1 2012-07-03 Roland McGrath <mcgrathr@google.com>
3 * configure.ac (HAVE_AS_IX86_REP_LOCK_PREFIX): Also require that the
4 assembler accept 'rep bsf ...', 'rep bsr ...', 'rep ret' and 'rep nop'.
5 * configure: Regenerated.
6 * config/i386/i386.md (simple_return_internal_long): Use %;
7 (ctz<mode>2): Likewise.
10 2012-07-02 Oleg Endo <olegendo@gcc.gnu.org>
13 * config/sh/predicates.md (t_reg_operand, negt_reg_operand): New
15 * config/sh/sh-protos.h (get_t_reg_rtx): New prototype.
16 * config/sh/sh.c (get_t_reg_rtx): New function. Use it when invoking
17 gen_branch_true and gen_branch_false.
18 * config/sh/sh.md: Use get_t_reg_rtx when invoking gen_branch_true and
20 (branch_true, branch_false): Use t_reg_operand predicate.
21 (*branch_true, *branch_false): Delete.
22 (movt): Use t_reg_operand predicate.
23 (*negnegt): Use negt_reg_operand predicate and fold little and big
25 (*movtt): Use t_reg_operand and fold little and big endian variants.
28 2012-07-02 Steven Bosscher <steven@gcc.gnu.org>
30 * stmt.c (emit_case_bit_tests): Remove.
31 (expand_case): Remove expand_switch_using_bit_tests_p code.
32 * tree-switch-conversion.c (hoist_edge_and_branch_if_true): New.
33 (MAX_CASE_BIT_TESTS): Moved from stmt.c to here.
34 (lshift_cheap_p): Likewise.
35 (expand_switch_using_bit_tests_p): Likewise.
36 (struct case_bit_test): Likewise.
37 (case_bit_test_cmp): Likewise.
38 (emit_case_bit_tests): New implementation for GIMPLE.
39 (gen_inbound_check): Do not release post-dominator info here.
40 (process_switch): Reorder code. Expand as bit tests if it
42 (do_switchconv): Release post-dominator info here if something changed.
43 (struct gimple_opt_pass): Verify more.
44 * tree.h (expand_switch_using_bit_tests_p): Remove prototype.
46 2012-07-02 Martin Jambor <mjambor@suse.cz>
49 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
50 dynamic type change check.
52 2012-07-02 Richard Guenther <rguenther@suse.de>
53 Michael Matz <matz@suse.de>
54 Tobias Grosser <tobias@grosser.es>
55 Sebastian Pop <sebpop@gmail.com>
57 * Makefile.in: Remove PPL flags in favor of ISL ones.
58 (BACKENDLIBS): Remove PPL libs.
59 (INCLUDES): Remove PPL includes in favor of ISL ones.
60 (graphite-clast-to-gimple.o): Remove graphite-dependences.h and
61 graphite-cloog-compat.h dependencies.
62 (graphite-dependences.o): Likewise.
63 (graphite-poly.o): Likewise.
64 * configure.ac: Declare ISL vars instead of PPL ones.
65 * configure: Regenerated.
66 * doc/install.texi: Replace PPL requirement documentation with ISL one.
67 * graphite-blocking.c: Remove PPL code, add ISL equivalent.
68 * graphite-clast-to-gimple.c: Likewise.
69 * graphite-dependences.c: Likewise.
70 * graphite-interchange.c: Likewise.
71 * graphite-poly.h: Likewise.
72 * graphite-poly.c: Likewise.
73 * graphite-sese-to-poly.c: Likewise.
74 * graphite.c: Likewise.
75 * graphite-scop-detection.c: Re-arrange includes.
76 * graphite-cloog-util.c: Remove.
77 * graphite-cloog-util.h: Likewise.
78 * graphite-ppl.h: Likewise.
79 * graphite-ppl.c: Likewise.
80 * graphite-dependences.h: Likewise.
82 2012-07-02 Richard Guenther <rguenther@suse.de>
84 Merge from graphite branch
85 2011-07-21 Tobias Grosser <tobias@grosser.es>
87 * Makefile.in (graphite-clast-to-gimple.o, graphite-cloog-util.o):
88 Remove graphite-cloog-util.h.
89 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop,
90 build_iv_mapping, translate_clast_user, translate_clast,
91 free_scattering, initialize_cloog_names, build_cloog_prog,
92 create_params_index): Do not use old compatibility functions.
93 (clast_name_to_index, set_cloog_options): Remove code for legacy cloog.
94 * graphite-cloog-util.c (openscop_print_cloog_matrix): Do not use old
95 compatibility functions.
96 (new_Cloog_Scattering_from_ppl_Polyhedron): Remove code for legacy
98 * graphite-cloog-util.h: Remove include of graphite-cloog-util.h.
99 * graphite.c (graphite.c): Do not call outdated cloog_initialize() and
101 * graphite-cloog-compat.h: Remove.
103 2011-08-09 Tobias Grosser <tobias@grosser.es>
105 * graphite-clast-to-gimple.c (new_clast_name_index): Store a copy
106 of the string, no just a reference.
107 (clast_name_index): Add a new field, that specifies if we need to free
109 (free_clast_name_index): If necessary, free the name string.
110 (clast_name_index_elt_info): Calculate the hash based on the string
111 content, not the memory location it is stored in.
112 (clast_name_to_level): Specify that we do not need to free the name.
113 (clast_name_to_index): Dito.
114 (clast_name_to_lb_ub): Dito.
115 (eq_clast_name_indexes): Compare the strings, not their base pointers.
116 (free_scattering): Removed.
117 (initialize_cloog_names): Renamed to add_names_to_union_domain().
118 (add_names_to_union_domain): Changed to work on a union_domain,
119 instead of a CloogNames structure.
120 (build_cloog_prog): Removed.
121 (build_cloog_union_domain): New.
122 (generate_cloog_input): New.
123 (scop_to_clast): Use CloogInput instead of CloogProgram.
124 (print_generated_program): Adapt to new scop_to_clast() and do not
125 print the CloogProgram any more.
126 (create_params_index): Removed, functionality integrated in
127 add_names_to_union_domain().
128 (gloog): Adapt to new scop_to_clast().
129 * graphite-clast-to-gimple.h (scop_to_clast): Remove.
131 2012-01-11 Tobias Grosser <tobias@grosser.es>
133 * graphite-clast-to-gimple.c (clast_name_to_index,
134 clast_name_to_lb_ub, clast_name_to_gcc): Change types.
135 (clast_to_gcc_expression): Add clast_expr_name as a new
136 case. Do not assume a clast_expr_term points always to a
138 (type_for_clast_term): Do not assume a clast_expr_term points always to
140 (type_for_clast_name): New.
141 (type_for_clast_expr): Add clast_expr_name as a new case.
143 2011-08-03 Sebastian Pop <sebpop@gmail.com>
145 * graphite-cloog-util.c (new_Cloog_Domain_from_ppl_Polyhedron,
146 new_Cloog_Scattering_from_ppl_Polyhedron,
147 new_Cloog_Domain_from_ppl_Pointset_Powerset): Remove ATTRIBUTE_UNUSED.
149 2012-07-02 Jakub Jelinek <jakub@redhat.com>
151 PR tree-optimization/53645
152 * tree-vect-generic.c (expand_vector_divmod): Use TYPE_MODE (type)
153 instead of TYPE_MODE (wider_type) as can_vec_perm_p argument.
155 2012-07-01 Wei Guozhi <carrot@google.com>
158 * config/arm/arm-protos.h (const_ok_for_dimode_op): New prototype.
159 * config/arm/arm.c (const_ok_for_dimode_op): New function.
160 * config/arm/constraints.md (Dd): New constraint.
161 * config/arm/predicates.md (arm_adddi_operand): New predicate.
162 * config/arm/arm.md (adddi3): Extend it to handle constants.
163 (arm_adddi3): Likewise.
164 (addsi3_carryin_<optab>): Extend it to handle sbc case.
165 (addsi3_carryin_alt2_<optab>): Likewise.
166 * config/arm/neon.md (adddi3_neon): Extend it to handle constants.
168 2012-06-30 Nathan Sidwell <nathan@acm.org>
170 * coverage.c (bbg_file_stamp): New.
171 (read_counts_file): Merge incoming stamp with bbg_file_stamp.
172 (build_info): Write bbg_file_stamp.
173 (coverage_init): Initialize bbg_file_stamp. Read counts file
174 before writing graph header.
175 (coverage_finish): Don't unlink the data file if we can generate a
177 * tree.h (crc32_unsigned): Declare.
178 * tree.c (crc32_unsigned_bits): New, broken out of ...
179 (crc32_byte): ... here. Use it.
180 (crc32_unsigned): New.
182 2012-06-29 Cary Coutant <ccoutant@google.com>
184 * dwarf2out.c (add_pubname_string): Don't check for want_pubnames.
185 (gen_subprogram_die): Don't add pubname if want_pubnames is false.
186 (gen_variable_die): Likewise.
187 (gen_namespace_die): Likewise.
189 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
191 * tree-eh.c (lower_try_finally_switch): Really put the location of the
192 last statement of the finally block onto the switch.
194 2012-06-29 H.J. Lu <hongjiu.lu@intel.com>
197 * config/i386/gnu-user64.h (WCHAR_TYPE): Use "int" only for
200 2012-06-29 Sterling Augustine <saugustine@google.com>
202 * dwarf2out.c (add_pubname): Add comment.
203 (add_pubtype): Fix indentation.
204 (gen_enumeration_type_die): Likewise.
206 2012-06-29 Jakub Jelinek <jakub@redhat.com>
208 * tree-vect-generic.c (expand_vector_divmod): For even/odd
209 widening multiply, put even always as first argument to VEC_PERM_EXPR.
211 2012-06-29 Richard Henderson <rth@redhat.com>
213 * tree-vect-generic.c: Include target.h.
214 (expand_vector_divmod): Use builtin_mul_widen_even/odd if supported.
215 * Makefile.in (tree-vect-generic.o): Update.
217 2012-06-29 Steven Bosscher <steven@gcc.gnu.org>
219 * configure.ac: Remove special gtfiles case for C.
220 * configure: Regenerate.
221 * Makefile.in: Remove C front-end hooks and build hooks that
222 will be picked up from c/Make-lang.in now.
223 Add tree-mudflap to C_COMMON_OBJS.
224 * gengtype.c (files_rules): Adjust gt-files for c/c-decl.c.
225 * config/vms/vms.c: Look for c-tree.h in c/.
226 * doc/gty.texi: Remove reference to c-config-lang.in.
227 * doc/sourcebuild.texi: Document the c/ subdirectory.
229 2012-06-29 Steven Bosscher <steven@gcc.gnu.org>
231 * system.h (CASE_USE_BIT_TESTS): Poison.
232 * stmt.c (CASE_USE_BIT_TESTS): Fold away into its only user ...
233 (expand_switch_using_bit_tests_p): ...here.
234 * doc/tm.texi.in (CASE_USE_BIT_TESTS): Remove documentation.
235 * doc/tm.texi (CASE_USE_BIT_TESTS): Regenerate.
237 2012-06-29 Steven Bosscher <steven@gcc.gnu.org>
239 * system.h (IFCVT_EXTRA_FIELDS): Poison.
240 (IFCVT_INIT_EXTRA_FIELDS): Poison.
241 * basic-block.h (struct ce_if_block): Remove IFCVT_EXTRA_FIELDS.
242 * ifcvt.c (find_if_header): Use IFCVT_MACHDEP_INIT instead of
243 IFCVT_INIT_EXTRA_FIELDS.
244 * gengtype-parse.c (struct_field_seq): Remove obsolete comment.
245 * config/frv/frv.h (IFCVT_INIT_EXTRA_FIELDS): Rename to
247 * config/frv/frv.c (frv_ifcvt_init_extra_fields): Rename to
248 frv_ifcvt_machdep_init.
249 * doc/tm.texi.in (IFCVT_INIT_EXTRA_FIELDS, IFCVT_EXTRA_FIELDS):
250 Remove documentation.
251 (IFCVT_MACHDEP_INIT): Document.
252 * doc/tm.texi: Regenerate.
254 2012-06-29 Nick Clifton <nickc@redhat.com>
256 * config/lm32/lm32.c (lm32_compute_frame_size): Fix typo.
258 2012-06-29 Jakub Jelinek <jakub@redhat.com>
260 * tree-vect-stmts.c (vectorizable_operation): Check both
261 VEC_WIDEN_MULT_LO_EXPR and VEC_WIDEN_MULT_HI_EXPR optabs.
262 Verify that operand[0]'s mode is TYPE_MODE (wide_vectype).
264 2012-06-28 Richard Henderson <rth@redhat.com>
266 * doc/generic.texi (MULT_HIGHPART_EXPR): Document it.
268 2012-06-28 Jakub Jelinek <jakub@redhat.com>
270 PR tree-optimization/51581
271 * tree-vect-stmts.c (permute_vec_elements): Add forward decl.
272 (vectorizable_operation): Handle vectorization of MULT_HIGHPART_EXPR
273 also using VEC_WIDEN_MULT_*_EXPR or builtin_mul_widen_* plus
274 VEC_PERM_EXPR if vector MULT_HIGHPART_EXPR isn't supported.
275 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use
276 MULT_HIGHPART_EXPR instead of VEC_WIDEN_MULT_*_EXPR and shifts.
278 PR tree-optimization/53645
279 * tree-vect-generic.c (expand_vector_divmod): Use MULT_HIGHPART_EXPR
280 instead of VEC_WIDEN_MULT_{HI,LO}_EXPR followed by VEC_PERM_EXPR
283 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
286 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
287 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
288 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
289 avr_hard_regno_call_part_clobbered.
291 2012-06-28 Richard Guenther <rguenther@suse.de>
294 * expr.c (expand_expr_real_1): Verify if the type is complete
295 before inspecting its size.
297 2012-06-28 Andreas Schwab <schwab@linux-m68k.org>
299 * doc/include/gpl.texi: Remove.
300 * doc/sourcebuild.texi (Texinfo Manuals): Don't mention gpl.texi.
302 2012-06-28 Jakub Jelinek <jakub@redhat.com>
304 PR tree-optimization/53645
305 * tree-vect-generic.c (add_rshift): New function.
306 (expand_vector_divmod): New function.
307 (expand_vector_operation): Use it for vector integer
308 TRUNC_{DIV,MOD}_EXPR by VECTOR_CST.
309 * tree-vect-patterns.c (vect_recog_divmod_pattern): Replace
310 unused lguup variable with dummy_int.
312 2012-06-28 OLivier Hainque <hainque@adacore.com>
314 * expr.c (convert_move): Latch mem integer inputs into a
315 register before expanding a multi-instructions sequence.
317 2012-06-28 Alexandre Oliva <aoliva@redhat.com>
318 Uros Bizjak <ubizjak@gmail.com>
319 Jakub Jelinek <jakub@redhat.com>
323 * var-tracking.c (vt_emit_notes): Release loc_exp_dep_pool...
324 (vt_finalize): ... here instead, if needed.
326 2012-06-28 Alexandre Oliva <aoliva@redhat.com>
331 * dce.c (word_dce_process_block): Check whether inserting debug
332 temps are needed even for needed insns.
333 (dce_process_block): Likewise.
334 * df-problems.c (dead_debug_add): Add comment about multi-regs.
335 (dead_debug_insert_temp): Likewise. Don't subreg when we're
336 setting fewer regs than a multi-reg requires.
338 2012-06-27 Richard Henderson <rth@redhat.com>
340 * config/alpha/alpha.c (alpha_dimode_u): New.
341 (alpha_init_builtins): Initialize it, and use it.
342 (alpha_fold_builtin_cmpbge): Use alpha_dimode_u.
343 (alpha_fold_builtin_zapnot, alpha_fold_builtin_insxx): Likewise.
344 (alpha_fold_vector_minmax, alpha_fold_builtin_perr): Likewise.
345 (alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb): Likewise.
346 (alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw): Likewise.
347 (alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz): Likewise.
348 (alpha_fold_builtin_ctpop): Likewise.
349 (alpha_fold_builtin_umulh): Remove.
350 (alpha_fold_builtin): Use MULT_HIGHPART_EXPR for UMULH; fix
351 typo in MAX_ARGS check.
353 2012-06-27 Richard Henderson <rth@redhat.com>
355 * tree.def (MULT_HIGHPART_EXPR): New.
356 * cfgexpand.c (expand_debug_expr): Ignore it.
357 * expr.c (expand_expr_real_2): Handle it.
358 * fold-const.c (int_const_binop_1): Likewise.
359 * optabs.c (optab_for_tree_code): Likewise.
360 * tree-cfg.c (verify_gimple_assign_binary): Likewise.
361 * tree-inline.c (estimate_operator_cost): Likewise.
362 * tree-pretty-print.c (dump_generic_node): Likewise.
363 (op_code_prio, op_symbol_code): Likewise.
364 * tree.c (commutative_tree_code): Likewise. Also handle
365 WIDEN_MULT_EXPR, VEC_WIDEN_MULT_HI_EXPR, VEC_WIDEN_MULT_LO_EXPR.
367 2012-06-27 Richard Henderson <rth@redhat.com>
370 * config/i386/i386.c (ix86_rtx_costs): Fix typo vs UNITS_PER_WORD
371 in 2012-06-23 change. Adjust two other DImode tests as well.
373 2012-06-27 Nick Clifton <nickc@redhat.com>
375 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
378 2012-06-27 Richard Guenther <rguenther@suse.de>
381 * tree-chrec.c (chrec_convert_1): Represent truncation to
382 a type with undefined overflow as truncation to an unsigned
383 type converted to the type with undefined overflow.
384 * tree-scalar-evolution.c (interpret_rhs_expr): For computing
385 the scalar evolution of a truncated widened operation avoid
386 looking at the non-existing evolution of the widened operation
389 2012-06-27 Richard Guenther <rguenther@suse.de>
391 PR tree-optimization/53774
392 * tree-ssa-reassoc.c (get_rank): All default defs have
394 (init_reassoc): Precompute rank for all SSA default defs.
396 2012-06-27 Nick Clifton <nickc@redhat.com>
398 * config/rx/rx.md (simple_return): Use the simple_return rtx.
400 2012-06-26 Richard Henderson <rth@redhat.com>
402 * config/i386/i386.c (ix86_rtx_costs): Use standard_sse_constant_p
403 and don't fall thru from standard_80387_constant_p to the memory
406 2012-06-26 Richard Henderson <rth@redhat.com>
408 * config/i386/i386.c (bdesc_args): Update. Change
409 IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V4SI to OPTION_MASK_ISA_SSE2.
410 (IX86_BUILTIN_VEC_WIDEN_SMUL_EVEN_V4SI): New.
411 (ix86_builtin_mul_widen_even): Use it.
412 (ix86_builtin_mul_widen_odd): Relax SMUL_ODD from sse4 to sse2.
413 (ix86_expand_mul_widen_evenodd): Handle signed for sse2.
414 * config/i386/sse.md (vec_widen_<s>mult_hi_<V124_AVX2>): Allow
416 (vec_widen_<s>mult_lo_<V124_AVX2>): Likewise.
417 (vec_widen_<s>mult_odd_<VI4_AVX2>): Likewise. Relax from V124_AVX2.
418 (vec_widen_smult_even_v4si): New.
420 2012-06-26 Richard Henderson <rth@redhat.com>
422 * config/i386/sse.md (mul<VI8_AVX2>3): Change from insn_and_split
423 to expander; move guts to ...
424 * config/i386/i386.c (ix86_expand_sse2_mulvxdi3): ... here. Add
425 highparts before shifting up.
426 * config/i386/i386-protos.h: Update.
428 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
430 * system.h (USE_COMMON_FOR_ONE_ONLY): Poison.
431 * defaults.h (USE_COMMON_FOR_ONE_ONLY): Do not provide default.
432 * config/darwin.h (USE_COMMON_FOR_ONE_ONLY): Do not define.
434 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
436 * var-tracking.c (vt_add_function_parameter): Use a preserved
437 VALUE for the MEM address of an incoming parameter.
439 2012-06-26 Sterling Augustine <saugustine@google.com>
441 * dwarf2out.c (output_pubnames): Add check for DW_TAG_enumerator.
442 (prune_unused_types): Likewise.
444 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
446 * system.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
447 UNALIGNED_LONG_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Poison.
448 * vmsdbgout.c (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
449 UNALIGNED_LONG_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Rename to
450 VMS_UNALIGNED_SHORT_ASM_OP, VMS_UNALIGNED_INT_ASM_OP,
451 VMS_UNALIGNED_LONG_ASM_OP, and VMS_UNALIGNED_DOUBLE_INT_ASM_OP.
452 * config/microblaze/microblaze.h (UNALIGNED_SHORT_ASM_OP,
453 UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Do not define.
454 * doc/tm.texi.in: Remove UNALIGNED_INT_ASM_OP reference from the
456 * doc/tm.texi: Regenerate.
457 * doc/cpp.texi: Make example for #error generic.
458 * config/frv/frv.h: Fix example text to match tm.texi.
460 2012-06-26 Bill Schmidt <wschmidt@linux.ibm.com>
462 * tree-pass.h (pass_strength_reduction): New decl.
463 * tree-ssa-loop-ivopts.c (initialize_costs): Make non-static.
464 (finalize_costs): Likewise.
465 * timevar.def (TV_TREE_SLSR): New timevar.
466 * gimple-ssa-strength-reduction.c: New.
467 * tree-flow.h (initialize_costs): New decl.
468 (finalize_costs): Likewise.
469 * Makefile.in (tree-ssa-strength-reduction.o): New dependencies.
470 * passes.c (init_optimization_passes): Add pass_strength_reduction.
472 2012-06-26 Matt Turner <mattst88@gmail.com>
474 * doc/extend.texi (__builtin_arm_tinsrb): Add missing second parameter.
475 (__builtin_arm_tinsrh): Likewise.
476 (__builtin_arm_tinsrw): Likewise.
477 (__builtin_arm_wsadb): Add missing v2si parameter.
478 (__builtin_arm_wsadh): Likewise.
479 (__builtin_arm_getwcx): Delete.
480 (__builtin_arm_setwcx): Delete.
481 (__builtin_arm_getwcgr0): Add.
482 (__builtin_arm_getwcgr1): Add.
483 (__builtin_arm_getwcgr2): Add.
484 (__builtin_arm_getwcgr3): Add.
485 (__builtin_arm_setwcgr0): Add.
486 (__builtin_arm_setwcgr1): Add.
487 (__builtin_arm_setwcgr2): Add.
488 (__builtin_arm_setwcgr3): Add.
490 2012-06-26 Richard Guenther <rguenther@suse.de>
493 2012-06-21 Richard Guenther <rguenther@suse.de>
495 * tree-inline.c (estimate_num_insns): Estimate call cost for
498 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
501 * doc/tm.texi.in: Document LOGICAL_OP_NON_SHORT_CIRCUIT.
502 * doc/tm.texi: Regenerate.
504 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
507 * config/mips/mips.h: Do not define ALL_COP_ADDITIONAL_REGISTER_NAMES.
508 * config/frv/frv.h: Do not define REVERSE_CONDEXEC_PREDICATES_P.
509 * doc/tm.texi.in: Remove documentation for unused target macros
510 ALL_COP_ADDITIONAL_REGISTER_NAMES, DBX_OUTPUT_LBRAC, DBX_OUTPUT_NFUN,
511 DBX_OUTPUT_RBRAC, RANGE_TEST_NON_SHORT_CIRCUIT, REAL_VALUE_TRUNCATE,
512 REVERSE_CONDEXEC_PREDICATES_P, TARGET_ALIGN_ANON_BITFIELDS, and
513 TARGET_NARROW_VOLATILE_BITFIELDS.
514 Document that MD_HANDLE_UNWABI is a macro in libgcc.
515 * doc/tm.texi: Regenerate.
516 * system.h: Poison target macros
517 ALL_COP_ADDITIONAL_REGISTER_NAMES, DBX_OUTPUT_LBRAC, DBX_OUTPUT_NFUN,
518 DBX_OUTPUT_RBRAC, RANGE_TEST_NON_SHORT_CIRCUIT, REAL_VALUE_TRUNCATE,
519 REVERSE_CONDEXEC_PREDICATES_P, TARGET_ALIGN_ANON_BITFIELDS, and
520 TARGET_NARROW_VOLATILE_BITFIELDS
522 2012-06-26 Jan Hubicka <jh@suse.cz>
525 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
528 2012-06-26 Dehao Chen <dehao@google.com>
530 * tree-inline.c: (expand_call_inline): Ensure that lexical block's
531 source location is consistant with the call stmt.
533 2012-06-26 Ulrich Weigand <ulrich.weigand@linaro.org>
535 PR tree-optimization/53729
536 PR tree-optimization/53636
537 * tree-vect-slp.c (vect_slp_analyze_bb_1): Delay call to
538 vect_verify_datarefs_alignment until after statements have
539 been marked as relevant/irrelevant.
540 * tree-vect-data-refs.c (vect_verify_datarefs_alignment):
541 Skip irrelevant statements.
542 (vect_enhance_data_refs_alignment): Use STMT_VINFO_RELEVANT_P
543 instead of STMT_VINFO_RELEVANT.
544 (vect_get_data_access_cost): Do not check for supportable
545 alignment before calling vect_get_load_cost/vect_get_store_cost.
546 * tree-vect-stmts.c (vect_get_store_cost): Do not abort when
547 handling unsupported alignment.
548 (vect_get_load_cost): Likewise.
550 2012-06-25 Steven Bosscher <steven@gcc.gnu.org>
552 * config/rl78/rl78.h: Do not undefine DONT_USE_BUILTIN_SETJMP.
553 Do not define JMP_BUF_SIZE.
555 2012-06-26 Jakub Jelinek <jakub@redhat.com>
557 PR tree-optimization/53748
558 * tree-ssa-phiopt.c (conditional_replacement): Only optimize
559 if arg0/arg1 have integral or pointer types.
561 2012-06-25 Richard Henderson <rth@redhat.com>
563 * config/i386/sse.md (sse2_sse4_1): Remove code attr.
564 (<s>dot_prodv4si, <s>dot_prodv8si): Remove
565 (sdot_prodv4si): New; handle only XOP.
567 2012-06-25 Richard Henderson <rth@redhat.com>
569 * config/i386/i386-builtin-types.def (V4UDI, V8USI): New.
570 (V2UDI_FUNC_V4USI_V4USI): New.
571 (V4UDI_FUNC_V8USI_V8USI): New.
572 * config/i386/i386.c (ix86_expand_args_builtin): Handle them.
573 (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V4SI): New.
574 (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V8SI): New.
575 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V4SI): New.
576 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V8SI): New.
577 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V4SI): New.
578 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V8SI): New.
579 (bdesc_args): Add them.
580 (ix86_builtin_mul_widen_even, ix86_builtin_mul_widen_odd): New.
581 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): New.
582 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): New.
583 (ix86_expand_mul_widen_evenodd): Use xop_pmacsdqh.
584 * config/i386/sse.md (vec_widen_<s>mult_odd_<V124_AVX2>): New.
586 2012-06-25 Richard Henderson <rth@redhat.com>
588 * config/i386.sse.md (mul<VI4_AVX2>3): Use xop_pmacsdd.
590 2012-06-25 Richard Henderson <rth@redhat.com>
592 * config/i386/i386.c (ix86_rtx_costs) [MULT]: Only apply XOP cost
594 (ix86_expand_vec_interleave): New.
595 (ix86_expand_mul_widen_evenodd): New.
596 (ix86_expand_mul_widen_hilo): New.
597 (ix86_expand_sse2_mulv4si3): Use ix86_expand_mul_widen_evenodd.
598 * config/i386/i386.md (u_bool) New code attr.
599 * config/i386/predicates.md
600 (nonimmediate_or_const_vector_operand): Remove.
601 * config/i386/sse.md (mul<VI4_AVX2>3): Don't use it; don't test
603 (vec_widen<s>mult_hi_<VI2_AVX2>): Remove.
604 (vec_widen<s>mult_lo_<VI2_AVX2>): Remove.
605 (vec_widen<s>mult_hi_v8si): Remove.
606 (vec_widen<s>mult_lo_v8si): Remove.
607 (vec_widen_smult_hi_v4si): Remove.
608 (vec_widen_smult_lo_v4si): Remove.
609 (vec_widen_umult_hi_v4si): Remove.
610 (vec_widen_umult_lo_v4si): Remove.
611 (vec_widen_<s>mult_hi_<VI124_AVX2>): New.
612 (vec_widen_<s>mult_lo_<VI124_AVX2>): New.
613 * config/i386/i386-protos.h: Update.
615 2012-06-25 Christophe Lyon <christophe.lyon@st.com>
617 * config/arm/neon.md (UNSPEC_VLD1_DUP): Remove.
618 (neon_vld1_dup): Restrict to VQ operands.
619 (neon_vld1_dupv2di): New, fixes vld1q_dup_s64.
621 2012-06-25 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
622 James Greenhalgh <james.greenhalgh@arm.com>
624 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Add new built-ins.
625 (TARGET_FMA): New macro.
626 (TARGET_ARM_QBIT, TARGET_ARM_SAT): Likewise.
627 (TARGET_ARM_ARCH): Likewise.
628 (TARGET_ARM_ARCH_ISA_THUMB): Likewise.
629 (TARGET_V6M, TARGET_V7M): Likewise.
630 (TARGET_ARM_ARCH_PROFILE): Likewise.
631 (TARGET_ARM_FEATURE_LDREX): Likewise.
632 (TARGET_ARM_FP, TARGET_NEON_FP): Likewise.
633 (ARM_MIN_ENUM_SIZE): Likewise.
634 * config/arm/arm.c (arm_file_start): Refactor appropriately.
635 (base_architecture): New enumeration.
636 (arm_base_arch): New global variable.
637 (processors): Add field base_arch.
638 (ARM_ARCH, ARM_CORE): Adjust accordingly.
639 (arm_option_override): Add initialization of arm_base_arch.
640 * doc/cpp.texi (system-specific predefined macros.): Change.
642 2012-06-25 Jakub Jelinek <jakub@redhat.com>
645 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
646 of x x x in the vmovlps load alternative.
648 2012-06-25 Richard Sandiford <rdsandiford@googlemail.com>
651 * df.h (dead_debug_add): Remove third argument.
652 * df-problems.c (dead_debug_add): Likewise. Use the REGNO of the
653 REG that we want to replace instead.
654 (dead_debug_insert_temp): Use the REGNO of the reg that we want
655 to replace instead of DF_REF_REGNO. Require there to always be
656 at least one such use. Check for cases where the same location
657 has more than df_ref associated with it.
658 (df_note_bb_compute): Remove third dead_debug_add argument.
659 * dce.c (word_dce_process_block): Likewise.
661 2012-06-25 Steven Bosscher <steven@gcc.gnu.org>
663 * config/v850/v850.c: Remove redundant extern declarations for
664 last_assemble_variable_decl and size_directive_output.
666 * doc/tm.texi.in: Document JMP_BUF_SIZE.
667 * doc/tm.texi: Regenerate.
668 * config/sparc/sparc.h (JMP_BUF_SIZE): Do not define.
669 * config/pa/pa.h (JMP_BUF_SIZE): Likewise.
670 * config/stormy16/stormy16.h: Likewise.
672 * config/picochip/picochip.c: Do not define DONT_USE_BUILTIN_SETJMP.
674 * doc/sourcebuild.texi: Add missing subdirectories.
676 2012-06-25 Tristan Gingold <gingold@adacore.com>
678 * config/i386/i386.h: Fix typo.
680 2012-06-25 Tristan Gingold <gingold@adacore.com>
682 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
683 (seh_cfa_adjust_cfa): ... that function.
684 (seh_emit_stackalloc): Do not emit out of range values.
685 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
686 UNSPEC_DEF_CFA constants.
687 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
688 * config/i386/i386.c (ix86_frame_pointer_required): Required
689 for very large frames on SEH target.
690 (ix86_compute_frame_layout): Save area is before frame pointer
691 on SEH target. Handle very large frames.
692 (ix86_expand_prologue): Likewise.
694 2012-06-24 Steven Bosscher <steven@gcc.gnu.org>
696 * output.h: (current_function_is_leaf,
697 current_function_sp_is_unchanging,
698 current_function_uses_only_leaf_regs): Remove.
699 * function.c (current_function_is_leaf,
700 current_function_sp_is_unchanging,
701 current_function_uses_only_leaf_regs): Remove.
702 (rest_of_handle_check_leaf_regs): Set crtl->uses_only_leaf_regs
703 instead of current_function_uses_only_leaf_regs.
704 * function.h (struct rtl_data): New fields sp_is_unchanging,
705 is_leaf, uses_only_leaf_regs.
706 * resource.c (init_resource_info): Replace current_function_is_leaf,
707 current_function_sp_is_unchanging, and
708 current_function_uses_only_leaf_regs with new crtl fields.
709 * sdbout.c (sdbout_symbol): Likewise.
710 * df-core.c (rest_of_handle_df_initialize): Likewise.
711 * ira.c (ira): Likewise.
712 * final.c (final_start_function): Likewise.
713 * reorg.c (fill_simple_delay_slots): Likewise.
714 * regrename.c (check_new_reg_p): Likewise.
715 * stack-ptr-mod.c (notice_stack_pointer_modification_1): Likewise.
716 (notice_stack_pointer_modification): Likewise.
717 * dbxout.c (dbxout_symbol): Likewise.
718 (dbxout_parms): Likewise.
719 * sel-sched.c (init_regs_for_mode): Likewise.
720 * dwarf2out.c (dbx_reg_number): Likewise.
721 (multiple_reg_loc_descriptor): Likewise.
722 * config/i386/i386.c (ix86_frame_pointer_required): Likewise.
724 (ix86_select_alt_pic_regnum): Likewise.
725 (ix86_compute_frame_layout): Likewise.
726 (ix86_finalize_stack_realign_flags): Likewise.
727 (ix86_expand_epilogue): Likewise.
728 * config/rs6000/rs6000.c (rs6000_stack_info): Likewise.
729 * config/h8300/h8300.c (byte_reg): Likewise.
730 * config/c6x/c6x.c (must_reload_pic_reg_p): Likewise.
731 (c6x_save_reg): Likewise.
732 (c6x_compute_frame_layout): Likewise.
733 * config/pa/pa.c (pa_compute_frame_size): Likewise.
734 (pa_output_function_prologue): Likewise.
735 * config/stormy16/stormy16.c (struct xstormy16_stack_layout): Likewise.
736 * config/sparc/sparc.md (attr "leaf_function"): Likewise.
737 * config/sparc/sparc.c (sparc_initial_elimination_offset): Likewise.
738 (sparc_expand_prologue): Likewise.
739 (sparc_flat_expand_prologue): Likewise.
740 (sparc_asm_function_prologue): Likewise.
741 (sparc_output_mi_thunk): Likewise.
742 (sparc_frame_pointer_required): Likewise.
743 * config/epiphany/epiphany.c (epiphany_compute_function_type):
745 (epiphany_compute_frame_size): Likewise.
746 * config/lm32/lm32.c (lm32_compute_frame_size): Likewise.
747 * config/cris/cris.c (cris_md_asm_clobbers): Likewise.
748 (cris_frame_pointer_required): Likewise.
749 * config/tilepro/tilepro.c (emit_sp_adjust): Likewise.
750 (tilepro_current_function_is_leaf): Likewise.
751 * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Likewise.
752 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
753 * config/ia64/ia64.c (find_gr_spill): Likewise.
754 (ia64_compute_frame_size): Likewise.
755 (ia64_can_eliminate): Likewise.
756 (ia64_initial_elimination_offset): Likewise.
757 * config/m68k/m68k.c (m68k_save_reg): Likewise.
758 (m68k_expand_epilogue): Likewise.
759 * config/rx/rx.c (rx_get_stack_layout): Likewise.
760 * config/tilegx/tilegx.c (tilegx_current_function_is_leaf): Likewise.
761 * config/picochip/picochip.c (picochip_can_eliminate_link_sp_save):
763 (picochip_output_frame_debug): Likewise.
764 * config/sh/sh.c (sh_media_register_for_return): Likewise.
765 (sh_allocate_initial_value): Likewise.
766 (sh_output_mi_thunk): Likewise.
767 * config/microblaze/microblaze.c (microblaze_must_save_register):
769 (compute_frame_size): Likewise.
770 (microblaze_initial_elimination_offset): Likewise.
771 (microblaze_expand_prologue): Likewise.
772 (microblaze_expand_epilogue): Likewise.
773 * config/frv/frv.c (frv_expand_epilogue): Likewise.
774 (frv_frame_pointer_required): Likewise.
775 * config/spu/spu.c (get_pic_reg): Likewise.
776 (direct_return): Likewise.
777 (spu_expand_prologue): Likewise.
778 (spu_expand_epilogue): Likewise.
779 (spu_initial_elimination_offset): Likewise.
780 * config/mips/mips.c (mips_global_pointer): Likewise.
781 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
782 (mips_compute_frame_info): Likewise.
783 * config/mep/mep.c (mep_interrupt_saved_reg): Likewise.
784 (mep_reload_pointer): Likewise.
785 * config/rl78/rl78.c (need_to_save): Likewise.
786 * config/cr16/cr16.c (cr16_compute_save_regs): Likewise.
787 * config/score/score.c (score_compute_frame_size): Likewise.
788 (score_function_prologue): Likewise.
789 * config/bfin/bfin.c (must_save_p): Likewise.
790 (expand_prologue_reg_save): Likewise.
791 (expand_epilogue_reg_restore): Likewise.
792 (bfin_frame_pointer_required): Likewise.
793 (n_regs_saved_by_prologue): Likewise.
794 (add_to_reg): Likewise.
795 (expand_interrupt_handler_prologue): Likewise.
796 (expand_interrupt_handler_epilogue): Likewise.
797 (bfin_expand_prologue): Likewise.
798 * config/avr/avr.c (avr_regs_to_save): Likewise.
799 (avr_prologue_setup_frame): Likewise.
800 (expand_epilogue): Likewise.
801 * config/s390/s390.c (s390_regs_ever_clobbered): Likewise.
802 (s390_register_info): Likewise.
803 (s390_frame_info): Likewise.
804 (s390_init_frame_layout): Likewise.
805 (s390_emit_prologue): Likewise.
808 2012-06-24 Steven Bosscher <steven@gcc.gnu.org>
810 * system.h: Poison ASM_BYTE_OP and ASM_OUTPUT_BYTE.
811 * vmsdbgout: Do not undefine it if defined.
812 Rename local ASM_BYTE_OP definition to VMS_ASM_BYTE_OP.
813 * config/microblaze/microblaze/h: Do no define ASM_BYTE_OP.
814 * config/mep/mep.h: Do not define ASM_OUTPUT_BYTE.
816 2012-06-24 Richard Sandiford <rdsandiford@googlemail.com>
818 * config/mips/mips.c (mips_process_sync_loop): Add missing enum cast.
820 2012-06-23 Richard Henderson <rth@redhat.com>
823 * config/i386/i386.c (ix86_rtx_costs): Add reasonable costs for
824 V*QImode shifts and multiply.
825 (ix86_expand_vecop_qihi): Support shifts.
826 * config/i386/i386.md (any_shift): New code iterator.
827 * config/i386/sse.md (ashlv16qi3): Merge ...
828 (<any_shiftrt>v16qi3): ... into ...
829 (<any_shift><VI1_AVX2>3): ... here. Use ix86_expand_vecop_qihi
830 to support SSE and AVX.
832 * config/i386/i386.c (ix86_expand_sse_unpack): Split operands[]
833 parameter into src and dest.
834 * config/i386/sse.md (vec_unpacku_hi_<V124_AVX2>): Update call.
835 (vec_unpacks_hi_<V124_AVX2>): Likewise.
836 (vec_unpacku_lo_<V124_AVX2>): Likewise.
837 (vec_unpacks_lo_<V124_AVX2>): Likewise.
838 * config/i386/i386-protos.h: Update.
840 * config/i386/sse.md (mul<VI1_AVX2>3): Change from insn_and_split to
841 pure expander; move expansion code ...
842 * config/i386/i386.c (ix86_expand_vecop_qihi): ... here. New function.
843 * config/i386/i386-protos.h: Update.
845 2012-06-22 Edmar Wienskoski <edmar@freescale.com>
847 * config/rs6000/rs6000.md (define_attr "type"): New type popcnt.
848 (popcntb<mode>2): Add attribute type popcnt.
849 (popcntd<mode>2): Ditto.
850 * config/rs6000/power4.md (define_insn_reservation): Add type popcnt.
851 * config/rs6000/power5.md (define_insn_reservation): Ditto.
852 * config/rs6000/power7.md (define_insn_reservation): Ditto.
853 * config/rs6000/476.md (define_insn_reservation): Ditto.
854 * config/rs6000/power6.md (define_insn_reservation): New
855 reservation for popcnt instructions.
857 2012-06-22 H.J. Lu <hongjiu.lu@intel.com>
859 * doc/invoke.texi: Update -mpreferred-stack-boundary=3 warning.
861 2012-06-22 H.J. Lu <hongjiu.lu@intel.com>
864 * doc/invoke.texi: Add a warning for -mpreferred-stack-boundary=3.
866 * config/i386/i386.c (ix86_option_override_internal): Allow
867 -mpreferred-stack-boundary=3 for 64-bit if SSE is disabled.
869 * config/i386/i386.h (MIN_STACK_BOUNDARY): Set to 64 for 64-bit
872 2012-06-22 Bill Schmidt <wschmidt@linux.ibm.com>
874 * double-int.c (double_int_multiple_of): New function.
875 * double-int.h (double_int_multiple_of): New decl.
876 * tree-ssa-loop-ivopts.c (add_cost, zero_cost): Remove undefs.
877 (mbc_entry_hash): New forward decl.
878 (mbc_entry_eq): Likewise.
879 (zero_cost): Change to no_cost.
880 (mult_costs): New static var.
881 (cost_tables_exist): Likewise.
882 (initialize_costs): New function.
883 (finalize_costs): Likewise.
884 (tree_ssa_iv_optimize_init): Call initialize_costs.
885 (add_cost): Change to add_regs_cost; distinguish costs by speed.
886 (multiply_regs_cost): New function.
887 (add_const_cost): Likewise.
888 (extend_or_trunc_reg_cost): Likewise.
889 (negate_reg_cost): Likewise.
890 (multiply_by_cost): Change to multiply_by_const_cost; distinguish
892 (get_address_cost): Change add_cost to add_regs_cost; change
893 multiply_by_cost to multiply_by_const_cost.
894 (force_expr_to_var_cost): Change zero_cost to no_cost; change
895 add_cost to add_regs_cost; change multiply_by_cost to
896 multiply_by_const_cost.
897 (split_cost): Change zero_cost to no_cost.
898 (ptr_difference_cost): Likewise.
899 (difference_cost): Change zero_cost to no_cost; change multiply_by_cost
900 to multiply_by_const_cost.
901 (get_computation_cost_at): Change add_cost to add_regs_cost; change
902 multiply_by_cost to multiply_by_const_cost.
903 (determine_use_iv_cost_generic): Change zero_cost to no_cost.
904 (determine_iv_cost): Change add_cost to add_regs_cost.
905 (iv_ca_new): Change zero_cost to no_cost.
906 (tree_ssa_iv_optimize_finalize): Call finalize_costs.
907 * tree-ssa-address.c (most_expensive_mult_to_index): Change
908 multiply_by_cost to multiply_by_const_cost.
909 * tree-flow.h (multiply_by_cost): Change to multiply_by_const_cost.
910 (add_regs_cost): New decl.
911 (multiply_regs_cost): Likewise.
912 (add_const_cost): Likewise.
913 (extend_or_trunc_reg_cost): Likewise.
914 (negate_reg_cost): Likewise.
916 2012-06-22 Richard Guenther <rguenther@suse.de>
918 Merge from graphite branch
919 2011-08-10 Sebastian Pop <sebpop@gmail.com>
921 * graphite-sese-to-poly.c (build_scop_drs): Fix memory leak.
923 2012-01-13 Tobias Grosser <tobias@grosser.es>
925 * tree-flow.h (parallelized_function_p): Declare.
926 * tree-parloops.c (parallelized_function_p): Export.
927 * graphite.c (graphite_transform_loops): Do not run graphite on
928 already parallel functions.
930 2012-06-22 Alan Modra <amodra@gmail.com>
932 * config/rs6000/rs6000.c (rs6000_pre_atomic_barrier): Pass in and
933 return mem. Convert to indirect addressing if not indirect or
934 indexed. Adjust all callers.
936 2012-06-22 Richard Guenther <rguenther@suse.de>
938 * gcov-iov.c: Include bconfig.h and system.h.
940 2012-06-22 Andreas Schwab <schwab@linux-m68k.org>
942 * doc/include/texinfo.tex: Update to version 2012-06-05.14.
944 2012-06-22 Richard Guenther <rguenther@suse.de>
946 PR gcov-profile/53744
947 * gcov-iov.c (main): Treat "" and "prerelease" the same.
949 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
952 * dwarf2out.c (gen_compile_unit_die): Use DW_LANG_Fortran90 as language
953 for GNU Fortran if in strict DWARF2 mode.
955 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
957 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
958 DECL_IGNORED_P non-reg vars even if they are used.
960 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
964 * var-tracking.c (vt_get_canonicalize_base): New.
965 (vt_canonicalize_addr, vt_stack_offset_p): New.
966 (vt_canon_true_dep): New.
967 (drop_overlapping_mem_locs): Use vt_canon_true_dep.
968 (clobber_overlaping_mems): Use vt_canonicalize_addr.
970 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
974 * var-tracking.c (vt_initialize): Record initial offset between
975 arg pointer and stack pointer.
977 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
981 * var-tracking.c (vt_init_cfa_base): Drop redundant recording of
984 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
988 * alias.c (memrefs_conflict_p): Improve handling of AND for alignment.
990 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
992 * ddg.c (build_intra_loop_deps): Discard deps of nondebug on debug.
994 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
997 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
999 2012-06-21 Meador Inge <meadori@codesourcery.com>
1002 * c-decl.c (c_push_function_context): Restore the behavior to reuse
1003 the language function allocated for -Wunused-local-typedefs.
1004 (c_pop_function_context): If necessary, clear the language function
1005 created in c_push_function_context. Always clear out the
1006 x_cur_stmt_list field of the restored language function.
1008 2012-06-21 Sterling Augustine <saugustine@google.com>
1009 Cary Coutant <ccoutant@google.com>
1011 * dwarf2out.c (is_cu_die, is_namespace_die, is_class_die,
1012 add_AT_pubnames, add_enumerator_pubname, want_pubnames): New functions.
1013 (comdat_type_struct): New field 'skeleton_die'.
1014 (breakout_comdat_types): Update it.
1015 (add_pubname): Rework logic. Call is_class_die, is_cu_die and
1016 is_namespace_die. Fix minor style violation. Call want_pubnames.
1017 (add_pubname_string): Call want_pubnames.
1018 (add_pubtype): Rework logic for calculating type name. Call
1019 is_namespace_die. Call want_pubnames.
1020 (output_pubnames): Move conditional logic deciding when to produce the
1021 section from dwarf2out_finish. Use new skeleton_die field.
1022 (base_type_die): Call add_pubtype.
1023 (gen_enumeration_type_die): Unconditionally call add_pubtype.
1024 (gen_subprogram_die): Adjust calls to add_pubname.
1025 (gen_namespace_die): Call add_pubname_string.
1026 (dwarf2out_finish): Call add_AT_pubnames; Move logic on when to
1027 produce pubnames and pubtypes sections to output_pubnames.
1028 * common.opt (-gpubnames): New option.
1029 * doc/invoke.texi: Document it.
1031 2012-06-21 Steven Bosscher <steven@gcc.gnu.org>
1033 * config/m32c/m32c-pragma.c: Remove unnecessary includes.
1035 2012-06-21 Michael Matz <matz@suse.de>
1038 * builtins.c (get_memory_rtx): Always build an all-aliasing MEM_REF
1041 2012-06-21 Richard Guenther <rguenther@suse.de>
1043 * tree-inline.c (estimate_num_insns): Estimate call cost for
1046 2012-06-20 Rüdiger Sonderfeld <ruediger@c-plusplus.de>
1048 * tree.h (DECL_SOURCE_COLUMN): New accessor.
1050 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
1052 * config/i386/i386.md (SINCOS): New int iterator.
1053 (sincos): New int attribute.
1054 (*<sincos>xf2_i387): Macroize insn from *{sin,cos}xf2_i387 using
1055 SINCOS int iterator.
1056 (*<sincos>_extend<mode>xf2_i387): Macroize insn from
1057 *{sin,cos}_extend<mode>xf2_i387 using SINCOS int iterator.
1059 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
1061 * config/i386/i386.md (RDFSGSBASE): New int iterator.
1062 (WRFSGSBASE): Ditto.
1063 (fsgs): New int attribute.
1064 (rd<fsgs>base<mode>): Macroize insn from rd<fsgs>base<mode> using
1065 RDFSGSBASE int iterator.
1066 (wr<fsgs>base<mode>): Macroize insn from wr<fsgs>base<mode> using
1067 WRFSGSBASE int iterator.
1069 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
1071 * config/i386/i386.md (<rounding_insn><mode>2): Macroize expander
1072 from {floor,ceil,btrunc}<mode>2 using FIST_ROUNDING int iterator.
1073 (l<rounding_insn><MODEF:mode><SWI48:mode>2): Macroize expander
1074 from l{floor,ceil}<MODEF:mode><SWI48:mode>2 using FIST_ROUNDING
1077 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
1079 * system.h: Poison ASM_OUTPUT_IDENT and IDENT_ASM_OP.
1081 2012-06-20 Richard Guenther <rguenther@suse.de>
1083 PR tree-optimization/30318
1084 * tree-vrp.c (range_int_cst_p): Do not reject overflowed
1086 (range_int_cst_singleton_p): But explicitely here.
1087 (zero_nonzero_bits_from_vr): And here.
1088 (extract_range_from_binary_expr_1): Re-implement PLUS_EXPR
1089 to cover all cases we can perform arbitrary precision
1090 arithmetic with double-ints.
1091 (intersect_ranges): Handle adjacent anti-ranges.
1093 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
1095 * config/i386/i386.md (rounding_insn): New int attribute.
1096 (<rounding_insn>xf2): Macroize insn from
1097 {floor,ceil,btrunc}xf2 using FRNDINT_ROUNDING int iterator.
1098 (l<rounding_insn>xf<mode>2): Rename from l<rounding>xf<mode>2.
1100 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
1102 * config/i386/i386.md (IEEE_MAXMIN): New int iterator.
1103 (ieee_maxmin): New int attribute.
1104 (*ieee_s<ieee_maxmin><mode>3): Macroize insn from
1105 *ieee_s{max,min}<mode>3 using IEEE_MAXMIN int iterator.
1107 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
1109 * config/arm/arm.h (EMIT_EABI_ATTRIBUTE): Remove.
1110 * config/arm/arm.c: Do not include c-pragma.h.
1111 (arm_emit_eabi_attribute): New function based on EMIT_EABI_ATTRIBUTE.
1112 (arm_file_start): Replace uses of EMIT_EABI_ATTRIBUTE with calls
1113 to arm_emit_eabi_attribute.
1114 * arm-c.c: Do not include output.h.
1115 (arm_output_c_attributes): Replace use of EMIT_EABI_ATTRIBUTE with a
1116 call to arm_emit_eabi_attribute.
1117 * config/arm/arm-protos.h (arm_emit_eabi_attribute): Prototype it.
1119 2012-06-20 Richard Guenther <rguenther@suse.de>
1121 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p):
1122 Allow adjusting alignment of user-aligned decls again.
1124 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
1126 * config/rl78/rl78-c.c: Remove unnecessary includes.
1128 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
1130 * config/cris/cris.c: Include cgraph.h.
1131 (cris_option_override): Do not set non-existing flag_no_gcc_ident.
1133 2012-06-19 Maxim Kuvyrkov <maxim@codesourcery.com>
1135 * emit-rtl.c (need_atomic_barrier_p): New function.
1136 * emit-rtl.h (need_atomic_barrier_p): Declare it.
1137 * config/alpha/alpha.c (alpha_{pre,post}_atomic_barrier): Use it.
1138 * config/arm/arm.c (arm_{pre,post}_atomic_barrier): Use it.
1139 * config/tilegx/tilegx.c (tile_{pre,post}_atomic_barrier): Use it.
1140 * config/mips/mips.c (mips_{pre,post}_atomic_barrier_p): Remove.
1141 (mips_process_sync_loop): Use generic version instead.
1143 2012-06-19 Maxim Kuvyrkov <maxim@codesourcery.com>
1145 * config/mips/mips.c (mips_process_sync_loop): Emit cmp result only if
1148 2012-06-19 Tom de Vries <vries@codesourcery.com>
1149 Maxim Kuvyrkov <maxim@codesourcery.com>
1151 * config/mips/constraints.md (ZR): New constraint.
1152 * config/mips/predicates.md (mem_noofs_operand): New predicate.
1153 * config/mips/mips.c (mips_print_operand): Handle new print modifier.
1154 * config/mips/mips.h (TARGET_XLP): Define.
1155 (TARGET_SYNC_AFTER_SC): Update.
1156 (ISA_HAS_SWAP, ISA_HAS_LDADD): Define.
1157 * config/mips/sync.md (atomic_exchange, atomic_fetch_add): Use
1158 XLP-specific swap and ldadd patterns.
1159 (atomic_exchange_swap, atomic_fetch_add_ldadd): New patterns.
1161 2012-06-19 Tom de Vries <vries@codesourcery.com>
1162 Maxim Kuvyrkov <maxim@codesourcery.com>
1164 * config/mips/mips.c (mips_emit_pre_atomic_barrier_p,)
1165 (mips_emit_post_atomic_barrier_p): New static functions.
1166 (mips_process_sync_loop): Use them. Emit sync memory barriers in
1167 accordance with memory model semantics. Add return of CMP result for
1169 * config/mips/mips.md: Update comment.
1170 (sync_cmp): New attribute.
1171 (sync_memmodel): New attribute replacing sync_release_barrier.
1172 * config/mips/sync.md (UNSPEC_ATOMIC_COMPARE_AND_SWAP,)
1173 (UNSPEC_ATOMIC_EXCHANGE, UNSPEC_ATOMIC_FETCH_OP): New constants.
1174 (sync_lock_test_and_set, test_and_set_12): Update.
1175 (atomic_compare_and_swap, atomic_exchange, atomic_exchange_llsc,)
1176 (atomic_fetch_add, atomic_fetch_add_llsc): New patterns.
1178 2012-06-19 Joseph Myers <joseph@codesourcery.com>
1180 * config/rs6000/spe.md (*mov_si<mode>_e500_subreg0): Rename to
1181 mov_si<mode>_e500_subreg0.
1182 (*mov_si<mode>_e500_subreg0_elf_low)
1183 (*mov_si<mode>_e500_subreg4_elf_low): New patterns.
1185 2012-06-19 Richard Henderson <rth@redhat.com>
1187 * config/alpha/alpha.c: Include params.h.
1188 (alpha_option_override): Initialize PARAM_L1_CACHE_LINE_SIZE,
1189 PARAM_L1_CACHE_SIZE, PARAM_L2_CACHE_SIZE for the cpu tuning.
1191 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
1193 * doc/tm.texi.in (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE,
1194 TARGET_OBJC_DECLARE_CLASS_DEFINITION): Add @hooks.
1195 (ASM_DECLARE_CLASS_REFERENCE, ASM_DECLARE_UNRESOLVED_REFERENCE):
1197 * doc/tm.texi: Regenerate.
1198 * config/darwin.h (ASM_OUTPUT_LABELREF): Remove special case for
1200 * config/darwin-c.c: Include target.h.
1201 (darwin_objc_declare_unresolved_class_reference): New function.
1202 (darwin_objc_declare_class_definition): New function.
1203 (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE): Define.
1204 (TARGET_OBJC_DECLARE_CLASS_DEFINITION): Define.
1206 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
1208 * target.def (output_ident): New hook.
1209 * targhooks.h (default_asm_output_ident_directive): Add prototype.
1210 * varasm.c (assemble_asm): Only prefix a tab if the string does not
1211 already start with one.
1212 (default_asm_output_ident_directive): New function to emit
1213 .ident as a top-level asm node while parsing, or directly to
1214 asm_out_file after parsing.
1215 * toplev.c (compile_file): Print a GCC .ident with
1216 targetm.asm_out.output_ident.
1217 * doc/tm.texi.in (ASM_OUTPUT_IDENT): Remove documentation for macro.
1218 (TARGET_ASM_OUTPUT_IDENT): Add @hook for this.
1219 * doc/tm.texi: Update.
1221 * config/elfos.h (ASM_OUTPUT_IDENT, IDENT_ASM_OP): Remove.
1222 (TARGET_ASM_OUTPUT_IDENT): Define.
1223 * config/i386/djgpp.h (IDENT_ASM_OP): Remove.
1224 * config/i386/gas.h (ASM_OUTPUT_IDENT): Remove.
1225 * config/arm/aout.h (ASM_OUTPUT_IDENT): Remove.
1226 * config/sparc/sparc.h (IDENT_ASM_OP): Remove.
1227 (TARGET_ASM_OUTPUT_IDENT): Define.
1228 * config/picochip/picochip.h (IDENT_ASM_OP): Remove.
1229 (TARGET_ASM_OUTPUT_IDENT): Define.
1231 * config/cris/cris-protos.h (cris_asm_output_ident): Add prototype.
1232 * config/cris/cris.c (cris_asm_output_ident): New function.
1233 * config/cris/cris.h (ASM_OUTPUT_IDENT, IDENT_ASM_OP): Remove.
1235 * config/microblaze/microblaze-protos.h (microblaze_asm_output_ident):
1237 * config/microblaze/microblaze.c: Include cgraph.h for add_asm_node.
1238 (microblaze_asm_output_ident): Rewrite to work similar to
1239 default_asm_output_ident_directive for front-end .idents.
1240 * config/microblaze/microblaze.h (ASM_OUTPUT_IDENT): Remove.
1241 (TARGET_ASM_OUTPUT_IDENT): Define.
1243 * config/mips/mips.h (ASM_OUTPUT_IDENT): Remove.
1244 * config/mips/sde.h (IDENT_ASM_OP, ASM_OUTPUT_IDENT): Remove.
1246 * config/rx/rx.c: Include cgraph.h for add_asm_node.
1247 (rx_asm_output_ident): New function, similar to
1248 default_asm_output_ident_directive, but handle AS100 syntax also, so
1249 that #ident also works for rx in AS100 syntax.
1250 (TARGET_ASM_OUTPUT_IDENT): Define.
1251 * config/rx/rx.h (IDENT_ASM_OP): Remove.
1253 * Makefile.in: Fix dependencies for c-family/c-lex.o.
1255 2012-06-19 Uros Bizjak <ubizjak@gmail.com>
1257 * config/i386/i386.md (FIST_ROUNDING): New int iterator.
1258 (rounding): Handle UNSPEC_FIST_{FLOOR,CEIL}.
1260 (*fist<mode>2_<rounding>_1): Macroize insn from
1261 *fist<mode>2_{floor,ceil}_1 using FIST_ROUNDING int iterator.
1262 (fistdi2_<rounding>): Macroize insn from
1263 fistdi2_{floor,ceil} using FIST_ROUNDING int iterator.
1264 (fistdi2_<rounding>_with_temp and splitters): Macroize insn and
1265 corresponding splitters from fistdi2_{floor,ceil} and corresponding
1266 splitters using FIST_ROUNDING int iterator.
1267 (fist<mode>2_<rounding>): Macroize insn from
1268 fist<mode>2_{floor,ceil} using FIST_ROUNDING int iterator.
1269 (fist<mode>2_<rounding>_with_temp and splitters): Macroize insn and
1270 corresponding splitters from fist<mode>2_{floor,ceil} and corresponding
1271 splitters using FIST_ROUNDING int iterator.
1272 (l<rounding>xf<mode>2): Macroize expander from l{floor,ceil}xf<mode>2
1273 using FIST_ROUNDING int iterator.
1275 2012-06-19 Richard Henderson <rth@redhat.com>
1277 * config/i386/i386-protos.h (ix86_expand_sse2_mulv4si3): Declare.
1278 * config/i386/i386.c (ix86_expand_sse2_mulv4si3): New.
1279 * config/i386/predicates.md (nonimmediate_or_const_vector_operand): New.
1280 * config/i386/sse.md (sse2_mulv4si3): Delete.
1281 (mul<VI4_AVX2>3): Use ix86_expand_sse2_mulv4si3 and
1282 nonimmediate_or_const_vector_operand.
1284 2012-06-19 Richard Henderson <rth@redhat.com>
1286 * expmed.c (struct init_expmed_rtl): Split ...
1287 (init_expmed_one_mode): ... out of ...
1288 (init_expmed): ... here. Initialize integer vector modes also.
1289 (synth_mult): Handle integer vector modes.
1290 (choose_mult_variant): Likewise.
1291 (expand_mult_const): Likewise.
1292 (expand_mult): Likewise.
1293 * machmode.h (GET_MODE_UNIT_BITSIZE): New.
1295 2012-06-19 Richard Henderson <rth@redhat.com>
1297 * config/i386/i386.c (ix86_rtx_costs): Handle CONST_VECTOR, and
1298 integral vector modes.
1300 2012-06-19 Uros Bizjak <ubizjak@gmail.com>
1302 * config/i386/i386.md (FRNDINT_ROUNDING): New int iterator.
1303 (rounding): New int attribute.
1305 (frndintxf2_<rounding>): Macroize insn from
1306 frndintxf2_{floor,ceil,trunc} using FRNDINT_ROUNDING int iterator.
1307 (frndintxf2_<rounding>_i387): Macroize insn from
1308 frndintxf2_{floor,ceil,trunc}_i387 using FRNDINT_ROUNDING int iterator.
1310 2012-06-19 Richard Guenther <rguenther@suse.de>
1312 * tree-vrp.c (union_ranges): New function.
1313 (vrp_meet_1): Use union_ranges.
1314 (vrp_meet): Dump what we union and call vrp_meet_1.
1316 2012-06-19 Richard Earnshaw <rearnsha@arm.com>
1318 * arm.md (enum unspec): Delete UNSPEC_SIN and UNSPEC_COS.
1319 (attr type): Remove fmul, ffmul, farith, ffarith, float_em
1320 f_fpa_load, f_fpa_store, f_mem_r, r_mem_f.
1321 (attr write_conflict, attr core_cycles): Update.
1322 * arm-generic.md (r_mem_f_wbuf): Delete reservation.
1324 2012-06-19 Richard Guenther <rguenther@suse.de>
1326 * tree-vrp.c (intersect_ranges): Handle more cases.
1327 (vrp_intersect_ranges): Dump what we intersect and call ...
1328 (vrp_intersect_ranges_1): ... this.
1330 2012-06-19 Richard Guenther <rguenther@suse.de>
1332 PR tree-optimization/53708
1333 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
1334 user-supplied alignment and alignment of decls with the used
1337 2012-06-18 Lawrence Crowl <crowl@google.com>
1339 * timevar.def (TV_PHASE_GENERATE): Rename to TV_PHASE_LATE_ASM.
1340 (TV_PHASE_CGRAPH): Rename to TV_PHASE_OPT_GEN.
1341 (TV_PHASE_STREAM_IN): New.
1342 (TV_PHASE_STREAM_OUT): New.
1343 * timevar.c (validate_phases): New.
1344 (timevar_print): Call validate_phases.
1345 * c-decl.c (c_write_global_declarations): Rename use of TV_PHASE_CGRAPH
1346 to TV_PHASE_OPT_GEN.
1347 * langhooks.c (write_global_declarations): Rename use of
1348 TV_PHASE_CGRAPH to TV_PHASE_OPT_GEN. Use TV_PHASE_DBGINFO instead of
1349 TV_PHASE_CHECK_DBGINFO.
1350 * toplev.c (compile_file): Rename use of TV_PHASE_GENERATE to
1351 TV_PHASE_LATE_ASM. Move start of TV_PHASE_LATE_ASM to after call to
1352 lang_hooks.decls.final_write_globals.
1354 2012-06-18 David Edelshn <dje.gcc@gmail.com>
1356 * config/rs6000/aix52.h (TARGET_EXTRA_BUILTINS): Define as 0.
1358 2012-06-18 Uros Bizjak <ubizjak@gmail.com>
1361 * config/i386/sse.md (*sse4_2_pcmpestr_unaligned): New.
1362 (*sse4_2_pcmpistr_unaligned): New.
1364 2012-06-18 Ian Bolton <ian.bolton@arm.com>
1365 Sameera Deshpande <sameera.deshpande@arm.com>
1366 Greta Yorsh <greta.yorsh@arm.com>
1368 * config/arm/arm-protos.h (arm_output_epilogue): Remove.
1369 * config/arm/arm.c (print_multi_reg): Remove.
1370 (vfp_output_fldmd): Likewise.
1371 (arm_output_epilogue): Likewise.
1372 * config/arm/arm.md (epilogue_insns): Update condition and code.
1374 2012-06-18 Ian Bolton <ian.bolton@arm.com>
1375 Sameera Deshpande <sameera.deshpande@arm.com>
1376 Greta Yorsh <greta.yorsh@arm.com>
1378 * config/arm/arm-protos.h (thumb2_expand_return): New declaration.
1379 * config/arm/arm.c (thumb2_expand_return): New function.
1380 * config/arm/arm.md (return): Update condition and code.
1382 2012-06-18 Ian Bolton <ian.bolton@arm.com>
1383 Sameera Deshpande <sameera.deshpande@arm.com>
1384 Greta Yorsh <greta.yorsh@arm.com>
1386 * config/arm/arm-protos.h (output_return_instruction): New parameter
1387 and int to bool change of parameter types.
1388 * config/arm/arm.c (output_return_instruction): Likewise.
1389 * config/arm/arm.md (arm_simple_return): New pattern.
1390 (arm_return, cond_return, cond_return_inverted): Add new arguments.
1391 * config/arm/thumb2.md (thumb2_return): Update condition and code.
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-protos.h (arm_expand_epilogue): New declaration.
1398 * config/arm/arm.c (arm_expand_epilogue): New function.
1399 * config/arm/arm.md (epilogue): Update condition and code.
1400 (sibcall_epilogue): Likewise.
1402 2012-06-18 Ian Bolton <ian.bolton@arm.com>
1403 Sameera Deshpande <sameera.deshpande@arm.com>
1404 Greta Yorsh <greta.yorsh@arm.com>
1406 * config/arm/arm.c (arm_expand_epilogue_apcs_frame): New function.
1407 * config/arm/arm.md (arm_addsi3) Add an alternative.
1409 2012-06-18 Ian Bolton <ian.bolton@arm.com>
1410 Sameera Deshpande <sameera.deshpande@arm.com>
1411 Greta Yorsh <greta.yorsh@arm.com>
1413 * config/arm/arm.md (vfp_pop_multiple_with_writeback) New define_insn.
1414 * config/arm/predicates.md (pop_multiple_fp) New special predicate.
1415 * config/arm/arm.c (arm_emit_vfp_multi_reg_pop): New function.
1417 2012-06-18 Ian Bolton <ian.bolton@arm.com>
1418 Sameera Deshpande <sameera.deshpande@arm.com>
1419 Greta Yorsh <greta.yorsh@arm.com>
1421 * config/arm/arm.md (load_multiple_with_writeback) New define_insn.
1422 (load_multiple, pop_multiple_with_writeback_and_return) Likewise.
1423 (pop_multiple_with_return, ldr_with_return) Likewise.
1424 * config/arm/predicates.md (pop_multiple_return) New special predicate.
1425 * config/arm/arm-protos.h (arm_output_multireg_pop) New declaration.
1426 * config/arm/arm.c (arm_output_multireg_pop) New function.
1427 (arm_emit_multi_reg_pop): New function.
1429 2012-06-18 Greta Yorsh <Greta.Yorsh@arm.com>
1431 * config/arm/arm.c (ldm_stm_operation_p): Require SP
1432 as base register for loads if SP is in the register list.
1434 2012-06-18 Richard Guenther <rguenther@suse.de>
1436 PR tree-optimization/53693
1437 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
1438 Reject operands with more than one use.
1440 2012-06-18 Bill Schmidt <wschmidt@linux.ibm.com>
1442 PR tree-optimization/53703
1443 * tree-ssa-phiopt.c (hoist_adjacent_loads): Skip virtual phis;
1444 correctly set bb_for_def[12].
1446 2012-06-18 Steven Bosscher <steven@gcc.gnu.org>
1448 * config/vax/vax.h (VMS_TARGET): Remove.
1450 2012-06-18 Richard Guenther <rguenther@suse.de>
1452 * tree-vrp.c (extract_range_from_assert): Split out range
1454 (intersect_ranges): New function.
1455 (vrp_intersect_ranges): Likewise.
1457 2012-06-18 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1459 * config/s390/s390.c (s390_gimplify_va_arg): Revert change from
1462 2012-06-18 Tejas Belagod <tejas.belagod@arm.com>
1464 * doc/md.texi: Document int iterators.
1465 * read-rtl.c (ints): New iterator group.
1466 (find_int): Int iterator group callback.
1467 (apply_int_iterator): Likewise.
1468 (apply_iterators): Traverse int iterator table and add all the used
1470 (initialize_iterators): Initialize data structures and callbacks for
1472 (read_rtx): Parse and read mappings for int iterators.
1473 (read_rtx_code): Record int iterator usage.
1475 2012-06-18 Richard Sandiford <rdsandiford@googlemail.com>
1478 * expr.c (expand_expr_addr_expr_1): Convert to tmode before
1479 performing an addition.
1481 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
1483 * output.h (split_double): Move prototype to rtl.h.
1484 (constructor_static_from_elts_p): Move prototype to tree.c.
1485 * rtl.h (split_double): Moved here from output.h.
1486 * tree.h (constructor_static_from_elts_p): Moved here from output.h.
1487 * final.c (split_double): Move from here ...
1488 * rtlanal.c (split_double): ... to here.
1489 * expr.c: Do not include output.h.
1491 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
1493 * cfglayout.h: Remove.
1494 * cfglayout.c: Remove.
1495 * function.h (struct function): Remove x_last_location field.
1496 * function.c: Do not include cfglayout.h.
1497 (expand_function_start): Do not call no-op force_next_line_note.
1498 (expand_function_end): Likewise.
1499 * cfgrtl.c: Do not include cfglayout.h. Include gt-cfgrtl.h.
1500 (unlink_insn_chain): Moved here from cfglayout.c.
1501 (skip_insns_after_block, label_for_bb, record_effective_endpoints,
1502 into_cfg_layout_mode, outof_cfg_layout_mode,
1503 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode,
1504 relink_block_chain, fixup_reorder_chain, verify_insn_chain,
1505 fixup_fallthru_exit_predecessor, force_one_exit_fallthru,
1506 cfg_layout_can_duplicate_bb_p, duplicate_insn_chain,
1507 cfg_layout_duplicate_bb, cfg_layout_initialize, break_superblocks,
1508 cfg_layout_finalize): Likewise.
1509 (rtl_can_remove_branch_p): Likewise.
1510 * rtl.h (insn_scope): Move prototype from cfglayout.h here.
1511 (duplicate_insn_chain): Likewise.
1512 (force_next_line_note): Remove prototype.
1513 * emit-rtl.c: Do not include tree-flow.h, egad. Include vecprim.h.
1514 (last_location): Remove #define to emit.x_last_location.
1515 (force_next_line_note): Remove no-op function.
1516 (init_emit): Don't set x_last_location.
1517 (block_locators_locs, block_locators_blocks, locations_locators_locs,
1518 locations_locators_vals, prologue_locator, epilogue_locator,
1519 curr_location, last_location, curr_block, last_block, curr_rtl_loc):
1520 Move POD to here from cfglayout.c.
1521 (insn_locators_alloc, insn_locators_finalize, insn_locators_free,
1522 set_curr_insn_source_location, get_curr_insn_source_location,
1523 set_curr_insn_block, get_curr_insn_block, curr_insn_locator,
1524 locator_scope, insn_scope, locator_location, locator_line, insn_line,
1525 locator_file, insn_file, locator_eq): Move to here from cfglayout.c.
1526 * cfghooks.h: Remove double-include protection.
1527 (can_copy_bbs_p, copy_bbs): Move prototypes from cfglayout.h to here.
1528 * cfghooks.c (can_copy_bbs_p, copy_bbs): Move to here from cfglayout.c.
1529 * final.c: Do not include cfglayout.h.
1530 (choose_inner_scope, change_scope): Move to here from cfglayout.c.
1531 (reemit_insn_block_notes): Likewise. Make static.
1532 * tree-flow.h (tree_could_trap_p, operation_could_trap_helper_p,
1533 operation_could_trap_p, tree_could_throw_p): Move from here...
1534 * tree.h: ... to here.
1535 * gengtype.c (open_base_files): Remove cfglayout.h from the list.
1536 * profile.c: Do not include cfghooks.h.
1537 * cfgloopmanip.c: Do not include cfglayout.h and cfghooks.h.
1538 * modulo-sched.c: Likewise.
1539 * loop-unswitch.c: Do not include cfglayout.h.
1540 * sched-ebb.c: Likewise.
1541 * tracer.c: Likewise.
1543 * tree-vect-loop-manip.c: Likewise.
1544 * loop-init.c: Likewise.
1545 * dwarf2out.c: Likewise.
1546 * hw-doloop.c: Likewise.
1547 * loop-unroll.c: Likewise.
1548 * cfgcleanup.c: Likewise.
1549 * bb-reorder.c: Likewise.
1550 * sched-rgn.c: Likewise.
1551 * tree-cfg.c: Likewise.
1552 * config/alpha/alpha.c: Likewise.
1553 * config/spu/spu.c: Likewise.
1554 * config/sparc/sparc.c: Likewise.
1555 * config/sh/sh.c: Likewise.
1556 * config/c6x/c6x.c: Likewise.
1557 * config/ia64/ia64.c: Likewise.
1558 * config/rs6000/rs6000.c: Likewise.
1559 * config/score/score.c: Likewise.
1560 * config/mips/mips.c: Likewise.
1561 * config/bfin/bfin.c: Likewise.
1562 * Makefile.in (CFGAYOUT_H): Remove, and fixup users.
1563 * config/rs6000/t-rs6000 (rs6000.o): Do not depend on cfglayout.h.
1564 * config/spu/t-spu-elf (spu.o: $): Likewise.
1565 * config/sparc/t-sparc (sparc.o): Do not depend on CFGLAYOUT_H.
1567 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
1569 * cfgloop.h: Do not include rtl.h.
1570 (enum iv_extend_code): New.
1571 (struct rtx_iv): Use iv_extend_code instead of rtx_code.
1572 * Makefile.in (CFGLOOP_H): Do not depend on RTL_H.
1573 * loop-iv.c (iv_extend_to_rtx_code): New function to translate
1574 an IV_EXTEND_CODE to an RTX_CODE.
1575 (dump_iv_info): Update for rtx_iv field type change.
1576 (iv_constant): Likewise.
1577 (iv_subreg): Likewise.
1578 (iv_extend): Likewise.
1581 (iv_mult): Likewise.
1582 (iv_shift): Likewise.
1583 (get_biv_step_1): Likewise.
1584 (get_biv_step): Likewise.
1585 (iv_analyze_biv): Likewise.
1586 (get_iv_value): Likewise.
1587 (shorten_into_mode): Likewise.
1588 (canonicalize_iv_subregs): Likewise.
1589 * sese.c (sese_build_liveouts): Use MAY_HAVE_DEBUG_STMTS instead
1590 of MAY_HAVE_DEBUG_INSNS.
1591 * tree-ssa-loop-ivopts.c: Include recog.h after expr.h.
1592 * tree-ssa-loop-prefetch.c: Likewise.
1594 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
1596 * expmed.c (ceil_log2): Move from here...
1597 * hwint.c: ... to here for older GCCs...
1598 * hwint.h: ... and here for newer GCCs.
1599 * rtl.h (ceil_log2): Remove prototype.
1601 * tree-phinodes.c: Do not include rtl.h.
1602 * Makefile.in (tree-phinodes.o): Do not depend on RTL_H.
1604 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
1606 * config/cris/cris.h (TARGET_ELF): Remove.
1607 (FORCE_EH_FRAME_INFO_IN_DATA_SECTION): Remove.
1608 (CRIS_ASM_OUTPUT_ALIGNED_DECL_COMMON): Simpify using TARGET_ELF==1.
1609 (LOCAL_LABEL_PREFIX): Likewise.
1610 * config/cris/cris.c (cris_target_asm_named_section): Remove.
1611 (cris_option_override): Simpify using TARGET_ELF==1.
1612 (cris_file_start): Likewise.
1613 * config/cris/cris-protos.h (cris_target_asm_named_section): Remove.
1615 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
1617 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
1619 2012-06-16 Eric Botcazou <ebotcazou@adacore.com>
1622 * tree-inline.c (initialize_cfun): Copy can_delete_dead_exceptions.
1624 2012-06-15 Easwaran Raman <eraman@google.com>
1626 * passes.c (init_optimization_passes): Remove pass_call_cdce
1627 from its current position and insert after pass_dce.
1629 2012-06-15 Walter Lee <walt@tilera.com>
1631 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
1633 2012-06-15 Richard Earnshaw <rearnsha@arm.com>
1635 * arm.c (note_invalid_constants): Don't return a result.
1636 (arm_memory_load_p): Delete function.
1637 (arm_const_double_rtx): Delete iterator variable i;
1638 (fp_immediate_constant): Likewise.
1639 (fp_const_from_val): Likewise.
1641 * arm.c (arm_init_iwmmxt_builtins): Delete void_ftype_void.
1643 2012-06-15 Marc Glisse <marc.glisse@inria.fr>
1646 * c-typeck.c (c_build_vec_perm_expr): Move to c-family/c-common.c.
1647 * c-tree.h (c_build_vec_perm_expr): Move to c-family/c-common.h.
1649 2012-06-15 Georg-Johann Lay <avr@gjlay.de>
1651 * config/avr/avr.c (avr_default_expand_builtin): New function.
1652 (avr_expand_builtin): Use it.
1653 (avr_expand_unop_builtin): Remove.
1654 (avr_expand_binop_builtin): Remove.
1655 (avr_expand_triop_builtin): Remove.
1657 2012-06-15 Michael Matz <matz@suse.de>
1660 * cfgexpand.c (add_alias_set_conflicts): Remove.
1661 (expand_used_vars): Don't call it.
1662 (aggregate_contains_union_type): Remove.
1663 * function.c (n_temp_slots_in_use): New static data.
1664 (make_slot_available, assign_stack_temp_for_type): Update it.
1665 (init_temp_slots): Zero it.
1666 (remove_unused_temp_slot_addresses): Use it for quicker removal.
1667 (remove_unused_temp_slot_addresses_1): Use htab_clear_slot.
1669 2012-06-15 Michael Matz <matz@suse.de>
1671 * gimplify.c (gimplify_compound_literal_expr): Take gimple_test_f
1672 argument, don't emit assign statement if value is directly usable.
1673 (gimplify_expr): Adjust.
1675 2012-06-15 Michael Matz <matz@suse.de>
1677 * gimplify.c (gimplify_modify_expr): Fold generated statements.
1678 * gimple-fold.c (can_refer_decl_in_current_unit_p): Check flag_ltrans.
1680 2012-06-15 Richard Guenther <rguenther@suse.de>
1682 * tree-vrp.c (set_and_canonicalize_value_range): Use canonical
1683 predicates to set VR_UNDEFINED and VR_VARYING. Drop a case
1684 we assert for in set_value_range to VR_VARYING.
1686 2012-06-15 Richard Earnshaw <rearnsha@arm.com>
1688 * arm.md (addsf3, adddf3): Use s_register_operand.
1689 (subsf3, subdf3): Likewise.
1690 (mulsf3, muldf3): Likewise.
1691 (difsf3, divdf3): Likewise.
1692 (movsfcc, movdfcc): Likewise.
1693 * predicates.md (f_register_operand): Delete.
1694 (arm_float_rhs_operand): Delete.
1695 (arm_float_add_operand): Delete.
1696 (arm_float_compare_operand): Use s_register_operand when
1698 (cirrus_register_operand): Delete.
1699 (cirrus_fp_register): Delete.
1700 (cirrus_shift_const): Delete.
1701 (cmpdi_operand): Remove Maverick support.
1702 * constraints.md (f, v, H): Delete constraints.
1703 (G): Update documentation.
1704 * arm.c (fp_consts_inited): Convert to bool.
1705 (strings_fp): Delete.
1706 (values_fp): Delete.
1707 (value_fp0): New variable.
1708 (init_fp_table): Simplify logic.
1709 (arm_const_double_rtx): Likewise.
1710 (fp_immediate_constant): Likewise.
1711 (fp_const_from_val): Likewise.
1712 (neg_const_double_rtx_ok_for_fpa): Delete.
1713 * doc/md.texi (ARM constraints): Update documentation.
1715 2012-06-15 Ulrich Weigand <ulrich.weigand@linaro.org>
1717 PR tree-optimization/53636
1718 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Verify
1719 stride when doing basic-block vectorization.
1721 2012-06-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1723 * tree-vect-generic.c (lower_vec_perm): Propagate vector constants
1726 2012-06-15 Jakub Jelinek <jakub@redhat.com>
1728 * tree-vect-patterns.c (vect_pattern_recog): Don't unnecessarily
1729 allocate and free bbs array for the SLP case.
1731 PR tree-optimization/51581
1732 * expr.h (choose_multiplier): New prototype.
1733 * expmed.c (choose_multiplier): No longer static.
1734 Change multiplier_ptr from rtx * to UHWI *.
1735 (expand_divmod): Adjust callers.
1736 * tree-vect-patterns.c (vect_recog_sdivmod_pow2_pattern): Renamed to...
1737 (vect_recog_divmod_pattern): ... this. Pass bb_vinfo as last
1738 argument to new_stmt_vec_info. Attempt to optimize also divisions
1739 by non-pow2 constants if integer vector division isn't supported.
1740 * tree-vect-stmts.c (vect_analyze_stmt): If node != NULL,
1741 don't look at pattern stmts and sequences.
1743 2012-06-15 Eric Botcazou <ebotcazou@adacore.com>
1746 * common.opt (-fdelete-dead-exceptions): New switch.
1747 * doc/invoke.texi (Code Gen Options): Document it.
1748 * cse.c (count_reg_usage) <CALL_INSN>: Use !insn_nothrow_p in lieu of
1749 insn_could_throw_p predicate. Do not skip an insn that could throw
1750 if dead exceptions can be deleted.
1751 (insn_live_p): Likewise, do not return true in that case.
1752 * dce.c (can_alter_cfg): New flag.
1753 (deletable_insn_p): Do not return false for an insn that can throw if
1754 the CFG can be altered and dead exceptions can be deleted.
1755 (init_dce): Set can_alter_cfg to false for fast DCE, true otherwise.
1756 * dse.c (scan_insn): Use !insn_nothrow_p in lieu of insn_could_throw_
1757 predicate. Do not preserve an insn that could throw if dead exceptions
1759 * function.h (struct function): Add can_delete_dead_exceptions flag.
1760 * function.c (allocate_struct_function): Set it.
1761 * lto-streamer-in.c (input_struct_function_base): Stream it.
1762 * lto-streamer-out.c (input_struct_function_base): Likewise.
1763 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Do not mark a
1764 statement that could throw as necessary if dead exceptions can be
1767 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
1769 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
1771 2012-06-14 Oleg Endo <olegendo@gcc.gnu.org>
1774 * config/sh/sh.md: Add peephole for swapbsi2.
1775 (*swapbisi2_and_shl8, *swapbhisi2): New insns and splits.
1777 2012-06-14 Uros Bizjak <ubizjak@gmail.com>
1779 * config/i386/i386.md (*zero_extendsidi2): Remove x,x alternative.
1780 (*zero_extendsidi2_rex64): Ditto. Remove isa attribute.
1782 2012-06-14 Jakub Jelinek <jakub@redhat.com>
1785 * config/i386/i386.md (*anddi_1 into *andsi_1_zext splitter): New.
1787 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
1789 * arm.c (arm_cirrus_insn_p): Delete.
1790 (cirrus_reorg): Delete.
1791 (arm_reorg): Don't call cirrus_reorg.
1792 (arm_final_prescan_insn_p): Don't check for cirrus insns.
1793 * arm.md (define_attr "type"): Remove mav_farith and mav_dmult.
1794 (adddi3, subdi3): Remove Maverick support.
1795 (arm_adddi3): Likewise.
1796 (adddi_sesidi_di, adddi_zesidi_di): Likewise.
1797 (addsf3, adddf3): Likewise.
1798 (subsf3, subdf3): Likewise.
1799 (mulsf3, muldf3): Likewise.
1800 (ashldi3, ashrdi3, lshrdi3): Likewise.
1801 (floatsisf2, floatsidf2): Likewise.
1802 (fix_truncsfsi2, fix_truncdfsi2): Likewise.
1803 (arm_movdi, thumb1_movdi_insn): Likewise.
1804 (arm_cmpdi_insn): Likewise.
1805 (cirrus_cmpsf, cirrus_cmpdf, cirrus_cmpdi): Likewise.
1806 (cirrus.md): Don't include.
1807 * cirrus.md: Delete file.
1808 * t-arm (MD_INCLUDES): Remove cirrus.md.
1810 2012-06-14 Eric Botcazou <ebotcazou@adacore.com>
1812 * dwarf2out.c (function_possibly_abstracted_p): New static function.
1813 (gen_subprogram_die): Use it function_possibly_abstracted_p in lieu of
1814 cgraph_function_possibly_inlined_p.
1815 (gen_inlined_subroutine_die): Return if the origin is to be ignored.
1816 (process_scope_var): Do not emit concrete instances of abstracted
1817 nested functions from here.
1818 (gen_decl_die): Emit the abstract instance if the function is possibly
1819 abstracted and not only possibly inlined.
1820 (dwarf2out_finish): Find the first non-abstract parent instance and
1821 attach concrete instances on the limbo list to it.
1823 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
1825 * arm.md (divsf3, divdf3): Remove FPA support.
1826 (negsf2, negdf2): Likewise.
1827 (sqrtsf2, sqrtdf2): Likewise.
1828 (movdfcc): Likewise.
1829 (modsf3, moddf3, movxf): Delete.
1830 (push_fp_multi): Delete.
1831 (fpa.md): Don't include it.
1832 * fpa.md: Delete file.
1833 * t-arm (MD_INCLUDES): Remove fpa.md.
1835 2012-06-14 Bill Schmidt <wschmidt@linux.ibm.com>
1837 * tree-vectorizer.h (vect_get_stmt_cost): Move from tree-vect-stmts.c.
1838 (cost_for_stmt): Remove decl.
1839 (vect_get_single_scalar_iteration_cost): Correct typo in name.
1840 * tree-vect-loop.c (vect_get_cost): Remove.
1841 (vect_get_single_scalar_iteration_cost): Correct typo in name; use
1842 vect_get_stmt_cost rather than vect_get_cost.
1843 (vect_get_known_peeling_cost): Use vect_get_stmt_cost rather than
1845 (vect_estimate_min_profitable_iters): Correct typo in call to
1846 vect_get_single_scalar_iteration_cost; use vect_get_stmt_cost rather
1848 (vect_model_reduction_cost): Use vect_get_stmt_cost rather than
1850 (vect_model_induction_cost): Likewise.
1851 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Correct
1852 typo in call to vect_get_single_scalar_iteration_cost.
1853 * tree-vect-stmts.c (vect_get_stmt_cost): Move to tree-vectorizer.h.
1854 (cost_for_stmt): Remove unnecessary function.
1855 * Makefile.in (TREE_VECTORIZER_H): Update dependencies.
1857 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
1859 * arm.opt (mfp=2, mfp=3, mfpe, mfpe=2, mfpe=3): Delete options.
1860 * arm-fpus.def (fpa, fpe2, fpe3, maverick): Delete FPU types.
1861 * arm-tables.opt: Regenerated.
1862 * doc/invoke.texi: Remove references to deleted options.
1864 2012-06-14 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
1866 * config/h8300/genmova.sh: Modified to add offset bits of
1867 mova/Sz assembly instruction for memory access.
1868 * config/h8300/h8300.c: Likewise.
1869 * config/h8300/mova.md: Likewise.
1871 2012-06-12 Christian Bruel <christian.bruel@st.com>
1874 * config/sh/sh.c (sh_option_override): Don't force
1875 flag_omit_frame_pointer and maccumulate_outgoing_args.
1876 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
1878 2012-06-14 Richard Guenther <rguenther@suse.de>
1880 * tree-vrp.c (VR_INITIALIZER): New define.
1881 (ranges_from_anti_range): New function.
1882 (extract_range_from_binary_expr_1): Decompose operations on
1883 VR_ANTI_RANGEs to operations on VR_RANGE.
1884 (extract_range_from_unary_expr_1): Likewise.
1885 (extract_range_from_binary_expr_1, extract_range_from_binary_expr,
1886 extract_range_from_unary_expr_1, extract_range_from_unary_expr,
1887 extract_range_from_cond_expr, adjust_range_with_scev,
1888 vrp_visit_assignment_or_call, vrp_visit_phi_node,
1889 simplify_bit_ops_using_ranges): Use VR_INITIALIZER.
1891 2012-06-13 Richard Henderson <rth@redhat.com>
1893 * hwint.h (HOST_WIDEST_INT_C): New.
1894 (HOST_WIDE_INT_C): New.
1895 (HOST_WIDE_INT_1): Use it.
1896 * config/alpha/alpha.c (alpha_trampoline_init): Use it.
1898 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
1901 * var-tracking.c: Include alias.h.
1902 (overlapping_mems): New struct.
1903 (drop_overlapping_mem_locs): New.
1904 (clobber_overlapping_mems): New.
1905 (var_mem_delete_and_set, var_mem_delete): Call it.
1906 (val_bind): Likewise, but only if modified.
1907 (compute_bb_dataflow, emit_notes_in_bb): Call it on MEMs.
1908 * Makefile.in (var-tracking.o): Depend in $(ALIAS_H).
1910 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
1913 * var-tracking.c (loc_exp_dep_pool): New.
1914 (vt_emit_notes): Create and release the pool.
1915 (compute_bb_dataflow): Use value-based locations in MO_VAL_SET.
1916 (emit_notes_in_bb): Likewise.
1917 (loc_exp_dep_insert): Deal with NOT_ONEPART vars.
1918 (notify_dependents_of_changed_value): Likewise.
1919 (notify_dependents_of_resolved_value): Check that NOT_ONEPART
1920 variables don't have a VAR_LOC_DEP_LST.
1921 (emit_note_insn_var_location): Expand NOT_ONEPART locs that are
1922 VALUEs or MEMs of VALUEs.
1924 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
1928 * dce.c (word_dce_process_block): Insert debug temps only if the
1930 (dce_process_block): Likewise, and if debug.used is not empty,
1931 and only after iterating over all DEFs that might mark the insn.
1933 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
1935 * common.opt (ftree-coalesce-inlined-vars): New.
1936 (ftree-coalesce-vars): New.
1937 * doc/invoke.texi: Document them.
1938 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
1941 2012-06-13 Richard Sandiford <rdsandiford@googlemail.com>
1943 * read-rtl.c (mapping): Remove index field. Add current_value field.
1944 Define heap vectors.
1945 (iterator_group): Fix long line. Remove num_builtins field and
1946 uses_iterator fields. Make apply_iterator take a void * parameter.
1947 (iterator_use, atttribute_use): New structures.
1948 (iterator_traverse_data, BELLWETHER_CODE, bellwether_codes): Delete.
1949 (current_iterators, iterator_uses, attribute_uses): New variables.
1950 (uses_mode_iterator_p, uses_code_iterator_p): Delete.
1951 (apply_mode_iterator, apply_code_iterator): Take a void * parameter.
1952 (map_attr_string, apply_iterator_to_string): Remove iterator
1953 and value parameters. Look through all current iterator values
1954 for a matching attribute.
1955 (mode_attr_index, apply_mode_maps): Delete.
1956 (apply_iterator_to_rtx): Replace with...
1957 (copy_rtx_for_iterators): ...this new function.
1958 (uses_iterator_p, apply_iterator_traverse): Delete.
1959 (apply_attribute_uses, add_current_iterators, apply_iterators): New
1961 (add_mapping): Remove index field. Set current_value field.
1962 (initialize_iterators): Don't set num_builtins and uses_iterator_p
1964 (find_iterator): Delete.
1965 (record_iterator_use, record_attribute_use): New functions.
1966 (record_potential_iterator_use): New function.
1967 (check_code_iterator): Remove handling of bellwether codes.
1968 (read_rtx): Remove mode maps. Truncate iterator and attribute uses.
1969 (read_rtx_code, read_nested_rtx, read_rtx_variadic): Remove mode_maps
1970 parameter. Use the first code iterator value instead of the
1971 bellwether_codes array. Use record_potential_iterator_use for modes.
1973 2012-06-13 Oleg Endo <olegendo@gcc.gnu.org>
1976 * config/sh/sh.md (bswapsi2): New expander.
1977 (swapbsi2): New insn.
1979 2012-06-13 H.J. Lu <hongjiu.lu@intel.com>
1982 * config/i386/i386.c (ix86_tune_cost): New variable.
1983 (ix86_option_override_internal): Set ix86_tune_cost. Use
1984 ix86_tune_cost for simultaneous_prefetches, prefetch_block,
1985 l1_cache_size and l2_cache_size.
1987 2012-06-13 Richard Guenther <rguenther@suse.de>
1989 * tree-vrp.c (vrp_meet): Properly meet equivalent ranges.
1990 Handle meeting two VR_RANGE to an VR_ANTI_RANGE. Implement
1991 all possible meetings of VR_RANGE with VR_ANTI_RANGE and
1992 VR_ANTI_RANGE with VR_ANTI_RANGE.
1994 2012-06-13 Richard Earnshaw <rearnsha@arm.com>
1996 * config.gcc (unsupported): Move obsoleted FPA-based configurations
1998 (obsolete): ... here.
1999 (arm*-*-freebsd*): Remove.
2000 (arm*-*-linux*): Only accept EABI variants. Simplify logic.
2001 (arm*-*-uclinux*): Likewise.
2002 (arm*-*-ecos-elf): Remove.
2003 (arm*-*-rtems*): Remove.
2004 (arm*-*-elf): Remove.
2005 (arm*-wince-pe*): Remove.
2006 (arm, --with-fpu): Remove support for fpa and Maverick variants.
2007 * arm/ecos-elf.h: Delete.
2008 * arm/t-strongarm-elf: Delete.
2009 * arm/rtems-elf.h: Delete.
2010 * arm/wince-pe.h: Delete.
2013 * arm/t-wince-pe: Delete.
2015 2012-06-13 Bill Schmidt <wschmidt@linux.ibm.com>
2017 PR tree-optimization/53647
2018 * tree-ssa-phiopt.c (gate_hoist_loads): Skip transformation for
2019 targets with no defined cache line size.
2021 2012-06-13 Bill Schmidt <wschmidt@linux.ibm.com>
2023 * targhooks.c (default_builtin_vectorized_conversion): Handle
2024 vec_construct, using vectype to base cost on subparts.
2025 * target.h (enum vect_cost_for_stmt): Add vec_construct.
2026 * tree-vect-stmts.c (vect_model_load_cost): Use vec_construct
2027 instead of scalar_to-vec.
2028 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
2029 vec_construct in same way as default for now.
2030 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
2031 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
2032 Handle vec_construct, including special case for 32-bit loads.
2034 2012-06-13 Xinyu Qi <xyqi@marvell.com>
2036 * config/arm/arm.c (FL_IWMMXT2): New define.
2037 (arm_arch_iwmmxt2): New variable.
2038 (arm_option_override): Enable use of iWMMXt with VFP.
2039 Disable use of iWMMXt with NEON. Disable use of iWMMXt under
2040 Thumb mode. Set arm_arch_iwmmxt2.
2041 (arm_expand_binop_builtin): Accept VOIDmode op.
2042 (enum arm_builtins): Revise built-in fcode.
2043 (IWMMXT2_BUILTIN): New define.
2044 (IWMMXT2_BUILTIN2): Likewise.
2045 (iwmmx2_mbuiltin): Likewise.
2046 (builtin_description bdesc_2arg): Revise built in declaration.
2047 (builtin_description bdesc_1arg): Likewise.
2048 (arm_init_iwmmxt_builtins): Revise built in initialization.
2049 (arm_expand_builtin): Revise built in expansion.
2050 (arm_output_iwmmxt_shift_immediate): New function.
2051 (arm_output_iwmmxt_tinsr): Likewise.
2052 * config/arm/arm-protos.h (arm_output_iwmmxt_shift_immediate): Declare.
2053 (arm_output_iwmmxt_tinsr): Likewise.
2054 * config/arm/iwmmxt.md (WCGR0, WCGR1, WCGR2, WCGR3): New constant.
2055 (iwmmxt_psadbw, iwmmxt_walign, iwmmxt_tmrc, iwmmxt_tmcr): Delete.
2056 (rorv4hi3, rorv2si3, rordi3): Likewise.
2057 (rorv4hi3_di, rorv2si3_di, rordi3_di): Likewise.
2058 (ashrv4hi3_di, ashrv2si3_di, ashrdi3_di): Likewise.
2059 (lshrv4hi3_di, lshrv2si3_di, lshrdi3_di): Likewise.
2060 (ashlv4hi3_di, ashlv2si3_di, ashldi3_di): Likewise.
2061 (iwmmxt_tbcstqi, iwmmxt_tbcsthi, iwmmxt_tbcstsi): Likewise
2062 (*iwmmxt_clrv8qi, *iwmmxt_clrv4hi, *iwmmxt_clrv2si): Likewise.
2063 (tbcstv8qi, tbcstv4hi, tbsctv2si): New pattern.
2064 (iwmmxt_clrv8qi, iwmmxt_clrv4hi, iwmmxt_clrv2si): Likewise.
2065 (*and<mode>3_iwmmxt, *ior<mode>3_iwmmxt, *xor<mode>3_iwmmxt): Likewise.
2066 (ror<mode>3, ror<mode>3_di): Likewise.
2067 (ashr<mode>3_di, lshr<mode>3_di, ashl<mode>3_di): Likewise.
2068 (ashli<mode>3_iwmmxt, iwmmxt_waligni, iwmmxt_walignr): Likewise.
2069 (iwmmxt_walignr0, iwmmxt_walignr1): Likewise.
2070 (iwmmxt_walignr2, iwmmxt_walignr3): Likewise.
2071 (iwmmxt_setwcgr0, iwmmxt_setwcgr1): Likewise.
2072 (iwmmxt_setwcgr2, iwmmxt_setwcgr3): Likewise.
2073 (iwmmxt_getwcgr0, iwmmxt_getwcgr1): Likewise.
2074 (iwmmxt_getwcgr2, iwmmxt_getwcgr3): Likewise.
2075 (All instruction patterns): Add wtype attribute.
2076 (*iwmmxt_arm_movdi, *iwmmxt_movsi_insn): iWMMXt coexist with vfp.
2077 (iwmmxt_uavgrndv8qi3, iwmmxt_uavgrndv4hi3): Revise the pattern.
2078 (iwmmxt_uavgv8qi3, iwmmxt_uavgv4hi3): Likewise.
2079 (ashr<mode>3_iwmmxt, ashl<mode>3_iwmmxt, lshr<mode>3_iwmmxt): Likewise.
2080 (iwmmxt_tinsrb, iwmmxt_tinsrh, iwmmxt_tinsrw):Likewise.
2081 (eqv8qi3, eqv4hi3, eqv2si3, gtuv8qi3): Likewise.
2082 (gtuv4hi3, gtuv2si3, gtv8qi3, gtv4hi3, gtv2si3): Likewise.
2083 (iwmmxt_wunpckihh, iwmmxt_wunpckihw, iwmmxt_wunpckilh): Likewise.
2084 (iwmmxt_wunpckilw, iwmmxt_wunpckehub, iwmmxt_wunpckehuh): Likewise.
2085 (iwmmxt_wunpckehuw, iwmmxt_wunpckehsb, iwmmxt_wunpckehsh): Likewise.
2086 (iwmmxt_wunpckehsw, iwmmxt_wunpckelub, iwmmxt_wunpckeluh): Likewise.
2087 (iwmmxt_wunpckeluw, iwmmxt_wunpckelsb, iwmmxt_wunpckelsh): Likewise.
2088 (iwmmxt_wunpckelsw, iwmmxt_wmadds, iwmmxt_wmaddu): Likewise.
2089 (iwmmxt_wsadb, iwmmxt_wsadh, iwmmxt_wsadbz, iwmmxt_wsadhz): Likewise.
2090 (iwmmxt2.md): Include.
2091 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __IWMMXT2__.
2092 (TARGET_IWMMXT2): New define.
2093 (TARGET_REALLY_IWMMXT2): Likewise.
2094 (arm_arch_iwmmxt2): Declare.
2095 * config/arm/mmintrin.h: Use __IWMMXT__ to enable iWMMXt intrinsics.
2096 Use __IWMMXT2__ to enable iWMMXt2 intrinsics.
2097 Use C name-mangling for intrinsics.
2099 (_mm_cvtsi32_si64, _mm_andnot_si64, _mm_sad_pu8): Revise.
2100 (_mm_sad_pu16, _mm_align_si64, _mm_setwcx, _mm_getwcx): Likewise.
2101 (_m_from_int): Likewise.
2102 (_mm_sada_pu8, _mm_sada_pu16): New intrinsic.
2103 (_mm_alignr0_si64, _mm_alignr1_si64, _mm_alignr2_si64): Likewise.
2104 (_mm_alignr3_si64, _mm_tandcb, _mm_tandch, _mm_tandcw): Likewise.
2105 (_mm_textrcb, _mm_textrch, _mm_textrcw, _mm_torcb): Likewise.
2106 (_mm_torch, _mm_torcw, _mm_tbcst_pi8, _mm_tbcst_pi16): Likewise.
2107 (_mm_tbcst_pi32): Likewise.
2108 (_mm_abs_pi8, _mm_abs_pi16, _mm_abs_pi32): New iWMMXt2 intrinsic.
2109 (_mm_addsubhx_pi16, _mm_absdiff_pu8, _mm_absdiff_pu16): Likewise.
2110 (_mm_absdiff_pu32, _mm_addc_pu16, _mm_addc_pu32): Likewise.
2111 (_mm_avg4_pu8, _mm_avg4r_pu8, _mm_maddx_pi16, _mm_maddx_pu16): Likewise.
2112 (_mm_msub_pi16, _mm_msub_pu16, _mm_mulhi_pi32): Likewise.
2113 (_mm_mulhi_pu32, _mm_mulhir_pi16, _mm_mulhir_pi32): Likewise.
2114 (_mm_mulhir_pu16, _mm_mulhir_pu32, _mm_mullo_pi32): Likewise.
2115 (_mm_qmulm_pi16, _mm_qmulm_pi32, _mm_qmulmr_pi16): Likewise.
2116 (_mm_qmulmr_pi32, _mm_subaddhx_pi16, _mm_addbhusl_pu8): Likewise.
2117 (_mm_addbhusm_pu8, _mm_qmiabb_pi32, _mm_qmiabbn_pi32): Likewise.
2118 (_mm_qmiabt_pi32, _mm_qmiabtn_pi32, _mm_qmiatb_pi32): Likewise.
2119 (_mm_qmiatbn_pi32, _mm_qmiatt_pi32, _mm_qmiattn_pi32): Likewise.
2120 (_mm_wmiabb_si64, _mm_wmiabbn_si64, _mm_wmiabt_si64): Likewise.
2121 (_mm_wmiabtn_si64, _mm_wmiatb_si64, _mm_wmiatbn_si64): Likewise.
2122 (_mm_wmiatt_si64, _mm_wmiattn_si64, _mm_wmiawbb_si64): Likewise.
2123 (_mm_wmiawbbn_si64, _mm_wmiawbt_si64, _mm_wmiawbtn_si64): Likewise.
2124 (_mm_wmiawtb_si64, _mm_wmiawtbn_si64, _mm_wmiawtt_si64): Likewise.
2125 (_mm_wmiawttn_si64, _mm_merge_si64): Likewise.
2126 (_mm_torvscb, _mm_torvsch, _mm_torvscw): Likewise.
2127 (_m_to_int): New define.
2128 * config/arm/arm-cores.def (iwmmxt2): Add FL_IWMMXT2.
2129 * config/arm/arm-arches.def (iwmmxt2): Likewise.
2130 * config/arm/t-arm (MD_INCLUDES): Add marvell-f-iwmmxt.md and
2132 * config/arm/arm.md (marvell-f-iwmmxt.md): Include.
2133 (arch): Add "iwmmxt2".
2134 (arch_enabled): Handle "iwmmxt2".
2135 (wtype): New attribute.
2136 (UNSPEC_WMADDS, UNSPEC_WMADDU): Delete.
2137 (UNSPEC_WALIGNI): New unspec.
2138 * config/arm/predicates.md (imm_or_reg_operand): New predicate.
2139 * config/arm/iterators.md (VMMX2): New mode_iterator.
2140 * config/arm/marvell-f-iwmmxt.md: New file.
2141 * config/arm/iwmmxt2.md: New file.
2143 2012-06-12 Jakub Jelinek <jakub@redhat.com>
2148 * c-decl.c (build_compound_literal): Call c_incomplete_type_error
2149 if type isn't complete.
2151 2012-06-12 Uros Bizjak <ubizjak@gmail.com>
2153 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
2155 2012-06-12 Richard Henderson <rth@redhat.com>
2157 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
2158 iterator instead of INT.
2160 2012-06-12 Bill Schmidt <wschmidt@linux.ibm.com>
2162 * opts.c: Add -fhoist-adjacent-loads to -O2 and above.
2163 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Add argument to forward
2165 (hoist_adjacent_loads, gate_hoist_loads): New forward declarations.
2166 (tree_ssa_phiopt): Call gate_hoist_loads.
2167 (tree_ssa_cs_elim): Add parm to tree_ssa_phiopt_worker call.
2168 (tree_ssa_phiopt_worker): Add do_hoist_loads to formal arg list; call
2169 hoist_adjacent_loads.
2170 (local_mem_dependence): New function.
2171 (hoist_adjacent_loads): Likewise.
2172 (gate_hoist_loads): Likewise.
2173 * common.opt (fhoist-adjacent-loads): New switch.
2174 * Makefile.in (tree-ssa-phiopt.o): Added dependencies.
2176 2012-06-12 Michael Matz <matz@suse.de>
2178 * alias.c (nonoverlapping_component_refs_p): Take two rtx arguments.
2179 (nonoverlapping_memrefs_p): Don't call it here ...
2180 (true_dependence_1): ... but here.
2182 2012-06-12 Richard Guenther <rguenther@suse.de>
2184 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove dead code.
2185 * alias.c (ao_ref_from_mem): MEM_EXPR is conservative, MEM_OFFSET
2186 and MEM_SIZE only refines it. Reflect that and be less conservative
2187 if either of the latter is not known.
2189 2012-06-12 Jakub Jelinek <jakub@redhat.com>
2191 PR rtl-optimization/53589
2192 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
2193 discovery even when e->dest != target. If any LABEL_REF points
2194 to e->dest label, redirect it to target's label.
2196 2012-06-12 Chung-Lin Tang <cltang@codesourcery.com>
2198 * config/sh/sh.c (output_stack_adjust): Remove !epilogue_p
2199 condition for generating REG_FRAME_RELATED_EXPR note.
2200 (pop): Add code for generating REG_CFA_RESTORE,
2201 REG_CFA_ADJUST_CFA notes. Set RTX_FRAME_RELATED_P to 1.
2202 (sh_expand_epilogue): Use frame_insn() for FP to SP move.
2203 Set 'frame_p' of calls to output_stack_adjust() to 'true'.
2205 2012-06-11 Richard Henderson <rth@redhat.com>
2207 * config/alpha/alpha.c (HWI_HEX2): Add missing shift.
2208 * vmsdbgout.c (VMS_EPOCH_OFFSET): Add LL suffix.
2210 * config/alpha/alpha.c (alpha_trampoline_init): Split large constants.
2212 2012-06-12 Hans-Peter Nilsson <hp@axis.com>
2214 * doc/tm.texi.in (Addressing Modes) <TARGET_LEGITIMIZE_ADDRESS>:
2215 Mention that this hook needs to be defined for native TLS.
2216 * doc/tm.texi: Regenerate.
2218 2012-06-11 Mike Stump <mikestump@comcast.net>
2220 * emit-rtl.c (init_emit_once): Iterate through the
2221 MODE_PARTIAL_INT modes with MIN_MODE_PARTIAL_INT and
2222 MAX_MODE_PARTIAL_INT, as GET_MODE_WIDER_MODE doesn't step through
2223 all the MIN_MODE_PARTIAL_INT modes anymore.
2225 2012-06-12 Maxim Kuvyrkov <maxim@codesourcery.com>
2227 * gcc/config/mips/mips-tables.opt (xlp): Fix merge typo.
2229 2012-06-11 Roland McGrath <mcgrathr@google.com>
2231 * dwarf2out.c (const_ok_for_output_1): Detect a TLS UNSPEC using
2232 SYMBOL_REF_TLS_MODEL rather than DECL_THREAD_LOCAL_P, in case it's
2233 not a VAR_DECL. Also don't limit it to UNSPECs with exactly one
2236 2012-06-11 Oleg Endo <olegendo@gcc.gnu.org>
2239 * config/sh/sh.md (fmasf4): New expander.
2240 (*macsf3): Rename to fmasf4_i. Adapt to fma pattern.
2241 (mac_media): Rename to fmasf4_media. Adapt to fma pattern.
2242 * config/sh/sh.opt (mfused-madd): Remove.
2243 * config/sh/sh.c (sh_option_override): Remove mfused-madd handling.
2244 (builtin_description bdesc): Remove __builtin_sh_media_FMAC_S.
2245 * config.gcc (sh[123456789lbe]*-*-* | sh-*-*): Add fused-madd.opt
2247 * doc/invoke.texi (SH Options): Update mfused-madd and mno-fused-madd
2250 2012-06-11 Richard Henderson <rth@redhat.com>
2252 * dwarf2cfi.c (scan_trace): Handle annulled branch-taken delay slots.
2254 2012-06-11 Richard Guenther <rguenther@suse.de>
2257 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
2258 replace it with the first non-BLOCK context.
2260 2012-06-11 Richard Guenther <rguenther@suse.de>
2262 * alias.c (aliases_everything_p): Remove.
2263 (DIFFERENT_ALIAS_SETS_P): Likewise.
2264 (true_dependence_1): Use mems_in_disjoint_alias_sets_p directly.
2265 Do not use aliases_everything_p or special-case ANDs. Do not
2266 special-case BLKmode moves.
2267 (may_alias_p): Likewise. Handle BLKmode similar like everywhere
2270 2012-06-09 Hans-Peter Nilsson <hp@axis.com>
2272 Fix CRIS build errors with --enable-build-with-cxx.
2273 * config/cris/cris.c (cris_emit_trap_for_misalignment): Rename
2274 variable "and" to "andop".
2275 * config/cris/sync.md ("atomic_fetch_<atomic_op_name><mode>"): Use
2276 temporary variable for memory model, passing C++-type-correct
2277 parameter type to expand_mem_thread_fence.
2278 ("atomic_compare_and_swap<mode>"): Ditto.
2280 2012-06-09 Richard Henderson <rth@redhat.com>
2283 * cfgcleanup.c (execute_jump): Rename from rest_of_handle_jump2.
2284 (pass_jump): Rename from pass_jump2.
2285 (execute_jump2, pass_jump2): New.
2286 * combine-stack-adj.c (rest_of_handle_stack_adjustments): Don't
2287 perform cfg cleanup here. Move the test of PUSH_ROUNDING
2288 and ACCUMULATE_OUTGOING_ARGS test...
2289 (gate_handle_stack_adjustments): ... here.
2290 * passes.c (init_optimization_passes): Update for pass_jump2 rename.
2291 Place new pass_jump2 after pass_stack_adjustments.
2292 * tree-pass.h (pass_jump): Declare.
2294 2012-06-09 Kenneth Zadeck <zadeck@naturalbridge.com>
2296 * simplify-rtx.c (simplify_const_binary_operation): Fixed shift
2299 2012-06-08 Richard Henderson <rth@redhat.com>
2302 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
2303 note to a clobber insn when no other insn is available.
2305 2012-06-08 Georg-Johann Lay <avr@gjlay.de>
2307 * config/avr/avr.c (avr_case_values_threshold): Return 7.
2309 2012-06-07 Andreas Schwab <schwab@linux-m68k.org>
2311 * genhooks.c (main): Set progname.
2312 (emit_documentation): Remove variable found_start, always bail out
2313 when a place is missing.
2314 * doc/tm.texi.in (C++ ABI): Add @hook TARGET_CXX_DECL_MANGLING_CONTEXT.
2316 2012-06-07 Jakub Jelinek <jakub@redhat.com>
2319 * omp-low.c (scan_omp): Change first argument to gimple_seq *,
2320 call walk_gimple_seq_mod instead of walk_gimple_seq.
2321 (scan_sharing_clauses, scan_omp_parallel, scan_omp_task,
2322 scan_omp_for, scan_omp_sections, scan_omp_single,
2323 execute_lower_omp): Adjust callers.
2324 (scan_omp_1_stmt): Likewise. If check_omp_nesting_restrictions
2325 returns false, replace stmt with GIMPLE_NOP.
2326 (check_omp_nesting_restrictions): Instead of issuing warnings,
2327 issue errors and return false if any errors were reported.
2329 2012-06-06 Steven Bosscher <steven@gcc.gnu.org>
2331 * doc/invoke.texi (fconserve-space): Remove documentation.
2333 2012-06-06 Edmar Wienskoski <edmar@freescale.com>
2335 * config/rs6000/rs6000-tables.opt: Regenerated.
2337 2012-06-06 Richard Guenther <rguenther@suse.de>
2339 PR tree-optimization/53081
2340 * tree-data-ref.h (adjacent_store_dr_p): Rename to ...
2341 (adjacent_dr_p): ... this and make it work for reads, too.
2342 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMCPY.
2343 (struct partition_s): Change main_stmt to main_dr, add
2344 secondary_dr member.
2345 (build_size_arg_loc): Change to date data-reference and not
2347 (build_addr_arg_loc): New function split out from ...
2348 (generate_memset_builtin): ... here. Use it and simplify.
2349 (generate_memcpy_builtin): New function.
2350 (generate_code_for_partition): Adjust.
2351 (classify_partition): Streamline pattern detection. Detect memcpy.
2352 (ldist_gen): Adjust.
2353 (tree_loop_distribution): Adjust seed statements for memcpy
2356 2012-06-06 Matt Turner <mattst88@gmail.com>
2358 * config/arm/mmintrin.h (_mm_empty): New.
2361 2012-06-06 Richard Sandiford <r.sandiford@uk.ibm.com>
2363 * doc/invoke.texi (sched-pressure-algorithm): Document new --param.
2364 * common.opt (fsched-pressure-algorithm=): Remove.
2365 * flag-types.h (sched_pressure_algorithm): Move to...
2366 * sched-int.h (sched_pressure_algorithm): ...here.
2367 * params.def (sched-pressure-algorithm): New param.
2368 * haifa-sched.c (sched_init): Use it to initialize sched_pressure.
2369 * common/config/s390/s390-common.c (s390_option_optimization_table):
2370 Remove OPT_fsched_pressure_algorithm_ entry.
2371 * config/s390/s390.c (s390_option_override): Set a default value for
2372 PARAM_SCHED_PRESSURE_ALGORITHM.
2374 2012-06-05 Michael Meissner <meissner@linux.vnet.ibm.com>
2377 * config/rs6000/rs6000.c (rs6000_generate_compare): If we are
2378 doing an unsigned compare, make sure the second argument is not a
2380 (rs6000_emit_cmove): Don't allow floating point comparisons when
2381 generating ISEL moves.
2383 2012-06-05 Edmar Wienskoski <edmar@freescale.com>
2385 * config/rs6000/e5500.md: New file.
2386 * config/rs6000/e6500.md: New file.
2387 * config/rs6000/rs6000.c (processor_costs): Add new costs for
2389 (rs6000_option_override_internal): Altivec and Spe options not
2390 allowed with e5500. Spe options not allowed with e6500. Increase
2391 move inline limit for e5500 and e6500. Disable string instructions
2392 for e5500 and e6500. Enable branch targets alignment for e5500 and
2393 e6500. Initialize rs6000_cost for e5500 and e6500.
2394 (rs6000_adjust_cost): Add extra scheduling cycles between compare
2395 and brnach for e5500 and e6500.
2396 (rs6000_issue_rate): Set issue rate for e5500 and e6500.
2397 * config/rs6000/rs6000-cpus.def: Add cpu definitions for e5500 and
2399 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add e5500 and e6500.
2400 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce5500 and
2402 Include e5500.md and e6500.md.
2403 * config/rs6000/rs6000-opt.h (processor_type): Add
2404 PROCESSOR_PPCE5500 and PROCESSOR_PPCE6500.
2405 * config.gcc (cpu_is_64bit): Add new cores e5500, e6500.
2406 (powerpc*-*-*): Add new cores e5500, e6500.
2407 * doc/invoke.texi: (item -mcpu): Add e5500 and e6500 to list of cpus.
2409 2012-06-05 Richard Guenther <rguenther@suse.de>
2411 * tree-vect-data-refs.c (vect_analyze_data_refs): Fix last change.
2413 2012-06-05 H.J. Lu <hongjiu.lu@intel.com>
2416 * config.gcc: Select x32 run-time library if --with-abi={x32|mx32}
2417 is used for x86_64-*-*.
2419 2012-06-05 Richard Guenther <rguenther@suse.de>
2421 PR tree-optimization/30442
2422 * tree-vect-data-refs.c (vect_analyze_data_refs): For basic-block
2423 vectorization stop analysis at the first stmt we cannot compute
2424 a data-reference for instead of giving up completely.
2426 2012-06-05 Richard Guenther <rguenther@suse.de>
2428 * tree-loop-distribution.c (struct partition_s): Add has_writes member.
2429 (partition_alloc): Initialize it.
2430 (partition_has_writes): New function.
2431 (rdg_flag_uses): Adjust.
2432 (rdg_flag_vertex): Likewise.
2433 (rdg_flag_vertex_and_dependent): Likewise.
2434 (rdg_flag_loop_exits): Likewise.
2435 (build_rdg_partition_for_component): Likewise.
2436 (rdg_build_partitions): Likewise.
2438 2012-06-05 Richard Guenther <rguenther@suse.de>
2440 PR tree-optimization/53081
2441 * tree-loop-distribution.c (generate_memset_builtin): Handle all
2442 kinds of byte-sized stores.
2443 (classify_partition): Likewise.
2444 (tree_loop_distribution): Adjust seed statements used for
2445 !flag_tree_loop_distribution.
2447 2012-06-05 Alan Modra <amodra@gmail.com>
2449 * config/rs6000/rs6000.c (ptr_regno_for_savres): Comment.
2450 (rs6000_emit_prologue): Ensure register used for inline saves
2451 of vector regs is not the static chain register. Revise comment.
2453 2012-06-04 Oleg Endo <olegendo@gcc.gnu.org>
2455 * doc/md.texi (Standard Pattern Names For Generation): Document
2458 2012-06-04 H.J. Lu <hongjiu.lu@intel.com>
2461 * config/i386/i386.c (ix86_sched_reorder) Skip debug insns.
2463 2012-06-04 Jason Merrill <jason@redhat.com>
2465 * dwarf2out.c (is_unit_die): New.
2466 (copy_declaration_context, copy_ancestor_tree): Use it.
2467 (copy_decls_walk): Likewise.
2469 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
2472 * doc/invoke.texi (Wenum-compare): Update documentation.
2474 2012-06-04 Dodji Seketeli <dodji@redhat.com>
2476 PR preprocessor/53463
2477 * parser.c (cp_parser_assignment_expression): Use the location
2478 for the '=' as the default location for the expression.
2480 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
2483 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
2485 (altivec_stvlxl): Ditto.
2486 (altivec_stvrx): Ditto.
2487 (altivec_stvrxl): Ditto.
2489 2012-06-04 Vladimir Makarov <vmakarov@redhat.com>
2491 * ira-int.h (struct target_ira_int): Add member x_ira_uniform_class_p.
2492 (ira_uniform_class_p): New macro.
2494 * ira.c (setup_uniform_class_p): New function.
2495 (setup_allocno_and_important_classes): Call the function.
2496 (print_unform_and_important_classes): New function.
2497 (print_classes): Rename to print_translated_classes.
2498 (ira_debug_allocno_classes): Add call of
2499 print_unform_and_important_classes.
2501 * ira-costs.c (setup_regno_cost_classes_by_aclass): Use uniform
2502 classes instead of pressure classes.
2504 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
2507 * trans-mem.c (expand_block_edges): Do not skip the first
2508 statement when resetting the BB.
2510 2012-06-04 Richard Guenther <rguenther@suse.de>
2512 * tree-data-ref.c (stores_from_loop): Remove.
2513 (stmt_with_adjacent_zero_store_dr_p): Likewise.
2514 (stores_zero_from_loop): Likewise.
2515 * tree-data-ref.h (stores_from_loop, stores_zero_from_loop,
2516 stmt_with_adjacent_zero_store_dr_p, stride_of_unit_type_p): Remove.
2517 (adjacent_store_dr_p): New function.
2518 * tree-loop-distribution.c (generate_memset_builtin): Pass
2519 the RDG, use the already available data-reference.
2520 (generate_code_for_partition): Pass down RDG.
2521 (classify_partition): Inline parts of the former
2522 stmt_with_adjacent_zero_store_dr_p here and use adjacent_store_dr_p.
2523 (ldist_gen): Remember if there was any detected builtin and
2524 do less work if not and flag_tree_loop_distribution is not set.
2525 (tree_loop_distribution): Inline and fuse stores_from_loop
2526 and stores_zero_from_loop here.
2528 2012-06-04 Richard Guenther <rguenther@suse.de>
2531 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
2532 create new assembler names.
2534 2012-06-04 Richard Guenther <rguenther@suse.de>
2536 * tree-data-ref.c (struct rdg_vertex_info): Remove.
2537 (rdg_vertex_for_stmt): Simplify using gimple_uid.
2538 (create_rdg_vertices): Pass loop argument, remove stmt to RDG index
2539 hashtable. Record stmt data-references.
2540 (hash_stmt_vertex_info): Remove.
2541 (eq_stmt_vertex_info): Likewise.
2542 (hash_stmt_vertex_del): Likewise.
2543 (build_empty_rdg): Simplify.
2544 (build_rdg): Adjust.
2545 (free_rdg): Likewise.
2546 (ref_base_address): Remove.
2547 (have_similar_memory_accesses): Likewise.
2548 * tree-data-ref.h (create_rdg_vertices): Remove.
2549 (struct rdg_vertex): Add datarefs member.
2550 (RDGV_DATAREFS): New define.
2551 (RDG_DATAREFS): Likewise.
2552 (have_similar_memory_accesses): Remove.
2553 (rdg_has_similar_memory_accesses): Likewise.
2554 * tree-loop-distribution.c (ref_base_address): Re-implement here.
2555 (similar_memory_accesses): Re-implement using existing data-references.
2556 (tree_loop_distribution): Initialize stmt uids for the stmt to
2558 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
2559 access stmt vinfo for stmts in loop.
2561 2012-06-04 Andreas Schwab <schwab@linux-m68k.org>
2564 * config/m68k/m68k.md ("tablejump"): Fix check for
2565 CASE_VECTOR_PC_RELATIVE.
2567 2012-06-04 Steven Bosscher <steven@gcc.gnu.org>
2569 * output.h (merge_weak, assemble_alias,
2570 initializer_constant_valid_p,
2571 initializer_constant_valid_for_bitfield_p): Move protos from here...
2572 * tree.h: ... to here.
2573 * cgraphclones.c: Do not include output.h.
2574 * gimplify.c: Likewise.
2575 * reload.c: Likewise.
2576 * recog.c: Likewise.
2577 * tree-ssa-loop-ivopts.c: Likewise.
2578 * tree-switch-conversion.c: Likewise.
2579 * c-parser.c: Likewise.
2580 * c-typeck.c: Likewise.
2581 * Makefile.in: Fix dependencies.
2583 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
2586 * config/avr/avr-stdint.h: New file.
2587 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
2590 2012-06-04 Jakub Jelinek <jakub@redhat.com>
2592 PR tree-optimization/53550
2593 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
2594 is POINTER_TYPE_P, use sizetype as step type instead of type.
2596 2012-06-04 Richard Guenther <rguenther@suse.de>
2598 * tree-data-ref.c (have_similar_memory_accesses_1): Remove.
2599 (ref_base_address_1): Likewise.
2600 (remove_similar_memory_refs): Likewise.
2601 * tree-data-ref.h (remove_similar_memory_refs): Remove.
2602 * tree-loop-distribution.c (classify_partition): Do not classify
2603 as builtin if -ftree-loop-distribute-patterns is not enabled.
2604 (fuse_partitions_with_similar_memory_accesses): Inline ...
2605 (ldist_gen): ... here. Fuse all non-builtin partitions if
2606 -ftree-loop-distribution is not enabled. Properly return
2607 the number of created partitions. Do not update SSA form here but ...
2608 (tree_loop_distribution): ... once here for the whole function.
2609 Only walk innermost loops, constrain loops we consider here
2610 further. Do not call remove_similar_memory_refs.
2611 (distribute_loop): Do not check number of loop nodes here.
2613 2012-06-04 Steven Bosscher <steven@gcc.gnu.org>
2615 * Makefile.in (GIMPLE_H): Do not depend on TARGET_H.
2617 2012-06-03 Martin Jambor <mjambor@suse.cz>
2619 * ipa-prop.h (ipa_get_jf_known_type_offset): New function.
2620 (ipa_get_jf_known_type_base_type): Likewise.
2621 (ipa_get_jf_known_type_component_type): Likewise.
2622 (ipa_get_jf_constant): Likewise.
2623 (ipa_get_jf_pass_through_formal_id): Likewise.
2624 (ipa_get_jf_pass_through_operation): Likewise.
2625 (ipa_get_jf_ancestor_offset): Likewise.
2626 (ipa_get_jf_ancestor_type): Likewise.
2627 (ipa_get_jf_ancestor_formal_id): Likewise.
2628 (ipa_get_jf_member_ptr_pfn): Likewise.
2629 * ipa-prop.c (ipa_set_jf_known_type): New function.
2630 (ipa_set_jf_constant): Likewise.
2631 (ipa_set_jf_simple_pass_through): Likewise.
2632 (ipa_set_jf_arith_pass_through): Likewise.
2633 (ipa_set_ancestor_jf): Likewise.
2634 (fill_member_ptr_cst_jump_function): Moved up and renamed to
2635 ipa_set_jf_member_ptr_cst.
2636 (detect_type_change_1): Use the new jump function creation functions.
2637 (compute_complex_assign_jump_func): Likewise.
2638 (compute_complex_ancestor_jump_func): Likewise.
2639 (compute_known_type_jump_func): Likewise.
2640 (compute_scalar_jump_functions): Likewise.
2641 (compute_pass_through_member_ptrs): Likewise.
2642 (determine_cst_member_ptr): Likewise.
2643 (combine_known_type_and_ancestor_jfs): Likewise.
2644 (try_make_edge_direct_simple_call): Likewise.
2645 (try_make_edge_direct_virtual_call): Likewise.
2646 (update_indirect_edges_after_inlining): Likewise.
2647 * ipa-cp.c (ipa_get_jf_pass_through_result): Use jump function
2648 access functions. Incorporat NOP_EXPR and BINFO handling from its
2650 (ipa_get_jf_ancestor_result): Likewise. Incorporate handling BINFOs
2651 which was in its callers.
2652 (ipa_value_from_jfunc): Use jump function access functions. Some
2653 functionality moved to functions above.
2654 (propagate_vals_accross_ancestor): Likewise.
2655 (propagate_vals_accross_pass_through): Use jump function access
2657 (propagate_accross_jump_function): Likewise.
2658 * ipa-inline-analysis.c (remap_edge_change_prob): Use jump function
2660 (inline_merge_summary): Likewise.
2662 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2664 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
2665 * config/pa/pa.c (pa_attr_length_millicode_call): Use
2666 MAX_PCREL17F_OFFSET instead of fixed offset.
2667 (pa_attr_length_call): Likewise.
2668 (pa_attr_length_indirect_call): Likewise.
2670 2012-06-03 Oleg Endo <olegendo@gcc.gnu.org>
2673 * config/sh/sh.opt (mfsca, mfsrra): New options.
2674 * config/sh/sh.md (rsqrtsf2): Use TARGET_FPU_ANY and TARGET_FSRRA
2676 (fsca): Use TARGET_FPU_ANY and TARGET_FSCA condition.
2677 (sinssf2, cossf2): Fold expanders to ...
2678 (sincossf3): ... this new expander. Use TARGET_FPU_ANY and
2679 TARGET_FSCA condition.
2680 * config/sh/sh.c (sh_option_override): Handle TARGET_FSRRA and
2682 * doc/invoke.texi (SH Options): Add descriptions for -mfsca,
2683 -mno-fsca, -mfsrra, -mno-fsrra.
2685 2012-06-03 Matt Turner <mattst88@gmail.com>
2687 * config/mips/4600.md (r4700_imul_si): New.
2688 (r4700_imul_di): New.
2689 (r4700_fmul_single): New.
2690 (r4700_fmul_double): New.
2691 * config/mips/mips-cpus.def: Add r4700.
2692 * config/mips/mips.c: Likewise.
2693 * config/mips/mips.md: Likewise.
2694 * config/mips/mips-tables.opt: Regenerate.
2696 2012-06-02 Steven Bosscher <steven@gcc.gnu.org>
2698 * config/sparc/sparc.h (INITIAL_ELIMINATION_OFFSET): Split out to
2699 new function sparc_initial_elimination_offset.
2700 * config/sparc/sparc.c (sparc_initial_elimination_offset): New
2702 * config/sparc/sparc-protos.h (sparc_initial_elimination_offset):
2705 2012-06-02 Kenneth Zadeck <zadeck@naturalbridge.com>
2707 * expmed.c (expand_mult, choose_multiplier): Change
2708 "2 * HOST_BITS_PER_WIDE_INT" to "HOST_BITS_PER_DOUBLE_INT".
2709 * expr.c (convert_modes): Likewise.
2710 * explow.c (plus_constant): Likewise.
2711 * fixed-value.c (fixed_saturate1, fixed_saturate2)
2712 (do_fixed_add, do_fixed_multiply, do_fixed_multiply)
2713 (do_fixed_multiply, do_fixed_multiply, do_fixed_divide)
2714 (do_fixed_divide, do_fixed_divide, do_fixed_divide)
2715 (do_fixed_divide, do_fixed_divide, do_fixed_shift, do_fixed_shift)
2716 (do_fixed_shift, fixed_convert, fixed_convert)
2717 (fixed_convert_from_int, fixed_convert_from_int)
2718 (fixed_convert_from_real): Likewise.
2719 * fold-const.c (fold_convert_const_int_from_fixed, sign_bit_p)
2720 (native_interpret_int, fold_binary_loc, fold_ternary_loc): Likewise.
2721 * varasm.c (output_constructor_bitfield): Likewise.
2722 * tree-vrp.c (register_edge_assert_for_2): Likewise.
2723 * double-int.c (rshift_double, lshift_double): Likewise.
2724 * double-int.h (double_int_fits_in_uhwi_p, double_int, double_int):
2726 * simplify-rtx.c (mode_signbit_p)
2727 (simplify_const_unary_operation, simplify_binary_operation_1)
2728 (simplify_immed_subreg): Likewise.
2729 * builtins.c (c_readstr, fold_builtin_bitop): Likewise.
2730 * tree-vect-generic.c (build_replicated_const): Likewise.
2731 * dbxout.c (stabstr_O): Likewise.
2732 * emit-rtl.c (immed_double_int_const, immed_double_const)
2733 (gen_lowpart_common, init_emit_once): Likewise.
2734 * tree.c (integer_pow2p, tree_log2, tree_floor_log2)
2735 (widest_int_cst_value, upper_bound_in_type): Likewise.
2736 * stor-layout.c (initialize_sizetypes, fixup_signed_type)
2737 (fixup_unsigned_type): Likewise.
2738 * real.c (real_to_integer2, real_from_integer): Likewise.
2739 * dwarf2out.c (size_of_loc_descr, size_of_die, output_die)
2740 (clz_loc_descriptor, mem_loc_descriptor): Likewise.
2742 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
2745 * fold-const.c (fold_binary_loc): Refine previous change.
2747 2012-06-01 Olivier Hainque <hainque@adacore.com>
2749 * config/rs6000/vxworks.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Restore
2750 the "do {" part of the do-while(0) loop.
2752 2012-06-01 Yuri Rumyantsev <yuri.s.rumyantsev@intel.com>
2754 * config/i386/i386.c (x86_sched_reorder): New function.
2755 Added new function x86_sched_reorder.
2757 2012-06-01 Richard Guenther <rguenther@suse.de>
2759 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
2761 (classify_partition): Likewise.
2763 2012-06-01 Richard Guenther <rguenther@suse.de>
2765 * tree-loop-distribution.c (enum partition_kind): New enum.
2766 (struct partition_s): Add kind and main_stmt members.
2767 (partition_alloc): Initialize kind to PKIND_NORMAL.
2768 (partition_builtin_p): New function.
2769 (copy_loop_before): Remove failure path and assert instead.
2770 (generate_loops_for_partition): Likewise.
2771 (generate_memset_zero): Fold into ...
2772 (generate_memset_builtin): ... this.
2773 (classify_partition): New function with code from
2774 can_generate_builtin and generate_builtin.
2775 (generate_builtin): Remove.
2776 (can_generate_builtin): Likewise.
2777 (fuse_partitions_with_similar_memory_accesses): Call
2778 partition_builtin_p instead of can_generate_builtin.
2779 (rdg_build_partitions): Do not call
2780 fuse_partitions_with_similar_memory_accesses here...
2781 (ldist_gen): ... but here after classifying all partitions.
2782 Remove failure path of generate_code_for_partition.
2783 (generate_code_for_partition): Generate code according
2784 to partition classification.
2786 2012-06-01 Manuel López-Ibáñez <manu@gcc.gnu.org>
2787 Jonathan Wakely <jwakely.gcc@gmail.com>
2790 * doc/invoke.texi (Warning Options): Explain purpose and differences
2791 between -Wmissing-prototypes and -Wmissing-declarations.
2793 2012-06-01 Christian Bruel <christian.bruel@st.com>
2795 * gcc.c (save_switch): Add user_p parameter.
2796 (read_specs): Likewise.
2797 (set_specs): Likewise.
2798 (validate_switches): Likewise.
2799 (validate_switches_from_spec): Likewise.
2800 (validate_all_switches): Pass on user_p parameter.
2801 (struct spec_list): Add user_p field.
2802 (struct switchstr): Add known field.
2803 (save_switch): Add known parameter.
2804 (INIT_STATIC_SPEC): Initialize user_p;
2805 (driver_unknown_option_callbac): call save_switch if
2806 OPT_SPECIAL_unknown.
2807 (driver_handle_option): Propagate OPT_specs.
2808 (do_spec_1): Set validated only if known.
2809 (check_live_switch): Likewise.
2810 (validate_switches): Set validated if known or user_spec.
2812 2012-06-01 Hans-Peter Nilsson <hp@axis.com>
2814 Add CRIS atomic patterns for 1, 2, and 4 bytes.
2815 * config/cris/cris.c (cris_emit_trap_for_misalignment): New function.
2816 * config/cris/cris-protos.h: Declare it.
2817 * config/cris/cris.h [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 32]
2818 (TARGET_DEFAULT): Add alignment by 32.
2819 [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 10] (TARGET_DEFAULT): New
2820 case, as TARGET_CPU_DEFAULT == 0 but with alignment as for
2821 TARGET_CPU_DEFAULT == 32.
2822 (TARGET_TRAP_UNALIGNED_ATOMIC): New macro.
2823 * config/cris/cris.md: Include sync.md. Avoid allocating specific
2824 numbers by replacing the define_constants for all UNSPECs with the
2825 equivalent define_c_enum construct.
2826 * config/cris/cris.opt (mtrap-unaligned-atomic): New option.
2827 * config/cris/sync.md: New file.
2829 2012-05-31 Matt Turner <mattst88@gmail.com>
2831 * config/mips/4600.md (r4600_imul_si): Rename from r4600_imul.
2832 (r4600_imul_di): New.
2833 (r4600_idiv_si): Rename from r4600_idiv.
2834 (r4600_idiv_di): New.
2836 2012-05-31 Steven Bosscher <steven@gcc.gnu.org>
2838 * output.h (__gcc_host_wide_int__): Move to hwint.h.
2839 (decl_default_tls_model): Move to tree.h
2840 (dump_file): Move to system.h.
2841 (default_stabs_asm_out_destructor, default_stabs_asm_out_constructor,
2842 dbxout_int, dbxout_stabd, dbxout_begin_stabn, dbxout_begin_stabn_sline,
2843 dbxout_begin_empty_stabs, dbxout_begin_simple_stabs,
2844 dbxout_begin_simple_stabs_desc, dbxout_stab_value_zero,
2845 dbxout_stab_value_zero, dbxout_stab_value_label_diff,
2846 dbxout_stab_value_internal_label,
2847 dbxout_stab_value_internal_label_diff): Move from here ...
2848 * dbxout.h: ... to here.
2849 * system.h (dump_file): Moved here from output.h.
2850 * hwint.h (__gcc_host_wide_int__): Moved here from output.h.
2851 * tree.h (decl_default_tls_model): Moved here from output.h.
2852 * varasm.c (default_stabs_asm_out_destructor,
2853 default_stabs_asm_out_constructor): Move from here ...
2854 * dbxout.c: ... to here.
2856 * gcov-dump.c (dump_file): Rename to dump_gcov_file. Update callers.
2858 * collect2.h (dump_file): Rename to dump_ld_file.
2859 * collect2.c: Likewise.
2860 * tlink.c: Likewise.
2862 * alias.c: Do not include output.h.
2863 * auto-inc-dec.c: Likewise.
2864 * bt-load.c: Likewise.
2865 * caller-save.c: Likewise.
2867 * cfgbuild.c: Likewise.
2868 * cfgcleanup.c: Likewise.
2869 * cfglayout.c: Likewise.
2870 * cfgloop.c: Likewise.
2871 * cfgloopanal.c: Likewise.
2872 * cfgloopmanip.c: Likewise.
2873 * cfgrtl.c: Likewise.
2874 * cgraph.c: Likewise.
2875 * cgraphclones.c: Likewise.
2876 * combine-stack-adj.c: Likewise.
2877 * combine.c: Likewise.
2878 * cprop.c: Likewise.
2880 * cselib.c: Likewise.
2881 * dbgcnt.c: Likewise.
2882 * df-problems.c: Likewise.
2883 * df-scan.c: Likewise.
2884 * dojump.c: Likewise.
2885 * fwprop.c: Likewise.
2887 * graph.c: Likewise.
2888 * haifa-sched.c: Likewise.
2889 * hw-doloop.c: Likewise.
2890 * ipa-inline-transform.c: Likewise.
2891 * ipa-pure-const.c: Likewise.
2892 * ipa-reference.c: Likewise.
2893 * ipa-utils.c: Likewise.
2894 * ira-build.c: Likewise.
2895 * ira-emit.c: Likewise.
2897 * loop-doloop.c: Likewise.
2898 * loop-invariant.c: Likewise.
2899 * loop-iv.c: Likewise.
2900 * loop-unroll.c: Likewise.
2901 * loop-unswitch.c: Likewise.
2902 * lto-cgraph.c: Likewise.
2903 * lto-section-in.c: Likewise.
2904 * lto-streamer-in.c: Likewise.
2906 * mode-switching.c: Likewise.
2907 * postreload-gcse.c: Likewise.
2908 * postreload.c: Likewise.
2909 * predict.c: Likewise.
2910 * profile.c: Likewise.
2912 * reg-stack.c: Likewise.
2913 * regcprop.c: Likewise.
2914 * regmove.c: Likewise.
2915 * regstat.c: Likewise.
2916 * reload1.c: Likewise.
2917 * sched-ebb.c: Likewise.
2918 * sel-sched-dump.c: Likewise.
2919 * simplify-rtx.c: Likewise.
2920 * stor-layout.c: Likewise.
2921 * store-motion.c: Likewise.
2922 * tracer.c: Likewise.
2923 * tree-affine.c: Likewise.
2924 * tree-cfg.c: Likewise.
2925 * tree-cfgcleanup.c: Likewise.
2926 * tree-dfa.c: Likewise.
2927 * tree-into-ssa.c: Likewise.
2928 * tree-nomudflap.c: Likewise.
2929 * tree-optimize.c: Likewise.
2930 * tree-pretty-print.c: Likewise.
2931 * tree-profile.c: Likewise.
2932 * tree-ssa-address.c: Likewise.
2933 * tree-ssa-ccp.c: Likewise.
2934 * tree-ssa-copy.c: Likewise.
2935 * tree-ssa-dom.c: Likewise.
2936 * tree-ssa-loop-ch.c: Likewise.
2937 * tree-ssa-loop-im.c: Likewise.
2938 * tree-ssa-loop-manip.c: Likewise.
2939 * tree-ssa-loop-niter.c: Likewise.
2940 * tree-ssa-loop-prefetch.c: Likewise.
2941 * tree-ssa-loop-unswitch.c: Likewise.
2942 * tree-ssa-loop.c: Likewise.
2943 * tree-ssa-propagate.c: Likewise.
2944 * tree-ssa-structalias.c: Likewise.
2945 * tree-ssa-tail-merge.c: Likewise.
2946 * tree-ssa-threadedge.c: Likewise.
2947 * tree-ssa-threadupdate.c: Likewise.
2948 * tree-ssa-uncprop.c: Likewise.
2949 * tree-ssa-uninit.c: Likewise.
2950 * tree-ssa.c: Likewise.
2951 * value-prof.c: Likewise.
2952 * var-tracking.c: Likewise.
2955 * config/m32r/m32r.c: Include dbxout.h.
2956 * config/pa/pa.c: Likewise.
2957 * config/rs6000/rs6000.c: Likewise.
2959 * Makefile.in: Fix dependencies.
2960 * config/rs6000/t-rs5000: Likewise.
2962 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
2964 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
2965 * gimple.h (block_in_transaction): Check for flag_tm.
2967 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
2969 PR tree-optimization/52558
2970 * cfg.c (alloc_aux_for_edge): Fix comment.
2971 (alloc_aux_for_edge): Remove static.
2972 * basic-block.h (alloc_aux_for_edge): Protoize.
2973 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
2974 (execute_sm_if_changed_flag): New.
2975 (execute_sm_if_changed_flag_set): New.
2976 (execute_sm): Do not generate data races unless requested.
2977 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
2978 (tree_ssa_lim_finalize): Call free_aux_for_edges.
2979 * gimple.h (block_in_transaction): New.
2980 (gimple_in_transaction): Use block_in_transaction.
2982 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
2985 * config/avr/avr.opt (-msp8): Document it.
2986 * doc/invoke.texi (AVR Options): Ditto. And document related
2989 2012-05-31 Diego Novillo <dnovillo@google.com>
2991 * configure.ac (CXX_FOR_BUILD): Define and substitute.
2992 (BUILD_CXXFLAGS): Define and substitute.
2993 * Makefile.in (BUILD_CXXFLAGS): Define.
2994 (CXX_FOR_BUILD): Define.
2995 (COMPILER_FOR_BUILD): Set to CXX_FOR_BUILD if building with C++.
2996 (LINKER_FOR_BUILD): Likewise.
2997 (BUILD_COMPILERFLAGS): Set to BUILD_CXXFLAGS if building with C++.
2998 (BUILD_LINKERFLAGS): Likewise.
2999 * configure: Regenerate.
3001 2012-05-31 Steven Bosscher <steven@gcc.gnu.org>
3003 * Makefile.in: Fix many dependencies.
3004 * tree-profile.c: Don't include regs.h.
3005 * tree-vectorizer.c: Don't include cfglayout.h.
3006 * tree-vect-stmts.c: Likewise.
3007 * tree-vect-slp.c: Likewise.
3008 * tree-vect-loop.c: Likewise.
3009 * reg-stack.c: Likewise.
3010 * tree-ssa-loop-manip.c: Likewise.
3011 * toplev.c: Likewise.
3012 * varasm.c: Don't include cfglayout.h, basic-block.h,
3013 and tree-iterator.h.
3014 * tree-cfgcleanup.c: Don't include cfglayout.h.
3015 * passes.c: Don't include cfglayout.h, dwarf2asm.h,
3016 dwarf2out.h, dbxout.h, sdbout.h, and xcoffout.h.
3017 * cgraphclones.c: Don't include plugin.h.
3019 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
3021 * config/avr/t-avr: Correct avr-mmcu.texi dependencies.
3022 (s-avr-mmcu-texi): Don't sed on gen-avr-mmcu-texi output.
3023 * doc/avr-mmcu.texi (svn:eol-style): Set to native.
3025 2012-05-31 Richard Guenther <rguenther@suse.de>
3027 * tree-loop-distribution.c (struct partition_s): New struct,
3028 typedef and vector type.
3029 (partition_alloc, partition_free): New functions.
3030 (generate_loops_for_partition, generate_builtin,
3031 generate_code_for_partition, rdg_flag_uses, rdg_flag_vertex,
3032 rdg_flag_vertex_and_dependent, rdg_flag_loop_exits,
3033 build_rdg_partition_for_component, can_generate_builtin,
3034 similar_memory_accesses, fuse_partitions_with_similar_memory_accesses,
3035 rdg_build_partitions, dump_rdg_partitions, debug_rdg_partitions,
3036 number_of_rw_in_partition, partition_contains_all_rw,
3037 ldist_gen): Use partition_t instead of bitmap.
3039 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
3041 * config/avr/gen-avr-mmcu-texi.c: Sort MCUs.
3042 * doc/avr-mmcu.texi: Regenerate.
3044 2012-05-31 Richard Guenther <rguenther@suse.de>
3046 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
3047 Use FOR_EACH_SSA_DEF_OPERAND.
3048 (generate_builtin): Adjust.
3049 (stmt_generated_in_another_partition): Remove.
3050 (add_scalar_computations_to_partition): Likewise.
3051 (rdg_build_partitions): Do not call
3052 add_scalar_computations_to_partition.
3054 2012-05-31 Eric Botcazou <ebotcazou@adacore.com>
3056 * tree-dfa.c (get_ref_base_and_extent): Compute the offset using
3057 double ints throughout.
3058 * tree-sra.c (build_user_friendly_ref_for_offset) <RECORD_TYPE>:
3059 Check that the position of the field is representable as an integer.
3061 2012-05-31 Richard Guenther <rguenther@suse.de>
3063 * tree-data-ref.c (dr_analyze_innermost): Properly convert
3064 the MEM_REF offset to sizetype.
3066 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
3068 * doc/invoke.texi (AVR Options): Fix typos.
3070 2012-05-31 Hans-Peter Nilsson <hp@axis.com>
3072 * config/cris/cris.h (CC1_SPEC): Pass through all -march=
3074 (ASM_SPEC): Ditto, not just -march=v32, but translate non-v10,
3075 non-v32 into --march=v0_v10.
3077 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
3079 * ira-int.h (target_ira_int): Rename x_move_cost to
3080 x_ira_register_move_cost, x_may_move_in_cost to
3081 x_ira_may_move_in_cost and x_may_move_out_cost to
3082 x_ira_may_move_out_cost. Delete the old fields with
3083 those names and also x_ira_max_register_move_cost,
3084 x_ira_max_may_move_in_cost and x_ira_max_may_move_out_cost.
3085 (move_cost, may_move_in_cost, may_move_out_cost)
3086 (ira_max_register_move_cost, ira_max_may_move_in_cost)
3087 (ira_max_may_move_out_cost): Delete.
3088 * ira.c (init_move_cost): Rename to...
3089 (ira_init_register_move_cost): ...this, deleting the old
3090 function with that name. Apply above variable renamings.
3091 Retain asserts for null fields.
3092 (ira_init_once): Don't initialize register move costs here.
3093 (free_register_move_costs): Apply above variable renamings.
3094 Remove code for deleted fields.
3096 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
3098 * ira.c (init_move_cost): Adjust choice of subclasses to match
3099 the current ira_init_register_move_cost choice. Use
3100 ira_class_subset_p instead of reg_class_subset_p.
3101 (ira_init_register_move_cost): Assert that move_cost,
3102 may_move_in_cost and may_move_out_cost already hold the desired
3103 values for their ira_* equivalents. For the latter two,
3104 ignore classes that can't store a register of the given mode.
3106 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
3108 * ira.c (setup_allocno_and_important_classes): Use
3109 ira_class_hard_regs_num to check whether a class has any
3110 allocatable registers.
3111 (ira_init_register_move_cost): Likewise.
3113 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
3115 * ira.c (init_move_cost): Adjust local variable names to match
3116 file conventions. Use ira_assert instead of gcc_assert.
3118 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
3120 * regs.h (move_table, move_cost, may_move_in_cost, may_move_out_cost):
3121 Move these definitions and associated target_globals fields to...
3122 * ira-int.h: ...here.
3123 * rtl.h (init_move_cost): Delete.
3124 * reginfo.c (last_mode_for_init_move_cost, init_move_cost): Move to...
3125 * ira.c: ...here, making the latter static.
3127 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
3129 * ira-costs.c (copy_cost): Use ira_init_register_move_cost_if_necessary
3130 and ira_register_move_cost instead of init_move_cost and move_cost.
3132 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
3134 * ira.h (target_ira): Delete x_ira_available_class_regs.
3135 (ira_available_class_regs): Delete.
3136 * ira.c (setup_available_class_regs): Delete.
3137 (setup_alloc_classes): Don't call it.
3138 (setup_pressure_classes): Use ira_class_hard_regs_num instead of
3139 ira_available_class_regs.
3140 * haifa-sched.c (print_curr_reg_pressure, setup_insn_reg_pressure_info)
3141 (model_spill_cost): Likewise.
3142 * ira-build.c (low_pressure_loop_node_p): Likewise.
3143 * ira-color.c (color_pass): Likewise.
3144 * ira-emit.c (change_loop): Likewise.
3145 * ira-lives.c (inc_register_pressure, dec_register_pressure)
3146 (single_reg_class, ira_implicitly_set_insn_hard_regs)
3147 (process_bb_node_lives): Likewise.
3148 * loop-invariant.c (gain_for_invariant): Likewise.
3150 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3153 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
3154 (pa_section_type_flags): New.
3155 (pa_legitimate_constant_p): Revert previous change.
3157 2012-05-30 Steven Bosscher <steven@gcc.gnu.org>
3159 * ira.c (allocate_initial_values): Make static.
3161 2012-05-30 Uros Bizjak <ubizjak@gmail.com>
3163 * config/i386/i386.c (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>:
3164 Generate tls_initial_exec_64_sun only when !TARGET_X32.
3166 2012-05-30 Richard Guenther <rguenther@suse.de>
3169 * fold-const.c (fold_binary_loc): Make sure to call
3170 fold_plusminus_mult_expr with the original sign of operands.
3172 2012-05-30 Steven Bosscher <steven@gcc.gnu.org>
3174 * Makefile.in: Fix many dependencies.
3175 (DWARF2_H): Depend on dwarf2.def.
3176 (RTL_ERROR_H): Depend on rtl-error.h.
3177 (TREE_PRETTY_PRINT_H, GIMPLE_PRETTY_PRINT_H): New. Replace
3178 all gimple-pretty-print.h and tree-pretty-print.h references.
3180 2012-05-30 Marc Glisse <marc.glisse@inria.fr>
3182 * simplify-rtx.c (simplify_binary_operation_1): Optimize shuffle of
3185 2012-05-30 Richard Guenther <rguenther@suse.de>
3188 * tree-emutls.c (gen_emutls_addr): Do not add globals to
3191 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
3193 * explow.c (probe_stack_range): Restore simple control flow and stop
3194 again when the probe cannot be generated if HAVE_check_stack.
3196 2012-05-30 Jakub Jelinek <jakub@redhat.com>
3198 PR rtl-optimization/53519
3199 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
3200 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
3202 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3204 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
3206 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
3209 * doc/tm.texi: Update.
3210 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Add @hook.
3211 * target.def (force_at_comp_dir): New hook.
3212 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Define.
3213 * dwarf2out.c (dwarf2out_finish): Check targetm.force_at_comp_dir.
3215 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
3217 * config/darwin.h (STARTFILE_SPEC): Do not use -lbundle1.o when
3219 (DARWIN_DYLIB1_SPEC): Do not use -ldylib1.10.5.o when Darwin >= 10.
3220 (DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10.
3222 2012-05-29 Oleg Endo <olegendo@gcc.gnu.org>
3225 * config/sh/sh.c (sh_option_override): Set TARGET_FMAC if
3226 flag_unsafe_math_optimizations is set.
3227 * doc/invoke.texi (SH Options): Add -mno-fused-madd description.
3228 Update description of -mfused-madd.
3230 2012-05-29 Oleg Endo <olegendo@gcc.gnu.org>
3233 * config/sh/predicates.md (atomic_arith_operand,
3234 atomic_logical_operand): New predicates.
3235 * config/sh/sh.c (sh_option_override): Check atomic options.
3236 * config/sh/sh.h (TARGET_ANY_ATOMIC, UNSUPPORTED_ATOMIC_OPTIONS,
3237 UNSUPPORTED_HARD_ATOMIC_CPU): New macros.
3238 (DRIVER_SELF_SPECS): Use UNSUPPORTED_ATOMIC_OPTIONS and
3239 UNSUPPORTED_HARD_ATOMIC_CPU.
3240 * config/sh/sync.md: Update description comments.
3241 (I12): New mode iterator.
3242 (fetchop_predicate, fetchop_constraint): New code attributes.
3243 (atomic_compare_and_swapsi_hard, atomic_compare_and_swap<mode>_hard,
3244 atomic_exchangesi_hard, atomic_exchange<mode>_hard,
3245 atomic_fetch_<fetchop_name>si_hard,
3246 atomic_fetch_<fetchop_name><mode>_hard,
3247 atomic_fetch_nandsi_hard, atomic_fetch_nand<mode>_hard,
3248 atomic_<fetchop_name>_fetchsi_hard,
3249 atomic_<fetchop_name>_fetch<mode>_hard,
3250 atomic_nand_fetchsi_hard, atomic_nand_fetch<mode>_hard,
3251 atomic_test_and_set_hard): New insns.
3252 (atomic_compare_and_swap<mode>_soft, atomic_exchange<mode>_soft,
3253 atomic_fetch_<fetchop_name><mode>_soft, atomic_fetch_nand<mode>_soft,
3254 atomic_<fetchop_name>_fetch<mode>_soft, atomic_nand_fetch<mode>_soft,
3255 atomic_test_and_set_soft): Use same formatting for the first line of
3256 the asm block as in new insns above.
3257 (atomic_compare_and_swap<mode>, atomic_exchange<mode>,
3258 atomic_fetch_<fetchop_name><mode>, atomic_<fetchop_name>_fetch<mode>,
3259 atomic_test_and_set): Integrate new *_hard insns into expanders.
3260 * config/sh/sh.opt (mhard-atomic): New option.
3261 * doc/invoke.texi (SH Options): Document it.
3263 2012-05-29 Meador Inge <meadori@codesourcery.com>
3265 * c-decl.c (c_push_function_context): Always create a new language
3267 (c_pop_function_context): Clear the language function created in
3268 c_push_function_context.
3270 2012-05-29 Matt Turner <mattst88@gmail.com>
3272 * config/alpha/ev6.md: (define_bypass "ev6_fmul,ev6_fadd"): New.
3273 (define_bypass "ev6_fcmov"): New.
3275 2012-05-29 Steven Bosscher <steven@gcc.gnu.org>
3277 * integrate.c: Remove.
3278 * integrate.h: Remove.
3279 * Makefile.in: Remove make rules for integrate.c and INTEGRATE_H.
3280 * config/arm/t-arm: Remove INTEGRATE_H dependency for target files.
3281 * config/rs6000/t-rs6000: Likewise
3282 * config/spu/t-spu-elf: Likewise.
3283 * function.h (get_hard_reg_initial_val, has_hard_reg_initial_val,
3284 get_hard_reg_initial_reg, emit_initial_value_sets): Move prototypes
3285 from integrate.h to here.
3286 (initial_value_entry): New prototype.
3287 * reload.h (allocate_initial_values): Remove prototype.
3288 * tree.h (set_decl_abstract_flags, set_decl_origin_self): Likewise.
3289 * cse.c (fixed_base_plus_p): Don't handle virtual registers for
3291 * dwarf2out.c (set_decl_origin_self, set_block_origin_self,
3292 set_decl_abstract_flags, set_block_abstract_flags): Move from
3293 integrate.c to here, the only user.
3294 * expmed.c (extract_fixed_bit_field): Remove outdated comment
3296 * function.c: Don't include integrate.h.
3297 (struct initial_value_pair, struct initial_value_struct,
3298 get_hard_reg_initial_val, has_hard_reg_initial_val,
3299 get_hard_reg_initial_reg, emit_initial_value_sets): Move from
3300 integrate.c to here.
3301 (initial_value_entry): New function.
3302 * genemit.c (main): Don't print integrate.h include line.
3303 * ira.c: Don't include integrate.h.
3304 (allocate_initial_values): Move from integrate.c to here.
3305 (ira): Update allocate_initial_values call.
3306 * tree-inline.c: Don't include integrate.h.
3307 (function_attribute_inlinable_p): Moved from integrate.c to here.
3308 * cfgexpand.c: Don't include integrate.h.
3309 * except.c: Likewise.
3310 * langhooks.c: Likewise.
3311 * passes.c: Likewise.
3312 * toplev.c: Likewise.
3313 * config/frv/frv.c: Likewise.
3314 * config/pa/pa.c: Likewise.
3315 * config/spu/spu.c: Likewise.
3316 * config/epiphany/epiphany.c: Likewise.
3317 * config/mep/mep.c: Likewise.
3318 * config/score/score.c: Likewise.
3319 * config/picochip/picochip.c: Likewise.
3320 * config/sh/sh.c: Likewise.
3321 * config/alpha/alpha.c: Likewise.
3322 * config/microblaze/microblaze.c: Likewise.
3323 * config/mips/mips.c: Likewise.
3324 * config/v850/v850.c: Likewise.
3325 * config/mmix/mmix.c: Likewise.
3326 * config/bfin/bfin.c: Likewise.
3327 * config/arm/arm.c: Likewise.
3328 * config/s390/s390.c: Likewise.
3329 * config/m32r/m32r.c: Likewise.
3330 * config/rs6000/rs6000.c: Likewise.
3331 * config/c6x/c6x.c: Include function.h instead of integrate.h.
3332 * config/tilegx/tilegx.c: Likewise.
3333 * config/tilepro/tilepro.c: Likewise.
3335 2012-05-29 Georg-Johann Lay <avr@gjlay.de>
3337 * config/avr/t-avr (s-avr-mmcu-texi): Call
3338 gen-avr-mmcu-texi$(build_exeext) via ./ and don't assume . is in PATH.
3340 2012-05-29 Michael Matz <matz@suse.de>
3342 * rtl.h (assign_stack_temp, assign_stack_temp_for_type,
3343 assign_temp): Remove 'keep' argument.
3344 (mark_temp_addr_taken): Remove prototype.
3345 * tree.h (expand_decl): Remove prototype.
3346 * function.c (struct temp_slot): Remove addr_taken and keep member.
3347 (assign_stack_temp_for_type) Don't initialize above, remove
3349 (assign_stack_temp, assign_temp): Remove keep argument.
3350 (mark_temp_addr_taken): Remove.
3351 (preserve_temp_slots): Remove handling of addr_taken and keep members.
3352 (free_temp_slots): Ditto.
3353 * expr.c (expand_expr_real_1 <COMPOUND_LITERAL_EXPR>): Remove
3355 * stmt.c (expand_asm_operands): Remove dead code.
3356 (expand_decl): Remove.
3357 * c-decl.c (finish_struct): Don't call expand_decl.
3358 * builtins.c (expand_builtin_cexpi): Adjust calls to assign_temp
3359 and assign_stack_temp.
3360 * calls.c (save_fixed_argument_area, initialize_argument_information,
3361 expand_call, emit_library_call_value_1, store_one_arg): Ditto.
3362 * expmed.c (extract_bit_field_1): Ditto.
3363 * expr.c (emit_group_load_1, emit_group_store,
3364 copy_blkmode_from_reg, emit_push_insn, expand_assignment,
3365 store_field, expand_constructor, expand_cond_expr_using_cmove,
3366 expand_expr_real_2, expand_expr_real_1): Ditto.
3367 * stmt.c (expand_asm_operands, expand_return): Ditto.
3369 * function.c (pop_temp_slots): Call free_temp_slots.
3370 * calls.c (store_one_arg): Don't call preserve_temp_slots or
3372 * expr.c (expand_assignment): Don't call free_temp_slots.
3374 * config/arm/arm.c (neon_expand_vector_init): Ditto.
3375 * config/i386/i386.c (ix86_expand_vector_set): Ditto.
3376 (ix86_expand_vector_extract): Ditto.
3377 * config/ia64/ia64.c (spill_xfmode_rfmode_operand,
3378 ia64_expand_movxf_movrf): Ditto.
3379 * config/mips/mips.c (mips_expand_vi_general): Ditto.
3380 * config/mmix/mmix.md (floatdisf2, floatunsdisf2, truncdfsf2,
3381 extendsfdf2): Ditto.
3382 * config/rs6000/rs6000.c (rs6000_expand_vector_init,
3383 rs6000_expand_vector_set, rs6000_expand_vector_extract,
3384 rs6000_allocate_stack_temp): Ditto.
3385 * config/rs6000/rs6000.md (fix_trunctfsi2_fprs): Ditto.
3386 * config/sparc/sparc.c (emit_soft_tfmode_libcall,
3387 sparc_emit_float_lib_cmp, sparc_emit_float_lib_cmp,
3388 sparc_expand_vector_init): Ditto.
3390 2012-05-29 Michael Matz <matz@suse.de>
3392 * c-tree.h (c_expand_decl): Remove prototype.
3394 * expr.c (expand_expr_real_1 <normal_inner_ref>): Don't allocate
3396 (expand_expr_real_1 <COMPOUND_LITERAL_EXPR>): Make unreachable.
3397 * gimple-fold.c (canonicalize_constructor_val): Canonicalize
3398 COMPOUND_LITERAL_EXPR.
3399 * function.c (expand_function_start): Don't call expand_decl,
3400 instead assert that we have RTL assigned.
3401 * tree-ssa-live.c (remove_unused_locals): Clear
3402 nonlocal_goto_save_area if its backing variable is removed.
3403 * stmt.c (expand_asm_operands): Remove handling of non-lvalues
3405 (expand_decl): Assert that this does nothing.
3406 * calls.c (expand_call): Don't call mark_temp_addr_taken.
3408 2012-05-29 Richard Guenther <rguenther@suse.de>
3410 PR tree-optimization/53516
3411 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
3413 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
3415 2012-05-29 Joseph Myers <joseph@codesourcery.com>
3417 * LANGUAGES: Fix typos.
3418 * Makefile.in: Fix typos.
3419 * alias.c: Fix typos.
3420 * auto-inc-dec.c: Fix typos.
3421 * bb-reorder.c: Fix typos.
3422 * cfgcleanup.c: Fix typos.
3423 * cgraph.c: Fix typos.
3424 * cgraph.h: Fix typos.
3425 * cgraphunit.c: Fix typos.
3426 * collect2-aix.h: Fix typos.
3427 * collect2.c: Fix typos.
3428 * compare-elim.c: Fix typos.
3429 * config/alpha/vms.h: Fix typos.
3430 * config/arm/README-interworking: Fix typos.
3431 * config/arm/arm.c: Fix typos.
3432 * config/arm/iterators.md: Fix typos.
3433 * config/arm/vxworks.h: Fix typos.
3434 * config/avr/avr.c: Fix typos.
3435 * config/avr/avr.h: Fix typos.
3436 * config/avr/avr.md: Fix typos.
3437 * config/avr/builtins.def: Fix typos.
3438 * config/c6x/c6x.c: Fix typos.
3439 * config/cr16/cr16.c: Fix typos.
3440 * config/cr16/cr16.md: Fix typos.
3441 * config/cris/cris.md: Fix typos.
3442 * config/darwin.c: Fix typos.
3443 * config/darwin.opt: Fix typos.
3444 * config/i386/i386-c.c: Fix typos.
3445 * config/i386/i386.c: Fix typos.
3446 * config/ia64/ia64.c: Fix typos.
3447 * config/m68k/cf.md: Fix typos.
3448 * config/mep/mep.c: Fix typos.
3449 * config/microblaze/microblaze.c: Fix typos.
3450 * config/microblaze/microblaze.h: Fix typos.
3451 * config/mn10300/mn10300.c: Fix typos.
3452 * config/mn10300/mn10300.md: Fix typos.
3453 * config/pa/pa.c: Fix typos.
3454 * config/picochip/picochip.h: Fix typos.
3455 * config/rs6000/a2.md: Fix typos.
3456 * config/rs6000/rs6000.c: Fix typos.
3457 * config/rs6000/vector.md: Fix typos.
3458 * config/rx/rx.md: Fix typos.
3459 * config/rx/rx.opt: Fix typos.
3460 * config/s390/2097.md: Fix typos.
3461 * config/s390/s390.c: Fix typos.
3462 * config/s390/s390.h: Fix typos.
3463 * config/sh/sh.c: Fix typos.
3464 * config/sh/sh.md: Fix typos.
3465 * config/sparc/sync.md: Fix typos.
3466 * config/spu/spu.c: Fix typos.
3467 * config/spu/spu.md: Fix typos.
3468 * config/vms/vms.c: Fix typos.
3469 * config/vxworks-dummy.h: Fix typos.
3470 * config/vxworks.h: Fix typos.
3471 * cselib.c: Fix typos.
3472 * df-scan.c: Fix typos.
3474 * doc/extend.texi: Fix typos.
3475 * doc/install.texi: Fix typos.
3476 * doc/invoke.texi: Fix typos.
3477 * doc/md.texi: Fix typos.
3478 * doc/plugins.texi: Fix typos.
3479 * doc/rtl.texi: Fix typos.
3481 * dwarf2asm.c: Fix typos.
3482 * dwarf2out.c: Fix typos.
3483 * except.h: Fix typos.
3484 * expr.c: Fix typos.
3485 * fold-const.c: Fix typos.
3487 * gcse.c: Fix typos.
3488 * genautomata.c: Fix typos.
3489 * gengtype-state.c: Fix typos.
3490 * gengtype.c: Fix typos.
3491 * genhooks.c: Fix typos.
3492 * gimple-fold.c: Fix typos.
3493 * gimple-pretty-print.c: Fix typos.
3494 * gimple.c: Fix typos.
3495 * gimple.h: Fix typos.
3496 * gimplify.c: Fix typos.
3497 * graphite-interchange.c: Fix typos.
3498 * graphite-sese-to-poly.c: Fix typos.
3499 * ifcvt.c: Fix typos.
3500 * input.c: Fix typos.
3501 * ipa-cp.c: Fix typos.
3502 * ipa-inline-analysis.c: Fix typos.
3503 * ipa-inline-transform.c: Fix typos.
3504 * ipa-inline.c: Fix typos.
3505 * ipa-pure-const.c: Fix typos.
3506 * ipa-ref.h: Fix typos.
3507 * ipa-reference.c: Fix typos.
3508 * ipa-utils.c: Fix typos.
3510 * ira-emit.c: Fix typos.
3511 * ira-lives.c: Fix typos.
3512 * lto-streamer.c: Fix typos.
3513 * lto-streamer.h: Fix typos.
3514 * lto-wrapper.c: Fix typos.
3516 * mode-switching.c: Fix typos.
3517 * modulo-sched.c: Fix typos.
3518 * plugin.c: Fix typos.
3519 * postreload.c: Fix typos.
3520 * sched-deps.c: Fix typos.
3521 * sel-sched-ir.c: Fix typos.
3522 * sel-sched-ir.h: Fix typos.
3523 * sel-sched.c: Fix typos.
3524 * sese.c: Fix typos.
3525 * stor-layout.c: Fix typos.
3526 * target-hooks-macros.h: Fix typos.
3527 * target.def: Fix typos.
3528 * trans-mem.c: Fix typos.
3529 * tree-eh.c: Fix typos.
3530 * tree-predcom.c: Fix typos.
3531 * tree-sra.c: Fix typos.
3532 * tree-ssa-address.c: Fix typos.
3533 * tree-ssa-loop-ivopts.c: Fix typos.
3534 * tree-ssa-loop-niter.c: Fix typos.
3535 * tree-ssa-math-opts.c: Fix typos.
3536 * tree-ssa-pre.c: Fix typos.
3537 * tree-ssa-propagate.c: Fix typos.
3538 * tree-ssa-reassoc.c: Fix typos.
3539 * tree-ssa-sccvn.c: Fix typos.
3540 * tree-ssa-ter.c: Fix typos.
3541 * tree-ssa-uninit.c: Fix typos.
3542 * tree-ssanames.c: Fix typos.
3543 * tree-vect-generic.c: Fix typos.
3544 * tree-vect-slp.c: Fix typos.
3545 * tree.c: Fix typos.
3546 * tree.h: Fix typos.
3547 * varasm.c: Fix typos.
3548 * varpool.c: Fix typos.
3550 2012-05-29 Joseph Myers <joseph@codesourcery.com>
3552 * doc/include/texinfo.tex: Update to version 2012-05-16.16.
3554 2012-05-29 Richard Guenther <rguenther@suse.de>
3556 * tree-dfa.c (find_vars_r): Do not call add_referenced_vars
3558 (add_referenced_var_1): Re-organize. Assert we are not
3560 (remove_referenced_var): Likewise.
3561 * varpool.c (add_new_static_var): Use create_tmp_var_raw.
3562 * tree-mudflap.c (execute_mudflap_function_ops): Do not
3563 call add_referenced_var on globals.
3564 * matrix-reorg.c (transform_access_sites): Likewise.
3566 2012-05-29 Steven Bosscher <steven@gcc.gnu.org>
3568 * alias.c (reg_known_value): Make this a VEC.
3569 (reg_known_equiv_p): Make this an sbitmap.
3570 (reg_known_value_size): Remove.
3571 (get_reg_known_value, set_reg_known_value, get_reg_known_equiv_p,
3572 set_reg_known_equiv_p): Update for reg_known_value and
3573 reg_known_value_size data structure change.
3574 (init_alias_analysis, end_alias_analysis): Likewise.
3576 2012-05-29 Jakub Jelinek <jakub@redhat.com>
3579 * input.c (read_line): Use XRESIZEVEC instead of XNEWVEC
3580 to avoid leaking memory. No need to handle memory allocation
3581 failure. Double string_len on each reallocation instead of adding 2.
3582 * gcov.c (read_line): Likewise.
3584 2012-05-29 Hans-Peter Nilsson <hp@axis.com>
3586 * config/cris/cris.h (TARGET_HAS_BREAK, TARGET_TRAP_USING_BREAK8):
3588 * config/cris/cris.md ("trap"): Define, enabled for
3589 TARGET_TRAP_USING_BREAK8.
3590 * config/cris/cris.opt (mtrap-using-break8): New option.
3592 2012-05-28 Paolo Carlini <paolo.carlini@oracle.com>
3595 * doc/invoke.texi: Document -Wmissing-braces not enabled by -Wall
3598 2012-05-28 Hans-Peter Nilsson <hp@axis.com>
3600 * doc/md.texi (stack_protect_test): Remove negation of branch to label.
3601 (Standard Names): Fix typos in documentation of atomic patterns.
3603 2012-05-27 Nathan Sidwell <nathan@acm.org>
3605 * tree.c (build_constructor): Propagate TREE_SIDE_EFFECTS.
3607 2012-05-26 Jason Merrill <jason@redhat.com>
3610 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
3611 about array compound literals.
3613 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
3615 * cfgcleanup.c (try_optimize_cfg): Do not delete forwarder blocks
3616 if CLEANUP_NO_INSN_DEL.
3617 * cfgrtl.c (unique_locus_on_edge_between_p): New function extracted
3618 from cfg_layout_merge_blocks.
3619 (emit_nop_for_unique_locus_between): New function.
3620 (rtl_merge_blocks): Invoke emit_nop_for_unique_locus_between.
3621 (cfg_layout_merge_blocks): Likewise.
3623 2012-05-26 Dimitrios Apostolou <jimis@gmx.net>
3624 Paolo Bonzini <bonzini@gnu.org>
3626 * df-scan.c (df_def_record_1): Assert a parallel must contain an
3627 EXPR_LIST at this point. Receive the LOC and move its extraction...
3628 (df_defs_record): ... here. Change if-else to a switch statement.
3629 (df_find_hard_reg_defs, df_find_hard_reg_defs_1): New.
3630 (df_get_call_refs): Changed defs_generated from bitmap to HARD_REG_SET
3631 and compute it from df_find_hard_reg_defs(). Record DF_REF_BASE
3632 DEFs in REGNO order. Use HARD_REG_SET instead of bitmap for
3633 regs_invalidated_by_call.
3634 (df_insn_refs_collect): Record DF_REF_REGULAR DEFs after
3637 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3640 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
3641 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
3643 2012-05-25 Michael Meissner <meissner@linux.vnet.ibm.com>
3645 * config/rs6000/t-linux64: Delete the 32-bit multilib that uses
3646 software floating point emulation. No longer build the multilibs
3647 with -mstrict-align.
3649 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
3652 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
3653 accessed indirectly.
3654 (ipa_tm_create_version): Same.
3656 2012-05-25 Uros Bizjak <ubizjak@gmail.com>
3659 * config/i386/i386.c (ix86_print_operand) <case 'O'>: Print '.' here.
3660 <case 'C', case 'c', case 'F', case 'f'>: Print '.' only for C and c.
3662 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
3665 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
3666 (ix86_expand_vec_perm): Use int mode instead of float.
3667 (expand_vec_perm_pshufb): Remove handling of useseless type
3670 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3673 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
3674 gnu_ld variables to yes.
3675 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
3676 (HAVE_GNU_AS): Likewise.
3677 * config.in: Regenerate.
3678 * configure: Likewise.
3680 2012-05-25 Tristan Gingold <gingold@adacore.com>
3682 * config/i386/i386.c (struct ix86_frame): Remove unused frame field.
3683 (ix86_compute_frame_layout): Fix type of stack_alignment_needed
3684 and preferred_alignment.
3686 2012-05-25 Tristan Gingold <gingold@adacore.com>
3688 * common/config/ia64/ia64-common.c (ia64_except_unwind_info): Fix typo.
3690 2012-05-25 Thomas Schwinge <thomas@codesourcery.com>
3692 * fold-const.c (optimize_bit_field_compare): Abort early in the strict
3693 volatile bitfields case.
3695 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
3697 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
3698 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
3699 (adjacent_mem_locations): Move some code to and call...
3700 (get_memref_parts): ...new function.
3701 (mem_locations_overlap): New function.
3702 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
3703 (is_mem_ref): Rename to...
3704 (find_mem_ref): ...this. Return MEM rtx.
3705 (get_store_dest): Remove function.
3706 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
3707 new parameter and adjust calls.
3708 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
3709 mem refs overlap for true_store_to_load_dep_costly.
3710 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
3711 passed to adjacent_mem_locations.
3712 (is_costly_group): Walk resolved dependency list.
3713 (force_new_group): Emit group ending nop for Power6/Power7.
3714 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
3715 (group_ending_nop): New define_insn.
3717 2012-05-24 Dodji Seketeli <dodji@redhat.com>
3719 Make unwound macro expansion trace less redundant
3720 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Don't print
3721 context of macro definition in the trace, when it's redundant.
3724 2012-05-24 Richard Guenther <rguenther@suse.de>
3727 * tree-profile.c (tree_profiling): Cleanup the CFG if
3728 execute_fixup_cfg requests it.
3730 2012-05-24 Richard Guenther <rguenther@suse.de>
3732 * tree-flow.h (create_var_ann): Remove.
3733 * tree-dfa.c (create_var_ann): Remove and inline into its
3735 (add_referenced_var_1): ... here.
3736 * varpool.c (add_new_static_var): Do not call add_referenced_var
3738 * gimple-fold.c (canonicalize_constructor_val): Likewise.
3739 * tree-switch-conversion.c (build_one_array): Likewise.
3740 * tree-profile.c (gimple_gen_ic_profiler): Likewise.
3741 * tree-flow-inline.h (gimple_referenced_vars): Guard against
3743 * tree-inline.c (remap_gimple_op_r): Likewise. Check
3744 gimple_referenced_vars instead of gimple_in_ssa_p.
3745 (copy_tree_body_r): Likewise.
3746 (setup_one_parameter): Likewise.
3747 (declare_return_variable): Likewise.
3748 (tree_function_versioning): Likewise.
3750 2012-05-24 Jakub Jelinek <jakub@redhat.com>
3752 PR tree-optimization/53465
3753 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
3754 vr0 into *vr, then vrp_meet that.
3755 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
3756 have any equivalences.
3757 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
3760 2012-05-24 Jim MacArthur <jim.macarthur@arm.com>
3762 * recog.c (reg_fits_class_p): Check both regno and regno + offset are
3764 * regs.h (in_hard_reg_set_p): Assert that regno is a hard register and
3765 check end_regno - 1 is a hard register.
3767 2012-05-24 Richard Guenther <rguenther@suse.de>
3769 * varpool.c (add_new_static_var): Remove call to create_var_ann.
3770 * tree-ssa-operands.c (create_vop_var): Likewise.
3772 2012-05-24 Richard Guenther <rguenther@suse.de>
3775 * tree-ssa-live.c (remove_unused_scope_block_p): Properly
3777 (remove_unused_locals): Pass global_unused_vars to
3778 remove_unused_scope_block_p. Restore code walking all
3779 referenced vars and pruning them.
3781 2012-05-23 Jan Hubicka <jh@suse.cz>
3783 * tree.h (alias_diag_flags): Remove.
3784 (alias_pair): Remove emitted_diags.
3785 (finish_aliases_1, finish_aliases_2, remove_unreachable_alias_pairs,
3786 symbol_alias_set_t, symbol_alias_set_destroy,
3787 symbol_alias_set_contains, propagate_aliases_backward): Remove.
3788 * toplev.c (compile_file): Do not call finish_aliases_2
3789 * cgraphunit.c (cgraph_process_new_functions): Do not call
3791 (handle_alias_pairs): Output diagnostics about aliases to externals.
3792 (assemble_thunks_and_aliases): Use do_assemble_alias.
3793 (output_weakrefs): Likewise.
3794 (finalize_compilation_unit): Do not call finish_aliases_1.
3795 * ipa.c (symtab_remove_unreachable_nodes): De not call
3796 remove_unreachable_alias_pairs.
3797 * varasm.c (do_assemble_alias): Export.
3798 (symbol_alias_set_create, symbol_alias_set_destroy,
3799 symbol_alias_set_contains, symbol_alias_set_insert,
3800 propagate_aliases_forward, propagate_aliases_backward,
3801 propagate_aliases_backward, trivially_visible_alias,
3802 trivially_defined_alias, remove_unreachable_alias_pairs,
3803 finish_aliases_1, finish_aliases_2, assemble_alias): Remove.
3804 * output.h (do_assemble_alias): Declare.
3805 * varpool.c (varpool_remove_unreferenced_decls): Do not call
3808 2012-05-23 Martin Jambor <mjambor@suse.cz>
3810 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
3812 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
3814 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
3816 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
3817 (iterative_hash_gimple_type): Adjust comment.
3818 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
3819 domain for an array type instead of the domain type itself.
3821 2012-05-23 Richard Guenther <rguenther@suse.de>
3823 PR tree-optimization/53438
3824 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
3826 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
3829 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
3830 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
3833 2012-05-23 Richard Guenther <rguenther@suse.de>
3835 * tree-dfa.c (add_referenced_var_1): Do not add global vars.
3836 * tree-ssa-live.c (mark_all_vars_used_1): Handle global vars
3837 via the global_unused_vars bitmap.
3838 (remove_unused_locals): Handle global vars in local-decls via
3839 a global_unused_vars bitmap instead of the used flag in the
3840 var annotation. Simplify global variable handling and removal.
3842 2012-05-22 Jan Hubicka <jh@suse.cz>
3845 * tree-ssa-structalias.c (create_variable_info_for): Skip constructors
3846 from other partitions.
3848 2012-05-22 Jan Hubicka <jh@suse.cz>
3851 * symtab.c (symtab_register_node): Fix ordering issue.
3853 2012-05-22 Steven Drake <sbd@NetBSD.org>
3855 * gcc.c (do_spec_1): Add %M spec token to output multilib_os_dir.
3857 2012-05-22 David Edelsohn <dje.gcc@gmail.com>
3859 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
3860 Use strip_name_encoding target hook.
3862 2012-05-22 Richard Guenther <rguenther@suse.de>
3864 * tree.h (VAR_DECL_IS_VIRTUAL_OPERAND): New.
3865 (init_function_for_compilation): Remove.
3866 * tree-dfa.c (find_vars_r): Take struct function argument.
3867 (find_referenced_vars_in): Adjust.
3868 * tree-ssa-operands.c (clobber_stats): Remove.
3869 (create_vop_var): Take struct function argument. Mark
3870 virtual operand with VAR_DECL_IS_VIRTUAL_OPERAND.
3871 (init_ssa_operands): Take struct function argument.
3872 (fini_ssa_operands): Do not dump dead stats.
3873 * tree-ssa-operands.h (init_ssa_operands): Take struct function
3875 * cgraphunit.c (init_lowered_empty_function): Adjust.
3876 * lto-streamer-in.c (input_cfg): Likewise.
3877 * tree-inline.c (initialize_cfun): Likewise.
3878 * tree-into-ssa.c (rewrite_into_ssa): Likewise.
3879 * omp-low.c (expand_omp_taskreg): Likewise. Avoid switching cfun.
3880 * gimple.c (is_gimple_reg): Optimize the SSA_NAME case,
3881 virtual operands are not registers.
3883 2012-05-22 Richard Guenther <rguenther@suse.de>
3885 * tree-cfg.c (verify_gimple_assign_unary): Fix typo in previous commit.
3887 2012-05-22 Richard Guenther <rguenther@suse.de>
3890 * tree-inline.c (setup_one_parameter): Create a dummy init
3891 statement for unused parameters when not optimizing.
3893 2012-05-22 Richard Guenther <rguenther@suse.de>
3895 * tree-flow.h (add_referenced_var_1): Declare.
3896 (add_referenced_var): Define.
3897 * tree-dfa.c (referenced_var_check_and_insert): Avoid one hash lookup.
3898 (add_referenced_var): Rename to ...
3899 (add_referenced_var_1): ... this. Take struct function argument.
3901 2012-05-22 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3904 * config/arm/arm-protos.h (arm_validize_comparison): Declare.
3905 * config/arm/arm.c (arm_validize_comparison): Define.
3906 * config/arm/arm.md ("cbranchsi4"): Cleanup expansion and use
3907 arm_validize_comparison.
3908 ("cbranchdi4"): Likewise.
3909 ("cstoredi4"): Likewise.
3910 ("movsicc"): Likewise.
3911 ("movsfcc"): Likewise.
3912 ("movdfcc"): Likewise.
3914 2012-05-22 Dimitrios Apostolou <jimis@gmx.net>
3916 * df-scan.c (df_scan_alloc): Round up allocation pools size, reduce
3917 the mw_reg_pool size.
3919 2012-05-22 Paolo Bonzini <bonzini@gnu.org>
3921 PR tree-optimization/53336
3922 * tree-cfg.c (verify_gimple_assign_unary): Allow conversion from
3923 non-integer integral types to offset type and vice versa.
3925 2012-05-22 Alan Modra <amodra@gmail.com>
3927 * config/rs6000/aix.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
3928 * config/rs6000/darwin.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
3929 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE,
3930 V_SAVE_INLINE): Delete.
3931 * config/rs6000/rs6000.c (V_SAVE_INLINE): Delete.
3932 (rs6000_savres_strategy): Reimplement GP/FP/V_SAVE_INLINE logic.
3933 For ELF targets, use out-of-line restores for -Os and any number
3934 of regs if the restore exits, and out-of-line gp save for two or
3935 more regs. Use save_reg_p to test for holes in reg restore set.
3936 Replace "#if" with "if".
3938 2012-05-22 Alan Modra <amodra@gmail.com>
3940 * config/rs6000/rs6000.c (save_reg_p): New function.
3941 (first_reg_to_save, first_fp_reg_to_save): Use it here.
3942 (first_altivec_reg_to_save, restore_saved_cr): Likewise.
3943 (emit_frame_save): Use gen_frame_store.
3944 (gen_frame_mem_offset): Correct SPE condition requiring reg+reg.
3945 (rs6000_emit_prologue): Use save_reg_p. Use gen_frame_store for
3947 (rs6000_emit_epilogue): Use save_reg_p. Use gen_frame_load for
3948 vrsave, toc, gp and fp restores.
3950 2012-05-22 Alan Modra <amodra@gmail.com>
3952 * config/rs6000/rs6000.c: Delete unnecessary forward declarations.
3953 Move those with ATTRIBUTE_UNUSED to immediately before definitions.
3954 Move function pointer variables after forward declarations.
3955 (rs6000_builtin_support_vector_misalignment): Make static.
3956 (rs6000_legitimate_address_p, rs6000_gimplify_va_arg): Likewise.
3957 (rs6000_function_value, rs6000_can_eliminate): Likewise.
3959 2012-05-21 Bernd Schmidt <bernds@codesourcery.com>
3961 PR rtl-optimization/53373
3962 * caller-save.c (save_call_clobbered_regs): Look into a possible
3963 PARALLEL manually rather than using single_set on a call insn.
3965 2012-05-21 Jakub Jelinek <jakub@redhat.com>
3967 PR tree-optimization/53436
3968 * omp-low.c (omp_build_component_ref): New function.
3969 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
3971 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
3973 * config/i386/i386.c (put_condition_code): Change "reverse" and "fp"
3975 (ix86_print_operand) <case 'O'>: Look at mode size of the operand.
3976 Do not print '.' here. Output operand lossage error for unhandled
3981 <case 'z'>: Hardcode "code" argument into error strings.
3983 <case 'D'>: Merge AVX and non-AVX codes.
3984 <case 'C', case 'c', case 'F', case 'f'>: Merge. Fix error string.
3985 Update call to put_condition_code.
3987 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
3989 * config/m68k/m68k.md (*clzsi2_cf): Renamed from clzsi2. Call
3991 (clzsi2): New expander.
3992 (*clzsi2_68k): New insn.
3993 * config/m68k/m68k.h: Update comment about CLZ_DEFINED_VALUE_AT_ZERO.
3995 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
3997 * gimple.h (gimple_set_in_transaction): Remove.
3998 (gimple_in_transaction): Look in BB instead.
3999 (gimple_statement_base): Remove in_transaction field.
4000 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
4001 * trans-mem.c (compute_transaction_bits): Place transaction bit
4002 information into basic blocks.
4004 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
4006 * expr.c (get_def_for_expr_class): Define only if
4007 HAVE_conditional_move.
4008 (convert_tree_comp_to_rtx): Likewise.
4010 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
4013 * config/i386/i386.md (ffs<mode>2): Generate CCCmode compare
4015 (ffssi2_no_cmove): Ditto.
4016 (*ffs<mode>_1): Remove insn pattern.
4017 (*tzcnt<mode>_1): New insn pattern.
4018 (*bsf<mode>1): Ditto.
4020 2012-05-21 Richard Guenther <rguenther@suse.de>
4022 * tree-dfa.c (add_referenced_var): Do not walk DECL_INITIAL for
4023 more referenced vars.
4024 * tree-ssa-live.c (mark_all_vars_used_1): Only set the used
4025 flag on variables that have a var-annotation.
4027 2012-05-21 Joseph Myers <joseph@codesourcery.com>
4030 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
4031 from folded operands before wrapping another around the
4032 conditional expression.
4034 2012-05-21 Jakub Jelinek <jakub@redhat.com>
4036 PR tree-optimization/53366
4037 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
4038 tests if complex_numbers == 2, but there are non-complex number loads
4041 PR tree-optimization/53409
4042 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
4043 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
4045 PR tree-optimization/53410
4046 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
4047 instead of build_int_cst (type, 0) where vector types might be
4048 involved. Instead of build_int_cst (type, 1) convert the original
4049 integer_onep argument to the desired type.
4051 2012-05-21 Michael Matz <matz@suse.de>
4053 * genattrtab.c (attr_rtx_cost): Move earlier, start with cost being 1.
4054 (simplify_test_exp): Handle one more case of distributive law,
4055 decrease cost threshold.
4056 (tests_attr_p, get_attr_order): New functions.
4057 (optimize_attrs): Use topological order, inline only cheap values.
4058 (write_attr_set): Reset our_known_true after some time.
4060 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
4063 * config/i386/i386.c (type_natural_mode): Warn passing SSE
4064 vector argument without SSE enabled changes the ABI.
4066 2012-05-21 Richard Guenther <rguenther@suse.de>
4068 PR tree-optimization/53408
4069 * tree-vect-loop.c (vectorizable_induction): Properly check
4070 the restriction that we cannot handle induction results from
4071 the inner loop outside of the outer loop.
4073 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
4076 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
4077 (UNSPECV_RDRAND): This.
4078 (rdrand<mode>_1): Updated.
4080 2012-05-21 Richard Guenther <rguenther@suse.de>
4082 * tree-loop-distribution.c (can_generate_builtin): Reject
4085 2012-05-21 Chung-Lin Tang <cltang@codesourcery.com>
4087 * Makefile.in (options.c): Add options.h to included header
4090 2012-05-21 Razya Ladelsky <razya@il.ibm.com>
4092 * tree-parloops.c : Add myself to contributors, update
4093 TODO list, add link to wiki.
4095 2012-05-21 Alan Modra <amodra@gmail.com>
4097 * config/rs6000/predicates.md (input_operand): Don't match
4098 constant pool addresses. Remove label_ref, high and plus from
4099 match_code list. Remove redundant CONSTANT_P test.
4100 (splat_input_operand): Similarly update match_code list.
4101 (small_toc_ref): New predicate.
4102 * config/rs6000/rs6000-protos.h (toc_relative_expr_p): Update prototype.
4103 * config/rs6000/rs6000.c (tocrel_base, tocrel_offset): Make const.
4104 (legitimate_constant_pool_address_p): Move TARGET_TOC test and
4105 register checks to..
4106 (toc_relative_expr_p): ..here. Add "strict" param. Match new rtl
4107 generated by create_TOC_reference.
4108 (rs6000_legitimize_address): Update cerate_TOC_reference call.
4109 (rs6000_delegitimize_address): Handle new rtl for toc refs.
4110 (rs6000_cannot_force_const_mem, rs6000_find_base_term): Likewise.
4111 (use_toc_relative_ref): New function, split out from..
4112 (rs6000_emit_move): ..here. Remove redundant tests. Update
4113 create_TOC_reference calls.
4114 (rs6000_legitimize_reload_address): Formatting. Handle splitting
4115 of medium/large model toc addresses. Use use_toc_relative_ref.
4116 (print_operand): Formatting, style. Adjust for toc changes.
4117 (print_operand_address): Likewise.
4118 (rs6000_output_addr_const_extra): Likewise.
4119 (create_TOC_reference): Put TOC_REGISTER in UNSPEC_TOCREL rather
4120 than a PLUS. Use this formulation for both high and low part
4121 of -mcmodel=medium/large toc reference too. Before reload,
4122 always use the small model formulation.
4123 * config/rs6000/rs6000.md (tls_gd, tls_gd_high): Similarly avoid
4124 a PLUS in high part of addresses here.
4125 (tls_ld, tls_ld_high, tls_got_dtprel, tls_got_dtprel_high): Likewise.
4126 (tls_got_tprel, tls_got_tprel_high, largetoc_high): Likewise.
4127 (largetoc_high, largetoc_low): Move earlier. Cope when no
4129 (largetoc_high_plus): New insn.
4130 (movsi_internal1, movsi_internal1_single, movsf_softfloat,
4131 movdi_mfpgpr, movdi_internal64): Don't handle 'R' constraint here..
4132 (tocref): ..instead do so here, new insn and split.
4134 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
4136 * config/i386/driver-i386.c (host_detect_local_cpu): Support
4137 RDRND, F16C and FSGSBASE.
4139 2012-05-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4141 PR rtl-optimzation/53373
4142 * config/pa/pa.md (call_symref_pic): Don't expose PIC register save in
4143 call pattern. Update split patterns.
4144 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
4145 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
4147 2012-05-20 Razya Ladelsky <razya@il.ibm.com>
4149 * tree-parloops.c (gen_parallel_loop): Change many_iterations_cond
4152 2012-05-18 Jan Hubicka <jh@suse.cz>
4154 * cgraphunit.c (handle_alias_pairs): Declare; free alias_pairs
4155 (cgraph_process_new_functions): Process also aliases.
4156 * lto-streamer-out.c (struct sets): Remove.
4157 (trivally_defined_alias): Remove.
4158 (output_alias_pair_p): Remove.
4159 (output_unreferenced_globals): Remove.
4160 (produce_symtab); Do not handle alias pairs.
4161 (produce_asm_for_decls): Likewise.
4162 * lto-streamer-in.c (input_alias_pairs): Remove.
4163 (lto_read_body): Do not input alias pairs.
4164 (lto_input_constructors_and_inits): Remove.
4166 2012-05-18 Jan Hubicka <jh@suse.cz>
4168 * cgraphunit.c (handle_alias_pairs): Cleanup; handle all types of
4171 2012-05-18 Jan Hubicka <jh@suse.cz>
4173 * cgraphbuild.c (record_reference): Update.
4174 * lto-cgraph.c (lto_output_varpool_node): External vars
4175 are not in other partition even if they are not output
4176 in current partition.
4177 * gimple-fold.c (can_refer_decl_in_current_unit_p): Take FROM_DECL
4179 (canonicalize_constructor_val): Take FROM_DECL argument.
4180 (fold_ctor_reference, fold_string_cst_ctor_reference,
4181 fold_array_ctor_reference, fold_nonarray_ctor_reference,
4182 fold_ctor_reference): Likewise.
4183 (fold_const_aggregate_ref_1, gimple_get_virt_method_for_binfo): Update.
4184 * gimple.h (gimple_fold_builtin): Likewise.
4186 2012-05-18 Olivier Hainque <hainque@adacore.com>
4188 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
4189 $(libsubdir) as libexecsubdir.
4191 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4193 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
4194 relied on signed overflow behavior.
4196 2012-05-18 Richard Guenther <rguenther@suse.de>
4198 PR tree-optimization/53346
4199 * tree-loop-distribution.c (ldist_gen): Make sure to apply
4200 builtin transform even when only a single partition with
4201 all reads/writes exists.
4203 2012-05-18 Richard Guenther <rguenther@suse.de>
4205 PR tree-optimization/53390
4206 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Ignore
4209 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4211 * tree-ssa-reassoc.c (bip_map): Remove decl.
4212 (completely_remove_stmt): Remove function.
4213 (remove_def_if_absorbed_call): Remove function.
4214 (remove_visited_stmt_chain): Remove __builtin_powi handling.
4215 (possibly_move_powi): Remove function.
4216 (rewrite_expr_tree): Remove calls to possibly_move_powi.
4217 (rewrite_expr_tree_parallel): Likewise.
4218 (attempt_builtin_powi): Build multiplies explicitly rather than
4219 relying on the ops vector and rank system.
4220 (transform_stmt_to_copy): New function.
4221 (transform_stmt_to_multiply): Likewise.
4222 (reassociate_bb): Handle leftover operations after __builtin_powi
4223 optimization; build a final multiply if necessary.
4225 2012-05-18 Jan Hubicka <jh@suse.cz>
4227 * cgraphunit.c (varpool_finalize_decl): Allow external decls.
4228 (mark_functions_to_output): Fix sanity check.
4229 * ipa.c (function_and_variable_visibility): Remove TREE_STATIC check.
4231 2012-05-18 Richard Guenther <rguenther@suse.de>
4233 * tree-flow.h (mark_symbols_for_renaming): Remove.
4234 * tree-dfa.c (mark_symbols_for_renaming): Likewise.
4235 * tree-inline.c (copy_edges_for_bb): Do not mark symbols for renaming.
4236 (copy_debug_stmt): Likewise.
4237 (expand_call_inline): Likewise.
4238 (declare_return_variable): Mark the return variable for renaming
4241 2012-05-18 Andrew Stubbs <ams@codesourcery.com>
4243 * config/arm/arm-protos.h (arm_emit_coreregs_64bit_shift): New
4245 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): New function.
4246 * config/arm/arm.md (ashldi3): Use arm_emit_coreregs_64bit_shift.
4247 (ashrdi3,lshrdi3): Likewise.
4248 (arm_cond_branch): Remove '*' to enable gen_arm_cond_branch.
4250 2012-05-18 Meador Inge <meadori@codesourcery.com>
4252 PR rtl-optimization/53352
4253 * cse.c (equiv_constant): Ignore paradoxical subregs.
4255 2012-05-17 Steven Bosscher <steven@gcc.gnu.org>
4257 PR rtl-optimization/53125
4258 * regstat.c (regstat_bb_compute_ri): Take new local_live_last_luid
4259 argument. Simplify calculation of REG_LIVE_LENGTH for regnos that
4260 die in the basic block. Correctly top off REG_FREQ and
4261 REG_FREQ_CALLS_CROSSED.
4263 (regstat_compute_ri): Allocate and free local_live_last_luid.
4265 (regstat_bb_compute_calls_crossed): Correctly top off
4266 REG_FREQ_CALLS_CROSSED.
4268 2012-05-17 Jan Hubicka <jh@suse.cz>
4270 * lto-symtab.c (lto_symtab_resolve_symbols): Preffer decl with
4271 constructor over decl without.
4272 * cgraph.c (cgraph_remove_node): Clear also body of unanalyzed nodes.
4273 * cgraph.h (varpool_can_remove_if_no_refs): Handle external correctly.
4274 * cgraphunit.c (process_function_and_variable_attributes): Finalize
4276 (mark_functions_to_output): Also accept bodies for functions with
4278 (output_in_order): Skip external vars.
4279 * lto-cgraph.c (lto_output_node): External functions are never in other
4281 (lto_output_varpool_node): Likewise.
4282 * lto-streamer-out.c (lto_write_tree): Always use error_mark_nodes for
4283 forgotten initializers.
4284 * ipa.c (process_references): Handle external vars.
4285 (symtab_remove_unreachable_nodes): Update to handle external vars.
4286 (varpool_externally_visible_p): External vars are externally visible.
4287 * gimple-fold.c (can_refer_decl_in_current_unit_p): Update.
4288 * varpool.c (varpool_remove_node): Remove constructor.
4289 (decide_is_variable_needed): Handle externals.
4290 (varpool_remove_unreferenced_decls): Likewise.
4292 2012-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
4294 * opts.c (common_handle_option): -pedantic-errors enables -Wpedantic.
4295 (enable_warning_as_error): Do not special case Wuninitialized.
4296 * optc-gen.awk: Add sanity checks.
4298 2012-05-17 Jan Hubicka <jh@suse.cz>
4300 * ipa-reference.c (is_proper_for_analysis): Do not check flags
4301 that might change as result of global optimization.
4302 (analyze_function): Do not check analyzed and externally_visible
4303 flags; be happy about address dereferences.
4304 (propagate): Prune all_module_statics so it really contains just
4305 statics; prune all the local summaries.
4306 (ipa_reference_write_optimization_summary): Simplify.
4308 2012-05-17 Kwok Cheung Yeung <kcy@codesourcery.com>
4310 * config/m68k/m68k-devices.def: Add 51ag, 51je, 51jf, 51jg, 51mm, 51qm.
4311 * config/m68k/m68k-tables.opt: Regenerated.
4312 * doc/invoke.texi (M680x0 Options): Document.
4314 2012-05-16 Dave Boutcher <daveboutcher@gmail.com>
4315 Patrick Marlier <patrick.marlier@gmail.com>
4317 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
4320 2012-05-16 H.J. Lu <hongjiu.lu@intel.com>
4322 * configure: Regenerated.
4324 2012-05-16 Andrew Pinski <apinski@cavium.com>
4326 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
4329 2012-05-16 David S. Miller <davem@davemloft.net>
4331 * jump.c (delete_related_insns): If we remove a CALL, make sure
4332 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
4334 2012-05-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4336 PR tree-optimization/53217
4337 * tree-ssa-reassoc.c (bip_map): New static variable.
4338 (possibly_move_powi): Move feeding multiplies with __builtin_powi call.
4339 (attempt_builtin_powi): Save feeding multiplies on a stack.
4340 (reassociate_bb): Create and destroy bip_map.
4342 2012-05-16 Olivier Hainque <hainque@adacore.com>
4344 * Makefile.in (install-no-fixedincludes): New target, former toplevel
4345 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
4346 Add comments and improve stamp preservation across the whole sequence.
4347 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
4349 2012-05-16 Richard Guenther <rguenther@suse.de>
4351 * tree-inline.c (insert_init_stmt): Do not call
4352 mark_symbols_for_renaming.
4353 (setup_one_parameter): Avoid initializing unused parameters.
4354 (declare_return_variable): Properly handle DECL_BY_REFERENCE
4355 return vars in SSA form.
4357 2012-05-16 Richard Guenther <rguenther@suse.de>
4359 * tree-flow.h (get_virtual_var): Remove.
4360 * tree-dfa.c (get_virtual_var): Likewise.
4362 2012-05-16 Richard Guenther <rguenther@suse.de>
4364 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1):
4365 Remove set-only bitmap of new names.
4366 (slpeel_tree_peel_loop_to_edge): Likewise. Do not set
4368 * tree-flow.h (ssa_names_to_replace): Remove.
4369 * tree-into-ssa.c (ssa_names_to_replace): Likewise.
4371 2012-05-16 Richard Guenther <rguenther@suse.de>
4373 PR tree-optimization/53364
4374 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
4375 detect a view-conversion of the decl.
4377 2012-05-16 Dodji Seketeli <dodji@redhat.com>
4379 PR preprocessor/7263
4380 * c-tree.h (enum c_declspec_word): Declare new enum.
4381 (struct c_declspecs::locations): New member.
4382 (declspecs_add_qual, declspecs_add_scspec)
4383 (declspecs_add_addrspace, declspecs_add_alignas): Take a new
4385 * c-decl.c (build_null_declspecs): Initialize the new struct
4386 c_declspecs::locations member.
4387 (declspecs_add_addrspace): Take a location parameter for the
4388 address space. Store it onto declaration specifiers.
4389 (declspecs_add_qual): Likewise, take a location parameter for the
4391 (declspecs_add_type): Likewise, take a location parameter for the
4393 (declspecs_add_scspec): Likewise, take a location parameter for
4394 the storage class specifier.
4395 (declspecs_add_attrs): Likewise, take a location parameter for the
4397 (declspecs_add_alignas): Likewise, take a location parameter for
4399 (finish_declspecs): For diagnostics, use the location of the
4400 relevant declspec, instead of the global input_location.
4401 * c-parser.c (c_parser_parameter_declaration): Pass the precise
4402 virtual location of the declspec to the declspecs-setters.
4403 (c_parser_declspecs): Likewise. Avoid calling c_parser_peek_token
4406 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
4408 * configure.ac: Stack protector enabling for Android targets.
4409 * configure: Regenerate.
4411 2012-05-16 Richard Sandiford <r.sandiford@uk.ibm.com>
4413 * ira.c (pseudo_move_insn): Delete.
4414 (find_moveable_pseudos): Don't set it.
4415 (move_unallocated_pseudos): Use DF_REG_DEF_CHAIN to find
4416 the definitions of the original pseudo. Delete all of them.
4418 2012-05-16 Olivier Hainque <hainque@adacore.com>
4420 * config/rs6000/rs6000-opts.h (enum processor_type): Add
4422 * config/rs6000/rs6000-cpus.def: Reference it for cpu="8548".
4423 * config/rs6000/rs6000.md (cpu attribute definition): Add ppc8548.
4424 * config/rs6000/8540.md: indicate that the units/patterns apply to
4427 * config/rs6000/rs6000.c (rs6000_option_override_internal): Rename
4428 default_cpu into implicit_cpu, conveying what --with-cpu was passed at
4429 configure time. Treat implicit_cpu as have_CPU. Pick defaults for SPE
4430 related flags, check that what is queried is supported by the selected
4431 configuration. Rework the single/double_float and MASK_STRING resets to
4432 hit for all the E500 cores (854x + E500MC variants). Select the ppc8540
4433 costs for PROCESSOR_PPC8548 as well.
4434 (rs6000_issue_rate): case CPU_PPC8548 together with CPU_PPC8540.
4435 (rs6000_use_sched_lookahead): Likewise, rewriting function as a case
4436 statement instead of a sequence of ifs.
4438 * config/rs6000/rs6000.h (TARGET_E500): Remove.
4439 (TARGET_NO_LWSYNC): Adjust accordingly.
4440 * config/rs6000/e500.h (TARGET_E500): Remove.
4441 (CHECK_E500_OPTIONS): Adjust accordingly.
4442 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove.
4443 (TARGET_DEFAULT): Reformat definition to match the one in linuxspe.h.
4444 * config/rs6000/linuxspe.h: Likewise.
4445 * config/rs6000/vxworks.h: Remove bogus TARGET_E500 overrides and
4446 superfluous comments.
4447 * config/rs6000/e500-double.h: Remove.
4449 * config.gcc (pick a default with_cpu): For powerpc*-*-*spe*,
4450 default to with_cpu=8548 if --enable-e500-double, and to 8540
4452 (set misc flags section): For powerpc*|rs6000*, remove inclusion
4453 of e500-double.h for --enable-e500-double.
4455 2012-05-16 Olivier Hainque <hainque@adacore.com>
4457 * Makefile.in (s-header-vars): Resort to -n instead of trailing
4458 -e d in sed invocation.
4460 2012-05-16 Hans-Peter Nilsson <hp@axis.com>
4462 * doc/tm.texi.in (Type Layout) <SIZE_TYPE>: Update reference to
4464 * doc/tm.texi: Regenerate.
4466 2012-05-15 Paolo Carlini <paolo.carlini@oracle.com>
4468 * tree.h (EXPR_LOCATION): Use CAN_HAVE_LOCATION_P.
4470 2012-05-15 Jakub Jelinek <jakub@redhat.com>
4473 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
4474 that operands[2] is either immediate, or q_regs_operand.
4476 2012-05-15 Richard Guenther <rguenther@suse.de>
4478 * cgraphunit.c (thunk_adjust): Use make_rename_temp.
4479 (assemble_thunk): Likewise. Manually rename and register
4482 2012-05-15 Richard Guenther <rguenther@suse.de>
4484 PR tree-optimization/53355
4485 * tree-vrp.c (extract_range_from_binary_expr_1): Handle LSHIFT_EXPRs
4488 2012-05-15 Tristan Gingold <gingold@adacore.com>
4490 * tree-ssa-strlen.c (get_string_length): Convert lhs if needed.
4492 2012-05-15 Richard Guenther <rguenther@suse.de>
4494 * gimple.c (gimple_set_modified): Move ...
4495 * gimple.h (gimple_set_modified): ... here.
4497 2012-05-15 Tristan Gingold <gingold@adacore.com>
4499 * ira-color.c (move_spill_restore): Add a guard.
4501 2012-05-15 Tristan Gingold <gingold@adacore.com>
4503 * config/ia64/ia64.c (ia64_emit_probe_stack_range): Adjust calls to
4506 2012-05-15 Eric Botcazou <ebotcazou@adacore.com>
4508 * gimplify.c (gimplify_init_constructor): Do a block move for very
4509 small objects as well.
4511 2012-05-15 Bernd Schmidt <bernds@codesourcery.com>
4513 * ira.c (find_moveable_pseudos): Skip registers whose
4514 DF_REG_EQ_USE_COUNT is nonzero.
4516 2012-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
4518 * doc/md.texi (fma): Define to only be applicable for single rounding.
4520 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
4523 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
4524 generate target register for "load" class builtins.
4527 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
4530 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
4531 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
4532 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
4533 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
4534 (<sse>_movu<ssemodesuffix>): New expander.
4535 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
4536 (avx_movdqu<avxmodesuffix>): New expander.
4537 (*sse2_movdqu): Rename from sse2_movdqu.
4538 (sse2_movdqu): New expander.
4540 2012-05-14 Marc Glisse <marc.glisse@inria.fr>
4543 * config/i386/i386.c (ix86_expand_vec_perm_const): Move code to ...
4544 (canonicalize_perm): ... new function.
4545 (expand_vec_perm_2vperm2f128_vshuf): New function.
4546 (ix86_expand_vec_perm_const_1): Call it.
4548 2012-05-14 Andrew Pinski <apinski@cavium.com>
4549 H.J. Lu <hongjiu.lu@intel.com>
4550 Jakub Jelinek <jakub@redhat.com>
4553 * config/i386/i386.md (xbegin_1): Use + in constraint and match_dup.
4556 2012-05-14 Jakub Jelinek <jakub@redhat.com>
4558 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
4559 lineno 1 the same as lineno 0 before first start file directive.
4560 (optimize_macinfo_range): Likewise.
4562 * dwarf2out.c (have_macinfo): Define.
4563 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
4564 attribute, don't force empty compilation unit and don't emit any
4565 .debug_macinfo/.debug_macro section if macinfo_table is empty.
4567 2012-05-14 Georg-Johann Lay <avr@gjlay.de>
4570 * config/avr/avr.c (avr_const_address_lo16): Remove.
4571 (avr_assemble_integer): Print ".byte lo8(x)",
4572 ".byte hi8(x)", ".byte hh8(x)" instead of emit an assembler
4573 .warning if 3-byte address is assembled.
4574 * doc/extend.texi (AVR Named Address Spaces): Document that
4575 binutils 2.23 is needed to assemble 3-byte addresses.
4577 2012-05-14 Richard Guenther <rguenther@suse.de>
4579 * tree-vect-data-refs.c (vect_setup_realignment): Remove
4580 call to mark_symbols_for_renaming.
4581 (vect_permute_load_chain): Likewise.
4582 * tree-vect-loop.c (vect_is_slp_reduction): Update stmt
4583 instead of calling mark_symbols_for_renaming.
4584 * tree-vect-stmts.c (read_vector_array): Remove call to
4585 mark_symbols_for_renaming.
4586 (write_vector_array): Likewise.
4587 (vectorizable_call): Likewise.
4588 (vectorizable_store): Likewise.
4589 (vectorizable_load): Likewise.
4590 * matrix-reorg.c (transform_allocation_sites): Likewise.
4591 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
4592 (create_expression_by_pieces): Likewise.
4594 2012-05-14 Richard Guenther <rguenther@suse.de>
4596 * gimplify.c (gimple_regimplify_operands): Only mark the LHS
4597 of statements for renaming.
4598 (force_gimple_operand_1): Likewise, consistently for both
4599 calls to force_gimple_operand and force_gimple_operand_gsi.
4601 2012-05-14 Richard Guenther <rguenther@suse.de>
4603 * tree-dfa.c (make_rename_temp): Be forgiving if not in SSA form.
4604 * omp-low.c (expand_omp_taskreg): Properly conditionalize call
4606 (expand_omp_for): Likewise.
4607 (expand_omp_for_generic): Adjust conditional add to referenced vars.
4608 Use make_rename_temp for temporaries that should be rewritten into
4610 (expand_omp_for_static_nochunk): Likewise.
4611 (expand_omp_atomic_pipeline): Likewise.
4613 2012-05-14 Richard Guenther <rguenther@suse.de>
4615 PR tree-optimization/53331
4616 * tree-vect-data-refs.c (vect_verify_datarefs_alignment): Ignore
4618 * tree-vect-stmts.c (vect_model_load_cost): Handle strided loads.
4620 2012-05-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
4623 * doc/options.texi: (LangEnabledBy): Document it.
4624 * optc-gen.awk: Handle LangEnabledBy.
4625 * opth-gen.awk: Generate declaration for lang-specific functions.
4626 * opt-read.awk: Record lang numbers.
4627 * opt-functions.awk (flag_set_p): Ignore the arguments of flags.
4628 (lang_sanitized_name): New.
4630 2012-05-14 Bernd Schmidt <bernds@codesourcery.com>
4632 * attribs.c (decl_attributes): Avoid emitting a warning if
4634 * doc/rtl.texi (CALL_INSN_FUNCTION_USAGE): Use lowercase for rtx
4635 codes. Document meaning of sets inside CALL_INSN_FUNCTION_USAGE.
4636 * builtin-attrs.def (DEF_ATTR_FOR_STRING): Define. Use it to
4637 define a string "1".
4638 (ATTR_RET1_NOTHROW_NONNULL_LEAF): New attr definition.
4639 * builtins.def (BUILT_IN_MEMCPY, BUILT_IN_MEMMOVE, BUILT_IN_MEMSET,
4640 BUILT_IN_STRCPY): Use it for these functions.
4641 * postreload.c (reload_combine): Deal with SETs inside
4642 CALL_INSN_FUNCTION_USAGE.
4643 * caller-save.c (setup_save_areas, save_call_clobbered_regs):
4644 Look for REG_RETURNED notes and use a cheap restore if possible.
4645 * ira-int.h (struct ira_allocno): New member cheap_calls_crossed_num.
4646 (ALLOCNO_CHEAP_CALLS_CROSSED_NUM): New macro.
4647 * ira-build.c (ira_create_allocno, create_cap_allocno,
4648 propagate_allocno_info, propagate_some_info_from_allocno,
4649 copy_info_to_removed_store_destination, ira_flattening): Handle it.
4650 * ira-lives.c (pseudo_regno_single_word_and_live_p,
4651 find_call_crossed_cheap_reg): New static functions.
4652 (process_bb_node_lives): Look for SETs in CALL_INSN_FUNCTION_USAGE,
4653 and set ALLOCNO_CHEAP_CALLS_CROSSED_NUM if possible. Also make
4654 a REG_RETURNED note in that case.
4655 * ira.c (setup_reg_renumber): Change assert to allow cases where
4656 allocnos only cross calls for which they are cheap to restore.
4657 * ira-costs.c (ira_tune_allocno_costs): Compare
4658 ALLOCNO_CALLS_CROSSED_NUM to ALLOCNO_CHEAP_CALLS_CROSSED_NUM rather
4660 * reg-notes.def (REG_RETURNED): New note.
4661 * cse.c (cse_insn): Likewise.
4662 * sched-deps.c (sched_analyze_insn): Likewise.
4663 * expr.c (init_block_move_fn): Set a "fn spec" attribute.
4664 * calls.c (decl_return_flags): New static function.
4665 (expand_call): Generate a SET in CALL_INSN_FUNCTION_USAGE for
4666 functions that return one of their arguments.
4667 * regcprop.c (struct kill_set_value_data): New.
4668 (kill_set_value): Interpret data as a pointer to such a struct.
4669 Do nothing if the caller wants the register to be ignored.
4670 (copyprop_hardreg_forward_1): Handle SETs in CALL_INSN_FUNCTION_USAGE.
4672 2012-05-14 Richard Guenther <rguenther@suse.de>
4674 PR tree-optimization/53340
4675 * tree-ssa-pre.c (op_valid_in_sets): Fix error in last commit.
4677 2012-05-14 Richard Guenther <rguenther@suse.de>
4679 * gimplify.c (gimplify_expr): Remove odd code.
4681 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
4683 * stor-layout.c (bit_from_pos): Distribute conversion to bitsizetype
4684 into a PLUS_EXPR byte offset.
4686 * tree-ssa-pre.c (can_value_number_call): Delete.
4687 (compute_avail): Skip all statements with side effects.
4688 <GIMPLE_CALL>: Skip calls to internal functions.
4690 2012-05-13 Steven Bosscher <steven@gcc.gnu.org>
4692 * config/pa/pa.md: Use define_c_enum for "unspec" and "unspecv".
4694 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
4696 * common.opt (Wtype-limits): Use EnabledBy.
4698 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
4700 * config/i386/i386.md (*pushtf): Enable for TARGET_SSE.
4701 (pushtf splitter): Ditto.
4703 (*movtf_internal): Ditto. Use V4SFmode for !TARGET_SSE2.
4704 (<code>tf2): Enable for TARGET_SSE.
4705 (*absnegtf2_sse): Ditto.
4706 (copysign<mode>3): Enable TFmode for TARGET_SSE.
4707 (copysign<mode>3_const): Ditto.
4708 (copysign<mode>3_var): Ditto.
4709 * config/i386/sse.md (<code>tf3): Enable for TARGET_SSE.
4710 (*andnottf3): Ditto. Use V4SFmode for !TARGET_SSE2.
4711 (*<code>tf3): Ditto.
4712 * config/i386/i386.c (struct builtin_description bdesc_args)
4713 <IX86_BUILTIN_FABSQ>: Enable for TARGET_SSE.
4714 <IX86_BUILTIN_COPYSIGNQ>: Ditto.
4715 (ix86_expand_builtin) <IX86_BUILTIN_FABSQ, IX86_BUILTIN_COPYSIGNQ>:
4716 Emit a normal call if SSE isn't available.
4718 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
4720 * config/i386/sse.md (<sse>_andnot<mode>3): Handle
4721 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
4722 (<code><mode>3): Ditto.
4723 (*andnot<mode>3): Ditto.
4724 (*andnottf3): Ditto.
4725 (*<code><mode>3): Ditto.
4728 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
4730 * optc-gen.awk: Error instead of warning for conflicting help.
4732 2012-05-12 Jason Merrill <jason@redhat.com>
4735 * dwarf2out.c (build_local_stub): Prefer DW_AT_signature for
4738 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
4740 * function.c (requires_stack_frame_p): If the function can throw
4741 non-call exceptions, return true if the insn can throw internally.
4743 2012-05-12 Paolo Carlini <paolo.carlini@oracle.com>
4745 * doc/generic.texi: Rename TYPE_PTRMEM_P to TYPE_PTRDATAMEM_P.
4747 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
4749 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
4750 ORDERED and UNORDERED conditions.
4752 2012-05-11 Richard Guenther <rguenther@suse.de>
4754 * tree-flow.h (referenced_var_check_and_insert): Remove.
4755 (find_new_referenced_vars): Likewise.
4756 * tree-dfa.c (referenced_var_check_and_insert): Make static.
4757 (find_new_referenced_vars_1, find_new_referenced_vars): Remove.
4758 * tree-inline.c (copy_bb): Use find_referenced_vars_in
4759 instead of find_new_referenced_vars.
4760 * gimple-fold.c (gimplify_and_update_call_from_tree): Likewise.
4762 2012-05-11 Richard Guenther <rguenther@suse.de>
4764 * tree-pass.h (pass_rest_of_compilation,
4765 pass_all_optimizations, pass_postreload, pass_all_early_optimizations):
4767 * passes.c (pass_all_optimizations, pass_postreload,
4768 pass_all_early_optimizations): Make static.
4769 (pass_rest_of_compilation): Likewise. Make it an RTL_PASS.
4770 * tree-phinodes.c (init_phinodes, fini_phinodes): Remove.
4771 * tree-ssa.c (init_tree_ssa): Do not call init_phinodes.
4772 (delete_tree_ssa): Do not call fini_phinodes.
4773 * tree-flow.h (init_phinodes, fini_phinodes): Remove.
4775 2012-05-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
4778 * doc/options.texi (EnabledBy): Document
4779 * opts.c: Include opts.h and options.h before tm.h.
4780 (finish_options): Do not handle some sub-options here...
4781 (common_handle_option): ... instead call common_handle_option_auto
4783 * optc-gen.awk: Handle EnabledBy.
4784 * opth-gen.awk: Declare common_handle_option_auto.
4785 * common.opt (Wuninitialized): Use EnabledBy. Delete Init.
4786 (Wmaybe-uninitialized): Likewise.
4787 (Wunused-but-set-variable): Likewise.
4788 (Wunused-function): Likewise.
4789 (Wunused-label): Likewise.
4790 (Wunused-value): Likewise.
4791 (Wunused-variable): Likewise.
4792 * opt-read.awk: Create opt_numbers array.
4794 2012-05-11 Richard Guenther <rguenther@suse.de>
4796 PR tree-optimization/53295
4797 * tree-data-ref.h (stride_of_unit_type_p): Handle non-constant
4799 * tree-data-ref.c (dr_analyze_innermost): Allow non-constant
4800 strides when analyzing data-references in a loop context.
4801 * tree-vect-data-refs.c (vect_mark_for_runtime_alias_test): Reject
4802 non-constant strides for now.
4803 (vect_enhance_data_refs_alignment): Ignore data references
4804 that are strided loads.
4805 (vect_analyze_data_ref_access): Handle non-constant strides.
4806 (vect_check_strided_load): Verify the data-reference is a load.
4807 (vect_analyze_data_refs): Restructure to make strided load
4808 support not dependent on gather support.
4809 * tree-vect-stmts.c (vectorizable_load): Avoid useless work
4810 when doing strided or gather loads.
4811 * tree-vect-loop-manip.c (vect_vfa_segment_size): Use
4812 integer_zerop to compare stride with zero.
4814 2012-05-11 H.J. Lu <hongjiu.lu@intel.com>
4816 * config/i386/driver-i386.c (host_detect_local_cpu): Support RTM.
4818 2012-05-11 Jan Hubicka <jh@suse.cz>
4821 * varpool.c (varpool_assemble_decl): Also output constat pool entries
4822 that output_constant_pool missed.
4824 2012-05-11 Mingjie Xing <mingjie.xing@gmail.com>
4826 * config/mips/t-vxworks: Change MUTLILIB_EXTRA_OPTS to
4827 MULTILIB_EXTRA_OPTS.
4829 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
4832 * config/i386/i386.md (xtest): Use NE condition in ix86_expand_setcc.
4834 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
4836 * config/i386/i386.md (*movti_internal_rex64): Avoid MOVAPS size
4837 optimization for TARGET_AVX.
4838 (*movti_internal_sse): Ditto.
4839 (*movdi_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
4840 (*movdi_internal): Ditto.
4841 (*movsi_internal): Ditto.
4842 (*movtf_internal): Avoid MOVAPS size optimization for TARGET_AVX.
4843 (*movdf_internal_rex64): Ditto.
4844 (*movfd_internal): Ditto.
4845 (*movsf_internal): Ditto.
4846 * config/i386/sse.md (mov<mode>): Handle TARGET_SSE_LOAD0_BY_PXOR.
4848 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
4850 * dwarf2out.c (add_byte_size_attribute) <RECORD_TYPE>: Handle variable
4851 reference as size attribute.
4853 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
4854 Tristan Gingold <gingold@adacore.com>
4856 * doc/md.texi (Standard Names): Document probe_stack_address.
4857 * explow.c (emit_stack_probe): Handle probe_stack_address.
4858 * config/ia64/ia64.md (UNSPECV_PROBE_STACK_ADDRESS): New constant.
4859 (UNSPECV_PROBE_STACK_RANGE): Likewise.
4860 (probe_stack_address): New insn.
4861 (probe_stack_range): Likewise.
4862 * config/ia64/ia64.c: Include common/common-target.h.
4863 (ia64_compute_frame_size): Mark r2 and r3 as used if static stack
4864 checking is enabled.
4865 (ia64_emit_probe_stack_range): New function.
4866 (output_probe_stack_range): Likewise.
4867 (ia64_expand_prologue): Invoke ia64_emit_probe_stack_range if static
4868 builtin stack checking is enabled.
4869 (rtx_needs_barrier) <UNSPEC_VOLATILE>: Handle UNSPECV_PROBE_STACK_RANGE
4870 and UNSPECV_PROBE_STACK_ADDRESS.
4871 (unknown_for_bundling_p): New predicate.
4872 (group_barrier_needed): Use important_for_bundling_p.
4873 (ia64_dfa_new_cycle): Use unknown_for_bundling_p.
4874 (issue_nops_and_insn): Likewise.
4875 (bundling): Likewise.
4876 (final_emit_insn_group_barriers): Likewise.
4877 * config/ia64/ia64-protos.h (output_probe_stack_range): Declare.
4878 * config/ia64/hpux.h (STACK_CHECK_STATIC_BUILTIN): Define.
4879 (STACK_CHECK_PROTECT): Likewise.
4880 * config/ia64/linux.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
4882 2012-05-10 Jan Hubicka <jh@suse.cz>
4884 * ipa-inline.c (update_all_callee_keys): Remove.
4885 (inline_small_functions): Simplify priority updating.
4887 2012-05-10 Jan Hubicka <jh@suse.cz>
4889 * ipa.c (symtab_remove_unreachable_nodes): Fix marking of clones.
4891 2012-05-10 Jan Hubicka <jh@suse.cz>
4893 * cgraph.h (cgraph_remove_unreachable_nodes): Rename to ...
4894 (symtab_remove_unreachable_nodes): ... this one.
4895 * ipa-cp.c (ipcp_driver): Do not remove unreachable nodes.
4896 * cgraphunit.c (ipa_passes): Update.
4897 * cgraphclones.c (cgraph_materialize_all_clones): Update.
4898 * cgraph.c (cgraph_release_function_body): Only turn initial
4899 into error mark when initial was previously set.
4900 * ipa-inline.c (ipa_inline): Update.
4901 * ipa.c: Include ipa-inline.h
4902 (enqueue_cgraph_node, enqueue_varpool_node): Remove.
4903 (enqueue_node): New function.
4904 (process_references): Update.
4905 (symtab_remove_unreachable_nodes): Cleanup.
4906 * passes.c (execute_todo, execute_one_pass): Update.
4908 2012-05-10 Vladimir Makarov <vmakarov@redhat.com>
4910 PR rtl-optimization/53125
4911 * ira.c (ira): Call find_moveable_pseudos and
4912 move_unallocated_pseudos if only ira_conflicts_p is true.
4914 2012-05-10 Uros Bizjak <ubizjak@gmail.com>
4916 * config/i386/i386.md (*movoi_internal_avx): Handle
4917 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL and TARGET_SSE_TYPELESS_STORES.
4918 (*movti_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
4919 (*movti_internal_sse): Ditto.
4920 (*movtf_internal): Ditto.
4921 * config/i386/sse.md (ssePSmode): New mode attribute.
4922 (*move<mode>_internal): Use ssePSmode.
4923 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Ditto.
4924 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
4925 * config/i386/i386.c (standard_sse_constant_opcode): Do not handle
4926 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL here.
4928 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
4930 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
4931 DECL_ORIGINAL_TYPE if it is present.
4933 2012-05-10 Nick Clifton <nickc@redhat.com>
4936 * config/m32c/bitops.md (bset_qi): Change operand 2 from having
4937 a "0" constraint to being a (match_dup 0).
4939 2012-05-10 Richard Guenther <rguenther@suse.de>
4941 * stor-layout.c (byte_from_pos): Amend comment.
4943 2012-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4945 * doc/extend.texi (X86 Built-in Functions, __builtin_cpu_init):
4946 Document requirement to call in constructors.
4948 * config/i386/i386.c: Update comments for i386-cpuinfo.c name change.
4950 2012-05-10 Richard Guenther <rguenther@suse.de>
4952 * tree.h (TYPE_IS_SIZETYPE): Remove.
4953 * fold-const.c (int_const_binop_1): Remove TYPE_IS_SIZETYPE use.
4954 (extract_muldiv_1): Likewise.
4955 * gimple.c (gtc_visit): Likewise.
4956 (gimple_types_compatible_p): Likewise.
4957 (iterative_hash_canonical_type): Likewise.
4958 (gimple_canonical_types_compatible_p): Likewise.
4959 * gimplify.c (gimplify_one_sizepos): Likewise.
4960 * print-tree.c (print_node): Likewise.
4961 * stor-layout.c (initialize_sizetypes): Do not set TYPE_IS_SIZETYPE.
4963 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
4966 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
4967 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
4968 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
4969 instead of xop_mulv2div2di3_low.
4970 (xop_p<macs>dql): Fix vec_select selector.
4971 (xop_p<macs>dqh): Ditto.
4972 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
4973 (xop_mulv2div2di3_high): Ditto.
4975 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
4978 * diagnostic.h (diagnostic_context): Add last_location.
4979 * diagnostic.c (diagnostic_initialize): Initialize it.
4980 (diagnostic_show_locus): Use it.
4982 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
4984 * doc/extend.texi (Function Attributes): Point xref to section
4987 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
4989 * config/i386/i386.c (*movdf_internal_rex64): Remove
4990 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
4991 Calculate "mode" attribute according to
4992 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
4993 (*movdf_internal): Ditto.
4995 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
4998 * config/i386/i386.c (ix86_expand_vector_move_misalign): Do not handle
4999 128 bit vectors specially for TARGET_AVX. Emit sse2_movupd and
5000 sse_movupd RTXes for TARGET_AVX, TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
5001 or when optimizing for size.
5002 * config/i386/sse.md (*mov<mode>_internal): Remove
5003 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
5004 Calculate "mode" attribute according to optimize_function_for_size_p
5005 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
5006 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Choose asm template
5007 depending on the mode of the instruction. Calculate "mode" attribute
5008 according to optimize_function_for_size_p, TARGET_SSE_TYPELESS_STORES
5009 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flags.
5010 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
5012 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
5015 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
5016 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
5017 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
5018 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
5019 (expand_prologue): Move initialization of cfun->machine->is_naked,
5020 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
5021 (avr_set_current_function): ...this new static function.
5022 (TARGET_SET_CURRENT_FUNCTION): New define.
5023 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
5024 checking attributes of current_function_decl.
5025 (avr_regs_to_save): Ditto.
5026 (signal_function_p): Rename to avr_signal_function_p.
5027 (interrupt_function_p): Rename to avr_interrupt_function_p.
5029 * doc/extend.texi (Function Attributes): Better explanation of
5030 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
5033 2012-05-09 Michael Matz <matz@suse.de>
5035 PR tree-optimization/53185
5036 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Disable
5037 peeling when we see strided loads.
5039 2012-05-09 Matthias Klose <doko@ubuntu.com>
5041 * gcc-ar.c (main): Don't check for execute bits for the plugin.
5043 2012-05-09 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
5045 * tree-ssa-loop-ivopts.c (add_autoinc_candidates, get_address_cost):
5046 Replace use of HAVE_{POST/PRE}_{INCREMENT/DECREMENT} with
5047 USE_{LOAD/STORE}_{PRE/POST}_{INCREMENT/DECREMENT} appropriately.
5048 * config/arm/arm.h (ARM_AUTOINC_VALID_FOR_MODE_P): New.
5049 (USE_LOAD_POST_INCREMENT): Define.
5050 (USE_LOAD_PRE_INCREMENT): Define.
5051 (USE_LOAD_POST_DECREMENT): Define.
5052 (USE_LOAD_PRE_DECREMENT): Define.
5053 (USE_STORE_PRE_DECREMENT): Define.
5054 (USE_STORE_PRE_INCREMENT): Define.
5055 (USE_STORE_POST_DECREMENT): Define.
5056 (USE_STORE_POST_INCREMENT): Define.
5057 (arm_auto_incmodes): Add enumeration.
5058 * config/arm/arm-protos.h (arm_autoinc_modes_ok_p): Declare.
5059 * config/arm/arm.c (arm_autoinc_modes_ok_p): Define.
5061 2012-05-09 Jakub Jelinek <jakub@redhat.com>
5063 PR tree-optimization/53226
5064 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Remove
5065 prev and prev_initialized vars, gimple_set_plf (stmt, GF_PLF_1, false)
5066 before processing it and gimple_set_plf (stmt, GF_PLF_1, true) if it
5067 doesn't need to be revisited, look for earliest stmt with
5068 !gimple_plf (stmt, GF_PLF_1) if something changed.
5070 2012-05-09 Terry Guo <terry.guo@arm.com>
5072 * genmultilib: Update copyright dates.
5073 * doc/fragments.texi: Ditto.
5075 2012-05-09 Terry Guo <terry.guo@arm.com>
5077 * Makefile.in (s-mlib): Add new argument MULTILIB_REQUIRED.
5078 * genmultilib (MULTILIB_REQUIRED): New.
5079 * doc/fragments.texi: Document the MULTILIB_REQUIRED.
5081 2012-05-09 Richard Guenther <rguenther@suse.de>
5083 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
5084 (vect_do_peeling_for_loop_bound): Likewise.
5085 (vect_do_peeling_for_alignment): Likewise.
5086 * tree-vect-loop-manip.c (conservative_cost_threshold): Remove.
5087 (vect_do_peeling_for_loop_bound): Get check_profitability and
5088 threshold as parameters.
5089 (vect_do_peeling_for_alignment): Likewise.
5090 (vect_loop_versioning): Likewise.
5091 * tree-vect-loop.c (vect_transform_loop): Compute check_profitability
5092 and threshold here. Control where to put the check here.
5094 2012-05-09 Richard Sandiford <rdsandiford@googlemail.com>
5097 * dwarf2out.h (get_address_mode): Move declaration to...
5099 * dwarf2out.c (get_address_mode): Move definition to...
5100 * rtlanal.c: ...here.
5101 * var-tracking.c (get_address_mode): Delete.
5102 * combine.c (find_split_point): Use get_address_mode instead of
5103 targetm.addr_space.address_mode.
5104 * cselib.c (cselib_record_sets): Likewise.
5105 * dse.c (canon_address, record_store): Likewise.
5106 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
5107 * expr.c (move_by_pieces, emit_block_move_via_loop, store_by_pieces)
5108 (store_by_pieces_1, expand_assignment, store_expr, store_constructor)
5109 (expand_expr_real_1): Likewise.
5110 * ifcvt.c (noce_try_cmove_arith): Likewise.
5111 * optabs.c (maybe_legitimize_operand_same_code): Likewise.
5112 * reload.c (find_reloads): Likewise.
5113 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
5114 * sel-sched-dump.c (debug_mem_addr_value): Likewise.
5116 2012-05-09 Maciej W. Rozycki <macro@codesourcery.com>
5118 * config/mips/mips.c (mips16_gp_pseudo_reg): Remove line
5119 information from the instruction produced.
5121 2012-05-09 Richard Guenther <rguenther@suse.de>
5123 * stor-layout.c (bit_from_pos): Document.
5124 (byte_from_pos): Likewise. Optimize.
5125 (pos_from_bit): Likewise.
5126 (normalize_offset): Use pos_from_bit instead of replicating it.
5128 2012-05-09 Alan Modra <amodra@gmail.com>
5131 * config/rs6000/rs6000.c (gen_frame_set): New function.
5132 (gen_frame_load, gen_frame_store): New functions.
5133 (rs6000_savres_rtx): Use the above.
5134 (rs6000_emit_epilogue, rs6000_emit_prologue): Here too.
5135 Correct mode used for CR2 in save/restore_world patterns.
5136 Don't emit instructions for eh_return frame unwind reg info.
5138 2012-05-08 Jan Hubicka <jh@suse.cz>
5140 * cgraphbuild.c (build_cgraph_edges): Do not finalize vars
5142 * cgraph.h (varpool_can_remove_if_no_refs): Vars with VALUE_EXPR
5144 * toplev.c (wrapup_global_declaration_2): Vars with VALUE_EXPR
5146 (compile_file): Do not output variables.
5147 * cgraphbuild.c (varpool_finalize_decl): When var is finalized late,
5149 * langhooks.c: Include timevar.h
5150 (write_global_declarations): Finalize compilation unit after wrapup;
5151 set timevars correctly.
5152 * passes.c (rest_of_decl_compilation): Decls with VALUE_EXPR needs
5153 not to be added to varpool.
5154 * varpool.c (varpool_assemble_decl): Sanity check that we are called
5155 only on cases where it makes sense; skip constant pool and value expr
5158 2012-05-08 David S. Miller <davem@davemloft.net>
5160 * config/sparc/linux.h (LINK_SPEC): Don't pass "-Y" option.
5161 * config/sparc/linux64.h (LINK_ARCH32_SPEC): Likewise.
5162 * config/sparc/linux64.h (LINK_ARCH64_SPEC): Likewise.
5164 2012-05-08 Richard Sandiford <rdsandiford@googlemail.com>
5166 PR rtl-optimization/53278
5167 * lower-subreg.c (decompose_multiword_subregs): Remove left-over
5168 speed_p code from earlier patch.
5170 2012-05-08 Oleg Endo <olegendo@gcc.gnu.org>
5173 * config/sh/sh.md (*branch_true, *branch_false): New insns.
5175 2012-05-08 Teresa Johnson <tejohnson@google.com>
5177 * gcov-io.h (__gcov_reset, __gcov_dump): Declare.
5178 * doc/gcov.texi: Add note on using __gcov_reset and __gcov_dump.
5180 2012-05-08 Jan Hubicka <jh@suse.cz>
5182 * cgraph.c (cgraph_call_edge_duplication_hooks): Export.
5183 (cgraph_create_node_1): Rename to ...
5184 (cgraph_create_empty_node): ... this one; export.
5185 (cgraph_create_node): Update.
5186 (cgraph_set_call_stmt_including_clones): Move to cgraphclones.c
5187 (cgraph_create_edge_including_clones): Likewise.
5188 (cgraph_find_replacement_node): Likewise.
5189 (cgraph_clone_edge): Likewise.
5190 (cgraph_clone_node): Likewise.
5191 (clone_function_name): Likewise.
5192 (cgraph_create_virtual_clone): Likewise.
5193 (cgraph_remove_node_and_inline_clones): Likewise.
5194 (cgraph_redirect_edge_call_stmt_to_callee): Move here from cgraphunit.c
5195 * cgraph.h: Reorder declarations so they match file of origin.
5196 (cgraph_create_empty_node): Declare.
5197 * cgraphunit.c (update_call_expr): Move to cgraphclones.c
5198 (cgraph_copy_node_for_versioning): Likewise.
5199 (cgraph_function_versioning): Likewise.
5200 (cgraph_materialize_clone): Likewise.
5201 (cgraph_redirect_edge_call_stmt_to_callee): Likewise.
5202 (cgraph_materialize_all_clones): Likewise.
5203 * cgraphclones.c: New file.
5204 * Makefile.in: Update for cgraphclones.
5206 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
5209 * config/i386/i386.c (ix86_set_reg_reg_cost): New function.
5210 (ix86_rtx_costs): Handle SET.
5212 2012-05-08 Michael Matz <matz@suse.de>
5214 * basic-block.h (struct rtl_bb_info): Remove visited member and
5215 move head_ member to ...
5216 (struct basic_block_def.basic_block_il_dependent): ... the new
5217 member x, replacing but containing old member rtl.
5218 (enum bb_flags): New BB_VISITED flag.
5219 (BB_HEADER, BB_FOOTER): New macros.
5221 * jump.c (mark_all_labels): Adjust.
5222 * cfgcleanup.c (try_optimize_cfg): Adjust.
5223 * cfglayout.c (record_effective_endpoints): Adjust.
5224 (relink_block_chain): Ditto (and don't fiddle with visited).
5225 (fixup_reorder_chain): Adjust.
5226 (fixup_fallthru_exit_predecessor): Ditto.
5227 (cfg_layout_duplicate_bb): Ditto.
5228 * combine.c (update_cfg_for_uncondjump): Adjust.
5229 * bb-reorder.c (struct bbro_basic_block_data_def): Add visited member.
5230 (bb_visited_trace): New accessor.
5231 (mark_bb_visited): Move in front.
5232 (rotate_loop): Use bb_visited_trace.
5233 (find_traces_1_round): Ditto.
5234 (emit_barrier_after): Ditto.
5235 (copy_bb): Ditto, and initialize visited on resize.
5236 (reorder_basic_blocks): Initize visited member.
5237 (duplicate_computed_gotos): Clear bb flags at start, use
5240 * cfgrtl.c (try_redirect_by_replacing_jump): Adjust.
5241 (rtl_verify_flow_info_1): Ditto.
5242 (cfg_layout_split_block): Ditto.
5243 (cfg_layout_delete_block): Ditto.
5244 (cfg_layout_merge_blocks): Ditto.
5245 (init_rtl_bb_info): Adjust and initialize il.x.head_ member.
5247 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
5250 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
5251 when a constant source operand matches an "I" constraint, the "no
5252 CC0 change" applies to a register-destination only, not a
5253 strict_low_part-destination.
5255 2012-05-08 Richard Guenther <rguenther@suse.de>
5257 * fold-const.c (fold_binary_loc): Fold (X * CST1) & CST2
5258 to zero or to (X * CST1) & CST2' when CST1 has trailing zeros.
5260 2012-05-08 Georg-Johann Lay <avr@gjlay.de>
5262 * Makefile.in (TEXI_GCC_FILES): Add avr-mmcu.texi.
5264 * doc/avr-mmcu.texi: New auto-generated file.
5265 * doc/invoke.texi (AVR Options): Include avr-mmcu.texi in order
5266 to document all valid -mmcu= arguments.
5268 * config/avr/avr.h (arch_info_s): New struct definition.
5269 * config/avr/avr-devices.c (avr_texinfo): New variable.
5270 * config/avr/gen-avr-mmcu-texi.c: New file.
5271 * config/avr/t-avr: New rules and dependencies to build avr-mmcu.texi.
5273 2012-05-08 Dehao Chen <dehao@google.com>
5275 * predict.c (find_qualified_ssa_name): New.
5276 (find_ssa_name_in_expr): New.
5277 (find_ssa_name_in_assign_stmt): New.
5278 (is_comparison_with_loop_invariant_p): New.
5279 (is_bound_expr_similar): New.
5280 (predict_iv_comparison): New.
5281 (predict_loops): Add heuristic for loop-nested branches that compare an
5282 induction variable to a loop bound variable.
5283 * predict.def (PRED_LOOP_IV_COMPARE): New macro.
5285 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
5287 * config/i386/i386.c (has_dispatch): Use TARGET_BDVER1 and
5288 TARGET_BDVER2 defines where appropriate.
5290 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
5292 * configure.ac (PLUGIN_LD): Rename into...
5293 (PLUGIN_LD_SUFFIX): ...this and strip the target_alias triplet.
5294 * config.in: Regenerate.
5295 * configure: Likewise.
5296 * collect2.c (main): Set plugin_ld_suffix to PLUGIN_LD_SUFFIX.
5298 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
5300 * tree-dfa.c (get_ref_base_and_extent) <ARRAY_REF>: Do the offset
5301 computation using the precision of the index type.
5302 * gimple-fold.c (fold_const_aggregate_ref_1) <ARRAY_REF>: Likewise.
5303 (fold_array_ctor_reference): Do index computations in the index type.
5305 2012-05-07 Georg-Johann Lay <avr@gjlay.de>
5307 * config/avr/avr.c (avr_prologue_setup_frame): Fix mode passed
5308 down to plus_constant.
5309 (expand_epilogue): Ditto.
5311 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
5313 * postreload.c (reload_cse_regs): Make static.
5314 * reload.h (reload_cse_regs): Remove prototype.
5316 2012-05-07 Richard Henderson <rth@redhat.com>
5318 * config/alpha/alpha.md (clear_cache): New pattern.
5320 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
5323 * gimplify.c (preprocess_case_label_vec_for_gimple): If low or high
5324 is folded to a type boundary value, verify that the resulting case
5325 label is still a care range.
5327 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
5329 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf
5330 only for TARGET_GENERIC, when not optimizing for size.
5331 (*ffs<mode>_1): Ditto.
5333 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
5335 * tree-cfg.c (verify_gimple_switch): Tighten checks.
5337 2012-05-07 Jakub Jelinek <jakub@redhat.com>
5339 PR tree-optimization/53239
5340 * tree-vrp.c (get_value_range): Set VR of SSA_NAME_IS_DEFAULT_DEF
5341 of DECL_BY_REFERENCE RESULT_DECL to nonnull.
5343 2012-05-07 Richard Guenther <rguenther@suse.de>
5345 PR tree-optimization/53195
5346 * tree-inline.c (setup_one_parameter): Properly add referenced
5347 vars from the parameters new known value.
5349 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
5351 * config/m68k/m68k.c (m68k_sched_branch_type): Remove.
5352 (sched_branch_type): Remove.
5353 (m68k_sched_md_init_global): Don't allocate it.
5354 (m68k_sched_md_finish_global): Don't free it.
5355 * config/m68k/m68k.h (m68k_sched_branch_type): Remove prototype.
5356 * config/m68k/m68k.md: Set the type of insns using
5357 m68k_sched_branch_type to bcc directly.
5359 2012-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5361 * config/sol2.c (solaris_override_options): New function.
5362 * config/sol2-protos.h (solaris_override_options): Declare.
5363 * config/sol2.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
5365 2012-05-07 Richard Guenther <rguenther@suse.de>
5367 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Return
5368 whether we failed to compute data dependences.
5369 (loop_prefetch_arrays): Fail if we failed.
5371 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
5372 Paolo Bonzini <bonzini@gnu.org>
5374 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf even for !TARGET_BMI.
5375 Emit bsf when optimizing for size.
5376 (*ffs<mode>_1): Ditto.
5378 2012-05-07 Oleg Endo <olegendo@gcc.gnu.org>
5381 * config/sh/sh.c (sh_rtx_costs): Handle SET.
5383 2012-05-06 Uros Bizjak <ubizjak@gmail.com>
5386 * config/i386/i386.md (swap<mode>): Rename from *swap<mode>.
5387 (bswapdi2): Split from bswap<mode>2. Use nonnimediate_operand
5388 predicate for operand 1. Force operand 1 to register for TARGET_BSWAP.
5390 (*bswapdi2_doubleword): New insn pattern.
5391 (*bswap<mode>2): Rename from *bswap<mode>2_1.
5393 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
5395 * config/mips/mips.c (mips_set_reg_reg_piece_cost): New function.
5396 (mips_set_reg_reg_cost): Likewise.
5397 (mips_rtx_costs): Handle SET.
5399 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
5401 * lower-subreg.c (shift_cost): Use set_src_cost, avoiding the SET.
5402 (compute_costs): Likewise for the zero extension. Use set_rtx_cost
5403 to compute the cost of moves. Set the mode of the target register.
5405 2012-05-05 Richard Sandiford <rdsandiford@googlemail.com>
5407 * rtl.h (plus_constant, plus_constant_mode): Merge into a single
5408 plus_constant function.
5409 * explow.c (plus_constant, plus_constant_mode): Likewise. Assert
5410 that the mode is sensible.
5411 (use_anchored_address, round_push, allocate_dynamic_stack_space)
5412 (probe_stack_range, anti_adjust_stack_and_probe): Update calls to
5415 * alias.c (canon_rtx): Likewise.
5416 (init_alias_analysis): Likewise.
5417 * builtins.c (expand_builtin_return_addr)
5418 (expand_builtin_setjmp_setup, expand_builtin_longjmp)
5419 (expand_builtin_nonlocal_goto, expand_builtin_update_setjmp_buf)
5420 (expand_builtin_apply_args_1, expand_builtin_apply, expand_movstr)
5421 (expand_builtin_stpcpy): Likewise.
5422 * calls.c (save_fixed_argument_area, restore_fixed_argument_area)
5423 (compute_argument_addresses, internal_arg_pointer_based_exp)
5424 (expand_call, emit_library_call_value_1): Likewise.
5425 * cfgexpand.c (expand_one_stack_var_at, expand_debug_expr): Likewise.
5426 * combine-stack-adj.c (try_apply_stack_adjustment): Likewise.
5427 * combine.c (combine_simplify_rtx, force_to_mode): Likewise.
5428 * cse.c (insert_const_anchor, find_reg_offset_for_const)
5429 (use_related_value, fold_rtx): Likewise.
5430 * cselib.c (cselib_subst_to_values): Likewise.
5431 * dse.c (record_store, check_mem_read_rtx): Likewise.
5432 * dwarf2out.c (rtl_for_decl_location, gen_variable_die): Likewise.
5433 * emit-rtl.c (adjust_address_1): Likewise.
5434 * except.c (sjlj_emit_function_enter)
5435 (expand_builtin_extract_return_addr)
5436 (expand_builtin_frob_return_addr): Likewise.
5437 * expmed.c (expand_divmod): Likewise.
5438 * expr.c (move_by_pieces, store_by_pieces, store_by_pieces_1)
5439 (emit_move_resolve_push, push_block, emit_push_insn, store_expr)
5440 (expand_expr_addr_expr_1, expand_expr_real_1): Likewise.
5441 * function.c (assign_stack_local_1)
5442 (instantiate_virtual_regs_in_rtx): Likewise.
5443 * optabs.c (prepare_cmp_insn): Likewise.
5444 * recog.c (offsettable_address_addr_space_p): Likewise.
5445 * reload.c (find_reloads_address, form_sum)
5446 (find_reloads_subreg_address): Likewise.
5447 * reload1.c (init_reload, eliminate_regs_1)
5448 (eliminate_regs_in_insn): Likewise.
5449 * simplify-rtx.c (simplify_unary_operation_1)
5450 (simplify_binary_operation_1, simplify_plus_minus): Likewise.
5451 * var-tracking.c (compute_cfa_pointer, prepare_call_arguments)
5452 (vt_add_function_parameter): Likewise.
5454 * config/alpha/alpha.h (EH_RETURN_HANDLER_RTX): Likewise.
5455 * config/alpha/vms.h (EH_RETURN_HANDLER_RTX): Likewise.
5456 * config/alpha/alpha.c (alpha_legitimize_address_1)
5457 (get_unaligned_address, alpha_expand_unaligned_load)
5458 (alpha_expand_unaligned_store, alpha_expand_unaligned_load_words)
5459 (alpha_expand_unaligned_store_words, alpha_expand_block_clear)
5460 (alpha_expand_builtin_establish_vms_condition_handler)
5461 (alpha_setup_incoming_varargs, emit_frame_store_1)
5462 (alpha_expand_prologue, alpha_expand_epilogue)
5463 (alpha_use_linkage): Likewise.
5464 * config/alpha/alpha.md: Likewise.
5466 * config/arm/arm.c (arm_trampoline_init, legitimize_pic_address)
5467 (arm_load_pic_register, arm_pic_static_addr, arm_legitimize_address)
5468 (thumb_legitimize_address, arm_gen_load_multiple_1)
5469 (arm_gen_store_multiple_1, arm_gen_multiple_op, gen_ldm_seq)
5470 (gen_stm_seq, gen_const_stm_seq, arm_block_move_unaligned_straight)
5471 (arm_block_move_unaligned_loop, arm_gen_movmemqi, arm_reload_in_hi)
5472 (arm_reload_out_hi, arm_reorg, vfp_emit_fstmd, emit_multi_reg_push)
5473 (emit_sfm, thumb_set_frame_pointer, arm_expand_prologue)
5474 (thumb1_emit_multi_reg_push, thumb1_expand_prologue)
5475 (thumb_expand_movmemqi, arm_set_return_address)
5476 (thumb_set_return_address): Likewise.
5477 * config/arm/arm.md: Likewise.
5479 * config/avr/avr.c (avr_incoming_return_addr_rtx)
5480 (avr_prologue_setup_frame, expand_epilogue)
5481 (avr_const_address_lo16): Likewise.
5483 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Likewise.
5484 * config/bfin/bfin.c (setup_incoming_varargs, bfin_load_pic_reg)
5485 (bfin_expand_prologue, bfin_trampoline_init, bfin_expand_call)
5486 (bfin_output_mi_thunk): Likewise.
5488 * config/c6x/c6x.c (c6x_initialize_trampoline)
5489 (c6x_output_mi_thunk): Likewise.
5491 * config/cr16/cr16.h (EH_RETURN_HANDLER_RTX): Likewise.
5492 * config/cr16/cr16.c (cr16_create_dwarf_for_multi_push): Likewise.
5494 * config/cris/cris.c (cris_return_addr_rtx, cris_split_movdx)
5495 (cris_expand_prologue, cris_expand_epilogue, cris_gen_movem_load)
5496 (cris_emit_movem_store, cris_trampoline_init): Likewise.
5497 * config/cris/cris.md: Likewise.
5499 * config/darwin.c (machopic_indirect_data_reference)
5500 (machopic_legitimize_pic_address): Likewise.
5502 * config/epiphany/epiphany.c (epiphany_emit_save_restore)
5503 (epiphany_expand_prologue, epiphany_expand_epilogue)
5504 (epiphany_trampoline_init): Likewise.
5505 * config/epiphany/epiphany.md: Likewise.
5507 * config/fr30/fr30.c (fr30_move_double): Likewise.
5509 * config/frv/frv.c (frv_dwarf_store, frv_expand_prologue)
5510 (frv_expand_block_move, frv_expand_block_clear, frv_return_addr_rtx)
5511 (frv_index_memory, unspec_got_name, frv_find_base_term)
5512 (frv_output_dwarf_dtprel): Likewise.
5514 * config/h8300/h8300.c (h8300_push_pop, h8300_return_addr_rtx)
5515 (h8300_swap_into_er6, h8300_swap_out_of_er6): Likewise.
5517 * config/i386/i386.h (RETURN_ADDR_RTX): Likewise.
5518 * config/i386/i386.c (setup_incoming_varargs_64)
5519 (setup_incoming_varargs_ms_64, choose_baseaddr)
5520 (ix86_emit_save_reg_using_mov, ix86_adjust_stack_and_probe)
5521 (ix86_emit_probe_stack_range, ix86_expand_prologue)
5522 (ix86_emit_restore_reg_using_pop, ix86_emit_leave)
5523 (ix86_expand_epilogue, legitimize_pic_address, ix86_legitimize_address)
5524 (ix86_split_long_move, ix86_expand_movmem, ix86_expand_setmem)
5525 (ix86_static_chain, ix86_trampoline_init, x86_this_parameter)
5526 (x86_output_mi_thunk): Likewise.
5527 * config/i386/i386.md: Likewise.
5529 * config/ia64/ia64.c (ia64_expand_load_address)
5530 (ia64_expand_tls_address, ia64_expand_move, ia64_split_tmode)
5531 (do_spill, ia64_trampoline_init): Likewise.
5533 * config/iq2000/iq2000.c (iq2000_va_start)
5534 (iq2000_emit_frame_related_store, iq2000_expand_prologue)
5535 (iq2000_expand_eh_return, iq2000_setup_incoming_varargs)
5536 (iq2000_print_operand, iq2000_legitimize_address): Likewise.
5538 * config/lm32/lm32.c (lm32_setup_incoming_varargs): Likewise.
5540 * config/m32c/m32c.c (m32c_return_addr_rtx)
5541 (m32c_expand_insv): Likewise.
5543 * config/m32r/m32r.c (m32r_setup_incoming_varargs)
5544 (m32r_legitimize_pic_address, m32r_print_operand)
5545 (m32r_print_operand_address): Likewise.
5547 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Likewise.
5548 * config/m68k/m68k.h (RETURN_ADDR_RTX): Likewise.
5549 (EH_RETURN_HANDLER_RTX): Likewise.
5550 * config/m68k/m68k.c (m68k_emit_movem, m68k_expand_prologue)
5551 (m68k_expand_epilogue, legitimize_pic_address)
5552 (m68k_output_mi_thunk): Likewise.
5553 * config/m68k/m68k.md: Likewise.
5555 * config/mcore/mcore.c (mcore_expand_prolog): Likewise.
5556 (mcore_expand_epilog): Likewise.
5557 * config/mcore/mcore.md: Likewise.
5559 * config/mep/mep.c (mep_allocate_initial_value)
5560 (mep_expand_prologue, mep_expand_epilogue): Likewise.
5562 * config/microblaze/microblaze.c (double_memory_operand)
5563 (microblaze_block_move_loop): Likewise.
5565 * config/mips/mips.c (mips_strip_unspec_address, mips_add_offset)
5566 (mips_setup_incoming_varargs, mips_va_start, mips_block_move_loop)
5567 (mips_print_operand, mips16e_save_restore_reg, mips_save_restore_reg)
5568 (mips_expand_prologue, mips_epilogue_set_cfa)
5569 (mips_expand_epilogue): Likewise.
5570 * config/mips/mips.md: Likewise.
5572 * config/mmix/mmix.c (mmix_dynamic_chain_address, mmix_return_addr_rtx)
5573 (mmix_expand_prologue, mmix_expand_epilogue): Likewise.
5575 * config/mn10300/mn10300.c (mn10300_gen_multiple_store)
5576 (mn10300_builtin_saveregs, mn10300_trampoline_init): Likewise.
5578 * config/moxie/moxie.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5579 (EH_RETURN_HANDLER_RTX): Likewise.
5580 * config/moxie/moxie.c (moxie_static_chain): Likewise.
5582 * config/pa/pa.c (legitimize_pic_address, hppa_legitimize_address)
5583 (store_reg, set_reg_plus_d, pa_expand_prologue, load_reg)
5584 (pa_return_addr_rtx, hppa_builtin_saveregs)
5585 (pa_trampoline_init): Likewise.
5586 * config/pa/pa.md: Likewise.
5588 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
5590 * config/picochip/picochip.c (picochip_static_chain): Likewise.
5592 * config/rs6000/rs6000.h (RS6000_SAVE_TOC): Likewise.
5593 * config/rs6000/rs6000.c (rs6000_legitimize_address)
5594 (setup_incoming_varargs, print_operand, rs6000_return_addr)
5595 (rs6000_emit_eh_reg_restore, rs6000_emit_probe_stack_range)
5596 (rs6000_emit_epilogue)
5597 (rs6000_machopic_legitimize_pic_address): Likewise.
5599 * config/rx/rx.c (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
5601 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Likewise.
5602 (DYNAMIC_CHAIN_ADDRESS): Likewise.
5603 * config/s390/s390.c (s390_decompose_address, legitimize_pic_address)
5604 (s390_delegitimize_address, print_operand, annotate_constant_pool_refs)
5605 (replace_constant_pool_ref, s390_return_addr_rtx, s390_back_chain_rtx)
5606 (save_fpr, restore_fpr, save_gprs, restore_gprs, s390_emit_prologue)
5607 (s390_emit_epilogue, s390_function_profiler): Likewise.
5608 * config/s390/s390.md: Likewise.
5610 * config/score/score.c (score_add_offset, score_prologue): Likewise.
5612 * config/sh/sh.c (expand_block_move, push_regs, sh_builtin_saveregs)
5613 (sh_output_mi_thunk): Likewise.
5614 * config/sh/sh.md: Likewise.
5616 * config/sparc/sparc.h (DYNAMIC_CHAIN_ADDRESS, FRAME_ADDR_RTX)
5617 (RETURN_ADDR_RTX, INCOMING_RETURN_ADDR_RTX): Likewise.
5618 * config/sparc/sparc.c (sparc_legitimize_pic_address)
5619 (sparc_emit_probe_stack_range, emit_save_or_restore_regs)
5620 (emit_window_save, sparc_flat_expand_prologue, sparc_struct_value_rtx)
5621 (emit_and_preserve): Likewise.
5622 * config/sparc/sparc.md: Likewise.
5624 * config/spu/spu.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
5625 * config/spu/spu.c (spu_expand_insv, spu_machine_dependent_reorg)
5626 (spu_setup_incoming_varargs, ea_load_store_inline)
5627 (spu_expand_load): Likewise.
5629 * config/stormy16/stormy16.c (xstormy16_expand_prologue)
5630 (combine_bnp): Likewise.
5632 * config/tilegx/tilegx.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
5633 * config/tilegx/tilegx.c (tilegx_setup_incoming_varargs)
5634 (tilegx_expand_unaligned_load, tilegx_trampoline_init): Likewise.
5636 * config/tilepro/tilepro.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
5637 * config/tilepro/tilepro.c (tilepro_setup_incoming_varargs)
5638 (tilepro_expand_unaligned_load, tilepro_trampoline_init): Likewise.
5640 * config/v850/v850.c (expand_prologue, expand_epilogue): Likewise.
5641 * config/v850/v850.md: Likewise.
5643 * config/vax/elf.h (EH_RETURN_STACKADJ_RTX): Likewise.
5644 (EH_RETURN_HANDLER_RTX): Likewise.
5645 * config/vax/vax.h (DYNAMIC_CHAIN_ADDRESS, RETURN_ADDR_RTX): Likewise.
5646 * config/vax/vax.c (vax_add_reg_cfa_offset, vax_expand_prologue)
5647 (print_operand_address, vax_trampoline_init): Likewise.
5649 * config/xtensa/xtensa.c (xtensa_expand_prologue, xtensa_return_addr)
5650 (xtensa_function_value_regno_p): Likewise.
5652 2012-05-04 Andrew Pinski <apinski@cavium.com>
5654 * expr.c (get_def_for_expr_class): New function.
5655 (convert_tree_comp_to_rtx): New function.
5656 (expand_cond_expr_using_cmove): New function.
5657 (expand_expr_real_2 <case COND_EXPR>): Call
5658 expand_cond_expr_using_cmove first and return if it succeeds.
5659 Remove the check for HAVE_conditional_move since we should have
5660 already converted it to a conditional move.
5661 * config/i386/i386.c (ix86_expand_int_movcc): Disallow comparison
5662 modes of DImode for 32bits and TImode.
5664 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
5667 * read-md.c (fprint_md_ptr_loc, fprint_c_condition): New functions.
5668 (print_md_ptr_loc, print_c_condition): Use them.
5669 * read-md.h (fprint_md_ptr_loc, fprint_c_condition): New prototypes.
5670 * genattrtab.c (attr_file_name, dfa_file_name, latency_file_name,
5671 attr_file, dfa_file, latency_file): New global variables.
5672 (write_attr_valueq, write_attr_set, write_attr_case, write_attr_value,
5673 write_upcase, write_indent, write_length_unit_log, write_test_expr,
5674 write_attr_get, write_insn_cases, write_eligible_delay,
5675 write_const_num_delay_slots): Accept FILE pointer and toss it around.
5677 (write_header, open_outfile, handle_arg): New funcions.
5678 (make_automaton_attrs): Write prototypes as extern to the output
5680 (main): Use init_rtx_reader_args_cb with handle_arg to take 3 file
5681 names from the command line. Open the output files and write out
5682 internal functions for DFA functions to dfa_file_name, insn latency
5683 functions to latency_file_name, and everything else to attr_file.
5684 * Makefile.in (OBJS): Add insn-dfatab.o and insn-latencytab.o.
5685 (BACKEND): Build libbackend first.
5686 (MOSTLYCLEANFILES): Add insn-dfatab.c and insn-latencytab.c.
5687 (.PRECIOUS): Likewise.
5688 (insn-dfatab.o): New rule.
5689 (insn-latencytab.o): New rule.
5690 (simple_rtl_generated_c): Do not include insn-attrtab.c.
5691 (s-attrtab): New rule.
5693 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
5695 * rtl.def (ATTR_FLAG): Remove probability indicating flags.
5696 * genattr.c (main): Remove ATTR_FLAG_likely, ATTR_FLAG_unlikely,
5697 ATTR_FLAG_very_likely, and ATTR_FLAG_very_unlikely.
5698 * reorg.c (get_jump_flags): Do not set the removed flags.
5700 * doc/md.texi (attr_flag): Update for abovementioned changes.
5702 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
5705 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
5706 (TARGET_CMOV): Rename from TARGET_CMOVE.
5707 (TARGET_CMOVE): New define.
5708 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
5709 Do not set TARGET_CMOVE here.
5711 2012-05-04 Dodji Seketeli <dodji@redhat.com>
5713 Enable -Wunused-local-typedefs when -Wall or -Wunused is on
5714 * opts.c (finish_options): Activate -Wunused-local-typedefs if
5715 -Wunused is activated.
5716 * doc/invoke.texi: Update blurb of -Wunused-local-typedefs.
5718 2012-05-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5720 * config/s390/s390.md (*movmem_short, *clrmem_short)
5721 (*cmpmem_short): Move the mode check from the insn condition to
5724 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
5726 PR tree-optimization/52633
5727 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
5728 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
5729 (vect_recog_over_widening_pattern): Remove handling of code that was
5730 already detected as over-widening pattern. Remove special handling
5731 of "unsigned" cases. Instead, support general case of conversion
5732 of the shift result to another type.
5734 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
5736 * tree-vect-patterns.c (vect_single_imm_use): New function.
5737 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
5738 (vect_recog_over_widening_pattern): Likewise.
5739 (vect_recog_widen_shift_pattern): Likewise.
5741 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
5743 * tree-vect-patterns.c (vect_same_loop_or_bb_p): New function.
5744 (vect_handle_widen_op_by_const): Use it instead of open-coding test.
5745 (vect_recog_widen_mult_pattern): Likewise.
5746 (vect_operation_fits_smaller_type): Likewise.
5747 (vect_recog_over_widening_pattern): Likewise.
5748 (vect_recog_widen_shift_pattern): Add to vect_same_loop_or_bb_p test.
5750 2012-05-04 Richard Guenther <rguenther@suse.de>
5753 * lto-wrapper.c (merge_and_complain): Complain about mismatches
5754 of -freg-struct-return and -fpcc-struct-return.
5755 (run_gcc): Pass through -freg-struct-return and -fpcc-struct-return
5756 from the input file options and ignore those from the link
5759 2012-05-04 Richard Guenther <rguenther@suse.de>
5761 PR tree-optimization/53168
5762 * tree-ssa-pre.c (phi_translate_1): Only handle type-punned
5763 memory reads when the result is a constant we can pun.
5765 2012-05-04 Richard Guenther <rguenther@suse.de>
5767 * common.opt (flto-report): Do not mark as Optimization.
5769 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
5772 * recog.c (constrain_operands): If extra constraints are present, also
5773 accept pseudo-registers with equivalent memory locations during reload.
5775 2012-05-04 Olivier Hainque <hainque@adacore.com>
5777 * collect2.c (may_unlink_output_file): New global.
5778 (maybe_unlink): Honor it.
5779 * collect2.h: Add extern for it.
5780 * tlink.c (do_tlink): Set it to true if the link succeeded.
5782 2012-05-04 Olivier Hainque <hainque@adacore.com>
5784 * gcc.c (eval_spec_function): Finalize/restore the current string
5785 obstack state as part of the context push/pop operations.
5787 2012-05-04 Bin Cheng <bin.cheng@arm.com>
5789 PR rtl-optimization/52804
5790 * reload1.c (reload_reg_reaches_end_p): Check whether successor
5791 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
5792 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
5793 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
5794 RELOAD_FOR_OUTADDR_ADDRESS.
5796 2012-05-04 Manuel López-Ibáñez <manu@gcc.gnu.org>
5799 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Show caret
5800 for macro expansion.
5802 2012-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
5804 * flags.h (flag_permissive): Do not declare.
5805 * diagnostic.c (diagnostic_report_diagnostic): Handle fpermissive
5807 * toplev.c (flag_permissive): Do not define.
5808 * c-tree.h (system_header_p): Delete unused.
5810 2012-05-03 David S. Miller <davem@davemloft.net>
5813 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
5814 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
5815 (sparc_emit_float_lib_cmp): Likewise.
5817 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
5820 * config/rs6000/rs6000.md (bswapdi splitters): If
5821 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
5822 default) is used, generate an alternate sequence that does not
5823 depend on using indexed addressing.
5825 2012-05-03 Jason Merrill <jason@redhat.com>
5827 * gengtype.c (write_types): Fix warning message.
5828 (write_local): Likewise.
5830 2012-05-02 Jason Merrill <jason@redhat.com>
5832 * dwarf2out.c (struct external_ref, build_local_stub): New.
5833 (hash_external_ref, external_ref_eq, lookup_external_ref): New.
5834 (optimize_external_refs, optimize_external_refs_1): New.
5835 (change_AT_die_ref): New.
5836 (clone_as_declaration): Add DW_AT_signature when cloning a declaration.
5837 (build_abbrev_table): Take the external refs hashtable.
5838 (output_comp_unit): Get it from optimize_external_refs and pass it in.
5840 2012-05-03 Jan Hubicka <jh@suse.cz>
5843 * tree-emutls.c (new_emutls_decl): Fix handling of aliases.
5845 2012-05-03 Jan Hubicka <jh@suse.cz>
5848 * ipa.c (cgraph_remove_unreachable_nodes): Fix handling of clones.
5850 2012-05-03 Jason Merrill <jason@redhat.com>
5852 * dwarf2out.c (die_struct): Add comdat_type_p flag. Use it instead of
5853 use_debug_types to discriminate the die_id union.
5854 (print_die, assign_symbol_names, copy_decls_walk): Likewise.
5855 (build_abbrev_table, output_die): Likewise.
5856 (prune_unused_types_walk_attribs): Likewise.
5857 (generate_type_signature, copy_declaration_context): Set it.
5858 (remove_child_or_replace_with_skeleton): Set it.
5859 (dwarf2out_start_source_file, dwarf2out_end_source_file): Don't
5860 check use_debug_types.
5861 (dwarf2out_finish): Do break_out_includes after .debug_types.
5863 2012-05-03 Jason Merrill <jason@redhat.com>
5865 * dwarf2out.c (modified_type_die): Use scope_die_for.
5866 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
5867 (uses_local_type_r, uses_local_type): New.
5868 (scope_die_for): Keep a type that uses a local type in local scope.
5869 Use get_context_die for namespace and type scope.
5871 2012-05-03 Jason Merrill <jason@redhat.com>
5873 * config/i386/i386.c (ix86_code_end): Set DECL_IGNORED_P on the
5875 * dwarf2out.c (output_aranges): Skip DECL_IGNORED_P functions.
5876 (dwarf2out_finish): Likewise.
5878 2012-05-03 Martin Jambor <mjambor@suse.cz>
5880 * builtins.c (get_object_alignment_1): Return whether we can determine
5881 the alignment or conservatively assume byte alignment. Return the
5882 alignment by reference. Use get_pointer_alignment_1 for dereference
5884 (get_pointer_alignment_1): Return whether we can determine the
5885 alignment or conservatively assume byte alignment. Return the
5886 alignment by reference. Use get_ptr_info_alignment to get SSA name
5888 (get_object_alignment): Update call to get_object_alignment_1.
5889 (get_object_or_type_alignment): Likewise, fall back to type alignment
5890 only when it returned false.
5891 (get_pointer_alignment): Update call to get_pointer_alignment_1.
5892 * fold-const.c (get_pointer_modulus_and_residue): Update call to
5893 get_object_alignment_1.
5894 * ipa-prop.c (ipa_modify_call_arguments): Update call to
5895 get_pointer_alignment_1.
5896 * tree-sra.c (build_ref_for_offset): Likewise, fall back to the type
5897 of MEM_REF or TARGET_MEM_REF only when it returns false.
5898 * tree-ssa-ccp.c (get_value_from_alignment): Update call to
5899 get_object_alignment_1.
5900 (ccp_finalize): Use set_ptr_info_alignment.
5901 * tree.h (get_object_alignment_1): Update declaration.
5902 (get_pointer_alignment_1): Likewise.
5903 * gimple-pretty-print.c (dump_gimple_phi): Use get_ptr_info_alignment.
5904 (dump_gimple_stmt): Likewise.
5905 * tree-flow.h (ptr_info_def): Updated comments of fields align and
5907 (get_ptr_info_alignment): Declared.
5908 (mark_ptr_info_alignment_unknown): Likewise.
5909 (set_ptr_info_alignment): Likewise.
5910 (adjust_ptr_info_misalignment): Likewise.
5911 * tree-ssa-address.c (copy_ref_info): Use new access functions to get
5912 and set alignment of SSA names.
5913 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Call
5914 mark_ptr_info_alignment_unknown.
5915 * tree-ssanames.c (get_ptr_info_alignment): New function.
5916 (mark_ptr_info_alignment_unknown): Likewise.
5917 (set_ptr_info_alignment): Likewise.
5918 (adjust_ptr_info_misalignment): Likewise.
5919 (get_ptr_info): Call mark_ptr_info_alignment_unknown.
5920 * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
5922 (bump_vector_ptr): Likewise.
5923 * tree-vect-stmts.c (create_array_ref): Use set_ptr_info_alignment.
5924 (vectorizable_store): Likewise.
5925 (vectorizable_load): Likewise.
5927 2012-05-03 Michael Matz <matz@suse.de>
5929 * basic-block.h (struct rtl_bb_info, struct gimple_bb_info): Move
5930 in front of basic_block_def.
5931 (struct basic_block_def): Make il.gimple the full struct, not a
5933 (__assert_gimple_bb_smaller_rtl_bb): Asserting typedef.
5935 * cfgexpand.c (expand_gimple_basic_block): Clear all il.gimple members.
5936 * gimple-iterator.c (gimple_stmt_iterator): Don't special case
5937 NULL il.gimple, which can't happen anymore.
5938 * gimple.h (bb_seq): il.gimple can't be NULL.
5939 (bb_seq_add): Ditto.
5940 (set_bb_seq): Adjust.
5941 (gsi_start_bb, gsi_last_bb): Tidy.
5942 * lto-streamer-in.c (make_new_block): Don't zero members that
5943 are zeroed already, don't allocate a gimple_bb_info.
5944 * tree-cfg.c (create_bb): Don't allocate a gimple_bb_info.
5945 (remove_bb): Clear all il.gimple members.
5946 (gimple_verify_flow_info): Adjust for flat il.gimple.
5947 * tree-flow-inline.h (phi_nodes, phi_nodes_ptr, set_phi_nodes): Adjust.
5949 * coretypes.h (const_gimple_seq): Remove typedef.
5950 * gimple.h (gimple_seq_first): Take gimple_seq.
5951 (gimple_seq_first_stmt): Ditto.
5952 (gimple_seq_last): Ditto.
5953 (gimple_seq_last_stmt): Ditto.
5954 (gimple_seq_empty_p): Ditto.
5956 2012-05-03 Richard Guenther <rguenther@suse.de>
5958 * tree-ssa-pre.c (valid_in_sets): Remove checking of trapping
5960 (prune_clobbered_mems): Do it here. Do not uselessly sort expressions.
5961 (compute_avail): Do not add possibly trapping operations to
5962 EXP_GEN if they might not be executed in the block.
5964 2012-05-03 Uros Bizjak <ubizjak@gmail.com>
5966 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Remove.
5968 2012-05-03 Steven Bosscher <steven@gcc.gnu.org>
5970 * tree-switch-conversion.c (gen_inbound_check): Free post-dominance
5971 information as early as possible. Update dominance info instead of
5974 2012-05-03 Richard Guenther <rguenther@suse.de>
5976 * tree-ssa-pre.c (debug_bitmap_sets_for): New function.
5977 (union_contains_value): Remove.
5978 (vro_valid_in_sets): Likewise.
5979 (op_valid_in_sets): New function.
5980 (valid_in_sets): Use op_valid_in_sets.
5981 (insert_into_preds_of_block): Move dumping ...
5982 (do_regular_insertion): ... here.
5983 (do_partial_partial_insertion): ... and here. Dump that
5984 we've found a partial partial redundancy.
5985 (insert): Dump the current insert iteration.
5987 2012-05-03 Jakub Jelinek <jakub@redhat.com>
5990 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
5991 append program name to it and pass that as first argument
5992 to make_relative_prefix. Always pass standard_libexec_prefix
5993 as last argument to make_relative_prefix. If
5994 make_relative_prefix returns NULL, fall back to
5995 standard_libexec_prefix.
5998 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
6002 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
6003 mode, return that mode.
6006 * config/i386/i386-c.c (ix86_target_macros_internal): Don't
6007 define __ATOMIC_HLE_* macros here.
6008 (ix86_target_macros): But here, using cpp_define_formatted.
6010 2012-05-03 Richard Guenther <rguenther@suse.de>
6012 PR tree-optimization/53144
6013 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
6015 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
6016 with SSA name values.
6017 (vn_reference_lookup_3): Adjust callers.
6019 2012-05-03 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
6021 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
6022 has_fma4 for AMD processors with both fma3 and fma4 support.
6024 2012-05-03 Kirill Yukhin <kirill.yukhin@intel.com>
6027 * config/i386/driver-i386.c (host_detect_local_cpu): Add space to
6030 2012-05-03 Michael Matz <matz@suse.de>
6033 * tree-ssa-dse.c (dse_optimize_stmt): Take pointer to iterator.
6034 (dse_enter_block): Properly iterate the whole sequence even
6035 if the last statement was removed.
6037 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
6039 * config/alpha/vms.h (SUBTARGET_OVERRIDE_OPTIONS): For pic code,
6040 unset flag_jump_tables.
6041 * stmt.c (expand_case): Remove special flag_pic case conditional
6042 on ASM_OUTPUT_ADDR_DIFF_ELT not being defined.
6044 2012-05-02 Ulrich Weigand <ulrich.weigand@linaro.org>
6046 * common/config/s390/s390-common.c (s390_option_optimization_table):
6047 Enable -fsched-pressure using -fsched-pressure-algorithm=model by
6048 default when optimizing.
6050 2012-05-02 Martin Jambor <mjambor@suse.cz>
6053 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
6054 of a variable when the contect is a function.
6056 2012-05-02 Michael Matz <matz@suse.de>
6058 * coretypes.h (gimple_seq, const_gimple_seq): Typedef as gimple.
6059 * gimple.h (struct gimple_seq_node_d, struct gimple_seq_d): Remove.
6060 (const_gimple_seq_node): Remove.
6061 (gimple_seq_node): Typedef as gimple.
6062 (struct gimple_statement_base): Add next and prev members,
6063 adjust all WORD markers in using structs.
6064 (union gimple_statement_d): Link via gsbase.next field for GC and PCH.
6065 (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
6066 gimple_seq_last_stmt): Adjust as gimple_seq, gimple_seq_node and
6067 gimple are the same.
6068 (gimple_seq_set_last, gimple_seq_set_first): Don't allocate
6070 (gimple_init_singleton): New function.
6071 (gsi_start_1, gsi_last_1, gsi_end_p, gsi_one_before_end_p): Adjust.
6072 (gsi_next, gsi_prev): Adjust, handle prev cyclic list correctly.
6074 (gsi_stmt_ptr): Remove.
6075 (enum gimple_alloc_kind): Remove gimple_alloc_kind_seq member.
6077 * gimple-iterator.c (update_bb_for_stmts): Take last parameter
6078 again, adjust for above changes.
6079 (update_call_edge_frequencies): Adjust for above changes.
6080 (gsi_insert_seq_nodes_before): Rewrite for new data structure.
6081 (gsi_insert_seq_nodes_after): Ditto.
6082 (gsi_split_seq_after): Ditto.
6083 (gsi_set_stmt): Ditto.
6084 (gsi_split_seq_before): Ditto.
6085 (gsi_remove): Ditto.
6086 (gsi_insert_seq_before_without_update): Don't free sequence.
6087 (gsi_insert_seq_after_without_update): Ditto.
6088 (gsi_replace): Assert some more invariants.
6089 (gsi_insert_before_without_update, gsi_insert_after_without_update):
6091 (gsi_for_stmt): Don't search for stmt.
6092 (gsi_insert_on_edge_immediate): Tidy.
6094 * gimple.c (gimple_alloc_k): Remove "sequences".
6095 (gimple_seq_cache): Remove.
6096 (gimple_alloc_stat): Make stmt a singleton sequence.
6097 (gimple_seq_alloc, gimple_seq_free): Remove.
6098 (gimple_assign_set_rhs_with_ops_1): Ensure new stmt is a singleton.
6099 (gimple_copy): Ditto.
6100 * gimplify.c (gimplify_cleanup_point_expr): Use gsi_set_stmt,
6101 create iterator from correct sequence.
6102 * tree-phinodes.c (make_phi_node): Make stmt a singleton.
6104 2012-05-02 Michael Matz <matz@suse.de>
6106 * gimple.h (gimple_stmt_iterator <seq>): Make it be pointer to
6108 (gimple_seq_set_last, gimple_seq_set_first): Take pointer to
6109 sequence, lazily allocate it.
6110 (bb_seq_addr): New function.
6111 (gsi_start_1): Rename from gsi_start, but take pointer to sequence.
6112 (gsi_start): Macro to wrap gsi_start_1 taking pointer of argument.
6113 (gsi_none): New function.
6114 (gsi_start_bb): Adjust.
6115 (gsi_last_1): Rename from gsi_last, but take pointer to sequence.
6116 (gsi_last): Macro to wrap gsi_last_1 taking pointer of argument.
6117 (gsi_last_bb): Adjust.
6119 * tree-flow-inline.h (phi_nodes_ptr): New function.
6121 * gimple-iterator.c (gsi_insert_seq_nodes_before): Adjust to
6122 datastructure and interface change.
6123 (gsi_insert_seq_before_without_update): Ditto.
6124 (gsi_insert_seq_nodes_after): Ditto.
6125 (gsi_insert_seq_after_without_update): Ditto.
6126 (gsi_split_seq_after): Ditto, don't use gimple_seq_alloc.
6127 (gsi_split_seq_before): Ditto.
6128 (gsi_start_phis): Adjust.
6129 * tree-vect-loop.c (vect_determine_vectorization_factor): Use gsi_none.
6130 (vect_transform_loop): Ditto.
6131 * gimple.c (gimple_seq_add_stmt, gimple_seq_add_seq,
6132 gimple_seq_copy): Don't use gimple_seq_alloc.
6133 * gimplify.c (gimple_seq_add_stmt_without_update): Ditto.
6134 (gimplify_seq_add_seq): Ditto.
6135 * lto-streamer-in.c (make_new_block): Ditto.
6136 * tree-cfg.c (create_bb): Ditto.
6137 * tree-sra.c (initialize_parameter_reductions): Ditto.
6139 2012-05-02 Michael Matz <matz@suse.de>
6141 * gimple.h (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
6142 gimple_seq_last_stmt, gimple_seq_set_last, gimple_seq_set_first,
6143 gimple_seq_empty_p, gimple_seq_alloc_with_stmt, bb_seq,
6144 set_bb_seq): Move down to after gimple_statement_d definition.
6146 2012-05-02 Michael Matz <matz@suse.de>
6148 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
6149 gsi_replace_with_seq, instead of inserting itself.
6150 * gimple-iterator.c (gsi_replace_with_seq): New function.
6151 * tree-ssa-forwprop.c (forward_propagate_comparison): Take
6152 iterator instead of statement, advance it.
6153 (ssa_forward_propagate_and_combine): Adjust call to above.
6155 2012-05-02 Michael Matz <matz@suse.de>
6157 * tree-phinodes.c (add_phi_node_to_bb): Tidy, don't use
6159 * omp-low.c (finalize_task_copyfn): Don't use gimple_seq_alloc.
6160 * tree-nested.c (walk_gimple_omp_for): Ditto.
6161 * trans-mem.c (lower_transaction): Ditto.
6162 * tree-eh.c (do_return_redirection): Ditto.
6163 (do_goto_redirection): Ditto.
6164 (lower_try_finally_switch): Ditto.
6165 * gimplify.c (gimplify_stmt): Ditto.
6166 (gimplify_scan_omp_clauses): Ditto.
6167 (gimplify_omp_for): Ditto.
6168 (gimplify_function_tree): Ditto.
6169 * gimple-fold.c (gimplify_and_update_call_from_tree): Ditto.
6170 * tree-mudflap.c (mf_decl_cache_locals): Ditto.
6171 (mf_build_check_statement_for): Ditto.
6172 (mx_register_decls): Ditto.
6173 * graphite-sese-to-poly.c (remove_invariant_phi): Ditto,
6174 and don't use itertors to append.
6175 (insert_stmts): Ditto.
6176 (insert_out_of_ssa_copy): Ditto.
6177 (insert_out_of_ssa_copy_on_edge): Ditto.
6179 2012-05-02 Michael Matz <matz@suse.de>
6181 * gimple.h (gimple_bind_body_ptr): New function.
6182 (gimple_bind_body): Use it.
6183 (gimple_catch_handler): Use gimple_catch_handler_ptr.
6184 (gimple_eh_filter_failure_ptr): New function.
6185 (gimple_eh_filter_failure): Use it.
6186 (gimple_eh_else_n_body_ptr): New function.
6187 (gimple_eh_else_n_body): Use it.
6188 (gimple_eh_else_e_body_ptr): New function.
6189 (gimple_eh_else_e_body): Use it.
6190 (gimple_try_eval_ptr): New function.
6191 (gimple_try_eval): Use it.
6192 (gimple_try_cleanup_ptr): New function.
6193 (gimple_try_cleanup): Use it.
6194 (gimple_wce_cleanup_ptr): New function.
6195 (gimple_wce_cleanup): Use it.
6196 (gimple_omp_body_ptr): New function.
6197 (gimple_omp_body): Use it.
6198 (gimple_omp_for_pre_body_ptr): New function.
6199 (gimple_omp_for_pre_body): Use it.
6200 (gimple_transaction_body_ptr): New function.
6201 (gimple_transaction_body): Use it.
6202 (gsi_split_seq_before): Adjust to return nothing and take pointer
6204 (gsi_set_stmt): Declare.
6205 (gsi_replace_with_seq): Declare.
6206 (walk_gimple_seq_mod): Declare.
6207 * function.h (struct function <gimple_body>): Use typedef gimple_seq.
6209 * gimple-iterator.c (gsi_set_stmt): New function.
6210 (gsi_split_seq_before): Return new sequence via pointer argument.
6211 (gsi_replace): Use gsi_set_stmt.
6213 * tree-ssa-loop-im.c (move_computations_stmt): First remove
6215 * tree-complex.c (update_complex_components_on_edge): Don't copy gsi.
6216 * tree-phinodes.c (resize_phi_node): Don't resize stmt in-place,
6218 (reserve_phi_args_for_new_edge): Change call to above,
6221 * omp-low.c (lower_omp): Change prototype to take pointer to sequence.
6222 (lower_rec_input_clauses): Use gimple_seq_add_seq instead of
6223 iterators. Adjust call to lower_omp.
6224 (lower_lastprivate_clauses): Adjust call to lower_omp.
6225 (lower_reduction_clauses): Ditto.
6226 (expand_omp_taskreg): Nullify non-cfg body of child_fn.
6227 (lower_omp_sections): Don't explicitely count sequence length,
6228 nullify lowered bodies earlier, ensure stmts are part of only
6229 one sequence, adjust call to lower_omp.
6230 (lower_omp_single): Ensure stmts are part of only one sequence,
6231 adjust call to lower_omp.
6232 (lower_omp_master): Ditto.
6233 (lower_omp_ordered): Ditto.
6234 (lower_omp_critical): Ditto.
6235 (lower_omp_for): Ditto.
6236 (lower_omp_taskreg): Ditto, tidy.
6237 (lower_omp_1): Adjust calls to lower_omp.
6238 (execute_lower_omp): Ditto.
6239 (lower_omp): Adjust to take pointer to sequence.
6240 (diagnose_sb_2): Use walk_gimple_seq_mod.
6241 (diagnose_omp_structured_block_errors): Ditto and set possibly
6242 changed function body.
6243 * gimple-low.c (lower_function_body): Set function body after
6245 (lower_sequence): Adjust to take pointer to sequence.
6246 (lower_omp_directive): Ensure stmt isn't put twice into the
6247 sequence, adjust call to lower_sequence.
6248 (lower_stmt): Adjust calls to lower_sequence.
6249 (lower_gimple_bind): Ditto.
6250 (gimple_try_catch_may_fallthru): Call gsi_start with lvalue.
6251 * tree-nested.c (walk_body): Take pointer to sequence, use
6252 walk_gimple_seq_mod.
6253 (walk_function): Adjust call to walk_body, set possibly changed body.
6254 (walk_gimple_omp_for): Adjust calls to walk_body.
6255 (convert_nonlocal_omp_clauses): Ditto.
6256 (convert_nonlocal_reference_stmt): Ditto.
6257 (convert_local_omp_clauses): Ditto.
6258 (convert_local_reference_stmt): Ditto.
6259 (convert_tramp_reference_stmt): Ditto.
6260 (convert_gimple_call): Ditto.
6261 (convert_nl_goto_reference): Use local iterator copy.
6262 * gimple.c (walk_gimple_seq_mod): Renamed from walk_gimple_seq,
6263 but taking pointer to sequence, ensure gsi_start is called with
6265 (walk_gimple_seq): New wrapper around walk_gimple_seq_mod,
6266 asserting that the sequence head didn't change.
6267 (walk_gimple_stmt): Replace all calls to walk_gimple_seq with
6268 walk_gimple_seq_mod.
6269 * trans-mem.c (lower_transaction): Use walk_gimple_seq_mod.
6270 (execute_lower_tm): Ditto, and set possibly changed body.
6271 * tree-eh.c (lower_eh_constructs_1): Take pointer to sequence,
6272 call gsi_start with that lvalue.
6273 (replace_goto_queue_stmt_list): Ditto.
6274 (replace_goto_queue_1): Adjust calls to replace_goto_queue_stmt_list.
6275 (replace_goto_queue): Ditto.
6276 (lower_try_finally_nofallthru): Adjust calls to lower_eh_constructs_1.
6277 (lower_try_finally_onedest): Ditto.
6278 (lower_try_finally_copy): Ditto.
6279 (lower_try_finally_switch): Ditto.
6280 (lower_try_finally): Ditto.
6281 (lower_eh_filter): Ditto.
6282 (lower_eh_must_not_throw): Ditto.
6283 (lower_cleanup): Ditto.
6284 (lower_eh_constructs_2): Ditto.
6285 (lower_catch): Ditto, and ensure gsi_start is called with lvalue.
6286 (lower_eh_constructs): Adjust calls to lower_eh_constructs_1, and
6287 set possibly changed body.
6288 (optimize_double_finally): Call gsi_start with lvalue.
6290 * tree-cfg.c (make_blocks): Adjust call to gsi_split_seq_before.
6291 (gimple_split_block): Ditto.
6292 (gimple_merge_blocks): Use gsi_start_phis.
6293 (move_stmt_r): Use walk_gimple_seq_mod.
6294 * tree-ssa-dse.c (dse_enter_block): Use gsi_last_bb.
6295 * cgraphbuild.c (build_cgraph_edges): Use gsi_start_phis.
6296 (rebuild_cgraph_edges): Ditto.
6297 (cgraph_rebuild_references): Ditto.
6298 * ipa-prop.c (ipa_analyze_params_uses): Ditto.
6299 * tree-inline.c (copy_phis_for_bb): Ditto.
6300 * tree-ssa-dce.c: Ditto.
6302 * cgraphunit.c (cgraph_analyze_function): Use gimple_has_body_p.
6304 2012-05-02 Kirill Yukhin <kirill.yukhin@intel.com>
6305 Andi Kleen <ak@linux.intel.com>
6307 * coretypes.h (MEMMODEL_MASK): New.
6308 * builtins.c (get_memmodel): Add val. Call target.memmodel_check
6309 and return new variable.
6310 (expand_builtin_atomic_exchange): Mask memmodel values.
6311 (expand_builtin_atomic_compare_exchange): Ditto.
6312 (expand_builtin_atomic_load): Ditto.
6313 (expand_builtin_atomic_store): Ditto.
6314 (expand_builtin_atomic_clear): Ditto.
6315 * doc/extend.texi: Mention port-dependent memory model flags.
6316 * config/i386/cpuid.h (bit_HLE): New.
6317 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
6319 * config/i386/i386-protos.h (ix86_generate_hle_prefix): New.
6320 * config/i386/i386-c.c (ix86_target_macros_internal): Set HLE defines.
6321 (ix86_target_string)<-mhle>: New.
6322 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
6323 * config/i386/i386.c (ix86_target_string) <OPTION_MASK_ISA_HLE>: New.
6324 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
6325 (ix86_option_override_internal) <PTA_HLE>: New switch, set it
6326 enabled for generic, generic64 and core-avx2.
6327 (ix86_print_operand): Generate HLE lock prefixes.
6328 (ix86_memmodel_check): New.
6329 (TARGET_MEMMODEL_CHECK): Ditto.
6330 * config/i386/i386.h (OPTION_ISA_HLE): Ditto.
6331 (IX86_HLE_ACQUIRE): Ditto.
6332 (IX86_HLE_RELEASE): Ditto.
6333 * config/i386/i386.h (ix86_generate_hle_prefix): Ditto.
6334 * config/i386/i386.opt (mhle): Ditto.
6335 * config/i386/sync.md(atomic_compare_and_swap<mode>): Pass
6336 success model to instruction emitter.
6337 (atomic_fetch_add<mode>): Ditto.
6338 (atomic_exchange<mode>): Ditto.
6339 (atomic_add<mode>): Ditto.
6340 (atomic_sub<mode>): Ditto.
6341 (atomic_<code><mode>): Ditto.
6342 (*atomic_compare_and_swap_doubledi_pic): Ditto.
6343 (atomic_compare_and_swap_single<mode>): Define and use argument
6345 (atomic_compare_and_swap_double<mode>): Ditto.
6346 * configure.ac: Check if assembler support HLE prefixes.
6347 * configure: Regenerate.
6350 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
6353 * gimplify.c (preprocess_case_label_vec_for_gimple): New function,
6355 (gimplify_switch_expr): ... here.
6356 * gimple.h (preprocess_case_label_vec_for_gimple): Add prototype.
6357 * tree-ssa-forwprop.c (simplify_gimple_switch_label_vec): New function
6358 to clean up case labels with values outside the index type range.
6359 (simplify_gimple_switch): Call it if something changed.
6360 Remove strange and unnecessary assert.
6362 2012-05-02 Richard Guenther <rguenther@suse.de>
6364 * fold-const.c (div_if_zero_remainder): sizetypes no longer
6366 (int_const_binop_1): New worker for int_const_binop with
6367 overflowable parameter. Pass it through to force_fit_type_double.
6368 (int_const_binop): Wrap around int_const_binop_1 with overflowable
6370 (size_binop_loc): Call int_const_binop_1 with overflowable equal
6371 to minus one, forcing overflow detection for even unsigned types.
6372 (extract_muldiv_1): Remove bogus TYPE_IS_SIZETYPE special-casing.
6373 (fold_binary_loc): Call try_move_mult_to_index with signed offset.
6374 * stor-layout.c (initialize_sizetypes): sizetypes no longer
6376 (layout_type): For zero-sized arrays ignore overflow on the
6378 * tree-ssa-ccp.c (bit_value_unop_1): Likewise.
6379 (bit_value_binop_1): Likewise.
6380 * tree.c (double_int_to_tree): Likewise.
6381 (double_int_fits_to_tree_p): Likewise.
6382 (force_fit_type_double): Likewise.
6383 (host_integerp): Likewise.
6384 (int_fits_type_p): Likewise.
6385 * varasm.c (output_constructor_regular_field): Sign-extend the
6386 field-offset to cater for negative offsets produced by the Ada
6388 * omp-low.c (extract_omp_for_data): Convert the loop step to
6389 signed for pointer adjustments.
6391 2012-05-02 Richard Guenther <rguenther@suse.de>
6393 * tree.c (valid_constant_size_p): New function.
6394 * tree.h (valid_constant_size_p): Declare.
6395 * cfgexpand.c (expand_one_var): Adjust check for too large
6396 variables by using valid_constant_size_p.
6397 * varasm.c (assemble_variable): Likewise.
6399 * c-decl.c (grokdeclarator): Properly check for sizes that
6400 cover more than half of the address-space.
6402 2012-05-02 Jakub Jelinek <jakub@redhat.com>
6404 PR tree-optimization/53163
6405 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
6406 return value from compute_all_dependences.
6408 PR rtl-optimization/53160
6409 * ree.c (combine_reaching_defs): Handle the case where cand->insn
6410 has been modified by ree pass already.
6412 2012-05-01 Ian Lance Taylor <iant@google.com>
6415 * c-decl.c (build_compound_literal): Make the decl readonly if it
6416 an array of a readonly type.
6417 * gimplify.c (gimplify_compound_literal_expr): Add fallback
6418 parameter. Change all callers. If the decl is not addressable
6419 and is not an l-value, make it readonly.
6421 2012-05-01 Bernd Schmidt <bernds@codesourcery.com>
6423 * ira.c (allocated_reg_info_size): New static variable.
6424 (expand_reg_info): Manage it. Call
6425 setup_preferred_alternate_classes_for_new_pseudos.
6426 (ira): Don't do it here. Remove local allocated_reg_info_size,
6427 set the global before calling find_moveable_pseudos.
6428 (find_moveable_pseudos): Call expand_reg_info rather than
6431 2012-05-01 Richard Henderson <rth@redhat.com>
6433 * common.opt (fsync-libcalls): New.
6434 * doc/invoke.texi: Document it.
6435 * optabs.c (init_sync_libfuncs): Honor it.
6437 2012-05-01 Kenneth Zadeck <zadeck@naturalbridge.com>
6438 Richard Sandiford <r.sandiford@uk.ibm.com>
6440 PR rtl-optimization/52543
6441 * Makefile.in (lower-subreg.o, target-globals.o): Depend on
6443 * lower-subreg.h: New file.
6444 * target-globals.h (this_target_lower_subreg): Declare.
6445 (target_globals): Add lower_subreg;
6446 (restore_target_globals): Restore this_target_lower_subreg.
6447 * target-globals.c: Include it.
6448 (default_target_globals): Add default_target_lower_subreg.
6449 (save_target_globals): Initialize target_lower_subreg.
6450 * rtl.h (init_lower_subreg): Added declaration.
6451 * toplev.c (backend_init_target): Call initializer for lower-subreg
6453 * lower-subreg.c (LOG_COSTS, FORCE_LOWERING): New macros.
6454 (default_target_lower_subreg): New variable.
6455 (this_target_lower_subreg): Likewise.
6456 (twice_word_mode, choices): New macros.
6457 (shift_cost, compute_splitting_shift, compute_costs)
6458 (init_lower_subreg): New functions.
6459 (resolve_simple_move): Add speed_p argument. Check choices.
6460 (find_pseudo_copy): Don't check the mode size here.
6461 (resolve_simple_move): Assert the mode size.
6462 (find_decomposable_shift_zext): Add speed_p argument and return
6463 a bool. Check choices.
6464 (resolve_shift_zext): Add comment.
6465 (dump_shift_choices, dump_choices): New functions.
6466 (decompose_multiword_subregs): Dump list of profitable
6467 transformations. Add code to skip non profitable transformations.
6468 Update calls to simple_move and find_decomposable_shift_zext.
6470 2012-05-01 Ian Bolton <ian.bolton@arm.com>
6471 Sameera Deshpande <sameera.deshpande@arm.com>
6472 Greta Yorsh <greta.yorsh@arm.com>
6474 * config/arm/arm-protos.h (thumb_unexpanded_epilogue): Rename to...
6475 (thumb1_unexpanded_epilogue): ...this.
6476 * config/arm/arm.c (thumb_unexpanded_epilogue): Rename to...
6477 (thumb1_unexpanded_epilogue): ...this.
6478 * config/arm/arm.md (thumb_unexpanded_epilogue): Rename to...
6479 (thumb1_unexpanded_epilogue): ...this.
6481 2012-05-01 Richard Earnshaw <rearnsha@arm.com>
6483 * arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_DEFAULT): Avoid ifdef
6484 comparing enumeration values. Update comments.
6486 2012-05-01 Alan Modra <amodra@gmail.com>
6489 * config/rs6000/rs6000.c (load_lr_save, restore_saved_lr,
6490 load_cr_save, add_crlr_cfa_restore): New functions.
6491 (rs6000_restore_saved_cr): Rename to..
6492 (restore_saved_cr): ..this. Add cfa_restore notes for cr.
6493 (rs6000_emit_epilogue): Use new functions. Adjust condition
6494 for emitting lr and cr cfa_restore. Emit cfa_restores for fp
6495 regs when using out-of-line restore only when shrink wrapping.
6497 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
6500 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
6501 calls to cgraph_node_name in xstrdup.
6502 (ipa_make_edge_direct_to_target): Ditto.
6503 * cgraph.c (dump_cgraph_node): Ditto.
6504 * tree-sra.c (convert_callers_for_node): Ditto.
6505 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
6506 * ipa-cp.c (perhaps_add_new_callers): Ditto.
6507 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
6508 (cgraph_materialize_all_clones): Ditto.
6509 * ipa-inline.c (report_inline_failed_reason): Ditto.
6510 (want_early_inline_function_p): Ditto.
6511 (edge_badness): Ditto.
6512 (update_edge_key): Ditto.
6513 (flatten_function): Ditto.
6514 (ipa_inline): Ditto.
6515 (inline_always_inline_functions): Ditto.
6516 (early_inline_small_functions): Ditto.
6518 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
6521 * config/i386/i386.md (*umul<mode><dwi>3_1): Switch places of
6522 constraints 0 and 1.
6524 012-04-30 Jan Hubicka <jh@suse.cz>
6526 * cgraph.c (ld_plugin_symbol_resolution_names): Move to symtab.c
6527 (cgraph_asm_nodes, cgraph_asm_last_node): Move to cgraphunit.c
6528 (cgraph_add_to_same_comdat_group): Remove.
6529 (cgraph_add_asm_node): Move to cgraphunit.c.
6530 (cgraph_make_decl_local): Move to symtab.c
6531 (cgraph_make_node_local_1): Update.
6532 (cgraph_can_remove_if_no_direct_calls_and): Update.
6533 (used_from_object_file_p): Update.
6534 (resolution_used_from_other_file_p): Move to symtab.c
6535 (cgraph_used_from_object_file_p): move to symtab.c
6536 (verify_cgraph_node): Verify same comdat groups.
6537 * cgraph.h (cgraph_asm_node): Rename to ...
6538 (asm_node): ... this one.
6539 (cgraph_asm_nodes): Rename to ...
6540 (asm_nodes): ... this one.
6541 (symtab_add_to_same_comdat_group): New function.
6542 (symtab_dissolve_same_comdat_group_list): New function.
6543 (symtab_used_from_object_file_p): Declare.
6544 (symtab_make_decl_local): Declare.
6545 (cgraph_add_to_same_comdat_group): Remove.
6546 (cgraph_add_asm_node): Remove.
6547 (cgraph_used_from_object_file_p, varpool_used_from_object_file_p):
6549 (cgraph_finalize_compilation_unit): Rename to ...
6550 (finalize_compilation_unit): ... this one.
6551 (cgraph_optimize): Rename to ....
6552 (compile): ... this one.
6553 (add_asm_node): Declare.
6554 (fixup_same_cpp_alias_visibility): Declare.
6555 (cgraph_make_decl_local): Remove.
6556 (varpool_assemble_pending_decls): Rename to ...
6557 (varpool_output_variables): ... this one.
6558 (varpool_remove_unreferenced_decls): Remove.
6559 * ipa-inline-transform.c (clone_inlined_nodes): Dissolve comdat groups.
6560 (preserve_function_body_p): Make static.
6561 * toplev.c (compile_file): Update comments; update.
6562 * cgraphunit.c: Update comments.
6563 (cgraph_expand_all_functions): Rename to ...
6564 (expand_all_functions): ... this one; update.
6565 (cgraph_mark_functions_to_output): Rename to ...
6566 (mark_functions_to_output): ... this one; cleanup.
6567 (cgraph_output_pending_asms): Remove prototype.
6568 (asm_nodes, asm_last_node): New static vars.
6569 (cgraph_process_new_functions): Update.
6570 (cgraph_reset_node): Cleanup; add comment.
6571 (cgraph_add_new_function): Update.
6572 (cgraph_output_pending_asms): Rename to ...
6573 (output_asm_statements): ... this one.
6574 (add_asm_node): New function.
6575 (fixup_same_cpp_alias_visibility): New function based on code
6576 in cgraph_analyze_function.
6577 (cgraph_analyze_function): Use it.
6578 (cgraph_order_sort): Update.
6579 (cgraph_output_in_order): Update.
6580 (cgraph_function_versioning): Update.
6581 (cgraph_optimize): Rename to ...
6582 (compile): ... this one; initialize streamer hooks here.
6583 (cgraph_finalize_compilation_unit): Rename to ...
6584 (finalize_compilation_unit): ... this one; do not initialize streamer
6586 * lto-streamer-out.c (lto_output_toplevel_asms): Update.
6587 * dwarf2out.c: Update ocmment.
6588 * optimize.c (maybe_clone_body): Use symtab_add_to_same_comdat_group.
6589 * method.c (use_thunk): Likewise.
6590 * semantics.c (maybe_add_lambda_conv_op): Likewise.
6591 * decl2.c (maybe_emit_vtables): Likewise.
6592 (cp_write_global_declarations): Use finalize_compilation_unit.
6593 * parser.c (cp_parser_asm_definition): Use add_asm_node.
6594 * lto-streamer-in.c (lto_input_toplevel_asms): Use add_asm_node
6595 * c-decl.c (c_write_global_declarations): Use
6596 finalize_compilation_unit.
6597 * langhooks.c (write_global_declarations): Update.
6598 * ipa.c (cgraph_externally_visible_p): Update.
6599 (dissolve_same_comdat_group_list): Remove.
6600 (function_and_variable_visibility): Update.
6601 * symtab.c: Inlcude lto-streamer.h and rtl.h
6602 (ld_plugin_symbol_resolution_names): New.
6603 (symtab_add_to_same_comdat_group): New.
6604 (symtab_dissolve_same_comdat_group_list): New.
6605 (resolution_used_from_other_file_p): Move here from cgraph.c
6606 (symtab_used_from_object_file_p): New.
6607 (symtab_make_decl_local): New.
6608 * passes.c (register_pass): Update comments.
6609 * c-parser.c (c_parser_asm_definition): Update.
6610 * varpool.c (varpool_analyze_node): Use
6611 fixup_same_cpp_alias_visibility.
6612 (varpool_remove_unreferenced_decls): Make static.
6613 (varpool_assemble_pending_decls): Rename to ...
6614 (varpool_output_variables): ... this one; call
6615 varpool_remove_unreferenced_decls.
6616 (varpool_used_from_object_file_p): Remove.
6618 2012-04-30 Marc Glisse <marc.glisse@inria.fr>
6621 * c-typeck.c (build_array_ref): Call
6622 convert_vector_to_pointer_for_subscript.
6623 * doc/extend.texi (Vector Extensions): Subscripting not just for C.
6625 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
6627 * config/i386/i386.md (and<mode>3): Change runtime operand mode checks
6628 to compile-time "mode == <MODE>mode" checks.
6629 (and splitter): Ditto.
6631 2012-04-30 Richard Henderson <rth@redhat.com>
6633 * config/arm/arm.md (UNSPEC_LL): New.
6634 * config/arm/sync.md (atomic_loaddi, atomic_loaddi_1): New.
6635 (arm_load_exclusivedi): Use %H0.
6637 2012-04-30 Jason Merrill <jason@redhat.com>
6639 * dwarf2out.c (comdat_symbol_id): Add const.
6640 (union die_symbol_or_type_node): Add const to die_symbol.
6641 (output_die_symbol, output_die, output_comp_unit): Adjust.
6643 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
6645 * config/arm/arm.md (negdi2): Use gen_negdi2_neon.
6646 * config/arm/neon.md (negdi2_neon): New insn.
6647 Also add splitters for core and NEON registers.
6649 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
6651 * config/arm/arm.c (neon_valid_immediate): Allow const_int.
6652 (arm_print_operand): Add 'x' format.
6653 * config/arm/constraints.md (Dn): Allow const_int.
6654 * config/arm/neon.md (neon_mov<mode>): Use VDX to allow DImode.
6655 Use 'x' format to print constants.
6656 * config/arm/predicates.md (imm_for_neon_mov_operand): Allow const_int.
6657 * config/arm/vfp.md (movdi_vfp): Disable for const_int when neon
6659 (movdi_vfp_cortexa8): Likewise.
6661 2012-04-30 Ian Bolton <ian.bolton@arm.com>
6662 Sameera Deshpande <sameera.deshpande@arm.com>
6663 Greta Yorsh <greta.yorsh@arm.com>
6665 * config/arm/arm-protos.h (ldm_stm_operation_p): New declaration.
6666 * config/arm/arm.c (ldm_stm_operation_p): New function.
6667 * config/arm/predicates.md (load_multiple_operation): Update predicate.
6668 (store_multiple_operation): Likewise.
6670 * config/arm/arm-protos.h (ldm_stm_operation_p): New parameters.
6671 * config/arm/arm.c (ldm_stm_operation_p): New parameters.
6672 * config/arm/predicates.md (load_multiple_operation): Add arguments.
6673 (store_multiple_operation): Likewise.
6675 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
6677 * config/i386/i386.md (and<mode>3): Expand masking operations with
6678 0xff, 0xffff or 0xffffffff immediates to corresponding zero_extend RTX.
6679 (and splitter): Split to DImode zero_extend RTX for DImode operand[0].
6681 2012-04-30 Dodji Seketeli <dodji@redhat.com>
6683 Add -Wvarargs option
6684 * builtins.c (fold_builtin_next_arg): Use OPT_Wvarargs as an
6685 argument for the various warning_at calls.
6686 * docs/invoke.texi: Update the documentation.
6688 2012-04-30 Dodji Seketeli <dodji@redhat.com>
6690 Switch -ftrack-macro-expansion=2 on by default.
6691 * docs/cppopts.texi: Adjust for enabling -ftrack-macro-expansion=2
6694 Fix va_start related location
6695 * builtins.c (fold_builtin_next_arg): Unwinds to the first
6696 location in real source code.
6698 Make conversion warnings work on NULL with -ftrack-macro-expansion
6699 * input.h (expansion_point_location_if_in_system_header): Declare
6701 * input.c (expansion_point_location_if_in_system_header): Define it.
6703 Fix -Wuninitialized for -ftrack-macro-expansion
6704 * tree-ssa.c (warn_uninit): Use the spelling location of the variable
6705 declaration. Use linemap_location_before_p for source locations.
6707 Strip "<built-in>" loc from displayed expansion context
6708 * input.c (expand_location_1): When expanding to spelling location
6709 in a context of a macro expansion, skip reserved system header
6710 locations. Update comments. * tree-diagnostic.c
6711 (maybe_unwind_expanded_macro_loc): Likewise.
6713 Make expand_location resolve to locus in main source file
6714 * input.c (expand_location_1): New. Takes a parameter to choose
6715 whether to resolve the location to spelling or expansion point.
6716 Was factorized from ...
6717 (expand_location): ... here.
6718 (expand_location_to_spelling_point): New. Implemented in terms of
6720 * diagnostic.c (diagnostic_build_prefix): Use the new
6721 expand_location_to_spelling_point instead of expand_location.
6723 Fix PCH crash on GTYed pointer-to-scalar field of a struct
6724 * gengtype.c (write_types_process_field): Force second argument of
6725 the call to the PCH object hierarchy walker to be 'x'.
6727 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
6729 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
6730 predicate to discriminate types.
6732 2012-04-30 Manuel López-Ibáñez <manu@gcc.gnu.org>
6734 * doc/invoke.texi (Wmissing-format-attribute): Document as an
6735 alias of Wsuggest-attribute=format.
6736 * c-typeck.c (convert_for_assignment): Replace
6737 Wmissing-format-attribute with Wsuggest-attribute=format.
6738 (digest_init): Likewise.
6740 2012-04-29 Manuel López-Ibáñez <manu@gcc.gnu.org>
6742 * opts.c (finish_options): Do not handle -Wmissing-noreturn here.
6743 * common.opt (Wmissing-noreturn): Alias of
6744 -Wsuggest-attribute=noreturn.
6746 2012-04-29 Hans-Peter Nilsson <hp@axis.com>
6749 * config/cris/cris.md (andqu): New peephole2.
6750 (andu): Tweak head comment.
6752 2012-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
6753 Steven Bosscher <steven@gcc.gnu.org>
6754 Maxim Kuvyrkov <maxim@codesourcery.com>
6756 PR tree-optimization/38785
6757 * common.opt (ftree-partial-pre): New option.
6758 * doc/invoke.texi: Document it.
6759 * opts.c (default_options_table): Initialize flag_tree_partial_pre.
6760 * tree-ssa-pre.c (do_partial_partial_insertion): Insert only if it will
6762 (execute_pre): Use flag_tree_partial_pre.
6764 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6767 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
6770 2012-04-27 Ollie Wild <aaw@google.com>
6772 * doc/invoke.texi (Wliteral-suffix): Document new option.
6774 2012-04-27 Tom Tromey <tromey@redhat.com>
6776 * dwarf2out.c (dwarf_stack_op_name): Use get_DW_OP_name.
6777 (dwarf_tag_name): Use get_DW_TAG_name.
6778 (dwarf_attr_name): Use get_DW_AT_name.
6779 (dwarf_form_name): Use get_DW_FORM_name.
6780 * dwarf2cfi.c (dwarf_cfi_name): Use get_DW_CFA_name.
6782 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
6784 * tree-ssa-phiopt.c (conditional_replacement): Replace PHIs whose
6785 arguments are -1 and 0, by negating the result of the conditional.
6787 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
6790 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
6792 2012-04-27 Richard Guenther <rguenther@suse.de>
6794 * tree-flow.h (is_hidden_global_store): Remove.
6795 * tree-ssa-sink.c (is_hidden_global_store): Likewise.
6796 * tree-ssa-alias.h (ref_may_alias_global_p): Declare.
6797 (stmt_may_clobber_global_p): Likewise.
6798 * tree-ssa-alias.c (ref_may_alias_global_p): New function.
6799 (stmt_may_clobber_global_p): Likewise.
6800 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Call
6801 stmt_may_clobber_global_p.
6802 * tree-ssa-dse.c (dse_possible_dead_store_p): Likewise.
6804 2012-04-27 Steven Bosscher <steven@gcc.gnu.org>
6806 * cfg.c (disconnect_src): Do df_mark_solutions_dirty in the right
6809 * tree-switch-conversion.c (struct switch_conv_info): Add range_max,
6810 reorganize some fields and update comments. Rename bit_test_uniq
6811 and bit_test_count to uniq resp. count. Remove bit_test_bb.
6812 (collect_switch_conv_info): New function, collects info about a
6813 GIMPLE_SWITCH into a struct switch_conv_info.
6814 (check_range): Simplify to use pre-recorded info. Fix think-o in
6815 range-branch ratio check.
6816 (check_process_case): Remove function.
6817 (check_all_empty_except_final): New function, verifies that all
6818 non-final basic blocks are empty.
6819 (process_switch): Simplify to use pre-recorded info. Call
6820 collect_switch_conv_info to do that. Assert that degenerate switch
6821 statements have been cleaned up.
6823 2012-04-27 Marc Glisse <marc.glisse@inria.fr>
6826 * tree-ssa-forwprop.c (combine_conversions): Handle INT->FP->INT.
6828 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
6831 * c-typeck.c (pop_init_level): Use %qD instead of %qT.
6833 2012-04-27 Tom de Vries <tom@codesourcery.com>
6835 PR tree-optimization/51879
6836 * tree-ssa-sccvn.h (struct vn_reference_s): Add result_vdef field.
6837 * tree-ssa-sccvn.c (mark_use_processed): New function, factored out
6839 (defs_to_varying): ... here. Don't set use_processed.
6840 (visit_reference_op_call): Handle gimple_vdef.
6841 Handle case that lhs is NULL_TREE.
6842 (visit_use): Use mark_use_processed. Handle calls with side-effect
6843 using visit_reference_op_call.
6845 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
6847 * sched-deps.c (fixup_sched_groups): Rename to...
6848 (chain_to_prev_insn): ...this.
6849 (chain_to_prev_insn_p): New function.
6850 (deps_analyze_insn): Use it instead of SCHED_GROUP_P.
6852 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
6854 * sched-int.h (_haifa_insn_data): Move priority_status.
6856 (INSN_MODEL_INDEX): New macro.
6857 * haifa-sched.c (insn_delay): New function.
6858 (sched_regno_pressure_class): Update commentary.
6859 (mark_regno_birth_or_death): Pass the liveness bitmap and
6860 pressure array as arguments, instead of using curr_reg_live and
6861 curr_reg_pressure. Only update the pressure if the bit in the
6862 liveness set has changed.
6863 (initiate_reg_pressure_info): Always trust the live-in set for
6864 SCHED_PRESSURE_MODEL.
6865 (initiate_bb_reg_pressure_info): Update call to
6866 mark_regno_birth_or_death.
6867 (dep_list_size): Take the list as argument.
6868 (calculate_reg_deaths): New function, extracted from...
6869 (setup_insn_reg_pressure_info): ...here.
6870 (MODEL_BAR): New macro.
6871 (model_pressure_data, model_insn_info, model_pressure_limit)
6872 (model_pressure_group): New structures.
6873 (model_schedule, model_worklist, model_insns, model_num_insns)
6874 (model_curr_point, model_before_pressure, model_next_priority):
6876 (MODEL_PRESSURE_DATA, MODEL_MAX_PRESSURE, MODEL_REF_PRESSURE)
6877 (MODEL_INSN_INFO, MODEL_INSN): New macros.
6878 (model_index, model_update_limit_points_in_group): New functions.
6879 (model_update_limit_points, model_last_use_except): Likewise.
6880 (model_start_update_pressure, model_update_pressure): Likewise.
6881 (model_recompute, model_spill_cost, model_excess_group_cost): Likewise.
6882 (model_excess_cost, model_dump_pressure_points): Likewise.
6883 (model_set_excess_costs): Likewise.
6884 (rank_for_schedule): Extend SCHED_PRIORITY_WEIGHTED ordering to
6885 SCHED_PRIORITY_MODEL. Use insn_delay. Use the order in the model
6886 schedule as an alternative tie-breaker. Update the call to
6888 (ready_sort): Call model_set_excess_costs.
6889 (update_register_pressure): Update call to mark_regno_birth_or_death.
6890 Rely on that function to check liveness rather than doing it here.
6891 (model_classify_pressure, model_order_p, model_add_to_worklist_at)
6892 (model_remove_from_worklist, model_add_to_worklist, model_promote_insn)
6893 (model_add_to_schedule, model_analyze_insns, model_init_pressure_group)
6894 (model_record_pressure, model_record_pressures): New functions.
6895 (model_record_final_pressures, model_add_successors_to_worklist)
6896 (model_promote_predecessors, model_choose_insn): Likewise.
6897 (model_reset_queue_indices, model_dump_pressure_summary): Likewise.
6898 (model_start_schedule, model_finalize_pressure_group): Likewise.
6899 (model_end_schedule): Likewise.
6900 (schedule_insn): Say when we're scheduling the next instruction
6901 in the model schedule.
6902 (schedule_insn): Handle SCHED_PRESSURE_MODEL.
6903 (queue_to_ready): Do not add instructions that are
6904 MAX_SCHED_READY_INSNS beyond the current point of the model schedule.
6905 Always allow the next instruction in the model schedule to be added.
6906 (debug_ready_list): Print the INSN_REG_PRESSURE_EXCESS_COST_CHANGE
6907 and delay for SCHED_PRESSURE_MODEL too.
6908 (prune_ready_list): Extend SCHED_PRIORITY_WEIGHTED handling to
6909 SCHED_PRIORITY_MODEL, but also take the DFA into account.
6910 (schedule_block): Call model_start_schedule and model_end_schedule.
6911 Extend SCHED_PRIORITY_WEIGHTED stall handling to SCHED_PRIORITY_MODEL.
6912 (sched_init): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
6913 to SCHED_PRESSURE_MODEL, but don't allocate saved_reg_live or
6915 (sched_finish): Update accordingly.
6916 (fix_tick_ready): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
6917 to SCHED_PRESSURE_MODEL.
6918 (add_jump_dependencies): Update call to dep_list_size.
6919 (haifa_finish_h_i_d): Fix leak of max_reg_pressure.
6920 (haifa_init_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
6921 to SCHED_PRESSURE_MODEL.
6922 * sched-deps.c (init_insn_reg_pressure_info): Likewise, but don't
6923 allocate INSN_MAX_REG_PRESSURE for SCHED_PRESSURE_MODEL.
6924 (sched_analyze_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE
6925 handling to SCHED_PRESSURE_MODEL.
6927 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
6929 * common.opt (fsched-pressure-algorithm=): New option.
6930 * flag-types.h (sched_pressure_algorithm): New enum.
6931 * sched-int.h (sched_pressure_p): Replace with...
6932 (sched_pressure): ...this new variable.
6933 * haifa-sched.c (sched_pressure_p): Replace with...
6934 (sched_pressure): ...this new variable.
6935 (sched_regno_pressure_class, rank_for_schedule, ready_sort)
6936 (update_reg_and_insn_max_reg_pressure, schedule_insn)
6937 (debug_ready_list, prune_ready_list, schedule_block, sched_init)
6938 (sched_finish, fix_tick_ready, haifa_init_insn): Update accordingly.
6939 * sched-deps.c (init_insn_reg_pressure_info): Likewise.
6940 (sched_analyze_insn): Likewise.
6941 * sched-rgn.c (schedule_region): Likewise.
6942 * config/m68k/m68k.c (m68k_sched_variable_issue): Likewise.
6944 2012-04-26 Bernd Schmidt <bernds@codesourcery.com>
6946 * PR middle-end/52997
6947 * ira.c (find_moveable_pseudos): Call resize_reg_info.
6950 * machmode.h (CLASS_HAS_WIDER_MODES_P): True for MODE_PARTIAL_INT.
6951 * expr.c (convert_move): Honor unsignedp when extending partial int
6953 * genmodes.c (complete_mode): Don't clear component field of partial
6955 (emit_mode_inner): Don't emit it however.
6956 (calc_wider_mode): Partial int modes widen to their component.
6958 2012-04-26 David S. Miller <davem@davemloft.net>
6960 * config/sparc/niagara4.md: New file.
6961 * config/sparc/sparc.md: Include it.
6962 * config/sparc/sparc.c (niagara4_costs): New processor costs.
6963 (sparc_option_override): Use it.
6964 (sparc_use_sched_lookahead): Return 2 for niagara4.
6965 (sparc_issue_rate): Likewise.
6967 * config/sparc/sparc.md (attr type): Delete 'fgm_cmp'.
6968 (fpack16_vis, fpackfix_vis, fpack32_vis): Set type to fgm_pack.
6969 (fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
6970 fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis): Set type to fgm_mul.
6971 (alignaddrsi_vis, alignaddrdi_vis, alignaddrlsi_vis,
6972 alignaddrldi_vis): Set type to gsr.
6973 (pdist_vis, pdistn<mode>_vis): Set type to fgm_pdsit.
6974 (fcmp<code><GCM:gcm_name><P:mode>_vis, cmask8<P:mode>_vis,
6975 cmask16<P:mode>_vis, cmask32<P:mode>_vis, fchksm16_vis,
6976 v<vis3_shift_patname><mode>3, fmean16_vis,
6977 fp<plusminus_insn>64_vis, <vis3_addsub_ss_patname><mode>3,
6978 fucmp<code>8<P:mode>_vis): Set type to fga.
6979 * config/sparc/ultra1_2.md: Remove refrences to fgm_cmp.
6980 * config/sparc/niagara.md: Likewise.
6981 * config/sparc/niagara2.md: Likewise.
6982 * config/sparc/ultra3.md: Likewise, and fix type matching for
6983 us3_ialuX reservation.
6985 2012-04-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6987 * reload.c (find_reloads): Change the loop nesting when trying an
6988 alternative with swapped operands.
6990 2012-04-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6992 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Fix
6993 comment. Delete unused parameter first_exp_point_map.
6994 (virt_loc_aware_diagnostic_finalizer): Update call.
6996 2012-04-26 Michael Hope <michael.hope@linaro.org>
6997 Richard Earnshaw <rearnsha@arm.com>
6999 * config/arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_SOFT_FLOAT): Define.
7000 (GLIBC_DYNAMIC_LINKER_HARD_FLOAT): Define.
7001 (GLIBC_DYNAMIC_LINKER_DEFAULT): Define.
7002 (GLIBC_DYNAMIC_LINKER): Redefine to use the hard float path.
7004 2012-04-25 Sriraman Tallam <tmsriram@google.com>
7006 * doc/extend.texi: Document avx2 support.
7007 * config/i386/i386.c (fold_builtin_cpu): Add avx2.
7009 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
7012 * config/cris/cris.md ("*andhi_lowpart_v32")
7013 ("*andqi_lowpart_v32"): Change first input-only operand from
7014 a (match_operand ...) to (match_dup 0). Drop alternatives with
7015 const_int-matching constraints for redundancy.
7016 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
7017 three-operand alternative.
7019 2012-04-25 Jakub Jelinek <jakub@redhat.com>
7022 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
7023 instead expand it as zero extension.
7025 2012-04-25 H.J. Lu <hongjiu.lu@intel.com>
7028 * dwarf2out.c (dbx_reg_number): Assert return value != INVALID_REGNUM.
7030 2012-04-25 Jakub Jelinek <jakub@redhat.com>
7032 * common.opt (flag_debug_types_section): Default to 0.
7033 (dwarf_version): Default to 4.
7034 (dwarf_record_gcc_switches): Default to 1.
7035 (dwarf_strict): Default to 0.
7036 * toplev.c (process_options): Don't handle dwarf_strict
7037 or dwarf_version here.
7038 * config/vxworks.c (vxworks_override_options): Don't
7039 test whether dwarf_strict or dwarf_version are negative,
7040 instead test !global_options_set.x_dwarf_*.
7041 * config/darwin.c (darwin_override_options): Default to
7043 * doc/invoke.texi: Note that -gdwarf-4, -grecord-gcc-switches
7044 and -fno-debug-types-section are now the default.
7046 2012-04-25 Jan Hubicka <jh@suse.cz>
7048 * cgraphunit.c: Update toplevel comment.
7049 (tree_rest_of_compilation): Merge into cgraph_expand_function.
7050 (cgraph_analyze_function): Make static.
7051 (cgraph_decide_is_function_needed): Make static.
7052 (cgraph_add_new_function): Use expand_function instead of
7053 rest_of_compilation.
7054 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
7055 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
7057 (cgraph_inline_p): Remove.
7058 (cgraph_preserve_function_body_p): Move to ipa-inline-transform.
7059 (init_cgraph): Add comment.
7060 * cgraphbuild.c (record_reference, mark_address, mark_load,
7061 mark_store): Do not call analyze_expr hook.
7062 * cgraph.c: Update toplevel comment.
7063 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
7064 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
7065 Move fere from cgraphunit.c
7066 (cgraph_mark_force_output_node): Move to cgraph.h
7067 * cgraph.h: Reorder so the comments match the function placement.
7068 (cgraph_analyze_function, cgraph_decide_is_function_needed): Remove.
7069 (cgraph_mark_force_output_node): Move here from cgraph.c
7070 * tree.c (free_lang_data): Do not clear analyze_expr hook.
7071 * ipa-inline-transform.c (preserve_function_body_p): New function.
7072 (inline_transform): Update.
7073 * langhooks.c (lhd_callgraph_analyze_expr): Remove.
7074 * langhooks.h (lang_hooks_for_callgraph): Remove.
7075 (lang_hooks): Remove callgraph.
7076 * tree-inline.c (expand_call_inline): Do not use cgraph_inline_p.
7077 * varpool.c: Remove out of date comment.
7078 * langhooks-def.h (lhd_callgraph_analyze_expr): Remove.
7079 (LANG_HOOKS_CALLGRAPH_ANALYZE_EXPR): Remove.
7081 2012-04-25 Jan Hubicka <jh@suse.cz>
7084 * cgraphunit.c (referred_to_p): Move ahead in file to avoid
7085 forward declaration.
7086 (cgraph_finalize_function): Finalize them here.
7087 * symtab.c (dump_symtab): Dump ctors and dtors.
7089 2012-04-25 Jakub Jelinek <jakub@redhat.com>
7092 * stor-layout.c (get_best_mode): Don't return mode with bitsize
7093 larger than maxbits. Don't compute maxbits modulo align.
7094 Also check that unit bytes long store at bitpos / unit * unit
7095 doesn't affect bits beyond bitregion_end.
7096 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
7097 would not fit into bitregion_start ... bitregion_end + 1 bit region.
7098 (store_split_bit_field): Decrease unit close to end of bitregion_end
7099 if access is restricted in order to avoid mutual recursion.
7101 PR tree-optimization/53058
7102 * double-int.h (double_int_max_value, double_int_min_value): New
7104 * double-int.c (double_int_max_value, double_int_min_value): New
7106 * tree-vrp.c (register_edge_assert_for_2): Compare mask for LE_EXPR
7107 or GT_EXPR with double_int_max_value instead of double_int_mask.
7109 2012-04-25 Richard Guenther <rguenther@suse.de>
7111 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
7112 * tree-vect-loop.c (vect_transform_loop): Adjust.
7113 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Record
7114 the maximum number of iterations for the epilogue loop.
7115 (vect_loop_versioning): Remove case re-using the peeled epilogue loop.
7117 2012-04-25 Jakub Jelinek <jakub@redhat.com>
7120 * c-typeck.c (set_nonincremental_init,
7121 set_nonincremental_init_from_string): Pass true instead of false
7122 as IMPLICIT to add_pending_init.
7124 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
7126 * c-typeck.c (pop_init_level): Improve diagnostics.
7128 2012-04-25 Uros Bizjak <ubizjak@gmail.com>
7130 * compare-elim.c (try_eliminate_compare): Also handle operands with
7131 implicit extensions.
7133 2012-04-25 Alan Modra <amodra@gmail.com>
7135 * config/rs6000/rs6000 (SAVE_INLINE_VRS, REST_INLINE_VRS,
7136 V_SAVE_INLINE, SAVRES_LR, SAVRES_SAVE, SAVRES_REG,
7137 SAVRES_GPR, SAVRES_FPR, SAVRES_VR): Define.
7138 (no_global_regs_above): Delete.
7139 (no_global_regs): New function.
7140 (rs6000_savres_strategy): Handle vector regs. Use proper lr_save_p
7141 value for load multiple test.
7142 (savres_routine_syms): Increase size.
7143 (rs6000_savres_routine_name, rs6000_savres_routine_sym,
7144 ptr_regno_for_savres, rs6000_emit_savres_rtx): Pass in int selector
7145 rather than a number of boolean flags. Update all callers.
7146 (rs6000_savres_routine_name): Generate vector save/restore names.
7147 (rs6000_savres_routine_sym): Handle vector regs. Delete forward decl.
7148 (ptr_regno_for_savres, rs6000_emit_savres_rtx): Likewise.
7149 (rs6000_emit_prologue): Delete saving_FPRs_inline, saving_GPRs_inline
7150 and using_store_multiple. Expand uses. Don't always use r11 as
7151 frame reg when needed for out-of-line saves. Set up initial offset
7152 for out-of-line vector saves when buying stack frame. Handle pointer
7153 reg setup for out-of-line fp save. Emit call to out-of-line vector
7154 save function. Choose r11 or r12 for vrsave reg when available for
7156 (rs6000_output_function_prologue): Don't emit .extern for ELF.
7157 (rs6000_emit_epilogue): Choose a better frame reg when restoring
7158 from back-chain to suit out-of-line vector restore functions. Emit
7159 call to out-of-line vector restore function. Adjust register used
7160 for cr restore. Tweak pointer register setup for gpr restore.
7161 * config/rs6000/rs6000.h (FIRST_SAVED_GP_REGNO): Take into account
7163 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Simplify.
7164 (V_SAVE_INLINE): Define.
7165 * config/rs6000/altivec.md (save_vregs_*, restore_vregs_*): New insns.
7167 2012-04-25 Alan Modra <amodra@gmail.com>
7169 * config/rs6000/rs6000.c (rs6000_savres_strategy): Allow
7170 out-of-line save/restore for large frames. Don't disable
7171 out-of-line saves on ABI_AIX when using static chain reg.
7172 (rs6000_emit_prologue): Adjust cr_save_regno on ABI_AIX to not
7173 clobber static chain reg, and tweak for out-of-line gpr saves
7176 2012-04-25 Alan Modra <amodra@gmail.com>
7178 * config/rs6000/rs6000.c (START_USE, END_USE, NOT_INUSE): Define.
7179 (rs6000_emit_prologue): Use the above to catch register overlap.
7181 2012-04-25 Alan Modra <amodra@gmail.com>
7183 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete forward
7184 decl. Move logic selecting update reg to callers. Update all callers.
7185 (rs6000_emit_allocate_stack): Add copy_off param.
7186 (emit_frame_save): Don't handle reg+reg addressing.
7187 (ptr_regno_for_savres): New function, extracted from..
7188 (rs6000_emit_savres_rtx): ..here. Add lr_offset param.
7189 (rs6000_emit_prologue): Generate frame_ptr_rtx as we need it.
7190 Set frame_reg_rtx to r11 whenever r11 is needed, and merge
7191 frame offset adjustment for out-of-line save with copy from sp.
7192 Simplify condition controlling whether cr is saved early or
7193 late. Use ptr_regno_for_savres to verify correct reg is set
7194 up for out-of-line saves. Pass the actual pointer reg used to
7195 rs6000_emit_savres_rtx so rtl matches insns in out-of-line
7196 function. Rearrange spe vars so code is similar to that
7197 elsewhere in this function. Don't update frame_off when spe
7198 save code will restore r11. Use emit_frame_save for spe and
7199 gpr saves. Consolidate darwin out-of-line gpr setup with that
7200 for other abis. Don't assume frame_offset is zero and frame
7201 reg is sp when setting up altivec reg saves, and calculate
7202 exact offset requirement.
7203 (rs6000_emit_epilogue): Use HOST_WIDE_INT for frame_off. Tidy
7204 spe restore code. Consolidate darwin out-of-line gpr setup
7205 with that for other abis.
7207 2012-04-25 Alan Modra <amodra@gmail.com>
7209 * config/rs6000/rs6000.c (rs6000_frame_related): Don't emit a
7210 REG_FRAME_RELATED_EXPR note when the instruction exactly matches
7212 (emit_frame_save): Delete frame_ptr param. Rename total_size to
7214 (rs6000_emit_prologue): Add sp_off. Update rs6000_frame_related
7215 and emit_frame_save calls. Cope with possibly missing note.
7217 2012-04-24 Sriraman Tallam <tmsriram@google.com>
7219 * config/i386/i386.c (build_processor_model_struct): New function.
7220 (make_var_decl): New function.
7221 (fold_builtin_cpu): New function.
7222 (ix86_fold_builtin): New function.
7223 (make_cpu_type_builtin): New function.
7224 (ix86_init_platform_type_builtins): New function.
7225 (ix86_expand_builtin): Expand new builtins by folding them.
7226 (ix86_init_builtins): Make new builtins to detect CPU type.
7227 (TARGET_FOLD_BUILTIN): New macro.
7228 (IX86_BUILTIN_CPU_INIT): New enum value.
7229 (IX86_BUILTIN_CPU_IS): New enum value.
7230 (IX86_BUILTIN_CPU_SUPPORTS): New enum value.
7231 * config/i386/i386-builtin-types.def: New function type.
7232 * testsuite/gcc.target/builtin_target.c: New testcase.
7233 * doc/extend.texi: Document builtins.
7235 2012-04-24 Olivier Hainque <hainque@adacore.com>
7237 * common.opt (gdwarf-): Initialize dwarf_version to -1 instead of 2.
7238 * toplev.c (process_options): Default to dwarf_version 2.
7239 * config/vxworks.c (vxworks_override_options): Default to strict-dwarf
7240 and dwarf_version 2.
7242 2012-04-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
7244 * tree-pretty-print.h (default_tree_printer): Do not declare.
7245 * tree-diagnostic.c: Include tree-pretty-print.h, tree-pass.h and
7247 (default_tree_diagnostic_starter): Make static.
7248 (default_tree_printer): Move to here. Make static.
7249 (tree_diagnostics_defaults): New.
7250 * tree-diagnostic.h (default_tree_diagnostic_starter): Do not declare.
7251 * tree.c (free_lang_data): Use tree_diagnostics_defaults.
7252 * toplev.c: Do not include tree-pass.h.
7253 (default_tree_printer): Move from here.
7254 (general_init): Use tree_diagnostics_defaults.
7256 2012-04-24 Chao-ying Fu <fu@mips.com>
7258 * config.gcc (mips64*-*-linux*): Append mips/linux-common.h to tm_file.
7259 (mips*-*-linux*): Append mips/linux-common.h to tm_file.
7260 * config/mips/gnu-user.h
7261 (SUBTARGET_CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC directly.
7262 (GNU_USER_TARGET_LINK_SPEC): New define.
7263 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
7264 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC directly.
7265 (GNU_USER_TARGET_MATHFILE_SPEC): New define.
7266 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC and
7267 GNU_USER_TARGET_ENDFILE_SPEC.
7268 * config/mips/gnu-user64.h (LIB_SPEC): Remove.
7269 (GNU_USER_TARGET_LINK_SPEC): New define.
7270 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
7271 * config/mips/linux-common.h: New file.
7273 2012-04-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7276 * config/rs6000/rs6000-c.c (fully_fold_convert): New function.
7277 (altivec_build_resolved_builtin): Call fully_fold_convert.
7279 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
7282 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
7284 2012-04-24 Richard Guenther <rguenther@suse.de>
7286 PR tree-optimization/53085
7287 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
7290 2012-04-24 Richard Guenther <rguenther@suse.de>
7292 * tree-if-conv.c (main_tree_if_conversion): Move bb under
7295 2012-04-24 Jim Meyering <meyering@redhat.com>
7297 * genattrtab.c (gen_attr): Avoid NULL-deref after diagnosing
7298 absence of an define_enum call.
7300 2012-04-24 Richard Guenther <rguenther@suse.de>
7302 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): If
7303 the epilogue loop is not re-used as unvectorized version
7304 record the its maximum number of iterations.
7306 2012-04-24 Andrew Pinski <apinski@cavium.com>
7308 * tree-ssa-forwprop.c (simplify_bitwise_binary):
7309 Don't directly use def1/def2.
7311 2012-04-24 Richard Guenther <rguenther@suse.de>
7313 PR tree-optimization/53098
7314 * tree-vect-loop.c (vect_analyze_loop_operations): Fixup
7317 2012-04-24 Andrew Pinski <apinski@cavium.com>
7320 * tree-ssa-forwprop.c (defcodefor_name): New function.
7321 (simplify_bitwise_binary): Use defcodefor_name instead of manually
7322 Simplify "( X | Y) & X" to X and "( X & Y) | X" to X.
7323 Simplify "(~X | Y) & X" to "X & Y" and
7324 "(~X & Y) | X" to "X | Y".
7326 2012-04-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7328 * recog.c (insn_invalid_p): Add IN_GROUP parameter and use
7329 validate_change to add clobbers if IN_GROUP is nonzero.
7330 (verify_changes): Call insn_invalid_p with IN_GROUP set to true.
7331 * recog.h (insn_invalid_p): Add IN_GROUP parameter to function
7333 * gcse.c (process_insert_insn): Call insn_invalid_p with IN_GROUP
7335 * config/s390/s390.c (insn_invalid_p): Likewise.
7337 2012-04-24 Jakub Jelinek <jakub@redhat.com>
7340 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR of MEM_REF.
7341 (output_addressed_constants): Likewise.
7344 * varasm.c (get_section): Don't ICE for section conflicts with
7345 built-in section kinds.
7347 2012-04-23 DJ Delorie <dj@redhat.com>
7349 * config/s390/s390.h (LINK_SPEC): Remove, no longer needed.
7350 (LIBSTDCXX): Change to CPP2.
7352 2012-04-23 H.J. Lu <hongjiu.lu@intel.com>
7355 * opth-gen.awk: Check if MASK_ and TARGET_ macros are defined for
7358 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
7360 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
7361 (*addsi_2_zext): Ditto.
7362 (*add<mode>_3): Ditto.
7363 (*addsi_3_zext): Ditto.
7364 (*add<mode>_5): Ditto.
7366 2012-04-23 Andrew Pinski <apinski@cavium.com>
7368 * tree-ssa-forwprop.c (simplify_bitwise_binary): Simplify (A & B) OP0
7369 (C & B) to (A OP0) & B.
7371 2012-04-23 Martin Jambor <mjambor@suse.cz>
7373 * expr.c (expand_expr_real_1): Remove setting parent's alias set for
7374 temporaries created for a bitfield (reverting revision 122014).
7376 2012-04-23 Richard Guenther <rguenther@suse.de>
7378 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Gimplify
7379 the condition using is_gimple_condexpr and avoid the not necessary
7381 (set_prologue_iterations): Likewise.
7382 (vect_loop_versioning): Likewise.
7384 2012-04-23 Richard Guenther <rguenther@suse.de>
7386 PR tree-optimization/53070
7387 * tree-if-conv.c (combine_blocks): Free predicates in all blocks.
7388 (main_tree_if_conversion): Verify we succeeded in that.
7390 2012-04-23 Jan Hubicka <jh@suse.cz>
7392 * lto-symtab.c (lto_cgraph_replace_node): Do not call
7393 mark_reahcable_node.
7394 * cgraph.c (cgraph_remove_node): Do not clear reachable.
7395 (cgraph_mark_reachable_node): Remove.
7396 (cgraph_mark_force_output_node): Do not set reachable.
7397 (dump_cgraph_node): Do not dump reachable.
7398 (cgraph_create_virtual_clone): Do not set reachable.
7399 * cgraph.h (cgraph_node): Remove reachable flag.
7400 (varpool_node): Remove reachable flag.
7401 (cgraph_mark_if_needed): Remove.
7402 (cgraph_mark_reachable_node): Remove.
7403 * tree-emutls.c (ipa_lower_emutls): Do not check reachable.
7404 * cgraphunit.c (cgraph_finalize_function): Do not mark node as
7406 (cgraph_add_new_function): Likewise.
7407 (cgraph_mark_if_needed): Remove.
7408 (cgraph_analyze_function): Do not set target as reachable.
7409 (process_function_and_variable_attributes): Do not care about
7411 (cgraph_analyze_functions): Do not set reachable flags.
7412 (cgraph_mark_functions_to_output): Do not check reachability.
7413 (cgraph_copy_node_for_versioning): Do not set reachable flag.
7414 (dbxout_expand_expr): Update.
7415 * c-decl.c (merge_decls): Do not track changed externs.
7416 * ipa.c: Include pointer-set.h
7417 (enqueue_cgraph_node): Use reachable pointer set.
7418 (process_references): Likewise.
7419 (cgraph_remove_unreachable_nodes): Likewise.
7420 (whole_program_function_and_variable_visibility): Do not recompute
7422 * trans-mem.c (ipa_tm_execute): Do not check reachable flag.
7424 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
7426 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
7428 2012-04-23 Richard Guenther <rguenther@suse.de>
7431 * c-typeck.c (build_binary_op): Fix typo.
7433 2012-04-23 Jakub Jelinek <jakub@redhat.com>
7435 PR tree-optimizations/52891
7436 * tree-vect-patterns.c (adjust_bool_pattern): Use
7437 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
7438 but with non-standard precision.
7440 2012-04-22 Jan Hubicka <jh@suse.cz>
7442 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Bail out at NULL
7445 2012-04-22 Jan Hubicka <jh@suse.cz>
7447 * lto-symtab.c (lto_varpool_replace_node): Do not merge needed flags.
7448 * cgraphbuild.c (record_reference, record_type_list, mark_address,
7449 mark_load, mark_store): Do not mark varpool nodes as needed.
7450 * cgraph.c (cgraph_new_nodes): Remove.
7451 (cgraph_create_function_alias): Do not mark nodes as reachable.
7452 (cgraph_add_thunk): Likewise.
7453 (cgraph_mark_reachable_node): Do not manage the queue.
7454 * cgraph.h (cgraph_node): Remove next_needed.
7455 (varpool_nodes_queue): Remove next_needed and prev_needed.
7456 (x_cgraph_nodes_queue, x_cgraph_nodes_queue, cgraph_new_nodes): Remove.
7457 (cgraph_new_nodes): Declare.
7458 (x_varpool_nodes_queue, varpool_nodes_queue); Remove.
7459 (varpool_analyze_pending_decls): Remove.
7460 (varpool_analyze_node): New.
7461 (varpool_mark_needed_node): Remove.
7462 (varpool_first_variable, varpool_next_variable): New inlines.
7463 (varpool_first_static_initializer, varpool_next_static_initializer):
7465 (FOR_EACH_STATIC_VARIABLE): Remove unused walker.
7466 (varpool_first_defined_variable): New inline.
7467 (varpool_next_defined_variable): New inline
7468 (FOR_EACH_VARIABLE): Reimplement.
7469 (FOR_EACH_DEFINED_VARIABLE): Reimplement.
7470 * toplev.c (wrapup_global_declaration_2): Use analyzed instead of
7472 * cgraphunit.c (cgraph_new_nodes): Declare here.
7473 (enqueue_node): New function.
7474 (cgraph_process_new_functions): update for new
7475 node set; when constructing cgraph enqueue node for processing.
7476 (cgraph_add_new_function): Use new node set.
7477 (process_function_and_variable_attributes): Do not set varpool needed
7479 (referred_to_p): New function.
7480 (varpool_finalize_decl): Move here from varpool.c; enqueue needed node
7481 when varpool is in construction.
7482 (cgraph_analyze_functions): Rewrite.
7483 (cgraph_expand_all_functions): Update.
7484 (cgraph_output_in_order): Do not analyze pending decls; do not set
7486 (cgraph_optimize): Do not analyze pending decls.
7487 * lto-cgraph.c (input_varpool_node): Clear analyzed flag for objects
7488 in other partition; do not mark node as needed.
7489 * dwarf2out.c (reference_to_unused): Use analyzed flag.
7490 (premark_types_used_by_global_vars_helper): Likewise.
7491 * ipa.c (process_references): Do not call varpool_mark_needed_node.
7492 (cgraph_remove_unreachable_nodes): Do not rely on varpool and
7494 (function_and_variable_visibility): Do not mark node as needed.
7495 (whole_program_function_and_variable_visibility): Likewise.
7496 * Makefile.in (gt-varpool.h): No longer needed.
7497 * passes.c (execute_one_pass, execute_ipa_pass_list): Update.
7498 (ipa_write_summaries): Do not use needed flag.
7499 * varpool.c: Do not include gt-varpool.h
7500 (x_varpool_nodes_queue, x_varpool_last_needed_node,
7501 x_varpool_last_needed_node, x_varpool_first_unanalyzed_node,
7502 x_varpool_first_unanalyzed_node, varpool_assembled_nodes_queue):
7504 (varpool_remove_node): Do not update the lists.
7505 (dump_varpool_node): Do not dump needed flag.
7506 (varpool_enqueue_needed_node): Remove.
7507 (varpool_mark_needed_node): Remove.
7508 (varpool_reset_queue): Remove.
7509 (varpool_finalize_decl): Move to cgraphunit.c
7510 (varpool_analyze_node): New functions based on former
7511 varpool_analyze_pending_decls.
7512 (varpool_analyze_pending_decls): Remove.
7513 (varpool_assemble_decl): Do not update the lists.
7514 (enqueue_node): New function.
7515 (varpool_remove_unreferenced_decls): Rewrite.
7516 (varpool_empty_needed_queue): Remove.
7517 (add_new_static_var): Do not mark node as needed.
7518 (varpool_create_variable_alias): Handle expansion state
7520 * except.c (output_ttype): Do not mark node as needed.
7521 * varasm.c (mark_decl_referenced): Do not use mark_needed_node.
7522 * tree-profile.c (init_ic_make_global_vars, init_ic_make_global_vars):
7524 * tree-switch-conversion.c (build_one_array): Likewise.
7526 2012-04-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
7529 * doc/invoke.texi (pedantic): Rename to Wpedantic.
7530 * common.opt (Wpedantic): New.
7531 (pedantic): Alias Wpedantic.
7532 * diagnostic.c (warning_at): Likewise.
7533 * c-decl.c (diagnose_mismatched_decls): Likewise.
7534 (build_array_declarator): Likewise.
7535 (mark_forward_parm_decls):
7536 (check_bitfield_type_and_width): Likewise.
7537 (grokdeclarator): Likewise.
7538 (grokfield): Likewise.
7539 (finish_struct): Likewise.
7540 (build_enumerator): Likewise.
7541 (store_parm_decls_oldstyle): Likewise.
7542 (declspecs_add_qual): Likewise.
7543 (declspecs_add_type): Likewise.
7544 (finish_declspecs): Likewise.
7545 * c-typeck.c (composite_type): Likewise.
7546 (comp_target_types): Likewise.
7547 (build_array_ref): Likewise.
7548 (pointer_diff): Likewise.
7549 (build_unary_op): Likewise.
7550 (build_conditional_expr): Likewise.
7551 (build_c_cast): Likewise.
7552 (convert_for_assignment): Likewise.
7553 (maybe_warn_string_init): Likewise.
7554 (digest_init): Likewise.
7555 (pop_init_level): Likewise.
7556 (set_init_index): Likewise.
7557 (c_finish_goto_label): Likewise.
7558 (c_finish_return): Likewise.
7559 (do_case): Likewise.
7560 (build_binary_op): Likewise.
7561 * c-parser.c (static): Likewise.
7562 (c_parser_external_declaration): Likewise.
7563 (c_parser_declaration_or_fndef): Likewise.
7564 (c_parser_static_assert_declaration_no_se): Likewise.
7565 (c_parser_enum_specifier): Likewise.
7566 (c_parser_struct_or_union_specifier): Likewise.
7567 (c_parser_struct_declaration): Likewise.
7568 (c_parser_alignas_specifier): Likewise.
7569 (c_parser_braced_init): Likewise.
7570 (c_parser_initelt): Likewise.
7571 (c_parser_compound_statement_nostart): Likewise.
7572 (c_parser_conditional_expression): Likewise.
7573 (c_parser_alignof_expression): Likewise.
7574 (c_parser_postfix_expression): Likewise.
7575 (c_parser_postfix_expression_after_paren_): Likewise.
7576 (c_parser_objc_class_instance_variables): Likewise.
7577 (c_parser_objc_method_definition): Likewise.
7578 (c_parser_objc_methodprotolist): Likewise.
7580 2012-04-22 Ian Lance Taylor <iant@google.com>
7582 * godump.c (go_output_typedef): Dump size of structs.
7584 2012-04-22 Razya Ladelsky <razya@il.ibm.com>
7586 Correcting transform_to_exit_first_loop + fix to PR46886
7587 * tree-parloops.c (transform_to_exit_first_loop): Remove
7588 setting of number of iterations according to the loop pattern.
7589 Duplicate from entry to exit->src instead of loop->latch.
7590 (pallelize_loops): Remove the condition preventing do-while loops.
7591 * tree-cfg.c (bool bb_in_region_p): New.
7592 (gimple_duplicate_sese_tail): Adjust duplication of the the subloops.
7593 Adjust redirection of the duplicated iteration.
7595 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
7598 * rtl.def (ADDRESS): Use "i" rather than "w".
7599 * rtl.h (find_base_term): Delete.
7600 (may_be_sp_based_p): Declare.
7601 * rtl.c (rtx_code_size): Remove ADDRESS special case.
7602 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP)
7603 (UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Move to...
7605 (find_base_term): Make static.
7606 (may_be_sp_based_p): New function.
7607 * dse.c (record_store): Use it.
7608 * store-motion.c (store_killed_in_insn): Likewise.
7610 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
7612 * fold-const.c (fold_checksum_tree): Fix VECTOR_CST case.
7614 2012-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
7617 * c-typeck.c (inform_declaration): New.
7618 (build_function_call_vec): Do not pretty-print
7619 expressions when caret is enabled.
7620 (convert_arguments): Use inform_declaration.
7622 2012-04-20 Jim Meyering <meyering@redhat.com>
7624 * genmodes.c (make_complex_modes): Don't truncate a mode name of
7625 length 7 or more when prepending a "C". Suggested by Richard Guenther.
7627 2012-04-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7629 PR rtl-optimization/44214
7630 * fold-const.c (exact_inverse): New function.
7631 (fold_binary_loc): Fold vector and complex division by constant into
7632 multiply by recripocal with flag_reciprocal_math; fold vector division
7633 by constant into multiply by reciprocal with exact inverse.
7635 2012-04-20 Jan Hubicka <jh@suse.cz>
7637 * lto-symtab.c (lto_cgraph_replace_node): Merge needed instead of
7639 * cgraph.c (cgraph_add_thunk): Use mark_reachable_node.
7640 (cgraph_remove_node): Update.
7641 (cgraph_mark_needed_node): Remove.
7642 (cgraph_mark_force_output_node): New.
7643 (dump_cgraph_node): Do not dump needed flag.
7644 (cgraph_node_cannot_be_local_p_1): Update.
7645 (cgraph_can_remove_if_no_direct_calls_and_refs): Update.
7646 * cgraph.h (symtab_node_base): Add force_output flag.
7647 (cgraph_node): Remove needed flag.
7648 (varpool_node): Remove force_output flag.
7649 (cgraph_mark_needed_node): Remove.
7650 (cgraph_mark_force_output_node): New.
7651 (cgraph_only_called_directly_or_aliased_p,
7652 varpool_can_remove_if_no_refs, varpool_all_refs_explicit_p): Update.
7653 * ipa-cp.c (ipcp_generate_summary): Remove out of date assert.
7654 * cgraphunit.c (cgraph_decide_is_function_needed): rewrite.
7655 (cgraph_add_new_function): Update.
7656 (cgraph_mark_if_needed): Update.
7657 (verify_cgraph_node): Update.
7658 (cgraph_analyze_function): Alias target is reachable.
7659 (process_function_and_variable_attributes): Update: externally_visible
7660 flag makes function reachable.
7661 (cgraph_analyze_functions): Update dumping.
7662 * lto-cgraph.c (lto_output_node, lto_output_varpool_node,
7663 input_overwrite_node, input_varpool_node): Update streaming.
7664 * lto-streamer-out.c (produce_symtab): Use force_output.
7665 * ipa.c (process_references): Weakrefs must be processed.
7666 (cgraph_remove_unreachable_nodes): Likewise; update for new
7668 (varpool_externally_visible_p): Weakrefs are externally visible
7669 even if they are not.
7670 (function_and_variable_visibility): Update; when processing alias
7671 pair force the targets to be output.
7672 (whole_program_function_and_variable_visility): Use
7673 mark_reachable_node.
7674 * trans-mem.c (ipa_tm_mark_needed_node): Remove
7675 (ipa_tm_mark_force_output_node): New function.
7676 (ipa_tm_create_version_alias, ipa_tm_create_version): Update.
7677 * gimple-fold.c (can_refer_decl_in_current_unit_p): Be lax about
7679 * varasm.c (mark_decl_referenced): Update.
7680 (find_decl_and_mark_needed): Remove.
7681 (find_decl): New function.
7682 (weak_finish, finish_aliases_1, assemble_alias): Update; do not mark
7683 alias targets as needed.
7684 (dump_tm_clone_pairs): Update.
7685 * tree-inline.c (copy_bb): Update check.
7686 * symtab.c (dump_symtab_base): Dump force_output.
7687 * tree-ssa-structalias.c (ipa_pta_execute): Use force_output.
7688 * passes.c (execute_todo): Fix dumping.
7689 * varpool.c (decide_is_variable_needed, varpool_finalize_decl): Update.
7690 (varpool_analyze_pending_decls): Alias target is reachable.
7691 (varpool_create_variable_alias): Finalize weakrefs.
7693 2012-04-20 Jakub Jelinek <jakub@redhat.com>
7696 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP,
7697 UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Define.
7698 * alias.c (init_alias_targets): Use UNIQUE_BASE_VALUE_*
7699 macros instead of constants.
7700 * dse.c (record_store): Check for SP ADDRESS by comparing
7701 XWINT to UNIQUE_BASE_VALUE_SP instead of expecting
7702 XEXP to be stack_pointer_rtx.
7704 2012-04-20 Richard Guenther <rguenther@suse.de>
7706 * tree-ssa-copy.c (propagate_tree_value_into_stmt): Use
7707 update_call_from_tree when propagating into a call.
7709 2012-04-20 Alan Modra <amodra@gmail.com>
7711 * config/rs6000/rs6000.c (rs6000_emit_savres_rtx): Formatting.
7712 (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise. Rename
7713 sp_offset to frame_off. Move world save code earlier.
7715 2012-04-20 Richard Guenther <rguenther@suse.de>
7717 PR tree-optimization/53050
7718 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine):
7719 Do only one transform on COND_EXPRs at the same time.
7721 2012-04-19 Jan Hubicka <jh@suse.cz>
7723 * symtab.c (dump_symtab_base): Revert accidental checkin.
7725 2012-04-20 Alan Modra <amodra@gmail.com>
7728 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
7729 static chain, set REST_INLINE_FPRS too.
7731 2012-04-20 Thomas Schwinge <thomas@codesourcery.com>
7733 * tree-dump.c (dequeue_and_dump) <BIT_FIELD_REF>: Dump the three child
7736 2012-04-20 Richard Guenther <rguenther@suse.de>
7738 * tree-vect-loop.c (vect_analyze_loop_operations): Do not vectorize
7739 loops that can never run more often than the vectorization factor.
7741 2012-04-19 Jan Hubicka <jh@suse.cz>
7743 * symtab.c (dump_symtab_base): Fix dumping of asm lists.
7745 2012-04-19 David Edelsohn <dje.gcc@gmail.com>
7747 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
7749 2012-04-19 Jim Meyering <meyering@redhat.com>
7751 * genmodes.c (make_complex_modes): Avoid unnecessary use of strncpy.
7752 We verified above that the string(including trailing NUL) fits in buf,
7755 2012-04-19 Richard Guenther <rguenther@suse.de>
7757 * symtab.c (dump_symtab_base): Use TREE_STRING_POINTER
7758 for dumping DECL_SECTION_NAME.
7760 2012-04-19 Michael Matz <matz@suse.de>
7763 * tree.h (VECTOR_CST_NELTS): Use part number of types again.
7764 (struct tree_vector): Adjust GTY length.
7765 * tree.c (make_vector_stat): Don't set VECTOR_CST_NELTS.
7767 * gengtype.c (struct walk_type_data): Add in_record_p and loopcounter
7769 (walk_type, <TYPE_POINTER, TYPE_ARRAY>): Handle case where our
7770 caller emitted the length calulation already.
7771 (walk_type, <TYPE_UNION, TYPE_STRUCT>): Emit length calculations
7772 before handling any of the fields for structs.
7774 2012-04-19 Richard Guenther <rguenther@suse.de>
7776 PR tree-optimization/53031
7777 * tree-vrp.c (adjust_range_with_scev): Revert back to
7778 using max_loop_iterations.
7780 2012-04-19 Michael Matz <matz@suse.de>
7782 * diagnostic.c (emit_diagnostic): Move va_end call after user
7784 (warning, warning_at, pedwarn, permerror): Ditto.
7786 2012-04-19 Richard Guenther <rguenther@suse.de>
7788 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
7791 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
7794 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
7795 the case *(X+const).
7797 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7799 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
7801 2012-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
7804 * stmt.c (warn_if_unused_value): Skip NOP_EXPR.
7805 * convert.c (convert_to_integer): Don't set TREE_NO_WARNING.
7807 2012-04-19 Richard Guenther <rguenther@suse.de>
7809 PR rtl-optimization/44688
7810 * loop-iv.c (determine_max_iter): Only return max_iter.
7811 (iv_number_of_iterations): Also use the recorded loop bound
7812 on the maximum number of iterations.
7813 * loop-unroll.c (decide_unroll_runtime_iterations): Use
7814 max_iter to avoid unrolling loops that do not roll.
7815 (decide_unroll_stupid): Likewise.
7817 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
7819 * targhooks.c (default_case_values_threshold): Fix code style nit.
7821 * stmt.c (add_case_node, expand_case): Move logic to remove/reduce
7822 case range and type folding from here...
7823 * gimplify.c (gimplify_switch_expr): ... to here. Expect NULL_TREE
7824 type, as documented in tree.def.
7826 2012-04-18 Jan Hubicka <jh@suse.cz>
7828 * cgraph.h (verify_symtab, verify_symtab_node, verify_symtab_base):
7830 * cgraphunit.c (verify_cgraph_node): Verify symtab base; do not verify
7831 cgraph hash and same comdat groups.
7832 (cgraph_optimize): Verify symbol table.
7833 * ipa.c (cgraph_remove_unreachable_nodes): Verify symbol table.
7834 (dissolve_same_comdat_group_list): Work on symtab nodes.
7835 (function_and_variable_visibility): Dissolve variable same comdat group
7837 * symtab.c: Include timevar.h
7838 (verify_symtab_base, verify_symtab_node, verify_symtab): New functions.
7840 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
7842 * tree-switch-conversion.c (info): Remove global pass info.
7843 (check_range, check_process_case, check_final_bb, create_temp_arrays,
7844 free_temp_arrays, gather_default_values, build_constructors,
7845 array_value_type, build_one_array, build_arrays, gen_def_assigns,
7846 fix_phi_nodes, gen_inbound_check): Pass info around from ...
7847 (process_switch): ... here. Unify message format. Return a const
7848 char pointer to the failure reason message.
7849 (do_switchconv): Unify message format. Update process_switch usage.
7851 * tree.def (CASE_LABEL_EXPR): Fix documentation, mention all operands.
7852 * tree-cfg.c (edge_to_cases): Fix documentation.
7854 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
7856 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
7858 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7860 PR tree-optimization/52976
7861 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): Delete.
7862 (possibly_move_powi): New function.
7863 (rewrite_expr_tree): Call possibly_move_powi.
7864 (rewrite_expr_tree_parallel): Likewise.
7865 (attempt_builtin_powi): Change call of add_to_ops_vec_max_rank to
7866 call add_to_ops_vec instead.
7868 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7870 PR tree-optimization/52976
7871 * tree-ssa-reassoc.c (stmt_is_power_of_op): New function.
7872 (decrement_power): Likewise.
7873 (propagate_op_to_single_use): Likewise.
7874 (zero_one_operation): Handle __builtin_pow* calls in linearized
7875 expression trees; factor logic into propagate_op_to_single_use.
7876 (undistribute_ops_list): Allow operands with repeat counts > 1.
7878 2012-04-18 Richard Guenther <rguenther@suse.de>
7880 PR tree-optimization/44688
7881 * cfgloop.h (record_niter_bound): Declare.
7882 * tree-ssa-loop-niter.c (record_niter_bound): Export.
7883 Update the estimation with the upper bound here...
7884 (estimate_numbers_of_iterations_loop): ... instead of here.
7885 Do not forcefully reset a recorded upper bound.
7886 * tree-vect-loop-manip.c (vect_do_peeling_for_alignment):
7887 Record the maximum number of loop iterations of the prologue loop.
7889 2012-04-18 Jan Hubicka <jh@suse.cz>
7891 * lto-symtab.c (lto_cgraph_replace_node): Update.
7892 * cgraphbuild.c (record_reference, record_type_list,
7893 record_eh_tables, mark_address, mark_load, mark_store): Update.
7894 * cgraph.c (cgraph_same_body_alias, dump_cgraph_node,
7895 cgraph_create_virtual_clone, cgraph_for_node_thunks_and_aliases):
7897 * cgraph.h (symtab_node_def, symtab_node, const_symtab_node): Remove.
7898 (cgraph_alias_aliased_node, varpool_alias_aliased_node): Update.
7899 * reload.c: Fix typo in comment.
7900 * rtlanal.c: Likewise.
7901 * tree-emultls.c (gen_emutls_addr): Update.
7902 * ipa-reference.c (analyze_function): Update.
7903 * cgraphunit.c (cgraph_analyze_function,
7904 cgraph_process_same_body_aliases, assemble_thunks_and_aliases):
7906 * ipa-ref.c (ipa_record_reference): Reorg to avoid reference types.
7907 (ipa_remove_reference): Likewise.
7908 (ipa_remove_all_refering): Rename to ...
7909 (ipa_remove_all_referring): ... this one; update.
7910 (ipa_dump_references): Update.
7911 (ipa_dump_referring): Update.
7912 (ipa_clone_references): Update.
7913 (ipa_clone_refering): Rename to ...
7914 (ipa_clone_referring): ... this one; update.
7915 (ipa_ref_cannot_lead_to_return): Update.
7916 (ipa_ref_has_aliases_p): Update.
7917 * ipa-ref.h (symtab_node_def, symtab_node, const_symtab_node): New
7919 (ipa_ref_type): Remove.
7920 (ipa_ref_ptr_u): Remove.
7921 (ipa_ref): Remove referencing, refered, refered_index, refering_type
7922 and refered_type; add referring, referred and referred_index.
7923 (ipa_ref_list): Rename refering to referring.
7924 (ipa_record_reference, ipa_remove_all_referring, ipa_dump_referring,
7925 ipa_clone_references, ipa_clone_referring): Update prototypes.
7926 * lto-cgraph.c (referenced_from_other_partition_p): Update.
7927 (lto_output_ref): Update.
7928 (add_references): Update.
7929 (input_varpool_node): Update.
7930 (input_refs): Update.
7931 * ipa-ref-inline.h (ipa_ref_node): Update.
7932 (ipa_ref_varpool_node): Update.
7933 (ipa_ref_referring_node): Update.
7934 (ipa_ref_referring_varpool_node): Update.
7935 (ipa_ref_referring_ref_list): Update.
7936 (ipa_ref_referred_ref_list): Update.
7937 (ipa_ref_list_first_referring): Update.
7938 (ipa_empty_ref_list): Update.
7939 (ipa_ref_list_refering_iterate): Rename to ...
7940 (ipa_ref_list_referring_iterate): ... this one.
7941 * cse.c: Update comment.
7942 * ipa-utils.c (ipa_reverse_postorder): Update.
7943 * tree-ssa-alias.c: Update.
7944 * ipa-inline.c (reset_edge_caches): Update.
7945 (update_caller_keys): Update.
7946 * ipa-inline.h: Update comments.
7947 * jump.c: Update comment.
7948 * alias.c: Likewise.
7949 * ipa.c (process_references): Update.
7950 (cgraph_remove_unreachable_nodes): Likewise.
7951 (ipa_discover_readonly_nonaddressable_var): Likewise.
7952 (cgraph_address_taken_from_non_vtable_p): Likewise.
7953 * trans-mem.c (ipa_tm_execute): Update.
7954 * simplify-rtx.c: Fix comment.
7955 * rtl.c: Fix comment.
7956 * symtab.c (symtab_unregister_node): Update.
7957 * varpool.c (dump_varpool_node): Update.
7958 (varpool_analyze_pending_decls): Update.
7959 (assemble_aliases): Update.
7960 (varpool_for_node_and_aliases): Update.
7962 2012-04-18 Richard Guenther <rguenther@suse.de>
7964 * cfgloop.h (estimate_numbers_of_iterations_loop): Remove
7965 use_undefined_p parameter.
7966 * tree-flow.h (estimate_numbers_of_iterations): Likewise.
7967 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
7969 (estimate_numbers_of_iterations): Likewise.
7970 (estimated_loop_iterations): Adjust.
7971 (max_loop_iterations): Likewise.
7972 (scev_probably_wraps_p): Likewise.
7973 * tree-ssa-loop.c (tree_ssa_loop_bounds): Likewise.
7974 * tree-vrp.c (adjust_range_with_scev): Use max_stmt_executions,
7975 not max_loop_iterations.
7976 (execute_vrp): Remove explicit number of iterations estimation.
7978 2012-04-18 Enkovich Ilya <ilya.enkovich@intel.com>
7980 * config/i386/linux-common.h: New.
7982 * config.gcc: Add i386/linux-common.h before
7983 all i386/linux.h and i386/linux64.h usages.
7985 * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): New.
7986 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
7987 * config/i386/gnu-user64.h: Likewise.
7989 * config/i386/gnu-user.common.h (GNU_USER_TARGET_CC1_SPEC): New.
7990 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC.
7991 (GNU_USER_TARGET_MATHFILE_SPEC): New.
7992 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC.
7994 2012-04-18 Jan Hubicka <jh@suse.cz>
7996 * cgraph.c (cgraph_node_name): Remove.
7997 (dump_cgraph_node): Use dump_symtab_base; reformat.
7998 * cgraph.h (symtab_node_asm_name, symtab_node_name, dump_symtab,
7999 debug_symtab, dump_symtab_node, debug_symtab_node, dump_symtab_base):
8001 (cgraph_node_name, varpool_node_name): Remove.
8002 (cgraph_node_asm_name, varpool_node_asm_name,
8003 cgraph_node_name, varpool_node_name): New.
8004 * tree-pass.h (TODO_dump_cgraph): Rename to ...
8005 (TODO_dump_symtab): ... this one.
8006 * ipa-cp (pass_ipa_cp): Update.
8007 * ia-reference.c (generate_summary, read_write_all_from_decl,
8008 propagate, ipa_reference_read_optimization_summary): Update.
8009 * cgraphunit.c (cgraph_analyze_functions): Update.
8010 (cgraph_optimize): Update.
8011 * ipa-ref.c (ipa_dump_references): Update.
8012 (ipa_dump_refering): Update.
8013 * ipa-inline.c (pass_ipa_inline): Update.
8014 * matrix-reorg.c (pass_ipa_matrix_reorg): Update.
8015 * ipa.c (pass_ipa_function_visibility,
8016 pass_ipa_whole_program_visibility): Update.
8017 * tree-sra.c (pass_early_ipa_sra): Update.
8018 * symtab.c: Include langhooks.h
8019 (symtab_node_asm_name): New.
8020 (symtab_node_name): New.
8021 (symtab_type_names): New static var.
8022 (dump_symtab_base): New.
8023 (dump_symtab_node, dump_symtab): New.
8024 (debug_symtab_node, debug_symtab): New.
8025 * tree-ssa-structalias.c: Dump symbol table.
8026 * pases.c (execute_todo): Handle TODO_dump_symtab instead
8027 of TODO_dump_cgraph.
8028 * varpoo.c (varpool_node_name): Remove.
8029 (dump_varpool_node): Use dump_symtab_base; reformat.
8031 2012-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
8033 * doc/invoke.texi (Language Independent Options): @item should be
8036 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
8039 * rtl.c (rtx_code_size): Handle ADDRESS.
8041 2012-04-17 Tom de Vries <tom@codesourcery.com>
8043 * tree-iterator.c (append_to_statement_list_1): Handle case that *list_p
8046 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
8049 * config/i386/sync.md (atomic_<code><mode>): Rename to
8050 atomic_<logic><mode>.
8052 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
8054 * rtl.def (ADDRESS): Turn operand into a HOST_WIDE_INT.
8055 * alias.c (reg_base_value): Expand and update comment.
8056 (arg_base_value): New variable.
8057 (unique_id): Move up file.
8058 (unique_base_value, unique_base_value_p, known_base_value_p): New.
8059 (find_base_value): Use arg_base_value and known_base_value_p.
8060 (record_set): Document REG_NOALIAS handling. Use unique_base_value.
8061 (find_base_term): Use known_base_value_p.
8062 (base_alias_check): Use unique_base_value_p.
8063 (init_alias_target): Initialize arg_base_value. Use unique_base_value.
8064 (init_alias_analysis): Use 1 as the first id for REG_NOALIAS bases.
8066 2012-04-17 Pat Haugen <pthaugen@us.ibm.com>
8068 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Remove DImode.
8070 2012-04-17 Michael Matz <matz@suse.de>
8072 PR tree-optimization/18437
8073 * tree-vectorizer.h (_stmt_vec_info.stride_load_p): New member.
8074 (STMT_VINFO_STRIDE_LOAD_P): New accessor.
8075 (vect_check_strided_load): Declare.
8076 * tree-vect-data-refs.c (vect_check_strided_load): New function.
8077 (vect_analyze_data_refs): Use it to accept strided loads.
8078 * tree-vect-stmts.c (vectorizable_load): Ditto and handle them.
8080 2012-04-17 Richard Guenther <rguenther@suse.de>
8083 * tree-eh.c (cleanup_empty_eh_merge_phis): Properly discard
8084 loops when redirecting an entry or latch edge.
8086 2012-04-17 Bernd Schmidt <bernds@codesourcery.com>
8088 * sel-sched.c (sel_global_init): Revert previous change.
8090 2012-04-17 Richard Guenther <rguenther@suse.de>
8092 * tree-flow.h (array_at_struct_end_p): Move declaration ...
8093 * tree.h (array_at_struct_end_p): ... here.
8094 * tree-ssa-loop-niter.c (array_at_struct_end_p): Move ...
8095 * expr.c (array_at_struct_end_p): ... here. Rewrite.
8097 2012-04-17 Steven Bosscher <steven@gcc.gnu.org>
8099 * stmt.c (cost_table_, use_cost_table, cost_table_initialize,
8100 COST_TABLE): Remove.
8101 (estimate_case_costs): Remove.
8102 (expand_case): Do not call estimate_case_costs
8103 to set use_cost_table.
8104 (balance_case_nodes): Do not use use_cost_table.
8106 2012-04-16 Jan Hubicka <jh@suse.cz>
8108 * cgraph.c (cgraph_hash, assembler_name_hash): Remove.
8109 (hash_node, eq_node): Remove.
8110 (cgraph_create_node): Do not handle hashtable.
8111 (cgraph_get_node): Remove.
8112 (cgraph_insert_node_to_hashtable): Remove.
8113 (hash_node_by_assembler_name): Remove.
8114 (eq_assembler_name): Remove.
8115 (cgraph_node_for_asm): Rewrite.
8116 (cgraph_find_replacement_node): Break out from ...
8117 (cgraph_remove_node): ... here; do not maintain hashtables.
8118 (change_decl_assembler_name): Remove.
8119 (cgraph_clone_node): Do not maintain hashtables.
8120 * cgraph.h (const_symtab_node): New typedef.
8121 (cgraph_insert_node_to_hashtable): Remove.
8122 (symtab_get_node, symtab_node_for_asm,
8123 symtab_insert_node_to_hashtable): Declare.
8124 (cgraph_find_replacement_node): Declare.
8125 (cgraph_get_node, varpool_get_node): Turn into inlines.
8126 (cgraph, varpool): Work sanely on NULL pointers.
8127 (FOR_EACH_SYMBOL): New walker.
8128 * ipa-inline-transform.c (save_inline_function_body): Use
8129 symtab_insert_node_to_hashtable.
8130 * symtab.c: Include ggc.h and diagnostics.h
8131 (symtab_hash, assembler_name_hash): New static vars;
8132 (hash_node, eq_node, hash_node_by_assembler_name,
8133 eq_assembler_name, insert_to_assembler_name_hash,
8134 unlink_from_assembler_name_hash): New.
8135 (symtab_register_node): Update hashtables.
8136 (symtab_insert_node_to_hashtable): New.
8137 (symtab_unregister_node): Update hashtables.
8138 (symtab_get_node): New.
8139 (symtab_node_for_asm): New.
8140 (change_decl_assembler_name): New.
8141 * Makefile.in (symtab.o): Needs GTY.
8142 * varpool.c (varpool_hash): Remove.
8143 (hash_varpool_node, eq_varpool_node, varpool_get_node): Remove.
8144 (varpool_node): Rewrite using varpool_get_node.
8145 (varpool_remove_node): DO not maintain hashtables.
8146 (varpool_node_for_asm): Rewrite.
8148 2012-04-16 Sandra Loosemore <sandra@codesourcery.com>
8150 * doc/invoke.texi: Copy-edit to put verbs in the present tense
8151 when describing the current behavior of GCC.
8153 2012-04-16 Richard Sandiford <rdsandiford@googlemail.com>
8155 * genemit.c (gen_exp): Remove ADDRESS handling.
8156 * genoutput.c (scan_operands): Likewise.
8157 * genpeep.c (match_rtx): Likewise.
8158 * genrecog.c (add_to_sequence): Likewise.
8160 2012-04-16 David Edelsohn <dje.gcc@gmail.com>
8162 * doc/install.texi (Specific, *-ibm-aix*): Update assembler bug status.
8164 2012-04-16 Martin Jambor <mjambor@suse.cz>
8166 * tree-sra.c (build_ref_for_model): Create COMPONENT_REFs only for
8169 2012-04-16 Ulrich Weigand <ulrich.weigand@linaro.org>
8172 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
8173 hints for 'A' operand types.
8175 2012-04-16 Jan Hubicka <jh@suse.cz>
8177 * cgraph.h (symtab_node_base): Add next and previous pointers.
8178 (cgraph_node): Remove next and preivous pointers.
8179 (varpool_node): Likewise; remove next/previous GTY marker;
8180 it is not type safe.
8181 (symtab_node_def): Update GTY marker
8182 (x_cgraph_nodes, cgraph_nodes): Remove.
8183 (symtab_nodes): New function.
8184 (cgraph_order): Rename to ...
8185 (symtab_order): ... this one.
8186 (symtab_register_node, symtab_unregister_node, symtab_remove_node):
8188 (x_varpool_nodes, varpool_nodes): Remove.
8189 (FOR_EACH_STATIC_VARIABLE): Update.
8190 (symtab_function_p, symtab_variable_p): New function.
8191 (FOR_EACH_VARIABLE): Update.
8192 (varpool_first_variable, varpool_next_variable): New functions.
8193 (FOR_EACH_VARIABLE): Update.
8194 (cgraph_first_defined_function): Update.
8195 (cgraph_next_defined_function, cgraph_next_defined_function): Update.
8196 (FOR_EACH_DEFINED_FUNCTION, FOR_EACH_FUNCTION): Update.
8197 (cgraph_first_function, cgraph_next_function): New.
8198 (FOR_EACH_FUNCTION): Update.
8199 (cgraph_first_function_with_gimple_body,
8200 cgraph_next_function_with_gimple_body): Update.
8201 * symtab.c: New file.
8202 * cgraph.c: Update copyright dates.
8203 (x_cgraph_nodes, cgraph_order): Remove.
8204 (NEXT_FREE_NODE): Update.
8205 (SET_NEXT_FREE_NODE): New.
8206 (cgraph_create_node_1): Remove common code.
8207 (cgraph_create_node): Remove common code; call symtab_register_node.
8208 (cgraph_remove_node): Remove common code; call symtab_unregister-node.
8209 (cgraph_add_asm_node): Update.
8210 (cgraph_clone_node): Register new node.
8211 * cgraphunit.c (process_function_and_variable_attributes): Update.
8212 (cgraph_analyze_functions): Update.
8213 (cgraph_analyze_functions): Update.
8214 (cgraph_output_in_order): Update.
8215 * lto-cgraph.c (input_node, input_varpool_node, input_cgraph_1):
8217 * ipa-inline.c (recursive_inlining): Update.
8218 * lto-streamer-in.c (lto_input_toplevel_asms): Update.
8219 * ipa.c (cgraph_remove_unreachable_nodes): Update.
8220 * Makefile.in: Add symtab.o
8221 * varpool.c (x_varpool_nodes): Remove
8222 (varpool_node): Remove common code; call symtab_register_node.
8223 (varpool_remove_node): Remove common code; call symtab_unregister_node.
8225 2012-04-16 Richard Guenther <rguenther@suse.de>
8228 * tree.h (VECTOR_CST_NELTS): Adjust.
8229 (struct tree_vector): Add explicit length field.
8230 (make_vector_stat): Declare.
8231 (make_vector): Define.
8232 * tree.c (make_vector_stat): New function.
8233 (build_vector_stat): Use it.
8234 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
8236 2012-04-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8238 PR tree-optimization/52976
8239 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): New function.
8240 (undistribute_ops_list): Ops with repeat counts aren't eligible for
8242 (attempt_builtin_powi): Call add_to_ops_vec_max_rank.
8244 2012-04-16 Jan Hubicka <jh@suse.cz>
8246 * cgraph.h (FOR_EACH_VARIABLE, FOR_EACH_VARIABLE, FOR_EACH_FUNCTION):
8248 * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Use FOR_EACH
8249 walkers to walk cgraph and varpool.
8250 * cgraph.c (cgraph_node_for_asm): Likewise.
8251 (dump_cgraph): Likewise.
8252 * value-prof.c (init_node_map): Likewise.
8253 * tree.c (free_lang_data_in_cgraph): Likewise.
8254 * tree-emutls.c: (ipa_lower_emutls): Likewise.
8255 * ipa-reference.c (generate_summary, propagate): Likewise.
8256 * cgraphunit.c (verify_cgraph, cgraph_process_same_body_aliases,
8257 cgraph_mark_functions_to_output, cgraph_output_in_order,
8258 output_weakrefs, cgraph_materialize_all_clones,
8259 cgraph_optimize): Likewise.
8260 * lto-cgraph.c (merge_profile_summaries): Likewise.
8261 (input_cgraph): Likewise.
8262 * ipa-pure-const.c (generate_summary): Likewise.
8263 (propagate): Likwise.
8264 * ipa-utils.c (ipa_reduced_postorder): Likewise.
8265 (ipa_free_postorder_info): Likewise.
8266 (ipa_reverse_postorder): Likewise.
8267 * ipa-inline.c (ipa_inline): Likewise.
8268 * matrix-reorg.c (find_matrices_decl): Likewise.
8269 (matrix_reorg): Likewise.
8270 * tree-vectorizer.c (increase_alignment): Likewise.
8271 * ipa.c (cgraph_remove_unreachable_nodes): Likewise.
8272 (function_and_variable_visibility): Likewise.
8273 (whole_program_function_and_variable_visibility): Likewise.
8274 (ipa_cdtor_merge): Likewise.
8275 * trans-mem.c (ipa_tm_execute): Likewise.
8276 * ipa-inline-analysis.c (dump_inline_summaries): Likewise.
8277 * ipa-prop.c (ipa_print_all_jump_functions): Likewise.
8278 (ipa_print_all_params): Likewise.
8279 (ipa_update_after_lto_read): Likewise.
8280 * tree-profie.c (tree_profiling): Likewise.
8281 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
8282 * passes.c (dump_passes): Likewise.
8283 (do_per_function): Likewise.
8284 (ipa_write_summaries): Likewise.
8285 * varpool.c (dump_varpool): Likewise.
8286 (varpool_node_for_asm): Likewise.
8287 (varpool_assemble_pending_decls): Likewise.
8289 2012-04-16 Richard Guenther <rguenther@suse.de>
8291 PR tree-optimization/52975
8292 * tree-if-conv.c (predicate_bbs): Do not simplify inverted
8293 condition but always mark it with TRUTH_NOT_EXPR.
8295 2012-04-16 Richard Guenther <rguenther@suse.de>
8297 PR tree-optimization/52975
8298 * tree-ssa-forwprop.c (combine_cond_exprs): New function.
8299 (ssa_forward_propagate_and_combine): Call it for COND_EXPRs
8300 and VEC_COND_EXPRs. Also combine into VEC_COND_EXPRs condition.
8301 * fold-const.c (operand_equal_p): Handle TARGET_MEM_REF.
8303 2012-04-14 Uros Bizjak <ubizjak@gmail.com>
8305 * config/i386/sse.md (ssse3_plusminus): New code iterator.
8306 (avx2_ph<plusminus_mnemonic>wv16hi3): Macroize insn from
8307 avx2_ph{add,adds,sub,subs}wv16hi3 using ssse3_plusminus code iterator.
8308 (ssse3_ph<plusminus_mnemonic>wv8hi3): Macroize insn from
8309 ssse3_ph{add,adds,sub,subs}wv8hi3 using ssse3_plusminus code iterator.
8310 (ssse3_ph<plusminus_mnemonic>wv4hi3): Macroize insn from
8311 ssse3_ph{add,adds,sub,subs}wv4hi3 using ssse3_plusminus code iterator.
8313 (avx2_ph<plusminus_mnemonic>dv8si3): Macroize insn from
8314 avx2_ph{add,adds,sub,subs}dv8si3 using plusminus code iterator.
8315 (ssse3_ph<plusminus_mnemonic>dv4si3): Macroize insn from
8316 ssse3_ph{add,adds,sub,subs}dv4si3 using plusminus code iterator.
8317 (ssse3_ph<plusminus_mnemonic>dv2si3): Macroize insn from
8318 ssse3_ph{add,adds,sub,subs}dv2si3 using plusminus code iterator.
8320 (xop_plus): New code iterator.
8321 (macs): New code attribute.
8323 (xop_p<macs><ssemodesuffix><ssemodesuffix>): Macroize insn from
8324 xop_pmacs{,s}{ww,dd} using xop_plus code iterator and VI24_128 mode
8326 (xop_p<macs>dql): Macroize insn from xop_pmacs{,s}dql using
8327 xop_plus code iterator.
8328 (xop_p<macs>dqh): Macroize insn from xop_pmacs{,s}dqh using
8329 xop_plus code iterator.
8330 (xop_p<macs>wd): Macroize insn from xop_pmacs{,s}wd using
8331 xop_plus code iterator.
8332 (xop_p<madcs>wd): Macroize insn from xop_pmadcs{,s}wd using
8333 xop_plus code iterator.
8335 (xop_phadd<u>bw): Macroize insn from xop_phadd{,u}bw usign
8336 any_extend code iterator.
8337 (xop_phadd<u>bd): Macroize insn from xop_phadd{,u}bd usign
8338 any_extend code iterator.
8339 (xop_phadd<u>bq): Macroize insn from xop_phadd{,u}bq usign
8340 any_extend code iterator.
8341 (xop_phadd<u>wd): Macroize insn from xop_phadd{,u}wd usign
8342 any_extend code iterator.
8343 (xop_phadd<u>wq): Macroize insn from xop_phadd{,u}wq usign
8344 any_extend code iterator.
8345 (xop_phadd<u>dq): Macroize insn from xop_phadd{,u}dq usign
8346 any_extend code iterator.
8348 2012-04-14 Tom de Vries <tom@codesourcery.com>
8350 * cfgcleanup.c (try_optimize_cfg): Replace call to delete_insn_chain by
8351 call to delete_insn. Remove code to reorder BASIC_BLOCK note and
8352 DELETED_LABEL note, and move it to ...
8353 * cfgrtl.c (delete_insn): ... here. Change return type to void.
8354 (delete_insn_and_edges): Likewise.
8355 (delete_insn_chain): Handle new return type of delete_insn. Delete
8356 chain backwards rather than forwards.
8357 * rtl.h (delete_insn, delete_insn_and_edges): Change return type to
8359 * cfglayout.c (fixup_reorder_chain): Delete unused label.
8361 2012-04-14 Jan Hubicka <jh@suse.cz>
8363 * cgraph.h: Update copyrights;
8364 (symtab_node): Turn to union typedef.
8365 (symtab_node_base): New structure.
8366 (symtab_type): Add SYMTAB_SYMBOL tag.
8367 (cgraph_node): Annotate some pinters with nested_ptr.
8368 (varpool_node): Likewise.
8369 (cgraph_local_info): Remove lto_file_data
8370 and externally_visible.
8371 (cgraph_node): Remove decl; same_comdat_group list;
8372 aux; ref_list; order; address_taken; reachable_from_other_parittion,
8373 in_other_partition; resolution.
8374 (varpool_node): Remove decl; same_comdat_group;
8375 ref_list; lto_file_data; aux; order; resolution; externally_visible;
8376 used_from_other_partition; in_other_partition.
8377 (symtab_node_def): New union.
8378 (cgraph, varpool): Update.
8379 (varpool_first_static_initializer, varpool_next_static_initializer,
8380 cgraph_only_called_directly_or_aliased_p,
8381 varpool_can_remove_if_no_refs, varpool_can_remove_if_no_refs,
8382 varpool_all_refs_explicit_p, cgraph_alias_aliased_node,
8383 varpool_alias_aliased_node, cgraph_edge_recursive_p): Update
8385 * cgraph.c: Likewise.
8386 (cgraph_hash, assembler_name_hash): Turn into symtab_node.
8387 * cgraphbuild.c: Likewise.
8388 * lto-symtab.c: Likewise.
8389 * c-gimplify.c: Likewise.
8390 * value-prof.c: Likewise.
8392 * ipa-cp.c: Likewise.
8393 * tree-emutls.c: Likewise.
8394 * ipa-inline-transform.c: Likwise.
8395 * ipa-reference.c: Likewise.
8396 * cgraphunit.c: Likewise.
8397 * ipa-ref.c: Likewise.
8398 * lto-cgraph.c: Likewise.
8399 * ipa-ref-inline.h: Likewise.
8400 * ipa-pure-const.c: Likewise.
8401 * lto-streamer-out.c: Likewise.
8402 * ipa-utils.c: Likewise.
8403 * ipa-inline.c: Likewise.
8404 * matrix-reorg.c: Likewise.
8405 * tree-eh.c: Likewise.
8406 * tree-vectorizer.c: Likewise.
8407 * ipa-split.c: Likewise.
8409 * trans-mem.c: Likewise.
8410 * ipa-inline-analysis.c: Likewise.
8411 * gimplify.c: Likewise.
8412 * cfgexpand.c: Likewise.
8413 * tree-sra.c: Likewise.
8414 * ipa-prop.c: Likewise.
8415 * varasm.c: Likewise.
8416 * tree-nested.c: Likewise.
8417 * tree-inline.c: Likewise.
8418 * tree-profile.c: Likewise.
8419 * tree-ssa-structalias.c: Likewise.
8420 * passes.c: Likewise.
8421 * varpool.c: Likewise.
8423 2012-04-14 Tom de Vries <tom@codesourcery.com>
8425 * tree-ssa-tail-merge.c (stmt_local_def): New function, factored out of
8426 same_succ_hash, with local_def inlined. Use SINGLE_SSA_DEF_OPERAND.
8427 Use FOR_EACH_IMM_USE_FAST instead of FOR_EACH_IMM_USE_STMT. Remove use
8429 (gsi_advance_fw_nondebug_nonlocal): New function.
8430 (local_def): Removed function.
8431 (same_succ_hash): Use stmt_local_def.
8432 (same_succ_equal): Use gsi_advance_fw_nondebug_nonlocal.
8433 (gsi_advance_bw_nondebug_nonlocal): Use stmt_local_def.
8435 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
8437 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
8438 and __ILP32__ for x32.
8440 2012-04-13 Martin Jambor <mjambor@suse.cz>
8443 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
8444 fold_ctor_reference returns a zero constant.
8446 2012-04-13 Enkovich Ilya <ilya.enkovich@intel.com>
8448 * config.gcc: Add i386/gnu-user-common.h before all
8449 i386/gnu-user.h and i386/gnu-user64.h usages.
8451 * config/i386/gnu-user-common.h: New.
8453 * config/i386/gnu-user.h (CPP_SPEC): Moved to gnu-user-common.h.
8454 (CC1_SPEC): Likewise.
8455 (ENDFILE_SPEC): Likewise.
8456 (DEFAULT_PCC_STRUCT_RETURN): Likewise.
8457 (TARGET_TLS_DIRECT_SEG_REFS_DEFAULT): Likewise.
8458 (TARGET_OS_CPP_BUILTINS): Likewise.
8459 (LIBGCC2_HAS_TF_MODE): Likewise.
8460 (LIBGCC2_TF_CEXT): Likewise.
8461 (TF_SIZE): Likewise.
8462 (TARGET_ASM_FILE_END): Likewise.
8463 (STACK_CHECK_MOVING_SP): Likewise.
8464 (STACK_CHECK_STATIC_BUILTIN): Likewise.
8465 * config/i386/gnu-user64.h: Likewise.
8467 2012-04-13 Martin Jambor <mjambor@suse.cz>
8469 * expr.c (expand_expr_real_1): Pass type, not the expression, to
8470 set_mem_attributes for a memory temporary. Do not call the function
8471 for the memory temporary created for a bitfield.
8473 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
8476 * df.h (enum debug_temp_where): New.
8477 (dead_debug_init, dead_debug_finish) Declare.
8478 (dead_debug_add, dead_debug_insert_temp): Declare.
8479 (struct dead_debug_use, struct dead_debug): Moved from...
8480 * df-problems.c: ... here.
8481 (df_set_unused_notes_for_mw): Bind debug uses of unused regno
8483 (df_create_unused_note): Likewise.
8484 (df_set_dead_notes_for_mw): Move comment where it belongs.
8485 (dead_debug_init): Export.
8486 (dead_debug_reset_uses): New, factored out of...
8487 (dead_debug_finish): ...this. Export.
8488 (dead_debug_reset): Remove.
8489 (dead_debug_add): Export.
8490 (dead_debug_insert_before): Rename to...
8491 (dead_debug_insert_temp): ... this. Add where argument. Export.
8492 Locate stored value for BEFORE_WITH_VALUE. Avoid repeat inserts.
8493 Return insertion count.
8494 (df_note_bb_compute): Adjust.
8495 * dce.c (word_dce_process_block): Adjust dead debug uses.
8496 (dce_process_block): Likewise.
8498 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
8500 * df-problems.c (df_note_bb_compute): Do not take note of
8501 debug uses for whose REGs we won't emit DEAD or UNUSED notes.
8503 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
8506 * var-tracking.c (expand_depth): New type.
8507 (onepart_aux, expand_loc_callback_data): Change depth type to it.
8508 (loc_exp_dep_alloc): Adjust initializer.
8509 (update_depth): Use new type. Add entryvals.
8510 (vt_expand_var_loc_chain): Take note of expansions with
8511 ENTRY_VALUEs, but don't accept them right away. Run an optional
8512 second pass accepting the minimum ENTRY_VALUE count found in the
8514 (vt_expand_loc_callback, INIT_ELCD): Adjust.
8516 2012-04-13 Tom de Vries <tom@codesourcery.com>
8518 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
8519 parameters vuse and vuse_escaped.
8520 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
8521 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
8524 2012-04-13 Richard Guenther <rguenther@suse.de>
8526 PR tree-optimization/52969
8527 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
8528 the condition for the COND_EXPR and handle predicate negation
8529 by swapping the COND_EXPR arms.
8531 2012-04-13 Nick Clifton <nickc@redhat.com>
8533 * config/rl78/rl78.c (rl78_devirt_pass): Remove use of
8534 TODO_dump_func flag.
8536 2012-04-13 Andrey Belevantsev <abel@ispras.ru>
8538 PR rtl-optimization/52203
8539 PR rtl-optimization/52715
8541 Revert the 2012-03-07 fix for PR 52203.
8542 * sel-sched.c (reset_sched_cycles_in_current_ebb): Check that
8543 the insn does not modify DFA right before issuing, adjust
8544 issue_rate accordingly.
8546 2012-04-13 Richard Guenther <rguenther@suse.de>
8549 * c-typeck.c (pointer_diff): Remove bogus assert.
8551 2012-04-13 Richard Guenther <rguenther@suse.de>
8554 * convert.c (convert_to_pointer): Remove special-casing of zero.
8556 2012-04-13 Joey Ye <joey.ye@arm.com>
8558 * config/arm/constraints.md (Pe): New constraint.
8559 * config/arm/arm.md: New split for imm 256-510.
8561 2012-04-13 Terry Guo <terry.guo@arm.com>
8563 * config/arm/arm-cores.def: Added core cortex-m0plus.
8564 * config/arm/arm-tune.md: Regenerated.
8565 * config/arm/arm-tables.opt: Regenerated.
8566 * doc/invoke.texi: Added entry for cpu ARM cortex-m0plus.
8568 2012-04-13 Alan Modra <amodra@gmail.com>
8571 * config/rs6000/rs6000.c (rs6000_emit_stack_tie): Rewrite with
8572 tie regs on destination of sets. Delete forward declaration.
8573 (rs6000_emit_stack_reset): Update rs6000_emit_stack_tie calls.
8574 (rs6000_emit_prologue): Likewise.
8575 (rs6000_emit_epilogue): Likewise. Use in place of gen_frame_tie
8577 (is_mem_ref): Use tie_operand to recognise stack ties.
8578 * config/rs6000/predicates.md (tie_operand): New.
8579 * config/rs6000/rs6000.md (restore_stack_block): Generate new
8581 (restore_stack_nonlocal): Likewise.
8582 (stack_tie): Update.
8583 (frame_tie): Delete.
8585 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8587 * tree-ssa-reassoc.c (attempt_builtin_powi_stats): Change %ld to
8588 HOST_WIDE_INT_PRINT_DEC in format strings.
8590 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
8593 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
8594 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
8595 * config/i386/sse.md (UNSPEC_VPERMVAR): New.
8596 (UNSPEC_VPERMSI, UNSPEC_VPERMSF): Remove.
8597 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
8598 (avx2_permvar<mode>): Macroize insn from avx2_permvarv8sf and
8599 avx2_permvarv8si using VI4F_256 mode iterator.
8600 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
8601 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
8602 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
8603 gen_avx2_permvarv8sf.
8604 (expand_vec_perm_pshufb): Ditto.
8606 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
8609 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
8610 the list of options to enable the FCFID instruction.
8611 (TARGET_EXTRA_BUILTINS): Adjust comment.
8613 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8615 PR tree-optimization/18589
8616 * tree-ssa-reassoc.c (reassociate_stats): Add two fields.
8617 (operand_entry): Add count field.
8618 (add_repeat_to_ops_vec): New function.
8619 (completely_remove_stmt): Likewise.
8620 (remove_def_if_absorbed_call): Likewise.
8621 (remove_visited_stmt_chain): Remove feeding builtin pow/powi calls.
8622 (acceptable_pow_call): New function.
8623 (linearize_expr_tree): Look for builtin pow/powi calls and add operand
8624 entries with repeat counts when found.
8625 (repeat_factor_d): New struct and associated typedefs.
8626 (repeat_factor_vec): New static vector variable.
8627 (compare_repeat_factors): New function.
8628 (get_reassoc_pow_ssa_name): Likewise.
8629 (attempt_builtin_powi): Likewise.
8630 (reassociate_bb): Call attempt_builtin_powi.
8631 (fini_reassoc): Two new calls to statistics_counter_event.
8633 2012-04-12 Richard Guenther <rguenther@suse.de>
8635 * Makefile.in (cgraphunit.o): Add $(EXCEPT_H) dependency.
8636 * cgraph.h (tree_rest_of_compilation): Remove.
8637 * cgraph.c (cgraph_add_new_function): Move ...
8638 * cgraphunit.c (cgraph_add_new_function): ... here.
8639 (tree_rest_of_compilation): Make static.
8640 (cgraph_expand_function): Do not set cgraph_function_flags_ready.
8641 * tree-optimize.c (gate_all_optimizations, pass_all_optimizations,
8642 gate_all_early_local_passes, execute_all_early_local_passes,
8643 pass_early_local_passes, gate_all_early_optimizations,
8644 pass_all_early_optimizations): Move ...
8645 * passes.c (gate_all_optimizations, pass_all_optimizations,
8646 gate_all_early_local_passes, execute_all_early_local_passes,
8647 pass_early_local_passes, gate_all_early_optimizations,
8648 pass_all_early_optimizations): ... here.
8649 * tree-optimize.c (execute_free_datastructures): Remove.
8650 * tree-flow.h (execute_free_datastructures): Remove.
8651 * tree-optimize.c (execute_init_datastructures,
8652 pass_init_datastructures): Move ...
8653 * tree-ssa.c (execute_init_datastructures,
8654 pass_init_datastructures): ... here.
8655 * cfgexpand.c (gimple_expand_cfg): Inline-expand call to
8656 execute_free_datastructures.
8658 2012-04-12 Bernd Schmidt <bernds@codesourcery.com>
8660 * dbgcnt.def (ira_move): New counter.
8661 * ira-int.h (ira_create_new_reg): Declare function.
8662 (first_moveable_pseudo, last_moveable_pseudo): Declare variables.
8663 * ira-emit.c (ira_create_new_reg): Renamed from craete_new_reg and
8664 no longer static. All callers changed.
8665 * ira.c: Include "dbgcnt.h".
8666 (rtx_moveable_p, insn_dominated_by_p, find_moveable_pseudos,
8667 move_unallocated_pseudos): New static functions.
8668 (first_moveable_pseudo, last_moveable_pseudo): New global variables.
8669 (pseudo_replaced_reg, pseudo_move_insn): New static variables.
8670 (ira): Call find_moveable_pseudos and move_unallocated_pseudos.
8671 * ira-costs.c (find_costs_and_classes): Assign a memory cost of zero
8672 to the pseudos generated in find_moveable_pseudos.
8673 * Makefile.in (ira.o): Add $(DBGCNT_H).
8675 2012-04-12 Richard Guenther <rguenther@suse.de>
8677 PR tree-optimization/52943
8678 * tree-chrec.h (chrec_is_positive): Remove.
8679 * tree-scalar-evolution.c (chrec_is_positive): Move ...
8680 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
8681 Return false for a constant zero instead of negative.
8682 (analyze_siv_subscript_cst_affine): Handle zero difference
8683 in the initial condition explicitely.
8685 2012-04-12 Richard Guenther <rguenther@suse.de>
8687 * tree-parloops.c (parallelize_loops): Also consult the upper
8688 bound for the number of iterations.
8689 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
8690 (loop_prefetch_arrays): Likewise.
8692 2012-04-12 Richard Guenther <rguenther@suse.de>
8694 * cfgloop.h (estimated_loop_iterations_int): Ditch
8695 'conservative' parameter.
8696 (max_stmt_executions_int): Likewise.
8697 (estimated_loop_iterations): Likewise.
8698 (max_stmt_executions): Likewise.
8699 (max_loop_iterations): Declare.
8700 (max_loop_iterations_int): Likewise.
8701 (estimated_stmt_executions): Likewise.
8702 (estimated_stmt_executions_int): Likewise.
8703 * tree-ssa-loop-niter.c (estimated_loop_iterations):
8705 (max_loop_iterations): ... this.
8706 (estimated_loop_iterations_int): Split parts to ...
8707 (max_loop_iterations_int): ... this.
8708 (max_stmt_executions_int): Split parts to ...
8709 (estimated_stmt_executions_int): ... this.
8710 (max_stmt_executions): Split parts to ...
8711 (estimated_stmt_executions): ... this.
8712 * graphite-sese-to-poly.c (build_loop_iteration_domains): Adjust.
8713 * predict.c (predict_loops): Likewise.
8714 * tree-data-ref.c (max_stmt_executions_tree): Likewise.
8715 (analyze_siv_subscript_cst_affine): Likewise.
8716 (compute_overlap_steps_for_affine_1_2): Likewise.
8717 (analyze_subscript_affine_affine): Likewise.
8718 (init_omega_for_ddr_1): Likewise.
8719 * tree-parloops.c (parallelize_loops): Likewise.
8720 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
8721 (may_eliminate_iv): Likewise.
8722 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
8723 (loop_prefetch_arrays): Likewise.
8724 * tree-vrp.c (adjust_range_with_scev): Likewise.
8726 2012-04-12 Oleg Endo <olegendo@gcc.gnu.org>
8728 * config/sh/sh.h (RETURN_ADDR_RTX): Use NULL_RTX instead of 0.
8729 * config/sh/sh.c (INSN_REGMODE_WEIGHT, CURR_REGMODE_PRESSURE):
8731 (dump_table): Use bool type for need_align and have_df variables.
8732 (find_barrier, sfunc_uses_reg): Use NULL_RTX instead of 0.
8733 (regs_used): Remove register modifier.
8734 (barrier_align): Move variables slot, credit, jump_to_next
8735 into if block above for loop. Use bool type for jump_to_next.
8736 (sh_function_arg): Use NULL_RTX instead of 0.
8738 2012-04-11 Andreas Schwab <schwab@linux-m68k.org>
8740 * config/m68k/m68k.md (rotrhi3+1): Name it rotrhi_lowpart.
8741 (bswapsi2): New expander.
8743 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
8745 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Defined to
8746 0x60000000 if __x86_64 is defined and __LP64__ isn't defined.
8748 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
8750 PR rtl-optimization/52876
8751 * emit-rtl.c (set_reg_attrs_from_value): Handle arbitrary value.
8752 Don't call mark_reg_pointer for incompatible pointer sign extension.
8754 * reginfo.c (reg_scan_mark_refs): Call set_reg_attrs_from_value
8757 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
8759 * fold-const.c (fold_unary_loc): Use GET_MODE_PRECISION for
8760 comparisons against TYPE_PRECISION.
8761 * tree-ssa-forwprop.c (combine_conversions): Likewise.
8763 2012-04-11 Xinliang David Li <davidxl@google.com>
8765 * tree-passes.h: Remove TODO_dump_func.
8766 * tree-ssa-tail-merge.c (tail_merge_optimize): Remove TODO_dump_func.
8767 * trans-mem.c: Remove TODO_dump_func.
8768 * ira.c: Remove TODO_dump_func.
8770 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
8772 * config/i386/i386.c (ix86_option_override_internal): Check
8773 SUBTARGET_OVERRIDE_OPTIONS and SUBSUBTARGET_OVERRIDE_OPTIONS
8774 after TARGET_64BIT is updated.
8776 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
8778 * config/sh/sh.h: Remove old secondary reload code.
8780 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
8782 * config/sh/sh.c (SCHED_REORDER): Merge macro into ...
8783 (ready_reorder): ... this function.
8785 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
8787 * sel-sched.c (sel_global_init): Swap order of sched_rgn_init and
8790 * haifa-sched.c (prune_ready_list): Rework handling of SCHED_GROUP_P
8791 insns so that no other insn is queued for a time before them.
8793 * config/c6x/c6x.md (load_got_gotoff): Set op_pattern attribute to
8796 2012-04-11 Richard Guenther <rguenther@suse.de>
8799 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
8800 consider loop nesting.
8801 (evolution_function_is_univariate_p): Properly check the remainder
8804 2012-04-11 Richard Guenther <rguenther@suse.de>
8807 * except.c (sjlj_emit_dispatch_table): Properly update loop structure.
8809 2012-04-11 Nick Clifton <nickc@redhat.com>
8811 * config/rl78/rl78.c (rl78_expand_prologue): Set stack use
8812 information, if requested.
8814 * config/rx/rx.c (rx_expand_prologue): Likewise.
8816 2012-04-11 Peter Bergner <bergner@vnet.ibm.com>
8817 Michael Matz <matz@suse.de>
8820 * rtlanal.c (unsigned_reg_p): New function.
8821 Update copyright notice dates.
8822 * rtl.h (unsigned_reg_p): Prototype it.
8823 Update copyright notice dates.
8824 * config/rs6000/rs6000.c (rs6000_generate_compare): Use it.
8826 * expr.c (expand_expr_real_1): Set register attributes.
8827 * stmt.c (expand_case): Likewise.
8829 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
8832 * config/sh/sh-protos.h (sh_legitimate_index_p): Add new arguments
8833 consider_sh2a and allow_zero.
8834 * config/sh/sh.c (sh_legitimate_index_p): Likewise.
8835 (disp_addr_displacement): New function.
8836 (sh_address_cost): Use disp_addr_displacement function instead
8837 of DISP_ADDR_OFFSET.
8838 (sh_legitimate_address_p): Adapt to changed
8839 sh_legitimate_index_p declaration.
8840 (sh_find_mov_disp_adjust): Remove HImode check.
8841 (sh_secondary_reload): Add HImode case. Use satisfies_constraint_Sdd,
8842 disp_addr_displacement and max_mov_insn_displacement.
8843 (max_mov_insn_displacement): Remove HImode check.
8844 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12,
8845 DISP_ADDR_P, DISP_ADDR_OFFSET): Remove.
8846 * config/sh/constraints.md (K05, K13): New constraints.
8847 (K12): Correct comment.
8848 (Sdd): Do not use DISP_ADDR_P macro.
8849 (Snd, Sbw): Use satisfies_constraint_Sdd.
8850 * config/sh/sh.md (extendhisi2): Remove constraints from expander.
8851 (*extendhisi2_compact, movhi_i): Remove.
8852 (*extendhisi2_compact_reg, *extendhisi2_compact_mem_disp,
8853 *extendhisi2_compact_mem_disp, *extendhisi2_compact_snd,
8854 *movhi_reg_reg, *movhi_store_mem_disp05, *movhi_store_mem_disp13,
8855 *movhi_load_mem_disp, *movhi_load_mem_disp, *movhi): New insns.
8856 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_mem_disp,
8857 *movqi_store_mem_disp04, *movqi_store_mem_disp12, *movqi_load_mem_disp,
8858 *movqi_load_mem_disp): Use sh_legitimate_index_p instead of
8860 Add new peepholes for HImode displacement addressing.
8862 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
8864 * config/sh/sh.h (SIDI_OFF): Remove.
8865 * config/sh/sh.md: Use gen_highpart and gen_lowpart to access
8866 DImode subregs instead of gen_rtx_REG or simplifly_gen_subreg
8869 2012-04-11 Eric Botcazou <ebotcazou@adacore.com>
8872 * doc/extend.texi (Other Builtins): Document __builtin_bswap16.
8873 (PowerPC AltiVec/VSX Built-in Functions): Remove it.
8874 * doc/md.texi (Standard Names): Add bswap.
8875 * builtin-types.def (BT_UINT16): New primitive type.
8876 (BT_FN_UINT16_UINT16): New function type.
8877 * builtins.def (BUILT_IN_BSWAP16): New.
8878 * builtins.c (expand_builtin_bswap): Add TARGET_MODE argument.
8879 (expand_builtin) <BUILT_IN_BSWAP16>: New case. Pass TARGET_MODE to
8880 expand_builtin_bswap.
8881 (fold_builtin_bswap): Add BUILT_IN_BSWAP16 case.
8882 (fold_builtin_1): Likewise.
8883 (is_inexpensive_builtin): Likewise.
8884 * optabs.c (expand_unop): Deal with bswap in HImode specially. Add
8885 missing bits for bswap to libcall code.
8886 * tree.c (build_common_tree_nodes): Build uint16_type_node.
8887 * tree.h (enum tree_index): Add TI_UINT16_TYPE.
8888 (uint16_type_node): New define.
8889 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_BSWAP_HI): Delete.
8890 * config/rs6000/rs6000.c (rs6000_expand_builtin): Remove handling of
8892 (rs6000_init_builtins): Likewise.
8893 * config/rs6000/rs6000.md (bswaphi2): Add TARGET_POWERPC predicate.
8895 2012-04-11 Tristan Gingold <gingold@adacore.com>
8897 * doc/extend.texi (Type Attributes): Move paragraph.
8899 2012-04-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
8902 * diagnostic.h (show_caret): Declare.
8903 (caret_max_width): Declare.
8904 (diagnostic_show_locus): Declare.
8905 * diagnostic.c (diagnostic_initialize): Initialize to false.
8906 (diagnostic_show_locus): New.
8907 (diagnostic_report_diagnostic): Call it.
8908 (getenv_columns): New.
8910 (diagnostic_set_caret_max_width): New.
8911 * input.c (read_line): New.
8912 (location_get_source_line): New.
8913 * input.h (location_get_source_line): Declare.
8914 * toplev.c (general_init): Initialize show_caret from options.
8915 * dwarf2out.c (gen_producer_string): Handle fdiagnostics-show-caret.
8916 * opts.c (common_handle_option): Likewise.
8917 * pretty-print.h (pp_get_prefix): New.
8918 (pp_base_get_prefix): New.
8919 * common.opt (fdiagnostics-show-caret): New option.
8920 * doc/invoke.texi (fdiagnostics-show-caret): Document it.
8922 2012-04-11 Richard Guenther <rguenther@suse.de>
8924 PR rtl-optimization/52881
8925 * ifcvt.c (find_if_case_2): Avoid speculating loop latches.
8927 2012-04-11 Richard Guenther <rguenther@suse.de>
8929 PR tree-optimization/52912
8930 * tree-ssa-threadupdate.c (thread_block): Tell the cfg
8931 manipulation code we are threading through a loop header
8932 to an exit destination.
8934 2012-04-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
8936 * tree.h (warn_if_unused_value): Move declaration from here.
8937 * stmt.c (warn_if_unused_value): Move definition from here.
8939 2012-04-10 Michael Matz <matz@suse.de>
8941 * tree-vectorizer.h (_loop_vec_info.strided_stores): Rename to
8943 (LOOP_VINFO_STRIDED_STORES): Rename to LOOP_VINFO_GROUPED_STORES.
8944 (struce _bb_vec_info.strided_stores): Rename to grouped_stores.
8945 (BB_VINFO_STRIDED_STORES): Rename to BB_VINFO_GROUPED_STORES.
8946 (STMT_VINFO_STRIDED_ACCESS): Rename to STMT_VINFO_GROUPED_ACCESS.
8947 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
8948 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
8949 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
8950 (vect_record_strided_load_vectors): Rename to
8951 vect_record_grouped_load_vectors.
8952 * tree-vect-data-refs.c (vect_update_misalignment_for_peel):
8953 Rename use of above macros.
8954 (vect_verify_datarefs_alignment): Ditto.
8955 (vector_alignment_reachable_p): Ditto.
8956 (vect_peeling_hash_get_lowest_cost): Ditto.
8957 (vect_enhance_data_refs_alignment): Ditto.
8958 (vect_analyze_group_access): Ditto and rename stride to groupsize.
8959 (vect_analyze_data_ref_access): Rename "strided" to "grouped".
8960 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
8961 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
8962 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
8963 (vect_record_strided_load_vectors): Rename to
8964 vect_record_grouped_load_vectors.
8965 * tree-vect-loop.c (new_loop_vec_info): Rename use of above macros.
8966 (destroy_loop_vec_info): Ditto.
8967 (vect_transform_loop): Ditto and rename strided_store to grouped_store.
8968 * tree-vect-slp.c (vect_build_slp_tree): Rename use of above macros.
8969 (vect_analyze_slp): Ditto.
8970 (new_bb_vec_info): Ditto.
8971 (destroy_bb_vec_info): Ditto.
8972 (vect_schedule_slp_instance): Ditto and rename strided_store to
8974 * tree-vect-stmts.c (vect_cost_strided_group_size): Rename to
8975 vect_cost_group_size.
8976 (vect_model_store_cost): Rename use of above macros and call
8977 to vect_cost_strided_group_size.
8978 (vect_model_load_cost): Ditto.
8979 (vectorizable_store): Ditto, rename strided_store to grouped_store
8980 and calls to renamed tree-vectorizer.h functions.
8981 (vectorizable_load): Ditto.
8982 (vect_transform_stmt): Rename use of above macros and strided_store
8985 2012-04-10 Jan Hubicka <jh@suse.cz>
8987 * cgraph.h: Remove misledaing comment on ipa-ref.h.
8988 (symtab_type): New enum.
8989 (symtab_node): New structure.
8990 (cgraph_node, varpool_node): Add symbol base type.
8991 (cgraph, varpool): New accestor functions.
8992 * cgraph.c (cgraph_create_node_1): Set symbol type.
8993 * varpool.c (varpool_node): Set symbol type.
8995 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
8996 Richard Sandiford <rdsandiford@googlemail.com>
8998 * fwprop.c (propagate_rtx): Also set PR_CAN_APPEAR for subregs.
9000 2012-04-10 Richard Guenther <rguenther@suse.de>
9003 * gimple-low.c (gimple_check_call_args): Properly account for
9004 compatible aggregate types.
9006 2012-04-10 Richard Guenther <rguenther@suse.de>
9008 * toplev.h (tree_rest_of_compilation): Remove.
9009 * tree-optimize.c (tree_rest_of_compilation): Likewise.
9010 * cgraph.h (tree_rest_of_compilation): Declare.
9011 * tree-optimize.c (tree_rest_of_compilation): Move ...
9012 * cgraphunit.c (tree_rest_of_compilation): ... here.
9013 * cgraph.c (cgraph_add_new_function): Adjust.
9014 * Makefile.in (tree-optimize.o): Adjust.
9015 (cgraphunit.o): Likewise.
9017 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
9019 PR tree-optimization/52870
9020 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
9021 presumed pattern statement is within the same loop or basic block.
9023 2012-04-10 Tristan Gingold <gingold@adacore.com>
9025 * gengtype.c (main): Make uintptr_t a known type.
9027 2012-04-10 Richard Guenther <rguenther@suse.de>
9029 * tree-pass.h (tree_lowering_passes): Remove.
9030 * tree-optimize.c (tree_lowering_passes): Remove.
9031 * cgraph.c (cgraph_add_new_function): Inline relevant parts
9032 of tree_lowering_passes, avoid redundant call of early local passes.
9033 * cgraphunit.c (cgraph_lower_function): Fold into ...
9034 (cgraph_analyze_function): ... its single caller. Inline
9035 relevant parts of tree_lowering_passes.
9037 2012-04-09 H.J. Lu <hongjiu.lu@intel.com>
9040 * config/pa/pa.opt: Remove SIO and GNU_LD.
9042 2012-04-09 Jan Hubicka <jh@suse.cz>
9047 * lto-cgraph.c (compute_ltrans_boundary): When alias is in the
9048 boundary, add its target too.
9049 * lto.c (add_references_to_partition): Add also aliased nodes.
9050 (add_cgraph_node_to_partition,
9051 add_varpool_node_to_partition): Work on nodes, not functions/variables;
9052 when adding alias, add also the aliased object.
9054 2012-04-09 Uros Bizjak <ubizjak@gmail.com>
9057 * config/i386/predicates.md (x86_64_zext_general_operand): Prevent
9058 VOIDmode immediate operands.
9059 * config/i386/constraints.md (Wz): New constraint.
9060 * config/i386/i386.md (*zero_extendsidi2_rex64): Use Wz instead of Z.
9062 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
9065 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
9066 the DECL generated for the special GOT helper.
9068 2012-04-09 Oleg Endo <olegendo@gcc.gnu.org>
9070 * config/sh/constraints.md: Update list of constraints in
9072 (Sr0): Remove unused memory constraint.
9074 2012-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
9076 * tree-pretty-print.h: Update comment.
9078 2012-04-08 Oleg Endo <olegendo@gcc.gnu.org>
9080 * config/sh/sh.md: Use braced string notation where applicable.
9081 (*prefetch_i4, prefetch_m2a): Merge into ...
9082 (*prefetch): ... this new insn.
9084 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
9086 * config/sh/sh.h (high_life_started): Remove
9087 * config/sh/predicates.md (general_movdst_operand): Use
9088 'reload_in_progress' instead of 'high_life_started'.
9089 * config/sh/sh.md (divsi_inv_call, *divsi_inv_call_combine,
9090 divsi_inv_fp): Likewise.
9092 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
9094 * config/sh/sh-protos.h (prepare_move_operands): Return void
9096 * config/sh/sh.c (prepare_move_operands): Likewise.
9097 * config/sh/sh.md: Remove return value checks of prepare_move_operands.
9099 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
9101 * config/sh/sh-protos.h (fp_int_operand, symbol_ref_operand,
9102 general_movsrc_operand, general_movdst_operand, arith_reg_operand,
9103 fp_arith_reg_operand, arith_operand, arith_reg_or_0_operand,
9104 logical_operand, fpscr_operand, fpul_operand, expand_fp_branch,
9105 commutative_float_operator, noncommutative_float_operator,
9106 sh_handle_pragma): Remove.
9108 2012-04-06 Sandra Loosemore <sandra@codesourcery.com>
9110 * doc/invoke.texi: Clean up Texinfo markup throughout the file.
9111 Use @option markup on command-line options. Use @samp markup on
9112 literal keywords to options. Use @code markup on code fragments.
9113 Use other markup in preference to quotation marks in the text.
9114 Add markup to some passages without any.
9116 2012-04-06 Mike Stump <mikestump@comcast.net>
9118 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Avoid warning.
9120 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
9122 * config/sh/sh.c (hi_const): Remove.
9123 (find_barrier, sh_reorg): Use satisfies_constraint_I16 instead
9126 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
9128 * config/sh/sh-protos.h (sh_expand_t_scc): Change return type from int
9130 * config/sh/sh.c (sh_expand_t_scc): Likewise.
9131 * config/sh/sh.md (cstoresi4, cstoredi4): Remove GET_CODE checks before
9132 calling sh_expand_t_scc.
9134 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
9136 * config/sh/sh-protos.h (fp_zero_operand, fp_one_operand,
9137 nonpic_symbol_mentioned_p, expand_block_move, expand_ashiftrt,
9138 sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext, system_reg_operand,
9139 reg_unused_after, sh_can_redirect_branch, sh_need_epilogue, fldi_ok,
9140 sh_hard_regno_rename_ok, sh_cfun_interrupt_handler_p,
9141 sh_cfun_resbank_handler_p, sh_attr_renesas_p, sh_cfun_attr_renesas_p,
9142 check_use_sfunc_addr, sh_contains_memref_p, sh_loads_bankedreg_p,
9143 sh2a_is_function_vector_call): Use bool as return type.
9144 (sh_pass_in_reg_p): Remove.
9145 * config/sh/sh.c (broken_move, mova_p, noncall_uses_reg, high_pressure,
9146 flow_dependent_p, sh2a_function_vector_p, expand_block_move,
9147 expand_ashiftrt, sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext,
9148 sh_need_epilogue, sh2a_is_function_vector_call, sh_attr_renesas_p,
9149 sh_cfun_attr_renesas_p, sh_cfun_interrupt_handler_p,
9150 sh_cfun_resbank_handler_p, system_reg_operand, fp_zero_operand,
9151 fp_one_operand, fldi_ok, reg_unused_after, sh_can_redirect_branch,
9152 sh_hard_regno_rename_ok, check_use_sfunc_addr, sh_contains_memref_p,
9153 sh_loads_bankedreg_p): Use bool as return type.
9154 (nonpic_symbol_mentioned_p): Use bool as return type. Remove
9155 'register' modifier.
9157 2012-04-06 Matt Turner <mattst88@gmail.com>
9159 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
9161 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
9163 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
9164 of the destination isn't also a FP_REGS register.
9166 2012-04-05 Teresa Johnson <tejohnson@google.com>
9167 H.J. Lu <hongjiu.lu@intel.com>
9169 * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_LCP_STALL.
9170 * config/i386/i386.md (move immediate to memory peephole2):
9171 Add cases for HImode move when LCP stall avoidance is needed.
9172 * config/i386/i386.c (initial_ix86_tune_features): Initialize
9173 X86_TUNE_LCP_STALL entry.
9175 2012-04-05 Uros Bizjak <ubizjak@gmail.com>
9178 * config/i386/i386.c (ix86_decompose_address): Allow VOIDmode
9179 CONST_INT operands, zero-extended with AND.
9181 2012-04-05 Oleg Endo <olegendo@gcc.gnu.org>
9184 * config/sh/sh.c (sh_find_mov_disp_adjust): Take machine_mode as the
9185 first argument instead of mode size. Move displacement calculations
9187 (mov_insn_size, max_mov_insn_displacement, mov_insn_alignment_mask):
9188 ... these new functions.
9189 (disp_adjust): Remove max_mov_disp field.
9190 (sh_legitimate_index_p): Use max_mov_insn_displacement and
9191 mov_insn_alignment_mask.
9192 (sh_address_cost): Use max_mov_insn_displacement.
9194 2012-04-05 Andrew Stubbs <ams@codesourcery.com>
9196 * config/arm/arm.md (arch): Add neon_onlya8 and neon_nota8.
9197 (arch_enabled): Handle new arch types.
9198 (one_cmpldi2): Add NEON support.
9200 2012-04-05 Richard Guenther <rguenther@suse.de>
9202 * gimple.c (walk_gimple_op): Compute val_only for the LHS
9203 of an assigment in the canonical way, avoiding is_gimple_mem_rhs.
9204 (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt): Move ...
9205 * gimplify.c (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
9206 ... here and make static.
9207 * gimple.h (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
9210 2012-04-05 Richard Guenther <rguenther@suse.de>
9212 * tree-ssa-dse.c (dse_optimize_stmt): Remember the stmt
9213 basic-block before removing it.
9215 2012-04-05 Richard Guenther <rguenther@suse.de>
9217 * tree-ssanames.c (release_dead_ssa_names): Compact the SSA
9218 version namespace as we release the freelist.
9220 2012-04-05 Richard Guenther <rguenther@suse.de>
9222 * tree-nrv.c (tree_nrv): Release VDEFs.
9223 * tree-sra.c (sra_modify_constructor_assign): Likewise.
9224 (sra_modify_assign): Likewise.
9225 * tree-vect-stmts.c (vect_remove_stores): Likewise.
9226 * tree-vect-loop.c (vect_transform_loop): Likewise.
9227 * tree-ssa-dom.c (optimize_stmt): Likewise.
9228 * tree-vect-slp.c (vect_schedule_slp): Likewise.
9229 * tree-ssa-math-opts.c (execute_cse_sincos): Likewise.
9231 2012-04-05 Richard Guenther <rguenther@suse.de>
9233 * gimple-iterator.c (gsi_remove): Return whether EH edges need to be
9235 * gimple.h (gsi_remove): Adjust.
9236 * tree-ssa-operands.c (unlink_stmt_vdef): Optimize.
9237 * tree-ssa-dom.c (optimize_stmt): Use gsi_remove result.
9238 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
9239 * tree-ssa-forwprop.c (remove_prop_source_from_use): Likewise.
9240 * tree-ssa-math-opts.c (execute_optimize_widening_mul): Likewise.
9241 * tree-ssa-pre.c (eliminate): Likewise.
9243 2012-04-04 Mike Stump <mikestump@comcast.net>
9245 * doc/rtl.texi (const_double): Document as sign-extending.
9246 * expmed.c (expand_mult): Ensure we don't use shift incorrectly.
9247 * emit-rtl.c (immed_double_int_const): Refine to state the
9249 * simplify-rtx.c (mode_signbit_p): Add a fixme for wider than
9250 CONST_DOUBLE integers.
9251 (simplify_const_unary_operation, UNSIGNED_FLOAT): Ensure no
9252 negative values are converted. Fix conversions bigger than
9253 HOST_BITS_PER_WIDE_INT.
9254 (simplify_binary_operation_1): Ensure we don't use shift incorrectly.
9255 (simplify_immed_subreg): Sign-extend CONST_DOUBLEs.
9256 * explow.c (plus_constant_mode): Add.
9257 (plus_constant): Implement with plus_constant_mode.
9258 * rtl.h (plus_constant_mode): Add.
9260 2012-04-04 Richard Guenther <rguenther@suse.de>
9262 PR tree-optimization/52808
9263 * tracer.c (tail_duplicate): Do not tail-duplicate loop header blocks.
9264 * Makefile.in (tracer.o): Depend on $(CFGLOOP_H).
9266 2012-04-04 Tristan Gingold <gingold@adacore.com>
9268 * expr.c (expand_expr_real_2): Handle larger sizetype in
9271 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
9273 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
9274 to m2a-single instead of m2e.
9276 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
9278 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
9279 Change type of BITOFFSET to signed. Make sure the lower bound of
9280 the computed range is non-negative by adjusting OFFSET and BITPOS.
9281 (expand_assignment): Adjust call to get_bit_range.
9283 2012-04-03 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
9285 * h8300/h8300.c (h8300_current_function_monitor_function_p):
9286 New function. Added to check monitor functions.
9287 (h8300_option_override): Modified to generate error/warning
9288 messages for invalid combinations of different command line
9290 * h8300/h8300.md: Generate 'rte' for monitor functions. Do not
9291 save EXR on stack for monitor function in case of H8S target
9292 when "-mno-exr" is passed.
9293 * h8300/h8300-protos.h (h8300_current_function_monitor_function_p):
9295 * doc/invoke.texi: Document H8S options.
9297 2012-04-03 Tristan Gingold <gingold@adacore.com>
9299 * configure.ac: Use GCC_AC_FUNC_MMAP_BLACKLIST instead
9300 of gcc_AC_FUNC_MMAP_BLACKLIST.
9301 * acinclude.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Remove.
9302 * Makefile.in (aclocal_deps): Add mmap.m4.
9303 * configure: Regenerate.
9304 * aclocal.m4: Regenerate.
9306 2012-04-03 Richard Guenther <rguenther@suse.de>
9308 PR tree-optimization/52808
9309 * tracer.c (tail_duplicate): Return whether we have duplicated
9311 (tracer): If we have duplicated any block, cleanup the CFG.
9312 * cfghooks.c (duplicate_block): If we duplicated a loop
9313 header but not its loop, destroy the loop because it now has
9315 * tree-ssa-threadupdate.c (thread_through_loop_header): Tell
9316 the cfg manipulation routines we are not creating a multiple
9319 2012-04-03 Tristan Gingold <gingold@adacore.com>
9321 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle
9323 (vms_c_common_override_options): Allow parameterless variadic
9326 2012-04-03 Jakub Jelinek <jakub@redhat.com>
9328 PR tree-optimization/52835
9329 * tree-data-ref.c (build_rdg): Return NULL if
9330 compute_data_dependences_for_loop failed.
9332 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
9334 * varasm.c (initializer_constant_valid_for_bitfield_p): Return true
9335 for REAL_CST as well.
9336 (output_constructor): Use RECORD_OR_UNION_TYPE_P predicate.
9337 In the bitfield case, if the value is a REAL_CST, convert it first to
9340 2012-04-02 H.J. Lu <hongjiu.lu@intel.com>
9342 * config.gcc: Use i386/biarchx32.h instead of i386/biarch64.h
9343 for --with-abi={x32|mx32} or --with-multilib-list=mx32.
9344 (supported_defaults): Add abi for i[34567]86-*-* and x86_64-*-*.
9346 * config/i386/biarchx32.h: New.
9348 2012-04-02 Anatoly Sokolov <aesok@post.ru>
9350 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Remove.
9351 * config/arm/arm.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
9352 (arm_preferred_reload_class): New function.
9354 2012-04-02 Richard Guenther <rguenther@suse.de>
9356 PR tree-optimization/52756
9357 * tree-ssa-threadupdate.c (def_split_header_continue_p): New function.
9358 (thread_through_loop_header): After threading through the loop latch
9359 remove the split part from the loop and clear further threading
9360 opportunities that would create a multiple entry loop.
9362 2012-04-02 Richard Guenther <rguenther@suse.de>
9364 PR rtl-optimization/52800
9365 * cprop.c (execute_rtl_cprop): Call cleanup_cfg with
9366 CLEANUP_CFG_CHANGED.
9368 2012-04-02 Richard Guenther <rguenther@suse.de>
9371 * loop-init.c (gate_handle_loop2): Destroy loops here if
9372 we don't enter RTL loop optimizers.
9374 2012-04-02 Uros Bizjak <ubizjak@gmail.com>
9377 2012-03-29 Richard Guenther <rguenther@suse.de>
9379 * rtl.h (extended_count): Remove.
9380 * combine.c (extended_count): Remove.
9382 2012-04-02 Dodji Seketeli <dodji@redhat.com>
9385 * pt.c (more_specialized_fn): Don't apply decay conversion to
9386 types of function parameters.
9388 2012-04-02 Tristan Gingold <gingold@adacore.com>
9390 * ggc-page.c (PAGE_L1_SIZE, PAGE_L2_SIZE, LOOKUP_L1, LOOKUP_L2)
9391 (ggc_allocated_p, lookup_page_table_entry, set_page_table_entry)
9392 (alloc_page, init_ggc, clear_marks, struct ggc_pch_data)
9393 (ggc_pch_this_base): Use uintptr_t instead of size_t.
9395 2012-03-31 H.J. Lu <hongjiu.lu@intel.com>
9398 * config/i386/i386.c (ix86_option_override_internal): Don't
9399 check TARGET_64BIT if TARGET_64BIT_DEFAULT is false.
9401 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
9403 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
9404 (stmt_can_make_abnormal_goto): Use it.
9405 (is_ctrl_altering_stmt): Likewise.
9407 2012-03-30 Naveen H.S <naveen.S@kpitcummins.com>
9408 Kaz Kojima <kkojima@gcc.gnu.org>
9410 * config/sh/sh.c (push_regs): Skip banked registers when
9411 resbank attribute is specified.
9412 (sh_expand_epilogue): Likewise.
9414 2012-03-30 Richard Henderson <rth@redhat.com>
9417 * combine-stack-adj.c (prev_active_insn_bb): New.
9418 (next_active_insn_bb): New.
9419 (force_move_args_size_note): New.
9420 (combine_stack_adjustments_for_block): Use it.
9422 2012-03-30 Richard Henderson <rth@redhat.com>
9424 * config/i386/i386.c (struct expand_vec_perm_d): Add one_operand_p.
9425 (ix86_expand_vector_init_duplicate): Initialize it.
9426 (expand_vec_perm_palignr): Likewise.
9427 (ix86_expand_vec_perm_const): Likewise.
9428 (ix86_vectorize_vec_perm_const_ok): Likewise.
9429 (expand_vec_perm_blend): Use it.
9430 (expand_vec_perm_vpermil): Likewise.
9431 (expand_vec_perm_pshufb): Likewise.
9432 (expand_vec_perm_1): Likewise.
9433 (expand_vec_perm_pshuflw_pshufhw): Likewise.
9434 (expand_vec_perm_interleave2): Likewise.
9435 (expand_vec_perm_vpermq_perm_1): Likewise.
9436 (expand_vec_perm_vperm2f128): Likewise.
9437 (expand_vec_perm_interleave3): Likewise.
9438 (expand_vec_perm_vperm2f128_vblend): Likewise.
9439 (expand_vec_perm_vpshufb2_vpermq): Likewise.
9440 (expand_vec_perm_vpshufb2_vpermq_even_odd): Likewise,.
9441 (expand_vec_perm_broadcast): Likewise.
9442 (expand_vec_perm_vpshufb4_vpermq2): Likewise.
9444 2012-03-30 Richard Henderson <rth@redhat.com>
9446 * dwarf2out.c (gen_variable_die): Initialize off.
9448 2012-03-30 Tristan Gingold <gingold@adacore.com>
9450 * config/vms/vms-f.c: New file.
9451 * config/vms/t-vms (vms-f.o): New rule.
9452 * config.gcc (*-*-*vms*): Define fortran_target_objs.
9454 2012-03-30 Richard Guenther <rguenther@suse.de>
9456 PR tree-optimization/52754
9457 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
9458 propagate arbitrary addresses into really plain dereferences.
9460 2012-03-30 Richard Guenther <rguenther@suse.de>
9463 * except.c (emit_to_new_bb_before): Move loop updating ...
9464 (dw2_build_landing_pads): ... here. Use a proper block for
9465 querying the loop father.
9467 2012-03-30 Tristan Gingold <gingold@adacore.com>
9469 * config/ia64/ia64.c (ia64_section_type_flags): Remove
9470 common_object attribute handling.
9471 (SECTION_VMS_OVERLAY): Remove
9472 (ia64_vms_common_object_attribute): Replace abort with an assert.
9473 Do not set DECL_SECTION_NAME.
9474 (ia64_vms_output_aligned_decl_common): Handle common_object
9476 (ia64_vms_elf_asm_named_section): Remove.
9477 * config/ia64/vms.h (TARGET_ASM_NAMED_SECTION): Remove.
9479 2012-03-30 Richard Guenther <rguenther@suse.de>
9482 * double-int.c (rshift_double): Remove not needed cast.
9484 2012-03-30 Richard Guenther <rguenther@suse.de>
9486 * tree-affine.h (print_aff): Remove.
9487 * tree-affine.c (print_aff): Make static.
9488 * tree-data-ref.h (access_matrix_get_index_for_parameter): Remove.
9489 (get_references_in_stmt): Likewise.
9490 (print_direction_vector): Likewise.
9491 (print_dir_vectors): Likewise.
9492 (print_dist_vectors): Likewise.
9493 (dump_subscript): Likewise.
9494 (dump_ddrs): Likewise.
9495 (dump_dist_dir_vectors): Likewise.
9496 (dump_data_references): Likewise.
9497 (dump_data_dependence_relation): Likewise.
9498 (dump_data_dependence_direction): Likewise.
9499 (dump_rdg_vertex): Likewise.
9500 (dump_rdg_component): Likewise.
9501 (debug_ddrs): Declare.
9502 (struct data_ref_loc_d): Move ...
9503 * tree-data-ref.c (struct data_ref_loc_d): ... here.
9504 (get_references_in_stmt): Make static.
9505 (dump_data_references): Likewise.
9506 (dump_subscript): Likewise.
9507 (print_direction_vector): Likewise.
9508 (print_dir_vectors): Likewise.
9509 (print_dist_vectors): Likewise.
9510 (dump_data_dependence_relation): Likewise.
9511 (dump_dist_dir_vectors): Likewise.
9512 (dump_ddrs): Likewise.
9513 (dump_rdg_vertex): Likewise.
9514 (dump_rdg_component): Likewise.
9515 (debug_ddrs): New function.
9516 (access_matrix_get_index_for_parameter): Remove.
9518 2012-03-30 Tristan Gingold <gingold@adacore.com>
9520 * config/vms/vms.c (VMS_CRTL_FLOAT32): Rename.
9521 (VMS_CRTL_FLOAT64, VMS_CRTL_FLOAT64_VAXD): New.
9522 (VMS_CRTL_FLOAT128, VMS_CRTL_DPML, VMS_CRTL_NODMPL)
9523 (VMS_CRTL_32ONLY, VMS_CRTL_G_MASK, VMS_CRTL_G_NONE)
9524 (VMS_CRTL_GA, VMS_CRTL_GL, VMS_CRTL_FLOATV2): New.
9525 (vms_patch_builtins): Handle new flags
9526 * config/vms/vms-crtlmap.map: Completed using nm on
9527 c and math system libraries.
9528 * config/vms/make-crtlmap.awk: Handle any number of flags.
9530 2012-03-30 Martin Jambor <mjambor@suse.cz>
9532 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
9533 is a builtin_stack_save in a dominating BB.
9535 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
9537 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
9538 crossing 128bit lane boundary.
9540 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
9542 * ira-color.c (setup_left_conflict_sizes_p): Process all
9543 conflicting objects.
9545 2012-03-29 Jakub Jelinek <jakub@redhat.com>
9547 PR tree-optimization/52760
9548 * tree-vect-slp.c (vect_get_constant_vectors): Convert constant_p
9549 shift count for {L,R}{SHIFT,ROTATE}_EXPR to TREE_TYPE (vector_type).
9551 2012-03-29 Richard Guenther <rguenther@suse.de>
9553 * cgraph.h (cgraph_materialize_all_clones): Remove.
9554 (reset_inline_failed): Likewise.
9555 * cgraphunit.c (cgraph_materialize_all_clones): Make static.
9556 * cgraphbuild.c (reset_inline_failed): Remove.
9557 * rtl.h (cse_main): Remove.
9558 (extended_count): Likewise.
9559 * cse.c (dump_class): Mark as DEBUG_FUNCTION.
9560 (cse_main): Make static.
9561 * combine.c (extended_count): Remove.
9562 (dump_combine_stats): Mark as DEBUG_FUNCTION.
9563 * basic-block.h (reorder_basic_blocks): Remove.
9564 * bb-reorder.c (reorder_basic_blocks): Make static.
9565 * Makefile.in (dse.o): Remove dse.h dependency.
9567 * dse.c (gate_dse): Remove.
9568 (clear_alias_mode_eq): Likewise.
9569 (clear_alias_mode_hash): Likewise.
9570 (dse_record_singleton_alias_set): Likewise.
9571 (dse_invalidate_singleton_alias_set): Likewise.
9573 2012-03-29 H.J. Lu <hongjiu.lu@intel.com>
9575 * config/linux-android.h (ANDROID_STARTFILE_SPEC): Use
9576 crtbegin_so%O%s for -shared.
9577 (ANDROID_ENDFILE_SPEC): Use crtend_so%O%s for -shared.
9579 2012-03-29 Richard Guenther <rguenther@suse.de>
9581 * tree-flow.h (struct pre_expr_d): Remove forward declaration.
9582 (add_to_value): Remove.
9583 (print_value_expressions): Likewise.
9584 * tree-ssa-pre.c (add_to_value): Make static.
9585 (print_value_expressions): Likewise.
9586 * gimple.h (gimple_adjust_this_by_delta): Remove.
9587 * gimple-fold.c (gimple_adjust_this_by_delta): Likewise.
9589 2012-03-29 Richard Guenther <rguenther@suse.de>
9592 * double-int.h (rshift_double): Remove.
9593 * double-int.c (lshift_double): Use absu_hwi to make count positive.
9594 (rshift_double): Make static, take unsigned count argument,
9595 remove handling of negative count argument.
9596 (double_int_rshift): Dispatch to lshift_double.
9598 2012-03-28 H.J. Lu <hongjiu.lu@intel.com>
9600 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Add
9603 * config/i386/gnu-user64.h (SPEC_64): Support TARGET_BI_ARCH == 2.
9604 (SPEC_X32): Likewise.
9605 (MULTILIB_DEFAULTS): Likewise.
9607 * config/i386/i386.c (isa_opts): Remove -m64.
9608 (ix86_target_string): Properly handle -m32/-m64/-mx32.
9609 (ix86_option_override_internal): Properly
9610 set OPTION_MASK_ISA_64BIT and OPTION_MASK_ISA_X32 as well as
9611 handle -m32, -m64 and -mx32.
9613 * config/i386/i386.h (TARGET_X32): Replace OPTION_ISA_X32
9614 with OPTION_ABI_X32. Moved after TARGET_LP64.
9615 (TARGET_LP64): Changed to OPTION_ABI_64.
9617 * config/i386/i386.opt (m64): Replace ISA_64BIT with ABI_64.
9618 (mx32): Replace ISA_X32 with ABI_X32.
9620 2012-03-28 Eric Botcazou <ebotcazou@adacore.com>
9622 * tree.c (tree_size) <VECTOR_CST>: New case.
9624 2012-03-28 Uros Bizjak <ubizjak@gmail.com>
9626 * config/i386/i386.c (ix86_modes_tieable_p): Handle 32bit AVX modes.
9627 (ix86_expand_vector_move_misalign): Remove un-needed gen_lowpart calls.
9629 2012-03-28 Jakub Jelinek <jakub@redhat.com>
9632 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
9633 __builtin_va_start to __builtin_next_arg if the latter is
9634 builtin_decl_explicit_p rather than when it is not.
9637 * tree-vect-generic.c (vector_element): Perform multiplication
9638 for pos in bitsizetype type instead of idx type.
9640 2012-03-28 Richard Guenther <rguenther@suse.de>
9642 * loop-init.c (loop_optimizer_init): If loops are preserved
9643 perform incremental initialization of required loop features.
9644 (loop_optimizer_finalize): If loops are to be preserved only
9645 clean up optional loop features.
9646 (rtl_loop_done): Forcefully free loops here.
9647 * cgraph.c (cgraph_release_function_body): Forcefully free loops.
9648 * cfgexpand.c (expand_gimple_cond): Properly add new basic-blocks
9650 (construct_init_block): Likewise.
9651 (construct_exit_block): Likewise.
9652 (gimple_expand_cfg): Clear LOOP_CLOSED_SSA loop state. Cleanup
9653 the CFG after expanding.
9654 * cfgloop.c (verify_loop_structure): Calculate or verify dominators.
9655 If we needed to calculate them, free them afterwards.
9656 * tree-pass.h (PROP_loops): New define.
9657 * tree-ssa-loop.c (pass_tree_loop_init): Provide PROP_loops.
9658 * basic-block.h (CLEANUP_CFG_CHANGED): New.
9659 * cfgcleanup.c (merge_blocks_move): Protect loop latches.
9660 (cleanup_cfg): If we did something and have loops around, fix them up.
9661 * cse.c (rest_of_handle_cse_after_global_opts): Call cleanup_cfg
9662 with CLEANUP_CFG_CHANGED.
9663 * cfghooks.c (merge_blocks): If we merge a loop header into
9664 its predecessor, update the loop structure.
9665 (duplicate_block): If we copy a loop latch, adjust loop state
9666 to note we may have multiple latches.
9667 (delete_basic_block): Mark loops for fixup if we remove a loop.
9668 * cfganal.c (forwarder_block_p): Protect loop latches, headers
9670 * cfgrtl.c (rtl_can_merge_blocks): Protect loop latches.
9671 (cfg_layout_can_merge_blocks_p): Likewise.
9672 * cprop.c (bypass_block): If we create a loop with multiple
9673 entries, mark it for removal.
9674 * except.c (emit_to_new_bb_before): Add the new basic-block
9676 * tree-eh.c (lower_resx): Likewise.
9677 * omp-low.c (finalize_task_copyfn): Do not copy PROP_loops.
9678 (expand_omp_taskreg): Likewise.
9679 * tree-inline.c (initialize_cfun): Likewise.
9680 * tree-mudflap.c (add_bb_to_loop): Prototype.
9681 (mf_build_check_statement_for): Properly add new basic-blocks
9683 * tree-ssa-threadupdate.c (thread_block): Mark loops for fixup
9684 if we remove a loop.
9685 (thread_through_loop_header): Likewise.
9686 * trans-mem.c (tm_log_emit_save_or_restores): Properly add
9687 new basic-blocks to existing loops.
9688 (expand_transaction): Likewise.
9689 * Makefile.in (except.o): Add $(CFGLOOP_H).
9691 (cgraph.o): Likewise.
9692 (cprop.o): Likewise.
9693 (cfgexpand.o): Likewise.
9694 (cfganal.o): Likewise.
9695 (trans-mem.o): Likewise.
9696 (tree-eh.o): Likewise.
9698 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
9701 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
9702 (avr_builtin_decl): New static function.
9703 (struct avr_builtin_description, avr_bdesc): Move up.
9704 Add GTY marker. Add field fndecl. Remove redundant field id.
9705 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
9706 (avr_expand_builtin): Code cleanup because .id is removed.
9708 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
9711 * config.gcc (tm_file): Remove avr/multilib.h.
9713 * doc/invoke.texi (AVR Options): Adjust documentation of -mtiny-stack.
9715 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
9716 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
9717 * config/avr/t-avr: Remove generation of multilib.h.
9718 * config/avr/t-multilib: Regenerate.
9719 * config/avr/multilib.h: Remove.
9720 * config/avr/avr.opt (-msp8): New option.
9721 (avr_sp8): New variable.
9722 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
9723 * config/avr/avr.h (AVR_HAVE_SPH): New define.
9724 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
9725 (avr_device_to_sp8): New prototype.
9726 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
9727 (DRIVER_SELF_SPECS): New define.
9728 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
9729 __AVR_SP8__, __AVR_HAVE_SPH__.
9730 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
9731 AVR_HAVE_8BIT_SP to decide if SP_H is present.
9732 (avr_file_start): Ditto.
9734 2012-03-28 Jakub Jelinek <jakub@redhat.com>
9737 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
9738 instead of 8 in adjust_address.
9740 2012-03-27 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
9743 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
9746 2012-03-27 Oleg Endo <olegendo@gcc.gnu.org>
9749 * config/sh/sh.c (sh_legitimize_address, sh_legitimize_reload_address):
9750 Rearrange conditional logic. Move displacement address calculations
9752 (sh_find_mov_disp_adjust): ... this new function.
9754 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
9756 * config/arm/arm.opt (mapcs): Remove MaskExists.
9757 * config/cris/linux.opt (mno-gotplt): Likewise.
9758 * config/i386/i386.opt (mhard-float): Likewise.
9760 (mno-sse4): Likewise.
9761 * config/m68k/m68k.opt (mhard-float): Likewise.
9762 * config/mep/mep.op (mcop32): Likewise.
9763 * config/pa/pa-hpux.opt (msio): Likewise.
9764 * config/pa/pa64-hpux.opt (mgnu-ld): Likewise.
9765 * config/picochip/picochip.opt (mlittle): Likewise.
9766 * config/sh/sh.opt (mrenesas): Likewise.
9767 * config/sparc/long-double-switch.opt (mlong-double-128): Likewise.
9768 * config/sparc/sparc.opt (mhard-float): Likewise.
9769 * config/v850/v850.opt (mv850es): Likewise.
9770 * config/vax/vax.opt (mg-float): Likewise.
9772 2012-03-27 Martin Jambor <mjambor@suse.cz>
9775 * tree-sra.c (sra_modify_assign): Do not call
9776 load_assign_lhs_subreplacements when working with an unscalarizable
9779 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
9782 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
9784 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
9785 * config/i386/i386.c: Include reload.h.
9786 (ix86_legitimize_reload_address): New function.
9788 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
9790 * opth-gen.awk: Allocated a bit for Mask and InverseMask if it
9791 hasn't been allocated. Define a target macro for Mask and
9792 InverseMask if it hasn't been defined. Remove MaskExists handling.
9794 * doc/options.texi: Remove MaskExists.
9796 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
9799 * config/sh/sh.c (find_barrier): Add equality check of last_got
9800 to avoid going above orig insn. Update comments.
9802 2012-03-27 Richard Guenther <rguenther@suse.de>
9805 * fold-const.c (try_move_mult_to_index): Handle &x.array more
9808 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
9810 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
9811 of a unit before computing the offset in units.
9812 * expr.c (get_bit_range): Return the null range if the enclosing record
9813 is part of a larger bit field.
9815 2012-03-27 Tristan Gingold <gingold@adacore.com>
9817 * config/ia64/vms.h (CASE_VECTOR_MODE): Define.
9818 * config/ia64/ia64.md: Remove mode in template.
9819 Sign extend operand in expand_simple_binop.
9820 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use
9821 CASE_VECTOR_MODE instead of TARGET_ILP32.
9822 (ADDR_VEC_ALIGN): Make it depends on CASE_VECTOR_MODE.
9824 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
9826 * varasm.c (assemble_external): #if 0 out the new assert from the
9827 previous commit, it breaks the Java and Go front ends.
9829 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
9831 * toplev.c (check_global_declaration_1): Do not call assemble_external.
9832 * expr.c (emit_block_move_libcall_fn): Likewise.
9833 (clear_storage_libcall_fn): Likewise.
9834 (expand_expr_addr_expr_1): Likewise.
9835 (expand_expr_real_1): Likewise.
9836 * calls.c (rtx_for_function_call): Likewise.
9838 * varasm.c (assemble_external): Assert this function is only called
9839 during or after expanding to RTL.
9841 2012-03-26 Martin Jambor <mjambor@suse.cz>
9843 PR tree-optimization/50052
9844 * tree-sra.c (tree_non_aligned_mem_p): Removed.
9845 (tree_non_aligned_mem_for_access_p): Likewise.
9846 (build_accesses_from_assign): Removed strict alignment requirements
9848 (access_precludes_ipa_sra_p): Likewise.
9850 2012-03-26 Richard Guenther <rguenther@suse.de>
9852 PR tree-optimization/52701
9853 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
9854 compute and set the evolution part of PHI nodes.
9856 2012-03-26 Richard Guenther <rguenther@suse.de>
9858 PR tree-optimization/52721
9859 * tree-vect-stmts.c (vect_init_vector): Handle scalars.
9861 2012-03-26 Ulrich Weigand <ulrich.weigand@linaro.org>
9863 PR tree-optimization/52686
9864 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
9867 2012-03-26 Tristan Gingold <gingold@adacore.com>
9869 * config/alpha/vms.h (LINK_SPEC): Simplify.
9870 (STARTFILE_SPEC): Remove -mvms-return-codes handling.
9871 (NAME__MAIN, SYMBOL__MAIN): Remove.
9872 (VMS_DEBUG_MAIN_POINTER): Remove.
9873 * config/ia64/vms.h: Likewise.
9874 * config/alpha/alpha.c (alpha_start_function): Move vms_debug_main
9875 code to vms.c. Call vms_start_function.
9876 * config/ia64/ia64.c (ia64_start_function): Likewise.
9877 * config/vms/vms-protos.h (vms_start_function): Declare.
9878 * config/vms/vms.c (vms_start_function): New function.
9879 * config/vms/vms.h (MATH_LIBRARY): Define.
9880 (VMS_DEBUG_MAIN_POINTER): Define.
9882 2012-03-26 Eric Botcazou <ebotcazou@adacore.com>
9884 PR rtl-optimization/52629
9885 * reload1.c (count_pseudo): Short-circuit common case.
9886 (count_spilled_pseudo): Return early for pseudos without hard regs.
9887 Assert that the pseudo has got a hard reg before manipulating it.
9889 2012-03-24 Jan Hubicka <jh@suse.cz>
9892 * varpool.c (varpool_finalize_decl): Handle toplevel_reorder here.
9893 (decide_is_variable_needed): Do not handle toplevel reorder here.
9894 * cgraph.h (varpool_can_remove_if_no_refs): Likewise.
9895 * ipa.c (cgraph_remove_unreachable_nodes): Remove unreachable vars
9898 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
9900 * expr.c (optimize_bitfield_assignment_op) <BIT_IOR_EXPR>: Use str_mode
9901 and str_bitsize instead of more convoluted expressions.
9903 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
9906 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
9908 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
9911 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Fix pasto.
9913 2012-03-23 Martin Jambor <mjambor@suse.cz>
9915 * tree-sra.c (build_accesses_from_assign): Remove FIXME comment.
9917 2012-03-23 Richard Guenther <rguenther@suse.de>
9919 PR tree-optimization/52678
9920 * tree-vectorizer.h (struct _stmt_vec_info): Add
9921 loop_phi_evolution_part member.
9922 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
9923 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
9924 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
9925 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
9926 Use the cached evolution part and the PHI nodes value from
9927 the loop preheader edge instead of re-analyzing the evolution.
9929 2012-03-22 Maxim Kuvyrkov <maxim@codesourcery.com>
9931 * config/mips/mips-tables.opt: Update.
9932 * config/mips/mips.md (processor): Add xlp.
9933 * config/mips/mips-cpus.def: Add xlp.
9934 * config/mips/mips.c (mips_rtx_cost_data): Add costs for XLP, copy from
9936 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle xlp.
9937 * doc/invoke.texi: Mention XLP.
9939 2012-03-22 Jakub Jelinek <jakub@redhat.com>
9942 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
9943 on any new_local_var_chain vars declared during recursing on
9944 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
9946 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
9948 * config/alpha/alpha.h (ASM_OUTPUT_ALIGN): Move to config/alpha/elf.h
9949 (ASM_OUTPUT_SKIP): Move to config/alpha/vms.h
9950 (ASM_OUTPUT_LOCAL): Ditto.
9951 (ASM_OUTPUT_COMMON): Remove.
9952 * config/alpha/elf.h (ASM_OUTPUT_DEF_FROM_DECLS): Use ASM_OUTPUT_DEF.
9953 * config/alpha/vms.h (ASM_OUTPUT_ALIGN): Do not undefine before define.
9955 2012-03-22 Jan Hubicka <jh@suse.cz>
9958 * cgraph.c (cgraph_remove_node_and_inline_clones): Add FORBIDDEN_NODE
9960 * cgraph.h (cgraph_remove_node_and_inline_clones): Update prototype.
9961 * ipa-inline-transform.c (save_inline_function_body): Remove
9962 copied clone if needed.
9963 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Update.
9965 2012-03-22 Richard Guenther <rguenther@suse.de>
9968 * fold-const.c (fold_ternary_loc): Fix typo.
9970 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
9973 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
9974 (unspecv): Add UNSPECV_MEMORY_BARRIER.
9975 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
9976 (delay_cycles_1, delay_cycles_2): Ditto.
9977 (delay_cycles_3, delay_cycles_4): Ditto.
9978 (nopv, *nopv): Ditto.
9979 (sleep, *sleep): Ditto.
9982 2012-03-22 Richard Guenther <rguenther@suse.de>
9984 PR tree-optimization/52548
9985 * tree-ssa-pre.c (valid_in_sets): Remove handling of invalidation
9986 because of clobbers.
9987 (prune_clobbered_mems): New function.
9988 (compute_antic_aux): Use it to prune ANTIC_OUT.
9989 (compute_partial_antic_aux): Use it to prune PA_IN.
9990 (compute_avail): Only insert expressions into EXP_GEN that are not
9991 invalidated when translated up to the beginning of the block.
9993 2012-03-22 Richard Guenther <rguenther@suse.de>
9995 PR tree-optimization/52638
9996 * tree-vect-stmts.c (vect_init_vector_1): New function, split
9998 (vect_init_vector): ... here. Handle scalar vector inits.
9999 (vect_get_vec_def_for_operand): Adjust.
10000 (vectorizable_load): Likewise.
10002 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
10004 * config.gcc (alpha*-*-linux*): Add elfos.h to tm_file.
10005 (alpha*-*-freebsd*): Ditto.
10006 (alpha*-*-netbsd*): Ditto.
10007 (alpha*-*-openbsd*): Ditto.
10008 * config/alpha/elf.h (OBJECT_FORMAT_ELF): Remove.
10009 (DWARF2_DEBUGGING_INFO): Remove.
10010 (PREFERRED_DEBUGGING_TYPE): Remove.
10011 (ASM_FINAL_SPEC): Remove.
10012 (IDENT_ASM_OP): Remove.
10013 (ASM_OUTPUT_IDENT): Remove.
10014 (SKIP_ASM_OP): Remove.
10015 (ASM_OUTPUT_SKIP): Remove.
10016 (ALIGN_ASM_OP): Remove.
10017 (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
10018 (ASM_OUTPUT_CASE_LABEL): Remove.
10019 (ASM_OUTPUT_EXTERNAL_LIBCALL): Remove.
10020 (COMMON_ASM_OP): Remove.
10021 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
10022 (ASCII_DATA_ASM_OP): Remove.
10023 (READONLY_DATA_SECTION_ASM_OP): Remove.
10024 (INIT_SECTION_ASM_OP): Remove.
10025 (FINI_SECTION_ASM_OP): Remove.
10026 (ASM_SECTION_START_OP): Remove.
10027 (ASM_OUTPUT_SECTION_START_FILE): Remove.
10028 (TARGET_ASM_NAMED_SECTION): Remove.
10029 (TARGET_ASM_SELECT_SECTION): Remove.
10030 (MAKE_DECL_ONE_ONLY): Remove.
10031 (TYPE_ASM_OP): Remove.
10032 (SIZE_ASM_OP): Remove.
10033 (ASM_WEAKEN_LABEL): Remove.
10034 (TYPE_OPERAND_FMT): Remove.
10035 (ASM_DECLARE_RESULT): Remove.
10036 (ASM_DECLARE_OBJECT_NAME): Remove.
10037 (ASM_FINISH_DECLARE_OBJECT): Remove.
10038 (ELF_ASCII_ESCAPES): Remove.
10039 (ELF_STRING_LIMIT): Remove.
10040 (STRING_ASM_OP): Remove.
10041 (ASM_OUTPUT_EXTERNAL): Remove.
10042 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Redefine to false.
10043 * config/alpha/alpha.h (PCC_BITFIELD_TYPE_MATTERS): Undefine
10045 (ASM_DECLARE_FUNCTION_NAME): Ditto.
10046 (ASM_DECLARE_FUNCTION_SIZE): Ditto.
10047 (ASM_GENERATE_INTERNAL_LABEL): Ditto.
10048 (ASM_OUTPUT_SKIP): Ditto.
10049 (READONLY_DATA_SECTION_ASM_OP): Remove.
10050 (USER_LABEL_PREFIX): Remove.
10051 (ASM_OUTPUT_ASCII): Remove.
10052 (ASM_OUTPUT_CASE_LABEL): Remove.
10053 (NO_DOLLAR_IN_LABEL): Undefine.
10055 2012-03-22 Richard Guenther <rguenther@suse.de>
10057 PR tree-optimization/52459
10058 * tree-ssa-pre.c (inhibit_phi_insertion): Do not inhibit
10059 PHI insertion for calls.
10061 2012-03-21 Steven Bosscher <steven@gcc.gnu.org>
10063 * cse.c (invalidate_from_sets_and_clobbers, try_back_substitute_reg,
10064 find_sets_in_insn, canonicalize_insn): Split out from ...
10065 (cse_insn): ... here.
10066 (invalidate_from_clobbers): Take an insn instead of the pattern.
10068 2012-03-21 Oleg Endo <olegendo@gcc.gnu.org>
10071 * config/sh/sh-protos.h (sh_fsca_df2int): Remove.
10072 * config/sh/sh.c (sh_fsca_df2int_rtx, sh_fsca_df2int): Remove.
10073 * config/sh/sh.md (sindf2, cosdf2): Remove.
10075 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
10078 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
10079 prologue for unwinder and profiler.
10081 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
10083 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
10084 Introduce emul_name to select the right linker emulation for
10085 powerpc64-*-freebsd*.
10086 * configure: Regenerate.
10087 * config.gcc: Add bits to support powerpc64-*-freebsd*.
10088 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
10089 * config/rs6000/freebsd64.h: New file.
10090 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
10092 (rs6000_savres_strategy): Likewise.
10093 (rs6000_savres_routine_name): Likewise.
10094 (rs6000_elf_file_end): Likewise.
10095 * config/rs6000/t-freebsd64: New file.
10096 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
10097 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
10099 * config/rs6000/freebsd64.h: Remove duplicated entries from last
10101 * config/rs6000/t-freebsd64: Likewise.
10103 2012-03-21 Georg-Johann Lay <avr@gjlay.de>
10105 PR rtl-optimization/52543
10107 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
10108 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
10109 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
10110 (avr_load_libgcc_p): Restrict to __flash loads.
10111 (avr_out_lpm): Only handle 1-byte loads from __flash.
10112 (avr_load_lpm): New function.
10113 (avr_find_unused_d_reg): Remove.
10114 (avr_out_lpm_no_lpmx): Remove.
10115 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
10116 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
10117 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
10118 (load_<mode>, load_<mode>_clobber): New insns.
10119 (mov<mode>): For multi-byte move from non-generic
10120 16-bit address spaces: Expand to load_<mode> resp.
10121 load_<mode>_clobber.
10122 (load<mode>_libgcc): Remove expander.
10123 (split-lpmx): Remove split.
10125 2012-03-21 Richard Earnshaw <rearnsha@arm.com>
10127 * neon.md (neon_vget_lanev2di): Use gen_lowpart and gen_highpart.
10128 * config/arm/neon.ml (Fixed_return_reg): Renamed to fixed_vector_reg.
10129 All callers changed.
10130 (Fixed_core_reg): New feature.
10131 (Vget_lane [sizes S64 and U64]): Add Fixed_core_reg. Allow fmrrd in
10133 * neon-testgen.ml: Handle Fixed_core_reg.
10135 2012-03-21 Andrew Stubbs <ams@codesourcery.com>
10137 * config/arm/arm.c (thumb2_reorg): Add complete support
10138 for 16-bit instructions.
10139 * config/arm/thumb2.md: Delete obsolete flag-clobbering peepholes.
10141 2012-03-21 Richard Guenther <rguenther@suse.de>
10143 PR tree-optimizer/52636
10144 * tree-vect-slp.c (vect_get_constant_vectors): Convert constants
10145 to the appropriate type.
10147 2012-03-21 Richard Guenther <rguenther@suse.de>
10149 * Makefile.in (cfgexpand.o): Add $(REGS_H) and $(INTEGRATE_H)
10151 * cfgexpand.c (gimple_expand_cfg): Fold in pass_init_function,
10152 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
10153 * passes.c (init_optimization_passes): Remove pass_init_function,
10154 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
10155 * tree-pass.h (pass_init_function): Remove.
10156 (pass_jump): Remove.
10157 (pass_initial_value_sets): Remove.
10158 (pass_unshare_all_rtl): Remove.
10159 * integrate.c (pass_initial_value_sets): Remove.
10160 * emit-rtl.c (pass_unshare_all_rtl): Remove.
10161 * tree.h (init_function_for_compilation): Remove.
10162 * function.c (init_function_for_compilation): Remove.
10163 (pass_init_function): Remove.
10164 * cfgcleanup.c (rest_of_handle_jump): Remove.
10165 (pass_jump): Remove.
10167 2012-03-20 Jason Merrill <jason@redhat.com>
10169 * tree-streamer-in.c (streamer_alloc_tree): Call
10170 ggc_alloc_zone_cleared_tree_node instead of
10171 ggc_alloc_zone_cleared_tree_node_stat.
10173 2012-03-20 Jonathan Wakely <jwakely.gcc@gmail.com>
10175 * doc/extend.texi (Template Instantiation): Remove anachronisms.
10177 2012-03-20 Jakub Jelinek <jakub@redhat.com>
10180 * config/i386/i386.c (expand_vec_perm_vperm2f128): New function.
10181 (ix86_expand_vec_perm_const_1): Call it.
10183 * config/i386/i386.c (vselect_insn): New variable.
10184 (init_vselect_insn): New function.
10185 (expand_vselect, expand_vselect_insn): Add testing_p argument.
10186 Call init_vselect_insn if vselect_insn is NULL. Adjust
10187 PATTERN (vselect_insn), instead of creating a new insn each time,
10188 only emit a copy of it if not testing and recog has been successful.
10189 (expand_vec_perm_pshufb, expand_vec_perm_1,
10190 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_broadcast_1): Adjust
10194 * config/i386/i386.md ("isa" attribute): Add avx2 and noavx2.
10195 ("enabled" attribute): Handle avx2 and noavx2 isas.
10196 * config/i386/sse.md (avx2_vec_dupv8sf_1, avx2_pbroadcast<mode>_1):
10198 (vec_dup<mode>): Add avx2 =x,x alternative.
10199 (vec_dup<mode> splitter): Don't split if TARGET_AVX2.
10200 (*avx_vperm_broadcast_<mode>): Don't split V4DFmode if TARGET_AVX2.
10201 For TARGET_AVX2, V8SFmode and elt == 0 split into vbroadcastss.
10202 * config/i386/i386.c (expand_vec_perm_pshufb): Emit also vpermps
10204 (expand_vec_perm_1): For broadcasts, use avx2_pbroadcast<mode>_1
10205 if possible, handle also V8SFmode.
10207 2012-03-20 Richard Earnshaw <rearnsha@arm.com>
10209 * arm/predicates.md (zero_operand, reg_or_zero_operand): New predicates.
10210 * arm/neon.md (neon_vceq<mode>, neon_vcge<mode>): Use
10211 reg_or_zero_operand predicate.
10212 (neon_vcle<mode>, neon_vclt<mode>): Use zero_operand predicate.
10214 2012-03-20 Jakub Jelinek <jakub@redhat.com>
10216 * config/i386/i386.c (ix86_decompose_address) <case ZERO_EXTEND>:
10217 If operand isn't UNSPEC, return 0.
10219 2012-03-20 Richard Guenther <rguenther@suse.de>
10221 * tree-pass.h (pass_rtl_eh): Remove.
10222 * except.c (gate_handle_eh): Likewise.
10223 (rest_of_handle_eh): Likewise.
10224 (pass_rtl_eh): Likewise.
10225 (finish_eh_generation): Export.
10226 * except.h (finish_eh_generation): Declare.
10227 * passes.c (init_optimization_passes): Remove pass_rtl_eh.
10228 * cfgexpand.c (gimple_expand_cfg): Call finish_eh_generation
10229 after expanding stack alignment. Instead of compacting blocks
10232 2012-03-20 Richard Guenther <rguenther@suse.de>
10234 * stor-layout.c (finish_bitfield_representative): Fallback
10235 to conservative maximum size if the padding up to the next
10236 field cannot be computed as a constant.
10237 (finish_bitfield_layout): If we cannot compute the distance
10238 between the start of the bitfield representative and the
10239 bitfield member start a new representative.
10240 * expr.c (get_bit_range): The distance between the start of
10241 the bitfield representative and the bitfield member is zero
10242 if the field offsets are not constants.
10244 2012-03-20 Tristan Gingold <gingold@adacore.com>
10246 * tree.h (enum size_type_kind): Add stk_ prefix to constants,
10247 convert in lowercase.
10248 (sizetype_tab, sizetype, bitsizetype, ssizetype, sbitsizetype)
10249 (size_int, ssize_int, bitsize_int, sbitsize_int): Adjust.
10250 * stor-layout.c (sizetype_tab): Adjust.
10251 (initialize_sizetypes): Use SIZETYPE instead of SIZE_TYPE.
10252 * tree-streamer.c (preload_common_nodes): Use stk_type_kind_last
10253 instead of type_kind_last.
10254 * tree-scalar-evolution.c (interpret_rhs_expr): Use size_int
10255 instead of size_int_kind.
10256 * doc/tm.texi.in (Type Layout): Document SIZETYPE.
10257 * doc/tm.texi: Regenerate.
10258 * defaults.h (SIZETYPE): Provide a default value.
10259 * config/vms/vms.h (SIZE_TYPE): Define as "unsigned int".
10260 (SIZETYPE): Define.
10262 2012-03-20 Oleg Endo <olegendo@gcc.gnu.org>
10264 * config/sh/sh.md: Use braced string notation where applicable.
10266 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
10268 * config/i386/i386.md (allocate_stack): Simplify.
10270 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
10272 * builtins.c (expand_builtin_cexpi): Use copy_addr_to_reg instead of
10273 copy_to_mode_reg (Pmode, ...).
10274 (expand_builtin_frame_address): Ditto.
10275 * expr.c (emit_block_move_via_libcall): Ditto.
10276 (set_storage_via_libcall): Ditto.
10278 * config/i386/i386.c (ix86_expand_movmem): Ditto.
10279 (ix86_expand_setmem): Ditto.
10280 (ix86_trampoline_init): DItto.
10281 * config/i386/i386.md (cmpstrnsi): Ditto.
10283 2012-03-19 Sandra Loosemore <sandra@codesourcery.com>
10285 * config/sh/sh.opt (madjust-unroll): Mark as ignored/obsolete.
10286 * config/sh/sh.h (TARGET_OPT_DEFAULT): Don't use MASK_ADJUST_UNROLL.
10287 * doc/invoke.texi (Option Summary): Remove -madjust-unroll.
10288 (SH Options): Likewise.
10290 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
10292 * config/i386/i386.c (get_thread_pointer): Add tp_mode argument.
10293 Generate ZERO_EXTEND in place if GET_MODE (tp) != tp_mode.
10294 (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>: Always generate
10295 DImode UNSPEC_GOTNTPOFF references on TARGET_64BIT.
10296 (ix86_decompose_address): Allow zero extended UNSPEC_TP references.
10299 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10301 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
10302 * config/i386/i386.c (ix86_decompose_address): Use
10303 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
10304 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
10305 thread pointer to a register.
10308 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
10310 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
10311 if Pmode != word_mode.
10312 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
10313 Pmode == SImode for TARGET_X32.
10315 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
10316 (tls_initial_exec_x32): Likewise.
10318 2012-03-19 Oleg Endo <olegendo@gcc.gnu.org>
10321 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12, DISP_ADDR_P,
10322 DISP_ADDR_OFFSET): New macros.
10323 * config/sh/sh.c (sh_address_cost): Add SH2A special case.
10324 (sh_legitimate_index_p): Allow QImode displacements for non-SH2A.
10325 (sh_legitimize_address): Add QImode displacement handling.
10326 (sh_cannot_change_mode_class): Disallow GENERAL_REGS for SFmode
10328 (sh_secondary_reload): Add QImode displacement handling.
10329 * config/sh/predicates.md (movsrc_no_disp_mem_operand): New predicate.
10330 * config/sh/constraints.md (K04, Snd, Sdd): New constraints.
10331 * config/sh/sh.md (extendqisi2): Remove constraints from expander.
10332 (*extendqisi2_compact): Rename to *extendqisi2_compact_reg, restrict
10333 to register operands only.
10334 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_snd): New insns.
10335 (extendqihi2): Change insn to expander.
10336 (*extendqihi2_compact_reg): New insn.
10337 (movqi_i, movqi): Replace with ...
10338 (movqi, *movqi_reg_reg, *movqi_store_mem_disp12,
10339 *movqi_load_mem_disp, *movqi_load_mem_disp): ... these.
10340 Add new peepholes for QImode displacement addressing.
10342 2012-03-19 Paolo Carlini <paolo.carlini@oracle.com>
10345 * doc/invoke.texi: Document -Wuseless-cast.
10347 2012-03-19 Eric Botcazou <ebotcazou@adacore.com>
10349 * tree.def (REALPART_EXPR, IMAGPART_EXPR, VIEW_CONVERT_EXPR): Move.
10350 * tree.h (handled_component_p): Reorder cases.
10351 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref): Do
10352 not initialize unsignedp.
10353 (loc_list_from_tree): Likewise.
10354 (fortran_common): Likewise.
10355 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
10357 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
10359 * config/i386/i386.c (ix86_expand_prologue) <CM_LARGE_PIC>: Use Pmode
10360 mode consistently. Use ix86_gen_add3. Assert that Pmode == DImode.
10361 (ix86_expand_split_stack_prologue): Use ix86_gen_add3.
10362 (ix86_split_long_move): Ditto.
10363 (legitimize_tls_address): Use ix86_gen_sub3.
10364 (construct_plt_address): Assert that Pmode == DImode.
10366 2012-03-18 Uros Bizjak <ubizjak@gmail.com>
10368 * config/i386/i386.md: Remove empty predicates and/or constraints.
10369 * config/i386/sync.md: Ditto.
10370 * config/i386/sse.md: Ditto.
10371 * config/i386/mmx.md: Ditto.
10372 * config/i386/pentium.md: Ditto.
10373 * config/i386/athlon.md: Ditto.
10375 2012-03-16 Richard Guenther <rguenther@suse.de>
10377 PR tree-optimization/52603
10378 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Clarify
10382 2012-03-14 Richard Guenther <rguenther@suse.de>
10384 PR tree-optimization/52571
10385 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
10386 flag_section_anchors check ...
10387 (vect_can_force_dr_alignment_p): ... here.
10389 2012-03-16 Martin Jambor <mjambor@suse.cz>
10391 * expr.c (expand_expr_real_1): Handle misaligned scalar reads from
10392 memory through MEM_REFs by calling extract_bit_field.
10394 2012-03-16 Richard Guenther <rguenther@suse.de>
10396 * fold-const.c (native_interpret_expr): Also support POINTER_TYPE
10397 and REFERENCE_TYPE interpretations.
10398 (can_native_interpret_type_p): New function.
10399 (fold_ternary_loc): Use native encode/interpret to fold
10400 BIT_FIELD_REFs of constants.
10402 2012-03-16 Richard Guenther <rguenther@suse.de>
10404 PR middle-end/52584
10405 * fold-const.c (fold_ternary_loc): Fold vector typed BIT_FIELD_REFs
10406 of vector constants and constructors.
10408 2012-03-16 Richard Guenther <rguenther@suse.de>
10410 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
10411 VIEW_CONVERT_EXPR to convert constants.
10412 (vect_is_simple_use): Treat all constants as vec_constant_def.
10414 2012-03-16 Richard Guenther <rguenther@suse.de>
10415 Kai Tietz <ktietz@redhat.com>
10417 PR middle-end/48814
10418 * gimplify.c (gimplify_self_mod_expr): Evaluate postfix
10419 side-effects completely in the pre-queue and use a temporary
10422 2012-03-16 Richard Guenther <rguenther@suse.de>
10424 * stor-layout.c (finish_bitfield_representative): Fall back
10425 to the conservative maximum size if we cannot compute the
10426 size of the tail padding.
10428 2012-03-16 Tristan Gingold <gingold@adacore.com>
10430 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
10431 __CRTL_VER and __VMS_VER.
10432 * config/vms/vms-protos.h: Declare vms_c_get_crtl_ver
10433 and vms_c_get_vms_ver.
10434 * config/vms/vms-c.c (vms_c_get_crtl_ver, vms_c_get_vms_ver): New
10436 * config/alpha/vms.h (VMS_DEFAULT_CRTL_VER)
10437 (VMS_DEFAULT_VMS_VER): Define.
10438 * config/ia64/vms.h (VMS_DEFAULT_CRTL_VER)
10439 (VMS_DEFAULT_VMS_VER): Define.
10441 2012-03-16 Richard Guenther <rguenther@suse.de>
10443 * tree-vect-loop.c (get_initial_def_for_induction): Use
10444 build_constructor directly.
10445 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
10446 build_vector_from_val.
10447 * tree.c (build_vector_from_val): Avoid creating a constructor
10448 first when we want a constant vector.
10450 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10452 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
10454 2012-03-16 Richard Guenther <rguenther@suse.de>
10456 * tree.h (TREE_VECTOR_CST_ELTS): Remove.
10457 (VECTOR_CST_NELTS, VECTOR_CST_ELTS, VECTOR_CST_ELT): New defines.
10458 (struct tree_vector): Remove elements member, add variable size
10460 (build_vector_stat): Declare.
10461 (build_vector): Define in terms of build_vector_stat.
10462 * tree.c (build_vector): Rename to ...
10463 (build_vector_stat): ... this. Take array of trees as parameter.
10464 (build_vector_from_ctor): Adjust.
10465 (integer_zerop, integer_onep, integer_all_onesp, iterative_hash_expr,
10466 initializer_zerop): Adjust.
10467 * cfgexpand.c (expand_debug_expr): Likewise.
10468 * expr.c (categorize_ctor_elements_1, expand_expr_real_1,
10469 const_vector_from_tree): Likewise.
10470 * fold-const.c (const_binop, operand_equal_p, native_encode_vector,
10471 native_interpret_vector, fold_unary_loc, vec_cst_ctor_to_array,
10472 fold_vec_perm, fold_binary_loc, fold_ternary_loc): Likewise.
10473 * tree-streamer-in.c (streamer_alloc_tree): Handle TS_VECTOR.
10474 (lto_input_ts_vector_tree_pointers): Adjust.
10475 * tree-streamer-out.c (streamer_write_tree_header): Handle TS_VECTOR.
10476 (write_ts_vector_tree_pointers): Adjust.
10477 * varasm.c (const_hash_1, compare_constant, copy_constant,
10478 output_constant): Adjust.
10479 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Adjust.
10480 * print-tree.c (print_node): Adjust.
10481 * tree-pretty-print.c (dump_generic_node): Adjust.
10482 * tree-vect-generic.c (uniform_vector_p, vector_element,
10483 lower_vec_perm): Adjust.
10484 * tree-vect-loop.c (get_initial_def_for_reduction): Adjust.
10485 * tree-vect-slp.c (vect_get_constant_vectors,
10486 vect_transform_slp_perm_load): Adjust.
10487 * tree-vect-stmts.c (vect_gen_perm_mask): Adjust.
10488 * expmed.c (make_tree): Adjust.
10489 * config/i386/i386.c (ix86_expand_builtin): Adjust.
10490 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Adjust interface
10491 and implementation.
10492 (sparc_fold_builtin): Adjust.
10494 2012-03-16 Tristan Gingold <gingold@adacore.com>
10496 * config.gcc (*-*-*vms*): Define use_gcc_stdint and tm_file.
10497 * config/vms/vms-stdint.h: New file.
10499 2012-03-16 Tristan Gingold <gingold@adacore.com>
10501 * config.host (alpha64-dec-*vms*, alpha*-dec-*vms*)
10502 (ia64-hp-*vms*): Replaced by ...
10503 (*-*-*vms*): ... This new entry.
10505 2012-03-15 Jakub Jelinek <jakub@redhat.com>
10508 * config/i386/i386.c (expand_vec_perm_vperm2f128_vblend): New function.
10509 (ix86_expand_vec_perm_const_1): Use it.
10512 * config/i386/sse.md (UNSPEC_VPERMDF): Remove.
10513 (avx2_permv4df): Remove.
10514 (avx2_permv4di): Macroize into...
10515 (avx2_perm<mode>): ... this using VI8F_256 iterator.
10516 (avx2_permv4di_1): Macroize into...
10517 (avx2_perm<mode>_1): ... this using VI8F_256 iterator.
10519 2012-03-15 Ulrich Weigand <ulrich.weigand@linaro.org>
10521 * combine.c (apply_distributive_law): Do not distribute SUBREG.
10523 2012-03-15 Ira Rosen <irar@il.ibm.com>
10524 Ulrich Weigand <ulrich.weigand@linaro.org>
10526 * tree-vect-patterns.c (widened_name_p): Rename to ...
10527 (type_conversion_p): ... this. Add new argument to determine
10528 if it's a promotion or demotion operation. Check for
10529 CONVERT_EXPR_CODE_P instead of NOP_EXPR.
10530 (vect_recog_dot_prod_pattern): Call type_conversion_p instead
10532 (vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern,
10533 vect_operation_fits_smaller_type, vect_recog_widen_shift_pattern):
10535 (vect_recog_mixed_size_cond_pattern): Likewise and allow
10536 non-constant then and else clauses.
10538 2012-03-15 Ira Rosen <irar@il.ibm.com>
10539 Ulrich Weigand <ulrich.weigand@linaro.org>
10541 * tree-vectorizer.h (vect_pattern_recog): Add new argument.
10542 * tree-vect-loop.c (vect_analyze_loop_2): Update call to
10543 vect_pattern_recog.
10544 * tree-vect-patterns.c (widened_name_p): Pass basic block
10545 info to vect_is_simple_use.
10546 (vect_recog_dot_prod_pattern): Fail for basic blocks.
10547 (vect_recog_widen_sum_pattern): Likewise.
10548 (vect_handle_widen_op_by_const): Support basic blocks.
10549 (vect_operation_fits_smaller_type,
10550 vect_recog_over_widening_pattern): Likewise.
10551 (vect_recog_vector_vector_shift_pattern): Support basic blocks.
10552 Update call to vect_is_simple_use.
10553 (vect_recog_mixed_size_cond_pattern): Support basic blocks.
10555 (check_bool_pattern): Add an argument, update call to
10556 vect_is_simple_use and the recursive calls.
10557 (vect_recog_bool_pattern): Update relevant function calls.
10559 (vect_mark_pattern_stmts): Update calls to new_stmt_vec_info.
10560 (vect_pattern_recog_1): Check for reduction only in loops.
10561 (vect_pattern_recog): Add new argument. Support basic blocks.
10562 * tree-vect-stmts.c (vectorizable_conversion): Pass basic block
10563 info to vect_is_simple_use_1.
10564 * tree-vect-slp.c (vect_get_and_check_slp_defs): Support basic blocks.
10565 (vect_slp_analyze_bb_1): Call vect_pattern_recog.
10567 2012-03-15 Jakub Jelinek <jakub@redhat.com>
10568 Andrew Pinski <apinski@cavium.com>
10570 PR middle-end/52592
10571 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
10572 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
10573 calls instead of __builtin_ir{int,ound}*.
10575 2012-03-15 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10577 * doc/sourcebuild.texi (cleanup-modules, keep-modules): Update
10580 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
10582 * config.gcc (target_type_format_char): New. Document it. Set it for
10584 * configure.ac (gnu_unique_option): Use target_type_format_char
10585 in test. Comment rationale.
10586 * configure: Regenerate .
10588 2012-03-15 Jakub Jelinek <jakub@redhat.com>
10590 PR tree-optimization/52267
10591 * tree-vrp.c (masked_increment): New function.
10592 (register_edge_assert_for_2): Derive ASSERT_EXPRs
10593 from (X & CST1) cmp CST2 tests.
10595 2012-03-15 Richard Guenther <rguenther@suse.de>
10597 PR middle-end/52580
10598 * tree-data-ref.c (subscript_dependence_tester_1): Check
10599 all dimensions for non-conflicting access functions.
10601 2012-03-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
10604 * doc/invoke.texi [C++ Language Options]: Document
10605 -ftemplate-backtrace-limit.
10607 2012-03-15 Tristan Gingold <gingold@adacore.com>
10609 * c-parser.c (c_parser_parameter_declaration): Handle #pragma
10610 before a parameter.
10612 2012-03-15 Tristan Gingold <gingold@adacore.com>
10614 * dwarf2out.c (gen_subprogram_die): Require dwarf unwinding to
10615 use DW_OP_call_frame_cfa.
10617 2012-03-14 H.J. Lu <hongjiu.lu@intel.com>
10620 * config/i386/i386-opts.h (pmode): New.
10622 * config/i386/i386.c (ix86_option_override_internal): Properly
10623 check and set ix86_pmode.
10625 * config/i386/i386.h (Pmode): Check ix86_pmode instead of TARGET_64BIT.
10627 * config/i386/i386.opt (maddress-mode=): New.
10629 * doc/invoke.texi: Document -maddress-mode=short|long for x86.
10631 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10633 * dwarf2cfi.c (def_cfa_0): Remove MIPS_DEBUGGING_INFO handling.
10634 (dwarf2out_do_cfi_asm): Likewise.
10635 * dwarf2out.c (output_call_frame_info): Remove MIPS_DEBUGGING_INFO
10637 (add_data_member_location_attribute): Likewise.
10638 (gen_array_type_die): Likewise.
10639 (gen_subprogram_die): Likewise.
10640 (gen_producer_string): Likewise.
10641 * sdbout.c (sdbout_begin_prologue): Declare unconditionally.
10642 Remove MIPS_DEBUGGING_INFO handling.
10643 (sdb_debug_hooks): Likewise.
10644 (sdbout_begin_block): Likewise.
10645 (sdbout_end_block): Likewise.
10646 (sdbout_begin_prologue): Likewise.
10647 (sdbout_start_source_file): Likewise.
10648 (sdbout_end_source_file): Likewise.
10649 (sdbout_init): Likewise.
10650 * system.h (MIPS_DEBUGGING_INFO): Poison.
10652 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10654 * config/alpha/alpha.c [HAVE_STAMP_H]: Remove.
10655 (alpha_file_start) [MS_STAMP]: Remove.
10657 * config/alpha/elf.h (TARGET_GAS): Remove.
10658 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove.
10659 * config/alpha/linux.h (TARGET_DEFAULT): Remove.
10660 * config/alpha/netbsd.h (TARGET_DEFAULT): Remove.
10661 * config/alpha/vms.h (TARGET_DEFAULT): Remove.
10662 * config.gcc (alpha*-*-linux*): Remove target_cpu_default.
10663 (alpha*-*-freebsd*): Likewise.
10664 (alpha*-*-netbsd*): Likewise.
10665 (alpha*-*-openbsd*): Likewise.
10666 (alpha*-*-*): Remove target_cpu_default2.
10667 * config/alpha/alpha.c (alpha_output_filename): Remove !TARGET_GAS
10669 * config/alpha/alpha.h (TARGET_AS_CAN_SUBTRACT_LABELS): Remove.
10670 (TARGET_AS_SLASH_BEFORE_SUFFIX): Remove.
10671 * config/alpha/alpha.c (print_operand): Always assume
10672 TARGET_AS_SLASH_BEFORE_SUFFIX.
10673 * config/alpha/alpha.md ("*builtin_setjmp_receiver_er_sl_1"):
10674 Remove TARGET_AS_CAN_SUBTRACT_LABELS.
10675 ("*builtin_setjmp_receiver_er_1"): Remove.
10676 * config/alpha/alpha.opt (malpha-as): Remove.
10678 * doc/invoke.texi (Option Summary, DEC Alpha Options): Remove
10680 Remove DEC Unix reference.
10682 * config/alpha/alpha.h (OBJECT_FORMAT_COFF): Remove.
10683 (EXTENDED_COFF): Remove.
10684 * config/alpha/elf.h (OBJECT_FORMAT_COFF): Don't undef.
10685 (EXTENDED_COFF): Don't undef.
10686 * config/alpha/alpha.c (alpha_file_start): Always assume
10688 Don't set targetm.asm_file_start_file_directive.
10689 [!OBJECT_FORMAT_ELF]: Remove.
10690 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
10692 * config/alpha/alpha.h (SDB_DEBUGGING_INFO): Remove.
10693 (DBX_DEBUGGING_INFO): Remove.
10694 (MIPS_DEBUGGING_INFO): Remove.
10695 (PREFERRED_DEBUGGING_TYPE): Remove.
10696 (DBX_OUTPUT_SOURCE_LINE): Remove.
10697 (SDB_OUTPUT_SOURCE_LINE): Remove.
10698 (DBX_CONTIN_LENGTH): Remove.
10699 (NO_DBX_FUNCTION_END): Remove.
10700 (ASM_STABS_OP): Remove.
10701 (ASM_STABN_OP): Remove.
10702 (ASM_STABD_OP): Remove.
10703 (SDB_ALLOW_FORWARD_REFERENCES): Remove.
10704 (SDB_ALLOW_UNKNOWN_REFERENCES): Remove.
10705 (PUT_SDB_DEF): Remove.
10706 (PUT_SDB_PLAIN_DEF): Remove.
10707 (PUT_SDB_TYPE): Remove.
10708 (sdb_label_count): Remove.
10709 (PUT_SDB_BLOCK_START): Remove.
10710 (PUT_SDB_BLOCK_END): Remove.
10711 (PUT_SDB_FUNCTION_START): Remove.
10712 (PUT_SDB_FUNCTION_END): Remove.
10713 (PUT_SDB_EPILOGUE_END): Remove.
10714 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Don't undef.
10715 (MIPS_DEBUGGING_INFO): Don't undef.
10716 (DBX_DEBUGGING_INFO): Don't undef.
10717 * config/alpha/vms.h (SDB_DEBUGGING_INFO): Don't undef.
10718 (MIPS_DEBUGGING_INFO): Don't undef.
10719 (DBX_DEBUGGING_INFO): Don't undef.
10720 * config/alpha/freebsd.h (DBX_CONTIN_CHAR): Remove.
10721 * config/alpha/alpha.c (alpha_option_override): Remove SDB_DEBUG
10723 (alpha_start_function): Likewise.
10724 (sdb_label_count): Remove.
10725 (alpha_output_filename): Remove DBX_DEBUG handling.
10726 (alpha_file_start): Likewise.
10728 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10730 * config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
10731 (*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
10732 (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
10734 * configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
10735 (ld_tls_support): Remove Solaris 8 references.
10736 (lwp_dir, lwp_spec): Remove support for alternate thread library.
10737 * acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.* tests.
10738 * configure: Regenerate.
10739 * config.in: Regenerate.
10741 * config/sol2.h (LINK_SPEC): Remove LIB_THREAD_LDFLAGS_SPEC.
10742 * config/i386/sol2.h: Remove Solaris 8 references.
10744 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Rename to ...
10745 (i?86-*-solaris2.9): ... this.
10746 Remove Solaris 8 references.
10747 (Specific, *-*-solaris2*): Document Solaris 8 removal.
10748 Remove Solaris 8 references.
10750 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10752 * config.gcc (enable_obsolete): Remove mips-sgi-irix6.5.
10753 (mips-sgi-irix6.5*): Remove.
10754 * config.host (mips-sgi-irix*): Remove.
10755 * configure.ac (enable_fixed_point): Remove mips*-sgi-irix*.
10756 (set_have_as_tls): Remove *-*-irix6*.
10757 (gcc_cv_ld_static_dynamic): Remove mips-sgi-irix6*.
10758 * configure: Regenerate.
10760 * config/mips/iris6.h: Remove.
10761 * config/mips/iris6.opt: Remove.
10762 * config/mips/t-irix6: Remove.
10764 * config/mips/mips.h (TARGET_GPWORD): Remove IRIX 6 N64 handling.
10765 (TARGET_IRIX6): Remove.
10766 (TARGET_CPU_CPP_BUILTINS): Remove IRIX 6 handling.
10767 Don't define LANGUAGE_C, _LANGUAGE_C for Objective-C.
10768 * config/mips/mips.c (mips_build_builtin_va_list): Remove IRIX 6
10770 (mips_file_start): Likewise.
10771 * config/mips/mips-protos.h (irix_asm_output_align): Remove.
10773 * config/mips/driver-native.c [__sgi__]: Remove.
10774 (host_detect_local_cpu) [__sgi__]: Remove.
10776 * config/mips/gnu-user.h: Remove iris5.h reference.
10778 * config/mips/mips-modes.def: Remove IRIX 6 reference.
10779 * config/mips/gnu-user64.h (MIPS_TFMODE_FORMAT): Remove.
10780 * config/mips/mips.c (mips_option_override) [MIPS_TFMODE_FORMAT]:
10783 * gcc.c (main): Move asm_debug initialization ...
10784 (asm_debug): ... here.
10786 * ginclude/stddef.h (__STDDEF_H__): Don't define.
10788 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Remove.
10789 * system.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Poison.
10790 * collect2.c [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
10791 (main) [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
10792 [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES] (is_in_args): Remove.
10793 * doc/tm.texi.in (Driver, LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
10795 * doc/tm.texi: Regenerate.
10797 * doc/invoke.texi (Debugging Options, -gdwarf-<version>): Remove
10799 (MIPS Options, -march): Remove IRIX reference.
10800 * doc/install.texi (Binaries, SGI IRIX): Remove.
10801 (Specific, mips-sgi-irix6): Document IRIX 6.5 removal, remove rest
10803 * doc/trouble.texi (Interoperation): Remove -lgl_s handling.
10805 2012-03-14 Martin Jambor <mjambor@suse.cz>
10807 * expr.c (expand_assignment): Use expand_expr with EXPAND_WRITE
10808 when expanding MEM_REFs, MEM_TARGET_REFs and handled_component bases.
10809 (expand_expr_real_1): Do not handle misalignment if modifier is
10812 2012-03-14 Richard Guenther <rguenther@suse.de>
10814 PR middle-end/52584
10815 * tree-vect-generic.c (type_for_widest_vector_mode): Take
10816 element type instead of mode, use build_vector_type_for_mode
10817 instead of the langhook, build a vector of proper signedness.
10818 (expand_vector_operations_1): Adjust.
10820 2012-03-14 Richard Guenther <rguenther@suse.de>
10822 PR middle-end/52582
10823 * gimple-fold.c (canonicalize_constructor_val): Make sure we have
10824 a cgraph node for a FUNCTION_DECL that comes from a constructor.
10825 (gimple_get_virt_method_for_binfo): Likewise.
10827 2012-03-14 Richard Guenther <rguenther@suse.de>
10829 PR tree-optimization/52571
10830 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
10831 flag_section_anchors check ...
10832 (vect_can_force_dr_alignment_p): ... here. Do not re-align
10833 DECL_COMMON variables.
10835 2012-03-14 Richard Guenther <rguenther@suse.de>
10837 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
10838 * stor-layout.c (start_bitfield_representative): New function.
10839 (finish_bitfield_representative): Likewise.
10840 (finish_bitfield_layout): Likewise.
10841 (finish_record_layout): Call finish_bitfield_layout.
10842 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
10843 for QUAL_UNION_TYPE fields.
10844 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
10845 Stream DECL_BIT_FIELD_REPRESENTATIVE.
10846 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
10848 PR middle-end/52080
10849 PR middle-end/52097
10850 PR middle-end/48124
10851 * expr.c (get_bit_range): Unconditionally extract bitrange
10852 from DECL_BIT_FIELD_REPRESENTATIVE.
10853 (expand_assignment): Adjust call to get_bit_range.
10855 2012-03-14 Richard Guenther <rguenther@suse.de>
10857 PR middle-end/52578
10858 * fold-const.c (fold_unary_loc): Fold (T1)(T2)x to (T1)x if
10859 the outermost conversion is a sign-change only.
10860 (fold_binary_loc): Disregard widening and sign-changing
10861 conversions when we determine if two variables are equal
10863 * tree-ssa-forwprop.c (combine_conversions): Fold (T1)(T2)x to
10864 (T1)x if the outermost conversion is a sign-change only.
10866 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
10869 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
10871 * config/i386/predicates.md (constant_call_address_operand): Declare
10872 as special predicate. Update all uses.
10874 2012-03-13 Jakub Jelinek <jakub@redhat.com>
10877 * c-parser.c (c_parser_postfix_expression)
10878 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
10880 * config/i386/smmintrin.h: Avoid /* within a comment.
10881 * config/i386/nmmintrin.h: Likewise.
10883 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10885 * config/i386/i386.md (xbegin): Remove constraint from expander.
10887 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10889 * config/i386/predicates.md (constant_call_address_operand): Declare
10890 as special predicate. Update all uses.
10891 * config/i386/i386.md: Remove mode from constant_call_address_operand
10893 * config/i386/i386.c (ix86_output_call_insn): Call
10894 constant_call_address_operand with VOIDmode.
10896 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10898 * config/i386/i386.c (ix86_decompose_address): Handle subregs of
10899 AND zero extended address correctly.
10901 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10903 * config/i386/predicates.md (tls_symbolic_operand): Declare as
10905 (tls_modbase_operand): Ditto.
10906 * config/i386/i386.md: Remove mode from tls_symbolic_operand and
10907 tls_modbase_operand predicates.
10909 2012-03-13 Martin Jambor <mjambor@suse.cz>
10911 * expr.c (expand_assignment): Handle misaligned scalar writes to
10912 memory through top-level MEM_REFs by calling store_bit_field.
10914 2012-03-13 Richard Guenther <rguenther@suse.de>
10916 PR middle-end/52134
10917 * fold-const.c (fold_binary_loc): Fold (X * Y) & -(1 << CST) to X * Y
10918 if Y is a constant multiple of 1 << CST.
10920 2012-03-13 Georg-Johann Lay <avr@gjlay.de>
10923 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
10924 offset (size) to a value the insns can deal with.
10925 (expand_epilogue): Ditto.
10927 2012-03-13 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
10929 * config/arm/neon.ml (ops): Fixup expected instructions for
10930 unsigned vector compares.
10932 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10934 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
10935 addresses only when %reg is not in word mode.
10937 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10939 * config/microblaze/microblaze.md: Fix typo.
10940 * tree-if-conv.c: Likewise.
10941 * tree-vect-patterns.c: Likewise.
10943 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10945 * config.gcc (extra_passes): Remove.
10946 * configure.ac (extra_passes): Don't substitute.
10947 * configure: Regenerate.
10948 * Makefile.in (EXTRA_PASSES): Remove.
10949 (GCC_PASSES): Remove $(EXTRA_PASSES).
10950 (MOSTLYCLEANFILES): Likewise.
10951 (native): Likewise.
10952 (install-common): Likewise.
10954 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10956 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
10957 * config/i386/i386.c (ix86_decompose_address): Use
10958 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
10959 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
10960 thread pointer to a register.
10962 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
10964 * config/i386/i386.md (*tls_global_dynamic_64_<mode>): Remove :P
10965 on tls_symbolic_operand.
10966 (tls_global_dynamic_64_<mode>): Likewise.
10968 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
10971 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
10972 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
10974 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
10977 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
10978 type from reg_class_t to enum reg_class.
10979 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
10981 2012-03-12 Andrew Pinski <apinski@cavium.com>
10983 * tree-ssa-phiopt.c (single_non_singleton_phi_for_edges): New function.
10984 (tree_ssa_phiopt_worker): Use single_non_singleton_phi_for_edges.
10985 (value_replacement): Likewise.
10986 (empty_block_p): Check also if the PHIs for the block are empty.
10988 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
10991 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
10992 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
10993 r184615 from 2012-02-28.
10995 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
10997 * config/i386/i386.c (ix86_gen_tls_global_dynamic_64): New.
10998 (ix86_gen_tls_local_dynamic_base_64): Likewise.
10999 (ix86_option_override_internal): Set ix86_gen_tls_global_dynamic_64
11000 and ix86_gen_tls_local_dynamic_base_64.
11001 (legitimize_tls_address): Use ix86_gen_tls_global_dynamic_64 and
11002 ix86_gen_tls_local_dynamic_base_64.
11004 * config/i386/i386.md (*tls_global_dynamic_64): Renamed to ...
11005 (*tls_global_dynamic_64_<mode>): This.
11006 (tls_global_dynamic_64): Renamed to ...
11007 (tls_global_dynamic_64_<mode>): This.
11008 (*tls_local_dynamic_base_64): Renamed to ...
11009 (*tls_local_dynamic_base_64_<mode>): This.
11010 (tls_local_dynamic_base_64): Renamed to ...
11011 (tls_local_dynamic_base_64_<mode>): This.
11013 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
11015 * config/i386/i386.c (ix86_option_override_internal): Properly
11016 set ix86_gen_leave and ix86_gen_monitor. Check Pmode == DImode,
11017 instead of TARGET_64BIT, to set ix86_gen_add3, ix86_gen_sub3,
11018 ix86_gen_one_cmpl2, ix86_gen_andsp, ix86_gen_allocate_stack_worker,
11019 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
11021 * config/i386/sse.md (sse3_monitor64): Renamed to ...
11022 (sse3_monitor64_<mode>): This.
11024 2012-03-12 Tristan Gingold <gingold@adacore.com>
11026 * config/ia64/ia64.c (ia64_function_arg_1): Move code around.
11027 (ia64_function_arg_advance): Ditto.
11029 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11031 * config.gcc (mips*-*-openbsd*): Remove.
11032 * config/mips/openbsd.h: Remove.
11033 * config/mips/sdb.h: Remove.
11035 * config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
11036 * config/mips/mips.c (sdb_label_count): Remove.
11037 (mips_debugger_offset): Remove #if 0 code.
11038 (mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
11039 * config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
11041 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11043 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
11044 binutils reference.
11045 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
11046 Update binutils references.
11047 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
11048 Update binutils reference.
11049 Update Sun as/GNU ld caveat.
11050 Document binutils largefile requirement for LTO plugin.
11051 Remove reference to alternate libpthread.
11053 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11055 * config.gcc (alpha*-dec-osf5.1*): Remove.
11056 * config.host (alpha*-dec-osf*): Remove.
11057 * configure.ac (*-*-osf*): Remove.
11058 (alpha*-dec-osf*): Remove.
11059 * configure: Regenerate.
11061 * config/alpha/host-osf.c, config/alpha/osf5.h, config/alpha/osf5.opt,
11062 config/alpha/va_list.h, config/alpha/x-osf: Remove.
11064 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
11065 * config/alpha/alpha.c (struct machine_function): Update comment.
11066 (alpha_start_function): Remove Tru64 UNIX as handling for
11068 * config/alpha/alpha.md ("exception_receiver"): Remove
11069 TARGET_LD_BUGGY_LDGP.
11070 ("*exception_receiver_2"): Likewise.
11071 * except.c (finish_eh_generation): Remove Tru64 reference.
11072 * ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
11073 * system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
11074 * target.def (handle_pragma_extern_prefix): Remove.
11076 * Makefile.in (mips-tfile.o-warn): Remove.
11077 (ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
11078 (mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
11079 * mips-tdump.c, mips-tfile.c: Remove.
11081 * doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
11083 * doc/install.texi (Binaries): Remove Tru64 UNIX reference.
11084 (Specific, alpha*-dec-osf5.1): Note removal.
11085 * doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
11087 * doc/tm.texi: Regenerate.
11088 * doc/trouble.texi (Cross-Compiler Problems): Remove.
11090 2012-03-12 Richard Guenther <rguenther@suse.de>
11092 * config/arm/arm.c (neon_dereference_pointer): Do not call
11093 covert during RTL expansion.
11095 2012-03-12 Tristan Gingold <gingold@adacore.com>
11097 * doc/invoke.texi (VMS Options): Merge Alpha/VMS and IA-64/VMS
11098 Options. Mention -mpointer-size.
11100 2012-03-12 Richard Guenther <rguenther@suse.de>
11102 * config/alpha/alpha.c (alpha_gimplify_va_arg): Use
11103 build_nonstandard_integer_type.
11105 2012-03-12 Richard Guenther <rguenther@suse.de>
11107 * tree.c (signed_or_unsigned_type_for): Use
11108 build_nonstandard_integer_type.
11109 (signed_type_for): Adjust documentation.
11110 (unsigned_type_for): Likewise.
11111 * tree-pretty-print.c (dump_generic_node): Use standard names
11112 for non-standard integer types if available.
11114 2012-03-12 Tristan Gingold <gingold@adacore.com>
11116 * config/vms/vms.opt: Add vms-opts.h header.
11117 (mmalloc64): Use flag_vms_malloc64 flag instead of MALLOC64
11119 (-mvms-return-codes): Document.
11120 (-mpointer-size): New option.
11121 (vms_pointer_size): Add enumeration.
11122 * config/vms/vms-opts.h: New file.
11123 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
11124 __INITIAL_POINTER_SIZE.
11125 (POINTER_SIZE, SIZE_TYPE, PTRDIFF_TYPE): Adjust definition.
11126 (C_COMMON_OVERRIDE_OPTIONS): Define.
11127 (DWARF2_ADDR_SIZE): Define.
11128 * config/vms/vms.c (vms_patch_builtins): Adjust condition.
11129 * config/vms/vms-protos.h (vms_c_common_override_options):
11131 * config/vms/vms-c.c (vms_pragma_pointer_size): Ignore pragma
11132 if -mno-pointer-size.
11133 (vms_c_common_override_options): New function.
11134 * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
11135 * config/alpha/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
11136 (MALLOC_ABI_ALIGNMENT): Use flag_vms_malloc64
11137 and flag_vms_pointer_size.
11138 (MASK_RETURN_ADDR): Set according to flag_vms_pointer_size.
11139 * config.gcc (*-*-*vms*): Define xm_file.
11140 (alpha*-dec-*vms*): Do not define xm_file.
11141 (alpha64-dec-*vms*): Remove.
11142 (ia64-hp-*vms*): Do not define xm_file. Simplify tm_file
11145 2012-03-12 Jakub Jelinek <jakub@redhat.com>
11147 PR tree-optimization/51721
11148 * tree-vrp.c (register_edge_assert_for_2): Add asserts for unsvar
11149 if (int) unsvar cmp CST.
11151 2012-03-12 Richard Guenther <rguenther@suse.de>
11153 * tree-sra.c (create_access_replacement): Only rename the replacement
11154 if we can rewrite it into SSA form. Properly mark register typed
11155 replacements that we cannot rewrite with TREE_ADDRESSABLE.
11156 * tree-cfg.c (verify_expr): Fix BIT_FIELD_REF verification
11157 for aggregate or BLKmode results.
11159 2012-03-12 Jakub Jelinek <jakub@redhat.com>
11161 PR tree-optimization/52533
11162 * tree-vrp.c (register_edge_assert_for_2): Use double_int
11163 type for mask, only handle shifts by non-zero in-range
11164 shift count, for LE_EXPR and GT_EXPR if new_val is
11165 maximum, don't add the assertion.
11167 2012-02-12 Kirill Yukhin <kirill.yukhin@intel.com>
11169 * doc/invoke.texi: Document -mrtm option.
11170 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RTM_SET): New.
11171 (OPTION_MASK_ISA_RTM_UNSET): Ditto.
11172 (ix86_handle_option): Handle OPT_mrtm.
11173 * config.gcc (i[34567]86-*-*): Add rtmintrin.h and
11175 (x86_64-*-*): Ditto.
11176 * i386-builtin-types.def (INT_FTYPE_VOID): New.
11177 * config/i386/i386-c.c (ix86_target_macros_internal): Define
11179 (ix86_target_string): Define -mrtm option.
11181 (ix86_option_override_internal): Extend "corei7-avx" with RTM option.
11183 (ix86_valid_target_attribute_inner_p): Add OPT_mrtm.
11184 (ix86_builtins): Add IX86_BUILTIN_XBEGIN, IX86_BUILTIN_XEND,
11185 IX86_BUILTIN_XTEST.
11186 (bdesc_special_args): Ditto.
11187 (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_XABORT.
11188 (ix86_expand_special_args_builtin): Handle new built-in type.
11189 (ix86_expand_builtin): Handle XABORT instruction.
11190 * config/i386/i386.h (TARGET_RTM): New.
11191 * config/i386/i386.md (UNSPECV_XBEGIN): New.
11192 (UNSPECV_XEND): Ditto.
11193 (UNSPECV_XABORT): Ditto.
11194 (UNSPECV_XTEST): Ditto.
11201 * config/i386/i386.opt (mrtm): New.
11202 * config/i386/immintrin.h: Include rtmintrin.h and xtestintrin.h.
11203 * config/i386/rtmintrin.h: New header.
11204 * config/i386/xtestintrin.h: Ditto.
11206 2012-03-12 Tristan Gingold <gingold@adacore.com>
11208 * ginclude/stddef.h: Adjust previous patch.
11209 Use __VMS__ instead of VMS.
11211 2012-03-12 Uros Bizjak <ubizjak@gmail.com>
11213 * config/i386/i386.md (setcc + movzbl to xor + setcc peephole2):
11214 Also convert sequences with CC setting arithmetic instruction.
11216 2012-03-11 Sandra Loosemore <sandra@codesourcery.com>
11218 * doc/invoke.texi (Option Summary): Move -no-integrated-cpp
11219 from C Language Options to Preprocessor Options.
11220 (C Dialect Options): Move -no-integrated-cpp documentation
11222 (Preprocessor Options): ...to here. Rewrite the description
11223 so it makes more sense, and remove discussion of merging front ends.
11225 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
11227 * config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
11229 (ix86_expand_setmem): Likewise.
11231 2012-03-11 Uros Bizjak <ubizjak@gmail.com>
11233 * config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using
11236 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
11238 * config/i386/i386.c (ix86_trampoline_init): Use movl for 64bit if
11239 ptr_mode == SImode. Replace DImode with Pmode or ptr_mode.
11241 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
11243 * config/i386/i386.c (x86_this_parameter): Replace DImode with Pmode.
11245 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
11247 * config/i386/i386.md (lwp_slwpcb): Check Pmode instead of
11250 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
11251 Uros Bizjak <ubizjak@gmail.com>
11253 * config/i386/predicates.md (call_insn_operand): Allow
11254 constant_call_address_operand in Pmode only.
11255 (sibcall_insn_operand): Ditto.
11256 * config/i386/i386.md (*call): Use W mode iterator instead of P mode.
11257 (*call_vzeroupper): Ditto.
11259 (*sibcall_vzeroupper): Ditto.
11260 (*call_value): Ditto.
11261 (*call_value_vzeroupper): Ditto.
11262 (*sibcall_value): Ditto.
11263 (*sibcall_value_vzeroupper): Ditto.
11264 (*indirect_jump): Ditto.
11265 (*tablejump_1): Ditto.
11266 (indirect_jump): Convert memory address to word mode for TARGET_X32.
11267 (tablejump): Ditto.
11268 * config/i386/i386.c (ix86_expand_call): Convert indirect operands
11271 2012-03-11 Oleg Endo <olegendo@gcc.gnu.org>
11274 * config/sh/sh.md (movnegt): Expand into respective insns immediately.
11275 Use movrt_negc instead of negc pattern for non-SH2A.
11276 (*movnegt): Remove.
11277 (*movrt_negc, *negnegt, *movtt, *movt_qi): New insns and splits.
11279 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
11281 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
11282 if Pmode != word_mode.
11283 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
11284 Pmode == SImode for TARGET_X32.
11286 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
11287 (tls_initial_exec_x32): Likewise.
11289 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
11291 PR rtl-optimization/52528
11292 * combine.c (can_combine_p): Add setting of subst_low_luid
11293 before call to expand_field_assignment().
11295 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
11297 * doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
11298 and related program names.
11300 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
11302 * doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".
11304 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
11307 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
11308 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
11309 to set code to 'q'.
11310 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
11311 (*movdi_internal_rex64): Use %E operand modifier for lea.
11312 (*movsi_internal): Ditto.
11314 (*lea<mode>_2): Ditto.
11315 (*lea_{3,4,5,6}_zext): Ditto.
11316 (*tls_global_dynamic_32_gnu): Ditto.
11317 (*tls_global_dynamic_64): Ditto.
11318 (*tls_dynamic_gnu2_lea_32): Ditto.
11319 (*tls_dynamic_gnu2_lea_64): Ditto.
11320 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
11322 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
11324 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
11325 redefine to be NULL if the current bit-size is different from the
11326 configured bit-size.
11328 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
11329 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
11330 set the default tuning. Add asserts to make sure the cpu and tune
11331 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
11332 test whether the index is set, instead of > 0.
11333 (rs6000_file_start): Do not reset the default cpu if the current
11334 bit-size is different from the configured bit-size.
11336 2012-03-09 Tristan Gingold <gingold@adacore.com>
11338 * config/vms/vms-crtlmap.map: Add comments.
11339 Add entries needed to build Ada RTS.
11341 2012-03-09 Tristan Gingold <gingold@adacore.com>
11343 * ginclude/stddef.h: Do not define __size_t on VMS.
11345 2012-03-09 Tristan Gingold <gingold@adacore.com>
11347 * c-tree.h (c_default_pointer_mode): New variable.
11348 * c-decl.c (c_default_pointer_mode): New variable.
11349 (c_build_pointer_type): New function.
11350 (grokdeclarator): Call c_build_pointer_type instead
11351 of build_pointer_type.
11353 * config/vms/vms-c.c: Include c-tree.h
11354 (saved_pointer_mode): New variable.
11355 (handle_pragma_pointer_size): New function.
11356 (vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
11357 (vms_c_register_pragma): Register __pointer_size and
11358 __required_pointer_size pragmas.
11360 2012-03-09 Tristan Gingold <gingold@adacore.com>
11362 * config/vms/vms-c.c (vms_construct_include_filename): New function.
11363 (vms_c_register_includes): Reference it.
11365 2012-03-09 Andrew Pinski <apinski@cavium.com>
11367 PR middle-end/51988
11368 * tree-ssa-phiopt.c: Include tree-pretty-print.h for
11369 print_generic_expr.
11370 (tree_ssa_phiopt_worker): Go through all the PHIs for
11371 value_replacement instead of just the singleton one.
11372 (value_replacement): Change return type to int. Return 0 instead of
11374 Allow the middle basic block to contain more than just the defining
11376 Handle non empty middle basic blocks.
11377 * Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.
11379 2012-03-09 Jiangning Liu <jiangning.liu@arm.com>
11381 * tree-scalar-evolution (interpret_rhs_expr): generate chrec for
11382 array reference and component reference.
11383 (analyze_scalar_evolution_for_address_of): New.
11385 2012-03-08 Jie Zhang <jzhang918@gmail.com>
11388 * config/bfin/bfin.c (hwloop_optimize): Fix unused variable warnings.
11389 (hwloop_pattern_reg): Fix set but not used warning.
11390 (bfin_reorg_loops): Remove unused parameter.
11391 (bfin_reorg): Update use of bfin_reorg_loops.
11393 2012-03-08 H.J. Lu <hongjiu.lu@intel.com>
11395 * config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
11396 with integer parameters in registers.
11397 (gen_push): Push register in word_mode instead of Pmode.
11398 (ix86_emit_save_regs): Likewise.
11399 (ix86_emit_save_regs_using_mov): Save integer registers in word_mode.
11400 (gen_pop): Pop register in word_mode instead of Pmode.
11401 (ix86_emit_restore_regs_using_pop): Likewise.
11402 (ix86_expand_prologue): Replace Pmode with word_mode for push
11403 immediate. Use ix86_gen_pro_epilogue_adjust_stack. Save and
11404 restore RAX and R10 in word_mode.
11405 (ix86_emit_restore_regs_using_mov): Restore integer registers
11407 (ix86_expand_split_stack_prologue): Save R10_REG and restore in
11409 (ix86_split_to_parts): Use word_mode with PUT_MODE for push.
11410 (ix86_split_long_move): Likewise.
11412 * config/i386/i386.md (W): New.
11413 (*push<mode>2_prologue): Replace :P with :W.
11414 (*pop<mode>1): Likewise.
11415 (*pop<mode>1_epilogue): Likewise.
11416 (push/pop peephole2): Use word_mode scratch registers.
11418 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
11420 * config/i386/predicates.md (indirect_branch_operand): Simplify.
11422 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
11424 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
11425 for constants in [-63,63].
11427 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
11431 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
11433 * config/i386/i386.c (ix86_print_operand_address): Only handle
11434 zero-extended DImode addresses.
11436 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11438 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
11439 * configure: Regenerate.
11441 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
11444 * config/avr/avr.c (avr_mem_clobber): New static function.
11445 (avr_expand_delay_cycles): Add memory clobber operand to
11446 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
11447 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
11448 (enable_interrupt, disable_interrupt): New expander.
11449 (nopv, sleep, wdr): New expanders.
11450 (delay_cycles_1): Add memory clobber.
11451 (delay_cycles_2): Add memory clobber.
11452 (delay_cycles_3): Add memory clobber.
11453 (delay_cycles_4): Add memory clobber.
11454 (cli_sei): New insn from former "enable_interrupt",
11455 "disable_interrupt" with memory clobber.
11456 (*wdt): New insn from former "wdt" with memory clobber.
11457 (*nopv): Similar, but for "nopv".
11458 (*sleep): Similar, but for "sleep".
11460 2012-03-07 Oleg Endo <olegendo@gcc.gnu.org>
11461 Kaz Kojima <kkojima@gcc.gnu.org>
11464 * config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
11465 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
11466 (SUBTARGET_OVERRIDE_OPTIONS): Define.
11468 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
11470 * config/i386/predicates.md (x86_64_zext_general_operand): New.
11471 * config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
11472 predicate to x86_64_zext_general_operand. Accept "Z" constraint.
11474 2012-03-07 Walter Lee <walt@tilera.com>
11476 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
11477 REG_CFA_* notes for the stack pointer.
11478 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
11479 EH_RETURN_STACKADJ_RTX.
11480 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
11481 generate REG_CFA_* notes for the stack pointer.
11482 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
11483 by EH_RETURN_STACKADJ_RTX.
11485 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
11487 * doc/invoke.texi (AVR Built-in Macros): Correct condition for
11488 when __AVR_3_BYTE_PC__ is defined.
11490 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
11492 * config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
11493 (ix86_print_operand): Handle '^'.
11494 * config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
11495 using P mode iterator. Add %^ to asm template to conditionally emit
11497 (*rep_movdi_rex64): Ditto.
11498 (*strsetdi_rex_1): Ditto.
11499 (*rep_stosdi_rex64): Ditto.
11500 (*strmov{si,hi,qi}_1): Add %^ to asm template to
11501 conditionally emit addr32 prefix.
11502 (*rep_mov{si,qi}): Ditto.
11503 (*strset{si,hi,qi}): Ditto.
11504 (*rep_stos{si,qi}): Ditto.
11505 (*cmpstrnqi_nz_1): Ditto.
11506 (*cmpstrnqi_1): Ditto.
11507 (*strlenqi_1): Ditto.
11509 2012-03-07 H.J. Lu <hongjiu.lu@intel.com>
11511 * config/i386/i386.c (function_value_64): Return pointers in
11512 word_mode instead of Pmode.
11513 (ix86_promote_function_mode): Likewise.
11515 2012-03-07 Richard Guenther <rguenther@suse.de>
11517 * coverage.c (get_gcov_type): Use type_for_mode.
11518 (get_gcov_unsigned_t): Likewise.
11519 * expr.c (store_constructor): Use type_for_mode.
11520 (try_casesi): Likewise.
11521 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size): Remove.
11522 (add_standard_iv_candidates): Use standard type trees.
11523 * dojump.c (do_jump): Remove dead code.
11525 2012-03-07 Richard Guenther <rguenther@suse.de>
11527 * c-typeck.c (pointer_diff): Use c_common_type_for_size.
11529 2012-03-07 Richard Guenther <rguenther@suse.de>
11531 * convert.c (strip_float_extensions): Move ...
11532 * tree.c (strip_float_extensions): ... here.
11534 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
11537 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
11539 2012-03-07 Richard Guenther <rguenther@suse.de>
11541 * omp-low.c (extract_omp_for_data): Use signed_type_for.
11542 (expand_omp_for_generic): Likewise.
11543 (expand_omp_for_static_nochunk): Likewise.
11544 (expand_omp_for_static_chunk): Likewise.
11545 * tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
11546 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
11547 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
11548 Use unsigned_type_for.
11549 (vect_create_cond_for_align_checks): Use signed_type_for.
11551 2012-03-07 Andrey Belevantsev <abel@ispras.ru>
11553 PR rtl-optimization/52203
11554 * sel-sched.c (estimate_insn_cost): New parameter pempty. Adjust
11555 all callers to pass NULL except ...
11556 (reset_sched_cycles_in_current_ebb): ... here, save the value
11557 in new variable 'empty'. Increase issue_rate only for
11560 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
11563 * Makefile.in: Let install-gcc-ar depend on installdirs,
11564 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
11565 Don't double canonicalize if cross-compiling.
11567 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
11570 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
11571 to: RAMPZ, RAMPY, RAMPX, RAMPD.
11572 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
11574 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
11577 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
11579 * config/avr/avr.md (xload_8): Adjust insn length.
11581 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
11584 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
11585 if RAMPZ affects reading from RAM.
11587 2012-03-07 Richard Guenther <rguenther@suse.de>
11591 * doc/invoke.texi (Precompiled Headers): Remove sentence that
11592 suggests you can include PCHs from inside another header.
11594 2012-03-07 Richard Sandiford <rdsandiford@googlemail.com>
11596 PR middle-end/52515
11597 * rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.
11599 2012-03-07 Kai Tietz <ktietz@redhat.com>
11601 * doc/invoke.texi (fwritable-relocated-rdata): Document
11602 new Cygwin/MinGW target option.
11603 * config/i386/winnt.c (i386_pe_unique_section): Ignore
11604 reloc if flag -fwritable-relocated-rdata is not set.
11605 (i386_pe_section_type_flags): Likewise.
11606 * config/i386/cygming.opt (fwritable-relocated-rdata):
11607 Add new flag variable flag_writable_rel_rdata.
11609 2012-03-07 Richard Guenther <rguenther@suse.de>
11611 * tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
11612 precision against gimple constraints.
11614 2012-03-06 Richard Sandiford <rdsandiford@googlemail.com>
11616 PR middle-end/52372
11617 * rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
11619 (GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
11620 * emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
11622 (init_emit_regs): Move associated initialization to...
11623 (init_emit_once): ...here.
11625 2012-03-06 Richard Henderson <rth@redhat.com>
11627 * config/m68k/m68k.h (ISA_HAS_TAS): New.
11628 * config/m68k/sync.md (atomic_test_and_set): Use it.
11629 (atomic_test_and_set_1): Likewise.
11631 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
11634 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
11635 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
11636 (vector_ltgt<mode>): Likewise.
11637 (vector_ordered<mode>): Likewise.
11638 (vector_unordered<mode>): Likewise.
11639 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
11641 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
11643 * trans-mem.c: New typedef for tm_region_p.
11644 Define vector types for tm_region_p.
11645 (tm_region_init): Replace region_worklist to a vector called
11648 2012-03-06 Richard Guenther <rguenther@suse.de>
11650 * fold-const.c (build_fold_addr_expr_with_type_loc): Fold
11651 MEM_REF with constant pointer operand.
11653 2012-03-06 Richard Guenther <rguenther@suse.de>
11655 PR middle-end/52493
11656 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
11658 2012-03-06 Tristan Gingold <gingold@adacore.com>
11660 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle octaword.
11661 (external_model_kind): Improve documentation.
11662 (vms_pragma_extern_model): Handle relaxed_redef.
11663 (vms_c_register_pragma): Allow expansion for nomember_alignment.
11665 2012-03-06 Georg-Johann Lay <avr@gjlay.de>
11667 * doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
11668 Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
11669 Some more notes on EIND usage and reorder EIND subsection.
11671 2012-03-06 Tristan Gingold <gingold@adacore.com>
11673 * config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
11674 * config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.
11676 2012-03-06 Tristan Gingold <gingold@adacore.com>
11678 * config/vms/t-vmsnative (version): Define.
11679 * config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.
11681 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
11683 PR rtl-optimization/52250
11684 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
11685 to put note list into. Unconditionally call move_bb_info.
11686 (move_bb_info): Do not assert the blocks being in the same region,
11687 just drop the note list if they are not.
11689 2012-03-06 Oleg Endo <olegendo@gcc.gnu.org>
11692 * config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
11693 and use unified expansion logic.
11694 * config/sh/sh.md (xorsi3_movrt): Rename to movrt. Move
11695 closer to the existing movt insn.
11696 (negc): Rename insn to *negc. Add new expander.
11697 (movnegt): Use xor pattern for T bit negation. Reserve helper
11698 constant for negc pattern.
11699 (*movnegt): New insn and splitter.
11701 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
11703 * c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
11706 2012-03-05 Richard Henderson <rth@redhat.com>
11708 * genemit.c (main): Include "target.h" in insn-emit.c.
11709 * Makefile.in (insn-emit.o): Depend on TARGET_H.
11710 * config/sh/sync.md (atomic_test_and_set): Reference
11711 targetm.atomic_test_and_set_trueval instead of
11712 TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.
11714 2012-03-05 Joern Rennecke <joern.rennecke@embecosm.com>
11716 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
11719 2012-03-05 Steven Bosscher <steven@gcc.gnu.org>
11721 * langhooks.c (add_builtin_type): New function.
11722 * langhooks.h (add_builtin_type): Export it.
11723 * config/mep/mep.c (mep_init_builtins): Use it.
11724 * config/rs6000/rs6000.c (rs6000_init_builtins): Use it.
11726 2012-03-05 Jakub Jelinek <jakub@redhat.com>
11729 * tree.h (BLOCK_SAME_RANGE): Define.
11730 * function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
11731 if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
11732 Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
11733 isn't equal to supercontext fragment's fragment chain.
11734 Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
11736 (blocks_nreverse_all): Likewise.
11737 (reorder_blocks_1): Compute BLOCK_SAME_RANGE bits. Set
11738 BLOCK_SUPERCONTEXT to supercontext fragment instead of
11739 supercontext fragment's fragment origin.
11740 * dwarf2out.c (add_high_low_attributes): If stmt has the same
11741 range as its parent (or parents thereof etc.), use the parent's
11742 DW_AT_ranges value instead of creating a new .debug_ranges range.
11744 2012-03-05 Richard Henderson <rth@redhat.com>
11747 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
11748 * omp-low.c (expand_omp_atomic): Assume anything aligned to
11749 BIGGEST_ALIGNMENT is aligned.
11751 2012-03-05 Richard Henderson <rth@redhat.com>
11753 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
11754 * config/sh/sh.c: ... here.
11756 2012-03-05 Richard Henderson <rth@redhat.com>
11759 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
11760 instead of calling negqi2 directly.
11762 2012-03-05 Aldy Hernandez <aldyh@redhat.com>
11764 PR middle-end/52463
11765 * trans-mem.c (tm_region_init): Use last_basic_block.
11767 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
11769 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
11770 * config/sh/sync.md (atomic_test_and_set): New expander.
11771 (tasb, atomic_test_and_set_soft): New insns.
11772 * config/sh/sh.opt (menable-tas): New option.
11773 * doc/invoke.texi (SH Options): Document it.
11775 2012-03-05 Richard Guenther <rguenther@suse.de>
11777 * cfgloop.c (verify_loop_structure): Verify dominators before
11779 * graphite-clast-to-gimple.c (graphite_verify): Do not verify
11780 dominators from here.
11781 * graphite-scop-detection.c (create_sese_edges): Likewise.
11782 * loop-doloop.c (doloop_optimize_loops): Likewise.
11783 * loop-init.c (loop_optimizer_init): Likewise.
11784 * loop-unroll.c (unroll_and_peel_loops): Likewise.
11785 * loop-unswitch.c (unswitch_loops): Likewise.
11786 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
11787 * tree-parloops.c (parallelize_loops): Likewise. Verify
11788 only when checking is enabled.
11789 * tree-loop-distribution.c (tree_loop_distribution): Likewise.
11791 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
11793 * genautomata.c (parse_automata_opt): New static function.
11794 (initiate_automaton_gen): Remove all option handling code. Remove
11795 argc argument. All callers changed.
11796 (main): Call init_rtx_reader_args_cb with the new function as argument.
11798 2012-03-05 Richard Guenther <rguenther@suse.de>
11800 * cfgexpand.c (gimple_expand_cfg): Free dominator info.
11801 * tree-if-conv.c (combine_blocks): Free post-dominator info
11803 * tree-parloops.c (create_parallel_loop): Free and re-compute
11804 dominator info after breaking it.
11806 2012-03-05 Richard Guenther <rguenther@suse.de>
11808 PR middle-end/52353
11809 * optabs.h (trapv_unoptab_p): New function.
11810 (trapv_binoptab_p): Likewise.
11811 * optabs.c (expand_binop): Use emit_libcall_block_1 with
11812 a proper equiv_may_trap argument.
11813 (expand_unop): Likewise.
11814 (emit_libcall_block_1): Take extra argument whether the
11815 instruction may trap. Renamed from ...
11816 (emit_libcall_block): ... this. New wrapper.
11818 2012-03-05 Jakub Jelinek <jakub@redhat.com>
11820 PR tree-optimization/51721
11821 * tree-vrp.c (register_edge_assert_for_2): If comparing
11822 lhs of right shift by constant with an integer constant,
11823 add ASSERT_EXPRs for the rhs1 of the right shift.
11825 * cfgrtl.c (cfg_layout_merge_blocks): Cleanup.
11827 2012-03-05 Richard Guenther <rguenther@suse.de>
11829 * tree.c (integer_zerop): Handle VECTOR_CSTs.
11830 (integer_onep): Likewise.
11831 (integer_all_onesp): Likewise.
11833 2012-03-05 Georg-Johann Lay <avr@gjlay.de>
11835 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
11837 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
11839 * config/i386/i386.c (pro_epilogue_adjust_stack): Check Pmode
11840 instead of TARGET_64BIT.
11842 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
11844 * config/i386/i386.c (ix86_expand_prologue): Check Pmode to set
11847 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
11849 * config/i386/i386.c (ix86_print_operand_address): Only handle
11850 zero-extended DImode addresses.
11852 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
11854 * config/i386/i386.c (ix86_print_operand) <case '+'>: Declare
11855 taken and cputaken as bool.
11857 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
11859 * config/i386/constraints.md (Ya): New internal constraint.
11860 * config/i386/i386.md (zero_extendsidi2): Remove expansion.
11861 (*zero_extendsidi2_rex64): Add x,x alternative.
11862 (*zero_extendsidi2): Ditto. Add o,0 alternative.
11863 Remove flags reg clobber. Adjust corresponding splits.
11864 (zero_extend<mode>si2): Macroize expander from zero_extendhisi2 and
11865 zero_extendqisi2 expanders using SWI12 mode iterator.
11866 (zero_extend<mode>si2_and): Macroize insn from
11867 zero_extendhisi2_and and zero_extendqisi2_and. Merge corresponding
11869 (*zero_extend<mode>si2): Macroize insn from
11870 *zero_extendhisi2_movzbl and *zero_extendqisi2_movzbl.
11871 (*zero_extend*2_movzbl_and): Remove insn patterns.
11872 (zero_extendqihi2_and): Merge corresponding splitter.
11873 (*zero_extendqihi2): Rename from *zero_extendqihi2_movzbl.
11874 (*zero_extend*2_movzbl_and): Remove insn patterns.
11875 (*anddi_1): Split TYPE_IMOVX instructions.
11876 (*andsi_1): Use Ya for alternative 2. Split TYPE_IMOVX instructions.
11878 (and->zext splitter): Add splitter pattern.
11879 (zero extend with andsi3 splitter): Adjust zero_extend pattern.
11881 2012-03-04 Sandra Loosemore <sandra@codesourcery.com>
11883 * doc/invoke.texi (C++ Dialect Options): Minor copy-edits to
11885 (Debugging Options): Likewise.
11886 (Optimize Options): Likewise.
11887 (i386 and x86-64 Options): Discuss -march before -mtune, consistently
11888 with other architectures. Use official processor names with correct
11889 spelling/capitalization. Fix formatting and grammar issues.
11890 (i386 and x86-64 Windows Options): Similar cleanup here.
11892 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
11894 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
11896 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
11898 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
11899 DBX_REGISTER_NUMBER.
11901 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
11903 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
11904 operand is CONST_INT. Take COSTS_N_INSNS into account.
11905 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value
11908 2012-03-02 Richard Henderson <rth@redhat.com>
11910 * optabs.c (expand_atomic_test_and_set): Honor
11911 atomic_test_and_set_trueval even when atomic_test_and_set
11912 optab is not in use.
11914 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
11918 * config/sh/sh.c (sh_register_move_cost): Increase cost between
11919 GENERAL_REGS and FP_REGS for SImode.
11921 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
11924 * config/sh/sh.md (negdi2): Add TARGET_SH1 condition.
11925 (absdi2): New expander.
11926 (*absdi2, *negabsdi2, negdi_cond): New insns and splits.
11928 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
11930 * config/sh/sync.md (atomic_exchange<mode>): New expander.
11931 (atomic_exchange<mode>_soft): New insn.
11933 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
11935 * config/sh/sync.md: Update copyright notice dates.
11936 (atomic_compare_and_swap<mode>): Use SImode for return value instead
11938 (atomic_compare_and_swap<mode>_soft): Likewise.
11940 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
11943 * config/sh/sh.h (LOOP_ALIGN): Move logic to sh_loop_align.
11944 * config/sh/sh.c: Update copyright notice dates.
11945 (sh_loop_align): Add logic from LOOP_ALIGN. Don't disable loop
11946 alignment for TARGET_HARD_SH4.
11947 (sh_option_override): Reduce default function alignment. Set
11948 loop alignment to 4 bytes when not optimizing for size.
11950 2012-03-02 Maxim Kuvyrkov <maxim@codesourcery.com>
11952 PR middle-end/50335
11953 * doc/invoke.texi (floop-flatten): Remove.
11954 * toplev.c (process_options): Remove references to flag_loop_flatten.
11955 * tree-ssa-loop.c (gate_graphite_transform): Same.
11956 * common.opt (floop-flatten): Obsolete.
11957 * graphite-poly.c (apply_poly_transforms): Remove reference to
11959 * Makefile.in (graphite-flattening.o): Remove.
11960 * graphite-flattening.c: Remove.
11962 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
11964 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
11965 having mode compatible with the mode of previous compare. Substitute
11966 compare mode of previous compare with the mode, compatible
11967 with eliminated and previous compare.
11969 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
11971 * config/rs6000/dfp.md (floatdidd2): New define_insn.
11973 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
11975 * config/i386/i386.c (ix86_cc_modes_compatible): Declare CCZmode
11976 compatible with CCGOCmode and CCGCmode.
11978 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
11980 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
11982 2012-03-02 Ulrich Weigand <ulrich.weigand@linaro.org>
11984 * config/arm/arm.c (arm_sat_operator_match): New function.
11985 * config/arm/arm-protos.h (arm_sat_operator_match): Add prototype.
11986 * config/arm/arm.md ("insn" attribute): Add "sat" value.
11987 ("SAT", "SATrev"): New code iterators.
11988 ("SATlo", "SAThi"): New code iterator attributes.
11989 ("*satsi_<SAT:code>"): New pattern.
11990 ("*satsi_<SAT:code>_shift"): Likewise.
11991 * config/arm/arm-fixed.md ("arm_ssatsihi_shift"): Add "insn"
11992 and "shift" attributes.
11993 ("arm_usatsihi"): Add "insn" attribute.
11994 * config/arm/predicates.md (sat_shift_operator): Allow multiplication
11995 by powers of two. Do not allow shift by 32.
11997 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
12000 * config/i386/i386.c (construct_container): Use gen_reg_or_parallel
12001 to pass the argument in the register of "natural" mode.
12003 2012-03-02 Richard Guenther <rguenther@suse.de>
12005 PR tree-optimization/52406
12006 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
12007 (struct indices): Add unconstrained_base member.
12008 (struct dr_alias): Remove unused vops member.
12009 (DR_UNCONSTRAINED_BASE): New define.
12010 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
12011 add indices to allow their disambiguation. Make DR_BASE_OBJECT
12012 be an artificial access that covers the whole indexed object,
12013 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
12014 plain decl base-objects to their MEM_REF variant.
12015 (dr_may_alias_p): When the base-object of either data reference
12016 has unknown size use only points-to information.
12017 (compute_affine_dependence): Make dumps easier to read and
12019 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
12020 DR_REF when looking for packed references.
12021 (vect_supportable_dr_alignment): Likewise.
12023 2012-03-02 Greta Yorsh <Greta.Yorsh@arm.com>
12025 * config/arm/arm-ldmstm.ml (write_ldm_commutative_peephole):
12026 Improve conditions for peepholes of loads followed by commutative
12028 * config/arm/ldmstm.md: Regenerated.
12030 2012-03-02 Richard Guenther <rguenther@suse.de>
12032 * BASE-VER: Set to 4.8.0.
12034 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
12036 * config.gcc (obsolete): Add all ARM targets using the FPA.
12037 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
12038 * doc/install.texi: Avoid references to obsolete ARM ports.
12040 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
12042 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
12044 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
12045 Joern Rennecke <joern.rennecke@embecosm.com>
12047 * doc/extend.texi: Expand and update information on interrupt
12048 attribute for Epiphany.
12050 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
12052 * config/sh/sh-protos.h: Update copyright notice dates.
12053 * config/sh/sh.h: Likewise.
12054 * config/sh/sh.md: Likewise.
12055 * config/sh/constraints.md: Likewise.
12056 * config/sh/predicates.md: Likewise.
12058 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
12060 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
12061 * config/sh/sh.c (tertiary_reload_operand): Likewise.
12063 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
12065 * config/sh/constraints.md: Fix comment typo.
12067 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12070 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
12071 unsigned HOST_WIDE_INT.
12072 (zvdep_imm64): Likewise.
12073 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
12074 (vdepi_and): Likewise.
12075 Likewise for unamed 64-bit patterns.
12076 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
12078 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
12081 PR rtl-optimization/52417
12082 * cselib.c (cselib_any_perm_equivs): New variable.
12083 (cselib_reset_table): Check that it's not set when not
12084 preserving constants.
12085 (cselib_add_permanent_equiv): Set it.
12086 (cselib_have_permanent_equivalences): New.
12087 (cselib_init, cselib_finish): Reset it.
12088 * cselib.h (cselib_have_permanent_equivalences): Declare.
12089 * alias.c (get_addr): Restore earlier behavior when there
12090 aren't permanent equivalences.
12092 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
12094 * config/mn10300/mn10300-modes.def: Fix copyright notice.
12095 * config/v850/v850-modes.def: Fix copyright notice.
12097 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
12099 * doc/extend.texi (AVR Built-in Functions): Document
12100 __builtin_avr_flash_segment.
12102 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
12103 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
12104 (*split.flash_segment): New insn-and-split.
12105 * config/avr/avr.c (avr_init_builtins): Add local variables:
12106 const_memx_void_node, const_memx_ptr_type_node,
12107 char_ftype_const_memx_ptr.
12109 2012-03-01 Jakub Jelinek <jakub@redhat.com>
12111 PR tree-optimization/52445
12112 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
12113 add ssa_name_ver, offset and size fields and change store field
12115 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
12116 (add_or_mark_expr): Likewise. Only consider previous stores
12117 with the same size and offset.
12118 (nt_init_block): Only look at gimple_assign_single_p stmts,
12119 doesn't look at rhs2.
12121 2012-03-01 Richard Guenther <rguenther@suse.de>
12123 PR middle-end/52443
12124 * tree-cfg.c (verify_gimple_assign_unary): Allow any
12125 conversions from integral types to pointer types.
12127 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
12129 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
12130 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
12131 unintentionally removed in r184616.
12133 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
12135 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
12138 2012-02-29 Jakub Jelinek <jakub@redhat.com>
12139 Uros Bizjak <ubizjak@gmail.com>
12142 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
12143 alternatives, add "e" constraint to the new last alternative
12144 and ! to last 3 alternatives.
12146 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
12148 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
12149 DW_AT_artificial attributes at the end of the processing.
12150 (gen_array_type_die): Likewise.
12151 (gen_enumeration_type_die): Likewise.
12152 (gen_struct_or_union_type_die): Likewise.
12153 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
12156 2012-02-29 Jakub Jelinek <jakub@redhat.com>
12158 PR middle-end/52419
12159 * expr.c (expand_assignment): If doing misaligned store that doesn't
12160 cover all mode bits, perform a RMW cycle.
12162 PR tree-optimization/52429
12163 * tree-parloops.c (separate_decls_in_region_debug): Return early
12164 if var is LABEL_DECL.
12166 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12168 PR tree-optimization/52424
12169 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
12170 calling dom_thread_across_edge.
12172 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
12174 * config/avr/avr.c: Move definition of TARGET macros to end of file.
12176 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
12178 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
12179 * config/avr/avr.c (avr_output_bld): Remove unused function.
12180 (avr_out_sbxx_branch): Use "%T" to print bit position.
12182 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
12184 * config/avr/avr.md: Untabify.
12186 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
12188 * config/avr/avr.md (eqne): New code iterator.
12189 (*dec-and-branchsi): Use it in text peephole's condition.
12190 (*dec-and-branchhi): Ditto.
12191 (*dec-and-branchqi): Ditto.
12193 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
12196 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
12197 the device does not have the skip-bug.
12199 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
12201 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
12202 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
12203 -mpretend-cmove): New.
12205 2012-02-29 Jakub Jelinek <jakub@redhat.com>
12208 * df.h (struct df_d): Adjust comment that hard_regs_live_count
12209 doesn't count DEBUG_INSN refs.
12210 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
12211 for DEBUG_INSN refs.
12213 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12217 2012-02-20 Richard Guenther <rguenther@suse.de>
12218 PR tree-optimization/52298
12219 * tree-vect-stmts.c (vectorizable_load): Properly use
12220 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing outer loops.
12222 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
12224 PR middle-end/51752
12225 * gimple.h (gimple_in_transaction): New.
12226 (gimple_set_in_transaction): New.
12227 (struct gimple_statement_base): Add in_transaction field.
12228 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
12230 (tree_ssa_lim_initialize): Compute transaction bits.
12231 * tree.h (compute_transaction_bits): Protoize.
12232 * trans-mem.c (tm_region_init): Use the heap to store BB
12234 (compute_transaction_bits): New.
12236 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12238 * gcc.c (display_help): Document --help=common and sort entries
12241 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12243 * doc/install.texi: Document check-$LANG specific shortcuts
12245 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
12248 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
12250 * config/arm/arm_neon.h: Regenerate.
12251 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
12252 (neon_vcgeu): New insn.
12253 (neon_vcgtu): Likewise.
12254 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
12255 (ops): Unsigned comparison intrinsics call a different builtin.
12257 2012-02-28 Richard Guenther <rguenther@suse.de>
12260 * config/i386/i386.c (ix86_expand_vector_set): Fix element
12261 ordering for the VEC_CONCAT for two element vectors for
12262 V2SFmode, V2SImode and V2DImode.
12264 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
12267 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
12268 detecting big-endian triplets.
12270 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
12272 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
12273 mode if there is no type information available.
12275 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
12277 PR tree-optimization/53207
12278 * doc/invoke.texi: Document as experimental and relying on graphite.
12280 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
12282 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
12283 of initializer to changes from r184614.
12285 2012-02-28 Richard Guenther <rguenther@suse.de>
12287 PR tree-optimization/52395
12288 * tree-sra.c (build_ref_for_offset): Also look at the base
12289 TYPE_ALIGN when figuring out the alignment of the replacement.
12291 2012-02-28 Richard Guenther <rguenther@suse.de>
12293 PR tree-optimization/52402
12294 * ipa-prop.c (ipa_modify_call_arguments): Properly use
12295 mis-aligned types when creating the accesses at the call site.
12297 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
12299 * config/avr/builtins.def: New file.
12300 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
12301 * config/avr/avr.c (enum avr_builtin_id): Use it.
12302 (avr_init_builtins): Use it. And use avr_bdesc.
12303 (bdesc_1arg): Remove.
12304 (bdesc_2arg): Remove.
12305 (bdesc_3arg): Remove.
12306 (struct avr_builtin_description): Add field n_args.
12307 (avr_bdesc): New static variable using builtins.def.
12308 (avr_expand_builtin): Use it.
12309 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
12310 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
12311 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
12313 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
12316 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
12317 match only one single hard register with respective hard reg rtx.
12318 (movmemx_<mode>): Ditto.
12319 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
12320 insn anatomy of movmem[x]_<mode>.
12321 (avr_out_movmem): Same for printing assembler and operand usage.
12323 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
12327 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
12328 address spaces located outside of device flash.
12330 * config/avr/avr.h (base_arch_s): Remove field n_segments.
12331 (mcu_type_s): Add field n_flash.
12332 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
12333 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
12334 (AVR_MCU): Add N_FLASH argument.
12335 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
12336 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
12337 macro __FLASH<n> if that address space makes sense for the device.
12338 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
12339 outside of target flash.
12340 (avr_asm_named_section): Ditto.
12341 (avr_asm_select_section): Ditto.
12342 (avr_addr_space_convert): Ditto.
12343 (avr_emit_movmemhi): Ditto.
12344 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
12345 address space is outside of device flash.
12346 (avr_insert_attributes): Ditto.
12347 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
12348 avr_current_arch->n_segments.
12350 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
12353 * config/i386/i386.md (*movabs<mode>_1): Enable only for TARGET_LP64.
12354 (*movabs<mode>_2): Likewise.
12356 2012-02-27 Jakub Jelinek <jakub@redhat.com>
12359 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
12360 s_register_operand in the test instead of REG_P. Don't call
12361 gen_reg_rtx if it won't be used.
12363 PR tree-optimization/52376
12364 * ipa-split.c (split_function): Ignore CLOBBER stmts.
12366 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
12368 * ifcvt.c (noce_get_condition): Check condition variable is not
12369 small_register_classes_for_mode_p before accepting.
12371 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
12373 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
12375 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
12378 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
12379 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
12381 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
12383 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
12385 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
12387 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
12389 * config/sh/predicates.md: Remove blank lines.
12390 * config/sh/sh.c: Fix typos in comments.
12391 * config/sh/constraints.md: Likewise.
12392 * config/sh/sh.md: Remove blank lines.
12393 Fix typos in comments. Use ;; as comment characters.
12395 2012-02-26 Walter Lee <walt@tilera.com>
12397 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
12398 (replace_mov_pcrel_step2): Ditto.
12400 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
12403 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
12404 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
12405 and locs that reference values newer than the non-canonical value
12406 at hand. Return the canonical value as a worst case.
12407 (memrefs_conflict_p): Walk canonical value's locs.
12410 * cselib.c (preserve_only_constants): Rename to...
12411 (preserve_constants_and_equivs): ... this. Split out...
12412 (invariant_or_equiv_p): ... this. Preserve plus expressions
12413 of other preserved expressions too.
12414 (cselib_reset_table): Adjust.
12415 * var-tracking.c (reverse_op): Use canonical value to build
12418 2012-02-23 Kai Tietz <ktietz@redhat.com>
12420 * config/i386/i386.c (ix86_delegitimize_address): Handle
12421 UNSPEC_PCREL plus displacement.
12423 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
12426 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
12427 to test for unusedness in st X addressing.
12429 2012-02-24 Richard Guenther <rguenther@suse.de>
12431 PR middle-end/52361
12432 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
12433 (is_gimple_reg_type): Move inline ...
12434 * gimple.h (is_gimple_reg_type): ... here.
12436 2012-02-24 Richard Guenther <rguenther@suse.de>
12438 PR middle-end/52361
12439 * passes.c (execute_function_todo): When verifying SSA form
12440 verify gimple form first.
12441 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
12443 2012-02-24 Richard Guenther <rguenther@suse.de>
12445 PR middle-end/52355
12446 * fold-const.c (fold_addr_of_array_ref_difference): New function.
12447 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
12449 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12451 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
12453 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12455 * tree-phinodes.c (make_phi_node): Mark static.
12456 * tree-flow.h (make_phi_node): Remove extern decl.
12457 * doc/gimple.texi (make_phi_node): Remove documentation.
12459 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12461 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
12462 * tree-ssa-sccvn.c (print_scc): Ditto.
12464 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12466 * doc/passes.texi (Full redundancy elimination): Fix typo.
12468 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12470 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
12472 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
12475 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
12477 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
12480 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
12482 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
12484 * config/avr/avr.md (code_stdname): Add ior, xor.
12485 (xior): New code iterator.
12486 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
12487 (*<code_stdname><mode>qi.byte1-3): Ditto.
12489 2012-02-23 Jakub Jelinek <jakub@redhat.com>
12491 PR tree-optimization/52019
12492 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
12495 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12497 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
12498 HAVE_INITFINI_ARRAY to work around namespace pollution in
12499 certain versions of newlib system headers.
12500 * config.in: Regenerate.
12501 * configure: Regenerate.
12502 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
12503 instead of HAVE_INITFINI_ARRAY.
12505 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
12508 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
12509 is not offsettable memory reference.
12511 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
12514 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
12515 setting avr_need_clear_bss_p for __gnu_lto* symbols.
12517 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
12519 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
12520 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
12522 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12524 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
12525 library on Solaris 8 even without TLS support.
12526 * configure: Regenerate.
12528 2012-02-22 Richard Guenther <rguenther@suse.de>
12530 PR middle-end/52329
12531 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
12532 for GIMPLE_DEBUG stmts.
12534 2012-02-22 Martin Jambor <mjambor@suse.cz>
12536 PR middle-end/51782
12537 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
12538 according to the base object.
12540 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
12542 PR rtl-optimization/50063
12543 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
12544 and 2 (8-bit SP) in operand 2.
12545 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
12546 setup to use movhi_sp_r instead of vanilla move to write SP.
12547 Adjust REG_CFA notes to superseed unspec.
12548 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
12550 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
12551 known to be off) only with TARGET_NO_INTERRUPTS. Never use
12552 irq_state 1 (IRQ known to be on) here.
12554 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
12556 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
12558 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
12559 assign_hard_reg): Likewise.
12561 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
12563 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
12565 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
12567 * config/avr/avr.md
12568 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
12569 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
12571 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
12573 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
12574 prototype from here to...
12575 * config/avr/avr.h: ...here.
12577 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
12580 * thumb2.md (thumb2_shiftsi3_short): Split register and
12581 immediate shifts. For register shifts tie operands 0 and 1.
12582 (peephole2 for above): Check that register-controlled shifts
12583 have suitably tied operands.
12585 2012-02-21 Quentin Neill <quentin.neill@amd.com>
12588 * config/i386/bdver1.md (bdver1_call, bdver1_push,
12589 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
12590 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
12591 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
12592 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
12593 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
12594 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
12595 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
12596 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
12597 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
12598 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
12599 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
12600 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
12601 bdver1_ssevector_avx256_unaligned_load,
12602 bdver1_ssevector_sse128_unaligned_load,
12603 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
12604 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
12605 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
12606 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
12607 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
12608 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
12609 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
12610 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
12611 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
12612 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
12613 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
12614 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
12615 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
12616 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
12617 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
12618 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
12619 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
12620 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
12621 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
12622 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
12623 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
12624 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
12625 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
12626 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
12627 bdver1_ssediv_double_load, bdver1_ssediv_double,
12628 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
12629 Add "bdver2" attribute.
12631 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12633 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
12634 default if possible and not specified otherwise.
12636 2012-02-21 Richard Guenther <rguenther@suse.de>
12638 PR middle-end/52314
12639 * gimplify.c (create_tmp_from_val): Use the main variant type
12640 for the type of the temporary we create.
12642 2012-02-21 Richard Guenther <rguenther@suse.de>
12644 PR tree-optimization/52324
12645 * gimplify.c (gimplify_expr): When re-gimplifying expressions
12646 do not gimplify a MEM_REF address operand if it is already
12649 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12651 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
12652 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
12654 2012-02-21 Richard Guenther <rguenther@suse.de>
12656 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
12657 nested_in_vect_loop.
12659 2012-02-21 Jakub Jelinek <jakub@redhat.com>
12661 PR tree-optimization/52318
12662 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
12663 vdef also to non-pure/const call stmts in the sequence.
12665 2012-02-21 Tristan Gingold <gingold@adacore.com>
12667 * config/vms/vms-ld.c (main): Fix IDENTIFICATION padding.
12669 2012-02-20 David S. Miller <davem@davemloft.net>
12671 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
12672 don't use the "rd %pc" instruction on v9 for PIC register loads.
12674 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
12676 PR middle-end/52141
12677 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
12678 in a transaction safe function.
12680 2012-02-20 Kai Tietz <ktietz@redhat.com>
12683 * stor-layout.c (place_field): Handle desired_align for
12686 2012-02-20 Richard Guenther <rguenther@suse.de>
12688 PR tree-optimization/52298
12689 * tree-vect-stmts.c (vectorizable_store): Properly use
12690 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
12692 (vectorizable_load): Likewise.
12693 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
12694 Access DR_STEP after ensuring it is not NULL.
12696 2012-02-20 Jakub Jelinek <jakub@redhat.com>
12698 PR tree-optimization/52286
12699 * fold-const.c (fold_binary_loc): For (X & C1) | C2
12700 optimization use double_int_to_tree instead of build_int_cst_wide,
12701 rewrite to use double_int vars.
12703 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12706 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
12708 Remove -e 0 from $gcc_cv_ld invocation.
12709 Only use __GLIBC_PREREQ if defined.
12710 Enable on Solaris since Solaris 8 patch.
12711 (gcc_SUN_LD_VERSION): New macro.
12712 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
12713 gcc_SUN_LD_VERSION for version number format.
12714 * configure: Regenerate.
12715 * varasm.c (get_elf_initfini_array_priority_section): Set
12716 SECTION_NOTYPE for non-default priority.
12717 Use get_section instead of get_unnamed_section to emit
12718 .init_array/.fini_array with default priority.
12720 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
12722 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
12723 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
12724 (mips_start_unique_function, mips_output_mips16_rdhwr)
12725 (mips_code_end): New functions.
12726 (TARGET_ASM_CODE_END): Define.
12728 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
12730 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
12731 to stubs with non-sibling calls.
12733 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
12735 * doc/invoke.texi (-fira-* options): Copy-edit.
12736 (ira-* parameters): Copy-edit.
12738 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
12740 * doc/invoke.texi: Minor copy-edits to bring into conformance with
12741 GCC coding conventions.
12743 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
12745 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
12746 when used as adjectives.
12748 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
12750 * doc/invoke.texi: Clean up "that"/"which" confusion.
12752 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
12754 * system.h: Poison SMALL_REGISTER_CLASSES
12755 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
12756 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
12758 2012-02-16 Jakub Jelinek <jakub@redhat.com>
12760 PR tree-optimization/52285
12761 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
12762 when deciding if a call is a tail call or tail recursion.
12764 2012-02-16 Kai Tietz <ktietz@redhat.com>
12766 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
12767 interger-constant displacement for UNSPEC_PCREL.
12769 2012-02-16 Jakub Jelinek <jakub@redhat.com>
12771 PR rtl-optimization/52208
12772 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
12773 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
12775 PR tree-optimization/52255
12776 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
12777 loop->header has virtual PHI, but exit_e->dest doesn't, add
12778 virtual PHI to exit_e->dest and adjust all uses after the loop.
12781 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
12782 children with clone_tree_hash, not after it.
12784 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
12786 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
12787 extended identifiers.
12789 2012-02-16 Jakub Jelinek <jakub@redhat.com>
12791 PR middle-end/51929
12792 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
12793 a same_body_alias, also test whether e->callee isn't a former
12794 or current clone of the decl this is a same body alias of.
12796 PR translation/52264
12797 * cgraphunit.c (verify_cgraph_node): Fix a typo.
12799 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
12801 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
12803 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
12806 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
12807 force_reg instead of copy_to_reg for better optimization. Force
12808 non-register or memory operands into a register.
12810 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
12812 * extend.texi: Reserve upper bits of memory model for future use.
12814 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
12815 Anatoly Sokolov <aesok@post.ru>
12816 Eric Weddington <eric.weddington@atmel.com>
12819 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
12820 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
12821 Rewrite initializers for .macro.
12822 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
12823 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
12824 atxmega32d4, atxmega32x1.
12825 avrxmega4: atxmega64a3, atxmega64d3.
12826 avrxmega5: atxmega64a1, atxmega64a1u.
12827 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
12828 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
12829 avrxmega7: atxmega128a1, atxmega128a1u.
12830 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
12831 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
12832 (struct base_arch_s): Rename reserved to xmega_p.
12833 Rename reserved2 to have_rampd.
12834 (AVR_XMEGA): New define.
12835 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
12836 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
12837 * config/avr/predicates.md (io_address_operand): Take into
12838 account SFR offset.
12839 (low_io_address_operand): Ditto.
12840 (high_io_address_operand): Ditto.
12841 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
12842 (enabled, movhi_sp_r): Use them.
12843 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
12844 cpp_define_formatted to built-in define __AVR_ARCH__.
12845 (__AVR_XMEGA__): New built-in define.
12846 (__AVR_HAVE_RAMPD__): New built-in define.
12847 (__AVR_HAVE_RAMPX__): New built-in define.
12848 (__AVR_HAVE_RAMPY__): New built-in define.
12849 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
12851 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
12852 (avr_option_override): Initialize them.
12853 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
12854 (avr_init_expanders): Initialize them. No more block several calls.
12855 (emit_push_sfr): New static function.
12856 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
12858 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
12859 (avr_print_operand): Print addreeses as symbols for
12860 RAMPX, RAMPY, RAMPD, CCP.
12861 (output_movhi): Handle AVR_XMEGA when writing to SP.
12862 (avr_out_movhi_mr_r_xmega): New static function.
12863 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
12864 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
12865 __RAMPD__, __CCP__ as needed.
12867 * config/avr/multilib.h: Regenerate.
12868 * config/avr/t-multilib: Regenerate.
12869 * config/avr/avr-tables.opt: Regenerate.
12871 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
12873 PR tree-optimization/50561
12874 * graphite-flattening.c (lst_project_loop): Do not
12875 remove old scattering dimensions after flattening.
12876 (lst_do_flatten): Likewise.
12878 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
12880 * doc/extend.texi (AVR Built-in Functions): Remove doc for
12881 __builtin_avr_map8, __builtin_avr_map16.
12882 Document __builtin_avr_insert_bits.
12884 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
12885 (insert_bits): New insn.
12886 (adjust_len.map_bits): Rename to insert_bits.
12887 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
12888 * avr-protos.h (avr_out_map_bits): Remove.
12889 (avr_out_insert_bits, avr_has_nibble_0xf): New.
12890 * config/avr/constraints.md (Cxf,C0f): New.
12891 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
12892 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
12893 New built-in define __BUILTIN_AVR_INSERT_BITS.
12894 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
12895 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
12896 (avr_move_bits): Rewrite.
12897 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
12899 (avr_map_op_t): New typedef.
12900 (avr_map_op): New static variable.
12901 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
12902 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
12903 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
12904 (bdesc_3arg, avr_expand_triop_builtin): New.
12905 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
12906 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
12907 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
12908 (avr_map_equal_p, avr_map_sig_p): Remove.
12909 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
12910 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
12911 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
12912 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
12913 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
12914 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
12916 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
12918 * config/c6x/c6x.md (reserve_cycles): New attribute.
12919 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
12920 don't reserve functional units after the branch occurs.
12922 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
12924 PR middle-end/52142
12925 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
12926 functions into non-tm_pure functions.
12928 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
12931 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
12932 (iterative_hash_canonical_type): Likewise.
12933 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
12936 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
12938 * haifa-sched.c (prune_ready_list): Ensure that if there is a
12939 sched-group insn, it either remains alone or the entire list is pruned.
12941 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
12943 * doc/install.texi (Prerequisites): Fix grammar.
12944 (Configuration): Likewise.
12946 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
12948 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
12949 MPC as part of GCC before describing configuring with --with-gmp etc.
12950 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
12951 sources are present.
12953 2012-02-14 Jakub Jelinek <jakub@redhat.com>
12956 * dwarf2out.c (clone_tree_hash): New function.
12957 (copy_decls_walk): Use it instead of clone_tree.
12959 2012-02-14 Richard Guenther <rguenther@suse.de>
12961 PR tree-optimization/52244
12962 PR tree-optimization/51528
12963 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
12964 replacements for integral types.
12966 2012-02-14 Walter Lee <walt@tilera.com>
12968 * config.gcc: Handle tilegx and tilepro.
12969 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
12970 tilegx and tilepro.
12971 Add HAVE_AS_TLS check for tilegx and tilepro.
12972 * configure: Regenerate.
12973 * doc/contrib.texi: Add Mat Hostetter and self.
12974 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
12975 Document instruction intrinsics and network accessing intrinsics.
12976 (TILEPro Built-in Functions): New node. Document instruction
12977 intrinsics and network accessing intrinsics.
12978 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
12979 (Specific, tilepro-*-linux*): Likewise.
12980 * doc/invoke.texi (TILE-Gx Options): New section.
12981 (TILEPro Options): New section.
12982 * doc/md.texi (TILE-Gx): New section.
12983 (TILEPro): New section.
12984 * common/config/tilegx/tilegx-common.c: New file.
12985 * common/config/tilepro/tilepro-common.c: New file.
12986 * config/tilegx/constraints.md: New file.
12987 * config/tilegx/linux.h: New file.
12988 * config/tilegx/mul-tables.c: New file.
12989 * config/tilegx/predicates.md: New file.
12990 * config/tilegx/sync.md: New file.
12991 * config/tilegx/t-tilegx: New file.
12992 * config/tilegx/tilegx-builtins.h: New file.
12993 * config/tilegx/tilegx-c.c: New file.
12994 * config/tilegx/tilegx-generic.md: New file.
12995 * config/tilegx/tilegx-modes.def: New file.
12996 * config/tilegx/tilegx-multiply.h: New file.
12997 * config/tilegx/tilegx-protos.h: New file.
12998 * config/tilegx/tilegx.c: New file.
12999 * config/tilegx/tilegx.h: New file.
13000 * config/tilegx/tilegx.md: New file.
13001 * config/tilegx/tilegx.opt: New file.
13002 * config/tilepro/constraints.md: New file.
13003 * config/tilepro/gen-mul-tables.cc: New file.
13004 * config/tilepro/linux.h: New file.
13005 * config/tilepro/mul-tables.c: New file.
13006 * config/tilepro/predicates.md: New file.
13007 * config/tilepro/t-tilepro: New file.
13008 * config/tilepro/tilepro-builtins.h: New file.
13009 * config/tilepro/tilepro-c.c: New file.
13010 * config/tilepro/tilepro-generic.md: New file.
13011 * config/tilepro/tilepro-modes.def: New file.
13012 * config/tilepro/tilepro-multiply.h: New file.
13013 * config/tilepro/tilepro-protos.h: New file.
13014 * config/tilepro/tilepro.c: New file.
13015 * config/tilepro/tilepro.h: New file.
13016 * config/tilepro/tilepro.md: New file.
13017 * config/tilepro/tilepro.opt: New file.
13019 2012-02-14 Jakub Jelinek <jakub@redhat.com>
13021 PR tree-optimization/52210
13022 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
13023 vect_model_simple_cost with two entry vect_def_type array instead
13024 of an address of dt.
13026 2012-02-14 Richard Guenther <rguenther@suse.de>
13029 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
13030 Do not stream DECL_QUALIFIER.
13031 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
13032 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
13033 (find_decls_types_r): Do not walk DECL_QUALIFIER.
13035 2012-02-14 Jakub Jelinek <jakub@redhat.com>
13038 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
13041 2012-02-13 Jakub Jelinek <jakub@redhat.com>
13044 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
13045 * cselib.c (cselib_subst_to_values_from_insn): New function.
13046 * sched-deps.c (add_insn_mem_dependence,
13047 sched_analyze_1, sched_analyze_2): Use it.
13049 2012-02-13 Jan Hubicka <jh@suse.cz>
13051 PR middle-end/52214
13052 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
13054 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
13056 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
13057 (GTM_SELF_SPECS): Define if not already defined.
13058 (driver_self_specs): Add GTM_SELF_SPECS.
13059 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
13060 (GTM_SELF_SPECS): Define.
13061 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
13062 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
13064 2012-02-13 Jakub Jelinek <jakub@redhat.com>
13066 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
13069 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
13071 PR middle-end/52230
13072 * omp-low.c (expand_omp_for): If a static schedule without chunk size
13073 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
13075 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
13078 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
13080 2012-02-13 Richard Guenther <rguenther@suse.de>
13082 PR translation/52211
13083 * passes.c (enable_disable_pass): Fix typo.
13085 2012-02-13 Jakub Jelinek <jakub@redhat.com>
13087 PR middle-end/52209
13088 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
13089 XOR for reduce_bit_field if type is unsigned.
13091 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
13093 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
13094 disallow changes from SFmode to mode with different size in FP regs.
13096 2012-02-12 Robert Millan <rmh@gnu.org>
13097 Gerald Pfeifer <gerald@pfeifer.com>
13099 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
13102 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
13104 PR rtl-optimization/52175
13105 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
13106 to frame-related instructions.
13108 2012-02-10 Jason Merrill <jason@redhat.com>
13111 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
13112 (demangle_new_symbols): Fill it.
13113 (scan_linker_output): Walk it.
13114 (start_tweaking): Split out from scan_linker_output.
13115 (maybe_tweak): Update sym->chosen.
13116 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
13118 2012-02-11 Jakub Jelinek <jakub@redhat.com>
13121 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
13123 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
13125 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
13126 having the same mode as previous compare.
13128 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
13130 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
13131 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
13132 (nonlocal_goto_internal): Likewise.
13133 (nonlocal_goto): Emit a use and an indirect jump directly.
13135 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
13138 * doc/extend.texi : Update comments for __atomic_compare_exchange and
13139 __atomic_{is,always}_lock_free.
13141 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
13144 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
13145 negative constant address for TARGET_X32.
13147 2012-02-10 Richard Henderson <rth@redhat.com>
13149 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
13150 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
13151 for GIMPLE_TRANSACTION. Tidy if's into a switch.
13153 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13154 Ira Rosen <irar@il.ibm.com>
13156 PR tree-optimization/50031
13157 * targhooks.c (default_builtin_vectorization_cost): Handle
13158 vec_promote_demote.
13159 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
13160 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
13161 all types of reduction and pattern statements.
13162 (vect_estimate_min_profitable_iters): Likewise.
13163 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
13164 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
13165 for explicit realigns.
13166 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
13167 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
13168 vec_promote_demote.
13169 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
13170 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
13171 vec_perm for VSX and handle vec_promote_demote.
13173 2012-02-10 Jakub Jelinek <jakub@redhat.com>
13175 PR middle-end/52177
13176 * builtins.c (fold_builtin_atomic_always_lock_free,
13177 expand_builtin_atomic_always_lock_free,
13178 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
13179 Return and/or test boolean_true_node/boolean_false_node instead of
13180 integer_one_node/integer_zero_node.
13182 2012-02-10 Jan Hubicka <jh@suse.cz>
13184 PR middle-end/48600
13185 * predict.c (predict_paths_for_bb): Prevent looping.
13186 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
13188 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
13190 * config/arm/arm.c (output_move_double): In one case properly
13191 count number of instructions that will be emitted.
13193 2012-02-10 Richard Guenther <rguenther@suse.de>
13195 PR translation/52193
13196 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
13198 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
13200 PR middle-end/52140
13201 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
13203 2012-02-09 Jakub Jelinek <jakub@redhat.com>
13206 * var-tracking.c (emit_note_insn_var_location): If
13207 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
13208 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
13209 non-NOTE_DURING_CALL_P insn.
13211 2012-02-09 Bin Cheng <bin.cheng@arm.com>
13213 PR middle-end/51867
13214 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
13216 2012-02-08 Magnus Granberg <zorry@gentoo.org>
13219 * gcc.c (switch_matches) Support switches with separated form,
13222 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
13224 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
13226 (RAMPZ_ADDR): Ditto.
13227 * config/avr/avr.c (avr_addr_t): New typedef.
13228 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
13229 (avr_init_expanders): Initialize it.
13230 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
13232 (expand_epilogue): Ditto.
13233 (avr_print_operand): Ditto.
13234 (avr_file_start): Ditto.
13235 (avr_emit_movmemhi): Ditto.
13237 2012-02-08 Richard Guenther <rguenther@suse.de>
13239 PR tree-optimization/46886
13240 * tree-flow.h (do_while_loop_p): Declare.
13241 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
13242 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
13244 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
13246 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
13247 always succeed for integers larger than a native word.
13249 2012-02-08 Richard Guenther <rguenther@suse.de>
13251 PR rtl-optimization/52170
13252 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
13253 properly handle integer vector modes.
13255 2012-02-08 Jakub Jelinek <jakub@redhat.com>
13257 PR gcov-profile/52150
13258 * coverage.c: Include target.h.
13259 (build_var): Call targetm.strip_name_encoding on the assembler name.
13260 Change one _ into . or $ if the target allows it.
13261 * Makefile.in (coverage.o): Depend on $(TARGET_H).
13263 PR rtl-optimization/52139
13264 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
13265 is a BARRIER after emit_insn_after_noloc, move BB_END
13266 to the last non-BARRIER insn before it.
13268 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
13270 PR middle-end/24306
13271 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
13272 (mips_gimplify_va_arg_expr): Call it instead of
13273 std_gimplify_va_arg_expr.
13275 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
13277 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
13278 message for -mno-pointers-to-nested-function.
13280 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
13282 PR middle-end/51994
13283 * expr.c (get_inner_reference): If there is an offset, add a negative
13284 bit position to it (if any).
13286 2012-02-07 Jakub Jelinek <jakub@redhat.com>
13288 PR rtl-optimization/52060
13289 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
13290 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
13291 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
13292 and/or i0src_copy2 when needed.
13294 2012-02-07 Jakub Jelinek <jakub@redhat.com>
13296 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
13297 or LTOPLUGINSONAME if have_c.
13299 * config/freebsd-spec.h: Add comment about what macros can be defined
13301 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
13302 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
13305 2012-02-07 Richard Guenther <rguenther@suse.de>
13307 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
13308 newline in -alias dumps.
13310 2012-02-07 Kai Tietz <ktietz@redhat.com>
13311 Dave Korn <dave.korn.cygwin@gmail.com>
13314 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
13315 Take care that typinfo gets dllexport-attribute.
13317 2012-02-07 Jakub Jelinek <jakub@redhat.com>
13319 PR middle-end/52074
13320 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
13321 if modifier < EXPAND_SUM call force_operand on the result.
13323 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
13325 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
13326 adding __forwarder_dst__ prefix if a forwarder_section attribute is
13328 (epiphany_function_type): Replace types for specific interrupts with
13329 EPIPHANY_FUNCTION_INTERRUPT.
13330 (EPIPHANY_INTERRUPT_P): Update.
13331 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
13332 New static function.
13333 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
13334 <disinterrupt>: Affects type identity.
13335 (epiphany_handle_interrupt_attribute): Handle variable number of
13337 (epiphany_compute_function_type): Update for new
13338 epiphany_function_type definition.
13339 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
13340 handlers with a longcall forwarder.
13341 (epiphany_start_function): Handle multiple interrupt arguments and/or
13342 forwarder_section attribute.
13344 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
13347 2012-02-07 Alan Modra <amodra@gmail.com>
13350 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
13353 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13355 PR tree-optimization/50969
13356 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
13357 use vec_perm rather than vector_stmt.
13358 (vect_model_load_cost): Likewise.
13359 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
13360 vec_perm to be the same as other vector statements.
13361 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
13362 cost of vec_perm for TARGET_VSX.
13364 2012-02-06 Richard Guenther <rguenther@suse.de>
13366 PR tree-optimization/52115
13367 * tree-sra.c (access_has_replacements_p): New function.
13368 (sra_modify_assign): Use it to decide whether a use is uninitialized.
13370 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
13372 PR middle-end/52047
13373 * trans-mem.c (expand_call_tm): Add an assertion.
13374 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
13377 2012-02-06 Richard Guenther <rguenther@suse.de>
13379 PR tree-optimization/50955
13380 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
13381 raise cost of expressions that replace an address with an
13382 expression based on a different pointer.
13384 2012-02-06 Jakub Jelinek <jakub@redhat.com>
13387 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
13388 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
13390 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
13393 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
13394 -Weffc++ and specify guidelines come from second edition.
13396 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
13398 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
13399 (sibcall_value_multiple_internal, call_split, call_internal_direct)
13400 (call_direct_split, call_value_split, call_value_internal_direct)
13401 (call_value_direct_split, call_value_multiple_split): Use jal and
13402 jal_macro attributes.
13404 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
13406 * reload1.c (reload_regs_reach_end_p): Replace with...
13407 (reload_reg_rtx_reaches_end_p): ...this function.
13408 (new_spill_reg_store): Update commentary.
13409 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
13410 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
13411 before setting new_spill_reg_store.
13412 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
13413 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
13414 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
13415 for non-spill reload registers.
13417 2012-02-05 Ira Rosen <irar@il.ibm.com>
13419 PR tree-optimization/52091
13420 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
13421 (vect_is_simple_use_1): Likewise.
13422 * tree-vect-loop.c (vectorizable_reduction): Update calls
13423 to vect_is_simple_use_1 and vect_is_simple_use.
13424 (vectorizable_live_operation): Likewise.
13425 * tree-vect-patterns.c (widened_name_p,
13426 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
13427 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
13428 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
13429 vectorizable_shift,vectorizable_operation, vectorizable_store,
13430 vectorizable_load): Likewise.
13431 (vect_is_simple_cond): Add an argument, pass it to
13432 vect_is_simple_use_1.
13433 (vectorizable_condition): Update calls to vect_is_simple_cond,
13434 vect_is_simple_use.
13435 (vect_is_simple_use): Add an argument, the statement in which
13436 OPERAND is used. Check that if OPERAND's def stmt is a double
13437 reduction phi node, the use is a phi node too.
13438 (vect_is_simple_use_1): Add an argument, pass it to
13439 vect_is_simple_use.
13440 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
13441 to vect_is_simple_use.
13443 2012-02-04 Jakub Jelinek <jakub@redhat.com>
13445 PR rtl-optimization/52095
13446 * modulo-sched.c (dump_insn_locator): New function.
13447 (loop_canon_p, sms_schedule): Use it.
13449 PR rtl-optimization/52113
13450 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
13451 even for decomposable shift/zext insns.
13453 2012-02-03 Jakub Jelinek <jakub@redhat.com>
13454 Zdenek Dvorak <ook@ucw.cz>
13456 PR rtl-optimization/52092
13457 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
13458 on get_iv_value result.
13460 2012-02-02 Andrew Pinski <apinski@cavium.com>
13462 PR middle-end/47982
13463 PR middle-end/43967
13464 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
13466 2012-02-02 Jakub Jelinek <jakub@redhat.com>
13468 PR middle-end/48071
13469 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
13471 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
13473 PR rtl-optimization/49800
13474 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
13475 (sched_finish): Call regstat_free_n_sets_and_refs.
13477 2012-02-02 Jia Liu <proljc@gmail.com>
13479 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
13482 2012-02-02 Jan Hubicka <jh@suse.cz>
13483 Tom de Vries <tom@codesourcery.com>
13485 PR middle-end/51998
13486 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
13487 * varpool.c (varpool_analyze_pending_decls): Likewise.
13489 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
13490 Jayant R Sonar <jayant.sonar@kpitcummins.com>
13492 * config.gcc: Add cr16-* support.
13494 * doc/extend.texi: Document cr16 extensions.
13495 * doc/install.texi: Document cr16 install.
13496 * doc/invoke.texi: Document cr16 options.
13497 * doc/md.texi: Document cr16 constraints.
13499 * common/config/cr16/cr16-common.c: New file.
13500 * config/cr16/cr16.c: New file.
13501 * config/cr16/cr16.h: New file.
13502 * config/cr16/cr16.md: New file.
13503 * config/cr16/cr16.opt: New file.
13504 * config/cr16/cr16-protos.h: New file.
13505 * config/cr16/predicates.md: New file.
13506 * config/cr16/constraints.md: New file.
13507 * config/cr16/t-cr16: New file.
13509 2012-02-02 Jakub Jelinek <jakub@redhat.com>
13512 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
13513 that operands[2] is either immediate, or q_regs_operand.
13515 PR tree-optimization/52073
13516 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
13517 a pattern stmt for pattern uses, ignore uses outside of the loop.
13519 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
13521 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
13522 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
13523 (OUT_AS1, OUT_AS2): Remove.
13525 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
13527 PR rtl-optimization/51374
13528 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
13529 to cross other volatile_refs_p insns.
13531 2012-02-01 Richard Guenther <rguenther@suse.de>
13533 * doc/invoke.texi (fno-inline): Clarify documentation.
13534 (finline-small-functions): Likewise.
13535 (finline-functions): Likewise.
13536 * common.opt (finline): Adjust comment and documentation.
13537 (finline-small-functions): Clarify documentation.
13538 (finline-functions): Likewise.
13539 (finline-functions-called-once): Likewise.
13541 2012-02-01 Tristan Gingold <gingold@adacore.com>
13543 * c-typeck.c (composite_type): Keep mode for pointers.
13545 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
13547 * function.h (regno_reg_rtx): Adjust comment.
13548 * reginfo.c (init_reg_modes_target): Only use the previous mode
13549 if it fits within one register. Remove MIPS comment.
13551 2012-01-31 Jakub Jelinek <jakub@redhat.com>
13554 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
13556 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13558 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
13559 to srak instruction.
13561 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
13563 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
13565 2012-01-31 Jakub Jelinek <jakub@redhat.com>
13570 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
13572 2012-01-31 Richard Guenther <rguenther@suse.de>
13574 PR tree-optimization/51528
13575 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
13578 2012-01-31 Jakub Jelinek <jakub@redhat.com>
13583 * ree.c (add_removable_extension): Change def_map argument
13584 to unsigned *, store in def_map 1 + offset into *insn_list vector
13585 instead of pointers into the vector.
13586 (find_removable_extensions): Adjust caller.
13588 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
13590 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
13591 Transform all "* quoted-c-code" to { c-code }.
13592 Remove redundant test for "optimize" in combine patterns.
13593 Move (include "avr-dimode.md") to end of file.
13595 2012-01-30 Bin Cheng <bin.cheng@arm.com>
13598 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
13599 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
13601 2012-01-30 Richard Guenther <rguenther@suse.de>
13603 PR tree-optimization/52028
13604 * tree-loop-distribution.c (ldist_gen): Properly update
13607 2012-01-30 Jakub Jelinek <jakub@redhat.com>
13610 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
13611 set_cur_line_info_table if not emitting debug info.
13613 PR tree-optimization/52046
13614 * tree-vect-patterns.c (check_bool_pattern): Give up if
13615 a comparison could throw.
13618 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
13620 2012-01-30 Richard Guenther <rguenther@suse.de>
13622 PR tree-optimization/52045
13623 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
13624 SSA form if cfgcleanup did anything.
13626 2012-01-30 Richard Guenther <rguenther@suse.de>
13628 PR tree-optimization/52045
13629 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
13630 before computing final todo.
13632 2012-01-30 Richard Guenther <rguenther@suse.de>
13634 PR tree-optimization/51528
13635 * tree-sra.c (sra_modify_assign): Re-factor in preparation
13638 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
13640 * df-problems.c (df_kill_notes): Check that the use refers
13641 to the note under examination.
13643 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
13646 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
13647 parameter and use short-lived pseudos.
13648 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
13649 (sparc_expand_vector_init): Const-ify local variables and adjust
13650 calls to above functions.
13652 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
13654 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
13656 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
13658 * doc/invoke.texi: Make usage of "compile time" and
13659 "run time"/"runtime" consistent throughout the file.
13661 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
13663 * config/alpha/alpha.c (alpha_option_override): Default to
13664 full IEEE compliance mode for Go language.
13666 2012-01-29 Tijl Coosemans <tijl@coosemans.org>
13668 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
13669 (LINK_SSP_SPEC): Define.
13671 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13674 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
13677 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
13679 * doc/invoke.texi: Correct hyphenation of "floating point",
13680 "double precision", and related terminology throughout the file.
13682 2012-01-28 Jakub Jelinek <jakub@redhat.com>
13685 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
13686 arm_general_register_operand predicate for operand 2 instead of
13689 2012-01-27 Ian Lance Taylor <iant@google.com>
13692 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
13693 * builtins.c (expand_builtin_init_trampoline): Add onstack
13694 parameter. Change caller.
13695 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
13696 * tree.c (build_common_builtin_nodes): Declare
13697 __builtin_init_heap_trampoline.
13699 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
13701 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
13702 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
13703 * config/avr/avr.c: Ditto.
13704 (avr_regnames): Remove because unused.
13705 * config/avr/avr.md (*cpse.ne): New peephole.
13706 (*cpse.eq): New peephole from former cpse peepholes.
13708 2012-01-27 Michael Eager <eager@eagercon.com>
13710 * config/microblaze.c (microblaze_emit_compare): Correct
13711 test after pcmp instruction.
13713 2012-01-27 Richard Guenther <rguenther@suse.de>
13715 PR tree-optimization/52020
13716 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
13718 2012-01-27 Richard Guenther <rguenther@suse.de>
13720 * ipa-pure-const.c (check_stmt): Clobbers do not make a
13721 function non-const/pure.
13723 2012-01-27 Richard Guenther <rguenther@suse.de>
13725 PR tree-optimization/50444
13726 * tree-sra.c (build_ref_for_offset): Properly adjust the
13727 MEM_REF type for unaligned accesses.
13729 2012-01-27 Richard Guenther <rguenther@suse.de>
13731 PR tree-optimization/50444
13732 * expr.c (mem_ref_refers_to_non_mem_p): New function.
13733 (expand_assignment): Use it. Properly handle misaligned
13734 bases when expanding stores to component references.
13735 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
13736 refactor that case.
13738 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
13740 PR middle-end/51389
13741 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
13742 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
13743 * tree-data-ref.c (find_data_references_in_loop): Make static.
13744 (compute_all_dependences): Change return type to bool. Bail out
13745 for too many datarefs in a loop. Move the hunk resetting the data
13746 dependences vector from ...
13747 (compute_data_dependences_for_loop): ... here. Account for
13748 compute_all_dependences returning false.
13749 (compute_data_dependences_for_bb): Likewise.
13750 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
13751 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
13753 2012-01-27 Richard Guenther <rguenther@suse.de>
13755 PR middle-end/51959
13756 * expr.c (store_field): Use the alias-set of the scratch memory
13759 2012-01-27 Tom de Vries <tom@codesourcery.com>
13761 PR tree-optimization/51990
13762 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
13764 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
13766 2012-01-27 Jakub Jelinek <jakub@redhat.com>
13769 * var-tracking.c (reverse_op): Don't add any reverse operation
13770 if V already has any constant locations.
13772 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
13774 * doc/invoke.texi: Correct usage of "command line" (noun)
13775 vs "command-line" (adjective) throughout.
13777 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
13779 * doc/invoke.texi (Language Independent Options): Move
13780 -Wcoverage-mismatch blurb from here....
13781 (Warning Options): ...to here.
13783 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
13785 * config/rs6000/rs6000.c (rs6000_option_override_internal):
13786 Set rs6000_always_hint to false for 476.
13788 2012-01-27 Matthias Klose <doko@ubuntu.com>
13790 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
13792 * incpath.c (add_standard_paths): Likewise.
13794 2012-01-27 Richard Henderson <rth@redhat.com>
13796 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
13797 * config/m68k/sync.md (atomic_test_and_set): Rename from
13798 sync_test_and_setqi and adjust the operands.
13799 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
13800 and unconditionally enable.
13802 2012-01-27 Richard Henderson <rth@redhat.com>
13804 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
13805 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
13806 (ldstub): Rename from ldstubqi.
13807 (ldstub<I24MODE>): Remove.
13809 2012-01-27 Richard Henderson <rth@redhat.com>
13811 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
13812 * c-cppbuiltin.c (cpp_atomic_builtins): Define
13813 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
13814 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
13815 * doc/tm.texi: Rebuild.
13817 2012-01-27 Richard Henderson <rth@redhat.com>
13819 * optabs.c (gen_atomic_test_and_set): Remove default.
13820 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
13822 2012-01-26 Jakub Jelinek <jakub@redhat.com>
13824 PR rtl-optimization/51978
13825 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
13826 (combine_reaching_defs): Likewise.
13827 (struct re_info): Remove.
13828 (add_removable_extension): Remove x and data arguments,
13829 add insn, insn_list and def_map. Use the arguments directly
13830 instead of using struct re_info.
13831 (find_removable_extensions): Don't call add_removable_extension
13832 through note_stores, instead just call it with single_set
13833 result if non-NULL.
13834 (find_and_remove_re): Pass curr_cand->expr instead of
13835 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
13837 2012-01-26 Michael Matz <matz@suse.de>
13839 PR tree-optimization/46590
13840 * cfgexpand.c: Revert last change (r183305).
13841 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
13843 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
13844 checking for emptiness.
13846 2012-01-26 Jakub Jelinek <jakub@redhat.com>
13848 PR middle-end/51895
13849 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
13850 non-addressable non-BLKmode base correctly.
13852 2012-01-26 Michael Matz <matz@suse.de>
13854 PR tree-optimization/48794
13855 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
13856 regions referenced from RESX/EH_DISPATCH.
13858 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13860 * config/s390/s390.h: Make BRANCH_COST an option.
13861 * config/s390/s390.opt: New option -mbranch-cost.
13863 2012-01-26 Richard Henderson <rth@redhat.com>
13865 Revert 2012-01-24 change:
13866 * trans-mem.c (requires_barrier): Do not instrument thread local
13867 variables and emit save/restore for them.
13869 2012-01-25 Jakub Jelinek <jakub@redhat.com>
13871 PR middle-end/51986
13872 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
13875 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
13877 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
13880 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
13883 Rename __pgm to __flash.
13884 Rename __pgm1 to __flash1.
13885 Rename __pgm2 to __flash2.
13886 Rename __pgm3 to __flash3.
13887 Rename __pgm4 to __flash4.
13888 Rename __pgm5 to __flash5.
13889 Rename __pgmx to __memx.
13890 * doc/extend.texi (AVR Named Address Spaces)
13891 Rename address space names as indicated above.
13892 * config/avr/avr.c (avr_addrspace): Ditto.
13894 * config/avr/avr-protos.h
13895 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
13896 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
13897 * config/avr/predicates.md: Ditto.
13898 * config/avr/avr.c Ditto, and
13899 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
13900 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
13902 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
13903 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
13904 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
13905 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
13906 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
13907 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
13908 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
13909 * config/avr/avr.c: Ditto.
13910 * config/avr/avr.md: Ditto.
13912 2012-01-25 Jason Merrill <jason@redhat.com>
13915 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
13917 2012-01-25 Jakub Jelinek <jakub@redhat.com>
13919 PR tree-optimization/51987
13920 * tree-data-ref.c (get_references_in_stmt): Handle references in
13921 non-volatile GIMPLE_ASM.
13923 2012-01-25 Richard Guenther <rguenther@suse.de>
13925 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
13926 bases are dereferenced.
13928 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
13930 PR rtl-optimization/48374
13931 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
13933 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
13935 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
13936 compute_data_dependences_for_loop returns false.
13937 * tree-parloops.c (loop_parallel_p): Likewise.
13939 2012-01-25 Richard Guenther <rguenther@suse.de>
13941 * tree.h (get_pointer_alignment_1): Declare.
13942 * builtins.c (get_pointer_alignment_1): New function.
13943 (get_pointer_alignment): Use it.
13945 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
13947 PR rtl-optimization/48308
13948 * combine.c (enum undo_kind): Add UNDO_LINKS.
13949 (struct undo): Add member l to other_contents and where.
13950 (do_SUBST_LINK): New.
13952 (try_combine): Handle LOG_LINKS for the dummy i1 case.
13953 (undo_all): Handle UNDO_LINKS.
13955 2012-01-25 Richard Henderson <rth@redhat.com>
13957 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
13960 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
13962 * optabs.c (gen_atomic_test_and_set): Use each argument.
13964 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
13966 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
13967 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
13968 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
13969 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
13970 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
13971 TARGET_PAIRED_SINGLE_FLOAT.
13973 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
13975 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
13976 (in_struct, return_val): Remove MEM documentation.
13977 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
13978 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
13979 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
13981 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
13982 * cfgexpand.c (add_alias_set_conflicts): Likewise.
13983 * expr.c (store_field): Likewise.
13984 * function.c (assign_stack_temp_for_type): Likewise.
13985 * ifcvt.c (noce_try_cmove_arith): Likewise.
13986 * reload1.c (reload): Likewise.
13987 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
13988 (alpha_set_memflags): Likewise.
13989 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
13991 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
13993 * rtl.h (true_dependence, canon_true_dependence): Remove varies
13995 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
13996 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
13997 (true_dependence_1, true_dependence, canon_true_dependence): Remove
13999 * cselib.c (cselib_rtx_varies_p): Delete.
14000 (cselib_invalidate_mem): Update call to canon_true_dependence.
14001 * dse.c (record_store, check_mem_read_rtx): Likewise.
14002 (scan_reads_nospill): Likewise.
14003 * cse.c (check_dependence): Likewise.
14004 (cse_rtx_varies_p): Delete.
14005 * expr.c (safe_from_p): Update call to true_dependence.
14006 * ira.c (validate_equiv_mem_from_store): Likewise.
14007 (memref_referenced_p): Likewise.
14008 * postreload-gcse.c (find_mem_conflicts): Likewise.
14009 * sched-deps.c (sched_analyze_2): Likewise.
14010 * store-motion.c (load_kills_store): Likewise.
14011 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
14012 * gcse.c (mems_conflict_for_gcse_p): Likewise.
14013 (compute_transp): Update call to canon_true_dependence.
14015 2012-01-25 Richard Henderson <rth@redhat.com>
14017 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
14018 (maybe_emit_atomic_test_and_set): New.
14019 (expand_sync_lock_test_and_set): Use it.
14020 (expand_atomic_test_and_set): Likewise.
14021 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
14022 the implementation; clarify implementation defined details.
14023 * doc/md.texi (atomic_test_and_set): Document.
14025 2012-01-25 Richard Henderson <rth@redhat.com>
14027 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
14029 2012-01-25 Richard Henderson <rth@redhat.com>
14032 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
14033 to effect no-op split.
14035 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
14038 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
14039 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
14040 (BT_FN_VOID_PTR_INT_SIZE): New.
14041 (BT_FN_UINT_UINT_VAR): Remove.
14042 (BT_FN_UINT32_UINT32_VAR): New.
14043 (BT_FN_DOUBLE_VPTR): Remove.
14044 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
14046 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
14047 (_ITM_changeTransactionMode): Same.
14048 (_ITM_memmoveRtWt): Change return type to void.
14049 (_ITM_memcpyRtWt): Same.
14050 (_ITM_memsetW): Same.
14051 (_ITM_RaRD): Change types to double.
14056 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
14058 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
14059 Patrick Marlier <patrick.marlier@gmail.com>
14061 * trans-mem.c (requires_barrier): Do not instrument thread local
14062 variables and emit save/restore for them.
14064 2012-01-24 Jason Merrill <jason@redhat.com>
14067 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
14068 output static aliases.
14070 2012-01-24 Jakub Jelinek <jakub@redhat.com>
14073 * common.opt (-pie, -shared, pie, shared): Change from Common to
14075 * gcc.c (display_help): Display help for -pie and -shared.
14077 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
14080 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
14081 Remove note on size/offset limitation.
14082 (AVR Variable Attributes): Add example how to read data located
14083 with progmem. Refer to named address spaces.
14084 * doc/invoke.texi (AVR Options): Fix typo.
14086 2012-01-24 Richard Guenther <rguenther@suse.de>
14088 Forward-port to trunk
14089 2010-09-21 Jakub Jelinek <jakub@redhat.com>
14091 PR middle-end/45678
14092 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
14093 op0 isn't sufficiently aligned and there is movmisalignM
14094 insn for mode, use it to load op0 into a temporary register.
14096 2012-01-24 Jakub Jelinek <jakub@redhat.com>
14099 * target.def (const_not_ok_for_debug_p): New hook.
14100 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
14102 * doc/tm.texi: Regenerated.
14103 * dwarf2out.c (const_ok_for_output_1): If
14104 targetm.const_not_ok_for_debug_p returns true, fail.
14105 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
14107 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
14109 2012-01-23 Kai Tietz <ktietz@redhat.com>
14112 * config/i386/predicates.md (symbolic_operand): Allow
14113 UNSPEC_PCREL as PIC expression for lea.
14114 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
14115 * config/i386/i386.c (ix86_delegitimize_address): Handle
14116 UNSPEC_PCREL for none-MEM, too.
14118 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
14120 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
14121 (ipa_tm_create_version_alias): Same.
14123 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
14126 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
14127 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
14129 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
14130 Patrick Marlier <patrick.marlier@gmail.com>
14131 Iain Sandoe <developer@sandoe-acoustics.co.uk>
14134 * lto-wrapper.c (run_gcc): Pass the LTO section name to
14135 simple_object_start_read.
14137 2012-01-23 Richard Guenther <rguenther@suse.de>
14140 PR tree-optimization/51895
14141 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
14142 parameter decomposition into BLKmode components.
14144 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
14146 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
14147 fake variables for restrict-qualified pointers whose pointed-to type
14148 contains a placeholder.
14150 2012-01-23 Richard Guenther <rguenther@suse.de>
14152 PR tree-optimization/51949
14153 * ipa-split.c (execute_split_functions): Do not split malloc functions.
14155 2012-01-23 Jakub Jelinek <jakub@redhat.com>
14157 PR rtl-optimization/51933
14158 * ree.c (transform_ifelse): Return true right away if dstreg is
14159 already wider or equal to cand->mode.
14160 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
14161 (make_defs_and_copies_lists): Remove defs_list and copies_list
14162 arguments, add state argument, just truncate state->work_list
14163 instead of always allocating and freeing the vector. Assert that
14164 get_defs succeeds instead of returning 2. Changed return type to bool.
14165 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
14166 have ext_src_mode, see if it has been modified already with the
14167 right kind of extension and has been extended before from the
14168 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
14169 just return true. Remember the original mode in state->modified array.
14170 (combine_reaching_defs): Add state argument. Don't allocate and
14171 free here def_list, copied_list and vec vectors, instead just
14172 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
14173 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
14174 Add state variable, clear vectors in it, initialize state.modified
14175 if needed. Free all the vectors at the end and state.modified too.
14176 Don't skip a candidate if the extension expression has been modified.
14178 2012-01-22 Douglas B Rupp <rupp@gnat.com>
14181 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
14182 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
14183 (extra_options) interix.opt -> i386/interix.opt"
14184 (extra_objs):Add winnt-stubs.o
14185 * configure.ac: Add interix to target_os .comm on PE check.
14186 * configure: Regenerate.
14187 * config/interix3.h: Delete and move bits to..
14188 * config/interix.h: Delete and move bits to..
14189 * config/i386/i386-interix3.h: Delete and move bits to..
14190 * config/i386/i386-interix.h: ..here.
14191 (TARGET_CPU_DEFAULT): Remove redefinition.
14192 (TARGET_ASM_CONSTRUCTOR): Undefine.
14193 (SUBTARGET_SWITCHES): Define for ms-bitfields.
14194 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
14195 (PTRDIFF_TYPE): Define.
14196 (LONG_DOUBLE_TYPE_SIZE): Define.
14197 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
14198 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
14199 (TARGET_SECTION_TYPE_FLAGS): Define.
14200 (ASM_DECLARE_FUNCTION_NAME): Define.
14201 (ASM_OUTPUT_EXTERNAL): Define.
14202 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
14203 (ASM_OUTPUT_ALIGNED_BSS): Define.
14204 (PCC_BITFIELD_TYPE_MATTERS): Define.
14205 (USE_CONST_SECTION): Define.
14206 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
14207 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
14208 (SUPPORTS_ONE_ONLY): Remove.
14209 (I386_PE_STRIP_ENCODING): Define.
14210 * config/interix.opt: Delete and move bits to..
14211 * config/i386/interix.opt: ..here. New.
14212 (mpe-aligned-commons): Add.
14213 * config/i386/t-interix: Add copyright header.
14214 (winnt-stubs.o): Add rule.
14216 2012-01-22 Jason Merrill <jason@redhat.com>
14219 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
14220 for extra name aliases.
14222 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
14224 PR rtl-optimization/51924
14225 * ree.c (combine_set_extension): Improve debugging message.
14226 (combine_reaching_defs): Likewise.
14227 (get_defs): Rename confusingly named variable.
14228 (find_and_remove_re): Skip a candidate if the extension expression has
14231 2012-01-21 Robert Millan <rmh@gnu.org>
14232 Gerald Pfeifer <gerald@pfeifer.com>
14234 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
14235 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
14237 2012-01-20 Jakub Jelinek <jakub@redhat.com>
14239 PR tree-optimization/51914
14240 * tree-vect-stmts.c (vectorizable_conversion): For
14241 cvt_type && modifier == WIDEN, put temporary with cvt_type
14242 at the beginning of vec_dsts and set vec_dest to temporary
14245 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
14247 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
14249 2012-01-20 Tijl Coosemans <tijl@coosemans.org>
14251 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
14252 * config/rs6000/rs6000.c: Likewise.
14254 2012-01-20 Jakub Jelinek <jakub@redhat.com>
14257 * config/arm/arm.c (arm_count_output_move_double_insns): Call
14258 output_move_double on a copy of operands array.
14260 2012-01-20 Cary Coutant <ccoutant@google.com>
14261 Dodji Seketeli <dodji@redhat.com>
14264 * dwarf2out.c (copy_declaration_context): Return ref to parent
14265 of declaration DIE, if necessary.
14266 (remove_child_or_replace_with_skeleton): Add new parameter; update
14267 caller. Place skeleton DIE under parent DIE of original declaration.
14268 Move call to copy_declaration_context to here ...
14269 (break_out_comdat_types): ... from here.
14271 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14273 PR rtl-optimization/51856
14274 * reload.c (find_reloads_subreg_address): Set the address_reloaded
14277 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
14280 * config/arm/arm.c (arm_print_operand): Correct output of alignment
14281 hints for neon loads and stores.
14283 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
14287 * doc/extend.texi (Named Address Spaces): Split into subsections.
14288 (AVR Named Address Spaces): New subsection.
14289 (M32C Named Address Spaces): New subsection.
14290 (RL78 Named Address Spaces): New subsection.
14291 (SPU Named Address Spaces): New subsection.
14292 (Variable Attributes): New anchor "AVR Variable Attributes".
14293 (AVR Variable Attributes): Rewrite and avoid wording
14294 "address space" in this context.
14295 * doc/invoke.texi (AVR Options): Rewrite and add documentation
14296 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
14297 (AVR Built-in Macros): New subsubsection therein.
14298 * doc/md.texi (AVR constraints): Remove "C04", "R".
14300 2012-01-20 Richard Guenther <rguenther@suse.de>
14302 PR tree-optimization/51903
14303 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
14304 when removing stmts.
14306 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
14309 * config/arm/arm.c (arm_load_pic_register): Use
14310 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
14311 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
14312 (arm_pic_static_addr): Likewise.
14313 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
14314 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
14315 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
14316 (pic_load_addr_unified): New.
14318 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
14321 * function.c (instantiate_virtual_regs_in_insn): Use
14322 delete_insn_and_edges when removing a wrong asm insn.
14324 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
14326 PR rtl-optimization/40761
14327 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
14328 Add new member loop_num.
14329 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
14330 (ira_build): Remove the parameter.
14332 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
14333 (ira.c): Do not build CFG loops for one region allocation. Remove
14334 argument from ira_build call.
14336 * ira-build.c (init_loop_tree_node): New function.
14337 (create_loop_tree_nodes): Use it. Separate the case when CFG
14338 loops are not built.
14339 (more_one_region_p): Check current_loops.
14340 (finish_loop_tree_nodes): Separate the case when CFG loops are not
14342 (add_loop_to_tree): Process loop equal to NULL too.
14343 (form_loop_tree): Separate the case when CFG loops are not built.
14344 Use explicitly number for the root.
14345 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
14347 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
14348 instead of loop->num.
14349 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
14350 (mark_all_loops_for_removal): Ditto.
14351 (remove_unnecessary_regions): Separate the case when CFG loops
14353 (ira_build): Remove the parameter. Use explicit number of regions
14354 when CFG loops are not built.
14356 * ira-color.c (print_loop_title): Separate the case for the root node.
14357 Use loop_num instead of loop->num.
14358 (move_spill_restore): Use loop_num instead of loop->num.
14360 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
14361 (change_loop): Ditto.
14362 (change_loop): Use loop_num instead of loop->num.
14364 * ira-lives.c (process_bb_node_lives): Ditto.
14366 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
14368 * ira-conflicts.c (print_allocno_conflicts): Ditto.
14370 2012-01-19 Jakub Jelinek <jakub@redhat.com>
14372 PR libmudflap/40778
14373 * tree-mudflap.c (mf_artificial): New function.
14374 (execute_mudflap_function_ops, execute_mudflap_function_decls,
14375 mx_register_decls, mudflap_enqueue_decl): Use it.
14378 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
14379 numbers in the insn pattern.
14381 2012-01-19 Michael Matz <matz@suse.de>
14383 PR tree-optimization/46590
14384 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
14385 use it in remembering which conflicts we already created.
14386 (add_scope_conflicts): Adjust call to above, (de)allocate helper
14389 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
14392 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
14393 (merge_and_complain): Same.
14395 2012-01-19 Jakub Jelinek <jakub@redhat.com>
14398 * config/initfini-array.h: Guard content of the header
14399 with #ifdef HAVE_INITFINI_ARRAY.
14400 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
14401 Add initfini-array.h to tm_file here.
14402 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
14403 * config.gcc: Don't add initfini-array.h to tm_file here.
14404 * configure: Regenerated.
14406 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
14408 PR rtl-optimization/51505
14409 * df-problems.c (df_kill_notes): New parameter live. Update comment.
14410 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
14411 (df_note_bb_compute): Update the call to df_kill_notes.
14413 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
14415 * trans-mem.c (requires_barrier): Remove call to is_global_var.
14417 2012-01-18 Richard Guenther <rguenther@suse.de>
14419 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
14420 of conversions to void *.
14422 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14423 Richard Sandiford <rdsandiford@googlemail.com>
14425 PR middle-end/50325
14426 PR middle-end/51192
14427 * optabs.h (simplify_expand_binop): Declare.
14428 * optabs.c (simplify_expand_binop): Make global.
14429 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
14430 endian targets if the source cannot be exactly covered by word
14433 2012-01-17 Jakub Jelinek <jakub@redhat.com>
14436 * hard-reg-set.h (struct hard_reg_set_container): New type.
14437 * target.h (struct hard_reg_set_container): Forward declare.
14438 * target.def (set_up_by_prologue): New target hook.
14439 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
14440 * doc/tm.texi: Regenerated.
14441 * function.c (thread_prologue_and_epilogue_insns): Change
14442 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
14443 Call targetm.set_up_by_prologue on it.
14444 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
14445 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
14447 2012-01-17 Nick Clifton <nickc@redhat.com>
14449 * config/rx/rx.c (rx_can_use_simple_return): New function.
14450 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
14451 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
14453 2012-01-17 Richard Guenther <rguenther@suse.de>
14455 PR middle-end/51782
14456 * expr.c (expand_assignment): Take address-space information
14457 from the address operand of MEM_REF and TARGET_MEM_REF.
14458 (expand_expr_real_1): Likewise.
14460 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14462 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
14463 reload dump is requested.
14465 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
14468 * trans-mem.c (requires_barrier): Call may_be_aliased.
14470 2012-01-17 Jakub Jelinek <jakub@redhat.com>
14472 PR tree-optimization/51877
14473 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
14474 call arguments and fndecls compare equal, instead return false if they
14475 don't. Return true only if lhs1 and lhs2 are either both NULL, or
14476 both SSA_NAMEs that are valueized the same, or they satisfy
14479 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14481 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
14483 * configure: Regenerate.
14485 2012-01-16 Jan Hubicka <jh@suse.cz>
14489 * convert.c (convert_to_integer): Use fold_convert for
14490 converting an INTEGER_CST to integer type.
14492 2012-01-16 Jason Merrill <jason@redhat.com>
14495 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
14497 2012-01-16 Jakub Jelinek <jakub@redhat.com>
14500 * config/s390/s390.c (s390_chunkify_start): Don't skip
14501 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
14502 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
14503 If insn is followed by NOTE_INSN_VAR_LOCATION or
14504 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
14505 Don't use location of note insns.
14507 PR tree-optimization/51865
14508 * tree-inline.c (tree_function_versioning): Call remap_decl
14509 on DECL_RESULT whenever it has VOID_TYPE_P type.
14511 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
14513 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
14514 for calls to locally-binding MIPS16 functions if only the return
14515 type uses float regs.
14517 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
14518 Richard Sandiford <rdsandiford@googlemail.com>
14520 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
14521 (SYMBOL_32_HIGH): Likewise.
14522 (mips_output_tls_reloc_directive): Declare.
14523 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
14524 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
14525 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
14526 (mips_lo_relocs, mips_hi_relocs): Make extern.
14527 (mips16_stub_function): Move up file.
14528 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
14529 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
14530 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
14531 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
14532 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
14533 (mips_get_tp): Add MIPS16 support.
14534 (mips_legitimize_tls_address): Remove MIPS16 sorry().
14535 Generalize DTPREL and TPREL handling.
14536 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
14537 Add MIPS16 TLS support.
14538 (mips_output_tls_reloc_directive): New function.
14539 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
14540 * config/mips/predicates.md (symbolic_operand_with_high)
14541 (tls_reloc_operand): New predicates.
14542 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
14543 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
14544 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
14545 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
14546 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
14547 (*tls_get_tp_mips16_call_<mode>): Likewise.
14549 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
14551 PR rtl-optimization/51821
14552 * recog.c (peep2_find_free_register): Determine clobbered registers
14555 2012-01-14 Denis Chertykov <chertykov@gmail.com>
14558 * config/avr/avr-protos.h: Revert change of 2012-01-09.
14559 * config/avr/avr.c: Likewise.
14560 * config/avr/avr.h: Likewise.
14562 2012-01-13 Ian Lance Taylor <iant@google.com>
14565 * tree.h (TYPE_QUALS): Add cast to int.
14566 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
14568 2012-01-13 Ian Lance Taylor <iant@google.com>
14570 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
14571 comparing param_index to VEC_length result.
14573 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
14575 * c-decl.c: Do not include tree-mudflap.h
14576 * tree-optimize.c: Likewise.
14577 * Makefile.in: Update dependencies.
14579 2012-01-13 Richard Guenther <rguenther@suse.de>
14582 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
14583 variable-sized result always use RSO.
14585 2012-01-12 DJ Delorie <dj@redhat.com>
14587 * cfgexpand.c (convert_debug_memory_address): Allow any valid
14588 pointer type, not just the default pointer type.
14590 2012-01-09 Richard Henderson <rth@redhat.com>
14591 Denis Chertykov <chertykov@gmail.com>
14594 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
14595 * config/avr/avr.c (avr_can_eliminate): Simplify.
14596 (avr_initial_elimination_offset): Likewise.
14597 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
14598 (expand_epilogue): Likewise.
14599 (avr_legitimize_address): Gut.
14600 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
14601 (avr_hard_regno_nregs): New.
14602 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
14603 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
14604 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
14605 add soft frame pointer.
14606 (CALL_USED_REGISTERS): Likewise.
14607 (REG_CLASS_CONTENTS): Likewise.
14608 (REGISTER_NAMES): Likewise.
14609 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
14610 (HARD_FRAME_POINTER_REGNUM): New.
14611 (FRAME_POINTER_REGNUM): Use soft frame pointer.
14612 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
14613 remove the HARD_FRAME_POINTER self-elimination.
14615 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
14618 * config/avr/avr.c (avr_encode_section_info): Test for absence of
14619 DECL_EXTERNAL when checking for initializers of progmem variables.
14621 2012-01-12 Ira Rosen <irar@il.ibm.com>
14623 PR tree-optimization/51799
14624 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
14625 that the last operation is a type demotion.
14627 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
14629 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
14630 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
14632 2012-01-11 Jakub Jelinek <jakub@redhat.com>
14635 * combine.c (distribute_notes): If i3 is a noreturn call,
14636 allow old_size to be equal to args_size and make sure the
14637 noreturn call gets REG_ARGS_SIZE note.
14638 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
14639 on noreturn calls even when the delta is 0.
14641 2012-01-11 Nathan Sidwell <nathan@acm.org>
14643 * gcov.c (STRING_SIZE): Remove.
14644 (generate_results): Erase annotations for source files with no
14645 coverage information.
14647 (output_lines): Use it.
14649 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
14651 * gimple.h (gimplify_body): Remove first argument.
14652 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
14653 pointer set here, instead just pass DATA to walk_tree.
14654 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
14655 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
14656 (unvisit_body): Likewise, but with unmark_visited.
14657 (gimplify_body): Remove BODY_P argument and adjust.
14658 (gimplify_function_tree): Adjust call to gimplify_body.
14659 * omp-low.c (finalize_task_copyfn): Likewise.
14661 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
14663 * tree.h (build_function_decl_skip_args): Add boolean parameter.
14664 (build_function_type_skip_args): Delete.
14665 * tree.c (build_function_type_skip_args): Make static and add
14666 SKIP_RETURN parameter. Fix thinko in the handling of variants.
14667 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
14668 pass it to build_function_type_skip_args.
14669 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
14670 (tree_function_versioning): Likewise.
14671 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
14672 build_function_decl_skip_args.
14673 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
14674 and pass it to build_function_decl_skip_args/tree_function_versioning.
14675 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
14676 * ipa-inline-transform.c (save_inline_function_body): Likewise.
14677 * trans-mem.c (ipa_tm_create_version): Likewise.
14678 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
14679 * tree-inline.c (declare_return_variable): Remove always-true test.
14680 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
14681 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
14682 * ipa-split.c (split_function): Skip the return value for the split
14683 part if it doesn't return.
14685 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14687 PR tree-optimization/49642
14688 * ipa-split.c (forbidden_dominators): New variable.
14689 (check_forbidden_calls): New function.
14690 (dominated_by_forbidden): Likewise.
14691 (consider_split): Check for forbidden dominators.
14692 (execute_split_functions): Initialize and free forbidden
14693 dominators info; call check_forbidden_calls.
14695 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
14697 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
14699 2012-01-11 Nick Clifton <nickc@redhat.com>
14701 * config/rx/rx.md (return): Define pattern.
14703 2012-01-11 Richard Guenther <rguenther@suse.de>
14705 * doc/extend.texi (malloc attribute): Adjust according to
14708 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
14709 Patrick Marlier <patrick.marlier@gmail.com>
14711 PR middle-end/51516
14712 * trans-mem.c (get_cg_data): Traverse aliases if requested.
14713 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
14714 (ipa_tm_note_irrevocable): Same.
14715 (ipa_tm_scan_irr_block): Same.
14716 (ipa_tm_decrement_clone_counts): Same.
14717 (ipa_tm_scan_irr_function): Same.
14718 (ipa_tm_create_version_alias): Same.
14719 (ipa_tm_create_version): Same.
14720 (ipa_tm_transform_calls_redirect): Same.
14721 (ipa_tm_transform_calls): Same.
14722 (ipa_tm_transform_transaction): Same.
14723 (ipa_tm_execute): Same.
14725 2012-01-10 Richard Guenther <rguenther@suse.de>
14727 PR middle-end/51806
14728 * opts.c (common_handle_option): Handle -Werror.
14730 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
14732 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
14735 2012-01-10 Jason Merrill <jason@redhat.com>
14737 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
14740 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14742 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
14743 supports R_386_TLS_GD_PLT reloc.
14744 (gcc_cv_as_ix86_tlsldmplt): Check if linker
14745 supports R_386_TLS_LDM_PLT reloc.
14746 * configure: Regenerate.
14747 * config.in: Regenerate.
14749 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
14752 Extend __pgmx semantics to linearize memory.
14753 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
14754 determine if code comes inline or from libgcc.
14755 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
14756 (movmem_qi, movmem_qi): Set constraint #2 to "n".
14757 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
14758 (movmemx_qi, movmemx_hi): New insns.
14759 (xload_<mode>_libgcc): Rewrite to new insn condition.
14760 (xload_<mode>): Remove insns.
14761 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
14762 cases that don't satisfy avr_xload_libgcc_p().
14763 (avr_addr_space_convert): Allow converting in any direction.
14764 (avr_addr_space_subset_p): Return always true.
14765 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
14766 (avr_emit_movmemhi): Ditto.
14767 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
14768 (avr_out_movmem): Ditto.
14769 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
14770 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
14771 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
14772 (avr_encode_section_info): Encode 'progmem' in symbol flags.
14773 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
14775 2012-01-10 Richard Guenther <rguenther@suse.de>
14777 PR tree-optimization/50913
14778 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
14779 Require data-refs to be representable by Graphite with respect
14782 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
14784 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
14785 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
14787 2012-01-10 Tom de Vries <tom@codesourcery.com>
14789 PR rtl-optimization/51271
14790 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
14791 handling annulled branch.
14793 2012-01-10 Richard Henderson <rth@redhat.com>
14795 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
14796 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
14797 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
14798 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
14799 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
14800 arm_expand_vec_perm_const): New.
14801 * config/arm/arm-protos.h: Update.
14802 * config/arm/neon.md (UNSPEC_VCONCAT): New.
14803 (*neon_vswp<VDQX>): New.
14804 (neon_vcombine<VDX>): Use neon_split_vcombine.
14805 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
14806 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
14807 (vec_perm<VE>): New.
14809 2012-01-10 Richard Henderson <rth@redhat.com>
14811 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
14812 use it if reload_completed.
14813 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
14814 arm_output_asm_insn, arm_process_output_memory_barrier,
14815 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
14816 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
14817 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
14818 arm_process_output_sync_insn, arm_output_sync_insn,
14819 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
14820 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
14821 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
14822 (emit_unlikely_jump): New.
14823 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
14824 (arm_split_atomic_op): New.
14825 * config/arm/arm-protos.h: Update.
14826 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
14827 (struct arm_sync_generator): Remove.
14828 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
14829 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
14830 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
14831 (VUNSPEC_LL, VUNSPEC_SC): New.
14832 (sync_result, sync_memory, sync_required_value, sync_new_value,
14833 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
14834 (attr length): Don't use arm_sync_loop_insns.
14835 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
14836 (movsfcc, movdfcc): Likewise.
14837 * config/arm/constraints.md (Ua): New.
14838 * config/arm/prediates.md (mem_noofs_operand): New.
14839 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
14840 (sync_clobber, sync_t2_reqd): Remove.
14841 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
14842 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
14843 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
14844 (arm_sync_compare_and_swap<SIDI>): Remove.
14845 (arm_sync_compare_and_swap<NARROW>): Remove.
14846 (arm_sync_lock_test_and_set<SIDI>): Remove.
14847 (arm_sync_lock_test_and_set<NARROW>): Remove.
14848 (arm_sync_new_<syncop><SIDI>): Remove.
14849 (arm_sync_new_<syncop><NARROW>): Remove.
14850 (arm_sync_new_nand<SIDI>): Remove.
14851 (arm_sync_new_nand<NARROW>): Remove.
14852 (arm_sync_old_<syncop><SIDI>): Remove.
14853 (arm_sync_old_<syncop><NARROW>): Remove.
14854 (arm_sync_old_nand<SIDI>): Remove.
14855 (arm_sync_old_nand<NARROW>): Remove.
14856 (*memory_barrier): Merge arm_output_memory_barrier.
14857 (atomic_compare_and_swap<QHSD>): New.
14858 (atomic_compare_and_swap<NARROW>_1): New.
14859 (atomic_compare_and_swap<SIDI>_1): New.
14860 (atomic_exchange<QHSD>): New.
14861 (cas_cmp_operand, cas_cmp_str): New.
14862 (atomic_op_operand, atomic_op_str): New.
14863 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
14864 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
14865 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
14866 (arm_load_exclusive<NARROW>): New.
14867 (arm_load_exclusivesi, arm_load_exclusivedi): New.
14868 (arm_store_exclusive<QHSD>): New.
14870 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
14872 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
14873 reload patterns if -mvsx-scalar-memory.
14875 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
14876 generated, even -mno-vsx-scalar-double was used.
14877 (vsx_xscvdpsp_scalar): Likewise.
14878 (vsx_xscvspdp_scalar2): Likewise.
14880 2012-01-09 Tom de Vries <tom@codesourcery.com>
14881 Andrew Pinski <apinski@cavium.com>
14884 * reorg.c (fill_slots_from_thread): Don't speculate
14885 frame-related insns.
14887 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
14889 * sched-int.h (bb_note): Move to...
14890 * basic-block.h: ...here.
14891 * haifa-sched.c (bb_note): Move to...
14892 * cfgrtl.c: ...here.
14893 * function.c (next_block_for_reg): New function.
14894 (move_insn_for_shrink_wrap): Likewise.
14895 (prepare_shrink_wrap): Rewrite to use the above.
14897 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
14899 * gimple.c (is_gimple_non_addressable): Remove.
14900 * gimple.h: Remove is_gimple_non_addressable.
14901 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
14902 is_gimple_non_addressable.
14903 * trans-mem.c (expand_assign_tm): Same.
14905 2012-01-09 Richard Guenther <rguenther@suse.de>
14907 PR tree-optimization/51775
14908 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
14909 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
14911 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
14913 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
14915 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
14917 2012-01-09 Richard Guenther <rguenther@suse.de>
14919 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
14921 2012-01-08 Jan Hubicka <jh@suse.cz>
14923 PR tree-optimize/51680
14924 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
14925 on when known_vals needs to be computed; cleanup.
14927 2012-01-08 Jan Hubicka <jh@suse.cz>
14929 PR tree-optimize/51694
14930 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
14932 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
14934 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
14935 for -std=c++98 and -std=c++11 too.
14937 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
14939 * cfgloop.c (cancel_loop): Add free() of bbs array.
14941 2012-01-07 Jan Hubicka <jh@suse.cz>
14943 PR tree-optimization/51600
14944 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
14945 that benefits small functions.
14947 2012-01-07 Jan Hubicka <jh@suse.cz>
14949 * ipa-inline.c (want_inline_small_function_p): Fix formating.
14951 2012-01-07 Jan Hubicka <jh@suse.cz>
14953 PR tree-optimization/51680
14954 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
14955 whose inlining reduce unit size.
14957 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
14960 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
14961 Add canonical node to containing_mem chain after the non-canonical
14962 one, even if there weren't any locs to propagate.
14963 (remove_useless_values): Keep only canonical values.
14964 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
14965 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
14966 canonicalize mem_chain elements that are not discarded.
14968 2012-01-06 Jakub Jelinek <jakub@redhat.com>
14971 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
14972 before emitting functions.
14974 PR gcov-profile/50127
14975 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
14976 clear_aux_for_blocks.
14978 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
14981 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
14983 2012-01-06 Arnaud Charlet <charlet@adacore.com>
14985 * c-decl.c (ext_block): Moved up.
14986 (collect_all_refs, for_each_global_decl): Take ext_block into account.
14988 2012-01-06 Han Shen <shenhan@google.com>
14990 Translate built-in include paths for sysroot.
14991 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
14992 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
14994 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
14995 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
14997 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
14998 control whether sysroot should be prepended to gxx include dir.
15000 * configure: Regenerate.
15002 2012-01-06 Torvald Riegel <triegel@redhat.com>
15004 PR rtl-optimization/51771
15005 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
15006 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
15008 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
15010 PR tree-optimization/51315
15011 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
15012 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
15014 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
15017 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
15018 for shrp pattern. Correctly handle and fixup shift variable.
15019 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
15021 2012-01-05 Jakub Jelinek <jakub@redhat.com>
15024 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
15025 note when !ACCUMULATE_OUTGOING_ARGS.
15027 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
15029 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
15031 (extract_range_from_unary_expr_1): Avoid useless computations.
15033 2012-01-05 Jakub Jelinek <jakub@redhat.com>
15035 PR rtl-optimization/51767
15036 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
15037 of jump_block and add an extra edge for degenerated asm gotos.
15039 PR middle-end/51768
15040 * stmt.c (check_unique_operand_names): Don't ICE during error
15041 reporting if i is from labels chain.
15043 PR middle-end/44777
15044 * profile.c (branch_prob): Split bbs that have exit edge
15045 and need a fake entry edge too.
15047 2012-01-05 Jan Hubicka <jh@suse.cz>
15049 PR middle-end/49710
15050 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
15053 2012-01-05 Richard Guenther <rguenther@suse.de>
15056 * tree-streamer-out.c (write_ts_optimization): New function.
15057 (streamer_write_tree_body): Call it.
15058 * tree-streamer-in.c (lto_input_ts_optimization): New function.
15059 (streamer_read_tree_body): Call it.
15060 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
15062 2012-01-05 Jakub Jelinek <jakub@redhat.com>
15064 PR middle-end/51761
15065 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
15066 * gimplify.c (gimplify_cleanup_point_expr): Save and set
15067 in_cleanup_point_expr before gimplify_stmt call and restore it
15069 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
15070 in_cleanup_point_expr is false.
15072 2012-01-05 Richard Guenther <rguenther@suse.de>
15074 PR middle-end/51764
15075 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
15077 * toplev.c (process_options): Reject combining mudflap and LTO.
15078 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
15080 2012-01-05 Richard Guenther <rguenther@suse.de>
15082 PR tree-optimization/51760
15083 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
15085 (bit_value_unop): Handle UNDEFINED operands.
15086 (bit_value_binop): Likewise.
15088 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
15090 * config/avr/avr.c (avr_replace_prefix): Remove.
15091 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
15092 (avr_asm_function_rodata_section): Ditto.
15093 (avr_asm_select_section): Ditto.
15095 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
15097 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
15100 2012-01-05 Jakub Jelinek <jakub@redhat.com>
15103 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
15104 calls that have any non-fake successor edges.
15107 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
15109 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
15111 PR tree-optimization/51624
15112 * tree-sra.c (build_ref_for_model): When replicating a chain of
15113 COMPONENT_REFs, stop as soon as the offset would become negative.
15115 2012-01-04 Jakub Jelinek <jakub@redhat.com>
15118 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
15119 in .debug_loc on the floor.
15121 2012-01-04 Andrew Pinski <apinski@cavium.com>
15123 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
15125 2012-01-04 Andrew Pinski <apinski@cavium.com>
15126 Adam Nemet <anemet@caviumnetworks.com>
15128 * config/mips/mips.md (size): Add SI and DI.
15129 (SIZE): New mode attribute.
15130 (U): New code attribute.
15131 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
15132 (mips_lbux_<mode>): Delete.
15133 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
15134 (mips_lhx): Use gen_mips_lhx_extsi.
15135 (mips_lhx_<mode>): Delete.
15136 (mips_lwx): Delete.
15137 (mips_l<size>x): New expand.
15138 (mips_lwx_<mode>): Delete.
15139 (mips_l<GPR:size>x_<P:mode>): New pattern.
15140 (*mips_lw<u>x_<P:mode>_ext): Likewise.
15141 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
15142 * config/mips/mips.c (mips_lx_address_p): New function.
15143 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
15144 (dsp64): New availability predicate.
15145 (mips_builtins): Add an entry for __builtin_mips_ldx.
15146 * config/mips/mips.h (ISA_HAS_LBX): New define.
15147 (ISA_HAS_LBUX): Likewise.
15148 (ISA_HAS_LHX): Likewise.
15149 (ISA_HAS_LHUX): Likewise.
15150 (ISA_HAS_LWX): Likewise.
15151 (ISA_HAS_LWUX): Likewise.
15152 (ISA_HAS_LDX): Likewise.
15153 * doc/extend.texi (__builtin_mips_ldx): Document.
15155 2012-01-04 Tristan Gingold <gingold@adacore.com>
15157 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
15158 when long pointers are used.
15159 * config.build (*-*-*vms*): Handle all OpenVMS targets.
15160 (alpha64-dec-*vms*, alpha*-dec-*vms*)
15161 (ia64-hp-*vms*): Remove.
15162 * config/vms/xm-vms64.h: Delete.
15164 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
15166 PR middle-end/51472
15167 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
15169 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
15171 * opts.c (finish_options): Remove duplicate sorry.
15173 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
15175 PR middle-end/51696
15176 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
15179 2012-01-04 Richard Guenther <rguenther@suse.de>
15181 PR middle-end/51750
15182 * tree.c (size_low_cst): New function.
15183 * tree.h (size_low_cst): Declare.
15184 * fold-const.c (fold_comparison): Use it to extract the low
15185 part of the POINTER_PLUS_EXPR offset.
15187 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
15189 Fix clearing ZERO_REG
15190 * config/avr/avr.md (cc): Add alternative "ldi".
15191 (movqi_insn): Use it in cc attribute.
15192 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
15193 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
15194 (output_reload_insisf): Use ZERO_REG to pre-clear register.
15196 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15198 * configure: Regenerate.
15200 2012-01-04 Richard Guenther <rguenther@suse.de>
15202 PR tree-optimization/49651
15203 * tree-ssa-structalias.c (type_can_have_subvars): New function.
15204 (var_can_have_subvars): Use it.
15205 (get_constraint_for_1): Only consider subfields if there can be any.
15207 2012-01-03 Jakub Jelinek <jakub@redhat.com>
15210 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
15211 to its new canonical_cselib_val and the cselib_val was in
15212 first_containing_mem chain, but the canonical_cselib_val was not,
15213 add the latter into the chain.
15214 (cselib_invalidate_mem): Compare canonical_cselib_val of
15215 addr_list chain elt with v.
15218 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
15219 dwarf2out_undef): Allocate e.info using ggc_strdup instead
15221 (output_macinfo_op): Don't ggc_strdup fd->filename.
15222 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
15223 then ggc_strdup it. Don't free inc->info or cur->info.
15224 (output_macinfo): Don't free ref->info or file->info.
15226 2012-01-03 Ira Rosen <irar@il.ibm.com>
15228 PR tree-optimization/51269
15229 * tree-vect-loop-manip.c (set_prologue_iterations): Make
15230 first_niters a pointer.
15231 (slpeel_tree_peel_loop_to_edge): Likewise.
15232 (vect_do_peeling_for_loop_bound): Update call to
15233 slpeel_tree_peel_loop_to_edge.
15234 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
15235 here. Remove it from the parameters list.
15236 (vect_do_peeling_for_alignment): Update calls and compute
15237 wide_prolog_niters.
15239 2012-01-03 Richard Guenther <rguenther@suse.de>
15241 PR tree-optimization/51070
15242 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
15243 Properly handle calls.
15245 2012-01-03 Richard Guenther <rguenther@suse.de>
15247 PR tree-optimization/51692
15248 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
15249 the LHS of allocation stmts.
15251 2012-01-03 Olivier Hainque <hainque@adacore.com>
15253 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
15255 2012-01-03 Olivier Hainque <hainque@adacore.com>
15257 * collect2.c (main): In AIX specific computations for vector
15258 insertions, use CONST_CAST2 to cast from char ** to const char **.
15260 2012-01-03 Richard Guenther <rguenther@suse.de>
15263 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
15264 the context of a limbo DIE when it does not already exist.
15266 2012-01-03 Jakub Jelinek <jakub@redhat.com>
15268 PR tree-optimization/51719
15269 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
15270 but direct call is, clear direct call's lhs and don't add fallthrough
15271 edge from dcall_bb to join_bb and PHIs.
15273 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15275 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
15276 the instructions emitted by the pattern.
15277 ("*TDC_insn_<mode>"): Add comment.
15279 2012-01-03 Richard Guenther <rguenther@suse.de>
15281 PR middle-end/51730
15282 * fold-const.c (fold_comparison): Properly canonicalize
15283 tree offset and HOST_WIDE_INT bit position.
15285 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
15287 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
15288 operands for extzv pattern.
15290 2012-01-02 Jakub Jelinek <jakub@redhat.com>
15293 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
15296 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
15298 * doc/invoke.texi (-flto and related options): Copy-edit.
15300 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
15302 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
15304 2012-01-02 Jakub Jelinek <jakub@redhat.com>
15306 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
15309 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
15311 * expr.h (move_by_pieces_ninsns): Declare.
15312 * expr.c (move_by_pieces_ninsns): Make external.
15313 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
15314 (mips_store_by_pieces_p): Likewise.
15315 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
15316 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
15317 * config/mips/mips.c (mips_move_by_pieces_p): New function.
15318 (mips_store_by_pieces_p): Likewise.
15320 2012-01-02 Jakub Jelinek <jakub@redhat.com>
15322 * passes.c (register_one_dump_file): Free full_name.
15324 * reload1.c (reload): Don't allocate reg_max_ref_width here.
15325 (calculate_elim_costs_all_insns): Free offsets_at and
15326 offsets_known_at at the end and clear the pointers.
15328 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
15330 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
15331 this option introduced in r180739.
15333 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
15336 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
15337 (tmake_file target=avr): Add avr/t-multilib.
15339 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
15340 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
15341 * config/avr/genmultilib.awk: New file.
15342 * config/avr/t-multilib: New auto-generated file.
15343 * config/avr/multilib.h: New auto-generated file.
15344 * config/avr/t-avr (AVR_MCUS): New variable.
15345 (genopt.sh): Use it.
15346 (s-mlib): Depend on t-multilib.
15347 (t-multilib, multilib.h): New dependencies.
15348 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
15349 (MULTILIB_OPTIONS): Remove.
15350 (MULTILIB_MATCHES): Remove.
15351 (MULTILIB_DIRNAMES): Remove.
15352 (MULTILIB_EXCEPTIONS): Remove:
15353 * config/avr/genopt.sh: Don't use hard coded file name;
15354 pass AVR_MCUS from t-avr instead.
15356 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
15358 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
15360 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
15362 Implement light-weight DImode support.
15363 * config/avr/avr-dimode.md: New file.
15364 * config/avr/avr.md: Include it.
15365 (adjust_len): Add plus64, compare64.
15366 (HIDI): Remove code iterator.
15367 (code_stdname): New code attribute.
15368 (rotx, rotsmode): Remove DI.
15369 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
15371 * config/avr/avr-protos.h (avr_have_dimode): New.
15372 (avr_out_plus64, avr_out_compare64): New.
15373 * config/avr/avr.c (avr_out_compare): Handle DImode.
15374 (avr_have_dimode): New variable definition and initialization.
15375 (avr_out_compare64, avr_out_plus64): New functions.
15376 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
15377 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
15378 (avr_compare_pattern): Skip DImode comparisons.
15380 2012-01-02 Revital Eres <revital.eres@linaro.org>
15382 * ddg.c (def_has_ccmode_p): New function.
15383 (add_cross_iteration_register_deps,
15384 create_ddg_dep_from_intra_loop_link): Call it.
15386 2012-01-02 Richard Guenther <rguenther@suse.de>
15389 * invoke.texi (fassociative-math): Remove spurious paranthesis.
15391 2012-01-01 Jakub Jelinek <jakub@redhat.com>
15393 * gcc.c (process_command): Update copyright notice dates.
15394 * gcov.c (print_version): Likewise.
15395 * gcov-dump.c (print_version): Likewise.
15396 * mips-tfile.c (main): Likewise.
15397 * mips-tdump.c (main): Likewise.
15399 2012-01-01 Ira Rosen <irar@il.ibm.com>
15401 PR tree-optimization/51704
15402 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
15403 a use is inside the basic block or loop before accessing its vect info.
15405 2012-01-01 Jan Hubicka <jhjh@suse.cz>
15407 PR rtl-optimization/51069
15408 * cfgloopmanip.c (remove_path): Removing path making irreducible
15409 region unconditional makes BB part of the region.
15411 2012-01-01 Jakub Jelinek <jakub@redhat.com>
15413 PR tree-optimization/51683
15414 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
15415 calls with side-effects.
15416 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
15418 Copyright (C) 2012 Free Software Foundation, Inc.
15420 Copying and distribution of this file, with or without modification,
15421 are permitted in any medium without royalty provided the copyright
15422 notice and this notice are preserved.