1 2012-08-08 Steven Bosscher <steven@gcc.gnu.org>
4 * gimpify.c (gimplify_body): Only verify_gimple_in_seq with
6 * tree-ssa-loop-manip.c (add_exit_phis_var): Assert that var is
7 a gimple_reg if checking is enabled.
8 (find_uses_to_rename_stmt): Only look at non-virtual USE operands.
9 * tree-into-ssa (compute_global_livein): Change the worklist
10 type from an array to a VEC.
12 2012-08-08 Richard Guenther <rguenther@suse.de>
14 * tree-ssa-operands.h (virtual_operand_p): Declare.
15 * tree-ssa-operands.c (virtual_operand_p): New predicate.
16 * gimple.c (is_gimple_reg): Use virtual_operand_p.
17 * tree-into-ssa.c (prepare_block_for_update): Likewise.
18 * tree-vect-loop-manip.c (adjust_debug_stmts): Likewise.
20 2012-08-08 Richard Guenther <rguenther@suse.de>
22 * tree-call-cdce.c (check_pow): Simplify.
23 (gen_conditions_for_pow_int_base): Likewise.
24 * tree-ssa-dom.c (propagate_rhs_into_lhs): Do not handle
25 virtual operands here.
26 * tree-ssa-operands.c (get_name_decl): Remove unused function.
27 * gimplify.c (gimple_regimplify_operands): Remove dead code.
28 * tree-vrp.c (get_value_range): Move SSA_NAME_VAR access.
29 * tree-parloops.c (create_phi_for_local_result): Use copy_ssa_name.
30 * value-prof.c (gimple_ic): Use duplicate_ssa_name.
31 (gimple_stringop_fixed_value): Likewise.
32 * tree.c (needs_to_live_in_memory): Remove SSA name handling.
33 * tree-stdarg.c (find_va_list_reference): Store SSA_NAME_VERSIONs
34 in the bitmap alongside shifted DECL_UIDs.
35 (va_list_counter_struct_op): Likewise.
36 (va_list_ptr_read): Likewise.
37 (va_list_ptr_write): Likewise.
38 (check_va_list_escapes): Likewise.
39 (check_all_va_list_escapes): Likewise.
40 (execute_optimize_stdarg): Likewise.
41 * tree-outof-ssa.c (insert_backedge_copies): Use copy_ssa_name.
43 2012-08-08 Richard Sandiford <rdsandiford@googlemail.com>
44 H.J. Lu <hongjiu.lu@intel.com>
46 PR rtl-optimization/54157
47 * combine.c (gen_lowpart_for_combine): Don't return identity
48 for CONST or symbolic reference.
50 2012-08-08 Michael Zolotukhin <michael.v.zolotukhin@intel.com>
52 * common/config/i386/i386-common.c (OPTION_MASK_ISA_ADX_SET): New.
53 (OPTION_MASK_ISA_ADX_UNSET): Likewise.
54 (ix86_handle_option): Handle madx option.
55 * config.gcc (i[34567]86-*-*): Add adxintrin.h.
56 (x86_64-*-*): Likewise.
57 * config/i386/adxintrin.h: New header.
58 * config/i386/driver-i386.c (host_detect_local_cpu): Detect ADCX/ADOX
60 * config/i386/i386-builtin-types.def
61 (UCHAR_FTYPE_UCHAR_UINT_UINT_PUNSIGNED): New function type.
62 (UCHAR_FTYPE_UCHAR_ULONGLONG_ULONGLONG_PULONGLONG): Likewise.
63 * config/i386/i386-c.c: Define __ADX__ if needed.
64 * config/i386/i386.c (ix86_target_string): Define -madx option.
66 (ix86_option_override_internal): Handle new option.
67 (ix86_valid_target_attribute_inner_p): Add OPT_madx.
68 (ix86_builtins): Add IX86_BUILTIN_ADDCARRYX32,
69 IX86_BUILTIN_ADDCARRYX64.
70 (ix86_init_mmx_sse_builtins): Define corresponding built-ins.
71 (ix86_expand_builtin): Handle these built-ins.
72 (ix86_expand_args_builtin): Handle new function types.
73 * config/i386/i386.h (TARGET_ADX): New.
74 * config/i386/i386.md (adcx<mode>3): New define_insn.
75 * config/i386/i386.opt (madx): New.
76 * config/i386/x86intrin.h: Include adxintrin.h.
78 2012-08-08 Nick Clifton <nickc@redhat.com>
80 * config/rl78/rl78.c: Include tree-pass.h.
82 2012-08-08 Steven Bosscher <steven@gcc.gnu.org>
85 * ira.c (init_live_subregs): Take live_subregs_used as a bitmap.
86 (build_insn_chain): Make live_subregs_used a bitmap.
87 Use SBITMAP_SIZE to ignore the paradoxical bytes of subregs.
88 Use sbitmap_free to free the live_subreg sbitmaps.
91 * ifcvt.c: Include pointer-set.h.
92 (cond_move_process_if_block): Change type of then_regs and
93 else_regs from alloca'd array to pointer_sets.
94 (check_cond_move_block): Update for this change.
95 (cond_move_convert_if_block): Likewise.
96 * Makefile.in: Fix dependencies for ifcvt.o.
98 2012-08-07 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
100 * gimple-ssa-strength-reduction.c (struct incr_info_d): New struct.
101 (incr_vec): New static var.
102 (incr_vec_len): Likewise.
103 (address_arithmetic_p): Likewise.
104 (stmt_cost): Remove dead assignment.
105 (dump_incr_vec): New function.
106 (cand_abs_increment): Likewise.
107 (lazy_create_slsr_reg): Likewise.
108 (incr_vec_index): Likewise.
109 (count_candidates): Likewise.
110 (record_increment): Likewise.
111 (record_increments): Likewise.
112 (unreplaced_cand_in_tree): Likewise.
113 (optimize_cands_for_speed_p): Likewise.
114 (lowest_cost_path): Likewise.
115 (total_savings): Likewise.
116 (analyze_increments): Likewise.
117 (ncd_for_two_cands): Likewise.
118 (nearest_common_dominator_for_cands): Likewise.
119 (profitable_increment_p): Likewise.
120 (insert_initializers): Likewise.
121 (introduce_cast_before_cand): Likewise.
122 (replace_rhs_if_not_dup): Likewise.
123 (replace_one_candidate): Likewise.
124 (replace_profitable_candidates): Likewise.
125 (analyze_candidates_and_replace): Handle candidates with SSA-name
128 2012-08-07 Steven Bosscher <steven@gcc.gnu.org>
130 * cfg.c (debug_bb): Do not set TDF_BLOCKS.
131 * cfghooks.c (dump_bb): Honor ~TDF_BLOCKS.
132 * pretty-print.c (pp_base_flush): Do not add a newline, and do not
133 clear pp_needs_newline.
134 * pretty-print.h (pp_newline_and_flush): New macro with the behavior
135 of pp_base_flush before the above change.
136 * langhooks.c (lhd_print_error_function): Use pp_newline_and_flush
138 * diagnostic.c (diagnostic_finish): Likewise.
139 (diagnostic_report_diagnostic): Likewise.
140 (verbatim): Likewise.
141 (error_recursion): Likewise.
142 * tree-pretty-print.c (print_generic_stmt): Likewise.
143 (print_generic_stmt_indented): LIkewise.
144 * gimple-pretty-print.c (print_gimple_stmt): Likewise.
145 (print_gimple_seq): Likewise.
146 (gimple_dump_bb_buff): Likewise.
148 2012-08-07 Uros Bizjak <ubizjak@gmail.com>
151 * var-tracking.c (var_lowpart): Exit early for matched modes.
153 2012-08-07 Richard Henderson <rth@redhat.com>
155 * config/s390/s390.c (s390_emit_compare_and_swap): Update for
156 atomic_compare_and_swapsi_internal name change.
157 (s390_expand_insv): Try RISBG last, not requiring operands in
158 registers but forcing them there. Try a limited form of ICM.
159 (s390_two_part_insv): New.
160 (s390_expand_cs_hqi): Use it. Update for atomic optabs.
161 * config/s390/s390.md (UNSPEC_MOVA): New.
162 (TDSI): Remove mode iterator.
163 (DGPR, DINT, TDI): New mode iterators.
164 (td): New mode attribute.
165 (mem_signal_fence): New.
166 (mem_thread_fence): Rename from memory_barrier; update for model arg.
167 (mem_thread_fence_1): Rename from *memory_barrier.
168 (atomic_load<DINT>, atomic_store<DINT>): New expanders.
169 (atomic_loaddi_1, atomic_loadti_1): New.
170 (atomic_storedi_1, atomic_storeti_1): New.
171 (sync_compare_and_swap<TDSI>, sync_compare_and_swap<HQI>): Remove.
172 (atomic_compare_and_swap<DGPR>, atomic_compare_and_swap<HQI>): New.
173 (atomic_compare_and_swap<DGPR>_internal): New.
174 (*sync_compare_and_swap<DW>, *sync_compare_and_swap<GPR>): Remove.
175 (*atomic_compare_and_swap<TDI>_1): New.
176 (*atomic_compare_and_swapdi_2, *atomic_compare_and_swapsi_3): New.
177 (sync_<ATOMIC_Z196><GPR>, sync_old_<ATOMIC_Z196><GPR>): Remove.
178 (atomic_fetch_<ATOMIC_Z196><GPR>): New.
179 (atomic_fetch_<ATOMC_Z196><GPR>_iaf): New.
180 (sync_<ATOMIC><HQI>, sync_old_<ATOMIC><HQI>): Remove.
181 (sync_new_<ATOMIC><HQI>): Remove.
182 (atomic_<ATOMIC><HQI>, atomic_fetch_<ATOMIC><HQI>): New.
183 (atomic_<ATOMIC>_fetch<HQI>): New.
184 (sync_lock_test_and_set<HQI>): Remove.
185 (atomic_exchange<HQI>): New.
187 2012-08-07 Paul Brook <paul@codesourcery.com>
188 Sandra Loosemore <sandra@codesourcery.com>
190 * except.c (switch_to_exception_section): Place tables for
191 DECL_ONE_ONLY functions in comdat groups.
193 2012-08-07 Richard Guenther <rguenther@suse.de>
195 * tree-flow.h (copy_ssa_name_fn): New function.
196 (duplicate_ssa_name_fn): Likewise.
197 * tree-flow-inline.h (copy_ssa_name): New function.
198 (duplicate_ssa_name): Likewise.
199 * tree-ssanames.c (copy_ssa_name_fn): New function.
200 (duplicate_ssa_name): Rename to ...
201 (duplicate_ssa_name_fn): ... this and adjust.
202 * tree-tailcall.c (update_accumulator_with_ops): Use copy_ssa_name.
203 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1):
205 (slpeel_update_phi_nodes_for_guard2): Likewise.
206 (slpeel_tree_peel_loop_to_edge): Likewise.
207 (vect_loop_versioning): Likewise.
208 * tree-parloops.c (transform_to_exit_first_loop): Likewise.
209 (create_parallel_loop): Likewise.
210 * ipa-split.c (split_function): Likewise.
211 * tree-vect-loop.c (vect_is_simple_reduction_1): Likewise.
212 (vect_create_epilog_for_reduction): Likewise.
213 * tree-vect-data-refs.c (bump_vector_ptr): Likewise.
214 (vect_setup_realignment): Likewise.
215 * tree-vect-stmts.c (vectorizable_load): Likewise.
216 * tree-switch-conversion.c (build_one_array): Likewise.
217 (gen_def_assigns): Likewise.
218 * tree-cfg.c (gimple_make_forwarder_block): Likewise.
219 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Call
220 create_zero_dim_array with the SSA name.
221 (rewrite_phi_out_of_ssa): Likewise.
222 (rewrite_cross_bb_scalar_dependence): Likewise. Use copy_ssa_name.
224 2012-08-07 Richard Guenther <rguenther@suse.de>
226 * tree-dfa.c (set_ssa_default_def): Clear the SSA_NAME_DEFAULT_DEF
227 bit of the old name when we clear the slot.
228 * tree-ssa-live.c (remove_unused_locals): Release any default
229 def associated with an unused var.
230 * tree-ssa-copy.c (may_propagate_copy_into_asm): Always return true.
232 2012-08-07 Richard Guenther <rguenther@suse.de>
234 * tree-into-ssa.c (rewrite_stmt): Remove clobbers for variables
235 we rewrite into SSA form.
236 (rewrite_enter_block): Adjust.
237 * gimple-iterator.c (gsi_replace): Also allow replacement with
238 a stmt without a lhs.
239 * tree-ssa-live.c (remove_unused_locals): Remove code handling
240 clobbers of SSA names.
241 * tree-nested.c (convert_local_reference_stmt): Remove clobbers
242 for variables we access through the local chain.
243 * tree-cfg.c (verify_gimple_assign_single): Verify clobbers
244 clobber full decls only.
246 2012-08-07 Richard Guenther <rguenther@suse.de>
248 * gimple.h (gimple_phi_set_result): Adjust SSA_NAME_DEF_STMT.
249 * tree-phinodes.c (make_phi_node): Allow a NULL var.
250 * tree-into-ssa.c (insert_phi_nodes_for): Simplify.
251 * tree-complex.c (update_phi_components): Likewise.
252 * tree-ssa-loop-manip.c (create_iv): Likewise.
253 (add_exit_phis_edge): Likewise.
254 (split_loop_exit_edge): Likewise.
255 (tree_transform_and_unroll_loop): Likewise.
256 * value-prof.c (gimple_ic): Likewise.
257 (gimple_stringop_fixed_value): Likewise.
258 * tree-tailcall.c (tree_optimize_tail_calls_1): Likewise.
259 * omp-low.c (expand_parallel_call): Likewise.
260 (expand_omp_for_static_chunk): Likewise.
261 (expand_omp_atomic_pipeline): Likewise.
262 * tree-parloops.c (create_phi_for_local_result): Likewise.
263 (transform_to_exit_first_loop): Likewise.
264 * tree-vect-data-refs.c (vect_setup_realignment): Likewise.
265 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Likewise.
266 * tree-predcom.c (initialize_root_vars): Likewise.
267 (initialize_root_vars_lm): Likewise.
268 * sese.c (sese_add_exit_phis_edge): Likewise.
269 * gimple-streamer-in.c (input_phi): Likewise.
270 * tree-inline.c (copy_phis_for_bb): Likewise.
271 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
272 * tree-cfg.c (gimple_make_forwarder_block): Likewise.
273 (gimple_duplicate_bb): Likewise.
275 2012-08-07 Nick Clifton <nickc@redhat.com>
277 * config/mn10300/mn10300.c (mn10300_expand_prologue): Report
278 stack usage if requested.
280 2012-08-06 Cary Coutant <ccoutant@google.com>
282 * cgraphunit.c (assemble_thunk): Add source line info.
283 * final.c (final): Check for non-null cfg pointer.
285 2012-08-06 Sandra Loosemore <sandra@codesourcery.com>
286 Maxim Kuvyrkov <maxim@codesourcery.com>
287 Julian Brown <julian@codesourcery.com>
289 * config/mips/24k.md (r24k_unknown_store): Delete special handling
291 (r24k_int_load, r24k_int_arith, r24k_int_mul3, r24k_int_mfhilo)
292 (r24k_int_cop, r24k_int_multi)
293 (r24kf2_1_fcvt_f2i, r24kf2_1_fxfer)
294 (r24kf1_1_fcvt_f2i, r24kf1_1_fxfer): Use mips_store_data_bypass_p
295 instead of store_data_bypass_p.
296 * config/mips/74k.md (r74k_int_store): Delete special handling for
298 (r74k_int_load, r74k_int_logical, r74k_int_arith, r74k_int_cmove):
299 Use mips_store_data_bypass_p instead of store_data_bypass_p.
301 2012-08-06 Marc Glisse <marc.glisse@inria.fr>
303 PR tree-optimization/51938
304 PR tree-optimization/52005
305 * tree-ssa-ifcombine.c (ifcombine_ifandif): New parameters for
307 (ifcombine_iforif): Remove, merge code into ifcombine_ifandif.
308 (tree_ssa_ifcombine_bb): Update calls to the above. Detect !a&&b
311 2012-08-06 Olivier Hainque <hainque@adacore.com>
313 * tree-emutls.c (new_emutls_decl): When a var_section is requested by
314 the target, attach the new decl to that, not to the template section.
316 2012-08-06 Tom de Vries <tom@codesourcery.com>
318 * tree-switch-conversion.c (emit_case_bit_tests): Generate MINUS_EXPR in
321 2012-08-05 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
323 * doc/invoke.texi: Document AMD btver2.
324 * doc/extend.texi: Document AMD btver1 and btver2.
326 2012-08-04 Sandra Loosemore <sandra@codesourcery.com>
327 Richard Sandiford <rdsandiford@googlemail.com>
329 * config/mips/mips.c (mips_option_override): Check -fpic
330 for compatibility with -mabicalls and ABI.
332 2012-08-04 Catherine Moore <clm@codesourcery.com>
333 Sandra Loosemore <sandra@codesourcery.com>
335 * config/mips/xlr.md (ir_xlr_alu_clz): New insn_reservation.
336 (ir_xlr_alu): Remove clz.
337 * config/mips/mips-cpus.def (xlr): Set PTF_AVOID_BRANCHLIKELY.
339 2012-08-04 Richard Earnshaw <rearnsha@arm.com>
341 * arm.c (arm_gen_constant): Use SImode when preparing operands for
344 2012-08-04 Uros Bizjak <ubizjak@gmail.com>
346 * config/i386/i386.h (QI_REGNO_P): New define.
347 (ANY_QI_REGNO_P): Ditto.
348 (GENERAL_REGNO_P): Use IN_RANGE macro.
349 (QI_REG_P): Use QI_REGNO_P.
350 (ANY_QI_REG_P): Use GENERAL_REGNO_P and QI_REGNO_P.
351 (HARD_REGNO_CALLER_SAVE_MODE): Use QI_REGNO_P.
352 * config/i386/i386.c (ix86_hard_regno_mode_ok): Ditto.
353 (x86_extended_QIreg_mentioned_p): Ditto. Also check if
354 register is a general register.
356 2012-08-03 Uros Bizjak <ubizjak@gmail.com>
358 * config/i386/sync.md (*atomic_fetch_add_cmp<mode>): Use
359 incdec_operand predicate to return INC or DEC insn mnemonic.
360 Add %K operand modifier.
361 (atomic_add<mode>): Use incdec_operand predicate to
362 return INC or DEC insn mnemonic.
363 (atomic_dec<mode>): Ditto.
365 2012-08-03 Michael Matz <matz@suse.de>
367 PR tree-optimization/54146
368 * cfgexpand.c (add_scope_conflicts_1): Use bitmap_ior_into.
369 (add_scope_conflicts): Iterate in RPO order.
370 (add_stack_protection_conflicts): Iterate over the other triangle.
371 (fini_vars_expansion): Clear stack_vars_sorted.
373 2012-08-03 Marc Glisse <marc.glisse@inria.fr>
375 PR tree-optimization/30318
376 * double-int.c (mul_double_wide_with_sign): New function.
377 (mul_double_with_sign): Call the new function.
378 * double-int.h (mul_double_wide_with_sign): Declare the new function.
379 * tree-vrp.c (extract_range_from_binary_expr_1) [MULT_EXPR]:
380 Handle integer types that wrap on overflow.
381 (quad_int_cmp): New helper function.
382 (quad_int_pair_sort): Likewise.
384 2012-08-03 Richard Guenther <rguenther@suse.de>
386 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Query
387 is_gimple_reg on the SSA name, not its variable.
388 (vect_update_ivs_after_vectorizer): Likewise.
389 * tree-ssa-copyrename.c (rename_ssa_copies): Likewise.
390 * tree-if-conv.c (if_convertible_phi_p): Likewise.
391 (predicate_scalar_phi): Likewise.
392 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Likewise.
393 (vect_analyze_scalar_cycles_1): Likewise.
394 * tree-ssa-live.c (register_ssa_partition_check): Likewise.
395 * tree-outof-ssa.c (eliminate_useless_phis): Likewise.
396 * tree-ssa-reassoc.c (phi_rank): Likewise.
397 * tree-parloops.c (separate_decls_in_region_name): Use
398 replace_ssa_name_symbol.
399 * tree-predcom.c (base_names_in_chain_on): Likewise.
400 * matrix-reorg.c (update_type_size): Query the type of the SSA name,
402 * gimple-ssa-strength-reduction.c (create_mul_ssa_cand): Likewise.
403 (create_mul_imm_cand): Likewise.
404 (create_add_ssa_cand): Likewise.
405 (create_add_imm_cand): Likewise.
406 (slsr_process_add): Likewise.
407 * tree-inline.c (remap_ssa_name): Do not set the type of the
409 * tree-ssa-structalias.c (get_constraint_for_ssa_var): Clarify assert.
410 Check for default def first.
412 2012-08-04 Steven Bosscher <steven@gcc.gnu.org>
414 * cfgrtl.c (print_rtl_with_bb): Do not print a newline between insns.
416 * sched-vis.c (print_pattern): Handle SEQUENCE also.
418 2012-08-02 Richard Henderson <rth@redhat.com>
422 * function.h (struct rtl_data): Add max_dynamic_stack_alignment.
423 * cfgexpand.c (gimple_expand_cfg): Initialise it.
424 * explow.c (allocate_dynamic_stack_space): Set it. Simplify
425 alignment requirements given the known alignment of dynamic_offset.
426 * function.c (instantiate_virtual_regs): Align dtnamic_offset.
428 2012-08-02 Kenneth Zadeck <zadeck@naturalbridge.com>
430 * cfgexpand.c (expand_debug_locations): Encapsulate test for
431 CONST_DOUBLE in macro.
432 * combine.c (try_combine, gen_lowpart_for_combine): Ditto.
433 * cprop.c (implicit_set_cond_p): Ditto.
434 * cselib.c (rtx_equal_for_cselib_1): Ditto.
435 * expmed.c (expand_mult): Ditto.
436 * expr.c (convert_modes): Ditto.
437 * ira-costs.c (record_reg_classes): Ditto.
438 * ira-lives.c (single_reg_class): Ditto.
439 * optabs.c (expand_copysign_absneg, expand_copysign): Ditto.
440 * print-rtl.c (print_rtx): Ditto.
441 * recog.c (simplify_while_replacing, const_double_operand)
442 (asm_operand_ok, constrain_operands): Ditto.
443 * reg-stack.c (subst_stack_regs_pat): Ditto.
444 * reload.c (find_reloads, find_equiv_reg): Ditto.
445 * rtlanal.c (replace_rtx): Remove test.
446 * rtlanal.c (constant_pool_constant_p, split_double): Encapsulate
447 test for CONST_DOUBLE in macro.
448 * simplify-rtx.c (mode_signbit_p, avoid_constant_pool_reference)
449 (simplify_unary_operation_1, simplify_const_unary_operation)
450 (simplify_binary_operation_1, simplify_const_binary_operation)
451 (simplify_relational_operation_1)
452 (simplify_const_relational_operations)
453 (implify_subreg): Ditto.
454 * varasm.c (output_constant_pool_2): Ditto.
455 * rtl.h (CONST_DOUBLE_AS_INT_P, CONST_DOUBLE_AS_FLOAT_P): New macros.
456 * rtl.def (CONST_DOUBLE): Updated comments.
458 2012-08-02 Richard Sandiford <rdsandiford@googlemail.com>
461 * config/mips/mips-protos.h (mips_strip_unspec_address): Declare.
462 * config/mips/mips.c (mips_strip_unspec_address): Make extern.
463 (mips16_rewrite_pool_constant): Make a copy of the pool constant
464 before adding to a PC-relative table.
465 (mips16_lay_out_constants): Add a SPLIT_P parameter.
466 (mips16_load_branch_target, mips16_split_long_branches): New functions.
467 (mips_reorg): Update call to mips16_lay_out_constants.
468 Call mips16_split_long_branches.
469 * config/mips/predicates.md (pc_or_label_operand): Delete.
470 * config/mips/mips.md (length): Add a calculation for MIPS16 branches.
471 Move the extended_mips16 handling further down.
472 (*branch_equality<mode>_mips16): Replace use pc_or_label_operand
473 with explicit label_ref and pc. Follow the usual operand numbering.
474 (*branch_equality<mode>_mips16_inverted): New pattern.
475 (*jump_mips16): Add length attribute.
476 (indirect_jump_and_restore_<mode>): New pattern.
477 (consttable_int): Call mips_strip_unspec_address on the operand.
479 2012-08-02 Richard Sandiford <rdsandiford@googlemail.com>
481 * recog.c (split_insn): Copy the original SET_SRC before using
484 2012-08-02 Richard Sandiford <rdsandiford@googlemail.com>
486 * reorg.c (dbr_schedule): Delete REG_BR_PRED loop.
488 2012-08-02 Marc Glisse <marc.glisse@inria.fr>
490 PR tree-optimization/53805
491 * fold-const.c (invert_tree_comparison): Invert ORDERED_EXPR and
492 UNORDERED_EXPR even for trapping floating point.
494 2012-08-02 H.J. Lu <hongjiu.lu@intel.com>
498 * ipa-inline-analysis.c (inline_free_summary): Return if
499 inline_edge_summary_vec is NULL.
501 * ipa-split.c (execute_split_functions): Check if a function
502 is inlinable only if inline_edge_summary_vec != NULL.
504 * ipa.c (symtab_remove_unreachable_nodes): Restore
505 cgraph_propagate_frequency call when something was changed.
506 (free_inline_summary): New function.
507 (pass_ipa_free_inline_summary): New pass.
509 * passes.c (init_optimization_passes): Add
510 pass_ipa_free_inline_summary before pass_ipa_tree_profile.
512 * timevar.def (TV_IPA_FREE_INLINE_SUMMARY): New.
514 * tree-pass.h (pass_ipa_free_inline_summary): New.
516 2012-08-02 Richard Earnshaw <rearnsha@arm.com>
518 * arm.c (arm_gen_constant): Use UBFX for some AND operations when
521 2012-08-02 Richard Guenther <rguenther@suse.de>
523 * tree-into-ssa.c (struct common_info_d): New struct.
524 (struct var_info_d, struct ssa_name_info): Use it.
525 (get_ssa_name_ann): Adjust.
526 (get_phi_state, set_phi_state): Remove.
527 (get_common_info): New function.
528 (get_current_def, set_current_def): Adjust.
529 (get_def_blocks_for): Take a common info as param.
530 (set_def_block): Call get_common_info once.
531 (set_livein_block): Likewise.
532 (find_def_blocks_for): Adjust.
533 (insert_phi_nodes): Likewise.
534 (register_new_def): Call get_common_info once.
535 (get_reaching_def): Likewise.
536 (rewrite_debug_stmt_uses): Likewise.
537 (rewrite_leave_block): Likewise.
538 (dump_currdefs): Likewise.
539 (debug_var_infos_r): Adjust.
540 (register_new_update_single): Call get_common_info once.
541 (maybe_replace_use_in_debug_stmt): Likewise.
542 (rewrite_update_leave_block): Likewise.
543 (mark_use_interesting): Adjust.
544 (create_new_def_for): Likewise.
545 (update_ssa): Likewise.
547 2012-08-02 Michael Matz <matz@suse.de>
549 * tree-ssa-live.c (set_is_used): Return a bool.
550 (mark_all_vars_used): Don't take data argument.
551 (mark_all_vars_used_1): Adjust calls to above, merge handling
552 of local and global vars.
553 (remove_unused_scope_block_p): Don't take global_unused_vars,
554 merge handling of local and global vars.
555 (remove_unused_locals): Don't allocate/fill/pass global_unused_vars,
556 use is_used_p for local and global vars.
558 2012-08-02 Richard Guenther <rguenther@suse.de>
560 * tree-flow.h (make_rename_temp): Remove.
561 * tree-dfa.c (make_rename_temp): Likewise.
562 * cgraphunit.c (thunk_adjust, assemble_thunk): Use create_tmp_reg
563 instead of make_rename_temp.
564 * omp-low.c (expand_omp_for_generic, expand_omp_for_static_nochunk,
565 expand_omp_atomic_pipeline): Likewise.
566 * trans-mem.c (tm_log_emit_save_or_restores, build_tm_load,
567 build_tm_store, expand_call_tm, expand_transaction,
568 ipa_tm_insert_gettmclone_call): Likewise.
569 * tree-complex.c (expand_complex_div_wide): Likewise.
570 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
572 * tree-ssa-loop-im.c (execute_sm_if_changed_flag_set, execute_sm):
574 * tree-ssa-math-opts.c (insert_reciprocals): Likewise.
575 * value-prof.c (gimple_divmod_fixed_value, gimple_mod_pow2,
576 gimple_mod_subtract): Likewise.
578 2012-08-02 Richard Guenther <rguenther@suse.de>
580 * tree-flow.h (set_default_def): Rename to ...
581 (set_ssa_default_def): ... this. Take a struct function argument.
582 (gimple_default_def): Rename to ...
583 (ssa_default_def): ... this.
584 (get_or_create_ssa_default_def): New function.
585 * tree-dfa.c: Likewise.
586 (dump_variable): Adjust.
587 * ipa-prop.c (ipa_analyze_params_uses): Adjust, properly check
589 * ipa-split.c (consider_split): Adjust, avoid repeated default-def
591 (split_function): Likewise.
592 * lto-streamer-in.c (input_ssa_names): Adjust.
593 * omp-low.c (expand_omp_taskreg): Likewise.
594 * tree-cfg.c (replace_ssa_name): Adjust, no need to push/pop cfun.
595 * tree-complex.c (init_parameter_lattice_values): Adjust.
596 (get_component_ssa_name): Likewise.
597 (update_parameter_components): Likewise.
598 * tree-inline.c (remap_ssa_name): Likewise.
599 (setup_one_parameter): Likewise.
600 (initialize_inlined_parameters): Likewise.
601 (declare_return_variable): Likewise.
602 (expand_call_inline): Likewise.
603 (tree_function_versioning): Likewise.
604 * tree-into-ssa.c (get_default_def_for): Remove.
605 (get_reaching_def): Use get_or_create_ssa_default_def instead.
606 * tree-predcom.c (replace_ref_with): Adjust.
607 * tree-sra.c (get_repl_default_def_ssa_name): Likewise.
608 (is_unused_scalar_param): Likewise.
609 (ptr_parm_has_direct_uses): Likewise.
610 (sra_ipa_reset_debug_stmts): Likewise.
611 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust.
612 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
613 * tree-ssa-live.c (verify_live_on_entry): Likewise.
614 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise,
615 avoid repeated default def lookups.
616 * tree-ssa-sccvn.c (run_scc_vn): Likewise.
617 * tree-tailcall.c (arg_needs_copy_p): Adjust.
618 (tree_optimize_tail_calls_1): Likewise.
620 2012-08-02 Richard Guenther <rguenther@suse.de>
622 PR tree-optimization/50672
624 2012-08-01 Richard Guenther <rguenther@suse.de>
626 * tree-ssa-tail-merge.c (release_last_vdef): Remove.
627 (replace_block_by): Adjust.
629 2012-08-02 Richard Guenther <rguenther@suse.de>
631 * tree-dfa.c (referenced_var_lookup): Remove.
632 (find_referenced_vars): Remove.
633 (pass_referenced_vars): Likewise.
634 (make_rename_temp): Do not add referenced vars.
635 (dump_referenced_vars): Remove.
636 (debug_referenced_vars): Likewise.
637 (dump_dfa_stats): Do not dump referenced var stats.
638 (find_vars_r): Remove.
639 (find_referenced_vars_in): Likewise.
640 (referenced_var_check_and_insert): Likewise.
641 (add_referenced_var_1): Likewise.
642 (remove_referenced_var): Likewise.
643 * tree-flow.h (referenced_var_lookup): Likewise.
644 (struct gimple_df): Remove referenced_vars member.
645 (typedef referenced_var_iterator): Remove.
646 (FOR_EACH_REFERENCED_VAR): Likewise.
647 (num_referenced_vars): Likewise.
648 (debug_referenced_vars, dump_referenced_vars): Likewise.
649 (add_referenced_var_1, add_referenced_var): Likewise.
650 (remove_referenced_var): Likewise.
651 (find_referenced_vars_in): Likewise.
652 * tree-flow-inline.h (gimple_referenced_vars): Remove.
653 (first_referenced_var): Likewise.
654 (end_referenced_vars_p): Likewise.
655 (next_referenced_var): Likewise.
656 * cfgexpand.c (update_alias_info_with_stack_vars): Remove assert.
657 * gimple-pretty-print.c (pp_points_to_solution): Dump UIDs
659 * tree-into-ssa.c (dump_decl_set): Likewise.
660 (pass_build_ssa): Do not require PROP_referenced_vars.
661 * tree-ssa.c (target_for_debug_bind): Virtual operands are
662 not suitable, but all register type vars are.
663 (init_tree_ssa): Do not allocate referenced vars.
664 (delete_tree_ssa): Do not free referenced vars.
665 * cgraphunit.c (init_lowered_empty_function): Do not set
666 PROP_referenced_vars.
667 (assemble_thunk): Do not add referenced vars.
668 * gimple-fold.c (canonicalize_constructor_val): Likewise.
669 (gimplify_and_update_call_from_tree): Likewise.
670 * gimple-streamer-in.c (input_bb): Likewise.
671 * passes.c (init_optimization_passes): Do not run
672 pass_referenced_vars.
673 (dump_properties): Do not dump PROP_referenced_vars.
674 * tree-inline.c (remap_decl): Do not add referenced vars.
675 (remap_gimple_op_r): Likewise.
676 (copy_tree_body_r): Likewise.
678 (setup_one_parameter): Likewise.
679 (declare_return_variable): Likewise.
680 (copy_decl_for_dup_finish): Likewise.
681 (copy_arguments_for_versioning): Likewise.
682 (tree_function_versioning): Likewise.
683 * tree-pass.h (PROP_referenced_vars): Remove.
684 (pass_referenced_vars): Likewise.
685 * tree-profile.c (gimple_gen_edge_profiler): Do not add
687 (gimple_gen_interval_profiler): Likewise.
688 (gimple_gen_pow2_profiler): Likewise.
689 (gimple_gen_one_value_profiler): Likewise.
690 (gimple_gen_ic_profiler): Likewise.
691 (gimple_gen_average_profiler): Likewise.
692 (gimple_gen_ior_profiler): Likewise.
693 * tree-ssa-live.c (remove_unused_locals): Do not touch referenced vars.
694 * tree-cfg.c (replace_ssa_name): Do not add referenced vars.
695 (move_stmt_op): Likewise.
696 * tree-ssa-operands.c (create_vop_var): Likewise.
697 * gimple-low.c (record_vars_into): Likewise.
698 * gimplify.c (gimple_regimplify_operands): Likewise.
699 (force_gimple_operand_1): Likewise.
700 * omp-low.c (expand_omp_for_generic): Likewise.
701 (expand_omp_for_static_chunk): Likewise.
702 (expand_omp_atomic_pipeline): Likewise.
703 * graphite-clast-to-gimple.c (graphite_create_new_loop): Likewise.
704 (translate_clast_assignment): Likewise.
705 * graphite-sese-to-poly.c (create_zero_dim_array): Likewise.
706 (handle_scalar_deps_crossing_scop_limits): Likewise.
707 * ipa-prop.c (ipa_modify_formal_parameters): Likewise.
708 * ipa-split.c (split_function): Likewise.
709 * matrix-reorg.c (transform_access_sites): Likewise.
710 * trans-mem.c (tm_log_add): Likewise.
711 (ipa_tm_insert_gettmclone_call): Likewise.
712 * tree-complex.c (create_one_component_var): Likewise.
713 * tree-if-conv.c (ifc_temp_var): Likewise.
714 * tree-parloops.c (take_address_of): Likewise.
715 (initialize_reductions): Likewise.
716 (separate_decls_in_region_name): Likewise.
717 (create_call_for_reduction_1): Likewise.
718 (separate_decls_in_region): Likewise.
719 * tree-predcom.c (predcom_tmp_var): Likewise.
720 (reassociate_to_the_same_stmt): Likewise.
721 * tree-sra.c (build_ref_for_offset): Likewise.
722 (create_access_replacement): Likewise.
723 (get_replaced_param_substitute): Likewise.
724 (sra_ipa_reset_debug_stmts): Likewise.
725 * tree-ssa-loop-im.c (rewrite_reciprocal): Likewise.
726 (rewrite_bittest): Likewise.
727 * tree-ssa-loop-ivopts.c (create_new_iv): Likewise.
728 * tree-ssa-loop-manip.c (create_iv): Likewise.
729 (tree_transform_and_unroll_loop): Likewise.
730 * tree-ssa-math-opts.c (powi_as_mults): Likewise.
731 (build_and_insert_call): Likewise.
732 (gimple_expand_builtin_cabs): Likewise.
733 (execute_optimize_bswap): Likewise.
734 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
735 (abs_replacement): Likewise.
736 (cond_store_replacement): Likewise.
737 (cond_if_else_store_replacement_1): Likewise.
738 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
739 * tree-ssa-pre.c (get_representative_for): Likewise.
740 (create_expression_by_pieces): Likewise.
741 (insert_into_preds_of_block): Likewise.
742 * tree-ssa-propagate.c (update_call_from_tree): Likewise.
743 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
744 (eliminate_redundant_comparison): Likewise.
745 (rewrite_expr_tree_parallel): Likewise.
746 (get_reassoc_pow_ssa_name): Likewise.
747 * tree-ssa-strlen.c (get_string_length): Likewise.
748 * tree-switch-conversion.c (emit_case_bit_tests): Likewise.
749 (build_arrays): Likewise.
750 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
751 (create_tailcall_accumulator): Likewise.
752 * tree-vect-data-refs.c (vect_get_new_vect_var): Likewise.
753 (vect_create_addr_base_for_vector_ref): Likewise.
754 (vect_permute_store_chain): Likewise.
755 (vect_permute_load_chain): Likewise.
756 * tree-vect-generic.c (expand_vector_divmod): Likewise.
757 * tree-vect-loop-manip.c (set_prologue_iterations): Likewise.
758 (vect_build_loop_niters): Likewise.
759 (vect_generate_tmps_on_preheader): Likewise.
760 (vect_update_ivs_after_vectorizer): Likewise.
761 (vect_gen_niters_for_prolog_loop): Likewise.
762 (vect_do_peeling_for_alignment): Likewise.
763 (vect_create_cond_for_align_checks): Likewise.
764 * tree-vect-patterns.c (vect_recog_temp_ssa_var): Likewise.
765 (vect_handle_widen_op_by_const): Likewise.
766 (vect_operation_fits_smaller_type): Likewise.
767 (vect_recog_over_widening_pattern): Likewise.
768 * tree-vect-stmts.c (vect_init_vector): Likewise.
770 2012-08-01 Alexandre Oliva <aoliva@redhat.com>
773 * valtrack.c (dead_debug_insert_temp): Use cleanup_auto_inc_dec.
775 2012-08-01 Alexandre Oliva <aoliva@redhat.com>
778 * valtrack.c (cleanup_auto_inc_dec): Implement unconditionally,
779 falling back to copy_rtx on non-autoinc machines.
780 (propagate_for_debug_subst): Always use cleanup_auto_inc_dec.
782 2012-08-01 Alexandre Oliva <aoliva@redhat.com>
785 * valtrack.h, valtrack.c: New.
786 * Makefile.in (VALTRACK_H): New.
787 (OBJS): Add valtrack.o.
789 (cselib.o, dce.o, df-problems.o, combine.o): Add VALTRACK_H.
790 * combine.c: Include valtrack.h.
791 (make_compound_operation): Publish.
792 (cleanup_auto_inc_dec): Move to valtrack.c.
793 (struct rtx_subst_pair, propagate_for_debug_subst): Likewise.
794 (propagate_for_debug): Likewise. Add this_basic_block parameter.
796 * cselib.c: Include valtrack.h.
798 * df-problems.c: Likewise.
799 (dead_debug_init, dead_debug_reset_uses): Move to valtrack.c.
800 (dead_debug_finish, dead_debug_add): Likewise.
801 (dead_debug_insert_temp): Likewise.
802 * df.h (struct dead_debug_use): Move to valtrack.h.
803 (struct dead_debug, enum debug_temp_where): Likewise.
804 (dead_debug_init, dead_debug_reset_uses): Move to valtrack.h.
805 (dead_debug_finish, dead_debug_add): Likewise.
806 (dead_debug_insert_temp): Likewise.
807 * rtl.h (make_compound_operation): Declare.
809 2012-08-01 Catherine Moore <clm@codesourcery.com>
810 Sandra Loosemore <sandra@codesourcery.com>
812 * config/mips/mips-cpus.def (34kn): New.
813 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): Add 34kn.
814 (BASE_DRIVER_SELF_SPECS): Do not imply -mdsp for the 34kn.
815 * config/mips/mips-tables.opt: Regenerate.
816 * doc/invoke.texi (MIPS Options): Document -march=34kn.
818 2012-08-01 Richard Henderson <rth@redhat.com>
820 * expmed.h (NUM_MODE_PARTIAL_INT): New.
821 (NUM_MODE_VECTOR_INT, NUM_MODE_IP_INT, NUM_MODE_IPV_INT): New.
822 (struct expmed_op_cheap): Size one array on NUM_MODE_IPV_INT.
823 (struct expmed_op_costs): Likewise.
824 (struct target_expmed): Size x_convert_cost on NUM_MODE_IP_INT.
825 (expmed_mode_index): New.
826 (expmed_op_cheap_ptr, expmed_op_cost_ptr): Use expmed_mode_index.
827 (convert_cost_ptr): Likewise.
828 * expmed.c (struct init_expmed_rtl): Rename convert to trunc.
829 (init_expmed_one_conv): Split out from ...
830 (init_expmed_one_mode): ... here. Iterate conversions over
831 partial integer modes too.
832 (init_expmed): Iterate over partial integer modes too.
834 2012-08-01 Richard Henderson <rth@redhat.com>
836 * config/m32c/m32c.c (TARGET_INIT_LIBFUNCS): Remove.
837 (m32c_init_libfuncs): Remove.
838 * config/m32c/cond.md (cstore<QHPSI>4_16): Rename from cstore<QHPSI>4.
839 (cstore<QHPSI>4): New expander.
841 2012-08-01 Richard Guenther <rguenther@suse.de>
843 * tree-flow-inline.h (referenced_var): Remove.
844 * tree-ssa-coalesce.c (create_outofssa_var_map): Remove duplicate
846 * tree-sra.c (candidates): New global hashtable.
847 (candidate): New function.
848 (sra_initialize): Initialize candidates.
849 (sra_deinitialize): Free candidates.
850 (disqualify_candidate): Remove candidate from candidates.
851 (maybe_add_sra_candidate): New function.
852 (find_var_candidates): Walk over all local decls and parameters,
853 add candidates to candidates hashtable.
854 (find_param_candidates): Add candidates to candidates hashtable.
855 (analyze_all_variable_accesses): Use candidate instead of
858 2012-08-01 Tom de Vries <tom@codesourcery.com>
860 * tree-vrp.c (find_case_label_ranges): New function.
861 (vrp_visit_switch_stmt, simplify_switch_using_ranges): Use
862 find_case_label_ranges instead of find_case_label_range. Handle second
865 2012-08-01 Michael Matz <matz@suse.de>
867 * tree-complex.c (init_parameter_lattice_values): Don't call var_ann.
868 * tree-dfa.c (struct dfa_stats_d): Remove num_var_anns member.
869 (dump_dfa_stats): Don't dump stats about var anns.
870 (collect_dfa_stats): Don't collect them.
871 (add_referenced_var_1): Don't set var annotation pointers.
872 (remove_referenced_var): Ditto, and only remove it it's in the
875 * tree-flow-inline.h (var_ann): Remove.
876 * tree-flow.h (struct var_ann_d, var_ann_t): Remove.
878 * tree-inline.c (remapped_type): Remove.
879 (can_be_nonlocal): Most variable will be considered live here,
880 return false earlier.
881 (remap_decls): Don't call var_ann, all variables will be considered
883 (copy_debug_stmt): Ditto, and use is_global_var.
885 * tree-into-ssa.c (rewrite_debug_stmt_uses): Use get_current_def to
886 determine if a variable was referred to, not var_ann.
887 * tree-ssa-live.c (remove_unused_scope_block_p): Don't check var_ann.
888 (remove_unused_locals): Ditto.
889 * tree-ssa.c (delete_tree_ssa): Don't free/clear var ann pointers.
890 * tree-tailcall.c (arg_needs_copy_p): Don't check var_ann.
891 * tree.c (copy_node_stat): Don't clear var ann pointer.
892 * tree.h (tree_result_decl, tree_parm_decl, tree_var_decl): Remove
894 (DECL_VAR_ANN_PTR): Remove.
896 2012-08-01 Michael Matz <matz@suse.de>
898 * tree-flow.h (struct var_ann_d): Rename used member.
899 (set_is_used): Don't declare.
900 * tree-flow-inline.h (clear_is_used): Remove.
901 (set_is_used, is_used_p): Move to ...
902 * tree-ssa-live.c (set_is_used, is_used_p): ... here, and use
904 (usedvars): New bitmap.
905 (dump_scope_block): Don't dump unusedness.
906 (remove_unused_locals): Allocate and free usedvars.
907 * tree-nrv.c (tree_nrv): Don't clear used flags here.
909 2012-08-01 Michael Matz <matz@suse.de>
911 * tree-flow.h (struct var_ann_d): Remove base_var_processed and
913 * tree-ssa-live.h (struct _var_map): Remove basevars member.
914 (VAR_ANN_BASE_INDEX): Remove.
915 * tree-ssa-live.c (var_map_base_init): Use a hash table instead
916 of var annotation to compress index space. Don't deal with above
918 (var_map_base_fini): Don't free basevars.
919 (init_var_map): Don't clear basevars.
921 2012-08-01 Bill Schmidt <wschmidt@linux.ibm.com>
923 * gimple-ssa-strength-reduction.c (struct slsr_cand_d): Change
924 base_name to base_expr.
925 (struct cand_chain_d): Likewise.
926 (base_cand_hash): Likewise.
927 (base_cand_eq): Likewise.
928 (record_potential_basis): Likewise.
929 (alloc_cand_and_find_basis): Likewise.
930 (create_mul_ssa_cand): Likewise.
931 (create_mul_imm_cand): Likewise.
932 (create_add_ssa_cand): Likewise.
933 (create_add_imm_cand): Likewise.
934 (slsr_process_cast): Likewise.
935 (slsr_process_copy): Likewise.
936 (dump_candidate): Likewise.
937 (base_cand_dump_callback): Likewise.
938 (unconditional_cands_with_known_stride_p): Likewise.
939 (cand_increment): Likewise.
941 2012-08-01 Bill Schmidt <wschmidt@linux.ibm.com>
943 PR tree-optimization/46556
944 * gimple-ssa-strength-reduction.c (enum cand_kind): Add CAND_REF.
945 (base_cand_map): Change to hash table.
946 (base_cand_hash): New function.
947 (base_cand_free): Likewise.
948 (base_cand_eq): Likewise.
949 (lookup_cand): Change base_cand_map to hash table.
950 (find_basis_for_candidate): Likewise.
951 (base_cand_from_table): Exclude CAND_REF.
952 (restructure_reference): New function.
953 (slsr_process_ref): Likewise.
954 (find_candidates_in_block): Call slsr_process_ref.
955 (dump_candidate): Handle CAND_REF.
956 (base_cand_dump_callback): New function.
957 (dump_cand_chains): Change base_cand_map to hash table.
958 (replace_ref): New function.
959 (replace_refs): Likewise.
960 (analyze_candidates_and_replace): Call replace_refs.
961 (execute_strength_reduction): Change base_cand_map to hash table.
963 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
965 * config/i386/i386.c (ix86_address_subreg_operand): Reject
967 (ix86_print_operand_address): Assert that parts.base and parts.index
968 are non-NULL after call to simplify_subreg.
970 2012-08-01 Richard Guenther <rguenther@suse.de>
972 * doc/tree-ssa.texi: Remove pieces mentioning mark_sym_for_renaming.
974 2012-08-01 Richard Guenther <rguenther@suse.de>
976 * graphite-clast-to-gimple.c (translate_clast_user): Rename
978 * sese.c (graphite_copy_stmts_from_block): Do not rename virtual
980 * tree-call-cdce.c (tree_call_cdce): Use
981 mark_virtual_operands_for_renaming.
982 * tree-eh.c (sink_clobbers): Simplify.
983 * tree-flow.h (mark_sym_for_renaming): Remove.
984 (mark_virtual_operands_for_renaming): New function.
985 * tree-if-conv.c (tree_if_conversion): Use
986 mark_virtual_operands_for_renaming.
987 * tree-inline.c (update_ssa_across_abnormal_edges): Likewise.
988 * tree-into-ssa.c (mark_sym_for_renaming): Remove.
989 (mark_virtual_operands_for_renaming): New function.
990 * tree-loop-distribution.c (tree_loop_distribution): Use
991 mark_virtual_operands_for_renaming.
992 * tree-ssa-dce.c (mark_virtual_operand_for_renaming): Do not
993 update stmts, use mark_virtual_operands_for_renaming.
994 * tree-ssa-tail-merge.c (release_last_vdef): Remove.
995 (replace_block_by): Adjust.
996 (tail_merge_optimize): Use mark_virtual_operands_for_renaming.
997 * tree-tailcall.c (tree_optimize_tail_calls_1): Use
998 mark_virtual_operands_for_renaming.
999 * tree-vect-slp.c (vect_slp_transform_bb): Likewise.
1000 * tree-vectorizer.c (vectorize_loops): Likewise.
1002 2012-08-01 Richard Guenther <rguenther@suse.de>
1004 * tree-flow.h (struct gimple_df): Remove syms_to_rename member,
1005 add ssa_renaming_needed and rename_vops flags.
1006 (SYMS_TO_RENAME): Remove.
1007 (symbol_marked_for_renaming): Likewise.
1008 (mark_virtual_ops_for_renaming): Likewise.
1009 * tree-into-ssa.c (symbols_to_rename_set, symbols_to_rename):
1011 (mark_for_renaming, marked_for_renaming): New functions.
1012 (symbol_marked_for_renaming): Remove.
1013 (dump_currdefs): Adjust.
1014 (maybe_replace_use): Likewise.
1015 (maybe_replace_use_in_debug_stmt): Likewise.
1016 (maybe_register_def): Likewise.
1017 (rewrite_update_phi_arguments): Likewise.
1018 (rewrite_update_enter_block): Likewise.
1019 (fini_ssa_renamer): Clear update SSA status here ...
1020 (delete_update_ssa): ... not here. Free rename set.
1021 (prepare_block_for_update): Compute which decls need renaming.
1022 (dump_update_ssa): Adjust.
1023 (mark_sym_for_renaming): Adjust update SSA status for virtuals.
1024 (need_ssa_update_p): Adjust.
1025 (insert_updated_phi_nodes_for): Likewise.
1026 (update_ssa): Likewise.
1027 * tree-ssa-operands.c (finalize_ssa_defs): Adjust update SSA status
1028 for virtual and real operands.
1029 (finalize_ssa_uses): Likewise.
1030 * tree-ssanames.c (init_ssanames): Adjust.
1031 * tree-ssa.c (maybe_rewrite_mem_ref_base, maybe_optimize_var,
1032 execute_update_addresses_taken): Add bitmap to keep track of which
1033 candidates are suitable for rewriting and later renaming by SSA update.
1034 * matrix-reorg.c (transform_access_sites): Do not rename all defs.
1035 * tree-dfa.c (make_rename_temp): Do not mark real operands for
1037 * cgraphunit.c (assemble_thunk): Likewise.
1038 * gimplify.c (gimple_regimplify_operands): Likewise.
1039 (force_gimple_operand_1): Likewise.
1040 * ipa-prop.c (ipa_modify_formal_parameters): Likewise.
1041 * tree-inline.c (declare_return_variable): Likewise.
1042 * tree-parloops.c (separate_decls_in_region_stmt): Do not call
1043 mark_virtual_ops_for_renaming.
1044 (create_stores_for_reduction): Likewise.
1045 (create_loads_and_stores_for_name): Likewise.
1046 * tree-predcom.c (mark_virtual_ops_for_renaming): Remove.
1047 (initialize_root_vars_lm): Do not call mark_virtual_ops_for_renaming.
1048 (execute_load_motion): Likewise.
1049 (remove_stmt): Likewise.
1050 (execute_pred_commoning_chain): Likewise.
1051 * tree-sra.c (create_access_replacement): Do not rename real operands.
1052 (get_unrenamed_access_replacement): Unify with ...
1053 (get_access_replacement): ... this.
1054 (get_repl_default_def_ssa_name): Adjust.
1055 * tree-ssa-loop-im.c (move_computations_stmt): Manually update
1057 (rewrite_mem_ref_loc): Do not call mark_virtual_ops_for_renaming.
1058 * tree-ssa-loop-prefetch.c (emit_mfence_after_loop): Likewise.
1060 2012-07-31 DJ Delorie <dj@redhat.com>
1062 * config/s390/s390.c (s390_option_override): Disable DWARF 3/4
1063 extensions for TPF, unless specifically selected.
1065 2012-08-01 Alan Modra <amodra@gmail.com>
1068 * config/rs6000/rs6000.c (mem_operand_gpr): Don't limit range
1069 of lo_sum offsets. Comment. Assert mode at least word size
1070 rather than bypassing powerpc64 word offset check.
1072 2012-07-31 Bill Schmidt <wschmidt@linux.ibm.com>
1074 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
1075 costs for vec_perm and vec_promote_demote down to more natural values.
1076 (struct _rs6000_cost_data): New data structure.
1077 (rs6000_density_test): New function.
1078 (rs6000_init_cost): Change to use rs6000_cost_data.
1079 (rs6000_add_stmt_cost): Likewise.
1080 (rs6000_finish_cost): Perform density test when vectorizing a loop.
1082 2012-07-31 Steven Bosscher <steven@gcc.gnu.org>
1084 * sched-vis.c (print_exp): Handle FMA explicitly. Simplify handling
1085 of RTX_UNARY function-like operations. Print unknown expression
1086 RTX classes as pseudo-functions.
1087 (print_pattern): Simplify return pattern printing.
1088 (dump_insn_slim): Print the value of notes as a pattern for proper
1089 printing of CFA notes.
1091 2012-07-31 Dehao Chen <dehao@google.com>
1093 * predict.c (tree_estimate_probability_driver): Normalize the
1094 loop when initializing the loop optimizer.
1096 2012-07-31 Richard Guenther <rguenther@suse.de>
1098 * tree-flow.h (struct var_ann_d): Remove need_phi_state
1099 and current_def members.
1100 * tree-into-ssa.c (struct def_blocks_d): Remove var member.
1101 (def_blocks): Remove.
1102 (struct var_info_d): New.
1103 (var_infos): New hashtable.
1104 (struct ssa_name_info): Add def_blocks member.
1105 (get_ssa_name_ann): Adjust.
1106 (get_var_info): New function.
1107 (get_phi_state, set_phi_state, get_current_def,
1108 set_current_def, get_def_blocks_for, find_def_blocks_for): Adjust.
1109 (insert_phi_nodes_compare_def_blocks): Rename to ...
1110 (insert_phi_nodes_compare_var_infos): ... this and adjust.
1111 (insert_phi_nodes): Adjust.
1112 (dump_tree_ssa, dump_tree_ssa_stats): Adjust.
1113 (def_blocks_hash, def_blocks_eq, def_blocks_free): Remove.
1114 (debug_def_blocks_r): Rename to ...
1115 (debug_var_infos_r): ... this and adjust.
1116 (var_info_hash): New function.
1117 (var_info_eq): Likewise.
1118 (rewrite_blocks): Adjust.
1119 (init_ssa_renamer): Likewise.
1120 (fini_ssa_renamer): Likewise.
1121 (delete_update_ssa): Likewise.
1122 (update_ssa): Likewise.
1123 * tree-ssanames.c (release_dead_ssa_names): Do not clear current defs.
1125 2012-07-31 Bill Schmidt <wschmidt@linux.ibm.com>
1127 PR tree-optimization/53773
1128 * tree-vectorizer.h (struct _loop_vec_info): Add operands_swapped.
1129 (LOOP_VINFO_OPERANDS_SWAPPED): New macro.
1130 * tree-vect-loop.c (new_loop_vec_info): Initialize
1131 LOOP_VINFO_OPERANDS_SWAPPED field.
1132 (destroy_loop_vec_info): Restore canonical form.
1133 (vect_is_slp_reduction): Set LOOP_VINFO_OPERANDS_SWAPPED field.
1134 (vect_is_simple_reduction_1): Likewise.
1136 2012-07-31 Steven Bosscher <steven@gcc.gnu.org>
1138 * sched-vis.c (dump_insn_slim): Print print_rtx_head at the
1139 start of each new line.
1140 * final.c (final_scan_insn): If the final dump is requested as
1141 slim RTL, dump slim RTL to the assembly file also.
1143 2012-07-31 Andrey Belevantsev <abel@ispras.ru>
1147 * sel-sched-ir.c (has_dependence_note_reg_use): Clarify comment.
1150 2011-08-04 Sergey Grechanik <mouseentity@ispras.ru>
1152 * sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
1153 only if producer writes to the register given by regno.
1155 2012-07-31 Nick Clifton <nickc@redhat.com>
1157 * config/stormy16/stormy16.c (xstormy16_expand_prologue): Add
1158 support for reporting stack usage.
1160 * config/frv/frv.c (QUAD): Fix typo.
1161 (frv_expand_prologue): Report stack usage.
1163 2012-07-31 Steven Bosscher <steven@gcc.gnu.org>
1166 * gengtype.c (struct walk_type_data): Add have_this_obj field.
1167 (walk_type): For functions that take a this_obj argument and
1168 that process fields with a GTY((length)) argument, write the
1169 test that write_types_local_process_field will write also at the
1170 head of the loop, effectively unswitching the loop.
1171 (write_func_for_structure, write_local_func_for_structure): Clear
1172 have_this_obj before calling walk_type.
1173 (write_local_func_for_structure): Set have_this_obj before walk_type.
1174 (write_array): Set have_this_obj for output of local pointer walking
1175 functions but not for marker functions.
1176 (write_types_local_process_field): Assert have_this_obj is set.
1178 * rtl.h (simplify_using_condition): Adjust prototype using bitmap
1181 2012-07-30 Nathan Froyd <froydnj@gcc.gnu.org>
1184 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1185 * targhooks.c (default_mode_dependent_address_p): Delete code
1186 for GO_IF_MODE_DEPENDENT_ADDRESS.
1187 * system.h (GO_IF_MODE_DEPENDENT_ADDRESS): Poison.
1188 * doc/tm.texi.in (GO_IF_MODE_DEPENDENT_ADDRESS): Delete documention.
1189 * doc/tm.texi: Regenerate.
1190 * config/alpha.h (GO_IF_MODE_DEPENDENT_ADDRESS): Move code to...
1191 * config/alpha.c (alpha_mode_dependent_address_p): ...here. New
1193 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
1194 * config/cr16/cr16.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1195 * config/mep/mep.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1196 * config/vax/vax-protos.h (vax_mode_dependent_address_p): Delete.
1197 * config/vax/vax.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1198 * config/vax/vax.c (vax_mode_dependent_address_p): Make static.
1200 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
1202 2012-07-30 Nathan Froyd <froydnj@gcc.gnu.org>
1204 * expmed.h (NUM_MODE_VECTOR_INT): Define.
1205 (struct expmed_op_cheap, struct expmed_op_costs): New structures.
1206 (struct target_expmed): Convert x_mul_highpart_cost and
1207 x_mul_widen_cost fields to be indexed by integer modes.
1208 Convert x_sdiv_pow2_cheap and x_smod_pow2_cheap fields to be
1209 of type struct expmed_op_cheap. Convert other cost fields to be
1210 of type struct_expmed_op_costs.
1211 (mul_widen_cost_ptr, mul_highpart_cost_ptr): Adjust for new
1212 indexing of respective fields.
1213 (expmed_op_cheap_ptr): New function.
1214 (sdiv_pow2_cheap_ptr, smod_pow2_cheap_ptr): Call it.
1215 (expmed_op_cost_ptr): New function.
1216 (add_cost_ptr, neg_cost_ptr, shift_cost_ptr, shiftadd_cost_ptr,
1217 shiftsub0_cost_ptr, shiftsub1_cost_ptr, mul_cost_ptr,
1218 sdiv_cost_ptr, udiv_cost_ptr): Call it.
1220 2012-07-30 Sandra Loosemore <sandra@codesourcery.com>
1221 Julian Brown <julian@codesourcery.com>
1223 * doc/invoke.texi (MIPS Options): Document -mno-float.
1224 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): Make it know
1227 2012-07-30 Joseph Myers <joseph@codesourcery.com>
1229 * doc/sourcebuild.texi (Subdirectories): Document common subdirectory.
1231 2012-07-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1234 * expmed.c (expand_mult): Skip synth_mult for constant double op1 except
1235 for special cases. Don't initialize coeff and is_neg.
1237 2012-07-30 Ulrich Weigand <ulrich.weigand@linaro.org>
1238 Richard Earnshaw <rearnsha@arm.com>
1240 * target.def (vector_alignment): New target hook.
1241 * doc/tm.texi.in (TARGET_VECTOR_ALIGNMENT): Document new hook.
1242 * doc/tm.texi: Regenerate.
1243 * targhooks.c (default_vector_alignment): New function.
1244 * targhooks.h (default_vector_alignment): Add prototype.
1245 * stor-layout.c (layout_type): Use targetm.vector_alignment.
1246 * config/arm/arm.c (arm_vector_alignment): New function.
1247 (TARGET_VECTOR_ALIGNMENT): Define.
1249 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use
1250 vector type alignment instead of size.
1251 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Use
1252 element type size directly instead of computing it from alignment.
1253 Fix variable naming and comment.
1255 2012-07-30 Kirill Yukhin <kirill.yukhin@intel.com>
1256 Michael Zolotukhin <michael.v.zolotukhin@intel.com>
1258 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RDSEED_SET): New.
1259 (OPTION_MASK_ISA_RDSEED_UNSET): Likewise.
1260 (ix86_handle_option): Handle mrdseed option.
1261 * config.gcc (i[34567]86-*-*): Add rdseedintrin.h.
1262 (x86_64-*-*): Likewise.
1263 * config/i386/prfchwintrin.h: New header.
1264 * config/i386/cpuid.h (bit_RDSEED): New.
1265 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
1267 * config/i386/i386-c.c: Define __RDSEED__ if needed.
1268 * config/i386/i386.c (ix86_target_string): Define -mrdseed option.
1270 (ix86_option_override_internal): Handle new option.
1271 (ix86_valid_target_attribute_inner_p): Add OPT_mrdseed.
1272 (ix86_builtins): Add enum entries for RDSEED* builtins.
1273 (ix86_init_mmx_sse_builtins): Define new builtins.
1274 (ix86_expand_builtin): Expand RDSEED* builtins.
1275 * config/i386/i386.h (TARGET_RDSEED): New.
1276 * config/i386/i386.md (rdseed<mode>_1): New.
1277 * config/i386/i386.opt (mrdseed): New.
1278 * config/i386/x86intrin.h: Include rdseedintrin.h.
1280 2012-07-30 Richard Guenther <rguenther@suse.de>
1282 * tree-into-ssa.c (mark_def_sites): Also process virtual operands.
1283 (rewrite_stmt): Likewise.
1284 (rewrite_enter_block): Likewise.
1285 (pass_build_ssa): Do not update virtual SSA form during TODO.
1286 (mark_symbol_for_renaming): Do nothing if we are not in SSA form.
1287 * lto-streamer-in.c (lto_read_body): Set in_ssa_p earlier.
1289 2012-07-30 Oleg Endo <olegendo@gcc.gnu.org>
1292 * config/gcc/sh/sh.md (*movsi_index_disp, *movhi_index_disp): New
1295 2012-07-30 Oleg Endo <olegendo@gcc.gnu.org>
1298 * config/sh/sh.md (mov_neg_si_t): Move to Scc instructions section.
1299 Use t_reg_operand predicate. Add split for negated case.
1300 (ashrsi2_31): Pass get_t_reg_rtx to gen_mov_neg_si_t.
1301 * config/sh/sh.c (expand_ashiftrt): Likewise.
1303 2012-07-30 Oleg Endo <olegendo@gcc.gnu.org>
1306 * config/sh/sh.md (ashlsi3_d): Invoke gen_shifty_op directly instead
1307 of trying to emit ashlsi3_n.
1309 2012-07-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1310 Steven Bosscher <steven@gcc.gnu.org>
1312 * gengtype.c (adjust_field_type): Diagnose duplicate "length"
1313 option applications and option being applied to arrays of atomic types.
1314 (walk_type): Allow "atomic" option on strings too.
1315 * dwarf2out.h (struct dw_vec_struct): Use the "atomic" GTY option
1316 for the array field.
1317 * vec.h: Describe the atomic object "A" type of the macros in
1319 (VEC_T_GTY_ATOMIC, DEF_VEC_A, DEF_VEC_ALLOC_A): Define.
1320 * emit-rtl.c (locations_locators_vals): use the atomic object vector.
1321 * doc/gty.texi: Clarify that GTY option "length" is only for
1322 arrays of non-atomic objects. Fix typo in the description of the
1325 2012-07-27 Uros Bizjak <ubizjak@gmail.com>
1327 * config/i386/i386.c (ix86_avoid_lea_for_addr): Handle
1328 zero-extended addresses. Return false if the address has less
1329 than two components.
1330 (ix86_split_lea_for_addr): Unconditionally convert target and
1331 all address operands to requested mode.
1332 * config/i386/i386.md (*lea<mode>): Recover operands from curr_insn.
1333 Pass SImode to ix86_split_lea_for_addr when splitting zero-extended
1335 (zero-extended add splitter): New splitter to conditionally split
1336 non-destructive adds.
1337 (*zero_extendsidi2_rex64): Conditionally emit leal instead of movl.
1339 2012-07-28 Alan Modra <amodra@gmail.com>
1342 * config/rs6000/rs6000.c (rs6000_secondary_reload): Limit 32-bit
1343 multi-gpr reload to cases where predicate passes. Do the same for
1344 64-bit multi-gpr reload.
1346 2012-07-27 Nathan Froyd <froydnj@gcc.gnu.org>
1348 * expmed.h (alg_hash, alg_hash_used_p, sdiv_pow2_cheap,
1349 smod_pow2_cheap, zero_cost, add_cost, neg_cost, shift_cost)
1350 shiftadd_cost, shiftsub0_cost, shiftsub1_cost, mul_cost,
1351 sdiv_cost, udiv_cost, mul_widen_cost, mul_highpart_cost): Delete
1352 macro definitions and re-purpose as inline functions.
1353 (alg_hash_entry_ptr, set_alg_hash_used_p, sdiv_pow2_cheap_ptr,
1354 set_sdiv_pow2_cheap, smod_pow2_cheap_ptr, set_smod_pow2_cheap,
1355 zero_cost_ptr, set_zero_cost, add_cost_ptr, set_add_cost,
1356 neg_cost_ptr, set_neg_cost, shift_cost_ptr, set_shift_cost,
1357 shiftadd_cost_ptr, set_shiftadd_cost, shiftsub0_cost_ptr,
1358 set_shiftsub0_cost, shiftsub1_cost_ptr, set_shiftsub1_cost,
1359 mul_cost_ptr, set_mul_cost, sdiv_cost_ptr, set_sdiv_cost,
1360 udiv_cost_ptr, set_udiv_cost, mul_widen_cost_ptr,
1361 set_mul_widen_cost, mul_highpart_cost_ptr, set_mul_highpart_cost):
1363 (convert_cost_ptr): New function, split out from...
1364 (set_convert_cost, convert_cost): ...here.
1365 * expmed.c, tree-ssa-loop-ivopts.c: Update for new functions.
1366 * gimple-ssa-strength-reduction.c: Likewise.
1368 2012-07-20 Ryan Mansfield <rmansfield@qnx.com>
1370 * gcc.c (main): Move GCC_DRIVER_HOST_INITIALIZATION after
1371 diagnostic_initialize.
1373 2012-07-27 Oleg Endo <olegendo@gcc.gnu.org>
1376 * config/sh/sh.c (shiftcosts): Remove case where first operand
1377 is a const_int. Move COSTS_N_INSNS usage into caller ...
1378 (sh_rtx_costs) ... here. Return false when shiftcosts cannot be
1379 calculated instead of MAX_COST.
1381 2012-07-27 Richard Guenther <rguenther@suse.de>
1383 * tree-cfg.c (gimple_can_merge_blocks_p): Do more fine-grained
1384 check whether SSA form is not up-to-date.
1385 * tree-flow.h (name_mappings_registered_p): Remove.
1386 * tree-into-ssa.c (struct repl_map_d): Remove.
1387 (repl_tbl): Likewise.
1388 (struct ssa_name_info): Add repl_set member.
1389 (update_ssa_obstack): New static global.
1390 (get_ssa_name_ann): Initialize repl_set.
1391 (clear_ssa_name_info): Assert age did not wrap.
1392 (repl_map_hash, repl_map_eq, repl_map_free): Remove.
1393 (names_replaced_by): Adjust.
1394 (add_to_repl_tbl): Likewise.
1395 (dump_tree_ssa_stats): Likewise.
1396 (init_update_ssa): Initialize update_ssa_obstack.
1397 (delete_update_ssa): Free update_ssa_obstack.
1398 (name_mappings_registered_p): Remove.
1399 (update_ssa): Adjust.
1401 2012-07-27 Segher Boessenkool <segher@kernel.crashing.org>
1403 * config/rs6000/constraints.md: Delete "q" constraint.
1404 * config/rs6000/dfp.md (movsd_hardfloat, movsd_softfloat):
1405 Delete the "q" alternative.
1406 * config/rs6000/predicates.md (gpc_reg_operand): Adjust.
1407 * config/rs6000/rs6000.c (rs6000_debug_reg_global,
1408 rs6000_init_hard_regno_mode_ok, rs6000_dbx_register_number):
1409 Adjust to MQ_REGNO removal.
1410 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust
1412 (REG_ALLOC_ORDER): Adjust comment. Remove MQ from alloc order.
1413 (enum reg_class): Adjust comment. Delete MQ_REGS.
1414 (REG_CLASS_CONTENTS): Adjust.
1415 (REGISTER_NAMES, ADDITIONAL_REGISTER_NAMES): Adjust comment.
1416 * config/rs6000/rs6000.md: Delete MQ_REGNO.
1417 (movsi_internal1, movsi_internal1_single, movhi_internal,
1418 movqi_internal, movcc_internal1, movsf_hardfloat,
1419 movsf_softfloat): Delete the "q" alternative.
1420 (ctr<mode>_internal1, ctr<mode>_internal2, ctr<mode>_internal5,
1421 ctr<mode>_internal6): Delete "q" constraint.
1423 2012-07-27 Richard Guenther <rguenther@suse.de>
1425 * tree-into-ssa.c (def_blocks_p): New typedef.
1426 (insert_phi_nodes_compare_def_blocks): New function.
1427 (insert_phi_nodes): Do not walk over referenced vars, instead
1428 walk over recorded def_blocks, record relevant ones and sort
1429 them to avoid repeated hashtable lookups.
1431 2012-07-27 Richard Guenther <rguenther@suse.de>
1433 * doc/invoke.texi (min-virtual-mappings, virtual-mappings-ratio):
1434 Remove param documentation.
1435 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS,
1436 PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Remove.
1437 * tree-flow.h (mark_set_for_renaming): Remove.
1438 * tree-into-ssa.c (struct update_ssa_stats_d): Remove.
1439 (add_new_name_mapping): Remove bookkeeping code.
1440 (dump_update_ssa): Remove stats dumping code.
1441 (init_update_ssa): Remove stats allocation code.
1442 (delete_update_ssa): Remove stats freeing code.
1443 (mark_set_for_renaming): Remove.
1444 (switch_virtuals_to_full_rewrite_p): Likewise.
1445 (switch_virtuals_to_full_rewrite): Likewise.
1446 (update_ssa): Do not call switch_virtuals_to_full_rewrite.
1448 2012-07-27 Marek Polacek <polacek@redhat.com>
1450 * cgraphunit.c: Rename varpool_finalize_variable to
1451 varpool_finalize_decl in a comment.
1453 2012-07-27 Segher Boessenkool <segher@kernel.crashing.org>
1455 * common/config/rs6000/rs6000-common.c (rs6000_handle_option):
1456 Delete code for -mno-power, -mpower, and -mpower2.
1457 * config/rs6000/aix43.h (NON_POWERPC_MASKS): Delete.
1458 (SUBTARGET_OVERRIDE_OPTIONS): Delete check for POWER together
1460 (ASM_CPU_SPEC): Delete support for POWER and POWER2.
1461 * config/rs6000/aix51.h (NON_POWERPC_MASKS): Delete.
1462 (SUBTARGET_OVERRIDE_OPTIONS): Delete check for POWER together
1464 (ASM_CPU_SPEC): Delete support for POWER and POWER2.
1465 * config/rs6000/aix52.h (NON_POWERPC_MASKS): Delete.
1466 (SUBTARGET_OVERRIDE_OPTIONS): Delete check for POWER together
1468 (TARGET_POWER): Delete.
1469 * config/rs6000/aix53.h (NON_POWERPC_MASKS): Delete.
1470 (SUBTARGET_OVERRIDE_OPTIONS): Delete check for POWER together
1472 (TARGET_POWER): Delete.
1473 * config/rs6000/aix61.h (NON_POWERPC_MASKS): Delete.
1474 (SUBTARGET_OVERRIDE_OPTIONS): Delete check for POWER together
1476 (TARGET_POWER): Delete.
1477 * config/rs6000/darwin.h (TARGET_POWER): Delete.
1478 * config/rs6000/driver-rs6000.c (struct asm_names): Delete
1479 support for -mpower, -mpower2, and -mno-power.
1480 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros):
1482 (rs6000_cpu_cpp_builtins): Likewise.
1483 * config/rs6000/rs6000-cpus.def: Likewise.
1484 * config/rs6000/rs6000-tables.opt: Regenerate.
1485 * config/rs6000/rs6000.c (POWER_MASKS): Delete.
1486 (rs6000_option_override_internal): Adjust.
1487 (rs6000_conditional_register_usage): Adjust.
1488 (rs6000_emit_move): Adjust.
1489 (rs6000_common_init_builtins): Adjust.
1490 (rs6000_init_libfuncs): Adjust.
1491 (rs6000_output_function_prologue): Adjust.
1492 (rs6000_adjust_cost): Adjust.
1493 (struct rs6000_opt_masks): Delete MASK_POWER and MASK_POWER2.
1494 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Delete support for
1496 (TARGET_DEFAULT): Adjust.
1497 (PROCESSOR_POWER): Delete.
1498 (SHIFT_COUNT_TRUNCATED): Adjust.
1499 * config/rs6000/rs6000.md (extendqisi2): Delete POWER support.
1500 (extendqisi2_power): Delete.
1501 (extendqisi2_no_power): Adjust.
1502 (extendqihi2, extendqihi2_power, extendqihi2_no_power):
1504 (sminsi3, smaxsi3, uminsi3, umaxsi3): Adjust.
1505 (anonymous doz insn patterns): Delete.
1507 (abssi2_power): Delete.
1508 (abssi2_nopower): Adjust.
1509 (nabs_power, nabs_nopower): Likewise.
1510 (mulsi3, mulsi3_mq, mulsi3_no_mq, mulsi3_mq_internal1):
1511 Likewise. Delete anonymous post-reload splitter.
1512 (mulsi3_no_mq_internal1): rename to...
1513 (mulsi3_internal1): New define_insn.
1514 (mulsi3_mq_internal2, mulsi3_no_mq_internal2, mulsi3_internal2):
1516 (divmodsi4, divmodsi4_internal, udiv<mode>3, udivsi3_mq,
1517 udivsi3_no_mq, udivsi3, div<mode>3, divsi3_mq, div<mode>3_no_mq,
1518 udivmodsi4_normal, udivmodsi4_tests, udivmodsi4): Likewise.
1519 (mulh_call, mull_call, divss_call, divus_call, quoss_call,
1520 quous_call): Likewise.
1521 (maskir_internal1, maskir_internal2, maskir_internal3,
1522 maskir_internal4, maskir_internal5, maskir_internal6,
1523 maskir_internal7, maskir_internal8): Delete.
1524 (ashlsi3, ashlsi3_power, ashlsi3_no_power): Adjust.
1525 (anonymous sl insn patterns): Delete.
1526 (lshrsi3, lshrsi3_power, lshrsi3_no_power): Adjust.
1527 (lshrsi3_64): Adjust.
1528 (anonymous sr insn patterns): Delete.
1529 (anonymous rrib insn patterns): Delete.
1530 (ashrsi3, ashrsi3_power, ashrsi3_no_power): Adjust.
1531 (anonymous sra insn patterns): Delete.
1532 (sqrtsf2, sqrtdf2, sqrtdf2_fpr): Adjust.
1533 (fix_trunc<mode>si2, fix_trunc<mode>si2_internal,
1534 fctiwz_<mode>): Adjust.
1535 (mulsidi3, mulsidi3_mq, mulsidi3_no_mq, umulsidi3, umulsidi3_mq,
1536 umulsidi3_no_mq, smulsi3_highpart, smulsi3_highpart_mq,
1537 smulsi3_highpart_no_mq, umulsi3_highpart, umulsi3_highpart_mq,
1538 umulsi3_highpart_no_mq): Adjust.
1539 (ashldi3_power, lshrdi3_power, ashrdi3_power): Delete.
1540 (ashrdi3_no_power, ashldi3, ashldi3_internal1,
1541 lshrdi3_internal1): Adjust.
1542 (fix_trunctfsi2, fix_trunctfsi2_fprs): Adjust.
1543 (movti_power): Delete.
1544 (movti_string): Adjust.
1545 (stmsi8, stmsi7, stmsi6, stmsi5, stmsi4, stmsi3): Adjust.
1546 (stmsi8_power, stmsi7_power, stmsi6_power, stmsi5_power,
1547 stmsi4_power, stmsi3_power): Delete.
1548 (anonymous movmemsi insn patterns): Adjust.
1549 (lfq_power2, stfq_power2): Delete.
1550 (eq<mode>, eq<mode>_compare): Adjust.
1551 (eqsi_power): Delete.
1553 (anonymous le, lt, ge, gt insn patterns): Delete.
1554 * config/rs6000/rs6000.opt (mpower, mno-power, mpower2): Delete.
1555 * config/rs6000/sysv4.h (TARGET_POWER): Delete.
1556 * config/rs6000/t-aix43 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
1557 MULTILIB_MATCHES): Adjust.
1558 * doc/invoke.texi (RS/6000 and PowerPC Options): Delete
1559 -mpower, -mno-power, -mpower2, -mno-power2 documentation.
1560 Delete -mcpu=power and -mcpu=power2 documentation.
1562 2012-07-27 Segher Boessenkool <segher@kernel.crashing.org>
1564 * config/rs6000/601.md: New file.
1565 * config/rs6000/aix43.h (ASM_CPU_SPEC): Delete support for
1567 * config/rs6000/aix51.h (ASM_CPU_SPEC): Likewise.
1568 * config/rs6000/driver-rs6000.c (detect_processor_aix,
1569 struct asm_names): Likewise.
1570 * config/rs6000/rios1.md: Delete file.
1571 * config/rs6000/rios2.md: Delete file.
1572 * config/rs6000/rs6000-cpus.def: Delete definitions for RIOS
1574 * config/rs6000/rs6000-opts.h (enum processor_type): Delete
1575 PROCESSOR_RIOS1 and PROCESSOR_RIOS2.
1576 * config/rs6000/rs6000-tables.opt: Regenerated.
1577 * config/rs6000/rs6000.c (struct rios1_cost, struct rios2_cost):
1579 (rs6000_option_override_internal): Delete support for RIOS CPUs.
1580 (rs6000_conditional_register_usage): Adjust comment.
1581 (rs6000_issue_rate):Delete support for RIOS CPUs.
1582 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Delete support for
1584 (PROCESSOR_POWER): Change to PROCESSOR_PPC601.
1585 (PROCESSOR_DEFAULT): Change to PROCESSOR_PPC603.
1586 * config/rs6000/rs6000.md (define_attr "cpu"): Delete rios1
1588 (include "rios1.md", include "rios2.md"): Delete.
1589 (include "601.md"): New.
1590 * config/rs6000/rs6000.opt (enum rs6000_cpu): Default to
1592 * config/rs6000/t-aix43 (MULTILIB_MATCHES): Delete support
1594 * config/rs6000/t-rs6000 (MD_INCLUDES): Delete rios1.md and
1595 rios2.md . Add 601.md .
1597 2012-07-26 Richard Henderson <rth@redhat.com>
1599 * doc/extend.texi (attribute): Document hot/cold for labels.
1600 * predict.c (tree_estimate_probability_bb): Handle hot/cold
1601 attributes on user labels.
1602 * predict.def (PRED_HOT_LABEL, PRED_COLD_LABEL): New.
1604 2012-07-26 Andrew Jenner <andrew@codesourcery.com>
1605 Sandra Loosemore <sandra@codesourcery.com>
1607 * cse.c (find_comparison_args): Check for cycles of any length.
1609 2012-07-26 Nick Clifton <nickc@redhat.com>
1611 * config/mn10300/mn10300.c (REG_SAVE_BYTES): Delete.
1612 (mn10300_get_live_callee_saved_regs): If requested return a count
1613 of the number of bytes in the mask.
1614 (mn10300_expand_prologue): Add argument to invocation of
1615 mn10300_get_live_callee_regs.
1616 (mn10300_expand_epilogue): Compute reg_save_bytes by calling
1617 mn10300_get_live_callee_saved_regs.
1618 (mn10300_initial_offset): Likewise.
1619 * config/mn10300/mn10300-protos.h (mn10300_get_live_callee_saved_regs):
1621 * config/mn10300/mn10300.md (return_ret): Add argument to
1622 invocation of mn10300_get_live_callee_saved_regs.
1624 2012-07-26 Steven Bosscher <steven@gcc.gnu.org>
1627 * sel-sched-ir.c (cmp_v_in_regset_pool): Clarify logic, fix
1628 pointer difference check.
1630 2012-07-26 Bill Schmidt <wschmidt@linux.ibm.com>
1632 * tree-ssa-loop-ivopts.c (mbc_entry_hash): Remove.
1633 (mbc_entry_eq): Likewise.
1634 (mult_costs): Likewise.
1635 (cost_tables_exist): Likewise.
1636 (initialize_costs): Likewise.
1637 (finalize_costs): Likewise.
1638 (tree_ssa_iv_optimize_init): Remove call to initialize_costs.
1639 (add_regs_cost): Remove.
1640 (multiply_regs_cost): Likewise.
1641 (add_const_cost): Likewise.
1642 (extend_or_trunc_reg_cost): Likewise.
1643 (negate_reg_cost): Likewise.
1644 (struct mbc_entry): Likewise.
1645 (multiply_by_const_cost): Likewise.
1646 (get_address_cost): Change add_regs_cost calls to add_cost lookups;
1647 change multiply_by_const_cost to mult_by_coeff_cost.
1648 (force_expr_to_var_cost): Likewise.
1649 (difference_cost): Change multiply_by_const_cost to mult_by_coeff_cost.
1650 (get_computation_cost_at): Change add_regs_cost calls to add_cost
1651 lookups; change multiply_by_const_cost to mult_by_coeff_cost.
1652 (determine_iv_cost): Change add_regs_cost calls to add_cost lookups.
1653 (tree_ssa_iv_optimize_finalize): Remove call to finalize_costs.
1654 * tree-ssa-address.c (expmed.h): New #include.
1655 (most_expensive_mult_to_index): Change multiply_by_const_cost to
1657 * gimple-ssa-strength-reduction.c (expmed.h): New #include.
1658 (stmt_cost): Change to use mult_by_coeff_cost, mul_cost, add_cost,
1659 neg_cost, and convert_cost instead of IVOPTS interfaces.
1660 (execute_strength_reduction): Remove calls to initialize_costs and
1662 * expmed.c (struct init_expmed_rtl): Add convert rtx_def.
1663 (init_expmed_one_mode): Initialize convert rtx_def; initialize
1664 x_convert_cost for related modes.
1665 (mult_by_coeff_cost): New function.
1666 * expmed.h (NUM_MODE_INT): New #define.
1667 (struct target_expmed): Add x_convert_cost matrix.
1668 (set_convert_cost): New inline function.
1669 (convert_cost): Likewise.
1670 (mult_by_coeff_cost): New extern decl.
1671 * tree-flow.h (initialize_costs): Remove decl.
1672 (finalize_costs): Likewise.
1673 (multiply_by_const_cost): Likewise.
1674 (add_regs_cost): Likewise.
1675 (multiply_regs_cost): Likewise.
1676 (add_const_cost): Likewise.
1677 (extend_or_trunc_reg_cost): Likewise.
1678 (negate_reg_cost): Likewise.
1679 * Makefile.in (gimple-ssa-strength-reduction.o): Update dependencies.
1680 (tree-ssa-address.o): Update dependencies.
1682 2012-07-26 Steven Bosscher <steven@gcc.gnu.org>
1684 * bitmap.h: Add explanation of sparse set as linked-list bitmap.
1685 * sbitmap.h: Add explanation about non-sparse sets as simple bitmap.
1686 (TEST_BIT): Make a static inline function for stronger type checking.
1687 (SET_BIT): Don't handle sbitmaps with popcount.
1688 (RESET_BIT): Likewise.
1689 (SET_BIT_WITH_POPCOUNT): New, like SET_BIT but with popcount.
1690 (RESET_BIT_WITH_POPCOUNT): New, like RESET_BIT but with popcount.
1691 * ebitmap.c (ebitmap_clear_bit): Use SET_BIT_WITH_POPCOUNT and
1692 RESET_BIT_WITH_POPCOUNT on wordmask bitmaps.
1693 (ebitmap_set_bit, ebitmap_and_into, ebitmap_and, ebitmap_ior_into,
1694 ebitmap_and_compl_into, ebitmap_and_compl): Likewise.
1695 * sparseset.h: Add explanation of sparse set representation.
1697 2012-07-26 Richard Guenther <rguenther@suse.de>
1699 PR tree-optimization/54098
1700 * tree-vrp.c (vrp_visit_phi_node): Iterate once more if the
1701 original range was UNDEFINED.
1703 2012-07-26 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1705 * config/arm/neon.ml (ops): Fix regexp for vld1Q_dups64 and
1708 2012-07-26 Oleg Endo <olegendo@gcc.gnu.org>
1711 * config/sh/sh.opt (mzdcbranch): New option.
1712 * doc/invoke.texi: Document it.
1713 * config/sh/sh.md (negsi_cond): Use TARGET_ZDCBRANCH as condition
1714 instead of TARGET_HARD_SH4.
1715 * config/sh/sh.c (sh_option_override): Set TARGET_ZDCBRANCH as default
1716 for TARGET_HARD_SH4.
1718 2012-07-25 Oleg Endo <olegendo@gcc.gnu.org>
1721 * config/sh/predicates.md (shift_count_operand): Handle not-SHMEDIA
1723 (p27_shift_count_operand, not_p27_shift_count_operand): New predicates.
1724 * config/sh/sh.md (ashlsi3): Remove parallel and T_REG clobber
1725 from expander. Do not emit shift insn for not-SHMEDIA case.
1726 (ashlsi3_std): Replace with ...
1727 (ashlsi3_k, ashlsi3_d): ... these new insns.
1728 * config/sh/sh.c (gen_ashift): Make static. Add sanity checks.
1729 Emit ashlsi3_k insn instead of ashlsi3_std in ASHIFT case.
1730 (gen_ashift_hi): Make static.
1731 * config/sh/sh-protos.h (gen_ashift, gen_ashift_hi): Remove forward
1734 2012-07-25 Bharathi Seshadri <bseshadr@cisco.com>
1735 Jim Wilson <jimwilso@cisco.com>
1737 * config/arm/bpabi.h (BE8_LINK_SPEC): Set according to
1738 TARGET_BIG_ENDIAN_DEFAULT.
1740 2012-07-25 Eric Botcazou <ebotcazou@adacore.com>
1742 * gimple-low.c (lower_try_catch): New function.
1743 (lower_stmt) <GIMPLE_TRY>: Use it to lower GIMPLE_TRY_CATCH.
1744 <GIMPLE_CATCH>: Delete.
1745 <GIMPLE_EH_FILTER>: Likewise.
1747 2012-07-25 Eric Botcazou <ebotcazou@adacore.com>
1749 * expr.c (expand_expr_real_1): Do not expand operand #1 and #2
1750 of BIT_FIELD_REF for ignored results.
1751 * fold-const.c (fold_ternary_loc) <BIT_FIELD_REF>: Check that the
1752 CONSTRUCTOR has vector type before using vector accessors on it.
1753 * gimplify.c (gimplify_compound_lval): Do not gimplify operand #1 and
1754 #2 of BIT_FIELD_REF.
1755 (gimplify_expr) <BIT_FIELD_REF>: Likewise.
1756 * tree-nested.c (convert_nonlocal_reference_op) <BIT_FIELD_REF>: Do
1757 not process operand #1 and #2.
1758 (convert_local_reference_op): Likewise.
1759 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Remove superfluous
1761 <BIT_FIELD_REF>: Reuse operand #1 and #2 directly.
1762 * tree.c (stabilize_reference) <BIT_FIELD_REF>: Do not stabilize
1764 (UPDATE_FLAGS): Do not consider operand #2 of BIT_FIELD_REF.
1765 (build6_stat): Delete.
1766 * tree.h (build6_stat, build6, build6_stat_loc, build6_loc): Likewise.
1768 2012-07-25 Marc Glisse <marc.glisse@inria.fr>
1770 PR tree-optimization/30318
1771 * tree-vrp.c (extract_range_from_binary_expr_1) [PLUS_EXPR]:
1773 [MINUS_EXPR]: Merge with PLUS_EXPR.
1775 2012-07-25 Sandra Loosemore <sandra@codesourcery.com>
1776 Paul Brook <paul@codesourcery.com>
1779 * target.def (warn_func_return): New hook.
1780 * doc/tm.texi.in (TARGET_WARN_FUNC_RETURN): New hook.
1781 * doc/tm.texi: Regenerate.
1782 * doc/sourcebuild.texi (Effective-Target Keywords): Document
1784 * ipa-pure-const.c (warn_function_noreturn): Check
1785 targetm.warn_func_return.
1786 * tree-cfg.c (execute_warn_function_return): Likewise.
1787 * config/spu/spu.c (spu_warn_func_return): New.
1788 (TARGET_WARN_FUNC_RETURN): Define.
1789 * config/rx/rx.c (rx_warn_func_return): New.
1790 (TARGET_WARN_FUNC_RETURN): Define.
1791 * config/avr/avr.c (avr_warn_func_return): New.
1792 (TARGET_WARN_FUNC_RETURN): Define.
1793 * config/arm/arm.c (arm_warn_func_return): New.
1794 (TARGET_WARN_FUNC_RETURN): Define.
1795 * config/mcore/mcore.c (mcore_warn_func_return): New.
1796 (TARGET_WARN_FUNC_RETURN): Define.
1797 (saved_warn_return_type, saved_warn_return_type_count): Remove.
1798 (mcore_reorg, mcore_handle_naked_attribute): Remove warn_return hack.
1800 2012-07-25 Siddhesh Poyarekar <siddhesh@redhat.com>
1802 * final.c [ASSEMBLER_DIALECT](do_assembler_dialects): New
1803 function to implement assembler dialects.
1804 (output_asm_insn): Use do_assembler_dialects.
1805 (asm_fprintf): Likewise.
1807 2012-07-25 Richard Henderson <rth@redhat.com>
1810 * libfuncs.h: Don't include optabs.h.
1811 (struct libfunc_entry): Use "int" for op, mode1, mode2 members.
1812 * optabs.c (hash_libfunc): Don't cast members to int.
1813 * Makefile.in (LIBFUNCS_H): Don't include OPTABS_H.
1815 2012-07-25 Dodji Seketeli <dodji@redhat.com>
1817 * basic-block.c: Fix typo in comment.
1819 2012-07-25 Kirill Yukhin <kirill.yukhin@intel.com>
1820 Michael Zolotukhin <michael.v.zolotukhin@intel.com>
1822 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PRFCHW_SET): New.
1823 (OPTION_MASK_ISA_PRFCHW_UNSET): Likewise.
1824 (ix86_handle_option): Handle mprfchw option.
1825 * config.gcc (i[34567]86-*-*): Add prfchwintrin.h.
1826 (x86_64-*-*): Likewise.
1827 * config/i386/prfchwintrin.h: New header.
1828 * config/i386/cpuid.h (bit_PRFCHW): New.
1829 (bit_BMI): Formatting fix.
1830 (bit_HLE): Likewise.
1831 (bit_RTM): Likewise.
1832 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
1834 * config/i386/i386-c.c: Define __PRFCHW__ if needed.
1835 * config/i386/i386.c (ix86_target_string): Define
1836 -mprfchw option. Formatting fixes.
1837 (PTA_HLE): Formatting fix.
1839 (ix86_option_override_internal): Handle new option.
1840 (ix86_valid_target_attribute_inner_p): Add OPT_mprfchw.
1841 * config/i386/i386.h (TARGET_PRFCHW): New.
1842 * config/i386/i386.md (prefetch): Enable for TARGET_PRFCHW.
1843 * config/i386/i386.opt (mprfchw): New.
1844 * config/i386/mm3dnow.h: Move _m_prefetchw from here to prfchwintrin.h.
1845 * config/i386/x86intrin.h: Include prfchwintrin.h.
1847 2012-07-25 Sergey Melnikov <sergey.melnikov@intel.com>
1849 * config/i386/i386.md (stack_protect_set): Disable the pattern
1850 for Android since Android libc (bionic) does not provide random
1851 value for stack protection guard at gs:0x14. Guard value
1852 will be provided from external symbol (default implementation).
1853 (stack_protect_set_<mode>): Likewise.
1854 (stack_protect_test): Likewise.
1855 (stack_protect_test_<mode>): Likewise.
1856 * gcc/defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
1857 not have Bionic by default
1858 * config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
1859 Macro OPTION_BIONIC is defined in this file and provides Bionic
1860 accessibility status
1862 2012-07-25 Steven Bosscher <steven@gcc.gnu.org>
1864 * gimple-pretty-print.c (gimple_dump_bb_buff): Call pp_flush.
1866 2012-07-25 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
1869 * config.gcc (i[34567]86-*-linux* | ...): Add btver2.
1870 (case ${target}): Add btver2.
1871 * config/i386/driver-i386.c (host_detect_local_cpu): Let
1872 -march=native recognize btver2 processors.
1873 * config/i386/i386-c.c (ix86_target_macros_internal): Add
1874 btver2 def_and_undef
1875 * config/i386/i386.c (struct processor_costs btver2_cost): New
1877 (m_BTVER2): New definition.
1878 (m_AMD_MULTIPLE): Includes m_BTVER2.
1879 (initial_ix86_tune_features): Add btver2 tune.
1880 (processor_target_table): Add btver2 entry.
1881 (static const char *const cpu_names): Add btver2 entry.
1882 (software_prefetching_beneficial_p): Add btver2.
1883 (ix86_option_override_internal): Add btver2 instruction sets.
1884 (ix86_issue_rate): Add btver2.
1885 (ix86_adjust_cost): Add btver2.
1886 * config/i386/i386.h (TARGET_BTVER2): New definition.
1887 (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver2.
1888 (enum processor_type): Add PROCESSOR_BTVER2.
1889 * config/i386/i386.md (define_attr "cpu"): Add btver2.
1891 2012-07-24 Bill Schmidt <wschmidt@linux.ibm.com>
1893 * doc/tm.texi: Regenerate.
1894 * targhooks.c (default_init_cost): Add prologue and epilogue costs.
1895 (default_add_stmt_cost): Likewise; also handle NULL stmt_info.
1896 (default_finish_cost): Add prologue and epilogue costs.
1897 * targhooks.h (default_add_stmt_cost): Change parameter list.
1898 (default_finish_cost): Likewise.
1899 * target.def (init_cost): Change documentation string.
1900 (add_stmt_cost): Change documentation string and parameter list.
1901 (finish_cost): Likewise.
1902 * target.h (vect_cost_model_location): New enum.
1903 * tree-vectorizer.h (struct _slp_tree): Remove cost substruct.
1904 (struct _slp_instance): Remove cost substruct; rename stmt_cost_vec
1906 (SLP_INSTANCE_OUTSIDE_OF_LOOP_COST): Remove.
1907 (SLP_INSTANCE_STMT_COST_VEC): Rename to SLP_INSTANCE_BODY_COST_VEC.
1908 (SLP_TREE_OUTSIDE_OF_LOOP_COST): Remove.
1909 (struct _vect_peel_extended_info): Rename stmt_cost_vec to
1911 (struct _stmt_vec_info): Remove cost substruct.
1912 (STMT_VINFO_OUTSIDE_OF_LOOP_COST): Remove.
1913 (stmt_vinfo_set_outside_of_loop_cost): Remove.
1914 (builtin_vectorization_cost): New function.
1915 (vect_get_stmt_cost): Change to use builtin_vectorization_cost.
1916 (add_stmt_cost): Change parameter list.
1917 (finish_cost): Likewise.
1918 (vect_model_simple_cost): Likewise.
1919 (vect_model_store_cost): Likewise.
1920 (vect_model_load_cost): Likewise.
1921 (record_stmt_cost): Likewise.
1922 (vect_get_load_cost): Likewise.
1923 (vect_get_known_peeling_cost): Likewise.
1924 * tree-vect-loop.c (vect_get_known_peeling_cost): Change parameter
1925 list; call record_stmt_cost for prologue and epilogue costs.
1926 (vect_estimate_min_profitable_iters): Call add_stmt_cost for
1927 prologue and epilogue costs; remove computation of vec_outside_cost;
1928 return vec_prologue_cost and vec_epilogue_cost from finish_cost.
1929 (vect_model_reduction_cost): Revise call to add_stmt_cost for body
1930 costs; call add_stmt_cost for prologue and epilogue costs.
1931 (vect_model_induction_cost): Revise call to add_stmt_cost for body
1932 costs; call add_stmt_cost for prologue costs.
1933 * tree-vect-data-refs.c (vect_get_data_access_cost): Change parameter
1934 list for function and arguments for calls to vect_get_load_cost and
1935 vect_get_store_cost.
1936 (vect_peeling_hash_get_lowest_cost): Change argument list for calls to
1937 vect_get_data_access_cost and vect_get_known_peeling_cost; use
1938 temporary vectors prologue_cost_vec and epilogue_cost_vec for the
1939 latter call and discard their results; rename stmt_cost_vec to
1940 body_cost_vec; correct possible storage leak for body_cost_vec.
1941 (vect_peeling_hash_choose_best_peeling): Rename stmt_cost_vec to
1943 (vect_enhance_data_refs_alignment): Rename stmt_cost_vec to
1944 body_cost_vec; add extra dummy parameter on calls to
1945 vect_get_data_access_cost; tolerate null si->stmt; add vect_body to
1946 argument list on call to add_stmt_cost.
1947 * tree-vect-stmts.c (record_stmt_cost): Change parameter list;
1948 rename stmt_cost_vec to body_cost_vec; tolerate null stmt_info; call
1949 builtin_vectorization_cost; add "where" parameter on call to
1951 (vect_model_simple_cost): Change parameter list; call record_stmt_cost
1952 for prologue costs; remove call to stmt_vinfo_set_outside_of_loop_cost;
1953 rename stmt_cost_vec to body_cost_vec.
1954 (vect_model_promotion_demotion_cost): Add vect_body argument to call
1955 to add_stmt_cost; call add_stmt_cost for prologue costs; remove call
1956 to stmt_vinfo_set_outside_of_loop_cost.
1957 (vect_model_store_cost): Change parameter list; call record_stmt_cost
1958 for prologue costs; add vect_body argument to call to record_stmt_cost;
1959 rename stmt_cost_vec to body_cost_vec; remove call to
1960 stmt_vinfo_set_outside_of_loop_cost.
1961 (vect_get_store_cost): Rename stmt_cost_vec to body_cost_vec; add
1962 vect_body argument to calls to record_stmt_cost.
1963 (vect_model_load_cost): Change parameter list; rename stmt_cost_vec to
1964 body_cost_vec; add vect_body argument to calls to record_stmt_cost;
1965 remove call to stmt_vinfo_set_outside_of_loop_cost.
1966 (vect_get_load_cost): Change parameter list; rename stmt_cost_vec to
1967 body_cost_vec; add vect_body argument to calls to record_stmt_cost;
1968 call record_stmt_cost for prologue costs.
1969 (vectorizable_store): Change argument list for call to
1970 vect_model_store_cost.
1971 (vectorizable_load): Change argument list for call to
1972 vect_model_load_cost.
1973 (new_stmt_vec_info): Remove assignment to
1974 STMT_VINFO_OUTSIDE_OF_LOOP_COST.
1975 * config/spu/spu.c (spu_init_cost): Add prologue and epilogue costs.
1976 (spu_add_stmt_cost): Likewise; also handle NULL stmt_info.
1977 (spu_finish_cost): Add prologue and epilogue costs.
1978 * config/i386/i386.c (i386_init_cost): Add prologue and epilogue costs.
1979 (i386_add_stmt_cost): Likewise; also handle NULL stmt_info.
1980 (i386_finish_cost): Add prologue and epilogue costs.
1981 * config/rs6000/rs6000.c (rs6000_init_cost): Add prologue and epilogue
1983 (rs6000_add_stmt_cost): Likewise; also handle NULL stmt_info.
1984 (rs6000_finish_cost): Add prologue and epilogue costs.
1985 * tree-vect-slp.c (vect_free_slp_instance): Rename
1986 SLP_INSTANCE_STMT_COST_VEC to SLP_INSTANCE_BODY_COST_VEC.
1987 (vect_create_new_slp_node): Remove assignment to
1988 SLP_TREE_OUTSIDE_OF_LOOP_COST.
1989 (vect_get_and_check_slp_defs): Change parameter list; change argument
1990 lists to calls to vect_model_store_cost and vect_model_simple_cost.
1991 (vect_build_slp_tree): Change parameter list; change argument lists
1992 to calls to vect_model_load_cost, vect_get_and_check_slp_defs, and
1993 recursive self-calls; remove setting of outside_cost from
1994 SLP_TREE_OUTSIDE_OF_LOOP_COST; add vect_body argument to call to
1996 (vect_analyze_slp_instance): Rename stmt_cost_vec to body_cost_vec;
1997 rename SLP_INSTANCE_STMT_COST_VEC to SLP_INSTANCE_BODY_COST_VEC;
1998 remove assignment to SLP_INSTANCE_OUTSIDE_OF_LOOP_COST; record SLP
2000 (vect_bb_vectorization_profitable_p): Rename stmt_cost_vec to
2001 body_cost_vec; handle null ci->stmt; add vect_body argument to call
2002 to add_stmt_cost; simplify calls to targetm.vectorize.
2003 builtin_vectorization_cost; return vec_prologue_cost and
2004 vec_epilogue_cost from finish_cost.
2005 (vect_update_slp_costs_according_to_vf): Rename stmt_cost_vec to
2006 body_cost_vec; add vect_body argument to call to add_stmt_cost.
2008 2012-07-24 Richard Henderson <rth@redhat.com>
2010 * system.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Poison.
2011 * config/cris/cris.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
2012 * config/h8300/h8300.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
2013 * config/mn10300/mn10300.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
2014 * config/rs6000/rs6000.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove
2016 * config/v850/v850.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
2017 * config/v850/v850.md (fixuns_truncsfsi2, fixuns_truncdfsi2): New.
2018 (fix_truncsfsi2, fix_truncdfsi2): Avoid double FIX.
2019 * config/vax/vax.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
2020 * config/vax/vax.md (fixuns_trunc<VAXfp><VAXint>): New.
2021 * doc/tm.texi.in (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
2022 * doc/tm.texi: Rebuild.
2024 2012-07-24 Richard Henderson <rth@redhat.com>
2026 * optabs.def: New file.
2027 * Makefile.in (OPTABS_H): Add insn-opinit.h.
2028 (MOSTLYCLEANFILES): Likewise.
2029 (insn-opinit.o): Remove reload.h
2030 (simple_rtl_generated_c): Remove insn-opinit.c.
2031 (s-opinit): New rule.
2032 (build/genopinit.o): Add optabs.def.
2033 * genopinit.c (rtx_upname): New.
2034 (optabs): Extract to optabs.def
2035 (enum optab_tag, struct optab_def_d, optabs): New.
2036 (struct pattern_d, patterns): New.
2037 (match_pattern): Split out from ...
2038 (gen_insn): ... here. Push matches on patterns vec.
2039 (pattern_cmp, optab_kind_cmp, optab_rcode_cmp): New.
2040 (header_file_name, source_file_name, handle_arg): New.
2041 (open_outfile): New.
2042 (main): Sort and emit new tables. Generate lookup_handler,
2043 raw_optab_handler, swap_optab_enable.
2044 * libfuncs.h (libfunc_entry): Change "size_t optab" to "optab op".
2045 * optabs.c (code_to_optab_): Remove.
2046 (hash_libfunc): Update for optab name change.
2047 (eq_libfunc): Likewise.
2048 (convert_optab_libfunc): Update computation of optab member;
2049 use the new convlib_def table.
2050 (optab_libfunc): Similarly.
2051 (set_optab_libfunc, set_conv_libfunc): Likewise.
2052 (sign_expand_binop): Use swap_optab_enable instead of fake optabs.
2053 (init_insn_codes, init_optab, init_optabv, init_convert_optab): Remove.
2054 (init_optabs): Don't call them; export the data to optabs.def.
2055 (gen_int_libfunc, gen_fp_libfunc): Export non-static.
2056 (gen_fixed_libfunc, gen_signed_fixed_libfunc): Likewise.
2057 (gen_unsigned_fixed_libfunc, gen_int_fp_libfunc): Likewise.
2058 (gen_intv_fp_libfunc, gen_int_fp_fixed_libfunc): Likewise.
2059 (gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc): Likewise.
2060 (gen_int_signed_fixed_libfunc): Likewise.
2061 (gen_int_unsigned_fixed_libfunc): Likewise.
2062 (gen_interclass_conv_libfunc, gen_int_to_fp_conv_libfunc): Likewise.
2063 (gen_ufloat_conv_libfunc): Likewise.
2064 (gen_int_to_fp_nondecimal_conv_libfunc): Likewise.
2065 (gen_fp_to_int_conv_libfunc, gen_intraclass_conv_libfunc): Likewise.
2066 (gen_trunc_conv_libfunc, gen_extend_conv_libfunc): Likewise.
2067 (gen_fract_conv_libfunc, gen_fractuns_conv_libfunc): Likewise.
2068 (gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): Likewise.
2069 (debug_optab_libfuncs): Update for optab representation change.
2070 * optabs.h: Include insn-opinit.h.
2071 (optab, convert_optab, direct_optab): New typedefs.
2072 (struct optab_handlers, struct widening_optab_handlers): Remove.
2073 (struct optab_libcall_d): Rename from optab_d; remove code_,
2074 handlers, widening members.
2075 (struct convert_optab_libcall_d): Rename from convert_optab_d;
2076 remove code_ and handlers members.
2077 (enum optab_index, enum convert_optab_index): Remove.
2078 (enum direct_optab_index): Remove.
2079 (code_to_optab_): Fix array range.
2080 (optab_to_code): Covert to inline function.
2081 (optab_to_code_, convlib_def, normlib_def): Declare.
2082 (raw_optab_handler, swap_optab_enable): Declare.
2083 (unknown_optab): Remove; export to optabs.def
2084 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
2085 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
2086 ssashl_optab, usashl_optab, add_optab, sub_optab, smul_optab,
2087 addv_optab, subv_optab, smul_highpart_optab, umul_highpart_optab,
2088 smul_widen_optab, umul_widen_optab, usmul_widen_optab,
2089 smadd_widen_optab, umadd_widen_optab, ssmadd_widen_optab,
2090 usmadd_widen_optab, smsub_widen_optab, umsub_widen_optab,
2091 ssmsub_widen_optab, usmsub_widen_optab, sdiv_optab, smulv_optab,
2092 sdivv_optab, sdivmod_optab, udiv_optab, udivmod_optab, smod_optab,
2093 umod_optab, fmod_optab, remainder_optab, ftrunc_optab, and_optab,
2094 ior_optab, xor_optab, ashl_optab, lshr_optab, ashr_optab, rotl_optab,
2095 rotr_optab, vashl_optab, vlshr_optab, vashr_optab, vrotl_optab,
2096 vrotr_optab, smin_optab, smax_optab, umin_optab, umax_optab, pow_optab,
2097 atan2_optab, fma_optab, fms_optab, fnma_optab, fnms_optab, mov_optab,
2098 movstrict_optab, movmisalign_optab, storent_optab, neg_optab,
2099 negv_optab, abs_optab, absv_optab, one_cmpl_optab, bswap_optab,
2100 ffs_optab, clz_optab, ctz_optab, clrsb_optab, popcount_optab,
2101 parity_optab, sqrt_optab, sincos_optab, sin_optab, asin_optab,
2102 cos_optab, acos_optab, exp_optab, exp10_optab, exp2_optab, expm1_optab,
2103 ldexp_optab, scalb_optab, significand_optab, logb_optab, ilogb_optab,
2104 log_optab, log10_optab, log2_optab, log1p_optab, floor_optab,
2105 ceil_optab, btrunc_optab, round_optab, nearbyint_optab, rint_optab,
2106 tan_optab, atan_optab, copysign_optab, signbit_optab, isinf_optab,
2107 cmp_optab, ucmp_optab, eq_optab, ne_optab, gt_optab, ge_optab,
2108 lt_optab, le_optab, unord_optab, strlen_optab, cbranch_optab,
2109 cmov_optab, cstore_optab, ctrap_optab, push_optab, addcc_optab,
2110 reduc_smax_optab, reduc_umax_optab, reduc_smin_optab, reduc_umin_optab,
2111 reduc_splus_optab, reduc_uplus_optab, ssum_widen_optab,
2112 usum_widen_optab, sdot_prod_optab, udot_prod_optab, vec_set_optab,
2113 vec_extract_optab, vec_init_optab, vec_shl_optab, vec_shr_optab,
2114 vec_realign_load_optab, vec_widen_umult_hi_optab,
2115 vec_widen_umult_lo_optab, vec_widen_smult_hi_optab,
2116 vec_widen_smult_lo_optab, vec_widen_umult_even_optab,
2117 vec_widen_umult_odd_optab, vec_widen_smult_even_optab,
2118 vec_widen_smult_odd_optab, vec_widen_ushiftl_hi_optab,
2119 vec_widen_ushiftl_lo_optab, vec_widen_sshiftl_hi_optab,
2120 vec_widen_sshiftl_lo_optab, vec_unpacks_hi_optab, vec_unpacks_lo_optab,
2121 vec_unpacku_hi_optab, vec_unpacku_lo_optab, vec_unpacks_float_hi_optab,
2122 vec_unpacks_float_lo_optab, vec_unpacku_float_hi_optab,
2123 vec_unpacku_float_lo_optab, vec_pack_trunc_optab, vec_pack_ssat_optab,
2124 vec_pack_usat_optab, vec_pack_sfix_trunc_optab,
2125 vec_pack_ufix_trunc_optab, powi_optab, sync_compare_and_swap_optab,
2126 sync_lock_test_and_set_optab, sync_old_add_optab, sync_old_sub_optab,
2127 sync_old_ior_optab, sync_old_and_optab, sync_old_xor_optab,
2128 sync_old_nand_optab, sync_new_add_optab, sync_new_sub_optab,
2129 sync_new_ior_optab, sync_new_and_optab, sync_new_xor_optab,
2130 sync_new_nand_optab, sext_optab, zext_optab, trunc_optab, sfix_optab,
2131 ufix_optab, sfixtrunc_optab, ufixtrunc_optab, sfloat_optab,
2132 ufloat_optab, lrint_optab, lround_optab, lfloor_optab, lceil_optab,
2133 fract_optab, fractuns_optab, satfract_optab, satfractuns_optab,
2134 vec_load_lanes_optab, vec_store_lanes_optab, vcond_optab, vcondu_optab,
2135 movcc_optab, reload_in_optab, reload_out_optab, movmem_optab,
2136 setmem_optab, cmpstr_optab, cmpstrn_optab, cmpmem_optab,
2137 sync_lock_release_optab, sync_add_optab, sync_sub_optab,
2138 sync_ior_optab, sync_and_optab, sync_xor_optab, sync_nand_optab,
2139 atomic_exchange_optab, atomic_compare_and_swap_optab,
2140 atomic_load_optab, atomic_store_optab, atomic_add_fetch_optab,
2141 atomic_sub_fetch_optab, atomic_and_fetch_optab,
2142 atomic_nand_fetch_optab, atomic_xor_fetch_optab, atomic_or_fetch_optab,
2143 atomic_fetch_add_optab, atomic_fetch_sub_optab, atomic_fetch_and_optab,
2144 atomic_fetch_nand_optab, atomic_fetch_xor_optab, atomic_fetch_or_optab,
2145 atomic_add_optab, atomic_sub_optab, atomic_and_optab,
2146 atomic_nand_optab, atomic_xor_optab, atomic_or_optab,
2147 atomic_always_lock_free_optab, atomic_is_lock_free_optab,
2148 atomic_thread_fence_optab, atomic_signal_fence_optab,
2149 vec_perm_optab, vec_perm_const_optab): Likewise.
2150 (struct target_optabs): Remove x_optab_table, x_convert_optab_table,
2151 and x_direct_optab_table members; add pat_enable.
2152 (optab_table, convert_optab_table, direct_optab_table): Remove.
2153 (optab_handler): Use raw_optab_handler.
2154 (widening_optab_handler, convert_optab_handler): Likewise.
2155 (set_optab_handler, set_widening_optab_handler): Remove.
2156 (set_convert_optab_handler, set_direct_optab_handler): Remove.
2157 (direct_optab_handler): Defer to optab_handler.
2158 * rtl.h (NON_GENERATOR_NUM_RTX_CODE): New.
2160 2012-07-24 Jason Merrill <jason@redhat.com>
2162 * bitmap.c (bitmap_descriptor): Adjust order of parameters to
2163 match MEM_STAT_DECL.
2164 * statistics.h (ALONE_FINAL_MEM_STAT_DECL): Correct typo.
2166 2012-07-24 Richard Henderson <rth@redhat.com>
2168 * optabs.h (struct optab_d): Rename code member to code_.
2169 (struct convert_optab_h): Likewise.
2170 (code_to_optab_): Rename from code_to_optab.
2171 (code_to_optab, optab_to_code): New.
2172 * dojump.c (do_compare_rtx_and_jump): Use code_to_optab.
2173 * ifcvt.c (noce_emit_move_insn): Likewise.
2174 * optabs.c (simplify_expand_binop): Use optab_to_code.
2175 (expand_simple_binop, shift_optab_p, commutative_optab_p): Likewise.
2176 (avoid_expensive_constant, expand_binop_directly): Likewise.
2177 (expand_binop, expand_simple_unop, expand_unop_direct): Likewise.
2178 (expand_unop, prepare_float_lib_cmp, expand_fixed_convert): Likewise.
2179 (have_insn_for, debug_optab_libfuncs): Likewise.
2180 (init_optab, init_optabv, init_convert_optab): Update for optab
2183 * libfuncs.h: Include optabs.h.
2184 * dwarf2out.c, lto-streamer.in.c: Don't include libfuncs.h.
2185 * Makefile.in (LIBFUNCS_H): Add OPTABS_H.
2186 (lto-streamer-in.o, dwarf2out.o): Update deps.
2188 * optabs.h (unknown_optab): New.
2189 * builtins.c (interclass_mathfn_icode): Use it.
2190 * dojump.c (do_compare_rtx_and_jump): Likewise.
2191 * optabs.c (optab_for_tree_code, expand_binop): Likewise.
2192 * tree-vect-generic.c (add_rshift, expand_vector_divmod): Likewise.
2193 (expand_vector_operations_1): Likewise.
2194 * tree-vect-patterns.c (vect_recog_divmod_pattern): Likewise.
2195 * tree-vect-stmts.c (supportable_narrowing_operation): Likewise.
2197 2012-07-24 Steven Bosscher <steven@gcc.gnu.org>
2199 * alloc-pool.c (create_alloc_pool): Fix ENABLE_CHECKING check.
2201 2012-07-24 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2204 * config/arm/arm.c (arm_print_operand_address): Remove superfluous
2206 * config/arm/neon.md ("neon_vld3_lane<mode>":VD): Remove alignment
2208 ("neon_vld3_lane<mode>":VMQ): Likewise.
2209 ("neon_vld3_dup<mode>":VDX): Likewise.
2210 ("neon_vst3_lane<mode>":VD): Likewise.
2211 ("neon_vst3_lane<mode>":VMQ): Likewise.
2213 2012-07-24 Roland McGrath <mcgrathr@google.com>
2215 * arm.c (arm_get_frame_offsets): Don't use fixed regs for
2216 stack alignment padding.
2218 2012-07-24 Uros Bizjak <ubizjak@gmail.com>
2221 * config/i386/i386.c (ix86_legitimate_address_p): Move check for
2222 negative constant address for TARGET_X32 ...
2223 (ix86_decompose_address): ... here. Reject constant addresses
2224 that don't satisfy x86_64_immediate_operand predicate.
2226 2012-07-24 Julian Brown <julian@codesourcery.com>
2228 * doc/sourcebuild.texi (arm_hf_eabi): Document effective-target check.
2230 2012-07-24 Steven Bosscher <steven@gcc.gnu.org>
2232 * sbitmap.h (SBITMAP_ELT_BITS): Use "1u" trick as for BITMAP_WORD_BITS.
2233 Move test to check that there is a popcount function for the the number
2234 of bits in SBITMAP_ELT_BITS to sbitmap.c.
2235 * sbitmap.c: Test SBITMAP_ELT_BITS, not HOST_BITS_PER_WIDEST_FAST_INT.
2236 MEM_STAT_INFO): Define in terms of their ALONE counterparts.
2238 * configure.ac (GATHER_STATISTICS): Always define, non-zero if enabled.
2239 * configure: Regenerate.
2240 * statistics.h (GATHER_STATISTICS): Error out if it is not defined.
2241 (GCC_MEM_STAT_ARGUMENTS): New define.
2242 (ALONE_MEM_STAT_DECL): Define in terms of GCC_MEM_STAT_ARGUMENTS.
2243 (ALONE_FINAL_MEM_STAT_DECL, ALONE_FINAL_PASS_MEM_STAT): New defines.
2244 (MEM_STAT_DECL, FINAL_MEM_STAT_DECL, PASS_MEM_STAT,
2245 FINAL_PASS_MEM_STAT): Define.
2246 * ggc-internal.h (ggc_record_overhead): Use FINAL_MEM_STAT_DECL.
2247 * ggc.h (ggc_record_overhead, ggc_free_overhead,
2248 ggc_prune_overhead_list): Remove internal prototypes, they are defined
2249 already in ggc-internal.h.
2250 * ggc-common.c (struct loc_descriptor): Remove #ifdef GATHER_STATISTICS
2252 (add_statistics): Likewise.
2253 (dump_ggc_loc_statistics): Likewise. Return if GATHER_STATISTICS is 0.
2254 * ggc-zone.c (struct page_entry): Remove #ifdef GATHER_STATISTICS
2255 wrappers around "survived" and "stats" members.
2256 (alloc_large_page): Always initialize survived.
2257 (ggc_internal_alloc_zone_stat): Likewise.
2258 Remove #ifdef GATHER_STATISTICS wrappers. Record overhead if
2259 GATHER_STATISTICS is non-0.
2260 (ggc_free): Convert #ifdef GATHER_STATISTICS to if-code.
2261 (sweep_pages): Always increase survived.
2262 (ggc_collect_1): Convert #ifdef GATHER_STATISTICS to if-code.
2263 (calculate_average_page_survival): Always define.
2264 (ggc_collect): Convert #ifdef GATHER_STATISTICS to if-code.
2265 (ggc_print_statistics): Likewise.
2266 (ggc_pch_read): Likewise.
2267 * ggc-page.c (struct globals): Always define "stats" member.
2268 (ggc_internal_alloc_stat): Convert #ifdef GATHER_STATISTICS to if-code.
2269 (ggc_free): Likewise.
2270 (ggc_collec): Likewise.
2271 (ggc_print_statistics): Likewise.
2272 * bitmap.h (struct bitmap_head_def): Always define "desc" member.
2273 (bitmap_initialize_stat): Convert #ifdef GATHER_STATISTICS to if-code.
2274 * gimple.h (enum gimple_alloc_kind): Always define.
2275 (gimple_alloc_kind): Likewise.
2276 * tree-flow.h (phinodes_print_statistics): Always define.
2277 (ssanames_print_statistics): Likewise.
2278 * vec.h (vec_heap_free): Always define.
2279 (VEC_stack_alloc): Define if GATHER_STATISTICS is non-0.
2280 * alloc-pool.c (alloc_pool_descriptor): Always define.
2281 (create_alloc_pool): Convert #ifdef GATHER_STATISTICS to if-code.
2282 (empty_alloc_pool): Likewise.
2283 (pool_alloc): Likewise.
2284 (pool_free): Likewise.
2285 (dump_alloc_pool_statistics): Likewise.
2286 (print_statistics): Always define.
2287 * bitmap.c (struct bitmap_descriptor): Always define.
2288 (bitmap_register): Pass ALONE_FINAL_PASS_MEM_STAT.
2289 (register_overhead): Always define.
2290 (bitmap_element_free): Convert #ifdef GATHER_STATISTICS to if-code.
2291 (bitmap_element_allocate): Likewise.
2292 (bitmap_elt_clear_from): Likewise.
2293 (bitmap_obstack_alloc_stat): Likewise.
2294 (bitmap_gc_alloc_stat): Likewise.
2295 (bitmap_obstack_free): Likewise.
2296 (bitmap_find_bit): Likewise.
2297 (bitmap_ior_and_into): Likewise.
2298 (bitmap_print): Likewise.
2299 (dump_bitmap_statistics): Likewise. Return if GATHER_STATISTICS is 0.
2300 * gimple.c (gimple_alloc_counts, gimple_alloc_sizes): Always define.
2301 (gimple_alloc_kind_names): Likewise.
2302 (gimple_alloc_stat): Convert #ifdef GATHER_STATISTICS to if-code.
2303 (dump_gimple_statistics): Likewise. Return if GATHER_STATISTICS is 0.
2304 * rtl.c (rtx_alloc_counts, rtx_alloc_sizes, rtvec_alloc_counts,
2305 rtvec_alloc_sizes): Always define.
2306 (rvec_alloc): Convert #ifdef GATHER_STATISTICS to if-code.
2307 (rtx_alloc_stat): Likewise.
2308 (dump_rtx_statistics): Likewise. Return if GATHER_STATISTICS is 0.
2309 * tree.c (_obstack_allocated_p, tree_code_counts, tree_node_counts,
2310 tree_node_sizes, tree_node_kind_names): Always define.
2311 (record_node_allocation_statistics): Convert #ifdef GATHER_STATISTICS
2313 (type_hash_canon): Likewise.
2314 (dump_tree_statistics): Likewise.
2315 * tree-ssanames.c (ssa_name_nodes_reused, ssa_name_nodes_created):
2317 (ssanames_print_statistics): Likewise.
2318 (make_ssa_name_fn): Convert #ifdef GATHER_STATISTICS to if-code.
2319 * tree-phinodes.c (phi_nodes_reused, phi_nodes_created): Always define.
2320 (phinodes_print_statistics): Likewise.
2321 (allocate_phi_node): Convert #ifdef GATHER_STATISTICS to if-code.
2322 * vec.c (struct vec_descriptor): Always define.
2323 (hash_descriptor, eq_descriptor, ptr_hash_entry, hash_ptr, eq_ptr,
2324 vec_descriptor, rester_overhead, free_overhead): Likewise.
2325 (cmp_statistic): Likewise.
2326 (vec_heap_free): Convert #ifdef GATHER_STATISTICS to if-code.
2327 (vec_heap_o_reserve_1): Likewise.
2328 (dump_vec_loc_statistics): Likewise.
2330 2012-07-24 Richard Guenther <rguenther@suse.de>
2332 PR tree-optimization/53616
2333 * tree-loop-distribution.c (ldist_gen): Do not change
2334 partition ordering when merging partitions.
2336 2012-07-24 Alan Modra <amodra@gmail.com>
2340 * config/rs6000/constraints.md (Y): Use mem_operand_gpr.
2341 * config/rs6000/predicates.md (word_offset_memref_operand): Delete.
2342 Adjust all rs6000_legitimate_offset_address_p calls.
2343 * config/rs6000/rs6000-protos.h (mem_operand_gpr): Declare.
2344 (rs6000_secondary_reload_gpr): Declare.
2345 (rs6000_legitimate_offset_address_p): Update prototype.
2346 (rs6000_offsettable_memref_p): Delete.
2347 (rs6000_secondary_reload_ppc64): Delete.
2348 * config/rs6000/rs6000.c (address_offset): New function.
2349 (mem_operand_gpr): Likewise.
2350 (rs6000_legitimate_offset_address_p): Add worst_case param. When
2351 not worst_case assume class of regs with least restrictive offsets.
2353 (legitimate_lo_sum_address_p): Simplify register mode tests.
2354 (rs6000_legitimize_address): Likewise. Assume best case offset
2355 addressing. Combine ELF and MACHO lo_sum code.
2356 (rs6000_mode_dependent_address): Correct offset addressing limits.
2357 (rs6000_offsettable_memref_p): Make static, add reg_mode param.
2358 Use reg_mode to help rs6000_legitimate_offset_address_p.
2359 (rs6000_secondary_reload): Use address_offset. Handle 32-bit multi
2360 gpr load/store when offset too large.
2361 (rs6000_secondary_reload_gpr): Renamed rs6000_secondary_reload_ppc64.
2362 (rs6000_split_multireg_move): Adjust rs6000_offsettable_memref_p calls.
2363 * config/rs6000/rs6000.md (movdf_hardfloat32): Use 'Y' constraint
2364 for gpr load/store. Order alternatives as r->Y,Y->r,r->r and
2365 d->m,m->d,d->d. Correct size of gpr load/store.
2366 (movdf_softfloat32): Use 'Y' constraint for gpr load/store. Order
2368 (movti_ppc64): Likewise.
2369 (movdi_internal32): Likewise. Also disparage fprs.
2370 (movdi_mfpgpr, movdi_internal64): Likewise.
2371 (movtf_internal): Use 'm' for fpr load/store. Order alternatives.
2372 (movtf_softfloat): Order alternatives.
2373 (extenddftf2_internal): Use 'm' and 'Y' for store.
2374 (movti_power, movti_string): Use 'Y' for gpr load/store. Order.
2375 (stack_protect_setdi, stack_protect_testdi): Likewise.
2376 (movdf_hardfloat64_mfpgpr, movdf_hardfloat64): Order alternatives.
2377 (movdf_softfloat64): Likewise.
2378 (reload_<mode>_store): Adjust reload_di_store to provide
2379 reload_si_store as well.
2380 (reload_<mode>_load): Likewise.
2382 2012-07-23 Oleg Endo <olegendo@gcc.gnu.org>
2385 * config/sh/predicates.md (general_movsrc_operand,
2386 general_movdst_operand): Reject T_REG.
2387 * config/sh/sh.md (*extendqisi2_compact_reg, *extendhisi2_compact_reg,
2388 movsi_i, movsi_ie, movsi_i_lowpart, *movqi_reg_reg, *movhi_reg_reg):
2389 Remove T_REG alternatives.
2390 (*negtstsi): New insn.
2392 2012-07-23 Oleg Endo <olegendo@gcc.gnu.org>
2395 * config/sh/sh.md (mulsf3_ie): Delete.
2396 (mulsf3_i4): Rename to mulsf3_i.
2397 (mulsf3): Emit mulsf3_i insn.
2399 2012-07-23 Oleg Endo <olegendo@gcc.gnu.org>
2401 * config/sh/sh.md (addc1, subc1): Delete.
2402 (adddi3_compact): Use addc instead of addc1.
2403 (subdi3_compact): Use subc instead of subc1.
2405 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2407 * config/i386/i386-protos.h (ix86_lea_outperforms): Remove prototype.
2408 * config/i386/i386.c (ix86_lea_outperforms): Make static. Make
2409 split_cost argument signed.
2410 (ix86_avoid_lea_for_add): Cleanup.
2411 (ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
2412 (ix86_avoid_lea_for_addr): Ditto. Make split_cost signed.
2413 Use gen_lowpart instead of gen_rtx_SUBREG. Cleanup.
2415 2012-07-23 Ulrich Weigand <ulrich.weigand@linaro.org>
2417 * config/arm/arm.c (arm_reorg): Ensure all insns are split.
2419 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2422 * config/i386/i386.md (*lea): Add asserts to detect invalid addresses.
2423 * config/i386/i386.c (ix86_print_operand_address): Ditto.
2424 (ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
2425 addresses. Prevent zero extensions of CONST_INT operands.
2427 2012-07-23 Steven Bosscher <steven@gcc.gnu.org>
2429 * sbitmap.h (struct int_list): Remove.
2430 (sbitmap_intersect_of_predsucc, sbitmap_union_of_predsucc):
2431 Remove prototypes of non-existing function.
2432 (sbitmap_intersect_of_predecessors, sbitmap_intersect_of_successors,
2433 sbitmap_union_of_predecessors, sbitmap_union_of_successors): Remove
2435 (sbitmap_intersection_of_succs, sbitmap_intersection_of_preds,
2436 sbitmap_union_of_succs, sbitmap_union_of_preds): Move prototypes to...
2437 * basic-block.h: ... here.
2438 * sbitmap.c: Do not include basic-block.h.
2439 (sbitmap_intersection_of_succs, sbitmap_intersection_of_preds,
2440 sbitmap_union_of_succs, sbitmap_union_of_preds): Move functions to...
2441 * cfganal.c: ... here.
2442 * bt-load.c (compute_out, link_btr_uses): Update for above changes.
2443 * gcse.c (compute_code_hoist_vbeinout): Likewise.
2444 * lcm.c (compute_antinout_edge, compute_available): Likewise.
2445 * Makefile.in: Fix sbitmap.o dependencies.
2447 2012-07-23 Jan-Benedict Glaw <jbglaw@lug-owl.de>
2448 Nick Clifton <nickc@redhat.com>
2450 * config/frv/frv-protos.h (frv_ifcvt_machdep_init): Prototype.
2451 * config/frv/frv.c (frv_ifcvt_machdep_init): Change type of
2452 (unused) parameter to void *.
2454 2012-07-23 Richard Guenther <rguenther@suse.de>
2456 * tree-ssa-alias.c (dump_alias_info): Walk over local decls
2457 instead of referenced vars.
2459 2012-07-23 Steven Bosscher <steven@gcc.gnu.org>
2461 * coverage.c: Refer to "notes file" instead of "graph file"
2462 in all comments. Explain history of bbg prefix.
2463 * gcov-io.h: Likewise.
2465 (find_source): Likewise in fnotice.
2466 (read_graph_file): Likewise.
2467 (read_count_file): Likewise.
2468 * doc/gcov.texi: Document -fprofile-dir flag. Add "notes file"
2469 and "data file" explicitly in the explanation of the files.
2471 2012-07-22 Steven Bosscher <steven@gcc.gnu.org>
2473 PR tree-optimization/53881
2474 * tree-cfg.c (group_case_labels_stmt): Look up the basic block
2475 for each label and compare them instead of labels.
2477 2012-07-22 Steven Bosscher <steven@gcc.gnu.org>
2479 * opts.c (common_handle_option): Do not set
2480 flag_value_profile_transformations for -fprofile-generate.
2481 * profile.c (instrument_values): Use COUNTER_FOR_HIST_TYPE.
2482 (BB_TO_GCOV_INDEX): Remove.
2483 (output_location): Don't use it.
2484 (branch_prob): Likewise. Don't fiddle with the index of
2485 ENTRY_BLOCK_PTR and EXIT_BLOCK_PTR. Use clear_aux_for_blocks.
2486 (find_spanning_tree):
2487 * gcov.c (struct function_info): Document that blocks 0 and 1
2488 are the entry resp. exit blocks in gcov, too, like in GCC itself.
2489 (solve_flow_graph): Use ENTRY_BLOCK and EXIT_BLOCK for special
2490 blocks identification.
2491 (output_lines): Likewise.
2492 * value-prof.c (gimple_value_profile_transformations): Do not
2493 test flag_value_profile_transformations again.
2494 (gimple_ic_transform): Take a gimple_stmt_iterator like all other
2495 transformation functions.
2496 (gimple_values_to_profile):
2497 Don't test flag_value_profile_transformations
2498 * tree-profile.c (tree_profiling): Assert that the cgraph is in
2499 the CGRAPH_STATE_IPA_SSA state.
2500 Do not set, or look at, after_tree_profile.
2501 * function.h (struct function): Remove after_tree_profile bit.
2502 * omp-low.c (expand_omp_taskreg): Don't set after_tree_profile.
2503 * tree-inline.c (initialize_cfun): Don't copy it.
2504 * lto-streamer-out.c (output_struct_function_base): Don't stream it.
2505 * lto-streamer-in.c (input_struct_function_base): Likewise.
2507 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
2509 * config/sh/sh.h (TARGET_DYNSHIFT): New macro.
2510 (SH_DYNAMIC_SHIFT_COST): Use it.
2511 * config/sh/sh.c (expand_ashiftrt, shl_sext_kind): Likewise.
2512 (sh_dynamicalize_shift_p): Add TARGET_DYNSHIFT condition.
2513 Add sanity check for input value. Add function description.
2514 * config/sh/sh.md (ashlsi3, ashlsi3_std, ashrsi3_d, lshrsi3,
2515 lshrsi3_d): Use TARGET_DYNSHIFT.
2517 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
2519 * config/sh/sh.md (negc): Delete expander.
2520 (*negc): Rename insn to negc.
2522 2012-07-22 Uros Bizjak <ubizjak@gmail.com>
2525 * config/i386/i386.md (*lea): New insn pattern.
2527 (*lea<mode>_2): Ditto.
2528 (*lea_{3,4,5,6}_zext): Ditto.
2529 * config/i386/predicates.md (lea_address_operand): Do not reject
2530 zero-extended address operands.
2531 * config/i386/constraints.md (j): Remove address constraint.
2532 * config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
2534 (ix86_print_operand_address): Handle SImode subreg of an address.
2535 (ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
2537 2012-07-22 Hans-Peter Nilsson <hp@axis.com>
2539 Emit executable-stack note correctly for CRIS targets.
2540 * config/cris/cris.c (cris_file_end): New function.
2541 (TARGET_ASM_FILE_END): Define.
2543 2012-07-22 Chung-Lin Tang <cltang@codesourcery.com>
2544 Maxim Kuvyrkov <maxim@codesourcery.com>
2545 NetLogic Microsystems Inc.
2547 * config/mips/mips.c (mips_issue_rate): Handle XLP.
2548 * config/mips/mips.md: Include xlp.md.
2549 * config/mips/xlp.md: New file.
2551 2012-07-21 Steven Bosscher <steven@gcc.gnu.org>
2553 PR gcov-profile/32543
2554 * profile.c (branch_prob): Update total_num_edges_instrumented and
2555 report the number of edges to instrument.
2557 2012-07-21 Oleg Endo <olegendo@gcc.gnu.org>
2559 * config/sh/sh.md: Correct comment regarding clrt and sett insns.
2561 2012-07-21 Andrew Pinski <apinski@cavium.com>
2563 * config/mips/mips.md (*popcountdi2_trunc): New pattern
2564 to handle popcount of a truncation.
2566 2012-07-21 Andrew Pinski <apinski@cavium.com>
2568 * config/mips/mips-protos.h (mips_expand_ext_as_unaligned_load):
2569 Add a bool argument.
2570 * config/mips/mips.c (mips_block_move_straight): Update call to
2571 mips_expand_ext_as_unaligned_load.
2572 (mips_expand_ext_as_unaligned_load): Add unsigned_p argument.
2573 Accept DImode dest when the width is that of SImode.
2574 * config/mips/mips.md (extv): Update call to
2575 mips_expand_ext_as_unaligned_load.
2578 2012-07-21 Andrew Pinski <apinski@cavium.com>
2580 * config/mips/mips.c (mips_get_unaligned_mem): Copy *op after calling
2583 2012-07-20 Maxim Kuvyrkov <maxim@codesourcery.com>
2585 * config/mips/mips.md (define_attr sync_*): Move before "type".
2586 (define_attr "type"): New values "atomic" and "syncloop".
2587 * config/mips/sync.md (atomic_exchange<mode>, atomic_fetch_add<mode>):
2588 Set "type" attribute.
2589 * config/mips/generic.md (generic_atomic, generic_syncloop):
2591 * gcc/config/mips/10000.md, gcc/config/mips/20kc.md,
2592 * gcc/config/mips/24k.md, gcc/config/mips/4130.md,
2593 * gcc/config/mips/4k.md, gcc/config/mips/5400.md,
2594 * gcc/config/mips/5500.md, gcc/config/mips/5k.md,
2595 * gcc/config/mips/7000.md, gcc/config/mips/74k.md,
2596 * gcc/config/mips/9000.md, gcc/config/mips/loongson2ef.md,
2597 * gcc/config/mips/loongson3a.md, gcc/config/mips/octeon.md,
2598 * gcc/config/mips/sb1.md, gcc/config/mips/sr71k.md,
2599 * gcc/config/mips/xlr.md: Handle "atomic" and "syncloop" types.
2601 2012-07-20 Oleg Endo <olegendo@gcc.gnu.org>
2603 * config/sh/sh.md: Group and sort shift related patterns.
2604 (ashlsi3_n, *ashlhi3_n, lshrsi3_n): Remove length attributes.
2606 2012-07-20 Hans-Peter Nilsson <hp@axis.com>
2608 * config/cris/cris.c (cris_asm_output_ident): Remove unused
2609 local variables section_asm_op, size, buf.
2611 2012-07-20 Pat Haugen <pthaugen@us.ibm.com>
2612 Steven Bosscher <steven@gcc.gnu.org>
2614 * config/rs6000/power4.md (power4-store-update): Fix reservation.
2615 (power4-three): Likewise.
2617 2012-07-20 Sameera Deshpande <sameera.deshpande@arm.com>
2618 Greta Yorsh <Greta.Yorsh@arm.com>
2620 * config/arm/arm.c (arm_cortex_a15_tune): New tune.
2621 * config/arm/arm-cores.def (cortex-a15): Use it.
2623 2012-07-20 Sameera Deshpande <sameera.deshpande@arm.com>
2624 Greta Yorsh <Greta.Yorsh@arm.com>
2626 * config/arm/arm-protos.h (tune_params): Add prefer_ldrd_strd.
2627 * config/arm/arm.c (arm_slowmul_tune): Initialize it.
2628 (arm_fastmul_tune, arm_strongarm_tune): Likewise.
2629 (arm_xscale_tune, arm_9e_tune, arm_v6t2_tune): Likewise.
2630 (arm_cortex_tune, arm_cortex_a5_tune, arm_cortex_a9_tune): Likewise.
2631 (arm_fa726te_tune): Likewise.
2633 2012-07-20 Richard Guenther <rguenther@suse.de>
2635 * tree-dfa.c (collect_dfa_stats): Simplify.
2636 * tree-ssa-structalias.c (compute_may_aliases): Do not dump
2638 * cfgexpand.c (estimated_stack_frame_size): Walk over local
2639 decls instead of referenced vars.
2640 * tree-ssa.c (delete_tree_ssa): Simplify.
2641 * tree-tailcall.c (find_tail_calls): Walk over local decls
2642 instead of referenced vars.
2643 (add_virtual_phis): Remove.
2644 (tree_optimize_tail_calls_1): Instead mark the virtual operand
2647 2012-07-20 Steven Bosscher <steven@gcc.gnu.org>
2649 * basic-block.h (BB_FLAGS_TO_PRESERVE): New define.
2650 (brief_dump_cfg): Update prototype to take flags argument.
2651 (check_bb_profile): Remove prototype.
2652 * tracer.c (tracer): Update brief_dump_cfg calls.
2653 * cfghooks.c (dump_bb): Do not pass TDF_COMMENT to dump_bb_info.
2654 Call dump_bb_info before and after the cfghook dump_bb. Terminate
2655 the dump with a newline.
2656 (dump_flow_info): Do not call check_bb_profile.
2657 * cfg.c (clear_bb_flags): Update using BB_FLAGS_TO_PRESERVE.
2658 (check_bb_profile): Make static. Take indent and flags arguments.
2659 (dump_bb_info): Always dump loop depth. With TDF_DETAILS, call
2660 check_bb_profile. Print one edge per line.
2661 (brief_dump_cfg): Take a flags argument, and filter out
2662 TDF_COMMENT and TDF_DETAILS.
2663 * pretty-print.c (pp_base_newline): Set pp_needs_newline to false.
2664 * gimple-pretty-print.c (dump_gimple_bb_header): Do not use
2665 dump_bb_info here, it is already called from dump_bb. Idem for
2667 (dump_gimple_bb_footer): Likewise.
2668 (gimple_dump_bb_buff): Call pp_flush after dump_gimple_stmt to
2669 avoid broken dumps for statement histograms.
2670 (gimple_dump_bb): Handle ENTRY_BLOCK and EXIT_BLOCK. Do
2671 not call pp_flush here, the buffer should be empty.
2672 * sched-rgn.c (debug_region): Pass TDF_BLOCKS to dump_bb.
2673 * sched-vis.c (debug_bb_slim): Likewise.
2674 * tree-cfg.c (remove_bb): Pass dump_flags to dump_bb.
2675 (gimple_debug_bb): Pass TDF_BLOCKS to dump_bb.
2676 (gimple_dump_cfg): Do brief_dump_cfg with TDF_COMMENT.
2677 (dump_function_to_file): Do not call check_bb_profile on
2678 ENTRY_BLOCK and EXIT_BLOCK, check_bb_profile doesn't handle them.
2679 Use dump_bb instead of gimple_dump_bb.
2680 (print_loops_bb): Use dump_bb instead of gimple_dump_bb.
2681 * passes.c (execute_function_dump): Always call print_rtl_with_bb
2683 * cfgrtl.c (print_rtl_with_bb): Handle printing without an up-to-date
2684 CFG. With TDF_BLOCKS and TDF_DETAILS, do DF dumps at the top and
2685 bottom of each basic block.
2687 2012-07-20 Richard Guenther <rguenther@suse.de>
2689 PR tree-optimization/54031
2690 * tree-ssa-ccp.c (get_value_from_alignment): Use
2691 get_pointer_alignment_1.
2693 2012-07-20 Richard Guenther <rguenther@suse.de>
2695 * tree-inline.c (add_local_variables): Remove check_var_ann
2696 parameter and dead code.
2697 (expand_call_inline): Adjust.
2698 (tree_function_versioning): Likewise.
2700 2012-07-20 Jakub Jelinek <jakub@redhat.com>
2703 * tree-vrp.c (nonnull_arg_p): Handle all nonnull attributes instead
2704 of just the first one.
2706 2012-07-20 Richard Guenther <rguenther@suse.de>
2708 * builtins.c (get_object_alignment_2): Correct offset handling
2709 when using type alignment of a MEM_REF kind base.
2711 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
2714 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
2715 (_lzcnt_u64): Ditto.
2717 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2719 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
2721 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2723 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
2724 defining statement is a SSA name that occurs in abnormal PHIs.
2726 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2728 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
2731 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2733 PR rtl-optimization/53942
2734 * function.c (assign_parm_setup_reg): Avoid zero/sign extension
2735 directly from likely spilled non-fixed hard registers, move them
2738 2012-07-19 Steve Ellcey <sellcey@mips.com>
2740 * config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
2743 2012-07-19 Jason Merrill <jason@redhat.com>
2746 * dwarf2out.c (get_die_parent): New.
2747 (generate_type_signature): Use it.
2749 2012-07-19 Richard Henderson <rth@redhat.com>
2751 * config/ia64/vect.md (smulv4hi3_highpart): New.
2752 (umulv4hi3_highpart): New.
2753 (vec_widen_smult_even_v4hi): Rename from pmpy2_even.
2754 (vec_widen_smult_odd_v4hi): Rename from pmpy2_odd.
2755 (udot_prodv8qi, sdot_prodv8qi): Remove.
2756 (sdot_prodv4hi, udot_prodv4hi): Remove.
2757 * config/ia64/ia64.c (ia64_expand_dot_prod_v8qi): Remove.
2758 * config/ia64/ia64-protos.h: Update.
2760 * tree-vect-patterns.c (vect_recog_divmod_pattern): Do not require
2761 vectors larger than UNITS_PER_WORD.
2763 * expr.c (store_constructor): Initialize icode with CODE_FOR_nothing.
2764 * tree-vect-stmts.c (vectorizable_operation): Use LAST_INSN_CODE for
2765 dummy != CODE_FOR_nothing value.
2767 2012-07-19 Uros Bizjak <ubizjak@gmail.com>
2769 * doc/tm.texi.in (MODE_AFTER): Add entity as the first macro argument.
2770 * doc/tm.texi: Regenerate.
2771 * mode-switching.c (optimize_mode_switching): Update MODE_AFTER call.
2772 * config/sh/sh.h (MODE_AFTER): Update.
2773 * config/epiphany/epiphany.h (MODE_AFTER): Update.
2775 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2778 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
2779 (cleanup_tree_cfg_bb): Don't call it.
2780 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
2783 2012-07-19 Christian Bruel <christian.bruel@st.com>
2786 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
2788 2012-07-19 Richard Guenther <rguenther@suse.de>
2789 Eric Botcazou <ebotcazou@adacore.com>
2791 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
2792 about transition from invariant to known bits.
2793 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
2795 2012-07-19 Richard Guenther <rguenther@suse.de>
2797 PR tree-optimization/53970
2798 * tree-vect-data-refs.c (not_size_aligned): Avoid sign-compare warning.
2800 2012-07-19 Tristan Gingold <gingold@adacore.com>
2801 Richard Henderson <rth@redhat.com>
2803 * opts.c (finish_options): Handle UI_SEH.
2804 * expr.c (build_personality_function): Handle UI_SEH.
2805 * dwarf2out.c (dwarf2out_begin_prologue): Handle UI_SEH.
2806 * coretypes.h (unwind_info_type): Add UI_SEH.
2807 * config/i386/winnt.c (i386_pe_seh_emit_except_personality):
2809 (i386_pe_seh_init_sections): Likewise.
2810 * config/i386/cygming.h (TARGET_ASM_EMIT_EXCEPT_PERSONALITY): Define.
2811 (TARGET_ASM_INIT_SECTIONS): Define.
2812 * common/config/i386/i386-common.c (TARGET_EXCEPT_UNWIND_INFO): Define.
2813 (i386_except_unwind_info): New function.
2815 2012-07-18 Maciej W. Rozycki <macro@codesourcery.com>
2816 Chao-ying Fu <fu@mips.com>
2818 * config/mips/mips.opt (mmcu): New option.
2819 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
2820 _mips_mcu when TARGET_MCU.
2821 (ASM_SPEC): Pass mcu options to the assembler.
2822 * doc/invoke.texi (MIPS Options): Document -mmcu and -mno-mcu.
2824 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
2826 * config.gcc (v850-*-rtems*): New target.
2827 * config/v850/rtems.h: New.
2828 * config/v850/t-rtems: New.
2830 2012-07-18 Bill Schmidt <wschmidt@linux.ibm.com>
2832 * doc/invoke.texi: Add -fhoist-adjacent-loads and -ftree-slsr to list
2833 of flags controlling optimization; add -ftree-slsr to list of flags
2834 enabled by default at -O; add -fhoist-adjacent-loads to list of flags
2835 enabled by default at -O2; add -fvect-cost-model to list of flags
2836 enabled by default at -O3; document -fhoist-adjacent-loads and
2838 * opts.c (default_option): Make -ftree-slsr default at -O1 and above.
2839 * gimple-ssa-strength-reduction.c (gate_strength_reduction): Use
2841 * common.opt: Add -ftree-slsr with flag_tree_slsr.
2843 2012-07-18 Jie Zhang <jzhang918@gmail.com>
2844 Julian Brown <julian@codesourcery.com>
2846 * config/arm/arm.c (arm_rtx_costs_1): Adjust cost for CONST_VECTOR.
2847 (arm_size_rtx_costs): Likewise.
2848 (neon_valid_immediate): Add a case for double 0.0.
2850 2012-07-18 Andrew Stubbs <ams@codesourcery.com>
2851 Mark Shinwell <shinwell@codesourcery.com>
2852 Julian Brown <julian@codesourcery.com>
2854 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp)
2855 (*movdi_vfp_cortexa8, *movsf_vfp, *thumb2_movsf_vfp)
2856 (*movdf_vfp, *thumb2_movdf_vfp, *movsfcc_vfp)
2857 (*thumb2_movsfcc_vfp, *movdfcc_vfp, *thumb2_movdfcc_vfp): Add
2859 * config/arm/arm.md (neon_type): Update comment.
2861 2012-07-18 Richard Guenther <rguenther@suse.de>
2863 PR tree-optimization/53970
2864 * tree.h (contains_packed_reference): Remove.
2865 * expr.c (contains_packed_reference): Likewise.
2866 * tree-vect-data-refs.c (not_size_aligned): New function.
2867 (vector_alignment_reachable_p): Use it.
2868 (vect_supportable_dr_alignment): Likewise.
2870 2012-07-18 Richard Guenther <rguenther@suse.de>
2872 * tree.h (get_object_or_type_alignment): Remove.
2873 * builtins.c (get_object_alignment_2): New function copied from
2874 get_object_alignment_1. Take extra argument to indicate whether
2875 we take the address of EXP. Rework to use type alignment information
2876 if not, and return whether the result is an approximation or not.
2877 (get_object_alignment_1): Wrap around get_object_alignment_2.
2878 (get_pointer_alignment_1): Call get_object_alignment_2 indicating
2879 we take the address.
2880 (get_object_or_type_alignment): Remove.
2881 * expr.c (expand_assignment): Call get_object_alignment.
2882 (expand_expr_real_1): Likewise.
2884 2012-07-18 Nick Clifton <nickc@redhat.com>
2886 * doc/invoke.texi (ARM Options): Document -munaligned-access.
2888 2012-07-18 Oleg Endo <olegendo@gcc.gnu.org>
2890 * config/sh/sh.md (mulsidi3, umulsidi3): Remove constraints in
2891 expander. Use arith_reg_dest predicate.
2892 (rotldi3, rotrdi3): Remove constraints in expander.
2893 (adddi3_compact, subdi3_compact, mulsidi3_compact, umulsidi3_compact,
2894 ashlsi3_n, *ashlhi3_n, ashrsi2_16, ashrsi2_31, lshrsi3_n): Convert to
2897 2012-07-18 Oleg Endo <olegendo@gcc.gnu.org>
2900 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
2902 * config/sh/sh.c (sh_option_override): Do not change
2903 flag_finite_math_only. Set TARGET_IEEE to complement of
2904 flag_finite_math_only.
2905 * doc/invoke.texi (SH options): Add mno-ieee. Correct description
2906 of mieee and mno-ieee behavior.
2908 2012-07-18 Steven Bosscher <steven@gcc.gnu.org>
2910 * graphite-poly.c (print_pbb_body): Fixup dump_bb call.
2912 2012-07-18 Steven Bosscher <steven@gcc.gnu.org>
2914 * dumpfile.h (TDF_COMMENT): New define.
2915 * basic-block.h (EDGE_FALLTHRU, EDGE_ABNORMAL, EDGE_ABNORMAL_CALL,
2916 EDGE_EH, EDGE_FAKE, EDGE_DFS_BACK, EDGE_CAN_FALLTHRU,
2917 EDGE_IRREDUCIBLE_LOOP, EDGE_SIBCALL, EDGE_LOOP_EXIT, EDGE_TRUE_VALUE,
2918 EDGE_FALSE_VALUE, EDGE_EXECUTABLE, EDGE_CROSSING, EDGE_PRESERVE):
2919 Move to new file cfg-flags.h.
2920 (enum cfg_edge_flags): New enum, using cfg-flags.h.
2921 (EDGE_ALL_FLAGS): Compute value automatically.
2922 (BB_NEW, BB_REACHABLE, BB_IRREDUCIBLE_LOOP, BB_SUPERBLOCK,
2923 BB_DISABLE_SCHEDULE, BB_HOT_PARTITION, BB_COLD_PARTITION,
2924 BB_DUPLICATED, BB_NON_LOCAL_GOTO_TARGET, BB_RTL,
2925 BB_FORWARDER_BLOCK, BB_NONTHREADABLE_BLOCK, BB_MODIFIED, BB_VISITED,
2926 BB_IN_TRANSACTION): Move to new file cfg-flags.h.
2927 (enum bb_flags): Rename to cfg_bb_flags. Use cfg-flags.h.
2928 (BB_ALL_FLAGS): New, compute value automatically.
2929 (dump_bb_info): Update prototype.
2930 (dump_edge_info): Update prototype.
2931 * cfg-flags.h: New file.
2932 * cfg.c (dump_edge_info): Take flags argument. Be verbose only if
2933 TDF_DETAILS and not TDF_SLIM. Include cfg-flags.h for bitnames.
2934 Check that the edge flags are within the range of EDGE_ALL_FLAGS.
2935 (debug_bb): Update dump_bb call.
2936 (dump_cfg_bb_info): Remove.
2937 (dump_bb_info): New function. Use cfg-flags.h for bitnames.
2938 Adjust verbosity using TDF_* flags. Check that the basic block flags
2939 are within the range of BB_ALL_FLAGS.
2940 (brief_dump_cfg): Use dump_bb_info instead of dump_cfg_bb_info.
2941 * cfghooks.h (struct cfghooks): Update dump_bb hook, take a FILE
2942 first for consistency with other dump functions.
2943 (dump_bb): Update prototype accordingly.
2944 * cfghooks.c: Include dumpfile.h.
2945 (verify_flow_info): Update dump_edge_info calls.
2946 (dump_bb): Take a flags argument and pass it around.
2947 Use dump_bb_info to dump common information about a basic block.
2948 (dump_flow_info): Moved here from cfgrtl.c. Make IL agnostic.
2949 (debug_flow_info): Moved here from cfgrtl.c.
2950 * profile.c (is_edge_inconsistent): Update dump_bb calls.
2951 * loop-invariant.c (find_defs): Update print_rtl_with_bb call.
2952 * rtl.h (debug_bb_n_slim, debug_bb_slim, print_rtl_slim,
2953 print_rtl_slim_with_bb): Remove prototypes.
2954 (dump_insn_slim): Adjust prototype to take a const_rtx.
2955 (print_rtl_with_bb): Adjust prototype.
2956 * sched-rgn.c (debug_region): Use dump_bb instead of debug_bb_n_slim.
2957 * sched-vis.c (dump_insn_slim): Take a const_rtx.
2958 (debug_insn_slim): Prototype here near DEBUG_FUNCTION marker.
2959 (print_rtl_slim_with_bb): Remove.
2960 (print_rtl_slim): Rename to debug_rtl_slim. Print only insn info,
2961 not basic block info (print_rtl_with_bb with TDF_SLIM should be used
2962 for that. Prototype here near DEBUG_FUNCTION marker.
2963 (debug_bb_slim): Prototype here near DEBUG_FUNCTION marker.
2965 (debug_bb_n_slim): Prototype here near DEBUG_FUNCTION marker.
2966 * tree-cfg.c (gimple_can_merge_blocks_p): Use EDGE_COMPLEX.
2967 (remove_bb): Update dump_bb call.
2968 (gimple_debug_bb): Use dump_bb.
2969 (dump_function_to_file): Update gimple_dump_bb call.
2970 (print_loops_bb): Likewise.
2971 * tree-flow.h (gimple_dump_bb): Update prototype.
2972 * gimple-pretty-print.c (dump_bb_header): Rename to
2973 dump_gimple_bb_header. Write to a stream instead of a pretty
2974 printer. Use dump_bb_info to dump basic block info.
2975 (dump_bb_end): Rename to dump_gimple_bb_footer. Write to a
2976 stream instead of a pretty printer. Use dump_bb_info.
2977 (gimple_dump_bb_buff): Do not call dump_bb_header and dump_bb_end.
2978 (gimple_dump_bb): Do it here with dump_gimple_bb_header and
2979 dump_gimple_bb_footer.
2980 * cfgrtl.c (rtl_dump_bb): Update prototype. Only dump DF if the
2981 dump flags have TDF_DETAILS. Use dump_insn_slim if TDF_SLIM.
2982 (print_rtl_with_bb): Take a flags argument and pass it around.
2983 Use dump_insn_slim if TDF_SLIM.
2984 (dump_bb_info): Removed and re-incarnated in cfg.c.
2985 (dump_flow_info): Moved to cfghooks.c.
2986 (debug_flow_info): Moved to cfghooks.c.
2987 * passes.c (execute_function_dump): Unconditionally use
2988 print_rtl_with_bb for RTL dumps, now that it understands TDF_SLIM.
2989 * final.c (dump_basic_block_info): Update dump_edge_info calls.
2990 * tree-vrp.c (dump_asserts_for): Likewise.
2991 * ifcvt.c (if_convert): Unconditionally use print_rtl_with_bb.
2992 * tree-if-conv.c (if_convertible_bb_p): Don't look at
2993 EDGE_ABNORMAL_CALL, it has no meaning in the GIMPLE world.
2994 * trans-mem.c (make_tm_edge): Don't set EDGE_ABNORMAL_CALL,
2995 for the same reason.
2996 * config/rl78/rl78.c (rl78_reorg): Update print_rtl_with_bb calls.
2998 2012-07-17 Richard Guenther <rguenther@suse.de>
3000 * tree-vect-data-refs.c (vect_get_new_vect_var): Add referenced
3001 vars here, use create_tmp_reg where appropriate.
3002 (vect_create_addr_base_for_vector_ref): Do not add referenced
3003 vars here, use create_tmp_reg where appropriate.
3004 (vect_create_data_ref_ptr): Likewise.
3005 (vect_create_destination_var): Likewise.
3006 (vect_permute_store_chain): Likewise.
3007 (vect_permute_load_chain): Likewise.
3008 * tree-vect-loop-manip.c (vect_create_cond_for_align_checks):
3010 * tree-vect-loop.c (get_initial_def_for_induction): Likewise.
3011 * tree-vect-patterns.c (vect_recog_temp_ssa_var): Likewise.
3012 (vect_handle_widen_op_by_const): Likewise.
3013 * tree-vect-stmts.c (vect_init_vector): Likewise.
3014 (vectorizable_load): Likewise.
3016 2012-07-17 Tom de Vries <tom@codesourcery.com>
3018 * hwint.c: Fix loop range.
3020 2012-07-17 Tom de Vries <tom@codesourcery.com>
3022 * double-int.h (double_int_popcount): New inline function.
3023 * hwint.c (popcount_hwi): New function.
3024 * hwint.h (popcount_hwi): Declare function. New inline function.
3026 2012-07-17 Richard Henderson <rth@redhat.com>
3028 * tree-vect-stmts.c (supportable_widening_operation): Remove decl
3030 (vectorizable_conversion): Update supportable_widening_operation call.
3031 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Likewise.
3032 (vect_recog_widen_shift_pattern): Likewise.
3033 * tree-vectorizer.h: Update decl.
3035 2012-07-17 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3036 Ulrich Weigand <ulrich.weigand@linaro.org>
3038 * common/config/arm/arm-common.c (arm_option_optimization_table):
3039 Enable -fsched-pressure by default while optimizing.
3040 * config/arm/arm.c (arm_option_override): Use the alternate scheduler
3041 pressure algorithm by default.
3043 2012-07-16 Oleg Endo <olegendo@gcc.gnu.org>
3045 * config/sh/sh.h (CONST_OK_FOR_I06): Delete.
3046 (CONST_OK_FOR_I10): Move macro to ...
3047 * config/sh/sh.c: ... here.
3048 (sh_legitimate_index_p): Use satisfies_constraint_I06 instead of
3051 2012-07-16 Oleg Endo <olegendo@gcc.gnu.org>
3053 * config/sh/sh.md: Delete mov related define_peephole patterns.
3055 2012-07-16 Jonathan Wakely <jwakely.gcc@gmail.com>
3058 * doc/install.texi (Installing GCC): Refer to instructions for
3059 released versions. Fix hyphenation.
3061 2012-07-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3063 * config/spu/spu.c (targetm): Move to bottom of file.
3064 (spu_attribute_table): Likewise.
3065 (spu_option_override, spu_init_builtins, spu_builtin_decl,
3066 spu_scalar_mode_supported_p, spu_vector_mode_supported_p,
3067 spu_legitimate_address_p, spu_addr_space_legitimate_address_p,
3068 adjust_operand, get_pic_reg, need_to_save_reg, frame_emit_store,
3069 frame_emit_load, frame_emit_add_imm, emit_nop_for_insn,
3070 insn_clobbers_hbr, spu_emit_branch_hint, spu_emit_vector_compare,
3071 get_branch_target, spu_machine_dependent_reorg, spu_sched_issue_rate,
3072 spu_sched_variable_issue, spu_sched_adjust_cost, spu_sched_init_global,
3073 spu_sched_init, spu_sched_reorder, spu_handle_fndecl_attribute,
3074 spu_handle_vector_attribute, spu_pass_by_reference, spu_function_arg,
3075 spu_function_arg_advance, spu_build_builtin_va_list, spu_va_start,
3076 spu_gimplify_va_arg_expr, store_with_one_insn_p, reg_aligned_for_addr,
3077 spu_assemble_integer, spu_asm_globalize_label, spu_rtx_costs,
3078 spu_function_ok_for_sibcall, spu_init_libfuncs, spu_return_in_memory,
3079 spu_encode_section_info, spu_legitimize_address,
3080 spu_addr_space_legitimize_address, spu_builtin_mask_for_load,
3081 spu_builtin_vectorization_cost, spu_vector_alignment_reachable,
3082 spu_addr_space_pointer_mode, spu_addr_space_address_mode,
3083 spu_addr_space_subset_p, spu_addr_space_convert, spu_sms_res_mii,
3084 spu_section_type_flags, spu_select_section, spu_unique_section,
3085 spu_trampoline_init, spu_conditional_register_usage,
3086 spu_ref_may_alias_errno, spu_output_mi_thunk, spu_unwind_word_mode,
3087 spu_libgcc_cmp_return_mode, spu_libgcc_shift_count_mode,
3088 spu_setup_incoming_varargs): Remove prototypes.
3089 (spu_legitimize_address): Add "static" to definition.
3091 2012-07-16 Jakub Jelinek <jakub@redhat.com>
3093 * config/i386/rtmintrin.h (_xabort): Remove trailing semicolon.
3095 2012-07-16 Ulrich Weigand <ulrich.weigand@linaro.org>
3097 * tree-ssa-ccp.c (optimize_unreachable): Check gsi_end_p
3098 before calling gsi_stmt.
3100 2012-07-16 Kirill Yukhin <kirill.yukhin@intel.com>
3103 2012-07-16 Sergey Melnikov <sergey.melnikov@intel.com>
3105 * config/i386/i386.md (stack_protect_set): Disable the pattern
3106 for Android since Android libc (bionic) does not provide random
3107 value for stack protection guard at gs:0x14. Guard value
3108 will be provided from external symbol (default implementation).
3109 (stack_protect_set_<mode>): Likewise.
3110 (stack_protect_test): Likewise.
3111 (stack_protect_test_<mode>): Likewise.
3113 2012-07-16 H.J. Lu <hongjiu.lu@intel.com>
3117 * gimple.c (gimple_types_compatible_p_1): Restore type attribute
3120 2012-07-16 Bill Schmidt <wschmidt@linux.ibm.com>
3122 * opts.c (default_option): Add -fvect-cost-model to default options
3125 2012-07-16 Steven Bosscher <steven@gcc.gnu.org>
3127 * graphite-clast-to-gimple.c, graphite-dependences.c,
3128 graphite-sese-to-poly.c: Include tree-pass.h instead of dumpfile.h
3129 for pass TODO flags.
3130 * Makefile.in: Fix dependencies.
3132 2012-07-16 Steven Bosscher <steven@gcc.gnu.org>
3134 * haifa-sched.c (init_before_recovery): Do not set EDGE_CAN_FALLTHRU.
3135 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
3137 * function.c (stack_protect_epilogue): Use expand_call to expand
3138 targetm.stack_protect_fail.
3139 * stmt.c (expand_expr_stmt): Remove now-unused function.
3140 * tree.h (expand_expr_stmt): Remove prototype.
3141 * doc/tm.texi.in (TARGET_STACK_PROTECT_FAIL): Document that this
3142 hook must return a CALL_EXPR.
3143 * doc/tm.texi: Regenerate.
3145 * emit-rtl.c (emit_label_before): Do not allow the same label
3146 to be emitted twice.
3147 (emit_label_after): Likewise.
3148 (emit_label): Likewise.
3150 * flags.h (TYPE_OVERFLOW_WRAPS, TYPE_OVERFLOW_UNDEFINED,
3151 TYPE_OVERFLOW_TRAPS, POINTER_TYPE_OVERFLOW_UNDEFINED): Move to tree.h.
3152 * tree.h (TYPE_OVERFLOW_WRAPS, TYPE_OVERFLOW_UNDEFINED,
3153 TYPE_OVERFLOW_TRAPS, POINTER_TYPE_OVERFLOW_UNDEFINED): New home.
3155 2012-07-16 Steven Bosscher <steven@gcc.gnu.org>
3157 * system.h (dump_file): Do not define.
3158 * tree-pass.h: Include dumpfile.h, which is a new file containing...
3159 (enum tree_dump_index, TDF_*, get_dump_file_name, dump_enabled_p,
3160 dump_initialized_p, dump_begin, dump_end, dump_node, dump_switch_p,
3161 dump_flag_name, dump_file, dump_flags, dump_file_name,
3162 get_dump_file_info, struct dump_file_info): all of this, moved to...
3163 * dumpfile.h: Here, new file.
3164 * tree-dump.h: Include dumpfile.h, but not tree-pass.h.
3165 (dump_stmt): Remove prototype for C++ specific function.
3166 (dump_enumerated_decls): Move prototype from here...
3167 * tree-flow.h (dump_enumerated_decls): ... to here.
3168 (get_ref_base_and_extent) Move prototype from here ...
3169 * tree.h (get_ref_base_and_extent) ... to here.
3170 * tree-ssa-live.c: Do not inclde tree-pretty-print.h, because
3171 gimple-pretty-print.h is enough. Do not include tree-dump.h,
3172 include timevar.h and dumpfile.h instead.
3173 (struct numbered_tree_d, compare_decls_by_uid,
3174 dump_enumerated_decls_push, dump_enumerated_decls): Move from here ...
3175 * tree-dfa.c:(struct numbered_tree_d, compare_decls_by_uid,
3176 dump_enumerated_decls_push, dump_enumerated_decls):... to here.
3177 Do not include timevar.h.
3178 * tree.c: Do not include timevar.h.
3179 * tree-cfg.c: Do not include langhooks.h, tree-pretty-print.h, and
3181 (dump_cfg_stats): Use current_function_name.
3182 (gimple_cfg2vcg): Likewise.
3183 (dump_function_to_file): Likewise.
3184 * df-scan.c: Do not include tree-pass.h and timevar.h.
3186 (df_entry_block_bitmap_verify, df_exit_block_bitmap_verify): Do not
3187 use print_current_pass.
3188 * df-problems.c: Include dumpfile.h.
3189 Always define REG_DEAD_DEBUGGING, avoid #ifdef code, because it
3190 leads to errors in the code not selected.
3191 (df_note_compute): Do not print_rtl_with_bb here. Fix compilation
3192 bug if REG_DEAD_DEBUGGING is not 0, get_insns is not available here.
3193 * lcm.c: Include dumpfile.h.
3194 Remove obsolete include of insn-attr.h.
3195 * dojump.c (do_compare_rtx_and_jump): Remove failure printing for
3196 missing probability notes.
3197 * stmt.c: Include dumpfile.h.
3198 (emit_case_decision_tree): Re-enable printing expand details only
3200 * alias.c, auto-inc-dec.c, bb-reorder.c, caller-save.c, cfg.c,
3201 cfgcleanup.c, cfgexpand.c, cfgloop.c, cfgloopmanip.c, cgraph.c,
3202 cgraphclones.c, cgraphunit.c, combine.c, combine-stack-adj.c,
3203 coverage.c, cprop.c, cse.c, cselib.c, dbgcnt.c, dce.c, df-core.c,
3204 dse.c, dwarf2out.c, emit-rtl.c, except.c, expr.c, final.c,
3205 function.c, fwprop.c, gcse.c, gimple-fold.c,
3206 gimple-pretty-print.c, gimple-ssa-strength-reduction.c,
3207 gimplify.c, graphite-blocking.c, graphite-clast-to-gimple.c,
3208 graphite-dependences.c, graphite-interchange.c,
3209 graphite-optimize-isl.c, graphite-poly.c,
3210 graphite-sese-to-poly.c, haifa-sched.c, hw-doloop.c, ifcvt.c,
3211 ipa.c, ipa-cp.c, ipa-inline-analysis.c, ipa-inline.c,
3212 ipa-inline-transform.c, ipa-prop.c, ipa-pure-const.c,
3213 ipa-reference.c, ipa-split.c, ipa-utils.c, ira.c, ira-emit.c,
3214 jump.c, loop-doloop.c, loop-init.c, loop-invariant.c, loop-iv.c,
3215 loop-unroll.c, loop-unswitch.c, lower-subreg.c,
3216 lto-section-out.c, lto-streamer-in.c, matrix-reorg.c, mcf.c,
3217 mode-switching.c, modulo-sched.c, omega.c, omp-low.c, passes.c,
3218 plugin.c, postreload.c, postreload-gcse.c, predict.c, print-rtl.c,
3219 print-tree.c, profile.c, recog.c, ree.c, regcprop.c, reginfo.c,
3220 regmove.c, regrename.c, reg-stack.c, reload1.c, reorg.c,
3221 sched-rgn.c, sched-vis.c, sel-sched.c, sel-sched-ir.c,
3222 store-motion.c, tracer.c, trans-mem.c, tree-affine.c,
3223 tree-call-cdce.c, tree-cfgcleanup.c, tree-chrec.c,
3224 tree-data-ref.c, tree-diagnostic.c, tree-dump.c,
3225 tree-eh.c, tree-flow-inline.h, tree-if-conv.c, tree-into-ssa.c,
3226 tree-mudflap.c, tree-nrv.c, tree-object-size.c,
3227 tree-optimize.c, tree-outof-ssa.c, tree-predcom.c,
3228 tree-pretty-print.c, tree-profile.c, tree-scalar-evolution.c,
3229 tree-sra.c, tree-ssa-address.c, tree-ssa-alias.c, tree-ssa.c,
3230 tree-ssa-ccp.c, tree-ssa-coalesce.c, tree-ssa-copy.c,
3231 tree-ssa-copyrename.c,, tree-ssa-dce.c, tree-ssa-dom.c,
3232 tree-ssa-dse.c, tree-ssa-forwprop.c, tree-ssa-ifcombine.c,
3233 tree-ssa-loop.c, tree-ssa-loop-ch.c, tree-ssa-loop-im.c,
3234 tree-ssa-loop-ivcanon.c, tree-ssa-loop-ivopts.c,
3235 tree-ssa-loop-manip.c, tree-ssa-loop-niter.c,
3236 tree-ssa-loop-prefetch.c, tree-ssa-loop-unswitch.c,
3237 tree-ssa-math-opts.c, tree-ssa-operands.c, tree-ssa-phiopt.c,
3238 tree-ssa-phiprop.c, tree-ssa-pre.c, tree-ssa-propagate.c,
3239 tree-ssa-reassoc.c, tree-ssa-sccvn.c, tree-ssa-sink.c,
3240 tree-ssa-structalias.c, tree-ssa-tail-merge.c, tree-ssa-ter.c,
3241 tree-ssa-threadedge.c, tree-ssa-threadupdate.c,
3242 tree-ssa-uncprop.c, tree-ssa-uninit.c,
3243 tree-switch-conversion.c, tree-tailcall.c,
3244 tree-vect-data-refs.c, tree-vect-loop.c,
3245 tree-vect-loop-manip.c, tree-vectorizer.c,
3246 tree-vect-patterns.c, tree-vect-slp.c, tree-vect-stmts.c,
3247 tree-vrp.c, value-prof.c, var-tracking.c, web.c: Include tree-pass.h
3248 only if needed. If tree-pass.h is included, do not include timevar.h
3249 and dumpfile.h. If tree-pass.h is not included but dump_file, or
3250 dump_flags, or the TDF_* flags are used, include dumpfile.h.
3251 If gimple-pretty-print.h is included, don't include
3252 tree-pretty-print.h. Remove assorted unnecessary includes.
3254 * config/mn10300/mn10300.c, config/c6x/c6x.c, config/ia64/ia64.c,
3255 config/arm/arm.c, config/bfin/bfin.c, config/frv/frv.c,
3256 config/spu/spu.c, config/mep/mep.c, config/i386/i386.c:
3258 * config/rl78/rl78.c: Include dumpfile.h instead of tree-pass.h.
3259 * arm/t-arm, avr/t-avr, i386/t-i386, ia64/t-ia64, mep/t-mep,
3260 spu/t-spu-elf: Fix dependencies.
3262 2012-07-16 Dehao Chen <dehao@google.com>
3265 2012-07-10 Dehao Chen <dehao@google.com>
3267 * tree.h (phi_arg_d): New field.
3268 * tree-flow-inline.h (gimple_phi_arg_block): New function.
3269 (gimple_phi_arg_block_from_edge): New function.
3270 (gimple_phi_arg_set_block): New function.
3271 (gimple_phi_arg_has_block): New function.
3272 (redirect_edge_var_map_block): New function.
3273 * tree-flow.h (_edge_var_map): New field.
3274 * tree-ssa-live.c (remove_unused_locals): Mark phi_arg's block as used.
3275 * tree-eh.c (cleanup_empty_eh_merge_phis): Add block debug info for
3276 redirect_edge_var_map_add.
3277 * tree-outof-ssa.c (_elim_graph): New field.
3278 (insert_partition_copy_on_edge): New parameter.
3279 (insert_value_copy_on_edge): New parameter.
3280 (insert_rtx_to_part_on_edge): New parameter.
3281 (insert_part_to_rtx_on_edge): New parameter.
3282 (elim_graph_add_edge): New parameter.
3283 (elim_graph_remove_succ_edge): New parameter.
3284 (FOR_EACH_ELIM_GRAPH_SUCC): New parameter.
3285 (FOR_EACH_ELIM_GRAPH_PRED): New parameter.
3286 (new_elim_graph): Add block debug info.
3287 (clear_elim_graph): Likewise.
3288 (delete_elim_graph): Likewise.
3289 (elim_graph_add_node): Likewise.
3290 (elim_graph_add_edge): Likewise.
3291 (elim_graph_remove_succ_edge): Likewise.
3292 (eliminate_build): Likewise.
3293 (elim_forward): Likewise.
3294 (elim_unvisited_predecessor): Likewise.
3295 (elim_backward): Likewise.
3296 (elim_create): Likewise.
3297 (eliminate_phi): Likewise.
3298 (insert_backedge_copies): Likewise.
3299 * tree-into-ssa.c (insert_phi_nodes_for): Add block debug info for
3301 (rewrite_add_phi_arguments): Likewise.
3302 * tree-ssa-loop-im.c (execute_sm_if_changed): Likewise.
3303 * tree-ssa-tail-merge.c (replace_block_by): Likewise.
3304 * tree-ssa-threadupdate.c (copy_phi_args): Likewise.
3305 * tree-loop-distribution.c (update_phis_for_loop_copy): Likewise.
3306 * tree-ssa-loop-manip.c (create_iv): Likewise.
3307 (add_exit_phis_edge): Likewise.
3308 (split_loop_exit_edge): Likewise.
3309 (copy_phi_node_args): Likewise.
3310 (tree_transform_and_unroll_loop): Likewise.
3311 * value-prof.c (gimple_ic): Likewise.
3312 (gimple_stringop_fixed_value): Likewise.
3313 * tree-tailcall.c (add_successor_phi_arg): Likewise.
3314 (eliminate_tail_call): Likewise.
3315 (create_tailcall_accumulator): Likewise.
3316 (tree_optimize_tail_calls_1): Likewise.
3317 * tree-phinodes.c (add_phi_arg): Likewise.
3318 (make_phi_node): Likewise.
3319 (resize_phi_node): Likewise.
3320 (remove_phi_arg_num): Likewise.
3321 * omp-low.c (expand_parallel_call): Likewise.
3322 (expand_omp_for_static_chunk): Likewise.
3323 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop):
3325 (slpeel_update_phi_nodes_for_guard1): Likewise.
3326 (slpeel_update_phi_nodes_for_guard2): Likewise.
3327 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
3328 (set_prologue_iterations): Likewise.
3329 (slpeel_tree_peel_loop_to_edge): Likewise.
3330 (vect_loop_versioning): Likewise.
3331 * tree-parloops.c (create_phi_for_local_result): Likewise.
3332 (transform_to_exit_first_loop): Likewise.
3333 (create_parallel_loop): Likewise.
3334 * ipa-split.c (split_function): Likewise.
3335 * tree-vect-loop.c (get_initial_def_for_induction): Likewise.
3336 (vect_create_epilog_for_reduction): Likewise.
3337 * tree-vect-data-refs.c (vect_setup_realignment): Likewise.
3338 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Likewise.
3339 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
3340 (cond_if_else_store_replacement_1): Likewise.
3341 * tree-cfgcleanup.c (remove_forwarder_block): Likewise.
3342 (remove_forwarder_block_with_phi): Likewise.
3343 * tree-ssa-pre.c (insert_into_preds_of_block): Likewise.
3344 * tree-predcom.c (initialize_root_vars): Likewise.
3345 (initialize_root_vars_lm): Likewise.
3346 * sese.c (sese_add_exit_phis_edge): Likewise.
3347 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
3348 * tree-ssa.c (flush_pending_stmts): Likewise.
3349 (redirect_edge_var_map_add): Likewise.
3350 (ssa_redirect_edge): Likewise.
3351 * gimple-streamer-in.c (input_phi): Likewise.
3352 * tree-vect-stmts.c (vectorizable_load): Likewise.
3353 * tree-inline.c (copy_phis_for_bb): Likewise.
3354 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
3355 * tree-switch-conversion.c (fix_phi_nodes): Likewise.
3356 * tree-cfg.c (reinstall_phi_args): Likewise.
3357 (gimple_make_forwarder_block): Likewise.
3358 (add_phi_args_after_copy_edge): Likewise.
3359 (gimple_duplicate_sese_tail): Likewise.
3361 2012-07-16 Sergey Melnikov <sergey.melnikov@intel.com>
3363 * config/i386/i386.md (stack_protect_set): Disable the pattern
3364 for Android since Android libc (bionic) does not provide random
3365 value for stack protection guard at gs:0x14. Guard value
3366 will be provided from external symbol (default implementation).
3367 (stack_protect_set_<mode>): Likewise.
3368 (stack_protect_test): Likewise.
3369 (stack_protect_test_<mode>): Likewise.
3371 2012-07-16 Hans-Peter Nilsson <hp@axis.com>
3373 * config/cris/cris-protos.h (cris_legitimate_address_p): Declare.
3374 * config/cris/cris.h (CONSTANT_ADDRESS_P): Define in terms of
3375 CONSTANT_P and cris_legitimate_address_p.
3376 * config/cris/cris.c (cris_legitimate_address_p): Make non-static.
3377 (cris_preferred_reload_class): Don't return GENERAL_REGS as
3378 preferred to MOF_SRP_REGS.
3380 * config/cris/cris.c (cris_init_libfuncs): Handle initialization
3381 of library functions for basic atomic compare-and-swap.
3382 * config/cris/cris.h (TARGET_ATOMICS_MAY_CALL_LIBFUNCS): New macro.
3383 * config/cris/cris.opt (munaligned-atomic-may-use-library): New option.
3384 * config/cris/sync.md ("atomic_fetch_<atomic_op_name><mode>")
3385 ("cris_atomic_fetch_<atomic_op_name><mode>_1")
3386 ("atomic_compare_and_swap<mode>")
3387 ("cris_atomic_compare_and_swap<mode>_1"): Make conditional on
3388 TARGET_ATOMICS_MAY_CALL_LIBFUNCS for sizes larger than byte.
3389 * config/cris/cris.c (cris_print_operand) <case 'P', 'q'>: New cases.
3390 * config/cris/sync.md (atomic_op_op_cnstr): New code_attr.
3391 (atomic_op_op_pred): Ditto.
3392 (atomic_op_mnem_pre_op2): Renamed from atomic_op_mnem_pre; to
3393 reflect the change to include %2 in expansion. All callers changed.
3394 (qm3): New mode_attr.
3395 ("atomic_fetch_<atomic_op_name><mode>"): Use <atomic_op_op_pred>
3396 as predicate for operand 2.
3397 ("cris_atomic_fetch_<atomic_op_name><mode>_1"): Update FIXME. Use
3398 "<atomic_op_op_pred>" "<atomic_op_op_cnstr>" for predicate and
3399 constraint for operand 2.
3400 ("atomic_compare_and_swap<mode>"): Add FIXME. Change predicate to
3401 nonmemory_operand for operand 3.
3402 ("cris_atomic_compare_and_swap<mode>_1"): Change operand 3 to
3403 exclude memory. Improve emitted sync code for v10 and v32. Use
3404 <qm3> instead of <m> for size designator for cmp.
3405 ("atomic_compare_and_swap<mode>"): Change predicate to
3406 nonmemory_operand for operand 3. Add FIXME.
3407 ("cris_atomic_compare_and_swap<mode>_1"): Change predicates and
3408 constraints for operand 3 to exclude memory.
3409 ("atomic_fetch_<atomic_op_name><mode>")
3410 ("atomic_compare_and_swap<mode>"): Gate expand_mem_thread_fence
3411 calls on result of call to need_atomic_barrier_p.
3413 2012-07-15 Richard Sandiford <rdsandiford@googlemail.com>
3415 * config/mips/mips.md (move_type): Replace mfhilo and mthilo
3417 (type): Split mfhilo into mfhi and mflo. Split mthilo into mthi
3418 and mtlo. Adjust move_type->type mapping.
3419 (may_clobber_hilo): Split mthilo into mthi and mtlo.
3420 (*movdi_32bit, *movdi_32bit_mips16, *movdi_64bit, *movdi_64bit_mips16)
3421 (*mov<mode>_internal, *mov<mode>_mips16, *movhi_internal)
3422 (*movhi_mips16, *movqi_internal, *movqi_mips16): Use mtlo and mflo
3423 instead of mthilo and mfhilo.
3424 (mfhi<GPR:mode>_<HILO:mode>): Use mfhi instead of mfhilo.
3425 (mthi<GPR:mode>_<HILO:mode>): Use mthi instead of mthilo.
3426 * config/mips/mips-dsp.md (mips_extr_w, mips_extr_r_w, mips_extr_rs_w)
3427 (mips_extr_s_h, mips_extp, mips_extpdp, mips_shilo, mips_mthlip):
3428 Use mflo instead of mfhilo.
3429 * config/mips/10000.md (r10k_arith): Split mthilo.
3430 (r10k_mfhi, r10k_mflo): Use mfhi and mflo directly.
3431 * config/mips/sb1.md (ir_sb1_mfhi, ir_sb1_mflo): Likewise.
3432 (ir_sb1_mthilo): Split mthilo into mthi and mtlo.
3433 * config/mips/20kc.md (r20kc_imthilo, r20kc_imfhilo): Split
3435 * config/mips/24k.md (r24k_int_mfhilo, r24k_int_mthilo): Likewise.
3436 * config/mips/4130.md (vr4130_class, vr4130_mfhilo, vr4130_mthilo):
3438 * config/mips/4k.md (r4k_int_mthilo, r4k_int_mfhilo): Likewise.
3439 * config/mips/5400.md (ir_vr54_hilo): Likewise.
3440 * config/mips/5500.md (ir_vr55_mthilo, ir_vr55_mfhilo): Likewise.
3441 * config/mips/5k.md (r5k_int_mthilo, r5k_int_mfhilo): Likewise.
3442 * config/mips/7000.md (rm7_mthilo, rm7_mfhilo): Likewise.
3443 * config/mips/74k.md (r74k_int_mfhilo, r74k_int_mthilo): Likewise.
3444 * config/mips/9000.md (rm9k_mfhilo, rm9k_mthilo): Likewise.
3445 * config/mips/generic.md (generic_hilo): Likewise.
3446 * config/mips/loongson2ef.md (ls2_alu): Likewise.
3447 * config/mips/loongson3a.md (ls3a_mfhilo): Likewise.
3448 * config/mips/octeon.md (octeon_imul_o1, octeon_imul_o2)
3449 (octeon_mfhilo_o1, octeon_mfhilo_o2): Likewise.
3450 * config/mips/sr71k.md (ir_sr70_hilo): Likewise.
3451 * config/mips/xlr.md (xlr_hilo): Likewise.
3453 2012-07-14 Andrew Stubbs <ams@codesourcery.com>
3454 Sandra Loosemore <sandra@codesourcery.com>
3456 * config/sh/sh.h (SH_ASM_SPEC): Add spaces between options.
3458 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
3460 * config/i386/i386.c (ix86_set_reg_reg_cost): Enable TFmode/TCmode
3463 2012-07-14 Steven Bosscher <steven@gcc.gnu.org>
3465 * toplev.c (init_asm_output): Open asm_out_file in 'w' mode.
3467 2012-07-13 Bill Schmidt <wschmidt@linux.ibm.com>
3470 * config/spu/spu.c (spu_init_cost): Mark static.
3471 (spu_add_stmt_cost): Likewise.
3472 (spu_finish_cost): Likewise.
3473 (spu_destroy_cost_data): Likewise.
3474 * config/i386/i386.c (ix86_init_cost): Mark static.
3475 (ix86_add_stmt_cost): Likewise.
3476 (ix86_finish_cost): Likewise.
3477 (ix86_destroy_cost_data): Likewise.
3478 * config/rs6000/rs6000.c (rs6000_init_cost): Mark static.
3479 (rs6000_add_stmt_cost): Likewise.
3480 (rs6000_finish_cost): Likewise.
3481 (rs6000_destroy_cost_data): Likewise.
3483 2012-07-13 Steven Bosscher <steven@gcc.gnu.org>
3485 * ggc.h (ggc_internal_alloc_stat, ggc_alloc_typed_stat,
3486 ggc_internal_cleared_alloc_stat, ggc_cleared_alloc_htab_ignore_args,
3487 ggc_cleared_alloc_ptr_array_two_args, ggc_splay_alloc): Add
3489 * alloc-pool.h (pool_alloc): Likewise.
3491 * final.c (final): Do not loop to find max_uid.
3493 2012-07-13 Steven Bosscher <steven@gcc.gnu.org>
3495 * emit-rtl.c (make_debug_insn_raw, make_jump_insn_raw): Make static.
3496 * rtl.h (make_debug_insn_raw, make_jump_insn_raw): Remove prototypes.
3498 2012-07-13 Richard Guenther <rguenther@suse.de>
3500 PR tree-optimization/53907
3501 * tree-ssa-forwprop.c (associate_pointerplus): New function.
3502 (ssa_forward_propagate_and_combine): Call it.
3504 2012-07-13 Richard Guenther <rguenther@suse.de>
3506 PR tree-optimization/53922
3507 * tree-vrp.c (value_inside_range): Change prototype to take
3508 min/max instead of value-range.
3509 (range_includes_zero_p): Likewise. Return the result from
3511 (extract_range_from_binary_expr_1): Adjust to handle dont-know
3512 return value from range_includes_zero_p.
3513 (extract_range_from_unary_expr_1): Likewise.
3514 (compare_range_with_value): Likewise.
3515 (vrp_meet_1): Likewise.
3517 2012-07-13 Bill Schmidt <wschmidt@linux.ibm.com>
3519 * doc/tm.texi: Regenerate.
3520 * doc/tm.texi.in (TARGET_VECTORIZE_INIT_COST): New hook.
3521 (TARGET_VECTORIZE_ADD_STMT_COST): Likewise.
3522 (TARGET_VECTORIZE_FINISH_COST): Likewise.
3523 (TARGET_VECTORIZE_DESTROY_COST_DATA): Likewise.
3524 * targhooks.c (default_init_cost): New function.
3525 (default_add_stmt_cost): Likewise.
3526 (default_finish_cost): Likewise.
3527 (default_destroy_cost_data): Likewise.
3528 * targhooks.h (default_init_cost): New decl.
3529 (default_add_stmt_cost): Likewise.
3530 (default_finish_cost): Likewise.
3531 (default_destroy_cost_data): Likewise.
3532 * target.def (init_cost): New DEFHOOK.
3533 (add_stmt_cost): Likewise.
3534 (finish_cost): Likewise.
3535 (destroy_cost_data): Likewise.
3536 * target.h (struct _stmt_vec_info): New extern decl.
3537 (stmt_vectype): Likewise.
3538 (stmt_in_inner_loop_p): Likewise.
3539 * tree-vectorizer.h (stmt_info_for_cost): New struct/typedef.
3540 (stmt_vector_for_cost): New VEC/typedef.
3541 (add_stmt_info_to_vec): New function.
3542 (struct _slp_tree): Remove cost.inside_of_loop field.
3543 (struct _slp_instance): Remove cost.inside_of_loop field; add
3544 stmt_cost_vec field.
3545 (SLP_INSTANCE_INSIDE_OF_LOOP_COST): Remove macro.
3546 (SLP_INSTANCE_STMT_COST_VEC): New accessor macro.
3547 (SLP_TREE_INSIDE_OF_LOOP_COST): Remove macro.
3548 (struct _vect_peel_extended_info): Add stmt_cost_vec field.
3549 (struct _loop_vec_info): Add target_cost_data field.
3550 (LOOP_VINFO_TARGET_COST_DATA): New accessor macro.
3551 (struct _bb_vec_info): Add target_cost_data field.
3552 (BB_VINFO_TARGET_COST_DATA): New accessor macro.
3553 (struct _stmt_vec_info): Remove cost.inside_of_loop field.
3554 (STMT_VINFO_INSIDE_OF_LOOP_COST): Remove macro.
3555 (stmt_vinfo_set_inside_of_loop_cost): Remove function.
3556 (init_cost): New function.
3557 (add_stmt_cost): Likewise.
3558 (finish_cost): Likewise.
3559 (destroy_cost_data): Likewise.
3560 (vect_model_simple_cost): Change parameter list.
3561 (vect_model_store_cost): Likewise.
3562 (vect_model_load_cost): Likewise.
3563 (record_stmt_cost): New extern decl.
3564 (vect_get_load_cost): Change parameter list.
3565 (vect_get_store_cost): Likewise.
3566 * tree-vect-loop.c (new_loop_vec_info): Call init_cost.
3567 (destroy_loop_vec_info): Call destroy_cost_data.
3568 (vect_estimate_min_profitable_iters): Remove old calculation of
3569 inside costs; call finish_cost instead.
3570 (vect_model_reduction_cost): Call add_stmt_cost instead of old
3571 inside-costs calculation.
3572 (vect_model_induction_cost): Likewise.
3573 * tree-vect-data-refs.c (vect_get_data_access_cost): Change to
3574 return a stmt_vector_for_cost; modify calls to vect_get_load_cost
3575 and vect_get_store_cost to obtain the value to return.
3576 (vect_peeling_hash_get_lowest_cost): Obtain a stmt_cost_vec from
3577 vect_get_data_access_cost and store it in the minimum peeling
3579 (vect_peeling_hash_choose_best_peeling): Change the parameter list
3580 to add a (stmt_vector_for_cost *) output parameter, and set its value.
3581 (vect_enhance_data_refs_alignment): Ignore the new return value from
3582 calls to vect_get_data_access_cost; obtain stmt_cost_vec from
3583 vect_peeling_hash_choose_best_peeling and pass its contents to the
3585 * tree-vect-stmts.c (stmt_vectype): New function.
3586 (stmt_in_inner_loop_p): Likewise.
3587 (record_stmt_cost): Likewise.
3588 (vect_model_simple_cost): Add stmt_cost_vec parameter; call
3589 record_stmt_cost instead of old calculation; don't call
3590 stmt_vinfo_set_inside_of_loop_cost.
3591 (vect_model_promotion_demotion_cost): Call add_stmt_cost instead of
3592 old calculation; don't call stmt_vinfo_set_inside_of_loop_cost.
3593 (vect_model_store_cost): Add stmt_cost_vec parameter; call
3594 record_stmt_cost instead of old calculation; add stmt_cost_vec
3595 parameter to vect_get_store_cost call; don't call
3596 stmt_vinfo_set_inside_of_loop_cost.
3597 (vect_get_store_cost): Add stmt_cost_vec parameter; call
3598 record_stmt_cost instead of old calculation.
3599 (vect_model_load_cost): Add stmt_cost_vec parameter; call
3600 record_stmt_cost instead of old calculation; add stmt_cost_vec
3601 parameter to vect_get_load_cost call; don't call
3602 stmt_vinfo_set_inside_of_loop_cost.
3603 (vect_get_load_cost): Add stmt_cost_vec parameter; call
3604 record_stmt_cost instead of old calculation.
3605 (vectorizable_call): Add NULL parameter to vect_model_simple_cost call.
3606 (vectorizable_conversion): Likewise.
3607 (vectorizable_assignment): Likewise.
3608 (vectorizable_shift): Likewise.
3609 (vectorizable_operation): Likewise.
3610 (vectorizable_store): Add NULL parameter to vect_model_store_cost call.
3611 (vectorizable_load): Add NULL parameter to vect_model_load_cost call.
3612 (new_stmt_vec_info): Don't set STMT_VINFO_INSIDE_OF_LOOP_COST.
3613 * config/spu/spu.c (TARGET_VECTORIZE_INIT_COST): New macro def.
3614 (TARGET_VECTORIZE_ADD_STMT_COST): Likewise.
3615 (TARGET_VECTORIZE_FINISH_COST): Likewise.
3616 (TARGET_VECTORIZE_DESTROY_COST_DATA): Likewise.
3617 (spu_init_cost): New function.
3618 (spu_add_stmt_cost): Likewise.
3619 (spu_finish_cost): Likewise.
3620 (spu_destroy_cost_data): Likewise.
3621 * config/i386/i386.c (ix86_init_cost): New function.
3622 (ix86_add_stmt_cost): Likewise.
3623 (ix86_finish_cost): Likewise.
3624 (ix86_destroy_cost_data): Likewise.
3625 (TARGET_VECTORIZE_INIT_COST): New macro def.
3626 (TARGET_VECTORIZE_ADD_STMT_COST): Likewise.
3627 (TARGET_VECTORIZE_FINISH_COST): Likewise.
3628 (TARGET_VECTORIZE_DESTROY_COST_DATA): Likewise.
3629 * config/rs6000/rs6000.c (TARGET_VECTORIZE_INIT_COST): New macro def.
3630 (TARGET_VECTORIZE_ADD_STMT_COST): Likewise.
3631 (TARGET_VECTORIZE_FINISH_COST): Likewise.
3632 (TARGET_VECTORIZE_DESTROY_COST_DATA): Likewise.
3633 (rs6000_init_cost): New function.
3634 (rs6000_add_stmt_cost): Likewise.
3635 (rs6000_finish_cost): Likewise.
3636 (rs6000_destroy_cost_data): Likewise.
3637 * tree-vect-slp.c (vect_free_slp_instance): Free stmt_cost_vec.
3638 (vect_create_new_slp_node): Don't set SLP_TREE_INSIDE_OF_LOOP_COST.
3639 (vect_get_and_check_slp_defs): Add stmt_cost_vec parameter; add
3640 stmt_cost_vec parameter to vect_model_store_cost and
3641 vect_model_simple_cost calls.
3642 (vect_build_slp_tree): Remove inside_cost parameter; add stmt_cost_vec
3643 parameter; add stmt_cost_vec parameter to vect_get_and_check_slp_defs,
3644 vect_model_load_cost, and recursive vect_build_slp_tree calls; prevent
3645 calculating cost more than once for loads; remove inside_cost
3646 parameter from recursive vect_build_slp_tree calls; call
3647 record_stmt_cost instead of old calculation.
3648 (vect_analyze_slp_instance): Allocate stmt_cost_vec and save it with
3649 the instance; free it on premature exit; remove inside_cost parameter
3650 from vect_build_slp_tree call; add stmt_cost_vec parameter to
3651 vect_build_slp_tree call; don't set SLP_INSTANCE_INSIDE_OF_LOOP_COST.
3652 (new_bb_vec_info): Call init_cost.
3653 (destroy_bb_vec_info): Call destroy_cost_data.
3654 (vect_bb_vectorization_profitable_p): Call add_stmt_cost for each
3655 statement recorded with an SLP instance; call finish_cost instead of
3656 the old calculation.
3657 (vect_update_slp_costs_according_to_vf): Record statement costs from
3658 SLP instances, multiplying by the appropriate number of copies; don't
3659 update SLP_INSTANCE_INSIDE_OF_LOOP_COST.
3661 2012-07-13 Richard Guenther <rguenther@suse.de>
3664 * builtins.c (get_pointer_alignment_1): Handle constant
3667 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
3668 Steven Bosscher <steven@gcc.gnu.org>
3669 Bernd Schmidt <bernds@codesourcery.com>
3671 PR rtl-optimization/53908
3672 * df-problems.c (can_move_insns_across): When doing
3673 memory-reference book-keeping, handle call insns.
3675 2012-07-13 Richard Guenther <rguenther@suse.de>
3677 * gimple.c (gimple_types_compatible_p_1): Remove redundant
3678 type attribute comparisons.
3679 (gimple_canonical_types_compatible_p): Likewise.
3681 2012-07-12 Hans-Peter Nilsson <hp@axis.com>
3683 PR rtl-optimization/53176
3684 * rtlanal.c (rtx_cost): Adjust default cost for X with a
3685 UNITS_PER_WORD factor for all X according to the size of
3686 its mode, not just for SUBREGs with untieable modes.
3687 Handle SET. Use factor * factor for MULT, DIV, UDIV,
3690 2012-07-12 Uros Bizjak <ubizjak@gmail.com>
3692 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
3693 QImode and HImode splitters. Use ix86_comparison_operator.
3694 Explicitly match FLAGS_REG.
3695 (DFmode cmove splitter): Explicitly match FLAGS_REG.
3697 2012-07-11 Steven Bosscher <steven@gcc.gnu.org>
3699 * expr.h (can_move_by_pieces): Move prototype from here ...
3700 * tree.h (can_move_by_pieces): ... to here.
3701 * optabs.h (set_widening_optab_handler): Use XCNEW.
3702 * gimplify.c: Do not include expr.h.
3704 * toplev.c: Do not include dwarf2out.h.
3705 * config/ia64/ia64.c: Likewise.
3706 * config/sparc/sparc.c: Likewise.
3707 * config/sparc/t-sparc (sparc.o): Fix dependencies.
3709 * Makefile.in (toplev.o): Fix dependencies
3710 (c-family/c-gimplify.o): Likewise.
3711 (c-family/c-common.o): Likewise.
3713 2012-07-11 Steven Bosscher <steven@gcc.gnu.org>
3715 * basic-block.h (struct edge_def): Use basic_block instead of
3717 * cfgloop.h (struct loop_exit, struct loop): Likewise.
3718 * gengenrtl.c (type_from_format): Likewise. Also for 'tree'
3719 instead of union tree_node *.
3720 * rtl.h (union rtunion_def, emit_insn_before_noloc,
3721 emit_insn_after_noloc, add_insn_before, add_insn_after,
3722 debug_bb_slim): Likewise.
3723 * tree-inline.h (struct copy_body_data): Likewise.
3724 * sched-rgn.c (dump_region_dot): Likewise.
3725 * gimple.h (struct gimple_statement_base, gimple_set_bb,
3726 gsi_move_to_bb_end): Likewise.
3727 * sched-vis.c (debug_bb_slim): Likewise.
3728 (debug_bb_n_slim): Likewise.
3729 * config/mn10300/mn10300.c (mn10300_insert_setlb_lcc): Likewise.
3730 (mn10300_block_contains_call):
3732 2012-07-11 Greta Yorsh <Greta.Yorsh@arm.com>
3735 * config/arm/arm.c (arm_early_load_addr_dep): Handle new
3738 2012-07-11 Jonathan Wakely <jwakely.gcc@gmail.com>
3740 * doc/extend.texi (Namespace Association): Alter cautionary text.
3742 2012-07-10 Oleg Endo <olegendo@gcc.gnu.org>
3745 * config/sh/sh.md: Remove displacement addresssing related splits.
3747 2012-07-10 Xinliang David Li <davidxl@google.com>
3749 * doc/invoke.texi: New option documented.
3750 * flag-types.h: New enum type.
3751 * gimplify.c (gimplify_bind_expr): Control
3752 clobber generation with new option.
3753 (gimplify_target_expr): Ditto.
3754 * common.opt: New option.
3756 2012-07-10 Julian Brown <julian@codesourcery.com>
3758 * config/arm/arm.md (movsi): Don't split symbol refs here.
3759 (define_split): New.
3761 2012-07-10 Andreas Schwab <schwab@linux-m68k.org>
3764 * config/m68k/m68k.c (m68k_epilogue_uses): New.
3765 * config/m68k/m68k.h (EPILOGUE_USES): Use it.
3766 * config/m68k/m68k-protos.h (m68k_epilogue_uses): Add prototype.
3768 2012-07-10 Richard Henderson <rth@redhat.com>
3770 * target.def (builtin_mul_widen_even, builtin_mul_widen_odd): Remove.
3771 * system.h (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): Poison.
3772 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): Poison.
3773 * config/i386/i386.c (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V4SI): Remove.
3774 (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V8SI): Remove.
3775 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V4SI): Remove.
3776 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V8SI): Remove.
3777 (IX86_BUILTIN_VEC_WIDEN_SMUL_EVEN_V4SI): Remove.
3778 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V4SI): Remove.
3779 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V8SI): Remove.
3780 (bdesc_args): Remove entries to match.
3781 (ix86_builtin_mul_widen_even, ix86_builtin_mul_widen_odd): Remove.
3782 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): Remove.
3783 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): Remove.
3784 * config/rs6000/rs6000.c (rs6000_builtin_mul_widen_even): Remove.
3785 (rs6000_builtin_mul_widen_odd): Remove.
3786 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): Remove.
3787 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): Remove.
3788 * config/spu/spu.c (spu_builtin_mul_widen_even): Remove.
3789 (spu_builtin_mul_widen_odd): Remove.
3790 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): Remove.
3791 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): Remove.
3792 * doc/tm.texi.in: Don't document the removed hooks.
3794 * tree-vect-stmts.c (supportable_widening_operation): Expand
3795 WIDEN_MULT_EXPR via VEC_WIDEN_MULT_EVEN/ODD_EXPR if possible.
3797 * expmed.c (expmed_mult_highpart): Rename from expand_mult_highpart.
3798 (expmed_mult_highpart_optab): Rename from expand_mult_highpart_optab.
3799 * optabs.c (can_mult_highpart_p): New.
3800 (expand_mult_highpart): New.
3801 * expr.c (expand_expr_real_2) [MULT_HIGHPART_EXPR): Use it.
3802 * tree-vect-generic.c (expand_vector_operations_1): Don't expand
3803 by pieces if can_mult_highpart_p.
3804 (expand_vector_divmod): Use can_mult_highpart_p and always
3805 generate MULT_HIGHPART_EXPR.
3806 * tree-vect-patterns.c (vect_recog_divmod_pattern): Likewise.
3807 * tree-vect-stmts.c (vectorizable_operation): Likewise.
3809 * config/spu/spu-builtins.md (spu_mpy): Move to spu.md.
3810 (spu_mpyu, spu_mpyhhu, spu_mpyhh): Likewise.
3811 * config/spu/spu.md (vec_widen_smult_odd_v8hi): Rename from spu_mpy.
3812 (vec_widen_umult_odd_v8hi): Rename from spu_mpyu.
3813 (vec_widen_smult_even_v8hi): Rename from spu_mpyhh.
3814 (vec_widen_umult_even_v8hi): Rename from spu_mpyhhu.
3815 * config/spu/spu-builtins.def: Update pattern names to match.
3817 * config/rs6000/altivec.md (vec_widen_umult_even_v16qi): Rename
3818 from altivec_vmuleub.
3819 (vec_widen_smult_even_v16qi): Rename from altivec_vmulesb.
3820 (vec_widen_umult_even_v8hi): Rename from altivec_vmuleuh.
3821 (vec_widen_smult_even_v8hi): Rename from altivec_vmulesh.
3822 (vec_widen_umult_odd_v16qi): Rename from altivec_vmuloub.
3823 (vec_widen_smult_odd_v16qi): Rename from altivec_vmulosb.
3824 (vec_widen_umult_odd_v8hi): Rename from altivec_vmulouh.
3825 (vec_widen_smult_odd_v8hi): Rename from altivec_vmulosh.
3826 * config/rs6000/rs6000-builtin.def: Update pattern names to match.
3828 * config/i386/sse.md (vec_widen_umult_even_v8si): Rename from
3830 (vec_widen_umult_even_v4si): Rename from sse2_umulv2siv2di3.
3831 (vec_widen_smult_even_v8si): Rename from avx2_mulv4siv4di3.
3832 (mulv4si3): Remove XOP test shadowed by SSE4 test.
3833 * config/i386/i386.c (bdesc_args): Update pattern names.
3834 (ix86_expand_sse2_mulvxdi3): Likewise.
3835 (ix86_expand_mul_widen_evenodd): Likewise. Remove XOP test
3836 shadowed by SSE4 test.
3838 * tree.def (VEC_WIDEN_MULT_EVEN_EXPR, VEC_WIDEN_MULT_ODD_EXPR): New.
3839 * cfgexpand.c (expand_debug_expr): Handle them.
3840 * expr.c (expand_expr_real_2): Likewise.
3841 * fold-const.c (fold_binary_loc): Likewise.
3842 * gimple-pretty-print.c (dump_binary_rhs): Likewise.
3843 * optabs.c (optab_for_tree_code): Likewise.
3844 * tree-cfg.c (verify_gimple_assign_binary): Likewise.
3845 * tree-inline.c (estimate_operator_cost): Likewise.
3846 * tree-pretty-print.c (dump_generic_node): Likewise.
3847 * tree.c (commutative_tree_code): Likewise.
3848 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
3849 Handle type change before looking up optab.
3850 * optabs.h (OTI_vec_widen_umult_even, OTI_vec_widen_umult_odd): New.
3851 (OTI_vec_widen_smult_even, OTI_vec_widen_smult_odd): New.
3852 (vec_widen_umult_even_optab, vec_widen_umult_odd_optab): New.
3853 (vec_widen_smult_even_optab, vec_widen_smult_odd_optab): New.
3854 * genopinit.c (optabs): Initialize them.
3855 * doc/md.texi: Document them.
3857 2012-07-10 Dehao Chen <dehao@google.com>
3859 * tree.h (phi_arg_d): New field.
3860 * tree-flow-inline.h (gimple_phi_arg_block): New function.
3861 (gimple_phi_arg_block_from_edge): New function.
3862 (gimple_phi_arg_set_block): New function.
3863 (gimple_phi_arg_has_block): New function.
3864 (redirect_edge_var_map_block): New function.
3865 * tree-flow.h (_edge_var_map): New field.
3866 * tree-ssa-live.c (remove_unused_locals): Mark phi_arg's block as used.
3867 * tree-eh.c (cleanup_empty_eh_merge_phis): Add block debug info for
3868 redirect_edge_var_map_add.
3869 * tree-outof-ssa.c (_elim_graph): New field.
3870 (insert_partition_copy_on_edge): New parameter.
3871 (insert_value_copy_on_edge): New parameter.
3872 (insert_rtx_to_part_on_edge): New parameter.
3873 (insert_part_to_rtx_on_edge): New parameter.
3874 (elim_graph_add_edge): New parameter.
3875 (elim_graph_remove_succ_edge): New parameter.
3876 (FOR_EACH_ELIM_GRAPH_SUCC): New parameter.
3877 (FOR_EACH_ELIM_GRAPH_PRED): New parameter.
3878 (new_elim_graph): Add block debug info.
3879 (clear_elim_graph): Likewise.
3880 (delete_elim_graph): Likewise.
3881 (elim_graph_add_node): Likewise.
3882 (elim_graph_add_edge): Likewise.
3883 (elim_graph_remove_succ_edge): Likewise.
3884 (eliminate_build): Likewise.
3885 (elim_forward): Likewise.
3886 (elim_unvisited_predecessor): Likewise.
3887 (elim_backward): Likewise.
3888 (elim_create): Likewise.
3889 (eliminate_phi): Likewise.
3890 (insert_backedge_copies): Likewise.
3891 * tree-into-ssa.c (insert_phi_nodes_for): Add block debug info for
3893 (rewrite_add_phi_arguments): Likewise.
3894 * tree-ssa-loop-im.c (execute_sm_if_changed): Likewise.
3895 * tree-ssa-tail-merge.c (replace_block_by): Likewise.
3896 * tree-ssa-threadupdate.c (copy_phi_args): Likewise.
3897 * tree-loop-distribution.c (update_phis_for_loop_copy): Likewise.
3898 * tree-ssa-loop-manip.c (create_iv): Likewise.
3899 (add_exit_phis_edge): Likewise.
3900 (split_loop_exit_edge): Likewise.
3901 (copy_phi_node_args): Likewise.
3902 (tree_transform_and_unroll_loop): Likewise.
3903 * value-prof.c (gimple_ic): Likewise.
3904 (gimple_stringop_fixed_value): Likewise.
3905 * tree-tailcall.c (add_successor_phi_arg): Likewise.
3906 (eliminate_tail_call): Likewise.
3907 (create_tailcall_accumulator): Likewise.
3908 (tree_optimize_tail_calls_1): Likewise.
3909 * tree-phinodes.c (add_phi_arg): Likewise.
3910 (make_phi_node): Likewise.
3911 (resize_phi_node): Likewise.
3912 (remove_phi_arg_num): Likewise.
3913 * omp-low.c (expand_parallel_call): Likewise.
3914 (expand_omp_for_static_chunk): Likewise.
3915 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop):
3917 (slpeel_update_phi_nodes_for_guard1): Likewise.
3918 (slpeel_update_phi_nodes_for_guard2): Likewise.
3919 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
3920 (set_prologue_iterations): Likewise.
3921 (slpeel_tree_peel_loop_to_edge): Likewise.
3922 (vect_loop_versioning): Likewise.
3923 * tree-parloops.c (create_phi_for_local_result): Likewise.
3924 (transform_to_exit_first_loop): Likewise.
3925 (create_parallel_loop): Likewise.
3926 * ipa-split.c (split_function): Likewise.
3927 * tree-vect-loop.c (get_initial_def_for_induction): Likewise.
3928 (vect_create_epilog_for_reduction): Likewise.
3929 * tree-vect-data-refs.c (vect_setup_realignment): Likewise.
3930 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Likewise.
3931 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
3932 (cond_if_else_store_replacement_1): Likewise.
3933 * tree-cfgcleanup.c (remove_forwarder_block): Likewise.
3934 (remove_forwarder_block_with_phi): Likewise.
3935 * tree-ssa-pre.c (insert_into_preds_of_block): Likewise.
3936 * tree-predcom.c (initialize_root_vars): Likewise.
3937 (initialize_root_vars_lm): Likewise.
3938 * sese.c (sese_add_exit_phis_edge): Likewise.
3939 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
3940 * tree-ssa.c (flush_pending_stmts): Likewise.
3941 (redirect_edge_var_map_add): Likewise.
3942 (ssa_redirect_edge): Likewise.
3943 * gimple-streamer-in.c (input_phi): Likewise.
3944 * tree-vect-stmts.c (vectorizable_load): Likewise.
3945 * tree-inline.c (copy_phis_for_bb): Likewise.
3946 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
3947 * tree-switch-conversion.c (fix_phi_nodes): Likewise.
3948 * tree-cfg.c (reinstall_phi_args): Likewise.
3949 (gimple_make_forwarder_block): Likewise.
3950 (add_phi_args_after_copy_edge): Likewise.
3951 (gimple_duplicate_sese_tail): Likewise.
3953 2012-07-09 Oleg Endo <olegendo@gcc.gnu.org>
3956 * config/sh/sh.c (sequence_insn_p): New function.
3957 (find_barrier, sh_insn_length_adjustment): Use it.
3959 2012-07-09 Iain Sandoe <iain@codesourcery.com>
3962 * config/i386/i386.c (ix86_fold_builtin): Call SUBTARGET_FOLD_BUILTIN
3964 * config/darwin.h: Rename TARGET_FOLD_BUILTIN to
3965 SUBTARGET_FOLD_BUILTIN.
3966 * config/rs6000/darwin.h: Map TARGET_FOLD_BUILTIN onto
3967 SUBTARGET_FOLD_BUILTIN.
3969 2012-07-09 Iain Sandoe <iain@codesourcery.com>
3971 * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): Move NeXT
3972 runtime exceptions model setting from here ...
3973 * config/darwin.c (darwin_override_options): ... to here.
3975 2012-07-09 Steven Bosscher <steven@gcc.gnu.org>
3977 PR tree-optimization/53887
3978 * tree-cfg.c (group_case_labels_stmt): Make non-static.
3979 * tree-flow.h (group_case_labels_stmt): Add prototype.
3980 * tree-switch-conversion.c (process_switch): Use group_case_labels_stmt
3981 to pre-process every switch.
3983 2012-07-09 Jason Merrill <jason@redhat.com>
3986 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
3987 (type_hash_eq): Likewise.
3989 2012-07-09 Tom de Vries <tom@codesourcery.com>
3990 Richard Guenther <rguenther@suse.de>
3992 * tree-ssa-ccp.c (optimize_unreachable): New function.
3993 (execute_fold_all_builtins): Use optimize_unreachable to optimize
3994 BUILT_IN_UNREACHABLE. Don't optimize after BUILT_IN_UNREACHABLE.
3996 2012-07-09 Richard Guenther <rguenther@suse.de>
3999 * graphite-optimize-isl.c: Make sure CU is not empty.
4001 2012-07-09 Steven Bosscher <steven@gcc.gnu.org>
4003 * gensupport.c (init_rtx_reader_args_cb): Start counting code
4004 generating patterns from 1 to free up 0 for CODE_FOR_nothing.
4005 * gencodes.c (main): Give CODE_FOR_nothing the value 0. Add
4006 the LAST_INSN_CODE marker at the end.
4007 * genoutput.c (nothing): New static struct data.
4008 (idata): Initialize to ¬hing.
4009 (idata_end): Initialize to ¬hing.next.
4010 (init_insn_for_nothing): New function to create dummy 'nothing' insn.
4012 * genpeep.c (insn_code_number): Remove global variable.
4013 (gen_peephole): Take it as an argument instead.
4014 (main): Take insn_code_number from read_md_rtx.
4015 * optabs.h: Revert r161809:
4016 (optab_handlers): Change type of insn_code back to insn_code.
4017 (optab_handler, widening_optab_handler, set_optab_handler,
4018 set_widening_optab_handler, convert_optab_handler,
4019 set_convert_optab_handler, direct_optab_handler,
4020 set_direct_optab_handler): Remove int casts.
4021 Revert to treating the insn_code field as "insn_code".
4023 2012-07-08 Oleg Endo <olegendo@gcc.gnu.org>
4025 * config/sh/sh.md (*return_i): Move trap_exit attribute check to ...
4026 * config/sh/sh.c (sh_cfun_trap_exit_p): ... this new function.
4027 * config/sh/sh-protos.h: Declare it.
4029 2012-07-08 Steven Bosscher <steven@gcc.gnu.org>
4031 * mcf.c: Do not include tm.h, tree.h, and langhooks.h.
4032 (dump_fixup_graph): Use current_function_name.
4033 (adjust_cfg_counts): Likewise.
4034 * ira-conflicts.c: Do not include tree.h.
4035 (ira_build_conflicts): Use REG_USERVAR_P instead of DECL_ARTIFICIAL.
4037 2012-07-08 Oleg Endo <olegendo@gcc.gnu.org>
4040 * config/sh/sh.md (*branch_true_eq, *branch_false_ne, nott): New insns.
4042 2012-07-08 Steven Bosscher <steven@gcc.gnu.org>
4044 * basic-block.h: Re-group most prototypes per file.
4045 (struct edge_list): Remove num_blocks field.
4046 (dump_bb_info): Adjust prototypes.
4047 (dump_reg_info): Move prototype to regs.h.
4048 * function.h: Do not include tree.h.
4049 Include vec.h, vecir.h, input.h and machmode.h to compensate.
4050 (function_name): New prototype.
4051 * gimple.h: Include tree.h to compensate for basic-block.h change.
4052 * langhooks.h: Note that tree.h is only necessary for enum tree_code.
4053 * regs.h (dump_reg_info): Prototype here.
4054 * regset.h: Adjust file reference in comment.
4055 (debug_regset): Remove prototype.
4056 * rtl.h: Include flags.h for flag_var_tracking_assignments.
4057 (MAY_HAVE_DEBUG_INSNS): Define as flag_var_tracking_assignments
4058 instead of no-longer-available tree.h's MAY_HAVE_DEBUG_STMTS.
4059 (dump_reg_info, dump_flow_info): Remove prototypes.
4060 * bb-reorder.c (set_edge_can_fallthru_flag): Move from cfganal.c
4061 to here, the only user. Make static.
4062 (reorder_basic_blocks): Call dump_reg_info before dump_flow_info.
4063 * cfg.c: Do not include tm.h, tree.h, rtl.h, hard-reg-set.h, regs.h,
4064 flags.h, function.h, except.h, diagnostic-core.h, tm_p.h, timevar.h,
4065 tree-pass.h, cfgloop.h, and tree-flow.h.
4066 Include basic-block.h, the first header I'd expect to be included.
4067 (reg_obstack): Move to df-core.c.
4068 (free_edge): Remove bogus ATTRIBUTE_UNUSED.
4069 (remove_edge_raw): Do not call tree-ssa's redirect_edge_var_map_clear.
4070 (redirect_edge_succ_nodup): Move to cfghooks.c.
4071 (dump_regset, debug_regset): Move to df-core.c.
4072 (dump_bb_info): Move to cfgrtl.c.
4073 (dump_reg_info): Move to regstat.c.
4074 (dump_flow_info): Move to cfgrtl.c.
4075 (debug_flow_info): Likewise.
4076 (dump_edge_info): Do not look at cfun, a CFG without cfun is nonsense.
4077 * cfganal.c: Do not include tm.h, rtl.h, obstack.h, hard-reg-set.h,
4078 insn-config.h, recog.h, diagnostic-core.h, tm_p.h, and cfgloop.h.
4079 (flow_active_insn_p, forwarder_block_p, can_fallthru,
4080 could_fall_through): Move to cfgrtl.c.
4081 (set_edge_can_fallthru_flag): Moved to bb-reorder.c.
4082 (create_edge_list): Do not set edge_list's removed num_blocks.
4083 (print_edge_list): Look at n_basic_blocks instead of num_blocks.
4084 (flow_nodes_print): Remove.
4085 (flow_edge_list_print): Remove.
4086 (inverted_post_order_compute): Use FOR_ALL_BB.
4087 * cfgrtl.c (dump_flow_info): Moved from cfg.c.
4088 Do not call dump_reg_info.
4089 (debug_flow_info): Moved from cfg.c
4090 (dump_bb_info): Moved from cfg.c. Take 'verbose' argument
4091 to avoid looking at TDF_* flags from tree-pass.h.
4092 (flow_active_insn_p, forwarder_block_p, can_fallthru,
4093 could_fall_through): Moved from cfganal.c.
4094 (print_rtl_with_bb): Adjust dump_bb_info calls.
4095 * cfghooks.c (redirect_edge_succ_nodup): Moved from cfg.c.
4096 (remove_edge): Call redirect_edge_var_map_clear if IR_GIMPLE.
4097 (cfgcleanup.c): Look at MAY_HAVE_DEBUG_INSNS, not MAY_HAVE_DEBUG_STMTS.
4098 * cselib.c: Include tree.h with a FIXME.
4099 * df-core.c (reg_obstack): Moved from cfg.c.
4100 (dump_regset): Likewise.
4101 (debug_regset): Likewise. Make a DEBUG_FUNCTION.
4102 * final.c (compute_alignments): Call dump_reg_info before
4104 * function.c (function_name): New function.
4105 (current_function_name): Use it.
4106 * ifcvt.c (rest_of_handle_if_conversion): Call dump_reg_info before
4108 * ira-conflicts.c: Include tree.h with a note.
4109 * regstat.c (dump_reg_info): Moved here from cfg.c.
4110 * loop-init.c: Include regs.h instead of hard-reg-set.h.
4111 (rtl_loop_init): Call dump_reg_info before dump_flow_info.
4112 (rtl_loop_done): Likewise.
4113 * mcf.c: Include tree.h before langhooks.h.
4114 * predict.c (maybe_hot_count_p): Assert we have cfun.
4115 (probably_never_executed_bb_p): Likewise.
4116 * profile.c (compute_branch_probabilities): Use gimple_dump_cfg
4117 instead of dump_flow_info.
4118 * sched-deps.c: Include tree.h with a FIXME.
4119 (call_may_noreturn_p): Add FIXME note why this function has to
4120 look at function decls instead of function decl flags.
4121 * sched-vis.c: Include tree.h with a FIXME.
4122 (print_rtl_slim): Adjust dump_bb_info uses.
4123 * statistics.c (statistics_fini_pass_2): Use current_function_name
4124 to avoid including tree.h.
4125 (statistics_counter_event): Use function_name for the same reason.
4126 (statistics_histogram_event): Likewise.
4127 * tracer.c (tracer): Remove bogus gcc_assert. Use brief_dump_cfg
4128 instead of dump_flow_info.
4129 * var-tracking.c (variable_tracking_main_1): Call dump_reg_info
4130 before dump_flow_info.
4131 * doc/cfg.texi: Update CFG documentation.
4132 * Makefile.in (RTL_H): Depend on FLAGS_H.
4133 (GIMPLE_H): Depend on TREE_H.
4134 (FUNCTION_H): Depend on VEC_H, vecir.h, INPUT_H and MACHMODE_H,
4135 but no longer on TREE_H.
4136 (C_COMMON_H): Depend on TREE_H.
4137 (cselib.o, cse.o, cfganal.o, loop-init.o, ira-conflicts.o,
4138 sched-deps.o, sched-vis.o): Fixup dependencies.
4140 2012-07-08 Steven Bosscher <steven@gcc.gnu.org>
4142 * alias.h: Do not include coretypes.h in header files.
4143 * cppbuiltin.h: Likewise.
4144 * double-int.h: Likewise.
4145 * gimple-fold.h: Likewise.
4146 * flags.h: Likewise.
4147 * tree-ssa-alias.h: Likewise.
4148 * gengtype.h (obstack_chunk_alloc, obstack_chunk_free,
4149 OBSTACK_CHUNK_SIZE): Define here to avoid dependency on coretypes.h.
4150 * Makefile.in (RTL_BASE_H): Depend on coretypes.h.
4152 (ALIAS_H): Do not depend on coretypes.h.
4153 (FLAGS_H): Likewise.
4154 (realmpfr.o): Depend on coretypes.h.
4156 2012-07-08 Steven Bosscher <steven@gcc.gnu.org>
4158 * Makefile.in (gengtype-lex.o, gengtype-parse.o, gengtype-state.o,
4159 gengtype.o): Add -DGENERATOR_FILE manually for host gengtype objects.
4161 2012-07-07 Richard Earnshaw <rearnsha@arm.com>
4163 * arm.h (TARGET_CPU_CPP_BUILTINS): Remove Maverick support.
4164 (TARGET_FPA): Delete definition.
4165 (TARGET_MAVERICK): Likewise.
4166 (TARGET_FPA_EMU2): Likewise.
4167 (arm_fp_model): Remove FPA and Maverick models.
4168 (arm_arch_cirrus): Delete declaration.
4169 (FLOAT_WORDS_BIG_ENDIAN): Delete definition.
4170 (FIXED_REGISTERS): Remove FPA and Maverick support. Reorganize.
4171 (CALL_USED_REGISTERS): Likewise.
4172 (FIRST_FPA_REGNUM, LAST_FPA_REGNUM): Delete definition.
4173 (FIRST_VFP_REGNUM): Renumbered.
4174 (D7_VFP_REGNUM): Chain definition.
4175 (LAST_LO_VFP_REGNUM): Likewise.
4176 (FIRST_HI_VFP_REGNUM): Likewise.
4177 (LAST_HI_VFP_REGNUM): Likewise.
4178 (FIRST_IWMMXT_GR_REGNUM): Likewise.
4179 (LAST_IWMMXT_GR_REGNUM): Likewise.
4180 (FIRST_IWMMXT_REGNUM): Likewise.
4181 (LAST_IWMMXT_REGNUM): Likewise.
4182 (FRAME_POINTER_REGNUM): Renumbered.
4183 (ARG_POINTER_REGNUM): Renumbered.
4184 (FIRST_PSEUDO_REGISTER): Remove FPA and Maverick registers.
4185 (FIRST_CIRRUS_FP_REGNUM, LAST_CIRRUS_FP_REGNUM): Delete definitions.
4186 (HARD_REGNO_REGNUM): Remove FPA support.
4187 (REG_ALLOC_ORDER): Remove FPA and Maverick registers. Reorganize.
4188 (reg_class): Likewise.
4189 (REG_CLASS_NAMES): Likewise.
4190 (REG_CLASS_CONTENTS): Likewise.
4191 (CANNOT_CHANGE_MODE_CLASS): Never true. Update comment.
4192 (SECONDARY_INPUT_RELOAD_CLASS): Remove Maverick support.
4193 (CLASS_MAX_NREGS): Remove FPA and Maverick support.
4194 * aout.h (REGISTER_NAMES): Remove FPA and Maverick registers.
4195 Reorganize. Use AAPCS preferred names.
4196 (ADDITIONAL_REGISTER_NAMES): Remove aliases for Maverick. Update
4198 (OVERLAPPING_REGISTER_NAMES): Update register numbering.
4199 * arm.c (FL_CIRRUS): Delete definition.
4200 (arm_arch_cirrus): Delete variable.
4201 (arm_float_words_big_endian): Delete function.
4202 (cirrus_memory_offset): Delete function.
4203 (output_mov_long_double_fpa_from_arm): Delete function.
4204 (output_mov_long_double_arm_from_fpa): Delete function.
4205 (output_mov_double_fpa_from_arm): Delete function.
4206 (output_mov_double_arm_from_fpa): Delete function.
4207 (emit_sfm): Delete function.
4208 (maybe_get_arm_condition_code): Update comment.
4209 (arm_file_start): Always use softvfp for softfloat systems.
4210 (thumb_core_reg_alloc_order): Adjust for updated register allocation.
4211 (arm_option_override): Remove FPA and Maverick support. Always
4212 default to vfp as the fallback FPU format.
4213 (use_return_insn): Remove FPA support.
4214 (arm_get_frame_offsets): Likewise.
4215 (arm_save_coproc_regs): Likewise.
4216 (arm_canonicalize_comparison): Remove Maverick support.
4217 (arm_select_cc_mode): Likewise.
4218 (arm_gen_compare_reg): Likewise.
4219 (arm_print_operand): Likewise.
4220 (arm_libcall_value_1): Remove FPA and Maverick support.
4221 (arm_function_value_regno_p): Likewise.
4222 (arm_apply_result_size): Likewise.
4223 (arm_legitimate_index_p): Likewise.
4224 (thumb2_legitimate_index_p): Likewise.
4225 (legitimize_reload_address): Likewise.
4226 (arm_register_move_cost): Likewise.
4227 (arm_hard_regno_mode_ok): Likewise.
4228 (arm_regno_class): Likewise.
4229 (arm_dbx_register_number): Likewise.
4230 (arm_emit_unwind_sequence): Likewise.
4231 (arm_conditional_register_usage): Likewise.
4232 * arm-protos.h (neg_const_double_rtx_ok_for_fpa): Remove declaration.
4233 (cirrus_memory_offset): Likewise.
4234 (output_move_long_double_fpa_from_arm): Likewise.
4235 (output_move_long_double_arm_from_fpa): Likewise.
4236 (output_move_double_fpa_from_arm): Likewise.
4237 (output_move_double_arm_from_fpa): Likewise.
4238 (arm_float_words_big_endian): Likewise.
4239 * arm.md (CC_REGNUM): Renumbered.
4240 (VFPCC_REGNUM): Moved here. Renumbered.
4241 (FPA_F0_REGNUM, FPA_F7_REGNUM): Delete.
4242 (attr fpu): Remove FPA and Maverick support.
4243 * vfp.md (VFPCC_REGNUM): Delete. Moved to arm.md.
4244 * arm-cores.def (ep9312): Remove Maverick support.
4245 * arm-arches.def (ep9312): Delete architecture.
4246 * arm-tables.opt: Regenerated.
4248 * arm/linux-elf.h (FPUTYPE_DEFAULT): Set to vfp.
4250 2012-07-07 Steven Bosscher <steven@gcc.gnu.org>
4252 PR tree-optimization/53881
4253 * tree-switch-conversion.c (emit_case_bit_tests): Do not rely on
4254 comparing labels to establish uniqueness of a switch case target,
4255 use the CFG instead.
4257 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
4259 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
4260 due to negative shift amount.
4262 2012-07-07 Hans-Peter Nilsson <hp@axis.com>
4264 Fix configure test for "stack protector support in target C library".
4265 * configure.ac (test_prefix, test_exec_prefix): Move setting from
4266 inside sysroot handling to before and outside it.
4267 * configure: Regenerate.
4269 2012-07-06 Kai Tietz <ktietz@redhat.com>
4272 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
4273 as "/mingw/include".
4275 2012-07-06 Alexandre Oliva <aoliva@redhat.com>
4278 * var-tracking.c (vt_add_function_parameter): Convert
4279 internal_arg_pointer into arg_pointer-based address even
4282 2012-07-06 Alexandre Oilva <aoliva@redhat.com>
4284 PR rtl-optimization/53827
4287 * alias.c (memrefs_conflict_p): Adjust offset and size by the
4288 same amount for alignment ANDs.
4290 2012-07-06 Tom de Vries <tom@codesourcery.com>
4292 PR tree-optimization/51879
4293 * tree-ssa-sccvn.c (copy_reference_ops_from_call)
4294 (visit_reference_op_call): Handle case that lhs is not an SSA_NAME.
4295 (visit_use): Also call visit_reference_op_call for calls with a vdef.
4297 2012-07-06 Tom de Vries <tom@codesourcery.com>
4299 PR tree-optimization/52009
4300 * tree-ssa-tail-merge.c (gimple_equal_p): For GIMPLE_ASSIGN, compare
4301 value numbers of gimple_vdef.
4302 * tree-ssa-sccvn.h (vn_reference_insert): Add vdef parameter to
4304 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle MODIFY_EXPR.
4305 (vn_reference_insert): Add and handle vdef parameter.
4306 (visit_reference_op_load): Add argument to vn_reference_insert call.
4307 (visit_reference_op_store): Find value number of vdef of store. Insert
4308 value number of vdef of store.
4310 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
4312 * config/i386/i386.md (simple lea to add peephole): Also transform
4313 RTXes where second PLUS operand matches output.
4315 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
4317 * config/i386/i386.c (construct_plt_address): Make static.
4318 * config/i386/i386-protos.h (construct_plt_address): Remove.
4320 2012-07-06 Nick Clifton <nickc@redhat.com>
4322 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
4323 default_encode_section_info.
4325 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
4328 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
4329 emit PIC sequence for fnaddr symbol reference in advance.
4331 2012-07-06 Eric Botcazou <ebotcazou@adacore.com>
4334 2012-06-14 Eric Botcazou <ebotcazou@adacore.com>
4336 * dwarf2out.c (function_possibly_abstracted_p): New static function.
4337 (gen_subprogram_die): Use it function_possibly_abstracted_p in lieu of
4338 cgraph_function_possibly_inlined_p.
4339 (gen_inlined_subroutine_die): Return if the origin is to be ignored.
4340 (process_scope_var): Do not emit concrete instances of abstracted
4341 nested functions from here.
4342 (gen_decl_die): Emit the abstract instance if the function is possibly
4343 abstracted and not only possibly inlined.
4344 (dwarf2out_finish): Find the first non-abstract parent instance and
4345 attach concrete instances on the limbo list to it.
4347 2012-07-05 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4348 Julian Brown <julian@codesourcery.com>
4352 * config/arm/neon-gen.ml (return_by_ptr): Delete.
4353 (print_function): Handle empty strings.
4354 (return): Delete use of return_by_ptr.
4355 (mask_shape_for_shuffle): New function.
4356 (mask_elems): Likewise.
4357 (shuffle_fn): Likewise.
4358 (params): Simplify and remove use of return_by_ptr.
4359 (get_shuffle): New function.
4360 (print_variant): Update.
4361 * config/arm/neon.ml (rev_elems): New function.
4362 (permute_range): Likewise.
4363 (zip_range): Likewise.
4364 (uzip_range): Likewise.
4365 (trn_range): Likewise.
4366 (zip_elems): Likewise.
4367 (uzip_elems): Likewise.
4368 (trn_elems): Likewise.
4369 (features): New enumeration Use_shuffle. Delete ReturnPtr.
4372 (ops): Update entries for Vrev64, Vrev32, Vrev16, Vtr, Vzip, Vuzp.
4373 * config/arm/arm_neon.h: Regenerate.
4375 2012-07-05 Richard Guenther <rguenther@suse.de>
4377 * tree-pretty-print.c (dump_generic_node): Properly test
4378 the result of exact_log2.
4380 2012-07-05 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4382 * config/s390/s390-protos.h (s390_expand_movmem)
4383 (s390_expand_cmpmem): Add return value.
4384 * config/s390/s390.c (s390_expand_movmem, s390_expand_cmpmem):
4385 Return FALSE to use the library function in some cases.
4386 * config/s390/s390.md (movmem, cmpmem): Evaluate return value of C
4389 2012-07-05 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4391 * config.gcc: Enable ifunc attribute by default on s390 and s390x.
4393 2012-07-05 Steven Bosscher <steven@gcc.gnu.org>
4395 * expr.c (try_casesi): Remove bogus ATTRIBUTE_UNUSED markers.
4396 * stmt.c (dump_case_nodes): New.
4397 (expand_case): Split out code generation parts into new functions.
4398 (expand_switch_as_decision_tree_p): Split out from expand_case.
4399 (emit_case_decision_tree): Likewise.
4400 (emit_case_dispatch_table): Likewise.
4402 2012-07-05 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4404 * config/arm/iterators.md (SDF): New mode iterator.
4405 (V_if_elem): Add support for SF and DF modes.
4407 (F_constraint): New mode iterator attribute.
4408 (F_fma_type): Likewise.
4409 config/arm/vfp.md (fma<SDF:mode>4): New pattern.
4410 (*fmsub<SDF:mode>4): Likewise.
4411 (*fmnsub<SDF:mode>4): Likewise.
4412 (*fmnadd<SDF:mode>4): Likewise.
4414 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
4416 * expmed.c (expand_mult): Initialize coeff and is_neg.
4418 2012-07-04 Oleg Endo <olegendo@gcc.gnu.org>
4420 * config/sh/predicates.md (zero_extend_operand): New predicate.
4421 * config/sh/sh.md (zero_extendhisi2): Simplify by using new
4422 zero_extend_operand predicate.
4423 (zero_extendqisi2): Likewise.
4425 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
4428 * ipa.c (symtab_remove_unreachable_nodes): Partially revert r187375
4429 to not call cgraph_propagate_frequency if something was changed.
4431 2012-07-04 Richard Guenther <rguenther@suse.de>
4434 * gimple-fold.c (get_base_constructor): Do not return an
4435 error_mark_node DECL_INITIAL.
4437 2012-07-04 Richard Guenther <rguenther@suse.de>
4439 PR tree-optimization/53844
4440 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
4441 the loop virtual PHI.
4443 2012-07-04 Richard Guenther <rguenther@suse.de>
4445 PR tree-optimization/53849
4446 * tree-cfg.c (move_stmt_op): Only call add_referenced_var
4447 for duplicated locals. Use add_referenced_var_1 to avoid
4448 pushing/popping cfun.
4450 2012-07-04 Kai Tietz <ktietz@redhat.com>
4452 * config/i386/winnt.c (i386_pe_reloc_rw_mask): New function.
4453 * config/i386/i386-protos.h (i386_pe_reloc_rw_mask): Add
4455 * config/i386/cygming.h (TARGET_ASM_RELOC_RW_MASK): Define
4456 as i386_pe_reloc_rw_mask.
4458 2012-07-04 Richard Guenther <rguenther@suse.de>
4460 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
4461 as in free_lang_data_in_type.
4463 2012-07-04 Tobias Grosser <tobias@grosser.es>
4464 Michael Matz <matz@suse.de>
4466 * Makefile.in (OBJS): Add graphite-optimize-isl.o.
4467 (graphite-optimize-isl.o): Add dependencies.
4468 * common.opt (floop-nest-optimize): New flag.
4469 * doc/invoke.texi (floop-nest-optimize): Document.
4470 * graphite-dependences.c (compute_deps): Export.
4471 * graphite-poly.h (compute_deps): Declare.
4472 * graphite-optimize-isl.c: New file.
4473 * graphite-poly.c (apply_poly_transforms): Run the loop
4475 * tree-ssa-loop.c (gate_graphite_transforms): Enable graphite
4476 if -floop-nest-optimize is enabled.
4478 2012-07-03 Oleg Endo <olegendo@gcc.gnu.org>
4480 * config/sh/predicates.md (logical_and_operand): New predicate.
4481 * config/sh/constraints.md (Jmb, Jmw): New constraints.
4482 * config/sh/sh.md (andsi3): Move expander above insns. Add handling
4483 of 0xFFFF constant. Use logical_and_operand predicate and
4484 satisfies_constraint_Jmb, satisfies_constraint_Jmw.
4485 (*andsi3_compact): Make it an insn_and_split. Use
4486 logical_and_operand predicate. Add Jmb,Jmw alternatives.
4488 2012-07-03 Jason Merrill <jason@redhat.com>
4491 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
4493 2012-07-03 Nick Clifton <nickc@redhat.com>
4495 * config/mep/mep.c (mep_reorg_regmove): Use
4496 next_nonnote_non_debug_insn to advance to the next insn. Do not
4497 expect delete_insn to return an rtx.
4499 2012-07-03 Richard Guenther <rguenther@suse.de>
4501 * doc/install.texi (CLooG): Clarify how CLooG needs to be
4502 configured and that it needs to be built against ISL 0.10.
4504 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
4506 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
4507 code model string in the error message.
4509 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
4512 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
4513 sibcall_insn_operand. Move it to a temporary register if not.
4515 2012-07-03 Andreas Schwab <schwab@linux-m68k.org>
4518 * config/m68k/m68k.c (m68k_option_override): Reset stack_limit_rtx
4521 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
4523 * config/i386/xmmintrin.h (_mm_sfence): Use __builtin_ia32_pause.
4525 2012-07-03 Roland McGrath <mcgrathr@google.com>
4527 * configure.ac (HAVE_AS_IX86_REP_LOCK_PREFIX): Also require that the
4528 assembler accept 'rep bsf ...', 'rep bsr ...', 'rep ret' and 'rep nop'.
4529 * configure: Regenerated.
4530 * config/i386/i386.md (simple_return_internal_long): Use %;
4531 (ctz<mode>2): Likewise.
4534 2012-07-02 Oleg Endo <olegendo@gcc.gnu.org>
4537 * config/sh/predicates.md (t_reg_operand, negt_reg_operand): New
4539 * config/sh/sh-protos.h (get_t_reg_rtx): New prototype.
4540 * config/sh/sh.c (get_t_reg_rtx): New function. Use it when invoking
4541 gen_branch_true and gen_branch_false.
4542 * config/sh/sh.md: Use get_t_reg_rtx when invoking gen_branch_true and
4544 (branch_true, branch_false): Use t_reg_operand predicate.
4545 (*branch_true, *branch_false): Delete.
4546 (movt): Use t_reg_operand predicate.
4547 (*negnegt): Use negt_reg_operand predicate and fold little and big
4549 (*movtt): Use t_reg_operand and fold little and big endian variants.
4552 2012-07-02 Steven Bosscher <steven@gcc.gnu.org>
4554 * stmt.c (emit_case_bit_tests): Remove.
4555 (expand_case): Remove expand_switch_using_bit_tests_p code.
4556 * tree-switch-conversion.c (hoist_edge_and_branch_if_true): New.
4557 (MAX_CASE_BIT_TESTS): Moved from stmt.c to here.
4558 (lshift_cheap_p): Likewise.
4559 (expand_switch_using_bit_tests_p): Likewise.
4560 (struct case_bit_test): Likewise.
4561 (case_bit_test_cmp): Likewise.
4562 (emit_case_bit_tests): New implementation for GIMPLE.
4563 (gen_inbound_check): Do not release post-dominator info here.
4564 (process_switch): Reorder code. Expand as bit tests if it
4566 (do_switchconv): Release post-dominator info here if something changed.
4567 (struct gimple_opt_pass): Verify more.
4568 * tree.h (expand_switch_using_bit_tests_p): Remove prototype.
4570 2012-07-02 Martin Jambor <mjambor@suse.cz>
4573 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
4574 dynamic type change check.
4576 2012-07-02 Richard Guenther <rguenther@suse.de>
4577 Michael Matz <matz@suse.de>
4578 Tobias Grosser <tobias@grosser.es>
4579 Sebastian Pop <sebpop@gmail.com>
4581 * Makefile.in: Remove PPL flags in favor of ISL ones.
4582 (BACKENDLIBS): Remove PPL libs.
4583 (INCLUDES): Remove PPL includes in favor of ISL ones.
4584 (graphite-clast-to-gimple.o): Remove graphite-dependences.h and
4585 graphite-cloog-compat.h dependencies.
4586 (graphite-dependences.o): Likewise.
4587 (graphite-poly.o): Likewise.
4588 * configure.ac: Declare ISL vars instead of PPL ones.
4589 * configure: Regenerated.
4590 * doc/install.texi: Replace PPL requirement documentation with ISL one.
4591 * graphite-blocking.c: Remove PPL code, add ISL equivalent.
4592 * graphite-clast-to-gimple.c: Likewise.
4593 * graphite-dependences.c: Likewise.
4594 * graphite-interchange.c: Likewise.
4595 * graphite-poly.h: Likewise.
4596 * graphite-poly.c: Likewise.
4597 * graphite-sese-to-poly.c: Likewise.
4598 * graphite.c: Likewise.
4599 * graphite-scop-detection.c: Re-arrange includes.
4600 * graphite-cloog-util.c: Remove.
4601 * graphite-cloog-util.h: Likewise.
4602 * graphite-ppl.h: Likewise.
4603 * graphite-ppl.c: Likewise.
4604 * graphite-dependences.h: Likewise.
4606 2012-07-02 Richard Guenther <rguenther@suse.de>
4608 Merge from graphite branch
4609 2011-07-21 Tobias Grosser <tobias@grosser.es>
4611 * Makefile.in (graphite-clast-to-gimple.o, graphite-cloog-util.o):
4612 Remove graphite-cloog-util.h.
4613 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop,
4614 build_iv_mapping, translate_clast_user, translate_clast,
4615 free_scattering, initialize_cloog_names, build_cloog_prog,
4616 create_params_index): Do not use old compatibility functions.
4617 (clast_name_to_index, set_cloog_options): Remove code for legacy cloog.
4618 * graphite-cloog-util.c (openscop_print_cloog_matrix): Do not use old
4619 compatibility functions.
4620 (new_Cloog_Scattering_from_ppl_Polyhedron): Remove code for legacy
4622 * graphite-cloog-util.h: Remove include of graphite-cloog-util.h.
4623 * graphite.c (graphite.c): Do not call outdated cloog_initialize() and
4625 * graphite-cloog-compat.h: Remove.
4627 2011-08-09 Tobias Grosser <tobias@grosser.es>
4629 * graphite-clast-to-gimple.c (new_clast_name_index): Store a copy
4630 of the string, no just a reference.
4631 (clast_name_index): Add a new field, that specifies if we need to free
4633 (free_clast_name_index): If necessary, free the name string.
4634 (clast_name_index_elt_info): Calculate the hash based on the string
4635 content, not the memory location it is stored in.
4636 (clast_name_to_level): Specify that we do not need to free the name.
4637 (clast_name_to_index): Dito.
4638 (clast_name_to_lb_ub): Dito.
4639 (eq_clast_name_indexes): Compare the strings, not their base pointers.
4640 (free_scattering): Removed.
4641 (initialize_cloog_names): Renamed to add_names_to_union_domain().
4642 (add_names_to_union_domain): Changed to work on a union_domain,
4643 instead of a CloogNames structure.
4644 (build_cloog_prog): Removed.
4645 (build_cloog_union_domain): New.
4646 (generate_cloog_input): New.
4647 (scop_to_clast): Use CloogInput instead of CloogProgram.
4648 (print_generated_program): Adapt to new scop_to_clast() and do not
4649 print the CloogProgram any more.
4650 (create_params_index): Removed, functionality integrated in
4651 add_names_to_union_domain().
4652 (gloog): Adapt to new scop_to_clast().
4653 * graphite-clast-to-gimple.h (scop_to_clast): Remove.
4655 2012-01-11 Tobias Grosser <tobias@grosser.es>
4657 * graphite-clast-to-gimple.c (clast_name_to_index,
4658 clast_name_to_lb_ub, clast_name_to_gcc): Change types.
4659 (clast_to_gcc_expression): Add clast_expr_name as a new
4660 case. Do not assume a clast_expr_term points always to a
4662 (type_for_clast_term): Do not assume a clast_expr_term points always to
4664 (type_for_clast_name): New.
4665 (type_for_clast_expr): Add clast_expr_name as a new case.
4667 2011-08-03 Sebastian Pop <sebpop@gmail.com>
4669 * graphite-cloog-util.c (new_Cloog_Domain_from_ppl_Polyhedron,
4670 new_Cloog_Scattering_from_ppl_Polyhedron,
4671 new_Cloog_Domain_from_ppl_Pointset_Powerset): Remove ATTRIBUTE_UNUSED.
4673 2012-07-02 Jakub Jelinek <jakub@redhat.com>
4675 PR tree-optimization/53645
4676 * tree-vect-generic.c (expand_vector_divmod): Use TYPE_MODE (type)
4677 instead of TYPE_MODE (wider_type) as can_vec_perm_p argument.
4679 2012-07-01 Wei Guozhi <carrot@google.com>
4682 * config/arm/arm-protos.h (const_ok_for_dimode_op): New prototype.
4683 * config/arm/arm.c (const_ok_for_dimode_op): New function.
4684 * config/arm/constraints.md (Dd): New constraint.
4685 * config/arm/predicates.md (arm_adddi_operand): New predicate.
4686 * config/arm/arm.md (adddi3): Extend it to handle constants.
4687 (arm_adddi3): Likewise.
4688 (addsi3_carryin_<optab>): Extend it to handle sbc case.
4689 (addsi3_carryin_alt2_<optab>): Likewise.
4690 * config/arm/neon.md (adddi3_neon): Extend it to handle constants.
4692 2012-06-30 Nathan Sidwell <nathan@acm.org>
4694 * coverage.c (bbg_file_stamp): New.
4695 (read_counts_file): Merge incoming stamp with bbg_file_stamp.
4696 (build_info): Write bbg_file_stamp.
4697 (coverage_init): Initialize bbg_file_stamp. Read counts file
4698 before writing graph header.
4699 (coverage_finish): Don't unlink the data file if we can generate a
4701 * tree.h (crc32_unsigned): Declare.
4702 * tree.c (crc32_unsigned_bits): New, broken out of ...
4703 (crc32_byte): ... here. Use it.
4704 (crc32_unsigned): New.
4706 2012-06-29 Cary Coutant <ccoutant@google.com>
4708 * dwarf2out.c (add_pubname_string): Don't check for want_pubnames.
4709 (gen_subprogram_die): Don't add pubname if want_pubnames is false.
4710 (gen_variable_die): Likewise.
4711 (gen_namespace_die): Likewise.
4713 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
4715 * tree-eh.c (lower_try_finally_switch): Really put the location of the
4716 last statement of the finally block onto the switch.
4718 2012-06-29 H.J. Lu <hongjiu.lu@intel.com>
4721 * config/i386/gnu-user64.h (WCHAR_TYPE): Use "int" only for
4724 2012-06-29 Sterling Augustine <saugustine@google.com>
4726 * dwarf2out.c (add_pubname): Add comment.
4727 (add_pubtype): Fix indentation.
4728 (gen_enumeration_type_die): Likewise.
4730 2012-06-29 Jakub Jelinek <jakub@redhat.com>
4732 * tree-vect-generic.c (expand_vector_divmod): For even/odd
4733 widening multiply, put even always as first argument to VEC_PERM_EXPR.
4735 2012-06-29 Richard Henderson <rth@redhat.com>
4737 * tree-vect-generic.c: Include target.h.
4738 (expand_vector_divmod): Use builtin_mul_widen_even/odd if supported.
4739 * Makefile.in (tree-vect-generic.o): Update.
4741 2012-06-29 Steven Bosscher <steven@gcc.gnu.org>
4743 * configure.ac: Remove special gtfiles case for C.
4744 * configure: Regenerate.
4745 * Makefile.in: Remove C front-end hooks and build hooks that
4746 will be picked up from c/Make-lang.in now.
4747 Add tree-mudflap to C_COMMON_OBJS.
4748 * gengtype.c (files_rules): Adjust gt-files for c/c-decl.c.
4749 * config/vms/vms.c: Look for c-tree.h in c/.
4750 * doc/gty.texi: Remove reference to c-config-lang.in.
4751 * doc/sourcebuild.texi: Document the c/ subdirectory.
4753 2012-06-29 Steven Bosscher <steven@gcc.gnu.org>
4755 * system.h (CASE_USE_BIT_TESTS): Poison.
4756 * stmt.c (CASE_USE_BIT_TESTS): Fold away into its only user ...
4757 (expand_switch_using_bit_tests_p): ...here.
4758 * doc/tm.texi.in (CASE_USE_BIT_TESTS): Remove documentation.
4759 * doc/tm.texi (CASE_USE_BIT_TESTS): Regenerate.
4761 2012-06-29 Steven Bosscher <steven@gcc.gnu.org>
4763 * system.h (IFCVT_EXTRA_FIELDS): Poison.
4764 (IFCVT_INIT_EXTRA_FIELDS): Poison.
4765 * basic-block.h (struct ce_if_block): Remove IFCVT_EXTRA_FIELDS.
4766 * ifcvt.c (find_if_header): Use IFCVT_MACHDEP_INIT instead of
4767 IFCVT_INIT_EXTRA_FIELDS.
4768 * gengtype-parse.c (struct_field_seq): Remove obsolete comment.
4769 * config/frv/frv.h (IFCVT_INIT_EXTRA_FIELDS): Rename to
4771 * config/frv/frv.c (frv_ifcvt_init_extra_fields): Rename to
4772 frv_ifcvt_machdep_init.
4773 * doc/tm.texi.in (IFCVT_INIT_EXTRA_FIELDS, IFCVT_EXTRA_FIELDS):
4774 Remove documentation.
4775 (IFCVT_MACHDEP_INIT): Document.
4776 * doc/tm.texi: Regenerate.
4778 2012-06-29 Nick Clifton <nickc@redhat.com>
4780 * config/lm32/lm32.c (lm32_compute_frame_size): Fix typo.
4782 2012-06-29 Jakub Jelinek <jakub@redhat.com>
4784 * tree-vect-stmts.c (vectorizable_operation): Check both
4785 VEC_WIDEN_MULT_LO_EXPR and VEC_WIDEN_MULT_HI_EXPR optabs.
4786 Verify that operand[0]'s mode is TYPE_MODE (wide_vectype).
4788 2012-06-28 Richard Henderson <rth@redhat.com>
4790 * doc/generic.texi (MULT_HIGHPART_EXPR): Document it.
4792 2012-06-28 Jakub Jelinek <jakub@redhat.com>
4794 PR tree-optimization/51581
4795 * tree-vect-stmts.c (permute_vec_elements): Add forward decl.
4796 (vectorizable_operation): Handle vectorization of MULT_HIGHPART_EXPR
4797 also using VEC_WIDEN_MULT_*_EXPR or builtin_mul_widen_* plus
4798 VEC_PERM_EXPR if vector MULT_HIGHPART_EXPR isn't supported.
4799 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use
4800 MULT_HIGHPART_EXPR instead of VEC_WIDEN_MULT_*_EXPR and shifts.
4802 PR tree-optimization/53645
4803 * tree-vect-generic.c (expand_vector_divmod): Use MULT_HIGHPART_EXPR
4804 instead of VEC_WIDEN_MULT_{HI,LO}_EXPR followed by VEC_PERM_EXPR
4807 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
4810 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
4811 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
4812 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
4813 avr_hard_regno_call_part_clobbered.
4815 2012-06-28 Richard Guenther <rguenther@suse.de>
4818 * expr.c (expand_expr_real_1): Verify if the type is complete
4819 before inspecting its size.
4821 2012-06-28 Andreas Schwab <schwab@linux-m68k.org>
4823 * doc/include/gpl.texi: Remove.
4824 * doc/sourcebuild.texi (Texinfo Manuals): Don't mention gpl.texi.
4826 2012-06-28 Jakub Jelinek <jakub@redhat.com>
4828 PR tree-optimization/53645
4829 * tree-vect-generic.c (add_rshift): New function.
4830 (expand_vector_divmod): New function.
4831 (expand_vector_operation): Use it for vector integer
4832 TRUNC_{DIV,MOD}_EXPR by VECTOR_CST.
4833 * tree-vect-patterns.c (vect_recog_divmod_pattern): Replace
4834 unused lguup variable with dummy_int.
4836 2012-06-28 OLivier Hainque <hainque@adacore.com>
4838 * expr.c (convert_move): Latch mem integer inputs into a
4839 register before expanding a multi-instructions sequence.
4841 2012-06-28 Alexandre Oliva <aoliva@redhat.com>
4842 Uros Bizjak <ubizjak@gmail.com>
4843 Jakub Jelinek <jakub@redhat.com>
4847 * var-tracking.c (vt_emit_notes): Release loc_exp_dep_pool...
4848 (vt_finalize): ... here instead, if needed.
4850 2012-06-28 Alexandre Oliva <aoliva@redhat.com>
4855 * dce.c (word_dce_process_block): Check whether inserting debug
4856 temps are needed even for needed insns.
4857 (dce_process_block): Likewise.
4858 * df-problems.c (dead_debug_add): Add comment about multi-regs.
4859 (dead_debug_insert_temp): Likewise. Don't subreg when we're
4860 setting fewer regs than a multi-reg requires.
4862 2012-06-27 Richard Henderson <rth@redhat.com>
4864 * config/alpha/alpha.c (alpha_dimode_u): New.
4865 (alpha_init_builtins): Initialize it, and use it.
4866 (alpha_fold_builtin_cmpbge): Use alpha_dimode_u.
4867 (alpha_fold_builtin_zapnot, alpha_fold_builtin_insxx): Likewise.
4868 (alpha_fold_vector_minmax, alpha_fold_builtin_perr): Likewise.
4869 (alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb): Likewise.
4870 (alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw): Likewise.
4871 (alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz): Likewise.
4872 (alpha_fold_builtin_ctpop): Likewise.
4873 (alpha_fold_builtin_umulh): Remove.
4874 (alpha_fold_builtin): Use MULT_HIGHPART_EXPR for UMULH; fix
4875 typo in MAX_ARGS check.
4877 2012-06-27 Richard Henderson <rth@redhat.com>
4879 * tree.def (MULT_HIGHPART_EXPR): New.
4880 * cfgexpand.c (expand_debug_expr): Ignore it.
4881 * expr.c (expand_expr_real_2): Handle it.
4882 * fold-const.c (int_const_binop_1): Likewise.
4883 * optabs.c (optab_for_tree_code): Likewise.
4884 * tree-cfg.c (verify_gimple_assign_binary): Likewise.
4885 * tree-inline.c (estimate_operator_cost): Likewise.
4886 * tree-pretty-print.c (dump_generic_node): Likewise.
4887 (op_code_prio, op_symbol_code): Likewise.
4888 * tree.c (commutative_tree_code): Likewise. Also handle
4889 WIDEN_MULT_EXPR, VEC_WIDEN_MULT_HI_EXPR, VEC_WIDEN_MULT_LO_EXPR.
4891 2012-06-27 Richard Henderson <rth@redhat.com>
4894 * config/i386/i386.c (ix86_rtx_costs): Fix typo vs UNITS_PER_WORD
4895 in 2012-06-23 change. Adjust two other DImode tests as well.
4897 2012-06-27 Nick Clifton <nickc@redhat.com>
4899 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
4902 2012-06-27 Richard Guenther <rguenther@suse.de>
4905 * tree-chrec.c (chrec_convert_1): Represent truncation to
4906 a type with undefined overflow as truncation to an unsigned
4907 type converted to the type with undefined overflow.
4908 * tree-scalar-evolution.c (interpret_rhs_expr): For computing
4909 the scalar evolution of a truncated widened operation avoid
4910 looking at the non-existing evolution of the widened operation
4913 2012-06-27 Richard Guenther <rguenther@suse.de>
4915 PR tree-optimization/53774
4916 * tree-ssa-reassoc.c (get_rank): All default defs have
4918 (init_reassoc): Precompute rank for all SSA default defs.
4920 2012-06-27 Nick Clifton <nickc@redhat.com>
4922 * config/rx/rx.md (simple_return): Use the simple_return rtx.
4924 2012-06-26 Richard Henderson <rth@redhat.com>
4926 * config/i386/i386.c (ix86_rtx_costs): Use standard_sse_constant_p
4927 and don't fall thru from standard_80387_constant_p to the memory
4930 2012-06-26 Richard Henderson <rth@redhat.com>
4932 * config/i386/i386.c (bdesc_args): Update. Change
4933 IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V4SI to OPTION_MASK_ISA_SSE2.
4934 (IX86_BUILTIN_VEC_WIDEN_SMUL_EVEN_V4SI): New.
4935 (ix86_builtin_mul_widen_even): Use it.
4936 (ix86_builtin_mul_widen_odd): Relax SMUL_ODD from sse4 to sse2.
4937 (ix86_expand_mul_widen_evenodd): Handle signed for sse2.
4938 * config/i386/sse.md (vec_widen_<s>mult_hi_<V124_AVX2>): Allow
4940 (vec_widen_<s>mult_lo_<V124_AVX2>): Likewise.
4941 (vec_widen_<s>mult_odd_<VI4_AVX2>): Likewise. Relax from V124_AVX2.
4942 (vec_widen_smult_even_v4si): New.
4944 2012-06-26 Richard Henderson <rth@redhat.com>
4946 * config/i386/sse.md (mul<VI8_AVX2>3): Change from insn_and_split
4947 to expander; move guts to ...
4948 * config/i386/i386.c (ix86_expand_sse2_mulvxdi3): ... here. Add
4949 highparts before shifting up.
4950 * config/i386/i386-protos.h: Update.
4952 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
4954 * system.h (USE_COMMON_FOR_ONE_ONLY): Poison.
4955 * defaults.h (USE_COMMON_FOR_ONE_ONLY): Do not provide default.
4956 * config/darwin.h (USE_COMMON_FOR_ONE_ONLY): Do not define.
4958 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
4960 * var-tracking.c (vt_add_function_parameter): Use a preserved
4961 VALUE for the MEM address of an incoming parameter.
4963 2012-06-26 Sterling Augustine <saugustine@google.com>
4965 * dwarf2out.c (output_pubnames): Add check for DW_TAG_enumerator.
4966 (prune_unused_types): Likewise.
4968 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
4970 * system.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
4971 UNALIGNED_LONG_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Poison.
4972 * vmsdbgout.c (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
4973 UNALIGNED_LONG_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Rename to
4974 VMS_UNALIGNED_SHORT_ASM_OP, VMS_UNALIGNED_INT_ASM_OP,
4975 VMS_UNALIGNED_LONG_ASM_OP, and VMS_UNALIGNED_DOUBLE_INT_ASM_OP.
4976 * config/microblaze/microblaze.h (UNALIGNED_SHORT_ASM_OP,
4977 UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Do not define.
4978 * doc/tm.texi.in: Remove UNALIGNED_INT_ASM_OP reference from the
4980 * doc/tm.texi: Regenerate.
4981 * doc/cpp.texi: Make example for #error generic.
4982 * config/frv/frv.h: Fix example text to match tm.texi.
4984 2012-06-26 Bill Schmidt <wschmidt@linux.ibm.com>
4986 * tree-pass.h (pass_strength_reduction): New decl.
4987 * tree-ssa-loop-ivopts.c (initialize_costs): Make non-static.
4988 (finalize_costs): Likewise.
4989 * timevar.def (TV_TREE_SLSR): New timevar.
4990 * gimple-ssa-strength-reduction.c: New.
4991 * tree-flow.h (initialize_costs): New decl.
4992 (finalize_costs): Likewise.
4993 * Makefile.in (tree-ssa-strength-reduction.o): New dependencies.
4994 * passes.c (init_optimization_passes): Add pass_strength_reduction.
4996 2012-06-26 Matt Turner <mattst88@gmail.com>
4998 * doc/extend.texi (__builtin_arm_tinsrb): Add missing second parameter.
4999 (__builtin_arm_tinsrh): Likewise.
5000 (__builtin_arm_tinsrw): Likewise.
5001 (__builtin_arm_wsadb): Add missing v2si parameter.
5002 (__builtin_arm_wsadh): Likewise.
5003 (__builtin_arm_getwcx): Delete.
5004 (__builtin_arm_setwcx): Delete.
5005 (__builtin_arm_getwcgr0): Add.
5006 (__builtin_arm_getwcgr1): Add.
5007 (__builtin_arm_getwcgr2): Add.
5008 (__builtin_arm_getwcgr3): Add.
5009 (__builtin_arm_setwcgr0): Add.
5010 (__builtin_arm_setwcgr1): Add.
5011 (__builtin_arm_setwcgr2): Add.
5012 (__builtin_arm_setwcgr3): Add.
5014 2012-06-26 Richard Guenther <rguenther@suse.de>
5017 2012-06-21 Richard Guenther <rguenther@suse.de>
5019 * tree-inline.c (estimate_num_insns): Estimate call cost for
5022 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
5025 * doc/tm.texi.in: Document LOGICAL_OP_NON_SHORT_CIRCUIT.
5026 * doc/tm.texi: Regenerate.
5028 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
5031 * config/mips/mips.h: Do not define ALL_COP_ADDITIONAL_REGISTER_NAMES.
5032 * config/frv/frv.h: Do not define REVERSE_CONDEXEC_PREDICATES_P.
5033 * doc/tm.texi.in: Remove documentation for unused target macros
5034 ALL_COP_ADDITIONAL_REGISTER_NAMES, DBX_OUTPUT_LBRAC, DBX_OUTPUT_NFUN,
5035 DBX_OUTPUT_RBRAC, RANGE_TEST_NON_SHORT_CIRCUIT, REAL_VALUE_TRUNCATE,
5036 REVERSE_CONDEXEC_PREDICATES_P, TARGET_ALIGN_ANON_BITFIELDS, and
5037 TARGET_NARROW_VOLATILE_BITFIELDS.
5038 Document that MD_HANDLE_UNWABI is a macro in libgcc.
5039 * doc/tm.texi: Regenerate.
5040 * system.h: Poison target macros
5041 ALL_COP_ADDITIONAL_REGISTER_NAMES, DBX_OUTPUT_LBRAC, DBX_OUTPUT_NFUN,
5042 DBX_OUTPUT_RBRAC, RANGE_TEST_NON_SHORT_CIRCUIT, REAL_VALUE_TRUNCATE,
5043 REVERSE_CONDEXEC_PREDICATES_P, TARGET_ALIGN_ANON_BITFIELDS, and
5044 TARGET_NARROW_VOLATILE_BITFIELDS
5046 2012-06-26 Jan Hubicka <jh@suse.cz>
5049 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
5052 2012-06-26 Dehao Chen <dehao@google.com>
5054 * tree-inline.c: (expand_call_inline): Ensure that lexical block's
5055 source location is consistant with the call stmt.
5057 2012-06-26 Ulrich Weigand <ulrich.weigand@linaro.org>
5059 PR tree-optimization/53729
5060 PR tree-optimization/53636
5061 * tree-vect-slp.c (vect_slp_analyze_bb_1): Delay call to
5062 vect_verify_datarefs_alignment until after statements have
5063 been marked as relevant/irrelevant.
5064 * tree-vect-data-refs.c (vect_verify_datarefs_alignment):
5065 Skip irrelevant statements.
5066 (vect_enhance_data_refs_alignment): Use STMT_VINFO_RELEVANT_P
5067 instead of STMT_VINFO_RELEVANT.
5068 (vect_get_data_access_cost): Do not check for supportable
5069 alignment before calling vect_get_load_cost/vect_get_store_cost.
5070 * tree-vect-stmts.c (vect_get_store_cost): Do not abort when
5071 handling unsupported alignment.
5072 (vect_get_load_cost): Likewise.
5074 2012-06-25 Steven Bosscher <steven@gcc.gnu.org>
5076 * config/rl78/rl78.h: Do not undefine DONT_USE_BUILTIN_SETJMP.
5077 Do not define JMP_BUF_SIZE.
5079 2012-06-26 Jakub Jelinek <jakub@redhat.com>
5081 PR tree-optimization/53748
5082 * tree-ssa-phiopt.c (conditional_replacement): Only optimize
5083 if arg0/arg1 have integral or pointer types.
5085 2012-06-25 Richard Henderson <rth@redhat.com>
5087 * config/i386/sse.md (sse2_sse4_1): Remove code attr.
5088 (<s>dot_prodv4si, <s>dot_prodv8si): Remove
5089 (sdot_prodv4si): New; handle only XOP.
5091 2012-06-25 Richard Henderson <rth@redhat.com>
5093 * config/i386/i386-builtin-types.def (V4UDI, V8USI): New.
5094 (V2UDI_FUNC_V4USI_V4USI): New.
5095 (V4UDI_FUNC_V8USI_V8USI): New.
5096 * config/i386/i386.c (ix86_expand_args_builtin): Handle them.
5097 (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V4SI): New.
5098 (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V8SI): New.
5099 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V4SI): New.
5100 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V8SI): New.
5101 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V4SI): New.
5102 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V8SI): New.
5103 (bdesc_args): Add them.
5104 (ix86_builtin_mul_widen_even, ix86_builtin_mul_widen_odd): New.
5105 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): New.
5106 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): New.
5107 (ix86_expand_mul_widen_evenodd): Use xop_pmacsdqh.
5108 * config/i386/sse.md (vec_widen_<s>mult_odd_<V124_AVX2>): New.
5110 2012-06-25 Richard Henderson <rth@redhat.com>
5112 * config/i386.sse.md (mul<VI4_AVX2>3): Use xop_pmacsdd.
5114 2012-06-25 Richard Henderson <rth@redhat.com>
5116 * config/i386/i386.c (ix86_rtx_costs) [MULT]: Only apply XOP cost
5118 (ix86_expand_vec_interleave): New.
5119 (ix86_expand_mul_widen_evenodd): New.
5120 (ix86_expand_mul_widen_hilo): New.
5121 (ix86_expand_sse2_mulv4si3): Use ix86_expand_mul_widen_evenodd.
5122 * config/i386/i386.md (u_bool) New code attr.
5123 * config/i386/predicates.md
5124 (nonimmediate_or_const_vector_operand): Remove.
5125 * config/i386/sse.md (mul<VI4_AVX2>3): Don't use it; don't test
5126 both AVX and SSE4_1.
5127 (vec_widen<s>mult_hi_<VI2_AVX2>): Remove.
5128 (vec_widen<s>mult_lo_<VI2_AVX2>): Remove.
5129 (vec_widen<s>mult_hi_v8si): Remove.
5130 (vec_widen<s>mult_lo_v8si): Remove.
5131 (vec_widen_smult_hi_v4si): Remove.
5132 (vec_widen_smult_lo_v4si): Remove.
5133 (vec_widen_umult_hi_v4si): Remove.
5134 (vec_widen_umult_lo_v4si): Remove.
5135 (vec_widen_<s>mult_hi_<VI124_AVX2>): New.
5136 (vec_widen_<s>mult_lo_<VI124_AVX2>): New.
5137 * config/i386/i386-protos.h: Update.
5139 2012-06-25 Christophe Lyon <christophe.lyon@st.com>
5141 * config/arm/neon.md (UNSPEC_VLD1_DUP): Remove.
5142 (neon_vld1_dup): Restrict to VQ operands.
5143 (neon_vld1_dupv2di): New, fixes vld1q_dup_s64.
5145 2012-06-25 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5146 James Greenhalgh <james.greenhalgh@arm.com>
5148 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Add new built-ins.
5149 (TARGET_FMA): New macro.
5150 (TARGET_ARM_QBIT, TARGET_ARM_SAT): Likewise.
5151 (TARGET_ARM_ARCH): Likewise.
5152 (TARGET_ARM_ARCH_ISA_THUMB): Likewise.
5153 (TARGET_V6M, TARGET_V7M): Likewise.
5154 (TARGET_ARM_ARCH_PROFILE): Likewise.
5155 (TARGET_ARM_FEATURE_LDREX): Likewise.
5156 (TARGET_ARM_FP, TARGET_NEON_FP): Likewise.
5157 (ARM_MIN_ENUM_SIZE): Likewise.
5158 * config/arm/arm.c (arm_file_start): Refactor appropriately.
5159 (base_architecture): New enumeration.
5160 (arm_base_arch): New global variable.
5161 (processors): Add field base_arch.
5162 (ARM_ARCH, ARM_CORE): Adjust accordingly.
5163 (arm_option_override): Add initialization of arm_base_arch.
5164 * doc/cpp.texi (system-specific predefined macros.): Change.
5166 2012-06-25 Jakub Jelinek <jakub@redhat.com>
5169 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
5170 of x x x in the vmovlps load alternative.
5172 2012-06-25 Richard Sandiford <rdsandiford@googlemail.com>
5175 * df.h (dead_debug_add): Remove third argument.
5176 * df-problems.c (dead_debug_add): Likewise. Use the REGNO of the
5177 REG that we want to replace instead.
5178 (dead_debug_insert_temp): Use the REGNO of the reg that we want
5179 to replace instead of DF_REF_REGNO. Require there to always be
5180 at least one such use. Check for cases where the same location
5181 has more than df_ref associated with it.
5182 (df_note_bb_compute): Remove third dead_debug_add argument.
5183 * dce.c (word_dce_process_block): Likewise.
5185 2012-06-25 Steven Bosscher <steven@gcc.gnu.org>
5187 * config/v850/v850.c: Remove redundant extern declarations for
5188 last_assemble_variable_decl and size_directive_output.
5190 * doc/tm.texi.in: Document JMP_BUF_SIZE.
5191 * doc/tm.texi: Regenerate.
5192 * config/sparc/sparc.h (JMP_BUF_SIZE): Do not define.
5193 * config/pa/pa.h (JMP_BUF_SIZE): Likewise.
5194 * config/stormy16/stormy16.h: Likewise.
5196 * config/picochip/picochip.c: Do not define DONT_USE_BUILTIN_SETJMP.
5198 * doc/sourcebuild.texi: Add missing subdirectories.
5200 2012-06-25 Tristan Gingold <gingold@adacore.com>
5202 * config/i386/i386.h: Fix typo.
5204 2012-06-25 Tristan Gingold <gingold@adacore.com>
5206 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
5207 (seh_cfa_adjust_cfa): ... that function.
5208 (seh_emit_stackalloc): Do not emit out of range values.
5209 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
5210 UNSPEC_DEF_CFA constants.
5211 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
5212 * config/i386/i386.c (ix86_frame_pointer_required): Required
5213 for very large frames on SEH target.
5214 (ix86_compute_frame_layout): Save area is before frame pointer
5215 on SEH target. Handle very large frames.
5216 (ix86_expand_prologue): Likewise.
5218 2012-06-24 Steven Bosscher <steven@gcc.gnu.org>
5220 * output.h: (current_function_is_leaf,
5221 current_function_sp_is_unchanging,
5222 current_function_uses_only_leaf_regs): Remove.
5223 * function.c (current_function_is_leaf,
5224 current_function_sp_is_unchanging,
5225 current_function_uses_only_leaf_regs): Remove.
5226 (rest_of_handle_check_leaf_regs): Set crtl->uses_only_leaf_regs
5227 instead of current_function_uses_only_leaf_regs.
5228 * function.h (struct rtl_data): New fields sp_is_unchanging,
5229 is_leaf, uses_only_leaf_regs.
5230 * resource.c (init_resource_info): Replace current_function_is_leaf,
5231 current_function_sp_is_unchanging, and
5232 current_function_uses_only_leaf_regs with new crtl fields.
5233 * sdbout.c (sdbout_symbol): Likewise.
5234 * df-core.c (rest_of_handle_df_initialize): Likewise.
5235 * ira.c (ira): Likewise.
5236 * final.c (final_start_function): Likewise.
5237 * reorg.c (fill_simple_delay_slots): Likewise.
5238 * regrename.c (check_new_reg_p): Likewise.
5239 * stack-ptr-mod.c (notice_stack_pointer_modification_1): Likewise.
5240 (notice_stack_pointer_modification): Likewise.
5241 * dbxout.c (dbxout_symbol): Likewise.
5242 (dbxout_parms): Likewise.
5243 * sel-sched.c (init_regs_for_mode): Likewise.
5244 * dwarf2out.c (dbx_reg_number): Likewise.
5245 (multiple_reg_loc_descriptor): Likewise.
5246 * config/i386/i386.c (ix86_frame_pointer_required): Likewise.
5247 (gen_pop): Likewise.
5248 (ix86_select_alt_pic_regnum): Likewise.
5249 (ix86_compute_frame_layout): Likewise.
5250 (ix86_finalize_stack_realign_flags): Likewise.
5251 (ix86_expand_epilogue): Likewise.
5252 * config/rs6000/rs6000.c (rs6000_stack_info): Likewise.
5253 * config/h8300/h8300.c (byte_reg): Likewise.
5254 * config/c6x/c6x.c (must_reload_pic_reg_p): Likewise.
5255 (c6x_save_reg): Likewise.
5256 (c6x_compute_frame_layout): Likewise.
5257 * config/pa/pa.c (pa_compute_frame_size): Likewise.
5258 (pa_output_function_prologue): Likewise.
5259 * config/stormy16/stormy16.c (struct xstormy16_stack_layout): Likewise.
5260 * config/sparc/sparc.md (attr "leaf_function"): Likewise.
5261 * config/sparc/sparc.c (sparc_initial_elimination_offset): Likewise.
5262 (sparc_expand_prologue): Likewise.
5263 (sparc_flat_expand_prologue): Likewise.
5264 (sparc_asm_function_prologue): Likewise.
5265 (sparc_output_mi_thunk): Likewise.
5266 (sparc_frame_pointer_required): Likewise.
5267 * config/epiphany/epiphany.c (epiphany_compute_function_type):
5269 (epiphany_compute_frame_size): Likewise.
5270 * config/lm32/lm32.c (lm32_compute_frame_size): Likewise.
5271 * config/cris/cris.c (cris_md_asm_clobbers): Likewise.
5272 (cris_frame_pointer_required): Likewise.
5273 * config/tilepro/tilepro.c (emit_sp_adjust): Likewise.
5274 (tilepro_current_function_is_leaf): Likewise.
5275 * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Likewise.
5276 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
5277 * config/ia64/ia64.c (find_gr_spill): Likewise.
5278 (ia64_compute_frame_size): Likewise.
5279 (ia64_can_eliminate): Likewise.
5280 (ia64_initial_elimination_offset): Likewise.
5281 * config/m68k/m68k.c (m68k_save_reg): Likewise.
5282 (m68k_expand_epilogue): Likewise.
5283 * config/rx/rx.c (rx_get_stack_layout): Likewise.
5284 * config/tilegx/tilegx.c (tilegx_current_function_is_leaf): Likewise.
5285 * config/picochip/picochip.c (picochip_can_eliminate_link_sp_save):
5287 (picochip_output_frame_debug): Likewise.
5288 * config/sh/sh.c (sh_media_register_for_return): Likewise.
5289 (sh_allocate_initial_value): Likewise.
5290 (sh_output_mi_thunk): Likewise.
5291 * config/microblaze/microblaze.c (microblaze_must_save_register):
5293 (compute_frame_size): Likewise.
5294 (microblaze_initial_elimination_offset): Likewise.
5295 (microblaze_expand_prologue): Likewise.
5296 (microblaze_expand_epilogue): Likewise.
5297 * config/frv/frv.c (frv_expand_epilogue): Likewise.
5298 (frv_frame_pointer_required): Likewise.
5299 * config/spu/spu.c (get_pic_reg): Likewise.
5300 (direct_return): Likewise.
5301 (spu_expand_prologue): Likewise.
5302 (spu_expand_epilogue): Likewise.
5303 (spu_initial_elimination_offset): Likewise.
5304 * config/mips/mips.c (mips_global_pointer): Likewise.
5305 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
5306 (mips_compute_frame_info): Likewise.
5307 * config/mep/mep.c (mep_interrupt_saved_reg): Likewise.
5308 (mep_reload_pointer): Likewise.
5309 * config/rl78/rl78.c (need_to_save): Likewise.
5310 * config/cr16/cr16.c (cr16_compute_save_regs): Likewise.
5311 * config/score/score.c (score_compute_frame_size): Likewise.
5312 (score_function_prologue): Likewise.
5313 * config/bfin/bfin.c (must_save_p): Likewise.
5314 (expand_prologue_reg_save): Likewise.
5315 (expand_epilogue_reg_restore): Likewise.
5316 (bfin_frame_pointer_required): Likewise.
5317 (n_regs_saved_by_prologue): Likewise.
5318 (add_to_reg): Likewise.
5319 (expand_interrupt_handler_prologue): Likewise.
5320 (expand_interrupt_handler_epilogue): Likewise.
5321 (bfin_expand_prologue): Likewise.
5322 * config/avr/avr.c (avr_regs_to_save): Likewise.
5323 (avr_prologue_setup_frame): Likewise.
5324 (expand_epilogue): Likewise.
5325 * config/s390/s390.c (s390_regs_ever_clobbered): Likewise.
5326 (s390_register_info): Likewise.
5327 (s390_frame_info): Likewise.
5328 (s390_init_frame_layout): Likewise.
5329 (s390_emit_prologue): Likewise.
5332 2012-06-24 Steven Bosscher <steven@gcc.gnu.org>
5334 * system.h: Poison ASM_BYTE_OP and ASM_OUTPUT_BYTE.
5335 * vmsdbgout: Do not undefine it if defined.
5336 Rename local ASM_BYTE_OP definition to VMS_ASM_BYTE_OP.
5337 * config/microblaze/microblaze/h: Do no define ASM_BYTE_OP.
5338 * config/mep/mep.h: Do not define ASM_OUTPUT_BYTE.
5340 2012-06-24 Richard Sandiford <rdsandiford@googlemail.com>
5342 * config/mips/mips.c (mips_process_sync_loop): Add missing enum cast.
5344 2012-06-23 Richard Henderson <rth@redhat.com>
5347 * config/i386/i386.c (ix86_rtx_costs): Add reasonable costs for
5348 V*QImode shifts and multiply.
5349 (ix86_expand_vecop_qihi): Support shifts.
5350 * config/i386/i386.md (any_shift): New code iterator.
5351 * config/i386/sse.md (ashlv16qi3): Merge ...
5352 (<any_shiftrt>v16qi3): ... into ...
5353 (<any_shift><VI1_AVX2>3): ... here. Use ix86_expand_vecop_qihi
5354 to support SSE and AVX.
5356 * config/i386/i386.c (ix86_expand_sse_unpack): Split operands[]
5357 parameter into src and dest.
5358 * config/i386/sse.md (vec_unpacku_hi_<V124_AVX2>): Update call.
5359 (vec_unpacks_hi_<V124_AVX2>): Likewise.
5360 (vec_unpacku_lo_<V124_AVX2>): Likewise.
5361 (vec_unpacks_lo_<V124_AVX2>): Likewise.
5362 * config/i386/i386-protos.h: Update.
5364 * config/i386/sse.md (mul<VI1_AVX2>3): Change from insn_and_split to
5365 pure expander; move expansion code ...
5366 * config/i386/i386.c (ix86_expand_vecop_qihi): ... here. New function.
5367 * config/i386/i386-protos.h: Update.
5369 2012-06-22 Edmar Wienskoski <edmar@freescale.com>
5371 * config/rs6000/rs6000.md (define_attr "type"): New type popcnt.
5372 (popcntb<mode>2): Add attribute type popcnt.
5373 (popcntd<mode>2): Ditto.
5374 * config/rs6000/power4.md (define_insn_reservation): Add type popcnt.
5375 * config/rs6000/power5.md (define_insn_reservation): Ditto.
5376 * config/rs6000/power7.md (define_insn_reservation): Ditto.
5377 * config/rs6000/476.md (define_insn_reservation): Ditto.
5378 * config/rs6000/power6.md (define_insn_reservation): New
5379 reservation for popcnt instructions.
5381 2012-06-22 H.J. Lu <hongjiu.lu@intel.com>
5383 * doc/invoke.texi: Update -mpreferred-stack-boundary=3 warning.
5385 2012-06-22 H.J. Lu <hongjiu.lu@intel.com>
5388 * doc/invoke.texi: Add a warning for -mpreferred-stack-boundary=3.
5390 * config/i386/i386.c (ix86_option_override_internal): Allow
5391 -mpreferred-stack-boundary=3 for 64-bit if SSE is disabled.
5393 * config/i386/i386.h (MIN_STACK_BOUNDARY): Set to 64 for 64-bit
5396 2012-06-22 Bill Schmidt <wschmidt@linux.ibm.com>
5398 * double-int.c (double_int_multiple_of): New function.
5399 * double-int.h (double_int_multiple_of): New decl.
5400 * tree-ssa-loop-ivopts.c (add_cost, zero_cost): Remove undefs.
5401 (mbc_entry_hash): New forward decl.
5402 (mbc_entry_eq): Likewise.
5403 (zero_cost): Change to no_cost.
5404 (mult_costs): New static var.
5405 (cost_tables_exist): Likewise.
5406 (initialize_costs): New function.
5407 (finalize_costs): Likewise.
5408 (tree_ssa_iv_optimize_init): Call initialize_costs.
5409 (add_cost): Change to add_regs_cost; distinguish costs by speed.
5410 (multiply_regs_cost): New function.
5411 (add_const_cost): Likewise.
5412 (extend_or_trunc_reg_cost): Likewise.
5413 (negate_reg_cost): Likewise.
5414 (multiply_by_cost): Change to multiply_by_const_cost; distinguish
5416 (get_address_cost): Change add_cost to add_regs_cost; change
5417 multiply_by_cost to multiply_by_const_cost.
5418 (force_expr_to_var_cost): Change zero_cost to no_cost; change
5419 add_cost to add_regs_cost; change multiply_by_cost to
5420 multiply_by_const_cost.
5421 (split_cost): Change zero_cost to no_cost.
5422 (ptr_difference_cost): Likewise.
5423 (difference_cost): Change zero_cost to no_cost; change multiply_by_cost
5424 to multiply_by_const_cost.
5425 (get_computation_cost_at): Change add_cost to add_regs_cost; change
5426 multiply_by_cost to multiply_by_const_cost.
5427 (determine_use_iv_cost_generic): Change zero_cost to no_cost.
5428 (determine_iv_cost): Change add_cost to add_regs_cost.
5429 (iv_ca_new): Change zero_cost to no_cost.
5430 (tree_ssa_iv_optimize_finalize): Call finalize_costs.
5431 * tree-ssa-address.c (most_expensive_mult_to_index): Change
5432 multiply_by_cost to multiply_by_const_cost.
5433 * tree-flow.h (multiply_by_cost): Change to multiply_by_const_cost.
5434 (add_regs_cost): New decl.
5435 (multiply_regs_cost): Likewise.
5436 (add_const_cost): Likewise.
5437 (extend_or_trunc_reg_cost): Likewise.
5438 (negate_reg_cost): Likewise.
5440 2012-06-22 Richard Guenther <rguenther@suse.de>
5442 Merge from graphite branch
5443 2011-08-10 Sebastian Pop <sebpop@gmail.com>
5445 * graphite-sese-to-poly.c (build_scop_drs): Fix memory leak.
5447 2012-01-13 Tobias Grosser <tobias@grosser.es>
5449 * tree-flow.h (parallelized_function_p): Declare.
5450 * tree-parloops.c (parallelized_function_p): Export.
5451 * graphite.c (graphite_transform_loops): Do not run graphite on
5452 already parallel functions.
5454 2012-06-22 Alan Modra <amodra@gmail.com>
5456 * config/rs6000/rs6000.c (rs6000_pre_atomic_barrier): Pass in and
5457 return mem. Convert to indirect addressing if not indirect or
5458 indexed. Adjust all callers.
5460 2012-06-22 Richard Guenther <rguenther@suse.de>
5462 * gcov-iov.c: Include bconfig.h and system.h.
5464 2012-06-22 Andreas Schwab <schwab@linux-m68k.org>
5466 * doc/include/texinfo.tex: Update to version 2012-06-05.14.
5468 2012-06-22 Richard Guenther <rguenther@suse.de>
5470 PR gcov-profile/53744
5471 * gcov-iov.c (main): Treat "" and "prerelease" the same.
5473 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
5476 * dwarf2out.c (gen_compile_unit_die): Use DW_LANG_Fortran90 as language
5477 for GNU Fortran if in strict DWARF2 mode.
5479 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
5481 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
5482 DECL_IGNORED_P non-reg vars even if they are used.
5484 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
5488 * var-tracking.c (vt_get_canonicalize_base): New.
5489 (vt_canonicalize_addr, vt_stack_offset_p): New.
5490 (vt_canon_true_dep): New.
5491 (drop_overlapping_mem_locs): Use vt_canon_true_dep.
5492 (clobber_overlaping_mems): Use vt_canonicalize_addr.
5494 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
5498 * var-tracking.c (vt_initialize): Record initial offset between
5499 arg pointer and stack pointer.
5501 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
5505 * var-tracking.c (vt_init_cfa_base): Drop redundant recording of
5508 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
5512 * alias.c (memrefs_conflict_p): Improve handling of AND for alignment.
5514 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
5516 * ddg.c (build_intra_loop_deps): Discard deps of nondebug on debug.
5518 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
5521 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
5523 2012-06-21 Meador Inge <meadori@codesourcery.com>
5526 * c-decl.c (c_push_function_context): Restore the behavior to reuse
5527 the language function allocated for -Wunused-local-typedefs.
5528 (c_pop_function_context): If necessary, clear the language function
5529 created in c_push_function_context. Always clear out the
5530 x_cur_stmt_list field of the restored language function.
5532 2012-06-21 Sterling Augustine <saugustine@google.com>
5533 Cary Coutant <ccoutant@google.com>
5535 * dwarf2out.c (is_cu_die, is_namespace_die, is_class_die,
5536 add_AT_pubnames, add_enumerator_pubname, want_pubnames): New functions.
5537 (comdat_type_struct): New field 'skeleton_die'.
5538 (breakout_comdat_types): Update it.
5539 (add_pubname): Rework logic. Call is_class_die, is_cu_die and
5540 is_namespace_die. Fix minor style violation. Call want_pubnames.
5541 (add_pubname_string): Call want_pubnames.
5542 (add_pubtype): Rework logic for calculating type name. Call
5543 is_namespace_die. Call want_pubnames.
5544 (output_pubnames): Move conditional logic deciding when to produce the
5545 section from dwarf2out_finish. Use new skeleton_die field.
5546 (base_type_die): Call add_pubtype.
5547 (gen_enumeration_type_die): Unconditionally call add_pubtype.
5548 (gen_subprogram_die): Adjust calls to add_pubname.
5549 (gen_namespace_die): Call add_pubname_string.
5550 (dwarf2out_finish): Call add_AT_pubnames; Move logic on when to
5551 produce pubnames and pubtypes sections to output_pubnames.
5552 * common.opt (-gpubnames): New option.
5553 * doc/invoke.texi: Document it.
5555 2012-06-21 Steven Bosscher <steven@gcc.gnu.org>
5557 * config/m32c/m32c-pragma.c: Remove unnecessary includes.
5559 2012-06-21 Michael Matz <matz@suse.de>
5562 * builtins.c (get_memory_rtx): Always build an all-aliasing MEM_REF
5565 2012-06-21 Richard Guenther <rguenther@suse.de>
5567 * tree-inline.c (estimate_num_insns): Estimate call cost for
5570 2012-06-20 Rüdiger Sonderfeld <ruediger@c-plusplus.de>
5572 * tree.h (DECL_SOURCE_COLUMN): New accessor.
5574 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
5576 * config/i386/i386.md (SINCOS): New int iterator.
5577 (sincos): New int attribute.
5578 (*<sincos>xf2_i387): Macroize insn from *{sin,cos}xf2_i387 using
5579 SINCOS int iterator.
5580 (*<sincos>_extend<mode>xf2_i387): Macroize insn from
5581 *{sin,cos}_extend<mode>xf2_i387 using SINCOS int iterator.
5583 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
5585 * config/i386/i386.md (RDFSGSBASE): New int iterator.
5586 (WRFSGSBASE): Ditto.
5587 (fsgs): New int attribute.
5588 (rd<fsgs>base<mode>): Macroize insn from rd<fsgs>base<mode> using
5589 RDFSGSBASE int iterator.
5590 (wr<fsgs>base<mode>): Macroize insn from wr<fsgs>base<mode> using
5591 WRFSGSBASE int iterator.
5593 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
5595 * config/i386/i386.md (<rounding_insn><mode>2): Macroize expander
5596 from {floor,ceil,btrunc}<mode>2 using FIST_ROUNDING int iterator.
5597 (l<rounding_insn><MODEF:mode><SWI48:mode>2): Macroize expander
5598 from l{floor,ceil}<MODEF:mode><SWI48:mode>2 using FIST_ROUNDING
5601 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
5603 * system.h: Poison ASM_OUTPUT_IDENT and IDENT_ASM_OP.
5605 2012-06-20 Richard Guenther <rguenther@suse.de>
5607 PR tree-optimization/30318
5608 * tree-vrp.c (range_int_cst_p): Do not reject overflowed
5610 (range_int_cst_singleton_p): But explicitely here.
5611 (zero_nonzero_bits_from_vr): And here.
5612 (extract_range_from_binary_expr_1): Re-implement PLUS_EXPR
5613 to cover all cases we can perform arbitrary precision
5614 arithmetic with double-ints.
5615 (intersect_ranges): Handle adjacent anti-ranges.
5617 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
5619 * config/i386/i386.md (rounding_insn): New int attribute.
5620 (<rounding_insn>xf2): Macroize insn from
5621 {floor,ceil,btrunc}xf2 using FRNDINT_ROUNDING int iterator.
5622 (l<rounding_insn>xf<mode>2): Rename from l<rounding>xf<mode>2.
5624 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
5626 * config/i386/i386.md (IEEE_MAXMIN): New int iterator.
5627 (ieee_maxmin): New int attribute.
5628 (*ieee_s<ieee_maxmin><mode>3): Macroize insn from
5629 *ieee_s{max,min}<mode>3 using IEEE_MAXMIN int iterator.
5631 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
5633 * config/arm/arm.h (EMIT_EABI_ATTRIBUTE): Remove.
5634 * config/arm/arm.c: Do not include c-pragma.h.
5635 (arm_emit_eabi_attribute): New function based on EMIT_EABI_ATTRIBUTE.
5636 (arm_file_start): Replace uses of EMIT_EABI_ATTRIBUTE with calls
5637 to arm_emit_eabi_attribute.
5638 * arm-c.c: Do not include output.h.
5639 (arm_output_c_attributes): Replace use of EMIT_EABI_ATTRIBUTE with a
5640 call to arm_emit_eabi_attribute.
5641 * config/arm/arm-protos.h (arm_emit_eabi_attribute): Prototype it.
5643 2012-06-20 Richard Guenther <rguenther@suse.de>
5645 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p):
5646 Allow adjusting alignment of user-aligned decls again.
5648 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
5650 * config/rl78/rl78-c.c: Remove unnecessary includes.
5652 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
5654 * config/cris/cris.c: Include cgraph.h.
5655 (cris_option_override): Do not set non-existing flag_no_gcc_ident.
5657 2012-06-19 Maxim Kuvyrkov <maxim@codesourcery.com>
5659 * emit-rtl.c (need_atomic_barrier_p): New function.
5660 * emit-rtl.h (need_atomic_barrier_p): Declare it.
5661 * config/alpha/alpha.c (alpha_{pre,post}_atomic_barrier): Use it.
5662 * config/arm/arm.c (arm_{pre,post}_atomic_barrier): Use it.
5663 * config/tilegx/tilegx.c (tile_{pre,post}_atomic_barrier): Use it.
5664 * config/mips/mips.c (mips_{pre,post}_atomic_barrier_p): Remove.
5665 (mips_process_sync_loop): Use generic version instead.
5667 2012-06-19 Maxim Kuvyrkov <maxim@codesourcery.com>
5669 * config/mips/mips.c (mips_process_sync_loop): Emit cmp result only if
5672 2012-06-19 Tom de Vries <vries@codesourcery.com>
5673 Maxim Kuvyrkov <maxim@codesourcery.com>
5675 * config/mips/constraints.md (ZR): New constraint.
5676 * config/mips/predicates.md (mem_noofs_operand): New predicate.
5677 * config/mips/mips.c (mips_print_operand): Handle new print modifier.
5678 * config/mips/mips.h (TARGET_XLP): Define.
5679 (TARGET_SYNC_AFTER_SC): Update.
5680 (ISA_HAS_SWAP, ISA_HAS_LDADD): Define.
5681 * config/mips/sync.md (atomic_exchange, atomic_fetch_add): Use
5682 XLP-specific swap and ldadd patterns.
5683 (atomic_exchange_swap, atomic_fetch_add_ldadd): New patterns.
5685 2012-06-19 Tom de Vries <vries@codesourcery.com>
5686 Maxim Kuvyrkov <maxim@codesourcery.com>
5688 * config/mips/mips.c (mips_emit_pre_atomic_barrier_p,)
5689 (mips_emit_post_atomic_barrier_p): New static functions.
5690 (mips_process_sync_loop): Use them. Emit sync memory barriers in
5691 accordance with memory model semantics. Add return of CMP result for
5693 * config/mips/mips.md: Update comment.
5694 (sync_cmp): New attribute.
5695 (sync_memmodel): New attribute replacing sync_release_barrier.
5696 * config/mips/sync.md (UNSPEC_ATOMIC_COMPARE_AND_SWAP,)
5697 (UNSPEC_ATOMIC_EXCHANGE, UNSPEC_ATOMIC_FETCH_OP): New constants.
5698 (sync_lock_test_and_set, test_and_set_12): Update.
5699 (atomic_compare_and_swap, atomic_exchange, atomic_exchange_llsc,)
5700 (atomic_fetch_add, atomic_fetch_add_llsc): New patterns.
5702 2012-06-19 Joseph Myers <joseph@codesourcery.com>
5704 * config/rs6000/spe.md (*mov_si<mode>_e500_subreg0): Rename to
5705 mov_si<mode>_e500_subreg0.
5706 (*mov_si<mode>_e500_subreg0_elf_low)
5707 (*mov_si<mode>_e500_subreg4_elf_low): New patterns.
5709 2012-06-19 Richard Henderson <rth@redhat.com>
5711 * config/alpha/alpha.c: Include params.h.
5712 (alpha_option_override): Initialize PARAM_L1_CACHE_LINE_SIZE,
5713 PARAM_L1_CACHE_SIZE, PARAM_L2_CACHE_SIZE for the cpu tuning.
5715 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
5717 * doc/tm.texi.in (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE,
5718 TARGET_OBJC_DECLARE_CLASS_DEFINITION): Add @hooks.
5719 (ASM_DECLARE_CLASS_REFERENCE, ASM_DECLARE_UNRESOLVED_REFERENCE):
5721 * doc/tm.texi: Regenerate.
5722 * config/darwin.h (ASM_OUTPUT_LABELREF): Remove special case for
5724 * config/darwin-c.c: Include target.h.
5725 (darwin_objc_declare_unresolved_class_reference): New function.
5726 (darwin_objc_declare_class_definition): New function.
5727 (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE): Define.
5728 (TARGET_OBJC_DECLARE_CLASS_DEFINITION): Define.
5730 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
5732 * target.def (output_ident): New hook.
5733 * targhooks.h (default_asm_output_ident_directive): Add prototype.
5734 * varasm.c (assemble_asm): Only prefix a tab if the string does not
5735 already start with one.
5736 (default_asm_output_ident_directive): New function to emit
5737 .ident as a top-level asm node while parsing, or directly to
5738 asm_out_file after parsing.
5739 * toplev.c (compile_file): Print a GCC .ident with
5740 targetm.asm_out.output_ident.
5741 * doc/tm.texi.in (ASM_OUTPUT_IDENT): Remove documentation for macro.
5742 (TARGET_ASM_OUTPUT_IDENT): Add @hook for this.
5743 * doc/tm.texi: Update.
5745 * config/elfos.h (ASM_OUTPUT_IDENT, IDENT_ASM_OP): Remove.
5746 (TARGET_ASM_OUTPUT_IDENT): Define.
5747 * config/i386/djgpp.h (IDENT_ASM_OP): Remove.
5748 * config/i386/gas.h (ASM_OUTPUT_IDENT): Remove.
5749 * config/arm/aout.h (ASM_OUTPUT_IDENT): Remove.
5750 * config/sparc/sparc.h (IDENT_ASM_OP): Remove.
5751 (TARGET_ASM_OUTPUT_IDENT): Define.
5752 * config/picochip/picochip.h (IDENT_ASM_OP): Remove.
5753 (TARGET_ASM_OUTPUT_IDENT): Define.
5755 * config/cris/cris-protos.h (cris_asm_output_ident): Add prototype.
5756 * config/cris/cris.c (cris_asm_output_ident): New function.
5757 * config/cris/cris.h (ASM_OUTPUT_IDENT, IDENT_ASM_OP): Remove.
5759 * config/microblaze/microblaze-protos.h (microblaze_asm_output_ident):
5761 * config/microblaze/microblaze.c: Include cgraph.h for add_asm_node.
5762 (microblaze_asm_output_ident): Rewrite to work similar to
5763 default_asm_output_ident_directive for front-end .idents.
5764 * config/microblaze/microblaze.h (ASM_OUTPUT_IDENT): Remove.
5765 (TARGET_ASM_OUTPUT_IDENT): Define.
5767 * config/mips/mips.h (ASM_OUTPUT_IDENT): Remove.
5768 * config/mips/sde.h (IDENT_ASM_OP, ASM_OUTPUT_IDENT): Remove.
5770 * config/rx/rx.c: Include cgraph.h for add_asm_node.
5771 (rx_asm_output_ident): New function, similar to
5772 default_asm_output_ident_directive, but handle AS100 syntax also, so
5773 that #ident also works for rx in AS100 syntax.
5774 (TARGET_ASM_OUTPUT_IDENT): Define.
5775 * config/rx/rx.h (IDENT_ASM_OP): Remove.
5777 * Makefile.in: Fix dependencies for c-family/c-lex.o.
5779 2012-06-19 Uros Bizjak <ubizjak@gmail.com>
5781 * config/i386/i386.md (FIST_ROUNDING): New int iterator.
5782 (rounding): Handle UNSPEC_FIST_{FLOOR,CEIL}.
5784 (*fist<mode>2_<rounding>_1): Macroize insn from
5785 *fist<mode>2_{floor,ceil}_1 using FIST_ROUNDING int iterator.
5786 (fistdi2_<rounding>): Macroize insn from
5787 fistdi2_{floor,ceil} using FIST_ROUNDING int iterator.
5788 (fistdi2_<rounding>_with_temp and splitters): Macroize insn and
5789 corresponding splitters from fistdi2_{floor,ceil} and corresponding
5790 splitters using FIST_ROUNDING int iterator.
5791 (fist<mode>2_<rounding>): Macroize insn from
5792 fist<mode>2_{floor,ceil} using FIST_ROUNDING int iterator.
5793 (fist<mode>2_<rounding>_with_temp and splitters): Macroize insn and
5794 corresponding splitters from fist<mode>2_{floor,ceil} and corresponding
5795 splitters using FIST_ROUNDING int iterator.
5796 (l<rounding>xf<mode>2): Macroize expander from l{floor,ceil}xf<mode>2
5797 using FIST_ROUNDING int iterator.
5799 2012-06-19 Richard Henderson <rth@redhat.com>
5801 * config/i386/i386-protos.h (ix86_expand_sse2_mulv4si3): Declare.
5802 * config/i386/i386.c (ix86_expand_sse2_mulv4si3): New.
5803 * config/i386/predicates.md (nonimmediate_or_const_vector_operand): New.
5804 * config/i386/sse.md (sse2_mulv4si3): Delete.
5805 (mul<VI4_AVX2>3): Use ix86_expand_sse2_mulv4si3 and
5806 nonimmediate_or_const_vector_operand.
5808 2012-06-19 Richard Henderson <rth@redhat.com>
5810 * expmed.c (struct init_expmed_rtl): Split ...
5811 (init_expmed_one_mode): ... out of ...
5812 (init_expmed): ... here. Initialize integer vector modes also.
5813 (synth_mult): Handle integer vector modes.
5814 (choose_mult_variant): Likewise.
5815 (expand_mult_const): Likewise.
5816 (expand_mult): Likewise.
5817 * machmode.h (GET_MODE_UNIT_BITSIZE): New.
5819 2012-06-19 Richard Henderson <rth@redhat.com>
5821 * config/i386/i386.c (ix86_rtx_costs): Handle CONST_VECTOR, and
5822 integral vector modes.
5824 2012-06-19 Uros Bizjak <ubizjak@gmail.com>
5826 * config/i386/i386.md (FRNDINT_ROUNDING): New int iterator.
5827 (rounding): New int attribute.
5829 (frndintxf2_<rounding>): Macroize insn from
5830 frndintxf2_{floor,ceil,trunc} using FRNDINT_ROUNDING int iterator.
5831 (frndintxf2_<rounding>_i387): Macroize insn from
5832 frndintxf2_{floor,ceil,trunc}_i387 using FRNDINT_ROUNDING int iterator.
5834 2012-06-19 Richard Guenther <rguenther@suse.de>
5836 * tree-vrp.c (union_ranges): New function.
5837 (vrp_meet_1): Use union_ranges.
5838 (vrp_meet): Dump what we union and call vrp_meet_1.
5840 2012-06-19 Richard Earnshaw <rearnsha@arm.com>
5842 * arm.md (enum unspec): Delete UNSPEC_SIN and UNSPEC_COS.
5843 (attr type): Remove fmul, ffmul, farith, ffarith, float_em
5844 f_fpa_load, f_fpa_store, f_mem_r, r_mem_f.
5845 (attr write_conflict, attr core_cycles): Update.
5846 * arm-generic.md (r_mem_f_wbuf): Delete reservation.
5848 2012-06-19 Richard Guenther <rguenther@suse.de>
5850 * tree-vrp.c (intersect_ranges): Handle more cases.
5851 (vrp_intersect_ranges): Dump what we intersect and call ...
5852 (vrp_intersect_ranges_1): ... this.
5854 2012-06-19 Richard Guenther <rguenther@suse.de>
5856 PR tree-optimization/53708
5857 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
5858 user-supplied alignment and alignment of decls with the used
5861 2012-06-18 Lawrence Crowl <crowl@google.com>
5863 * timevar.def (TV_PHASE_GENERATE): Rename to TV_PHASE_LATE_ASM.
5864 (TV_PHASE_CGRAPH): Rename to TV_PHASE_OPT_GEN.
5865 (TV_PHASE_STREAM_IN): New.
5866 (TV_PHASE_STREAM_OUT): New.
5867 * timevar.c (validate_phases): New.
5868 (timevar_print): Call validate_phases.
5869 * c-decl.c (c_write_global_declarations): Rename use of TV_PHASE_CGRAPH
5870 to TV_PHASE_OPT_GEN.
5871 * langhooks.c (write_global_declarations): Rename use of
5872 TV_PHASE_CGRAPH to TV_PHASE_OPT_GEN. Use TV_PHASE_DBGINFO instead of
5873 TV_PHASE_CHECK_DBGINFO.
5874 * toplev.c (compile_file): Rename use of TV_PHASE_GENERATE to
5875 TV_PHASE_LATE_ASM. Move start of TV_PHASE_LATE_ASM to after call to
5876 lang_hooks.decls.final_write_globals.
5878 2012-06-18 David Edelshn <dje.gcc@gmail.com>
5880 * config/rs6000/aix52.h (TARGET_EXTRA_BUILTINS): Define as 0.
5882 2012-06-18 Uros Bizjak <ubizjak@gmail.com>
5885 * config/i386/sse.md (*sse4_2_pcmpestr_unaligned): New.
5886 (*sse4_2_pcmpistr_unaligned): New.
5888 2012-06-18 Ian Bolton <ian.bolton@arm.com>
5889 Sameera Deshpande <sameera.deshpande@arm.com>
5890 Greta Yorsh <greta.yorsh@arm.com>
5892 * config/arm/arm-protos.h (arm_output_epilogue): Remove.
5893 * config/arm/arm.c (print_multi_reg): Remove.
5894 (vfp_output_fldmd): Likewise.
5895 (arm_output_epilogue): Likewise.
5896 * config/arm/arm.md (epilogue_insns): Update condition and code.
5898 2012-06-18 Ian Bolton <ian.bolton@arm.com>
5899 Sameera Deshpande <sameera.deshpande@arm.com>
5900 Greta Yorsh <greta.yorsh@arm.com>
5902 * config/arm/arm-protos.h (thumb2_expand_return): New declaration.
5903 * config/arm/arm.c (thumb2_expand_return): New function.
5904 * config/arm/arm.md (return): Update condition and code.
5906 2012-06-18 Ian Bolton <ian.bolton@arm.com>
5907 Sameera Deshpande <sameera.deshpande@arm.com>
5908 Greta Yorsh <greta.yorsh@arm.com>
5910 * config/arm/arm-protos.h (output_return_instruction): New parameter
5911 and int to bool change of parameter types.
5912 * config/arm/arm.c (output_return_instruction): Likewise.
5913 * config/arm/arm.md (arm_simple_return): New pattern.
5914 (arm_return, cond_return, cond_return_inverted): Add new arguments.
5915 * config/arm/thumb2.md (thumb2_return): Update condition and code.
5917 2012-06-18 Ian Bolton <ian.bolton@arm.com>
5918 Sameera Deshpande <sameera.deshpande@arm.com>
5919 Greta Yorsh <greta.yorsh@arm.com>
5921 * config/arm/arm-protos.h (arm_expand_epilogue): New declaration.
5922 * config/arm/arm.c (arm_expand_epilogue): New function.
5923 * config/arm/arm.md (epilogue): Update condition and code.
5924 (sibcall_epilogue): Likewise.
5926 2012-06-18 Ian Bolton <ian.bolton@arm.com>
5927 Sameera Deshpande <sameera.deshpande@arm.com>
5928 Greta Yorsh <greta.yorsh@arm.com>
5930 * config/arm/arm.c (arm_expand_epilogue_apcs_frame): New function.
5931 * config/arm/arm.md (arm_addsi3) Add an alternative.
5933 2012-06-18 Ian Bolton <ian.bolton@arm.com>
5934 Sameera Deshpande <sameera.deshpande@arm.com>
5935 Greta Yorsh <greta.yorsh@arm.com>
5937 * config/arm/arm.md (vfp_pop_multiple_with_writeback) New define_insn.
5938 * config/arm/predicates.md (pop_multiple_fp) New special predicate.
5939 * config/arm/arm.c (arm_emit_vfp_multi_reg_pop): New function.
5941 2012-06-18 Ian Bolton <ian.bolton@arm.com>
5942 Sameera Deshpande <sameera.deshpande@arm.com>
5943 Greta Yorsh <greta.yorsh@arm.com>
5945 * config/arm/arm.md (load_multiple_with_writeback) New define_insn.
5946 (load_multiple, pop_multiple_with_writeback_and_return) Likewise.
5947 (pop_multiple_with_return, ldr_with_return) Likewise.
5948 * config/arm/predicates.md (pop_multiple_return) New special predicate.
5949 * config/arm/arm-protos.h (arm_output_multireg_pop) New declaration.
5950 * config/arm/arm.c (arm_output_multireg_pop) New function.
5951 (arm_emit_multi_reg_pop): New function.
5953 2012-06-18 Greta Yorsh <Greta.Yorsh@arm.com>
5955 * config/arm/arm.c (ldm_stm_operation_p): Require SP
5956 as base register for loads if SP is in the register list.
5958 2012-06-18 Richard Guenther <rguenther@suse.de>
5960 PR tree-optimization/53693
5961 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
5962 Reject operands with more than one use.
5964 2012-06-18 Bill Schmidt <wschmidt@linux.ibm.com>
5966 PR tree-optimization/53703
5967 * tree-ssa-phiopt.c (hoist_adjacent_loads): Skip virtual phis;
5968 correctly set bb_for_def[12].
5970 2012-06-18 Steven Bosscher <steven@gcc.gnu.org>
5972 * config/vax/vax.h (VMS_TARGET): Remove.
5974 2012-06-18 Richard Guenther <rguenther@suse.de>
5976 * tree-vrp.c (extract_range_from_assert): Split out range
5978 (intersect_ranges): New function.
5979 (vrp_intersect_ranges): Likewise.
5981 2012-06-18 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5983 * config/s390/s390.c (s390_gimplify_va_arg): Revert change from
5986 2012-06-18 Tejas Belagod <tejas.belagod@arm.com>
5988 * doc/md.texi: Document int iterators.
5989 * read-rtl.c (ints): New iterator group.
5990 (find_int): Int iterator group callback.
5991 (apply_int_iterator): Likewise.
5992 (apply_iterators): Traverse int iterator table and add all the used
5994 (initialize_iterators): Initialize data structures and callbacks for
5996 (read_rtx): Parse and read mappings for int iterators.
5997 (read_rtx_code): Record int iterator usage.
5999 2012-06-18 Richard Sandiford <rdsandiford@googlemail.com>
6002 * expr.c (expand_expr_addr_expr_1): Convert to tmode before
6003 performing an addition.
6005 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
6007 * output.h (split_double): Move prototype to rtl.h.
6008 (constructor_static_from_elts_p): Move prototype to tree.c.
6009 * rtl.h (split_double): Moved here from output.h.
6010 * tree.h (constructor_static_from_elts_p): Moved here from output.h.
6011 * final.c (split_double): Move from here ...
6012 * rtlanal.c (split_double): ... to here.
6013 * expr.c: Do not include output.h.
6015 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
6017 * cfglayout.h: Remove.
6018 * cfglayout.c: Remove.
6019 * function.h (struct function): Remove x_last_location field.
6020 * function.c: Do not include cfglayout.h.
6021 (expand_function_start): Do not call no-op force_next_line_note.
6022 (expand_function_end): Likewise.
6023 * cfgrtl.c: Do not include cfglayout.h. Include gt-cfgrtl.h.
6024 (unlink_insn_chain): Moved here from cfglayout.c.
6025 (skip_insns_after_block, label_for_bb, record_effective_endpoints,
6026 into_cfg_layout_mode, outof_cfg_layout_mode,
6027 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode,
6028 relink_block_chain, fixup_reorder_chain, verify_insn_chain,
6029 fixup_fallthru_exit_predecessor, force_one_exit_fallthru,
6030 cfg_layout_can_duplicate_bb_p, duplicate_insn_chain,
6031 cfg_layout_duplicate_bb, cfg_layout_initialize, break_superblocks,
6032 cfg_layout_finalize): Likewise.
6033 (rtl_can_remove_branch_p): Likewise.
6034 * rtl.h (insn_scope): Move prototype from cfglayout.h here.
6035 (duplicate_insn_chain): Likewise.
6036 (force_next_line_note): Remove prototype.
6037 * emit-rtl.c: Do not include tree-flow.h, egad. Include vecprim.h.
6038 (last_location): Remove #define to emit.x_last_location.
6039 (force_next_line_note): Remove no-op function.
6040 (init_emit): Don't set x_last_location.
6041 (block_locators_locs, block_locators_blocks, locations_locators_locs,
6042 locations_locators_vals, prologue_locator, epilogue_locator,
6043 curr_location, last_location, curr_block, last_block, curr_rtl_loc):
6044 Move POD to here from cfglayout.c.
6045 (insn_locators_alloc, insn_locators_finalize, insn_locators_free,
6046 set_curr_insn_source_location, get_curr_insn_source_location,
6047 set_curr_insn_block, get_curr_insn_block, curr_insn_locator,
6048 locator_scope, insn_scope, locator_location, locator_line, insn_line,
6049 locator_file, insn_file, locator_eq): Move to here from cfglayout.c.
6050 * cfghooks.h: Remove double-include protection.
6051 (can_copy_bbs_p, copy_bbs): Move prototypes from cfglayout.h to here.
6052 * cfghooks.c (can_copy_bbs_p, copy_bbs): Move to here from cfglayout.c.
6053 * final.c: Do not include cfglayout.h.
6054 (choose_inner_scope, change_scope): Move to here from cfglayout.c.
6055 (reemit_insn_block_notes): Likewise. Make static.
6056 * tree-flow.h (tree_could_trap_p, operation_could_trap_helper_p,
6057 operation_could_trap_p, tree_could_throw_p): Move from here...
6058 * tree.h: ... to here.
6059 * gengtype.c (open_base_files): Remove cfglayout.h from the list.
6060 * profile.c: Do not include cfghooks.h.
6061 * cfgloopmanip.c: Do not include cfglayout.h and cfghooks.h.
6062 * modulo-sched.c: Likewise.
6063 * loop-unswitch.c: Do not include cfglayout.h.
6064 * sched-ebb.c: Likewise.
6065 * tracer.c: Likewise.
6067 * tree-vect-loop-manip.c: Likewise.
6068 * loop-init.c: Likewise.
6069 * dwarf2out.c: Likewise.
6070 * hw-doloop.c: Likewise.
6071 * loop-unroll.c: Likewise.
6072 * cfgcleanup.c: Likewise.
6073 * bb-reorder.c: Likewise.
6074 * sched-rgn.c: Likewise.
6075 * tree-cfg.c: Likewise.
6076 * config/alpha/alpha.c: Likewise.
6077 * config/spu/spu.c: Likewise.
6078 * config/sparc/sparc.c: Likewise.
6079 * config/sh/sh.c: Likewise.
6080 * config/c6x/c6x.c: Likewise.
6081 * config/ia64/ia64.c: Likewise.
6082 * config/rs6000/rs6000.c: Likewise.
6083 * config/score/score.c: Likewise.
6084 * config/mips/mips.c: Likewise.
6085 * config/bfin/bfin.c: Likewise.
6086 * Makefile.in (CFGAYOUT_H): Remove, and fixup users.
6087 * config/rs6000/t-rs6000 (rs6000.o): Do not depend on cfglayout.h.
6088 * config/spu/t-spu-elf (spu.o: $): Likewise.
6089 * config/sparc/t-sparc (sparc.o): Do not depend on CFGLAYOUT_H.
6091 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
6093 * cfgloop.h: Do not include rtl.h.
6094 (enum iv_extend_code): New.
6095 (struct rtx_iv): Use iv_extend_code instead of rtx_code.
6096 * Makefile.in (CFGLOOP_H): Do not depend on RTL_H.
6097 * loop-iv.c (iv_extend_to_rtx_code): New function to translate
6098 an IV_EXTEND_CODE to an RTX_CODE.
6099 (dump_iv_info): Update for rtx_iv field type change.
6100 (iv_constant): Likewise.
6101 (iv_subreg): Likewise.
6102 (iv_extend): Likewise.
6105 (iv_mult): Likewise.
6106 (iv_shift): Likewise.
6107 (get_biv_step_1): Likewise.
6108 (get_biv_step): Likewise.
6109 (iv_analyze_biv): Likewise.
6110 (get_iv_value): Likewise.
6111 (shorten_into_mode): Likewise.
6112 (canonicalize_iv_subregs): Likewise.
6113 * sese.c (sese_build_liveouts): Use MAY_HAVE_DEBUG_STMTS instead
6114 of MAY_HAVE_DEBUG_INSNS.
6115 * tree-ssa-loop-ivopts.c: Include recog.h after expr.h.
6116 * tree-ssa-loop-prefetch.c: Likewise.
6118 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
6120 * expmed.c (ceil_log2): Move from here...
6121 * hwint.c: ... to here for older GCCs...
6122 * hwint.h: ... and here for newer GCCs.
6123 * rtl.h (ceil_log2): Remove prototype.
6125 * tree-phinodes.c: Do not include rtl.h.
6126 * Makefile.in (tree-phinodes.o): Do not depend on RTL_H.
6128 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
6130 * config/cris/cris.h (TARGET_ELF): Remove.
6131 (FORCE_EH_FRAME_INFO_IN_DATA_SECTION): Remove.
6132 (CRIS_ASM_OUTPUT_ALIGNED_DECL_COMMON): Simpify using TARGET_ELF==1.
6133 (LOCAL_LABEL_PREFIX): Likewise.
6134 * config/cris/cris.c (cris_target_asm_named_section): Remove.
6135 (cris_option_override): Simpify using TARGET_ELF==1.
6136 (cris_file_start): Likewise.
6137 * config/cris/cris-protos.h (cris_target_asm_named_section): Remove.
6139 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
6141 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
6143 2012-06-16 Eric Botcazou <ebotcazou@adacore.com>
6146 * tree-inline.c (initialize_cfun): Copy can_delete_dead_exceptions.
6148 2012-06-15 Easwaran Raman <eraman@google.com>
6150 * passes.c (init_optimization_passes): Remove pass_call_cdce
6151 from its current position and insert after pass_dce.
6153 2012-06-15 Walter Lee <walt@tilera.com>
6155 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
6157 2012-06-15 Richard Earnshaw <rearnsha@arm.com>
6159 * arm.c (note_invalid_constants): Don't return a result.
6160 (arm_memory_load_p): Delete function.
6161 (arm_const_double_rtx): Delete iterator variable i;
6162 (fp_immediate_constant): Likewise.
6163 (fp_const_from_val): Likewise.
6165 * arm.c (arm_init_iwmmxt_builtins): Delete void_ftype_void.
6167 2012-06-15 Marc Glisse <marc.glisse@inria.fr>
6170 * c-typeck.c (c_build_vec_perm_expr): Move to c-family/c-common.c.
6171 * c-tree.h (c_build_vec_perm_expr): Move to c-family/c-common.h.
6173 2012-06-15 Georg-Johann Lay <avr@gjlay.de>
6175 * config/avr/avr.c (avr_default_expand_builtin): New function.
6176 (avr_expand_builtin): Use it.
6177 (avr_expand_unop_builtin): Remove.
6178 (avr_expand_binop_builtin): Remove.
6179 (avr_expand_triop_builtin): Remove.
6181 2012-06-15 Michael Matz <matz@suse.de>
6184 * cfgexpand.c (add_alias_set_conflicts): Remove.
6185 (expand_used_vars): Don't call it.
6186 (aggregate_contains_union_type): Remove.
6187 * function.c (n_temp_slots_in_use): New static data.
6188 (make_slot_available, assign_stack_temp_for_type): Update it.
6189 (init_temp_slots): Zero it.
6190 (remove_unused_temp_slot_addresses): Use it for quicker removal.
6191 (remove_unused_temp_slot_addresses_1): Use htab_clear_slot.
6193 2012-06-15 Michael Matz <matz@suse.de>
6195 * gimplify.c (gimplify_compound_literal_expr): Take gimple_test_f
6196 argument, don't emit assign statement if value is directly usable.
6197 (gimplify_expr): Adjust.
6199 2012-06-15 Michael Matz <matz@suse.de>
6201 * gimplify.c (gimplify_modify_expr): Fold generated statements.
6202 * gimple-fold.c (can_refer_decl_in_current_unit_p): Check flag_ltrans.
6204 2012-06-15 Richard Guenther <rguenther@suse.de>
6206 * tree-vrp.c (set_and_canonicalize_value_range): Use canonical
6207 predicates to set VR_UNDEFINED and VR_VARYING. Drop a case
6208 we assert for in set_value_range to VR_VARYING.
6210 2012-06-15 Richard Earnshaw <rearnsha@arm.com>
6212 * arm.md (addsf3, adddf3): Use s_register_operand.
6213 (subsf3, subdf3): Likewise.
6214 (mulsf3, muldf3): Likewise.
6215 (difsf3, divdf3): Likewise.
6216 (movsfcc, movdfcc): Likewise.
6217 * predicates.md (f_register_operand): Delete.
6218 (arm_float_rhs_operand): Delete.
6219 (arm_float_add_operand): Delete.
6220 (arm_float_compare_operand): Use s_register_operand when
6222 (cirrus_register_operand): Delete.
6223 (cirrus_fp_register): Delete.
6224 (cirrus_shift_const): Delete.
6225 (cmpdi_operand): Remove Maverick support.
6226 * constraints.md (f, v, H): Delete constraints.
6227 (G): Update documentation.
6228 * arm.c (fp_consts_inited): Convert to bool.
6229 (strings_fp): Delete.
6230 (values_fp): Delete.
6231 (value_fp0): New variable.
6232 (init_fp_table): Simplify logic.
6233 (arm_const_double_rtx): Likewise.
6234 (fp_immediate_constant): Likewise.
6235 (fp_const_from_val): Likewise.
6236 (neg_const_double_rtx_ok_for_fpa): Delete.
6237 * doc/md.texi (ARM constraints): Update documentation.
6239 2012-06-15 Ulrich Weigand <ulrich.weigand@linaro.org>
6241 PR tree-optimization/53636
6242 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Verify
6243 stride when doing basic-block vectorization.
6245 2012-06-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6247 * tree-vect-generic.c (lower_vec_perm): Propagate vector constants
6250 2012-06-15 Jakub Jelinek <jakub@redhat.com>
6252 * tree-vect-patterns.c (vect_pattern_recog): Don't unnecessarily
6253 allocate and free bbs array for the SLP case.
6255 PR tree-optimization/51581
6256 * expr.h (choose_multiplier): New prototype.
6257 * expmed.c (choose_multiplier): No longer static.
6258 Change multiplier_ptr from rtx * to UHWI *.
6259 (expand_divmod): Adjust callers.
6260 * tree-vect-patterns.c (vect_recog_sdivmod_pow2_pattern): Renamed to...
6261 (vect_recog_divmod_pattern): ... this. Pass bb_vinfo as last
6262 argument to new_stmt_vec_info. Attempt to optimize also divisions
6263 by non-pow2 constants if integer vector division isn't supported.
6264 * tree-vect-stmts.c (vect_analyze_stmt): If node != NULL,
6265 don't look at pattern stmts and sequences.
6267 2012-06-15 Eric Botcazou <ebotcazou@adacore.com>
6270 * common.opt (-fdelete-dead-exceptions): New switch.
6271 * doc/invoke.texi (Code Gen Options): Document it.
6272 * cse.c (count_reg_usage) <CALL_INSN>: Use !insn_nothrow_p in lieu of
6273 insn_could_throw_p predicate. Do not skip an insn that could throw
6274 if dead exceptions can be deleted.
6275 (insn_live_p): Likewise, do not return true in that case.
6276 * dce.c (can_alter_cfg): New flag.
6277 (deletable_insn_p): Do not return false for an insn that can throw if
6278 the CFG can be altered and dead exceptions can be deleted.
6279 (init_dce): Set can_alter_cfg to false for fast DCE, true otherwise.
6280 * dse.c (scan_insn): Use !insn_nothrow_p in lieu of insn_could_throw_
6281 predicate. Do not preserve an insn that could throw if dead exceptions
6283 * function.h (struct function): Add can_delete_dead_exceptions flag.
6284 * function.c (allocate_struct_function): Set it.
6285 * lto-streamer-in.c (input_struct_function_base): Stream it.
6286 * lto-streamer-out.c (input_struct_function_base): Likewise.
6287 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Do not mark a
6288 statement that could throw as necessary if dead exceptions can be
6291 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
6293 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
6295 2012-06-14 Oleg Endo <olegendo@gcc.gnu.org>
6298 * config/sh/sh.md: Add peephole for swapbsi2.
6299 (*swapbisi2_and_shl8, *swapbhisi2): New insns and splits.
6301 2012-06-14 Uros Bizjak <ubizjak@gmail.com>
6303 * config/i386/i386.md (*zero_extendsidi2): Remove x,x alternative.
6304 (*zero_extendsidi2_rex64): Ditto. Remove isa attribute.
6306 2012-06-14 Jakub Jelinek <jakub@redhat.com>
6309 * config/i386/i386.md (*anddi_1 into *andsi_1_zext splitter): New.
6311 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
6313 * arm.c (arm_cirrus_insn_p): Delete.
6314 (cirrus_reorg): Delete.
6315 (arm_reorg): Don't call cirrus_reorg.
6316 (arm_final_prescan_insn_p): Don't check for cirrus insns.
6317 * arm.md (define_attr "type"): Remove mav_farith and mav_dmult.
6318 (adddi3, subdi3): Remove Maverick support.
6319 (arm_adddi3): Likewise.
6320 (adddi_sesidi_di, adddi_zesidi_di): Likewise.
6321 (addsf3, adddf3): Likewise.
6322 (subsf3, subdf3): Likewise.
6323 (mulsf3, muldf3): Likewise.
6324 (ashldi3, ashrdi3, lshrdi3): Likewise.
6325 (floatsisf2, floatsidf2): Likewise.
6326 (fix_truncsfsi2, fix_truncdfsi2): Likewise.
6327 (arm_movdi, thumb1_movdi_insn): Likewise.
6328 (arm_cmpdi_insn): Likewise.
6329 (cirrus_cmpsf, cirrus_cmpdf, cirrus_cmpdi): Likewise.
6330 (cirrus.md): Don't include.
6331 * cirrus.md: Delete file.
6332 * t-arm (MD_INCLUDES): Remove cirrus.md.
6334 2012-06-14 Eric Botcazou <ebotcazou@adacore.com>
6336 * dwarf2out.c (function_possibly_abstracted_p): New static function.
6337 (gen_subprogram_die): Use it function_possibly_abstracted_p in lieu of
6338 cgraph_function_possibly_inlined_p.
6339 (gen_inlined_subroutine_die): Return if the origin is to be ignored.
6340 (process_scope_var): Do not emit concrete instances of abstracted
6341 nested functions from here.
6342 (gen_decl_die): Emit the abstract instance if the function is possibly
6343 abstracted and not only possibly inlined.
6344 (dwarf2out_finish): Find the first non-abstract parent instance and
6345 attach concrete instances on the limbo list to it.
6347 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
6349 * arm.md (divsf3, divdf3): Remove FPA support.
6350 (negsf2, negdf2): Likewise.
6351 (sqrtsf2, sqrtdf2): Likewise.
6352 (movdfcc): Likewise.
6353 (modsf3, moddf3, movxf): Delete.
6354 (push_fp_multi): Delete.
6355 (fpa.md): Don't include it.
6356 * fpa.md: Delete file.
6357 * t-arm (MD_INCLUDES): Remove fpa.md.
6359 2012-06-14 Bill Schmidt <wschmidt@linux.ibm.com>
6361 * tree-vectorizer.h (vect_get_stmt_cost): Move from tree-vect-stmts.c.
6362 (cost_for_stmt): Remove decl.
6363 (vect_get_single_scalar_iteration_cost): Correct typo in name.
6364 * tree-vect-loop.c (vect_get_cost): Remove.
6365 (vect_get_single_scalar_iteration_cost): Correct typo in name; use
6366 vect_get_stmt_cost rather than vect_get_cost.
6367 (vect_get_known_peeling_cost): Use vect_get_stmt_cost rather than
6369 (vect_estimate_min_profitable_iters): Correct typo in call to
6370 vect_get_single_scalar_iteration_cost; use vect_get_stmt_cost rather
6372 (vect_model_reduction_cost): Use vect_get_stmt_cost rather than
6374 (vect_model_induction_cost): Likewise.
6375 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Correct
6376 typo in call to vect_get_single_scalar_iteration_cost.
6377 * tree-vect-stmts.c (vect_get_stmt_cost): Move to tree-vectorizer.h.
6378 (cost_for_stmt): Remove unnecessary function.
6379 * Makefile.in (TREE_VECTORIZER_H): Update dependencies.
6381 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
6383 * arm.opt (mfp=2, mfp=3, mfpe, mfpe=2, mfpe=3): Delete options.
6384 * arm-fpus.def (fpa, fpe2, fpe3, maverick): Delete FPU types.
6385 * arm-tables.opt: Regenerated.
6386 * doc/invoke.texi: Remove references to deleted options.
6388 2012-06-14 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
6390 * config/h8300/genmova.sh: Modified to add offset bits of
6391 mova/Sz assembly instruction for memory access.
6392 * config/h8300/h8300.c: Likewise.
6393 * config/h8300/mova.md: Likewise.
6395 2012-06-12 Christian Bruel <christian.bruel@st.com>
6398 * config/sh/sh.c (sh_option_override): Don't force
6399 flag_omit_frame_pointer and maccumulate_outgoing_args.
6400 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
6402 2012-06-14 Richard Guenther <rguenther@suse.de>
6404 * tree-vrp.c (VR_INITIALIZER): New define.
6405 (ranges_from_anti_range): New function.
6406 (extract_range_from_binary_expr_1): Decompose operations on
6407 VR_ANTI_RANGEs to operations on VR_RANGE.
6408 (extract_range_from_unary_expr_1): Likewise.
6409 (extract_range_from_binary_expr_1, extract_range_from_binary_expr,
6410 extract_range_from_unary_expr_1, extract_range_from_unary_expr,
6411 extract_range_from_cond_expr, adjust_range_with_scev,
6412 vrp_visit_assignment_or_call, vrp_visit_phi_node,
6413 simplify_bit_ops_using_ranges): Use VR_INITIALIZER.
6415 2012-06-13 Richard Henderson <rth@redhat.com>
6417 * hwint.h (HOST_WIDEST_INT_C): New.
6418 (HOST_WIDE_INT_C): New.
6419 (HOST_WIDE_INT_1): Use it.
6420 * config/alpha/alpha.c (alpha_trampoline_init): Use it.
6422 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
6425 * var-tracking.c: Include alias.h.
6426 (overlapping_mems): New struct.
6427 (drop_overlapping_mem_locs): New.
6428 (clobber_overlapping_mems): New.
6429 (var_mem_delete_and_set, var_mem_delete): Call it.
6430 (val_bind): Likewise, but only if modified.
6431 (compute_bb_dataflow, emit_notes_in_bb): Call it on MEMs.
6432 * Makefile.in (var-tracking.o): Depend in $(ALIAS_H).
6434 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
6437 * var-tracking.c (loc_exp_dep_pool): New.
6438 (vt_emit_notes): Create and release the pool.
6439 (compute_bb_dataflow): Use value-based locations in MO_VAL_SET.
6440 (emit_notes_in_bb): Likewise.
6441 (loc_exp_dep_insert): Deal with NOT_ONEPART vars.
6442 (notify_dependents_of_changed_value): Likewise.
6443 (notify_dependents_of_resolved_value): Check that NOT_ONEPART
6444 variables don't have a VAR_LOC_DEP_LST.
6445 (emit_note_insn_var_location): Expand NOT_ONEPART locs that are
6446 VALUEs or MEMs of VALUEs.
6448 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
6452 * dce.c (word_dce_process_block): Insert debug temps only if the
6454 (dce_process_block): Likewise, and if debug.used is not empty,
6455 and only after iterating over all DEFs that might mark the insn.
6457 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
6459 * common.opt (ftree-coalesce-inlined-vars): New.
6460 (ftree-coalesce-vars): New.
6461 * doc/invoke.texi: Document them.
6462 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
6465 2012-06-13 Richard Sandiford <rdsandiford@googlemail.com>
6467 * read-rtl.c (mapping): Remove index field. Add current_value field.
6468 Define heap vectors.
6469 (iterator_group): Fix long line. Remove num_builtins field and
6470 uses_iterator fields. Make apply_iterator take a void * parameter.
6471 (iterator_use, atttribute_use): New structures.
6472 (iterator_traverse_data, BELLWETHER_CODE, bellwether_codes): Delete.
6473 (current_iterators, iterator_uses, attribute_uses): New variables.
6474 (uses_mode_iterator_p, uses_code_iterator_p): Delete.
6475 (apply_mode_iterator, apply_code_iterator): Take a void * parameter.
6476 (map_attr_string, apply_iterator_to_string): Remove iterator
6477 and value parameters. Look through all current iterator values
6478 for a matching attribute.
6479 (mode_attr_index, apply_mode_maps): Delete.
6480 (apply_iterator_to_rtx): Replace with...
6481 (copy_rtx_for_iterators): ...this new function.
6482 (uses_iterator_p, apply_iterator_traverse): Delete.
6483 (apply_attribute_uses, add_current_iterators, apply_iterators): New
6485 (add_mapping): Remove index field. Set current_value field.
6486 (initialize_iterators): Don't set num_builtins and uses_iterator_p
6488 (find_iterator): Delete.
6489 (record_iterator_use, record_attribute_use): New functions.
6490 (record_potential_iterator_use): New function.
6491 (check_code_iterator): Remove handling of bellwether codes.
6492 (read_rtx): Remove mode maps. Truncate iterator and attribute uses.
6493 (read_rtx_code, read_nested_rtx, read_rtx_variadic): Remove mode_maps
6494 parameter. Use the first code iterator value instead of the
6495 bellwether_codes array. Use record_potential_iterator_use for modes.
6497 2012-06-13 Oleg Endo <olegendo@gcc.gnu.org>
6500 * config/sh/sh.md (bswapsi2): New expander.
6501 (swapbsi2): New insn.
6503 2012-06-13 H.J. Lu <hongjiu.lu@intel.com>
6506 * config/i386/i386.c (ix86_tune_cost): New variable.
6507 (ix86_option_override_internal): Set ix86_tune_cost. Use
6508 ix86_tune_cost for simultaneous_prefetches, prefetch_block,
6509 l1_cache_size and l2_cache_size.
6511 2012-06-13 Richard Guenther <rguenther@suse.de>
6513 * tree-vrp.c (vrp_meet): Properly meet equivalent ranges.
6514 Handle meeting two VR_RANGE to an VR_ANTI_RANGE. Implement
6515 all possible meetings of VR_RANGE with VR_ANTI_RANGE and
6516 VR_ANTI_RANGE with VR_ANTI_RANGE.
6518 2012-06-13 Richard Earnshaw <rearnsha@arm.com>
6520 * config.gcc (unsupported): Move obsoleted FPA-based configurations
6522 (obsolete): ... here.
6523 (arm*-*-freebsd*): Remove.
6524 (arm*-*-linux*): Only accept EABI variants. Simplify logic.
6525 (arm*-*-uclinux*): Likewise.
6526 (arm*-*-ecos-elf): Remove.
6527 (arm*-*-rtems*): Remove.
6528 (arm*-*-elf): Remove.
6529 (arm*-wince-pe*): Remove.
6530 (arm, --with-fpu): Remove support for fpa and Maverick variants.
6531 * arm/ecos-elf.h: Delete.
6532 * arm/t-strongarm-elf: Delete.
6533 * arm/rtems-elf.h: Delete.
6534 * arm/wince-pe.h: Delete.
6537 * arm/t-wince-pe: Delete.
6539 2012-06-13 Bill Schmidt <wschmidt@linux.ibm.com>
6541 PR tree-optimization/53647
6542 * tree-ssa-phiopt.c (gate_hoist_loads): Skip transformation for
6543 targets with no defined cache line size.
6545 2012-06-13 Bill Schmidt <wschmidt@linux.ibm.com>
6547 * targhooks.c (default_builtin_vectorized_conversion): Handle
6548 vec_construct, using vectype to base cost on subparts.
6549 * target.h (enum vect_cost_for_stmt): Add vec_construct.
6550 * tree-vect-stmts.c (vect_model_load_cost): Use vec_construct
6551 instead of scalar_to-vec.
6552 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
6553 vec_construct in same way as default for now.
6554 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
6555 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
6556 Handle vec_construct, including special case for 32-bit loads.
6558 2012-06-13 Xinyu Qi <xyqi@marvell.com>
6560 * config/arm/arm.c (FL_IWMMXT2): New define.
6561 (arm_arch_iwmmxt2): New variable.
6562 (arm_option_override): Enable use of iWMMXt with VFP.
6563 Disable use of iWMMXt with NEON. Disable use of iWMMXt under
6564 Thumb mode. Set arm_arch_iwmmxt2.
6565 (arm_expand_binop_builtin): Accept VOIDmode op.
6566 (enum arm_builtins): Revise built-in fcode.
6567 (IWMMXT2_BUILTIN): New define.
6568 (IWMMXT2_BUILTIN2): Likewise.
6569 (iwmmx2_mbuiltin): Likewise.
6570 (builtin_description bdesc_2arg): Revise built in declaration.
6571 (builtin_description bdesc_1arg): Likewise.
6572 (arm_init_iwmmxt_builtins): Revise built in initialization.
6573 (arm_expand_builtin): Revise built in expansion.
6574 (arm_output_iwmmxt_shift_immediate): New function.
6575 (arm_output_iwmmxt_tinsr): Likewise.
6576 * config/arm/arm-protos.h (arm_output_iwmmxt_shift_immediate): Declare.
6577 (arm_output_iwmmxt_tinsr): Likewise.
6578 * config/arm/iwmmxt.md (WCGR0, WCGR1, WCGR2, WCGR3): New constant.
6579 (iwmmxt_psadbw, iwmmxt_walign, iwmmxt_tmrc, iwmmxt_tmcr): Delete.
6580 (rorv4hi3, rorv2si3, rordi3): Likewise.
6581 (rorv4hi3_di, rorv2si3_di, rordi3_di): Likewise.
6582 (ashrv4hi3_di, ashrv2si3_di, ashrdi3_di): Likewise.
6583 (lshrv4hi3_di, lshrv2si3_di, lshrdi3_di): Likewise.
6584 (ashlv4hi3_di, ashlv2si3_di, ashldi3_di): Likewise.
6585 (iwmmxt_tbcstqi, iwmmxt_tbcsthi, iwmmxt_tbcstsi): Likewise
6586 (*iwmmxt_clrv8qi, *iwmmxt_clrv4hi, *iwmmxt_clrv2si): Likewise.
6587 (tbcstv8qi, tbcstv4hi, tbsctv2si): New pattern.
6588 (iwmmxt_clrv8qi, iwmmxt_clrv4hi, iwmmxt_clrv2si): Likewise.
6589 (*and<mode>3_iwmmxt, *ior<mode>3_iwmmxt, *xor<mode>3_iwmmxt): Likewise.
6590 (ror<mode>3, ror<mode>3_di): Likewise.
6591 (ashr<mode>3_di, lshr<mode>3_di, ashl<mode>3_di): Likewise.
6592 (ashli<mode>3_iwmmxt, iwmmxt_waligni, iwmmxt_walignr): Likewise.
6593 (iwmmxt_walignr0, iwmmxt_walignr1): Likewise.
6594 (iwmmxt_walignr2, iwmmxt_walignr3): Likewise.
6595 (iwmmxt_setwcgr0, iwmmxt_setwcgr1): Likewise.
6596 (iwmmxt_setwcgr2, iwmmxt_setwcgr3): Likewise.
6597 (iwmmxt_getwcgr0, iwmmxt_getwcgr1): Likewise.
6598 (iwmmxt_getwcgr2, iwmmxt_getwcgr3): Likewise.
6599 (All instruction patterns): Add wtype attribute.
6600 (*iwmmxt_arm_movdi, *iwmmxt_movsi_insn): iWMMXt coexist with vfp.
6601 (iwmmxt_uavgrndv8qi3, iwmmxt_uavgrndv4hi3): Revise the pattern.
6602 (iwmmxt_uavgv8qi3, iwmmxt_uavgv4hi3): Likewise.
6603 (ashr<mode>3_iwmmxt, ashl<mode>3_iwmmxt, lshr<mode>3_iwmmxt): Likewise.
6604 (iwmmxt_tinsrb, iwmmxt_tinsrh, iwmmxt_tinsrw):Likewise.
6605 (eqv8qi3, eqv4hi3, eqv2si3, gtuv8qi3): Likewise.
6606 (gtuv4hi3, gtuv2si3, gtv8qi3, gtv4hi3, gtv2si3): Likewise.
6607 (iwmmxt_wunpckihh, iwmmxt_wunpckihw, iwmmxt_wunpckilh): Likewise.
6608 (iwmmxt_wunpckilw, iwmmxt_wunpckehub, iwmmxt_wunpckehuh): Likewise.
6609 (iwmmxt_wunpckehuw, iwmmxt_wunpckehsb, iwmmxt_wunpckehsh): Likewise.
6610 (iwmmxt_wunpckehsw, iwmmxt_wunpckelub, iwmmxt_wunpckeluh): Likewise.
6611 (iwmmxt_wunpckeluw, iwmmxt_wunpckelsb, iwmmxt_wunpckelsh): Likewise.
6612 (iwmmxt_wunpckelsw, iwmmxt_wmadds, iwmmxt_wmaddu): Likewise.
6613 (iwmmxt_wsadb, iwmmxt_wsadh, iwmmxt_wsadbz, iwmmxt_wsadhz): Likewise.
6614 (iwmmxt2.md): Include.
6615 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __IWMMXT2__.
6616 (TARGET_IWMMXT2): New define.
6617 (TARGET_REALLY_IWMMXT2): Likewise.
6618 (arm_arch_iwmmxt2): Declare.
6619 * config/arm/mmintrin.h: Use __IWMMXT__ to enable iWMMXt intrinsics.
6620 Use __IWMMXT2__ to enable iWMMXt2 intrinsics.
6621 Use C name-mangling for intrinsics.
6623 (_mm_cvtsi32_si64, _mm_andnot_si64, _mm_sad_pu8): Revise.
6624 (_mm_sad_pu16, _mm_align_si64, _mm_setwcx, _mm_getwcx): Likewise.
6625 (_m_from_int): Likewise.
6626 (_mm_sada_pu8, _mm_sada_pu16): New intrinsic.
6627 (_mm_alignr0_si64, _mm_alignr1_si64, _mm_alignr2_si64): Likewise.
6628 (_mm_alignr3_si64, _mm_tandcb, _mm_tandch, _mm_tandcw): Likewise.
6629 (_mm_textrcb, _mm_textrch, _mm_textrcw, _mm_torcb): Likewise.
6630 (_mm_torch, _mm_torcw, _mm_tbcst_pi8, _mm_tbcst_pi16): Likewise.
6631 (_mm_tbcst_pi32): Likewise.
6632 (_mm_abs_pi8, _mm_abs_pi16, _mm_abs_pi32): New iWMMXt2 intrinsic.
6633 (_mm_addsubhx_pi16, _mm_absdiff_pu8, _mm_absdiff_pu16): Likewise.
6634 (_mm_absdiff_pu32, _mm_addc_pu16, _mm_addc_pu32): Likewise.
6635 (_mm_avg4_pu8, _mm_avg4r_pu8, _mm_maddx_pi16, _mm_maddx_pu16): Likewise.
6636 (_mm_msub_pi16, _mm_msub_pu16, _mm_mulhi_pi32): Likewise.
6637 (_mm_mulhi_pu32, _mm_mulhir_pi16, _mm_mulhir_pi32): Likewise.
6638 (_mm_mulhir_pu16, _mm_mulhir_pu32, _mm_mullo_pi32): Likewise.
6639 (_mm_qmulm_pi16, _mm_qmulm_pi32, _mm_qmulmr_pi16): Likewise.
6640 (_mm_qmulmr_pi32, _mm_subaddhx_pi16, _mm_addbhusl_pu8): Likewise.
6641 (_mm_addbhusm_pu8, _mm_qmiabb_pi32, _mm_qmiabbn_pi32): Likewise.
6642 (_mm_qmiabt_pi32, _mm_qmiabtn_pi32, _mm_qmiatb_pi32): Likewise.
6643 (_mm_qmiatbn_pi32, _mm_qmiatt_pi32, _mm_qmiattn_pi32): Likewise.
6644 (_mm_wmiabb_si64, _mm_wmiabbn_si64, _mm_wmiabt_si64): Likewise.
6645 (_mm_wmiabtn_si64, _mm_wmiatb_si64, _mm_wmiatbn_si64): Likewise.
6646 (_mm_wmiatt_si64, _mm_wmiattn_si64, _mm_wmiawbb_si64): Likewise.
6647 (_mm_wmiawbbn_si64, _mm_wmiawbt_si64, _mm_wmiawbtn_si64): Likewise.
6648 (_mm_wmiawtb_si64, _mm_wmiawtbn_si64, _mm_wmiawtt_si64): Likewise.
6649 (_mm_wmiawttn_si64, _mm_merge_si64): Likewise.
6650 (_mm_torvscb, _mm_torvsch, _mm_torvscw): Likewise.
6651 (_m_to_int): New define.
6652 * config/arm/arm-cores.def (iwmmxt2): Add FL_IWMMXT2.
6653 * config/arm/arm-arches.def (iwmmxt2): Likewise.
6654 * config/arm/t-arm (MD_INCLUDES): Add marvell-f-iwmmxt.md and
6656 * config/arm/arm.md (marvell-f-iwmmxt.md): Include.
6657 (arch): Add "iwmmxt2".
6658 (arch_enabled): Handle "iwmmxt2".
6659 (wtype): New attribute.
6660 (UNSPEC_WMADDS, UNSPEC_WMADDU): Delete.
6661 (UNSPEC_WALIGNI): New unspec.
6662 * config/arm/predicates.md (imm_or_reg_operand): New predicate.
6663 * config/arm/iterators.md (VMMX2): New mode_iterator.
6664 * config/arm/marvell-f-iwmmxt.md: New file.
6665 * config/arm/iwmmxt2.md: New file.
6667 2012-06-12 Jakub Jelinek <jakub@redhat.com>
6672 * c-decl.c (build_compound_literal): Call c_incomplete_type_error
6673 if type isn't complete.
6675 2012-06-12 Uros Bizjak <ubizjak@gmail.com>
6677 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
6679 2012-06-12 Richard Henderson <rth@redhat.com>
6681 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
6682 iterator instead of INT.
6684 2012-06-12 Bill Schmidt <wschmidt@linux.ibm.com>
6686 * opts.c: Add -fhoist-adjacent-loads to -O2 and above.
6687 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Add argument to forward
6689 (hoist_adjacent_loads, gate_hoist_loads): New forward declarations.
6690 (tree_ssa_phiopt): Call gate_hoist_loads.
6691 (tree_ssa_cs_elim): Add parm to tree_ssa_phiopt_worker call.
6692 (tree_ssa_phiopt_worker): Add do_hoist_loads to formal arg list; call
6693 hoist_adjacent_loads.
6694 (local_mem_dependence): New function.
6695 (hoist_adjacent_loads): Likewise.
6696 (gate_hoist_loads): Likewise.
6697 * common.opt (fhoist-adjacent-loads): New switch.
6698 * Makefile.in (tree-ssa-phiopt.o): Added dependencies.
6700 2012-06-12 Michael Matz <matz@suse.de>
6702 * alias.c (nonoverlapping_component_refs_p): Take two rtx arguments.
6703 (nonoverlapping_memrefs_p): Don't call it here ...
6704 (true_dependence_1): ... but here.
6706 2012-06-12 Richard Guenther <rguenther@suse.de>
6708 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove dead code.
6709 * alias.c (ao_ref_from_mem): MEM_EXPR is conservative, MEM_OFFSET
6710 and MEM_SIZE only refines it. Reflect that and be less conservative
6711 if either of the latter is not known.
6713 2012-06-12 Jakub Jelinek <jakub@redhat.com>
6715 PR rtl-optimization/53589
6716 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
6717 discovery even when e->dest != target. If any LABEL_REF points
6718 to e->dest label, redirect it to target's label.
6720 2012-06-12 Chung-Lin Tang <cltang@codesourcery.com>
6722 * config/sh/sh.c (output_stack_adjust): Remove !epilogue_p
6723 condition for generating REG_FRAME_RELATED_EXPR note.
6724 (pop): Add code for generating REG_CFA_RESTORE,
6725 REG_CFA_ADJUST_CFA notes. Set RTX_FRAME_RELATED_P to 1.
6726 (sh_expand_epilogue): Use frame_insn() for FP to SP move.
6727 Set 'frame_p' of calls to output_stack_adjust() to 'true'.
6729 2012-06-11 Richard Henderson <rth@redhat.com>
6731 * config/alpha/alpha.c (HWI_HEX2): Add missing shift.
6732 * vmsdbgout.c (VMS_EPOCH_OFFSET): Add LL suffix.
6734 * config/alpha/alpha.c (alpha_trampoline_init): Split large constants.
6736 2012-06-12 Hans-Peter Nilsson <hp@axis.com>
6738 * doc/tm.texi.in (Addressing Modes) <TARGET_LEGITIMIZE_ADDRESS>:
6739 Mention that this hook needs to be defined for native TLS.
6740 * doc/tm.texi: Regenerate.
6742 2012-06-11 Mike Stump <mikestump@comcast.net>
6744 * emit-rtl.c (init_emit_once): Iterate through the
6745 MODE_PARTIAL_INT modes with MIN_MODE_PARTIAL_INT and
6746 MAX_MODE_PARTIAL_INT, as GET_MODE_WIDER_MODE doesn't step through
6747 all the MIN_MODE_PARTIAL_INT modes anymore.
6749 2012-06-12 Maxim Kuvyrkov <maxim@codesourcery.com>
6751 * gcc/config/mips/mips-tables.opt (xlp): Fix merge typo.
6753 2012-06-11 Roland McGrath <mcgrathr@google.com>
6755 * dwarf2out.c (const_ok_for_output_1): Detect a TLS UNSPEC using
6756 SYMBOL_REF_TLS_MODEL rather than DECL_THREAD_LOCAL_P, in case it's
6757 not a VAR_DECL. Also don't limit it to UNSPECs with exactly one
6760 2012-06-11 Oleg Endo <olegendo@gcc.gnu.org>
6763 * config/sh/sh.md (fmasf4): New expander.
6764 (*macsf3): Rename to fmasf4_i. Adapt to fma pattern.
6765 (mac_media): Rename to fmasf4_media. Adapt to fma pattern.
6766 * config/sh/sh.opt (mfused-madd): Remove.
6767 * config/sh/sh.c (sh_option_override): Remove mfused-madd handling.
6768 (builtin_description bdesc): Remove __builtin_sh_media_FMAC_S.
6769 * config.gcc (sh[123456789lbe]*-*-* | sh-*-*): Add fused-madd.opt
6771 * doc/invoke.texi (SH Options): Update mfused-madd and mno-fused-madd
6774 2012-06-11 Richard Henderson <rth@redhat.com>
6776 * dwarf2cfi.c (scan_trace): Handle annulled branch-taken delay slots.
6778 2012-06-11 Richard Guenther <rguenther@suse.de>
6781 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
6782 replace it with the first non-BLOCK context.
6784 2012-06-11 Richard Guenther <rguenther@suse.de>
6786 * alias.c (aliases_everything_p): Remove.
6787 (DIFFERENT_ALIAS_SETS_P): Likewise.
6788 (true_dependence_1): Use mems_in_disjoint_alias_sets_p directly.
6789 Do not use aliases_everything_p or special-case ANDs. Do not
6790 special-case BLKmode moves.
6791 (may_alias_p): Likewise. Handle BLKmode similar like everywhere
6794 2012-06-09 Hans-Peter Nilsson <hp@axis.com>
6796 Fix CRIS build errors with --enable-build-with-cxx.
6797 * config/cris/cris.c (cris_emit_trap_for_misalignment): Rename
6798 variable "and" to "andop".
6799 * config/cris/sync.md ("atomic_fetch_<atomic_op_name><mode>"): Use
6800 temporary variable for memory model, passing C++-type-correct
6801 parameter type to expand_mem_thread_fence.
6802 ("atomic_compare_and_swap<mode>"): Ditto.
6804 2012-06-09 Richard Henderson <rth@redhat.com>
6807 * cfgcleanup.c (execute_jump): Rename from rest_of_handle_jump2.
6808 (pass_jump): Rename from pass_jump2.
6809 (execute_jump2, pass_jump2): New.
6810 * combine-stack-adj.c (rest_of_handle_stack_adjustments): Don't
6811 perform cfg cleanup here. Move the test of PUSH_ROUNDING
6812 and ACCUMULATE_OUTGOING_ARGS test...
6813 (gate_handle_stack_adjustments): ... here.
6814 * passes.c (init_optimization_passes): Update for pass_jump2 rename.
6815 Place new pass_jump2 after pass_stack_adjustments.
6816 * tree-pass.h (pass_jump): Declare.
6818 2012-06-09 Kenneth Zadeck <zadeck@naturalbridge.com>
6820 * simplify-rtx.c (simplify_const_binary_operation): Fixed shift
6823 2012-06-08 Richard Henderson <rth@redhat.com>
6826 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
6827 note to a clobber insn when no other insn is available.
6829 2012-06-08 Georg-Johann Lay <avr@gjlay.de>
6831 * config/avr/avr.c (avr_case_values_threshold): Return 7.
6833 2012-06-07 Andreas Schwab <schwab@linux-m68k.org>
6835 * genhooks.c (main): Set progname.
6836 (emit_documentation): Remove variable found_start, always bail out
6837 when a place is missing.
6838 * doc/tm.texi.in (C++ ABI): Add @hook TARGET_CXX_DECL_MANGLING_CONTEXT.
6840 2012-06-07 Jakub Jelinek <jakub@redhat.com>
6843 * omp-low.c (scan_omp): Change first argument to gimple_seq *,
6844 call walk_gimple_seq_mod instead of walk_gimple_seq.
6845 (scan_sharing_clauses, scan_omp_parallel, scan_omp_task,
6846 scan_omp_for, scan_omp_sections, scan_omp_single,
6847 execute_lower_omp): Adjust callers.
6848 (scan_omp_1_stmt): Likewise. If check_omp_nesting_restrictions
6849 returns false, replace stmt with GIMPLE_NOP.
6850 (check_omp_nesting_restrictions): Instead of issuing warnings,
6851 issue errors and return false if any errors were reported.
6853 2012-06-06 Steven Bosscher <steven@gcc.gnu.org>
6855 * doc/invoke.texi (fconserve-space): Remove documentation.
6857 2012-06-06 Edmar Wienskoski <edmar@freescale.com>
6859 * config/rs6000/rs6000-tables.opt: Regenerated.
6861 2012-06-06 Richard Guenther <rguenther@suse.de>
6863 PR tree-optimization/53081
6864 * tree-data-ref.h (adjacent_store_dr_p): Rename to ...
6865 (adjacent_dr_p): ... this and make it work for reads, too.
6866 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMCPY.
6867 (struct partition_s): Change main_stmt to main_dr, add
6868 secondary_dr member.
6869 (build_size_arg_loc): Change to date data-reference and not
6871 (build_addr_arg_loc): New function split out from ...
6872 (generate_memset_builtin): ... here. Use it and simplify.
6873 (generate_memcpy_builtin): New function.
6874 (generate_code_for_partition): Adjust.
6875 (classify_partition): Streamline pattern detection. Detect memcpy.
6876 (ldist_gen): Adjust.
6877 (tree_loop_distribution): Adjust seed statements for memcpy
6880 2012-06-06 Matt Turner <mattst88@gmail.com>
6882 * config/arm/mmintrin.h (_mm_empty): New.
6885 2012-06-06 Richard Sandiford <r.sandiford@uk.ibm.com>
6887 * doc/invoke.texi (sched-pressure-algorithm): Document new --param.
6888 * common.opt (fsched-pressure-algorithm=): Remove.
6889 * flag-types.h (sched_pressure_algorithm): Move to...
6890 * sched-int.h (sched_pressure_algorithm): ...here.
6891 * params.def (sched-pressure-algorithm): New param.
6892 * haifa-sched.c (sched_init): Use it to initialize sched_pressure.
6893 * common/config/s390/s390-common.c (s390_option_optimization_table):
6894 Remove OPT_fsched_pressure_algorithm_ entry.
6895 * config/s390/s390.c (s390_option_override): Set a default value for
6896 PARAM_SCHED_PRESSURE_ALGORITHM.
6898 2012-06-05 Michael Meissner <meissner@linux.vnet.ibm.com>
6901 * config/rs6000/rs6000.c (rs6000_generate_compare): If we are
6902 doing an unsigned compare, make sure the second argument is not a
6904 (rs6000_emit_cmove): Don't allow floating point comparisons when
6905 generating ISEL moves.
6907 2012-06-05 Edmar Wienskoski <edmar@freescale.com>
6909 * config/rs6000/e5500.md: New file.
6910 * config/rs6000/e6500.md: New file.
6911 * config/rs6000/rs6000.c (processor_costs): Add new costs for
6913 (rs6000_option_override_internal): Altivec and Spe options not
6914 allowed with e5500. Spe options not allowed with e6500. Increase
6915 move inline limit for e5500 and e6500. Disable string instructions
6916 for e5500 and e6500. Enable branch targets alignment for e5500 and
6917 e6500. Initialize rs6000_cost for e5500 and e6500.
6918 (rs6000_adjust_cost): Add extra scheduling cycles between compare
6919 and brnach for e5500 and e6500.
6920 (rs6000_issue_rate): Set issue rate for e5500 and e6500.
6921 * config/rs6000/rs6000-cpus.def: Add cpu definitions for e5500 and
6923 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add e5500 and e6500.
6924 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce5500 and
6926 Include e5500.md and e6500.md.
6927 * config/rs6000/rs6000-opt.h (processor_type): Add
6928 PROCESSOR_PPCE5500 and PROCESSOR_PPCE6500.
6929 * config.gcc (cpu_is_64bit): Add new cores e5500, e6500.
6930 (powerpc*-*-*): Add new cores e5500, e6500.
6931 * doc/invoke.texi: (item -mcpu): Add e5500 and e6500 to list of cpus.
6933 2012-06-05 Richard Guenther <rguenther@suse.de>
6935 * tree-vect-data-refs.c (vect_analyze_data_refs): Fix last change.
6937 2012-06-05 H.J. Lu <hongjiu.lu@intel.com>
6940 * config.gcc: Select x32 run-time library if --with-abi={x32|mx32}
6941 is used for x86_64-*-*.
6943 2012-06-05 Richard Guenther <rguenther@suse.de>
6945 PR tree-optimization/30442
6946 * tree-vect-data-refs.c (vect_analyze_data_refs): For basic-block
6947 vectorization stop analysis at the first stmt we cannot compute
6948 a data-reference for instead of giving up completely.
6950 2012-06-05 Richard Guenther <rguenther@suse.de>
6952 * tree-loop-distribution.c (struct partition_s): Add has_writes member.
6953 (partition_alloc): Initialize it.
6954 (partition_has_writes): New function.
6955 (rdg_flag_uses): Adjust.
6956 (rdg_flag_vertex): Likewise.
6957 (rdg_flag_vertex_and_dependent): Likewise.
6958 (rdg_flag_loop_exits): Likewise.
6959 (build_rdg_partition_for_component): Likewise.
6960 (rdg_build_partitions): Likewise.
6962 2012-06-05 Richard Guenther <rguenther@suse.de>
6964 PR tree-optimization/53081
6965 * tree-loop-distribution.c (generate_memset_builtin): Handle all
6966 kinds of byte-sized stores.
6967 (classify_partition): Likewise.
6968 (tree_loop_distribution): Adjust seed statements used for
6969 !flag_tree_loop_distribution.
6971 2012-06-05 Alan Modra <amodra@gmail.com>
6973 * config/rs6000/rs6000.c (ptr_regno_for_savres): Comment.
6974 (rs6000_emit_prologue): Ensure register used for inline saves
6975 of vector regs is not the static chain register. Revise comment.
6977 2012-06-04 Oleg Endo <olegendo@gcc.gnu.org>
6979 * doc/md.texi (Standard Pattern Names For Generation): Document
6982 2012-06-04 H.J. Lu <hongjiu.lu@intel.com>
6985 * config/i386/i386.c (ix86_sched_reorder) Skip debug insns.
6987 2012-06-04 Jason Merrill <jason@redhat.com>
6989 * dwarf2out.c (is_unit_die): New.
6990 (copy_declaration_context, copy_ancestor_tree): Use it.
6991 (copy_decls_walk): Likewise.
6993 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
6996 * doc/invoke.texi (Wenum-compare): Update documentation.
6998 2012-06-04 Dodji Seketeli <dodji@redhat.com>
7000 PR preprocessor/53463
7001 * parser.c (cp_parser_assignment_expression): Use the location
7002 for the '=' as the default location for the expression.
7004 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
7007 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
7009 (altivec_stvlxl): Ditto.
7010 (altivec_stvrx): Ditto.
7011 (altivec_stvrxl): Ditto.
7013 2012-06-04 Vladimir Makarov <vmakarov@redhat.com>
7015 * ira-int.h (struct target_ira_int): Add member x_ira_uniform_class_p.
7016 (ira_uniform_class_p): New macro.
7018 * ira.c (setup_uniform_class_p): New function.
7019 (setup_allocno_and_important_classes): Call the function.
7020 (print_unform_and_important_classes): New function.
7021 (print_classes): Rename to print_translated_classes.
7022 (ira_debug_allocno_classes): Add call of
7023 print_unform_and_important_classes.
7025 * ira-costs.c (setup_regno_cost_classes_by_aclass): Use uniform
7026 classes instead of pressure classes.
7028 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
7031 * trans-mem.c (expand_block_edges): Do not skip the first
7032 statement when resetting the BB.
7034 2012-06-04 Richard Guenther <rguenther@suse.de>
7036 * tree-data-ref.c (stores_from_loop): Remove.
7037 (stmt_with_adjacent_zero_store_dr_p): Likewise.
7038 (stores_zero_from_loop): Likewise.
7039 * tree-data-ref.h (stores_from_loop, stores_zero_from_loop,
7040 stmt_with_adjacent_zero_store_dr_p, stride_of_unit_type_p): Remove.
7041 (adjacent_store_dr_p): New function.
7042 * tree-loop-distribution.c (generate_memset_builtin): Pass
7043 the RDG, use the already available data-reference.
7044 (generate_code_for_partition): Pass down RDG.
7045 (classify_partition): Inline parts of the former
7046 stmt_with_adjacent_zero_store_dr_p here and use adjacent_store_dr_p.
7047 (ldist_gen): Remember if there was any detected builtin and
7048 do less work if not and flag_tree_loop_distribution is not set.
7049 (tree_loop_distribution): Inline and fuse stores_from_loop
7050 and stores_zero_from_loop here.
7052 2012-06-04 Richard Guenther <rguenther@suse.de>
7055 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
7056 create new assembler names.
7058 2012-06-04 Richard Guenther <rguenther@suse.de>
7060 * tree-data-ref.c (struct rdg_vertex_info): Remove.
7061 (rdg_vertex_for_stmt): Simplify using gimple_uid.
7062 (create_rdg_vertices): Pass loop argument, remove stmt to RDG index
7063 hashtable. Record stmt data-references.
7064 (hash_stmt_vertex_info): Remove.
7065 (eq_stmt_vertex_info): Likewise.
7066 (hash_stmt_vertex_del): Likewise.
7067 (build_empty_rdg): Simplify.
7068 (build_rdg): Adjust.
7069 (free_rdg): Likewise.
7070 (ref_base_address): Remove.
7071 (have_similar_memory_accesses): Likewise.
7072 * tree-data-ref.h (create_rdg_vertices): Remove.
7073 (struct rdg_vertex): Add datarefs member.
7074 (RDGV_DATAREFS): New define.
7075 (RDG_DATAREFS): Likewise.
7076 (have_similar_memory_accesses): Remove.
7077 (rdg_has_similar_memory_accesses): Likewise.
7078 * tree-loop-distribution.c (ref_base_address): Re-implement here.
7079 (similar_memory_accesses): Re-implement using existing data-references.
7080 (tree_loop_distribution): Initialize stmt uids for the stmt to
7082 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
7083 access stmt vinfo for stmts in loop.
7085 2012-06-04 Andreas Schwab <schwab@linux-m68k.org>
7088 * config/m68k/m68k.md ("tablejump"): Fix check for
7089 CASE_VECTOR_PC_RELATIVE.
7091 2012-06-04 Steven Bosscher <steven@gcc.gnu.org>
7093 * output.h (merge_weak, assemble_alias,
7094 initializer_constant_valid_p,
7095 initializer_constant_valid_for_bitfield_p): Move protos from here...
7096 * tree.h: ... to here.
7097 * cgraphclones.c: Do not include output.h.
7098 * gimplify.c: Likewise.
7099 * reload.c: Likewise.
7100 * recog.c: Likewise.
7101 * tree-ssa-loop-ivopts.c: Likewise.
7102 * tree-switch-conversion.c: Likewise.
7103 * c-parser.c: Likewise.
7104 * c-typeck.c: Likewise.
7105 * Makefile.in: Fix dependencies.
7107 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
7110 * config/avr/avr-stdint.h: New file.
7111 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
7114 2012-06-04 Jakub Jelinek <jakub@redhat.com>
7116 PR tree-optimization/53550
7117 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
7118 is POINTER_TYPE_P, use sizetype as step type instead of type.
7120 2012-06-04 Richard Guenther <rguenther@suse.de>
7122 * tree-data-ref.c (have_similar_memory_accesses_1): Remove.
7123 (ref_base_address_1): Likewise.
7124 (remove_similar_memory_refs): Likewise.
7125 * tree-data-ref.h (remove_similar_memory_refs): Remove.
7126 * tree-loop-distribution.c (classify_partition): Do not classify
7127 as builtin if -ftree-loop-distribute-patterns is not enabled.
7128 (fuse_partitions_with_similar_memory_accesses): Inline ...
7129 (ldist_gen): ... here. Fuse all non-builtin partitions if
7130 -ftree-loop-distribution is not enabled. Properly return
7131 the number of created partitions. Do not update SSA form here but ...
7132 (tree_loop_distribution): ... once here for the whole function.
7133 Only walk innermost loops, constrain loops we consider here
7134 further. Do not call remove_similar_memory_refs.
7135 (distribute_loop): Do not check number of loop nodes here.
7137 2012-06-04 Steven Bosscher <steven@gcc.gnu.org>
7139 * Makefile.in (GIMPLE_H): Do not depend on TARGET_H.
7141 2012-06-03 Martin Jambor <mjambor@suse.cz>
7143 * ipa-prop.h (ipa_get_jf_known_type_offset): New function.
7144 (ipa_get_jf_known_type_base_type): Likewise.
7145 (ipa_get_jf_known_type_component_type): Likewise.
7146 (ipa_get_jf_constant): Likewise.
7147 (ipa_get_jf_pass_through_formal_id): Likewise.
7148 (ipa_get_jf_pass_through_operation): Likewise.
7149 (ipa_get_jf_ancestor_offset): Likewise.
7150 (ipa_get_jf_ancestor_type): Likewise.
7151 (ipa_get_jf_ancestor_formal_id): Likewise.
7152 (ipa_get_jf_member_ptr_pfn): Likewise.
7153 * ipa-prop.c (ipa_set_jf_known_type): New function.
7154 (ipa_set_jf_constant): Likewise.
7155 (ipa_set_jf_simple_pass_through): Likewise.
7156 (ipa_set_jf_arith_pass_through): Likewise.
7157 (ipa_set_ancestor_jf): Likewise.
7158 (fill_member_ptr_cst_jump_function): Moved up and renamed to
7159 ipa_set_jf_member_ptr_cst.
7160 (detect_type_change_1): Use the new jump function creation functions.
7161 (compute_complex_assign_jump_func): Likewise.
7162 (compute_complex_ancestor_jump_func): Likewise.
7163 (compute_known_type_jump_func): Likewise.
7164 (compute_scalar_jump_functions): Likewise.
7165 (compute_pass_through_member_ptrs): Likewise.
7166 (determine_cst_member_ptr): Likewise.
7167 (combine_known_type_and_ancestor_jfs): Likewise.
7168 (try_make_edge_direct_simple_call): Likewise.
7169 (try_make_edge_direct_virtual_call): Likewise.
7170 (update_indirect_edges_after_inlining): Likewise.
7171 * ipa-cp.c (ipa_get_jf_pass_through_result): Use jump function
7172 access functions. Incorporat NOP_EXPR and BINFO handling from its
7174 (ipa_get_jf_ancestor_result): Likewise. Incorporate handling BINFOs
7175 which was in its callers.
7176 (ipa_value_from_jfunc): Use jump function access functions. Some
7177 functionality moved to functions above.
7178 (propagate_vals_accross_ancestor): Likewise.
7179 (propagate_vals_accross_pass_through): Use jump function access
7181 (propagate_accross_jump_function): Likewise.
7182 * ipa-inline-analysis.c (remap_edge_change_prob): Use jump function
7184 (inline_merge_summary): Likewise.
7186 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7188 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
7189 * config/pa/pa.c (pa_attr_length_millicode_call): Use
7190 MAX_PCREL17F_OFFSET instead of fixed offset.
7191 (pa_attr_length_call): Likewise.
7192 (pa_attr_length_indirect_call): Likewise.
7194 2012-06-03 Oleg Endo <olegendo@gcc.gnu.org>
7197 * config/sh/sh.opt (mfsca, mfsrra): New options.
7198 * config/sh/sh.md (rsqrtsf2): Use TARGET_FPU_ANY and TARGET_FSRRA
7200 (fsca): Use TARGET_FPU_ANY and TARGET_FSCA condition.
7201 (sinssf2, cossf2): Fold expanders to ...
7202 (sincossf3): ... this new expander. Use TARGET_FPU_ANY and
7203 TARGET_FSCA condition.
7204 * config/sh/sh.c (sh_option_override): Handle TARGET_FSRRA and
7206 * doc/invoke.texi (SH Options): Add descriptions for -mfsca,
7207 -mno-fsca, -mfsrra, -mno-fsrra.
7209 2012-06-03 Matt Turner <mattst88@gmail.com>
7211 * config/mips/4600.md (r4700_imul_si): New.
7212 (r4700_imul_di): New.
7213 (r4700_fmul_single): New.
7214 (r4700_fmul_double): New.
7215 * config/mips/mips-cpus.def: Add r4700.
7216 * config/mips/mips.c: Likewise.
7217 * config/mips/mips.md: Likewise.
7218 * config/mips/mips-tables.opt: Regenerate.
7220 2012-06-02 Steven Bosscher <steven@gcc.gnu.org>
7222 * config/sparc/sparc.h (INITIAL_ELIMINATION_OFFSET): Split out to
7223 new function sparc_initial_elimination_offset.
7224 * config/sparc/sparc.c (sparc_initial_elimination_offset): New
7226 * config/sparc/sparc-protos.h (sparc_initial_elimination_offset):
7229 2012-06-02 Kenneth Zadeck <zadeck@naturalbridge.com>
7231 * expmed.c (expand_mult, choose_multiplier): Change
7232 "2 * HOST_BITS_PER_WIDE_INT" to "HOST_BITS_PER_DOUBLE_INT".
7233 * expr.c (convert_modes): Likewise.
7234 * explow.c (plus_constant): Likewise.
7235 * fixed-value.c (fixed_saturate1, fixed_saturate2)
7236 (do_fixed_add, do_fixed_multiply, do_fixed_multiply)
7237 (do_fixed_multiply, do_fixed_multiply, do_fixed_divide)
7238 (do_fixed_divide, do_fixed_divide, do_fixed_divide)
7239 (do_fixed_divide, do_fixed_divide, do_fixed_shift, do_fixed_shift)
7240 (do_fixed_shift, fixed_convert, fixed_convert)
7241 (fixed_convert_from_int, fixed_convert_from_int)
7242 (fixed_convert_from_real): Likewise.
7243 * fold-const.c (fold_convert_const_int_from_fixed, sign_bit_p)
7244 (native_interpret_int, fold_binary_loc, fold_ternary_loc): Likewise.
7245 * varasm.c (output_constructor_bitfield): Likewise.
7246 * tree-vrp.c (register_edge_assert_for_2): Likewise.
7247 * double-int.c (rshift_double, lshift_double): Likewise.
7248 * double-int.h (double_int_fits_in_uhwi_p, double_int, double_int):
7250 * simplify-rtx.c (mode_signbit_p)
7251 (simplify_const_unary_operation, simplify_binary_operation_1)
7252 (simplify_immed_subreg): Likewise.
7253 * builtins.c (c_readstr, fold_builtin_bitop): Likewise.
7254 * tree-vect-generic.c (build_replicated_const): Likewise.
7255 * dbxout.c (stabstr_O): Likewise.
7256 * emit-rtl.c (immed_double_int_const, immed_double_const)
7257 (gen_lowpart_common, init_emit_once): Likewise.
7258 * tree.c (integer_pow2p, tree_log2, tree_floor_log2)
7259 (widest_int_cst_value, upper_bound_in_type): Likewise.
7260 * stor-layout.c (initialize_sizetypes, fixup_signed_type)
7261 (fixup_unsigned_type): Likewise.
7262 * real.c (real_to_integer2, real_from_integer): Likewise.
7263 * dwarf2out.c (size_of_loc_descr, size_of_die, output_die)
7264 (clz_loc_descriptor, mem_loc_descriptor): Likewise.
7266 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
7269 * fold-const.c (fold_binary_loc): Refine previous change.
7271 2012-06-01 Olivier Hainque <hainque@adacore.com>
7273 * config/rs6000/vxworks.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Restore
7274 the "do {" part of the do-while(0) loop.
7276 2012-06-01 Yuri Rumyantsev <yuri.s.rumyantsev@intel.com>
7278 * config/i386/i386.c (x86_sched_reorder): New function.
7279 Added new function x86_sched_reorder.
7281 2012-06-01 Richard Guenther <rguenther@suse.de>
7283 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
7285 (classify_partition): Likewise.
7287 2012-06-01 Richard Guenther <rguenther@suse.de>
7289 * tree-loop-distribution.c (enum partition_kind): New enum.
7290 (struct partition_s): Add kind and main_stmt members.
7291 (partition_alloc): Initialize kind to PKIND_NORMAL.
7292 (partition_builtin_p): New function.
7293 (copy_loop_before): Remove failure path and assert instead.
7294 (generate_loops_for_partition): Likewise.
7295 (generate_memset_zero): Fold into ...
7296 (generate_memset_builtin): ... this.
7297 (classify_partition): New function with code from
7298 can_generate_builtin and generate_builtin.
7299 (generate_builtin): Remove.
7300 (can_generate_builtin): Likewise.
7301 (fuse_partitions_with_similar_memory_accesses): Call
7302 partition_builtin_p instead of can_generate_builtin.
7303 (rdg_build_partitions): Do not call
7304 fuse_partitions_with_similar_memory_accesses here...
7305 (ldist_gen): ... but here after classifying all partitions.
7306 Remove failure path of generate_code_for_partition.
7307 (generate_code_for_partition): Generate code according
7308 to partition classification.
7310 2012-06-01 Manuel López-Ibáñez <manu@gcc.gnu.org>
7311 Jonathan Wakely <jwakely.gcc@gmail.com>
7314 * doc/invoke.texi (Warning Options): Explain purpose and differences
7315 between -Wmissing-prototypes and -Wmissing-declarations.
7317 2012-06-01 Christian Bruel <christian.bruel@st.com>
7319 * gcc.c (save_switch): Add user_p parameter.
7320 (read_specs): Likewise.
7321 (set_specs): Likewise.
7322 (validate_switches): Likewise.
7323 (validate_switches_from_spec): Likewise.
7324 (validate_all_switches): Pass on user_p parameter.
7325 (struct spec_list): Add user_p field.
7326 (struct switchstr): Add known field.
7327 (save_switch): Add known parameter.
7328 (INIT_STATIC_SPEC): Initialize user_p;
7329 (driver_unknown_option_callbac): call save_switch if
7330 OPT_SPECIAL_unknown.
7331 (driver_handle_option): Propagate OPT_specs.
7332 (do_spec_1): Set validated only if known.
7333 (check_live_switch): Likewise.
7334 (validate_switches): Set validated if known or user_spec.
7336 2012-06-01 Hans-Peter Nilsson <hp@axis.com>
7338 Add CRIS atomic patterns for 1, 2, and 4 bytes.
7339 * config/cris/cris.c (cris_emit_trap_for_misalignment): New function.
7340 * config/cris/cris-protos.h: Declare it.
7341 * config/cris/cris.h [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 32]
7342 (TARGET_DEFAULT): Add alignment by 32.
7343 [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 10] (TARGET_DEFAULT): New
7344 case, as TARGET_CPU_DEFAULT == 0 but with alignment as for
7345 TARGET_CPU_DEFAULT == 32.
7346 (TARGET_TRAP_UNALIGNED_ATOMIC): New macro.
7347 * config/cris/cris.md: Include sync.md. Avoid allocating specific
7348 numbers by replacing the define_constants for all UNSPECs with the
7349 equivalent define_c_enum construct.
7350 * config/cris/cris.opt (mtrap-unaligned-atomic): New option.
7351 * config/cris/sync.md: New file.
7353 2012-05-31 Matt Turner <mattst88@gmail.com>
7355 * config/mips/4600.md (r4600_imul_si): Rename from r4600_imul.
7356 (r4600_imul_di): New.
7357 (r4600_idiv_si): Rename from r4600_idiv.
7358 (r4600_idiv_di): New.
7360 2012-05-31 Steven Bosscher <steven@gcc.gnu.org>
7362 * output.h (__gcc_host_wide_int__): Move to hwint.h.
7363 (decl_default_tls_model): Move to tree.h
7364 (dump_file): Move to system.h.
7365 (default_stabs_asm_out_destructor, default_stabs_asm_out_constructor,
7366 dbxout_int, dbxout_stabd, dbxout_begin_stabn, dbxout_begin_stabn_sline,
7367 dbxout_begin_empty_stabs, dbxout_begin_simple_stabs,
7368 dbxout_begin_simple_stabs_desc, dbxout_stab_value_zero,
7369 dbxout_stab_value_zero, dbxout_stab_value_label_diff,
7370 dbxout_stab_value_internal_label,
7371 dbxout_stab_value_internal_label_diff): Move from here ...
7372 * dbxout.h: ... to here.
7373 * system.h (dump_file): Moved here from output.h.
7374 * hwint.h (__gcc_host_wide_int__): Moved here from output.h.
7375 * tree.h (decl_default_tls_model): Moved here from output.h.
7376 * varasm.c (default_stabs_asm_out_destructor,
7377 default_stabs_asm_out_constructor): Move from here ...
7378 * dbxout.c: ... to here.
7380 * gcov-dump.c (dump_file): Rename to dump_gcov_file. Update callers.
7382 * collect2.h (dump_file): Rename to dump_ld_file.
7383 * collect2.c: Likewise.
7384 * tlink.c: Likewise.
7386 * alias.c: Do not include output.h.
7387 * auto-inc-dec.c: Likewise.
7388 * bt-load.c: Likewise.
7389 * caller-save.c: Likewise.
7391 * cfgbuild.c: Likewise.
7392 * cfgcleanup.c: Likewise.
7393 * cfglayout.c: Likewise.
7394 * cfgloop.c: Likewise.
7395 * cfgloopanal.c: Likewise.
7396 * cfgloopmanip.c: Likewise.
7397 * cfgrtl.c: Likewise.
7398 * cgraph.c: Likewise.
7399 * cgraphclones.c: Likewise.
7400 * combine-stack-adj.c: Likewise.
7401 * combine.c: Likewise.
7402 * cprop.c: Likewise.
7404 * cselib.c: Likewise.
7405 * dbgcnt.c: Likewise.
7406 * df-problems.c: Likewise.
7407 * df-scan.c: Likewise.
7408 * dojump.c: Likewise.
7409 * fwprop.c: Likewise.
7411 * graph.c: Likewise.
7412 * haifa-sched.c: Likewise.
7413 * hw-doloop.c: Likewise.
7414 * ipa-inline-transform.c: Likewise.
7415 * ipa-pure-const.c: Likewise.
7416 * ipa-reference.c: Likewise.
7417 * ipa-utils.c: Likewise.
7418 * ira-build.c: Likewise.
7419 * ira-emit.c: Likewise.
7421 * loop-doloop.c: Likewise.
7422 * loop-invariant.c: Likewise.
7423 * loop-iv.c: Likewise.
7424 * loop-unroll.c: Likewise.
7425 * loop-unswitch.c: Likewise.
7426 * lto-cgraph.c: Likewise.
7427 * lto-section-in.c: Likewise.
7428 * lto-streamer-in.c: Likewise.
7430 * mode-switching.c: Likewise.
7431 * postreload-gcse.c: Likewise.
7432 * postreload.c: Likewise.
7433 * predict.c: Likewise.
7434 * profile.c: Likewise.
7436 * reg-stack.c: Likewise.
7437 * regcprop.c: Likewise.
7438 * regmove.c: Likewise.
7439 * regstat.c: Likewise.
7440 * reload1.c: Likewise.
7441 * sched-ebb.c: Likewise.
7442 * sel-sched-dump.c: Likewise.
7443 * simplify-rtx.c: Likewise.
7444 * stor-layout.c: Likewise.
7445 * store-motion.c: Likewise.
7446 * tracer.c: Likewise.
7447 * tree-affine.c: Likewise.
7448 * tree-cfg.c: Likewise.
7449 * tree-cfgcleanup.c: Likewise.
7450 * tree-dfa.c: Likewise.
7451 * tree-into-ssa.c: Likewise.
7452 * tree-nomudflap.c: Likewise.
7453 * tree-optimize.c: Likewise.
7454 * tree-pretty-print.c: Likewise.
7455 * tree-profile.c: Likewise.
7456 * tree-ssa-address.c: Likewise.
7457 * tree-ssa-ccp.c: Likewise.
7458 * tree-ssa-copy.c: Likewise.
7459 * tree-ssa-dom.c: Likewise.
7460 * tree-ssa-loop-ch.c: Likewise.
7461 * tree-ssa-loop-im.c: Likewise.
7462 * tree-ssa-loop-manip.c: Likewise.
7463 * tree-ssa-loop-niter.c: Likewise.
7464 * tree-ssa-loop-prefetch.c: Likewise.
7465 * tree-ssa-loop-unswitch.c: Likewise.
7466 * tree-ssa-loop.c: Likewise.
7467 * tree-ssa-propagate.c: Likewise.
7468 * tree-ssa-structalias.c: Likewise.
7469 * tree-ssa-tail-merge.c: Likewise.
7470 * tree-ssa-threadedge.c: Likewise.
7471 * tree-ssa-threadupdate.c: Likewise.
7472 * tree-ssa-uncprop.c: Likewise.
7473 * tree-ssa-uninit.c: Likewise.
7474 * tree-ssa.c: Likewise.
7475 * value-prof.c: Likewise.
7476 * var-tracking.c: Likewise.
7479 * config/m32r/m32r.c: Include dbxout.h.
7480 * config/pa/pa.c: Likewise.
7481 * config/rs6000/rs6000.c: Likewise.
7483 * Makefile.in: Fix dependencies.
7484 * config/rs6000/t-rs5000: Likewise.
7486 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
7488 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
7489 * gimple.h (block_in_transaction): Check for flag_tm.
7491 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
7493 PR tree-optimization/52558
7494 * cfg.c (alloc_aux_for_edge): Fix comment.
7495 (alloc_aux_for_edge): Remove static.
7496 * basic-block.h (alloc_aux_for_edge): Protoize.
7497 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
7498 (execute_sm_if_changed_flag): New.
7499 (execute_sm_if_changed_flag_set): New.
7500 (execute_sm): Do not generate data races unless requested.
7501 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
7502 (tree_ssa_lim_finalize): Call free_aux_for_edges.
7503 * gimple.h (block_in_transaction): New.
7504 (gimple_in_transaction): Use block_in_transaction.
7506 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
7509 * config/avr/avr.opt (-msp8): Document it.
7510 * doc/invoke.texi (AVR Options): Ditto. And document related
7513 2012-05-31 Diego Novillo <dnovillo@google.com>
7515 * configure.ac (CXX_FOR_BUILD): Define and substitute.
7516 (BUILD_CXXFLAGS): Define and substitute.
7517 * Makefile.in (BUILD_CXXFLAGS): Define.
7518 (CXX_FOR_BUILD): Define.
7519 (COMPILER_FOR_BUILD): Set to CXX_FOR_BUILD if building with C++.
7520 (LINKER_FOR_BUILD): Likewise.
7521 (BUILD_COMPILERFLAGS): Set to BUILD_CXXFLAGS if building with C++.
7522 (BUILD_LINKERFLAGS): Likewise.
7523 * configure: Regenerate.
7525 2012-05-31 Steven Bosscher <steven@gcc.gnu.org>
7527 * Makefile.in: Fix many dependencies.
7528 * tree-profile.c: Don't include regs.h.
7529 * tree-vectorizer.c: Don't include cfglayout.h.
7530 * tree-vect-stmts.c: Likewise.
7531 * tree-vect-slp.c: Likewise.
7532 * tree-vect-loop.c: Likewise.
7533 * reg-stack.c: Likewise.
7534 * tree-ssa-loop-manip.c: Likewise.
7535 * toplev.c: Likewise.
7536 * varasm.c: Don't include cfglayout.h, basic-block.h,
7537 and tree-iterator.h.
7538 * tree-cfgcleanup.c: Don't include cfglayout.h.
7539 * passes.c: Don't include cfglayout.h, dwarf2asm.h,
7540 dwarf2out.h, dbxout.h, sdbout.h, and xcoffout.h.
7541 * cgraphclones.c: Don't include plugin.h.
7543 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
7545 * config/avr/t-avr: Correct avr-mmcu.texi dependencies.
7546 (s-avr-mmcu-texi): Don't sed on gen-avr-mmcu-texi output.
7547 * doc/avr-mmcu.texi (svn:eol-style): Set to native.
7549 2012-05-31 Richard Guenther <rguenther@suse.de>
7551 * tree-loop-distribution.c (struct partition_s): New struct,
7552 typedef and vector type.
7553 (partition_alloc, partition_free): New functions.
7554 (generate_loops_for_partition, generate_builtin,
7555 generate_code_for_partition, rdg_flag_uses, rdg_flag_vertex,
7556 rdg_flag_vertex_and_dependent, rdg_flag_loop_exits,
7557 build_rdg_partition_for_component, can_generate_builtin,
7558 similar_memory_accesses, fuse_partitions_with_similar_memory_accesses,
7559 rdg_build_partitions, dump_rdg_partitions, debug_rdg_partitions,
7560 number_of_rw_in_partition, partition_contains_all_rw,
7561 ldist_gen): Use partition_t instead of bitmap.
7563 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
7565 * config/avr/gen-avr-mmcu-texi.c: Sort MCUs.
7566 * doc/avr-mmcu.texi: Regenerate.
7568 2012-05-31 Richard Guenther <rguenther@suse.de>
7570 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
7571 Use FOR_EACH_SSA_DEF_OPERAND.
7572 (generate_builtin): Adjust.
7573 (stmt_generated_in_another_partition): Remove.
7574 (add_scalar_computations_to_partition): Likewise.
7575 (rdg_build_partitions): Do not call
7576 add_scalar_computations_to_partition.
7578 2012-05-31 Eric Botcazou <ebotcazou@adacore.com>
7580 * tree-dfa.c (get_ref_base_and_extent): Compute the offset using
7581 double ints throughout.
7582 * tree-sra.c (build_user_friendly_ref_for_offset) <RECORD_TYPE>:
7583 Check that the position of the field is representable as an integer.
7585 2012-05-31 Richard Guenther <rguenther@suse.de>
7587 * tree-data-ref.c (dr_analyze_innermost): Properly convert
7588 the MEM_REF offset to sizetype.
7590 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
7592 * doc/invoke.texi (AVR Options): Fix typos.
7594 2012-05-31 Hans-Peter Nilsson <hp@axis.com>
7596 * config/cris/cris.h (CC1_SPEC): Pass through all -march=
7598 (ASM_SPEC): Ditto, not just -march=v32, but translate non-v10,
7599 non-v32 into --march=v0_v10.
7601 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
7603 * ira-int.h (target_ira_int): Rename x_move_cost to
7604 x_ira_register_move_cost, x_may_move_in_cost to
7605 x_ira_may_move_in_cost and x_may_move_out_cost to
7606 x_ira_may_move_out_cost. Delete the old fields with
7607 those names and also x_ira_max_register_move_cost,
7608 x_ira_max_may_move_in_cost and x_ira_max_may_move_out_cost.
7609 (move_cost, may_move_in_cost, may_move_out_cost)
7610 (ira_max_register_move_cost, ira_max_may_move_in_cost)
7611 (ira_max_may_move_out_cost): Delete.
7612 * ira.c (init_move_cost): Rename to...
7613 (ira_init_register_move_cost): ...this, deleting the old
7614 function with that name. Apply above variable renamings.
7615 Retain asserts for null fields.
7616 (ira_init_once): Don't initialize register move costs here.
7617 (free_register_move_costs): Apply above variable renamings.
7618 Remove code for deleted fields.
7620 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
7622 * ira.c (init_move_cost): Adjust choice of subclasses to match
7623 the current ira_init_register_move_cost choice. Use
7624 ira_class_subset_p instead of reg_class_subset_p.
7625 (ira_init_register_move_cost): Assert that move_cost,
7626 may_move_in_cost and may_move_out_cost already hold the desired
7627 values for their ira_* equivalents. For the latter two,
7628 ignore classes that can't store a register of the given mode.
7630 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
7632 * ira.c (setup_allocno_and_important_classes): Use
7633 ira_class_hard_regs_num to check whether a class has any
7634 allocatable registers.
7635 (ira_init_register_move_cost): Likewise.
7637 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
7639 * ira.c (init_move_cost): Adjust local variable names to match
7640 file conventions. Use ira_assert instead of gcc_assert.
7642 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
7644 * regs.h (move_table, move_cost, may_move_in_cost, may_move_out_cost):
7645 Move these definitions and associated target_globals fields to...
7646 * ira-int.h: ...here.
7647 * rtl.h (init_move_cost): Delete.
7648 * reginfo.c (last_mode_for_init_move_cost, init_move_cost): Move to...
7649 * ira.c: ...here, making the latter static.
7651 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
7653 * ira-costs.c (copy_cost): Use ira_init_register_move_cost_if_necessary
7654 and ira_register_move_cost instead of init_move_cost and move_cost.
7656 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
7658 * ira.h (target_ira): Delete x_ira_available_class_regs.
7659 (ira_available_class_regs): Delete.
7660 * ira.c (setup_available_class_regs): Delete.
7661 (setup_alloc_classes): Don't call it.
7662 (setup_pressure_classes): Use ira_class_hard_regs_num instead of
7663 ira_available_class_regs.
7664 * haifa-sched.c (print_curr_reg_pressure, setup_insn_reg_pressure_info)
7665 (model_spill_cost): Likewise.
7666 * ira-build.c (low_pressure_loop_node_p): Likewise.
7667 * ira-color.c (color_pass): Likewise.
7668 * ira-emit.c (change_loop): Likewise.
7669 * ira-lives.c (inc_register_pressure, dec_register_pressure)
7670 (single_reg_class, ira_implicitly_set_insn_hard_regs)
7671 (process_bb_node_lives): Likewise.
7672 * loop-invariant.c (gain_for_invariant): Likewise.
7674 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7677 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
7678 (pa_section_type_flags): New.
7679 (pa_legitimate_constant_p): Revert previous change.
7681 2012-05-30 Steven Bosscher <steven@gcc.gnu.org>
7683 * ira.c (allocate_initial_values): Make static.
7685 2012-05-30 Uros Bizjak <ubizjak@gmail.com>
7687 * config/i386/i386.c (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>:
7688 Generate tls_initial_exec_64_sun only when !TARGET_X32.
7690 2012-05-30 Richard Guenther <rguenther@suse.de>
7693 * fold-const.c (fold_binary_loc): Make sure to call
7694 fold_plusminus_mult_expr with the original sign of operands.
7696 2012-05-30 Steven Bosscher <steven@gcc.gnu.org>
7698 * Makefile.in: Fix many dependencies.
7699 (DWARF2_H): Depend on dwarf2.def.
7700 (RTL_ERROR_H): Depend on rtl-error.h.
7701 (TREE_PRETTY_PRINT_H, GIMPLE_PRETTY_PRINT_H): New. Replace
7702 all gimple-pretty-print.h and tree-pretty-print.h references.
7704 2012-05-30 Marc Glisse <marc.glisse@inria.fr>
7706 * simplify-rtx.c (simplify_binary_operation_1): Optimize shuffle of
7709 2012-05-30 Richard Guenther <rguenther@suse.de>
7712 * tree-emutls.c (gen_emutls_addr): Do not add globals to
7715 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
7717 * explow.c (probe_stack_range): Restore simple control flow and stop
7718 again when the probe cannot be generated if HAVE_check_stack.
7720 2012-05-30 Jakub Jelinek <jakub@redhat.com>
7722 PR rtl-optimization/53519
7723 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
7724 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
7726 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7728 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
7730 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
7733 * doc/tm.texi: Update.
7734 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Add @hook.
7735 * target.def (force_at_comp_dir): New hook.
7736 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Define.
7737 * dwarf2out.c (dwarf2out_finish): Check targetm.force_at_comp_dir.
7739 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
7741 * config/darwin.h (STARTFILE_SPEC): Do not use -lbundle1.o when
7743 (DARWIN_DYLIB1_SPEC): Do not use -ldylib1.10.5.o when Darwin >= 10.
7744 (DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10.
7746 2012-05-29 Oleg Endo <olegendo@gcc.gnu.org>
7749 * config/sh/sh.c (sh_option_override): Set TARGET_FMAC if
7750 flag_unsafe_math_optimizations is set.
7751 * doc/invoke.texi (SH Options): Add -mno-fused-madd description.
7752 Update description of -mfused-madd.
7754 2012-05-29 Oleg Endo <olegendo@gcc.gnu.org>
7757 * config/sh/predicates.md (atomic_arith_operand,
7758 atomic_logical_operand): New predicates.
7759 * config/sh/sh.c (sh_option_override): Check atomic options.
7760 * config/sh/sh.h (TARGET_ANY_ATOMIC, UNSUPPORTED_ATOMIC_OPTIONS,
7761 UNSUPPORTED_HARD_ATOMIC_CPU): New macros.
7762 (DRIVER_SELF_SPECS): Use UNSUPPORTED_ATOMIC_OPTIONS and
7763 UNSUPPORTED_HARD_ATOMIC_CPU.
7764 * config/sh/sync.md: Update description comments.
7765 (I12): New mode iterator.
7766 (fetchop_predicate, fetchop_constraint): New code attributes.
7767 (atomic_compare_and_swapsi_hard, atomic_compare_and_swap<mode>_hard,
7768 atomic_exchangesi_hard, atomic_exchange<mode>_hard,
7769 atomic_fetch_<fetchop_name>si_hard,
7770 atomic_fetch_<fetchop_name><mode>_hard,
7771 atomic_fetch_nandsi_hard, atomic_fetch_nand<mode>_hard,
7772 atomic_<fetchop_name>_fetchsi_hard,
7773 atomic_<fetchop_name>_fetch<mode>_hard,
7774 atomic_nand_fetchsi_hard, atomic_nand_fetch<mode>_hard,
7775 atomic_test_and_set_hard): New insns.
7776 (atomic_compare_and_swap<mode>_soft, atomic_exchange<mode>_soft,
7777 atomic_fetch_<fetchop_name><mode>_soft, atomic_fetch_nand<mode>_soft,
7778 atomic_<fetchop_name>_fetch<mode>_soft, atomic_nand_fetch<mode>_soft,
7779 atomic_test_and_set_soft): Use same formatting for the first line of
7780 the asm block as in new insns above.
7781 (atomic_compare_and_swap<mode>, atomic_exchange<mode>,
7782 atomic_fetch_<fetchop_name><mode>, atomic_<fetchop_name>_fetch<mode>,
7783 atomic_test_and_set): Integrate new *_hard insns into expanders.
7784 * config/sh/sh.opt (mhard-atomic): New option.
7785 * doc/invoke.texi (SH Options): Document it.
7787 2012-05-29 Meador Inge <meadori@codesourcery.com>
7789 * c-decl.c (c_push_function_context): Always create a new language
7791 (c_pop_function_context): Clear the language function created in
7792 c_push_function_context.
7794 2012-05-29 Matt Turner <mattst88@gmail.com>
7796 * config/alpha/ev6.md: (define_bypass "ev6_fmul,ev6_fadd"): New.
7797 (define_bypass "ev6_fcmov"): New.
7799 2012-05-29 Steven Bosscher <steven@gcc.gnu.org>
7801 * integrate.c: Remove.
7802 * integrate.h: Remove.
7803 * Makefile.in: Remove make rules for integrate.c and INTEGRATE_H.
7804 * config/arm/t-arm: Remove INTEGRATE_H dependency for target files.
7805 * config/rs6000/t-rs6000: Likewise
7806 * config/spu/t-spu-elf: Likewise.
7807 * function.h (get_hard_reg_initial_val, has_hard_reg_initial_val,
7808 get_hard_reg_initial_reg, emit_initial_value_sets): Move prototypes
7809 from integrate.h to here.
7810 (initial_value_entry): New prototype.
7811 * reload.h (allocate_initial_values): Remove prototype.
7812 * tree.h (set_decl_abstract_flags, set_decl_origin_self): Likewise.
7813 * cse.c (fixed_base_plus_p): Don't handle virtual registers for
7815 * dwarf2out.c (set_decl_origin_self, set_block_origin_self,
7816 set_decl_abstract_flags, set_block_abstract_flags): Move from
7817 integrate.c to here, the only user.
7818 * expmed.c (extract_fixed_bit_field): Remove outdated comment
7820 * function.c: Don't include integrate.h.
7821 (struct initial_value_pair, struct initial_value_struct,
7822 get_hard_reg_initial_val, has_hard_reg_initial_val,
7823 get_hard_reg_initial_reg, emit_initial_value_sets): Move from
7824 integrate.c to here.
7825 (initial_value_entry): New function.
7826 * genemit.c (main): Don't print integrate.h include line.
7827 * ira.c: Don't include integrate.h.
7828 (allocate_initial_values): Move from integrate.c to here.
7829 (ira): Update allocate_initial_values call.
7830 * tree-inline.c: Don't include integrate.h.
7831 (function_attribute_inlinable_p): Moved from integrate.c to here.
7832 * cfgexpand.c: Don't include integrate.h.
7833 * except.c: Likewise.
7834 * langhooks.c: Likewise.
7835 * passes.c: Likewise.
7836 * toplev.c: Likewise.
7837 * config/frv/frv.c: Likewise.
7838 * config/pa/pa.c: Likewise.
7839 * config/spu/spu.c: Likewise.
7840 * config/epiphany/epiphany.c: Likewise.
7841 * config/mep/mep.c: Likewise.
7842 * config/score/score.c: Likewise.
7843 * config/picochip/picochip.c: Likewise.
7844 * config/sh/sh.c: Likewise.
7845 * config/alpha/alpha.c: Likewise.
7846 * config/microblaze/microblaze.c: Likewise.
7847 * config/mips/mips.c: Likewise.
7848 * config/v850/v850.c: Likewise.
7849 * config/mmix/mmix.c: Likewise.
7850 * config/bfin/bfin.c: Likewise.
7851 * config/arm/arm.c: Likewise.
7852 * config/s390/s390.c: Likewise.
7853 * config/m32r/m32r.c: Likewise.
7854 * config/rs6000/rs6000.c: Likewise.
7855 * config/c6x/c6x.c: Include function.h instead of integrate.h.
7856 * config/tilegx/tilegx.c: Likewise.
7857 * config/tilepro/tilepro.c: Likewise.
7859 2012-05-29 Georg-Johann Lay <avr@gjlay.de>
7861 * config/avr/t-avr (s-avr-mmcu-texi): Call
7862 gen-avr-mmcu-texi$(build_exeext) via ./ and don't assume . is in PATH.
7864 2012-05-29 Michael Matz <matz@suse.de>
7866 * rtl.h (assign_stack_temp, assign_stack_temp_for_type,
7867 assign_temp): Remove 'keep' argument.
7868 (mark_temp_addr_taken): Remove prototype.
7869 * tree.h (expand_decl): Remove prototype.
7870 * function.c (struct temp_slot): Remove addr_taken and keep member.
7871 (assign_stack_temp_for_type) Don't initialize above, remove
7873 (assign_stack_temp, assign_temp): Remove keep argument.
7874 (mark_temp_addr_taken): Remove.
7875 (preserve_temp_slots): Remove handling of addr_taken and keep members.
7876 (free_temp_slots): Ditto.
7877 * expr.c (expand_expr_real_1 <COMPOUND_LITERAL_EXPR>): Remove
7879 * stmt.c (expand_asm_operands): Remove dead code.
7880 (expand_decl): Remove.
7881 * c-decl.c (finish_struct): Don't call expand_decl.
7882 * builtins.c (expand_builtin_cexpi): Adjust calls to assign_temp
7883 and assign_stack_temp.
7884 * calls.c (save_fixed_argument_area, initialize_argument_information,
7885 expand_call, emit_library_call_value_1, store_one_arg): Ditto.
7886 * expmed.c (extract_bit_field_1): Ditto.
7887 * expr.c (emit_group_load_1, emit_group_store,
7888 copy_blkmode_from_reg, emit_push_insn, expand_assignment,
7889 store_field, expand_constructor, expand_cond_expr_using_cmove,
7890 expand_expr_real_2, expand_expr_real_1): Ditto.
7891 * stmt.c (expand_asm_operands, expand_return): Ditto.
7893 * function.c (pop_temp_slots): Call free_temp_slots.
7894 * calls.c (store_one_arg): Don't call preserve_temp_slots or
7896 * expr.c (expand_assignment): Don't call free_temp_slots.
7898 * config/arm/arm.c (neon_expand_vector_init): Ditto.
7899 * config/i386/i386.c (ix86_expand_vector_set): Ditto.
7900 (ix86_expand_vector_extract): Ditto.
7901 * config/ia64/ia64.c (spill_xfmode_rfmode_operand,
7902 ia64_expand_movxf_movrf): Ditto.
7903 * config/mips/mips.c (mips_expand_vi_general): Ditto.
7904 * config/mmix/mmix.md (floatdisf2, floatunsdisf2, truncdfsf2,
7905 extendsfdf2): Ditto.
7906 * config/rs6000/rs6000.c (rs6000_expand_vector_init,
7907 rs6000_expand_vector_set, rs6000_expand_vector_extract,
7908 rs6000_allocate_stack_temp): Ditto.
7909 * config/rs6000/rs6000.md (fix_trunctfsi2_fprs): Ditto.
7910 * config/sparc/sparc.c (emit_soft_tfmode_libcall,
7911 sparc_emit_float_lib_cmp, sparc_emit_float_lib_cmp,
7912 sparc_expand_vector_init): Ditto.
7914 2012-05-29 Michael Matz <matz@suse.de>
7916 * c-tree.h (c_expand_decl): Remove prototype.
7918 * expr.c (expand_expr_real_1 <normal_inner_ref>): Don't allocate
7920 (expand_expr_real_1 <COMPOUND_LITERAL_EXPR>): Make unreachable.
7921 * gimple-fold.c (canonicalize_constructor_val): Canonicalize
7922 COMPOUND_LITERAL_EXPR.
7923 * function.c (expand_function_start): Don't call expand_decl,
7924 instead assert that we have RTL assigned.
7925 * tree-ssa-live.c (remove_unused_locals): Clear
7926 nonlocal_goto_save_area if its backing variable is removed.
7927 * stmt.c (expand_asm_operands): Remove handling of non-lvalues
7929 (expand_decl): Assert that this does nothing.
7930 * calls.c (expand_call): Don't call mark_temp_addr_taken.
7932 2012-05-29 Richard Guenther <rguenther@suse.de>
7934 PR tree-optimization/53516
7935 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
7937 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
7939 2012-05-29 Joseph Myers <joseph@codesourcery.com>
7941 * LANGUAGES: Fix typos.
7942 * Makefile.in: Fix typos.
7943 * alias.c: Fix typos.
7944 * auto-inc-dec.c: Fix typos.
7945 * bb-reorder.c: Fix typos.
7946 * cfgcleanup.c: Fix typos.
7947 * cgraph.c: Fix typos.
7948 * cgraph.h: Fix typos.
7949 * cgraphunit.c: Fix typos.
7950 * collect2-aix.h: Fix typos.
7951 * collect2.c: Fix typos.
7952 * compare-elim.c: Fix typos.
7953 * config/alpha/vms.h: Fix typos.
7954 * config/arm/README-interworking: Fix typos.
7955 * config/arm/arm.c: Fix typos.
7956 * config/arm/iterators.md: Fix typos.
7957 * config/arm/vxworks.h: Fix typos.
7958 * config/avr/avr.c: Fix typos.
7959 * config/avr/avr.h: Fix typos.
7960 * config/avr/avr.md: Fix typos.
7961 * config/avr/builtins.def: Fix typos.
7962 * config/c6x/c6x.c: Fix typos.
7963 * config/cr16/cr16.c: Fix typos.
7964 * config/cr16/cr16.md: Fix typos.
7965 * config/cris/cris.md: Fix typos.
7966 * config/darwin.c: Fix typos.
7967 * config/darwin.opt: Fix typos.
7968 * config/i386/i386-c.c: Fix typos.
7969 * config/i386/i386.c: Fix typos.
7970 * config/ia64/ia64.c: Fix typos.
7971 * config/m68k/cf.md: Fix typos.
7972 * config/mep/mep.c: Fix typos.
7973 * config/microblaze/microblaze.c: Fix typos.
7974 * config/microblaze/microblaze.h: Fix typos.
7975 * config/mn10300/mn10300.c: Fix typos.
7976 * config/mn10300/mn10300.md: Fix typos.
7977 * config/pa/pa.c: Fix typos.
7978 * config/picochip/picochip.h: Fix typos.
7979 * config/rs6000/a2.md: Fix typos.
7980 * config/rs6000/rs6000.c: Fix typos.
7981 * config/rs6000/vector.md: Fix typos.
7982 * config/rx/rx.md: Fix typos.
7983 * config/rx/rx.opt: Fix typos.
7984 * config/s390/2097.md: Fix typos.
7985 * config/s390/s390.c: Fix typos.
7986 * config/s390/s390.h: Fix typos.
7987 * config/sh/sh.c: Fix typos.
7988 * config/sh/sh.md: Fix typos.
7989 * config/sparc/sync.md: Fix typos.
7990 * config/spu/spu.c: Fix typos.
7991 * config/spu/spu.md: Fix typos.
7992 * config/vms/vms.c: Fix typos.
7993 * config/vxworks-dummy.h: Fix typos.
7994 * config/vxworks.h: Fix typos.
7995 * cselib.c: Fix typos.
7996 * df-scan.c: Fix typos.
7998 * doc/extend.texi: Fix typos.
7999 * doc/install.texi: Fix typos.
8000 * doc/invoke.texi: Fix typos.
8001 * doc/md.texi: Fix typos.
8002 * doc/plugins.texi: Fix typos.
8003 * doc/rtl.texi: Fix typos.
8005 * dwarf2asm.c: Fix typos.
8006 * dwarf2out.c: Fix typos.
8007 * except.h: Fix typos.
8008 * expr.c: Fix typos.
8009 * fold-const.c: Fix typos.
8011 * gcse.c: Fix typos.
8012 * genautomata.c: Fix typos.
8013 * gengtype-state.c: Fix typos.
8014 * gengtype.c: Fix typos.
8015 * genhooks.c: Fix typos.
8016 * gimple-fold.c: Fix typos.
8017 * gimple-pretty-print.c: Fix typos.
8018 * gimple.c: Fix typos.
8019 * gimple.h: Fix typos.
8020 * gimplify.c: Fix typos.
8021 * graphite-interchange.c: Fix typos.
8022 * graphite-sese-to-poly.c: Fix typos.
8023 * ifcvt.c: Fix typos.
8024 * input.c: Fix typos.
8025 * ipa-cp.c: Fix typos.
8026 * ipa-inline-analysis.c: Fix typos.
8027 * ipa-inline-transform.c: Fix typos.
8028 * ipa-inline.c: Fix typos.
8029 * ipa-pure-const.c: Fix typos.
8030 * ipa-ref.h: Fix typos.
8031 * ipa-reference.c: Fix typos.
8032 * ipa-utils.c: Fix typos.
8034 * ira-emit.c: Fix typos.
8035 * ira-lives.c: Fix typos.
8036 * lto-streamer.c: Fix typos.
8037 * lto-streamer.h: Fix typos.
8038 * lto-wrapper.c: Fix typos.
8040 * mode-switching.c: Fix typos.
8041 * modulo-sched.c: Fix typos.
8042 * plugin.c: Fix typos.
8043 * postreload.c: Fix typos.
8044 * sched-deps.c: Fix typos.
8045 * sel-sched-ir.c: Fix typos.
8046 * sel-sched-ir.h: Fix typos.
8047 * sel-sched.c: Fix typos.
8048 * sese.c: Fix typos.
8049 * stor-layout.c: Fix typos.
8050 * target-hooks-macros.h: Fix typos.
8051 * target.def: Fix typos.
8052 * trans-mem.c: Fix typos.
8053 * tree-eh.c: Fix typos.
8054 * tree-predcom.c: Fix typos.
8055 * tree-sra.c: Fix typos.
8056 * tree-ssa-address.c: Fix typos.
8057 * tree-ssa-loop-ivopts.c: Fix typos.
8058 * tree-ssa-loop-niter.c: Fix typos.
8059 * tree-ssa-math-opts.c: Fix typos.
8060 * tree-ssa-pre.c: Fix typos.
8061 * tree-ssa-propagate.c: Fix typos.
8062 * tree-ssa-reassoc.c: Fix typos.
8063 * tree-ssa-sccvn.c: Fix typos.
8064 * tree-ssa-ter.c: Fix typos.
8065 * tree-ssa-uninit.c: Fix typos.
8066 * tree-ssanames.c: Fix typos.
8067 * tree-vect-generic.c: Fix typos.
8068 * tree-vect-slp.c: Fix typos.
8069 * tree.c: Fix typos.
8070 * tree.h: Fix typos.
8071 * varasm.c: Fix typos.
8072 * varpool.c: Fix typos.
8074 2012-05-29 Joseph Myers <joseph@codesourcery.com>
8076 * doc/include/texinfo.tex: Update to version 2012-05-16.16.
8078 2012-05-29 Richard Guenther <rguenther@suse.de>
8080 * tree-dfa.c (find_vars_r): Do not call add_referenced_vars
8082 (add_referenced_var_1): Re-organize. Assert we are not
8084 (remove_referenced_var): Likewise.
8085 * varpool.c (add_new_static_var): Use create_tmp_var_raw.
8086 * tree-mudflap.c (execute_mudflap_function_ops): Do not
8087 call add_referenced_var on globals.
8088 * matrix-reorg.c (transform_access_sites): Likewise.
8090 2012-05-29 Steven Bosscher <steven@gcc.gnu.org>
8092 * alias.c (reg_known_value): Make this a VEC.
8093 (reg_known_equiv_p): Make this an sbitmap.
8094 (reg_known_value_size): Remove.
8095 (get_reg_known_value, set_reg_known_value, get_reg_known_equiv_p,
8096 set_reg_known_equiv_p): Update for reg_known_value and
8097 reg_known_value_size data structure change.
8098 (init_alias_analysis, end_alias_analysis): Likewise.
8100 2012-05-29 Jakub Jelinek <jakub@redhat.com>
8103 * input.c (read_line): Use XRESIZEVEC instead of XNEWVEC
8104 to avoid leaking memory. No need to handle memory allocation
8105 failure. Double string_len on each reallocation instead of adding 2.
8106 * gcov.c (read_line): Likewise.
8108 2012-05-29 Hans-Peter Nilsson <hp@axis.com>
8110 * config/cris/cris.h (TARGET_HAS_BREAK, TARGET_TRAP_USING_BREAK8):
8112 * config/cris/cris.md ("trap"): Define, enabled for
8113 TARGET_TRAP_USING_BREAK8.
8114 * config/cris/cris.opt (mtrap-using-break8): New option.
8116 2012-05-28 Paolo Carlini <paolo.carlini@oracle.com>
8119 * doc/invoke.texi: Document -Wmissing-braces not enabled by -Wall
8122 2012-05-28 Hans-Peter Nilsson <hp@axis.com>
8124 * doc/md.texi (stack_protect_test): Remove negation of branch to label.
8125 (Standard Names): Fix typos in documentation of atomic patterns.
8127 2012-05-27 Nathan Sidwell <nathan@acm.org>
8129 * tree.c (build_constructor): Propagate TREE_SIDE_EFFECTS.
8131 2012-05-26 Jason Merrill <jason@redhat.com>
8134 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
8135 about array compound literals.
8137 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
8139 * cfgcleanup.c (try_optimize_cfg): Do not delete forwarder blocks
8140 if CLEANUP_NO_INSN_DEL.
8141 * cfgrtl.c (unique_locus_on_edge_between_p): New function extracted
8142 from cfg_layout_merge_blocks.
8143 (emit_nop_for_unique_locus_between): New function.
8144 (rtl_merge_blocks): Invoke emit_nop_for_unique_locus_between.
8145 (cfg_layout_merge_blocks): Likewise.
8147 2012-05-26 Dimitrios Apostolou <jimis@gmx.net>
8148 Paolo Bonzini <bonzini@gnu.org>
8150 * df-scan.c (df_def_record_1): Assert a parallel must contain an
8151 EXPR_LIST at this point. Receive the LOC and move its extraction...
8152 (df_defs_record): ... here. Change if-else to a switch statement.
8153 (df_find_hard_reg_defs, df_find_hard_reg_defs_1): New.
8154 (df_get_call_refs): Changed defs_generated from bitmap to HARD_REG_SET
8155 and compute it from df_find_hard_reg_defs(). Record DF_REF_BASE
8156 DEFs in REGNO order. Use HARD_REG_SET instead of bitmap for
8157 regs_invalidated_by_call.
8158 (df_insn_refs_collect): Record DF_REF_REGULAR DEFs after
8161 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
8164 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
8165 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
8167 2012-05-25 Michael Meissner <meissner@linux.vnet.ibm.com>
8169 * config/rs6000/t-linux64: Delete the 32-bit multilib that uses
8170 software floating point emulation. No longer build the multilibs
8171 with -mstrict-align.
8173 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
8176 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
8177 accessed indirectly.
8178 (ipa_tm_create_version): Same.
8180 2012-05-25 Uros Bizjak <ubizjak@gmail.com>
8183 * config/i386/i386.c (ix86_print_operand) <case 'O'>: Print '.' here.
8184 <case 'C', case 'c', case 'F', case 'f'>: Print '.' only for C and c.
8186 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
8189 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
8190 (ix86_expand_vec_perm): Use int mode instead of float.
8191 (expand_vec_perm_pshufb): Remove handling of useseless type
8194 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
8197 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
8198 gnu_ld variables to yes.
8199 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
8200 (HAVE_GNU_AS): Likewise.
8201 * config.in: Regenerate.
8202 * configure: Likewise.
8204 2012-05-25 Tristan Gingold <gingold@adacore.com>
8206 * config/i386/i386.c (struct ix86_frame): Remove unused frame field.
8207 (ix86_compute_frame_layout): Fix type of stack_alignment_needed
8208 and preferred_alignment.
8210 2012-05-25 Tristan Gingold <gingold@adacore.com>
8212 * common/config/ia64/ia64-common.c (ia64_except_unwind_info): Fix typo.
8214 2012-05-25 Thomas Schwinge <thomas@codesourcery.com>
8216 * fold-const.c (optimize_bit_field_compare): Abort early in the strict
8217 volatile bitfields case.
8219 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
8221 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
8222 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
8223 (adjacent_mem_locations): Move some code to and call...
8224 (get_memref_parts): ...new function.
8225 (mem_locations_overlap): New function.
8226 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
8227 (is_mem_ref): Rename to...
8228 (find_mem_ref): ...this. Return MEM rtx.
8229 (get_store_dest): Remove function.
8230 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
8231 new parameter and adjust calls.
8232 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
8233 mem refs overlap for true_store_to_load_dep_costly.
8234 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
8235 passed to adjacent_mem_locations.
8236 (is_costly_group): Walk resolved dependency list.
8237 (force_new_group): Emit group ending nop for Power6/Power7.
8238 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
8239 (group_ending_nop): New define_insn.
8241 2012-05-24 Dodji Seketeli <dodji@redhat.com>
8243 Make unwound macro expansion trace less redundant
8244 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Don't print
8245 context of macro definition in the trace, when it's redundant.
8248 2012-05-24 Richard Guenther <rguenther@suse.de>
8251 * tree-profile.c (tree_profiling): Cleanup the CFG if
8252 execute_fixup_cfg requests it.
8254 2012-05-24 Richard Guenther <rguenther@suse.de>
8256 * tree-flow.h (create_var_ann): Remove.
8257 * tree-dfa.c (create_var_ann): Remove and inline into its
8259 (add_referenced_var_1): ... here.
8260 * varpool.c (add_new_static_var): Do not call add_referenced_var
8262 * gimple-fold.c (canonicalize_constructor_val): Likewise.
8263 * tree-switch-conversion.c (build_one_array): Likewise.
8264 * tree-profile.c (gimple_gen_ic_profiler): Likewise.
8265 * tree-flow-inline.h (gimple_referenced_vars): Guard against
8267 * tree-inline.c (remap_gimple_op_r): Likewise. Check
8268 gimple_referenced_vars instead of gimple_in_ssa_p.
8269 (copy_tree_body_r): Likewise.
8270 (setup_one_parameter): Likewise.
8271 (declare_return_variable): Likewise.
8272 (tree_function_versioning): Likewise.
8274 2012-05-24 Jakub Jelinek <jakub@redhat.com>
8276 PR tree-optimization/53465
8277 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
8278 vr0 into *vr, then vrp_meet that.
8279 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
8280 have any equivalences.
8281 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
8284 2012-05-24 Jim MacArthur <jim.macarthur@arm.com>
8286 * recog.c (reg_fits_class_p): Check both regno and regno + offset are
8288 * regs.h (in_hard_reg_set_p): Assert that regno is a hard register and
8289 check end_regno - 1 is a hard register.
8291 2012-05-24 Richard Guenther <rguenther@suse.de>
8293 * varpool.c (add_new_static_var): Remove call to create_var_ann.
8294 * tree-ssa-operands.c (create_vop_var): Likewise.
8296 2012-05-24 Richard Guenther <rguenther@suse.de>
8299 * tree-ssa-live.c (remove_unused_scope_block_p): Properly
8301 (remove_unused_locals): Pass global_unused_vars to
8302 remove_unused_scope_block_p. Restore code walking all
8303 referenced vars and pruning them.
8305 2012-05-23 Jan Hubicka <jh@suse.cz>
8307 * tree.h (alias_diag_flags): Remove.
8308 (alias_pair): Remove emitted_diags.
8309 (finish_aliases_1, finish_aliases_2, remove_unreachable_alias_pairs,
8310 symbol_alias_set_t, symbol_alias_set_destroy,
8311 symbol_alias_set_contains, propagate_aliases_backward): Remove.
8312 * toplev.c (compile_file): Do not call finish_aliases_2
8313 * cgraphunit.c (cgraph_process_new_functions): Do not call
8315 (handle_alias_pairs): Output diagnostics about aliases to externals.
8316 (assemble_thunks_and_aliases): Use do_assemble_alias.
8317 (output_weakrefs): Likewise.
8318 (finalize_compilation_unit): Do not call finish_aliases_1.
8319 * ipa.c (symtab_remove_unreachable_nodes): De not call
8320 remove_unreachable_alias_pairs.
8321 * varasm.c (do_assemble_alias): Export.
8322 (symbol_alias_set_create, symbol_alias_set_destroy,
8323 symbol_alias_set_contains, symbol_alias_set_insert,
8324 propagate_aliases_forward, propagate_aliases_backward,
8325 propagate_aliases_backward, trivially_visible_alias,
8326 trivially_defined_alias, remove_unreachable_alias_pairs,
8327 finish_aliases_1, finish_aliases_2, assemble_alias): Remove.
8328 * output.h (do_assemble_alias): Declare.
8329 * varpool.c (varpool_remove_unreferenced_decls): Do not call
8332 2012-05-23 Martin Jambor <mjambor@suse.cz>
8334 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
8336 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
8338 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
8340 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
8341 (iterative_hash_gimple_type): Adjust comment.
8342 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
8343 domain for an array type instead of the domain type itself.
8345 2012-05-23 Richard Guenther <rguenther@suse.de>
8347 PR tree-optimization/53438
8348 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
8350 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
8353 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
8354 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
8357 2012-05-23 Richard Guenther <rguenther@suse.de>
8359 * tree-dfa.c (add_referenced_var_1): Do not add global vars.
8360 * tree-ssa-live.c (mark_all_vars_used_1): Handle global vars
8361 via the global_unused_vars bitmap.
8362 (remove_unused_locals): Handle global vars in local-decls via
8363 a global_unused_vars bitmap instead of the used flag in the
8364 var annotation. Simplify global variable handling and removal.
8366 2012-05-22 Jan Hubicka <jh@suse.cz>
8369 * tree-ssa-structalias.c (create_variable_info_for): Skip constructors
8370 from other partitions.
8372 2012-05-22 Jan Hubicka <jh@suse.cz>
8375 * symtab.c (symtab_register_node): Fix ordering issue.
8377 2012-05-22 Steven Drake <sbd@NetBSD.org>
8379 * gcc.c (do_spec_1): Add %M spec token to output multilib_os_dir.
8381 2012-05-22 David Edelsohn <dje.gcc@gmail.com>
8383 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
8384 Use strip_name_encoding target hook.
8386 2012-05-22 Richard Guenther <rguenther@suse.de>
8388 * tree.h (VAR_DECL_IS_VIRTUAL_OPERAND): New.
8389 (init_function_for_compilation): Remove.
8390 * tree-dfa.c (find_vars_r): Take struct function argument.
8391 (find_referenced_vars_in): Adjust.
8392 * tree-ssa-operands.c (clobber_stats): Remove.
8393 (create_vop_var): Take struct function argument. Mark
8394 virtual operand with VAR_DECL_IS_VIRTUAL_OPERAND.
8395 (init_ssa_operands): Take struct function argument.
8396 (fini_ssa_operands): Do not dump dead stats.
8397 * tree-ssa-operands.h (init_ssa_operands): Take struct function
8399 * cgraphunit.c (init_lowered_empty_function): Adjust.
8400 * lto-streamer-in.c (input_cfg): Likewise.
8401 * tree-inline.c (initialize_cfun): Likewise.
8402 * tree-into-ssa.c (rewrite_into_ssa): Likewise.
8403 * omp-low.c (expand_omp_taskreg): Likewise. Avoid switching cfun.
8404 * gimple.c (is_gimple_reg): Optimize the SSA_NAME case,
8405 virtual operands are not registers.
8407 2012-05-22 Richard Guenther <rguenther@suse.de>
8409 * tree-cfg.c (verify_gimple_assign_unary): Fix typo in previous commit.
8411 2012-05-22 Richard Guenther <rguenther@suse.de>
8414 * tree-inline.c (setup_one_parameter): Create a dummy init
8415 statement for unused parameters when not optimizing.
8417 2012-05-22 Richard Guenther <rguenther@suse.de>
8419 * tree-flow.h (add_referenced_var_1): Declare.
8420 (add_referenced_var): Define.
8421 * tree-dfa.c (referenced_var_check_and_insert): Avoid one hash lookup.
8422 (add_referenced_var): Rename to ...
8423 (add_referenced_var_1): ... this. Take struct function argument.
8425 2012-05-22 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
8428 * config/arm/arm-protos.h (arm_validize_comparison): Declare.
8429 * config/arm/arm.c (arm_validize_comparison): Define.
8430 * config/arm/arm.md ("cbranchsi4"): Cleanup expansion and use
8431 arm_validize_comparison.
8432 ("cbranchdi4"): Likewise.
8433 ("cstoredi4"): Likewise.
8434 ("movsicc"): Likewise.
8435 ("movsfcc"): Likewise.
8436 ("movdfcc"): Likewise.
8438 2012-05-22 Dimitrios Apostolou <jimis@gmx.net>
8440 * df-scan.c (df_scan_alloc): Round up allocation pools size, reduce
8441 the mw_reg_pool size.
8443 2012-05-22 Paolo Bonzini <bonzini@gnu.org>
8445 PR tree-optimization/53336
8446 * tree-cfg.c (verify_gimple_assign_unary): Allow conversion from
8447 non-integer integral types to offset type and vice versa.
8449 2012-05-22 Alan Modra <amodra@gmail.com>
8451 * config/rs6000/aix.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
8452 * config/rs6000/darwin.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
8453 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE,
8454 V_SAVE_INLINE): Delete.
8455 * config/rs6000/rs6000.c (V_SAVE_INLINE): Delete.
8456 (rs6000_savres_strategy): Reimplement GP/FP/V_SAVE_INLINE logic.
8457 For ELF targets, use out-of-line restores for -Os and any number
8458 of regs if the restore exits, and out-of-line gp save for two or
8459 more regs. Use save_reg_p to test for holes in reg restore set.
8460 Replace "#if" with "if".
8462 2012-05-22 Alan Modra <amodra@gmail.com>
8464 * config/rs6000/rs6000.c (save_reg_p): New function.
8465 (first_reg_to_save, first_fp_reg_to_save): Use it here.
8466 (first_altivec_reg_to_save, restore_saved_cr): Likewise.
8467 (emit_frame_save): Use gen_frame_store.
8468 (gen_frame_mem_offset): Correct SPE condition requiring reg+reg.
8469 (rs6000_emit_prologue): Use save_reg_p. Use gen_frame_store for
8471 (rs6000_emit_epilogue): Use save_reg_p. Use gen_frame_load for
8472 vrsave, toc, gp and fp restores.
8474 2012-05-22 Alan Modra <amodra@gmail.com>
8476 * config/rs6000/rs6000.c: Delete unnecessary forward declarations.
8477 Move those with ATTRIBUTE_UNUSED to immediately before definitions.
8478 Move function pointer variables after forward declarations.
8479 (rs6000_builtin_support_vector_misalignment): Make static.
8480 (rs6000_legitimate_address_p, rs6000_gimplify_va_arg): Likewise.
8481 (rs6000_function_value, rs6000_can_eliminate): Likewise.
8483 2012-05-21 Bernd Schmidt <bernds@codesourcery.com>
8485 PR rtl-optimization/53373
8486 * caller-save.c (save_call_clobbered_regs): Look into a possible
8487 PARALLEL manually rather than using single_set on a call insn.
8489 2012-05-21 Jakub Jelinek <jakub@redhat.com>
8491 PR tree-optimization/53436
8492 * omp-low.c (omp_build_component_ref): New function.
8493 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
8495 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
8497 * config/i386/i386.c (put_condition_code): Change "reverse" and "fp"
8499 (ix86_print_operand) <case 'O'>: Look at mode size of the operand.
8500 Do not print '.' here. Output operand lossage error for unhandled
8505 <case 'z'>: Hardcode "code" argument into error strings.
8507 <case 'D'>: Merge AVX and non-AVX codes.
8508 <case 'C', case 'c', case 'F', case 'f'>: Merge. Fix error string.
8509 Update call to put_condition_code.
8511 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
8513 * config/m68k/m68k.md (*clzsi2_cf): Renamed from clzsi2. Call
8515 (clzsi2): New expander.
8516 (*clzsi2_68k): New insn.
8517 * config/m68k/m68k.h: Update comment about CLZ_DEFINED_VALUE_AT_ZERO.
8519 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
8521 * gimple.h (gimple_set_in_transaction): Remove.
8522 (gimple_in_transaction): Look in BB instead.
8523 (gimple_statement_base): Remove in_transaction field.
8524 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
8525 * trans-mem.c (compute_transaction_bits): Place transaction bit
8526 information into basic blocks.
8528 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
8530 * expr.c (get_def_for_expr_class): Define only if
8531 HAVE_conditional_move.
8532 (convert_tree_comp_to_rtx): Likewise.
8534 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
8537 * config/i386/i386.md (ffs<mode>2): Generate CCCmode compare
8539 (ffssi2_no_cmove): Ditto.
8540 (*ffs<mode>_1): Remove insn pattern.
8541 (*tzcnt<mode>_1): New insn pattern.
8542 (*bsf<mode>1): Ditto.
8544 2012-05-21 Richard Guenther <rguenther@suse.de>
8546 * tree-dfa.c (add_referenced_var): Do not walk DECL_INITIAL for
8547 more referenced vars.
8548 * tree-ssa-live.c (mark_all_vars_used_1): Only set the used
8549 flag on variables that have a var-annotation.
8551 2012-05-21 Joseph Myers <joseph@codesourcery.com>
8554 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
8555 from folded operands before wrapping another around the
8556 conditional expression.
8558 2012-05-21 Jakub Jelinek <jakub@redhat.com>
8560 PR tree-optimization/53366
8561 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
8562 tests if complex_numbers == 2, but there are non-complex number loads
8565 PR tree-optimization/53409
8566 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
8567 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
8569 PR tree-optimization/53410
8570 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
8571 instead of build_int_cst (type, 0) where vector types might be
8572 involved. Instead of build_int_cst (type, 1) convert the original
8573 integer_onep argument to the desired type.
8575 2012-05-21 Michael Matz <matz@suse.de>
8577 * genattrtab.c (attr_rtx_cost): Move earlier, start with cost being 1.
8578 (simplify_test_exp): Handle one more case of distributive law,
8579 decrease cost threshold.
8580 (tests_attr_p, get_attr_order): New functions.
8581 (optimize_attrs): Use topological order, inline only cheap values.
8582 (write_attr_set): Reset our_known_true after some time.
8584 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
8587 * config/i386/i386.c (type_natural_mode): Warn passing SSE
8588 vector argument without SSE enabled changes the ABI.
8590 2012-05-21 Richard Guenther <rguenther@suse.de>
8592 PR tree-optimization/53408
8593 * tree-vect-loop.c (vectorizable_induction): Properly check
8594 the restriction that we cannot handle induction results from
8595 the inner loop outside of the outer loop.
8597 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
8600 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
8601 (UNSPECV_RDRAND): This.
8602 (rdrand<mode>_1): Updated.
8604 2012-05-21 Richard Guenther <rguenther@suse.de>
8606 * tree-loop-distribution.c (can_generate_builtin): Reject
8609 2012-05-21 Chung-Lin Tang <cltang@codesourcery.com>
8611 * Makefile.in (options.c): Add options.h to included header
8614 2012-05-21 Razya Ladelsky <razya@il.ibm.com>
8616 * tree-parloops.c : Add myself to contributors, update
8617 TODO list, add link to wiki.
8619 2012-05-21 Alan Modra <amodra@gmail.com>
8621 * config/rs6000/predicates.md (input_operand): Don't match
8622 constant pool addresses. Remove label_ref, high and plus from
8623 match_code list. Remove redundant CONSTANT_P test.
8624 (splat_input_operand): Similarly update match_code list.
8625 (small_toc_ref): New predicate.
8626 * config/rs6000/rs6000-protos.h (toc_relative_expr_p): Update prototype.
8627 * config/rs6000/rs6000.c (tocrel_base, tocrel_offset): Make const.
8628 (legitimate_constant_pool_address_p): Move TARGET_TOC test and
8629 register checks to..
8630 (toc_relative_expr_p): ..here. Add "strict" param. Match new rtl
8631 generated by create_TOC_reference.
8632 (rs6000_legitimize_address): Update cerate_TOC_reference call.
8633 (rs6000_delegitimize_address): Handle new rtl for toc refs.
8634 (rs6000_cannot_force_const_mem, rs6000_find_base_term): Likewise.
8635 (use_toc_relative_ref): New function, split out from..
8636 (rs6000_emit_move): ..here. Remove redundant tests. Update
8637 create_TOC_reference calls.
8638 (rs6000_legitimize_reload_address): Formatting. Handle splitting
8639 of medium/large model toc addresses. Use use_toc_relative_ref.
8640 (print_operand): Formatting, style. Adjust for toc changes.
8641 (print_operand_address): Likewise.
8642 (rs6000_output_addr_const_extra): Likewise.
8643 (create_TOC_reference): Put TOC_REGISTER in UNSPEC_TOCREL rather
8644 than a PLUS. Use this formulation for both high and low part
8645 of -mcmodel=medium/large toc reference too. Before reload,
8646 always use the small model formulation.
8647 * config/rs6000/rs6000.md (tls_gd, tls_gd_high): Similarly avoid
8648 a PLUS in high part of addresses here.
8649 (tls_ld, tls_ld_high, tls_got_dtprel, tls_got_dtprel_high): Likewise.
8650 (tls_got_tprel, tls_got_tprel_high, largetoc_high): Likewise.
8651 (largetoc_high, largetoc_low): Move earlier. Cope when no
8653 (largetoc_high_plus): New insn.
8654 (movsi_internal1, movsi_internal1_single, movsf_softfloat,
8655 movdi_mfpgpr, movdi_internal64): Don't handle 'R' constraint here..
8656 (tocref): ..instead do so here, new insn and split.
8658 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
8660 * config/i386/driver-i386.c (host_detect_local_cpu): Support
8661 RDRND, F16C and FSGSBASE.
8663 2012-05-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8665 PR rtl-optimzation/53373
8666 * config/pa/pa.md (call_symref_pic): Don't expose PIC register save in
8667 call pattern. Update split patterns.
8668 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
8669 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
8671 2012-05-20 Razya Ladelsky <razya@il.ibm.com>
8673 * tree-parloops.c (gen_parallel_loop): Change many_iterations_cond
8676 2012-05-18 Jan Hubicka <jh@suse.cz>
8678 * cgraphunit.c (handle_alias_pairs): Declare; free alias_pairs
8679 (cgraph_process_new_functions): Process also aliases.
8680 * lto-streamer-out.c (struct sets): Remove.
8681 (trivally_defined_alias): Remove.
8682 (output_alias_pair_p): Remove.
8683 (output_unreferenced_globals): Remove.
8684 (produce_symtab); Do not handle alias pairs.
8685 (produce_asm_for_decls): Likewise.
8686 * lto-streamer-in.c (input_alias_pairs): Remove.
8687 (lto_read_body): Do not input alias pairs.
8688 (lto_input_constructors_and_inits): Remove.
8690 2012-05-18 Jan Hubicka <jh@suse.cz>
8692 * cgraphunit.c (handle_alias_pairs): Cleanup; handle all types of
8695 2012-05-18 Jan Hubicka <jh@suse.cz>
8697 * cgraphbuild.c (record_reference): Update.
8698 * lto-cgraph.c (lto_output_varpool_node): External vars
8699 are not in other partition even if they are not output
8700 in current partition.
8701 * gimple-fold.c (can_refer_decl_in_current_unit_p): Take FROM_DECL
8703 (canonicalize_constructor_val): Take FROM_DECL argument.
8704 (fold_ctor_reference, fold_string_cst_ctor_reference,
8705 fold_array_ctor_reference, fold_nonarray_ctor_reference,
8706 fold_ctor_reference): Likewise.
8707 (fold_const_aggregate_ref_1, gimple_get_virt_method_for_binfo): Update.
8708 * gimple.h (gimple_fold_builtin): Likewise.
8710 2012-05-18 Olivier Hainque <hainque@adacore.com>
8712 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
8713 $(libsubdir) as libexecsubdir.
8715 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8717 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
8718 relied on signed overflow behavior.
8720 2012-05-18 Richard Guenther <rguenther@suse.de>
8722 PR tree-optimization/53346
8723 * tree-loop-distribution.c (ldist_gen): Make sure to apply
8724 builtin transform even when only a single partition with
8725 all reads/writes exists.
8727 2012-05-18 Richard Guenther <rguenther@suse.de>
8729 PR tree-optimization/53390
8730 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Ignore
8733 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8735 * tree-ssa-reassoc.c (bip_map): Remove decl.
8736 (completely_remove_stmt): Remove function.
8737 (remove_def_if_absorbed_call): Remove function.
8738 (remove_visited_stmt_chain): Remove __builtin_powi handling.
8739 (possibly_move_powi): Remove function.
8740 (rewrite_expr_tree): Remove calls to possibly_move_powi.
8741 (rewrite_expr_tree_parallel): Likewise.
8742 (attempt_builtin_powi): Build multiplies explicitly rather than
8743 relying on the ops vector and rank system.
8744 (transform_stmt_to_copy): New function.
8745 (transform_stmt_to_multiply): Likewise.
8746 (reassociate_bb): Handle leftover operations after __builtin_powi
8747 optimization; build a final multiply if necessary.
8749 2012-05-18 Jan Hubicka <jh@suse.cz>
8751 * cgraphunit.c (varpool_finalize_decl): Allow external decls.
8752 (mark_functions_to_output): Fix sanity check.
8753 * ipa.c (function_and_variable_visibility): Remove TREE_STATIC check.
8755 2012-05-18 Richard Guenther <rguenther@suse.de>
8757 * tree-flow.h (mark_symbols_for_renaming): Remove.
8758 * tree-dfa.c (mark_symbols_for_renaming): Likewise.
8759 * tree-inline.c (copy_edges_for_bb): Do not mark symbols for renaming.
8760 (copy_debug_stmt): Likewise.
8761 (expand_call_inline): Likewise.
8762 (declare_return_variable): Mark the return variable for renaming
8765 2012-05-18 Andrew Stubbs <ams@codesourcery.com>
8767 * config/arm/arm-protos.h (arm_emit_coreregs_64bit_shift): New
8769 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): New function.
8770 * config/arm/arm.md (ashldi3): Use arm_emit_coreregs_64bit_shift.
8771 (ashrdi3,lshrdi3): Likewise.
8772 (arm_cond_branch): Remove '*' to enable gen_arm_cond_branch.
8774 2012-05-18 Meador Inge <meadori@codesourcery.com>
8776 PR rtl-optimization/53352
8777 * cse.c (equiv_constant): Ignore paradoxical subregs.
8779 2012-05-17 Steven Bosscher <steven@gcc.gnu.org>
8781 PR rtl-optimization/53125
8782 * regstat.c (regstat_bb_compute_ri): Take new local_live_last_luid
8783 argument. Simplify calculation of REG_LIVE_LENGTH for regnos that
8784 die in the basic block. Correctly top off REG_FREQ and
8785 REG_FREQ_CALLS_CROSSED.
8787 (regstat_compute_ri): Allocate and free local_live_last_luid.
8789 (regstat_bb_compute_calls_crossed): Correctly top off
8790 REG_FREQ_CALLS_CROSSED.
8792 2012-05-17 Jan Hubicka <jh@suse.cz>
8794 * lto-symtab.c (lto_symtab_resolve_symbols): Preffer decl with
8795 constructor over decl without.
8796 * cgraph.c (cgraph_remove_node): Clear also body of unanalyzed nodes.
8797 * cgraph.h (varpool_can_remove_if_no_refs): Handle external correctly.
8798 * cgraphunit.c (process_function_and_variable_attributes): Finalize
8800 (mark_functions_to_output): Also accept bodies for functions with
8802 (output_in_order): Skip external vars.
8803 * lto-cgraph.c (lto_output_node): External functions are never in other
8805 (lto_output_varpool_node): Likewise.
8806 * lto-streamer-out.c (lto_write_tree): Always use error_mark_nodes for
8807 forgotten initializers.
8808 * ipa.c (process_references): Handle external vars.
8809 (symtab_remove_unreachable_nodes): Update to handle external vars.
8810 (varpool_externally_visible_p): External vars are externally visible.
8811 * gimple-fold.c (can_refer_decl_in_current_unit_p): Update.
8812 * varpool.c (varpool_remove_node): Remove constructor.
8813 (decide_is_variable_needed): Handle externals.
8814 (varpool_remove_unreferenced_decls): Likewise.
8816 2012-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
8818 * opts.c (common_handle_option): -pedantic-errors enables -Wpedantic.
8819 (enable_warning_as_error): Do not special case Wuninitialized.
8820 * optc-gen.awk: Add sanity checks.
8822 2012-05-17 Jan Hubicka <jh@suse.cz>
8824 * ipa-reference.c (is_proper_for_analysis): Do not check flags
8825 that might change as result of global optimization.
8826 (analyze_function): Do not check analyzed and externally_visible
8827 flags; be happy about address dereferences.
8828 (propagate): Prune all_module_statics so it really contains just
8829 statics; prune all the local summaries.
8830 (ipa_reference_write_optimization_summary): Simplify.
8832 2012-05-17 Kwok Cheung Yeung <kcy@codesourcery.com>
8834 * config/m68k/m68k-devices.def: Add 51ag, 51je, 51jf, 51jg, 51mm, 51qm.
8835 * config/m68k/m68k-tables.opt: Regenerated.
8836 * doc/invoke.texi (M680x0 Options): Document.
8838 2012-05-16 Dave Boutcher <daveboutcher@gmail.com>
8839 Patrick Marlier <patrick.marlier@gmail.com>
8841 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
8844 2012-05-16 H.J. Lu <hongjiu.lu@intel.com>
8846 * configure: Regenerated.
8848 2012-05-16 Andrew Pinski <apinski@cavium.com>
8850 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
8853 2012-05-16 David S. Miller <davem@davemloft.net>
8855 * jump.c (delete_related_insns): If we remove a CALL, make sure
8856 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
8858 2012-05-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8860 PR tree-optimization/53217
8861 * tree-ssa-reassoc.c (bip_map): New static variable.
8862 (possibly_move_powi): Move feeding multiplies with __builtin_powi call.
8863 (attempt_builtin_powi): Save feeding multiplies on a stack.
8864 (reassociate_bb): Create and destroy bip_map.
8866 2012-05-16 Olivier Hainque <hainque@adacore.com>
8868 * Makefile.in (install-no-fixedincludes): New target, former toplevel
8869 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
8870 Add comments and improve stamp preservation across the whole sequence.
8871 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
8873 2012-05-16 Richard Guenther <rguenther@suse.de>
8875 * tree-inline.c (insert_init_stmt): Do not call
8876 mark_symbols_for_renaming.
8877 (setup_one_parameter): Avoid initializing unused parameters.
8878 (declare_return_variable): Properly handle DECL_BY_REFERENCE
8879 return vars in SSA form.
8881 2012-05-16 Richard Guenther <rguenther@suse.de>
8883 * tree-flow.h (get_virtual_var): Remove.
8884 * tree-dfa.c (get_virtual_var): Likewise.
8886 2012-05-16 Richard Guenther <rguenther@suse.de>
8888 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1):
8889 Remove set-only bitmap of new names.
8890 (slpeel_tree_peel_loop_to_edge): Likewise. Do not set
8892 * tree-flow.h (ssa_names_to_replace): Remove.
8893 * tree-into-ssa.c (ssa_names_to_replace): Likewise.
8895 2012-05-16 Richard Guenther <rguenther@suse.de>
8897 PR tree-optimization/53364
8898 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
8899 detect a view-conversion of the decl.
8901 2012-05-16 Dodji Seketeli <dodji@redhat.com>
8903 PR preprocessor/7263
8904 * c-tree.h (enum c_declspec_word): Declare new enum.
8905 (struct c_declspecs::locations): New member.
8906 (declspecs_add_qual, declspecs_add_scspec)
8907 (declspecs_add_addrspace, declspecs_add_alignas): Take a new
8909 * c-decl.c (build_null_declspecs): Initialize the new struct
8910 c_declspecs::locations member.
8911 (declspecs_add_addrspace): Take a location parameter for the
8912 address space. Store it onto declaration specifiers.
8913 (declspecs_add_qual): Likewise, take a location parameter for the
8915 (declspecs_add_type): Likewise, take a location parameter for the
8917 (declspecs_add_scspec): Likewise, take a location parameter for
8918 the storage class specifier.
8919 (declspecs_add_attrs): Likewise, take a location parameter for the
8921 (declspecs_add_alignas): Likewise, take a location parameter for
8923 (finish_declspecs): For diagnostics, use the location of the
8924 relevant declspec, instead of the global input_location.
8925 * c-parser.c (c_parser_parameter_declaration): Pass the precise
8926 virtual location of the declspec to the declspecs-setters.
8927 (c_parser_declspecs): Likewise. Avoid calling c_parser_peek_token
8930 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
8932 * configure.ac: Stack protector enabling for Android targets.
8933 * configure: Regenerate.
8935 2012-05-16 Richard Sandiford <r.sandiford@uk.ibm.com>
8937 * ira.c (pseudo_move_insn): Delete.
8938 (find_moveable_pseudos): Don't set it.
8939 (move_unallocated_pseudos): Use DF_REG_DEF_CHAIN to find
8940 the definitions of the original pseudo. Delete all of them.
8942 2012-05-16 Olivier Hainque <hainque@adacore.com>
8944 * config/rs6000/rs6000-opts.h (enum processor_type): Add
8946 * config/rs6000/rs6000-cpus.def: Reference it for cpu="8548".
8947 * config/rs6000/rs6000.md (cpu attribute definition): Add ppc8548.
8948 * config/rs6000/8540.md: indicate that the units/patterns apply to
8951 * config/rs6000/rs6000.c (rs6000_option_override_internal): Rename
8952 default_cpu into implicit_cpu, conveying what --with-cpu was passed at
8953 configure time. Treat implicit_cpu as have_CPU. Pick defaults for SPE
8954 related flags, check that what is queried is supported by the selected
8955 configuration. Rework the single/double_float and MASK_STRING resets to
8956 hit for all the E500 cores (854x + E500MC variants). Select the ppc8540
8957 costs for PROCESSOR_PPC8548 as well.
8958 (rs6000_issue_rate): case CPU_PPC8548 together with CPU_PPC8540.
8959 (rs6000_use_sched_lookahead): Likewise, rewriting function as a case
8960 statement instead of a sequence of ifs.
8962 * config/rs6000/rs6000.h (TARGET_E500): Remove.
8963 (TARGET_NO_LWSYNC): Adjust accordingly.
8964 * config/rs6000/e500.h (TARGET_E500): Remove.
8965 (CHECK_E500_OPTIONS): Adjust accordingly.
8966 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove.
8967 (TARGET_DEFAULT): Reformat definition to match the one in linuxspe.h.
8968 * config/rs6000/linuxspe.h: Likewise.
8969 * config/rs6000/vxworks.h: Remove bogus TARGET_E500 overrides and
8970 superfluous comments.
8971 * config/rs6000/e500-double.h: Remove.
8973 * config.gcc (pick a default with_cpu): For powerpc*-*-*spe*,
8974 default to with_cpu=8548 if --enable-e500-double, and to 8540
8976 (set misc flags section): For powerpc*|rs6000*, remove inclusion
8977 of e500-double.h for --enable-e500-double.
8979 2012-05-16 Olivier Hainque <hainque@adacore.com>
8981 * Makefile.in (s-header-vars): Resort to -n instead of trailing
8982 -e d in sed invocation.
8984 2012-05-16 Hans-Peter Nilsson <hp@axis.com>
8986 * doc/tm.texi.in (Type Layout) <SIZE_TYPE>: Update reference to
8988 * doc/tm.texi: Regenerate.
8990 2012-05-15 Paolo Carlini <paolo.carlini@oracle.com>
8992 * tree.h (EXPR_LOCATION): Use CAN_HAVE_LOCATION_P.
8994 2012-05-15 Jakub Jelinek <jakub@redhat.com>
8997 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
8998 that operands[2] is either immediate, or q_regs_operand.
9000 2012-05-15 Richard Guenther <rguenther@suse.de>
9002 * cgraphunit.c (thunk_adjust): Use make_rename_temp.
9003 (assemble_thunk): Likewise. Manually rename and register
9006 2012-05-15 Richard Guenther <rguenther@suse.de>
9008 PR tree-optimization/53355
9009 * tree-vrp.c (extract_range_from_binary_expr_1): Handle LSHIFT_EXPRs
9012 2012-05-15 Tristan Gingold <gingold@adacore.com>
9014 * tree-ssa-strlen.c (get_string_length): Convert lhs if needed.
9016 2012-05-15 Richard Guenther <rguenther@suse.de>
9018 * gimple.c (gimple_set_modified): Move ...
9019 * gimple.h (gimple_set_modified): ... here.
9021 2012-05-15 Tristan Gingold <gingold@adacore.com>
9023 * ira-color.c (move_spill_restore): Add a guard.
9025 2012-05-15 Tristan Gingold <gingold@adacore.com>
9027 * config/ia64/ia64.c (ia64_emit_probe_stack_range): Adjust calls to
9030 2012-05-15 Eric Botcazou <ebotcazou@adacore.com>
9032 * gimplify.c (gimplify_init_constructor): Do a block move for very
9033 small objects as well.
9035 2012-05-15 Bernd Schmidt <bernds@codesourcery.com>
9037 * ira.c (find_moveable_pseudos): Skip registers whose
9038 DF_REG_EQ_USE_COUNT is nonzero.
9040 2012-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
9042 * doc/md.texi (fma): Define to only be applicable for single rounding.
9044 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
9047 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
9048 generate target register for "load" class builtins.
9051 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
9054 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
9055 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
9056 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
9057 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
9058 (<sse>_movu<ssemodesuffix>): New expander.
9059 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
9060 (avx_movdqu<avxmodesuffix>): New expander.
9061 (*sse2_movdqu): Rename from sse2_movdqu.
9062 (sse2_movdqu): New expander.
9064 2012-05-14 Marc Glisse <marc.glisse@inria.fr>
9067 * config/i386/i386.c (ix86_expand_vec_perm_const): Move code to ...
9068 (canonicalize_perm): ... new function.
9069 (expand_vec_perm_2vperm2f128_vshuf): New function.
9070 (ix86_expand_vec_perm_const_1): Call it.
9072 2012-05-14 Andrew Pinski <apinski@cavium.com>
9073 H.J. Lu <hongjiu.lu@intel.com>
9074 Jakub Jelinek <jakub@redhat.com>
9077 * config/i386/i386.md (xbegin_1): Use + in constraint and match_dup.
9080 2012-05-14 Jakub Jelinek <jakub@redhat.com>
9082 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
9083 lineno 1 the same as lineno 0 before first start file directive.
9084 (optimize_macinfo_range): Likewise.
9086 * dwarf2out.c (have_macinfo): Define.
9087 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
9088 attribute, don't force empty compilation unit and don't emit any
9089 .debug_macinfo/.debug_macro section if macinfo_table is empty.
9091 2012-05-14 Georg-Johann Lay <avr@gjlay.de>
9094 * config/avr/avr.c (avr_const_address_lo16): Remove.
9095 (avr_assemble_integer): Print ".byte lo8(x)",
9096 ".byte hi8(x)", ".byte hh8(x)" instead of emit an assembler
9097 .warning if 3-byte address is assembled.
9098 * doc/extend.texi (AVR Named Address Spaces): Document that
9099 binutils 2.23 is needed to assemble 3-byte addresses.
9101 2012-05-14 Richard Guenther <rguenther@suse.de>
9103 * tree-vect-data-refs.c (vect_setup_realignment): Remove
9104 call to mark_symbols_for_renaming.
9105 (vect_permute_load_chain): Likewise.
9106 * tree-vect-loop.c (vect_is_slp_reduction): Update stmt
9107 instead of calling mark_symbols_for_renaming.
9108 * tree-vect-stmts.c (read_vector_array): Remove call to
9109 mark_symbols_for_renaming.
9110 (write_vector_array): Likewise.
9111 (vectorizable_call): Likewise.
9112 (vectorizable_store): Likewise.
9113 (vectorizable_load): Likewise.
9114 * matrix-reorg.c (transform_allocation_sites): Likewise.
9115 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
9116 (create_expression_by_pieces): Likewise.
9118 2012-05-14 Richard Guenther <rguenther@suse.de>
9120 * gimplify.c (gimple_regimplify_operands): Only mark the LHS
9121 of statements for renaming.
9122 (force_gimple_operand_1): Likewise, consistently for both
9123 calls to force_gimple_operand and force_gimple_operand_gsi.
9125 2012-05-14 Richard Guenther <rguenther@suse.de>
9127 * tree-dfa.c (make_rename_temp): Be forgiving if not in SSA form.
9128 * omp-low.c (expand_omp_taskreg): Properly conditionalize call
9130 (expand_omp_for): Likewise.
9131 (expand_omp_for_generic): Adjust conditional add to referenced vars.
9132 Use make_rename_temp for temporaries that should be rewritten into
9134 (expand_omp_for_static_nochunk): Likewise.
9135 (expand_omp_atomic_pipeline): Likewise.
9137 2012-05-14 Richard Guenther <rguenther@suse.de>
9139 PR tree-optimization/53331
9140 * tree-vect-data-refs.c (vect_verify_datarefs_alignment): Ignore
9142 * tree-vect-stmts.c (vect_model_load_cost): Handle strided loads.
9144 2012-05-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
9147 * doc/options.texi: (LangEnabledBy): Document it.
9148 * optc-gen.awk: Handle LangEnabledBy.
9149 * opth-gen.awk: Generate declaration for lang-specific functions.
9150 * opt-read.awk: Record lang numbers.
9151 * opt-functions.awk (flag_set_p): Ignore the arguments of flags.
9152 (lang_sanitized_name): New.
9154 2012-05-14 Bernd Schmidt <bernds@codesourcery.com>
9156 * attribs.c (decl_attributes): Avoid emitting a warning if
9158 * doc/rtl.texi (CALL_INSN_FUNCTION_USAGE): Use lowercase for rtx
9159 codes. Document meaning of sets inside CALL_INSN_FUNCTION_USAGE.
9160 * builtin-attrs.def (DEF_ATTR_FOR_STRING): Define. Use it to
9161 define a string "1".
9162 (ATTR_RET1_NOTHROW_NONNULL_LEAF): New attr definition.
9163 * builtins.def (BUILT_IN_MEMCPY, BUILT_IN_MEMMOVE, BUILT_IN_MEMSET,
9164 BUILT_IN_STRCPY): Use it for these functions.
9165 * postreload.c (reload_combine): Deal with SETs inside
9166 CALL_INSN_FUNCTION_USAGE.
9167 * caller-save.c (setup_save_areas, save_call_clobbered_regs):
9168 Look for REG_RETURNED notes and use a cheap restore if possible.
9169 * ira-int.h (struct ira_allocno): New member cheap_calls_crossed_num.
9170 (ALLOCNO_CHEAP_CALLS_CROSSED_NUM): New macro.
9171 * ira-build.c (ira_create_allocno, create_cap_allocno,
9172 propagate_allocno_info, propagate_some_info_from_allocno,
9173 copy_info_to_removed_store_destination, ira_flattening): Handle it.
9174 * ira-lives.c (pseudo_regno_single_word_and_live_p,
9175 find_call_crossed_cheap_reg): New static functions.
9176 (process_bb_node_lives): Look for SETs in CALL_INSN_FUNCTION_USAGE,
9177 and set ALLOCNO_CHEAP_CALLS_CROSSED_NUM if possible. Also make
9178 a REG_RETURNED note in that case.
9179 * ira.c (setup_reg_renumber): Change assert to allow cases where
9180 allocnos only cross calls for which they are cheap to restore.
9181 * ira-costs.c (ira_tune_allocno_costs): Compare
9182 ALLOCNO_CALLS_CROSSED_NUM to ALLOCNO_CHEAP_CALLS_CROSSED_NUM rather
9184 * reg-notes.def (REG_RETURNED): New note.
9185 * cse.c (cse_insn): Likewise.
9186 * sched-deps.c (sched_analyze_insn): Likewise.
9187 * expr.c (init_block_move_fn): Set a "fn spec" attribute.
9188 * calls.c (decl_return_flags): New static function.
9189 (expand_call): Generate a SET in CALL_INSN_FUNCTION_USAGE for
9190 functions that return one of their arguments.
9191 * regcprop.c (struct kill_set_value_data): New.
9192 (kill_set_value): Interpret data as a pointer to such a struct.
9193 Do nothing if the caller wants the register to be ignored.
9194 (copyprop_hardreg_forward_1): Handle SETs in CALL_INSN_FUNCTION_USAGE.
9196 2012-05-14 Richard Guenther <rguenther@suse.de>
9198 PR tree-optimization/53340
9199 * tree-ssa-pre.c (op_valid_in_sets): Fix error in last commit.
9201 2012-05-14 Richard Guenther <rguenther@suse.de>
9203 * gimplify.c (gimplify_expr): Remove odd code.
9205 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
9207 * stor-layout.c (bit_from_pos): Distribute conversion to bitsizetype
9208 into a PLUS_EXPR byte offset.
9210 * tree-ssa-pre.c (can_value_number_call): Delete.
9211 (compute_avail): Skip all statements with side effects.
9212 <GIMPLE_CALL>: Skip calls to internal functions.
9214 2012-05-13 Steven Bosscher <steven@gcc.gnu.org>
9216 * config/pa/pa.md: Use define_c_enum for "unspec" and "unspecv".
9218 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
9220 * common.opt (Wtype-limits): Use EnabledBy.
9222 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
9224 * config/i386/i386.md (*pushtf): Enable for TARGET_SSE.
9225 (pushtf splitter): Ditto.
9227 (*movtf_internal): Ditto. Use V4SFmode for !TARGET_SSE2.
9228 (<code>tf2): Enable for TARGET_SSE.
9229 (*absnegtf2_sse): Ditto.
9230 (copysign<mode>3): Enable TFmode for TARGET_SSE.
9231 (copysign<mode>3_const): Ditto.
9232 (copysign<mode>3_var): Ditto.
9233 * config/i386/sse.md (<code>tf3): Enable for TARGET_SSE.
9234 (*andnottf3): Ditto. Use V4SFmode for !TARGET_SSE2.
9235 (*<code>tf3): Ditto.
9236 * config/i386/i386.c (struct builtin_description bdesc_args)
9237 <IX86_BUILTIN_FABSQ>: Enable for TARGET_SSE.
9238 <IX86_BUILTIN_COPYSIGNQ>: Ditto.
9239 (ix86_expand_builtin) <IX86_BUILTIN_FABSQ, IX86_BUILTIN_COPYSIGNQ>:
9240 Emit a normal call if SSE isn't available.
9242 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
9244 * config/i386/sse.md (<sse>_andnot<mode>3): Handle
9245 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
9246 (<code><mode>3): Ditto.
9247 (*andnot<mode>3): Ditto.
9248 (*andnottf3): Ditto.
9249 (*<code><mode>3): Ditto.
9252 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
9254 * optc-gen.awk: Error instead of warning for conflicting help.
9256 2012-05-12 Jason Merrill <jason@redhat.com>
9259 * dwarf2out.c (build_local_stub): Prefer DW_AT_signature for
9262 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
9264 * function.c (requires_stack_frame_p): If the function can throw
9265 non-call exceptions, return true if the insn can throw internally.
9267 2012-05-12 Paolo Carlini <paolo.carlini@oracle.com>
9269 * doc/generic.texi: Rename TYPE_PTRMEM_P to TYPE_PTRDATAMEM_P.
9271 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
9273 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
9274 ORDERED and UNORDERED conditions.
9276 2012-05-11 Richard Guenther <rguenther@suse.de>
9278 * tree-flow.h (referenced_var_check_and_insert): Remove.
9279 (find_new_referenced_vars): Likewise.
9280 * tree-dfa.c (referenced_var_check_and_insert): Make static.
9281 (find_new_referenced_vars_1, find_new_referenced_vars): Remove.
9282 * tree-inline.c (copy_bb): Use find_referenced_vars_in
9283 instead of find_new_referenced_vars.
9284 * gimple-fold.c (gimplify_and_update_call_from_tree): Likewise.
9286 2012-05-11 Richard Guenther <rguenther@suse.de>
9288 * tree-pass.h (pass_rest_of_compilation,
9289 pass_all_optimizations, pass_postreload, pass_all_early_optimizations):
9291 * passes.c (pass_all_optimizations, pass_postreload,
9292 pass_all_early_optimizations): Make static.
9293 (pass_rest_of_compilation): Likewise. Make it an RTL_PASS.
9294 * tree-phinodes.c (init_phinodes, fini_phinodes): Remove.
9295 * tree-ssa.c (init_tree_ssa): Do not call init_phinodes.
9296 (delete_tree_ssa): Do not call fini_phinodes.
9297 * tree-flow.h (init_phinodes, fini_phinodes): Remove.
9299 2012-05-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
9302 * doc/options.texi (EnabledBy): Document
9303 * opts.c: Include opts.h and options.h before tm.h.
9304 (finish_options): Do not handle some sub-options here...
9305 (common_handle_option): ... instead call common_handle_option_auto
9307 * optc-gen.awk: Handle EnabledBy.
9308 * opth-gen.awk: Declare common_handle_option_auto.
9309 * common.opt (Wuninitialized): Use EnabledBy. Delete Init.
9310 (Wmaybe-uninitialized): Likewise.
9311 (Wunused-but-set-variable): Likewise.
9312 (Wunused-function): Likewise.
9313 (Wunused-label): Likewise.
9314 (Wunused-value): Likewise.
9315 (Wunused-variable): Likewise.
9316 * opt-read.awk: Create opt_numbers array.
9318 2012-05-11 Richard Guenther <rguenther@suse.de>
9320 PR tree-optimization/53295
9321 * tree-data-ref.h (stride_of_unit_type_p): Handle non-constant
9323 * tree-data-ref.c (dr_analyze_innermost): Allow non-constant
9324 strides when analyzing data-references in a loop context.
9325 * tree-vect-data-refs.c (vect_mark_for_runtime_alias_test): Reject
9326 non-constant strides for now.
9327 (vect_enhance_data_refs_alignment): Ignore data references
9328 that are strided loads.
9329 (vect_analyze_data_ref_access): Handle non-constant strides.
9330 (vect_check_strided_load): Verify the data-reference is a load.
9331 (vect_analyze_data_refs): Restructure to make strided load
9332 support not dependent on gather support.
9333 * tree-vect-stmts.c (vectorizable_load): Avoid useless work
9334 when doing strided or gather loads.
9335 * tree-vect-loop-manip.c (vect_vfa_segment_size): Use
9336 integer_zerop to compare stride with zero.
9338 2012-05-11 H.J. Lu <hongjiu.lu@intel.com>
9340 * config/i386/driver-i386.c (host_detect_local_cpu): Support RTM.
9342 2012-05-11 Jan Hubicka <jh@suse.cz>
9345 * varpool.c (varpool_assemble_decl): Also output constat pool entries
9346 that output_constant_pool missed.
9348 2012-05-11 Mingjie Xing <mingjie.xing@gmail.com>
9350 * config/mips/t-vxworks: Change MUTLILIB_EXTRA_OPTS to
9351 MULTILIB_EXTRA_OPTS.
9353 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
9356 * config/i386/i386.md (xtest): Use NE condition in ix86_expand_setcc.
9358 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
9360 * config/i386/i386.md (*movti_internal_rex64): Avoid MOVAPS size
9361 optimization for TARGET_AVX.
9362 (*movti_internal_sse): Ditto.
9363 (*movdi_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
9364 (*movdi_internal): Ditto.
9365 (*movsi_internal): Ditto.
9366 (*movtf_internal): Avoid MOVAPS size optimization for TARGET_AVX.
9367 (*movdf_internal_rex64): Ditto.
9368 (*movfd_internal): Ditto.
9369 (*movsf_internal): Ditto.
9370 * config/i386/sse.md (mov<mode>): Handle TARGET_SSE_LOAD0_BY_PXOR.
9372 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
9374 * dwarf2out.c (add_byte_size_attribute) <RECORD_TYPE>: Handle variable
9375 reference as size attribute.
9377 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
9378 Tristan Gingold <gingold@adacore.com>
9380 * doc/md.texi (Standard Names): Document probe_stack_address.
9381 * explow.c (emit_stack_probe): Handle probe_stack_address.
9382 * config/ia64/ia64.md (UNSPECV_PROBE_STACK_ADDRESS): New constant.
9383 (UNSPECV_PROBE_STACK_RANGE): Likewise.
9384 (probe_stack_address): New insn.
9385 (probe_stack_range): Likewise.
9386 * config/ia64/ia64.c: Include common/common-target.h.
9387 (ia64_compute_frame_size): Mark r2 and r3 as used if static stack
9388 checking is enabled.
9389 (ia64_emit_probe_stack_range): New function.
9390 (output_probe_stack_range): Likewise.
9391 (ia64_expand_prologue): Invoke ia64_emit_probe_stack_range if static
9392 builtin stack checking is enabled.
9393 (rtx_needs_barrier) <UNSPEC_VOLATILE>: Handle UNSPECV_PROBE_STACK_RANGE
9394 and UNSPECV_PROBE_STACK_ADDRESS.
9395 (unknown_for_bundling_p): New predicate.
9396 (group_barrier_needed): Use important_for_bundling_p.
9397 (ia64_dfa_new_cycle): Use unknown_for_bundling_p.
9398 (issue_nops_and_insn): Likewise.
9399 (bundling): Likewise.
9400 (final_emit_insn_group_barriers): Likewise.
9401 * config/ia64/ia64-protos.h (output_probe_stack_range): Declare.
9402 * config/ia64/hpux.h (STACK_CHECK_STATIC_BUILTIN): Define.
9403 (STACK_CHECK_PROTECT): Likewise.
9404 * config/ia64/linux.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
9406 2012-05-10 Jan Hubicka <jh@suse.cz>
9408 * ipa-inline.c (update_all_callee_keys): Remove.
9409 (inline_small_functions): Simplify priority updating.
9411 2012-05-10 Jan Hubicka <jh@suse.cz>
9413 * ipa.c (symtab_remove_unreachable_nodes): Fix marking of clones.
9415 2012-05-10 Jan Hubicka <jh@suse.cz>
9417 * cgraph.h (cgraph_remove_unreachable_nodes): Rename to ...
9418 (symtab_remove_unreachable_nodes): ... this one.
9419 * ipa-cp.c (ipcp_driver): Do not remove unreachable nodes.
9420 * cgraphunit.c (ipa_passes): Update.
9421 * cgraphclones.c (cgraph_materialize_all_clones): Update.
9422 * cgraph.c (cgraph_release_function_body): Only turn initial
9423 into error mark when initial was previously set.
9424 * ipa-inline.c (ipa_inline): Update.
9425 * ipa.c: Include ipa-inline.h
9426 (enqueue_cgraph_node, enqueue_varpool_node): Remove.
9427 (enqueue_node): New function.
9428 (process_references): Update.
9429 (symtab_remove_unreachable_nodes): Cleanup.
9430 * passes.c (execute_todo, execute_one_pass): Update.
9432 2012-05-10 Vladimir Makarov <vmakarov@redhat.com>
9434 PR rtl-optimization/53125
9435 * ira.c (ira): Call find_moveable_pseudos and
9436 move_unallocated_pseudos if only ira_conflicts_p is true.
9438 2012-05-10 Uros Bizjak <ubizjak@gmail.com>
9440 * config/i386/i386.md (*movoi_internal_avx): Handle
9441 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL and TARGET_SSE_TYPELESS_STORES.
9442 (*movti_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
9443 (*movti_internal_sse): Ditto.
9444 (*movtf_internal): Ditto.
9445 * config/i386/sse.md (ssePSmode): New mode attribute.
9446 (*move<mode>_internal): Use ssePSmode.
9447 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Ditto.
9448 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
9449 * config/i386/i386.c (standard_sse_constant_opcode): Do not handle
9450 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL here.
9452 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
9454 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
9455 DECL_ORIGINAL_TYPE if it is present.
9457 2012-05-10 Nick Clifton <nickc@redhat.com>
9460 * config/m32c/bitops.md (bset_qi): Change operand 2 from having
9461 a "0" constraint to being a (match_dup 0).
9463 2012-05-10 Richard Guenther <rguenther@suse.de>
9465 * stor-layout.c (byte_from_pos): Amend comment.
9467 2012-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9469 * doc/extend.texi (X86 Built-in Functions, __builtin_cpu_init):
9470 Document requirement to call in constructors.
9472 * config/i386/i386.c: Update comments for i386-cpuinfo.c name change.
9474 2012-05-10 Richard Guenther <rguenther@suse.de>
9476 * tree.h (TYPE_IS_SIZETYPE): Remove.
9477 * fold-const.c (int_const_binop_1): Remove TYPE_IS_SIZETYPE use.
9478 (extract_muldiv_1): Likewise.
9479 * gimple.c (gtc_visit): Likewise.
9480 (gimple_types_compatible_p): Likewise.
9481 (iterative_hash_canonical_type): Likewise.
9482 (gimple_canonical_types_compatible_p): Likewise.
9483 * gimplify.c (gimplify_one_sizepos): Likewise.
9484 * print-tree.c (print_node): Likewise.
9485 * stor-layout.c (initialize_sizetypes): Do not set TYPE_IS_SIZETYPE.
9487 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
9490 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
9491 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
9492 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
9493 instead of xop_mulv2div2di3_low.
9494 (xop_p<macs>dql): Fix vec_select selector.
9495 (xop_p<macs>dqh): Ditto.
9496 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
9497 (xop_mulv2div2di3_high): Ditto.
9499 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
9502 * diagnostic.h (diagnostic_context): Add last_location.
9503 * diagnostic.c (diagnostic_initialize): Initialize it.
9504 (diagnostic_show_locus): Use it.
9506 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
9508 * doc/extend.texi (Function Attributes): Point xref to section
9511 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
9513 * config/i386/i386.c (*movdf_internal_rex64): Remove
9514 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
9515 Calculate "mode" attribute according to
9516 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
9517 (*movdf_internal): Ditto.
9519 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
9522 * config/i386/i386.c (ix86_expand_vector_move_misalign): Do not handle
9523 128 bit vectors specially for TARGET_AVX. Emit sse2_movupd and
9524 sse_movupd RTXes for TARGET_AVX, TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
9525 or when optimizing for size.
9526 * config/i386/sse.md (*mov<mode>_internal): Remove
9527 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
9528 Calculate "mode" attribute according to optimize_function_for_size_p
9529 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
9530 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Choose asm template
9531 depending on the mode of the instruction. Calculate "mode" attribute
9532 according to optimize_function_for_size_p, TARGET_SSE_TYPELESS_STORES
9533 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flags.
9534 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
9536 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
9539 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
9540 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
9541 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
9542 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
9543 (expand_prologue): Move initialization of cfun->machine->is_naked,
9544 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
9545 (avr_set_current_function): ...this new static function.
9546 (TARGET_SET_CURRENT_FUNCTION): New define.
9547 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
9548 checking attributes of current_function_decl.
9549 (avr_regs_to_save): Ditto.
9550 (signal_function_p): Rename to avr_signal_function_p.
9551 (interrupt_function_p): Rename to avr_interrupt_function_p.
9553 * doc/extend.texi (Function Attributes): Better explanation of
9554 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
9557 2012-05-09 Michael Matz <matz@suse.de>
9559 PR tree-optimization/53185
9560 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Disable
9561 peeling when we see strided loads.
9563 2012-05-09 Matthias Klose <doko@ubuntu.com>
9565 * gcc-ar.c (main): Don't check for execute bits for the plugin.
9567 2012-05-09 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
9569 * tree-ssa-loop-ivopts.c (add_autoinc_candidates, get_address_cost):
9570 Replace use of HAVE_{POST/PRE}_{INCREMENT/DECREMENT} with
9571 USE_{LOAD/STORE}_{PRE/POST}_{INCREMENT/DECREMENT} appropriately.
9572 * config/arm/arm.h (ARM_AUTOINC_VALID_FOR_MODE_P): New.
9573 (USE_LOAD_POST_INCREMENT): Define.
9574 (USE_LOAD_PRE_INCREMENT): Define.
9575 (USE_LOAD_POST_DECREMENT): Define.
9576 (USE_LOAD_PRE_DECREMENT): Define.
9577 (USE_STORE_PRE_DECREMENT): Define.
9578 (USE_STORE_PRE_INCREMENT): Define.
9579 (USE_STORE_POST_DECREMENT): Define.
9580 (USE_STORE_POST_INCREMENT): Define.
9581 (arm_auto_incmodes): Add enumeration.
9582 * config/arm/arm-protos.h (arm_autoinc_modes_ok_p): Declare.
9583 * config/arm/arm.c (arm_autoinc_modes_ok_p): Define.
9585 2012-05-09 Jakub Jelinek <jakub@redhat.com>
9587 PR tree-optimization/53226
9588 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Remove
9589 prev and prev_initialized vars, gimple_set_plf (stmt, GF_PLF_1, false)
9590 before processing it and gimple_set_plf (stmt, GF_PLF_1, true) if it
9591 doesn't need to be revisited, look for earliest stmt with
9592 !gimple_plf (stmt, GF_PLF_1) if something changed.
9594 2012-05-09 Terry Guo <terry.guo@arm.com>
9596 * genmultilib: Update copyright dates.
9597 * doc/fragments.texi: Ditto.
9599 2012-05-09 Terry Guo <terry.guo@arm.com>
9601 * Makefile.in (s-mlib): Add new argument MULTILIB_REQUIRED.
9602 * genmultilib (MULTILIB_REQUIRED): New.
9603 * doc/fragments.texi: Document the MULTILIB_REQUIRED.
9605 2012-05-09 Richard Guenther <rguenther@suse.de>
9607 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
9608 (vect_do_peeling_for_loop_bound): Likewise.
9609 (vect_do_peeling_for_alignment): Likewise.
9610 * tree-vect-loop-manip.c (conservative_cost_threshold): Remove.
9611 (vect_do_peeling_for_loop_bound): Get check_profitability and
9612 threshold as parameters.
9613 (vect_do_peeling_for_alignment): Likewise.
9614 (vect_loop_versioning): Likewise.
9615 * tree-vect-loop.c (vect_transform_loop): Compute check_profitability
9616 and threshold here. Control where to put the check here.
9618 2012-05-09 Richard Sandiford <rdsandiford@googlemail.com>
9621 * dwarf2out.h (get_address_mode): Move declaration to...
9623 * dwarf2out.c (get_address_mode): Move definition to...
9624 * rtlanal.c: ...here.
9625 * var-tracking.c (get_address_mode): Delete.
9626 * combine.c (find_split_point): Use get_address_mode instead of
9627 targetm.addr_space.address_mode.
9628 * cselib.c (cselib_record_sets): Likewise.
9629 * dse.c (canon_address, record_store): Likewise.
9630 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
9631 * expr.c (move_by_pieces, emit_block_move_via_loop, store_by_pieces)
9632 (store_by_pieces_1, expand_assignment, store_expr, store_constructor)
9633 (expand_expr_real_1): Likewise.
9634 * ifcvt.c (noce_try_cmove_arith): Likewise.
9635 * optabs.c (maybe_legitimize_operand_same_code): Likewise.
9636 * reload.c (find_reloads): Likewise.
9637 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
9638 * sel-sched-dump.c (debug_mem_addr_value): Likewise.
9640 2012-05-09 Maciej W. Rozycki <macro@codesourcery.com>
9642 * config/mips/mips.c (mips16_gp_pseudo_reg): Remove line
9643 information from the instruction produced.
9645 2012-05-09 Richard Guenther <rguenther@suse.de>
9647 * stor-layout.c (bit_from_pos): Document.
9648 (byte_from_pos): Likewise. Optimize.
9649 (pos_from_bit): Likewise.
9650 (normalize_offset): Use pos_from_bit instead of replicating it.
9652 2012-05-09 Alan Modra <amodra@gmail.com>
9655 * config/rs6000/rs6000.c (gen_frame_set): New function.
9656 (gen_frame_load, gen_frame_store): New functions.
9657 (rs6000_savres_rtx): Use the above.
9658 (rs6000_emit_epilogue, rs6000_emit_prologue): Here too.
9659 Correct mode used for CR2 in save/restore_world patterns.
9660 Don't emit instructions for eh_return frame unwind reg info.
9662 2012-05-08 Jan Hubicka <jh@suse.cz>
9664 * cgraphbuild.c (build_cgraph_edges): Do not finalize vars
9666 * cgraph.h (varpool_can_remove_if_no_refs): Vars with VALUE_EXPR
9668 * toplev.c (wrapup_global_declaration_2): Vars with VALUE_EXPR
9670 (compile_file): Do not output variables.
9671 * cgraphbuild.c (varpool_finalize_decl): When var is finalized late,
9673 * langhooks.c: Include timevar.h
9674 (write_global_declarations): Finalize compilation unit after wrapup;
9675 set timevars correctly.
9676 * passes.c (rest_of_decl_compilation): Decls with VALUE_EXPR needs
9677 not to be added to varpool.
9678 * varpool.c (varpool_assemble_decl): Sanity check that we are called
9679 only on cases where it makes sense; skip constant pool and value expr
9682 2012-05-08 David S. Miller <davem@davemloft.net>
9684 * config/sparc/linux.h (LINK_SPEC): Don't pass "-Y" option.
9685 * config/sparc/linux64.h (LINK_ARCH32_SPEC): Likewise.
9686 * config/sparc/linux64.h (LINK_ARCH64_SPEC): Likewise.
9688 2012-05-08 Richard Sandiford <rdsandiford@googlemail.com>
9690 PR rtl-optimization/53278
9691 * lower-subreg.c (decompose_multiword_subregs): Remove left-over
9692 speed_p code from earlier patch.
9694 2012-05-08 Oleg Endo <olegendo@gcc.gnu.org>
9697 * config/sh/sh.md (*branch_true, *branch_false): New insns.
9699 2012-05-08 Teresa Johnson <tejohnson@google.com>
9701 * gcov-io.h (__gcov_reset, __gcov_dump): Declare.
9702 * doc/gcov.texi: Add note on using __gcov_reset and __gcov_dump.
9704 2012-05-08 Jan Hubicka <jh@suse.cz>
9706 * cgraph.c (cgraph_call_edge_duplication_hooks): Export.
9707 (cgraph_create_node_1): Rename to ...
9708 (cgraph_create_empty_node): ... this one; export.
9709 (cgraph_create_node): Update.
9710 (cgraph_set_call_stmt_including_clones): Move to cgraphclones.c
9711 (cgraph_create_edge_including_clones): Likewise.
9712 (cgraph_find_replacement_node): Likewise.
9713 (cgraph_clone_edge): Likewise.
9714 (cgraph_clone_node): Likewise.
9715 (clone_function_name): Likewise.
9716 (cgraph_create_virtual_clone): Likewise.
9717 (cgraph_remove_node_and_inline_clones): Likewise.
9718 (cgraph_redirect_edge_call_stmt_to_callee): Move here from cgraphunit.c
9719 * cgraph.h: Reorder declarations so they match file of origin.
9720 (cgraph_create_empty_node): Declare.
9721 * cgraphunit.c (update_call_expr): Move to cgraphclones.c
9722 (cgraph_copy_node_for_versioning): Likewise.
9723 (cgraph_function_versioning): Likewise.
9724 (cgraph_materialize_clone): Likewise.
9725 (cgraph_redirect_edge_call_stmt_to_callee): Likewise.
9726 (cgraph_materialize_all_clones): Likewise.
9727 * cgraphclones.c: New file.
9728 * Makefile.in: Update for cgraphclones.
9730 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
9733 * config/i386/i386.c (ix86_set_reg_reg_cost): New function.
9734 (ix86_rtx_costs): Handle SET.
9736 2012-05-08 Michael Matz <matz@suse.de>
9738 * basic-block.h (struct rtl_bb_info): Remove visited member and
9739 move head_ member to ...
9740 (struct basic_block_def.basic_block_il_dependent): ... the new
9741 member x, replacing but containing old member rtl.
9742 (enum bb_flags): New BB_VISITED flag.
9743 (BB_HEADER, BB_FOOTER): New macros.
9745 * jump.c (mark_all_labels): Adjust.
9746 * cfgcleanup.c (try_optimize_cfg): Adjust.
9747 * cfglayout.c (record_effective_endpoints): Adjust.
9748 (relink_block_chain): Ditto (and don't fiddle with visited).
9749 (fixup_reorder_chain): Adjust.
9750 (fixup_fallthru_exit_predecessor): Ditto.
9751 (cfg_layout_duplicate_bb): Ditto.
9752 * combine.c (update_cfg_for_uncondjump): Adjust.
9753 * bb-reorder.c (struct bbro_basic_block_data_def): Add visited member.
9754 (bb_visited_trace): New accessor.
9755 (mark_bb_visited): Move in front.
9756 (rotate_loop): Use bb_visited_trace.
9757 (find_traces_1_round): Ditto.
9758 (emit_barrier_after): Ditto.
9759 (copy_bb): Ditto, and initialize visited on resize.
9760 (reorder_basic_blocks): Initize visited member.
9761 (duplicate_computed_gotos): Clear bb flags at start, use
9764 * cfgrtl.c (try_redirect_by_replacing_jump): Adjust.
9765 (rtl_verify_flow_info_1): Ditto.
9766 (cfg_layout_split_block): Ditto.
9767 (cfg_layout_delete_block): Ditto.
9768 (cfg_layout_merge_blocks): Ditto.
9769 (init_rtl_bb_info): Adjust and initialize il.x.head_ member.
9771 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
9774 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
9775 when a constant source operand matches an "I" constraint, the "no
9776 CC0 change" applies to a register-destination only, not a
9777 strict_low_part-destination.
9779 2012-05-08 Richard Guenther <rguenther@suse.de>
9781 * fold-const.c (fold_binary_loc): Fold (X * CST1) & CST2
9782 to zero or to (X * CST1) & CST2' when CST1 has trailing zeros.
9784 2012-05-08 Georg-Johann Lay <avr@gjlay.de>
9786 * Makefile.in (TEXI_GCC_FILES): Add avr-mmcu.texi.
9788 * doc/avr-mmcu.texi: New auto-generated file.
9789 * doc/invoke.texi (AVR Options): Include avr-mmcu.texi in order
9790 to document all valid -mmcu= arguments.
9792 * config/avr/avr.h (arch_info_s): New struct definition.
9793 * config/avr/avr-devices.c (avr_texinfo): New variable.
9794 * config/avr/gen-avr-mmcu-texi.c: New file.
9795 * config/avr/t-avr: New rules and dependencies to build avr-mmcu.texi.
9797 2012-05-08 Dehao Chen <dehao@google.com>
9799 * predict.c (find_qualified_ssa_name): New.
9800 (find_ssa_name_in_expr): New.
9801 (find_ssa_name_in_assign_stmt): New.
9802 (is_comparison_with_loop_invariant_p): New.
9803 (is_bound_expr_similar): New.
9804 (predict_iv_comparison): New.
9805 (predict_loops): Add heuristic for loop-nested branches that compare an
9806 induction variable to a loop bound variable.
9807 * predict.def (PRED_LOOP_IV_COMPARE): New macro.
9809 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
9811 * config/i386/i386.c (has_dispatch): Use TARGET_BDVER1 and
9812 TARGET_BDVER2 defines where appropriate.
9814 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
9816 * configure.ac (PLUGIN_LD): Rename into...
9817 (PLUGIN_LD_SUFFIX): ...this and strip the target_alias triplet.
9818 * config.in: Regenerate.
9819 * configure: Likewise.
9820 * collect2.c (main): Set plugin_ld_suffix to PLUGIN_LD_SUFFIX.
9822 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
9824 * tree-dfa.c (get_ref_base_and_extent) <ARRAY_REF>: Do the offset
9825 computation using the precision of the index type.
9826 * gimple-fold.c (fold_const_aggregate_ref_1) <ARRAY_REF>: Likewise.
9827 (fold_array_ctor_reference): Do index computations in the index type.
9829 2012-05-07 Georg-Johann Lay <avr@gjlay.de>
9831 * config/avr/avr.c (avr_prologue_setup_frame): Fix mode passed
9832 down to plus_constant.
9833 (expand_epilogue): Ditto.
9835 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
9837 * postreload.c (reload_cse_regs): Make static.
9838 * reload.h (reload_cse_regs): Remove prototype.
9840 2012-05-07 Richard Henderson <rth@redhat.com>
9842 * config/alpha/alpha.md (clear_cache): New pattern.
9844 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
9847 * gimplify.c (preprocess_case_label_vec_for_gimple): If low or high
9848 is folded to a type boundary value, verify that the resulting case
9849 label is still a care range.
9851 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
9853 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf
9854 only for TARGET_GENERIC, when not optimizing for size.
9855 (*ffs<mode>_1): Ditto.
9857 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
9859 * tree-cfg.c (verify_gimple_switch): Tighten checks.
9861 2012-05-07 Jakub Jelinek <jakub@redhat.com>
9863 PR tree-optimization/53239
9864 * tree-vrp.c (get_value_range): Set VR of SSA_NAME_IS_DEFAULT_DEF
9865 of DECL_BY_REFERENCE RESULT_DECL to nonnull.
9867 2012-05-07 Richard Guenther <rguenther@suse.de>
9869 PR tree-optimization/53195
9870 * tree-inline.c (setup_one_parameter): Properly add referenced
9871 vars from the parameters new known value.
9873 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
9875 * config/m68k/m68k.c (m68k_sched_branch_type): Remove.
9876 (sched_branch_type): Remove.
9877 (m68k_sched_md_init_global): Don't allocate it.
9878 (m68k_sched_md_finish_global): Don't free it.
9879 * config/m68k/m68k.h (m68k_sched_branch_type): Remove prototype.
9880 * config/m68k/m68k.md: Set the type of insns using
9881 m68k_sched_branch_type to bcc directly.
9883 2012-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9885 * config/sol2.c (solaris_override_options): New function.
9886 * config/sol2-protos.h (solaris_override_options): Declare.
9887 * config/sol2.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
9889 2012-05-07 Richard Guenther <rguenther@suse.de>
9891 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Return
9892 whether we failed to compute data dependences.
9893 (loop_prefetch_arrays): Fail if we failed.
9895 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
9896 Paolo Bonzini <bonzini@gnu.org>
9898 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf even for !TARGET_BMI.
9899 Emit bsf when optimizing for size.
9900 (*ffs<mode>_1): Ditto.
9902 2012-05-07 Oleg Endo <olegendo@gcc.gnu.org>
9905 * config/sh/sh.c (sh_rtx_costs): Handle SET.
9907 2012-05-06 Uros Bizjak <ubizjak@gmail.com>
9910 * config/i386/i386.md (swap<mode>): Rename from *swap<mode>.
9911 (bswapdi2): Split from bswap<mode>2. Use nonnimediate_operand
9912 predicate for operand 1. Force operand 1 to register for TARGET_BSWAP.
9914 (*bswapdi2_doubleword): New insn pattern.
9915 (*bswap<mode>2): Rename from *bswap<mode>2_1.
9917 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
9919 * config/mips/mips.c (mips_set_reg_reg_piece_cost): New function.
9920 (mips_set_reg_reg_cost): Likewise.
9921 (mips_rtx_costs): Handle SET.
9923 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
9925 * lower-subreg.c (shift_cost): Use set_src_cost, avoiding the SET.
9926 (compute_costs): Likewise for the zero extension. Use set_rtx_cost
9927 to compute the cost of moves. Set the mode of the target register.
9929 2012-05-05 Richard Sandiford <rdsandiford@googlemail.com>
9931 * rtl.h (plus_constant, plus_constant_mode): Merge into a single
9932 plus_constant function.
9933 * explow.c (plus_constant, plus_constant_mode): Likewise. Assert
9934 that the mode is sensible.
9935 (use_anchored_address, round_push, allocate_dynamic_stack_space)
9936 (probe_stack_range, anti_adjust_stack_and_probe): Update calls to
9939 * alias.c (canon_rtx): Likewise.
9940 (init_alias_analysis): Likewise.
9941 * builtins.c (expand_builtin_return_addr)
9942 (expand_builtin_setjmp_setup, expand_builtin_longjmp)
9943 (expand_builtin_nonlocal_goto, expand_builtin_update_setjmp_buf)
9944 (expand_builtin_apply_args_1, expand_builtin_apply, expand_movstr)
9945 (expand_builtin_stpcpy): Likewise.
9946 * calls.c (save_fixed_argument_area, restore_fixed_argument_area)
9947 (compute_argument_addresses, internal_arg_pointer_based_exp)
9948 (expand_call, emit_library_call_value_1): Likewise.
9949 * cfgexpand.c (expand_one_stack_var_at, expand_debug_expr): Likewise.
9950 * combine-stack-adj.c (try_apply_stack_adjustment): Likewise.
9951 * combine.c (combine_simplify_rtx, force_to_mode): Likewise.
9952 * cse.c (insert_const_anchor, find_reg_offset_for_const)
9953 (use_related_value, fold_rtx): Likewise.
9954 * cselib.c (cselib_subst_to_values): Likewise.
9955 * dse.c (record_store, check_mem_read_rtx): Likewise.
9956 * dwarf2out.c (rtl_for_decl_location, gen_variable_die): Likewise.
9957 * emit-rtl.c (adjust_address_1): Likewise.
9958 * except.c (sjlj_emit_function_enter)
9959 (expand_builtin_extract_return_addr)
9960 (expand_builtin_frob_return_addr): Likewise.
9961 * expmed.c (expand_divmod): Likewise.
9962 * expr.c (move_by_pieces, store_by_pieces, store_by_pieces_1)
9963 (emit_move_resolve_push, push_block, emit_push_insn, store_expr)
9964 (expand_expr_addr_expr_1, expand_expr_real_1): Likewise.
9965 * function.c (assign_stack_local_1)
9966 (instantiate_virtual_regs_in_rtx): Likewise.
9967 * optabs.c (prepare_cmp_insn): Likewise.
9968 * recog.c (offsettable_address_addr_space_p): Likewise.
9969 * reload.c (find_reloads_address, form_sum)
9970 (find_reloads_subreg_address): Likewise.
9971 * reload1.c (init_reload, eliminate_regs_1)
9972 (eliminate_regs_in_insn): Likewise.
9973 * simplify-rtx.c (simplify_unary_operation_1)
9974 (simplify_binary_operation_1, simplify_plus_minus): Likewise.
9975 * var-tracking.c (compute_cfa_pointer, prepare_call_arguments)
9976 (vt_add_function_parameter): Likewise.
9978 * config/alpha/alpha.h (EH_RETURN_HANDLER_RTX): Likewise.
9979 * config/alpha/vms.h (EH_RETURN_HANDLER_RTX): Likewise.
9980 * config/alpha/alpha.c (alpha_legitimize_address_1)
9981 (get_unaligned_address, alpha_expand_unaligned_load)
9982 (alpha_expand_unaligned_store, alpha_expand_unaligned_load_words)
9983 (alpha_expand_unaligned_store_words, alpha_expand_block_clear)
9984 (alpha_expand_builtin_establish_vms_condition_handler)
9985 (alpha_setup_incoming_varargs, emit_frame_store_1)
9986 (alpha_expand_prologue, alpha_expand_epilogue)
9987 (alpha_use_linkage): Likewise.
9988 * config/alpha/alpha.md: Likewise.
9990 * config/arm/arm.c (arm_trampoline_init, legitimize_pic_address)
9991 (arm_load_pic_register, arm_pic_static_addr, arm_legitimize_address)
9992 (thumb_legitimize_address, arm_gen_load_multiple_1)
9993 (arm_gen_store_multiple_1, arm_gen_multiple_op, gen_ldm_seq)
9994 (gen_stm_seq, gen_const_stm_seq, arm_block_move_unaligned_straight)
9995 (arm_block_move_unaligned_loop, arm_gen_movmemqi, arm_reload_in_hi)
9996 (arm_reload_out_hi, arm_reorg, vfp_emit_fstmd, emit_multi_reg_push)
9997 (emit_sfm, thumb_set_frame_pointer, arm_expand_prologue)
9998 (thumb1_emit_multi_reg_push, thumb1_expand_prologue)
9999 (thumb_expand_movmemqi, arm_set_return_address)
10000 (thumb_set_return_address): Likewise.
10001 * config/arm/arm.md: Likewise.
10003 * config/avr/avr.c (avr_incoming_return_addr_rtx)
10004 (avr_prologue_setup_frame, expand_epilogue)
10005 (avr_const_address_lo16): Likewise.
10007 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Likewise.
10008 * config/bfin/bfin.c (setup_incoming_varargs, bfin_load_pic_reg)
10009 (bfin_expand_prologue, bfin_trampoline_init, bfin_expand_call)
10010 (bfin_output_mi_thunk): Likewise.
10012 * config/c6x/c6x.c (c6x_initialize_trampoline)
10013 (c6x_output_mi_thunk): Likewise.
10015 * config/cr16/cr16.h (EH_RETURN_HANDLER_RTX): Likewise.
10016 * config/cr16/cr16.c (cr16_create_dwarf_for_multi_push): Likewise.
10018 * config/cris/cris.c (cris_return_addr_rtx, cris_split_movdx)
10019 (cris_expand_prologue, cris_expand_epilogue, cris_gen_movem_load)
10020 (cris_emit_movem_store, cris_trampoline_init): Likewise.
10021 * config/cris/cris.md: Likewise.
10023 * config/darwin.c (machopic_indirect_data_reference)
10024 (machopic_legitimize_pic_address): Likewise.
10026 * config/epiphany/epiphany.c (epiphany_emit_save_restore)
10027 (epiphany_expand_prologue, epiphany_expand_epilogue)
10028 (epiphany_trampoline_init): Likewise.
10029 * config/epiphany/epiphany.md: Likewise.
10031 * config/fr30/fr30.c (fr30_move_double): Likewise.
10033 * config/frv/frv.c (frv_dwarf_store, frv_expand_prologue)
10034 (frv_expand_block_move, frv_expand_block_clear, frv_return_addr_rtx)
10035 (frv_index_memory, unspec_got_name, frv_find_base_term)
10036 (frv_output_dwarf_dtprel): Likewise.
10038 * config/h8300/h8300.c (h8300_push_pop, h8300_return_addr_rtx)
10039 (h8300_swap_into_er6, h8300_swap_out_of_er6): Likewise.
10041 * config/i386/i386.h (RETURN_ADDR_RTX): Likewise.
10042 * config/i386/i386.c (setup_incoming_varargs_64)
10043 (setup_incoming_varargs_ms_64, choose_baseaddr)
10044 (ix86_emit_save_reg_using_mov, ix86_adjust_stack_and_probe)
10045 (ix86_emit_probe_stack_range, ix86_expand_prologue)
10046 (ix86_emit_restore_reg_using_pop, ix86_emit_leave)
10047 (ix86_expand_epilogue, legitimize_pic_address, ix86_legitimize_address)
10048 (ix86_split_long_move, ix86_expand_movmem, ix86_expand_setmem)
10049 (ix86_static_chain, ix86_trampoline_init, x86_this_parameter)
10050 (x86_output_mi_thunk): Likewise.
10051 * config/i386/i386.md: Likewise.
10053 * config/ia64/ia64.c (ia64_expand_load_address)
10054 (ia64_expand_tls_address, ia64_expand_move, ia64_split_tmode)
10055 (do_spill, ia64_trampoline_init): Likewise.
10057 * config/iq2000/iq2000.c (iq2000_va_start)
10058 (iq2000_emit_frame_related_store, iq2000_expand_prologue)
10059 (iq2000_expand_eh_return, iq2000_setup_incoming_varargs)
10060 (iq2000_print_operand, iq2000_legitimize_address): Likewise.
10062 * config/lm32/lm32.c (lm32_setup_incoming_varargs): Likewise.
10064 * config/m32c/m32c.c (m32c_return_addr_rtx)
10065 (m32c_expand_insv): Likewise.
10067 * config/m32r/m32r.c (m32r_setup_incoming_varargs)
10068 (m32r_legitimize_pic_address, m32r_print_operand)
10069 (m32r_print_operand_address): Likewise.
10071 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Likewise.
10072 * config/m68k/m68k.h (RETURN_ADDR_RTX): Likewise.
10073 (EH_RETURN_HANDLER_RTX): Likewise.
10074 * config/m68k/m68k.c (m68k_emit_movem, m68k_expand_prologue)
10075 (m68k_expand_epilogue, legitimize_pic_address)
10076 (m68k_output_mi_thunk): Likewise.
10077 * config/m68k/m68k.md: Likewise.
10079 * config/mcore/mcore.c (mcore_expand_prolog): Likewise.
10080 (mcore_expand_epilog): Likewise.
10081 * config/mcore/mcore.md: Likewise.
10083 * config/mep/mep.c (mep_allocate_initial_value)
10084 (mep_expand_prologue, mep_expand_epilogue): Likewise.
10086 * config/microblaze/microblaze.c (double_memory_operand)
10087 (microblaze_block_move_loop): Likewise.
10089 * config/mips/mips.c (mips_strip_unspec_address, mips_add_offset)
10090 (mips_setup_incoming_varargs, mips_va_start, mips_block_move_loop)
10091 (mips_print_operand, mips16e_save_restore_reg, mips_save_restore_reg)
10092 (mips_expand_prologue, mips_epilogue_set_cfa)
10093 (mips_expand_epilogue): Likewise.
10094 * config/mips/mips.md: Likewise.
10096 * config/mmix/mmix.c (mmix_dynamic_chain_address, mmix_return_addr_rtx)
10097 (mmix_expand_prologue, mmix_expand_epilogue): Likewise.
10099 * config/mn10300/mn10300.c (mn10300_gen_multiple_store)
10100 (mn10300_builtin_saveregs, mn10300_trampoline_init): Likewise.
10102 * config/moxie/moxie.h (INCOMING_RETURN_ADDR_RTX): Likewise.
10103 (EH_RETURN_HANDLER_RTX): Likewise.
10104 * config/moxie/moxie.c (moxie_static_chain): Likewise.
10106 * config/pa/pa.c (legitimize_pic_address, hppa_legitimize_address)
10107 (store_reg, set_reg_plus_d, pa_expand_prologue, load_reg)
10108 (pa_return_addr_rtx, hppa_builtin_saveregs)
10109 (pa_trampoline_init): Likewise.
10110 * config/pa/pa.md: Likewise.
10112 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
10114 * config/picochip/picochip.c (picochip_static_chain): Likewise.
10116 * config/rs6000/rs6000.h (RS6000_SAVE_TOC): Likewise.
10117 * config/rs6000/rs6000.c (rs6000_legitimize_address)
10118 (setup_incoming_varargs, print_operand, rs6000_return_addr)
10119 (rs6000_emit_eh_reg_restore, rs6000_emit_probe_stack_range)
10120 (rs6000_emit_epilogue)
10121 (rs6000_machopic_legitimize_pic_address): Likewise.
10123 * config/rx/rx.c (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
10125 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Likewise.
10126 (DYNAMIC_CHAIN_ADDRESS): Likewise.
10127 * config/s390/s390.c (s390_decompose_address, legitimize_pic_address)
10128 (s390_delegitimize_address, print_operand, annotate_constant_pool_refs)
10129 (replace_constant_pool_ref, s390_return_addr_rtx, s390_back_chain_rtx)
10130 (save_fpr, restore_fpr, save_gprs, restore_gprs, s390_emit_prologue)
10131 (s390_emit_epilogue, s390_function_profiler): Likewise.
10132 * config/s390/s390.md: Likewise.
10134 * config/score/score.c (score_add_offset, score_prologue): Likewise.
10136 * config/sh/sh.c (expand_block_move, push_regs, sh_builtin_saveregs)
10137 (sh_output_mi_thunk): Likewise.
10138 * config/sh/sh.md: Likewise.
10140 * config/sparc/sparc.h (DYNAMIC_CHAIN_ADDRESS, FRAME_ADDR_RTX)
10141 (RETURN_ADDR_RTX, INCOMING_RETURN_ADDR_RTX): Likewise.
10142 * config/sparc/sparc.c (sparc_legitimize_pic_address)
10143 (sparc_emit_probe_stack_range, emit_save_or_restore_regs)
10144 (emit_window_save, sparc_flat_expand_prologue, sparc_struct_value_rtx)
10145 (emit_and_preserve): Likewise.
10146 * config/sparc/sparc.md: Likewise.
10148 * config/spu/spu.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
10149 * config/spu/spu.c (spu_expand_insv, spu_machine_dependent_reorg)
10150 (spu_setup_incoming_varargs, ea_load_store_inline)
10151 (spu_expand_load): Likewise.
10153 * config/stormy16/stormy16.c (xstormy16_expand_prologue)
10154 (combine_bnp): Likewise.
10156 * config/tilegx/tilegx.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
10157 * config/tilegx/tilegx.c (tilegx_setup_incoming_varargs)
10158 (tilegx_expand_unaligned_load, tilegx_trampoline_init): Likewise.
10160 * config/tilepro/tilepro.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
10161 * config/tilepro/tilepro.c (tilepro_setup_incoming_varargs)
10162 (tilepro_expand_unaligned_load, tilepro_trampoline_init): Likewise.
10164 * config/v850/v850.c (expand_prologue, expand_epilogue): Likewise.
10165 * config/v850/v850.md: Likewise.
10167 * config/vax/elf.h (EH_RETURN_STACKADJ_RTX): Likewise.
10168 (EH_RETURN_HANDLER_RTX): Likewise.
10169 * config/vax/vax.h (DYNAMIC_CHAIN_ADDRESS, RETURN_ADDR_RTX): Likewise.
10170 * config/vax/vax.c (vax_add_reg_cfa_offset, vax_expand_prologue)
10171 (print_operand_address, vax_trampoline_init): Likewise.
10173 * config/xtensa/xtensa.c (xtensa_expand_prologue, xtensa_return_addr)
10174 (xtensa_function_value_regno_p): Likewise.
10176 2012-05-04 Andrew Pinski <apinski@cavium.com>
10178 * expr.c (get_def_for_expr_class): New function.
10179 (convert_tree_comp_to_rtx): New function.
10180 (expand_cond_expr_using_cmove): New function.
10181 (expand_expr_real_2 <case COND_EXPR>): Call
10182 expand_cond_expr_using_cmove first and return if it succeeds.
10183 Remove the check for HAVE_conditional_move since we should have
10184 already converted it to a conditional move.
10185 * config/i386/i386.c (ix86_expand_int_movcc): Disallow comparison
10186 modes of DImode for 32bits and TImode.
10188 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
10191 * read-md.c (fprint_md_ptr_loc, fprint_c_condition): New functions.
10192 (print_md_ptr_loc, print_c_condition): Use them.
10193 * read-md.h (fprint_md_ptr_loc, fprint_c_condition): New prototypes.
10194 * genattrtab.c (attr_file_name, dfa_file_name, latency_file_name,
10195 attr_file, dfa_file, latency_file): New global variables.
10196 (write_attr_valueq, write_attr_set, write_attr_case, write_attr_value,
10197 write_upcase, write_indent, write_length_unit_log, write_test_expr,
10198 write_attr_get, write_insn_cases, write_eligible_delay,
10199 write_const_num_delay_slots): Accept FILE pointer and toss it around.
10200 Update all callers.
10201 (write_header, open_outfile, handle_arg): New funcions.
10202 (make_automaton_attrs): Write prototypes as extern to the output
10204 (main): Use init_rtx_reader_args_cb with handle_arg to take 3 file
10205 names from the command line. Open the output files and write out
10206 internal functions for DFA functions to dfa_file_name, insn latency
10207 functions to latency_file_name, and everything else to attr_file.
10208 * Makefile.in (OBJS): Add insn-dfatab.o and insn-latencytab.o.
10209 (BACKEND): Build libbackend first.
10210 (MOSTLYCLEANFILES): Add insn-dfatab.c and insn-latencytab.c.
10211 (.PRECIOUS): Likewise.
10212 (insn-dfatab.o): New rule.
10213 (insn-latencytab.o): New rule.
10214 (simple_rtl_generated_c): Do not include insn-attrtab.c.
10215 (s-attrtab): New rule.
10217 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
10219 * rtl.def (ATTR_FLAG): Remove probability indicating flags.
10220 * genattr.c (main): Remove ATTR_FLAG_likely, ATTR_FLAG_unlikely,
10221 ATTR_FLAG_very_likely, and ATTR_FLAG_very_unlikely.
10222 * reorg.c (get_jump_flags): Do not set the removed flags.
10224 * doc/md.texi (attr_flag): Update for abovementioned changes.
10226 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
10229 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
10230 (TARGET_CMOV): Rename from TARGET_CMOVE.
10231 (TARGET_CMOVE): New define.
10232 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
10233 Do not set TARGET_CMOVE here.
10235 2012-05-04 Dodji Seketeli <dodji@redhat.com>
10237 Enable -Wunused-local-typedefs when -Wall or -Wunused is on
10238 * opts.c (finish_options): Activate -Wunused-local-typedefs if
10239 -Wunused is activated.
10240 * doc/invoke.texi: Update blurb of -Wunused-local-typedefs.
10242 2012-05-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10244 * config/s390/s390.md (*movmem_short, *clrmem_short)
10245 (*cmpmem_short): Move the mode check from the insn condition to
10248 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
10250 PR tree-optimization/52633
10251 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
10252 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
10253 (vect_recog_over_widening_pattern): Remove handling of code that was
10254 already detected as over-widening pattern. Remove special handling
10255 of "unsigned" cases. Instead, support general case of conversion
10256 of the shift result to another type.
10258 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
10260 * tree-vect-patterns.c (vect_single_imm_use): New function.
10261 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
10262 (vect_recog_over_widening_pattern): Likewise.
10263 (vect_recog_widen_shift_pattern): Likewise.
10265 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
10267 * tree-vect-patterns.c (vect_same_loop_or_bb_p): New function.
10268 (vect_handle_widen_op_by_const): Use it instead of open-coding test.
10269 (vect_recog_widen_mult_pattern): Likewise.
10270 (vect_operation_fits_smaller_type): Likewise.
10271 (vect_recog_over_widening_pattern): Likewise.
10272 (vect_recog_widen_shift_pattern): Add to vect_same_loop_or_bb_p test.
10274 2012-05-04 Richard Guenther <rguenther@suse.de>
10277 * lto-wrapper.c (merge_and_complain): Complain about mismatches
10278 of -freg-struct-return and -fpcc-struct-return.
10279 (run_gcc): Pass through -freg-struct-return and -fpcc-struct-return
10280 from the input file options and ignore those from the link
10283 2012-05-04 Richard Guenther <rguenther@suse.de>
10285 PR tree-optimization/53168
10286 * tree-ssa-pre.c (phi_translate_1): Only handle type-punned
10287 memory reads when the result is a constant we can pun.
10289 2012-05-04 Richard Guenther <rguenther@suse.de>
10291 * common.opt (flto-report): Do not mark as Optimization.
10293 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
10296 * recog.c (constrain_operands): If extra constraints are present, also
10297 accept pseudo-registers with equivalent memory locations during reload.
10299 2012-05-04 Olivier Hainque <hainque@adacore.com>
10301 * collect2.c (may_unlink_output_file): New global.
10302 (maybe_unlink): Honor it.
10303 * collect2.h: Add extern for it.
10304 * tlink.c (do_tlink): Set it to true if the link succeeded.
10306 2012-05-04 Olivier Hainque <hainque@adacore.com>
10308 * gcc.c (eval_spec_function): Finalize/restore the current string
10309 obstack state as part of the context push/pop operations.
10311 2012-05-04 Bin Cheng <bin.cheng@arm.com>
10313 PR rtl-optimization/52804
10314 * reload1.c (reload_reg_reaches_end_p): Check whether successor
10315 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
10316 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
10317 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
10318 RELOAD_FOR_OUTADDR_ADDRESS.
10320 2012-05-04 Manuel López-Ibáñez <manu@gcc.gnu.org>
10323 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Show caret
10324 for macro expansion.
10326 2012-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
10328 * flags.h (flag_permissive): Do not declare.
10329 * diagnostic.c (diagnostic_report_diagnostic): Handle fpermissive
10331 * toplev.c (flag_permissive): Do not define.
10332 * c-tree.h (system_header_p): Delete unused.
10334 2012-05-03 David S. Miller <davem@davemloft.net>
10337 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
10338 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
10339 (sparc_emit_float_lib_cmp): Likewise.
10341 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
10344 * config/rs6000/rs6000.md (bswapdi splitters): If
10345 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
10346 default) is used, generate an alternate sequence that does not
10347 depend on using indexed addressing.
10349 2012-05-03 Jason Merrill <jason@redhat.com>
10351 * gengtype.c (write_types): Fix warning message.
10352 (write_local): Likewise.
10354 2012-05-02 Jason Merrill <jason@redhat.com>
10356 * dwarf2out.c (struct external_ref, build_local_stub): New.
10357 (hash_external_ref, external_ref_eq, lookup_external_ref): New.
10358 (optimize_external_refs, optimize_external_refs_1): New.
10359 (change_AT_die_ref): New.
10360 (clone_as_declaration): Add DW_AT_signature when cloning a declaration.
10361 (build_abbrev_table): Take the external refs hashtable.
10362 (output_comp_unit): Get it from optimize_external_refs and pass it in.
10364 2012-05-03 Jan Hubicka <jh@suse.cz>
10366 PR middle-end/53093
10367 * tree-emutls.c (new_emutls_decl): Fix handling of aliases.
10369 2012-05-03 Jan Hubicka <jh@suse.cz>
10371 PR middle-end/53106
10372 * ipa.c (cgraph_remove_unreachable_nodes): Fix handling of clones.
10374 2012-05-03 Jason Merrill <jason@redhat.com>
10376 * dwarf2out.c (die_struct): Add comdat_type_p flag. Use it instead of
10377 use_debug_types to discriminate the die_id union.
10378 (print_die, assign_symbol_names, copy_decls_walk): Likewise.
10379 (build_abbrev_table, output_die): Likewise.
10380 (prune_unused_types_walk_attribs): Likewise.
10381 (generate_type_signature, copy_declaration_context): Set it.
10382 (remove_child_or_replace_with_skeleton): Set it.
10383 (dwarf2out_start_source_file, dwarf2out_end_source_file): Don't
10384 check use_debug_types.
10385 (dwarf2out_finish): Do break_out_includes after .debug_types.
10387 2012-05-03 Jason Merrill <jason@redhat.com>
10389 * dwarf2out.c (modified_type_die): Use scope_die_for.
10390 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
10391 (uses_local_type_r, uses_local_type): New.
10392 (scope_die_for): Keep a type that uses a local type in local scope.
10393 Use get_context_die for namespace and type scope.
10395 2012-05-03 Jason Merrill <jason@redhat.com>
10397 * config/i386/i386.c (ix86_code_end): Set DECL_IGNORED_P on the
10399 * dwarf2out.c (output_aranges): Skip DECL_IGNORED_P functions.
10400 (dwarf2out_finish): Likewise.
10402 2012-05-03 Martin Jambor <mjambor@suse.cz>
10404 * builtins.c (get_object_alignment_1): Return whether we can determine
10405 the alignment or conservatively assume byte alignment. Return the
10406 alignment by reference. Use get_pointer_alignment_1 for dereference
10408 (get_pointer_alignment_1): Return whether we can determine the
10409 alignment or conservatively assume byte alignment. Return the
10410 alignment by reference. Use get_ptr_info_alignment to get SSA name
10412 (get_object_alignment): Update call to get_object_alignment_1.
10413 (get_object_or_type_alignment): Likewise, fall back to type alignment
10414 only when it returned false.
10415 (get_pointer_alignment): Update call to get_pointer_alignment_1.
10416 * fold-const.c (get_pointer_modulus_and_residue): Update call to
10417 get_object_alignment_1.
10418 * ipa-prop.c (ipa_modify_call_arguments): Update call to
10419 get_pointer_alignment_1.
10420 * tree-sra.c (build_ref_for_offset): Likewise, fall back to the type
10421 of MEM_REF or TARGET_MEM_REF only when it returns false.
10422 * tree-ssa-ccp.c (get_value_from_alignment): Update call to
10423 get_object_alignment_1.
10424 (ccp_finalize): Use set_ptr_info_alignment.
10425 * tree.h (get_object_alignment_1): Update declaration.
10426 (get_pointer_alignment_1): Likewise.
10427 * gimple-pretty-print.c (dump_gimple_phi): Use get_ptr_info_alignment.
10428 (dump_gimple_stmt): Likewise.
10429 * tree-flow.h (ptr_info_def): Updated comments of fields align and
10431 (get_ptr_info_alignment): Declared.
10432 (mark_ptr_info_alignment_unknown): Likewise.
10433 (set_ptr_info_alignment): Likewise.
10434 (adjust_ptr_info_misalignment): Likewise.
10435 * tree-ssa-address.c (copy_ref_info): Use new access functions to get
10436 and set alignment of SSA names.
10437 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Call
10438 mark_ptr_info_alignment_unknown.
10439 * tree-ssanames.c (get_ptr_info_alignment): New function.
10440 (mark_ptr_info_alignment_unknown): Likewise.
10441 (set_ptr_info_alignment): Likewise.
10442 (adjust_ptr_info_misalignment): Likewise.
10443 (get_ptr_info): Call mark_ptr_info_alignment_unknown.
10444 * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
10446 (bump_vector_ptr): Likewise.
10447 * tree-vect-stmts.c (create_array_ref): Use set_ptr_info_alignment.
10448 (vectorizable_store): Likewise.
10449 (vectorizable_load): Likewise.
10451 2012-05-03 Michael Matz <matz@suse.de>
10453 * basic-block.h (struct rtl_bb_info, struct gimple_bb_info): Move
10454 in front of basic_block_def.
10455 (struct basic_block_def): Make il.gimple the full struct, not a
10457 (__assert_gimple_bb_smaller_rtl_bb): Asserting typedef.
10459 * cfgexpand.c (expand_gimple_basic_block): Clear all il.gimple members.
10460 * gimple-iterator.c (gimple_stmt_iterator): Don't special case
10461 NULL il.gimple, which can't happen anymore.
10462 * gimple.h (bb_seq): il.gimple can't be NULL.
10463 (bb_seq_add): Ditto.
10464 (set_bb_seq): Adjust.
10465 (gsi_start_bb, gsi_last_bb): Tidy.
10466 * lto-streamer-in.c (make_new_block): Don't zero members that
10467 are zeroed already, don't allocate a gimple_bb_info.
10468 * tree-cfg.c (create_bb): Don't allocate a gimple_bb_info.
10469 (remove_bb): Clear all il.gimple members.
10470 (gimple_verify_flow_info): Adjust for flat il.gimple.
10471 * tree-flow-inline.h (phi_nodes, phi_nodes_ptr, set_phi_nodes): Adjust.
10473 * coretypes.h (const_gimple_seq): Remove typedef.
10474 * gimple.h (gimple_seq_first): Take gimple_seq.
10475 (gimple_seq_first_stmt): Ditto.
10476 (gimple_seq_last): Ditto.
10477 (gimple_seq_last_stmt): Ditto.
10478 (gimple_seq_empty_p): Ditto.
10480 2012-05-03 Richard Guenther <rguenther@suse.de>
10482 * tree-ssa-pre.c (valid_in_sets): Remove checking of trapping
10484 (prune_clobbered_mems): Do it here. Do not uselessly sort expressions.
10485 (compute_avail): Do not add possibly trapping operations to
10486 EXP_GEN if they might not be executed in the block.
10488 2012-05-03 Uros Bizjak <ubizjak@gmail.com>
10490 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Remove.
10492 2012-05-03 Steven Bosscher <steven@gcc.gnu.org>
10494 * tree-switch-conversion.c (gen_inbound_check): Free post-dominance
10495 information as early as possible. Update dominance info instead of
10498 2012-05-03 Richard Guenther <rguenther@suse.de>
10500 * tree-ssa-pre.c (debug_bitmap_sets_for): New function.
10501 (union_contains_value): Remove.
10502 (vro_valid_in_sets): Likewise.
10503 (op_valid_in_sets): New function.
10504 (valid_in_sets): Use op_valid_in_sets.
10505 (insert_into_preds_of_block): Move dumping ...
10506 (do_regular_insertion): ... here.
10507 (do_partial_partial_insertion): ... and here. Dump that
10508 we've found a partial partial redundancy.
10509 (insert): Dump the current insert iteration.
10511 2012-05-03 Jakub Jelinek <jakub@redhat.com>
10514 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
10515 append program name to it and pass that as first argument
10516 to make_relative_prefix. Always pass standard_libexec_prefix
10517 as last argument to make_relative_prefix. If
10518 make_relative_prefix returns NULL, fall back to
10519 standard_libexec_prefix.
10522 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
10526 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
10527 mode, return that mode.
10530 * config/i386/i386-c.c (ix86_target_macros_internal): Don't
10531 define __ATOMIC_HLE_* macros here.
10532 (ix86_target_macros): But here, using cpp_define_formatted.
10534 2012-05-03 Richard Guenther <rguenther@suse.de>
10536 PR tree-optimization/53144
10537 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
10539 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
10540 with SSA name values.
10541 (vn_reference_lookup_3): Adjust callers.
10543 2012-05-03 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
10545 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
10546 has_fma4 for AMD processors with both fma3 and fma4 support.
10548 2012-05-03 Kirill Yukhin <kirill.yukhin@intel.com>
10551 * config/i386/driver-i386.c (host_detect_local_cpu): Add space to
10554 2012-05-03 Michael Matz <matz@suse.de>
10557 * tree-ssa-dse.c (dse_optimize_stmt): Take pointer to iterator.
10558 (dse_enter_block): Properly iterate the whole sequence even
10559 if the last statement was removed.
10561 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
10563 * config/alpha/vms.h (SUBTARGET_OVERRIDE_OPTIONS): For pic code,
10564 unset flag_jump_tables.
10565 * stmt.c (expand_case): Remove special flag_pic case conditional
10566 on ASM_OUTPUT_ADDR_DIFF_ELT not being defined.
10568 2012-05-02 Ulrich Weigand <ulrich.weigand@linaro.org>
10570 * common/config/s390/s390-common.c (s390_option_optimization_table):
10571 Enable -fsched-pressure using -fsched-pressure-algorithm=model by
10572 default when optimizing.
10574 2012-05-02 Martin Jambor <mjambor@suse.cz>
10577 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
10578 of a variable when the contect is a function.
10580 2012-05-02 Michael Matz <matz@suse.de>
10582 * coretypes.h (gimple_seq, const_gimple_seq): Typedef as gimple.
10583 * gimple.h (struct gimple_seq_node_d, struct gimple_seq_d): Remove.
10584 (const_gimple_seq_node): Remove.
10585 (gimple_seq_node): Typedef as gimple.
10586 (struct gimple_statement_base): Add next and prev members,
10587 adjust all WORD markers in using structs.
10588 (union gimple_statement_d): Link via gsbase.next field for GC and PCH.
10589 (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
10590 gimple_seq_last_stmt): Adjust as gimple_seq, gimple_seq_node and
10591 gimple are the same.
10592 (gimple_seq_set_last, gimple_seq_set_first): Don't allocate
10593 gimple_seq, adjust.
10594 (gimple_init_singleton): New function.
10595 (gsi_start_1, gsi_last_1, gsi_end_p, gsi_one_before_end_p): Adjust.
10596 (gsi_next, gsi_prev): Adjust, handle prev cyclic list correctly.
10597 (gsi_stmt): Adjust.
10598 (gsi_stmt_ptr): Remove.
10599 (enum gimple_alloc_kind): Remove gimple_alloc_kind_seq member.
10601 * gimple-iterator.c (update_bb_for_stmts): Take last parameter
10602 again, adjust for above changes.
10603 (update_call_edge_frequencies): Adjust for above changes.
10604 (gsi_insert_seq_nodes_before): Rewrite for new data structure.
10605 (gsi_insert_seq_nodes_after): Ditto.
10606 (gsi_split_seq_after): Ditto.
10607 (gsi_set_stmt): Ditto.
10608 (gsi_split_seq_before): Ditto.
10609 (gsi_remove): Ditto.
10610 (gsi_insert_seq_before_without_update): Don't free sequence.
10611 (gsi_insert_seq_after_without_update): Ditto.
10612 (gsi_replace): Assert some more invariants.
10613 (gsi_insert_before_without_update, gsi_insert_after_without_update):
10615 (gsi_for_stmt): Don't search for stmt.
10616 (gsi_insert_on_edge_immediate): Tidy.
10618 * gimple.c (gimple_alloc_k): Remove "sequences".
10619 (gimple_seq_cache): Remove.
10620 (gimple_alloc_stat): Make stmt a singleton sequence.
10621 (gimple_seq_alloc, gimple_seq_free): Remove.
10622 (gimple_assign_set_rhs_with_ops_1): Ensure new stmt is a singleton.
10623 (gimple_copy): Ditto.
10624 * gimplify.c (gimplify_cleanup_point_expr): Use gsi_set_stmt,
10625 create iterator from correct sequence.
10626 * tree-phinodes.c (make_phi_node): Make stmt a singleton.
10628 2012-05-02 Michael Matz <matz@suse.de>
10630 * gimple.h (gimple_stmt_iterator <seq>): Make it be pointer to
10632 (gimple_seq_set_last, gimple_seq_set_first): Take pointer to
10633 sequence, lazily allocate it.
10634 (bb_seq_addr): New function.
10635 (gsi_start_1): Rename from gsi_start, but take pointer to sequence.
10636 (gsi_start): Macro to wrap gsi_start_1 taking pointer of argument.
10637 (gsi_none): New function.
10638 (gsi_start_bb): Adjust.
10639 (gsi_last_1): Rename from gsi_last, but take pointer to sequence.
10640 (gsi_last): Macro to wrap gsi_last_1 taking pointer of argument.
10641 (gsi_last_bb): Adjust.
10643 * tree-flow-inline.h (phi_nodes_ptr): New function.
10645 * gimple-iterator.c (gsi_insert_seq_nodes_before): Adjust to
10646 datastructure and interface change.
10647 (gsi_insert_seq_before_without_update): Ditto.
10648 (gsi_insert_seq_nodes_after): Ditto.
10649 (gsi_insert_seq_after_without_update): Ditto.
10650 (gsi_split_seq_after): Ditto, don't use gimple_seq_alloc.
10651 (gsi_split_seq_before): Ditto.
10652 (gsi_start_phis): Adjust.
10653 * tree-vect-loop.c (vect_determine_vectorization_factor): Use gsi_none.
10654 (vect_transform_loop): Ditto.
10655 * gimple.c (gimple_seq_add_stmt, gimple_seq_add_seq,
10656 gimple_seq_copy): Don't use gimple_seq_alloc.
10657 * gimplify.c (gimple_seq_add_stmt_without_update): Ditto.
10658 (gimplify_seq_add_seq): Ditto.
10659 * lto-streamer-in.c (make_new_block): Ditto.
10660 * tree-cfg.c (create_bb): Ditto.
10661 * tree-sra.c (initialize_parameter_reductions): Ditto.
10663 2012-05-02 Michael Matz <matz@suse.de>
10665 * gimple.h (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
10666 gimple_seq_last_stmt, gimple_seq_set_last, gimple_seq_set_first,
10667 gimple_seq_empty_p, gimple_seq_alloc_with_stmt, bb_seq,
10668 set_bb_seq): Move down to after gimple_statement_d definition.
10670 2012-05-02 Michael Matz <matz@suse.de>
10672 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
10673 gsi_replace_with_seq, instead of inserting itself.
10674 * gimple-iterator.c (gsi_replace_with_seq): New function.
10675 * tree-ssa-forwprop.c (forward_propagate_comparison): Take
10676 iterator instead of statement, advance it.
10677 (ssa_forward_propagate_and_combine): Adjust call to above.
10679 2012-05-02 Michael Matz <matz@suse.de>
10681 * tree-phinodes.c (add_phi_node_to_bb): Tidy, don't use
10683 * omp-low.c (finalize_task_copyfn): Don't use gimple_seq_alloc.
10684 * tree-nested.c (walk_gimple_omp_for): Ditto.
10685 * trans-mem.c (lower_transaction): Ditto.
10686 * tree-eh.c (do_return_redirection): Ditto.
10687 (do_goto_redirection): Ditto.
10688 (lower_try_finally_switch): Ditto.
10689 * gimplify.c (gimplify_stmt): Ditto.
10690 (gimplify_scan_omp_clauses): Ditto.
10691 (gimplify_omp_for): Ditto.
10692 (gimplify_function_tree): Ditto.
10693 * gimple-fold.c (gimplify_and_update_call_from_tree): Ditto.
10694 * tree-mudflap.c (mf_decl_cache_locals): Ditto.
10695 (mf_build_check_statement_for): Ditto.
10696 (mx_register_decls): Ditto.
10697 * graphite-sese-to-poly.c (remove_invariant_phi): Ditto,
10698 and don't use itertors to append.
10699 (insert_stmts): Ditto.
10700 (insert_out_of_ssa_copy): Ditto.
10701 (insert_out_of_ssa_copy_on_edge): Ditto.
10703 2012-05-02 Michael Matz <matz@suse.de>
10705 * gimple.h (gimple_bind_body_ptr): New function.
10706 (gimple_bind_body): Use it.
10707 (gimple_catch_handler): Use gimple_catch_handler_ptr.
10708 (gimple_eh_filter_failure_ptr): New function.
10709 (gimple_eh_filter_failure): Use it.
10710 (gimple_eh_else_n_body_ptr): New function.
10711 (gimple_eh_else_n_body): Use it.
10712 (gimple_eh_else_e_body_ptr): New function.
10713 (gimple_eh_else_e_body): Use it.
10714 (gimple_try_eval_ptr): New function.
10715 (gimple_try_eval): Use it.
10716 (gimple_try_cleanup_ptr): New function.
10717 (gimple_try_cleanup): Use it.
10718 (gimple_wce_cleanup_ptr): New function.
10719 (gimple_wce_cleanup): Use it.
10720 (gimple_omp_body_ptr): New function.
10721 (gimple_omp_body): Use it.
10722 (gimple_omp_for_pre_body_ptr): New function.
10723 (gimple_omp_for_pre_body): Use it.
10724 (gimple_transaction_body_ptr): New function.
10725 (gimple_transaction_body): Use it.
10726 (gsi_split_seq_before): Adjust to return nothing and take pointer
10728 (gsi_set_stmt): Declare.
10729 (gsi_replace_with_seq): Declare.
10730 (walk_gimple_seq_mod): Declare.
10731 * function.h (struct function <gimple_body>): Use typedef gimple_seq.
10733 * gimple-iterator.c (gsi_set_stmt): New function.
10734 (gsi_split_seq_before): Return new sequence via pointer argument.
10735 (gsi_replace): Use gsi_set_stmt.
10737 * tree-ssa-loop-im.c (move_computations_stmt): First remove
10739 * tree-complex.c (update_complex_components_on_edge): Don't copy gsi.
10740 * tree-phinodes.c (resize_phi_node): Don't resize stmt in-place,
10742 (reserve_phi_args_for_new_edge): Change call to above,
10745 * omp-low.c (lower_omp): Change prototype to take pointer to sequence.
10746 (lower_rec_input_clauses): Use gimple_seq_add_seq instead of
10747 iterators. Adjust call to lower_omp.
10748 (lower_lastprivate_clauses): Adjust call to lower_omp.
10749 (lower_reduction_clauses): Ditto.
10750 (expand_omp_taskreg): Nullify non-cfg body of child_fn.
10751 (lower_omp_sections): Don't explicitely count sequence length,
10752 nullify lowered bodies earlier, ensure stmts are part of only
10753 one sequence, adjust call to lower_omp.
10754 (lower_omp_single): Ensure stmts are part of only one sequence,
10755 adjust call to lower_omp.
10756 (lower_omp_master): Ditto.
10757 (lower_omp_ordered): Ditto.
10758 (lower_omp_critical): Ditto.
10759 (lower_omp_for): Ditto.
10760 (lower_omp_taskreg): Ditto, tidy.
10761 (lower_omp_1): Adjust calls to lower_omp.
10762 (execute_lower_omp): Ditto.
10763 (lower_omp): Adjust to take pointer to sequence.
10764 (diagnose_sb_2): Use walk_gimple_seq_mod.
10765 (diagnose_omp_structured_block_errors): Ditto and set possibly
10766 changed function body.
10767 * gimple-low.c (lower_function_body): Set function body after
10769 (lower_sequence): Adjust to take pointer to sequence.
10770 (lower_omp_directive): Ensure stmt isn't put twice into the
10771 sequence, adjust call to lower_sequence.
10772 (lower_stmt): Adjust calls to lower_sequence.
10773 (lower_gimple_bind): Ditto.
10774 (gimple_try_catch_may_fallthru): Call gsi_start with lvalue.
10775 * tree-nested.c (walk_body): Take pointer to sequence, use
10776 walk_gimple_seq_mod.
10777 (walk_function): Adjust call to walk_body, set possibly changed body.
10778 (walk_gimple_omp_for): Adjust calls to walk_body.
10779 (convert_nonlocal_omp_clauses): Ditto.
10780 (convert_nonlocal_reference_stmt): Ditto.
10781 (convert_local_omp_clauses): Ditto.
10782 (convert_local_reference_stmt): Ditto.
10783 (convert_tramp_reference_stmt): Ditto.
10784 (convert_gimple_call): Ditto.
10785 (convert_nl_goto_reference): Use local iterator copy.
10786 * gimple.c (walk_gimple_seq_mod): Renamed from walk_gimple_seq,
10787 but taking pointer to sequence, ensure gsi_start is called with
10789 (walk_gimple_seq): New wrapper around walk_gimple_seq_mod,
10790 asserting that the sequence head didn't change.
10791 (walk_gimple_stmt): Replace all calls to walk_gimple_seq with
10792 walk_gimple_seq_mod.
10793 * trans-mem.c (lower_transaction): Use walk_gimple_seq_mod.
10794 (execute_lower_tm): Ditto, and set possibly changed body.
10795 * tree-eh.c (lower_eh_constructs_1): Take pointer to sequence,
10796 call gsi_start with that lvalue.
10797 (replace_goto_queue_stmt_list): Ditto.
10798 (replace_goto_queue_1): Adjust calls to replace_goto_queue_stmt_list.
10799 (replace_goto_queue): Ditto.
10800 (lower_try_finally_nofallthru): Adjust calls to lower_eh_constructs_1.
10801 (lower_try_finally_onedest): Ditto.
10802 (lower_try_finally_copy): Ditto.
10803 (lower_try_finally_switch): Ditto.
10804 (lower_try_finally): Ditto.
10805 (lower_eh_filter): Ditto.
10806 (lower_eh_must_not_throw): Ditto.
10807 (lower_cleanup): Ditto.
10808 (lower_eh_constructs_2): Ditto.
10809 (lower_catch): Ditto, and ensure gsi_start is called with lvalue.
10810 (lower_eh_constructs): Adjust calls to lower_eh_constructs_1, and
10811 set possibly changed body.
10812 (optimize_double_finally): Call gsi_start with lvalue.
10814 * tree-cfg.c (make_blocks): Adjust call to gsi_split_seq_before.
10815 (gimple_split_block): Ditto.
10816 (gimple_merge_blocks): Use gsi_start_phis.
10817 (move_stmt_r): Use walk_gimple_seq_mod.
10818 * tree-ssa-dse.c (dse_enter_block): Use gsi_last_bb.
10819 * cgraphbuild.c (build_cgraph_edges): Use gsi_start_phis.
10820 (rebuild_cgraph_edges): Ditto.
10821 (cgraph_rebuild_references): Ditto.
10822 * ipa-prop.c (ipa_analyze_params_uses): Ditto.
10823 * tree-inline.c (copy_phis_for_bb): Ditto.
10824 * tree-ssa-dce.c: Ditto.
10826 * cgraphunit.c (cgraph_analyze_function): Use gimple_has_body_p.
10828 2012-05-02 Kirill Yukhin <kirill.yukhin@intel.com>
10829 Andi Kleen <ak@linux.intel.com>
10831 * coretypes.h (MEMMODEL_MASK): New.
10832 * builtins.c (get_memmodel): Add val. Call target.memmodel_check
10833 and return new variable.
10834 (expand_builtin_atomic_exchange): Mask memmodel values.
10835 (expand_builtin_atomic_compare_exchange): Ditto.
10836 (expand_builtin_atomic_load): Ditto.
10837 (expand_builtin_atomic_store): Ditto.
10838 (expand_builtin_atomic_clear): Ditto.
10839 * doc/extend.texi: Mention port-dependent memory model flags.
10840 * config/i386/cpuid.h (bit_HLE): New.
10841 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
10843 * config/i386/i386-protos.h (ix86_generate_hle_prefix): New.
10844 * config/i386/i386-c.c (ix86_target_macros_internal): Set HLE defines.
10845 (ix86_target_string)<-mhle>: New.
10846 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
10847 * config/i386/i386.c (ix86_target_string) <OPTION_MASK_ISA_HLE>: New.
10848 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
10849 (ix86_option_override_internal) <PTA_HLE>: New switch, set it
10850 enabled for generic, generic64 and core-avx2.
10851 (ix86_print_operand): Generate HLE lock prefixes.
10852 (ix86_memmodel_check): New.
10853 (TARGET_MEMMODEL_CHECK): Ditto.
10854 * config/i386/i386.h (OPTION_ISA_HLE): Ditto.
10855 (IX86_HLE_ACQUIRE): Ditto.
10856 (IX86_HLE_RELEASE): Ditto.
10857 * config/i386/i386.h (ix86_generate_hle_prefix): Ditto.
10858 * config/i386/i386.opt (mhle): Ditto.
10859 * config/i386/sync.md(atomic_compare_and_swap<mode>): Pass
10860 success model to instruction emitter.
10861 (atomic_fetch_add<mode>): Ditto.
10862 (atomic_exchange<mode>): Ditto.
10863 (atomic_add<mode>): Ditto.
10864 (atomic_sub<mode>): Ditto.
10865 (atomic_<code><mode>): Ditto.
10866 (*atomic_compare_and_swap_doubledi_pic): Ditto.
10867 (atomic_compare_and_swap_single<mode>): Define and use argument
10869 (atomic_compare_and_swap_double<mode>): Ditto.
10870 * configure.ac: Check if assembler support HLE prefixes.
10871 * configure: Regenerate.
10872 * config.in: Ditto.
10874 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
10876 PR middle-end/53153
10877 * gimplify.c (preprocess_case_label_vec_for_gimple): New function,
10879 (gimplify_switch_expr): ... here.
10880 * gimple.h (preprocess_case_label_vec_for_gimple): Add prototype.
10881 * tree-ssa-forwprop.c (simplify_gimple_switch_label_vec): New function
10882 to clean up case labels with values outside the index type range.
10883 (simplify_gimple_switch): Call it if something changed.
10884 Remove strange and unnecessary assert.
10886 2012-05-02 Richard Guenther <rguenther@suse.de>
10888 * fold-const.c (div_if_zero_remainder): sizetypes no longer
10890 (int_const_binop_1): New worker for int_const_binop with
10891 overflowable parameter. Pass it through to force_fit_type_double.
10892 (int_const_binop): Wrap around int_const_binop_1 with overflowable
10894 (size_binop_loc): Call int_const_binop_1 with overflowable equal
10895 to minus one, forcing overflow detection for even unsigned types.
10896 (extract_muldiv_1): Remove bogus TYPE_IS_SIZETYPE special-casing.
10897 (fold_binary_loc): Call try_move_mult_to_index with signed offset.
10898 * stor-layout.c (initialize_sizetypes): sizetypes no longer
10900 (layout_type): For zero-sized arrays ignore overflow on the
10902 * tree-ssa-ccp.c (bit_value_unop_1): Likewise.
10903 (bit_value_binop_1): Likewise.
10904 * tree.c (double_int_to_tree): Likewise.
10905 (double_int_fits_to_tree_p): Likewise.
10906 (force_fit_type_double): Likewise.
10907 (host_integerp): Likewise.
10908 (int_fits_type_p): Likewise.
10909 * varasm.c (output_constructor_regular_field): Sign-extend the
10910 field-offset to cater for negative offsets produced by the Ada
10912 * omp-low.c (extract_omp_for_data): Convert the loop step to
10913 signed for pointer adjustments.
10915 2012-05-02 Richard Guenther <rguenther@suse.de>
10917 * tree.c (valid_constant_size_p): New function.
10918 * tree.h (valid_constant_size_p): Declare.
10919 * cfgexpand.c (expand_one_var): Adjust check for too large
10920 variables by using valid_constant_size_p.
10921 * varasm.c (assemble_variable): Likewise.
10923 * c-decl.c (grokdeclarator): Properly check for sizes that
10924 cover more than half of the address-space.
10926 2012-05-02 Jakub Jelinek <jakub@redhat.com>
10928 PR tree-optimization/53163
10929 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
10930 return value from compute_all_dependences.
10932 PR rtl-optimization/53160
10933 * ree.c (combine_reaching_defs): Handle the case where cand->insn
10934 has been modified by ree pass already.
10936 2012-05-01 Ian Lance Taylor <iant@google.com>
10939 * c-decl.c (build_compound_literal): Make the decl readonly if it
10940 an array of a readonly type.
10941 * gimplify.c (gimplify_compound_literal_expr): Add fallback
10942 parameter. Change all callers. If the decl is not addressable
10943 and is not an l-value, make it readonly.
10945 2012-05-01 Bernd Schmidt <bernds@codesourcery.com>
10947 * ira.c (allocated_reg_info_size): New static variable.
10948 (expand_reg_info): Manage it. Call
10949 setup_preferred_alternate_classes_for_new_pseudos.
10950 (ira): Don't do it here. Remove local allocated_reg_info_size,
10951 set the global before calling find_moveable_pseudos.
10952 (find_moveable_pseudos): Call expand_reg_info rather than
10955 2012-05-01 Richard Henderson <rth@redhat.com>
10957 * common.opt (fsync-libcalls): New.
10958 * doc/invoke.texi: Document it.
10959 * optabs.c (init_sync_libfuncs): Honor it.
10961 2012-05-01 Kenneth Zadeck <zadeck@naturalbridge.com>
10962 Richard Sandiford <r.sandiford@uk.ibm.com>
10964 PR rtl-optimization/52543
10965 * Makefile.in (lower-subreg.o, target-globals.o): Depend on
10967 * lower-subreg.h: New file.
10968 * target-globals.h (this_target_lower_subreg): Declare.
10969 (target_globals): Add lower_subreg;
10970 (restore_target_globals): Restore this_target_lower_subreg.
10971 * target-globals.c: Include it.
10972 (default_target_globals): Add default_target_lower_subreg.
10973 (save_target_globals): Initialize target_lower_subreg.
10974 * rtl.h (init_lower_subreg): Added declaration.
10975 * toplev.c (backend_init_target): Call initializer for lower-subreg
10977 * lower-subreg.c (LOG_COSTS, FORCE_LOWERING): New macros.
10978 (default_target_lower_subreg): New variable.
10979 (this_target_lower_subreg): Likewise.
10980 (twice_word_mode, choices): New macros.
10981 (shift_cost, compute_splitting_shift, compute_costs)
10982 (init_lower_subreg): New functions.
10983 (resolve_simple_move): Add speed_p argument. Check choices.
10984 (find_pseudo_copy): Don't check the mode size here.
10985 (resolve_simple_move): Assert the mode size.
10986 (find_decomposable_shift_zext): Add speed_p argument and return
10987 a bool. Check choices.
10988 (resolve_shift_zext): Add comment.
10989 (dump_shift_choices, dump_choices): New functions.
10990 (decompose_multiword_subregs): Dump list of profitable
10991 transformations. Add code to skip non profitable transformations.
10992 Update calls to simple_move and find_decomposable_shift_zext.
10994 2012-05-01 Ian Bolton <ian.bolton@arm.com>
10995 Sameera Deshpande <sameera.deshpande@arm.com>
10996 Greta Yorsh <greta.yorsh@arm.com>
10998 * config/arm/arm-protos.h (thumb_unexpanded_epilogue): Rename to...
10999 (thumb1_unexpanded_epilogue): ...this.
11000 * config/arm/arm.c (thumb_unexpanded_epilogue): Rename to...
11001 (thumb1_unexpanded_epilogue): ...this.
11002 * config/arm/arm.md (thumb_unexpanded_epilogue): Rename to...
11003 (thumb1_unexpanded_epilogue): ...this.
11005 2012-05-01 Richard Earnshaw <rearnsha@arm.com>
11007 * arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_DEFAULT): Avoid ifdef
11008 comparing enumeration values. Update comments.
11010 2012-05-01 Alan Modra <amodra@gmail.com>
11013 * config/rs6000/rs6000.c (load_lr_save, restore_saved_lr,
11014 load_cr_save, add_crlr_cfa_restore): New functions.
11015 (rs6000_restore_saved_cr): Rename to..
11016 (restore_saved_cr): ..this. Add cfa_restore notes for cr.
11017 (rs6000_emit_epilogue): Use new functions. Adjust condition
11018 for emitting lr and cr cfa_restore. Emit cfa_restores for fp
11019 regs when using out-of-line restore only when shrink wrapping.
11021 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
11023 PR middle-end/53136
11024 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
11025 calls to cgraph_node_name in xstrdup.
11026 (ipa_make_edge_direct_to_target): Ditto.
11027 * cgraph.c (dump_cgraph_node): Ditto.
11028 * tree-sra.c (convert_callers_for_node): Ditto.
11029 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
11030 * ipa-cp.c (perhaps_add_new_callers): Ditto.
11031 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
11032 (cgraph_materialize_all_clones): Ditto.
11033 * ipa-inline.c (report_inline_failed_reason): Ditto.
11034 (want_early_inline_function_p): Ditto.
11035 (edge_badness): Ditto.
11036 (update_edge_key): Ditto.
11037 (flatten_function): Ditto.
11038 (ipa_inline): Ditto.
11039 (inline_always_inline_functions): Ditto.
11040 (early_inline_small_functions): Ditto.
11042 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
11045 * config/i386/i386.md (*umul<mode><dwi>3_1): Switch places of
11046 constraints 0 and 1.
11048 012-04-30 Jan Hubicka <jh@suse.cz>
11050 * cgraph.c (ld_plugin_symbol_resolution_names): Move to symtab.c
11051 (cgraph_asm_nodes, cgraph_asm_last_node): Move to cgraphunit.c
11052 (cgraph_add_to_same_comdat_group): Remove.
11053 (cgraph_add_asm_node): Move to cgraphunit.c.
11054 (cgraph_make_decl_local): Move to symtab.c
11055 (cgraph_make_node_local_1): Update.
11056 (cgraph_can_remove_if_no_direct_calls_and): Update.
11057 (used_from_object_file_p): Update.
11058 (resolution_used_from_other_file_p): Move to symtab.c
11059 (cgraph_used_from_object_file_p): move to symtab.c
11060 (verify_cgraph_node): Verify same comdat groups.
11061 * cgraph.h (cgraph_asm_node): Rename to ...
11062 (asm_node): ... this one.
11063 (cgraph_asm_nodes): Rename to ...
11064 (asm_nodes): ... this one.
11065 (symtab_add_to_same_comdat_group): New function.
11066 (symtab_dissolve_same_comdat_group_list): New function.
11067 (symtab_used_from_object_file_p): Declare.
11068 (symtab_make_decl_local): Declare.
11069 (cgraph_add_to_same_comdat_group): Remove.
11070 (cgraph_add_asm_node): Remove.
11071 (cgraph_used_from_object_file_p, varpool_used_from_object_file_p):
11073 (cgraph_finalize_compilation_unit): Rename to ...
11074 (finalize_compilation_unit): ... this one.
11075 (cgraph_optimize): Rename to ....
11076 (compile): ... this one.
11077 (add_asm_node): Declare.
11078 (fixup_same_cpp_alias_visibility): Declare.
11079 (cgraph_make_decl_local): Remove.
11080 (varpool_assemble_pending_decls): Rename to ...
11081 (varpool_output_variables): ... this one.
11082 (varpool_remove_unreferenced_decls): Remove.
11083 * ipa-inline-transform.c (clone_inlined_nodes): Dissolve comdat groups.
11084 (preserve_function_body_p): Make static.
11085 * toplev.c (compile_file): Update comments; update.
11086 * cgraphunit.c: Update comments.
11087 (cgraph_expand_all_functions): Rename to ...
11088 (expand_all_functions): ... this one; update.
11089 (cgraph_mark_functions_to_output): Rename to ...
11090 (mark_functions_to_output): ... this one; cleanup.
11091 (cgraph_output_pending_asms): Remove prototype.
11092 (asm_nodes, asm_last_node): New static vars.
11093 (cgraph_process_new_functions): Update.
11094 (cgraph_reset_node): Cleanup; add comment.
11095 (cgraph_add_new_function): Update.
11096 (cgraph_output_pending_asms): Rename to ...
11097 (output_asm_statements): ... this one.
11098 (add_asm_node): New function.
11099 (fixup_same_cpp_alias_visibility): New function based on code
11100 in cgraph_analyze_function.
11101 (cgraph_analyze_function): Use it.
11102 (cgraph_order_sort): Update.
11103 (cgraph_output_in_order): Update.
11104 (cgraph_function_versioning): Update.
11105 (cgraph_optimize): Rename to ...
11106 (compile): ... this one; initialize streamer hooks here.
11107 (cgraph_finalize_compilation_unit): Rename to ...
11108 (finalize_compilation_unit): ... this one; do not initialize streamer
11110 * lto-streamer-out.c (lto_output_toplevel_asms): Update.
11111 * dwarf2out.c: Update ocmment.
11112 * optimize.c (maybe_clone_body): Use symtab_add_to_same_comdat_group.
11113 * method.c (use_thunk): Likewise.
11114 * semantics.c (maybe_add_lambda_conv_op): Likewise.
11115 * decl2.c (maybe_emit_vtables): Likewise.
11116 (cp_write_global_declarations): Use finalize_compilation_unit.
11117 * parser.c (cp_parser_asm_definition): Use add_asm_node.
11118 * lto-streamer-in.c (lto_input_toplevel_asms): Use add_asm_node
11119 * c-decl.c (c_write_global_declarations): Use
11120 finalize_compilation_unit.
11121 * langhooks.c (write_global_declarations): Update.
11122 * ipa.c (cgraph_externally_visible_p): Update.
11123 (dissolve_same_comdat_group_list): Remove.
11124 (function_and_variable_visibility): Update.
11125 * symtab.c: Inlcude lto-streamer.h and rtl.h
11126 (ld_plugin_symbol_resolution_names): New.
11127 (symtab_add_to_same_comdat_group): New.
11128 (symtab_dissolve_same_comdat_group_list): New.
11129 (resolution_used_from_other_file_p): Move here from cgraph.c
11130 (symtab_used_from_object_file_p): New.
11131 (symtab_make_decl_local): New.
11132 * passes.c (register_pass): Update comments.
11133 * c-parser.c (c_parser_asm_definition): Update.
11134 * varpool.c (varpool_analyze_node): Use
11135 fixup_same_cpp_alias_visibility.
11136 (varpool_remove_unreferenced_decls): Make static.
11137 (varpool_assemble_pending_decls): Rename to ...
11138 (varpool_output_variables): ... this one; call
11139 varpool_remove_unreferenced_decls.
11140 (varpool_used_from_object_file_p): Remove.
11142 2012-04-30 Marc Glisse <marc.glisse@inria.fr>
11145 * c-typeck.c (build_array_ref): Call
11146 convert_vector_to_pointer_for_subscript.
11147 * doc/extend.texi (Vector Extensions): Subscripting not just for C.
11149 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
11151 * config/i386/i386.md (and<mode>3): Change runtime operand mode checks
11152 to compile-time "mode == <MODE>mode" checks.
11153 (and splitter): Ditto.
11155 2012-04-30 Richard Henderson <rth@redhat.com>
11157 * config/arm/arm.md (UNSPEC_LL): New.
11158 * config/arm/sync.md (atomic_loaddi, atomic_loaddi_1): New.
11159 (arm_load_exclusivedi): Use %H0.
11161 2012-04-30 Jason Merrill <jason@redhat.com>
11163 * dwarf2out.c (comdat_symbol_id): Add const.
11164 (union die_symbol_or_type_node): Add const to die_symbol.
11165 (output_die_symbol, output_die, output_comp_unit): Adjust.
11167 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
11169 * config/arm/arm.md (negdi2): Use gen_negdi2_neon.
11170 * config/arm/neon.md (negdi2_neon): New insn.
11171 Also add splitters for core and NEON registers.
11173 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
11175 * config/arm/arm.c (neon_valid_immediate): Allow const_int.
11176 (arm_print_operand): Add 'x' format.
11177 * config/arm/constraints.md (Dn): Allow const_int.
11178 * config/arm/neon.md (neon_mov<mode>): Use VDX to allow DImode.
11179 Use 'x' format to print constants.
11180 * config/arm/predicates.md (imm_for_neon_mov_operand): Allow const_int.
11181 * config/arm/vfp.md (movdi_vfp): Disable for const_int when neon
11183 (movdi_vfp_cortexa8): Likewise.
11185 2012-04-30 Ian Bolton <ian.bolton@arm.com>
11186 Sameera Deshpande <sameera.deshpande@arm.com>
11187 Greta Yorsh <greta.yorsh@arm.com>
11189 * config/arm/arm-protos.h (ldm_stm_operation_p): New declaration.
11190 * config/arm/arm.c (ldm_stm_operation_p): New function.
11191 * config/arm/predicates.md (load_multiple_operation): Update predicate.
11192 (store_multiple_operation): Likewise.
11194 * config/arm/arm-protos.h (ldm_stm_operation_p): New parameters.
11195 * config/arm/arm.c (ldm_stm_operation_p): New parameters.
11196 * config/arm/predicates.md (load_multiple_operation): Add arguments.
11197 (store_multiple_operation): Likewise.
11199 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
11201 * config/i386/i386.md (and<mode>3): Expand masking operations with
11202 0xff, 0xffff or 0xffffffff immediates to corresponding zero_extend RTX.
11203 (and splitter): Split to DImode zero_extend RTX for DImode operand[0].
11205 2012-04-30 Dodji Seketeli <dodji@redhat.com>
11207 Add -Wvarargs option
11208 * builtins.c (fold_builtin_next_arg): Use OPT_Wvarargs as an
11209 argument for the various warning_at calls.
11210 * docs/invoke.texi: Update the documentation.
11212 2012-04-30 Dodji Seketeli <dodji@redhat.com>
11214 Switch -ftrack-macro-expansion=2 on by default.
11215 * docs/cppopts.texi: Adjust for enabling -ftrack-macro-expansion=2
11218 Fix va_start related location
11219 * builtins.c (fold_builtin_next_arg): Unwinds to the first
11220 location in real source code.
11222 Make conversion warnings work on NULL with -ftrack-macro-expansion
11223 * input.h (expansion_point_location_if_in_system_header): Declare
11225 * input.c (expansion_point_location_if_in_system_header): Define it.
11227 Fix -Wuninitialized for -ftrack-macro-expansion
11228 * tree-ssa.c (warn_uninit): Use the spelling location of the variable
11229 declaration. Use linemap_location_before_p for source locations.
11231 Strip "<built-in>" loc from displayed expansion context
11232 * input.c (expand_location_1): When expanding to spelling location
11233 in a context of a macro expansion, skip reserved system header
11234 locations. Update comments. * tree-diagnostic.c
11235 (maybe_unwind_expanded_macro_loc): Likewise.
11237 Make expand_location resolve to locus in main source file
11238 * input.c (expand_location_1): New. Takes a parameter to choose
11239 whether to resolve the location to spelling or expansion point.
11240 Was factorized from ...
11241 (expand_location): ... here.
11242 (expand_location_to_spelling_point): New. Implemented in terms of
11244 * diagnostic.c (diagnostic_build_prefix): Use the new
11245 expand_location_to_spelling_point instead of expand_location.
11247 Fix PCH crash on GTYed pointer-to-scalar field of a struct
11248 * gengtype.c (write_types_process_field): Force second argument of
11249 the call to the PCH object hierarchy walker to be 'x'.
11251 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
11253 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
11254 predicate to discriminate types.
11256 2012-04-30 Manuel López-Ibáñez <manu@gcc.gnu.org>
11258 * doc/invoke.texi (Wmissing-format-attribute): Document as an
11259 alias of Wsuggest-attribute=format.
11260 * c-typeck.c (convert_for_assignment): Replace
11261 Wmissing-format-attribute with Wsuggest-attribute=format.
11262 (digest_init): Likewise.
11264 2012-04-29 Manuel López-Ibáñez <manu@gcc.gnu.org>
11266 * opts.c (finish_options): Do not handle -Wmissing-noreturn here.
11267 * common.opt (Wmissing-noreturn): Alias of
11268 -Wsuggest-attribute=noreturn.
11270 2012-04-29 Hans-Peter Nilsson <hp@axis.com>
11273 * config/cris/cris.md (andqu): New peephole2.
11274 (andu): Tweak head comment.
11276 2012-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
11277 Steven Bosscher <steven@gcc.gnu.org>
11278 Maxim Kuvyrkov <maxim@codesourcery.com>
11280 PR tree-optimization/38785
11281 * common.opt (ftree-partial-pre): New option.
11282 * doc/invoke.texi: Document it.
11283 * opts.c (default_options_table): Initialize flag_tree_partial_pre.
11284 * tree-ssa-pre.c (do_partial_partial_insertion): Insert only if it will
11285 benefit speed path.
11286 (execute_pre): Use flag_tree_partial_pre.
11288 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11291 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
11294 2012-04-27 Ollie Wild <aaw@google.com>
11296 * doc/invoke.texi (Wliteral-suffix): Document new option.
11298 2012-04-27 Tom Tromey <tromey@redhat.com>
11300 * dwarf2out.c (dwarf_stack_op_name): Use get_DW_OP_name.
11301 (dwarf_tag_name): Use get_DW_TAG_name.
11302 (dwarf_attr_name): Use get_DW_AT_name.
11303 (dwarf_form_name): Use get_DW_FORM_name.
11304 * dwarf2cfi.c (dwarf_cfi_name): Use get_DW_CFA_name.
11306 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
11308 * tree-ssa-phiopt.c (conditional_replacement): Replace PHIs whose
11309 arguments are -1 and 0, by negating the result of the conditional.
11311 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
11314 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
11316 2012-04-27 Richard Guenther <rguenther@suse.de>
11318 * tree-flow.h (is_hidden_global_store): Remove.
11319 * tree-ssa-sink.c (is_hidden_global_store): Likewise.
11320 * tree-ssa-alias.h (ref_may_alias_global_p): Declare.
11321 (stmt_may_clobber_global_p): Likewise.
11322 * tree-ssa-alias.c (ref_may_alias_global_p): New function.
11323 (stmt_may_clobber_global_p): Likewise.
11324 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Call
11325 stmt_may_clobber_global_p.
11326 * tree-ssa-dse.c (dse_possible_dead_store_p): Likewise.
11328 2012-04-27 Steven Bosscher <steven@gcc.gnu.org>
11330 * cfg.c (disconnect_src): Do df_mark_solutions_dirty in the right
11333 * tree-switch-conversion.c (struct switch_conv_info): Add range_max,
11334 reorganize some fields and update comments. Rename bit_test_uniq
11335 and bit_test_count to uniq resp. count. Remove bit_test_bb.
11336 (collect_switch_conv_info): New function, collects info about a
11337 GIMPLE_SWITCH into a struct switch_conv_info.
11338 (check_range): Simplify to use pre-recorded info. Fix think-o in
11339 range-branch ratio check.
11340 (check_process_case): Remove function.
11341 (check_all_empty_except_final): New function, verifies that all
11342 non-final basic blocks are empty.
11343 (process_switch): Simplify to use pre-recorded info. Call
11344 collect_switch_conv_info to do that. Assert that degenerate switch
11345 statements have been cleaned up.
11347 2012-04-27 Marc Glisse <marc.glisse@inria.fr>
11349 PR middle-end/27139
11350 * tree-ssa-forwprop.c (combine_conversions): Handle INT->FP->INT.
11352 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
11355 * c-typeck.c (pop_init_level): Use %qD instead of %qT.
11357 2012-04-27 Tom de Vries <tom@codesourcery.com>
11359 PR tree-optimization/51879
11360 * tree-ssa-sccvn.h (struct vn_reference_s): Add result_vdef field.
11361 * tree-ssa-sccvn.c (mark_use_processed): New function, factored out
11363 (defs_to_varying): ... here. Don't set use_processed.
11364 (visit_reference_op_call): Handle gimple_vdef.
11365 Handle case that lhs is NULL_TREE.
11366 (visit_use): Use mark_use_processed. Handle calls with side-effect
11367 using visit_reference_op_call.
11369 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
11371 * sched-deps.c (fixup_sched_groups): Rename to...
11372 (chain_to_prev_insn): ...this.
11373 (chain_to_prev_insn_p): New function.
11374 (deps_analyze_insn): Use it instead of SCHED_GROUP_P.
11376 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
11378 * sched-int.h (_haifa_insn_data): Move priority_status.
11380 (INSN_MODEL_INDEX): New macro.
11381 * haifa-sched.c (insn_delay): New function.
11382 (sched_regno_pressure_class): Update commentary.
11383 (mark_regno_birth_or_death): Pass the liveness bitmap and
11384 pressure array as arguments, instead of using curr_reg_live and
11385 curr_reg_pressure. Only update the pressure if the bit in the
11386 liveness set has changed.
11387 (initiate_reg_pressure_info): Always trust the live-in set for
11388 SCHED_PRESSURE_MODEL.
11389 (initiate_bb_reg_pressure_info): Update call to
11390 mark_regno_birth_or_death.
11391 (dep_list_size): Take the list as argument.
11392 (calculate_reg_deaths): New function, extracted from...
11393 (setup_insn_reg_pressure_info): ...here.
11394 (MODEL_BAR): New macro.
11395 (model_pressure_data, model_insn_info, model_pressure_limit)
11396 (model_pressure_group): New structures.
11397 (model_schedule, model_worklist, model_insns, model_num_insns)
11398 (model_curr_point, model_before_pressure, model_next_priority):
11400 (MODEL_PRESSURE_DATA, MODEL_MAX_PRESSURE, MODEL_REF_PRESSURE)
11401 (MODEL_INSN_INFO, MODEL_INSN): New macros.
11402 (model_index, model_update_limit_points_in_group): New functions.
11403 (model_update_limit_points, model_last_use_except): Likewise.
11404 (model_start_update_pressure, model_update_pressure): Likewise.
11405 (model_recompute, model_spill_cost, model_excess_group_cost): Likewise.
11406 (model_excess_cost, model_dump_pressure_points): Likewise.
11407 (model_set_excess_costs): Likewise.
11408 (rank_for_schedule): Extend SCHED_PRIORITY_WEIGHTED ordering to
11409 SCHED_PRIORITY_MODEL. Use insn_delay. Use the order in the model
11410 schedule as an alternative tie-breaker. Update the call to
11412 (ready_sort): Call model_set_excess_costs.
11413 (update_register_pressure): Update call to mark_regno_birth_or_death.
11414 Rely on that function to check liveness rather than doing it here.
11415 (model_classify_pressure, model_order_p, model_add_to_worklist_at)
11416 (model_remove_from_worklist, model_add_to_worklist, model_promote_insn)
11417 (model_add_to_schedule, model_analyze_insns, model_init_pressure_group)
11418 (model_record_pressure, model_record_pressures): New functions.
11419 (model_record_final_pressures, model_add_successors_to_worklist)
11420 (model_promote_predecessors, model_choose_insn): Likewise.
11421 (model_reset_queue_indices, model_dump_pressure_summary): Likewise.
11422 (model_start_schedule, model_finalize_pressure_group): Likewise.
11423 (model_end_schedule): Likewise.
11424 (schedule_insn): Say when we're scheduling the next instruction
11425 in the model schedule.
11426 (schedule_insn): Handle SCHED_PRESSURE_MODEL.
11427 (queue_to_ready): Do not add instructions that are
11428 MAX_SCHED_READY_INSNS beyond the current point of the model schedule.
11429 Always allow the next instruction in the model schedule to be added.
11430 (debug_ready_list): Print the INSN_REG_PRESSURE_EXCESS_COST_CHANGE
11431 and delay for SCHED_PRESSURE_MODEL too.
11432 (prune_ready_list): Extend SCHED_PRIORITY_WEIGHTED handling to
11433 SCHED_PRIORITY_MODEL, but also take the DFA into account.
11434 (schedule_block): Call model_start_schedule and model_end_schedule.
11435 Extend SCHED_PRIORITY_WEIGHTED stall handling to SCHED_PRIORITY_MODEL.
11436 (sched_init): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
11437 to SCHED_PRESSURE_MODEL, but don't allocate saved_reg_live or
11439 (sched_finish): Update accordingly.
11440 (fix_tick_ready): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
11441 to SCHED_PRESSURE_MODEL.
11442 (add_jump_dependencies): Update call to dep_list_size.
11443 (haifa_finish_h_i_d): Fix leak of max_reg_pressure.
11444 (haifa_init_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
11445 to SCHED_PRESSURE_MODEL.
11446 * sched-deps.c (init_insn_reg_pressure_info): Likewise, but don't
11447 allocate INSN_MAX_REG_PRESSURE for SCHED_PRESSURE_MODEL.
11448 (sched_analyze_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE
11449 handling to SCHED_PRESSURE_MODEL.
11451 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
11453 * common.opt (fsched-pressure-algorithm=): New option.
11454 * flag-types.h (sched_pressure_algorithm): New enum.
11455 * sched-int.h (sched_pressure_p): Replace with...
11456 (sched_pressure): ...this new variable.
11457 * haifa-sched.c (sched_pressure_p): Replace with...
11458 (sched_pressure): ...this new variable.
11459 (sched_regno_pressure_class, rank_for_schedule, ready_sort)
11460 (update_reg_and_insn_max_reg_pressure, schedule_insn)
11461 (debug_ready_list, prune_ready_list, schedule_block, sched_init)
11462 (sched_finish, fix_tick_ready, haifa_init_insn): Update accordingly.
11463 * sched-deps.c (init_insn_reg_pressure_info): Likewise.
11464 (sched_analyze_insn): Likewise.
11465 * sched-rgn.c (schedule_region): Likewise.
11466 * config/m68k/m68k.c (m68k_sched_variable_issue): Likewise.
11468 2012-04-26 Bernd Schmidt <bernds@codesourcery.com>
11470 * PR middle-end/52997
11471 * ira.c (find_moveable_pseudos): Call resize_reg_info.
11473 PR middle-end/52940
11474 * machmode.h (CLASS_HAS_WIDER_MODES_P): True for MODE_PARTIAL_INT.
11475 * expr.c (convert_move): Honor unsignedp when extending partial int
11477 * genmodes.c (complete_mode): Don't clear component field of partial
11479 (emit_mode_inner): Don't emit it however.
11480 (calc_wider_mode): Partial int modes widen to their component.
11482 2012-04-26 David S. Miller <davem@davemloft.net>
11484 * config/sparc/niagara4.md: New file.
11485 * config/sparc/sparc.md: Include it.
11486 * config/sparc/sparc.c (niagara4_costs): New processor costs.
11487 (sparc_option_override): Use it.
11488 (sparc_use_sched_lookahead): Return 2 for niagara4.
11489 (sparc_issue_rate): Likewise.
11491 * config/sparc/sparc.md (attr type): Delete 'fgm_cmp'.
11492 (fpack16_vis, fpackfix_vis, fpack32_vis): Set type to fgm_pack.
11493 (fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
11494 fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis): Set type to fgm_mul.
11495 (alignaddrsi_vis, alignaddrdi_vis, alignaddrlsi_vis,
11496 alignaddrldi_vis): Set type to gsr.
11497 (pdist_vis, pdistn<mode>_vis): Set type to fgm_pdsit.
11498 (fcmp<code><GCM:gcm_name><P:mode>_vis, cmask8<P:mode>_vis,
11499 cmask16<P:mode>_vis, cmask32<P:mode>_vis, fchksm16_vis,
11500 v<vis3_shift_patname><mode>3, fmean16_vis,
11501 fp<plusminus_insn>64_vis, <vis3_addsub_ss_patname><mode>3,
11502 fucmp<code>8<P:mode>_vis): Set type to fga.
11503 * config/sparc/ultra1_2.md: Remove refrences to fgm_cmp.
11504 * config/sparc/niagara.md: Likewise.
11505 * config/sparc/niagara2.md: Likewise.
11506 * config/sparc/ultra3.md: Likewise, and fix type matching for
11507 us3_ialuX reservation.
11509 2012-04-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11511 * reload.c (find_reloads): Change the loop nesting when trying an
11512 alternative with swapped operands.
11514 2012-04-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
11516 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Fix
11517 comment. Delete unused parameter first_exp_point_map.
11518 (virt_loc_aware_diagnostic_finalizer): Update call.
11520 2012-04-26 Michael Hope <michael.hope@linaro.org>
11521 Richard Earnshaw <rearnsha@arm.com>
11523 * config/arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_SOFT_FLOAT): Define.
11524 (GLIBC_DYNAMIC_LINKER_HARD_FLOAT): Define.
11525 (GLIBC_DYNAMIC_LINKER_DEFAULT): Define.
11526 (GLIBC_DYNAMIC_LINKER): Redefine to use the hard float path.
11528 2012-04-25 Sriraman Tallam <tmsriram@google.com>
11530 * doc/extend.texi: Document avx2 support.
11531 * config/i386/i386.c (fold_builtin_cpu): Add avx2.
11533 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
11536 * config/cris/cris.md ("*andhi_lowpart_v32")
11537 ("*andqi_lowpart_v32"): Change first input-only operand from
11538 a (match_operand ...) to (match_dup 0). Drop alternatives with
11539 const_int-matching constraints for redundancy.
11540 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
11541 three-operand alternative.
11543 2012-04-25 Jakub Jelinek <jakub@redhat.com>
11546 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
11547 instead expand it as zero extension.
11549 2012-04-25 H.J. Lu <hongjiu.lu@intel.com>
11552 * dwarf2out.c (dbx_reg_number): Assert return value != INVALID_REGNUM.
11554 2012-04-25 Jakub Jelinek <jakub@redhat.com>
11556 * common.opt (flag_debug_types_section): Default to 0.
11557 (dwarf_version): Default to 4.
11558 (dwarf_record_gcc_switches): Default to 1.
11559 (dwarf_strict): Default to 0.
11560 * toplev.c (process_options): Don't handle dwarf_strict
11561 or dwarf_version here.
11562 * config/vxworks.c (vxworks_override_options): Don't
11563 test whether dwarf_strict or dwarf_version are negative,
11564 instead test !global_options_set.x_dwarf_*.
11565 * config/darwin.c (darwin_override_options): Default to
11567 * doc/invoke.texi: Note that -gdwarf-4, -grecord-gcc-switches
11568 and -fno-debug-types-section are now the default.
11570 2012-04-25 Jan Hubicka <jh@suse.cz>
11572 * cgraphunit.c: Update toplevel comment.
11573 (tree_rest_of_compilation): Merge into cgraph_expand_function.
11574 (cgraph_analyze_function): Make static.
11575 (cgraph_decide_is_function_needed): Make static.
11576 (cgraph_add_new_function): Use expand_function instead of
11577 rest_of_compilation.
11578 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
11579 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
11581 (cgraph_inline_p): Remove.
11582 (cgraph_preserve_function_body_p): Move to ipa-inline-transform.
11583 (init_cgraph): Add comment.
11584 * cgraphbuild.c (record_reference, mark_address, mark_load,
11585 mark_store): Do not call analyze_expr hook.
11586 * cgraph.c: Update toplevel comment.
11587 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
11588 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
11589 Move fere from cgraphunit.c
11590 (cgraph_mark_force_output_node): Move to cgraph.h
11591 * cgraph.h: Reorder so the comments match the function placement.
11592 (cgraph_analyze_function, cgraph_decide_is_function_needed): Remove.
11593 (cgraph_mark_force_output_node): Move here from cgraph.c
11594 * tree.c (free_lang_data): Do not clear analyze_expr hook.
11595 * ipa-inline-transform.c (preserve_function_body_p): New function.
11596 (inline_transform): Update.
11597 * langhooks.c (lhd_callgraph_analyze_expr): Remove.
11598 * langhooks.h (lang_hooks_for_callgraph): Remove.
11599 (lang_hooks): Remove callgraph.
11600 * tree-inline.c (expand_call_inline): Do not use cgraph_inline_p.
11601 * varpool.c: Remove out of date comment.
11602 * langhooks-def.h (lhd_callgraph_analyze_expr): Remove.
11603 (LANG_HOOKS_CALLGRAPH_ANALYZE_EXPR): Remove.
11605 2012-04-25 Jan Hubicka <jh@suse.cz>
11607 PR middle-end/53089
11608 * cgraphunit.c (referred_to_p): Move ahead in file to avoid
11609 forward declaration.
11610 (cgraph_finalize_function): Finalize them here.
11611 * symtab.c (dump_symtab): Dump ctors and dtors.
11613 2012-04-25 Jakub Jelinek <jakub@redhat.com>
11615 PR middle-end/52979
11616 * stor-layout.c (get_best_mode): Don't return mode with bitsize
11617 larger than maxbits. Don't compute maxbits modulo align.
11618 Also check that unit bytes long store at bitpos / unit * unit
11619 doesn't affect bits beyond bitregion_end.
11620 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
11621 would not fit into bitregion_start ... bitregion_end + 1 bit region.
11622 (store_split_bit_field): Decrease unit close to end of bitregion_end
11623 if access is restricted in order to avoid mutual recursion.
11625 PR tree-optimization/53058
11626 * double-int.h (double_int_max_value, double_int_min_value): New
11628 * double-int.c (double_int_max_value, double_int_min_value): New
11630 * tree-vrp.c (register_edge_assert_for_2): Compare mask for LE_EXPR
11631 or GT_EXPR with double_int_max_value instead of double_int_mask.
11633 2012-04-25 Richard Guenther <rguenther@suse.de>
11635 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
11636 * tree-vect-loop.c (vect_transform_loop): Adjust.
11637 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Record
11638 the maximum number of iterations for the epilogue loop.
11639 (vect_loop_versioning): Remove case re-using the peeled epilogue loop.
11641 2012-04-25 Jakub Jelinek <jakub@redhat.com>
11644 * c-typeck.c (set_nonincremental_init,
11645 set_nonincremental_init_from_string): Pass true instead of false
11646 as IMPLICIT to add_pending_init.
11648 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
11650 * c-typeck.c (pop_init_level): Improve diagnostics.
11652 2012-04-25 Uros Bizjak <ubizjak@gmail.com>
11654 * compare-elim.c (try_eliminate_compare): Also handle operands with
11655 implicit extensions.
11657 2012-04-25 Alan Modra <amodra@gmail.com>
11659 * config/rs6000/rs6000 (SAVE_INLINE_VRS, REST_INLINE_VRS,
11660 V_SAVE_INLINE, SAVRES_LR, SAVRES_SAVE, SAVRES_REG,
11661 SAVRES_GPR, SAVRES_FPR, SAVRES_VR): Define.
11662 (no_global_regs_above): Delete.
11663 (no_global_regs): New function.
11664 (rs6000_savres_strategy): Handle vector regs. Use proper lr_save_p
11665 value for load multiple test.
11666 (savres_routine_syms): Increase size.
11667 (rs6000_savres_routine_name, rs6000_savres_routine_sym,
11668 ptr_regno_for_savres, rs6000_emit_savres_rtx): Pass in int selector
11669 rather than a number of boolean flags. Update all callers.
11670 (rs6000_savres_routine_name): Generate vector save/restore names.
11671 (rs6000_savres_routine_sym): Handle vector regs. Delete forward decl.
11672 (ptr_regno_for_savres, rs6000_emit_savres_rtx): Likewise.
11673 (rs6000_emit_prologue): Delete saving_FPRs_inline, saving_GPRs_inline
11674 and using_store_multiple. Expand uses. Don't always use r11 as
11675 frame reg when needed for out-of-line saves. Set up initial offset
11676 for out-of-line vector saves when buying stack frame. Handle pointer
11677 reg setup for out-of-line fp save. Emit call to out-of-line vector
11678 save function. Choose r11 or r12 for vrsave reg when available for
11680 (rs6000_output_function_prologue): Don't emit .extern for ELF.
11681 (rs6000_emit_epilogue): Choose a better frame reg when restoring
11682 from back-chain to suit out-of-line vector restore functions. Emit
11683 call to out-of-line vector restore function. Adjust register used
11684 for cr restore. Tweak pointer register setup for gpr restore.
11685 * config/rs6000/rs6000.h (FIRST_SAVED_GP_REGNO): Take into account
11687 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Simplify.
11688 (V_SAVE_INLINE): Define.
11689 * config/rs6000/altivec.md (save_vregs_*, restore_vregs_*): New insns.
11691 2012-04-25 Alan Modra <amodra@gmail.com>
11693 * config/rs6000/rs6000.c (rs6000_savres_strategy): Allow
11694 out-of-line save/restore for large frames. Don't disable
11695 out-of-line saves on ABI_AIX when using static chain reg.
11696 (rs6000_emit_prologue): Adjust cr_save_regno on ABI_AIX to not
11697 clobber static chain reg, and tweak for out-of-line gpr saves
11700 2012-04-25 Alan Modra <amodra@gmail.com>
11702 * config/rs6000/rs6000.c (START_USE, END_USE, NOT_INUSE): Define.
11703 (rs6000_emit_prologue): Use the above to catch register overlap.
11705 2012-04-25 Alan Modra <amodra@gmail.com>
11707 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete forward
11708 decl. Move logic selecting update reg to callers. Update all callers.
11709 (rs6000_emit_allocate_stack): Add copy_off param.
11710 (emit_frame_save): Don't handle reg+reg addressing.
11711 (ptr_regno_for_savres): New function, extracted from..
11712 (rs6000_emit_savres_rtx): ..here. Add lr_offset param.
11713 (rs6000_emit_prologue): Generate frame_ptr_rtx as we need it.
11714 Set frame_reg_rtx to r11 whenever r11 is needed, and merge
11715 frame offset adjustment for out-of-line save with copy from sp.
11716 Simplify condition controlling whether cr is saved early or
11717 late. Use ptr_regno_for_savres to verify correct reg is set
11718 up for out-of-line saves. Pass the actual pointer reg used to
11719 rs6000_emit_savres_rtx so rtl matches insns in out-of-line
11720 function. Rearrange spe vars so code is similar to that
11721 elsewhere in this function. Don't update frame_off when spe
11722 save code will restore r11. Use emit_frame_save for spe and
11723 gpr saves. Consolidate darwin out-of-line gpr setup with that
11724 for other abis. Don't assume frame_offset is zero and frame
11725 reg is sp when setting up altivec reg saves, and calculate
11726 exact offset requirement.
11727 (rs6000_emit_epilogue): Use HOST_WIDE_INT for frame_off. Tidy
11728 spe restore code. Consolidate darwin out-of-line gpr setup
11729 with that for other abis.
11731 2012-04-25 Alan Modra <amodra@gmail.com>
11733 * config/rs6000/rs6000.c (rs6000_frame_related): Don't emit a
11734 REG_FRAME_RELATED_EXPR note when the instruction exactly matches
11736 (emit_frame_save): Delete frame_ptr param. Rename total_size to
11738 (rs6000_emit_prologue): Add sp_off. Update rs6000_frame_related
11739 and emit_frame_save calls. Cope with possibly missing note.
11741 2012-04-24 Sriraman Tallam <tmsriram@google.com>
11743 * config/i386/i386.c (build_processor_model_struct): New function.
11744 (make_var_decl): New function.
11745 (fold_builtin_cpu): New function.
11746 (ix86_fold_builtin): New function.
11747 (make_cpu_type_builtin): New function.
11748 (ix86_init_platform_type_builtins): New function.
11749 (ix86_expand_builtin): Expand new builtins by folding them.
11750 (ix86_init_builtins): Make new builtins to detect CPU type.
11751 (TARGET_FOLD_BUILTIN): New macro.
11752 (IX86_BUILTIN_CPU_INIT): New enum value.
11753 (IX86_BUILTIN_CPU_IS): New enum value.
11754 (IX86_BUILTIN_CPU_SUPPORTS): New enum value.
11755 * config/i386/i386-builtin-types.def: New function type.
11756 * testsuite/gcc.target/builtin_target.c: New testcase.
11757 * doc/extend.texi: Document builtins.
11759 2012-04-24 Olivier Hainque <hainque@adacore.com>
11761 * common.opt (gdwarf-): Initialize dwarf_version to -1 instead of 2.
11762 * toplev.c (process_options): Default to dwarf_version 2.
11763 * config/vxworks.c (vxworks_override_options): Default to strict-dwarf
11764 and dwarf_version 2.
11766 2012-04-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
11768 * tree-pretty-print.h (default_tree_printer): Do not declare.
11769 * tree-diagnostic.c: Include tree-pretty-print.h, tree-pass.h and
11771 (default_tree_diagnostic_starter): Make static.
11772 (default_tree_printer): Move to here. Make static.
11773 (tree_diagnostics_defaults): New.
11774 * tree-diagnostic.h (default_tree_diagnostic_starter): Do not declare.
11775 * tree.c (free_lang_data): Use tree_diagnostics_defaults.
11776 * toplev.c: Do not include tree-pass.h.
11777 (default_tree_printer): Move from here.
11778 (general_init): Use tree_diagnostics_defaults.
11780 2012-04-24 Chao-ying Fu <fu@mips.com>
11782 * config.gcc (mips64*-*-linux*): Append mips/linux-common.h to tm_file.
11783 (mips*-*-linux*): Append mips/linux-common.h to tm_file.
11784 * config/mips/gnu-user.h
11785 (SUBTARGET_CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC directly.
11786 (GNU_USER_TARGET_LINK_SPEC): New define.
11787 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
11788 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC directly.
11789 (GNU_USER_TARGET_MATHFILE_SPEC): New define.
11790 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC and
11791 GNU_USER_TARGET_ENDFILE_SPEC.
11792 * config/mips/gnu-user64.h (LIB_SPEC): Remove.
11793 (GNU_USER_TARGET_LINK_SPEC): New define.
11794 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
11795 * config/mips/linux-common.h: New file.
11797 2012-04-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11800 * config/rs6000/rs6000-c.c (fully_fold_convert): New function.
11801 (altivec_build_resolved_builtin): Call fully_fold_convert.
11803 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
11806 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
11808 2012-04-24 Richard Guenther <rguenther@suse.de>
11810 PR tree-optimization/53085
11811 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
11814 2012-04-24 Richard Guenther <rguenther@suse.de>
11816 * tree-if-conv.c (main_tree_if_conversion): Move bb under
11819 2012-04-24 Jim Meyering <meyering@redhat.com>
11821 * genattrtab.c (gen_attr): Avoid NULL-deref after diagnosing
11822 absence of an define_enum call.
11824 2012-04-24 Richard Guenther <rguenther@suse.de>
11826 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): If
11827 the epilogue loop is not re-used as unvectorized version
11828 record the its maximum number of iterations.
11830 2012-04-24 Andrew Pinski <apinski@cavium.com>
11832 * tree-ssa-forwprop.c (simplify_bitwise_binary):
11833 Don't directly use def1/def2.
11835 2012-04-24 Richard Guenther <rguenther@suse.de>
11837 PR tree-optimization/53098
11838 * tree-vect-loop.c (vect_analyze_loop_operations): Fixup
11841 2012-04-24 Andrew Pinski <apinski@cavium.com>
11844 * tree-ssa-forwprop.c (defcodefor_name): New function.
11845 (simplify_bitwise_binary): Use defcodefor_name instead of manually
11846 Simplify "( X | Y) & X" to X and "( X & Y) | X" to X.
11847 Simplify "(~X | Y) & X" to "X & Y" and
11848 "(~X & Y) | X" to "X | Y".
11850 2012-04-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11852 * recog.c (insn_invalid_p): Add IN_GROUP parameter and use
11853 validate_change to add clobbers if IN_GROUP is nonzero.
11854 (verify_changes): Call insn_invalid_p with IN_GROUP set to true.
11855 * recog.h (insn_invalid_p): Add IN_GROUP parameter to function
11857 * gcse.c (process_insert_insn): Call insn_invalid_p with IN_GROUP
11859 * config/s390/s390.c (insn_invalid_p): Likewise.
11861 2012-04-24 Jakub Jelinek <jakub@redhat.com>
11863 PR middle-end/53084
11864 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR of MEM_REF.
11865 (output_addressed_constants): Likewise.
11867 PR middle-end/52999
11868 * varasm.c (get_section): Don't ICE for section conflicts with
11869 built-in section kinds.
11871 2012-04-23 DJ Delorie <dj@redhat.com>
11873 * config/s390/s390.h (LINK_SPEC): Remove, no longer needed.
11874 (LIBSTDCXX): Change to CPP2.
11876 2012-04-23 H.J. Lu <hongjiu.lu@intel.com>
11879 * opth-gen.awk: Check if MASK_ and TARGET_ macros are defined for
11882 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
11884 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
11885 (*addsi_2_zext): Ditto.
11886 (*add<mode>_3): Ditto.
11887 (*addsi_3_zext): Ditto.
11888 (*add<mode>_5): Ditto.
11890 2012-04-23 Andrew Pinski <apinski@cavium.com>
11892 * tree-ssa-forwprop.c (simplify_bitwise_binary): Simplify (A & B) OP0
11893 (C & B) to (A OP0) & B.
11895 2012-04-23 Martin Jambor <mjambor@suse.cz>
11897 * expr.c (expand_expr_real_1): Remove setting parent's alias set for
11898 temporaries created for a bitfield (reverting revision 122014).
11900 2012-04-23 Richard Guenther <rguenther@suse.de>
11902 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Gimplify
11903 the condition using is_gimple_condexpr and avoid the not necessary
11905 (set_prologue_iterations): Likewise.
11906 (vect_loop_versioning): Likewise.
11908 2012-04-23 Richard Guenther <rguenther@suse.de>
11910 PR tree-optimization/53070
11911 * tree-if-conv.c (combine_blocks): Free predicates in all blocks.
11912 (main_tree_if_conversion): Verify we succeeded in that.
11914 2012-04-23 Jan Hubicka <jh@suse.cz>
11916 * lto-symtab.c (lto_cgraph_replace_node): Do not call
11917 mark_reahcable_node.
11918 * cgraph.c (cgraph_remove_node): Do not clear reachable.
11919 (cgraph_mark_reachable_node): Remove.
11920 (cgraph_mark_force_output_node): Do not set reachable.
11921 (dump_cgraph_node): Do not dump reachable.
11922 (cgraph_create_virtual_clone): Do not set reachable.
11923 * cgraph.h (cgraph_node): Remove reachable flag.
11924 (varpool_node): Remove reachable flag.
11925 (cgraph_mark_if_needed): Remove.
11926 (cgraph_mark_reachable_node): Remove.
11927 * tree-emutls.c (ipa_lower_emutls): Do not check reachable.
11928 * cgraphunit.c (cgraph_finalize_function): Do not mark node as
11930 (cgraph_add_new_function): Likewise.
11931 (cgraph_mark_if_needed): Remove.
11932 (cgraph_analyze_function): Do not set target as reachable.
11933 (process_function_and_variable_attributes): Do not care about
11935 (cgraph_analyze_functions): Do not set reachable flags.
11936 (cgraph_mark_functions_to_output): Do not check reachability.
11937 (cgraph_copy_node_for_versioning): Do not set reachable flag.
11938 (dbxout_expand_expr): Update.
11939 * c-decl.c (merge_decls): Do not track changed externs.
11940 * ipa.c: Include pointer-set.h
11941 (enqueue_cgraph_node): Use reachable pointer set.
11942 (process_references): Likewise.
11943 (cgraph_remove_unreachable_nodes): Likewise.
11944 (whole_program_function_and_variable_visibility): Do not recompute
11946 * trans-mem.c (ipa_tm_execute): Do not check reachable flag.
11948 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
11950 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
11952 2012-04-23 Richard Guenther <rguenther@suse.de>
11955 * c-typeck.c (build_binary_op): Fix typo.
11957 2012-04-23 Jakub Jelinek <jakub@redhat.com>
11959 PR tree-optimizations/52891
11960 * tree-vect-patterns.c (adjust_bool_pattern): Use
11961 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
11962 but with non-standard precision.
11964 2012-04-22 Jan Hubicka <jh@suse.cz>
11966 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Bail out at NULL
11969 2012-04-22 Jan Hubicka <jh@suse.cz>
11971 * lto-symtab.c (lto_varpool_replace_node): Do not merge needed flags.
11972 * cgraphbuild.c (record_reference, record_type_list, mark_address,
11973 mark_load, mark_store): Do not mark varpool nodes as needed.
11974 * cgraph.c (cgraph_new_nodes): Remove.
11975 (cgraph_create_function_alias): Do not mark nodes as reachable.
11976 (cgraph_add_thunk): Likewise.
11977 (cgraph_mark_reachable_node): Do not manage the queue.
11978 * cgraph.h (cgraph_node): Remove next_needed.
11979 (varpool_nodes_queue): Remove next_needed and prev_needed.
11980 (x_cgraph_nodes_queue, x_cgraph_nodes_queue, cgraph_new_nodes): Remove.
11981 (cgraph_new_nodes): Declare.
11982 (x_varpool_nodes_queue, varpool_nodes_queue); Remove.
11983 (varpool_analyze_pending_decls): Remove.
11984 (varpool_analyze_node): New.
11985 (varpool_mark_needed_node): Remove.
11986 (varpool_first_variable, varpool_next_variable): New inlines.
11987 (varpool_first_static_initializer, varpool_next_static_initializer):
11989 (FOR_EACH_STATIC_VARIABLE): Remove unused walker.
11990 (varpool_first_defined_variable): New inline.
11991 (varpool_next_defined_variable): New inline
11992 (FOR_EACH_VARIABLE): Reimplement.
11993 (FOR_EACH_DEFINED_VARIABLE): Reimplement.
11994 * toplev.c (wrapup_global_declaration_2): Use analyzed instead of
11996 * cgraphunit.c (cgraph_new_nodes): Declare here.
11997 (enqueue_node): New function.
11998 (cgraph_process_new_functions): update for new
11999 node set; when constructing cgraph enqueue node for processing.
12000 (cgraph_add_new_function): Use new node set.
12001 (process_function_and_variable_attributes): Do not set varpool needed
12003 (referred_to_p): New function.
12004 (varpool_finalize_decl): Move here from varpool.c; enqueue needed node
12005 when varpool is in construction.
12006 (cgraph_analyze_functions): Rewrite.
12007 (cgraph_expand_all_functions): Update.
12008 (cgraph_output_in_order): Do not analyze pending decls; do not set
12010 (cgraph_optimize): Do not analyze pending decls.
12011 * lto-cgraph.c (input_varpool_node): Clear analyzed flag for objects
12012 in other partition; do not mark node as needed.
12013 * dwarf2out.c (reference_to_unused): Use analyzed flag.
12014 (premark_types_used_by_global_vars_helper): Likewise.
12015 * ipa.c (process_references): Do not call varpool_mark_needed_node.
12016 (cgraph_remove_unreachable_nodes): Do not rely on varpool and
12018 (function_and_variable_visibility): Do not mark node as needed.
12019 (whole_program_function_and_variable_visibility): Likewise.
12020 * Makefile.in (gt-varpool.h): No longer needed.
12021 * passes.c (execute_one_pass, execute_ipa_pass_list): Update.
12022 (ipa_write_summaries): Do not use needed flag.
12023 * varpool.c: Do not include gt-varpool.h
12024 (x_varpool_nodes_queue, x_varpool_last_needed_node,
12025 x_varpool_last_needed_node, x_varpool_first_unanalyzed_node,
12026 x_varpool_first_unanalyzed_node, varpool_assembled_nodes_queue):
12028 (varpool_remove_node): Do not update the lists.
12029 (dump_varpool_node): Do not dump needed flag.
12030 (varpool_enqueue_needed_node): Remove.
12031 (varpool_mark_needed_node): Remove.
12032 (varpool_reset_queue): Remove.
12033 (varpool_finalize_decl): Move to cgraphunit.c
12034 (varpool_analyze_node): New functions based on former
12035 varpool_analyze_pending_decls.
12036 (varpool_analyze_pending_decls): Remove.
12037 (varpool_assemble_decl): Do not update the lists.
12038 (enqueue_node): New function.
12039 (varpool_remove_unreferenced_decls): Rewrite.
12040 (varpool_empty_needed_queue): Remove.
12041 (add_new_static_var): Do not mark node as needed.
12042 (varpool_create_variable_alias): Handle expansion state
12044 * except.c (output_ttype): Do not mark node as needed.
12045 * varasm.c (mark_decl_referenced): Do not use mark_needed_node.
12046 * tree-profile.c (init_ic_make_global_vars, init_ic_make_global_vars):
12048 * tree-switch-conversion.c (build_one_array): Likewise.
12050 2012-04-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
12053 * doc/invoke.texi (pedantic): Rename to Wpedantic.
12054 * common.opt (Wpedantic): New.
12055 (pedantic): Alias Wpedantic.
12056 * diagnostic.c (warning_at): Likewise.
12057 * c-decl.c (diagnose_mismatched_decls): Likewise.
12058 (build_array_declarator): Likewise.
12059 (mark_forward_parm_decls):
12060 (check_bitfield_type_and_width): Likewise.
12061 (grokdeclarator): Likewise.
12062 (grokfield): Likewise.
12063 (finish_struct): Likewise.
12064 (build_enumerator): Likewise.
12065 (store_parm_decls_oldstyle): Likewise.
12066 (declspecs_add_qual): Likewise.
12067 (declspecs_add_type): Likewise.
12068 (finish_declspecs): Likewise.
12069 * c-typeck.c (composite_type): Likewise.
12070 (comp_target_types): Likewise.
12071 (build_array_ref): Likewise.
12072 (pointer_diff): Likewise.
12073 (build_unary_op): Likewise.
12074 (build_conditional_expr): Likewise.
12075 (build_c_cast): Likewise.
12076 (convert_for_assignment): Likewise.
12077 (maybe_warn_string_init): Likewise.
12078 (digest_init): Likewise.
12079 (pop_init_level): Likewise.
12080 (set_init_index): Likewise.
12081 (c_finish_goto_label): Likewise.
12082 (c_finish_return): Likewise.
12083 (do_case): Likewise.
12084 (build_binary_op): Likewise.
12085 * c-parser.c (static): Likewise.
12086 (c_parser_external_declaration): Likewise.
12087 (c_parser_declaration_or_fndef): Likewise.
12088 (c_parser_static_assert_declaration_no_se): Likewise.
12089 (c_parser_enum_specifier): Likewise.
12090 (c_parser_struct_or_union_specifier): Likewise.
12091 (c_parser_struct_declaration): Likewise.
12092 (c_parser_alignas_specifier): Likewise.
12093 (c_parser_braced_init): Likewise.
12094 (c_parser_initelt): Likewise.
12095 (c_parser_compound_statement_nostart): Likewise.
12096 (c_parser_conditional_expression): Likewise.
12097 (c_parser_alignof_expression): Likewise.
12098 (c_parser_postfix_expression): Likewise.
12099 (c_parser_postfix_expression_after_paren_): Likewise.
12100 (c_parser_objc_class_instance_variables): Likewise.
12101 (c_parser_objc_method_definition): Likewise.
12102 (c_parser_objc_methodprotolist): Likewise.
12104 2012-04-22 Ian Lance Taylor <iant@google.com>
12106 * godump.c (go_output_typedef): Dump size of structs.
12108 2012-04-22 Razya Ladelsky <razya@il.ibm.com>
12110 Correcting transform_to_exit_first_loop + fix to PR46886
12111 * tree-parloops.c (transform_to_exit_first_loop): Remove
12112 setting of number of iterations according to the loop pattern.
12113 Duplicate from entry to exit->src instead of loop->latch.
12114 (pallelize_loops): Remove the condition preventing do-while loops.
12115 * tree-cfg.c (bool bb_in_region_p): New.
12116 (gimple_duplicate_sese_tail): Adjust duplication of the the subloops.
12117 Adjust redirection of the duplicated iteration.
12119 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
12122 * rtl.def (ADDRESS): Use "i" rather than "w".
12123 * rtl.h (find_base_term): Delete.
12124 (may_be_sp_based_p): Declare.
12125 * rtl.c (rtx_code_size): Remove ADDRESS special case.
12126 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP)
12127 (UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Move to...
12128 * alias.c: ...here.
12129 (find_base_term): Make static.
12130 (may_be_sp_based_p): New function.
12131 * dse.c (record_store): Use it.
12132 * store-motion.c (store_killed_in_insn): Likewise.
12134 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
12136 * fold-const.c (fold_checksum_tree): Fix VECTOR_CST case.
12138 2012-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
12141 * c-typeck.c (inform_declaration): New.
12142 (build_function_call_vec): Do not pretty-print
12143 expressions when caret is enabled.
12144 (convert_arguments): Use inform_declaration.
12146 2012-04-20 Jim Meyering <meyering@redhat.com>
12148 * genmodes.c (make_complex_modes): Don't truncate a mode name of
12149 length 7 or more when prepending a "C". Suggested by Richard Guenther.
12151 2012-04-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12153 PR rtl-optimization/44214
12154 * fold-const.c (exact_inverse): New function.
12155 (fold_binary_loc): Fold vector and complex division by constant into
12156 multiply by recripocal with flag_reciprocal_math; fold vector division
12157 by constant into multiply by reciprocal with exact inverse.
12159 2012-04-20 Jan Hubicka <jh@suse.cz>
12161 * lto-symtab.c (lto_cgraph_replace_node): Merge needed instead of
12163 * cgraph.c (cgraph_add_thunk): Use mark_reachable_node.
12164 (cgraph_remove_node): Update.
12165 (cgraph_mark_needed_node): Remove.
12166 (cgraph_mark_force_output_node): New.
12167 (dump_cgraph_node): Do not dump needed flag.
12168 (cgraph_node_cannot_be_local_p_1): Update.
12169 (cgraph_can_remove_if_no_direct_calls_and_refs): Update.
12170 * cgraph.h (symtab_node_base): Add force_output flag.
12171 (cgraph_node): Remove needed flag.
12172 (varpool_node): Remove force_output flag.
12173 (cgraph_mark_needed_node): Remove.
12174 (cgraph_mark_force_output_node): New.
12175 (cgraph_only_called_directly_or_aliased_p,
12176 varpool_can_remove_if_no_refs, varpool_all_refs_explicit_p): Update.
12177 * ipa-cp.c (ipcp_generate_summary): Remove out of date assert.
12178 * cgraphunit.c (cgraph_decide_is_function_needed): rewrite.
12179 (cgraph_add_new_function): Update.
12180 (cgraph_mark_if_needed): Update.
12181 (verify_cgraph_node): Update.
12182 (cgraph_analyze_function): Alias target is reachable.
12183 (process_function_and_variable_attributes): Update: externally_visible
12184 flag makes function reachable.
12185 (cgraph_analyze_functions): Update dumping.
12186 * lto-cgraph.c (lto_output_node, lto_output_varpool_node,
12187 input_overwrite_node, input_varpool_node): Update streaming.
12188 * lto-streamer-out.c (produce_symtab): Use force_output.
12189 * ipa.c (process_references): Weakrefs must be processed.
12190 (cgraph_remove_unreachable_nodes): Likewise; update for new
12192 (varpool_externally_visible_p): Weakrefs are externally visible
12193 even if they are not.
12194 (function_and_variable_visibility): Update; when processing alias
12195 pair force the targets to be output.
12196 (whole_program_function_and_variable_visility): Use
12197 mark_reachable_node.
12198 * trans-mem.c (ipa_tm_mark_needed_node): Remove
12199 (ipa_tm_mark_force_output_node): New function.
12200 (ipa_tm_create_version_alias, ipa_tm_create_version): Update.
12201 * gimple-fold.c (can_refer_decl_in_current_unit_p): Be lax about
12203 * varasm.c (mark_decl_referenced): Update.
12204 (find_decl_and_mark_needed): Remove.
12205 (find_decl): New function.
12206 (weak_finish, finish_aliases_1, assemble_alias): Update; do not mark
12207 alias targets as needed.
12208 (dump_tm_clone_pairs): Update.
12209 * tree-inline.c (copy_bb): Update check.
12210 * symtab.c (dump_symtab_base): Dump force_output.
12211 * tree-ssa-structalias.c (ipa_pta_execute): Use force_output.
12212 * passes.c (execute_todo): Fix dumping.
12213 * varpool.c (decide_is_variable_needed, varpool_finalize_decl): Update.
12214 (varpool_analyze_pending_decls): Alias target is reachable.
12215 (varpool_create_variable_alias): Finalize weakrefs.
12217 2012-04-20 Jakub Jelinek <jakub@redhat.com>
12220 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP,
12221 UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Define.
12222 * alias.c (init_alias_targets): Use UNIQUE_BASE_VALUE_*
12223 macros instead of constants.
12224 * dse.c (record_store): Check for SP ADDRESS by comparing
12225 XWINT to UNIQUE_BASE_VALUE_SP instead of expecting
12226 XEXP to be stack_pointer_rtx.
12228 2012-04-20 Richard Guenther <rguenther@suse.de>
12230 * tree-ssa-copy.c (propagate_tree_value_into_stmt): Use
12231 update_call_from_tree when propagating into a call.
12233 2012-04-20 Alan Modra <amodra@gmail.com>
12235 * config/rs6000/rs6000.c (rs6000_emit_savres_rtx): Formatting.
12236 (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise. Rename
12237 sp_offset to frame_off. Move world save code earlier.
12239 2012-04-20 Richard Guenther <rguenther@suse.de>
12241 PR tree-optimization/53050
12242 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine):
12243 Do only one transform on COND_EXPRs at the same time.
12245 2012-04-19 Jan Hubicka <jh@suse.cz>
12247 * symtab.c (dump_symtab_base): Revert accidental checkin.
12249 2012-04-20 Alan Modra <amodra@gmail.com>
12252 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
12253 static chain, set REST_INLINE_FPRS too.
12255 2012-04-20 Thomas Schwinge <thomas@codesourcery.com>
12257 * tree-dump.c (dequeue_and_dump) <BIT_FIELD_REF>: Dump the three child
12260 2012-04-20 Richard Guenther <rguenther@suse.de>
12262 * tree-vect-loop.c (vect_analyze_loop_operations): Do not vectorize
12263 loops that can never run more often than the vectorization factor.
12265 2012-04-19 Jan Hubicka <jh@suse.cz>
12267 * symtab.c (dump_symtab_base): Fix dumping of asm lists.
12269 2012-04-19 David Edelsohn <dje.gcc@gmail.com>
12271 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
12273 2012-04-19 Jim Meyering <meyering@redhat.com>
12275 * genmodes.c (make_complex_modes): Avoid unnecessary use of strncpy.
12276 We verified above that the string(including trailing NUL) fits in buf,
12277 so just use memcpy.
12279 2012-04-19 Richard Guenther <rguenther@suse.de>
12281 * symtab.c (dump_symtab_base): Use TREE_STRING_POINTER
12282 for dumping DECL_SECTION_NAME.
12284 2012-04-19 Michael Matz <matz@suse.de>
12286 PR middle-end/52977
12287 * tree.h (VECTOR_CST_NELTS): Use part number of types again.
12288 (struct tree_vector): Adjust GTY length.
12289 * tree.c (make_vector_stat): Don't set VECTOR_CST_NELTS.
12291 * gengtype.c (struct walk_type_data): Add in_record_p and loopcounter
12293 (walk_type, <TYPE_POINTER, TYPE_ARRAY>): Handle case where our
12294 caller emitted the length calulation already.
12295 (walk_type, <TYPE_UNION, TYPE_STRUCT>): Emit length calculations
12296 before handling any of the fields for structs.
12298 2012-04-19 Richard Guenther <rguenther@suse.de>
12300 PR tree-optimization/53031
12301 * tree-vrp.c (adjust_range_with_scev): Revert back to
12302 using max_loop_iterations.
12304 2012-04-19 Michael Matz <matz@suse.de>
12306 * diagnostic.c (emit_diagnostic): Move va_end call after user
12308 (warning, warning_at, pedwarn, permerror): Ditto.
12310 2012-04-19 Richard Guenther <rguenther@suse.de>
12312 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
12315 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
12318 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
12319 the case *(X+const).
12321 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
12323 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
12325 2012-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
12328 * stmt.c (warn_if_unused_value): Skip NOP_EXPR.
12329 * convert.c (convert_to_integer): Don't set TREE_NO_WARNING.
12331 2012-04-19 Richard Guenther <rguenther@suse.de>
12333 PR rtl-optimization/44688
12334 * loop-iv.c (determine_max_iter): Only return max_iter.
12335 (iv_number_of_iterations): Also use the recorded loop bound
12336 on the maximum number of iterations.
12337 * loop-unroll.c (decide_unroll_runtime_iterations): Use
12338 max_iter to avoid unrolling loops that do not roll.
12339 (decide_unroll_stupid): Likewise.
12341 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
12343 * targhooks.c (default_case_values_threshold): Fix code style nit.
12345 * stmt.c (add_case_node, expand_case): Move logic to remove/reduce
12346 case range and type folding from here...
12347 * gimplify.c (gimplify_switch_expr): ... to here. Expect NULL_TREE
12348 type, as documented in tree.def.
12350 2012-04-18 Jan Hubicka <jh@suse.cz>
12352 * cgraph.h (verify_symtab, verify_symtab_node, verify_symtab_base):
12354 * cgraphunit.c (verify_cgraph_node): Verify symtab base; do not verify
12355 cgraph hash and same comdat groups.
12356 (cgraph_optimize): Verify symbol table.
12357 * ipa.c (cgraph_remove_unreachable_nodes): Verify symbol table.
12358 (dissolve_same_comdat_group_list): Work on symtab nodes.
12359 (function_and_variable_visibility): Dissolve variable same comdat group
12361 * symtab.c: Include timevar.h
12362 (verify_symtab_base, verify_symtab_node, verify_symtab): New functions.
12364 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
12366 * tree-switch-conversion.c (info): Remove global pass info.
12367 (check_range, check_process_case, check_final_bb, create_temp_arrays,
12368 free_temp_arrays, gather_default_values, build_constructors,
12369 array_value_type, build_one_array, build_arrays, gen_def_assigns,
12370 fix_phi_nodes, gen_inbound_check): Pass info around from ...
12371 (process_switch): ... here. Unify message format. Return a const
12372 char pointer to the failure reason message.
12373 (do_switchconv): Unify message format. Update process_switch usage.
12375 * tree.def (CASE_LABEL_EXPR): Fix documentation, mention all operands.
12376 * tree-cfg.c (edge_to_cases): Fix documentation.
12378 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
12380 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
12382 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12384 PR tree-optimization/52976
12385 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): Delete.
12386 (possibly_move_powi): New function.
12387 (rewrite_expr_tree): Call possibly_move_powi.
12388 (rewrite_expr_tree_parallel): Likewise.
12389 (attempt_builtin_powi): Change call of add_to_ops_vec_max_rank to
12390 call add_to_ops_vec instead.
12392 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12394 PR tree-optimization/52976
12395 * tree-ssa-reassoc.c (stmt_is_power_of_op): New function.
12396 (decrement_power): Likewise.
12397 (propagate_op_to_single_use): Likewise.
12398 (zero_one_operation): Handle __builtin_pow* calls in linearized
12399 expression trees; factor logic into propagate_op_to_single_use.
12400 (undistribute_ops_list): Allow operands with repeat counts > 1.
12402 2012-04-18 Richard Guenther <rguenther@suse.de>
12404 PR tree-optimization/44688
12405 * cfgloop.h (record_niter_bound): Declare.
12406 * tree-ssa-loop-niter.c (record_niter_bound): Export.
12407 Update the estimation with the upper bound here...
12408 (estimate_numbers_of_iterations_loop): ... instead of here.
12409 Do not forcefully reset a recorded upper bound.
12410 * tree-vect-loop-manip.c (vect_do_peeling_for_alignment):
12411 Record the maximum number of loop iterations of the prologue loop.
12413 2012-04-18 Jan Hubicka <jh@suse.cz>
12415 * lto-symtab.c (lto_cgraph_replace_node): Update.
12416 * cgraphbuild.c (record_reference, record_type_list,
12417 record_eh_tables, mark_address, mark_load, mark_store): Update.
12418 * cgraph.c (cgraph_same_body_alias, dump_cgraph_node,
12419 cgraph_create_virtual_clone, cgraph_for_node_thunks_and_aliases):
12421 * cgraph.h (symtab_node_def, symtab_node, const_symtab_node): Remove.
12422 (cgraph_alias_aliased_node, varpool_alias_aliased_node): Update.
12423 * reload.c: Fix typo in comment.
12424 * rtlanal.c: Likewise.
12425 * tree-emultls.c (gen_emutls_addr): Update.
12426 * ipa-reference.c (analyze_function): Update.
12427 * cgraphunit.c (cgraph_analyze_function,
12428 cgraph_process_same_body_aliases, assemble_thunks_and_aliases):
12430 * ipa-ref.c (ipa_record_reference): Reorg to avoid reference types.
12431 (ipa_remove_reference): Likewise.
12432 (ipa_remove_all_refering): Rename to ...
12433 (ipa_remove_all_referring): ... this one; update.
12434 (ipa_dump_references): Update.
12435 (ipa_dump_referring): Update.
12436 (ipa_clone_references): Update.
12437 (ipa_clone_refering): Rename to ...
12438 (ipa_clone_referring): ... this one; update.
12439 (ipa_ref_cannot_lead_to_return): Update.
12440 (ipa_ref_has_aliases_p): Update.
12441 * ipa-ref.h (symtab_node_def, symtab_node, const_symtab_node): New
12443 (ipa_ref_type): Remove.
12444 (ipa_ref_ptr_u): Remove.
12445 (ipa_ref): Remove referencing, refered, refered_index, refering_type
12446 and refered_type; add referring, referred and referred_index.
12447 (ipa_ref_list): Rename refering to referring.
12448 (ipa_record_reference, ipa_remove_all_referring, ipa_dump_referring,
12449 ipa_clone_references, ipa_clone_referring): Update prototypes.
12450 * lto-cgraph.c (referenced_from_other_partition_p): Update.
12451 (lto_output_ref): Update.
12452 (add_references): Update.
12453 (input_varpool_node): Update.
12454 (input_refs): Update.
12455 * ipa-ref-inline.h (ipa_ref_node): Update.
12456 (ipa_ref_varpool_node): Update.
12457 (ipa_ref_referring_node): Update.
12458 (ipa_ref_referring_varpool_node): Update.
12459 (ipa_ref_referring_ref_list): Update.
12460 (ipa_ref_referred_ref_list): Update.
12461 (ipa_ref_list_first_referring): Update.
12462 (ipa_empty_ref_list): Update.
12463 (ipa_ref_list_refering_iterate): Rename to ...
12464 (ipa_ref_list_referring_iterate): ... this one.
12465 * cse.c: Update comment.
12466 * ipa-utils.c (ipa_reverse_postorder): Update.
12467 * tree-ssa-alias.c: Update.
12468 * ipa-inline.c (reset_edge_caches): Update.
12469 (update_caller_keys): Update.
12470 * ipa-inline.h: Update comments.
12471 * jump.c: Update comment.
12472 * alias.c: Likewise.
12473 * ipa.c (process_references): Update.
12474 (cgraph_remove_unreachable_nodes): Likewise.
12475 (ipa_discover_readonly_nonaddressable_var): Likewise.
12476 (cgraph_address_taken_from_non_vtable_p): Likewise.
12477 * trans-mem.c (ipa_tm_execute): Update.
12478 * simplify-rtx.c: Fix comment.
12479 * rtl.c: Fix comment.
12480 * symtab.c (symtab_unregister_node): Update.
12481 * varpool.c (dump_varpool_node): Update.
12482 (varpool_analyze_pending_decls): Update.
12483 (assemble_aliases): Update.
12484 (varpool_for_node_and_aliases): Update.
12486 2012-04-18 Richard Guenther <rguenther@suse.de>
12488 * cfgloop.h (estimate_numbers_of_iterations_loop): Remove
12489 use_undefined_p parameter.
12490 * tree-flow.h (estimate_numbers_of_iterations): Likewise.
12491 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
12493 (estimate_numbers_of_iterations): Likewise.
12494 (estimated_loop_iterations): Adjust.
12495 (max_loop_iterations): Likewise.
12496 (scev_probably_wraps_p): Likewise.
12497 * tree-ssa-loop.c (tree_ssa_loop_bounds): Likewise.
12498 * tree-vrp.c (adjust_range_with_scev): Use max_stmt_executions,
12499 not max_loop_iterations.
12500 (execute_vrp): Remove explicit number of iterations estimation.
12502 2012-04-18 Enkovich Ilya <ilya.enkovich@intel.com>
12504 * config/i386/linux-common.h: New.
12506 * config.gcc: Add i386/linux-common.h before
12507 all i386/linux.h and i386/linux64.h usages.
12509 * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): New.
12510 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
12511 * config/i386/gnu-user64.h: Likewise.
12513 * config/i386/gnu-user.common.h (GNU_USER_TARGET_CC1_SPEC): New.
12514 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC.
12515 (GNU_USER_TARGET_MATHFILE_SPEC): New.
12516 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC.
12518 2012-04-18 Jan Hubicka <jh@suse.cz>
12520 * cgraph.c (cgraph_node_name): Remove.
12521 (dump_cgraph_node): Use dump_symtab_base; reformat.
12522 * cgraph.h (symtab_node_asm_name, symtab_node_name, dump_symtab,
12523 debug_symtab, dump_symtab_node, debug_symtab_node, dump_symtab_base):
12525 (cgraph_node_name, varpool_node_name): Remove.
12526 (cgraph_node_asm_name, varpool_node_asm_name,
12527 cgraph_node_name, varpool_node_name): New.
12528 * tree-pass.h (TODO_dump_cgraph): Rename to ...
12529 (TODO_dump_symtab): ... this one.
12530 * ipa-cp (pass_ipa_cp): Update.
12531 * ia-reference.c (generate_summary, read_write_all_from_decl,
12532 propagate, ipa_reference_read_optimization_summary): Update.
12533 * cgraphunit.c (cgraph_analyze_functions): Update.
12534 (cgraph_optimize): Update.
12535 * ipa-ref.c (ipa_dump_references): Update.
12536 (ipa_dump_refering): Update.
12537 * ipa-inline.c (pass_ipa_inline): Update.
12538 * matrix-reorg.c (pass_ipa_matrix_reorg): Update.
12539 * ipa.c (pass_ipa_function_visibility,
12540 pass_ipa_whole_program_visibility): Update.
12541 * tree-sra.c (pass_early_ipa_sra): Update.
12542 * symtab.c: Include langhooks.h
12543 (symtab_node_asm_name): New.
12544 (symtab_node_name): New.
12545 (symtab_type_names): New static var.
12546 (dump_symtab_base): New.
12547 (dump_symtab_node, dump_symtab): New.
12548 (debug_symtab_node, debug_symtab): New.
12549 * tree-ssa-structalias.c: Dump symbol table.
12550 * pases.c (execute_todo): Handle TODO_dump_symtab instead
12551 of TODO_dump_cgraph.
12552 * varpoo.c (varpool_node_name): Remove.
12553 (dump_varpool_node): Use dump_symtab_base; reformat.
12555 2012-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
12557 * doc/invoke.texi (Language Independent Options): @item should be
12560 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
12563 * rtl.c (rtx_code_size): Handle ADDRESS.
12565 2012-04-17 Tom de Vries <tom@codesourcery.com>
12567 * tree-iterator.c (append_to_statement_list_1): Handle case that *list_p
12568 is not a STMT_LIST.
12570 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
12573 * config/i386/sync.md (atomic_<code><mode>): Rename to
12574 atomic_<logic><mode>.
12576 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
12578 * rtl.def (ADDRESS): Turn operand into a HOST_WIDE_INT.
12579 * alias.c (reg_base_value): Expand and update comment.
12580 (arg_base_value): New variable.
12581 (unique_id): Move up file.
12582 (unique_base_value, unique_base_value_p, known_base_value_p): New.
12583 (find_base_value): Use arg_base_value and known_base_value_p.
12584 (record_set): Document REG_NOALIAS handling. Use unique_base_value.
12585 (find_base_term): Use known_base_value_p.
12586 (base_alias_check): Use unique_base_value_p.
12587 (init_alias_target): Initialize arg_base_value. Use unique_base_value.
12588 (init_alias_analysis): Use 1 as the first id for REG_NOALIAS bases.
12590 2012-04-17 Pat Haugen <pthaugen@us.ibm.com>
12592 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Remove DImode.
12594 2012-04-17 Michael Matz <matz@suse.de>
12596 PR tree-optimization/18437
12597 * tree-vectorizer.h (_stmt_vec_info.stride_load_p): New member.
12598 (STMT_VINFO_STRIDE_LOAD_P): New accessor.
12599 (vect_check_strided_load): Declare.
12600 * tree-vect-data-refs.c (vect_check_strided_load): New function.
12601 (vect_analyze_data_refs): Use it to accept strided loads.
12602 * tree-vect-stmts.c (vectorizable_load): Ditto and handle them.
12604 2012-04-17 Richard Guenther <rguenther@suse.de>
12606 PR middle-end/53011
12607 * tree-eh.c (cleanup_empty_eh_merge_phis): Properly discard
12608 loops when redirecting an entry or latch edge.
12610 2012-04-17 Bernd Schmidt <bernds@codesourcery.com>
12612 * sel-sched.c (sel_global_init): Revert previous change.
12614 2012-04-17 Richard Guenther <rguenther@suse.de>
12616 * tree-flow.h (array_at_struct_end_p): Move declaration ...
12617 * tree.h (array_at_struct_end_p): ... here.
12618 * tree-ssa-loop-niter.c (array_at_struct_end_p): Move ...
12619 * expr.c (array_at_struct_end_p): ... here. Rewrite.
12621 2012-04-17 Steven Bosscher <steven@gcc.gnu.org>
12623 * stmt.c (cost_table_, use_cost_table, cost_table_initialize,
12624 COST_TABLE): Remove.
12625 (estimate_case_costs): Remove.
12626 (expand_case): Do not call estimate_case_costs
12627 to set use_cost_table.
12628 (balance_case_nodes): Do not use use_cost_table.
12630 2012-04-16 Jan Hubicka <jh@suse.cz>
12632 * cgraph.c (cgraph_hash, assembler_name_hash): Remove.
12633 (hash_node, eq_node): Remove.
12634 (cgraph_create_node): Do not handle hashtable.
12635 (cgraph_get_node): Remove.
12636 (cgraph_insert_node_to_hashtable): Remove.
12637 (hash_node_by_assembler_name): Remove.
12638 (eq_assembler_name): Remove.
12639 (cgraph_node_for_asm): Rewrite.
12640 (cgraph_find_replacement_node): Break out from ...
12641 (cgraph_remove_node): ... here; do not maintain hashtables.
12642 (change_decl_assembler_name): Remove.
12643 (cgraph_clone_node): Do not maintain hashtables.
12644 * cgraph.h (const_symtab_node): New typedef.
12645 (cgraph_insert_node_to_hashtable): Remove.
12646 (symtab_get_node, symtab_node_for_asm,
12647 symtab_insert_node_to_hashtable): Declare.
12648 (cgraph_find_replacement_node): Declare.
12649 (cgraph_get_node, varpool_get_node): Turn into inlines.
12650 (cgraph, varpool): Work sanely on NULL pointers.
12651 (FOR_EACH_SYMBOL): New walker.
12652 * ipa-inline-transform.c (save_inline_function_body): Use
12653 symtab_insert_node_to_hashtable.
12654 * symtab.c: Include ggc.h and diagnostics.h
12655 (symtab_hash, assembler_name_hash): New static vars;
12656 (hash_node, eq_node, hash_node_by_assembler_name,
12657 eq_assembler_name, insert_to_assembler_name_hash,
12658 unlink_from_assembler_name_hash): New.
12659 (symtab_register_node): Update hashtables.
12660 (symtab_insert_node_to_hashtable): New.
12661 (symtab_unregister_node): Update hashtables.
12662 (symtab_get_node): New.
12663 (symtab_node_for_asm): New.
12664 (change_decl_assembler_name): New.
12665 * Makefile.in (symtab.o): Needs GTY.
12666 * varpool.c (varpool_hash): Remove.
12667 (hash_varpool_node, eq_varpool_node, varpool_get_node): Remove.
12668 (varpool_node): Rewrite using varpool_get_node.
12669 (varpool_remove_node): DO not maintain hashtables.
12670 (varpool_node_for_asm): Rewrite.
12672 2012-04-16 Sandra Loosemore <sandra@codesourcery.com>
12674 * doc/invoke.texi: Copy-edit to put verbs in the present tense
12675 when describing the current behavior of GCC.
12677 2012-04-16 Richard Sandiford <rdsandiford@googlemail.com>
12679 * genemit.c (gen_exp): Remove ADDRESS handling.
12680 * genoutput.c (scan_operands): Likewise.
12681 * genpeep.c (match_rtx): Likewise.
12682 * genrecog.c (add_to_sequence): Likewise.
12684 2012-04-16 David Edelsohn <dje.gcc@gmail.com>
12686 * doc/install.texi (Specific, *-ibm-aix*): Update assembler bug status.
12688 2012-04-16 Martin Jambor <mjambor@suse.cz>
12690 * tree-sra.c (build_ref_for_model): Create COMPONENT_REFs only for
12693 2012-04-16 Ulrich Weigand <ulrich.weigand@linaro.org>
12696 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
12697 hints for 'A' operand types.
12699 2012-04-16 Jan Hubicka <jh@suse.cz>
12701 * cgraph.h (symtab_node_base): Add next and previous pointers.
12702 (cgraph_node): Remove next and preivous pointers.
12703 (varpool_node): Likewise; remove next/previous GTY marker;
12704 it is not type safe.
12705 (symtab_node_def): Update GTY marker
12706 (x_cgraph_nodes, cgraph_nodes): Remove.
12707 (symtab_nodes): New function.
12708 (cgraph_order): Rename to ...
12709 (symtab_order): ... this one.
12710 (symtab_register_node, symtab_unregister_node, symtab_remove_node):
12712 (x_varpool_nodes, varpool_nodes): Remove.
12713 (FOR_EACH_STATIC_VARIABLE): Update.
12714 (symtab_function_p, symtab_variable_p): New function.
12715 (FOR_EACH_VARIABLE): Update.
12716 (varpool_first_variable, varpool_next_variable): New functions.
12717 (FOR_EACH_VARIABLE): Update.
12718 (cgraph_first_defined_function): Update.
12719 (cgraph_next_defined_function, cgraph_next_defined_function): Update.
12720 (FOR_EACH_DEFINED_FUNCTION, FOR_EACH_FUNCTION): Update.
12721 (cgraph_first_function, cgraph_next_function): New.
12722 (FOR_EACH_FUNCTION): Update.
12723 (cgraph_first_function_with_gimple_body,
12724 cgraph_next_function_with_gimple_body): Update.
12725 * symtab.c: New file.
12726 * cgraph.c: Update copyright dates.
12727 (x_cgraph_nodes, cgraph_order): Remove.
12728 (NEXT_FREE_NODE): Update.
12729 (SET_NEXT_FREE_NODE): New.
12730 (cgraph_create_node_1): Remove common code.
12731 (cgraph_create_node): Remove common code; call symtab_register_node.
12732 (cgraph_remove_node): Remove common code; call symtab_unregister-node.
12733 (cgraph_add_asm_node): Update.
12734 (cgraph_clone_node): Register new node.
12735 * cgraphunit.c (process_function_and_variable_attributes): Update.
12736 (cgraph_analyze_functions): Update.
12737 (cgraph_analyze_functions): Update.
12738 (cgraph_output_in_order): Update.
12739 * lto-cgraph.c (input_node, input_varpool_node, input_cgraph_1):
12741 * ipa-inline.c (recursive_inlining): Update.
12742 * lto-streamer-in.c (lto_input_toplevel_asms): Update.
12743 * ipa.c (cgraph_remove_unreachable_nodes): Update.
12744 * Makefile.in: Add symtab.o
12745 * varpool.c (x_varpool_nodes): Remove
12746 (varpool_node): Remove common code; call symtab_register_node.
12747 (varpool_remove_node): Remove common code; call symtab_unregister_node.
12749 2012-04-16 Richard Guenther <rguenther@suse.de>
12751 PR middle-end/52977
12752 * tree.h (VECTOR_CST_NELTS): Adjust.
12753 (struct tree_vector): Add explicit length field.
12754 (make_vector_stat): Declare.
12755 (make_vector): Define.
12756 * tree.c (make_vector_stat): New function.
12757 (build_vector_stat): Use it.
12758 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
12760 2012-04-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12762 PR tree-optimization/52976
12763 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): New function.
12764 (undistribute_ops_list): Ops with repeat counts aren't eligible for
12766 (attempt_builtin_powi): Call add_to_ops_vec_max_rank.
12768 2012-04-16 Jan Hubicka <jh@suse.cz>
12770 * cgraph.h (FOR_EACH_VARIABLE, FOR_EACH_VARIABLE, FOR_EACH_FUNCTION):
12772 * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Use FOR_EACH
12773 walkers to walk cgraph and varpool.
12774 * cgraph.c (cgraph_node_for_asm): Likewise.
12775 (dump_cgraph): Likewise.
12776 * value-prof.c (init_node_map): Likewise.
12777 * tree.c (free_lang_data_in_cgraph): Likewise.
12778 * tree-emutls.c: (ipa_lower_emutls): Likewise.
12779 * ipa-reference.c (generate_summary, propagate): Likewise.
12780 * cgraphunit.c (verify_cgraph, cgraph_process_same_body_aliases,
12781 cgraph_mark_functions_to_output, cgraph_output_in_order,
12782 output_weakrefs, cgraph_materialize_all_clones,
12783 cgraph_optimize): Likewise.
12784 * lto-cgraph.c (merge_profile_summaries): Likewise.
12785 (input_cgraph): Likewise.
12786 * ipa-pure-const.c (generate_summary): Likewise.
12787 (propagate): Likwise.
12788 * ipa-utils.c (ipa_reduced_postorder): Likewise.
12789 (ipa_free_postorder_info): Likewise.
12790 (ipa_reverse_postorder): Likewise.
12791 * ipa-inline.c (ipa_inline): Likewise.
12792 * matrix-reorg.c (find_matrices_decl): Likewise.
12793 (matrix_reorg): Likewise.
12794 * tree-vectorizer.c (increase_alignment): Likewise.
12795 * ipa.c (cgraph_remove_unreachable_nodes): Likewise.
12796 (function_and_variable_visibility): Likewise.
12797 (whole_program_function_and_variable_visibility): Likewise.
12798 (ipa_cdtor_merge): Likewise.
12799 * trans-mem.c (ipa_tm_execute): Likewise.
12800 * ipa-inline-analysis.c (dump_inline_summaries): Likewise.
12801 * ipa-prop.c (ipa_print_all_jump_functions): Likewise.
12802 (ipa_print_all_params): Likewise.
12803 (ipa_update_after_lto_read): Likewise.
12804 * tree-profie.c (tree_profiling): Likewise.
12805 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
12806 * passes.c (dump_passes): Likewise.
12807 (do_per_function): Likewise.
12808 (ipa_write_summaries): Likewise.
12809 * varpool.c (dump_varpool): Likewise.
12810 (varpool_node_for_asm): Likewise.
12811 (varpool_assemble_pending_decls): Likewise.
12813 2012-04-16 Richard Guenther <rguenther@suse.de>
12815 PR tree-optimization/52975
12816 * tree-if-conv.c (predicate_bbs): Do not simplify inverted
12817 condition but always mark it with TRUTH_NOT_EXPR.
12819 2012-04-16 Richard Guenther <rguenther@suse.de>
12821 PR tree-optimization/52975
12822 * tree-ssa-forwprop.c (combine_cond_exprs): New function.
12823 (ssa_forward_propagate_and_combine): Call it for COND_EXPRs
12824 and VEC_COND_EXPRs. Also combine into VEC_COND_EXPRs condition.
12825 * fold-const.c (operand_equal_p): Handle TARGET_MEM_REF.
12827 2012-04-14 Uros Bizjak <ubizjak@gmail.com>
12829 * config/i386/sse.md (ssse3_plusminus): New code iterator.
12830 (avx2_ph<plusminus_mnemonic>wv16hi3): Macroize insn from
12831 avx2_ph{add,adds,sub,subs}wv16hi3 using ssse3_plusminus code iterator.
12832 (ssse3_ph<plusminus_mnemonic>wv8hi3): Macroize insn from
12833 ssse3_ph{add,adds,sub,subs}wv8hi3 using ssse3_plusminus code iterator.
12834 (ssse3_ph<plusminus_mnemonic>wv4hi3): Macroize insn from
12835 ssse3_ph{add,adds,sub,subs}wv4hi3 using ssse3_plusminus code iterator.
12837 (avx2_ph<plusminus_mnemonic>dv8si3): Macroize insn from
12838 avx2_ph{add,adds,sub,subs}dv8si3 using plusminus code iterator.
12839 (ssse3_ph<plusminus_mnemonic>dv4si3): Macroize insn from
12840 ssse3_ph{add,adds,sub,subs}dv4si3 using plusminus code iterator.
12841 (ssse3_ph<plusminus_mnemonic>dv2si3): Macroize insn from
12842 ssse3_ph{add,adds,sub,subs}dv2si3 using plusminus code iterator.
12844 (xop_plus): New code iterator.
12845 (macs): New code attribute.
12847 (xop_p<macs><ssemodesuffix><ssemodesuffix>): Macroize insn from
12848 xop_pmacs{,s}{ww,dd} using xop_plus code iterator and VI24_128 mode
12850 (xop_p<macs>dql): Macroize insn from xop_pmacs{,s}dql using
12851 xop_plus code iterator.
12852 (xop_p<macs>dqh): Macroize insn from xop_pmacs{,s}dqh using
12853 xop_plus code iterator.
12854 (xop_p<macs>wd): Macroize insn from xop_pmacs{,s}wd using
12855 xop_plus code iterator.
12856 (xop_p<madcs>wd): Macroize insn from xop_pmadcs{,s}wd using
12857 xop_plus code iterator.
12859 (xop_phadd<u>bw): Macroize insn from xop_phadd{,u}bw usign
12860 any_extend code iterator.
12861 (xop_phadd<u>bd): Macroize insn from xop_phadd{,u}bd usign
12862 any_extend code iterator.
12863 (xop_phadd<u>bq): Macroize insn from xop_phadd{,u}bq usign
12864 any_extend code iterator.
12865 (xop_phadd<u>wd): Macroize insn from xop_phadd{,u}wd usign
12866 any_extend code iterator.
12867 (xop_phadd<u>wq): Macroize insn from xop_phadd{,u}wq usign
12868 any_extend code iterator.
12869 (xop_phadd<u>dq): Macroize insn from xop_phadd{,u}dq usign
12870 any_extend code iterator.
12872 2012-04-14 Tom de Vries <tom@codesourcery.com>
12874 * cfgcleanup.c (try_optimize_cfg): Replace call to delete_insn_chain by
12875 call to delete_insn. Remove code to reorder BASIC_BLOCK note and
12876 DELETED_LABEL note, and move it to ...
12877 * cfgrtl.c (delete_insn): ... here. Change return type to void.
12878 (delete_insn_and_edges): Likewise.
12879 (delete_insn_chain): Handle new return type of delete_insn. Delete
12880 chain backwards rather than forwards.
12881 * rtl.h (delete_insn, delete_insn_and_edges): Change return type to
12883 * cfglayout.c (fixup_reorder_chain): Delete unused label.
12885 2012-04-14 Jan Hubicka <jh@suse.cz>
12887 * cgraph.h: Update copyrights;
12888 (symtab_node): Turn to union typedef.
12889 (symtab_node_base): New structure.
12890 (symtab_type): Add SYMTAB_SYMBOL tag.
12891 (cgraph_node): Annotate some pinters with nested_ptr.
12892 (varpool_node): Likewise.
12893 (cgraph_local_info): Remove lto_file_data
12894 and externally_visible.
12895 (cgraph_node): Remove decl; same_comdat_group list;
12896 aux; ref_list; order; address_taken; reachable_from_other_parittion,
12897 in_other_partition; resolution.
12898 (varpool_node): Remove decl; same_comdat_group;
12899 ref_list; lto_file_data; aux; order; resolution; externally_visible;
12900 used_from_other_partition; in_other_partition.
12901 (symtab_node_def): New union.
12902 (cgraph, varpool): Update.
12903 (varpool_first_static_initializer, varpool_next_static_initializer,
12904 cgraph_only_called_directly_or_aliased_p,
12905 varpool_can_remove_if_no_refs, varpool_can_remove_if_no_refs,
12906 varpool_all_refs_explicit_p, cgraph_alias_aliased_node,
12907 varpool_alias_aliased_node, cgraph_edge_recursive_p): Update
12909 * cgraph.c: Likewise.
12910 (cgraph_hash, assembler_name_hash): Turn into symtab_node.
12911 * cgraphbuild.c: Likewise.
12912 * lto-symtab.c: Likewise.
12913 * c-gimplify.c: Likewise.
12914 * value-prof.c: Likewise.
12915 * tree.c: Likewise.
12916 * ipa-cp.c: Likewise.
12917 * tree-emutls.c: Likewise.
12918 * ipa-inline-transform.c: Likwise.
12919 * ipa-reference.c: Likewise.
12920 * cgraphunit.c: Likewise.
12921 * ipa-ref.c: Likewise.
12922 * lto-cgraph.c: Likewise.
12923 * ipa-ref-inline.h: Likewise.
12924 * ipa-pure-const.c: Likewise.
12925 * lto-streamer-out.c: Likewise.
12926 * ipa-utils.c: Likewise.
12927 * ipa-inline.c: Likewise.
12928 * matrix-reorg.c: Likewise.
12929 * tree-eh.c: Likewise.
12930 * tree-vectorizer.c: Likewise.
12931 * ipa-split.c: Likewise.
12933 * trans-mem.c: Likewise.
12934 * ipa-inline-analysis.c: Likewise.
12935 * gimplify.c: Likewise.
12936 * cfgexpand.c: Likewise.
12937 * tree-sra.c: Likewise.
12938 * ipa-prop.c: Likewise.
12939 * varasm.c: Likewise.
12940 * tree-nested.c: Likewise.
12941 * tree-inline.c: Likewise.
12942 * tree-profile.c: Likewise.
12943 * tree-ssa-structalias.c: Likewise.
12944 * passes.c: Likewise.
12945 * varpool.c: Likewise.
12947 2012-04-14 Tom de Vries <tom@codesourcery.com>
12949 * tree-ssa-tail-merge.c (stmt_local_def): New function, factored out of
12950 same_succ_hash, with local_def inlined. Use SINGLE_SSA_DEF_OPERAND.
12951 Use FOR_EACH_IMM_USE_FAST instead of FOR_EACH_IMM_USE_STMT. Remove use
12953 (gsi_advance_fw_nondebug_nonlocal): New function.
12954 (local_def): Removed function.
12955 (same_succ_hash): Use stmt_local_def.
12956 (same_succ_equal): Use gsi_advance_fw_nondebug_nonlocal.
12957 (gsi_advance_bw_nondebug_nonlocal): Use stmt_local_def.
12959 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
12961 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
12962 and __ILP32__ for x32.
12964 2012-04-13 Martin Jambor <mjambor@suse.cz>
12966 PR middle-end/52939
12967 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
12968 fold_ctor_reference returns a zero constant.
12970 2012-04-13 Enkovich Ilya <ilya.enkovich@intel.com>
12972 * config.gcc: Add i386/gnu-user-common.h before all
12973 i386/gnu-user.h and i386/gnu-user64.h usages.
12975 * config/i386/gnu-user-common.h: New.
12977 * config/i386/gnu-user.h (CPP_SPEC): Moved to gnu-user-common.h.
12978 (CC1_SPEC): Likewise.
12979 (ENDFILE_SPEC): Likewise.
12980 (DEFAULT_PCC_STRUCT_RETURN): Likewise.
12981 (TARGET_TLS_DIRECT_SEG_REFS_DEFAULT): Likewise.
12982 (TARGET_OS_CPP_BUILTINS): Likewise.
12983 (LIBGCC2_HAS_TF_MODE): Likewise.
12984 (LIBGCC2_TF_CEXT): Likewise.
12985 (TF_SIZE): Likewise.
12986 (TARGET_ASM_FILE_END): Likewise.
12987 (STACK_CHECK_MOVING_SP): Likewise.
12988 (STACK_CHECK_STATIC_BUILTIN): Likewise.
12989 * config/i386/gnu-user64.h: Likewise.
12991 2012-04-13 Martin Jambor <mjambor@suse.cz>
12993 * expr.c (expand_expr_real_1): Pass type, not the expression, to
12994 set_mem_attributes for a memory temporary. Do not call the function
12995 for the memory temporary created for a bitfield.
12997 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
13000 * df.h (enum debug_temp_where): New.
13001 (dead_debug_init, dead_debug_finish) Declare.
13002 (dead_debug_add, dead_debug_insert_temp): Declare.
13003 (struct dead_debug_use, struct dead_debug): Moved from...
13004 * df-problems.c: ... here.
13005 (df_set_unused_notes_for_mw): Bind debug uses of unused regno
13007 (df_create_unused_note): Likewise.
13008 (df_set_dead_notes_for_mw): Move comment where it belongs.
13009 (dead_debug_init): Export.
13010 (dead_debug_reset_uses): New, factored out of...
13011 (dead_debug_finish): ...this. Export.
13012 (dead_debug_reset): Remove.
13013 (dead_debug_add): Export.
13014 (dead_debug_insert_before): Rename to...
13015 (dead_debug_insert_temp): ... this. Add where argument. Export.
13016 Locate stored value for BEFORE_WITH_VALUE. Avoid repeat inserts.
13017 Return insertion count.
13018 (df_note_bb_compute): Adjust.
13019 * dce.c (word_dce_process_block): Adjust dead debug uses.
13020 (dce_process_block): Likewise.
13022 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
13024 * df-problems.c (df_note_bb_compute): Do not take note of
13025 debug uses for whose REGs we won't emit DEAD or UNUSED notes.
13027 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
13030 * var-tracking.c (expand_depth): New type.
13031 (onepart_aux, expand_loc_callback_data): Change depth type to it.
13032 (loc_exp_dep_alloc): Adjust initializer.
13033 (update_depth): Use new type. Add entryvals.
13034 (vt_expand_var_loc_chain): Take note of expansions with
13035 ENTRY_VALUEs, but don't accept them right away. Run an optional
13036 second pass accepting the minimum ENTRY_VALUE count found in the
13038 (vt_expand_loc_callback, INIT_ELCD): Adjust.
13040 2012-04-13 Tom de Vries <tom@codesourcery.com>
13042 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
13043 parameters vuse and vuse_escaped.
13044 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
13045 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
13048 2012-04-13 Richard Guenther <rguenther@suse.de>
13050 PR tree-optimization/52969
13051 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
13052 the condition for the COND_EXPR and handle predicate negation
13053 by swapping the COND_EXPR arms.
13055 2012-04-13 Nick Clifton <nickc@redhat.com>
13057 * config/rl78/rl78.c (rl78_devirt_pass): Remove use of
13058 TODO_dump_func flag.
13060 2012-04-13 Andrey Belevantsev <abel@ispras.ru>
13062 PR rtl-optimization/52203
13063 PR rtl-optimization/52715
13065 Revert the 2012-03-07 fix for PR 52203.
13066 * sel-sched.c (reset_sched_cycles_in_current_ebb): Check that
13067 the insn does not modify DFA right before issuing, adjust
13068 issue_rate accordingly.
13070 2012-04-13 Richard Guenther <rguenther@suse.de>
13073 * c-typeck.c (pointer_diff): Remove bogus assert.
13075 2012-04-13 Richard Guenther <rguenther@suse.de>
13078 * convert.c (convert_to_pointer): Remove special-casing of zero.
13080 2012-04-13 Joey Ye <joey.ye@arm.com>
13082 * config/arm/constraints.md (Pe): New constraint.
13083 * config/arm/arm.md: New split for imm 256-510.
13085 2012-04-13 Terry Guo <terry.guo@arm.com>
13087 * config/arm/arm-cores.def: Added core cortex-m0plus.
13088 * config/arm/arm-tune.md: Regenerated.
13089 * config/arm/arm-tables.opt: Regenerated.
13090 * doc/invoke.texi: Added entry for cpu ARM cortex-m0plus.
13092 2012-04-13 Alan Modra <amodra@gmail.com>
13095 * config/rs6000/rs6000.c (rs6000_emit_stack_tie): Rewrite with
13096 tie regs on destination of sets. Delete forward declaration.
13097 (rs6000_emit_stack_reset): Update rs6000_emit_stack_tie calls.
13098 (rs6000_emit_prologue): Likewise.
13099 (rs6000_emit_epilogue): Likewise. Use in place of gen_frame_tie
13101 (is_mem_ref): Use tie_operand to recognise stack ties.
13102 * config/rs6000/predicates.md (tie_operand): New.
13103 * config/rs6000/rs6000.md (restore_stack_block): Generate new
13105 (restore_stack_nonlocal): Likewise.
13106 (stack_tie): Update.
13107 (frame_tie): Delete.
13109 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13111 * tree-ssa-reassoc.c (attempt_builtin_powi_stats): Change %ld to
13112 HOST_WIDE_INT_PRINT_DEC in format strings.
13114 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
13117 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
13118 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
13119 * config/i386/sse.md (UNSPEC_VPERMVAR): New.
13120 (UNSPEC_VPERMSI, UNSPEC_VPERMSF): Remove.
13121 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
13122 (avx2_permvar<mode>): Macroize insn from avx2_permvarv8sf and
13123 avx2_permvarv8si using VI4F_256 mode iterator.
13124 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
13125 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
13126 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
13127 gen_avx2_permvarv8sf.
13128 (expand_vec_perm_pshufb): Ditto.
13130 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
13133 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
13134 the list of options to enable the FCFID instruction.
13135 (TARGET_EXTRA_BUILTINS): Adjust comment.
13137 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13139 PR tree-optimization/18589
13140 * tree-ssa-reassoc.c (reassociate_stats): Add two fields.
13141 (operand_entry): Add count field.
13142 (add_repeat_to_ops_vec): New function.
13143 (completely_remove_stmt): Likewise.
13144 (remove_def_if_absorbed_call): Likewise.
13145 (remove_visited_stmt_chain): Remove feeding builtin pow/powi calls.
13146 (acceptable_pow_call): New function.
13147 (linearize_expr_tree): Look for builtin pow/powi calls and add operand
13148 entries with repeat counts when found.
13149 (repeat_factor_d): New struct and associated typedefs.
13150 (repeat_factor_vec): New static vector variable.
13151 (compare_repeat_factors): New function.
13152 (get_reassoc_pow_ssa_name): Likewise.
13153 (attempt_builtin_powi): Likewise.
13154 (reassociate_bb): Call attempt_builtin_powi.
13155 (fini_reassoc): Two new calls to statistics_counter_event.
13157 2012-04-12 Richard Guenther <rguenther@suse.de>
13159 * Makefile.in (cgraphunit.o): Add $(EXCEPT_H) dependency.
13160 * cgraph.h (tree_rest_of_compilation): Remove.
13161 * cgraph.c (cgraph_add_new_function): Move ...
13162 * cgraphunit.c (cgraph_add_new_function): ... here.
13163 (tree_rest_of_compilation): Make static.
13164 (cgraph_expand_function): Do not set cgraph_function_flags_ready.
13165 * tree-optimize.c (gate_all_optimizations, pass_all_optimizations,
13166 gate_all_early_local_passes, execute_all_early_local_passes,
13167 pass_early_local_passes, gate_all_early_optimizations,
13168 pass_all_early_optimizations): Move ...
13169 * passes.c (gate_all_optimizations, pass_all_optimizations,
13170 gate_all_early_local_passes, execute_all_early_local_passes,
13171 pass_early_local_passes, gate_all_early_optimizations,
13172 pass_all_early_optimizations): ... here.
13173 * tree-optimize.c (execute_free_datastructures): Remove.
13174 * tree-flow.h (execute_free_datastructures): Remove.
13175 * tree-optimize.c (execute_init_datastructures,
13176 pass_init_datastructures): Move ...
13177 * tree-ssa.c (execute_init_datastructures,
13178 pass_init_datastructures): ... here.
13179 * cfgexpand.c (gimple_expand_cfg): Inline-expand call to
13180 execute_free_datastructures.
13182 2012-04-12 Bernd Schmidt <bernds@codesourcery.com>
13184 * dbgcnt.def (ira_move): New counter.
13185 * ira-int.h (ira_create_new_reg): Declare function.
13186 (first_moveable_pseudo, last_moveable_pseudo): Declare variables.
13187 * ira-emit.c (ira_create_new_reg): Renamed from craete_new_reg and
13188 no longer static. All callers changed.
13189 * ira.c: Include "dbgcnt.h".
13190 (rtx_moveable_p, insn_dominated_by_p, find_moveable_pseudos,
13191 move_unallocated_pseudos): New static functions.
13192 (first_moveable_pseudo, last_moveable_pseudo): New global variables.
13193 (pseudo_replaced_reg, pseudo_move_insn): New static variables.
13194 (ira): Call find_moveable_pseudos and move_unallocated_pseudos.
13195 * ira-costs.c (find_costs_and_classes): Assign a memory cost of zero
13196 to the pseudos generated in find_moveable_pseudos.
13197 * Makefile.in (ira.o): Add $(DBGCNT_H).
13199 2012-04-12 Richard Guenther <rguenther@suse.de>
13201 PR tree-optimization/52943
13202 * tree-chrec.h (chrec_is_positive): Remove.
13203 * tree-scalar-evolution.c (chrec_is_positive): Move ...
13204 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
13205 Return false for a constant zero instead of negative.
13206 (analyze_siv_subscript_cst_affine): Handle zero difference
13207 in the initial condition explicitely.
13209 2012-04-12 Richard Guenther <rguenther@suse.de>
13211 * tree-parloops.c (parallelize_loops): Also consult the upper
13212 bound for the number of iterations.
13213 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
13214 (loop_prefetch_arrays): Likewise.
13216 2012-04-12 Richard Guenther <rguenther@suse.de>
13218 * cfgloop.h (estimated_loop_iterations_int): Ditch
13219 'conservative' parameter.
13220 (max_stmt_executions_int): Likewise.
13221 (estimated_loop_iterations): Likewise.
13222 (max_stmt_executions): Likewise.
13223 (max_loop_iterations): Declare.
13224 (max_loop_iterations_int): Likewise.
13225 (estimated_stmt_executions): Likewise.
13226 (estimated_stmt_executions_int): Likewise.
13227 * tree-ssa-loop-niter.c (estimated_loop_iterations):
13229 (max_loop_iterations): ... this.
13230 (estimated_loop_iterations_int): Split parts to ...
13231 (max_loop_iterations_int): ... this.
13232 (max_stmt_executions_int): Split parts to ...
13233 (estimated_stmt_executions_int): ... this.
13234 (max_stmt_executions): Split parts to ...
13235 (estimated_stmt_executions): ... this.
13236 * graphite-sese-to-poly.c (build_loop_iteration_domains): Adjust.
13237 * predict.c (predict_loops): Likewise.
13238 * tree-data-ref.c (max_stmt_executions_tree): Likewise.
13239 (analyze_siv_subscript_cst_affine): Likewise.
13240 (compute_overlap_steps_for_affine_1_2): Likewise.
13241 (analyze_subscript_affine_affine): Likewise.
13242 (init_omega_for_ddr_1): Likewise.
13243 * tree-parloops.c (parallelize_loops): Likewise.
13244 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
13245 (may_eliminate_iv): Likewise.
13246 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
13247 (loop_prefetch_arrays): Likewise.
13248 * tree-vrp.c (adjust_range_with_scev): Likewise.
13250 2012-04-12 Oleg Endo <olegendo@gcc.gnu.org>
13252 * config/sh/sh.h (RETURN_ADDR_RTX): Use NULL_RTX instead of 0.
13253 * config/sh/sh.c (INSN_REGMODE_WEIGHT, CURR_REGMODE_PRESSURE):
13255 (dump_table): Use bool type for need_align and have_df variables.
13256 (find_barrier, sfunc_uses_reg): Use NULL_RTX instead of 0.
13257 (regs_used): Remove register modifier.
13258 (barrier_align): Move variables slot, credit, jump_to_next
13259 into if block above for loop. Use bool type for jump_to_next.
13260 (sh_function_arg): Use NULL_RTX instead of 0.
13262 2012-04-11 Andreas Schwab <schwab@linux-m68k.org>
13264 * config/m68k/m68k.md (rotrhi3+1): Name it rotrhi_lowpart.
13265 (bswapsi2): New expander.
13267 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
13269 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Defined to
13270 0x60000000 if __x86_64 is defined and __LP64__ isn't defined.
13272 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
13274 PR rtl-optimization/52876
13275 * emit-rtl.c (set_reg_attrs_from_value): Handle arbitrary value.
13276 Don't call mark_reg_pointer for incompatible pointer sign extension.
13278 * reginfo.c (reg_scan_mark_refs): Call set_reg_attrs_from_value
13281 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
13283 * fold-const.c (fold_unary_loc): Use GET_MODE_PRECISION for
13284 comparisons against TYPE_PRECISION.
13285 * tree-ssa-forwprop.c (combine_conversions): Likewise.
13287 2012-04-11 Xinliang David Li <davidxl@google.com>
13289 * tree-passes.h: Remove TODO_dump_func.
13290 * tree-ssa-tail-merge.c (tail_merge_optimize): Remove TODO_dump_func.
13291 * trans-mem.c: Remove TODO_dump_func.
13292 * ira.c: Remove TODO_dump_func.
13294 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
13296 * config/i386/i386.c (ix86_option_override_internal): Check
13297 SUBTARGET_OVERRIDE_OPTIONS and SUBSUBTARGET_OVERRIDE_OPTIONS
13298 after TARGET_64BIT is updated.
13300 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
13302 * config/sh/sh.h: Remove old secondary reload code.
13304 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
13306 * config/sh/sh.c (SCHED_REORDER): Merge macro into ...
13307 (ready_reorder): ... this function.
13309 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
13311 * sel-sched.c (sel_global_init): Swap order of sched_rgn_init and
13314 * haifa-sched.c (prune_ready_list): Rework handling of SCHED_GROUP_P
13315 insns so that no other insn is queued for a time before them.
13317 * config/c6x/c6x.md (load_got_gotoff): Set op_pattern attribute to
13320 2012-04-11 Richard Guenther <rguenther@suse.de>
13322 PR middle-end/52621
13323 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
13324 consider loop nesting.
13325 (evolution_function_is_univariate_p): Properly check the remainder
13328 2012-04-11 Richard Guenther <rguenther@suse.de>
13330 PR middle-end/52918
13331 * except.c (sjlj_emit_dispatch_table): Properly update loop structure.
13333 2012-04-11 Nick Clifton <nickc@redhat.com>
13335 * config/rl78/rl78.c (rl78_expand_prologue): Set stack use
13336 information, if requested.
13338 * config/rx/rx.c (rx_expand_prologue): Likewise.
13340 2012-04-11 Peter Bergner <bergner@vnet.ibm.com>
13341 Michael Matz <matz@suse.de>
13344 * rtlanal.c (unsigned_reg_p): New function.
13345 Update copyright notice dates.
13346 * rtl.h (unsigned_reg_p): Prototype it.
13347 Update copyright notice dates.
13348 * config/rs6000/rs6000.c (rs6000_generate_compare): Use it.
13350 * expr.c (expand_expr_real_1): Set register attributes.
13351 * stmt.c (expand_case): Likewise.
13353 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
13356 * config/sh/sh-protos.h (sh_legitimate_index_p): Add new arguments
13357 consider_sh2a and allow_zero.
13358 * config/sh/sh.c (sh_legitimate_index_p): Likewise.
13359 (disp_addr_displacement): New function.
13360 (sh_address_cost): Use disp_addr_displacement function instead
13361 of DISP_ADDR_OFFSET.
13362 (sh_legitimate_address_p): Adapt to changed
13363 sh_legitimate_index_p declaration.
13364 (sh_find_mov_disp_adjust): Remove HImode check.
13365 (sh_secondary_reload): Add HImode case. Use satisfies_constraint_Sdd,
13366 disp_addr_displacement and max_mov_insn_displacement.
13367 (max_mov_insn_displacement): Remove HImode check.
13368 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12,
13369 DISP_ADDR_P, DISP_ADDR_OFFSET): Remove.
13370 * config/sh/constraints.md (K05, K13): New constraints.
13371 (K12): Correct comment.
13372 (Sdd): Do not use DISP_ADDR_P macro.
13373 (Snd, Sbw): Use satisfies_constraint_Sdd.
13374 * config/sh/sh.md (extendhisi2): Remove constraints from expander.
13375 (*extendhisi2_compact, movhi_i): Remove.
13376 (*extendhisi2_compact_reg, *extendhisi2_compact_mem_disp,
13377 *extendhisi2_compact_mem_disp, *extendhisi2_compact_snd,
13378 *movhi_reg_reg, *movhi_store_mem_disp05, *movhi_store_mem_disp13,
13379 *movhi_load_mem_disp, *movhi_load_mem_disp, *movhi): New insns.
13380 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_mem_disp,
13381 *movqi_store_mem_disp04, *movqi_store_mem_disp12, *movqi_load_mem_disp,
13382 *movqi_load_mem_disp): Use sh_legitimate_index_p instead of
13384 Add new peepholes for HImode displacement addressing.
13386 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
13388 * config/sh/sh.h (SIDI_OFF): Remove.
13389 * config/sh/sh.md: Use gen_highpart and gen_lowpart to access
13390 DImode subregs instead of gen_rtx_REG or simplifly_gen_subreg
13391 or operand_subword.
13393 2012-04-11 Eric Botcazou <ebotcazou@adacore.com>
13396 * doc/extend.texi (Other Builtins): Document __builtin_bswap16.
13397 (PowerPC AltiVec/VSX Built-in Functions): Remove it.
13398 * doc/md.texi (Standard Names): Add bswap.
13399 * builtin-types.def (BT_UINT16): New primitive type.
13400 (BT_FN_UINT16_UINT16): New function type.
13401 * builtins.def (BUILT_IN_BSWAP16): New.
13402 * builtins.c (expand_builtin_bswap): Add TARGET_MODE argument.
13403 (expand_builtin) <BUILT_IN_BSWAP16>: New case. Pass TARGET_MODE to
13404 expand_builtin_bswap.
13405 (fold_builtin_bswap): Add BUILT_IN_BSWAP16 case.
13406 (fold_builtin_1): Likewise.
13407 (is_inexpensive_builtin): Likewise.
13408 * optabs.c (expand_unop): Deal with bswap in HImode specially. Add
13409 missing bits for bswap to libcall code.
13410 * tree.c (build_common_tree_nodes): Build uint16_type_node.
13411 * tree.h (enum tree_index): Add TI_UINT16_TYPE.
13412 (uint16_type_node): New define.
13413 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_BSWAP_HI): Delete.
13414 * config/rs6000/rs6000.c (rs6000_expand_builtin): Remove handling of
13416 (rs6000_init_builtins): Likewise.
13417 * config/rs6000/rs6000.md (bswaphi2): Add TARGET_POWERPC predicate.
13419 2012-04-11 Tristan Gingold <gingold@adacore.com>
13421 * doc/extend.texi (Type Attributes): Move paragraph.
13423 2012-04-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
13426 * diagnostic.h (show_caret): Declare.
13427 (caret_max_width): Declare.
13428 (diagnostic_show_locus): Declare.
13429 * diagnostic.c (diagnostic_initialize): Initialize to false.
13430 (diagnostic_show_locus): New.
13431 (diagnostic_report_diagnostic): Call it.
13432 (getenv_columns): New.
13433 (adjust_line): New.
13434 (diagnostic_set_caret_max_width): New.
13435 * input.c (read_line): New.
13436 (location_get_source_line): New.
13437 * input.h (location_get_source_line): Declare.
13438 * toplev.c (general_init): Initialize show_caret from options.
13439 * dwarf2out.c (gen_producer_string): Handle fdiagnostics-show-caret.
13440 * opts.c (common_handle_option): Likewise.
13441 * pretty-print.h (pp_get_prefix): New.
13442 (pp_base_get_prefix): New.
13443 * common.opt (fdiagnostics-show-caret): New option.
13444 * doc/invoke.texi (fdiagnostics-show-caret): Document it.
13446 2012-04-11 Richard Guenther <rguenther@suse.de>
13448 PR rtl-optimization/52881
13449 * ifcvt.c (find_if_case_2): Avoid speculating loop latches.
13451 2012-04-11 Richard Guenther <rguenther@suse.de>
13453 PR tree-optimization/52912
13454 * tree-ssa-threadupdate.c (thread_block): Tell the cfg
13455 manipulation code we are threading through a loop header
13456 to an exit destination.
13458 2012-04-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
13460 * tree.h (warn_if_unused_value): Move declaration from here.
13461 * stmt.c (warn_if_unused_value): Move definition from here.
13463 2012-04-10 Michael Matz <matz@suse.de>
13465 * tree-vectorizer.h (_loop_vec_info.strided_stores): Rename to
13467 (LOOP_VINFO_STRIDED_STORES): Rename to LOOP_VINFO_GROUPED_STORES.
13468 (struce _bb_vec_info.strided_stores): Rename to grouped_stores.
13469 (BB_VINFO_STRIDED_STORES): Rename to BB_VINFO_GROUPED_STORES.
13470 (STMT_VINFO_STRIDED_ACCESS): Rename to STMT_VINFO_GROUPED_ACCESS.
13471 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
13472 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
13473 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
13474 (vect_record_strided_load_vectors): Rename to
13475 vect_record_grouped_load_vectors.
13476 * tree-vect-data-refs.c (vect_update_misalignment_for_peel):
13477 Rename use of above macros.
13478 (vect_verify_datarefs_alignment): Ditto.
13479 (vector_alignment_reachable_p): Ditto.
13480 (vect_peeling_hash_get_lowest_cost): Ditto.
13481 (vect_enhance_data_refs_alignment): Ditto.
13482 (vect_analyze_group_access): Ditto and rename stride to groupsize.
13483 (vect_analyze_data_ref_access): Rename "strided" to "grouped".
13484 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
13485 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
13486 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
13487 (vect_record_strided_load_vectors): Rename to
13488 vect_record_grouped_load_vectors.
13489 * tree-vect-loop.c (new_loop_vec_info): Rename use of above macros.
13490 (destroy_loop_vec_info): Ditto.
13491 (vect_transform_loop): Ditto and rename strided_store to grouped_store.
13492 * tree-vect-slp.c (vect_build_slp_tree): Rename use of above macros.
13493 (vect_analyze_slp): Ditto.
13494 (new_bb_vec_info): Ditto.
13495 (destroy_bb_vec_info): Ditto.
13496 (vect_schedule_slp_instance): Ditto and rename strided_store to
13498 * tree-vect-stmts.c (vect_cost_strided_group_size): Rename to
13499 vect_cost_group_size.
13500 (vect_model_store_cost): Rename use of above macros and call
13501 to vect_cost_strided_group_size.
13502 (vect_model_load_cost): Ditto.
13503 (vectorizable_store): Ditto, rename strided_store to grouped_store
13504 and calls to renamed tree-vectorizer.h functions.
13505 (vectorizable_load): Ditto.
13506 (vect_transform_stmt): Rename use of above macros and strided_store
13509 2012-04-10 Jan Hubicka <jh@suse.cz>
13511 * cgraph.h: Remove misledaing comment on ipa-ref.h.
13512 (symtab_type): New enum.
13513 (symtab_node): New structure.
13514 (cgraph_node, varpool_node): Add symbol base type.
13515 (cgraph, varpool): New accestor functions.
13516 * cgraph.c (cgraph_create_node_1): Set symbol type.
13517 * varpool.c (varpool_node): Set symbol type.
13519 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
13520 Richard Sandiford <rdsandiford@googlemail.com>
13522 * fwprop.c (propagate_rtx): Also set PR_CAN_APPEAR for subregs.
13524 2012-04-10 Richard Guenther <rguenther@suse.de>
13526 PR middle-end/52888
13527 * gimple-low.c (gimple_check_call_args): Properly account for
13528 compatible aggregate types.
13530 2012-04-10 Richard Guenther <rguenther@suse.de>
13532 * toplev.h (tree_rest_of_compilation): Remove.
13533 * tree-optimize.c (tree_rest_of_compilation): Likewise.
13534 * cgraph.h (tree_rest_of_compilation): Declare.
13535 * tree-optimize.c (tree_rest_of_compilation): Move ...
13536 * cgraphunit.c (tree_rest_of_compilation): ... here.
13537 * cgraph.c (cgraph_add_new_function): Adjust.
13538 * Makefile.in (tree-optimize.o): Adjust.
13539 (cgraphunit.o): Likewise.
13541 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
13543 PR tree-optimization/52870
13544 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
13545 presumed pattern statement is within the same loop or basic block.
13547 2012-04-10 Tristan Gingold <gingold@adacore.com>
13549 * gengtype.c (main): Make uintptr_t a known type.
13551 2012-04-10 Richard Guenther <rguenther@suse.de>
13553 * tree-pass.h (tree_lowering_passes): Remove.
13554 * tree-optimize.c (tree_lowering_passes): Remove.
13555 * cgraph.c (cgraph_add_new_function): Inline relevant parts
13556 of tree_lowering_passes, avoid redundant call of early local passes.
13557 * cgraphunit.c (cgraph_lower_function): Fold into ...
13558 (cgraph_analyze_function): ... its single caller. Inline
13559 relevant parts of tree_lowering_passes.
13561 2012-04-09 H.J. Lu <hongjiu.lu@intel.com>
13564 * config/pa/pa.opt: Remove SIO and GNU_LD.
13566 2012-04-09 Jan Hubicka <jh@suse.cz>
13571 * lto-cgraph.c (compute_ltrans_boundary): When alias is in the
13572 boundary, add its target too.
13573 * lto.c (add_references_to_partition): Add also aliased nodes.
13574 (add_cgraph_node_to_partition,
13575 add_varpool_node_to_partition): Work on nodes, not functions/variables;
13576 when adding alias, add also the aliased object.
13578 2012-04-09 Uros Bizjak <ubizjak@gmail.com>
13581 * config/i386/predicates.md (x86_64_zext_general_operand): Prevent
13582 VOIDmode immediate operands.
13583 * config/i386/constraints.md (Wz): New constraint.
13584 * config/i386/i386.md (*zero_extendsidi2_rex64): Use Wz instead of Z.
13586 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
13589 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
13590 the DECL generated for the special GOT helper.
13592 2012-04-09 Oleg Endo <olegendo@gcc.gnu.org>
13594 * config/sh/constraints.md: Update list of constraints in
13596 (Sr0): Remove unused memory constraint.
13598 2012-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
13600 * tree-pretty-print.h: Update comment.
13602 2012-04-08 Oleg Endo <olegendo@gcc.gnu.org>
13604 * config/sh/sh.md: Use braced string notation where applicable.
13605 (*prefetch_i4, prefetch_m2a): Merge into ...
13606 (*prefetch): ... this new insn.
13608 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
13610 * config/sh/sh.h (high_life_started): Remove
13611 * config/sh/predicates.md (general_movdst_operand): Use
13612 'reload_in_progress' instead of 'high_life_started'.
13613 * config/sh/sh.md (divsi_inv_call, *divsi_inv_call_combine,
13614 divsi_inv_fp): Likewise.
13616 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
13618 * config/sh/sh-protos.h (prepare_move_operands): Return void
13620 * config/sh/sh.c (prepare_move_operands): Likewise.
13621 * config/sh/sh.md: Remove return value checks of prepare_move_operands.
13623 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
13625 * config/sh/sh-protos.h (fp_int_operand, symbol_ref_operand,
13626 general_movsrc_operand, general_movdst_operand, arith_reg_operand,
13627 fp_arith_reg_operand, arith_operand, arith_reg_or_0_operand,
13628 logical_operand, fpscr_operand, fpul_operand, expand_fp_branch,
13629 commutative_float_operator, noncommutative_float_operator,
13630 sh_handle_pragma): Remove.
13632 2012-04-06 Sandra Loosemore <sandra@codesourcery.com>
13634 * doc/invoke.texi: Clean up Texinfo markup throughout the file.
13635 Use @option markup on command-line options. Use @samp markup on
13636 literal keywords to options. Use @code markup on code fragments.
13637 Use other markup in preference to quotation marks in the text.
13638 Add markup to some passages without any.
13640 2012-04-06 Mike Stump <mikestump@comcast.net>
13642 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Avoid warning.
13644 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
13646 * config/sh/sh.c (hi_const): Remove.
13647 (find_barrier, sh_reorg): Use satisfies_constraint_I16 instead
13650 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
13652 * config/sh/sh-protos.h (sh_expand_t_scc): Change return type from int
13654 * config/sh/sh.c (sh_expand_t_scc): Likewise.
13655 * config/sh/sh.md (cstoresi4, cstoredi4): Remove GET_CODE checks before
13656 calling sh_expand_t_scc.
13658 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
13660 * config/sh/sh-protos.h (fp_zero_operand, fp_one_operand,
13661 nonpic_symbol_mentioned_p, expand_block_move, expand_ashiftrt,
13662 sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext, system_reg_operand,
13663 reg_unused_after, sh_can_redirect_branch, sh_need_epilogue, fldi_ok,
13664 sh_hard_regno_rename_ok, sh_cfun_interrupt_handler_p,
13665 sh_cfun_resbank_handler_p, sh_attr_renesas_p, sh_cfun_attr_renesas_p,
13666 check_use_sfunc_addr, sh_contains_memref_p, sh_loads_bankedreg_p,
13667 sh2a_is_function_vector_call): Use bool as return type.
13668 (sh_pass_in_reg_p): Remove.
13669 * config/sh/sh.c (broken_move, mova_p, noncall_uses_reg, high_pressure,
13670 flow_dependent_p, sh2a_function_vector_p, expand_block_move,
13671 expand_ashiftrt, sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext,
13672 sh_need_epilogue, sh2a_is_function_vector_call, sh_attr_renesas_p,
13673 sh_cfun_attr_renesas_p, sh_cfun_interrupt_handler_p,
13674 sh_cfun_resbank_handler_p, system_reg_operand, fp_zero_operand,
13675 fp_one_operand, fldi_ok, reg_unused_after, sh_can_redirect_branch,
13676 sh_hard_regno_rename_ok, check_use_sfunc_addr, sh_contains_memref_p,
13677 sh_loads_bankedreg_p): Use bool as return type.
13678 (nonpic_symbol_mentioned_p): Use bool as return type. Remove
13679 'register' modifier.
13681 2012-04-06 Matt Turner <mattst88@gmail.com>
13683 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
13685 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
13687 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
13688 of the destination isn't also a FP_REGS register.
13690 2012-04-05 Teresa Johnson <tejohnson@google.com>
13691 H.J. Lu <hongjiu.lu@intel.com>
13693 * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_LCP_STALL.
13694 * config/i386/i386.md (move immediate to memory peephole2):
13695 Add cases for HImode move when LCP stall avoidance is needed.
13696 * config/i386/i386.c (initial_ix86_tune_features): Initialize
13697 X86_TUNE_LCP_STALL entry.
13699 2012-04-05 Uros Bizjak <ubizjak@gmail.com>
13702 * config/i386/i386.c (ix86_decompose_address): Allow VOIDmode
13703 CONST_INT operands, zero-extended with AND.
13705 2012-04-05 Oleg Endo <olegendo@gcc.gnu.org>
13708 * config/sh/sh.c (sh_find_mov_disp_adjust): Take machine_mode as the
13709 first argument instead of mode size. Move displacement calculations
13711 (mov_insn_size, max_mov_insn_displacement, mov_insn_alignment_mask):
13712 ... these new functions.
13713 (disp_adjust): Remove max_mov_disp field.
13714 (sh_legitimate_index_p): Use max_mov_insn_displacement and
13715 mov_insn_alignment_mask.
13716 (sh_address_cost): Use max_mov_insn_displacement.
13718 2012-04-05 Andrew Stubbs <ams@codesourcery.com>
13720 * config/arm/arm.md (arch): Add neon_onlya8 and neon_nota8.
13721 (arch_enabled): Handle new arch types.
13722 (one_cmpldi2): Add NEON support.
13724 2012-04-05 Richard Guenther <rguenther@suse.de>
13726 * gimple.c (walk_gimple_op): Compute val_only for the LHS
13727 of an assigment in the canonical way, avoiding is_gimple_mem_rhs.
13728 (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt): Move ...
13729 * gimplify.c (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
13730 ... here and make static.
13731 * gimple.h (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
13734 2012-04-05 Richard Guenther <rguenther@suse.de>
13736 * tree-ssa-dse.c (dse_optimize_stmt): Remember the stmt
13737 basic-block before removing it.
13739 2012-04-05 Richard Guenther <rguenther@suse.de>
13741 * tree-ssanames.c (release_dead_ssa_names): Compact the SSA
13742 version namespace as we release the freelist.
13744 2012-04-05 Richard Guenther <rguenther@suse.de>
13746 * tree-nrv.c (tree_nrv): Release VDEFs.
13747 * tree-sra.c (sra_modify_constructor_assign): Likewise.
13748 (sra_modify_assign): Likewise.
13749 * tree-vect-stmts.c (vect_remove_stores): Likewise.
13750 * tree-vect-loop.c (vect_transform_loop): Likewise.
13751 * tree-ssa-dom.c (optimize_stmt): Likewise.
13752 * tree-vect-slp.c (vect_schedule_slp): Likewise.
13753 * tree-ssa-math-opts.c (execute_cse_sincos): Likewise.
13755 2012-04-05 Richard Guenther <rguenther@suse.de>
13757 * gimple-iterator.c (gsi_remove): Return whether EH edges need to be
13759 * gimple.h (gsi_remove): Adjust.
13760 * tree-ssa-operands.c (unlink_stmt_vdef): Optimize.
13761 * tree-ssa-dom.c (optimize_stmt): Use gsi_remove result.
13762 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
13763 * tree-ssa-forwprop.c (remove_prop_source_from_use): Likewise.
13764 * tree-ssa-math-opts.c (execute_optimize_widening_mul): Likewise.
13765 * tree-ssa-pre.c (eliminate): Likewise.
13767 2012-04-04 Mike Stump <mikestump@comcast.net>
13769 * doc/rtl.texi (const_double): Document as sign-extending.
13770 * expmed.c (expand_mult): Ensure we don't use shift incorrectly.
13771 * emit-rtl.c (immed_double_int_const): Refine to state the
13773 * simplify-rtx.c (mode_signbit_p): Add a fixme for wider than
13774 CONST_DOUBLE integers.
13775 (simplify_const_unary_operation, UNSIGNED_FLOAT): Ensure no
13776 negative values are converted. Fix conversions bigger than
13777 HOST_BITS_PER_WIDE_INT.
13778 (simplify_binary_operation_1): Ensure we don't use shift incorrectly.
13779 (simplify_immed_subreg): Sign-extend CONST_DOUBLEs.
13780 * explow.c (plus_constant_mode): Add.
13781 (plus_constant): Implement with plus_constant_mode.
13782 * rtl.h (plus_constant_mode): Add.
13784 2012-04-04 Richard Guenther <rguenther@suse.de>
13786 PR tree-optimization/52808
13787 * tracer.c (tail_duplicate): Do not tail-duplicate loop header blocks.
13788 * Makefile.in (tracer.o): Depend on $(CFGLOOP_H).
13790 2012-04-04 Tristan Gingold <gingold@adacore.com>
13792 * expr.c (expand_expr_real_2): Handle larger sizetype in
13795 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
13797 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
13798 to m2a-single instead of m2e.
13800 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
13802 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
13803 Change type of BITOFFSET to signed. Make sure the lower bound of
13804 the computed range is non-negative by adjusting OFFSET and BITPOS.
13805 (expand_assignment): Adjust call to get_bit_range.
13807 2012-04-03 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
13809 * h8300/h8300.c (h8300_current_function_monitor_function_p):
13810 New function. Added to check monitor functions.
13811 (h8300_option_override): Modified to generate error/warning
13812 messages for invalid combinations of different command line
13814 * h8300/h8300.md: Generate 'rte' for monitor functions. Do not
13815 save EXR on stack for monitor function in case of H8S target
13816 when "-mno-exr" is passed.
13817 * h8300/h8300-protos.h (h8300_current_function_monitor_function_p):
13819 * doc/invoke.texi: Document H8S options.
13821 2012-04-03 Tristan Gingold <gingold@adacore.com>
13823 * configure.ac: Use GCC_AC_FUNC_MMAP_BLACKLIST instead
13824 of gcc_AC_FUNC_MMAP_BLACKLIST.
13825 * acinclude.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Remove.
13826 * Makefile.in (aclocal_deps): Add mmap.m4.
13827 * configure: Regenerate.
13828 * aclocal.m4: Regenerate.
13830 2012-04-03 Richard Guenther <rguenther@suse.de>
13832 PR tree-optimization/52808
13833 * tracer.c (tail_duplicate): Return whether we have duplicated
13835 (tracer): If we have duplicated any block, cleanup the CFG.
13836 * cfghooks.c (duplicate_block): If we duplicated a loop
13837 header but not its loop, destroy the loop because it now has
13839 * tree-ssa-threadupdate.c (thread_through_loop_header): Tell
13840 the cfg manipulation routines we are not creating a multiple
13843 2012-04-03 Tristan Gingold <gingold@adacore.com>
13845 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle
13847 (vms_c_common_override_options): Allow parameterless variadic
13850 2012-04-03 Jakub Jelinek <jakub@redhat.com>
13852 PR tree-optimization/52835
13853 * tree-data-ref.c (build_rdg): Return NULL if
13854 compute_data_dependences_for_loop failed.
13856 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
13858 * varasm.c (initializer_constant_valid_for_bitfield_p): Return true
13859 for REAL_CST as well.
13860 (output_constructor): Use RECORD_OR_UNION_TYPE_P predicate.
13861 In the bitfield case, if the value is a REAL_CST, convert it first to
13864 2012-04-02 H.J. Lu <hongjiu.lu@intel.com>
13866 * config.gcc: Use i386/biarchx32.h instead of i386/biarch64.h
13867 for --with-abi={x32|mx32} or --with-multilib-list=mx32.
13868 (supported_defaults): Add abi for i[34567]86-*-* and x86_64-*-*.
13870 * config/i386/biarchx32.h: New.
13872 2012-04-02 Anatoly Sokolov <aesok@post.ru>
13874 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Remove.
13875 * config/arm/arm.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
13876 (arm_preferred_reload_class): New function.
13878 2012-04-02 Richard Guenther <rguenther@suse.de>
13880 PR tree-optimization/52756
13881 * tree-ssa-threadupdate.c (def_split_header_continue_p): New function.
13882 (thread_through_loop_header): After threading through the loop latch
13883 remove the split part from the loop and clear further threading
13884 opportunities that would create a multiple entry loop.
13886 2012-04-02 Richard Guenther <rguenther@suse.de>
13888 PR rtl-optimization/52800
13889 * cprop.c (execute_rtl_cprop): Call cleanup_cfg with
13890 CLEANUP_CFG_CHANGED.
13892 2012-04-02 Richard Guenther <rguenther@suse.de>
13894 PR middle-end/52803
13895 * loop-init.c (gate_handle_loop2): Destroy loops here if
13896 we don't enter RTL loop optimizers.
13898 2012-04-02 Uros Bizjak <ubizjak@gmail.com>
13901 2012-03-29 Richard Guenther <rguenther@suse.de>
13903 * rtl.h (extended_count): Remove.
13904 * combine.c (extended_count): Remove.
13906 2012-04-02 Dodji Seketeli <dodji@redhat.com>
13909 * pt.c (more_specialized_fn): Don't apply decay conversion to
13910 types of function parameters.
13912 2012-04-02 Tristan Gingold <gingold@adacore.com>
13914 * ggc-page.c (PAGE_L1_SIZE, PAGE_L2_SIZE, LOOKUP_L1, LOOKUP_L2)
13915 (ggc_allocated_p, lookup_page_table_entry, set_page_table_entry)
13916 (alloc_page, init_ggc, clear_marks, struct ggc_pch_data)
13917 (ggc_pch_this_base): Use uintptr_t instead of size_t.
13919 2012-03-31 H.J. Lu <hongjiu.lu@intel.com>
13922 * config/i386/i386.c (ix86_option_override_internal): Don't
13923 check TARGET_64BIT if TARGET_64BIT_DEFAULT is false.
13925 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
13927 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
13928 (stmt_can_make_abnormal_goto): Use it.
13929 (is_ctrl_altering_stmt): Likewise.
13931 2012-03-30 Naveen H.S <naveen.S@kpitcummins.com>
13932 Kaz Kojima <kkojima@gcc.gnu.org>
13934 * config/sh/sh.c (push_regs): Skip banked registers when
13935 resbank attribute is specified.
13936 (sh_expand_epilogue): Likewise.
13938 2012-03-30 Richard Henderson <rth@redhat.com>
13941 * combine-stack-adj.c (prev_active_insn_bb): New.
13942 (next_active_insn_bb): New.
13943 (force_move_args_size_note): New.
13944 (combine_stack_adjustments_for_block): Use it.
13946 2012-03-30 Richard Henderson <rth@redhat.com>
13948 * config/i386/i386.c (struct expand_vec_perm_d): Add one_operand_p.
13949 (ix86_expand_vector_init_duplicate): Initialize it.
13950 (expand_vec_perm_palignr): Likewise.
13951 (ix86_expand_vec_perm_const): Likewise.
13952 (ix86_vectorize_vec_perm_const_ok): Likewise.
13953 (expand_vec_perm_blend): Use it.
13954 (expand_vec_perm_vpermil): Likewise.
13955 (expand_vec_perm_pshufb): Likewise.
13956 (expand_vec_perm_1): Likewise.
13957 (expand_vec_perm_pshuflw_pshufhw): Likewise.
13958 (expand_vec_perm_interleave2): Likewise.
13959 (expand_vec_perm_vpermq_perm_1): Likewise.
13960 (expand_vec_perm_vperm2f128): Likewise.
13961 (expand_vec_perm_interleave3): Likewise.
13962 (expand_vec_perm_vperm2f128_vblend): Likewise.
13963 (expand_vec_perm_vpshufb2_vpermq): Likewise.
13964 (expand_vec_perm_vpshufb2_vpermq_even_odd): Likewise,.
13965 (expand_vec_perm_broadcast): Likewise.
13966 (expand_vec_perm_vpshufb4_vpermq2): Likewise.
13968 2012-03-30 Richard Henderson <rth@redhat.com>
13970 * dwarf2out.c (gen_variable_die): Initialize off.
13972 2012-03-30 Tristan Gingold <gingold@adacore.com>
13974 * config/vms/vms-f.c: New file.
13975 * config/vms/t-vms (vms-f.o): New rule.
13976 * config.gcc (*-*-*vms*): Define fortran_target_objs.
13978 2012-03-30 Richard Guenther <rguenther@suse.de>
13980 PR tree-optimization/52754
13981 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
13982 propagate arbitrary addresses into really plain dereferences.
13984 2012-03-30 Richard Guenther <rguenther@suse.de>
13986 PR middle-end/52772
13987 * except.c (emit_to_new_bb_before): Move loop updating ...
13988 (dw2_build_landing_pads): ... here. Use a proper block for
13989 querying the loop father.
13991 2012-03-30 Tristan Gingold <gingold@adacore.com>
13993 * config/ia64/ia64.c (ia64_section_type_flags): Remove
13994 common_object attribute handling.
13995 (SECTION_VMS_OVERLAY): Remove
13996 (ia64_vms_common_object_attribute): Replace abort with an assert.
13997 Do not set DECL_SECTION_NAME.
13998 (ia64_vms_output_aligned_decl_common): Handle common_object
14000 (ia64_vms_elf_asm_named_section): Remove.
14001 * config/ia64/vms.h (TARGET_ASM_NAMED_SECTION): Remove.
14003 2012-03-30 Richard Guenther <rguenther@suse.de>
14005 PR middle-end/52786
14006 * double-int.c (rshift_double): Remove not needed cast.
14008 2012-03-30 Richard Guenther <rguenther@suse.de>
14010 * tree-affine.h (print_aff): Remove.
14011 * tree-affine.c (print_aff): Make static.
14012 * tree-data-ref.h (access_matrix_get_index_for_parameter): Remove.
14013 (get_references_in_stmt): Likewise.
14014 (print_direction_vector): Likewise.
14015 (print_dir_vectors): Likewise.
14016 (print_dist_vectors): Likewise.
14017 (dump_subscript): Likewise.
14018 (dump_ddrs): Likewise.
14019 (dump_dist_dir_vectors): Likewise.
14020 (dump_data_references): Likewise.
14021 (dump_data_dependence_relation): Likewise.
14022 (dump_data_dependence_direction): Likewise.
14023 (dump_rdg_vertex): Likewise.
14024 (dump_rdg_component): Likewise.
14025 (debug_ddrs): Declare.
14026 (struct data_ref_loc_d): Move ...
14027 * tree-data-ref.c (struct data_ref_loc_d): ... here.
14028 (get_references_in_stmt): Make static.
14029 (dump_data_references): Likewise.
14030 (dump_subscript): Likewise.
14031 (print_direction_vector): Likewise.
14032 (print_dir_vectors): Likewise.
14033 (print_dist_vectors): Likewise.
14034 (dump_data_dependence_relation): Likewise.
14035 (dump_dist_dir_vectors): Likewise.
14036 (dump_ddrs): Likewise.
14037 (dump_rdg_vertex): Likewise.
14038 (dump_rdg_component): Likewise.
14039 (debug_ddrs): New function.
14040 (access_matrix_get_index_for_parameter): Remove.
14042 2012-03-30 Tristan Gingold <gingold@adacore.com>
14044 * config/vms/vms.c (VMS_CRTL_FLOAT32): Rename.
14045 (VMS_CRTL_FLOAT64, VMS_CRTL_FLOAT64_VAXD): New.
14046 (VMS_CRTL_FLOAT128, VMS_CRTL_DPML, VMS_CRTL_NODMPL)
14047 (VMS_CRTL_32ONLY, VMS_CRTL_G_MASK, VMS_CRTL_G_NONE)
14048 (VMS_CRTL_GA, VMS_CRTL_GL, VMS_CRTL_FLOATV2): New.
14049 (vms_patch_builtins): Handle new flags
14050 * config/vms/vms-crtlmap.map: Completed using nm on
14051 c and math system libraries.
14052 * config/vms/make-crtlmap.awk: Handle any number of flags.
14054 2012-03-30 Martin Jambor <mjambor@suse.cz>
14056 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
14057 is a builtin_stack_save in a dominating BB.
14059 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
14061 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
14062 crossing 128bit lane boundary.
14064 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
14066 * ira-color.c (setup_left_conflict_sizes_p): Process all
14067 conflicting objects.
14069 2012-03-29 Jakub Jelinek <jakub@redhat.com>
14071 PR tree-optimization/52760
14072 * tree-vect-slp.c (vect_get_constant_vectors): Convert constant_p
14073 shift count for {L,R}{SHIFT,ROTATE}_EXPR to TREE_TYPE (vector_type).
14075 2012-03-29 Richard Guenther <rguenther@suse.de>
14077 * cgraph.h (cgraph_materialize_all_clones): Remove.
14078 (reset_inline_failed): Likewise.
14079 * cgraphunit.c (cgraph_materialize_all_clones): Make static.
14080 * cgraphbuild.c (reset_inline_failed): Remove.
14081 * rtl.h (cse_main): Remove.
14082 (extended_count): Likewise.
14083 * cse.c (dump_class): Mark as DEBUG_FUNCTION.
14084 (cse_main): Make static.
14085 * combine.c (extended_count): Remove.
14086 (dump_combine_stats): Mark as DEBUG_FUNCTION.
14087 * basic-block.h (reorder_basic_blocks): Remove.
14088 * bb-reorder.c (reorder_basic_blocks): Make static.
14089 * Makefile.in (dse.o): Remove dse.h dependency.
14091 * dse.c (gate_dse): Remove.
14092 (clear_alias_mode_eq): Likewise.
14093 (clear_alias_mode_hash): Likewise.
14094 (dse_record_singleton_alias_set): Likewise.
14095 (dse_invalidate_singleton_alias_set): Likewise.
14097 2012-03-29 H.J. Lu <hongjiu.lu@intel.com>
14099 * config/linux-android.h (ANDROID_STARTFILE_SPEC): Use
14100 crtbegin_so%O%s for -shared.
14101 (ANDROID_ENDFILE_SPEC): Use crtend_so%O%s for -shared.
14103 2012-03-29 Richard Guenther <rguenther@suse.de>
14105 * tree-flow.h (struct pre_expr_d): Remove forward declaration.
14106 (add_to_value): Remove.
14107 (print_value_expressions): Likewise.
14108 * tree-ssa-pre.c (add_to_value): Make static.
14109 (print_value_expressions): Likewise.
14110 * gimple.h (gimple_adjust_this_by_delta): Remove.
14111 * gimple-fold.c (gimple_adjust_this_by_delta): Likewise.
14113 2012-03-29 Richard Guenther <rguenther@suse.de>
14115 PR middle-end/50708
14116 * double-int.h (rshift_double): Remove.
14117 * double-int.c (lshift_double): Use absu_hwi to make count positive.
14118 (rshift_double): Make static, take unsigned count argument,
14119 remove handling of negative count argument.
14120 (double_int_rshift): Dispatch to lshift_double.
14122 2012-03-28 H.J. Lu <hongjiu.lu@intel.com>
14124 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Add
14125 OPTION_MASK_ABI_64.
14127 * config/i386/gnu-user64.h (SPEC_64): Support TARGET_BI_ARCH == 2.
14128 (SPEC_X32): Likewise.
14129 (MULTILIB_DEFAULTS): Likewise.
14131 * config/i386/i386.c (isa_opts): Remove -m64.
14132 (ix86_target_string): Properly handle -m32/-m64/-mx32.
14133 (ix86_option_override_internal): Properly
14134 set OPTION_MASK_ISA_64BIT and OPTION_MASK_ISA_X32 as well as
14135 handle -m32, -m64 and -mx32.
14137 * config/i386/i386.h (TARGET_X32): Replace OPTION_ISA_X32
14138 with OPTION_ABI_X32. Moved after TARGET_LP64.
14139 (TARGET_LP64): Changed to OPTION_ABI_64.
14141 * config/i386/i386.opt (m64): Replace ISA_64BIT with ABI_64.
14142 (mx32): Replace ISA_X32 with ABI_X32.
14144 2012-03-28 Eric Botcazou <ebotcazou@adacore.com>
14146 * tree.c (tree_size) <VECTOR_CST>: New case.
14148 2012-03-28 Uros Bizjak <ubizjak@gmail.com>
14150 * config/i386/i386.c (ix86_modes_tieable_p): Handle 32bit AVX modes.
14151 (ix86_expand_vector_move_misalign): Remove un-needed gen_lowpart calls.
14153 2012-03-28 Jakub Jelinek <jakub@redhat.com>
14155 PR middle-end/52691
14156 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
14157 __builtin_va_start to __builtin_next_arg if the latter is
14158 builtin_decl_explicit_p rather than when it is not.
14160 PR middle-end/52750
14161 * tree-vect-generic.c (vector_element): Perform multiplication
14162 for pos in bitsizetype type instead of idx type.
14164 2012-03-28 Richard Guenther <rguenther@suse.de>
14166 * loop-init.c (loop_optimizer_init): If loops are preserved
14167 perform incremental initialization of required loop features.
14168 (loop_optimizer_finalize): If loops are to be preserved only
14169 clean up optional loop features.
14170 (rtl_loop_done): Forcefully free loops here.
14171 * cgraph.c (cgraph_release_function_body): Forcefully free loops.
14172 * cfgexpand.c (expand_gimple_cond): Properly add new basic-blocks
14174 (construct_init_block): Likewise.
14175 (construct_exit_block): Likewise.
14176 (gimple_expand_cfg): Clear LOOP_CLOSED_SSA loop state. Cleanup
14177 the CFG after expanding.
14178 * cfgloop.c (verify_loop_structure): Calculate or verify dominators.
14179 If we needed to calculate them, free them afterwards.
14180 * tree-pass.h (PROP_loops): New define.
14181 * tree-ssa-loop.c (pass_tree_loop_init): Provide PROP_loops.
14182 * basic-block.h (CLEANUP_CFG_CHANGED): New.
14183 * cfgcleanup.c (merge_blocks_move): Protect loop latches.
14184 (cleanup_cfg): If we did something and have loops around, fix them up.
14185 * cse.c (rest_of_handle_cse_after_global_opts): Call cleanup_cfg
14186 with CLEANUP_CFG_CHANGED.
14187 * cfghooks.c (merge_blocks): If we merge a loop header into
14188 its predecessor, update the loop structure.
14189 (duplicate_block): If we copy a loop latch, adjust loop state
14190 to note we may have multiple latches.
14191 (delete_basic_block): Mark loops for fixup if we remove a loop.
14192 * cfganal.c (forwarder_block_p): Protect loop latches, headers
14194 * cfgrtl.c (rtl_can_merge_blocks): Protect loop latches.
14195 (cfg_layout_can_merge_blocks_p): Likewise.
14196 * cprop.c (bypass_block): If we create a loop with multiple
14197 entries, mark it for removal.
14198 * except.c (emit_to_new_bb_before): Add the new basic-block
14200 * tree-eh.c (lower_resx): Likewise.
14201 * omp-low.c (finalize_task_copyfn): Do not copy PROP_loops.
14202 (expand_omp_taskreg): Likewise.
14203 * tree-inline.c (initialize_cfun): Likewise.
14204 * tree-mudflap.c (add_bb_to_loop): Prototype.
14205 (mf_build_check_statement_for): Properly add new basic-blocks
14207 * tree-ssa-threadupdate.c (thread_block): Mark loops for fixup
14208 if we remove a loop.
14209 (thread_through_loop_header): Likewise.
14210 * trans-mem.c (tm_log_emit_save_or_restores): Properly add
14211 new basic-blocks to existing loops.
14212 (expand_transaction): Likewise.
14213 * Makefile.in (except.o): Add $(CFGLOOP_H).
14214 (expr.o): Likewise.
14215 (cgraph.o): Likewise.
14216 (cprop.o): Likewise.
14217 (cfgexpand.o): Likewise.
14218 (cfganal.o): Likewise.
14219 (trans-mem.o): Likewise.
14220 (tree-eh.o): Likewise.
14222 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
14225 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
14226 (avr_builtin_decl): New static function.
14227 (struct avr_builtin_description, avr_bdesc): Move up.
14228 Add GTY marker. Add field fndecl. Remove redundant field id.
14229 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
14230 (avr_expand_builtin): Code cleanup because .id is removed.
14232 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
14235 * config.gcc (tm_file): Remove avr/multilib.h.
14237 * doc/invoke.texi (AVR Options): Adjust documentation of -mtiny-stack.
14239 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
14240 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
14241 * config/avr/t-avr: Remove generation of multilib.h.
14242 * config/avr/t-multilib: Regenerate.
14243 * config/avr/multilib.h: Remove.
14244 * config/avr/avr.opt (-msp8): New option.
14245 (avr_sp8): New variable.
14246 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
14247 * config/avr/avr.h (AVR_HAVE_SPH): New define.
14248 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
14249 (avr_device_to_sp8): New prototype.
14250 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
14251 (DRIVER_SELF_SPECS): New define.
14252 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
14253 __AVR_SP8__, __AVR_HAVE_SPH__.
14254 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
14255 AVR_HAVE_8BIT_SP to decide if SP_H is present.
14256 (avr_file_start): Ditto.
14258 2012-03-28 Jakub Jelinek <jakub@redhat.com>
14261 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
14262 instead of 8 in adjust_address.
14264 2012-03-27 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
14266 PR middle-end/51893
14267 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
14270 2012-03-27 Oleg Endo <olegendo@gcc.gnu.org>
14273 * config/sh/sh.c (sh_legitimize_address, sh_legitimize_reload_address):
14274 Rearrange conditional logic. Move displacement address calculations
14276 (sh_find_mov_disp_adjust): ... this new function.
14278 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
14280 * config/arm/arm.opt (mapcs): Remove MaskExists.
14281 * config/cris/linux.opt (mno-gotplt): Likewise.
14282 * config/i386/i386.opt (mhard-float): Likewise.
14284 (mno-sse4): Likewise.
14285 * config/m68k/m68k.opt (mhard-float): Likewise.
14286 * config/mep/mep.op (mcop32): Likewise.
14287 * config/pa/pa-hpux.opt (msio): Likewise.
14288 * config/pa/pa64-hpux.opt (mgnu-ld): Likewise.
14289 * config/picochip/picochip.opt (mlittle): Likewise.
14290 * config/sh/sh.opt (mrenesas): Likewise.
14291 * config/sparc/long-double-switch.opt (mlong-double-128): Likewise.
14292 * config/sparc/sparc.opt (mhard-float): Likewise.
14293 * config/v850/v850.opt (mv850es): Likewise.
14294 * config/vax/vax.opt (mg-float): Likewise.
14296 2012-03-27 Martin Jambor <mjambor@suse.cz>
14298 PR middle-end/52693
14299 * tree-sra.c (sra_modify_assign): Do not call
14300 load_assign_lhs_subreplacements when working with an unscalarizable
14303 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
14306 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
14308 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
14309 * config/i386/i386.c: Include reload.h.
14310 (ix86_legitimize_reload_address): New function.
14312 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
14314 * opth-gen.awk: Allocated a bit for Mask and InverseMask if it
14315 hasn't been allocated. Define a target macro for Mask and
14316 InverseMask if it hasn't been defined. Remove MaskExists handling.
14318 * doc/options.texi: Remove MaskExists.
14320 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
14323 * config/sh/sh.c (find_barrier): Add equality check of last_got
14324 to avoid going above orig insn. Update comments.
14326 2012-03-27 Richard Guenther <rguenther@suse.de>
14328 PR middle-end/52720
14329 * fold-const.c (try_move_mult_to_index): Handle &x.array more
14332 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
14334 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
14335 of a unit before computing the offset in units.
14336 * expr.c (get_bit_range): Return the null range if the enclosing record
14337 is part of a larger bit field.
14339 2012-03-27 Tristan Gingold <gingold@adacore.com>
14341 * config/ia64/vms.h (CASE_VECTOR_MODE): Define.
14342 * config/ia64/ia64.md: Remove mode in template.
14343 Sign extend operand in expand_simple_binop.
14344 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use
14345 CASE_VECTOR_MODE instead of TARGET_ILP32.
14346 (ADDR_VEC_ALIGN): Make it depends on CASE_VECTOR_MODE.
14348 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
14350 * varasm.c (assemble_external): #if 0 out the new assert from the
14351 previous commit, it breaks the Java and Go front ends.
14353 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
14355 * toplev.c (check_global_declaration_1): Do not call assemble_external.
14356 * expr.c (emit_block_move_libcall_fn): Likewise.
14357 (clear_storage_libcall_fn): Likewise.
14358 (expand_expr_addr_expr_1): Likewise.
14359 (expand_expr_real_1): Likewise.
14360 * calls.c (rtx_for_function_call): Likewise.
14362 * varasm.c (assemble_external): Assert this function is only called
14363 during or after expanding to RTL.
14365 2012-03-26 Martin Jambor <mjambor@suse.cz>
14367 PR tree-optimization/50052
14368 * tree-sra.c (tree_non_aligned_mem_p): Removed.
14369 (tree_non_aligned_mem_for_access_p): Likewise.
14370 (build_accesses_from_assign): Removed strict alignment requirements
14372 (access_precludes_ipa_sra_p): Likewise.
14374 2012-03-26 Richard Guenther <rguenther@suse.de>
14376 PR tree-optimization/52701
14377 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
14378 compute and set the evolution part of PHI nodes.
14380 2012-03-26 Richard Guenther <rguenther@suse.de>
14382 PR tree-optimization/52721
14383 * tree-vect-stmts.c (vect_init_vector): Handle scalars.
14385 2012-03-26 Ulrich Weigand <ulrich.weigand@linaro.org>
14387 PR tree-optimization/52686
14388 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
14391 2012-03-26 Tristan Gingold <gingold@adacore.com>
14393 * config/alpha/vms.h (LINK_SPEC): Simplify.
14394 (STARTFILE_SPEC): Remove -mvms-return-codes handling.
14395 (NAME__MAIN, SYMBOL__MAIN): Remove.
14396 (VMS_DEBUG_MAIN_POINTER): Remove.
14397 * config/ia64/vms.h: Likewise.
14398 * config/alpha/alpha.c (alpha_start_function): Move vms_debug_main
14399 code to vms.c. Call vms_start_function.
14400 * config/ia64/ia64.c (ia64_start_function): Likewise.
14401 * config/vms/vms-protos.h (vms_start_function): Declare.
14402 * config/vms/vms.c (vms_start_function): New function.
14403 * config/vms/vms.h (MATH_LIBRARY): Define.
14404 (VMS_DEBUG_MAIN_POINTER): Define.
14406 2012-03-26 Eric Botcazou <ebotcazou@adacore.com>
14408 PR rtl-optimization/52629
14409 * reload1.c (count_pseudo): Short-circuit common case.
14410 (count_spilled_pseudo): Return early for pseudos without hard regs.
14411 Assert that the pseudo has got a hard reg before manipulating it.
14413 2012-03-24 Jan Hubicka <jh@suse.cz>
14416 * varpool.c (varpool_finalize_decl): Handle toplevel_reorder here.
14417 (decide_is_variable_needed): Do not handle toplevel reorder here.
14418 * cgraph.h (varpool_can_remove_if_no_refs): Likewise.
14419 * ipa.c (cgraph_remove_unreachable_nodes): Remove unreachable vars
14422 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
14424 * expr.c (optimize_bitfield_assignment_op) <BIT_IOR_EXPR>: Use str_mode
14425 and str_bitsize instead of more convoluted expressions.
14427 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
14430 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
14432 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
14435 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Fix pasto.
14437 2012-03-23 Martin Jambor <mjambor@suse.cz>
14439 * tree-sra.c (build_accesses_from_assign): Remove FIXME comment.
14441 2012-03-23 Richard Guenther <rguenther@suse.de>
14443 PR tree-optimization/52678
14444 * tree-vectorizer.h (struct _stmt_vec_info): Add
14445 loop_phi_evolution_part member.
14446 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
14447 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
14448 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
14449 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
14450 Use the cached evolution part and the PHI nodes value from
14451 the loop preheader edge instead of re-analyzing the evolution.
14453 2012-03-22 Maxim Kuvyrkov <maxim@codesourcery.com>
14455 * config/mips/mips-tables.opt: Update.
14456 * config/mips/mips.md (processor): Add xlp.
14457 * config/mips/mips-cpus.def: Add xlp.
14458 * config/mips/mips.c (mips_rtx_cost_data): Add costs for XLP, copy from
14460 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle xlp.
14461 * doc/invoke.texi: Mention XLP.
14463 2012-03-22 Jakub Jelinek <jakub@redhat.com>
14465 PR middle-end/52547
14466 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
14467 on any new_local_var_chain vars declared during recursing on
14468 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
14470 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
14472 * config/alpha/alpha.h (ASM_OUTPUT_ALIGN): Move to config/alpha/elf.h
14473 (ASM_OUTPUT_SKIP): Move to config/alpha/vms.h
14474 (ASM_OUTPUT_LOCAL): Ditto.
14475 (ASM_OUTPUT_COMMON): Remove.
14476 * config/alpha/elf.h (ASM_OUTPUT_DEF_FROM_DECLS): Use ASM_OUTPUT_DEF.
14477 * config/alpha/vms.h (ASM_OUTPUT_ALIGN): Do not undefine before define.
14479 2012-03-22 Jan Hubicka <jh@suse.cz>
14481 PR middle-end/51737
14482 * cgraph.c (cgraph_remove_node_and_inline_clones): Add FORBIDDEN_NODE
14484 * cgraph.h (cgraph_remove_node_and_inline_clones): Update prototype.
14485 * ipa-inline-transform.c (save_inline_function_body): Remove
14486 copied clone if needed.
14487 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Update.
14489 2012-03-22 Richard Guenther <rguenther@suse.de>
14491 PR middle-end/52666
14492 * fold-const.c (fold_ternary_loc): Fix typo.
14494 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
14497 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
14498 (unspecv): Add UNSPECV_MEMORY_BARRIER.
14499 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
14500 (delay_cycles_1, delay_cycles_2): Ditto.
14501 (delay_cycles_3, delay_cycles_4): Ditto.
14502 (nopv, *nopv): Ditto.
14503 (sleep, *sleep): Ditto.
14504 (wdr, *wdr): Ditto.
14506 2012-03-22 Richard Guenther <rguenther@suse.de>
14508 PR tree-optimization/52548
14509 * tree-ssa-pre.c (valid_in_sets): Remove handling of invalidation
14510 because of clobbers.
14511 (prune_clobbered_mems): New function.
14512 (compute_antic_aux): Use it to prune ANTIC_OUT.
14513 (compute_partial_antic_aux): Use it to prune PA_IN.
14514 (compute_avail): Only insert expressions into EXP_GEN that are not
14515 invalidated when translated up to the beginning of the block.
14517 2012-03-22 Richard Guenther <rguenther@suse.de>
14519 PR tree-optimization/52638
14520 * tree-vect-stmts.c (vect_init_vector_1): New function, split
14522 (vect_init_vector): ... here. Handle scalar vector inits.
14523 (vect_get_vec_def_for_operand): Adjust.
14524 (vectorizable_load): Likewise.
14526 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
14528 * config.gcc (alpha*-*-linux*): Add elfos.h to tm_file.
14529 (alpha*-*-freebsd*): Ditto.
14530 (alpha*-*-netbsd*): Ditto.
14531 (alpha*-*-openbsd*): Ditto.
14532 * config/alpha/elf.h (OBJECT_FORMAT_ELF): Remove.
14533 (DWARF2_DEBUGGING_INFO): Remove.
14534 (PREFERRED_DEBUGGING_TYPE): Remove.
14535 (ASM_FINAL_SPEC): Remove.
14536 (IDENT_ASM_OP): Remove.
14537 (ASM_OUTPUT_IDENT): Remove.
14538 (SKIP_ASM_OP): Remove.
14539 (ASM_OUTPUT_SKIP): Remove.
14540 (ALIGN_ASM_OP): Remove.
14541 (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
14542 (ASM_OUTPUT_CASE_LABEL): Remove.
14543 (ASM_OUTPUT_EXTERNAL_LIBCALL): Remove.
14544 (COMMON_ASM_OP): Remove.
14545 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
14546 (ASCII_DATA_ASM_OP): Remove.
14547 (READONLY_DATA_SECTION_ASM_OP): Remove.
14548 (INIT_SECTION_ASM_OP): Remove.
14549 (FINI_SECTION_ASM_OP): Remove.
14550 (ASM_SECTION_START_OP): Remove.
14551 (ASM_OUTPUT_SECTION_START_FILE): Remove.
14552 (TARGET_ASM_NAMED_SECTION): Remove.
14553 (TARGET_ASM_SELECT_SECTION): Remove.
14554 (MAKE_DECL_ONE_ONLY): Remove.
14555 (TYPE_ASM_OP): Remove.
14556 (SIZE_ASM_OP): Remove.
14557 (ASM_WEAKEN_LABEL): Remove.
14558 (TYPE_OPERAND_FMT): Remove.
14559 (ASM_DECLARE_RESULT): Remove.
14560 (ASM_DECLARE_OBJECT_NAME): Remove.
14561 (ASM_FINISH_DECLARE_OBJECT): Remove.
14562 (ELF_ASCII_ESCAPES): Remove.
14563 (ELF_STRING_LIMIT): Remove.
14564 (STRING_ASM_OP): Remove.
14565 (ASM_OUTPUT_EXTERNAL): Remove.
14566 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Redefine to false.
14567 * config/alpha/alpha.h (PCC_BITFIELD_TYPE_MATTERS): Undefine
14569 (ASM_DECLARE_FUNCTION_NAME): Ditto.
14570 (ASM_DECLARE_FUNCTION_SIZE): Ditto.
14571 (ASM_GENERATE_INTERNAL_LABEL): Ditto.
14572 (ASM_OUTPUT_SKIP): Ditto.
14573 (READONLY_DATA_SECTION_ASM_OP): Remove.
14574 (USER_LABEL_PREFIX): Remove.
14575 (ASM_OUTPUT_ASCII): Remove.
14576 (ASM_OUTPUT_CASE_LABEL): Remove.
14577 (NO_DOLLAR_IN_LABEL): Undefine.
14579 2012-03-22 Richard Guenther <rguenther@suse.de>
14581 PR tree-optimization/52459
14582 * tree-ssa-pre.c (inhibit_phi_insertion): Do not inhibit
14583 PHI insertion for calls.
14585 2012-03-21 Steven Bosscher <steven@gcc.gnu.org>
14587 * cse.c (invalidate_from_sets_and_clobbers, try_back_substitute_reg,
14588 find_sets_in_insn, canonicalize_insn): Split out from ...
14589 (cse_insn): ... here.
14590 (invalidate_from_clobbers): Take an insn instead of the pattern.
14592 2012-03-21 Oleg Endo <olegendo@gcc.gnu.org>
14595 * config/sh/sh-protos.h (sh_fsca_df2int): Remove.
14596 * config/sh/sh.c (sh_fsca_df2int_rtx, sh_fsca_df2int): Remove.
14597 * config/sh/sh.md (sindf2, cosdf2): Remove.
14599 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
14602 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
14603 prologue for unwinder and profiler.
14605 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
14607 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
14608 Introduce emul_name to select the right linker emulation for
14609 powerpc64-*-freebsd*.
14610 * configure: Regenerate.
14611 * config.gcc: Add bits to support powerpc64-*-freebsd*.
14612 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
14613 * config/rs6000/freebsd64.h: New file.
14614 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
14616 (rs6000_savres_strategy): Likewise.
14617 (rs6000_savres_routine_name): Likewise.
14618 (rs6000_elf_file_end): Likewise.
14619 * config/rs6000/t-freebsd64: New file.
14620 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
14621 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
14623 * config/rs6000/freebsd64.h: Remove duplicated entries from last
14625 * config/rs6000/t-freebsd64: Likewise.
14627 2012-03-21 Georg-Johann Lay <avr@gjlay.de>
14629 PR rtl-optimization/52543
14631 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
14632 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
14633 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
14634 (avr_load_libgcc_p): Restrict to __flash loads.
14635 (avr_out_lpm): Only handle 1-byte loads from __flash.
14636 (avr_load_lpm): New function.
14637 (avr_find_unused_d_reg): Remove.
14638 (avr_out_lpm_no_lpmx): Remove.
14639 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
14640 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
14641 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
14642 (load_<mode>, load_<mode>_clobber): New insns.
14643 (mov<mode>): For multi-byte move from non-generic
14644 16-bit address spaces: Expand to load_<mode> resp.
14645 load_<mode>_clobber.
14646 (load<mode>_libgcc): Remove expander.
14647 (split-lpmx): Remove split.
14649 2012-03-21 Richard Earnshaw <rearnsha@arm.com>
14651 * neon.md (neon_vget_lanev2di): Use gen_lowpart and gen_highpart.
14652 * config/arm/neon.ml (Fixed_return_reg): Renamed to fixed_vector_reg.
14653 All callers changed.
14654 (Fixed_core_reg): New feature.
14655 (Vget_lane [sizes S64 and U64]): Add Fixed_core_reg. Allow fmrrd in
14657 * neon-testgen.ml: Handle Fixed_core_reg.
14659 2012-03-21 Andrew Stubbs <ams@codesourcery.com>
14661 * config/arm/arm.c (thumb2_reorg): Add complete support
14662 for 16-bit instructions.
14663 * config/arm/thumb2.md: Delete obsolete flag-clobbering peepholes.
14665 2012-03-21 Richard Guenther <rguenther@suse.de>
14667 PR tree-optimizer/52636
14668 * tree-vect-slp.c (vect_get_constant_vectors): Convert constants
14669 to the appropriate type.
14671 2012-03-21 Richard Guenther <rguenther@suse.de>
14673 * Makefile.in (cfgexpand.o): Add $(REGS_H) and $(INTEGRATE_H)
14675 * cfgexpand.c (gimple_expand_cfg): Fold in pass_init_function,
14676 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
14677 * passes.c (init_optimization_passes): Remove pass_init_function,
14678 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
14679 * tree-pass.h (pass_init_function): Remove.
14680 (pass_jump): Remove.
14681 (pass_initial_value_sets): Remove.
14682 (pass_unshare_all_rtl): Remove.
14683 * integrate.c (pass_initial_value_sets): Remove.
14684 * emit-rtl.c (pass_unshare_all_rtl): Remove.
14685 * tree.h (init_function_for_compilation): Remove.
14686 * function.c (init_function_for_compilation): Remove.
14687 (pass_init_function): Remove.
14688 * cfgcleanup.c (rest_of_handle_jump): Remove.
14689 (pass_jump): Remove.
14691 2012-03-20 Jason Merrill <jason@redhat.com>
14693 * tree-streamer-in.c (streamer_alloc_tree): Call
14694 ggc_alloc_zone_cleared_tree_node instead of
14695 ggc_alloc_zone_cleared_tree_node_stat.
14697 2012-03-20 Jonathan Wakely <jwakely.gcc@gmail.com>
14699 * doc/extend.texi (Template Instantiation): Remove anachronisms.
14701 2012-03-20 Jakub Jelinek <jakub@redhat.com>
14704 * config/i386/i386.c (expand_vec_perm_vperm2f128): New function.
14705 (ix86_expand_vec_perm_const_1): Call it.
14707 * config/i386/i386.c (vselect_insn): New variable.
14708 (init_vselect_insn): New function.
14709 (expand_vselect, expand_vselect_insn): Add testing_p argument.
14710 Call init_vselect_insn if vselect_insn is NULL. Adjust
14711 PATTERN (vselect_insn), instead of creating a new insn each time,
14712 only emit a copy of it if not testing and recog has been successful.
14713 (expand_vec_perm_pshufb, expand_vec_perm_1,
14714 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_broadcast_1): Adjust
14718 * config/i386/i386.md ("isa" attribute): Add avx2 and noavx2.
14719 ("enabled" attribute): Handle avx2 and noavx2 isas.
14720 * config/i386/sse.md (avx2_vec_dupv8sf_1, avx2_pbroadcast<mode>_1):
14722 (vec_dup<mode>): Add avx2 =x,x alternative.
14723 (vec_dup<mode> splitter): Don't split if TARGET_AVX2.
14724 (*avx_vperm_broadcast_<mode>): Don't split V4DFmode if TARGET_AVX2.
14725 For TARGET_AVX2, V8SFmode and elt == 0 split into vbroadcastss.
14726 * config/i386/i386.c (expand_vec_perm_pshufb): Emit also vpermps
14728 (expand_vec_perm_1): For broadcasts, use avx2_pbroadcast<mode>_1
14729 if possible, handle also V8SFmode.
14731 2012-03-20 Richard Earnshaw <rearnsha@arm.com>
14733 * arm/predicates.md (zero_operand, reg_or_zero_operand): New predicates.
14734 * arm/neon.md (neon_vceq<mode>, neon_vcge<mode>): Use
14735 reg_or_zero_operand predicate.
14736 (neon_vcle<mode>, neon_vclt<mode>): Use zero_operand predicate.
14738 2012-03-20 Jakub Jelinek <jakub@redhat.com>
14740 * config/i386/i386.c (ix86_decompose_address) <case ZERO_EXTEND>:
14741 If operand isn't UNSPEC, return 0.
14743 2012-03-20 Richard Guenther <rguenther@suse.de>
14745 * tree-pass.h (pass_rtl_eh): Remove.
14746 * except.c (gate_handle_eh): Likewise.
14747 (rest_of_handle_eh): Likewise.
14748 (pass_rtl_eh): Likewise.
14749 (finish_eh_generation): Export.
14750 * except.h (finish_eh_generation): Declare.
14751 * passes.c (init_optimization_passes): Remove pass_rtl_eh.
14752 * cfgexpand.c (gimple_expand_cfg): Call finish_eh_generation
14753 after expanding stack alignment. Instead of compacting blocks
14756 2012-03-20 Richard Guenther <rguenther@suse.de>
14758 * stor-layout.c (finish_bitfield_representative): Fallback
14759 to conservative maximum size if the padding up to the next
14760 field cannot be computed as a constant.
14761 (finish_bitfield_layout): If we cannot compute the distance
14762 between the start of the bitfield representative and the
14763 bitfield member start a new representative.
14764 * expr.c (get_bit_range): The distance between the start of
14765 the bitfield representative and the bitfield member is zero
14766 if the field offsets are not constants.
14768 2012-03-20 Tristan Gingold <gingold@adacore.com>
14770 * tree.h (enum size_type_kind): Add stk_ prefix to constants,
14771 convert in lowercase.
14772 (sizetype_tab, sizetype, bitsizetype, ssizetype, sbitsizetype)
14773 (size_int, ssize_int, bitsize_int, sbitsize_int): Adjust.
14774 * stor-layout.c (sizetype_tab): Adjust.
14775 (initialize_sizetypes): Use SIZETYPE instead of SIZE_TYPE.
14776 * tree-streamer.c (preload_common_nodes): Use stk_type_kind_last
14777 instead of type_kind_last.
14778 * tree-scalar-evolution.c (interpret_rhs_expr): Use size_int
14779 instead of size_int_kind.
14780 * doc/tm.texi.in (Type Layout): Document SIZETYPE.
14781 * doc/tm.texi: Regenerate.
14782 * defaults.h (SIZETYPE): Provide a default value.
14783 * config/vms/vms.h (SIZE_TYPE): Define as "unsigned int".
14784 (SIZETYPE): Define.
14786 2012-03-20 Oleg Endo <olegendo@gcc.gnu.org>
14788 * config/sh/sh.md: Use braced string notation where applicable.
14790 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
14792 * config/i386/i386.md (allocate_stack): Simplify.
14794 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
14796 * builtins.c (expand_builtin_cexpi): Use copy_addr_to_reg instead of
14797 copy_to_mode_reg (Pmode, ...).
14798 (expand_builtin_frame_address): Ditto.
14799 * expr.c (emit_block_move_via_libcall): Ditto.
14800 (set_storage_via_libcall): Ditto.
14802 * config/i386/i386.c (ix86_expand_movmem): Ditto.
14803 (ix86_expand_setmem): Ditto.
14804 (ix86_trampoline_init): DItto.
14805 * config/i386/i386.md (cmpstrnsi): Ditto.
14807 2012-03-19 Sandra Loosemore <sandra@codesourcery.com>
14809 * config/sh/sh.opt (madjust-unroll): Mark as ignored/obsolete.
14810 * config/sh/sh.h (TARGET_OPT_DEFAULT): Don't use MASK_ADJUST_UNROLL.
14811 * doc/invoke.texi (Option Summary): Remove -madjust-unroll.
14812 (SH Options): Likewise.
14814 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
14816 * config/i386/i386.c (get_thread_pointer): Add tp_mode argument.
14817 Generate ZERO_EXTEND in place if GET_MODE (tp) != tp_mode.
14818 (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>: Always generate
14819 DImode UNSPEC_GOTNTPOFF references on TARGET_64BIT.
14820 (ix86_decompose_address): Allow zero extended UNSPEC_TP references.
14823 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
14825 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
14826 * config/i386/i386.c (ix86_decompose_address): Use
14827 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
14828 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
14829 thread pointer to a register.
14832 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
14834 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
14835 if Pmode != word_mode.
14836 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
14837 Pmode == SImode for TARGET_X32.
14839 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
14840 (tls_initial_exec_x32): Likewise.
14842 2012-03-19 Oleg Endo <olegendo@gcc.gnu.org>
14845 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12, DISP_ADDR_P,
14846 DISP_ADDR_OFFSET): New macros.
14847 * config/sh/sh.c (sh_address_cost): Add SH2A special case.
14848 (sh_legitimate_index_p): Allow QImode displacements for non-SH2A.
14849 (sh_legitimize_address): Add QImode displacement handling.
14850 (sh_cannot_change_mode_class): Disallow GENERAL_REGS for SFmode
14852 (sh_secondary_reload): Add QImode displacement handling.
14853 * config/sh/predicates.md (movsrc_no_disp_mem_operand): New predicate.
14854 * config/sh/constraints.md (K04, Snd, Sdd): New constraints.
14855 * config/sh/sh.md (extendqisi2): Remove constraints from expander.
14856 (*extendqisi2_compact): Rename to *extendqisi2_compact_reg, restrict
14857 to register operands only.
14858 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_snd): New insns.
14859 (extendqihi2): Change insn to expander.
14860 (*extendqihi2_compact_reg): New insn.
14861 (movqi_i, movqi): Replace with ...
14862 (movqi, *movqi_reg_reg, *movqi_store_mem_disp12,
14863 *movqi_load_mem_disp, *movqi_load_mem_disp): ... these.
14864 Add new peepholes for QImode displacement addressing.
14866 2012-03-19 Paolo Carlini <paolo.carlini@oracle.com>
14869 * doc/invoke.texi: Document -Wuseless-cast.
14871 2012-03-19 Eric Botcazou <ebotcazou@adacore.com>
14873 * tree.def (REALPART_EXPR, IMAGPART_EXPR, VIEW_CONVERT_EXPR): Move.
14874 * tree.h (handled_component_p): Reorder cases.
14875 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref): Do
14876 not initialize unsignedp.
14877 (loc_list_from_tree): Likewise.
14878 (fortran_common): Likewise.
14879 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
14881 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
14883 * config/i386/i386.c (ix86_expand_prologue) <CM_LARGE_PIC>: Use Pmode
14884 mode consistently. Use ix86_gen_add3. Assert that Pmode == DImode.
14885 (ix86_expand_split_stack_prologue): Use ix86_gen_add3.
14886 (ix86_split_long_move): Ditto.
14887 (legitimize_tls_address): Use ix86_gen_sub3.
14888 (construct_plt_address): Assert that Pmode == DImode.
14890 2012-03-18 Uros Bizjak <ubizjak@gmail.com>
14892 * config/i386/i386.md: Remove empty predicates and/or constraints.
14893 * config/i386/sync.md: Ditto.
14894 * config/i386/sse.md: Ditto.
14895 * config/i386/mmx.md: Ditto.
14896 * config/i386/pentium.md: Ditto.
14897 * config/i386/athlon.md: Ditto.
14899 2012-03-16 Richard Guenther <rguenther@suse.de>
14901 PR tree-optimization/52603
14902 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Clarify
14906 2012-03-14 Richard Guenther <rguenther@suse.de>
14908 PR tree-optimization/52571
14909 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
14910 flag_section_anchors check ...
14911 (vect_can_force_dr_alignment_p): ... here.
14913 2012-03-16 Martin Jambor <mjambor@suse.cz>
14915 * expr.c (expand_expr_real_1): Handle misaligned scalar reads from
14916 memory through MEM_REFs by calling extract_bit_field.
14918 2012-03-16 Richard Guenther <rguenther@suse.de>
14920 * fold-const.c (native_interpret_expr): Also support POINTER_TYPE
14921 and REFERENCE_TYPE interpretations.
14922 (can_native_interpret_type_p): New function.
14923 (fold_ternary_loc): Use native encode/interpret to fold
14924 BIT_FIELD_REFs of constants.
14926 2012-03-16 Richard Guenther <rguenther@suse.de>
14928 PR middle-end/52584
14929 * fold-const.c (fold_ternary_loc): Fold vector typed BIT_FIELD_REFs
14930 of vector constants and constructors.
14932 2012-03-16 Richard Guenther <rguenther@suse.de>
14934 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
14935 VIEW_CONVERT_EXPR to convert constants.
14936 (vect_is_simple_use): Treat all constants as vec_constant_def.
14938 2012-03-16 Richard Guenther <rguenther@suse.de>
14939 Kai Tietz <ktietz@redhat.com>
14941 PR middle-end/48814
14942 * gimplify.c (gimplify_self_mod_expr): Evaluate postfix
14943 side-effects completely in the pre-queue and use a temporary
14946 2012-03-16 Richard Guenther <rguenther@suse.de>
14948 * stor-layout.c (finish_bitfield_representative): Fall back
14949 to the conservative maximum size if we cannot compute the
14950 size of the tail padding.
14952 2012-03-16 Tristan Gingold <gingold@adacore.com>
14954 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
14955 __CRTL_VER and __VMS_VER.
14956 * config/vms/vms-protos.h: Declare vms_c_get_crtl_ver
14957 and vms_c_get_vms_ver.
14958 * config/vms/vms-c.c (vms_c_get_crtl_ver, vms_c_get_vms_ver): New
14960 * config/alpha/vms.h (VMS_DEFAULT_CRTL_VER)
14961 (VMS_DEFAULT_VMS_VER): Define.
14962 * config/ia64/vms.h (VMS_DEFAULT_CRTL_VER)
14963 (VMS_DEFAULT_VMS_VER): Define.
14965 2012-03-16 Richard Guenther <rguenther@suse.de>
14967 * tree-vect-loop.c (get_initial_def_for_induction): Use
14968 build_constructor directly.
14969 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
14970 build_vector_from_val.
14971 * tree.c (build_vector_from_val): Avoid creating a constructor
14972 first when we want a constant vector.
14974 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14976 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
14978 2012-03-16 Richard Guenther <rguenther@suse.de>
14980 * tree.h (TREE_VECTOR_CST_ELTS): Remove.
14981 (VECTOR_CST_NELTS, VECTOR_CST_ELTS, VECTOR_CST_ELT): New defines.
14982 (struct tree_vector): Remove elements member, add variable size
14984 (build_vector_stat): Declare.
14985 (build_vector): Define in terms of build_vector_stat.
14986 * tree.c (build_vector): Rename to ...
14987 (build_vector_stat): ... this. Take array of trees as parameter.
14988 (build_vector_from_ctor): Adjust.
14989 (integer_zerop, integer_onep, integer_all_onesp, iterative_hash_expr,
14990 initializer_zerop): Adjust.
14991 * cfgexpand.c (expand_debug_expr): Likewise.
14992 * expr.c (categorize_ctor_elements_1, expand_expr_real_1,
14993 const_vector_from_tree): Likewise.
14994 * fold-const.c (const_binop, operand_equal_p, native_encode_vector,
14995 native_interpret_vector, fold_unary_loc, vec_cst_ctor_to_array,
14996 fold_vec_perm, fold_binary_loc, fold_ternary_loc): Likewise.
14997 * tree-streamer-in.c (streamer_alloc_tree): Handle TS_VECTOR.
14998 (lto_input_ts_vector_tree_pointers): Adjust.
14999 * tree-streamer-out.c (streamer_write_tree_header): Handle TS_VECTOR.
15000 (write_ts_vector_tree_pointers): Adjust.
15001 * varasm.c (const_hash_1, compare_constant, copy_constant,
15002 output_constant): Adjust.
15003 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Adjust.
15004 * print-tree.c (print_node): Adjust.
15005 * tree-pretty-print.c (dump_generic_node): Adjust.
15006 * tree-vect-generic.c (uniform_vector_p, vector_element,
15007 lower_vec_perm): Adjust.
15008 * tree-vect-loop.c (get_initial_def_for_reduction): Adjust.
15009 * tree-vect-slp.c (vect_get_constant_vectors,
15010 vect_transform_slp_perm_load): Adjust.
15011 * tree-vect-stmts.c (vect_gen_perm_mask): Adjust.
15012 * expmed.c (make_tree): Adjust.
15013 * config/i386/i386.c (ix86_expand_builtin): Adjust.
15014 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Adjust interface
15015 and implementation.
15016 (sparc_fold_builtin): Adjust.
15018 2012-03-16 Tristan Gingold <gingold@adacore.com>
15020 * config.gcc (*-*-*vms*): Define use_gcc_stdint and tm_file.
15021 * config/vms/vms-stdint.h: New file.
15023 2012-03-16 Tristan Gingold <gingold@adacore.com>
15025 * config.host (alpha64-dec-*vms*, alpha*-dec-*vms*)
15026 (ia64-hp-*vms*): Replaced by ...
15027 (*-*-*vms*): ... This new entry.
15029 2012-03-15 Jakub Jelinek <jakub@redhat.com>
15032 * config/i386/i386.c (expand_vec_perm_vperm2f128_vblend): New function.
15033 (ix86_expand_vec_perm_const_1): Use it.
15036 * config/i386/sse.md (UNSPEC_VPERMDF): Remove.
15037 (avx2_permv4df): Remove.
15038 (avx2_permv4di): Macroize into...
15039 (avx2_perm<mode>): ... this using VI8F_256 iterator.
15040 (avx2_permv4di_1): Macroize into...
15041 (avx2_perm<mode>_1): ... this using VI8F_256 iterator.
15043 2012-03-15 Ulrich Weigand <ulrich.weigand@linaro.org>
15045 * combine.c (apply_distributive_law): Do not distribute SUBREG.
15047 2012-03-15 Ira Rosen <irar@il.ibm.com>
15048 Ulrich Weigand <ulrich.weigand@linaro.org>
15050 * tree-vect-patterns.c (widened_name_p): Rename to ...
15051 (type_conversion_p): ... this. Add new argument to determine
15052 if it's a promotion or demotion operation. Check for
15053 CONVERT_EXPR_CODE_P instead of NOP_EXPR.
15054 (vect_recog_dot_prod_pattern): Call type_conversion_p instead
15056 (vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern,
15057 vect_operation_fits_smaller_type, vect_recog_widen_shift_pattern):
15059 (vect_recog_mixed_size_cond_pattern): Likewise and allow
15060 non-constant then and else clauses.
15062 2012-03-15 Ira Rosen <irar@il.ibm.com>
15063 Ulrich Weigand <ulrich.weigand@linaro.org>
15065 * tree-vectorizer.h (vect_pattern_recog): Add new argument.
15066 * tree-vect-loop.c (vect_analyze_loop_2): Update call to
15067 vect_pattern_recog.
15068 * tree-vect-patterns.c (widened_name_p): Pass basic block
15069 info to vect_is_simple_use.
15070 (vect_recog_dot_prod_pattern): Fail for basic blocks.
15071 (vect_recog_widen_sum_pattern): Likewise.
15072 (vect_handle_widen_op_by_const): Support basic blocks.
15073 (vect_operation_fits_smaller_type,
15074 vect_recog_over_widening_pattern): Likewise.
15075 (vect_recog_vector_vector_shift_pattern): Support basic blocks.
15076 Update call to vect_is_simple_use.
15077 (vect_recog_mixed_size_cond_pattern): Support basic blocks.
15079 (check_bool_pattern): Add an argument, update call to
15080 vect_is_simple_use and the recursive calls.
15081 (vect_recog_bool_pattern): Update relevant function calls.
15083 (vect_mark_pattern_stmts): Update calls to new_stmt_vec_info.
15084 (vect_pattern_recog_1): Check for reduction only in loops.
15085 (vect_pattern_recog): Add new argument. Support basic blocks.
15086 * tree-vect-stmts.c (vectorizable_conversion): Pass basic block
15087 info to vect_is_simple_use_1.
15088 * tree-vect-slp.c (vect_get_and_check_slp_defs): Support basic blocks.
15089 (vect_slp_analyze_bb_1): Call vect_pattern_recog.
15091 2012-03-15 Jakub Jelinek <jakub@redhat.com>
15092 Andrew Pinski <apinski@cavium.com>
15094 PR middle-end/52592
15095 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
15096 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
15097 calls instead of __builtin_ir{int,ound}*.
15099 2012-03-15 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
15101 * doc/sourcebuild.texi (cleanup-modules, keep-modules): Update
15104 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
15106 * config.gcc (target_type_format_char): New. Document it. Set it for
15108 * configure.ac (gnu_unique_option): Use target_type_format_char
15109 in test. Comment rationale.
15110 * configure: Regenerate .
15112 2012-03-15 Jakub Jelinek <jakub@redhat.com>
15114 PR tree-optimization/52267
15115 * tree-vrp.c (masked_increment): New function.
15116 (register_edge_assert_for_2): Derive ASSERT_EXPRs
15117 from (X & CST1) cmp CST2 tests.
15119 2012-03-15 Richard Guenther <rguenther@suse.de>
15121 PR middle-end/52580
15122 * tree-data-ref.c (subscript_dependence_tester_1): Check
15123 all dimensions for non-conflicting access functions.
15125 2012-03-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
15128 * doc/invoke.texi [C++ Language Options]: Document
15129 -ftemplate-backtrace-limit.
15131 2012-03-15 Tristan Gingold <gingold@adacore.com>
15133 * c-parser.c (c_parser_parameter_declaration): Handle #pragma
15134 before a parameter.
15136 2012-03-15 Tristan Gingold <gingold@adacore.com>
15138 * dwarf2out.c (gen_subprogram_die): Require dwarf unwinding to
15139 use DW_OP_call_frame_cfa.
15141 2012-03-14 H.J. Lu <hongjiu.lu@intel.com>
15144 * config/i386/i386-opts.h (pmode): New.
15146 * config/i386/i386.c (ix86_option_override_internal): Properly
15147 check and set ix86_pmode.
15149 * config/i386/i386.h (Pmode): Check ix86_pmode instead of TARGET_64BIT.
15151 * config/i386/i386.opt (maddress-mode=): New.
15153 * doc/invoke.texi: Document -maddress-mode=short|long for x86.
15155 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15157 * dwarf2cfi.c (def_cfa_0): Remove MIPS_DEBUGGING_INFO handling.
15158 (dwarf2out_do_cfi_asm): Likewise.
15159 * dwarf2out.c (output_call_frame_info): Remove MIPS_DEBUGGING_INFO
15161 (add_data_member_location_attribute): Likewise.
15162 (gen_array_type_die): Likewise.
15163 (gen_subprogram_die): Likewise.
15164 (gen_producer_string): Likewise.
15165 * sdbout.c (sdbout_begin_prologue): Declare unconditionally.
15166 Remove MIPS_DEBUGGING_INFO handling.
15167 (sdb_debug_hooks): Likewise.
15168 (sdbout_begin_block): Likewise.
15169 (sdbout_end_block): Likewise.
15170 (sdbout_begin_prologue): Likewise.
15171 (sdbout_start_source_file): Likewise.
15172 (sdbout_end_source_file): Likewise.
15173 (sdbout_init): Likewise.
15174 * system.h (MIPS_DEBUGGING_INFO): Poison.
15176 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15178 * config/alpha/alpha.c [HAVE_STAMP_H]: Remove.
15179 (alpha_file_start) [MS_STAMP]: Remove.
15181 * config/alpha/elf.h (TARGET_GAS): Remove.
15182 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove.
15183 * config/alpha/linux.h (TARGET_DEFAULT): Remove.
15184 * config/alpha/netbsd.h (TARGET_DEFAULT): Remove.
15185 * config/alpha/vms.h (TARGET_DEFAULT): Remove.
15186 * config.gcc (alpha*-*-linux*): Remove target_cpu_default.
15187 (alpha*-*-freebsd*): Likewise.
15188 (alpha*-*-netbsd*): Likewise.
15189 (alpha*-*-openbsd*): Likewise.
15190 (alpha*-*-*): Remove target_cpu_default2.
15191 * config/alpha/alpha.c (alpha_output_filename): Remove !TARGET_GAS
15193 * config/alpha/alpha.h (TARGET_AS_CAN_SUBTRACT_LABELS): Remove.
15194 (TARGET_AS_SLASH_BEFORE_SUFFIX): Remove.
15195 * config/alpha/alpha.c (print_operand): Always assume
15196 TARGET_AS_SLASH_BEFORE_SUFFIX.
15197 * config/alpha/alpha.md ("*builtin_setjmp_receiver_er_sl_1"):
15198 Remove TARGET_AS_CAN_SUBTRACT_LABELS.
15199 ("*builtin_setjmp_receiver_er_1"): Remove.
15200 * config/alpha/alpha.opt (malpha-as): Remove.
15202 * doc/invoke.texi (Option Summary, DEC Alpha Options): Remove
15204 Remove DEC Unix reference.
15206 * config/alpha/alpha.h (OBJECT_FORMAT_COFF): Remove.
15207 (EXTENDED_COFF): Remove.
15208 * config/alpha/elf.h (OBJECT_FORMAT_COFF): Don't undef.
15209 (EXTENDED_COFF): Don't undef.
15210 * config/alpha/alpha.c (alpha_file_start): Always assume
15212 Don't set targetm.asm_file_start_file_directive.
15213 [!OBJECT_FORMAT_ELF]: Remove.
15214 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
15216 * config/alpha/alpha.h (SDB_DEBUGGING_INFO): Remove.
15217 (DBX_DEBUGGING_INFO): Remove.
15218 (MIPS_DEBUGGING_INFO): Remove.
15219 (PREFERRED_DEBUGGING_TYPE): Remove.
15220 (DBX_OUTPUT_SOURCE_LINE): Remove.
15221 (SDB_OUTPUT_SOURCE_LINE): Remove.
15222 (DBX_CONTIN_LENGTH): Remove.
15223 (NO_DBX_FUNCTION_END): Remove.
15224 (ASM_STABS_OP): Remove.
15225 (ASM_STABN_OP): Remove.
15226 (ASM_STABD_OP): Remove.
15227 (SDB_ALLOW_FORWARD_REFERENCES): Remove.
15228 (SDB_ALLOW_UNKNOWN_REFERENCES): Remove.
15229 (PUT_SDB_DEF): Remove.
15230 (PUT_SDB_PLAIN_DEF): Remove.
15231 (PUT_SDB_TYPE): Remove.
15232 (sdb_label_count): Remove.
15233 (PUT_SDB_BLOCK_START): Remove.
15234 (PUT_SDB_BLOCK_END): Remove.
15235 (PUT_SDB_FUNCTION_START): Remove.
15236 (PUT_SDB_FUNCTION_END): Remove.
15237 (PUT_SDB_EPILOGUE_END): Remove.
15238 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Don't undef.
15239 (MIPS_DEBUGGING_INFO): Don't undef.
15240 (DBX_DEBUGGING_INFO): Don't undef.
15241 * config/alpha/vms.h (SDB_DEBUGGING_INFO): Don't undef.
15242 (MIPS_DEBUGGING_INFO): Don't undef.
15243 (DBX_DEBUGGING_INFO): Don't undef.
15244 * config/alpha/freebsd.h (DBX_CONTIN_CHAR): Remove.
15245 * config/alpha/alpha.c (alpha_option_override): Remove SDB_DEBUG
15247 (alpha_start_function): Likewise.
15248 (sdb_label_count): Remove.
15249 (alpha_output_filename): Remove DBX_DEBUG handling.
15250 (alpha_file_start): Likewise.
15252 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15254 * config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
15255 (*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
15256 (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
15258 * configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
15259 (ld_tls_support): Remove Solaris 8 references.
15260 (lwp_dir, lwp_spec): Remove support for alternate thread library.
15261 * acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.* tests.
15262 * configure: Regenerate.
15263 * config.in: Regenerate.
15265 * config/sol2.h (LINK_SPEC): Remove LIB_THREAD_LDFLAGS_SPEC.
15266 * config/i386/sol2.h: Remove Solaris 8 references.
15268 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Rename to ...
15269 (i?86-*-solaris2.9): ... this.
15270 Remove Solaris 8 references.
15271 (Specific, *-*-solaris2*): Document Solaris 8 removal.
15272 Remove Solaris 8 references.
15274 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15276 * config.gcc (enable_obsolete): Remove mips-sgi-irix6.5.
15277 (mips-sgi-irix6.5*): Remove.
15278 * config.host (mips-sgi-irix*): Remove.
15279 * configure.ac (enable_fixed_point): Remove mips*-sgi-irix*.
15280 (set_have_as_tls): Remove *-*-irix6*.
15281 (gcc_cv_ld_static_dynamic): Remove mips-sgi-irix6*.
15282 * configure: Regenerate.
15284 * config/mips/iris6.h: Remove.
15285 * config/mips/iris6.opt: Remove.
15286 * config/mips/t-irix6: Remove.
15288 * config/mips/mips.h (TARGET_GPWORD): Remove IRIX 6 N64 handling.
15289 (TARGET_IRIX6): Remove.
15290 (TARGET_CPU_CPP_BUILTINS): Remove IRIX 6 handling.
15291 Don't define LANGUAGE_C, _LANGUAGE_C for Objective-C.
15292 * config/mips/mips.c (mips_build_builtin_va_list): Remove IRIX 6
15294 (mips_file_start): Likewise.
15295 * config/mips/mips-protos.h (irix_asm_output_align): Remove.
15297 * config/mips/driver-native.c [__sgi__]: Remove.
15298 (host_detect_local_cpu) [__sgi__]: Remove.
15300 * config/mips/gnu-user.h: Remove iris5.h reference.
15302 * config/mips/mips-modes.def: Remove IRIX 6 reference.
15303 * config/mips/gnu-user64.h (MIPS_TFMODE_FORMAT): Remove.
15304 * config/mips/mips.c (mips_option_override) [MIPS_TFMODE_FORMAT]:
15307 * gcc.c (main): Move asm_debug initialization ...
15308 (asm_debug): ... here.
15310 * ginclude/stddef.h (__STDDEF_H__): Don't define.
15312 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Remove.
15313 * system.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Poison.
15314 * collect2.c [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
15315 (main) [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
15316 [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES] (is_in_args): Remove.
15317 * doc/tm.texi.in (Driver, LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
15319 * doc/tm.texi: Regenerate.
15321 * doc/invoke.texi (Debugging Options, -gdwarf-<version>): Remove
15323 (MIPS Options, -march): Remove IRIX reference.
15324 * doc/install.texi (Binaries, SGI IRIX): Remove.
15325 (Specific, mips-sgi-irix6): Document IRIX 6.5 removal, remove rest
15327 * doc/trouble.texi (Interoperation): Remove -lgl_s handling.
15329 2012-03-14 Martin Jambor <mjambor@suse.cz>
15331 * expr.c (expand_assignment): Use expand_expr with EXPAND_WRITE
15332 when expanding MEM_REFs, MEM_TARGET_REFs and handled_component bases.
15333 (expand_expr_real_1): Do not handle misalignment if modifier is
15336 2012-03-14 Richard Guenther <rguenther@suse.de>
15338 PR middle-end/52584
15339 * tree-vect-generic.c (type_for_widest_vector_mode): Take
15340 element type instead of mode, use build_vector_type_for_mode
15341 instead of the langhook, build a vector of proper signedness.
15342 (expand_vector_operations_1): Adjust.
15344 2012-03-14 Richard Guenther <rguenther@suse.de>
15346 PR middle-end/52582
15347 * gimple-fold.c (canonicalize_constructor_val): Make sure we have
15348 a cgraph node for a FUNCTION_DECL that comes from a constructor.
15349 (gimple_get_virt_method_for_binfo): Likewise.
15351 2012-03-14 Richard Guenther <rguenther@suse.de>
15353 PR tree-optimization/52571
15354 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
15355 flag_section_anchors check ...
15356 (vect_can_force_dr_alignment_p): ... here. Do not re-align
15357 DECL_COMMON variables.
15359 2012-03-14 Richard Guenther <rguenther@suse.de>
15361 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
15362 * stor-layout.c (start_bitfield_representative): New function.
15363 (finish_bitfield_representative): Likewise.
15364 (finish_bitfield_layout): Likewise.
15365 (finish_record_layout): Call finish_bitfield_layout.
15366 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
15367 for QUAL_UNION_TYPE fields.
15368 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
15369 Stream DECL_BIT_FIELD_REPRESENTATIVE.
15370 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
15372 PR middle-end/52080
15373 PR middle-end/52097
15374 PR middle-end/48124
15375 * expr.c (get_bit_range): Unconditionally extract bitrange
15376 from DECL_BIT_FIELD_REPRESENTATIVE.
15377 (expand_assignment): Adjust call to get_bit_range.
15379 2012-03-14 Richard Guenther <rguenther@suse.de>
15381 PR middle-end/52578
15382 * fold-const.c (fold_unary_loc): Fold (T1)(T2)x to (T1)x if
15383 the outermost conversion is a sign-change only.
15384 (fold_binary_loc): Disregard widening and sign-changing
15385 conversions when we determine if two variables are equal
15387 * tree-ssa-forwprop.c (combine_conversions): Fold (T1)(T2)x to
15388 (T1)x if the outermost conversion is a sign-change only.
15390 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
15393 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
15395 * config/i386/predicates.md (constant_call_address_operand): Declare
15396 as special predicate. Update all uses.
15398 2012-03-13 Jakub Jelinek <jakub@redhat.com>
15401 * c-parser.c (c_parser_postfix_expression)
15402 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
15404 * config/i386/smmintrin.h: Avoid /* within a comment.
15405 * config/i386/nmmintrin.h: Likewise.
15407 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
15409 * config/i386/i386.md (xbegin): Remove constraint from expander.
15411 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
15413 * config/i386/predicates.md (constant_call_address_operand): Declare
15414 as special predicate. Update all uses.
15415 * config/i386/i386.md: Remove mode from constant_call_address_operand
15417 * config/i386/i386.c (ix86_output_call_insn): Call
15418 constant_call_address_operand with VOIDmode.
15420 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
15422 * config/i386/i386.c (ix86_decompose_address): Handle subregs of
15423 AND zero extended address correctly.
15425 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
15427 * config/i386/predicates.md (tls_symbolic_operand): Declare as
15429 (tls_modbase_operand): Ditto.
15430 * config/i386/i386.md: Remove mode from tls_symbolic_operand and
15431 tls_modbase_operand predicates.
15433 2012-03-13 Martin Jambor <mjambor@suse.cz>
15435 * expr.c (expand_assignment): Handle misaligned scalar writes to
15436 memory through top-level MEM_REFs by calling store_bit_field.
15438 2012-03-13 Richard Guenther <rguenther@suse.de>
15440 PR middle-end/52134
15441 * fold-const.c (fold_binary_loc): Fold (X * Y) & -(1 << CST) to X * Y
15442 if Y is a constant multiple of 1 << CST.
15444 2012-03-13 Georg-Johann Lay <avr@gjlay.de>
15447 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
15448 offset (size) to a value the insns can deal with.
15449 (expand_epilogue): Ditto.
15451 2012-03-13 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
15453 * config/arm/neon.ml (ops): Fixup expected instructions for
15454 unsigned vector compares.
15456 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
15458 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
15459 addresses only when %reg is not in word mode.
15461 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15463 * config/microblaze/microblaze.md: Fix typo.
15464 * tree-if-conv.c: Likewise.
15465 * tree-vect-patterns.c: Likewise.
15467 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15469 * config.gcc (extra_passes): Remove.
15470 * configure.ac (extra_passes): Don't substitute.
15471 * configure: Regenerate.
15472 * Makefile.in (EXTRA_PASSES): Remove.
15473 (GCC_PASSES): Remove $(EXTRA_PASSES).
15474 (MOSTLYCLEANFILES): Likewise.
15475 (native): Likewise.
15476 (install-common): Likewise.
15478 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
15480 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
15481 * config/i386/i386.c (ix86_decompose_address): Use
15482 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
15483 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
15484 thread pointer to a register.
15486 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
15488 * config/i386/i386.md (*tls_global_dynamic_64_<mode>): Remove :P
15489 on tls_symbolic_operand.
15490 (tls_global_dynamic_64_<mode>): Likewise.
15492 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
15495 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
15496 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
15498 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
15501 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
15502 type from reg_class_t to enum reg_class.
15503 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
15505 2012-03-12 Andrew Pinski <apinski@cavium.com>
15507 * tree-ssa-phiopt.c (single_non_singleton_phi_for_edges): New function.
15508 (tree_ssa_phiopt_worker): Use single_non_singleton_phi_for_edges.
15509 (value_replacement): Likewise.
15510 (empty_block_p): Check also if the PHIs for the block are empty.
15512 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
15515 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
15516 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
15517 r184615 from 2012-02-28.
15519 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
15521 * config/i386/i386.c (ix86_gen_tls_global_dynamic_64): New.
15522 (ix86_gen_tls_local_dynamic_base_64): Likewise.
15523 (ix86_option_override_internal): Set ix86_gen_tls_global_dynamic_64
15524 and ix86_gen_tls_local_dynamic_base_64.
15525 (legitimize_tls_address): Use ix86_gen_tls_global_dynamic_64 and
15526 ix86_gen_tls_local_dynamic_base_64.
15528 * config/i386/i386.md (*tls_global_dynamic_64): Renamed to ...
15529 (*tls_global_dynamic_64_<mode>): This.
15530 (tls_global_dynamic_64): Renamed to ...
15531 (tls_global_dynamic_64_<mode>): This.
15532 (*tls_local_dynamic_base_64): Renamed to ...
15533 (*tls_local_dynamic_base_64_<mode>): This.
15534 (tls_local_dynamic_base_64): Renamed to ...
15535 (tls_local_dynamic_base_64_<mode>): This.
15537 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
15539 * config/i386/i386.c (ix86_option_override_internal): Properly
15540 set ix86_gen_leave and ix86_gen_monitor. Check Pmode == DImode,
15541 instead of TARGET_64BIT, to set ix86_gen_add3, ix86_gen_sub3,
15542 ix86_gen_one_cmpl2, ix86_gen_andsp, ix86_gen_allocate_stack_worker,
15543 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
15545 * config/i386/sse.md (sse3_monitor64): Renamed to ...
15546 (sse3_monitor64_<mode>): This.
15548 2012-03-12 Tristan Gingold <gingold@adacore.com>
15550 * config/ia64/ia64.c (ia64_function_arg_1): Move code around.
15551 (ia64_function_arg_advance): Ditto.
15553 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15555 * config.gcc (mips*-*-openbsd*): Remove.
15556 * config/mips/openbsd.h: Remove.
15557 * config/mips/sdb.h: Remove.
15559 * config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
15560 * config/mips/mips.c (sdb_label_count): Remove.
15561 (mips_debugger_offset): Remove #if 0 code.
15562 (mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
15563 * config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
15565 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15567 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
15568 binutils reference.
15569 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
15570 Update binutils references.
15571 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
15572 Update binutils reference.
15573 Update Sun as/GNU ld caveat.
15574 Document binutils largefile requirement for LTO plugin.
15575 Remove reference to alternate libpthread.
15577 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15579 * config.gcc (alpha*-dec-osf5.1*): Remove.
15580 * config.host (alpha*-dec-osf*): Remove.
15581 * configure.ac (*-*-osf*): Remove.
15582 (alpha*-dec-osf*): Remove.
15583 * configure: Regenerate.
15585 * config/alpha/host-osf.c, config/alpha/osf5.h, config/alpha/osf5.opt,
15586 config/alpha/va_list.h, config/alpha/x-osf: Remove.
15588 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
15589 * config/alpha/alpha.c (struct machine_function): Update comment.
15590 (alpha_start_function): Remove Tru64 UNIX as handling for
15592 * config/alpha/alpha.md ("exception_receiver"): Remove
15593 TARGET_LD_BUGGY_LDGP.
15594 ("*exception_receiver_2"): Likewise.
15595 * except.c (finish_eh_generation): Remove Tru64 reference.
15596 * ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
15597 * system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
15598 * target.def (handle_pragma_extern_prefix): Remove.
15600 * Makefile.in (mips-tfile.o-warn): Remove.
15601 (ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
15602 (mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
15603 * mips-tdump.c, mips-tfile.c: Remove.
15605 * doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
15607 * doc/install.texi (Binaries): Remove Tru64 UNIX reference.
15608 (Specific, alpha*-dec-osf5.1): Note removal.
15609 * doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
15611 * doc/tm.texi: Regenerate.
15612 * doc/trouble.texi (Cross-Compiler Problems): Remove.
15614 2012-03-12 Richard Guenther <rguenther@suse.de>
15616 * config/arm/arm.c (neon_dereference_pointer): Do not call
15617 covert during RTL expansion.
15619 2012-03-12 Tristan Gingold <gingold@adacore.com>
15621 * doc/invoke.texi (VMS Options): Merge Alpha/VMS and IA-64/VMS
15622 Options. Mention -mpointer-size.
15624 2012-03-12 Richard Guenther <rguenther@suse.de>
15626 * config/alpha/alpha.c (alpha_gimplify_va_arg): Use
15627 build_nonstandard_integer_type.
15629 2012-03-12 Richard Guenther <rguenther@suse.de>
15631 * tree.c (signed_or_unsigned_type_for): Use
15632 build_nonstandard_integer_type.
15633 (signed_type_for): Adjust documentation.
15634 (unsigned_type_for): Likewise.
15635 * tree-pretty-print.c (dump_generic_node): Use standard names
15636 for non-standard integer types if available.
15638 2012-03-12 Tristan Gingold <gingold@adacore.com>
15640 * config/vms/vms.opt: Add vms-opts.h header.
15641 (mmalloc64): Use flag_vms_malloc64 flag instead of MALLOC64
15643 (-mvms-return-codes): Document.
15644 (-mpointer-size): New option.
15645 (vms_pointer_size): Add enumeration.
15646 * config/vms/vms-opts.h: New file.
15647 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
15648 __INITIAL_POINTER_SIZE.
15649 (POINTER_SIZE, SIZE_TYPE, PTRDIFF_TYPE): Adjust definition.
15650 (C_COMMON_OVERRIDE_OPTIONS): Define.
15651 (DWARF2_ADDR_SIZE): Define.
15652 * config/vms/vms.c (vms_patch_builtins): Adjust condition.
15653 * config/vms/vms-protos.h (vms_c_common_override_options):
15655 * config/vms/vms-c.c (vms_pragma_pointer_size): Ignore pragma
15656 if -mno-pointer-size.
15657 (vms_c_common_override_options): New function.
15658 * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
15659 * config/alpha/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
15660 (MALLOC_ABI_ALIGNMENT): Use flag_vms_malloc64
15661 and flag_vms_pointer_size.
15662 (MASK_RETURN_ADDR): Set according to flag_vms_pointer_size.
15663 * config.gcc (*-*-*vms*): Define xm_file.
15664 (alpha*-dec-*vms*): Do not define xm_file.
15665 (alpha64-dec-*vms*): Remove.
15666 (ia64-hp-*vms*): Do not define xm_file. Simplify tm_file
15669 2012-03-12 Jakub Jelinek <jakub@redhat.com>
15671 PR tree-optimization/51721
15672 * tree-vrp.c (register_edge_assert_for_2): Add asserts for unsvar
15673 if (int) unsvar cmp CST.
15675 2012-03-12 Richard Guenther <rguenther@suse.de>
15677 * tree-sra.c (create_access_replacement): Only rename the replacement
15678 if we can rewrite it into SSA form. Properly mark register typed
15679 replacements that we cannot rewrite with TREE_ADDRESSABLE.
15680 * tree-cfg.c (verify_expr): Fix BIT_FIELD_REF verification
15681 for aggregate or BLKmode results.
15683 2012-03-12 Jakub Jelinek <jakub@redhat.com>
15685 PR tree-optimization/52533
15686 * tree-vrp.c (register_edge_assert_for_2): Use double_int
15687 type for mask, only handle shifts by non-zero in-range
15688 shift count, for LE_EXPR and GT_EXPR if new_val is
15689 maximum, don't add the assertion.
15691 2012-02-12 Kirill Yukhin <kirill.yukhin@intel.com>
15693 * doc/invoke.texi: Document -mrtm option.
15694 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RTM_SET): New.
15695 (OPTION_MASK_ISA_RTM_UNSET): Ditto.
15696 (ix86_handle_option): Handle OPT_mrtm.
15697 * config.gcc (i[34567]86-*-*): Add rtmintrin.h and
15699 (x86_64-*-*): Ditto.
15700 * i386-builtin-types.def (INT_FTYPE_VOID): New.
15701 * config/i386/i386-c.c (ix86_target_macros_internal): Define
15703 (ix86_target_string): Define -mrtm option.
15705 (ix86_option_override_internal): Extend "corei7-avx" with RTM option.
15707 (ix86_valid_target_attribute_inner_p): Add OPT_mrtm.
15708 (ix86_builtins): Add IX86_BUILTIN_XBEGIN, IX86_BUILTIN_XEND,
15709 IX86_BUILTIN_XTEST.
15710 (bdesc_special_args): Ditto.
15711 (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_XABORT.
15712 (ix86_expand_special_args_builtin): Handle new built-in type.
15713 (ix86_expand_builtin): Handle XABORT instruction.
15714 * config/i386/i386.h (TARGET_RTM): New.
15715 * config/i386/i386.md (UNSPECV_XBEGIN): New.
15716 (UNSPECV_XEND): Ditto.
15717 (UNSPECV_XABORT): Ditto.
15718 (UNSPECV_XTEST): Ditto.
15725 * config/i386/i386.opt (mrtm): New.
15726 * config/i386/immintrin.h: Include rtmintrin.h and xtestintrin.h.
15727 * config/i386/rtmintrin.h: New header.
15728 * config/i386/xtestintrin.h: Ditto.
15730 2012-03-12 Tristan Gingold <gingold@adacore.com>
15732 * ginclude/stddef.h: Adjust previous patch.
15733 Use __VMS__ instead of VMS.
15735 2012-03-12 Uros Bizjak <ubizjak@gmail.com>
15737 * config/i386/i386.md (setcc + movzbl to xor + setcc peephole2):
15738 Also convert sequences with CC setting arithmetic instruction.
15740 2012-03-11 Sandra Loosemore <sandra@codesourcery.com>
15742 * doc/invoke.texi (Option Summary): Move -no-integrated-cpp
15743 from C Language Options to Preprocessor Options.
15744 (C Dialect Options): Move -no-integrated-cpp documentation
15746 (Preprocessor Options): ...to here. Rewrite the description
15747 so it makes more sense, and remove discussion of merging front ends.
15749 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
15751 * config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
15753 (ix86_expand_setmem): Likewise.
15755 2012-03-11 Uros Bizjak <ubizjak@gmail.com>
15757 * config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using
15760 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
15762 * config/i386/i386.c (ix86_trampoline_init): Use movl for 64bit if
15763 ptr_mode == SImode. Replace DImode with Pmode or ptr_mode.
15765 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
15767 * config/i386/i386.c (x86_this_parameter): Replace DImode with Pmode.
15769 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
15771 * config/i386/i386.md (lwp_slwpcb): Check Pmode instead of
15774 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
15775 Uros Bizjak <ubizjak@gmail.com>
15777 * config/i386/predicates.md (call_insn_operand): Allow
15778 constant_call_address_operand in Pmode only.
15779 (sibcall_insn_operand): Ditto.
15780 * config/i386/i386.md (*call): Use W mode iterator instead of P mode.
15781 (*call_vzeroupper): Ditto.
15783 (*sibcall_vzeroupper): Ditto.
15784 (*call_value): Ditto.
15785 (*call_value_vzeroupper): Ditto.
15786 (*sibcall_value): Ditto.
15787 (*sibcall_value_vzeroupper): Ditto.
15788 (*indirect_jump): Ditto.
15789 (*tablejump_1): Ditto.
15790 (indirect_jump): Convert memory address to word mode for TARGET_X32.
15791 (tablejump): Ditto.
15792 * config/i386/i386.c (ix86_expand_call): Convert indirect operands
15795 2012-03-11 Oleg Endo <olegendo@gcc.gnu.org>
15798 * config/sh/sh.md (movnegt): Expand into respective insns immediately.
15799 Use movrt_negc instead of negc pattern for non-SH2A.
15800 (*movnegt): Remove.
15801 (*movrt_negc, *negnegt, *movtt, *movt_qi): New insns and splits.
15803 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
15805 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
15806 if Pmode != word_mode.
15807 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
15808 Pmode == SImode for TARGET_X32.
15810 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
15811 (tls_initial_exec_x32): Likewise.
15813 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
15815 PR rtl-optimization/52528
15816 * combine.c (can_combine_p): Add setting of subst_low_luid
15817 before call to expand_field_assignment().
15819 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
15821 * doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
15822 and related program names.
15824 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
15826 * doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".
15828 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
15831 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
15832 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
15833 to set code to 'q'.
15834 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
15835 (*movdi_internal_rex64): Use %E operand modifier for lea.
15836 (*movsi_internal): Ditto.
15838 (*lea<mode>_2): Ditto.
15839 (*lea_{3,4,5,6}_zext): Ditto.
15840 (*tls_global_dynamic_32_gnu): Ditto.
15841 (*tls_global_dynamic_64): Ditto.
15842 (*tls_dynamic_gnu2_lea_32): Ditto.
15843 (*tls_dynamic_gnu2_lea_64): Ditto.
15844 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
15846 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
15848 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
15849 redefine to be NULL if the current bit-size is different from the
15850 configured bit-size.
15852 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
15853 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
15854 set the default tuning. Add asserts to make sure the cpu and tune
15855 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
15856 test whether the index is set, instead of > 0.
15857 (rs6000_file_start): Do not reset the default cpu if the current
15858 bit-size is different from the configured bit-size.
15860 2012-03-09 Tristan Gingold <gingold@adacore.com>
15862 * config/vms/vms-crtlmap.map: Add comments.
15863 Add entries needed to build Ada RTS.
15865 2012-03-09 Tristan Gingold <gingold@adacore.com>
15867 * ginclude/stddef.h: Do not define __size_t on VMS.
15869 2012-03-09 Tristan Gingold <gingold@adacore.com>
15871 * c-tree.h (c_default_pointer_mode): New variable.
15872 * c-decl.c (c_default_pointer_mode): New variable.
15873 (c_build_pointer_type): New function.
15874 (grokdeclarator): Call c_build_pointer_type instead
15875 of build_pointer_type.
15877 * config/vms/vms-c.c: Include c-tree.h
15878 (saved_pointer_mode): New variable.
15879 (handle_pragma_pointer_size): New function.
15880 (vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
15881 (vms_c_register_pragma): Register __pointer_size and
15882 __required_pointer_size pragmas.
15884 2012-03-09 Tristan Gingold <gingold@adacore.com>
15886 * config/vms/vms-c.c (vms_construct_include_filename): New function.
15887 (vms_c_register_includes): Reference it.
15889 2012-03-09 Andrew Pinski <apinski@cavium.com>
15891 PR middle-end/51988
15892 * tree-ssa-phiopt.c: Include tree-pretty-print.h for
15893 print_generic_expr.
15894 (tree_ssa_phiopt_worker): Go through all the PHIs for
15895 value_replacement instead of just the singleton one.
15896 (value_replacement): Change return type to int. Return 0 instead of
15898 Allow the middle basic block to contain more than just the defining
15900 Handle non empty middle basic blocks.
15901 * Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.
15903 2012-03-09 Jiangning Liu <jiangning.liu@arm.com>
15905 * tree-scalar-evolution (interpret_rhs_expr): generate chrec for
15906 array reference and component reference.
15907 (analyze_scalar_evolution_for_address_of): New.
15909 2012-03-08 Jie Zhang <jzhang918@gmail.com>
15912 * config/bfin/bfin.c (hwloop_optimize): Fix unused variable warnings.
15913 (hwloop_pattern_reg): Fix set but not used warning.
15914 (bfin_reorg_loops): Remove unused parameter.
15915 (bfin_reorg): Update use of bfin_reorg_loops.
15917 2012-03-08 H.J. Lu <hongjiu.lu@intel.com>
15919 * config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
15920 with integer parameters in registers.
15921 (gen_push): Push register in word_mode instead of Pmode.
15922 (ix86_emit_save_regs): Likewise.
15923 (ix86_emit_save_regs_using_mov): Save integer registers in word_mode.
15924 (gen_pop): Pop register in word_mode instead of Pmode.
15925 (ix86_emit_restore_regs_using_pop): Likewise.
15926 (ix86_expand_prologue): Replace Pmode with word_mode for push
15927 immediate. Use ix86_gen_pro_epilogue_adjust_stack. Save and
15928 restore RAX and R10 in word_mode.
15929 (ix86_emit_restore_regs_using_mov): Restore integer registers
15931 (ix86_expand_split_stack_prologue): Save R10_REG and restore in
15933 (ix86_split_to_parts): Use word_mode with PUT_MODE for push.
15934 (ix86_split_long_move): Likewise.
15936 * config/i386/i386.md (W): New.
15937 (*push<mode>2_prologue): Replace :P with :W.
15938 (*pop<mode>1): Likewise.
15939 (*pop<mode>1_epilogue): Likewise.
15940 (push/pop peephole2): Use word_mode scratch registers.
15942 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
15944 * config/i386/predicates.md (indirect_branch_operand): Simplify.
15946 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
15948 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
15949 for constants in [-63,63].
15951 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
15955 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
15957 * config/i386/i386.c (ix86_print_operand_address): Only handle
15958 zero-extended DImode addresses.
15960 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15962 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
15963 * configure: Regenerate.
15965 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
15968 * config/avr/avr.c (avr_mem_clobber): New static function.
15969 (avr_expand_delay_cycles): Add memory clobber operand to
15970 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
15971 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
15972 (enable_interrupt, disable_interrupt): New expander.
15973 (nopv, sleep, wdr): New expanders.
15974 (delay_cycles_1): Add memory clobber.
15975 (delay_cycles_2): Add memory clobber.
15976 (delay_cycles_3): Add memory clobber.
15977 (delay_cycles_4): Add memory clobber.
15978 (cli_sei): New insn from former "enable_interrupt",
15979 "disable_interrupt" with memory clobber.
15980 (*wdt): New insn from former "wdt" with memory clobber.
15981 (*nopv): Similar, but for "nopv".
15982 (*sleep): Similar, but for "sleep".
15984 2012-03-07 Oleg Endo <olegendo@gcc.gnu.org>
15985 Kaz Kojima <kkojima@gcc.gnu.org>
15988 * config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
15989 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
15990 (SUBTARGET_OVERRIDE_OPTIONS): Define.
15992 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
15994 * config/i386/predicates.md (x86_64_zext_general_operand): New.
15995 * config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
15996 predicate to x86_64_zext_general_operand. Accept "Z" constraint.
15998 2012-03-07 Walter Lee <walt@tilera.com>
16000 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
16001 REG_CFA_* notes for the stack pointer.
16002 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
16003 EH_RETURN_STACKADJ_RTX.
16004 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
16005 generate REG_CFA_* notes for the stack pointer.
16006 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
16007 by EH_RETURN_STACKADJ_RTX.
16009 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
16011 * doc/invoke.texi (AVR Built-in Macros): Correct condition for
16012 when __AVR_3_BYTE_PC__ is defined.
16014 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
16016 * config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
16017 (ix86_print_operand): Handle '^'.
16018 * config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
16019 using P mode iterator. Add %^ to asm template to conditionally emit
16021 (*rep_movdi_rex64): Ditto.
16022 (*strsetdi_rex_1): Ditto.
16023 (*rep_stosdi_rex64): Ditto.
16024 (*strmov{si,hi,qi}_1): Add %^ to asm template to
16025 conditionally emit addr32 prefix.
16026 (*rep_mov{si,qi}): Ditto.
16027 (*strset{si,hi,qi}): Ditto.
16028 (*rep_stos{si,qi}): Ditto.
16029 (*cmpstrnqi_nz_1): Ditto.
16030 (*cmpstrnqi_1): Ditto.
16031 (*strlenqi_1): Ditto.
16033 2012-03-07 H.J. Lu <hongjiu.lu@intel.com>
16035 * config/i386/i386.c (function_value_64): Return pointers in
16036 word_mode instead of Pmode.
16037 (ix86_promote_function_mode): Likewise.
16039 2012-03-07 Richard Guenther <rguenther@suse.de>
16041 * coverage.c (get_gcov_type): Use type_for_mode.
16042 (get_gcov_unsigned_t): Likewise.
16043 * expr.c (store_constructor): Use type_for_mode.
16044 (try_casesi): Likewise.
16045 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size): Remove.
16046 (add_standard_iv_candidates): Use standard type trees.
16047 * dojump.c (do_jump): Remove dead code.
16049 2012-03-07 Richard Guenther <rguenther@suse.de>
16051 * c-typeck.c (pointer_diff): Use c_common_type_for_size.
16053 2012-03-07 Richard Guenther <rguenther@suse.de>
16055 * convert.c (strip_float_extensions): Move ...
16056 * tree.c (strip_float_extensions): ... here.
16058 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
16061 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
16063 2012-03-07 Richard Guenther <rguenther@suse.de>
16065 * omp-low.c (extract_omp_for_data): Use signed_type_for.
16066 (expand_omp_for_generic): Likewise.
16067 (expand_omp_for_static_nochunk): Likewise.
16068 (expand_omp_for_static_chunk): Likewise.
16069 * tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
16070 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
16071 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
16072 Use unsigned_type_for.
16073 (vect_create_cond_for_align_checks): Use signed_type_for.
16075 2012-03-07 Andrey Belevantsev <abel@ispras.ru>
16077 PR rtl-optimization/52203
16078 * sel-sched.c (estimate_insn_cost): New parameter pempty. Adjust
16079 all callers to pass NULL except ...
16080 (reset_sched_cycles_in_current_ebb): ... here, save the value
16081 in new variable 'empty'. Increase issue_rate only for
16084 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
16087 * Makefile.in: Let install-gcc-ar depend on installdirs,
16088 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
16089 Don't double canonicalize if cross-compiling.
16091 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
16094 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
16095 to: RAMPZ, RAMPY, RAMPX, RAMPD.
16096 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
16098 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
16101 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
16103 * config/avr/avr.md (xload_8): Adjust insn length.
16105 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
16108 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
16109 if RAMPZ affects reading from RAM.
16111 2012-03-07 Richard Guenther <rguenther@suse.de>
16115 * doc/invoke.texi (Precompiled Headers): Remove sentence that
16116 suggests you can include PCHs from inside another header.
16118 2012-03-07 Richard Sandiford <rdsandiford@googlemail.com>
16120 PR middle-end/52515
16121 * rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.
16123 2012-03-07 Kai Tietz <ktietz@redhat.com>
16125 * doc/invoke.texi (fwritable-relocated-rdata): Document
16126 new Cygwin/MinGW target option.
16127 * config/i386/winnt.c (i386_pe_unique_section): Ignore
16128 reloc if flag -fwritable-relocated-rdata is not set.
16129 (i386_pe_section_type_flags): Likewise.
16130 * config/i386/cygming.opt (fwritable-relocated-rdata):
16131 Add new flag variable flag_writable_rel_rdata.
16133 2012-03-07 Richard Guenther <rguenther@suse.de>
16135 * tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
16136 precision against gimple constraints.
16138 2012-03-06 Richard Sandiford <rdsandiford@googlemail.com>
16140 PR middle-end/52372
16141 * rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
16143 (GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
16144 * emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
16146 (init_emit_regs): Move associated initialization to...
16147 (init_emit_once): ...here.
16149 2012-03-06 Richard Henderson <rth@redhat.com>
16151 * config/m68k/m68k.h (ISA_HAS_TAS): New.
16152 * config/m68k/sync.md (atomic_test_and_set): Use it.
16153 (atomic_test_and_set_1): Likewise.
16155 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
16158 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
16159 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
16160 (vector_ltgt<mode>): Likewise.
16161 (vector_ordered<mode>): Likewise.
16162 (vector_unordered<mode>): Likewise.
16163 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
16165 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
16167 * trans-mem.c: New typedef for tm_region_p.
16168 Define vector types for tm_region_p.
16169 (tm_region_init): Replace region_worklist to a vector called
16172 2012-03-06 Richard Guenther <rguenther@suse.de>
16174 * fold-const.c (build_fold_addr_expr_with_type_loc): Fold
16175 MEM_REF with constant pointer operand.
16177 2012-03-06 Richard Guenther <rguenther@suse.de>
16179 PR middle-end/52493
16180 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
16182 2012-03-06 Tristan Gingold <gingold@adacore.com>
16184 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle octaword.
16185 (external_model_kind): Improve documentation.
16186 (vms_pragma_extern_model): Handle relaxed_redef.
16187 (vms_c_register_pragma): Allow expansion for nomember_alignment.
16189 2012-03-06 Georg-Johann Lay <avr@gjlay.de>
16191 * doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
16192 Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
16193 Some more notes on EIND usage and reorder EIND subsection.
16195 2012-03-06 Tristan Gingold <gingold@adacore.com>
16197 * config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
16198 * config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.
16200 2012-03-06 Tristan Gingold <gingold@adacore.com>
16202 * config/vms/t-vmsnative (version): Define.
16203 * config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.
16205 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
16207 PR rtl-optimization/52250
16208 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
16209 to put note list into. Unconditionally call move_bb_info.
16210 (move_bb_info): Do not assert the blocks being in the same region,
16211 just drop the note list if they are not.
16213 2012-03-06 Oleg Endo <olegendo@gcc.gnu.org>
16216 * config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
16217 and use unified expansion logic.
16218 * config/sh/sh.md (xorsi3_movrt): Rename to movrt. Move
16219 closer to the existing movt insn.
16220 (negc): Rename insn to *negc. Add new expander.
16221 (movnegt): Use xor pattern for T bit negation. Reserve helper
16222 constant for negc pattern.
16223 (*movnegt): New insn and splitter.
16225 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
16227 * c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
16230 2012-03-05 Richard Henderson <rth@redhat.com>
16232 * genemit.c (main): Include "target.h" in insn-emit.c.
16233 * Makefile.in (insn-emit.o): Depend on TARGET_H.
16234 * config/sh/sync.md (atomic_test_and_set): Reference
16235 targetm.atomic_test_and_set_trueval instead of
16236 TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.
16238 2012-03-05 Joern Rennecke <joern.rennecke@embecosm.com>
16240 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
16243 2012-03-05 Steven Bosscher <steven@gcc.gnu.org>
16245 * langhooks.c (add_builtin_type): New function.
16246 * langhooks.h (add_builtin_type): Export it.
16247 * config/mep/mep.c (mep_init_builtins): Use it.
16248 * config/rs6000/rs6000.c (rs6000_init_builtins): Use it.
16250 2012-03-05 Jakub Jelinek <jakub@redhat.com>
16253 * tree.h (BLOCK_SAME_RANGE): Define.
16254 * function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
16255 if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
16256 Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
16257 isn't equal to supercontext fragment's fragment chain.
16258 Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
16260 (blocks_nreverse_all): Likewise.
16261 (reorder_blocks_1): Compute BLOCK_SAME_RANGE bits. Set
16262 BLOCK_SUPERCONTEXT to supercontext fragment instead of
16263 supercontext fragment's fragment origin.
16264 * dwarf2out.c (add_high_low_attributes): If stmt has the same
16265 range as its parent (or parents thereof etc.), use the parent's
16266 DW_AT_ranges value instead of creating a new .debug_ranges range.
16268 2012-03-05 Richard Henderson <rth@redhat.com>
16271 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
16272 * omp-low.c (expand_omp_atomic): Assume anything aligned to
16273 BIGGEST_ALIGNMENT is aligned.
16275 2012-03-05 Richard Henderson <rth@redhat.com>
16277 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
16278 * config/sh/sh.c: ... here.
16280 2012-03-05 Richard Henderson <rth@redhat.com>
16283 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
16284 instead of calling negqi2 directly.
16286 2012-03-05 Aldy Hernandez <aldyh@redhat.com>
16288 PR middle-end/52463
16289 * trans-mem.c (tm_region_init): Use last_basic_block.
16291 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
16293 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
16294 * config/sh/sync.md (atomic_test_and_set): New expander.
16295 (tasb, atomic_test_and_set_soft): New insns.
16296 * config/sh/sh.opt (menable-tas): New option.
16297 * doc/invoke.texi (SH Options): Document it.
16299 2012-03-05 Richard Guenther <rguenther@suse.de>
16301 * cfgloop.c (verify_loop_structure): Verify dominators before
16303 * graphite-clast-to-gimple.c (graphite_verify): Do not verify
16304 dominators from here.
16305 * graphite-scop-detection.c (create_sese_edges): Likewise.
16306 * loop-doloop.c (doloop_optimize_loops): Likewise.
16307 * loop-init.c (loop_optimizer_init): Likewise.
16308 * loop-unroll.c (unroll_and_peel_loops): Likewise.
16309 * loop-unswitch.c (unswitch_loops): Likewise.
16310 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
16311 * tree-parloops.c (parallelize_loops): Likewise. Verify
16312 only when checking is enabled.
16313 * tree-loop-distribution.c (tree_loop_distribution): Likewise.
16315 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
16317 * genautomata.c (parse_automata_opt): New static function.
16318 (initiate_automaton_gen): Remove all option handling code. Remove
16319 argc argument. All callers changed.
16320 (main): Call init_rtx_reader_args_cb with the new function as argument.
16322 2012-03-05 Richard Guenther <rguenther@suse.de>
16324 * cfgexpand.c (gimple_expand_cfg): Free dominator info.
16325 * tree-if-conv.c (combine_blocks): Free post-dominator info
16327 * tree-parloops.c (create_parallel_loop): Free and re-compute
16328 dominator info after breaking it.
16330 2012-03-05 Richard Guenther <rguenther@suse.de>
16332 PR middle-end/52353
16333 * optabs.h (trapv_unoptab_p): New function.
16334 (trapv_binoptab_p): Likewise.
16335 * optabs.c (expand_binop): Use emit_libcall_block_1 with
16336 a proper equiv_may_trap argument.
16337 (expand_unop): Likewise.
16338 (emit_libcall_block_1): Take extra argument whether the
16339 instruction may trap. Renamed from ...
16340 (emit_libcall_block): ... this. New wrapper.
16342 2012-03-05 Jakub Jelinek <jakub@redhat.com>
16344 PR tree-optimization/51721
16345 * tree-vrp.c (register_edge_assert_for_2): If comparing
16346 lhs of right shift by constant with an integer constant,
16347 add ASSERT_EXPRs for the rhs1 of the right shift.
16349 * cfgrtl.c (cfg_layout_merge_blocks): Cleanup.
16351 2012-03-05 Richard Guenther <rguenther@suse.de>
16353 * tree.c (integer_zerop): Handle VECTOR_CSTs.
16354 (integer_onep): Likewise.
16355 (integer_all_onesp): Likewise.
16357 2012-03-05 Georg-Johann Lay <avr@gjlay.de>
16359 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
16361 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
16363 * config/i386/i386.c (pro_epilogue_adjust_stack): Check Pmode
16364 instead of TARGET_64BIT.
16366 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
16368 * config/i386/i386.c (ix86_expand_prologue): Check Pmode to set
16371 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
16373 * config/i386/i386.c (ix86_print_operand_address): Only handle
16374 zero-extended DImode addresses.
16376 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
16378 * config/i386/i386.c (ix86_print_operand) <case '+'>: Declare
16379 taken and cputaken as bool.
16381 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
16383 * config/i386/constraints.md (Ya): New internal constraint.
16384 * config/i386/i386.md (zero_extendsidi2): Remove expansion.
16385 (*zero_extendsidi2_rex64): Add x,x alternative.
16386 (*zero_extendsidi2): Ditto. Add o,0 alternative.
16387 Remove flags reg clobber. Adjust corresponding splits.
16388 (zero_extend<mode>si2): Macroize expander from zero_extendhisi2 and
16389 zero_extendqisi2 expanders using SWI12 mode iterator.
16390 (zero_extend<mode>si2_and): Macroize insn from
16391 zero_extendhisi2_and and zero_extendqisi2_and. Merge corresponding
16393 (*zero_extend<mode>si2): Macroize insn from
16394 *zero_extendhisi2_movzbl and *zero_extendqisi2_movzbl.
16395 (*zero_extend*2_movzbl_and): Remove insn patterns.
16396 (zero_extendqihi2_and): Merge corresponding splitter.
16397 (*zero_extendqihi2): Rename from *zero_extendqihi2_movzbl.
16398 (*zero_extend*2_movzbl_and): Remove insn patterns.
16399 (*anddi_1): Split TYPE_IMOVX instructions.
16400 (*andsi_1): Use Ya for alternative 2. Split TYPE_IMOVX instructions.
16402 (and->zext splitter): Add splitter pattern.
16403 (zero extend with andsi3 splitter): Adjust zero_extend pattern.
16405 2012-03-04 Sandra Loosemore <sandra@codesourcery.com>
16407 * doc/invoke.texi (C++ Dialect Options): Minor copy-edits to
16409 (Debugging Options): Likewise.
16410 (Optimize Options): Likewise.
16411 (i386 and x86-64 Options): Discuss -march before -mtune, consistently
16412 with other architectures. Use official processor names with correct
16413 spelling/capitalization. Fix formatting and grammar issues.
16414 (i386 and x86-64 Windows Options): Similar cleanup here.
16416 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
16418 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
16420 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
16422 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
16423 DBX_REGISTER_NUMBER.
16425 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
16427 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
16428 operand is CONST_INT. Take COSTS_N_INSNS into account.
16429 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value
16432 2012-03-02 Richard Henderson <rth@redhat.com>
16434 * optabs.c (expand_atomic_test_and_set): Honor
16435 atomic_test_and_set_trueval even when atomic_test_and_set
16436 optab is not in use.
16438 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
16442 * config/sh/sh.c (sh_register_move_cost): Increase cost between
16443 GENERAL_REGS and FP_REGS for SImode.
16445 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
16448 * config/sh/sh.md (negdi2): Add TARGET_SH1 condition.
16449 (absdi2): New expander.
16450 (*absdi2, *negabsdi2, negdi_cond): New insns and splits.
16452 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
16454 * config/sh/sync.md (atomic_exchange<mode>): New expander.
16455 (atomic_exchange<mode>_soft): New insn.
16457 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
16459 * config/sh/sync.md: Update copyright notice dates.
16460 (atomic_compare_and_swap<mode>): Use SImode for return value instead
16462 (atomic_compare_and_swap<mode>_soft): Likewise.
16464 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
16467 * config/sh/sh.h (LOOP_ALIGN): Move logic to sh_loop_align.
16468 * config/sh/sh.c: Update copyright notice dates.
16469 (sh_loop_align): Add logic from LOOP_ALIGN. Don't disable loop
16470 alignment for TARGET_HARD_SH4.
16471 (sh_option_override): Reduce default function alignment. Set
16472 loop alignment to 4 bytes when not optimizing for size.
16474 2012-03-02 Maxim Kuvyrkov <maxim@codesourcery.com>
16476 PR middle-end/50335
16477 * doc/invoke.texi (floop-flatten): Remove.
16478 * toplev.c (process_options): Remove references to flag_loop_flatten.
16479 * tree-ssa-loop.c (gate_graphite_transform): Same.
16480 * common.opt (floop-flatten): Obsolete.
16481 * graphite-poly.c (apply_poly_transforms): Remove reference to
16483 * Makefile.in (graphite-flattening.o): Remove.
16484 * graphite-flattening.c: Remove.
16486 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
16488 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
16489 having mode compatible with the mode of previous compare. Substitute
16490 compare mode of previous compare with the mode, compatible
16491 with eliminated and previous compare.
16493 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
16495 * config/rs6000/dfp.md (floatdidd2): New define_insn.
16497 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
16499 * config/i386/i386.c (ix86_cc_modes_compatible): Declare CCZmode
16500 compatible with CCGOCmode and CCGCmode.
16502 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
16504 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
16506 2012-03-02 Ulrich Weigand <ulrich.weigand@linaro.org>
16508 * config/arm/arm.c (arm_sat_operator_match): New function.
16509 * config/arm/arm-protos.h (arm_sat_operator_match): Add prototype.
16510 * config/arm/arm.md ("insn" attribute): Add "sat" value.
16511 ("SAT", "SATrev"): New code iterators.
16512 ("SATlo", "SAThi"): New code iterator attributes.
16513 ("*satsi_<SAT:code>"): New pattern.
16514 ("*satsi_<SAT:code>_shift"): Likewise.
16515 * config/arm/arm-fixed.md ("arm_ssatsihi_shift"): Add "insn"
16516 and "shift" attributes.
16517 ("arm_usatsihi"): Add "insn" attribute.
16518 * config/arm/predicates.md (sat_shift_operator): Allow multiplication
16519 by powers of two. Do not allow shift by 32.
16521 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
16524 * config/i386/i386.c (construct_container): Use gen_reg_or_parallel
16525 to pass the argument in the register of "natural" mode.
16527 2012-03-02 Richard Guenther <rguenther@suse.de>
16529 PR tree-optimization/52406
16530 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
16531 (struct indices): Add unconstrained_base member.
16532 (struct dr_alias): Remove unused vops member.
16533 (DR_UNCONSTRAINED_BASE): New define.
16534 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
16535 add indices to allow their disambiguation. Make DR_BASE_OBJECT
16536 be an artificial access that covers the whole indexed object,
16537 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
16538 plain decl base-objects to their MEM_REF variant.
16539 (dr_may_alias_p): When the base-object of either data reference
16540 has unknown size use only points-to information.
16541 (compute_affine_dependence): Make dumps easier to read and
16543 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
16544 DR_REF when looking for packed references.
16545 (vect_supportable_dr_alignment): Likewise.
16547 2012-03-02 Greta Yorsh <Greta.Yorsh@arm.com>
16549 * config/arm/arm-ldmstm.ml (write_ldm_commutative_peephole):
16550 Improve conditions for peepholes of loads followed by commutative
16552 * config/arm/ldmstm.md: Regenerated.
16554 2012-03-02 Richard Guenther <rguenther@suse.de>
16556 * BASE-VER: Set to 4.8.0.
16558 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
16560 * config.gcc (obsolete): Add all ARM targets using the FPA.
16561 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
16562 * doc/install.texi: Avoid references to obsolete ARM ports.
16564 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
16566 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
16568 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
16569 Joern Rennecke <joern.rennecke@embecosm.com>
16571 * doc/extend.texi: Expand and update information on interrupt
16572 attribute for Epiphany.
16574 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
16576 * config/sh/sh-protos.h: Update copyright notice dates.
16577 * config/sh/sh.h: Likewise.
16578 * config/sh/sh.md: Likewise.
16579 * config/sh/constraints.md: Likewise.
16580 * config/sh/predicates.md: Likewise.
16582 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
16584 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
16585 * config/sh/sh.c (tertiary_reload_operand): Likewise.
16587 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
16589 * config/sh/constraints.md: Fix comment typo.
16591 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16594 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
16595 unsigned HOST_WIDE_INT.
16596 (zvdep_imm64): Likewise.
16597 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
16598 (vdepi_and): Likewise.
16599 Likewise for unamed 64-bit patterns.
16600 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
16602 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
16605 PR rtl-optimization/52417
16606 * cselib.c (cselib_any_perm_equivs): New variable.
16607 (cselib_reset_table): Check that it's not set when not
16608 preserving constants.
16609 (cselib_add_permanent_equiv): Set it.
16610 (cselib_have_permanent_equivalences): New.
16611 (cselib_init, cselib_finish): Reset it.
16612 * cselib.h (cselib_have_permanent_equivalences): Declare.
16613 * alias.c (get_addr): Restore earlier behavior when there
16614 aren't permanent equivalences.
16616 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
16618 * config/mn10300/mn10300-modes.def: Fix copyright notice.
16619 * config/v850/v850-modes.def: Fix copyright notice.
16621 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
16623 * doc/extend.texi (AVR Built-in Functions): Document
16624 __builtin_avr_flash_segment.
16626 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
16627 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
16628 (*split.flash_segment): New insn-and-split.
16629 * config/avr/avr.c (avr_init_builtins): Add local variables:
16630 const_memx_void_node, const_memx_ptr_type_node,
16631 char_ftype_const_memx_ptr.
16633 2012-03-01 Jakub Jelinek <jakub@redhat.com>
16635 PR tree-optimization/52445
16636 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
16637 add ssa_name_ver, offset and size fields and change store field
16639 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
16640 (add_or_mark_expr): Likewise. Only consider previous stores
16641 with the same size and offset.
16642 (nt_init_block): Only look at gimple_assign_single_p stmts,
16643 doesn't look at rhs2.
16645 2012-03-01 Richard Guenther <rguenther@suse.de>
16647 PR middle-end/52443
16648 * tree-cfg.c (verify_gimple_assign_unary): Allow any
16649 conversions from integral types to pointer types.
16651 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
16653 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
16654 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
16655 unintentionally removed in r184616.
16657 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
16659 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
16662 2012-02-29 Jakub Jelinek <jakub@redhat.com>
16663 Uros Bizjak <ubizjak@gmail.com>
16666 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
16667 alternatives, add "e" constraint to the new last alternative
16668 and ! to last 3 alternatives.
16670 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
16672 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
16673 DW_AT_artificial attributes at the end of the processing.
16674 (gen_array_type_die): Likewise.
16675 (gen_enumeration_type_die): Likewise.
16676 (gen_struct_or_union_type_die): Likewise.
16677 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
16680 2012-02-29 Jakub Jelinek <jakub@redhat.com>
16682 PR middle-end/52419
16683 * expr.c (expand_assignment): If doing misaligned store that doesn't
16684 cover all mode bits, perform a RMW cycle.
16686 PR tree-optimization/52429
16687 * tree-parloops.c (separate_decls_in_region_debug): Return early
16688 if var is LABEL_DECL.
16690 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16692 PR tree-optimization/52424
16693 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
16694 calling dom_thread_across_edge.
16696 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
16698 * config/avr/avr.c: Move definition of TARGET macros to end of file.
16700 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
16702 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
16703 * config/avr/avr.c (avr_output_bld): Remove unused function.
16704 (avr_out_sbxx_branch): Use "%T" to print bit position.
16706 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
16708 * config/avr/avr.md: Untabify.
16710 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
16712 * config/avr/avr.md (eqne): New code iterator.
16713 (*dec-and-branchsi): Use it in text peephole's condition.
16714 (*dec-and-branchhi): Ditto.
16715 (*dec-and-branchqi): Ditto.
16717 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
16720 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
16721 the device does not have the skip-bug.
16723 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
16725 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
16726 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
16727 -mpretend-cmove): New.
16729 2012-02-29 Jakub Jelinek <jakub@redhat.com>
16732 * df.h (struct df_d): Adjust comment that hard_regs_live_count
16733 doesn't count DEBUG_INSN refs.
16734 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
16735 for DEBUG_INSN refs.
16737 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16741 2012-02-20 Richard Guenther <rguenther@suse.de>
16742 PR tree-optimization/52298
16743 * tree-vect-stmts.c (vectorizable_load): Properly use
16744 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing outer loops.
16746 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
16748 PR middle-end/51752
16749 * gimple.h (gimple_in_transaction): New.
16750 (gimple_set_in_transaction): New.
16751 (struct gimple_statement_base): Add in_transaction field.
16752 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
16754 (tree_ssa_lim_initialize): Compute transaction bits.
16755 * tree.h (compute_transaction_bits): Protoize.
16756 * trans-mem.c (tm_region_init): Use the heap to store BB
16758 (compute_transaction_bits): New.
16760 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16762 * gcc.c (display_help): Document --help=common and sort entries
16765 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16767 * doc/install.texi: Document check-$LANG specific shortcuts
16769 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
16772 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
16774 * config/arm/arm_neon.h: Regenerate.
16775 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
16776 (neon_vcgeu): New insn.
16777 (neon_vcgtu): Likewise.
16778 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
16779 (ops): Unsigned comparison intrinsics call a different builtin.
16781 2012-02-28 Richard Guenther <rguenther@suse.de>
16784 * config/i386/i386.c (ix86_expand_vector_set): Fix element
16785 ordering for the VEC_CONCAT for two element vectors for
16786 V2SFmode, V2SImode and V2DImode.
16788 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
16791 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
16792 detecting big-endian triplets.
16794 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
16796 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
16797 mode if there is no type information available.
16799 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
16801 PR tree-optimization/53207
16802 * doc/invoke.texi: Document as experimental and relying on graphite.
16804 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
16806 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
16807 of initializer to changes from r184614.
16809 2012-02-28 Richard Guenther <rguenther@suse.de>
16811 PR tree-optimization/52395
16812 * tree-sra.c (build_ref_for_offset): Also look at the base
16813 TYPE_ALIGN when figuring out the alignment of the replacement.
16815 2012-02-28 Richard Guenther <rguenther@suse.de>
16817 PR tree-optimization/52402
16818 * ipa-prop.c (ipa_modify_call_arguments): Properly use
16819 mis-aligned types when creating the accesses at the call site.
16821 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
16823 * config/avr/builtins.def: New file.
16824 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
16825 * config/avr/avr.c (enum avr_builtin_id): Use it.
16826 (avr_init_builtins): Use it. And use avr_bdesc.
16827 (bdesc_1arg): Remove.
16828 (bdesc_2arg): Remove.
16829 (bdesc_3arg): Remove.
16830 (struct avr_builtin_description): Add field n_args.
16831 (avr_bdesc): New static variable using builtins.def.
16832 (avr_expand_builtin): Use it.
16833 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
16834 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
16835 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
16837 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
16840 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
16841 match only one single hard register with respective hard reg rtx.
16842 (movmemx_<mode>): Ditto.
16843 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
16844 insn anatomy of movmem[x]_<mode>.
16845 (avr_out_movmem): Same for printing assembler and operand usage.
16847 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
16851 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
16852 address spaces located outside of device flash.
16854 * config/avr/avr.h (base_arch_s): Remove field n_segments.
16855 (mcu_type_s): Add field n_flash.
16856 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
16857 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
16858 (AVR_MCU): Add N_FLASH argument.
16859 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
16860 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
16861 macro __FLASH<n> if that address space makes sense for the device.
16862 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
16863 outside of target flash.
16864 (avr_asm_named_section): Ditto.
16865 (avr_asm_select_section): Ditto.
16866 (avr_addr_space_convert): Ditto.
16867 (avr_emit_movmemhi): Ditto.
16868 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
16869 address space is outside of device flash.
16870 (avr_insert_attributes): Ditto.
16871 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
16872 avr_current_arch->n_segments.
16874 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
16877 * config/i386/i386.md (*movabs<mode>_1): Enable only for TARGET_LP64.
16878 (*movabs<mode>_2): Likewise.
16880 2012-02-27 Jakub Jelinek <jakub@redhat.com>
16883 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
16884 s_register_operand in the test instead of REG_P. Don't call
16885 gen_reg_rtx if it won't be used.
16887 PR tree-optimization/52376
16888 * ipa-split.c (split_function): Ignore CLOBBER stmts.
16890 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
16892 * ifcvt.c (noce_get_condition): Check condition variable is not
16893 small_register_classes_for_mode_p before accepting.
16895 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
16897 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
16899 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
16902 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
16903 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
16905 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
16907 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
16909 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
16911 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
16913 * config/sh/predicates.md: Remove blank lines.
16914 * config/sh/sh.c: Fix typos in comments.
16915 * config/sh/constraints.md: Likewise.
16916 * config/sh/sh.md: Remove blank lines.
16917 Fix typos in comments. Use ;; as comment characters.
16919 2012-02-26 Walter Lee <walt@tilera.com>
16921 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
16922 (replace_mov_pcrel_step2): Ditto.
16924 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
16927 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
16928 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
16929 and locs that reference values newer than the non-canonical value
16930 at hand. Return the canonical value as a worst case.
16931 (memrefs_conflict_p): Walk canonical value's locs.
16934 * cselib.c (preserve_only_constants): Rename to...
16935 (preserve_constants_and_equivs): ... this. Split out...
16936 (invariant_or_equiv_p): ... this. Preserve plus expressions
16937 of other preserved expressions too.
16938 (cselib_reset_table): Adjust.
16939 * var-tracking.c (reverse_op): Use canonical value to build
16942 2012-02-23 Kai Tietz <ktietz@redhat.com>
16944 * config/i386/i386.c (ix86_delegitimize_address): Handle
16945 UNSPEC_PCREL plus displacement.
16947 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
16950 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
16951 to test for unusedness in st X addressing.
16953 2012-02-24 Richard Guenther <rguenther@suse.de>
16955 PR middle-end/52361
16956 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
16957 (is_gimple_reg_type): Move inline ...
16958 * gimple.h (is_gimple_reg_type): ... here.
16960 2012-02-24 Richard Guenther <rguenther@suse.de>
16962 PR middle-end/52361
16963 * passes.c (execute_function_todo): When verifying SSA form
16964 verify gimple form first.
16965 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
16967 2012-02-24 Richard Guenther <rguenther@suse.de>
16969 PR middle-end/52355
16970 * fold-const.c (fold_addr_of_array_ref_difference): New function.
16971 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
16973 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16975 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
16977 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16979 * tree-phinodes.c (make_phi_node): Mark static.
16980 * tree-flow.h (make_phi_node): Remove extern decl.
16981 * doc/gimple.texi (make_phi_node): Remove documentation.
16983 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16985 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
16986 * tree-ssa-sccvn.c (print_scc): Ditto.
16988 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16990 * doc/passes.texi (Full redundancy elimination): Fix typo.
16992 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16994 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
16996 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
16999 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
17001 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
17004 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
17006 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
17008 * config/avr/avr.md (code_stdname): Add ior, xor.
17009 (xior): New code iterator.
17010 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
17011 (*<code_stdname><mode>qi.byte1-3): Ditto.
17013 2012-02-23 Jakub Jelinek <jakub@redhat.com>
17015 PR tree-optimization/52019
17016 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
17019 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17021 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
17022 HAVE_INITFINI_ARRAY to work around namespace pollution in
17023 certain versions of newlib system headers.
17024 * config.in: Regenerate.
17025 * configure: Regenerate.
17026 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
17027 instead of HAVE_INITFINI_ARRAY.
17029 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
17032 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
17033 is not offsettable memory reference.
17035 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
17038 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
17039 setting avr_need_clear_bss_p for __gnu_lto* symbols.
17041 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
17043 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
17044 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
17046 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17048 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
17049 library on Solaris 8 even without TLS support.
17050 * configure: Regenerate.
17052 2012-02-22 Richard Guenther <rguenther@suse.de>
17054 PR middle-end/52329
17055 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
17056 for GIMPLE_DEBUG stmts.
17058 2012-02-22 Martin Jambor <mjambor@suse.cz>
17060 PR middle-end/51782
17061 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
17062 according to the base object.
17064 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
17066 PR rtl-optimization/50063
17067 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
17068 and 2 (8-bit SP) in operand 2.
17069 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
17070 setup to use movhi_sp_r instead of vanilla move to write SP.
17071 Adjust REG_CFA notes to superseed unspec.
17072 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
17074 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
17075 known to be off) only with TARGET_NO_INTERRUPTS. Never use
17076 irq_state 1 (IRQ known to be on) here.
17078 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
17080 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
17082 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
17083 assign_hard_reg): Likewise.
17085 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
17087 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
17089 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
17091 * config/avr/avr.md
17092 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
17093 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
17095 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
17097 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
17098 prototype from here to...
17099 * config/avr/avr.h: ...here.
17101 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
17104 * thumb2.md (thumb2_shiftsi3_short): Split register and
17105 immediate shifts. For register shifts tie operands 0 and 1.
17106 (peephole2 for above): Check that register-controlled shifts
17107 have suitably tied operands.
17109 2012-02-21 Quentin Neill <quentin.neill@amd.com>
17112 * config/i386/bdver1.md (bdver1_call, bdver1_push,
17113 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
17114 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
17115 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
17116 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
17117 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
17118 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
17119 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
17120 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
17121 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
17122 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
17123 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
17124 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
17125 bdver1_ssevector_avx256_unaligned_load,
17126 bdver1_ssevector_sse128_unaligned_load,
17127 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
17128 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
17129 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
17130 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
17131 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
17132 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
17133 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
17134 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
17135 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
17136 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
17137 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
17138 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
17139 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
17140 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
17141 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
17142 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
17143 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
17144 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
17145 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
17146 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
17147 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
17148 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
17149 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
17150 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
17151 bdver1_ssediv_double_load, bdver1_ssediv_double,
17152 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
17153 Add "bdver2" attribute.
17155 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
17157 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
17158 default if possible and not specified otherwise.
17160 2012-02-21 Richard Guenther <rguenther@suse.de>
17162 PR middle-end/52314
17163 * gimplify.c (create_tmp_from_val): Use the main variant type
17164 for the type of the temporary we create.
17166 2012-02-21 Richard Guenther <rguenther@suse.de>
17168 PR tree-optimization/52324
17169 * gimplify.c (gimplify_expr): When re-gimplifying expressions
17170 do not gimplify a MEM_REF address operand if it is already
17173 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
17175 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
17176 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
17178 2012-02-21 Richard Guenther <rguenther@suse.de>
17180 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
17181 nested_in_vect_loop.
17183 2012-02-21 Jakub Jelinek <jakub@redhat.com>
17185 PR tree-optimization/52318
17186 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
17187 vdef also to non-pure/const call stmts in the sequence.
17189 2012-02-21 Tristan Gingold <gingold@adacore.com>
17191 * config/vms/vms-ld.c (main): Fix IDENTIFICATION padding.
17193 2012-02-20 David S. Miller <davem@davemloft.net>
17195 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
17196 don't use the "rd %pc" instruction on v9 for PIC register loads.
17198 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
17200 PR middle-end/52141
17201 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
17202 in a transaction safe function.
17204 2012-02-20 Kai Tietz <ktietz@redhat.com>
17207 * stor-layout.c (place_field): Handle desired_align for
17210 2012-02-20 Richard Guenther <rguenther@suse.de>
17212 PR tree-optimization/52298
17213 * tree-vect-stmts.c (vectorizable_store): Properly use
17214 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
17216 (vectorizable_load): Likewise.
17217 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
17218 Access DR_STEP after ensuring it is not NULL.
17220 2012-02-20 Jakub Jelinek <jakub@redhat.com>
17222 PR tree-optimization/52286
17223 * fold-const.c (fold_binary_loc): For (X & C1) | C2
17224 optimization use double_int_to_tree instead of build_int_cst_wide,
17225 rewrite to use double_int vars.
17227 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17230 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
17232 Remove -e 0 from $gcc_cv_ld invocation.
17233 Only use __GLIBC_PREREQ if defined.
17234 Enable on Solaris since Solaris 8 patch.
17235 (gcc_SUN_LD_VERSION): New macro.
17236 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
17237 gcc_SUN_LD_VERSION for version number format.
17238 * configure: Regenerate.
17239 * varasm.c (get_elf_initfini_array_priority_section): Set
17240 SECTION_NOTYPE for non-default priority.
17241 Use get_section instead of get_unnamed_section to emit
17242 .init_array/.fini_array with default priority.
17244 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
17246 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
17247 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
17248 (mips_start_unique_function, mips_output_mips16_rdhwr)
17249 (mips_code_end): New functions.
17250 (TARGET_ASM_CODE_END): Define.
17252 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
17254 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
17255 to stubs with non-sibling calls.
17257 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
17259 * doc/invoke.texi (-fira-* options): Copy-edit.
17260 (ira-* parameters): Copy-edit.
17262 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
17264 * doc/invoke.texi: Minor copy-edits to bring into conformance with
17265 GCC coding conventions.
17267 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
17269 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
17270 when used as adjectives.
17272 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
17274 * doc/invoke.texi: Clean up "that"/"which" confusion.
17276 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
17278 * system.h: Poison SMALL_REGISTER_CLASSES
17279 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
17280 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
17282 2012-02-16 Jakub Jelinek <jakub@redhat.com>
17284 PR tree-optimization/52285
17285 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
17286 when deciding if a call is a tail call or tail recursion.
17288 2012-02-16 Kai Tietz <ktietz@redhat.com>
17290 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
17291 interger-constant displacement for UNSPEC_PCREL.
17293 2012-02-16 Jakub Jelinek <jakub@redhat.com>
17295 PR rtl-optimization/52208
17296 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
17297 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
17299 PR tree-optimization/52255
17300 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
17301 loop->header has virtual PHI, but exit_e->dest doesn't, add
17302 virtual PHI to exit_e->dest and adjust all uses after the loop.
17305 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
17306 children with clone_tree_hash, not after it.
17308 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
17310 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
17311 extended identifiers.
17313 2012-02-16 Jakub Jelinek <jakub@redhat.com>
17315 PR middle-end/51929
17316 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
17317 a same_body_alias, also test whether e->callee isn't a former
17318 or current clone of the decl this is a same body alias of.
17320 PR translation/52264
17321 * cgraphunit.c (verify_cgraph_node): Fix a typo.
17323 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
17325 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
17327 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
17330 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
17331 force_reg instead of copy_to_reg for better optimization. Force
17332 non-register or memory operands into a register.
17334 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
17336 * extend.texi: Reserve upper bits of memory model for future use.
17338 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
17339 Anatoly Sokolov <aesok@post.ru>
17340 Eric Weddington <eric.weddington@atmel.com>
17343 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
17344 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
17345 Rewrite initializers for .macro.
17346 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
17347 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
17348 atxmega32d4, atxmega32x1.
17349 avrxmega4: atxmega64a3, atxmega64d3.
17350 avrxmega5: atxmega64a1, atxmega64a1u.
17351 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
17352 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
17353 avrxmega7: atxmega128a1, atxmega128a1u.
17354 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
17355 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
17356 (struct base_arch_s): Rename reserved to xmega_p.
17357 Rename reserved2 to have_rampd.
17358 (AVR_XMEGA): New define.
17359 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
17360 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
17361 * config/avr/predicates.md (io_address_operand): Take into
17362 account SFR offset.
17363 (low_io_address_operand): Ditto.
17364 (high_io_address_operand): Ditto.
17365 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
17366 (enabled, movhi_sp_r): Use them.
17367 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
17368 cpp_define_formatted to built-in define __AVR_ARCH__.
17369 (__AVR_XMEGA__): New built-in define.
17370 (__AVR_HAVE_RAMPD__): New built-in define.
17371 (__AVR_HAVE_RAMPX__): New built-in define.
17372 (__AVR_HAVE_RAMPY__): New built-in define.
17373 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
17375 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
17376 (avr_option_override): Initialize them.
17377 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
17378 (avr_init_expanders): Initialize them. No more block several calls.
17379 (emit_push_sfr): New static function.
17380 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
17382 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
17383 (avr_print_operand): Print addreeses as symbols for
17384 RAMPX, RAMPY, RAMPD, CCP.
17385 (output_movhi): Handle AVR_XMEGA when writing to SP.
17386 (avr_out_movhi_mr_r_xmega): New static function.
17387 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
17388 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
17389 __RAMPD__, __CCP__ as needed.
17391 * config/avr/multilib.h: Regenerate.
17392 * config/avr/t-multilib: Regenerate.
17393 * config/avr/avr-tables.opt: Regenerate.
17395 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
17397 PR tree-optimization/50561
17398 * graphite-flattening.c (lst_project_loop): Do not
17399 remove old scattering dimensions after flattening.
17400 (lst_do_flatten): Likewise.
17402 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
17404 * doc/extend.texi (AVR Built-in Functions): Remove doc for
17405 __builtin_avr_map8, __builtin_avr_map16.
17406 Document __builtin_avr_insert_bits.
17408 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
17409 (insert_bits): New insn.
17410 (adjust_len.map_bits): Rename to insert_bits.
17411 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
17412 * avr-protos.h (avr_out_map_bits): Remove.
17413 (avr_out_insert_bits, avr_has_nibble_0xf): New.
17414 * config/avr/constraints.md (Cxf,C0f): New.
17415 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
17416 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
17417 New built-in define __BUILTIN_AVR_INSERT_BITS.
17418 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
17419 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
17420 (avr_move_bits): Rewrite.
17421 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
17423 (avr_map_op_t): New typedef.
17424 (avr_map_op): New static variable.
17425 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
17426 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
17427 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
17428 (bdesc_3arg, avr_expand_triop_builtin): New.
17429 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
17430 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
17431 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
17432 (avr_map_equal_p, avr_map_sig_p): Remove.
17433 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
17434 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
17435 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
17436 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
17437 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
17438 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
17440 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
17442 * config/c6x/c6x.md (reserve_cycles): New attribute.
17443 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
17444 don't reserve functional units after the branch occurs.
17446 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
17448 PR middle-end/52142
17449 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
17450 functions into non-tm_pure functions.
17452 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
17455 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
17456 (iterative_hash_canonical_type): Likewise.
17457 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
17460 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
17462 * haifa-sched.c (prune_ready_list): Ensure that if there is a
17463 sched-group insn, it either remains alone or the entire list is pruned.
17465 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
17467 * doc/install.texi (Prerequisites): Fix grammar.
17468 (Configuration): Likewise.
17470 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
17472 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
17473 MPC as part of GCC before describing configuring with --with-gmp etc.
17474 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
17475 sources are present.
17477 2012-02-14 Jakub Jelinek <jakub@redhat.com>
17480 * dwarf2out.c (clone_tree_hash): New function.
17481 (copy_decls_walk): Use it instead of clone_tree.
17483 2012-02-14 Richard Guenther <rguenther@suse.de>
17485 PR tree-optimization/52244
17486 PR tree-optimization/51528
17487 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
17488 replacements for integral types.
17490 2012-02-14 Walter Lee <walt@tilera.com>
17492 * config.gcc: Handle tilegx and tilepro.
17493 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
17494 tilegx and tilepro.
17495 Add HAVE_AS_TLS check for tilegx and tilepro.
17496 * configure: Regenerate.
17497 * doc/contrib.texi: Add Mat Hostetter and self.
17498 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
17499 Document instruction intrinsics and network accessing intrinsics.
17500 (TILEPro Built-in Functions): New node. Document instruction
17501 intrinsics and network accessing intrinsics.
17502 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
17503 (Specific, tilepro-*-linux*): Likewise.
17504 * doc/invoke.texi (TILE-Gx Options): New section.
17505 (TILEPro Options): New section.
17506 * doc/md.texi (TILE-Gx): New section.
17507 (TILEPro): New section.
17508 * common/config/tilegx/tilegx-common.c: New file.
17509 * common/config/tilepro/tilepro-common.c: New file.
17510 * config/tilegx/constraints.md: New file.
17511 * config/tilegx/linux.h: New file.
17512 * config/tilegx/mul-tables.c: New file.
17513 * config/tilegx/predicates.md: New file.
17514 * config/tilegx/sync.md: New file.
17515 * config/tilegx/t-tilegx: New file.
17516 * config/tilegx/tilegx-builtins.h: New file.
17517 * config/tilegx/tilegx-c.c: New file.
17518 * config/tilegx/tilegx-generic.md: New file.
17519 * config/tilegx/tilegx-modes.def: New file.
17520 * config/tilegx/tilegx-multiply.h: New file.
17521 * config/tilegx/tilegx-protos.h: New file.
17522 * config/tilegx/tilegx.c: New file.
17523 * config/tilegx/tilegx.h: New file.
17524 * config/tilegx/tilegx.md: New file.
17525 * config/tilegx/tilegx.opt: New file.
17526 * config/tilepro/constraints.md: New file.
17527 * config/tilepro/gen-mul-tables.cc: New file.
17528 * config/tilepro/linux.h: New file.
17529 * config/tilepro/mul-tables.c: New file.
17530 * config/tilepro/predicates.md: New file.
17531 * config/tilepro/t-tilepro: New file.
17532 * config/tilepro/tilepro-builtins.h: New file.
17533 * config/tilepro/tilepro-c.c: New file.
17534 * config/tilepro/tilepro-generic.md: New file.
17535 * config/tilepro/tilepro-modes.def: New file.
17536 * config/tilepro/tilepro-multiply.h: New file.
17537 * config/tilepro/tilepro-protos.h: New file.
17538 * config/tilepro/tilepro.c: New file.
17539 * config/tilepro/tilepro.h: New file.
17540 * config/tilepro/tilepro.md: New file.
17541 * config/tilepro/tilepro.opt: New file.
17543 2012-02-14 Jakub Jelinek <jakub@redhat.com>
17545 PR tree-optimization/52210
17546 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
17547 vect_model_simple_cost with two entry vect_def_type array instead
17548 of an address of dt.
17550 2012-02-14 Richard Guenther <rguenther@suse.de>
17553 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
17554 Do not stream DECL_QUALIFIER.
17555 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
17556 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
17557 (find_decls_types_r): Do not walk DECL_QUALIFIER.
17559 2012-02-14 Jakub Jelinek <jakub@redhat.com>
17562 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
17565 2012-02-13 Jakub Jelinek <jakub@redhat.com>
17568 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
17569 * cselib.c (cselib_subst_to_values_from_insn): New function.
17570 * sched-deps.c (add_insn_mem_dependence,
17571 sched_analyze_1, sched_analyze_2): Use it.
17573 2012-02-13 Jan Hubicka <jh@suse.cz>
17575 PR middle-end/52214
17576 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
17578 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
17580 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
17581 (GTM_SELF_SPECS): Define if not already defined.
17582 (driver_self_specs): Add GTM_SELF_SPECS.
17583 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
17584 (GTM_SELF_SPECS): Define.
17585 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
17586 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
17588 2012-02-13 Jakub Jelinek <jakub@redhat.com>
17590 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
17593 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
17595 PR middle-end/52230
17596 * omp-low.c (expand_omp_for): If a static schedule without chunk size
17597 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
17599 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
17602 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
17604 2012-02-13 Richard Guenther <rguenther@suse.de>
17606 PR translation/52211
17607 * passes.c (enable_disable_pass): Fix typo.
17609 2012-02-13 Jakub Jelinek <jakub@redhat.com>
17611 PR middle-end/52209
17612 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
17613 XOR for reduce_bit_field if type is unsigned.
17615 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
17617 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
17618 disallow changes from SFmode to mode with different size in FP regs.
17620 2012-02-12 Robert Millan <rmh@gnu.org>
17621 Gerald Pfeifer <gerald@pfeifer.com>
17623 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
17626 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
17628 PR rtl-optimization/52175
17629 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
17630 to frame-related instructions.
17632 2012-02-10 Jason Merrill <jason@redhat.com>
17635 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
17636 (demangle_new_symbols): Fill it.
17637 (scan_linker_output): Walk it.
17638 (start_tweaking): Split out from scan_linker_output.
17639 (maybe_tweak): Update sym->chosen.
17640 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
17642 2012-02-11 Jakub Jelinek <jakub@redhat.com>
17645 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
17647 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
17649 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
17650 having the same mode as previous compare.
17652 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
17654 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
17655 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
17656 (nonlocal_goto_internal): Likewise.
17657 (nonlocal_goto): Emit a use and an indirect jump directly.
17659 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
17662 * doc/extend.texi : Update comments for __atomic_compare_exchange and
17663 __atomic_{is,always}_lock_free.
17665 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
17668 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
17669 negative constant address for TARGET_X32.
17671 2012-02-10 Richard Henderson <rth@redhat.com>
17673 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
17674 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
17675 for GIMPLE_TRANSACTION. Tidy if's into a switch.
17677 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17678 Ira Rosen <irar@il.ibm.com>
17680 PR tree-optimization/50031
17681 * targhooks.c (default_builtin_vectorization_cost): Handle
17682 vec_promote_demote.
17683 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
17684 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
17685 all types of reduction and pattern statements.
17686 (vect_estimate_min_profitable_iters): Likewise.
17687 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
17688 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
17689 for explicit realigns.
17690 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
17691 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
17692 vec_promote_demote.
17693 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
17694 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
17695 vec_perm for VSX and handle vec_promote_demote.
17697 2012-02-10 Jakub Jelinek <jakub@redhat.com>
17699 PR middle-end/52177
17700 * builtins.c (fold_builtin_atomic_always_lock_free,
17701 expand_builtin_atomic_always_lock_free,
17702 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
17703 Return and/or test boolean_true_node/boolean_false_node instead of
17704 integer_one_node/integer_zero_node.
17706 2012-02-10 Jan Hubicka <jh@suse.cz>
17708 PR middle-end/48600
17709 * predict.c (predict_paths_for_bb): Prevent looping.
17710 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
17712 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
17714 * config/arm/arm.c (output_move_double): In one case properly
17715 count number of instructions that will be emitted.
17717 2012-02-10 Richard Guenther <rguenther@suse.de>
17719 PR translation/52193
17720 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
17722 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
17724 PR middle-end/52140
17725 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
17727 2012-02-09 Jakub Jelinek <jakub@redhat.com>
17730 * var-tracking.c (emit_note_insn_var_location): If
17731 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
17732 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
17733 non-NOTE_DURING_CALL_P insn.
17735 2012-02-09 Bin Cheng <bin.cheng@arm.com>
17737 PR middle-end/51867
17738 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
17740 2012-02-08 Magnus Granberg <zorry@gentoo.org>
17743 * gcc.c (switch_matches) Support switches with separated form,
17746 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
17748 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
17750 (RAMPZ_ADDR): Ditto.
17751 * config/avr/avr.c (avr_addr_t): New typedef.
17752 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
17753 (avr_init_expanders): Initialize it.
17754 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
17756 (expand_epilogue): Ditto.
17757 (avr_print_operand): Ditto.
17758 (avr_file_start): Ditto.
17759 (avr_emit_movmemhi): Ditto.
17761 2012-02-08 Richard Guenther <rguenther@suse.de>
17763 PR tree-optimization/46886
17764 * tree-flow.h (do_while_loop_p): Declare.
17765 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
17766 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
17768 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
17770 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
17771 always succeed for integers larger than a native word.
17773 2012-02-08 Richard Guenther <rguenther@suse.de>
17775 PR rtl-optimization/52170
17776 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
17777 properly handle integer vector modes.
17779 2012-02-08 Jakub Jelinek <jakub@redhat.com>
17781 PR gcov-profile/52150
17782 * coverage.c: Include target.h.
17783 (build_var): Call targetm.strip_name_encoding on the assembler name.
17784 Change one _ into . or $ if the target allows it.
17785 * Makefile.in (coverage.o): Depend on $(TARGET_H).
17787 PR rtl-optimization/52139
17788 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
17789 is a BARRIER after emit_insn_after_noloc, move BB_END
17790 to the last non-BARRIER insn before it.
17792 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
17794 PR middle-end/24306
17795 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
17796 (mips_gimplify_va_arg_expr): Call it instead of
17797 std_gimplify_va_arg_expr.
17799 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
17801 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
17802 message for -mno-pointers-to-nested-function.
17804 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
17806 PR middle-end/51994
17807 * expr.c (get_inner_reference): If there is an offset, add a negative
17808 bit position to it (if any).
17810 2012-02-07 Jakub Jelinek <jakub@redhat.com>
17812 PR rtl-optimization/52060
17813 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
17814 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
17815 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
17816 and/or i0src_copy2 when needed.
17818 2012-02-07 Jakub Jelinek <jakub@redhat.com>
17820 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
17821 or LTOPLUGINSONAME if have_c.
17823 * config/freebsd-spec.h: Add comment about what macros can be defined
17825 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
17826 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
17829 2012-02-07 Richard Guenther <rguenther@suse.de>
17831 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
17832 newline in -alias dumps.
17834 2012-02-07 Kai Tietz <ktietz@redhat.com>
17835 Dave Korn <dave.korn.cygwin@gmail.com>
17838 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
17839 Take care that typinfo gets dllexport-attribute.
17841 2012-02-07 Jakub Jelinek <jakub@redhat.com>
17843 PR middle-end/52074
17844 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
17845 if modifier < EXPAND_SUM call force_operand on the result.
17847 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
17849 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
17850 adding __forwarder_dst__ prefix if a forwarder_section attribute is
17852 (epiphany_function_type): Replace types for specific interrupts with
17853 EPIPHANY_FUNCTION_INTERRUPT.
17854 (EPIPHANY_INTERRUPT_P): Update.
17855 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
17856 New static function.
17857 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
17858 <disinterrupt>: Affects type identity.
17859 (epiphany_handle_interrupt_attribute): Handle variable number of
17861 (epiphany_compute_function_type): Update for new
17862 epiphany_function_type definition.
17863 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
17864 handlers with a longcall forwarder.
17865 (epiphany_start_function): Handle multiple interrupt arguments and/or
17866 forwarder_section attribute.
17868 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
17871 2012-02-07 Alan Modra <amodra@gmail.com>
17874 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
17877 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17879 PR tree-optimization/50969
17880 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
17881 use vec_perm rather than vector_stmt.
17882 (vect_model_load_cost): Likewise.
17883 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
17884 vec_perm to be the same as other vector statements.
17885 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
17886 cost of vec_perm for TARGET_VSX.
17888 2012-02-06 Richard Guenther <rguenther@suse.de>
17890 PR tree-optimization/52115
17891 * tree-sra.c (access_has_replacements_p): New function.
17892 (sra_modify_assign): Use it to decide whether a use is uninitialized.
17894 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
17896 PR middle-end/52047
17897 * trans-mem.c (expand_call_tm): Add an assertion.
17898 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
17901 2012-02-06 Richard Guenther <rguenther@suse.de>
17903 PR tree-optimization/50955
17904 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
17905 raise cost of expressions that replace an address with an
17906 expression based on a different pointer.
17908 2012-02-06 Jakub Jelinek <jakub@redhat.com>
17911 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
17912 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
17914 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
17917 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
17918 -Weffc++ and specify guidelines come from second edition.
17920 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
17922 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
17923 (sibcall_value_multiple_internal, call_split, call_internal_direct)
17924 (call_direct_split, call_value_split, call_value_internal_direct)
17925 (call_value_direct_split, call_value_multiple_split): Use jal and
17926 jal_macro attributes.
17928 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
17930 * reload1.c (reload_regs_reach_end_p): Replace with...
17931 (reload_reg_rtx_reaches_end_p): ...this function.
17932 (new_spill_reg_store): Update commentary.
17933 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
17934 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
17935 before setting new_spill_reg_store.
17936 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
17937 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
17938 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
17939 for non-spill reload registers.
17941 2012-02-05 Ira Rosen <irar@il.ibm.com>
17943 PR tree-optimization/52091
17944 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
17945 (vect_is_simple_use_1): Likewise.
17946 * tree-vect-loop.c (vectorizable_reduction): Update calls
17947 to vect_is_simple_use_1 and vect_is_simple_use.
17948 (vectorizable_live_operation): Likewise.
17949 * tree-vect-patterns.c (widened_name_p,
17950 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
17951 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
17952 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
17953 vectorizable_shift,vectorizable_operation, vectorizable_store,
17954 vectorizable_load): Likewise.
17955 (vect_is_simple_cond): Add an argument, pass it to
17956 vect_is_simple_use_1.
17957 (vectorizable_condition): Update calls to vect_is_simple_cond,
17958 vect_is_simple_use.
17959 (vect_is_simple_use): Add an argument, the statement in which
17960 OPERAND is used. Check that if OPERAND's def stmt is a double
17961 reduction phi node, the use is a phi node too.
17962 (vect_is_simple_use_1): Add an argument, pass it to
17963 vect_is_simple_use.
17964 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
17965 to vect_is_simple_use.
17967 2012-02-04 Jakub Jelinek <jakub@redhat.com>
17969 PR rtl-optimization/52095
17970 * modulo-sched.c (dump_insn_locator): New function.
17971 (loop_canon_p, sms_schedule): Use it.
17973 PR rtl-optimization/52113
17974 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
17975 even for decomposable shift/zext insns.
17977 2012-02-03 Jakub Jelinek <jakub@redhat.com>
17978 Zdenek Dvorak <ook@ucw.cz>
17980 PR rtl-optimization/52092
17981 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
17982 on get_iv_value result.
17984 2012-02-02 Andrew Pinski <apinski@cavium.com>
17986 PR middle-end/47982
17987 PR middle-end/43967
17988 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
17990 2012-02-02 Jakub Jelinek <jakub@redhat.com>
17992 PR middle-end/48071
17993 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
17995 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
17997 PR rtl-optimization/49800
17998 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
17999 (sched_finish): Call regstat_free_n_sets_and_refs.
18001 2012-02-02 Jia Liu <proljc@gmail.com>
18003 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
18006 2012-02-02 Jan Hubicka <jh@suse.cz>
18007 Tom de Vries <tom@codesourcery.com>
18009 PR middle-end/51998
18010 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
18011 * varpool.c (varpool_analyze_pending_decls): Likewise.
18013 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
18014 Jayant R Sonar <jayant.sonar@kpitcummins.com>
18016 * config.gcc: Add cr16-* support.
18018 * doc/extend.texi: Document cr16 extensions.
18019 * doc/install.texi: Document cr16 install.
18020 * doc/invoke.texi: Document cr16 options.
18021 * doc/md.texi: Document cr16 constraints.
18023 * common/config/cr16/cr16-common.c: New file.
18024 * config/cr16/cr16.c: New file.
18025 * config/cr16/cr16.h: New file.
18026 * config/cr16/cr16.md: New file.
18027 * config/cr16/cr16.opt: New file.
18028 * config/cr16/cr16-protos.h: New file.
18029 * config/cr16/predicates.md: New file.
18030 * config/cr16/constraints.md: New file.
18031 * config/cr16/t-cr16: New file.
18033 2012-02-02 Jakub Jelinek <jakub@redhat.com>
18036 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
18037 that operands[2] is either immediate, or q_regs_operand.
18039 PR tree-optimization/52073
18040 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
18041 a pattern stmt for pattern uses, ignore uses outside of the loop.
18043 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
18045 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
18046 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
18047 (OUT_AS1, OUT_AS2): Remove.
18049 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
18051 PR rtl-optimization/51374
18052 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
18053 to cross other volatile_refs_p insns.
18055 2012-02-01 Richard Guenther <rguenther@suse.de>
18057 * doc/invoke.texi (fno-inline): Clarify documentation.
18058 (finline-small-functions): Likewise.
18059 (finline-functions): Likewise.
18060 * common.opt (finline): Adjust comment and documentation.
18061 (finline-small-functions): Clarify documentation.
18062 (finline-functions): Likewise.
18063 (finline-functions-called-once): Likewise.
18065 2012-02-01 Tristan Gingold <gingold@adacore.com>
18067 * c-typeck.c (composite_type): Keep mode for pointers.
18069 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
18071 * function.h (regno_reg_rtx): Adjust comment.
18072 * reginfo.c (init_reg_modes_target): Only use the previous mode
18073 if it fits within one register. Remove MIPS comment.
18075 2012-01-31 Jakub Jelinek <jakub@redhat.com>
18078 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
18080 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18082 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
18083 to srak instruction.
18085 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
18087 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
18089 2012-01-31 Jakub Jelinek <jakub@redhat.com>
18094 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
18096 2012-01-31 Richard Guenther <rguenther@suse.de>
18098 PR tree-optimization/51528
18099 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
18102 2012-01-31 Jakub Jelinek <jakub@redhat.com>
18107 * ree.c (add_removable_extension): Change def_map argument
18108 to unsigned *, store in def_map 1 + offset into *insn_list vector
18109 instead of pointers into the vector.
18110 (find_removable_extensions): Adjust caller.
18112 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
18114 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
18115 Transform all "* quoted-c-code" to { c-code }.
18116 Remove redundant test for "optimize" in combine patterns.
18117 Move (include "avr-dimode.md") to end of file.
18119 2012-01-30 Bin Cheng <bin.cheng@arm.com>
18122 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
18123 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
18125 2012-01-30 Richard Guenther <rguenther@suse.de>
18127 PR tree-optimization/52028
18128 * tree-loop-distribution.c (ldist_gen): Properly update
18131 2012-01-30 Jakub Jelinek <jakub@redhat.com>
18134 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
18135 set_cur_line_info_table if not emitting debug info.
18137 PR tree-optimization/52046
18138 * tree-vect-patterns.c (check_bool_pattern): Give up if
18139 a comparison could throw.
18142 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
18144 2012-01-30 Richard Guenther <rguenther@suse.de>
18146 PR tree-optimization/52045
18147 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
18148 SSA form if cfgcleanup did anything.
18150 2012-01-30 Richard Guenther <rguenther@suse.de>
18152 PR tree-optimization/52045
18153 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
18154 before computing final todo.
18156 2012-01-30 Richard Guenther <rguenther@suse.de>
18158 PR tree-optimization/51528
18159 * tree-sra.c (sra_modify_assign): Re-factor in preparation
18162 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
18164 * df-problems.c (df_kill_notes): Check that the use refers
18165 to the note under examination.
18167 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
18170 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
18171 parameter and use short-lived pseudos.
18172 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
18173 (sparc_expand_vector_init): Const-ify local variables and adjust
18174 calls to above functions.
18176 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
18178 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
18180 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
18182 * doc/invoke.texi: Make usage of "compile time" and
18183 "run time"/"runtime" consistent throughout the file.
18185 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
18187 * config/alpha/alpha.c (alpha_option_override): Default to
18188 full IEEE compliance mode for Go language.
18190 2012-01-29 Tijl Coosemans <tijl@coosemans.org>
18192 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
18193 (LINK_SSP_SPEC): Define.
18195 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18198 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
18201 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
18203 * doc/invoke.texi: Correct hyphenation of "floating point",
18204 "double precision", and related terminology throughout the file.
18206 2012-01-28 Jakub Jelinek <jakub@redhat.com>
18209 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
18210 arm_general_register_operand predicate for operand 2 instead of
18213 2012-01-27 Ian Lance Taylor <iant@google.com>
18216 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
18217 * builtins.c (expand_builtin_init_trampoline): Add onstack
18218 parameter. Change caller.
18219 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
18220 * tree.c (build_common_builtin_nodes): Declare
18221 __builtin_init_heap_trampoline.
18223 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
18225 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
18226 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
18227 * config/avr/avr.c: Ditto.
18228 (avr_regnames): Remove because unused.
18229 * config/avr/avr.md (*cpse.ne): New peephole.
18230 (*cpse.eq): New peephole from former cpse peepholes.
18232 2012-01-27 Michael Eager <eager@eagercon.com>
18234 * config/microblaze.c (microblaze_emit_compare): Correct
18235 test after pcmp instruction.
18237 2012-01-27 Richard Guenther <rguenther@suse.de>
18239 PR tree-optimization/52020
18240 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
18242 2012-01-27 Richard Guenther <rguenther@suse.de>
18244 * ipa-pure-const.c (check_stmt): Clobbers do not make a
18245 function non-const/pure.
18247 2012-01-27 Richard Guenther <rguenther@suse.de>
18249 PR tree-optimization/50444
18250 * tree-sra.c (build_ref_for_offset): Properly adjust the
18251 MEM_REF type for unaligned accesses.
18253 2012-01-27 Richard Guenther <rguenther@suse.de>
18255 PR tree-optimization/50444
18256 * expr.c (mem_ref_refers_to_non_mem_p): New function.
18257 (expand_assignment): Use it. Properly handle misaligned
18258 bases when expanding stores to component references.
18259 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
18260 refactor that case.
18262 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
18264 PR middle-end/51389
18265 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
18266 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
18267 * tree-data-ref.c (find_data_references_in_loop): Make static.
18268 (compute_all_dependences): Change return type to bool. Bail out
18269 for too many datarefs in a loop. Move the hunk resetting the data
18270 dependences vector from ...
18271 (compute_data_dependences_for_loop): ... here. Account for
18272 compute_all_dependences returning false.
18273 (compute_data_dependences_for_bb): Likewise.
18274 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
18275 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
18277 2012-01-27 Richard Guenther <rguenther@suse.de>
18279 PR middle-end/51959
18280 * expr.c (store_field): Use the alias-set of the scratch memory
18283 2012-01-27 Tom de Vries <tom@codesourcery.com>
18285 PR tree-optimization/51990
18286 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
18288 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
18290 2012-01-27 Jakub Jelinek <jakub@redhat.com>
18293 * var-tracking.c (reverse_op): Don't add any reverse operation
18294 if V already has any constant locations.
18296 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
18298 * doc/invoke.texi: Correct usage of "command line" (noun)
18299 vs "command-line" (adjective) throughout.
18301 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
18303 * doc/invoke.texi (Language Independent Options): Move
18304 -Wcoverage-mismatch blurb from here....
18305 (Warning Options): ...to here.
18307 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
18309 * config/rs6000/rs6000.c (rs6000_option_override_internal):
18310 Set rs6000_always_hint to false for 476.
18312 2012-01-27 Matthias Klose <doko@ubuntu.com>
18314 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
18316 * incpath.c (add_standard_paths): Likewise.
18318 2012-01-27 Richard Henderson <rth@redhat.com>
18320 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
18321 * config/m68k/sync.md (atomic_test_and_set): Rename from
18322 sync_test_and_setqi and adjust the operands.
18323 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
18324 and unconditionally enable.
18326 2012-01-27 Richard Henderson <rth@redhat.com>
18328 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
18329 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
18330 (ldstub): Rename from ldstubqi.
18331 (ldstub<I24MODE>): Remove.
18333 2012-01-27 Richard Henderson <rth@redhat.com>
18335 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
18336 * c-cppbuiltin.c (cpp_atomic_builtins): Define
18337 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
18338 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
18339 * doc/tm.texi: Rebuild.
18341 2012-01-27 Richard Henderson <rth@redhat.com>
18343 * optabs.c (gen_atomic_test_and_set): Remove default.
18344 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
18346 2012-01-26 Jakub Jelinek <jakub@redhat.com>
18348 PR rtl-optimization/51978
18349 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
18350 (combine_reaching_defs): Likewise.
18351 (struct re_info): Remove.
18352 (add_removable_extension): Remove x and data arguments,
18353 add insn, insn_list and def_map. Use the arguments directly
18354 instead of using struct re_info.
18355 (find_removable_extensions): Don't call add_removable_extension
18356 through note_stores, instead just call it with single_set
18357 result if non-NULL.
18358 (find_and_remove_re): Pass curr_cand->expr instead of
18359 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
18361 2012-01-26 Michael Matz <matz@suse.de>
18363 PR tree-optimization/46590
18364 * cfgexpand.c: Revert last change (r183305).
18365 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
18367 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
18368 checking for emptiness.
18370 2012-01-26 Jakub Jelinek <jakub@redhat.com>
18372 PR middle-end/51895
18373 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
18374 non-addressable non-BLKmode base correctly.
18376 2012-01-26 Michael Matz <matz@suse.de>
18378 PR tree-optimization/48794
18379 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
18380 regions referenced from RESX/EH_DISPATCH.
18382 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18384 * config/s390/s390.h: Make BRANCH_COST an option.
18385 * config/s390/s390.opt: New option -mbranch-cost.
18387 2012-01-26 Richard Henderson <rth@redhat.com>
18389 Revert 2012-01-24 change:
18390 * trans-mem.c (requires_barrier): Do not instrument thread local
18391 variables and emit save/restore for them.
18393 2012-01-25 Jakub Jelinek <jakub@redhat.com>
18395 PR middle-end/51986
18396 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
18399 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
18401 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
18404 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
18407 Rename __pgm to __flash.
18408 Rename __pgm1 to __flash1.
18409 Rename __pgm2 to __flash2.
18410 Rename __pgm3 to __flash3.
18411 Rename __pgm4 to __flash4.
18412 Rename __pgm5 to __flash5.
18413 Rename __pgmx to __memx.
18414 * doc/extend.texi (AVR Named Address Spaces)
18415 Rename address space names as indicated above.
18416 * config/avr/avr.c (avr_addrspace): Ditto.
18418 * config/avr/avr-protos.h
18419 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
18420 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
18421 * config/avr/predicates.md: Ditto.
18422 * config/avr/avr.c Ditto, and
18423 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
18424 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
18426 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
18427 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
18428 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
18429 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
18430 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
18431 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
18432 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
18433 * config/avr/avr.c: Ditto.
18434 * config/avr/avr.md: Ditto.
18436 2012-01-25 Jason Merrill <jason@redhat.com>
18439 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
18441 2012-01-25 Jakub Jelinek <jakub@redhat.com>
18443 PR tree-optimization/51987
18444 * tree-data-ref.c (get_references_in_stmt): Handle references in
18445 non-volatile GIMPLE_ASM.
18447 2012-01-25 Richard Guenther <rguenther@suse.de>
18449 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
18450 bases are dereferenced.
18452 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
18454 PR rtl-optimization/48374
18455 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
18457 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
18459 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
18460 compute_data_dependences_for_loop returns false.
18461 * tree-parloops.c (loop_parallel_p): Likewise.
18463 2012-01-25 Richard Guenther <rguenther@suse.de>
18465 * tree.h (get_pointer_alignment_1): Declare.
18466 * builtins.c (get_pointer_alignment_1): New function.
18467 (get_pointer_alignment): Use it.
18469 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
18471 PR rtl-optimization/48308
18472 * combine.c (enum undo_kind): Add UNDO_LINKS.
18473 (struct undo): Add member l to other_contents and where.
18474 (do_SUBST_LINK): New.
18476 (try_combine): Handle LOG_LINKS for the dummy i1 case.
18477 (undo_all): Handle UNDO_LINKS.
18479 2012-01-25 Richard Henderson <rth@redhat.com>
18481 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
18484 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
18486 * optabs.c (gen_atomic_test_and_set): Use each argument.
18488 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
18490 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
18491 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
18492 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
18493 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
18494 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
18495 TARGET_PAIRED_SINGLE_FLOAT.
18497 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
18499 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
18500 (in_struct, return_val): Remove MEM documentation.
18501 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
18502 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
18503 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
18505 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
18506 * cfgexpand.c (add_alias_set_conflicts): Likewise.
18507 * expr.c (store_field): Likewise.
18508 * function.c (assign_stack_temp_for_type): Likewise.
18509 * ifcvt.c (noce_try_cmove_arith): Likewise.
18510 * reload1.c (reload): Likewise.
18511 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
18512 (alpha_set_memflags): Likewise.
18513 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
18515 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
18517 * rtl.h (true_dependence, canon_true_dependence): Remove varies
18519 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
18520 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
18521 (true_dependence_1, true_dependence, canon_true_dependence): Remove
18523 * cselib.c (cselib_rtx_varies_p): Delete.
18524 (cselib_invalidate_mem): Update call to canon_true_dependence.
18525 * dse.c (record_store, check_mem_read_rtx): Likewise.
18526 (scan_reads_nospill): Likewise.
18527 * cse.c (check_dependence): Likewise.
18528 (cse_rtx_varies_p): Delete.
18529 * expr.c (safe_from_p): Update call to true_dependence.
18530 * ira.c (validate_equiv_mem_from_store): Likewise.
18531 (memref_referenced_p): Likewise.
18532 * postreload-gcse.c (find_mem_conflicts): Likewise.
18533 * sched-deps.c (sched_analyze_2): Likewise.
18534 * store-motion.c (load_kills_store): Likewise.
18535 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
18536 * gcse.c (mems_conflict_for_gcse_p): Likewise.
18537 (compute_transp): Update call to canon_true_dependence.
18539 2012-01-25 Richard Henderson <rth@redhat.com>
18541 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
18542 (maybe_emit_atomic_test_and_set): New.
18543 (expand_sync_lock_test_and_set): Use it.
18544 (expand_atomic_test_and_set): Likewise.
18545 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
18546 the implementation; clarify implementation defined details.
18547 * doc/md.texi (atomic_test_and_set): Document.
18549 2012-01-25 Richard Henderson <rth@redhat.com>
18551 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
18553 2012-01-25 Richard Henderson <rth@redhat.com>
18556 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
18557 to effect no-op split.
18559 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
18562 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
18563 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
18564 (BT_FN_VOID_PTR_INT_SIZE): New.
18565 (BT_FN_UINT_UINT_VAR): Remove.
18566 (BT_FN_UINT32_UINT32_VAR): New.
18567 (BT_FN_DOUBLE_VPTR): Remove.
18568 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
18570 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
18571 (_ITM_changeTransactionMode): Same.
18572 (_ITM_memmoveRtWt): Change return type to void.
18573 (_ITM_memcpyRtWt): Same.
18574 (_ITM_memsetW): Same.
18575 (_ITM_RaRD): Change types to double.
18580 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
18582 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
18583 Patrick Marlier <patrick.marlier@gmail.com>
18585 * trans-mem.c (requires_barrier): Do not instrument thread local
18586 variables and emit save/restore for them.
18588 2012-01-24 Jason Merrill <jason@redhat.com>
18591 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
18592 output static aliases.
18594 2012-01-24 Jakub Jelinek <jakub@redhat.com>
18597 * common.opt (-pie, -shared, pie, shared): Change from Common to
18599 * gcc.c (display_help): Display help for -pie and -shared.
18601 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
18604 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
18605 Remove note on size/offset limitation.
18606 (AVR Variable Attributes): Add example how to read data located
18607 with progmem. Refer to named address spaces.
18608 * doc/invoke.texi (AVR Options): Fix typo.
18610 2012-01-24 Richard Guenther <rguenther@suse.de>
18612 Forward-port to trunk
18613 2010-09-21 Jakub Jelinek <jakub@redhat.com>
18615 PR middle-end/45678
18616 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
18617 op0 isn't sufficiently aligned and there is movmisalignM
18618 insn for mode, use it to load op0 into a temporary register.
18620 2012-01-24 Jakub Jelinek <jakub@redhat.com>
18623 * target.def (const_not_ok_for_debug_p): New hook.
18624 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
18626 * doc/tm.texi: Regenerated.
18627 * dwarf2out.c (const_ok_for_output_1): If
18628 targetm.const_not_ok_for_debug_p returns true, fail.
18629 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
18631 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
18633 2012-01-23 Kai Tietz <ktietz@redhat.com>
18636 * config/i386/predicates.md (symbolic_operand): Allow
18637 UNSPEC_PCREL as PIC expression for lea.
18638 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
18639 * config/i386/i386.c (ix86_delegitimize_address): Handle
18640 UNSPEC_PCREL for none-MEM, too.
18642 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
18644 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
18645 (ipa_tm_create_version_alias): Same.
18647 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
18650 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
18651 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
18653 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
18654 Patrick Marlier <patrick.marlier@gmail.com>
18655 Iain Sandoe <developer@sandoe-acoustics.co.uk>
18658 * lto-wrapper.c (run_gcc): Pass the LTO section name to
18659 simple_object_start_read.
18661 2012-01-23 Richard Guenther <rguenther@suse.de>
18664 PR tree-optimization/51895
18665 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
18666 parameter decomposition into BLKmode components.
18668 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
18670 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
18671 fake variables for restrict-qualified pointers whose pointed-to type
18672 contains a placeholder.
18674 2012-01-23 Richard Guenther <rguenther@suse.de>
18676 PR tree-optimization/51949
18677 * ipa-split.c (execute_split_functions): Do not split malloc functions.
18679 2012-01-23 Jakub Jelinek <jakub@redhat.com>
18681 PR rtl-optimization/51933
18682 * ree.c (transform_ifelse): Return true right away if dstreg is
18683 already wider or equal to cand->mode.
18684 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
18685 (make_defs_and_copies_lists): Remove defs_list and copies_list
18686 arguments, add state argument, just truncate state->work_list
18687 instead of always allocating and freeing the vector. Assert that
18688 get_defs succeeds instead of returning 2. Changed return type to bool.
18689 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
18690 have ext_src_mode, see if it has been modified already with the
18691 right kind of extension and has been extended before from the
18692 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
18693 just return true. Remember the original mode in state->modified array.
18694 (combine_reaching_defs): Add state argument. Don't allocate and
18695 free here def_list, copied_list and vec vectors, instead just
18696 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
18697 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
18698 Add state variable, clear vectors in it, initialize state.modified
18699 if needed. Free all the vectors at the end and state.modified too.
18700 Don't skip a candidate if the extension expression has been modified.
18702 2012-01-22 Douglas B Rupp <rupp@gnat.com>
18705 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
18706 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
18707 (extra_options) interix.opt -> i386/interix.opt"
18708 (extra_objs):Add winnt-stubs.o
18709 * configure.ac: Add interix to target_os .comm on PE check.
18710 * configure: Regenerate.
18711 * config/interix3.h: Delete and move bits to..
18712 * config/interix.h: Delete and move bits to..
18713 * config/i386/i386-interix3.h: Delete and move bits to..
18714 * config/i386/i386-interix.h: ..here.
18715 (TARGET_CPU_DEFAULT): Remove redefinition.
18716 (TARGET_ASM_CONSTRUCTOR): Undefine.
18717 (SUBTARGET_SWITCHES): Define for ms-bitfields.
18718 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
18719 (PTRDIFF_TYPE): Define.
18720 (LONG_DOUBLE_TYPE_SIZE): Define.
18721 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
18722 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
18723 (TARGET_SECTION_TYPE_FLAGS): Define.
18724 (ASM_DECLARE_FUNCTION_NAME): Define.
18725 (ASM_OUTPUT_EXTERNAL): Define.
18726 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
18727 (ASM_OUTPUT_ALIGNED_BSS): Define.
18728 (PCC_BITFIELD_TYPE_MATTERS): Define.
18729 (USE_CONST_SECTION): Define.
18730 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
18731 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
18732 (SUPPORTS_ONE_ONLY): Remove.
18733 (I386_PE_STRIP_ENCODING): Define.
18734 * config/interix.opt: Delete and move bits to..
18735 * config/i386/interix.opt: ..here. New.
18736 (mpe-aligned-commons): Add.
18737 * config/i386/t-interix: Add copyright header.
18738 (winnt-stubs.o): Add rule.
18740 2012-01-22 Jason Merrill <jason@redhat.com>
18743 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
18744 for extra name aliases.
18746 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
18748 PR rtl-optimization/51924
18749 * ree.c (combine_set_extension): Improve debugging message.
18750 (combine_reaching_defs): Likewise.
18751 (get_defs): Rename confusingly named variable.
18752 (find_and_remove_re): Skip a candidate if the extension expression has
18755 2012-01-21 Robert Millan <rmh@gnu.org>
18756 Gerald Pfeifer <gerald@pfeifer.com>
18758 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
18759 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
18761 2012-01-20 Jakub Jelinek <jakub@redhat.com>
18763 PR tree-optimization/51914
18764 * tree-vect-stmts.c (vectorizable_conversion): For
18765 cvt_type && modifier == WIDEN, put temporary with cvt_type
18766 at the beginning of vec_dsts and set vec_dest to temporary
18769 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
18771 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
18773 2012-01-20 Tijl Coosemans <tijl@coosemans.org>
18775 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
18776 * config/rs6000/rs6000.c: Likewise.
18778 2012-01-20 Jakub Jelinek <jakub@redhat.com>
18781 * config/arm/arm.c (arm_count_output_move_double_insns): Call
18782 output_move_double on a copy of operands array.
18784 2012-01-20 Cary Coutant <ccoutant@google.com>
18785 Dodji Seketeli <dodji@redhat.com>
18788 * dwarf2out.c (copy_declaration_context): Return ref to parent
18789 of declaration DIE, if necessary.
18790 (remove_child_or_replace_with_skeleton): Add new parameter; update
18791 caller. Place skeleton DIE under parent DIE of original declaration.
18792 Move call to copy_declaration_context to here ...
18793 (break_out_comdat_types): ... from here.
18795 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18797 PR rtl-optimization/51856
18798 * reload.c (find_reloads_subreg_address): Set the address_reloaded
18801 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
18804 * config/arm/arm.c (arm_print_operand): Correct output of alignment
18805 hints for neon loads and stores.
18807 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
18811 * doc/extend.texi (Named Address Spaces): Split into subsections.
18812 (AVR Named Address Spaces): New subsection.
18813 (M32C Named Address Spaces): New subsection.
18814 (RL78 Named Address Spaces): New subsection.
18815 (SPU Named Address Spaces): New subsection.
18816 (Variable Attributes): New anchor "AVR Variable Attributes".
18817 (AVR Variable Attributes): Rewrite and avoid wording
18818 "address space" in this context.
18819 * doc/invoke.texi (AVR Options): Rewrite and add documentation
18820 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
18821 (AVR Built-in Macros): New subsubsection therein.
18822 * doc/md.texi (AVR constraints): Remove "C04", "R".
18824 2012-01-20 Richard Guenther <rguenther@suse.de>
18826 PR tree-optimization/51903
18827 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
18828 when removing stmts.
18830 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
18833 * config/arm/arm.c (arm_load_pic_register): Use
18834 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
18835 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
18836 (arm_pic_static_addr): Likewise.
18837 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
18838 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
18839 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
18840 (pic_load_addr_unified): New.
18842 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
18845 * function.c (instantiate_virtual_regs_in_insn): Use
18846 delete_insn_and_edges when removing a wrong asm insn.
18848 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
18850 PR rtl-optimization/40761
18851 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
18852 Add new member loop_num.
18853 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
18854 (ira_build): Remove the parameter.
18856 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
18857 (ira.c): Do not build CFG loops for one region allocation. Remove
18858 argument from ira_build call.
18860 * ira-build.c (init_loop_tree_node): New function.
18861 (create_loop_tree_nodes): Use it. Separate the case when CFG
18862 loops are not built.
18863 (more_one_region_p): Check current_loops.
18864 (finish_loop_tree_nodes): Separate the case when CFG loops are not
18866 (add_loop_to_tree): Process loop equal to NULL too.
18867 (form_loop_tree): Separate the case when CFG loops are not built.
18868 Use explicitly number for the root.
18869 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
18871 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
18872 instead of loop->num.
18873 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
18874 (mark_all_loops_for_removal): Ditto.
18875 (remove_unnecessary_regions): Separate the case when CFG loops
18877 (ira_build): Remove the parameter. Use explicit number of regions
18878 when CFG loops are not built.
18880 * ira-color.c (print_loop_title): Separate the case for the root node.
18881 Use loop_num instead of loop->num.
18882 (move_spill_restore): Use loop_num instead of loop->num.
18884 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
18885 (change_loop): Ditto.
18886 (change_loop): Use loop_num instead of loop->num.
18888 * ira-lives.c (process_bb_node_lives): Ditto.
18890 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
18892 * ira-conflicts.c (print_allocno_conflicts): Ditto.
18894 2012-01-19 Jakub Jelinek <jakub@redhat.com>
18896 PR libmudflap/40778
18897 * tree-mudflap.c (mf_artificial): New function.
18898 (execute_mudflap_function_ops, execute_mudflap_function_decls,
18899 mx_register_decls, mudflap_enqueue_decl): Use it.
18902 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
18903 numbers in the insn pattern.
18905 2012-01-19 Michael Matz <matz@suse.de>
18907 PR tree-optimization/46590
18908 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
18909 use it in remembering which conflicts we already created.
18910 (add_scope_conflicts): Adjust call to above, (de)allocate helper
18913 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
18916 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
18917 (merge_and_complain): Same.
18919 2012-01-19 Jakub Jelinek <jakub@redhat.com>
18922 * config/initfini-array.h: Guard content of the header
18923 with #ifdef HAVE_INITFINI_ARRAY.
18924 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
18925 Add initfini-array.h to tm_file here.
18926 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
18927 * config.gcc: Don't add initfini-array.h to tm_file here.
18928 * configure: Regenerated.
18930 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
18932 PR rtl-optimization/51505
18933 * df-problems.c (df_kill_notes): New parameter live. Update comment.
18934 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
18935 (df_note_bb_compute): Update the call to df_kill_notes.
18937 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
18939 * trans-mem.c (requires_barrier): Remove call to is_global_var.
18941 2012-01-18 Richard Guenther <rguenther@suse.de>
18943 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
18944 of conversions to void *.
18946 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18947 Richard Sandiford <rdsandiford@googlemail.com>
18949 PR middle-end/50325
18950 PR middle-end/51192
18951 * optabs.h (simplify_expand_binop): Declare.
18952 * optabs.c (simplify_expand_binop): Make global.
18953 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
18954 endian targets if the source cannot be exactly covered by word
18957 2012-01-17 Jakub Jelinek <jakub@redhat.com>
18960 * hard-reg-set.h (struct hard_reg_set_container): New type.
18961 * target.h (struct hard_reg_set_container): Forward declare.
18962 * target.def (set_up_by_prologue): New target hook.
18963 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
18964 * doc/tm.texi: Regenerated.
18965 * function.c (thread_prologue_and_epilogue_insns): Change
18966 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
18967 Call targetm.set_up_by_prologue on it.
18968 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
18969 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
18971 2012-01-17 Nick Clifton <nickc@redhat.com>
18973 * config/rx/rx.c (rx_can_use_simple_return): New function.
18974 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
18975 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
18977 2012-01-17 Richard Guenther <rguenther@suse.de>
18979 PR middle-end/51782
18980 * expr.c (expand_assignment): Take address-space information
18981 from the address operand of MEM_REF and TARGET_MEM_REF.
18982 (expand_expr_real_1): Likewise.
18984 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18986 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
18987 reload dump is requested.
18989 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
18992 * trans-mem.c (requires_barrier): Call may_be_aliased.
18994 2012-01-17 Jakub Jelinek <jakub@redhat.com>
18996 PR tree-optimization/51877
18997 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
18998 call arguments and fndecls compare equal, instead return false if they
18999 don't. Return true only if lhs1 and lhs2 are either both NULL, or
19000 both SSA_NAMEs that are valueized the same, or they satisfy
19003 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19005 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
19007 * configure: Regenerate.
19009 2012-01-16 Jan Hubicka <jh@suse.cz>
19013 * convert.c (convert_to_integer): Use fold_convert for
19014 converting an INTEGER_CST to integer type.
19016 2012-01-16 Jason Merrill <jason@redhat.com>
19019 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
19021 2012-01-16 Jakub Jelinek <jakub@redhat.com>
19024 * config/s390/s390.c (s390_chunkify_start): Don't skip
19025 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
19026 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
19027 If insn is followed by NOTE_INSN_VAR_LOCATION or
19028 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
19029 Don't use location of note insns.
19031 PR tree-optimization/51865
19032 * tree-inline.c (tree_function_versioning): Call remap_decl
19033 on DECL_RESULT whenever it has VOID_TYPE_P type.
19035 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
19037 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
19038 for calls to locally-binding MIPS16 functions if only the return
19039 type uses float regs.
19041 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
19042 Richard Sandiford <rdsandiford@googlemail.com>
19044 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
19045 (SYMBOL_32_HIGH): Likewise.
19046 (mips_output_tls_reloc_directive): Declare.
19047 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
19048 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
19049 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
19050 (mips_lo_relocs, mips_hi_relocs): Make extern.
19051 (mips16_stub_function): Move up file.
19052 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
19053 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
19054 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
19055 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
19056 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
19057 (mips_get_tp): Add MIPS16 support.
19058 (mips_legitimize_tls_address): Remove MIPS16 sorry().
19059 Generalize DTPREL and TPREL handling.
19060 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
19061 Add MIPS16 TLS support.
19062 (mips_output_tls_reloc_directive): New function.
19063 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
19064 * config/mips/predicates.md (symbolic_operand_with_high)
19065 (tls_reloc_operand): New predicates.
19066 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
19067 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
19068 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
19069 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
19070 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
19071 (*tls_get_tp_mips16_call_<mode>): Likewise.
19073 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
19075 PR rtl-optimization/51821
19076 * recog.c (peep2_find_free_register): Determine clobbered registers
19079 2012-01-14 Denis Chertykov <chertykov@gmail.com>
19082 * config/avr/avr-protos.h: Revert change of 2012-01-09.
19083 * config/avr/avr.c: Likewise.
19084 * config/avr/avr.h: Likewise.
19086 2012-01-13 Ian Lance Taylor <iant@google.com>
19089 * tree.h (TYPE_QUALS): Add cast to int.
19090 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
19092 2012-01-13 Ian Lance Taylor <iant@google.com>
19094 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
19095 comparing param_index to VEC_length result.
19097 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
19099 * c-decl.c: Do not include tree-mudflap.h
19100 * tree-optimize.c: Likewise.
19101 * Makefile.in: Update dependencies.
19103 2012-01-13 Richard Guenther <rguenther@suse.de>
19106 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
19107 variable-sized result always use RSO.
19109 2012-01-12 DJ Delorie <dj@redhat.com>
19111 * cfgexpand.c (convert_debug_memory_address): Allow any valid
19112 pointer type, not just the default pointer type.
19114 2012-01-09 Richard Henderson <rth@redhat.com>
19115 Denis Chertykov <chertykov@gmail.com>
19118 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
19119 * config/avr/avr.c (avr_can_eliminate): Simplify.
19120 (avr_initial_elimination_offset): Likewise.
19121 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
19122 (expand_epilogue): Likewise.
19123 (avr_legitimize_address): Gut.
19124 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
19125 (avr_hard_regno_nregs): New.
19126 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
19127 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
19128 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
19129 add soft frame pointer.
19130 (CALL_USED_REGISTERS): Likewise.
19131 (REG_CLASS_CONTENTS): Likewise.
19132 (REGISTER_NAMES): Likewise.
19133 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
19134 (HARD_FRAME_POINTER_REGNUM): New.
19135 (FRAME_POINTER_REGNUM): Use soft frame pointer.
19136 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
19137 remove the HARD_FRAME_POINTER self-elimination.
19139 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
19142 * config/avr/avr.c (avr_encode_section_info): Test for absence of
19143 DECL_EXTERNAL when checking for initializers of progmem variables.
19145 2012-01-12 Ira Rosen <irar@il.ibm.com>
19147 PR tree-optimization/51799
19148 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
19149 that the last operation is a type demotion.
19151 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
19153 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
19154 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
19156 2012-01-11 Jakub Jelinek <jakub@redhat.com>
19159 * combine.c (distribute_notes): If i3 is a noreturn call,
19160 allow old_size to be equal to args_size and make sure the
19161 noreturn call gets REG_ARGS_SIZE note.
19162 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
19163 on noreturn calls even when the delta is 0.
19165 2012-01-11 Nathan Sidwell <nathan@acm.org>
19167 * gcov.c (STRING_SIZE): Remove.
19168 (generate_results): Erase annotations for source files with no
19169 coverage information.
19171 (output_lines): Use it.
19173 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
19175 * gimple.h (gimplify_body): Remove first argument.
19176 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
19177 pointer set here, instead just pass DATA to walk_tree.
19178 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
19179 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
19180 (unvisit_body): Likewise, but with unmark_visited.
19181 (gimplify_body): Remove BODY_P argument and adjust.
19182 (gimplify_function_tree): Adjust call to gimplify_body.
19183 * omp-low.c (finalize_task_copyfn): Likewise.
19185 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
19187 * tree.h (build_function_decl_skip_args): Add boolean parameter.
19188 (build_function_type_skip_args): Delete.
19189 * tree.c (build_function_type_skip_args): Make static and add
19190 SKIP_RETURN parameter. Fix thinko in the handling of variants.
19191 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
19192 pass it to build_function_type_skip_args.
19193 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
19194 (tree_function_versioning): Likewise.
19195 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
19196 build_function_decl_skip_args.
19197 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
19198 and pass it to build_function_decl_skip_args/tree_function_versioning.
19199 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
19200 * ipa-inline-transform.c (save_inline_function_body): Likewise.
19201 * trans-mem.c (ipa_tm_create_version): Likewise.
19202 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
19203 * tree-inline.c (declare_return_variable): Remove always-true test.
19204 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
19205 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
19206 * ipa-split.c (split_function): Skip the return value for the split
19207 part if it doesn't return.
19209 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19211 PR tree-optimization/49642
19212 * ipa-split.c (forbidden_dominators): New variable.
19213 (check_forbidden_calls): New function.
19214 (dominated_by_forbidden): Likewise.
19215 (consider_split): Check for forbidden dominators.
19216 (execute_split_functions): Initialize and free forbidden
19217 dominators info; call check_forbidden_calls.
19219 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
19221 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
19223 2012-01-11 Nick Clifton <nickc@redhat.com>
19225 * config/rx/rx.md (return): Define pattern.
19227 2012-01-11 Richard Guenther <rguenther@suse.de>
19229 * doc/extend.texi (malloc attribute): Adjust according to
19232 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
19233 Patrick Marlier <patrick.marlier@gmail.com>
19235 PR middle-end/51516
19236 * trans-mem.c (get_cg_data): Traverse aliases if requested.
19237 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
19238 (ipa_tm_note_irrevocable): Same.
19239 (ipa_tm_scan_irr_block): Same.
19240 (ipa_tm_decrement_clone_counts): Same.
19241 (ipa_tm_scan_irr_function): Same.
19242 (ipa_tm_create_version_alias): Same.
19243 (ipa_tm_create_version): Same.
19244 (ipa_tm_transform_calls_redirect): Same.
19245 (ipa_tm_transform_calls): Same.
19246 (ipa_tm_transform_transaction): Same.
19247 (ipa_tm_execute): Same.
19249 2012-01-10 Richard Guenther <rguenther@suse.de>
19251 PR middle-end/51806
19252 * opts.c (common_handle_option): Handle -Werror.
19254 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
19256 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
19259 2012-01-10 Jason Merrill <jason@redhat.com>
19261 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
19264 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19266 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
19267 supports R_386_TLS_GD_PLT reloc.
19268 (gcc_cv_as_ix86_tlsldmplt): Check if linker
19269 supports R_386_TLS_LDM_PLT reloc.
19270 * configure: Regenerate.
19271 * config.in: Regenerate.
19273 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
19276 Extend __pgmx semantics to linearize memory.
19277 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
19278 determine if code comes inline or from libgcc.
19279 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
19280 (movmem_qi, movmem_qi): Set constraint #2 to "n".
19281 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
19282 (movmemx_qi, movmemx_hi): New insns.
19283 (xload_<mode>_libgcc): Rewrite to new insn condition.
19284 (xload_<mode>): Remove insns.
19285 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
19286 cases that don't satisfy avr_xload_libgcc_p().
19287 (avr_addr_space_convert): Allow converting in any direction.
19288 (avr_addr_space_subset_p): Return always true.
19289 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
19290 (avr_emit_movmemhi): Ditto.
19291 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
19292 (avr_out_movmem): Ditto.
19293 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
19294 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
19295 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
19296 (avr_encode_section_info): Encode 'progmem' in symbol flags.
19297 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
19299 2012-01-10 Richard Guenther <rguenther@suse.de>
19301 PR tree-optimization/50913
19302 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
19303 Require data-refs to be representable by Graphite with respect
19306 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
19308 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
19309 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
19311 2012-01-10 Tom de Vries <tom@codesourcery.com>
19313 PR rtl-optimization/51271
19314 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
19315 handling annulled branch.
19317 2012-01-10 Richard Henderson <rth@redhat.com>
19319 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
19320 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
19321 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
19322 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
19323 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
19324 arm_expand_vec_perm_const): New.
19325 * config/arm/arm-protos.h: Update.
19326 * config/arm/neon.md (UNSPEC_VCONCAT): New.
19327 (*neon_vswp<VDQX>): New.
19328 (neon_vcombine<VDX>): Use neon_split_vcombine.
19329 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
19330 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
19331 (vec_perm<VE>): New.
19333 2012-01-10 Richard Henderson <rth@redhat.com>
19335 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
19336 use it if reload_completed.
19337 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
19338 arm_output_asm_insn, arm_process_output_memory_barrier,
19339 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
19340 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
19341 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
19342 arm_process_output_sync_insn, arm_output_sync_insn,
19343 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
19344 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
19345 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
19346 (emit_unlikely_jump): New.
19347 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
19348 (arm_split_atomic_op): New.
19349 * config/arm/arm-protos.h: Update.
19350 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
19351 (struct arm_sync_generator): Remove.
19352 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
19353 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
19354 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
19355 (VUNSPEC_LL, VUNSPEC_SC): New.
19356 (sync_result, sync_memory, sync_required_value, sync_new_value,
19357 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
19358 (attr length): Don't use arm_sync_loop_insns.
19359 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
19360 (movsfcc, movdfcc): Likewise.
19361 * config/arm/constraints.md (Ua): New.
19362 * config/arm/prediates.md (mem_noofs_operand): New.
19363 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
19364 (sync_clobber, sync_t2_reqd): Remove.
19365 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
19366 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
19367 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
19368 (arm_sync_compare_and_swap<SIDI>): Remove.
19369 (arm_sync_compare_and_swap<NARROW>): Remove.
19370 (arm_sync_lock_test_and_set<SIDI>): Remove.
19371 (arm_sync_lock_test_and_set<NARROW>): Remove.
19372 (arm_sync_new_<syncop><SIDI>): Remove.
19373 (arm_sync_new_<syncop><NARROW>): Remove.
19374 (arm_sync_new_nand<SIDI>): Remove.
19375 (arm_sync_new_nand<NARROW>): Remove.
19376 (arm_sync_old_<syncop><SIDI>): Remove.
19377 (arm_sync_old_<syncop><NARROW>): Remove.
19378 (arm_sync_old_nand<SIDI>): Remove.
19379 (arm_sync_old_nand<NARROW>): Remove.
19380 (*memory_barrier): Merge arm_output_memory_barrier.
19381 (atomic_compare_and_swap<QHSD>): New.
19382 (atomic_compare_and_swap<NARROW>_1): New.
19383 (atomic_compare_and_swap<SIDI>_1): New.
19384 (atomic_exchange<QHSD>): New.
19385 (cas_cmp_operand, cas_cmp_str): New.
19386 (atomic_op_operand, atomic_op_str): New.
19387 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
19388 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
19389 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
19390 (arm_load_exclusive<NARROW>): New.
19391 (arm_load_exclusivesi, arm_load_exclusivedi): New.
19392 (arm_store_exclusive<QHSD>): New.
19394 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
19396 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
19397 reload patterns if -mvsx-scalar-memory.
19399 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
19400 generated, even -mno-vsx-scalar-double was used.
19401 (vsx_xscvdpsp_scalar): Likewise.
19402 (vsx_xscvspdp_scalar2): Likewise.
19404 2012-01-09 Tom de Vries <tom@codesourcery.com>
19405 Andrew Pinski <apinski@cavium.com>
19408 * reorg.c (fill_slots_from_thread): Don't speculate
19409 frame-related insns.
19411 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
19413 * sched-int.h (bb_note): Move to...
19414 * basic-block.h: ...here.
19415 * haifa-sched.c (bb_note): Move to...
19416 * cfgrtl.c: ...here.
19417 * function.c (next_block_for_reg): New function.
19418 (move_insn_for_shrink_wrap): Likewise.
19419 (prepare_shrink_wrap): Rewrite to use the above.
19421 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
19423 * gimple.c (is_gimple_non_addressable): Remove.
19424 * gimple.h: Remove is_gimple_non_addressable.
19425 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
19426 is_gimple_non_addressable.
19427 * trans-mem.c (expand_assign_tm): Same.
19429 2012-01-09 Richard Guenther <rguenther@suse.de>
19431 PR tree-optimization/51775
19432 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
19433 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
19435 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
19437 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
19439 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
19441 2012-01-09 Richard Guenther <rguenther@suse.de>
19443 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
19445 2012-01-08 Jan Hubicka <jh@suse.cz>
19447 PR tree-optimize/51680
19448 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
19449 on when known_vals needs to be computed; cleanup.
19451 2012-01-08 Jan Hubicka <jh@suse.cz>
19453 PR tree-optimize/51694
19454 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
19456 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
19458 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
19459 for -std=c++98 and -std=c++11 too.
19461 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
19463 * cfgloop.c (cancel_loop): Add free() of bbs array.
19465 2012-01-07 Jan Hubicka <jh@suse.cz>
19467 PR tree-optimization/51600
19468 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
19469 that benefits small functions.
19471 2012-01-07 Jan Hubicka <jh@suse.cz>
19473 * ipa-inline.c (want_inline_small_function_p): Fix formating.
19475 2012-01-07 Jan Hubicka <jh@suse.cz>
19477 PR tree-optimization/51680
19478 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
19479 whose inlining reduce unit size.
19481 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
19484 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
19485 Add canonical node to containing_mem chain after the non-canonical
19486 one, even if there weren't any locs to propagate.
19487 (remove_useless_values): Keep only canonical values.
19488 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
19489 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
19490 canonicalize mem_chain elements that are not discarded.
19492 2012-01-06 Jakub Jelinek <jakub@redhat.com>
19495 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
19496 before emitting functions.
19498 PR gcov-profile/50127
19499 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
19500 clear_aux_for_blocks.
19502 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
19505 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
19507 2012-01-06 Arnaud Charlet <charlet@adacore.com>
19509 * c-decl.c (ext_block): Moved up.
19510 (collect_all_refs, for_each_global_decl): Take ext_block into account.
19512 2012-01-06 Han Shen <shenhan@google.com>
19514 Translate built-in include paths for sysroot.
19515 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
19516 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
19518 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
19519 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
19521 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
19522 control whether sysroot should be prepended to gxx include dir.
19524 * configure: Regenerate.
19526 2012-01-06 Torvald Riegel <triegel@redhat.com>
19528 PR rtl-optimization/51771
19529 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
19530 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
19532 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
19534 PR tree-optimization/51315
19535 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
19536 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
19538 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
19541 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
19542 for shrp pattern. Correctly handle and fixup shift variable.
19543 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
19545 2012-01-05 Jakub Jelinek <jakub@redhat.com>
19548 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
19549 note when !ACCUMULATE_OUTGOING_ARGS.
19551 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
19553 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
19555 (extract_range_from_unary_expr_1): Avoid useless computations.
19557 2012-01-05 Jakub Jelinek <jakub@redhat.com>
19559 PR rtl-optimization/51767
19560 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
19561 of jump_block and add an extra edge for degenerated asm gotos.
19563 PR middle-end/51768
19564 * stmt.c (check_unique_operand_names): Don't ICE during error
19565 reporting if i is from labels chain.
19567 PR middle-end/44777
19568 * profile.c (branch_prob): Split bbs that have exit edge
19569 and need a fake entry edge too.
19571 2012-01-05 Jan Hubicka <jh@suse.cz>
19573 PR middle-end/49710
19574 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
19577 2012-01-05 Richard Guenther <rguenther@suse.de>
19580 * tree-streamer-out.c (write_ts_optimization): New function.
19581 (streamer_write_tree_body): Call it.
19582 * tree-streamer-in.c (lto_input_ts_optimization): New function.
19583 (streamer_read_tree_body): Call it.
19584 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
19586 2012-01-05 Jakub Jelinek <jakub@redhat.com>
19588 PR middle-end/51761
19589 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
19590 * gimplify.c (gimplify_cleanup_point_expr): Save and set
19591 in_cleanup_point_expr before gimplify_stmt call and restore it
19593 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
19594 in_cleanup_point_expr is false.
19596 2012-01-05 Richard Guenther <rguenther@suse.de>
19598 PR middle-end/51764
19599 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
19601 * toplev.c (process_options): Reject combining mudflap and LTO.
19602 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
19604 2012-01-05 Richard Guenther <rguenther@suse.de>
19606 PR tree-optimization/51760
19607 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
19609 (bit_value_unop): Handle UNDEFINED operands.
19610 (bit_value_binop): Likewise.
19612 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
19614 * config/avr/avr.c (avr_replace_prefix): Remove.
19615 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
19616 (avr_asm_function_rodata_section): Ditto.
19617 (avr_asm_select_section): Ditto.
19619 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
19621 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
19624 2012-01-05 Jakub Jelinek <jakub@redhat.com>
19627 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
19628 calls that have any non-fake successor edges.
19631 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
19633 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
19635 PR tree-optimization/51624
19636 * tree-sra.c (build_ref_for_model): When replicating a chain of
19637 COMPONENT_REFs, stop as soon as the offset would become negative.
19639 2012-01-04 Jakub Jelinek <jakub@redhat.com>
19642 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
19643 in .debug_loc on the floor.
19645 2012-01-04 Andrew Pinski <apinski@cavium.com>
19647 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
19649 2012-01-04 Andrew Pinski <apinski@cavium.com>
19650 Adam Nemet <anemet@caviumnetworks.com>
19652 * config/mips/mips.md (size): Add SI and DI.
19653 (SIZE): New mode attribute.
19654 (U): New code attribute.
19655 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
19656 (mips_lbux_<mode>): Delete.
19657 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
19658 (mips_lhx): Use gen_mips_lhx_extsi.
19659 (mips_lhx_<mode>): Delete.
19660 (mips_lwx): Delete.
19661 (mips_l<size>x): New expand.
19662 (mips_lwx_<mode>): Delete.
19663 (mips_l<GPR:size>x_<P:mode>): New pattern.
19664 (*mips_lw<u>x_<P:mode>_ext): Likewise.
19665 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
19666 * config/mips/mips.c (mips_lx_address_p): New function.
19667 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
19668 (dsp64): New availability predicate.
19669 (mips_builtins): Add an entry for __builtin_mips_ldx.
19670 * config/mips/mips.h (ISA_HAS_LBX): New define.
19671 (ISA_HAS_LBUX): Likewise.
19672 (ISA_HAS_LHX): Likewise.
19673 (ISA_HAS_LHUX): Likewise.
19674 (ISA_HAS_LWX): Likewise.
19675 (ISA_HAS_LWUX): Likewise.
19676 (ISA_HAS_LDX): Likewise.
19677 * doc/extend.texi (__builtin_mips_ldx): Document.
19679 2012-01-04 Tristan Gingold <gingold@adacore.com>
19681 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
19682 when long pointers are used.
19683 * config.build (*-*-*vms*): Handle all OpenVMS targets.
19684 (alpha64-dec-*vms*, alpha*-dec-*vms*)
19685 (ia64-hp-*vms*): Remove.
19686 * config/vms/xm-vms64.h: Delete.
19688 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
19690 PR middle-end/51472
19691 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
19693 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
19695 * opts.c (finish_options): Remove duplicate sorry.
19697 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
19699 PR middle-end/51696
19700 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
19703 2012-01-04 Richard Guenther <rguenther@suse.de>
19705 PR middle-end/51750
19706 * tree.c (size_low_cst): New function.
19707 * tree.h (size_low_cst): Declare.
19708 * fold-const.c (fold_comparison): Use it to extract the low
19709 part of the POINTER_PLUS_EXPR offset.
19711 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
19713 Fix clearing ZERO_REG
19714 * config/avr/avr.md (cc): Add alternative "ldi".
19715 (movqi_insn): Use it in cc attribute.
19716 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
19717 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
19718 (output_reload_insisf): Use ZERO_REG to pre-clear register.
19720 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
19722 * configure: Regenerate.
19724 2012-01-04 Richard Guenther <rguenther@suse.de>
19726 PR tree-optimization/49651
19727 * tree-ssa-structalias.c (type_can_have_subvars): New function.
19728 (var_can_have_subvars): Use it.
19729 (get_constraint_for_1): Only consider subfields if there can be any.
19731 2012-01-03 Jakub Jelinek <jakub@redhat.com>
19734 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
19735 to its new canonical_cselib_val and the cselib_val was in
19736 first_containing_mem chain, but the canonical_cselib_val was not,
19737 add the latter into the chain.
19738 (cselib_invalidate_mem): Compare canonical_cselib_val of
19739 addr_list chain elt with v.
19742 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
19743 dwarf2out_undef): Allocate e.info using ggc_strdup instead
19745 (output_macinfo_op): Don't ggc_strdup fd->filename.
19746 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
19747 then ggc_strdup it. Don't free inc->info or cur->info.
19748 (output_macinfo): Don't free ref->info or file->info.
19750 2012-01-03 Ira Rosen <irar@il.ibm.com>
19752 PR tree-optimization/51269
19753 * tree-vect-loop-manip.c (set_prologue_iterations): Make
19754 first_niters a pointer.
19755 (slpeel_tree_peel_loop_to_edge): Likewise.
19756 (vect_do_peeling_for_loop_bound): Update call to
19757 slpeel_tree_peel_loop_to_edge.
19758 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
19759 here. Remove it from the parameters list.
19760 (vect_do_peeling_for_alignment): Update calls and compute
19761 wide_prolog_niters.
19763 2012-01-03 Richard Guenther <rguenther@suse.de>
19765 PR tree-optimization/51070
19766 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
19767 Properly handle calls.
19769 2012-01-03 Richard Guenther <rguenther@suse.de>
19771 PR tree-optimization/51692
19772 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
19773 the LHS of allocation stmts.
19775 2012-01-03 Olivier Hainque <hainque@adacore.com>
19777 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
19779 2012-01-03 Olivier Hainque <hainque@adacore.com>
19781 * collect2.c (main): In AIX specific computations for vector
19782 insertions, use CONST_CAST2 to cast from char ** to const char **.
19784 2012-01-03 Richard Guenther <rguenther@suse.de>
19787 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
19788 the context of a limbo DIE when it does not already exist.
19790 2012-01-03 Jakub Jelinek <jakub@redhat.com>
19792 PR tree-optimization/51719
19793 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
19794 but direct call is, clear direct call's lhs and don't add fallthrough
19795 edge from dcall_bb to join_bb and PHIs.
19797 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
19799 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
19800 the instructions emitted by the pattern.
19801 ("*TDC_insn_<mode>"): Add comment.
19803 2012-01-03 Richard Guenther <rguenther@suse.de>
19805 PR middle-end/51730
19806 * fold-const.c (fold_comparison): Properly canonicalize
19807 tree offset and HOST_WIDE_INT bit position.
19809 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
19811 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
19812 operands for extzv pattern.
19814 2012-01-02 Jakub Jelinek <jakub@redhat.com>
19817 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
19820 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
19822 * doc/invoke.texi (-flto and related options): Copy-edit.
19824 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
19826 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
19828 2012-01-02 Jakub Jelinek <jakub@redhat.com>
19830 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
19833 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
19835 * expr.h (move_by_pieces_ninsns): Declare.
19836 * expr.c (move_by_pieces_ninsns): Make external.
19837 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
19838 (mips_store_by_pieces_p): Likewise.
19839 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
19840 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
19841 * config/mips/mips.c (mips_move_by_pieces_p): New function.
19842 (mips_store_by_pieces_p): Likewise.
19844 2012-01-02 Jakub Jelinek <jakub@redhat.com>
19846 * passes.c (register_one_dump_file): Free full_name.
19848 * reload1.c (reload): Don't allocate reg_max_ref_width here.
19849 (calculate_elim_costs_all_insns): Free offsets_at and
19850 offsets_known_at at the end and clear the pointers.
19852 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
19854 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
19855 this option introduced in r180739.
19857 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
19860 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
19861 (tmake_file target=avr): Add avr/t-multilib.
19863 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
19864 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
19865 * config/avr/genmultilib.awk: New file.
19866 * config/avr/t-multilib: New auto-generated file.
19867 * config/avr/multilib.h: New auto-generated file.
19868 * config/avr/t-avr (AVR_MCUS): New variable.
19869 (genopt.sh): Use it.
19870 (s-mlib): Depend on t-multilib.
19871 (t-multilib, multilib.h): New dependencies.
19872 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
19873 (MULTILIB_OPTIONS): Remove.
19874 (MULTILIB_MATCHES): Remove.
19875 (MULTILIB_DIRNAMES): Remove.
19876 (MULTILIB_EXCEPTIONS): Remove:
19877 * config/avr/genopt.sh: Don't use hard coded file name;
19878 pass AVR_MCUS from t-avr instead.
19880 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
19882 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
19884 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
19886 Implement light-weight DImode support.
19887 * config/avr/avr-dimode.md: New file.
19888 * config/avr/avr.md: Include it.
19889 (adjust_len): Add plus64, compare64.
19890 (HIDI): Remove code iterator.
19891 (code_stdname): New code attribute.
19892 (rotx, rotsmode): Remove DI.
19893 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
19895 * config/avr/avr-protos.h (avr_have_dimode): New.
19896 (avr_out_plus64, avr_out_compare64): New.
19897 * config/avr/avr.c (avr_out_compare): Handle DImode.
19898 (avr_have_dimode): New variable definition and initialization.
19899 (avr_out_compare64, avr_out_plus64): New functions.
19900 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
19901 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
19902 (avr_compare_pattern): Skip DImode comparisons.
19904 2012-01-02 Revital Eres <revital.eres@linaro.org>
19906 * ddg.c (def_has_ccmode_p): New function.
19907 (add_cross_iteration_register_deps,
19908 create_ddg_dep_from_intra_loop_link): Call it.
19910 2012-01-02 Richard Guenther <rguenther@suse.de>
19913 * invoke.texi (fassociative-math): Remove spurious paranthesis.
19915 2012-01-01 Jakub Jelinek <jakub@redhat.com>
19917 * gcc.c (process_command): Update copyright notice dates.
19918 * gcov.c (print_version): Likewise.
19919 * gcov-dump.c (print_version): Likewise.
19920 * mips-tfile.c (main): Likewise.
19921 * mips-tdump.c (main): Likewise.
19923 2012-01-01 Ira Rosen <irar@il.ibm.com>
19925 PR tree-optimization/51704
19926 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
19927 a use is inside the basic block or loop before accessing its vect info.
19929 2012-01-01 Jan Hubicka <jhjh@suse.cz>
19931 PR rtl-optimization/51069
19932 * cfgloopmanip.c (remove_path): Removing path making irreducible
19933 region unconditional makes BB part of the region.
19935 2012-01-01 Jakub Jelinek <jakub@redhat.com>
19937 PR tree-optimization/51683
19938 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
19939 calls with side-effects.
19940 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
19942 Copyright (C) 2012 Free Software Foundation, Inc.
19944 Copying and distribution of this file, with or without modification,
19945 are permitted in any medium without royalty provided the copyright
19946 notice and this notice are preserved.