1 2012-07-07 Richard Earnshaw <rearnsha@arm.com>
3 * arm.h (TARGET_CPU_CPP_BUILTINS): Remove Maverick support.
4 (TARGET_FPA): Delete definition.
5 (TARGET_MAVERICK): Likewise.
6 (TARGET_FPA_EMU2): Likewise.
7 (arm_fp_model): Remove FPA and Maverick models.
8 (arm_arch_cirrus): Delete declaration.
9 (FLOAT_WORDS_BIG_ENDIAN): Delete definition.
10 (FIXED_REGISTERS): Remove FPA and Maverick support. Reorganize.
11 (CALL_USED_REGISTERS): Likewise.
12 (FIRST_FPA_REGNUM, LAST_FPA_REGNUM): Delete definition.
13 (FIRST_VFP_REGNUM): Renumbered.
14 (D7_VFP_REGNUM): Chain definition.
15 (LAST_LO_VFP_REGNUM): Likewise.
16 (FIRST_HI_VFP_REGNUM): Likewise.
17 (LAST_HI_VFP_REGNUM): Likewise.
18 (FIRST_IWMMXT_GR_REGNUM): Likewise.
19 (LAST_IWMMXT_GR_REGNUM): Likewise.
20 (FIRST_IWMMXT_REGNUM): Likewise.
21 (LAST_IWMMXT_REGNUM): Likewise.
22 (FRAME_POINTER_REGNUM): Renumbered.
23 (ARG_POINTER_REGNUM): Renumbered.
24 (FIRST_PSEUDO_REGISTER): Remove FPA and Maverick registers.
25 (FIRST_CIRRUS_FP_REGNUM, LAST_CIRRUS_FP_REGNUM): Delete definitions.
26 (HARD_REGNO_REGNUM): Remove FPA support.
27 (REG_ALLOC_ORDER): Remove FPA and Maverick registers. Reorganize.
28 (reg_class): Likewise.
29 (REG_CLASS_NAMES): Likewise.
30 (REG_CLASS_CONTENTS): Likewise.
31 (CANNOT_CHANGE_MODE_CLASS): Never true. Update comment.
32 (SECONDARY_INPUT_RELOAD_CLASS): Remove Maverick support.
33 (CLASS_MAX_NREGS): Remove FPA and Maverick support.
34 * aout.h (REGISTER_NAMES): Remove FPA and Maverick registers.
35 Reorganize. Use AAPCS preferred names.
36 (ADDITIONAL_REGISTER_NAMES): Remove aliases for Maverick. Update
38 (OVERLAPPING_REGISTER_NAMES): Update register numbering.
39 * arm.c (FL_CIRRUS): Delete definition.
40 (arm_arch_cirrus): Delete variable.
41 (arm_float_words_big_endian): Delete function.
42 (cirrus_memory_offset): Delete function.
43 (output_mov_long_double_fpa_from_arm): Delete function.
44 (output_mov_long_double_arm_from_fpa): Delete function.
45 (output_mov_double_fpa_from_arm): Delete function.
46 (output_mov_double_arm_from_fpa): Delete function.
47 (emit_sfm): Delete function.
48 (maybe_get_arm_condition_code): Update comment.
49 (arm_file_start): Always use softvfp for softfloat systems.
50 (thumb_core_reg_alloc_order): Adjust for updated register allocation.
51 (arm_option_override): Remove FPA and Maverick support. Always
52 default to vfp as the fallback FPU format.
53 (use_return_insn): Remove FPA support.
54 (arm_get_frame_offsets): Likewise.
55 (arm_save_coproc_regs): Likewise.
56 (arm_canonicalize_comparison): Remove Maverick support.
57 (arm_select_cc_mode): Likewise.
58 (arm_gen_compare_reg): Likewise.
59 (arm_print_operand): Likewise.
60 (arm_libcall_value_1): Remove FPA and Maverick support.
61 (arm_function_value_regno_p): Likewise.
62 (arm_apply_result_size): Likewise.
63 (arm_legitimate_index_p): Likewise.
64 (thumb2_legitimate_index_p): Likewise.
65 (legitimize_reload_address): Likewise.
66 (arm_register_move_cost): Likewise.
67 (arm_hard_regno_mode_ok): Likewise.
68 (arm_regno_class): Likewise.
69 (arm_dbx_register_number): Likewise.
70 (arm_emit_unwind_sequence): Likewise.
71 (arm_conditional_register_usage): Likewise.
72 * arm-protos.h (neg_const_double_rtx_ok_for_fpa): Remove declaration.
73 (cirrus_memory_offset): Likewise.
74 (output_move_long_double_fpa_from_arm): Likewise.
75 (output_move_long_double_arm_from_fpa): Likewise.
76 (output_move_double_fpa_from_arm): Likewise.
77 (output_move_double_arm_from_fpa): Likewise.
78 (arm_float_words_big_endian): Likewise.
79 * arm.md (CC_REGNUM): Renumbered.
80 (VFPCC_REGNUM): Moved here. Renumbered.
81 (FPA_F0_REGNUM, FPA_F7_REGNUM): Delete.
82 (attr fpu): Remove FPA and Maverick support.
83 * vfp.md (VFPCC_REGNUM): Delete. Moved to arm.md.
84 * arm-cores.def (ep9312): Remove Maverick support.
85 * arm-arches.def (ep9312): Delete architecture.
86 * arm-tables.opt: Regenerated.
88 * arm/linux-elf.h (FPUTYPE_DEFAULT): Set to vfp.
90 2012-07-07 Steven Bosscher <steven@gcc.gnu.org>
92 PR tree-optimization/53881
93 * tree-switch-conversion.c (emit_case_bit_tests): Do not rely on
94 comparing labels to establish uniqueness of a switch case target,
97 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
99 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
100 due to negative shift amount.
102 2012-07-07 Hans-Peter Nilsson <hp@axis.com>
104 Fix configure test for "stack protector support in target C library".
105 * configure.ac (test_prefix, test_exec_prefix): Move setting from
106 inside sysroot handling to before and outside it.
107 * configure: Regenerate.
109 2012-07-06 Kai Tietz <ktietz@redhat.com>
112 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
115 2012-07-06 Alexandre Oliva <aoliva@redhat.com>
118 * var-tracking.c (vt_add_function_parameter): Convert
119 internal_arg_pointer into arg_pointer-based address even
122 2012-07-06 Alexandre Oilva <aoliva@redhat.com>
124 PR rtl-optimization/53827
127 * alias.c (memrefs_conflict_p): Adjust offset and size by the
128 same amount for alignment ANDs.
130 2012-07-06 Tom de Vries <tom@codesourcery.com>
132 PR tree-optimization/51879
133 * tree-ssa-sccvn.c (copy_reference_ops_from_call)
134 (visit_reference_op_call): Handle case that lhs is not an SSA_NAME.
135 (visit_use): Also call visit_reference_op_call for calls with a vdef.
137 2012-07-06 Tom de Vries <tom@codesourcery.com>
139 PR tree-optimization/52009
140 * tree-ssa-tail-merge.c (gimple_equal_p): For GIMPLE_ASSIGN, compare
141 value numbers of gimple_vdef.
142 * tree-ssa-sccvn.h (vn_reference_insert): Add vdef parameter to
144 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle MODIFY_EXPR.
145 (vn_reference_insert): Add and handle vdef parameter.
146 (visit_reference_op_load): Add argument to vn_reference_insert call.
147 (visit_reference_op_store): Find value number of vdef of store. Insert
148 value number of vdef of store.
150 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
152 * config/i386/i386.md (simple lea to add peephole): Also transform
153 RTXes where second PLUS operand matches output.
155 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
157 * config/i386/i386.c (construct_plt_address): Make static.
158 * config/i386/i386-protos.h (construct_plt_address): Remove.
160 2012-07-06 Nick Clifton <nickc@redhat.com>
162 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
163 default_encode_section_info.
165 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
168 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
169 emit PIC sequence for fnaddr symbol reference in advance.
171 2012-07-06 Eric Botcazou <ebotcazou@adacore.com>
174 2012-06-14 Eric Botcazou <ebotcazou@adacore.com>
176 * dwarf2out.c (function_possibly_abstracted_p): New static function.
177 (gen_subprogram_die): Use it function_possibly_abstracted_p in lieu of
178 cgraph_function_possibly_inlined_p.
179 (gen_inlined_subroutine_die): Return if the origin is to be ignored.
180 (process_scope_var): Do not emit concrete instances of abstracted
181 nested functions from here.
182 (gen_decl_die): Emit the abstract instance if the function is possibly
183 abstracted and not only possibly inlined.
184 (dwarf2out_finish): Find the first non-abstract parent instance and
185 attach concrete instances on the limbo list to it.
187 2012-07-05 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
188 Julian Brown <julian@codesourcery.com>
192 * config/arm/neon-gen.ml (return_by_ptr): Delete.
193 (print_function): Handle empty strings.
194 (return): Delete use of return_by_ptr.
195 (mask_shape_for_shuffle): New function.
196 (mask_elems): Likewise.
197 (shuffle_fn): Likewise.
198 (params): Simplify and remove use of return_by_ptr.
199 (get_shuffle): New function.
200 (print_variant): Update.
201 * config/arm/neon.ml (rev_elems): New function.
202 (permute_range): Likewise.
203 (zip_range): Likewise.
204 (uzip_range): Likewise.
205 (trn_range): Likewise.
206 (zip_elems): Likewise.
207 (uzip_elems): Likewise.
208 (trn_elems): Likewise.
209 (features): New enumeration Use_shuffle. Delete ReturnPtr.
212 (ops): Update entries for Vrev64, Vrev32, Vrev16, Vtr, Vzip, Vuzp.
213 * config/arm/arm_neon.h: Regenerate.
215 2012-07-05 Richard Guenther <rguenther@suse.de>
217 * tree-pretty-print.c (dump_generic_node): Properly test
218 the result of exact_log2.
220 2012-07-05 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
222 * config/s390/s390-protos.h (s390_expand_movmem)
223 (s390_expand_cmpmem): Add return value.
224 * config/s390/s390.c (s390_expand_movmem, s390_expand_cmpmem):
225 Return FALSE to use the library function in some cases.
226 * config/s390/s390.md (movmem, cmpmem): Evaluate return value of C
229 2012-07-05 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
231 * config.gcc: Enable ifunc attribute by default on s390 and s390x.
233 2012-07-05 Steven Bosscher <steven@gcc.gnu.org>
235 * expr.c (try_casesi): Remove bogus ATTRIBUTE_UNUSED markers.
236 * stmt.c (dump_case_nodes): New.
237 (expand_case): Split out code generation parts into new functions.
238 (expand_switch_as_decision_tree_p): Split out from expand_case.
239 (emit_case_decision_tree): Likewise.
240 (emit_case_dispatch_table): Likewise.
242 2012-07-05 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
244 * config/arm/iterators.md (SDF): New mode iterator.
245 (V_if_elem): Add support for SF and DF modes.
247 (F_constraint): New mode iterator attribute.
248 (F_fma_type): Likewise.
249 config/arm/vfp.md (fma<SDF:mode>4): New pattern.
250 (*fmsub<SDF:mode>4): Likewise.
251 (*fmnsub<SDF:mode>4): Likewise.
252 (*fmnadd<SDF:mode>4): Likewise.
254 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
256 * expmed.c (expand_mult): Initialize coeff and is_neg.
258 2012-07-04 Oleg Endo <olegendo@gcc.gnu.org>
260 * config/sh/predicates.md (zero_extend_operand): New predicate.
261 * config/sh/sh.md (zero_extendhisi2): Simplify by using new
262 zero_extend_operand predicate.
263 (zero_extendqisi2): Likewise.
265 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
268 * ipa.c (symtab_remove_unreachable_nodes): Partially revert r187375
269 to not call cgraph_propagate_frequency if something was changed.
271 2012-07-04 Richard Guenther <rguenther@suse.de>
274 * gimple-fold.c (get_base_constructor): Do not return an
275 error_mark_node DECL_INITIAL.
277 2012-07-04 Richard Guenther <rguenther@suse.de>
279 PR tree-optimization/53844
280 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
281 the loop virtual PHI.
283 2012-07-04 Richard Guenther <rguenther@suse.de>
285 PR tree-optimization/53849
286 * tree-cfg.c (move_stmt_op): Only call add_referenced_var
287 for duplicated locals. Use add_referenced_var_1 to avoid
288 pushing/popping cfun.
290 2012-07-04 Kai Tietz <ktietz@redhat.com>
292 * config/i386/winnt.c (i386_pe_reloc_rw_mask): New function.
293 * config/i386/i386-protos.h (i386_pe_reloc_rw_mask): Add
295 * config/i386/cygming.h (TARGET_ASM_RELOC_RW_MASK): Define
296 as i386_pe_reloc_rw_mask.
298 2012-07-04 Richard Guenther <rguenther@suse.de>
300 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
301 as in free_lang_data_in_type.
303 2012-07-04 Tobias Grosser <tobias@grosser.es>
304 Michael Matz <matz@suse.de>
306 * Makefile.in (OBJS): Add graphite-optimize-isl.o.
307 (graphite-optimize-isl.o): Add dependencies.
308 * common.opt (floop-nest-optimize): New flag.
309 * doc/invoke.texi (floop-nest-optimize): Document.
310 * graphite-dependences.c (compute_deps): Export.
311 * graphite-poly.h (compute_deps): Declare.
312 * graphite-optimize-isl.c: New file.
313 * graphite-poly.c (apply_poly_transforms): Run the loop
315 * tree-ssa-loop.c (gate_graphite_transforms): Enable graphite
316 if -floop-nest-optimize is enabled.
318 2012-07-03 Oleg Endo <olegendo@gcc.gnu.org>
320 * config/sh/predicates.md (logical_and_operand): New predicate.
321 * config/sh/constraints.md (Jmb, Jmw): New constraints.
322 * config/sh/sh.md (andsi3): Move expander above insns. Add handling
323 of 0xFFFF constant. Use logical_and_operand predicate and
324 satisfies_constraint_Jmb, satisfies_constraint_Jmw.
325 (*andsi3_compact): Make it an insn_and_split. Use
326 logical_and_operand predicate. Add Jmb,Jmw alternatives.
328 2012-07-03 Jason Merrill <jason@redhat.com>
331 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
333 2012-07-03 Nick Clifton <nickc@redhat.com>
335 * config/mep/mep.c (mep_reorg_regmove): Use
336 next_nonnote_non_debug_insn to advance to the next insn. Do not
337 expect delete_insn to return an rtx.
339 2012-07-03 Richard Guenther <rguenther@suse.de>
341 * doc/install.texi (CLooG): Clarify how CLooG needs to be
342 configured and that it needs to be built against ISL 0.10.
344 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
346 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
347 code model string in the error message.
349 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
352 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
353 sibcall_insn_operand. Move it to a temporary register if not.
355 2012-07-03 Andreas Schwab <schwab@linux-m68k.org>
358 * config/m68k/m68k.c (m68k_option_override): Reset stack_limit_rtx
361 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
363 * config/i386/xmmintrin.h (_mm_sfence): Use __builtin_ia32_pause.
365 2012-07-03 Roland McGrath <mcgrathr@google.com>
367 * configure.ac (HAVE_AS_IX86_REP_LOCK_PREFIX): Also require that the
368 assembler accept 'rep bsf ...', 'rep bsr ...', 'rep ret' and 'rep nop'.
369 * configure: Regenerated.
370 * config/i386/i386.md (simple_return_internal_long): Use %;
371 (ctz<mode>2): Likewise.
374 2012-07-02 Oleg Endo <olegendo@gcc.gnu.org>
377 * config/sh/predicates.md (t_reg_operand, negt_reg_operand): New
379 * config/sh/sh-protos.h (get_t_reg_rtx): New prototype.
380 * config/sh/sh.c (get_t_reg_rtx): New function. Use it when invoking
381 gen_branch_true and gen_branch_false.
382 * config/sh/sh.md: Use get_t_reg_rtx when invoking gen_branch_true and
384 (branch_true, branch_false): Use t_reg_operand predicate.
385 (*branch_true, *branch_false): Delete.
386 (movt): Use t_reg_operand predicate.
387 (*negnegt): Use negt_reg_operand predicate and fold little and big
389 (*movtt): Use t_reg_operand and fold little and big endian variants.
392 2012-07-02 Steven Bosscher <steven@gcc.gnu.org>
394 * stmt.c (emit_case_bit_tests): Remove.
395 (expand_case): Remove expand_switch_using_bit_tests_p code.
396 * tree-switch-conversion.c (hoist_edge_and_branch_if_true): New.
397 (MAX_CASE_BIT_TESTS): Moved from stmt.c to here.
398 (lshift_cheap_p): Likewise.
399 (expand_switch_using_bit_tests_p): Likewise.
400 (struct case_bit_test): Likewise.
401 (case_bit_test_cmp): Likewise.
402 (emit_case_bit_tests): New implementation for GIMPLE.
403 (gen_inbound_check): Do not release post-dominator info here.
404 (process_switch): Reorder code. Expand as bit tests if it
406 (do_switchconv): Release post-dominator info here if something changed.
407 (struct gimple_opt_pass): Verify more.
408 * tree.h (expand_switch_using_bit_tests_p): Remove prototype.
410 2012-07-02 Martin Jambor <mjambor@suse.cz>
413 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
414 dynamic type change check.
416 2012-07-02 Richard Guenther <rguenther@suse.de>
417 Michael Matz <matz@suse.de>
418 Tobias Grosser <tobias@grosser.es>
419 Sebastian Pop <sebpop@gmail.com>
421 * Makefile.in: Remove PPL flags in favor of ISL ones.
422 (BACKENDLIBS): Remove PPL libs.
423 (INCLUDES): Remove PPL includes in favor of ISL ones.
424 (graphite-clast-to-gimple.o): Remove graphite-dependences.h and
425 graphite-cloog-compat.h dependencies.
426 (graphite-dependences.o): Likewise.
427 (graphite-poly.o): Likewise.
428 * configure.ac: Declare ISL vars instead of PPL ones.
429 * configure: Regenerated.
430 * doc/install.texi: Replace PPL requirement documentation with ISL one.
431 * graphite-blocking.c: Remove PPL code, add ISL equivalent.
432 * graphite-clast-to-gimple.c: Likewise.
433 * graphite-dependences.c: Likewise.
434 * graphite-interchange.c: Likewise.
435 * graphite-poly.h: Likewise.
436 * graphite-poly.c: Likewise.
437 * graphite-sese-to-poly.c: Likewise.
438 * graphite.c: Likewise.
439 * graphite-scop-detection.c: Re-arrange includes.
440 * graphite-cloog-util.c: Remove.
441 * graphite-cloog-util.h: Likewise.
442 * graphite-ppl.h: Likewise.
443 * graphite-ppl.c: Likewise.
444 * graphite-dependences.h: Likewise.
446 2012-07-02 Richard Guenther <rguenther@suse.de>
448 Merge from graphite branch
449 2011-07-21 Tobias Grosser <tobias@grosser.es>
451 * Makefile.in (graphite-clast-to-gimple.o, graphite-cloog-util.o):
452 Remove graphite-cloog-util.h.
453 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop,
454 build_iv_mapping, translate_clast_user, translate_clast,
455 free_scattering, initialize_cloog_names, build_cloog_prog,
456 create_params_index): Do not use old compatibility functions.
457 (clast_name_to_index, set_cloog_options): Remove code for legacy cloog.
458 * graphite-cloog-util.c (openscop_print_cloog_matrix): Do not use old
459 compatibility functions.
460 (new_Cloog_Scattering_from_ppl_Polyhedron): Remove code for legacy
462 * graphite-cloog-util.h: Remove include of graphite-cloog-util.h.
463 * graphite.c (graphite.c): Do not call outdated cloog_initialize() and
465 * graphite-cloog-compat.h: Remove.
467 2011-08-09 Tobias Grosser <tobias@grosser.es>
469 * graphite-clast-to-gimple.c (new_clast_name_index): Store a copy
470 of the string, no just a reference.
471 (clast_name_index): Add a new field, that specifies if we need to free
473 (free_clast_name_index): If necessary, free the name string.
474 (clast_name_index_elt_info): Calculate the hash based on the string
475 content, not the memory location it is stored in.
476 (clast_name_to_level): Specify that we do not need to free the name.
477 (clast_name_to_index): Dito.
478 (clast_name_to_lb_ub): Dito.
479 (eq_clast_name_indexes): Compare the strings, not their base pointers.
480 (free_scattering): Removed.
481 (initialize_cloog_names): Renamed to add_names_to_union_domain().
482 (add_names_to_union_domain): Changed to work on a union_domain,
483 instead of a CloogNames structure.
484 (build_cloog_prog): Removed.
485 (build_cloog_union_domain): New.
486 (generate_cloog_input): New.
487 (scop_to_clast): Use CloogInput instead of CloogProgram.
488 (print_generated_program): Adapt to new scop_to_clast() and do not
489 print the CloogProgram any more.
490 (create_params_index): Removed, functionality integrated in
491 add_names_to_union_domain().
492 (gloog): Adapt to new scop_to_clast().
493 * graphite-clast-to-gimple.h (scop_to_clast): Remove.
495 2012-01-11 Tobias Grosser <tobias@grosser.es>
497 * graphite-clast-to-gimple.c (clast_name_to_index,
498 clast_name_to_lb_ub, clast_name_to_gcc): Change types.
499 (clast_to_gcc_expression): Add clast_expr_name as a new
500 case. Do not assume a clast_expr_term points always to a
502 (type_for_clast_term): Do not assume a clast_expr_term points always to
504 (type_for_clast_name): New.
505 (type_for_clast_expr): Add clast_expr_name as a new case.
507 2011-08-03 Sebastian Pop <sebpop@gmail.com>
509 * graphite-cloog-util.c (new_Cloog_Domain_from_ppl_Polyhedron,
510 new_Cloog_Scattering_from_ppl_Polyhedron,
511 new_Cloog_Domain_from_ppl_Pointset_Powerset): Remove ATTRIBUTE_UNUSED.
513 2012-07-02 Jakub Jelinek <jakub@redhat.com>
515 PR tree-optimization/53645
516 * tree-vect-generic.c (expand_vector_divmod): Use TYPE_MODE (type)
517 instead of TYPE_MODE (wider_type) as can_vec_perm_p argument.
519 2012-07-01 Wei Guozhi <carrot@google.com>
522 * config/arm/arm-protos.h (const_ok_for_dimode_op): New prototype.
523 * config/arm/arm.c (const_ok_for_dimode_op): New function.
524 * config/arm/constraints.md (Dd): New constraint.
525 * config/arm/predicates.md (arm_adddi_operand): New predicate.
526 * config/arm/arm.md (adddi3): Extend it to handle constants.
527 (arm_adddi3): Likewise.
528 (addsi3_carryin_<optab>): Extend it to handle sbc case.
529 (addsi3_carryin_alt2_<optab>): Likewise.
530 * config/arm/neon.md (adddi3_neon): Extend it to handle constants.
532 2012-06-30 Nathan Sidwell <nathan@acm.org>
534 * coverage.c (bbg_file_stamp): New.
535 (read_counts_file): Merge incoming stamp with bbg_file_stamp.
536 (build_info): Write bbg_file_stamp.
537 (coverage_init): Initialize bbg_file_stamp. Read counts file
538 before writing graph header.
539 (coverage_finish): Don't unlink the data file if we can generate a
541 * tree.h (crc32_unsigned): Declare.
542 * tree.c (crc32_unsigned_bits): New, broken out of ...
543 (crc32_byte): ... here. Use it.
544 (crc32_unsigned): New.
546 2012-06-29 Cary Coutant <ccoutant@google.com>
548 * dwarf2out.c (add_pubname_string): Don't check for want_pubnames.
549 (gen_subprogram_die): Don't add pubname if want_pubnames is false.
550 (gen_variable_die): Likewise.
551 (gen_namespace_die): Likewise.
553 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
555 * tree-eh.c (lower_try_finally_switch): Really put the location of the
556 last statement of the finally block onto the switch.
558 2012-06-29 H.J. Lu <hongjiu.lu@intel.com>
561 * config/i386/gnu-user64.h (WCHAR_TYPE): Use "int" only for
564 2012-06-29 Sterling Augustine <saugustine@google.com>
566 * dwarf2out.c (add_pubname): Add comment.
567 (add_pubtype): Fix indentation.
568 (gen_enumeration_type_die): Likewise.
570 2012-06-29 Jakub Jelinek <jakub@redhat.com>
572 * tree-vect-generic.c (expand_vector_divmod): For even/odd
573 widening multiply, put even always as first argument to VEC_PERM_EXPR.
575 2012-06-29 Richard Henderson <rth@redhat.com>
577 * tree-vect-generic.c: Include target.h.
578 (expand_vector_divmod): Use builtin_mul_widen_even/odd if supported.
579 * Makefile.in (tree-vect-generic.o): Update.
581 2012-06-29 Steven Bosscher <steven@gcc.gnu.org>
583 * configure.ac: Remove special gtfiles case for C.
584 * configure: Regenerate.
585 * Makefile.in: Remove C front-end hooks and build hooks that
586 will be picked up from c/Make-lang.in now.
587 Add tree-mudflap to C_COMMON_OBJS.
588 * gengtype.c (files_rules): Adjust gt-files for c/c-decl.c.
589 * config/vms/vms.c: Look for c-tree.h in c/.
590 * doc/gty.texi: Remove reference to c-config-lang.in.
591 * doc/sourcebuild.texi: Document the c/ subdirectory.
593 2012-06-29 Steven Bosscher <steven@gcc.gnu.org>
595 * system.h (CASE_USE_BIT_TESTS): Poison.
596 * stmt.c (CASE_USE_BIT_TESTS): Fold away into its only user ...
597 (expand_switch_using_bit_tests_p): ...here.
598 * doc/tm.texi.in (CASE_USE_BIT_TESTS): Remove documentation.
599 * doc/tm.texi (CASE_USE_BIT_TESTS): Regenerate.
601 2012-06-29 Steven Bosscher <steven@gcc.gnu.org>
603 * system.h (IFCVT_EXTRA_FIELDS): Poison.
604 (IFCVT_INIT_EXTRA_FIELDS): Poison.
605 * basic-block.h (struct ce_if_block): Remove IFCVT_EXTRA_FIELDS.
606 * ifcvt.c (find_if_header): Use IFCVT_MACHDEP_INIT instead of
607 IFCVT_INIT_EXTRA_FIELDS.
608 * gengtype-parse.c (struct_field_seq): Remove obsolete comment.
609 * config/frv/frv.h (IFCVT_INIT_EXTRA_FIELDS): Rename to
611 * config/frv/frv.c (frv_ifcvt_init_extra_fields): Rename to
612 frv_ifcvt_machdep_init.
613 * doc/tm.texi.in (IFCVT_INIT_EXTRA_FIELDS, IFCVT_EXTRA_FIELDS):
614 Remove documentation.
615 (IFCVT_MACHDEP_INIT): Document.
616 * doc/tm.texi: Regenerate.
618 2012-06-29 Nick Clifton <nickc@redhat.com>
620 * config/lm32/lm32.c (lm32_compute_frame_size): Fix typo.
622 2012-06-29 Jakub Jelinek <jakub@redhat.com>
624 * tree-vect-stmts.c (vectorizable_operation): Check both
625 VEC_WIDEN_MULT_LO_EXPR and VEC_WIDEN_MULT_HI_EXPR optabs.
626 Verify that operand[0]'s mode is TYPE_MODE (wide_vectype).
628 2012-06-28 Richard Henderson <rth@redhat.com>
630 * doc/generic.texi (MULT_HIGHPART_EXPR): Document it.
632 2012-06-28 Jakub Jelinek <jakub@redhat.com>
634 PR tree-optimization/51581
635 * tree-vect-stmts.c (permute_vec_elements): Add forward decl.
636 (vectorizable_operation): Handle vectorization of MULT_HIGHPART_EXPR
637 also using VEC_WIDEN_MULT_*_EXPR or builtin_mul_widen_* plus
638 VEC_PERM_EXPR if vector MULT_HIGHPART_EXPR isn't supported.
639 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use
640 MULT_HIGHPART_EXPR instead of VEC_WIDEN_MULT_*_EXPR and shifts.
642 PR tree-optimization/53645
643 * tree-vect-generic.c (expand_vector_divmod): Use MULT_HIGHPART_EXPR
644 instead of VEC_WIDEN_MULT_{HI,LO}_EXPR followed by VEC_PERM_EXPR
647 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
650 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
651 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
652 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
653 avr_hard_regno_call_part_clobbered.
655 2012-06-28 Richard Guenther <rguenther@suse.de>
658 * expr.c (expand_expr_real_1): Verify if the type is complete
659 before inspecting its size.
661 2012-06-28 Andreas Schwab <schwab@linux-m68k.org>
663 * doc/include/gpl.texi: Remove.
664 * doc/sourcebuild.texi (Texinfo Manuals): Don't mention gpl.texi.
666 2012-06-28 Jakub Jelinek <jakub@redhat.com>
668 PR tree-optimization/53645
669 * tree-vect-generic.c (add_rshift): New function.
670 (expand_vector_divmod): New function.
671 (expand_vector_operation): Use it for vector integer
672 TRUNC_{DIV,MOD}_EXPR by VECTOR_CST.
673 * tree-vect-patterns.c (vect_recog_divmod_pattern): Replace
674 unused lguup variable with dummy_int.
676 2012-06-28 OLivier Hainque <hainque@adacore.com>
678 * expr.c (convert_move): Latch mem integer inputs into a
679 register before expanding a multi-instructions sequence.
681 2012-06-28 Alexandre Oliva <aoliva@redhat.com>
682 Uros Bizjak <ubizjak@gmail.com>
683 Jakub Jelinek <jakub@redhat.com>
687 * var-tracking.c (vt_emit_notes): Release loc_exp_dep_pool...
688 (vt_finalize): ... here instead, if needed.
690 2012-06-28 Alexandre Oliva <aoliva@redhat.com>
695 * dce.c (word_dce_process_block): Check whether inserting debug
696 temps are needed even for needed insns.
697 (dce_process_block): Likewise.
698 * df-problems.c (dead_debug_add): Add comment about multi-regs.
699 (dead_debug_insert_temp): Likewise. Don't subreg when we're
700 setting fewer regs than a multi-reg requires.
702 2012-06-27 Richard Henderson <rth@redhat.com>
704 * config/alpha/alpha.c (alpha_dimode_u): New.
705 (alpha_init_builtins): Initialize it, and use it.
706 (alpha_fold_builtin_cmpbge): Use alpha_dimode_u.
707 (alpha_fold_builtin_zapnot, alpha_fold_builtin_insxx): Likewise.
708 (alpha_fold_vector_minmax, alpha_fold_builtin_perr): Likewise.
709 (alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb): Likewise.
710 (alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw): Likewise.
711 (alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz): Likewise.
712 (alpha_fold_builtin_ctpop): Likewise.
713 (alpha_fold_builtin_umulh): Remove.
714 (alpha_fold_builtin): Use MULT_HIGHPART_EXPR for UMULH; fix
715 typo in MAX_ARGS check.
717 2012-06-27 Richard Henderson <rth@redhat.com>
719 * tree.def (MULT_HIGHPART_EXPR): New.
720 * cfgexpand.c (expand_debug_expr): Ignore it.
721 * expr.c (expand_expr_real_2): Handle it.
722 * fold-const.c (int_const_binop_1): Likewise.
723 * optabs.c (optab_for_tree_code): Likewise.
724 * tree-cfg.c (verify_gimple_assign_binary): Likewise.
725 * tree-inline.c (estimate_operator_cost): Likewise.
726 * tree-pretty-print.c (dump_generic_node): Likewise.
727 (op_code_prio, op_symbol_code): Likewise.
728 * tree.c (commutative_tree_code): Likewise. Also handle
729 WIDEN_MULT_EXPR, VEC_WIDEN_MULT_HI_EXPR, VEC_WIDEN_MULT_LO_EXPR.
731 2012-06-27 Richard Henderson <rth@redhat.com>
734 * config/i386/i386.c (ix86_rtx_costs): Fix typo vs UNITS_PER_WORD
735 in 2012-06-23 change. Adjust two other DImode tests as well.
737 2012-06-27 Nick Clifton <nickc@redhat.com>
739 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
742 2012-06-27 Richard Guenther <rguenther@suse.de>
745 * tree-chrec.c (chrec_convert_1): Represent truncation to
746 a type with undefined overflow as truncation to an unsigned
747 type converted to the type with undefined overflow.
748 * tree-scalar-evolution.c (interpret_rhs_expr): For computing
749 the scalar evolution of a truncated widened operation avoid
750 looking at the non-existing evolution of the widened operation
753 2012-06-27 Richard Guenther <rguenther@suse.de>
755 PR tree-optimization/53774
756 * tree-ssa-reassoc.c (get_rank): All default defs have
758 (init_reassoc): Precompute rank for all SSA default defs.
760 2012-06-27 Nick Clifton <nickc@redhat.com>
762 * config/rx/rx.md (simple_return): Use the simple_return rtx.
764 2012-06-26 Richard Henderson <rth@redhat.com>
766 * config/i386/i386.c (ix86_rtx_costs): Use standard_sse_constant_p
767 and don't fall thru from standard_80387_constant_p to the memory
770 2012-06-26 Richard Henderson <rth@redhat.com>
772 * config/i386/i386.c (bdesc_args): Update. Change
773 IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V4SI to OPTION_MASK_ISA_SSE2.
774 (IX86_BUILTIN_VEC_WIDEN_SMUL_EVEN_V4SI): New.
775 (ix86_builtin_mul_widen_even): Use it.
776 (ix86_builtin_mul_widen_odd): Relax SMUL_ODD from sse4 to sse2.
777 (ix86_expand_mul_widen_evenodd): Handle signed for sse2.
778 * config/i386/sse.md (vec_widen_<s>mult_hi_<V124_AVX2>): Allow
780 (vec_widen_<s>mult_lo_<V124_AVX2>): Likewise.
781 (vec_widen_<s>mult_odd_<VI4_AVX2>): Likewise. Relax from V124_AVX2.
782 (vec_widen_smult_even_v4si): New.
784 2012-06-26 Richard Henderson <rth@redhat.com>
786 * config/i386/sse.md (mul<VI8_AVX2>3): Change from insn_and_split
787 to expander; move guts to ...
788 * config/i386/i386.c (ix86_expand_sse2_mulvxdi3): ... here. Add
789 highparts before shifting up.
790 * config/i386/i386-protos.h: Update.
792 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
794 * system.h (USE_COMMON_FOR_ONE_ONLY): Poison.
795 * defaults.h (USE_COMMON_FOR_ONE_ONLY): Do not provide default.
796 * config/darwin.h (USE_COMMON_FOR_ONE_ONLY): Do not define.
798 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
800 * var-tracking.c (vt_add_function_parameter): Use a preserved
801 VALUE for the MEM address of an incoming parameter.
803 2012-06-26 Sterling Augustine <saugustine@google.com>
805 * dwarf2out.c (output_pubnames): Add check for DW_TAG_enumerator.
806 (prune_unused_types): Likewise.
808 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
810 * system.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
811 UNALIGNED_LONG_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Poison.
812 * vmsdbgout.c (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
813 UNALIGNED_LONG_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Rename to
814 VMS_UNALIGNED_SHORT_ASM_OP, VMS_UNALIGNED_INT_ASM_OP,
815 VMS_UNALIGNED_LONG_ASM_OP, and VMS_UNALIGNED_DOUBLE_INT_ASM_OP.
816 * config/microblaze/microblaze.h (UNALIGNED_SHORT_ASM_OP,
817 UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Do not define.
818 * doc/tm.texi.in: Remove UNALIGNED_INT_ASM_OP reference from the
820 * doc/tm.texi: Regenerate.
821 * doc/cpp.texi: Make example for #error generic.
822 * config/frv/frv.h: Fix example text to match tm.texi.
824 2012-06-26 Bill Schmidt <wschmidt@linux.ibm.com>
826 * tree-pass.h (pass_strength_reduction): New decl.
827 * tree-ssa-loop-ivopts.c (initialize_costs): Make non-static.
828 (finalize_costs): Likewise.
829 * timevar.def (TV_TREE_SLSR): New timevar.
830 * gimple-ssa-strength-reduction.c: New.
831 * tree-flow.h (initialize_costs): New decl.
832 (finalize_costs): Likewise.
833 * Makefile.in (tree-ssa-strength-reduction.o): New dependencies.
834 * passes.c (init_optimization_passes): Add pass_strength_reduction.
836 2012-06-26 Matt Turner <mattst88@gmail.com>
838 * doc/extend.texi (__builtin_arm_tinsrb): Add missing second parameter.
839 (__builtin_arm_tinsrh): Likewise.
840 (__builtin_arm_tinsrw): Likewise.
841 (__builtin_arm_wsadb): Add missing v2si parameter.
842 (__builtin_arm_wsadh): Likewise.
843 (__builtin_arm_getwcx): Delete.
844 (__builtin_arm_setwcx): Delete.
845 (__builtin_arm_getwcgr0): Add.
846 (__builtin_arm_getwcgr1): Add.
847 (__builtin_arm_getwcgr2): Add.
848 (__builtin_arm_getwcgr3): Add.
849 (__builtin_arm_setwcgr0): Add.
850 (__builtin_arm_setwcgr1): Add.
851 (__builtin_arm_setwcgr2): Add.
852 (__builtin_arm_setwcgr3): Add.
854 2012-06-26 Richard Guenther <rguenther@suse.de>
857 2012-06-21 Richard Guenther <rguenther@suse.de>
859 * tree-inline.c (estimate_num_insns): Estimate call cost for
862 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
865 * doc/tm.texi.in: Document LOGICAL_OP_NON_SHORT_CIRCUIT.
866 * doc/tm.texi: Regenerate.
868 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
871 * config/mips/mips.h: Do not define ALL_COP_ADDITIONAL_REGISTER_NAMES.
872 * config/frv/frv.h: Do not define REVERSE_CONDEXEC_PREDICATES_P.
873 * doc/tm.texi.in: Remove documentation for unused target macros
874 ALL_COP_ADDITIONAL_REGISTER_NAMES, DBX_OUTPUT_LBRAC, DBX_OUTPUT_NFUN,
875 DBX_OUTPUT_RBRAC, RANGE_TEST_NON_SHORT_CIRCUIT, REAL_VALUE_TRUNCATE,
876 REVERSE_CONDEXEC_PREDICATES_P, TARGET_ALIGN_ANON_BITFIELDS, and
877 TARGET_NARROW_VOLATILE_BITFIELDS.
878 Document that MD_HANDLE_UNWABI is a macro in libgcc.
879 * doc/tm.texi: Regenerate.
880 * system.h: Poison target macros
881 ALL_COP_ADDITIONAL_REGISTER_NAMES, DBX_OUTPUT_LBRAC, DBX_OUTPUT_NFUN,
882 DBX_OUTPUT_RBRAC, RANGE_TEST_NON_SHORT_CIRCUIT, REAL_VALUE_TRUNCATE,
883 REVERSE_CONDEXEC_PREDICATES_P, TARGET_ALIGN_ANON_BITFIELDS, and
884 TARGET_NARROW_VOLATILE_BITFIELDS
886 2012-06-26 Jan Hubicka <jh@suse.cz>
889 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
892 2012-06-26 Dehao Chen <dehao@google.com>
894 * tree-inline.c: (expand_call_inline): Ensure that lexical block's
895 source location is consistant with the call stmt.
897 2012-06-26 Ulrich Weigand <ulrich.weigand@linaro.org>
899 PR tree-optimization/53729
900 PR tree-optimization/53636
901 * tree-vect-slp.c (vect_slp_analyze_bb_1): Delay call to
902 vect_verify_datarefs_alignment until after statements have
903 been marked as relevant/irrelevant.
904 * tree-vect-data-refs.c (vect_verify_datarefs_alignment):
905 Skip irrelevant statements.
906 (vect_enhance_data_refs_alignment): Use STMT_VINFO_RELEVANT_P
907 instead of STMT_VINFO_RELEVANT.
908 (vect_get_data_access_cost): Do not check for supportable
909 alignment before calling vect_get_load_cost/vect_get_store_cost.
910 * tree-vect-stmts.c (vect_get_store_cost): Do not abort when
911 handling unsupported alignment.
912 (vect_get_load_cost): Likewise.
914 2012-06-25 Steven Bosscher <steven@gcc.gnu.org>
916 * config/rl78/rl78.h: Do not undefine DONT_USE_BUILTIN_SETJMP.
917 Do not define JMP_BUF_SIZE.
919 2012-06-26 Jakub Jelinek <jakub@redhat.com>
921 PR tree-optimization/53748
922 * tree-ssa-phiopt.c (conditional_replacement): Only optimize
923 if arg0/arg1 have integral or pointer types.
925 2012-06-25 Richard Henderson <rth@redhat.com>
927 * config/i386/sse.md (sse2_sse4_1): Remove code attr.
928 (<s>dot_prodv4si, <s>dot_prodv8si): Remove
929 (sdot_prodv4si): New; handle only XOP.
931 2012-06-25 Richard Henderson <rth@redhat.com>
933 * config/i386/i386-builtin-types.def (V4UDI, V8USI): New.
934 (V2UDI_FUNC_V4USI_V4USI): New.
935 (V4UDI_FUNC_V8USI_V8USI): New.
936 * config/i386/i386.c (ix86_expand_args_builtin): Handle them.
937 (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V4SI): New.
938 (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V8SI): New.
939 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V4SI): New.
940 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V8SI): New.
941 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V4SI): New.
942 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V8SI): New.
943 (bdesc_args): Add them.
944 (ix86_builtin_mul_widen_even, ix86_builtin_mul_widen_odd): New.
945 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): New.
946 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): New.
947 (ix86_expand_mul_widen_evenodd): Use xop_pmacsdqh.
948 * config/i386/sse.md (vec_widen_<s>mult_odd_<V124_AVX2>): New.
950 2012-06-25 Richard Henderson <rth@redhat.com>
952 * config/i386.sse.md (mul<VI4_AVX2>3): Use xop_pmacsdd.
954 2012-06-25 Richard Henderson <rth@redhat.com>
956 * config/i386/i386.c (ix86_rtx_costs) [MULT]: Only apply XOP cost
958 (ix86_expand_vec_interleave): New.
959 (ix86_expand_mul_widen_evenodd): New.
960 (ix86_expand_mul_widen_hilo): New.
961 (ix86_expand_sse2_mulv4si3): Use ix86_expand_mul_widen_evenodd.
962 * config/i386/i386.md (u_bool) New code attr.
963 * config/i386/predicates.md
964 (nonimmediate_or_const_vector_operand): Remove.
965 * config/i386/sse.md (mul<VI4_AVX2>3): Don't use it; don't test
967 (vec_widen<s>mult_hi_<VI2_AVX2>): Remove.
968 (vec_widen<s>mult_lo_<VI2_AVX2>): Remove.
969 (vec_widen<s>mult_hi_v8si): Remove.
970 (vec_widen<s>mult_lo_v8si): Remove.
971 (vec_widen_smult_hi_v4si): Remove.
972 (vec_widen_smult_lo_v4si): Remove.
973 (vec_widen_umult_hi_v4si): Remove.
974 (vec_widen_umult_lo_v4si): Remove.
975 (vec_widen_<s>mult_hi_<VI124_AVX2>): New.
976 (vec_widen_<s>mult_lo_<VI124_AVX2>): New.
977 * config/i386/i386-protos.h: Update.
979 2012-06-25 Christophe Lyon <christophe.lyon@st.com>
981 * config/arm/neon.md (UNSPEC_VLD1_DUP): Remove.
982 (neon_vld1_dup): Restrict to VQ operands.
983 (neon_vld1_dupv2di): New, fixes vld1q_dup_s64.
985 2012-06-25 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
986 James Greenhalgh <james.greenhalgh@arm.com>
988 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Add new built-ins.
989 (TARGET_FMA): New macro.
990 (TARGET_ARM_QBIT, TARGET_ARM_SAT): Likewise.
991 (TARGET_ARM_ARCH): Likewise.
992 (TARGET_ARM_ARCH_ISA_THUMB): Likewise.
993 (TARGET_V6M, TARGET_V7M): Likewise.
994 (TARGET_ARM_ARCH_PROFILE): Likewise.
995 (TARGET_ARM_FEATURE_LDREX): Likewise.
996 (TARGET_ARM_FP, TARGET_NEON_FP): Likewise.
997 (ARM_MIN_ENUM_SIZE): Likewise.
998 * config/arm/arm.c (arm_file_start): Refactor appropriately.
999 (base_architecture): New enumeration.
1000 (arm_base_arch): New global variable.
1001 (processors): Add field base_arch.
1002 (ARM_ARCH, ARM_CORE): Adjust accordingly.
1003 (arm_option_override): Add initialization of arm_base_arch.
1004 * doc/cpp.texi (system-specific predefined macros.): Change.
1006 2012-06-25 Jakub Jelinek <jakub@redhat.com>
1009 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
1010 of x x x in the vmovlps load alternative.
1012 2012-06-25 Richard Sandiford <rdsandiford@googlemail.com>
1015 * df.h (dead_debug_add): Remove third argument.
1016 * df-problems.c (dead_debug_add): Likewise. Use the REGNO of the
1017 REG that we want to replace instead.
1018 (dead_debug_insert_temp): Use the REGNO of the reg that we want
1019 to replace instead of DF_REF_REGNO. Require there to always be
1020 at least one such use. Check for cases where the same location
1021 has more than df_ref associated with it.
1022 (df_note_bb_compute): Remove third dead_debug_add argument.
1023 * dce.c (word_dce_process_block): Likewise.
1025 2012-06-25 Steven Bosscher <steven@gcc.gnu.org>
1027 * config/v850/v850.c: Remove redundant extern declarations for
1028 last_assemble_variable_decl and size_directive_output.
1030 * doc/tm.texi.in: Document JMP_BUF_SIZE.
1031 * doc/tm.texi: Regenerate.
1032 * config/sparc/sparc.h (JMP_BUF_SIZE): Do not define.
1033 * config/pa/pa.h (JMP_BUF_SIZE): Likewise.
1034 * config/stormy16/stormy16.h: Likewise.
1036 * config/picochip/picochip.c: Do not define DONT_USE_BUILTIN_SETJMP.
1038 * doc/sourcebuild.texi: Add missing subdirectories.
1040 2012-06-25 Tristan Gingold <gingold@adacore.com>
1042 * config/i386/i386.h: Fix typo.
1044 2012-06-25 Tristan Gingold <gingold@adacore.com>
1046 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
1047 (seh_cfa_adjust_cfa): ... that function.
1048 (seh_emit_stackalloc): Do not emit out of range values.
1049 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
1050 UNSPEC_DEF_CFA constants.
1051 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
1052 * config/i386/i386.c (ix86_frame_pointer_required): Required
1053 for very large frames on SEH target.
1054 (ix86_compute_frame_layout): Save area is before frame pointer
1055 on SEH target. Handle very large frames.
1056 (ix86_expand_prologue): Likewise.
1058 2012-06-24 Steven Bosscher <steven@gcc.gnu.org>
1060 * output.h: (current_function_is_leaf,
1061 current_function_sp_is_unchanging,
1062 current_function_uses_only_leaf_regs): Remove.
1063 * function.c (current_function_is_leaf,
1064 current_function_sp_is_unchanging,
1065 current_function_uses_only_leaf_regs): Remove.
1066 (rest_of_handle_check_leaf_regs): Set crtl->uses_only_leaf_regs
1067 instead of current_function_uses_only_leaf_regs.
1068 * function.h (struct rtl_data): New fields sp_is_unchanging,
1069 is_leaf, uses_only_leaf_regs.
1070 * resource.c (init_resource_info): Replace current_function_is_leaf,
1071 current_function_sp_is_unchanging, and
1072 current_function_uses_only_leaf_regs with new crtl fields.
1073 * sdbout.c (sdbout_symbol): Likewise.
1074 * df-core.c (rest_of_handle_df_initialize): Likewise.
1075 * ira.c (ira): Likewise.
1076 * final.c (final_start_function): Likewise.
1077 * reorg.c (fill_simple_delay_slots): Likewise.
1078 * regrename.c (check_new_reg_p): Likewise.
1079 * stack-ptr-mod.c (notice_stack_pointer_modification_1): Likewise.
1080 (notice_stack_pointer_modification): Likewise.
1081 * dbxout.c (dbxout_symbol): Likewise.
1082 (dbxout_parms): Likewise.
1083 * sel-sched.c (init_regs_for_mode): Likewise.
1084 * dwarf2out.c (dbx_reg_number): Likewise.
1085 (multiple_reg_loc_descriptor): Likewise.
1086 * config/i386/i386.c (ix86_frame_pointer_required): Likewise.
1087 (gen_pop): Likewise.
1088 (ix86_select_alt_pic_regnum): Likewise.
1089 (ix86_compute_frame_layout): Likewise.
1090 (ix86_finalize_stack_realign_flags): Likewise.
1091 (ix86_expand_epilogue): Likewise.
1092 * config/rs6000/rs6000.c (rs6000_stack_info): Likewise.
1093 * config/h8300/h8300.c (byte_reg): Likewise.
1094 * config/c6x/c6x.c (must_reload_pic_reg_p): Likewise.
1095 (c6x_save_reg): Likewise.
1096 (c6x_compute_frame_layout): Likewise.
1097 * config/pa/pa.c (pa_compute_frame_size): Likewise.
1098 (pa_output_function_prologue): Likewise.
1099 * config/stormy16/stormy16.c (struct xstormy16_stack_layout): Likewise.
1100 * config/sparc/sparc.md (attr "leaf_function"): Likewise.
1101 * config/sparc/sparc.c (sparc_initial_elimination_offset): Likewise.
1102 (sparc_expand_prologue): Likewise.
1103 (sparc_flat_expand_prologue): Likewise.
1104 (sparc_asm_function_prologue): Likewise.
1105 (sparc_output_mi_thunk): Likewise.
1106 (sparc_frame_pointer_required): Likewise.
1107 * config/epiphany/epiphany.c (epiphany_compute_function_type):
1109 (epiphany_compute_frame_size): Likewise.
1110 * config/lm32/lm32.c (lm32_compute_frame_size): Likewise.
1111 * config/cris/cris.c (cris_md_asm_clobbers): Likewise.
1112 (cris_frame_pointer_required): Likewise.
1113 * config/tilepro/tilepro.c (emit_sp_adjust): Likewise.
1114 (tilepro_current_function_is_leaf): Likewise.
1115 * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Likewise.
1116 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
1117 * config/ia64/ia64.c (find_gr_spill): Likewise.
1118 (ia64_compute_frame_size): Likewise.
1119 (ia64_can_eliminate): Likewise.
1120 (ia64_initial_elimination_offset): Likewise.
1121 * config/m68k/m68k.c (m68k_save_reg): Likewise.
1122 (m68k_expand_epilogue): Likewise.
1123 * config/rx/rx.c (rx_get_stack_layout): Likewise.
1124 * config/tilegx/tilegx.c (tilegx_current_function_is_leaf): Likewise.
1125 * config/picochip/picochip.c (picochip_can_eliminate_link_sp_save):
1127 (picochip_output_frame_debug): Likewise.
1128 * config/sh/sh.c (sh_media_register_for_return): Likewise.
1129 (sh_allocate_initial_value): Likewise.
1130 (sh_output_mi_thunk): Likewise.
1131 * config/microblaze/microblaze.c (microblaze_must_save_register):
1133 (compute_frame_size): Likewise.
1134 (microblaze_initial_elimination_offset): Likewise.
1135 (microblaze_expand_prologue): Likewise.
1136 (microblaze_expand_epilogue): Likewise.
1137 * config/frv/frv.c (frv_expand_epilogue): Likewise.
1138 (frv_frame_pointer_required): Likewise.
1139 * config/spu/spu.c (get_pic_reg): Likewise.
1140 (direct_return): Likewise.
1141 (spu_expand_prologue): Likewise.
1142 (spu_expand_epilogue): Likewise.
1143 (spu_initial_elimination_offset): Likewise.
1144 * config/mips/mips.c (mips_global_pointer): Likewise.
1145 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
1146 (mips_compute_frame_info): Likewise.
1147 * config/mep/mep.c (mep_interrupt_saved_reg): Likewise.
1148 (mep_reload_pointer): Likewise.
1149 * config/rl78/rl78.c (need_to_save): Likewise.
1150 * config/cr16/cr16.c (cr16_compute_save_regs): Likewise.
1151 * config/score/score.c (score_compute_frame_size): Likewise.
1152 (score_function_prologue): Likewise.
1153 * config/bfin/bfin.c (must_save_p): Likewise.
1154 (expand_prologue_reg_save): Likewise.
1155 (expand_epilogue_reg_restore): Likewise.
1156 (bfin_frame_pointer_required): Likewise.
1157 (n_regs_saved_by_prologue): Likewise.
1158 (add_to_reg): Likewise.
1159 (expand_interrupt_handler_prologue): Likewise.
1160 (expand_interrupt_handler_epilogue): Likewise.
1161 (bfin_expand_prologue): Likewise.
1162 * config/avr/avr.c (avr_regs_to_save): Likewise.
1163 (avr_prologue_setup_frame): Likewise.
1164 (expand_epilogue): Likewise.
1165 * config/s390/s390.c (s390_regs_ever_clobbered): Likewise.
1166 (s390_register_info): Likewise.
1167 (s390_frame_info): Likewise.
1168 (s390_init_frame_layout): Likewise.
1169 (s390_emit_prologue): Likewise.
1172 2012-06-24 Steven Bosscher <steven@gcc.gnu.org>
1174 * system.h: Poison ASM_BYTE_OP and ASM_OUTPUT_BYTE.
1175 * vmsdbgout: Do not undefine it if defined.
1176 Rename local ASM_BYTE_OP definition to VMS_ASM_BYTE_OP.
1177 * config/microblaze/microblaze/h: Do no define ASM_BYTE_OP.
1178 * config/mep/mep.h: Do not define ASM_OUTPUT_BYTE.
1180 2012-06-24 Richard Sandiford <rdsandiford@googlemail.com>
1182 * config/mips/mips.c (mips_process_sync_loop): Add missing enum cast.
1184 2012-06-23 Richard Henderson <rth@redhat.com>
1187 * config/i386/i386.c (ix86_rtx_costs): Add reasonable costs for
1188 V*QImode shifts and multiply.
1189 (ix86_expand_vecop_qihi): Support shifts.
1190 * config/i386/i386.md (any_shift): New code iterator.
1191 * config/i386/sse.md (ashlv16qi3): Merge ...
1192 (<any_shiftrt>v16qi3): ... into ...
1193 (<any_shift><VI1_AVX2>3): ... here. Use ix86_expand_vecop_qihi
1194 to support SSE and AVX.
1196 * config/i386/i386.c (ix86_expand_sse_unpack): Split operands[]
1197 parameter into src and dest.
1198 * config/i386/sse.md (vec_unpacku_hi_<V124_AVX2>): Update call.
1199 (vec_unpacks_hi_<V124_AVX2>): Likewise.
1200 (vec_unpacku_lo_<V124_AVX2>): Likewise.
1201 (vec_unpacks_lo_<V124_AVX2>): Likewise.
1202 * config/i386/i386-protos.h: Update.
1204 * config/i386/sse.md (mul<VI1_AVX2>3): Change from insn_and_split to
1205 pure expander; move expansion code ...
1206 * config/i386/i386.c (ix86_expand_vecop_qihi): ... here. New function.
1207 * config/i386/i386-protos.h: Update.
1209 2012-06-22 Edmar Wienskoski <edmar@freescale.com>
1211 * config/rs6000/rs6000.md (define_attr "type"): New type popcnt.
1212 (popcntb<mode>2): Add attribute type popcnt.
1213 (popcntd<mode>2): Ditto.
1214 * config/rs6000/power4.md (define_insn_reservation): Add type popcnt.
1215 * config/rs6000/power5.md (define_insn_reservation): Ditto.
1216 * config/rs6000/power7.md (define_insn_reservation): Ditto.
1217 * config/rs6000/476.md (define_insn_reservation): Ditto.
1218 * config/rs6000/power6.md (define_insn_reservation): New
1219 reservation for popcnt instructions.
1221 2012-06-22 H.J. Lu <hongjiu.lu@intel.com>
1223 * doc/invoke.texi: Update -mpreferred-stack-boundary=3 warning.
1225 2012-06-22 H.J. Lu <hongjiu.lu@intel.com>
1228 * doc/invoke.texi: Add a warning for -mpreferred-stack-boundary=3.
1230 * config/i386/i386.c (ix86_option_override_internal): Allow
1231 -mpreferred-stack-boundary=3 for 64-bit if SSE is disabled.
1233 * config/i386/i386.h (MIN_STACK_BOUNDARY): Set to 64 for 64-bit
1236 2012-06-22 Bill Schmidt <wschmidt@linux.ibm.com>
1238 * double-int.c (double_int_multiple_of): New function.
1239 * double-int.h (double_int_multiple_of): New decl.
1240 * tree-ssa-loop-ivopts.c (add_cost, zero_cost): Remove undefs.
1241 (mbc_entry_hash): New forward decl.
1242 (mbc_entry_eq): Likewise.
1243 (zero_cost): Change to no_cost.
1244 (mult_costs): New static var.
1245 (cost_tables_exist): Likewise.
1246 (initialize_costs): New function.
1247 (finalize_costs): Likewise.
1248 (tree_ssa_iv_optimize_init): Call initialize_costs.
1249 (add_cost): Change to add_regs_cost; distinguish costs by speed.
1250 (multiply_regs_cost): New function.
1251 (add_const_cost): Likewise.
1252 (extend_or_trunc_reg_cost): Likewise.
1253 (negate_reg_cost): Likewise.
1254 (multiply_by_cost): Change to multiply_by_const_cost; distinguish
1256 (get_address_cost): Change add_cost to add_regs_cost; change
1257 multiply_by_cost to multiply_by_const_cost.
1258 (force_expr_to_var_cost): Change zero_cost to no_cost; change
1259 add_cost to add_regs_cost; change multiply_by_cost to
1260 multiply_by_const_cost.
1261 (split_cost): Change zero_cost to no_cost.
1262 (ptr_difference_cost): Likewise.
1263 (difference_cost): Change zero_cost to no_cost; change multiply_by_cost
1264 to multiply_by_const_cost.
1265 (get_computation_cost_at): Change add_cost to add_regs_cost; change
1266 multiply_by_cost to multiply_by_const_cost.
1267 (determine_use_iv_cost_generic): Change zero_cost to no_cost.
1268 (determine_iv_cost): Change add_cost to add_regs_cost.
1269 (iv_ca_new): Change zero_cost to no_cost.
1270 (tree_ssa_iv_optimize_finalize): Call finalize_costs.
1271 * tree-ssa-address.c (most_expensive_mult_to_index): Change
1272 multiply_by_cost to multiply_by_const_cost.
1273 * tree-flow.h (multiply_by_cost): Change to multiply_by_const_cost.
1274 (add_regs_cost): New decl.
1275 (multiply_regs_cost): Likewise.
1276 (add_const_cost): Likewise.
1277 (extend_or_trunc_reg_cost): Likewise.
1278 (negate_reg_cost): Likewise.
1280 2012-06-22 Richard Guenther <rguenther@suse.de>
1282 Merge from graphite branch
1283 2011-08-10 Sebastian Pop <sebpop@gmail.com>
1285 * graphite-sese-to-poly.c (build_scop_drs): Fix memory leak.
1287 2012-01-13 Tobias Grosser <tobias@grosser.es>
1289 * tree-flow.h (parallelized_function_p): Declare.
1290 * tree-parloops.c (parallelized_function_p): Export.
1291 * graphite.c (graphite_transform_loops): Do not run graphite on
1292 already parallel functions.
1294 2012-06-22 Alan Modra <amodra@gmail.com>
1296 * config/rs6000/rs6000.c (rs6000_pre_atomic_barrier): Pass in and
1297 return mem. Convert to indirect addressing if not indirect or
1298 indexed. Adjust all callers.
1300 2012-06-22 Richard Guenther <rguenther@suse.de>
1302 * gcov-iov.c: Include bconfig.h and system.h.
1304 2012-06-22 Andreas Schwab <schwab@linux-m68k.org>
1306 * doc/include/texinfo.tex: Update to version 2012-06-05.14.
1308 2012-06-22 Richard Guenther <rguenther@suse.de>
1310 PR gcov-profile/53744
1311 * gcov-iov.c (main): Treat "" and "prerelease" the same.
1313 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
1316 * dwarf2out.c (gen_compile_unit_die): Use DW_LANG_Fortran90 as language
1317 for GNU Fortran if in strict DWARF2 mode.
1319 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
1321 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
1322 DECL_IGNORED_P non-reg vars even if they are used.
1324 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
1328 * var-tracking.c (vt_get_canonicalize_base): New.
1329 (vt_canonicalize_addr, vt_stack_offset_p): New.
1330 (vt_canon_true_dep): New.
1331 (drop_overlapping_mem_locs): Use vt_canon_true_dep.
1332 (clobber_overlaping_mems): Use vt_canonicalize_addr.
1334 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
1338 * var-tracking.c (vt_initialize): Record initial offset between
1339 arg pointer and stack pointer.
1341 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
1345 * var-tracking.c (vt_init_cfa_base): Drop redundant recording of
1348 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
1352 * alias.c (memrefs_conflict_p): Improve handling of AND for alignment.
1354 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
1356 * ddg.c (build_intra_loop_deps): Discard deps of nondebug on debug.
1358 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
1361 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
1363 2012-06-21 Meador Inge <meadori@codesourcery.com>
1366 * c-decl.c (c_push_function_context): Restore the behavior to reuse
1367 the language function allocated for -Wunused-local-typedefs.
1368 (c_pop_function_context): If necessary, clear the language function
1369 created in c_push_function_context. Always clear out the
1370 x_cur_stmt_list field of the restored language function.
1372 2012-06-21 Sterling Augustine <saugustine@google.com>
1373 Cary Coutant <ccoutant@google.com>
1375 * dwarf2out.c (is_cu_die, is_namespace_die, is_class_die,
1376 add_AT_pubnames, add_enumerator_pubname, want_pubnames): New functions.
1377 (comdat_type_struct): New field 'skeleton_die'.
1378 (breakout_comdat_types): Update it.
1379 (add_pubname): Rework logic. Call is_class_die, is_cu_die and
1380 is_namespace_die. Fix minor style violation. Call want_pubnames.
1381 (add_pubname_string): Call want_pubnames.
1382 (add_pubtype): Rework logic for calculating type name. Call
1383 is_namespace_die. Call want_pubnames.
1384 (output_pubnames): Move conditional logic deciding when to produce the
1385 section from dwarf2out_finish. Use new skeleton_die field.
1386 (base_type_die): Call add_pubtype.
1387 (gen_enumeration_type_die): Unconditionally call add_pubtype.
1388 (gen_subprogram_die): Adjust calls to add_pubname.
1389 (gen_namespace_die): Call add_pubname_string.
1390 (dwarf2out_finish): Call add_AT_pubnames; Move logic on when to
1391 produce pubnames and pubtypes sections to output_pubnames.
1392 * common.opt (-gpubnames): New option.
1393 * doc/invoke.texi: Document it.
1395 2012-06-21 Steven Bosscher <steven@gcc.gnu.org>
1397 * config/m32c/m32c-pragma.c: Remove unnecessary includes.
1399 2012-06-21 Michael Matz <matz@suse.de>
1402 * builtins.c (get_memory_rtx): Always build an all-aliasing MEM_REF
1405 2012-06-21 Richard Guenther <rguenther@suse.de>
1407 * tree-inline.c (estimate_num_insns): Estimate call cost for
1410 2012-06-20 Rüdiger Sonderfeld <ruediger@c-plusplus.de>
1412 * tree.h (DECL_SOURCE_COLUMN): New accessor.
1414 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
1416 * config/i386/i386.md (SINCOS): New int iterator.
1417 (sincos): New int attribute.
1418 (*<sincos>xf2_i387): Macroize insn from *{sin,cos}xf2_i387 using
1419 SINCOS int iterator.
1420 (*<sincos>_extend<mode>xf2_i387): Macroize insn from
1421 *{sin,cos}_extend<mode>xf2_i387 using SINCOS int iterator.
1423 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
1425 * config/i386/i386.md (RDFSGSBASE): New int iterator.
1426 (WRFSGSBASE): Ditto.
1427 (fsgs): New int attribute.
1428 (rd<fsgs>base<mode>): Macroize insn from rd<fsgs>base<mode> using
1429 RDFSGSBASE int iterator.
1430 (wr<fsgs>base<mode>): Macroize insn from wr<fsgs>base<mode> using
1431 WRFSGSBASE int iterator.
1433 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
1435 * config/i386/i386.md (<rounding_insn><mode>2): Macroize expander
1436 from {floor,ceil,btrunc}<mode>2 using FIST_ROUNDING int iterator.
1437 (l<rounding_insn><MODEF:mode><SWI48:mode>2): Macroize expander
1438 from l{floor,ceil}<MODEF:mode><SWI48:mode>2 using FIST_ROUNDING
1441 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
1443 * system.h: Poison ASM_OUTPUT_IDENT and IDENT_ASM_OP.
1445 2012-06-20 Richard Guenther <rguenther@suse.de>
1447 PR tree-optimization/30318
1448 * tree-vrp.c (range_int_cst_p): Do not reject overflowed
1450 (range_int_cst_singleton_p): But explicitely here.
1451 (zero_nonzero_bits_from_vr): And here.
1452 (extract_range_from_binary_expr_1): Re-implement PLUS_EXPR
1453 to cover all cases we can perform arbitrary precision
1454 arithmetic with double-ints.
1455 (intersect_ranges): Handle adjacent anti-ranges.
1457 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
1459 * config/i386/i386.md (rounding_insn): New int attribute.
1460 (<rounding_insn>xf2): Macroize insn from
1461 {floor,ceil,btrunc}xf2 using FRNDINT_ROUNDING int iterator.
1462 (l<rounding_insn>xf<mode>2): Rename from l<rounding>xf<mode>2.
1464 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
1466 * config/i386/i386.md (IEEE_MAXMIN): New int iterator.
1467 (ieee_maxmin): New int attribute.
1468 (*ieee_s<ieee_maxmin><mode>3): Macroize insn from
1469 *ieee_s{max,min}<mode>3 using IEEE_MAXMIN int iterator.
1471 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
1473 * config/arm/arm.h (EMIT_EABI_ATTRIBUTE): Remove.
1474 * config/arm/arm.c: Do not include c-pragma.h.
1475 (arm_emit_eabi_attribute): New function based on EMIT_EABI_ATTRIBUTE.
1476 (arm_file_start): Replace uses of EMIT_EABI_ATTRIBUTE with calls
1477 to arm_emit_eabi_attribute.
1478 * arm-c.c: Do not include output.h.
1479 (arm_output_c_attributes): Replace use of EMIT_EABI_ATTRIBUTE with a
1480 call to arm_emit_eabi_attribute.
1481 * config/arm/arm-protos.h (arm_emit_eabi_attribute): Prototype it.
1483 2012-06-20 Richard Guenther <rguenther@suse.de>
1485 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p):
1486 Allow adjusting alignment of user-aligned decls again.
1488 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
1490 * config/rl78/rl78-c.c: Remove unnecessary includes.
1492 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
1494 * config/cris/cris.c: Include cgraph.h.
1495 (cris_option_override): Do not set non-existing flag_no_gcc_ident.
1497 2012-06-19 Maxim Kuvyrkov <maxim@codesourcery.com>
1499 * emit-rtl.c (need_atomic_barrier_p): New function.
1500 * emit-rtl.h (need_atomic_barrier_p): Declare it.
1501 * config/alpha/alpha.c (alpha_{pre,post}_atomic_barrier): Use it.
1502 * config/arm/arm.c (arm_{pre,post}_atomic_barrier): Use it.
1503 * config/tilegx/tilegx.c (tile_{pre,post}_atomic_barrier): Use it.
1504 * config/mips/mips.c (mips_{pre,post}_atomic_barrier_p): Remove.
1505 (mips_process_sync_loop): Use generic version instead.
1507 2012-06-19 Maxim Kuvyrkov <maxim@codesourcery.com>
1509 * config/mips/mips.c (mips_process_sync_loop): Emit cmp result only if
1512 2012-06-19 Tom de Vries <vries@codesourcery.com>
1513 Maxim Kuvyrkov <maxim@codesourcery.com>
1515 * config/mips/constraints.md (ZR): New constraint.
1516 * config/mips/predicates.md (mem_noofs_operand): New predicate.
1517 * config/mips/mips.c (mips_print_operand): Handle new print modifier.
1518 * config/mips/mips.h (TARGET_XLP): Define.
1519 (TARGET_SYNC_AFTER_SC): Update.
1520 (ISA_HAS_SWAP, ISA_HAS_LDADD): Define.
1521 * config/mips/sync.md (atomic_exchange, atomic_fetch_add): Use
1522 XLP-specific swap and ldadd patterns.
1523 (atomic_exchange_swap, atomic_fetch_add_ldadd): New patterns.
1525 2012-06-19 Tom de Vries <vries@codesourcery.com>
1526 Maxim Kuvyrkov <maxim@codesourcery.com>
1528 * config/mips/mips.c (mips_emit_pre_atomic_barrier_p,)
1529 (mips_emit_post_atomic_barrier_p): New static functions.
1530 (mips_process_sync_loop): Use them. Emit sync memory barriers in
1531 accordance with memory model semantics. Add return of CMP result for
1533 * config/mips/mips.md: Update comment.
1534 (sync_cmp): New attribute.
1535 (sync_memmodel): New attribute replacing sync_release_barrier.
1536 * config/mips/sync.md (UNSPEC_ATOMIC_COMPARE_AND_SWAP,)
1537 (UNSPEC_ATOMIC_EXCHANGE, UNSPEC_ATOMIC_FETCH_OP): New constants.
1538 (sync_lock_test_and_set, test_and_set_12): Update.
1539 (atomic_compare_and_swap, atomic_exchange, atomic_exchange_llsc,)
1540 (atomic_fetch_add, atomic_fetch_add_llsc): New patterns.
1542 2012-06-19 Joseph Myers <joseph@codesourcery.com>
1544 * config/rs6000/spe.md (*mov_si<mode>_e500_subreg0): Rename to
1545 mov_si<mode>_e500_subreg0.
1546 (*mov_si<mode>_e500_subreg0_elf_low)
1547 (*mov_si<mode>_e500_subreg4_elf_low): New patterns.
1549 2012-06-19 Richard Henderson <rth@redhat.com>
1551 * config/alpha/alpha.c: Include params.h.
1552 (alpha_option_override): Initialize PARAM_L1_CACHE_LINE_SIZE,
1553 PARAM_L1_CACHE_SIZE, PARAM_L2_CACHE_SIZE for the cpu tuning.
1555 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
1557 * doc/tm.texi.in (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE,
1558 TARGET_OBJC_DECLARE_CLASS_DEFINITION): Add @hooks.
1559 (ASM_DECLARE_CLASS_REFERENCE, ASM_DECLARE_UNRESOLVED_REFERENCE):
1561 * doc/tm.texi: Regenerate.
1562 * config/darwin.h (ASM_OUTPUT_LABELREF): Remove special case for
1564 * config/darwin-c.c: Include target.h.
1565 (darwin_objc_declare_unresolved_class_reference): New function.
1566 (darwin_objc_declare_class_definition): New function.
1567 (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE): Define.
1568 (TARGET_OBJC_DECLARE_CLASS_DEFINITION): Define.
1570 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
1572 * target.def (output_ident): New hook.
1573 * targhooks.h (default_asm_output_ident_directive): Add prototype.
1574 * varasm.c (assemble_asm): Only prefix a tab if the string does not
1575 already start with one.
1576 (default_asm_output_ident_directive): New function to emit
1577 .ident as a top-level asm node while parsing, or directly to
1578 asm_out_file after parsing.
1579 * toplev.c (compile_file): Print a GCC .ident with
1580 targetm.asm_out.output_ident.
1581 * doc/tm.texi.in (ASM_OUTPUT_IDENT): Remove documentation for macro.
1582 (TARGET_ASM_OUTPUT_IDENT): Add @hook for this.
1583 * doc/tm.texi: Update.
1585 * config/elfos.h (ASM_OUTPUT_IDENT, IDENT_ASM_OP): Remove.
1586 (TARGET_ASM_OUTPUT_IDENT): Define.
1587 * config/i386/djgpp.h (IDENT_ASM_OP): Remove.
1588 * config/i386/gas.h (ASM_OUTPUT_IDENT): Remove.
1589 * config/arm/aout.h (ASM_OUTPUT_IDENT): Remove.
1590 * config/sparc/sparc.h (IDENT_ASM_OP): Remove.
1591 (TARGET_ASM_OUTPUT_IDENT): Define.
1592 * config/picochip/picochip.h (IDENT_ASM_OP): Remove.
1593 (TARGET_ASM_OUTPUT_IDENT): Define.
1595 * config/cris/cris-protos.h (cris_asm_output_ident): Add prototype.
1596 * config/cris/cris.c (cris_asm_output_ident): New function.
1597 * config/cris/cris.h (ASM_OUTPUT_IDENT, IDENT_ASM_OP): Remove.
1599 * config/microblaze/microblaze-protos.h (microblaze_asm_output_ident):
1601 * config/microblaze/microblaze.c: Include cgraph.h for add_asm_node.
1602 (microblaze_asm_output_ident): Rewrite to work similar to
1603 default_asm_output_ident_directive for front-end .idents.
1604 * config/microblaze/microblaze.h (ASM_OUTPUT_IDENT): Remove.
1605 (TARGET_ASM_OUTPUT_IDENT): Define.
1607 * config/mips/mips.h (ASM_OUTPUT_IDENT): Remove.
1608 * config/mips/sde.h (IDENT_ASM_OP, ASM_OUTPUT_IDENT): Remove.
1610 * config/rx/rx.c: Include cgraph.h for add_asm_node.
1611 (rx_asm_output_ident): New function, similar to
1612 default_asm_output_ident_directive, but handle AS100 syntax also, so
1613 that #ident also works for rx in AS100 syntax.
1614 (TARGET_ASM_OUTPUT_IDENT): Define.
1615 * config/rx/rx.h (IDENT_ASM_OP): Remove.
1617 * Makefile.in: Fix dependencies for c-family/c-lex.o.
1619 2012-06-19 Uros Bizjak <ubizjak@gmail.com>
1621 * config/i386/i386.md (FIST_ROUNDING): New int iterator.
1622 (rounding): Handle UNSPEC_FIST_{FLOOR,CEIL}.
1624 (*fist<mode>2_<rounding>_1): Macroize insn from
1625 *fist<mode>2_{floor,ceil}_1 using FIST_ROUNDING int iterator.
1626 (fistdi2_<rounding>): Macroize insn from
1627 fistdi2_{floor,ceil} using FIST_ROUNDING int iterator.
1628 (fistdi2_<rounding>_with_temp and splitters): Macroize insn and
1629 corresponding splitters from fistdi2_{floor,ceil} and corresponding
1630 splitters using FIST_ROUNDING int iterator.
1631 (fist<mode>2_<rounding>): Macroize insn from
1632 fist<mode>2_{floor,ceil} using FIST_ROUNDING int iterator.
1633 (fist<mode>2_<rounding>_with_temp and splitters): Macroize insn and
1634 corresponding splitters from fist<mode>2_{floor,ceil} and corresponding
1635 splitters using FIST_ROUNDING int iterator.
1636 (l<rounding>xf<mode>2): Macroize expander from l{floor,ceil}xf<mode>2
1637 using FIST_ROUNDING int iterator.
1639 2012-06-19 Richard Henderson <rth@redhat.com>
1641 * config/i386/i386-protos.h (ix86_expand_sse2_mulv4si3): Declare.
1642 * config/i386/i386.c (ix86_expand_sse2_mulv4si3): New.
1643 * config/i386/predicates.md (nonimmediate_or_const_vector_operand): New.
1644 * config/i386/sse.md (sse2_mulv4si3): Delete.
1645 (mul<VI4_AVX2>3): Use ix86_expand_sse2_mulv4si3 and
1646 nonimmediate_or_const_vector_operand.
1648 2012-06-19 Richard Henderson <rth@redhat.com>
1650 * expmed.c (struct init_expmed_rtl): Split ...
1651 (init_expmed_one_mode): ... out of ...
1652 (init_expmed): ... here. Initialize integer vector modes also.
1653 (synth_mult): Handle integer vector modes.
1654 (choose_mult_variant): Likewise.
1655 (expand_mult_const): Likewise.
1656 (expand_mult): Likewise.
1657 * machmode.h (GET_MODE_UNIT_BITSIZE): New.
1659 2012-06-19 Richard Henderson <rth@redhat.com>
1661 * config/i386/i386.c (ix86_rtx_costs): Handle CONST_VECTOR, and
1662 integral vector modes.
1664 2012-06-19 Uros Bizjak <ubizjak@gmail.com>
1666 * config/i386/i386.md (FRNDINT_ROUNDING): New int iterator.
1667 (rounding): New int attribute.
1669 (frndintxf2_<rounding>): Macroize insn from
1670 frndintxf2_{floor,ceil,trunc} using FRNDINT_ROUNDING int iterator.
1671 (frndintxf2_<rounding>_i387): Macroize insn from
1672 frndintxf2_{floor,ceil,trunc}_i387 using FRNDINT_ROUNDING int iterator.
1674 2012-06-19 Richard Guenther <rguenther@suse.de>
1676 * tree-vrp.c (union_ranges): New function.
1677 (vrp_meet_1): Use union_ranges.
1678 (vrp_meet): Dump what we union and call vrp_meet_1.
1680 2012-06-19 Richard Earnshaw <rearnsha@arm.com>
1682 * arm.md (enum unspec): Delete UNSPEC_SIN and UNSPEC_COS.
1683 (attr type): Remove fmul, ffmul, farith, ffarith, float_em
1684 f_fpa_load, f_fpa_store, f_mem_r, r_mem_f.
1685 (attr write_conflict, attr core_cycles): Update.
1686 * arm-generic.md (r_mem_f_wbuf): Delete reservation.
1688 2012-06-19 Richard Guenther <rguenther@suse.de>
1690 * tree-vrp.c (intersect_ranges): Handle more cases.
1691 (vrp_intersect_ranges): Dump what we intersect and call ...
1692 (vrp_intersect_ranges_1): ... this.
1694 2012-06-19 Richard Guenther <rguenther@suse.de>
1696 PR tree-optimization/53708
1697 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
1698 user-supplied alignment and alignment of decls with the used
1701 2012-06-18 Lawrence Crowl <crowl@google.com>
1703 * timevar.def (TV_PHASE_GENERATE): Rename to TV_PHASE_LATE_ASM.
1704 (TV_PHASE_CGRAPH): Rename to TV_PHASE_OPT_GEN.
1705 (TV_PHASE_STREAM_IN): New.
1706 (TV_PHASE_STREAM_OUT): New.
1707 * timevar.c (validate_phases): New.
1708 (timevar_print): Call validate_phases.
1709 * c-decl.c (c_write_global_declarations): Rename use of TV_PHASE_CGRAPH
1710 to TV_PHASE_OPT_GEN.
1711 * langhooks.c (write_global_declarations): Rename use of
1712 TV_PHASE_CGRAPH to TV_PHASE_OPT_GEN. Use TV_PHASE_DBGINFO instead of
1713 TV_PHASE_CHECK_DBGINFO.
1714 * toplev.c (compile_file): Rename use of TV_PHASE_GENERATE to
1715 TV_PHASE_LATE_ASM. Move start of TV_PHASE_LATE_ASM to after call to
1716 lang_hooks.decls.final_write_globals.
1718 2012-06-18 David Edelshn <dje.gcc@gmail.com>
1720 * config/rs6000/aix52.h (TARGET_EXTRA_BUILTINS): Define as 0.
1722 2012-06-18 Uros Bizjak <ubizjak@gmail.com>
1725 * config/i386/sse.md (*sse4_2_pcmpestr_unaligned): New.
1726 (*sse4_2_pcmpistr_unaligned): New.
1728 2012-06-18 Ian Bolton <ian.bolton@arm.com>
1729 Sameera Deshpande <sameera.deshpande@arm.com>
1730 Greta Yorsh <greta.yorsh@arm.com>
1732 * config/arm/arm-protos.h (arm_output_epilogue): Remove.
1733 * config/arm/arm.c (print_multi_reg): Remove.
1734 (vfp_output_fldmd): Likewise.
1735 (arm_output_epilogue): Likewise.
1736 * config/arm/arm.md (epilogue_insns): Update condition and code.
1738 2012-06-18 Ian Bolton <ian.bolton@arm.com>
1739 Sameera Deshpande <sameera.deshpande@arm.com>
1740 Greta Yorsh <greta.yorsh@arm.com>
1742 * config/arm/arm-protos.h (thumb2_expand_return): New declaration.
1743 * config/arm/arm.c (thumb2_expand_return): New function.
1744 * config/arm/arm.md (return): Update condition and code.
1746 2012-06-18 Ian Bolton <ian.bolton@arm.com>
1747 Sameera Deshpande <sameera.deshpande@arm.com>
1748 Greta Yorsh <greta.yorsh@arm.com>
1750 * config/arm/arm-protos.h (output_return_instruction): New parameter
1751 and int to bool change of parameter types.
1752 * config/arm/arm.c (output_return_instruction): Likewise.
1753 * config/arm/arm.md (arm_simple_return): New pattern.
1754 (arm_return, cond_return, cond_return_inverted): Add new arguments.
1755 * config/arm/thumb2.md (thumb2_return): Update condition and code.
1757 2012-06-18 Ian Bolton <ian.bolton@arm.com>
1758 Sameera Deshpande <sameera.deshpande@arm.com>
1759 Greta Yorsh <greta.yorsh@arm.com>
1761 * config/arm/arm-protos.h (arm_expand_epilogue): New declaration.
1762 * config/arm/arm.c (arm_expand_epilogue): New function.
1763 * config/arm/arm.md (epilogue): Update condition and code.
1764 (sibcall_epilogue): Likewise.
1766 2012-06-18 Ian Bolton <ian.bolton@arm.com>
1767 Sameera Deshpande <sameera.deshpande@arm.com>
1768 Greta Yorsh <greta.yorsh@arm.com>
1770 * config/arm/arm.c (arm_expand_epilogue_apcs_frame): New function.
1771 * config/arm/arm.md (arm_addsi3) Add an alternative.
1773 2012-06-18 Ian Bolton <ian.bolton@arm.com>
1774 Sameera Deshpande <sameera.deshpande@arm.com>
1775 Greta Yorsh <greta.yorsh@arm.com>
1777 * config/arm/arm.md (vfp_pop_multiple_with_writeback) New define_insn.
1778 * config/arm/predicates.md (pop_multiple_fp) New special predicate.
1779 * config/arm/arm.c (arm_emit_vfp_multi_reg_pop): New function.
1781 2012-06-18 Ian Bolton <ian.bolton@arm.com>
1782 Sameera Deshpande <sameera.deshpande@arm.com>
1783 Greta Yorsh <greta.yorsh@arm.com>
1785 * config/arm/arm.md (load_multiple_with_writeback) New define_insn.
1786 (load_multiple, pop_multiple_with_writeback_and_return) Likewise.
1787 (pop_multiple_with_return, ldr_with_return) Likewise.
1788 * config/arm/predicates.md (pop_multiple_return) New special predicate.
1789 * config/arm/arm-protos.h (arm_output_multireg_pop) New declaration.
1790 * config/arm/arm.c (arm_output_multireg_pop) New function.
1791 (arm_emit_multi_reg_pop): New function.
1793 2012-06-18 Greta Yorsh <Greta.Yorsh@arm.com>
1795 * config/arm/arm.c (ldm_stm_operation_p): Require SP
1796 as base register for loads if SP is in the register list.
1798 2012-06-18 Richard Guenther <rguenther@suse.de>
1800 PR tree-optimization/53693
1801 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
1802 Reject operands with more than one use.
1804 2012-06-18 Bill Schmidt <wschmidt@linux.ibm.com>
1806 PR tree-optimization/53703
1807 * tree-ssa-phiopt.c (hoist_adjacent_loads): Skip virtual phis;
1808 correctly set bb_for_def[12].
1810 2012-06-18 Steven Bosscher <steven@gcc.gnu.org>
1812 * config/vax/vax.h (VMS_TARGET): Remove.
1814 2012-06-18 Richard Guenther <rguenther@suse.de>
1816 * tree-vrp.c (extract_range_from_assert): Split out range
1818 (intersect_ranges): New function.
1819 (vrp_intersect_ranges): Likewise.
1821 2012-06-18 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1823 * config/s390/s390.c (s390_gimplify_va_arg): Revert change from
1826 2012-06-18 Tejas Belagod <tejas.belagod@arm.com>
1828 * doc/md.texi: Document int iterators.
1829 * read-rtl.c (ints): New iterator group.
1830 (find_int): Int iterator group callback.
1831 (apply_int_iterator): Likewise.
1832 (apply_iterators): Traverse int iterator table and add all the used
1834 (initialize_iterators): Initialize data structures and callbacks for
1836 (read_rtx): Parse and read mappings for int iterators.
1837 (read_rtx_code): Record int iterator usage.
1839 2012-06-18 Richard Sandiford <rdsandiford@googlemail.com>
1842 * expr.c (expand_expr_addr_expr_1): Convert to tmode before
1843 performing an addition.
1845 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
1847 * output.h (split_double): Move prototype to rtl.h.
1848 (constructor_static_from_elts_p): Move prototype to tree.c.
1849 * rtl.h (split_double): Moved here from output.h.
1850 * tree.h (constructor_static_from_elts_p): Moved here from output.h.
1851 * final.c (split_double): Move from here ...
1852 * rtlanal.c (split_double): ... to here.
1853 * expr.c: Do not include output.h.
1855 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
1857 * cfglayout.h: Remove.
1858 * cfglayout.c: Remove.
1859 * function.h (struct function): Remove x_last_location field.
1860 * function.c: Do not include cfglayout.h.
1861 (expand_function_start): Do not call no-op force_next_line_note.
1862 (expand_function_end): Likewise.
1863 * cfgrtl.c: Do not include cfglayout.h. Include gt-cfgrtl.h.
1864 (unlink_insn_chain): Moved here from cfglayout.c.
1865 (skip_insns_after_block, label_for_bb, record_effective_endpoints,
1866 into_cfg_layout_mode, outof_cfg_layout_mode,
1867 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode,
1868 relink_block_chain, fixup_reorder_chain, verify_insn_chain,
1869 fixup_fallthru_exit_predecessor, force_one_exit_fallthru,
1870 cfg_layout_can_duplicate_bb_p, duplicate_insn_chain,
1871 cfg_layout_duplicate_bb, cfg_layout_initialize, break_superblocks,
1872 cfg_layout_finalize): Likewise.
1873 (rtl_can_remove_branch_p): Likewise.
1874 * rtl.h (insn_scope): Move prototype from cfglayout.h here.
1875 (duplicate_insn_chain): Likewise.
1876 (force_next_line_note): Remove prototype.
1877 * emit-rtl.c: Do not include tree-flow.h, egad. Include vecprim.h.
1878 (last_location): Remove #define to emit.x_last_location.
1879 (force_next_line_note): Remove no-op function.
1880 (init_emit): Don't set x_last_location.
1881 (block_locators_locs, block_locators_blocks, locations_locators_locs,
1882 locations_locators_vals, prologue_locator, epilogue_locator,
1883 curr_location, last_location, curr_block, last_block, curr_rtl_loc):
1884 Move POD to here from cfglayout.c.
1885 (insn_locators_alloc, insn_locators_finalize, insn_locators_free,
1886 set_curr_insn_source_location, get_curr_insn_source_location,
1887 set_curr_insn_block, get_curr_insn_block, curr_insn_locator,
1888 locator_scope, insn_scope, locator_location, locator_line, insn_line,
1889 locator_file, insn_file, locator_eq): Move to here from cfglayout.c.
1890 * cfghooks.h: Remove double-include protection.
1891 (can_copy_bbs_p, copy_bbs): Move prototypes from cfglayout.h to here.
1892 * cfghooks.c (can_copy_bbs_p, copy_bbs): Move to here from cfglayout.c.
1893 * final.c: Do not include cfglayout.h.
1894 (choose_inner_scope, change_scope): Move to here from cfglayout.c.
1895 (reemit_insn_block_notes): Likewise. Make static.
1896 * tree-flow.h (tree_could_trap_p, operation_could_trap_helper_p,
1897 operation_could_trap_p, tree_could_throw_p): Move from here...
1898 * tree.h: ... to here.
1899 * gengtype.c (open_base_files): Remove cfglayout.h from the list.
1900 * profile.c: Do not include cfghooks.h.
1901 * cfgloopmanip.c: Do not include cfglayout.h and cfghooks.h.
1902 * modulo-sched.c: Likewise.
1903 * loop-unswitch.c: Do not include cfglayout.h.
1904 * sched-ebb.c: Likewise.
1905 * tracer.c: Likewise.
1907 * tree-vect-loop-manip.c: Likewise.
1908 * loop-init.c: Likewise.
1909 * dwarf2out.c: Likewise.
1910 * hw-doloop.c: Likewise.
1911 * loop-unroll.c: Likewise.
1912 * cfgcleanup.c: Likewise.
1913 * bb-reorder.c: Likewise.
1914 * sched-rgn.c: Likewise.
1915 * tree-cfg.c: Likewise.
1916 * config/alpha/alpha.c: Likewise.
1917 * config/spu/spu.c: Likewise.
1918 * config/sparc/sparc.c: Likewise.
1919 * config/sh/sh.c: Likewise.
1920 * config/c6x/c6x.c: Likewise.
1921 * config/ia64/ia64.c: Likewise.
1922 * config/rs6000/rs6000.c: Likewise.
1923 * config/score/score.c: Likewise.
1924 * config/mips/mips.c: Likewise.
1925 * config/bfin/bfin.c: Likewise.
1926 * Makefile.in (CFGAYOUT_H): Remove, and fixup users.
1927 * config/rs6000/t-rs6000 (rs6000.o): Do not depend on cfglayout.h.
1928 * config/spu/t-spu-elf (spu.o: $): Likewise.
1929 * config/sparc/t-sparc (sparc.o): Do not depend on CFGLAYOUT_H.
1931 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
1933 * cfgloop.h: Do not include rtl.h.
1934 (enum iv_extend_code): New.
1935 (struct rtx_iv): Use iv_extend_code instead of rtx_code.
1936 * Makefile.in (CFGLOOP_H): Do not depend on RTL_H.
1937 * loop-iv.c (iv_extend_to_rtx_code): New function to translate
1938 an IV_EXTEND_CODE to an RTX_CODE.
1939 (dump_iv_info): Update for rtx_iv field type change.
1940 (iv_constant): Likewise.
1941 (iv_subreg): Likewise.
1942 (iv_extend): Likewise.
1945 (iv_mult): Likewise.
1946 (iv_shift): Likewise.
1947 (get_biv_step_1): Likewise.
1948 (get_biv_step): Likewise.
1949 (iv_analyze_biv): Likewise.
1950 (get_iv_value): Likewise.
1951 (shorten_into_mode): Likewise.
1952 (canonicalize_iv_subregs): Likewise.
1953 * sese.c (sese_build_liveouts): Use MAY_HAVE_DEBUG_STMTS instead
1954 of MAY_HAVE_DEBUG_INSNS.
1955 * tree-ssa-loop-ivopts.c: Include recog.h after expr.h.
1956 * tree-ssa-loop-prefetch.c: Likewise.
1958 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
1960 * expmed.c (ceil_log2): Move from here...
1961 * hwint.c: ... to here for older GCCs...
1962 * hwint.h: ... and here for newer GCCs.
1963 * rtl.h (ceil_log2): Remove prototype.
1965 * tree-phinodes.c: Do not include rtl.h.
1966 * Makefile.in (tree-phinodes.o): Do not depend on RTL_H.
1968 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
1970 * config/cris/cris.h (TARGET_ELF): Remove.
1971 (FORCE_EH_FRAME_INFO_IN_DATA_SECTION): Remove.
1972 (CRIS_ASM_OUTPUT_ALIGNED_DECL_COMMON): Simpify using TARGET_ELF==1.
1973 (LOCAL_LABEL_PREFIX): Likewise.
1974 * config/cris/cris.c (cris_target_asm_named_section): Remove.
1975 (cris_option_override): Simpify using TARGET_ELF==1.
1976 (cris_file_start): Likewise.
1977 * config/cris/cris-protos.h (cris_target_asm_named_section): Remove.
1979 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
1981 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
1983 2012-06-16 Eric Botcazou <ebotcazou@adacore.com>
1986 * tree-inline.c (initialize_cfun): Copy can_delete_dead_exceptions.
1988 2012-06-15 Easwaran Raman <eraman@google.com>
1990 * passes.c (init_optimization_passes): Remove pass_call_cdce
1991 from its current position and insert after pass_dce.
1993 2012-06-15 Walter Lee <walt@tilera.com>
1995 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
1997 2012-06-15 Richard Earnshaw <rearnsha@arm.com>
1999 * arm.c (note_invalid_constants): Don't return a result.
2000 (arm_memory_load_p): Delete function.
2001 (arm_const_double_rtx): Delete iterator variable i;
2002 (fp_immediate_constant): Likewise.
2003 (fp_const_from_val): Likewise.
2005 * arm.c (arm_init_iwmmxt_builtins): Delete void_ftype_void.
2007 2012-06-15 Marc Glisse <marc.glisse@inria.fr>
2010 * c-typeck.c (c_build_vec_perm_expr): Move to c-family/c-common.c.
2011 * c-tree.h (c_build_vec_perm_expr): Move to c-family/c-common.h.
2013 2012-06-15 Georg-Johann Lay <avr@gjlay.de>
2015 * config/avr/avr.c (avr_default_expand_builtin): New function.
2016 (avr_expand_builtin): Use it.
2017 (avr_expand_unop_builtin): Remove.
2018 (avr_expand_binop_builtin): Remove.
2019 (avr_expand_triop_builtin): Remove.
2021 2012-06-15 Michael Matz <matz@suse.de>
2024 * cfgexpand.c (add_alias_set_conflicts): Remove.
2025 (expand_used_vars): Don't call it.
2026 (aggregate_contains_union_type): Remove.
2027 * function.c (n_temp_slots_in_use): New static data.
2028 (make_slot_available, assign_stack_temp_for_type): Update it.
2029 (init_temp_slots): Zero it.
2030 (remove_unused_temp_slot_addresses): Use it for quicker removal.
2031 (remove_unused_temp_slot_addresses_1): Use htab_clear_slot.
2033 2012-06-15 Michael Matz <matz@suse.de>
2035 * gimplify.c (gimplify_compound_literal_expr): Take gimple_test_f
2036 argument, don't emit assign statement if value is directly usable.
2037 (gimplify_expr): Adjust.
2039 2012-06-15 Michael Matz <matz@suse.de>
2041 * gimplify.c (gimplify_modify_expr): Fold generated statements.
2042 * gimple-fold.c (can_refer_decl_in_current_unit_p): Check flag_ltrans.
2044 2012-06-15 Richard Guenther <rguenther@suse.de>
2046 * tree-vrp.c (set_and_canonicalize_value_range): Use canonical
2047 predicates to set VR_UNDEFINED and VR_VARYING. Drop a case
2048 we assert for in set_value_range to VR_VARYING.
2050 2012-06-15 Richard Earnshaw <rearnsha@arm.com>
2052 * arm.md (addsf3, adddf3): Use s_register_operand.
2053 (subsf3, subdf3): Likewise.
2054 (mulsf3, muldf3): Likewise.
2055 (difsf3, divdf3): Likewise.
2056 (movsfcc, movdfcc): Likewise.
2057 * predicates.md (f_register_operand): Delete.
2058 (arm_float_rhs_operand): Delete.
2059 (arm_float_add_operand): Delete.
2060 (arm_float_compare_operand): Use s_register_operand when
2062 (cirrus_register_operand): Delete.
2063 (cirrus_fp_register): Delete.
2064 (cirrus_shift_const): Delete.
2065 (cmpdi_operand): Remove Maverick support.
2066 * constraints.md (f, v, H): Delete constraints.
2067 (G): Update documentation.
2068 * arm.c (fp_consts_inited): Convert to bool.
2069 (strings_fp): Delete.
2070 (values_fp): Delete.
2071 (value_fp0): New variable.
2072 (init_fp_table): Simplify logic.
2073 (arm_const_double_rtx): Likewise.
2074 (fp_immediate_constant): Likewise.
2075 (fp_const_from_val): Likewise.
2076 (neg_const_double_rtx_ok_for_fpa): Delete.
2077 * doc/md.texi (ARM constraints): Update documentation.
2079 2012-06-15 Ulrich Weigand <ulrich.weigand@linaro.org>
2081 PR tree-optimization/53636
2082 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Verify
2083 stride when doing basic-block vectorization.
2085 2012-06-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2087 * tree-vect-generic.c (lower_vec_perm): Propagate vector constants
2090 2012-06-15 Jakub Jelinek <jakub@redhat.com>
2092 * tree-vect-patterns.c (vect_pattern_recog): Don't unnecessarily
2093 allocate and free bbs array for the SLP case.
2095 PR tree-optimization/51581
2096 * expr.h (choose_multiplier): New prototype.
2097 * expmed.c (choose_multiplier): No longer static.
2098 Change multiplier_ptr from rtx * to UHWI *.
2099 (expand_divmod): Adjust callers.
2100 * tree-vect-patterns.c (vect_recog_sdivmod_pow2_pattern): Renamed to...
2101 (vect_recog_divmod_pattern): ... this. Pass bb_vinfo as last
2102 argument to new_stmt_vec_info. Attempt to optimize also divisions
2103 by non-pow2 constants if integer vector division isn't supported.
2104 * tree-vect-stmts.c (vect_analyze_stmt): If node != NULL,
2105 don't look at pattern stmts and sequences.
2107 2012-06-15 Eric Botcazou <ebotcazou@adacore.com>
2110 * common.opt (-fdelete-dead-exceptions): New switch.
2111 * doc/invoke.texi (Code Gen Options): Document it.
2112 * cse.c (count_reg_usage) <CALL_INSN>: Use !insn_nothrow_p in lieu of
2113 insn_could_throw_p predicate. Do not skip an insn that could throw
2114 if dead exceptions can be deleted.
2115 (insn_live_p): Likewise, do not return true in that case.
2116 * dce.c (can_alter_cfg): New flag.
2117 (deletable_insn_p): Do not return false for an insn that can throw if
2118 the CFG can be altered and dead exceptions can be deleted.
2119 (init_dce): Set can_alter_cfg to false for fast DCE, true otherwise.
2120 * dse.c (scan_insn): Use !insn_nothrow_p in lieu of insn_could_throw_
2121 predicate. Do not preserve an insn that could throw if dead exceptions
2123 * function.h (struct function): Add can_delete_dead_exceptions flag.
2124 * function.c (allocate_struct_function): Set it.
2125 * lto-streamer-in.c (input_struct_function_base): Stream it.
2126 * lto-streamer-out.c (input_struct_function_base): Likewise.
2127 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Do not mark a
2128 statement that could throw as necessary if dead exceptions can be
2131 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
2133 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
2135 2012-06-14 Oleg Endo <olegendo@gcc.gnu.org>
2138 * config/sh/sh.md: Add peephole for swapbsi2.
2139 (*swapbisi2_and_shl8, *swapbhisi2): New insns and splits.
2141 2012-06-14 Uros Bizjak <ubizjak@gmail.com>
2143 * config/i386/i386.md (*zero_extendsidi2): Remove x,x alternative.
2144 (*zero_extendsidi2_rex64): Ditto. Remove isa attribute.
2146 2012-06-14 Jakub Jelinek <jakub@redhat.com>
2149 * config/i386/i386.md (*anddi_1 into *andsi_1_zext splitter): New.
2151 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
2153 * arm.c (arm_cirrus_insn_p): Delete.
2154 (cirrus_reorg): Delete.
2155 (arm_reorg): Don't call cirrus_reorg.
2156 (arm_final_prescan_insn_p): Don't check for cirrus insns.
2157 * arm.md (define_attr "type"): Remove mav_farith and mav_dmult.
2158 (adddi3, subdi3): Remove Maverick support.
2159 (arm_adddi3): Likewise.
2160 (adddi_sesidi_di, adddi_zesidi_di): Likewise.
2161 (addsf3, adddf3): Likewise.
2162 (subsf3, subdf3): Likewise.
2163 (mulsf3, muldf3): Likewise.
2164 (ashldi3, ashrdi3, lshrdi3): Likewise.
2165 (floatsisf2, floatsidf2): Likewise.
2166 (fix_truncsfsi2, fix_truncdfsi2): Likewise.
2167 (arm_movdi, thumb1_movdi_insn): Likewise.
2168 (arm_cmpdi_insn): Likewise.
2169 (cirrus_cmpsf, cirrus_cmpdf, cirrus_cmpdi): Likewise.
2170 (cirrus.md): Don't include.
2171 * cirrus.md: Delete file.
2172 * t-arm (MD_INCLUDES): Remove cirrus.md.
2174 2012-06-14 Eric Botcazou <ebotcazou@adacore.com>
2176 * dwarf2out.c (function_possibly_abstracted_p): New static function.
2177 (gen_subprogram_die): Use it function_possibly_abstracted_p in lieu of
2178 cgraph_function_possibly_inlined_p.
2179 (gen_inlined_subroutine_die): Return if the origin is to be ignored.
2180 (process_scope_var): Do not emit concrete instances of abstracted
2181 nested functions from here.
2182 (gen_decl_die): Emit the abstract instance if the function is possibly
2183 abstracted and not only possibly inlined.
2184 (dwarf2out_finish): Find the first non-abstract parent instance and
2185 attach concrete instances on the limbo list to it.
2187 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
2189 * arm.md (divsf3, divdf3): Remove FPA support.
2190 (negsf2, negdf2): Likewise.
2191 (sqrtsf2, sqrtdf2): Likewise.
2192 (movdfcc): Likewise.
2193 (modsf3, moddf3, movxf): Delete.
2194 (push_fp_multi): Delete.
2195 (fpa.md): Don't include it.
2196 * fpa.md: Delete file.
2197 * t-arm (MD_INCLUDES): Remove fpa.md.
2199 2012-06-14 Bill Schmidt <wschmidt@linux.ibm.com>
2201 * tree-vectorizer.h (vect_get_stmt_cost): Move from tree-vect-stmts.c.
2202 (cost_for_stmt): Remove decl.
2203 (vect_get_single_scalar_iteration_cost): Correct typo in name.
2204 * tree-vect-loop.c (vect_get_cost): Remove.
2205 (vect_get_single_scalar_iteration_cost): Correct typo in name; use
2206 vect_get_stmt_cost rather than vect_get_cost.
2207 (vect_get_known_peeling_cost): Use vect_get_stmt_cost rather than
2209 (vect_estimate_min_profitable_iters): Correct typo in call to
2210 vect_get_single_scalar_iteration_cost; use vect_get_stmt_cost rather
2212 (vect_model_reduction_cost): Use vect_get_stmt_cost rather than
2214 (vect_model_induction_cost): Likewise.
2215 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Correct
2216 typo in call to vect_get_single_scalar_iteration_cost.
2217 * tree-vect-stmts.c (vect_get_stmt_cost): Move to tree-vectorizer.h.
2218 (cost_for_stmt): Remove unnecessary function.
2219 * Makefile.in (TREE_VECTORIZER_H): Update dependencies.
2221 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
2223 * arm.opt (mfp=2, mfp=3, mfpe, mfpe=2, mfpe=3): Delete options.
2224 * arm-fpus.def (fpa, fpe2, fpe3, maverick): Delete FPU types.
2225 * arm-tables.opt: Regenerated.
2226 * doc/invoke.texi: Remove references to deleted options.
2228 2012-06-14 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
2230 * config/h8300/genmova.sh: Modified to add offset bits of
2231 mova/Sz assembly instruction for memory access.
2232 * config/h8300/h8300.c: Likewise.
2233 * config/h8300/mova.md: Likewise.
2235 2012-06-12 Christian Bruel <christian.bruel@st.com>
2238 * config/sh/sh.c (sh_option_override): Don't force
2239 flag_omit_frame_pointer and maccumulate_outgoing_args.
2240 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
2242 2012-06-14 Richard Guenther <rguenther@suse.de>
2244 * tree-vrp.c (VR_INITIALIZER): New define.
2245 (ranges_from_anti_range): New function.
2246 (extract_range_from_binary_expr_1): Decompose operations on
2247 VR_ANTI_RANGEs to operations on VR_RANGE.
2248 (extract_range_from_unary_expr_1): Likewise.
2249 (extract_range_from_binary_expr_1, extract_range_from_binary_expr,
2250 extract_range_from_unary_expr_1, extract_range_from_unary_expr,
2251 extract_range_from_cond_expr, adjust_range_with_scev,
2252 vrp_visit_assignment_or_call, vrp_visit_phi_node,
2253 simplify_bit_ops_using_ranges): Use VR_INITIALIZER.
2255 2012-06-13 Richard Henderson <rth@redhat.com>
2257 * hwint.h (HOST_WIDEST_INT_C): New.
2258 (HOST_WIDE_INT_C): New.
2259 (HOST_WIDE_INT_1): Use it.
2260 * config/alpha/alpha.c (alpha_trampoline_init): Use it.
2262 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
2265 * var-tracking.c: Include alias.h.
2266 (overlapping_mems): New struct.
2267 (drop_overlapping_mem_locs): New.
2268 (clobber_overlapping_mems): New.
2269 (var_mem_delete_and_set, var_mem_delete): Call it.
2270 (val_bind): Likewise, but only if modified.
2271 (compute_bb_dataflow, emit_notes_in_bb): Call it on MEMs.
2272 * Makefile.in (var-tracking.o): Depend in $(ALIAS_H).
2274 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
2277 * var-tracking.c (loc_exp_dep_pool): New.
2278 (vt_emit_notes): Create and release the pool.
2279 (compute_bb_dataflow): Use value-based locations in MO_VAL_SET.
2280 (emit_notes_in_bb): Likewise.
2281 (loc_exp_dep_insert): Deal with NOT_ONEPART vars.
2282 (notify_dependents_of_changed_value): Likewise.
2283 (notify_dependents_of_resolved_value): Check that NOT_ONEPART
2284 variables don't have a VAR_LOC_DEP_LST.
2285 (emit_note_insn_var_location): Expand NOT_ONEPART locs that are
2286 VALUEs or MEMs of VALUEs.
2288 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
2292 * dce.c (word_dce_process_block): Insert debug temps only if the
2294 (dce_process_block): Likewise, and if debug.used is not empty,
2295 and only after iterating over all DEFs that might mark the insn.
2297 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
2299 * common.opt (ftree-coalesce-inlined-vars): New.
2300 (ftree-coalesce-vars): New.
2301 * doc/invoke.texi: Document them.
2302 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
2305 2012-06-13 Richard Sandiford <rdsandiford@googlemail.com>
2307 * read-rtl.c (mapping): Remove index field. Add current_value field.
2308 Define heap vectors.
2309 (iterator_group): Fix long line. Remove num_builtins field and
2310 uses_iterator fields. Make apply_iterator take a void * parameter.
2311 (iterator_use, atttribute_use): New structures.
2312 (iterator_traverse_data, BELLWETHER_CODE, bellwether_codes): Delete.
2313 (current_iterators, iterator_uses, attribute_uses): New variables.
2314 (uses_mode_iterator_p, uses_code_iterator_p): Delete.
2315 (apply_mode_iterator, apply_code_iterator): Take a void * parameter.
2316 (map_attr_string, apply_iterator_to_string): Remove iterator
2317 and value parameters. Look through all current iterator values
2318 for a matching attribute.
2319 (mode_attr_index, apply_mode_maps): Delete.
2320 (apply_iterator_to_rtx): Replace with...
2321 (copy_rtx_for_iterators): ...this new function.
2322 (uses_iterator_p, apply_iterator_traverse): Delete.
2323 (apply_attribute_uses, add_current_iterators, apply_iterators): New
2325 (add_mapping): Remove index field. Set current_value field.
2326 (initialize_iterators): Don't set num_builtins and uses_iterator_p
2328 (find_iterator): Delete.
2329 (record_iterator_use, record_attribute_use): New functions.
2330 (record_potential_iterator_use): New function.
2331 (check_code_iterator): Remove handling of bellwether codes.
2332 (read_rtx): Remove mode maps. Truncate iterator and attribute uses.
2333 (read_rtx_code, read_nested_rtx, read_rtx_variadic): Remove mode_maps
2334 parameter. Use the first code iterator value instead of the
2335 bellwether_codes array. Use record_potential_iterator_use for modes.
2337 2012-06-13 Oleg Endo <olegendo@gcc.gnu.org>
2340 * config/sh/sh.md (bswapsi2): New expander.
2341 (swapbsi2): New insn.
2343 2012-06-13 H.J. Lu <hongjiu.lu@intel.com>
2346 * config/i386/i386.c (ix86_tune_cost): New variable.
2347 (ix86_option_override_internal): Set ix86_tune_cost. Use
2348 ix86_tune_cost for simultaneous_prefetches, prefetch_block,
2349 l1_cache_size and l2_cache_size.
2351 2012-06-13 Richard Guenther <rguenther@suse.de>
2353 * tree-vrp.c (vrp_meet): Properly meet equivalent ranges.
2354 Handle meeting two VR_RANGE to an VR_ANTI_RANGE. Implement
2355 all possible meetings of VR_RANGE with VR_ANTI_RANGE and
2356 VR_ANTI_RANGE with VR_ANTI_RANGE.
2358 2012-06-13 Richard Earnshaw <rearnsha@arm.com>
2360 * config.gcc (unsupported): Move obsoleted FPA-based configurations
2362 (obsolete): ... here.
2363 (arm*-*-freebsd*): Remove.
2364 (arm*-*-linux*): Only accept EABI variants. Simplify logic.
2365 (arm*-*-uclinux*): Likewise.
2366 (arm*-*-ecos-elf): Remove.
2367 (arm*-*-rtems*): Remove.
2368 (arm*-*-elf): Remove.
2369 (arm*-wince-pe*): Remove.
2370 (arm, --with-fpu): Remove support for fpa and Maverick variants.
2371 * arm/ecos-elf.h: Delete.
2372 * arm/t-strongarm-elf: Delete.
2373 * arm/rtems-elf.h: Delete.
2374 * arm/wince-pe.h: Delete.
2377 * arm/t-wince-pe: Delete.
2379 2012-06-13 Bill Schmidt <wschmidt@linux.ibm.com>
2381 PR tree-optimization/53647
2382 * tree-ssa-phiopt.c (gate_hoist_loads): Skip transformation for
2383 targets with no defined cache line size.
2385 2012-06-13 Bill Schmidt <wschmidt@linux.ibm.com>
2387 * targhooks.c (default_builtin_vectorized_conversion): Handle
2388 vec_construct, using vectype to base cost on subparts.
2389 * target.h (enum vect_cost_for_stmt): Add vec_construct.
2390 * tree-vect-stmts.c (vect_model_load_cost): Use vec_construct
2391 instead of scalar_to-vec.
2392 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
2393 vec_construct in same way as default for now.
2394 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
2395 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
2396 Handle vec_construct, including special case for 32-bit loads.
2398 2012-06-13 Xinyu Qi <xyqi@marvell.com>
2400 * config/arm/arm.c (FL_IWMMXT2): New define.
2401 (arm_arch_iwmmxt2): New variable.
2402 (arm_option_override): Enable use of iWMMXt with VFP.
2403 Disable use of iWMMXt with NEON. Disable use of iWMMXt under
2404 Thumb mode. Set arm_arch_iwmmxt2.
2405 (arm_expand_binop_builtin): Accept VOIDmode op.
2406 (enum arm_builtins): Revise built-in fcode.
2407 (IWMMXT2_BUILTIN): New define.
2408 (IWMMXT2_BUILTIN2): Likewise.
2409 (iwmmx2_mbuiltin): Likewise.
2410 (builtin_description bdesc_2arg): Revise built in declaration.
2411 (builtin_description bdesc_1arg): Likewise.
2412 (arm_init_iwmmxt_builtins): Revise built in initialization.
2413 (arm_expand_builtin): Revise built in expansion.
2414 (arm_output_iwmmxt_shift_immediate): New function.
2415 (arm_output_iwmmxt_tinsr): Likewise.
2416 * config/arm/arm-protos.h (arm_output_iwmmxt_shift_immediate): Declare.
2417 (arm_output_iwmmxt_tinsr): Likewise.
2418 * config/arm/iwmmxt.md (WCGR0, WCGR1, WCGR2, WCGR3): New constant.
2419 (iwmmxt_psadbw, iwmmxt_walign, iwmmxt_tmrc, iwmmxt_tmcr): Delete.
2420 (rorv4hi3, rorv2si3, rordi3): Likewise.
2421 (rorv4hi3_di, rorv2si3_di, rordi3_di): Likewise.
2422 (ashrv4hi3_di, ashrv2si3_di, ashrdi3_di): Likewise.
2423 (lshrv4hi3_di, lshrv2si3_di, lshrdi3_di): Likewise.
2424 (ashlv4hi3_di, ashlv2si3_di, ashldi3_di): Likewise.
2425 (iwmmxt_tbcstqi, iwmmxt_tbcsthi, iwmmxt_tbcstsi): Likewise
2426 (*iwmmxt_clrv8qi, *iwmmxt_clrv4hi, *iwmmxt_clrv2si): Likewise.
2427 (tbcstv8qi, tbcstv4hi, tbsctv2si): New pattern.
2428 (iwmmxt_clrv8qi, iwmmxt_clrv4hi, iwmmxt_clrv2si): Likewise.
2429 (*and<mode>3_iwmmxt, *ior<mode>3_iwmmxt, *xor<mode>3_iwmmxt): Likewise.
2430 (ror<mode>3, ror<mode>3_di): Likewise.
2431 (ashr<mode>3_di, lshr<mode>3_di, ashl<mode>3_di): Likewise.
2432 (ashli<mode>3_iwmmxt, iwmmxt_waligni, iwmmxt_walignr): Likewise.
2433 (iwmmxt_walignr0, iwmmxt_walignr1): Likewise.
2434 (iwmmxt_walignr2, iwmmxt_walignr3): Likewise.
2435 (iwmmxt_setwcgr0, iwmmxt_setwcgr1): Likewise.
2436 (iwmmxt_setwcgr2, iwmmxt_setwcgr3): Likewise.
2437 (iwmmxt_getwcgr0, iwmmxt_getwcgr1): Likewise.
2438 (iwmmxt_getwcgr2, iwmmxt_getwcgr3): Likewise.
2439 (All instruction patterns): Add wtype attribute.
2440 (*iwmmxt_arm_movdi, *iwmmxt_movsi_insn): iWMMXt coexist with vfp.
2441 (iwmmxt_uavgrndv8qi3, iwmmxt_uavgrndv4hi3): Revise the pattern.
2442 (iwmmxt_uavgv8qi3, iwmmxt_uavgv4hi3): Likewise.
2443 (ashr<mode>3_iwmmxt, ashl<mode>3_iwmmxt, lshr<mode>3_iwmmxt): Likewise.
2444 (iwmmxt_tinsrb, iwmmxt_tinsrh, iwmmxt_tinsrw):Likewise.
2445 (eqv8qi3, eqv4hi3, eqv2si3, gtuv8qi3): Likewise.
2446 (gtuv4hi3, gtuv2si3, gtv8qi3, gtv4hi3, gtv2si3): Likewise.
2447 (iwmmxt_wunpckihh, iwmmxt_wunpckihw, iwmmxt_wunpckilh): Likewise.
2448 (iwmmxt_wunpckilw, iwmmxt_wunpckehub, iwmmxt_wunpckehuh): Likewise.
2449 (iwmmxt_wunpckehuw, iwmmxt_wunpckehsb, iwmmxt_wunpckehsh): Likewise.
2450 (iwmmxt_wunpckehsw, iwmmxt_wunpckelub, iwmmxt_wunpckeluh): Likewise.
2451 (iwmmxt_wunpckeluw, iwmmxt_wunpckelsb, iwmmxt_wunpckelsh): Likewise.
2452 (iwmmxt_wunpckelsw, iwmmxt_wmadds, iwmmxt_wmaddu): Likewise.
2453 (iwmmxt_wsadb, iwmmxt_wsadh, iwmmxt_wsadbz, iwmmxt_wsadhz): Likewise.
2454 (iwmmxt2.md): Include.
2455 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __IWMMXT2__.
2456 (TARGET_IWMMXT2): New define.
2457 (TARGET_REALLY_IWMMXT2): Likewise.
2458 (arm_arch_iwmmxt2): Declare.
2459 * config/arm/mmintrin.h: Use __IWMMXT__ to enable iWMMXt intrinsics.
2460 Use __IWMMXT2__ to enable iWMMXt2 intrinsics.
2461 Use C name-mangling for intrinsics.
2463 (_mm_cvtsi32_si64, _mm_andnot_si64, _mm_sad_pu8): Revise.
2464 (_mm_sad_pu16, _mm_align_si64, _mm_setwcx, _mm_getwcx): Likewise.
2465 (_m_from_int): Likewise.
2466 (_mm_sada_pu8, _mm_sada_pu16): New intrinsic.
2467 (_mm_alignr0_si64, _mm_alignr1_si64, _mm_alignr2_si64): Likewise.
2468 (_mm_alignr3_si64, _mm_tandcb, _mm_tandch, _mm_tandcw): Likewise.
2469 (_mm_textrcb, _mm_textrch, _mm_textrcw, _mm_torcb): Likewise.
2470 (_mm_torch, _mm_torcw, _mm_tbcst_pi8, _mm_tbcst_pi16): Likewise.
2471 (_mm_tbcst_pi32): Likewise.
2472 (_mm_abs_pi8, _mm_abs_pi16, _mm_abs_pi32): New iWMMXt2 intrinsic.
2473 (_mm_addsubhx_pi16, _mm_absdiff_pu8, _mm_absdiff_pu16): Likewise.
2474 (_mm_absdiff_pu32, _mm_addc_pu16, _mm_addc_pu32): Likewise.
2475 (_mm_avg4_pu8, _mm_avg4r_pu8, _mm_maddx_pi16, _mm_maddx_pu16): Likewise.
2476 (_mm_msub_pi16, _mm_msub_pu16, _mm_mulhi_pi32): Likewise.
2477 (_mm_mulhi_pu32, _mm_mulhir_pi16, _mm_mulhir_pi32): Likewise.
2478 (_mm_mulhir_pu16, _mm_mulhir_pu32, _mm_mullo_pi32): Likewise.
2479 (_mm_qmulm_pi16, _mm_qmulm_pi32, _mm_qmulmr_pi16): Likewise.
2480 (_mm_qmulmr_pi32, _mm_subaddhx_pi16, _mm_addbhusl_pu8): Likewise.
2481 (_mm_addbhusm_pu8, _mm_qmiabb_pi32, _mm_qmiabbn_pi32): Likewise.
2482 (_mm_qmiabt_pi32, _mm_qmiabtn_pi32, _mm_qmiatb_pi32): Likewise.
2483 (_mm_qmiatbn_pi32, _mm_qmiatt_pi32, _mm_qmiattn_pi32): Likewise.
2484 (_mm_wmiabb_si64, _mm_wmiabbn_si64, _mm_wmiabt_si64): Likewise.
2485 (_mm_wmiabtn_si64, _mm_wmiatb_si64, _mm_wmiatbn_si64): Likewise.
2486 (_mm_wmiatt_si64, _mm_wmiattn_si64, _mm_wmiawbb_si64): Likewise.
2487 (_mm_wmiawbbn_si64, _mm_wmiawbt_si64, _mm_wmiawbtn_si64): Likewise.
2488 (_mm_wmiawtb_si64, _mm_wmiawtbn_si64, _mm_wmiawtt_si64): Likewise.
2489 (_mm_wmiawttn_si64, _mm_merge_si64): Likewise.
2490 (_mm_torvscb, _mm_torvsch, _mm_torvscw): Likewise.
2491 (_m_to_int): New define.
2492 * config/arm/arm-cores.def (iwmmxt2): Add FL_IWMMXT2.
2493 * config/arm/arm-arches.def (iwmmxt2): Likewise.
2494 * config/arm/t-arm (MD_INCLUDES): Add marvell-f-iwmmxt.md and
2496 * config/arm/arm.md (marvell-f-iwmmxt.md): Include.
2497 (arch): Add "iwmmxt2".
2498 (arch_enabled): Handle "iwmmxt2".
2499 (wtype): New attribute.
2500 (UNSPEC_WMADDS, UNSPEC_WMADDU): Delete.
2501 (UNSPEC_WALIGNI): New unspec.
2502 * config/arm/predicates.md (imm_or_reg_operand): New predicate.
2503 * config/arm/iterators.md (VMMX2): New mode_iterator.
2504 * config/arm/marvell-f-iwmmxt.md: New file.
2505 * config/arm/iwmmxt2.md: New file.
2507 2012-06-12 Jakub Jelinek <jakub@redhat.com>
2512 * c-decl.c (build_compound_literal): Call c_incomplete_type_error
2513 if type isn't complete.
2515 2012-06-12 Uros Bizjak <ubizjak@gmail.com>
2517 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
2519 2012-06-12 Richard Henderson <rth@redhat.com>
2521 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
2522 iterator instead of INT.
2524 2012-06-12 Bill Schmidt <wschmidt@linux.ibm.com>
2526 * opts.c: Add -fhoist-adjacent-loads to -O2 and above.
2527 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Add argument to forward
2529 (hoist_adjacent_loads, gate_hoist_loads): New forward declarations.
2530 (tree_ssa_phiopt): Call gate_hoist_loads.
2531 (tree_ssa_cs_elim): Add parm to tree_ssa_phiopt_worker call.
2532 (tree_ssa_phiopt_worker): Add do_hoist_loads to formal arg list; call
2533 hoist_adjacent_loads.
2534 (local_mem_dependence): New function.
2535 (hoist_adjacent_loads): Likewise.
2536 (gate_hoist_loads): Likewise.
2537 * common.opt (fhoist-adjacent-loads): New switch.
2538 * Makefile.in (tree-ssa-phiopt.o): Added dependencies.
2540 2012-06-12 Michael Matz <matz@suse.de>
2542 * alias.c (nonoverlapping_component_refs_p): Take two rtx arguments.
2543 (nonoverlapping_memrefs_p): Don't call it here ...
2544 (true_dependence_1): ... but here.
2546 2012-06-12 Richard Guenther <rguenther@suse.de>
2548 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove dead code.
2549 * alias.c (ao_ref_from_mem): MEM_EXPR is conservative, MEM_OFFSET
2550 and MEM_SIZE only refines it. Reflect that and be less conservative
2551 if either of the latter is not known.
2553 2012-06-12 Jakub Jelinek <jakub@redhat.com>
2555 PR rtl-optimization/53589
2556 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
2557 discovery even when e->dest != target. If any LABEL_REF points
2558 to e->dest label, redirect it to target's label.
2560 2012-06-12 Chung-Lin Tang <cltang@codesourcery.com>
2562 * config/sh/sh.c (output_stack_adjust): Remove !epilogue_p
2563 condition for generating REG_FRAME_RELATED_EXPR note.
2564 (pop): Add code for generating REG_CFA_RESTORE,
2565 REG_CFA_ADJUST_CFA notes. Set RTX_FRAME_RELATED_P to 1.
2566 (sh_expand_epilogue): Use frame_insn() for FP to SP move.
2567 Set 'frame_p' of calls to output_stack_adjust() to 'true'.
2569 2012-06-11 Richard Henderson <rth@redhat.com>
2571 * config/alpha/alpha.c (HWI_HEX2): Add missing shift.
2572 * vmsdbgout.c (VMS_EPOCH_OFFSET): Add LL suffix.
2574 * config/alpha/alpha.c (alpha_trampoline_init): Split large constants.
2576 2012-06-12 Hans-Peter Nilsson <hp@axis.com>
2578 * doc/tm.texi.in (Addressing Modes) <TARGET_LEGITIMIZE_ADDRESS>:
2579 Mention that this hook needs to be defined for native TLS.
2580 * doc/tm.texi: Regenerate.
2582 2012-06-11 Mike Stump <mikestump@comcast.net>
2584 * emit-rtl.c (init_emit_once): Iterate through the
2585 MODE_PARTIAL_INT modes with MIN_MODE_PARTIAL_INT and
2586 MAX_MODE_PARTIAL_INT, as GET_MODE_WIDER_MODE doesn't step through
2587 all the MIN_MODE_PARTIAL_INT modes anymore.
2589 2012-06-12 Maxim Kuvyrkov <maxim@codesourcery.com>
2591 * gcc/config/mips/mips-tables.opt (xlp): Fix merge typo.
2593 2012-06-11 Roland McGrath <mcgrathr@google.com>
2595 * dwarf2out.c (const_ok_for_output_1): Detect a TLS UNSPEC using
2596 SYMBOL_REF_TLS_MODEL rather than DECL_THREAD_LOCAL_P, in case it's
2597 not a VAR_DECL. Also don't limit it to UNSPECs with exactly one
2600 2012-06-11 Oleg Endo <olegendo@gcc.gnu.org>
2603 * config/sh/sh.md (fmasf4): New expander.
2604 (*macsf3): Rename to fmasf4_i. Adapt to fma pattern.
2605 (mac_media): Rename to fmasf4_media. Adapt to fma pattern.
2606 * config/sh/sh.opt (mfused-madd): Remove.
2607 * config/sh/sh.c (sh_option_override): Remove mfused-madd handling.
2608 (builtin_description bdesc): Remove __builtin_sh_media_FMAC_S.
2609 * config.gcc (sh[123456789lbe]*-*-* | sh-*-*): Add fused-madd.opt
2611 * doc/invoke.texi (SH Options): Update mfused-madd and mno-fused-madd
2614 2012-06-11 Richard Henderson <rth@redhat.com>
2616 * dwarf2cfi.c (scan_trace): Handle annulled branch-taken delay slots.
2618 2012-06-11 Richard Guenther <rguenther@suse.de>
2621 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
2622 replace it with the first non-BLOCK context.
2624 2012-06-11 Richard Guenther <rguenther@suse.de>
2626 * alias.c (aliases_everything_p): Remove.
2627 (DIFFERENT_ALIAS_SETS_P): Likewise.
2628 (true_dependence_1): Use mems_in_disjoint_alias_sets_p directly.
2629 Do not use aliases_everything_p or special-case ANDs. Do not
2630 special-case BLKmode moves.
2631 (may_alias_p): Likewise. Handle BLKmode similar like everywhere
2634 2012-06-09 Hans-Peter Nilsson <hp@axis.com>
2636 Fix CRIS build errors with --enable-build-with-cxx.
2637 * config/cris/cris.c (cris_emit_trap_for_misalignment): Rename
2638 variable "and" to "andop".
2639 * config/cris/sync.md ("atomic_fetch_<atomic_op_name><mode>"): Use
2640 temporary variable for memory model, passing C++-type-correct
2641 parameter type to expand_mem_thread_fence.
2642 ("atomic_compare_and_swap<mode>"): Ditto.
2644 2012-06-09 Richard Henderson <rth@redhat.com>
2647 * cfgcleanup.c (execute_jump): Rename from rest_of_handle_jump2.
2648 (pass_jump): Rename from pass_jump2.
2649 (execute_jump2, pass_jump2): New.
2650 * combine-stack-adj.c (rest_of_handle_stack_adjustments): Don't
2651 perform cfg cleanup here. Move the test of PUSH_ROUNDING
2652 and ACCUMULATE_OUTGOING_ARGS test...
2653 (gate_handle_stack_adjustments): ... here.
2654 * passes.c (init_optimization_passes): Update for pass_jump2 rename.
2655 Place new pass_jump2 after pass_stack_adjustments.
2656 * tree-pass.h (pass_jump): Declare.
2658 2012-06-09 Kenneth Zadeck <zadeck@naturalbridge.com>
2660 * simplify-rtx.c (simplify_const_binary_operation): Fixed shift
2663 2012-06-08 Richard Henderson <rth@redhat.com>
2666 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
2667 note to a clobber insn when no other insn is available.
2669 2012-06-08 Georg-Johann Lay <avr@gjlay.de>
2671 * config/avr/avr.c (avr_case_values_threshold): Return 7.
2673 2012-06-07 Andreas Schwab <schwab@linux-m68k.org>
2675 * genhooks.c (main): Set progname.
2676 (emit_documentation): Remove variable found_start, always bail out
2677 when a place is missing.
2678 * doc/tm.texi.in (C++ ABI): Add @hook TARGET_CXX_DECL_MANGLING_CONTEXT.
2680 2012-06-07 Jakub Jelinek <jakub@redhat.com>
2683 * omp-low.c (scan_omp): Change first argument to gimple_seq *,
2684 call walk_gimple_seq_mod instead of walk_gimple_seq.
2685 (scan_sharing_clauses, scan_omp_parallel, scan_omp_task,
2686 scan_omp_for, scan_omp_sections, scan_omp_single,
2687 execute_lower_omp): Adjust callers.
2688 (scan_omp_1_stmt): Likewise. If check_omp_nesting_restrictions
2689 returns false, replace stmt with GIMPLE_NOP.
2690 (check_omp_nesting_restrictions): Instead of issuing warnings,
2691 issue errors and return false if any errors were reported.
2693 2012-06-06 Steven Bosscher <steven@gcc.gnu.org>
2695 * doc/invoke.texi (fconserve-space): Remove documentation.
2697 2012-06-06 Edmar Wienskoski <edmar@freescale.com>
2699 * config/rs6000/rs6000-tables.opt: Regenerated.
2701 2012-06-06 Richard Guenther <rguenther@suse.de>
2703 PR tree-optimization/53081
2704 * tree-data-ref.h (adjacent_store_dr_p): Rename to ...
2705 (adjacent_dr_p): ... this and make it work for reads, too.
2706 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMCPY.
2707 (struct partition_s): Change main_stmt to main_dr, add
2708 secondary_dr member.
2709 (build_size_arg_loc): Change to date data-reference and not
2711 (build_addr_arg_loc): New function split out from ...
2712 (generate_memset_builtin): ... here. Use it and simplify.
2713 (generate_memcpy_builtin): New function.
2714 (generate_code_for_partition): Adjust.
2715 (classify_partition): Streamline pattern detection. Detect memcpy.
2716 (ldist_gen): Adjust.
2717 (tree_loop_distribution): Adjust seed statements for memcpy
2720 2012-06-06 Matt Turner <mattst88@gmail.com>
2722 * config/arm/mmintrin.h (_mm_empty): New.
2725 2012-06-06 Richard Sandiford <r.sandiford@uk.ibm.com>
2727 * doc/invoke.texi (sched-pressure-algorithm): Document new --param.
2728 * common.opt (fsched-pressure-algorithm=): Remove.
2729 * flag-types.h (sched_pressure_algorithm): Move to...
2730 * sched-int.h (sched_pressure_algorithm): ...here.
2731 * params.def (sched-pressure-algorithm): New param.
2732 * haifa-sched.c (sched_init): Use it to initialize sched_pressure.
2733 * common/config/s390/s390-common.c (s390_option_optimization_table):
2734 Remove OPT_fsched_pressure_algorithm_ entry.
2735 * config/s390/s390.c (s390_option_override): Set a default value for
2736 PARAM_SCHED_PRESSURE_ALGORITHM.
2738 2012-06-05 Michael Meissner <meissner@linux.vnet.ibm.com>
2741 * config/rs6000/rs6000.c (rs6000_generate_compare): If we are
2742 doing an unsigned compare, make sure the second argument is not a
2744 (rs6000_emit_cmove): Don't allow floating point comparisons when
2745 generating ISEL moves.
2747 2012-06-05 Edmar Wienskoski <edmar@freescale.com>
2749 * config/rs6000/e5500.md: New file.
2750 * config/rs6000/e6500.md: New file.
2751 * config/rs6000/rs6000.c (processor_costs): Add new costs for
2753 (rs6000_option_override_internal): Altivec and Spe options not
2754 allowed with e5500. Spe options not allowed with e6500. Increase
2755 move inline limit for e5500 and e6500. Disable string instructions
2756 for e5500 and e6500. Enable branch targets alignment for e5500 and
2757 e6500. Initialize rs6000_cost for e5500 and e6500.
2758 (rs6000_adjust_cost): Add extra scheduling cycles between compare
2759 and brnach for e5500 and e6500.
2760 (rs6000_issue_rate): Set issue rate for e5500 and e6500.
2761 * config/rs6000/rs6000-cpus.def: Add cpu definitions for e5500 and
2763 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add e5500 and e6500.
2764 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce5500 and
2766 Include e5500.md and e6500.md.
2767 * config/rs6000/rs6000-opt.h (processor_type): Add
2768 PROCESSOR_PPCE5500 and PROCESSOR_PPCE6500.
2769 * config.gcc (cpu_is_64bit): Add new cores e5500, e6500.
2770 (powerpc*-*-*): Add new cores e5500, e6500.
2771 * doc/invoke.texi: (item -mcpu): Add e5500 and e6500 to list of cpus.
2773 2012-06-05 Richard Guenther <rguenther@suse.de>
2775 * tree-vect-data-refs.c (vect_analyze_data_refs): Fix last change.
2777 2012-06-05 H.J. Lu <hongjiu.lu@intel.com>
2780 * config.gcc: Select x32 run-time library if --with-abi={x32|mx32}
2781 is used for x86_64-*-*.
2783 2012-06-05 Richard Guenther <rguenther@suse.de>
2785 PR tree-optimization/30442
2786 * tree-vect-data-refs.c (vect_analyze_data_refs): For basic-block
2787 vectorization stop analysis at the first stmt we cannot compute
2788 a data-reference for instead of giving up completely.
2790 2012-06-05 Richard Guenther <rguenther@suse.de>
2792 * tree-loop-distribution.c (struct partition_s): Add has_writes member.
2793 (partition_alloc): Initialize it.
2794 (partition_has_writes): New function.
2795 (rdg_flag_uses): Adjust.
2796 (rdg_flag_vertex): Likewise.
2797 (rdg_flag_vertex_and_dependent): Likewise.
2798 (rdg_flag_loop_exits): Likewise.
2799 (build_rdg_partition_for_component): Likewise.
2800 (rdg_build_partitions): Likewise.
2802 2012-06-05 Richard Guenther <rguenther@suse.de>
2804 PR tree-optimization/53081
2805 * tree-loop-distribution.c (generate_memset_builtin): Handle all
2806 kinds of byte-sized stores.
2807 (classify_partition): Likewise.
2808 (tree_loop_distribution): Adjust seed statements used for
2809 !flag_tree_loop_distribution.
2811 2012-06-05 Alan Modra <amodra@gmail.com>
2813 * config/rs6000/rs6000.c (ptr_regno_for_savres): Comment.
2814 (rs6000_emit_prologue): Ensure register used for inline saves
2815 of vector regs is not the static chain register. Revise comment.
2817 2012-06-04 Oleg Endo <olegendo@gcc.gnu.org>
2819 * doc/md.texi (Standard Pattern Names For Generation): Document
2822 2012-06-04 H.J. Lu <hongjiu.lu@intel.com>
2825 * config/i386/i386.c (ix86_sched_reorder) Skip debug insns.
2827 2012-06-04 Jason Merrill <jason@redhat.com>
2829 * dwarf2out.c (is_unit_die): New.
2830 (copy_declaration_context, copy_ancestor_tree): Use it.
2831 (copy_decls_walk): Likewise.
2833 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
2836 * doc/invoke.texi (Wenum-compare): Update documentation.
2838 2012-06-04 Dodji Seketeli <dodji@redhat.com>
2840 PR preprocessor/53463
2841 * parser.c (cp_parser_assignment_expression): Use the location
2842 for the '=' as the default location for the expression.
2844 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
2847 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
2849 (altivec_stvlxl): Ditto.
2850 (altivec_stvrx): Ditto.
2851 (altivec_stvrxl): Ditto.
2853 2012-06-04 Vladimir Makarov <vmakarov@redhat.com>
2855 * ira-int.h (struct target_ira_int): Add member x_ira_uniform_class_p.
2856 (ira_uniform_class_p): New macro.
2858 * ira.c (setup_uniform_class_p): New function.
2859 (setup_allocno_and_important_classes): Call the function.
2860 (print_unform_and_important_classes): New function.
2861 (print_classes): Rename to print_translated_classes.
2862 (ira_debug_allocno_classes): Add call of
2863 print_unform_and_important_classes.
2865 * ira-costs.c (setup_regno_cost_classes_by_aclass): Use uniform
2866 classes instead of pressure classes.
2868 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
2871 * trans-mem.c (expand_block_edges): Do not skip the first
2872 statement when resetting the BB.
2874 2012-06-04 Richard Guenther <rguenther@suse.de>
2876 * tree-data-ref.c (stores_from_loop): Remove.
2877 (stmt_with_adjacent_zero_store_dr_p): Likewise.
2878 (stores_zero_from_loop): Likewise.
2879 * tree-data-ref.h (stores_from_loop, stores_zero_from_loop,
2880 stmt_with_adjacent_zero_store_dr_p, stride_of_unit_type_p): Remove.
2881 (adjacent_store_dr_p): New function.
2882 * tree-loop-distribution.c (generate_memset_builtin): Pass
2883 the RDG, use the already available data-reference.
2884 (generate_code_for_partition): Pass down RDG.
2885 (classify_partition): Inline parts of the former
2886 stmt_with_adjacent_zero_store_dr_p here and use adjacent_store_dr_p.
2887 (ldist_gen): Remember if there was any detected builtin and
2888 do less work if not and flag_tree_loop_distribution is not set.
2889 (tree_loop_distribution): Inline and fuse stores_from_loop
2890 and stores_zero_from_loop here.
2892 2012-06-04 Richard Guenther <rguenther@suse.de>
2895 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
2896 create new assembler names.
2898 2012-06-04 Richard Guenther <rguenther@suse.de>
2900 * tree-data-ref.c (struct rdg_vertex_info): Remove.
2901 (rdg_vertex_for_stmt): Simplify using gimple_uid.
2902 (create_rdg_vertices): Pass loop argument, remove stmt to RDG index
2903 hashtable. Record stmt data-references.
2904 (hash_stmt_vertex_info): Remove.
2905 (eq_stmt_vertex_info): Likewise.
2906 (hash_stmt_vertex_del): Likewise.
2907 (build_empty_rdg): Simplify.
2908 (build_rdg): Adjust.
2909 (free_rdg): Likewise.
2910 (ref_base_address): Remove.
2911 (have_similar_memory_accesses): Likewise.
2912 * tree-data-ref.h (create_rdg_vertices): Remove.
2913 (struct rdg_vertex): Add datarefs member.
2914 (RDGV_DATAREFS): New define.
2915 (RDG_DATAREFS): Likewise.
2916 (have_similar_memory_accesses): Remove.
2917 (rdg_has_similar_memory_accesses): Likewise.
2918 * tree-loop-distribution.c (ref_base_address): Re-implement here.
2919 (similar_memory_accesses): Re-implement using existing data-references.
2920 (tree_loop_distribution): Initialize stmt uids for the stmt to
2922 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
2923 access stmt vinfo for stmts in loop.
2925 2012-06-04 Andreas Schwab <schwab@linux-m68k.org>
2928 * config/m68k/m68k.md ("tablejump"): Fix check for
2929 CASE_VECTOR_PC_RELATIVE.
2931 2012-06-04 Steven Bosscher <steven@gcc.gnu.org>
2933 * output.h (merge_weak, assemble_alias,
2934 initializer_constant_valid_p,
2935 initializer_constant_valid_for_bitfield_p): Move protos from here...
2936 * tree.h: ... to here.
2937 * cgraphclones.c: Do not include output.h.
2938 * gimplify.c: Likewise.
2939 * reload.c: Likewise.
2940 * recog.c: Likewise.
2941 * tree-ssa-loop-ivopts.c: Likewise.
2942 * tree-switch-conversion.c: Likewise.
2943 * c-parser.c: Likewise.
2944 * c-typeck.c: Likewise.
2945 * Makefile.in: Fix dependencies.
2947 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
2950 * config/avr/avr-stdint.h: New file.
2951 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
2954 2012-06-04 Jakub Jelinek <jakub@redhat.com>
2956 PR tree-optimization/53550
2957 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
2958 is POINTER_TYPE_P, use sizetype as step type instead of type.
2960 2012-06-04 Richard Guenther <rguenther@suse.de>
2962 * tree-data-ref.c (have_similar_memory_accesses_1): Remove.
2963 (ref_base_address_1): Likewise.
2964 (remove_similar_memory_refs): Likewise.
2965 * tree-data-ref.h (remove_similar_memory_refs): Remove.
2966 * tree-loop-distribution.c (classify_partition): Do not classify
2967 as builtin if -ftree-loop-distribute-patterns is not enabled.
2968 (fuse_partitions_with_similar_memory_accesses): Inline ...
2969 (ldist_gen): ... here. Fuse all non-builtin partitions if
2970 -ftree-loop-distribution is not enabled. Properly return
2971 the number of created partitions. Do not update SSA form here but ...
2972 (tree_loop_distribution): ... once here for the whole function.
2973 Only walk innermost loops, constrain loops we consider here
2974 further. Do not call remove_similar_memory_refs.
2975 (distribute_loop): Do not check number of loop nodes here.
2977 2012-06-04 Steven Bosscher <steven@gcc.gnu.org>
2979 * Makefile.in (GIMPLE_H): Do not depend on TARGET_H.
2981 2012-06-03 Martin Jambor <mjambor@suse.cz>
2983 * ipa-prop.h (ipa_get_jf_known_type_offset): New function.
2984 (ipa_get_jf_known_type_base_type): Likewise.
2985 (ipa_get_jf_known_type_component_type): Likewise.
2986 (ipa_get_jf_constant): Likewise.
2987 (ipa_get_jf_pass_through_formal_id): Likewise.
2988 (ipa_get_jf_pass_through_operation): Likewise.
2989 (ipa_get_jf_ancestor_offset): Likewise.
2990 (ipa_get_jf_ancestor_type): Likewise.
2991 (ipa_get_jf_ancestor_formal_id): Likewise.
2992 (ipa_get_jf_member_ptr_pfn): Likewise.
2993 * ipa-prop.c (ipa_set_jf_known_type): New function.
2994 (ipa_set_jf_constant): Likewise.
2995 (ipa_set_jf_simple_pass_through): Likewise.
2996 (ipa_set_jf_arith_pass_through): Likewise.
2997 (ipa_set_ancestor_jf): Likewise.
2998 (fill_member_ptr_cst_jump_function): Moved up and renamed to
2999 ipa_set_jf_member_ptr_cst.
3000 (detect_type_change_1): Use the new jump function creation functions.
3001 (compute_complex_assign_jump_func): Likewise.
3002 (compute_complex_ancestor_jump_func): Likewise.
3003 (compute_known_type_jump_func): Likewise.
3004 (compute_scalar_jump_functions): Likewise.
3005 (compute_pass_through_member_ptrs): Likewise.
3006 (determine_cst_member_ptr): Likewise.
3007 (combine_known_type_and_ancestor_jfs): Likewise.
3008 (try_make_edge_direct_simple_call): Likewise.
3009 (try_make_edge_direct_virtual_call): Likewise.
3010 (update_indirect_edges_after_inlining): Likewise.
3011 * ipa-cp.c (ipa_get_jf_pass_through_result): Use jump function
3012 access functions. Incorporat NOP_EXPR and BINFO handling from its
3014 (ipa_get_jf_ancestor_result): Likewise. Incorporate handling BINFOs
3015 which was in its callers.
3016 (ipa_value_from_jfunc): Use jump function access functions. Some
3017 functionality moved to functions above.
3018 (propagate_vals_accross_ancestor): Likewise.
3019 (propagate_vals_accross_pass_through): Use jump function access
3021 (propagate_accross_jump_function): Likewise.
3022 * ipa-inline-analysis.c (remap_edge_change_prob): Use jump function
3024 (inline_merge_summary): Likewise.
3026 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3028 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
3029 * config/pa/pa.c (pa_attr_length_millicode_call): Use
3030 MAX_PCREL17F_OFFSET instead of fixed offset.
3031 (pa_attr_length_call): Likewise.
3032 (pa_attr_length_indirect_call): Likewise.
3034 2012-06-03 Oleg Endo <olegendo@gcc.gnu.org>
3037 * config/sh/sh.opt (mfsca, mfsrra): New options.
3038 * config/sh/sh.md (rsqrtsf2): Use TARGET_FPU_ANY and TARGET_FSRRA
3040 (fsca): Use TARGET_FPU_ANY and TARGET_FSCA condition.
3041 (sinssf2, cossf2): Fold expanders to ...
3042 (sincossf3): ... this new expander. Use TARGET_FPU_ANY and
3043 TARGET_FSCA condition.
3044 * config/sh/sh.c (sh_option_override): Handle TARGET_FSRRA and
3046 * doc/invoke.texi (SH Options): Add descriptions for -mfsca,
3047 -mno-fsca, -mfsrra, -mno-fsrra.
3049 2012-06-03 Matt Turner <mattst88@gmail.com>
3051 * config/mips/4600.md (r4700_imul_si): New.
3052 (r4700_imul_di): New.
3053 (r4700_fmul_single): New.
3054 (r4700_fmul_double): New.
3055 * config/mips/mips-cpus.def: Add r4700.
3056 * config/mips/mips.c: Likewise.
3057 * config/mips/mips.md: Likewise.
3058 * config/mips/mips-tables.opt: Regenerate.
3060 2012-06-02 Steven Bosscher <steven@gcc.gnu.org>
3062 * config/sparc/sparc.h (INITIAL_ELIMINATION_OFFSET): Split out to
3063 new function sparc_initial_elimination_offset.
3064 * config/sparc/sparc.c (sparc_initial_elimination_offset): New
3066 * config/sparc/sparc-protos.h (sparc_initial_elimination_offset):
3069 2012-06-02 Kenneth Zadeck <zadeck@naturalbridge.com>
3071 * expmed.c (expand_mult, choose_multiplier): Change
3072 "2 * HOST_BITS_PER_WIDE_INT" to "HOST_BITS_PER_DOUBLE_INT".
3073 * expr.c (convert_modes): Likewise.
3074 * explow.c (plus_constant): Likewise.
3075 * fixed-value.c (fixed_saturate1, fixed_saturate2)
3076 (do_fixed_add, do_fixed_multiply, do_fixed_multiply)
3077 (do_fixed_multiply, do_fixed_multiply, do_fixed_divide)
3078 (do_fixed_divide, do_fixed_divide, do_fixed_divide)
3079 (do_fixed_divide, do_fixed_divide, do_fixed_shift, do_fixed_shift)
3080 (do_fixed_shift, fixed_convert, fixed_convert)
3081 (fixed_convert_from_int, fixed_convert_from_int)
3082 (fixed_convert_from_real): Likewise.
3083 * fold-const.c (fold_convert_const_int_from_fixed, sign_bit_p)
3084 (native_interpret_int, fold_binary_loc, fold_ternary_loc): Likewise.
3085 * varasm.c (output_constructor_bitfield): Likewise.
3086 * tree-vrp.c (register_edge_assert_for_2): Likewise.
3087 * double-int.c (rshift_double, lshift_double): Likewise.
3088 * double-int.h (double_int_fits_in_uhwi_p, double_int, double_int):
3090 * simplify-rtx.c (mode_signbit_p)
3091 (simplify_const_unary_operation, simplify_binary_operation_1)
3092 (simplify_immed_subreg): Likewise.
3093 * builtins.c (c_readstr, fold_builtin_bitop): Likewise.
3094 * tree-vect-generic.c (build_replicated_const): Likewise.
3095 * dbxout.c (stabstr_O): Likewise.
3096 * emit-rtl.c (immed_double_int_const, immed_double_const)
3097 (gen_lowpart_common, init_emit_once): Likewise.
3098 * tree.c (integer_pow2p, tree_log2, tree_floor_log2)
3099 (widest_int_cst_value, upper_bound_in_type): Likewise.
3100 * stor-layout.c (initialize_sizetypes, fixup_signed_type)
3101 (fixup_unsigned_type): Likewise.
3102 * real.c (real_to_integer2, real_from_integer): Likewise.
3103 * dwarf2out.c (size_of_loc_descr, size_of_die, output_die)
3104 (clz_loc_descriptor, mem_loc_descriptor): Likewise.
3106 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
3109 * fold-const.c (fold_binary_loc): Refine previous change.
3111 2012-06-01 Olivier Hainque <hainque@adacore.com>
3113 * config/rs6000/vxworks.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Restore
3114 the "do {" part of the do-while(0) loop.
3116 2012-06-01 Yuri Rumyantsev <yuri.s.rumyantsev@intel.com>
3118 * config/i386/i386.c (x86_sched_reorder): New function.
3119 Added new function x86_sched_reorder.
3121 2012-06-01 Richard Guenther <rguenther@suse.de>
3123 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
3125 (classify_partition): Likewise.
3127 2012-06-01 Richard Guenther <rguenther@suse.de>
3129 * tree-loop-distribution.c (enum partition_kind): New enum.
3130 (struct partition_s): Add kind and main_stmt members.
3131 (partition_alloc): Initialize kind to PKIND_NORMAL.
3132 (partition_builtin_p): New function.
3133 (copy_loop_before): Remove failure path and assert instead.
3134 (generate_loops_for_partition): Likewise.
3135 (generate_memset_zero): Fold into ...
3136 (generate_memset_builtin): ... this.
3137 (classify_partition): New function with code from
3138 can_generate_builtin and generate_builtin.
3139 (generate_builtin): Remove.
3140 (can_generate_builtin): Likewise.
3141 (fuse_partitions_with_similar_memory_accesses): Call
3142 partition_builtin_p instead of can_generate_builtin.
3143 (rdg_build_partitions): Do not call
3144 fuse_partitions_with_similar_memory_accesses here...
3145 (ldist_gen): ... but here after classifying all partitions.
3146 Remove failure path of generate_code_for_partition.
3147 (generate_code_for_partition): Generate code according
3148 to partition classification.
3150 2012-06-01 Manuel López-Ibáñez <manu@gcc.gnu.org>
3151 Jonathan Wakely <jwakely.gcc@gmail.com>
3154 * doc/invoke.texi (Warning Options): Explain purpose and differences
3155 between -Wmissing-prototypes and -Wmissing-declarations.
3157 2012-06-01 Christian Bruel <christian.bruel@st.com>
3159 * gcc.c (save_switch): Add user_p parameter.
3160 (read_specs): Likewise.
3161 (set_specs): Likewise.
3162 (validate_switches): Likewise.
3163 (validate_switches_from_spec): Likewise.
3164 (validate_all_switches): Pass on user_p parameter.
3165 (struct spec_list): Add user_p field.
3166 (struct switchstr): Add known field.
3167 (save_switch): Add known parameter.
3168 (INIT_STATIC_SPEC): Initialize user_p;
3169 (driver_unknown_option_callbac): call save_switch if
3170 OPT_SPECIAL_unknown.
3171 (driver_handle_option): Propagate OPT_specs.
3172 (do_spec_1): Set validated only if known.
3173 (check_live_switch): Likewise.
3174 (validate_switches): Set validated if known or user_spec.
3176 2012-06-01 Hans-Peter Nilsson <hp@axis.com>
3178 Add CRIS atomic patterns for 1, 2, and 4 bytes.
3179 * config/cris/cris.c (cris_emit_trap_for_misalignment): New function.
3180 * config/cris/cris-protos.h: Declare it.
3181 * config/cris/cris.h [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 32]
3182 (TARGET_DEFAULT): Add alignment by 32.
3183 [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 10] (TARGET_DEFAULT): New
3184 case, as TARGET_CPU_DEFAULT == 0 but with alignment as for
3185 TARGET_CPU_DEFAULT == 32.
3186 (TARGET_TRAP_UNALIGNED_ATOMIC): New macro.
3187 * config/cris/cris.md: Include sync.md. Avoid allocating specific
3188 numbers by replacing the define_constants for all UNSPECs with the
3189 equivalent define_c_enum construct.
3190 * config/cris/cris.opt (mtrap-unaligned-atomic): New option.
3191 * config/cris/sync.md: New file.
3193 2012-05-31 Matt Turner <mattst88@gmail.com>
3195 * config/mips/4600.md (r4600_imul_si): Rename from r4600_imul.
3196 (r4600_imul_di): New.
3197 (r4600_idiv_si): Rename from r4600_idiv.
3198 (r4600_idiv_di): New.
3200 2012-05-31 Steven Bosscher <steven@gcc.gnu.org>
3202 * output.h (__gcc_host_wide_int__): Move to hwint.h.
3203 (decl_default_tls_model): Move to tree.h
3204 (dump_file): Move to system.h.
3205 (default_stabs_asm_out_destructor, default_stabs_asm_out_constructor,
3206 dbxout_int, dbxout_stabd, dbxout_begin_stabn, dbxout_begin_stabn_sline,
3207 dbxout_begin_empty_stabs, dbxout_begin_simple_stabs,
3208 dbxout_begin_simple_stabs_desc, dbxout_stab_value_zero,
3209 dbxout_stab_value_zero, dbxout_stab_value_label_diff,
3210 dbxout_stab_value_internal_label,
3211 dbxout_stab_value_internal_label_diff): Move from here ...
3212 * dbxout.h: ... to here.
3213 * system.h (dump_file): Moved here from output.h.
3214 * hwint.h (__gcc_host_wide_int__): Moved here from output.h.
3215 * tree.h (decl_default_tls_model): Moved here from output.h.
3216 * varasm.c (default_stabs_asm_out_destructor,
3217 default_stabs_asm_out_constructor): Move from here ...
3218 * dbxout.c: ... to here.
3220 * gcov-dump.c (dump_file): Rename to dump_gcov_file. Update callers.
3222 * collect2.h (dump_file): Rename to dump_ld_file.
3223 * collect2.c: Likewise.
3224 * tlink.c: Likewise.
3226 * alias.c: Do not include output.h.
3227 * auto-inc-dec.c: Likewise.
3228 * bt-load.c: Likewise.
3229 * caller-save.c: Likewise.
3231 * cfgbuild.c: Likewise.
3232 * cfgcleanup.c: Likewise.
3233 * cfglayout.c: Likewise.
3234 * cfgloop.c: Likewise.
3235 * cfgloopanal.c: Likewise.
3236 * cfgloopmanip.c: Likewise.
3237 * cfgrtl.c: Likewise.
3238 * cgraph.c: Likewise.
3239 * cgraphclones.c: Likewise.
3240 * combine-stack-adj.c: Likewise.
3241 * combine.c: Likewise.
3242 * cprop.c: Likewise.
3244 * cselib.c: Likewise.
3245 * dbgcnt.c: Likewise.
3246 * df-problems.c: Likewise.
3247 * df-scan.c: Likewise.
3248 * dojump.c: Likewise.
3249 * fwprop.c: Likewise.
3251 * graph.c: Likewise.
3252 * haifa-sched.c: Likewise.
3253 * hw-doloop.c: Likewise.
3254 * ipa-inline-transform.c: Likewise.
3255 * ipa-pure-const.c: Likewise.
3256 * ipa-reference.c: Likewise.
3257 * ipa-utils.c: Likewise.
3258 * ira-build.c: Likewise.
3259 * ira-emit.c: Likewise.
3261 * loop-doloop.c: Likewise.
3262 * loop-invariant.c: Likewise.
3263 * loop-iv.c: Likewise.
3264 * loop-unroll.c: Likewise.
3265 * loop-unswitch.c: Likewise.
3266 * lto-cgraph.c: Likewise.
3267 * lto-section-in.c: Likewise.
3268 * lto-streamer-in.c: Likewise.
3270 * mode-switching.c: Likewise.
3271 * postreload-gcse.c: Likewise.
3272 * postreload.c: Likewise.
3273 * predict.c: Likewise.
3274 * profile.c: Likewise.
3276 * reg-stack.c: Likewise.
3277 * regcprop.c: Likewise.
3278 * regmove.c: Likewise.
3279 * regstat.c: Likewise.
3280 * reload1.c: Likewise.
3281 * sched-ebb.c: Likewise.
3282 * sel-sched-dump.c: Likewise.
3283 * simplify-rtx.c: Likewise.
3284 * stor-layout.c: Likewise.
3285 * store-motion.c: Likewise.
3286 * tracer.c: Likewise.
3287 * tree-affine.c: Likewise.
3288 * tree-cfg.c: Likewise.
3289 * tree-cfgcleanup.c: Likewise.
3290 * tree-dfa.c: Likewise.
3291 * tree-into-ssa.c: Likewise.
3292 * tree-nomudflap.c: Likewise.
3293 * tree-optimize.c: Likewise.
3294 * tree-pretty-print.c: Likewise.
3295 * tree-profile.c: Likewise.
3296 * tree-ssa-address.c: Likewise.
3297 * tree-ssa-ccp.c: Likewise.
3298 * tree-ssa-copy.c: Likewise.
3299 * tree-ssa-dom.c: Likewise.
3300 * tree-ssa-loop-ch.c: Likewise.
3301 * tree-ssa-loop-im.c: Likewise.
3302 * tree-ssa-loop-manip.c: Likewise.
3303 * tree-ssa-loop-niter.c: Likewise.
3304 * tree-ssa-loop-prefetch.c: Likewise.
3305 * tree-ssa-loop-unswitch.c: Likewise.
3306 * tree-ssa-loop.c: Likewise.
3307 * tree-ssa-propagate.c: Likewise.
3308 * tree-ssa-structalias.c: Likewise.
3309 * tree-ssa-tail-merge.c: Likewise.
3310 * tree-ssa-threadedge.c: Likewise.
3311 * tree-ssa-threadupdate.c: Likewise.
3312 * tree-ssa-uncprop.c: Likewise.
3313 * tree-ssa-uninit.c: Likewise.
3314 * tree-ssa.c: Likewise.
3315 * value-prof.c: Likewise.
3316 * var-tracking.c: Likewise.
3319 * config/m32r/m32r.c: Include dbxout.h.
3320 * config/pa/pa.c: Likewise.
3321 * config/rs6000/rs6000.c: Likewise.
3323 * Makefile.in: Fix dependencies.
3324 * config/rs6000/t-rs5000: Likewise.
3326 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
3328 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
3329 * gimple.h (block_in_transaction): Check for flag_tm.
3331 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
3333 PR tree-optimization/52558
3334 * cfg.c (alloc_aux_for_edge): Fix comment.
3335 (alloc_aux_for_edge): Remove static.
3336 * basic-block.h (alloc_aux_for_edge): Protoize.
3337 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
3338 (execute_sm_if_changed_flag): New.
3339 (execute_sm_if_changed_flag_set): New.
3340 (execute_sm): Do not generate data races unless requested.
3341 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
3342 (tree_ssa_lim_finalize): Call free_aux_for_edges.
3343 * gimple.h (block_in_transaction): New.
3344 (gimple_in_transaction): Use block_in_transaction.
3346 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
3349 * config/avr/avr.opt (-msp8): Document it.
3350 * doc/invoke.texi (AVR Options): Ditto. And document related
3353 2012-05-31 Diego Novillo <dnovillo@google.com>
3355 * configure.ac (CXX_FOR_BUILD): Define and substitute.
3356 (BUILD_CXXFLAGS): Define and substitute.
3357 * Makefile.in (BUILD_CXXFLAGS): Define.
3358 (CXX_FOR_BUILD): Define.
3359 (COMPILER_FOR_BUILD): Set to CXX_FOR_BUILD if building with C++.
3360 (LINKER_FOR_BUILD): Likewise.
3361 (BUILD_COMPILERFLAGS): Set to BUILD_CXXFLAGS if building with C++.
3362 (BUILD_LINKERFLAGS): Likewise.
3363 * configure: Regenerate.
3365 2012-05-31 Steven Bosscher <steven@gcc.gnu.org>
3367 * Makefile.in: Fix many dependencies.
3368 * tree-profile.c: Don't include regs.h.
3369 * tree-vectorizer.c: Don't include cfglayout.h.
3370 * tree-vect-stmts.c: Likewise.
3371 * tree-vect-slp.c: Likewise.
3372 * tree-vect-loop.c: Likewise.
3373 * reg-stack.c: Likewise.
3374 * tree-ssa-loop-manip.c: Likewise.
3375 * toplev.c: Likewise.
3376 * varasm.c: Don't include cfglayout.h, basic-block.h,
3377 and tree-iterator.h.
3378 * tree-cfgcleanup.c: Don't include cfglayout.h.
3379 * passes.c: Don't include cfglayout.h, dwarf2asm.h,
3380 dwarf2out.h, dbxout.h, sdbout.h, and xcoffout.h.
3381 * cgraphclones.c: Don't include plugin.h.
3383 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
3385 * config/avr/t-avr: Correct avr-mmcu.texi dependencies.
3386 (s-avr-mmcu-texi): Don't sed on gen-avr-mmcu-texi output.
3387 * doc/avr-mmcu.texi (svn:eol-style): Set to native.
3389 2012-05-31 Richard Guenther <rguenther@suse.de>
3391 * tree-loop-distribution.c (struct partition_s): New struct,
3392 typedef and vector type.
3393 (partition_alloc, partition_free): New functions.
3394 (generate_loops_for_partition, generate_builtin,
3395 generate_code_for_partition, rdg_flag_uses, rdg_flag_vertex,
3396 rdg_flag_vertex_and_dependent, rdg_flag_loop_exits,
3397 build_rdg_partition_for_component, can_generate_builtin,
3398 similar_memory_accesses, fuse_partitions_with_similar_memory_accesses,
3399 rdg_build_partitions, dump_rdg_partitions, debug_rdg_partitions,
3400 number_of_rw_in_partition, partition_contains_all_rw,
3401 ldist_gen): Use partition_t instead of bitmap.
3403 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
3405 * config/avr/gen-avr-mmcu-texi.c: Sort MCUs.
3406 * doc/avr-mmcu.texi: Regenerate.
3408 2012-05-31 Richard Guenther <rguenther@suse.de>
3410 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
3411 Use FOR_EACH_SSA_DEF_OPERAND.
3412 (generate_builtin): Adjust.
3413 (stmt_generated_in_another_partition): Remove.
3414 (add_scalar_computations_to_partition): Likewise.
3415 (rdg_build_partitions): Do not call
3416 add_scalar_computations_to_partition.
3418 2012-05-31 Eric Botcazou <ebotcazou@adacore.com>
3420 * tree-dfa.c (get_ref_base_and_extent): Compute the offset using
3421 double ints throughout.
3422 * tree-sra.c (build_user_friendly_ref_for_offset) <RECORD_TYPE>:
3423 Check that the position of the field is representable as an integer.
3425 2012-05-31 Richard Guenther <rguenther@suse.de>
3427 * tree-data-ref.c (dr_analyze_innermost): Properly convert
3428 the MEM_REF offset to sizetype.
3430 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
3432 * doc/invoke.texi (AVR Options): Fix typos.
3434 2012-05-31 Hans-Peter Nilsson <hp@axis.com>
3436 * config/cris/cris.h (CC1_SPEC): Pass through all -march=
3438 (ASM_SPEC): Ditto, not just -march=v32, but translate non-v10,
3439 non-v32 into --march=v0_v10.
3441 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
3443 * ira-int.h (target_ira_int): Rename x_move_cost to
3444 x_ira_register_move_cost, x_may_move_in_cost to
3445 x_ira_may_move_in_cost and x_may_move_out_cost to
3446 x_ira_may_move_out_cost. Delete the old fields with
3447 those names and also x_ira_max_register_move_cost,
3448 x_ira_max_may_move_in_cost and x_ira_max_may_move_out_cost.
3449 (move_cost, may_move_in_cost, may_move_out_cost)
3450 (ira_max_register_move_cost, ira_max_may_move_in_cost)
3451 (ira_max_may_move_out_cost): Delete.
3452 * ira.c (init_move_cost): Rename to...
3453 (ira_init_register_move_cost): ...this, deleting the old
3454 function with that name. Apply above variable renamings.
3455 Retain asserts for null fields.
3456 (ira_init_once): Don't initialize register move costs here.
3457 (free_register_move_costs): Apply above variable renamings.
3458 Remove code for deleted fields.
3460 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
3462 * ira.c (init_move_cost): Adjust choice of subclasses to match
3463 the current ira_init_register_move_cost choice. Use
3464 ira_class_subset_p instead of reg_class_subset_p.
3465 (ira_init_register_move_cost): Assert that move_cost,
3466 may_move_in_cost and may_move_out_cost already hold the desired
3467 values for their ira_* equivalents. For the latter two,
3468 ignore classes that can't store a register of the given mode.
3470 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
3472 * ira.c (setup_allocno_and_important_classes): Use
3473 ira_class_hard_regs_num to check whether a class has any
3474 allocatable registers.
3475 (ira_init_register_move_cost): Likewise.
3477 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
3479 * ira.c (init_move_cost): Adjust local variable names to match
3480 file conventions. Use ira_assert instead of gcc_assert.
3482 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
3484 * regs.h (move_table, move_cost, may_move_in_cost, may_move_out_cost):
3485 Move these definitions and associated target_globals fields to...
3486 * ira-int.h: ...here.
3487 * rtl.h (init_move_cost): Delete.
3488 * reginfo.c (last_mode_for_init_move_cost, init_move_cost): Move to...
3489 * ira.c: ...here, making the latter static.
3491 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
3493 * ira-costs.c (copy_cost): Use ira_init_register_move_cost_if_necessary
3494 and ira_register_move_cost instead of init_move_cost and move_cost.
3496 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
3498 * ira.h (target_ira): Delete x_ira_available_class_regs.
3499 (ira_available_class_regs): Delete.
3500 * ira.c (setup_available_class_regs): Delete.
3501 (setup_alloc_classes): Don't call it.
3502 (setup_pressure_classes): Use ira_class_hard_regs_num instead of
3503 ira_available_class_regs.
3504 * haifa-sched.c (print_curr_reg_pressure, setup_insn_reg_pressure_info)
3505 (model_spill_cost): Likewise.
3506 * ira-build.c (low_pressure_loop_node_p): Likewise.
3507 * ira-color.c (color_pass): Likewise.
3508 * ira-emit.c (change_loop): Likewise.
3509 * ira-lives.c (inc_register_pressure, dec_register_pressure)
3510 (single_reg_class, ira_implicitly_set_insn_hard_regs)
3511 (process_bb_node_lives): Likewise.
3512 * loop-invariant.c (gain_for_invariant): Likewise.
3514 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3517 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
3518 (pa_section_type_flags): New.
3519 (pa_legitimate_constant_p): Revert previous change.
3521 2012-05-30 Steven Bosscher <steven@gcc.gnu.org>
3523 * ira.c (allocate_initial_values): Make static.
3525 2012-05-30 Uros Bizjak <ubizjak@gmail.com>
3527 * config/i386/i386.c (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>:
3528 Generate tls_initial_exec_64_sun only when !TARGET_X32.
3530 2012-05-30 Richard Guenther <rguenther@suse.de>
3533 * fold-const.c (fold_binary_loc): Make sure to call
3534 fold_plusminus_mult_expr with the original sign of operands.
3536 2012-05-30 Steven Bosscher <steven@gcc.gnu.org>
3538 * Makefile.in: Fix many dependencies.
3539 (DWARF2_H): Depend on dwarf2.def.
3540 (RTL_ERROR_H): Depend on rtl-error.h.
3541 (TREE_PRETTY_PRINT_H, GIMPLE_PRETTY_PRINT_H): New. Replace
3542 all gimple-pretty-print.h and tree-pretty-print.h references.
3544 2012-05-30 Marc Glisse <marc.glisse@inria.fr>
3546 * simplify-rtx.c (simplify_binary_operation_1): Optimize shuffle of
3549 2012-05-30 Richard Guenther <rguenther@suse.de>
3552 * tree-emutls.c (gen_emutls_addr): Do not add globals to
3555 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
3557 * explow.c (probe_stack_range): Restore simple control flow and stop
3558 again when the probe cannot be generated if HAVE_check_stack.
3560 2012-05-30 Jakub Jelinek <jakub@redhat.com>
3562 PR rtl-optimization/53519
3563 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
3564 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
3566 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3568 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
3570 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
3573 * doc/tm.texi: Update.
3574 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Add @hook.
3575 * target.def (force_at_comp_dir): New hook.
3576 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Define.
3577 * dwarf2out.c (dwarf2out_finish): Check targetm.force_at_comp_dir.
3579 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
3581 * config/darwin.h (STARTFILE_SPEC): Do not use -lbundle1.o when
3583 (DARWIN_DYLIB1_SPEC): Do not use -ldylib1.10.5.o when Darwin >= 10.
3584 (DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10.
3586 2012-05-29 Oleg Endo <olegendo@gcc.gnu.org>
3589 * config/sh/sh.c (sh_option_override): Set TARGET_FMAC if
3590 flag_unsafe_math_optimizations is set.
3591 * doc/invoke.texi (SH Options): Add -mno-fused-madd description.
3592 Update description of -mfused-madd.
3594 2012-05-29 Oleg Endo <olegendo@gcc.gnu.org>
3597 * config/sh/predicates.md (atomic_arith_operand,
3598 atomic_logical_operand): New predicates.
3599 * config/sh/sh.c (sh_option_override): Check atomic options.
3600 * config/sh/sh.h (TARGET_ANY_ATOMIC, UNSUPPORTED_ATOMIC_OPTIONS,
3601 UNSUPPORTED_HARD_ATOMIC_CPU): New macros.
3602 (DRIVER_SELF_SPECS): Use UNSUPPORTED_ATOMIC_OPTIONS and
3603 UNSUPPORTED_HARD_ATOMIC_CPU.
3604 * config/sh/sync.md: Update description comments.
3605 (I12): New mode iterator.
3606 (fetchop_predicate, fetchop_constraint): New code attributes.
3607 (atomic_compare_and_swapsi_hard, atomic_compare_and_swap<mode>_hard,
3608 atomic_exchangesi_hard, atomic_exchange<mode>_hard,
3609 atomic_fetch_<fetchop_name>si_hard,
3610 atomic_fetch_<fetchop_name><mode>_hard,
3611 atomic_fetch_nandsi_hard, atomic_fetch_nand<mode>_hard,
3612 atomic_<fetchop_name>_fetchsi_hard,
3613 atomic_<fetchop_name>_fetch<mode>_hard,
3614 atomic_nand_fetchsi_hard, atomic_nand_fetch<mode>_hard,
3615 atomic_test_and_set_hard): New insns.
3616 (atomic_compare_and_swap<mode>_soft, atomic_exchange<mode>_soft,
3617 atomic_fetch_<fetchop_name><mode>_soft, atomic_fetch_nand<mode>_soft,
3618 atomic_<fetchop_name>_fetch<mode>_soft, atomic_nand_fetch<mode>_soft,
3619 atomic_test_and_set_soft): Use same formatting for the first line of
3620 the asm block as in new insns above.
3621 (atomic_compare_and_swap<mode>, atomic_exchange<mode>,
3622 atomic_fetch_<fetchop_name><mode>, atomic_<fetchop_name>_fetch<mode>,
3623 atomic_test_and_set): Integrate new *_hard insns into expanders.
3624 * config/sh/sh.opt (mhard-atomic): New option.
3625 * doc/invoke.texi (SH Options): Document it.
3627 2012-05-29 Meador Inge <meadori@codesourcery.com>
3629 * c-decl.c (c_push_function_context): Always create a new language
3631 (c_pop_function_context): Clear the language function created in
3632 c_push_function_context.
3634 2012-05-29 Matt Turner <mattst88@gmail.com>
3636 * config/alpha/ev6.md: (define_bypass "ev6_fmul,ev6_fadd"): New.
3637 (define_bypass "ev6_fcmov"): New.
3639 2012-05-29 Steven Bosscher <steven@gcc.gnu.org>
3641 * integrate.c: Remove.
3642 * integrate.h: Remove.
3643 * Makefile.in: Remove make rules for integrate.c and INTEGRATE_H.
3644 * config/arm/t-arm: Remove INTEGRATE_H dependency for target files.
3645 * config/rs6000/t-rs6000: Likewise
3646 * config/spu/t-spu-elf: Likewise.
3647 * function.h (get_hard_reg_initial_val, has_hard_reg_initial_val,
3648 get_hard_reg_initial_reg, emit_initial_value_sets): Move prototypes
3649 from integrate.h to here.
3650 (initial_value_entry): New prototype.
3651 * reload.h (allocate_initial_values): Remove prototype.
3652 * tree.h (set_decl_abstract_flags, set_decl_origin_self): Likewise.
3653 * cse.c (fixed_base_plus_p): Don't handle virtual registers for
3655 * dwarf2out.c (set_decl_origin_self, set_block_origin_self,
3656 set_decl_abstract_flags, set_block_abstract_flags): Move from
3657 integrate.c to here, the only user.
3658 * expmed.c (extract_fixed_bit_field): Remove outdated comment
3660 * function.c: Don't include integrate.h.
3661 (struct initial_value_pair, struct initial_value_struct,
3662 get_hard_reg_initial_val, has_hard_reg_initial_val,
3663 get_hard_reg_initial_reg, emit_initial_value_sets): Move from
3664 integrate.c to here.
3665 (initial_value_entry): New function.
3666 * genemit.c (main): Don't print integrate.h include line.
3667 * ira.c: Don't include integrate.h.
3668 (allocate_initial_values): Move from integrate.c to here.
3669 (ira): Update allocate_initial_values call.
3670 * tree-inline.c: Don't include integrate.h.
3671 (function_attribute_inlinable_p): Moved from integrate.c to here.
3672 * cfgexpand.c: Don't include integrate.h.
3673 * except.c: Likewise.
3674 * langhooks.c: Likewise.
3675 * passes.c: Likewise.
3676 * toplev.c: Likewise.
3677 * config/frv/frv.c: Likewise.
3678 * config/pa/pa.c: Likewise.
3679 * config/spu/spu.c: Likewise.
3680 * config/epiphany/epiphany.c: Likewise.
3681 * config/mep/mep.c: Likewise.
3682 * config/score/score.c: Likewise.
3683 * config/picochip/picochip.c: Likewise.
3684 * config/sh/sh.c: Likewise.
3685 * config/alpha/alpha.c: Likewise.
3686 * config/microblaze/microblaze.c: Likewise.
3687 * config/mips/mips.c: Likewise.
3688 * config/v850/v850.c: Likewise.
3689 * config/mmix/mmix.c: Likewise.
3690 * config/bfin/bfin.c: Likewise.
3691 * config/arm/arm.c: Likewise.
3692 * config/s390/s390.c: Likewise.
3693 * config/m32r/m32r.c: Likewise.
3694 * config/rs6000/rs6000.c: Likewise.
3695 * config/c6x/c6x.c: Include function.h instead of integrate.h.
3696 * config/tilegx/tilegx.c: Likewise.
3697 * config/tilepro/tilepro.c: Likewise.
3699 2012-05-29 Georg-Johann Lay <avr@gjlay.de>
3701 * config/avr/t-avr (s-avr-mmcu-texi): Call
3702 gen-avr-mmcu-texi$(build_exeext) via ./ and don't assume . is in PATH.
3704 2012-05-29 Michael Matz <matz@suse.de>
3706 * rtl.h (assign_stack_temp, assign_stack_temp_for_type,
3707 assign_temp): Remove 'keep' argument.
3708 (mark_temp_addr_taken): Remove prototype.
3709 * tree.h (expand_decl): Remove prototype.
3710 * function.c (struct temp_slot): Remove addr_taken and keep member.
3711 (assign_stack_temp_for_type) Don't initialize above, remove
3713 (assign_stack_temp, assign_temp): Remove keep argument.
3714 (mark_temp_addr_taken): Remove.
3715 (preserve_temp_slots): Remove handling of addr_taken and keep members.
3716 (free_temp_slots): Ditto.
3717 * expr.c (expand_expr_real_1 <COMPOUND_LITERAL_EXPR>): Remove
3719 * stmt.c (expand_asm_operands): Remove dead code.
3720 (expand_decl): Remove.
3721 * c-decl.c (finish_struct): Don't call expand_decl.
3722 * builtins.c (expand_builtin_cexpi): Adjust calls to assign_temp
3723 and assign_stack_temp.
3724 * calls.c (save_fixed_argument_area, initialize_argument_information,
3725 expand_call, emit_library_call_value_1, store_one_arg): Ditto.
3726 * expmed.c (extract_bit_field_1): Ditto.
3727 * expr.c (emit_group_load_1, emit_group_store,
3728 copy_blkmode_from_reg, emit_push_insn, expand_assignment,
3729 store_field, expand_constructor, expand_cond_expr_using_cmove,
3730 expand_expr_real_2, expand_expr_real_1): Ditto.
3731 * stmt.c (expand_asm_operands, expand_return): Ditto.
3733 * function.c (pop_temp_slots): Call free_temp_slots.
3734 * calls.c (store_one_arg): Don't call preserve_temp_slots or
3736 * expr.c (expand_assignment): Don't call free_temp_slots.
3738 * config/arm/arm.c (neon_expand_vector_init): Ditto.
3739 * config/i386/i386.c (ix86_expand_vector_set): Ditto.
3740 (ix86_expand_vector_extract): Ditto.
3741 * config/ia64/ia64.c (spill_xfmode_rfmode_operand,
3742 ia64_expand_movxf_movrf): Ditto.
3743 * config/mips/mips.c (mips_expand_vi_general): Ditto.
3744 * config/mmix/mmix.md (floatdisf2, floatunsdisf2, truncdfsf2,
3745 extendsfdf2): Ditto.
3746 * config/rs6000/rs6000.c (rs6000_expand_vector_init,
3747 rs6000_expand_vector_set, rs6000_expand_vector_extract,
3748 rs6000_allocate_stack_temp): Ditto.
3749 * config/rs6000/rs6000.md (fix_trunctfsi2_fprs): Ditto.
3750 * config/sparc/sparc.c (emit_soft_tfmode_libcall,
3751 sparc_emit_float_lib_cmp, sparc_emit_float_lib_cmp,
3752 sparc_expand_vector_init): Ditto.
3754 2012-05-29 Michael Matz <matz@suse.de>
3756 * c-tree.h (c_expand_decl): Remove prototype.
3758 * expr.c (expand_expr_real_1 <normal_inner_ref>): Don't allocate
3760 (expand_expr_real_1 <COMPOUND_LITERAL_EXPR>): Make unreachable.
3761 * gimple-fold.c (canonicalize_constructor_val): Canonicalize
3762 COMPOUND_LITERAL_EXPR.
3763 * function.c (expand_function_start): Don't call expand_decl,
3764 instead assert that we have RTL assigned.
3765 * tree-ssa-live.c (remove_unused_locals): Clear
3766 nonlocal_goto_save_area if its backing variable is removed.
3767 * stmt.c (expand_asm_operands): Remove handling of non-lvalues
3769 (expand_decl): Assert that this does nothing.
3770 * calls.c (expand_call): Don't call mark_temp_addr_taken.
3772 2012-05-29 Richard Guenther <rguenther@suse.de>
3774 PR tree-optimization/53516
3775 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
3777 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
3779 2012-05-29 Joseph Myers <joseph@codesourcery.com>
3781 * LANGUAGES: Fix typos.
3782 * Makefile.in: Fix typos.
3783 * alias.c: Fix typos.
3784 * auto-inc-dec.c: Fix typos.
3785 * bb-reorder.c: Fix typos.
3786 * cfgcleanup.c: Fix typos.
3787 * cgraph.c: Fix typos.
3788 * cgraph.h: Fix typos.
3789 * cgraphunit.c: Fix typos.
3790 * collect2-aix.h: Fix typos.
3791 * collect2.c: Fix typos.
3792 * compare-elim.c: Fix typos.
3793 * config/alpha/vms.h: Fix typos.
3794 * config/arm/README-interworking: Fix typos.
3795 * config/arm/arm.c: Fix typos.
3796 * config/arm/iterators.md: Fix typos.
3797 * config/arm/vxworks.h: Fix typos.
3798 * config/avr/avr.c: Fix typos.
3799 * config/avr/avr.h: Fix typos.
3800 * config/avr/avr.md: Fix typos.
3801 * config/avr/builtins.def: Fix typos.
3802 * config/c6x/c6x.c: Fix typos.
3803 * config/cr16/cr16.c: Fix typos.
3804 * config/cr16/cr16.md: Fix typos.
3805 * config/cris/cris.md: Fix typos.
3806 * config/darwin.c: Fix typos.
3807 * config/darwin.opt: Fix typos.
3808 * config/i386/i386-c.c: Fix typos.
3809 * config/i386/i386.c: Fix typos.
3810 * config/ia64/ia64.c: Fix typos.
3811 * config/m68k/cf.md: Fix typos.
3812 * config/mep/mep.c: Fix typos.
3813 * config/microblaze/microblaze.c: Fix typos.
3814 * config/microblaze/microblaze.h: Fix typos.
3815 * config/mn10300/mn10300.c: Fix typos.
3816 * config/mn10300/mn10300.md: Fix typos.
3817 * config/pa/pa.c: Fix typos.
3818 * config/picochip/picochip.h: Fix typos.
3819 * config/rs6000/a2.md: Fix typos.
3820 * config/rs6000/rs6000.c: Fix typos.
3821 * config/rs6000/vector.md: Fix typos.
3822 * config/rx/rx.md: Fix typos.
3823 * config/rx/rx.opt: Fix typos.
3824 * config/s390/2097.md: Fix typos.
3825 * config/s390/s390.c: Fix typos.
3826 * config/s390/s390.h: Fix typos.
3827 * config/sh/sh.c: Fix typos.
3828 * config/sh/sh.md: Fix typos.
3829 * config/sparc/sync.md: Fix typos.
3830 * config/spu/spu.c: Fix typos.
3831 * config/spu/spu.md: Fix typos.
3832 * config/vms/vms.c: Fix typos.
3833 * config/vxworks-dummy.h: Fix typos.
3834 * config/vxworks.h: Fix typos.
3835 * cselib.c: Fix typos.
3836 * df-scan.c: Fix typos.
3838 * doc/extend.texi: Fix typos.
3839 * doc/install.texi: Fix typos.
3840 * doc/invoke.texi: Fix typos.
3841 * doc/md.texi: Fix typos.
3842 * doc/plugins.texi: Fix typos.
3843 * doc/rtl.texi: Fix typos.
3845 * dwarf2asm.c: Fix typos.
3846 * dwarf2out.c: Fix typos.
3847 * except.h: Fix typos.
3848 * expr.c: Fix typos.
3849 * fold-const.c: Fix typos.
3851 * gcse.c: Fix typos.
3852 * genautomata.c: Fix typos.
3853 * gengtype-state.c: Fix typos.
3854 * gengtype.c: Fix typos.
3855 * genhooks.c: Fix typos.
3856 * gimple-fold.c: Fix typos.
3857 * gimple-pretty-print.c: Fix typos.
3858 * gimple.c: Fix typos.
3859 * gimple.h: Fix typos.
3860 * gimplify.c: Fix typos.
3861 * graphite-interchange.c: Fix typos.
3862 * graphite-sese-to-poly.c: Fix typos.
3863 * ifcvt.c: Fix typos.
3864 * input.c: Fix typos.
3865 * ipa-cp.c: Fix typos.
3866 * ipa-inline-analysis.c: Fix typos.
3867 * ipa-inline-transform.c: Fix typos.
3868 * ipa-inline.c: Fix typos.
3869 * ipa-pure-const.c: Fix typos.
3870 * ipa-ref.h: Fix typos.
3871 * ipa-reference.c: Fix typos.
3872 * ipa-utils.c: Fix typos.
3874 * ira-emit.c: Fix typos.
3875 * ira-lives.c: Fix typos.
3876 * lto-streamer.c: Fix typos.
3877 * lto-streamer.h: Fix typos.
3878 * lto-wrapper.c: Fix typos.
3880 * mode-switching.c: Fix typos.
3881 * modulo-sched.c: Fix typos.
3882 * plugin.c: Fix typos.
3883 * postreload.c: Fix typos.
3884 * sched-deps.c: Fix typos.
3885 * sel-sched-ir.c: Fix typos.
3886 * sel-sched-ir.h: Fix typos.
3887 * sel-sched.c: Fix typos.
3888 * sese.c: Fix typos.
3889 * stor-layout.c: Fix typos.
3890 * target-hooks-macros.h: Fix typos.
3891 * target.def: Fix typos.
3892 * trans-mem.c: Fix typos.
3893 * tree-eh.c: Fix typos.
3894 * tree-predcom.c: Fix typos.
3895 * tree-sra.c: Fix typos.
3896 * tree-ssa-address.c: Fix typos.
3897 * tree-ssa-loop-ivopts.c: Fix typos.
3898 * tree-ssa-loop-niter.c: Fix typos.
3899 * tree-ssa-math-opts.c: Fix typos.
3900 * tree-ssa-pre.c: Fix typos.
3901 * tree-ssa-propagate.c: Fix typos.
3902 * tree-ssa-reassoc.c: Fix typos.
3903 * tree-ssa-sccvn.c: Fix typos.
3904 * tree-ssa-ter.c: Fix typos.
3905 * tree-ssa-uninit.c: Fix typos.
3906 * tree-ssanames.c: Fix typos.
3907 * tree-vect-generic.c: Fix typos.
3908 * tree-vect-slp.c: Fix typos.
3909 * tree.c: Fix typos.
3910 * tree.h: Fix typos.
3911 * varasm.c: Fix typos.
3912 * varpool.c: Fix typos.
3914 2012-05-29 Joseph Myers <joseph@codesourcery.com>
3916 * doc/include/texinfo.tex: Update to version 2012-05-16.16.
3918 2012-05-29 Richard Guenther <rguenther@suse.de>
3920 * tree-dfa.c (find_vars_r): Do not call add_referenced_vars
3922 (add_referenced_var_1): Re-organize. Assert we are not
3924 (remove_referenced_var): Likewise.
3925 * varpool.c (add_new_static_var): Use create_tmp_var_raw.
3926 * tree-mudflap.c (execute_mudflap_function_ops): Do not
3927 call add_referenced_var on globals.
3928 * matrix-reorg.c (transform_access_sites): Likewise.
3930 2012-05-29 Steven Bosscher <steven@gcc.gnu.org>
3932 * alias.c (reg_known_value): Make this a VEC.
3933 (reg_known_equiv_p): Make this an sbitmap.
3934 (reg_known_value_size): Remove.
3935 (get_reg_known_value, set_reg_known_value, get_reg_known_equiv_p,
3936 set_reg_known_equiv_p): Update for reg_known_value and
3937 reg_known_value_size data structure change.
3938 (init_alias_analysis, end_alias_analysis): Likewise.
3940 2012-05-29 Jakub Jelinek <jakub@redhat.com>
3943 * input.c (read_line): Use XRESIZEVEC instead of XNEWVEC
3944 to avoid leaking memory. No need to handle memory allocation
3945 failure. Double string_len on each reallocation instead of adding 2.
3946 * gcov.c (read_line): Likewise.
3948 2012-05-29 Hans-Peter Nilsson <hp@axis.com>
3950 * config/cris/cris.h (TARGET_HAS_BREAK, TARGET_TRAP_USING_BREAK8):
3952 * config/cris/cris.md ("trap"): Define, enabled for
3953 TARGET_TRAP_USING_BREAK8.
3954 * config/cris/cris.opt (mtrap-using-break8): New option.
3956 2012-05-28 Paolo Carlini <paolo.carlini@oracle.com>
3959 * doc/invoke.texi: Document -Wmissing-braces not enabled by -Wall
3962 2012-05-28 Hans-Peter Nilsson <hp@axis.com>
3964 * doc/md.texi (stack_protect_test): Remove negation of branch to label.
3965 (Standard Names): Fix typos in documentation of atomic patterns.
3967 2012-05-27 Nathan Sidwell <nathan@acm.org>
3969 * tree.c (build_constructor): Propagate TREE_SIDE_EFFECTS.
3971 2012-05-26 Jason Merrill <jason@redhat.com>
3974 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
3975 about array compound literals.
3977 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
3979 * cfgcleanup.c (try_optimize_cfg): Do not delete forwarder blocks
3980 if CLEANUP_NO_INSN_DEL.
3981 * cfgrtl.c (unique_locus_on_edge_between_p): New function extracted
3982 from cfg_layout_merge_blocks.
3983 (emit_nop_for_unique_locus_between): New function.
3984 (rtl_merge_blocks): Invoke emit_nop_for_unique_locus_between.
3985 (cfg_layout_merge_blocks): Likewise.
3987 2012-05-26 Dimitrios Apostolou <jimis@gmx.net>
3988 Paolo Bonzini <bonzini@gnu.org>
3990 * df-scan.c (df_def_record_1): Assert a parallel must contain an
3991 EXPR_LIST at this point. Receive the LOC and move its extraction...
3992 (df_defs_record): ... here. Change if-else to a switch statement.
3993 (df_find_hard_reg_defs, df_find_hard_reg_defs_1): New.
3994 (df_get_call_refs): Changed defs_generated from bitmap to HARD_REG_SET
3995 and compute it from df_find_hard_reg_defs(). Record DF_REF_BASE
3996 DEFs in REGNO order. Use HARD_REG_SET instead of bitmap for
3997 regs_invalidated_by_call.
3998 (df_insn_refs_collect): Record DF_REF_REGULAR DEFs after
4001 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
4004 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
4005 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
4007 2012-05-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4009 * config/rs6000/t-linux64: Delete the 32-bit multilib that uses
4010 software floating point emulation. No longer build the multilibs
4011 with -mstrict-align.
4013 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
4016 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
4017 accessed indirectly.
4018 (ipa_tm_create_version): Same.
4020 2012-05-25 Uros Bizjak <ubizjak@gmail.com>
4023 * config/i386/i386.c (ix86_print_operand) <case 'O'>: Print '.' here.
4024 <case 'C', case 'c', case 'F', case 'f'>: Print '.' only for C and c.
4026 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
4029 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
4030 (ix86_expand_vec_perm): Use int mode instead of float.
4031 (expand_vec_perm_pshufb): Remove handling of useseless type
4034 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
4037 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
4038 gnu_ld variables to yes.
4039 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
4040 (HAVE_GNU_AS): Likewise.
4041 * config.in: Regenerate.
4042 * configure: Likewise.
4044 2012-05-25 Tristan Gingold <gingold@adacore.com>
4046 * config/i386/i386.c (struct ix86_frame): Remove unused frame field.
4047 (ix86_compute_frame_layout): Fix type of stack_alignment_needed
4048 and preferred_alignment.
4050 2012-05-25 Tristan Gingold <gingold@adacore.com>
4052 * common/config/ia64/ia64-common.c (ia64_except_unwind_info): Fix typo.
4054 2012-05-25 Thomas Schwinge <thomas@codesourcery.com>
4056 * fold-const.c (optimize_bit_field_compare): Abort early in the strict
4057 volatile bitfields case.
4059 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
4061 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
4062 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
4063 (adjacent_mem_locations): Move some code to and call...
4064 (get_memref_parts): ...new function.
4065 (mem_locations_overlap): New function.
4066 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
4067 (is_mem_ref): Rename to...
4068 (find_mem_ref): ...this. Return MEM rtx.
4069 (get_store_dest): Remove function.
4070 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
4071 new parameter and adjust calls.
4072 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
4073 mem refs overlap for true_store_to_load_dep_costly.
4074 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
4075 passed to adjacent_mem_locations.
4076 (is_costly_group): Walk resolved dependency list.
4077 (force_new_group): Emit group ending nop for Power6/Power7.
4078 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
4079 (group_ending_nop): New define_insn.
4081 2012-05-24 Dodji Seketeli <dodji@redhat.com>
4083 Make unwound macro expansion trace less redundant
4084 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Don't print
4085 context of macro definition in the trace, when it's redundant.
4088 2012-05-24 Richard Guenther <rguenther@suse.de>
4091 * tree-profile.c (tree_profiling): Cleanup the CFG if
4092 execute_fixup_cfg requests it.
4094 2012-05-24 Richard Guenther <rguenther@suse.de>
4096 * tree-flow.h (create_var_ann): Remove.
4097 * tree-dfa.c (create_var_ann): Remove and inline into its
4099 (add_referenced_var_1): ... here.
4100 * varpool.c (add_new_static_var): Do not call add_referenced_var
4102 * gimple-fold.c (canonicalize_constructor_val): Likewise.
4103 * tree-switch-conversion.c (build_one_array): Likewise.
4104 * tree-profile.c (gimple_gen_ic_profiler): Likewise.
4105 * tree-flow-inline.h (gimple_referenced_vars): Guard against
4107 * tree-inline.c (remap_gimple_op_r): Likewise. Check
4108 gimple_referenced_vars instead of gimple_in_ssa_p.
4109 (copy_tree_body_r): Likewise.
4110 (setup_one_parameter): Likewise.
4111 (declare_return_variable): Likewise.
4112 (tree_function_versioning): Likewise.
4114 2012-05-24 Jakub Jelinek <jakub@redhat.com>
4116 PR tree-optimization/53465
4117 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
4118 vr0 into *vr, then vrp_meet that.
4119 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
4120 have any equivalences.
4121 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
4124 2012-05-24 Jim MacArthur <jim.macarthur@arm.com>
4126 * recog.c (reg_fits_class_p): Check both regno and regno + offset are
4128 * regs.h (in_hard_reg_set_p): Assert that regno is a hard register and
4129 check end_regno - 1 is a hard register.
4131 2012-05-24 Richard Guenther <rguenther@suse.de>
4133 * varpool.c (add_new_static_var): Remove call to create_var_ann.
4134 * tree-ssa-operands.c (create_vop_var): Likewise.
4136 2012-05-24 Richard Guenther <rguenther@suse.de>
4139 * tree-ssa-live.c (remove_unused_scope_block_p): Properly
4141 (remove_unused_locals): Pass global_unused_vars to
4142 remove_unused_scope_block_p. Restore code walking all
4143 referenced vars and pruning them.
4145 2012-05-23 Jan Hubicka <jh@suse.cz>
4147 * tree.h (alias_diag_flags): Remove.
4148 (alias_pair): Remove emitted_diags.
4149 (finish_aliases_1, finish_aliases_2, remove_unreachable_alias_pairs,
4150 symbol_alias_set_t, symbol_alias_set_destroy,
4151 symbol_alias_set_contains, propagate_aliases_backward): Remove.
4152 * toplev.c (compile_file): Do not call finish_aliases_2
4153 * cgraphunit.c (cgraph_process_new_functions): Do not call
4155 (handle_alias_pairs): Output diagnostics about aliases to externals.
4156 (assemble_thunks_and_aliases): Use do_assemble_alias.
4157 (output_weakrefs): Likewise.
4158 (finalize_compilation_unit): Do not call finish_aliases_1.
4159 * ipa.c (symtab_remove_unreachable_nodes): De not call
4160 remove_unreachable_alias_pairs.
4161 * varasm.c (do_assemble_alias): Export.
4162 (symbol_alias_set_create, symbol_alias_set_destroy,
4163 symbol_alias_set_contains, symbol_alias_set_insert,
4164 propagate_aliases_forward, propagate_aliases_backward,
4165 propagate_aliases_backward, trivially_visible_alias,
4166 trivially_defined_alias, remove_unreachable_alias_pairs,
4167 finish_aliases_1, finish_aliases_2, assemble_alias): Remove.
4168 * output.h (do_assemble_alias): Declare.
4169 * varpool.c (varpool_remove_unreferenced_decls): Do not call
4172 2012-05-23 Martin Jambor <mjambor@suse.cz>
4174 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
4176 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
4178 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
4180 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
4181 (iterative_hash_gimple_type): Adjust comment.
4182 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
4183 domain for an array type instead of the domain type itself.
4185 2012-05-23 Richard Guenther <rguenther@suse.de>
4187 PR tree-optimization/53438
4188 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
4190 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
4193 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
4194 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
4197 2012-05-23 Richard Guenther <rguenther@suse.de>
4199 * tree-dfa.c (add_referenced_var_1): Do not add global vars.
4200 * tree-ssa-live.c (mark_all_vars_used_1): Handle global vars
4201 via the global_unused_vars bitmap.
4202 (remove_unused_locals): Handle global vars in local-decls via
4203 a global_unused_vars bitmap instead of the used flag in the
4204 var annotation. Simplify global variable handling and removal.
4206 2012-05-22 Jan Hubicka <jh@suse.cz>
4209 * tree-ssa-structalias.c (create_variable_info_for): Skip constructors
4210 from other partitions.
4212 2012-05-22 Jan Hubicka <jh@suse.cz>
4215 * symtab.c (symtab_register_node): Fix ordering issue.
4217 2012-05-22 Steven Drake <sbd@NetBSD.org>
4219 * gcc.c (do_spec_1): Add %M spec token to output multilib_os_dir.
4221 2012-05-22 David Edelsohn <dje.gcc@gmail.com>
4223 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
4224 Use strip_name_encoding target hook.
4226 2012-05-22 Richard Guenther <rguenther@suse.de>
4228 * tree.h (VAR_DECL_IS_VIRTUAL_OPERAND): New.
4229 (init_function_for_compilation): Remove.
4230 * tree-dfa.c (find_vars_r): Take struct function argument.
4231 (find_referenced_vars_in): Adjust.
4232 * tree-ssa-operands.c (clobber_stats): Remove.
4233 (create_vop_var): Take struct function argument. Mark
4234 virtual operand with VAR_DECL_IS_VIRTUAL_OPERAND.
4235 (init_ssa_operands): Take struct function argument.
4236 (fini_ssa_operands): Do not dump dead stats.
4237 * tree-ssa-operands.h (init_ssa_operands): Take struct function
4239 * cgraphunit.c (init_lowered_empty_function): Adjust.
4240 * lto-streamer-in.c (input_cfg): Likewise.
4241 * tree-inline.c (initialize_cfun): Likewise.
4242 * tree-into-ssa.c (rewrite_into_ssa): Likewise.
4243 * omp-low.c (expand_omp_taskreg): Likewise. Avoid switching cfun.
4244 * gimple.c (is_gimple_reg): Optimize the SSA_NAME case,
4245 virtual operands are not registers.
4247 2012-05-22 Richard Guenther <rguenther@suse.de>
4249 * tree-cfg.c (verify_gimple_assign_unary): Fix typo in previous commit.
4251 2012-05-22 Richard Guenther <rguenther@suse.de>
4254 * tree-inline.c (setup_one_parameter): Create a dummy init
4255 statement for unused parameters when not optimizing.
4257 2012-05-22 Richard Guenther <rguenther@suse.de>
4259 * tree-flow.h (add_referenced_var_1): Declare.
4260 (add_referenced_var): Define.
4261 * tree-dfa.c (referenced_var_check_and_insert): Avoid one hash lookup.
4262 (add_referenced_var): Rename to ...
4263 (add_referenced_var_1): ... this. Take struct function argument.
4265 2012-05-22 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4268 * config/arm/arm-protos.h (arm_validize_comparison): Declare.
4269 * config/arm/arm.c (arm_validize_comparison): Define.
4270 * config/arm/arm.md ("cbranchsi4"): Cleanup expansion and use
4271 arm_validize_comparison.
4272 ("cbranchdi4"): Likewise.
4273 ("cstoredi4"): Likewise.
4274 ("movsicc"): Likewise.
4275 ("movsfcc"): Likewise.
4276 ("movdfcc"): Likewise.
4278 2012-05-22 Dimitrios Apostolou <jimis@gmx.net>
4280 * df-scan.c (df_scan_alloc): Round up allocation pools size, reduce
4281 the mw_reg_pool size.
4283 2012-05-22 Paolo Bonzini <bonzini@gnu.org>
4285 PR tree-optimization/53336
4286 * tree-cfg.c (verify_gimple_assign_unary): Allow conversion from
4287 non-integer integral types to offset type and vice versa.
4289 2012-05-22 Alan Modra <amodra@gmail.com>
4291 * config/rs6000/aix.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
4292 * config/rs6000/darwin.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
4293 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE,
4294 V_SAVE_INLINE): Delete.
4295 * config/rs6000/rs6000.c (V_SAVE_INLINE): Delete.
4296 (rs6000_savres_strategy): Reimplement GP/FP/V_SAVE_INLINE logic.
4297 For ELF targets, use out-of-line restores for -Os and any number
4298 of regs if the restore exits, and out-of-line gp save for two or
4299 more regs. Use save_reg_p to test for holes in reg restore set.
4300 Replace "#if" with "if".
4302 2012-05-22 Alan Modra <amodra@gmail.com>
4304 * config/rs6000/rs6000.c (save_reg_p): New function.
4305 (first_reg_to_save, first_fp_reg_to_save): Use it here.
4306 (first_altivec_reg_to_save, restore_saved_cr): Likewise.
4307 (emit_frame_save): Use gen_frame_store.
4308 (gen_frame_mem_offset): Correct SPE condition requiring reg+reg.
4309 (rs6000_emit_prologue): Use save_reg_p. Use gen_frame_store for
4311 (rs6000_emit_epilogue): Use save_reg_p. Use gen_frame_load for
4312 vrsave, toc, gp and fp restores.
4314 2012-05-22 Alan Modra <amodra@gmail.com>
4316 * config/rs6000/rs6000.c: Delete unnecessary forward declarations.
4317 Move those with ATTRIBUTE_UNUSED to immediately before definitions.
4318 Move function pointer variables after forward declarations.
4319 (rs6000_builtin_support_vector_misalignment): Make static.
4320 (rs6000_legitimate_address_p, rs6000_gimplify_va_arg): Likewise.
4321 (rs6000_function_value, rs6000_can_eliminate): Likewise.
4323 2012-05-21 Bernd Schmidt <bernds@codesourcery.com>
4325 PR rtl-optimization/53373
4326 * caller-save.c (save_call_clobbered_regs): Look into a possible
4327 PARALLEL manually rather than using single_set on a call insn.
4329 2012-05-21 Jakub Jelinek <jakub@redhat.com>
4331 PR tree-optimization/53436
4332 * omp-low.c (omp_build_component_ref): New function.
4333 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
4335 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
4337 * config/i386/i386.c (put_condition_code): Change "reverse" and "fp"
4339 (ix86_print_operand) <case 'O'>: Look at mode size of the operand.
4340 Do not print '.' here. Output operand lossage error for unhandled
4345 <case 'z'>: Hardcode "code" argument into error strings.
4347 <case 'D'>: Merge AVX and non-AVX codes.
4348 <case 'C', case 'c', case 'F', case 'f'>: Merge. Fix error string.
4349 Update call to put_condition_code.
4351 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
4353 * config/m68k/m68k.md (*clzsi2_cf): Renamed from clzsi2. Call
4355 (clzsi2): New expander.
4356 (*clzsi2_68k): New insn.
4357 * config/m68k/m68k.h: Update comment about CLZ_DEFINED_VALUE_AT_ZERO.
4359 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
4361 * gimple.h (gimple_set_in_transaction): Remove.
4362 (gimple_in_transaction): Look in BB instead.
4363 (gimple_statement_base): Remove in_transaction field.
4364 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
4365 * trans-mem.c (compute_transaction_bits): Place transaction bit
4366 information into basic blocks.
4368 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
4370 * expr.c (get_def_for_expr_class): Define only if
4371 HAVE_conditional_move.
4372 (convert_tree_comp_to_rtx): Likewise.
4374 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
4377 * config/i386/i386.md (ffs<mode>2): Generate CCCmode compare
4379 (ffssi2_no_cmove): Ditto.
4380 (*ffs<mode>_1): Remove insn pattern.
4381 (*tzcnt<mode>_1): New insn pattern.
4382 (*bsf<mode>1): Ditto.
4384 2012-05-21 Richard Guenther <rguenther@suse.de>
4386 * tree-dfa.c (add_referenced_var): Do not walk DECL_INITIAL for
4387 more referenced vars.
4388 * tree-ssa-live.c (mark_all_vars_used_1): Only set the used
4389 flag on variables that have a var-annotation.
4391 2012-05-21 Joseph Myers <joseph@codesourcery.com>
4394 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
4395 from folded operands before wrapping another around the
4396 conditional expression.
4398 2012-05-21 Jakub Jelinek <jakub@redhat.com>
4400 PR tree-optimization/53366
4401 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
4402 tests if complex_numbers == 2, but there are non-complex number loads
4405 PR tree-optimization/53409
4406 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
4407 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
4409 PR tree-optimization/53410
4410 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
4411 instead of build_int_cst (type, 0) where vector types might be
4412 involved. Instead of build_int_cst (type, 1) convert the original
4413 integer_onep argument to the desired type.
4415 2012-05-21 Michael Matz <matz@suse.de>
4417 * genattrtab.c (attr_rtx_cost): Move earlier, start with cost being 1.
4418 (simplify_test_exp): Handle one more case of distributive law,
4419 decrease cost threshold.
4420 (tests_attr_p, get_attr_order): New functions.
4421 (optimize_attrs): Use topological order, inline only cheap values.
4422 (write_attr_set): Reset our_known_true after some time.
4424 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
4427 * config/i386/i386.c (type_natural_mode): Warn passing SSE
4428 vector argument without SSE enabled changes the ABI.
4430 2012-05-21 Richard Guenther <rguenther@suse.de>
4432 PR tree-optimization/53408
4433 * tree-vect-loop.c (vectorizable_induction): Properly check
4434 the restriction that we cannot handle induction results from
4435 the inner loop outside of the outer loop.
4437 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
4440 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
4441 (UNSPECV_RDRAND): This.
4442 (rdrand<mode>_1): Updated.
4444 2012-05-21 Richard Guenther <rguenther@suse.de>
4446 * tree-loop-distribution.c (can_generate_builtin): Reject
4449 2012-05-21 Chung-Lin Tang <cltang@codesourcery.com>
4451 * Makefile.in (options.c): Add options.h to included header
4454 2012-05-21 Razya Ladelsky <razya@il.ibm.com>
4456 * tree-parloops.c : Add myself to contributors, update
4457 TODO list, add link to wiki.
4459 2012-05-21 Alan Modra <amodra@gmail.com>
4461 * config/rs6000/predicates.md (input_operand): Don't match
4462 constant pool addresses. Remove label_ref, high and plus from
4463 match_code list. Remove redundant CONSTANT_P test.
4464 (splat_input_operand): Similarly update match_code list.
4465 (small_toc_ref): New predicate.
4466 * config/rs6000/rs6000-protos.h (toc_relative_expr_p): Update prototype.
4467 * config/rs6000/rs6000.c (tocrel_base, tocrel_offset): Make const.
4468 (legitimate_constant_pool_address_p): Move TARGET_TOC test and
4469 register checks to..
4470 (toc_relative_expr_p): ..here. Add "strict" param. Match new rtl
4471 generated by create_TOC_reference.
4472 (rs6000_legitimize_address): Update cerate_TOC_reference call.
4473 (rs6000_delegitimize_address): Handle new rtl for toc refs.
4474 (rs6000_cannot_force_const_mem, rs6000_find_base_term): Likewise.
4475 (use_toc_relative_ref): New function, split out from..
4476 (rs6000_emit_move): ..here. Remove redundant tests. Update
4477 create_TOC_reference calls.
4478 (rs6000_legitimize_reload_address): Formatting. Handle splitting
4479 of medium/large model toc addresses. Use use_toc_relative_ref.
4480 (print_operand): Formatting, style. Adjust for toc changes.
4481 (print_operand_address): Likewise.
4482 (rs6000_output_addr_const_extra): Likewise.
4483 (create_TOC_reference): Put TOC_REGISTER in UNSPEC_TOCREL rather
4484 than a PLUS. Use this formulation for both high and low part
4485 of -mcmodel=medium/large toc reference too. Before reload,
4486 always use the small model formulation.
4487 * config/rs6000/rs6000.md (tls_gd, tls_gd_high): Similarly avoid
4488 a PLUS in high part of addresses here.
4489 (tls_ld, tls_ld_high, tls_got_dtprel, tls_got_dtprel_high): Likewise.
4490 (tls_got_tprel, tls_got_tprel_high, largetoc_high): Likewise.
4491 (largetoc_high, largetoc_low): Move earlier. Cope when no
4493 (largetoc_high_plus): New insn.
4494 (movsi_internal1, movsi_internal1_single, movsf_softfloat,
4495 movdi_mfpgpr, movdi_internal64): Don't handle 'R' constraint here..
4496 (tocref): ..instead do so here, new insn and split.
4498 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
4500 * config/i386/driver-i386.c (host_detect_local_cpu): Support
4501 RDRND, F16C and FSGSBASE.
4503 2012-05-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4505 PR rtl-optimzation/53373
4506 * config/pa/pa.md (call_symref_pic): Don't expose PIC register save in
4507 call pattern. Update split patterns.
4508 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
4509 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
4511 2012-05-20 Razya Ladelsky <razya@il.ibm.com>
4513 * tree-parloops.c (gen_parallel_loop): Change many_iterations_cond
4516 2012-05-18 Jan Hubicka <jh@suse.cz>
4518 * cgraphunit.c (handle_alias_pairs): Declare; free alias_pairs
4519 (cgraph_process_new_functions): Process also aliases.
4520 * lto-streamer-out.c (struct sets): Remove.
4521 (trivally_defined_alias): Remove.
4522 (output_alias_pair_p): Remove.
4523 (output_unreferenced_globals): Remove.
4524 (produce_symtab); Do not handle alias pairs.
4525 (produce_asm_for_decls): Likewise.
4526 * lto-streamer-in.c (input_alias_pairs): Remove.
4527 (lto_read_body): Do not input alias pairs.
4528 (lto_input_constructors_and_inits): Remove.
4530 2012-05-18 Jan Hubicka <jh@suse.cz>
4532 * cgraphunit.c (handle_alias_pairs): Cleanup; handle all types of
4535 2012-05-18 Jan Hubicka <jh@suse.cz>
4537 * cgraphbuild.c (record_reference): Update.
4538 * lto-cgraph.c (lto_output_varpool_node): External vars
4539 are not in other partition even if they are not output
4540 in current partition.
4541 * gimple-fold.c (can_refer_decl_in_current_unit_p): Take FROM_DECL
4543 (canonicalize_constructor_val): Take FROM_DECL argument.
4544 (fold_ctor_reference, fold_string_cst_ctor_reference,
4545 fold_array_ctor_reference, fold_nonarray_ctor_reference,
4546 fold_ctor_reference): Likewise.
4547 (fold_const_aggregate_ref_1, gimple_get_virt_method_for_binfo): Update.
4548 * gimple.h (gimple_fold_builtin): Likewise.
4550 2012-05-18 Olivier Hainque <hainque@adacore.com>
4552 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
4553 $(libsubdir) as libexecsubdir.
4555 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4557 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
4558 relied on signed overflow behavior.
4560 2012-05-18 Richard Guenther <rguenther@suse.de>
4562 PR tree-optimization/53346
4563 * tree-loop-distribution.c (ldist_gen): Make sure to apply
4564 builtin transform even when only a single partition with
4565 all reads/writes exists.
4567 2012-05-18 Richard Guenther <rguenther@suse.de>
4569 PR tree-optimization/53390
4570 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Ignore
4573 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4575 * tree-ssa-reassoc.c (bip_map): Remove decl.
4576 (completely_remove_stmt): Remove function.
4577 (remove_def_if_absorbed_call): Remove function.
4578 (remove_visited_stmt_chain): Remove __builtin_powi handling.
4579 (possibly_move_powi): Remove function.
4580 (rewrite_expr_tree): Remove calls to possibly_move_powi.
4581 (rewrite_expr_tree_parallel): Likewise.
4582 (attempt_builtin_powi): Build multiplies explicitly rather than
4583 relying on the ops vector and rank system.
4584 (transform_stmt_to_copy): New function.
4585 (transform_stmt_to_multiply): Likewise.
4586 (reassociate_bb): Handle leftover operations after __builtin_powi
4587 optimization; build a final multiply if necessary.
4589 2012-05-18 Jan Hubicka <jh@suse.cz>
4591 * cgraphunit.c (varpool_finalize_decl): Allow external decls.
4592 (mark_functions_to_output): Fix sanity check.
4593 * ipa.c (function_and_variable_visibility): Remove TREE_STATIC check.
4595 2012-05-18 Richard Guenther <rguenther@suse.de>
4597 * tree-flow.h (mark_symbols_for_renaming): Remove.
4598 * tree-dfa.c (mark_symbols_for_renaming): Likewise.
4599 * tree-inline.c (copy_edges_for_bb): Do not mark symbols for renaming.
4600 (copy_debug_stmt): Likewise.
4601 (expand_call_inline): Likewise.
4602 (declare_return_variable): Mark the return variable for renaming
4605 2012-05-18 Andrew Stubbs <ams@codesourcery.com>
4607 * config/arm/arm-protos.h (arm_emit_coreregs_64bit_shift): New
4609 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): New function.
4610 * config/arm/arm.md (ashldi3): Use arm_emit_coreregs_64bit_shift.
4611 (ashrdi3,lshrdi3): Likewise.
4612 (arm_cond_branch): Remove '*' to enable gen_arm_cond_branch.
4614 2012-05-18 Meador Inge <meadori@codesourcery.com>
4616 PR rtl-optimization/53352
4617 * cse.c (equiv_constant): Ignore paradoxical subregs.
4619 2012-05-17 Steven Bosscher <steven@gcc.gnu.org>
4621 PR rtl-optimization/53125
4622 * regstat.c (regstat_bb_compute_ri): Take new local_live_last_luid
4623 argument. Simplify calculation of REG_LIVE_LENGTH for regnos that
4624 die in the basic block. Correctly top off REG_FREQ and
4625 REG_FREQ_CALLS_CROSSED.
4627 (regstat_compute_ri): Allocate and free local_live_last_luid.
4629 (regstat_bb_compute_calls_crossed): Correctly top off
4630 REG_FREQ_CALLS_CROSSED.
4632 2012-05-17 Jan Hubicka <jh@suse.cz>
4634 * lto-symtab.c (lto_symtab_resolve_symbols): Preffer decl with
4635 constructor over decl without.
4636 * cgraph.c (cgraph_remove_node): Clear also body of unanalyzed nodes.
4637 * cgraph.h (varpool_can_remove_if_no_refs): Handle external correctly.
4638 * cgraphunit.c (process_function_and_variable_attributes): Finalize
4640 (mark_functions_to_output): Also accept bodies for functions with
4642 (output_in_order): Skip external vars.
4643 * lto-cgraph.c (lto_output_node): External functions are never in other
4645 (lto_output_varpool_node): Likewise.
4646 * lto-streamer-out.c (lto_write_tree): Always use error_mark_nodes for
4647 forgotten initializers.
4648 * ipa.c (process_references): Handle external vars.
4649 (symtab_remove_unreachable_nodes): Update to handle external vars.
4650 (varpool_externally_visible_p): External vars are externally visible.
4651 * gimple-fold.c (can_refer_decl_in_current_unit_p): Update.
4652 * varpool.c (varpool_remove_node): Remove constructor.
4653 (decide_is_variable_needed): Handle externals.
4654 (varpool_remove_unreferenced_decls): Likewise.
4656 2012-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
4658 * opts.c (common_handle_option): -pedantic-errors enables -Wpedantic.
4659 (enable_warning_as_error): Do not special case Wuninitialized.
4660 * optc-gen.awk: Add sanity checks.
4662 2012-05-17 Jan Hubicka <jh@suse.cz>
4664 * ipa-reference.c (is_proper_for_analysis): Do not check flags
4665 that might change as result of global optimization.
4666 (analyze_function): Do not check analyzed and externally_visible
4667 flags; be happy about address dereferences.
4668 (propagate): Prune all_module_statics so it really contains just
4669 statics; prune all the local summaries.
4670 (ipa_reference_write_optimization_summary): Simplify.
4672 2012-05-17 Kwok Cheung Yeung <kcy@codesourcery.com>
4674 * config/m68k/m68k-devices.def: Add 51ag, 51je, 51jf, 51jg, 51mm, 51qm.
4675 * config/m68k/m68k-tables.opt: Regenerated.
4676 * doc/invoke.texi (M680x0 Options): Document.
4678 2012-05-16 Dave Boutcher <daveboutcher@gmail.com>
4679 Patrick Marlier <patrick.marlier@gmail.com>
4681 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
4684 2012-05-16 H.J. Lu <hongjiu.lu@intel.com>
4686 * configure: Regenerated.
4688 2012-05-16 Andrew Pinski <apinski@cavium.com>
4690 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
4693 2012-05-16 David S. Miller <davem@davemloft.net>
4695 * jump.c (delete_related_insns): If we remove a CALL, make sure
4696 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
4698 2012-05-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4700 PR tree-optimization/53217
4701 * tree-ssa-reassoc.c (bip_map): New static variable.
4702 (possibly_move_powi): Move feeding multiplies with __builtin_powi call.
4703 (attempt_builtin_powi): Save feeding multiplies on a stack.
4704 (reassociate_bb): Create and destroy bip_map.
4706 2012-05-16 Olivier Hainque <hainque@adacore.com>
4708 * Makefile.in (install-no-fixedincludes): New target, former toplevel
4709 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
4710 Add comments and improve stamp preservation across the whole sequence.
4711 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
4713 2012-05-16 Richard Guenther <rguenther@suse.de>
4715 * tree-inline.c (insert_init_stmt): Do not call
4716 mark_symbols_for_renaming.
4717 (setup_one_parameter): Avoid initializing unused parameters.
4718 (declare_return_variable): Properly handle DECL_BY_REFERENCE
4719 return vars in SSA form.
4721 2012-05-16 Richard Guenther <rguenther@suse.de>
4723 * tree-flow.h (get_virtual_var): Remove.
4724 * tree-dfa.c (get_virtual_var): Likewise.
4726 2012-05-16 Richard Guenther <rguenther@suse.de>
4728 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1):
4729 Remove set-only bitmap of new names.
4730 (slpeel_tree_peel_loop_to_edge): Likewise. Do not set
4732 * tree-flow.h (ssa_names_to_replace): Remove.
4733 * tree-into-ssa.c (ssa_names_to_replace): Likewise.
4735 2012-05-16 Richard Guenther <rguenther@suse.de>
4737 PR tree-optimization/53364
4738 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
4739 detect a view-conversion of the decl.
4741 2012-05-16 Dodji Seketeli <dodji@redhat.com>
4743 PR preprocessor/7263
4744 * c-tree.h (enum c_declspec_word): Declare new enum.
4745 (struct c_declspecs::locations): New member.
4746 (declspecs_add_qual, declspecs_add_scspec)
4747 (declspecs_add_addrspace, declspecs_add_alignas): Take a new
4749 * c-decl.c (build_null_declspecs): Initialize the new struct
4750 c_declspecs::locations member.
4751 (declspecs_add_addrspace): Take a location parameter for the
4752 address space. Store it onto declaration specifiers.
4753 (declspecs_add_qual): Likewise, take a location parameter for the
4755 (declspecs_add_type): Likewise, take a location parameter for the
4757 (declspecs_add_scspec): Likewise, take a location parameter for
4758 the storage class specifier.
4759 (declspecs_add_attrs): Likewise, take a location parameter for the
4761 (declspecs_add_alignas): Likewise, take a location parameter for
4763 (finish_declspecs): For diagnostics, use the location of the
4764 relevant declspec, instead of the global input_location.
4765 * c-parser.c (c_parser_parameter_declaration): Pass the precise
4766 virtual location of the declspec to the declspecs-setters.
4767 (c_parser_declspecs): Likewise. Avoid calling c_parser_peek_token
4770 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
4772 * configure.ac: Stack protector enabling for Android targets.
4773 * configure: Regenerate.
4775 2012-05-16 Richard Sandiford <r.sandiford@uk.ibm.com>
4777 * ira.c (pseudo_move_insn): Delete.
4778 (find_moveable_pseudos): Don't set it.
4779 (move_unallocated_pseudos): Use DF_REG_DEF_CHAIN to find
4780 the definitions of the original pseudo. Delete all of them.
4782 2012-05-16 Olivier Hainque <hainque@adacore.com>
4784 * config/rs6000/rs6000-opts.h (enum processor_type): Add
4786 * config/rs6000/rs6000-cpus.def: Reference it for cpu="8548".
4787 * config/rs6000/rs6000.md (cpu attribute definition): Add ppc8548.
4788 * config/rs6000/8540.md: indicate that the units/patterns apply to
4791 * config/rs6000/rs6000.c (rs6000_option_override_internal): Rename
4792 default_cpu into implicit_cpu, conveying what --with-cpu was passed at
4793 configure time. Treat implicit_cpu as have_CPU. Pick defaults for SPE
4794 related flags, check that what is queried is supported by the selected
4795 configuration. Rework the single/double_float and MASK_STRING resets to
4796 hit for all the E500 cores (854x + E500MC variants). Select the ppc8540
4797 costs for PROCESSOR_PPC8548 as well.
4798 (rs6000_issue_rate): case CPU_PPC8548 together with CPU_PPC8540.
4799 (rs6000_use_sched_lookahead): Likewise, rewriting function as a case
4800 statement instead of a sequence of ifs.
4802 * config/rs6000/rs6000.h (TARGET_E500): Remove.
4803 (TARGET_NO_LWSYNC): Adjust accordingly.
4804 * config/rs6000/e500.h (TARGET_E500): Remove.
4805 (CHECK_E500_OPTIONS): Adjust accordingly.
4806 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove.
4807 (TARGET_DEFAULT): Reformat definition to match the one in linuxspe.h.
4808 * config/rs6000/linuxspe.h: Likewise.
4809 * config/rs6000/vxworks.h: Remove bogus TARGET_E500 overrides and
4810 superfluous comments.
4811 * config/rs6000/e500-double.h: Remove.
4813 * config.gcc (pick a default with_cpu): For powerpc*-*-*spe*,
4814 default to with_cpu=8548 if --enable-e500-double, and to 8540
4816 (set misc flags section): For powerpc*|rs6000*, remove inclusion
4817 of e500-double.h for --enable-e500-double.
4819 2012-05-16 Olivier Hainque <hainque@adacore.com>
4821 * Makefile.in (s-header-vars): Resort to -n instead of trailing
4822 -e d in sed invocation.
4824 2012-05-16 Hans-Peter Nilsson <hp@axis.com>
4826 * doc/tm.texi.in (Type Layout) <SIZE_TYPE>: Update reference to
4828 * doc/tm.texi: Regenerate.
4830 2012-05-15 Paolo Carlini <paolo.carlini@oracle.com>
4832 * tree.h (EXPR_LOCATION): Use CAN_HAVE_LOCATION_P.
4834 2012-05-15 Jakub Jelinek <jakub@redhat.com>
4837 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
4838 that operands[2] is either immediate, or q_regs_operand.
4840 2012-05-15 Richard Guenther <rguenther@suse.de>
4842 * cgraphunit.c (thunk_adjust): Use make_rename_temp.
4843 (assemble_thunk): Likewise. Manually rename and register
4846 2012-05-15 Richard Guenther <rguenther@suse.de>
4848 PR tree-optimization/53355
4849 * tree-vrp.c (extract_range_from_binary_expr_1): Handle LSHIFT_EXPRs
4852 2012-05-15 Tristan Gingold <gingold@adacore.com>
4854 * tree-ssa-strlen.c (get_string_length): Convert lhs if needed.
4856 2012-05-15 Richard Guenther <rguenther@suse.de>
4858 * gimple.c (gimple_set_modified): Move ...
4859 * gimple.h (gimple_set_modified): ... here.
4861 2012-05-15 Tristan Gingold <gingold@adacore.com>
4863 * ira-color.c (move_spill_restore): Add a guard.
4865 2012-05-15 Tristan Gingold <gingold@adacore.com>
4867 * config/ia64/ia64.c (ia64_emit_probe_stack_range): Adjust calls to
4870 2012-05-15 Eric Botcazou <ebotcazou@adacore.com>
4872 * gimplify.c (gimplify_init_constructor): Do a block move for very
4873 small objects as well.
4875 2012-05-15 Bernd Schmidt <bernds@codesourcery.com>
4877 * ira.c (find_moveable_pseudos): Skip registers whose
4878 DF_REG_EQ_USE_COUNT is nonzero.
4880 2012-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
4882 * doc/md.texi (fma): Define to only be applicable for single rounding.
4884 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
4887 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
4888 generate target register for "load" class builtins.
4891 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
4894 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
4895 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
4896 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
4897 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
4898 (<sse>_movu<ssemodesuffix>): New expander.
4899 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
4900 (avx_movdqu<avxmodesuffix>): New expander.
4901 (*sse2_movdqu): Rename from sse2_movdqu.
4902 (sse2_movdqu): New expander.
4904 2012-05-14 Marc Glisse <marc.glisse@inria.fr>
4907 * config/i386/i386.c (ix86_expand_vec_perm_const): Move code to ...
4908 (canonicalize_perm): ... new function.
4909 (expand_vec_perm_2vperm2f128_vshuf): New function.
4910 (ix86_expand_vec_perm_const_1): Call it.
4912 2012-05-14 Andrew Pinski <apinski@cavium.com>
4913 H.J. Lu <hongjiu.lu@intel.com>
4914 Jakub Jelinek <jakub@redhat.com>
4917 * config/i386/i386.md (xbegin_1): Use + in constraint and match_dup.
4920 2012-05-14 Jakub Jelinek <jakub@redhat.com>
4922 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
4923 lineno 1 the same as lineno 0 before first start file directive.
4924 (optimize_macinfo_range): Likewise.
4926 * dwarf2out.c (have_macinfo): Define.
4927 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
4928 attribute, don't force empty compilation unit and don't emit any
4929 .debug_macinfo/.debug_macro section if macinfo_table is empty.
4931 2012-05-14 Georg-Johann Lay <avr@gjlay.de>
4934 * config/avr/avr.c (avr_const_address_lo16): Remove.
4935 (avr_assemble_integer): Print ".byte lo8(x)",
4936 ".byte hi8(x)", ".byte hh8(x)" instead of emit an assembler
4937 .warning if 3-byte address is assembled.
4938 * doc/extend.texi (AVR Named Address Spaces): Document that
4939 binutils 2.23 is needed to assemble 3-byte addresses.
4941 2012-05-14 Richard Guenther <rguenther@suse.de>
4943 * tree-vect-data-refs.c (vect_setup_realignment): Remove
4944 call to mark_symbols_for_renaming.
4945 (vect_permute_load_chain): Likewise.
4946 * tree-vect-loop.c (vect_is_slp_reduction): Update stmt
4947 instead of calling mark_symbols_for_renaming.
4948 * tree-vect-stmts.c (read_vector_array): Remove call to
4949 mark_symbols_for_renaming.
4950 (write_vector_array): Likewise.
4951 (vectorizable_call): Likewise.
4952 (vectorizable_store): Likewise.
4953 (vectorizable_load): Likewise.
4954 * matrix-reorg.c (transform_allocation_sites): Likewise.
4955 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
4956 (create_expression_by_pieces): Likewise.
4958 2012-05-14 Richard Guenther <rguenther@suse.de>
4960 * gimplify.c (gimple_regimplify_operands): Only mark the LHS
4961 of statements for renaming.
4962 (force_gimple_operand_1): Likewise, consistently for both
4963 calls to force_gimple_operand and force_gimple_operand_gsi.
4965 2012-05-14 Richard Guenther <rguenther@suse.de>
4967 * tree-dfa.c (make_rename_temp): Be forgiving if not in SSA form.
4968 * omp-low.c (expand_omp_taskreg): Properly conditionalize call
4970 (expand_omp_for): Likewise.
4971 (expand_omp_for_generic): Adjust conditional add to referenced vars.
4972 Use make_rename_temp for temporaries that should be rewritten into
4974 (expand_omp_for_static_nochunk): Likewise.
4975 (expand_omp_atomic_pipeline): Likewise.
4977 2012-05-14 Richard Guenther <rguenther@suse.de>
4979 PR tree-optimization/53331
4980 * tree-vect-data-refs.c (vect_verify_datarefs_alignment): Ignore
4982 * tree-vect-stmts.c (vect_model_load_cost): Handle strided loads.
4984 2012-05-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
4987 * doc/options.texi: (LangEnabledBy): Document it.
4988 * optc-gen.awk: Handle LangEnabledBy.
4989 * opth-gen.awk: Generate declaration for lang-specific functions.
4990 * opt-read.awk: Record lang numbers.
4991 * opt-functions.awk (flag_set_p): Ignore the arguments of flags.
4992 (lang_sanitized_name): New.
4994 2012-05-14 Bernd Schmidt <bernds@codesourcery.com>
4996 * attribs.c (decl_attributes): Avoid emitting a warning if
4998 * doc/rtl.texi (CALL_INSN_FUNCTION_USAGE): Use lowercase for rtx
4999 codes. Document meaning of sets inside CALL_INSN_FUNCTION_USAGE.
5000 * builtin-attrs.def (DEF_ATTR_FOR_STRING): Define. Use it to
5001 define a string "1".
5002 (ATTR_RET1_NOTHROW_NONNULL_LEAF): New attr definition.
5003 * builtins.def (BUILT_IN_MEMCPY, BUILT_IN_MEMMOVE, BUILT_IN_MEMSET,
5004 BUILT_IN_STRCPY): Use it for these functions.
5005 * postreload.c (reload_combine): Deal with SETs inside
5006 CALL_INSN_FUNCTION_USAGE.
5007 * caller-save.c (setup_save_areas, save_call_clobbered_regs):
5008 Look for REG_RETURNED notes and use a cheap restore if possible.
5009 * ira-int.h (struct ira_allocno): New member cheap_calls_crossed_num.
5010 (ALLOCNO_CHEAP_CALLS_CROSSED_NUM): New macro.
5011 * ira-build.c (ira_create_allocno, create_cap_allocno,
5012 propagate_allocno_info, propagate_some_info_from_allocno,
5013 copy_info_to_removed_store_destination, ira_flattening): Handle it.
5014 * ira-lives.c (pseudo_regno_single_word_and_live_p,
5015 find_call_crossed_cheap_reg): New static functions.
5016 (process_bb_node_lives): Look for SETs in CALL_INSN_FUNCTION_USAGE,
5017 and set ALLOCNO_CHEAP_CALLS_CROSSED_NUM if possible. Also make
5018 a REG_RETURNED note in that case.
5019 * ira.c (setup_reg_renumber): Change assert to allow cases where
5020 allocnos only cross calls for which they are cheap to restore.
5021 * ira-costs.c (ira_tune_allocno_costs): Compare
5022 ALLOCNO_CALLS_CROSSED_NUM to ALLOCNO_CHEAP_CALLS_CROSSED_NUM rather
5024 * reg-notes.def (REG_RETURNED): New note.
5025 * cse.c (cse_insn): Likewise.
5026 * sched-deps.c (sched_analyze_insn): Likewise.
5027 * expr.c (init_block_move_fn): Set a "fn spec" attribute.
5028 * calls.c (decl_return_flags): New static function.
5029 (expand_call): Generate a SET in CALL_INSN_FUNCTION_USAGE for
5030 functions that return one of their arguments.
5031 * regcprop.c (struct kill_set_value_data): New.
5032 (kill_set_value): Interpret data as a pointer to such a struct.
5033 Do nothing if the caller wants the register to be ignored.
5034 (copyprop_hardreg_forward_1): Handle SETs in CALL_INSN_FUNCTION_USAGE.
5036 2012-05-14 Richard Guenther <rguenther@suse.de>
5038 PR tree-optimization/53340
5039 * tree-ssa-pre.c (op_valid_in_sets): Fix error in last commit.
5041 2012-05-14 Richard Guenther <rguenther@suse.de>
5043 * gimplify.c (gimplify_expr): Remove odd code.
5045 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
5047 * stor-layout.c (bit_from_pos): Distribute conversion to bitsizetype
5048 into a PLUS_EXPR byte offset.
5050 * tree-ssa-pre.c (can_value_number_call): Delete.
5051 (compute_avail): Skip all statements with side effects.
5052 <GIMPLE_CALL>: Skip calls to internal functions.
5054 2012-05-13 Steven Bosscher <steven@gcc.gnu.org>
5056 * config/pa/pa.md: Use define_c_enum for "unspec" and "unspecv".
5058 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
5060 * common.opt (Wtype-limits): Use EnabledBy.
5062 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
5064 * config/i386/i386.md (*pushtf): Enable for TARGET_SSE.
5065 (pushtf splitter): Ditto.
5067 (*movtf_internal): Ditto. Use V4SFmode for !TARGET_SSE2.
5068 (<code>tf2): Enable for TARGET_SSE.
5069 (*absnegtf2_sse): Ditto.
5070 (copysign<mode>3): Enable TFmode for TARGET_SSE.
5071 (copysign<mode>3_const): Ditto.
5072 (copysign<mode>3_var): Ditto.
5073 * config/i386/sse.md (<code>tf3): Enable for TARGET_SSE.
5074 (*andnottf3): Ditto. Use V4SFmode for !TARGET_SSE2.
5075 (*<code>tf3): Ditto.
5076 * config/i386/i386.c (struct builtin_description bdesc_args)
5077 <IX86_BUILTIN_FABSQ>: Enable for TARGET_SSE.
5078 <IX86_BUILTIN_COPYSIGNQ>: Ditto.
5079 (ix86_expand_builtin) <IX86_BUILTIN_FABSQ, IX86_BUILTIN_COPYSIGNQ>:
5080 Emit a normal call if SSE isn't available.
5082 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
5084 * config/i386/sse.md (<sse>_andnot<mode>3): Handle
5085 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
5086 (<code><mode>3): Ditto.
5087 (*andnot<mode>3): Ditto.
5088 (*andnottf3): Ditto.
5089 (*<code><mode>3): Ditto.
5092 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
5094 * optc-gen.awk: Error instead of warning for conflicting help.
5096 2012-05-12 Jason Merrill <jason@redhat.com>
5099 * dwarf2out.c (build_local_stub): Prefer DW_AT_signature for
5102 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
5104 * function.c (requires_stack_frame_p): If the function can throw
5105 non-call exceptions, return true if the insn can throw internally.
5107 2012-05-12 Paolo Carlini <paolo.carlini@oracle.com>
5109 * doc/generic.texi: Rename TYPE_PTRMEM_P to TYPE_PTRDATAMEM_P.
5111 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
5113 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
5114 ORDERED and UNORDERED conditions.
5116 2012-05-11 Richard Guenther <rguenther@suse.de>
5118 * tree-flow.h (referenced_var_check_and_insert): Remove.
5119 (find_new_referenced_vars): Likewise.
5120 * tree-dfa.c (referenced_var_check_and_insert): Make static.
5121 (find_new_referenced_vars_1, find_new_referenced_vars): Remove.
5122 * tree-inline.c (copy_bb): Use find_referenced_vars_in
5123 instead of find_new_referenced_vars.
5124 * gimple-fold.c (gimplify_and_update_call_from_tree): Likewise.
5126 2012-05-11 Richard Guenther <rguenther@suse.de>
5128 * tree-pass.h (pass_rest_of_compilation,
5129 pass_all_optimizations, pass_postreload, pass_all_early_optimizations):
5131 * passes.c (pass_all_optimizations, pass_postreload,
5132 pass_all_early_optimizations): Make static.
5133 (pass_rest_of_compilation): Likewise. Make it an RTL_PASS.
5134 * tree-phinodes.c (init_phinodes, fini_phinodes): Remove.
5135 * tree-ssa.c (init_tree_ssa): Do not call init_phinodes.
5136 (delete_tree_ssa): Do not call fini_phinodes.
5137 * tree-flow.h (init_phinodes, fini_phinodes): Remove.
5139 2012-05-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
5142 * doc/options.texi (EnabledBy): Document
5143 * opts.c: Include opts.h and options.h before tm.h.
5144 (finish_options): Do not handle some sub-options here...
5145 (common_handle_option): ... instead call common_handle_option_auto
5147 * optc-gen.awk: Handle EnabledBy.
5148 * opth-gen.awk: Declare common_handle_option_auto.
5149 * common.opt (Wuninitialized): Use EnabledBy. Delete Init.
5150 (Wmaybe-uninitialized): Likewise.
5151 (Wunused-but-set-variable): Likewise.
5152 (Wunused-function): Likewise.
5153 (Wunused-label): Likewise.
5154 (Wunused-value): Likewise.
5155 (Wunused-variable): Likewise.
5156 * opt-read.awk: Create opt_numbers array.
5158 2012-05-11 Richard Guenther <rguenther@suse.de>
5160 PR tree-optimization/53295
5161 * tree-data-ref.h (stride_of_unit_type_p): Handle non-constant
5163 * tree-data-ref.c (dr_analyze_innermost): Allow non-constant
5164 strides when analyzing data-references in a loop context.
5165 * tree-vect-data-refs.c (vect_mark_for_runtime_alias_test): Reject
5166 non-constant strides for now.
5167 (vect_enhance_data_refs_alignment): Ignore data references
5168 that are strided loads.
5169 (vect_analyze_data_ref_access): Handle non-constant strides.
5170 (vect_check_strided_load): Verify the data-reference is a load.
5171 (vect_analyze_data_refs): Restructure to make strided load
5172 support not dependent on gather support.
5173 * tree-vect-stmts.c (vectorizable_load): Avoid useless work
5174 when doing strided or gather loads.
5175 * tree-vect-loop-manip.c (vect_vfa_segment_size): Use
5176 integer_zerop to compare stride with zero.
5178 2012-05-11 H.J. Lu <hongjiu.lu@intel.com>
5180 * config/i386/driver-i386.c (host_detect_local_cpu): Support RTM.
5182 2012-05-11 Jan Hubicka <jh@suse.cz>
5185 * varpool.c (varpool_assemble_decl): Also output constat pool entries
5186 that output_constant_pool missed.
5188 2012-05-11 Mingjie Xing <mingjie.xing@gmail.com>
5190 * config/mips/t-vxworks: Change MUTLILIB_EXTRA_OPTS to
5191 MULTILIB_EXTRA_OPTS.
5193 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
5196 * config/i386/i386.md (xtest): Use NE condition in ix86_expand_setcc.
5198 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
5200 * config/i386/i386.md (*movti_internal_rex64): Avoid MOVAPS size
5201 optimization for TARGET_AVX.
5202 (*movti_internal_sse): Ditto.
5203 (*movdi_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
5204 (*movdi_internal): Ditto.
5205 (*movsi_internal): Ditto.
5206 (*movtf_internal): Avoid MOVAPS size optimization for TARGET_AVX.
5207 (*movdf_internal_rex64): Ditto.
5208 (*movfd_internal): Ditto.
5209 (*movsf_internal): Ditto.
5210 * config/i386/sse.md (mov<mode>): Handle TARGET_SSE_LOAD0_BY_PXOR.
5212 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
5214 * dwarf2out.c (add_byte_size_attribute) <RECORD_TYPE>: Handle variable
5215 reference as size attribute.
5217 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
5218 Tristan Gingold <gingold@adacore.com>
5220 * doc/md.texi (Standard Names): Document probe_stack_address.
5221 * explow.c (emit_stack_probe): Handle probe_stack_address.
5222 * config/ia64/ia64.md (UNSPECV_PROBE_STACK_ADDRESS): New constant.
5223 (UNSPECV_PROBE_STACK_RANGE): Likewise.
5224 (probe_stack_address): New insn.
5225 (probe_stack_range): Likewise.
5226 * config/ia64/ia64.c: Include common/common-target.h.
5227 (ia64_compute_frame_size): Mark r2 and r3 as used if static stack
5228 checking is enabled.
5229 (ia64_emit_probe_stack_range): New function.
5230 (output_probe_stack_range): Likewise.
5231 (ia64_expand_prologue): Invoke ia64_emit_probe_stack_range if static
5232 builtin stack checking is enabled.
5233 (rtx_needs_barrier) <UNSPEC_VOLATILE>: Handle UNSPECV_PROBE_STACK_RANGE
5234 and UNSPECV_PROBE_STACK_ADDRESS.
5235 (unknown_for_bundling_p): New predicate.
5236 (group_barrier_needed): Use important_for_bundling_p.
5237 (ia64_dfa_new_cycle): Use unknown_for_bundling_p.
5238 (issue_nops_and_insn): Likewise.
5239 (bundling): Likewise.
5240 (final_emit_insn_group_barriers): Likewise.
5241 * config/ia64/ia64-protos.h (output_probe_stack_range): Declare.
5242 * config/ia64/hpux.h (STACK_CHECK_STATIC_BUILTIN): Define.
5243 (STACK_CHECK_PROTECT): Likewise.
5244 * config/ia64/linux.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
5246 2012-05-10 Jan Hubicka <jh@suse.cz>
5248 * ipa-inline.c (update_all_callee_keys): Remove.
5249 (inline_small_functions): Simplify priority updating.
5251 2012-05-10 Jan Hubicka <jh@suse.cz>
5253 * ipa.c (symtab_remove_unreachable_nodes): Fix marking of clones.
5255 2012-05-10 Jan Hubicka <jh@suse.cz>
5257 * cgraph.h (cgraph_remove_unreachable_nodes): Rename to ...
5258 (symtab_remove_unreachable_nodes): ... this one.
5259 * ipa-cp.c (ipcp_driver): Do not remove unreachable nodes.
5260 * cgraphunit.c (ipa_passes): Update.
5261 * cgraphclones.c (cgraph_materialize_all_clones): Update.
5262 * cgraph.c (cgraph_release_function_body): Only turn initial
5263 into error mark when initial was previously set.
5264 * ipa-inline.c (ipa_inline): Update.
5265 * ipa.c: Include ipa-inline.h
5266 (enqueue_cgraph_node, enqueue_varpool_node): Remove.
5267 (enqueue_node): New function.
5268 (process_references): Update.
5269 (symtab_remove_unreachable_nodes): Cleanup.
5270 * passes.c (execute_todo, execute_one_pass): Update.
5272 2012-05-10 Vladimir Makarov <vmakarov@redhat.com>
5274 PR rtl-optimization/53125
5275 * ira.c (ira): Call find_moveable_pseudos and
5276 move_unallocated_pseudos if only ira_conflicts_p is true.
5278 2012-05-10 Uros Bizjak <ubizjak@gmail.com>
5280 * config/i386/i386.md (*movoi_internal_avx): Handle
5281 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL and TARGET_SSE_TYPELESS_STORES.
5282 (*movti_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
5283 (*movti_internal_sse): Ditto.
5284 (*movtf_internal): Ditto.
5285 * config/i386/sse.md (ssePSmode): New mode attribute.
5286 (*move<mode>_internal): Use ssePSmode.
5287 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Ditto.
5288 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
5289 * config/i386/i386.c (standard_sse_constant_opcode): Do not handle
5290 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL here.
5292 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
5294 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
5295 DECL_ORIGINAL_TYPE if it is present.
5297 2012-05-10 Nick Clifton <nickc@redhat.com>
5300 * config/m32c/bitops.md (bset_qi): Change operand 2 from having
5301 a "0" constraint to being a (match_dup 0).
5303 2012-05-10 Richard Guenther <rguenther@suse.de>
5305 * stor-layout.c (byte_from_pos): Amend comment.
5307 2012-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5309 * doc/extend.texi (X86 Built-in Functions, __builtin_cpu_init):
5310 Document requirement to call in constructors.
5312 * config/i386/i386.c: Update comments for i386-cpuinfo.c name change.
5314 2012-05-10 Richard Guenther <rguenther@suse.de>
5316 * tree.h (TYPE_IS_SIZETYPE): Remove.
5317 * fold-const.c (int_const_binop_1): Remove TYPE_IS_SIZETYPE use.
5318 (extract_muldiv_1): Likewise.
5319 * gimple.c (gtc_visit): Likewise.
5320 (gimple_types_compatible_p): Likewise.
5321 (iterative_hash_canonical_type): Likewise.
5322 (gimple_canonical_types_compatible_p): Likewise.
5323 * gimplify.c (gimplify_one_sizepos): Likewise.
5324 * print-tree.c (print_node): Likewise.
5325 * stor-layout.c (initialize_sizetypes): Do not set TYPE_IS_SIZETYPE.
5327 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
5330 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
5331 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
5332 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
5333 instead of xop_mulv2div2di3_low.
5334 (xop_p<macs>dql): Fix vec_select selector.
5335 (xop_p<macs>dqh): Ditto.
5336 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
5337 (xop_mulv2div2di3_high): Ditto.
5339 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
5342 * diagnostic.h (diagnostic_context): Add last_location.
5343 * diagnostic.c (diagnostic_initialize): Initialize it.
5344 (diagnostic_show_locus): Use it.
5346 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
5348 * doc/extend.texi (Function Attributes): Point xref to section
5351 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
5353 * config/i386/i386.c (*movdf_internal_rex64): Remove
5354 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
5355 Calculate "mode" attribute according to
5356 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
5357 (*movdf_internal): Ditto.
5359 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
5362 * config/i386/i386.c (ix86_expand_vector_move_misalign): Do not handle
5363 128 bit vectors specially for TARGET_AVX. Emit sse2_movupd and
5364 sse_movupd RTXes for TARGET_AVX, TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
5365 or when optimizing for size.
5366 * config/i386/sse.md (*mov<mode>_internal): Remove
5367 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
5368 Calculate "mode" attribute according to optimize_function_for_size_p
5369 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
5370 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Choose asm template
5371 depending on the mode of the instruction. Calculate "mode" attribute
5372 according to optimize_function_for_size_p, TARGET_SSE_TYPELESS_STORES
5373 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flags.
5374 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
5376 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
5379 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
5380 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
5381 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
5382 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
5383 (expand_prologue): Move initialization of cfun->machine->is_naked,
5384 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
5385 (avr_set_current_function): ...this new static function.
5386 (TARGET_SET_CURRENT_FUNCTION): New define.
5387 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
5388 checking attributes of current_function_decl.
5389 (avr_regs_to_save): Ditto.
5390 (signal_function_p): Rename to avr_signal_function_p.
5391 (interrupt_function_p): Rename to avr_interrupt_function_p.
5393 * doc/extend.texi (Function Attributes): Better explanation of
5394 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
5397 2012-05-09 Michael Matz <matz@suse.de>
5399 PR tree-optimization/53185
5400 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Disable
5401 peeling when we see strided loads.
5403 2012-05-09 Matthias Klose <doko@ubuntu.com>
5405 * gcc-ar.c (main): Don't check for execute bits for the plugin.
5407 2012-05-09 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
5409 * tree-ssa-loop-ivopts.c (add_autoinc_candidates, get_address_cost):
5410 Replace use of HAVE_{POST/PRE}_{INCREMENT/DECREMENT} with
5411 USE_{LOAD/STORE}_{PRE/POST}_{INCREMENT/DECREMENT} appropriately.
5412 * config/arm/arm.h (ARM_AUTOINC_VALID_FOR_MODE_P): New.
5413 (USE_LOAD_POST_INCREMENT): Define.
5414 (USE_LOAD_PRE_INCREMENT): Define.
5415 (USE_LOAD_POST_DECREMENT): Define.
5416 (USE_LOAD_PRE_DECREMENT): Define.
5417 (USE_STORE_PRE_DECREMENT): Define.
5418 (USE_STORE_PRE_INCREMENT): Define.
5419 (USE_STORE_POST_DECREMENT): Define.
5420 (USE_STORE_POST_INCREMENT): Define.
5421 (arm_auto_incmodes): Add enumeration.
5422 * config/arm/arm-protos.h (arm_autoinc_modes_ok_p): Declare.
5423 * config/arm/arm.c (arm_autoinc_modes_ok_p): Define.
5425 2012-05-09 Jakub Jelinek <jakub@redhat.com>
5427 PR tree-optimization/53226
5428 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Remove
5429 prev and prev_initialized vars, gimple_set_plf (stmt, GF_PLF_1, false)
5430 before processing it and gimple_set_plf (stmt, GF_PLF_1, true) if it
5431 doesn't need to be revisited, look for earliest stmt with
5432 !gimple_plf (stmt, GF_PLF_1) if something changed.
5434 2012-05-09 Terry Guo <terry.guo@arm.com>
5436 * genmultilib: Update copyright dates.
5437 * doc/fragments.texi: Ditto.
5439 2012-05-09 Terry Guo <terry.guo@arm.com>
5441 * Makefile.in (s-mlib): Add new argument MULTILIB_REQUIRED.
5442 * genmultilib (MULTILIB_REQUIRED): New.
5443 * doc/fragments.texi: Document the MULTILIB_REQUIRED.
5445 2012-05-09 Richard Guenther <rguenther@suse.de>
5447 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
5448 (vect_do_peeling_for_loop_bound): Likewise.
5449 (vect_do_peeling_for_alignment): Likewise.
5450 * tree-vect-loop-manip.c (conservative_cost_threshold): Remove.
5451 (vect_do_peeling_for_loop_bound): Get check_profitability and
5452 threshold as parameters.
5453 (vect_do_peeling_for_alignment): Likewise.
5454 (vect_loop_versioning): Likewise.
5455 * tree-vect-loop.c (vect_transform_loop): Compute check_profitability
5456 and threshold here. Control where to put the check here.
5458 2012-05-09 Richard Sandiford <rdsandiford@googlemail.com>
5461 * dwarf2out.h (get_address_mode): Move declaration to...
5463 * dwarf2out.c (get_address_mode): Move definition to...
5464 * rtlanal.c: ...here.
5465 * var-tracking.c (get_address_mode): Delete.
5466 * combine.c (find_split_point): Use get_address_mode instead of
5467 targetm.addr_space.address_mode.
5468 * cselib.c (cselib_record_sets): Likewise.
5469 * dse.c (canon_address, record_store): Likewise.
5470 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
5471 * expr.c (move_by_pieces, emit_block_move_via_loop, store_by_pieces)
5472 (store_by_pieces_1, expand_assignment, store_expr, store_constructor)
5473 (expand_expr_real_1): Likewise.
5474 * ifcvt.c (noce_try_cmove_arith): Likewise.
5475 * optabs.c (maybe_legitimize_operand_same_code): Likewise.
5476 * reload.c (find_reloads): Likewise.
5477 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
5478 * sel-sched-dump.c (debug_mem_addr_value): Likewise.
5480 2012-05-09 Maciej W. Rozycki <macro@codesourcery.com>
5482 * config/mips/mips.c (mips16_gp_pseudo_reg): Remove line
5483 information from the instruction produced.
5485 2012-05-09 Richard Guenther <rguenther@suse.de>
5487 * stor-layout.c (bit_from_pos): Document.
5488 (byte_from_pos): Likewise. Optimize.
5489 (pos_from_bit): Likewise.
5490 (normalize_offset): Use pos_from_bit instead of replicating it.
5492 2012-05-09 Alan Modra <amodra@gmail.com>
5495 * config/rs6000/rs6000.c (gen_frame_set): New function.
5496 (gen_frame_load, gen_frame_store): New functions.
5497 (rs6000_savres_rtx): Use the above.
5498 (rs6000_emit_epilogue, rs6000_emit_prologue): Here too.
5499 Correct mode used for CR2 in save/restore_world patterns.
5500 Don't emit instructions for eh_return frame unwind reg info.
5502 2012-05-08 Jan Hubicka <jh@suse.cz>
5504 * cgraphbuild.c (build_cgraph_edges): Do not finalize vars
5506 * cgraph.h (varpool_can_remove_if_no_refs): Vars with VALUE_EXPR
5508 * toplev.c (wrapup_global_declaration_2): Vars with VALUE_EXPR
5510 (compile_file): Do not output variables.
5511 * cgraphbuild.c (varpool_finalize_decl): When var is finalized late,
5513 * langhooks.c: Include timevar.h
5514 (write_global_declarations): Finalize compilation unit after wrapup;
5515 set timevars correctly.
5516 * passes.c (rest_of_decl_compilation): Decls with VALUE_EXPR needs
5517 not to be added to varpool.
5518 * varpool.c (varpool_assemble_decl): Sanity check that we are called
5519 only on cases where it makes sense; skip constant pool and value expr
5522 2012-05-08 David S. Miller <davem@davemloft.net>
5524 * config/sparc/linux.h (LINK_SPEC): Don't pass "-Y" option.
5525 * config/sparc/linux64.h (LINK_ARCH32_SPEC): Likewise.
5526 * config/sparc/linux64.h (LINK_ARCH64_SPEC): Likewise.
5528 2012-05-08 Richard Sandiford <rdsandiford@googlemail.com>
5530 PR rtl-optimization/53278
5531 * lower-subreg.c (decompose_multiword_subregs): Remove left-over
5532 speed_p code from earlier patch.
5534 2012-05-08 Oleg Endo <olegendo@gcc.gnu.org>
5537 * config/sh/sh.md (*branch_true, *branch_false): New insns.
5539 2012-05-08 Teresa Johnson <tejohnson@google.com>
5541 * gcov-io.h (__gcov_reset, __gcov_dump): Declare.
5542 * doc/gcov.texi: Add note on using __gcov_reset and __gcov_dump.
5544 2012-05-08 Jan Hubicka <jh@suse.cz>
5546 * cgraph.c (cgraph_call_edge_duplication_hooks): Export.
5547 (cgraph_create_node_1): Rename to ...
5548 (cgraph_create_empty_node): ... this one; export.
5549 (cgraph_create_node): Update.
5550 (cgraph_set_call_stmt_including_clones): Move to cgraphclones.c
5551 (cgraph_create_edge_including_clones): Likewise.
5552 (cgraph_find_replacement_node): Likewise.
5553 (cgraph_clone_edge): Likewise.
5554 (cgraph_clone_node): Likewise.
5555 (clone_function_name): Likewise.
5556 (cgraph_create_virtual_clone): Likewise.
5557 (cgraph_remove_node_and_inline_clones): Likewise.
5558 (cgraph_redirect_edge_call_stmt_to_callee): Move here from cgraphunit.c
5559 * cgraph.h: Reorder declarations so they match file of origin.
5560 (cgraph_create_empty_node): Declare.
5561 * cgraphunit.c (update_call_expr): Move to cgraphclones.c
5562 (cgraph_copy_node_for_versioning): Likewise.
5563 (cgraph_function_versioning): Likewise.
5564 (cgraph_materialize_clone): Likewise.
5565 (cgraph_redirect_edge_call_stmt_to_callee): Likewise.
5566 (cgraph_materialize_all_clones): Likewise.
5567 * cgraphclones.c: New file.
5568 * Makefile.in: Update for cgraphclones.
5570 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
5573 * config/i386/i386.c (ix86_set_reg_reg_cost): New function.
5574 (ix86_rtx_costs): Handle SET.
5576 2012-05-08 Michael Matz <matz@suse.de>
5578 * basic-block.h (struct rtl_bb_info): Remove visited member and
5579 move head_ member to ...
5580 (struct basic_block_def.basic_block_il_dependent): ... the new
5581 member x, replacing but containing old member rtl.
5582 (enum bb_flags): New BB_VISITED flag.
5583 (BB_HEADER, BB_FOOTER): New macros.
5585 * jump.c (mark_all_labels): Adjust.
5586 * cfgcleanup.c (try_optimize_cfg): Adjust.
5587 * cfglayout.c (record_effective_endpoints): Adjust.
5588 (relink_block_chain): Ditto (and don't fiddle with visited).
5589 (fixup_reorder_chain): Adjust.
5590 (fixup_fallthru_exit_predecessor): Ditto.
5591 (cfg_layout_duplicate_bb): Ditto.
5592 * combine.c (update_cfg_for_uncondjump): Adjust.
5593 * bb-reorder.c (struct bbro_basic_block_data_def): Add visited member.
5594 (bb_visited_trace): New accessor.
5595 (mark_bb_visited): Move in front.
5596 (rotate_loop): Use bb_visited_trace.
5597 (find_traces_1_round): Ditto.
5598 (emit_barrier_after): Ditto.
5599 (copy_bb): Ditto, and initialize visited on resize.
5600 (reorder_basic_blocks): Initize visited member.
5601 (duplicate_computed_gotos): Clear bb flags at start, use
5604 * cfgrtl.c (try_redirect_by_replacing_jump): Adjust.
5605 (rtl_verify_flow_info_1): Ditto.
5606 (cfg_layout_split_block): Ditto.
5607 (cfg_layout_delete_block): Ditto.
5608 (cfg_layout_merge_blocks): Ditto.
5609 (init_rtl_bb_info): Adjust and initialize il.x.head_ member.
5611 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
5614 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
5615 when a constant source operand matches an "I" constraint, the "no
5616 CC0 change" applies to a register-destination only, not a
5617 strict_low_part-destination.
5619 2012-05-08 Richard Guenther <rguenther@suse.de>
5621 * fold-const.c (fold_binary_loc): Fold (X * CST1) & CST2
5622 to zero or to (X * CST1) & CST2' when CST1 has trailing zeros.
5624 2012-05-08 Georg-Johann Lay <avr@gjlay.de>
5626 * Makefile.in (TEXI_GCC_FILES): Add avr-mmcu.texi.
5628 * doc/avr-mmcu.texi: New auto-generated file.
5629 * doc/invoke.texi (AVR Options): Include avr-mmcu.texi in order
5630 to document all valid -mmcu= arguments.
5632 * config/avr/avr.h (arch_info_s): New struct definition.
5633 * config/avr/avr-devices.c (avr_texinfo): New variable.
5634 * config/avr/gen-avr-mmcu-texi.c: New file.
5635 * config/avr/t-avr: New rules and dependencies to build avr-mmcu.texi.
5637 2012-05-08 Dehao Chen <dehao@google.com>
5639 * predict.c (find_qualified_ssa_name): New.
5640 (find_ssa_name_in_expr): New.
5641 (find_ssa_name_in_assign_stmt): New.
5642 (is_comparison_with_loop_invariant_p): New.
5643 (is_bound_expr_similar): New.
5644 (predict_iv_comparison): New.
5645 (predict_loops): Add heuristic for loop-nested branches that compare an
5646 induction variable to a loop bound variable.
5647 * predict.def (PRED_LOOP_IV_COMPARE): New macro.
5649 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
5651 * config/i386/i386.c (has_dispatch): Use TARGET_BDVER1 and
5652 TARGET_BDVER2 defines where appropriate.
5654 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
5656 * configure.ac (PLUGIN_LD): Rename into...
5657 (PLUGIN_LD_SUFFIX): ...this and strip the target_alias triplet.
5658 * config.in: Regenerate.
5659 * configure: Likewise.
5660 * collect2.c (main): Set plugin_ld_suffix to PLUGIN_LD_SUFFIX.
5662 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
5664 * tree-dfa.c (get_ref_base_and_extent) <ARRAY_REF>: Do the offset
5665 computation using the precision of the index type.
5666 * gimple-fold.c (fold_const_aggregate_ref_1) <ARRAY_REF>: Likewise.
5667 (fold_array_ctor_reference): Do index computations in the index type.
5669 2012-05-07 Georg-Johann Lay <avr@gjlay.de>
5671 * config/avr/avr.c (avr_prologue_setup_frame): Fix mode passed
5672 down to plus_constant.
5673 (expand_epilogue): Ditto.
5675 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
5677 * postreload.c (reload_cse_regs): Make static.
5678 * reload.h (reload_cse_regs): Remove prototype.
5680 2012-05-07 Richard Henderson <rth@redhat.com>
5682 * config/alpha/alpha.md (clear_cache): New pattern.
5684 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
5687 * gimplify.c (preprocess_case_label_vec_for_gimple): If low or high
5688 is folded to a type boundary value, verify that the resulting case
5689 label is still a care range.
5691 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
5693 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf
5694 only for TARGET_GENERIC, when not optimizing for size.
5695 (*ffs<mode>_1): Ditto.
5697 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
5699 * tree-cfg.c (verify_gimple_switch): Tighten checks.
5701 2012-05-07 Jakub Jelinek <jakub@redhat.com>
5703 PR tree-optimization/53239
5704 * tree-vrp.c (get_value_range): Set VR of SSA_NAME_IS_DEFAULT_DEF
5705 of DECL_BY_REFERENCE RESULT_DECL to nonnull.
5707 2012-05-07 Richard Guenther <rguenther@suse.de>
5709 PR tree-optimization/53195
5710 * tree-inline.c (setup_one_parameter): Properly add referenced
5711 vars from the parameters new known value.
5713 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
5715 * config/m68k/m68k.c (m68k_sched_branch_type): Remove.
5716 (sched_branch_type): Remove.
5717 (m68k_sched_md_init_global): Don't allocate it.
5718 (m68k_sched_md_finish_global): Don't free it.
5719 * config/m68k/m68k.h (m68k_sched_branch_type): Remove prototype.
5720 * config/m68k/m68k.md: Set the type of insns using
5721 m68k_sched_branch_type to bcc directly.
5723 2012-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5725 * config/sol2.c (solaris_override_options): New function.
5726 * config/sol2-protos.h (solaris_override_options): Declare.
5727 * config/sol2.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
5729 2012-05-07 Richard Guenther <rguenther@suse.de>
5731 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Return
5732 whether we failed to compute data dependences.
5733 (loop_prefetch_arrays): Fail if we failed.
5735 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
5736 Paolo Bonzini <bonzini@gnu.org>
5738 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf even for !TARGET_BMI.
5739 Emit bsf when optimizing for size.
5740 (*ffs<mode>_1): Ditto.
5742 2012-05-07 Oleg Endo <olegendo@gcc.gnu.org>
5745 * config/sh/sh.c (sh_rtx_costs): Handle SET.
5747 2012-05-06 Uros Bizjak <ubizjak@gmail.com>
5750 * config/i386/i386.md (swap<mode>): Rename from *swap<mode>.
5751 (bswapdi2): Split from bswap<mode>2. Use nonnimediate_operand
5752 predicate for operand 1. Force operand 1 to register for TARGET_BSWAP.
5754 (*bswapdi2_doubleword): New insn pattern.
5755 (*bswap<mode>2): Rename from *bswap<mode>2_1.
5757 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
5759 * config/mips/mips.c (mips_set_reg_reg_piece_cost): New function.
5760 (mips_set_reg_reg_cost): Likewise.
5761 (mips_rtx_costs): Handle SET.
5763 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
5765 * lower-subreg.c (shift_cost): Use set_src_cost, avoiding the SET.
5766 (compute_costs): Likewise for the zero extension. Use set_rtx_cost
5767 to compute the cost of moves. Set the mode of the target register.
5769 2012-05-05 Richard Sandiford <rdsandiford@googlemail.com>
5771 * rtl.h (plus_constant, plus_constant_mode): Merge into a single
5772 plus_constant function.
5773 * explow.c (plus_constant, plus_constant_mode): Likewise. Assert
5774 that the mode is sensible.
5775 (use_anchored_address, round_push, allocate_dynamic_stack_space)
5776 (probe_stack_range, anti_adjust_stack_and_probe): Update calls to
5779 * alias.c (canon_rtx): Likewise.
5780 (init_alias_analysis): Likewise.
5781 * builtins.c (expand_builtin_return_addr)
5782 (expand_builtin_setjmp_setup, expand_builtin_longjmp)
5783 (expand_builtin_nonlocal_goto, expand_builtin_update_setjmp_buf)
5784 (expand_builtin_apply_args_1, expand_builtin_apply, expand_movstr)
5785 (expand_builtin_stpcpy): Likewise.
5786 * calls.c (save_fixed_argument_area, restore_fixed_argument_area)
5787 (compute_argument_addresses, internal_arg_pointer_based_exp)
5788 (expand_call, emit_library_call_value_1): Likewise.
5789 * cfgexpand.c (expand_one_stack_var_at, expand_debug_expr): Likewise.
5790 * combine-stack-adj.c (try_apply_stack_adjustment): Likewise.
5791 * combine.c (combine_simplify_rtx, force_to_mode): Likewise.
5792 * cse.c (insert_const_anchor, find_reg_offset_for_const)
5793 (use_related_value, fold_rtx): Likewise.
5794 * cselib.c (cselib_subst_to_values): Likewise.
5795 * dse.c (record_store, check_mem_read_rtx): Likewise.
5796 * dwarf2out.c (rtl_for_decl_location, gen_variable_die): Likewise.
5797 * emit-rtl.c (adjust_address_1): Likewise.
5798 * except.c (sjlj_emit_function_enter)
5799 (expand_builtin_extract_return_addr)
5800 (expand_builtin_frob_return_addr): Likewise.
5801 * expmed.c (expand_divmod): Likewise.
5802 * expr.c (move_by_pieces, store_by_pieces, store_by_pieces_1)
5803 (emit_move_resolve_push, push_block, emit_push_insn, store_expr)
5804 (expand_expr_addr_expr_1, expand_expr_real_1): Likewise.
5805 * function.c (assign_stack_local_1)
5806 (instantiate_virtual_regs_in_rtx): Likewise.
5807 * optabs.c (prepare_cmp_insn): Likewise.
5808 * recog.c (offsettable_address_addr_space_p): Likewise.
5809 * reload.c (find_reloads_address, form_sum)
5810 (find_reloads_subreg_address): Likewise.
5811 * reload1.c (init_reload, eliminate_regs_1)
5812 (eliminate_regs_in_insn): Likewise.
5813 * simplify-rtx.c (simplify_unary_operation_1)
5814 (simplify_binary_operation_1, simplify_plus_minus): Likewise.
5815 * var-tracking.c (compute_cfa_pointer, prepare_call_arguments)
5816 (vt_add_function_parameter): Likewise.
5818 * config/alpha/alpha.h (EH_RETURN_HANDLER_RTX): Likewise.
5819 * config/alpha/vms.h (EH_RETURN_HANDLER_RTX): Likewise.
5820 * config/alpha/alpha.c (alpha_legitimize_address_1)
5821 (get_unaligned_address, alpha_expand_unaligned_load)
5822 (alpha_expand_unaligned_store, alpha_expand_unaligned_load_words)
5823 (alpha_expand_unaligned_store_words, alpha_expand_block_clear)
5824 (alpha_expand_builtin_establish_vms_condition_handler)
5825 (alpha_setup_incoming_varargs, emit_frame_store_1)
5826 (alpha_expand_prologue, alpha_expand_epilogue)
5827 (alpha_use_linkage): Likewise.
5828 * config/alpha/alpha.md: Likewise.
5830 * config/arm/arm.c (arm_trampoline_init, legitimize_pic_address)
5831 (arm_load_pic_register, arm_pic_static_addr, arm_legitimize_address)
5832 (thumb_legitimize_address, arm_gen_load_multiple_1)
5833 (arm_gen_store_multiple_1, arm_gen_multiple_op, gen_ldm_seq)
5834 (gen_stm_seq, gen_const_stm_seq, arm_block_move_unaligned_straight)
5835 (arm_block_move_unaligned_loop, arm_gen_movmemqi, arm_reload_in_hi)
5836 (arm_reload_out_hi, arm_reorg, vfp_emit_fstmd, emit_multi_reg_push)
5837 (emit_sfm, thumb_set_frame_pointer, arm_expand_prologue)
5838 (thumb1_emit_multi_reg_push, thumb1_expand_prologue)
5839 (thumb_expand_movmemqi, arm_set_return_address)
5840 (thumb_set_return_address): Likewise.
5841 * config/arm/arm.md: Likewise.
5843 * config/avr/avr.c (avr_incoming_return_addr_rtx)
5844 (avr_prologue_setup_frame, expand_epilogue)
5845 (avr_const_address_lo16): Likewise.
5847 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Likewise.
5848 * config/bfin/bfin.c (setup_incoming_varargs, bfin_load_pic_reg)
5849 (bfin_expand_prologue, bfin_trampoline_init, bfin_expand_call)
5850 (bfin_output_mi_thunk): Likewise.
5852 * config/c6x/c6x.c (c6x_initialize_trampoline)
5853 (c6x_output_mi_thunk): Likewise.
5855 * config/cr16/cr16.h (EH_RETURN_HANDLER_RTX): Likewise.
5856 * config/cr16/cr16.c (cr16_create_dwarf_for_multi_push): Likewise.
5858 * config/cris/cris.c (cris_return_addr_rtx, cris_split_movdx)
5859 (cris_expand_prologue, cris_expand_epilogue, cris_gen_movem_load)
5860 (cris_emit_movem_store, cris_trampoline_init): Likewise.
5861 * config/cris/cris.md: Likewise.
5863 * config/darwin.c (machopic_indirect_data_reference)
5864 (machopic_legitimize_pic_address): Likewise.
5866 * config/epiphany/epiphany.c (epiphany_emit_save_restore)
5867 (epiphany_expand_prologue, epiphany_expand_epilogue)
5868 (epiphany_trampoline_init): Likewise.
5869 * config/epiphany/epiphany.md: Likewise.
5871 * config/fr30/fr30.c (fr30_move_double): Likewise.
5873 * config/frv/frv.c (frv_dwarf_store, frv_expand_prologue)
5874 (frv_expand_block_move, frv_expand_block_clear, frv_return_addr_rtx)
5875 (frv_index_memory, unspec_got_name, frv_find_base_term)
5876 (frv_output_dwarf_dtprel): Likewise.
5878 * config/h8300/h8300.c (h8300_push_pop, h8300_return_addr_rtx)
5879 (h8300_swap_into_er6, h8300_swap_out_of_er6): Likewise.
5881 * config/i386/i386.h (RETURN_ADDR_RTX): Likewise.
5882 * config/i386/i386.c (setup_incoming_varargs_64)
5883 (setup_incoming_varargs_ms_64, choose_baseaddr)
5884 (ix86_emit_save_reg_using_mov, ix86_adjust_stack_and_probe)
5885 (ix86_emit_probe_stack_range, ix86_expand_prologue)
5886 (ix86_emit_restore_reg_using_pop, ix86_emit_leave)
5887 (ix86_expand_epilogue, legitimize_pic_address, ix86_legitimize_address)
5888 (ix86_split_long_move, ix86_expand_movmem, ix86_expand_setmem)
5889 (ix86_static_chain, ix86_trampoline_init, x86_this_parameter)
5890 (x86_output_mi_thunk): Likewise.
5891 * config/i386/i386.md: Likewise.
5893 * config/ia64/ia64.c (ia64_expand_load_address)
5894 (ia64_expand_tls_address, ia64_expand_move, ia64_split_tmode)
5895 (do_spill, ia64_trampoline_init): Likewise.
5897 * config/iq2000/iq2000.c (iq2000_va_start)
5898 (iq2000_emit_frame_related_store, iq2000_expand_prologue)
5899 (iq2000_expand_eh_return, iq2000_setup_incoming_varargs)
5900 (iq2000_print_operand, iq2000_legitimize_address): Likewise.
5902 * config/lm32/lm32.c (lm32_setup_incoming_varargs): Likewise.
5904 * config/m32c/m32c.c (m32c_return_addr_rtx)
5905 (m32c_expand_insv): Likewise.
5907 * config/m32r/m32r.c (m32r_setup_incoming_varargs)
5908 (m32r_legitimize_pic_address, m32r_print_operand)
5909 (m32r_print_operand_address): Likewise.
5911 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Likewise.
5912 * config/m68k/m68k.h (RETURN_ADDR_RTX): Likewise.
5913 (EH_RETURN_HANDLER_RTX): Likewise.
5914 * config/m68k/m68k.c (m68k_emit_movem, m68k_expand_prologue)
5915 (m68k_expand_epilogue, legitimize_pic_address)
5916 (m68k_output_mi_thunk): Likewise.
5917 * config/m68k/m68k.md: Likewise.
5919 * config/mcore/mcore.c (mcore_expand_prolog): Likewise.
5920 (mcore_expand_epilog): Likewise.
5921 * config/mcore/mcore.md: Likewise.
5923 * config/mep/mep.c (mep_allocate_initial_value)
5924 (mep_expand_prologue, mep_expand_epilogue): Likewise.
5926 * config/microblaze/microblaze.c (double_memory_operand)
5927 (microblaze_block_move_loop): Likewise.
5929 * config/mips/mips.c (mips_strip_unspec_address, mips_add_offset)
5930 (mips_setup_incoming_varargs, mips_va_start, mips_block_move_loop)
5931 (mips_print_operand, mips16e_save_restore_reg, mips_save_restore_reg)
5932 (mips_expand_prologue, mips_epilogue_set_cfa)
5933 (mips_expand_epilogue): Likewise.
5934 * config/mips/mips.md: Likewise.
5936 * config/mmix/mmix.c (mmix_dynamic_chain_address, mmix_return_addr_rtx)
5937 (mmix_expand_prologue, mmix_expand_epilogue): Likewise.
5939 * config/mn10300/mn10300.c (mn10300_gen_multiple_store)
5940 (mn10300_builtin_saveregs, mn10300_trampoline_init): Likewise.
5942 * config/moxie/moxie.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5943 (EH_RETURN_HANDLER_RTX): Likewise.
5944 * config/moxie/moxie.c (moxie_static_chain): Likewise.
5946 * config/pa/pa.c (legitimize_pic_address, hppa_legitimize_address)
5947 (store_reg, set_reg_plus_d, pa_expand_prologue, load_reg)
5948 (pa_return_addr_rtx, hppa_builtin_saveregs)
5949 (pa_trampoline_init): Likewise.
5950 * config/pa/pa.md: Likewise.
5952 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
5954 * config/picochip/picochip.c (picochip_static_chain): Likewise.
5956 * config/rs6000/rs6000.h (RS6000_SAVE_TOC): Likewise.
5957 * config/rs6000/rs6000.c (rs6000_legitimize_address)
5958 (setup_incoming_varargs, print_operand, rs6000_return_addr)
5959 (rs6000_emit_eh_reg_restore, rs6000_emit_probe_stack_range)
5960 (rs6000_emit_epilogue)
5961 (rs6000_machopic_legitimize_pic_address): Likewise.
5963 * config/rx/rx.c (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
5965 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Likewise.
5966 (DYNAMIC_CHAIN_ADDRESS): Likewise.
5967 * config/s390/s390.c (s390_decompose_address, legitimize_pic_address)
5968 (s390_delegitimize_address, print_operand, annotate_constant_pool_refs)
5969 (replace_constant_pool_ref, s390_return_addr_rtx, s390_back_chain_rtx)
5970 (save_fpr, restore_fpr, save_gprs, restore_gprs, s390_emit_prologue)
5971 (s390_emit_epilogue, s390_function_profiler): Likewise.
5972 * config/s390/s390.md: Likewise.
5974 * config/score/score.c (score_add_offset, score_prologue): Likewise.
5976 * config/sh/sh.c (expand_block_move, push_regs, sh_builtin_saveregs)
5977 (sh_output_mi_thunk): Likewise.
5978 * config/sh/sh.md: Likewise.
5980 * config/sparc/sparc.h (DYNAMIC_CHAIN_ADDRESS, FRAME_ADDR_RTX)
5981 (RETURN_ADDR_RTX, INCOMING_RETURN_ADDR_RTX): Likewise.
5982 * config/sparc/sparc.c (sparc_legitimize_pic_address)
5983 (sparc_emit_probe_stack_range, emit_save_or_restore_regs)
5984 (emit_window_save, sparc_flat_expand_prologue, sparc_struct_value_rtx)
5985 (emit_and_preserve): Likewise.
5986 * config/sparc/sparc.md: Likewise.
5988 * config/spu/spu.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
5989 * config/spu/spu.c (spu_expand_insv, spu_machine_dependent_reorg)
5990 (spu_setup_incoming_varargs, ea_load_store_inline)
5991 (spu_expand_load): Likewise.
5993 * config/stormy16/stormy16.c (xstormy16_expand_prologue)
5994 (combine_bnp): Likewise.
5996 * config/tilegx/tilegx.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
5997 * config/tilegx/tilegx.c (tilegx_setup_incoming_varargs)
5998 (tilegx_expand_unaligned_load, tilegx_trampoline_init): Likewise.
6000 * config/tilepro/tilepro.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
6001 * config/tilepro/tilepro.c (tilepro_setup_incoming_varargs)
6002 (tilepro_expand_unaligned_load, tilepro_trampoline_init): Likewise.
6004 * config/v850/v850.c (expand_prologue, expand_epilogue): Likewise.
6005 * config/v850/v850.md: Likewise.
6007 * config/vax/elf.h (EH_RETURN_STACKADJ_RTX): Likewise.
6008 (EH_RETURN_HANDLER_RTX): Likewise.
6009 * config/vax/vax.h (DYNAMIC_CHAIN_ADDRESS, RETURN_ADDR_RTX): Likewise.
6010 * config/vax/vax.c (vax_add_reg_cfa_offset, vax_expand_prologue)
6011 (print_operand_address, vax_trampoline_init): Likewise.
6013 * config/xtensa/xtensa.c (xtensa_expand_prologue, xtensa_return_addr)
6014 (xtensa_function_value_regno_p): Likewise.
6016 2012-05-04 Andrew Pinski <apinski@cavium.com>
6018 * expr.c (get_def_for_expr_class): New function.
6019 (convert_tree_comp_to_rtx): New function.
6020 (expand_cond_expr_using_cmove): New function.
6021 (expand_expr_real_2 <case COND_EXPR>): Call
6022 expand_cond_expr_using_cmove first and return if it succeeds.
6023 Remove the check for HAVE_conditional_move since we should have
6024 already converted it to a conditional move.
6025 * config/i386/i386.c (ix86_expand_int_movcc): Disallow comparison
6026 modes of DImode for 32bits and TImode.
6028 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
6031 * read-md.c (fprint_md_ptr_loc, fprint_c_condition): New functions.
6032 (print_md_ptr_loc, print_c_condition): Use them.
6033 * read-md.h (fprint_md_ptr_loc, fprint_c_condition): New prototypes.
6034 * genattrtab.c (attr_file_name, dfa_file_name, latency_file_name,
6035 attr_file, dfa_file, latency_file): New global variables.
6036 (write_attr_valueq, write_attr_set, write_attr_case, write_attr_value,
6037 write_upcase, write_indent, write_length_unit_log, write_test_expr,
6038 write_attr_get, write_insn_cases, write_eligible_delay,
6039 write_const_num_delay_slots): Accept FILE pointer and toss it around.
6041 (write_header, open_outfile, handle_arg): New funcions.
6042 (make_automaton_attrs): Write prototypes as extern to the output
6044 (main): Use init_rtx_reader_args_cb with handle_arg to take 3 file
6045 names from the command line. Open the output files and write out
6046 internal functions for DFA functions to dfa_file_name, insn latency
6047 functions to latency_file_name, and everything else to attr_file.
6048 * Makefile.in (OBJS): Add insn-dfatab.o and insn-latencytab.o.
6049 (BACKEND): Build libbackend first.
6050 (MOSTLYCLEANFILES): Add insn-dfatab.c and insn-latencytab.c.
6051 (.PRECIOUS): Likewise.
6052 (insn-dfatab.o): New rule.
6053 (insn-latencytab.o): New rule.
6054 (simple_rtl_generated_c): Do not include insn-attrtab.c.
6055 (s-attrtab): New rule.
6057 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
6059 * rtl.def (ATTR_FLAG): Remove probability indicating flags.
6060 * genattr.c (main): Remove ATTR_FLAG_likely, ATTR_FLAG_unlikely,
6061 ATTR_FLAG_very_likely, and ATTR_FLAG_very_unlikely.
6062 * reorg.c (get_jump_flags): Do not set the removed flags.
6064 * doc/md.texi (attr_flag): Update for abovementioned changes.
6066 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
6069 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
6070 (TARGET_CMOV): Rename from TARGET_CMOVE.
6071 (TARGET_CMOVE): New define.
6072 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
6073 Do not set TARGET_CMOVE here.
6075 2012-05-04 Dodji Seketeli <dodji@redhat.com>
6077 Enable -Wunused-local-typedefs when -Wall or -Wunused is on
6078 * opts.c (finish_options): Activate -Wunused-local-typedefs if
6079 -Wunused is activated.
6080 * doc/invoke.texi: Update blurb of -Wunused-local-typedefs.
6082 2012-05-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6084 * config/s390/s390.md (*movmem_short, *clrmem_short)
6085 (*cmpmem_short): Move the mode check from the insn condition to
6088 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
6090 PR tree-optimization/52633
6091 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
6092 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
6093 (vect_recog_over_widening_pattern): Remove handling of code that was
6094 already detected as over-widening pattern. Remove special handling
6095 of "unsigned" cases. Instead, support general case of conversion
6096 of the shift result to another type.
6098 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
6100 * tree-vect-patterns.c (vect_single_imm_use): New function.
6101 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
6102 (vect_recog_over_widening_pattern): Likewise.
6103 (vect_recog_widen_shift_pattern): Likewise.
6105 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
6107 * tree-vect-patterns.c (vect_same_loop_or_bb_p): New function.
6108 (vect_handle_widen_op_by_const): Use it instead of open-coding test.
6109 (vect_recog_widen_mult_pattern): Likewise.
6110 (vect_operation_fits_smaller_type): Likewise.
6111 (vect_recog_over_widening_pattern): Likewise.
6112 (vect_recog_widen_shift_pattern): Add to vect_same_loop_or_bb_p test.
6114 2012-05-04 Richard Guenther <rguenther@suse.de>
6117 * lto-wrapper.c (merge_and_complain): Complain about mismatches
6118 of -freg-struct-return and -fpcc-struct-return.
6119 (run_gcc): Pass through -freg-struct-return and -fpcc-struct-return
6120 from the input file options and ignore those from the link
6123 2012-05-04 Richard Guenther <rguenther@suse.de>
6125 PR tree-optimization/53168
6126 * tree-ssa-pre.c (phi_translate_1): Only handle type-punned
6127 memory reads when the result is a constant we can pun.
6129 2012-05-04 Richard Guenther <rguenther@suse.de>
6131 * common.opt (flto-report): Do not mark as Optimization.
6133 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
6136 * recog.c (constrain_operands): If extra constraints are present, also
6137 accept pseudo-registers with equivalent memory locations during reload.
6139 2012-05-04 Olivier Hainque <hainque@adacore.com>
6141 * collect2.c (may_unlink_output_file): New global.
6142 (maybe_unlink): Honor it.
6143 * collect2.h: Add extern for it.
6144 * tlink.c (do_tlink): Set it to true if the link succeeded.
6146 2012-05-04 Olivier Hainque <hainque@adacore.com>
6148 * gcc.c (eval_spec_function): Finalize/restore the current string
6149 obstack state as part of the context push/pop operations.
6151 2012-05-04 Bin Cheng <bin.cheng@arm.com>
6153 PR rtl-optimization/52804
6154 * reload1.c (reload_reg_reaches_end_p): Check whether successor
6155 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
6156 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
6157 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
6158 RELOAD_FOR_OUTADDR_ADDRESS.
6160 2012-05-04 Manuel López-Ibáñez <manu@gcc.gnu.org>
6163 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Show caret
6164 for macro expansion.
6166 2012-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
6168 * flags.h (flag_permissive): Do not declare.
6169 * diagnostic.c (diagnostic_report_diagnostic): Handle fpermissive
6171 * toplev.c (flag_permissive): Do not define.
6172 * c-tree.h (system_header_p): Delete unused.
6174 2012-05-03 David S. Miller <davem@davemloft.net>
6177 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
6178 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
6179 (sparc_emit_float_lib_cmp): Likewise.
6181 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
6184 * config/rs6000/rs6000.md (bswapdi splitters): If
6185 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
6186 default) is used, generate an alternate sequence that does not
6187 depend on using indexed addressing.
6189 2012-05-03 Jason Merrill <jason@redhat.com>
6191 * gengtype.c (write_types): Fix warning message.
6192 (write_local): Likewise.
6194 2012-05-02 Jason Merrill <jason@redhat.com>
6196 * dwarf2out.c (struct external_ref, build_local_stub): New.
6197 (hash_external_ref, external_ref_eq, lookup_external_ref): New.
6198 (optimize_external_refs, optimize_external_refs_1): New.
6199 (change_AT_die_ref): New.
6200 (clone_as_declaration): Add DW_AT_signature when cloning a declaration.
6201 (build_abbrev_table): Take the external refs hashtable.
6202 (output_comp_unit): Get it from optimize_external_refs and pass it in.
6204 2012-05-03 Jan Hubicka <jh@suse.cz>
6207 * tree-emutls.c (new_emutls_decl): Fix handling of aliases.
6209 2012-05-03 Jan Hubicka <jh@suse.cz>
6212 * ipa.c (cgraph_remove_unreachable_nodes): Fix handling of clones.
6214 2012-05-03 Jason Merrill <jason@redhat.com>
6216 * dwarf2out.c (die_struct): Add comdat_type_p flag. Use it instead of
6217 use_debug_types to discriminate the die_id union.
6218 (print_die, assign_symbol_names, copy_decls_walk): Likewise.
6219 (build_abbrev_table, output_die): Likewise.
6220 (prune_unused_types_walk_attribs): Likewise.
6221 (generate_type_signature, copy_declaration_context): Set it.
6222 (remove_child_or_replace_with_skeleton): Set it.
6223 (dwarf2out_start_source_file, dwarf2out_end_source_file): Don't
6224 check use_debug_types.
6225 (dwarf2out_finish): Do break_out_includes after .debug_types.
6227 2012-05-03 Jason Merrill <jason@redhat.com>
6229 * dwarf2out.c (modified_type_die): Use scope_die_for.
6230 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
6231 (uses_local_type_r, uses_local_type): New.
6232 (scope_die_for): Keep a type that uses a local type in local scope.
6233 Use get_context_die for namespace and type scope.
6235 2012-05-03 Jason Merrill <jason@redhat.com>
6237 * config/i386/i386.c (ix86_code_end): Set DECL_IGNORED_P on the
6239 * dwarf2out.c (output_aranges): Skip DECL_IGNORED_P functions.
6240 (dwarf2out_finish): Likewise.
6242 2012-05-03 Martin Jambor <mjambor@suse.cz>
6244 * builtins.c (get_object_alignment_1): Return whether we can determine
6245 the alignment or conservatively assume byte alignment. Return the
6246 alignment by reference. Use get_pointer_alignment_1 for dereference
6248 (get_pointer_alignment_1): Return whether we can determine the
6249 alignment or conservatively assume byte alignment. Return the
6250 alignment by reference. Use get_ptr_info_alignment to get SSA name
6252 (get_object_alignment): Update call to get_object_alignment_1.
6253 (get_object_or_type_alignment): Likewise, fall back to type alignment
6254 only when it returned false.
6255 (get_pointer_alignment): Update call to get_pointer_alignment_1.
6256 * fold-const.c (get_pointer_modulus_and_residue): Update call to
6257 get_object_alignment_1.
6258 * ipa-prop.c (ipa_modify_call_arguments): Update call to
6259 get_pointer_alignment_1.
6260 * tree-sra.c (build_ref_for_offset): Likewise, fall back to the type
6261 of MEM_REF or TARGET_MEM_REF only when it returns false.
6262 * tree-ssa-ccp.c (get_value_from_alignment): Update call to
6263 get_object_alignment_1.
6264 (ccp_finalize): Use set_ptr_info_alignment.
6265 * tree.h (get_object_alignment_1): Update declaration.
6266 (get_pointer_alignment_1): Likewise.
6267 * gimple-pretty-print.c (dump_gimple_phi): Use get_ptr_info_alignment.
6268 (dump_gimple_stmt): Likewise.
6269 * tree-flow.h (ptr_info_def): Updated comments of fields align and
6271 (get_ptr_info_alignment): Declared.
6272 (mark_ptr_info_alignment_unknown): Likewise.
6273 (set_ptr_info_alignment): Likewise.
6274 (adjust_ptr_info_misalignment): Likewise.
6275 * tree-ssa-address.c (copy_ref_info): Use new access functions to get
6276 and set alignment of SSA names.
6277 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Call
6278 mark_ptr_info_alignment_unknown.
6279 * tree-ssanames.c (get_ptr_info_alignment): New function.
6280 (mark_ptr_info_alignment_unknown): Likewise.
6281 (set_ptr_info_alignment): Likewise.
6282 (adjust_ptr_info_misalignment): Likewise.
6283 (get_ptr_info): Call mark_ptr_info_alignment_unknown.
6284 * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
6286 (bump_vector_ptr): Likewise.
6287 * tree-vect-stmts.c (create_array_ref): Use set_ptr_info_alignment.
6288 (vectorizable_store): Likewise.
6289 (vectorizable_load): Likewise.
6291 2012-05-03 Michael Matz <matz@suse.de>
6293 * basic-block.h (struct rtl_bb_info, struct gimple_bb_info): Move
6294 in front of basic_block_def.
6295 (struct basic_block_def): Make il.gimple the full struct, not a
6297 (__assert_gimple_bb_smaller_rtl_bb): Asserting typedef.
6299 * cfgexpand.c (expand_gimple_basic_block): Clear all il.gimple members.
6300 * gimple-iterator.c (gimple_stmt_iterator): Don't special case
6301 NULL il.gimple, which can't happen anymore.
6302 * gimple.h (bb_seq): il.gimple can't be NULL.
6303 (bb_seq_add): Ditto.
6304 (set_bb_seq): Adjust.
6305 (gsi_start_bb, gsi_last_bb): Tidy.
6306 * lto-streamer-in.c (make_new_block): Don't zero members that
6307 are zeroed already, don't allocate a gimple_bb_info.
6308 * tree-cfg.c (create_bb): Don't allocate a gimple_bb_info.
6309 (remove_bb): Clear all il.gimple members.
6310 (gimple_verify_flow_info): Adjust for flat il.gimple.
6311 * tree-flow-inline.h (phi_nodes, phi_nodes_ptr, set_phi_nodes): Adjust.
6313 * coretypes.h (const_gimple_seq): Remove typedef.
6314 * gimple.h (gimple_seq_first): Take gimple_seq.
6315 (gimple_seq_first_stmt): Ditto.
6316 (gimple_seq_last): Ditto.
6317 (gimple_seq_last_stmt): Ditto.
6318 (gimple_seq_empty_p): Ditto.
6320 2012-05-03 Richard Guenther <rguenther@suse.de>
6322 * tree-ssa-pre.c (valid_in_sets): Remove checking of trapping
6324 (prune_clobbered_mems): Do it here. Do not uselessly sort expressions.
6325 (compute_avail): Do not add possibly trapping operations to
6326 EXP_GEN if they might not be executed in the block.
6328 2012-05-03 Uros Bizjak <ubizjak@gmail.com>
6330 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Remove.
6332 2012-05-03 Steven Bosscher <steven@gcc.gnu.org>
6334 * tree-switch-conversion.c (gen_inbound_check): Free post-dominance
6335 information as early as possible. Update dominance info instead of
6338 2012-05-03 Richard Guenther <rguenther@suse.de>
6340 * tree-ssa-pre.c (debug_bitmap_sets_for): New function.
6341 (union_contains_value): Remove.
6342 (vro_valid_in_sets): Likewise.
6343 (op_valid_in_sets): New function.
6344 (valid_in_sets): Use op_valid_in_sets.
6345 (insert_into_preds_of_block): Move dumping ...
6346 (do_regular_insertion): ... here.
6347 (do_partial_partial_insertion): ... and here. Dump that
6348 we've found a partial partial redundancy.
6349 (insert): Dump the current insert iteration.
6351 2012-05-03 Jakub Jelinek <jakub@redhat.com>
6354 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
6355 append program name to it and pass that as first argument
6356 to make_relative_prefix. Always pass standard_libexec_prefix
6357 as last argument to make_relative_prefix. If
6358 make_relative_prefix returns NULL, fall back to
6359 standard_libexec_prefix.
6362 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
6366 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
6367 mode, return that mode.
6370 * config/i386/i386-c.c (ix86_target_macros_internal): Don't
6371 define __ATOMIC_HLE_* macros here.
6372 (ix86_target_macros): But here, using cpp_define_formatted.
6374 2012-05-03 Richard Guenther <rguenther@suse.de>
6376 PR tree-optimization/53144
6377 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
6379 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
6380 with SSA name values.
6381 (vn_reference_lookup_3): Adjust callers.
6383 2012-05-03 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
6385 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
6386 has_fma4 for AMD processors with both fma3 and fma4 support.
6388 2012-05-03 Kirill Yukhin <kirill.yukhin@intel.com>
6391 * config/i386/driver-i386.c (host_detect_local_cpu): Add space to
6394 2012-05-03 Michael Matz <matz@suse.de>
6397 * tree-ssa-dse.c (dse_optimize_stmt): Take pointer to iterator.
6398 (dse_enter_block): Properly iterate the whole sequence even
6399 if the last statement was removed.
6401 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
6403 * config/alpha/vms.h (SUBTARGET_OVERRIDE_OPTIONS): For pic code,
6404 unset flag_jump_tables.
6405 * stmt.c (expand_case): Remove special flag_pic case conditional
6406 on ASM_OUTPUT_ADDR_DIFF_ELT not being defined.
6408 2012-05-02 Ulrich Weigand <ulrich.weigand@linaro.org>
6410 * common/config/s390/s390-common.c (s390_option_optimization_table):
6411 Enable -fsched-pressure using -fsched-pressure-algorithm=model by
6412 default when optimizing.
6414 2012-05-02 Martin Jambor <mjambor@suse.cz>
6417 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
6418 of a variable when the contect is a function.
6420 2012-05-02 Michael Matz <matz@suse.de>
6422 * coretypes.h (gimple_seq, const_gimple_seq): Typedef as gimple.
6423 * gimple.h (struct gimple_seq_node_d, struct gimple_seq_d): Remove.
6424 (const_gimple_seq_node): Remove.
6425 (gimple_seq_node): Typedef as gimple.
6426 (struct gimple_statement_base): Add next and prev members,
6427 adjust all WORD markers in using structs.
6428 (union gimple_statement_d): Link via gsbase.next field for GC and PCH.
6429 (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
6430 gimple_seq_last_stmt): Adjust as gimple_seq, gimple_seq_node and
6431 gimple are the same.
6432 (gimple_seq_set_last, gimple_seq_set_first): Don't allocate
6434 (gimple_init_singleton): New function.
6435 (gsi_start_1, gsi_last_1, gsi_end_p, gsi_one_before_end_p): Adjust.
6436 (gsi_next, gsi_prev): Adjust, handle prev cyclic list correctly.
6438 (gsi_stmt_ptr): Remove.
6439 (enum gimple_alloc_kind): Remove gimple_alloc_kind_seq member.
6441 * gimple-iterator.c (update_bb_for_stmts): Take last parameter
6442 again, adjust for above changes.
6443 (update_call_edge_frequencies): Adjust for above changes.
6444 (gsi_insert_seq_nodes_before): Rewrite for new data structure.
6445 (gsi_insert_seq_nodes_after): Ditto.
6446 (gsi_split_seq_after): Ditto.
6447 (gsi_set_stmt): Ditto.
6448 (gsi_split_seq_before): Ditto.
6449 (gsi_remove): Ditto.
6450 (gsi_insert_seq_before_without_update): Don't free sequence.
6451 (gsi_insert_seq_after_without_update): Ditto.
6452 (gsi_replace): Assert some more invariants.
6453 (gsi_insert_before_without_update, gsi_insert_after_without_update):
6455 (gsi_for_stmt): Don't search for stmt.
6456 (gsi_insert_on_edge_immediate): Tidy.
6458 * gimple.c (gimple_alloc_k): Remove "sequences".
6459 (gimple_seq_cache): Remove.
6460 (gimple_alloc_stat): Make stmt a singleton sequence.
6461 (gimple_seq_alloc, gimple_seq_free): Remove.
6462 (gimple_assign_set_rhs_with_ops_1): Ensure new stmt is a singleton.
6463 (gimple_copy): Ditto.
6464 * gimplify.c (gimplify_cleanup_point_expr): Use gsi_set_stmt,
6465 create iterator from correct sequence.
6466 * tree-phinodes.c (make_phi_node): Make stmt a singleton.
6468 2012-05-02 Michael Matz <matz@suse.de>
6470 * gimple.h (gimple_stmt_iterator <seq>): Make it be pointer to
6472 (gimple_seq_set_last, gimple_seq_set_first): Take pointer to
6473 sequence, lazily allocate it.
6474 (bb_seq_addr): New function.
6475 (gsi_start_1): Rename from gsi_start, but take pointer to sequence.
6476 (gsi_start): Macro to wrap gsi_start_1 taking pointer of argument.
6477 (gsi_none): New function.
6478 (gsi_start_bb): Adjust.
6479 (gsi_last_1): Rename from gsi_last, but take pointer to sequence.
6480 (gsi_last): Macro to wrap gsi_last_1 taking pointer of argument.
6481 (gsi_last_bb): Adjust.
6483 * tree-flow-inline.h (phi_nodes_ptr): New function.
6485 * gimple-iterator.c (gsi_insert_seq_nodes_before): Adjust to
6486 datastructure and interface change.
6487 (gsi_insert_seq_before_without_update): Ditto.
6488 (gsi_insert_seq_nodes_after): Ditto.
6489 (gsi_insert_seq_after_without_update): Ditto.
6490 (gsi_split_seq_after): Ditto, don't use gimple_seq_alloc.
6491 (gsi_split_seq_before): Ditto.
6492 (gsi_start_phis): Adjust.
6493 * tree-vect-loop.c (vect_determine_vectorization_factor): Use gsi_none.
6494 (vect_transform_loop): Ditto.
6495 * gimple.c (gimple_seq_add_stmt, gimple_seq_add_seq,
6496 gimple_seq_copy): Don't use gimple_seq_alloc.
6497 * gimplify.c (gimple_seq_add_stmt_without_update): Ditto.
6498 (gimplify_seq_add_seq): Ditto.
6499 * lto-streamer-in.c (make_new_block): Ditto.
6500 * tree-cfg.c (create_bb): Ditto.
6501 * tree-sra.c (initialize_parameter_reductions): Ditto.
6503 2012-05-02 Michael Matz <matz@suse.de>
6505 * gimple.h (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
6506 gimple_seq_last_stmt, gimple_seq_set_last, gimple_seq_set_first,
6507 gimple_seq_empty_p, gimple_seq_alloc_with_stmt, bb_seq,
6508 set_bb_seq): Move down to after gimple_statement_d definition.
6510 2012-05-02 Michael Matz <matz@suse.de>
6512 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
6513 gsi_replace_with_seq, instead of inserting itself.
6514 * gimple-iterator.c (gsi_replace_with_seq): New function.
6515 * tree-ssa-forwprop.c (forward_propagate_comparison): Take
6516 iterator instead of statement, advance it.
6517 (ssa_forward_propagate_and_combine): Adjust call to above.
6519 2012-05-02 Michael Matz <matz@suse.de>
6521 * tree-phinodes.c (add_phi_node_to_bb): Tidy, don't use
6523 * omp-low.c (finalize_task_copyfn): Don't use gimple_seq_alloc.
6524 * tree-nested.c (walk_gimple_omp_for): Ditto.
6525 * trans-mem.c (lower_transaction): Ditto.
6526 * tree-eh.c (do_return_redirection): Ditto.
6527 (do_goto_redirection): Ditto.
6528 (lower_try_finally_switch): Ditto.
6529 * gimplify.c (gimplify_stmt): Ditto.
6530 (gimplify_scan_omp_clauses): Ditto.
6531 (gimplify_omp_for): Ditto.
6532 (gimplify_function_tree): Ditto.
6533 * gimple-fold.c (gimplify_and_update_call_from_tree): Ditto.
6534 * tree-mudflap.c (mf_decl_cache_locals): Ditto.
6535 (mf_build_check_statement_for): Ditto.
6536 (mx_register_decls): Ditto.
6537 * graphite-sese-to-poly.c (remove_invariant_phi): Ditto,
6538 and don't use itertors to append.
6539 (insert_stmts): Ditto.
6540 (insert_out_of_ssa_copy): Ditto.
6541 (insert_out_of_ssa_copy_on_edge): Ditto.
6543 2012-05-02 Michael Matz <matz@suse.de>
6545 * gimple.h (gimple_bind_body_ptr): New function.
6546 (gimple_bind_body): Use it.
6547 (gimple_catch_handler): Use gimple_catch_handler_ptr.
6548 (gimple_eh_filter_failure_ptr): New function.
6549 (gimple_eh_filter_failure): Use it.
6550 (gimple_eh_else_n_body_ptr): New function.
6551 (gimple_eh_else_n_body): Use it.
6552 (gimple_eh_else_e_body_ptr): New function.
6553 (gimple_eh_else_e_body): Use it.
6554 (gimple_try_eval_ptr): New function.
6555 (gimple_try_eval): Use it.
6556 (gimple_try_cleanup_ptr): New function.
6557 (gimple_try_cleanup): Use it.
6558 (gimple_wce_cleanup_ptr): New function.
6559 (gimple_wce_cleanup): Use it.
6560 (gimple_omp_body_ptr): New function.
6561 (gimple_omp_body): Use it.
6562 (gimple_omp_for_pre_body_ptr): New function.
6563 (gimple_omp_for_pre_body): Use it.
6564 (gimple_transaction_body_ptr): New function.
6565 (gimple_transaction_body): Use it.
6566 (gsi_split_seq_before): Adjust to return nothing and take pointer
6568 (gsi_set_stmt): Declare.
6569 (gsi_replace_with_seq): Declare.
6570 (walk_gimple_seq_mod): Declare.
6571 * function.h (struct function <gimple_body>): Use typedef gimple_seq.
6573 * gimple-iterator.c (gsi_set_stmt): New function.
6574 (gsi_split_seq_before): Return new sequence via pointer argument.
6575 (gsi_replace): Use gsi_set_stmt.
6577 * tree-ssa-loop-im.c (move_computations_stmt): First remove
6579 * tree-complex.c (update_complex_components_on_edge): Don't copy gsi.
6580 * tree-phinodes.c (resize_phi_node): Don't resize stmt in-place,
6582 (reserve_phi_args_for_new_edge): Change call to above,
6585 * omp-low.c (lower_omp): Change prototype to take pointer to sequence.
6586 (lower_rec_input_clauses): Use gimple_seq_add_seq instead of
6587 iterators. Adjust call to lower_omp.
6588 (lower_lastprivate_clauses): Adjust call to lower_omp.
6589 (lower_reduction_clauses): Ditto.
6590 (expand_omp_taskreg): Nullify non-cfg body of child_fn.
6591 (lower_omp_sections): Don't explicitely count sequence length,
6592 nullify lowered bodies earlier, ensure stmts are part of only
6593 one sequence, adjust call to lower_omp.
6594 (lower_omp_single): Ensure stmts are part of only one sequence,
6595 adjust call to lower_omp.
6596 (lower_omp_master): Ditto.
6597 (lower_omp_ordered): Ditto.
6598 (lower_omp_critical): Ditto.
6599 (lower_omp_for): Ditto.
6600 (lower_omp_taskreg): Ditto, tidy.
6601 (lower_omp_1): Adjust calls to lower_omp.
6602 (execute_lower_omp): Ditto.
6603 (lower_omp): Adjust to take pointer to sequence.
6604 (diagnose_sb_2): Use walk_gimple_seq_mod.
6605 (diagnose_omp_structured_block_errors): Ditto and set possibly
6606 changed function body.
6607 * gimple-low.c (lower_function_body): Set function body after
6609 (lower_sequence): Adjust to take pointer to sequence.
6610 (lower_omp_directive): Ensure stmt isn't put twice into the
6611 sequence, adjust call to lower_sequence.
6612 (lower_stmt): Adjust calls to lower_sequence.
6613 (lower_gimple_bind): Ditto.
6614 (gimple_try_catch_may_fallthru): Call gsi_start with lvalue.
6615 * tree-nested.c (walk_body): Take pointer to sequence, use
6616 walk_gimple_seq_mod.
6617 (walk_function): Adjust call to walk_body, set possibly changed body.
6618 (walk_gimple_omp_for): Adjust calls to walk_body.
6619 (convert_nonlocal_omp_clauses): Ditto.
6620 (convert_nonlocal_reference_stmt): Ditto.
6621 (convert_local_omp_clauses): Ditto.
6622 (convert_local_reference_stmt): Ditto.
6623 (convert_tramp_reference_stmt): Ditto.
6624 (convert_gimple_call): Ditto.
6625 (convert_nl_goto_reference): Use local iterator copy.
6626 * gimple.c (walk_gimple_seq_mod): Renamed from walk_gimple_seq,
6627 but taking pointer to sequence, ensure gsi_start is called with
6629 (walk_gimple_seq): New wrapper around walk_gimple_seq_mod,
6630 asserting that the sequence head didn't change.
6631 (walk_gimple_stmt): Replace all calls to walk_gimple_seq with
6632 walk_gimple_seq_mod.
6633 * trans-mem.c (lower_transaction): Use walk_gimple_seq_mod.
6634 (execute_lower_tm): Ditto, and set possibly changed body.
6635 * tree-eh.c (lower_eh_constructs_1): Take pointer to sequence,
6636 call gsi_start with that lvalue.
6637 (replace_goto_queue_stmt_list): Ditto.
6638 (replace_goto_queue_1): Adjust calls to replace_goto_queue_stmt_list.
6639 (replace_goto_queue): Ditto.
6640 (lower_try_finally_nofallthru): Adjust calls to lower_eh_constructs_1.
6641 (lower_try_finally_onedest): Ditto.
6642 (lower_try_finally_copy): Ditto.
6643 (lower_try_finally_switch): Ditto.
6644 (lower_try_finally): Ditto.
6645 (lower_eh_filter): Ditto.
6646 (lower_eh_must_not_throw): Ditto.
6647 (lower_cleanup): Ditto.
6648 (lower_eh_constructs_2): Ditto.
6649 (lower_catch): Ditto, and ensure gsi_start is called with lvalue.
6650 (lower_eh_constructs): Adjust calls to lower_eh_constructs_1, and
6651 set possibly changed body.
6652 (optimize_double_finally): Call gsi_start with lvalue.
6654 * tree-cfg.c (make_blocks): Adjust call to gsi_split_seq_before.
6655 (gimple_split_block): Ditto.
6656 (gimple_merge_blocks): Use gsi_start_phis.
6657 (move_stmt_r): Use walk_gimple_seq_mod.
6658 * tree-ssa-dse.c (dse_enter_block): Use gsi_last_bb.
6659 * cgraphbuild.c (build_cgraph_edges): Use gsi_start_phis.
6660 (rebuild_cgraph_edges): Ditto.
6661 (cgraph_rebuild_references): Ditto.
6662 * ipa-prop.c (ipa_analyze_params_uses): Ditto.
6663 * tree-inline.c (copy_phis_for_bb): Ditto.
6664 * tree-ssa-dce.c: Ditto.
6666 * cgraphunit.c (cgraph_analyze_function): Use gimple_has_body_p.
6668 2012-05-02 Kirill Yukhin <kirill.yukhin@intel.com>
6669 Andi Kleen <ak@linux.intel.com>
6671 * coretypes.h (MEMMODEL_MASK): New.
6672 * builtins.c (get_memmodel): Add val. Call target.memmodel_check
6673 and return new variable.
6674 (expand_builtin_atomic_exchange): Mask memmodel values.
6675 (expand_builtin_atomic_compare_exchange): Ditto.
6676 (expand_builtin_atomic_load): Ditto.
6677 (expand_builtin_atomic_store): Ditto.
6678 (expand_builtin_atomic_clear): Ditto.
6679 * doc/extend.texi: Mention port-dependent memory model flags.
6680 * config/i386/cpuid.h (bit_HLE): New.
6681 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
6683 * config/i386/i386-protos.h (ix86_generate_hle_prefix): New.
6684 * config/i386/i386-c.c (ix86_target_macros_internal): Set HLE defines.
6685 (ix86_target_string)<-mhle>: New.
6686 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
6687 * config/i386/i386.c (ix86_target_string) <OPTION_MASK_ISA_HLE>: New.
6688 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
6689 (ix86_option_override_internal) <PTA_HLE>: New switch, set it
6690 enabled for generic, generic64 and core-avx2.
6691 (ix86_print_operand): Generate HLE lock prefixes.
6692 (ix86_memmodel_check): New.
6693 (TARGET_MEMMODEL_CHECK): Ditto.
6694 * config/i386/i386.h (OPTION_ISA_HLE): Ditto.
6695 (IX86_HLE_ACQUIRE): Ditto.
6696 (IX86_HLE_RELEASE): Ditto.
6697 * config/i386/i386.h (ix86_generate_hle_prefix): Ditto.
6698 * config/i386/i386.opt (mhle): Ditto.
6699 * config/i386/sync.md(atomic_compare_and_swap<mode>): Pass
6700 success model to instruction emitter.
6701 (atomic_fetch_add<mode>): Ditto.
6702 (atomic_exchange<mode>): Ditto.
6703 (atomic_add<mode>): Ditto.
6704 (atomic_sub<mode>): Ditto.
6705 (atomic_<code><mode>): Ditto.
6706 (*atomic_compare_and_swap_doubledi_pic): Ditto.
6707 (atomic_compare_and_swap_single<mode>): Define and use argument
6709 (atomic_compare_and_swap_double<mode>): Ditto.
6710 * configure.ac: Check if assembler support HLE prefixes.
6711 * configure: Regenerate.
6714 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
6717 * gimplify.c (preprocess_case_label_vec_for_gimple): New function,
6719 (gimplify_switch_expr): ... here.
6720 * gimple.h (preprocess_case_label_vec_for_gimple): Add prototype.
6721 * tree-ssa-forwprop.c (simplify_gimple_switch_label_vec): New function
6722 to clean up case labels with values outside the index type range.
6723 (simplify_gimple_switch): Call it if something changed.
6724 Remove strange and unnecessary assert.
6726 2012-05-02 Richard Guenther <rguenther@suse.de>
6728 * fold-const.c (div_if_zero_remainder): sizetypes no longer
6730 (int_const_binop_1): New worker for int_const_binop with
6731 overflowable parameter. Pass it through to force_fit_type_double.
6732 (int_const_binop): Wrap around int_const_binop_1 with overflowable
6734 (size_binop_loc): Call int_const_binop_1 with overflowable equal
6735 to minus one, forcing overflow detection for even unsigned types.
6736 (extract_muldiv_1): Remove bogus TYPE_IS_SIZETYPE special-casing.
6737 (fold_binary_loc): Call try_move_mult_to_index with signed offset.
6738 * stor-layout.c (initialize_sizetypes): sizetypes no longer
6740 (layout_type): For zero-sized arrays ignore overflow on the
6742 * tree-ssa-ccp.c (bit_value_unop_1): Likewise.
6743 (bit_value_binop_1): Likewise.
6744 * tree.c (double_int_to_tree): Likewise.
6745 (double_int_fits_to_tree_p): Likewise.
6746 (force_fit_type_double): Likewise.
6747 (host_integerp): Likewise.
6748 (int_fits_type_p): Likewise.
6749 * varasm.c (output_constructor_regular_field): Sign-extend the
6750 field-offset to cater for negative offsets produced by the Ada
6752 * omp-low.c (extract_omp_for_data): Convert the loop step to
6753 signed for pointer adjustments.
6755 2012-05-02 Richard Guenther <rguenther@suse.de>
6757 * tree.c (valid_constant_size_p): New function.
6758 * tree.h (valid_constant_size_p): Declare.
6759 * cfgexpand.c (expand_one_var): Adjust check for too large
6760 variables by using valid_constant_size_p.
6761 * varasm.c (assemble_variable): Likewise.
6763 * c-decl.c (grokdeclarator): Properly check for sizes that
6764 cover more than half of the address-space.
6766 2012-05-02 Jakub Jelinek <jakub@redhat.com>
6768 PR tree-optimization/53163
6769 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
6770 return value from compute_all_dependences.
6772 PR rtl-optimization/53160
6773 * ree.c (combine_reaching_defs): Handle the case where cand->insn
6774 has been modified by ree pass already.
6776 2012-05-01 Ian Lance Taylor <iant@google.com>
6779 * c-decl.c (build_compound_literal): Make the decl readonly if it
6780 an array of a readonly type.
6781 * gimplify.c (gimplify_compound_literal_expr): Add fallback
6782 parameter. Change all callers. If the decl is not addressable
6783 and is not an l-value, make it readonly.
6785 2012-05-01 Bernd Schmidt <bernds@codesourcery.com>
6787 * ira.c (allocated_reg_info_size): New static variable.
6788 (expand_reg_info): Manage it. Call
6789 setup_preferred_alternate_classes_for_new_pseudos.
6790 (ira): Don't do it here. Remove local allocated_reg_info_size,
6791 set the global before calling find_moveable_pseudos.
6792 (find_moveable_pseudos): Call expand_reg_info rather than
6795 2012-05-01 Richard Henderson <rth@redhat.com>
6797 * common.opt (fsync-libcalls): New.
6798 * doc/invoke.texi: Document it.
6799 * optabs.c (init_sync_libfuncs): Honor it.
6801 2012-05-01 Kenneth Zadeck <zadeck@naturalbridge.com>
6802 Richard Sandiford <r.sandiford@uk.ibm.com>
6804 PR rtl-optimization/52543
6805 * Makefile.in (lower-subreg.o, target-globals.o): Depend on
6807 * lower-subreg.h: New file.
6808 * target-globals.h (this_target_lower_subreg): Declare.
6809 (target_globals): Add lower_subreg;
6810 (restore_target_globals): Restore this_target_lower_subreg.
6811 * target-globals.c: Include it.
6812 (default_target_globals): Add default_target_lower_subreg.
6813 (save_target_globals): Initialize target_lower_subreg.
6814 * rtl.h (init_lower_subreg): Added declaration.
6815 * toplev.c (backend_init_target): Call initializer for lower-subreg
6817 * lower-subreg.c (LOG_COSTS, FORCE_LOWERING): New macros.
6818 (default_target_lower_subreg): New variable.
6819 (this_target_lower_subreg): Likewise.
6820 (twice_word_mode, choices): New macros.
6821 (shift_cost, compute_splitting_shift, compute_costs)
6822 (init_lower_subreg): New functions.
6823 (resolve_simple_move): Add speed_p argument. Check choices.
6824 (find_pseudo_copy): Don't check the mode size here.
6825 (resolve_simple_move): Assert the mode size.
6826 (find_decomposable_shift_zext): Add speed_p argument and return
6827 a bool. Check choices.
6828 (resolve_shift_zext): Add comment.
6829 (dump_shift_choices, dump_choices): New functions.
6830 (decompose_multiword_subregs): Dump list of profitable
6831 transformations. Add code to skip non profitable transformations.
6832 Update calls to simple_move and find_decomposable_shift_zext.
6834 2012-05-01 Ian Bolton <ian.bolton@arm.com>
6835 Sameera Deshpande <sameera.deshpande@arm.com>
6836 Greta Yorsh <greta.yorsh@arm.com>
6838 * config/arm/arm-protos.h (thumb_unexpanded_epilogue): Rename to...
6839 (thumb1_unexpanded_epilogue): ...this.
6840 * config/arm/arm.c (thumb_unexpanded_epilogue): Rename to...
6841 (thumb1_unexpanded_epilogue): ...this.
6842 * config/arm/arm.md (thumb_unexpanded_epilogue): Rename to...
6843 (thumb1_unexpanded_epilogue): ...this.
6845 2012-05-01 Richard Earnshaw <rearnsha@arm.com>
6847 * arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_DEFAULT): Avoid ifdef
6848 comparing enumeration values. Update comments.
6850 2012-05-01 Alan Modra <amodra@gmail.com>
6853 * config/rs6000/rs6000.c (load_lr_save, restore_saved_lr,
6854 load_cr_save, add_crlr_cfa_restore): New functions.
6855 (rs6000_restore_saved_cr): Rename to..
6856 (restore_saved_cr): ..this. Add cfa_restore notes for cr.
6857 (rs6000_emit_epilogue): Use new functions. Adjust condition
6858 for emitting lr and cr cfa_restore. Emit cfa_restores for fp
6859 regs when using out-of-line restore only when shrink wrapping.
6861 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
6864 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
6865 calls to cgraph_node_name in xstrdup.
6866 (ipa_make_edge_direct_to_target): Ditto.
6867 * cgraph.c (dump_cgraph_node): Ditto.
6868 * tree-sra.c (convert_callers_for_node): Ditto.
6869 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
6870 * ipa-cp.c (perhaps_add_new_callers): Ditto.
6871 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
6872 (cgraph_materialize_all_clones): Ditto.
6873 * ipa-inline.c (report_inline_failed_reason): Ditto.
6874 (want_early_inline_function_p): Ditto.
6875 (edge_badness): Ditto.
6876 (update_edge_key): Ditto.
6877 (flatten_function): Ditto.
6878 (ipa_inline): Ditto.
6879 (inline_always_inline_functions): Ditto.
6880 (early_inline_small_functions): Ditto.
6882 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
6885 * config/i386/i386.md (*umul<mode><dwi>3_1): Switch places of
6886 constraints 0 and 1.
6888 012-04-30 Jan Hubicka <jh@suse.cz>
6890 * cgraph.c (ld_plugin_symbol_resolution_names): Move to symtab.c
6891 (cgraph_asm_nodes, cgraph_asm_last_node): Move to cgraphunit.c
6892 (cgraph_add_to_same_comdat_group): Remove.
6893 (cgraph_add_asm_node): Move to cgraphunit.c.
6894 (cgraph_make_decl_local): Move to symtab.c
6895 (cgraph_make_node_local_1): Update.
6896 (cgraph_can_remove_if_no_direct_calls_and): Update.
6897 (used_from_object_file_p): Update.
6898 (resolution_used_from_other_file_p): Move to symtab.c
6899 (cgraph_used_from_object_file_p): move to symtab.c
6900 (verify_cgraph_node): Verify same comdat groups.
6901 * cgraph.h (cgraph_asm_node): Rename to ...
6902 (asm_node): ... this one.
6903 (cgraph_asm_nodes): Rename to ...
6904 (asm_nodes): ... this one.
6905 (symtab_add_to_same_comdat_group): New function.
6906 (symtab_dissolve_same_comdat_group_list): New function.
6907 (symtab_used_from_object_file_p): Declare.
6908 (symtab_make_decl_local): Declare.
6909 (cgraph_add_to_same_comdat_group): Remove.
6910 (cgraph_add_asm_node): Remove.
6911 (cgraph_used_from_object_file_p, varpool_used_from_object_file_p):
6913 (cgraph_finalize_compilation_unit): Rename to ...
6914 (finalize_compilation_unit): ... this one.
6915 (cgraph_optimize): Rename to ....
6916 (compile): ... this one.
6917 (add_asm_node): Declare.
6918 (fixup_same_cpp_alias_visibility): Declare.
6919 (cgraph_make_decl_local): Remove.
6920 (varpool_assemble_pending_decls): Rename to ...
6921 (varpool_output_variables): ... this one.
6922 (varpool_remove_unreferenced_decls): Remove.
6923 * ipa-inline-transform.c (clone_inlined_nodes): Dissolve comdat groups.
6924 (preserve_function_body_p): Make static.
6925 * toplev.c (compile_file): Update comments; update.
6926 * cgraphunit.c: Update comments.
6927 (cgraph_expand_all_functions): Rename to ...
6928 (expand_all_functions): ... this one; update.
6929 (cgraph_mark_functions_to_output): Rename to ...
6930 (mark_functions_to_output): ... this one; cleanup.
6931 (cgraph_output_pending_asms): Remove prototype.
6932 (asm_nodes, asm_last_node): New static vars.
6933 (cgraph_process_new_functions): Update.
6934 (cgraph_reset_node): Cleanup; add comment.
6935 (cgraph_add_new_function): Update.
6936 (cgraph_output_pending_asms): Rename to ...
6937 (output_asm_statements): ... this one.
6938 (add_asm_node): New function.
6939 (fixup_same_cpp_alias_visibility): New function based on code
6940 in cgraph_analyze_function.
6941 (cgraph_analyze_function): Use it.
6942 (cgraph_order_sort): Update.
6943 (cgraph_output_in_order): Update.
6944 (cgraph_function_versioning): Update.
6945 (cgraph_optimize): Rename to ...
6946 (compile): ... this one; initialize streamer hooks here.
6947 (cgraph_finalize_compilation_unit): Rename to ...
6948 (finalize_compilation_unit): ... this one; do not initialize streamer
6950 * lto-streamer-out.c (lto_output_toplevel_asms): Update.
6951 * dwarf2out.c: Update ocmment.
6952 * optimize.c (maybe_clone_body): Use symtab_add_to_same_comdat_group.
6953 * method.c (use_thunk): Likewise.
6954 * semantics.c (maybe_add_lambda_conv_op): Likewise.
6955 * decl2.c (maybe_emit_vtables): Likewise.
6956 (cp_write_global_declarations): Use finalize_compilation_unit.
6957 * parser.c (cp_parser_asm_definition): Use add_asm_node.
6958 * lto-streamer-in.c (lto_input_toplevel_asms): Use add_asm_node
6959 * c-decl.c (c_write_global_declarations): Use
6960 finalize_compilation_unit.
6961 * langhooks.c (write_global_declarations): Update.
6962 * ipa.c (cgraph_externally_visible_p): Update.
6963 (dissolve_same_comdat_group_list): Remove.
6964 (function_and_variable_visibility): Update.
6965 * symtab.c: Inlcude lto-streamer.h and rtl.h
6966 (ld_plugin_symbol_resolution_names): New.
6967 (symtab_add_to_same_comdat_group): New.
6968 (symtab_dissolve_same_comdat_group_list): New.
6969 (resolution_used_from_other_file_p): Move here from cgraph.c
6970 (symtab_used_from_object_file_p): New.
6971 (symtab_make_decl_local): New.
6972 * passes.c (register_pass): Update comments.
6973 * c-parser.c (c_parser_asm_definition): Update.
6974 * varpool.c (varpool_analyze_node): Use
6975 fixup_same_cpp_alias_visibility.
6976 (varpool_remove_unreferenced_decls): Make static.
6977 (varpool_assemble_pending_decls): Rename to ...
6978 (varpool_output_variables): ... this one; call
6979 varpool_remove_unreferenced_decls.
6980 (varpool_used_from_object_file_p): Remove.
6982 2012-04-30 Marc Glisse <marc.glisse@inria.fr>
6985 * c-typeck.c (build_array_ref): Call
6986 convert_vector_to_pointer_for_subscript.
6987 * doc/extend.texi (Vector Extensions): Subscripting not just for C.
6989 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
6991 * config/i386/i386.md (and<mode>3): Change runtime operand mode checks
6992 to compile-time "mode == <MODE>mode" checks.
6993 (and splitter): Ditto.
6995 2012-04-30 Richard Henderson <rth@redhat.com>
6997 * config/arm/arm.md (UNSPEC_LL): New.
6998 * config/arm/sync.md (atomic_loaddi, atomic_loaddi_1): New.
6999 (arm_load_exclusivedi): Use %H0.
7001 2012-04-30 Jason Merrill <jason@redhat.com>
7003 * dwarf2out.c (comdat_symbol_id): Add const.
7004 (union die_symbol_or_type_node): Add const to die_symbol.
7005 (output_die_symbol, output_die, output_comp_unit): Adjust.
7007 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
7009 * config/arm/arm.md (negdi2): Use gen_negdi2_neon.
7010 * config/arm/neon.md (negdi2_neon): New insn.
7011 Also add splitters for core and NEON registers.
7013 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
7015 * config/arm/arm.c (neon_valid_immediate): Allow const_int.
7016 (arm_print_operand): Add 'x' format.
7017 * config/arm/constraints.md (Dn): Allow const_int.
7018 * config/arm/neon.md (neon_mov<mode>): Use VDX to allow DImode.
7019 Use 'x' format to print constants.
7020 * config/arm/predicates.md (imm_for_neon_mov_operand): Allow const_int.
7021 * config/arm/vfp.md (movdi_vfp): Disable for const_int when neon
7023 (movdi_vfp_cortexa8): Likewise.
7025 2012-04-30 Ian Bolton <ian.bolton@arm.com>
7026 Sameera Deshpande <sameera.deshpande@arm.com>
7027 Greta Yorsh <greta.yorsh@arm.com>
7029 * config/arm/arm-protos.h (ldm_stm_operation_p): New declaration.
7030 * config/arm/arm.c (ldm_stm_operation_p): New function.
7031 * config/arm/predicates.md (load_multiple_operation): Update predicate.
7032 (store_multiple_operation): Likewise.
7034 * config/arm/arm-protos.h (ldm_stm_operation_p): New parameters.
7035 * config/arm/arm.c (ldm_stm_operation_p): New parameters.
7036 * config/arm/predicates.md (load_multiple_operation): Add arguments.
7037 (store_multiple_operation): Likewise.
7039 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
7041 * config/i386/i386.md (and<mode>3): Expand masking operations with
7042 0xff, 0xffff or 0xffffffff immediates to corresponding zero_extend RTX.
7043 (and splitter): Split to DImode zero_extend RTX for DImode operand[0].
7045 2012-04-30 Dodji Seketeli <dodji@redhat.com>
7047 Add -Wvarargs option
7048 * builtins.c (fold_builtin_next_arg): Use OPT_Wvarargs as an
7049 argument for the various warning_at calls.
7050 * docs/invoke.texi: Update the documentation.
7052 2012-04-30 Dodji Seketeli <dodji@redhat.com>
7054 Switch -ftrack-macro-expansion=2 on by default.
7055 * docs/cppopts.texi: Adjust for enabling -ftrack-macro-expansion=2
7058 Fix va_start related location
7059 * builtins.c (fold_builtin_next_arg): Unwinds to the first
7060 location in real source code.
7062 Make conversion warnings work on NULL with -ftrack-macro-expansion
7063 * input.h (expansion_point_location_if_in_system_header): Declare
7065 * input.c (expansion_point_location_if_in_system_header): Define it.
7067 Fix -Wuninitialized for -ftrack-macro-expansion
7068 * tree-ssa.c (warn_uninit): Use the spelling location of the variable
7069 declaration. Use linemap_location_before_p for source locations.
7071 Strip "<built-in>" loc from displayed expansion context
7072 * input.c (expand_location_1): When expanding to spelling location
7073 in a context of a macro expansion, skip reserved system header
7074 locations. Update comments. * tree-diagnostic.c
7075 (maybe_unwind_expanded_macro_loc): Likewise.
7077 Make expand_location resolve to locus in main source file
7078 * input.c (expand_location_1): New. Takes a parameter to choose
7079 whether to resolve the location to spelling or expansion point.
7080 Was factorized from ...
7081 (expand_location): ... here.
7082 (expand_location_to_spelling_point): New. Implemented in terms of
7084 * diagnostic.c (diagnostic_build_prefix): Use the new
7085 expand_location_to_spelling_point instead of expand_location.
7087 Fix PCH crash on GTYed pointer-to-scalar field of a struct
7088 * gengtype.c (write_types_process_field): Force second argument of
7089 the call to the PCH object hierarchy walker to be 'x'.
7091 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
7093 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
7094 predicate to discriminate types.
7096 2012-04-30 Manuel López-Ibáñez <manu@gcc.gnu.org>
7098 * doc/invoke.texi (Wmissing-format-attribute): Document as an
7099 alias of Wsuggest-attribute=format.
7100 * c-typeck.c (convert_for_assignment): Replace
7101 Wmissing-format-attribute with Wsuggest-attribute=format.
7102 (digest_init): Likewise.
7104 2012-04-29 Manuel López-Ibáñez <manu@gcc.gnu.org>
7106 * opts.c (finish_options): Do not handle -Wmissing-noreturn here.
7107 * common.opt (Wmissing-noreturn): Alias of
7108 -Wsuggest-attribute=noreturn.
7110 2012-04-29 Hans-Peter Nilsson <hp@axis.com>
7113 * config/cris/cris.md (andqu): New peephole2.
7114 (andu): Tweak head comment.
7116 2012-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
7117 Steven Bosscher <steven@gcc.gnu.org>
7118 Maxim Kuvyrkov <maxim@codesourcery.com>
7120 PR tree-optimization/38785
7121 * common.opt (ftree-partial-pre): New option.
7122 * doc/invoke.texi: Document it.
7123 * opts.c (default_options_table): Initialize flag_tree_partial_pre.
7124 * tree-ssa-pre.c (do_partial_partial_insertion): Insert only if it will
7126 (execute_pre): Use flag_tree_partial_pre.
7128 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7131 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
7134 2012-04-27 Ollie Wild <aaw@google.com>
7136 * doc/invoke.texi (Wliteral-suffix): Document new option.
7138 2012-04-27 Tom Tromey <tromey@redhat.com>
7140 * dwarf2out.c (dwarf_stack_op_name): Use get_DW_OP_name.
7141 (dwarf_tag_name): Use get_DW_TAG_name.
7142 (dwarf_attr_name): Use get_DW_AT_name.
7143 (dwarf_form_name): Use get_DW_FORM_name.
7144 * dwarf2cfi.c (dwarf_cfi_name): Use get_DW_CFA_name.
7146 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
7148 * tree-ssa-phiopt.c (conditional_replacement): Replace PHIs whose
7149 arguments are -1 and 0, by negating the result of the conditional.
7151 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
7154 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
7156 2012-04-27 Richard Guenther <rguenther@suse.de>
7158 * tree-flow.h (is_hidden_global_store): Remove.
7159 * tree-ssa-sink.c (is_hidden_global_store): Likewise.
7160 * tree-ssa-alias.h (ref_may_alias_global_p): Declare.
7161 (stmt_may_clobber_global_p): Likewise.
7162 * tree-ssa-alias.c (ref_may_alias_global_p): New function.
7163 (stmt_may_clobber_global_p): Likewise.
7164 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Call
7165 stmt_may_clobber_global_p.
7166 * tree-ssa-dse.c (dse_possible_dead_store_p): Likewise.
7168 2012-04-27 Steven Bosscher <steven@gcc.gnu.org>
7170 * cfg.c (disconnect_src): Do df_mark_solutions_dirty in the right
7173 * tree-switch-conversion.c (struct switch_conv_info): Add range_max,
7174 reorganize some fields and update comments. Rename bit_test_uniq
7175 and bit_test_count to uniq resp. count. Remove bit_test_bb.
7176 (collect_switch_conv_info): New function, collects info about a
7177 GIMPLE_SWITCH into a struct switch_conv_info.
7178 (check_range): Simplify to use pre-recorded info. Fix think-o in
7179 range-branch ratio check.
7180 (check_process_case): Remove function.
7181 (check_all_empty_except_final): New function, verifies that all
7182 non-final basic blocks are empty.
7183 (process_switch): Simplify to use pre-recorded info. Call
7184 collect_switch_conv_info to do that. Assert that degenerate switch
7185 statements have been cleaned up.
7187 2012-04-27 Marc Glisse <marc.glisse@inria.fr>
7190 * tree-ssa-forwprop.c (combine_conversions): Handle INT->FP->INT.
7192 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
7195 * c-typeck.c (pop_init_level): Use %qD instead of %qT.
7197 2012-04-27 Tom de Vries <tom@codesourcery.com>
7199 PR tree-optimization/51879
7200 * tree-ssa-sccvn.h (struct vn_reference_s): Add result_vdef field.
7201 * tree-ssa-sccvn.c (mark_use_processed): New function, factored out
7203 (defs_to_varying): ... here. Don't set use_processed.
7204 (visit_reference_op_call): Handle gimple_vdef.
7205 Handle case that lhs is NULL_TREE.
7206 (visit_use): Use mark_use_processed. Handle calls with side-effect
7207 using visit_reference_op_call.
7209 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
7211 * sched-deps.c (fixup_sched_groups): Rename to...
7212 (chain_to_prev_insn): ...this.
7213 (chain_to_prev_insn_p): New function.
7214 (deps_analyze_insn): Use it instead of SCHED_GROUP_P.
7216 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
7218 * sched-int.h (_haifa_insn_data): Move priority_status.
7220 (INSN_MODEL_INDEX): New macro.
7221 * haifa-sched.c (insn_delay): New function.
7222 (sched_regno_pressure_class): Update commentary.
7223 (mark_regno_birth_or_death): Pass the liveness bitmap and
7224 pressure array as arguments, instead of using curr_reg_live and
7225 curr_reg_pressure. Only update the pressure if the bit in the
7226 liveness set has changed.
7227 (initiate_reg_pressure_info): Always trust the live-in set for
7228 SCHED_PRESSURE_MODEL.
7229 (initiate_bb_reg_pressure_info): Update call to
7230 mark_regno_birth_or_death.
7231 (dep_list_size): Take the list as argument.
7232 (calculate_reg_deaths): New function, extracted from...
7233 (setup_insn_reg_pressure_info): ...here.
7234 (MODEL_BAR): New macro.
7235 (model_pressure_data, model_insn_info, model_pressure_limit)
7236 (model_pressure_group): New structures.
7237 (model_schedule, model_worklist, model_insns, model_num_insns)
7238 (model_curr_point, model_before_pressure, model_next_priority):
7240 (MODEL_PRESSURE_DATA, MODEL_MAX_PRESSURE, MODEL_REF_PRESSURE)
7241 (MODEL_INSN_INFO, MODEL_INSN): New macros.
7242 (model_index, model_update_limit_points_in_group): New functions.
7243 (model_update_limit_points, model_last_use_except): Likewise.
7244 (model_start_update_pressure, model_update_pressure): Likewise.
7245 (model_recompute, model_spill_cost, model_excess_group_cost): Likewise.
7246 (model_excess_cost, model_dump_pressure_points): Likewise.
7247 (model_set_excess_costs): Likewise.
7248 (rank_for_schedule): Extend SCHED_PRIORITY_WEIGHTED ordering to
7249 SCHED_PRIORITY_MODEL. Use insn_delay. Use the order in the model
7250 schedule as an alternative tie-breaker. Update the call to
7252 (ready_sort): Call model_set_excess_costs.
7253 (update_register_pressure): Update call to mark_regno_birth_or_death.
7254 Rely on that function to check liveness rather than doing it here.
7255 (model_classify_pressure, model_order_p, model_add_to_worklist_at)
7256 (model_remove_from_worklist, model_add_to_worklist, model_promote_insn)
7257 (model_add_to_schedule, model_analyze_insns, model_init_pressure_group)
7258 (model_record_pressure, model_record_pressures): New functions.
7259 (model_record_final_pressures, model_add_successors_to_worklist)
7260 (model_promote_predecessors, model_choose_insn): Likewise.
7261 (model_reset_queue_indices, model_dump_pressure_summary): Likewise.
7262 (model_start_schedule, model_finalize_pressure_group): Likewise.
7263 (model_end_schedule): Likewise.
7264 (schedule_insn): Say when we're scheduling the next instruction
7265 in the model schedule.
7266 (schedule_insn): Handle SCHED_PRESSURE_MODEL.
7267 (queue_to_ready): Do not add instructions that are
7268 MAX_SCHED_READY_INSNS beyond the current point of the model schedule.
7269 Always allow the next instruction in the model schedule to be added.
7270 (debug_ready_list): Print the INSN_REG_PRESSURE_EXCESS_COST_CHANGE
7271 and delay for SCHED_PRESSURE_MODEL too.
7272 (prune_ready_list): Extend SCHED_PRIORITY_WEIGHTED handling to
7273 SCHED_PRIORITY_MODEL, but also take the DFA into account.
7274 (schedule_block): Call model_start_schedule and model_end_schedule.
7275 Extend SCHED_PRIORITY_WEIGHTED stall handling to SCHED_PRIORITY_MODEL.
7276 (sched_init): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
7277 to SCHED_PRESSURE_MODEL, but don't allocate saved_reg_live or
7279 (sched_finish): Update accordingly.
7280 (fix_tick_ready): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
7281 to SCHED_PRESSURE_MODEL.
7282 (add_jump_dependencies): Update call to dep_list_size.
7283 (haifa_finish_h_i_d): Fix leak of max_reg_pressure.
7284 (haifa_init_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
7285 to SCHED_PRESSURE_MODEL.
7286 * sched-deps.c (init_insn_reg_pressure_info): Likewise, but don't
7287 allocate INSN_MAX_REG_PRESSURE for SCHED_PRESSURE_MODEL.
7288 (sched_analyze_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE
7289 handling to SCHED_PRESSURE_MODEL.
7291 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
7293 * common.opt (fsched-pressure-algorithm=): New option.
7294 * flag-types.h (sched_pressure_algorithm): New enum.
7295 * sched-int.h (sched_pressure_p): Replace with...
7296 (sched_pressure): ...this new variable.
7297 * haifa-sched.c (sched_pressure_p): Replace with...
7298 (sched_pressure): ...this new variable.
7299 (sched_regno_pressure_class, rank_for_schedule, ready_sort)
7300 (update_reg_and_insn_max_reg_pressure, schedule_insn)
7301 (debug_ready_list, prune_ready_list, schedule_block, sched_init)
7302 (sched_finish, fix_tick_ready, haifa_init_insn): Update accordingly.
7303 * sched-deps.c (init_insn_reg_pressure_info): Likewise.
7304 (sched_analyze_insn): Likewise.
7305 * sched-rgn.c (schedule_region): Likewise.
7306 * config/m68k/m68k.c (m68k_sched_variable_issue): Likewise.
7308 2012-04-26 Bernd Schmidt <bernds@codesourcery.com>
7310 * PR middle-end/52997
7311 * ira.c (find_moveable_pseudos): Call resize_reg_info.
7314 * machmode.h (CLASS_HAS_WIDER_MODES_P): True for MODE_PARTIAL_INT.
7315 * expr.c (convert_move): Honor unsignedp when extending partial int
7317 * genmodes.c (complete_mode): Don't clear component field of partial
7319 (emit_mode_inner): Don't emit it however.
7320 (calc_wider_mode): Partial int modes widen to their component.
7322 2012-04-26 David S. Miller <davem@davemloft.net>
7324 * config/sparc/niagara4.md: New file.
7325 * config/sparc/sparc.md: Include it.
7326 * config/sparc/sparc.c (niagara4_costs): New processor costs.
7327 (sparc_option_override): Use it.
7328 (sparc_use_sched_lookahead): Return 2 for niagara4.
7329 (sparc_issue_rate): Likewise.
7331 * config/sparc/sparc.md (attr type): Delete 'fgm_cmp'.
7332 (fpack16_vis, fpackfix_vis, fpack32_vis): Set type to fgm_pack.
7333 (fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
7334 fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis): Set type to fgm_mul.
7335 (alignaddrsi_vis, alignaddrdi_vis, alignaddrlsi_vis,
7336 alignaddrldi_vis): Set type to gsr.
7337 (pdist_vis, pdistn<mode>_vis): Set type to fgm_pdsit.
7338 (fcmp<code><GCM:gcm_name><P:mode>_vis, cmask8<P:mode>_vis,
7339 cmask16<P:mode>_vis, cmask32<P:mode>_vis, fchksm16_vis,
7340 v<vis3_shift_patname><mode>3, fmean16_vis,
7341 fp<plusminus_insn>64_vis, <vis3_addsub_ss_patname><mode>3,
7342 fucmp<code>8<P:mode>_vis): Set type to fga.
7343 * config/sparc/ultra1_2.md: Remove refrences to fgm_cmp.
7344 * config/sparc/niagara.md: Likewise.
7345 * config/sparc/niagara2.md: Likewise.
7346 * config/sparc/ultra3.md: Likewise, and fix type matching for
7347 us3_ialuX reservation.
7349 2012-04-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7351 * reload.c (find_reloads): Change the loop nesting when trying an
7352 alternative with swapped operands.
7354 2012-04-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
7356 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Fix
7357 comment. Delete unused parameter first_exp_point_map.
7358 (virt_loc_aware_diagnostic_finalizer): Update call.
7360 2012-04-26 Michael Hope <michael.hope@linaro.org>
7361 Richard Earnshaw <rearnsha@arm.com>
7363 * config/arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_SOFT_FLOAT): Define.
7364 (GLIBC_DYNAMIC_LINKER_HARD_FLOAT): Define.
7365 (GLIBC_DYNAMIC_LINKER_DEFAULT): Define.
7366 (GLIBC_DYNAMIC_LINKER): Redefine to use the hard float path.
7368 2012-04-25 Sriraman Tallam <tmsriram@google.com>
7370 * doc/extend.texi: Document avx2 support.
7371 * config/i386/i386.c (fold_builtin_cpu): Add avx2.
7373 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
7376 * config/cris/cris.md ("*andhi_lowpart_v32")
7377 ("*andqi_lowpart_v32"): Change first input-only operand from
7378 a (match_operand ...) to (match_dup 0). Drop alternatives with
7379 const_int-matching constraints for redundancy.
7380 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
7381 three-operand alternative.
7383 2012-04-25 Jakub Jelinek <jakub@redhat.com>
7386 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
7387 instead expand it as zero extension.
7389 2012-04-25 H.J. Lu <hongjiu.lu@intel.com>
7392 * dwarf2out.c (dbx_reg_number): Assert return value != INVALID_REGNUM.
7394 2012-04-25 Jakub Jelinek <jakub@redhat.com>
7396 * common.opt (flag_debug_types_section): Default to 0.
7397 (dwarf_version): Default to 4.
7398 (dwarf_record_gcc_switches): Default to 1.
7399 (dwarf_strict): Default to 0.
7400 * toplev.c (process_options): Don't handle dwarf_strict
7401 or dwarf_version here.
7402 * config/vxworks.c (vxworks_override_options): Don't
7403 test whether dwarf_strict or dwarf_version are negative,
7404 instead test !global_options_set.x_dwarf_*.
7405 * config/darwin.c (darwin_override_options): Default to
7407 * doc/invoke.texi: Note that -gdwarf-4, -grecord-gcc-switches
7408 and -fno-debug-types-section are now the default.
7410 2012-04-25 Jan Hubicka <jh@suse.cz>
7412 * cgraphunit.c: Update toplevel comment.
7413 (tree_rest_of_compilation): Merge into cgraph_expand_function.
7414 (cgraph_analyze_function): Make static.
7415 (cgraph_decide_is_function_needed): Make static.
7416 (cgraph_add_new_function): Use expand_function instead of
7417 rest_of_compilation.
7418 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
7419 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
7421 (cgraph_inline_p): Remove.
7422 (cgraph_preserve_function_body_p): Move to ipa-inline-transform.
7423 (init_cgraph): Add comment.
7424 * cgraphbuild.c (record_reference, mark_address, mark_load,
7425 mark_store): Do not call analyze_expr hook.
7426 * cgraph.c: Update toplevel comment.
7427 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
7428 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
7429 Move fere from cgraphunit.c
7430 (cgraph_mark_force_output_node): Move to cgraph.h
7431 * cgraph.h: Reorder so the comments match the function placement.
7432 (cgraph_analyze_function, cgraph_decide_is_function_needed): Remove.
7433 (cgraph_mark_force_output_node): Move here from cgraph.c
7434 * tree.c (free_lang_data): Do not clear analyze_expr hook.
7435 * ipa-inline-transform.c (preserve_function_body_p): New function.
7436 (inline_transform): Update.
7437 * langhooks.c (lhd_callgraph_analyze_expr): Remove.
7438 * langhooks.h (lang_hooks_for_callgraph): Remove.
7439 (lang_hooks): Remove callgraph.
7440 * tree-inline.c (expand_call_inline): Do not use cgraph_inline_p.
7441 * varpool.c: Remove out of date comment.
7442 * langhooks-def.h (lhd_callgraph_analyze_expr): Remove.
7443 (LANG_HOOKS_CALLGRAPH_ANALYZE_EXPR): Remove.
7445 2012-04-25 Jan Hubicka <jh@suse.cz>
7448 * cgraphunit.c (referred_to_p): Move ahead in file to avoid
7449 forward declaration.
7450 (cgraph_finalize_function): Finalize them here.
7451 * symtab.c (dump_symtab): Dump ctors and dtors.
7453 2012-04-25 Jakub Jelinek <jakub@redhat.com>
7456 * stor-layout.c (get_best_mode): Don't return mode with bitsize
7457 larger than maxbits. Don't compute maxbits modulo align.
7458 Also check that unit bytes long store at bitpos / unit * unit
7459 doesn't affect bits beyond bitregion_end.
7460 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
7461 would not fit into bitregion_start ... bitregion_end + 1 bit region.
7462 (store_split_bit_field): Decrease unit close to end of bitregion_end
7463 if access is restricted in order to avoid mutual recursion.
7465 PR tree-optimization/53058
7466 * double-int.h (double_int_max_value, double_int_min_value): New
7468 * double-int.c (double_int_max_value, double_int_min_value): New
7470 * tree-vrp.c (register_edge_assert_for_2): Compare mask for LE_EXPR
7471 or GT_EXPR with double_int_max_value instead of double_int_mask.
7473 2012-04-25 Richard Guenther <rguenther@suse.de>
7475 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
7476 * tree-vect-loop.c (vect_transform_loop): Adjust.
7477 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Record
7478 the maximum number of iterations for the epilogue loop.
7479 (vect_loop_versioning): Remove case re-using the peeled epilogue loop.
7481 2012-04-25 Jakub Jelinek <jakub@redhat.com>
7484 * c-typeck.c (set_nonincremental_init,
7485 set_nonincremental_init_from_string): Pass true instead of false
7486 as IMPLICIT to add_pending_init.
7488 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
7490 * c-typeck.c (pop_init_level): Improve diagnostics.
7492 2012-04-25 Uros Bizjak <ubizjak@gmail.com>
7494 * compare-elim.c (try_eliminate_compare): Also handle operands with
7495 implicit extensions.
7497 2012-04-25 Alan Modra <amodra@gmail.com>
7499 * config/rs6000/rs6000 (SAVE_INLINE_VRS, REST_INLINE_VRS,
7500 V_SAVE_INLINE, SAVRES_LR, SAVRES_SAVE, SAVRES_REG,
7501 SAVRES_GPR, SAVRES_FPR, SAVRES_VR): Define.
7502 (no_global_regs_above): Delete.
7503 (no_global_regs): New function.
7504 (rs6000_savres_strategy): Handle vector regs. Use proper lr_save_p
7505 value for load multiple test.
7506 (savres_routine_syms): Increase size.
7507 (rs6000_savres_routine_name, rs6000_savres_routine_sym,
7508 ptr_regno_for_savres, rs6000_emit_savres_rtx): Pass in int selector
7509 rather than a number of boolean flags. Update all callers.
7510 (rs6000_savres_routine_name): Generate vector save/restore names.
7511 (rs6000_savres_routine_sym): Handle vector regs. Delete forward decl.
7512 (ptr_regno_for_savres, rs6000_emit_savres_rtx): Likewise.
7513 (rs6000_emit_prologue): Delete saving_FPRs_inline, saving_GPRs_inline
7514 and using_store_multiple. Expand uses. Don't always use r11 as
7515 frame reg when needed for out-of-line saves. Set up initial offset
7516 for out-of-line vector saves when buying stack frame. Handle pointer
7517 reg setup for out-of-line fp save. Emit call to out-of-line vector
7518 save function. Choose r11 or r12 for vrsave reg when available for
7520 (rs6000_output_function_prologue): Don't emit .extern for ELF.
7521 (rs6000_emit_epilogue): Choose a better frame reg when restoring
7522 from back-chain to suit out-of-line vector restore functions. Emit
7523 call to out-of-line vector restore function. Adjust register used
7524 for cr restore. Tweak pointer register setup for gpr restore.
7525 * config/rs6000/rs6000.h (FIRST_SAVED_GP_REGNO): Take into account
7527 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Simplify.
7528 (V_SAVE_INLINE): Define.
7529 * config/rs6000/altivec.md (save_vregs_*, restore_vregs_*): New insns.
7531 2012-04-25 Alan Modra <amodra@gmail.com>
7533 * config/rs6000/rs6000.c (rs6000_savres_strategy): Allow
7534 out-of-line save/restore for large frames. Don't disable
7535 out-of-line saves on ABI_AIX when using static chain reg.
7536 (rs6000_emit_prologue): Adjust cr_save_regno on ABI_AIX to not
7537 clobber static chain reg, and tweak for out-of-line gpr saves
7540 2012-04-25 Alan Modra <amodra@gmail.com>
7542 * config/rs6000/rs6000.c (START_USE, END_USE, NOT_INUSE): Define.
7543 (rs6000_emit_prologue): Use the above to catch register overlap.
7545 2012-04-25 Alan Modra <amodra@gmail.com>
7547 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete forward
7548 decl. Move logic selecting update reg to callers. Update all callers.
7549 (rs6000_emit_allocate_stack): Add copy_off param.
7550 (emit_frame_save): Don't handle reg+reg addressing.
7551 (ptr_regno_for_savres): New function, extracted from..
7552 (rs6000_emit_savres_rtx): ..here. Add lr_offset param.
7553 (rs6000_emit_prologue): Generate frame_ptr_rtx as we need it.
7554 Set frame_reg_rtx to r11 whenever r11 is needed, and merge
7555 frame offset adjustment for out-of-line save with copy from sp.
7556 Simplify condition controlling whether cr is saved early or
7557 late. Use ptr_regno_for_savres to verify correct reg is set
7558 up for out-of-line saves. Pass the actual pointer reg used to
7559 rs6000_emit_savres_rtx so rtl matches insns in out-of-line
7560 function. Rearrange spe vars so code is similar to that
7561 elsewhere in this function. Don't update frame_off when spe
7562 save code will restore r11. Use emit_frame_save for spe and
7563 gpr saves. Consolidate darwin out-of-line gpr setup with that
7564 for other abis. Don't assume frame_offset is zero and frame
7565 reg is sp when setting up altivec reg saves, and calculate
7566 exact offset requirement.
7567 (rs6000_emit_epilogue): Use HOST_WIDE_INT for frame_off. Tidy
7568 spe restore code. Consolidate darwin out-of-line gpr setup
7569 with that for other abis.
7571 2012-04-25 Alan Modra <amodra@gmail.com>
7573 * config/rs6000/rs6000.c (rs6000_frame_related): Don't emit a
7574 REG_FRAME_RELATED_EXPR note when the instruction exactly matches
7576 (emit_frame_save): Delete frame_ptr param. Rename total_size to
7578 (rs6000_emit_prologue): Add sp_off. Update rs6000_frame_related
7579 and emit_frame_save calls. Cope with possibly missing note.
7581 2012-04-24 Sriraman Tallam <tmsriram@google.com>
7583 * config/i386/i386.c (build_processor_model_struct): New function.
7584 (make_var_decl): New function.
7585 (fold_builtin_cpu): New function.
7586 (ix86_fold_builtin): New function.
7587 (make_cpu_type_builtin): New function.
7588 (ix86_init_platform_type_builtins): New function.
7589 (ix86_expand_builtin): Expand new builtins by folding them.
7590 (ix86_init_builtins): Make new builtins to detect CPU type.
7591 (TARGET_FOLD_BUILTIN): New macro.
7592 (IX86_BUILTIN_CPU_INIT): New enum value.
7593 (IX86_BUILTIN_CPU_IS): New enum value.
7594 (IX86_BUILTIN_CPU_SUPPORTS): New enum value.
7595 * config/i386/i386-builtin-types.def: New function type.
7596 * testsuite/gcc.target/builtin_target.c: New testcase.
7597 * doc/extend.texi: Document builtins.
7599 2012-04-24 Olivier Hainque <hainque@adacore.com>
7601 * common.opt (gdwarf-): Initialize dwarf_version to -1 instead of 2.
7602 * toplev.c (process_options): Default to dwarf_version 2.
7603 * config/vxworks.c (vxworks_override_options): Default to strict-dwarf
7604 and dwarf_version 2.
7606 2012-04-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
7608 * tree-pretty-print.h (default_tree_printer): Do not declare.
7609 * tree-diagnostic.c: Include tree-pretty-print.h, tree-pass.h and
7611 (default_tree_diagnostic_starter): Make static.
7612 (default_tree_printer): Move to here. Make static.
7613 (tree_diagnostics_defaults): New.
7614 * tree-diagnostic.h (default_tree_diagnostic_starter): Do not declare.
7615 * tree.c (free_lang_data): Use tree_diagnostics_defaults.
7616 * toplev.c: Do not include tree-pass.h.
7617 (default_tree_printer): Move from here.
7618 (general_init): Use tree_diagnostics_defaults.
7620 2012-04-24 Chao-ying Fu <fu@mips.com>
7622 * config.gcc (mips64*-*-linux*): Append mips/linux-common.h to tm_file.
7623 (mips*-*-linux*): Append mips/linux-common.h to tm_file.
7624 * config/mips/gnu-user.h
7625 (SUBTARGET_CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC directly.
7626 (GNU_USER_TARGET_LINK_SPEC): New define.
7627 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
7628 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC directly.
7629 (GNU_USER_TARGET_MATHFILE_SPEC): New define.
7630 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC and
7631 GNU_USER_TARGET_ENDFILE_SPEC.
7632 * config/mips/gnu-user64.h (LIB_SPEC): Remove.
7633 (GNU_USER_TARGET_LINK_SPEC): New define.
7634 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
7635 * config/mips/linux-common.h: New file.
7637 2012-04-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7640 * config/rs6000/rs6000-c.c (fully_fold_convert): New function.
7641 (altivec_build_resolved_builtin): Call fully_fold_convert.
7643 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
7646 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
7648 2012-04-24 Richard Guenther <rguenther@suse.de>
7650 PR tree-optimization/53085
7651 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
7654 2012-04-24 Richard Guenther <rguenther@suse.de>
7656 * tree-if-conv.c (main_tree_if_conversion): Move bb under
7659 2012-04-24 Jim Meyering <meyering@redhat.com>
7661 * genattrtab.c (gen_attr): Avoid NULL-deref after diagnosing
7662 absence of an define_enum call.
7664 2012-04-24 Richard Guenther <rguenther@suse.de>
7666 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): If
7667 the epilogue loop is not re-used as unvectorized version
7668 record the its maximum number of iterations.
7670 2012-04-24 Andrew Pinski <apinski@cavium.com>
7672 * tree-ssa-forwprop.c (simplify_bitwise_binary):
7673 Don't directly use def1/def2.
7675 2012-04-24 Richard Guenther <rguenther@suse.de>
7677 PR tree-optimization/53098
7678 * tree-vect-loop.c (vect_analyze_loop_operations): Fixup
7681 2012-04-24 Andrew Pinski <apinski@cavium.com>
7684 * tree-ssa-forwprop.c (defcodefor_name): New function.
7685 (simplify_bitwise_binary): Use defcodefor_name instead of manually
7686 Simplify "( X | Y) & X" to X and "( X & Y) | X" to X.
7687 Simplify "(~X | Y) & X" to "X & Y" and
7688 "(~X & Y) | X" to "X | Y".
7690 2012-04-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7692 * recog.c (insn_invalid_p): Add IN_GROUP parameter and use
7693 validate_change to add clobbers if IN_GROUP is nonzero.
7694 (verify_changes): Call insn_invalid_p with IN_GROUP set to true.
7695 * recog.h (insn_invalid_p): Add IN_GROUP parameter to function
7697 * gcse.c (process_insert_insn): Call insn_invalid_p with IN_GROUP
7699 * config/s390/s390.c (insn_invalid_p): Likewise.
7701 2012-04-24 Jakub Jelinek <jakub@redhat.com>
7704 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR of MEM_REF.
7705 (output_addressed_constants): Likewise.
7708 * varasm.c (get_section): Don't ICE for section conflicts with
7709 built-in section kinds.
7711 2012-04-23 DJ Delorie <dj@redhat.com>
7713 * config/s390/s390.h (LINK_SPEC): Remove, no longer needed.
7714 (LIBSTDCXX): Change to CPP2.
7716 2012-04-23 H.J. Lu <hongjiu.lu@intel.com>
7719 * opth-gen.awk: Check if MASK_ and TARGET_ macros are defined for
7722 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
7724 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
7725 (*addsi_2_zext): Ditto.
7726 (*add<mode>_3): Ditto.
7727 (*addsi_3_zext): Ditto.
7728 (*add<mode>_5): Ditto.
7730 2012-04-23 Andrew Pinski <apinski@cavium.com>
7732 * tree-ssa-forwprop.c (simplify_bitwise_binary): Simplify (A & B) OP0
7733 (C & B) to (A OP0) & B.
7735 2012-04-23 Martin Jambor <mjambor@suse.cz>
7737 * expr.c (expand_expr_real_1): Remove setting parent's alias set for
7738 temporaries created for a bitfield (reverting revision 122014).
7740 2012-04-23 Richard Guenther <rguenther@suse.de>
7742 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Gimplify
7743 the condition using is_gimple_condexpr and avoid the not necessary
7745 (set_prologue_iterations): Likewise.
7746 (vect_loop_versioning): Likewise.
7748 2012-04-23 Richard Guenther <rguenther@suse.de>
7750 PR tree-optimization/53070
7751 * tree-if-conv.c (combine_blocks): Free predicates in all blocks.
7752 (main_tree_if_conversion): Verify we succeeded in that.
7754 2012-04-23 Jan Hubicka <jh@suse.cz>
7756 * lto-symtab.c (lto_cgraph_replace_node): Do not call
7757 mark_reahcable_node.
7758 * cgraph.c (cgraph_remove_node): Do not clear reachable.
7759 (cgraph_mark_reachable_node): Remove.
7760 (cgraph_mark_force_output_node): Do not set reachable.
7761 (dump_cgraph_node): Do not dump reachable.
7762 (cgraph_create_virtual_clone): Do not set reachable.
7763 * cgraph.h (cgraph_node): Remove reachable flag.
7764 (varpool_node): Remove reachable flag.
7765 (cgraph_mark_if_needed): Remove.
7766 (cgraph_mark_reachable_node): Remove.
7767 * tree-emutls.c (ipa_lower_emutls): Do not check reachable.
7768 * cgraphunit.c (cgraph_finalize_function): Do not mark node as
7770 (cgraph_add_new_function): Likewise.
7771 (cgraph_mark_if_needed): Remove.
7772 (cgraph_analyze_function): Do not set target as reachable.
7773 (process_function_and_variable_attributes): Do not care about
7775 (cgraph_analyze_functions): Do not set reachable flags.
7776 (cgraph_mark_functions_to_output): Do not check reachability.
7777 (cgraph_copy_node_for_versioning): Do not set reachable flag.
7778 (dbxout_expand_expr): Update.
7779 * c-decl.c (merge_decls): Do not track changed externs.
7780 * ipa.c: Include pointer-set.h
7781 (enqueue_cgraph_node): Use reachable pointer set.
7782 (process_references): Likewise.
7783 (cgraph_remove_unreachable_nodes): Likewise.
7784 (whole_program_function_and_variable_visibility): Do not recompute
7786 * trans-mem.c (ipa_tm_execute): Do not check reachable flag.
7788 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
7790 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
7792 2012-04-23 Richard Guenther <rguenther@suse.de>
7795 * c-typeck.c (build_binary_op): Fix typo.
7797 2012-04-23 Jakub Jelinek <jakub@redhat.com>
7799 PR tree-optimizations/52891
7800 * tree-vect-patterns.c (adjust_bool_pattern): Use
7801 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
7802 but with non-standard precision.
7804 2012-04-22 Jan Hubicka <jh@suse.cz>
7806 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Bail out at NULL
7809 2012-04-22 Jan Hubicka <jh@suse.cz>
7811 * lto-symtab.c (lto_varpool_replace_node): Do not merge needed flags.
7812 * cgraphbuild.c (record_reference, record_type_list, mark_address,
7813 mark_load, mark_store): Do not mark varpool nodes as needed.
7814 * cgraph.c (cgraph_new_nodes): Remove.
7815 (cgraph_create_function_alias): Do not mark nodes as reachable.
7816 (cgraph_add_thunk): Likewise.
7817 (cgraph_mark_reachable_node): Do not manage the queue.
7818 * cgraph.h (cgraph_node): Remove next_needed.
7819 (varpool_nodes_queue): Remove next_needed and prev_needed.
7820 (x_cgraph_nodes_queue, x_cgraph_nodes_queue, cgraph_new_nodes): Remove.
7821 (cgraph_new_nodes): Declare.
7822 (x_varpool_nodes_queue, varpool_nodes_queue); Remove.
7823 (varpool_analyze_pending_decls): Remove.
7824 (varpool_analyze_node): New.
7825 (varpool_mark_needed_node): Remove.
7826 (varpool_first_variable, varpool_next_variable): New inlines.
7827 (varpool_first_static_initializer, varpool_next_static_initializer):
7829 (FOR_EACH_STATIC_VARIABLE): Remove unused walker.
7830 (varpool_first_defined_variable): New inline.
7831 (varpool_next_defined_variable): New inline
7832 (FOR_EACH_VARIABLE): Reimplement.
7833 (FOR_EACH_DEFINED_VARIABLE): Reimplement.
7834 * toplev.c (wrapup_global_declaration_2): Use analyzed instead of
7836 * cgraphunit.c (cgraph_new_nodes): Declare here.
7837 (enqueue_node): New function.
7838 (cgraph_process_new_functions): update for new
7839 node set; when constructing cgraph enqueue node for processing.
7840 (cgraph_add_new_function): Use new node set.
7841 (process_function_and_variable_attributes): Do not set varpool needed
7843 (referred_to_p): New function.
7844 (varpool_finalize_decl): Move here from varpool.c; enqueue needed node
7845 when varpool is in construction.
7846 (cgraph_analyze_functions): Rewrite.
7847 (cgraph_expand_all_functions): Update.
7848 (cgraph_output_in_order): Do not analyze pending decls; do not set
7850 (cgraph_optimize): Do not analyze pending decls.
7851 * lto-cgraph.c (input_varpool_node): Clear analyzed flag for objects
7852 in other partition; do not mark node as needed.
7853 * dwarf2out.c (reference_to_unused): Use analyzed flag.
7854 (premark_types_used_by_global_vars_helper): Likewise.
7855 * ipa.c (process_references): Do not call varpool_mark_needed_node.
7856 (cgraph_remove_unreachable_nodes): Do not rely on varpool and
7858 (function_and_variable_visibility): Do not mark node as needed.
7859 (whole_program_function_and_variable_visibility): Likewise.
7860 * Makefile.in (gt-varpool.h): No longer needed.
7861 * passes.c (execute_one_pass, execute_ipa_pass_list): Update.
7862 (ipa_write_summaries): Do not use needed flag.
7863 * varpool.c: Do not include gt-varpool.h
7864 (x_varpool_nodes_queue, x_varpool_last_needed_node,
7865 x_varpool_last_needed_node, x_varpool_first_unanalyzed_node,
7866 x_varpool_first_unanalyzed_node, varpool_assembled_nodes_queue):
7868 (varpool_remove_node): Do not update the lists.
7869 (dump_varpool_node): Do not dump needed flag.
7870 (varpool_enqueue_needed_node): Remove.
7871 (varpool_mark_needed_node): Remove.
7872 (varpool_reset_queue): Remove.
7873 (varpool_finalize_decl): Move to cgraphunit.c
7874 (varpool_analyze_node): New functions based on former
7875 varpool_analyze_pending_decls.
7876 (varpool_analyze_pending_decls): Remove.
7877 (varpool_assemble_decl): Do not update the lists.
7878 (enqueue_node): New function.
7879 (varpool_remove_unreferenced_decls): Rewrite.
7880 (varpool_empty_needed_queue): Remove.
7881 (add_new_static_var): Do not mark node as needed.
7882 (varpool_create_variable_alias): Handle expansion state
7884 * except.c (output_ttype): Do not mark node as needed.
7885 * varasm.c (mark_decl_referenced): Do not use mark_needed_node.
7886 * tree-profile.c (init_ic_make_global_vars, init_ic_make_global_vars):
7888 * tree-switch-conversion.c (build_one_array): Likewise.
7890 2012-04-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
7893 * doc/invoke.texi (pedantic): Rename to Wpedantic.
7894 * common.opt (Wpedantic): New.
7895 (pedantic): Alias Wpedantic.
7896 * diagnostic.c (warning_at): Likewise.
7897 * c-decl.c (diagnose_mismatched_decls): Likewise.
7898 (build_array_declarator): Likewise.
7899 (mark_forward_parm_decls):
7900 (check_bitfield_type_and_width): Likewise.
7901 (grokdeclarator): Likewise.
7902 (grokfield): Likewise.
7903 (finish_struct): Likewise.
7904 (build_enumerator): Likewise.
7905 (store_parm_decls_oldstyle): Likewise.
7906 (declspecs_add_qual): Likewise.
7907 (declspecs_add_type): Likewise.
7908 (finish_declspecs): Likewise.
7909 * c-typeck.c (composite_type): Likewise.
7910 (comp_target_types): Likewise.
7911 (build_array_ref): Likewise.
7912 (pointer_diff): Likewise.
7913 (build_unary_op): Likewise.
7914 (build_conditional_expr): Likewise.
7915 (build_c_cast): Likewise.
7916 (convert_for_assignment): Likewise.
7917 (maybe_warn_string_init): Likewise.
7918 (digest_init): Likewise.
7919 (pop_init_level): Likewise.
7920 (set_init_index): Likewise.
7921 (c_finish_goto_label): Likewise.
7922 (c_finish_return): Likewise.
7923 (do_case): Likewise.
7924 (build_binary_op): Likewise.
7925 * c-parser.c (static): Likewise.
7926 (c_parser_external_declaration): Likewise.
7927 (c_parser_declaration_or_fndef): Likewise.
7928 (c_parser_static_assert_declaration_no_se): Likewise.
7929 (c_parser_enum_specifier): Likewise.
7930 (c_parser_struct_or_union_specifier): Likewise.
7931 (c_parser_struct_declaration): Likewise.
7932 (c_parser_alignas_specifier): Likewise.
7933 (c_parser_braced_init): Likewise.
7934 (c_parser_initelt): Likewise.
7935 (c_parser_compound_statement_nostart): Likewise.
7936 (c_parser_conditional_expression): Likewise.
7937 (c_parser_alignof_expression): Likewise.
7938 (c_parser_postfix_expression): Likewise.
7939 (c_parser_postfix_expression_after_paren_): Likewise.
7940 (c_parser_objc_class_instance_variables): Likewise.
7941 (c_parser_objc_method_definition): Likewise.
7942 (c_parser_objc_methodprotolist): Likewise.
7944 2012-04-22 Ian Lance Taylor <iant@google.com>
7946 * godump.c (go_output_typedef): Dump size of structs.
7948 2012-04-22 Razya Ladelsky <razya@il.ibm.com>
7950 Correcting transform_to_exit_first_loop + fix to PR46886
7951 * tree-parloops.c (transform_to_exit_first_loop): Remove
7952 setting of number of iterations according to the loop pattern.
7953 Duplicate from entry to exit->src instead of loop->latch.
7954 (pallelize_loops): Remove the condition preventing do-while loops.
7955 * tree-cfg.c (bool bb_in_region_p): New.
7956 (gimple_duplicate_sese_tail): Adjust duplication of the the subloops.
7957 Adjust redirection of the duplicated iteration.
7959 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
7962 * rtl.def (ADDRESS): Use "i" rather than "w".
7963 * rtl.h (find_base_term): Delete.
7964 (may_be_sp_based_p): Declare.
7965 * rtl.c (rtx_code_size): Remove ADDRESS special case.
7966 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP)
7967 (UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Move to...
7969 (find_base_term): Make static.
7970 (may_be_sp_based_p): New function.
7971 * dse.c (record_store): Use it.
7972 * store-motion.c (store_killed_in_insn): Likewise.
7974 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
7976 * fold-const.c (fold_checksum_tree): Fix VECTOR_CST case.
7978 2012-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
7981 * c-typeck.c (inform_declaration): New.
7982 (build_function_call_vec): Do not pretty-print
7983 expressions when caret is enabled.
7984 (convert_arguments): Use inform_declaration.
7986 2012-04-20 Jim Meyering <meyering@redhat.com>
7988 * genmodes.c (make_complex_modes): Don't truncate a mode name of
7989 length 7 or more when prepending a "C". Suggested by Richard Guenther.
7991 2012-04-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7993 PR rtl-optimization/44214
7994 * fold-const.c (exact_inverse): New function.
7995 (fold_binary_loc): Fold vector and complex division by constant into
7996 multiply by recripocal with flag_reciprocal_math; fold vector division
7997 by constant into multiply by reciprocal with exact inverse.
7999 2012-04-20 Jan Hubicka <jh@suse.cz>
8001 * lto-symtab.c (lto_cgraph_replace_node): Merge needed instead of
8003 * cgraph.c (cgraph_add_thunk): Use mark_reachable_node.
8004 (cgraph_remove_node): Update.
8005 (cgraph_mark_needed_node): Remove.
8006 (cgraph_mark_force_output_node): New.
8007 (dump_cgraph_node): Do not dump needed flag.
8008 (cgraph_node_cannot_be_local_p_1): Update.
8009 (cgraph_can_remove_if_no_direct_calls_and_refs): Update.
8010 * cgraph.h (symtab_node_base): Add force_output flag.
8011 (cgraph_node): Remove needed flag.
8012 (varpool_node): Remove force_output flag.
8013 (cgraph_mark_needed_node): Remove.
8014 (cgraph_mark_force_output_node): New.
8015 (cgraph_only_called_directly_or_aliased_p,
8016 varpool_can_remove_if_no_refs, varpool_all_refs_explicit_p): Update.
8017 * ipa-cp.c (ipcp_generate_summary): Remove out of date assert.
8018 * cgraphunit.c (cgraph_decide_is_function_needed): rewrite.
8019 (cgraph_add_new_function): Update.
8020 (cgraph_mark_if_needed): Update.
8021 (verify_cgraph_node): Update.
8022 (cgraph_analyze_function): Alias target is reachable.
8023 (process_function_and_variable_attributes): Update: externally_visible
8024 flag makes function reachable.
8025 (cgraph_analyze_functions): Update dumping.
8026 * lto-cgraph.c (lto_output_node, lto_output_varpool_node,
8027 input_overwrite_node, input_varpool_node): Update streaming.
8028 * lto-streamer-out.c (produce_symtab): Use force_output.
8029 * ipa.c (process_references): Weakrefs must be processed.
8030 (cgraph_remove_unreachable_nodes): Likewise; update for new
8032 (varpool_externally_visible_p): Weakrefs are externally visible
8033 even if they are not.
8034 (function_and_variable_visibility): Update; when processing alias
8035 pair force the targets to be output.
8036 (whole_program_function_and_variable_visility): Use
8037 mark_reachable_node.
8038 * trans-mem.c (ipa_tm_mark_needed_node): Remove
8039 (ipa_tm_mark_force_output_node): New function.
8040 (ipa_tm_create_version_alias, ipa_tm_create_version): Update.
8041 * gimple-fold.c (can_refer_decl_in_current_unit_p): Be lax about
8043 * varasm.c (mark_decl_referenced): Update.
8044 (find_decl_and_mark_needed): Remove.
8045 (find_decl): New function.
8046 (weak_finish, finish_aliases_1, assemble_alias): Update; do not mark
8047 alias targets as needed.
8048 (dump_tm_clone_pairs): Update.
8049 * tree-inline.c (copy_bb): Update check.
8050 * symtab.c (dump_symtab_base): Dump force_output.
8051 * tree-ssa-structalias.c (ipa_pta_execute): Use force_output.
8052 * passes.c (execute_todo): Fix dumping.
8053 * varpool.c (decide_is_variable_needed, varpool_finalize_decl): Update.
8054 (varpool_analyze_pending_decls): Alias target is reachable.
8055 (varpool_create_variable_alias): Finalize weakrefs.
8057 2012-04-20 Jakub Jelinek <jakub@redhat.com>
8060 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP,
8061 UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Define.
8062 * alias.c (init_alias_targets): Use UNIQUE_BASE_VALUE_*
8063 macros instead of constants.
8064 * dse.c (record_store): Check for SP ADDRESS by comparing
8065 XWINT to UNIQUE_BASE_VALUE_SP instead of expecting
8066 XEXP to be stack_pointer_rtx.
8068 2012-04-20 Richard Guenther <rguenther@suse.de>
8070 * tree-ssa-copy.c (propagate_tree_value_into_stmt): Use
8071 update_call_from_tree when propagating into a call.
8073 2012-04-20 Alan Modra <amodra@gmail.com>
8075 * config/rs6000/rs6000.c (rs6000_emit_savres_rtx): Formatting.
8076 (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise. Rename
8077 sp_offset to frame_off. Move world save code earlier.
8079 2012-04-20 Richard Guenther <rguenther@suse.de>
8081 PR tree-optimization/53050
8082 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine):
8083 Do only one transform on COND_EXPRs at the same time.
8085 2012-04-19 Jan Hubicka <jh@suse.cz>
8087 * symtab.c (dump_symtab_base): Revert accidental checkin.
8089 2012-04-20 Alan Modra <amodra@gmail.com>
8092 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
8093 static chain, set REST_INLINE_FPRS too.
8095 2012-04-20 Thomas Schwinge <thomas@codesourcery.com>
8097 * tree-dump.c (dequeue_and_dump) <BIT_FIELD_REF>: Dump the three child
8100 2012-04-20 Richard Guenther <rguenther@suse.de>
8102 * tree-vect-loop.c (vect_analyze_loop_operations): Do not vectorize
8103 loops that can never run more often than the vectorization factor.
8105 2012-04-19 Jan Hubicka <jh@suse.cz>
8107 * symtab.c (dump_symtab_base): Fix dumping of asm lists.
8109 2012-04-19 David Edelsohn <dje.gcc@gmail.com>
8111 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
8113 2012-04-19 Jim Meyering <meyering@redhat.com>
8115 * genmodes.c (make_complex_modes): Avoid unnecessary use of strncpy.
8116 We verified above that the string(including trailing NUL) fits in buf,
8119 2012-04-19 Richard Guenther <rguenther@suse.de>
8121 * symtab.c (dump_symtab_base): Use TREE_STRING_POINTER
8122 for dumping DECL_SECTION_NAME.
8124 2012-04-19 Michael Matz <matz@suse.de>
8127 * tree.h (VECTOR_CST_NELTS): Use part number of types again.
8128 (struct tree_vector): Adjust GTY length.
8129 * tree.c (make_vector_stat): Don't set VECTOR_CST_NELTS.
8131 * gengtype.c (struct walk_type_data): Add in_record_p and loopcounter
8133 (walk_type, <TYPE_POINTER, TYPE_ARRAY>): Handle case where our
8134 caller emitted the length calulation already.
8135 (walk_type, <TYPE_UNION, TYPE_STRUCT>): Emit length calculations
8136 before handling any of the fields for structs.
8138 2012-04-19 Richard Guenther <rguenther@suse.de>
8140 PR tree-optimization/53031
8141 * tree-vrp.c (adjust_range_with_scev): Revert back to
8142 using max_loop_iterations.
8144 2012-04-19 Michael Matz <matz@suse.de>
8146 * diagnostic.c (emit_diagnostic): Move va_end call after user
8148 (warning, warning_at, pedwarn, permerror): Ditto.
8150 2012-04-19 Richard Guenther <rguenther@suse.de>
8152 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
8155 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
8158 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
8159 the case *(X+const).
8161 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
8163 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
8165 2012-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
8168 * stmt.c (warn_if_unused_value): Skip NOP_EXPR.
8169 * convert.c (convert_to_integer): Don't set TREE_NO_WARNING.
8171 2012-04-19 Richard Guenther <rguenther@suse.de>
8173 PR rtl-optimization/44688
8174 * loop-iv.c (determine_max_iter): Only return max_iter.
8175 (iv_number_of_iterations): Also use the recorded loop bound
8176 on the maximum number of iterations.
8177 * loop-unroll.c (decide_unroll_runtime_iterations): Use
8178 max_iter to avoid unrolling loops that do not roll.
8179 (decide_unroll_stupid): Likewise.
8181 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
8183 * targhooks.c (default_case_values_threshold): Fix code style nit.
8185 * stmt.c (add_case_node, expand_case): Move logic to remove/reduce
8186 case range and type folding from here...
8187 * gimplify.c (gimplify_switch_expr): ... to here. Expect NULL_TREE
8188 type, as documented in tree.def.
8190 2012-04-18 Jan Hubicka <jh@suse.cz>
8192 * cgraph.h (verify_symtab, verify_symtab_node, verify_symtab_base):
8194 * cgraphunit.c (verify_cgraph_node): Verify symtab base; do not verify
8195 cgraph hash and same comdat groups.
8196 (cgraph_optimize): Verify symbol table.
8197 * ipa.c (cgraph_remove_unreachable_nodes): Verify symbol table.
8198 (dissolve_same_comdat_group_list): Work on symtab nodes.
8199 (function_and_variable_visibility): Dissolve variable same comdat group
8201 * symtab.c: Include timevar.h
8202 (verify_symtab_base, verify_symtab_node, verify_symtab): New functions.
8204 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
8206 * tree-switch-conversion.c (info): Remove global pass info.
8207 (check_range, check_process_case, check_final_bb, create_temp_arrays,
8208 free_temp_arrays, gather_default_values, build_constructors,
8209 array_value_type, build_one_array, build_arrays, gen_def_assigns,
8210 fix_phi_nodes, gen_inbound_check): Pass info around from ...
8211 (process_switch): ... here. Unify message format. Return a const
8212 char pointer to the failure reason message.
8213 (do_switchconv): Unify message format. Update process_switch usage.
8215 * tree.def (CASE_LABEL_EXPR): Fix documentation, mention all operands.
8216 * tree-cfg.c (edge_to_cases): Fix documentation.
8218 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
8220 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
8222 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8224 PR tree-optimization/52976
8225 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): Delete.
8226 (possibly_move_powi): New function.
8227 (rewrite_expr_tree): Call possibly_move_powi.
8228 (rewrite_expr_tree_parallel): Likewise.
8229 (attempt_builtin_powi): Change call of add_to_ops_vec_max_rank to
8230 call add_to_ops_vec instead.
8232 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8234 PR tree-optimization/52976
8235 * tree-ssa-reassoc.c (stmt_is_power_of_op): New function.
8236 (decrement_power): Likewise.
8237 (propagate_op_to_single_use): Likewise.
8238 (zero_one_operation): Handle __builtin_pow* calls in linearized
8239 expression trees; factor logic into propagate_op_to_single_use.
8240 (undistribute_ops_list): Allow operands with repeat counts > 1.
8242 2012-04-18 Richard Guenther <rguenther@suse.de>
8244 PR tree-optimization/44688
8245 * cfgloop.h (record_niter_bound): Declare.
8246 * tree-ssa-loop-niter.c (record_niter_bound): Export.
8247 Update the estimation with the upper bound here...
8248 (estimate_numbers_of_iterations_loop): ... instead of here.
8249 Do not forcefully reset a recorded upper bound.
8250 * tree-vect-loop-manip.c (vect_do_peeling_for_alignment):
8251 Record the maximum number of loop iterations of the prologue loop.
8253 2012-04-18 Jan Hubicka <jh@suse.cz>
8255 * lto-symtab.c (lto_cgraph_replace_node): Update.
8256 * cgraphbuild.c (record_reference, record_type_list,
8257 record_eh_tables, mark_address, mark_load, mark_store): Update.
8258 * cgraph.c (cgraph_same_body_alias, dump_cgraph_node,
8259 cgraph_create_virtual_clone, cgraph_for_node_thunks_and_aliases):
8261 * cgraph.h (symtab_node_def, symtab_node, const_symtab_node): Remove.
8262 (cgraph_alias_aliased_node, varpool_alias_aliased_node): Update.
8263 * reload.c: Fix typo in comment.
8264 * rtlanal.c: Likewise.
8265 * tree-emultls.c (gen_emutls_addr): Update.
8266 * ipa-reference.c (analyze_function): Update.
8267 * cgraphunit.c (cgraph_analyze_function,
8268 cgraph_process_same_body_aliases, assemble_thunks_and_aliases):
8270 * ipa-ref.c (ipa_record_reference): Reorg to avoid reference types.
8271 (ipa_remove_reference): Likewise.
8272 (ipa_remove_all_refering): Rename to ...
8273 (ipa_remove_all_referring): ... this one; update.
8274 (ipa_dump_references): Update.
8275 (ipa_dump_referring): Update.
8276 (ipa_clone_references): Update.
8277 (ipa_clone_refering): Rename to ...
8278 (ipa_clone_referring): ... this one; update.
8279 (ipa_ref_cannot_lead_to_return): Update.
8280 (ipa_ref_has_aliases_p): Update.
8281 * ipa-ref.h (symtab_node_def, symtab_node, const_symtab_node): New
8283 (ipa_ref_type): Remove.
8284 (ipa_ref_ptr_u): Remove.
8285 (ipa_ref): Remove referencing, refered, refered_index, refering_type
8286 and refered_type; add referring, referred and referred_index.
8287 (ipa_ref_list): Rename refering to referring.
8288 (ipa_record_reference, ipa_remove_all_referring, ipa_dump_referring,
8289 ipa_clone_references, ipa_clone_referring): Update prototypes.
8290 * lto-cgraph.c (referenced_from_other_partition_p): Update.
8291 (lto_output_ref): Update.
8292 (add_references): Update.
8293 (input_varpool_node): Update.
8294 (input_refs): Update.
8295 * ipa-ref-inline.h (ipa_ref_node): Update.
8296 (ipa_ref_varpool_node): Update.
8297 (ipa_ref_referring_node): Update.
8298 (ipa_ref_referring_varpool_node): Update.
8299 (ipa_ref_referring_ref_list): Update.
8300 (ipa_ref_referred_ref_list): Update.
8301 (ipa_ref_list_first_referring): Update.
8302 (ipa_empty_ref_list): Update.
8303 (ipa_ref_list_refering_iterate): Rename to ...
8304 (ipa_ref_list_referring_iterate): ... this one.
8305 * cse.c: Update comment.
8306 * ipa-utils.c (ipa_reverse_postorder): Update.
8307 * tree-ssa-alias.c: Update.
8308 * ipa-inline.c (reset_edge_caches): Update.
8309 (update_caller_keys): Update.
8310 * ipa-inline.h: Update comments.
8311 * jump.c: Update comment.
8312 * alias.c: Likewise.
8313 * ipa.c (process_references): Update.
8314 (cgraph_remove_unreachable_nodes): Likewise.
8315 (ipa_discover_readonly_nonaddressable_var): Likewise.
8316 (cgraph_address_taken_from_non_vtable_p): Likewise.
8317 * trans-mem.c (ipa_tm_execute): Update.
8318 * simplify-rtx.c: Fix comment.
8319 * rtl.c: Fix comment.
8320 * symtab.c (symtab_unregister_node): Update.
8321 * varpool.c (dump_varpool_node): Update.
8322 (varpool_analyze_pending_decls): Update.
8323 (assemble_aliases): Update.
8324 (varpool_for_node_and_aliases): Update.
8326 2012-04-18 Richard Guenther <rguenther@suse.de>
8328 * cfgloop.h (estimate_numbers_of_iterations_loop): Remove
8329 use_undefined_p parameter.
8330 * tree-flow.h (estimate_numbers_of_iterations): Likewise.
8331 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
8333 (estimate_numbers_of_iterations): Likewise.
8334 (estimated_loop_iterations): Adjust.
8335 (max_loop_iterations): Likewise.
8336 (scev_probably_wraps_p): Likewise.
8337 * tree-ssa-loop.c (tree_ssa_loop_bounds): Likewise.
8338 * tree-vrp.c (adjust_range_with_scev): Use max_stmt_executions,
8339 not max_loop_iterations.
8340 (execute_vrp): Remove explicit number of iterations estimation.
8342 2012-04-18 Enkovich Ilya <ilya.enkovich@intel.com>
8344 * config/i386/linux-common.h: New.
8346 * config.gcc: Add i386/linux-common.h before
8347 all i386/linux.h and i386/linux64.h usages.
8349 * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): New.
8350 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
8351 * config/i386/gnu-user64.h: Likewise.
8353 * config/i386/gnu-user.common.h (GNU_USER_TARGET_CC1_SPEC): New.
8354 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC.
8355 (GNU_USER_TARGET_MATHFILE_SPEC): New.
8356 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC.
8358 2012-04-18 Jan Hubicka <jh@suse.cz>
8360 * cgraph.c (cgraph_node_name): Remove.
8361 (dump_cgraph_node): Use dump_symtab_base; reformat.
8362 * cgraph.h (symtab_node_asm_name, symtab_node_name, dump_symtab,
8363 debug_symtab, dump_symtab_node, debug_symtab_node, dump_symtab_base):
8365 (cgraph_node_name, varpool_node_name): Remove.
8366 (cgraph_node_asm_name, varpool_node_asm_name,
8367 cgraph_node_name, varpool_node_name): New.
8368 * tree-pass.h (TODO_dump_cgraph): Rename to ...
8369 (TODO_dump_symtab): ... this one.
8370 * ipa-cp (pass_ipa_cp): Update.
8371 * ia-reference.c (generate_summary, read_write_all_from_decl,
8372 propagate, ipa_reference_read_optimization_summary): Update.
8373 * cgraphunit.c (cgraph_analyze_functions): Update.
8374 (cgraph_optimize): Update.
8375 * ipa-ref.c (ipa_dump_references): Update.
8376 (ipa_dump_refering): Update.
8377 * ipa-inline.c (pass_ipa_inline): Update.
8378 * matrix-reorg.c (pass_ipa_matrix_reorg): Update.
8379 * ipa.c (pass_ipa_function_visibility,
8380 pass_ipa_whole_program_visibility): Update.
8381 * tree-sra.c (pass_early_ipa_sra): Update.
8382 * symtab.c: Include langhooks.h
8383 (symtab_node_asm_name): New.
8384 (symtab_node_name): New.
8385 (symtab_type_names): New static var.
8386 (dump_symtab_base): New.
8387 (dump_symtab_node, dump_symtab): New.
8388 (debug_symtab_node, debug_symtab): New.
8389 * tree-ssa-structalias.c: Dump symbol table.
8390 * pases.c (execute_todo): Handle TODO_dump_symtab instead
8391 of TODO_dump_cgraph.
8392 * varpoo.c (varpool_node_name): Remove.
8393 (dump_varpool_node): Use dump_symtab_base; reformat.
8395 2012-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
8397 * doc/invoke.texi (Language Independent Options): @item should be
8400 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
8403 * rtl.c (rtx_code_size): Handle ADDRESS.
8405 2012-04-17 Tom de Vries <tom@codesourcery.com>
8407 * tree-iterator.c (append_to_statement_list_1): Handle case that *list_p
8410 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
8413 * config/i386/sync.md (atomic_<code><mode>): Rename to
8414 atomic_<logic><mode>.
8416 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
8418 * rtl.def (ADDRESS): Turn operand into a HOST_WIDE_INT.
8419 * alias.c (reg_base_value): Expand and update comment.
8420 (arg_base_value): New variable.
8421 (unique_id): Move up file.
8422 (unique_base_value, unique_base_value_p, known_base_value_p): New.
8423 (find_base_value): Use arg_base_value and known_base_value_p.
8424 (record_set): Document REG_NOALIAS handling. Use unique_base_value.
8425 (find_base_term): Use known_base_value_p.
8426 (base_alias_check): Use unique_base_value_p.
8427 (init_alias_target): Initialize arg_base_value. Use unique_base_value.
8428 (init_alias_analysis): Use 1 as the first id for REG_NOALIAS bases.
8430 2012-04-17 Pat Haugen <pthaugen@us.ibm.com>
8432 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Remove DImode.
8434 2012-04-17 Michael Matz <matz@suse.de>
8436 PR tree-optimization/18437
8437 * tree-vectorizer.h (_stmt_vec_info.stride_load_p): New member.
8438 (STMT_VINFO_STRIDE_LOAD_P): New accessor.
8439 (vect_check_strided_load): Declare.
8440 * tree-vect-data-refs.c (vect_check_strided_load): New function.
8441 (vect_analyze_data_refs): Use it to accept strided loads.
8442 * tree-vect-stmts.c (vectorizable_load): Ditto and handle them.
8444 2012-04-17 Richard Guenther <rguenther@suse.de>
8447 * tree-eh.c (cleanup_empty_eh_merge_phis): Properly discard
8448 loops when redirecting an entry or latch edge.
8450 2012-04-17 Bernd Schmidt <bernds@codesourcery.com>
8452 * sel-sched.c (sel_global_init): Revert previous change.
8454 2012-04-17 Richard Guenther <rguenther@suse.de>
8456 * tree-flow.h (array_at_struct_end_p): Move declaration ...
8457 * tree.h (array_at_struct_end_p): ... here.
8458 * tree-ssa-loop-niter.c (array_at_struct_end_p): Move ...
8459 * expr.c (array_at_struct_end_p): ... here. Rewrite.
8461 2012-04-17 Steven Bosscher <steven@gcc.gnu.org>
8463 * stmt.c (cost_table_, use_cost_table, cost_table_initialize,
8464 COST_TABLE): Remove.
8465 (estimate_case_costs): Remove.
8466 (expand_case): Do not call estimate_case_costs
8467 to set use_cost_table.
8468 (balance_case_nodes): Do not use use_cost_table.
8470 2012-04-16 Jan Hubicka <jh@suse.cz>
8472 * cgraph.c (cgraph_hash, assembler_name_hash): Remove.
8473 (hash_node, eq_node): Remove.
8474 (cgraph_create_node): Do not handle hashtable.
8475 (cgraph_get_node): Remove.
8476 (cgraph_insert_node_to_hashtable): Remove.
8477 (hash_node_by_assembler_name): Remove.
8478 (eq_assembler_name): Remove.
8479 (cgraph_node_for_asm): Rewrite.
8480 (cgraph_find_replacement_node): Break out from ...
8481 (cgraph_remove_node): ... here; do not maintain hashtables.
8482 (change_decl_assembler_name): Remove.
8483 (cgraph_clone_node): Do not maintain hashtables.
8484 * cgraph.h (const_symtab_node): New typedef.
8485 (cgraph_insert_node_to_hashtable): Remove.
8486 (symtab_get_node, symtab_node_for_asm,
8487 symtab_insert_node_to_hashtable): Declare.
8488 (cgraph_find_replacement_node): Declare.
8489 (cgraph_get_node, varpool_get_node): Turn into inlines.
8490 (cgraph, varpool): Work sanely on NULL pointers.
8491 (FOR_EACH_SYMBOL): New walker.
8492 * ipa-inline-transform.c (save_inline_function_body): Use
8493 symtab_insert_node_to_hashtable.
8494 * symtab.c: Include ggc.h and diagnostics.h
8495 (symtab_hash, assembler_name_hash): New static vars;
8496 (hash_node, eq_node, hash_node_by_assembler_name,
8497 eq_assembler_name, insert_to_assembler_name_hash,
8498 unlink_from_assembler_name_hash): New.
8499 (symtab_register_node): Update hashtables.
8500 (symtab_insert_node_to_hashtable): New.
8501 (symtab_unregister_node): Update hashtables.
8502 (symtab_get_node): New.
8503 (symtab_node_for_asm): New.
8504 (change_decl_assembler_name): New.
8505 * Makefile.in (symtab.o): Needs GTY.
8506 * varpool.c (varpool_hash): Remove.
8507 (hash_varpool_node, eq_varpool_node, varpool_get_node): Remove.
8508 (varpool_node): Rewrite using varpool_get_node.
8509 (varpool_remove_node): DO not maintain hashtables.
8510 (varpool_node_for_asm): Rewrite.
8512 2012-04-16 Sandra Loosemore <sandra@codesourcery.com>
8514 * doc/invoke.texi: Copy-edit to put verbs in the present tense
8515 when describing the current behavior of GCC.
8517 2012-04-16 Richard Sandiford <rdsandiford@googlemail.com>
8519 * genemit.c (gen_exp): Remove ADDRESS handling.
8520 * genoutput.c (scan_operands): Likewise.
8521 * genpeep.c (match_rtx): Likewise.
8522 * genrecog.c (add_to_sequence): Likewise.
8524 2012-04-16 David Edelsohn <dje.gcc@gmail.com>
8526 * doc/install.texi (Specific, *-ibm-aix*): Update assembler bug status.
8528 2012-04-16 Martin Jambor <mjambor@suse.cz>
8530 * tree-sra.c (build_ref_for_model): Create COMPONENT_REFs only for
8533 2012-04-16 Ulrich Weigand <ulrich.weigand@linaro.org>
8536 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
8537 hints for 'A' operand types.
8539 2012-04-16 Jan Hubicka <jh@suse.cz>
8541 * cgraph.h (symtab_node_base): Add next and previous pointers.
8542 (cgraph_node): Remove next and preivous pointers.
8543 (varpool_node): Likewise; remove next/previous GTY marker;
8544 it is not type safe.
8545 (symtab_node_def): Update GTY marker
8546 (x_cgraph_nodes, cgraph_nodes): Remove.
8547 (symtab_nodes): New function.
8548 (cgraph_order): Rename to ...
8549 (symtab_order): ... this one.
8550 (symtab_register_node, symtab_unregister_node, symtab_remove_node):
8552 (x_varpool_nodes, varpool_nodes): Remove.
8553 (FOR_EACH_STATIC_VARIABLE): Update.
8554 (symtab_function_p, symtab_variable_p): New function.
8555 (FOR_EACH_VARIABLE): Update.
8556 (varpool_first_variable, varpool_next_variable): New functions.
8557 (FOR_EACH_VARIABLE): Update.
8558 (cgraph_first_defined_function): Update.
8559 (cgraph_next_defined_function, cgraph_next_defined_function): Update.
8560 (FOR_EACH_DEFINED_FUNCTION, FOR_EACH_FUNCTION): Update.
8561 (cgraph_first_function, cgraph_next_function): New.
8562 (FOR_EACH_FUNCTION): Update.
8563 (cgraph_first_function_with_gimple_body,
8564 cgraph_next_function_with_gimple_body): Update.
8565 * symtab.c: New file.
8566 * cgraph.c: Update copyright dates.
8567 (x_cgraph_nodes, cgraph_order): Remove.
8568 (NEXT_FREE_NODE): Update.
8569 (SET_NEXT_FREE_NODE): New.
8570 (cgraph_create_node_1): Remove common code.
8571 (cgraph_create_node): Remove common code; call symtab_register_node.
8572 (cgraph_remove_node): Remove common code; call symtab_unregister-node.
8573 (cgraph_add_asm_node): Update.
8574 (cgraph_clone_node): Register new node.
8575 * cgraphunit.c (process_function_and_variable_attributes): Update.
8576 (cgraph_analyze_functions): Update.
8577 (cgraph_analyze_functions): Update.
8578 (cgraph_output_in_order): Update.
8579 * lto-cgraph.c (input_node, input_varpool_node, input_cgraph_1):
8581 * ipa-inline.c (recursive_inlining): Update.
8582 * lto-streamer-in.c (lto_input_toplevel_asms): Update.
8583 * ipa.c (cgraph_remove_unreachable_nodes): Update.
8584 * Makefile.in: Add symtab.o
8585 * varpool.c (x_varpool_nodes): Remove
8586 (varpool_node): Remove common code; call symtab_register_node.
8587 (varpool_remove_node): Remove common code; call symtab_unregister_node.
8589 2012-04-16 Richard Guenther <rguenther@suse.de>
8592 * tree.h (VECTOR_CST_NELTS): Adjust.
8593 (struct tree_vector): Add explicit length field.
8594 (make_vector_stat): Declare.
8595 (make_vector): Define.
8596 * tree.c (make_vector_stat): New function.
8597 (build_vector_stat): Use it.
8598 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
8600 2012-04-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8602 PR tree-optimization/52976
8603 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): New function.
8604 (undistribute_ops_list): Ops with repeat counts aren't eligible for
8606 (attempt_builtin_powi): Call add_to_ops_vec_max_rank.
8608 2012-04-16 Jan Hubicka <jh@suse.cz>
8610 * cgraph.h (FOR_EACH_VARIABLE, FOR_EACH_VARIABLE, FOR_EACH_FUNCTION):
8612 * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Use FOR_EACH
8613 walkers to walk cgraph and varpool.
8614 * cgraph.c (cgraph_node_for_asm): Likewise.
8615 (dump_cgraph): Likewise.
8616 * value-prof.c (init_node_map): Likewise.
8617 * tree.c (free_lang_data_in_cgraph): Likewise.
8618 * tree-emutls.c: (ipa_lower_emutls): Likewise.
8619 * ipa-reference.c (generate_summary, propagate): Likewise.
8620 * cgraphunit.c (verify_cgraph, cgraph_process_same_body_aliases,
8621 cgraph_mark_functions_to_output, cgraph_output_in_order,
8622 output_weakrefs, cgraph_materialize_all_clones,
8623 cgraph_optimize): Likewise.
8624 * lto-cgraph.c (merge_profile_summaries): Likewise.
8625 (input_cgraph): Likewise.
8626 * ipa-pure-const.c (generate_summary): Likewise.
8627 (propagate): Likwise.
8628 * ipa-utils.c (ipa_reduced_postorder): Likewise.
8629 (ipa_free_postorder_info): Likewise.
8630 (ipa_reverse_postorder): Likewise.
8631 * ipa-inline.c (ipa_inline): Likewise.
8632 * matrix-reorg.c (find_matrices_decl): Likewise.
8633 (matrix_reorg): Likewise.
8634 * tree-vectorizer.c (increase_alignment): Likewise.
8635 * ipa.c (cgraph_remove_unreachable_nodes): Likewise.
8636 (function_and_variable_visibility): Likewise.
8637 (whole_program_function_and_variable_visibility): Likewise.
8638 (ipa_cdtor_merge): Likewise.
8639 * trans-mem.c (ipa_tm_execute): Likewise.
8640 * ipa-inline-analysis.c (dump_inline_summaries): Likewise.
8641 * ipa-prop.c (ipa_print_all_jump_functions): Likewise.
8642 (ipa_print_all_params): Likewise.
8643 (ipa_update_after_lto_read): Likewise.
8644 * tree-profie.c (tree_profiling): Likewise.
8645 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
8646 * passes.c (dump_passes): Likewise.
8647 (do_per_function): Likewise.
8648 (ipa_write_summaries): Likewise.
8649 * varpool.c (dump_varpool): Likewise.
8650 (varpool_node_for_asm): Likewise.
8651 (varpool_assemble_pending_decls): Likewise.
8653 2012-04-16 Richard Guenther <rguenther@suse.de>
8655 PR tree-optimization/52975
8656 * tree-if-conv.c (predicate_bbs): Do not simplify inverted
8657 condition but always mark it with TRUTH_NOT_EXPR.
8659 2012-04-16 Richard Guenther <rguenther@suse.de>
8661 PR tree-optimization/52975
8662 * tree-ssa-forwprop.c (combine_cond_exprs): New function.
8663 (ssa_forward_propagate_and_combine): Call it for COND_EXPRs
8664 and VEC_COND_EXPRs. Also combine into VEC_COND_EXPRs condition.
8665 * fold-const.c (operand_equal_p): Handle TARGET_MEM_REF.
8667 2012-04-14 Uros Bizjak <ubizjak@gmail.com>
8669 * config/i386/sse.md (ssse3_plusminus): New code iterator.
8670 (avx2_ph<plusminus_mnemonic>wv16hi3): Macroize insn from
8671 avx2_ph{add,adds,sub,subs}wv16hi3 using ssse3_plusminus code iterator.
8672 (ssse3_ph<plusminus_mnemonic>wv8hi3): Macroize insn from
8673 ssse3_ph{add,adds,sub,subs}wv8hi3 using ssse3_plusminus code iterator.
8674 (ssse3_ph<plusminus_mnemonic>wv4hi3): Macroize insn from
8675 ssse3_ph{add,adds,sub,subs}wv4hi3 using ssse3_plusminus code iterator.
8677 (avx2_ph<plusminus_mnemonic>dv8si3): Macroize insn from
8678 avx2_ph{add,adds,sub,subs}dv8si3 using plusminus code iterator.
8679 (ssse3_ph<plusminus_mnemonic>dv4si3): Macroize insn from
8680 ssse3_ph{add,adds,sub,subs}dv4si3 using plusminus code iterator.
8681 (ssse3_ph<plusminus_mnemonic>dv2si3): Macroize insn from
8682 ssse3_ph{add,adds,sub,subs}dv2si3 using plusminus code iterator.
8684 (xop_plus): New code iterator.
8685 (macs): New code attribute.
8687 (xop_p<macs><ssemodesuffix><ssemodesuffix>): Macroize insn from
8688 xop_pmacs{,s}{ww,dd} using xop_plus code iterator and VI24_128 mode
8690 (xop_p<macs>dql): Macroize insn from xop_pmacs{,s}dql using
8691 xop_plus code iterator.
8692 (xop_p<macs>dqh): Macroize insn from xop_pmacs{,s}dqh using
8693 xop_plus code iterator.
8694 (xop_p<macs>wd): Macroize insn from xop_pmacs{,s}wd using
8695 xop_plus code iterator.
8696 (xop_p<madcs>wd): Macroize insn from xop_pmadcs{,s}wd using
8697 xop_plus code iterator.
8699 (xop_phadd<u>bw): Macroize insn from xop_phadd{,u}bw usign
8700 any_extend code iterator.
8701 (xop_phadd<u>bd): Macroize insn from xop_phadd{,u}bd usign
8702 any_extend code iterator.
8703 (xop_phadd<u>bq): Macroize insn from xop_phadd{,u}bq usign
8704 any_extend code iterator.
8705 (xop_phadd<u>wd): Macroize insn from xop_phadd{,u}wd usign
8706 any_extend code iterator.
8707 (xop_phadd<u>wq): Macroize insn from xop_phadd{,u}wq usign
8708 any_extend code iterator.
8709 (xop_phadd<u>dq): Macroize insn from xop_phadd{,u}dq usign
8710 any_extend code iterator.
8712 2012-04-14 Tom de Vries <tom@codesourcery.com>
8714 * cfgcleanup.c (try_optimize_cfg): Replace call to delete_insn_chain by
8715 call to delete_insn. Remove code to reorder BASIC_BLOCK note and
8716 DELETED_LABEL note, and move it to ...
8717 * cfgrtl.c (delete_insn): ... here. Change return type to void.
8718 (delete_insn_and_edges): Likewise.
8719 (delete_insn_chain): Handle new return type of delete_insn. Delete
8720 chain backwards rather than forwards.
8721 * rtl.h (delete_insn, delete_insn_and_edges): Change return type to
8723 * cfglayout.c (fixup_reorder_chain): Delete unused label.
8725 2012-04-14 Jan Hubicka <jh@suse.cz>
8727 * cgraph.h: Update copyrights;
8728 (symtab_node): Turn to union typedef.
8729 (symtab_node_base): New structure.
8730 (symtab_type): Add SYMTAB_SYMBOL tag.
8731 (cgraph_node): Annotate some pinters with nested_ptr.
8732 (varpool_node): Likewise.
8733 (cgraph_local_info): Remove lto_file_data
8734 and externally_visible.
8735 (cgraph_node): Remove decl; same_comdat_group list;
8736 aux; ref_list; order; address_taken; reachable_from_other_parittion,
8737 in_other_partition; resolution.
8738 (varpool_node): Remove decl; same_comdat_group;
8739 ref_list; lto_file_data; aux; order; resolution; externally_visible;
8740 used_from_other_partition; in_other_partition.
8741 (symtab_node_def): New union.
8742 (cgraph, varpool): Update.
8743 (varpool_first_static_initializer, varpool_next_static_initializer,
8744 cgraph_only_called_directly_or_aliased_p,
8745 varpool_can_remove_if_no_refs, varpool_can_remove_if_no_refs,
8746 varpool_all_refs_explicit_p, cgraph_alias_aliased_node,
8747 varpool_alias_aliased_node, cgraph_edge_recursive_p): Update
8749 * cgraph.c: Likewise.
8750 (cgraph_hash, assembler_name_hash): Turn into symtab_node.
8751 * cgraphbuild.c: Likewise.
8752 * lto-symtab.c: Likewise.
8753 * c-gimplify.c: Likewise.
8754 * value-prof.c: Likewise.
8756 * ipa-cp.c: Likewise.
8757 * tree-emutls.c: Likewise.
8758 * ipa-inline-transform.c: Likwise.
8759 * ipa-reference.c: Likewise.
8760 * cgraphunit.c: Likewise.
8761 * ipa-ref.c: Likewise.
8762 * lto-cgraph.c: Likewise.
8763 * ipa-ref-inline.h: Likewise.
8764 * ipa-pure-const.c: Likewise.
8765 * lto-streamer-out.c: Likewise.
8766 * ipa-utils.c: Likewise.
8767 * ipa-inline.c: Likewise.
8768 * matrix-reorg.c: Likewise.
8769 * tree-eh.c: Likewise.
8770 * tree-vectorizer.c: Likewise.
8771 * ipa-split.c: Likewise.
8773 * trans-mem.c: Likewise.
8774 * ipa-inline-analysis.c: Likewise.
8775 * gimplify.c: Likewise.
8776 * cfgexpand.c: Likewise.
8777 * tree-sra.c: Likewise.
8778 * ipa-prop.c: Likewise.
8779 * varasm.c: Likewise.
8780 * tree-nested.c: Likewise.
8781 * tree-inline.c: Likewise.
8782 * tree-profile.c: Likewise.
8783 * tree-ssa-structalias.c: Likewise.
8784 * passes.c: Likewise.
8785 * varpool.c: Likewise.
8787 2012-04-14 Tom de Vries <tom@codesourcery.com>
8789 * tree-ssa-tail-merge.c (stmt_local_def): New function, factored out of
8790 same_succ_hash, with local_def inlined. Use SINGLE_SSA_DEF_OPERAND.
8791 Use FOR_EACH_IMM_USE_FAST instead of FOR_EACH_IMM_USE_STMT. Remove use
8793 (gsi_advance_fw_nondebug_nonlocal): New function.
8794 (local_def): Removed function.
8795 (same_succ_hash): Use stmt_local_def.
8796 (same_succ_equal): Use gsi_advance_fw_nondebug_nonlocal.
8797 (gsi_advance_bw_nondebug_nonlocal): Use stmt_local_def.
8799 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
8801 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
8802 and __ILP32__ for x32.
8804 2012-04-13 Martin Jambor <mjambor@suse.cz>
8807 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
8808 fold_ctor_reference returns a zero constant.
8810 2012-04-13 Enkovich Ilya <ilya.enkovich@intel.com>
8812 * config.gcc: Add i386/gnu-user-common.h before all
8813 i386/gnu-user.h and i386/gnu-user64.h usages.
8815 * config/i386/gnu-user-common.h: New.
8817 * config/i386/gnu-user.h (CPP_SPEC): Moved to gnu-user-common.h.
8818 (CC1_SPEC): Likewise.
8819 (ENDFILE_SPEC): Likewise.
8820 (DEFAULT_PCC_STRUCT_RETURN): Likewise.
8821 (TARGET_TLS_DIRECT_SEG_REFS_DEFAULT): Likewise.
8822 (TARGET_OS_CPP_BUILTINS): Likewise.
8823 (LIBGCC2_HAS_TF_MODE): Likewise.
8824 (LIBGCC2_TF_CEXT): Likewise.
8825 (TF_SIZE): Likewise.
8826 (TARGET_ASM_FILE_END): Likewise.
8827 (STACK_CHECK_MOVING_SP): Likewise.
8828 (STACK_CHECK_STATIC_BUILTIN): Likewise.
8829 * config/i386/gnu-user64.h: Likewise.
8831 2012-04-13 Martin Jambor <mjambor@suse.cz>
8833 * expr.c (expand_expr_real_1): Pass type, not the expression, to
8834 set_mem_attributes for a memory temporary. Do not call the function
8835 for the memory temporary created for a bitfield.
8837 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
8840 * df.h (enum debug_temp_where): New.
8841 (dead_debug_init, dead_debug_finish) Declare.
8842 (dead_debug_add, dead_debug_insert_temp): Declare.
8843 (struct dead_debug_use, struct dead_debug): Moved from...
8844 * df-problems.c: ... here.
8845 (df_set_unused_notes_for_mw): Bind debug uses of unused regno
8847 (df_create_unused_note): Likewise.
8848 (df_set_dead_notes_for_mw): Move comment where it belongs.
8849 (dead_debug_init): Export.
8850 (dead_debug_reset_uses): New, factored out of...
8851 (dead_debug_finish): ...this. Export.
8852 (dead_debug_reset): Remove.
8853 (dead_debug_add): Export.
8854 (dead_debug_insert_before): Rename to...
8855 (dead_debug_insert_temp): ... this. Add where argument. Export.
8856 Locate stored value for BEFORE_WITH_VALUE. Avoid repeat inserts.
8857 Return insertion count.
8858 (df_note_bb_compute): Adjust.
8859 * dce.c (word_dce_process_block): Adjust dead debug uses.
8860 (dce_process_block): Likewise.
8862 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
8864 * df-problems.c (df_note_bb_compute): Do not take note of
8865 debug uses for whose REGs we won't emit DEAD or UNUSED notes.
8867 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
8870 * var-tracking.c (expand_depth): New type.
8871 (onepart_aux, expand_loc_callback_data): Change depth type to it.
8872 (loc_exp_dep_alloc): Adjust initializer.
8873 (update_depth): Use new type. Add entryvals.
8874 (vt_expand_var_loc_chain): Take note of expansions with
8875 ENTRY_VALUEs, but don't accept them right away. Run an optional
8876 second pass accepting the minimum ENTRY_VALUE count found in the
8878 (vt_expand_loc_callback, INIT_ELCD): Adjust.
8880 2012-04-13 Tom de Vries <tom@codesourcery.com>
8882 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
8883 parameters vuse and vuse_escaped.
8884 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
8885 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
8888 2012-04-13 Richard Guenther <rguenther@suse.de>
8890 PR tree-optimization/52969
8891 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
8892 the condition for the COND_EXPR and handle predicate negation
8893 by swapping the COND_EXPR arms.
8895 2012-04-13 Nick Clifton <nickc@redhat.com>
8897 * config/rl78/rl78.c (rl78_devirt_pass): Remove use of
8898 TODO_dump_func flag.
8900 2012-04-13 Andrey Belevantsev <abel@ispras.ru>
8902 PR rtl-optimization/52203
8903 PR rtl-optimization/52715
8905 Revert the 2012-03-07 fix for PR 52203.
8906 * sel-sched.c (reset_sched_cycles_in_current_ebb): Check that
8907 the insn does not modify DFA right before issuing, adjust
8908 issue_rate accordingly.
8910 2012-04-13 Richard Guenther <rguenther@suse.de>
8913 * c-typeck.c (pointer_diff): Remove bogus assert.
8915 2012-04-13 Richard Guenther <rguenther@suse.de>
8918 * convert.c (convert_to_pointer): Remove special-casing of zero.
8920 2012-04-13 Joey Ye <joey.ye@arm.com>
8922 * config/arm/constraints.md (Pe): New constraint.
8923 * config/arm/arm.md: New split for imm 256-510.
8925 2012-04-13 Terry Guo <terry.guo@arm.com>
8927 * config/arm/arm-cores.def: Added core cortex-m0plus.
8928 * config/arm/arm-tune.md: Regenerated.
8929 * config/arm/arm-tables.opt: Regenerated.
8930 * doc/invoke.texi: Added entry for cpu ARM cortex-m0plus.
8932 2012-04-13 Alan Modra <amodra@gmail.com>
8935 * config/rs6000/rs6000.c (rs6000_emit_stack_tie): Rewrite with
8936 tie regs on destination of sets. Delete forward declaration.
8937 (rs6000_emit_stack_reset): Update rs6000_emit_stack_tie calls.
8938 (rs6000_emit_prologue): Likewise.
8939 (rs6000_emit_epilogue): Likewise. Use in place of gen_frame_tie
8941 (is_mem_ref): Use tie_operand to recognise stack ties.
8942 * config/rs6000/predicates.md (tie_operand): New.
8943 * config/rs6000/rs6000.md (restore_stack_block): Generate new
8945 (restore_stack_nonlocal): Likewise.
8946 (stack_tie): Update.
8947 (frame_tie): Delete.
8949 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8951 * tree-ssa-reassoc.c (attempt_builtin_powi_stats): Change %ld to
8952 HOST_WIDE_INT_PRINT_DEC in format strings.
8954 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
8957 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
8958 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
8959 * config/i386/sse.md (UNSPEC_VPERMVAR): New.
8960 (UNSPEC_VPERMSI, UNSPEC_VPERMSF): Remove.
8961 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
8962 (avx2_permvar<mode>): Macroize insn from avx2_permvarv8sf and
8963 avx2_permvarv8si using VI4F_256 mode iterator.
8964 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
8965 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
8966 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
8967 gen_avx2_permvarv8sf.
8968 (expand_vec_perm_pshufb): Ditto.
8970 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
8973 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
8974 the list of options to enable the FCFID instruction.
8975 (TARGET_EXTRA_BUILTINS): Adjust comment.
8977 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8979 PR tree-optimization/18589
8980 * tree-ssa-reassoc.c (reassociate_stats): Add two fields.
8981 (operand_entry): Add count field.
8982 (add_repeat_to_ops_vec): New function.
8983 (completely_remove_stmt): Likewise.
8984 (remove_def_if_absorbed_call): Likewise.
8985 (remove_visited_stmt_chain): Remove feeding builtin pow/powi calls.
8986 (acceptable_pow_call): New function.
8987 (linearize_expr_tree): Look for builtin pow/powi calls and add operand
8988 entries with repeat counts when found.
8989 (repeat_factor_d): New struct and associated typedefs.
8990 (repeat_factor_vec): New static vector variable.
8991 (compare_repeat_factors): New function.
8992 (get_reassoc_pow_ssa_name): Likewise.
8993 (attempt_builtin_powi): Likewise.
8994 (reassociate_bb): Call attempt_builtin_powi.
8995 (fini_reassoc): Two new calls to statistics_counter_event.
8997 2012-04-12 Richard Guenther <rguenther@suse.de>
8999 * Makefile.in (cgraphunit.o): Add $(EXCEPT_H) dependency.
9000 * cgraph.h (tree_rest_of_compilation): Remove.
9001 * cgraph.c (cgraph_add_new_function): Move ...
9002 * cgraphunit.c (cgraph_add_new_function): ... here.
9003 (tree_rest_of_compilation): Make static.
9004 (cgraph_expand_function): Do not set cgraph_function_flags_ready.
9005 * tree-optimize.c (gate_all_optimizations, pass_all_optimizations,
9006 gate_all_early_local_passes, execute_all_early_local_passes,
9007 pass_early_local_passes, gate_all_early_optimizations,
9008 pass_all_early_optimizations): Move ...
9009 * passes.c (gate_all_optimizations, pass_all_optimizations,
9010 gate_all_early_local_passes, execute_all_early_local_passes,
9011 pass_early_local_passes, gate_all_early_optimizations,
9012 pass_all_early_optimizations): ... here.
9013 * tree-optimize.c (execute_free_datastructures): Remove.
9014 * tree-flow.h (execute_free_datastructures): Remove.
9015 * tree-optimize.c (execute_init_datastructures,
9016 pass_init_datastructures): Move ...
9017 * tree-ssa.c (execute_init_datastructures,
9018 pass_init_datastructures): ... here.
9019 * cfgexpand.c (gimple_expand_cfg): Inline-expand call to
9020 execute_free_datastructures.
9022 2012-04-12 Bernd Schmidt <bernds@codesourcery.com>
9024 * dbgcnt.def (ira_move): New counter.
9025 * ira-int.h (ira_create_new_reg): Declare function.
9026 (first_moveable_pseudo, last_moveable_pseudo): Declare variables.
9027 * ira-emit.c (ira_create_new_reg): Renamed from craete_new_reg and
9028 no longer static. All callers changed.
9029 * ira.c: Include "dbgcnt.h".
9030 (rtx_moveable_p, insn_dominated_by_p, find_moveable_pseudos,
9031 move_unallocated_pseudos): New static functions.
9032 (first_moveable_pseudo, last_moveable_pseudo): New global variables.
9033 (pseudo_replaced_reg, pseudo_move_insn): New static variables.
9034 (ira): Call find_moveable_pseudos and move_unallocated_pseudos.
9035 * ira-costs.c (find_costs_and_classes): Assign a memory cost of zero
9036 to the pseudos generated in find_moveable_pseudos.
9037 * Makefile.in (ira.o): Add $(DBGCNT_H).
9039 2012-04-12 Richard Guenther <rguenther@suse.de>
9041 PR tree-optimization/52943
9042 * tree-chrec.h (chrec_is_positive): Remove.
9043 * tree-scalar-evolution.c (chrec_is_positive): Move ...
9044 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
9045 Return false for a constant zero instead of negative.
9046 (analyze_siv_subscript_cst_affine): Handle zero difference
9047 in the initial condition explicitely.
9049 2012-04-12 Richard Guenther <rguenther@suse.de>
9051 * tree-parloops.c (parallelize_loops): Also consult the upper
9052 bound for the number of iterations.
9053 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
9054 (loop_prefetch_arrays): Likewise.
9056 2012-04-12 Richard Guenther <rguenther@suse.de>
9058 * cfgloop.h (estimated_loop_iterations_int): Ditch
9059 'conservative' parameter.
9060 (max_stmt_executions_int): Likewise.
9061 (estimated_loop_iterations): Likewise.
9062 (max_stmt_executions): Likewise.
9063 (max_loop_iterations): Declare.
9064 (max_loop_iterations_int): Likewise.
9065 (estimated_stmt_executions): Likewise.
9066 (estimated_stmt_executions_int): Likewise.
9067 * tree-ssa-loop-niter.c (estimated_loop_iterations):
9069 (max_loop_iterations): ... this.
9070 (estimated_loop_iterations_int): Split parts to ...
9071 (max_loop_iterations_int): ... this.
9072 (max_stmt_executions_int): Split parts to ...
9073 (estimated_stmt_executions_int): ... this.
9074 (max_stmt_executions): Split parts to ...
9075 (estimated_stmt_executions): ... this.
9076 * graphite-sese-to-poly.c (build_loop_iteration_domains): Adjust.
9077 * predict.c (predict_loops): Likewise.
9078 * tree-data-ref.c (max_stmt_executions_tree): Likewise.
9079 (analyze_siv_subscript_cst_affine): Likewise.
9080 (compute_overlap_steps_for_affine_1_2): Likewise.
9081 (analyze_subscript_affine_affine): Likewise.
9082 (init_omega_for_ddr_1): Likewise.
9083 * tree-parloops.c (parallelize_loops): Likewise.
9084 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
9085 (may_eliminate_iv): Likewise.
9086 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
9087 (loop_prefetch_arrays): Likewise.
9088 * tree-vrp.c (adjust_range_with_scev): Likewise.
9090 2012-04-12 Oleg Endo <olegendo@gcc.gnu.org>
9092 * config/sh/sh.h (RETURN_ADDR_RTX): Use NULL_RTX instead of 0.
9093 * config/sh/sh.c (INSN_REGMODE_WEIGHT, CURR_REGMODE_PRESSURE):
9095 (dump_table): Use bool type for need_align and have_df variables.
9096 (find_barrier, sfunc_uses_reg): Use NULL_RTX instead of 0.
9097 (regs_used): Remove register modifier.
9098 (barrier_align): Move variables slot, credit, jump_to_next
9099 into if block above for loop. Use bool type for jump_to_next.
9100 (sh_function_arg): Use NULL_RTX instead of 0.
9102 2012-04-11 Andreas Schwab <schwab@linux-m68k.org>
9104 * config/m68k/m68k.md (rotrhi3+1): Name it rotrhi_lowpart.
9105 (bswapsi2): New expander.
9107 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
9109 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Defined to
9110 0x60000000 if __x86_64 is defined and __LP64__ isn't defined.
9112 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
9114 PR rtl-optimization/52876
9115 * emit-rtl.c (set_reg_attrs_from_value): Handle arbitrary value.
9116 Don't call mark_reg_pointer for incompatible pointer sign extension.
9118 * reginfo.c (reg_scan_mark_refs): Call set_reg_attrs_from_value
9121 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
9123 * fold-const.c (fold_unary_loc): Use GET_MODE_PRECISION for
9124 comparisons against TYPE_PRECISION.
9125 * tree-ssa-forwprop.c (combine_conversions): Likewise.
9127 2012-04-11 Xinliang David Li <davidxl@google.com>
9129 * tree-passes.h: Remove TODO_dump_func.
9130 * tree-ssa-tail-merge.c (tail_merge_optimize): Remove TODO_dump_func.
9131 * trans-mem.c: Remove TODO_dump_func.
9132 * ira.c: Remove TODO_dump_func.
9134 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
9136 * config/i386/i386.c (ix86_option_override_internal): Check
9137 SUBTARGET_OVERRIDE_OPTIONS and SUBSUBTARGET_OVERRIDE_OPTIONS
9138 after TARGET_64BIT is updated.
9140 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
9142 * config/sh/sh.h: Remove old secondary reload code.
9144 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
9146 * config/sh/sh.c (SCHED_REORDER): Merge macro into ...
9147 (ready_reorder): ... this function.
9149 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
9151 * sel-sched.c (sel_global_init): Swap order of sched_rgn_init and
9154 * haifa-sched.c (prune_ready_list): Rework handling of SCHED_GROUP_P
9155 insns so that no other insn is queued for a time before them.
9157 * config/c6x/c6x.md (load_got_gotoff): Set op_pattern attribute to
9160 2012-04-11 Richard Guenther <rguenther@suse.de>
9163 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
9164 consider loop nesting.
9165 (evolution_function_is_univariate_p): Properly check the remainder
9168 2012-04-11 Richard Guenther <rguenther@suse.de>
9171 * except.c (sjlj_emit_dispatch_table): Properly update loop structure.
9173 2012-04-11 Nick Clifton <nickc@redhat.com>
9175 * config/rl78/rl78.c (rl78_expand_prologue): Set stack use
9176 information, if requested.
9178 * config/rx/rx.c (rx_expand_prologue): Likewise.
9180 2012-04-11 Peter Bergner <bergner@vnet.ibm.com>
9181 Michael Matz <matz@suse.de>
9184 * rtlanal.c (unsigned_reg_p): New function.
9185 Update copyright notice dates.
9186 * rtl.h (unsigned_reg_p): Prototype it.
9187 Update copyright notice dates.
9188 * config/rs6000/rs6000.c (rs6000_generate_compare): Use it.
9190 * expr.c (expand_expr_real_1): Set register attributes.
9191 * stmt.c (expand_case): Likewise.
9193 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
9196 * config/sh/sh-protos.h (sh_legitimate_index_p): Add new arguments
9197 consider_sh2a and allow_zero.
9198 * config/sh/sh.c (sh_legitimate_index_p): Likewise.
9199 (disp_addr_displacement): New function.
9200 (sh_address_cost): Use disp_addr_displacement function instead
9201 of DISP_ADDR_OFFSET.
9202 (sh_legitimate_address_p): Adapt to changed
9203 sh_legitimate_index_p declaration.
9204 (sh_find_mov_disp_adjust): Remove HImode check.
9205 (sh_secondary_reload): Add HImode case. Use satisfies_constraint_Sdd,
9206 disp_addr_displacement and max_mov_insn_displacement.
9207 (max_mov_insn_displacement): Remove HImode check.
9208 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12,
9209 DISP_ADDR_P, DISP_ADDR_OFFSET): Remove.
9210 * config/sh/constraints.md (K05, K13): New constraints.
9211 (K12): Correct comment.
9212 (Sdd): Do not use DISP_ADDR_P macro.
9213 (Snd, Sbw): Use satisfies_constraint_Sdd.
9214 * config/sh/sh.md (extendhisi2): Remove constraints from expander.
9215 (*extendhisi2_compact, movhi_i): Remove.
9216 (*extendhisi2_compact_reg, *extendhisi2_compact_mem_disp,
9217 *extendhisi2_compact_mem_disp, *extendhisi2_compact_snd,
9218 *movhi_reg_reg, *movhi_store_mem_disp05, *movhi_store_mem_disp13,
9219 *movhi_load_mem_disp, *movhi_load_mem_disp, *movhi): New insns.
9220 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_mem_disp,
9221 *movqi_store_mem_disp04, *movqi_store_mem_disp12, *movqi_load_mem_disp,
9222 *movqi_load_mem_disp): Use sh_legitimate_index_p instead of
9224 Add new peepholes for HImode displacement addressing.
9226 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
9228 * config/sh/sh.h (SIDI_OFF): Remove.
9229 * config/sh/sh.md: Use gen_highpart and gen_lowpart to access
9230 DImode subregs instead of gen_rtx_REG or simplifly_gen_subreg
9233 2012-04-11 Eric Botcazou <ebotcazou@adacore.com>
9236 * doc/extend.texi (Other Builtins): Document __builtin_bswap16.
9237 (PowerPC AltiVec/VSX Built-in Functions): Remove it.
9238 * doc/md.texi (Standard Names): Add bswap.
9239 * builtin-types.def (BT_UINT16): New primitive type.
9240 (BT_FN_UINT16_UINT16): New function type.
9241 * builtins.def (BUILT_IN_BSWAP16): New.
9242 * builtins.c (expand_builtin_bswap): Add TARGET_MODE argument.
9243 (expand_builtin) <BUILT_IN_BSWAP16>: New case. Pass TARGET_MODE to
9244 expand_builtin_bswap.
9245 (fold_builtin_bswap): Add BUILT_IN_BSWAP16 case.
9246 (fold_builtin_1): Likewise.
9247 (is_inexpensive_builtin): Likewise.
9248 * optabs.c (expand_unop): Deal with bswap in HImode specially. Add
9249 missing bits for bswap to libcall code.
9250 * tree.c (build_common_tree_nodes): Build uint16_type_node.
9251 * tree.h (enum tree_index): Add TI_UINT16_TYPE.
9252 (uint16_type_node): New define.
9253 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_BSWAP_HI): Delete.
9254 * config/rs6000/rs6000.c (rs6000_expand_builtin): Remove handling of
9256 (rs6000_init_builtins): Likewise.
9257 * config/rs6000/rs6000.md (bswaphi2): Add TARGET_POWERPC predicate.
9259 2012-04-11 Tristan Gingold <gingold@adacore.com>
9261 * doc/extend.texi (Type Attributes): Move paragraph.
9263 2012-04-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
9266 * diagnostic.h (show_caret): Declare.
9267 (caret_max_width): Declare.
9268 (diagnostic_show_locus): Declare.
9269 * diagnostic.c (diagnostic_initialize): Initialize to false.
9270 (diagnostic_show_locus): New.
9271 (diagnostic_report_diagnostic): Call it.
9272 (getenv_columns): New.
9274 (diagnostic_set_caret_max_width): New.
9275 * input.c (read_line): New.
9276 (location_get_source_line): New.
9277 * input.h (location_get_source_line): Declare.
9278 * toplev.c (general_init): Initialize show_caret from options.
9279 * dwarf2out.c (gen_producer_string): Handle fdiagnostics-show-caret.
9280 * opts.c (common_handle_option): Likewise.
9281 * pretty-print.h (pp_get_prefix): New.
9282 (pp_base_get_prefix): New.
9283 * common.opt (fdiagnostics-show-caret): New option.
9284 * doc/invoke.texi (fdiagnostics-show-caret): Document it.
9286 2012-04-11 Richard Guenther <rguenther@suse.de>
9288 PR rtl-optimization/52881
9289 * ifcvt.c (find_if_case_2): Avoid speculating loop latches.
9291 2012-04-11 Richard Guenther <rguenther@suse.de>
9293 PR tree-optimization/52912
9294 * tree-ssa-threadupdate.c (thread_block): Tell the cfg
9295 manipulation code we are threading through a loop header
9296 to an exit destination.
9298 2012-04-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
9300 * tree.h (warn_if_unused_value): Move declaration from here.
9301 * stmt.c (warn_if_unused_value): Move definition from here.
9303 2012-04-10 Michael Matz <matz@suse.de>
9305 * tree-vectorizer.h (_loop_vec_info.strided_stores): Rename to
9307 (LOOP_VINFO_STRIDED_STORES): Rename to LOOP_VINFO_GROUPED_STORES.
9308 (struce _bb_vec_info.strided_stores): Rename to grouped_stores.
9309 (BB_VINFO_STRIDED_STORES): Rename to BB_VINFO_GROUPED_STORES.
9310 (STMT_VINFO_STRIDED_ACCESS): Rename to STMT_VINFO_GROUPED_ACCESS.
9311 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
9312 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
9313 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
9314 (vect_record_strided_load_vectors): Rename to
9315 vect_record_grouped_load_vectors.
9316 * tree-vect-data-refs.c (vect_update_misalignment_for_peel):
9317 Rename use of above macros.
9318 (vect_verify_datarefs_alignment): Ditto.
9319 (vector_alignment_reachable_p): Ditto.
9320 (vect_peeling_hash_get_lowest_cost): Ditto.
9321 (vect_enhance_data_refs_alignment): Ditto.
9322 (vect_analyze_group_access): Ditto and rename stride to groupsize.
9323 (vect_analyze_data_ref_access): Rename "strided" to "grouped".
9324 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
9325 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
9326 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
9327 (vect_record_strided_load_vectors): Rename to
9328 vect_record_grouped_load_vectors.
9329 * tree-vect-loop.c (new_loop_vec_info): Rename use of above macros.
9330 (destroy_loop_vec_info): Ditto.
9331 (vect_transform_loop): Ditto and rename strided_store to grouped_store.
9332 * tree-vect-slp.c (vect_build_slp_tree): Rename use of above macros.
9333 (vect_analyze_slp): Ditto.
9334 (new_bb_vec_info): Ditto.
9335 (destroy_bb_vec_info): Ditto.
9336 (vect_schedule_slp_instance): Ditto and rename strided_store to
9338 * tree-vect-stmts.c (vect_cost_strided_group_size): Rename to
9339 vect_cost_group_size.
9340 (vect_model_store_cost): Rename use of above macros and call
9341 to vect_cost_strided_group_size.
9342 (vect_model_load_cost): Ditto.
9343 (vectorizable_store): Ditto, rename strided_store to grouped_store
9344 and calls to renamed tree-vectorizer.h functions.
9345 (vectorizable_load): Ditto.
9346 (vect_transform_stmt): Rename use of above macros and strided_store
9349 2012-04-10 Jan Hubicka <jh@suse.cz>
9351 * cgraph.h: Remove misledaing comment on ipa-ref.h.
9352 (symtab_type): New enum.
9353 (symtab_node): New structure.
9354 (cgraph_node, varpool_node): Add symbol base type.
9355 (cgraph, varpool): New accestor functions.
9356 * cgraph.c (cgraph_create_node_1): Set symbol type.
9357 * varpool.c (varpool_node): Set symbol type.
9359 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
9360 Richard Sandiford <rdsandiford@googlemail.com>
9362 * fwprop.c (propagate_rtx): Also set PR_CAN_APPEAR for subregs.
9364 2012-04-10 Richard Guenther <rguenther@suse.de>
9367 * gimple-low.c (gimple_check_call_args): Properly account for
9368 compatible aggregate types.
9370 2012-04-10 Richard Guenther <rguenther@suse.de>
9372 * toplev.h (tree_rest_of_compilation): Remove.
9373 * tree-optimize.c (tree_rest_of_compilation): Likewise.
9374 * cgraph.h (tree_rest_of_compilation): Declare.
9375 * tree-optimize.c (tree_rest_of_compilation): Move ...
9376 * cgraphunit.c (tree_rest_of_compilation): ... here.
9377 * cgraph.c (cgraph_add_new_function): Adjust.
9378 * Makefile.in (tree-optimize.o): Adjust.
9379 (cgraphunit.o): Likewise.
9381 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
9383 PR tree-optimization/52870
9384 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
9385 presumed pattern statement is within the same loop or basic block.
9387 2012-04-10 Tristan Gingold <gingold@adacore.com>
9389 * gengtype.c (main): Make uintptr_t a known type.
9391 2012-04-10 Richard Guenther <rguenther@suse.de>
9393 * tree-pass.h (tree_lowering_passes): Remove.
9394 * tree-optimize.c (tree_lowering_passes): Remove.
9395 * cgraph.c (cgraph_add_new_function): Inline relevant parts
9396 of tree_lowering_passes, avoid redundant call of early local passes.
9397 * cgraphunit.c (cgraph_lower_function): Fold into ...
9398 (cgraph_analyze_function): ... its single caller. Inline
9399 relevant parts of tree_lowering_passes.
9401 2012-04-09 H.J. Lu <hongjiu.lu@intel.com>
9404 * config/pa/pa.opt: Remove SIO and GNU_LD.
9406 2012-04-09 Jan Hubicka <jh@suse.cz>
9411 * lto-cgraph.c (compute_ltrans_boundary): When alias is in the
9412 boundary, add its target too.
9413 * lto.c (add_references_to_partition): Add also aliased nodes.
9414 (add_cgraph_node_to_partition,
9415 add_varpool_node_to_partition): Work on nodes, not functions/variables;
9416 when adding alias, add also the aliased object.
9418 2012-04-09 Uros Bizjak <ubizjak@gmail.com>
9421 * config/i386/predicates.md (x86_64_zext_general_operand): Prevent
9422 VOIDmode immediate operands.
9423 * config/i386/constraints.md (Wz): New constraint.
9424 * config/i386/i386.md (*zero_extendsidi2_rex64): Use Wz instead of Z.
9426 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
9429 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
9430 the DECL generated for the special GOT helper.
9432 2012-04-09 Oleg Endo <olegendo@gcc.gnu.org>
9434 * config/sh/constraints.md: Update list of constraints in
9436 (Sr0): Remove unused memory constraint.
9438 2012-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
9440 * tree-pretty-print.h: Update comment.
9442 2012-04-08 Oleg Endo <olegendo@gcc.gnu.org>
9444 * config/sh/sh.md: Use braced string notation where applicable.
9445 (*prefetch_i4, prefetch_m2a): Merge into ...
9446 (*prefetch): ... this new insn.
9448 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
9450 * config/sh/sh.h (high_life_started): Remove
9451 * config/sh/predicates.md (general_movdst_operand): Use
9452 'reload_in_progress' instead of 'high_life_started'.
9453 * config/sh/sh.md (divsi_inv_call, *divsi_inv_call_combine,
9454 divsi_inv_fp): Likewise.
9456 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
9458 * config/sh/sh-protos.h (prepare_move_operands): Return void
9460 * config/sh/sh.c (prepare_move_operands): Likewise.
9461 * config/sh/sh.md: Remove return value checks of prepare_move_operands.
9463 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
9465 * config/sh/sh-protos.h (fp_int_operand, symbol_ref_operand,
9466 general_movsrc_operand, general_movdst_operand, arith_reg_operand,
9467 fp_arith_reg_operand, arith_operand, arith_reg_or_0_operand,
9468 logical_operand, fpscr_operand, fpul_operand, expand_fp_branch,
9469 commutative_float_operator, noncommutative_float_operator,
9470 sh_handle_pragma): Remove.
9472 2012-04-06 Sandra Loosemore <sandra@codesourcery.com>
9474 * doc/invoke.texi: Clean up Texinfo markup throughout the file.
9475 Use @option markup on command-line options. Use @samp markup on
9476 literal keywords to options. Use @code markup on code fragments.
9477 Use other markup in preference to quotation marks in the text.
9478 Add markup to some passages without any.
9480 2012-04-06 Mike Stump <mikestump@comcast.net>
9482 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Avoid warning.
9484 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
9486 * config/sh/sh.c (hi_const): Remove.
9487 (find_barrier, sh_reorg): Use satisfies_constraint_I16 instead
9490 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
9492 * config/sh/sh-protos.h (sh_expand_t_scc): Change return type from int
9494 * config/sh/sh.c (sh_expand_t_scc): Likewise.
9495 * config/sh/sh.md (cstoresi4, cstoredi4): Remove GET_CODE checks before
9496 calling sh_expand_t_scc.
9498 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
9500 * config/sh/sh-protos.h (fp_zero_operand, fp_one_operand,
9501 nonpic_symbol_mentioned_p, expand_block_move, expand_ashiftrt,
9502 sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext, system_reg_operand,
9503 reg_unused_after, sh_can_redirect_branch, sh_need_epilogue, fldi_ok,
9504 sh_hard_regno_rename_ok, sh_cfun_interrupt_handler_p,
9505 sh_cfun_resbank_handler_p, sh_attr_renesas_p, sh_cfun_attr_renesas_p,
9506 check_use_sfunc_addr, sh_contains_memref_p, sh_loads_bankedreg_p,
9507 sh2a_is_function_vector_call): Use bool as return type.
9508 (sh_pass_in_reg_p): Remove.
9509 * config/sh/sh.c (broken_move, mova_p, noncall_uses_reg, high_pressure,
9510 flow_dependent_p, sh2a_function_vector_p, expand_block_move,
9511 expand_ashiftrt, sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext,
9512 sh_need_epilogue, sh2a_is_function_vector_call, sh_attr_renesas_p,
9513 sh_cfun_attr_renesas_p, sh_cfun_interrupt_handler_p,
9514 sh_cfun_resbank_handler_p, system_reg_operand, fp_zero_operand,
9515 fp_one_operand, fldi_ok, reg_unused_after, sh_can_redirect_branch,
9516 sh_hard_regno_rename_ok, check_use_sfunc_addr, sh_contains_memref_p,
9517 sh_loads_bankedreg_p): Use bool as return type.
9518 (nonpic_symbol_mentioned_p): Use bool as return type. Remove
9519 'register' modifier.
9521 2012-04-06 Matt Turner <mattst88@gmail.com>
9523 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
9525 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
9527 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
9528 of the destination isn't also a FP_REGS register.
9530 2012-04-05 Teresa Johnson <tejohnson@google.com>
9531 H.J. Lu <hongjiu.lu@intel.com>
9533 * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_LCP_STALL.
9534 * config/i386/i386.md (move immediate to memory peephole2):
9535 Add cases for HImode move when LCP stall avoidance is needed.
9536 * config/i386/i386.c (initial_ix86_tune_features): Initialize
9537 X86_TUNE_LCP_STALL entry.
9539 2012-04-05 Uros Bizjak <ubizjak@gmail.com>
9542 * config/i386/i386.c (ix86_decompose_address): Allow VOIDmode
9543 CONST_INT operands, zero-extended with AND.
9545 2012-04-05 Oleg Endo <olegendo@gcc.gnu.org>
9548 * config/sh/sh.c (sh_find_mov_disp_adjust): Take machine_mode as the
9549 first argument instead of mode size. Move displacement calculations
9551 (mov_insn_size, max_mov_insn_displacement, mov_insn_alignment_mask):
9552 ... these new functions.
9553 (disp_adjust): Remove max_mov_disp field.
9554 (sh_legitimate_index_p): Use max_mov_insn_displacement and
9555 mov_insn_alignment_mask.
9556 (sh_address_cost): Use max_mov_insn_displacement.
9558 2012-04-05 Andrew Stubbs <ams@codesourcery.com>
9560 * config/arm/arm.md (arch): Add neon_onlya8 and neon_nota8.
9561 (arch_enabled): Handle new arch types.
9562 (one_cmpldi2): Add NEON support.
9564 2012-04-05 Richard Guenther <rguenther@suse.de>
9566 * gimple.c (walk_gimple_op): Compute val_only for the LHS
9567 of an assigment in the canonical way, avoiding is_gimple_mem_rhs.
9568 (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt): Move ...
9569 * gimplify.c (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
9570 ... here and make static.
9571 * gimple.h (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
9574 2012-04-05 Richard Guenther <rguenther@suse.de>
9576 * tree-ssa-dse.c (dse_optimize_stmt): Remember the stmt
9577 basic-block before removing it.
9579 2012-04-05 Richard Guenther <rguenther@suse.de>
9581 * tree-ssanames.c (release_dead_ssa_names): Compact the SSA
9582 version namespace as we release the freelist.
9584 2012-04-05 Richard Guenther <rguenther@suse.de>
9586 * tree-nrv.c (tree_nrv): Release VDEFs.
9587 * tree-sra.c (sra_modify_constructor_assign): Likewise.
9588 (sra_modify_assign): Likewise.
9589 * tree-vect-stmts.c (vect_remove_stores): Likewise.
9590 * tree-vect-loop.c (vect_transform_loop): Likewise.
9591 * tree-ssa-dom.c (optimize_stmt): Likewise.
9592 * tree-vect-slp.c (vect_schedule_slp): Likewise.
9593 * tree-ssa-math-opts.c (execute_cse_sincos): Likewise.
9595 2012-04-05 Richard Guenther <rguenther@suse.de>
9597 * gimple-iterator.c (gsi_remove): Return whether EH edges need to be
9599 * gimple.h (gsi_remove): Adjust.
9600 * tree-ssa-operands.c (unlink_stmt_vdef): Optimize.
9601 * tree-ssa-dom.c (optimize_stmt): Use gsi_remove result.
9602 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
9603 * tree-ssa-forwprop.c (remove_prop_source_from_use): Likewise.
9604 * tree-ssa-math-opts.c (execute_optimize_widening_mul): Likewise.
9605 * tree-ssa-pre.c (eliminate): Likewise.
9607 2012-04-04 Mike Stump <mikestump@comcast.net>
9609 * doc/rtl.texi (const_double): Document as sign-extending.
9610 * expmed.c (expand_mult): Ensure we don't use shift incorrectly.
9611 * emit-rtl.c (immed_double_int_const): Refine to state the
9613 * simplify-rtx.c (mode_signbit_p): Add a fixme for wider than
9614 CONST_DOUBLE integers.
9615 (simplify_const_unary_operation, UNSIGNED_FLOAT): Ensure no
9616 negative values are converted. Fix conversions bigger than
9617 HOST_BITS_PER_WIDE_INT.
9618 (simplify_binary_operation_1): Ensure we don't use shift incorrectly.
9619 (simplify_immed_subreg): Sign-extend CONST_DOUBLEs.
9620 * explow.c (plus_constant_mode): Add.
9621 (plus_constant): Implement with plus_constant_mode.
9622 * rtl.h (plus_constant_mode): Add.
9624 2012-04-04 Richard Guenther <rguenther@suse.de>
9626 PR tree-optimization/52808
9627 * tracer.c (tail_duplicate): Do not tail-duplicate loop header blocks.
9628 * Makefile.in (tracer.o): Depend on $(CFGLOOP_H).
9630 2012-04-04 Tristan Gingold <gingold@adacore.com>
9632 * expr.c (expand_expr_real_2): Handle larger sizetype in
9635 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
9637 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
9638 to m2a-single instead of m2e.
9640 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
9642 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
9643 Change type of BITOFFSET to signed. Make sure the lower bound of
9644 the computed range is non-negative by adjusting OFFSET and BITPOS.
9645 (expand_assignment): Adjust call to get_bit_range.
9647 2012-04-03 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
9649 * h8300/h8300.c (h8300_current_function_monitor_function_p):
9650 New function. Added to check monitor functions.
9651 (h8300_option_override): Modified to generate error/warning
9652 messages for invalid combinations of different command line
9654 * h8300/h8300.md: Generate 'rte' for monitor functions. Do not
9655 save EXR on stack for monitor function in case of H8S target
9656 when "-mno-exr" is passed.
9657 * h8300/h8300-protos.h (h8300_current_function_monitor_function_p):
9659 * doc/invoke.texi: Document H8S options.
9661 2012-04-03 Tristan Gingold <gingold@adacore.com>
9663 * configure.ac: Use GCC_AC_FUNC_MMAP_BLACKLIST instead
9664 of gcc_AC_FUNC_MMAP_BLACKLIST.
9665 * acinclude.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Remove.
9666 * Makefile.in (aclocal_deps): Add mmap.m4.
9667 * configure: Regenerate.
9668 * aclocal.m4: Regenerate.
9670 2012-04-03 Richard Guenther <rguenther@suse.de>
9672 PR tree-optimization/52808
9673 * tracer.c (tail_duplicate): Return whether we have duplicated
9675 (tracer): If we have duplicated any block, cleanup the CFG.
9676 * cfghooks.c (duplicate_block): If we duplicated a loop
9677 header but not its loop, destroy the loop because it now has
9679 * tree-ssa-threadupdate.c (thread_through_loop_header): Tell
9680 the cfg manipulation routines we are not creating a multiple
9683 2012-04-03 Tristan Gingold <gingold@adacore.com>
9685 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle
9687 (vms_c_common_override_options): Allow parameterless variadic
9690 2012-04-03 Jakub Jelinek <jakub@redhat.com>
9692 PR tree-optimization/52835
9693 * tree-data-ref.c (build_rdg): Return NULL if
9694 compute_data_dependences_for_loop failed.
9696 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
9698 * varasm.c (initializer_constant_valid_for_bitfield_p): Return true
9699 for REAL_CST as well.
9700 (output_constructor): Use RECORD_OR_UNION_TYPE_P predicate.
9701 In the bitfield case, if the value is a REAL_CST, convert it first to
9704 2012-04-02 H.J. Lu <hongjiu.lu@intel.com>
9706 * config.gcc: Use i386/biarchx32.h instead of i386/biarch64.h
9707 for --with-abi={x32|mx32} or --with-multilib-list=mx32.
9708 (supported_defaults): Add abi for i[34567]86-*-* and x86_64-*-*.
9710 * config/i386/biarchx32.h: New.
9712 2012-04-02 Anatoly Sokolov <aesok@post.ru>
9714 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Remove.
9715 * config/arm/arm.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
9716 (arm_preferred_reload_class): New function.
9718 2012-04-02 Richard Guenther <rguenther@suse.de>
9720 PR tree-optimization/52756
9721 * tree-ssa-threadupdate.c (def_split_header_continue_p): New function.
9722 (thread_through_loop_header): After threading through the loop latch
9723 remove the split part from the loop and clear further threading
9724 opportunities that would create a multiple entry loop.
9726 2012-04-02 Richard Guenther <rguenther@suse.de>
9728 PR rtl-optimization/52800
9729 * cprop.c (execute_rtl_cprop): Call cleanup_cfg with
9730 CLEANUP_CFG_CHANGED.
9732 2012-04-02 Richard Guenther <rguenther@suse.de>
9735 * loop-init.c (gate_handle_loop2): Destroy loops here if
9736 we don't enter RTL loop optimizers.
9738 2012-04-02 Uros Bizjak <ubizjak@gmail.com>
9741 2012-03-29 Richard Guenther <rguenther@suse.de>
9743 * rtl.h (extended_count): Remove.
9744 * combine.c (extended_count): Remove.
9746 2012-04-02 Dodji Seketeli <dodji@redhat.com>
9749 * pt.c (more_specialized_fn): Don't apply decay conversion to
9750 types of function parameters.
9752 2012-04-02 Tristan Gingold <gingold@adacore.com>
9754 * ggc-page.c (PAGE_L1_SIZE, PAGE_L2_SIZE, LOOKUP_L1, LOOKUP_L2)
9755 (ggc_allocated_p, lookup_page_table_entry, set_page_table_entry)
9756 (alloc_page, init_ggc, clear_marks, struct ggc_pch_data)
9757 (ggc_pch_this_base): Use uintptr_t instead of size_t.
9759 2012-03-31 H.J. Lu <hongjiu.lu@intel.com>
9762 * config/i386/i386.c (ix86_option_override_internal): Don't
9763 check TARGET_64BIT if TARGET_64BIT_DEFAULT is false.
9765 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
9767 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
9768 (stmt_can_make_abnormal_goto): Use it.
9769 (is_ctrl_altering_stmt): Likewise.
9771 2012-03-30 Naveen H.S <naveen.S@kpitcummins.com>
9772 Kaz Kojima <kkojima@gcc.gnu.org>
9774 * config/sh/sh.c (push_regs): Skip banked registers when
9775 resbank attribute is specified.
9776 (sh_expand_epilogue): Likewise.
9778 2012-03-30 Richard Henderson <rth@redhat.com>
9781 * combine-stack-adj.c (prev_active_insn_bb): New.
9782 (next_active_insn_bb): New.
9783 (force_move_args_size_note): New.
9784 (combine_stack_adjustments_for_block): Use it.
9786 2012-03-30 Richard Henderson <rth@redhat.com>
9788 * config/i386/i386.c (struct expand_vec_perm_d): Add one_operand_p.
9789 (ix86_expand_vector_init_duplicate): Initialize it.
9790 (expand_vec_perm_palignr): Likewise.
9791 (ix86_expand_vec_perm_const): Likewise.
9792 (ix86_vectorize_vec_perm_const_ok): Likewise.
9793 (expand_vec_perm_blend): Use it.
9794 (expand_vec_perm_vpermil): Likewise.
9795 (expand_vec_perm_pshufb): Likewise.
9796 (expand_vec_perm_1): Likewise.
9797 (expand_vec_perm_pshuflw_pshufhw): Likewise.
9798 (expand_vec_perm_interleave2): Likewise.
9799 (expand_vec_perm_vpermq_perm_1): Likewise.
9800 (expand_vec_perm_vperm2f128): Likewise.
9801 (expand_vec_perm_interleave3): Likewise.
9802 (expand_vec_perm_vperm2f128_vblend): Likewise.
9803 (expand_vec_perm_vpshufb2_vpermq): Likewise.
9804 (expand_vec_perm_vpshufb2_vpermq_even_odd): Likewise,.
9805 (expand_vec_perm_broadcast): Likewise.
9806 (expand_vec_perm_vpshufb4_vpermq2): Likewise.
9808 2012-03-30 Richard Henderson <rth@redhat.com>
9810 * dwarf2out.c (gen_variable_die): Initialize off.
9812 2012-03-30 Tristan Gingold <gingold@adacore.com>
9814 * config/vms/vms-f.c: New file.
9815 * config/vms/t-vms (vms-f.o): New rule.
9816 * config.gcc (*-*-*vms*): Define fortran_target_objs.
9818 2012-03-30 Richard Guenther <rguenther@suse.de>
9820 PR tree-optimization/52754
9821 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
9822 propagate arbitrary addresses into really plain dereferences.
9824 2012-03-30 Richard Guenther <rguenther@suse.de>
9827 * except.c (emit_to_new_bb_before): Move loop updating ...
9828 (dw2_build_landing_pads): ... here. Use a proper block for
9829 querying the loop father.
9831 2012-03-30 Tristan Gingold <gingold@adacore.com>
9833 * config/ia64/ia64.c (ia64_section_type_flags): Remove
9834 common_object attribute handling.
9835 (SECTION_VMS_OVERLAY): Remove
9836 (ia64_vms_common_object_attribute): Replace abort with an assert.
9837 Do not set DECL_SECTION_NAME.
9838 (ia64_vms_output_aligned_decl_common): Handle common_object
9840 (ia64_vms_elf_asm_named_section): Remove.
9841 * config/ia64/vms.h (TARGET_ASM_NAMED_SECTION): Remove.
9843 2012-03-30 Richard Guenther <rguenther@suse.de>
9846 * double-int.c (rshift_double): Remove not needed cast.
9848 2012-03-30 Richard Guenther <rguenther@suse.de>
9850 * tree-affine.h (print_aff): Remove.
9851 * tree-affine.c (print_aff): Make static.
9852 * tree-data-ref.h (access_matrix_get_index_for_parameter): Remove.
9853 (get_references_in_stmt): Likewise.
9854 (print_direction_vector): Likewise.
9855 (print_dir_vectors): Likewise.
9856 (print_dist_vectors): Likewise.
9857 (dump_subscript): Likewise.
9858 (dump_ddrs): Likewise.
9859 (dump_dist_dir_vectors): Likewise.
9860 (dump_data_references): Likewise.
9861 (dump_data_dependence_relation): Likewise.
9862 (dump_data_dependence_direction): Likewise.
9863 (dump_rdg_vertex): Likewise.
9864 (dump_rdg_component): Likewise.
9865 (debug_ddrs): Declare.
9866 (struct data_ref_loc_d): Move ...
9867 * tree-data-ref.c (struct data_ref_loc_d): ... here.
9868 (get_references_in_stmt): Make static.
9869 (dump_data_references): Likewise.
9870 (dump_subscript): Likewise.
9871 (print_direction_vector): Likewise.
9872 (print_dir_vectors): Likewise.
9873 (print_dist_vectors): Likewise.
9874 (dump_data_dependence_relation): Likewise.
9875 (dump_dist_dir_vectors): Likewise.
9876 (dump_ddrs): Likewise.
9877 (dump_rdg_vertex): Likewise.
9878 (dump_rdg_component): Likewise.
9879 (debug_ddrs): New function.
9880 (access_matrix_get_index_for_parameter): Remove.
9882 2012-03-30 Tristan Gingold <gingold@adacore.com>
9884 * config/vms/vms.c (VMS_CRTL_FLOAT32): Rename.
9885 (VMS_CRTL_FLOAT64, VMS_CRTL_FLOAT64_VAXD): New.
9886 (VMS_CRTL_FLOAT128, VMS_CRTL_DPML, VMS_CRTL_NODMPL)
9887 (VMS_CRTL_32ONLY, VMS_CRTL_G_MASK, VMS_CRTL_G_NONE)
9888 (VMS_CRTL_GA, VMS_CRTL_GL, VMS_CRTL_FLOATV2): New.
9889 (vms_patch_builtins): Handle new flags
9890 * config/vms/vms-crtlmap.map: Completed using nm on
9891 c and math system libraries.
9892 * config/vms/make-crtlmap.awk: Handle any number of flags.
9894 2012-03-30 Martin Jambor <mjambor@suse.cz>
9896 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
9897 is a builtin_stack_save in a dominating BB.
9899 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
9901 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
9902 crossing 128bit lane boundary.
9904 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
9906 * ira-color.c (setup_left_conflict_sizes_p): Process all
9907 conflicting objects.
9909 2012-03-29 Jakub Jelinek <jakub@redhat.com>
9911 PR tree-optimization/52760
9912 * tree-vect-slp.c (vect_get_constant_vectors): Convert constant_p
9913 shift count for {L,R}{SHIFT,ROTATE}_EXPR to TREE_TYPE (vector_type).
9915 2012-03-29 Richard Guenther <rguenther@suse.de>
9917 * cgraph.h (cgraph_materialize_all_clones): Remove.
9918 (reset_inline_failed): Likewise.
9919 * cgraphunit.c (cgraph_materialize_all_clones): Make static.
9920 * cgraphbuild.c (reset_inline_failed): Remove.
9921 * rtl.h (cse_main): Remove.
9922 (extended_count): Likewise.
9923 * cse.c (dump_class): Mark as DEBUG_FUNCTION.
9924 (cse_main): Make static.
9925 * combine.c (extended_count): Remove.
9926 (dump_combine_stats): Mark as DEBUG_FUNCTION.
9927 * basic-block.h (reorder_basic_blocks): Remove.
9928 * bb-reorder.c (reorder_basic_blocks): Make static.
9929 * Makefile.in (dse.o): Remove dse.h dependency.
9931 * dse.c (gate_dse): Remove.
9932 (clear_alias_mode_eq): Likewise.
9933 (clear_alias_mode_hash): Likewise.
9934 (dse_record_singleton_alias_set): Likewise.
9935 (dse_invalidate_singleton_alias_set): Likewise.
9937 2012-03-29 H.J. Lu <hongjiu.lu@intel.com>
9939 * config/linux-android.h (ANDROID_STARTFILE_SPEC): Use
9940 crtbegin_so%O%s for -shared.
9941 (ANDROID_ENDFILE_SPEC): Use crtend_so%O%s for -shared.
9943 2012-03-29 Richard Guenther <rguenther@suse.de>
9945 * tree-flow.h (struct pre_expr_d): Remove forward declaration.
9946 (add_to_value): Remove.
9947 (print_value_expressions): Likewise.
9948 * tree-ssa-pre.c (add_to_value): Make static.
9949 (print_value_expressions): Likewise.
9950 * gimple.h (gimple_adjust_this_by_delta): Remove.
9951 * gimple-fold.c (gimple_adjust_this_by_delta): Likewise.
9953 2012-03-29 Richard Guenther <rguenther@suse.de>
9956 * double-int.h (rshift_double): Remove.
9957 * double-int.c (lshift_double): Use absu_hwi to make count positive.
9958 (rshift_double): Make static, take unsigned count argument,
9959 remove handling of negative count argument.
9960 (double_int_rshift): Dispatch to lshift_double.
9962 2012-03-28 H.J. Lu <hongjiu.lu@intel.com>
9964 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Add
9967 * config/i386/gnu-user64.h (SPEC_64): Support TARGET_BI_ARCH == 2.
9968 (SPEC_X32): Likewise.
9969 (MULTILIB_DEFAULTS): Likewise.
9971 * config/i386/i386.c (isa_opts): Remove -m64.
9972 (ix86_target_string): Properly handle -m32/-m64/-mx32.
9973 (ix86_option_override_internal): Properly
9974 set OPTION_MASK_ISA_64BIT and OPTION_MASK_ISA_X32 as well as
9975 handle -m32, -m64 and -mx32.
9977 * config/i386/i386.h (TARGET_X32): Replace OPTION_ISA_X32
9978 with OPTION_ABI_X32. Moved after TARGET_LP64.
9979 (TARGET_LP64): Changed to OPTION_ABI_64.
9981 * config/i386/i386.opt (m64): Replace ISA_64BIT with ABI_64.
9982 (mx32): Replace ISA_X32 with ABI_X32.
9984 2012-03-28 Eric Botcazou <ebotcazou@adacore.com>
9986 * tree.c (tree_size) <VECTOR_CST>: New case.
9988 2012-03-28 Uros Bizjak <ubizjak@gmail.com>
9990 * config/i386/i386.c (ix86_modes_tieable_p): Handle 32bit AVX modes.
9991 (ix86_expand_vector_move_misalign): Remove un-needed gen_lowpart calls.
9993 2012-03-28 Jakub Jelinek <jakub@redhat.com>
9996 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
9997 __builtin_va_start to __builtin_next_arg if the latter is
9998 builtin_decl_explicit_p rather than when it is not.
10000 PR middle-end/52750
10001 * tree-vect-generic.c (vector_element): Perform multiplication
10002 for pos in bitsizetype type instead of idx type.
10004 2012-03-28 Richard Guenther <rguenther@suse.de>
10006 * loop-init.c (loop_optimizer_init): If loops are preserved
10007 perform incremental initialization of required loop features.
10008 (loop_optimizer_finalize): If loops are to be preserved only
10009 clean up optional loop features.
10010 (rtl_loop_done): Forcefully free loops here.
10011 * cgraph.c (cgraph_release_function_body): Forcefully free loops.
10012 * cfgexpand.c (expand_gimple_cond): Properly add new basic-blocks
10014 (construct_init_block): Likewise.
10015 (construct_exit_block): Likewise.
10016 (gimple_expand_cfg): Clear LOOP_CLOSED_SSA loop state. Cleanup
10017 the CFG after expanding.
10018 * cfgloop.c (verify_loop_structure): Calculate or verify dominators.
10019 If we needed to calculate them, free them afterwards.
10020 * tree-pass.h (PROP_loops): New define.
10021 * tree-ssa-loop.c (pass_tree_loop_init): Provide PROP_loops.
10022 * basic-block.h (CLEANUP_CFG_CHANGED): New.
10023 * cfgcleanup.c (merge_blocks_move): Protect loop latches.
10024 (cleanup_cfg): If we did something and have loops around, fix them up.
10025 * cse.c (rest_of_handle_cse_after_global_opts): Call cleanup_cfg
10026 with CLEANUP_CFG_CHANGED.
10027 * cfghooks.c (merge_blocks): If we merge a loop header into
10028 its predecessor, update the loop structure.
10029 (duplicate_block): If we copy a loop latch, adjust loop state
10030 to note we may have multiple latches.
10031 (delete_basic_block): Mark loops for fixup if we remove a loop.
10032 * cfganal.c (forwarder_block_p): Protect loop latches, headers
10034 * cfgrtl.c (rtl_can_merge_blocks): Protect loop latches.
10035 (cfg_layout_can_merge_blocks_p): Likewise.
10036 * cprop.c (bypass_block): If we create a loop with multiple
10037 entries, mark it for removal.
10038 * except.c (emit_to_new_bb_before): Add the new basic-block
10040 * tree-eh.c (lower_resx): Likewise.
10041 * omp-low.c (finalize_task_copyfn): Do not copy PROP_loops.
10042 (expand_omp_taskreg): Likewise.
10043 * tree-inline.c (initialize_cfun): Likewise.
10044 * tree-mudflap.c (add_bb_to_loop): Prototype.
10045 (mf_build_check_statement_for): Properly add new basic-blocks
10047 * tree-ssa-threadupdate.c (thread_block): Mark loops for fixup
10048 if we remove a loop.
10049 (thread_through_loop_header): Likewise.
10050 * trans-mem.c (tm_log_emit_save_or_restores): Properly add
10051 new basic-blocks to existing loops.
10052 (expand_transaction): Likewise.
10053 * Makefile.in (except.o): Add $(CFGLOOP_H).
10054 (expr.o): Likewise.
10055 (cgraph.o): Likewise.
10056 (cprop.o): Likewise.
10057 (cfgexpand.o): Likewise.
10058 (cfganal.o): Likewise.
10059 (trans-mem.o): Likewise.
10060 (tree-eh.o): Likewise.
10062 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
10065 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
10066 (avr_builtin_decl): New static function.
10067 (struct avr_builtin_description, avr_bdesc): Move up.
10068 Add GTY marker. Add field fndecl. Remove redundant field id.
10069 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
10070 (avr_expand_builtin): Code cleanup because .id is removed.
10072 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
10075 * config.gcc (tm_file): Remove avr/multilib.h.
10077 * doc/invoke.texi (AVR Options): Adjust documentation of -mtiny-stack.
10079 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
10080 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
10081 * config/avr/t-avr: Remove generation of multilib.h.
10082 * config/avr/t-multilib: Regenerate.
10083 * config/avr/multilib.h: Remove.
10084 * config/avr/avr.opt (-msp8): New option.
10085 (avr_sp8): New variable.
10086 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
10087 * config/avr/avr.h (AVR_HAVE_SPH): New define.
10088 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
10089 (avr_device_to_sp8): New prototype.
10090 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
10091 (DRIVER_SELF_SPECS): New define.
10092 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
10093 __AVR_SP8__, __AVR_HAVE_SPH__.
10094 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
10095 AVR_HAVE_8BIT_SP to decide if SP_H is present.
10096 (avr_file_start): Ditto.
10098 2012-03-28 Jakub Jelinek <jakub@redhat.com>
10101 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
10102 instead of 8 in adjust_address.
10104 2012-03-27 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
10106 PR middle-end/51893
10107 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
10110 2012-03-27 Oleg Endo <olegendo@gcc.gnu.org>
10113 * config/sh/sh.c (sh_legitimize_address, sh_legitimize_reload_address):
10114 Rearrange conditional logic. Move displacement address calculations
10116 (sh_find_mov_disp_adjust): ... this new function.
10118 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
10120 * config/arm/arm.opt (mapcs): Remove MaskExists.
10121 * config/cris/linux.opt (mno-gotplt): Likewise.
10122 * config/i386/i386.opt (mhard-float): Likewise.
10124 (mno-sse4): Likewise.
10125 * config/m68k/m68k.opt (mhard-float): Likewise.
10126 * config/mep/mep.op (mcop32): Likewise.
10127 * config/pa/pa-hpux.opt (msio): Likewise.
10128 * config/pa/pa64-hpux.opt (mgnu-ld): Likewise.
10129 * config/picochip/picochip.opt (mlittle): Likewise.
10130 * config/sh/sh.opt (mrenesas): Likewise.
10131 * config/sparc/long-double-switch.opt (mlong-double-128): Likewise.
10132 * config/sparc/sparc.opt (mhard-float): Likewise.
10133 * config/v850/v850.opt (mv850es): Likewise.
10134 * config/vax/vax.opt (mg-float): Likewise.
10136 2012-03-27 Martin Jambor <mjambor@suse.cz>
10138 PR middle-end/52693
10139 * tree-sra.c (sra_modify_assign): Do not call
10140 load_assign_lhs_subreplacements when working with an unscalarizable
10143 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
10146 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
10148 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
10149 * config/i386/i386.c: Include reload.h.
10150 (ix86_legitimize_reload_address): New function.
10152 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
10154 * opth-gen.awk: Allocated a bit for Mask and InverseMask if it
10155 hasn't been allocated. Define a target macro for Mask and
10156 InverseMask if it hasn't been defined. Remove MaskExists handling.
10158 * doc/options.texi: Remove MaskExists.
10160 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
10163 * config/sh/sh.c (find_barrier): Add equality check of last_got
10164 to avoid going above orig insn. Update comments.
10166 2012-03-27 Richard Guenther <rguenther@suse.de>
10168 PR middle-end/52720
10169 * fold-const.c (try_move_mult_to_index): Handle &x.array more
10172 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
10174 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
10175 of a unit before computing the offset in units.
10176 * expr.c (get_bit_range): Return the null range if the enclosing record
10177 is part of a larger bit field.
10179 2012-03-27 Tristan Gingold <gingold@adacore.com>
10181 * config/ia64/vms.h (CASE_VECTOR_MODE): Define.
10182 * config/ia64/ia64.md: Remove mode in template.
10183 Sign extend operand in expand_simple_binop.
10184 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use
10185 CASE_VECTOR_MODE instead of TARGET_ILP32.
10186 (ADDR_VEC_ALIGN): Make it depends on CASE_VECTOR_MODE.
10188 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
10190 * varasm.c (assemble_external): #if 0 out the new assert from the
10191 previous commit, it breaks the Java and Go front ends.
10193 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
10195 * toplev.c (check_global_declaration_1): Do not call assemble_external.
10196 * expr.c (emit_block_move_libcall_fn): Likewise.
10197 (clear_storage_libcall_fn): Likewise.
10198 (expand_expr_addr_expr_1): Likewise.
10199 (expand_expr_real_1): Likewise.
10200 * calls.c (rtx_for_function_call): Likewise.
10202 * varasm.c (assemble_external): Assert this function is only called
10203 during or after expanding to RTL.
10205 2012-03-26 Martin Jambor <mjambor@suse.cz>
10207 PR tree-optimization/50052
10208 * tree-sra.c (tree_non_aligned_mem_p): Removed.
10209 (tree_non_aligned_mem_for_access_p): Likewise.
10210 (build_accesses_from_assign): Removed strict alignment requirements
10212 (access_precludes_ipa_sra_p): Likewise.
10214 2012-03-26 Richard Guenther <rguenther@suse.de>
10216 PR tree-optimization/52701
10217 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
10218 compute and set the evolution part of PHI nodes.
10220 2012-03-26 Richard Guenther <rguenther@suse.de>
10222 PR tree-optimization/52721
10223 * tree-vect-stmts.c (vect_init_vector): Handle scalars.
10225 2012-03-26 Ulrich Weigand <ulrich.weigand@linaro.org>
10227 PR tree-optimization/52686
10228 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
10231 2012-03-26 Tristan Gingold <gingold@adacore.com>
10233 * config/alpha/vms.h (LINK_SPEC): Simplify.
10234 (STARTFILE_SPEC): Remove -mvms-return-codes handling.
10235 (NAME__MAIN, SYMBOL__MAIN): Remove.
10236 (VMS_DEBUG_MAIN_POINTER): Remove.
10237 * config/ia64/vms.h: Likewise.
10238 * config/alpha/alpha.c (alpha_start_function): Move vms_debug_main
10239 code to vms.c. Call vms_start_function.
10240 * config/ia64/ia64.c (ia64_start_function): Likewise.
10241 * config/vms/vms-protos.h (vms_start_function): Declare.
10242 * config/vms/vms.c (vms_start_function): New function.
10243 * config/vms/vms.h (MATH_LIBRARY): Define.
10244 (VMS_DEBUG_MAIN_POINTER): Define.
10246 2012-03-26 Eric Botcazou <ebotcazou@adacore.com>
10248 PR rtl-optimization/52629
10249 * reload1.c (count_pseudo): Short-circuit common case.
10250 (count_spilled_pseudo): Return early for pseudos without hard regs.
10251 Assert that the pseudo has got a hard reg before manipulating it.
10253 2012-03-24 Jan Hubicka <jh@suse.cz>
10256 * varpool.c (varpool_finalize_decl): Handle toplevel_reorder here.
10257 (decide_is_variable_needed): Do not handle toplevel reorder here.
10258 * cgraph.h (varpool_can_remove_if_no_refs): Likewise.
10259 * ipa.c (cgraph_remove_unreachable_nodes): Remove unreachable vars
10262 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
10264 * expr.c (optimize_bitfield_assignment_op) <BIT_IOR_EXPR>: Use str_mode
10265 and str_bitsize instead of more convoluted expressions.
10267 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
10270 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
10272 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
10275 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Fix pasto.
10277 2012-03-23 Martin Jambor <mjambor@suse.cz>
10279 * tree-sra.c (build_accesses_from_assign): Remove FIXME comment.
10281 2012-03-23 Richard Guenther <rguenther@suse.de>
10283 PR tree-optimization/52678
10284 * tree-vectorizer.h (struct _stmt_vec_info): Add
10285 loop_phi_evolution_part member.
10286 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
10287 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
10288 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
10289 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
10290 Use the cached evolution part and the PHI nodes value from
10291 the loop preheader edge instead of re-analyzing the evolution.
10293 2012-03-22 Maxim Kuvyrkov <maxim@codesourcery.com>
10295 * config/mips/mips-tables.opt: Update.
10296 * config/mips/mips.md (processor): Add xlp.
10297 * config/mips/mips-cpus.def: Add xlp.
10298 * config/mips/mips.c (mips_rtx_cost_data): Add costs for XLP, copy from
10300 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle xlp.
10301 * doc/invoke.texi: Mention XLP.
10303 2012-03-22 Jakub Jelinek <jakub@redhat.com>
10305 PR middle-end/52547
10306 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
10307 on any new_local_var_chain vars declared during recursing on
10308 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
10310 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
10312 * config/alpha/alpha.h (ASM_OUTPUT_ALIGN): Move to config/alpha/elf.h
10313 (ASM_OUTPUT_SKIP): Move to config/alpha/vms.h
10314 (ASM_OUTPUT_LOCAL): Ditto.
10315 (ASM_OUTPUT_COMMON): Remove.
10316 * config/alpha/elf.h (ASM_OUTPUT_DEF_FROM_DECLS): Use ASM_OUTPUT_DEF.
10317 * config/alpha/vms.h (ASM_OUTPUT_ALIGN): Do not undefine before define.
10319 2012-03-22 Jan Hubicka <jh@suse.cz>
10321 PR middle-end/51737
10322 * cgraph.c (cgraph_remove_node_and_inline_clones): Add FORBIDDEN_NODE
10324 * cgraph.h (cgraph_remove_node_and_inline_clones): Update prototype.
10325 * ipa-inline-transform.c (save_inline_function_body): Remove
10326 copied clone if needed.
10327 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Update.
10329 2012-03-22 Richard Guenther <rguenther@suse.de>
10331 PR middle-end/52666
10332 * fold-const.c (fold_ternary_loc): Fix typo.
10334 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
10337 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
10338 (unspecv): Add UNSPECV_MEMORY_BARRIER.
10339 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
10340 (delay_cycles_1, delay_cycles_2): Ditto.
10341 (delay_cycles_3, delay_cycles_4): Ditto.
10342 (nopv, *nopv): Ditto.
10343 (sleep, *sleep): Ditto.
10344 (wdr, *wdr): Ditto.
10346 2012-03-22 Richard Guenther <rguenther@suse.de>
10348 PR tree-optimization/52548
10349 * tree-ssa-pre.c (valid_in_sets): Remove handling of invalidation
10350 because of clobbers.
10351 (prune_clobbered_mems): New function.
10352 (compute_antic_aux): Use it to prune ANTIC_OUT.
10353 (compute_partial_antic_aux): Use it to prune PA_IN.
10354 (compute_avail): Only insert expressions into EXP_GEN that are not
10355 invalidated when translated up to the beginning of the block.
10357 2012-03-22 Richard Guenther <rguenther@suse.de>
10359 PR tree-optimization/52638
10360 * tree-vect-stmts.c (vect_init_vector_1): New function, split
10362 (vect_init_vector): ... here. Handle scalar vector inits.
10363 (vect_get_vec_def_for_operand): Adjust.
10364 (vectorizable_load): Likewise.
10366 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
10368 * config.gcc (alpha*-*-linux*): Add elfos.h to tm_file.
10369 (alpha*-*-freebsd*): Ditto.
10370 (alpha*-*-netbsd*): Ditto.
10371 (alpha*-*-openbsd*): Ditto.
10372 * config/alpha/elf.h (OBJECT_FORMAT_ELF): Remove.
10373 (DWARF2_DEBUGGING_INFO): Remove.
10374 (PREFERRED_DEBUGGING_TYPE): Remove.
10375 (ASM_FINAL_SPEC): Remove.
10376 (IDENT_ASM_OP): Remove.
10377 (ASM_OUTPUT_IDENT): Remove.
10378 (SKIP_ASM_OP): Remove.
10379 (ASM_OUTPUT_SKIP): Remove.
10380 (ALIGN_ASM_OP): Remove.
10381 (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
10382 (ASM_OUTPUT_CASE_LABEL): Remove.
10383 (ASM_OUTPUT_EXTERNAL_LIBCALL): Remove.
10384 (COMMON_ASM_OP): Remove.
10385 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
10386 (ASCII_DATA_ASM_OP): Remove.
10387 (READONLY_DATA_SECTION_ASM_OP): Remove.
10388 (INIT_SECTION_ASM_OP): Remove.
10389 (FINI_SECTION_ASM_OP): Remove.
10390 (ASM_SECTION_START_OP): Remove.
10391 (ASM_OUTPUT_SECTION_START_FILE): Remove.
10392 (TARGET_ASM_NAMED_SECTION): Remove.
10393 (TARGET_ASM_SELECT_SECTION): Remove.
10394 (MAKE_DECL_ONE_ONLY): Remove.
10395 (TYPE_ASM_OP): Remove.
10396 (SIZE_ASM_OP): Remove.
10397 (ASM_WEAKEN_LABEL): Remove.
10398 (TYPE_OPERAND_FMT): Remove.
10399 (ASM_DECLARE_RESULT): Remove.
10400 (ASM_DECLARE_OBJECT_NAME): Remove.
10401 (ASM_FINISH_DECLARE_OBJECT): Remove.
10402 (ELF_ASCII_ESCAPES): Remove.
10403 (ELF_STRING_LIMIT): Remove.
10404 (STRING_ASM_OP): Remove.
10405 (ASM_OUTPUT_EXTERNAL): Remove.
10406 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Redefine to false.
10407 * config/alpha/alpha.h (PCC_BITFIELD_TYPE_MATTERS): Undefine
10409 (ASM_DECLARE_FUNCTION_NAME): Ditto.
10410 (ASM_DECLARE_FUNCTION_SIZE): Ditto.
10411 (ASM_GENERATE_INTERNAL_LABEL): Ditto.
10412 (ASM_OUTPUT_SKIP): Ditto.
10413 (READONLY_DATA_SECTION_ASM_OP): Remove.
10414 (USER_LABEL_PREFIX): Remove.
10415 (ASM_OUTPUT_ASCII): Remove.
10416 (ASM_OUTPUT_CASE_LABEL): Remove.
10417 (NO_DOLLAR_IN_LABEL): Undefine.
10419 2012-03-22 Richard Guenther <rguenther@suse.de>
10421 PR tree-optimization/52459
10422 * tree-ssa-pre.c (inhibit_phi_insertion): Do not inhibit
10423 PHI insertion for calls.
10425 2012-03-21 Steven Bosscher <steven@gcc.gnu.org>
10427 * cse.c (invalidate_from_sets_and_clobbers, try_back_substitute_reg,
10428 find_sets_in_insn, canonicalize_insn): Split out from ...
10429 (cse_insn): ... here.
10430 (invalidate_from_clobbers): Take an insn instead of the pattern.
10432 2012-03-21 Oleg Endo <olegendo@gcc.gnu.org>
10435 * config/sh/sh-protos.h (sh_fsca_df2int): Remove.
10436 * config/sh/sh.c (sh_fsca_df2int_rtx, sh_fsca_df2int): Remove.
10437 * config/sh/sh.md (sindf2, cosdf2): Remove.
10439 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
10442 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
10443 prologue for unwinder and profiler.
10445 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
10447 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
10448 Introduce emul_name to select the right linker emulation for
10449 powerpc64-*-freebsd*.
10450 * configure: Regenerate.
10451 * config.gcc: Add bits to support powerpc64-*-freebsd*.
10452 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
10453 * config/rs6000/freebsd64.h: New file.
10454 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
10456 (rs6000_savres_strategy): Likewise.
10457 (rs6000_savres_routine_name): Likewise.
10458 (rs6000_elf_file_end): Likewise.
10459 * config/rs6000/t-freebsd64: New file.
10460 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
10461 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
10463 * config/rs6000/freebsd64.h: Remove duplicated entries from last
10465 * config/rs6000/t-freebsd64: Likewise.
10467 2012-03-21 Georg-Johann Lay <avr@gjlay.de>
10469 PR rtl-optimization/52543
10471 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
10472 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
10473 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
10474 (avr_load_libgcc_p): Restrict to __flash loads.
10475 (avr_out_lpm): Only handle 1-byte loads from __flash.
10476 (avr_load_lpm): New function.
10477 (avr_find_unused_d_reg): Remove.
10478 (avr_out_lpm_no_lpmx): Remove.
10479 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
10480 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
10481 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
10482 (load_<mode>, load_<mode>_clobber): New insns.
10483 (mov<mode>): For multi-byte move from non-generic
10484 16-bit address spaces: Expand to load_<mode> resp.
10485 load_<mode>_clobber.
10486 (load<mode>_libgcc): Remove expander.
10487 (split-lpmx): Remove split.
10489 2012-03-21 Richard Earnshaw <rearnsha@arm.com>
10491 * neon.md (neon_vget_lanev2di): Use gen_lowpart and gen_highpart.
10492 * config/arm/neon.ml (Fixed_return_reg): Renamed to fixed_vector_reg.
10493 All callers changed.
10494 (Fixed_core_reg): New feature.
10495 (Vget_lane [sizes S64 and U64]): Add Fixed_core_reg. Allow fmrrd in
10497 * neon-testgen.ml: Handle Fixed_core_reg.
10499 2012-03-21 Andrew Stubbs <ams@codesourcery.com>
10501 * config/arm/arm.c (thumb2_reorg): Add complete support
10502 for 16-bit instructions.
10503 * config/arm/thumb2.md: Delete obsolete flag-clobbering peepholes.
10505 2012-03-21 Richard Guenther <rguenther@suse.de>
10507 PR tree-optimizer/52636
10508 * tree-vect-slp.c (vect_get_constant_vectors): Convert constants
10509 to the appropriate type.
10511 2012-03-21 Richard Guenther <rguenther@suse.de>
10513 * Makefile.in (cfgexpand.o): Add $(REGS_H) and $(INTEGRATE_H)
10515 * cfgexpand.c (gimple_expand_cfg): Fold in pass_init_function,
10516 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
10517 * passes.c (init_optimization_passes): Remove pass_init_function,
10518 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
10519 * tree-pass.h (pass_init_function): Remove.
10520 (pass_jump): Remove.
10521 (pass_initial_value_sets): Remove.
10522 (pass_unshare_all_rtl): Remove.
10523 * integrate.c (pass_initial_value_sets): Remove.
10524 * emit-rtl.c (pass_unshare_all_rtl): Remove.
10525 * tree.h (init_function_for_compilation): Remove.
10526 * function.c (init_function_for_compilation): Remove.
10527 (pass_init_function): Remove.
10528 * cfgcleanup.c (rest_of_handle_jump): Remove.
10529 (pass_jump): Remove.
10531 2012-03-20 Jason Merrill <jason@redhat.com>
10533 * tree-streamer-in.c (streamer_alloc_tree): Call
10534 ggc_alloc_zone_cleared_tree_node instead of
10535 ggc_alloc_zone_cleared_tree_node_stat.
10537 2012-03-20 Jonathan Wakely <jwakely.gcc@gmail.com>
10539 * doc/extend.texi (Template Instantiation): Remove anachronisms.
10541 2012-03-20 Jakub Jelinek <jakub@redhat.com>
10544 * config/i386/i386.c (expand_vec_perm_vperm2f128): New function.
10545 (ix86_expand_vec_perm_const_1): Call it.
10547 * config/i386/i386.c (vselect_insn): New variable.
10548 (init_vselect_insn): New function.
10549 (expand_vselect, expand_vselect_insn): Add testing_p argument.
10550 Call init_vselect_insn if vselect_insn is NULL. Adjust
10551 PATTERN (vselect_insn), instead of creating a new insn each time,
10552 only emit a copy of it if not testing and recog has been successful.
10553 (expand_vec_perm_pshufb, expand_vec_perm_1,
10554 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_broadcast_1): Adjust
10558 * config/i386/i386.md ("isa" attribute): Add avx2 and noavx2.
10559 ("enabled" attribute): Handle avx2 and noavx2 isas.
10560 * config/i386/sse.md (avx2_vec_dupv8sf_1, avx2_pbroadcast<mode>_1):
10562 (vec_dup<mode>): Add avx2 =x,x alternative.
10563 (vec_dup<mode> splitter): Don't split if TARGET_AVX2.
10564 (*avx_vperm_broadcast_<mode>): Don't split V4DFmode if TARGET_AVX2.
10565 For TARGET_AVX2, V8SFmode and elt == 0 split into vbroadcastss.
10566 * config/i386/i386.c (expand_vec_perm_pshufb): Emit also vpermps
10568 (expand_vec_perm_1): For broadcasts, use avx2_pbroadcast<mode>_1
10569 if possible, handle also V8SFmode.
10571 2012-03-20 Richard Earnshaw <rearnsha@arm.com>
10573 * arm/predicates.md (zero_operand, reg_or_zero_operand): New predicates.
10574 * arm/neon.md (neon_vceq<mode>, neon_vcge<mode>): Use
10575 reg_or_zero_operand predicate.
10576 (neon_vcle<mode>, neon_vclt<mode>): Use zero_operand predicate.
10578 2012-03-20 Jakub Jelinek <jakub@redhat.com>
10580 * config/i386/i386.c (ix86_decompose_address) <case ZERO_EXTEND>:
10581 If operand isn't UNSPEC, return 0.
10583 2012-03-20 Richard Guenther <rguenther@suse.de>
10585 * tree-pass.h (pass_rtl_eh): Remove.
10586 * except.c (gate_handle_eh): Likewise.
10587 (rest_of_handle_eh): Likewise.
10588 (pass_rtl_eh): Likewise.
10589 (finish_eh_generation): Export.
10590 * except.h (finish_eh_generation): Declare.
10591 * passes.c (init_optimization_passes): Remove pass_rtl_eh.
10592 * cfgexpand.c (gimple_expand_cfg): Call finish_eh_generation
10593 after expanding stack alignment. Instead of compacting blocks
10596 2012-03-20 Richard Guenther <rguenther@suse.de>
10598 * stor-layout.c (finish_bitfield_representative): Fallback
10599 to conservative maximum size if the padding up to the next
10600 field cannot be computed as a constant.
10601 (finish_bitfield_layout): If we cannot compute the distance
10602 between the start of the bitfield representative and the
10603 bitfield member start a new representative.
10604 * expr.c (get_bit_range): The distance between the start of
10605 the bitfield representative and the bitfield member is zero
10606 if the field offsets are not constants.
10608 2012-03-20 Tristan Gingold <gingold@adacore.com>
10610 * tree.h (enum size_type_kind): Add stk_ prefix to constants,
10611 convert in lowercase.
10612 (sizetype_tab, sizetype, bitsizetype, ssizetype, sbitsizetype)
10613 (size_int, ssize_int, bitsize_int, sbitsize_int): Adjust.
10614 * stor-layout.c (sizetype_tab): Adjust.
10615 (initialize_sizetypes): Use SIZETYPE instead of SIZE_TYPE.
10616 * tree-streamer.c (preload_common_nodes): Use stk_type_kind_last
10617 instead of type_kind_last.
10618 * tree-scalar-evolution.c (interpret_rhs_expr): Use size_int
10619 instead of size_int_kind.
10620 * doc/tm.texi.in (Type Layout): Document SIZETYPE.
10621 * doc/tm.texi: Regenerate.
10622 * defaults.h (SIZETYPE): Provide a default value.
10623 * config/vms/vms.h (SIZE_TYPE): Define as "unsigned int".
10624 (SIZETYPE): Define.
10626 2012-03-20 Oleg Endo <olegendo@gcc.gnu.org>
10628 * config/sh/sh.md: Use braced string notation where applicable.
10630 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
10632 * config/i386/i386.md (allocate_stack): Simplify.
10634 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
10636 * builtins.c (expand_builtin_cexpi): Use copy_addr_to_reg instead of
10637 copy_to_mode_reg (Pmode, ...).
10638 (expand_builtin_frame_address): Ditto.
10639 * expr.c (emit_block_move_via_libcall): Ditto.
10640 (set_storage_via_libcall): Ditto.
10642 * config/i386/i386.c (ix86_expand_movmem): Ditto.
10643 (ix86_expand_setmem): Ditto.
10644 (ix86_trampoline_init): DItto.
10645 * config/i386/i386.md (cmpstrnsi): Ditto.
10647 2012-03-19 Sandra Loosemore <sandra@codesourcery.com>
10649 * config/sh/sh.opt (madjust-unroll): Mark as ignored/obsolete.
10650 * config/sh/sh.h (TARGET_OPT_DEFAULT): Don't use MASK_ADJUST_UNROLL.
10651 * doc/invoke.texi (Option Summary): Remove -madjust-unroll.
10652 (SH Options): Likewise.
10654 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
10656 * config/i386/i386.c (get_thread_pointer): Add tp_mode argument.
10657 Generate ZERO_EXTEND in place if GET_MODE (tp) != tp_mode.
10658 (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>: Always generate
10659 DImode UNSPEC_GOTNTPOFF references on TARGET_64BIT.
10660 (ix86_decompose_address): Allow zero extended UNSPEC_TP references.
10663 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10665 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
10666 * config/i386/i386.c (ix86_decompose_address): Use
10667 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
10668 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
10669 thread pointer to a register.
10672 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
10674 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
10675 if Pmode != word_mode.
10676 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
10677 Pmode == SImode for TARGET_X32.
10679 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
10680 (tls_initial_exec_x32): Likewise.
10682 2012-03-19 Oleg Endo <olegendo@gcc.gnu.org>
10685 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12, DISP_ADDR_P,
10686 DISP_ADDR_OFFSET): New macros.
10687 * config/sh/sh.c (sh_address_cost): Add SH2A special case.
10688 (sh_legitimate_index_p): Allow QImode displacements for non-SH2A.
10689 (sh_legitimize_address): Add QImode displacement handling.
10690 (sh_cannot_change_mode_class): Disallow GENERAL_REGS for SFmode
10692 (sh_secondary_reload): Add QImode displacement handling.
10693 * config/sh/predicates.md (movsrc_no_disp_mem_operand): New predicate.
10694 * config/sh/constraints.md (K04, Snd, Sdd): New constraints.
10695 * config/sh/sh.md (extendqisi2): Remove constraints from expander.
10696 (*extendqisi2_compact): Rename to *extendqisi2_compact_reg, restrict
10697 to register operands only.
10698 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_snd): New insns.
10699 (extendqihi2): Change insn to expander.
10700 (*extendqihi2_compact_reg): New insn.
10701 (movqi_i, movqi): Replace with ...
10702 (movqi, *movqi_reg_reg, *movqi_store_mem_disp12,
10703 *movqi_load_mem_disp, *movqi_load_mem_disp): ... these.
10704 Add new peepholes for QImode displacement addressing.
10706 2012-03-19 Paolo Carlini <paolo.carlini@oracle.com>
10709 * doc/invoke.texi: Document -Wuseless-cast.
10711 2012-03-19 Eric Botcazou <ebotcazou@adacore.com>
10713 * tree.def (REALPART_EXPR, IMAGPART_EXPR, VIEW_CONVERT_EXPR): Move.
10714 * tree.h (handled_component_p): Reorder cases.
10715 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref): Do
10716 not initialize unsignedp.
10717 (loc_list_from_tree): Likewise.
10718 (fortran_common): Likewise.
10719 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
10721 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
10723 * config/i386/i386.c (ix86_expand_prologue) <CM_LARGE_PIC>: Use Pmode
10724 mode consistently. Use ix86_gen_add3. Assert that Pmode == DImode.
10725 (ix86_expand_split_stack_prologue): Use ix86_gen_add3.
10726 (ix86_split_long_move): Ditto.
10727 (legitimize_tls_address): Use ix86_gen_sub3.
10728 (construct_plt_address): Assert that Pmode == DImode.
10730 2012-03-18 Uros Bizjak <ubizjak@gmail.com>
10732 * config/i386/i386.md: Remove empty predicates and/or constraints.
10733 * config/i386/sync.md: Ditto.
10734 * config/i386/sse.md: Ditto.
10735 * config/i386/mmx.md: Ditto.
10736 * config/i386/pentium.md: Ditto.
10737 * config/i386/athlon.md: Ditto.
10739 2012-03-16 Richard Guenther <rguenther@suse.de>
10741 PR tree-optimization/52603
10742 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Clarify
10746 2012-03-14 Richard Guenther <rguenther@suse.de>
10748 PR tree-optimization/52571
10749 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
10750 flag_section_anchors check ...
10751 (vect_can_force_dr_alignment_p): ... here.
10753 2012-03-16 Martin Jambor <mjambor@suse.cz>
10755 * expr.c (expand_expr_real_1): Handle misaligned scalar reads from
10756 memory through MEM_REFs by calling extract_bit_field.
10758 2012-03-16 Richard Guenther <rguenther@suse.de>
10760 * fold-const.c (native_interpret_expr): Also support POINTER_TYPE
10761 and REFERENCE_TYPE interpretations.
10762 (can_native_interpret_type_p): New function.
10763 (fold_ternary_loc): Use native encode/interpret to fold
10764 BIT_FIELD_REFs of constants.
10766 2012-03-16 Richard Guenther <rguenther@suse.de>
10768 PR middle-end/52584
10769 * fold-const.c (fold_ternary_loc): Fold vector typed BIT_FIELD_REFs
10770 of vector constants and constructors.
10772 2012-03-16 Richard Guenther <rguenther@suse.de>
10774 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
10775 VIEW_CONVERT_EXPR to convert constants.
10776 (vect_is_simple_use): Treat all constants as vec_constant_def.
10778 2012-03-16 Richard Guenther <rguenther@suse.de>
10779 Kai Tietz <ktietz@redhat.com>
10781 PR middle-end/48814
10782 * gimplify.c (gimplify_self_mod_expr): Evaluate postfix
10783 side-effects completely in the pre-queue and use a temporary
10786 2012-03-16 Richard Guenther <rguenther@suse.de>
10788 * stor-layout.c (finish_bitfield_representative): Fall back
10789 to the conservative maximum size if we cannot compute the
10790 size of the tail padding.
10792 2012-03-16 Tristan Gingold <gingold@adacore.com>
10794 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
10795 __CRTL_VER and __VMS_VER.
10796 * config/vms/vms-protos.h: Declare vms_c_get_crtl_ver
10797 and vms_c_get_vms_ver.
10798 * config/vms/vms-c.c (vms_c_get_crtl_ver, vms_c_get_vms_ver): New
10800 * config/alpha/vms.h (VMS_DEFAULT_CRTL_VER)
10801 (VMS_DEFAULT_VMS_VER): Define.
10802 * config/ia64/vms.h (VMS_DEFAULT_CRTL_VER)
10803 (VMS_DEFAULT_VMS_VER): Define.
10805 2012-03-16 Richard Guenther <rguenther@suse.de>
10807 * tree-vect-loop.c (get_initial_def_for_induction): Use
10808 build_constructor directly.
10809 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
10810 build_vector_from_val.
10811 * tree.c (build_vector_from_val): Avoid creating a constructor
10812 first when we want a constant vector.
10814 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10816 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
10818 2012-03-16 Richard Guenther <rguenther@suse.de>
10820 * tree.h (TREE_VECTOR_CST_ELTS): Remove.
10821 (VECTOR_CST_NELTS, VECTOR_CST_ELTS, VECTOR_CST_ELT): New defines.
10822 (struct tree_vector): Remove elements member, add variable size
10824 (build_vector_stat): Declare.
10825 (build_vector): Define in terms of build_vector_stat.
10826 * tree.c (build_vector): Rename to ...
10827 (build_vector_stat): ... this. Take array of trees as parameter.
10828 (build_vector_from_ctor): Adjust.
10829 (integer_zerop, integer_onep, integer_all_onesp, iterative_hash_expr,
10830 initializer_zerop): Adjust.
10831 * cfgexpand.c (expand_debug_expr): Likewise.
10832 * expr.c (categorize_ctor_elements_1, expand_expr_real_1,
10833 const_vector_from_tree): Likewise.
10834 * fold-const.c (const_binop, operand_equal_p, native_encode_vector,
10835 native_interpret_vector, fold_unary_loc, vec_cst_ctor_to_array,
10836 fold_vec_perm, fold_binary_loc, fold_ternary_loc): Likewise.
10837 * tree-streamer-in.c (streamer_alloc_tree): Handle TS_VECTOR.
10838 (lto_input_ts_vector_tree_pointers): Adjust.
10839 * tree-streamer-out.c (streamer_write_tree_header): Handle TS_VECTOR.
10840 (write_ts_vector_tree_pointers): Adjust.
10841 * varasm.c (const_hash_1, compare_constant, copy_constant,
10842 output_constant): Adjust.
10843 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Adjust.
10844 * print-tree.c (print_node): Adjust.
10845 * tree-pretty-print.c (dump_generic_node): Adjust.
10846 * tree-vect-generic.c (uniform_vector_p, vector_element,
10847 lower_vec_perm): Adjust.
10848 * tree-vect-loop.c (get_initial_def_for_reduction): Adjust.
10849 * tree-vect-slp.c (vect_get_constant_vectors,
10850 vect_transform_slp_perm_load): Adjust.
10851 * tree-vect-stmts.c (vect_gen_perm_mask): Adjust.
10852 * expmed.c (make_tree): Adjust.
10853 * config/i386/i386.c (ix86_expand_builtin): Adjust.
10854 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Adjust interface
10855 and implementation.
10856 (sparc_fold_builtin): Adjust.
10858 2012-03-16 Tristan Gingold <gingold@adacore.com>
10860 * config.gcc (*-*-*vms*): Define use_gcc_stdint and tm_file.
10861 * config/vms/vms-stdint.h: New file.
10863 2012-03-16 Tristan Gingold <gingold@adacore.com>
10865 * config.host (alpha64-dec-*vms*, alpha*-dec-*vms*)
10866 (ia64-hp-*vms*): Replaced by ...
10867 (*-*-*vms*): ... This new entry.
10869 2012-03-15 Jakub Jelinek <jakub@redhat.com>
10872 * config/i386/i386.c (expand_vec_perm_vperm2f128_vblend): New function.
10873 (ix86_expand_vec_perm_const_1): Use it.
10876 * config/i386/sse.md (UNSPEC_VPERMDF): Remove.
10877 (avx2_permv4df): Remove.
10878 (avx2_permv4di): Macroize into...
10879 (avx2_perm<mode>): ... this using VI8F_256 iterator.
10880 (avx2_permv4di_1): Macroize into...
10881 (avx2_perm<mode>_1): ... this using VI8F_256 iterator.
10883 2012-03-15 Ulrich Weigand <ulrich.weigand@linaro.org>
10885 * combine.c (apply_distributive_law): Do not distribute SUBREG.
10887 2012-03-15 Ira Rosen <irar@il.ibm.com>
10888 Ulrich Weigand <ulrich.weigand@linaro.org>
10890 * tree-vect-patterns.c (widened_name_p): Rename to ...
10891 (type_conversion_p): ... this. Add new argument to determine
10892 if it's a promotion or demotion operation. Check for
10893 CONVERT_EXPR_CODE_P instead of NOP_EXPR.
10894 (vect_recog_dot_prod_pattern): Call type_conversion_p instead
10896 (vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern,
10897 vect_operation_fits_smaller_type, vect_recog_widen_shift_pattern):
10899 (vect_recog_mixed_size_cond_pattern): Likewise and allow
10900 non-constant then and else clauses.
10902 2012-03-15 Ira Rosen <irar@il.ibm.com>
10903 Ulrich Weigand <ulrich.weigand@linaro.org>
10905 * tree-vectorizer.h (vect_pattern_recog): Add new argument.
10906 * tree-vect-loop.c (vect_analyze_loop_2): Update call to
10907 vect_pattern_recog.
10908 * tree-vect-patterns.c (widened_name_p): Pass basic block
10909 info to vect_is_simple_use.
10910 (vect_recog_dot_prod_pattern): Fail for basic blocks.
10911 (vect_recog_widen_sum_pattern): Likewise.
10912 (vect_handle_widen_op_by_const): Support basic blocks.
10913 (vect_operation_fits_smaller_type,
10914 vect_recog_over_widening_pattern): Likewise.
10915 (vect_recog_vector_vector_shift_pattern): Support basic blocks.
10916 Update call to vect_is_simple_use.
10917 (vect_recog_mixed_size_cond_pattern): Support basic blocks.
10919 (check_bool_pattern): Add an argument, update call to
10920 vect_is_simple_use and the recursive calls.
10921 (vect_recog_bool_pattern): Update relevant function calls.
10923 (vect_mark_pattern_stmts): Update calls to new_stmt_vec_info.
10924 (vect_pattern_recog_1): Check for reduction only in loops.
10925 (vect_pattern_recog): Add new argument. Support basic blocks.
10926 * tree-vect-stmts.c (vectorizable_conversion): Pass basic block
10927 info to vect_is_simple_use_1.
10928 * tree-vect-slp.c (vect_get_and_check_slp_defs): Support basic blocks.
10929 (vect_slp_analyze_bb_1): Call vect_pattern_recog.
10931 2012-03-15 Jakub Jelinek <jakub@redhat.com>
10932 Andrew Pinski <apinski@cavium.com>
10934 PR middle-end/52592
10935 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
10936 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
10937 calls instead of __builtin_ir{int,ound}*.
10939 2012-03-15 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10941 * doc/sourcebuild.texi (cleanup-modules, keep-modules): Update
10944 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
10946 * config.gcc (target_type_format_char): New. Document it. Set it for
10948 * configure.ac (gnu_unique_option): Use target_type_format_char
10949 in test. Comment rationale.
10950 * configure: Regenerate .
10952 2012-03-15 Jakub Jelinek <jakub@redhat.com>
10954 PR tree-optimization/52267
10955 * tree-vrp.c (masked_increment): New function.
10956 (register_edge_assert_for_2): Derive ASSERT_EXPRs
10957 from (X & CST1) cmp CST2 tests.
10959 2012-03-15 Richard Guenther <rguenther@suse.de>
10961 PR middle-end/52580
10962 * tree-data-ref.c (subscript_dependence_tester_1): Check
10963 all dimensions for non-conflicting access functions.
10965 2012-03-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
10968 * doc/invoke.texi [C++ Language Options]: Document
10969 -ftemplate-backtrace-limit.
10971 2012-03-15 Tristan Gingold <gingold@adacore.com>
10973 * c-parser.c (c_parser_parameter_declaration): Handle #pragma
10974 before a parameter.
10976 2012-03-15 Tristan Gingold <gingold@adacore.com>
10978 * dwarf2out.c (gen_subprogram_die): Require dwarf unwinding to
10979 use DW_OP_call_frame_cfa.
10981 2012-03-14 H.J. Lu <hongjiu.lu@intel.com>
10984 * config/i386/i386-opts.h (pmode): New.
10986 * config/i386/i386.c (ix86_option_override_internal): Properly
10987 check and set ix86_pmode.
10989 * config/i386/i386.h (Pmode): Check ix86_pmode instead of TARGET_64BIT.
10991 * config/i386/i386.opt (maddress-mode=): New.
10993 * doc/invoke.texi: Document -maddress-mode=short|long for x86.
10995 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10997 * dwarf2cfi.c (def_cfa_0): Remove MIPS_DEBUGGING_INFO handling.
10998 (dwarf2out_do_cfi_asm): Likewise.
10999 * dwarf2out.c (output_call_frame_info): Remove MIPS_DEBUGGING_INFO
11001 (add_data_member_location_attribute): Likewise.
11002 (gen_array_type_die): Likewise.
11003 (gen_subprogram_die): Likewise.
11004 (gen_producer_string): Likewise.
11005 * sdbout.c (sdbout_begin_prologue): Declare unconditionally.
11006 Remove MIPS_DEBUGGING_INFO handling.
11007 (sdb_debug_hooks): Likewise.
11008 (sdbout_begin_block): Likewise.
11009 (sdbout_end_block): Likewise.
11010 (sdbout_begin_prologue): Likewise.
11011 (sdbout_start_source_file): Likewise.
11012 (sdbout_end_source_file): Likewise.
11013 (sdbout_init): Likewise.
11014 * system.h (MIPS_DEBUGGING_INFO): Poison.
11016 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11018 * config/alpha/alpha.c [HAVE_STAMP_H]: Remove.
11019 (alpha_file_start) [MS_STAMP]: Remove.
11021 * config/alpha/elf.h (TARGET_GAS): Remove.
11022 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove.
11023 * config/alpha/linux.h (TARGET_DEFAULT): Remove.
11024 * config/alpha/netbsd.h (TARGET_DEFAULT): Remove.
11025 * config/alpha/vms.h (TARGET_DEFAULT): Remove.
11026 * config.gcc (alpha*-*-linux*): Remove target_cpu_default.
11027 (alpha*-*-freebsd*): Likewise.
11028 (alpha*-*-netbsd*): Likewise.
11029 (alpha*-*-openbsd*): Likewise.
11030 (alpha*-*-*): Remove target_cpu_default2.
11031 * config/alpha/alpha.c (alpha_output_filename): Remove !TARGET_GAS
11033 * config/alpha/alpha.h (TARGET_AS_CAN_SUBTRACT_LABELS): Remove.
11034 (TARGET_AS_SLASH_BEFORE_SUFFIX): Remove.
11035 * config/alpha/alpha.c (print_operand): Always assume
11036 TARGET_AS_SLASH_BEFORE_SUFFIX.
11037 * config/alpha/alpha.md ("*builtin_setjmp_receiver_er_sl_1"):
11038 Remove TARGET_AS_CAN_SUBTRACT_LABELS.
11039 ("*builtin_setjmp_receiver_er_1"): Remove.
11040 * config/alpha/alpha.opt (malpha-as): Remove.
11042 * doc/invoke.texi (Option Summary, DEC Alpha Options): Remove
11044 Remove DEC Unix reference.
11046 * config/alpha/alpha.h (OBJECT_FORMAT_COFF): Remove.
11047 (EXTENDED_COFF): Remove.
11048 * config/alpha/elf.h (OBJECT_FORMAT_COFF): Don't undef.
11049 (EXTENDED_COFF): Don't undef.
11050 * config/alpha/alpha.c (alpha_file_start): Always assume
11052 Don't set targetm.asm_file_start_file_directive.
11053 [!OBJECT_FORMAT_ELF]: Remove.
11054 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
11056 * config/alpha/alpha.h (SDB_DEBUGGING_INFO): Remove.
11057 (DBX_DEBUGGING_INFO): Remove.
11058 (MIPS_DEBUGGING_INFO): Remove.
11059 (PREFERRED_DEBUGGING_TYPE): Remove.
11060 (DBX_OUTPUT_SOURCE_LINE): Remove.
11061 (SDB_OUTPUT_SOURCE_LINE): Remove.
11062 (DBX_CONTIN_LENGTH): Remove.
11063 (NO_DBX_FUNCTION_END): Remove.
11064 (ASM_STABS_OP): Remove.
11065 (ASM_STABN_OP): Remove.
11066 (ASM_STABD_OP): Remove.
11067 (SDB_ALLOW_FORWARD_REFERENCES): Remove.
11068 (SDB_ALLOW_UNKNOWN_REFERENCES): Remove.
11069 (PUT_SDB_DEF): Remove.
11070 (PUT_SDB_PLAIN_DEF): Remove.
11071 (PUT_SDB_TYPE): Remove.
11072 (sdb_label_count): Remove.
11073 (PUT_SDB_BLOCK_START): Remove.
11074 (PUT_SDB_BLOCK_END): Remove.
11075 (PUT_SDB_FUNCTION_START): Remove.
11076 (PUT_SDB_FUNCTION_END): Remove.
11077 (PUT_SDB_EPILOGUE_END): Remove.
11078 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Don't undef.
11079 (MIPS_DEBUGGING_INFO): Don't undef.
11080 (DBX_DEBUGGING_INFO): Don't undef.
11081 * config/alpha/vms.h (SDB_DEBUGGING_INFO): Don't undef.
11082 (MIPS_DEBUGGING_INFO): Don't undef.
11083 (DBX_DEBUGGING_INFO): Don't undef.
11084 * config/alpha/freebsd.h (DBX_CONTIN_CHAR): Remove.
11085 * config/alpha/alpha.c (alpha_option_override): Remove SDB_DEBUG
11087 (alpha_start_function): Likewise.
11088 (sdb_label_count): Remove.
11089 (alpha_output_filename): Remove DBX_DEBUG handling.
11090 (alpha_file_start): Likewise.
11092 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11094 * config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
11095 (*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
11096 (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
11098 * configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
11099 (ld_tls_support): Remove Solaris 8 references.
11100 (lwp_dir, lwp_spec): Remove support for alternate thread library.
11101 * acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.* tests.
11102 * configure: Regenerate.
11103 * config.in: Regenerate.
11105 * config/sol2.h (LINK_SPEC): Remove LIB_THREAD_LDFLAGS_SPEC.
11106 * config/i386/sol2.h: Remove Solaris 8 references.
11108 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Rename to ...
11109 (i?86-*-solaris2.9): ... this.
11110 Remove Solaris 8 references.
11111 (Specific, *-*-solaris2*): Document Solaris 8 removal.
11112 Remove Solaris 8 references.
11114 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11116 * config.gcc (enable_obsolete): Remove mips-sgi-irix6.5.
11117 (mips-sgi-irix6.5*): Remove.
11118 * config.host (mips-sgi-irix*): Remove.
11119 * configure.ac (enable_fixed_point): Remove mips*-sgi-irix*.
11120 (set_have_as_tls): Remove *-*-irix6*.
11121 (gcc_cv_ld_static_dynamic): Remove mips-sgi-irix6*.
11122 * configure: Regenerate.
11124 * config/mips/iris6.h: Remove.
11125 * config/mips/iris6.opt: Remove.
11126 * config/mips/t-irix6: Remove.
11128 * config/mips/mips.h (TARGET_GPWORD): Remove IRIX 6 N64 handling.
11129 (TARGET_IRIX6): Remove.
11130 (TARGET_CPU_CPP_BUILTINS): Remove IRIX 6 handling.
11131 Don't define LANGUAGE_C, _LANGUAGE_C for Objective-C.
11132 * config/mips/mips.c (mips_build_builtin_va_list): Remove IRIX 6
11134 (mips_file_start): Likewise.
11135 * config/mips/mips-protos.h (irix_asm_output_align): Remove.
11137 * config/mips/driver-native.c [__sgi__]: Remove.
11138 (host_detect_local_cpu) [__sgi__]: Remove.
11140 * config/mips/gnu-user.h: Remove iris5.h reference.
11142 * config/mips/mips-modes.def: Remove IRIX 6 reference.
11143 * config/mips/gnu-user64.h (MIPS_TFMODE_FORMAT): Remove.
11144 * config/mips/mips.c (mips_option_override) [MIPS_TFMODE_FORMAT]:
11147 * gcc.c (main): Move asm_debug initialization ...
11148 (asm_debug): ... here.
11150 * ginclude/stddef.h (__STDDEF_H__): Don't define.
11152 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Remove.
11153 * system.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Poison.
11154 * collect2.c [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
11155 (main) [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
11156 [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES] (is_in_args): Remove.
11157 * doc/tm.texi.in (Driver, LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
11159 * doc/tm.texi: Regenerate.
11161 * doc/invoke.texi (Debugging Options, -gdwarf-<version>): Remove
11163 (MIPS Options, -march): Remove IRIX reference.
11164 * doc/install.texi (Binaries, SGI IRIX): Remove.
11165 (Specific, mips-sgi-irix6): Document IRIX 6.5 removal, remove rest
11167 * doc/trouble.texi (Interoperation): Remove -lgl_s handling.
11169 2012-03-14 Martin Jambor <mjambor@suse.cz>
11171 * expr.c (expand_assignment): Use expand_expr with EXPAND_WRITE
11172 when expanding MEM_REFs, MEM_TARGET_REFs and handled_component bases.
11173 (expand_expr_real_1): Do not handle misalignment if modifier is
11176 2012-03-14 Richard Guenther <rguenther@suse.de>
11178 PR middle-end/52584
11179 * tree-vect-generic.c (type_for_widest_vector_mode): Take
11180 element type instead of mode, use build_vector_type_for_mode
11181 instead of the langhook, build a vector of proper signedness.
11182 (expand_vector_operations_1): Adjust.
11184 2012-03-14 Richard Guenther <rguenther@suse.de>
11186 PR middle-end/52582
11187 * gimple-fold.c (canonicalize_constructor_val): Make sure we have
11188 a cgraph node for a FUNCTION_DECL that comes from a constructor.
11189 (gimple_get_virt_method_for_binfo): Likewise.
11191 2012-03-14 Richard Guenther <rguenther@suse.de>
11193 PR tree-optimization/52571
11194 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
11195 flag_section_anchors check ...
11196 (vect_can_force_dr_alignment_p): ... here. Do not re-align
11197 DECL_COMMON variables.
11199 2012-03-14 Richard Guenther <rguenther@suse.de>
11201 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
11202 * stor-layout.c (start_bitfield_representative): New function.
11203 (finish_bitfield_representative): Likewise.
11204 (finish_bitfield_layout): Likewise.
11205 (finish_record_layout): Call finish_bitfield_layout.
11206 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
11207 for QUAL_UNION_TYPE fields.
11208 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
11209 Stream DECL_BIT_FIELD_REPRESENTATIVE.
11210 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
11212 PR middle-end/52080
11213 PR middle-end/52097
11214 PR middle-end/48124
11215 * expr.c (get_bit_range): Unconditionally extract bitrange
11216 from DECL_BIT_FIELD_REPRESENTATIVE.
11217 (expand_assignment): Adjust call to get_bit_range.
11219 2012-03-14 Richard Guenther <rguenther@suse.de>
11221 PR middle-end/52578
11222 * fold-const.c (fold_unary_loc): Fold (T1)(T2)x to (T1)x if
11223 the outermost conversion is a sign-change only.
11224 (fold_binary_loc): Disregard widening and sign-changing
11225 conversions when we determine if two variables are equal
11227 * tree-ssa-forwprop.c (combine_conversions): Fold (T1)(T2)x to
11228 (T1)x if the outermost conversion is a sign-change only.
11230 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
11233 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
11235 * config/i386/predicates.md (constant_call_address_operand): Declare
11236 as special predicate. Update all uses.
11238 2012-03-13 Jakub Jelinek <jakub@redhat.com>
11241 * c-parser.c (c_parser_postfix_expression)
11242 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
11244 * config/i386/smmintrin.h: Avoid /* within a comment.
11245 * config/i386/nmmintrin.h: Likewise.
11247 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
11249 * config/i386/i386.md (xbegin): Remove constraint from expander.
11251 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
11253 * config/i386/predicates.md (constant_call_address_operand): Declare
11254 as special predicate. Update all uses.
11255 * config/i386/i386.md: Remove mode from constant_call_address_operand
11257 * config/i386/i386.c (ix86_output_call_insn): Call
11258 constant_call_address_operand with VOIDmode.
11260 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
11262 * config/i386/i386.c (ix86_decompose_address): Handle subregs of
11263 AND zero extended address correctly.
11265 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
11267 * config/i386/predicates.md (tls_symbolic_operand): Declare as
11269 (tls_modbase_operand): Ditto.
11270 * config/i386/i386.md: Remove mode from tls_symbolic_operand and
11271 tls_modbase_operand predicates.
11273 2012-03-13 Martin Jambor <mjambor@suse.cz>
11275 * expr.c (expand_assignment): Handle misaligned scalar writes to
11276 memory through top-level MEM_REFs by calling store_bit_field.
11278 2012-03-13 Richard Guenther <rguenther@suse.de>
11280 PR middle-end/52134
11281 * fold-const.c (fold_binary_loc): Fold (X * Y) & -(1 << CST) to X * Y
11282 if Y is a constant multiple of 1 << CST.
11284 2012-03-13 Georg-Johann Lay <avr@gjlay.de>
11287 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
11288 offset (size) to a value the insns can deal with.
11289 (expand_epilogue): Ditto.
11291 2012-03-13 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
11293 * config/arm/neon.ml (ops): Fixup expected instructions for
11294 unsigned vector compares.
11296 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
11298 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
11299 addresses only when %reg is not in word mode.
11301 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11303 * config/microblaze/microblaze.md: Fix typo.
11304 * tree-if-conv.c: Likewise.
11305 * tree-vect-patterns.c: Likewise.
11307 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11309 * config.gcc (extra_passes): Remove.
11310 * configure.ac (extra_passes): Don't substitute.
11311 * configure: Regenerate.
11312 * Makefile.in (EXTRA_PASSES): Remove.
11313 (GCC_PASSES): Remove $(EXTRA_PASSES).
11314 (MOSTLYCLEANFILES): Likewise.
11315 (native): Likewise.
11316 (install-common): Likewise.
11318 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
11320 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
11321 * config/i386/i386.c (ix86_decompose_address): Use
11322 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
11323 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
11324 thread pointer to a register.
11326 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
11328 * config/i386/i386.md (*tls_global_dynamic_64_<mode>): Remove :P
11329 on tls_symbolic_operand.
11330 (tls_global_dynamic_64_<mode>): Likewise.
11332 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
11335 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
11336 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
11338 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
11341 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
11342 type from reg_class_t to enum reg_class.
11343 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
11345 2012-03-12 Andrew Pinski <apinski@cavium.com>
11347 * tree-ssa-phiopt.c (single_non_singleton_phi_for_edges): New function.
11348 (tree_ssa_phiopt_worker): Use single_non_singleton_phi_for_edges.
11349 (value_replacement): Likewise.
11350 (empty_block_p): Check also if the PHIs for the block are empty.
11352 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
11355 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
11356 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
11357 r184615 from 2012-02-28.
11359 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
11361 * config/i386/i386.c (ix86_gen_tls_global_dynamic_64): New.
11362 (ix86_gen_tls_local_dynamic_base_64): Likewise.
11363 (ix86_option_override_internal): Set ix86_gen_tls_global_dynamic_64
11364 and ix86_gen_tls_local_dynamic_base_64.
11365 (legitimize_tls_address): Use ix86_gen_tls_global_dynamic_64 and
11366 ix86_gen_tls_local_dynamic_base_64.
11368 * config/i386/i386.md (*tls_global_dynamic_64): Renamed to ...
11369 (*tls_global_dynamic_64_<mode>): This.
11370 (tls_global_dynamic_64): Renamed to ...
11371 (tls_global_dynamic_64_<mode>): This.
11372 (*tls_local_dynamic_base_64): Renamed to ...
11373 (*tls_local_dynamic_base_64_<mode>): This.
11374 (tls_local_dynamic_base_64): Renamed to ...
11375 (tls_local_dynamic_base_64_<mode>): This.
11377 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
11379 * config/i386/i386.c (ix86_option_override_internal): Properly
11380 set ix86_gen_leave and ix86_gen_monitor. Check Pmode == DImode,
11381 instead of TARGET_64BIT, to set ix86_gen_add3, ix86_gen_sub3,
11382 ix86_gen_one_cmpl2, ix86_gen_andsp, ix86_gen_allocate_stack_worker,
11383 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
11385 * config/i386/sse.md (sse3_monitor64): Renamed to ...
11386 (sse3_monitor64_<mode>): This.
11388 2012-03-12 Tristan Gingold <gingold@adacore.com>
11390 * config/ia64/ia64.c (ia64_function_arg_1): Move code around.
11391 (ia64_function_arg_advance): Ditto.
11393 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11395 * config.gcc (mips*-*-openbsd*): Remove.
11396 * config/mips/openbsd.h: Remove.
11397 * config/mips/sdb.h: Remove.
11399 * config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
11400 * config/mips/mips.c (sdb_label_count): Remove.
11401 (mips_debugger_offset): Remove #if 0 code.
11402 (mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
11403 * config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
11405 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11407 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
11408 binutils reference.
11409 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
11410 Update binutils references.
11411 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
11412 Update binutils reference.
11413 Update Sun as/GNU ld caveat.
11414 Document binutils largefile requirement for LTO plugin.
11415 Remove reference to alternate libpthread.
11417 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11419 * config.gcc (alpha*-dec-osf5.1*): Remove.
11420 * config.host (alpha*-dec-osf*): Remove.
11421 * configure.ac (*-*-osf*): Remove.
11422 (alpha*-dec-osf*): Remove.
11423 * configure: Regenerate.
11425 * config/alpha/host-osf.c, config/alpha/osf5.h, config/alpha/osf5.opt,
11426 config/alpha/va_list.h, config/alpha/x-osf: Remove.
11428 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
11429 * config/alpha/alpha.c (struct machine_function): Update comment.
11430 (alpha_start_function): Remove Tru64 UNIX as handling for
11432 * config/alpha/alpha.md ("exception_receiver"): Remove
11433 TARGET_LD_BUGGY_LDGP.
11434 ("*exception_receiver_2"): Likewise.
11435 * except.c (finish_eh_generation): Remove Tru64 reference.
11436 * ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
11437 * system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
11438 * target.def (handle_pragma_extern_prefix): Remove.
11440 * Makefile.in (mips-tfile.o-warn): Remove.
11441 (ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
11442 (mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
11443 * mips-tdump.c, mips-tfile.c: Remove.
11445 * doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
11447 * doc/install.texi (Binaries): Remove Tru64 UNIX reference.
11448 (Specific, alpha*-dec-osf5.1): Note removal.
11449 * doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
11451 * doc/tm.texi: Regenerate.
11452 * doc/trouble.texi (Cross-Compiler Problems): Remove.
11454 2012-03-12 Richard Guenther <rguenther@suse.de>
11456 * config/arm/arm.c (neon_dereference_pointer): Do not call
11457 covert during RTL expansion.
11459 2012-03-12 Tristan Gingold <gingold@adacore.com>
11461 * doc/invoke.texi (VMS Options): Merge Alpha/VMS and IA-64/VMS
11462 Options. Mention -mpointer-size.
11464 2012-03-12 Richard Guenther <rguenther@suse.de>
11466 * config/alpha/alpha.c (alpha_gimplify_va_arg): Use
11467 build_nonstandard_integer_type.
11469 2012-03-12 Richard Guenther <rguenther@suse.de>
11471 * tree.c (signed_or_unsigned_type_for): Use
11472 build_nonstandard_integer_type.
11473 (signed_type_for): Adjust documentation.
11474 (unsigned_type_for): Likewise.
11475 * tree-pretty-print.c (dump_generic_node): Use standard names
11476 for non-standard integer types if available.
11478 2012-03-12 Tristan Gingold <gingold@adacore.com>
11480 * config/vms/vms.opt: Add vms-opts.h header.
11481 (mmalloc64): Use flag_vms_malloc64 flag instead of MALLOC64
11483 (-mvms-return-codes): Document.
11484 (-mpointer-size): New option.
11485 (vms_pointer_size): Add enumeration.
11486 * config/vms/vms-opts.h: New file.
11487 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
11488 __INITIAL_POINTER_SIZE.
11489 (POINTER_SIZE, SIZE_TYPE, PTRDIFF_TYPE): Adjust definition.
11490 (C_COMMON_OVERRIDE_OPTIONS): Define.
11491 (DWARF2_ADDR_SIZE): Define.
11492 * config/vms/vms.c (vms_patch_builtins): Adjust condition.
11493 * config/vms/vms-protos.h (vms_c_common_override_options):
11495 * config/vms/vms-c.c (vms_pragma_pointer_size): Ignore pragma
11496 if -mno-pointer-size.
11497 (vms_c_common_override_options): New function.
11498 * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
11499 * config/alpha/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
11500 (MALLOC_ABI_ALIGNMENT): Use flag_vms_malloc64
11501 and flag_vms_pointer_size.
11502 (MASK_RETURN_ADDR): Set according to flag_vms_pointer_size.
11503 * config.gcc (*-*-*vms*): Define xm_file.
11504 (alpha*-dec-*vms*): Do not define xm_file.
11505 (alpha64-dec-*vms*): Remove.
11506 (ia64-hp-*vms*): Do not define xm_file. Simplify tm_file
11509 2012-03-12 Jakub Jelinek <jakub@redhat.com>
11511 PR tree-optimization/51721
11512 * tree-vrp.c (register_edge_assert_for_2): Add asserts for unsvar
11513 if (int) unsvar cmp CST.
11515 2012-03-12 Richard Guenther <rguenther@suse.de>
11517 * tree-sra.c (create_access_replacement): Only rename the replacement
11518 if we can rewrite it into SSA form. Properly mark register typed
11519 replacements that we cannot rewrite with TREE_ADDRESSABLE.
11520 * tree-cfg.c (verify_expr): Fix BIT_FIELD_REF verification
11521 for aggregate or BLKmode results.
11523 2012-03-12 Jakub Jelinek <jakub@redhat.com>
11525 PR tree-optimization/52533
11526 * tree-vrp.c (register_edge_assert_for_2): Use double_int
11527 type for mask, only handle shifts by non-zero in-range
11528 shift count, for LE_EXPR and GT_EXPR if new_val is
11529 maximum, don't add the assertion.
11531 2012-02-12 Kirill Yukhin <kirill.yukhin@intel.com>
11533 * doc/invoke.texi: Document -mrtm option.
11534 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RTM_SET): New.
11535 (OPTION_MASK_ISA_RTM_UNSET): Ditto.
11536 (ix86_handle_option): Handle OPT_mrtm.
11537 * config.gcc (i[34567]86-*-*): Add rtmintrin.h and
11539 (x86_64-*-*): Ditto.
11540 * i386-builtin-types.def (INT_FTYPE_VOID): New.
11541 * config/i386/i386-c.c (ix86_target_macros_internal): Define
11543 (ix86_target_string): Define -mrtm option.
11545 (ix86_option_override_internal): Extend "corei7-avx" with RTM option.
11547 (ix86_valid_target_attribute_inner_p): Add OPT_mrtm.
11548 (ix86_builtins): Add IX86_BUILTIN_XBEGIN, IX86_BUILTIN_XEND,
11549 IX86_BUILTIN_XTEST.
11550 (bdesc_special_args): Ditto.
11551 (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_XABORT.
11552 (ix86_expand_special_args_builtin): Handle new built-in type.
11553 (ix86_expand_builtin): Handle XABORT instruction.
11554 * config/i386/i386.h (TARGET_RTM): New.
11555 * config/i386/i386.md (UNSPECV_XBEGIN): New.
11556 (UNSPECV_XEND): Ditto.
11557 (UNSPECV_XABORT): Ditto.
11558 (UNSPECV_XTEST): Ditto.
11565 * config/i386/i386.opt (mrtm): New.
11566 * config/i386/immintrin.h: Include rtmintrin.h and xtestintrin.h.
11567 * config/i386/rtmintrin.h: New header.
11568 * config/i386/xtestintrin.h: Ditto.
11570 2012-03-12 Tristan Gingold <gingold@adacore.com>
11572 * ginclude/stddef.h: Adjust previous patch.
11573 Use __VMS__ instead of VMS.
11575 2012-03-12 Uros Bizjak <ubizjak@gmail.com>
11577 * config/i386/i386.md (setcc + movzbl to xor + setcc peephole2):
11578 Also convert sequences with CC setting arithmetic instruction.
11580 2012-03-11 Sandra Loosemore <sandra@codesourcery.com>
11582 * doc/invoke.texi (Option Summary): Move -no-integrated-cpp
11583 from C Language Options to Preprocessor Options.
11584 (C Dialect Options): Move -no-integrated-cpp documentation
11586 (Preprocessor Options): ...to here. Rewrite the description
11587 so it makes more sense, and remove discussion of merging front ends.
11589 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
11591 * config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
11593 (ix86_expand_setmem): Likewise.
11595 2012-03-11 Uros Bizjak <ubizjak@gmail.com>
11597 * config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using
11600 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
11602 * config/i386/i386.c (ix86_trampoline_init): Use movl for 64bit if
11603 ptr_mode == SImode. Replace DImode with Pmode or ptr_mode.
11605 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
11607 * config/i386/i386.c (x86_this_parameter): Replace DImode with Pmode.
11609 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
11611 * config/i386/i386.md (lwp_slwpcb): Check Pmode instead of
11614 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
11615 Uros Bizjak <ubizjak@gmail.com>
11617 * config/i386/predicates.md (call_insn_operand): Allow
11618 constant_call_address_operand in Pmode only.
11619 (sibcall_insn_operand): Ditto.
11620 * config/i386/i386.md (*call): Use W mode iterator instead of P mode.
11621 (*call_vzeroupper): Ditto.
11623 (*sibcall_vzeroupper): Ditto.
11624 (*call_value): Ditto.
11625 (*call_value_vzeroupper): Ditto.
11626 (*sibcall_value): Ditto.
11627 (*sibcall_value_vzeroupper): Ditto.
11628 (*indirect_jump): Ditto.
11629 (*tablejump_1): Ditto.
11630 (indirect_jump): Convert memory address to word mode for TARGET_X32.
11631 (tablejump): Ditto.
11632 * config/i386/i386.c (ix86_expand_call): Convert indirect operands
11635 2012-03-11 Oleg Endo <olegendo@gcc.gnu.org>
11638 * config/sh/sh.md (movnegt): Expand into respective insns immediately.
11639 Use movrt_negc instead of negc pattern for non-SH2A.
11640 (*movnegt): Remove.
11641 (*movrt_negc, *negnegt, *movtt, *movt_qi): New insns and splits.
11643 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
11645 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
11646 if Pmode != word_mode.
11647 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
11648 Pmode == SImode for TARGET_X32.
11650 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
11651 (tls_initial_exec_x32): Likewise.
11653 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
11655 PR rtl-optimization/52528
11656 * combine.c (can_combine_p): Add setting of subst_low_luid
11657 before call to expand_field_assignment().
11659 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
11661 * doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
11662 and related program names.
11664 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
11666 * doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".
11668 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
11671 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
11672 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
11673 to set code to 'q'.
11674 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
11675 (*movdi_internal_rex64): Use %E operand modifier for lea.
11676 (*movsi_internal): Ditto.
11678 (*lea<mode>_2): Ditto.
11679 (*lea_{3,4,5,6}_zext): Ditto.
11680 (*tls_global_dynamic_32_gnu): Ditto.
11681 (*tls_global_dynamic_64): Ditto.
11682 (*tls_dynamic_gnu2_lea_32): Ditto.
11683 (*tls_dynamic_gnu2_lea_64): Ditto.
11684 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
11686 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
11688 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
11689 redefine to be NULL if the current bit-size is different from the
11690 configured bit-size.
11692 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
11693 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
11694 set the default tuning. Add asserts to make sure the cpu and tune
11695 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
11696 test whether the index is set, instead of > 0.
11697 (rs6000_file_start): Do not reset the default cpu if the current
11698 bit-size is different from the configured bit-size.
11700 2012-03-09 Tristan Gingold <gingold@adacore.com>
11702 * config/vms/vms-crtlmap.map: Add comments.
11703 Add entries needed to build Ada RTS.
11705 2012-03-09 Tristan Gingold <gingold@adacore.com>
11707 * ginclude/stddef.h: Do not define __size_t on VMS.
11709 2012-03-09 Tristan Gingold <gingold@adacore.com>
11711 * c-tree.h (c_default_pointer_mode): New variable.
11712 * c-decl.c (c_default_pointer_mode): New variable.
11713 (c_build_pointer_type): New function.
11714 (grokdeclarator): Call c_build_pointer_type instead
11715 of build_pointer_type.
11717 * config/vms/vms-c.c: Include c-tree.h
11718 (saved_pointer_mode): New variable.
11719 (handle_pragma_pointer_size): New function.
11720 (vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
11721 (vms_c_register_pragma): Register __pointer_size and
11722 __required_pointer_size pragmas.
11724 2012-03-09 Tristan Gingold <gingold@adacore.com>
11726 * config/vms/vms-c.c (vms_construct_include_filename): New function.
11727 (vms_c_register_includes): Reference it.
11729 2012-03-09 Andrew Pinski <apinski@cavium.com>
11731 PR middle-end/51988
11732 * tree-ssa-phiopt.c: Include tree-pretty-print.h for
11733 print_generic_expr.
11734 (tree_ssa_phiopt_worker): Go through all the PHIs for
11735 value_replacement instead of just the singleton one.
11736 (value_replacement): Change return type to int. Return 0 instead of
11738 Allow the middle basic block to contain more than just the defining
11740 Handle non empty middle basic blocks.
11741 * Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.
11743 2012-03-09 Jiangning Liu <jiangning.liu@arm.com>
11745 * tree-scalar-evolution (interpret_rhs_expr): generate chrec for
11746 array reference and component reference.
11747 (analyze_scalar_evolution_for_address_of): New.
11749 2012-03-08 Jie Zhang <jzhang918@gmail.com>
11752 * config/bfin/bfin.c (hwloop_optimize): Fix unused variable warnings.
11753 (hwloop_pattern_reg): Fix set but not used warning.
11754 (bfin_reorg_loops): Remove unused parameter.
11755 (bfin_reorg): Update use of bfin_reorg_loops.
11757 2012-03-08 H.J. Lu <hongjiu.lu@intel.com>
11759 * config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
11760 with integer parameters in registers.
11761 (gen_push): Push register in word_mode instead of Pmode.
11762 (ix86_emit_save_regs): Likewise.
11763 (ix86_emit_save_regs_using_mov): Save integer registers in word_mode.
11764 (gen_pop): Pop register in word_mode instead of Pmode.
11765 (ix86_emit_restore_regs_using_pop): Likewise.
11766 (ix86_expand_prologue): Replace Pmode with word_mode for push
11767 immediate. Use ix86_gen_pro_epilogue_adjust_stack. Save and
11768 restore RAX and R10 in word_mode.
11769 (ix86_emit_restore_regs_using_mov): Restore integer registers
11771 (ix86_expand_split_stack_prologue): Save R10_REG and restore in
11773 (ix86_split_to_parts): Use word_mode with PUT_MODE for push.
11774 (ix86_split_long_move): Likewise.
11776 * config/i386/i386.md (W): New.
11777 (*push<mode>2_prologue): Replace :P with :W.
11778 (*pop<mode>1): Likewise.
11779 (*pop<mode>1_epilogue): Likewise.
11780 (push/pop peephole2): Use word_mode scratch registers.
11782 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
11784 * config/i386/predicates.md (indirect_branch_operand): Simplify.
11786 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
11788 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
11789 for constants in [-63,63].
11791 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
11795 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
11797 * config/i386/i386.c (ix86_print_operand_address): Only handle
11798 zero-extended DImode addresses.
11800 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11802 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
11803 * configure: Regenerate.
11805 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
11808 * config/avr/avr.c (avr_mem_clobber): New static function.
11809 (avr_expand_delay_cycles): Add memory clobber operand to
11810 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
11811 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
11812 (enable_interrupt, disable_interrupt): New expander.
11813 (nopv, sleep, wdr): New expanders.
11814 (delay_cycles_1): Add memory clobber.
11815 (delay_cycles_2): Add memory clobber.
11816 (delay_cycles_3): Add memory clobber.
11817 (delay_cycles_4): Add memory clobber.
11818 (cli_sei): New insn from former "enable_interrupt",
11819 "disable_interrupt" with memory clobber.
11820 (*wdt): New insn from former "wdt" with memory clobber.
11821 (*nopv): Similar, but for "nopv".
11822 (*sleep): Similar, but for "sleep".
11824 2012-03-07 Oleg Endo <olegendo@gcc.gnu.org>
11825 Kaz Kojima <kkojima@gcc.gnu.org>
11828 * config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
11829 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
11830 (SUBTARGET_OVERRIDE_OPTIONS): Define.
11832 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
11834 * config/i386/predicates.md (x86_64_zext_general_operand): New.
11835 * config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
11836 predicate to x86_64_zext_general_operand. Accept "Z" constraint.
11838 2012-03-07 Walter Lee <walt@tilera.com>
11840 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
11841 REG_CFA_* notes for the stack pointer.
11842 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
11843 EH_RETURN_STACKADJ_RTX.
11844 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
11845 generate REG_CFA_* notes for the stack pointer.
11846 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
11847 by EH_RETURN_STACKADJ_RTX.
11849 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
11851 * doc/invoke.texi (AVR Built-in Macros): Correct condition for
11852 when __AVR_3_BYTE_PC__ is defined.
11854 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
11856 * config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
11857 (ix86_print_operand): Handle '^'.
11858 * config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
11859 using P mode iterator. Add %^ to asm template to conditionally emit
11861 (*rep_movdi_rex64): Ditto.
11862 (*strsetdi_rex_1): Ditto.
11863 (*rep_stosdi_rex64): Ditto.
11864 (*strmov{si,hi,qi}_1): Add %^ to asm template to
11865 conditionally emit addr32 prefix.
11866 (*rep_mov{si,qi}): Ditto.
11867 (*strset{si,hi,qi}): Ditto.
11868 (*rep_stos{si,qi}): Ditto.
11869 (*cmpstrnqi_nz_1): Ditto.
11870 (*cmpstrnqi_1): Ditto.
11871 (*strlenqi_1): Ditto.
11873 2012-03-07 H.J. Lu <hongjiu.lu@intel.com>
11875 * config/i386/i386.c (function_value_64): Return pointers in
11876 word_mode instead of Pmode.
11877 (ix86_promote_function_mode): Likewise.
11879 2012-03-07 Richard Guenther <rguenther@suse.de>
11881 * coverage.c (get_gcov_type): Use type_for_mode.
11882 (get_gcov_unsigned_t): Likewise.
11883 * expr.c (store_constructor): Use type_for_mode.
11884 (try_casesi): Likewise.
11885 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size): Remove.
11886 (add_standard_iv_candidates): Use standard type trees.
11887 * dojump.c (do_jump): Remove dead code.
11889 2012-03-07 Richard Guenther <rguenther@suse.de>
11891 * c-typeck.c (pointer_diff): Use c_common_type_for_size.
11893 2012-03-07 Richard Guenther <rguenther@suse.de>
11895 * convert.c (strip_float_extensions): Move ...
11896 * tree.c (strip_float_extensions): ... here.
11898 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
11901 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
11903 2012-03-07 Richard Guenther <rguenther@suse.de>
11905 * omp-low.c (extract_omp_for_data): Use signed_type_for.
11906 (expand_omp_for_generic): Likewise.
11907 (expand_omp_for_static_nochunk): Likewise.
11908 (expand_omp_for_static_chunk): Likewise.
11909 * tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
11910 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
11911 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
11912 Use unsigned_type_for.
11913 (vect_create_cond_for_align_checks): Use signed_type_for.
11915 2012-03-07 Andrey Belevantsev <abel@ispras.ru>
11917 PR rtl-optimization/52203
11918 * sel-sched.c (estimate_insn_cost): New parameter pempty. Adjust
11919 all callers to pass NULL except ...
11920 (reset_sched_cycles_in_current_ebb): ... here, save the value
11921 in new variable 'empty'. Increase issue_rate only for
11924 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
11927 * Makefile.in: Let install-gcc-ar depend on installdirs,
11928 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
11929 Don't double canonicalize if cross-compiling.
11931 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
11934 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
11935 to: RAMPZ, RAMPY, RAMPX, RAMPD.
11936 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
11938 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
11941 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
11943 * config/avr/avr.md (xload_8): Adjust insn length.
11945 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
11948 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
11949 if RAMPZ affects reading from RAM.
11951 2012-03-07 Richard Guenther <rguenther@suse.de>
11955 * doc/invoke.texi (Precompiled Headers): Remove sentence that
11956 suggests you can include PCHs from inside another header.
11958 2012-03-07 Richard Sandiford <rdsandiford@googlemail.com>
11960 PR middle-end/52515
11961 * rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.
11963 2012-03-07 Kai Tietz <ktietz@redhat.com>
11965 * doc/invoke.texi (fwritable-relocated-rdata): Document
11966 new Cygwin/MinGW target option.
11967 * config/i386/winnt.c (i386_pe_unique_section): Ignore
11968 reloc if flag -fwritable-relocated-rdata is not set.
11969 (i386_pe_section_type_flags): Likewise.
11970 * config/i386/cygming.opt (fwritable-relocated-rdata):
11971 Add new flag variable flag_writable_rel_rdata.
11973 2012-03-07 Richard Guenther <rguenther@suse.de>
11975 * tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
11976 precision against gimple constraints.
11978 2012-03-06 Richard Sandiford <rdsandiford@googlemail.com>
11980 PR middle-end/52372
11981 * rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
11983 (GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
11984 * emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
11986 (init_emit_regs): Move associated initialization to...
11987 (init_emit_once): ...here.
11989 2012-03-06 Richard Henderson <rth@redhat.com>
11991 * config/m68k/m68k.h (ISA_HAS_TAS): New.
11992 * config/m68k/sync.md (atomic_test_and_set): Use it.
11993 (atomic_test_and_set_1): Likewise.
11995 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
11998 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
11999 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
12000 (vector_ltgt<mode>): Likewise.
12001 (vector_ordered<mode>): Likewise.
12002 (vector_unordered<mode>): Likewise.
12003 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
12005 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
12007 * trans-mem.c: New typedef for tm_region_p.
12008 Define vector types for tm_region_p.
12009 (tm_region_init): Replace region_worklist to a vector called
12012 2012-03-06 Richard Guenther <rguenther@suse.de>
12014 * fold-const.c (build_fold_addr_expr_with_type_loc): Fold
12015 MEM_REF with constant pointer operand.
12017 2012-03-06 Richard Guenther <rguenther@suse.de>
12019 PR middle-end/52493
12020 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
12022 2012-03-06 Tristan Gingold <gingold@adacore.com>
12024 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle octaword.
12025 (external_model_kind): Improve documentation.
12026 (vms_pragma_extern_model): Handle relaxed_redef.
12027 (vms_c_register_pragma): Allow expansion for nomember_alignment.
12029 2012-03-06 Georg-Johann Lay <avr@gjlay.de>
12031 * doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
12032 Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
12033 Some more notes on EIND usage and reorder EIND subsection.
12035 2012-03-06 Tristan Gingold <gingold@adacore.com>
12037 * config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
12038 * config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.
12040 2012-03-06 Tristan Gingold <gingold@adacore.com>
12042 * config/vms/t-vmsnative (version): Define.
12043 * config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.
12045 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
12047 PR rtl-optimization/52250
12048 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
12049 to put note list into. Unconditionally call move_bb_info.
12050 (move_bb_info): Do not assert the blocks being in the same region,
12051 just drop the note list if they are not.
12053 2012-03-06 Oleg Endo <olegendo@gcc.gnu.org>
12056 * config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
12057 and use unified expansion logic.
12058 * config/sh/sh.md (xorsi3_movrt): Rename to movrt. Move
12059 closer to the existing movt insn.
12060 (negc): Rename insn to *negc. Add new expander.
12061 (movnegt): Use xor pattern for T bit negation. Reserve helper
12062 constant for negc pattern.
12063 (*movnegt): New insn and splitter.
12065 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
12067 * c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
12070 2012-03-05 Richard Henderson <rth@redhat.com>
12072 * genemit.c (main): Include "target.h" in insn-emit.c.
12073 * Makefile.in (insn-emit.o): Depend on TARGET_H.
12074 * config/sh/sync.md (atomic_test_and_set): Reference
12075 targetm.atomic_test_and_set_trueval instead of
12076 TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.
12078 2012-03-05 Joern Rennecke <joern.rennecke@embecosm.com>
12080 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
12083 2012-03-05 Steven Bosscher <steven@gcc.gnu.org>
12085 * langhooks.c (add_builtin_type): New function.
12086 * langhooks.h (add_builtin_type): Export it.
12087 * config/mep/mep.c (mep_init_builtins): Use it.
12088 * config/rs6000/rs6000.c (rs6000_init_builtins): Use it.
12090 2012-03-05 Jakub Jelinek <jakub@redhat.com>
12093 * tree.h (BLOCK_SAME_RANGE): Define.
12094 * function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
12095 if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
12096 Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
12097 isn't equal to supercontext fragment's fragment chain.
12098 Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
12100 (blocks_nreverse_all): Likewise.
12101 (reorder_blocks_1): Compute BLOCK_SAME_RANGE bits. Set
12102 BLOCK_SUPERCONTEXT to supercontext fragment instead of
12103 supercontext fragment's fragment origin.
12104 * dwarf2out.c (add_high_low_attributes): If stmt has the same
12105 range as its parent (or parents thereof etc.), use the parent's
12106 DW_AT_ranges value instead of creating a new .debug_ranges range.
12108 2012-03-05 Richard Henderson <rth@redhat.com>
12111 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
12112 * omp-low.c (expand_omp_atomic): Assume anything aligned to
12113 BIGGEST_ALIGNMENT is aligned.
12115 2012-03-05 Richard Henderson <rth@redhat.com>
12117 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
12118 * config/sh/sh.c: ... here.
12120 2012-03-05 Richard Henderson <rth@redhat.com>
12123 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
12124 instead of calling negqi2 directly.
12126 2012-03-05 Aldy Hernandez <aldyh@redhat.com>
12128 PR middle-end/52463
12129 * trans-mem.c (tm_region_init): Use last_basic_block.
12131 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
12133 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
12134 * config/sh/sync.md (atomic_test_and_set): New expander.
12135 (tasb, atomic_test_and_set_soft): New insns.
12136 * config/sh/sh.opt (menable-tas): New option.
12137 * doc/invoke.texi (SH Options): Document it.
12139 2012-03-05 Richard Guenther <rguenther@suse.de>
12141 * cfgloop.c (verify_loop_structure): Verify dominators before
12143 * graphite-clast-to-gimple.c (graphite_verify): Do not verify
12144 dominators from here.
12145 * graphite-scop-detection.c (create_sese_edges): Likewise.
12146 * loop-doloop.c (doloop_optimize_loops): Likewise.
12147 * loop-init.c (loop_optimizer_init): Likewise.
12148 * loop-unroll.c (unroll_and_peel_loops): Likewise.
12149 * loop-unswitch.c (unswitch_loops): Likewise.
12150 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
12151 * tree-parloops.c (parallelize_loops): Likewise. Verify
12152 only when checking is enabled.
12153 * tree-loop-distribution.c (tree_loop_distribution): Likewise.
12155 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
12157 * genautomata.c (parse_automata_opt): New static function.
12158 (initiate_automaton_gen): Remove all option handling code. Remove
12159 argc argument. All callers changed.
12160 (main): Call init_rtx_reader_args_cb with the new function as argument.
12162 2012-03-05 Richard Guenther <rguenther@suse.de>
12164 * cfgexpand.c (gimple_expand_cfg): Free dominator info.
12165 * tree-if-conv.c (combine_blocks): Free post-dominator info
12167 * tree-parloops.c (create_parallel_loop): Free and re-compute
12168 dominator info after breaking it.
12170 2012-03-05 Richard Guenther <rguenther@suse.de>
12172 PR middle-end/52353
12173 * optabs.h (trapv_unoptab_p): New function.
12174 (trapv_binoptab_p): Likewise.
12175 * optabs.c (expand_binop): Use emit_libcall_block_1 with
12176 a proper equiv_may_trap argument.
12177 (expand_unop): Likewise.
12178 (emit_libcall_block_1): Take extra argument whether the
12179 instruction may trap. Renamed from ...
12180 (emit_libcall_block): ... this. New wrapper.
12182 2012-03-05 Jakub Jelinek <jakub@redhat.com>
12184 PR tree-optimization/51721
12185 * tree-vrp.c (register_edge_assert_for_2): If comparing
12186 lhs of right shift by constant with an integer constant,
12187 add ASSERT_EXPRs for the rhs1 of the right shift.
12189 * cfgrtl.c (cfg_layout_merge_blocks): Cleanup.
12191 2012-03-05 Richard Guenther <rguenther@suse.de>
12193 * tree.c (integer_zerop): Handle VECTOR_CSTs.
12194 (integer_onep): Likewise.
12195 (integer_all_onesp): Likewise.
12197 2012-03-05 Georg-Johann Lay <avr@gjlay.de>
12199 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
12201 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
12203 * config/i386/i386.c (pro_epilogue_adjust_stack): Check Pmode
12204 instead of TARGET_64BIT.
12206 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
12208 * config/i386/i386.c (ix86_expand_prologue): Check Pmode to set
12211 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
12213 * config/i386/i386.c (ix86_print_operand_address): Only handle
12214 zero-extended DImode addresses.
12216 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
12218 * config/i386/i386.c (ix86_print_operand) <case '+'>: Declare
12219 taken and cputaken as bool.
12221 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
12223 * config/i386/constraints.md (Ya): New internal constraint.
12224 * config/i386/i386.md (zero_extendsidi2): Remove expansion.
12225 (*zero_extendsidi2_rex64): Add x,x alternative.
12226 (*zero_extendsidi2): Ditto. Add o,0 alternative.
12227 Remove flags reg clobber. Adjust corresponding splits.
12228 (zero_extend<mode>si2): Macroize expander from zero_extendhisi2 and
12229 zero_extendqisi2 expanders using SWI12 mode iterator.
12230 (zero_extend<mode>si2_and): Macroize insn from
12231 zero_extendhisi2_and and zero_extendqisi2_and. Merge corresponding
12233 (*zero_extend<mode>si2): Macroize insn from
12234 *zero_extendhisi2_movzbl and *zero_extendqisi2_movzbl.
12235 (*zero_extend*2_movzbl_and): Remove insn patterns.
12236 (zero_extendqihi2_and): Merge corresponding splitter.
12237 (*zero_extendqihi2): Rename from *zero_extendqihi2_movzbl.
12238 (*zero_extend*2_movzbl_and): Remove insn patterns.
12239 (*anddi_1): Split TYPE_IMOVX instructions.
12240 (*andsi_1): Use Ya for alternative 2. Split TYPE_IMOVX instructions.
12242 (and->zext splitter): Add splitter pattern.
12243 (zero extend with andsi3 splitter): Adjust zero_extend pattern.
12245 2012-03-04 Sandra Loosemore <sandra@codesourcery.com>
12247 * doc/invoke.texi (C++ Dialect Options): Minor copy-edits to
12249 (Debugging Options): Likewise.
12250 (Optimize Options): Likewise.
12251 (i386 and x86-64 Options): Discuss -march before -mtune, consistently
12252 with other architectures. Use official processor names with correct
12253 spelling/capitalization. Fix formatting and grammar issues.
12254 (i386 and x86-64 Windows Options): Similar cleanup here.
12256 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
12258 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
12260 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
12262 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
12263 DBX_REGISTER_NUMBER.
12265 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
12267 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
12268 operand is CONST_INT. Take COSTS_N_INSNS into account.
12269 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value
12272 2012-03-02 Richard Henderson <rth@redhat.com>
12274 * optabs.c (expand_atomic_test_and_set): Honor
12275 atomic_test_and_set_trueval even when atomic_test_and_set
12276 optab is not in use.
12278 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
12282 * config/sh/sh.c (sh_register_move_cost): Increase cost between
12283 GENERAL_REGS and FP_REGS for SImode.
12285 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
12288 * config/sh/sh.md (negdi2): Add TARGET_SH1 condition.
12289 (absdi2): New expander.
12290 (*absdi2, *negabsdi2, negdi_cond): New insns and splits.
12292 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
12294 * config/sh/sync.md (atomic_exchange<mode>): New expander.
12295 (atomic_exchange<mode>_soft): New insn.
12297 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
12299 * config/sh/sync.md: Update copyright notice dates.
12300 (atomic_compare_and_swap<mode>): Use SImode for return value instead
12302 (atomic_compare_and_swap<mode>_soft): Likewise.
12304 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
12307 * config/sh/sh.h (LOOP_ALIGN): Move logic to sh_loop_align.
12308 * config/sh/sh.c: Update copyright notice dates.
12309 (sh_loop_align): Add logic from LOOP_ALIGN. Don't disable loop
12310 alignment for TARGET_HARD_SH4.
12311 (sh_option_override): Reduce default function alignment. Set
12312 loop alignment to 4 bytes when not optimizing for size.
12314 2012-03-02 Maxim Kuvyrkov <maxim@codesourcery.com>
12316 PR middle-end/50335
12317 * doc/invoke.texi (floop-flatten): Remove.
12318 * toplev.c (process_options): Remove references to flag_loop_flatten.
12319 * tree-ssa-loop.c (gate_graphite_transform): Same.
12320 * common.opt (floop-flatten): Obsolete.
12321 * graphite-poly.c (apply_poly_transforms): Remove reference to
12323 * Makefile.in (graphite-flattening.o): Remove.
12324 * graphite-flattening.c: Remove.
12326 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
12328 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
12329 having mode compatible with the mode of previous compare. Substitute
12330 compare mode of previous compare with the mode, compatible
12331 with eliminated and previous compare.
12333 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
12335 * config/rs6000/dfp.md (floatdidd2): New define_insn.
12337 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
12339 * config/i386/i386.c (ix86_cc_modes_compatible): Declare CCZmode
12340 compatible with CCGOCmode and CCGCmode.
12342 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
12344 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
12346 2012-03-02 Ulrich Weigand <ulrich.weigand@linaro.org>
12348 * config/arm/arm.c (arm_sat_operator_match): New function.
12349 * config/arm/arm-protos.h (arm_sat_operator_match): Add prototype.
12350 * config/arm/arm.md ("insn" attribute): Add "sat" value.
12351 ("SAT", "SATrev"): New code iterators.
12352 ("SATlo", "SAThi"): New code iterator attributes.
12353 ("*satsi_<SAT:code>"): New pattern.
12354 ("*satsi_<SAT:code>_shift"): Likewise.
12355 * config/arm/arm-fixed.md ("arm_ssatsihi_shift"): Add "insn"
12356 and "shift" attributes.
12357 ("arm_usatsihi"): Add "insn" attribute.
12358 * config/arm/predicates.md (sat_shift_operator): Allow multiplication
12359 by powers of two. Do not allow shift by 32.
12361 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
12364 * config/i386/i386.c (construct_container): Use gen_reg_or_parallel
12365 to pass the argument in the register of "natural" mode.
12367 2012-03-02 Richard Guenther <rguenther@suse.de>
12369 PR tree-optimization/52406
12370 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
12371 (struct indices): Add unconstrained_base member.
12372 (struct dr_alias): Remove unused vops member.
12373 (DR_UNCONSTRAINED_BASE): New define.
12374 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
12375 add indices to allow their disambiguation. Make DR_BASE_OBJECT
12376 be an artificial access that covers the whole indexed object,
12377 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
12378 plain decl base-objects to their MEM_REF variant.
12379 (dr_may_alias_p): When the base-object of either data reference
12380 has unknown size use only points-to information.
12381 (compute_affine_dependence): Make dumps easier to read and
12383 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
12384 DR_REF when looking for packed references.
12385 (vect_supportable_dr_alignment): Likewise.
12387 2012-03-02 Greta Yorsh <Greta.Yorsh@arm.com>
12389 * config/arm/arm-ldmstm.ml (write_ldm_commutative_peephole):
12390 Improve conditions for peepholes of loads followed by commutative
12392 * config/arm/ldmstm.md: Regenerated.
12394 2012-03-02 Richard Guenther <rguenther@suse.de>
12396 * BASE-VER: Set to 4.8.0.
12398 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
12400 * config.gcc (obsolete): Add all ARM targets using the FPA.
12401 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
12402 * doc/install.texi: Avoid references to obsolete ARM ports.
12404 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
12406 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
12408 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
12409 Joern Rennecke <joern.rennecke@embecosm.com>
12411 * doc/extend.texi: Expand and update information on interrupt
12412 attribute for Epiphany.
12414 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
12416 * config/sh/sh-protos.h: Update copyright notice dates.
12417 * config/sh/sh.h: Likewise.
12418 * config/sh/sh.md: Likewise.
12419 * config/sh/constraints.md: Likewise.
12420 * config/sh/predicates.md: Likewise.
12422 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
12424 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
12425 * config/sh/sh.c (tertiary_reload_operand): Likewise.
12427 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
12429 * config/sh/constraints.md: Fix comment typo.
12431 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12434 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
12435 unsigned HOST_WIDE_INT.
12436 (zvdep_imm64): Likewise.
12437 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
12438 (vdepi_and): Likewise.
12439 Likewise for unamed 64-bit patterns.
12440 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
12442 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
12445 PR rtl-optimization/52417
12446 * cselib.c (cselib_any_perm_equivs): New variable.
12447 (cselib_reset_table): Check that it's not set when not
12448 preserving constants.
12449 (cselib_add_permanent_equiv): Set it.
12450 (cselib_have_permanent_equivalences): New.
12451 (cselib_init, cselib_finish): Reset it.
12452 * cselib.h (cselib_have_permanent_equivalences): Declare.
12453 * alias.c (get_addr): Restore earlier behavior when there
12454 aren't permanent equivalences.
12456 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
12458 * config/mn10300/mn10300-modes.def: Fix copyright notice.
12459 * config/v850/v850-modes.def: Fix copyright notice.
12461 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
12463 * doc/extend.texi (AVR Built-in Functions): Document
12464 __builtin_avr_flash_segment.
12466 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
12467 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
12468 (*split.flash_segment): New insn-and-split.
12469 * config/avr/avr.c (avr_init_builtins): Add local variables:
12470 const_memx_void_node, const_memx_ptr_type_node,
12471 char_ftype_const_memx_ptr.
12473 2012-03-01 Jakub Jelinek <jakub@redhat.com>
12475 PR tree-optimization/52445
12476 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
12477 add ssa_name_ver, offset and size fields and change store field
12479 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
12480 (add_or_mark_expr): Likewise. Only consider previous stores
12481 with the same size and offset.
12482 (nt_init_block): Only look at gimple_assign_single_p stmts,
12483 doesn't look at rhs2.
12485 2012-03-01 Richard Guenther <rguenther@suse.de>
12487 PR middle-end/52443
12488 * tree-cfg.c (verify_gimple_assign_unary): Allow any
12489 conversions from integral types to pointer types.
12491 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
12493 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
12494 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
12495 unintentionally removed in r184616.
12497 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
12499 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
12502 2012-02-29 Jakub Jelinek <jakub@redhat.com>
12503 Uros Bizjak <ubizjak@gmail.com>
12506 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
12507 alternatives, add "e" constraint to the new last alternative
12508 and ! to last 3 alternatives.
12510 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
12512 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
12513 DW_AT_artificial attributes at the end of the processing.
12514 (gen_array_type_die): Likewise.
12515 (gen_enumeration_type_die): Likewise.
12516 (gen_struct_or_union_type_die): Likewise.
12517 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
12520 2012-02-29 Jakub Jelinek <jakub@redhat.com>
12522 PR middle-end/52419
12523 * expr.c (expand_assignment): If doing misaligned store that doesn't
12524 cover all mode bits, perform a RMW cycle.
12526 PR tree-optimization/52429
12527 * tree-parloops.c (separate_decls_in_region_debug): Return early
12528 if var is LABEL_DECL.
12530 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12532 PR tree-optimization/52424
12533 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
12534 calling dom_thread_across_edge.
12536 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
12538 * config/avr/avr.c: Move definition of TARGET macros to end of file.
12540 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
12542 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
12543 * config/avr/avr.c (avr_output_bld): Remove unused function.
12544 (avr_out_sbxx_branch): Use "%T" to print bit position.
12546 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
12548 * config/avr/avr.md: Untabify.
12550 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
12552 * config/avr/avr.md (eqne): New code iterator.
12553 (*dec-and-branchsi): Use it in text peephole's condition.
12554 (*dec-and-branchhi): Ditto.
12555 (*dec-and-branchqi): Ditto.
12557 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
12560 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
12561 the device does not have the skip-bug.
12563 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
12565 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
12566 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
12567 -mpretend-cmove): New.
12569 2012-02-29 Jakub Jelinek <jakub@redhat.com>
12572 * df.h (struct df_d): Adjust comment that hard_regs_live_count
12573 doesn't count DEBUG_INSN refs.
12574 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
12575 for DEBUG_INSN refs.
12577 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12581 2012-02-20 Richard Guenther <rguenther@suse.de>
12582 PR tree-optimization/52298
12583 * tree-vect-stmts.c (vectorizable_load): Properly use
12584 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing outer loops.
12586 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
12588 PR middle-end/51752
12589 * gimple.h (gimple_in_transaction): New.
12590 (gimple_set_in_transaction): New.
12591 (struct gimple_statement_base): Add in_transaction field.
12592 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
12594 (tree_ssa_lim_initialize): Compute transaction bits.
12595 * tree.h (compute_transaction_bits): Protoize.
12596 * trans-mem.c (tm_region_init): Use the heap to store BB
12598 (compute_transaction_bits): New.
12600 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12602 * gcc.c (display_help): Document --help=common and sort entries
12605 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12607 * doc/install.texi: Document check-$LANG specific shortcuts
12609 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
12612 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
12614 * config/arm/arm_neon.h: Regenerate.
12615 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
12616 (neon_vcgeu): New insn.
12617 (neon_vcgtu): Likewise.
12618 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
12619 (ops): Unsigned comparison intrinsics call a different builtin.
12621 2012-02-28 Richard Guenther <rguenther@suse.de>
12624 * config/i386/i386.c (ix86_expand_vector_set): Fix element
12625 ordering for the VEC_CONCAT for two element vectors for
12626 V2SFmode, V2SImode and V2DImode.
12628 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
12631 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
12632 detecting big-endian triplets.
12634 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
12636 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
12637 mode if there is no type information available.
12639 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
12641 PR tree-optimization/53207
12642 * doc/invoke.texi: Document as experimental and relying on graphite.
12644 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
12646 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
12647 of initializer to changes from r184614.
12649 2012-02-28 Richard Guenther <rguenther@suse.de>
12651 PR tree-optimization/52395
12652 * tree-sra.c (build_ref_for_offset): Also look at the base
12653 TYPE_ALIGN when figuring out the alignment of the replacement.
12655 2012-02-28 Richard Guenther <rguenther@suse.de>
12657 PR tree-optimization/52402
12658 * ipa-prop.c (ipa_modify_call_arguments): Properly use
12659 mis-aligned types when creating the accesses at the call site.
12661 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
12663 * config/avr/builtins.def: New file.
12664 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
12665 * config/avr/avr.c (enum avr_builtin_id): Use it.
12666 (avr_init_builtins): Use it. And use avr_bdesc.
12667 (bdesc_1arg): Remove.
12668 (bdesc_2arg): Remove.
12669 (bdesc_3arg): Remove.
12670 (struct avr_builtin_description): Add field n_args.
12671 (avr_bdesc): New static variable using builtins.def.
12672 (avr_expand_builtin): Use it.
12673 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
12674 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
12675 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
12677 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
12680 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
12681 match only one single hard register with respective hard reg rtx.
12682 (movmemx_<mode>): Ditto.
12683 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
12684 insn anatomy of movmem[x]_<mode>.
12685 (avr_out_movmem): Same for printing assembler and operand usage.
12687 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
12691 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
12692 address spaces located outside of device flash.
12694 * config/avr/avr.h (base_arch_s): Remove field n_segments.
12695 (mcu_type_s): Add field n_flash.
12696 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
12697 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
12698 (AVR_MCU): Add N_FLASH argument.
12699 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
12700 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
12701 macro __FLASH<n> if that address space makes sense for the device.
12702 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
12703 outside of target flash.
12704 (avr_asm_named_section): Ditto.
12705 (avr_asm_select_section): Ditto.
12706 (avr_addr_space_convert): Ditto.
12707 (avr_emit_movmemhi): Ditto.
12708 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
12709 address space is outside of device flash.
12710 (avr_insert_attributes): Ditto.
12711 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
12712 avr_current_arch->n_segments.
12714 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
12717 * config/i386/i386.md (*movabs<mode>_1): Enable only for TARGET_LP64.
12718 (*movabs<mode>_2): Likewise.
12720 2012-02-27 Jakub Jelinek <jakub@redhat.com>
12723 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
12724 s_register_operand in the test instead of REG_P. Don't call
12725 gen_reg_rtx if it won't be used.
12727 PR tree-optimization/52376
12728 * ipa-split.c (split_function): Ignore CLOBBER stmts.
12730 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
12732 * ifcvt.c (noce_get_condition): Check condition variable is not
12733 small_register_classes_for_mode_p before accepting.
12735 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
12737 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
12739 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
12742 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
12743 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
12745 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
12747 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
12749 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
12751 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
12753 * config/sh/predicates.md: Remove blank lines.
12754 * config/sh/sh.c: Fix typos in comments.
12755 * config/sh/constraints.md: Likewise.
12756 * config/sh/sh.md: Remove blank lines.
12757 Fix typos in comments. Use ;; as comment characters.
12759 2012-02-26 Walter Lee <walt@tilera.com>
12761 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
12762 (replace_mov_pcrel_step2): Ditto.
12764 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
12767 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
12768 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
12769 and locs that reference values newer than the non-canonical value
12770 at hand. Return the canonical value as a worst case.
12771 (memrefs_conflict_p): Walk canonical value's locs.
12774 * cselib.c (preserve_only_constants): Rename to...
12775 (preserve_constants_and_equivs): ... this. Split out...
12776 (invariant_or_equiv_p): ... this. Preserve plus expressions
12777 of other preserved expressions too.
12778 (cselib_reset_table): Adjust.
12779 * var-tracking.c (reverse_op): Use canonical value to build
12782 2012-02-23 Kai Tietz <ktietz@redhat.com>
12784 * config/i386/i386.c (ix86_delegitimize_address): Handle
12785 UNSPEC_PCREL plus displacement.
12787 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
12790 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
12791 to test for unusedness in st X addressing.
12793 2012-02-24 Richard Guenther <rguenther@suse.de>
12795 PR middle-end/52361
12796 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
12797 (is_gimple_reg_type): Move inline ...
12798 * gimple.h (is_gimple_reg_type): ... here.
12800 2012-02-24 Richard Guenther <rguenther@suse.de>
12802 PR middle-end/52361
12803 * passes.c (execute_function_todo): When verifying SSA form
12804 verify gimple form first.
12805 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
12807 2012-02-24 Richard Guenther <rguenther@suse.de>
12809 PR middle-end/52355
12810 * fold-const.c (fold_addr_of_array_ref_difference): New function.
12811 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
12813 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12815 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
12817 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12819 * tree-phinodes.c (make_phi_node): Mark static.
12820 * tree-flow.h (make_phi_node): Remove extern decl.
12821 * doc/gimple.texi (make_phi_node): Remove documentation.
12823 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12825 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
12826 * tree-ssa-sccvn.c (print_scc): Ditto.
12828 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12830 * doc/passes.texi (Full redundancy elimination): Fix typo.
12832 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12834 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
12836 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
12839 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
12841 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
12844 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
12846 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
12848 * config/avr/avr.md (code_stdname): Add ior, xor.
12849 (xior): New code iterator.
12850 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
12851 (*<code_stdname><mode>qi.byte1-3): Ditto.
12853 2012-02-23 Jakub Jelinek <jakub@redhat.com>
12855 PR tree-optimization/52019
12856 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
12859 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12861 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
12862 HAVE_INITFINI_ARRAY to work around namespace pollution in
12863 certain versions of newlib system headers.
12864 * config.in: Regenerate.
12865 * configure: Regenerate.
12866 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
12867 instead of HAVE_INITFINI_ARRAY.
12869 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
12872 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
12873 is not offsettable memory reference.
12875 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
12878 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
12879 setting avr_need_clear_bss_p for __gnu_lto* symbols.
12881 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
12883 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
12884 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
12886 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12888 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
12889 library on Solaris 8 even without TLS support.
12890 * configure: Regenerate.
12892 2012-02-22 Richard Guenther <rguenther@suse.de>
12894 PR middle-end/52329
12895 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
12896 for GIMPLE_DEBUG stmts.
12898 2012-02-22 Martin Jambor <mjambor@suse.cz>
12900 PR middle-end/51782
12901 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
12902 according to the base object.
12904 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
12906 PR rtl-optimization/50063
12907 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
12908 and 2 (8-bit SP) in operand 2.
12909 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
12910 setup to use movhi_sp_r instead of vanilla move to write SP.
12911 Adjust REG_CFA notes to superseed unspec.
12912 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
12914 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
12915 known to be off) only with TARGET_NO_INTERRUPTS. Never use
12916 irq_state 1 (IRQ known to be on) here.
12918 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
12920 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
12922 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
12923 assign_hard_reg): Likewise.
12925 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
12927 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
12929 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
12931 * config/avr/avr.md
12932 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
12933 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
12935 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
12937 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
12938 prototype from here to...
12939 * config/avr/avr.h: ...here.
12941 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
12944 * thumb2.md (thumb2_shiftsi3_short): Split register and
12945 immediate shifts. For register shifts tie operands 0 and 1.
12946 (peephole2 for above): Check that register-controlled shifts
12947 have suitably tied operands.
12949 2012-02-21 Quentin Neill <quentin.neill@amd.com>
12952 * config/i386/bdver1.md (bdver1_call, bdver1_push,
12953 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
12954 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
12955 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
12956 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
12957 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
12958 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
12959 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
12960 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
12961 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
12962 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
12963 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
12964 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
12965 bdver1_ssevector_avx256_unaligned_load,
12966 bdver1_ssevector_sse128_unaligned_load,
12967 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
12968 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
12969 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
12970 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
12971 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
12972 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
12973 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
12974 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
12975 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
12976 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
12977 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
12978 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
12979 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
12980 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
12981 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
12982 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
12983 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
12984 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
12985 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
12986 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
12987 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
12988 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
12989 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
12990 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
12991 bdver1_ssediv_double_load, bdver1_ssediv_double,
12992 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
12993 Add "bdver2" attribute.
12995 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12997 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
12998 default if possible and not specified otherwise.
13000 2012-02-21 Richard Guenther <rguenther@suse.de>
13002 PR middle-end/52314
13003 * gimplify.c (create_tmp_from_val): Use the main variant type
13004 for the type of the temporary we create.
13006 2012-02-21 Richard Guenther <rguenther@suse.de>
13008 PR tree-optimization/52324
13009 * gimplify.c (gimplify_expr): When re-gimplifying expressions
13010 do not gimplify a MEM_REF address operand if it is already
13013 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13015 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
13016 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
13018 2012-02-21 Richard Guenther <rguenther@suse.de>
13020 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
13021 nested_in_vect_loop.
13023 2012-02-21 Jakub Jelinek <jakub@redhat.com>
13025 PR tree-optimization/52318
13026 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
13027 vdef also to non-pure/const call stmts in the sequence.
13029 2012-02-21 Tristan Gingold <gingold@adacore.com>
13031 * config/vms/vms-ld.c (main): Fix IDENTIFICATION padding.
13033 2012-02-20 David S. Miller <davem@davemloft.net>
13035 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
13036 don't use the "rd %pc" instruction on v9 for PIC register loads.
13038 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
13040 PR middle-end/52141
13041 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
13042 in a transaction safe function.
13044 2012-02-20 Kai Tietz <ktietz@redhat.com>
13047 * stor-layout.c (place_field): Handle desired_align for
13050 2012-02-20 Richard Guenther <rguenther@suse.de>
13052 PR tree-optimization/52298
13053 * tree-vect-stmts.c (vectorizable_store): Properly use
13054 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
13056 (vectorizable_load): Likewise.
13057 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
13058 Access DR_STEP after ensuring it is not NULL.
13060 2012-02-20 Jakub Jelinek <jakub@redhat.com>
13062 PR tree-optimization/52286
13063 * fold-const.c (fold_binary_loc): For (X & C1) | C2
13064 optimization use double_int_to_tree instead of build_int_cst_wide,
13065 rewrite to use double_int vars.
13067 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13070 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
13072 Remove -e 0 from $gcc_cv_ld invocation.
13073 Only use __GLIBC_PREREQ if defined.
13074 Enable on Solaris since Solaris 8 patch.
13075 (gcc_SUN_LD_VERSION): New macro.
13076 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
13077 gcc_SUN_LD_VERSION for version number format.
13078 * configure: Regenerate.
13079 * varasm.c (get_elf_initfini_array_priority_section): Set
13080 SECTION_NOTYPE for non-default priority.
13081 Use get_section instead of get_unnamed_section to emit
13082 .init_array/.fini_array with default priority.
13084 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
13086 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
13087 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
13088 (mips_start_unique_function, mips_output_mips16_rdhwr)
13089 (mips_code_end): New functions.
13090 (TARGET_ASM_CODE_END): Define.
13092 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
13094 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
13095 to stubs with non-sibling calls.
13097 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
13099 * doc/invoke.texi (-fira-* options): Copy-edit.
13100 (ira-* parameters): Copy-edit.
13102 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
13104 * doc/invoke.texi: Minor copy-edits to bring into conformance with
13105 GCC coding conventions.
13107 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
13109 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
13110 when used as adjectives.
13112 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
13114 * doc/invoke.texi: Clean up "that"/"which" confusion.
13116 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
13118 * system.h: Poison SMALL_REGISTER_CLASSES
13119 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
13120 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
13122 2012-02-16 Jakub Jelinek <jakub@redhat.com>
13124 PR tree-optimization/52285
13125 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
13126 when deciding if a call is a tail call or tail recursion.
13128 2012-02-16 Kai Tietz <ktietz@redhat.com>
13130 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
13131 interger-constant displacement for UNSPEC_PCREL.
13133 2012-02-16 Jakub Jelinek <jakub@redhat.com>
13135 PR rtl-optimization/52208
13136 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
13137 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
13139 PR tree-optimization/52255
13140 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
13141 loop->header has virtual PHI, but exit_e->dest doesn't, add
13142 virtual PHI to exit_e->dest and adjust all uses after the loop.
13145 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
13146 children with clone_tree_hash, not after it.
13148 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
13150 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
13151 extended identifiers.
13153 2012-02-16 Jakub Jelinek <jakub@redhat.com>
13155 PR middle-end/51929
13156 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
13157 a same_body_alias, also test whether e->callee isn't a former
13158 or current clone of the decl this is a same body alias of.
13160 PR translation/52264
13161 * cgraphunit.c (verify_cgraph_node): Fix a typo.
13163 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
13165 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
13167 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
13170 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
13171 force_reg instead of copy_to_reg for better optimization. Force
13172 non-register or memory operands into a register.
13174 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
13176 * extend.texi: Reserve upper bits of memory model for future use.
13178 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
13179 Anatoly Sokolov <aesok@post.ru>
13180 Eric Weddington <eric.weddington@atmel.com>
13183 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
13184 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
13185 Rewrite initializers for .macro.
13186 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
13187 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
13188 atxmega32d4, atxmega32x1.
13189 avrxmega4: atxmega64a3, atxmega64d3.
13190 avrxmega5: atxmega64a1, atxmega64a1u.
13191 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
13192 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
13193 avrxmega7: atxmega128a1, atxmega128a1u.
13194 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
13195 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
13196 (struct base_arch_s): Rename reserved to xmega_p.
13197 Rename reserved2 to have_rampd.
13198 (AVR_XMEGA): New define.
13199 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
13200 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
13201 * config/avr/predicates.md (io_address_operand): Take into
13202 account SFR offset.
13203 (low_io_address_operand): Ditto.
13204 (high_io_address_operand): Ditto.
13205 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
13206 (enabled, movhi_sp_r): Use them.
13207 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
13208 cpp_define_formatted to built-in define __AVR_ARCH__.
13209 (__AVR_XMEGA__): New built-in define.
13210 (__AVR_HAVE_RAMPD__): New built-in define.
13211 (__AVR_HAVE_RAMPX__): New built-in define.
13212 (__AVR_HAVE_RAMPY__): New built-in define.
13213 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
13215 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
13216 (avr_option_override): Initialize them.
13217 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
13218 (avr_init_expanders): Initialize them. No more block several calls.
13219 (emit_push_sfr): New static function.
13220 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
13222 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
13223 (avr_print_operand): Print addreeses as symbols for
13224 RAMPX, RAMPY, RAMPD, CCP.
13225 (output_movhi): Handle AVR_XMEGA when writing to SP.
13226 (avr_out_movhi_mr_r_xmega): New static function.
13227 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
13228 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
13229 __RAMPD__, __CCP__ as needed.
13231 * config/avr/multilib.h: Regenerate.
13232 * config/avr/t-multilib: Regenerate.
13233 * config/avr/avr-tables.opt: Regenerate.
13235 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
13237 PR tree-optimization/50561
13238 * graphite-flattening.c (lst_project_loop): Do not
13239 remove old scattering dimensions after flattening.
13240 (lst_do_flatten): Likewise.
13242 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
13244 * doc/extend.texi (AVR Built-in Functions): Remove doc for
13245 __builtin_avr_map8, __builtin_avr_map16.
13246 Document __builtin_avr_insert_bits.
13248 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
13249 (insert_bits): New insn.
13250 (adjust_len.map_bits): Rename to insert_bits.
13251 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
13252 * avr-protos.h (avr_out_map_bits): Remove.
13253 (avr_out_insert_bits, avr_has_nibble_0xf): New.
13254 * config/avr/constraints.md (Cxf,C0f): New.
13255 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
13256 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
13257 New built-in define __BUILTIN_AVR_INSERT_BITS.
13258 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
13259 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
13260 (avr_move_bits): Rewrite.
13261 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
13263 (avr_map_op_t): New typedef.
13264 (avr_map_op): New static variable.
13265 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
13266 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
13267 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
13268 (bdesc_3arg, avr_expand_triop_builtin): New.
13269 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
13270 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
13271 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
13272 (avr_map_equal_p, avr_map_sig_p): Remove.
13273 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
13274 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
13275 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
13276 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
13277 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
13278 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
13280 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
13282 * config/c6x/c6x.md (reserve_cycles): New attribute.
13283 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
13284 don't reserve functional units after the branch occurs.
13286 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
13288 PR middle-end/52142
13289 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
13290 functions into non-tm_pure functions.
13292 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
13295 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
13296 (iterative_hash_canonical_type): Likewise.
13297 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
13300 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
13302 * haifa-sched.c (prune_ready_list): Ensure that if there is a
13303 sched-group insn, it either remains alone or the entire list is pruned.
13305 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
13307 * doc/install.texi (Prerequisites): Fix grammar.
13308 (Configuration): Likewise.
13310 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
13312 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
13313 MPC as part of GCC before describing configuring with --with-gmp etc.
13314 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
13315 sources are present.
13317 2012-02-14 Jakub Jelinek <jakub@redhat.com>
13320 * dwarf2out.c (clone_tree_hash): New function.
13321 (copy_decls_walk): Use it instead of clone_tree.
13323 2012-02-14 Richard Guenther <rguenther@suse.de>
13325 PR tree-optimization/52244
13326 PR tree-optimization/51528
13327 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
13328 replacements for integral types.
13330 2012-02-14 Walter Lee <walt@tilera.com>
13332 * config.gcc: Handle tilegx and tilepro.
13333 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
13334 tilegx and tilepro.
13335 Add HAVE_AS_TLS check for tilegx and tilepro.
13336 * configure: Regenerate.
13337 * doc/contrib.texi: Add Mat Hostetter and self.
13338 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
13339 Document instruction intrinsics and network accessing intrinsics.
13340 (TILEPro Built-in Functions): New node. Document instruction
13341 intrinsics and network accessing intrinsics.
13342 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
13343 (Specific, tilepro-*-linux*): Likewise.
13344 * doc/invoke.texi (TILE-Gx Options): New section.
13345 (TILEPro Options): New section.
13346 * doc/md.texi (TILE-Gx): New section.
13347 (TILEPro): New section.
13348 * common/config/tilegx/tilegx-common.c: New file.
13349 * common/config/tilepro/tilepro-common.c: New file.
13350 * config/tilegx/constraints.md: New file.
13351 * config/tilegx/linux.h: New file.
13352 * config/tilegx/mul-tables.c: New file.
13353 * config/tilegx/predicates.md: New file.
13354 * config/tilegx/sync.md: New file.
13355 * config/tilegx/t-tilegx: New file.
13356 * config/tilegx/tilegx-builtins.h: New file.
13357 * config/tilegx/tilegx-c.c: New file.
13358 * config/tilegx/tilegx-generic.md: New file.
13359 * config/tilegx/tilegx-modes.def: New file.
13360 * config/tilegx/tilegx-multiply.h: New file.
13361 * config/tilegx/tilegx-protos.h: New file.
13362 * config/tilegx/tilegx.c: New file.
13363 * config/tilegx/tilegx.h: New file.
13364 * config/tilegx/tilegx.md: New file.
13365 * config/tilegx/tilegx.opt: New file.
13366 * config/tilepro/constraints.md: New file.
13367 * config/tilepro/gen-mul-tables.cc: New file.
13368 * config/tilepro/linux.h: New file.
13369 * config/tilepro/mul-tables.c: New file.
13370 * config/tilepro/predicates.md: New file.
13371 * config/tilepro/t-tilepro: New file.
13372 * config/tilepro/tilepro-builtins.h: New file.
13373 * config/tilepro/tilepro-c.c: New file.
13374 * config/tilepro/tilepro-generic.md: New file.
13375 * config/tilepro/tilepro-modes.def: New file.
13376 * config/tilepro/tilepro-multiply.h: New file.
13377 * config/tilepro/tilepro-protos.h: New file.
13378 * config/tilepro/tilepro.c: New file.
13379 * config/tilepro/tilepro.h: New file.
13380 * config/tilepro/tilepro.md: New file.
13381 * config/tilepro/tilepro.opt: New file.
13383 2012-02-14 Jakub Jelinek <jakub@redhat.com>
13385 PR tree-optimization/52210
13386 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
13387 vect_model_simple_cost with two entry vect_def_type array instead
13388 of an address of dt.
13390 2012-02-14 Richard Guenther <rguenther@suse.de>
13393 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
13394 Do not stream DECL_QUALIFIER.
13395 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
13396 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
13397 (find_decls_types_r): Do not walk DECL_QUALIFIER.
13399 2012-02-14 Jakub Jelinek <jakub@redhat.com>
13402 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
13405 2012-02-13 Jakub Jelinek <jakub@redhat.com>
13408 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
13409 * cselib.c (cselib_subst_to_values_from_insn): New function.
13410 * sched-deps.c (add_insn_mem_dependence,
13411 sched_analyze_1, sched_analyze_2): Use it.
13413 2012-02-13 Jan Hubicka <jh@suse.cz>
13415 PR middle-end/52214
13416 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
13418 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
13420 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
13421 (GTM_SELF_SPECS): Define if not already defined.
13422 (driver_self_specs): Add GTM_SELF_SPECS.
13423 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
13424 (GTM_SELF_SPECS): Define.
13425 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
13426 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
13428 2012-02-13 Jakub Jelinek <jakub@redhat.com>
13430 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
13433 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
13435 PR middle-end/52230
13436 * omp-low.c (expand_omp_for): If a static schedule without chunk size
13437 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
13439 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
13442 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
13444 2012-02-13 Richard Guenther <rguenther@suse.de>
13446 PR translation/52211
13447 * passes.c (enable_disable_pass): Fix typo.
13449 2012-02-13 Jakub Jelinek <jakub@redhat.com>
13451 PR middle-end/52209
13452 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
13453 XOR for reduce_bit_field if type is unsigned.
13455 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
13457 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
13458 disallow changes from SFmode to mode with different size in FP regs.
13460 2012-02-12 Robert Millan <rmh@gnu.org>
13461 Gerald Pfeifer <gerald@pfeifer.com>
13463 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
13466 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
13468 PR rtl-optimization/52175
13469 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
13470 to frame-related instructions.
13472 2012-02-10 Jason Merrill <jason@redhat.com>
13475 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
13476 (demangle_new_symbols): Fill it.
13477 (scan_linker_output): Walk it.
13478 (start_tweaking): Split out from scan_linker_output.
13479 (maybe_tweak): Update sym->chosen.
13480 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
13482 2012-02-11 Jakub Jelinek <jakub@redhat.com>
13485 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
13487 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
13489 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
13490 having the same mode as previous compare.
13492 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
13494 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
13495 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
13496 (nonlocal_goto_internal): Likewise.
13497 (nonlocal_goto): Emit a use and an indirect jump directly.
13499 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
13502 * doc/extend.texi : Update comments for __atomic_compare_exchange and
13503 __atomic_{is,always}_lock_free.
13505 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
13508 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
13509 negative constant address for TARGET_X32.
13511 2012-02-10 Richard Henderson <rth@redhat.com>
13513 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
13514 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
13515 for GIMPLE_TRANSACTION. Tidy if's into a switch.
13517 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13518 Ira Rosen <irar@il.ibm.com>
13520 PR tree-optimization/50031
13521 * targhooks.c (default_builtin_vectorization_cost): Handle
13522 vec_promote_demote.
13523 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
13524 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
13525 all types of reduction and pattern statements.
13526 (vect_estimate_min_profitable_iters): Likewise.
13527 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
13528 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
13529 for explicit realigns.
13530 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
13531 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
13532 vec_promote_demote.
13533 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
13534 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
13535 vec_perm for VSX and handle vec_promote_demote.
13537 2012-02-10 Jakub Jelinek <jakub@redhat.com>
13539 PR middle-end/52177
13540 * builtins.c (fold_builtin_atomic_always_lock_free,
13541 expand_builtin_atomic_always_lock_free,
13542 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
13543 Return and/or test boolean_true_node/boolean_false_node instead of
13544 integer_one_node/integer_zero_node.
13546 2012-02-10 Jan Hubicka <jh@suse.cz>
13548 PR middle-end/48600
13549 * predict.c (predict_paths_for_bb): Prevent looping.
13550 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
13552 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
13554 * config/arm/arm.c (output_move_double): In one case properly
13555 count number of instructions that will be emitted.
13557 2012-02-10 Richard Guenther <rguenther@suse.de>
13559 PR translation/52193
13560 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
13562 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
13564 PR middle-end/52140
13565 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
13567 2012-02-09 Jakub Jelinek <jakub@redhat.com>
13570 * var-tracking.c (emit_note_insn_var_location): If
13571 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
13572 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
13573 non-NOTE_DURING_CALL_P insn.
13575 2012-02-09 Bin Cheng <bin.cheng@arm.com>
13577 PR middle-end/51867
13578 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
13580 2012-02-08 Magnus Granberg <zorry@gentoo.org>
13583 * gcc.c (switch_matches) Support switches with separated form,
13586 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
13588 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
13590 (RAMPZ_ADDR): Ditto.
13591 * config/avr/avr.c (avr_addr_t): New typedef.
13592 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
13593 (avr_init_expanders): Initialize it.
13594 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
13596 (expand_epilogue): Ditto.
13597 (avr_print_operand): Ditto.
13598 (avr_file_start): Ditto.
13599 (avr_emit_movmemhi): Ditto.
13601 2012-02-08 Richard Guenther <rguenther@suse.de>
13603 PR tree-optimization/46886
13604 * tree-flow.h (do_while_loop_p): Declare.
13605 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
13606 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
13608 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
13610 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
13611 always succeed for integers larger than a native word.
13613 2012-02-08 Richard Guenther <rguenther@suse.de>
13615 PR rtl-optimization/52170
13616 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
13617 properly handle integer vector modes.
13619 2012-02-08 Jakub Jelinek <jakub@redhat.com>
13621 PR gcov-profile/52150
13622 * coverage.c: Include target.h.
13623 (build_var): Call targetm.strip_name_encoding on the assembler name.
13624 Change one _ into . or $ if the target allows it.
13625 * Makefile.in (coverage.o): Depend on $(TARGET_H).
13627 PR rtl-optimization/52139
13628 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
13629 is a BARRIER after emit_insn_after_noloc, move BB_END
13630 to the last non-BARRIER insn before it.
13632 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
13634 PR middle-end/24306
13635 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
13636 (mips_gimplify_va_arg_expr): Call it instead of
13637 std_gimplify_va_arg_expr.
13639 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
13641 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
13642 message for -mno-pointers-to-nested-function.
13644 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
13646 PR middle-end/51994
13647 * expr.c (get_inner_reference): If there is an offset, add a negative
13648 bit position to it (if any).
13650 2012-02-07 Jakub Jelinek <jakub@redhat.com>
13652 PR rtl-optimization/52060
13653 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
13654 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
13655 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
13656 and/or i0src_copy2 when needed.
13658 2012-02-07 Jakub Jelinek <jakub@redhat.com>
13660 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
13661 or LTOPLUGINSONAME if have_c.
13663 * config/freebsd-spec.h: Add comment about what macros can be defined
13665 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
13666 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
13669 2012-02-07 Richard Guenther <rguenther@suse.de>
13671 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
13672 newline in -alias dumps.
13674 2012-02-07 Kai Tietz <ktietz@redhat.com>
13675 Dave Korn <dave.korn.cygwin@gmail.com>
13678 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
13679 Take care that typinfo gets dllexport-attribute.
13681 2012-02-07 Jakub Jelinek <jakub@redhat.com>
13683 PR middle-end/52074
13684 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
13685 if modifier < EXPAND_SUM call force_operand on the result.
13687 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
13689 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
13690 adding __forwarder_dst__ prefix if a forwarder_section attribute is
13692 (epiphany_function_type): Replace types for specific interrupts with
13693 EPIPHANY_FUNCTION_INTERRUPT.
13694 (EPIPHANY_INTERRUPT_P): Update.
13695 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
13696 New static function.
13697 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
13698 <disinterrupt>: Affects type identity.
13699 (epiphany_handle_interrupt_attribute): Handle variable number of
13701 (epiphany_compute_function_type): Update for new
13702 epiphany_function_type definition.
13703 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
13704 handlers with a longcall forwarder.
13705 (epiphany_start_function): Handle multiple interrupt arguments and/or
13706 forwarder_section attribute.
13708 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
13711 2012-02-07 Alan Modra <amodra@gmail.com>
13714 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
13717 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13719 PR tree-optimization/50969
13720 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
13721 use vec_perm rather than vector_stmt.
13722 (vect_model_load_cost): Likewise.
13723 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
13724 vec_perm to be the same as other vector statements.
13725 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
13726 cost of vec_perm for TARGET_VSX.
13728 2012-02-06 Richard Guenther <rguenther@suse.de>
13730 PR tree-optimization/52115
13731 * tree-sra.c (access_has_replacements_p): New function.
13732 (sra_modify_assign): Use it to decide whether a use is uninitialized.
13734 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
13736 PR middle-end/52047
13737 * trans-mem.c (expand_call_tm): Add an assertion.
13738 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
13741 2012-02-06 Richard Guenther <rguenther@suse.de>
13743 PR tree-optimization/50955
13744 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
13745 raise cost of expressions that replace an address with an
13746 expression based on a different pointer.
13748 2012-02-06 Jakub Jelinek <jakub@redhat.com>
13751 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
13752 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
13754 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
13757 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
13758 -Weffc++ and specify guidelines come from second edition.
13760 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
13762 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
13763 (sibcall_value_multiple_internal, call_split, call_internal_direct)
13764 (call_direct_split, call_value_split, call_value_internal_direct)
13765 (call_value_direct_split, call_value_multiple_split): Use jal and
13766 jal_macro attributes.
13768 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
13770 * reload1.c (reload_regs_reach_end_p): Replace with...
13771 (reload_reg_rtx_reaches_end_p): ...this function.
13772 (new_spill_reg_store): Update commentary.
13773 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
13774 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
13775 before setting new_spill_reg_store.
13776 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
13777 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
13778 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
13779 for non-spill reload registers.
13781 2012-02-05 Ira Rosen <irar@il.ibm.com>
13783 PR tree-optimization/52091
13784 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
13785 (vect_is_simple_use_1): Likewise.
13786 * tree-vect-loop.c (vectorizable_reduction): Update calls
13787 to vect_is_simple_use_1 and vect_is_simple_use.
13788 (vectorizable_live_operation): Likewise.
13789 * tree-vect-patterns.c (widened_name_p,
13790 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
13791 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
13792 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
13793 vectorizable_shift,vectorizable_operation, vectorizable_store,
13794 vectorizable_load): Likewise.
13795 (vect_is_simple_cond): Add an argument, pass it to
13796 vect_is_simple_use_1.
13797 (vectorizable_condition): Update calls to vect_is_simple_cond,
13798 vect_is_simple_use.
13799 (vect_is_simple_use): Add an argument, the statement in which
13800 OPERAND is used. Check that if OPERAND's def stmt is a double
13801 reduction phi node, the use is a phi node too.
13802 (vect_is_simple_use_1): Add an argument, pass it to
13803 vect_is_simple_use.
13804 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
13805 to vect_is_simple_use.
13807 2012-02-04 Jakub Jelinek <jakub@redhat.com>
13809 PR rtl-optimization/52095
13810 * modulo-sched.c (dump_insn_locator): New function.
13811 (loop_canon_p, sms_schedule): Use it.
13813 PR rtl-optimization/52113
13814 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
13815 even for decomposable shift/zext insns.
13817 2012-02-03 Jakub Jelinek <jakub@redhat.com>
13818 Zdenek Dvorak <ook@ucw.cz>
13820 PR rtl-optimization/52092
13821 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
13822 on get_iv_value result.
13824 2012-02-02 Andrew Pinski <apinski@cavium.com>
13826 PR middle-end/47982
13827 PR middle-end/43967
13828 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
13830 2012-02-02 Jakub Jelinek <jakub@redhat.com>
13832 PR middle-end/48071
13833 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
13835 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
13837 PR rtl-optimization/49800
13838 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
13839 (sched_finish): Call regstat_free_n_sets_and_refs.
13841 2012-02-02 Jia Liu <proljc@gmail.com>
13843 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
13846 2012-02-02 Jan Hubicka <jh@suse.cz>
13847 Tom de Vries <tom@codesourcery.com>
13849 PR middle-end/51998
13850 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
13851 * varpool.c (varpool_analyze_pending_decls): Likewise.
13853 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
13854 Jayant R Sonar <jayant.sonar@kpitcummins.com>
13856 * config.gcc: Add cr16-* support.
13858 * doc/extend.texi: Document cr16 extensions.
13859 * doc/install.texi: Document cr16 install.
13860 * doc/invoke.texi: Document cr16 options.
13861 * doc/md.texi: Document cr16 constraints.
13863 * common/config/cr16/cr16-common.c: New file.
13864 * config/cr16/cr16.c: New file.
13865 * config/cr16/cr16.h: New file.
13866 * config/cr16/cr16.md: New file.
13867 * config/cr16/cr16.opt: New file.
13868 * config/cr16/cr16-protos.h: New file.
13869 * config/cr16/predicates.md: New file.
13870 * config/cr16/constraints.md: New file.
13871 * config/cr16/t-cr16: New file.
13873 2012-02-02 Jakub Jelinek <jakub@redhat.com>
13876 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
13877 that operands[2] is either immediate, or q_regs_operand.
13879 PR tree-optimization/52073
13880 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
13881 a pattern stmt for pattern uses, ignore uses outside of the loop.
13883 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
13885 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
13886 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
13887 (OUT_AS1, OUT_AS2): Remove.
13889 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
13891 PR rtl-optimization/51374
13892 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
13893 to cross other volatile_refs_p insns.
13895 2012-02-01 Richard Guenther <rguenther@suse.de>
13897 * doc/invoke.texi (fno-inline): Clarify documentation.
13898 (finline-small-functions): Likewise.
13899 (finline-functions): Likewise.
13900 * common.opt (finline): Adjust comment and documentation.
13901 (finline-small-functions): Clarify documentation.
13902 (finline-functions): Likewise.
13903 (finline-functions-called-once): Likewise.
13905 2012-02-01 Tristan Gingold <gingold@adacore.com>
13907 * c-typeck.c (composite_type): Keep mode for pointers.
13909 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
13911 * function.h (regno_reg_rtx): Adjust comment.
13912 * reginfo.c (init_reg_modes_target): Only use the previous mode
13913 if it fits within one register. Remove MIPS comment.
13915 2012-01-31 Jakub Jelinek <jakub@redhat.com>
13918 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
13920 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13922 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
13923 to srak instruction.
13925 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
13927 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
13929 2012-01-31 Jakub Jelinek <jakub@redhat.com>
13934 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
13936 2012-01-31 Richard Guenther <rguenther@suse.de>
13938 PR tree-optimization/51528
13939 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
13942 2012-01-31 Jakub Jelinek <jakub@redhat.com>
13947 * ree.c (add_removable_extension): Change def_map argument
13948 to unsigned *, store in def_map 1 + offset into *insn_list vector
13949 instead of pointers into the vector.
13950 (find_removable_extensions): Adjust caller.
13952 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
13954 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
13955 Transform all "* quoted-c-code" to { c-code }.
13956 Remove redundant test for "optimize" in combine patterns.
13957 Move (include "avr-dimode.md") to end of file.
13959 2012-01-30 Bin Cheng <bin.cheng@arm.com>
13962 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
13963 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
13965 2012-01-30 Richard Guenther <rguenther@suse.de>
13967 PR tree-optimization/52028
13968 * tree-loop-distribution.c (ldist_gen): Properly update
13971 2012-01-30 Jakub Jelinek <jakub@redhat.com>
13974 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
13975 set_cur_line_info_table if not emitting debug info.
13977 PR tree-optimization/52046
13978 * tree-vect-patterns.c (check_bool_pattern): Give up if
13979 a comparison could throw.
13982 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
13984 2012-01-30 Richard Guenther <rguenther@suse.de>
13986 PR tree-optimization/52045
13987 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
13988 SSA form if cfgcleanup did anything.
13990 2012-01-30 Richard Guenther <rguenther@suse.de>
13992 PR tree-optimization/52045
13993 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
13994 before computing final todo.
13996 2012-01-30 Richard Guenther <rguenther@suse.de>
13998 PR tree-optimization/51528
13999 * tree-sra.c (sra_modify_assign): Re-factor in preparation
14002 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
14004 * df-problems.c (df_kill_notes): Check that the use refers
14005 to the note under examination.
14007 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
14010 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
14011 parameter and use short-lived pseudos.
14012 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
14013 (sparc_expand_vector_init): Const-ify local variables and adjust
14014 calls to above functions.
14016 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
14018 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
14020 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
14022 * doc/invoke.texi: Make usage of "compile time" and
14023 "run time"/"runtime" consistent throughout the file.
14025 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
14027 * config/alpha/alpha.c (alpha_option_override): Default to
14028 full IEEE compliance mode for Go language.
14030 2012-01-29 Tijl Coosemans <tijl@coosemans.org>
14032 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
14033 (LINK_SSP_SPEC): Define.
14035 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14038 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
14041 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
14043 * doc/invoke.texi: Correct hyphenation of "floating point",
14044 "double precision", and related terminology throughout the file.
14046 2012-01-28 Jakub Jelinek <jakub@redhat.com>
14049 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
14050 arm_general_register_operand predicate for operand 2 instead of
14053 2012-01-27 Ian Lance Taylor <iant@google.com>
14056 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
14057 * builtins.c (expand_builtin_init_trampoline): Add onstack
14058 parameter. Change caller.
14059 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
14060 * tree.c (build_common_builtin_nodes): Declare
14061 __builtin_init_heap_trampoline.
14063 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
14065 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
14066 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
14067 * config/avr/avr.c: Ditto.
14068 (avr_regnames): Remove because unused.
14069 * config/avr/avr.md (*cpse.ne): New peephole.
14070 (*cpse.eq): New peephole from former cpse peepholes.
14072 2012-01-27 Michael Eager <eager@eagercon.com>
14074 * config/microblaze.c (microblaze_emit_compare): Correct
14075 test after pcmp instruction.
14077 2012-01-27 Richard Guenther <rguenther@suse.de>
14079 PR tree-optimization/52020
14080 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
14082 2012-01-27 Richard Guenther <rguenther@suse.de>
14084 * ipa-pure-const.c (check_stmt): Clobbers do not make a
14085 function non-const/pure.
14087 2012-01-27 Richard Guenther <rguenther@suse.de>
14089 PR tree-optimization/50444
14090 * tree-sra.c (build_ref_for_offset): Properly adjust the
14091 MEM_REF type for unaligned accesses.
14093 2012-01-27 Richard Guenther <rguenther@suse.de>
14095 PR tree-optimization/50444
14096 * expr.c (mem_ref_refers_to_non_mem_p): New function.
14097 (expand_assignment): Use it. Properly handle misaligned
14098 bases when expanding stores to component references.
14099 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
14100 refactor that case.
14102 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
14104 PR middle-end/51389
14105 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
14106 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
14107 * tree-data-ref.c (find_data_references_in_loop): Make static.
14108 (compute_all_dependences): Change return type to bool. Bail out
14109 for too many datarefs in a loop. Move the hunk resetting the data
14110 dependences vector from ...
14111 (compute_data_dependences_for_loop): ... here. Account for
14112 compute_all_dependences returning false.
14113 (compute_data_dependences_for_bb): Likewise.
14114 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
14115 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
14117 2012-01-27 Richard Guenther <rguenther@suse.de>
14119 PR middle-end/51959
14120 * expr.c (store_field): Use the alias-set of the scratch memory
14123 2012-01-27 Tom de Vries <tom@codesourcery.com>
14125 PR tree-optimization/51990
14126 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
14128 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
14130 2012-01-27 Jakub Jelinek <jakub@redhat.com>
14133 * var-tracking.c (reverse_op): Don't add any reverse operation
14134 if V already has any constant locations.
14136 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
14138 * doc/invoke.texi: Correct usage of "command line" (noun)
14139 vs "command-line" (adjective) throughout.
14141 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
14143 * doc/invoke.texi (Language Independent Options): Move
14144 -Wcoverage-mismatch blurb from here....
14145 (Warning Options): ...to here.
14147 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
14149 * config/rs6000/rs6000.c (rs6000_option_override_internal):
14150 Set rs6000_always_hint to false for 476.
14152 2012-01-27 Matthias Klose <doko@ubuntu.com>
14154 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
14156 * incpath.c (add_standard_paths): Likewise.
14158 2012-01-27 Richard Henderson <rth@redhat.com>
14160 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
14161 * config/m68k/sync.md (atomic_test_and_set): Rename from
14162 sync_test_and_setqi and adjust the operands.
14163 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
14164 and unconditionally enable.
14166 2012-01-27 Richard Henderson <rth@redhat.com>
14168 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
14169 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
14170 (ldstub): Rename from ldstubqi.
14171 (ldstub<I24MODE>): Remove.
14173 2012-01-27 Richard Henderson <rth@redhat.com>
14175 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
14176 * c-cppbuiltin.c (cpp_atomic_builtins): Define
14177 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
14178 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
14179 * doc/tm.texi: Rebuild.
14181 2012-01-27 Richard Henderson <rth@redhat.com>
14183 * optabs.c (gen_atomic_test_and_set): Remove default.
14184 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
14186 2012-01-26 Jakub Jelinek <jakub@redhat.com>
14188 PR rtl-optimization/51978
14189 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
14190 (combine_reaching_defs): Likewise.
14191 (struct re_info): Remove.
14192 (add_removable_extension): Remove x and data arguments,
14193 add insn, insn_list and def_map. Use the arguments directly
14194 instead of using struct re_info.
14195 (find_removable_extensions): Don't call add_removable_extension
14196 through note_stores, instead just call it with single_set
14197 result if non-NULL.
14198 (find_and_remove_re): Pass curr_cand->expr instead of
14199 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
14201 2012-01-26 Michael Matz <matz@suse.de>
14203 PR tree-optimization/46590
14204 * cfgexpand.c: Revert last change (r183305).
14205 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
14207 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
14208 checking for emptiness.
14210 2012-01-26 Jakub Jelinek <jakub@redhat.com>
14212 PR middle-end/51895
14213 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
14214 non-addressable non-BLKmode base correctly.
14216 2012-01-26 Michael Matz <matz@suse.de>
14218 PR tree-optimization/48794
14219 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
14220 regions referenced from RESX/EH_DISPATCH.
14222 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14224 * config/s390/s390.h: Make BRANCH_COST an option.
14225 * config/s390/s390.opt: New option -mbranch-cost.
14227 2012-01-26 Richard Henderson <rth@redhat.com>
14229 Revert 2012-01-24 change:
14230 * trans-mem.c (requires_barrier): Do not instrument thread local
14231 variables and emit save/restore for them.
14233 2012-01-25 Jakub Jelinek <jakub@redhat.com>
14235 PR middle-end/51986
14236 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
14239 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
14241 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
14244 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
14247 Rename __pgm to __flash.
14248 Rename __pgm1 to __flash1.
14249 Rename __pgm2 to __flash2.
14250 Rename __pgm3 to __flash3.
14251 Rename __pgm4 to __flash4.
14252 Rename __pgm5 to __flash5.
14253 Rename __pgmx to __memx.
14254 * doc/extend.texi (AVR Named Address Spaces)
14255 Rename address space names as indicated above.
14256 * config/avr/avr.c (avr_addrspace): Ditto.
14258 * config/avr/avr-protos.h
14259 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
14260 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
14261 * config/avr/predicates.md: Ditto.
14262 * config/avr/avr.c Ditto, and
14263 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
14264 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
14266 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
14267 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
14268 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
14269 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
14270 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
14271 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
14272 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
14273 * config/avr/avr.c: Ditto.
14274 * config/avr/avr.md: Ditto.
14276 2012-01-25 Jason Merrill <jason@redhat.com>
14279 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
14281 2012-01-25 Jakub Jelinek <jakub@redhat.com>
14283 PR tree-optimization/51987
14284 * tree-data-ref.c (get_references_in_stmt): Handle references in
14285 non-volatile GIMPLE_ASM.
14287 2012-01-25 Richard Guenther <rguenther@suse.de>
14289 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
14290 bases are dereferenced.
14292 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
14294 PR rtl-optimization/48374
14295 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
14297 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
14299 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
14300 compute_data_dependences_for_loop returns false.
14301 * tree-parloops.c (loop_parallel_p): Likewise.
14303 2012-01-25 Richard Guenther <rguenther@suse.de>
14305 * tree.h (get_pointer_alignment_1): Declare.
14306 * builtins.c (get_pointer_alignment_1): New function.
14307 (get_pointer_alignment): Use it.
14309 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
14311 PR rtl-optimization/48308
14312 * combine.c (enum undo_kind): Add UNDO_LINKS.
14313 (struct undo): Add member l to other_contents and where.
14314 (do_SUBST_LINK): New.
14316 (try_combine): Handle LOG_LINKS for the dummy i1 case.
14317 (undo_all): Handle UNDO_LINKS.
14319 2012-01-25 Richard Henderson <rth@redhat.com>
14321 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
14324 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
14326 * optabs.c (gen_atomic_test_and_set): Use each argument.
14328 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
14330 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
14331 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
14332 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
14333 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
14334 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
14335 TARGET_PAIRED_SINGLE_FLOAT.
14337 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
14339 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
14340 (in_struct, return_val): Remove MEM documentation.
14341 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
14342 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
14343 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
14345 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
14346 * cfgexpand.c (add_alias_set_conflicts): Likewise.
14347 * expr.c (store_field): Likewise.
14348 * function.c (assign_stack_temp_for_type): Likewise.
14349 * ifcvt.c (noce_try_cmove_arith): Likewise.
14350 * reload1.c (reload): Likewise.
14351 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
14352 (alpha_set_memflags): Likewise.
14353 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
14355 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
14357 * rtl.h (true_dependence, canon_true_dependence): Remove varies
14359 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
14360 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
14361 (true_dependence_1, true_dependence, canon_true_dependence): Remove
14363 * cselib.c (cselib_rtx_varies_p): Delete.
14364 (cselib_invalidate_mem): Update call to canon_true_dependence.
14365 * dse.c (record_store, check_mem_read_rtx): Likewise.
14366 (scan_reads_nospill): Likewise.
14367 * cse.c (check_dependence): Likewise.
14368 (cse_rtx_varies_p): Delete.
14369 * expr.c (safe_from_p): Update call to true_dependence.
14370 * ira.c (validate_equiv_mem_from_store): Likewise.
14371 (memref_referenced_p): Likewise.
14372 * postreload-gcse.c (find_mem_conflicts): Likewise.
14373 * sched-deps.c (sched_analyze_2): Likewise.
14374 * store-motion.c (load_kills_store): Likewise.
14375 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
14376 * gcse.c (mems_conflict_for_gcse_p): Likewise.
14377 (compute_transp): Update call to canon_true_dependence.
14379 2012-01-25 Richard Henderson <rth@redhat.com>
14381 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
14382 (maybe_emit_atomic_test_and_set): New.
14383 (expand_sync_lock_test_and_set): Use it.
14384 (expand_atomic_test_and_set): Likewise.
14385 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
14386 the implementation; clarify implementation defined details.
14387 * doc/md.texi (atomic_test_and_set): Document.
14389 2012-01-25 Richard Henderson <rth@redhat.com>
14391 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
14393 2012-01-25 Richard Henderson <rth@redhat.com>
14396 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
14397 to effect no-op split.
14399 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
14402 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
14403 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
14404 (BT_FN_VOID_PTR_INT_SIZE): New.
14405 (BT_FN_UINT_UINT_VAR): Remove.
14406 (BT_FN_UINT32_UINT32_VAR): New.
14407 (BT_FN_DOUBLE_VPTR): Remove.
14408 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
14410 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
14411 (_ITM_changeTransactionMode): Same.
14412 (_ITM_memmoveRtWt): Change return type to void.
14413 (_ITM_memcpyRtWt): Same.
14414 (_ITM_memsetW): Same.
14415 (_ITM_RaRD): Change types to double.
14420 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
14422 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
14423 Patrick Marlier <patrick.marlier@gmail.com>
14425 * trans-mem.c (requires_barrier): Do not instrument thread local
14426 variables and emit save/restore for them.
14428 2012-01-24 Jason Merrill <jason@redhat.com>
14431 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
14432 output static aliases.
14434 2012-01-24 Jakub Jelinek <jakub@redhat.com>
14437 * common.opt (-pie, -shared, pie, shared): Change from Common to
14439 * gcc.c (display_help): Display help for -pie and -shared.
14441 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
14444 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
14445 Remove note on size/offset limitation.
14446 (AVR Variable Attributes): Add example how to read data located
14447 with progmem. Refer to named address spaces.
14448 * doc/invoke.texi (AVR Options): Fix typo.
14450 2012-01-24 Richard Guenther <rguenther@suse.de>
14452 Forward-port to trunk
14453 2010-09-21 Jakub Jelinek <jakub@redhat.com>
14455 PR middle-end/45678
14456 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
14457 op0 isn't sufficiently aligned and there is movmisalignM
14458 insn for mode, use it to load op0 into a temporary register.
14460 2012-01-24 Jakub Jelinek <jakub@redhat.com>
14463 * target.def (const_not_ok_for_debug_p): New hook.
14464 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
14466 * doc/tm.texi: Regenerated.
14467 * dwarf2out.c (const_ok_for_output_1): If
14468 targetm.const_not_ok_for_debug_p returns true, fail.
14469 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
14471 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
14473 2012-01-23 Kai Tietz <ktietz@redhat.com>
14476 * config/i386/predicates.md (symbolic_operand): Allow
14477 UNSPEC_PCREL as PIC expression for lea.
14478 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
14479 * config/i386/i386.c (ix86_delegitimize_address): Handle
14480 UNSPEC_PCREL for none-MEM, too.
14482 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
14484 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
14485 (ipa_tm_create_version_alias): Same.
14487 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
14490 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
14491 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
14493 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
14494 Patrick Marlier <patrick.marlier@gmail.com>
14495 Iain Sandoe <developer@sandoe-acoustics.co.uk>
14498 * lto-wrapper.c (run_gcc): Pass the LTO section name to
14499 simple_object_start_read.
14501 2012-01-23 Richard Guenther <rguenther@suse.de>
14504 PR tree-optimization/51895
14505 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
14506 parameter decomposition into BLKmode components.
14508 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
14510 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
14511 fake variables for restrict-qualified pointers whose pointed-to type
14512 contains a placeholder.
14514 2012-01-23 Richard Guenther <rguenther@suse.de>
14516 PR tree-optimization/51949
14517 * ipa-split.c (execute_split_functions): Do not split malloc functions.
14519 2012-01-23 Jakub Jelinek <jakub@redhat.com>
14521 PR rtl-optimization/51933
14522 * ree.c (transform_ifelse): Return true right away if dstreg is
14523 already wider or equal to cand->mode.
14524 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
14525 (make_defs_and_copies_lists): Remove defs_list and copies_list
14526 arguments, add state argument, just truncate state->work_list
14527 instead of always allocating and freeing the vector. Assert that
14528 get_defs succeeds instead of returning 2. Changed return type to bool.
14529 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
14530 have ext_src_mode, see if it has been modified already with the
14531 right kind of extension and has been extended before from the
14532 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
14533 just return true. Remember the original mode in state->modified array.
14534 (combine_reaching_defs): Add state argument. Don't allocate and
14535 free here def_list, copied_list and vec vectors, instead just
14536 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
14537 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
14538 Add state variable, clear vectors in it, initialize state.modified
14539 if needed. Free all the vectors at the end and state.modified too.
14540 Don't skip a candidate if the extension expression has been modified.
14542 2012-01-22 Douglas B Rupp <rupp@gnat.com>
14545 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
14546 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
14547 (extra_options) interix.opt -> i386/interix.opt"
14548 (extra_objs):Add winnt-stubs.o
14549 * configure.ac: Add interix to target_os .comm on PE check.
14550 * configure: Regenerate.
14551 * config/interix3.h: Delete and move bits to..
14552 * config/interix.h: Delete and move bits to..
14553 * config/i386/i386-interix3.h: Delete and move bits to..
14554 * config/i386/i386-interix.h: ..here.
14555 (TARGET_CPU_DEFAULT): Remove redefinition.
14556 (TARGET_ASM_CONSTRUCTOR): Undefine.
14557 (SUBTARGET_SWITCHES): Define for ms-bitfields.
14558 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
14559 (PTRDIFF_TYPE): Define.
14560 (LONG_DOUBLE_TYPE_SIZE): Define.
14561 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
14562 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
14563 (TARGET_SECTION_TYPE_FLAGS): Define.
14564 (ASM_DECLARE_FUNCTION_NAME): Define.
14565 (ASM_OUTPUT_EXTERNAL): Define.
14566 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
14567 (ASM_OUTPUT_ALIGNED_BSS): Define.
14568 (PCC_BITFIELD_TYPE_MATTERS): Define.
14569 (USE_CONST_SECTION): Define.
14570 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
14571 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
14572 (SUPPORTS_ONE_ONLY): Remove.
14573 (I386_PE_STRIP_ENCODING): Define.
14574 * config/interix.opt: Delete and move bits to..
14575 * config/i386/interix.opt: ..here. New.
14576 (mpe-aligned-commons): Add.
14577 * config/i386/t-interix: Add copyright header.
14578 (winnt-stubs.o): Add rule.
14580 2012-01-22 Jason Merrill <jason@redhat.com>
14583 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
14584 for extra name aliases.
14586 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
14588 PR rtl-optimization/51924
14589 * ree.c (combine_set_extension): Improve debugging message.
14590 (combine_reaching_defs): Likewise.
14591 (get_defs): Rename confusingly named variable.
14592 (find_and_remove_re): Skip a candidate if the extension expression has
14595 2012-01-21 Robert Millan <rmh@gnu.org>
14596 Gerald Pfeifer <gerald@pfeifer.com>
14598 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
14599 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
14601 2012-01-20 Jakub Jelinek <jakub@redhat.com>
14603 PR tree-optimization/51914
14604 * tree-vect-stmts.c (vectorizable_conversion): For
14605 cvt_type && modifier == WIDEN, put temporary with cvt_type
14606 at the beginning of vec_dsts and set vec_dest to temporary
14609 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
14611 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
14613 2012-01-20 Tijl Coosemans <tijl@coosemans.org>
14615 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
14616 * config/rs6000/rs6000.c: Likewise.
14618 2012-01-20 Jakub Jelinek <jakub@redhat.com>
14621 * config/arm/arm.c (arm_count_output_move_double_insns): Call
14622 output_move_double on a copy of operands array.
14624 2012-01-20 Cary Coutant <ccoutant@google.com>
14625 Dodji Seketeli <dodji@redhat.com>
14628 * dwarf2out.c (copy_declaration_context): Return ref to parent
14629 of declaration DIE, if necessary.
14630 (remove_child_or_replace_with_skeleton): Add new parameter; update
14631 caller. Place skeleton DIE under parent DIE of original declaration.
14632 Move call to copy_declaration_context to here ...
14633 (break_out_comdat_types): ... from here.
14635 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14637 PR rtl-optimization/51856
14638 * reload.c (find_reloads_subreg_address): Set the address_reloaded
14641 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
14644 * config/arm/arm.c (arm_print_operand): Correct output of alignment
14645 hints for neon loads and stores.
14647 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
14651 * doc/extend.texi (Named Address Spaces): Split into subsections.
14652 (AVR Named Address Spaces): New subsection.
14653 (M32C Named Address Spaces): New subsection.
14654 (RL78 Named Address Spaces): New subsection.
14655 (SPU Named Address Spaces): New subsection.
14656 (Variable Attributes): New anchor "AVR Variable Attributes".
14657 (AVR Variable Attributes): Rewrite and avoid wording
14658 "address space" in this context.
14659 * doc/invoke.texi (AVR Options): Rewrite and add documentation
14660 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
14661 (AVR Built-in Macros): New subsubsection therein.
14662 * doc/md.texi (AVR constraints): Remove "C04", "R".
14664 2012-01-20 Richard Guenther <rguenther@suse.de>
14666 PR tree-optimization/51903
14667 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
14668 when removing stmts.
14670 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
14673 * config/arm/arm.c (arm_load_pic_register): Use
14674 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
14675 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
14676 (arm_pic_static_addr): Likewise.
14677 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
14678 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
14679 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
14680 (pic_load_addr_unified): New.
14682 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
14685 * function.c (instantiate_virtual_regs_in_insn): Use
14686 delete_insn_and_edges when removing a wrong asm insn.
14688 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
14690 PR rtl-optimization/40761
14691 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
14692 Add new member loop_num.
14693 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
14694 (ira_build): Remove the parameter.
14696 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
14697 (ira.c): Do not build CFG loops for one region allocation. Remove
14698 argument from ira_build call.
14700 * ira-build.c (init_loop_tree_node): New function.
14701 (create_loop_tree_nodes): Use it. Separate the case when CFG
14702 loops are not built.
14703 (more_one_region_p): Check current_loops.
14704 (finish_loop_tree_nodes): Separate the case when CFG loops are not
14706 (add_loop_to_tree): Process loop equal to NULL too.
14707 (form_loop_tree): Separate the case when CFG loops are not built.
14708 Use explicitly number for the root.
14709 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
14711 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
14712 instead of loop->num.
14713 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
14714 (mark_all_loops_for_removal): Ditto.
14715 (remove_unnecessary_regions): Separate the case when CFG loops
14717 (ira_build): Remove the parameter. Use explicit number of regions
14718 when CFG loops are not built.
14720 * ira-color.c (print_loop_title): Separate the case for the root node.
14721 Use loop_num instead of loop->num.
14722 (move_spill_restore): Use loop_num instead of loop->num.
14724 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
14725 (change_loop): Ditto.
14726 (change_loop): Use loop_num instead of loop->num.
14728 * ira-lives.c (process_bb_node_lives): Ditto.
14730 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
14732 * ira-conflicts.c (print_allocno_conflicts): Ditto.
14734 2012-01-19 Jakub Jelinek <jakub@redhat.com>
14736 PR libmudflap/40778
14737 * tree-mudflap.c (mf_artificial): New function.
14738 (execute_mudflap_function_ops, execute_mudflap_function_decls,
14739 mx_register_decls, mudflap_enqueue_decl): Use it.
14742 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
14743 numbers in the insn pattern.
14745 2012-01-19 Michael Matz <matz@suse.de>
14747 PR tree-optimization/46590
14748 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
14749 use it in remembering which conflicts we already created.
14750 (add_scope_conflicts): Adjust call to above, (de)allocate helper
14753 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
14756 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
14757 (merge_and_complain): Same.
14759 2012-01-19 Jakub Jelinek <jakub@redhat.com>
14762 * config/initfini-array.h: Guard content of the header
14763 with #ifdef HAVE_INITFINI_ARRAY.
14764 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
14765 Add initfini-array.h to tm_file here.
14766 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
14767 * config.gcc: Don't add initfini-array.h to tm_file here.
14768 * configure: Regenerated.
14770 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
14772 PR rtl-optimization/51505
14773 * df-problems.c (df_kill_notes): New parameter live. Update comment.
14774 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
14775 (df_note_bb_compute): Update the call to df_kill_notes.
14777 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
14779 * trans-mem.c (requires_barrier): Remove call to is_global_var.
14781 2012-01-18 Richard Guenther <rguenther@suse.de>
14783 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
14784 of conversions to void *.
14786 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14787 Richard Sandiford <rdsandiford@googlemail.com>
14789 PR middle-end/50325
14790 PR middle-end/51192
14791 * optabs.h (simplify_expand_binop): Declare.
14792 * optabs.c (simplify_expand_binop): Make global.
14793 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
14794 endian targets if the source cannot be exactly covered by word
14797 2012-01-17 Jakub Jelinek <jakub@redhat.com>
14800 * hard-reg-set.h (struct hard_reg_set_container): New type.
14801 * target.h (struct hard_reg_set_container): Forward declare.
14802 * target.def (set_up_by_prologue): New target hook.
14803 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
14804 * doc/tm.texi: Regenerated.
14805 * function.c (thread_prologue_and_epilogue_insns): Change
14806 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
14807 Call targetm.set_up_by_prologue on it.
14808 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
14809 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
14811 2012-01-17 Nick Clifton <nickc@redhat.com>
14813 * config/rx/rx.c (rx_can_use_simple_return): New function.
14814 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
14815 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
14817 2012-01-17 Richard Guenther <rguenther@suse.de>
14819 PR middle-end/51782
14820 * expr.c (expand_assignment): Take address-space information
14821 from the address operand of MEM_REF and TARGET_MEM_REF.
14822 (expand_expr_real_1): Likewise.
14824 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14826 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
14827 reload dump is requested.
14829 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
14832 * trans-mem.c (requires_barrier): Call may_be_aliased.
14834 2012-01-17 Jakub Jelinek <jakub@redhat.com>
14836 PR tree-optimization/51877
14837 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
14838 call arguments and fndecls compare equal, instead return false if they
14839 don't. Return true only if lhs1 and lhs2 are either both NULL, or
14840 both SSA_NAMEs that are valueized the same, or they satisfy
14843 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14845 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
14847 * configure: Regenerate.
14849 2012-01-16 Jan Hubicka <jh@suse.cz>
14853 * convert.c (convert_to_integer): Use fold_convert for
14854 converting an INTEGER_CST to integer type.
14856 2012-01-16 Jason Merrill <jason@redhat.com>
14859 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
14861 2012-01-16 Jakub Jelinek <jakub@redhat.com>
14864 * config/s390/s390.c (s390_chunkify_start): Don't skip
14865 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
14866 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
14867 If insn is followed by NOTE_INSN_VAR_LOCATION or
14868 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
14869 Don't use location of note insns.
14871 PR tree-optimization/51865
14872 * tree-inline.c (tree_function_versioning): Call remap_decl
14873 on DECL_RESULT whenever it has VOID_TYPE_P type.
14875 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
14877 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
14878 for calls to locally-binding MIPS16 functions if only the return
14879 type uses float regs.
14881 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
14882 Richard Sandiford <rdsandiford@googlemail.com>
14884 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
14885 (SYMBOL_32_HIGH): Likewise.
14886 (mips_output_tls_reloc_directive): Declare.
14887 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
14888 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
14889 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
14890 (mips_lo_relocs, mips_hi_relocs): Make extern.
14891 (mips16_stub_function): Move up file.
14892 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
14893 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
14894 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
14895 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
14896 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
14897 (mips_get_tp): Add MIPS16 support.
14898 (mips_legitimize_tls_address): Remove MIPS16 sorry().
14899 Generalize DTPREL and TPREL handling.
14900 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
14901 Add MIPS16 TLS support.
14902 (mips_output_tls_reloc_directive): New function.
14903 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
14904 * config/mips/predicates.md (symbolic_operand_with_high)
14905 (tls_reloc_operand): New predicates.
14906 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
14907 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
14908 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
14909 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
14910 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
14911 (*tls_get_tp_mips16_call_<mode>): Likewise.
14913 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
14915 PR rtl-optimization/51821
14916 * recog.c (peep2_find_free_register): Determine clobbered registers
14919 2012-01-14 Denis Chertykov <chertykov@gmail.com>
14922 * config/avr/avr-protos.h: Revert change of 2012-01-09.
14923 * config/avr/avr.c: Likewise.
14924 * config/avr/avr.h: Likewise.
14926 2012-01-13 Ian Lance Taylor <iant@google.com>
14929 * tree.h (TYPE_QUALS): Add cast to int.
14930 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
14932 2012-01-13 Ian Lance Taylor <iant@google.com>
14934 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
14935 comparing param_index to VEC_length result.
14937 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
14939 * c-decl.c: Do not include tree-mudflap.h
14940 * tree-optimize.c: Likewise.
14941 * Makefile.in: Update dependencies.
14943 2012-01-13 Richard Guenther <rguenther@suse.de>
14946 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
14947 variable-sized result always use RSO.
14949 2012-01-12 DJ Delorie <dj@redhat.com>
14951 * cfgexpand.c (convert_debug_memory_address): Allow any valid
14952 pointer type, not just the default pointer type.
14954 2012-01-09 Richard Henderson <rth@redhat.com>
14955 Denis Chertykov <chertykov@gmail.com>
14958 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
14959 * config/avr/avr.c (avr_can_eliminate): Simplify.
14960 (avr_initial_elimination_offset): Likewise.
14961 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
14962 (expand_epilogue): Likewise.
14963 (avr_legitimize_address): Gut.
14964 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
14965 (avr_hard_regno_nregs): New.
14966 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
14967 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
14968 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
14969 add soft frame pointer.
14970 (CALL_USED_REGISTERS): Likewise.
14971 (REG_CLASS_CONTENTS): Likewise.
14972 (REGISTER_NAMES): Likewise.
14973 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
14974 (HARD_FRAME_POINTER_REGNUM): New.
14975 (FRAME_POINTER_REGNUM): Use soft frame pointer.
14976 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
14977 remove the HARD_FRAME_POINTER self-elimination.
14979 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
14982 * config/avr/avr.c (avr_encode_section_info): Test for absence of
14983 DECL_EXTERNAL when checking for initializers of progmem variables.
14985 2012-01-12 Ira Rosen <irar@il.ibm.com>
14987 PR tree-optimization/51799
14988 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
14989 that the last operation is a type demotion.
14991 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
14993 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
14994 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
14996 2012-01-11 Jakub Jelinek <jakub@redhat.com>
14999 * combine.c (distribute_notes): If i3 is a noreturn call,
15000 allow old_size to be equal to args_size and make sure the
15001 noreturn call gets REG_ARGS_SIZE note.
15002 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
15003 on noreturn calls even when the delta is 0.
15005 2012-01-11 Nathan Sidwell <nathan@acm.org>
15007 * gcov.c (STRING_SIZE): Remove.
15008 (generate_results): Erase annotations for source files with no
15009 coverage information.
15011 (output_lines): Use it.
15013 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
15015 * gimple.h (gimplify_body): Remove first argument.
15016 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
15017 pointer set here, instead just pass DATA to walk_tree.
15018 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
15019 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
15020 (unvisit_body): Likewise, but with unmark_visited.
15021 (gimplify_body): Remove BODY_P argument and adjust.
15022 (gimplify_function_tree): Adjust call to gimplify_body.
15023 * omp-low.c (finalize_task_copyfn): Likewise.
15025 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
15027 * tree.h (build_function_decl_skip_args): Add boolean parameter.
15028 (build_function_type_skip_args): Delete.
15029 * tree.c (build_function_type_skip_args): Make static and add
15030 SKIP_RETURN parameter. Fix thinko in the handling of variants.
15031 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
15032 pass it to build_function_type_skip_args.
15033 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
15034 (tree_function_versioning): Likewise.
15035 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
15036 build_function_decl_skip_args.
15037 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
15038 and pass it to build_function_decl_skip_args/tree_function_versioning.
15039 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
15040 * ipa-inline-transform.c (save_inline_function_body): Likewise.
15041 * trans-mem.c (ipa_tm_create_version): Likewise.
15042 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
15043 * tree-inline.c (declare_return_variable): Remove always-true test.
15044 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
15045 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
15046 * ipa-split.c (split_function): Skip the return value for the split
15047 part if it doesn't return.
15049 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15051 PR tree-optimization/49642
15052 * ipa-split.c (forbidden_dominators): New variable.
15053 (check_forbidden_calls): New function.
15054 (dominated_by_forbidden): Likewise.
15055 (consider_split): Check for forbidden dominators.
15056 (execute_split_functions): Initialize and free forbidden
15057 dominators info; call check_forbidden_calls.
15059 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
15061 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
15063 2012-01-11 Nick Clifton <nickc@redhat.com>
15065 * config/rx/rx.md (return): Define pattern.
15067 2012-01-11 Richard Guenther <rguenther@suse.de>
15069 * doc/extend.texi (malloc attribute): Adjust according to
15072 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
15073 Patrick Marlier <patrick.marlier@gmail.com>
15075 PR middle-end/51516
15076 * trans-mem.c (get_cg_data): Traverse aliases if requested.
15077 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
15078 (ipa_tm_note_irrevocable): Same.
15079 (ipa_tm_scan_irr_block): Same.
15080 (ipa_tm_decrement_clone_counts): Same.
15081 (ipa_tm_scan_irr_function): Same.
15082 (ipa_tm_create_version_alias): Same.
15083 (ipa_tm_create_version): Same.
15084 (ipa_tm_transform_calls_redirect): Same.
15085 (ipa_tm_transform_calls): Same.
15086 (ipa_tm_transform_transaction): Same.
15087 (ipa_tm_execute): Same.
15089 2012-01-10 Richard Guenther <rguenther@suse.de>
15091 PR middle-end/51806
15092 * opts.c (common_handle_option): Handle -Werror.
15094 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
15096 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
15099 2012-01-10 Jason Merrill <jason@redhat.com>
15101 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
15104 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15106 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
15107 supports R_386_TLS_GD_PLT reloc.
15108 (gcc_cv_as_ix86_tlsldmplt): Check if linker
15109 supports R_386_TLS_LDM_PLT reloc.
15110 * configure: Regenerate.
15111 * config.in: Regenerate.
15113 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
15116 Extend __pgmx semantics to linearize memory.
15117 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
15118 determine if code comes inline or from libgcc.
15119 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
15120 (movmem_qi, movmem_qi): Set constraint #2 to "n".
15121 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
15122 (movmemx_qi, movmemx_hi): New insns.
15123 (xload_<mode>_libgcc): Rewrite to new insn condition.
15124 (xload_<mode>): Remove insns.
15125 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
15126 cases that don't satisfy avr_xload_libgcc_p().
15127 (avr_addr_space_convert): Allow converting in any direction.
15128 (avr_addr_space_subset_p): Return always true.
15129 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
15130 (avr_emit_movmemhi): Ditto.
15131 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
15132 (avr_out_movmem): Ditto.
15133 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
15134 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
15135 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
15136 (avr_encode_section_info): Encode 'progmem' in symbol flags.
15137 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
15139 2012-01-10 Richard Guenther <rguenther@suse.de>
15141 PR tree-optimization/50913
15142 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
15143 Require data-refs to be representable by Graphite with respect
15146 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
15148 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
15149 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
15151 2012-01-10 Tom de Vries <tom@codesourcery.com>
15153 PR rtl-optimization/51271
15154 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
15155 handling annulled branch.
15157 2012-01-10 Richard Henderson <rth@redhat.com>
15159 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
15160 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
15161 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
15162 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
15163 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
15164 arm_expand_vec_perm_const): New.
15165 * config/arm/arm-protos.h: Update.
15166 * config/arm/neon.md (UNSPEC_VCONCAT): New.
15167 (*neon_vswp<VDQX>): New.
15168 (neon_vcombine<VDX>): Use neon_split_vcombine.
15169 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
15170 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
15171 (vec_perm<VE>): New.
15173 2012-01-10 Richard Henderson <rth@redhat.com>
15175 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
15176 use it if reload_completed.
15177 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
15178 arm_output_asm_insn, arm_process_output_memory_barrier,
15179 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
15180 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
15181 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
15182 arm_process_output_sync_insn, arm_output_sync_insn,
15183 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
15184 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
15185 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
15186 (emit_unlikely_jump): New.
15187 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
15188 (arm_split_atomic_op): New.
15189 * config/arm/arm-protos.h: Update.
15190 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
15191 (struct arm_sync_generator): Remove.
15192 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
15193 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
15194 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
15195 (VUNSPEC_LL, VUNSPEC_SC): New.
15196 (sync_result, sync_memory, sync_required_value, sync_new_value,
15197 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
15198 (attr length): Don't use arm_sync_loop_insns.
15199 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
15200 (movsfcc, movdfcc): Likewise.
15201 * config/arm/constraints.md (Ua): New.
15202 * config/arm/prediates.md (mem_noofs_operand): New.
15203 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
15204 (sync_clobber, sync_t2_reqd): Remove.
15205 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
15206 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
15207 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
15208 (arm_sync_compare_and_swap<SIDI>): Remove.
15209 (arm_sync_compare_and_swap<NARROW>): Remove.
15210 (arm_sync_lock_test_and_set<SIDI>): Remove.
15211 (arm_sync_lock_test_and_set<NARROW>): Remove.
15212 (arm_sync_new_<syncop><SIDI>): Remove.
15213 (arm_sync_new_<syncop><NARROW>): Remove.
15214 (arm_sync_new_nand<SIDI>): Remove.
15215 (arm_sync_new_nand<NARROW>): Remove.
15216 (arm_sync_old_<syncop><SIDI>): Remove.
15217 (arm_sync_old_<syncop><NARROW>): Remove.
15218 (arm_sync_old_nand<SIDI>): Remove.
15219 (arm_sync_old_nand<NARROW>): Remove.
15220 (*memory_barrier): Merge arm_output_memory_barrier.
15221 (atomic_compare_and_swap<QHSD>): New.
15222 (atomic_compare_and_swap<NARROW>_1): New.
15223 (atomic_compare_and_swap<SIDI>_1): New.
15224 (atomic_exchange<QHSD>): New.
15225 (cas_cmp_operand, cas_cmp_str): New.
15226 (atomic_op_operand, atomic_op_str): New.
15227 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
15228 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
15229 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
15230 (arm_load_exclusive<NARROW>): New.
15231 (arm_load_exclusivesi, arm_load_exclusivedi): New.
15232 (arm_store_exclusive<QHSD>): New.
15234 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
15236 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
15237 reload patterns if -mvsx-scalar-memory.
15239 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
15240 generated, even -mno-vsx-scalar-double was used.
15241 (vsx_xscvdpsp_scalar): Likewise.
15242 (vsx_xscvspdp_scalar2): Likewise.
15244 2012-01-09 Tom de Vries <tom@codesourcery.com>
15245 Andrew Pinski <apinski@cavium.com>
15248 * reorg.c (fill_slots_from_thread): Don't speculate
15249 frame-related insns.
15251 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
15253 * sched-int.h (bb_note): Move to...
15254 * basic-block.h: ...here.
15255 * haifa-sched.c (bb_note): Move to...
15256 * cfgrtl.c: ...here.
15257 * function.c (next_block_for_reg): New function.
15258 (move_insn_for_shrink_wrap): Likewise.
15259 (prepare_shrink_wrap): Rewrite to use the above.
15261 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
15263 * gimple.c (is_gimple_non_addressable): Remove.
15264 * gimple.h: Remove is_gimple_non_addressable.
15265 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
15266 is_gimple_non_addressable.
15267 * trans-mem.c (expand_assign_tm): Same.
15269 2012-01-09 Richard Guenther <rguenther@suse.de>
15271 PR tree-optimization/51775
15272 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
15273 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
15275 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
15277 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
15279 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
15281 2012-01-09 Richard Guenther <rguenther@suse.de>
15283 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
15285 2012-01-08 Jan Hubicka <jh@suse.cz>
15287 PR tree-optimize/51680
15288 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
15289 on when known_vals needs to be computed; cleanup.
15291 2012-01-08 Jan Hubicka <jh@suse.cz>
15293 PR tree-optimize/51694
15294 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
15296 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
15298 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
15299 for -std=c++98 and -std=c++11 too.
15301 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
15303 * cfgloop.c (cancel_loop): Add free() of bbs array.
15305 2012-01-07 Jan Hubicka <jh@suse.cz>
15307 PR tree-optimization/51600
15308 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
15309 that benefits small functions.
15311 2012-01-07 Jan Hubicka <jh@suse.cz>
15313 * ipa-inline.c (want_inline_small_function_p): Fix formating.
15315 2012-01-07 Jan Hubicka <jh@suse.cz>
15317 PR tree-optimization/51680
15318 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
15319 whose inlining reduce unit size.
15321 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
15324 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
15325 Add canonical node to containing_mem chain after the non-canonical
15326 one, even if there weren't any locs to propagate.
15327 (remove_useless_values): Keep only canonical values.
15328 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
15329 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
15330 canonicalize mem_chain elements that are not discarded.
15332 2012-01-06 Jakub Jelinek <jakub@redhat.com>
15335 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
15336 before emitting functions.
15338 PR gcov-profile/50127
15339 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
15340 clear_aux_for_blocks.
15342 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
15345 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
15347 2012-01-06 Arnaud Charlet <charlet@adacore.com>
15349 * c-decl.c (ext_block): Moved up.
15350 (collect_all_refs, for_each_global_decl): Take ext_block into account.
15352 2012-01-06 Han Shen <shenhan@google.com>
15354 Translate built-in include paths for sysroot.
15355 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
15356 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
15358 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
15359 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
15361 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
15362 control whether sysroot should be prepended to gxx include dir.
15364 * configure: Regenerate.
15366 2012-01-06 Torvald Riegel <triegel@redhat.com>
15368 PR rtl-optimization/51771
15369 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
15370 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
15372 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
15374 PR tree-optimization/51315
15375 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
15376 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
15378 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
15381 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
15382 for shrp pattern. Correctly handle and fixup shift variable.
15383 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
15385 2012-01-05 Jakub Jelinek <jakub@redhat.com>
15388 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
15389 note when !ACCUMULATE_OUTGOING_ARGS.
15391 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
15393 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
15395 (extract_range_from_unary_expr_1): Avoid useless computations.
15397 2012-01-05 Jakub Jelinek <jakub@redhat.com>
15399 PR rtl-optimization/51767
15400 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
15401 of jump_block and add an extra edge for degenerated asm gotos.
15403 PR middle-end/51768
15404 * stmt.c (check_unique_operand_names): Don't ICE during error
15405 reporting if i is from labels chain.
15407 PR middle-end/44777
15408 * profile.c (branch_prob): Split bbs that have exit edge
15409 and need a fake entry edge too.
15411 2012-01-05 Jan Hubicka <jh@suse.cz>
15413 PR middle-end/49710
15414 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
15417 2012-01-05 Richard Guenther <rguenther@suse.de>
15420 * tree-streamer-out.c (write_ts_optimization): New function.
15421 (streamer_write_tree_body): Call it.
15422 * tree-streamer-in.c (lto_input_ts_optimization): New function.
15423 (streamer_read_tree_body): Call it.
15424 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
15426 2012-01-05 Jakub Jelinek <jakub@redhat.com>
15428 PR middle-end/51761
15429 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
15430 * gimplify.c (gimplify_cleanup_point_expr): Save and set
15431 in_cleanup_point_expr before gimplify_stmt call and restore it
15433 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
15434 in_cleanup_point_expr is false.
15436 2012-01-05 Richard Guenther <rguenther@suse.de>
15438 PR middle-end/51764
15439 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
15441 * toplev.c (process_options): Reject combining mudflap and LTO.
15442 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
15444 2012-01-05 Richard Guenther <rguenther@suse.de>
15446 PR tree-optimization/51760
15447 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
15449 (bit_value_unop): Handle UNDEFINED operands.
15450 (bit_value_binop): Likewise.
15452 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
15454 * config/avr/avr.c (avr_replace_prefix): Remove.
15455 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
15456 (avr_asm_function_rodata_section): Ditto.
15457 (avr_asm_select_section): Ditto.
15459 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
15461 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
15464 2012-01-05 Jakub Jelinek <jakub@redhat.com>
15467 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
15468 calls that have any non-fake successor edges.
15471 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
15473 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
15475 PR tree-optimization/51624
15476 * tree-sra.c (build_ref_for_model): When replicating a chain of
15477 COMPONENT_REFs, stop as soon as the offset would become negative.
15479 2012-01-04 Jakub Jelinek <jakub@redhat.com>
15482 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
15483 in .debug_loc on the floor.
15485 2012-01-04 Andrew Pinski <apinski@cavium.com>
15487 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
15489 2012-01-04 Andrew Pinski <apinski@cavium.com>
15490 Adam Nemet <anemet@caviumnetworks.com>
15492 * config/mips/mips.md (size): Add SI and DI.
15493 (SIZE): New mode attribute.
15494 (U): New code attribute.
15495 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
15496 (mips_lbux_<mode>): Delete.
15497 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
15498 (mips_lhx): Use gen_mips_lhx_extsi.
15499 (mips_lhx_<mode>): Delete.
15500 (mips_lwx): Delete.
15501 (mips_l<size>x): New expand.
15502 (mips_lwx_<mode>): Delete.
15503 (mips_l<GPR:size>x_<P:mode>): New pattern.
15504 (*mips_lw<u>x_<P:mode>_ext): Likewise.
15505 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
15506 * config/mips/mips.c (mips_lx_address_p): New function.
15507 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
15508 (dsp64): New availability predicate.
15509 (mips_builtins): Add an entry for __builtin_mips_ldx.
15510 * config/mips/mips.h (ISA_HAS_LBX): New define.
15511 (ISA_HAS_LBUX): Likewise.
15512 (ISA_HAS_LHX): Likewise.
15513 (ISA_HAS_LHUX): Likewise.
15514 (ISA_HAS_LWX): Likewise.
15515 (ISA_HAS_LWUX): Likewise.
15516 (ISA_HAS_LDX): Likewise.
15517 * doc/extend.texi (__builtin_mips_ldx): Document.
15519 2012-01-04 Tristan Gingold <gingold@adacore.com>
15521 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
15522 when long pointers are used.
15523 * config.build (*-*-*vms*): Handle all OpenVMS targets.
15524 (alpha64-dec-*vms*, alpha*-dec-*vms*)
15525 (ia64-hp-*vms*): Remove.
15526 * config/vms/xm-vms64.h: Delete.
15528 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
15530 PR middle-end/51472
15531 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
15533 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
15535 * opts.c (finish_options): Remove duplicate sorry.
15537 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
15539 PR middle-end/51696
15540 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
15543 2012-01-04 Richard Guenther <rguenther@suse.de>
15545 PR middle-end/51750
15546 * tree.c (size_low_cst): New function.
15547 * tree.h (size_low_cst): Declare.
15548 * fold-const.c (fold_comparison): Use it to extract the low
15549 part of the POINTER_PLUS_EXPR offset.
15551 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
15553 Fix clearing ZERO_REG
15554 * config/avr/avr.md (cc): Add alternative "ldi".
15555 (movqi_insn): Use it in cc attribute.
15556 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
15557 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
15558 (output_reload_insisf): Use ZERO_REG to pre-clear register.
15560 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15562 * configure: Regenerate.
15564 2012-01-04 Richard Guenther <rguenther@suse.de>
15566 PR tree-optimization/49651
15567 * tree-ssa-structalias.c (type_can_have_subvars): New function.
15568 (var_can_have_subvars): Use it.
15569 (get_constraint_for_1): Only consider subfields if there can be any.
15571 2012-01-03 Jakub Jelinek <jakub@redhat.com>
15574 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
15575 to its new canonical_cselib_val and the cselib_val was in
15576 first_containing_mem chain, but the canonical_cselib_val was not,
15577 add the latter into the chain.
15578 (cselib_invalidate_mem): Compare canonical_cselib_val of
15579 addr_list chain elt with v.
15582 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
15583 dwarf2out_undef): Allocate e.info using ggc_strdup instead
15585 (output_macinfo_op): Don't ggc_strdup fd->filename.
15586 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
15587 then ggc_strdup it. Don't free inc->info or cur->info.
15588 (output_macinfo): Don't free ref->info or file->info.
15590 2012-01-03 Ira Rosen <irar@il.ibm.com>
15592 PR tree-optimization/51269
15593 * tree-vect-loop-manip.c (set_prologue_iterations): Make
15594 first_niters a pointer.
15595 (slpeel_tree_peel_loop_to_edge): Likewise.
15596 (vect_do_peeling_for_loop_bound): Update call to
15597 slpeel_tree_peel_loop_to_edge.
15598 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
15599 here. Remove it from the parameters list.
15600 (vect_do_peeling_for_alignment): Update calls and compute
15601 wide_prolog_niters.
15603 2012-01-03 Richard Guenther <rguenther@suse.de>
15605 PR tree-optimization/51070
15606 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
15607 Properly handle calls.
15609 2012-01-03 Richard Guenther <rguenther@suse.de>
15611 PR tree-optimization/51692
15612 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
15613 the LHS of allocation stmts.
15615 2012-01-03 Olivier Hainque <hainque@adacore.com>
15617 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
15619 2012-01-03 Olivier Hainque <hainque@adacore.com>
15621 * collect2.c (main): In AIX specific computations for vector
15622 insertions, use CONST_CAST2 to cast from char ** to const char **.
15624 2012-01-03 Richard Guenther <rguenther@suse.de>
15627 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
15628 the context of a limbo DIE when it does not already exist.
15630 2012-01-03 Jakub Jelinek <jakub@redhat.com>
15632 PR tree-optimization/51719
15633 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
15634 but direct call is, clear direct call's lhs and don't add fallthrough
15635 edge from dcall_bb to join_bb and PHIs.
15637 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15639 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
15640 the instructions emitted by the pattern.
15641 ("*TDC_insn_<mode>"): Add comment.
15643 2012-01-03 Richard Guenther <rguenther@suse.de>
15645 PR middle-end/51730
15646 * fold-const.c (fold_comparison): Properly canonicalize
15647 tree offset and HOST_WIDE_INT bit position.
15649 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
15651 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
15652 operands for extzv pattern.
15654 2012-01-02 Jakub Jelinek <jakub@redhat.com>
15657 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
15660 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
15662 * doc/invoke.texi (-flto and related options): Copy-edit.
15664 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
15666 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
15668 2012-01-02 Jakub Jelinek <jakub@redhat.com>
15670 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
15673 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
15675 * expr.h (move_by_pieces_ninsns): Declare.
15676 * expr.c (move_by_pieces_ninsns): Make external.
15677 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
15678 (mips_store_by_pieces_p): Likewise.
15679 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
15680 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
15681 * config/mips/mips.c (mips_move_by_pieces_p): New function.
15682 (mips_store_by_pieces_p): Likewise.
15684 2012-01-02 Jakub Jelinek <jakub@redhat.com>
15686 * passes.c (register_one_dump_file): Free full_name.
15688 * reload1.c (reload): Don't allocate reg_max_ref_width here.
15689 (calculate_elim_costs_all_insns): Free offsets_at and
15690 offsets_known_at at the end and clear the pointers.
15692 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
15694 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
15695 this option introduced in r180739.
15697 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
15700 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
15701 (tmake_file target=avr): Add avr/t-multilib.
15703 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
15704 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
15705 * config/avr/genmultilib.awk: New file.
15706 * config/avr/t-multilib: New auto-generated file.
15707 * config/avr/multilib.h: New auto-generated file.
15708 * config/avr/t-avr (AVR_MCUS): New variable.
15709 (genopt.sh): Use it.
15710 (s-mlib): Depend on t-multilib.
15711 (t-multilib, multilib.h): New dependencies.
15712 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
15713 (MULTILIB_OPTIONS): Remove.
15714 (MULTILIB_MATCHES): Remove.
15715 (MULTILIB_DIRNAMES): Remove.
15716 (MULTILIB_EXCEPTIONS): Remove:
15717 * config/avr/genopt.sh: Don't use hard coded file name;
15718 pass AVR_MCUS from t-avr instead.
15720 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
15722 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
15724 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
15726 Implement light-weight DImode support.
15727 * config/avr/avr-dimode.md: New file.
15728 * config/avr/avr.md: Include it.
15729 (adjust_len): Add plus64, compare64.
15730 (HIDI): Remove code iterator.
15731 (code_stdname): New code attribute.
15732 (rotx, rotsmode): Remove DI.
15733 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
15735 * config/avr/avr-protos.h (avr_have_dimode): New.
15736 (avr_out_plus64, avr_out_compare64): New.
15737 * config/avr/avr.c (avr_out_compare): Handle DImode.
15738 (avr_have_dimode): New variable definition and initialization.
15739 (avr_out_compare64, avr_out_plus64): New functions.
15740 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
15741 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
15742 (avr_compare_pattern): Skip DImode comparisons.
15744 2012-01-02 Revital Eres <revital.eres@linaro.org>
15746 * ddg.c (def_has_ccmode_p): New function.
15747 (add_cross_iteration_register_deps,
15748 create_ddg_dep_from_intra_loop_link): Call it.
15750 2012-01-02 Richard Guenther <rguenther@suse.de>
15753 * invoke.texi (fassociative-math): Remove spurious paranthesis.
15755 2012-01-01 Jakub Jelinek <jakub@redhat.com>
15757 * gcc.c (process_command): Update copyright notice dates.
15758 * gcov.c (print_version): Likewise.
15759 * gcov-dump.c (print_version): Likewise.
15760 * mips-tfile.c (main): Likewise.
15761 * mips-tdump.c (main): Likewise.
15763 2012-01-01 Ira Rosen <irar@il.ibm.com>
15765 PR tree-optimization/51704
15766 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
15767 a use is inside the basic block or loop before accessing its vect info.
15769 2012-01-01 Jan Hubicka <jhjh@suse.cz>
15771 PR rtl-optimization/51069
15772 * cfgloopmanip.c (remove_path): Removing path making irreducible
15773 region unconditional makes BB part of the region.
15775 2012-01-01 Jakub Jelinek <jakub@redhat.com>
15777 PR tree-optimization/51683
15778 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
15779 calls with side-effects.
15780 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
15782 Copyright (C) 2012 Free Software Foundation, Inc.
15784 Copying and distribution of this file, with or without modification,
15785 are permitted in any medium without royalty provided the copyright
15786 notice and this notice are preserved.