1 2012-07-02 Steven Bosscher <steven@gcc.gnu.org>
3 * stmt.c (emit_case_bit_tests): Remove.
4 (expand_case): Remove expand_switch_using_bit_tests_p code.
5 * tree-switch-conversion.c (hoist_edge_and_branch_if_true): New.
6 (MAX_CASE_BIT_TESTS): Moved from stmt.c to here.
7 (lshift_cheap_p): Likewise.
8 (expand_switch_using_bit_tests_p): Likewise.
9 (struct case_bit_test): Likewise.
10 (case_bit_test_cmp): Likewise.
11 (emit_case_bit_tests): New implementation for GIMPLE.
12 (gen_inbound_check): Do not release post-dominator info here.
13 (process_switch): Reorder code. Expand as bit tests if it
15 (do_switchconv): Release post-dominator info here if something
17 (struct gimple_opt_pass): Verify more.
18 * tree.h (expand_switch_using_bit_tests_p): Remove prototype.
20 2012-07-02 Martin Jambor <mjambor@suse.cz>
23 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
24 dynamic type change check.
26 2012-07-02 Richard Guenther <rguenther@suse.de>
27 Michael Matz <matz@suse.de>
28 Tobias Grosser <tobias@grosser.es>
29 Sebastian Pop <sebpop@gmail.com>
31 * Makefile.in: Remove PPL flags in favor of ISL ones.
32 (BACKENDLIBS): Remove PPL libs.
33 (INCLUDES): Remove PPL includes in favor of ISL ones.
34 (graphite-clast-to-gimple.o): Remove graphite-dependences.h and
35 graphite-cloog-compat.h dependencies.
36 (graphite-dependences.o): Likewise.
37 (graphite-poly.o): Likewise.
38 * configure.ac: Declare ISL vars instead of PPL ones.
39 * configure: Regenerated.
40 * doc/install.texi: Replace PPL requirement documentation
42 * graphite-blocking.c: Remove PPL code, add ISL equivalent.
43 * graphite-clast-to-gimple.c: Likewise.
44 * graphite-dependences.c: Likewise.
45 * graphite-interchange.c: Likewise.
46 * graphite-poly.h: Likewise.
47 * graphite-poly.c: Likewise.
48 * graphite-sese-to-poly.c: Likewise.
49 * graphite.c: Likewise.
50 * graphite-scop-detection.c: Re-arrange includes.
51 * graphite-cloog-util.c: Remove.
52 * graphite-cloog-util.h: Likewise.
53 * graphite-ppl.h: Likewise.
54 * graphite-ppl.c: Likewise.
55 * graphite-dependences.h: Likewise.
57 2012-07-02 Richard Guenther <rguenther@suse.de>
59 Merge from graphite branch
60 2011-07-21 Tobias Grosser <tobias@grosser.es>
62 * Makefile.in (graphite-clast-to-gimple.o, graphite-cloog-util.o):
63 Remove graphite-cloog-util.h.
64 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop,
65 build_iv_mapping, translate_clast_user, translate_clast,
66 free_scattering, initialize_cloog_names, build_cloog_prog,
67 create_params_index): Do not use old compatibility functions.
68 (clast_name_to_index, set_cloog_options): Remove code for legacy cloog.
69 * graphite-cloog-util.c (openscop_print_cloog_matrix): Do not use old
70 compatibility functions.
71 (new_Cloog_Scattering_from_ppl_Polyhedron): Remove code for legacy
73 * graphite-cloog-util.h: Remove include of graphite-cloog-util.h.
74 * graphite.c (graphite.c): Do not call outdated cloog_initialize() and
76 * graphite-cloog-compat.h: Remove.
78 2011-08-09 Tobias Grosser <tobias@grosser.es>
80 * graphite-clast-to-gimple.c (new_clast_name_index): Store a copy
81 of the string, no just a reference.
82 (clast_name_index): Add a new field, that specifies if we need to free
84 (free_clast_name_index): If necessary, free the name string.
85 (clast_name_index_elt_info): Calculate the hash based on the string
86 content, not the memory location it is stored in.
87 (clast_name_to_level): Specify that we do not need to free the name.
88 (clast_name_to_index): Dito.
89 (clast_name_to_lb_ub): Dito.
90 (eq_clast_name_indexes): Compare the strings, not their base pointers.
91 (free_scattering): Removed.
92 (initialize_cloog_names): Renamed to add_names_to_union_domain().
93 (add_names_to_union_domain): Changed to work on a union_domain,
94 instead of a CloogNames structure.
95 (build_cloog_prog): Removed.
96 (build_cloog_union_domain): New.
97 (generate_cloog_input): New.
98 (scop_to_clast): Use CloogInput instead of CloogProgram.
99 (print_generated_program): Adapt to new scop_to_clast() and do not
100 print the CloogProgram any more.
101 (create_params_index): Removed, functionality integrated in
102 add_names_to_union_domain().
103 (gloog): Adapt to new scop_to_clast().
104 * graphite-clast-to-gimple.h (scop_to_clast): Remove.
106 2012-01-11 Tobias Grosser <tobias@grosser.es>
108 * graphite-clast-to-gimple.c (clast_name_to_index,
109 clast_name_to_lb_ub, clast_name_to_gcc): Change types.
110 (clast_to_gcc_expression): Add clast_expr_name as a new
111 case. Do not assume a clast_expr_term points always to a
113 (type_for_clast_term): Do not assume a clast_expr_term points always to
115 (type_for_clast_name): New.
116 (type_for_clast_expr): Add clast_expr_name as a new case.
118 2011-08-03 Sebastian Pop <sebpop@gmail.com>
120 * graphite-cloog-util.c (new_Cloog_Domain_from_ppl_Polyhedron,
121 new_Cloog_Scattering_from_ppl_Polyhedron,
122 new_Cloog_Domain_from_ppl_Pointset_Powerset): Remove ATTRIBUTE_UNUSED.
124 2012-07-02 Jakub Jelinek <jakub@redhat.com>
126 PR tree-optimization/53645
127 * tree-vect-generic.c (expand_vector_divmod): Use TYPE_MODE (type)
128 instead of TYPE_MODE (wider_type) as can_vec_perm_p argument.
130 2012-07-01 Wei Guozhi <carrot@google.com>
133 * config/arm/arm-protos.h (const_ok_for_dimode_op): New prototype.
134 * config/arm/arm.c (const_ok_for_dimode_op): New function.
135 * config/arm/constraints.md (Dd): New constraint.
136 * config/arm/predicates.md (arm_adddi_operand): New predicate.
137 * config/arm/arm.md (adddi3): Extend it to handle constants.
138 (arm_adddi3): Likewise.
139 (addsi3_carryin_<optab>): Extend it to handle sbc case.
140 (addsi3_carryin_alt2_<optab>): Likewise.
141 * config/arm/neon.md (adddi3_neon): Extend it to handle constants.
143 2012-06-30 Nathan Sidwell <nathan@acm.org>
145 * coverage.c (bbg_file_stamp): New.
146 (read_counts_file): Merge incoming stamp with bbg_file_stamp.
147 (build_info): Write bbg_file_stamp.
148 (coverage_init): Initialize bbg_file_stamp. Read counts file
149 before writing graph header.
150 (coverage_finish): Don't unlink the data file if we can generate a
152 * tree.h (crc32_unsigned): Declare.
153 * tree.c (crc32_unsigned_bits): New, broken out of ...
154 (crc32_byte): ... here. Use it.
155 (crc32_unsigned): New.
157 2012-06-29 Cary Coutant <ccoutant@google.com>
159 * dwarf2out.c (add_pubname_string): Don't check for want_pubnames.
160 (gen_subprogram_die): Don't add pubname if want_pubnames is false.
161 (gen_variable_die): Likewise.
162 (gen_namespace_die): Likewise.
164 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
166 * tree-eh.c (lower_try_finally_switch): Really put the location of the
167 last statement of the finally block onto the switch.
169 2012-06-29 H.J. Lu <hongjiu.lu@intel.com>
172 * config/i386/gnu-user64.h (WCHAR_TYPE): Use "int" only for
175 2012-06-29 Sterling Augustine <saugustine@google.com>
177 * dwarf2out.c (add_pubname): Add comment.
178 (add_pubtype): Fix indentation.
179 (gen_enumeration_type_die): Likewise.
181 2012-06-29 Jakub Jelinek <jakub@redhat.com>
183 * tree-vect-generic.c (expand_vector_divmod): For even/odd
184 widening multiply, put even always as first argument to
187 2012-06-29 Richard Henderson <rth@redhat.com>
189 * tree-vect-generic.c: Include target.h.
190 (expand_vector_divmod): Use builtin_mul_widen_even/odd if supported.
191 * Makefile.in (tree-vect-generic.o): Update.
193 2012-06-29 Steven Bosscher <steven@gcc.gnu.org>
195 * configure.ac: Remove special gtfiles case for C.
196 * configure: Regenerate.
197 * Makefile.in: Remove C front-end hooks and build hooks that
198 will be picked up from c/Make-lang.in now.
199 Add tree-mudflap to C_COMMON_OBJS.
200 * gengtype.c (files_rules): Adjust gt-files for c/c-decl.c.
201 * config/vms/vms.c: Look for c-tree.h in c/.
202 * doc/gty.texi: Remove reference to c-config-lang.in.
203 * doc/sourcebuild.texi: Document the c/ subdirectory.
205 2012-06-29 Steven Bosscher <steven@gcc.gnu.org>
207 * system.h (CASE_USE_BIT_TESTS): Poison.
208 * stmt.c (CASE_USE_BIT_TESTS): Fold away into its only user ...
209 (expand_switch_using_bit_tests_p): ...here.
210 * doc/tm.texi.in (CASE_USE_BIT_TESTS): Remove documentation.
211 * doc/tm.texi (CASE_USE_BIT_TESTS): Regenerate.
213 2012-06-29 Steven Bosscher <steven@gcc.gnu.org>
215 * system.h (IFCVT_EXTRA_FIELDS): Poison.
216 (IFCVT_INIT_EXTRA_FIELDS): Poison.
217 * basic-block.h (struct ce_if_block): Remove IFCVT_EXTRA_FIELDS.
218 * ifcvt.c (find_if_header): Use IFCVT_MACHDEP_INIT instead of
219 IFCVT_INIT_EXTRA_FIELDS.
220 * gengtype-parse.c (struct_field_seq): Remove obsolete comment.
221 * config/frv/frv.h (IFCVT_INIT_EXTRA_FIELDS): Rename to
223 * config/frv/frv.c (frv_ifcvt_init_extra_fields): Rename to
224 frv_ifcvt_machdep_init.
225 * doc/tm.texi.in (IFCVT_INIT_EXTRA_FIELDS, IFCVT_EXTRA_FIELDS):
226 Remove documentation.
227 (IFCVT_MACHDEP_INIT): Document.
228 * doc/tm.texi: Regenerate.
230 2012-06-29 Nick Clifton <nickc@redhat.com>
232 * config/lm32/lm32.c (lm32_compute_frame_size): Fix typo.
234 2012-06-29 Jakub Jelinek <jakub@redhat.com>
236 * tree-vect-stmts.c (vectorizable_operation): Check both
237 VEC_WIDEN_MULT_LO_EXPR and VEC_WIDEN_MULT_HI_EXPR optabs.
238 Verify that operand[0]'s mode is TYPE_MODE (wide_vectype).
240 2012-06-28 Richard Henderson <rth@redhat.com>
242 * doc/generic.texi (MULT_HIGHPART_EXPR): Document it.
244 2012-06-28 Jakub Jelinek <jakub@redhat.com>
246 PR tree-optimization/51581
247 * tree-vect-stmts.c (permute_vec_elements): Add forward decl.
248 (vectorizable_operation): Handle vectorization of MULT_HIGHPART_EXPR
249 also using VEC_WIDEN_MULT_*_EXPR or builtin_mul_widen_* plus
250 VEC_PERM_EXPR if vector MULT_HIGHPART_EXPR isn't supported.
251 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use
252 MULT_HIGHPART_EXPR instead of VEC_WIDEN_MULT_*_EXPR and shifts.
254 PR tree-optimization/53645
255 * tree-vect-generic.c (expand_vector_divmod): Use MULT_HIGHPART_EXPR
256 instead of VEC_WIDEN_MULT_{HI,LO}_EXPR followed by VEC_PERM_EXPR
259 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
262 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
263 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
264 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
265 avr_hard_regno_call_part_clobbered.
267 2012-06-28 Richard Guenther <rguenther@suse.de>
270 * expr.c (expand_expr_real_1): Verify if the type is complete
271 before inspecting its size.
273 2012-06-28 Andreas Schwab <schwab@linux-m68k.org>
275 * doc/include/gpl.texi: Remove.
276 * doc/sourcebuild.texi (Texinfo Manuals): Don't mention gpl.texi.
278 2012-06-28 Jakub Jelinek <jakub@redhat.com>
280 PR tree-optimization/53645
281 * tree-vect-generic.c (add_rshift): New function.
282 (expand_vector_divmod): New function.
283 (expand_vector_operation): Use it for vector integer
284 TRUNC_{DIV,MOD}_EXPR by VECTOR_CST.
285 * tree-vect-patterns.c (vect_recog_divmod_pattern): Replace
286 unused lguup variable with dummy_int.
288 2012-06-28 OLivier Hainque <hainque@adacore.com>
290 * expr.c (convert_move): Latch mem integer inputs into a
291 register before expanding a multi-instructions sequence.
293 2012-06-28 Alexandre Oliva <aoliva@redhat.com>
294 Uros Bizjak <ubizjak@gmail.com>
295 Jakub Jelinek <jakub@redhat.com>
299 * var-tracking.c (vt_emit_notes): Release loc_exp_dep_pool...
300 (vt_finalize): ... here instead, if needed.
302 2012-06-28 Alexandre Oliva <aoliva@redhat.com>
307 * dce.c (word_dce_process_block): Check whether inserting debug
308 temps are needed even for needed insns.
309 (dce_process_block): Likewise.
310 * df-problems.c (dead_debug_add): Add comment about multi-regs.
311 (dead_debug_insert_temp): Likewise. Don't subreg when we're
312 setting fewer regs than a multi-reg requires.
314 2012-06-27 Richard Henderson <rth@redhat.com>
316 * config/alpha/alpha.c (alpha_dimode_u): New.
317 (alpha_init_builtins): Initialize it, and use it.
318 (alpha_fold_builtin_cmpbge): Use alpha_dimode_u.
319 (alpha_fold_builtin_zapnot, alpha_fold_builtin_insxx): Likewise.
320 (alpha_fold_vector_minmax, alpha_fold_builtin_perr): Likewise.
321 (alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb): Likewise.
322 (alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw): Likewise.
323 (alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz): Likewise.
324 (alpha_fold_builtin_ctpop): Likewise.
325 (alpha_fold_builtin_umulh): Remove.
326 (alpha_fold_builtin): Use MULT_HIGHPART_EXPR for UMULH; fix
327 typo in MAX_ARGS check.
329 2012-06-27 Richard Henderson <rth@redhat.com>
331 * tree.def (MULT_HIGHPART_EXPR): New.
332 * cfgexpand.c (expand_debug_expr): Ignore it.
333 * expr.c (expand_expr_real_2): Handle it.
334 * fold-const.c (int_const_binop_1): Likewise.
335 * optabs.c (optab_for_tree_code): Likewise.
336 * tree-cfg.c (verify_gimple_assign_binary): Likewise.
337 * tree-inline.c (estimate_operator_cost): Likewise.
338 * tree-pretty-print.c (dump_generic_node): Likewise.
339 (op_code_prio, op_symbol_code): Likewise.
340 * tree.c (commutative_tree_code): Likewise. Also handle
341 WIDEN_MULT_EXPR, VEC_WIDEN_MULT_HI_EXPR, VEC_WIDEN_MULT_LO_EXPR.
343 2012-06-27 Richard Henderson <rth@redhat.com>
346 * config/i386/i386.c (ix86_rtx_costs): Fix typo vs UNITS_PER_WORD
347 in 2012-06-23 change. Adjust two other DImode tests as well.
349 2012-06-27 Nick Clifton <nickc@redhat.com>
351 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
354 2012-06-27 Richard Guenther <rguenther@suse.de>
357 * tree-chrec.c (chrec_convert_1): Represent truncation to
358 a type with undefined overflow as truncation to an unsigned
359 type converted to the type with undefined overflow.
360 * tree-scalar-evolution.c (interpret_rhs_expr): For computing
361 the scalar evolution of a truncated widened operation avoid
362 looking at the non-existing evolution of the widened operation
365 2012-06-27 Richard Guenther <rguenther@suse.de>
367 PR tree-optimization/53774
368 * tree-ssa-reassoc.c (get_rank): All default defs have
370 (init_reassoc): Precompute rank for all SSA default defs.
372 2012-06-27 Nick Clifton <nickc@redhat.com>
374 * config/rx/rx.md (simple_return): Use the simple_return rtx.
376 2012-06-26 Richard Henderson <rth@redhat.com>
378 * config/i386/i386.c (ix86_rtx_costs): Use standard_sse_constant_p
379 and don't fall thru from standard_80387_constant_p to the memory
382 2012-06-26 Richard Henderson <rth@redhat.com>
384 * config/i386/i386.c (bdesc_args): Update. Change
385 IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V4SI to OPTION_MASK_ISA_SSE2.
386 (IX86_BUILTIN_VEC_WIDEN_SMUL_EVEN_V4SI): New.
387 (ix86_builtin_mul_widen_even): Use it.
388 (ix86_builtin_mul_widen_odd): Relax SMUL_ODD from sse4 to sse2.
389 (ix86_expand_mul_widen_evenodd): Handle signed for sse2.
390 * config/i386/sse.md (vec_widen_<s>mult_hi_<V124_AVX2>): Allow
392 (vec_widen_<s>mult_lo_<V124_AVX2>): Likewise.
393 (vec_widen_<s>mult_odd_<VI4_AVX2>): Likewise. Relax from V124_AVX2.
394 (vec_widen_smult_even_v4si): New.
396 2012-06-26 Richard Henderson <rth@redhat.com>
398 * config/i386/sse.md (mul<VI8_AVX2>3): Change from insn_and_split
399 to expander; move guts to ...
400 * config/i386/i386.c (ix86_expand_sse2_mulvxdi3): ... here. Add
401 highparts before shifting up.
402 * config/i386/i386-protos.h: Update.
404 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
406 * system.h (USE_COMMON_FOR_ONE_ONLY): Poison.
407 * defaults.h (USE_COMMON_FOR_ONE_ONLY): Do not provide default.
408 * config/darwin.h (USE_COMMON_FOR_ONE_ONLY): Do not define.
410 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
412 * var-tracking.c (vt_add_function_parameter): Use a preserved
413 VALUE for the MEM address of an incoming parameter.
415 2012-06-26 Sterling Augustine <saugustine@google.com>
417 * dwarf2out.c (output_pubnames): Add check for DW_TAG_enumerator.
418 (prune_unused_types): Likewise.
420 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
422 * system.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
423 UNALIGNED_LONG_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Poison.
424 * vmsdbgout.c (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
425 UNALIGNED_LONG_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Rename to
426 VMS_UNALIGNED_SHORT_ASM_OP, VMS_UNALIGNED_INT_ASM_OP,
427 VMS_UNALIGNED_LONG_ASM_OP, and VMS_UNALIGNED_DOUBLE_INT_ASM_OP.
428 * config/microblaze/microblaze.h (UNALIGNED_SHORT_ASM_OP,
429 UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Do not define.
430 * doc/tm.texi.in: Remove UNALIGNED_INT_ASM_OP reference from the
432 * doc/tm.texi: Regenerate.
433 * doc/cpp.texi: Make example for #error generic.
434 * config/frv/frv.h: Fix example text to match tm.texi.
436 2012-06-26 Bill Schmidt <wschmidt@linux.ibm.com>
438 * tree-pass.h (pass_strength_reduction): New decl.
439 * tree-ssa-loop-ivopts.c (initialize_costs): Make non-static.
440 (finalize_costs): Likewise.
441 * timevar.def (TV_TREE_SLSR): New timevar.
442 * gimple-ssa-strength-reduction.c: New.
443 * tree-flow.h (initialize_costs): New decl.
444 (finalize_costs): Likewise.
445 * Makefile.in (tree-ssa-strength-reduction.o): New dependencies.
446 * passes.c (init_optimization_passes): Add pass_strength_reduction.
448 2012-06-26 Matt Turner <mattst88@gmail.com>
450 * doc/extend.texi (__builtin_arm_tinsrb): Add missing second parameter.
451 (__builtin_arm_tinsrh): Likewise.
452 (__builtin_arm_tinsrw): Likewise.
453 (__builtin_arm_wsadb): Add missing v2si parameter.
454 (__builtin_arm_wsadh): Likewise.
455 (__builtin_arm_getwcx): Delete.
456 (__builtin_arm_setwcx): Delete.
457 (__builtin_arm_getwcgr0): Add.
458 (__builtin_arm_getwcgr1): Add.
459 (__builtin_arm_getwcgr2): Add.
460 (__builtin_arm_getwcgr3): Add.
461 (__builtin_arm_setwcgr0): Add.
462 (__builtin_arm_setwcgr1): Add.
463 (__builtin_arm_setwcgr2): Add.
464 (__builtin_arm_setwcgr3): Add.
466 2012-06-26 Richard Guenther <rguenther@suse.de>
469 2012-06-21 Richard Guenther <rguenther@suse.de>
471 * tree-inline.c (estimate_num_insns): Estimate call cost for
474 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
477 * doc/tm.texi.in: Document LOGICAL_OP_NON_SHORT_CIRCUIT.
478 * doc/tm.texi: Regenerate.
480 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
483 * config/mips/mips.h: Do not define ALL_COP_ADDITIONAL_REGISTER_NAMES.
484 * config/frv/frv.h: Do not define REVERSE_CONDEXEC_PREDICATES_P.
485 * doc/tm.texi.in: Remove documentation for unused target macros
486 ALL_COP_ADDITIONAL_REGISTER_NAMES, DBX_OUTPUT_LBRAC, DBX_OUTPUT_NFUN,
487 DBX_OUTPUT_RBRAC, RANGE_TEST_NON_SHORT_CIRCUIT, REAL_VALUE_TRUNCATE,
488 REVERSE_CONDEXEC_PREDICATES_P, TARGET_ALIGN_ANON_BITFIELDS, and
489 TARGET_NARROW_VOLATILE_BITFIELDS.
490 Document that MD_HANDLE_UNWABI is a macro in libgcc.
491 * doc/tm.texi: Regenerate.
492 * system.h: Poison target macros
493 ALL_COP_ADDITIONAL_REGISTER_NAMES, DBX_OUTPUT_LBRAC, DBX_OUTPUT_NFUN,
494 DBX_OUTPUT_RBRAC, RANGE_TEST_NON_SHORT_CIRCUIT, REAL_VALUE_TRUNCATE,
495 REVERSE_CONDEXEC_PREDICATES_P, TARGET_ALIGN_ANON_BITFIELDS, and
496 TARGET_NARROW_VOLATILE_BITFIELDS
498 2012-06-26 Jan Hubicka <jh@suse.cz>
501 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
504 2012-06-26 Dehao Chen <dehao@google.com>
506 * tree-inline.c: (expand_call_inline): Ensure that lexical block's
507 source location is consistant with the call stmt.
509 2012-06-26 Ulrich Weigand <ulrich.weigand@linaro.org>
511 PR tree-optimization/53729
512 PR tree-optimization/53636
513 * tree-vect-slp.c (vect_slp_analyze_bb_1): Delay call to
514 vect_verify_datarefs_alignment until after statements have
515 been marked as relevant/irrelevant.
516 * tree-vect-data-refs.c (vect_verify_datarefs_alignment):
517 Skip irrelevant statements.
518 (vect_enhance_data_refs_alignment): Use STMT_VINFO_RELEVANT_P
519 instead of STMT_VINFO_RELEVANT.
520 (vect_get_data_access_cost): Do not check for supportable
521 alignment before calling vect_get_load_cost/vect_get_store_cost.
522 * tree-vect-stmts.c (vect_get_store_cost): Do not abort when
523 handling unsupported alignment.
524 (vect_get_load_cost): Likewise.
526 2012-06-25 Steven Bosscher <steven@gcc.gnu.org>
528 * config/rl78/rl78.h: Do not undefine DONT_USE_BUILTIN_SETJMP.
529 Do not define JMP_BUF_SIZE.
531 2012-06-26 Jakub Jelinek <jakub@redhat.com>
533 PR tree-optimization/53748
534 * tree-ssa-phiopt.c (conditional_replacement): Only optimize
535 if arg0/arg1 have integral or pointer types.
537 2012-06-25 Richard Henderson <rth@redhat.com>
539 * config/i386/sse.md (sse2_sse4_1): Remove code attr.
540 (<s>dot_prodv4si, <s>dot_prodv8si): Remove
541 (sdot_prodv4si): New; handle only XOP.
543 2012-06-25 Richard Henderson <rth@redhat.com>
545 * config/i386/i386-builtin-types.def (V4UDI, V8USI): New.
546 (V2UDI_FUNC_V4USI_V4USI): New.
547 (V4UDI_FUNC_V8USI_V8USI): New.
548 * config/i386/i386.c (ix86_expand_args_builtin): Handle them.
549 (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V4SI): New.
550 (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V8SI): New.
551 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V4SI): New.
552 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V8SI): New.
553 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V4SI): New.
554 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V8SI): New.
555 (bdesc_args): Add them.
556 (ix86_builtin_mul_widen_even, ix86_builtin_mul_widen_odd): New.
557 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): New.
558 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): New.
559 (ix86_expand_mul_widen_evenodd): Use xop_pmacsdqh.
560 * config/i386/sse.md (vec_widen_<s>mult_odd_<V124_AVX2>): New.
562 2012-06-25 Richard Henderson <rth@redhat.com>
564 * config/i386.sse.md (mul<VI4_AVX2>3): Use xop_pmacsdd.
566 2012-06-25 Richard Henderson <rth@redhat.com>
568 * config/i386/i386.c (ix86_rtx_costs) [MULT]: Only apply XOP cost
570 (ix86_expand_vec_interleave): New.
571 (ix86_expand_mul_widen_evenodd): New.
572 (ix86_expand_mul_widen_hilo): New.
573 (ix86_expand_sse2_mulv4si3): Use ix86_expand_mul_widen_evenodd.
574 * config/i386/i386.md (u_bool) New code attr.
575 * config/i386/predicates.md
576 (nonimmediate_or_const_vector_operand): Remove.
577 * config/i386/sse.md (mul<VI4_AVX2>3): Don't use it; don't test
579 (vec_widen<s>mult_hi_<VI2_AVX2>): Remove.
580 (vec_widen<s>mult_lo_<VI2_AVX2>): Remove.
581 (vec_widen<s>mult_hi_v8si): Remove.
582 (vec_widen<s>mult_lo_v8si): Remove.
583 (vec_widen_smult_hi_v4si): Remove.
584 (vec_widen_smult_lo_v4si): Remove.
585 (vec_widen_umult_hi_v4si): Remove.
586 (vec_widen_umult_lo_v4si): Remove.
587 (vec_widen_<s>mult_hi_<VI124_AVX2>): New.
588 (vec_widen_<s>mult_lo_<VI124_AVX2>): New.
589 * config/i386/i386-protos.h: Update.
591 2012-06-25 Christophe Lyon <christophe.lyon@st.com>
593 * config/arm/neon.md (UNSPEC_VLD1_DUP): Remove.
594 (neon_vld1_dup): Restrict to VQ operands.
595 (neon_vld1_dupv2di): New, fixes vld1q_dup_s64.
597 2012-06-25 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
598 James Greenhalgh <james.greenhalgh@arm.com>
600 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Add new built-ins.
601 (TARGET_FMA): New macro.
602 (TARGET_ARM_QBIT, TARGET_ARM_SAT): Likewise.
603 (TARGET_ARM_ARCH): Likewise.
604 (TARGET_ARM_ARCH_ISA_THUMB): Likewise.
605 (TARGET_V6M, TARGET_V7M): Likewise.
606 (TARGET_ARM_ARCH_PROFILE): Likewise.
607 (TARGET_ARM_FEATURE_LDREX): Likewise.
608 (TARGET_ARM_FP, TARGET_NEON_FP): Likewise.
609 (ARM_MIN_ENUM_SIZE): Likewise.
610 * config/arm/arm.c (arm_file_start): Refactor appropriately.
611 (base_architecture): New enumeration.
612 (arm_base_arch): New global variable.
613 (processors): Add field base_arch.
614 (ARM_ARCH, ARM_CORE): Adjust accordingly.
615 (arm_option_override): Add initialization of arm_base_arch.
616 * doc/cpp.texi (system-specific predefined macros.): Change.
618 2012-06-25 Jakub Jelinek <jakub@redhat.com>
621 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
622 of x x x in the vmovlps load alternative.
624 2012-06-25 Richard Sandiford <rdsandiford@googlemail.com>
627 * df.h (dead_debug_add): Remove third argument.
628 * df-problems.c (dead_debug_add): Likewise. Use the REGNO of the
629 REG that we want to replace instead.
630 (dead_debug_insert_temp): Use the REGNO of the reg that we want
631 to replace instead of DF_REF_REGNO. Require there to always be
632 at least one such use. Check for cases where the same location
633 has more than df_ref associated with it.
634 (df_note_bb_compute): Remove third dead_debug_add argument.
635 * dce.c (word_dce_process_block): Likewise.
637 2012-06-25 Steven Bosscher <steven@gcc.gnu.org>
639 * config/v850/v850.c: Remove redundant extern declarations for
640 last_assemble_variable_decl and size_directive_output.
642 * doc/tm.texi.in: Document JMP_BUF_SIZE.
643 * doc/tm.texi: Regenerate.
644 * config/sparc/sparc.h (JMP_BUF_SIZE): Do not define.
645 * config/pa/pa.h (JMP_BUF_SIZE): Likewise.
646 * config/stormy16/stormy16.h: Likewise.
648 * config/picochip/picochip.c: Do not define DONT_USE_BUILTIN_SETJMP.
650 * doc/sourcebuild.texi: Add missing subdirectories.
652 2012-06-25 Tristan Gingold <gingold@adacore.com>
654 * config/i386/i386.h: Fix typo.
656 2012-06-25 Tristan Gingold <gingold@adacore.com>
658 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
659 (seh_cfa_adjust_cfa): ... that function.
660 (seh_emit_stackalloc): Do not emit out of range values.
661 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
662 UNSPEC_DEF_CFA constants.
663 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
664 * config/i386/i386.c (ix86_frame_pointer_required): Required
665 for very large frames on SEH target.
666 (ix86_compute_frame_layout): Save area is before frame pointer
667 on SEH target. Handle very large frames.
668 (ix86_expand_prologue): Likewise.
670 2012-06-24 Steven Bosscher <steven@gcc.gnu.org>
672 * output.h: (current_function_is_leaf,
673 current_function_sp_is_unchanging,
674 current_function_uses_only_leaf_regs): Remove.
675 * function.c (current_function_is_leaf,
676 current_function_sp_is_unchanging,
677 current_function_uses_only_leaf_regs): Remove.
678 (rest_of_handle_check_leaf_regs): Set crtl->uses_only_leaf_regs
679 instead of current_function_uses_only_leaf_regs.
680 * function.h (struct rtl_data): New fields sp_is_unchanging,
681 is_leaf, uses_only_leaf_regs.
682 * resource.c (init_resource_info): Replace current_function_is_leaf,
683 current_function_sp_is_unchanging, and
684 current_function_uses_only_leaf_regs with new crtl fields.
685 * sdbout.c (sdbout_symbol): Likewise.
686 * df-core.c (rest_of_handle_df_initialize): Likewise.
687 * ira.c (ira): Likewise.
688 * final.c (final_start_function): Likewise.
689 * reorg.c (fill_simple_delay_slots): Likewise.
690 * regrename.c (check_new_reg_p): Likewise.
691 * stack-ptr-mod.c (notice_stack_pointer_modification_1): Likewise.
692 (notice_stack_pointer_modification): Likewise.
693 * dbxout.c (dbxout_symbol): Likewise.
694 (dbxout_parms): Likewise.
695 * sel-sched.c (init_regs_for_mode): Likewise.
696 * dwarf2out.c (dbx_reg_number): Likewise.
697 (multiple_reg_loc_descriptor): Likewise.
698 * config/i386/i386.c (ix86_frame_pointer_required): Likewise.
700 (ix86_select_alt_pic_regnum): Likewise.
701 (ix86_compute_frame_layout): Likewise.
702 (ix86_finalize_stack_realign_flags): Likewise.
703 (ix86_expand_epilogue): Likewise.
704 * config/rs6000/rs6000.c (rs6000_stack_info): Likewise.
705 * config/h8300/h8300.c (byte_reg): Likewise.
706 * config/c6x/c6x.c (must_reload_pic_reg_p): Likewise.
707 (c6x_save_reg): Likewise.
708 (c6x_compute_frame_layout): Likewise.
709 * config/pa/pa.c (pa_compute_frame_size): Likewise.
710 (pa_output_function_prologue): Likewise.
711 * config/stormy16/stormy16.c (struct xstormy16_stack_layout): Likewise.
712 * config/sparc/sparc.md (attr "leaf_function"): Likewise.
713 * config/sparc/sparc.c (sparc_initial_elimination_offset): Likewise.
714 (sparc_expand_prologue): Likewise.
715 (sparc_flat_expand_prologue): Likewise.
716 (sparc_asm_function_prologue): Likewise.
717 (sparc_output_mi_thunk): Likewise.
718 (sparc_frame_pointer_required): Likewise.
719 * config/epiphany/epiphany.c (epiphany_compute_function_type):
721 (epiphany_compute_frame_size): Likewise.
722 * config/lm32/lm32.c (lm32_compute_frame_size): Likewise.
723 * config/cris/cris.c (cris_md_asm_clobbers): Likewise.
724 (cris_frame_pointer_required): Likewise.
725 * config/tilepro/tilepro.c (emit_sp_adjust): Likewise.
726 (tilepro_current_function_is_leaf): Likewise.
727 * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Likewise.
728 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
729 * config/ia64/ia64.c (find_gr_spill): Likewise.
730 (ia64_compute_frame_size): Likewise.
731 (ia64_can_eliminate): Likewise.
732 (ia64_initial_elimination_offset): Likewise.
733 * config/m68k/m68k.c (m68k_save_reg): Likewise.
734 (m68k_expand_epilogue): Likewise.
735 * config/rx/rx.c (rx_get_stack_layout): Likewise.
736 * config/tilegx/tilegx.c (tilegx_current_function_is_leaf): Likewise.
737 * config/picochip/picochip.c (picochip_can_eliminate_link_sp_save):
739 (picochip_output_frame_debug): Likewise.
740 * config/sh/sh.c (sh_media_register_for_return): Likewise.
741 (sh_allocate_initial_value): Likewise.
742 (sh_output_mi_thunk): Likewise.
743 * config/microblaze/microblaze.c (microblaze_must_save_register):
745 (compute_frame_size): Likewise.
746 (microblaze_initial_elimination_offset): Likewise.
747 (microblaze_expand_prologue): Likewise.
748 (microblaze_expand_epilogue): Likewise.
749 * config/frv/frv.c (frv_expand_epilogue): Likewise.
750 (frv_frame_pointer_required): Likewise.
751 * config/spu/spu.c (get_pic_reg): Likewise.
752 (direct_return): Likewise.
753 (spu_expand_prologue): Likewise.
754 (spu_expand_epilogue): Likewise.
755 (spu_initial_elimination_offset): Likewise.
756 * config/mips/mips.c (mips_global_pointer): Likewise.
757 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
758 (mips_compute_frame_info): Likewise.
759 * config/mep/mep.c (mep_interrupt_saved_reg): Likewise.
760 (mep_reload_pointer): Likewise.
761 * config/rl78/rl78.c (need_to_save): Likewise.
762 * config/cr16/cr16.c (cr16_compute_save_regs): Likewise.
763 * config/score/score.c (score_compute_frame_size): Likewise.
764 (score_function_prologue): Likewise.
765 * config/bfin/bfin.c (must_save_p): Likewise.
766 (expand_prologue_reg_save): Likewise.
767 (expand_epilogue_reg_restore): Likewise.
768 (bfin_frame_pointer_required): Likewise.
769 (n_regs_saved_by_prologue): Likewise.
770 (add_to_reg): Likewise.
771 (expand_interrupt_handler_prologue): Likewise.
772 (expand_interrupt_handler_epilogue): Likewise.
773 (bfin_expand_prologue): Likewise.
774 * config/avr/avr.c (avr_regs_to_save): Likewise.
775 (avr_prologue_setup_frame): Likewise.
776 (expand_epilogue): Likewise.
777 * config/s390/s390.c (s390_regs_ever_clobbered): Likewise.
778 (s390_register_info): Likewise.
779 (s390_frame_info): Likewise.
780 (s390_init_frame_layout): Likewise.
781 (s390_emit_prologue): Likewise.
784 2012-06-24 Steven Bosscher <steven@gcc.gnu.org>
786 * system.h: Poison ASM_BYTE_OP and ASM_OUTPUT_BYTE.
787 * vmsdbgout: Do not undefine it if defined.
788 Rename local ASM_BYTE_OP definition to VMS_ASM_BYTE_OP.
789 * config/microblaze/microblaze/h: Do no define ASM_BYTE_OP.
790 * config/mep/mep.h: Do not define ASM_OUTPUT_BYTE.
792 2012-06-24 Richard Sandiford <rdsandiford@googlemail.com>
794 * config/mips/mips.c (mips_process_sync_loop): Add missing enum cast.
796 2012-06-23 Richard Henderson <rth@redhat.com>
799 * config/i386/i386.c (ix86_rtx_costs): Add reasonable costs for
800 V*QImode shifts and multiply.
801 (ix86_expand_vecop_qihi): Support shifts.
802 * config/i386/i386.md (any_shift): New code iterator.
803 * config/i386/sse.md (ashlv16qi3): Merge ...
804 (<any_shiftrt>v16qi3): ... into ...
805 (<any_shift><VI1_AVX2>3): ... here. Use ix86_expand_vecop_qihi
806 to support SSE and AVX.
808 * config/i386/i386.c (ix86_expand_sse_unpack): Split operands[]
809 parameter into src and dest.
810 * config/i386/sse.md (vec_unpacku_hi_<V124_AVX2>): Update call.
811 (vec_unpacks_hi_<V124_AVX2>): Likewise.
812 (vec_unpacku_lo_<V124_AVX2>): Likewise.
813 (vec_unpacks_lo_<V124_AVX2>): Likewise.
814 * config/i386/i386-protos.h: Update.
816 * config/i386/sse.md (mul<VI1_AVX2>3): Change from insn_and_split to
817 pure expander; move expansion code ...
818 * config/i386/i386.c (ix86_expand_vecop_qihi): ... here. New function.
819 * config/i386/i386-protos.h: Update.
821 2012-06-22 Edmar Wienskoski <edmar@freescale.com>
823 * config/rs6000/rs6000.md (define_attr "type"): New type popcnt.
824 (popcntb<mode>2): Add attribute type popcnt.
825 (popcntd<mode>2): Ditto.
826 * config/rs6000/power4.md (define_insn_reservation): Add type popcnt.
827 * config/rs6000/power5.md (define_insn_reservation): Ditto.
828 * config/rs6000/power7.md (define_insn_reservation): Ditto.
829 * config/rs6000/476.md (define_insn_reservation): Ditto.
830 * config/rs6000/power6.md (define_insn_reservation): New
831 reservation for popcnt instructions.
833 2012-06-22 H.J. Lu <hongjiu.lu@intel.com>
835 * doc/invoke.texi: Update -mpreferred-stack-boundary=3 warning.
837 2012-06-22 H.J. Lu <hongjiu.lu@intel.com>
840 * doc/invoke.texi: Add a warning for -mpreferred-stack-boundary=3.
842 * config/i386/i386.c (ix86_option_override_internal): Allow
843 -mpreferred-stack-boundary=3 for 64-bit if SSE is disabled.
845 * config/i386/i386.h (MIN_STACK_BOUNDARY): Set to 64 for 64-bit
848 2012-06-22 Bill Schmidt <wschmidt@linux.ibm.com>
850 * double-int.c (double_int_multiple_of): New function.
851 * double-int.h (double_int_multiple_of): New decl.
852 * tree-ssa-loop-ivopts.c (add_cost, zero_cost): Remove undefs.
853 (mbc_entry_hash): New forward decl.
854 (mbc_entry_eq): Likewise.
855 (zero_cost): Change to no_cost.
856 (mult_costs): New static var.
857 (cost_tables_exist): Likewise.
858 (initialize_costs): New function.
859 (finalize_costs): Likewise.
860 (tree_ssa_iv_optimize_init): Call initialize_costs.
861 (add_cost): Change to add_regs_cost; distinguish costs by speed.
862 (multiply_regs_cost): New function.
863 (add_const_cost): Likewise.
864 (extend_or_trunc_reg_cost): Likewise.
865 (negate_reg_cost): Likewise.
866 (multiply_by_cost): Change to multiply_by_const_cost; distinguish
868 (get_address_cost): Change add_cost to add_regs_cost; change
869 multiply_by_cost to multiply_by_const_cost.
870 (force_expr_to_var_cost): Change zero_cost to no_cost; change
871 add_cost to add_regs_cost; change multiply_by_cost to
872 multiply_by_const_cost.
873 (split_cost): Change zero_cost to no_cost.
874 (ptr_difference_cost): Likewise.
875 (difference_cost): Change zero_cost to no_cost; change multiply_by_cost
876 to multiply_by_const_cost.
877 (get_computation_cost_at): Change add_cost to add_regs_cost; change
878 multiply_by_cost to multiply_by_const_cost.
879 (determine_use_iv_cost_generic): Change zero_cost to no_cost.
880 (determine_iv_cost): Change add_cost to add_regs_cost.
881 (iv_ca_new): Change zero_cost to no_cost.
882 (tree_ssa_iv_optimize_finalize): Call finalize_costs.
883 * tree-ssa-address.c (most_expensive_mult_to_index): Change
884 multiply_by_cost to multiply_by_const_cost.
885 * tree-flow.h (multiply_by_cost): Change to multiply_by_const_cost.
886 (add_regs_cost): New decl.
887 (multiply_regs_cost): Likewise.
888 (add_const_cost): Likewise.
889 (extend_or_trunc_reg_cost): Likewise.
890 (negate_reg_cost): Likewise.
892 2012-06-22 Richard Guenther <rguenther@suse.de>
894 Merge from graphite branch
895 2011-08-10 Sebastian Pop <sebpop@gmail.com>
897 * graphite-sese-to-poly.c (build_scop_drs): Fix memory leak.
899 2012-01-13 Tobias Grosser <tobias@grosser.es>
901 * tree-flow.h (parallelized_function_p): Declare.
902 * tree-parloops.c (parallelized_function_p): Export.
903 * graphite.c (graphite_transform_loops): Do not run graphite on
904 already parallel functions.
906 2012-06-22 Alan Modra <amodra@gmail.com>
908 * config/rs6000/rs6000.c (rs6000_pre_atomic_barrier): Pass in and
909 return mem. Convert to indirect addressing if not indirect or
910 indexed. Adjust all callers.
912 2012-06-22 Richard Guenther <rguenther@suse.de>
914 * gcov-iov.c: Include bconfig.h and system.h.
916 2012-06-22 Andreas Schwab <schwab@linux-m68k.org>
918 * doc/include/texinfo.tex: Update to version 2012-06-05.14.
920 2012-06-22 Richard Guenther <rguenther@suse.de>
922 PR gcov-profile/53744
923 * gcov-iov.c (main): Treat "" and "prerelease" the same.
925 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
928 * dwarf2out.c (gen_compile_unit_die): Use DW_LANG_Fortran90 as language
929 for GNU Fortran if in strict DWARF2 mode.
931 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
933 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
934 DECL_IGNORED_P non-reg vars even if they are used.
936 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
940 * var-tracking.c (vt_get_canonicalize_base): New.
941 (vt_canonicalize_addr, vt_stack_offset_p): New.
942 (vt_canon_true_dep): New.
943 (drop_overlapping_mem_locs): Use vt_canon_true_dep.
944 (clobber_overlaping_mems): Use vt_canonicalize_addr.
946 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
950 * var-tracking.c (vt_initialize): Record initial offset between
951 arg pointer and stack pointer.
953 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
957 * var-tracking.c (vt_init_cfa_base): Drop redundant recording of
960 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
964 * alias.c (memrefs_conflict_p): Improve handling of AND for alignment.
966 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
968 * ddg.c (build_intra_loop_deps): Discard deps of nondebug on debug.
970 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
973 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
975 2012-06-21 Meador Inge <meadori@codesourcery.com>
978 * c-decl.c (c_push_function_context): Restore the behavior to reuse
979 the language function allocated for -Wunused-local-typedefs.
980 (c_pop_function_context): If necessary, clear the language function
981 created in c_push_function_context. Always clear out the
982 x_cur_stmt_list field of the restored language function.
984 2012-06-21 Sterling Augustine <saugustine@google.com>
985 Cary Coutant <ccoutant@google.com>
987 * dwarf2out.c (is_cu_die, is_namespace_die, is_class_die,
988 add_AT_pubnames, add_enumerator_pubname, want_pubnames): New functions.
989 (comdat_type_struct): New field 'skeleton_die'.
990 (breakout_comdat_types): Update it.
991 (add_pubname): Rework logic. Call is_class_die, is_cu_die and
992 is_namespace_die. Fix minor style violation. Call want_pubnames.
993 (add_pubname_string): Call want_pubnames.
994 (add_pubtype): Rework logic for calculating type name. Call
995 is_namespace_die. Call want_pubnames.
996 (output_pubnames): Move conditional logic deciding when to produce the
997 section from dwarf2out_finish. Use new skeleton_die field.
998 (base_type_die): Call add_pubtype.
999 (gen_enumeration_type_die): Unconditionally call add_pubtype.
1000 (gen_subprogram_die): Adjust calls to add_pubname.
1001 (gen_namespace_die): Call add_pubname_string.
1002 (dwarf2out_finish): Call add_AT_pubnames; Move logic on when to
1003 produce pubnames and pubtypes sections to output_pubnames.
1004 * common.opt (-gpubnames): New option.
1005 * doc/invoke.texi: Document it.
1007 2012-06-21 Steven Bosscher <steven@gcc.gnu.org>
1009 * config/m32c/m32c-pragma.c: Remove unnecessary includes.
1011 2012-06-21 Michael Matz <matz@suse.de>
1014 * builtins.c (get_memory_rtx): Always build an all-aliasing MEM_REF
1017 2012-06-21 Richard Guenther <rguenther@suse.de>
1019 * tree-inline.c (estimate_num_insns): Estimate call cost for
1022 2012-06-20 Rüdiger Sonderfeld <ruediger@c-plusplus.de>
1024 * tree.h (DECL_SOURCE_COLUMN): New accessor.
1026 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
1028 * config/i386/i386.md (SINCOS): New int iterator.
1029 (sincos): New int attribute.
1030 (*<sincos>xf2_i387): Macroize insn from *{sin,cos}xf2_i387 using
1031 SINCOS int iterator.
1032 (*<sincos>_extend<mode>xf2_i387): Macroize insn from
1033 *{sin,cos}_extend<mode>xf2_i387 using SINCOS int iterator.
1035 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
1037 * config/i386/i386.md (RDFSGSBASE): New int iterator.
1038 (WRFSGSBASE): Ditto.
1039 (fsgs): New int attribute.
1040 (rd<fsgs>base<mode>): Macroize insn from rd<fsgs>base<mode> using
1041 RDFSGSBASE int iterator.
1042 (wr<fsgs>base<mode>): Macroize insn from wr<fsgs>base<mode> using
1043 WRFSGSBASE int iterator.
1045 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
1047 * config/i386/i386.md (<rounding_insn><mode>2): Macroize expander
1048 from {floor,ceil,btrunc}<mode>2 using FIST_ROUNDING int iterator.
1049 (l<rounding_insn><MODEF:mode><SWI48:mode>2): Macroize expander
1050 from l{floor,ceil}<MODEF:mode><SWI48:mode>2 using FIST_ROUNDING
1053 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
1055 * system.h: Poison ASM_OUTPUT_IDENT and IDENT_ASM_OP.
1057 2012-06-20 Richard Guenther <rguenther@suse.de>
1059 PR tree-optimization/30318
1060 * tree-vrp.c (range_int_cst_p): Do not reject overflowed
1062 (range_int_cst_singleton_p): But explicitely here.
1063 (zero_nonzero_bits_from_vr): And here.
1064 (extract_range_from_binary_expr_1): Re-implement PLUS_EXPR
1065 to cover all cases we can perform arbitrary precision
1066 arithmetic with double-ints.
1067 (intersect_ranges): Handle adjacent anti-ranges.
1069 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
1071 * config/i386/i386.md (rounding_insn): New int attribute.
1072 (<rounding_insn>xf2): Macroize insn from
1073 {floor,ceil,btrunc}xf2 using FRNDINT_ROUNDING int iterator.
1074 (l<rounding_insn>xf<mode>2): Rename from l<rounding>xf<mode>2.
1076 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
1078 * config/i386/i386.md (IEEE_MAXMIN): New int iterator.
1079 (ieee_maxmin): New int attribute.
1080 (*ieee_s<ieee_maxmin><mode>3): Macroize insn from
1081 *ieee_s{max,min}<mode>3 using IEEE_MAXMIN int iterator.
1083 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
1085 * config/arm/arm.h (EMIT_EABI_ATTRIBUTE): Remove.
1086 * config/arm/arm.c: Do not include c-pragma.h.
1087 (arm_emit_eabi_attribute): New function based on EMIT_EABI_ATTRIBUTE.
1088 (arm_file_start): Replace uses of EMIT_EABI_ATTRIBUTE with calls
1089 to arm_emit_eabi_attribute.
1090 * arm-c.c: Do not include output.h.
1091 (arm_output_c_attributes): Replace use of EMIT_EABI_ATTRIBUTE with a
1092 call to arm_emit_eabi_attribute.
1093 * config/arm/arm-protos.h (arm_emit_eabi_attribute): Prototype it.
1095 2012-06-20 Richard Guenther <rguenther@suse.de>
1097 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p):
1098 Allow adjusting alignment of user-aligned decls again.
1100 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
1102 * config/rl78/rl78-c.c: Remove unnecessary includes.
1104 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
1106 * config/cris/cris.c: Include cgraph.h.
1107 (cris_option_override): Do not set non-existing flag_no_gcc_ident.
1109 2012-06-19 Maxim Kuvyrkov <maxim@codesourcery.com>
1111 * emit-rtl.c (need_atomic_barrier_p): New function.
1112 * emit-rtl.h (need_atomic_barrier_p): Declare it.
1113 * config/alpha/alpha.c (alpha_{pre,post}_atomic_barrier): Use it.
1114 * config/arm/arm.c (arm_{pre,post}_atomic_barrier): Use it.
1115 * config/tilegx/tilegx.c (tile_{pre,post}_atomic_barrier): Use it.
1116 * config/mips/mips.c (mips_{pre,post}_atomic_barrier_p): Remove.
1117 (mips_process_sync_loop): Use generic version instead.
1119 2012-06-19 Maxim Kuvyrkov <maxim@codesourcery.com>
1121 * config/mips/mips.c (mips_process_sync_loop): Emit cmp result only if
1124 2012-06-19 Tom de Vries <vries@codesourcery.com>
1125 Maxim Kuvyrkov <maxim@codesourcery.com>
1127 * config/mips/constraints.md (ZR): New constraint.
1128 * config/mips/predicates.md (mem_noofs_operand): New predicate.
1129 * config/mips/mips.c (mips_print_operand): Handle new print modifier.
1130 * config/mips/mips.h (TARGET_XLP): Define.
1131 (TARGET_SYNC_AFTER_SC): Update.
1132 (ISA_HAS_SWAP, ISA_HAS_LDADD): Define.
1133 * config/mips/sync.md (atomic_exchange, atomic_fetch_add): Use
1134 XLP-specific swap and ldadd patterns.
1135 (atomic_exchange_swap, atomic_fetch_add_ldadd): New patterns.
1137 2012-06-19 Tom de Vries <vries@codesourcery.com>
1138 Maxim Kuvyrkov <maxim@codesourcery.com>
1140 * config/mips/mips.c (mips_emit_pre_atomic_barrier_p,)
1141 (mips_emit_post_atomic_barrier_p): New static functions.
1142 (mips_process_sync_loop): Use them. Emit sync memory barriers in
1143 accordance with memory model semantics. Add return of CMP result for
1145 * config/mips/mips.md: Update comment.
1146 (sync_cmp): New attribute.
1147 (sync_memmodel): New attribute replacing sync_release_barrier.
1148 * config/mips/sync.md (UNSPEC_ATOMIC_COMPARE_AND_SWAP,)
1149 (UNSPEC_ATOMIC_EXCHANGE, UNSPEC_ATOMIC_FETCH_OP): New constants.
1150 (sync_lock_test_and_set, test_and_set_12): Update.
1151 (atomic_compare_and_swap, atomic_exchange, atomic_exchange_llsc,)
1152 (atomic_fetch_add, atomic_fetch_add_llsc): New patterns.
1154 2012-06-19 Joseph Myers <joseph@codesourcery.com>
1156 * config/rs6000/spe.md (*mov_si<mode>_e500_subreg0): Rename to
1157 mov_si<mode>_e500_subreg0.
1158 (*mov_si<mode>_e500_subreg0_elf_low)
1159 (*mov_si<mode>_e500_subreg4_elf_low): New patterns.
1161 2012-06-19 Richard Henderson <rth@redhat.com>
1163 * config/alpha/alpha.c: Include params.h.
1164 (alpha_option_override): Initialize PARAM_L1_CACHE_LINE_SIZE,
1165 PARAM_L1_CACHE_SIZE, PARAM_L2_CACHE_SIZE for the cpu tuning.
1167 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
1169 * doc/tm.texi.in (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE,
1170 TARGET_OBJC_DECLARE_CLASS_DEFINITION): Add @hooks.
1171 (ASM_DECLARE_CLASS_REFERENCE, ASM_DECLARE_UNRESOLVED_REFERENCE):
1173 * doc/tm.texi: Regenerate.
1174 * config/darwin.h (ASM_OUTPUT_LABELREF): Remove special case for
1176 * config/darwin-c.c: Include target.h.
1177 (darwin_objc_declare_unresolved_class_reference): New function.
1178 (darwin_objc_declare_class_definition): New function.
1179 (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE): Define.
1180 (TARGET_OBJC_DECLARE_CLASS_DEFINITION): Define.
1182 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
1184 * target.def (output_ident): New hook.
1185 * targhooks.h (default_asm_output_ident_directive): Add prototype.
1186 * varasm.c (assemble_asm): Only prefix a tab if the string does not
1187 already start with one.
1188 (default_asm_output_ident_directive): New function to emit
1189 .ident as a top-level asm node while parsing, or directly to
1190 asm_out_file after parsing.
1191 * toplev.c (compile_file): Print a GCC .ident with
1192 targetm.asm_out.output_ident.
1193 * doc/tm.texi.in (ASM_OUTPUT_IDENT): Remove documentation for macro.
1194 (TARGET_ASM_OUTPUT_IDENT): Add @hook for this.
1195 * doc/tm.texi: Update.
1197 * config/elfos.h (ASM_OUTPUT_IDENT, IDENT_ASM_OP): Remove.
1198 (TARGET_ASM_OUTPUT_IDENT): Define.
1199 * config/i386/djgpp.h (IDENT_ASM_OP): Remove.
1200 * config/i386/gas.h (ASM_OUTPUT_IDENT): Remove.
1201 * config/arm/aout.h (ASM_OUTPUT_IDENT): Remove.
1202 * config/sparc/sparc.h (IDENT_ASM_OP): Remove.
1203 (TARGET_ASM_OUTPUT_IDENT): Define.
1204 * config/picochip/picochip.h (IDENT_ASM_OP): Remove.
1205 (TARGET_ASM_OUTPUT_IDENT): Define.
1207 * config/cris/cris-protos.h (cris_asm_output_ident): Add prototype.
1208 * config/cris/cris.c (cris_asm_output_ident): New function.
1209 * config/cris/cris.h (ASM_OUTPUT_IDENT, IDENT_ASM_OP): Remove.
1211 * config/microblaze/microblaze-protos.h (microblaze_asm_output_ident):
1213 * config/microblaze/microblaze.c: Include cgraph.h for add_asm_node.
1214 (microblaze_asm_output_ident): Rewrite to work similar to
1215 default_asm_output_ident_directive for front-end .idents.
1216 * config/microblaze/microblaze.h (ASM_OUTPUT_IDENT): Remove.
1217 (TARGET_ASM_OUTPUT_IDENT): Define.
1219 * config/mips/mips.h (ASM_OUTPUT_IDENT): Remove.
1220 * config/mips/sde.h (IDENT_ASM_OP, ASM_OUTPUT_IDENT): Remove.
1222 * config/rx/rx.c: Include cgraph.h for add_asm_node.
1223 (rx_asm_output_ident): New function, similar to
1224 default_asm_output_ident_directive, but handle AS100 syntax also, so
1225 that #ident also works for rx in AS100 syntax.
1226 (TARGET_ASM_OUTPUT_IDENT): Define.
1227 * config/rx/rx.h (IDENT_ASM_OP): Remove.
1229 * Makefile.in: Fix dependencies for c-family/c-lex.o.
1231 2012-06-19 Uros Bizjak <ubizjak@gmail.com>
1233 * config/i386/i386.md (FIST_ROUNDING): New int iterator.
1234 (rounding): Handle UNSPEC_FIST_{FLOOR,CEIL}.
1236 (*fist<mode>2_<rounding>_1): Macroize insn from
1237 *fist<mode>2_{floor,ceil}_1 using FIST_ROUNDING int iterator.
1238 (fistdi2_<rounding>): Macroize insn from
1239 fistdi2_{floor,ceil} using FIST_ROUNDING int iterator.
1240 (fistdi2_<rounding>_with_temp and splitters): Macroize insn and
1241 corresponding splitters from fistdi2_{floor,ceil} and corresponding
1242 splitters using FIST_ROUNDING int iterator.
1243 (fist<mode>2_<rounding>): Macroize insn from
1244 fist<mode>2_{floor,ceil} using FIST_ROUNDING int iterator.
1245 (fist<mode>2_<rounding>_with_temp and splitters): Macroize insn and
1246 corresponding splitters from fist<mode>2_{floor,ceil} and corresponding
1247 splitters using FIST_ROUNDING int iterator.
1248 (l<rounding>xf<mode>2): Macroize expander from l{floor,ceil}xf<mode>2
1249 using FIST_ROUNDING int iterator.
1251 2012-06-19 Richard Henderson <rth@redhat.com>
1253 * config/i386/i386-protos.h (ix86_expand_sse2_mulv4si3): Declare.
1254 * config/i386/i386.c (ix86_expand_sse2_mulv4si3): New.
1255 * config/i386/predicates.md (nonimmediate_or_const_vector_operand): New.
1256 * config/i386/sse.md (sse2_mulv4si3): Delete.
1257 (mul<VI4_AVX2>3): Use ix86_expand_sse2_mulv4si3 and
1258 nonimmediate_or_const_vector_operand.
1260 2012-06-19 Richard Henderson <rth@redhat.com>
1262 * expmed.c (struct init_expmed_rtl): Split ...
1263 (init_expmed_one_mode): ... out of ...
1264 (init_expmed): ... here. Initialize integer vector modes also.
1265 (synth_mult): Handle integer vector modes.
1266 (choose_mult_variant): Likewise.
1267 (expand_mult_const): Likewise.
1268 (expand_mult): Likewise.
1269 * machmode.h (GET_MODE_UNIT_BITSIZE): New.
1271 2012-06-19 Richard Henderson <rth@redhat.com>
1273 * config/i386/i386.c (ix86_rtx_costs): Handle CONST_VECTOR, and
1274 integral vector modes.
1276 2012-06-19 Uros Bizjak <ubizjak@gmail.com>
1278 * config/i386/i386.md (FRNDINT_ROUNDING): New int iterator.
1279 (rounding): New int attribute.
1281 (frndintxf2_<rounding>): Macroize insn from
1282 frndintxf2_{floor,ceil,trunc} using FRNDINT_ROUNDING int iterator.
1283 (frndintxf2_<rounding>_i387): Macroize insn from
1284 frndintxf2_{floor,ceil,trunc}_i387 using FRNDINT_ROUNDING int iterator.
1286 2012-06-19 Richard Guenther <rguenther@suse.de>
1288 * tree-vrp.c (union_ranges): New function.
1289 (vrp_meet_1): Use union_ranges.
1290 (vrp_meet): Dump what we union and call vrp_meet_1.
1292 2012-06-19 Richard Earnshaw <rearnsha@arm.com>
1294 * arm.md (enum unspec): Delete UNSPEC_SIN and UNSPEC_COS.
1295 (attr type): Remove fmul, ffmul, farith, ffarith, float_em
1296 f_fpa_load, f_fpa_store, f_mem_r, r_mem_f.
1297 (attr write_conflict, attr core_cycles): Update.
1298 * arm-generic.md (r_mem_f_wbuf): Delete reservation.
1300 2012-06-19 Richard Guenther <rguenther@suse.de>
1302 * tree-vrp.c (intersect_ranges): Handle more cases.
1303 (vrp_intersect_ranges): Dump what we intersect and call ...
1304 (vrp_intersect_ranges_1): ... this.
1306 2012-06-19 Richard Guenther <rguenther@suse.de>
1308 PR tree-optimization/53708
1309 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
1310 user-supplied alignment and alignment of decls with the used
1313 2012-06-18 Lawrence Crowl <crowl@google.com>
1315 * timevar.def (TV_PHASE_GENERATE): Rename to TV_PHASE_LATE_ASM.
1316 (TV_PHASE_CGRAPH): Rename to TV_PHASE_OPT_GEN.
1317 (TV_PHASE_STREAM_IN): New.
1318 (TV_PHASE_STREAM_OUT): New.
1319 * timevar.c (validate_phases): New.
1320 (timevar_print): Call validate_phases.
1321 * c-decl.c (c_write_global_declarations): Rename use of TV_PHASE_CGRAPH
1322 to TV_PHASE_OPT_GEN.
1323 * langhooks.c (write_global_declarations): Rename use of
1324 TV_PHASE_CGRAPH to TV_PHASE_OPT_GEN. Use TV_PHASE_DBGINFO instead of
1325 TV_PHASE_CHECK_DBGINFO.
1326 * toplev.c (compile_file): Rename use of TV_PHASE_GENERATE to
1327 TV_PHASE_LATE_ASM. Move start of TV_PHASE_LATE_ASM to after call to
1328 lang_hooks.decls.final_write_globals.
1330 2012-06-18 David Edelshn <dje.gcc@gmail.com>
1332 * config/rs6000/aix52.h (TARGET_EXTRA_BUILTINS): Define as 0.
1334 2012-06-18 Uros Bizjak <ubizjak@gmail.com>
1337 * config/i386/sse.md (*sse4_2_pcmpestr_unaligned): New.
1338 (*sse4_2_pcmpistr_unaligned): New.
1340 2012-06-18 Ian Bolton <ian.bolton@arm.com>
1341 Sameera Deshpande <sameera.deshpande@arm.com>
1342 Greta Yorsh <greta.yorsh@arm.com>
1344 * config/arm/arm-protos.h (arm_output_epilogue): Remove.
1345 * config/arm/arm.c (print_multi_reg): Remove.
1346 (vfp_output_fldmd): Likewise.
1347 (arm_output_epilogue): Likewise.
1348 * config/arm/arm.md (epilogue_insns): Update condition and code.
1350 2012-06-18 Ian Bolton <ian.bolton@arm.com>
1351 Sameera Deshpande <sameera.deshpande@arm.com>
1352 Greta Yorsh <greta.yorsh@arm.com>
1354 * config/arm/arm-protos.h (thumb2_expand_return): New declaration.
1355 * config/arm/arm.c (thumb2_expand_return): New function.
1356 * config/arm/arm.md (return): Update condition and code.
1358 2012-06-18 Ian Bolton <ian.bolton@arm.com>
1359 Sameera Deshpande <sameera.deshpande@arm.com>
1360 Greta Yorsh <greta.yorsh@arm.com>
1362 * config/arm/arm-protos.h (output_return_instruction): New parameter
1363 and int to bool change of parameter types.
1364 * config/arm/arm.c (output_return_instruction): Likewise.
1365 * config/arm/arm.md (arm_simple_return): New pattern.
1366 (arm_return, cond_return, cond_return_inverted): Add new arguments.
1367 * config/arm/thumb2.md (thumb2_return): Update condition and code.
1369 2012-06-18 Ian Bolton <ian.bolton@arm.com>
1370 Sameera Deshpande <sameera.deshpande@arm.com>
1371 Greta Yorsh <greta.yorsh@arm.com>
1373 * config/arm/arm-protos.h (arm_expand_epilogue): New declaration.
1374 * config/arm/arm.c (arm_expand_epilogue): New function.
1375 * config/arm/arm.md (epilogue): Update condition and code.
1376 (sibcall_epilogue): Likewise.
1378 2012-06-18 Ian Bolton <ian.bolton@arm.com>
1379 Sameera Deshpande <sameera.deshpande@arm.com>
1380 Greta Yorsh <greta.yorsh@arm.com>
1382 * config/arm/arm.c (arm_expand_epilogue_apcs_frame): New function.
1383 * config/arm/arm.md (arm_addsi3) Add an alternative.
1385 2012-06-18 Ian Bolton <ian.bolton@arm.com>
1386 Sameera Deshpande <sameera.deshpande@arm.com>
1387 Greta Yorsh <greta.yorsh@arm.com>
1389 * config/arm/arm.md (vfp_pop_multiple_with_writeback) New define_insn.
1390 * config/arm/predicates.md (pop_multiple_fp) New special predicate.
1391 * config/arm/arm.c (arm_emit_vfp_multi_reg_pop): New function.
1393 2012-06-18 Ian Bolton <ian.bolton@arm.com>
1394 Sameera Deshpande <sameera.deshpande@arm.com>
1395 Greta Yorsh <greta.yorsh@arm.com>
1397 * config/arm/arm.md (load_multiple_with_writeback) New define_insn.
1398 (load_multiple, pop_multiple_with_writeback_and_return) Likewise.
1399 (pop_multiple_with_return, ldr_with_return) Likewise.
1400 * config/arm/predicates.md (pop_multiple_return) New special predicate.
1401 * config/arm/arm-protos.h (arm_output_multireg_pop) New declaration.
1402 * config/arm/arm.c (arm_output_multireg_pop) New function.
1403 (arm_emit_multi_reg_pop): New function.
1405 2012-06-18 Greta Yorsh <Greta.Yorsh@arm.com>
1407 * config/arm/arm.c (ldm_stm_operation_p): Require SP
1408 as base register for loads if SP is in the register list.
1410 2012-06-18 Richard Guenther <rguenther@suse.de>
1412 PR tree-optimization/53693
1413 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
1414 Reject operands with more than one use.
1416 2012-06-18 Bill Schmidt <wschmidt@linux.ibm.com>
1418 PR tree-optimization/53703
1419 * tree-ssa-phiopt.c (hoist_adjacent_loads): Skip virtual phis;
1420 correctly set bb_for_def[12].
1422 2012-06-18 Steven Bosscher <steven@gcc.gnu.org>
1424 * config/vax/vax.h (VMS_TARGET): Remove.
1426 2012-06-18 Richard Guenther <rguenther@suse.de>
1428 * tree-vrp.c (extract_range_from_assert): Split out range
1430 (intersect_ranges): New function.
1431 (vrp_intersect_ranges): Likewise.
1433 2012-06-18 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1435 * config/s390/s390.c (s390_gimplify_va_arg): Revert change from
1438 2012-06-18 Tejas Belagod <tejas.belagod@arm.com>
1440 * doc/md.texi: Document int iterators.
1441 * read-rtl.c (ints): New iterator group.
1442 (find_int): Int iterator group callback.
1443 (apply_int_iterator): Likewise.
1444 (apply_iterators): Traverse int iterator table and add all the used
1446 (initialize_iterators): Initialize data structures and callbacks for
1448 (read_rtx): Parse and read mappings for int iterators.
1449 (read_rtx_code): Record int iterator usage.
1451 2012-06-18 Richard Sandiford <rdsandiford@googlemail.com>
1454 * expr.c (expand_expr_addr_expr_1): Convert to tmode before
1455 performing an addition.
1457 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
1459 * output.h (split_double): Move prototype to rtl.h.
1460 (constructor_static_from_elts_p): Move prototype to tree.c.
1461 * rtl.h (split_double): Moved here from output.h.
1462 * tree.h (constructor_static_from_elts_p): Moved here from output.h.
1463 * final.c (split_double): Move from here ...
1464 * rtlanal.c (split_double): ... to here.
1465 * expr.c: Do not include output.h.
1467 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
1469 * cfglayout.h: Remove.
1470 * cfglayout.c: Remove.
1471 * function.h (struct function): Remove x_last_location field.
1472 * function.c: Do not include cfglayout.h.
1473 (expand_function_start): Do not call no-op force_next_line_note.
1474 (expand_function_end): Likewise.
1475 * cfgrtl.c: Do not include cfglayout.h. Include gt-cfgrtl.h.
1476 (unlink_insn_chain): Moved here from cfglayout.c.
1477 (skip_insns_after_block, label_for_bb, record_effective_endpoints,
1478 into_cfg_layout_mode, outof_cfg_layout_mode,
1479 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode,
1480 relink_block_chain, fixup_reorder_chain, verify_insn_chain,
1481 fixup_fallthru_exit_predecessor, force_one_exit_fallthru,
1482 cfg_layout_can_duplicate_bb_p, duplicate_insn_chain,
1483 cfg_layout_duplicate_bb, cfg_layout_initialize, break_superblocks,
1484 cfg_layout_finalize): Likewise.
1485 (rtl_can_remove_branch_p): Likewise.
1486 * rtl.h (insn_scope): Move prototype from cfglayout.h here.
1487 (duplicate_insn_chain): Likewise.
1488 (force_next_line_note): Remove prototype.
1489 * emit-rtl.c: Do not include tree-flow.h, egad. Include vecprim.h.
1490 (last_location): Remove #define to emit.x_last_location.
1491 (force_next_line_note): Remove no-op function.
1492 (init_emit): Don't set x_last_location.
1493 (block_locators_locs, block_locators_blocks, locations_locators_locs,
1494 locations_locators_vals, prologue_locator, epilogue_locator,
1495 curr_location, last_location, curr_block, last_block, curr_rtl_loc):
1496 Move POD to here from cfglayout.c.
1497 (insn_locators_alloc, insn_locators_finalize, insn_locators_free,
1498 set_curr_insn_source_location, get_curr_insn_source_location,
1499 set_curr_insn_block, get_curr_insn_block, curr_insn_locator,
1500 locator_scope, insn_scope, locator_location, locator_line, insn_line,
1501 locator_file, insn_file, locator_eq): Move to here from cfglayout.c.
1502 * cfghooks.h: Remove double-include protection.
1503 (can_copy_bbs_p, copy_bbs): Move prototypes from cfglayout.h to here.
1504 * cfghooks.c (can_copy_bbs_p, copy_bbs): Move to here from cfglayout.c.
1505 * final.c: Do not include cfglayout.h.
1506 (choose_inner_scope, change_scope): Move to here from cfglayout.c.
1507 (reemit_insn_block_notes): Likewise. Make static.
1508 * tree-flow.h (tree_could_trap_p, operation_could_trap_helper_p,
1509 operation_could_trap_p, tree_could_throw_p): Move from here...
1510 * tree.h: ... to here.
1511 * gengtype.c (open_base_files): Remove cfglayout.h from the list.
1512 * profile.c: Do not include cfghooks.h.
1513 * cfgloopmanip.c: Do not include cfglayout.h and cfghooks.h.
1514 * modulo-sched.c: Likewise.
1515 * loop-unswitch.c: Do not include cfglayout.h.
1516 * sched-ebb.c: Likewise.
1517 * tracer.c: Likewise.
1519 * tree-vect-loop-manip.c: Likewise.
1520 * loop-init.c: Likewise.
1521 * dwarf2out.c: Likewise.
1522 * hw-doloop.c: Likewise.
1523 * loop-unroll.c: Likewise.
1524 * cfgcleanup.c: Likewise.
1525 * bb-reorder.c: Likewise.
1526 * sched-rgn.c: Likewise.
1527 * tree-cfg.c: Likewise.
1528 * config/alpha/alpha.c: Likewise.
1529 * config/spu/spu.c: Likewise.
1530 * config/sparc/sparc.c: Likewise.
1531 * config/sh/sh.c: Likewise.
1532 * config/c6x/c6x.c: Likewise.
1533 * config/ia64/ia64.c: Likewise.
1534 * config/rs6000/rs6000.c: Likewise.
1535 * config/score/score.c: Likewise.
1536 * config/mips/mips.c: Likewise.
1537 * config/bfin/bfin.c: Likewise.
1538 * Makefile.in (CFGAYOUT_H): Remove, and fixup users.
1539 * config/rs6000/t-rs6000 (rs6000.o): Do not depend on cfglayout.h.
1540 * config/spu/t-spu-elf (spu.o: $): Likewise.
1541 * config/sparc/t-sparc (sparc.o): Do not depend on CFGLAYOUT_H.
1543 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
1545 * cfgloop.h: Do not include rtl.h.
1546 (enum iv_extend_code): New.
1547 (struct rtx_iv): Use iv_extend_code instead of rtx_code.
1548 * Makefile.in (CFGLOOP_H): Do not depend on RTL_H.
1549 * loop-iv.c (iv_extend_to_rtx_code): New function to translate
1550 an IV_EXTEND_CODE to an RTX_CODE.
1551 (dump_iv_info): Update for rtx_iv field type change.
1552 (iv_constant): Likewise.
1553 (iv_subreg): Likewise.
1554 (iv_extend): Likewise.
1557 (iv_mult): Likewise.
1558 (iv_shift): Likewise.
1559 (get_biv_step_1): Likewise.
1560 (get_biv_step): Likewise.
1561 (iv_analyze_biv): Likewise.
1562 (get_iv_value): Likewise.
1563 (shorten_into_mode): Likewise.
1564 (canonicalize_iv_subregs): Likewise.
1565 * sese.c (sese_build_liveouts): Use MAY_HAVE_DEBUG_STMTS instead
1566 of MAY_HAVE_DEBUG_INSNS.
1567 * tree-ssa-loop-ivopts.c: Include recog.h after expr.h.
1568 * tree-ssa-loop-prefetch.c: Likewise.
1570 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
1572 * expmed.c (ceil_log2): Move from here...
1573 * hwint.c: ... to here for older GCCs...
1574 * hwint.h: ... and here for newer GCCs.
1575 * rtl.h (ceil_log2): Remove prototype.
1577 * tree-phinodes.c: Do not include rtl.h.
1578 * Makefile.in (tree-phinodes.o): Do not depend on RTL_H.
1580 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
1582 * config/cris/cris.h (TARGET_ELF): Remove.
1583 (FORCE_EH_FRAME_INFO_IN_DATA_SECTION): Remove.
1584 (CRIS_ASM_OUTPUT_ALIGNED_DECL_COMMON): Simpify using TARGET_ELF==1.
1585 (LOCAL_LABEL_PREFIX): Likewise.
1586 * config/cris/cris.c (cris_target_asm_named_section): Remove.
1587 (cris_option_override): Simpify using TARGET_ELF==1.
1588 (cris_file_start): Likewise.
1589 * config/cris/cris-protos.h (cris_target_asm_named_section): Remove.
1591 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
1593 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
1595 2012-06-16 Eric Botcazou <ebotcazou@adacore.com>
1598 * tree-inline.c (initialize_cfun): Copy can_delete_dead_exceptions.
1600 2012-06-15 Easwaran Raman <eraman@google.com>
1602 * passes.c (init_optimization_passes): Remove pass_call_cdce
1603 from its current position and insert after pass_dce.
1605 2012-06-15 Walter Lee <walt@tilera.com>
1607 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
1609 2012-06-15 Richard Earnshaw <rearnsha@arm.com>
1611 * arm.c (note_invalid_constants): Don't return a result.
1612 (arm_memory_load_p): Delete function.
1613 (arm_const_double_rtx): Delete iterator variable i;
1614 (fp_immediate_constant): Likewise.
1615 (fp_const_from_val): Likewise.
1617 * arm.c (arm_init_iwmmxt_builtins): Delete void_ftype_void.
1619 2012-06-15 Marc Glisse <marc.glisse@inria.fr>
1622 * c-typeck.c (c_build_vec_perm_expr): Move to c-family/c-common.c.
1623 * c-tree.h (c_build_vec_perm_expr): Move to c-family/c-common.h.
1625 2012-06-15 Georg-Johann Lay <avr@gjlay.de>
1627 * config/avr/avr.c (avr_default_expand_builtin): New function.
1628 (avr_expand_builtin): Use it.
1629 (avr_expand_unop_builtin): Remove.
1630 (avr_expand_binop_builtin): Remove.
1631 (avr_expand_triop_builtin): Remove.
1633 2012-06-15 Michael Matz <matz@suse.de>
1636 * cfgexpand.c (add_alias_set_conflicts): Remove.
1637 (expand_used_vars): Don't call it.
1638 (aggregate_contains_union_type): Remove.
1639 * function.c (n_temp_slots_in_use): New static data.
1640 (make_slot_available, assign_stack_temp_for_type): Update it.
1641 (init_temp_slots): Zero it.
1642 (remove_unused_temp_slot_addresses): Use it for quicker removal.
1643 (remove_unused_temp_slot_addresses_1): Use htab_clear_slot.
1645 2012-06-15 Michael Matz <matz@suse.de>
1647 * gimplify.c (gimplify_compound_literal_expr): Take gimple_test_f
1648 argument, don't emit assign statement if value is directly usable.
1649 (gimplify_expr): Adjust.
1651 2012-06-15 Michael Matz <matz@suse.de>
1653 * gimplify.c (gimplify_modify_expr): Fold generated statements.
1654 * gimple-fold.c (can_refer_decl_in_current_unit_p): Check flag_ltrans.
1656 2012-06-15 Richard Guenther <rguenther@suse.de>
1658 * tree-vrp.c (set_and_canonicalize_value_range): Use canonical
1659 predicates to set VR_UNDEFINED and VR_VARYING. Drop a case
1660 we assert for in set_value_range to VR_VARYING.
1662 2012-06-15 Richard Earnshaw <rearnsha@arm.com>
1664 * arm.md (addsf3, adddf3): Use s_register_operand.
1665 (subsf3, subdf3): Likewise.
1666 (mulsf3, muldf3): Likewise.
1667 (difsf3, divdf3): Likewise.
1668 (movsfcc, movdfcc): Likewise.
1669 * predicates.md (f_register_operand): Delete.
1670 (arm_float_rhs_operand): Delete.
1671 (arm_float_add_operand): Delete.
1672 (arm_float_compare_operand): Use s_register_operand when
1674 (cirrus_register_operand): Delete.
1675 (cirrus_fp_register): Delete.
1676 (cirrus_shift_const): Delete.
1677 (cmpdi_operand): Remove Maverick support.
1678 * constraints.md (f, v, H): Delete constraints.
1679 (G): Update documentation.
1680 * arm.c (fp_consts_inited): Convert to bool.
1681 (strings_fp): Delete.
1682 (values_fp): Delete.
1683 (value_fp0): New variable.
1684 (init_fp_table): Simplify logic.
1685 (arm_const_double_rtx): Likewise.
1686 (fp_immediate_constant): Likewise.
1687 (fp_const_from_val): Likewise.
1688 (neg_const_double_rtx_ok_for_fpa): Delete.
1689 * doc/md.texi (ARM constraints): Update documentation.
1691 2012-06-15 Ulrich Weigand <ulrich.weigand@linaro.org>
1693 PR tree-optimization/53636
1694 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Verify
1695 stride when doing basic-block vectorization.
1697 2012-06-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1699 * tree-vect-generic.c (lower_vec_perm): Propagate vector constants
1702 2012-06-15 Jakub Jelinek <jakub@redhat.com>
1704 * tree-vect-patterns.c (vect_pattern_recog): Don't unnecessarily
1705 allocate and free bbs array for the SLP case.
1707 PR tree-optimization/51581
1708 * expr.h (choose_multiplier): New prototype.
1709 * expmed.c (choose_multiplier): No longer static.
1710 Change multiplier_ptr from rtx * to UHWI *.
1711 (expand_divmod): Adjust callers.
1712 * tree-vect-patterns.c (vect_recog_sdivmod_pow2_pattern): Renamed to...
1713 (vect_recog_divmod_pattern): ... this. Pass bb_vinfo as last
1714 argument to new_stmt_vec_info. Attempt to optimize also divisions
1715 by non-pow2 constants if integer vector division isn't supported.
1716 * tree-vect-stmts.c (vect_analyze_stmt): If node != NULL,
1717 don't look at pattern stmts and sequences.
1719 2012-06-15 Eric Botcazou <ebotcazou@adacore.com>
1722 * common.opt (-fdelete-dead-exceptions): New switch.
1723 * doc/invoke.texi (Code Gen Options): Document it.
1724 * cse.c (count_reg_usage) <CALL_INSN>: Use !insn_nothrow_p in lieu of
1725 insn_could_throw_p predicate. Do not skip an insn that could throw
1726 if dead exceptions can be deleted.
1727 (insn_live_p): Likewise, do not return true in that case.
1728 * dce.c (can_alter_cfg): New flag.
1729 (deletable_insn_p): Do not return false for an insn that can throw if
1730 the CFG can be altered and dead exceptions can be deleted.
1731 (init_dce): Set can_alter_cfg to false for fast DCE, true otherwise.
1732 * dse.c (scan_insn): Use !insn_nothrow_p in lieu of insn_could_throw_
1733 predicate. Do not preserve an insn that could throw if dead exceptions
1735 * function.h (struct function): Add can_delete_dead_exceptions flag.
1736 * function.c (allocate_struct_function): Set it.
1737 * lto-streamer-in.c (input_struct_function_base): Stream it.
1738 * lto-streamer-out.c (input_struct_function_base): Likewise.
1739 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Do not mark a
1740 statement that could throw as necessary if dead exceptions can be
1743 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
1745 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
1747 2012-06-14 Oleg Endo <olegendo@gcc.gnu.org>
1750 * config/sh/sh.md: Add peephole for swapbsi2.
1751 (*swapbisi2_and_shl8, *swapbhisi2): New insns and splits.
1753 2012-06-14 Uros Bizjak <ubizjak@gmail.com>
1755 * config/i386/i386.md (*zero_extendsidi2): Remove x,x alternative.
1756 (*zero_extendsidi2_rex64): Ditto. Remove isa attribute.
1758 2012-06-14 Jakub Jelinek <jakub@redhat.com>
1761 * config/i386/i386.md (*anddi_1 into *andsi_1_zext splitter): New.
1763 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
1765 * arm.c (arm_cirrus_insn_p): Delete.
1766 (cirrus_reorg): Delete.
1767 (arm_reorg): Don't call cirrus_reorg.
1768 (arm_final_prescan_insn_p): Don't check for cirrus insns.
1769 * arm.md (define_attr "type"): Remove mav_farith and mav_dmult.
1770 (adddi3, subdi3): Remove Maverick support.
1771 (arm_adddi3): Likewise.
1772 (adddi_sesidi_di, adddi_zesidi_di): Likewise.
1773 (addsf3, adddf3): Likewise.
1774 (subsf3, subdf3): Likewise.
1775 (mulsf3, muldf3): Likewise.
1776 (ashldi3, ashrdi3, lshrdi3): Likewise.
1777 (floatsisf2, floatsidf2): Likewise.
1778 (fix_truncsfsi2, fix_truncdfsi2): Likewise.
1779 (arm_movdi, thumb1_movdi_insn): Likewise.
1780 (arm_cmpdi_insn): Likewise.
1781 (cirrus_cmpsf, cirrus_cmpdf, cirrus_cmpdi): Likewise.
1782 (cirrus.md): Don't include.
1783 * cirrus.md: Delete file.
1784 * t-arm (MD_INCLUDES): Remove cirrus.md.
1786 2012-06-14 Eric Botcazou <ebotcazou@adacore.com>
1788 * dwarf2out.c (function_possibly_abstracted_p): New static function.
1789 (gen_subprogram_die): Use it function_possibly_abstracted_p in lieu of
1790 cgraph_function_possibly_inlined_p.
1791 (gen_inlined_subroutine_die): Return if the origin is to be ignored.
1792 (process_scope_var): Do not emit concrete instances of abstracted
1793 nested functions from here.
1794 (gen_decl_die): Emit the abstract instance if the function is possibly
1795 abstracted and not only possibly inlined.
1796 (dwarf2out_finish): Find the first non-abstract parent instance and
1797 attach concrete instances on the limbo list to it.
1799 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
1801 * arm.md (divsf3, divdf3): Remove FPA support.
1802 (negsf2, negdf2): Likewise.
1803 (sqrtsf2, sqrtdf2): Likewise.
1804 (movdfcc): Likewise.
1805 (modsf3, moddf3, movxf): Delete.
1806 (push_fp_multi): Delete.
1807 (fpa.md): Don't include it.
1808 * fpa.md: Delete file.
1809 * t-arm (MD_INCLUDES): Remove fpa.md.
1811 2012-06-14 Bill Schmidt <wschmidt@linux.ibm.com>
1813 * tree-vectorizer.h (vect_get_stmt_cost): Move from tree-vect-stmts.c.
1814 (cost_for_stmt): Remove decl.
1815 (vect_get_single_scalar_iteration_cost): Correct typo in name.
1816 * tree-vect-loop.c (vect_get_cost): Remove.
1817 (vect_get_single_scalar_iteration_cost): Correct typo in name; use
1818 vect_get_stmt_cost rather than vect_get_cost.
1819 (vect_get_known_peeling_cost): Use vect_get_stmt_cost rather than
1821 (vect_estimate_min_profitable_iters): Correct typo in call to
1822 vect_get_single_scalar_iteration_cost; use vect_get_stmt_cost rather
1824 (vect_model_reduction_cost): Use vect_get_stmt_cost rather than
1826 (vect_model_induction_cost): Likewise.
1827 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Correct
1828 typo in call to vect_get_single_scalar_iteration_cost.
1829 * tree-vect-stmts.c (vect_get_stmt_cost): Move to tree-vectorizer.h.
1830 (cost_for_stmt): Remove unnecessary function.
1831 * Makefile.in (TREE_VECTORIZER_H): Update dependencies.
1833 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
1835 * arm.opt (mfp=2, mfp=3, mfpe, mfpe=2, mfpe=3): Delete options.
1836 * arm-fpus.def (fpa, fpe2, fpe3, maverick): Delete FPU types.
1837 * arm-tables.opt: Regenerated.
1838 * doc/invoke.texi: Remove references to deleted options.
1840 2012-06-14 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
1842 * config/h8300/genmova.sh: Modified to add offset bits of
1843 mova/Sz assembly instruction for memory access.
1844 * config/h8300/h8300.c: Likewise.
1845 * config/h8300/mova.md: Likewise.
1847 2012-06-12 Christian Bruel <christian.bruel@st.com>
1850 * config/sh/sh.c (sh_option_override): Don't force
1851 flag_omit_frame_pointer and maccumulate_outgoing_args.
1852 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
1854 2012-06-14 Richard Guenther <rguenther@suse.de>
1856 * tree-vrp.c (VR_INITIALIZER): New define.
1857 (ranges_from_anti_range): New function.
1858 (extract_range_from_binary_expr_1): Decompose operations on
1859 VR_ANTI_RANGEs to operations on VR_RANGE.
1860 (extract_range_from_unary_expr_1): Likewise.
1861 (extract_range_from_binary_expr_1, extract_range_from_binary_expr,
1862 extract_range_from_unary_expr_1, extract_range_from_unary_expr,
1863 extract_range_from_cond_expr, adjust_range_with_scev,
1864 vrp_visit_assignment_or_call, vrp_visit_phi_node,
1865 simplify_bit_ops_using_ranges): Use VR_INITIALIZER.
1867 2012-06-13 Richard Henderson <rth@redhat.com>
1869 * hwint.h (HOST_WIDEST_INT_C): New.
1870 (HOST_WIDE_INT_C): New.
1871 (HOST_WIDE_INT_1): Use it.
1872 * config/alpha/alpha.c (alpha_trampoline_init): Use it.
1874 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
1877 * var-tracking.c: Include alias.h.
1878 (overlapping_mems): New struct.
1879 (drop_overlapping_mem_locs): New.
1880 (clobber_overlapping_mems): New.
1881 (var_mem_delete_and_set, var_mem_delete): Call it.
1882 (val_bind): Likewise, but only if modified.
1883 (compute_bb_dataflow, emit_notes_in_bb): Call it on MEMs.
1884 * Makefile.in (var-tracking.o): Depend in $(ALIAS_H).
1886 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
1889 * var-tracking.c (loc_exp_dep_pool): New.
1890 (vt_emit_notes): Create and release the pool.
1891 (compute_bb_dataflow): Use value-based locations in MO_VAL_SET.
1892 (emit_notes_in_bb): Likewise.
1893 (loc_exp_dep_insert): Deal with NOT_ONEPART vars.
1894 (notify_dependents_of_changed_value): Likewise.
1895 (notify_dependents_of_resolved_value): Check that NOT_ONEPART
1896 variables don't have a VAR_LOC_DEP_LST.
1897 (emit_note_insn_var_location): Expand NOT_ONEPART locs that are
1898 VALUEs or MEMs of VALUEs.
1900 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
1904 * dce.c (word_dce_process_block): Insert debug temps only if the
1906 (dce_process_block): Likewise, and if debug.used is not empty,
1907 and only after iterating over all DEFs that might mark the insn.
1909 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
1911 * common.opt (ftree-coalesce-inlined-vars): New.
1912 (ftree-coalesce-vars): New.
1913 * doc/invoke.texi: Document them.
1914 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
1917 2012-06-13 Richard Sandiford <rdsandiford@googlemail.com>
1919 * read-rtl.c (mapping): Remove index field. Add current_value field.
1920 Define heap vectors.
1921 (iterator_group): Fix long line. Remove num_builtins field and
1922 uses_iterator fields. Make apply_iterator take a void * parameter.
1923 (iterator_use, atttribute_use): New structures.
1924 (iterator_traverse_data, BELLWETHER_CODE, bellwether_codes): Delete.
1925 (current_iterators, iterator_uses, attribute_uses): New variables.
1926 (uses_mode_iterator_p, uses_code_iterator_p): Delete.
1927 (apply_mode_iterator, apply_code_iterator): Take a void * parameter.
1928 (map_attr_string, apply_iterator_to_string): Remove iterator
1929 and value parameters. Look through all current iterator values
1930 for a matching attribute.
1931 (mode_attr_index, apply_mode_maps): Delete.
1932 (apply_iterator_to_rtx): Replace with...
1933 (copy_rtx_for_iterators): ...this new function.
1934 (uses_iterator_p, apply_iterator_traverse): Delete.
1935 (apply_attribute_uses, add_current_iterators, apply_iterators): New
1937 (add_mapping): Remove index field. Set current_value field.
1938 (initialize_iterators): Don't set num_builtins and uses_iterator_p
1940 (find_iterator): Delete.
1941 (record_iterator_use, record_attribute_use): New functions.
1942 (record_potential_iterator_use): New function.
1943 (check_code_iterator): Remove handling of bellwether codes.
1944 (read_rtx): Remove mode maps. Truncate iterator and attribute uses.
1945 (read_rtx_code, read_nested_rtx, read_rtx_variadic): Remove mode_maps
1946 parameter. Use the first code iterator value instead of the
1947 bellwether_codes array. Use record_potential_iterator_use for modes.
1949 2012-06-13 Oleg Endo <olegendo@gcc.gnu.org>
1952 * config/sh/sh.md (bswapsi2): New expander.
1953 (swapbsi2): New insn.
1955 2012-06-13 H.J. Lu <hongjiu.lu@intel.com>
1958 * config/i386/i386.c (ix86_tune_cost): New variable.
1959 (ix86_option_override_internal): Set ix86_tune_cost. Use
1960 ix86_tune_cost for simultaneous_prefetches, prefetch_block,
1961 l1_cache_size and l2_cache_size.
1963 2012-06-13 Richard Guenther <rguenther@suse.de>
1965 * tree-vrp.c (vrp_meet): Properly meet equivalent ranges.
1966 Handle meeting two VR_RANGE to an VR_ANTI_RANGE. Implement
1967 all possible meetings of VR_RANGE with VR_ANTI_RANGE and
1968 VR_ANTI_RANGE with VR_ANTI_RANGE.
1970 2012-06-13 Richard Earnshaw <rearnsha@arm.com>
1972 * config.gcc (unsupported): Move obsoleted FPA-based configurations
1974 (obsolete): ... here.
1975 (arm*-*-freebsd*): Remove.
1976 (arm*-*-linux*): Only accept EABI variants. Simplify logic.
1977 (arm*-*-uclinux*): Likewise.
1978 (arm*-*-ecos-elf): Remove.
1979 (arm*-*-rtems*): Remove.
1980 (arm*-*-elf): Remove.
1981 (arm*-wince-pe*): Remove.
1982 (arm, --with-fpu): Remove support for fpa and Maverick variants.
1983 * arm/ecos-elf.h: Delete.
1984 * arm/t-strongarm-elf: Delete.
1985 * arm/rtems-elf.h: Delete.
1986 * arm/wince-pe.h: Delete.
1989 * arm/t-wince-pe: Delete.
1991 2012-06-13 Bill Schmidt <wschmidt@linux.ibm.com>
1993 PR tree-optimization/53647
1994 * tree-ssa-phiopt.c (gate_hoist_loads): Skip transformation for
1995 targets with no defined cache line size.
1997 2012-06-13 Bill Schmidt <wschmidt@linux.ibm.com>
1999 * targhooks.c (default_builtin_vectorized_conversion): Handle
2000 vec_construct, using vectype to base cost on subparts.
2001 * target.h (enum vect_cost_for_stmt): Add vec_construct.
2002 * tree-vect-stmts.c (vect_model_load_cost): Use vec_construct
2003 instead of scalar_to-vec.
2004 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
2005 vec_construct in same way as default for now.
2006 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
2007 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
2008 Handle vec_construct, including special case for 32-bit loads.
2010 2012-06-13 Xinyu Qi <xyqi@marvell.com>
2012 * config/arm/arm.c (FL_IWMMXT2): New define.
2013 (arm_arch_iwmmxt2): New variable.
2014 (arm_option_override): Enable use of iWMMXt with VFP.
2015 Disable use of iWMMXt with NEON. Disable use of iWMMXt under
2016 Thumb mode. Set arm_arch_iwmmxt2.
2017 (arm_expand_binop_builtin): Accept VOIDmode op.
2018 (enum arm_builtins): Revise built-in fcode.
2019 (IWMMXT2_BUILTIN): New define.
2020 (IWMMXT2_BUILTIN2): Likewise.
2021 (iwmmx2_mbuiltin): Likewise.
2022 (builtin_description bdesc_2arg): Revise built in declaration.
2023 (builtin_description bdesc_1arg): Likewise.
2024 (arm_init_iwmmxt_builtins): Revise built in initialization.
2025 (arm_expand_builtin): Revise built in expansion.
2026 (arm_output_iwmmxt_shift_immediate): New function.
2027 (arm_output_iwmmxt_tinsr): Likewise.
2028 * config/arm/arm-protos.h (arm_output_iwmmxt_shift_immediate): Declare.
2029 (arm_output_iwmmxt_tinsr): Likewise.
2030 * config/arm/iwmmxt.md (WCGR0, WCGR1, WCGR2, WCGR3): New constant.
2031 (iwmmxt_psadbw, iwmmxt_walign, iwmmxt_tmrc, iwmmxt_tmcr): Delete.
2032 (rorv4hi3, rorv2si3, rordi3): Likewise.
2033 (rorv4hi3_di, rorv2si3_di, rordi3_di): Likewise.
2034 (ashrv4hi3_di, ashrv2si3_di, ashrdi3_di): Likewise.
2035 (lshrv4hi3_di, lshrv2si3_di, lshrdi3_di): Likewise.
2036 (ashlv4hi3_di, ashlv2si3_di, ashldi3_di): Likewise.
2037 (iwmmxt_tbcstqi, iwmmxt_tbcsthi, iwmmxt_tbcstsi): Likewise
2038 (*iwmmxt_clrv8qi, *iwmmxt_clrv4hi, *iwmmxt_clrv2si): Likewise.
2039 (tbcstv8qi, tbcstv4hi, tbsctv2si): New pattern.
2040 (iwmmxt_clrv8qi, iwmmxt_clrv4hi, iwmmxt_clrv2si): Likewise.
2041 (*and<mode>3_iwmmxt, *ior<mode>3_iwmmxt, *xor<mode>3_iwmmxt): Likewise.
2042 (ror<mode>3, ror<mode>3_di): Likewise.
2043 (ashr<mode>3_di, lshr<mode>3_di, ashl<mode>3_di): Likewise.
2044 (ashli<mode>3_iwmmxt, iwmmxt_waligni, iwmmxt_walignr): Likewise.
2045 (iwmmxt_walignr0, iwmmxt_walignr1): Likewise.
2046 (iwmmxt_walignr2, iwmmxt_walignr3): Likewise.
2047 (iwmmxt_setwcgr0, iwmmxt_setwcgr1): Likewise.
2048 (iwmmxt_setwcgr2, iwmmxt_setwcgr3): Likewise.
2049 (iwmmxt_getwcgr0, iwmmxt_getwcgr1): Likewise.
2050 (iwmmxt_getwcgr2, iwmmxt_getwcgr3): Likewise.
2051 (All instruction patterns): Add wtype attribute.
2052 (*iwmmxt_arm_movdi, *iwmmxt_movsi_insn): iWMMXt coexist with vfp.
2053 (iwmmxt_uavgrndv8qi3, iwmmxt_uavgrndv4hi3): Revise the pattern.
2054 (iwmmxt_uavgv8qi3, iwmmxt_uavgv4hi3): Likewise.
2055 (ashr<mode>3_iwmmxt, ashl<mode>3_iwmmxt, lshr<mode>3_iwmmxt): Likewise.
2056 (iwmmxt_tinsrb, iwmmxt_tinsrh, iwmmxt_tinsrw):Likewise.
2057 (eqv8qi3, eqv4hi3, eqv2si3, gtuv8qi3): Likewise.
2058 (gtuv4hi3, gtuv2si3, gtv8qi3, gtv4hi3, gtv2si3): Likewise.
2059 (iwmmxt_wunpckihh, iwmmxt_wunpckihw, iwmmxt_wunpckilh): Likewise.
2060 (iwmmxt_wunpckilw, iwmmxt_wunpckehub, iwmmxt_wunpckehuh): Likewise.
2061 (iwmmxt_wunpckehuw, iwmmxt_wunpckehsb, iwmmxt_wunpckehsh): Likewise.
2062 (iwmmxt_wunpckehsw, iwmmxt_wunpckelub, iwmmxt_wunpckeluh): Likewise.
2063 (iwmmxt_wunpckeluw, iwmmxt_wunpckelsb, iwmmxt_wunpckelsh): Likewise.
2064 (iwmmxt_wunpckelsw, iwmmxt_wmadds, iwmmxt_wmaddu): Likewise.
2065 (iwmmxt_wsadb, iwmmxt_wsadh, iwmmxt_wsadbz, iwmmxt_wsadhz): Likewise.
2066 (iwmmxt2.md): Include.
2067 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __IWMMXT2__.
2068 (TARGET_IWMMXT2): New define.
2069 (TARGET_REALLY_IWMMXT2): Likewise.
2070 (arm_arch_iwmmxt2): Declare.
2071 * config/arm/mmintrin.h: Use __IWMMXT__ to enable iWMMXt intrinsics.
2072 Use __IWMMXT2__ to enable iWMMXt2 intrinsics.
2073 Use C name-mangling for intrinsics.
2075 (_mm_cvtsi32_si64, _mm_andnot_si64, _mm_sad_pu8): Revise.
2076 (_mm_sad_pu16, _mm_align_si64, _mm_setwcx, _mm_getwcx): Likewise.
2077 (_m_from_int): Likewise.
2078 (_mm_sada_pu8, _mm_sada_pu16): New intrinsic.
2079 (_mm_alignr0_si64, _mm_alignr1_si64, _mm_alignr2_si64): Likewise.
2080 (_mm_alignr3_si64, _mm_tandcb, _mm_tandch, _mm_tandcw): Likewise.
2081 (_mm_textrcb, _mm_textrch, _mm_textrcw, _mm_torcb): Likewise.
2082 (_mm_torch, _mm_torcw, _mm_tbcst_pi8, _mm_tbcst_pi16): Likewise.
2083 (_mm_tbcst_pi32): Likewise.
2084 (_mm_abs_pi8, _mm_abs_pi16, _mm_abs_pi32): New iWMMXt2 intrinsic.
2085 (_mm_addsubhx_pi16, _mm_absdiff_pu8, _mm_absdiff_pu16): Likewise.
2086 (_mm_absdiff_pu32, _mm_addc_pu16, _mm_addc_pu32): Likewise.
2087 (_mm_avg4_pu8, _mm_avg4r_pu8, _mm_maddx_pi16, _mm_maddx_pu16): Likewise.
2088 (_mm_msub_pi16, _mm_msub_pu16, _mm_mulhi_pi32): Likewise.
2089 (_mm_mulhi_pu32, _mm_mulhir_pi16, _mm_mulhir_pi32): Likewise.
2090 (_mm_mulhir_pu16, _mm_mulhir_pu32, _mm_mullo_pi32): Likewise.
2091 (_mm_qmulm_pi16, _mm_qmulm_pi32, _mm_qmulmr_pi16): Likewise.
2092 (_mm_qmulmr_pi32, _mm_subaddhx_pi16, _mm_addbhusl_pu8): Likewise.
2093 (_mm_addbhusm_pu8, _mm_qmiabb_pi32, _mm_qmiabbn_pi32): Likewise.
2094 (_mm_qmiabt_pi32, _mm_qmiabtn_pi32, _mm_qmiatb_pi32): Likewise.
2095 (_mm_qmiatbn_pi32, _mm_qmiatt_pi32, _mm_qmiattn_pi32): Likewise.
2096 (_mm_wmiabb_si64, _mm_wmiabbn_si64, _mm_wmiabt_si64): Likewise.
2097 (_mm_wmiabtn_si64, _mm_wmiatb_si64, _mm_wmiatbn_si64): Likewise.
2098 (_mm_wmiatt_si64, _mm_wmiattn_si64, _mm_wmiawbb_si64): Likewise.
2099 (_mm_wmiawbbn_si64, _mm_wmiawbt_si64, _mm_wmiawbtn_si64): Likewise.
2100 (_mm_wmiawtb_si64, _mm_wmiawtbn_si64, _mm_wmiawtt_si64): Likewise.
2101 (_mm_wmiawttn_si64, _mm_merge_si64): Likewise.
2102 (_mm_torvscb, _mm_torvsch, _mm_torvscw): Likewise.
2103 (_m_to_int): New define.
2104 * config/arm/arm-cores.def (iwmmxt2): Add FL_IWMMXT2.
2105 * config/arm/arm-arches.def (iwmmxt2): Likewise.
2106 * config/arm/t-arm (MD_INCLUDES): Add marvell-f-iwmmxt.md and
2108 * config/arm/arm.md (marvell-f-iwmmxt.md): Include.
2109 (arch): Add "iwmmxt2".
2110 (arch_enabled): Handle "iwmmxt2".
2111 (wtype): New attribute.
2112 (UNSPEC_WMADDS, UNSPEC_WMADDU): Delete.
2113 (UNSPEC_WALIGNI): New unspec.
2114 * config/arm/predicates.md (imm_or_reg_operand): New predicate.
2115 * config/arm/iterators.md (VMMX2): New mode_iterator.
2116 * config/arm/marvell-f-iwmmxt.md: New file.
2117 * config/arm/iwmmxt2.md: New file.
2119 2012-06-12 Jakub Jelinek <jakub@redhat.com>
2124 * c-decl.c (build_compound_literal): Call c_incomplete_type_error
2125 if type isn't complete.
2127 2012-06-12 Uros Bizjak <ubizjak@gmail.com>
2129 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
2131 2012-06-12 Richard Henderson <rth@redhat.com>
2133 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
2134 iterator instead of INT.
2136 2012-06-12 Bill Schmidt <wschmidt@linux.ibm.com>
2138 * opts.c: Add -fhoist-adjacent-loads to -O2 and above.
2139 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Add argument to forward
2141 (hoist_adjacent_loads, gate_hoist_loads): New forward declarations.
2142 (tree_ssa_phiopt): Call gate_hoist_loads.
2143 (tree_ssa_cs_elim): Add parm to tree_ssa_phiopt_worker call.
2144 (tree_ssa_phiopt_worker): Add do_hoist_loads to formal arg list; call
2145 hoist_adjacent_loads.
2146 (local_mem_dependence): New function.
2147 (hoist_adjacent_loads): Likewise.
2148 (gate_hoist_loads): Likewise.
2149 * common.opt (fhoist-adjacent-loads): New switch.
2150 * Makefile.in (tree-ssa-phiopt.o): Added dependencies.
2152 2012-06-12 Michael Matz <matz@suse.de>
2154 * alias.c (nonoverlapping_component_refs_p): Take two rtx arguments.
2155 (nonoverlapping_memrefs_p): Don't call it here ...
2156 (true_dependence_1): ... but here.
2158 2012-06-12 Richard Guenther <rguenther@suse.de>
2160 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove dead code.
2161 * alias.c (ao_ref_from_mem): MEM_EXPR is conservative, MEM_OFFSET
2162 and MEM_SIZE only refines it. Reflect that and be less conservative
2163 if either of the latter is not known.
2165 2012-06-12 Jakub Jelinek <jakub@redhat.com>
2167 PR rtl-optimization/53589
2168 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
2169 discovery even when e->dest != target. If any LABEL_REF points
2170 to e->dest label, redirect it to target's label.
2172 2012-06-12 Chung-Lin Tang <cltang@codesourcery.com>
2174 * config/sh/sh.c (output_stack_adjust): Remove !epilogue_p
2175 condition for generating REG_FRAME_RELATED_EXPR note.
2176 (pop): Add code for generating REG_CFA_RESTORE,
2177 REG_CFA_ADJUST_CFA notes. Set RTX_FRAME_RELATED_P to 1.
2178 (sh_expand_epilogue): Use frame_insn() for FP to SP move.
2179 Set 'frame_p' of calls to output_stack_adjust() to 'true'.
2181 2012-06-11 Richard Henderson <rth@redhat.com>
2183 * config/alpha/alpha.c (HWI_HEX2): Add missing shift.
2184 * vmsdbgout.c (VMS_EPOCH_OFFSET): Add LL suffix.
2186 * config/alpha/alpha.c (alpha_trampoline_init): Split large constants.
2188 2012-06-12 Hans-Peter Nilsson <hp@axis.com>
2190 * doc/tm.texi.in (Addressing Modes) <TARGET_LEGITIMIZE_ADDRESS>:
2191 Mention that this hook needs to be defined for native TLS.
2192 * doc/tm.texi: Regenerate.
2194 2012-06-11 Mike Stump <mikestump@comcast.net>
2196 * emit-rtl.c (init_emit_once): Iterate through the
2197 MODE_PARTIAL_INT modes with MIN_MODE_PARTIAL_INT and
2198 MAX_MODE_PARTIAL_INT, as GET_MODE_WIDER_MODE doesn't step through
2199 all the MIN_MODE_PARTIAL_INT modes anymore.
2201 2012-06-12 Maxim Kuvyrkov <maxim@codesourcery.com>
2203 * gcc/config/mips/mips-tables.opt (xlp): Fix merge typo.
2205 2012-06-11 Roland McGrath <mcgrathr@google.com>
2207 * dwarf2out.c (const_ok_for_output_1): Detect a TLS UNSPEC using
2208 SYMBOL_REF_TLS_MODEL rather than DECL_THREAD_LOCAL_P, in case it's
2209 not a VAR_DECL. Also don't limit it to UNSPECs with exactly one
2212 2012-06-11 Oleg Endo <olegendo@gcc.gnu.org>
2215 * config/sh/sh.md (fmasf4): New expander.
2216 (*macsf3): Rename to fmasf4_i. Adapt to fma pattern.
2217 (mac_media): Rename to fmasf4_media. Adapt to fma pattern.
2218 * config/sh/sh.opt (mfused-madd): Remove.
2219 * config/sh/sh.c (sh_option_override): Remove mfused-madd handling.
2220 (builtin_description bdesc): Remove __builtin_sh_media_FMAC_S.
2221 * config.gcc (sh[123456789lbe]*-*-* | sh-*-*): Add fused-madd.opt
2223 * doc/invoke.texi (SH Options): Update mfused-madd and mno-fused-madd
2226 2012-06-11 Richard Henderson <rth@redhat.com>
2228 * dwarf2cfi.c (scan_trace): Handle annulled branch-taken delay slots.
2230 2012-06-11 Richard Guenther <rguenther@suse.de>
2233 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
2234 replace it with the first non-BLOCK context.
2236 2012-06-11 Richard Guenther <rguenther@suse.de>
2238 * alias.c (aliases_everything_p): Remove.
2239 (DIFFERENT_ALIAS_SETS_P): Likewise.
2240 (true_dependence_1): Use mems_in_disjoint_alias_sets_p directly.
2241 Do not use aliases_everything_p or special-case ANDs. Do not
2242 special-case BLKmode moves.
2243 (may_alias_p): Likewise. Handle BLKmode similar like everywhere
2246 2012-06-09 Hans-Peter Nilsson <hp@axis.com>
2248 Fix CRIS build errors with --enable-build-with-cxx.
2249 * config/cris/cris.c (cris_emit_trap_for_misalignment): Rename
2250 variable "and" to "andop".
2251 * config/cris/sync.md ("atomic_fetch_<atomic_op_name><mode>"): Use
2252 temporary variable for memory model, passing C++-type-correct
2253 parameter type to expand_mem_thread_fence.
2254 ("atomic_compare_and_swap<mode>"): Ditto.
2256 2012-06-09 Richard Henderson <rth@redhat.com>
2259 * cfgcleanup.c (execute_jump): Rename from rest_of_handle_jump2.
2260 (pass_jump): Rename from pass_jump2.
2261 (execute_jump2, pass_jump2): New.
2262 * combine-stack-adj.c (rest_of_handle_stack_adjustments): Don't
2263 perform cfg cleanup here. Move the test of PUSH_ROUNDING
2264 and ACCUMULATE_OUTGOING_ARGS test...
2265 (gate_handle_stack_adjustments): ... here.
2266 * passes.c (init_optimization_passes): Update for pass_jump2 rename.
2267 Place new pass_jump2 after pass_stack_adjustments.
2268 * tree-pass.h (pass_jump): Declare.
2270 2012-06-09 Kenneth Zadeck <zadeck@naturalbridge.com>
2272 * simplify-rtx.c (simplify_const_binary_operation): Fixed shift
2275 2012-06-08 Richard Henderson <rth@redhat.com>
2278 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
2279 note to a clobber insn when no other insn is available.
2281 2012-06-08 Georg-Johann Lay <avr@gjlay.de>
2283 * config/avr/avr.c (avr_case_values_threshold): Return 7.
2285 2012-06-07 Andreas Schwab <schwab@linux-m68k.org>
2287 * genhooks.c (main): Set progname.
2288 (emit_documentation): Remove variable found_start, always bail out
2289 when a place is missing.
2290 * doc/tm.texi.in (C++ ABI): Add @hook TARGET_CXX_DECL_MANGLING_CONTEXT.
2292 2012-06-07 Jakub Jelinek <jakub@redhat.com>
2295 * omp-low.c (scan_omp): Change first argument to gimple_seq *,
2296 call walk_gimple_seq_mod instead of walk_gimple_seq.
2297 (scan_sharing_clauses, scan_omp_parallel, scan_omp_task,
2298 scan_omp_for, scan_omp_sections, scan_omp_single,
2299 execute_lower_omp): Adjust callers.
2300 (scan_omp_1_stmt): Likewise. If check_omp_nesting_restrictions
2301 returns false, replace stmt with GIMPLE_NOP.
2302 (check_omp_nesting_restrictions): Instead of issuing warnings,
2303 issue errors and return false if any errors were reported.
2305 2012-06-06 Steven Bosscher <steven@gcc.gnu.org>
2307 * doc/invoke.texi (fconserve-space): Remove documentation.
2309 2012-06-06 Edmar Wienskoski <edmar@freescale.com>
2311 * config/rs6000/rs6000-tables.opt: Regenerated.
2313 2012-06-06 Richard Guenther <rguenther@suse.de>
2315 PR tree-optimization/53081
2316 * tree-data-ref.h (adjacent_store_dr_p): Rename to ...
2317 (adjacent_dr_p): ... this and make it work for reads, too.
2318 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMCPY.
2319 (struct partition_s): Change main_stmt to main_dr, add
2320 secondary_dr member.
2321 (build_size_arg_loc): Change to date data-reference and not
2323 (build_addr_arg_loc): New function split out from ...
2324 (generate_memset_builtin): ... here. Use it and simplify.
2325 (generate_memcpy_builtin): New function.
2326 (generate_code_for_partition): Adjust.
2327 (classify_partition): Streamline pattern detection. Detect memcpy.
2328 (ldist_gen): Adjust.
2329 (tree_loop_distribution): Adjust seed statements for memcpy
2332 2012-06-06 Matt Turner <mattst88@gmail.com>
2334 * config/arm/mmintrin.h (_mm_empty): New.
2337 2012-06-06 Richard Sandiford <r.sandiford@uk.ibm.com>
2339 * doc/invoke.texi (sched-pressure-algorithm): Document new --param.
2340 * common.opt (fsched-pressure-algorithm=): Remove.
2341 * flag-types.h (sched_pressure_algorithm): Move to...
2342 * sched-int.h (sched_pressure_algorithm): ...here.
2343 * params.def (sched-pressure-algorithm): New param.
2344 * haifa-sched.c (sched_init): Use it to initialize sched_pressure.
2345 * common/config/s390/s390-common.c (s390_option_optimization_table):
2346 Remove OPT_fsched_pressure_algorithm_ entry.
2347 * config/s390/s390.c (s390_option_override): Set a default value for
2348 PARAM_SCHED_PRESSURE_ALGORITHM.
2350 2012-06-05 Michael Meissner <meissner@linux.vnet.ibm.com>
2353 * config/rs6000/rs6000.c (rs6000_generate_compare): If we are
2354 doing an unsigned compare, make sure the second argument is not a
2356 (rs6000_emit_cmove): Don't allow floating point comparisons when
2357 generating ISEL moves.
2359 2012-06-05 Edmar Wienskoski <edmar@freescale.com>
2361 * config/rs6000/e5500.md: New file.
2362 * config/rs6000/e6500.md: New file.
2363 * config/rs6000/rs6000.c (processor_costs): Add new costs for
2365 (rs6000_option_override_internal): Altivec and Spe options not
2366 allowed with e5500. Spe options not allowed with e6500. Increase
2367 move inline limit for e5500 and e6500. Disable string instructions
2368 for e5500 and e6500. Enable branch targets alignment for e5500 and
2369 e6500. Initialize rs6000_cost for e5500 and e6500.
2370 (rs6000_adjust_cost): Add extra scheduling cycles between compare
2371 and brnach for e5500 and e6500.
2372 (rs6000_issue_rate): Set issue rate for e5500 and e6500.
2373 * config/rs6000/rs6000-cpus.def: Add cpu definitions for e5500 and
2375 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add e5500 and e6500.
2376 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce5500 and
2378 Include e5500.md and e6500.md.
2379 * config/rs6000/rs6000-opt.h (processor_type): Add
2380 PROCESSOR_PPCE5500 and PROCESSOR_PPCE6500.
2381 * config.gcc (cpu_is_64bit): Add new cores e5500, e6500.
2382 (powerpc*-*-*): Add new cores e5500, e6500.
2383 * doc/invoke.texi: (item -mcpu): Add e5500 and e6500 to list of cpus.
2385 2012-06-05 Richard Guenther <rguenther@suse.de>
2387 * tree-vect-data-refs.c (vect_analyze_data_refs): Fix last change.
2389 2012-06-05 H.J. Lu <hongjiu.lu@intel.com>
2392 * config.gcc: Select x32 run-time library if --with-abi={x32|mx32}
2393 is used for x86_64-*-*.
2395 2012-06-05 Richard Guenther <rguenther@suse.de>
2397 PR tree-optimization/30442
2398 * tree-vect-data-refs.c (vect_analyze_data_refs): For basic-block
2399 vectorization stop analysis at the first stmt we cannot compute
2400 a data-reference for instead of giving up completely.
2402 2012-06-05 Richard Guenther <rguenther@suse.de>
2404 * tree-loop-distribution.c (struct partition_s): Add has_writes member.
2405 (partition_alloc): Initialize it.
2406 (partition_has_writes): New function.
2407 (rdg_flag_uses): Adjust.
2408 (rdg_flag_vertex): Likewise.
2409 (rdg_flag_vertex_and_dependent): Likewise.
2410 (rdg_flag_loop_exits): Likewise.
2411 (build_rdg_partition_for_component): Likewise.
2412 (rdg_build_partitions): Likewise.
2414 2012-06-05 Richard Guenther <rguenther@suse.de>
2416 PR tree-optimization/53081
2417 * tree-loop-distribution.c (generate_memset_builtin): Handle all
2418 kinds of byte-sized stores.
2419 (classify_partition): Likewise.
2420 (tree_loop_distribution): Adjust seed statements used for
2421 !flag_tree_loop_distribution.
2423 2012-06-05 Alan Modra <amodra@gmail.com>
2425 * config/rs6000/rs6000.c (ptr_regno_for_savres): Comment.
2426 (rs6000_emit_prologue): Ensure register used for inline saves
2427 of vector regs is not the static chain register. Revise comment.
2429 2012-06-04 Oleg Endo <olegendo@gcc.gnu.org>
2431 * doc/md.texi (Standard Pattern Names For Generation): Document
2434 2012-06-04 H.J. Lu <hongjiu.lu@intel.com>
2437 * config/i386/i386.c (ix86_sched_reorder) Skip debug insns.
2439 2012-06-04 Jason Merrill <jason@redhat.com>
2441 * dwarf2out.c (is_unit_die): New.
2442 (copy_declaration_context, copy_ancestor_tree): Use it.
2443 (copy_decls_walk): Likewise.
2445 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
2448 * doc/invoke.texi (Wenum-compare): Update documentation.
2450 2012-06-04 Dodji Seketeli <dodji@redhat.com>
2452 PR preprocessor/53463
2453 * parser.c (cp_parser_assignment_expression): Use the location
2454 for the '=' as the default location for the expression.
2456 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
2459 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
2461 (altivec_stvlxl): Ditto.
2462 (altivec_stvrx): Ditto.
2463 (altivec_stvrxl): Ditto.
2465 2012-06-04 Vladimir Makarov <vmakarov@redhat.com>
2467 * ira-int.h (struct target_ira_int): Add member x_ira_uniform_class_p.
2468 (ira_uniform_class_p): New macro.
2470 * ira.c (setup_uniform_class_p): New function.
2471 (setup_allocno_and_important_classes): Call the function.
2472 (print_unform_and_important_classes): New function.
2473 (print_classes): Rename to print_translated_classes.
2474 (ira_debug_allocno_classes): Add call of
2475 print_unform_and_important_classes.
2477 * ira-costs.c (setup_regno_cost_classes_by_aclass): Use uniform
2478 classes instead of pressure classes.
2480 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
2483 * trans-mem.c (expand_block_edges): Do not skip the first
2484 statement when resetting the BB.
2486 2012-06-04 Richard Guenther <rguenther@suse.de>
2488 * tree-data-ref.c (stores_from_loop): Remove.
2489 (stmt_with_adjacent_zero_store_dr_p): Likewise.
2490 (stores_zero_from_loop): Likewise.
2491 * tree-data-ref.h (stores_from_loop, stores_zero_from_loop,
2492 stmt_with_adjacent_zero_store_dr_p, stride_of_unit_type_p): Remove.
2493 (adjacent_store_dr_p): New function.
2494 * tree-loop-distribution.c (generate_memset_builtin): Pass
2495 the RDG, use the already available data-reference.
2496 (generate_code_for_partition): Pass down RDG.
2497 (classify_partition): Inline parts of the former
2498 stmt_with_adjacent_zero_store_dr_p here and use adjacent_store_dr_p.
2499 (ldist_gen): Remember if there was any detected builtin and
2500 do less work if not and flag_tree_loop_distribution is not set.
2501 (tree_loop_distribution): Inline and fuse stores_from_loop
2502 and stores_zero_from_loop here.
2504 2012-06-04 Richard Guenther <rguenther@suse.de>
2507 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
2508 create new assembler names.
2510 2012-06-04 Richard Guenther <rguenther@suse.de>
2512 * tree-data-ref.c (struct rdg_vertex_info): Remove.
2513 (rdg_vertex_for_stmt): Simplify using gimple_uid.
2514 (create_rdg_vertices): Pass loop argument, remove stmt to RDG index
2515 hashtable. Record stmt data-references.
2516 (hash_stmt_vertex_info): Remove.
2517 (eq_stmt_vertex_info): Likewise.
2518 (hash_stmt_vertex_del): Likewise.
2519 (build_empty_rdg): Simplify.
2520 (build_rdg): Adjust.
2521 (free_rdg): Likewise.
2522 (ref_base_address): Remove.
2523 (have_similar_memory_accesses): Likewise.
2524 * tree-data-ref.h (create_rdg_vertices): Remove.
2525 (struct rdg_vertex): Add datarefs member.
2526 (RDGV_DATAREFS): New define.
2527 (RDG_DATAREFS): Likewise.
2528 (have_similar_memory_accesses): Remove.
2529 (rdg_has_similar_memory_accesses): Likewise.
2530 * tree-loop-distribution.c (ref_base_address): Re-implement here.
2531 (similar_memory_accesses): Re-implement using existing data-references.
2532 (tree_loop_distribution): Initialize stmt uids for the stmt to
2534 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
2535 access stmt vinfo for stmts in loop.
2537 2012-06-04 Andreas Schwab <schwab@linux-m68k.org>
2540 * config/m68k/m68k.md ("tablejump"): Fix check for
2541 CASE_VECTOR_PC_RELATIVE.
2543 2012-06-04 Steven Bosscher <steven@gcc.gnu.org>
2545 * output.h (merge_weak, assemble_alias,
2546 initializer_constant_valid_p,
2547 initializer_constant_valid_for_bitfield_p): Move protos from here...
2548 * tree.h: ... to here.
2549 * cgraphclones.c: Do not include output.h.
2550 * gimplify.c: Likewise.
2551 * reload.c: Likewise.
2552 * recog.c: Likewise.
2553 * tree-ssa-loop-ivopts.c: Likewise.
2554 * tree-switch-conversion.c: Likewise.
2555 * c-parser.c: Likewise.
2556 * c-typeck.c: Likewise.
2557 * Makefile.in: Fix dependencies.
2559 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
2562 * config/avr/avr-stdint.h: New file.
2563 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
2566 2012-06-04 Jakub Jelinek <jakub@redhat.com>
2568 PR tree-optimization/53550
2569 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
2570 is POINTER_TYPE_P, use sizetype as step type instead of type.
2572 2012-06-04 Richard Guenther <rguenther@suse.de>
2574 * tree-data-ref.c (have_similar_memory_accesses_1): Remove.
2575 (ref_base_address_1): Likewise.
2576 (remove_similar_memory_refs): Likewise.
2577 * tree-data-ref.h (remove_similar_memory_refs): Remove.
2578 * tree-loop-distribution.c (classify_partition): Do not classify
2579 as builtin if -ftree-loop-distribute-patterns is not enabled.
2580 (fuse_partitions_with_similar_memory_accesses): Inline ...
2581 (ldist_gen): ... here. Fuse all non-builtin partitions if
2582 -ftree-loop-distribution is not enabled. Properly return
2583 the number of created partitions. Do not update SSA form here but ...
2584 (tree_loop_distribution): ... once here for the whole function.
2585 Only walk innermost loops, constrain loops we consider here
2586 further. Do not call remove_similar_memory_refs.
2587 (distribute_loop): Do not check number of loop nodes here.
2589 2012-06-04 Steven Bosscher <steven@gcc.gnu.org>
2591 * Makefile.in (GIMPLE_H): Do not depend on TARGET_H.
2593 2012-06-03 Martin Jambor <mjambor@suse.cz>
2595 * ipa-prop.h (ipa_get_jf_known_type_offset): New function.
2596 (ipa_get_jf_known_type_base_type): Likewise.
2597 (ipa_get_jf_known_type_component_type): Likewise.
2598 (ipa_get_jf_constant): Likewise.
2599 (ipa_get_jf_pass_through_formal_id): Likewise.
2600 (ipa_get_jf_pass_through_operation): Likewise.
2601 (ipa_get_jf_ancestor_offset): Likewise.
2602 (ipa_get_jf_ancestor_type): Likewise.
2603 (ipa_get_jf_ancestor_formal_id): Likewise.
2604 (ipa_get_jf_member_ptr_pfn): Likewise.
2605 * ipa-prop.c (ipa_set_jf_known_type): New function.
2606 (ipa_set_jf_constant): Likewise.
2607 (ipa_set_jf_simple_pass_through): Likewise.
2608 (ipa_set_jf_arith_pass_through): Likewise.
2609 (ipa_set_ancestor_jf): Likewise.
2610 (fill_member_ptr_cst_jump_function): Moved up and renamed to
2611 ipa_set_jf_member_ptr_cst.
2612 (detect_type_change_1): Use the new jump function creation functions.
2613 (compute_complex_assign_jump_func): Likewise.
2614 (compute_complex_ancestor_jump_func): Likewise.
2615 (compute_known_type_jump_func): Likewise.
2616 (compute_scalar_jump_functions): Likewise.
2617 (compute_pass_through_member_ptrs): Likewise.
2618 (determine_cst_member_ptr): Likewise.
2619 (combine_known_type_and_ancestor_jfs): Likewise.
2620 (try_make_edge_direct_simple_call): Likewise.
2621 (try_make_edge_direct_virtual_call): Likewise.
2622 (update_indirect_edges_after_inlining): Likewise.
2623 * ipa-cp.c (ipa_get_jf_pass_through_result): Use jump function
2624 access functions. Incorporat NOP_EXPR and BINFO handling from its
2626 (ipa_get_jf_ancestor_result): Likewise. Incorporate handling BINFOs
2627 which was in its callers.
2628 (ipa_value_from_jfunc): Use jump function access functions. Some
2629 functionality moved to functions above.
2630 (propagate_vals_accross_ancestor): Likewise.
2631 (propagate_vals_accross_pass_through): Use jump function access
2633 (propagate_accross_jump_function): Likewise.
2634 * ipa-inline-analysis.c (remap_edge_change_prob): Use jump function
2636 (inline_merge_summary): Likewise.
2638 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2640 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
2641 * config/pa/pa.c (pa_attr_length_millicode_call): Use
2642 MAX_PCREL17F_OFFSET instead of fixed offset.
2643 (pa_attr_length_call): Likewise.
2644 (pa_attr_length_indirect_call): Likewise.
2646 2012-06-03 Oleg Endo <olegendo@gcc.gnu.org>
2649 * config/sh/sh.opt (mfsca, mfsrra): New options.
2650 * config/sh/sh.md (rsqrtsf2): Use TARGET_FPU_ANY and TARGET_FSRRA
2652 (fsca): Use TARGET_FPU_ANY and TARGET_FSCA condition.
2653 (sinssf2, cossf2): Fold expanders to ...
2654 (sincossf3): ... this new expander. Use TARGET_FPU_ANY and
2655 TARGET_FSCA condition.
2656 * config/sh/sh.c (sh_option_override): Handle TARGET_FSRRA and
2658 * doc/invoke.texi (SH Options): Add descriptions for -mfsca,
2659 -mno-fsca, -mfsrra, -mno-fsrra.
2661 2012-06-03 Matt Turner <mattst88@gmail.com>
2663 * config/mips/4600.md (r4700_imul_si): New.
2664 (r4700_imul_di): New.
2665 (r4700_fmul_single): New.
2666 (r4700_fmul_double): New.
2667 * config/mips/mips-cpus.def: Add r4700.
2668 * config/mips/mips.c: Likewise.
2669 * config/mips/mips.md: Likewise.
2670 * config/mips/mips-tables.opt: Regenerate.
2672 2012-06-02 Steven Bosscher <steven@gcc.gnu.org>
2674 * config/sparc/sparc.h (INITIAL_ELIMINATION_OFFSET): Split out to
2675 new function sparc_initial_elimination_offset.
2676 * config/sparc/sparc.c (sparc_initial_elimination_offset): New
2678 * config/sparc/sparc-protos.h (sparc_initial_elimination_offset):
2681 2012-06-02 Kenneth Zadeck <zadeck@naturalbridge.com>
2683 * expmed.c (expand_mult, choose_multiplier): Change
2684 "2 * HOST_BITS_PER_WIDE_INT" to "HOST_BITS_PER_DOUBLE_INT".
2685 * expr.c (convert_modes): Likewise.
2686 * explow.c (plus_constant): Likewise.
2687 * fixed-value.c (fixed_saturate1, fixed_saturate2)
2688 (do_fixed_add, do_fixed_multiply, do_fixed_multiply)
2689 (do_fixed_multiply, do_fixed_multiply, do_fixed_divide)
2690 (do_fixed_divide, do_fixed_divide, do_fixed_divide)
2691 (do_fixed_divide, do_fixed_divide, do_fixed_shift, do_fixed_shift)
2692 (do_fixed_shift, fixed_convert, fixed_convert)
2693 (fixed_convert_from_int, fixed_convert_from_int)
2694 (fixed_convert_from_real): Likewise.
2695 * fold-const.c (fold_convert_const_int_from_fixed, sign_bit_p)
2696 (native_interpret_int, fold_binary_loc, fold_ternary_loc): Likewise.
2697 * varasm.c (output_constructor_bitfield): Likewise.
2698 * tree-vrp.c (register_edge_assert_for_2): Likewise.
2699 * double-int.c (rshift_double, lshift_double): Likewise.
2700 * double-int.h (double_int_fits_in_uhwi_p, double_int, double_int):
2702 * simplify-rtx.c (mode_signbit_p)
2703 (simplify_const_unary_operation, simplify_binary_operation_1)
2704 (simplify_immed_subreg): Likewise.
2705 * builtins.c (c_readstr, fold_builtin_bitop): Likewise.
2706 * tree-vect-generic.c (build_replicated_const): Likewise.
2707 * dbxout.c (stabstr_O): Likewise.
2708 * emit-rtl.c (immed_double_int_const, immed_double_const)
2709 (gen_lowpart_common, init_emit_once): Likewise.
2710 * tree.c (integer_pow2p, tree_log2, tree_floor_log2)
2711 (widest_int_cst_value, upper_bound_in_type): Likewise.
2712 * stor-layout.c (initialize_sizetypes, fixup_signed_type)
2713 (fixup_unsigned_type): Likewise.
2714 * real.c (real_to_integer2, real_from_integer): Likewise.
2715 * dwarf2out.c (size_of_loc_descr, size_of_die, output_die)
2716 (clz_loc_descriptor, mem_loc_descriptor): Likewise.
2718 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
2721 * fold-const.c (fold_binary_loc): Refine previous change.
2723 2012-06-01 Olivier Hainque <hainque@adacore.com>
2725 * config/rs6000/vxworks.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Restore
2726 the "do {" part of the do-while(0) loop.
2728 2012-06-01 Yuri Rumyantsev <yuri.s.rumyantsev@intel.com>
2730 * config/i386/i386.c (x86_sched_reorder): New function.
2731 Added new function x86_sched_reorder.
2733 2012-06-01 Richard Guenther <rguenther@suse.de>
2735 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
2737 (classify_partition): Likewise.
2739 2012-06-01 Richard Guenther <rguenther@suse.de>
2741 * tree-loop-distribution.c (enum partition_kind): New enum.
2742 (struct partition_s): Add kind and main_stmt members.
2743 (partition_alloc): Initialize kind to PKIND_NORMAL.
2744 (partition_builtin_p): New function.
2745 (copy_loop_before): Remove failure path and assert instead.
2746 (generate_loops_for_partition): Likewise.
2747 (generate_memset_zero): Fold into ...
2748 (generate_memset_builtin): ... this.
2749 (classify_partition): New function with code from
2750 can_generate_builtin and generate_builtin.
2751 (generate_builtin): Remove.
2752 (can_generate_builtin): Likewise.
2753 (fuse_partitions_with_similar_memory_accesses): Call
2754 partition_builtin_p instead of can_generate_builtin.
2755 (rdg_build_partitions): Do not call
2756 fuse_partitions_with_similar_memory_accesses here...
2757 (ldist_gen): ... but here after classifying all partitions.
2758 Remove failure path of generate_code_for_partition.
2759 (generate_code_for_partition): Generate code according
2760 to partition classification.
2762 2012-06-01 Manuel López-Ibáñez <manu@gcc.gnu.org>
2763 Jonathan Wakely <jwakely.gcc@gmail.com>
2766 * doc/invoke.texi (Warning Options): Explain purpose and differences
2767 between -Wmissing-prototypes and -Wmissing-declarations.
2769 2012-06-01 Christian Bruel <christian.bruel@st.com>
2771 * gcc.c (save_switch): Add user_p parameter.
2772 (read_specs): Likewise.
2773 (set_specs): Likewise.
2774 (validate_switches): Likewise.
2775 (validate_switches_from_spec): Likewise.
2776 (validate_all_switches): Pass on user_p parameter.
2777 (struct spec_list): Add user_p field.
2778 (struct switchstr): Add known field.
2779 (save_switch): Add known parameter.
2780 (INIT_STATIC_SPEC): Initialize user_p;
2781 (driver_unknown_option_callbac): call save_switch if
2782 OPT_SPECIAL_unknown.
2783 (driver_handle_option): Propagate OPT_specs.
2784 (do_spec_1): Set validated only if known.
2785 (check_live_switch): Likewise.
2786 (validate_switches): Set validated if known or user_spec.
2788 2012-06-01 Hans-Peter Nilsson <hp@axis.com>
2790 Add CRIS atomic patterns for 1, 2, and 4 bytes.
2791 * config/cris/cris.c (cris_emit_trap_for_misalignment): New function.
2792 * config/cris/cris-protos.h: Declare it.
2793 * config/cris/cris.h [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 32]
2794 (TARGET_DEFAULT): Add alignment by 32.
2795 [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 10] (TARGET_DEFAULT): New
2796 case, as TARGET_CPU_DEFAULT == 0 but with alignment as for
2797 TARGET_CPU_DEFAULT == 32.
2798 (TARGET_TRAP_UNALIGNED_ATOMIC): New macro.
2799 * config/cris/cris.md: Include sync.md. Avoid allocating specific
2800 numbers by replacing the define_constants for all UNSPECs with the
2801 equivalent define_c_enum construct.
2802 * config/cris/cris.opt (mtrap-unaligned-atomic): New option.
2803 * config/cris/sync.md: New file.
2805 2012-05-31 Matt Turner <mattst88@gmail.com>
2807 * config/mips/4600.md (r4600_imul_si): Rename from r4600_imul.
2808 (r4600_imul_di): New.
2809 (r4600_idiv_si): Rename from r4600_idiv.
2810 (r4600_idiv_di): New.
2812 2012-05-31 Steven Bosscher <steven@gcc.gnu.org>
2814 * output.h (__gcc_host_wide_int__): Move to hwint.h.
2815 (decl_default_tls_model): Move to tree.h
2816 (dump_file): Move to system.h.
2817 (default_stabs_asm_out_destructor, default_stabs_asm_out_constructor,
2818 dbxout_int, dbxout_stabd, dbxout_begin_stabn, dbxout_begin_stabn_sline,
2819 dbxout_begin_empty_stabs, dbxout_begin_simple_stabs,
2820 dbxout_begin_simple_stabs_desc, dbxout_stab_value_zero,
2821 dbxout_stab_value_zero, dbxout_stab_value_label_diff,
2822 dbxout_stab_value_internal_label,
2823 dbxout_stab_value_internal_label_diff): Move from here ...
2824 * dbxout.h: ... to here.
2825 * system.h (dump_file): Moved here from output.h.
2826 * hwint.h (__gcc_host_wide_int__): Moved here from output.h.
2827 * tree.h (decl_default_tls_model): Moved here from output.h.
2828 * varasm.c (default_stabs_asm_out_destructor,
2829 default_stabs_asm_out_constructor): Move from here ...
2830 * dbxout.c: ... to here.
2832 * gcov-dump.c (dump_file): Rename to dump_gcov_file. Update callers.
2834 * collect2.h (dump_file): Rename to dump_ld_file.
2835 * collect2.c: Likewise.
2836 * tlink.c: Likewise.
2838 * alias.c: Do not include output.h.
2839 * auto-inc-dec.c: Likewise.
2840 * bt-load.c: Likewise.
2841 * caller-save.c: Likewise.
2843 * cfgbuild.c: Likewise.
2844 * cfgcleanup.c: Likewise.
2845 * cfglayout.c: Likewise.
2846 * cfgloop.c: Likewise.
2847 * cfgloopanal.c: Likewise.
2848 * cfgloopmanip.c: Likewise.
2849 * cfgrtl.c: Likewise.
2850 * cgraph.c: Likewise.
2851 * cgraphclones.c: Likewise.
2852 * combine-stack-adj.c: Likewise.
2853 * combine.c: Likewise.
2854 * cprop.c: Likewise.
2856 * cselib.c: Likewise.
2857 * dbgcnt.c: Likewise.
2858 * df-problems.c: Likewise.
2859 * df-scan.c: Likewise.
2860 * dojump.c: Likewise.
2861 * fwprop.c: Likewise.
2863 * graph.c: Likewise.
2864 * haifa-sched.c: Likewise.
2865 * hw-doloop.c: Likewise.
2866 * ipa-inline-transform.c: Likewise.
2867 * ipa-pure-const.c: Likewise.
2868 * ipa-reference.c: Likewise.
2869 * ipa-utils.c: Likewise.
2870 * ira-build.c: Likewise.
2871 * ira-emit.c: Likewise.
2873 * loop-doloop.c: Likewise.
2874 * loop-invariant.c: Likewise.
2875 * loop-iv.c: Likewise.
2876 * loop-unroll.c: Likewise.
2877 * loop-unswitch.c: Likewise.
2878 * lto-cgraph.c: Likewise.
2879 * lto-section-in.c: Likewise.
2880 * lto-streamer-in.c: Likewise.
2882 * mode-switching.c: Likewise.
2883 * postreload-gcse.c: Likewise.
2884 * postreload.c: Likewise.
2885 * predict.c: Likewise.
2886 * profile.c: Likewise.
2888 * reg-stack.c: Likewise.
2889 * regcprop.c: Likewise.
2890 * regmove.c: Likewise.
2891 * regstat.c: Likewise.
2892 * reload1.c: Likewise.
2893 * sched-ebb.c: Likewise.
2894 * sel-sched-dump.c: Likewise.
2895 * simplify-rtx.c: Likewise.
2896 * stor-layout.c: Likewise.
2897 * store-motion.c: Likewise.
2898 * tracer.c: Likewise.
2899 * tree-affine.c: Likewise.
2900 * tree-cfg.c: Likewise.
2901 * tree-cfgcleanup.c: Likewise.
2902 * tree-dfa.c: Likewise.
2903 * tree-into-ssa.c: Likewise.
2904 * tree-nomudflap.c: Likewise.
2905 * tree-optimize.c: Likewise.
2906 * tree-pretty-print.c: Likewise.
2907 * tree-profile.c: Likewise.
2908 * tree-ssa-address.c: Likewise.
2909 * tree-ssa-ccp.c: Likewise.
2910 * tree-ssa-copy.c: Likewise.
2911 * tree-ssa-dom.c: Likewise.
2912 * tree-ssa-loop-ch.c: Likewise.
2913 * tree-ssa-loop-im.c: Likewise.
2914 * tree-ssa-loop-manip.c: Likewise.
2915 * tree-ssa-loop-niter.c: Likewise.
2916 * tree-ssa-loop-prefetch.c: Likewise.
2917 * tree-ssa-loop-unswitch.c: Likewise.
2918 * tree-ssa-loop.c: Likewise.
2919 * tree-ssa-propagate.c: Likewise.
2920 * tree-ssa-structalias.c: Likewise.
2921 * tree-ssa-tail-merge.c: Likewise.
2922 * tree-ssa-threadedge.c: Likewise.
2923 * tree-ssa-threadupdate.c: Likewise.
2924 * tree-ssa-uncprop.c: Likewise.
2925 * tree-ssa-uninit.c: Likewise.
2926 * tree-ssa.c: Likewise.
2927 * value-prof.c: Likewise.
2928 * var-tracking.c: Likewise.
2931 * config/m32r/m32r.c: Include dbxout.h.
2932 * config/pa/pa.c: Likewise.
2933 * config/rs6000/rs6000.c: Likewise.
2935 * Makefile.in: Fix dependencies.
2936 * config/rs6000/t-rs5000: Likewise.
2938 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
2940 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
2941 * gimple.h (block_in_transaction): Check for flag_tm.
2943 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
2945 PR tree-optimization/52558
2946 * cfg.c (alloc_aux_for_edge): Fix comment.
2947 (alloc_aux_for_edge): Remove static.
2948 * basic-block.h (alloc_aux_for_edge): Protoize.
2949 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
2950 (execute_sm_if_changed_flag): New.
2951 (execute_sm_if_changed_flag_set): New.
2952 (execute_sm): Do not generate data races unless requested.
2953 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
2954 (tree_ssa_lim_finalize): Call free_aux_for_edges.
2955 * gimple.h (block_in_transaction): New.
2956 (gimple_in_transaction): Use block_in_transaction.
2958 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
2961 * config/avr/avr.opt (-msp8): Document it.
2962 * doc/invoke.texi (AVR Options): Ditto. And document related
2965 2012-05-31 Diego Novillo <dnovillo@google.com>
2967 * configure.ac (CXX_FOR_BUILD): Define and substitute.
2968 (BUILD_CXXFLAGS): Define and substitute.
2969 * Makefile.in (BUILD_CXXFLAGS): Define.
2970 (CXX_FOR_BUILD): Define.
2971 (COMPILER_FOR_BUILD): Set to CXX_FOR_BUILD if building with C++.
2972 (LINKER_FOR_BUILD): Likewise.
2973 (BUILD_COMPILERFLAGS): Set to BUILD_CXXFLAGS if building with C++.
2974 (BUILD_LINKERFLAGS): Likewise.
2975 * configure: Regenerate.
2977 2012-05-31 Steven Bosscher <steven@gcc.gnu.org>
2979 * Makefile.in: Fix many dependencies.
2980 * tree-profile.c: Don't include regs.h.
2981 * tree-vectorizer.c: Don't include cfglayout.h.
2982 * tree-vect-stmts.c: Likewise.
2983 * tree-vect-slp.c: Likewise.
2984 * tree-vect-loop.c: Likewise.
2985 * reg-stack.c: Likewise.
2986 * tree-ssa-loop-manip.c: Likewise.
2987 * toplev.c: Likewise.
2988 * varasm.c: Don't include cfglayout.h, basic-block.h,
2989 and tree-iterator.h.
2990 * tree-cfgcleanup.c: Don't include cfglayout.h.
2991 * passes.c: Don't include cfglayout.h, dwarf2asm.h,
2992 dwarf2out.h, dbxout.h, sdbout.h, and xcoffout.h.
2993 * cgraphclones.c: Don't include plugin.h.
2995 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
2997 * config/avr/t-avr: Correct avr-mmcu.texi dependencies.
2998 (s-avr-mmcu-texi): Don't sed on gen-avr-mmcu-texi output.
2999 * doc/avr-mmcu.texi (svn:eol-style): Set to native.
3001 2012-05-31 Richard Guenther <rguenther@suse.de>
3003 * tree-loop-distribution.c (struct partition_s): New struct,
3004 typedef and vector type.
3005 (partition_alloc, partition_free): New functions.
3006 (generate_loops_for_partition, generate_builtin,
3007 generate_code_for_partition, rdg_flag_uses, rdg_flag_vertex,
3008 rdg_flag_vertex_and_dependent, rdg_flag_loop_exits,
3009 build_rdg_partition_for_component, can_generate_builtin,
3010 similar_memory_accesses, fuse_partitions_with_similar_memory_accesses,
3011 rdg_build_partitions, dump_rdg_partitions, debug_rdg_partitions,
3012 number_of_rw_in_partition, partition_contains_all_rw,
3013 ldist_gen): Use partition_t instead of bitmap.
3015 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
3017 * config/avr/gen-avr-mmcu-texi.c: Sort MCUs.
3018 * doc/avr-mmcu.texi: Regenerate.
3020 2012-05-31 Richard Guenther <rguenther@suse.de>
3022 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
3023 Use FOR_EACH_SSA_DEF_OPERAND.
3024 (generate_builtin): Adjust.
3025 (stmt_generated_in_another_partition): Remove.
3026 (add_scalar_computations_to_partition): Likewise.
3027 (rdg_build_partitions): Do not call
3028 add_scalar_computations_to_partition.
3030 2012-05-31 Eric Botcazou <ebotcazou@adacore.com>
3032 * tree-dfa.c (get_ref_base_and_extent): Compute the offset using
3033 double ints throughout.
3034 * tree-sra.c (build_user_friendly_ref_for_offset) <RECORD_TYPE>:
3035 Check that the position of the field is representable as an integer.
3037 2012-05-31 Richard Guenther <rguenther@suse.de>
3039 * tree-data-ref.c (dr_analyze_innermost): Properly convert
3040 the MEM_REF offset to sizetype.
3042 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
3044 * doc/invoke.texi (AVR Options): Fix typos.
3046 2012-05-31 Hans-Peter Nilsson <hp@axis.com>
3048 * config/cris/cris.h (CC1_SPEC): Pass through all -march=
3050 (ASM_SPEC): Ditto, not just -march=v32, but translate non-v10,
3051 non-v32 into --march=v0_v10.
3053 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
3055 * ira-int.h (target_ira_int): Rename x_move_cost to
3056 x_ira_register_move_cost, x_may_move_in_cost to
3057 x_ira_may_move_in_cost and x_may_move_out_cost to
3058 x_ira_may_move_out_cost. Delete the old fields with
3059 those names and also x_ira_max_register_move_cost,
3060 x_ira_max_may_move_in_cost and x_ira_max_may_move_out_cost.
3061 (move_cost, may_move_in_cost, may_move_out_cost)
3062 (ira_max_register_move_cost, ira_max_may_move_in_cost)
3063 (ira_max_may_move_out_cost): Delete.
3064 * ira.c (init_move_cost): Rename to...
3065 (ira_init_register_move_cost): ...this, deleting the old
3066 function with that name. Apply above variable renamings.
3067 Retain asserts for null fields.
3068 (ira_init_once): Don't initialize register move costs here.
3069 (free_register_move_costs): Apply above variable renamings.
3070 Remove code for deleted fields.
3072 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
3074 * ira.c (init_move_cost): Adjust choice of subclasses to match
3075 the current ira_init_register_move_cost choice. Use
3076 ira_class_subset_p instead of reg_class_subset_p.
3077 (ira_init_register_move_cost): Assert that move_cost,
3078 may_move_in_cost and may_move_out_cost already hold the desired
3079 values for their ira_* equivalents. For the latter two,
3080 ignore classes that can't store a register of the given mode.
3082 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
3084 * ira.c (setup_allocno_and_important_classes): Use
3085 ira_class_hard_regs_num to check whether a class has any
3086 allocatable registers.
3087 (ira_init_register_move_cost): Likewise.
3089 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
3091 * ira.c (init_move_cost): Adjust local variable names to match
3092 file conventions. Use ira_assert instead of gcc_assert.
3094 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
3096 * regs.h (move_table, move_cost, may_move_in_cost, may_move_out_cost):
3097 Move these definitions and associated target_globals fields to...
3098 * ira-int.h: ...here.
3099 * rtl.h (init_move_cost): Delete.
3100 * reginfo.c (last_mode_for_init_move_cost, init_move_cost): Move to...
3101 * ira.c: ...here, making the latter static.
3103 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
3105 * ira-costs.c (copy_cost): Use ira_init_register_move_cost_if_necessary
3106 and ira_register_move_cost instead of init_move_cost and move_cost.
3108 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
3110 * ira.h (target_ira): Delete x_ira_available_class_regs.
3111 (ira_available_class_regs): Delete.
3112 * ira.c (setup_available_class_regs): Delete.
3113 (setup_alloc_classes): Don't call it.
3114 (setup_pressure_classes): Use ira_class_hard_regs_num instead of
3115 ira_available_class_regs.
3116 * haifa-sched.c (print_curr_reg_pressure, setup_insn_reg_pressure_info)
3117 (model_spill_cost): Likewise.
3118 * ira-build.c (low_pressure_loop_node_p): Likewise.
3119 * ira-color.c (color_pass): Likewise.
3120 * ira-emit.c (change_loop): Likewise.
3121 * ira-lives.c (inc_register_pressure, dec_register_pressure)
3122 (single_reg_class, ira_implicitly_set_insn_hard_regs)
3123 (process_bb_node_lives): Likewise.
3124 * loop-invariant.c (gain_for_invariant): Likewise.
3126 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3129 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
3130 (pa_section_type_flags): New.
3131 (pa_legitimate_constant_p): Revert previous change.
3133 2012-05-30 Steven Bosscher <steven@gcc.gnu.org>
3135 * ira.c (allocate_initial_values): Make static.
3137 2012-05-30 Uros Bizjak <ubizjak@gmail.com>
3139 * config/i386/i386.c (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>:
3140 Generate tls_initial_exec_64_sun only when !TARGET_X32.
3142 2012-05-30 Richard Guenther <rguenther@suse.de>
3145 * fold-const.c (fold_binary_loc): Make sure to call
3146 fold_plusminus_mult_expr with the original sign of operands.
3148 2012-05-30 Steven Bosscher <steven@gcc.gnu.org>
3150 * Makefile.in: Fix many dependencies.
3151 (DWARF2_H): Depend on dwarf2.def.
3152 (RTL_ERROR_H): Depend on rtl-error.h.
3153 (TREE_PRETTY_PRINT_H, GIMPLE_PRETTY_PRINT_H): New. Replace
3154 all gimple-pretty-print.h and tree-pretty-print.h references.
3156 2012-05-30 Marc Glisse <marc.glisse@inria.fr>
3158 * simplify-rtx.c (simplify_binary_operation_1): Optimize shuffle of
3161 2012-05-30 Richard Guenther <rguenther@suse.de>
3164 * tree-emutls.c (gen_emutls_addr): Do not add globals to
3167 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
3169 * explow.c (probe_stack_range): Restore simple control flow and stop
3170 again when the probe cannot be generated if HAVE_check_stack.
3172 2012-05-30 Jakub Jelinek <jakub@redhat.com>
3174 PR rtl-optimization/53519
3175 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
3176 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
3178 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3180 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
3182 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
3185 * doc/tm.texi: Update.
3186 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Add @hook.
3187 * target.def (force_at_comp_dir): New hook.
3188 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Define.
3189 * dwarf2out.c (dwarf2out_finish): Check targetm.force_at_comp_dir.
3191 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
3193 * config/darwin.h (STARTFILE_SPEC): Do not use -lbundle1.o when
3195 (DARWIN_DYLIB1_SPEC): Do not use -ldylib1.10.5.o when Darwin >= 10.
3196 (DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10.
3198 2012-05-29 Oleg Endo <olegendo@gcc.gnu.org>
3201 * config/sh/sh.c (sh_option_override): Set TARGET_FMAC if
3202 flag_unsafe_math_optimizations is set.
3203 * doc/invoke.texi (SH Options): Add -mno-fused-madd description.
3204 Update description of -mfused-madd.
3206 2012-05-29 Oleg Endo <olegendo@gcc.gnu.org>
3209 * config/sh/predicates.md (atomic_arith_operand,
3210 atomic_logical_operand): New predicates.
3211 * config/sh/sh.c (sh_option_override): Check atomic options.
3212 * config/sh/sh.h (TARGET_ANY_ATOMIC, UNSUPPORTED_ATOMIC_OPTIONS,
3213 UNSUPPORTED_HARD_ATOMIC_CPU): New macros.
3214 (DRIVER_SELF_SPECS): Use UNSUPPORTED_ATOMIC_OPTIONS and
3215 UNSUPPORTED_HARD_ATOMIC_CPU.
3216 * config/sh/sync.md: Update description comments.
3217 (I12): New mode iterator.
3218 (fetchop_predicate, fetchop_constraint): New code attributes.
3219 (atomic_compare_and_swapsi_hard, atomic_compare_and_swap<mode>_hard,
3220 atomic_exchangesi_hard, atomic_exchange<mode>_hard,
3221 atomic_fetch_<fetchop_name>si_hard,
3222 atomic_fetch_<fetchop_name><mode>_hard,
3223 atomic_fetch_nandsi_hard, atomic_fetch_nand<mode>_hard,
3224 atomic_<fetchop_name>_fetchsi_hard,
3225 atomic_<fetchop_name>_fetch<mode>_hard,
3226 atomic_nand_fetchsi_hard, atomic_nand_fetch<mode>_hard,
3227 atomic_test_and_set_hard): New insns.
3228 (atomic_compare_and_swap<mode>_soft, atomic_exchange<mode>_soft,
3229 atomic_fetch_<fetchop_name><mode>_soft, atomic_fetch_nand<mode>_soft,
3230 atomic_<fetchop_name>_fetch<mode>_soft, atomic_nand_fetch<mode>_soft,
3231 atomic_test_and_set_soft): Use same formatting for the first line of
3232 the asm block as in new insns above.
3233 (atomic_compare_and_swap<mode>, atomic_exchange<mode>,
3234 atomic_fetch_<fetchop_name><mode>, atomic_<fetchop_name>_fetch<mode>,
3235 atomic_test_and_set): Integrate new *_hard insns into expanders.
3236 * config/sh/sh.opt (mhard-atomic): New option.
3237 * doc/invoke.texi (SH Options): Document it.
3239 2012-05-29 Meador Inge <meadori@codesourcery.com>
3241 * c-decl.c (c_push_function_context): Always create a new language
3243 (c_pop_function_context): Clear the language function created in
3244 c_push_function_context.
3246 2012-05-29 Matt Turner <mattst88@gmail.com>
3248 * config/alpha/ev6.md: (define_bypass "ev6_fmul,ev6_fadd"): New.
3249 (define_bypass "ev6_fcmov"): New.
3251 2012-05-29 Steven Bosscher <steven@gcc.gnu.org>
3253 * integrate.c: Remove.
3254 * integrate.h: Remove.
3255 * Makefile.in: Remove make rules for integrate.c and INTEGRATE_H.
3256 * config/arm/t-arm: Remove INTEGRATE_H dependency for target files.
3257 * config/rs6000/t-rs6000: Likewise
3258 * config/spu/t-spu-elf: Likewise.
3259 * function.h (get_hard_reg_initial_val, has_hard_reg_initial_val,
3260 get_hard_reg_initial_reg, emit_initial_value_sets): Move prototypes
3261 from integrate.h to here.
3262 (initial_value_entry): New prototype.
3263 * reload.h (allocate_initial_values): Remove prototype.
3264 * tree.h (set_decl_abstract_flags, set_decl_origin_self): Likewise.
3265 * cse.c (fixed_base_plus_p): Don't handle virtual registers for
3267 * dwarf2out.c (set_decl_origin_self, set_block_origin_self,
3268 set_decl_abstract_flags, set_block_abstract_flags): Move from
3269 integrate.c to here, the only user.
3270 * expmed.c (extract_fixed_bit_field): Remove outdated comment
3272 * function.c: Don't include integrate.h.
3273 (struct initial_value_pair, struct initial_value_struct,
3274 get_hard_reg_initial_val, has_hard_reg_initial_val,
3275 get_hard_reg_initial_reg, emit_initial_value_sets): Move from
3276 integrate.c to here.
3277 (initial_value_entry): New function.
3278 * genemit.c (main): Don't print integrate.h include line.
3279 * ira.c: Don't include integrate.h.
3280 (allocate_initial_values): Move from integrate.c to here.
3281 (ira): Update allocate_initial_values call.
3282 * tree-inline.c: Don't include integrate.h.
3283 (function_attribute_inlinable_p): Moved from integrate.c to here.
3284 * cfgexpand.c: Don't include integrate.h.
3285 * except.c: Likewise.
3286 * langhooks.c: Likewise.
3287 * passes.c: Likewise.
3288 * toplev.c: Likewise.
3289 * config/frv/frv.c: Likewise.
3290 * config/pa/pa.c: Likewise.
3291 * config/spu/spu.c: Likewise.
3292 * config/epiphany/epiphany.c: Likewise.
3293 * config/mep/mep.c: Likewise.
3294 * config/score/score.c: Likewise.
3295 * config/picochip/picochip.c: Likewise.
3296 * config/sh/sh.c: Likewise.
3297 * config/alpha/alpha.c: Likewise.
3298 * config/microblaze/microblaze.c: Likewise.
3299 * config/mips/mips.c: Likewise.
3300 * config/v850/v850.c: Likewise.
3301 * config/mmix/mmix.c: Likewise.
3302 * config/bfin/bfin.c: Likewise.
3303 * config/arm/arm.c: Likewise.
3304 * config/s390/s390.c: Likewise.
3305 * config/m32r/m32r.c: Likewise.
3306 * config/rs6000/rs6000.c: Likewise.
3307 * config/c6x/c6x.c: Include function.h instead of integrate.h.
3308 * config/tilegx/tilegx.c: Likewise.
3309 * config/tilepro/tilepro.c: Likewise.
3311 2012-05-29 Georg-Johann Lay <avr@gjlay.de>
3313 * config/avr/t-avr (s-avr-mmcu-texi): Call
3314 gen-avr-mmcu-texi$(build_exeext) via ./ and don't assume . is in PATH.
3316 2012-05-29 Michael Matz <matz@suse.de>
3318 * rtl.h (assign_stack_temp, assign_stack_temp_for_type,
3319 assign_temp): Remove 'keep' argument.
3320 (mark_temp_addr_taken): Remove prototype.
3321 * tree.h (expand_decl): Remove prototype.
3322 * function.c (struct temp_slot): Remove addr_taken and keep member.
3323 (assign_stack_temp_for_type) Don't initialize above, remove
3325 (assign_stack_temp, assign_temp): Remove keep argument.
3326 (mark_temp_addr_taken): Remove.
3327 (preserve_temp_slots): Remove handling of addr_taken and keep members.
3328 (free_temp_slots): Ditto.
3329 * expr.c (expand_expr_real_1 <COMPOUND_LITERAL_EXPR>): Remove
3331 * stmt.c (expand_asm_operands): Remove dead code.
3332 (expand_decl): Remove.
3333 * c-decl.c (finish_struct): Don't call expand_decl.
3334 * builtins.c (expand_builtin_cexpi): Adjust calls to assign_temp
3335 and assign_stack_temp.
3336 * calls.c (save_fixed_argument_area, initialize_argument_information,
3337 expand_call, emit_library_call_value_1, store_one_arg): Ditto.
3338 * expmed.c (extract_bit_field_1): Ditto.
3339 * expr.c (emit_group_load_1, emit_group_store,
3340 copy_blkmode_from_reg, emit_push_insn, expand_assignment,
3341 store_field, expand_constructor, expand_cond_expr_using_cmove,
3342 expand_expr_real_2, expand_expr_real_1): Ditto.
3343 * stmt.c (expand_asm_operands, expand_return): Ditto.
3345 * function.c (pop_temp_slots): Call free_temp_slots.
3346 * calls.c (store_one_arg): Don't call preserve_temp_slots or
3348 * expr.c (expand_assignment): Don't call free_temp_slots.
3350 * config/arm/arm.c (neon_expand_vector_init): Ditto.
3351 * config/i386/i386.c (ix86_expand_vector_set): Ditto.
3352 (ix86_expand_vector_extract): Ditto.
3353 * config/ia64/ia64.c (spill_xfmode_rfmode_operand,
3354 ia64_expand_movxf_movrf): Ditto.
3355 * config/mips/mips.c (mips_expand_vi_general): Ditto.
3356 * config/mmix/mmix.md (floatdisf2, floatunsdisf2, truncdfsf2,
3357 extendsfdf2): Ditto.
3358 * config/rs6000/rs6000.c (rs6000_expand_vector_init,
3359 rs6000_expand_vector_set, rs6000_expand_vector_extract,
3360 rs6000_allocate_stack_temp): Ditto.
3361 * config/rs6000/rs6000.md (fix_trunctfsi2_fprs): Ditto.
3362 * config/sparc/sparc.c (emit_soft_tfmode_libcall,
3363 sparc_emit_float_lib_cmp, sparc_emit_float_lib_cmp,
3364 sparc_expand_vector_init): Ditto.
3366 2012-05-29 Michael Matz <matz@suse.de>
3368 * c-tree.h (c_expand_decl): Remove prototype.
3370 * expr.c (expand_expr_real_1 <normal_inner_ref>): Don't allocate
3372 (expand_expr_real_1 <COMPOUND_LITERAL_EXPR>): Make unreachable.
3373 * gimple-fold.c (canonicalize_constructor_val): Canonicalize
3374 COMPOUND_LITERAL_EXPR.
3375 * function.c (expand_function_start): Don't call expand_decl,
3376 instead assert that we have RTL assigned.
3377 * tree-ssa-live.c (remove_unused_locals): Clear
3378 nonlocal_goto_save_area if its backing variable is removed.
3379 * stmt.c (expand_asm_operands): Remove handling of non-lvalues
3381 (expand_decl): Assert that this does nothing.
3382 * calls.c (expand_call): Don't call mark_temp_addr_taken.
3384 2012-05-29 Richard Guenther <rguenther@suse.de>
3386 PR tree-optimization/53516
3387 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
3389 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
3391 2012-05-29 Joseph Myers <joseph@codesourcery.com>
3393 * LANGUAGES: Fix typos.
3394 * Makefile.in: Fix typos.
3395 * alias.c: Fix typos.
3396 * auto-inc-dec.c: Fix typos.
3397 * bb-reorder.c: Fix typos.
3398 * cfgcleanup.c: Fix typos.
3399 * cgraph.c: Fix typos.
3400 * cgraph.h: Fix typos.
3401 * cgraphunit.c: Fix typos.
3402 * collect2-aix.h: Fix typos.
3403 * collect2.c: Fix typos.
3404 * compare-elim.c: Fix typos.
3405 * config/alpha/vms.h: Fix typos.
3406 * config/arm/README-interworking: Fix typos.
3407 * config/arm/arm.c: Fix typos.
3408 * config/arm/iterators.md: Fix typos.
3409 * config/arm/vxworks.h: Fix typos.
3410 * config/avr/avr.c: Fix typos.
3411 * config/avr/avr.h: Fix typos.
3412 * config/avr/avr.md: Fix typos.
3413 * config/avr/builtins.def: Fix typos.
3414 * config/c6x/c6x.c: Fix typos.
3415 * config/cr16/cr16.c: Fix typos.
3416 * config/cr16/cr16.md: Fix typos.
3417 * config/cris/cris.md: Fix typos.
3418 * config/darwin.c: Fix typos.
3419 * config/darwin.opt: Fix typos.
3420 * config/i386/i386-c.c: Fix typos.
3421 * config/i386/i386.c: Fix typos.
3422 * config/ia64/ia64.c: Fix typos.
3423 * config/m68k/cf.md: Fix typos.
3424 * config/mep/mep.c: Fix typos.
3425 * config/microblaze/microblaze.c: Fix typos.
3426 * config/microblaze/microblaze.h: Fix typos.
3427 * config/mn10300/mn10300.c: Fix typos.
3428 * config/mn10300/mn10300.md: Fix typos.
3429 * config/pa/pa.c: Fix typos.
3430 * config/picochip/picochip.h: Fix typos.
3431 * config/rs6000/a2.md: Fix typos.
3432 * config/rs6000/rs6000.c: Fix typos.
3433 * config/rs6000/vector.md: Fix typos.
3434 * config/rx/rx.md: Fix typos.
3435 * config/rx/rx.opt: Fix typos.
3436 * config/s390/2097.md: Fix typos.
3437 * config/s390/s390.c: Fix typos.
3438 * config/s390/s390.h: Fix typos.
3439 * config/sh/sh.c: Fix typos.
3440 * config/sh/sh.md: Fix typos.
3441 * config/sparc/sync.md: Fix typos.
3442 * config/spu/spu.c: Fix typos.
3443 * config/spu/spu.md: Fix typos.
3444 * config/vms/vms.c: Fix typos.
3445 * config/vxworks-dummy.h: Fix typos.
3446 * config/vxworks.h: Fix typos.
3447 * cselib.c: Fix typos.
3448 * df-scan.c: Fix typos.
3450 * doc/extend.texi: Fix typos.
3451 * doc/install.texi: Fix typos.
3452 * doc/invoke.texi: Fix typos.
3453 * doc/md.texi: Fix typos.
3454 * doc/plugins.texi: Fix typos.
3455 * doc/rtl.texi: Fix typos.
3457 * dwarf2asm.c: Fix typos.
3458 * dwarf2out.c: Fix typos.
3459 * except.h: Fix typos.
3460 * expr.c: Fix typos.
3461 * fold-const.c: Fix typos.
3463 * gcse.c: Fix typos.
3464 * genautomata.c: Fix typos.
3465 * gengtype-state.c: Fix typos.
3466 * gengtype.c: Fix typos.
3467 * genhooks.c: Fix typos.
3468 * gimple-fold.c: Fix typos.
3469 * gimple-pretty-print.c: Fix typos.
3470 * gimple.c: Fix typos.
3471 * gimple.h: Fix typos.
3472 * gimplify.c: Fix typos.
3473 * graphite-interchange.c: Fix typos.
3474 * graphite-sese-to-poly.c: Fix typos.
3475 * ifcvt.c: Fix typos.
3476 * input.c: Fix typos.
3477 * ipa-cp.c: Fix typos.
3478 * ipa-inline-analysis.c: Fix typos.
3479 * ipa-inline-transform.c: Fix typos.
3480 * ipa-inline.c: Fix typos.
3481 * ipa-pure-const.c: Fix typos.
3482 * ipa-ref.h: Fix typos.
3483 * ipa-reference.c: Fix typos.
3484 * ipa-utils.c: Fix typos.
3486 * ira-emit.c: Fix typos.
3487 * ira-lives.c: Fix typos.
3488 * lto-streamer.c: Fix typos.
3489 * lto-streamer.h: Fix typos.
3490 * lto-wrapper.c: Fix typos.
3492 * mode-switching.c: Fix typos.
3493 * modulo-sched.c: Fix typos.
3494 * plugin.c: Fix typos.
3495 * postreload.c: Fix typos.
3496 * sched-deps.c: Fix typos.
3497 * sel-sched-ir.c: Fix typos.
3498 * sel-sched-ir.h: Fix typos.
3499 * sel-sched.c: Fix typos.
3500 * sese.c: Fix typos.
3501 * stor-layout.c: Fix typos.
3502 * target-hooks-macros.h: Fix typos.
3503 * target.def: Fix typos.
3504 * trans-mem.c: Fix typos.
3505 * tree-eh.c: Fix typos.
3506 * tree-predcom.c: Fix typos.
3507 * tree-sra.c: Fix typos.
3508 * tree-ssa-address.c: Fix typos.
3509 * tree-ssa-loop-ivopts.c: Fix typos.
3510 * tree-ssa-loop-niter.c: Fix typos.
3511 * tree-ssa-math-opts.c: Fix typos.
3512 * tree-ssa-pre.c: Fix typos.
3513 * tree-ssa-propagate.c: Fix typos.
3514 * tree-ssa-reassoc.c: Fix typos.
3515 * tree-ssa-sccvn.c: Fix typos.
3516 * tree-ssa-ter.c: Fix typos.
3517 * tree-ssa-uninit.c: Fix typos.
3518 * tree-ssanames.c: Fix typos.
3519 * tree-vect-generic.c: Fix typos.
3520 * tree-vect-slp.c: Fix typos.
3521 * tree.c: Fix typos.
3522 * tree.h: Fix typos.
3523 * varasm.c: Fix typos.
3524 * varpool.c: Fix typos.
3526 2012-05-29 Joseph Myers <joseph@codesourcery.com>
3528 * doc/include/texinfo.tex: Update to version 2012-05-16.16.
3530 2012-05-29 Richard Guenther <rguenther@suse.de>
3532 * tree-dfa.c (find_vars_r): Do not call add_referenced_vars
3534 (add_referenced_var_1): Re-organize. Assert we are not
3536 (remove_referenced_var): Likewise.
3537 * varpool.c (add_new_static_var): Use create_tmp_var_raw.
3538 * tree-mudflap.c (execute_mudflap_function_ops): Do not
3539 call add_referenced_var on globals.
3540 * matrix-reorg.c (transform_access_sites): Likewise.
3542 2012-05-29 Steven Bosscher <steven@gcc.gnu.org>
3544 * alias.c (reg_known_value): Make this a VEC.
3545 (reg_known_equiv_p): Make this an sbitmap.
3546 (reg_known_value_size): Remove.
3547 (get_reg_known_value, set_reg_known_value, get_reg_known_equiv_p,
3548 set_reg_known_equiv_p): Update for reg_known_value and
3549 reg_known_value_size data structure change.
3550 (init_alias_analysis, end_alias_analysis): Likewise.
3552 2012-05-29 Jakub Jelinek <jakub@redhat.com>
3555 * input.c (read_line): Use XRESIZEVEC instead of XNEWVEC
3556 to avoid leaking memory. No need to handle memory allocation
3557 failure. Double string_len on each reallocation instead of adding 2.
3558 * gcov.c (read_line): Likewise.
3560 2012-05-29 Hans-Peter Nilsson <hp@axis.com>
3562 * config/cris/cris.h (TARGET_HAS_BREAK, TARGET_TRAP_USING_BREAK8):
3564 * config/cris/cris.md ("trap"): Define, enabled for
3565 TARGET_TRAP_USING_BREAK8.
3566 * config/cris/cris.opt (mtrap-using-break8): New option.
3568 2012-05-28 Paolo Carlini <paolo.carlini@oracle.com>
3571 * doc/invoke.texi: Document -Wmissing-braces not enabled by -Wall
3574 2012-05-28 Hans-Peter Nilsson <hp@axis.com>
3576 * doc/md.texi (stack_protect_test): Remove negation of branch to label.
3577 (Standard Names): Fix typos in documentation of atomic patterns.
3579 2012-05-27 Nathan Sidwell <nathan@acm.org>
3581 * tree.c (build_constructor): Propagate TREE_SIDE_EFFECTS.
3583 2012-05-26 Jason Merrill <jason@redhat.com>
3586 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
3587 about array compound literals.
3589 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
3591 * cfgcleanup.c (try_optimize_cfg): Do not delete forwarder blocks
3592 if CLEANUP_NO_INSN_DEL.
3593 * cfgrtl.c (unique_locus_on_edge_between_p): New function extracted
3594 from cfg_layout_merge_blocks.
3595 (emit_nop_for_unique_locus_between): New function.
3596 (rtl_merge_blocks): Invoke emit_nop_for_unique_locus_between.
3597 (cfg_layout_merge_blocks): Likewise.
3599 2012-05-26 Dimitrios Apostolou <jimis@gmx.net>
3600 Paolo Bonzini <bonzini@gnu.org>
3602 * df-scan.c (df_def_record_1): Assert a parallel must contain an
3603 EXPR_LIST at this point. Receive the LOC and move its extraction...
3604 (df_defs_record): ... here. Change if-else to a switch statement.
3605 (df_find_hard_reg_defs, df_find_hard_reg_defs_1): New.
3606 (df_get_call_refs): Changed defs_generated from bitmap to HARD_REG_SET
3607 and compute it from df_find_hard_reg_defs(). Record DF_REF_BASE
3608 DEFs in REGNO order. Use HARD_REG_SET instead of bitmap for
3609 regs_invalidated_by_call.
3610 (df_insn_refs_collect): Record DF_REF_REGULAR DEFs after
3613 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3616 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
3617 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
3619 2012-05-25 Michael Meissner <meissner@linux.vnet.ibm.com>
3621 * config/rs6000/t-linux64: Delete the 32-bit multilib that uses
3622 software floating point emulation. No longer build the multilibs
3623 with -mstrict-align.
3625 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
3628 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
3629 accessed indirectly.
3630 (ipa_tm_create_version): Same.
3632 2012-05-25 Uros Bizjak <ubizjak@gmail.com>
3635 * config/i386/i386.c (ix86_print_operand) <case 'O'>: Print '.' here.
3636 <case 'C', case 'c', case 'F', case 'f'>: Print '.' only for C and c.
3638 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
3641 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
3642 (ix86_expand_vec_perm): Use int mode instead of float.
3643 (expand_vec_perm_pshufb): Remove handling of useseless type
3646 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3649 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
3650 gnu_ld variables to yes.
3651 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
3652 (HAVE_GNU_AS): Likewise.
3653 * config.in: Regenerate.
3654 * configure: Likewise.
3656 2012-05-25 Tristan Gingold <gingold@adacore.com>
3658 * config/i386/i386.c (struct ix86_frame): Remove unused frame field.
3659 (ix86_compute_frame_layout): Fix type of stack_alignment_needed
3660 and preferred_alignment.
3662 2012-05-25 Tristan Gingold <gingold@adacore.com>
3664 * common/config/ia64/ia64-common.c (ia64_except_unwind_info): Fix typo.
3666 2012-05-25 Thomas Schwinge <thomas@codesourcery.com>
3668 * fold-const.c (optimize_bit_field_compare): Abort early in the strict
3669 volatile bitfields case.
3671 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
3673 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
3674 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
3675 (adjacent_mem_locations): Move some code to and call...
3676 (get_memref_parts): ...new function.
3677 (mem_locations_overlap): New function.
3678 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
3679 (is_mem_ref): Rename to...
3680 (find_mem_ref): ...this. Return MEM rtx.
3681 (get_store_dest): Remove function.
3682 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
3683 new parameter and adjust calls.
3684 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
3685 mem refs overlap for true_store_to_load_dep_costly.
3686 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
3687 passed to adjacent_mem_locations.
3688 (is_costly_group): Walk resolved dependency list.
3689 (force_new_group): Emit group ending nop for Power6/Power7.
3690 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
3691 (group_ending_nop): New define_insn.
3693 2012-05-24 Dodji Seketeli <dodji@redhat.com>
3695 Make unwound macro expansion trace less redundant
3696 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Don't print
3697 context of macro definition in the trace, when it's redundant.
3700 2012-05-24 Richard Guenther <rguenther@suse.de>
3703 * tree-profile.c (tree_profiling): Cleanup the CFG if
3704 execute_fixup_cfg requests it.
3706 2012-05-24 Richard Guenther <rguenther@suse.de>
3708 * tree-flow.h (create_var_ann): Remove.
3709 * tree-dfa.c (create_var_ann): Remove and inline into its
3711 (add_referenced_var_1): ... here.
3712 * varpool.c (add_new_static_var): Do not call add_referenced_var
3714 * gimple-fold.c (canonicalize_constructor_val): Likewise.
3715 * tree-switch-conversion.c (build_one_array): Likewise.
3716 * tree-profile.c (gimple_gen_ic_profiler): Likewise.
3717 * tree-flow-inline.h (gimple_referenced_vars): Guard against
3719 * tree-inline.c (remap_gimple_op_r): Likewise. Check
3720 gimple_referenced_vars instead of gimple_in_ssa_p.
3721 (copy_tree_body_r): Likewise.
3722 (setup_one_parameter): Likewise.
3723 (declare_return_variable): Likewise.
3724 (tree_function_versioning): Likewise.
3726 2012-05-24 Jakub Jelinek <jakub@redhat.com>
3728 PR tree-optimization/53465
3729 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
3730 vr0 into *vr, then vrp_meet that.
3731 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
3732 have any equivalences.
3733 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
3736 2012-05-24 Jim MacArthur <jim.macarthur@arm.com>
3738 * recog.c (reg_fits_class_p): Check both regno and regno + offset are
3740 * regs.h (in_hard_reg_set_p): Assert that regno is a hard register and
3741 check end_regno - 1 is a hard register.
3743 2012-05-24 Richard Guenther <rguenther@suse.de>
3745 * varpool.c (add_new_static_var): Remove call to create_var_ann.
3746 * tree-ssa-operands.c (create_vop_var): Likewise.
3748 2012-05-24 Richard Guenther <rguenther@suse.de>
3751 * tree-ssa-live.c (remove_unused_scope_block_p): Properly
3753 (remove_unused_locals): Pass global_unused_vars to
3754 remove_unused_scope_block_p. Restore code walking all
3755 referenced vars and pruning them.
3757 2012-05-23 Jan Hubicka <jh@suse.cz>
3759 * tree.h (alias_diag_flags): Remove.
3760 (alias_pair): Remove emitted_diags.
3761 (finish_aliases_1, finish_aliases_2, remove_unreachable_alias_pairs,
3762 symbol_alias_set_t, symbol_alias_set_destroy,
3763 symbol_alias_set_contains, propagate_aliases_backward): Remove.
3764 * toplev.c (compile_file): Do not call finish_aliases_2
3765 * cgraphunit.c (cgraph_process_new_functions): Do not call
3767 (handle_alias_pairs): Output diagnostics about aliases to externals.
3768 (assemble_thunks_and_aliases): Use do_assemble_alias.
3769 (output_weakrefs): Likewise.
3770 (finalize_compilation_unit): Do not call finish_aliases_1.
3771 * ipa.c (symtab_remove_unreachable_nodes): De not call
3772 remove_unreachable_alias_pairs.
3773 * varasm.c (do_assemble_alias): Export.
3774 (symbol_alias_set_create, symbol_alias_set_destroy,
3775 symbol_alias_set_contains, symbol_alias_set_insert,
3776 propagate_aliases_forward, propagate_aliases_backward,
3777 propagate_aliases_backward, trivially_visible_alias,
3778 trivially_defined_alias, remove_unreachable_alias_pairs,
3779 finish_aliases_1, finish_aliases_2, assemble_alias): Remove.
3780 * output.h (do_assemble_alias): Declare.
3781 * varpool.c (varpool_remove_unreferenced_decls): Do not call
3784 2012-05-23 Martin Jambor <mjambor@suse.cz>
3786 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
3788 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
3790 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
3792 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
3793 (iterative_hash_gimple_type): Adjust comment.
3794 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
3795 domain for an array type instead of the domain type itself.
3797 2012-05-23 Richard Guenther <rguenther@suse.de>
3799 PR tree-optimization/53438
3800 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
3802 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
3805 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
3806 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
3809 2012-05-23 Richard Guenther <rguenther@suse.de>
3811 * tree-dfa.c (add_referenced_var_1): Do not add global vars.
3812 * tree-ssa-live.c (mark_all_vars_used_1): Handle global vars
3813 via the global_unused_vars bitmap.
3814 (remove_unused_locals): Handle global vars in local-decls via
3815 a global_unused_vars bitmap instead of the used flag in the
3816 var annotation. Simplify global variable handling and removal.
3818 2012-05-22 Jan Hubicka <jh@suse.cz>
3821 * tree-ssa-structalias.c (create_variable_info_for): Skip constructors
3822 from other partitions.
3824 2012-05-22 Jan Hubicka <jh@suse.cz>
3827 * symtab.c (symtab_register_node): Fix ordering issue.
3829 2012-05-22 Steven Drake <sbd@NetBSD.org>
3831 * gcc.c (do_spec_1): Add %M spec token to output multilib_os_dir.
3833 2012-05-22 David Edelsohn <dje.gcc@gmail.com>
3835 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
3836 Use strip_name_encoding target hook.
3838 2012-05-22 Richard Guenther <rguenther@suse.de>
3840 * tree.h (VAR_DECL_IS_VIRTUAL_OPERAND): New.
3841 (init_function_for_compilation): Remove.
3842 * tree-dfa.c (find_vars_r): Take struct function argument.
3843 (find_referenced_vars_in): Adjust.
3844 * tree-ssa-operands.c (clobber_stats): Remove.
3845 (create_vop_var): Take struct function argument. Mark
3846 virtual operand with VAR_DECL_IS_VIRTUAL_OPERAND.
3847 (init_ssa_operands): Take struct function argument.
3848 (fini_ssa_operands): Do not dump dead stats.
3849 * tree-ssa-operands.h (init_ssa_operands): Take struct function
3851 * cgraphunit.c (init_lowered_empty_function): Adjust.
3852 * lto-streamer-in.c (input_cfg): Likewise.
3853 * tree-inline.c (initialize_cfun): Likewise.
3854 * tree-into-ssa.c (rewrite_into_ssa): Likewise.
3855 * omp-low.c (expand_omp_taskreg): Likewise. Avoid switching cfun.
3856 * gimple.c (is_gimple_reg): Optimize the SSA_NAME case,
3857 virtual operands are not registers.
3859 2012-05-22 Richard Guenther <rguenther@suse.de>
3861 * tree-cfg.c (verify_gimple_assign_unary): Fix typo in previous commit.
3863 2012-05-22 Richard Guenther <rguenther@suse.de>
3866 * tree-inline.c (setup_one_parameter): Create a dummy init
3867 statement for unused parameters when not optimizing.
3869 2012-05-22 Richard Guenther <rguenther@suse.de>
3871 * tree-flow.h (add_referenced_var_1): Declare.
3872 (add_referenced_var): Define.
3873 * tree-dfa.c (referenced_var_check_and_insert): Avoid one hash lookup.
3874 (add_referenced_var): Rename to ...
3875 (add_referenced_var_1): ... this. Take struct function argument.
3877 2012-05-22 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3880 * config/arm/arm-protos.h (arm_validize_comparison): Declare.
3881 * config/arm/arm.c (arm_validize_comparison): Define.
3882 * config/arm/arm.md ("cbranchsi4"): Cleanup expansion and use
3883 arm_validize_comparison.
3884 ("cbranchdi4"): Likewise.
3885 ("cstoredi4"): Likewise.
3886 ("movsicc"): Likewise.
3887 ("movsfcc"): Likewise.
3888 ("movdfcc"): Likewise.
3890 2012-05-22 Dimitrios Apostolou <jimis@gmx.net>
3892 * df-scan.c (df_scan_alloc): Round up allocation pools size, reduce
3893 the mw_reg_pool size.
3895 2012-05-22 Paolo Bonzini <bonzini@gnu.org>
3897 PR tree-optimization/53336
3898 * tree-cfg.c (verify_gimple_assign_unary): Allow conversion from
3899 non-integer integral types to offset type and vice versa.
3901 2012-05-22 Alan Modra <amodra@gmail.com>
3903 * config/rs6000/aix.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
3904 * config/rs6000/darwin.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
3905 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE,
3906 V_SAVE_INLINE): Delete.
3907 * config/rs6000/rs6000.c (V_SAVE_INLINE): Delete.
3908 (rs6000_savres_strategy): Reimplement GP/FP/V_SAVE_INLINE logic.
3909 For ELF targets, use out-of-line restores for -Os and any number
3910 of regs if the restore exits, and out-of-line gp save for two or
3911 more regs. Use save_reg_p to test for holes in reg restore set.
3912 Replace "#if" with "if".
3914 2012-05-22 Alan Modra <amodra@gmail.com>
3916 * config/rs6000/rs6000.c (save_reg_p): New function.
3917 (first_reg_to_save, first_fp_reg_to_save): Use it here.
3918 (first_altivec_reg_to_save, restore_saved_cr): Likewise.
3919 (emit_frame_save): Use gen_frame_store.
3920 (gen_frame_mem_offset): Correct SPE condition requiring reg+reg.
3921 (rs6000_emit_prologue): Use save_reg_p. Use gen_frame_store for
3923 (rs6000_emit_epilogue): Use save_reg_p. Use gen_frame_load for
3924 vrsave, toc, gp and fp restores.
3926 2012-05-22 Alan Modra <amodra@gmail.com>
3928 * config/rs6000/rs6000.c: Delete unnecessary forward declarations.
3929 Move those with ATTRIBUTE_UNUSED to immediately before definitions.
3930 Move function pointer variables after forward declarations.
3931 (rs6000_builtin_support_vector_misalignment): Make static.
3932 (rs6000_legitimate_address_p, rs6000_gimplify_va_arg): Likewise.
3933 (rs6000_function_value, rs6000_can_eliminate): Likewise.
3935 2012-05-21 Bernd Schmidt <bernds@codesourcery.com>
3937 PR rtl-optimization/53373
3938 * caller-save.c (save_call_clobbered_regs): Look into a possible
3939 PARALLEL manually rather than using single_set on a call insn.
3941 2012-05-21 Jakub Jelinek <jakub@redhat.com>
3943 PR tree-optimization/53436
3944 * omp-low.c (omp_build_component_ref): New function.
3945 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
3947 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
3949 * config/i386/i386.c (put_condition_code): Change "reverse" and "fp"
3951 (ix86_print_operand) <case 'O'>: Look at mode size of the operand.
3952 Do not print '.' here. Output operand lossage error for unhandled
3957 <case 'z'>: Hardcode "code" argument into error strings.
3959 <case 'D'>: Merge AVX and non-AVX codes.
3960 <case 'C', case 'c', case 'F', case 'f'>: Merge. Fix error string.
3961 Update call to put_condition_code.
3963 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
3965 * config/m68k/m68k.md (*clzsi2_cf): Renamed from clzsi2. Call
3967 (clzsi2): New expander.
3968 (*clzsi2_68k): New insn.
3969 * config/m68k/m68k.h: Update comment about CLZ_DEFINED_VALUE_AT_ZERO.
3971 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
3973 * gimple.h (gimple_set_in_transaction): Remove.
3974 (gimple_in_transaction): Look in BB instead.
3975 (gimple_statement_base): Remove in_transaction field.
3976 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
3977 * trans-mem.c (compute_transaction_bits): Place transaction bit
3978 information into basic blocks.
3980 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
3982 * expr.c (get_def_for_expr_class): Define only if
3983 HAVE_conditional_move.
3984 (convert_tree_comp_to_rtx): Likewise.
3986 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
3989 * config/i386/i386.md (ffs<mode>2): Generate CCCmode compare
3991 (ffssi2_no_cmove): Ditto.
3992 (*ffs<mode>_1): Remove insn pattern.
3993 (*tzcnt<mode>_1): New insn pattern.
3994 (*bsf<mode>1): Ditto.
3996 2012-05-21 Richard Guenther <rguenther@suse.de>
3998 * tree-dfa.c (add_referenced_var): Do not walk DECL_INITIAL for
3999 more referenced vars.
4000 * tree-ssa-live.c (mark_all_vars_used_1): Only set the used
4001 flag on variables that have a var-annotation.
4003 2012-05-21 Joseph Myers <joseph@codesourcery.com>
4006 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
4007 from folded operands before wrapping another around the
4008 conditional expression.
4010 2012-05-21 Jakub Jelinek <jakub@redhat.com>
4012 PR tree-optimization/53366
4013 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
4014 tests if complex_numbers == 2, but there are non-complex number loads
4017 PR tree-optimization/53409
4018 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
4019 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
4021 PR tree-optimization/53410
4022 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
4023 instead of build_int_cst (type, 0) where vector types might be
4024 involved. Instead of build_int_cst (type, 1) convert the original
4025 integer_onep argument to the desired type.
4027 2012-05-21 Michael Matz <matz@suse.de>
4029 * genattrtab.c (attr_rtx_cost): Move earlier, start with cost being 1.
4030 (simplify_test_exp): Handle one more case of distributive law,
4031 decrease cost threshold.
4032 (tests_attr_p, get_attr_order): New functions.
4033 (optimize_attrs): Use topological order, inline only cheap values.
4034 (write_attr_set): Reset our_known_true after some time.
4036 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
4039 * config/i386/i386.c (type_natural_mode): Warn passing SSE
4040 vector argument without SSE enabled changes the ABI.
4042 2012-05-21 Richard Guenther <rguenther@suse.de>
4044 PR tree-optimization/53408
4045 * tree-vect-loop.c (vectorizable_induction): Properly check
4046 the restriction that we cannot handle induction results from
4047 the inner loop outside of the outer loop.
4049 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
4052 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
4053 (UNSPECV_RDRAND): This.
4054 (rdrand<mode>_1): Updated.
4056 2012-05-21 Richard Guenther <rguenther@suse.de>
4058 * tree-loop-distribution.c (can_generate_builtin): Reject
4061 2012-05-21 Chung-Lin Tang <cltang@codesourcery.com>
4063 * Makefile.in (options.c): Add options.h to included header
4066 2012-05-21 Razya Ladelsky <razya@il.ibm.com>
4068 * tree-parloops.c : Add myself to contributors, update
4069 TODO list, add link to wiki.
4071 2012-05-21 Alan Modra <amodra@gmail.com>
4073 * config/rs6000/predicates.md (input_operand): Don't match
4074 constant pool addresses. Remove label_ref, high and plus from
4075 match_code list. Remove redundant CONSTANT_P test.
4076 (splat_input_operand): Similarly update match_code list.
4077 (small_toc_ref): New predicate.
4078 * config/rs6000/rs6000-protos.h (toc_relative_expr_p): Update prototype.
4079 * config/rs6000/rs6000.c (tocrel_base, tocrel_offset): Make const.
4080 (legitimate_constant_pool_address_p): Move TARGET_TOC test and
4081 register checks to..
4082 (toc_relative_expr_p): ..here. Add "strict" param. Match new rtl
4083 generated by create_TOC_reference.
4084 (rs6000_legitimize_address): Update cerate_TOC_reference call.
4085 (rs6000_delegitimize_address): Handle new rtl for toc refs.
4086 (rs6000_cannot_force_const_mem, rs6000_find_base_term): Likewise.
4087 (use_toc_relative_ref): New function, split out from..
4088 (rs6000_emit_move): ..here. Remove redundant tests. Update
4089 create_TOC_reference calls.
4090 (rs6000_legitimize_reload_address): Formatting. Handle splitting
4091 of medium/large model toc addresses. Use use_toc_relative_ref.
4092 (print_operand): Formatting, style. Adjust for toc changes.
4093 (print_operand_address): Likewise.
4094 (rs6000_output_addr_const_extra): Likewise.
4095 (create_TOC_reference): Put TOC_REGISTER in UNSPEC_TOCREL rather
4096 than a PLUS. Use this formulation for both high and low part
4097 of -mcmodel=medium/large toc reference too. Before reload,
4098 always use the small model formulation.
4099 * config/rs6000/rs6000.md (tls_gd, tls_gd_high): Similarly avoid
4100 a PLUS in high part of addresses here.
4101 (tls_ld, tls_ld_high, tls_got_dtprel, tls_got_dtprel_high): Likewise.
4102 (tls_got_tprel, tls_got_tprel_high, largetoc_high): Likewise.
4103 (largetoc_high, largetoc_low): Move earlier. Cope when no
4105 (largetoc_high_plus): New insn.
4106 (movsi_internal1, movsi_internal1_single, movsf_softfloat,
4107 movdi_mfpgpr, movdi_internal64): Don't handle 'R' constraint here..
4108 (tocref): ..instead do so here, new insn and split.
4110 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
4112 * config/i386/driver-i386.c (host_detect_local_cpu): Support
4113 RDRND, F16C and FSGSBASE.
4115 2012-05-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4117 PR rtl-optimzation/53373
4118 * config/pa/pa.md (call_symref_pic): Don't expose PIC register save in
4119 call pattern. Update split patterns.
4120 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
4121 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
4123 2012-05-20 Razya Ladelsky <razya@il.ibm.com>
4125 * tree-parloops.c (gen_parallel_loop): Change many_iterations_cond
4128 2012-05-18 Jan Hubicka <jh@suse.cz>
4130 * cgraphunit.c (handle_alias_pairs): Declare; free alias_pairs
4131 (cgraph_process_new_functions): Process also aliases.
4132 * lto-streamer-out.c (struct sets): Remove.
4133 (trivally_defined_alias): Remove.
4134 (output_alias_pair_p): Remove.
4135 (output_unreferenced_globals): Remove.
4136 (produce_symtab); Do not handle alias pairs.
4137 (produce_asm_for_decls): Likewise.
4138 * lto-streamer-in.c (input_alias_pairs): Remove.
4139 (lto_read_body): Do not input alias pairs.
4140 (lto_input_constructors_and_inits): Remove.
4142 2012-05-18 Jan Hubicka <jh@suse.cz>
4144 * cgraphunit.c (handle_alias_pairs): Cleanup; handle all types of
4147 2012-05-18 Jan Hubicka <jh@suse.cz>
4149 * cgraphbuild.c (record_reference): Update.
4150 * lto-cgraph.c (lto_output_varpool_node): External vars
4151 are not in other partition even if they are not output
4152 in current partition.
4153 * gimple-fold.c (can_refer_decl_in_current_unit_p): Take FROM_DECL
4155 (canonicalize_constructor_val): Take FROM_DECL argument.
4156 (fold_ctor_reference, fold_string_cst_ctor_reference,
4157 fold_array_ctor_reference, fold_nonarray_ctor_reference,
4158 fold_ctor_reference): Likewise.
4159 (fold_const_aggregate_ref_1, gimple_get_virt_method_for_binfo): Update.
4160 * gimple.h (gimple_fold_builtin): Likewise.
4162 2012-05-18 Olivier Hainque <hainque@adacore.com>
4164 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
4165 $(libsubdir) as libexecsubdir.
4167 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4169 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
4170 relied on signed overflow behavior.
4172 2012-05-18 Richard Guenther <rguenther@suse.de>
4174 PR tree-optimization/53346
4175 * tree-loop-distribution.c (ldist_gen): Make sure to apply
4176 builtin transform even when only a single partition with
4177 all reads/writes exists.
4179 2012-05-18 Richard Guenther <rguenther@suse.de>
4181 PR tree-optimization/53390
4182 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Ignore
4185 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4187 * tree-ssa-reassoc.c (bip_map): Remove decl.
4188 (completely_remove_stmt): Remove function.
4189 (remove_def_if_absorbed_call): Remove function.
4190 (remove_visited_stmt_chain): Remove __builtin_powi handling.
4191 (possibly_move_powi): Remove function.
4192 (rewrite_expr_tree): Remove calls to possibly_move_powi.
4193 (rewrite_expr_tree_parallel): Likewise.
4194 (attempt_builtin_powi): Build multiplies explicitly rather than
4195 relying on the ops vector and rank system.
4196 (transform_stmt_to_copy): New function.
4197 (transform_stmt_to_multiply): Likewise.
4198 (reassociate_bb): Handle leftover operations after __builtin_powi
4199 optimization; build a final multiply if necessary.
4201 2012-05-18 Jan Hubicka <jh@suse.cz>
4203 * cgraphunit.c (varpool_finalize_decl): Allow external decls.
4204 (mark_functions_to_output): Fix sanity check.
4205 * ipa.c (function_and_variable_visibility): Remove TREE_STATIC check.
4207 2012-05-18 Richard Guenther <rguenther@suse.de>
4209 * tree-flow.h (mark_symbols_for_renaming): Remove.
4210 * tree-dfa.c (mark_symbols_for_renaming): Likewise.
4211 * tree-inline.c (copy_edges_for_bb): Do not mark symbols for renaming.
4212 (copy_debug_stmt): Likewise.
4213 (expand_call_inline): Likewise.
4214 (declare_return_variable): Mark the return variable for renaming
4217 2012-05-18 Andrew Stubbs <ams@codesourcery.com>
4219 * config/arm/arm-protos.h (arm_emit_coreregs_64bit_shift): New
4221 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): New function.
4222 * config/arm/arm.md (ashldi3): Use arm_emit_coreregs_64bit_shift.
4223 (ashrdi3,lshrdi3): Likewise.
4224 (arm_cond_branch): Remove '*' to enable gen_arm_cond_branch.
4226 2012-05-18 Meador Inge <meadori@codesourcery.com>
4228 PR rtl-optimization/53352
4229 * cse.c (equiv_constant): Ignore paradoxical subregs.
4231 2012-05-17 Steven Bosscher <steven@gcc.gnu.org>
4233 PR rtl-optimization/53125
4234 * regstat.c (regstat_bb_compute_ri): Take new local_live_last_luid
4235 argument. Simplify calculation of REG_LIVE_LENGTH for regnos that
4236 die in the basic block. Correctly top off REG_FREQ and
4237 REG_FREQ_CALLS_CROSSED.
4239 (regstat_compute_ri): Allocate and free local_live_last_luid.
4241 (regstat_bb_compute_calls_crossed): Correctly top off
4242 REG_FREQ_CALLS_CROSSED.
4244 2012-05-17 Jan Hubicka <jh@suse.cz>
4246 * lto-symtab.c (lto_symtab_resolve_symbols): Preffer decl with
4247 constructor over decl without.
4248 * cgraph.c (cgraph_remove_node): Clear also body of unanalyzed nodes.
4249 * cgraph.h (varpool_can_remove_if_no_refs): Handle external correctly.
4250 * cgraphunit.c (process_function_and_variable_attributes): Finalize
4252 (mark_functions_to_output): Also accept bodies for functions with
4254 (output_in_order): Skip external vars.
4255 * lto-cgraph.c (lto_output_node): External functions are never in other
4257 (lto_output_varpool_node): Likewise.
4258 * lto-streamer-out.c (lto_write_tree): Always use error_mark_nodes for
4259 forgotten initializers.
4260 * ipa.c (process_references): Handle external vars.
4261 (symtab_remove_unreachable_nodes): Update to handle external vars.
4262 (varpool_externally_visible_p): External vars are externally visible.
4263 * gimple-fold.c (can_refer_decl_in_current_unit_p): Update.
4264 * varpool.c (varpool_remove_node): Remove constructor.
4265 (decide_is_variable_needed): Handle externals.
4266 (varpool_remove_unreferenced_decls): Likewise.
4268 2012-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
4270 * opts.c (common_handle_option): -pedantic-errors enables -Wpedantic.
4271 (enable_warning_as_error): Do not special case Wuninitialized.
4272 * optc-gen.awk: Add sanity checks.
4274 2012-05-17 Jan Hubicka <jh@suse.cz>
4276 * ipa-reference.c (is_proper_for_analysis): Do not check flags
4277 that might change as result of global optimization.
4278 (analyze_function): Do not check analyzed and externally_visible
4279 flags; be happy about address dereferences.
4280 (propagate): Prune all_module_statics so it really contains just
4281 statics; prune all the local summaries.
4282 (ipa_reference_write_optimization_summary): Simplify.
4284 2012-05-17 Kwok Cheung Yeung <kcy@codesourcery.com>
4286 * config/m68k/m68k-devices.def: Add 51ag, 51je, 51jf, 51jg, 51mm, 51qm.
4287 * config/m68k/m68k-tables.opt: Regenerated.
4288 * doc/invoke.texi (M680x0 Options): Document.
4290 2012-05-16 Dave Boutcher <daveboutcher@gmail.com>
4291 Patrick Marlier <patrick.marlier@gmail.com>
4293 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
4296 2012-05-16 H.J. Lu <hongjiu.lu@intel.com>
4298 * configure: Regenerated.
4300 2012-05-16 Andrew Pinski <apinski@cavium.com>
4302 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
4305 2012-05-16 David S. Miller <davem@davemloft.net>
4307 * jump.c (delete_related_insns): If we remove a CALL, make sure
4308 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
4310 2012-05-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4312 PR tree-optimization/53217
4313 * tree-ssa-reassoc.c (bip_map): New static variable.
4314 (possibly_move_powi): Move feeding multiplies with __builtin_powi call.
4315 (attempt_builtin_powi): Save feeding multiplies on a stack.
4316 (reassociate_bb): Create and destroy bip_map.
4318 2012-05-16 Olivier Hainque <hainque@adacore.com>
4320 * Makefile.in (install-no-fixedincludes): New target, former toplevel
4321 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
4322 Add comments and improve stamp preservation across the whole sequence.
4323 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
4325 2012-05-16 Richard Guenther <rguenther@suse.de>
4327 * tree-inline.c (insert_init_stmt): Do not call
4328 mark_symbols_for_renaming.
4329 (setup_one_parameter): Avoid initializing unused parameters.
4330 (declare_return_variable): Properly handle DECL_BY_REFERENCE
4331 return vars in SSA form.
4333 2012-05-16 Richard Guenther <rguenther@suse.de>
4335 * tree-flow.h (get_virtual_var): Remove.
4336 * tree-dfa.c (get_virtual_var): Likewise.
4338 2012-05-16 Richard Guenther <rguenther@suse.de>
4340 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1):
4341 Remove set-only bitmap of new names.
4342 (slpeel_tree_peel_loop_to_edge): Likewise. Do not set
4344 * tree-flow.h (ssa_names_to_replace): Remove.
4345 * tree-into-ssa.c (ssa_names_to_replace): Likewise.
4347 2012-05-16 Richard Guenther <rguenther@suse.de>
4349 PR tree-optimization/53364
4350 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
4351 detect a view-conversion of the decl.
4353 2012-05-16 Dodji Seketeli <dodji@redhat.com>
4355 PR preprocessor/7263
4356 * c-tree.h (enum c_declspec_word): Declare new enum.
4357 (struct c_declspecs::locations): New member.
4358 (declspecs_add_qual, declspecs_add_scspec)
4359 (declspecs_add_addrspace, declspecs_add_alignas): Take a new
4361 * c-decl.c (build_null_declspecs): Initialize the new struct
4362 c_declspecs::locations member.
4363 (declspecs_add_addrspace): Take a location parameter for the
4364 address space. Store it onto declaration specifiers.
4365 (declspecs_add_qual): Likewise, take a location parameter for the
4367 (declspecs_add_type): Likewise, take a location parameter for the
4369 (declspecs_add_scspec): Likewise, take a location parameter for
4370 the storage class specifier.
4371 (declspecs_add_attrs): Likewise, take a location parameter for the
4373 (declspecs_add_alignas): Likewise, take a location parameter for
4375 (finish_declspecs): For diagnostics, use the location of the
4376 relevant declspec, instead of the global input_location.
4377 * c-parser.c (c_parser_parameter_declaration): Pass the precise
4378 virtual location of the declspec to the declspecs-setters.
4379 (c_parser_declspecs): Likewise. Avoid calling c_parser_peek_token
4382 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
4384 * configure.ac: Stack protector enabling for Android targets.
4385 * configure: Regenerate.
4387 2012-05-16 Richard Sandiford <r.sandiford@uk.ibm.com>
4389 * ira.c (pseudo_move_insn): Delete.
4390 (find_moveable_pseudos): Don't set it.
4391 (move_unallocated_pseudos): Use DF_REG_DEF_CHAIN to find
4392 the definitions of the original pseudo. Delete all of them.
4394 2012-05-16 Olivier Hainque <hainque@adacore.com>
4396 * config/rs6000/rs6000-opts.h (enum processor_type): Add
4398 * config/rs6000/rs6000-cpus.def: Reference it for cpu="8548".
4399 * config/rs6000/rs6000.md (cpu attribute definition): Add ppc8548.
4400 * config/rs6000/8540.md: indicate that the units/patterns apply to
4403 * config/rs6000/rs6000.c (rs6000_option_override_internal): Rename
4404 default_cpu into implicit_cpu, conveying what --with-cpu was passed at
4405 configure time. Treat implicit_cpu as have_CPU. Pick defaults for SPE
4406 related flags, check that what is queried is supported by the selected
4407 configuration. Rework the single/double_float and MASK_STRING resets to
4408 hit for all the E500 cores (854x + E500MC variants). Select the ppc8540
4409 costs for PROCESSOR_PPC8548 as well.
4410 (rs6000_issue_rate): case CPU_PPC8548 together with CPU_PPC8540.
4411 (rs6000_use_sched_lookahead): Likewise, rewriting function as a case
4412 statement instead of a sequence of ifs.
4414 * config/rs6000/rs6000.h (TARGET_E500): Remove.
4415 (TARGET_NO_LWSYNC): Adjust accordingly.
4416 * config/rs6000/e500.h (TARGET_E500): Remove.
4417 (CHECK_E500_OPTIONS): Adjust accordingly.
4418 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove.
4419 (TARGET_DEFAULT): Reformat definition to match the one in linuxspe.h.
4420 * config/rs6000/linuxspe.h: Likewise.
4421 * config/rs6000/vxworks.h: Remove bogus TARGET_E500 overrides and
4422 superfluous comments.
4423 * config/rs6000/e500-double.h: Remove.
4425 * config.gcc (pick a default with_cpu): For powerpc*-*-*spe*,
4426 default to with_cpu=8548 if --enable-e500-double, and to 8540
4428 (set misc flags section): For powerpc*|rs6000*, remove inclusion
4429 of e500-double.h for --enable-e500-double.
4431 2012-05-16 Olivier Hainque <hainque@adacore.com>
4433 * Makefile.in (s-header-vars): Resort to -n instead of trailing
4434 -e d in sed invocation.
4436 2012-05-16 Hans-Peter Nilsson <hp@axis.com>
4438 * doc/tm.texi.in (Type Layout) <SIZE_TYPE>: Update reference to
4440 * doc/tm.texi: Regenerate.
4442 2012-05-15 Paolo Carlini <paolo.carlini@oracle.com>
4444 * tree.h (EXPR_LOCATION): Use CAN_HAVE_LOCATION_P.
4446 2012-05-15 Jakub Jelinek <jakub@redhat.com>
4449 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
4450 that operands[2] is either immediate, or q_regs_operand.
4452 2012-05-15 Richard Guenther <rguenther@suse.de>
4454 * cgraphunit.c (thunk_adjust): Use make_rename_temp.
4455 (assemble_thunk): Likewise. Manually rename and register
4458 2012-05-15 Richard Guenther <rguenther@suse.de>
4460 PR tree-optimization/53355
4461 * tree-vrp.c (extract_range_from_binary_expr_1): Handle LSHIFT_EXPRs
4464 2012-05-15 Tristan Gingold <gingold@adacore.com>
4466 * tree-ssa-strlen.c (get_string_length): Convert lhs if needed.
4468 2012-05-15 Richard Guenther <rguenther@suse.de>
4470 * gimple.c (gimple_set_modified): Move ...
4471 * gimple.h (gimple_set_modified): ... here.
4473 2012-05-15 Tristan Gingold <gingold@adacore.com>
4475 * ira-color.c (move_spill_restore): Add a guard.
4477 2012-05-15 Tristan Gingold <gingold@adacore.com>
4479 * config/ia64/ia64.c (ia64_emit_probe_stack_range): Adjust calls to
4482 2012-05-15 Eric Botcazou <ebotcazou@adacore.com>
4484 * gimplify.c (gimplify_init_constructor): Do a block move for very
4485 small objects as well.
4487 2012-05-15 Bernd Schmidt <bernds@codesourcery.com>
4489 * ira.c (find_moveable_pseudos): Skip registers whose
4490 DF_REG_EQ_USE_COUNT is nonzero.
4492 2012-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
4494 * doc/md.texi (fma): Define to only be applicable for single rounding.
4496 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
4499 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
4500 generate target register for "load" class builtins.
4503 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
4506 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
4507 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
4508 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
4509 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
4510 (<sse>_movu<ssemodesuffix>): New expander.
4511 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
4512 (avx_movdqu<avxmodesuffix>): New expander.
4513 (*sse2_movdqu): Rename from sse2_movdqu.
4514 (sse2_movdqu): New expander.
4516 2012-05-14 Marc Glisse <marc.glisse@inria.fr>
4519 * config/i386/i386.c (ix86_expand_vec_perm_const): Move code to ...
4520 (canonicalize_perm): ... new function.
4521 (expand_vec_perm_2vperm2f128_vshuf): New function.
4522 (ix86_expand_vec_perm_const_1): Call it.
4524 2012-05-14 Andrew Pinski <apinski@cavium.com>
4525 H.J. Lu <hongjiu.lu@intel.com>
4526 Jakub Jelinek <jakub@redhat.com>
4529 * config/i386/i386.md (xbegin_1): Use + in constraint and match_dup.
4532 2012-05-14 Jakub Jelinek <jakub@redhat.com>
4534 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
4535 lineno 1 the same as lineno 0 before first start file directive.
4536 (optimize_macinfo_range): Likewise.
4538 * dwarf2out.c (have_macinfo): Define.
4539 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
4540 attribute, don't force empty compilation unit and don't emit any
4541 .debug_macinfo/.debug_macro section if macinfo_table is empty.
4543 2012-05-14 Georg-Johann Lay <avr@gjlay.de>
4546 * config/avr/avr.c (avr_const_address_lo16): Remove.
4547 (avr_assemble_integer): Print ".byte lo8(x)",
4548 ".byte hi8(x)", ".byte hh8(x)" instead of emit an assembler
4549 .warning if 3-byte address is assembled.
4550 * doc/extend.texi (AVR Named Address Spaces): Document that
4551 binutils 2.23 is needed to assemble 3-byte addresses.
4553 2012-05-14 Richard Guenther <rguenther@suse.de>
4555 * tree-vect-data-refs.c (vect_setup_realignment): Remove
4556 call to mark_symbols_for_renaming.
4557 (vect_permute_load_chain): Likewise.
4558 * tree-vect-loop.c (vect_is_slp_reduction): Update stmt
4559 instead of calling mark_symbols_for_renaming.
4560 * tree-vect-stmts.c (read_vector_array): Remove call to
4561 mark_symbols_for_renaming.
4562 (write_vector_array): Likewise.
4563 (vectorizable_call): Likewise.
4564 (vectorizable_store): Likewise.
4565 (vectorizable_load): Likewise.
4566 * matrix-reorg.c (transform_allocation_sites): Likewise.
4567 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
4568 (create_expression_by_pieces): Likewise.
4570 2012-05-14 Richard Guenther <rguenther@suse.de>
4572 * gimplify.c (gimple_regimplify_operands): Only mark the LHS
4573 of statements for renaming.
4574 (force_gimple_operand_1): Likewise, consistently for both
4575 calls to force_gimple_operand and force_gimple_operand_gsi.
4577 2012-05-14 Richard Guenther <rguenther@suse.de>
4579 * tree-dfa.c (make_rename_temp): Be forgiving if not in SSA form.
4580 * omp-low.c (expand_omp_taskreg): Properly conditionalize call
4582 (expand_omp_for): Likewise.
4583 (expand_omp_for_generic): Adjust conditional add to referenced vars.
4584 Use make_rename_temp for temporaries that should be rewritten into
4586 (expand_omp_for_static_nochunk): Likewise.
4587 (expand_omp_atomic_pipeline): Likewise.
4589 2012-05-14 Richard Guenther <rguenther@suse.de>
4591 PR tree-optimization/53331
4592 * tree-vect-data-refs.c (vect_verify_datarefs_alignment): Ignore
4594 * tree-vect-stmts.c (vect_model_load_cost): Handle strided loads.
4596 2012-05-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
4599 * doc/options.texi: (LangEnabledBy): Document it.
4600 * optc-gen.awk: Handle LangEnabledBy.
4601 * opth-gen.awk: Generate declaration for lang-specific functions.
4602 * opt-read.awk: Record lang numbers.
4603 * opt-functions.awk (flag_set_p): Ignore the arguments of flags.
4604 (lang_sanitized_name): New.
4606 2012-05-14 Bernd Schmidt <bernds@codesourcery.com>
4608 * attribs.c (decl_attributes): Avoid emitting a warning if
4610 * doc/rtl.texi (CALL_INSN_FUNCTION_USAGE): Use lowercase for rtx
4611 codes. Document meaning of sets inside CALL_INSN_FUNCTION_USAGE.
4612 * builtin-attrs.def (DEF_ATTR_FOR_STRING): Define. Use it to
4613 define a string "1".
4614 (ATTR_RET1_NOTHROW_NONNULL_LEAF): New attr definition.
4615 * builtins.def (BUILT_IN_MEMCPY, BUILT_IN_MEMMOVE, BUILT_IN_MEMSET,
4616 BUILT_IN_STRCPY): Use it for these functions.
4617 * postreload.c (reload_combine): Deal with SETs inside
4618 CALL_INSN_FUNCTION_USAGE.
4619 * caller-save.c (setup_save_areas, save_call_clobbered_regs):
4620 Look for REG_RETURNED notes and use a cheap restore if possible.
4621 * ira-int.h (struct ira_allocno): New member cheap_calls_crossed_num.
4622 (ALLOCNO_CHEAP_CALLS_CROSSED_NUM): New macro.
4623 * ira-build.c (ira_create_allocno, create_cap_allocno,
4624 propagate_allocno_info, propagate_some_info_from_allocno,
4625 copy_info_to_removed_store_destination, ira_flattening): Handle it.
4626 * ira-lives.c (pseudo_regno_single_word_and_live_p,
4627 find_call_crossed_cheap_reg): New static functions.
4628 (process_bb_node_lives): Look for SETs in CALL_INSN_FUNCTION_USAGE,
4629 and set ALLOCNO_CHEAP_CALLS_CROSSED_NUM if possible. Also make
4630 a REG_RETURNED note in that case.
4631 * ira.c (setup_reg_renumber): Change assert to allow cases where
4632 allocnos only cross calls for which they are cheap to restore.
4633 * ira-costs.c (ira_tune_allocno_costs): Compare
4634 ALLOCNO_CALLS_CROSSED_NUM to ALLOCNO_CHEAP_CALLS_CROSSED_NUM rather
4636 * reg-notes.def (REG_RETURNED): New note.
4637 * cse.c (cse_insn): Likewise.
4638 * sched-deps.c (sched_analyze_insn): Likewise.
4639 * expr.c (init_block_move_fn): Set a "fn spec" attribute.
4640 * calls.c (decl_return_flags): New static function.
4641 (expand_call): Generate a SET in CALL_INSN_FUNCTION_USAGE for
4642 functions that return one of their arguments.
4643 * regcprop.c (struct kill_set_value_data): New.
4644 (kill_set_value): Interpret data as a pointer to such a struct.
4645 Do nothing if the caller wants the register to be ignored.
4646 (copyprop_hardreg_forward_1): Handle SETs in CALL_INSN_FUNCTION_USAGE.
4648 2012-05-14 Richard Guenther <rguenther@suse.de>
4650 PR tree-optimization/53340
4651 * tree-ssa-pre.c (op_valid_in_sets): Fix error in last commit.
4653 2012-05-14 Richard Guenther <rguenther@suse.de>
4655 * gimplify.c (gimplify_expr): Remove odd code.
4657 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
4659 * stor-layout.c (bit_from_pos): Distribute conversion to bitsizetype
4660 into a PLUS_EXPR byte offset.
4662 * tree-ssa-pre.c (can_value_number_call): Delete.
4663 (compute_avail): Skip all statements with side effects.
4664 <GIMPLE_CALL>: Skip calls to internal functions.
4666 2012-05-13 Steven Bosscher <steven@gcc.gnu.org>
4668 * config/pa/pa.md: Use define_c_enum for "unspec" and "unspecv".
4670 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
4672 * common.opt (Wtype-limits): Use EnabledBy.
4674 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
4676 * config/i386/i386.md (*pushtf): Enable for TARGET_SSE.
4677 (pushtf splitter): Ditto.
4679 (*movtf_internal): Ditto. Use V4SFmode for !TARGET_SSE2.
4680 (<code>tf2): Enable for TARGET_SSE.
4681 (*absnegtf2_sse): Ditto.
4682 (copysign<mode>3): Enable TFmode for TARGET_SSE.
4683 (copysign<mode>3_const): Ditto.
4684 (copysign<mode>3_var): Ditto.
4685 * config/i386/sse.md (<code>tf3): Enable for TARGET_SSE.
4686 (*andnottf3): Ditto. Use V4SFmode for !TARGET_SSE2.
4687 (*<code>tf3): Ditto.
4688 * config/i386/i386.c (struct builtin_description bdesc_args)
4689 <IX86_BUILTIN_FABSQ>: Enable for TARGET_SSE.
4690 <IX86_BUILTIN_COPYSIGNQ>: Ditto.
4691 (ix86_expand_builtin) <IX86_BUILTIN_FABSQ, IX86_BUILTIN_COPYSIGNQ>:
4692 Emit a normal call if SSE isn't available.
4694 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
4696 * config/i386/sse.md (<sse>_andnot<mode>3): Handle
4697 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
4698 (<code><mode>3): Ditto.
4699 (*andnot<mode>3): Ditto.
4700 (*andnottf3): Ditto.
4701 (*<code><mode>3): Ditto.
4704 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
4706 * optc-gen.awk: Error instead of warning for conflicting help.
4708 2012-05-12 Jason Merrill <jason@redhat.com>
4711 * dwarf2out.c (build_local_stub): Prefer DW_AT_signature for
4714 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
4716 * function.c (requires_stack_frame_p): If the function can throw
4717 non-call exceptions, return true if the insn can throw internally.
4719 2012-05-12 Paolo Carlini <paolo.carlini@oracle.com>
4721 * doc/generic.texi: Rename TYPE_PTRMEM_P to TYPE_PTRDATAMEM_P.
4723 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
4725 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
4726 ORDERED and UNORDERED conditions.
4728 2012-05-11 Richard Guenther <rguenther@suse.de>
4730 * tree-flow.h (referenced_var_check_and_insert): Remove.
4731 (find_new_referenced_vars): Likewise.
4732 * tree-dfa.c (referenced_var_check_and_insert): Make static.
4733 (find_new_referenced_vars_1, find_new_referenced_vars): Remove.
4734 * tree-inline.c (copy_bb): Use find_referenced_vars_in
4735 instead of find_new_referenced_vars.
4736 * gimple-fold.c (gimplify_and_update_call_from_tree): Likewise.
4738 2012-05-11 Richard Guenther <rguenther@suse.de>
4740 * tree-pass.h (pass_rest_of_compilation,
4741 pass_all_optimizations, pass_postreload, pass_all_early_optimizations):
4743 * passes.c (pass_all_optimizations, pass_postreload,
4744 pass_all_early_optimizations): Make static.
4745 (pass_rest_of_compilation): Likewise. Make it an RTL_PASS.
4746 * tree-phinodes.c (init_phinodes, fini_phinodes): Remove.
4747 * tree-ssa.c (init_tree_ssa): Do not call init_phinodes.
4748 (delete_tree_ssa): Do not call fini_phinodes.
4749 * tree-flow.h (init_phinodes, fini_phinodes): Remove.
4751 2012-05-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
4754 * doc/options.texi (EnabledBy): Document
4755 * opts.c: Include opts.h and options.h before tm.h.
4756 (finish_options): Do not handle some sub-options here...
4757 (common_handle_option): ... instead call common_handle_option_auto
4759 * optc-gen.awk: Handle EnabledBy.
4760 * opth-gen.awk: Declare common_handle_option_auto.
4761 * common.opt (Wuninitialized): Use EnabledBy. Delete Init.
4762 (Wmaybe-uninitialized): Likewise.
4763 (Wunused-but-set-variable): Likewise.
4764 (Wunused-function): Likewise.
4765 (Wunused-label): Likewise.
4766 (Wunused-value): Likewise.
4767 (Wunused-variable): Likewise.
4768 * opt-read.awk: Create opt_numbers array.
4770 2012-05-11 Richard Guenther <rguenther@suse.de>
4772 PR tree-optimization/53295
4773 * tree-data-ref.h (stride_of_unit_type_p): Handle non-constant
4775 * tree-data-ref.c (dr_analyze_innermost): Allow non-constant
4776 strides when analyzing data-references in a loop context.
4777 * tree-vect-data-refs.c (vect_mark_for_runtime_alias_test): Reject
4778 non-constant strides for now.
4779 (vect_enhance_data_refs_alignment): Ignore data references
4780 that are strided loads.
4781 (vect_analyze_data_ref_access): Handle non-constant strides.
4782 (vect_check_strided_load): Verify the data-reference is a load.
4783 (vect_analyze_data_refs): Restructure to make strided load
4784 support not dependent on gather support.
4785 * tree-vect-stmts.c (vectorizable_load): Avoid useless work
4786 when doing strided or gather loads.
4787 * tree-vect-loop-manip.c (vect_vfa_segment_size): Use
4788 integer_zerop to compare stride with zero.
4790 2012-05-11 H.J. Lu <hongjiu.lu@intel.com>
4792 * config/i386/driver-i386.c (host_detect_local_cpu): Support RTM.
4794 2012-05-11 Jan Hubicka <jh@suse.cz>
4797 * varpool.c (varpool_assemble_decl): Also output constat pool entries
4798 that output_constant_pool missed.
4800 2012-05-11 Mingjie Xing <mingjie.xing@gmail.com>
4802 * config/mips/t-vxworks: Change MUTLILIB_EXTRA_OPTS to
4803 MULTILIB_EXTRA_OPTS.
4805 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
4808 * config/i386/i386.md (xtest): Use NE condition in ix86_expand_setcc.
4810 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
4812 * config/i386/i386.md (*movti_internal_rex64): Avoid MOVAPS size
4813 optimization for TARGET_AVX.
4814 (*movti_internal_sse): Ditto.
4815 (*movdi_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
4816 (*movdi_internal): Ditto.
4817 (*movsi_internal): Ditto.
4818 (*movtf_internal): Avoid MOVAPS size optimization for TARGET_AVX.
4819 (*movdf_internal_rex64): Ditto.
4820 (*movfd_internal): Ditto.
4821 (*movsf_internal): Ditto.
4822 * config/i386/sse.md (mov<mode>): Handle TARGET_SSE_LOAD0_BY_PXOR.
4824 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
4826 * dwarf2out.c (add_byte_size_attribute) <RECORD_TYPE>: Handle variable
4827 reference as size attribute.
4829 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
4830 Tristan Gingold <gingold@adacore.com>
4832 * doc/md.texi (Standard Names): Document probe_stack_address.
4833 * explow.c (emit_stack_probe): Handle probe_stack_address.
4834 * config/ia64/ia64.md (UNSPECV_PROBE_STACK_ADDRESS): New constant.
4835 (UNSPECV_PROBE_STACK_RANGE): Likewise.
4836 (probe_stack_address): New insn.
4837 (probe_stack_range): Likewise.
4838 * config/ia64/ia64.c: Include common/common-target.h.
4839 (ia64_compute_frame_size): Mark r2 and r3 as used if static stack
4840 checking is enabled.
4841 (ia64_emit_probe_stack_range): New function.
4842 (output_probe_stack_range): Likewise.
4843 (ia64_expand_prologue): Invoke ia64_emit_probe_stack_range if static
4844 builtin stack checking is enabled.
4845 (rtx_needs_barrier) <UNSPEC_VOLATILE>: Handle UNSPECV_PROBE_STACK_RANGE
4846 and UNSPECV_PROBE_STACK_ADDRESS.
4847 (unknown_for_bundling_p): New predicate.
4848 (group_barrier_needed): Use important_for_bundling_p.
4849 (ia64_dfa_new_cycle): Use unknown_for_bundling_p.
4850 (issue_nops_and_insn): Likewise.
4851 (bundling): Likewise.
4852 (final_emit_insn_group_barriers): Likewise.
4853 * config/ia64/ia64-protos.h (output_probe_stack_range): Declare.
4854 * config/ia64/hpux.h (STACK_CHECK_STATIC_BUILTIN): Define.
4855 (STACK_CHECK_PROTECT): Likewise.
4856 * config/ia64/linux.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
4858 2012-05-10 Jan Hubicka <jh@suse.cz>
4860 * ipa-inline.c (update_all_callee_keys): Remove.
4861 (inline_small_functions): Simplify priority updating.
4863 2012-05-10 Jan Hubicka <jh@suse.cz>
4865 * ipa.c (symtab_remove_unreachable_nodes): Fix marking of clones.
4867 2012-05-10 Jan Hubicka <jh@suse.cz>
4869 * cgraph.h (cgraph_remove_unreachable_nodes): Rename to ...
4870 (symtab_remove_unreachable_nodes): ... this one.
4871 * ipa-cp.c (ipcp_driver): Do not remove unreachable nodes.
4872 * cgraphunit.c (ipa_passes): Update.
4873 * cgraphclones.c (cgraph_materialize_all_clones): Update.
4874 * cgraph.c (cgraph_release_function_body): Only turn initial
4875 into error mark when initial was previously set.
4876 * ipa-inline.c (ipa_inline): Update.
4877 * ipa.c: Include ipa-inline.h
4878 (enqueue_cgraph_node, enqueue_varpool_node): Remove.
4879 (enqueue_node): New function.
4880 (process_references): Update.
4881 (symtab_remove_unreachable_nodes): Cleanup.
4882 * passes.c (execute_todo, execute_one_pass): Update.
4884 2012-05-10 Vladimir Makarov <vmakarov@redhat.com>
4886 PR rtl-optimization/53125
4887 * ira.c (ira): Call find_moveable_pseudos and
4888 move_unallocated_pseudos if only ira_conflicts_p is true.
4890 2012-05-10 Uros Bizjak <ubizjak@gmail.com>
4892 * config/i386/i386.md (*movoi_internal_avx): Handle
4893 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL and TARGET_SSE_TYPELESS_STORES.
4894 (*movti_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
4895 (*movti_internal_sse): Ditto.
4896 (*movtf_internal): Ditto.
4897 * config/i386/sse.md (ssePSmode): New mode attribute.
4898 (*move<mode>_internal): Use ssePSmode.
4899 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Ditto.
4900 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
4901 * config/i386/i386.c (standard_sse_constant_opcode): Do not handle
4902 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL here.
4904 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
4906 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
4907 DECL_ORIGINAL_TYPE if it is present.
4909 2012-05-10 Nick Clifton <nickc@redhat.com>
4912 * config/m32c/bitops.md (bset_qi): Change operand 2 from having
4913 a "0" constraint to being a (match_dup 0).
4915 2012-05-10 Richard Guenther <rguenther@suse.de>
4917 * stor-layout.c (byte_from_pos): Amend comment.
4919 2012-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4921 * doc/extend.texi (X86 Built-in Functions, __builtin_cpu_init):
4922 Document requirement to call in constructors.
4924 * config/i386/i386.c: Update comments for i386-cpuinfo.c name change.
4926 2012-05-10 Richard Guenther <rguenther@suse.de>
4928 * tree.h (TYPE_IS_SIZETYPE): Remove.
4929 * fold-const.c (int_const_binop_1): Remove TYPE_IS_SIZETYPE use.
4930 (extract_muldiv_1): Likewise.
4931 * gimple.c (gtc_visit): Likewise.
4932 (gimple_types_compatible_p): Likewise.
4933 (iterative_hash_canonical_type): Likewise.
4934 (gimple_canonical_types_compatible_p): Likewise.
4935 * gimplify.c (gimplify_one_sizepos): Likewise.
4936 * print-tree.c (print_node): Likewise.
4937 * stor-layout.c (initialize_sizetypes): Do not set TYPE_IS_SIZETYPE.
4939 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
4942 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
4943 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
4944 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
4945 instead of xop_mulv2div2di3_low.
4946 (xop_p<macs>dql): Fix vec_select selector.
4947 (xop_p<macs>dqh): Ditto.
4948 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
4949 (xop_mulv2div2di3_high): Ditto.
4951 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
4954 * diagnostic.h (diagnostic_context): Add last_location.
4955 * diagnostic.c (diagnostic_initialize): Initialize it.
4956 (diagnostic_show_locus): Use it.
4958 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
4960 * doc/extend.texi (Function Attributes): Point xref to section
4963 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
4965 * config/i386/i386.c (*movdf_internal_rex64): Remove
4966 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
4967 Calculate "mode" attribute according to
4968 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
4969 (*movdf_internal): Ditto.
4971 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
4974 * config/i386/i386.c (ix86_expand_vector_move_misalign): Do not handle
4975 128 bit vectors specially for TARGET_AVX. Emit sse2_movupd and
4976 sse_movupd RTXes for TARGET_AVX, TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
4977 or when optimizing for size.
4978 * config/i386/sse.md (*mov<mode>_internal): Remove
4979 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
4980 Calculate "mode" attribute according to optimize_function_for_size_p
4981 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
4982 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Choose asm template
4983 depending on the mode of the instruction. Calculate "mode" attribute
4984 according to optimize_function_for_size_p, TARGET_SSE_TYPELESS_STORES
4985 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flags.
4986 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
4988 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
4991 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
4992 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
4993 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
4994 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
4995 (expand_prologue): Move initialization of cfun->machine->is_naked,
4996 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
4997 (avr_set_current_function): ...this new static function.
4998 (TARGET_SET_CURRENT_FUNCTION): New define.
4999 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
5000 checking attributes of current_function_decl.
5001 (avr_regs_to_save): Ditto.
5002 (signal_function_p): Rename to avr_signal_function_p.
5003 (interrupt_function_p): Rename to avr_interrupt_function_p.
5005 * doc/extend.texi (Function Attributes): Better explanation of
5006 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
5009 2012-05-09 Michael Matz <matz@suse.de>
5011 PR tree-optimization/53185
5012 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Disable
5013 peeling when we see strided loads.
5015 2012-05-09 Matthias Klose <doko@ubuntu.com>
5017 * gcc-ar.c (main): Don't check for execute bits for the plugin.
5019 2012-05-09 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
5021 * tree-ssa-loop-ivopts.c (add_autoinc_candidates, get_address_cost):
5022 Replace use of HAVE_{POST/PRE}_{INCREMENT/DECREMENT} with
5023 USE_{LOAD/STORE}_{PRE/POST}_{INCREMENT/DECREMENT} appropriately.
5024 * config/arm/arm.h (ARM_AUTOINC_VALID_FOR_MODE_P): New.
5025 (USE_LOAD_POST_INCREMENT): Define.
5026 (USE_LOAD_PRE_INCREMENT): Define.
5027 (USE_LOAD_POST_DECREMENT): Define.
5028 (USE_LOAD_PRE_DECREMENT): Define.
5029 (USE_STORE_PRE_DECREMENT): Define.
5030 (USE_STORE_PRE_INCREMENT): Define.
5031 (USE_STORE_POST_DECREMENT): Define.
5032 (USE_STORE_POST_INCREMENT): Define.
5033 (arm_auto_incmodes): Add enumeration.
5034 * config/arm/arm-protos.h (arm_autoinc_modes_ok_p): Declare.
5035 * config/arm/arm.c (arm_autoinc_modes_ok_p): Define.
5037 2012-05-09 Jakub Jelinek <jakub@redhat.com>
5039 PR tree-optimization/53226
5040 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Remove
5041 prev and prev_initialized vars, gimple_set_plf (stmt, GF_PLF_1, false)
5042 before processing it and gimple_set_plf (stmt, GF_PLF_1, true) if it
5043 doesn't need to be revisited, look for earliest stmt with
5044 !gimple_plf (stmt, GF_PLF_1) if something changed.
5046 2012-05-09 Terry Guo <terry.guo@arm.com>
5048 * genmultilib: Update copyright dates.
5049 * doc/fragments.texi: Ditto.
5051 2012-05-09 Terry Guo <terry.guo@arm.com>
5053 * Makefile.in (s-mlib): Add new argument MULTILIB_REQUIRED.
5054 * genmultilib (MULTILIB_REQUIRED): New.
5055 * doc/fragments.texi: Document the MULTILIB_REQUIRED.
5057 2012-05-09 Richard Guenther <rguenther@suse.de>
5059 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
5060 (vect_do_peeling_for_loop_bound): Likewise.
5061 (vect_do_peeling_for_alignment): Likewise.
5062 * tree-vect-loop-manip.c (conservative_cost_threshold): Remove.
5063 (vect_do_peeling_for_loop_bound): Get check_profitability and
5064 threshold as parameters.
5065 (vect_do_peeling_for_alignment): Likewise.
5066 (vect_loop_versioning): Likewise.
5067 * tree-vect-loop.c (vect_transform_loop): Compute check_profitability
5068 and threshold here. Control where to put the check here.
5070 2012-05-09 Richard Sandiford <rdsandiford@googlemail.com>
5073 * dwarf2out.h (get_address_mode): Move declaration to...
5075 * dwarf2out.c (get_address_mode): Move definition to...
5076 * rtlanal.c: ...here.
5077 * var-tracking.c (get_address_mode): Delete.
5078 * combine.c (find_split_point): Use get_address_mode instead of
5079 targetm.addr_space.address_mode.
5080 * cselib.c (cselib_record_sets): Likewise.
5081 * dse.c (canon_address, record_store): Likewise.
5082 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
5083 * expr.c (move_by_pieces, emit_block_move_via_loop, store_by_pieces)
5084 (store_by_pieces_1, expand_assignment, store_expr, store_constructor)
5085 (expand_expr_real_1): Likewise.
5086 * ifcvt.c (noce_try_cmove_arith): Likewise.
5087 * optabs.c (maybe_legitimize_operand_same_code): Likewise.
5088 * reload.c (find_reloads): Likewise.
5089 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
5090 * sel-sched-dump.c (debug_mem_addr_value): Likewise.
5092 2012-05-09 Maciej W. Rozycki <macro@codesourcery.com>
5094 * config/mips/mips.c (mips16_gp_pseudo_reg): Remove line
5095 information from the instruction produced.
5097 2012-05-09 Richard Guenther <rguenther@suse.de>
5099 * stor-layout.c (bit_from_pos): Document.
5100 (byte_from_pos): Likewise. Optimize.
5101 (pos_from_bit): Likewise.
5102 (normalize_offset): Use pos_from_bit instead of replicating it.
5104 2012-05-09 Alan Modra <amodra@gmail.com>
5107 * config/rs6000/rs6000.c (gen_frame_set): New function.
5108 (gen_frame_load, gen_frame_store): New functions.
5109 (rs6000_savres_rtx): Use the above.
5110 (rs6000_emit_epilogue, rs6000_emit_prologue): Here too.
5111 Correct mode used for CR2 in save/restore_world patterns.
5112 Don't emit instructions for eh_return frame unwind reg info.
5114 2012-05-08 Jan Hubicka <jh@suse.cz>
5116 * cgraphbuild.c (build_cgraph_edges): Do not finalize vars
5118 * cgraph.h (varpool_can_remove_if_no_refs): Vars with VALUE_EXPR
5120 * toplev.c (wrapup_global_declaration_2): Vars with VALUE_EXPR
5122 (compile_file): Do not output variables.
5123 * cgraphbuild.c (varpool_finalize_decl): When var is finalized late,
5125 * langhooks.c: Include timevar.h
5126 (write_global_declarations): Finalize compilation unit after wrapup;
5127 set timevars correctly.
5128 * passes.c (rest_of_decl_compilation): Decls with VALUE_EXPR needs
5129 not to be added to varpool.
5130 * varpool.c (varpool_assemble_decl): Sanity check that we are called
5131 only on cases where it makes sense; skip constant pool and value expr
5134 2012-05-08 David S. Miller <davem@davemloft.net>
5136 * config/sparc/linux.h (LINK_SPEC): Don't pass "-Y" option.
5137 * config/sparc/linux64.h (LINK_ARCH32_SPEC): Likewise.
5138 * config/sparc/linux64.h (LINK_ARCH64_SPEC): Likewise.
5140 2012-05-08 Richard Sandiford <rdsandiford@googlemail.com>
5142 PR rtl-optimization/53278
5143 * lower-subreg.c (decompose_multiword_subregs): Remove left-over
5144 speed_p code from earlier patch.
5146 2012-05-08 Oleg Endo <olegendo@gcc.gnu.org>
5149 * config/sh/sh.md (*branch_true, *branch_false): New insns.
5151 2012-05-08 Teresa Johnson <tejohnson@google.com>
5153 * gcov-io.h (__gcov_reset, __gcov_dump): Declare.
5154 * doc/gcov.texi: Add note on using __gcov_reset and __gcov_dump.
5156 2012-05-08 Jan Hubicka <jh@suse.cz>
5158 * cgraph.c (cgraph_call_edge_duplication_hooks): Export.
5159 (cgraph_create_node_1): Rename to ...
5160 (cgraph_create_empty_node): ... this one; export.
5161 (cgraph_create_node): Update.
5162 (cgraph_set_call_stmt_including_clones): Move to cgraphclones.c
5163 (cgraph_create_edge_including_clones): Likewise.
5164 (cgraph_find_replacement_node): Likewise.
5165 (cgraph_clone_edge): Likewise.
5166 (cgraph_clone_node): Likewise.
5167 (clone_function_name): Likewise.
5168 (cgraph_create_virtual_clone): Likewise.
5169 (cgraph_remove_node_and_inline_clones): Likewise.
5170 (cgraph_redirect_edge_call_stmt_to_callee): Move here from cgraphunit.c
5171 * cgraph.h: Reorder declarations so they match file of origin.
5172 (cgraph_create_empty_node): Declare.
5173 * cgraphunit.c (update_call_expr): Move to cgraphclones.c
5174 (cgraph_copy_node_for_versioning): Likewise.
5175 (cgraph_function_versioning): Likewise.
5176 (cgraph_materialize_clone): Likewise.
5177 (cgraph_redirect_edge_call_stmt_to_callee): Likewise.
5178 (cgraph_materialize_all_clones): Likewise.
5179 * cgraphclones.c: New file.
5180 * Makefile.in: Update for cgraphclones.
5182 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
5185 * config/i386/i386.c (ix86_set_reg_reg_cost): New function.
5186 (ix86_rtx_costs): Handle SET.
5188 2012-05-08 Michael Matz <matz@suse.de>
5190 * basic-block.h (struct rtl_bb_info): Remove visited member and
5191 move head_ member to ...
5192 (struct basic_block_def.basic_block_il_dependent): ... the new
5193 member x, replacing but containing old member rtl.
5194 (enum bb_flags): New BB_VISITED flag.
5195 (BB_HEADER, BB_FOOTER): New macros.
5197 * jump.c (mark_all_labels): Adjust.
5198 * cfgcleanup.c (try_optimize_cfg): Adjust.
5199 * cfglayout.c (record_effective_endpoints): Adjust.
5200 (relink_block_chain): Ditto (and don't fiddle with visited).
5201 (fixup_reorder_chain): Adjust.
5202 (fixup_fallthru_exit_predecessor): Ditto.
5203 (cfg_layout_duplicate_bb): Ditto.
5204 * combine.c (update_cfg_for_uncondjump): Adjust.
5205 * bb-reorder.c (struct bbro_basic_block_data_def): Add visited member.
5206 (bb_visited_trace): New accessor.
5207 (mark_bb_visited): Move in front.
5208 (rotate_loop): Use bb_visited_trace.
5209 (find_traces_1_round): Ditto.
5210 (emit_barrier_after): Ditto.
5211 (copy_bb): Ditto, and initialize visited on resize.
5212 (reorder_basic_blocks): Initize visited member.
5213 (duplicate_computed_gotos): Clear bb flags at start, use
5216 * cfgrtl.c (try_redirect_by_replacing_jump): Adjust.
5217 (rtl_verify_flow_info_1): Ditto.
5218 (cfg_layout_split_block): Ditto.
5219 (cfg_layout_delete_block): Ditto.
5220 (cfg_layout_merge_blocks): Ditto.
5221 (init_rtl_bb_info): Adjust and initialize il.x.head_ member.
5223 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
5226 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
5227 when a constant source operand matches an "I" constraint, the "no
5228 CC0 change" applies to a register-destination only, not a
5229 strict_low_part-destination.
5231 2012-05-08 Richard Guenther <rguenther@suse.de>
5233 * fold-const.c (fold_binary_loc): Fold (X * CST1) & CST2
5234 to zero or to (X * CST1) & CST2' when CST1 has trailing zeros.
5236 2012-05-08 Georg-Johann Lay <avr@gjlay.de>
5238 * Makefile.in (TEXI_GCC_FILES): Add avr-mmcu.texi.
5240 * doc/avr-mmcu.texi: New auto-generated file.
5241 * doc/invoke.texi (AVR Options): Include avr-mmcu.texi in order
5242 to document all valid -mmcu= arguments.
5244 * config/avr/avr.h (arch_info_s): New struct definition.
5245 * config/avr/avr-devices.c (avr_texinfo): New variable.
5246 * config/avr/gen-avr-mmcu-texi.c: New file.
5247 * config/avr/t-avr: New rules and dependencies to build avr-mmcu.texi.
5249 2012-05-08 Dehao Chen <dehao@google.com>
5251 * predict.c (find_qualified_ssa_name): New.
5252 (find_ssa_name_in_expr): New.
5253 (find_ssa_name_in_assign_stmt): New.
5254 (is_comparison_with_loop_invariant_p): New.
5255 (is_bound_expr_similar): New.
5256 (predict_iv_comparison): New.
5257 (predict_loops): Add heuristic for loop-nested branches that compare an
5258 induction variable to a loop bound variable.
5259 * predict.def (PRED_LOOP_IV_COMPARE): New macro.
5261 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
5263 * config/i386/i386.c (has_dispatch): Use TARGET_BDVER1 and
5264 TARGET_BDVER2 defines where appropriate.
5266 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
5268 * configure.ac (PLUGIN_LD): Rename into...
5269 (PLUGIN_LD_SUFFIX): ...this and strip the target_alias triplet.
5270 * config.in: Regenerate.
5271 * configure: Likewise.
5272 * collect2.c (main): Set plugin_ld_suffix to PLUGIN_LD_SUFFIX.
5274 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
5276 * tree-dfa.c (get_ref_base_and_extent) <ARRAY_REF>: Do the offset
5277 computation using the precision of the index type.
5278 * gimple-fold.c (fold_const_aggregate_ref_1) <ARRAY_REF>: Likewise.
5279 (fold_array_ctor_reference): Do index computations in the index type.
5281 2012-05-07 Georg-Johann Lay <avr@gjlay.de>
5283 * config/avr/avr.c (avr_prologue_setup_frame): Fix mode passed
5284 down to plus_constant.
5285 (expand_epilogue): Ditto.
5287 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
5289 * postreload.c (reload_cse_regs): Make static.
5290 * reload.h (reload_cse_regs): Remove prototype.
5292 2012-05-07 Richard Henderson <rth@redhat.com>
5294 * config/alpha/alpha.md (clear_cache): New pattern.
5296 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
5299 * gimplify.c (preprocess_case_label_vec_for_gimple): If low or high
5300 is folded to a type boundary value, verify that the resulting case
5301 label is still a care range.
5303 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
5305 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf
5306 only for TARGET_GENERIC, when not optimizing for size.
5307 (*ffs<mode>_1): Ditto.
5309 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
5311 * tree-cfg.c (verify_gimple_switch): Tighten checks.
5313 2012-05-07 Jakub Jelinek <jakub@redhat.com>
5315 PR tree-optimization/53239
5316 * tree-vrp.c (get_value_range): Set VR of SSA_NAME_IS_DEFAULT_DEF
5317 of DECL_BY_REFERENCE RESULT_DECL to nonnull.
5319 2012-05-07 Richard Guenther <rguenther@suse.de>
5321 PR tree-optimization/53195
5322 * tree-inline.c (setup_one_parameter): Properly add referenced
5323 vars from the parameters new known value.
5325 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
5327 * config/m68k/m68k.c (m68k_sched_branch_type): Remove.
5328 (sched_branch_type): Remove.
5329 (m68k_sched_md_init_global): Don't allocate it.
5330 (m68k_sched_md_finish_global): Don't free it.
5331 * config/m68k/m68k.h (m68k_sched_branch_type): Remove prototype.
5332 * config/m68k/m68k.md: Set the type of insns using
5333 m68k_sched_branch_type to bcc directly.
5335 2012-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5337 * config/sol2.c (solaris_override_options): New function.
5338 * config/sol2-protos.h (solaris_override_options): Declare.
5339 * config/sol2.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
5341 2012-05-07 Richard Guenther <rguenther@suse.de>
5343 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Return
5344 whether we failed to compute data dependences.
5345 (loop_prefetch_arrays): Fail if we failed.
5347 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
5348 Paolo Bonzini <bonzini@gnu.org>
5350 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf even for !TARGET_BMI.
5351 Emit bsf when optimizing for size.
5352 (*ffs<mode>_1): Ditto.
5354 2012-05-07 Oleg Endo <olegendo@gcc.gnu.org>
5357 * config/sh/sh.c (sh_rtx_costs): Handle SET.
5359 2012-05-06 Uros Bizjak <ubizjak@gmail.com>
5362 * config/i386/i386.md (swap<mode>): Rename from *swap<mode>.
5363 (bswapdi2): Split from bswap<mode>2. Use nonnimediate_operand
5364 predicate for operand 1. Force operand 1 to register for TARGET_BSWAP.
5366 (*bswapdi2_doubleword): New insn pattern.
5367 (*bswap<mode>2): Rename from *bswap<mode>2_1.
5369 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
5371 * config/mips/mips.c (mips_set_reg_reg_piece_cost): New function.
5372 (mips_set_reg_reg_cost): Likewise.
5373 (mips_rtx_costs): Handle SET.
5375 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
5377 * lower-subreg.c (shift_cost): Use set_src_cost, avoiding the SET.
5378 (compute_costs): Likewise for the zero extension. Use set_rtx_cost
5379 to compute the cost of moves. Set the mode of the target register.
5381 2012-05-05 Richard Sandiford <rdsandiford@googlemail.com>
5383 * rtl.h (plus_constant, plus_constant_mode): Merge into a single
5384 plus_constant function.
5385 * explow.c (plus_constant, plus_constant_mode): Likewise. Assert
5386 that the mode is sensible.
5387 (use_anchored_address, round_push, allocate_dynamic_stack_space)
5388 (probe_stack_range, anti_adjust_stack_and_probe): Update calls to
5391 * alias.c (canon_rtx): Likewise.
5392 (init_alias_analysis): Likewise.
5393 * builtins.c (expand_builtin_return_addr)
5394 (expand_builtin_setjmp_setup, expand_builtin_longjmp)
5395 (expand_builtin_nonlocal_goto, expand_builtin_update_setjmp_buf)
5396 (expand_builtin_apply_args_1, expand_builtin_apply, expand_movstr)
5397 (expand_builtin_stpcpy): Likewise.
5398 * calls.c (save_fixed_argument_area, restore_fixed_argument_area)
5399 (compute_argument_addresses, internal_arg_pointer_based_exp)
5400 (expand_call, emit_library_call_value_1): Likewise.
5401 * cfgexpand.c (expand_one_stack_var_at, expand_debug_expr): Likewise.
5402 * combine-stack-adj.c (try_apply_stack_adjustment): Likewise.
5403 * combine.c (combine_simplify_rtx, force_to_mode): Likewise.
5404 * cse.c (insert_const_anchor, find_reg_offset_for_const)
5405 (use_related_value, fold_rtx): Likewise.
5406 * cselib.c (cselib_subst_to_values): Likewise.
5407 * dse.c (record_store, check_mem_read_rtx): Likewise.
5408 * dwarf2out.c (rtl_for_decl_location, gen_variable_die): Likewise.
5409 * emit-rtl.c (adjust_address_1): Likewise.
5410 * except.c (sjlj_emit_function_enter)
5411 (expand_builtin_extract_return_addr)
5412 (expand_builtin_frob_return_addr): Likewise.
5413 * expmed.c (expand_divmod): Likewise.
5414 * expr.c (move_by_pieces, store_by_pieces, store_by_pieces_1)
5415 (emit_move_resolve_push, push_block, emit_push_insn, store_expr)
5416 (expand_expr_addr_expr_1, expand_expr_real_1): Likewise.
5417 * function.c (assign_stack_local_1)
5418 (instantiate_virtual_regs_in_rtx): Likewise.
5419 * optabs.c (prepare_cmp_insn): Likewise.
5420 * recog.c (offsettable_address_addr_space_p): Likewise.
5421 * reload.c (find_reloads_address, form_sum)
5422 (find_reloads_subreg_address): Likewise.
5423 * reload1.c (init_reload, eliminate_regs_1)
5424 (eliminate_regs_in_insn): Likewise.
5425 * simplify-rtx.c (simplify_unary_operation_1)
5426 (simplify_binary_operation_1, simplify_plus_minus): Likewise.
5427 * var-tracking.c (compute_cfa_pointer, prepare_call_arguments)
5428 (vt_add_function_parameter): Likewise.
5430 * config/alpha/alpha.h (EH_RETURN_HANDLER_RTX): Likewise.
5431 * config/alpha/vms.h (EH_RETURN_HANDLER_RTX): Likewise.
5432 * config/alpha/alpha.c (alpha_legitimize_address_1)
5433 (get_unaligned_address, alpha_expand_unaligned_load)
5434 (alpha_expand_unaligned_store, alpha_expand_unaligned_load_words)
5435 (alpha_expand_unaligned_store_words, alpha_expand_block_clear)
5436 (alpha_expand_builtin_establish_vms_condition_handler)
5437 (alpha_setup_incoming_varargs, emit_frame_store_1)
5438 (alpha_expand_prologue, alpha_expand_epilogue)
5439 (alpha_use_linkage): Likewise.
5440 * config/alpha/alpha.md: Likewise.
5442 * config/arm/arm.c (arm_trampoline_init, legitimize_pic_address)
5443 (arm_load_pic_register, arm_pic_static_addr, arm_legitimize_address)
5444 (thumb_legitimize_address, arm_gen_load_multiple_1)
5445 (arm_gen_store_multiple_1, arm_gen_multiple_op, gen_ldm_seq)
5446 (gen_stm_seq, gen_const_stm_seq, arm_block_move_unaligned_straight)
5447 (arm_block_move_unaligned_loop, arm_gen_movmemqi, arm_reload_in_hi)
5448 (arm_reload_out_hi, arm_reorg, vfp_emit_fstmd, emit_multi_reg_push)
5449 (emit_sfm, thumb_set_frame_pointer, arm_expand_prologue)
5450 (thumb1_emit_multi_reg_push, thumb1_expand_prologue)
5451 (thumb_expand_movmemqi, arm_set_return_address)
5452 (thumb_set_return_address): Likewise.
5453 * config/arm/arm.md: Likewise.
5455 * config/avr/avr.c (avr_incoming_return_addr_rtx)
5456 (avr_prologue_setup_frame, expand_epilogue)
5457 (avr_const_address_lo16): Likewise.
5459 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Likewise.
5460 * config/bfin/bfin.c (setup_incoming_varargs, bfin_load_pic_reg)
5461 (bfin_expand_prologue, bfin_trampoline_init, bfin_expand_call)
5462 (bfin_output_mi_thunk): Likewise.
5464 * config/c6x/c6x.c (c6x_initialize_trampoline)
5465 (c6x_output_mi_thunk): Likewise.
5467 * config/cr16/cr16.h (EH_RETURN_HANDLER_RTX): Likewise.
5468 * config/cr16/cr16.c (cr16_create_dwarf_for_multi_push): Likewise.
5470 * config/cris/cris.c (cris_return_addr_rtx, cris_split_movdx)
5471 (cris_expand_prologue, cris_expand_epilogue, cris_gen_movem_load)
5472 (cris_emit_movem_store, cris_trampoline_init): Likewise.
5473 * config/cris/cris.md: Likewise.
5475 * config/darwin.c (machopic_indirect_data_reference)
5476 (machopic_legitimize_pic_address): Likewise.
5478 * config/epiphany/epiphany.c (epiphany_emit_save_restore)
5479 (epiphany_expand_prologue, epiphany_expand_epilogue)
5480 (epiphany_trampoline_init): Likewise.
5481 * config/epiphany/epiphany.md: Likewise.
5483 * config/fr30/fr30.c (fr30_move_double): Likewise.
5485 * config/frv/frv.c (frv_dwarf_store, frv_expand_prologue)
5486 (frv_expand_block_move, frv_expand_block_clear, frv_return_addr_rtx)
5487 (frv_index_memory, unspec_got_name, frv_find_base_term)
5488 (frv_output_dwarf_dtprel): Likewise.
5490 * config/h8300/h8300.c (h8300_push_pop, h8300_return_addr_rtx)
5491 (h8300_swap_into_er6, h8300_swap_out_of_er6): Likewise.
5493 * config/i386/i386.h (RETURN_ADDR_RTX): Likewise.
5494 * config/i386/i386.c (setup_incoming_varargs_64)
5495 (setup_incoming_varargs_ms_64, choose_baseaddr)
5496 (ix86_emit_save_reg_using_mov, ix86_adjust_stack_and_probe)
5497 (ix86_emit_probe_stack_range, ix86_expand_prologue)
5498 (ix86_emit_restore_reg_using_pop, ix86_emit_leave)
5499 (ix86_expand_epilogue, legitimize_pic_address, ix86_legitimize_address)
5500 (ix86_split_long_move, ix86_expand_movmem, ix86_expand_setmem)
5501 (ix86_static_chain, ix86_trampoline_init, x86_this_parameter)
5502 (x86_output_mi_thunk): Likewise.
5503 * config/i386/i386.md: Likewise.
5505 * config/ia64/ia64.c (ia64_expand_load_address)
5506 (ia64_expand_tls_address, ia64_expand_move, ia64_split_tmode)
5507 (do_spill, ia64_trampoline_init): Likewise.
5509 * config/iq2000/iq2000.c (iq2000_va_start)
5510 (iq2000_emit_frame_related_store, iq2000_expand_prologue)
5511 (iq2000_expand_eh_return, iq2000_setup_incoming_varargs)
5512 (iq2000_print_operand, iq2000_legitimize_address): Likewise.
5514 * config/lm32/lm32.c (lm32_setup_incoming_varargs): Likewise.
5516 * config/m32c/m32c.c (m32c_return_addr_rtx)
5517 (m32c_expand_insv): Likewise.
5519 * config/m32r/m32r.c (m32r_setup_incoming_varargs)
5520 (m32r_legitimize_pic_address, m32r_print_operand)
5521 (m32r_print_operand_address): Likewise.
5523 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Likewise.
5524 * config/m68k/m68k.h (RETURN_ADDR_RTX): Likewise.
5525 (EH_RETURN_HANDLER_RTX): Likewise.
5526 * config/m68k/m68k.c (m68k_emit_movem, m68k_expand_prologue)
5527 (m68k_expand_epilogue, legitimize_pic_address)
5528 (m68k_output_mi_thunk): Likewise.
5529 * config/m68k/m68k.md: Likewise.
5531 * config/mcore/mcore.c (mcore_expand_prolog): Likewise.
5532 (mcore_expand_epilog): Likewise.
5533 * config/mcore/mcore.md: Likewise.
5535 * config/mep/mep.c (mep_allocate_initial_value)
5536 (mep_expand_prologue, mep_expand_epilogue): Likewise.
5538 * config/microblaze/microblaze.c (double_memory_operand)
5539 (microblaze_block_move_loop): Likewise.
5541 * config/mips/mips.c (mips_strip_unspec_address, mips_add_offset)
5542 (mips_setup_incoming_varargs, mips_va_start, mips_block_move_loop)
5543 (mips_print_operand, mips16e_save_restore_reg, mips_save_restore_reg)
5544 (mips_expand_prologue, mips_epilogue_set_cfa)
5545 (mips_expand_epilogue): Likewise.
5546 * config/mips/mips.md: Likewise.
5548 * config/mmix/mmix.c (mmix_dynamic_chain_address, mmix_return_addr_rtx)
5549 (mmix_expand_prologue, mmix_expand_epilogue): Likewise.
5551 * config/mn10300/mn10300.c (mn10300_gen_multiple_store)
5552 (mn10300_builtin_saveregs, mn10300_trampoline_init): Likewise.
5554 * config/moxie/moxie.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5555 (EH_RETURN_HANDLER_RTX): Likewise.
5556 * config/moxie/moxie.c (moxie_static_chain): Likewise.
5558 * config/pa/pa.c (legitimize_pic_address, hppa_legitimize_address)
5559 (store_reg, set_reg_plus_d, pa_expand_prologue, load_reg)
5560 (pa_return_addr_rtx, hppa_builtin_saveregs)
5561 (pa_trampoline_init): Likewise.
5562 * config/pa/pa.md: Likewise.
5564 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
5566 * config/picochip/picochip.c (picochip_static_chain): Likewise.
5568 * config/rs6000/rs6000.h (RS6000_SAVE_TOC): Likewise.
5569 * config/rs6000/rs6000.c (rs6000_legitimize_address)
5570 (setup_incoming_varargs, print_operand, rs6000_return_addr)
5571 (rs6000_emit_eh_reg_restore, rs6000_emit_probe_stack_range)
5572 (rs6000_emit_epilogue)
5573 (rs6000_machopic_legitimize_pic_address): Likewise.
5575 * config/rx/rx.c (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
5577 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Likewise.
5578 (DYNAMIC_CHAIN_ADDRESS): Likewise.
5579 * config/s390/s390.c (s390_decompose_address, legitimize_pic_address)
5580 (s390_delegitimize_address, print_operand, annotate_constant_pool_refs)
5581 (replace_constant_pool_ref, s390_return_addr_rtx, s390_back_chain_rtx)
5582 (save_fpr, restore_fpr, save_gprs, restore_gprs, s390_emit_prologue)
5583 (s390_emit_epilogue, s390_function_profiler): Likewise.
5584 * config/s390/s390.md: Likewise.
5586 * config/score/score.c (score_add_offset, score_prologue): Likewise.
5588 * config/sh/sh.c (expand_block_move, push_regs, sh_builtin_saveregs)
5589 (sh_output_mi_thunk): Likewise.
5590 * config/sh/sh.md: Likewise.
5592 * config/sparc/sparc.h (DYNAMIC_CHAIN_ADDRESS, FRAME_ADDR_RTX)
5593 (RETURN_ADDR_RTX, INCOMING_RETURN_ADDR_RTX): Likewise.
5594 * config/sparc/sparc.c (sparc_legitimize_pic_address)
5595 (sparc_emit_probe_stack_range, emit_save_or_restore_regs)
5596 (emit_window_save, sparc_flat_expand_prologue, sparc_struct_value_rtx)
5597 (emit_and_preserve): Likewise.
5598 * config/sparc/sparc.md: Likewise.
5600 * config/spu/spu.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
5601 * config/spu/spu.c (spu_expand_insv, spu_machine_dependent_reorg)
5602 (spu_setup_incoming_varargs, ea_load_store_inline)
5603 (spu_expand_load): Likewise.
5605 * config/stormy16/stormy16.c (xstormy16_expand_prologue)
5606 (combine_bnp): Likewise.
5608 * config/tilegx/tilegx.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
5609 * config/tilegx/tilegx.c (tilegx_setup_incoming_varargs)
5610 (tilegx_expand_unaligned_load, tilegx_trampoline_init): Likewise.
5612 * config/tilepro/tilepro.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
5613 * config/tilepro/tilepro.c (tilepro_setup_incoming_varargs)
5614 (tilepro_expand_unaligned_load, tilepro_trampoline_init): Likewise.
5616 * config/v850/v850.c (expand_prologue, expand_epilogue): Likewise.
5617 * config/v850/v850.md: Likewise.
5619 * config/vax/elf.h (EH_RETURN_STACKADJ_RTX): Likewise.
5620 (EH_RETURN_HANDLER_RTX): Likewise.
5621 * config/vax/vax.h (DYNAMIC_CHAIN_ADDRESS, RETURN_ADDR_RTX): Likewise.
5622 * config/vax/vax.c (vax_add_reg_cfa_offset, vax_expand_prologue)
5623 (print_operand_address, vax_trampoline_init): Likewise.
5625 * config/xtensa/xtensa.c (xtensa_expand_prologue, xtensa_return_addr)
5626 (xtensa_function_value_regno_p): Likewise.
5628 2012-05-04 Andrew Pinski <apinski@cavium.com>
5630 * expr.c (get_def_for_expr_class): New function.
5631 (convert_tree_comp_to_rtx): New function.
5632 (expand_cond_expr_using_cmove): New function.
5633 (expand_expr_real_2 <case COND_EXPR>): Call
5634 expand_cond_expr_using_cmove first and return if it succeeds.
5635 Remove the check for HAVE_conditional_move since we should have
5636 already converted it to a conditional move.
5637 * config/i386/i386.c (ix86_expand_int_movcc): Disallow comparison
5638 modes of DImode for 32bits and TImode.
5640 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
5643 * read-md.c (fprint_md_ptr_loc, fprint_c_condition): New functions.
5644 (print_md_ptr_loc, print_c_condition): Use them.
5645 * read-md.h (fprint_md_ptr_loc, fprint_c_condition): New prototypes.
5646 * genattrtab.c (attr_file_name, dfa_file_name, latency_file_name,
5647 attr_file, dfa_file, latency_file): New global variables.
5648 (write_attr_valueq, write_attr_set, write_attr_case, write_attr_value,
5649 write_upcase, write_indent, write_length_unit_log, write_test_expr,
5650 write_attr_get, write_insn_cases, write_eligible_delay,
5651 write_const_num_delay_slots): Accept FILE pointer and toss it around.
5653 (write_header, open_outfile, handle_arg): New funcions.
5654 (make_automaton_attrs): Write prototypes as extern to the output
5656 (main): Use init_rtx_reader_args_cb with handle_arg to take 3 file
5657 names from the command line. Open the output files and write out
5658 internal functions for DFA functions to dfa_file_name, insn latency
5659 functions to latency_file_name, and everything else to attr_file.
5660 * Makefile.in (OBJS): Add insn-dfatab.o and insn-latencytab.o.
5661 (BACKEND): Build libbackend first.
5662 (MOSTLYCLEANFILES): Add insn-dfatab.c and insn-latencytab.c.
5663 (.PRECIOUS): Likewise.
5664 (insn-dfatab.o): New rule.
5665 (insn-latencytab.o): New rule.
5666 (simple_rtl_generated_c): Do not include insn-attrtab.c.
5667 (s-attrtab): New rule.
5669 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
5671 * rtl.def (ATTR_FLAG): Remove probability indicating flags.
5672 * genattr.c (main): Remove ATTR_FLAG_likely, ATTR_FLAG_unlikely,
5673 ATTR_FLAG_very_likely, and ATTR_FLAG_very_unlikely.
5674 * reorg.c (get_jump_flags): Do not set the removed flags.
5676 * doc/md.texi (attr_flag): Update for abovementioned changes.
5678 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
5681 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
5682 (TARGET_CMOV): Rename from TARGET_CMOVE.
5683 (TARGET_CMOVE): New define.
5684 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
5685 Do not set TARGET_CMOVE here.
5687 2012-05-04 Dodji Seketeli <dodji@redhat.com>
5689 Enable -Wunused-local-typedefs when -Wall or -Wunused is on
5690 * opts.c (finish_options): Activate -Wunused-local-typedefs if
5691 -Wunused is activated.
5692 * doc/invoke.texi: Update blurb of -Wunused-local-typedefs.
5694 2012-05-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5696 * config/s390/s390.md (*movmem_short, *clrmem_short)
5697 (*cmpmem_short): Move the mode check from the insn condition to
5700 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
5702 PR tree-optimization/52633
5703 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
5704 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
5705 (vect_recog_over_widening_pattern): Remove handling of code that was
5706 already detected as over-widening pattern. Remove special handling
5707 of "unsigned" cases. Instead, support general case of conversion
5708 of the shift result to another type.
5710 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
5712 * tree-vect-patterns.c (vect_single_imm_use): New function.
5713 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
5714 (vect_recog_over_widening_pattern): Likewise.
5715 (vect_recog_widen_shift_pattern): Likewise.
5717 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
5719 * tree-vect-patterns.c (vect_same_loop_or_bb_p): New function.
5720 (vect_handle_widen_op_by_const): Use it instead of open-coding test.
5721 (vect_recog_widen_mult_pattern): Likewise.
5722 (vect_operation_fits_smaller_type): Likewise.
5723 (vect_recog_over_widening_pattern): Likewise.
5724 (vect_recog_widen_shift_pattern): Add to vect_same_loop_or_bb_p test.
5726 2012-05-04 Richard Guenther <rguenther@suse.de>
5729 * lto-wrapper.c (merge_and_complain): Complain about mismatches
5730 of -freg-struct-return and -fpcc-struct-return.
5731 (run_gcc): Pass through -freg-struct-return and -fpcc-struct-return
5732 from the input file options and ignore those from the link
5735 2012-05-04 Richard Guenther <rguenther@suse.de>
5737 PR tree-optimization/53168
5738 * tree-ssa-pre.c (phi_translate_1): Only handle type-punned
5739 memory reads when the result is a constant we can pun.
5741 2012-05-04 Richard Guenther <rguenther@suse.de>
5743 * common.opt (flto-report): Do not mark as Optimization.
5745 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
5748 * recog.c (constrain_operands): If extra constraints are present, also
5749 accept pseudo-registers with equivalent memory locations during reload.
5751 2012-05-04 Olivier Hainque <hainque@adacore.com>
5753 * collect2.c (may_unlink_output_file): New global.
5754 (maybe_unlink): Honor it.
5755 * collect2.h: Add extern for it.
5756 * tlink.c (do_tlink): Set it to true if the link succeeded.
5758 2012-05-04 Olivier Hainque <hainque@adacore.com>
5760 * gcc.c (eval_spec_function): Finalize/restore the current string
5761 obstack state as part of the context push/pop operations.
5763 2012-05-04 Bin Cheng <bin.cheng@arm.com>
5765 PR rtl-optimization/52804
5766 * reload1.c (reload_reg_reaches_end_p): Check whether successor
5767 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
5768 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
5769 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
5770 RELOAD_FOR_OUTADDR_ADDRESS.
5772 2012-05-04 Manuel López-Ibáñez <manu@gcc.gnu.org>
5775 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Show caret
5776 for macro expansion.
5778 2012-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
5780 * flags.h (flag_permissive): Do not declare.
5781 * diagnostic.c (diagnostic_report_diagnostic): Handle fpermissive
5783 * toplev.c (flag_permissive): Do not define.
5784 * c-tree.h (system_header_p): Delete unused.
5786 2012-05-03 David S. Miller <davem@davemloft.net>
5789 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
5790 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
5791 (sparc_emit_float_lib_cmp): Likewise.
5793 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
5796 * config/rs6000/rs6000.md (bswapdi splitters): If
5797 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
5798 default) is used, generate an alternate sequence that does not
5799 depend on using indexed addressing.
5801 2012-05-03 Jason Merrill <jason@redhat.com>
5803 * gengtype.c (write_types): Fix warning message.
5804 (write_local): Likewise.
5806 2012-05-02 Jason Merrill <jason@redhat.com>
5808 * dwarf2out.c (struct external_ref, build_local_stub): New.
5809 (hash_external_ref, external_ref_eq, lookup_external_ref): New.
5810 (optimize_external_refs, optimize_external_refs_1): New.
5811 (change_AT_die_ref): New.
5812 (clone_as_declaration): Add DW_AT_signature when cloning a declaration.
5813 (build_abbrev_table): Take the external refs hashtable.
5814 (output_comp_unit): Get it from optimize_external_refs and pass it in.
5816 2012-05-03 Jan Hubicka <jh@suse.cz>
5819 * tree-emutls.c (new_emutls_decl): Fix handling of aliases.
5821 2012-05-03 Jan Hubicka <jh@suse.cz>
5824 * ipa.c (cgraph_remove_unreachable_nodes): Fix handling of clones.
5826 2012-05-03 Jason Merrill <jason@redhat.com>
5828 * dwarf2out.c (die_struct): Add comdat_type_p flag. Use it instead of
5829 use_debug_types to discriminate the die_id union.
5830 (print_die, assign_symbol_names, copy_decls_walk): Likewise.
5831 (build_abbrev_table, output_die): Likewise.
5832 (prune_unused_types_walk_attribs): Likewise.
5833 (generate_type_signature, copy_declaration_context): Set it.
5834 (remove_child_or_replace_with_skeleton): Set it.
5835 (dwarf2out_start_source_file, dwarf2out_end_source_file): Don't
5836 check use_debug_types.
5837 (dwarf2out_finish): Do break_out_includes after .debug_types.
5839 2012-05-03 Jason Merrill <jason@redhat.com>
5841 * dwarf2out.c (modified_type_die): Use scope_die_for.
5842 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
5843 (uses_local_type_r, uses_local_type): New.
5844 (scope_die_for): Keep a type that uses a local type in local scope.
5845 Use get_context_die for namespace and type scope.
5847 2012-05-03 Jason Merrill <jason@redhat.com>
5849 * config/i386/i386.c (ix86_code_end): Set DECL_IGNORED_P on the
5851 * dwarf2out.c (output_aranges): Skip DECL_IGNORED_P functions.
5852 (dwarf2out_finish): Likewise.
5854 2012-05-03 Martin Jambor <mjambor@suse.cz>
5856 * builtins.c (get_object_alignment_1): Return whether we can determine
5857 the alignment or conservatively assume byte alignment. Return the
5858 alignment by reference. Use get_pointer_alignment_1 for dereference
5860 (get_pointer_alignment_1): Return whether we can determine the
5861 alignment or conservatively assume byte alignment. Return the
5862 alignment by reference. Use get_ptr_info_alignment to get SSA name
5864 (get_object_alignment): Update call to get_object_alignment_1.
5865 (get_object_or_type_alignment): Likewise, fall back to type alignment
5866 only when it returned false.
5867 (get_pointer_alignment): Update call to get_pointer_alignment_1.
5868 * fold-const.c (get_pointer_modulus_and_residue): Update call to
5869 get_object_alignment_1.
5870 * ipa-prop.c (ipa_modify_call_arguments): Update call to
5871 get_pointer_alignment_1.
5872 * tree-sra.c (build_ref_for_offset): Likewise, fall back to the type
5873 of MEM_REF or TARGET_MEM_REF only when it returns false.
5874 * tree-ssa-ccp.c (get_value_from_alignment): Update call to
5875 get_object_alignment_1.
5876 (ccp_finalize): Use set_ptr_info_alignment.
5877 * tree.h (get_object_alignment_1): Update declaration.
5878 (get_pointer_alignment_1): Likewise.
5879 * gimple-pretty-print.c (dump_gimple_phi): Use get_ptr_info_alignment.
5880 (dump_gimple_stmt): Likewise.
5881 * tree-flow.h (ptr_info_def): Updated comments of fields align and
5883 (get_ptr_info_alignment): Declared.
5884 (mark_ptr_info_alignment_unknown): Likewise.
5885 (set_ptr_info_alignment): Likewise.
5886 (adjust_ptr_info_misalignment): Likewise.
5887 * tree-ssa-address.c (copy_ref_info): Use new access functions to get
5888 and set alignment of SSA names.
5889 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Call
5890 mark_ptr_info_alignment_unknown.
5891 * tree-ssanames.c (get_ptr_info_alignment): New function.
5892 (mark_ptr_info_alignment_unknown): Likewise.
5893 (set_ptr_info_alignment): Likewise.
5894 (adjust_ptr_info_misalignment): Likewise.
5895 (get_ptr_info): Call mark_ptr_info_alignment_unknown.
5896 * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
5898 (bump_vector_ptr): Likewise.
5899 * tree-vect-stmts.c (create_array_ref): Use set_ptr_info_alignment.
5900 (vectorizable_store): Likewise.
5901 (vectorizable_load): Likewise.
5903 2012-05-03 Michael Matz <matz@suse.de>
5905 * basic-block.h (struct rtl_bb_info, struct gimple_bb_info): Move
5906 in front of basic_block_def.
5907 (struct basic_block_def): Make il.gimple the full struct, not a
5909 (__assert_gimple_bb_smaller_rtl_bb): Asserting typedef.
5911 * cfgexpand.c (expand_gimple_basic_block): Clear all il.gimple members.
5912 * gimple-iterator.c (gimple_stmt_iterator): Don't special case
5913 NULL il.gimple, which can't happen anymore.
5914 * gimple.h (bb_seq): il.gimple can't be NULL.
5915 (bb_seq_add): Ditto.
5916 (set_bb_seq): Adjust.
5917 (gsi_start_bb, gsi_last_bb): Tidy.
5918 * lto-streamer-in.c (make_new_block): Don't zero members that
5919 are zeroed already, don't allocate a gimple_bb_info.
5920 * tree-cfg.c (create_bb): Don't allocate a gimple_bb_info.
5921 (remove_bb): Clear all il.gimple members.
5922 (gimple_verify_flow_info): Adjust for flat il.gimple.
5923 * tree-flow-inline.h (phi_nodes, phi_nodes_ptr, set_phi_nodes): Adjust.
5925 * coretypes.h (const_gimple_seq): Remove typedef.
5926 * gimple.h (gimple_seq_first): Take gimple_seq.
5927 (gimple_seq_first_stmt): Ditto.
5928 (gimple_seq_last): Ditto.
5929 (gimple_seq_last_stmt): Ditto.
5930 (gimple_seq_empty_p): Ditto.
5932 2012-05-03 Richard Guenther <rguenther@suse.de>
5934 * tree-ssa-pre.c (valid_in_sets): Remove checking of trapping
5936 (prune_clobbered_mems): Do it here. Do not uselessly sort expressions.
5937 (compute_avail): Do not add possibly trapping operations to
5938 EXP_GEN if they might not be executed in the block.
5940 2012-05-03 Uros Bizjak <ubizjak@gmail.com>
5942 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Remove.
5944 2012-05-03 Steven Bosscher <steven@gcc.gnu.org>
5946 * tree-switch-conversion.c (gen_inbound_check): Free post-dominance
5947 information as early as possible. Update dominance info instead of
5950 2012-05-03 Richard Guenther <rguenther@suse.de>
5952 * tree-ssa-pre.c (debug_bitmap_sets_for): New function.
5953 (union_contains_value): Remove.
5954 (vro_valid_in_sets): Likewise.
5955 (op_valid_in_sets): New function.
5956 (valid_in_sets): Use op_valid_in_sets.
5957 (insert_into_preds_of_block): Move dumping ...
5958 (do_regular_insertion): ... here.
5959 (do_partial_partial_insertion): ... and here. Dump that
5960 we've found a partial partial redundancy.
5961 (insert): Dump the current insert iteration.
5963 2012-05-03 Jakub Jelinek <jakub@redhat.com>
5966 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
5967 append program name to it and pass that as first argument
5968 to make_relative_prefix. Always pass standard_libexec_prefix
5969 as last argument to make_relative_prefix. If
5970 make_relative_prefix returns NULL, fall back to
5971 standard_libexec_prefix.
5974 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
5978 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
5979 mode, return that mode.
5982 * config/i386/i386-c.c (ix86_target_macros_internal): Don't
5983 define __ATOMIC_HLE_* macros here.
5984 (ix86_target_macros): But here, using cpp_define_formatted.
5986 2012-05-03 Richard Guenther <rguenther@suse.de>
5988 PR tree-optimization/53144
5989 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
5991 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
5992 with SSA name values.
5993 (vn_reference_lookup_3): Adjust callers.
5995 2012-05-03 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
5997 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
5998 has_fma4 for AMD processors with both fma3 and fma4 support.
6000 2012-05-03 Kirill Yukhin <kirill.yukhin@intel.com>
6003 * config/i386/driver-i386.c (host_detect_local_cpu): Add space to
6006 2012-05-03 Michael Matz <matz@suse.de>
6009 * tree-ssa-dse.c (dse_optimize_stmt): Take pointer to iterator.
6010 (dse_enter_block): Properly iterate the whole sequence even
6011 if the last statement was removed.
6013 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
6015 * config/alpha/vms.h (SUBTARGET_OVERRIDE_OPTIONS): For pic code,
6016 unset flag_jump_tables.
6017 * stmt.c (expand_case): Remove special flag_pic case conditional
6018 on ASM_OUTPUT_ADDR_DIFF_ELT not being defined.
6020 2012-05-02 Ulrich Weigand <ulrich.weigand@linaro.org>
6022 * common/config/s390/s390-common.c (s390_option_optimization_table):
6023 Enable -fsched-pressure using -fsched-pressure-algorithm=model by
6024 default when optimizing.
6026 2012-05-02 Martin Jambor <mjambor@suse.cz>
6029 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
6030 of a variable when the contect is a function.
6032 2012-05-02 Michael Matz <matz@suse.de>
6034 * coretypes.h (gimple_seq, const_gimple_seq): Typedef as gimple.
6035 * gimple.h (struct gimple_seq_node_d, struct gimple_seq_d): Remove.
6036 (const_gimple_seq_node): Remove.
6037 (gimple_seq_node): Typedef as gimple.
6038 (struct gimple_statement_base): Add next and prev members,
6039 adjust all WORD markers in using structs.
6040 (union gimple_statement_d): Link via gsbase.next field for GC and PCH.
6041 (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
6042 gimple_seq_last_stmt): Adjust as gimple_seq, gimple_seq_node and
6043 gimple are the same.
6044 (gimple_seq_set_last, gimple_seq_set_first): Don't allocate
6046 (gimple_init_singleton): New function.
6047 (gsi_start_1, gsi_last_1, gsi_end_p, gsi_one_before_end_p): Adjust.
6048 (gsi_next, gsi_prev): Adjust, handle prev cyclic list correctly.
6050 (gsi_stmt_ptr): Remove.
6051 (enum gimple_alloc_kind): Remove gimple_alloc_kind_seq member.
6053 * gimple-iterator.c (update_bb_for_stmts): Take last parameter
6054 again, adjust for above changes.
6055 (update_call_edge_frequencies): Adjust for above changes.
6056 (gsi_insert_seq_nodes_before): Rewrite for new data structure.
6057 (gsi_insert_seq_nodes_after): Ditto.
6058 (gsi_split_seq_after): Ditto.
6059 (gsi_set_stmt): Ditto.
6060 (gsi_split_seq_before): Ditto.
6061 (gsi_remove): Ditto.
6062 (gsi_insert_seq_before_without_update): Don't free sequence.
6063 (gsi_insert_seq_after_without_update): Ditto.
6064 (gsi_replace): Assert some more invariants.
6065 (gsi_insert_before_without_update, gsi_insert_after_without_update):
6067 (gsi_for_stmt): Don't search for stmt.
6068 (gsi_insert_on_edge_immediate): Tidy.
6070 * gimple.c (gimple_alloc_k): Remove "sequences".
6071 (gimple_seq_cache): Remove.
6072 (gimple_alloc_stat): Make stmt a singleton sequence.
6073 (gimple_seq_alloc, gimple_seq_free): Remove.
6074 (gimple_assign_set_rhs_with_ops_1): Ensure new stmt is a singleton.
6075 (gimple_copy): Ditto.
6076 * gimplify.c (gimplify_cleanup_point_expr): Use gsi_set_stmt,
6077 create iterator from correct sequence.
6078 * tree-phinodes.c (make_phi_node): Make stmt a singleton.
6080 2012-05-02 Michael Matz <matz@suse.de>
6082 * gimple.h (gimple_stmt_iterator <seq>): Make it be pointer to
6084 (gimple_seq_set_last, gimple_seq_set_first): Take pointer to
6085 sequence, lazily allocate it.
6086 (bb_seq_addr): New function.
6087 (gsi_start_1): Rename from gsi_start, but take pointer to sequence.
6088 (gsi_start): Macro to wrap gsi_start_1 taking pointer of argument.
6089 (gsi_none): New function.
6090 (gsi_start_bb): Adjust.
6091 (gsi_last_1): Rename from gsi_last, but take pointer to sequence.
6092 (gsi_last): Macro to wrap gsi_last_1 taking pointer of argument.
6093 (gsi_last_bb): Adjust.
6095 * tree-flow-inline.h (phi_nodes_ptr): New function.
6097 * gimple-iterator.c (gsi_insert_seq_nodes_before): Adjust to
6098 datastructure and interface change.
6099 (gsi_insert_seq_before_without_update): Ditto.
6100 (gsi_insert_seq_nodes_after): Ditto.
6101 (gsi_insert_seq_after_without_update): Ditto.
6102 (gsi_split_seq_after): Ditto, don't use gimple_seq_alloc.
6103 (gsi_split_seq_before): Ditto.
6104 (gsi_start_phis): Adjust.
6105 * tree-vect-loop.c (vect_determine_vectorization_factor): Use gsi_none.
6106 (vect_transform_loop): Ditto.
6107 * gimple.c (gimple_seq_add_stmt, gimple_seq_add_seq,
6108 gimple_seq_copy): Don't use gimple_seq_alloc.
6109 * gimplify.c (gimple_seq_add_stmt_without_update): Ditto.
6110 (gimplify_seq_add_seq): Ditto.
6111 * lto-streamer-in.c (make_new_block): Ditto.
6112 * tree-cfg.c (create_bb): Ditto.
6113 * tree-sra.c (initialize_parameter_reductions): Ditto.
6115 2012-05-02 Michael Matz <matz@suse.de>
6117 * gimple.h (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
6118 gimple_seq_last_stmt, gimple_seq_set_last, gimple_seq_set_first,
6119 gimple_seq_empty_p, gimple_seq_alloc_with_stmt, bb_seq,
6120 set_bb_seq): Move down to after gimple_statement_d definition.
6122 2012-05-02 Michael Matz <matz@suse.de>
6124 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
6125 gsi_replace_with_seq, instead of inserting itself.
6126 * gimple-iterator.c (gsi_replace_with_seq): New function.
6127 * tree-ssa-forwprop.c (forward_propagate_comparison): Take
6128 iterator instead of statement, advance it.
6129 (ssa_forward_propagate_and_combine): Adjust call to above.
6131 2012-05-02 Michael Matz <matz@suse.de>
6133 * tree-phinodes.c (add_phi_node_to_bb): Tidy, don't use
6135 * omp-low.c (finalize_task_copyfn): Don't use gimple_seq_alloc.
6136 * tree-nested.c (walk_gimple_omp_for): Ditto.
6137 * trans-mem.c (lower_transaction): Ditto.
6138 * tree-eh.c (do_return_redirection): Ditto.
6139 (do_goto_redirection): Ditto.
6140 (lower_try_finally_switch): Ditto.
6141 * gimplify.c (gimplify_stmt): Ditto.
6142 (gimplify_scan_omp_clauses): Ditto.
6143 (gimplify_omp_for): Ditto.
6144 (gimplify_function_tree): Ditto.
6145 * gimple-fold.c (gimplify_and_update_call_from_tree): Ditto.
6146 * tree-mudflap.c (mf_decl_cache_locals): Ditto.
6147 (mf_build_check_statement_for): Ditto.
6148 (mx_register_decls): Ditto.
6149 * graphite-sese-to-poly.c (remove_invariant_phi): Ditto,
6150 and don't use itertors to append.
6151 (insert_stmts): Ditto.
6152 (insert_out_of_ssa_copy): Ditto.
6153 (insert_out_of_ssa_copy_on_edge): Ditto.
6155 2012-05-02 Michael Matz <matz@suse.de>
6157 * gimple.h (gimple_bind_body_ptr): New function.
6158 (gimple_bind_body): Use it.
6159 (gimple_catch_handler): Use gimple_catch_handler_ptr.
6160 (gimple_eh_filter_failure_ptr): New function.
6161 (gimple_eh_filter_failure): Use it.
6162 (gimple_eh_else_n_body_ptr): New function.
6163 (gimple_eh_else_n_body): Use it.
6164 (gimple_eh_else_e_body_ptr): New function.
6165 (gimple_eh_else_e_body): Use it.
6166 (gimple_try_eval_ptr): New function.
6167 (gimple_try_eval): Use it.
6168 (gimple_try_cleanup_ptr): New function.
6169 (gimple_try_cleanup): Use it.
6170 (gimple_wce_cleanup_ptr): New function.
6171 (gimple_wce_cleanup): Use it.
6172 (gimple_omp_body_ptr): New function.
6173 (gimple_omp_body): Use it.
6174 (gimple_omp_for_pre_body_ptr): New function.
6175 (gimple_omp_for_pre_body): Use it.
6176 (gimple_transaction_body_ptr): New function.
6177 (gimple_transaction_body): Use it.
6178 (gsi_split_seq_before): Adjust to return nothing and take pointer
6180 (gsi_set_stmt): Declare.
6181 (gsi_replace_with_seq): Declare.
6182 (walk_gimple_seq_mod): Declare.
6183 * function.h (struct function <gimple_body>): Use typedef gimple_seq.
6185 * gimple-iterator.c (gsi_set_stmt): New function.
6186 (gsi_split_seq_before): Return new sequence via pointer argument.
6187 (gsi_replace): Use gsi_set_stmt.
6189 * tree-ssa-loop-im.c (move_computations_stmt): First remove
6191 * tree-complex.c (update_complex_components_on_edge): Don't copy gsi.
6192 * tree-phinodes.c (resize_phi_node): Don't resize stmt in-place,
6194 (reserve_phi_args_for_new_edge): Change call to above,
6197 * omp-low.c (lower_omp): Change prototype to take pointer to sequence.
6198 (lower_rec_input_clauses): Use gimple_seq_add_seq instead of
6199 iterators. Adjust call to lower_omp.
6200 (lower_lastprivate_clauses): Adjust call to lower_omp.
6201 (lower_reduction_clauses): Ditto.
6202 (expand_omp_taskreg): Nullify non-cfg body of child_fn.
6203 (lower_omp_sections): Don't explicitely count sequence length,
6204 nullify lowered bodies earlier, ensure stmts are part of only
6205 one sequence, adjust call to lower_omp.
6206 (lower_omp_single): Ensure stmts are part of only one sequence,
6207 adjust call to lower_omp.
6208 (lower_omp_master): Ditto.
6209 (lower_omp_ordered): Ditto.
6210 (lower_omp_critical): Ditto.
6211 (lower_omp_for): Ditto.
6212 (lower_omp_taskreg): Ditto, tidy.
6213 (lower_omp_1): Adjust calls to lower_omp.
6214 (execute_lower_omp): Ditto.
6215 (lower_omp): Adjust to take pointer to sequence.
6216 (diagnose_sb_2): Use walk_gimple_seq_mod.
6217 (diagnose_omp_structured_block_errors): Ditto and set possibly
6218 changed function body.
6219 * gimple-low.c (lower_function_body): Set function body after
6221 (lower_sequence): Adjust to take pointer to sequence.
6222 (lower_omp_directive): Ensure stmt isn't put twice into the
6223 sequence, adjust call to lower_sequence.
6224 (lower_stmt): Adjust calls to lower_sequence.
6225 (lower_gimple_bind): Ditto.
6226 (gimple_try_catch_may_fallthru): Call gsi_start with lvalue.
6227 * tree-nested.c (walk_body): Take pointer to sequence, use
6228 walk_gimple_seq_mod.
6229 (walk_function): Adjust call to walk_body, set possibly changed body.
6230 (walk_gimple_omp_for): Adjust calls to walk_body.
6231 (convert_nonlocal_omp_clauses): Ditto.
6232 (convert_nonlocal_reference_stmt): Ditto.
6233 (convert_local_omp_clauses): Ditto.
6234 (convert_local_reference_stmt): Ditto.
6235 (convert_tramp_reference_stmt): Ditto.
6236 (convert_gimple_call): Ditto.
6237 (convert_nl_goto_reference): Use local iterator copy.
6238 * gimple.c (walk_gimple_seq_mod): Renamed from walk_gimple_seq,
6239 but taking pointer to sequence, ensure gsi_start is called with
6241 (walk_gimple_seq): New wrapper around walk_gimple_seq_mod,
6242 asserting that the sequence head didn't change.
6243 (walk_gimple_stmt): Replace all calls to walk_gimple_seq with
6244 walk_gimple_seq_mod.
6245 * trans-mem.c (lower_transaction): Use walk_gimple_seq_mod.
6246 (execute_lower_tm): Ditto, and set possibly changed body.
6247 * tree-eh.c (lower_eh_constructs_1): Take pointer to sequence,
6248 call gsi_start with that lvalue.
6249 (replace_goto_queue_stmt_list): Ditto.
6250 (replace_goto_queue_1): Adjust calls to replace_goto_queue_stmt_list.
6251 (replace_goto_queue): Ditto.
6252 (lower_try_finally_nofallthru): Adjust calls to lower_eh_constructs_1.
6253 (lower_try_finally_onedest): Ditto.
6254 (lower_try_finally_copy): Ditto.
6255 (lower_try_finally_switch): Ditto.
6256 (lower_try_finally): Ditto.
6257 (lower_eh_filter): Ditto.
6258 (lower_eh_must_not_throw): Ditto.
6259 (lower_cleanup): Ditto.
6260 (lower_eh_constructs_2): Ditto.
6261 (lower_catch): Ditto, and ensure gsi_start is called with lvalue.
6262 (lower_eh_constructs): Adjust calls to lower_eh_constructs_1, and
6263 set possibly changed body.
6264 (optimize_double_finally): Call gsi_start with lvalue.
6266 * tree-cfg.c (make_blocks): Adjust call to gsi_split_seq_before.
6267 (gimple_split_block): Ditto.
6268 (gimple_merge_blocks): Use gsi_start_phis.
6269 (move_stmt_r): Use walk_gimple_seq_mod.
6270 * tree-ssa-dse.c (dse_enter_block): Use gsi_last_bb.
6271 * cgraphbuild.c (build_cgraph_edges): Use gsi_start_phis.
6272 (rebuild_cgraph_edges): Ditto.
6273 (cgraph_rebuild_references): Ditto.
6274 * ipa-prop.c (ipa_analyze_params_uses): Ditto.
6275 * tree-inline.c (copy_phis_for_bb): Ditto.
6276 * tree-ssa-dce.c: Ditto.
6278 * cgraphunit.c (cgraph_analyze_function): Use gimple_has_body_p.
6280 2012-05-02 Kirill Yukhin <kirill.yukhin@intel.com>
6281 Andi Kleen <ak@linux.intel.com>
6283 * coretypes.h (MEMMODEL_MASK): New.
6284 * builtins.c (get_memmodel): Add val. Call target.memmodel_check
6285 and return new variable.
6286 (expand_builtin_atomic_exchange): Mask memmodel values.
6287 (expand_builtin_atomic_compare_exchange): Ditto.
6288 (expand_builtin_atomic_load): Ditto.
6289 (expand_builtin_atomic_store): Ditto.
6290 (expand_builtin_atomic_clear): Ditto.
6291 * doc/extend.texi: Mention port-dependent memory model flags.
6292 * config/i386/cpuid.h (bit_HLE): New.
6293 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
6295 * config/i386/i386-protos.h (ix86_generate_hle_prefix): New.
6296 * config/i386/i386-c.c (ix86_target_macros_internal): Set HLE defines.
6297 (ix86_target_string)<-mhle>: New.
6298 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
6299 * config/i386/i386.c (ix86_target_string) <OPTION_MASK_ISA_HLE>: New.
6300 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
6301 (ix86_option_override_internal) <PTA_HLE>: New switch, set it
6302 enabled for generic, generic64 and core-avx2.
6303 (ix86_print_operand): Generate HLE lock prefixes.
6304 (ix86_memmodel_check): New.
6305 (TARGET_MEMMODEL_CHECK): Ditto.
6306 * config/i386/i386.h (OPTION_ISA_HLE): Ditto.
6307 (IX86_HLE_ACQUIRE): Ditto.
6308 (IX86_HLE_RELEASE): Ditto.
6309 * config/i386/i386.h (ix86_generate_hle_prefix): Ditto.
6310 * config/i386/i386.opt (mhle): Ditto.
6311 * config/i386/sync.md(atomic_compare_and_swap<mode>): Pass
6312 success model to instruction emitter.
6313 (atomic_fetch_add<mode>): Ditto.
6314 (atomic_exchange<mode>): Ditto.
6315 (atomic_add<mode>): Ditto.
6316 (atomic_sub<mode>): Ditto.
6317 (atomic_<code><mode>): Ditto.
6318 (*atomic_compare_and_swap_doubledi_pic): Ditto.
6319 (atomic_compare_and_swap_single<mode>): Define and use argument
6321 (atomic_compare_and_swap_double<mode>): Ditto.
6322 * configure.ac: Check if assembler support HLE prefixes.
6323 * configure: Regenerate.
6326 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
6329 * gimplify.c (preprocess_case_label_vec_for_gimple): New function,
6331 (gimplify_switch_expr): ... here.
6332 * gimple.h (preprocess_case_label_vec_for_gimple): Add prototype.
6333 * tree-ssa-forwprop.c (simplify_gimple_switch_label_vec): New function
6334 to clean up case labels with values outside the index type range.
6335 (simplify_gimple_switch): Call it if something changed.
6336 Remove strange and unnecessary assert.
6338 2012-05-02 Richard Guenther <rguenther@suse.de>
6340 * fold-const.c (div_if_zero_remainder): sizetypes no longer
6342 (int_const_binop_1): New worker for int_const_binop with
6343 overflowable parameter. Pass it through to force_fit_type_double.
6344 (int_const_binop): Wrap around int_const_binop_1 with overflowable
6346 (size_binop_loc): Call int_const_binop_1 with overflowable equal
6347 to minus one, forcing overflow detection for even unsigned types.
6348 (extract_muldiv_1): Remove bogus TYPE_IS_SIZETYPE special-casing.
6349 (fold_binary_loc): Call try_move_mult_to_index with signed offset.
6350 * stor-layout.c (initialize_sizetypes): sizetypes no longer
6352 (layout_type): For zero-sized arrays ignore overflow on the
6354 * tree-ssa-ccp.c (bit_value_unop_1): Likewise.
6355 (bit_value_binop_1): Likewise.
6356 * tree.c (double_int_to_tree): Likewise.
6357 (double_int_fits_to_tree_p): Likewise.
6358 (force_fit_type_double): Likewise.
6359 (host_integerp): Likewise.
6360 (int_fits_type_p): Likewise.
6361 * varasm.c (output_constructor_regular_field): Sign-extend the
6362 field-offset to cater for negative offsets produced by the Ada
6364 * omp-low.c (extract_omp_for_data): Convert the loop step to
6365 signed for pointer adjustments.
6367 2012-05-02 Richard Guenther <rguenther@suse.de>
6369 * tree.c (valid_constant_size_p): New function.
6370 * tree.h (valid_constant_size_p): Declare.
6371 * cfgexpand.c (expand_one_var): Adjust check for too large
6372 variables by using valid_constant_size_p.
6373 * varasm.c (assemble_variable): Likewise.
6375 * c-decl.c (grokdeclarator): Properly check for sizes that
6376 cover more than half of the address-space.
6378 2012-05-02 Jakub Jelinek <jakub@redhat.com>
6380 PR tree-optimization/53163
6381 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
6382 return value from compute_all_dependences.
6384 PR rtl-optimization/53160
6385 * ree.c (combine_reaching_defs): Handle the case where cand->insn
6386 has been modified by ree pass already.
6388 2012-05-01 Ian Lance Taylor <iant@google.com>
6391 * c-decl.c (build_compound_literal): Make the decl readonly if it
6392 an array of a readonly type.
6393 * gimplify.c (gimplify_compound_literal_expr): Add fallback
6394 parameter. Change all callers. If the decl is not addressable
6395 and is not an l-value, make it readonly.
6397 2012-05-01 Bernd Schmidt <bernds@codesourcery.com>
6399 * ira.c (allocated_reg_info_size): New static variable.
6400 (expand_reg_info): Manage it. Call
6401 setup_preferred_alternate_classes_for_new_pseudos.
6402 (ira): Don't do it here. Remove local allocated_reg_info_size,
6403 set the global before calling find_moveable_pseudos.
6404 (find_moveable_pseudos): Call expand_reg_info rather than
6407 2012-05-01 Richard Henderson <rth@redhat.com>
6409 * common.opt (fsync-libcalls): New.
6410 * doc/invoke.texi: Document it.
6411 * optabs.c (init_sync_libfuncs): Honor it.
6413 2012-05-01 Kenneth Zadeck <zadeck@naturalbridge.com>
6414 Richard Sandiford <r.sandiford@uk.ibm.com>
6416 PR rtl-optimization/52543
6417 * Makefile.in (lower-subreg.o, target-globals.o): Depend on
6419 * lower-subreg.h: New file.
6420 * target-globals.h (this_target_lower_subreg): Declare.
6421 (target_globals): Add lower_subreg;
6422 (restore_target_globals): Restore this_target_lower_subreg.
6423 * target-globals.c: Include it.
6424 (default_target_globals): Add default_target_lower_subreg.
6425 (save_target_globals): Initialize target_lower_subreg.
6426 * rtl.h (init_lower_subreg): Added declaration.
6427 * toplev.c (backend_init_target): Call initializer for lower-subreg
6429 * lower-subreg.c (LOG_COSTS, FORCE_LOWERING): New macros.
6430 (default_target_lower_subreg): New variable.
6431 (this_target_lower_subreg): Likewise.
6432 (twice_word_mode, choices): New macros.
6433 (shift_cost, compute_splitting_shift, compute_costs)
6434 (init_lower_subreg): New functions.
6435 (resolve_simple_move): Add speed_p argument. Check choices.
6436 (find_pseudo_copy): Don't check the mode size here.
6437 (resolve_simple_move): Assert the mode size.
6438 (find_decomposable_shift_zext): Add speed_p argument and return
6439 a bool. Check choices.
6440 (resolve_shift_zext): Add comment.
6441 (dump_shift_choices, dump_choices): New functions.
6442 (decompose_multiword_subregs): Dump list of profitable
6443 transformations. Add code to skip non profitable transformations.
6444 Update calls to simple_move and find_decomposable_shift_zext.
6446 2012-05-01 Ian Bolton <ian.bolton@arm.com>
6447 Sameera Deshpande <sameera.deshpande@arm.com>
6448 Greta Yorsh <greta.yorsh@arm.com>
6450 * config/arm/arm-protos.h (thumb_unexpanded_epilogue): Rename to...
6451 (thumb1_unexpanded_epilogue): ...this.
6452 * config/arm/arm.c (thumb_unexpanded_epilogue): Rename to...
6453 (thumb1_unexpanded_epilogue): ...this.
6454 * config/arm/arm.md (thumb_unexpanded_epilogue): Rename to...
6455 (thumb1_unexpanded_epilogue): ...this.
6457 2012-05-01 Richard Earnshaw <rearnsha@arm.com>
6459 * arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_DEFAULT): Avoid ifdef
6460 comparing enumeration values. Update comments.
6462 2012-05-01 Alan Modra <amodra@gmail.com>
6465 * config/rs6000/rs6000.c (load_lr_save, restore_saved_lr,
6466 load_cr_save, add_crlr_cfa_restore): New functions.
6467 (rs6000_restore_saved_cr): Rename to..
6468 (restore_saved_cr): ..this. Add cfa_restore notes for cr.
6469 (rs6000_emit_epilogue): Use new functions. Adjust condition
6470 for emitting lr and cr cfa_restore. Emit cfa_restores for fp
6471 regs when using out-of-line restore only when shrink wrapping.
6473 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
6476 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
6477 calls to cgraph_node_name in xstrdup.
6478 (ipa_make_edge_direct_to_target): Ditto.
6479 * cgraph.c (dump_cgraph_node): Ditto.
6480 * tree-sra.c (convert_callers_for_node): Ditto.
6481 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
6482 * ipa-cp.c (perhaps_add_new_callers): Ditto.
6483 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
6484 (cgraph_materialize_all_clones): Ditto.
6485 * ipa-inline.c (report_inline_failed_reason): Ditto.
6486 (want_early_inline_function_p): Ditto.
6487 (edge_badness): Ditto.
6488 (update_edge_key): Ditto.
6489 (flatten_function): Ditto.
6490 (ipa_inline): Ditto.
6491 (inline_always_inline_functions): Ditto.
6492 (early_inline_small_functions): Ditto.
6494 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
6497 * config/i386/i386.md (*umul<mode><dwi>3_1): Switch places of
6498 constraints 0 and 1.
6500 012-04-30 Jan Hubicka <jh@suse.cz>
6502 * cgraph.c (ld_plugin_symbol_resolution_names): Move to symtab.c
6503 (cgraph_asm_nodes, cgraph_asm_last_node): Move to cgraphunit.c
6504 (cgraph_add_to_same_comdat_group): Remove.
6505 (cgraph_add_asm_node): Move to cgraphunit.c.
6506 (cgraph_make_decl_local): Move to symtab.c
6507 (cgraph_make_node_local_1): Update.
6508 (cgraph_can_remove_if_no_direct_calls_and): Update.
6509 (used_from_object_file_p): Update.
6510 (resolution_used_from_other_file_p): Move to symtab.c
6511 (cgraph_used_from_object_file_p): move to symtab.c
6512 (verify_cgraph_node): Verify same comdat groups.
6513 * cgraph.h (cgraph_asm_node): Rename to ...
6514 (asm_node): ... this one.
6515 (cgraph_asm_nodes): Rename to ...
6516 (asm_nodes): ... this one.
6517 (symtab_add_to_same_comdat_group): New function.
6518 (symtab_dissolve_same_comdat_group_list): New function.
6519 (symtab_used_from_object_file_p): Declare.
6520 (symtab_make_decl_local): Declare.
6521 (cgraph_add_to_same_comdat_group): Remove.
6522 (cgraph_add_asm_node): Remove.
6523 (cgraph_used_from_object_file_p, varpool_used_from_object_file_p):
6525 (cgraph_finalize_compilation_unit): Rename to ...
6526 (finalize_compilation_unit): ... this one.
6527 (cgraph_optimize): Rename to ....
6528 (compile): ... this one.
6529 (add_asm_node): Declare.
6530 (fixup_same_cpp_alias_visibility): Declare.
6531 (cgraph_make_decl_local): Remove.
6532 (varpool_assemble_pending_decls): Rename to ...
6533 (varpool_output_variables): ... this one.
6534 (varpool_remove_unreferenced_decls): Remove.
6535 * ipa-inline-transform.c (clone_inlined_nodes): Dissolve comdat groups.
6536 (preserve_function_body_p): Make static.
6537 * toplev.c (compile_file): Update comments; update.
6538 * cgraphunit.c: Update comments.
6539 (cgraph_expand_all_functions): Rename to ...
6540 (expand_all_functions): ... this one; update.
6541 (cgraph_mark_functions_to_output): Rename to ...
6542 (mark_functions_to_output): ... this one; cleanup.
6543 (cgraph_output_pending_asms): Remove prototype.
6544 (asm_nodes, asm_last_node): New static vars.
6545 (cgraph_process_new_functions): Update.
6546 (cgraph_reset_node): Cleanup; add comment.
6547 (cgraph_add_new_function): Update.
6548 (cgraph_output_pending_asms): Rename to ...
6549 (output_asm_statements): ... this one.
6550 (add_asm_node): New function.
6551 (fixup_same_cpp_alias_visibility): New function based on code
6552 in cgraph_analyze_function.
6553 (cgraph_analyze_function): Use it.
6554 (cgraph_order_sort): Update.
6555 (cgraph_output_in_order): Update.
6556 (cgraph_function_versioning): Update.
6557 (cgraph_optimize): Rename to ...
6558 (compile): ... this one; initialize streamer hooks here.
6559 (cgraph_finalize_compilation_unit): Rename to ...
6560 (finalize_compilation_unit): ... this one; do not initialize streamer
6562 * lto-streamer-out.c (lto_output_toplevel_asms): Update.
6563 * dwarf2out.c: Update ocmment.
6564 * optimize.c (maybe_clone_body): Use symtab_add_to_same_comdat_group.
6565 * method.c (use_thunk): Likewise.
6566 * semantics.c (maybe_add_lambda_conv_op): Likewise.
6567 * decl2.c (maybe_emit_vtables): Likewise.
6568 (cp_write_global_declarations): Use finalize_compilation_unit.
6569 * parser.c (cp_parser_asm_definition): Use add_asm_node.
6570 * lto-streamer-in.c (lto_input_toplevel_asms): Use add_asm_node
6571 * c-decl.c (c_write_global_declarations): Use
6572 finalize_compilation_unit.
6573 * langhooks.c (write_global_declarations): Update.
6574 * ipa.c (cgraph_externally_visible_p): Update.
6575 (dissolve_same_comdat_group_list): Remove.
6576 (function_and_variable_visibility): Update.
6577 * symtab.c: Inlcude lto-streamer.h and rtl.h
6578 (ld_plugin_symbol_resolution_names): New.
6579 (symtab_add_to_same_comdat_group): New.
6580 (symtab_dissolve_same_comdat_group_list): New.
6581 (resolution_used_from_other_file_p): Move here from cgraph.c
6582 (symtab_used_from_object_file_p): New.
6583 (symtab_make_decl_local): New.
6584 * passes.c (register_pass): Update comments.
6585 * c-parser.c (c_parser_asm_definition): Update.
6586 * varpool.c (varpool_analyze_node): Use
6587 fixup_same_cpp_alias_visibility.
6588 (varpool_remove_unreferenced_decls): Make static.
6589 (varpool_assemble_pending_decls): Rename to ...
6590 (varpool_output_variables): ... this one; call
6591 varpool_remove_unreferenced_decls.
6592 (varpool_used_from_object_file_p): Remove.
6594 2012-04-30 Marc Glisse <marc.glisse@inria.fr>
6597 * c-typeck.c (build_array_ref): Call
6598 convert_vector_to_pointer_for_subscript.
6599 * doc/extend.texi (Vector Extensions): Subscripting not just for C.
6601 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
6603 * config/i386/i386.md (and<mode>3): Change runtime operand mode checks
6604 to compile-time "mode == <MODE>mode" checks.
6605 (and splitter): Ditto.
6607 2012-04-30 Richard Henderson <rth@redhat.com>
6609 * config/arm/arm.md (UNSPEC_LL): New.
6610 * config/arm/sync.md (atomic_loaddi, atomic_loaddi_1): New.
6611 (arm_load_exclusivedi): Use %H0.
6613 2012-04-30 Jason Merrill <jason@redhat.com>
6615 * dwarf2out.c (comdat_symbol_id): Add const.
6616 (union die_symbol_or_type_node): Add const to die_symbol.
6617 (output_die_symbol, output_die, output_comp_unit): Adjust.
6619 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
6621 * config/arm/arm.md (negdi2): Use gen_negdi2_neon.
6622 * config/arm/neon.md (negdi2_neon): New insn.
6623 Also add splitters for core and NEON registers.
6625 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
6627 * config/arm/arm.c (neon_valid_immediate): Allow const_int.
6628 (arm_print_operand): Add 'x' format.
6629 * config/arm/constraints.md (Dn): Allow const_int.
6630 * config/arm/neon.md (neon_mov<mode>): Use VDX to allow DImode.
6631 Use 'x' format to print constants.
6632 * config/arm/predicates.md (imm_for_neon_mov_operand): Allow const_int.
6633 * config/arm/vfp.md (movdi_vfp): Disable for const_int when neon
6635 (movdi_vfp_cortexa8): Likewise.
6637 2012-04-30 Ian Bolton <ian.bolton@arm.com>
6638 Sameera Deshpande <sameera.deshpande@arm.com>
6639 Greta Yorsh <greta.yorsh@arm.com>
6641 * config/arm/arm-protos.h (ldm_stm_operation_p): New declaration.
6642 * config/arm/arm.c (ldm_stm_operation_p): New function.
6643 * config/arm/predicates.md (load_multiple_operation): Update predicate.
6644 (store_multiple_operation): Likewise.
6646 * config/arm/arm-protos.h (ldm_stm_operation_p): New parameters.
6647 * config/arm/arm.c (ldm_stm_operation_p): New parameters.
6648 * config/arm/predicates.md (load_multiple_operation): Add arguments.
6649 (store_multiple_operation): Likewise.
6651 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
6653 * config/i386/i386.md (and<mode>3): Expand masking operations with
6654 0xff, 0xffff or 0xffffffff immediates to corresponding zero_extend RTX.
6655 (and splitter): Split to DImode zero_extend RTX for DImode operand[0].
6657 2012-04-30 Dodji Seketeli <dodji@redhat.com>
6659 Add -Wvarargs option
6660 * builtins.c (fold_builtin_next_arg): Use OPT_Wvarargs as an
6661 argument for the various warning_at calls.
6662 * docs/invoke.texi: Update the documentation.
6664 2012-04-30 Dodji Seketeli <dodji@redhat.com>
6666 Switch -ftrack-macro-expansion=2 on by default.
6667 * docs/cppopts.texi: Adjust for enabling -ftrack-macro-expansion=2
6670 Fix va_start related location
6671 * builtins.c (fold_builtin_next_arg): Unwinds to the first
6672 location in real source code.
6674 Make conversion warnings work on NULL with -ftrack-macro-expansion
6675 * input.h (expansion_point_location_if_in_system_header): Declare
6677 * input.c (expansion_point_location_if_in_system_header): Define it.
6679 Fix -Wuninitialized for -ftrack-macro-expansion
6680 * tree-ssa.c (warn_uninit): Use the spelling location of the variable
6681 declaration. Use linemap_location_before_p for source locations.
6683 Strip "<built-in>" loc from displayed expansion context
6684 * input.c (expand_location_1): When expanding to spelling location
6685 in a context of a macro expansion, skip reserved system header
6686 locations. Update comments. * tree-diagnostic.c
6687 (maybe_unwind_expanded_macro_loc): Likewise.
6689 Make expand_location resolve to locus in main source file
6690 * input.c (expand_location_1): New. Takes a parameter to choose
6691 whether to resolve the location to spelling or expansion point.
6692 Was factorized from ...
6693 (expand_location): ... here.
6694 (expand_location_to_spelling_point): New. Implemented in terms of
6696 * diagnostic.c (diagnostic_build_prefix): Use the new
6697 expand_location_to_spelling_point instead of expand_location.
6699 Fix PCH crash on GTYed pointer-to-scalar field of a struct
6700 * gengtype.c (write_types_process_field): Force second argument of
6701 the call to the PCH object hierarchy walker to be 'x'.
6703 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
6705 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
6706 predicate to discriminate types.
6708 2012-04-30 Manuel López-Ibáñez <manu@gcc.gnu.org>
6710 * doc/invoke.texi (Wmissing-format-attribute): Document as an
6711 alias of Wsuggest-attribute=format.
6712 * c-typeck.c (convert_for_assignment): Replace
6713 Wmissing-format-attribute with Wsuggest-attribute=format.
6714 (digest_init): Likewise.
6716 2012-04-29 Manuel López-Ibáñez <manu@gcc.gnu.org>
6718 * opts.c (finish_options): Do not handle -Wmissing-noreturn here.
6719 * common.opt (Wmissing-noreturn): Alias of
6720 -Wsuggest-attribute=noreturn.
6722 2012-04-29 Hans-Peter Nilsson <hp@axis.com>
6725 * config/cris/cris.md (andqu): New peephole2.
6726 (andu): Tweak head comment.
6728 2012-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
6729 Steven Bosscher <steven@gcc.gnu.org>
6730 Maxim Kuvyrkov <maxim@codesourcery.com>
6732 PR tree-optimization/38785
6733 * common.opt (ftree-partial-pre): New option.
6734 * doc/invoke.texi: Document it.
6735 * opts.c (default_options_table): Initialize flag_tree_partial_pre.
6736 * tree-ssa-pre.c (do_partial_partial_insertion): Insert only if it will
6738 (execute_pre): Use flag_tree_partial_pre.
6740 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6743 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
6746 2012-04-27 Ollie Wild <aaw@google.com>
6748 * doc/invoke.texi (Wliteral-suffix): Document new option.
6750 2012-04-27 Tom Tromey <tromey@redhat.com>
6752 * dwarf2out.c (dwarf_stack_op_name): Use get_DW_OP_name.
6753 (dwarf_tag_name): Use get_DW_TAG_name.
6754 (dwarf_attr_name): Use get_DW_AT_name.
6755 (dwarf_form_name): Use get_DW_FORM_name.
6756 * dwarf2cfi.c (dwarf_cfi_name): Use get_DW_CFA_name.
6758 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
6760 * tree-ssa-phiopt.c (conditional_replacement): Replace PHIs whose
6761 arguments are -1 and 0, by negating the result of the conditional.
6763 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
6766 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
6768 2012-04-27 Richard Guenther <rguenther@suse.de>
6770 * tree-flow.h (is_hidden_global_store): Remove.
6771 * tree-ssa-sink.c (is_hidden_global_store): Likewise.
6772 * tree-ssa-alias.h (ref_may_alias_global_p): Declare.
6773 (stmt_may_clobber_global_p): Likewise.
6774 * tree-ssa-alias.c (ref_may_alias_global_p): New function.
6775 (stmt_may_clobber_global_p): Likewise.
6776 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Call
6777 stmt_may_clobber_global_p.
6778 * tree-ssa-dse.c (dse_possible_dead_store_p): Likewise.
6780 2012-04-27 Steven Bosscher <steven@gcc.gnu.org>
6782 * cfg.c (disconnect_src): Do df_mark_solutions_dirty in the right
6785 * tree-switch-conversion.c (struct switch_conv_info): Add range_max,
6786 reorganize some fields and update comments. Rename bit_test_uniq
6787 and bit_test_count to uniq resp. count. Remove bit_test_bb.
6788 (collect_switch_conv_info): New function, collects info about a
6789 GIMPLE_SWITCH into a struct switch_conv_info.
6790 (check_range): Simplify to use pre-recorded info. Fix think-o in
6791 range-branch ratio check.
6792 (check_process_case): Remove function.
6793 (check_all_empty_except_final): New function, verifies that all
6794 non-final basic blocks are empty.
6795 (process_switch): Simplify to use pre-recorded info. Call
6796 collect_switch_conv_info to do that. Assert that degenerate switch
6797 statements have been cleaned up.
6799 2012-04-27 Marc Glisse <marc.glisse@inria.fr>
6802 * tree-ssa-forwprop.c (combine_conversions): Handle INT->FP->INT.
6804 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
6807 * c-typeck.c (pop_init_level): Use %qD instead of %qT.
6809 2012-04-27 Tom de Vries <tom@codesourcery.com>
6811 PR tree-optimization/51879
6812 * tree-ssa-sccvn.h (struct vn_reference_s): Add result_vdef field.
6813 * tree-ssa-sccvn.c (mark_use_processed): New function, factored out
6815 (defs_to_varying): ... here. Don't set use_processed.
6816 (visit_reference_op_call): Handle gimple_vdef.
6817 Handle case that lhs is NULL_TREE.
6818 (visit_use): Use mark_use_processed. Handle calls with side-effect
6819 using visit_reference_op_call.
6821 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
6823 * sched-deps.c (fixup_sched_groups): Rename to...
6824 (chain_to_prev_insn): ...this.
6825 (chain_to_prev_insn_p): New function.
6826 (deps_analyze_insn): Use it instead of SCHED_GROUP_P.
6828 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
6830 * sched-int.h (_haifa_insn_data): Move priority_status.
6832 (INSN_MODEL_INDEX): New macro.
6833 * haifa-sched.c (insn_delay): New function.
6834 (sched_regno_pressure_class): Update commentary.
6835 (mark_regno_birth_or_death): Pass the liveness bitmap and
6836 pressure array as arguments, instead of using curr_reg_live and
6837 curr_reg_pressure. Only update the pressure if the bit in the
6838 liveness set has changed.
6839 (initiate_reg_pressure_info): Always trust the live-in set for
6840 SCHED_PRESSURE_MODEL.
6841 (initiate_bb_reg_pressure_info): Update call to
6842 mark_regno_birth_or_death.
6843 (dep_list_size): Take the list as argument.
6844 (calculate_reg_deaths): New function, extracted from...
6845 (setup_insn_reg_pressure_info): ...here.
6846 (MODEL_BAR): New macro.
6847 (model_pressure_data, model_insn_info, model_pressure_limit)
6848 (model_pressure_group): New structures.
6849 (model_schedule, model_worklist, model_insns, model_num_insns)
6850 (model_curr_point, model_before_pressure, model_next_priority):
6852 (MODEL_PRESSURE_DATA, MODEL_MAX_PRESSURE, MODEL_REF_PRESSURE)
6853 (MODEL_INSN_INFO, MODEL_INSN): New macros.
6854 (model_index, model_update_limit_points_in_group): New functions.
6855 (model_update_limit_points, model_last_use_except): Likewise.
6856 (model_start_update_pressure, model_update_pressure): Likewise.
6857 (model_recompute, model_spill_cost, model_excess_group_cost): Likewise.
6858 (model_excess_cost, model_dump_pressure_points): Likewise.
6859 (model_set_excess_costs): Likewise.
6860 (rank_for_schedule): Extend SCHED_PRIORITY_WEIGHTED ordering to
6861 SCHED_PRIORITY_MODEL. Use insn_delay. Use the order in the model
6862 schedule as an alternative tie-breaker. Update the call to
6864 (ready_sort): Call model_set_excess_costs.
6865 (update_register_pressure): Update call to mark_regno_birth_or_death.
6866 Rely on that function to check liveness rather than doing it here.
6867 (model_classify_pressure, model_order_p, model_add_to_worklist_at)
6868 (model_remove_from_worklist, model_add_to_worklist, model_promote_insn)
6869 (model_add_to_schedule, model_analyze_insns, model_init_pressure_group)
6870 (model_record_pressure, model_record_pressures): New functions.
6871 (model_record_final_pressures, model_add_successors_to_worklist)
6872 (model_promote_predecessors, model_choose_insn): Likewise.
6873 (model_reset_queue_indices, model_dump_pressure_summary): Likewise.
6874 (model_start_schedule, model_finalize_pressure_group): Likewise.
6875 (model_end_schedule): Likewise.
6876 (schedule_insn): Say when we're scheduling the next instruction
6877 in the model schedule.
6878 (schedule_insn): Handle SCHED_PRESSURE_MODEL.
6879 (queue_to_ready): Do not add instructions that are
6880 MAX_SCHED_READY_INSNS beyond the current point of the model schedule.
6881 Always allow the next instruction in the model schedule to be added.
6882 (debug_ready_list): Print the INSN_REG_PRESSURE_EXCESS_COST_CHANGE
6883 and delay for SCHED_PRESSURE_MODEL too.
6884 (prune_ready_list): Extend SCHED_PRIORITY_WEIGHTED handling to
6885 SCHED_PRIORITY_MODEL, but also take the DFA into account.
6886 (schedule_block): Call model_start_schedule and model_end_schedule.
6887 Extend SCHED_PRIORITY_WEIGHTED stall handling to SCHED_PRIORITY_MODEL.
6888 (sched_init): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
6889 to SCHED_PRESSURE_MODEL, but don't allocate saved_reg_live or
6891 (sched_finish): Update accordingly.
6892 (fix_tick_ready): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
6893 to SCHED_PRESSURE_MODEL.
6894 (add_jump_dependencies): Update call to dep_list_size.
6895 (haifa_finish_h_i_d): Fix leak of max_reg_pressure.
6896 (haifa_init_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
6897 to SCHED_PRESSURE_MODEL.
6898 * sched-deps.c (init_insn_reg_pressure_info): Likewise, but don't
6899 allocate INSN_MAX_REG_PRESSURE for SCHED_PRESSURE_MODEL.
6900 (sched_analyze_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE
6901 handling to SCHED_PRESSURE_MODEL.
6903 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
6905 * common.opt (fsched-pressure-algorithm=): New option.
6906 * flag-types.h (sched_pressure_algorithm): New enum.
6907 * sched-int.h (sched_pressure_p): Replace with...
6908 (sched_pressure): ...this new variable.
6909 * haifa-sched.c (sched_pressure_p): Replace with...
6910 (sched_pressure): ...this new variable.
6911 (sched_regno_pressure_class, rank_for_schedule, ready_sort)
6912 (update_reg_and_insn_max_reg_pressure, schedule_insn)
6913 (debug_ready_list, prune_ready_list, schedule_block, sched_init)
6914 (sched_finish, fix_tick_ready, haifa_init_insn): Update accordingly.
6915 * sched-deps.c (init_insn_reg_pressure_info): Likewise.
6916 (sched_analyze_insn): Likewise.
6917 * sched-rgn.c (schedule_region): Likewise.
6918 * config/m68k/m68k.c (m68k_sched_variable_issue): Likewise.
6920 2012-04-26 Bernd Schmidt <bernds@codesourcery.com>
6922 * PR middle-end/52997
6923 * ira.c (find_moveable_pseudos): Call resize_reg_info.
6926 * machmode.h (CLASS_HAS_WIDER_MODES_P): True for MODE_PARTIAL_INT.
6927 * expr.c (convert_move): Honor unsignedp when extending partial int
6929 * genmodes.c (complete_mode): Don't clear component field of partial
6931 (emit_mode_inner): Don't emit it however.
6932 (calc_wider_mode): Partial int modes widen to their component.
6934 2012-04-26 David S. Miller <davem@davemloft.net>
6936 * config/sparc/niagara4.md: New file.
6937 * config/sparc/sparc.md: Include it.
6938 * config/sparc/sparc.c (niagara4_costs): New processor costs.
6939 (sparc_option_override): Use it.
6940 (sparc_use_sched_lookahead): Return 2 for niagara4.
6941 (sparc_issue_rate): Likewise.
6943 * config/sparc/sparc.md (attr type): Delete 'fgm_cmp'.
6944 (fpack16_vis, fpackfix_vis, fpack32_vis): Set type to fgm_pack.
6945 (fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
6946 fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis): Set type to fgm_mul.
6947 (alignaddrsi_vis, alignaddrdi_vis, alignaddrlsi_vis,
6948 alignaddrldi_vis): Set type to gsr.
6949 (pdist_vis, pdistn<mode>_vis): Set type to fgm_pdsit.
6950 (fcmp<code><GCM:gcm_name><P:mode>_vis, cmask8<P:mode>_vis,
6951 cmask16<P:mode>_vis, cmask32<P:mode>_vis, fchksm16_vis,
6952 v<vis3_shift_patname><mode>3, fmean16_vis,
6953 fp<plusminus_insn>64_vis, <vis3_addsub_ss_patname><mode>3,
6954 fucmp<code>8<P:mode>_vis): Set type to fga.
6955 * config/sparc/ultra1_2.md: Remove refrences to fgm_cmp.
6956 * config/sparc/niagara.md: Likewise.
6957 * config/sparc/niagara2.md: Likewise.
6958 * config/sparc/ultra3.md: Likewise, and fix type matching for
6959 us3_ialuX reservation.
6961 2012-04-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6963 * reload.c (find_reloads): Change the loop nesting when trying an
6964 alternative with swapped operands.
6966 2012-04-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6968 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Fix
6969 comment. Delete unused parameter first_exp_point_map.
6970 (virt_loc_aware_diagnostic_finalizer): Update call.
6972 2012-04-26 Michael Hope <michael.hope@linaro.org>
6973 Richard Earnshaw <rearnsha@arm.com>
6975 * config/arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_SOFT_FLOAT): Define.
6976 (GLIBC_DYNAMIC_LINKER_HARD_FLOAT): Define.
6977 (GLIBC_DYNAMIC_LINKER_DEFAULT): Define.
6978 (GLIBC_DYNAMIC_LINKER): Redefine to use the hard float path.
6980 2012-04-25 Sriraman Tallam <tmsriram@google.com>
6982 * doc/extend.texi: Document avx2 support.
6983 * config/i386/i386.c (fold_builtin_cpu): Add avx2.
6985 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
6988 * config/cris/cris.md ("*andhi_lowpart_v32")
6989 ("*andqi_lowpart_v32"): Change first input-only operand from
6990 a (match_operand ...) to (match_dup 0). Drop alternatives with
6991 const_int-matching constraints for redundancy.
6992 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
6993 three-operand alternative.
6995 2012-04-25 Jakub Jelinek <jakub@redhat.com>
6998 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
6999 instead expand it as zero extension.
7001 2012-04-25 H.J. Lu <hongjiu.lu@intel.com>
7004 * dwarf2out.c (dbx_reg_number): Assert return value != INVALID_REGNUM.
7006 2012-04-25 Jakub Jelinek <jakub@redhat.com>
7008 * common.opt (flag_debug_types_section): Default to 0.
7009 (dwarf_version): Default to 4.
7010 (dwarf_record_gcc_switches): Default to 1.
7011 (dwarf_strict): Default to 0.
7012 * toplev.c (process_options): Don't handle dwarf_strict
7013 or dwarf_version here.
7014 * config/vxworks.c (vxworks_override_options): Don't
7015 test whether dwarf_strict or dwarf_version are negative,
7016 instead test !global_options_set.x_dwarf_*.
7017 * config/darwin.c (darwin_override_options): Default to
7019 * doc/invoke.texi: Note that -gdwarf-4, -grecord-gcc-switches
7020 and -fno-debug-types-section are now the default.
7022 2012-04-25 Jan Hubicka <jh@suse.cz>
7024 * cgraphunit.c: Update toplevel comment.
7025 (tree_rest_of_compilation): Merge into cgraph_expand_function.
7026 (cgraph_analyze_function): Make static.
7027 (cgraph_decide_is_function_needed): Make static.
7028 (cgraph_add_new_function): Use expand_function instead of
7029 rest_of_compilation.
7030 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
7031 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
7033 (cgraph_inline_p): Remove.
7034 (cgraph_preserve_function_body_p): Move to ipa-inline-transform.
7035 (init_cgraph): Add comment.
7036 * cgraphbuild.c (record_reference, mark_address, mark_load,
7037 mark_store): Do not call analyze_expr hook.
7038 * cgraph.c: Update toplevel comment.
7039 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
7040 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
7041 Move fere from cgraphunit.c
7042 (cgraph_mark_force_output_node): Move to cgraph.h
7043 * cgraph.h: Reorder so the comments match the function placement.
7044 (cgraph_analyze_function, cgraph_decide_is_function_needed): Remove.
7045 (cgraph_mark_force_output_node): Move here from cgraph.c
7046 * tree.c (free_lang_data): Do not clear analyze_expr hook.
7047 * ipa-inline-transform.c (preserve_function_body_p): New function.
7048 (inline_transform): Update.
7049 * langhooks.c (lhd_callgraph_analyze_expr): Remove.
7050 * langhooks.h (lang_hooks_for_callgraph): Remove.
7051 (lang_hooks): Remove callgraph.
7052 * tree-inline.c (expand_call_inline): Do not use cgraph_inline_p.
7053 * varpool.c: Remove out of date comment.
7054 * langhooks-def.h (lhd_callgraph_analyze_expr): Remove.
7055 (LANG_HOOKS_CALLGRAPH_ANALYZE_EXPR): Remove.
7057 2012-04-25 Jan Hubicka <jh@suse.cz>
7060 * cgraphunit.c (referred_to_p): Move ahead in file to avoid
7061 forward declaration.
7062 (cgraph_finalize_function): Finalize them here.
7063 * symtab.c (dump_symtab): Dump ctors and dtors.
7065 2012-04-25 Jakub Jelinek <jakub@redhat.com>
7068 * stor-layout.c (get_best_mode): Don't return mode with bitsize
7069 larger than maxbits. Don't compute maxbits modulo align.
7070 Also check that unit bytes long store at bitpos / unit * unit
7071 doesn't affect bits beyond bitregion_end.
7072 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
7073 would not fit into bitregion_start ... bitregion_end + 1 bit region.
7074 (store_split_bit_field): Decrease unit close to end of bitregion_end
7075 if access is restricted in order to avoid mutual recursion.
7077 PR tree-optimization/53058
7078 * double-int.h (double_int_max_value, double_int_min_value): New
7080 * double-int.c (double_int_max_value, double_int_min_value): New
7082 * tree-vrp.c (register_edge_assert_for_2): Compare mask for LE_EXPR
7083 or GT_EXPR with double_int_max_value instead of double_int_mask.
7085 2012-04-25 Richard Guenther <rguenther@suse.de>
7087 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
7088 * tree-vect-loop.c (vect_transform_loop): Adjust.
7089 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Record
7090 the maximum number of iterations for the epilogue loop.
7091 (vect_loop_versioning): Remove case re-using the peeled epilogue loop.
7093 2012-04-25 Jakub Jelinek <jakub@redhat.com>
7096 * c-typeck.c (set_nonincremental_init,
7097 set_nonincremental_init_from_string): Pass true instead of false
7098 as IMPLICIT to add_pending_init.
7100 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
7102 * c-typeck.c (pop_init_level): Improve diagnostics.
7104 2012-04-25 Uros Bizjak <ubizjak@gmail.com>
7106 * compare-elim.c (try_eliminate_compare): Also handle operands with
7107 implicit extensions.
7109 2012-04-25 Alan Modra <amodra@gmail.com>
7111 * config/rs6000/rs6000 (SAVE_INLINE_VRS, REST_INLINE_VRS,
7112 V_SAVE_INLINE, SAVRES_LR, SAVRES_SAVE, SAVRES_REG,
7113 SAVRES_GPR, SAVRES_FPR, SAVRES_VR): Define.
7114 (no_global_regs_above): Delete.
7115 (no_global_regs): New function.
7116 (rs6000_savres_strategy): Handle vector regs. Use proper lr_save_p
7117 value for load multiple test.
7118 (savres_routine_syms): Increase size.
7119 (rs6000_savres_routine_name, rs6000_savres_routine_sym,
7120 ptr_regno_for_savres, rs6000_emit_savres_rtx): Pass in int selector
7121 rather than a number of boolean flags. Update all callers.
7122 (rs6000_savres_routine_name): Generate vector save/restore names.
7123 (rs6000_savres_routine_sym): Handle vector regs. Delete forward decl.
7124 (ptr_regno_for_savres, rs6000_emit_savres_rtx): Likewise.
7125 (rs6000_emit_prologue): Delete saving_FPRs_inline, saving_GPRs_inline
7126 and using_store_multiple. Expand uses. Don't always use r11 as
7127 frame reg when needed for out-of-line saves. Set up initial offset
7128 for out-of-line vector saves when buying stack frame. Handle pointer
7129 reg setup for out-of-line fp save. Emit call to out-of-line vector
7130 save function. Choose r11 or r12 for vrsave reg when available for
7132 (rs6000_output_function_prologue): Don't emit .extern for ELF.
7133 (rs6000_emit_epilogue): Choose a better frame reg when restoring
7134 from back-chain to suit out-of-line vector restore functions. Emit
7135 call to out-of-line vector restore function. Adjust register used
7136 for cr restore. Tweak pointer register setup for gpr restore.
7137 * config/rs6000/rs6000.h (FIRST_SAVED_GP_REGNO): Take into account
7139 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Simplify.
7140 (V_SAVE_INLINE): Define.
7141 * config/rs6000/altivec.md (save_vregs_*, restore_vregs_*): New insns.
7143 2012-04-25 Alan Modra <amodra@gmail.com>
7145 * config/rs6000/rs6000.c (rs6000_savres_strategy): Allow
7146 out-of-line save/restore for large frames. Don't disable
7147 out-of-line saves on ABI_AIX when using static chain reg.
7148 (rs6000_emit_prologue): Adjust cr_save_regno on ABI_AIX to not
7149 clobber static chain reg, and tweak for out-of-line gpr saves
7152 2012-04-25 Alan Modra <amodra@gmail.com>
7154 * config/rs6000/rs6000.c (START_USE, END_USE, NOT_INUSE): Define.
7155 (rs6000_emit_prologue): Use the above to catch register overlap.
7157 2012-04-25 Alan Modra <amodra@gmail.com>
7159 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete forward
7160 decl. Move logic selecting update reg to callers. Update all callers.
7161 (rs6000_emit_allocate_stack): Add copy_off param.
7162 (emit_frame_save): Don't handle reg+reg addressing.
7163 (ptr_regno_for_savres): New function, extracted from..
7164 (rs6000_emit_savres_rtx): ..here. Add lr_offset param.
7165 (rs6000_emit_prologue): Generate frame_ptr_rtx as we need it.
7166 Set frame_reg_rtx to r11 whenever r11 is needed, and merge
7167 frame offset adjustment for out-of-line save with copy from sp.
7168 Simplify condition controlling whether cr is saved early or
7169 late. Use ptr_regno_for_savres to verify correct reg is set
7170 up for out-of-line saves. Pass the actual pointer reg used to
7171 rs6000_emit_savres_rtx so rtl matches insns in out-of-line
7172 function. Rearrange spe vars so code is similar to that
7173 elsewhere in this function. Don't update frame_off when spe
7174 save code will restore r11. Use emit_frame_save for spe and
7175 gpr saves. Consolidate darwin out-of-line gpr setup with that
7176 for other abis. Don't assume frame_offset is zero and frame
7177 reg is sp when setting up altivec reg saves, and calculate
7178 exact offset requirement.
7179 (rs6000_emit_epilogue): Use HOST_WIDE_INT for frame_off. Tidy
7180 spe restore code. Consolidate darwin out-of-line gpr setup
7181 with that for other abis.
7183 2012-04-25 Alan Modra <amodra@gmail.com>
7185 * config/rs6000/rs6000.c (rs6000_frame_related): Don't emit a
7186 REG_FRAME_RELATED_EXPR note when the instruction exactly matches
7188 (emit_frame_save): Delete frame_ptr param. Rename total_size to
7190 (rs6000_emit_prologue): Add sp_off. Update rs6000_frame_related
7191 and emit_frame_save calls. Cope with possibly missing note.
7193 2012-04-24 Sriraman Tallam <tmsriram@google.com>
7195 * config/i386/i386.c (build_processor_model_struct): New function.
7196 (make_var_decl): New function.
7197 (fold_builtin_cpu): New function.
7198 (ix86_fold_builtin): New function.
7199 (make_cpu_type_builtin): New function.
7200 (ix86_init_platform_type_builtins): New function.
7201 (ix86_expand_builtin): Expand new builtins by folding them.
7202 (ix86_init_builtins): Make new builtins to detect CPU type.
7203 (TARGET_FOLD_BUILTIN): New macro.
7204 (IX86_BUILTIN_CPU_INIT): New enum value.
7205 (IX86_BUILTIN_CPU_IS): New enum value.
7206 (IX86_BUILTIN_CPU_SUPPORTS): New enum value.
7207 * config/i386/i386-builtin-types.def: New function type.
7208 * testsuite/gcc.target/builtin_target.c: New testcase.
7209 * doc/extend.texi: Document builtins.
7211 2012-04-24 Olivier Hainque <hainque@adacore.com>
7213 * common.opt (gdwarf-): Initialize dwarf_version to -1 instead of 2.
7214 * toplev.c (process_options): Default to dwarf_version 2.
7215 * config/vxworks.c (vxworks_override_options): Default to strict-dwarf
7216 and dwarf_version 2.
7218 2012-04-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
7220 * tree-pretty-print.h (default_tree_printer): Do not declare.
7221 * tree-diagnostic.c: Include tree-pretty-print.h, tree-pass.h and
7223 (default_tree_diagnostic_starter): Make static.
7224 (default_tree_printer): Move to here. Make static.
7225 (tree_diagnostics_defaults): New.
7226 * tree-diagnostic.h (default_tree_diagnostic_starter): Do not declare.
7227 * tree.c (free_lang_data): Use tree_diagnostics_defaults.
7228 * toplev.c: Do not include tree-pass.h.
7229 (default_tree_printer): Move from here.
7230 (general_init): Use tree_diagnostics_defaults.
7232 2012-04-24 Chao-ying Fu <fu@mips.com>
7234 * config.gcc (mips64*-*-linux*): Append mips/linux-common.h to tm_file.
7235 (mips*-*-linux*): Append mips/linux-common.h to tm_file.
7236 * config/mips/gnu-user.h
7237 (SUBTARGET_CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC directly.
7238 (GNU_USER_TARGET_LINK_SPEC): New define.
7239 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
7240 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC directly.
7241 (GNU_USER_TARGET_MATHFILE_SPEC): New define.
7242 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC and
7243 GNU_USER_TARGET_ENDFILE_SPEC.
7244 * config/mips/gnu-user64.h (LIB_SPEC): Remove.
7245 (GNU_USER_TARGET_LINK_SPEC): New define.
7246 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
7247 * config/mips/linux-common.h: New file.
7249 2012-04-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7252 * config/rs6000/rs6000-c.c (fully_fold_convert): New function.
7253 (altivec_build_resolved_builtin): Call fully_fold_convert.
7255 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
7258 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
7260 2012-04-24 Richard Guenther <rguenther@suse.de>
7262 PR tree-optimization/53085
7263 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
7266 2012-04-24 Richard Guenther <rguenther@suse.de>
7268 * tree-if-conv.c (main_tree_if_conversion): Move bb under
7271 2012-04-24 Jim Meyering <meyering@redhat.com>
7273 * genattrtab.c (gen_attr): Avoid NULL-deref after diagnosing
7274 absence of an define_enum call.
7276 2012-04-24 Richard Guenther <rguenther@suse.de>
7278 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): If
7279 the epilogue loop is not re-used as unvectorized version
7280 record the its maximum number of iterations.
7282 2012-04-24 Andrew Pinski <apinski@cavium.com>
7284 * tree-ssa-forwprop.c (simplify_bitwise_binary):
7285 Don't directly use def1/def2.
7287 2012-04-24 Richard Guenther <rguenther@suse.de>
7289 PR tree-optimization/53098
7290 * tree-vect-loop.c (vect_analyze_loop_operations): Fixup
7293 2012-04-24 Andrew Pinski <apinski@cavium.com>
7296 * tree-ssa-forwprop.c (defcodefor_name): New function.
7297 (simplify_bitwise_binary): Use defcodefor_name instead of manually
7298 Simplify "( X | Y) & X" to X and "( X & Y) | X" to X.
7299 Simplify "(~X | Y) & X" to "X & Y" and
7300 "(~X & Y) | X" to "X | Y".
7302 2012-04-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7304 * recog.c (insn_invalid_p): Add IN_GROUP parameter and use
7305 validate_change to add clobbers if IN_GROUP is nonzero.
7306 (verify_changes): Call insn_invalid_p with IN_GROUP set to true.
7307 * recog.h (insn_invalid_p): Add IN_GROUP parameter to function
7309 * gcse.c (process_insert_insn): Call insn_invalid_p with IN_GROUP
7311 * config/s390/s390.c (insn_invalid_p): Likewise.
7313 2012-04-24 Jakub Jelinek <jakub@redhat.com>
7316 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR of MEM_REF.
7317 (output_addressed_constants): Likewise.
7320 * varasm.c (get_section): Don't ICE for section conflicts with
7321 built-in section kinds.
7323 2012-04-23 DJ Delorie <dj@redhat.com>
7325 * config/s390/s390.h (LINK_SPEC): Remove, no longer needed.
7326 (LIBSTDCXX): Change to CPP2.
7328 2012-04-23 H.J. Lu <hongjiu.lu@intel.com>
7331 * opth-gen.awk: Check if MASK_ and TARGET_ macros are defined for
7334 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
7336 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
7337 (*addsi_2_zext): Ditto.
7338 (*add<mode>_3): Ditto.
7339 (*addsi_3_zext): Ditto.
7340 (*add<mode>_5): Ditto.
7342 2012-04-23 Andrew Pinski <apinski@cavium.com>
7344 * tree-ssa-forwprop.c (simplify_bitwise_binary): Simplify (A & B) OP0
7345 (C & B) to (A OP0) & B.
7347 2012-04-23 Martin Jambor <mjambor@suse.cz>
7349 * expr.c (expand_expr_real_1): Remove setting parent's alias set for
7350 temporaries created for a bitfield (reverting revision 122014).
7352 2012-04-23 Richard Guenther <rguenther@suse.de>
7354 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Gimplify
7355 the condition using is_gimple_condexpr and avoid the not necessary
7357 (set_prologue_iterations): Likewise.
7358 (vect_loop_versioning): Likewise.
7360 2012-04-23 Richard Guenther <rguenther@suse.de>
7362 PR tree-optimization/53070
7363 * tree-if-conv.c (combine_blocks): Free predicates in all blocks.
7364 (main_tree_if_conversion): Verify we succeeded in that.
7366 2012-04-23 Jan Hubicka <jh@suse.cz>
7368 * lto-symtab.c (lto_cgraph_replace_node): Do not call
7369 mark_reahcable_node.
7370 * cgraph.c (cgraph_remove_node): Do not clear reachable.
7371 (cgraph_mark_reachable_node): Remove.
7372 (cgraph_mark_force_output_node): Do not set reachable.
7373 (dump_cgraph_node): Do not dump reachable.
7374 (cgraph_create_virtual_clone): Do not set reachable.
7375 * cgraph.h (cgraph_node): Remove reachable flag.
7376 (varpool_node): Remove reachable flag.
7377 (cgraph_mark_if_needed): Remove.
7378 (cgraph_mark_reachable_node): Remove.
7379 * tree-emutls.c (ipa_lower_emutls): Do not check reachable.
7380 * cgraphunit.c (cgraph_finalize_function): Do not mark node as
7382 (cgraph_add_new_function): Likewise.
7383 (cgraph_mark_if_needed): Remove.
7384 (cgraph_analyze_function): Do not set target as reachable.
7385 (process_function_and_variable_attributes): Do not care about
7387 (cgraph_analyze_functions): Do not set reachable flags.
7388 (cgraph_mark_functions_to_output): Do not check reachability.
7389 (cgraph_copy_node_for_versioning): Do not set reachable flag.
7390 (dbxout_expand_expr): Update.
7391 * c-decl.c (merge_decls): Do not track changed externs.
7392 * ipa.c: Include pointer-set.h
7393 (enqueue_cgraph_node): Use reachable pointer set.
7394 (process_references): Likewise.
7395 (cgraph_remove_unreachable_nodes): Likewise.
7396 (whole_program_function_and_variable_visibility): Do not recompute
7398 * trans-mem.c (ipa_tm_execute): Do not check reachable flag.
7400 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
7402 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
7404 2012-04-23 Richard Guenther <rguenther@suse.de>
7407 * c-typeck.c (build_binary_op): Fix typo.
7409 2012-04-23 Jakub Jelinek <jakub@redhat.com>
7411 PR tree-optimizations/52891
7412 * tree-vect-patterns.c (adjust_bool_pattern): Use
7413 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
7414 but with non-standard precision.
7416 2012-04-22 Jan Hubicka <jh@suse.cz>
7418 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Bail out at NULL
7421 2012-04-22 Jan Hubicka <jh@suse.cz>
7423 * lto-symtab.c (lto_varpool_replace_node): Do not merge needed flags.
7424 * cgraphbuild.c (record_reference, record_type_list, mark_address,
7425 mark_load, mark_store): Do not mark varpool nodes as needed.
7426 * cgraph.c (cgraph_new_nodes): Remove.
7427 (cgraph_create_function_alias): Do not mark nodes as reachable.
7428 (cgraph_add_thunk): Likewise.
7429 (cgraph_mark_reachable_node): Do not manage the queue.
7430 * cgraph.h (cgraph_node): Remove next_needed.
7431 (varpool_nodes_queue): Remove next_needed and prev_needed.
7432 (x_cgraph_nodes_queue, x_cgraph_nodes_queue, cgraph_new_nodes): Remove.
7433 (cgraph_new_nodes): Declare.
7434 (x_varpool_nodes_queue, varpool_nodes_queue); Remove.
7435 (varpool_analyze_pending_decls): Remove.
7436 (varpool_analyze_node): New.
7437 (varpool_mark_needed_node): Remove.
7438 (varpool_first_variable, varpool_next_variable): New inlines.
7439 (varpool_first_static_initializer, varpool_next_static_initializer):
7441 (FOR_EACH_STATIC_VARIABLE): Remove unused walker.
7442 (varpool_first_defined_variable): New inline.
7443 (varpool_next_defined_variable): New inline
7444 (FOR_EACH_VARIABLE): Reimplement.
7445 (FOR_EACH_DEFINED_VARIABLE): Reimplement.
7446 * toplev.c (wrapup_global_declaration_2): Use analyzed instead of
7448 * cgraphunit.c (cgraph_new_nodes): Declare here.
7449 (enqueue_node): New function.
7450 (cgraph_process_new_functions): update for new
7451 node set; when constructing cgraph enqueue node for processing.
7452 (cgraph_add_new_function): Use new node set.
7453 (process_function_and_variable_attributes): Do not set varpool needed
7455 (referred_to_p): New function.
7456 (varpool_finalize_decl): Move here from varpool.c; enqueue needed node
7457 when varpool is in construction.
7458 (cgraph_analyze_functions): Rewrite.
7459 (cgraph_expand_all_functions): Update.
7460 (cgraph_output_in_order): Do not analyze pending decls; do not set
7462 (cgraph_optimize): Do not analyze pending decls.
7463 * lto-cgraph.c (input_varpool_node): Clear analyzed flag for objects
7464 in other partition; do not mark node as needed.
7465 * dwarf2out.c (reference_to_unused): Use analyzed flag.
7466 (premark_types_used_by_global_vars_helper): Likewise.
7467 * ipa.c (process_references): Do not call varpool_mark_needed_node.
7468 (cgraph_remove_unreachable_nodes): Do not rely on varpool and
7470 (function_and_variable_visibility): Do not mark node as needed.
7471 (whole_program_function_and_variable_visibility): Likewise.
7472 * Makefile.in (gt-varpool.h): No longer needed.
7473 * passes.c (execute_one_pass, execute_ipa_pass_list): Update.
7474 (ipa_write_summaries): Do not use needed flag.
7475 * varpool.c: Do not include gt-varpool.h
7476 (x_varpool_nodes_queue, x_varpool_last_needed_node,
7477 x_varpool_last_needed_node, x_varpool_first_unanalyzed_node,
7478 x_varpool_first_unanalyzed_node, varpool_assembled_nodes_queue):
7480 (varpool_remove_node): Do not update the lists.
7481 (dump_varpool_node): Do not dump needed flag.
7482 (varpool_enqueue_needed_node): Remove.
7483 (varpool_mark_needed_node): Remove.
7484 (varpool_reset_queue): Remove.
7485 (varpool_finalize_decl): Move to cgraphunit.c
7486 (varpool_analyze_node): New functions based on former
7487 varpool_analyze_pending_decls.
7488 (varpool_analyze_pending_decls): Remove.
7489 (varpool_assemble_decl): Do not update the lists.
7490 (enqueue_node): New function.
7491 (varpool_remove_unreferenced_decls): Rewrite.
7492 (varpool_empty_needed_queue): Remove.
7493 (add_new_static_var): Do not mark node as needed.
7494 (varpool_create_variable_alias): Handle expansion state
7496 * except.c (output_ttype): Do not mark node as needed.
7497 * varasm.c (mark_decl_referenced): Do not use mark_needed_node.
7498 * tree-profile.c (init_ic_make_global_vars, init_ic_make_global_vars):
7500 * tree-switch-conversion.c (build_one_array): Likewise.
7502 2012-04-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
7505 * doc/invoke.texi (pedantic): Rename to Wpedantic.
7506 * common.opt (Wpedantic): New.
7507 (pedantic): Alias Wpedantic.
7508 * diagnostic.c (warning_at): Likewise.
7509 * c-decl.c (diagnose_mismatched_decls): Likewise.
7510 (build_array_declarator): Likewise.
7511 (mark_forward_parm_decls):
7512 (check_bitfield_type_and_width): Likewise.
7513 (grokdeclarator): Likewise.
7514 (grokfield): Likewise.
7515 (finish_struct): Likewise.
7516 (build_enumerator): Likewise.
7517 (store_parm_decls_oldstyle): Likewise.
7518 (declspecs_add_qual): Likewise.
7519 (declspecs_add_type): Likewise.
7520 (finish_declspecs): Likewise.
7521 * c-typeck.c (composite_type): Likewise.
7522 (comp_target_types): Likewise.
7523 (build_array_ref): Likewise.
7524 (pointer_diff): Likewise.
7525 (build_unary_op): Likewise.
7526 (build_conditional_expr): Likewise.
7527 (build_c_cast): Likewise.
7528 (convert_for_assignment): Likewise.
7529 (maybe_warn_string_init): Likewise.
7530 (digest_init): Likewise.
7531 (pop_init_level): Likewise.
7532 (set_init_index): Likewise.
7533 (c_finish_goto_label): Likewise.
7534 (c_finish_return): Likewise.
7535 (do_case): Likewise.
7536 (build_binary_op): Likewise.
7537 * c-parser.c (static): Likewise.
7538 (c_parser_external_declaration): Likewise.
7539 (c_parser_declaration_or_fndef): Likewise.
7540 (c_parser_static_assert_declaration_no_se): Likewise.
7541 (c_parser_enum_specifier): Likewise.
7542 (c_parser_struct_or_union_specifier): Likewise.
7543 (c_parser_struct_declaration): Likewise.
7544 (c_parser_alignas_specifier): Likewise.
7545 (c_parser_braced_init): Likewise.
7546 (c_parser_initelt): Likewise.
7547 (c_parser_compound_statement_nostart): Likewise.
7548 (c_parser_conditional_expression): Likewise.
7549 (c_parser_alignof_expression): Likewise.
7550 (c_parser_postfix_expression): Likewise.
7551 (c_parser_postfix_expression_after_paren_): Likewise.
7552 (c_parser_objc_class_instance_variables): Likewise.
7553 (c_parser_objc_method_definition): Likewise.
7554 (c_parser_objc_methodprotolist): Likewise.
7556 2012-04-22 Ian Lance Taylor <iant@google.com>
7558 * godump.c (go_output_typedef): Dump size of structs.
7560 2012-04-22 Razya Ladelsky <razya@il.ibm.com>
7562 Correcting transform_to_exit_first_loop + fix to PR46886
7563 * tree-parloops.c (transform_to_exit_first_loop): Remove
7564 setting of number of iterations according to the loop pattern.
7565 Duplicate from entry to exit->src instead of loop->latch.
7566 (pallelize_loops): Remove the condition preventing do-while loops.
7567 * tree-cfg.c (bool bb_in_region_p): New.
7568 (gimple_duplicate_sese_tail): Adjust duplication of the the subloops.
7569 Adjust redirection of the duplicated iteration.
7571 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
7574 * rtl.def (ADDRESS): Use "i" rather than "w".
7575 * rtl.h (find_base_term): Delete.
7576 (may_be_sp_based_p): Declare.
7577 * rtl.c (rtx_code_size): Remove ADDRESS special case.
7578 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP)
7579 (UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Move to...
7581 (find_base_term): Make static.
7582 (may_be_sp_based_p): New function.
7583 * dse.c (record_store): Use it.
7584 * store-motion.c (store_killed_in_insn): Likewise.
7586 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
7588 * fold-const.c (fold_checksum_tree): Fix VECTOR_CST case.
7590 2012-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
7593 * c-typeck.c (inform_declaration): New.
7594 (build_function_call_vec): Do not pretty-print
7595 expressions when caret is enabled.
7596 (convert_arguments): Use inform_declaration.
7598 2012-04-20 Jim Meyering <meyering@redhat.com>
7600 * genmodes.c (make_complex_modes): Don't truncate a mode name of
7601 length 7 or more when prepending a "C". Suggested by Richard Guenther.
7603 2012-04-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7605 PR rtl-optimization/44214
7606 * fold-const.c (exact_inverse): New function.
7607 (fold_binary_loc): Fold vector and complex division by constant into
7608 multiply by recripocal with flag_reciprocal_math; fold vector division
7609 by constant into multiply by reciprocal with exact inverse.
7611 2012-04-20 Jan Hubicka <jh@suse.cz>
7613 * lto-symtab.c (lto_cgraph_replace_node): Merge needed instead of
7615 * cgraph.c (cgraph_add_thunk): Use mark_reachable_node.
7616 (cgraph_remove_node): Update.
7617 (cgraph_mark_needed_node): Remove.
7618 (cgraph_mark_force_output_node): New.
7619 (dump_cgraph_node): Do not dump needed flag.
7620 (cgraph_node_cannot_be_local_p_1): Update.
7621 (cgraph_can_remove_if_no_direct_calls_and_refs): Update.
7622 * cgraph.h (symtab_node_base): Add force_output flag.
7623 (cgraph_node): Remove needed flag.
7624 (varpool_node): Remove force_output flag.
7625 (cgraph_mark_needed_node): Remove.
7626 (cgraph_mark_force_output_node): New.
7627 (cgraph_only_called_directly_or_aliased_p,
7628 varpool_can_remove_if_no_refs, varpool_all_refs_explicit_p): Update.
7629 * ipa-cp.c (ipcp_generate_summary): Remove out of date assert.
7630 * cgraphunit.c (cgraph_decide_is_function_needed): rewrite.
7631 (cgraph_add_new_function): Update.
7632 (cgraph_mark_if_needed): Update.
7633 (verify_cgraph_node): Update.
7634 (cgraph_analyze_function): Alias target is reachable.
7635 (process_function_and_variable_attributes): Update: externally_visible
7636 flag makes function reachable.
7637 (cgraph_analyze_functions): Update dumping.
7638 * lto-cgraph.c (lto_output_node, lto_output_varpool_node,
7639 input_overwrite_node, input_varpool_node): Update streaming.
7640 * lto-streamer-out.c (produce_symtab): Use force_output.
7641 * ipa.c (process_references): Weakrefs must be processed.
7642 (cgraph_remove_unreachable_nodes): Likewise; update for new
7644 (varpool_externally_visible_p): Weakrefs are externally visible
7645 even if they are not.
7646 (function_and_variable_visibility): Update; when processing alias
7647 pair force the targets to be output.
7648 (whole_program_function_and_variable_visility): Use
7649 mark_reachable_node.
7650 * trans-mem.c (ipa_tm_mark_needed_node): Remove
7651 (ipa_tm_mark_force_output_node): New function.
7652 (ipa_tm_create_version_alias, ipa_tm_create_version): Update.
7653 * gimple-fold.c (can_refer_decl_in_current_unit_p): Be lax about
7655 * varasm.c (mark_decl_referenced): Update.
7656 (find_decl_and_mark_needed): Remove.
7657 (find_decl): New function.
7658 (weak_finish, finish_aliases_1, assemble_alias): Update; do not mark
7659 alias targets as needed.
7660 (dump_tm_clone_pairs): Update.
7661 * tree-inline.c (copy_bb): Update check.
7662 * symtab.c (dump_symtab_base): Dump force_output.
7663 * tree-ssa-structalias.c (ipa_pta_execute): Use force_output.
7664 * passes.c (execute_todo): Fix dumping.
7665 * varpool.c (decide_is_variable_needed, varpool_finalize_decl): Update.
7666 (varpool_analyze_pending_decls): Alias target is reachable.
7667 (varpool_create_variable_alias): Finalize weakrefs.
7669 2012-04-20 Jakub Jelinek <jakub@redhat.com>
7672 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP,
7673 UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Define.
7674 * alias.c (init_alias_targets): Use UNIQUE_BASE_VALUE_*
7675 macros instead of constants.
7676 * dse.c (record_store): Check for SP ADDRESS by comparing
7677 XWINT to UNIQUE_BASE_VALUE_SP instead of expecting
7678 XEXP to be stack_pointer_rtx.
7680 2012-04-20 Richard Guenther <rguenther@suse.de>
7682 * tree-ssa-copy.c (propagate_tree_value_into_stmt): Use
7683 update_call_from_tree when propagating into a call.
7685 2012-04-20 Alan Modra <amodra@gmail.com>
7687 * config/rs6000/rs6000.c (rs6000_emit_savres_rtx): Formatting.
7688 (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise. Rename
7689 sp_offset to frame_off. Move world save code earlier.
7691 2012-04-20 Richard Guenther <rguenther@suse.de>
7693 PR tree-optimization/53050
7694 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine):
7695 Do only one transform on COND_EXPRs at the same time.
7697 2012-04-19 Jan Hubicka <jh@suse.cz>
7699 * symtab.c (dump_symtab_base): Revert accidental checkin.
7701 2012-04-20 Alan Modra <amodra@gmail.com>
7704 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
7705 static chain, set REST_INLINE_FPRS too.
7707 2012-04-20 Thomas Schwinge <thomas@codesourcery.com>
7709 * tree-dump.c (dequeue_and_dump) <BIT_FIELD_REF>: Dump the three child
7712 2012-04-20 Richard Guenther <rguenther@suse.de>
7714 * tree-vect-loop.c (vect_analyze_loop_operations): Do not vectorize
7715 loops that can never run more often than the vectorization factor.
7717 2012-04-19 Jan Hubicka <jh@suse.cz>
7719 * symtab.c (dump_symtab_base): Fix dumping of asm lists.
7721 2012-04-19 David Edelsohn <dje.gcc@gmail.com>
7723 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
7725 2012-04-19 Jim Meyering <meyering@redhat.com>
7727 * genmodes.c (make_complex_modes): Avoid unnecessary use of strncpy.
7728 We verified above that the string(including trailing NUL) fits in buf,
7731 2012-04-19 Richard Guenther <rguenther@suse.de>
7733 * symtab.c (dump_symtab_base): Use TREE_STRING_POINTER
7734 for dumping DECL_SECTION_NAME.
7736 2012-04-19 Michael Matz <matz@suse.de>
7739 * tree.h (VECTOR_CST_NELTS): Use part number of types again.
7740 (struct tree_vector): Adjust GTY length.
7741 * tree.c (make_vector_stat): Don't set VECTOR_CST_NELTS.
7743 * gengtype.c (struct walk_type_data): Add in_record_p and loopcounter
7745 (walk_type, <TYPE_POINTER, TYPE_ARRAY>): Handle case where our
7746 caller emitted the length calulation already.
7747 (walk_type, <TYPE_UNION, TYPE_STRUCT>): Emit length calculations
7748 before handling any of the fields for structs.
7750 2012-04-19 Richard Guenther <rguenther@suse.de>
7752 PR tree-optimization/53031
7753 * tree-vrp.c (adjust_range_with_scev): Revert back to
7754 using max_loop_iterations.
7756 2012-04-19 Michael Matz <matz@suse.de>
7758 * diagnostic.c (emit_diagnostic): Move va_end call after user
7760 (warning, warning_at, pedwarn, permerror): Ditto.
7762 2012-04-19 Richard Guenther <rguenther@suse.de>
7764 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
7767 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
7770 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
7771 the case *(X+const).
7773 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7775 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
7777 2012-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
7780 * stmt.c (warn_if_unused_value): Skip NOP_EXPR.
7781 * convert.c (convert_to_integer): Don't set TREE_NO_WARNING.
7783 2012-04-19 Richard Guenther <rguenther@suse.de>
7785 PR rtl-optimization/44688
7786 * loop-iv.c (determine_max_iter): Only return max_iter.
7787 (iv_number_of_iterations): Also use the recorded loop bound
7788 on the maximum number of iterations.
7789 * loop-unroll.c (decide_unroll_runtime_iterations): Use
7790 max_iter to avoid unrolling loops that do not roll.
7791 (decide_unroll_stupid): Likewise.
7793 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
7795 * targhooks.c (default_case_values_threshold): Fix code style nit.
7797 * stmt.c (add_case_node, expand_case): Move logic to remove/reduce
7798 case range and type folding from here...
7799 * gimplify.c (gimplify_switch_expr): ... to here. Expect NULL_TREE
7800 type, as documented in tree.def.
7802 2012-04-18 Jan Hubicka <jh@suse.cz>
7804 * cgraph.h (verify_symtab, verify_symtab_node, verify_symtab_base):
7806 * cgraphunit.c (verify_cgraph_node): Verify symtab base; do not verify
7807 cgraph hash and same comdat groups.
7808 (cgraph_optimize): Verify symbol table.
7809 * ipa.c (cgraph_remove_unreachable_nodes): Verify symbol table.
7810 (dissolve_same_comdat_group_list): Work on symtab nodes.
7811 (function_and_variable_visibility): Dissolve variable same comdat group
7813 * symtab.c: Include timevar.h
7814 (verify_symtab_base, verify_symtab_node, verify_symtab): New functions.
7816 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
7818 * tree-switch-conversion.c (info): Remove global pass info.
7819 (check_range, check_process_case, check_final_bb, create_temp_arrays,
7820 free_temp_arrays, gather_default_values, build_constructors,
7821 array_value_type, build_one_array, build_arrays, gen_def_assigns,
7822 fix_phi_nodes, gen_inbound_check): Pass info around from ...
7823 (process_switch): ... here. Unify message format. Return a const
7824 char pointer to the failure reason message.
7825 (do_switchconv): Unify message format. Update process_switch usage.
7827 * tree.def (CASE_LABEL_EXPR): Fix documentation, mention all operands.
7828 * tree-cfg.c (edge_to_cases): Fix documentation.
7830 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
7832 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
7834 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7836 PR tree-optimization/52976
7837 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): Delete.
7838 (possibly_move_powi): New function.
7839 (rewrite_expr_tree): Call possibly_move_powi.
7840 (rewrite_expr_tree_parallel): Likewise.
7841 (attempt_builtin_powi): Change call of add_to_ops_vec_max_rank to
7842 call add_to_ops_vec instead.
7844 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7846 PR tree-optimization/52976
7847 * tree-ssa-reassoc.c (stmt_is_power_of_op): New function.
7848 (decrement_power): Likewise.
7849 (propagate_op_to_single_use): Likewise.
7850 (zero_one_operation): Handle __builtin_pow* calls in linearized
7851 expression trees; factor logic into propagate_op_to_single_use.
7852 (undistribute_ops_list): Allow operands with repeat counts > 1.
7854 2012-04-18 Richard Guenther <rguenther@suse.de>
7856 PR tree-optimization/44688
7857 * cfgloop.h (record_niter_bound): Declare.
7858 * tree-ssa-loop-niter.c (record_niter_bound): Export.
7859 Update the estimation with the upper bound here...
7860 (estimate_numbers_of_iterations_loop): ... instead of here.
7861 Do not forcefully reset a recorded upper bound.
7862 * tree-vect-loop-manip.c (vect_do_peeling_for_alignment):
7863 Record the maximum number of loop iterations of the prologue loop.
7865 2012-04-18 Jan Hubicka <jh@suse.cz>
7867 * lto-symtab.c (lto_cgraph_replace_node): Update.
7868 * cgraphbuild.c (record_reference, record_type_list,
7869 record_eh_tables, mark_address, mark_load, mark_store): Update.
7870 * cgraph.c (cgraph_same_body_alias, dump_cgraph_node,
7871 cgraph_create_virtual_clone, cgraph_for_node_thunks_and_aliases):
7873 * cgraph.h (symtab_node_def, symtab_node, const_symtab_node): Remove.
7874 (cgraph_alias_aliased_node, varpool_alias_aliased_node): Update.
7875 * reload.c: Fix typo in comment.
7876 * rtlanal.c: Likewise.
7877 * tree-emultls.c (gen_emutls_addr): Update.
7878 * ipa-reference.c (analyze_function): Update.
7879 * cgraphunit.c (cgraph_analyze_function,
7880 cgraph_process_same_body_aliases, assemble_thunks_and_aliases):
7882 * ipa-ref.c (ipa_record_reference): Reorg to avoid reference types.
7883 (ipa_remove_reference): Likewise.
7884 (ipa_remove_all_refering): Rename to ...
7885 (ipa_remove_all_referring): ... this one; update.
7886 (ipa_dump_references): Update.
7887 (ipa_dump_referring): Update.
7888 (ipa_clone_references): Update.
7889 (ipa_clone_refering): Rename to ...
7890 (ipa_clone_referring): ... this one; update.
7891 (ipa_ref_cannot_lead_to_return): Update.
7892 (ipa_ref_has_aliases_p): Update.
7893 * ipa-ref.h (symtab_node_def, symtab_node, const_symtab_node): New
7895 (ipa_ref_type): Remove.
7896 (ipa_ref_ptr_u): Remove.
7897 (ipa_ref): Remove referencing, refered, refered_index, refering_type
7898 and refered_type; add referring, referred and referred_index.
7899 (ipa_ref_list): Rename refering to referring.
7900 (ipa_record_reference, ipa_remove_all_referring, ipa_dump_referring,
7901 ipa_clone_references, ipa_clone_referring): Update prototypes.
7902 * lto-cgraph.c (referenced_from_other_partition_p): Update.
7903 (lto_output_ref): Update.
7904 (add_references): Update.
7905 (input_varpool_node): Update.
7906 (input_refs): Update.
7907 * ipa-ref-inline.h (ipa_ref_node): Update.
7908 (ipa_ref_varpool_node): Update.
7909 (ipa_ref_referring_node): Update.
7910 (ipa_ref_referring_varpool_node): Update.
7911 (ipa_ref_referring_ref_list): Update.
7912 (ipa_ref_referred_ref_list): Update.
7913 (ipa_ref_list_first_referring): Update.
7914 (ipa_empty_ref_list): Update.
7915 (ipa_ref_list_refering_iterate): Rename to ...
7916 (ipa_ref_list_referring_iterate): ... this one.
7917 * cse.c: Update comment.
7918 * ipa-utils.c (ipa_reverse_postorder): Update.
7919 * tree-ssa-alias.c: Update.
7920 * ipa-inline.c (reset_edge_caches): Update.
7921 (update_caller_keys): Update.
7922 * ipa-inline.h: Update comments.
7923 * jump.c: Update comment.
7924 * alias.c: Likewise.
7925 * ipa.c (process_references): Update.
7926 (cgraph_remove_unreachable_nodes): Likewise.
7927 (ipa_discover_readonly_nonaddressable_var): Likewise.
7928 (cgraph_address_taken_from_non_vtable_p): Likewise.
7929 * trans-mem.c (ipa_tm_execute): Update.
7930 * simplify-rtx.c: Fix comment.
7931 * rtl.c: Fix comment.
7932 * symtab.c (symtab_unregister_node): Update.
7933 * varpool.c (dump_varpool_node): Update.
7934 (varpool_analyze_pending_decls): Update.
7935 (assemble_aliases): Update.
7936 (varpool_for_node_and_aliases): Update.
7938 2012-04-18 Richard Guenther <rguenther@suse.de>
7940 * cfgloop.h (estimate_numbers_of_iterations_loop): Remove
7941 use_undefined_p parameter.
7942 * tree-flow.h (estimate_numbers_of_iterations): Likewise.
7943 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
7945 (estimate_numbers_of_iterations): Likewise.
7946 (estimated_loop_iterations): Adjust.
7947 (max_loop_iterations): Likewise.
7948 (scev_probably_wraps_p): Likewise.
7949 * tree-ssa-loop.c (tree_ssa_loop_bounds): Likewise.
7950 * tree-vrp.c (adjust_range_with_scev): Use max_stmt_executions,
7951 not max_loop_iterations.
7952 (execute_vrp): Remove explicit number of iterations estimation.
7954 2012-04-18 Enkovich Ilya <ilya.enkovich@intel.com>
7956 * config/i386/linux-common.h: New.
7958 * config.gcc: Add i386/linux-common.h before
7959 all i386/linux.h and i386/linux64.h usages.
7961 * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): New.
7962 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
7963 * config/i386/gnu-user64.h: Likewise.
7965 * config/i386/gnu-user.common.h (GNU_USER_TARGET_CC1_SPEC): New.
7966 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC.
7967 (GNU_USER_TARGET_MATHFILE_SPEC): New.
7968 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC.
7970 2012-04-18 Jan Hubicka <jh@suse.cz>
7972 * cgraph.c (cgraph_node_name): Remove.
7973 (dump_cgraph_node): Use dump_symtab_base; reformat.
7974 * cgraph.h (symtab_node_asm_name, symtab_node_name, dump_symtab,
7975 debug_symtab, dump_symtab_node, debug_symtab_node, dump_symtab_base):
7977 (cgraph_node_name, varpool_node_name): Remove.
7978 (cgraph_node_asm_name, varpool_node_asm_name,
7979 cgraph_node_name, varpool_node_name): New.
7980 * tree-pass.h (TODO_dump_cgraph): Rename to ...
7981 (TODO_dump_symtab): ... this one.
7982 * ipa-cp (pass_ipa_cp): Update.
7983 * ia-reference.c (generate_summary, read_write_all_from_decl,
7984 propagate, ipa_reference_read_optimization_summary): Update.
7985 * cgraphunit.c (cgraph_analyze_functions): Update.
7986 (cgraph_optimize): Update.
7987 * ipa-ref.c (ipa_dump_references): Update.
7988 (ipa_dump_refering): Update.
7989 * ipa-inline.c (pass_ipa_inline): Update.
7990 * matrix-reorg.c (pass_ipa_matrix_reorg): Update.
7991 * ipa.c (pass_ipa_function_visibility,
7992 pass_ipa_whole_program_visibility): Update.
7993 * tree-sra.c (pass_early_ipa_sra): Update.
7994 * symtab.c: Include langhooks.h
7995 (symtab_node_asm_name): New.
7996 (symtab_node_name): New.
7997 (symtab_type_names): New static var.
7998 (dump_symtab_base): New.
7999 (dump_symtab_node, dump_symtab): New.
8000 (debug_symtab_node, debug_symtab): New.
8001 * tree-ssa-structalias.c: Dump symbol table.
8002 * pases.c (execute_todo): Handle TODO_dump_symtab instead
8003 of TODO_dump_cgraph.
8004 * varpoo.c (varpool_node_name): Remove.
8005 (dump_varpool_node): Use dump_symtab_base; reformat.
8007 2012-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
8009 * doc/invoke.texi (Language Independent Options): @item should be
8012 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
8015 * rtl.c (rtx_code_size): Handle ADDRESS.
8017 2012-04-17 Tom de Vries <tom@codesourcery.com>
8019 * tree-iterator.c (append_to_statement_list_1): Handle case that *list_p
8022 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
8025 * config/i386/sync.md (atomic_<code><mode>): Rename to
8026 atomic_<logic><mode>.
8028 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
8030 * rtl.def (ADDRESS): Turn operand into a HOST_WIDE_INT.
8031 * alias.c (reg_base_value): Expand and update comment.
8032 (arg_base_value): New variable.
8033 (unique_id): Move up file.
8034 (unique_base_value, unique_base_value_p, known_base_value_p): New.
8035 (find_base_value): Use arg_base_value and known_base_value_p.
8036 (record_set): Document REG_NOALIAS handling. Use unique_base_value.
8037 (find_base_term): Use known_base_value_p.
8038 (base_alias_check): Use unique_base_value_p.
8039 (init_alias_target): Initialize arg_base_value. Use unique_base_value.
8040 (init_alias_analysis): Use 1 as the first id for REG_NOALIAS bases.
8042 2012-04-17 Pat Haugen <pthaugen@us.ibm.com>
8044 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Remove DImode.
8046 2012-04-17 Michael Matz <matz@suse.de>
8048 PR tree-optimization/18437
8049 * tree-vectorizer.h (_stmt_vec_info.stride_load_p): New member.
8050 (STMT_VINFO_STRIDE_LOAD_P): New accessor.
8051 (vect_check_strided_load): Declare.
8052 * tree-vect-data-refs.c (vect_check_strided_load): New function.
8053 (vect_analyze_data_refs): Use it to accept strided loads.
8054 * tree-vect-stmts.c (vectorizable_load): Ditto and handle them.
8056 2012-04-17 Richard Guenther <rguenther@suse.de>
8059 * tree-eh.c (cleanup_empty_eh_merge_phis): Properly discard
8060 loops when redirecting an entry or latch edge.
8062 2012-04-17 Bernd Schmidt <bernds@codesourcery.com>
8064 * sel-sched.c (sel_global_init): Revert previous change.
8066 2012-04-17 Richard Guenther <rguenther@suse.de>
8068 * tree-flow.h (array_at_struct_end_p): Move declaration ...
8069 * tree.h (array_at_struct_end_p): ... here.
8070 * tree-ssa-loop-niter.c (array_at_struct_end_p): Move ...
8071 * expr.c (array_at_struct_end_p): ... here. Rewrite.
8073 2012-04-17 Steven Bosscher <steven@gcc.gnu.org>
8075 * stmt.c (cost_table_, use_cost_table, cost_table_initialize,
8076 COST_TABLE): Remove.
8077 (estimate_case_costs): Remove.
8078 (expand_case): Do not call estimate_case_costs
8079 to set use_cost_table.
8080 (balance_case_nodes): Do not use use_cost_table.
8082 2012-04-16 Jan Hubicka <jh@suse.cz>
8084 * cgraph.c (cgraph_hash, assembler_name_hash): Remove.
8085 (hash_node, eq_node): Remove.
8086 (cgraph_create_node): Do not handle hashtable.
8087 (cgraph_get_node): Remove.
8088 (cgraph_insert_node_to_hashtable): Remove.
8089 (hash_node_by_assembler_name): Remove.
8090 (eq_assembler_name): Remove.
8091 (cgraph_node_for_asm): Rewrite.
8092 (cgraph_find_replacement_node): Break out from ...
8093 (cgraph_remove_node): ... here; do not maintain hashtables.
8094 (change_decl_assembler_name): Remove.
8095 (cgraph_clone_node): Do not maintain hashtables.
8096 * cgraph.h (const_symtab_node): New typedef.
8097 (cgraph_insert_node_to_hashtable): Remove.
8098 (symtab_get_node, symtab_node_for_asm,
8099 symtab_insert_node_to_hashtable): Declare.
8100 (cgraph_find_replacement_node): Declare.
8101 (cgraph_get_node, varpool_get_node): Turn into inlines.
8102 (cgraph, varpool): Work sanely on NULL pointers.
8103 (FOR_EACH_SYMBOL): New walker.
8104 * ipa-inline-transform.c (save_inline_function_body): Use
8105 symtab_insert_node_to_hashtable.
8106 * symtab.c: Include ggc.h and diagnostics.h
8107 (symtab_hash, assembler_name_hash): New static vars;
8108 (hash_node, eq_node, hash_node_by_assembler_name,
8109 eq_assembler_name, insert_to_assembler_name_hash,
8110 unlink_from_assembler_name_hash): New.
8111 (symtab_register_node): Update hashtables.
8112 (symtab_insert_node_to_hashtable): New.
8113 (symtab_unregister_node): Update hashtables.
8114 (symtab_get_node): New.
8115 (symtab_node_for_asm): New.
8116 (change_decl_assembler_name): New.
8117 * Makefile.in (symtab.o): Needs GTY.
8118 * varpool.c (varpool_hash): Remove.
8119 (hash_varpool_node, eq_varpool_node, varpool_get_node): Remove.
8120 (varpool_node): Rewrite using varpool_get_node.
8121 (varpool_remove_node): DO not maintain hashtables.
8122 (varpool_node_for_asm): Rewrite.
8124 2012-04-16 Sandra Loosemore <sandra@codesourcery.com>
8126 * doc/invoke.texi: Copy-edit to put verbs in the present tense
8127 when describing the current behavior of GCC.
8129 2012-04-16 Richard Sandiford <rdsandiford@googlemail.com>
8131 * genemit.c (gen_exp): Remove ADDRESS handling.
8132 * genoutput.c (scan_operands): Likewise.
8133 * genpeep.c (match_rtx): Likewise.
8134 * genrecog.c (add_to_sequence): Likewise.
8136 2012-04-16 David Edelsohn <dje.gcc@gmail.com>
8138 * doc/install.texi (Specific, *-ibm-aix*): Update assembler bug status.
8140 2012-04-16 Martin Jambor <mjambor@suse.cz>
8142 * tree-sra.c (build_ref_for_model): Create COMPONENT_REFs only for
8145 2012-04-16 Ulrich Weigand <ulrich.weigand@linaro.org>
8148 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
8149 hints for 'A' operand types.
8151 2012-04-16 Jan Hubicka <jh@suse.cz>
8153 * cgraph.h (symtab_node_base): Add next and previous pointers.
8154 (cgraph_node): Remove next and preivous pointers.
8155 (varpool_node): Likewise; remove next/previous GTY marker;
8156 it is not type safe.
8157 (symtab_node_def): Update GTY marker
8158 (x_cgraph_nodes, cgraph_nodes): Remove.
8159 (symtab_nodes): New function.
8160 (cgraph_order): Rename to ...
8161 (symtab_order): ... this one.
8162 (symtab_register_node, symtab_unregister_node, symtab_remove_node):
8164 (x_varpool_nodes, varpool_nodes): Remove.
8165 (FOR_EACH_STATIC_VARIABLE): Update.
8166 (symtab_function_p, symtab_variable_p): New function.
8167 (FOR_EACH_VARIABLE): Update.
8168 (varpool_first_variable, varpool_next_variable): New functions.
8169 (FOR_EACH_VARIABLE): Update.
8170 (cgraph_first_defined_function): Update.
8171 (cgraph_next_defined_function, cgraph_next_defined_function): Update.
8172 (FOR_EACH_DEFINED_FUNCTION, FOR_EACH_FUNCTION): Update.
8173 (cgraph_first_function, cgraph_next_function): New.
8174 (FOR_EACH_FUNCTION): Update.
8175 (cgraph_first_function_with_gimple_body,
8176 cgraph_next_function_with_gimple_body): Update.
8177 * symtab.c: New file.
8178 * cgraph.c: Update copyright dates.
8179 (x_cgraph_nodes, cgraph_order): Remove.
8180 (NEXT_FREE_NODE): Update.
8181 (SET_NEXT_FREE_NODE): New.
8182 (cgraph_create_node_1): Remove common code.
8183 (cgraph_create_node): Remove common code; call symtab_register_node.
8184 (cgraph_remove_node): Remove common code; call symtab_unregister-node.
8185 (cgraph_add_asm_node): Update.
8186 (cgraph_clone_node): Register new node.
8187 * cgraphunit.c (process_function_and_variable_attributes): Update.
8188 (cgraph_analyze_functions): Update.
8189 (cgraph_analyze_functions): Update.
8190 (cgraph_output_in_order): Update.
8191 * lto-cgraph.c (input_node, input_varpool_node, input_cgraph_1):
8193 * ipa-inline.c (recursive_inlining): Update.
8194 * lto-streamer-in.c (lto_input_toplevel_asms): Update.
8195 * ipa.c (cgraph_remove_unreachable_nodes): Update.
8196 * Makefile.in: Add symtab.o
8197 * varpool.c (x_varpool_nodes): Remove
8198 (varpool_node): Remove common code; call symtab_register_node.
8199 (varpool_remove_node): Remove common code; call symtab_unregister_node.
8201 2012-04-16 Richard Guenther <rguenther@suse.de>
8204 * tree.h (VECTOR_CST_NELTS): Adjust.
8205 (struct tree_vector): Add explicit length field.
8206 (make_vector_stat): Declare.
8207 (make_vector): Define.
8208 * tree.c (make_vector_stat): New function.
8209 (build_vector_stat): Use it.
8210 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
8212 2012-04-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8214 PR tree-optimization/52976
8215 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): New function.
8216 (undistribute_ops_list): Ops with repeat counts aren't eligible for
8218 (attempt_builtin_powi): Call add_to_ops_vec_max_rank.
8220 2012-04-16 Jan Hubicka <jh@suse.cz>
8222 * cgraph.h (FOR_EACH_VARIABLE, FOR_EACH_VARIABLE, FOR_EACH_FUNCTION):
8224 * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Use FOR_EACH
8225 walkers to walk cgraph and varpool.
8226 * cgraph.c (cgraph_node_for_asm): Likewise.
8227 (dump_cgraph): Likewise.
8228 * value-prof.c (init_node_map): Likewise.
8229 * tree.c (free_lang_data_in_cgraph): Likewise.
8230 * tree-emutls.c: (ipa_lower_emutls): Likewise.
8231 * ipa-reference.c (generate_summary, propagate): Likewise.
8232 * cgraphunit.c (verify_cgraph, cgraph_process_same_body_aliases,
8233 cgraph_mark_functions_to_output, cgraph_output_in_order,
8234 output_weakrefs, cgraph_materialize_all_clones,
8235 cgraph_optimize): Likewise.
8236 * lto-cgraph.c (merge_profile_summaries): Likewise.
8237 (input_cgraph): Likewise.
8238 * ipa-pure-const.c (generate_summary): Likewise.
8239 (propagate): Likwise.
8240 * ipa-utils.c (ipa_reduced_postorder): Likewise.
8241 (ipa_free_postorder_info): Likewise.
8242 (ipa_reverse_postorder): Likewise.
8243 * ipa-inline.c (ipa_inline): Likewise.
8244 * matrix-reorg.c (find_matrices_decl): Likewise.
8245 (matrix_reorg): Likewise.
8246 * tree-vectorizer.c (increase_alignment): Likewise.
8247 * ipa.c (cgraph_remove_unreachable_nodes): Likewise.
8248 (function_and_variable_visibility): Likewise.
8249 (whole_program_function_and_variable_visibility): Likewise.
8250 (ipa_cdtor_merge): Likewise.
8251 * trans-mem.c (ipa_tm_execute): Likewise.
8252 * ipa-inline-analysis.c (dump_inline_summaries): Likewise.
8253 * ipa-prop.c (ipa_print_all_jump_functions): Likewise.
8254 (ipa_print_all_params): Likewise.
8255 (ipa_update_after_lto_read): Likewise.
8256 * tree-profie.c (tree_profiling): Likewise.
8257 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
8258 * passes.c (dump_passes): Likewise.
8259 (do_per_function): Likewise.
8260 (ipa_write_summaries): Likewise.
8261 * varpool.c (dump_varpool): Likewise.
8262 (varpool_node_for_asm): Likewise.
8263 (varpool_assemble_pending_decls): Likewise.
8265 2012-04-16 Richard Guenther <rguenther@suse.de>
8267 PR tree-optimization/52975
8268 * tree-if-conv.c (predicate_bbs): Do not simplify inverted
8269 condition but always mark it with TRUTH_NOT_EXPR.
8271 2012-04-16 Richard Guenther <rguenther@suse.de>
8273 PR tree-optimization/52975
8274 * tree-ssa-forwprop.c (combine_cond_exprs): New function.
8275 (ssa_forward_propagate_and_combine): Call it for COND_EXPRs
8276 and VEC_COND_EXPRs. Also combine into VEC_COND_EXPRs condition.
8277 * fold-const.c (operand_equal_p): Handle TARGET_MEM_REF.
8279 2012-04-14 Uros Bizjak <ubizjak@gmail.com>
8281 * config/i386/sse.md (ssse3_plusminus): New code iterator.
8282 (avx2_ph<plusminus_mnemonic>wv16hi3): Macroize insn from
8283 avx2_ph{add,adds,sub,subs}wv16hi3 using ssse3_plusminus code iterator.
8284 (ssse3_ph<plusminus_mnemonic>wv8hi3): Macroize insn from
8285 ssse3_ph{add,adds,sub,subs}wv8hi3 using ssse3_plusminus code iterator.
8286 (ssse3_ph<plusminus_mnemonic>wv4hi3): Macroize insn from
8287 ssse3_ph{add,adds,sub,subs}wv4hi3 using ssse3_plusminus code iterator.
8289 (avx2_ph<plusminus_mnemonic>dv8si3): Macroize insn from
8290 avx2_ph{add,adds,sub,subs}dv8si3 using plusminus code iterator.
8291 (ssse3_ph<plusminus_mnemonic>dv4si3): Macroize insn from
8292 ssse3_ph{add,adds,sub,subs}dv4si3 using plusminus code iterator.
8293 (ssse3_ph<plusminus_mnemonic>dv2si3): Macroize insn from
8294 ssse3_ph{add,adds,sub,subs}dv2si3 using plusminus code iterator.
8296 (xop_plus): New code iterator.
8297 (macs): New code attribute.
8299 (xop_p<macs><ssemodesuffix><ssemodesuffix>): Macroize insn from
8300 xop_pmacs{,s}{ww,dd} using xop_plus code iterator and VI24_128 mode
8302 (xop_p<macs>dql): Macroize insn from xop_pmacs{,s}dql using
8303 xop_plus code iterator.
8304 (xop_p<macs>dqh): Macroize insn from xop_pmacs{,s}dqh using
8305 xop_plus code iterator.
8306 (xop_p<macs>wd): Macroize insn from xop_pmacs{,s}wd using
8307 xop_plus code iterator.
8308 (xop_p<madcs>wd): Macroize insn from xop_pmadcs{,s}wd using
8309 xop_plus code iterator.
8311 (xop_phadd<u>bw): Macroize insn from xop_phadd{,u}bw usign
8312 any_extend code iterator.
8313 (xop_phadd<u>bd): Macroize insn from xop_phadd{,u}bd usign
8314 any_extend code iterator.
8315 (xop_phadd<u>bq): Macroize insn from xop_phadd{,u}bq usign
8316 any_extend code iterator.
8317 (xop_phadd<u>wd): Macroize insn from xop_phadd{,u}wd usign
8318 any_extend code iterator.
8319 (xop_phadd<u>wq): Macroize insn from xop_phadd{,u}wq usign
8320 any_extend code iterator.
8321 (xop_phadd<u>dq): Macroize insn from xop_phadd{,u}dq usign
8322 any_extend code iterator.
8324 2012-04-14 Tom de Vries <tom@codesourcery.com>
8326 * cfgcleanup.c (try_optimize_cfg): Replace call to delete_insn_chain by
8327 call to delete_insn. Remove code to reorder BASIC_BLOCK note and
8328 DELETED_LABEL note, and move it to ...
8329 * cfgrtl.c (delete_insn): ... here. Change return type to void.
8330 (delete_insn_and_edges): Likewise.
8331 (delete_insn_chain): Handle new return type of delete_insn. Delete
8332 chain backwards rather than forwards.
8333 * rtl.h (delete_insn, delete_insn_and_edges): Change return type to
8335 * cfglayout.c (fixup_reorder_chain): Delete unused label.
8337 2012-04-14 Jan Hubicka <jh@suse.cz>
8339 * cgraph.h: Update copyrights;
8340 (symtab_node): Turn to union typedef.
8341 (symtab_node_base): New structure.
8342 (symtab_type): Add SYMTAB_SYMBOL tag.
8343 (cgraph_node): Annotate some pinters with nested_ptr.
8344 (varpool_node): Likewise.
8345 (cgraph_local_info): Remove lto_file_data
8346 and externally_visible.
8347 (cgraph_node): Remove decl; same_comdat_group list;
8348 aux; ref_list; order; address_taken; reachable_from_other_parittion,
8349 in_other_partition; resolution.
8350 (varpool_node): Remove decl; same_comdat_group;
8351 ref_list; lto_file_data; aux; order; resolution; externally_visible;
8352 used_from_other_partition; in_other_partition.
8353 (symtab_node_def): New union.
8354 (cgraph, varpool): Update.
8355 (varpool_first_static_initializer, varpool_next_static_initializer,
8356 cgraph_only_called_directly_or_aliased_p,
8357 varpool_can_remove_if_no_refs, varpool_can_remove_if_no_refs,
8358 varpool_all_refs_explicit_p, cgraph_alias_aliased_node,
8359 varpool_alias_aliased_node, cgraph_edge_recursive_p): Update
8361 * cgraph.c: Likewise.
8362 (cgraph_hash, assembler_name_hash): Turn into symtab_node.
8363 * cgraphbuild.c: Likewise.
8364 * lto-symtab.c: Likewise.
8365 * c-gimplify.c: Likewise.
8366 * value-prof.c: Likewise.
8368 * ipa-cp.c: Likewise.
8369 * tree-emutls.c: Likewise.
8370 * ipa-inline-transform.c: Likwise.
8371 * ipa-reference.c: Likewise.
8372 * cgraphunit.c: Likewise.
8373 * ipa-ref.c: Likewise.
8374 * lto-cgraph.c: Likewise.
8375 * ipa-ref-inline.h: Likewise.
8376 * ipa-pure-const.c: Likewise.
8377 * lto-streamer-out.c: Likewise.
8378 * ipa-utils.c: Likewise.
8379 * ipa-inline.c: Likewise.
8380 * matrix-reorg.c: Likewise.
8381 * tree-eh.c: Likewise.
8382 * tree-vectorizer.c: Likewise.
8383 * ipa-split.c: Likewise.
8385 * trans-mem.c: Likewise.
8386 * ipa-inline-analysis.c: Likewise.
8387 * gimplify.c: Likewise.
8388 * cfgexpand.c: Likewise.
8389 * tree-sra.c: Likewise.
8390 * ipa-prop.c: Likewise.
8391 * varasm.c: Likewise.
8392 * tree-nested.c: Likewise.
8393 * tree-inline.c: Likewise.
8394 * tree-profile.c: Likewise.
8395 * tree-ssa-structalias.c: Likewise.
8396 * passes.c: Likewise.
8397 * varpool.c: Likewise.
8399 2012-04-14 Tom de Vries <tom@codesourcery.com>
8401 * tree-ssa-tail-merge.c (stmt_local_def): New function, factored out of
8402 same_succ_hash, with local_def inlined. Use SINGLE_SSA_DEF_OPERAND.
8403 Use FOR_EACH_IMM_USE_FAST instead of FOR_EACH_IMM_USE_STMT. Remove use
8405 (gsi_advance_fw_nondebug_nonlocal): New function.
8406 (local_def): Removed function.
8407 (same_succ_hash): Use stmt_local_def.
8408 (same_succ_equal): Use gsi_advance_fw_nondebug_nonlocal.
8409 (gsi_advance_bw_nondebug_nonlocal): Use stmt_local_def.
8411 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
8413 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
8414 and __ILP32__ for x32.
8416 2012-04-13 Martin Jambor <mjambor@suse.cz>
8419 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
8420 fold_ctor_reference returns a zero constant.
8422 2012-04-13 Enkovich Ilya <ilya.enkovich@intel.com>
8424 * config.gcc: Add i386/gnu-user-common.h before all
8425 i386/gnu-user.h and i386/gnu-user64.h usages.
8427 * config/i386/gnu-user-common.h: New.
8429 * config/i386/gnu-user.h (CPP_SPEC): Moved to gnu-user-common.h.
8430 (CC1_SPEC): Likewise.
8431 (ENDFILE_SPEC): Likewise.
8432 (DEFAULT_PCC_STRUCT_RETURN): Likewise.
8433 (TARGET_TLS_DIRECT_SEG_REFS_DEFAULT): Likewise.
8434 (TARGET_OS_CPP_BUILTINS): Likewise.
8435 (LIBGCC2_HAS_TF_MODE): Likewise.
8436 (LIBGCC2_TF_CEXT): Likewise.
8437 (TF_SIZE): Likewise.
8438 (TARGET_ASM_FILE_END): Likewise.
8439 (STACK_CHECK_MOVING_SP): Likewise.
8440 (STACK_CHECK_STATIC_BUILTIN): Likewise.
8441 * config/i386/gnu-user64.h: Likewise.
8443 2012-04-13 Martin Jambor <mjambor@suse.cz>
8445 * expr.c (expand_expr_real_1): Pass type, not the expression, to
8446 set_mem_attributes for a memory temporary. Do not call the function
8447 for the memory temporary created for a bitfield.
8449 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
8452 * df.h (enum debug_temp_where): New.
8453 (dead_debug_init, dead_debug_finish) Declare.
8454 (dead_debug_add, dead_debug_insert_temp): Declare.
8455 (struct dead_debug_use, struct dead_debug): Moved from...
8456 * df-problems.c: ... here.
8457 (df_set_unused_notes_for_mw): Bind debug uses of unused regno
8459 (df_create_unused_note): Likewise.
8460 (df_set_dead_notes_for_mw): Move comment where it belongs.
8461 (dead_debug_init): Export.
8462 (dead_debug_reset_uses): New, factored out of...
8463 (dead_debug_finish): ...this. Export.
8464 (dead_debug_reset): Remove.
8465 (dead_debug_add): Export.
8466 (dead_debug_insert_before): Rename to...
8467 (dead_debug_insert_temp): ... this. Add where argument. Export.
8468 Locate stored value for BEFORE_WITH_VALUE. Avoid repeat inserts.
8469 Return insertion count.
8470 (df_note_bb_compute): Adjust.
8471 * dce.c (word_dce_process_block): Adjust dead debug uses.
8472 (dce_process_block): Likewise.
8474 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
8476 * df-problems.c (df_note_bb_compute): Do not take note of
8477 debug uses for whose REGs we won't emit DEAD or UNUSED notes.
8479 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
8482 * var-tracking.c (expand_depth): New type.
8483 (onepart_aux, expand_loc_callback_data): Change depth type to it.
8484 (loc_exp_dep_alloc): Adjust initializer.
8485 (update_depth): Use new type. Add entryvals.
8486 (vt_expand_var_loc_chain): Take note of expansions with
8487 ENTRY_VALUEs, but don't accept them right away. Run an optional
8488 second pass accepting the minimum ENTRY_VALUE count found in the
8490 (vt_expand_loc_callback, INIT_ELCD): Adjust.
8492 2012-04-13 Tom de Vries <tom@codesourcery.com>
8494 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
8495 parameters vuse and vuse_escaped.
8496 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
8497 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
8500 2012-04-13 Richard Guenther <rguenther@suse.de>
8502 PR tree-optimization/52969
8503 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
8504 the condition for the COND_EXPR and handle predicate negation
8505 by swapping the COND_EXPR arms.
8507 2012-04-13 Nick Clifton <nickc@redhat.com>
8509 * config/rl78/rl78.c (rl78_devirt_pass): Remove use of
8510 TODO_dump_func flag.
8512 2012-04-13 Andrey Belevantsev <abel@ispras.ru>
8514 PR rtl-optimization/52203
8515 PR rtl-optimization/52715
8517 Revert the 2012-03-07 fix for PR 52203.
8518 * sel-sched.c (reset_sched_cycles_in_current_ebb): Check that
8519 the insn does not modify DFA right before issuing, adjust
8520 issue_rate accordingly.
8522 2012-04-13 Richard Guenther <rguenther@suse.de>
8525 * c-typeck.c (pointer_diff): Remove bogus assert.
8527 2012-04-13 Richard Guenther <rguenther@suse.de>
8530 * convert.c (convert_to_pointer): Remove special-casing of zero.
8532 2012-04-13 Joey Ye <joey.ye@arm.com>
8534 * config/arm/constraints.md (Pe): New constraint.
8535 * config/arm/arm.md: New split for imm 256-510.
8537 2012-04-13 Terry Guo <terry.guo@arm.com>
8539 * config/arm/arm-cores.def: Added core cortex-m0plus.
8540 * config/arm/arm-tune.md: Regenerated.
8541 * config/arm/arm-tables.opt: Regenerated.
8542 * doc/invoke.texi: Added entry for cpu ARM cortex-m0plus.
8544 2012-04-13 Alan Modra <amodra@gmail.com>
8547 * config/rs6000/rs6000.c (rs6000_emit_stack_tie): Rewrite with
8548 tie regs on destination of sets. Delete forward declaration.
8549 (rs6000_emit_stack_reset): Update rs6000_emit_stack_tie calls.
8550 (rs6000_emit_prologue): Likewise.
8551 (rs6000_emit_epilogue): Likewise. Use in place of gen_frame_tie
8553 (is_mem_ref): Use tie_operand to recognise stack ties.
8554 * config/rs6000/predicates.md (tie_operand): New.
8555 * config/rs6000/rs6000.md (restore_stack_block): Generate new
8557 (restore_stack_nonlocal): Likewise.
8558 (stack_tie): Update.
8559 (frame_tie): Delete.
8561 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8563 * tree-ssa-reassoc.c (attempt_builtin_powi_stats): Change %ld to
8564 HOST_WIDE_INT_PRINT_DEC in format strings.
8566 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
8569 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
8570 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
8571 * config/i386/sse.md (UNSPEC_VPERMVAR): New.
8572 (UNSPEC_VPERMSI, UNSPEC_VPERMSF): Remove.
8573 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
8574 (avx2_permvar<mode>): Macroize insn from avx2_permvarv8sf and
8575 avx2_permvarv8si using VI4F_256 mode iterator.
8576 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
8577 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
8578 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
8579 gen_avx2_permvarv8sf.
8580 (expand_vec_perm_pshufb): Ditto.
8582 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
8585 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
8586 the list of options to enable the FCFID instruction.
8587 (TARGET_EXTRA_BUILTINS): Adjust comment.
8589 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8591 PR tree-optimization/18589
8592 * tree-ssa-reassoc.c (reassociate_stats): Add two fields.
8593 (operand_entry): Add count field.
8594 (add_repeat_to_ops_vec): New function.
8595 (completely_remove_stmt): Likewise.
8596 (remove_def_if_absorbed_call): Likewise.
8597 (remove_visited_stmt_chain): Remove feeding builtin pow/powi calls.
8598 (acceptable_pow_call): New function.
8599 (linearize_expr_tree): Look for builtin pow/powi calls and add operand
8600 entries with repeat counts when found.
8601 (repeat_factor_d): New struct and associated typedefs.
8602 (repeat_factor_vec): New static vector variable.
8603 (compare_repeat_factors): New function.
8604 (get_reassoc_pow_ssa_name): Likewise.
8605 (attempt_builtin_powi): Likewise.
8606 (reassociate_bb): Call attempt_builtin_powi.
8607 (fini_reassoc): Two new calls to statistics_counter_event.
8609 2012-04-12 Richard Guenther <rguenther@suse.de>
8611 * Makefile.in (cgraphunit.o): Add $(EXCEPT_H) dependency.
8612 * cgraph.h (tree_rest_of_compilation): Remove.
8613 * cgraph.c (cgraph_add_new_function): Move ...
8614 * cgraphunit.c (cgraph_add_new_function): ... here.
8615 (tree_rest_of_compilation): Make static.
8616 (cgraph_expand_function): Do not set cgraph_function_flags_ready.
8617 * tree-optimize.c (gate_all_optimizations, pass_all_optimizations,
8618 gate_all_early_local_passes, execute_all_early_local_passes,
8619 pass_early_local_passes, gate_all_early_optimizations,
8620 pass_all_early_optimizations): Move ...
8621 * passes.c (gate_all_optimizations, pass_all_optimizations,
8622 gate_all_early_local_passes, execute_all_early_local_passes,
8623 pass_early_local_passes, gate_all_early_optimizations,
8624 pass_all_early_optimizations): ... here.
8625 * tree-optimize.c (execute_free_datastructures): Remove.
8626 * tree-flow.h (execute_free_datastructures): Remove.
8627 * tree-optimize.c (execute_init_datastructures,
8628 pass_init_datastructures): Move ...
8629 * tree-ssa.c (execute_init_datastructures,
8630 pass_init_datastructures): ... here.
8631 * cfgexpand.c (gimple_expand_cfg): Inline-expand call to
8632 execute_free_datastructures.
8634 2012-04-12 Bernd Schmidt <bernds@codesourcery.com>
8636 * dbgcnt.def (ira_move): New counter.
8637 * ira-int.h (ira_create_new_reg): Declare function.
8638 (first_moveable_pseudo, last_moveable_pseudo): Declare variables.
8639 * ira-emit.c (ira_create_new_reg): Renamed from craete_new_reg and
8640 no longer static. All callers changed.
8641 * ira.c: Include "dbgcnt.h".
8642 (rtx_moveable_p, insn_dominated_by_p, find_moveable_pseudos,
8643 move_unallocated_pseudos): New static functions.
8644 (first_moveable_pseudo, last_moveable_pseudo): New global variables.
8645 (pseudo_replaced_reg, pseudo_move_insn): New static variables.
8646 (ira): Call find_moveable_pseudos and move_unallocated_pseudos.
8647 * ira-costs.c (find_costs_and_classes): Assign a memory cost of zero
8648 to the pseudos generated in find_moveable_pseudos.
8649 * Makefile.in (ira.o): Add $(DBGCNT_H).
8651 2012-04-12 Richard Guenther <rguenther@suse.de>
8653 PR tree-optimization/52943
8654 * tree-chrec.h (chrec_is_positive): Remove.
8655 * tree-scalar-evolution.c (chrec_is_positive): Move ...
8656 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
8657 Return false for a constant zero instead of negative.
8658 (analyze_siv_subscript_cst_affine): Handle zero difference
8659 in the initial condition explicitely.
8661 2012-04-12 Richard Guenther <rguenther@suse.de>
8663 * tree-parloops.c (parallelize_loops): Also consult the upper
8664 bound for the number of iterations.
8665 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
8666 (loop_prefetch_arrays): Likewise.
8668 2012-04-12 Richard Guenther <rguenther@suse.de>
8670 * cfgloop.h (estimated_loop_iterations_int): Ditch
8671 'conservative' parameter.
8672 (max_stmt_executions_int): Likewise.
8673 (estimated_loop_iterations): Likewise.
8674 (max_stmt_executions): Likewise.
8675 (max_loop_iterations): Declare.
8676 (max_loop_iterations_int): Likewise.
8677 (estimated_stmt_executions): Likewise.
8678 (estimated_stmt_executions_int): Likewise.
8679 * tree-ssa-loop-niter.c (estimated_loop_iterations):
8681 (max_loop_iterations): ... this.
8682 (estimated_loop_iterations_int): Split parts to ...
8683 (max_loop_iterations_int): ... this.
8684 (max_stmt_executions_int): Split parts to ...
8685 (estimated_stmt_executions_int): ... this.
8686 (max_stmt_executions): Split parts to ...
8687 (estimated_stmt_executions): ... this.
8688 * graphite-sese-to-poly.c (build_loop_iteration_domains): Adjust.
8689 * predict.c (predict_loops): Likewise.
8690 * tree-data-ref.c (max_stmt_executions_tree): Likewise.
8691 (analyze_siv_subscript_cst_affine): Likewise.
8692 (compute_overlap_steps_for_affine_1_2): Likewise.
8693 (analyze_subscript_affine_affine): Likewise.
8694 (init_omega_for_ddr_1): Likewise.
8695 * tree-parloops.c (parallelize_loops): Likewise.
8696 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
8697 (may_eliminate_iv): Likewise.
8698 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
8699 (loop_prefetch_arrays): Likewise.
8700 * tree-vrp.c (adjust_range_with_scev): Likewise.
8702 2012-04-12 Oleg Endo <olegendo@gcc.gnu.org>
8704 * config/sh/sh.h (RETURN_ADDR_RTX): Use NULL_RTX instead of 0.
8705 * config/sh/sh.c (INSN_REGMODE_WEIGHT, CURR_REGMODE_PRESSURE):
8707 (dump_table): Use bool type for need_align and have_df variables.
8708 (find_barrier, sfunc_uses_reg): Use NULL_RTX instead of 0.
8709 (regs_used): Remove register modifier.
8710 (barrier_align): Move variables slot, credit, jump_to_next
8711 into if block above for loop. Use bool type for jump_to_next.
8712 (sh_function_arg): Use NULL_RTX instead of 0.
8714 2012-04-11 Andreas Schwab <schwab@linux-m68k.org>
8716 * config/m68k/m68k.md (rotrhi3+1): Name it rotrhi_lowpart.
8717 (bswapsi2): New expander.
8719 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
8721 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Defined to
8722 0x60000000 if __x86_64 is defined and __LP64__ isn't defined.
8724 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
8726 PR rtl-optimization/52876
8727 * emit-rtl.c (set_reg_attrs_from_value): Handle arbitrary value.
8728 Don't call mark_reg_pointer for incompatible pointer sign extension.
8730 * reginfo.c (reg_scan_mark_refs): Call set_reg_attrs_from_value
8733 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
8735 * fold-const.c (fold_unary_loc): Use GET_MODE_PRECISION for
8736 comparisons against TYPE_PRECISION.
8737 * tree-ssa-forwprop.c (combine_conversions): Likewise.
8739 2012-04-11 Xinliang David Li <davidxl@google.com>
8741 * tree-passes.h: Remove TODO_dump_func.
8742 * tree-ssa-tail-merge.c (tail_merge_optimize): Remove TODO_dump_func.
8743 * trans-mem.c: Remove TODO_dump_func.
8744 * ira.c: Remove TODO_dump_func.
8746 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
8748 * config/i386/i386.c (ix86_option_override_internal): Check
8749 SUBTARGET_OVERRIDE_OPTIONS and SUBSUBTARGET_OVERRIDE_OPTIONS
8750 after TARGET_64BIT is updated.
8752 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
8754 * config/sh/sh.h: Remove old secondary reload code.
8756 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
8758 * config/sh/sh.c (SCHED_REORDER): Merge macro into ...
8759 (ready_reorder): ... this function.
8761 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
8763 * sel-sched.c (sel_global_init): Swap order of sched_rgn_init and
8766 * haifa-sched.c (prune_ready_list): Rework handling of SCHED_GROUP_P
8767 insns so that no other insn is queued for a time before them.
8769 * config/c6x/c6x.md (load_got_gotoff): Set op_pattern attribute to
8772 2012-04-11 Richard Guenther <rguenther@suse.de>
8775 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
8776 consider loop nesting.
8777 (evolution_function_is_univariate_p): Properly check the remainder
8780 2012-04-11 Richard Guenther <rguenther@suse.de>
8783 * except.c (sjlj_emit_dispatch_table): Properly update loop structure.
8785 2012-04-11 Nick Clifton <nickc@redhat.com>
8787 * config/rl78/rl78.c (rl78_expand_prologue): Set stack use
8788 information, if requested.
8790 * config/rx/rx.c (rx_expand_prologue): Likewise.
8792 2012-04-11 Peter Bergner <bergner@vnet.ibm.com>
8793 Michael Matz <matz@suse.de>
8796 * rtlanal.c (unsigned_reg_p): New function.
8797 Update copyright notice dates.
8798 * rtl.h (unsigned_reg_p): Prototype it.
8799 Update copyright notice dates.
8800 * config/rs6000/rs6000.c (rs6000_generate_compare): Use it.
8802 * expr.c (expand_expr_real_1): Set register attributes.
8803 * stmt.c (expand_case): Likewise.
8805 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
8808 * config/sh/sh-protos.h (sh_legitimate_index_p): Add new arguments
8809 consider_sh2a and allow_zero.
8810 * config/sh/sh.c (sh_legitimate_index_p): Likewise.
8811 (disp_addr_displacement): New function.
8812 (sh_address_cost): Use disp_addr_displacement function instead
8813 of DISP_ADDR_OFFSET.
8814 (sh_legitimate_address_p): Adapt to changed
8815 sh_legitimate_index_p declaration.
8816 (sh_find_mov_disp_adjust): Remove HImode check.
8817 (sh_secondary_reload): Add HImode case. Use satisfies_constraint_Sdd,
8818 disp_addr_displacement and max_mov_insn_displacement.
8819 (max_mov_insn_displacement): Remove HImode check.
8820 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12,
8821 DISP_ADDR_P, DISP_ADDR_OFFSET): Remove.
8822 * config/sh/constraints.md (K05, K13): New constraints.
8823 (K12): Correct comment.
8824 (Sdd): Do not use DISP_ADDR_P macro.
8825 (Snd, Sbw): Use satisfies_constraint_Sdd.
8826 * config/sh/sh.md (extendhisi2): Remove constraints from expander.
8827 (*extendhisi2_compact, movhi_i): Remove.
8828 (*extendhisi2_compact_reg, *extendhisi2_compact_mem_disp,
8829 *extendhisi2_compact_mem_disp, *extendhisi2_compact_snd,
8830 *movhi_reg_reg, *movhi_store_mem_disp05, *movhi_store_mem_disp13,
8831 *movhi_load_mem_disp, *movhi_load_mem_disp, *movhi): New insns.
8832 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_mem_disp,
8833 *movqi_store_mem_disp04, *movqi_store_mem_disp12, *movqi_load_mem_disp,
8834 *movqi_load_mem_disp): Use sh_legitimate_index_p instead of
8836 Add new peepholes for HImode displacement addressing.
8838 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
8840 * config/sh/sh.h (SIDI_OFF): Remove.
8841 * config/sh/sh.md: Use gen_highpart and gen_lowpart to access
8842 DImode subregs instead of gen_rtx_REG or simplifly_gen_subreg
8845 2012-04-11 Eric Botcazou <ebotcazou@adacore.com>
8848 * doc/extend.texi (Other Builtins): Document __builtin_bswap16.
8849 (PowerPC AltiVec/VSX Built-in Functions): Remove it.
8850 * doc/md.texi (Standard Names): Add bswap.
8851 * builtin-types.def (BT_UINT16): New primitive type.
8852 (BT_FN_UINT16_UINT16): New function type.
8853 * builtins.def (BUILT_IN_BSWAP16): New.
8854 * builtins.c (expand_builtin_bswap): Add TARGET_MODE argument.
8855 (expand_builtin) <BUILT_IN_BSWAP16>: New case. Pass TARGET_MODE to
8856 expand_builtin_bswap.
8857 (fold_builtin_bswap): Add BUILT_IN_BSWAP16 case.
8858 (fold_builtin_1): Likewise.
8859 (is_inexpensive_builtin): Likewise.
8860 * optabs.c (expand_unop): Deal with bswap in HImode specially. Add
8861 missing bits for bswap to libcall code.
8862 * tree.c (build_common_tree_nodes): Build uint16_type_node.
8863 * tree.h (enum tree_index): Add TI_UINT16_TYPE.
8864 (uint16_type_node): New define.
8865 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_BSWAP_HI): Delete.
8866 * config/rs6000/rs6000.c (rs6000_expand_builtin): Remove handling of
8868 (rs6000_init_builtins): Likewise.
8869 * config/rs6000/rs6000.md (bswaphi2): Add TARGET_POWERPC predicate.
8871 2012-04-11 Tristan Gingold <gingold@adacore.com>
8873 * doc/extend.texi (Type Attributes): Move paragraph.
8875 2012-04-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
8878 * diagnostic.h (show_caret): Declare.
8879 (caret_max_width): Declare.
8880 (diagnostic_show_locus): Declare.
8881 * diagnostic.c (diagnostic_initialize): Initialize to false.
8882 (diagnostic_show_locus): New.
8883 (diagnostic_report_diagnostic): Call it.
8884 (getenv_columns): New.
8886 (diagnostic_set_caret_max_width): New.
8887 * input.c (read_line): New.
8888 (location_get_source_line): New.
8889 * input.h (location_get_source_line): Declare.
8890 * toplev.c (general_init): Initialize show_caret from options.
8891 * dwarf2out.c (gen_producer_string): Handle fdiagnostics-show-caret.
8892 * opts.c (common_handle_option): Likewise.
8893 * pretty-print.h (pp_get_prefix): New.
8894 (pp_base_get_prefix): New.
8895 * common.opt (fdiagnostics-show-caret): New option.
8896 * doc/invoke.texi (fdiagnostics-show-caret): Document it.
8898 2012-04-11 Richard Guenther <rguenther@suse.de>
8900 PR rtl-optimization/52881
8901 * ifcvt.c (find_if_case_2): Avoid speculating loop latches.
8903 2012-04-11 Richard Guenther <rguenther@suse.de>
8905 PR tree-optimization/52912
8906 * tree-ssa-threadupdate.c (thread_block): Tell the cfg
8907 manipulation code we are threading through a loop header
8908 to an exit destination.
8910 2012-04-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
8912 * tree.h (warn_if_unused_value): Move declaration from here.
8913 * stmt.c (warn_if_unused_value): Move definition from here.
8915 2012-04-10 Michael Matz <matz@suse.de>
8917 * tree-vectorizer.h (_loop_vec_info.strided_stores): Rename to
8919 (LOOP_VINFO_STRIDED_STORES): Rename to LOOP_VINFO_GROUPED_STORES.
8920 (struce _bb_vec_info.strided_stores): Rename to grouped_stores.
8921 (BB_VINFO_STRIDED_STORES): Rename to BB_VINFO_GROUPED_STORES.
8922 (STMT_VINFO_STRIDED_ACCESS): Rename to STMT_VINFO_GROUPED_ACCESS.
8923 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
8924 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
8925 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
8926 (vect_record_strided_load_vectors): Rename to
8927 vect_record_grouped_load_vectors.
8928 * tree-vect-data-refs.c (vect_update_misalignment_for_peel):
8929 Rename use of above macros.
8930 (vect_verify_datarefs_alignment): Ditto.
8931 (vector_alignment_reachable_p): Ditto.
8932 (vect_peeling_hash_get_lowest_cost): Ditto.
8933 (vect_enhance_data_refs_alignment): Ditto.
8934 (vect_analyze_group_access): Ditto and rename stride to groupsize.
8935 (vect_analyze_data_ref_access): Rename "strided" to "grouped".
8936 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
8937 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
8938 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
8939 (vect_record_strided_load_vectors): Rename to
8940 vect_record_grouped_load_vectors.
8941 * tree-vect-loop.c (new_loop_vec_info): Rename use of above macros.
8942 (destroy_loop_vec_info): Ditto.
8943 (vect_transform_loop): Ditto and rename strided_store to grouped_store.
8944 * tree-vect-slp.c (vect_build_slp_tree): Rename use of above macros.
8945 (vect_analyze_slp): Ditto.
8946 (new_bb_vec_info): Ditto.
8947 (destroy_bb_vec_info): Ditto.
8948 (vect_schedule_slp_instance): Ditto and rename strided_store to
8950 * tree-vect-stmts.c (vect_cost_strided_group_size): Rename to
8951 vect_cost_group_size.
8952 (vect_model_store_cost): Rename use of above macros and call
8953 to vect_cost_strided_group_size.
8954 (vect_model_load_cost): Ditto.
8955 (vectorizable_store): Ditto, rename strided_store to grouped_store
8956 and calls to renamed tree-vectorizer.h functions.
8957 (vectorizable_load): Ditto.
8958 (vect_transform_stmt): Rename use of above macros and strided_store
8961 2012-04-10 Jan Hubicka <jh@suse.cz>
8963 * cgraph.h: Remove misledaing comment on ipa-ref.h.
8964 (symtab_type): New enum.
8965 (symtab_node): New structure.
8966 (cgraph_node, varpool_node): Add symbol base type.
8967 (cgraph, varpool): New accestor functions.
8968 * cgraph.c (cgraph_create_node_1): Set symbol type.
8969 * varpool.c (varpool_node): Set symbol type.
8971 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
8972 Richard Sandiford <rdsandiford@googlemail.com>
8974 * fwprop.c (propagate_rtx): Also set PR_CAN_APPEAR for subregs.
8976 2012-04-10 Richard Guenther <rguenther@suse.de>
8979 * gimple-low.c (gimple_check_call_args): Properly account for
8980 compatible aggregate types.
8982 2012-04-10 Richard Guenther <rguenther@suse.de>
8984 * toplev.h (tree_rest_of_compilation): Remove.
8985 * tree-optimize.c (tree_rest_of_compilation): Likewise.
8986 * cgraph.h (tree_rest_of_compilation): Declare.
8987 * tree-optimize.c (tree_rest_of_compilation): Move ...
8988 * cgraphunit.c (tree_rest_of_compilation): ... here.
8989 * cgraph.c (cgraph_add_new_function): Adjust.
8990 * Makefile.in (tree-optimize.o): Adjust.
8991 (cgraphunit.o): Likewise.
8993 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
8995 PR tree-optimization/52870
8996 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
8997 presumed pattern statement is within the same loop or basic block.
8999 2012-04-10 Tristan Gingold <gingold@adacore.com>
9001 * gengtype.c (main): Make uintptr_t a known type.
9003 2012-04-10 Richard Guenther <rguenther@suse.de>
9005 * tree-pass.h (tree_lowering_passes): Remove.
9006 * tree-optimize.c (tree_lowering_passes): Remove.
9007 * cgraph.c (cgraph_add_new_function): Inline relevant parts
9008 of tree_lowering_passes, avoid redundant call of early local passes.
9009 * cgraphunit.c (cgraph_lower_function): Fold into ...
9010 (cgraph_analyze_function): ... its single caller. Inline
9011 relevant parts of tree_lowering_passes.
9013 2012-04-09 H.J. Lu <hongjiu.lu@intel.com>
9016 * config/pa/pa.opt: Remove SIO and GNU_LD.
9018 2012-04-09 Jan Hubicka <jh@suse.cz>
9023 * lto-cgraph.c (compute_ltrans_boundary): When alias is in the
9024 boundary, add its target too.
9025 * lto.c (add_references_to_partition): Add also aliased nodes.
9026 (add_cgraph_node_to_partition,
9027 add_varpool_node_to_partition): Work on nodes, not functions/variables;
9028 when adding alias, add also the aliased object.
9030 2012-04-09 Uros Bizjak <ubizjak@gmail.com>
9033 * config/i386/predicates.md (x86_64_zext_general_operand): Prevent
9034 VOIDmode immediate operands.
9035 * config/i386/constraints.md (Wz): New constraint.
9036 * config/i386/i386.md (*zero_extendsidi2_rex64): Use Wz instead of Z.
9038 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
9041 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
9042 the DECL generated for the special GOT helper.
9044 2012-04-09 Oleg Endo <olegendo@gcc.gnu.org>
9046 * config/sh/constraints.md: Update list of constraints in
9048 (Sr0): Remove unused memory constraint.
9050 2012-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
9052 * tree-pretty-print.h: Update comment.
9054 2012-04-08 Oleg Endo <olegendo@gcc.gnu.org>
9056 * config/sh/sh.md: Use braced string notation where applicable.
9057 (*prefetch_i4, prefetch_m2a): Merge into ...
9058 (*prefetch): ... this new insn.
9060 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
9062 * config/sh/sh.h (high_life_started): Remove
9063 * config/sh/predicates.md (general_movdst_operand): Use
9064 'reload_in_progress' instead of 'high_life_started'.
9065 * config/sh/sh.md (divsi_inv_call, *divsi_inv_call_combine,
9066 divsi_inv_fp): Likewise.
9068 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
9070 * config/sh/sh-protos.h (prepare_move_operands): Return void
9072 * config/sh/sh.c (prepare_move_operands): Likewise.
9073 * config/sh/sh.md: Remove return value checks of prepare_move_operands.
9075 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
9077 * config/sh/sh-protos.h (fp_int_operand, symbol_ref_operand,
9078 general_movsrc_operand, general_movdst_operand, arith_reg_operand,
9079 fp_arith_reg_operand, arith_operand, arith_reg_or_0_operand,
9080 logical_operand, fpscr_operand, fpul_operand, expand_fp_branch,
9081 commutative_float_operator, noncommutative_float_operator,
9082 sh_handle_pragma): Remove.
9084 2012-04-06 Sandra Loosemore <sandra@codesourcery.com>
9086 * doc/invoke.texi: Clean up Texinfo markup throughout the file.
9087 Use @option markup on command-line options. Use @samp markup on
9088 literal keywords to options. Use @code markup on code fragments.
9089 Use other markup in preference to quotation marks in the text.
9090 Add markup to some passages without any.
9092 2012-04-06 Mike Stump <mikestump@comcast.net>
9094 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Avoid warning.
9096 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
9098 * config/sh/sh.c (hi_const): Remove.
9099 (find_barrier, sh_reorg): Use satisfies_constraint_I16 instead
9102 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
9104 * config/sh/sh-protos.h (sh_expand_t_scc): Change return type from int
9106 * config/sh/sh.c (sh_expand_t_scc): Likewise.
9107 * config/sh/sh.md (cstoresi4, cstoredi4): Remove GET_CODE checks before
9108 calling sh_expand_t_scc.
9110 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
9112 * config/sh/sh-protos.h (fp_zero_operand, fp_one_operand,
9113 nonpic_symbol_mentioned_p, expand_block_move, expand_ashiftrt,
9114 sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext, system_reg_operand,
9115 reg_unused_after, sh_can_redirect_branch, sh_need_epilogue, fldi_ok,
9116 sh_hard_regno_rename_ok, sh_cfun_interrupt_handler_p,
9117 sh_cfun_resbank_handler_p, sh_attr_renesas_p, sh_cfun_attr_renesas_p,
9118 check_use_sfunc_addr, sh_contains_memref_p, sh_loads_bankedreg_p,
9119 sh2a_is_function_vector_call): Use bool as return type.
9120 (sh_pass_in_reg_p): Remove.
9121 * config/sh/sh.c (broken_move, mova_p, noncall_uses_reg, high_pressure,
9122 flow_dependent_p, sh2a_function_vector_p, expand_block_move,
9123 expand_ashiftrt, sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext,
9124 sh_need_epilogue, sh2a_is_function_vector_call, sh_attr_renesas_p,
9125 sh_cfun_attr_renesas_p, sh_cfun_interrupt_handler_p,
9126 sh_cfun_resbank_handler_p, system_reg_operand, fp_zero_operand,
9127 fp_one_operand, fldi_ok, reg_unused_after, sh_can_redirect_branch,
9128 sh_hard_regno_rename_ok, check_use_sfunc_addr, sh_contains_memref_p,
9129 sh_loads_bankedreg_p): Use bool as return type.
9130 (nonpic_symbol_mentioned_p): Use bool as return type. Remove
9131 'register' modifier.
9133 2012-04-06 Matt Turner <mattst88@gmail.com>
9135 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
9137 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
9139 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
9140 of the destination isn't also a FP_REGS register.
9142 2012-04-05 Teresa Johnson <tejohnson@google.com>
9143 H.J. Lu <hongjiu.lu@intel.com>
9145 * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_LCP_STALL.
9146 * config/i386/i386.md (move immediate to memory peephole2):
9147 Add cases for HImode move when LCP stall avoidance is needed.
9148 * config/i386/i386.c (initial_ix86_tune_features): Initialize
9149 X86_TUNE_LCP_STALL entry.
9151 2012-04-05 Uros Bizjak <ubizjak@gmail.com>
9154 * config/i386/i386.c (ix86_decompose_address): Allow VOIDmode
9155 CONST_INT operands, zero-extended with AND.
9157 2012-04-05 Oleg Endo <olegendo@gcc.gnu.org>
9160 * config/sh/sh.c (sh_find_mov_disp_adjust): Take machine_mode as the
9161 first argument instead of mode size. Move displacement calculations
9163 (mov_insn_size, max_mov_insn_displacement, mov_insn_alignment_mask):
9164 ... these new functions.
9165 (disp_adjust): Remove max_mov_disp field.
9166 (sh_legitimate_index_p): Use max_mov_insn_displacement and
9167 mov_insn_alignment_mask.
9168 (sh_address_cost): Use max_mov_insn_displacement.
9170 2012-04-05 Andrew Stubbs <ams@codesourcery.com>
9172 * config/arm/arm.md (arch): Add neon_onlya8 and neon_nota8.
9173 (arch_enabled): Handle new arch types.
9174 (one_cmpldi2): Add NEON support.
9176 2012-04-05 Richard Guenther <rguenther@suse.de>
9178 * gimple.c (walk_gimple_op): Compute val_only for the LHS
9179 of an assigment in the canonical way, avoiding is_gimple_mem_rhs.
9180 (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt): Move ...
9181 * gimplify.c (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
9182 ... here and make static.
9183 * gimple.h (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
9186 2012-04-05 Richard Guenther <rguenther@suse.de>
9188 * tree-ssa-dse.c (dse_optimize_stmt): Remember the stmt
9189 basic-block before removing it.
9191 2012-04-05 Richard Guenther <rguenther@suse.de>
9193 * tree-ssanames.c (release_dead_ssa_names): Compact the SSA
9194 version namespace as we release the freelist.
9196 2012-04-05 Richard Guenther <rguenther@suse.de>
9198 * tree-nrv.c (tree_nrv): Release VDEFs.
9199 * tree-sra.c (sra_modify_constructor_assign): Likewise.
9200 (sra_modify_assign): Likewise.
9201 * tree-vect-stmts.c (vect_remove_stores): Likewise.
9202 * tree-vect-loop.c (vect_transform_loop): Likewise.
9203 * tree-ssa-dom.c (optimize_stmt): Likewise.
9204 * tree-vect-slp.c (vect_schedule_slp): Likewise.
9205 * tree-ssa-math-opts.c (execute_cse_sincos): Likewise.
9207 2012-04-05 Richard Guenther <rguenther@suse.de>
9209 * gimple-iterator.c (gsi_remove): Return whether EH edges need to be
9211 * gimple.h (gsi_remove): Adjust.
9212 * tree-ssa-operands.c (unlink_stmt_vdef): Optimize.
9213 * tree-ssa-dom.c (optimize_stmt): Use gsi_remove result.
9214 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
9215 * tree-ssa-forwprop.c (remove_prop_source_from_use): Likewise.
9216 * tree-ssa-math-opts.c (execute_optimize_widening_mul): Likewise.
9217 * tree-ssa-pre.c (eliminate): Likewise.
9219 2012-04-04 Mike Stump <mikestump@comcast.net>
9221 * doc/rtl.texi (const_double): Document as sign-extending.
9222 * expmed.c (expand_mult): Ensure we don't use shift incorrectly.
9223 * emit-rtl.c (immed_double_int_const): Refine to state the
9225 * simplify-rtx.c (mode_signbit_p): Add a fixme for wider than
9226 CONST_DOUBLE integers.
9227 (simplify_const_unary_operation, UNSIGNED_FLOAT): Ensure no
9228 negative values are converted. Fix conversions bigger than
9229 HOST_BITS_PER_WIDE_INT.
9230 (simplify_binary_operation_1): Ensure we don't use shift incorrectly.
9231 (simplify_immed_subreg): Sign-extend CONST_DOUBLEs.
9232 * explow.c (plus_constant_mode): Add.
9233 (plus_constant): Implement with plus_constant_mode.
9234 * rtl.h (plus_constant_mode): Add.
9236 2012-04-04 Richard Guenther <rguenther@suse.de>
9238 PR tree-optimization/52808
9239 * tracer.c (tail_duplicate): Do not tail-duplicate loop header blocks.
9240 * Makefile.in (tracer.o): Depend on $(CFGLOOP_H).
9242 2012-04-04 Tristan Gingold <gingold@adacore.com>
9244 * expr.c (expand_expr_real_2): Handle larger sizetype in
9247 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
9249 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
9250 to m2a-single instead of m2e.
9252 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
9254 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
9255 Change type of BITOFFSET to signed. Make sure the lower bound of
9256 the computed range is non-negative by adjusting OFFSET and BITPOS.
9257 (expand_assignment): Adjust call to get_bit_range.
9259 2012-04-03 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
9261 * h8300/h8300.c (h8300_current_function_monitor_function_p):
9262 New function. Added to check monitor functions.
9263 (h8300_option_override): Modified to generate error/warning
9264 messages for invalid combinations of different command line
9266 * h8300/h8300.md: Generate 'rte' for monitor functions. Do not
9267 save EXR on stack for monitor function in case of H8S target
9268 when "-mno-exr" is passed.
9269 * h8300/h8300-protos.h (h8300_current_function_monitor_function_p):
9271 * doc/invoke.texi: Document H8S options.
9273 2012-04-03 Tristan Gingold <gingold@adacore.com>
9275 * configure.ac: Use GCC_AC_FUNC_MMAP_BLACKLIST instead
9276 of gcc_AC_FUNC_MMAP_BLACKLIST.
9277 * acinclude.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Remove.
9278 * Makefile.in (aclocal_deps): Add mmap.m4.
9279 * configure: Regenerate.
9280 * aclocal.m4: Regenerate.
9282 2012-04-03 Richard Guenther <rguenther@suse.de>
9284 PR tree-optimization/52808
9285 * tracer.c (tail_duplicate): Return whether we have duplicated
9287 (tracer): If we have duplicated any block, cleanup the CFG.
9288 * cfghooks.c (duplicate_block): If we duplicated a loop
9289 header but not its loop, destroy the loop because it now has
9291 * tree-ssa-threadupdate.c (thread_through_loop_header): Tell
9292 the cfg manipulation routines we are not creating a multiple
9295 2012-04-03 Tristan Gingold <gingold@adacore.com>
9297 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle
9299 (vms_c_common_override_options): Allow parameterless variadic
9302 2012-04-03 Jakub Jelinek <jakub@redhat.com>
9304 PR tree-optimization/52835
9305 * tree-data-ref.c (build_rdg): Return NULL if
9306 compute_data_dependences_for_loop failed.
9308 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
9310 * varasm.c (initializer_constant_valid_for_bitfield_p): Return true
9311 for REAL_CST as well.
9312 (output_constructor): Use RECORD_OR_UNION_TYPE_P predicate.
9313 In the bitfield case, if the value is a REAL_CST, convert it first to
9316 2012-04-02 H.J. Lu <hongjiu.lu@intel.com>
9318 * config.gcc: Use i386/biarchx32.h instead of i386/biarch64.h
9319 for --with-abi={x32|mx32} or --with-multilib-list=mx32.
9320 (supported_defaults): Add abi for i[34567]86-*-* and x86_64-*-*.
9322 * config/i386/biarchx32.h: New.
9324 2012-04-02 Anatoly Sokolov <aesok@post.ru>
9326 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Remove.
9327 * config/arm/arm.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
9328 (arm_preferred_reload_class): New function.
9330 2012-04-02 Richard Guenther <rguenther@suse.de>
9332 PR tree-optimization/52756
9333 * tree-ssa-threadupdate.c (def_split_header_continue_p): New function.
9334 (thread_through_loop_header): After threading through the loop latch
9335 remove the split part from the loop and clear further threading
9336 opportunities that would create a multiple entry loop.
9338 2012-04-02 Richard Guenther <rguenther@suse.de>
9340 PR rtl-optimization/52800
9341 * cprop.c (execute_rtl_cprop): Call cleanup_cfg with
9342 CLEANUP_CFG_CHANGED.
9344 2012-04-02 Richard Guenther <rguenther@suse.de>
9347 * loop-init.c (gate_handle_loop2): Destroy loops here if
9348 we don't enter RTL loop optimizers.
9350 2012-04-02 Uros Bizjak <ubizjak@gmail.com>
9353 2012-03-29 Richard Guenther <rguenther@suse.de>
9355 * rtl.h (extended_count): Remove.
9356 * combine.c (extended_count): Remove.
9358 2012-04-02 Dodji Seketeli <dodji@redhat.com>
9361 * pt.c (more_specialized_fn): Don't apply decay conversion to
9362 types of function parameters.
9364 2012-04-02 Tristan Gingold <gingold@adacore.com>
9366 * ggc-page.c (PAGE_L1_SIZE, PAGE_L2_SIZE, LOOKUP_L1, LOOKUP_L2)
9367 (ggc_allocated_p, lookup_page_table_entry, set_page_table_entry)
9368 (alloc_page, init_ggc, clear_marks, struct ggc_pch_data)
9369 (ggc_pch_this_base): Use uintptr_t instead of size_t.
9371 2012-03-31 H.J. Lu <hongjiu.lu@intel.com>
9374 * config/i386/i386.c (ix86_option_override_internal): Don't
9375 check TARGET_64BIT if TARGET_64BIT_DEFAULT is false.
9377 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
9379 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
9380 (stmt_can_make_abnormal_goto): Use it.
9381 (is_ctrl_altering_stmt): Likewise.
9383 2012-03-30 Naveen H.S <naveen.S@kpitcummins.com>
9384 Kaz Kojima <kkojima@gcc.gnu.org>
9386 * config/sh/sh.c (push_regs): Skip banked registers when
9387 resbank attribute is specified.
9388 (sh_expand_epilogue): Likewise.
9390 2012-03-30 Richard Henderson <rth@redhat.com>
9393 * combine-stack-adj.c (prev_active_insn_bb): New.
9394 (next_active_insn_bb): New.
9395 (force_move_args_size_note): New.
9396 (combine_stack_adjustments_for_block): Use it.
9398 2012-03-30 Richard Henderson <rth@redhat.com>
9400 * config/i386/i386.c (struct expand_vec_perm_d): Add one_operand_p.
9401 (ix86_expand_vector_init_duplicate): Initialize it.
9402 (expand_vec_perm_palignr): Likewise.
9403 (ix86_expand_vec_perm_const): Likewise.
9404 (ix86_vectorize_vec_perm_const_ok): Likewise.
9405 (expand_vec_perm_blend): Use it.
9406 (expand_vec_perm_vpermil): Likewise.
9407 (expand_vec_perm_pshufb): Likewise.
9408 (expand_vec_perm_1): Likewise.
9409 (expand_vec_perm_pshuflw_pshufhw): Likewise.
9410 (expand_vec_perm_interleave2): Likewise.
9411 (expand_vec_perm_vpermq_perm_1): Likewise.
9412 (expand_vec_perm_vperm2f128): Likewise.
9413 (expand_vec_perm_interleave3): Likewise.
9414 (expand_vec_perm_vperm2f128_vblend): Likewise.
9415 (expand_vec_perm_vpshufb2_vpermq): Likewise.
9416 (expand_vec_perm_vpshufb2_vpermq_even_odd): Likewise,.
9417 (expand_vec_perm_broadcast): Likewise.
9418 (expand_vec_perm_vpshufb4_vpermq2): Likewise.
9420 2012-03-30 Richard Henderson <rth@redhat.com>
9422 * dwarf2out.c (gen_variable_die): Initialize off.
9424 2012-03-30 Tristan Gingold <gingold@adacore.com>
9426 * config/vms/vms-f.c: New file.
9427 * config/vms/t-vms (vms-f.o): New rule.
9428 * config.gcc (*-*-*vms*): Define fortran_target_objs.
9430 2012-03-30 Richard Guenther <rguenther@suse.de>
9432 PR tree-optimization/52754
9433 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
9434 propagate arbitrary addresses into really plain dereferences.
9436 2012-03-30 Richard Guenther <rguenther@suse.de>
9439 * except.c (emit_to_new_bb_before): Move loop updating ...
9440 (dw2_build_landing_pads): ... here. Use a proper block for
9441 querying the loop father.
9443 2012-03-30 Tristan Gingold <gingold@adacore.com>
9445 * config/ia64/ia64.c (ia64_section_type_flags): Remove
9446 common_object attribute handling.
9447 (SECTION_VMS_OVERLAY): Remove
9448 (ia64_vms_common_object_attribute): Replace abort with an assert.
9449 Do not set DECL_SECTION_NAME.
9450 (ia64_vms_output_aligned_decl_common): Handle common_object
9452 (ia64_vms_elf_asm_named_section): Remove.
9453 * config/ia64/vms.h (TARGET_ASM_NAMED_SECTION): Remove.
9455 2012-03-30 Richard Guenther <rguenther@suse.de>
9458 * double-int.c (rshift_double): Remove not needed cast.
9460 2012-03-30 Richard Guenther <rguenther@suse.de>
9462 * tree-affine.h (print_aff): Remove.
9463 * tree-affine.c (print_aff): Make static.
9464 * tree-data-ref.h (access_matrix_get_index_for_parameter): Remove.
9465 (get_references_in_stmt): Likewise.
9466 (print_direction_vector): Likewise.
9467 (print_dir_vectors): Likewise.
9468 (print_dist_vectors): Likewise.
9469 (dump_subscript): Likewise.
9470 (dump_ddrs): Likewise.
9471 (dump_dist_dir_vectors): Likewise.
9472 (dump_data_references): Likewise.
9473 (dump_data_dependence_relation): Likewise.
9474 (dump_data_dependence_direction): Likewise.
9475 (dump_rdg_vertex): Likewise.
9476 (dump_rdg_component): Likewise.
9477 (debug_ddrs): Declare.
9478 (struct data_ref_loc_d): Move ...
9479 * tree-data-ref.c (struct data_ref_loc_d): ... here.
9480 (get_references_in_stmt): Make static.
9481 (dump_data_references): Likewise.
9482 (dump_subscript): Likewise.
9483 (print_direction_vector): Likewise.
9484 (print_dir_vectors): Likewise.
9485 (print_dist_vectors): Likewise.
9486 (dump_data_dependence_relation): Likewise.
9487 (dump_dist_dir_vectors): Likewise.
9488 (dump_ddrs): Likewise.
9489 (dump_rdg_vertex): Likewise.
9490 (dump_rdg_component): Likewise.
9491 (debug_ddrs): New function.
9492 (access_matrix_get_index_for_parameter): Remove.
9494 2012-03-30 Tristan Gingold <gingold@adacore.com>
9496 * config/vms/vms.c (VMS_CRTL_FLOAT32): Rename.
9497 (VMS_CRTL_FLOAT64, VMS_CRTL_FLOAT64_VAXD): New.
9498 (VMS_CRTL_FLOAT128, VMS_CRTL_DPML, VMS_CRTL_NODMPL)
9499 (VMS_CRTL_32ONLY, VMS_CRTL_G_MASK, VMS_CRTL_G_NONE)
9500 (VMS_CRTL_GA, VMS_CRTL_GL, VMS_CRTL_FLOATV2): New.
9501 (vms_patch_builtins): Handle new flags
9502 * config/vms/vms-crtlmap.map: Completed using nm on
9503 c and math system libraries.
9504 * config/vms/make-crtlmap.awk: Handle any number of flags.
9506 2012-03-30 Martin Jambor <mjambor@suse.cz>
9508 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
9509 is a builtin_stack_save in a dominating BB.
9511 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
9513 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
9514 crossing 128bit lane boundary.
9516 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
9518 * ira-color.c (setup_left_conflict_sizes_p): Process all
9519 conflicting objects.
9521 2012-03-29 Jakub Jelinek <jakub@redhat.com>
9523 PR tree-optimization/52760
9524 * tree-vect-slp.c (vect_get_constant_vectors): Convert constant_p
9525 shift count for {L,R}{SHIFT,ROTATE}_EXPR to TREE_TYPE (vector_type).
9527 2012-03-29 Richard Guenther <rguenther@suse.de>
9529 * cgraph.h (cgraph_materialize_all_clones): Remove.
9530 (reset_inline_failed): Likewise.
9531 * cgraphunit.c (cgraph_materialize_all_clones): Make static.
9532 * cgraphbuild.c (reset_inline_failed): Remove.
9533 * rtl.h (cse_main): Remove.
9534 (extended_count): Likewise.
9535 * cse.c (dump_class): Mark as DEBUG_FUNCTION.
9536 (cse_main): Make static.
9537 * combine.c (extended_count): Remove.
9538 (dump_combine_stats): Mark as DEBUG_FUNCTION.
9539 * basic-block.h (reorder_basic_blocks): Remove.
9540 * bb-reorder.c (reorder_basic_blocks): Make static.
9541 * Makefile.in (dse.o): Remove dse.h dependency.
9543 * dse.c (gate_dse): Remove.
9544 (clear_alias_mode_eq): Likewise.
9545 (clear_alias_mode_hash): Likewise.
9546 (dse_record_singleton_alias_set): Likewise.
9547 (dse_invalidate_singleton_alias_set): Likewise.
9549 2012-03-29 H.J. Lu <hongjiu.lu@intel.com>
9551 * config/linux-android.h (ANDROID_STARTFILE_SPEC): Use
9552 crtbegin_so%O%s for -shared.
9553 (ANDROID_ENDFILE_SPEC): Use crtend_so%O%s for -shared.
9555 2012-03-29 Richard Guenther <rguenther@suse.de>
9557 * tree-flow.h (struct pre_expr_d): Remove forward declaration.
9558 (add_to_value): Remove.
9559 (print_value_expressions): Likewise.
9560 * tree-ssa-pre.c (add_to_value): Make static.
9561 (print_value_expressions): Likewise.
9562 * gimple.h (gimple_adjust_this_by_delta): Remove.
9563 * gimple-fold.c (gimple_adjust_this_by_delta): Likewise.
9565 2012-03-29 Richard Guenther <rguenther@suse.de>
9568 * double-int.h (rshift_double): Remove.
9569 * double-int.c (lshift_double): Use absu_hwi to make count positive.
9570 (rshift_double): Make static, take unsigned count argument,
9571 remove handling of negative count argument.
9572 (double_int_rshift): Dispatch to lshift_double.
9574 2012-03-28 H.J. Lu <hongjiu.lu@intel.com>
9576 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Add
9579 * config/i386/gnu-user64.h (SPEC_64): Support TARGET_BI_ARCH == 2.
9580 (SPEC_X32): Likewise.
9581 (MULTILIB_DEFAULTS): Likewise.
9583 * config/i386/i386.c (isa_opts): Remove -m64.
9584 (ix86_target_string): Properly handle -m32/-m64/-mx32.
9585 (ix86_option_override_internal): Properly
9586 set OPTION_MASK_ISA_64BIT and OPTION_MASK_ISA_X32 as well as
9587 handle -m32, -m64 and -mx32.
9589 * config/i386/i386.h (TARGET_X32): Replace OPTION_ISA_X32
9590 with OPTION_ABI_X32. Moved after TARGET_LP64.
9591 (TARGET_LP64): Changed to OPTION_ABI_64.
9593 * config/i386/i386.opt (m64): Replace ISA_64BIT with ABI_64.
9594 (mx32): Replace ISA_X32 with ABI_X32.
9596 2012-03-28 Eric Botcazou <ebotcazou@adacore.com>
9598 * tree.c (tree_size) <VECTOR_CST>: New case.
9600 2012-03-28 Uros Bizjak <ubizjak@gmail.com>
9602 * config/i386/i386.c (ix86_modes_tieable_p): Handle 32bit AVX modes.
9603 (ix86_expand_vector_move_misalign): Remove un-needed gen_lowpart calls.
9605 2012-03-28 Jakub Jelinek <jakub@redhat.com>
9608 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
9609 __builtin_va_start to __builtin_next_arg if the latter is
9610 builtin_decl_explicit_p rather than when it is not.
9613 * tree-vect-generic.c (vector_element): Perform multiplication
9614 for pos in bitsizetype type instead of idx type.
9616 2012-03-28 Richard Guenther <rguenther@suse.de>
9618 * loop-init.c (loop_optimizer_init): If loops are preserved
9619 perform incremental initialization of required loop features.
9620 (loop_optimizer_finalize): If loops are to be preserved only
9621 clean up optional loop features.
9622 (rtl_loop_done): Forcefully free loops here.
9623 * cgraph.c (cgraph_release_function_body): Forcefully free loops.
9624 * cfgexpand.c (expand_gimple_cond): Properly add new basic-blocks
9626 (construct_init_block): Likewise.
9627 (construct_exit_block): Likewise.
9628 (gimple_expand_cfg): Clear LOOP_CLOSED_SSA loop state. Cleanup
9629 the CFG after expanding.
9630 * cfgloop.c (verify_loop_structure): Calculate or verify dominators.
9631 If we needed to calculate them, free them afterwards.
9632 * tree-pass.h (PROP_loops): New define.
9633 * tree-ssa-loop.c (pass_tree_loop_init): Provide PROP_loops.
9634 * basic-block.h (CLEANUP_CFG_CHANGED): New.
9635 * cfgcleanup.c (merge_blocks_move): Protect loop latches.
9636 (cleanup_cfg): If we did something and have loops around, fix them up.
9637 * cse.c (rest_of_handle_cse_after_global_opts): Call cleanup_cfg
9638 with CLEANUP_CFG_CHANGED.
9639 * cfghooks.c (merge_blocks): If we merge a loop header into
9640 its predecessor, update the loop structure.
9641 (duplicate_block): If we copy a loop latch, adjust loop state
9642 to note we may have multiple latches.
9643 (delete_basic_block): Mark loops for fixup if we remove a loop.
9644 * cfganal.c (forwarder_block_p): Protect loop latches, headers
9646 * cfgrtl.c (rtl_can_merge_blocks): Protect loop latches.
9647 (cfg_layout_can_merge_blocks_p): Likewise.
9648 * cprop.c (bypass_block): If we create a loop with multiple
9649 entries, mark it for removal.
9650 * except.c (emit_to_new_bb_before): Add the new basic-block
9652 * tree-eh.c (lower_resx): Likewise.
9653 * omp-low.c (finalize_task_copyfn): Do not copy PROP_loops.
9654 (expand_omp_taskreg): Likewise.
9655 * tree-inline.c (initialize_cfun): Likewise.
9656 * tree-mudflap.c (add_bb_to_loop): Prototype.
9657 (mf_build_check_statement_for): Properly add new basic-blocks
9659 * tree-ssa-threadupdate.c (thread_block): Mark loops for fixup
9660 if we remove a loop.
9661 (thread_through_loop_header): Likewise.
9662 * trans-mem.c (tm_log_emit_save_or_restores): Properly add
9663 new basic-blocks to existing loops.
9664 (expand_transaction): Likewise.
9665 * Makefile.in (except.o): Add $(CFGLOOP_H).
9667 (cgraph.o): Likewise.
9668 (cprop.o): Likewise.
9669 (cfgexpand.o): Likewise.
9670 (cfganal.o): Likewise.
9671 (trans-mem.o): Likewise.
9672 (tree-eh.o): Likewise.
9674 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
9677 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
9678 (avr_builtin_decl): New static function.
9679 (struct avr_builtin_description, avr_bdesc): Move up.
9680 Add GTY marker. Add field fndecl. Remove redundant field id.
9681 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
9682 (avr_expand_builtin): Code cleanup because .id is removed.
9684 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
9687 * config.gcc (tm_file): Remove avr/multilib.h.
9689 * doc/invoke.texi (AVR Options): Adjust documentation of -mtiny-stack.
9691 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
9692 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
9693 * config/avr/t-avr: Remove generation of multilib.h.
9694 * config/avr/t-multilib: Regenerate.
9695 * config/avr/multilib.h: Remove.
9696 * config/avr/avr.opt (-msp8): New option.
9697 (avr_sp8): New variable.
9698 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
9699 * config/avr/avr.h (AVR_HAVE_SPH): New define.
9700 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
9701 (avr_device_to_sp8): New prototype.
9702 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
9703 (DRIVER_SELF_SPECS): New define.
9704 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
9705 __AVR_SP8__, __AVR_HAVE_SPH__.
9706 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
9707 AVR_HAVE_8BIT_SP to decide if SP_H is present.
9708 (avr_file_start): Ditto.
9710 2012-03-28 Jakub Jelinek <jakub@redhat.com>
9713 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
9714 instead of 8 in adjust_address.
9716 2012-03-27 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
9719 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
9722 2012-03-27 Oleg Endo <olegendo@gcc.gnu.org>
9725 * config/sh/sh.c (sh_legitimize_address, sh_legitimize_reload_address):
9726 Rearrange conditional logic. Move displacement address calculations
9728 (sh_find_mov_disp_adjust): ... this new function.
9730 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
9732 * config/arm/arm.opt (mapcs): Remove MaskExists.
9733 * config/cris/linux.opt (mno-gotplt): Likewise.
9734 * config/i386/i386.opt (mhard-float): Likewise.
9736 (mno-sse4): Likewise.
9737 * config/m68k/m68k.opt (mhard-float): Likewise.
9738 * config/mep/mep.op (mcop32): Likewise.
9739 * config/pa/pa-hpux.opt (msio): Likewise.
9740 * config/pa/pa64-hpux.opt (mgnu-ld): Likewise.
9741 * config/picochip/picochip.opt (mlittle): Likewise.
9742 * config/sh/sh.opt (mrenesas): Likewise.
9743 * config/sparc/long-double-switch.opt (mlong-double-128): Likewise.
9744 * config/sparc/sparc.opt (mhard-float): Likewise.
9745 * config/v850/v850.opt (mv850es): Likewise.
9746 * config/vax/vax.opt (mg-float): Likewise.
9748 2012-03-27 Martin Jambor <mjambor@suse.cz>
9751 * tree-sra.c (sra_modify_assign): Do not call
9752 load_assign_lhs_subreplacements when working with an unscalarizable
9755 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
9758 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
9760 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
9761 * config/i386/i386.c: Include reload.h.
9762 (ix86_legitimize_reload_address): New function.
9764 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
9766 * opth-gen.awk: Allocated a bit for Mask and InverseMask if it
9767 hasn't been allocated. Define a target macro for Mask and
9768 InverseMask if it hasn't been defined. Remove MaskExists handling.
9770 * doc/options.texi: Remove MaskExists.
9772 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
9775 * config/sh/sh.c (find_barrier): Add equality check of last_got
9776 to avoid going above orig insn. Update comments.
9778 2012-03-27 Richard Guenther <rguenther@suse.de>
9781 * fold-const.c (try_move_mult_to_index): Handle &x.array more
9784 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
9786 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
9787 of a unit before computing the offset in units.
9788 * expr.c (get_bit_range): Return the null range if the enclosing record
9789 is part of a larger bit field.
9791 2012-03-27 Tristan Gingold <gingold@adacore.com>
9793 * config/ia64/vms.h (CASE_VECTOR_MODE): Define.
9794 * config/ia64/ia64.md: Remove mode in template.
9795 Sign extend operand in expand_simple_binop.
9796 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use
9797 CASE_VECTOR_MODE instead of TARGET_ILP32.
9798 (ADDR_VEC_ALIGN): Make it depends on CASE_VECTOR_MODE.
9800 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
9802 * varasm.c (assemble_external): #if 0 out the new assert from the
9803 previous commit, it breaks the Java and Go front ends.
9805 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
9807 * toplev.c (check_global_declaration_1): Do not call assemble_external.
9808 * expr.c (emit_block_move_libcall_fn): Likewise.
9809 (clear_storage_libcall_fn): Likewise.
9810 (expand_expr_addr_expr_1): Likewise.
9811 (expand_expr_real_1): Likewise.
9812 * calls.c (rtx_for_function_call): Likewise.
9814 * varasm.c (assemble_external): Assert this function is only called
9815 during or after expanding to RTL.
9817 2012-03-26 Martin Jambor <mjambor@suse.cz>
9819 PR tree-optimization/50052
9820 * tree-sra.c (tree_non_aligned_mem_p): Removed.
9821 (tree_non_aligned_mem_for_access_p): Likewise.
9822 (build_accesses_from_assign): Removed strict alignment requirements
9824 (access_precludes_ipa_sra_p): Likewise.
9826 2012-03-26 Richard Guenther <rguenther@suse.de>
9828 PR tree-optimization/52701
9829 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
9830 compute and set the evolution part of PHI nodes.
9832 2012-03-26 Richard Guenther <rguenther@suse.de>
9834 PR tree-optimization/52721
9835 * tree-vect-stmts.c (vect_init_vector): Handle scalars.
9837 2012-03-26 Ulrich Weigand <ulrich.weigand@linaro.org>
9839 PR tree-optimization/52686
9840 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
9843 2012-03-26 Tristan Gingold <gingold@adacore.com>
9845 * config/alpha/vms.h (LINK_SPEC): Simplify.
9846 (STARTFILE_SPEC): Remove -mvms-return-codes handling.
9847 (NAME__MAIN, SYMBOL__MAIN): Remove.
9848 (VMS_DEBUG_MAIN_POINTER): Remove.
9849 * config/ia64/vms.h: Likewise.
9850 * config/alpha/alpha.c (alpha_start_function): Move vms_debug_main
9851 code to vms.c. Call vms_start_function.
9852 * config/ia64/ia64.c (ia64_start_function): Likewise.
9853 * config/vms/vms-protos.h (vms_start_function): Declare.
9854 * config/vms/vms.c (vms_start_function): New function.
9855 * config/vms/vms.h (MATH_LIBRARY): Define.
9856 (VMS_DEBUG_MAIN_POINTER): Define.
9858 2012-03-26 Eric Botcazou <ebotcazou@adacore.com>
9860 PR rtl-optimization/52629
9861 * reload1.c (count_pseudo): Short-circuit common case.
9862 (count_spilled_pseudo): Return early for pseudos without hard regs.
9863 Assert that the pseudo has got a hard reg before manipulating it.
9865 2012-03-24 Jan Hubicka <jh@suse.cz>
9868 * varpool.c (varpool_finalize_decl): Handle toplevel_reorder here.
9869 (decide_is_variable_needed): Do not handle toplevel reorder here.
9870 * cgraph.h (varpool_can_remove_if_no_refs): Likewise.
9871 * ipa.c (cgraph_remove_unreachable_nodes): Remove unreachable vars
9874 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
9876 * expr.c (optimize_bitfield_assignment_op) <BIT_IOR_EXPR>: Use str_mode
9877 and str_bitsize instead of more convoluted expressions.
9879 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
9882 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
9884 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
9887 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Fix pasto.
9889 2012-03-23 Martin Jambor <mjambor@suse.cz>
9891 * tree-sra.c (build_accesses_from_assign): Remove FIXME comment.
9893 2012-03-23 Richard Guenther <rguenther@suse.de>
9895 PR tree-optimization/52678
9896 * tree-vectorizer.h (struct _stmt_vec_info): Add
9897 loop_phi_evolution_part member.
9898 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
9899 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
9900 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
9901 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
9902 Use the cached evolution part and the PHI nodes value from
9903 the loop preheader edge instead of re-analyzing the evolution.
9905 2012-03-22 Maxim Kuvyrkov <maxim@codesourcery.com>
9907 * config/mips/mips-tables.opt: Update.
9908 * config/mips/mips.md (processor): Add xlp.
9909 * config/mips/mips-cpus.def: Add xlp.
9910 * config/mips/mips.c (mips_rtx_cost_data): Add costs for XLP, copy from
9912 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle xlp.
9913 * doc/invoke.texi: Mention XLP.
9915 2012-03-22 Jakub Jelinek <jakub@redhat.com>
9918 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
9919 on any new_local_var_chain vars declared during recursing on
9920 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
9922 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
9924 * config/alpha/alpha.h (ASM_OUTPUT_ALIGN): Move to config/alpha/elf.h
9925 (ASM_OUTPUT_SKIP): Move to config/alpha/vms.h
9926 (ASM_OUTPUT_LOCAL): Ditto.
9927 (ASM_OUTPUT_COMMON): Remove.
9928 * config/alpha/elf.h (ASM_OUTPUT_DEF_FROM_DECLS): Use ASM_OUTPUT_DEF.
9929 * config/alpha/vms.h (ASM_OUTPUT_ALIGN): Do not undefine before define.
9931 2012-03-22 Jan Hubicka <jh@suse.cz>
9934 * cgraph.c (cgraph_remove_node_and_inline_clones): Add FORBIDDEN_NODE
9936 * cgraph.h (cgraph_remove_node_and_inline_clones): Update prototype.
9937 * ipa-inline-transform.c (save_inline_function_body): Remove
9938 copied clone if needed.
9939 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Update.
9941 2012-03-22 Richard Guenther <rguenther@suse.de>
9944 * fold-const.c (fold_ternary_loc): Fix typo.
9946 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
9949 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
9950 (unspecv): Add UNSPECV_MEMORY_BARRIER.
9951 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
9952 (delay_cycles_1, delay_cycles_2): Ditto.
9953 (delay_cycles_3, delay_cycles_4): Ditto.
9954 (nopv, *nopv): Ditto.
9955 (sleep, *sleep): Ditto.
9958 2012-03-22 Richard Guenther <rguenther@suse.de>
9960 PR tree-optimization/52548
9961 * tree-ssa-pre.c (valid_in_sets): Remove handling of invalidation
9962 because of clobbers.
9963 (prune_clobbered_mems): New function.
9964 (compute_antic_aux): Use it to prune ANTIC_OUT.
9965 (compute_partial_antic_aux): Use it to prune PA_IN.
9966 (compute_avail): Only insert expressions into EXP_GEN that are not
9967 invalidated when translated up to the beginning of the block.
9969 2012-03-22 Richard Guenther <rguenther@suse.de>
9971 PR tree-optimization/52638
9972 * tree-vect-stmts.c (vect_init_vector_1): New function, split
9974 (vect_init_vector): ... here. Handle scalar vector inits.
9975 (vect_get_vec_def_for_operand): Adjust.
9976 (vectorizable_load): Likewise.
9978 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
9980 * config.gcc (alpha*-*-linux*): Add elfos.h to tm_file.
9981 (alpha*-*-freebsd*): Ditto.
9982 (alpha*-*-netbsd*): Ditto.
9983 (alpha*-*-openbsd*): Ditto.
9984 * config/alpha/elf.h (OBJECT_FORMAT_ELF): Remove.
9985 (DWARF2_DEBUGGING_INFO): Remove.
9986 (PREFERRED_DEBUGGING_TYPE): Remove.
9987 (ASM_FINAL_SPEC): Remove.
9988 (IDENT_ASM_OP): Remove.
9989 (ASM_OUTPUT_IDENT): Remove.
9990 (SKIP_ASM_OP): Remove.
9991 (ASM_OUTPUT_SKIP): Remove.
9992 (ALIGN_ASM_OP): Remove.
9993 (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
9994 (ASM_OUTPUT_CASE_LABEL): Remove.
9995 (ASM_OUTPUT_EXTERNAL_LIBCALL): Remove.
9996 (COMMON_ASM_OP): Remove.
9997 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
9998 (ASCII_DATA_ASM_OP): Remove.
9999 (READONLY_DATA_SECTION_ASM_OP): Remove.
10000 (INIT_SECTION_ASM_OP): Remove.
10001 (FINI_SECTION_ASM_OP): Remove.
10002 (ASM_SECTION_START_OP): Remove.
10003 (ASM_OUTPUT_SECTION_START_FILE): Remove.
10004 (TARGET_ASM_NAMED_SECTION): Remove.
10005 (TARGET_ASM_SELECT_SECTION): Remove.
10006 (MAKE_DECL_ONE_ONLY): Remove.
10007 (TYPE_ASM_OP): Remove.
10008 (SIZE_ASM_OP): Remove.
10009 (ASM_WEAKEN_LABEL): Remove.
10010 (TYPE_OPERAND_FMT): Remove.
10011 (ASM_DECLARE_RESULT): Remove.
10012 (ASM_DECLARE_OBJECT_NAME): Remove.
10013 (ASM_FINISH_DECLARE_OBJECT): Remove.
10014 (ELF_ASCII_ESCAPES): Remove.
10015 (ELF_STRING_LIMIT): Remove.
10016 (STRING_ASM_OP): Remove.
10017 (ASM_OUTPUT_EXTERNAL): Remove.
10018 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Redefine to false.
10019 * config/alpha/alpha.h (PCC_BITFIELD_TYPE_MATTERS): Undefine
10021 (ASM_DECLARE_FUNCTION_NAME): Ditto.
10022 (ASM_DECLARE_FUNCTION_SIZE): Ditto.
10023 (ASM_GENERATE_INTERNAL_LABEL): Ditto.
10024 (ASM_OUTPUT_SKIP): Ditto.
10025 (READONLY_DATA_SECTION_ASM_OP): Remove.
10026 (USER_LABEL_PREFIX): Remove.
10027 (ASM_OUTPUT_ASCII): Remove.
10028 (ASM_OUTPUT_CASE_LABEL): Remove.
10029 (NO_DOLLAR_IN_LABEL): Undefine.
10031 2012-03-22 Richard Guenther <rguenther@suse.de>
10033 PR tree-optimization/52459
10034 * tree-ssa-pre.c (inhibit_phi_insertion): Do not inhibit
10035 PHI insertion for calls.
10037 2012-03-21 Steven Bosscher <steven@gcc.gnu.org>
10039 * cse.c (invalidate_from_sets_and_clobbers, try_back_substitute_reg,
10040 find_sets_in_insn, canonicalize_insn): Split out from ...
10041 (cse_insn): ... here.
10042 (invalidate_from_clobbers): Take an insn instead of the pattern.
10044 2012-03-21 Oleg Endo <olegendo@gcc.gnu.org>
10047 * config/sh/sh-protos.h (sh_fsca_df2int): Remove.
10048 * config/sh/sh.c (sh_fsca_df2int_rtx, sh_fsca_df2int): Remove.
10049 * config/sh/sh.md (sindf2, cosdf2): Remove.
10051 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
10054 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
10055 prologue for unwinder and profiler.
10057 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
10059 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
10060 Introduce emul_name to select the right linker emulation for
10061 powerpc64-*-freebsd*.
10062 * configure: Regenerate.
10063 * config.gcc: Add bits to support powerpc64-*-freebsd*.
10064 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
10065 * config/rs6000/freebsd64.h: New file.
10066 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
10068 (rs6000_savres_strategy): Likewise.
10069 (rs6000_savres_routine_name): Likewise.
10070 (rs6000_elf_file_end): Likewise.
10071 * config/rs6000/t-freebsd64: New file.
10072 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
10073 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
10075 * config/rs6000/freebsd64.h: Remove duplicated entries from last
10077 * config/rs6000/t-freebsd64: Likewise.
10079 2012-03-21 Georg-Johann Lay <avr@gjlay.de>
10081 PR rtl-optimization/52543
10083 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
10084 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
10085 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
10086 (avr_load_libgcc_p): Restrict to __flash loads.
10087 (avr_out_lpm): Only handle 1-byte loads from __flash.
10088 (avr_load_lpm): New function.
10089 (avr_find_unused_d_reg): Remove.
10090 (avr_out_lpm_no_lpmx): Remove.
10091 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
10092 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
10093 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
10094 (load_<mode>, load_<mode>_clobber): New insns.
10095 (mov<mode>): For multi-byte move from non-generic
10096 16-bit address spaces: Expand to load_<mode> resp.
10097 load_<mode>_clobber.
10098 (load<mode>_libgcc): Remove expander.
10099 (split-lpmx): Remove split.
10101 2012-03-21 Richard Earnshaw <rearnsha@arm.com>
10103 * neon.md (neon_vget_lanev2di): Use gen_lowpart and gen_highpart.
10104 * config/arm/neon.ml (Fixed_return_reg): Renamed to fixed_vector_reg.
10105 All callers changed.
10106 (Fixed_core_reg): New feature.
10107 (Vget_lane [sizes S64 and U64]): Add Fixed_core_reg. Allow fmrrd in
10109 * neon-testgen.ml: Handle Fixed_core_reg.
10111 2012-03-21 Andrew Stubbs <ams@codesourcery.com>
10113 * config/arm/arm.c (thumb2_reorg): Add complete support
10114 for 16-bit instructions.
10115 * config/arm/thumb2.md: Delete obsolete flag-clobbering peepholes.
10117 2012-03-21 Richard Guenther <rguenther@suse.de>
10119 PR tree-optimizer/52636
10120 * tree-vect-slp.c (vect_get_constant_vectors): Convert constants
10121 to the appropriate type.
10123 2012-03-21 Richard Guenther <rguenther@suse.de>
10125 * Makefile.in (cfgexpand.o): Add $(REGS_H) and $(INTEGRATE_H)
10127 * cfgexpand.c (gimple_expand_cfg): Fold in pass_init_function,
10128 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
10129 * passes.c (init_optimization_passes): Remove pass_init_function,
10130 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
10131 * tree-pass.h (pass_init_function): Remove.
10132 (pass_jump): Remove.
10133 (pass_initial_value_sets): Remove.
10134 (pass_unshare_all_rtl): Remove.
10135 * integrate.c (pass_initial_value_sets): Remove.
10136 * emit-rtl.c (pass_unshare_all_rtl): Remove.
10137 * tree.h (init_function_for_compilation): Remove.
10138 * function.c (init_function_for_compilation): Remove.
10139 (pass_init_function): Remove.
10140 * cfgcleanup.c (rest_of_handle_jump): Remove.
10141 (pass_jump): Remove.
10143 2012-03-20 Jason Merrill <jason@redhat.com>
10145 * tree-streamer-in.c (streamer_alloc_tree): Call
10146 ggc_alloc_zone_cleared_tree_node instead of
10147 ggc_alloc_zone_cleared_tree_node_stat.
10149 2012-03-20 Jonathan Wakely <jwakely.gcc@gmail.com>
10151 * doc/extend.texi (Template Instantiation): Remove anachronisms.
10153 2012-03-20 Jakub Jelinek <jakub@redhat.com>
10156 * config/i386/i386.c (expand_vec_perm_vperm2f128): New function.
10157 (ix86_expand_vec_perm_const_1): Call it.
10159 * config/i386/i386.c (vselect_insn): New variable.
10160 (init_vselect_insn): New function.
10161 (expand_vselect, expand_vselect_insn): Add testing_p argument.
10162 Call init_vselect_insn if vselect_insn is NULL. Adjust
10163 PATTERN (vselect_insn), instead of creating a new insn each time,
10164 only emit a copy of it if not testing and recog has been successful.
10165 (expand_vec_perm_pshufb, expand_vec_perm_1,
10166 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_broadcast_1): Adjust
10170 * config/i386/i386.md ("isa" attribute): Add avx2 and noavx2.
10171 ("enabled" attribute): Handle avx2 and noavx2 isas.
10172 * config/i386/sse.md (avx2_vec_dupv8sf_1, avx2_pbroadcast<mode>_1):
10174 (vec_dup<mode>): Add avx2 =x,x alternative.
10175 (vec_dup<mode> splitter): Don't split if TARGET_AVX2.
10176 (*avx_vperm_broadcast_<mode>): Don't split V4DFmode if TARGET_AVX2.
10177 For TARGET_AVX2, V8SFmode and elt == 0 split into vbroadcastss.
10178 * config/i386/i386.c (expand_vec_perm_pshufb): Emit also vpermps
10180 (expand_vec_perm_1): For broadcasts, use avx2_pbroadcast<mode>_1
10181 if possible, handle also V8SFmode.
10183 2012-03-20 Richard Earnshaw <rearnsha@arm.com>
10185 * arm/predicates.md (zero_operand, reg_or_zero_operand): New predicates.
10186 * arm/neon.md (neon_vceq<mode>, neon_vcge<mode>): Use
10187 reg_or_zero_operand predicate.
10188 (neon_vcle<mode>, neon_vclt<mode>): Use zero_operand predicate.
10190 2012-03-20 Jakub Jelinek <jakub@redhat.com>
10192 * config/i386/i386.c (ix86_decompose_address) <case ZERO_EXTEND>:
10193 If operand isn't UNSPEC, return 0.
10195 2012-03-20 Richard Guenther <rguenther@suse.de>
10197 * tree-pass.h (pass_rtl_eh): Remove.
10198 * except.c (gate_handle_eh): Likewise.
10199 (rest_of_handle_eh): Likewise.
10200 (pass_rtl_eh): Likewise.
10201 (finish_eh_generation): Export.
10202 * except.h (finish_eh_generation): Declare.
10203 * passes.c (init_optimization_passes): Remove pass_rtl_eh.
10204 * cfgexpand.c (gimple_expand_cfg): Call finish_eh_generation
10205 after expanding stack alignment. Instead of compacting blocks
10208 2012-03-20 Richard Guenther <rguenther@suse.de>
10210 * stor-layout.c (finish_bitfield_representative): Fallback
10211 to conservative maximum size if the padding up to the next
10212 field cannot be computed as a constant.
10213 (finish_bitfield_layout): If we cannot compute the distance
10214 between the start of the bitfield representative and the
10215 bitfield member start a new representative.
10216 * expr.c (get_bit_range): The distance between the start of
10217 the bitfield representative and the bitfield member is zero
10218 if the field offsets are not constants.
10220 2012-03-20 Tristan Gingold <gingold@adacore.com>
10222 * tree.h (enum size_type_kind): Add stk_ prefix to constants,
10223 convert in lowercase.
10224 (sizetype_tab, sizetype, bitsizetype, ssizetype, sbitsizetype)
10225 (size_int, ssize_int, bitsize_int, sbitsize_int): Adjust.
10226 * stor-layout.c (sizetype_tab): Adjust.
10227 (initialize_sizetypes): Use SIZETYPE instead of SIZE_TYPE.
10228 * tree-streamer.c (preload_common_nodes): Use stk_type_kind_last
10229 instead of type_kind_last.
10230 * tree-scalar-evolution.c (interpret_rhs_expr): Use size_int
10231 instead of size_int_kind.
10232 * doc/tm.texi.in (Type Layout): Document SIZETYPE.
10233 * doc/tm.texi: Regenerate.
10234 * defaults.h (SIZETYPE): Provide a default value.
10235 * config/vms/vms.h (SIZE_TYPE): Define as "unsigned int".
10236 (SIZETYPE): Define.
10238 2012-03-20 Oleg Endo <olegendo@gcc.gnu.org>
10240 * config/sh/sh.md: Use braced string notation where applicable.
10242 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
10244 * config/i386/i386.md (allocate_stack): Simplify.
10246 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
10248 * builtins.c (expand_builtin_cexpi): Use copy_addr_to_reg instead of
10249 copy_to_mode_reg (Pmode, ...).
10250 (expand_builtin_frame_address): Ditto.
10251 * expr.c (emit_block_move_via_libcall): Ditto.
10252 (set_storage_via_libcall): Ditto.
10254 * config/i386/i386.c (ix86_expand_movmem): Ditto.
10255 (ix86_expand_setmem): Ditto.
10256 (ix86_trampoline_init): DItto.
10257 * config/i386/i386.md (cmpstrnsi): Ditto.
10259 2012-03-19 Sandra Loosemore <sandra@codesourcery.com>
10261 * config/sh/sh.opt (madjust-unroll): Mark as ignored/obsolete.
10262 * config/sh/sh.h (TARGET_OPT_DEFAULT): Don't use MASK_ADJUST_UNROLL.
10263 * doc/invoke.texi (Option Summary): Remove -madjust-unroll.
10264 (SH Options): Likewise.
10266 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
10268 * config/i386/i386.c (get_thread_pointer): Add tp_mode argument.
10269 Generate ZERO_EXTEND in place if GET_MODE (tp) != tp_mode.
10270 (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>: Always generate
10271 DImode UNSPEC_GOTNTPOFF references on TARGET_64BIT.
10272 (ix86_decompose_address): Allow zero extended UNSPEC_TP references.
10275 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10277 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
10278 * config/i386/i386.c (ix86_decompose_address): Use
10279 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
10280 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
10281 thread pointer to a register.
10284 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
10286 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
10287 if Pmode != word_mode.
10288 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
10289 Pmode == SImode for TARGET_X32.
10291 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
10292 (tls_initial_exec_x32): Likewise.
10294 2012-03-19 Oleg Endo <olegendo@gcc.gnu.org>
10297 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12, DISP_ADDR_P,
10298 DISP_ADDR_OFFSET): New macros.
10299 * config/sh/sh.c (sh_address_cost): Add SH2A special case.
10300 (sh_legitimate_index_p): Allow QImode displacements for non-SH2A.
10301 (sh_legitimize_address): Add QImode displacement handling.
10302 (sh_cannot_change_mode_class): Disallow GENERAL_REGS for SFmode
10304 (sh_secondary_reload): Add QImode displacement handling.
10305 * config/sh/predicates.md (movsrc_no_disp_mem_operand): New predicate.
10306 * config/sh/constraints.md (K04, Snd, Sdd): New constraints.
10307 * config/sh/sh.md (extendqisi2): Remove constraints from expander.
10308 (*extendqisi2_compact): Rename to *extendqisi2_compact_reg, restrict
10309 to register operands only.
10310 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_snd): New insns.
10311 (extendqihi2): Change insn to expander.
10312 (*extendqihi2_compact_reg): New insn.
10313 (movqi_i, movqi): Replace with ...
10314 (movqi, *movqi_reg_reg, *movqi_store_mem_disp12,
10315 *movqi_load_mem_disp, *movqi_load_mem_disp): ... these.
10316 Add new peepholes for QImode displacement addressing.
10318 2012-03-19 Paolo Carlini <paolo.carlini@oracle.com>
10321 * doc/invoke.texi: Document -Wuseless-cast.
10323 2012-03-19 Eric Botcazou <ebotcazou@adacore.com>
10325 * tree.def (REALPART_EXPR, IMAGPART_EXPR, VIEW_CONVERT_EXPR): Move.
10326 * tree.h (handled_component_p): Reorder cases.
10327 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref): Do
10328 not initialize unsignedp.
10329 (loc_list_from_tree): Likewise.
10330 (fortran_common): Likewise.
10331 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
10333 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
10335 * config/i386/i386.c (ix86_expand_prologue) <CM_LARGE_PIC>: Use Pmode
10336 mode consistently. Use ix86_gen_add3. Assert that Pmode == DImode.
10337 (ix86_expand_split_stack_prologue): Use ix86_gen_add3.
10338 (ix86_split_long_move): Ditto.
10339 (legitimize_tls_address): Use ix86_gen_sub3.
10340 (construct_plt_address): Assert that Pmode == DImode.
10342 2012-03-18 Uros Bizjak <ubizjak@gmail.com>
10344 * config/i386/i386.md: Remove empty predicates and/or constraints.
10345 * config/i386/sync.md: Ditto.
10346 * config/i386/sse.md: Ditto.
10347 * config/i386/mmx.md: Ditto.
10348 * config/i386/pentium.md: Ditto.
10349 * config/i386/athlon.md: Ditto.
10351 2012-03-16 Richard Guenther <rguenther@suse.de>
10353 PR tree-optimization/52603
10354 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Clarify
10358 2012-03-14 Richard Guenther <rguenther@suse.de>
10360 PR tree-optimization/52571
10361 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
10362 flag_section_anchors check ...
10363 (vect_can_force_dr_alignment_p): ... here.
10365 2012-03-16 Martin Jambor <mjambor@suse.cz>
10367 * expr.c (expand_expr_real_1): Handle misaligned scalar reads from
10368 memory through MEM_REFs by calling extract_bit_field.
10370 2012-03-16 Richard Guenther <rguenther@suse.de>
10372 * fold-const.c (native_interpret_expr): Also support POINTER_TYPE
10373 and REFERENCE_TYPE interpretations.
10374 (can_native_interpret_type_p): New function.
10375 (fold_ternary_loc): Use native encode/interpret to fold
10376 BIT_FIELD_REFs of constants.
10378 2012-03-16 Richard Guenther <rguenther@suse.de>
10380 PR middle-end/52584
10381 * fold-const.c (fold_ternary_loc): Fold vector typed BIT_FIELD_REFs
10382 of vector constants and constructors.
10384 2012-03-16 Richard Guenther <rguenther@suse.de>
10386 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
10387 VIEW_CONVERT_EXPR to convert constants.
10388 (vect_is_simple_use): Treat all constants as vec_constant_def.
10390 2012-03-16 Richard Guenther <rguenther@suse.de>
10391 Kai Tietz <ktietz@redhat.com>
10393 PR middle-end/48814
10394 * gimplify.c (gimplify_self_mod_expr): Evaluate postfix
10395 side-effects completely in the pre-queue and use a temporary
10398 2012-03-16 Richard Guenther <rguenther@suse.de>
10400 * stor-layout.c (finish_bitfield_representative): Fall back
10401 to the conservative maximum size if we cannot compute the
10402 size of the tail padding.
10404 2012-03-16 Tristan Gingold <gingold@adacore.com>
10406 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
10407 __CRTL_VER and __VMS_VER.
10408 * config/vms/vms-protos.h: Declare vms_c_get_crtl_ver
10409 and vms_c_get_vms_ver.
10410 * config/vms/vms-c.c (vms_c_get_crtl_ver, vms_c_get_vms_ver): New
10412 * config/alpha/vms.h (VMS_DEFAULT_CRTL_VER)
10413 (VMS_DEFAULT_VMS_VER): Define.
10414 * config/ia64/vms.h (VMS_DEFAULT_CRTL_VER)
10415 (VMS_DEFAULT_VMS_VER): Define.
10417 2012-03-16 Richard Guenther <rguenther@suse.de>
10419 * tree-vect-loop.c (get_initial_def_for_induction): Use
10420 build_constructor directly.
10421 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
10422 build_vector_from_val.
10423 * tree.c (build_vector_from_val): Avoid creating a constructor
10424 first when we want a constant vector.
10426 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10428 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
10430 2012-03-16 Richard Guenther <rguenther@suse.de>
10432 * tree.h (TREE_VECTOR_CST_ELTS): Remove.
10433 (VECTOR_CST_NELTS, VECTOR_CST_ELTS, VECTOR_CST_ELT): New defines.
10434 (struct tree_vector): Remove elements member, add variable size
10436 (build_vector_stat): Declare.
10437 (build_vector): Define in terms of build_vector_stat.
10438 * tree.c (build_vector): Rename to ...
10439 (build_vector_stat): ... this. Take array of trees as parameter.
10440 (build_vector_from_ctor): Adjust.
10441 (integer_zerop, integer_onep, integer_all_onesp, iterative_hash_expr,
10442 initializer_zerop): Adjust.
10443 * cfgexpand.c (expand_debug_expr): Likewise.
10444 * expr.c (categorize_ctor_elements_1, expand_expr_real_1,
10445 const_vector_from_tree): Likewise.
10446 * fold-const.c (const_binop, operand_equal_p, native_encode_vector,
10447 native_interpret_vector, fold_unary_loc, vec_cst_ctor_to_array,
10448 fold_vec_perm, fold_binary_loc, fold_ternary_loc): Likewise.
10449 * tree-streamer-in.c (streamer_alloc_tree): Handle TS_VECTOR.
10450 (lto_input_ts_vector_tree_pointers): Adjust.
10451 * tree-streamer-out.c (streamer_write_tree_header): Handle TS_VECTOR.
10452 (write_ts_vector_tree_pointers): Adjust.
10453 * varasm.c (const_hash_1, compare_constant, copy_constant,
10454 output_constant): Adjust.
10455 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Adjust.
10456 * print-tree.c (print_node): Adjust.
10457 * tree-pretty-print.c (dump_generic_node): Adjust.
10458 * tree-vect-generic.c (uniform_vector_p, vector_element,
10459 lower_vec_perm): Adjust.
10460 * tree-vect-loop.c (get_initial_def_for_reduction): Adjust.
10461 * tree-vect-slp.c (vect_get_constant_vectors,
10462 vect_transform_slp_perm_load): Adjust.
10463 * tree-vect-stmts.c (vect_gen_perm_mask): Adjust.
10464 * expmed.c (make_tree): Adjust.
10465 * config/i386/i386.c (ix86_expand_builtin): Adjust.
10466 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Adjust interface
10467 and implementation.
10468 (sparc_fold_builtin): Adjust.
10470 2012-03-16 Tristan Gingold <gingold@adacore.com>
10472 * config.gcc (*-*-*vms*): Define use_gcc_stdint and tm_file.
10473 * config/vms/vms-stdint.h: New file.
10475 2012-03-16 Tristan Gingold <gingold@adacore.com>
10477 * config.host (alpha64-dec-*vms*, alpha*-dec-*vms*)
10478 (ia64-hp-*vms*): Replaced by ...
10479 (*-*-*vms*): ... This new entry.
10481 2012-03-15 Jakub Jelinek <jakub@redhat.com>
10484 * config/i386/i386.c (expand_vec_perm_vperm2f128_vblend): New function.
10485 (ix86_expand_vec_perm_const_1): Use it.
10488 * config/i386/sse.md (UNSPEC_VPERMDF): Remove.
10489 (avx2_permv4df): Remove.
10490 (avx2_permv4di): Macroize into...
10491 (avx2_perm<mode>): ... this using VI8F_256 iterator.
10492 (avx2_permv4di_1): Macroize into...
10493 (avx2_perm<mode>_1): ... this using VI8F_256 iterator.
10495 2012-03-15 Ulrich Weigand <ulrich.weigand@linaro.org>
10497 * combine.c (apply_distributive_law): Do not distribute SUBREG.
10499 2012-03-15 Ira Rosen <irar@il.ibm.com>
10500 Ulrich Weigand <ulrich.weigand@linaro.org>
10502 * tree-vect-patterns.c (widened_name_p): Rename to ...
10503 (type_conversion_p): ... this. Add new argument to determine
10504 if it's a promotion or demotion operation. Check for
10505 CONVERT_EXPR_CODE_P instead of NOP_EXPR.
10506 (vect_recog_dot_prod_pattern): Call type_conversion_p instead
10508 (vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern,
10509 vect_operation_fits_smaller_type, vect_recog_widen_shift_pattern):
10511 (vect_recog_mixed_size_cond_pattern): Likewise and allow
10512 non-constant then and else clauses.
10514 2012-03-15 Ira Rosen <irar@il.ibm.com>
10515 Ulrich Weigand <ulrich.weigand@linaro.org>
10517 * tree-vectorizer.h (vect_pattern_recog): Add new argument.
10518 * tree-vect-loop.c (vect_analyze_loop_2): Update call to
10519 vect_pattern_recog.
10520 * tree-vect-patterns.c (widened_name_p): Pass basic block
10521 info to vect_is_simple_use.
10522 (vect_recog_dot_prod_pattern): Fail for basic blocks.
10523 (vect_recog_widen_sum_pattern): Likewise.
10524 (vect_handle_widen_op_by_const): Support basic blocks.
10525 (vect_operation_fits_smaller_type,
10526 vect_recog_over_widening_pattern): Likewise.
10527 (vect_recog_vector_vector_shift_pattern): Support basic blocks.
10528 Update call to vect_is_simple_use.
10529 (vect_recog_mixed_size_cond_pattern): Support basic blocks.
10531 (check_bool_pattern): Add an argument, update call to
10532 vect_is_simple_use and the recursive calls.
10533 (vect_recog_bool_pattern): Update relevant function calls.
10535 (vect_mark_pattern_stmts): Update calls to new_stmt_vec_info.
10536 (vect_pattern_recog_1): Check for reduction only in loops.
10537 (vect_pattern_recog): Add new argument. Support basic blocks.
10538 * tree-vect-stmts.c (vectorizable_conversion): Pass basic block
10539 info to vect_is_simple_use_1.
10540 * tree-vect-slp.c (vect_get_and_check_slp_defs): Support basic blocks.
10541 (vect_slp_analyze_bb_1): Call vect_pattern_recog.
10543 2012-03-15 Jakub Jelinek <jakub@redhat.com>
10544 Andrew Pinski <apinski@cavium.com>
10546 PR middle-end/52592
10547 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
10548 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
10549 calls instead of __builtin_ir{int,ound}*.
10551 2012-03-15 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10553 * doc/sourcebuild.texi (cleanup-modules, keep-modules): Update
10556 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
10558 * config.gcc (target_type_format_char): New. Document it. Set it for
10560 * configure.ac (gnu_unique_option): Use target_type_format_char
10561 in test. Comment rationale.
10562 * configure: Regenerate .
10564 2012-03-15 Jakub Jelinek <jakub@redhat.com>
10566 PR tree-optimization/52267
10567 * tree-vrp.c (masked_increment): New function.
10568 (register_edge_assert_for_2): Derive ASSERT_EXPRs
10569 from (X & CST1) cmp CST2 tests.
10571 2012-03-15 Richard Guenther <rguenther@suse.de>
10573 PR middle-end/52580
10574 * tree-data-ref.c (subscript_dependence_tester_1): Check
10575 all dimensions for non-conflicting access functions.
10577 2012-03-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
10580 * doc/invoke.texi [C++ Language Options]: Document
10581 -ftemplate-backtrace-limit.
10583 2012-03-15 Tristan Gingold <gingold@adacore.com>
10585 * c-parser.c (c_parser_parameter_declaration): Handle #pragma
10586 before a parameter.
10588 2012-03-15 Tristan Gingold <gingold@adacore.com>
10590 * dwarf2out.c (gen_subprogram_die): Require dwarf unwinding to
10591 use DW_OP_call_frame_cfa.
10593 2012-03-14 H.J. Lu <hongjiu.lu@intel.com>
10596 * config/i386/i386-opts.h (pmode): New.
10598 * config/i386/i386.c (ix86_option_override_internal): Properly
10599 check and set ix86_pmode.
10601 * config/i386/i386.h (Pmode): Check ix86_pmode instead of TARGET_64BIT.
10603 * config/i386/i386.opt (maddress-mode=): New.
10605 * doc/invoke.texi: Document -maddress-mode=short|long for x86.
10607 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10609 * dwarf2cfi.c (def_cfa_0): Remove MIPS_DEBUGGING_INFO handling.
10610 (dwarf2out_do_cfi_asm): Likewise.
10611 * dwarf2out.c (output_call_frame_info): Remove MIPS_DEBUGGING_INFO
10613 (add_data_member_location_attribute): Likewise.
10614 (gen_array_type_die): Likewise.
10615 (gen_subprogram_die): Likewise.
10616 (gen_producer_string): Likewise.
10617 * sdbout.c (sdbout_begin_prologue): Declare unconditionally.
10618 Remove MIPS_DEBUGGING_INFO handling.
10619 (sdb_debug_hooks): Likewise.
10620 (sdbout_begin_block): Likewise.
10621 (sdbout_end_block): Likewise.
10622 (sdbout_begin_prologue): Likewise.
10623 (sdbout_start_source_file): Likewise.
10624 (sdbout_end_source_file): Likewise.
10625 (sdbout_init): Likewise.
10626 * system.h (MIPS_DEBUGGING_INFO): Poison.
10628 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10630 * config/alpha/alpha.c [HAVE_STAMP_H]: Remove.
10631 (alpha_file_start) [MS_STAMP]: Remove.
10633 * config/alpha/elf.h (TARGET_GAS): Remove.
10634 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove.
10635 * config/alpha/linux.h (TARGET_DEFAULT): Remove.
10636 * config/alpha/netbsd.h (TARGET_DEFAULT): Remove.
10637 * config/alpha/vms.h (TARGET_DEFAULT): Remove.
10638 * config.gcc (alpha*-*-linux*): Remove target_cpu_default.
10639 (alpha*-*-freebsd*): Likewise.
10640 (alpha*-*-netbsd*): Likewise.
10641 (alpha*-*-openbsd*): Likewise.
10642 (alpha*-*-*): Remove target_cpu_default2.
10643 * config/alpha/alpha.c (alpha_output_filename): Remove !TARGET_GAS
10645 * config/alpha/alpha.h (TARGET_AS_CAN_SUBTRACT_LABELS): Remove.
10646 (TARGET_AS_SLASH_BEFORE_SUFFIX): Remove.
10647 * config/alpha/alpha.c (print_operand): Always assume
10648 TARGET_AS_SLASH_BEFORE_SUFFIX.
10649 * config/alpha/alpha.md ("*builtin_setjmp_receiver_er_sl_1"):
10650 Remove TARGET_AS_CAN_SUBTRACT_LABELS.
10651 ("*builtin_setjmp_receiver_er_1"): Remove.
10652 * config/alpha/alpha.opt (malpha-as): Remove.
10654 * doc/invoke.texi (Option Summary, DEC Alpha Options): Remove
10656 Remove DEC Unix reference.
10658 * config/alpha/alpha.h (OBJECT_FORMAT_COFF): Remove.
10659 (EXTENDED_COFF): Remove.
10660 * config/alpha/elf.h (OBJECT_FORMAT_COFF): Don't undef.
10661 (EXTENDED_COFF): Don't undef.
10662 * config/alpha/alpha.c (alpha_file_start): Always assume
10664 Don't set targetm.asm_file_start_file_directive.
10665 [!OBJECT_FORMAT_ELF]: Remove.
10666 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
10668 * config/alpha/alpha.h (SDB_DEBUGGING_INFO): Remove.
10669 (DBX_DEBUGGING_INFO): Remove.
10670 (MIPS_DEBUGGING_INFO): Remove.
10671 (PREFERRED_DEBUGGING_TYPE): Remove.
10672 (DBX_OUTPUT_SOURCE_LINE): Remove.
10673 (SDB_OUTPUT_SOURCE_LINE): Remove.
10674 (DBX_CONTIN_LENGTH): Remove.
10675 (NO_DBX_FUNCTION_END): Remove.
10676 (ASM_STABS_OP): Remove.
10677 (ASM_STABN_OP): Remove.
10678 (ASM_STABD_OP): Remove.
10679 (SDB_ALLOW_FORWARD_REFERENCES): Remove.
10680 (SDB_ALLOW_UNKNOWN_REFERENCES): Remove.
10681 (PUT_SDB_DEF): Remove.
10682 (PUT_SDB_PLAIN_DEF): Remove.
10683 (PUT_SDB_TYPE): Remove.
10684 (sdb_label_count): Remove.
10685 (PUT_SDB_BLOCK_START): Remove.
10686 (PUT_SDB_BLOCK_END): Remove.
10687 (PUT_SDB_FUNCTION_START): Remove.
10688 (PUT_SDB_FUNCTION_END): Remove.
10689 (PUT_SDB_EPILOGUE_END): Remove.
10690 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Don't undef.
10691 (MIPS_DEBUGGING_INFO): Don't undef.
10692 (DBX_DEBUGGING_INFO): Don't undef.
10693 * config/alpha/vms.h (SDB_DEBUGGING_INFO): Don't undef.
10694 (MIPS_DEBUGGING_INFO): Don't undef.
10695 (DBX_DEBUGGING_INFO): Don't undef.
10696 * config/alpha/freebsd.h (DBX_CONTIN_CHAR): Remove.
10697 * config/alpha/alpha.c (alpha_option_override): Remove SDB_DEBUG
10699 (alpha_start_function): Likewise.
10700 (sdb_label_count): Remove.
10701 (alpha_output_filename): Remove DBX_DEBUG handling.
10702 (alpha_file_start): Likewise.
10704 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10706 * config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
10707 (*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
10708 (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
10710 * configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
10711 (ld_tls_support): Remove Solaris 8 references.
10712 (lwp_dir, lwp_spec): Remove support for alternate thread library.
10713 * acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.* tests.
10714 * configure: Regenerate.
10715 * config.in: Regenerate.
10717 * config/sol2.h (LINK_SPEC): Remove LIB_THREAD_LDFLAGS_SPEC.
10718 * config/i386/sol2.h: Remove Solaris 8 references.
10720 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Rename to ...
10721 (i?86-*-solaris2.9): ... this.
10722 Remove Solaris 8 references.
10723 (Specific, *-*-solaris2*): Document Solaris 8 removal.
10724 Remove Solaris 8 references.
10726 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10728 * config.gcc (enable_obsolete): Remove mips-sgi-irix6.5.
10729 (mips-sgi-irix6.5*): Remove.
10730 * config.host (mips-sgi-irix*): Remove.
10731 * configure.ac (enable_fixed_point): Remove mips*-sgi-irix*.
10732 (set_have_as_tls): Remove *-*-irix6*.
10733 (gcc_cv_ld_static_dynamic): Remove mips-sgi-irix6*.
10734 * configure: Regenerate.
10736 * config/mips/iris6.h: Remove.
10737 * config/mips/iris6.opt: Remove.
10738 * config/mips/t-irix6: Remove.
10740 * config/mips/mips.h (TARGET_GPWORD): Remove IRIX 6 N64 handling.
10741 (TARGET_IRIX6): Remove.
10742 (TARGET_CPU_CPP_BUILTINS): Remove IRIX 6 handling.
10743 Don't define LANGUAGE_C, _LANGUAGE_C for Objective-C.
10744 * config/mips/mips.c (mips_build_builtin_va_list): Remove IRIX 6
10746 (mips_file_start): Likewise.
10747 * config/mips/mips-protos.h (irix_asm_output_align): Remove.
10749 * config/mips/driver-native.c [__sgi__]: Remove.
10750 (host_detect_local_cpu) [__sgi__]: Remove.
10752 * config/mips/gnu-user.h: Remove iris5.h reference.
10754 * config/mips/mips-modes.def: Remove IRIX 6 reference.
10755 * config/mips/gnu-user64.h (MIPS_TFMODE_FORMAT): Remove.
10756 * config/mips/mips.c (mips_option_override) [MIPS_TFMODE_FORMAT]:
10759 * gcc.c (main): Move asm_debug initialization ...
10760 (asm_debug): ... here.
10762 * ginclude/stddef.h (__STDDEF_H__): Don't define.
10764 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Remove.
10765 * system.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Poison.
10766 * collect2.c [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
10767 (main) [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
10768 [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES] (is_in_args): Remove.
10769 * doc/tm.texi.in (Driver, LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
10771 * doc/tm.texi: Regenerate.
10773 * doc/invoke.texi (Debugging Options, -gdwarf-<version>): Remove
10775 (MIPS Options, -march): Remove IRIX reference.
10776 * doc/install.texi (Binaries, SGI IRIX): Remove.
10777 (Specific, mips-sgi-irix6): Document IRIX 6.5 removal, remove rest
10779 * doc/trouble.texi (Interoperation): Remove -lgl_s handling.
10781 2012-03-14 Martin Jambor <mjambor@suse.cz>
10783 * expr.c (expand_assignment): Use expand_expr with EXPAND_WRITE
10784 when expanding MEM_REFs, MEM_TARGET_REFs and handled_component bases.
10785 (expand_expr_real_1): Do not handle misalignment if modifier is
10788 2012-03-14 Richard Guenther <rguenther@suse.de>
10790 PR middle-end/52584
10791 * tree-vect-generic.c (type_for_widest_vector_mode): Take
10792 element type instead of mode, use build_vector_type_for_mode
10793 instead of the langhook, build a vector of proper signedness.
10794 (expand_vector_operations_1): Adjust.
10796 2012-03-14 Richard Guenther <rguenther@suse.de>
10798 PR middle-end/52582
10799 * gimple-fold.c (canonicalize_constructor_val): Make sure we have
10800 a cgraph node for a FUNCTION_DECL that comes from a constructor.
10801 (gimple_get_virt_method_for_binfo): Likewise.
10803 2012-03-14 Richard Guenther <rguenther@suse.de>
10805 PR tree-optimization/52571
10806 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
10807 flag_section_anchors check ...
10808 (vect_can_force_dr_alignment_p): ... here. Do not re-align
10809 DECL_COMMON variables.
10811 2012-03-14 Richard Guenther <rguenther@suse.de>
10813 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
10814 * stor-layout.c (start_bitfield_representative): New function.
10815 (finish_bitfield_representative): Likewise.
10816 (finish_bitfield_layout): Likewise.
10817 (finish_record_layout): Call finish_bitfield_layout.
10818 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
10819 for QUAL_UNION_TYPE fields.
10820 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
10821 Stream DECL_BIT_FIELD_REPRESENTATIVE.
10822 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
10824 PR middle-end/52080
10825 PR middle-end/52097
10826 PR middle-end/48124
10827 * expr.c (get_bit_range): Unconditionally extract bitrange
10828 from DECL_BIT_FIELD_REPRESENTATIVE.
10829 (expand_assignment): Adjust call to get_bit_range.
10831 2012-03-14 Richard Guenther <rguenther@suse.de>
10833 PR middle-end/52578
10834 * fold-const.c (fold_unary_loc): Fold (T1)(T2)x to (T1)x if
10835 the outermost conversion is a sign-change only.
10836 (fold_binary_loc): Disregard widening and sign-changing
10837 conversions when we determine if two variables are equal
10839 * tree-ssa-forwprop.c (combine_conversions): Fold (T1)(T2)x to
10840 (T1)x if the outermost conversion is a sign-change only.
10842 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
10845 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
10847 * config/i386/predicates.md (constant_call_address_operand): Declare
10848 as special predicate. Update all uses.
10850 2012-03-13 Jakub Jelinek <jakub@redhat.com>
10853 * c-parser.c (c_parser_postfix_expression)
10854 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
10856 * config/i386/smmintrin.h: Avoid /* within a comment.
10857 * config/i386/nmmintrin.h: Likewise.
10859 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10861 * config/i386/i386.md (xbegin): Remove constraint from expander.
10863 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10865 * config/i386/predicates.md (constant_call_address_operand): Declare
10866 as special predicate. Update all uses.
10867 * config/i386/i386.md: Remove mode from constant_call_address_operand
10869 * config/i386/i386.c (ix86_output_call_insn): Call
10870 constant_call_address_operand with VOIDmode.
10872 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10874 * config/i386/i386.c (ix86_decompose_address): Handle subregs of
10875 AND zero extended address correctly.
10877 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10879 * config/i386/predicates.md (tls_symbolic_operand): Declare as
10881 (tls_modbase_operand): Ditto.
10882 * config/i386/i386.md: Remove mode from tls_symbolic_operand and
10883 tls_modbase_operand predicates.
10885 2012-03-13 Martin Jambor <mjambor@suse.cz>
10887 * expr.c (expand_assignment): Handle misaligned scalar writes to
10888 memory through top-level MEM_REFs by calling store_bit_field.
10890 2012-03-13 Richard Guenther <rguenther@suse.de>
10892 PR middle-end/52134
10893 * fold-const.c (fold_binary_loc): Fold (X * Y) & -(1 << CST) to X * Y
10894 if Y is a constant multiple of 1 << CST.
10896 2012-03-13 Georg-Johann Lay <avr@gjlay.de>
10899 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
10900 offset (size) to a value the insns can deal with.
10901 (expand_epilogue): Ditto.
10903 2012-03-13 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
10905 * config/arm/neon.ml (ops): Fixup expected instructions for
10906 unsigned vector compares.
10908 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10910 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
10911 addresses only when %reg is not in word mode.
10913 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10915 * config/microblaze/microblaze.md: Fix typo.
10916 * tree-if-conv.c: Likewise.
10917 * tree-vect-patterns.c: Likewise.
10919 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10921 * config.gcc (extra_passes): Remove.
10922 * configure.ac (extra_passes): Don't substitute.
10923 * configure: Regenerate.
10924 * Makefile.in (EXTRA_PASSES): Remove.
10925 (GCC_PASSES): Remove $(EXTRA_PASSES).
10926 (MOSTLYCLEANFILES): Likewise.
10927 (native): Likewise.
10928 (install-common): Likewise.
10930 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10932 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
10933 * config/i386/i386.c (ix86_decompose_address): Use
10934 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
10935 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
10936 thread pointer to a register.
10938 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
10940 * config/i386/i386.md (*tls_global_dynamic_64_<mode>): Remove :P
10941 on tls_symbolic_operand.
10942 (tls_global_dynamic_64_<mode>): Likewise.
10944 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
10947 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
10948 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
10950 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
10953 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
10954 type from reg_class_t to enum reg_class.
10955 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
10957 2012-03-12 Andrew Pinski <apinski@cavium.com>
10959 * tree-ssa-phiopt.c (single_non_singleton_phi_for_edges): New function.
10960 (tree_ssa_phiopt_worker): Use single_non_singleton_phi_for_edges.
10961 (value_replacement): Likewise.
10962 (empty_block_p): Check also if the PHIs for the block are empty.
10964 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
10967 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
10968 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
10969 r184615 from 2012-02-28.
10971 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
10973 * config/i386/i386.c (ix86_gen_tls_global_dynamic_64): New.
10974 (ix86_gen_tls_local_dynamic_base_64): Likewise.
10975 (ix86_option_override_internal): Set ix86_gen_tls_global_dynamic_64
10976 and ix86_gen_tls_local_dynamic_base_64.
10977 (legitimize_tls_address): Use ix86_gen_tls_global_dynamic_64 and
10978 ix86_gen_tls_local_dynamic_base_64.
10980 * config/i386/i386.md (*tls_global_dynamic_64): Renamed to ...
10981 (*tls_global_dynamic_64_<mode>): This.
10982 (tls_global_dynamic_64): Renamed to ...
10983 (tls_global_dynamic_64_<mode>): This.
10984 (*tls_local_dynamic_base_64): Renamed to ...
10985 (*tls_local_dynamic_base_64_<mode>): This.
10986 (tls_local_dynamic_base_64): Renamed to ...
10987 (tls_local_dynamic_base_64_<mode>): This.
10989 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
10991 * config/i386/i386.c (ix86_option_override_internal): Properly
10992 set ix86_gen_leave and ix86_gen_monitor. Check Pmode == DImode,
10993 instead of TARGET_64BIT, to set ix86_gen_add3, ix86_gen_sub3,
10994 ix86_gen_one_cmpl2, ix86_gen_andsp, ix86_gen_allocate_stack_worker,
10995 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
10997 * config/i386/sse.md (sse3_monitor64): Renamed to ...
10998 (sse3_monitor64_<mode>): This.
11000 2012-03-12 Tristan Gingold <gingold@adacore.com>
11002 * config/ia64/ia64.c (ia64_function_arg_1): Move code around.
11003 (ia64_function_arg_advance): Ditto.
11005 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11007 * config.gcc (mips*-*-openbsd*): Remove.
11008 * config/mips/openbsd.h: Remove.
11009 * config/mips/sdb.h: Remove.
11011 * config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
11012 * config/mips/mips.c (sdb_label_count): Remove.
11013 (mips_debugger_offset): Remove #if 0 code.
11014 (mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
11015 * config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
11017 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11019 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
11020 binutils reference.
11021 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
11022 Update binutils references.
11023 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
11024 Update binutils reference.
11025 Update Sun as/GNU ld caveat.
11026 Document binutils largefile requirement for LTO plugin.
11027 Remove reference to alternate libpthread.
11029 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11031 * config.gcc (alpha*-dec-osf5.1*): Remove.
11032 * config.host (alpha*-dec-osf*): Remove.
11033 * configure.ac (*-*-osf*): Remove.
11034 (alpha*-dec-osf*): Remove.
11035 * configure: Regenerate.
11037 * config/alpha/host-osf.c, config/alpha/osf5.h, config/alpha/osf5.opt,
11038 config/alpha/va_list.h, config/alpha/x-osf: Remove.
11040 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
11041 * config/alpha/alpha.c (struct machine_function): Update comment.
11042 (alpha_start_function): Remove Tru64 UNIX as handling for
11044 * config/alpha/alpha.md ("exception_receiver"): Remove
11045 TARGET_LD_BUGGY_LDGP.
11046 ("*exception_receiver_2"): Likewise.
11047 * except.c (finish_eh_generation): Remove Tru64 reference.
11048 * ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
11049 * system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
11050 * target.def (handle_pragma_extern_prefix): Remove.
11052 * Makefile.in (mips-tfile.o-warn): Remove.
11053 (ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
11054 (mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
11055 * mips-tdump.c, mips-tfile.c: Remove.
11057 * doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
11059 * doc/install.texi (Binaries): Remove Tru64 UNIX reference.
11060 (Specific, alpha*-dec-osf5.1): Note removal.
11061 * doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
11063 * doc/tm.texi: Regenerate.
11064 * doc/trouble.texi (Cross-Compiler Problems): Remove.
11066 2012-03-12 Richard Guenther <rguenther@suse.de>
11068 * config/arm/arm.c (neon_dereference_pointer): Do not call
11069 covert during RTL expansion.
11071 2012-03-12 Tristan Gingold <gingold@adacore.com>
11073 * doc/invoke.texi (VMS Options): Merge Alpha/VMS and IA-64/VMS
11074 Options. Mention -mpointer-size.
11076 2012-03-12 Richard Guenther <rguenther@suse.de>
11078 * config/alpha/alpha.c (alpha_gimplify_va_arg): Use
11079 build_nonstandard_integer_type.
11081 2012-03-12 Richard Guenther <rguenther@suse.de>
11083 * tree.c (signed_or_unsigned_type_for): Use
11084 build_nonstandard_integer_type.
11085 (signed_type_for): Adjust documentation.
11086 (unsigned_type_for): Likewise.
11087 * tree-pretty-print.c (dump_generic_node): Use standard names
11088 for non-standard integer types if available.
11090 2012-03-12 Tristan Gingold <gingold@adacore.com>
11092 * config/vms/vms.opt: Add vms-opts.h header.
11093 (mmalloc64): Use flag_vms_malloc64 flag instead of MALLOC64
11095 (-mvms-return-codes): Document.
11096 (-mpointer-size): New option.
11097 (vms_pointer_size): Add enumeration.
11098 * config/vms/vms-opts.h: New file.
11099 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
11100 __INITIAL_POINTER_SIZE.
11101 (POINTER_SIZE, SIZE_TYPE, PTRDIFF_TYPE): Adjust definition.
11102 (C_COMMON_OVERRIDE_OPTIONS): Define.
11103 (DWARF2_ADDR_SIZE): Define.
11104 * config/vms/vms.c (vms_patch_builtins): Adjust condition.
11105 * config/vms/vms-protos.h (vms_c_common_override_options):
11107 * config/vms/vms-c.c (vms_pragma_pointer_size): Ignore pragma
11108 if -mno-pointer-size.
11109 (vms_c_common_override_options): New function.
11110 * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
11111 * config/alpha/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
11112 (MALLOC_ABI_ALIGNMENT): Use flag_vms_malloc64
11113 and flag_vms_pointer_size.
11114 (MASK_RETURN_ADDR): Set according to flag_vms_pointer_size.
11115 * config.gcc (*-*-*vms*): Define xm_file.
11116 (alpha*-dec-*vms*): Do not define xm_file.
11117 (alpha64-dec-*vms*): Remove.
11118 (ia64-hp-*vms*): Do not define xm_file. Simplify tm_file
11121 2012-03-12 Jakub Jelinek <jakub@redhat.com>
11123 PR tree-optimization/51721
11124 * tree-vrp.c (register_edge_assert_for_2): Add asserts for unsvar
11125 if (int) unsvar cmp CST.
11127 2012-03-12 Richard Guenther <rguenther@suse.de>
11129 * tree-sra.c (create_access_replacement): Only rename the replacement
11130 if we can rewrite it into SSA form. Properly mark register typed
11131 replacements that we cannot rewrite with TREE_ADDRESSABLE.
11132 * tree-cfg.c (verify_expr): Fix BIT_FIELD_REF verification
11133 for aggregate or BLKmode results.
11135 2012-03-12 Jakub Jelinek <jakub@redhat.com>
11137 PR tree-optimization/52533
11138 * tree-vrp.c (register_edge_assert_for_2): Use double_int
11139 type for mask, only handle shifts by non-zero in-range
11140 shift count, for LE_EXPR and GT_EXPR if new_val is
11141 maximum, don't add the assertion.
11143 2012-02-12 Kirill Yukhin <kirill.yukhin@intel.com>
11145 * doc/invoke.texi: Document -mrtm option.
11146 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RTM_SET): New.
11147 (OPTION_MASK_ISA_RTM_UNSET): Ditto.
11148 (ix86_handle_option): Handle OPT_mrtm.
11149 * config.gcc (i[34567]86-*-*): Add rtmintrin.h and
11151 (x86_64-*-*): Ditto.
11152 * i386-builtin-types.def (INT_FTYPE_VOID): New.
11153 * config/i386/i386-c.c (ix86_target_macros_internal): Define
11155 (ix86_target_string): Define -mrtm option.
11157 (ix86_option_override_internal): Extend "corei7-avx" with RTM option.
11159 (ix86_valid_target_attribute_inner_p): Add OPT_mrtm.
11160 (ix86_builtins): Add IX86_BUILTIN_XBEGIN, IX86_BUILTIN_XEND,
11161 IX86_BUILTIN_XTEST.
11162 (bdesc_special_args): Ditto.
11163 (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_XABORT.
11164 (ix86_expand_special_args_builtin): Handle new built-in type.
11165 (ix86_expand_builtin): Handle XABORT instruction.
11166 * config/i386/i386.h (TARGET_RTM): New.
11167 * config/i386/i386.md (UNSPECV_XBEGIN): New.
11168 (UNSPECV_XEND): Ditto.
11169 (UNSPECV_XABORT): Ditto.
11170 (UNSPECV_XTEST): Ditto.
11177 * config/i386/i386.opt (mrtm): New.
11178 * config/i386/immintrin.h: Include rtmintrin.h and xtestintrin.h.
11179 * config/i386/rtmintrin.h: New header.
11180 * config/i386/xtestintrin.h: Ditto.
11182 2012-03-12 Tristan Gingold <gingold@adacore.com>
11184 * ginclude/stddef.h: Adjust previous patch.
11185 Use __VMS__ instead of VMS.
11187 2012-03-12 Uros Bizjak <ubizjak@gmail.com>
11189 * config/i386/i386.md (setcc + movzbl to xor + setcc peephole2):
11190 Also convert sequences with CC setting arithmetic instruction.
11192 2012-03-11 Sandra Loosemore <sandra@codesourcery.com>
11194 * doc/invoke.texi (Option Summary): Move -no-integrated-cpp
11195 from C Language Options to Preprocessor Options.
11196 (C Dialect Options): Move -no-integrated-cpp documentation
11198 (Preprocessor Options): ...to here. Rewrite the description
11199 so it makes more sense, and remove discussion of merging front ends.
11201 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
11203 * config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
11205 (ix86_expand_setmem): Likewise.
11207 2012-03-11 Uros Bizjak <ubizjak@gmail.com>
11209 * config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using
11212 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
11214 * config/i386/i386.c (ix86_trampoline_init): Use movl for 64bit if
11215 ptr_mode == SImode. Replace DImode with Pmode or ptr_mode.
11217 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
11219 * config/i386/i386.c (x86_this_parameter): Replace DImode with Pmode.
11221 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
11223 * config/i386/i386.md (lwp_slwpcb): Check Pmode instead of
11226 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
11227 Uros Bizjak <ubizjak@gmail.com>
11229 * config/i386/predicates.md (call_insn_operand): Allow
11230 constant_call_address_operand in Pmode only.
11231 (sibcall_insn_operand): Ditto.
11232 * config/i386/i386.md (*call): Use W mode iterator instead of P mode.
11233 (*call_vzeroupper): Ditto.
11235 (*sibcall_vzeroupper): Ditto.
11236 (*call_value): Ditto.
11237 (*call_value_vzeroupper): Ditto.
11238 (*sibcall_value): Ditto.
11239 (*sibcall_value_vzeroupper): Ditto.
11240 (*indirect_jump): Ditto.
11241 (*tablejump_1): Ditto.
11242 (indirect_jump): Convert memory address to word mode for TARGET_X32.
11243 (tablejump): Ditto.
11244 * config/i386/i386.c (ix86_expand_call): Convert indirect operands
11247 2012-03-11 Oleg Endo <olegendo@gcc.gnu.org>
11250 * config/sh/sh.md (movnegt): Expand into respective insns immediately.
11251 Use movrt_negc instead of negc pattern for non-SH2A.
11252 (*movnegt): Remove.
11253 (*movrt_negc, *negnegt, *movtt, *movt_qi): New insns and splits.
11255 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
11257 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
11258 if Pmode != word_mode.
11259 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
11260 Pmode == SImode for TARGET_X32.
11262 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
11263 (tls_initial_exec_x32): Likewise.
11265 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
11267 PR rtl-optimization/52528
11268 * combine.c (can_combine_p): Add setting of subst_low_luid
11269 before call to expand_field_assignment().
11271 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
11273 * doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
11274 and related program names.
11276 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
11278 * doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".
11280 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
11283 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
11284 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
11285 to set code to 'q'.
11286 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
11287 (*movdi_internal_rex64): Use %E operand modifier for lea.
11288 (*movsi_internal): Ditto.
11290 (*lea<mode>_2): Ditto.
11291 (*lea_{3,4,5,6}_zext): Ditto.
11292 (*tls_global_dynamic_32_gnu): Ditto.
11293 (*tls_global_dynamic_64): Ditto.
11294 (*tls_dynamic_gnu2_lea_32): Ditto.
11295 (*tls_dynamic_gnu2_lea_64): Ditto.
11296 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
11298 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
11300 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
11301 redefine to be NULL if the current bit-size is different from the
11302 configured bit-size.
11304 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
11305 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
11306 set the default tuning. Add asserts to make sure the cpu and tune
11307 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
11308 test whether the index is set, instead of > 0.
11309 (rs6000_file_start): Do not reset the default cpu if the current
11310 bit-size is different from the configured bit-size.
11312 2012-03-09 Tristan Gingold <gingold@adacore.com>
11314 * config/vms/vms-crtlmap.map: Add comments.
11315 Add entries needed to build Ada RTS.
11317 2012-03-09 Tristan Gingold <gingold@adacore.com>
11319 * ginclude/stddef.h: Do not define __size_t on VMS.
11321 2012-03-09 Tristan Gingold <gingold@adacore.com>
11323 * c-tree.h (c_default_pointer_mode): New variable.
11324 * c-decl.c (c_default_pointer_mode): New variable.
11325 (c_build_pointer_type): New function.
11326 (grokdeclarator): Call c_build_pointer_type instead
11327 of build_pointer_type.
11329 * config/vms/vms-c.c: Include c-tree.h
11330 (saved_pointer_mode): New variable.
11331 (handle_pragma_pointer_size): New function.
11332 (vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
11333 (vms_c_register_pragma): Register __pointer_size and
11334 __required_pointer_size pragmas.
11336 2012-03-09 Tristan Gingold <gingold@adacore.com>
11338 * config/vms/vms-c.c (vms_construct_include_filename): New function.
11339 (vms_c_register_includes): Reference it.
11341 2012-03-09 Andrew Pinski <apinski@cavium.com>
11343 PR middle-end/51988
11344 * tree-ssa-phiopt.c: Include tree-pretty-print.h for
11345 print_generic_expr.
11346 (tree_ssa_phiopt_worker): Go through all the PHIs for
11347 value_replacement instead of just the singleton one.
11348 (value_replacement): Change return type to int. Return 0 instead of
11350 Allow the middle basic block to contain more than just the defining
11352 Handle non empty middle basic blocks.
11353 * Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.
11355 2012-03-09 Jiangning Liu <jiangning.liu@arm.com>
11357 * tree-scalar-evolution (interpret_rhs_expr): generate chrec for
11358 array reference and component reference.
11359 (analyze_scalar_evolution_for_address_of): New.
11361 2012-03-08 Jie Zhang <jzhang918@gmail.com>
11364 * config/bfin/bfin.c (hwloop_optimize): Fix unused variable warnings.
11365 (hwloop_pattern_reg): Fix set but not used warning.
11366 (bfin_reorg_loops): Remove unused parameter.
11367 (bfin_reorg): Update use of bfin_reorg_loops.
11369 2012-03-08 H.J. Lu <hongjiu.lu@intel.com>
11371 * config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
11372 with integer parameters in registers.
11373 (gen_push): Push register in word_mode instead of Pmode.
11374 (ix86_emit_save_regs): Likewise.
11375 (ix86_emit_save_regs_using_mov): Save integer registers in word_mode.
11376 (gen_pop): Pop register in word_mode instead of Pmode.
11377 (ix86_emit_restore_regs_using_pop): Likewise.
11378 (ix86_expand_prologue): Replace Pmode with word_mode for push
11379 immediate. Use ix86_gen_pro_epilogue_adjust_stack. Save and
11380 restore RAX and R10 in word_mode.
11381 (ix86_emit_restore_regs_using_mov): Restore integer registers
11383 (ix86_expand_split_stack_prologue): Save R10_REG and restore in
11385 (ix86_split_to_parts): Use word_mode with PUT_MODE for push.
11386 (ix86_split_long_move): Likewise.
11388 * config/i386/i386.md (W): New.
11389 (*push<mode>2_prologue): Replace :P with :W.
11390 (*pop<mode>1): Likewise.
11391 (*pop<mode>1_epilogue): Likewise.
11392 (push/pop peephole2): Use word_mode scratch registers.
11394 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
11396 * config/i386/predicates.md (indirect_branch_operand): Simplify.
11398 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
11400 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
11401 for constants in [-63,63].
11403 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
11407 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
11409 * config/i386/i386.c (ix86_print_operand_address): Only handle
11410 zero-extended DImode addresses.
11412 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11414 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
11415 * configure: Regenerate.
11417 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
11420 * config/avr/avr.c (avr_mem_clobber): New static function.
11421 (avr_expand_delay_cycles): Add memory clobber operand to
11422 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
11423 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
11424 (enable_interrupt, disable_interrupt): New expander.
11425 (nopv, sleep, wdr): New expanders.
11426 (delay_cycles_1): Add memory clobber.
11427 (delay_cycles_2): Add memory clobber.
11428 (delay_cycles_3): Add memory clobber.
11429 (delay_cycles_4): Add memory clobber.
11430 (cli_sei): New insn from former "enable_interrupt",
11431 "disable_interrupt" with memory clobber.
11432 (*wdt): New insn from former "wdt" with memory clobber.
11433 (*nopv): Similar, but for "nopv".
11434 (*sleep): Similar, but for "sleep".
11436 2012-03-07 Oleg Endo <olegendo@gcc.gnu.org>
11437 Kaz Kojima <kkojima@gcc.gnu.org>
11440 * config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
11441 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
11442 (SUBTARGET_OVERRIDE_OPTIONS): Define.
11444 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
11446 * config/i386/predicates.md (x86_64_zext_general_operand): New.
11447 * config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
11448 predicate to x86_64_zext_general_operand. Accept "Z" constraint.
11450 2012-03-07 Walter Lee <walt@tilera.com>
11452 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
11453 REG_CFA_* notes for the stack pointer.
11454 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
11455 EH_RETURN_STACKADJ_RTX.
11456 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
11457 generate REG_CFA_* notes for the stack pointer.
11458 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
11459 by EH_RETURN_STACKADJ_RTX.
11461 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
11463 * doc/invoke.texi (AVR Built-in Macros): Correct condition for
11464 when __AVR_3_BYTE_PC__ is defined.
11466 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
11468 * config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
11469 (ix86_print_operand): Handle '^'.
11470 * config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
11471 using P mode iterator. Add %^ to asm template to conditionally emit
11473 (*rep_movdi_rex64): Ditto.
11474 (*strsetdi_rex_1): Ditto.
11475 (*rep_stosdi_rex64): Ditto.
11476 (*strmov{si,hi,qi}_1): Add %^ to asm template to
11477 conditionally emit addr32 prefix.
11478 (*rep_mov{si,qi}): Ditto.
11479 (*strset{si,hi,qi}): Ditto.
11480 (*rep_stos{si,qi}): Ditto.
11481 (*cmpstrnqi_nz_1): Ditto.
11482 (*cmpstrnqi_1): Ditto.
11483 (*strlenqi_1): Ditto.
11485 2012-03-07 H.J. Lu <hongjiu.lu@intel.com>
11487 * config/i386/i386.c (function_value_64): Return pointers in
11488 word_mode instead of Pmode.
11489 (ix86_promote_function_mode): Likewise.
11491 2012-03-07 Richard Guenther <rguenther@suse.de>
11493 * coverage.c (get_gcov_type): Use type_for_mode.
11494 (get_gcov_unsigned_t): Likewise.
11495 * expr.c (store_constructor): Use type_for_mode.
11496 (try_casesi): Likewise.
11497 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size): Remove.
11498 (add_standard_iv_candidates): Use standard type trees.
11499 * dojump.c (do_jump): Remove dead code.
11501 2012-03-07 Richard Guenther <rguenther@suse.de>
11503 * c-typeck.c (pointer_diff): Use c_common_type_for_size.
11505 2012-03-07 Richard Guenther <rguenther@suse.de>
11507 * convert.c (strip_float_extensions): Move ...
11508 * tree.c (strip_float_extensions): ... here.
11510 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
11513 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
11515 2012-03-07 Richard Guenther <rguenther@suse.de>
11517 * omp-low.c (extract_omp_for_data): Use signed_type_for.
11518 (expand_omp_for_generic): Likewise.
11519 (expand_omp_for_static_nochunk): Likewise.
11520 (expand_omp_for_static_chunk): Likewise.
11521 * tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
11522 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
11523 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
11524 Use unsigned_type_for.
11525 (vect_create_cond_for_align_checks): Use signed_type_for.
11527 2012-03-07 Andrey Belevantsev <abel@ispras.ru>
11529 PR rtl-optimization/52203
11530 * sel-sched.c (estimate_insn_cost): New parameter pempty. Adjust
11531 all callers to pass NULL except ...
11532 (reset_sched_cycles_in_current_ebb): ... here, save the value
11533 in new variable 'empty'. Increase issue_rate only for
11536 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
11539 * Makefile.in: Let install-gcc-ar depend on installdirs,
11540 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
11541 Don't double canonicalize if cross-compiling.
11543 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
11546 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
11547 to: RAMPZ, RAMPY, RAMPX, RAMPD.
11548 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
11550 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
11553 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
11555 * config/avr/avr.md (xload_8): Adjust insn length.
11557 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
11560 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
11561 if RAMPZ affects reading from RAM.
11563 2012-03-07 Richard Guenther <rguenther@suse.de>
11567 * doc/invoke.texi (Precompiled Headers): Remove sentence that
11568 suggests you can include PCHs from inside another header.
11570 2012-03-07 Richard Sandiford <rdsandiford@googlemail.com>
11572 PR middle-end/52515
11573 * rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.
11575 2012-03-07 Kai Tietz <ktietz@redhat.com>
11577 * doc/invoke.texi (fwritable-relocated-rdata): Document
11578 new Cygwin/MinGW target option.
11579 * config/i386/winnt.c (i386_pe_unique_section): Ignore
11580 reloc if flag -fwritable-relocated-rdata is not set.
11581 (i386_pe_section_type_flags): Likewise.
11582 * config/i386/cygming.opt (fwritable-relocated-rdata):
11583 Add new flag variable flag_writable_rel_rdata.
11585 2012-03-07 Richard Guenther <rguenther@suse.de>
11587 * tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
11588 precision against gimple constraints.
11590 2012-03-06 Richard Sandiford <rdsandiford@googlemail.com>
11592 PR middle-end/52372
11593 * rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
11595 (GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
11596 * emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
11598 (init_emit_regs): Move associated initialization to...
11599 (init_emit_once): ...here.
11601 2012-03-06 Richard Henderson <rth@redhat.com>
11603 * config/m68k/m68k.h (ISA_HAS_TAS): New.
11604 * config/m68k/sync.md (atomic_test_and_set): Use it.
11605 (atomic_test_and_set_1): Likewise.
11607 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
11610 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
11611 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
11612 (vector_ltgt<mode>): Likewise.
11613 (vector_ordered<mode>): Likewise.
11614 (vector_unordered<mode>): Likewise.
11615 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
11617 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
11619 * trans-mem.c: New typedef for tm_region_p.
11620 Define vector types for tm_region_p.
11621 (tm_region_init): Replace region_worklist to a vector called
11624 2012-03-06 Richard Guenther <rguenther@suse.de>
11626 * fold-const.c (build_fold_addr_expr_with_type_loc): Fold
11627 MEM_REF with constant pointer operand.
11629 2012-03-06 Richard Guenther <rguenther@suse.de>
11631 PR middle-end/52493
11632 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
11634 2012-03-06 Tristan Gingold <gingold@adacore.com>
11636 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle octaword.
11637 (external_model_kind): Improve documentation.
11638 (vms_pragma_extern_model): Handle relaxed_redef.
11639 (vms_c_register_pragma): Allow expansion for nomember_alignment.
11641 2012-03-06 Georg-Johann Lay <avr@gjlay.de>
11643 * doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
11644 Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
11645 Some more notes on EIND usage and reorder EIND subsection.
11647 2012-03-06 Tristan Gingold <gingold@adacore.com>
11649 * config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
11650 * config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.
11652 2012-03-06 Tristan Gingold <gingold@adacore.com>
11654 * config/vms/t-vmsnative (version): Define.
11655 * config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.
11657 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
11659 PR rtl-optimization/52250
11660 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
11661 to put note list into. Unconditionally call move_bb_info.
11662 (move_bb_info): Do not assert the blocks being in the same region,
11663 just drop the note list if they are not.
11665 2012-03-06 Oleg Endo <olegendo@gcc.gnu.org>
11668 * config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
11669 and use unified expansion logic.
11670 * config/sh/sh.md (xorsi3_movrt): Rename to movrt. Move
11671 closer to the existing movt insn.
11672 (negc): Rename insn to *negc. Add new expander.
11673 (movnegt): Use xor pattern for T bit negation. Reserve helper
11674 constant for negc pattern.
11675 (*movnegt): New insn and splitter.
11677 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
11679 * c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
11682 2012-03-05 Richard Henderson <rth@redhat.com>
11684 * genemit.c (main): Include "target.h" in insn-emit.c.
11685 * Makefile.in (insn-emit.o): Depend on TARGET_H.
11686 * config/sh/sync.md (atomic_test_and_set): Reference
11687 targetm.atomic_test_and_set_trueval instead of
11688 TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.
11690 2012-03-05 Joern Rennecke <joern.rennecke@embecosm.com>
11692 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
11695 2012-03-05 Steven Bosscher <steven@gcc.gnu.org>
11697 * langhooks.c (add_builtin_type): New function.
11698 * langhooks.h (add_builtin_type): Export it.
11699 * config/mep/mep.c (mep_init_builtins): Use it.
11700 * config/rs6000/rs6000.c (rs6000_init_builtins): Use it.
11702 2012-03-05 Jakub Jelinek <jakub@redhat.com>
11705 * tree.h (BLOCK_SAME_RANGE): Define.
11706 * function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
11707 if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
11708 Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
11709 isn't equal to supercontext fragment's fragment chain.
11710 Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
11712 (blocks_nreverse_all): Likewise.
11713 (reorder_blocks_1): Compute BLOCK_SAME_RANGE bits. Set
11714 BLOCK_SUPERCONTEXT to supercontext fragment instead of
11715 supercontext fragment's fragment origin.
11716 * dwarf2out.c (add_high_low_attributes): If stmt has the same
11717 range as its parent (or parents thereof etc.), use the parent's
11718 DW_AT_ranges value instead of creating a new .debug_ranges range.
11720 2012-03-05 Richard Henderson <rth@redhat.com>
11723 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
11724 * omp-low.c (expand_omp_atomic): Assume anything aligned to
11725 BIGGEST_ALIGNMENT is aligned.
11727 2012-03-05 Richard Henderson <rth@redhat.com>
11729 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
11730 * config/sh/sh.c: ... here.
11732 2012-03-05 Richard Henderson <rth@redhat.com>
11735 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
11736 instead of calling negqi2 directly.
11738 2012-03-05 Aldy Hernandez <aldyh@redhat.com>
11740 PR middle-end/52463
11741 * trans-mem.c (tm_region_init): Use last_basic_block.
11743 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
11745 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
11746 * config/sh/sync.md (atomic_test_and_set): New expander.
11747 (tasb, atomic_test_and_set_soft): New insns.
11748 * config/sh/sh.opt (menable-tas): New option.
11749 * doc/invoke.texi (SH Options): Document it.
11751 2012-03-05 Richard Guenther <rguenther@suse.de>
11753 * cfgloop.c (verify_loop_structure): Verify dominators before
11755 * graphite-clast-to-gimple.c (graphite_verify): Do not verify
11756 dominators from here.
11757 * graphite-scop-detection.c (create_sese_edges): Likewise.
11758 * loop-doloop.c (doloop_optimize_loops): Likewise.
11759 * loop-init.c (loop_optimizer_init): Likewise.
11760 * loop-unroll.c (unroll_and_peel_loops): Likewise.
11761 * loop-unswitch.c (unswitch_loops): Likewise.
11762 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
11763 * tree-parloops.c (parallelize_loops): Likewise. Verify
11764 only when checking is enabled.
11765 * tree-loop-distribution.c (tree_loop_distribution): Likewise.
11767 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
11769 * genautomata.c (parse_automata_opt): New static function.
11770 (initiate_automaton_gen): Remove all option handling code. Remove
11771 argc argument. All callers changed.
11772 (main): Call init_rtx_reader_args_cb with the new function as argument.
11774 2012-03-05 Richard Guenther <rguenther@suse.de>
11776 * cfgexpand.c (gimple_expand_cfg): Free dominator info.
11777 * tree-if-conv.c (combine_blocks): Free post-dominator info
11779 * tree-parloops.c (create_parallel_loop): Free and re-compute
11780 dominator info after breaking it.
11782 2012-03-05 Richard Guenther <rguenther@suse.de>
11784 PR middle-end/52353
11785 * optabs.h (trapv_unoptab_p): New function.
11786 (trapv_binoptab_p): Likewise.
11787 * optabs.c (expand_binop): Use emit_libcall_block_1 with
11788 a proper equiv_may_trap argument.
11789 (expand_unop): Likewise.
11790 (emit_libcall_block_1): Take extra argument whether the
11791 instruction may trap. Renamed from ...
11792 (emit_libcall_block): ... this. New wrapper.
11794 2012-03-05 Jakub Jelinek <jakub@redhat.com>
11796 PR tree-optimization/51721
11797 * tree-vrp.c (register_edge_assert_for_2): If comparing
11798 lhs of right shift by constant with an integer constant,
11799 add ASSERT_EXPRs for the rhs1 of the right shift.
11801 * cfgrtl.c (cfg_layout_merge_blocks): Cleanup.
11803 2012-03-05 Richard Guenther <rguenther@suse.de>
11805 * tree.c (integer_zerop): Handle VECTOR_CSTs.
11806 (integer_onep): Likewise.
11807 (integer_all_onesp): Likewise.
11809 2012-03-05 Georg-Johann Lay <avr@gjlay.de>
11811 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
11813 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
11815 * config/i386/i386.c (pro_epilogue_adjust_stack): Check Pmode
11816 instead of TARGET_64BIT.
11818 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
11820 * config/i386/i386.c (ix86_expand_prologue): Check Pmode to set
11823 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
11825 * config/i386/i386.c (ix86_print_operand_address): Only handle
11826 zero-extended DImode addresses.
11828 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
11830 * config/i386/i386.c (ix86_print_operand) <case '+'>: Declare
11831 taken and cputaken as bool.
11833 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
11835 * config/i386/constraints.md (Ya): New internal constraint.
11836 * config/i386/i386.md (zero_extendsidi2): Remove expansion.
11837 (*zero_extendsidi2_rex64): Add x,x alternative.
11838 (*zero_extendsidi2): Ditto. Add o,0 alternative.
11839 Remove flags reg clobber. Adjust corresponding splits.
11840 (zero_extend<mode>si2): Macroize expander from zero_extendhisi2 and
11841 zero_extendqisi2 expanders using SWI12 mode iterator.
11842 (zero_extend<mode>si2_and): Macroize insn from
11843 zero_extendhisi2_and and zero_extendqisi2_and. Merge corresponding
11845 (*zero_extend<mode>si2): Macroize insn from
11846 *zero_extendhisi2_movzbl and *zero_extendqisi2_movzbl.
11847 (*zero_extend*2_movzbl_and): Remove insn patterns.
11848 (zero_extendqihi2_and): Merge corresponding splitter.
11849 (*zero_extendqihi2): Rename from *zero_extendqihi2_movzbl.
11850 (*zero_extend*2_movzbl_and): Remove insn patterns.
11851 (*anddi_1): Split TYPE_IMOVX instructions.
11852 (*andsi_1): Use Ya for alternative 2. Split TYPE_IMOVX instructions.
11854 (and->zext splitter): Add splitter pattern.
11855 (zero extend with andsi3 splitter): Adjust zero_extend pattern.
11857 2012-03-04 Sandra Loosemore <sandra@codesourcery.com>
11859 * doc/invoke.texi (C++ Dialect Options): Minor copy-edits to
11861 (Debugging Options): Likewise.
11862 (Optimize Options): Likewise.
11863 (i386 and x86-64 Options): Discuss -march before -mtune, consistently
11864 with other architectures. Use official processor names with correct
11865 spelling/capitalization. Fix formatting and grammar issues.
11866 (i386 and x86-64 Windows Options): Similar cleanup here.
11868 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
11870 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
11872 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
11874 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
11875 DBX_REGISTER_NUMBER.
11877 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
11879 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
11880 operand is CONST_INT. Take COSTS_N_INSNS into account.
11881 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value
11884 2012-03-02 Richard Henderson <rth@redhat.com>
11886 * optabs.c (expand_atomic_test_and_set): Honor
11887 atomic_test_and_set_trueval even when atomic_test_and_set
11888 optab is not in use.
11890 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
11894 * config/sh/sh.c (sh_register_move_cost): Increase cost between
11895 GENERAL_REGS and FP_REGS for SImode.
11897 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
11900 * config/sh/sh.md (negdi2): Add TARGET_SH1 condition.
11901 (absdi2): New expander.
11902 (*absdi2, *negabsdi2, negdi_cond): New insns and splits.
11904 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
11906 * config/sh/sync.md (atomic_exchange<mode>): New expander.
11907 (atomic_exchange<mode>_soft): New insn.
11909 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
11911 * config/sh/sync.md: Update copyright notice dates.
11912 (atomic_compare_and_swap<mode>): Use SImode for return value instead
11914 (atomic_compare_and_swap<mode>_soft): Likewise.
11916 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
11919 * config/sh/sh.h (LOOP_ALIGN): Move logic to sh_loop_align.
11920 * config/sh/sh.c: Update copyright notice dates.
11921 (sh_loop_align): Add logic from LOOP_ALIGN. Don't disable loop
11922 alignment for TARGET_HARD_SH4.
11923 (sh_option_override): Reduce default function alignment. Set
11924 loop alignment to 4 bytes when not optimizing for size.
11926 2012-03-02 Maxim Kuvyrkov <maxim@codesourcery.com>
11928 PR middle-end/50335
11929 * doc/invoke.texi (floop-flatten): Remove.
11930 * toplev.c (process_options): Remove references to flag_loop_flatten.
11931 * tree-ssa-loop.c (gate_graphite_transform): Same.
11932 * common.opt (floop-flatten): Obsolete.
11933 * graphite-poly.c (apply_poly_transforms): Remove reference to
11935 * Makefile.in (graphite-flattening.o): Remove.
11936 * graphite-flattening.c: Remove.
11938 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
11940 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
11941 having mode compatible with the mode of previous compare. Substitute
11942 compare mode of previous compare with the mode, compatible
11943 with eliminated and previous compare.
11945 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
11947 * config/rs6000/dfp.md (floatdidd2): New define_insn.
11949 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
11951 * config/i386/i386.c (ix86_cc_modes_compatible): Declare CCZmode
11952 compatible with CCGOCmode and CCGCmode.
11954 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
11956 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
11958 2012-03-02 Ulrich Weigand <ulrich.weigand@linaro.org>
11960 * config/arm/arm.c (arm_sat_operator_match): New function.
11961 * config/arm/arm-protos.h (arm_sat_operator_match): Add prototype.
11962 * config/arm/arm.md ("insn" attribute): Add "sat" value.
11963 ("SAT", "SATrev"): New code iterators.
11964 ("SATlo", "SAThi"): New code iterator attributes.
11965 ("*satsi_<SAT:code>"): New pattern.
11966 ("*satsi_<SAT:code>_shift"): Likewise.
11967 * config/arm/arm-fixed.md ("arm_ssatsihi_shift"): Add "insn"
11968 and "shift" attributes.
11969 ("arm_usatsihi"): Add "insn" attribute.
11970 * config/arm/predicates.md (sat_shift_operator): Allow multiplication
11971 by powers of two. Do not allow shift by 32.
11973 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
11976 * config/i386/i386.c (construct_container): Use gen_reg_or_parallel
11977 to pass the argument in the register of "natural" mode.
11979 2012-03-02 Richard Guenther <rguenther@suse.de>
11981 PR tree-optimization/52406
11982 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
11983 (struct indices): Add unconstrained_base member.
11984 (struct dr_alias): Remove unused vops member.
11985 (DR_UNCONSTRAINED_BASE): New define.
11986 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
11987 add indices to allow their disambiguation. Make DR_BASE_OBJECT
11988 be an artificial access that covers the whole indexed object,
11989 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
11990 plain decl base-objects to their MEM_REF variant.
11991 (dr_may_alias_p): When the base-object of either data reference
11992 has unknown size use only points-to information.
11993 (compute_affine_dependence): Make dumps easier to read and
11995 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
11996 DR_REF when looking for packed references.
11997 (vect_supportable_dr_alignment): Likewise.
11999 2012-03-02 Greta Yorsh <Greta.Yorsh@arm.com>
12001 * config/arm/arm-ldmstm.ml (write_ldm_commutative_peephole):
12002 Improve conditions for peepholes of loads followed by commutative
12004 * config/arm/ldmstm.md: Regenerated.
12006 2012-03-02 Richard Guenther <rguenther@suse.de>
12008 * BASE-VER: Set to 4.8.0.
12010 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
12012 * config.gcc (obsolete): Add all ARM targets using the FPA.
12013 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
12014 * doc/install.texi: Avoid references to obsolete ARM ports.
12016 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
12018 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
12020 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
12021 Joern Rennecke <joern.rennecke@embecosm.com>
12023 * doc/extend.texi: Expand and update information on interrupt
12024 attribute for Epiphany.
12026 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
12028 * config/sh/sh-protos.h: Update copyright notice dates.
12029 * config/sh/sh.h: Likewise.
12030 * config/sh/sh.md: Likewise.
12031 * config/sh/constraints.md: Likewise.
12032 * config/sh/predicates.md: Likewise.
12034 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
12036 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
12037 * config/sh/sh.c (tertiary_reload_operand): Likewise.
12039 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
12041 * config/sh/constraints.md: Fix comment typo.
12043 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12046 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
12047 unsigned HOST_WIDE_INT.
12048 (zvdep_imm64): Likewise.
12049 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
12050 (vdepi_and): Likewise.
12051 Likewise for unamed 64-bit patterns.
12052 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
12054 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
12057 PR rtl-optimization/52417
12058 * cselib.c (cselib_any_perm_equivs): New variable.
12059 (cselib_reset_table): Check that it's not set when not
12060 preserving constants.
12061 (cselib_add_permanent_equiv): Set it.
12062 (cselib_have_permanent_equivalences): New.
12063 (cselib_init, cselib_finish): Reset it.
12064 * cselib.h (cselib_have_permanent_equivalences): Declare.
12065 * alias.c (get_addr): Restore earlier behavior when there
12066 aren't permanent equivalences.
12068 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
12070 * config/mn10300/mn10300-modes.def: Fix copyright notice.
12071 * config/v850/v850-modes.def: Fix copyright notice.
12073 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
12075 * doc/extend.texi (AVR Built-in Functions): Document
12076 __builtin_avr_flash_segment.
12078 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
12079 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
12080 (*split.flash_segment): New insn-and-split.
12081 * config/avr/avr.c (avr_init_builtins): Add local variables:
12082 const_memx_void_node, const_memx_ptr_type_node,
12083 char_ftype_const_memx_ptr.
12085 2012-03-01 Jakub Jelinek <jakub@redhat.com>
12087 PR tree-optimization/52445
12088 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
12089 add ssa_name_ver, offset and size fields and change store field
12091 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
12092 (add_or_mark_expr): Likewise. Only consider previous stores
12093 with the same size and offset.
12094 (nt_init_block): Only look at gimple_assign_single_p stmts,
12095 doesn't look at rhs2.
12097 2012-03-01 Richard Guenther <rguenther@suse.de>
12099 PR middle-end/52443
12100 * tree-cfg.c (verify_gimple_assign_unary): Allow any
12101 conversions from integral types to pointer types.
12103 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
12105 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
12106 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
12107 unintentionally removed in r184616.
12109 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
12111 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
12114 2012-02-29 Jakub Jelinek <jakub@redhat.com>
12115 Uros Bizjak <ubizjak@gmail.com>
12118 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
12119 alternatives, add "e" constraint to the new last alternative
12120 and ! to last 3 alternatives.
12122 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
12124 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
12125 DW_AT_artificial attributes at the end of the processing.
12126 (gen_array_type_die): Likewise.
12127 (gen_enumeration_type_die): Likewise.
12128 (gen_struct_or_union_type_die): Likewise.
12129 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
12132 2012-02-29 Jakub Jelinek <jakub@redhat.com>
12134 PR middle-end/52419
12135 * expr.c (expand_assignment): If doing misaligned store that doesn't
12136 cover all mode bits, perform a RMW cycle.
12138 PR tree-optimization/52429
12139 * tree-parloops.c (separate_decls_in_region_debug): Return early
12140 if var is LABEL_DECL.
12142 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12144 PR tree-optimization/52424
12145 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
12146 calling dom_thread_across_edge.
12148 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
12150 * config/avr/avr.c: Move definition of TARGET macros to end of file.
12152 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
12154 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
12155 * config/avr/avr.c (avr_output_bld): Remove unused function.
12156 (avr_out_sbxx_branch): Use "%T" to print bit position.
12158 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
12160 * config/avr/avr.md: Untabify.
12162 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
12164 * config/avr/avr.md (eqne): New code iterator.
12165 (*dec-and-branchsi): Use it in text peephole's condition.
12166 (*dec-and-branchhi): Ditto.
12167 (*dec-and-branchqi): Ditto.
12169 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
12172 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
12173 the device does not have the skip-bug.
12175 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
12177 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
12178 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
12179 -mpretend-cmove): New.
12181 2012-02-29 Jakub Jelinek <jakub@redhat.com>
12184 * df.h (struct df_d): Adjust comment that hard_regs_live_count
12185 doesn't count DEBUG_INSN refs.
12186 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
12187 for DEBUG_INSN refs.
12189 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12193 2012-02-20 Richard Guenther <rguenther@suse.de>
12194 PR tree-optimization/52298
12195 * tree-vect-stmts.c (vectorizable_load): Properly use
12196 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing outer loops.
12198 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
12200 PR middle-end/51752
12201 * gimple.h (gimple_in_transaction): New.
12202 (gimple_set_in_transaction): New.
12203 (struct gimple_statement_base): Add in_transaction field.
12204 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
12206 (tree_ssa_lim_initialize): Compute transaction bits.
12207 * tree.h (compute_transaction_bits): Protoize.
12208 * trans-mem.c (tm_region_init): Use the heap to store BB
12210 (compute_transaction_bits): New.
12212 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12214 * gcc.c (display_help): Document --help=common and sort entries
12217 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12219 * doc/install.texi: Document check-$LANG specific shortcuts
12221 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
12224 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
12226 * config/arm/arm_neon.h: Regenerate.
12227 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
12228 (neon_vcgeu): New insn.
12229 (neon_vcgtu): Likewise.
12230 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
12231 (ops): Unsigned comparison intrinsics call a different builtin.
12233 2012-02-28 Richard Guenther <rguenther@suse.de>
12236 * config/i386/i386.c (ix86_expand_vector_set): Fix element
12237 ordering for the VEC_CONCAT for two element vectors for
12238 V2SFmode, V2SImode and V2DImode.
12240 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
12243 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
12244 detecting big-endian triplets.
12246 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
12248 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
12249 mode if there is no type information available.
12251 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
12253 PR tree-optimization/53207
12254 * doc/invoke.texi: Document as experimental and relying on graphite.
12256 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
12258 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
12259 of initializer to changes from r184614.
12261 2012-02-28 Richard Guenther <rguenther@suse.de>
12263 PR tree-optimization/52395
12264 * tree-sra.c (build_ref_for_offset): Also look at the base
12265 TYPE_ALIGN when figuring out the alignment of the replacement.
12267 2012-02-28 Richard Guenther <rguenther@suse.de>
12269 PR tree-optimization/52402
12270 * ipa-prop.c (ipa_modify_call_arguments): Properly use
12271 mis-aligned types when creating the accesses at the call site.
12273 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
12275 * config/avr/builtins.def: New file.
12276 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
12277 * config/avr/avr.c (enum avr_builtin_id): Use it.
12278 (avr_init_builtins): Use it. And use avr_bdesc.
12279 (bdesc_1arg): Remove.
12280 (bdesc_2arg): Remove.
12281 (bdesc_3arg): Remove.
12282 (struct avr_builtin_description): Add field n_args.
12283 (avr_bdesc): New static variable using builtins.def.
12284 (avr_expand_builtin): Use it.
12285 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
12286 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
12287 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
12289 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
12292 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
12293 match only one single hard register with respective hard reg rtx.
12294 (movmemx_<mode>): Ditto.
12295 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
12296 insn anatomy of movmem[x]_<mode>.
12297 (avr_out_movmem): Same for printing assembler and operand usage.
12299 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
12303 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
12304 address spaces located outside of device flash.
12306 * config/avr/avr.h (base_arch_s): Remove field n_segments.
12307 (mcu_type_s): Add field n_flash.
12308 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
12309 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
12310 (AVR_MCU): Add N_FLASH argument.
12311 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
12312 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
12313 macro __FLASH<n> if that address space makes sense for the device.
12314 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
12315 outside of target flash.
12316 (avr_asm_named_section): Ditto.
12317 (avr_asm_select_section): Ditto.
12318 (avr_addr_space_convert): Ditto.
12319 (avr_emit_movmemhi): Ditto.
12320 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
12321 address space is outside of device flash.
12322 (avr_insert_attributes): Ditto.
12323 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
12324 avr_current_arch->n_segments.
12326 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
12329 * config/i386/i386.md (*movabs<mode>_1): Enable only for TARGET_LP64.
12330 (*movabs<mode>_2): Likewise.
12332 2012-02-27 Jakub Jelinek <jakub@redhat.com>
12335 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
12336 s_register_operand in the test instead of REG_P. Don't call
12337 gen_reg_rtx if it won't be used.
12339 PR tree-optimization/52376
12340 * ipa-split.c (split_function): Ignore CLOBBER stmts.
12342 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
12344 * ifcvt.c (noce_get_condition): Check condition variable is not
12345 small_register_classes_for_mode_p before accepting.
12347 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
12349 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
12351 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
12354 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
12355 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
12357 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
12359 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
12361 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
12363 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
12365 * config/sh/predicates.md: Remove blank lines.
12366 * config/sh/sh.c: Fix typos in comments.
12367 * config/sh/constraints.md: Likewise.
12368 * config/sh/sh.md: Remove blank lines.
12369 Fix typos in comments. Use ;; as comment characters.
12371 2012-02-26 Walter Lee <walt@tilera.com>
12373 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
12374 (replace_mov_pcrel_step2): Ditto.
12376 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
12379 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
12380 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
12381 and locs that reference values newer than the non-canonical value
12382 at hand. Return the canonical value as a worst case.
12383 (memrefs_conflict_p): Walk canonical value's locs.
12386 * cselib.c (preserve_only_constants): Rename to...
12387 (preserve_constants_and_equivs): ... this. Split out...
12388 (invariant_or_equiv_p): ... this. Preserve plus expressions
12389 of other preserved expressions too.
12390 (cselib_reset_table): Adjust.
12391 * var-tracking.c (reverse_op): Use canonical value to build
12394 2012-02-23 Kai Tietz <ktietz@redhat.com>
12396 * config/i386/i386.c (ix86_delegitimize_address): Handle
12397 UNSPEC_PCREL plus displacement.
12399 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
12402 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
12403 to test for unusedness in st X addressing.
12405 2012-02-24 Richard Guenther <rguenther@suse.de>
12407 PR middle-end/52361
12408 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
12409 (is_gimple_reg_type): Move inline ...
12410 * gimple.h (is_gimple_reg_type): ... here.
12412 2012-02-24 Richard Guenther <rguenther@suse.de>
12414 PR middle-end/52361
12415 * passes.c (execute_function_todo): When verifying SSA form
12416 verify gimple form first.
12417 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
12419 2012-02-24 Richard Guenther <rguenther@suse.de>
12421 PR middle-end/52355
12422 * fold-const.c (fold_addr_of_array_ref_difference): New function.
12423 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
12425 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12427 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
12429 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12431 * tree-phinodes.c (make_phi_node): Mark static.
12432 * tree-flow.h (make_phi_node): Remove extern decl.
12433 * doc/gimple.texi (make_phi_node): Remove documentation.
12435 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12437 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
12438 * tree-ssa-sccvn.c (print_scc): Ditto.
12440 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12442 * doc/passes.texi (Full redundancy elimination): Fix typo.
12444 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12446 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
12448 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
12451 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
12453 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
12456 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
12458 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
12460 * config/avr/avr.md (code_stdname): Add ior, xor.
12461 (xior): New code iterator.
12462 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
12463 (*<code_stdname><mode>qi.byte1-3): Ditto.
12465 2012-02-23 Jakub Jelinek <jakub@redhat.com>
12467 PR tree-optimization/52019
12468 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
12471 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12473 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
12474 HAVE_INITFINI_ARRAY to work around namespace pollution in
12475 certain versions of newlib system headers.
12476 * config.in: Regenerate.
12477 * configure: Regenerate.
12478 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
12479 instead of HAVE_INITFINI_ARRAY.
12481 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
12484 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
12485 is not offsettable memory reference.
12487 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
12490 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
12491 setting avr_need_clear_bss_p for __gnu_lto* symbols.
12493 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
12495 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
12496 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
12498 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12500 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
12501 library on Solaris 8 even without TLS support.
12502 * configure: Regenerate.
12504 2012-02-22 Richard Guenther <rguenther@suse.de>
12506 PR middle-end/52329
12507 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
12508 for GIMPLE_DEBUG stmts.
12510 2012-02-22 Martin Jambor <mjambor@suse.cz>
12512 PR middle-end/51782
12513 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
12514 according to the base object.
12516 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
12518 PR rtl-optimization/50063
12519 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
12520 and 2 (8-bit SP) in operand 2.
12521 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
12522 setup to use movhi_sp_r instead of vanilla move to write SP.
12523 Adjust REG_CFA notes to superseed unspec.
12524 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
12526 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
12527 known to be off) only with TARGET_NO_INTERRUPTS. Never use
12528 irq_state 1 (IRQ known to be on) here.
12530 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
12532 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
12534 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
12535 assign_hard_reg): Likewise.
12537 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
12539 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
12541 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
12543 * config/avr/avr.md
12544 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
12545 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
12547 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
12549 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
12550 prototype from here to...
12551 * config/avr/avr.h: ...here.
12553 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
12556 * thumb2.md (thumb2_shiftsi3_short): Split register and
12557 immediate shifts. For register shifts tie operands 0 and 1.
12558 (peephole2 for above): Check that register-controlled shifts
12559 have suitably tied operands.
12561 2012-02-21 Quentin Neill <quentin.neill@amd.com>
12564 * config/i386/bdver1.md (bdver1_call, bdver1_push,
12565 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
12566 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
12567 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
12568 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
12569 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
12570 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
12571 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
12572 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
12573 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
12574 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
12575 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
12576 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
12577 bdver1_ssevector_avx256_unaligned_load,
12578 bdver1_ssevector_sse128_unaligned_load,
12579 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
12580 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
12581 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
12582 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
12583 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
12584 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
12585 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
12586 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
12587 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
12588 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
12589 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
12590 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
12591 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
12592 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
12593 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
12594 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
12595 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
12596 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
12597 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
12598 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
12599 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
12600 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
12601 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
12602 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
12603 bdver1_ssediv_double_load, bdver1_ssediv_double,
12604 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
12605 Add "bdver2" attribute.
12607 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12609 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
12610 default if possible and not specified otherwise.
12612 2012-02-21 Richard Guenther <rguenther@suse.de>
12614 PR middle-end/52314
12615 * gimplify.c (create_tmp_from_val): Use the main variant type
12616 for the type of the temporary we create.
12618 2012-02-21 Richard Guenther <rguenther@suse.de>
12620 PR tree-optimization/52324
12621 * gimplify.c (gimplify_expr): When re-gimplifying expressions
12622 do not gimplify a MEM_REF address operand if it is already
12625 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12627 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
12628 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
12630 2012-02-21 Richard Guenther <rguenther@suse.de>
12632 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
12633 nested_in_vect_loop.
12635 2012-02-21 Jakub Jelinek <jakub@redhat.com>
12637 PR tree-optimization/52318
12638 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
12639 vdef also to non-pure/const call stmts in the sequence.
12641 2012-02-21 Tristan Gingold <gingold@adacore.com>
12643 * config/vms/vms-ld.c (main): Fix IDENTIFICATION padding.
12645 2012-02-20 David S. Miller <davem@davemloft.net>
12647 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
12648 don't use the "rd %pc" instruction on v9 for PIC register loads.
12650 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
12652 PR middle-end/52141
12653 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
12654 in a transaction safe function.
12656 2012-02-20 Kai Tietz <ktietz@redhat.com>
12659 * stor-layout.c (place_field): Handle desired_align for
12662 2012-02-20 Richard Guenther <rguenther@suse.de>
12664 PR tree-optimization/52298
12665 * tree-vect-stmts.c (vectorizable_store): Properly use
12666 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
12668 (vectorizable_load): Likewise.
12669 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
12670 Access DR_STEP after ensuring it is not NULL.
12672 2012-02-20 Jakub Jelinek <jakub@redhat.com>
12674 PR tree-optimization/52286
12675 * fold-const.c (fold_binary_loc): For (X & C1) | C2
12676 optimization use double_int_to_tree instead of build_int_cst_wide,
12677 rewrite to use double_int vars.
12679 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12682 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
12684 Remove -e 0 from $gcc_cv_ld invocation.
12685 Only use __GLIBC_PREREQ if defined.
12686 Enable on Solaris since Solaris 8 patch.
12687 (gcc_SUN_LD_VERSION): New macro.
12688 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
12689 gcc_SUN_LD_VERSION for version number format.
12690 * configure: Regenerate.
12691 * varasm.c (get_elf_initfini_array_priority_section): Set
12692 SECTION_NOTYPE for non-default priority.
12693 Use get_section instead of get_unnamed_section to emit
12694 .init_array/.fini_array with default priority.
12696 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
12698 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
12699 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
12700 (mips_start_unique_function, mips_output_mips16_rdhwr)
12701 (mips_code_end): New functions.
12702 (TARGET_ASM_CODE_END): Define.
12704 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
12706 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
12707 to stubs with non-sibling calls.
12709 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
12711 * doc/invoke.texi (-fira-* options): Copy-edit.
12712 (ira-* parameters): Copy-edit.
12714 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
12716 * doc/invoke.texi: Minor copy-edits to bring into conformance with
12717 GCC coding conventions.
12719 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
12721 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
12722 when used as adjectives.
12724 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
12726 * doc/invoke.texi: Clean up "that"/"which" confusion.
12728 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
12730 * system.h: Poison SMALL_REGISTER_CLASSES
12731 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
12732 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
12734 2012-02-16 Jakub Jelinek <jakub@redhat.com>
12736 PR tree-optimization/52285
12737 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
12738 when deciding if a call is a tail call or tail recursion.
12740 2012-02-16 Kai Tietz <ktietz@redhat.com>
12742 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
12743 interger-constant displacement for UNSPEC_PCREL.
12745 2012-02-16 Jakub Jelinek <jakub@redhat.com>
12747 PR rtl-optimization/52208
12748 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
12749 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
12751 PR tree-optimization/52255
12752 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
12753 loop->header has virtual PHI, but exit_e->dest doesn't, add
12754 virtual PHI to exit_e->dest and adjust all uses after the loop.
12757 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
12758 children with clone_tree_hash, not after it.
12760 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
12762 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
12763 extended identifiers.
12765 2012-02-16 Jakub Jelinek <jakub@redhat.com>
12767 PR middle-end/51929
12768 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
12769 a same_body_alias, also test whether e->callee isn't a former
12770 or current clone of the decl this is a same body alias of.
12772 PR translation/52264
12773 * cgraphunit.c (verify_cgraph_node): Fix a typo.
12775 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
12777 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
12779 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
12782 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
12783 force_reg instead of copy_to_reg for better optimization. Force
12784 non-register or memory operands into a register.
12786 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
12788 * extend.texi: Reserve upper bits of memory model for future use.
12790 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
12791 Anatoly Sokolov <aesok@post.ru>
12792 Eric Weddington <eric.weddington@atmel.com>
12795 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
12796 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
12797 Rewrite initializers for .macro.
12798 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
12799 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
12800 atxmega32d4, atxmega32x1.
12801 avrxmega4: atxmega64a3, atxmega64d3.
12802 avrxmega5: atxmega64a1, atxmega64a1u.
12803 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
12804 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
12805 avrxmega7: atxmega128a1, atxmega128a1u.
12806 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
12807 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
12808 (struct base_arch_s): Rename reserved to xmega_p.
12809 Rename reserved2 to have_rampd.
12810 (AVR_XMEGA): New define.
12811 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
12812 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
12813 * config/avr/predicates.md (io_address_operand): Take into
12814 account SFR offset.
12815 (low_io_address_operand): Ditto.
12816 (high_io_address_operand): Ditto.
12817 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
12818 (enabled, movhi_sp_r): Use them.
12819 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
12820 cpp_define_formatted to built-in define __AVR_ARCH__.
12821 (__AVR_XMEGA__): New built-in define.
12822 (__AVR_HAVE_RAMPD__): New built-in define.
12823 (__AVR_HAVE_RAMPX__): New built-in define.
12824 (__AVR_HAVE_RAMPY__): New built-in define.
12825 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
12827 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
12828 (avr_option_override): Initialize them.
12829 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
12830 (avr_init_expanders): Initialize them. No more block several calls.
12831 (emit_push_sfr): New static function.
12832 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
12834 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
12835 (avr_print_operand): Print addreeses as symbols for
12836 RAMPX, RAMPY, RAMPD, CCP.
12837 (output_movhi): Handle AVR_XMEGA when writing to SP.
12838 (avr_out_movhi_mr_r_xmega): New static function.
12839 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
12840 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
12841 __RAMPD__, __CCP__ as needed.
12843 * config/avr/multilib.h: Regenerate.
12844 * config/avr/t-multilib: Regenerate.
12845 * config/avr/avr-tables.opt: Regenerate.
12847 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
12849 PR tree-optimization/50561
12850 * graphite-flattening.c (lst_project_loop): Do not
12851 remove old scattering dimensions after flattening.
12852 (lst_do_flatten): Likewise.
12854 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
12856 * doc/extend.texi (AVR Built-in Functions): Remove doc for
12857 __builtin_avr_map8, __builtin_avr_map16.
12858 Document __builtin_avr_insert_bits.
12860 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
12861 (insert_bits): New insn.
12862 (adjust_len.map_bits): Rename to insert_bits.
12863 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
12864 * avr-protos.h (avr_out_map_bits): Remove.
12865 (avr_out_insert_bits, avr_has_nibble_0xf): New.
12866 * config/avr/constraints.md (Cxf,C0f): New.
12867 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
12868 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
12869 New built-in define __BUILTIN_AVR_INSERT_BITS.
12870 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
12871 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
12872 (avr_move_bits): Rewrite.
12873 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
12875 (avr_map_op_t): New typedef.
12876 (avr_map_op): New static variable.
12877 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
12878 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
12879 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
12880 (bdesc_3arg, avr_expand_triop_builtin): New.
12881 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
12882 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
12883 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
12884 (avr_map_equal_p, avr_map_sig_p): Remove.
12885 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
12886 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
12887 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
12888 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
12889 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
12890 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
12892 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
12894 * config/c6x/c6x.md (reserve_cycles): New attribute.
12895 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
12896 don't reserve functional units after the branch occurs.
12898 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
12900 PR middle-end/52142
12901 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
12902 functions into non-tm_pure functions.
12904 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
12907 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
12908 (iterative_hash_canonical_type): Likewise.
12909 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
12912 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
12914 * haifa-sched.c (prune_ready_list): Ensure that if there is a
12915 sched-group insn, it either remains alone or the entire list is pruned.
12917 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
12919 * doc/install.texi (Prerequisites): Fix grammar.
12920 (Configuration): Likewise.
12922 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
12924 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
12925 MPC as part of GCC before describing configuring with --with-gmp etc.
12926 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
12927 sources are present.
12929 2012-02-14 Jakub Jelinek <jakub@redhat.com>
12932 * dwarf2out.c (clone_tree_hash): New function.
12933 (copy_decls_walk): Use it instead of clone_tree.
12935 2012-02-14 Richard Guenther <rguenther@suse.de>
12937 PR tree-optimization/52244
12938 PR tree-optimization/51528
12939 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
12940 replacements for integral types.
12942 2012-02-14 Walter Lee <walt@tilera.com>
12944 * config.gcc: Handle tilegx and tilepro.
12945 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
12946 tilegx and tilepro.
12947 Add HAVE_AS_TLS check for tilegx and tilepro.
12948 * configure: Regenerate.
12949 * doc/contrib.texi: Add Mat Hostetter and self.
12950 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
12951 Document instruction intrinsics and network accessing intrinsics.
12952 (TILEPro Built-in Functions): New node. Document instruction
12953 intrinsics and network accessing intrinsics.
12954 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
12955 (Specific, tilepro-*-linux*): Likewise.
12956 * doc/invoke.texi (TILE-Gx Options): New section.
12957 (TILEPro Options): New section.
12958 * doc/md.texi (TILE-Gx): New section.
12959 (TILEPro): New section.
12960 * common/config/tilegx/tilegx-common.c: New file.
12961 * common/config/tilepro/tilepro-common.c: New file.
12962 * config/tilegx/constraints.md: New file.
12963 * config/tilegx/linux.h: New file.
12964 * config/tilegx/mul-tables.c: New file.
12965 * config/tilegx/predicates.md: New file.
12966 * config/tilegx/sync.md: New file.
12967 * config/tilegx/t-tilegx: New file.
12968 * config/tilegx/tilegx-builtins.h: New file.
12969 * config/tilegx/tilegx-c.c: New file.
12970 * config/tilegx/tilegx-generic.md: New file.
12971 * config/tilegx/tilegx-modes.def: New file.
12972 * config/tilegx/tilegx-multiply.h: New file.
12973 * config/tilegx/tilegx-protos.h: New file.
12974 * config/tilegx/tilegx.c: New file.
12975 * config/tilegx/tilegx.h: New file.
12976 * config/tilegx/tilegx.md: New file.
12977 * config/tilegx/tilegx.opt: New file.
12978 * config/tilepro/constraints.md: New file.
12979 * config/tilepro/gen-mul-tables.cc: New file.
12980 * config/tilepro/linux.h: New file.
12981 * config/tilepro/mul-tables.c: New file.
12982 * config/tilepro/predicates.md: New file.
12983 * config/tilepro/t-tilepro: New file.
12984 * config/tilepro/tilepro-builtins.h: New file.
12985 * config/tilepro/tilepro-c.c: New file.
12986 * config/tilepro/tilepro-generic.md: New file.
12987 * config/tilepro/tilepro-modes.def: New file.
12988 * config/tilepro/tilepro-multiply.h: New file.
12989 * config/tilepro/tilepro-protos.h: New file.
12990 * config/tilepro/tilepro.c: New file.
12991 * config/tilepro/tilepro.h: New file.
12992 * config/tilepro/tilepro.md: New file.
12993 * config/tilepro/tilepro.opt: New file.
12995 2012-02-14 Jakub Jelinek <jakub@redhat.com>
12997 PR tree-optimization/52210
12998 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
12999 vect_model_simple_cost with two entry vect_def_type array instead
13000 of an address of dt.
13002 2012-02-14 Richard Guenther <rguenther@suse.de>
13005 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
13006 Do not stream DECL_QUALIFIER.
13007 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
13008 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
13009 (find_decls_types_r): Do not walk DECL_QUALIFIER.
13011 2012-02-14 Jakub Jelinek <jakub@redhat.com>
13014 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
13017 2012-02-13 Jakub Jelinek <jakub@redhat.com>
13020 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
13021 * cselib.c (cselib_subst_to_values_from_insn): New function.
13022 * sched-deps.c (add_insn_mem_dependence,
13023 sched_analyze_1, sched_analyze_2): Use it.
13025 2012-02-13 Jan Hubicka <jh@suse.cz>
13027 PR middle-end/52214
13028 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
13030 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
13032 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
13033 (GTM_SELF_SPECS): Define if not already defined.
13034 (driver_self_specs): Add GTM_SELF_SPECS.
13035 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
13036 (GTM_SELF_SPECS): Define.
13037 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
13038 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
13040 2012-02-13 Jakub Jelinek <jakub@redhat.com>
13042 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
13045 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
13047 PR middle-end/52230
13048 * omp-low.c (expand_omp_for): If a static schedule without chunk size
13049 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
13051 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
13054 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
13056 2012-02-13 Richard Guenther <rguenther@suse.de>
13058 PR translation/52211
13059 * passes.c (enable_disable_pass): Fix typo.
13061 2012-02-13 Jakub Jelinek <jakub@redhat.com>
13063 PR middle-end/52209
13064 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
13065 XOR for reduce_bit_field if type is unsigned.
13067 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
13069 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
13070 disallow changes from SFmode to mode with different size in FP regs.
13072 2012-02-12 Robert Millan <rmh@gnu.org>
13073 Gerald Pfeifer <gerald@pfeifer.com>
13075 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
13078 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
13080 PR rtl-optimization/52175
13081 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
13082 to frame-related instructions.
13084 2012-02-10 Jason Merrill <jason@redhat.com>
13087 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
13088 (demangle_new_symbols): Fill it.
13089 (scan_linker_output): Walk it.
13090 (start_tweaking): Split out from scan_linker_output.
13091 (maybe_tweak): Update sym->chosen.
13092 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
13094 2012-02-11 Jakub Jelinek <jakub@redhat.com>
13097 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
13099 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
13101 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
13102 having the same mode as previous compare.
13104 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
13106 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
13107 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
13108 (nonlocal_goto_internal): Likewise.
13109 (nonlocal_goto): Emit a use and an indirect jump directly.
13111 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
13114 * doc/extend.texi : Update comments for __atomic_compare_exchange and
13115 __atomic_{is,always}_lock_free.
13117 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
13120 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
13121 negative constant address for TARGET_X32.
13123 2012-02-10 Richard Henderson <rth@redhat.com>
13125 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
13126 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
13127 for GIMPLE_TRANSACTION. Tidy if's into a switch.
13129 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13130 Ira Rosen <irar@il.ibm.com>
13132 PR tree-optimization/50031
13133 * targhooks.c (default_builtin_vectorization_cost): Handle
13134 vec_promote_demote.
13135 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
13136 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
13137 all types of reduction and pattern statements.
13138 (vect_estimate_min_profitable_iters): Likewise.
13139 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
13140 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
13141 for explicit realigns.
13142 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
13143 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
13144 vec_promote_demote.
13145 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
13146 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
13147 vec_perm for VSX and handle vec_promote_demote.
13149 2012-02-10 Jakub Jelinek <jakub@redhat.com>
13151 PR middle-end/52177
13152 * builtins.c (fold_builtin_atomic_always_lock_free,
13153 expand_builtin_atomic_always_lock_free,
13154 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
13155 Return and/or test boolean_true_node/boolean_false_node instead of
13156 integer_one_node/integer_zero_node.
13158 2012-02-10 Jan Hubicka <jh@suse.cz>
13160 PR middle-end/48600
13161 * predict.c (predict_paths_for_bb): Prevent looping.
13162 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
13164 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
13166 * config/arm/arm.c (output_move_double): In one case properly
13167 count number of instructions that will be emitted.
13169 2012-02-10 Richard Guenther <rguenther@suse.de>
13171 PR translation/52193
13172 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
13174 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
13176 PR middle-end/52140
13177 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
13179 2012-02-09 Jakub Jelinek <jakub@redhat.com>
13182 * var-tracking.c (emit_note_insn_var_location): If
13183 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
13184 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
13185 non-NOTE_DURING_CALL_P insn.
13187 2012-02-09 Bin Cheng <bin.cheng@arm.com>
13189 PR middle-end/51867
13190 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
13192 2012-02-08 Magnus Granberg <zorry@gentoo.org>
13195 * gcc.c (switch_matches) Support switches with separated form,
13198 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
13200 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
13202 (RAMPZ_ADDR): Ditto.
13203 * config/avr/avr.c (avr_addr_t): New typedef.
13204 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
13205 (avr_init_expanders): Initialize it.
13206 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
13208 (expand_epilogue): Ditto.
13209 (avr_print_operand): Ditto.
13210 (avr_file_start): Ditto.
13211 (avr_emit_movmemhi): Ditto.
13213 2012-02-08 Richard Guenther <rguenther@suse.de>
13215 PR tree-optimization/46886
13216 * tree-flow.h (do_while_loop_p): Declare.
13217 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
13218 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
13220 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
13222 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
13223 always succeed for integers larger than a native word.
13225 2012-02-08 Richard Guenther <rguenther@suse.de>
13227 PR rtl-optimization/52170
13228 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
13229 properly handle integer vector modes.
13231 2012-02-08 Jakub Jelinek <jakub@redhat.com>
13233 PR gcov-profile/52150
13234 * coverage.c: Include target.h.
13235 (build_var): Call targetm.strip_name_encoding on the assembler name.
13236 Change one _ into . or $ if the target allows it.
13237 * Makefile.in (coverage.o): Depend on $(TARGET_H).
13239 PR rtl-optimization/52139
13240 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
13241 is a BARRIER after emit_insn_after_noloc, move BB_END
13242 to the last non-BARRIER insn before it.
13244 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
13246 PR middle-end/24306
13247 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
13248 (mips_gimplify_va_arg_expr): Call it instead of
13249 std_gimplify_va_arg_expr.
13251 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
13253 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
13254 message for -mno-pointers-to-nested-function.
13256 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
13258 PR middle-end/51994
13259 * expr.c (get_inner_reference): If there is an offset, add a negative
13260 bit position to it (if any).
13262 2012-02-07 Jakub Jelinek <jakub@redhat.com>
13264 PR rtl-optimization/52060
13265 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
13266 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
13267 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
13268 and/or i0src_copy2 when needed.
13270 2012-02-07 Jakub Jelinek <jakub@redhat.com>
13272 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
13273 or LTOPLUGINSONAME if have_c.
13275 * config/freebsd-spec.h: Add comment about what macros can be defined
13277 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
13278 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
13281 2012-02-07 Richard Guenther <rguenther@suse.de>
13283 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
13284 newline in -alias dumps.
13286 2012-02-07 Kai Tietz <ktietz@redhat.com>
13287 Dave Korn <dave.korn.cygwin@gmail.com>
13290 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
13291 Take care that typinfo gets dllexport-attribute.
13293 2012-02-07 Jakub Jelinek <jakub@redhat.com>
13295 PR middle-end/52074
13296 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
13297 if modifier < EXPAND_SUM call force_operand on the result.
13299 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
13301 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
13302 adding __forwarder_dst__ prefix if a forwarder_section attribute is
13304 (epiphany_function_type): Replace types for specific interrupts with
13305 EPIPHANY_FUNCTION_INTERRUPT.
13306 (EPIPHANY_INTERRUPT_P): Update.
13307 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
13308 New static function.
13309 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
13310 <disinterrupt>: Affects type identity.
13311 (epiphany_handle_interrupt_attribute): Handle variable number of
13313 (epiphany_compute_function_type): Update for new
13314 epiphany_function_type definition.
13315 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
13316 handlers with a longcall forwarder.
13317 (epiphany_start_function): Handle multiple interrupt arguments and/or
13318 forwarder_section attribute.
13320 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
13323 2012-02-07 Alan Modra <amodra@gmail.com>
13326 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
13329 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13331 PR tree-optimization/50969
13332 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
13333 use vec_perm rather than vector_stmt.
13334 (vect_model_load_cost): Likewise.
13335 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
13336 vec_perm to be the same as other vector statements.
13337 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
13338 cost of vec_perm for TARGET_VSX.
13340 2012-02-06 Richard Guenther <rguenther@suse.de>
13342 PR tree-optimization/52115
13343 * tree-sra.c (access_has_replacements_p): New function.
13344 (sra_modify_assign): Use it to decide whether a use is uninitialized.
13346 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
13348 PR middle-end/52047
13349 * trans-mem.c (expand_call_tm): Add an assertion.
13350 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
13353 2012-02-06 Richard Guenther <rguenther@suse.de>
13355 PR tree-optimization/50955
13356 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
13357 raise cost of expressions that replace an address with an
13358 expression based on a different pointer.
13360 2012-02-06 Jakub Jelinek <jakub@redhat.com>
13363 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
13364 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
13366 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
13369 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
13370 -Weffc++ and specify guidelines come from second edition.
13372 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
13374 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
13375 (sibcall_value_multiple_internal, call_split, call_internal_direct)
13376 (call_direct_split, call_value_split, call_value_internal_direct)
13377 (call_value_direct_split, call_value_multiple_split): Use jal and
13378 jal_macro attributes.
13380 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
13382 * reload1.c (reload_regs_reach_end_p): Replace with...
13383 (reload_reg_rtx_reaches_end_p): ...this function.
13384 (new_spill_reg_store): Update commentary.
13385 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
13386 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
13387 before setting new_spill_reg_store.
13388 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
13389 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
13390 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
13391 for non-spill reload registers.
13393 2012-02-05 Ira Rosen <irar@il.ibm.com>
13395 PR tree-optimization/52091
13396 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
13397 (vect_is_simple_use_1): Likewise.
13398 * tree-vect-loop.c (vectorizable_reduction): Update calls
13399 to vect_is_simple_use_1 and vect_is_simple_use.
13400 (vectorizable_live_operation): Likewise.
13401 * tree-vect-patterns.c (widened_name_p,
13402 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
13403 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
13404 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
13405 vectorizable_shift,vectorizable_operation, vectorizable_store,
13406 vectorizable_load): Likewise.
13407 (vect_is_simple_cond): Add an argument, pass it to
13408 vect_is_simple_use_1.
13409 (vectorizable_condition): Update calls to vect_is_simple_cond,
13410 vect_is_simple_use.
13411 (vect_is_simple_use): Add an argument, the statement in which
13412 OPERAND is used. Check that if OPERAND's def stmt is a double
13413 reduction phi node, the use is a phi node too.
13414 (vect_is_simple_use_1): Add an argument, pass it to
13415 vect_is_simple_use.
13416 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
13417 to vect_is_simple_use.
13419 2012-02-04 Jakub Jelinek <jakub@redhat.com>
13421 PR rtl-optimization/52095
13422 * modulo-sched.c (dump_insn_locator): New function.
13423 (loop_canon_p, sms_schedule): Use it.
13425 PR rtl-optimization/52113
13426 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
13427 even for decomposable shift/zext insns.
13429 2012-02-03 Jakub Jelinek <jakub@redhat.com>
13430 Zdenek Dvorak <ook@ucw.cz>
13432 PR rtl-optimization/52092
13433 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
13434 on get_iv_value result.
13436 2012-02-02 Andrew Pinski <apinski@cavium.com>
13438 PR middle-end/47982
13439 PR middle-end/43967
13440 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
13442 2012-02-02 Jakub Jelinek <jakub@redhat.com>
13444 PR middle-end/48071
13445 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
13447 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
13449 PR rtl-optimization/49800
13450 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
13451 (sched_finish): Call regstat_free_n_sets_and_refs.
13453 2012-02-02 Jia Liu <proljc@gmail.com>
13455 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
13458 2012-02-02 Jan Hubicka <jh@suse.cz>
13459 Tom de Vries <tom@codesourcery.com>
13461 PR middle-end/51998
13462 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
13463 * varpool.c (varpool_analyze_pending_decls): Likewise.
13465 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
13466 Jayant R Sonar <jayant.sonar@kpitcummins.com>
13468 * config.gcc: Add cr16-* support.
13470 * doc/extend.texi: Document cr16 extensions.
13471 * doc/install.texi: Document cr16 install.
13472 * doc/invoke.texi: Document cr16 options.
13473 * doc/md.texi: Document cr16 constraints.
13475 * common/config/cr16/cr16-common.c: New file.
13476 * config/cr16/cr16.c: New file.
13477 * config/cr16/cr16.h: New file.
13478 * config/cr16/cr16.md: New file.
13479 * config/cr16/cr16.opt: New file.
13480 * config/cr16/cr16-protos.h: New file.
13481 * config/cr16/predicates.md: New file.
13482 * config/cr16/constraints.md: New file.
13483 * config/cr16/t-cr16: New file.
13485 2012-02-02 Jakub Jelinek <jakub@redhat.com>
13488 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
13489 that operands[2] is either immediate, or q_regs_operand.
13491 PR tree-optimization/52073
13492 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
13493 a pattern stmt for pattern uses, ignore uses outside of the loop.
13495 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
13497 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
13498 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
13499 (OUT_AS1, OUT_AS2): Remove.
13501 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
13503 PR rtl-optimization/51374
13504 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
13505 to cross other volatile_refs_p insns.
13507 2012-02-01 Richard Guenther <rguenther@suse.de>
13509 * doc/invoke.texi (fno-inline): Clarify documentation.
13510 (finline-small-functions): Likewise.
13511 (finline-functions): Likewise.
13512 * common.opt (finline): Adjust comment and documentation.
13513 (finline-small-functions): Clarify documentation.
13514 (finline-functions): Likewise.
13515 (finline-functions-called-once): Likewise.
13517 2012-02-01 Tristan Gingold <gingold@adacore.com>
13519 * c-typeck.c (composite_type): Keep mode for pointers.
13521 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
13523 * function.h (regno_reg_rtx): Adjust comment.
13524 * reginfo.c (init_reg_modes_target): Only use the previous mode
13525 if it fits within one register. Remove MIPS comment.
13527 2012-01-31 Jakub Jelinek <jakub@redhat.com>
13530 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
13532 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13534 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
13535 to srak instruction.
13537 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
13539 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
13541 2012-01-31 Jakub Jelinek <jakub@redhat.com>
13546 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
13548 2012-01-31 Richard Guenther <rguenther@suse.de>
13550 PR tree-optimization/51528
13551 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
13554 2012-01-31 Jakub Jelinek <jakub@redhat.com>
13559 * ree.c (add_removable_extension): Change def_map argument
13560 to unsigned *, store in def_map 1 + offset into *insn_list vector
13561 instead of pointers into the vector.
13562 (find_removable_extensions): Adjust caller.
13564 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
13566 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
13567 Transform all "* quoted-c-code" to { c-code }.
13568 Remove redundant test for "optimize" in combine patterns.
13569 Move (include "avr-dimode.md") to end of file.
13571 2012-01-30 Bin Cheng <bin.cheng@arm.com>
13574 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
13575 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
13577 2012-01-30 Richard Guenther <rguenther@suse.de>
13579 PR tree-optimization/52028
13580 * tree-loop-distribution.c (ldist_gen): Properly update
13583 2012-01-30 Jakub Jelinek <jakub@redhat.com>
13586 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
13587 set_cur_line_info_table if not emitting debug info.
13589 PR tree-optimization/52046
13590 * tree-vect-patterns.c (check_bool_pattern): Give up if
13591 a comparison could throw.
13594 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
13596 2012-01-30 Richard Guenther <rguenther@suse.de>
13598 PR tree-optimization/52045
13599 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
13600 SSA form if cfgcleanup did anything.
13602 2012-01-30 Richard Guenther <rguenther@suse.de>
13604 PR tree-optimization/52045
13605 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
13606 before computing final todo.
13608 2012-01-30 Richard Guenther <rguenther@suse.de>
13610 PR tree-optimization/51528
13611 * tree-sra.c (sra_modify_assign): Re-factor in preparation
13614 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
13616 * df-problems.c (df_kill_notes): Check that the use refers
13617 to the note under examination.
13619 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
13622 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
13623 parameter and use short-lived pseudos.
13624 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
13625 (sparc_expand_vector_init): Const-ify local variables and adjust
13626 calls to above functions.
13628 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
13630 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
13632 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
13634 * doc/invoke.texi: Make usage of "compile time" and
13635 "run time"/"runtime" consistent throughout the file.
13637 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
13639 * config/alpha/alpha.c (alpha_option_override): Default to
13640 full IEEE compliance mode for Go language.
13642 2012-01-29 Tijl Coosemans <tijl@coosemans.org>
13644 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
13645 (LINK_SSP_SPEC): Define.
13647 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13650 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
13653 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
13655 * doc/invoke.texi: Correct hyphenation of "floating point",
13656 "double precision", and related terminology throughout the file.
13658 2012-01-28 Jakub Jelinek <jakub@redhat.com>
13661 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
13662 arm_general_register_operand predicate for operand 2 instead of
13665 2012-01-27 Ian Lance Taylor <iant@google.com>
13668 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
13669 * builtins.c (expand_builtin_init_trampoline): Add onstack
13670 parameter. Change caller.
13671 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
13672 * tree.c (build_common_builtin_nodes): Declare
13673 __builtin_init_heap_trampoline.
13675 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
13677 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
13678 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
13679 * config/avr/avr.c: Ditto.
13680 (avr_regnames): Remove because unused.
13681 * config/avr/avr.md (*cpse.ne): New peephole.
13682 (*cpse.eq): New peephole from former cpse peepholes.
13684 2012-01-27 Michael Eager <eager@eagercon.com>
13686 * config/microblaze.c (microblaze_emit_compare): Correct
13687 test after pcmp instruction.
13689 2012-01-27 Richard Guenther <rguenther@suse.de>
13691 PR tree-optimization/52020
13692 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
13694 2012-01-27 Richard Guenther <rguenther@suse.de>
13696 * ipa-pure-const.c (check_stmt): Clobbers do not make a
13697 function non-const/pure.
13699 2012-01-27 Richard Guenther <rguenther@suse.de>
13701 PR tree-optimization/50444
13702 * tree-sra.c (build_ref_for_offset): Properly adjust the
13703 MEM_REF type for unaligned accesses.
13705 2012-01-27 Richard Guenther <rguenther@suse.de>
13707 PR tree-optimization/50444
13708 * expr.c (mem_ref_refers_to_non_mem_p): New function.
13709 (expand_assignment): Use it. Properly handle misaligned
13710 bases when expanding stores to component references.
13711 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
13712 refactor that case.
13714 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
13716 PR middle-end/51389
13717 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
13718 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
13719 * tree-data-ref.c (find_data_references_in_loop): Make static.
13720 (compute_all_dependences): Change return type to bool. Bail out
13721 for too many datarefs in a loop. Move the hunk resetting the data
13722 dependences vector from ...
13723 (compute_data_dependences_for_loop): ... here. Account for
13724 compute_all_dependences returning false.
13725 (compute_data_dependences_for_bb): Likewise.
13726 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
13727 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
13729 2012-01-27 Richard Guenther <rguenther@suse.de>
13731 PR middle-end/51959
13732 * expr.c (store_field): Use the alias-set of the scratch memory
13735 2012-01-27 Tom de Vries <tom@codesourcery.com>
13737 PR tree-optimization/51990
13738 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
13740 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
13742 2012-01-27 Jakub Jelinek <jakub@redhat.com>
13745 * var-tracking.c (reverse_op): Don't add any reverse operation
13746 if V already has any constant locations.
13748 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
13750 * doc/invoke.texi: Correct usage of "command line" (noun)
13751 vs "command-line" (adjective) throughout.
13753 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
13755 * doc/invoke.texi (Language Independent Options): Move
13756 -Wcoverage-mismatch blurb from here....
13757 (Warning Options): ...to here.
13759 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
13761 * config/rs6000/rs6000.c (rs6000_option_override_internal):
13762 Set rs6000_always_hint to false for 476.
13764 2012-01-27 Matthias Klose <doko@ubuntu.com>
13766 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
13768 * incpath.c (add_standard_paths): Likewise.
13770 2012-01-27 Richard Henderson <rth@redhat.com>
13772 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
13773 * config/m68k/sync.md (atomic_test_and_set): Rename from
13774 sync_test_and_setqi and adjust the operands.
13775 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
13776 and unconditionally enable.
13778 2012-01-27 Richard Henderson <rth@redhat.com>
13780 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
13781 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
13782 (ldstub): Rename from ldstubqi.
13783 (ldstub<I24MODE>): Remove.
13785 2012-01-27 Richard Henderson <rth@redhat.com>
13787 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
13788 * c-cppbuiltin.c (cpp_atomic_builtins): Define
13789 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
13790 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
13791 * doc/tm.texi: Rebuild.
13793 2012-01-27 Richard Henderson <rth@redhat.com>
13795 * optabs.c (gen_atomic_test_and_set): Remove default.
13796 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
13798 2012-01-26 Jakub Jelinek <jakub@redhat.com>
13800 PR rtl-optimization/51978
13801 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
13802 (combine_reaching_defs): Likewise.
13803 (struct re_info): Remove.
13804 (add_removable_extension): Remove x and data arguments,
13805 add insn, insn_list and def_map. Use the arguments directly
13806 instead of using struct re_info.
13807 (find_removable_extensions): Don't call add_removable_extension
13808 through note_stores, instead just call it with single_set
13809 result if non-NULL.
13810 (find_and_remove_re): Pass curr_cand->expr instead of
13811 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
13813 2012-01-26 Michael Matz <matz@suse.de>
13815 PR tree-optimization/46590
13816 * cfgexpand.c: Revert last change (r183305).
13817 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
13819 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
13820 checking for emptiness.
13822 2012-01-26 Jakub Jelinek <jakub@redhat.com>
13824 PR middle-end/51895
13825 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
13826 non-addressable non-BLKmode base correctly.
13828 2012-01-26 Michael Matz <matz@suse.de>
13830 PR tree-optimization/48794
13831 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
13832 regions referenced from RESX/EH_DISPATCH.
13834 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13836 * config/s390/s390.h: Make BRANCH_COST an option.
13837 * config/s390/s390.opt: New option -mbranch-cost.
13839 2012-01-26 Richard Henderson <rth@redhat.com>
13841 Revert 2012-01-24 change:
13842 * trans-mem.c (requires_barrier): Do not instrument thread local
13843 variables and emit save/restore for them.
13845 2012-01-25 Jakub Jelinek <jakub@redhat.com>
13847 PR middle-end/51986
13848 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
13851 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
13853 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
13856 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
13859 Rename __pgm to __flash.
13860 Rename __pgm1 to __flash1.
13861 Rename __pgm2 to __flash2.
13862 Rename __pgm3 to __flash3.
13863 Rename __pgm4 to __flash4.
13864 Rename __pgm5 to __flash5.
13865 Rename __pgmx to __memx.
13866 * doc/extend.texi (AVR Named Address Spaces)
13867 Rename address space names as indicated above.
13868 * config/avr/avr.c (avr_addrspace): Ditto.
13870 * config/avr/avr-protos.h
13871 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
13872 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
13873 * config/avr/predicates.md: Ditto.
13874 * config/avr/avr.c Ditto, and
13875 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
13876 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
13878 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
13879 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
13880 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
13881 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
13882 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
13883 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
13884 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
13885 * config/avr/avr.c: Ditto.
13886 * config/avr/avr.md: Ditto.
13888 2012-01-25 Jason Merrill <jason@redhat.com>
13891 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
13893 2012-01-25 Jakub Jelinek <jakub@redhat.com>
13895 PR tree-optimization/51987
13896 * tree-data-ref.c (get_references_in_stmt): Handle references in
13897 non-volatile GIMPLE_ASM.
13899 2012-01-25 Richard Guenther <rguenther@suse.de>
13901 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
13902 bases are dereferenced.
13904 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
13906 PR rtl-optimization/48374
13907 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
13909 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
13911 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
13912 compute_data_dependences_for_loop returns false.
13913 * tree-parloops.c (loop_parallel_p): Likewise.
13915 2012-01-25 Richard Guenther <rguenther@suse.de>
13917 * tree.h (get_pointer_alignment_1): Declare.
13918 * builtins.c (get_pointer_alignment_1): New function.
13919 (get_pointer_alignment): Use it.
13921 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
13923 PR rtl-optimization/48308
13924 * combine.c (enum undo_kind): Add UNDO_LINKS.
13925 (struct undo): Add member l to other_contents and where.
13926 (do_SUBST_LINK): New.
13928 (try_combine): Handle LOG_LINKS for the dummy i1 case.
13929 (undo_all): Handle UNDO_LINKS.
13931 2012-01-25 Richard Henderson <rth@redhat.com>
13933 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
13936 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
13938 * optabs.c (gen_atomic_test_and_set): Use each argument.
13940 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
13942 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
13943 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
13944 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
13945 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
13946 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
13947 TARGET_PAIRED_SINGLE_FLOAT.
13949 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
13951 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
13952 (in_struct, return_val): Remove MEM documentation.
13953 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
13954 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
13955 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
13957 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
13958 * cfgexpand.c (add_alias_set_conflicts): Likewise.
13959 * expr.c (store_field): Likewise.
13960 * function.c (assign_stack_temp_for_type): Likewise.
13961 * ifcvt.c (noce_try_cmove_arith): Likewise.
13962 * reload1.c (reload): Likewise.
13963 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
13964 (alpha_set_memflags): Likewise.
13965 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
13967 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
13969 * rtl.h (true_dependence, canon_true_dependence): Remove varies
13971 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
13972 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
13973 (true_dependence_1, true_dependence, canon_true_dependence): Remove
13975 * cselib.c (cselib_rtx_varies_p): Delete.
13976 (cselib_invalidate_mem): Update call to canon_true_dependence.
13977 * dse.c (record_store, check_mem_read_rtx): Likewise.
13978 (scan_reads_nospill): Likewise.
13979 * cse.c (check_dependence): Likewise.
13980 (cse_rtx_varies_p): Delete.
13981 * expr.c (safe_from_p): Update call to true_dependence.
13982 * ira.c (validate_equiv_mem_from_store): Likewise.
13983 (memref_referenced_p): Likewise.
13984 * postreload-gcse.c (find_mem_conflicts): Likewise.
13985 * sched-deps.c (sched_analyze_2): Likewise.
13986 * store-motion.c (load_kills_store): Likewise.
13987 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
13988 * gcse.c (mems_conflict_for_gcse_p): Likewise.
13989 (compute_transp): Update call to canon_true_dependence.
13991 2012-01-25 Richard Henderson <rth@redhat.com>
13993 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
13994 (maybe_emit_atomic_test_and_set): New.
13995 (expand_sync_lock_test_and_set): Use it.
13996 (expand_atomic_test_and_set): Likewise.
13997 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
13998 the implementation; clarify implementation defined details.
13999 * doc/md.texi (atomic_test_and_set): Document.
14001 2012-01-25 Richard Henderson <rth@redhat.com>
14003 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
14005 2012-01-25 Richard Henderson <rth@redhat.com>
14008 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
14009 to effect no-op split.
14011 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
14014 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
14015 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
14016 (BT_FN_VOID_PTR_INT_SIZE): New.
14017 (BT_FN_UINT_UINT_VAR): Remove.
14018 (BT_FN_UINT32_UINT32_VAR): New.
14019 (BT_FN_DOUBLE_VPTR): Remove.
14020 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
14022 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
14023 (_ITM_changeTransactionMode): Same.
14024 (_ITM_memmoveRtWt): Change return type to void.
14025 (_ITM_memcpyRtWt): Same.
14026 (_ITM_memsetW): Same.
14027 (_ITM_RaRD): Change types to double.
14032 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
14034 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
14035 Patrick Marlier <patrick.marlier@gmail.com>
14037 * trans-mem.c (requires_barrier): Do not instrument thread local
14038 variables and emit save/restore for them.
14040 2012-01-24 Jason Merrill <jason@redhat.com>
14043 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
14044 output static aliases.
14046 2012-01-24 Jakub Jelinek <jakub@redhat.com>
14049 * common.opt (-pie, -shared, pie, shared): Change from Common to
14051 * gcc.c (display_help): Display help for -pie and -shared.
14053 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
14056 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
14057 Remove note on size/offset limitation.
14058 (AVR Variable Attributes): Add example how to read data located
14059 with progmem. Refer to named address spaces.
14060 * doc/invoke.texi (AVR Options): Fix typo.
14062 2012-01-24 Richard Guenther <rguenther@suse.de>
14064 Forward-port to trunk
14065 2010-09-21 Jakub Jelinek <jakub@redhat.com>
14067 PR middle-end/45678
14068 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
14069 op0 isn't sufficiently aligned and there is movmisalignM
14070 insn for mode, use it to load op0 into a temporary register.
14072 2012-01-24 Jakub Jelinek <jakub@redhat.com>
14075 * target.def (const_not_ok_for_debug_p): New hook.
14076 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
14078 * doc/tm.texi: Regenerated.
14079 * dwarf2out.c (const_ok_for_output_1): If
14080 targetm.const_not_ok_for_debug_p returns true, fail.
14081 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
14083 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
14085 2012-01-23 Kai Tietz <ktietz@redhat.com>
14088 * config/i386/predicates.md (symbolic_operand): Allow
14089 UNSPEC_PCREL as PIC expression for lea.
14090 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
14091 * config/i386/i386.c (ix86_delegitimize_address): Handle
14092 UNSPEC_PCREL for none-MEM, too.
14094 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
14096 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
14097 (ipa_tm_create_version_alias): Same.
14099 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
14102 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
14103 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
14105 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
14106 Patrick Marlier <patrick.marlier@gmail.com>
14107 Iain Sandoe <developer@sandoe-acoustics.co.uk>
14110 * lto-wrapper.c (run_gcc): Pass the LTO section name to
14111 simple_object_start_read.
14113 2012-01-23 Richard Guenther <rguenther@suse.de>
14116 PR tree-optimization/51895
14117 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
14118 parameter decomposition into BLKmode components.
14120 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
14122 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
14123 fake variables for restrict-qualified pointers whose pointed-to type
14124 contains a placeholder.
14126 2012-01-23 Richard Guenther <rguenther@suse.de>
14128 PR tree-optimization/51949
14129 * ipa-split.c (execute_split_functions): Do not split malloc functions.
14131 2012-01-23 Jakub Jelinek <jakub@redhat.com>
14133 PR rtl-optimization/51933
14134 * ree.c (transform_ifelse): Return true right away if dstreg is
14135 already wider or equal to cand->mode.
14136 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
14137 (make_defs_and_copies_lists): Remove defs_list and copies_list
14138 arguments, add state argument, just truncate state->work_list
14139 instead of always allocating and freeing the vector. Assert that
14140 get_defs succeeds instead of returning 2. Changed return type to bool.
14141 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
14142 have ext_src_mode, see if it has been modified already with the
14143 right kind of extension and has been extended before from the
14144 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
14145 just return true. Remember the original mode in state->modified array.
14146 (combine_reaching_defs): Add state argument. Don't allocate and
14147 free here def_list, copied_list and vec vectors, instead just
14148 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
14149 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
14150 Add state variable, clear vectors in it, initialize state.modified
14151 if needed. Free all the vectors at the end and state.modified too.
14152 Don't skip a candidate if the extension expression has been modified.
14154 2012-01-22 Douglas B Rupp <rupp@gnat.com>
14157 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
14158 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
14159 (extra_options) interix.opt -> i386/interix.opt"
14160 (extra_objs):Add winnt-stubs.o
14161 * configure.ac: Add interix to target_os .comm on PE check.
14162 * configure: Regenerate.
14163 * config/interix3.h: Delete and move bits to..
14164 * config/interix.h: Delete and move bits to..
14165 * config/i386/i386-interix3.h: Delete and move bits to..
14166 * config/i386/i386-interix.h: ..here.
14167 (TARGET_CPU_DEFAULT): Remove redefinition.
14168 (TARGET_ASM_CONSTRUCTOR): Undefine.
14169 (SUBTARGET_SWITCHES): Define for ms-bitfields.
14170 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
14171 (PTRDIFF_TYPE): Define.
14172 (LONG_DOUBLE_TYPE_SIZE): Define.
14173 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
14174 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
14175 (TARGET_SECTION_TYPE_FLAGS): Define.
14176 (ASM_DECLARE_FUNCTION_NAME): Define.
14177 (ASM_OUTPUT_EXTERNAL): Define.
14178 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
14179 (ASM_OUTPUT_ALIGNED_BSS): Define.
14180 (PCC_BITFIELD_TYPE_MATTERS): Define.
14181 (USE_CONST_SECTION): Define.
14182 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
14183 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
14184 (SUPPORTS_ONE_ONLY): Remove.
14185 (I386_PE_STRIP_ENCODING): Define.
14186 * config/interix.opt: Delete and move bits to..
14187 * config/i386/interix.opt: ..here. New.
14188 (mpe-aligned-commons): Add.
14189 * config/i386/t-interix: Add copyright header.
14190 (winnt-stubs.o): Add rule.
14192 2012-01-22 Jason Merrill <jason@redhat.com>
14195 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
14196 for extra name aliases.
14198 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
14200 PR rtl-optimization/51924
14201 * ree.c (combine_set_extension): Improve debugging message.
14202 (combine_reaching_defs): Likewise.
14203 (get_defs): Rename confusingly named variable.
14204 (find_and_remove_re): Skip a candidate if the extension expression has
14207 2012-01-21 Robert Millan <rmh@gnu.org>
14208 Gerald Pfeifer <gerald@pfeifer.com>
14210 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
14211 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
14213 2012-01-20 Jakub Jelinek <jakub@redhat.com>
14215 PR tree-optimization/51914
14216 * tree-vect-stmts.c (vectorizable_conversion): For
14217 cvt_type && modifier == WIDEN, put temporary with cvt_type
14218 at the beginning of vec_dsts and set vec_dest to temporary
14221 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
14223 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
14225 2012-01-20 Tijl Coosemans <tijl@coosemans.org>
14227 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
14228 * config/rs6000/rs6000.c: Likewise.
14230 2012-01-20 Jakub Jelinek <jakub@redhat.com>
14233 * config/arm/arm.c (arm_count_output_move_double_insns): Call
14234 output_move_double on a copy of operands array.
14236 2012-01-20 Cary Coutant <ccoutant@google.com>
14237 Dodji Seketeli <dodji@redhat.com>
14240 * dwarf2out.c (copy_declaration_context): Return ref to parent
14241 of declaration DIE, if necessary.
14242 (remove_child_or_replace_with_skeleton): Add new parameter; update
14243 caller. Place skeleton DIE under parent DIE of original declaration.
14244 Move call to copy_declaration_context to here ...
14245 (break_out_comdat_types): ... from here.
14247 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14249 PR rtl-optimization/51856
14250 * reload.c (find_reloads_subreg_address): Set the address_reloaded
14253 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
14256 * config/arm/arm.c (arm_print_operand): Correct output of alignment
14257 hints for neon loads and stores.
14259 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
14263 * doc/extend.texi (Named Address Spaces): Split into subsections.
14264 (AVR Named Address Spaces): New subsection.
14265 (M32C Named Address Spaces): New subsection.
14266 (RL78 Named Address Spaces): New subsection.
14267 (SPU Named Address Spaces): New subsection.
14268 (Variable Attributes): New anchor "AVR Variable Attributes".
14269 (AVR Variable Attributes): Rewrite and avoid wording
14270 "address space" in this context.
14271 * doc/invoke.texi (AVR Options): Rewrite and add documentation
14272 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
14273 (AVR Built-in Macros): New subsubsection therein.
14274 * doc/md.texi (AVR constraints): Remove "C04", "R".
14276 2012-01-20 Richard Guenther <rguenther@suse.de>
14278 PR tree-optimization/51903
14279 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
14280 when removing stmts.
14282 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
14285 * config/arm/arm.c (arm_load_pic_register): Use
14286 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
14287 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
14288 (arm_pic_static_addr): Likewise.
14289 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
14290 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
14291 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
14292 (pic_load_addr_unified): New.
14294 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
14297 * function.c (instantiate_virtual_regs_in_insn): Use
14298 delete_insn_and_edges when removing a wrong asm insn.
14300 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
14302 PR rtl-optimization/40761
14303 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
14304 Add new member loop_num.
14305 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
14306 (ira_build): Remove the parameter.
14308 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
14309 (ira.c): Do not build CFG loops for one region allocation. Remove
14310 argument from ira_build call.
14312 * ira-build.c (init_loop_tree_node): New function.
14313 (create_loop_tree_nodes): Use it. Separate the case when CFG
14314 loops are not built.
14315 (more_one_region_p): Check current_loops.
14316 (finish_loop_tree_nodes): Separate the case when CFG loops are not
14318 (add_loop_to_tree): Process loop equal to NULL too.
14319 (form_loop_tree): Separate the case when CFG loops are not built.
14320 Use explicitly number for the root.
14321 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
14323 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
14324 instead of loop->num.
14325 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
14326 (mark_all_loops_for_removal): Ditto.
14327 (remove_unnecessary_regions): Separate the case when CFG loops
14329 (ira_build): Remove the parameter. Use explicit number of regions
14330 when CFG loops are not built.
14332 * ira-color.c (print_loop_title): Separate the case for the root node.
14333 Use loop_num instead of loop->num.
14334 (move_spill_restore): Use loop_num instead of loop->num.
14336 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
14337 (change_loop): Ditto.
14338 (change_loop): Use loop_num instead of loop->num.
14340 * ira-lives.c (process_bb_node_lives): Ditto.
14342 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
14344 * ira-conflicts.c (print_allocno_conflicts): Ditto.
14346 2012-01-19 Jakub Jelinek <jakub@redhat.com>
14348 PR libmudflap/40778
14349 * tree-mudflap.c (mf_artificial): New function.
14350 (execute_mudflap_function_ops, execute_mudflap_function_decls,
14351 mx_register_decls, mudflap_enqueue_decl): Use it.
14354 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
14355 numbers in the insn pattern.
14357 2012-01-19 Michael Matz <matz@suse.de>
14359 PR tree-optimization/46590
14360 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
14361 use it in remembering which conflicts we already created.
14362 (add_scope_conflicts): Adjust call to above, (de)allocate helper
14365 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
14368 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
14369 (merge_and_complain): Same.
14371 2012-01-19 Jakub Jelinek <jakub@redhat.com>
14374 * config/initfini-array.h: Guard content of the header
14375 with #ifdef HAVE_INITFINI_ARRAY.
14376 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
14377 Add initfini-array.h to tm_file here.
14378 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
14379 * config.gcc: Don't add initfini-array.h to tm_file here.
14380 * configure: Regenerated.
14382 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
14384 PR rtl-optimization/51505
14385 * df-problems.c (df_kill_notes): New parameter live. Update comment.
14386 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
14387 (df_note_bb_compute): Update the call to df_kill_notes.
14389 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
14391 * trans-mem.c (requires_barrier): Remove call to is_global_var.
14393 2012-01-18 Richard Guenther <rguenther@suse.de>
14395 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
14396 of conversions to void *.
14398 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14399 Richard Sandiford <rdsandiford@googlemail.com>
14401 PR middle-end/50325
14402 PR middle-end/51192
14403 * optabs.h (simplify_expand_binop): Declare.
14404 * optabs.c (simplify_expand_binop): Make global.
14405 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
14406 endian targets if the source cannot be exactly covered by word
14409 2012-01-17 Jakub Jelinek <jakub@redhat.com>
14412 * hard-reg-set.h (struct hard_reg_set_container): New type.
14413 * target.h (struct hard_reg_set_container): Forward declare.
14414 * target.def (set_up_by_prologue): New target hook.
14415 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
14416 * doc/tm.texi: Regenerated.
14417 * function.c (thread_prologue_and_epilogue_insns): Change
14418 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
14419 Call targetm.set_up_by_prologue on it.
14420 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
14421 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
14423 2012-01-17 Nick Clifton <nickc@redhat.com>
14425 * config/rx/rx.c (rx_can_use_simple_return): New function.
14426 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
14427 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
14429 2012-01-17 Richard Guenther <rguenther@suse.de>
14431 PR middle-end/51782
14432 * expr.c (expand_assignment): Take address-space information
14433 from the address operand of MEM_REF and TARGET_MEM_REF.
14434 (expand_expr_real_1): Likewise.
14436 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14438 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
14439 reload dump is requested.
14441 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
14444 * trans-mem.c (requires_barrier): Call may_be_aliased.
14446 2012-01-17 Jakub Jelinek <jakub@redhat.com>
14448 PR tree-optimization/51877
14449 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
14450 call arguments and fndecls compare equal, instead return false if they
14451 don't. Return true only if lhs1 and lhs2 are either both NULL, or
14452 both SSA_NAMEs that are valueized the same, or they satisfy
14455 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14457 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
14459 * configure: Regenerate.
14461 2012-01-16 Jan Hubicka <jh@suse.cz>
14465 * convert.c (convert_to_integer): Use fold_convert for
14466 converting an INTEGER_CST to integer type.
14468 2012-01-16 Jason Merrill <jason@redhat.com>
14471 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
14473 2012-01-16 Jakub Jelinek <jakub@redhat.com>
14476 * config/s390/s390.c (s390_chunkify_start): Don't skip
14477 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
14478 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
14479 If insn is followed by NOTE_INSN_VAR_LOCATION or
14480 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
14481 Don't use location of note insns.
14483 PR tree-optimization/51865
14484 * tree-inline.c (tree_function_versioning): Call remap_decl
14485 on DECL_RESULT whenever it has VOID_TYPE_P type.
14487 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
14489 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
14490 for calls to locally-binding MIPS16 functions if only the return
14491 type uses float regs.
14493 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
14494 Richard Sandiford <rdsandiford@googlemail.com>
14496 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
14497 (SYMBOL_32_HIGH): Likewise.
14498 (mips_output_tls_reloc_directive): Declare.
14499 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
14500 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
14501 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
14502 (mips_lo_relocs, mips_hi_relocs): Make extern.
14503 (mips16_stub_function): Move up file.
14504 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
14505 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
14506 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
14507 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
14508 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
14509 (mips_get_tp): Add MIPS16 support.
14510 (mips_legitimize_tls_address): Remove MIPS16 sorry().
14511 Generalize DTPREL and TPREL handling.
14512 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
14513 Add MIPS16 TLS support.
14514 (mips_output_tls_reloc_directive): New function.
14515 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
14516 * config/mips/predicates.md (symbolic_operand_with_high)
14517 (tls_reloc_operand): New predicates.
14518 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
14519 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
14520 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
14521 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
14522 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
14523 (*tls_get_tp_mips16_call_<mode>): Likewise.
14525 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
14527 PR rtl-optimization/51821
14528 * recog.c (peep2_find_free_register): Determine clobbered registers
14531 2012-01-14 Denis Chertykov <chertykov@gmail.com>
14534 * config/avr/avr-protos.h: Revert change of 2012-01-09.
14535 * config/avr/avr.c: Likewise.
14536 * config/avr/avr.h: Likewise.
14538 2012-01-13 Ian Lance Taylor <iant@google.com>
14541 * tree.h (TYPE_QUALS): Add cast to int.
14542 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
14544 2012-01-13 Ian Lance Taylor <iant@google.com>
14546 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
14547 comparing param_index to VEC_length result.
14549 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
14551 * c-decl.c: Do not include tree-mudflap.h
14552 * tree-optimize.c: Likewise.
14553 * Makefile.in: Update dependencies.
14555 2012-01-13 Richard Guenther <rguenther@suse.de>
14558 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
14559 variable-sized result always use RSO.
14561 2012-01-12 DJ Delorie <dj@redhat.com>
14563 * cfgexpand.c (convert_debug_memory_address): Allow any valid
14564 pointer type, not just the default pointer type.
14566 2012-01-09 Richard Henderson <rth@redhat.com>
14567 Denis Chertykov <chertykov@gmail.com>
14570 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
14571 * config/avr/avr.c (avr_can_eliminate): Simplify.
14572 (avr_initial_elimination_offset): Likewise.
14573 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
14574 (expand_epilogue): Likewise.
14575 (avr_legitimize_address): Gut.
14576 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
14577 (avr_hard_regno_nregs): New.
14578 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
14579 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
14580 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
14581 add soft frame pointer.
14582 (CALL_USED_REGISTERS): Likewise.
14583 (REG_CLASS_CONTENTS): Likewise.
14584 (REGISTER_NAMES): Likewise.
14585 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
14586 (HARD_FRAME_POINTER_REGNUM): New.
14587 (FRAME_POINTER_REGNUM): Use soft frame pointer.
14588 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
14589 remove the HARD_FRAME_POINTER self-elimination.
14591 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
14594 * config/avr/avr.c (avr_encode_section_info): Test for absence of
14595 DECL_EXTERNAL when checking for initializers of progmem variables.
14597 2012-01-12 Ira Rosen <irar@il.ibm.com>
14599 PR tree-optimization/51799
14600 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
14601 that the last operation is a type demotion.
14603 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
14605 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
14606 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
14608 2012-01-11 Jakub Jelinek <jakub@redhat.com>
14611 * combine.c (distribute_notes): If i3 is a noreturn call,
14612 allow old_size to be equal to args_size and make sure the
14613 noreturn call gets REG_ARGS_SIZE note.
14614 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
14615 on noreturn calls even when the delta is 0.
14617 2012-01-11 Nathan Sidwell <nathan@acm.org>
14619 * gcov.c (STRING_SIZE): Remove.
14620 (generate_results): Erase annotations for source files with no
14621 coverage information.
14623 (output_lines): Use it.
14625 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
14627 * gimple.h (gimplify_body): Remove first argument.
14628 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
14629 pointer set here, instead just pass DATA to walk_tree.
14630 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
14631 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
14632 (unvisit_body): Likewise, but with unmark_visited.
14633 (gimplify_body): Remove BODY_P argument and adjust.
14634 (gimplify_function_tree): Adjust call to gimplify_body.
14635 * omp-low.c (finalize_task_copyfn): Likewise.
14637 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
14639 * tree.h (build_function_decl_skip_args): Add boolean parameter.
14640 (build_function_type_skip_args): Delete.
14641 * tree.c (build_function_type_skip_args): Make static and add
14642 SKIP_RETURN parameter. Fix thinko in the handling of variants.
14643 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
14644 pass it to build_function_type_skip_args.
14645 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
14646 (tree_function_versioning): Likewise.
14647 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
14648 build_function_decl_skip_args.
14649 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
14650 and pass it to build_function_decl_skip_args/tree_function_versioning.
14651 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
14652 * ipa-inline-transform.c (save_inline_function_body): Likewise.
14653 * trans-mem.c (ipa_tm_create_version): Likewise.
14654 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
14655 * tree-inline.c (declare_return_variable): Remove always-true test.
14656 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
14657 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
14658 * ipa-split.c (split_function): Skip the return value for the split
14659 part if it doesn't return.
14661 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14663 PR tree-optimization/49642
14664 * ipa-split.c (forbidden_dominators): New variable.
14665 (check_forbidden_calls): New function.
14666 (dominated_by_forbidden): Likewise.
14667 (consider_split): Check for forbidden dominators.
14668 (execute_split_functions): Initialize and free forbidden
14669 dominators info; call check_forbidden_calls.
14671 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
14673 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
14675 2012-01-11 Nick Clifton <nickc@redhat.com>
14677 * config/rx/rx.md (return): Define pattern.
14679 2012-01-11 Richard Guenther <rguenther@suse.de>
14681 * doc/extend.texi (malloc attribute): Adjust according to
14684 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
14685 Patrick Marlier <patrick.marlier@gmail.com>
14687 PR middle-end/51516
14688 * trans-mem.c (get_cg_data): Traverse aliases if requested.
14689 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
14690 (ipa_tm_note_irrevocable): Same.
14691 (ipa_tm_scan_irr_block): Same.
14692 (ipa_tm_decrement_clone_counts): Same.
14693 (ipa_tm_scan_irr_function): Same.
14694 (ipa_tm_create_version_alias): Same.
14695 (ipa_tm_create_version): Same.
14696 (ipa_tm_transform_calls_redirect): Same.
14697 (ipa_tm_transform_calls): Same.
14698 (ipa_tm_transform_transaction): Same.
14699 (ipa_tm_execute): Same.
14701 2012-01-10 Richard Guenther <rguenther@suse.de>
14703 PR middle-end/51806
14704 * opts.c (common_handle_option): Handle -Werror.
14706 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
14708 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
14711 2012-01-10 Jason Merrill <jason@redhat.com>
14713 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
14716 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14718 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
14719 supports R_386_TLS_GD_PLT reloc.
14720 (gcc_cv_as_ix86_tlsldmplt): Check if linker
14721 supports R_386_TLS_LDM_PLT reloc.
14722 * configure: Regenerate.
14723 * config.in: Regenerate.
14725 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
14728 Extend __pgmx semantics to linearize memory.
14729 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
14730 determine if code comes inline or from libgcc.
14731 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
14732 (movmem_qi, movmem_qi): Set constraint #2 to "n".
14733 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
14734 (movmemx_qi, movmemx_hi): New insns.
14735 (xload_<mode>_libgcc): Rewrite to new insn condition.
14736 (xload_<mode>): Remove insns.
14737 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
14738 cases that don't satisfy avr_xload_libgcc_p().
14739 (avr_addr_space_convert): Allow converting in any direction.
14740 (avr_addr_space_subset_p): Return always true.
14741 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
14742 (avr_emit_movmemhi): Ditto.
14743 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
14744 (avr_out_movmem): Ditto.
14745 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
14746 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
14747 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
14748 (avr_encode_section_info): Encode 'progmem' in symbol flags.
14749 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
14751 2012-01-10 Richard Guenther <rguenther@suse.de>
14753 PR tree-optimization/50913
14754 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
14755 Require data-refs to be representable by Graphite with respect
14758 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
14760 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
14761 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
14763 2012-01-10 Tom de Vries <tom@codesourcery.com>
14765 PR rtl-optimization/51271
14766 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
14767 handling annulled branch.
14769 2012-01-10 Richard Henderson <rth@redhat.com>
14771 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
14772 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
14773 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
14774 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
14775 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
14776 arm_expand_vec_perm_const): New.
14777 * config/arm/arm-protos.h: Update.
14778 * config/arm/neon.md (UNSPEC_VCONCAT): New.
14779 (*neon_vswp<VDQX>): New.
14780 (neon_vcombine<VDX>): Use neon_split_vcombine.
14781 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
14782 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
14783 (vec_perm<VE>): New.
14785 2012-01-10 Richard Henderson <rth@redhat.com>
14787 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
14788 use it if reload_completed.
14789 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
14790 arm_output_asm_insn, arm_process_output_memory_barrier,
14791 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
14792 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
14793 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
14794 arm_process_output_sync_insn, arm_output_sync_insn,
14795 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
14796 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
14797 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
14798 (emit_unlikely_jump): New.
14799 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
14800 (arm_split_atomic_op): New.
14801 * config/arm/arm-protos.h: Update.
14802 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
14803 (struct arm_sync_generator): Remove.
14804 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
14805 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
14806 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
14807 (VUNSPEC_LL, VUNSPEC_SC): New.
14808 (sync_result, sync_memory, sync_required_value, sync_new_value,
14809 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
14810 (attr length): Don't use arm_sync_loop_insns.
14811 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
14812 (movsfcc, movdfcc): Likewise.
14813 * config/arm/constraints.md (Ua): New.
14814 * config/arm/prediates.md (mem_noofs_operand): New.
14815 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
14816 (sync_clobber, sync_t2_reqd): Remove.
14817 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
14818 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
14819 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
14820 (arm_sync_compare_and_swap<SIDI>): Remove.
14821 (arm_sync_compare_and_swap<NARROW>): Remove.
14822 (arm_sync_lock_test_and_set<SIDI>): Remove.
14823 (arm_sync_lock_test_and_set<NARROW>): Remove.
14824 (arm_sync_new_<syncop><SIDI>): Remove.
14825 (arm_sync_new_<syncop><NARROW>): Remove.
14826 (arm_sync_new_nand<SIDI>): Remove.
14827 (arm_sync_new_nand<NARROW>): Remove.
14828 (arm_sync_old_<syncop><SIDI>): Remove.
14829 (arm_sync_old_<syncop><NARROW>): Remove.
14830 (arm_sync_old_nand<SIDI>): Remove.
14831 (arm_sync_old_nand<NARROW>): Remove.
14832 (*memory_barrier): Merge arm_output_memory_barrier.
14833 (atomic_compare_and_swap<QHSD>): New.
14834 (atomic_compare_and_swap<NARROW>_1): New.
14835 (atomic_compare_and_swap<SIDI>_1): New.
14836 (atomic_exchange<QHSD>): New.
14837 (cas_cmp_operand, cas_cmp_str): New.
14838 (atomic_op_operand, atomic_op_str): New.
14839 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
14840 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
14841 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
14842 (arm_load_exclusive<NARROW>): New.
14843 (arm_load_exclusivesi, arm_load_exclusivedi): New.
14844 (arm_store_exclusive<QHSD>): New.
14846 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
14848 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
14849 reload patterns if -mvsx-scalar-memory.
14851 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
14852 generated, even -mno-vsx-scalar-double was used.
14853 (vsx_xscvdpsp_scalar): Likewise.
14854 (vsx_xscvspdp_scalar2): Likewise.
14856 2012-01-09 Tom de Vries <tom@codesourcery.com>
14857 Andrew Pinski <apinski@cavium.com>
14860 * reorg.c (fill_slots_from_thread): Don't speculate
14861 frame-related insns.
14863 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
14865 * sched-int.h (bb_note): Move to...
14866 * basic-block.h: ...here.
14867 * haifa-sched.c (bb_note): Move to...
14868 * cfgrtl.c: ...here.
14869 * function.c (next_block_for_reg): New function.
14870 (move_insn_for_shrink_wrap): Likewise.
14871 (prepare_shrink_wrap): Rewrite to use the above.
14873 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
14875 * gimple.c (is_gimple_non_addressable): Remove.
14876 * gimple.h: Remove is_gimple_non_addressable.
14877 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
14878 is_gimple_non_addressable.
14879 * trans-mem.c (expand_assign_tm): Same.
14881 2012-01-09 Richard Guenther <rguenther@suse.de>
14883 PR tree-optimization/51775
14884 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
14885 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
14887 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
14889 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
14891 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
14893 2012-01-09 Richard Guenther <rguenther@suse.de>
14895 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
14897 2012-01-08 Jan Hubicka <jh@suse.cz>
14899 PR tree-optimize/51680
14900 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
14901 on when known_vals needs to be computed; cleanup.
14903 2012-01-08 Jan Hubicka <jh@suse.cz>
14905 PR tree-optimize/51694
14906 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
14908 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
14910 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
14911 for -std=c++98 and -std=c++11 too.
14913 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
14915 * cfgloop.c (cancel_loop): Add free() of bbs array.
14917 2012-01-07 Jan Hubicka <jh@suse.cz>
14919 PR tree-optimization/51600
14920 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
14921 that benefits small functions.
14923 2012-01-07 Jan Hubicka <jh@suse.cz>
14925 * ipa-inline.c (want_inline_small_function_p): Fix formating.
14927 2012-01-07 Jan Hubicka <jh@suse.cz>
14929 PR tree-optimization/51680
14930 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
14931 whose inlining reduce unit size.
14933 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
14936 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
14937 Add canonical node to containing_mem chain after the non-canonical
14938 one, even if there weren't any locs to propagate.
14939 (remove_useless_values): Keep only canonical values.
14940 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
14941 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
14942 canonicalize mem_chain elements that are not discarded.
14944 2012-01-06 Jakub Jelinek <jakub@redhat.com>
14947 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
14948 before emitting functions.
14950 PR gcov-profile/50127
14951 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
14952 clear_aux_for_blocks.
14954 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
14957 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
14959 2012-01-06 Arnaud Charlet <charlet@adacore.com>
14961 * c-decl.c (ext_block): Moved up.
14962 (collect_all_refs, for_each_global_decl): Take ext_block into account.
14964 2012-01-06 Han Shen <shenhan@google.com>
14966 Translate built-in include paths for sysroot.
14967 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
14968 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
14970 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
14971 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
14973 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
14974 control whether sysroot should be prepended to gxx include dir.
14976 * configure: Regenerate.
14978 2012-01-06 Torvald Riegel <triegel@redhat.com>
14980 PR rtl-optimization/51771
14981 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
14982 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
14984 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
14986 PR tree-optimization/51315
14987 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
14988 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
14990 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
14993 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
14994 for shrp pattern. Correctly handle and fixup shift variable.
14995 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
14997 2012-01-05 Jakub Jelinek <jakub@redhat.com>
15000 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
15001 note when !ACCUMULATE_OUTGOING_ARGS.
15003 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
15005 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
15007 (extract_range_from_unary_expr_1): Avoid useless computations.
15009 2012-01-05 Jakub Jelinek <jakub@redhat.com>
15011 PR rtl-optimization/51767
15012 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
15013 of jump_block and add an extra edge for degenerated asm gotos.
15015 PR middle-end/51768
15016 * stmt.c (check_unique_operand_names): Don't ICE during error
15017 reporting if i is from labels chain.
15019 PR middle-end/44777
15020 * profile.c (branch_prob): Split bbs that have exit edge
15021 and need a fake entry edge too.
15023 2012-01-05 Jan Hubicka <jh@suse.cz>
15025 PR middle-end/49710
15026 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
15029 2012-01-05 Richard Guenther <rguenther@suse.de>
15032 * tree-streamer-out.c (write_ts_optimization): New function.
15033 (streamer_write_tree_body): Call it.
15034 * tree-streamer-in.c (lto_input_ts_optimization): New function.
15035 (streamer_read_tree_body): Call it.
15036 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
15038 2012-01-05 Jakub Jelinek <jakub@redhat.com>
15040 PR middle-end/51761
15041 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
15042 * gimplify.c (gimplify_cleanup_point_expr): Save and set
15043 in_cleanup_point_expr before gimplify_stmt call and restore it
15045 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
15046 in_cleanup_point_expr is false.
15048 2012-01-05 Richard Guenther <rguenther@suse.de>
15050 PR middle-end/51764
15051 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
15053 * toplev.c (process_options): Reject combining mudflap and LTO.
15054 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
15056 2012-01-05 Richard Guenther <rguenther@suse.de>
15058 PR tree-optimization/51760
15059 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
15061 (bit_value_unop): Handle UNDEFINED operands.
15062 (bit_value_binop): Likewise.
15064 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
15066 * config/avr/avr.c (avr_replace_prefix): Remove.
15067 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
15068 (avr_asm_function_rodata_section): Ditto.
15069 (avr_asm_select_section): Ditto.
15071 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
15073 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
15076 2012-01-05 Jakub Jelinek <jakub@redhat.com>
15079 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
15080 calls that have any non-fake successor edges.
15083 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
15085 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
15087 PR tree-optimization/51624
15088 * tree-sra.c (build_ref_for_model): When replicating a chain of
15089 COMPONENT_REFs, stop as soon as the offset would become negative.
15091 2012-01-04 Jakub Jelinek <jakub@redhat.com>
15094 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
15095 in .debug_loc on the floor.
15097 2012-01-04 Andrew Pinski <apinski@cavium.com>
15099 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
15101 2012-01-04 Andrew Pinski <apinski@cavium.com>
15102 Adam Nemet <anemet@caviumnetworks.com>
15104 * config/mips/mips.md (size): Add SI and DI.
15105 (SIZE): New mode attribute.
15106 (U): New code attribute.
15107 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
15108 (mips_lbux_<mode>): Delete.
15109 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
15110 (mips_lhx): Use gen_mips_lhx_extsi.
15111 (mips_lhx_<mode>): Delete.
15112 (mips_lwx): Delete.
15113 (mips_l<size>x): New expand.
15114 (mips_lwx_<mode>): Delete.
15115 (mips_l<GPR:size>x_<P:mode>): New pattern.
15116 (*mips_lw<u>x_<P:mode>_ext): Likewise.
15117 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
15118 * config/mips/mips.c (mips_lx_address_p): New function.
15119 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
15120 (dsp64): New availability predicate.
15121 (mips_builtins): Add an entry for __builtin_mips_ldx.
15122 * config/mips/mips.h (ISA_HAS_LBX): New define.
15123 (ISA_HAS_LBUX): Likewise.
15124 (ISA_HAS_LHX): Likewise.
15125 (ISA_HAS_LHUX): Likewise.
15126 (ISA_HAS_LWX): Likewise.
15127 (ISA_HAS_LWUX): Likewise.
15128 (ISA_HAS_LDX): Likewise.
15129 * doc/extend.texi (__builtin_mips_ldx): Document.
15131 2012-01-04 Tristan Gingold <gingold@adacore.com>
15133 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
15134 when long pointers are used.
15135 * config.build (*-*-*vms*): Handle all OpenVMS targets.
15136 (alpha64-dec-*vms*, alpha*-dec-*vms*)
15137 (ia64-hp-*vms*): Remove.
15138 * config/vms/xm-vms64.h: Delete.
15140 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
15142 PR middle-end/51472
15143 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
15145 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
15147 * opts.c (finish_options): Remove duplicate sorry.
15149 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
15151 PR middle-end/51696
15152 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
15155 2012-01-04 Richard Guenther <rguenther@suse.de>
15157 PR middle-end/51750
15158 * tree.c (size_low_cst): New function.
15159 * tree.h (size_low_cst): Declare.
15160 * fold-const.c (fold_comparison): Use it to extract the low
15161 part of the POINTER_PLUS_EXPR offset.
15163 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
15165 Fix clearing ZERO_REG
15166 * config/avr/avr.md (cc): Add alternative "ldi".
15167 (movqi_insn): Use it in cc attribute.
15168 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
15169 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
15170 (output_reload_insisf): Use ZERO_REG to pre-clear register.
15172 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15174 * configure: Regenerate.
15176 2012-01-04 Richard Guenther <rguenther@suse.de>
15178 PR tree-optimization/49651
15179 * tree-ssa-structalias.c (type_can_have_subvars): New function.
15180 (var_can_have_subvars): Use it.
15181 (get_constraint_for_1): Only consider subfields if there can be any.
15183 2012-01-03 Jakub Jelinek <jakub@redhat.com>
15186 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
15187 to its new canonical_cselib_val and the cselib_val was in
15188 first_containing_mem chain, but the canonical_cselib_val was not,
15189 add the latter into the chain.
15190 (cselib_invalidate_mem): Compare canonical_cselib_val of
15191 addr_list chain elt with v.
15194 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
15195 dwarf2out_undef): Allocate e.info using ggc_strdup instead
15197 (output_macinfo_op): Don't ggc_strdup fd->filename.
15198 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
15199 then ggc_strdup it. Don't free inc->info or cur->info.
15200 (output_macinfo): Don't free ref->info or file->info.
15202 2012-01-03 Ira Rosen <irar@il.ibm.com>
15204 PR tree-optimization/51269
15205 * tree-vect-loop-manip.c (set_prologue_iterations): Make
15206 first_niters a pointer.
15207 (slpeel_tree_peel_loop_to_edge): Likewise.
15208 (vect_do_peeling_for_loop_bound): Update call to
15209 slpeel_tree_peel_loop_to_edge.
15210 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
15211 here. Remove it from the parameters list.
15212 (vect_do_peeling_for_alignment): Update calls and compute
15213 wide_prolog_niters.
15215 2012-01-03 Richard Guenther <rguenther@suse.de>
15217 PR tree-optimization/51070
15218 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
15219 Properly handle calls.
15221 2012-01-03 Richard Guenther <rguenther@suse.de>
15223 PR tree-optimization/51692
15224 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
15225 the LHS of allocation stmts.
15227 2012-01-03 Olivier Hainque <hainque@adacore.com>
15229 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
15231 2012-01-03 Olivier Hainque <hainque@adacore.com>
15233 * collect2.c (main): In AIX specific computations for vector
15234 insertions, use CONST_CAST2 to cast from char ** to const char **.
15236 2012-01-03 Richard Guenther <rguenther@suse.de>
15239 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
15240 the context of a limbo DIE when it does not already exist.
15242 2012-01-03 Jakub Jelinek <jakub@redhat.com>
15244 PR tree-optimization/51719
15245 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
15246 but direct call is, clear direct call's lhs and don't add fallthrough
15247 edge from dcall_bb to join_bb and PHIs.
15249 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15251 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
15252 the instructions emitted by the pattern.
15253 ("*TDC_insn_<mode>"): Add comment.
15255 2012-01-03 Richard Guenther <rguenther@suse.de>
15257 PR middle-end/51730
15258 * fold-const.c (fold_comparison): Properly canonicalize
15259 tree offset and HOST_WIDE_INT bit position.
15261 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
15263 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
15264 operands for extzv pattern.
15266 2012-01-02 Jakub Jelinek <jakub@redhat.com>
15269 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
15272 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
15274 * doc/invoke.texi (-flto and related options): Copy-edit.
15276 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
15278 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
15280 2012-01-02 Jakub Jelinek <jakub@redhat.com>
15282 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
15285 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
15287 * expr.h (move_by_pieces_ninsns): Declare.
15288 * expr.c (move_by_pieces_ninsns): Make external.
15289 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
15290 (mips_store_by_pieces_p): Likewise.
15291 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
15292 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
15293 * config/mips/mips.c (mips_move_by_pieces_p): New function.
15294 (mips_store_by_pieces_p): Likewise.
15296 2012-01-02 Jakub Jelinek <jakub@redhat.com>
15298 * passes.c (register_one_dump_file): Free full_name.
15300 * reload1.c (reload): Don't allocate reg_max_ref_width here.
15301 (calculate_elim_costs_all_insns): Free offsets_at and
15302 offsets_known_at at the end and clear the pointers.
15304 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
15306 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
15307 this option introduced in r180739.
15309 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
15312 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
15313 (tmake_file target=avr): Add avr/t-multilib.
15315 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
15316 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
15317 * config/avr/genmultilib.awk: New file.
15318 * config/avr/t-multilib: New auto-generated file.
15319 * config/avr/multilib.h: New auto-generated file.
15320 * config/avr/t-avr (AVR_MCUS): New variable.
15321 (genopt.sh): Use it.
15322 (s-mlib): Depend on t-multilib.
15323 (t-multilib, multilib.h): New dependencies.
15324 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
15325 (MULTILIB_OPTIONS): Remove.
15326 (MULTILIB_MATCHES): Remove.
15327 (MULTILIB_DIRNAMES): Remove.
15328 (MULTILIB_EXCEPTIONS): Remove:
15329 * config/avr/genopt.sh: Don't use hard coded file name;
15330 pass AVR_MCUS from t-avr instead.
15332 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
15334 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
15336 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
15338 Implement light-weight DImode support.
15339 * config/avr/avr-dimode.md: New file.
15340 * config/avr/avr.md: Include it.
15341 (adjust_len): Add plus64, compare64.
15342 (HIDI): Remove code iterator.
15343 (code_stdname): New code attribute.
15344 (rotx, rotsmode): Remove DI.
15345 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
15347 * config/avr/avr-protos.h (avr_have_dimode): New.
15348 (avr_out_plus64, avr_out_compare64): New.
15349 * config/avr/avr.c (avr_out_compare): Handle DImode.
15350 (avr_have_dimode): New variable definition and initialization.
15351 (avr_out_compare64, avr_out_plus64): New functions.
15352 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
15353 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
15354 (avr_compare_pattern): Skip DImode comparisons.
15356 2012-01-02 Revital Eres <revital.eres@linaro.org>
15358 * ddg.c (def_has_ccmode_p): New function.
15359 (add_cross_iteration_register_deps,
15360 create_ddg_dep_from_intra_loop_link): Call it.
15362 2012-01-02 Richard Guenther <rguenther@suse.de>
15365 * invoke.texi (fassociative-math): Remove spurious paranthesis.
15367 2012-01-01 Jakub Jelinek <jakub@redhat.com>
15369 * gcc.c (process_command): Update copyright notice dates.
15370 * gcov.c (print_version): Likewise.
15371 * gcov-dump.c (print_version): Likewise.
15372 * mips-tfile.c (main): Likewise.
15373 * mips-tdump.c (main): Likewise.
15375 2012-01-01 Ira Rosen <irar@il.ibm.com>
15377 PR tree-optimization/51704
15378 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
15379 a use is inside the basic block or loop before accessing its vect info.
15381 2012-01-01 Jan Hubicka <jhjh@suse.cz>
15383 PR rtl-optimization/51069
15384 * cfgloopmanip.c (remove_path): Removing path making irreducible
15385 region unconditional makes BB part of the region.
15387 2012-01-01 Jakub Jelinek <jakub@redhat.com>
15389 PR tree-optimization/51683
15390 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
15391 calls with side-effects.
15392 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
15394 Copyright (C) 2012 Free Software Foundation, Inc.
15396 Copying and distribution of this file, with or without modification,
15397 are permitted in any medium without royalty provided the copyright
15398 notice and this notice are preserved.