1 2012-07-05 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3 * config/s390/s390-protos.h (s390_expand_movmem)
4 (s390_expand_cmpmem): Add return value.
5 * config/s390/s390.c (s390_expand_movmem, s390_expand_cmpmem):
6 Return FALSE to use the library function in some cases.
7 * config/s390/s390.md (movmem, cmpmem): Evaluate return value of C
10 2012-07-05 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12 * config.gcc: Enable ifunc attribute by default on s390 and s390x.
14 2012-07-05 Steven Bosscher <steven@gcc.gnu.org>
16 * expr.c (try_casesi): Remove bogus ATTRIBUTE_UNUSED markers.
17 * stmt.c (dump_case_nodes): New.
18 (expand_case): Split out code generation parts into new functions.
19 (expand_switch_as_decision_tree_p): Split out from expand_case.
20 (emit_case_decision_tree): Likewise.
21 (emit_case_dispatch_table): Likewise.
23 2012-07-05 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
25 * config/arm/iterators.md (SDF): New mode iterator.
26 (V_if_elem): Add support for SF and DF modes.
28 (F_constraint): New mode iterator attribute.
29 (F_fma_type): Likewise.
30 config/arm/vfp.md (fma<SDF:mode>4): New pattern.
31 (*fmsub<SDF:mode>4): Likewise.
32 (*fmnsub<SDF:mode>4): Likewise.
33 (*fmnadd<SDF:mode>4): Likewise.
35 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
37 * expmed.c (expand_mult): Initialize coeff and is_neg.
39 2012-07-04 Oleg Endo <olegendo@gcc.gnu.org>
41 * config/sh/predicates.md (zero_extend_operand): New predicate.
42 * config/sh/sh.md (zero_extendhisi2): Simplify by using new
43 zero_extend_operand predicate.
44 (zero_extendqisi2): Likewise.
46 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
49 * ipa.c (symtab_remove_unreachable_nodes): Partially revert r187375
50 to not call cgraph_propagate_frequency if something was changed.
52 2012-07-04 Richard Guenther <rguenther@suse.de>
55 * gimple-fold.c (get_base_constructor): Do not return an
56 error_mark_node DECL_INITIAL.
58 2012-07-04 Richard Guenther <rguenther@suse.de>
60 PR tree-optimization/53844
61 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
64 2012-07-04 Richard Guenther <rguenther@suse.de>
66 PR tree-optimization/53849
67 * tree-cfg.c (move_stmt_op): Only call add_referenced_var
68 for duplicated locals. Use add_referenced_var_1 to avoid
71 2012-07-04 Kai Tietz <ktietz@redhat.com>
73 * config/i386/winnt.c (i386_pe_reloc_rw_mask): New function.
74 * config/i386/i386-protos.h (i386_pe_reloc_rw_mask): Add
76 * config/i386/cygming.h (TARGET_ASM_RELOC_RW_MASK): Define
77 as i386_pe_reloc_rw_mask.
79 2012-07-04 Richard Guenther <rguenther@suse.de>
81 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
82 as in free_lang_data_in_type.
84 2012-07-04 Tobias Grosser <tobias@grosser.es>
85 Michael Matz <matz@suse.de>
87 * Makefile.in (OBJS): Add graphite-optimize-isl.o.
88 (graphite-optimize-isl.o): Add dependencies.
89 * common.opt (floop-nest-optimize): New flag.
90 * doc/invoke.texi (floop-nest-optimize): Document.
91 * graphite-dependences.c (compute_deps): Export.
92 * graphite-poly.h (compute_deps): Declare.
93 * graphite-optimize-isl.c: New file.
94 * graphite-poly.c (apply_poly_transforms): Run the loop
96 * tree-ssa-loop.c (gate_graphite_transforms): Enable graphite
97 if -floop-nest-optimize is enabled.
99 2012-07-03 Oleg Endo <olegendo@gcc.gnu.org>
101 * config/sh/predicates.md (logical_and_operand): New predicate.
102 * config/sh/constraints.md (Jmb, Jmw): New constraints.
103 * config/sh/sh.md (andsi3): Move expander above insns. Add handling
104 of 0xFFFF constant. Use logical_and_operand predicate and
105 satisfies_constraint_Jmb, satisfies_constraint_Jmw.
106 (*andsi3_compact): Make it an insn_and_split. Use
107 logical_and_operand predicate. Add Jmb,Jmw alternatives.
109 2012-07-03 Jason Merrill <jason@redhat.com>
112 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
114 2012-07-03 Nick Clifton <nickc@redhat.com>
116 * config/mep/mep.c (mep_reorg_regmove): Use
117 next_nonnote_non_debug_insn to advance to the next insn. Do not
118 expect delete_insn to return an rtx.
120 2012-07-03 Richard Guenther <rguenther@suse.de>
122 * doc/install.texi (CLooG): Clarify how CLooG needs to be
123 configured and that it needs to be built against ISL 0.10.
125 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
127 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
128 code model string in the error message.
130 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
133 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
134 sibcall_insn_operand. Move it to a temporary register if not.
136 2012-07-03 Andreas Schwab <schwab@linux-m68k.org>
139 * config/m68k/m68k.c (m68k_option_override): Reset stack_limit_rtx
142 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
144 * config/i386/xmmintrin.h (_mm_sfence): Use __builtin_ia32_pause.
146 2012-07-03 Roland McGrath <mcgrathr@google.com>
148 * configure.ac (HAVE_AS_IX86_REP_LOCK_PREFIX): Also require that the
149 assembler accept 'rep bsf ...', 'rep bsr ...', 'rep ret' and 'rep nop'.
150 * configure: Regenerated.
151 * config/i386/i386.md (simple_return_internal_long): Use %;
152 (ctz<mode>2): Likewise.
155 2012-07-02 Oleg Endo <olegendo@gcc.gnu.org>
158 * config/sh/predicates.md (t_reg_operand, negt_reg_operand): New
160 * config/sh/sh-protos.h (get_t_reg_rtx): New prototype.
161 * config/sh/sh.c (get_t_reg_rtx): New function. Use it when invoking
162 gen_branch_true and gen_branch_false.
163 * config/sh/sh.md: Use get_t_reg_rtx when invoking gen_branch_true and
165 (branch_true, branch_false): Use t_reg_operand predicate.
166 (*branch_true, *branch_false): Delete.
167 (movt): Use t_reg_operand predicate.
168 (*negnegt): Use negt_reg_operand predicate and fold little and big
170 (*movtt): Use t_reg_operand and fold little and big endian variants.
173 2012-07-02 Steven Bosscher <steven@gcc.gnu.org>
175 * stmt.c (emit_case_bit_tests): Remove.
176 (expand_case): Remove expand_switch_using_bit_tests_p code.
177 * tree-switch-conversion.c (hoist_edge_and_branch_if_true): New.
178 (MAX_CASE_BIT_TESTS): Moved from stmt.c to here.
179 (lshift_cheap_p): Likewise.
180 (expand_switch_using_bit_tests_p): Likewise.
181 (struct case_bit_test): Likewise.
182 (case_bit_test_cmp): Likewise.
183 (emit_case_bit_tests): New implementation for GIMPLE.
184 (gen_inbound_check): Do not release post-dominator info here.
185 (process_switch): Reorder code. Expand as bit tests if it
187 (do_switchconv): Release post-dominator info here if something changed.
188 (struct gimple_opt_pass): Verify more.
189 * tree.h (expand_switch_using_bit_tests_p): Remove prototype.
191 2012-07-02 Martin Jambor <mjambor@suse.cz>
194 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
195 dynamic type change check.
197 2012-07-02 Richard Guenther <rguenther@suse.de>
198 Michael Matz <matz@suse.de>
199 Tobias Grosser <tobias@grosser.es>
200 Sebastian Pop <sebpop@gmail.com>
202 * Makefile.in: Remove PPL flags in favor of ISL ones.
203 (BACKENDLIBS): Remove PPL libs.
204 (INCLUDES): Remove PPL includes in favor of ISL ones.
205 (graphite-clast-to-gimple.o): Remove graphite-dependences.h and
206 graphite-cloog-compat.h dependencies.
207 (graphite-dependences.o): Likewise.
208 (graphite-poly.o): Likewise.
209 * configure.ac: Declare ISL vars instead of PPL ones.
210 * configure: Regenerated.
211 * doc/install.texi: Replace PPL requirement documentation with ISL one.
212 * graphite-blocking.c: Remove PPL code, add ISL equivalent.
213 * graphite-clast-to-gimple.c: Likewise.
214 * graphite-dependences.c: Likewise.
215 * graphite-interchange.c: Likewise.
216 * graphite-poly.h: Likewise.
217 * graphite-poly.c: Likewise.
218 * graphite-sese-to-poly.c: Likewise.
219 * graphite.c: Likewise.
220 * graphite-scop-detection.c: Re-arrange includes.
221 * graphite-cloog-util.c: Remove.
222 * graphite-cloog-util.h: Likewise.
223 * graphite-ppl.h: Likewise.
224 * graphite-ppl.c: Likewise.
225 * graphite-dependences.h: Likewise.
227 2012-07-02 Richard Guenther <rguenther@suse.de>
229 Merge from graphite branch
230 2011-07-21 Tobias Grosser <tobias@grosser.es>
232 * Makefile.in (graphite-clast-to-gimple.o, graphite-cloog-util.o):
233 Remove graphite-cloog-util.h.
234 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop,
235 build_iv_mapping, translate_clast_user, translate_clast,
236 free_scattering, initialize_cloog_names, build_cloog_prog,
237 create_params_index): Do not use old compatibility functions.
238 (clast_name_to_index, set_cloog_options): Remove code for legacy cloog.
239 * graphite-cloog-util.c (openscop_print_cloog_matrix): Do not use old
240 compatibility functions.
241 (new_Cloog_Scattering_from_ppl_Polyhedron): Remove code for legacy
243 * graphite-cloog-util.h: Remove include of graphite-cloog-util.h.
244 * graphite.c (graphite.c): Do not call outdated cloog_initialize() and
246 * graphite-cloog-compat.h: Remove.
248 2011-08-09 Tobias Grosser <tobias@grosser.es>
250 * graphite-clast-to-gimple.c (new_clast_name_index): Store a copy
251 of the string, no just a reference.
252 (clast_name_index): Add a new field, that specifies if we need to free
254 (free_clast_name_index): If necessary, free the name string.
255 (clast_name_index_elt_info): Calculate the hash based on the string
256 content, not the memory location it is stored in.
257 (clast_name_to_level): Specify that we do not need to free the name.
258 (clast_name_to_index): Dito.
259 (clast_name_to_lb_ub): Dito.
260 (eq_clast_name_indexes): Compare the strings, not their base pointers.
261 (free_scattering): Removed.
262 (initialize_cloog_names): Renamed to add_names_to_union_domain().
263 (add_names_to_union_domain): Changed to work on a union_domain,
264 instead of a CloogNames structure.
265 (build_cloog_prog): Removed.
266 (build_cloog_union_domain): New.
267 (generate_cloog_input): New.
268 (scop_to_clast): Use CloogInput instead of CloogProgram.
269 (print_generated_program): Adapt to new scop_to_clast() and do not
270 print the CloogProgram any more.
271 (create_params_index): Removed, functionality integrated in
272 add_names_to_union_domain().
273 (gloog): Adapt to new scop_to_clast().
274 * graphite-clast-to-gimple.h (scop_to_clast): Remove.
276 2012-01-11 Tobias Grosser <tobias@grosser.es>
278 * graphite-clast-to-gimple.c (clast_name_to_index,
279 clast_name_to_lb_ub, clast_name_to_gcc): Change types.
280 (clast_to_gcc_expression): Add clast_expr_name as a new
281 case. Do not assume a clast_expr_term points always to a
283 (type_for_clast_term): Do not assume a clast_expr_term points always to
285 (type_for_clast_name): New.
286 (type_for_clast_expr): Add clast_expr_name as a new case.
288 2011-08-03 Sebastian Pop <sebpop@gmail.com>
290 * graphite-cloog-util.c (new_Cloog_Domain_from_ppl_Polyhedron,
291 new_Cloog_Scattering_from_ppl_Polyhedron,
292 new_Cloog_Domain_from_ppl_Pointset_Powerset): Remove ATTRIBUTE_UNUSED.
294 2012-07-02 Jakub Jelinek <jakub@redhat.com>
296 PR tree-optimization/53645
297 * tree-vect-generic.c (expand_vector_divmod): Use TYPE_MODE (type)
298 instead of TYPE_MODE (wider_type) as can_vec_perm_p argument.
300 2012-07-01 Wei Guozhi <carrot@google.com>
303 * config/arm/arm-protos.h (const_ok_for_dimode_op): New prototype.
304 * config/arm/arm.c (const_ok_for_dimode_op): New function.
305 * config/arm/constraints.md (Dd): New constraint.
306 * config/arm/predicates.md (arm_adddi_operand): New predicate.
307 * config/arm/arm.md (adddi3): Extend it to handle constants.
308 (arm_adddi3): Likewise.
309 (addsi3_carryin_<optab>): Extend it to handle sbc case.
310 (addsi3_carryin_alt2_<optab>): Likewise.
311 * config/arm/neon.md (adddi3_neon): Extend it to handle constants.
313 2012-06-30 Nathan Sidwell <nathan@acm.org>
315 * coverage.c (bbg_file_stamp): New.
316 (read_counts_file): Merge incoming stamp with bbg_file_stamp.
317 (build_info): Write bbg_file_stamp.
318 (coverage_init): Initialize bbg_file_stamp. Read counts file
319 before writing graph header.
320 (coverage_finish): Don't unlink the data file if we can generate a
322 * tree.h (crc32_unsigned): Declare.
323 * tree.c (crc32_unsigned_bits): New, broken out of ...
324 (crc32_byte): ... here. Use it.
325 (crc32_unsigned): New.
327 2012-06-29 Cary Coutant <ccoutant@google.com>
329 * dwarf2out.c (add_pubname_string): Don't check for want_pubnames.
330 (gen_subprogram_die): Don't add pubname if want_pubnames is false.
331 (gen_variable_die): Likewise.
332 (gen_namespace_die): Likewise.
334 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
336 * tree-eh.c (lower_try_finally_switch): Really put the location of the
337 last statement of the finally block onto the switch.
339 2012-06-29 H.J. Lu <hongjiu.lu@intel.com>
342 * config/i386/gnu-user64.h (WCHAR_TYPE): Use "int" only for
345 2012-06-29 Sterling Augustine <saugustine@google.com>
347 * dwarf2out.c (add_pubname): Add comment.
348 (add_pubtype): Fix indentation.
349 (gen_enumeration_type_die): Likewise.
351 2012-06-29 Jakub Jelinek <jakub@redhat.com>
353 * tree-vect-generic.c (expand_vector_divmod): For even/odd
354 widening multiply, put even always as first argument to VEC_PERM_EXPR.
356 2012-06-29 Richard Henderson <rth@redhat.com>
358 * tree-vect-generic.c: Include target.h.
359 (expand_vector_divmod): Use builtin_mul_widen_even/odd if supported.
360 * Makefile.in (tree-vect-generic.o): Update.
362 2012-06-29 Steven Bosscher <steven@gcc.gnu.org>
364 * configure.ac: Remove special gtfiles case for C.
365 * configure: Regenerate.
366 * Makefile.in: Remove C front-end hooks and build hooks that
367 will be picked up from c/Make-lang.in now.
368 Add tree-mudflap to C_COMMON_OBJS.
369 * gengtype.c (files_rules): Adjust gt-files for c/c-decl.c.
370 * config/vms/vms.c: Look for c-tree.h in c/.
371 * doc/gty.texi: Remove reference to c-config-lang.in.
372 * doc/sourcebuild.texi: Document the c/ subdirectory.
374 2012-06-29 Steven Bosscher <steven@gcc.gnu.org>
376 * system.h (CASE_USE_BIT_TESTS): Poison.
377 * stmt.c (CASE_USE_BIT_TESTS): Fold away into its only user ...
378 (expand_switch_using_bit_tests_p): ...here.
379 * doc/tm.texi.in (CASE_USE_BIT_TESTS): Remove documentation.
380 * doc/tm.texi (CASE_USE_BIT_TESTS): Regenerate.
382 2012-06-29 Steven Bosscher <steven@gcc.gnu.org>
384 * system.h (IFCVT_EXTRA_FIELDS): Poison.
385 (IFCVT_INIT_EXTRA_FIELDS): Poison.
386 * basic-block.h (struct ce_if_block): Remove IFCVT_EXTRA_FIELDS.
387 * ifcvt.c (find_if_header): Use IFCVT_MACHDEP_INIT instead of
388 IFCVT_INIT_EXTRA_FIELDS.
389 * gengtype-parse.c (struct_field_seq): Remove obsolete comment.
390 * config/frv/frv.h (IFCVT_INIT_EXTRA_FIELDS): Rename to
392 * config/frv/frv.c (frv_ifcvt_init_extra_fields): Rename to
393 frv_ifcvt_machdep_init.
394 * doc/tm.texi.in (IFCVT_INIT_EXTRA_FIELDS, IFCVT_EXTRA_FIELDS):
395 Remove documentation.
396 (IFCVT_MACHDEP_INIT): Document.
397 * doc/tm.texi: Regenerate.
399 2012-06-29 Nick Clifton <nickc@redhat.com>
401 * config/lm32/lm32.c (lm32_compute_frame_size): Fix typo.
403 2012-06-29 Jakub Jelinek <jakub@redhat.com>
405 * tree-vect-stmts.c (vectorizable_operation): Check both
406 VEC_WIDEN_MULT_LO_EXPR and VEC_WIDEN_MULT_HI_EXPR optabs.
407 Verify that operand[0]'s mode is TYPE_MODE (wide_vectype).
409 2012-06-28 Richard Henderson <rth@redhat.com>
411 * doc/generic.texi (MULT_HIGHPART_EXPR): Document it.
413 2012-06-28 Jakub Jelinek <jakub@redhat.com>
415 PR tree-optimization/51581
416 * tree-vect-stmts.c (permute_vec_elements): Add forward decl.
417 (vectorizable_operation): Handle vectorization of MULT_HIGHPART_EXPR
418 also using VEC_WIDEN_MULT_*_EXPR or builtin_mul_widen_* plus
419 VEC_PERM_EXPR if vector MULT_HIGHPART_EXPR isn't supported.
420 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use
421 MULT_HIGHPART_EXPR instead of VEC_WIDEN_MULT_*_EXPR and shifts.
423 PR tree-optimization/53645
424 * tree-vect-generic.c (expand_vector_divmod): Use MULT_HIGHPART_EXPR
425 instead of VEC_WIDEN_MULT_{HI,LO}_EXPR followed by VEC_PERM_EXPR
428 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
431 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
432 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
433 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
434 avr_hard_regno_call_part_clobbered.
436 2012-06-28 Richard Guenther <rguenther@suse.de>
439 * expr.c (expand_expr_real_1): Verify if the type is complete
440 before inspecting its size.
442 2012-06-28 Andreas Schwab <schwab@linux-m68k.org>
444 * doc/include/gpl.texi: Remove.
445 * doc/sourcebuild.texi (Texinfo Manuals): Don't mention gpl.texi.
447 2012-06-28 Jakub Jelinek <jakub@redhat.com>
449 PR tree-optimization/53645
450 * tree-vect-generic.c (add_rshift): New function.
451 (expand_vector_divmod): New function.
452 (expand_vector_operation): Use it for vector integer
453 TRUNC_{DIV,MOD}_EXPR by VECTOR_CST.
454 * tree-vect-patterns.c (vect_recog_divmod_pattern): Replace
455 unused lguup variable with dummy_int.
457 2012-06-28 OLivier Hainque <hainque@adacore.com>
459 * expr.c (convert_move): Latch mem integer inputs into a
460 register before expanding a multi-instructions sequence.
462 2012-06-28 Alexandre Oliva <aoliva@redhat.com>
463 Uros Bizjak <ubizjak@gmail.com>
464 Jakub Jelinek <jakub@redhat.com>
468 * var-tracking.c (vt_emit_notes): Release loc_exp_dep_pool...
469 (vt_finalize): ... here instead, if needed.
471 2012-06-28 Alexandre Oliva <aoliva@redhat.com>
476 * dce.c (word_dce_process_block): Check whether inserting debug
477 temps are needed even for needed insns.
478 (dce_process_block): Likewise.
479 * df-problems.c (dead_debug_add): Add comment about multi-regs.
480 (dead_debug_insert_temp): Likewise. Don't subreg when we're
481 setting fewer regs than a multi-reg requires.
483 2012-06-27 Richard Henderson <rth@redhat.com>
485 * config/alpha/alpha.c (alpha_dimode_u): New.
486 (alpha_init_builtins): Initialize it, and use it.
487 (alpha_fold_builtin_cmpbge): Use alpha_dimode_u.
488 (alpha_fold_builtin_zapnot, alpha_fold_builtin_insxx): Likewise.
489 (alpha_fold_vector_minmax, alpha_fold_builtin_perr): Likewise.
490 (alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb): Likewise.
491 (alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw): Likewise.
492 (alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz): Likewise.
493 (alpha_fold_builtin_ctpop): Likewise.
494 (alpha_fold_builtin_umulh): Remove.
495 (alpha_fold_builtin): Use MULT_HIGHPART_EXPR for UMULH; fix
496 typo in MAX_ARGS check.
498 2012-06-27 Richard Henderson <rth@redhat.com>
500 * tree.def (MULT_HIGHPART_EXPR): New.
501 * cfgexpand.c (expand_debug_expr): Ignore it.
502 * expr.c (expand_expr_real_2): Handle it.
503 * fold-const.c (int_const_binop_1): Likewise.
504 * optabs.c (optab_for_tree_code): Likewise.
505 * tree-cfg.c (verify_gimple_assign_binary): Likewise.
506 * tree-inline.c (estimate_operator_cost): Likewise.
507 * tree-pretty-print.c (dump_generic_node): Likewise.
508 (op_code_prio, op_symbol_code): Likewise.
509 * tree.c (commutative_tree_code): Likewise. Also handle
510 WIDEN_MULT_EXPR, VEC_WIDEN_MULT_HI_EXPR, VEC_WIDEN_MULT_LO_EXPR.
512 2012-06-27 Richard Henderson <rth@redhat.com>
515 * config/i386/i386.c (ix86_rtx_costs): Fix typo vs UNITS_PER_WORD
516 in 2012-06-23 change. Adjust two other DImode tests as well.
518 2012-06-27 Nick Clifton <nickc@redhat.com>
520 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
523 2012-06-27 Richard Guenther <rguenther@suse.de>
526 * tree-chrec.c (chrec_convert_1): Represent truncation to
527 a type with undefined overflow as truncation to an unsigned
528 type converted to the type with undefined overflow.
529 * tree-scalar-evolution.c (interpret_rhs_expr): For computing
530 the scalar evolution of a truncated widened operation avoid
531 looking at the non-existing evolution of the widened operation
534 2012-06-27 Richard Guenther <rguenther@suse.de>
536 PR tree-optimization/53774
537 * tree-ssa-reassoc.c (get_rank): All default defs have
539 (init_reassoc): Precompute rank for all SSA default defs.
541 2012-06-27 Nick Clifton <nickc@redhat.com>
543 * config/rx/rx.md (simple_return): Use the simple_return rtx.
545 2012-06-26 Richard Henderson <rth@redhat.com>
547 * config/i386/i386.c (ix86_rtx_costs): Use standard_sse_constant_p
548 and don't fall thru from standard_80387_constant_p to the memory
551 2012-06-26 Richard Henderson <rth@redhat.com>
553 * config/i386/i386.c (bdesc_args): Update. Change
554 IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V4SI to OPTION_MASK_ISA_SSE2.
555 (IX86_BUILTIN_VEC_WIDEN_SMUL_EVEN_V4SI): New.
556 (ix86_builtin_mul_widen_even): Use it.
557 (ix86_builtin_mul_widen_odd): Relax SMUL_ODD from sse4 to sse2.
558 (ix86_expand_mul_widen_evenodd): Handle signed for sse2.
559 * config/i386/sse.md (vec_widen_<s>mult_hi_<V124_AVX2>): Allow
561 (vec_widen_<s>mult_lo_<V124_AVX2>): Likewise.
562 (vec_widen_<s>mult_odd_<VI4_AVX2>): Likewise. Relax from V124_AVX2.
563 (vec_widen_smult_even_v4si): New.
565 2012-06-26 Richard Henderson <rth@redhat.com>
567 * config/i386/sse.md (mul<VI8_AVX2>3): Change from insn_and_split
568 to expander; move guts to ...
569 * config/i386/i386.c (ix86_expand_sse2_mulvxdi3): ... here. Add
570 highparts before shifting up.
571 * config/i386/i386-protos.h: Update.
573 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
575 * system.h (USE_COMMON_FOR_ONE_ONLY): Poison.
576 * defaults.h (USE_COMMON_FOR_ONE_ONLY): Do not provide default.
577 * config/darwin.h (USE_COMMON_FOR_ONE_ONLY): Do not define.
579 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
581 * var-tracking.c (vt_add_function_parameter): Use a preserved
582 VALUE for the MEM address of an incoming parameter.
584 2012-06-26 Sterling Augustine <saugustine@google.com>
586 * dwarf2out.c (output_pubnames): Add check for DW_TAG_enumerator.
587 (prune_unused_types): Likewise.
589 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
591 * system.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
592 UNALIGNED_LONG_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Poison.
593 * vmsdbgout.c (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
594 UNALIGNED_LONG_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Rename to
595 VMS_UNALIGNED_SHORT_ASM_OP, VMS_UNALIGNED_INT_ASM_OP,
596 VMS_UNALIGNED_LONG_ASM_OP, and VMS_UNALIGNED_DOUBLE_INT_ASM_OP.
597 * config/microblaze/microblaze.h (UNALIGNED_SHORT_ASM_OP,
598 UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Do not define.
599 * doc/tm.texi.in: Remove UNALIGNED_INT_ASM_OP reference from the
601 * doc/tm.texi: Regenerate.
602 * doc/cpp.texi: Make example for #error generic.
603 * config/frv/frv.h: Fix example text to match tm.texi.
605 2012-06-26 Bill Schmidt <wschmidt@linux.ibm.com>
607 * tree-pass.h (pass_strength_reduction): New decl.
608 * tree-ssa-loop-ivopts.c (initialize_costs): Make non-static.
609 (finalize_costs): Likewise.
610 * timevar.def (TV_TREE_SLSR): New timevar.
611 * gimple-ssa-strength-reduction.c: New.
612 * tree-flow.h (initialize_costs): New decl.
613 (finalize_costs): Likewise.
614 * Makefile.in (tree-ssa-strength-reduction.o): New dependencies.
615 * passes.c (init_optimization_passes): Add pass_strength_reduction.
617 2012-06-26 Matt Turner <mattst88@gmail.com>
619 * doc/extend.texi (__builtin_arm_tinsrb): Add missing second parameter.
620 (__builtin_arm_tinsrh): Likewise.
621 (__builtin_arm_tinsrw): Likewise.
622 (__builtin_arm_wsadb): Add missing v2si parameter.
623 (__builtin_arm_wsadh): Likewise.
624 (__builtin_arm_getwcx): Delete.
625 (__builtin_arm_setwcx): Delete.
626 (__builtin_arm_getwcgr0): Add.
627 (__builtin_arm_getwcgr1): Add.
628 (__builtin_arm_getwcgr2): Add.
629 (__builtin_arm_getwcgr3): Add.
630 (__builtin_arm_setwcgr0): Add.
631 (__builtin_arm_setwcgr1): Add.
632 (__builtin_arm_setwcgr2): Add.
633 (__builtin_arm_setwcgr3): Add.
635 2012-06-26 Richard Guenther <rguenther@suse.de>
638 2012-06-21 Richard Guenther <rguenther@suse.de>
640 * tree-inline.c (estimate_num_insns): Estimate call cost for
643 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
646 * doc/tm.texi.in: Document LOGICAL_OP_NON_SHORT_CIRCUIT.
647 * doc/tm.texi: Regenerate.
649 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
652 * config/mips/mips.h: Do not define ALL_COP_ADDITIONAL_REGISTER_NAMES.
653 * config/frv/frv.h: Do not define REVERSE_CONDEXEC_PREDICATES_P.
654 * doc/tm.texi.in: Remove documentation for unused target macros
655 ALL_COP_ADDITIONAL_REGISTER_NAMES, DBX_OUTPUT_LBRAC, DBX_OUTPUT_NFUN,
656 DBX_OUTPUT_RBRAC, RANGE_TEST_NON_SHORT_CIRCUIT, REAL_VALUE_TRUNCATE,
657 REVERSE_CONDEXEC_PREDICATES_P, TARGET_ALIGN_ANON_BITFIELDS, and
658 TARGET_NARROW_VOLATILE_BITFIELDS.
659 Document that MD_HANDLE_UNWABI is a macro in libgcc.
660 * doc/tm.texi: Regenerate.
661 * system.h: Poison target macros
662 ALL_COP_ADDITIONAL_REGISTER_NAMES, DBX_OUTPUT_LBRAC, DBX_OUTPUT_NFUN,
663 DBX_OUTPUT_RBRAC, RANGE_TEST_NON_SHORT_CIRCUIT, REAL_VALUE_TRUNCATE,
664 REVERSE_CONDEXEC_PREDICATES_P, TARGET_ALIGN_ANON_BITFIELDS, and
665 TARGET_NARROW_VOLATILE_BITFIELDS
667 2012-06-26 Jan Hubicka <jh@suse.cz>
670 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
673 2012-06-26 Dehao Chen <dehao@google.com>
675 * tree-inline.c: (expand_call_inline): Ensure that lexical block's
676 source location is consistant with the call stmt.
678 2012-06-26 Ulrich Weigand <ulrich.weigand@linaro.org>
680 PR tree-optimization/53729
681 PR tree-optimization/53636
682 * tree-vect-slp.c (vect_slp_analyze_bb_1): Delay call to
683 vect_verify_datarefs_alignment until after statements have
684 been marked as relevant/irrelevant.
685 * tree-vect-data-refs.c (vect_verify_datarefs_alignment):
686 Skip irrelevant statements.
687 (vect_enhance_data_refs_alignment): Use STMT_VINFO_RELEVANT_P
688 instead of STMT_VINFO_RELEVANT.
689 (vect_get_data_access_cost): Do not check for supportable
690 alignment before calling vect_get_load_cost/vect_get_store_cost.
691 * tree-vect-stmts.c (vect_get_store_cost): Do not abort when
692 handling unsupported alignment.
693 (vect_get_load_cost): Likewise.
695 2012-06-25 Steven Bosscher <steven@gcc.gnu.org>
697 * config/rl78/rl78.h: Do not undefine DONT_USE_BUILTIN_SETJMP.
698 Do not define JMP_BUF_SIZE.
700 2012-06-26 Jakub Jelinek <jakub@redhat.com>
702 PR tree-optimization/53748
703 * tree-ssa-phiopt.c (conditional_replacement): Only optimize
704 if arg0/arg1 have integral or pointer types.
706 2012-06-25 Richard Henderson <rth@redhat.com>
708 * config/i386/sse.md (sse2_sse4_1): Remove code attr.
709 (<s>dot_prodv4si, <s>dot_prodv8si): Remove
710 (sdot_prodv4si): New; handle only XOP.
712 2012-06-25 Richard Henderson <rth@redhat.com>
714 * config/i386/i386-builtin-types.def (V4UDI, V8USI): New.
715 (V2UDI_FUNC_V4USI_V4USI): New.
716 (V4UDI_FUNC_V8USI_V8USI): New.
717 * config/i386/i386.c (ix86_expand_args_builtin): Handle them.
718 (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V4SI): New.
719 (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V8SI): New.
720 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V4SI): New.
721 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V8SI): New.
722 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V4SI): New.
723 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V8SI): New.
724 (bdesc_args): Add them.
725 (ix86_builtin_mul_widen_even, ix86_builtin_mul_widen_odd): New.
726 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): New.
727 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): New.
728 (ix86_expand_mul_widen_evenodd): Use xop_pmacsdqh.
729 * config/i386/sse.md (vec_widen_<s>mult_odd_<V124_AVX2>): New.
731 2012-06-25 Richard Henderson <rth@redhat.com>
733 * config/i386.sse.md (mul<VI4_AVX2>3): Use xop_pmacsdd.
735 2012-06-25 Richard Henderson <rth@redhat.com>
737 * config/i386/i386.c (ix86_rtx_costs) [MULT]: Only apply XOP cost
739 (ix86_expand_vec_interleave): New.
740 (ix86_expand_mul_widen_evenodd): New.
741 (ix86_expand_mul_widen_hilo): New.
742 (ix86_expand_sse2_mulv4si3): Use ix86_expand_mul_widen_evenodd.
743 * config/i386/i386.md (u_bool) New code attr.
744 * config/i386/predicates.md
745 (nonimmediate_or_const_vector_operand): Remove.
746 * config/i386/sse.md (mul<VI4_AVX2>3): Don't use it; don't test
748 (vec_widen<s>mult_hi_<VI2_AVX2>): Remove.
749 (vec_widen<s>mult_lo_<VI2_AVX2>): Remove.
750 (vec_widen<s>mult_hi_v8si): Remove.
751 (vec_widen<s>mult_lo_v8si): Remove.
752 (vec_widen_smult_hi_v4si): Remove.
753 (vec_widen_smult_lo_v4si): Remove.
754 (vec_widen_umult_hi_v4si): Remove.
755 (vec_widen_umult_lo_v4si): Remove.
756 (vec_widen_<s>mult_hi_<VI124_AVX2>): New.
757 (vec_widen_<s>mult_lo_<VI124_AVX2>): New.
758 * config/i386/i386-protos.h: Update.
760 2012-06-25 Christophe Lyon <christophe.lyon@st.com>
762 * config/arm/neon.md (UNSPEC_VLD1_DUP): Remove.
763 (neon_vld1_dup): Restrict to VQ operands.
764 (neon_vld1_dupv2di): New, fixes vld1q_dup_s64.
766 2012-06-25 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
767 James Greenhalgh <james.greenhalgh@arm.com>
769 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Add new built-ins.
770 (TARGET_FMA): New macro.
771 (TARGET_ARM_QBIT, TARGET_ARM_SAT): Likewise.
772 (TARGET_ARM_ARCH): Likewise.
773 (TARGET_ARM_ARCH_ISA_THUMB): Likewise.
774 (TARGET_V6M, TARGET_V7M): Likewise.
775 (TARGET_ARM_ARCH_PROFILE): Likewise.
776 (TARGET_ARM_FEATURE_LDREX): Likewise.
777 (TARGET_ARM_FP, TARGET_NEON_FP): Likewise.
778 (ARM_MIN_ENUM_SIZE): Likewise.
779 * config/arm/arm.c (arm_file_start): Refactor appropriately.
780 (base_architecture): New enumeration.
781 (arm_base_arch): New global variable.
782 (processors): Add field base_arch.
783 (ARM_ARCH, ARM_CORE): Adjust accordingly.
784 (arm_option_override): Add initialization of arm_base_arch.
785 * doc/cpp.texi (system-specific predefined macros.): Change.
787 2012-06-25 Jakub Jelinek <jakub@redhat.com>
790 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
791 of x x x in the vmovlps load alternative.
793 2012-06-25 Richard Sandiford <rdsandiford@googlemail.com>
796 * df.h (dead_debug_add): Remove third argument.
797 * df-problems.c (dead_debug_add): Likewise. Use the REGNO of the
798 REG that we want to replace instead.
799 (dead_debug_insert_temp): Use the REGNO of the reg that we want
800 to replace instead of DF_REF_REGNO. Require there to always be
801 at least one such use. Check for cases where the same location
802 has more than df_ref associated with it.
803 (df_note_bb_compute): Remove third dead_debug_add argument.
804 * dce.c (word_dce_process_block): Likewise.
806 2012-06-25 Steven Bosscher <steven@gcc.gnu.org>
808 * config/v850/v850.c: Remove redundant extern declarations for
809 last_assemble_variable_decl and size_directive_output.
811 * doc/tm.texi.in: Document JMP_BUF_SIZE.
812 * doc/tm.texi: Regenerate.
813 * config/sparc/sparc.h (JMP_BUF_SIZE): Do not define.
814 * config/pa/pa.h (JMP_BUF_SIZE): Likewise.
815 * config/stormy16/stormy16.h: Likewise.
817 * config/picochip/picochip.c: Do not define DONT_USE_BUILTIN_SETJMP.
819 * doc/sourcebuild.texi: Add missing subdirectories.
821 2012-06-25 Tristan Gingold <gingold@adacore.com>
823 * config/i386/i386.h: Fix typo.
825 2012-06-25 Tristan Gingold <gingold@adacore.com>
827 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
828 (seh_cfa_adjust_cfa): ... that function.
829 (seh_emit_stackalloc): Do not emit out of range values.
830 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
831 UNSPEC_DEF_CFA constants.
832 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
833 * config/i386/i386.c (ix86_frame_pointer_required): Required
834 for very large frames on SEH target.
835 (ix86_compute_frame_layout): Save area is before frame pointer
836 on SEH target. Handle very large frames.
837 (ix86_expand_prologue): Likewise.
839 2012-06-24 Steven Bosscher <steven@gcc.gnu.org>
841 * output.h: (current_function_is_leaf,
842 current_function_sp_is_unchanging,
843 current_function_uses_only_leaf_regs): Remove.
844 * function.c (current_function_is_leaf,
845 current_function_sp_is_unchanging,
846 current_function_uses_only_leaf_regs): Remove.
847 (rest_of_handle_check_leaf_regs): Set crtl->uses_only_leaf_regs
848 instead of current_function_uses_only_leaf_regs.
849 * function.h (struct rtl_data): New fields sp_is_unchanging,
850 is_leaf, uses_only_leaf_regs.
851 * resource.c (init_resource_info): Replace current_function_is_leaf,
852 current_function_sp_is_unchanging, and
853 current_function_uses_only_leaf_regs with new crtl fields.
854 * sdbout.c (sdbout_symbol): Likewise.
855 * df-core.c (rest_of_handle_df_initialize): Likewise.
856 * ira.c (ira): Likewise.
857 * final.c (final_start_function): Likewise.
858 * reorg.c (fill_simple_delay_slots): Likewise.
859 * regrename.c (check_new_reg_p): Likewise.
860 * stack-ptr-mod.c (notice_stack_pointer_modification_1): Likewise.
861 (notice_stack_pointer_modification): Likewise.
862 * dbxout.c (dbxout_symbol): Likewise.
863 (dbxout_parms): Likewise.
864 * sel-sched.c (init_regs_for_mode): Likewise.
865 * dwarf2out.c (dbx_reg_number): Likewise.
866 (multiple_reg_loc_descriptor): Likewise.
867 * config/i386/i386.c (ix86_frame_pointer_required): Likewise.
869 (ix86_select_alt_pic_regnum): Likewise.
870 (ix86_compute_frame_layout): Likewise.
871 (ix86_finalize_stack_realign_flags): Likewise.
872 (ix86_expand_epilogue): Likewise.
873 * config/rs6000/rs6000.c (rs6000_stack_info): Likewise.
874 * config/h8300/h8300.c (byte_reg): Likewise.
875 * config/c6x/c6x.c (must_reload_pic_reg_p): Likewise.
876 (c6x_save_reg): Likewise.
877 (c6x_compute_frame_layout): Likewise.
878 * config/pa/pa.c (pa_compute_frame_size): Likewise.
879 (pa_output_function_prologue): Likewise.
880 * config/stormy16/stormy16.c (struct xstormy16_stack_layout): Likewise.
881 * config/sparc/sparc.md (attr "leaf_function"): Likewise.
882 * config/sparc/sparc.c (sparc_initial_elimination_offset): Likewise.
883 (sparc_expand_prologue): Likewise.
884 (sparc_flat_expand_prologue): Likewise.
885 (sparc_asm_function_prologue): Likewise.
886 (sparc_output_mi_thunk): Likewise.
887 (sparc_frame_pointer_required): Likewise.
888 * config/epiphany/epiphany.c (epiphany_compute_function_type):
890 (epiphany_compute_frame_size): Likewise.
891 * config/lm32/lm32.c (lm32_compute_frame_size): Likewise.
892 * config/cris/cris.c (cris_md_asm_clobbers): Likewise.
893 (cris_frame_pointer_required): Likewise.
894 * config/tilepro/tilepro.c (emit_sp_adjust): Likewise.
895 (tilepro_current_function_is_leaf): Likewise.
896 * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Likewise.
897 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
898 * config/ia64/ia64.c (find_gr_spill): Likewise.
899 (ia64_compute_frame_size): Likewise.
900 (ia64_can_eliminate): Likewise.
901 (ia64_initial_elimination_offset): Likewise.
902 * config/m68k/m68k.c (m68k_save_reg): Likewise.
903 (m68k_expand_epilogue): Likewise.
904 * config/rx/rx.c (rx_get_stack_layout): Likewise.
905 * config/tilegx/tilegx.c (tilegx_current_function_is_leaf): Likewise.
906 * config/picochip/picochip.c (picochip_can_eliminate_link_sp_save):
908 (picochip_output_frame_debug): Likewise.
909 * config/sh/sh.c (sh_media_register_for_return): Likewise.
910 (sh_allocate_initial_value): Likewise.
911 (sh_output_mi_thunk): Likewise.
912 * config/microblaze/microblaze.c (microblaze_must_save_register):
914 (compute_frame_size): Likewise.
915 (microblaze_initial_elimination_offset): Likewise.
916 (microblaze_expand_prologue): Likewise.
917 (microblaze_expand_epilogue): Likewise.
918 * config/frv/frv.c (frv_expand_epilogue): Likewise.
919 (frv_frame_pointer_required): Likewise.
920 * config/spu/spu.c (get_pic_reg): Likewise.
921 (direct_return): Likewise.
922 (spu_expand_prologue): Likewise.
923 (spu_expand_epilogue): Likewise.
924 (spu_initial_elimination_offset): Likewise.
925 * config/mips/mips.c (mips_global_pointer): Likewise.
926 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
927 (mips_compute_frame_info): Likewise.
928 * config/mep/mep.c (mep_interrupt_saved_reg): Likewise.
929 (mep_reload_pointer): Likewise.
930 * config/rl78/rl78.c (need_to_save): Likewise.
931 * config/cr16/cr16.c (cr16_compute_save_regs): Likewise.
932 * config/score/score.c (score_compute_frame_size): Likewise.
933 (score_function_prologue): Likewise.
934 * config/bfin/bfin.c (must_save_p): Likewise.
935 (expand_prologue_reg_save): Likewise.
936 (expand_epilogue_reg_restore): Likewise.
937 (bfin_frame_pointer_required): Likewise.
938 (n_regs_saved_by_prologue): Likewise.
939 (add_to_reg): Likewise.
940 (expand_interrupt_handler_prologue): Likewise.
941 (expand_interrupt_handler_epilogue): Likewise.
942 (bfin_expand_prologue): Likewise.
943 * config/avr/avr.c (avr_regs_to_save): Likewise.
944 (avr_prologue_setup_frame): Likewise.
945 (expand_epilogue): Likewise.
946 * config/s390/s390.c (s390_regs_ever_clobbered): Likewise.
947 (s390_register_info): Likewise.
948 (s390_frame_info): Likewise.
949 (s390_init_frame_layout): Likewise.
950 (s390_emit_prologue): Likewise.
953 2012-06-24 Steven Bosscher <steven@gcc.gnu.org>
955 * system.h: Poison ASM_BYTE_OP and ASM_OUTPUT_BYTE.
956 * vmsdbgout: Do not undefine it if defined.
957 Rename local ASM_BYTE_OP definition to VMS_ASM_BYTE_OP.
958 * config/microblaze/microblaze/h: Do no define ASM_BYTE_OP.
959 * config/mep/mep.h: Do not define ASM_OUTPUT_BYTE.
961 2012-06-24 Richard Sandiford <rdsandiford@googlemail.com>
963 * config/mips/mips.c (mips_process_sync_loop): Add missing enum cast.
965 2012-06-23 Richard Henderson <rth@redhat.com>
968 * config/i386/i386.c (ix86_rtx_costs): Add reasonable costs for
969 V*QImode shifts and multiply.
970 (ix86_expand_vecop_qihi): Support shifts.
971 * config/i386/i386.md (any_shift): New code iterator.
972 * config/i386/sse.md (ashlv16qi3): Merge ...
973 (<any_shiftrt>v16qi3): ... into ...
974 (<any_shift><VI1_AVX2>3): ... here. Use ix86_expand_vecop_qihi
975 to support SSE and AVX.
977 * config/i386/i386.c (ix86_expand_sse_unpack): Split operands[]
978 parameter into src and dest.
979 * config/i386/sse.md (vec_unpacku_hi_<V124_AVX2>): Update call.
980 (vec_unpacks_hi_<V124_AVX2>): Likewise.
981 (vec_unpacku_lo_<V124_AVX2>): Likewise.
982 (vec_unpacks_lo_<V124_AVX2>): Likewise.
983 * config/i386/i386-protos.h: Update.
985 * config/i386/sse.md (mul<VI1_AVX2>3): Change from insn_and_split to
986 pure expander; move expansion code ...
987 * config/i386/i386.c (ix86_expand_vecop_qihi): ... here. New function.
988 * config/i386/i386-protos.h: Update.
990 2012-06-22 Edmar Wienskoski <edmar@freescale.com>
992 * config/rs6000/rs6000.md (define_attr "type"): New type popcnt.
993 (popcntb<mode>2): Add attribute type popcnt.
994 (popcntd<mode>2): Ditto.
995 * config/rs6000/power4.md (define_insn_reservation): Add type popcnt.
996 * config/rs6000/power5.md (define_insn_reservation): Ditto.
997 * config/rs6000/power7.md (define_insn_reservation): Ditto.
998 * config/rs6000/476.md (define_insn_reservation): Ditto.
999 * config/rs6000/power6.md (define_insn_reservation): New
1000 reservation for popcnt instructions.
1002 2012-06-22 H.J. Lu <hongjiu.lu@intel.com>
1004 * doc/invoke.texi: Update -mpreferred-stack-boundary=3 warning.
1006 2012-06-22 H.J. Lu <hongjiu.lu@intel.com>
1009 * doc/invoke.texi: Add a warning for -mpreferred-stack-boundary=3.
1011 * config/i386/i386.c (ix86_option_override_internal): Allow
1012 -mpreferred-stack-boundary=3 for 64-bit if SSE is disabled.
1014 * config/i386/i386.h (MIN_STACK_BOUNDARY): Set to 64 for 64-bit
1017 2012-06-22 Bill Schmidt <wschmidt@linux.ibm.com>
1019 * double-int.c (double_int_multiple_of): New function.
1020 * double-int.h (double_int_multiple_of): New decl.
1021 * tree-ssa-loop-ivopts.c (add_cost, zero_cost): Remove undefs.
1022 (mbc_entry_hash): New forward decl.
1023 (mbc_entry_eq): Likewise.
1024 (zero_cost): Change to no_cost.
1025 (mult_costs): New static var.
1026 (cost_tables_exist): Likewise.
1027 (initialize_costs): New function.
1028 (finalize_costs): Likewise.
1029 (tree_ssa_iv_optimize_init): Call initialize_costs.
1030 (add_cost): Change to add_regs_cost; distinguish costs by speed.
1031 (multiply_regs_cost): New function.
1032 (add_const_cost): Likewise.
1033 (extend_or_trunc_reg_cost): Likewise.
1034 (negate_reg_cost): Likewise.
1035 (multiply_by_cost): Change to multiply_by_const_cost; distinguish
1037 (get_address_cost): Change add_cost to add_regs_cost; change
1038 multiply_by_cost to multiply_by_const_cost.
1039 (force_expr_to_var_cost): Change zero_cost to no_cost; change
1040 add_cost to add_regs_cost; change multiply_by_cost to
1041 multiply_by_const_cost.
1042 (split_cost): Change zero_cost to no_cost.
1043 (ptr_difference_cost): Likewise.
1044 (difference_cost): Change zero_cost to no_cost; change multiply_by_cost
1045 to multiply_by_const_cost.
1046 (get_computation_cost_at): Change add_cost to add_regs_cost; change
1047 multiply_by_cost to multiply_by_const_cost.
1048 (determine_use_iv_cost_generic): Change zero_cost to no_cost.
1049 (determine_iv_cost): Change add_cost to add_regs_cost.
1050 (iv_ca_new): Change zero_cost to no_cost.
1051 (tree_ssa_iv_optimize_finalize): Call finalize_costs.
1052 * tree-ssa-address.c (most_expensive_mult_to_index): Change
1053 multiply_by_cost to multiply_by_const_cost.
1054 * tree-flow.h (multiply_by_cost): Change to multiply_by_const_cost.
1055 (add_regs_cost): New decl.
1056 (multiply_regs_cost): Likewise.
1057 (add_const_cost): Likewise.
1058 (extend_or_trunc_reg_cost): Likewise.
1059 (negate_reg_cost): Likewise.
1061 2012-06-22 Richard Guenther <rguenther@suse.de>
1063 Merge from graphite branch
1064 2011-08-10 Sebastian Pop <sebpop@gmail.com>
1066 * graphite-sese-to-poly.c (build_scop_drs): Fix memory leak.
1068 2012-01-13 Tobias Grosser <tobias@grosser.es>
1070 * tree-flow.h (parallelized_function_p): Declare.
1071 * tree-parloops.c (parallelized_function_p): Export.
1072 * graphite.c (graphite_transform_loops): Do not run graphite on
1073 already parallel functions.
1075 2012-06-22 Alan Modra <amodra@gmail.com>
1077 * config/rs6000/rs6000.c (rs6000_pre_atomic_barrier): Pass in and
1078 return mem. Convert to indirect addressing if not indirect or
1079 indexed. Adjust all callers.
1081 2012-06-22 Richard Guenther <rguenther@suse.de>
1083 * gcov-iov.c: Include bconfig.h and system.h.
1085 2012-06-22 Andreas Schwab <schwab@linux-m68k.org>
1087 * doc/include/texinfo.tex: Update to version 2012-06-05.14.
1089 2012-06-22 Richard Guenther <rguenther@suse.de>
1091 PR gcov-profile/53744
1092 * gcov-iov.c (main): Treat "" and "prerelease" the same.
1094 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
1097 * dwarf2out.c (gen_compile_unit_die): Use DW_LANG_Fortran90 as language
1098 for GNU Fortran if in strict DWARF2 mode.
1100 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
1102 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
1103 DECL_IGNORED_P non-reg vars even if they are used.
1105 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
1109 * var-tracking.c (vt_get_canonicalize_base): New.
1110 (vt_canonicalize_addr, vt_stack_offset_p): New.
1111 (vt_canon_true_dep): New.
1112 (drop_overlapping_mem_locs): Use vt_canon_true_dep.
1113 (clobber_overlaping_mems): Use vt_canonicalize_addr.
1115 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
1119 * var-tracking.c (vt_initialize): Record initial offset between
1120 arg pointer and stack pointer.
1122 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
1126 * var-tracking.c (vt_init_cfa_base): Drop redundant recording of
1129 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
1133 * alias.c (memrefs_conflict_p): Improve handling of AND for alignment.
1135 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
1137 * ddg.c (build_intra_loop_deps): Discard deps of nondebug on debug.
1139 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
1142 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
1144 2012-06-21 Meador Inge <meadori@codesourcery.com>
1147 * c-decl.c (c_push_function_context): Restore the behavior to reuse
1148 the language function allocated for -Wunused-local-typedefs.
1149 (c_pop_function_context): If necessary, clear the language function
1150 created in c_push_function_context. Always clear out the
1151 x_cur_stmt_list field of the restored language function.
1153 2012-06-21 Sterling Augustine <saugustine@google.com>
1154 Cary Coutant <ccoutant@google.com>
1156 * dwarf2out.c (is_cu_die, is_namespace_die, is_class_die,
1157 add_AT_pubnames, add_enumerator_pubname, want_pubnames): New functions.
1158 (comdat_type_struct): New field 'skeleton_die'.
1159 (breakout_comdat_types): Update it.
1160 (add_pubname): Rework logic. Call is_class_die, is_cu_die and
1161 is_namespace_die. Fix minor style violation. Call want_pubnames.
1162 (add_pubname_string): Call want_pubnames.
1163 (add_pubtype): Rework logic for calculating type name. Call
1164 is_namespace_die. Call want_pubnames.
1165 (output_pubnames): Move conditional logic deciding when to produce the
1166 section from dwarf2out_finish. Use new skeleton_die field.
1167 (base_type_die): Call add_pubtype.
1168 (gen_enumeration_type_die): Unconditionally call add_pubtype.
1169 (gen_subprogram_die): Adjust calls to add_pubname.
1170 (gen_namespace_die): Call add_pubname_string.
1171 (dwarf2out_finish): Call add_AT_pubnames; Move logic on when to
1172 produce pubnames and pubtypes sections to output_pubnames.
1173 * common.opt (-gpubnames): New option.
1174 * doc/invoke.texi: Document it.
1176 2012-06-21 Steven Bosscher <steven@gcc.gnu.org>
1178 * config/m32c/m32c-pragma.c: Remove unnecessary includes.
1180 2012-06-21 Michael Matz <matz@suse.de>
1183 * builtins.c (get_memory_rtx): Always build an all-aliasing MEM_REF
1186 2012-06-21 Richard Guenther <rguenther@suse.de>
1188 * tree-inline.c (estimate_num_insns): Estimate call cost for
1191 2012-06-20 Rüdiger Sonderfeld <ruediger@c-plusplus.de>
1193 * tree.h (DECL_SOURCE_COLUMN): New accessor.
1195 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
1197 * config/i386/i386.md (SINCOS): New int iterator.
1198 (sincos): New int attribute.
1199 (*<sincos>xf2_i387): Macroize insn from *{sin,cos}xf2_i387 using
1200 SINCOS int iterator.
1201 (*<sincos>_extend<mode>xf2_i387): Macroize insn from
1202 *{sin,cos}_extend<mode>xf2_i387 using SINCOS int iterator.
1204 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
1206 * config/i386/i386.md (RDFSGSBASE): New int iterator.
1207 (WRFSGSBASE): Ditto.
1208 (fsgs): New int attribute.
1209 (rd<fsgs>base<mode>): Macroize insn from rd<fsgs>base<mode> using
1210 RDFSGSBASE int iterator.
1211 (wr<fsgs>base<mode>): Macroize insn from wr<fsgs>base<mode> using
1212 WRFSGSBASE int iterator.
1214 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
1216 * config/i386/i386.md (<rounding_insn><mode>2): Macroize expander
1217 from {floor,ceil,btrunc}<mode>2 using FIST_ROUNDING int iterator.
1218 (l<rounding_insn><MODEF:mode><SWI48:mode>2): Macroize expander
1219 from l{floor,ceil}<MODEF:mode><SWI48:mode>2 using FIST_ROUNDING
1222 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
1224 * system.h: Poison ASM_OUTPUT_IDENT and IDENT_ASM_OP.
1226 2012-06-20 Richard Guenther <rguenther@suse.de>
1228 PR tree-optimization/30318
1229 * tree-vrp.c (range_int_cst_p): Do not reject overflowed
1231 (range_int_cst_singleton_p): But explicitely here.
1232 (zero_nonzero_bits_from_vr): And here.
1233 (extract_range_from_binary_expr_1): Re-implement PLUS_EXPR
1234 to cover all cases we can perform arbitrary precision
1235 arithmetic with double-ints.
1236 (intersect_ranges): Handle adjacent anti-ranges.
1238 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
1240 * config/i386/i386.md (rounding_insn): New int attribute.
1241 (<rounding_insn>xf2): Macroize insn from
1242 {floor,ceil,btrunc}xf2 using FRNDINT_ROUNDING int iterator.
1243 (l<rounding_insn>xf<mode>2): Rename from l<rounding>xf<mode>2.
1245 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
1247 * config/i386/i386.md (IEEE_MAXMIN): New int iterator.
1248 (ieee_maxmin): New int attribute.
1249 (*ieee_s<ieee_maxmin><mode>3): Macroize insn from
1250 *ieee_s{max,min}<mode>3 using IEEE_MAXMIN int iterator.
1252 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
1254 * config/arm/arm.h (EMIT_EABI_ATTRIBUTE): Remove.
1255 * config/arm/arm.c: Do not include c-pragma.h.
1256 (arm_emit_eabi_attribute): New function based on EMIT_EABI_ATTRIBUTE.
1257 (arm_file_start): Replace uses of EMIT_EABI_ATTRIBUTE with calls
1258 to arm_emit_eabi_attribute.
1259 * arm-c.c: Do not include output.h.
1260 (arm_output_c_attributes): Replace use of EMIT_EABI_ATTRIBUTE with a
1261 call to arm_emit_eabi_attribute.
1262 * config/arm/arm-protos.h (arm_emit_eabi_attribute): Prototype it.
1264 2012-06-20 Richard Guenther <rguenther@suse.de>
1266 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p):
1267 Allow adjusting alignment of user-aligned decls again.
1269 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
1271 * config/rl78/rl78-c.c: Remove unnecessary includes.
1273 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
1275 * config/cris/cris.c: Include cgraph.h.
1276 (cris_option_override): Do not set non-existing flag_no_gcc_ident.
1278 2012-06-19 Maxim Kuvyrkov <maxim@codesourcery.com>
1280 * emit-rtl.c (need_atomic_barrier_p): New function.
1281 * emit-rtl.h (need_atomic_barrier_p): Declare it.
1282 * config/alpha/alpha.c (alpha_{pre,post}_atomic_barrier): Use it.
1283 * config/arm/arm.c (arm_{pre,post}_atomic_barrier): Use it.
1284 * config/tilegx/tilegx.c (tile_{pre,post}_atomic_barrier): Use it.
1285 * config/mips/mips.c (mips_{pre,post}_atomic_barrier_p): Remove.
1286 (mips_process_sync_loop): Use generic version instead.
1288 2012-06-19 Maxim Kuvyrkov <maxim@codesourcery.com>
1290 * config/mips/mips.c (mips_process_sync_loop): Emit cmp result only if
1293 2012-06-19 Tom de Vries <vries@codesourcery.com>
1294 Maxim Kuvyrkov <maxim@codesourcery.com>
1296 * config/mips/constraints.md (ZR): New constraint.
1297 * config/mips/predicates.md (mem_noofs_operand): New predicate.
1298 * config/mips/mips.c (mips_print_operand): Handle new print modifier.
1299 * config/mips/mips.h (TARGET_XLP): Define.
1300 (TARGET_SYNC_AFTER_SC): Update.
1301 (ISA_HAS_SWAP, ISA_HAS_LDADD): Define.
1302 * config/mips/sync.md (atomic_exchange, atomic_fetch_add): Use
1303 XLP-specific swap and ldadd patterns.
1304 (atomic_exchange_swap, atomic_fetch_add_ldadd): New patterns.
1306 2012-06-19 Tom de Vries <vries@codesourcery.com>
1307 Maxim Kuvyrkov <maxim@codesourcery.com>
1309 * config/mips/mips.c (mips_emit_pre_atomic_barrier_p,)
1310 (mips_emit_post_atomic_barrier_p): New static functions.
1311 (mips_process_sync_loop): Use them. Emit sync memory barriers in
1312 accordance with memory model semantics. Add return of CMP result for
1314 * config/mips/mips.md: Update comment.
1315 (sync_cmp): New attribute.
1316 (sync_memmodel): New attribute replacing sync_release_barrier.
1317 * config/mips/sync.md (UNSPEC_ATOMIC_COMPARE_AND_SWAP,)
1318 (UNSPEC_ATOMIC_EXCHANGE, UNSPEC_ATOMIC_FETCH_OP): New constants.
1319 (sync_lock_test_and_set, test_and_set_12): Update.
1320 (atomic_compare_and_swap, atomic_exchange, atomic_exchange_llsc,)
1321 (atomic_fetch_add, atomic_fetch_add_llsc): New patterns.
1323 2012-06-19 Joseph Myers <joseph@codesourcery.com>
1325 * config/rs6000/spe.md (*mov_si<mode>_e500_subreg0): Rename to
1326 mov_si<mode>_e500_subreg0.
1327 (*mov_si<mode>_e500_subreg0_elf_low)
1328 (*mov_si<mode>_e500_subreg4_elf_low): New patterns.
1330 2012-06-19 Richard Henderson <rth@redhat.com>
1332 * config/alpha/alpha.c: Include params.h.
1333 (alpha_option_override): Initialize PARAM_L1_CACHE_LINE_SIZE,
1334 PARAM_L1_CACHE_SIZE, PARAM_L2_CACHE_SIZE for the cpu tuning.
1336 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
1338 * doc/tm.texi.in (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE,
1339 TARGET_OBJC_DECLARE_CLASS_DEFINITION): Add @hooks.
1340 (ASM_DECLARE_CLASS_REFERENCE, ASM_DECLARE_UNRESOLVED_REFERENCE):
1342 * doc/tm.texi: Regenerate.
1343 * config/darwin.h (ASM_OUTPUT_LABELREF): Remove special case for
1345 * config/darwin-c.c: Include target.h.
1346 (darwin_objc_declare_unresolved_class_reference): New function.
1347 (darwin_objc_declare_class_definition): New function.
1348 (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE): Define.
1349 (TARGET_OBJC_DECLARE_CLASS_DEFINITION): Define.
1351 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
1353 * target.def (output_ident): New hook.
1354 * targhooks.h (default_asm_output_ident_directive): Add prototype.
1355 * varasm.c (assemble_asm): Only prefix a tab if the string does not
1356 already start with one.
1357 (default_asm_output_ident_directive): New function to emit
1358 .ident as a top-level asm node while parsing, or directly to
1359 asm_out_file after parsing.
1360 * toplev.c (compile_file): Print a GCC .ident with
1361 targetm.asm_out.output_ident.
1362 * doc/tm.texi.in (ASM_OUTPUT_IDENT): Remove documentation for macro.
1363 (TARGET_ASM_OUTPUT_IDENT): Add @hook for this.
1364 * doc/tm.texi: Update.
1366 * config/elfos.h (ASM_OUTPUT_IDENT, IDENT_ASM_OP): Remove.
1367 (TARGET_ASM_OUTPUT_IDENT): Define.
1368 * config/i386/djgpp.h (IDENT_ASM_OP): Remove.
1369 * config/i386/gas.h (ASM_OUTPUT_IDENT): Remove.
1370 * config/arm/aout.h (ASM_OUTPUT_IDENT): Remove.
1371 * config/sparc/sparc.h (IDENT_ASM_OP): Remove.
1372 (TARGET_ASM_OUTPUT_IDENT): Define.
1373 * config/picochip/picochip.h (IDENT_ASM_OP): Remove.
1374 (TARGET_ASM_OUTPUT_IDENT): Define.
1376 * config/cris/cris-protos.h (cris_asm_output_ident): Add prototype.
1377 * config/cris/cris.c (cris_asm_output_ident): New function.
1378 * config/cris/cris.h (ASM_OUTPUT_IDENT, IDENT_ASM_OP): Remove.
1380 * config/microblaze/microblaze-protos.h (microblaze_asm_output_ident):
1382 * config/microblaze/microblaze.c: Include cgraph.h for add_asm_node.
1383 (microblaze_asm_output_ident): Rewrite to work similar to
1384 default_asm_output_ident_directive for front-end .idents.
1385 * config/microblaze/microblaze.h (ASM_OUTPUT_IDENT): Remove.
1386 (TARGET_ASM_OUTPUT_IDENT): Define.
1388 * config/mips/mips.h (ASM_OUTPUT_IDENT): Remove.
1389 * config/mips/sde.h (IDENT_ASM_OP, ASM_OUTPUT_IDENT): Remove.
1391 * config/rx/rx.c: Include cgraph.h for add_asm_node.
1392 (rx_asm_output_ident): New function, similar to
1393 default_asm_output_ident_directive, but handle AS100 syntax also, so
1394 that #ident also works for rx in AS100 syntax.
1395 (TARGET_ASM_OUTPUT_IDENT): Define.
1396 * config/rx/rx.h (IDENT_ASM_OP): Remove.
1398 * Makefile.in: Fix dependencies for c-family/c-lex.o.
1400 2012-06-19 Uros Bizjak <ubizjak@gmail.com>
1402 * config/i386/i386.md (FIST_ROUNDING): New int iterator.
1403 (rounding): Handle UNSPEC_FIST_{FLOOR,CEIL}.
1405 (*fist<mode>2_<rounding>_1): Macroize insn from
1406 *fist<mode>2_{floor,ceil}_1 using FIST_ROUNDING int iterator.
1407 (fistdi2_<rounding>): Macroize insn from
1408 fistdi2_{floor,ceil} using FIST_ROUNDING int iterator.
1409 (fistdi2_<rounding>_with_temp and splitters): Macroize insn and
1410 corresponding splitters from fistdi2_{floor,ceil} and corresponding
1411 splitters using FIST_ROUNDING int iterator.
1412 (fist<mode>2_<rounding>): Macroize insn from
1413 fist<mode>2_{floor,ceil} using FIST_ROUNDING int iterator.
1414 (fist<mode>2_<rounding>_with_temp and splitters): Macroize insn and
1415 corresponding splitters from fist<mode>2_{floor,ceil} and corresponding
1416 splitters using FIST_ROUNDING int iterator.
1417 (l<rounding>xf<mode>2): Macroize expander from l{floor,ceil}xf<mode>2
1418 using FIST_ROUNDING int iterator.
1420 2012-06-19 Richard Henderson <rth@redhat.com>
1422 * config/i386/i386-protos.h (ix86_expand_sse2_mulv4si3): Declare.
1423 * config/i386/i386.c (ix86_expand_sse2_mulv4si3): New.
1424 * config/i386/predicates.md (nonimmediate_or_const_vector_operand): New.
1425 * config/i386/sse.md (sse2_mulv4si3): Delete.
1426 (mul<VI4_AVX2>3): Use ix86_expand_sse2_mulv4si3 and
1427 nonimmediate_or_const_vector_operand.
1429 2012-06-19 Richard Henderson <rth@redhat.com>
1431 * expmed.c (struct init_expmed_rtl): Split ...
1432 (init_expmed_one_mode): ... out of ...
1433 (init_expmed): ... here. Initialize integer vector modes also.
1434 (synth_mult): Handle integer vector modes.
1435 (choose_mult_variant): Likewise.
1436 (expand_mult_const): Likewise.
1437 (expand_mult): Likewise.
1438 * machmode.h (GET_MODE_UNIT_BITSIZE): New.
1440 2012-06-19 Richard Henderson <rth@redhat.com>
1442 * config/i386/i386.c (ix86_rtx_costs): Handle CONST_VECTOR, and
1443 integral vector modes.
1445 2012-06-19 Uros Bizjak <ubizjak@gmail.com>
1447 * config/i386/i386.md (FRNDINT_ROUNDING): New int iterator.
1448 (rounding): New int attribute.
1450 (frndintxf2_<rounding>): Macroize insn from
1451 frndintxf2_{floor,ceil,trunc} using FRNDINT_ROUNDING int iterator.
1452 (frndintxf2_<rounding>_i387): Macroize insn from
1453 frndintxf2_{floor,ceil,trunc}_i387 using FRNDINT_ROUNDING int iterator.
1455 2012-06-19 Richard Guenther <rguenther@suse.de>
1457 * tree-vrp.c (union_ranges): New function.
1458 (vrp_meet_1): Use union_ranges.
1459 (vrp_meet): Dump what we union and call vrp_meet_1.
1461 2012-06-19 Richard Earnshaw <rearnsha@arm.com>
1463 * arm.md (enum unspec): Delete UNSPEC_SIN and UNSPEC_COS.
1464 (attr type): Remove fmul, ffmul, farith, ffarith, float_em
1465 f_fpa_load, f_fpa_store, f_mem_r, r_mem_f.
1466 (attr write_conflict, attr core_cycles): Update.
1467 * arm-generic.md (r_mem_f_wbuf): Delete reservation.
1469 2012-06-19 Richard Guenther <rguenther@suse.de>
1471 * tree-vrp.c (intersect_ranges): Handle more cases.
1472 (vrp_intersect_ranges): Dump what we intersect and call ...
1473 (vrp_intersect_ranges_1): ... this.
1475 2012-06-19 Richard Guenther <rguenther@suse.de>
1477 PR tree-optimization/53708
1478 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
1479 user-supplied alignment and alignment of decls with the used
1482 2012-06-18 Lawrence Crowl <crowl@google.com>
1484 * timevar.def (TV_PHASE_GENERATE): Rename to TV_PHASE_LATE_ASM.
1485 (TV_PHASE_CGRAPH): Rename to TV_PHASE_OPT_GEN.
1486 (TV_PHASE_STREAM_IN): New.
1487 (TV_PHASE_STREAM_OUT): New.
1488 * timevar.c (validate_phases): New.
1489 (timevar_print): Call validate_phases.
1490 * c-decl.c (c_write_global_declarations): Rename use of TV_PHASE_CGRAPH
1491 to TV_PHASE_OPT_GEN.
1492 * langhooks.c (write_global_declarations): Rename use of
1493 TV_PHASE_CGRAPH to TV_PHASE_OPT_GEN. Use TV_PHASE_DBGINFO instead of
1494 TV_PHASE_CHECK_DBGINFO.
1495 * toplev.c (compile_file): Rename use of TV_PHASE_GENERATE to
1496 TV_PHASE_LATE_ASM. Move start of TV_PHASE_LATE_ASM to after call to
1497 lang_hooks.decls.final_write_globals.
1499 2012-06-18 David Edelshn <dje.gcc@gmail.com>
1501 * config/rs6000/aix52.h (TARGET_EXTRA_BUILTINS): Define as 0.
1503 2012-06-18 Uros Bizjak <ubizjak@gmail.com>
1506 * config/i386/sse.md (*sse4_2_pcmpestr_unaligned): New.
1507 (*sse4_2_pcmpistr_unaligned): New.
1509 2012-06-18 Ian Bolton <ian.bolton@arm.com>
1510 Sameera Deshpande <sameera.deshpande@arm.com>
1511 Greta Yorsh <greta.yorsh@arm.com>
1513 * config/arm/arm-protos.h (arm_output_epilogue): Remove.
1514 * config/arm/arm.c (print_multi_reg): Remove.
1515 (vfp_output_fldmd): Likewise.
1516 (arm_output_epilogue): Likewise.
1517 * config/arm/arm.md (epilogue_insns): Update condition and code.
1519 2012-06-18 Ian Bolton <ian.bolton@arm.com>
1520 Sameera Deshpande <sameera.deshpande@arm.com>
1521 Greta Yorsh <greta.yorsh@arm.com>
1523 * config/arm/arm-protos.h (thumb2_expand_return): New declaration.
1524 * config/arm/arm.c (thumb2_expand_return): New function.
1525 * config/arm/arm.md (return): Update condition and code.
1527 2012-06-18 Ian Bolton <ian.bolton@arm.com>
1528 Sameera Deshpande <sameera.deshpande@arm.com>
1529 Greta Yorsh <greta.yorsh@arm.com>
1531 * config/arm/arm-protos.h (output_return_instruction): New parameter
1532 and int to bool change of parameter types.
1533 * config/arm/arm.c (output_return_instruction): Likewise.
1534 * config/arm/arm.md (arm_simple_return): New pattern.
1535 (arm_return, cond_return, cond_return_inverted): Add new arguments.
1536 * config/arm/thumb2.md (thumb2_return): Update condition and code.
1538 2012-06-18 Ian Bolton <ian.bolton@arm.com>
1539 Sameera Deshpande <sameera.deshpande@arm.com>
1540 Greta Yorsh <greta.yorsh@arm.com>
1542 * config/arm/arm-protos.h (arm_expand_epilogue): New declaration.
1543 * config/arm/arm.c (arm_expand_epilogue): New function.
1544 * config/arm/arm.md (epilogue): Update condition and code.
1545 (sibcall_epilogue): Likewise.
1547 2012-06-18 Ian Bolton <ian.bolton@arm.com>
1548 Sameera Deshpande <sameera.deshpande@arm.com>
1549 Greta Yorsh <greta.yorsh@arm.com>
1551 * config/arm/arm.c (arm_expand_epilogue_apcs_frame): New function.
1552 * config/arm/arm.md (arm_addsi3) Add an alternative.
1554 2012-06-18 Ian Bolton <ian.bolton@arm.com>
1555 Sameera Deshpande <sameera.deshpande@arm.com>
1556 Greta Yorsh <greta.yorsh@arm.com>
1558 * config/arm/arm.md (vfp_pop_multiple_with_writeback) New define_insn.
1559 * config/arm/predicates.md (pop_multiple_fp) New special predicate.
1560 * config/arm/arm.c (arm_emit_vfp_multi_reg_pop): New function.
1562 2012-06-18 Ian Bolton <ian.bolton@arm.com>
1563 Sameera Deshpande <sameera.deshpande@arm.com>
1564 Greta Yorsh <greta.yorsh@arm.com>
1566 * config/arm/arm.md (load_multiple_with_writeback) New define_insn.
1567 (load_multiple, pop_multiple_with_writeback_and_return) Likewise.
1568 (pop_multiple_with_return, ldr_with_return) Likewise.
1569 * config/arm/predicates.md (pop_multiple_return) New special predicate.
1570 * config/arm/arm-protos.h (arm_output_multireg_pop) New declaration.
1571 * config/arm/arm.c (arm_output_multireg_pop) New function.
1572 (arm_emit_multi_reg_pop): New function.
1574 2012-06-18 Greta Yorsh <Greta.Yorsh@arm.com>
1576 * config/arm/arm.c (ldm_stm_operation_p): Require SP
1577 as base register for loads if SP is in the register list.
1579 2012-06-18 Richard Guenther <rguenther@suse.de>
1581 PR tree-optimization/53693
1582 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
1583 Reject operands with more than one use.
1585 2012-06-18 Bill Schmidt <wschmidt@linux.ibm.com>
1587 PR tree-optimization/53703
1588 * tree-ssa-phiopt.c (hoist_adjacent_loads): Skip virtual phis;
1589 correctly set bb_for_def[12].
1591 2012-06-18 Steven Bosscher <steven@gcc.gnu.org>
1593 * config/vax/vax.h (VMS_TARGET): Remove.
1595 2012-06-18 Richard Guenther <rguenther@suse.de>
1597 * tree-vrp.c (extract_range_from_assert): Split out range
1599 (intersect_ranges): New function.
1600 (vrp_intersect_ranges): Likewise.
1602 2012-06-18 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1604 * config/s390/s390.c (s390_gimplify_va_arg): Revert change from
1607 2012-06-18 Tejas Belagod <tejas.belagod@arm.com>
1609 * doc/md.texi: Document int iterators.
1610 * read-rtl.c (ints): New iterator group.
1611 (find_int): Int iterator group callback.
1612 (apply_int_iterator): Likewise.
1613 (apply_iterators): Traverse int iterator table and add all the used
1615 (initialize_iterators): Initialize data structures and callbacks for
1617 (read_rtx): Parse and read mappings for int iterators.
1618 (read_rtx_code): Record int iterator usage.
1620 2012-06-18 Richard Sandiford <rdsandiford@googlemail.com>
1623 * expr.c (expand_expr_addr_expr_1): Convert to tmode before
1624 performing an addition.
1626 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
1628 * output.h (split_double): Move prototype to rtl.h.
1629 (constructor_static_from_elts_p): Move prototype to tree.c.
1630 * rtl.h (split_double): Moved here from output.h.
1631 * tree.h (constructor_static_from_elts_p): Moved here from output.h.
1632 * final.c (split_double): Move from here ...
1633 * rtlanal.c (split_double): ... to here.
1634 * expr.c: Do not include output.h.
1636 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
1638 * cfglayout.h: Remove.
1639 * cfglayout.c: Remove.
1640 * function.h (struct function): Remove x_last_location field.
1641 * function.c: Do not include cfglayout.h.
1642 (expand_function_start): Do not call no-op force_next_line_note.
1643 (expand_function_end): Likewise.
1644 * cfgrtl.c: Do not include cfglayout.h. Include gt-cfgrtl.h.
1645 (unlink_insn_chain): Moved here from cfglayout.c.
1646 (skip_insns_after_block, label_for_bb, record_effective_endpoints,
1647 into_cfg_layout_mode, outof_cfg_layout_mode,
1648 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode,
1649 relink_block_chain, fixup_reorder_chain, verify_insn_chain,
1650 fixup_fallthru_exit_predecessor, force_one_exit_fallthru,
1651 cfg_layout_can_duplicate_bb_p, duplicate_insn_chain,
1652 cfg_layout_duplicate_bb, cfg_layout_initialize, break_superblocks,
1653 cfg_layout_finalize): Likewise.
1654 (rtl_can_remove_branch_p): Likewise.
1655 * rtl.h (insn_scope): Move prototype from cfglayout.h here.
1656 (duplicate_insn_chain): Likewise.
1657 (force_next_line_note): Remove prototype.
1658 * emit-rtl.c: Do not include tree-flow.h, egad. Include vecprim.h.
1659 (last_location): Remove #define to emit.x_last_location.
1660 (force_next_line_note): Remove no-op function.
1661 (init_emit): Don't set x_last_location.
1662 (block_locators_locs, block_locators_blocks, locations_locators_locs,
1663 locations_locators_vals, prologue_locator, epilogue_locator,
1664 curr_location, last_location, curr_block, last_block, curr_rtl_loc):
1665 Move POD to here from cfglayout.c.
1666 (insn_locators_alloc, insn_locators_finalize, insn_locators_free,
1667 set_curr_insn_source_location, get_curr_insn_source_location,
1668 set_curr_insn_block, get_curr_insn_block, curr_insn_locator,
1669 locator_scope, insn_scope, locator_location, locator_line, insn_line,
1670 locator_file, insn_file, locator_eq): Move to here from cfglayout.c.
1671 * cfghooks.h: Remove double-include protection.
1672 (can_copy_bbs_p, copy_bbs): Move prototypes from cfglayout.h to here.
1673 * cfghooks.c (can_copy_bbs_p, copy_bbs): Move to here from cfglayout.c.
1674 * final.c: Do not include cfglayout.h.
1675 (choose_inner_scope, change_scope): Move to here from cfglayout.c.
1676 (reemit_insn_block_notes): Likewise. Make static.
1677 * tree-flow.h (tree_could_trap_p, operation_could_trap_helper_p,
1678 operation_could_trap_p, tree_could_throw_p): Move from here...
1679 * tree.h: ... to here.
1680 * gengtype.c (open_base_files): Remove cfglayout.h from the list.
1681 * profile.c: Do not include cfghooks.h.
1682 * cfgloopmanip.c: Do not include cfglayout.h and cfghooks.h.
1683 * modulo-sched.c: Likewise.
1684 * loop-unswitch.c: Do not include cfglayout.h.
1685 * sched-ebb.c: Likewise.
1686 * tracer.c: Likewise.
1688 * tree-vect-loop-manip.c: Likewise.
1689 * loop-init.c: Likewise.
1690 * dwarf2out.c: Likewise.
1691 * hw-doloop.c: Likewise.
1692 * loop-unroll.c: Likewise.
1693 * cfgcleanup.c: Likewise.
1694 * bb-reorder.c: Likewise.
1695 * sched-rgn.c: Likewise.
1696 * tree-cfg.c: Likewise.
1697 * config/alpha/alpha.c: Likewise.
1698 * config/spu/spu.c: Likewise.
1699 * config/sparc/sparc.c: Likewise.
1700 * config/sh/sh.c: Likewise.
1701 * config/c6x/c6x.c: Likewise.
1702 * config/ia64/ia64.c: Likewise.
1703 * config/rs6000/rs6000.c: Likewise.
1704 * config/score/score.c: Likewise.
1705 * config/mips/mips.c: Likewise.
1706 * config/bfin/bfin.c: Likewise.
1707 * Makefile.in (CFGAYOUT_H): Remove, and fixup users.
1708 * config/rs6000/t-rs6000 (rs6000.o): Do not depend on cfglayout.h.
1709 * config/spu/t-spu-elf (spu.o: $): Likewise.
1710 * config/sparc/t-sparc (sparc.o): Do not depend on CFGLAYOUT_H.
1712 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
1714 * cfgloop.h: Do not include rtl.h.
1715 (enum iv_extend_code): New.
1716 (struct rtx_iv): Use iv_extend_code instead of rtx_code.
1717 * Makefile.in (CFGLOOP_H): Do not depend on RTL_H.
1718 * loop-iv.c (iv_extend_to_rtx_code): New function to translate
1719 an IV_EXTEND_CODE to an RTX_CODE.
1720 (dump_iv_info): Update for rtx_iv field type change.
1721 (iv_constant): Likewise.
1722 (iv_subreg): Likewise.
1723 (iv_extend): Likewise.
1726 (iv_mult): Likewise.
1727 (iv_shift): Likewise.
1728 (get_biv_step_1): Likewise.
1729 (get_biv_step): Likewise.
1730 (iv_analyze_biv): Likewise.
1731 (get_iv_value): Likewise.
1732 (shorten_into_mode): Likewise.
1733 (canonicalize_iv_subregs): Likewise.
1734 * sese.c (sese_build_liveouts): Use MAY_HAVE_DEBUG_STMTS instead
1735 of MAY_HAVE_DEBUG_INSNS.
1736 * tree-ssa-loop-ivopts.c: Include recog.h after expr.h.
1737 * tree-ssa-loop-prefetch.c: Likewise.
1739 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
1741 * expmed.c (ceil_log2): Move from here...
1742 * hwint.c: ... to here for older GCCs...
1743 * hwint.h: ... and here for newer GCCs.
1744 * rtl.h (ceil_log2): Remove prototype.
1746 * tree-phinodes.c: Do not include rtl.h.
1747 * Makefile.in (tree-phinodes.o): Do not depend on RTL_H.
1749 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
1751 * config/cris/cris.h (TARGET_ELF): Remove.
1752 (FORCE_EH_FRAME_INFO_IN_DATA_SECTION): Remove.
1753 (CRIS_ASM_OUTPUT_ALIGNED_DECL_COMMON): Simpify using TARGET_ELF==1.
1754 (LOCAL_LABEL_PREFIX): Likewise.
1755 * config/cris/cris.c (cris_target_asm_named_section): Remove.
1756 (cris_option_override): Simpify using TARGET_ELF==1.
1757 (cris_file_start): Likewise.
1758 * config/cris/cris-protos.h (cris_target_asm_named_section): Remove.
1760 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
1762 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
1764 2012-06-16 Eric Botcazou <ebotcazou@adacore.com>
1767 * tree-inline.c (initialize_cfun): Copy can_delete_dead_exceptions.
1769 2012-06-15 Easwaran Raman <eraman@google.com>
1771 * passes.c (init_optimization_passes): Remove pass_call_cdce
1772 from its current position and insert after pass_dce.
1774 2012-06-15 Walter Lee <walt@tilera.com>
1776 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
1778 2012-06-15 Richard Earnshaw <rearnsha@arm.com>
1780 * arm.c (note_invalid_constants): Don't return a result.
1781 (arm_memory_load_p): Delete function.
1782 (arm_const_double_rtx): Delete iterator variable i;
1783 (fp_immediate_constant): Likewise.
1784 (fp_const_from_val): Likewise.
1786 * arm.c (arm_init_iwmmxt_builtins): Delete void_ftype_void.
1788 2012-06-15 Marc Glisse <marc.glisse@inria.fr>
1791 * c-typeck.c (c_build_vec_perm_expr): Move to c-family/c-common.c.
1792 * c-tree.h (c_build_vec_perm_expr): Move to c-family/c-common.h.
1794 2012-06-15 Georg-Johann Lay <avr@gjlay.de>
1796 * config/avr/avr.c (avr_default_expand_builtin): New function.
1797 (avr_expand_builtin): Use it.
1798 (avr_expand_unop_builtin): Remove.
1799 (avr_expand_binop_builtin): Remove.
1800 (avr_expand_triop_builtin): Remove.
1802 2012-06-15 Michael Matz <matz@suse.de>
1805 * cfgexpand.c (add_alias_set_conflicts): Remove.
1806 (expand_used_vars): Don't call it.
1807 (aggregate_contains_union_type): Remove.
1808 * function.c (n_temp_slots_in_use): New static data.
1809 (make_slot_available, assign_stack_temp_for_type): Update it.
1810 (init_temp_slots): Zero it.
1811 (remove_unused_temp_slot_addresses): Use it for quicker removal.
1812 (remove_unused_temp_slot_addresses_1): Use htab_clear_slot.
1814 2012-06-15 Michael Matz <matz@suse.de>
1816 * gimplify.c (gimplify_compound_literal_expr): Take gimple_test_f
1817 argument, don't emit assign statement if value is directly usable.
1818 (gimplify_expr): Adjust.
1820 2012-06-15 Michael Matz <matz@suse.de>
1822 * gimplify.c (gimplify_modify_expr): Fold generated statements.
1823 * gimple-fold.c (can_refer_decl_in_current_unit_p): Check flag_ltrans.
1825 2012-06-15 Richard Guenther <rguenther@suse.de>
1827 * tree-vrp.c (set_and_canonicalize_value_range): Use canonical
1828 predicates to set VR_UNDEFINED and VR_VARYING. Drop a case
1829 we assert for in set_value_range to VR_VARYING.
1831 2012-06-15 Richard Earnshaw <rearnsha@arm.com>
1833 * arm.md (addsf3, adddf3): Use s_register_operand.
1834 (subsf3, subdf3): Likewise.
1835 (mulsf3, muldf3): Likewise.
1836 (difsf3, divdf3): Likewise.
1837 (movsfcc, movdfcc): Likewise.
1838 * predicates.md (f_register_operand): Delete.
1839 (arm_float_rhs_operand): Delete.
1840 (arm_float_add_operand): Delete.
1841 (arm_float_compare_operand): Use s_register_operand when
1843 (cirrus_register_operand): Delete.
1844 (cirrus_fp_register): Delete.
1845 (cirrus_shift_const): Delete.
1846 (cmpdi_operand): Remove Maverick support.
1847 * constraints.md (f, v, H): Delete constraints.
1848 (G): Update documentation.
1849 * arm.c (fp_consts_inited): Convert to bool.
1850 (strings_fp): Delete.
1851 (values_fp): Delete.
1852 (value_fp0): New variable.
1853 (init_fp_table): Simplify logic.
1854 (arm_const_double_rtx): Likewise.
1855 (fp_immediate_constant): Likewise.
1856 (fp_const_from_val): Likewise.
1857 (neg_const_double_rtx_ok_for_fpa): Delete.
1858 * doc/md.texi (ARM constraints): Update documentation.
1860 2012-06-15 Ulrich Weigand <ulrich.weigand@linaro.org>
1862 PR tree-optimization/53636
1863 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Verify
1864 stride when doing basic-block vectorization.
1866 2012-06-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1868 * tree-vect-generic.c (lower_vec_perm): Propagate vector constants
1871 2012-06-15 Jakub Jelinek <jakub@redhat.com>
1873 * tree-vect-patterns.c (vect_pattern_recog): Don't unnecessarily
1874 allocate and free bbs array for the SLP case.
1876 PR tree-optimization/51581
1877 * expr.h (choose_multiplier): New prototype.
1878 * expmed.c (choose_multiplier): No longer static.
1879 Change multiplier_ptr from rtx * to UHWI *.
1880 (expand_divmod): Adjust callers.
1881 * tree-vect-patterns.c (vect_recog_sdivmod_pow2_pattern): Renamed to...
1882 (vect_recog_divmod_pattern): ... this. Pass bb_vinfo as last
1883 argument to new_stmt_vec_info. Attempt to optimize also divisions
1884 by non-pow2 constants if integer vector division isn't supported.
1885 * tree-vect-stmts.c (vect_analyze_stmt): If node != NULL,
1886 don't look at pattern stmts and sequences.
1888 2012-06-15 Eric Botcazou <ebotcazou@adacore.com>
1891 * common.opt (-fdelete-dead-exceptions): New switch.
1892 * doc/invoke.texi (Code Gen Options): Document it.
1893 * cse.c (count_reg_usage) <CALL_INSN>: Use !insn_nothrow_p in lieu of
1894 insn_could_throw_p predicate. Do not skip an insn that could throw
1895 if dead exceptions can be deleted.
1896 (insn_live_p): Likewise, do not return true in that case.
1897 * dce.c (can_alter_cfg): New flag.
1898 (deletable_insn_p): Do not return false for an insn that can throw if
1899 the CFG can be altered and dead exceptions can be deleted.
1900 (init_dce): Set can_alter_cfg to false for fast DCE, true otherwise.
1901 * dse.c (scan_insn): Use !insn_nothrow_p in lieu of insn_could_throw_
1902 predicate. Do not preserve an insn that could throw if dead exceptions
1904 * function.h (struct function): Add can_delete_dead_exceptions flag.
1905 * function.c (allocate_struct_function): Set it.
1906 * lto-streamer-in.c (input_struct_function_base): Stream it.
1907 * lto-streamer-out.c (input_struct_function_base): Likewise.
1908 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Do not mark a
1909 statement that could throw as necessary if dead exceptions can be
1912 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
1914 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
1916 2012-06-14 Oleg Endo <olegendo@gcc.gnu.org>
1919 * config/sh/sh.md: Add peephole for swapbsi2.
1920 (*swapbisi2_and_shl8, *swapbhisi2): New insns and splits.
1922 2012-06-14 Uros Bizjak <ubizjak@gmail.com>
1924 * config/i386/i386.md (*zero_extendsidi2): Remove x,x alternative.
1925 (*zero_extendsidi2_rex64): Ditto. Remove isa attribute.
1927 2012-06-14 Jakub Jelinek <jakub@redhat.com>
1930 * config/i386/i386.md (*anddi_1 into *andsi_1_zext splitter): New.
1932 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
1934 * arm.c (arm_cirrus_insn_p): Delete.
1935 (cirrus_reorg): Delete.
1936 (arm_reorg): Don't call cirrus_reorg.
1937 (arm_final_prescan_insn_p): Don't check for cirrus insns.
1938 * arm.md (define_attr "type"): Remove mav_farith and mav_dmult.
1939 (adddi3, subdi3): Remove Maverick support.
1940 (arm_adddi3): Likewise.
1941 (adddi_sesidi_di, adddi_zesidi_di): Likewise.
1942 (addsf3, adddf3): Likewise.
1943 (subsf3, subdf3): Likewise.
1944 (mulsf3, muldf3): Likewise.
1945 (ashldi3, ashrdi3, lshrdi3): Likewise.
1946 (floatsisf2, floatsidf2): Likewise.
1947 (fix_truncsfsi2, fix_truncdfsi2): Likewise.
1948 (arm_movdi, thumb1_movdi_insn): Likewise.
1949 (arm_cmpdi_insn): Likewise.
1950 (cirrus_cmpsf, cirrus_cmpdf, cirrus_cmpdi): Likewise.
1951 (cirrus.md): Don't include.
1952 * cirrus.md: Delete file.
1953 * t-arm (MD_INCLUDES): Remove cirrus.md.
1955 2012-06-14 Eric Botcazou <ebotcazou@adacore.com>
1957 * dwarf2out.c (function_possibly_abstracted_p): New static function.
1958 (gen_subprogram_die): Use it function_possibly_abstracted_p in lieu of
1959 cgraph_function_possibly_inlined_p.
1960 (gen_inlined_subroutine_die): Return if the origin is to be ignored.
1961 (process_scope_var): Do not emit concrete instances of abstracted
1962 nested functions from here.
1963 (gen_decl_die): Emit the abstract instance if the function is possibly
1964 abstracted and not only possibly inlined.
1965 (dwarf2out_finish): Find the first non-abstract parent instance and
1966 attach concrete instances on the limbo list to it.
1968 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
1970 * arm.md (divsf3, divdf3): Remove FPA support.
1971 (negsf2, negdf2): Likewise.
1972 (sqrtsf2, sqrtdf2): Likewise.
1973 (movdfcc): Likewise.
1974 (modsf3, moddf3, movxf): Delete.
1975 (push_fp_multi): Delete.
1976 (fpa.md): Don't include it.
1977 * fpa.md: Delete file.
1978 * t-arm (MD_INCLUDES): Remove fpa.md.
1980 2012-06-14 Bill Schmidt <wschmidt@linux.ibm.com>
1982 * tree-vectorizer.h (vect_get_stmt_cost): Move from tree-vect-stmts.c.
1983 (cost_for_stmt): Remove decl.
1984 (vect_get_single_scalar_iteration_cost): Correct typo in name.
1985 * tree-vect-loop.c (vect_get_cost): Remove.
1986 (vect_get_single_scalar_iteration_cost): Correct typo in name; use
1987 vect_get_stmt_cost rather than vect_get_cost.
1988 (vect_get_known_peeling_cost): Use vect_get_stmt_cost rather than
1990 (vect_estimate_min_profitable_iters): Correct typo in call to
1991 vect_get_single_scalar_iteration_cost; use vect_get_stmt_cost rather
1993 (vect_model_reduction_cost): Use vect_get_stmt_cost rather than
1995 (vect_model_induction_cost): Likewise.
1996 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Correct
1997 typo in call to vect_get_single_scalar_iteration_cost.
1998 * tree-vect-stmts.c (vect_get_stmt_cost): Move to tree-vectorizer.h.
1999 (cost_for_stmt): Remove unnecessary function.
2000 * Makefile.in (TREE_VECTORIZER_H): Update dependencies.
2002 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
2004 * arm.opt (mfp=2, mfp=3, mfpe, mfpe=2, mfpe=3): Delete options.
2005 * arm-fpus.def (fpa, fpe2, fpe3, maverick): Delete FPU types.
2006 * arm-tables.opt: Regenerated.
2007 * doc/invoke.texi: Remove references to deleted options.
2009 2012-06-14 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
2011 * config/h8300/genmova.sh: Modified to add offset bits of
2012 mova/Sz assembly instruction for memory access.
2013 * config/h8300/h8300.c: Likewise.
2014 * config/h8300/mova.md: Likewise.
2016 2012-06-12 Christian Bruel <christian.bruel@st.com>
2019 * config/sh/sh.c (sh_option_override): Don't force
2020 flag_omit_frame_pointer and maccumulate_outgoing_args.
2021 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
2023 2012-06-14 Richard Guenther <rguenther@suse.de>
2025 * tree-vrp.c (VR_INITIALIZER): New define.
2026 (ranges_from_anti_range): New function.
2027 (extract_range_from_binary_expr_1): Decompose operations on
2028 VR_ANTI_RANGEs to operations on VR_RANGE.
2029 (extract_range_from_unary_expr_1): Likewise.
2030 (extract_range_from_binary_expr_1, extract_range_from_binary_expr,
2031 extract_range_from_unary_expr_1, extract_range_from_unary_expr,
2032 extract_range_from_cond_expr, adjust_range_with_scev,
2033 vrp_visit_assignment_or_call, vrp_visit_phi_node,
2034 simplify_bit_ops_using_ranges): Use VR_INITIALIZER.
2036 2012-06-13 Richard Henderson <rth@redhat.com>
2038 * hwint.h (HOST_WIDEST_INT_C): New.
2039 (HOST_WIDE_INT_C): New.
2040 (HOST_WIDE_INT_1): Use it.
2041 * config/alpha/alpha.c (alpha_trampoline_init): Use it.
2043 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
2046 * var-tracking.c: Include alias.h.
2047 (overlapping_mems): New struct.
2048 (drop_overlapping_mem_locs): New.
2049 (clobber_overlapping_mems): New.
2050 (var_mem_delete_and_set, var_mem_delete): Call it.
2051 (val_bind): Likewise, but only if modified.
2052 (compute_bb_dataflow, emit_notes_in_bb): Call it on MEMs.
2053 * Makefile.in (var-tracking.o): Depend in $(ALIAS_H).
2055 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
2058 * var-tracking.c (loc_exp_dep_pool): New.
2059 (vt_emit_notes): Create and release the pool.
2060 (compute_bb_dataflow): Use value-based locations in MO_VAL_SET.
2061 (emit_notes_in_bb): Likewise.
2062 (loc_exp_dep_insert): Deal with NOT_ONEPART vars.
2063 (notify_dependents_of_changed_value): Likewise.
2064 (notify_dependents_of_resolved_value): Check that NOT_ONEPART
2065 variables don't have a VAR_LOC_DEP_LST.
2066 (emit_note_insn_var_location): Expand NOT_ONEPART locs that are
2067 VALUEs or MEMs of VALUEs.
2069 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
2073 * dce.c (word_dce_process_block): Insert debug temps only if the
2075 (dce_process_block): Likewise, and if debug.used is not empty,
2076 and only after iterating over all DEFs that might mark the insn.
2078 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
2080 * common.opt (ftree-coalesce-inlined-vars): New.
2081 (ftree-coalesce-vars): New.
2082 * doc/invoke.texi: Document them.
2083 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
2086 2012-06-13 Richard Sandiford <rdsandiford@googlemail.com>
2088 * read-rtl.c (mapping): Remove index field. Add current_value field.
2089 Define heap vectors.
2090 (iterator_group): Fix long line. Remove num_builtins field and
2091 uses_iterator fields. Make apply_iterator take a void * parameter.
2092 (iterator_use, atttribute_use): New structures.
2093 (iterator_traverse_data, BELLWETHER_CODE, bellwether_codes): Delete.
2094 (current_iterators, iterator_uses, attribute_uses): New variables.
2095 (uses_mode_iterator_p, uses_code_iterator_p): Delete.
2096 (apply_mode_iterator, apply_code_iterator): Take a void * parameter.
2097 (map_attr_string, apply_iterator_to_string): Remove iterator
2098 and value parameters. Look through all current iterator values
2099 for a matching attribute.
2100 (mode_attr_index, apply_mode_maps): Delete.
2101 (apply_iterator_to_rtx): Replace with...
2102 (copy_rtx_for_iterators): ...this new function.
2103 (uses_iterator_p, apply_iterator_traverse): Delete.
2104 (apply_attribute_uses, add_current_iterators, apply_iterators): New
2106 (add_mapping): Remove index field. Set current_value field.
2107 (initialize_iterators): Don't set num_builtins and uses_iterator_p
2109 (find_iterator): Delete.
2110 (record_iterator_use, record_attribute_use): New functions.
2111 (record_potential_iterator_use): New function.
2112 (check_code_iterator): Remove handling of bellwether codes.
2113 (read_rtx): Remove mode maps. Truncate iterator and attribute uses.
2114 (read_rtx_code, read_nested_rtx, read_rtx_variadic): Remove mode_maps
2115 parameter. Use the first code iterator value instead of the
2116 bellwether_codes array. Use record_potential_iterator_use for modes.
2118 2012-06-13 Oleg Endo <olegendo@gcc.gnu.org>
2121 * config/sh/sh.md (bswapsi2): New expander.
2122 (swapbsi2): New insn.
2124 2012-06-13 H.J. Lu <hongjiu.lu@intel.com>
2127 * config/i386/i386.c (ix86_tune_cost): New variable.
2128 (ix86_option_override_internal): Set ix86_tune_cost. Use
2129 ix86_tune_cost for simultaneous_prefetches, prefetch_block,
2130 l1_cache_size and l2_cache_size.
2132 2012-06-13 Richard Guenther <rguenther@suse.de>
2134 * tree-vrp.c (vrp_meet): Properly meet equivalent ranges.
2135 Handle meeting two VR_RANGE to an VR_ANTI_RANGE. Implement
2136 all possible meetings of VR_RANGE with VR_ANTI_RANGE and
2137 VR_ANTI_RANGE with VR_ANTI_RANGE.
2139 2012-06-13 Richard Earnshaw <rearnsha@arm.com>
2141 * config.gcc (unsupported): Move obsoleted FPA-based configurations
2143 (obsolete): ... here.
2144 (arm*-*-freebsd*): Remove.
2145 (arm*-*-linux*): Only accept EABI variants. Simplify logic.
2146 (arm*-*-uclinux*): Likewise.
2147 (arm*-*-ecos-elf): Remove.
2148 (arm*-*-rtems*): Remove.
2149 (arm*-*-elf): Remove.
2150 (arm*-wince-pe*): Remove.
2151 (arm, --with-fpu): Remove support for fpa and Maverick variants.
2152 * arm/ecos-elf.h: Delete.
2153 * arm/t-strongarm-elf: Delete.
2154 * arm/rtems-elf.h: Delete.
2155 * arm/wince-pe.h: Delete.
2158 * arm/t-wince-pe: Delete.
2160 2012-06-13 Bill Schmidt <wschmidt@linux.ibm.com>
2162 PR tree-optimization/53647
2163 * tree-ssa-phiopt.c (gate_hoist_loads): Skip transformation for
2164 targets with no defined cache line size.
2166 2012-06-13 Bill Schmidt <wschmidt@linux.ibm.com>
2168 * targhooks.c (default_builtin_vectorized_conversion): Handle
2169 vec_construct, using vectype to base cost on subparts.
2170 * target.h (enum vect_cost_for_stmt): Add vec_construct.
2171 * tree-vect-stmts.c (vect_model_load_cost): Use vec_construct
2172 instead of scalar_to-vec.
2173 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
2174 vec_construct in same way as default for now.
2175 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
2176 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
2177 Handle vec_construct, including special case for 32-bit loads.
2179 2012-06-13 Xinyu Qi <xyqi@marvell.com>
2181 * config/arm/arm.c (FL_IWMMXT2): New define.
2182 (arm_arch_iwmmxt2): New variable.
2183 (arm_option_override): Enable use of iWMMXt with VFP.
2184 Disable use of iWMMXt with NEON. Disable use of iWMMXt under
2185 Thumb mode. Set arm_arch_iwmmxt2.
2186 (arm_expand_binop_builtin): Accept VOIDmode op.
2187 (enum arm_builtins): Revise built-in fcode.
2188 (IWMMXT2_BUILTIN): New define.
2189 (IWMMXT2_BUILTIN2): Likewise.
2190 (iwmmx2_mbuiltin): Likewise.
2191 (builtin_description bdesc_2arg): Revise built in declaration.
2192 (builtin_description bdesc_1arg): Likewise.
2193 (arm_init_iwmmxt_builtins): Revise built in initialization.
2194 (arm_expand_builtin): Revise built in expansion.
2195 (arm_output_iwmmxt_shift_immediate): New function.
2196 (arm_output_iwmmxt_tinsr): Likewise.
2197 * config/arm/arm-protos.h (arm_output_iwmmxt_shift_immediate): Declare.
2198 (arm_output_iwmmxt_tinsr): Likewise.
2199 * config/arm/iwmmxt.md (WCGR0, WCGR1, WCGR2, WCGR3): New constant.
2200 (iwmmxt_psadbw, iwmmxt_walign, iwmmxt_tmrc, iwmmxt_tmcr): Delete.
2201 (rorv4hi3, rorv2si3, rordi3): Likewise.
2202 (rorv4hi3_di, rorv2si3_di, rordi3_di): Likewise.
2203 (ashrv4hi3_di, ashrv2si3_di, ashrdi3_di): Likewise.
2204 (lshrv4hi3_di, lshrv2si3_di, lshrdi3_di): Likewise.
2205 (ashlv4hi3_di, ashlv2si3_di, ashldi3_di): Likewise.
2206 (iwmmxt_tbcstqi, iwmmxt_tbcsthi, iwmmxt_tbcstsi): Likewise
2207 (*iwmmxt_clrv8qi, *iwmmxt_clrv4hi, *iwmmxt_clrv2si): Likewise.
2208 (tbcstv8qi, tbcstv4hi, tbsctv2si): New pattern.
2209 (iwmmxt_clrv8qi, iwmmxt_clrv4hi, iwmmxt_clrv2si): Likewise.
2210 (*and<mode>3_iwmmxt, *ior<mode>3_iwmmxt, *xor<mode>3_iwmmxt): Likewise.
2211 (ror<mode>3, ror<mode>3_di): Likewise.
2212 (ashr<mode>3_di, lshr<mode>3_di, ashl<mode>3_di): Likewise.
2213 (ashli<mode>3_iwmmxt, iwmmxt_waligni, iwmmxt_walignr): Likewise.
2214 (iwmmxt_walignr0, iwmmxt_walignr1): Likewise.
2215 (iwmmxt_walignr2, iwmmxt_walignr3): Likewise.
2216 (iwmmxt_setwcgr0, iwmmxt_setwcgr1): Likewise.
2217 (iwmmxt_setwcgr2, iwmmxt_setwcgr3): Likewise.
2218 (iwmmxt_getwcgr0, iwmmxt_getwcgr1): Likewise.
2219 (iwmmxt_getwcgr2, iwmmxt_getwcgr3): Likewise.
2220 (All instruction patterns): Add wtype attribute.
2221 (*iwmmxt_arm_movdi, *iwmmxt_movsi_insn): iWMMXt coexist with vfp.
2222 (iwmmxt_uavgrndv8qi3, iwmmxt_uavgrndv4hi3): Revise the pattern.
2223 (iwmmxt_uavgv8qi3, iwmmxt_uavgv4hi3): Likewise.
2224 (ashr<mode>3_iwmmxt, ashl<mode>3_iwmmxt, lshr<mode>3_iwmmxt): Likewise.
2225 (iwmmxt_tinsrb, iwmmxt_tinsrh, iwmmxt_tinsrw):Likewise.
2226 (eqv8qi3, eqv4hi3, eqv2si3, gtuv8qi3): Likewise.
2227 (gtuv4hi3, gtuv2si3, gtv8qi3, gtv4hi3, gtv2si3): Likewise.
2228 (iwmmxt_wunpckihh, iwmmxt_wunpckihw, iwmmxt_wunpckilh): Likewise.
2229 (iwmmxt_wunpckilw, iwmmxt_wunpckehub, iwmmxt_wunpckehuh): Likewise.
2230 (iwmmxt_wunpckehuw, iwmmxt_wunpckehsb, iwmmxt_wunpckehsh): Likewise.
2231 (iwmmxt_wunpckehsw, iwmmxt_wunpckelub, iwmmxt_wunpckeluh): Likewise.
2232 (iwmmxt_wunpckeluw, iwmmxt_wunpckelsb, iwmmxt_wunpckelsh): Likewise.
2233 (iwmmxt_wunpckelsw, iwmmxt_wmadds, iwmmxt_wmaddu): Likewise.
2234 (iwmmxt_wsadb, iwmmxt_wsadh, iwmmxt_wsadbz, iwmmxt_wsadhz): Likewise.
2235 (iwmmxt2.md): Include.
2236 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __IWMMXT2__.
2237 (TARGET_IWMMXT2): New define.
2238 (TARGET_REALLY_IWMMXT2): Likewise.
2239 (arm_arch_iwmmxt2): Declare.
2240 * config/arm/mmintrin.h: Use __IWMMXT__ to enable iWMMXt intrinsics.
2241 Use __IWMMXT2__ to enable iWMMXt2 intrinsics.
2242 Use C name-mangling for intrinsics.
2244 (_mm_cvtsi32_si64, _mm_andnot_si64, _mm_sad_pu8): Revise.
2245 (_mm_sad_pu16, _mm_align_si64, _mm_setwcx, _mm_getwcx): Likewise.
2246 (_m_from_int): Likewise.
2247 (_mm_sada_pu8, _mm_sada_pu16): New intrinsic.
2248 (_mm_alignr0_si64, _mm_alignr1_si64, _mm_alignr2_si64): Likewise.
2249 (_mm_alignr3_si64, _mm_tandcb, _mm_tandch, _mm_tandcw): Likewise.
2250 (_mm_textrcb, _mm_textrch, _mm_textrcw, _mm_torcb): Likewise.
2251 (_mm_torch, _mm_torcw, _mm_tbcst_pi8, _mm_tbcst_pi16): Likewise.
2252 (_mm_tbcst_pi32): Likewise.
2253 (_mm_abs_pi8, _mm_abs_pi16, _mm_abs_pi32): New iWMMXt2 intrinsic.
2254 (_mm_addsubhx_pi16, _mm_absdiff_pu8, _mm_absdiff_pu16): Likewise.
2255 (_mm_absdiff_pu32, _mm_addc_pu16, _mm_addc_pu32): Likewise.
2256 (_mm_avg4_pu8, _mm_avg4r_pu8, _mm_maddx_pi16, _mm_maddx_pu16): Likewise.
2257 (_mm_msub_pi16, _mm_msub_pu16, _mm_mulhi_pi32): Likewise.
2258 (_mm_mulhi_pu32, _mm_mulhir_pi16, _mm_mulhir_pi32): Likewise.
2259 (_mm_mulhir_pu16, _mm_mulhir_pu32, _mm_mullo_pi32): Likewise.
2260 (_mm_qmulm_pi16, _mm_qmulm_pi32, _mm_qmulmr_pi16): Likewise.
2261 (_mm_qmulmr_pi32, _mm_subaddhx_pi16, _mm_addbhusl_pu8): Likewise.
2262 (_mm_addbhusm_pu8, _mm_qmiabb_pi32, _mm_qmiabbn_pi32): Likewise.
2263 (_mm_qmiabt_pi32, _mm_qmiabtn_pi32, _mm_qmiatb_pi32): Likewise.
2264 (_mm_qmiatbn_pi32, _mm_qmiatt_pi32, _mm_qmiattn_pi32): Likewise.
2265 (_mm_wmiabb_si64, _mm_wmiabbn_si64, _mm_wmiabt_si64): Likewise.
2266 (_mm_wmiabtn_si64, _mm_wmiatb_si64, _mm_wmiatbn_si64): Likewise.
2267 (_mm_wmiatt_si64, _mm_wmiattn_si64, _mm_wmiawbb_si64): Likewise.
2268 (_mm_wmiawbbn_si64, _mm_wmiawbt_si64, _mm_wmiawbtn_si64): Likewise.
2269 (_mm_wmiawtb_si64, _mm_wmiawtbn_si64, _mm_wmiawtt_si64): Likewise.
2270 (_mm_wmiawttn_si64, _mm_merge_si64): Likewise.
2271 (_mm_torvscb, _mm_torvsch, _mm_torvscw): Likewise.
2272 (_m_to_int): New define.
2273 * config/arm/arm-cores.def (iwmmxt2): Add FL_IWMMXT2.
2274 * config/arm/arm-arches.def (iwmmxt2): Likewise.
2275 * config/arm/t-arm (MD_INCLUDES): Add marvell-f-iwmmxt.md and
2277 * config/arm/arm.md (marvell-f-iwmmxt.md): Include.
2278 (arch): Add "iwmmxt2".
2279 (arch_enabled): Handle "iwmmxt2".
2280 (wtype): New attribute.
2281 (UNSPEC_WMADDS, UNSPEC_WMADDU): Delete.
2282 (UNSPEC_WALIGNI): New unspec.
2283 * config/arm/predicates.md (imm_or_reg_operand): New predicate.
2284 * config/arm/iterators.md (VMMX2): New mode_iterator.
2285 * config/arm/marvell-f-iwmmxt.md: New file.
2286 * config/arm/iwmmxt2.md: New file.
2288 2012-06-12 Jakub Jelinek <jakub@redhat.com>
2293 * c-decl.c (build_compound_literal): Call c_incomplete_type_error
2294 if type isn't complete.
2296 2012-06-12 Uros Bizjak <ubizjak@gmail.com>
2298 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
2300 2012-06-12 Richard Henderson <rth@redhat.com>
2302 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
2303 iterator instead of INT.
2305 2012-06-12 Bill Schmidt <wschmidt@linux.ibm.com>
2307 * opts.c: Add -fhoist-adjacent-loads to -O2 and above.
2308 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Add argument to forward
2310 (hoist_adjacent_loads, gate_hoist_loads): New forward declarations.
2311 (tree_ssa_phiopt): Call gate_hoist_loads.
2312 (tree_ssa_cs_elim): Add parm to tree_ssa_phiopt_worker call.
2313 (tree_ssa_phiopt_worker): Add do_hoist_loads to formal arg list; call
2314 hoist_adjacent_loads.
2315 (local_mem_dependence): New function.
2316 (hoist_adjacent_loads): Likewise.
2317 (gate_hoist_loads): Likewise.
2318 * common.opt (fhoist-adjacent-loads): New switch.
2319 * Makefile.in (tree-ssa-phiopt.o): Added dependencies.
2321 2012-06-12 Michael Matz <matz@suse.de>
2323 * alias.c (nonoverlapping_component_refs_p): Take two rtx arguments.
2324 (nonoverlapping_memrefs_p): Don't call it here ...
2325 (true_dependence_1): ... but here.
2327 2012-06-12 Richard Guenther <rguenther@suse.de>
2329 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove dead code.
2330 * alias.c (ao_ref_from_mem): MEM_EXPR is conservative, MEM_OFFSET
2331 and MEM_SIZE only refines it. Reflect that and be less conservative
2332 if either of the latter is not known.
2334 2012-06-12 Jakub Jelinek <jakub@redhat.com>
2336 PR rtl-optimization/53589
2337 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
2338 discovery even when e->dest != target. If any LABEL_REF points
2339 to e->dest label, redirect it to target's label.
2341 2012-06-12 Chung-Lin Tang <cltang@codesourcery.com>
2343 * config/sh/sh.c (output_stack_adjust): Remove !epilogue_p
2344 condition for generating REG_FRAME_RELATED_EXPR note.
2345 (pop): Add code for generating REG_CFA_RESTORE,
2346 REG_CFA_ADJUST_CFA notes. Set RTX_FRAME_RELATED_P to 1.
2347 (sh_expand_epilogue): Use frame_insn() for FP to SP move.
2348 Set 'frame_p' of calls to output_stack_adjust() to 'true'.
2350 2012-06-11 Richard Henderson <rth@redhat.com>
2352 * config/alpha/alpha.c (HWI_HEX2): Add missing shift.
2353 * vmsdbgout.c (VMS_EPOCH_OFFSET): Add LL suffix.
2355 * config/alpha/alpha.c (alpha_trampoline_init): Split large constants.
2357 2012-06-12 Hans-Peter Nilsson <hp@axis.com>
2359 * doc/tm.texi.in (Addressing Modes) <TARGET_LEGITIMIZE_ADDRESS>:
2360 Mention that this hook needs to be defined for native TLS.
2361 * doc/tm.texi: Regenerate.
2363 2012-06-11 Mike Stump <mikestump@comcast.net>
2365 * emit-rtl.c (init_emit_once): Iterate through the
2366 MODE_PARTIAL_INT modes with MIN_MODE_PARTIAL_INT and
2367 MAX_MODE_PARTIAL_INT, as GET_MODE_WIDER_MODE doesn't step through
2368 all the MIN_MODE_PARTIAL_INT modes anymore.
2370 2012-06-12 Maxim Kuvyrkov <maxim@codesourcery.com>
2372 * gcc/config/mips/mips-tables.opt (xlp): Fix merge typo.
2374 2012-06-11 Roland McGrath <mcgrathr@google.com>
2376 * dwarf2out.c (const_ok_for_output_1): Detect a TLS UNSPEC using
2377 SYMBOL_REF_TLS_MODEL rather than DECL_THREAD_LOCAL_P, in case it's
2378 not a VAR_DECL. Also don't limit it to UNSPECs with exactly one
2381 2012-06-11 Oleg Endo <olegendo@gcc.gnu.org>
2384 * config/sh/sh.md (fmasf4): New expander.
2385 (*macsf3): Rename to fmasf4_i. Adapt to fma pattern.
2386 (mac_media): Rename to fmasf4_media. Adapt to fma pattern.
2387 * config/sh/sh.opt (mfused-madd): Remove.
2388 * config/sh/sh.c (sh_option_override): Remove mfused-madd handling.
2389 (builtin_description bdesc): Remove __builtin_sh_media_FMAC_S.
2390 * config.gcc (sh[123456789lbe]*-*-* | sh-*-*): Add fused-madd.opt
2392 * doc/invoke.texi (SH Options): Update mfused-madd and mno-fused-madd
2395 2012-06-11 Richard Henderson <rth@redhat.com>
2397 * dwarf2cfi.c (scan_trace): Handle annulled branch-taken delay slots.
2399 2012-06-11 Richard Guenther <rguenther@suse.de>
2402 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
2403 replace it with the first non-BLOCK context.
2405 2012-06-11 Richard Guenther <rguenther@suse.de>
2407 * alias.c (aliases_everything_p): Remove.
2408 (DIFFERENT_ALIAS_SETS_P): Likewise.
2409 (true_dependence_1): Use mems_in_disjoint_alias_sets_p directly.
2410 Do not use aliases_everything_p or special-case ANDs. Do not
2411 special-case BLKmode moves.
2412 (may_alias_p): Likewise. Handle BLKmode similar like everywhere
2415 2012-06-09 Hans-Peter Nilsson <hp@axis.com>
2417 Fix CRIS build errors with --enable-build-with-cxx.
2418 * config/cris/cris.c (cris_emit_trap_for_misalignment): Rename
2419 variable "and" to "andop".
2420 * config/cris/sync.md ("atomic_fetch_<atomic_op_name><mode>"): Use
2421 temporary variable for memory model, passing C++-type-correct
2422 parameter type to expand_mem_thread_fence.
2423 ("atomic_compare_and_swap<mode>"): Ditto.
2425 2012-06-09 Richard Henderson <rth@redhat.com>
2428 * cfgcleanup.c (execute_jump): Rename from rest_of_handle_jump2.
2429 (pass_jump): Rename from pass_jump2.
2430 (execute_jump2, pass_jump2): New.
2431 * combine-stack-adj.c (rest_of_handle_stack_adjustments): Don't
2432 perform cfg cleanup here. Move the test of PUSH_ROUNDING
2433 and ACCUMULATE_OUTGOING_ARGS test...
2434 (gate_handle_stack_adjustments): ... here.
2435 * passes.c (init_optimization_passes): Update for pass_jump2 rename.
2436 Place new pass_jump2 after pass_stack_adjustments.
2437 * tree-pass.h (pass_jump): Declare.
2439 2012-06-09 Kenneth Zadeck <zadeck@naturalbridge.com>
2441 * simplify-rtx.c (simplify_const_binary_operation): Fixed shift
2444 2012-06-08 Richard Henderson <rth@redhat.com>
2447 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
2448 note to a clobber insn when no other insn is available.
2450 2012-06-08 Georg-Johann Lay <avr@gjlay.de>
2452 * config/avr/avr.c (avr_case_values_threshold): Return 7.
2454 2012-06-07 Andreas Schwab <schwab@linux-m68k.org>
2456 * genhooks.c (main): Set progname.
2457 (emit_documentation): Remove variable found_start, always bail out
2458 when a place is missing.
2459 * doc/tm.texi.in (C++ ABI): Add @hook TARGET_CXX_DECL_MANGLING_CONTEXT.
2461 2012-06-07 Jakub Jelinek <jakub@redhat.com>
2464 * omp-low.c (scan_omp): Change first argument to gimple_seq *,
2465 call walk_gimple_seq_mod instead of walk_gimple_seq.
2466 (scan_sharing_clauses, scan_omp_parallel, scan_omp_task,
2467 scan_omp_for, scan_omp_sections, scan_omp_single,
2468 execute_lower_omp): Adjust callers.
2469 (scan_omp_1_stmt): Likewise. If check_omp_nesting_restrictions
2470 returns false, replace stmt with GIMPLE_NOP.
2471 (check_omp_nesting_restrictions): Instead of issuing warnings,
2472 issue errors and return false if any errors were reported.
2474 2012-06-06 Steven Bosscher <steven@gcc.gnu.org>
2476 * doc/invoke.texi (fconserve-space): Remove documentation.
2478 2012-06-06 Edmar Wienskoski <edmar@freescale.com>
2480 * config/rs6000/rs6000-tables.opt: Regenerated.
2482 2012-06-06 Richard Guenther <rguenther@suse.de>
2484 PR tree-optimization/53081
2485 * tree-data-ref.h (adjacent_store_dr_p): Rename to ...
2486 (adjacent_dr_p): ... this and make it work for reads, too.
2487 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMCPY.
2488 (struct partition_s): Change main_stmt to main_dr, add
2489 secondary_dr member.
2490 (build_size_arg_loc): Change to date data-reference and not
2492 (build_addr_arg_loc): New function split out from ...
2493 (generate_memset_builtin): ... here. Use it and simplify.
2494 (generate_memcpy_builtin): New function.
2495 (generate_code_for_partition): Adjust.
2496 (classify_partition): Streamline pattern detection. Detect memcpy.
2497 (ldist_gen): Adjust.
2498 (tree_loop_distribution): Adjust seed statements for memcpy
2501 2012-06-06 Matt Turner <mattst88@gmail.com>
2503 * config/arm/mmintrin.h (_mm_empty): New.
2506 2012-06-06 Richard Sandiford <r.sandiford@uk.ibm.com>
2508 * doc/invoke.texi (sched-pressure-algorithm): Document new --param.
2509 * common.opt (fsched-pressure-algorithm=): Remove.
2510 * flag-types.h (sched_pressure_algorithm): Move to...
2511 * sched-int.h (sched_pressure_algorithm): ...here.
2512 * params.def (sched-pressure-algorithm): New param.
2513 * haifa-sched.c (sched_init): Use it to initialize sched_pressure.
2514 * common/config/s390/s390-common.c (s390_option_optimization_table):
2515 Remove OPT_fsched_pressure_algorithm_ entry.
2516 * config/s390/s390.c (s390_option_override): Set a default value for
2517 PARAM_SCHED_PRESSURE_ALGORITHM.
2519 2012-06-05 Michael Meissner <meissner@linux.vnet.ibm.com>
2522 * config/rs6000/rs6000.c (rs6000_generate_compare): If we are
2523 doing an unsigned compare, make sure the second argument is not a
2525 (rs6000_emit_cmove): Don't allow floating point comparisons when
2526 generating ISEL moves.
2528 2012-06-05 Edmar Wienskoski <edmar@freescale.com>
2530 * config/rs6000/e5500.md: New file.
2531 * config/rs6000/e6500.md: New file.
2532 * config/rs6000/rs6000.c (processor_costs): Add new costs for
2534 (rs6000_option_override_internal): Altivec and Spe options not
2535 allowed with e5500. Spe options not allowed with e6500. Increase
2536 move inline limit for e5500 and e6500. Disable string instructions
2537 for e5500 and e6500. Enable branch targets alignment for e5500 and
2538 e6500. Initialize rs6000_cost for e5500 and e6500.
2539 (rs6000_adjust_cost): Add extra scheduling cycles between compare
2540 and brnach for e5500 and e6500.
2541 (rs6000_issue_rate): Set issue rate for e5500 and e6500.
2542 * config/rs6000/rs6000-cpus.def: Add cpu definitions for e5500 and
2544 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add e5500 and e6500.
2545 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce5500 and
2547 Include e5500.md and e6500.md.
2548 * config/rs6000/rs6000-opt.h (processor_type): Add
2549 PROCESSOR_PPCE5500 and PROCESSOR_PPCE6500.
2550 * config.gcc (cpu_is_64bit): Add new cores e5500, e6500.
2551 (powerpc*-*-*): Add new cores e5500, e6500.
2552 * doc/invoke.texi: (item -mcpu): Add e5500 and e6500 to list of cpus.
2554 2012-06-05 Richard Guenther <rguenther@suse.de>
2556 * tree-vect-data-refs.c (vect_analyze_data_refs): Fix last change.
2558 2012-06-05 H.J. Lu <hongjiu.lu@intel.com>
2561 * config.gcc: Select x32 run-time library if --with-abi={x32|mx32}
2562 is used for x86_64-*-*.
2564 2012-06-05 Richard Guenther <rguenther@suse.de>
2566 PR tree-optimization/30442
2567 * tree-vect-data-refs.c (vect_analyze_data_refs): For basic-block
2568 vectorization stop analysis at the first stmt we cannot compute
2569 a data-reference for instead of giving up completely.
2571 2012-06-05 Richard Guenther <rguenther@suse.de>
2573 * tree-loop-distribution.c (struct partition_s): Add has_writes member.
2574 (partition_alloc): Initialize it.
2575 (partition_has_writes): New function.
2576 (rdg_flag_uses): Adjust.
2577 (rdg_flag_vertex): Likewise.
2578 (rdg_flag_vertex_and_dependent): Likewise.
2579 (rdg_flag_loop_exits): Likewise.
2580 (build_rdg_partition_for_component): Likewise.
2581 (rdg_build_partitions): Likewise.
2583 2012-06-05 Richard Guenther <rguenther@suse.de>
2585 PR tree-optimization/53081
2586 * tree-loop-distribution.c (generate_memset_builtin): Handle all
2587 kinds of byte-sized stores.
2588 (classify_partition): Likewise.
2589 (tree_loop_distribution): Adjust seed statements used for
2590 !flag_tree_loop_distribution.
2592 2012-06-05 Alan Modra <amodra@gmail.com>
2594 * config/rs6000/rs6000.c (ptr_regno_for_savres): Comment.
2595 (rs6000_emit_prologue): Ensure register used for inline saves
2596 of vector regs is not the static chain register. Revise comment.
2598 2012-06-04 Oleg Endo <olegendo@gcc.gnu.org>
2600 * doc/md.texi (Standard Pattern Names For Generation): Document
2603 2012-06-04 H.J. Lu <hongjiu.lu@intel.com>
2606 * config/i386/i386.c (ix86_sched_reorder) Skip debug insns.
2608 2012-06-04 Jason Merrill <jason@redhat.com>
2610 * dwarf2out.c (is_unit_die): New.
2611 (copy_declaration_context, copy_ancestor_tree): Use it.
2612 (copy_decls_walk): Likewise.
2614 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
2617 * doc/invoke.texi (Wenum-compare): Update documentation.
2619 2012-06-04 Dodji Seketeli <dodji@redhat.com>
2621 PR preprocessor/53463
2622 * parser.c (cp_parser_assignment_expression): Use the location
2623 for the '=' as the default location for the expression.
2625 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
2628 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
2630 (altivec_stvlxl): Ditto.
2631 (altivec_stvrx): Ditto.
2632 (altivec_stvrxl): Ditto.
2634 2012-06-04 Vladimir Makarov <vmakarov@redhat.com>
2636 * ira-int.h (struct target_ira_int): Add member x_ira_uniform_class_p.
2637 (ira_uniform_class_p): New macro.
2639 * ira.c (setup_uniform_class_p): New function.
2640 (setup_allocno_and_important_classes): Call the function.
2641 (print_unform_and_important_classes): New function.
2642 (print_classes): Rename to print_translated_classes.
2643 (ira_debug_allocno_classes): Add call of
2644 print_unform_and_important_classes.
2646 * ira-costs.c (setup_regno_cost_classes_by_aclass): Use uniform
2647 classes instead of pressure classes.
2649 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
2652 * trans-mem.c (expand_block_edges): Do not skip the first
2653 statement when resetting the BB.
2655 2012-06-04 Richard Guenther <rguenther@suse.de>
2657 * tree-data-ref.c (stores_from_loop): Remove.
2658 (stmt_with_adjacent_zero_store_dr_p): Likewise.
2659 (stores_zero_from_loop): Likewise.
2660 * tree-data-ref.h (stores_from_loop, stores_zero_from_loop,
2661 stmt_with_adjacent_zero_store_dr_p, stride_of_unit_type_p): Remove.
2662 (adjacent_store_dr_p): New function.
2663 * tree-loop-distribution.c (generate_memset_builtin): Pass
2664 the RDG, use the already available data-reference.
2665 (generate_code_for_partition): Pass down RDG.
2666 (classify_partition): Inline parts of the former
2667 stmt_with_adjacent_zero_store_dr_p here and use adjacent_store_dr_p.
2668 (ldist_gen): Remember if there was any detected builtin and
2669 do less work if not and flag_tree_loop_distribution is not set.
2670 (tree_loop_distribution): Inline and fuse stores_from_loop
2671 and stores_zero_from_loop here.
2673 2012-06-04 Richard Guenther <rguenther@suse.de>
2676 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
2677 create new assembler names.
2679 2012-06-04 Richard Guenther <rguenther@suse.de>
2681 * tree-data-ref.c (struct rdg_vertex_info): Remove.
2682 (rdg_vertex_for_stmt): Simplify using gimple_uid.
2683 (create_rdg_vertices): Pass loop argument, remove stmt to RDG index
2684 hashtable. Record stmt data-references.
2685 (hash_stmt_vertex_info): Remove.
2686 (eq_stmt_vertex_info): Likewise.
2687 (hash_stmt_vertex_del): Likewise.
2688 (build_empty_rdg): Simplify.
2689 (build_rdg): Adjust.
2690 (free_rdg): Likewise.
2691 (ref_base_address): Remove.
2692 (have_similar_memory_accesses): Likewise.
2693 * tree-data-ref.h (create_rdg_vertices): Remove.
2694 (struct rdg_vertex): Add datarefs member.
2695 (RDGV_DATAREFS): New define.
2696 (RDG_DATAREFS): Likewise.
2697 (have_similar_memory_accesses): Remove.
2698 (rdg_has_similar_memory_accesses): Likewise.
2699 * tree-loop-distribution.c (ref_base_address): Re-implement here.
2700 (similar_memory_accesses): Re-implement using existing data-references.
2701 (tree_loop_distribution): Initialize stmt uids for the stmt to
2703 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
2704 access stmt vinfo for stmts in loop.
2706 2012-06-04 Andreas Schwab <schwab@linux-m68k.org>
2709 * config/m68k/m68k.md ("tablejump"): Fix check for
2710 CASE_VECTOR_PC_RELATIVE.
2712 2012-06-04 Steven Bosscher <steven@gcc.gnu.org>
2714 * output.h (merge_weak, assemble_alias,
2715 initializer_constant_valid_p,
2716 initializer_constant_valid_for_bitfield_p): Move protos from here...
2717 * tree.h: ... to here.
2718 * cgraphclones.c: Do not include output.h.
2719 * gimplify.c: Likewise.
2720 * reload.c: Likewise.
2721 * recog.c: Likewise.
2722 * tree-ssa-loop-ivopts.c: Likewise.
2723 * tree-switch-conversion.c: Likewise.
2724 * c-parser.c: Likewise.
2725 * c-typeck.c: Likewise.
2726 * Makefile.in: Fix dependencies.
2728 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
2731 * config/avr/avr-stdint.h: New file.
2732 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
2735 2012-06-04 Jakub Jelinek <jakub@redhat.com>
2737 PR tree-optimization/53550
2738 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
2739 is POINTER_TYPE_P, use sizetype as step type instead of type.
2741 2012-06-04 Richard Guenther <rguenther@suse.de>
2743 * tree-data-ref.c (have_similar_memory_accesses_1): Remove.
2744 (ref_base_address_1): Likewise.
2745 (remove_similar_memory_refs): Likewise.
2746 * tree-data-ref.h (remove_similar_memory_refs): Remove.
2747 * tree-loop-distribution.c (classify_partition): Do not classify
2748 as builtin if -ftree-loop-distribute-patterns is not enabled.
2749 (fuse_partitions_with_similar_memory_accesses): Inline ...
2750 (ldist_gen): ... here. Fuse all non-builtin partitions if
2751 -ftree-loop-distribution is not enabled. Properly return
2752 the number of created partitions. Do not update SSA form here but ...
2753 (tree_loop_distribution): ... once here for the whole function.
2754 Only walk innermost loops, constrain loops we consider here
2755 further. Do not call remove_similar_memory_refs.
2756 (distribute_loop): Do not check number of loop nodes here.
2758 2012-06-04 Steven Bosscher <steven@gcc.gnu.org>
2760 * Makefile.in (GIMPLE_H): Do not depend on TARGET_H.
2762 2012-06-03 Martin Jambor <mjambor@suse.cz>
2764 * ipa-prop.h (ipa_get_jf_known_type_offset): New function.
2765 (ipa_get_jf_known_type_base_type): Likewise.
2766 (ipa_get_jf_known_type_component_type): Likewise.
2767 (ipa_get_jf_constant): Likewise.
2768 (ipa_get_jf_pass_through_formal_id): Likewise.
2769 (ipa_get_jf_pass_through_operation): Likewise.
2770 (ipa_get_jf_ancestor_offset): Likewise.
2771 (ipa_get_jf_ancestor_type): Likewise.
2772 (ipa_get_jf_ancestor_formal_id): Likewise.
2773 (ipa_get_jf_member_ptr_pfn): Likewise.
2774 * ipa-prop.c (ipa_set_jf_known_type): New function.
2775 (ipa_set_jf_constant): Likewise.
2776 (ipa_set_jf_simple_pass_through): Likewise.
2777 (ipa_set_jf_arith_pass_through): Likewise.
2778 (ipa_set_ancestor_jf): Likewise.
2779 (fill_member_ptr_cst_jump_function): Moved up and renamed to
2780 ipa_set_jf_member_ptr_cst.
2781 (detect_type_change_1): Use the new jump function creation functions.
2782 (compute_complex_assign_jump_func): Likewise.
2783 (compute_complex_ancestor_jump_func): Likewise.
2784 (compute_known_type_jump_func): Likewise.
2785 (compute_scalar_jump_functions): Likewise.
2786 (compute_pass_through_member_ptrs): Likewise.
2787 (determine_cst_member_ptr): Likewise.
2788 (combine_known_type_and_ancestor_jfs): Likewise.
2789 (try_make_edge_direct_simple_call): Likewise.
2790 (try_make_edge_direct_virtual_call): Likewise.
2791 (update_indirect_edges_after_inlining): Likewise.
2792 * ipa-cp.c (ipa_get_jf_pass_through_result): Use jump function
2793 access functions. Incorporat NOP_EXPR and BINFO handling from its
2795 (ipa_get_jf_ancestor_result): Likewise. Incorporate handling BINFOs
2796 which was in its callers.
2797 (ipa_value_from_jfunc): Use jump function access functions. Some
2798 functionality moved to functions above.
2799 (propagate_vals_accross_ancestor): Likewise.
2800 (propagate_vals_accross_pass_through): Use jump function access
2802 (propagate_accross_jump_function): Likewise.
2803 * ipa-inline-analysis.c (remap_edge_change_prob): Use jump function
2805 (inline_merge_summary): Likewise.
2807 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2809 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
2810 * config/pa/pa.c (pa_attr_length_millicode_call): Use
2811 MAX_PCREL17F_OFFSET instead of fixed offset.
2812 (pa_attr_length_call): Likewise.
2813 (pa_attr_length_indirect_call): Likewise.
2815 2012-06-03 Oleg Endo <olegendo@gcc.gnu.org>
2818 * config/sh/sh.opt (mfsca, mfsrra): New options.
2819 * config/sh/sh.md (rsqrtsf2): Use TARGET_FPU_ANY and TARGET_FSRRA
2821 (fsca): Use TARGET_FPU_ANY and TARGET_FSCA condition.
2822 (sinssf2, cossf2): Fold expanders to ...
2823 (sincossf3): ... this new expander. Use TARGET_FPU_ANY and
2824 TARGET_FSCA condition.
2825 * config/sh/sh.c (sh_option_override): Handle TARGET_FSRRA and
2827 * doc/invoke.texi (SH Options): Add descriptions for -mfsca,
2828 -mno-fsca, -mfsrra, -mno-fsrra.
2830 2012-06-03 Matt Turner <mattst88@gmail.com>
2832 * config/mips/4600.md (r4700_imul_si): New.
2833 (r4700_imul_di): New.
2834 (r4700_fmul_single): New.
2835 (r4700_fmul_double): New.
2836 * config/mips/mips-cpus.def: Add r4700.
2837 * config/mips/mips.c: Likewise.
2838 * config/mips/mips.md: Likewise.
2839 * config/mips/mips-tables.opt: Regenerate.
2841 2012-06-02 Steven Bosscher <steven@gcc.gnu.org>
2843 * config/sparc/sparc.h (INITIAL_ELIMINATION_OFFSET): Split out to
2844 new function sparc_initial_elimination_offset.
2845 * config/sparc/sparc.c (sparc_initial_elimination_offset): New
2847 * config/sparc/sparc-protos.h (sparc_initial_elimination_offset):
2850 2012-06-02 Kenneth Zadeck <zadeck@naturalbridge.com>
2852 * expmed.c (expand_mult, choose_multiplier): Change
2853 "2 * HOST_BITS_PER_WIDE_INT" to "HOST_BITS_PER_DOUBLE_INT".
2854 * expr.c (convert_modes): Likewise.
2855 * explow.c (plus_constant): Likewise.
2856 * fixed-value.c (fixed_saturate1, fixed_saturate2)
2857 (do_fixed_add, do_fixed_multiply, do_fixed_multiply)
2858 (do_fixed_multiply, do_fixed_multiply, do_fixed_divide)
2859 (do_fixed_divide, do_fixed_divide, do_fixed_divide)
2860 (do_fixed_divide, do_fixed_divide, do_fixed_shift, do_fixed_shift)
2861 (do_fixed_shift, fixed_convert, fixed_convert)
2862 (fixed_convert_from_int, fixed_convert_from_int)
2863 (fixed_convert_from_real): Likewise.
2864 * fold-const.c (fold_convert_const_int_from_fixed, sign_bit_p)
2865 (native_interpret_int, fold_binary_loc, fold_ternary_loc): Likewise.
2866 * varasm.c (output_constructor_bitfield): Likewise.
2867 * tree-vrp.c (register_edge_assert_for_2): Likewise.
2868 * double-int.c (rshift_double, lshift_double): Likewise.
2869 * double-int.h (double_int_fits_in_uhwi_p, double_int, double_int):
2871 * simplify-rtx.c (mode_signbit_p)
2872 (simplify_const_unary_operation, simplify_binary_operation_1)
2873 (simplify_immed_subreg): Likewise.
2874 * builtins.c (c_readstr, fold_builtin_bitop): Likewise.
2875 * tree-vect-generic.c (build_replicated_const): Likewise.
2876 * dbxout.c (stabstr_O): Likewise.
2877 * emit-rtl.c (immed_double_int_const, immed_double_const)
2878 (gen_lowpart_common, init_emit_once): Likewise.
2879 * tree.c (integer_pow2p, tree_log2, tree_floor_log2)
2880 (widest_int_cst_value, upper_bound_in_type): Likewise.
2881 * stor-layout.c (initialize_sizetypes, fixup_signed_type)
2882 (fixup_unsigned_type): Likewise.
2883 * real.c (real_to_integer2, real_from_integer): Likewise.
2884 * dwarf2out.c (size_of_loc_descr, size_of_die, output_die)
2885 (clz_loc_descriptor, mem_loc_descriptor): Likewise.
2887 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
2890 * fold-const.c (fold_binary_loc): Refine previous change.
2892 2012-06-01 Olivier Hainque <hainque@adacore.com>
2894 * config/rs6000/vxworks.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Restore
2895 the "do {" part of the do-while(0) loop.
2897 2012-06-01 Yuri Rumyantsev <yuri.s.rumyantsev@intel.com>
2899 * config/i386/i386.c (x86_sched_reorder): New function.
2900 Added new function x86_sched_reorder.
2902 2012-06-01 Richard Guenther <rguenther@suse.de>
2904 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
2906 (classify_partition): Likewise.
2908 2012-06-01 Richard Guenther <rguenther@suse.de>
2910 * tree-loop-distribution.c (enum partition_kind): New enum.
2911 (struct partition_s): Add kind and main_stmt members.
2912 (partition_alloc): Initialize kind to PKIND_NORMAL.
2913 (partition_builtin_p): New function.
2914 (copy_loop_before): Remove failure path and assert instead.
2915 (generate_loops_for_partition): Likewise.
2916 (generate_memset_zero): Fold into ...
2917 (generate_memset_builtin): ... this.
2918 (classify_partition): New function with code from
2919 can_generate_builtin and generate_builtin.
2920 (generate_builtin): Remove.
2921 (can_generate_builtin): Likewise.
2922 (fuse_partitions_with_similar_memory_accesses): Call
2923 partition_builtin_p instead of can_generate_builtin.
2924 (rdg_build_partitions): Do not call
2925 fuse_partitions_with_similar_memory_accesses here...
2926 (ldist_gen): ... but here after classifying all partitions.
2927 Remove failure path of generate_code_for_partition.
2928 (generate_code_for_partition): Generate code according
2929 to partition classification.
2931 2012-06-01 Manuel López-Ibáñez <manu@gcc.gnu.org>
2932 Jonathan Wakely <jwakely.gcc@gmail.com>
2935 * doc/invoke.texi (Warning Options): Explain purpose and differences
2936 between -Wmissing-prototypes and -Wmissing-declarations.
2938 2012-06-01 Christian Bruel <christian.bruel@st.com>
2940 * gcc.c (save_switch): Add user_p parameter.
2941 (read_specs): Likewise.
2942 (set_specs): Likewise.
2943 (validate_switches): Likewise.
2944 (validate_switches_from_spec): Likewise.
2945 (validate_all_switches): Pass on user_p parameter.
2946 (struct spec_list): Add user_p field.
2947 (struct switchstr): Add known field.
2948 (save_switch): Add known parameter.
2949 (INIT_STATIC_SPEC): Initialize user_p;
2950 (driver_unknown_option_callbac): call save_switch if
2951 OPT_SPECIAL_unknown.
2952 (driver_handle_option): Propagate OPT_specs.
2953 (do_spec_1): Set validated only if known.
2954 (check_live_switch): Likewise.
2955 (validate_switches): Set validated if known or user_spec.
2957 2012-06-01 Hans-Peter Nilsson <hp@axis.com>
2959 Add CRIS atomic patterns for 1, 2, and 4 bytes.
2960 * config/cris/cris.c (cris_emit_trap_for_misalignment): New function.
2961 * config/cris/cris-protos.h: Declare it.
2962 * config/cris/cris.h [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 32]
2963 (TARGET_DEFAULT): Add alignment by 32.
2964 [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 10] (TARGET_DEFAULT): New
2965 case, as TARGET_CPU_DEFAULT == 0 but with alignment as for
2966 TARGET_CPU_DEFAULT == 32.
2967 (TARGET_TRAP_UNALIGNED_ATOMIC): New macro.
2968 * config/cris/cris.md: Include sync.md. Avoid allocating specific
2969 numbers by replacing the define_constants for all UNSPECs with the
2970 equivalent define_c_enum construct.
2971 * config/cris/cris.opt (mtrap-unaligned-atomic): New option.
2972 * config/cris/sync.md: New file.
2974 2012-05-31 Matt Turner <mattst88@gmail.com>
2976 * config/mips/4600.md (r4600_imul_si): Rename from r4600_imul.
2977 (r4600_imul_di): New.
2978 (r4600_idiv_si): Rename from r4600_idiv.
2979 (r4600_idiv_di): New.
2981 2012-05-31 Steven Bosscher <steven@gcc.gnu.org>
2983 * output.h (__gcc_host_wide_int__): Move to hwint.h.
2984 (decl_default_tls_model): Move to tree.h
2985 (dump_file): Move to system.h.
2986 (default_stabs_asm_out_destructor, default_stabs_asm_out_constructor,
2987 dbxout_int, dbxout_stabd, dbxout_begin_stabn, dbxout_begin_stabn_sline,
2988 dbxout_begin_empty_stabs, dbxout_begin_simple_stabs,
2989 dbxout_begin_simple_stabs_desc, dbxout_stab_value_zero,
2990 dbxout_stab_value_zero, dbxout_stab_value_label_diff,
2991 dbxout_stab_value_internal_label,
2992 dbxout_stab_value_internal_label_diff): Move from here ...
2993 * dbxout.h: ... to here.
2994 * system.h (dump_file): Moved here from output.h.
2995 * hwint.h (__gcc_host_wide_int__): Moved here from output.h.
2996 * tree.h (decl_default_tls_model): Moved here from output.h.
2997 * varasm.c (default_stabs_asm_out_destructor,
2998 default_stabs_asm_out_constructor): Move from here ...
2999 * dbxout.c: ... to here.
3001 * gcov-dump.c (dump_file): Rename to dump_gcov_file. Update callers.
3003 * collect2.h (dump_file): Rename to dump_ld_file.
3004 * collect2.c: Likewise.
3005 * tlink.c: Likewise.
3007 * alias.c: Do not include output.h.
3008 * auto-inc-dec.c: Likewise.
3009 * bt-load.c: Likewise.
3010 * caller-save.c: Likewise.
3012 * cfgbuild.c: Likewise.
3013 * cfgcleanup.c: Likewise.
3014 * cfglayout.c: Likewise.
3015 * cfgloop.c: Likewise.
3016 * cfgloopanal.c: Likewise.
3017 * cfgloopmanip.c: Likewise.
3018 * cfgrtl.c: Likewise.
3019 * cgraph.c: Likewise.
3020 * cgraphclones.c: Likewise.
3021 * combine-stack-adj.c: Likewise.
3022 * combine.c: Likewise.
3023 * cprop.c: Likewise.
3025 * cselib.c: Likewise.
3026 * dbgcnt.c: Likewise.
3027 * df-problems.c: Likewise.
3028 * df-scan.c: Likewise.
3029 * dojump.c: Likewise.
3030 * fwprop.c: Likewise.
3032 * graph.c: Likewise.
3033 * haifa-sched.c: Likewise.
3034 * hw-doloop.c: Likewise.
3035 * ipa-inline-transform.c: Likewise.
3036 * ipa-pure-const.c: Likewise.
3037 * ipa-reference.c: Likewise.
3038 * ipa-utils.c: Likewise.
3039 * ira-build.c: Likewise.
3040 * ira-emit.c: Likewise.
3042 * loop-doloop.c: Likewise.
3043 * loop-invariant.c: Likewise.
3044 * loop-iv.c: Likewise.
3045 * loop-unroll.c: Likewise.
3046 * loop-unswitch.c: Likewise.
3047 * lto-cgraph.c: Likewise.
3048 * lto-section-in.c: Likewise.
3049 * lto-streamer-in.c: Likewise.
3051 * mode-switching.c: Likewise.
3052 * postreload-gcse.c: Likewise.
3053 * postreload.c: Likewise.
3054 * predict.c: Likewise.
3055 * profile.c: Likewise.
3057 * reg-stack.c: Likewise.
3058 * regcprop.c: Likewise.
3059 * regmove.c: Likewise.
3060 * regstat.c: Likewise.
3061 * reload1.c: Likewise.
3062 * sched-ebb.c: Likewise.
3063 * sel-sched-dump.c: Likewise.
3064 * simplify-rtx.c: Likewise.
3065 * stor-layout.c: Likewise.
3066 * store-motion.c: Likewise.
3067 * tracer.c: Likewise.
3068 * tree-affine.c: Likewise.
3069 * tree-cfg.c: Likewise.
3070 * tree-cfgcleanup.c: Likewise.
3071 * tree-dfa.c: Likewise.
3072 * tree-into-ssa.c: Likewise.
3073 * tree-nomudflap.c: Likewise.
3074 * tree-optimize.c: Likewise.
3075 * tree-pretty-print.c: Likewise.
3076 * tree-profile.c: Likewise.
3077 * tree-ssa-address.c: Likewise.
3078 * tree-ssa-ccp.c: Likewise.
3079 * tree-ssa-copy.c: Likewise.
3080 * tree-ssa-dom.c: Likewise.
3081 * tree-ssa-loop-ch.c: Likewise.
3082 * tree-ssa-loop-im.c: Likewise.
3083 * tree-ssa-loop-manip.c: Likewise.
3084 * tree-ssa-loop-niter.c: Likewise.
3085 * tree-ssa-loop-prefetch.c: Likewise.
3086 * tree-ssa-loop-unswitch.c: Likewise.
3087 * tree-ssa-loop.c: Likewise.
3088 * tree-ssa-propagate.c: Likewise.
3089 * tree-ssa-structalias.c: Likewise.
3090 * tree-ssa-tail-merge.c: Likewise.
3091 * tree-ssa-threadedge.c: Likewise.
3092 * tree-ssa-threadupdate.c: Likewise.
3093 * tree-ssa-uncprop.c: Likewise.
3094 * tree-ssa-uninit.c: Likewise.
3095 * tree-ssa.c: Likewise.
3096 * value-prof.c: Likewise.
3097 * var-tracking.c: Likewise.
3100 * config/m32r/m32r.c: Include dbxout.h.
3101 * config/pa/pa.c: Likewise.
3102 * config/rs6000/rs6000.c: Likewise.
3104 * Makefile.in: Fix dependencies.
3105 * config/rs6000/t-rs5000: Likewise.
3107 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
3109 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
3110 * gimple.h (block_in_transaction): Check for flag_tm.
3112 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
3114 PR tree-optimization/52558
3115 * cfg.c (alloc_aux_for_edge): Fix comment.
3116 (alloc_aux_for_edge): Remove static.
3117 * basic-block.h (alloc_aux_for_edge): Protoize.
3118 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
3119 (execute_sm_if_changed_flag): New.
3120 (execute_sm_if_changed_flag_set): New.
3121 (execute_sm): Do not generate data races unless requested.
3122 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
3123 (tree_ssa_lim_finalize): Call free_aux_for_edges.
3124 * gimple.h (block_in_transaction): New.
3125 (gimple_in_transaction): Use block_in_transaction.
3127 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
3130 * config/avr/avr.opt (-msp8): Document it.
3131 * doc/invoke.texi (AVR Options): Ditto. And document related
3134 2012-05-31 Diego Novillo <dnovillo@google.com>
3136 * configure.ac (CXX_FOR_BUILD): Define and substitute.
3137 (BUILD_CXXFLAGS): Define and substitute.
3138 * Makefile.in (BUILD_CXXFLAGS): Define.
3139 (CXX_FOR_BUILD): Define.
3140 (COMPILER_FOR_BUILD): Set to CXX_FOR_BUILD if building with C++.
3141 (LINKER_FOR_BUILD): Likewise.
3142 (BUILD_COMPILERFLAGS): Set to BUILD_CXXFLAGS if building with C++.
3143 (BUILD_LINKERFLAGS): Likewise.
3144 * configure: Regenerate.
3146 2012-05-31 Steven Bosscher <steven@gcc.gnu.org>
3148 * Makefile.in: Fix many dependencies.
3149 * tree-profile.c: Don't include regs.h.
3150 * tree-vectorizer.c: Don't include cfglayout.h.
3151 * tree-vect-stmts.c: Likewise.
3152 * tree-vect-slp.c: Likewise.
3153 * tree-vect-loop.c: Likewise.
3154 * reg-stack.c: Likewise.
3155 * tree-ssa-loop-manip.c: Likewise.
3156 * toplev.c: Likewise.
3157 * varasm.c: Don't include cfglayout.h, basic-block.h,
3158 and tree-iterator.h.
3159 * tree-cfgcleanup.c: Don't include cfglayout.h.
3160 * passes.c: Don't include cfglayout.h, dwarf2asm.h,
3161 dwarf2out.h, dbxout.h, sdbout.h, and xcoffout.h.
3162 * cgraphclones.c: Don't include plugin.h.
3164 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
3166 * config/avr/t-avr: Correct avr-mmcu.texi dependencies.
3167 (s-avr-mmcu-texi): Don't sed on gen-avr-mmcu-texi output.
3168 * doc/avr-mmcu.texi (svn:eol-style): Set to native.
3170 2012-05-31 Richard Guenther <rguenther@suse.de>
3172 * tree-loop-distribution.c (struct partition_s): New struct,
3173 typedef and vector type.
3174 (partition_alloc, partition_free): New functions.
3175 (generate_loops_for_partition, generate_builtin,
3176 generate_code_for_partition, rdg_flag_uses, rdg_flag_vertex,
3177 rdg_flag_vertex_and_dependent, rdg_flag_loop_exits,
3178 build_rdg_partition_for_component, can_generate_builtin,
3179 similar_memory_accesses, fuse_partitions_with_similar_memory_accesses,
3180 rdg_build_partitions, dump_rdg_partitions, debug_rdg_partitions,
3181 number_of_rw_in_partition, partition_contains_all_rw,
3182 ldist_gen): Use partition_t instead of bitmap.
3184 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
3186 * config/avr/gen-avr-mmcu-texi.c: Sort MCUs.
3187 * doc/avr-mmcu.texi: Regenerate.
3189 2012-05-31 Richard Guenther <rguenther@suse.de>
3191 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
3192 Use FOR_EACH_SSA_DEF_OPERAND.
3193 (generate_builtin): Adjust.
3194 (stmt_generated_in_another_partition): Remove.
3195 (add_scalar_computations_to_partition): Likewise.
3196 (rdg_build_partitions): Do not call
3197 add_scalar_computations_to_partition.
3199 2012-05-31 Eric Botcazou <ebotcazou@adacore.com>
3201 * tree-dfa.c (get_ref_base_and_extent): Compute the offset using
3202 double ints throughout.
3203 * tree-sra.c (build_user_friendly_ref_for_offset) <RECORD_TYPE>:
3204 Check that the position of the field is representable as an integer.
3206 2012-05-31 Richard Guenther <rguenther@suse.de>
3208 * tree-data-ref.c (dr_analyze_innermost): Properly convert
3209 the MEM_REF offset to sizetype.
3211 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
3213 * doc/invoke.texi (AVR Options): Fix typos.
3215 2012-05-31 Hans-Peter Nilsson <hp@axis.com>
3217 * config/cris/cris.h (CC1_SPEC): Pass through all -march=
3219 (ASM_SPEC): Ditto, not just -march=v32, but translate non-v10,
3220 non-v32 into --march=v0_v10.
3222 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
3224 * ira-int.h (target_ira_int): Rename x_move_cost to
3225 x_ira_register_move_cost, x_may_move_in_cost to
3226 x_ira_may_move_in_cost and x_may_move_out_cost to
3227 x_ira_may_move_out_cost. Delete the old fields with
3228 those names and also x_ira_max_register_move_cost,
3229 x_ira_max_may_move_in_cost and x_ira_max_may_move_out_cost.
3230 (move_cost, may_move_in_cost, may_move_out_cost)
3231 (ira_max_register_move_cost, ira_max_may_move_in_cost)
3232 (ira_max_may_move_out_cost): Delete.
3233 * ira.c (init_move_cost): Rename to...
3234 (ira_init_register_move_cost): ...this, deleting the old
3235 function with that name. Apply above variable renamings.
3236 Retain asserts for null fields.
3237 (ira_init_once): Don't initialize register move costs here.
3238 (free_register_move_costs): Apply above variable renamings.
3239 Remove code for deleted fields.
3241 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
3243 * ira.c (init_move_cost): Adjust choice of subclasses to match
3244 the current ira_init_register_move_cost choice. Use
3245 ira_class_subset_p instead of reg_class_subset_p.
3246 (ira_init_register_move_cost): Assert that move_cost,
3247 may_move_in_cost and may_move_out_cost already hold the desired
3248 values for their ira_* equivalents. For the latter two,
3249 ignore classes that can't store a register of the given mode.
3251 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
3253 * ira.c (setup_allocno_and_important_classes): Use
3254 ira_class_hard_regs_num to check whether a class has any
3255 allocatable registers.
3256 (ira_init_register_move_cost): Likewise.
3258 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
3260 * ira.c (init_move_cost): Adjust local variable names to match
3261 file conventions. Use ira_assert instead of gcc_assert.
3263 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
3265 * regs.h (move_table, move_cost, may_move_in_cost, may_move_out_cost):
3266 Move these definitions and associated target_globals fields to...
3267 * ira-int.h: ...here.
3268 * rtl.h (init_move_cost): Delete.
3269 * reginfo.c (last_mode_for_init_move_cost, init_move_cost): Move to...
3270 * ira.c: ...here, making the latter static.
3272 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
3274 * ira-costs.c (copy_cost): Use ira_init_register_move_cost_if_necessary
3275 and ira_register_move_cost instead of init_move_cost and move_cost.
3277 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
3279 * ira.h (target_ira): Delete x_ira_available_class_regs.
3280 (ira_available_class_regs): Delete.
3281 * ira.c (setup_available_class_regs): Delete.
3282 (setup_alloc_classes): Don't call it.
3283 (setup_pressure_classes): Use ira_class_hard_regs_num instead of
3284 ira_available_class_regs.
3285 * haifa-sched.c (print_curr_reg_pressure, setup_insn_reg_pressure_info)
3286 (model_spill_cost): Likewise.
3287 * ira-build.c (low_pressure_loop_node_p): Likewise.
3288 * ira-color.c (color_pass): Likewise.
3289 * ira-emit.c (change_loop): Likewise.
3290 * ira-lives.c (inc_register_pressure, dec_register_pressure)
3291 (single_reg_class, ira_implicitly_set_insn_hard_regs)
3292 (process_bb_node_lives): Likewise.
3293 * loop-invariant.c (gain_for_invariant): Likewise.
3295 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3298 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
3299 (pa_section_type_flags): New.
3300 (pa_legitimate_constant_p): Revert previous change.
3302 2012-05-30 Steven Bosscher <steven@gcc.gnu.org>
3304 * ira.c (allocate_initial_values): Make static.
3306 2012-05-30 Uros Bizjak <ubizjak@gmail.com>
3308 * config/i386/i386.c (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>:
3309 Generate tls_initial_exec_64_sun only when !TARGET_X32.
3311 2012-05-30 Richard Guenther <rguenther@suse.de>
3314 * fold-const.c (fold_binary_loc): Make sure to call
3315 fold_plusminus_mult_expr with the original sign of operands.
3317 2012-05-30 Steven Bosscher <steven@gcc.gnu.org>
3319 * Makefile.in: Fix many dependencies.
3320 (DWARF2_H): Depend on dwarf2.def.
3321 (RTL_ERROR_H): Depend on rtl-error.h.
3322 (TREE_PRETTY_PRINT_H, GIMPLE_PRETTY_PRINT_H): New. Replace
3323 all gimple-pretty-print.h and tree-pretty-print.h references.
3325 2012-05-30 Marc Glisse <marc.glisse@inria.fr>
3327 * simplify-rtx.c (simplify_binary_operation_1): Optimize shuffle of
3330 2012-05-30 Richard Guenther <rguenther@suse.de>
3333 * tree-emutls.c (gen_emutls_addr): Do not add globals to
3336 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
3338 * explow.c (probe_stack_range): Restore simple control flow and stop
3339 again when the probe cannot be generated if HAVE_check_stack.
3341 2012-05-30 Jakub Jelinek <jakub@redhat.com>
3343 PR rtl-optimization/53519
3344 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
3345 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
3347 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3349 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
3351 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
3354 * doc/tm.texi: Update.
3355 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Add @hook.
3356 * target.def (force_at_comp_dir): New hook.
3357 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Define.
3358 * dwarf2out.c (dwarf2out_finish): Check targetm.force_at_comp_dir.
3360 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
3362 * config/darwin.h (STARTFILE_SPEC): Do not use -lbundle1.o when
3364 (DARWIN_DYLIB1_SPEC): Do not use -ldylib1.10.5.o when Darwin >= 10.
3365 (DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10.
3367 2012-05-29 Oleg Endo <olegendo@gcc.gnu.org>
3370 * config/sh/sh.c (sh_option_override): Set TARGET_FMAC if
3371 flag_unsafe_math_optimizations is set.
3372 * doc/invoke.texi (SH Options): Add -mno-fused-madd description.
3373 Update description of -mfused-madd.
3375 2012-05-29 Oleg Endo <olegendo@gcc.gnu.org>
3378 * config/sh/predicates.md (atomic_arith_operand,
3379 atomic_logical_operand): New predicates.
3380 * config/sh/sh.c (sh_option_override): Check atomic options.
3381 * config/sh/sh.h (TARGET_ANY_ATOMIC, UNSUPPORTED_ATOMIC_OPTIONS,
3382 UNSUPPORTED_HARD_ATOMIC_CPU): New macros.
3383 (DRIVER_SELF_SPECS): Use UNSUPPORTED_ATOMIC_OPTIONS and
3384 UNSUPPORTED_HARD_ATOMIC_CPU.
3385 * config/sh/sync.md: Update description comments.
3386 (I12): New mode iterator.
3387 (fetchop_predicate, fetchop_constraint): New code attributes.
3388 (atomic_compare_and_swapsi_hard, atomic_compare_and_swap<mode>_hard,
3389 atomic_exchangesi_hard, atomic_exchange<mode>_hard,
3390 atomic_fetch_<fetchop_name>si_hard,
3391 atomic_fetch_<fetchop_name><mode>_hard,
3392 atomic_fetch_nandsi_hard, atomic_fetch_nand<mode>_hard,
3393 atomic_<fetchop_name>_fetchsi_hard,
3394 atomic_<fetchop_name>_fetch<mode>_hard,
3395 atomic_nand_fetchsi_hard, atomic_nand_fetch<mode>_hard,
3396 atomic_test_and_set_hard): New insns.
3397 (atomic_compare_and_swap<mode>_soft, atomic_exchange<mode>_soft,
3398 atomic_fetch_<fetchop_name><mode>_soft, atomic_fetch_nand<mode>_soft,
3399 atomic_<fetchop_name>_fetch<mode>_soft, atomic_nand_fetch<mode>_soft,
3400 atomic_test_and_set_soft): Use same formatting for the first line of
3401 the asm block as in new insns above.
3402 (atomic_compare_and_swap<mode>, atomic_exchange<mode>,
3403 atomic_fetch_<fetchop_name><mode>, atomic_<fetchop_name>_fetch<mode>,
3404 atomic_test_and_set): Integrate new *_hard insns into expanders.
3405 * config/sh/sh.opt (mhard-atomic): New option.
3406 * doc/invoke.texi (SH Options): Document it.
3408 2012-05-29 Meador Inge <meadori@codesourcery.com>
3410 * c-decl.c (c_push_function_context): Always create a new language
3412 (c_pop_function_context): Clear the language function created in
3413 c_push_function_context.
3415 2012-05-29 Matt Turner <mattst88@gmail.com>
3417 * config/alpha/ev6.md: (define_bypass "ev6_fmul,ev6_fadd"): New.
3418 (define_bypass "ev6_fcmov"): New.
3420 2012-05-29 Steven Bosscher <steven@gcc.gnu.org>
3422 * integrate.c: Remove.
3423 * integrate.h: Remove.
3424 * Makefile.in: Remove make rules for integrate.c and INTEGRATE_H.
3425 * config/arm/t-arm: Remove INTEGRATE_H dependency for target files.
3426 * config/rs6000/t-rs6000: Likewise
3427 * config/spu/t-spu-elf: Likewise.
3428 * function.h (get_hard_reg_initial_val, has_hard_reg_initial_val,
3429 get_hard_reg_initial_reg, emit_initial_value_sets): Move prototypes
3430 from integrate.h to here.
3431 (initial_value_entry): New prototype.
3432 * reload.h (allocate_initial_values): Remove prototype.
3433 * tree.h (set_decl_abstract_flags, set_decl_origin_self): Likewise.
3434 * cse.c (fixed_base_plus_p): Don't handle virtual registers for
3436 * dwarf2out.c (set_decl_origin_self, set_block_origin_self,
3437 set_decl_abstract_flags, set_block_abstract_flags): Move from
3438 integrate.c to here, the only user.
3439 * expmed.c (extract_fixed_bit_field): Remove outdated comment
3441 * function.c: Don't include integrate.h.
3442 (struct initial_value_pair, struct initial_value_struct,
3443 get_hard_reg_initial_val, has_hard_reg_initial_val,
3444 get_hard_reg_initial_reg, emit_initial_value_sets): Move from
3445 integrate.c to here.
3446 (initial_value_entry): New function.
3447 * genemit.c (main): Don't print integrate.h include line.
3448 * ira.c: Don't include integrate.h.
3449 (allocate_initial_values): Move from integrate.c to here.
3450 (ira): Update allocate_initial_values call.
3451 * tree-inline.c: Don't include integrate.h.
3452 (function_attribute_inlinable_p): Moved from integrate.c to here.
3453 * cfgexpand.c: Don't include integrate.h.
3454 * except.c: Likewise.
3455 * langhooks.c: Likewise.
3456 * passes.c: Likewise.
3457 * toplev.c: Likewise.
3458 * config/frv/frv.c: Likewise.
3459 * config/pa/pa.c: Likewise.
3460 * config/spu/spu.c: Likewise.
3461 * config/epiphany/epiphany.c: Likewise.
3462 * config/mep/mep.c: Likewise.
3463 * config/score/score.c: Likewise.
3464 * config/picochip/picochip.c: Likewise.
3465 * config/sh/sh.c: Likewise.
3466 * config/alpha/alpha.c: Likewise.
3467 * config/microblaze/microblaze.c: Likewise.
3468 * config/mips/mips.c: Likewise.
3469 * config/v850/v850.c: Likewise.
3470 * config/mmix/mmix.c: Likewise.
3471 * config/bfin/bfin.c: Likewise.
3472 * config/arm/arm.c: Likewise.
3473 * config/s390/s390.c: Likewise.
3474 * config/m32r/m32r.c: Likewise.
3475 * config/rs6000/rs6000.c: Likewise.
3476 * config/c6x/c6x.c: Include function.h instead of integrate.h.
3477 * config/tilegx/tilegx.c: Likewise.
3478 * config/tilepro/tilepro.c: Likewise.
3480 2012-05-29 Georg-Johann Lay <avr@gjlay.de>
3482 * config/avr/t-avr (s-avr-mmcu-texi): Call
3483 gen-avr-mmcu-texi$(build_exeext) via ./ and don't assume . is in PATH.
3485 2012-05-29 Michael Matz <matz@suse.de>
3487 * rtl.h (assign_stack_temp, assign_stack_temp_for_type,
3488 assign_temp): Remove 'keep' argument.
3489 (mark_temp_addr_taken): Remove prototype.
3490 * tree.h (expand_decl): Remove prototype.
3491 * function.c (struct temp_slot): Remove addr_taken and keep member.
3492 (assign_stack_temp_for_type) Don't initialize above, remove
3494 (assign_stack_temp, assign_temp): Remove keep argument.
3495 (mark_temp_addr_taken): Remove.
3496 (preserve_temp_slots): Remove handling of addr_taken and keep members.
3497 (free_temp_slots): Ditto.
3498 * expr.c (expand_expr_real_1 <COMPOUND_LITERAL_EXPR>): Remove
3500 * stmt.c (expand_asm_operands): Remove dead code.
3501 (expand_decl): Remove.
3502 * c-decl.c (finish_struct): Don't call expand_decl.
3503 * builtins.c (expand_builtin_cexpi): Adjust calls to assign_temp
3504 and assign_stack_temp.
3505 * calls.c (save_fixed_argument_area, initialize_argument_information,
3506 expand_call, emit_library_call_value_1, store_one_arg): Ditto.
3507 * expmed.c (extract_bit_field_1): Ditto.
3508 * expr.c (emit_group_load_1, emit_group_store,
3509 copy_blkmode_from_reg, emit_push_insn, expand_assignment,
3510 store_field, expand_constructor, expand_cond_expr_using_cmove,
3511 expand_expr_real_2, expand_expr_real_1): Ditto.
3512 * stmt.c (expand_asm_operands, expand_return): Ditto.
3514 * function.c (pop_temp_slots): Call free_temp_slots.
3515 * calls.c (store_one_arg): Don't call preserve_temp_slots or
3517 * expr.c (expand_assignment): Don't call free_temp_slots.
3519 * config/arm/arm.c (neon_expand_vector_init): Ditto.
3520 * config/i386/i386.c (ix86_expand_vector_set): Ditto.
3521 (ix86_expand_vector_extract): Ditto.
3522 * config/ia64/ia64.c (spill_xfmode_rfmode_operand,
3523 ia64_expand_movxf_movrf): Ditto.
3524 * config/mips/mips.c (mips_expand_vi_general): Ditto.
3525 * config/mmix/mmix.md (floatdisf2, floatunsdisf2, truncdfsf2,
3526 extendsfdf2): Ditto.
3527 * config/rs6000/rs6000.c (rs6000_expand_vector_init,
3528 rs6000_expand_vector_set, rs6000_expand_vector_extract,
3529 rs6000_allocate_stack_temp): Ditto.
3530 * config/rs6000/rs6000.md (fix_trunctfsi2_fprs): Ditto.
3531 * config/sparc/sparc.c (emit_soft_tfmode_libcall,
3532 sparc_emit_float_lib_cmp, sparc_emit_float_lib_cmp,
3533 sparc_expand_vector_init): Ditto.
3535 2012-05-29 Michael Matz <matz@suse.de>
3537 * c-tree.h (c_expand_decl): Remove prototype.
3539 * expr.c (expand_expr_real_1 <normal_inner_ref>): Don't allocate
3541 (expand_expr_real_1 <COMPOUND_LITERAL_EXPR>): Make unreachable.
3542 * gimple-fold.c (canonicalize_constructor_val): Canonicalize
3543 COMPOUND_LITERAL_EXPR.
3544 * function.c (expand_function_start): Don't call expand_decl,
3545 instead assert that we have RTL assigned.
3546 * tree-ssa-live.c (remove_unused_locals): Clear
3547 nonlocal_goto_save_area if its backing variable is removed.
3548 * stmt.c (expand_asm_operands): Remove handling of non-lvalues
3550 (expand_decl): Assert that this does nothing.
3551 * calls.c (expand_call): Don't call mark_temp_addr_taken.
3553 2012-05-29 Richard Guenther <rguenther@suse.de>
3555 PR tree-optimization/53516
3556 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
3558 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
3560 2012-05-29 Joseph Myers <joseph@codesourcery.com>
3562 * LANGUAGES: Fix typos.
3563 * Makefile.in: Fix typos.
3564 * alias.c: Fix typos.
3565 * auto-inc-dec.c: Fix typos.
3566 * bb-reorder.c: Fix typos.
3567 * cfgcleanup.c: Fix typos.
3568 * cgraph.c: Fix typos.
3569 * cgraph.h: Fix typos.
3570 * cgraphunit.c: Fix typos.
3571 * collect2-aix.h: Fix typos.
3572 * collect2.c: Fix typos.
3573 * compare-elim.c: Fix typos.
3574 * config/alpha/vms.h: Fix typos.
3575 * config/arm/README-interworking: Fix typos.
3576 * config/arm/arm.c: Fix typos.
3577 * config/arm/iterators.md: Fix typos.
3578 * config/arm/vxworks.h: Fix typos.
3579 * config/avr/avr.c: Fix typos.
3580 * config/avr/avr.h: Fix typos.
3581 * config/avr/avr.md: Fix typos.
3582 * config/avr/builtins.def: Fix typos.
3583 * config/c6x/c6x.c: Fix typos.
3584 * config/cr16/cr16.c: Fix typos.
3585 * config/cr16/cr16.md: Fix typos.
3586 * config/cris/cris.md: Fix typos.
3587 * config/darwin.c: Fix typos.
3588 * config/darwin.opt: Fix typos.
3589 * config/i386/i386-c.c: Fix typos.
3590 * config/i386/i386.c: Fix typos.
3591 * config/ia64/ia64.c: Fix typos.
3592 * config/m68k/cf.md: Fix typos.
3593 * config/mep/mep.c: Fix typos.
3594 * config/microblaze/microblaze.c: Fix typos.
3595 * config/microblaze/microblaze.h: Fix typos.
3596 * config/mn10300/mn10300.c: Fix typos.
3597 * config/mn10300/mn10300.md: Fix typos.
3598 * config/pa/pa.c: Fix typos.
3599 * config/picochip/picochip.h: Fix typos.
3600 * config/rs6000/a2.md: Fix typos.
3601 * config/rs6000/rs6000.c: Fix typos.
3602 * config/rs6000/vector.md: Fix typos.
3603 * config/rx/rx.md: Fix typos.
3604 * config/rx/rx.opt: Fix typos.
3605 * config/s390/2097.md: Fix typos.
3606 * config/s390/s390.c: Fix typos.
3607 * config/s390/s390.h: Fix typos.
3608 * config/sh/sh.c: Fix typos.
3609 * config/sh/sh.md: Fix typos.
3610 * config/sparc/sync.md: Fix typos.
3611 * config/spu/spu.c: Fix typos.
3612 * config/spu/spu.md: Fix typos.
3613 * config/vms/vms.c: Fix typos.
3614 * config/vxworks-dummy.h: Fix typos.
3615 * config/vxworks.h: Fix typos.
3616 * cselib.c: Fix typos.
3617 * df-scan.c: Fix typos.
3619 * doc/extend.texi: Fix typos.
3620 * doc/install.texi: Fix typos.
3621 * doc/invoke.texi: Fix typos.
3622 * doc/md.texi: Fix typos.
3623 * doc/plugins.texi: Fix typos.
3624 * doc/rtl.texi: Fix typos.
3626 * dwarf2asm.c: Fix typos.
3627 * dwarf2out.c: Fix typos.
3628 * except.h: Fix typos.
3629 * expr.c: Fix typos.
3630 * fold-const.c: Fix typos.
3632 * gcse.c: Fix typos.
3633 * genautomata.c: Fix typos.
3634 * gengtype-state.c: Fix typos.
3635 * gengtype.c: Fix typos.
3636 * genhooks.c: Fix typos.
3637 * gimple-fold.c: Fix typos.
3638 * gimple-pretty-print.c: Fix typos.
3639 * gimple.c: Fix typos.
3640 * gimple.h: Fix typos.
3641 * gimplify.c: Fix typos.
3642 * graphite-interchange.c: Fix typos.
3643 * graphite-sese-to-poly.c: Fix typos.
3644 * ifcvt.c: Fix typos.
3645 * input.c: Fix typos.
3646 * ipa-cp.c: Fix typos.
3647 * ipa-inline-analysis.c: Fix typos.
3648 * ipa-inline-transform.c: Fix typos.
3649 * ipa-inline.c: Fix typos.
3650 * ipa-pure-const.c: Fix typos.
3651 * ipa-ref.h: Fix typos.
3652 * ipa-reference.c: Fix typos.
3653 * ipa-utils.c: Fix typos.
3655 * ira-emit.c: Fix typos.
3656 * ira-lives.c: Fix typos.
3657 * lto-streamer.c: Fix typos.
3658 * lto-streamer.h: Fix typos.
3659 * lto-wrapper.c: Fix typos.
3661 * mode-switching.c: Fix typos.
3662 * modulo-sched.c: Fix typos.
3663 * plugin.c: Fix typos.
3664 * postreload.c: Fix typos.
3665 * sched-deps.c: Fix typos.
3666 * sel-sched-ir.c: Fix typos.
3667 * sel-sched-ir.h: Fix typos.
3668 * sel-sched.c: Fix typos.
3669 * sese.c: Fix typos.
3670 * stor-layout.c: Fix typos.
3671 * target-hooks-macros.h: Fix typos.
3672 * target.def: Fix typos.
3673 * trans-mem.c: Fix typos.
3674 * tree-eh.c: Fix typos.
3675 * tree-predcom.c: Fix typos.
3676 * tree-sra.c: Fix typos.
3677 * tree-ssa-address.c: Fix typos.
3678 * tree-ssa-loop-ivopts.c: Fix typos.
3679 * tree-ssa-loop-niter.c: Fix typos.
3680 * tree-ssa-math-opts.c: Fix typos.
3681 * tree-ssa-pre.c: Fix typos.
3682 * tree-ssa-propagate.c: Fix typos.
3683 * tree-ssa-reassoc.c: Fix typos.
3684 * tree-ssa-sccvn.c: Fix typos.
3685 * tree-ssa-ter.c: Fix typos.
3686 * tree-ssa-uninit.c: Fix typos.
3687 * tree-ssanames.c: Fix typos.
3688 * tree-vect-generic.c: Fix typos.
3689 * tree-vect-slp.c: Fix typos.
3690 * tree.c: Fix typos.
3691 * tree.h: Fix typos.
3692 * varasm.c: Fix typos.
3693 * varpool.c: Fix typos.
3695 2012-05-29 Joseph Myers <joseph@codesourcery.com>
3697 * doc/include/texinfo.tex: Update to version 2012-05-16.16.
3699 2012-05-29 Richard Guenther <rguenther@suse.de>
3701 * tree-dfa.c (find_vars_r): Do not call add_referenced_vars
3703 (add_referenced_var_1): Re-organize. Assert we are not
3705 (remove_referenced_var): Likewise.
3706 * varpool.c (add_new_static_var): Use create_tmp_var_raw.
3707 * tree-mudflap.c (execute_mudflap_function_ops): Do not
3708 call add_referenced_var on globals.
3709 * matrix-reorg.c (transform_access_sites): Likewise.
3711 2012-05-29 Steven Bosscher <steven@gcc.gnu.org>
3713 * alias.c (reg_known_value): Make this a VEC.
3714 (reg_known_equiv_p): Make this an sbitmap.
3715 (reg_known_value_size): Remove.
3716 (get_reg_known_value, set_reg_known_value, get_reg_known_equiv_p,
3717 set_reg_known_equiv_p): Update for reg_known_value and
3718 reg_known_value_size data structure change.
3719 (init_alias_analysis, end_alias_analysis): Likewise.
3721 2012-05-29 Jakub Jelinek <jakub@redhat.com>
3724 * input.c (read_line): Use XRESIZEVEC instead of XNEWVEC
3725 to avoid leaking memory. No need to handle memory allocation
3726 failure. Double string_len on each reallocation instead of adding 2.
3727 * gcov.c (read_line): Likewise.
3729 2012-05-29 Hans-Peter Nilsson <hp@axis.com>
3731 * config/cris/cris.h (TARGET_HAS_BREAK, TARGET_TRAP_USING_BREAK8):
3733 * config/cris/cris.md ("trap"): Define, enabled for
3734 TARGET_TRAP_USING_BREAK8.
3735 * config/cris/cris.opt (mtrap-using-break8): New option.
3737 2012-05-28 Paolo Carlini <paolo.carlini@oracle.com>
3740 * doc/invoke.texi: Document -Wmissing-braces not enabled by -Wall
3743 2012-05-28 Hans-Peter Nilsson <hp@axis.com>
3745 * doc/md.texi (stack_protect_test): Remove negation of branch to label.
3746 (Standard Names): Fix typos in documentation of atomic patterns.
3748 2012-05-27 Nathan Sidwell <nathan@acm.org>
3750 * tree.c (build_constructor): Propagate TREE_SIDE_EFFECTS.
3752 2012-05-26 Jason Merrill <jason@redhat.com>
3755 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
3756 about array compound literals.
3758 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
3760 * cfgcleanup.c (try_optimize_cfg): Do not delete forwarder blocks
3761 if CLEANUP_NO_INSN_DEL.
3762 * cfgrtl.c (unique_locus_on_edge_between_p): New function extracted
3763 from cfg_layout_merge_blocks.
3764 (emit_nop_for_unique_locus_between): New function.
3765 (rtl_merge_blocks): Invoke emit_nop_for_unique_locus_between.
3766 (cfg_layout_merge_blocks): Likewise.
3768 2012-05-26 Dimitrios Apostolou <jimis@gmx.net>
3769 Paolo Bonzini <bonzini@gnu.org>
3771 * df-scan.c (df_def_record_1): Assert a parallel must contain an
3772 EXPR_LIST at this point. Receive the LOC and move its extraction...
3773 (df_defs_record): ... here. Change if-else to a switch statement.
3774 (df_find_hard_reg_defs, df_find_hard_reg_defs_1): New.
3775 (df_get_call_refs): Changed defs_generated from bitmap to HARD_REG_SET
3776 and compute it from df_find_hard_reg_defs(). Record DF_REF_BASE
3777 DEFs in REGNO order. Use HARD_REG_SET instead of bitmap for
3778 regs_invalidated_by_call.
3779 (df_insn_refs_collect): Record DF_REF_REGULAR DEFs after
3782 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3785 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
3786 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
3788 2012-05-25 Michael Meissner <meissner@linux.vnet.ibm.com>
3790 * config/rs6000/t-linux64: Delete the 32-bit multilib that uses
3791 software floating point emulation. No longer build the multilibs
3792 with -mstrict-align.
3794 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
3797 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
3798 accessed indirectly.
3799 (ipa_tm_create_version): Same.
3801 2012-05-25 Uros Bizjak <ubizjak@gmail.com>
3804 * config/i386/i386.c (ix86_print_operand) <case 'O'>: Print '.' here.
3805 <case 'C', case 'c', case 'F', case 'f'>: Print '.' only for C and c.
3807 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
3810 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
3811 (ix86_expand_vec_perm): Use int mode instead of float.
3812 (expand_vec_perm_pshufb): Remove handling of useseless type
3815 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3818 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
3819 gnu_ld variables to yes.
3820 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
3821 (HAVE_GNU_AS): Likewise.
3822 * config.in: Regenerate.
3823 * configure: Likewise.
3825 2012-05-25 Tristan Gingold <gingold@adacore.com>
3827 * config/i386/i386.c (struct ix86_frame): Remove unused frame field.
3828 (ix86_compute_frame_layout): Fix type of stack_alignment_needed
3829 and preferred_alignment.
3831 2012-05-25 Tristan Gingold <gingold@adacore.com>
3833 * common/config/ia64/ia64-common.c (ia64_except_unwind_info): Fix typo.
3835 2012-05-25 Thomas Schwinge <thomas@codesourcery.com>
3837 * fold-const.c (optimize_bit_field_compare): Abort early in the strict
3838 volatile bitfields case.
3840 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
3842 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
3843 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
3844 (adjacent_mem_locations): Move some code to and call...
3845 (get_memref_parts): ...new function.
3846 (mem_locations_overlap): New function.
3847 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
3848 (is_mem_ref): Rename to...
3849 (find_mem_ref): ...this. Return MEM rtx.
3850 (get_store_dest): Remove function.
3851 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
3852 new parameter and adjust calls.
3853 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
3854 mem refs overlap for true_store_to_load_dep_costly.
3855 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
3856 passed to adjacent_mem_locations.
3857 (is_costly_group): Walk resolved dependency list.
3858 (force_new_group): Emit group ending nop for Power6/Power7.
3859 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
3860 (group_ending_nop): New define_insn.
3862 2012-05-24 Dodji Seketeli <dodji@redhat.com>
3864 Make unwound macro expansion trace less redundant
3865 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Don't print
3866 context of macro definition in the trace, when it's redundant.
3869 2012-05-24 Richard Guenther <rguenther@suse.de>
3872 * tree-profile.c (tree_profiling): Cleanup the CFG if
3873 execute_fixup_cfg requests it.
3875 2012-05-24 Richard Guenther <rguenther@suse.de>
3877 * tree-flow.h (create_var_ann): Remove.
3878 * tree-dfa.c (create_var_ann): Remove and inline into its
3880 (add_referenced_var_1): ... here.
3881 * varpool.c (add_new_static_var): Do not call add_referenced_var
3883 * gimple-fold.c (canonicalize_constructor_val): Likewise.
3884 * tree-switch-conversion.c (build_one_array): Likewise.
3885 * tree-profile.c (gimple_gen_ic_profiler): Likewise.
3886 * tree-flow-inline.h (gimple_referenced_vars): Guard against
3888 * tree-inline.c (remap_gimple_op_r): Likewise. Check
3889 gimple_referenced_vars instead of gimple_in_ssa_p.
3890 (copy_tree_body_r): Likewise.
3891 (setup_one_parameter): Likewise.
3892 (declare_return_variable): Likewise.
3893 (tree_function_versioning): Likewise.
3895 2012-05-24 Jakub Jelinek <jakub@redhat.com>
3897 PR tree-optimization/53465
3898 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
3899 vr0 into *vr, then vrp_meet that.
3900 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
3901 have any equivalences.
3902 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
3905 2012-05-24 Jim MacArthur <jim.macarthur@arm.com>
3907 * recog.c (reg_fits_class_p): Check both regno and regno + offset are
3909 * regs.h (in_hard_reg_set_p): Assert that regno is a hard register and
3910 check end_regno - 1 is a hard register.
3912 2012-05-24 Richard Guenther <rguenther@suse.de>
3914 * varpool.c (add_new_static_var): Remove call to create_var_ann.
3915 * tree-ssa-operands.c (create_vop_var): Likewise.
3917 2012-05-24 Richard Guenther <rguenther@suse.de>
3920 * tree-ssa-live.c (remove_unused_scope_block_p): Properly
3922 (remove_unused_locals): Pass global_unused_vars to
3923 remove_unused_scope_block_p. Restore code walking all
3924 referenced vars and pruning them.
3926 2012-05-23 Jan Hubicka <jh@suse.cz>
3928 * tree.h (alias_diag_flags): Remove.
3929 (alias_pair): Remove emitted_diags.
3930 (finish_aliases_1, finish_aliases_2, remove_unreachable_alias_pairs,
3931 symbol_alias_set_t, symbol_alias_set_destroy,
3932 symbol_alias_set_contains, propagate_aliases_backward): Remove.
3933 * toplev.c (compile_file): Do not call finish_aliases_2
3934 * cgraphunit.c (cgraph_process_new_functions): Do not call
3936 (handle_alias_pairs): Output diagnostics about aliases to externals.
3937 (assemble_thunks_and_aliases): Use do_assemble_alias.
3938 (output_weakrefs): Likewise.
3939 (finalize_compilation_unit): Do not call finish_aliases_1.
3940 * ipa.c (symtab_remove_unreachable_nodes): De not call
3941 remove_unreachable_alias_pairs.
3942 * varasm.c (do_assemble_alias): Export.
3943 (symbol_alias_set_create, symbol_alias_set_destroy,
3944 symbol_alias_set_contains, symbol_alias_set_insert,
3945 propagate_aliases_forward, propagate_aliases_backward,
3946 propagate_aliases_backward, trivially_visible_alias,
3947 trivially_defined_alias, remove_unreachable_alias_pairs,
3948 finish_aliases_1, finish_aliases_2, assemble_alias): Remove.
3949 * output.h (do_assemble_alias): Declare.
3950 * varpool.c (varpool_remove_unreferenced_decls): Do not call
3953 2012-05-23 Martin Jambor <mjambor@suse.cz>
3955 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
3957 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
3959 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
3961 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
3962 (iterative_hash_gimple_type): Adjust comment.
3963 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
3964 domain for an array type instead of the domain type itself.
3966 2012-05-23 Richard Guenther <rguenther@suse.de>
3968 PR tree-optimization/53438
3969 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
3971 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
3974 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
3975 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
3978 2012-05-23 Richard Guenther <rguenther@suse.de>
3980 * tree-dfa.c (add_referenced_var_1): Do not add global vars.
3981 * tree-ssa-live.c (mark_all_vars_used_1): Handle global vars
3982 via the global_unused_vars bitmap.
3983 (remove_unused_locals): Handle global vars in local-decls via
3984 a global_unused_vars bitmap instead of the used flag in the
3985 var annotation. Simplify global variable handling and removal.
3987 2012-05-22 Jan Hubicka <jh@suse.cz>
3990 * tree-ssa-structalias.c (create_variable_info_for): Skip constructors
3991 from other partitions.
3993 2012-05-22 Jan Hubicka <jh@suse.cz>
3996 * symtab.c (symtab_register_node): Fix ordering issue.
3998 2012-05-22 Steven Drake <sbd@NetBSD.org>
4000 * gcc.c (do_spec_1): Add %M spec token to output multilib_os_dir.
4002 2012-05-22 David Edelsohn <dje.gcc@gmail.com>
4004 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
4005 Use strip_name_encoding target hook.
4007 2012-05-22 Richard Guenther <rguenther@suse.de>
4009 * tree.h (VAR_DECL_IS_VIRTUAL_OPERAND): New.
4010 (init_function_for_compilation): Remove.
4011 * tree-dfa.c (find_vars_r): Take struct function argument.
4012 (find_referenced_vars_in): Adjust.
4013 * tree-ssa-operands.c (clobber_stats): Remove.
4014 (create_vop_var): Take struct function argument. Mark
4015 virtual operand with VAR_DECL_IS_VIRTUAL_OPERAND.
4016 (init_ssa_operands): Take struct function argument.
4017 (fini_ssa_operands): Do not dump dead stats.
4018 * tree-ssa-operands.h (init_ssa_operands): Take struct function
4020 * cgraphunit.c (init_lowered_empty_function): Adjust.
4021 * lto-streamer-in.c (input_cfg): Likewise.
4022 * tree-inline.c (initialize_cfun): Likewise.
4023 * tree-into-ssa.c (rewrite_into_ssa): Likewise.
4024 * omp-low.c (expand_omp_taskreg): Likewise. Avoid switching cfun.
4025 * gimple.c (is_gimple_reg): Optimize the SSA_NAME case,
4026 virtual operands are not registers.
4028 2012-05-22 Richard Guenther <rguenther@suse.de>
4030 * tree-cfg.c (verify_gimple_assign_unary): Fix typo in previous commit.
4032 2012-05-22 Richard Guenther <rguenther@suse.de>
4035 * tree-inline.c (setup_one_parameter): Create a dummy init
4036 statement for unused parameters when not optimizing.
4038 2012-05-22 Richard Guenther <rguenther@suse.de>
4040 * tree-flow.h (add_referenced_var_1): Declare.
4041 (add_referenced_var): Define.
4042 * tree-dfa.c (referenced_var_check_and_insert): Avoid one hash lookup.
4043 (add_referenced_var): Rename to ...
4044 (add_referenced_var_1): ... this. Take struct function argument.
4046 2012-05-22 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4049 * config/arm/arm-protos.h (arm_validize_comparison): Declare.
4050 * config/arm/arm.c (arm_validize_comparison): Define.
4051 * config/arm/arm.md ("cbranchsi4"): Cleanup expansion and use
4052 arm_validize_comparison.
4053 ("cbranchdi4"): Likewise.
4054 ("cstoredi4"): Likewise.
4055 ("movsicc"): Likewise.
4056 ("movsfcc"): Likewise.
4057 ("movdfcc"): Likewise.
4059 2012-05-22 Dimitrios Apostolou <jimis@gmx.net>
4061 * df-scan.c (df_scan_alloc): Round up allocation pools size, reduce
4062 the mw_reg_pool size.
4064 2012-05-22 Paolo Bonzini <bonzini@gnu.org>
4066 PR tree-optimization/53336
4067 * tree-cfg.c (verify_gimple_assign_unary): Allow conversion from
4068 non-integer integral types to offset type and vice versa.
4070 2012-05-22 Alan Modra <amodra@gmail.com>
4072 * config/rs6000/aix.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
4073 * config/rs6000/darwin.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
4074 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE,
4075 V_SAVE_INLINE): Delete.
4076 * config/rs6000/rs6000.c (V_SAVE_INLINE): Delete.
4077 (rs6000_savres_strategy): Reimplement GP/FP/V_SAVE_INLINE logic.
4078 For ELF targets, use out-of-line restores for -Os and any number
4079 of regs if the restore exits, and out-of-line gp save for two or
4080 more regs. Use save_reg_p to test for holes in reg restore set.
4081 Replace "#if" with "if".
4083 2012-05-22 Alan Modra <amodra@gmail.com>
4085 * config/rs6000/rs6000.c (save_reg_p): New function.
4086 (first_reg_to_save, first_fp_reg_to_save): Use it here.
4087 (first_altivec_reg_to_save, restore_saved_cr): Likewise.
4088 (emit_frame_save): Use gen_frame_store.
4089 (gen_frame_mem_offset): Correct SPE condition requiring reg+reg.
4090 (rs6000_emit_prologue): Use save_reg_p. Use gen_frame_store for
4092 (rs6000_emit_epilogue): Use save_reg_p. Use gen_frame_load for
4093 vrsave, toc, gp and fp restores.
4095 2012-05-22 Alan Modra <amodra@gmail.com>
4097 * config/rs6000/rs6000.c: Delete unnecessary forward declarations.
4098 Move those with ATTRIBUTE_UNUSED to immediately before definitions.
4099 Move function pointer variables after forward declarations.
4100 (rs6000_builtin_support_vector_misalignment): Make static.
4101 (rs6000_legitimate_address_p, rs6000_gimplify_va_arg): Likewise.
4102 (rs6000_function_value, rs6000_can_eliminate): Likewise.
4104 2012-05-21 Bernd Schmidt <bernds@codesourcery.com>
4106 PR rtl-optimization/53373
4107 * caller-save.c (save_call_clobbered_regs): Look into a possible
4108 PARALLEL manually rather than using single_set on a call insn.
4110 2012-05-21 Jakub Jelinek <jakub@redhat.com>
4112 PR tree-optimization/53436
4113 * omp-low.c (omp_build_component_ref): New function.
4114 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
4116 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
4118 * config/i386/i386.c (put_condition_code): Change "reverse" and "fp"
4120 (ix86_print_operand) <case 'O'>: Look at mode size of the operand.
4121 Do not print '.' here. Output operand lossage error for unhandled
4126 <case 'z'>: Hardcode "code" argument into error strings.
4128 <case 'D'>: Merge AVX and non-AVX codes.
4129 <case 'C', case 'c', case 'F', case 'f'>: Merge. Fix error string.
4130 Update call to put_condition_code.
4132 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
4134 * config/m68k/m68k.md (*clzsi2_cf): Renamed from clzsi2. Call
4136 (clzsi2): New expander.
4137 (*clzsi2_68k): New insn.
4138 * config/m68k/m68k.h: Update comment about CLZ_DEFINED_VALUE_AT_ZERO.
4140 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
4142 * gimple.h (gimple_set_in_transaction): Remove.
4143 (gimple_in_transaction): Look in BB instead.
4144 (gimple_statement_base): Remove in_transaction field.
4145 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
4146 * trans-mem.c (compute_transaction_bits): Place transaction bit
4147 information into basic blocks.
4149 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
4151 * expr.c (get_def_for_expr_class): Define only if
4152 HAVE_conditional_move.
4153 (convert_tree_comp_to_rtx): Likewise.
4155 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
4158 * config/i386/i386.md (ffs<mode>2): Generate CCCmode compare
4160 (ffssi2_no_cmove): Ditto.
4161 (*ffs<mode>_1): Remove insn pattern.
4162 (*tzcnt<mode>_1): New insn pattern.
4163 (*bsf<mode>1): Ditto.
4165 2012-05-21 Richard Guenther <rguenther@suse.de>
4167 * tree-dfa.c (add_referenced_var): Do not walk DECL_INITIAL for
4168 more referenced vars.
4169 * tree-ssa-live.c (mark_all_vars_used_1): Only set the used
4170 flag on variables that have a var-annotation.
4172 2012-05-21 Joseph Myers <joseph@codesourcery.com>
4175 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
4176 from folded operands before wrapping another around the
4177 conditional expression.
4179 2012-05-21 Jakub Jelinek <jakub@redhat.com>
4181 PR tree-optimization/53366
4182 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
4183 tests if complex_numbers == 2, but there are non-complex number loads
4186 PR tree-optimization/53409
4187 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
4188 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
4190 PR tree-optimization/53410
4191 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
4192 instead of build_int_cst (type, 0) where vector types might be
4193 involved. Instead of build_int_cst (type, 1) convert the original
4194 integer_onep argument to the desired type.
4196 2012-05-21 Michael Matz <matz@suse.de>
4198 * genattrtab.c (attr_rtx_cost): Move earlier, start with cost being 1.
4199 (simplify_test_exp): Handle one more case of distributive law,
4200 decrease cost threshold.
4201 (tests_attr_p, get_attr_order): New functions.
4202 (optimize_attrs): Use topological order, inline only cheap values.
4203 (write_attr_set): Reset our_known_true after some time.
4205 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
4208 * config/i386/i386.c (type_natural_mode): Warn passing SSE
4209 vector argument without SSE enabled changes the ABI.
4211 2012-05-21 Richard Guenther <rguenther@suse.de>
4213 PR tree-optimization/53408
4214 * tree-vect-loop.c (vectorizable_induction): Properly check
4215 the restriction that we cannot handle induction results from
4216 the inner loop outside of the outer loop.
4218 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
4221 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
4222 (UNSPECV_RDRAND): This.
4223 (rdrand<mode>_1): Updated.
4225 2012-05-21 Richard Guenther <rguenther@suse.de>
4227 * tree-loop-distribution.c (can_generate_builtin): Reject
4230 2012-05-21 Chung-Lin Tang <cltang@codesourcery.com>
4232 * Makefile.in (options.c): Add options.h to included header
4235 2012-05-21 Razya Ladelsky <razya@il.ibm.com>
4237 * tree-parloops.c : Add myself to contributors, update
4238 TODO list, add link to wiki.
4240 2012-05-21 Alan Modra <amodra@gmail.com>
4242 * config/rs6000/predicates.md (input_operand): Don't match
4243 constant pool addresses. Remove label_ref, high and plus from
4244 match_code list. Remove redundant CONSTANT_P test.
4245 (splat_input_operand): Similarly update match_code list.
4246 (small_toc_ref): New predicate.
4247 * config/rs6000/rs6000-protos.h (toc_relative_expr_p): Update prototype.
4248 * config/rs6000/rs6000.c (tocrel_base, tocrel_offset): Make const.
4249 (legitimate_constant_pool_address_p): Move TARGET_TOC test and
4250 register checks to..
4251 (toc_relative_expr_p): ..here. Add "strict" param. Match new rtl
4252 generated by create_TOC_reference.
4253 (rs6000_legitimize_address): Update cerate_TOC_reference call.
4254 (rs6000_delegitimize_address): Handle new rtl for toc refs.
4255 (rs6000_cannot_force_const_mem, rs6000_find_base_term): Likewise.
4256 (use_toc_relative_ref): New function, split out from..
4257 (rs6000_emit_move): ..here. Remove redundant tests. Update
4258 create_TOC_reference calls.
4259 (rs6000_legitimize_reload_address): Formatting. Handle splitting
4260 of medium/large model toc addresses. Use use_toc_relative_ref.
4261 (print_operand): Formatting, style. Adjust for toc changes.
4262 (print_operand_address): Likewise.
4263 (rs6000_output_addr_const_extra): Likewise.
4264 (create_TOC_reference): Put TOC_REGISTER in UNSPEC_TOCREL rather
4265 than a PLUS. Use this formulation for both high and low part
4266 of -mcmodel=medium/large toc reference too. Before reload,
4267 always use the small model formulation.
4268 * config/rs6000/rs6000.md (tls_gd, tls_gd_high): Similarly avoid
4269 a PLUS in high part of addresses here.
4270 (tls_ld, tls_ld_high, tls_got_dtprel, tls_got_dtprel_high): Likewise.
4271 (tls_got_tprel, tls_got_tprel_high, largetoc_high): Likewise.
4272 (largetoc_high, largetoc_low): Move earlier. Cope when no
4274 (largetoc_high_plus): New insn.
4275 (movsi_internal1, movsi_internal1_single, movsf_softfloat,
4276 movdi_mfpgpr, movdi_internal64): Don't handle 'R' constraint here..
4277 (tocref): ..instead do so here, new insn and split.
4279 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
4281 * config/i386/driver-i386.c (host_detect_local_cpu): Support
4282 RDRND, F16C and FSGSBASE.
4284 2012-05-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4286 PR rtl-optimzation/53373
4287 * config/pa/pa.md (call_symref_pic): Don't expose PIC register save in
4288 call pattern. Update split patterns.
4289 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
4290 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
4292 2012-05-20 Razya Ladelsky <razya@il.ibm.com>
4294 * tree-parloops.c (gen_parallel_loop): Change many_iterations_cond
4297 2012-05-18 Jan Hubicka <jh@suse.cz>
4299 * cgraphunit.c (handle_alias_pairs): Declare; free alias_pairs
4300 (cgraph_process_new_functions): Process also aliases.
4301 * lto-streamer-out.c (struct sets): Remove.
4302 (trivally_defined_alias): Remove.
4303 (output_alias_pair_p): Remove.
4304 (output_unreferenced_globals): Remove.
4305 (produce_symtab); Do not handle alias pairs.
4306 (produce_asm_for_decls): Likewise.
4307 * lto-streamer-in.c (input_alias_pairs): Remove.
4308 (lto_read_body): Do not input alias pairs.
4309 (lto_input_constructors_and_inits): Remove.
4311 2012-05-18 Jan Hubicka <jh@suse.cz>
4313 * cgraphunit.c (handle_alias_pairs): Cleanup; handle all types of
4316 2012-05-18 Jan Hubicka <jh@suse.cz>
4318 * cgraphbuild.c (record_reference): Update.
4319 * lto-cgraph.c (lto_output_varpool_node): External vars
4320 are not in other partition even if they are not output
4321 in current partition.
4322 * gimple-fold.c (can_refer_decl_in_current_unit_p): Take FROM_DECL
4324 (canonicalize_constructor_val): Take FROM_DECL argument.
4325 (fold_ctor_reference, fold_string_cst_ctor_reference,
4326 fold_array_ctor_reference, fold_nonarray_ctor_reference,
4327 fold_ctor_reference): Likewise.
4328 (fold_const_aggregate_ref_1, gimple_get_virt_method_for_binfo): Update.
4329 * gimple.h (gimple_fold_builtin): Likewise.
4331 2012-05-18 Olivier Hainque <hainque@adacore.com>
4333 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
4334 $(libsubdir) as libexecsubdir.
4336 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4338 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
4339 relied on signed overflow behavior.
4341 2012-05-18 Richard Guenther <rguenther@suse.de>
4343 PR tree-optimization/53346
4344 * tree-loop-distribution.c (ldist_gen): Make sure to apply
4345 builtin transform even when only a single partition with
4346 all reads/writes exists.
4348 2012-05-18 Richard Guenther <rguenther@suse.de>
4350 PR tree-optimization/53390
4351 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Ignore
4354 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4356 * tree-ssa-reassoc.c (bip_map): Remove decl.
4357 (completely_remove_stmt): Remove function.
4358 (remove_def_if_absorbed_call): Remove function.
4359 (remove_visited_stmt_chain): Remove __builtin_powi handling.
4360 (possibly_move_powi): Remove function.
4361 (rewrite_expr_tree): Remove calls to possibly_move_powi.
4362 (rewrite_expr_tree_parallel): Likewise.
4363 (attempt_builtin_powi): Build multiplies explicitly rather than
4364 relying on the ops vector and rank system.
4365 (transform_stmt_to_copy): New function.
4366 (transform_stmt_to_multiply): Likewise.
4367 (reassociate_bb): Handle leftover operations after __builtin_powi
4368 optimization; build a final multiply if necessary.
4370 2012-05-18 Jan Hubicka <jh@suse.cz>
4372 * cgraphunit.c (varpool_finalize_decl): Allow external decls.
4373 (mark_functions_to_output): Fix sanity check.
4374 * ipa.c (function_and_variable_visibility): Remove TREE_STATIC check.
4376 2012-05-18 Richard Guenther <rguenther@suse.de>
4378 * tree-flow.h (mark_symbols_for_renaming): Remove.
4379 * tree-dfa.c (mark_symbols_for_renaming): Likewise.
4380 * tree-inline.c (copy_edges_for_bb): Do not mark symbols for renaming.
4381 (copy_debug_stmt): Likewise.
4382 (expand_call_inline): Likewise.
4383 (declare_return_variable): Mark the return variable for renaming
4386 2012-05-18 Andrew Stubbs <ams@codesourcery.com>
4388 * config/arm/arm-protos.h (arm_emit_coreregs_64bit_shift): New
4390 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): New function.
4391 * config/arm/arm.md (ashldi3): Use arm_emit_coreregs_64bit_shift.
4392 (ashrdi3,lshrdi3): Likewise.
4393 (arm_cond_branch): Remove '*' to enable gen_arm_cond_branch.
4395 2012-05-18 Meador Inge <meadori@codesourcery.com>
4397 PR rtl-optimization/53352
4398 * cse.c (equiv_constant): Ignore paradoxical subregs.
4400 2012-05-17 Steven Bosscher <steven@gcc.gnu.org>
4402 PR rtl-optimization/53125
4403 * regstat.c (regstat_bb_compute_ri): Take new local_live_last_luid
4404 argument. Simplify calculation of REG_LIVE_LENGTH for regnos that
4405 die in the basic block. Correctly top off REG_FREQ and
4406 REG_FREQ_CALLS_CROSSED.
4408 (regstat_compute_ri): Allocate and free local_live_last_luid.
4410 (regstat_bb_compute_calls_crossed): Correctly top off
4411 REG_FREQ_CALLS_CROSSED.
4413 2012-05-17 Jan Hubicka <jh@suse.cz>
4415 * lto-symtab.c (lto_symtab_resolve_symbols): Preffer decl with
4416 constructor over decl without.
4417 * cgraph.c (cgraph_remove_node): Clear also body of unanalyzed nodes.
4418 * cgraph.h (varpool_can_remove_if_no_refs): Handle external correctly.
4419 * cgraphunit.c (process_function_and_variable_attributes): Finalize
4421 (mark_functions_to_output): Also accept bodies for functions with
4423 (output_in_order): Skip external vars.
4424 * lto-cgraph.c (lto_output_node): External functions are never in other
4426 (lto_output_varpool_node): Likewise.
4427 * lto-streamer-out.c (lto_write_tree): Always use error_mark_nodes for
4428 forgotten initializers.
4429 * ipa.c (process_references): Handle external vars.
4430 (symtab_remove_unreachable_nodes): Update to handle external vars.
4431 (varpool_externally_visible_p): External vars are externally visible.
4432 * gimple-fold.c (can_refer_decl_in_current_unit_p): Update.
4433 * varpool.c (varpool_remove_node): Remove constructor.
4434 (decide_is_variable_needed): Handle externals.
4435 (varpool_remove_unreferenced_decls): Likewise.
4437 2012-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
4439 * opts.c (common_handle_option): -pedantic-errors enables -Wpedantic.
4440 (enable_warning_as_error): Do not special case Wuninitialized.
4441 * optc-gen.awk: Add sanity checks.
4443 2012-05-17 Jan Hubicka <jh@suse.cz>
4445 * ipa-reference.c (is_proper_for_analysis): Do not check flags
4446 that might change as result of global optimization.
4447 (analyze_function): Do not check analyzed and externally_visible
4448 flags; be happy about address dereferences.
4449 (propagate): Prune all_module_statics so it really contains just
4450 statics; prune all the local summaries.
4451 (ipa_reference_write_optimization_summary): Simplify.
4453 2012-05-17 Kwok Cheung Yeung <kcy@codesourcery.com>
4455 * config/m68k/m68k-devices.def: Add 51ag, 51je, 51jf, 51jg, 51mm, 51qm.
4456 * config/m68k/m68k-tables.opt: Regenerated.
4457 * doc/invoke.texi (M680x0 Options): Document.
4459 2012-05-16 Dave Boutcher <daveboutcher@gmail.com>
4460 Patrick Marlier <patrick.marlier@gmail.com>
4462 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
4465 2012-05-16 H.J. Lu <hongjiu.lu@intel.com>
4467 * configure: Regenerated.
4469 2012-05-16 Andrew Pinski <apinski@cavium.com>
4471 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
4474 2012-05-16 David S. Miller <davem@davemloft.net>
4476 * jump.c (delete_related_insns): If we remove a CALL, make sure
4477 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
4479 2012-05-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4481 PR tree-optimization/53217
4482 * tree-ssa-reassoc.c (bip_map): New static variable.
4483 (possibly_move_powi): Move feeding multiplies with __builtin_powi call.
4484 (attempt_builtin_powi): Save feeding multiplies on a stack.
4485 (reassociate_bb): Create and destroy bip_map.
4487 2012-05-16 Olivier Hainque <hainque@adacore.com>
4489 * Makefile.in (install-no-fixedincludes): New target, former toplevel
4490 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
4491 Add comments and improve stamp preservation across the whole sequence.
4492 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
4494 2012-05-16 Richard Guenther <rguenther@suse.de>
4496 * tree-inline.c (insert_init_stmt): Do not call
4497 mark_symbols_for_renaming.
4498 (setup_one_parameter): Avoid initializing unused parameters.
4499 (declare_return_variable): Properly handle DECL_BY_REFERENCE
4500 return vars in SSA form.
4502 2012-05-16 Richard Guenther <rguenther@suse.de>
4504 * tree-flow.h (get_virtual_var): Remove.
4505 * tree-dfa.c (get_virtual_var): Likewise.
4507 2012-05-16 Richard Guenther <rguenther@suse.de>
4509 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1):
4510 Remove set-only bitmap of new names.
4511 (slpeel_tree_peel_loop_to_edge): Likewise. Do not set
4513 * tree-flow.h (ssa_names_to_replace): Remove.
4514 * tree-into-ssa.c (ssa_names_to_replace): Likewise.
4516 2012-05-16 Richard Guenther <rguenther@suse.de>
4518 PR tree-optimization/53364
4519 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
4520 detect a view-conversion of the decl.
4522 2012-05-16 Dodji Seketeli <dodji@redhat.com>
4524 PR preprocessor/7263
4525 * c-tree.h (enum c_declspec_word): Declare new enum.
4526 (struct c_declspecs::locations): New member.
4527 (declspecs_add_qual, declspecs_add_scspec)
4528 (declspecs_add_addrspace, declspecs_add_alignas): Take a new
4530 * c-decl.c (build_null_declspecs): Initialize the new struct
4531 c_declspecs::locations member.
4532 (declspecs_add_addrspace): Take a location parameter for the
4533 address space. Store it onto declaration specifiers.
4534 (declspecs_add_qual): Likewise, take a location parameter for the
4536 (declspecs_add_type): Likewise, take a location parameter for the
4538 (declspecs_add_scspec): Likewise, take a location parameter for
4539 the storage class specifier.
4540 (declspecs_add_attrs): Likewise, take a location parameter for the
4542 (declspecs_add_alignas): Likewise, take a location parameter for
4544 (finish_declspecs): For diagnostics, use the location of the
4545 relevant declspec, instead of the global input_location.
4546 * c-parser.c (c_parser_parameter_declaration): Pass the precise
4547 virtual location of the declspec to the declspecs-setters.
4548 (c_parser_declspecs): Likewise. Avoid calling c_parser_peek_token
4551 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
4553 * configure.ac: Stack protector enabling for Android targets.
4554 * configure: Regenerate.
4556 2012-05-16 Richard Sandiford <r.sandiford@uk.ibm.com>
4558 * ira.c (pseudo_move_insn): Delete.
4559 (find_moveable_pseudos): Don't set it.
4560 (move_unallocated_pseudos): Use DF_REG_DEF_CHAIN to find
4561 the definitions of the original pseudo. Delete all of them.
4563 2012-05-16 Olivier Hainque <hainque@adacore.com>
4565 * config/rs6000/rs6000-opts.h (enum processor_type): Add
4567 * config/rs6000/rs6000-cpus.def: Reference it for cpu="8548".
4568 * config/rs6000/rs6000.md (cpu attribute definition): Add ppc8548.
4569 * config/rs6000/8540.md: indicate that the units/patterns apply to
4572 * config/rs6000/rs6000.c (rs6000_option_override_internal): Rename
4573 default_cpu into implicit_cpu, conveying what --with-cpu was passed at
4574 configure time. Treat implicit_cpu as have_CPU. Pick defaults for SPE
4575 related flags, check that what is queried is supported by the selected
4576 configuration. Rework the single/double_float and MASK_STRING resets to
4577 hit for all the E500 cores (854x + E500MC variants). Select the ppc8540
4578 costs for PROCESSOR_PPC8548 as well.
4579 (rs6000_issue_rate): case CPU_PPC8548 together with CPU_PPC8540.
4580 (rs6000_use_sched_lookahead): Likewise, rewriting function as a case
4581 statement instead of a sequence of ifs.
4583 * config/rs6000/rs6000.h (TARGET_E500): Remove.
4584 (TARGET_NO_LWSYNC): Adjust accordingly.
4585 * config/rs6000/e500.h (TARGET_E500): Remove.
4586 (CHECK_E500_OPTIONS): Adjust accordingly.
4587 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove.
4588 (TARGET_DEFAULT): Reformat definition to match the one in linuxspe.h.
4589 * config/rs6000/linuxspe.h: Likewise.
4590 * config/rs6000/vxworks.h: Remove bogus TARGET_E500 overrides and
4591 superfluous comments.
4592 * config/rs6000/e500-double.h: Remove.
4594 * config.gcc (pick a default with_cpu): For powerpc*-*-*spe*,
4595 default to with_cpu=8548 if --enable-e500-double, and to 8540
4597 (set misc flags section): For powerpc*|rs6000*, remove inclusion
4598 of e500-double.h for --enable-e500-double.
4600 2012-05-16 Olivier Hainque <hainque@adacore.com>
4602 * Makefile.in (s-header-vars): Resort to -n instead of trailing
4603 -e d in sed invocation.
4605 2012-05-16 Hans-Peter Nilsson <hp@axis.com>
4607 * doc/tm.texi.in (Type Layout) <SIZE_TYPE>: Update reference to
4609 * doc/tm.texi: Regenerate.
4611 2012-05-15 Paolo Carlini <paolo.carlini@oracle.com>
4613 * tree.h (EXPR_LOCATION): Use CAN_HAVE_LOCATION_P.
4615 2012-05-15 Jakub Jelinek <jakub@redhat.com>
4618 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
4619 that operands[2] is either immediate, or q_regs_operand.
4621 2012-05-15 Richard Guenther <rguenther@suse.de>
4623 * cgraphunit.c (thunk_adjust): Use make_rename_temp.
4624 (assemble_thunk): Likewise. Manually rename and register
4627 2012-05-15 Richard Guenther <rguenther@suse.de>
4629 PR tree-optimization/53355
4630 * tree-vrp.c (extract_range_from_binary_expr_1): Handle LSHIFT_EXPRs
4633 2012-05-15 Tristan Gingold <gingold@adacore.com>
4635 * tree-ssa-strlen.c (get_string_length): Convert lhs if needed.
4637 2012-05-15 Richard Guenther <rguenther@suse.de>
4639 * gimple.c (gimple_set_modified): Move ...
4640 * gimple.h (gimple_set_modified): ... here.
4642 2012-05-15 Tristan Gingold <gingold@adacore.com>
4644 * ira-color.c (move_spill_restore): Add a guard.
4646 2012-05-15 Tristan Gingold <gingold@adacore.com>
4648 * config/ia64/ia64.c (ia64_emit_probe_stack_range): Adjust calls to
4651 2012-05-15 Eric Botcazou <ebotcazou@adacore.com>
4653 * gimplify.c (gimplify_init_constructor): Do a block move for very
4654 small objects as well.
4656 2012-05-15 Bernd Schmidt <bernds@codesourcery.com>
4658 * ira.c (find_moveable_pseudos): Skip registers whose
4659 DF_REG_EQ_USE_COUNT is nonzero.
4661 2012-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
4663 * doc/md.texi (fma): Define to only be applicable for single rounding.
4665 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
4668 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
4669 generate target register for "load" class builtins.
4672 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
4675 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
4676 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
4677 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
4678 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
4679 (<sse>_movu<ssemodesuffix>): New expander.
4680 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
4681 (avx_movdqu<avxmodesuffix>): New expander.
4682 (*sse2_movdqu): Rename from sse2_movdqu.
4683 (sse2_movdqu): New expander.
4685 2012-05-14 Marc Glisse <marc.glisse@inria.fr>
4688 * config/i386/i386.c (ix86_expand_vec_perm_const): Move code to ...
4689 (canonicalize_perm): ... new function.
4690 (expand_vec_perm_2vperm2f128_vshuf): New function.
4691 (ix86_expand_vec_perm_const_1): Call it.
4693 2012-05-14 Andrew Pinski <apinski@cavium.com>
4694 H.J. Lu <hongjiu.lu@intel.com>
4695 Jakub Jelinek <jakub@redhat.com>
4698 * config/i386/i386.md (xbegin_1): Use + in constraint and match_dup.
4701 2012-05-14 Jakub Jelinek <jakub@redhat.com>
4703 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
4704 lineno 1 the same as lineno 0 before first start file directive.
4705 (optimize_macinfo_range): Likewise.
4707 * dwarf2out.c (have_macinfo): Define.
4708 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
4709 attribute, don't force empty compilation unit and don't emit any
4710 .debug_macinfo/.debug_macro section if macinfo_table is empty.
4712 2012-05-14 Georg-Johann Lay <avr@gjlay.de>
4715 * config/avr/avr.c (avr_const_address_lo16): Remove.
4716 (avr_assemble_integer): Print ".byte lo8(x)",
4717 ".byte hi8(x)", ".byte hh8(x)" instead of emit an assembler
4718 .warning if 3-byte address is assembled.
4719 * doc/extend.texi (AVR Named Address Spaces): Document that
4720 binutils 2.23 is needed to assemble 3-byte addresses.
4722 2012-05-14 Richard Guenther <rguenther@suse.de>
4724 * tree-vect-data-refs.c (vect_setup_realignment): Remove
4725 call to mark_symbols_for_renaming.
4726 (vect_permute_load_chain): Likewise.
4727 * tree-vect-loop.c (vect_is_slp_reduction): Update stmt
4728 instead of calling mark_symbols_for_renaming.
4729 * tree-vect-stmts.c (read_vector_array): Remove call to
4730 mark_symbols_for_renaming.
4731 (write_vector_array): Likewise.
4732 (vectorizable_call): Likewise.
4733 (vectorizable_store): Likewise.
4734 (vectorizable_load): Likewise.
4735 * matrix-reorg.c (transform_allocation_sites): Likewise.
4736 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
4737 (create_expression_by_pieces): Likewise.
4739 2012-05-14 Richard Guenther <rguenther@suse.de>
4741 * gimplify.c (gimple_regimplify_operands): Only mark the LHS
4742 of statements for renaming.
4743 (force_gimple_operand_1): Likewise, consistently for both
4744 calls to force_gimple_operand and force_gimple_operand_gsi.
4746 2012-05-14 Richard Guenther <rguenther@suse.de>
4748 * tree-dfa.c (make_rename_temp): Be forgiving if not in SSA form.
4749 * omp-low.c (expand_omp_taskreg): Properly conditionalize call
4751 (expand_omp_for): Likewise.
4752 (expand_omp_for_generic): Adjust conditional add to referenced vars.
4753 Use make_rename_temp for temporaries that should be rewritten into
4755 (expand_omp_for_static_nochunk): Likewise.
4756 (expand_omp_atomic_pipeline): Likewise.
4758 2012-05-14 Richard Guenther <rguenther@suse.de>
4760 PR tree-optimization/53331
4761 * tree-vect-data-refs.c (vect_verify_datarefs_alignment): Ignore
4763 * tree-vect-stmts.c (vect_model_load_cost): Handle strided loads.
4765 2012-05-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
4768 * doc/options.texi: (LangEnabledBy): Document it.
4769 * optc-gen.awk: Handle LangEnabledBy.
4770 * opth-gen.awk: Generate declaration for lang-specific functions.
4771 * opt-read.awk: Record lang numbers.
4772 * opt-functions.awk (flag_set_p): Ignore the arguments of flags.
4773 (lang_sanitized_name): New.
4775 2012-05-14 Bernd Schmidt <bernds@codesourcery.com>
4777 * attribs.c (decl_attributes): Avoid emitting a warning if
4779 * doc/rtl.texi (CALL_INSN_FUNCTION_USAGE): Use lowercase for rtx
4780 codes. Document meaning of sets inside CALL_INSN_FUNCTION_USAGE.
4781 * builtin-attrs.def (DEF_ATTR_FOR_STRING): Define. Use it to
4782 define a string "1".
4783 (ATTR_RET1_NOTHROW_NONNULL_LEAF): New attr definition.
4784 * builtins.def (BUILT_IN_MEMCPY, BUILT_IN_MEMMOVE, BUILT_IN_MEMSET,
4785 BUILT_IN_STRCPY): Use it for these functions.
4786 * postreload.c (reload_combine): Deal with SETs inside
4787 CALL_INSN_FUNCTION_USAGE.
4788 * caller-save.c (setup_save_areas, save_call_clobbered_regs):
4789 Look for REG_RETURNED notes and use a cheap restore if possible.
4790 * ira-int.h (struct ira_allocno): New member cheap_calls_crossed_num.
4791 (ALLOCNO_CHEAP_CALLS_CROSSED_NUM): New macro.
4792 * ira-build.c (ira_create_allocno, create_cap_allocno,
4793 propagate_allocno_info, propagate_some_info_from_allocno,
4794 copy_info_to_removed_store_destination, ira_flattening): Handle it.
4795 * ira-lives.c (pseudo_regno_single_word_and_live_p,
4796 find_call_crossed_cheap_reg): New static functions.
4797 (process_bb_node_lives): Look for SETs in CALL_INSN_FUNCTION_USAGE,
4798 and set ALLOCNO_CHEAP_CALLS_CROSSED_NUM if possible. Also make
4799 a REG_RETURNED note in that case.
4800 * ira.c (setup_reg_renumber): Change assert to allow cases where
4801 allocnos only cross calls for which they are cheap to restore.
4802 * ira-costs.c (ira_tune_allocno_costs): Compare
4803 ALLOCNO_CALLS_CROSSED_NUM to ALLOCNO_CHEAP_CALLS_CROSSED_NUM rather
4805 * reg-notes.def (REG_RETURNED): New note.
4806 * cse.c (cse_insn): Likewise.
4807 * sched-deps.c (sched_analyze_insn): Likewise.
4808 * expr.c (init_block_move_fn): Set a "fn spec" attribute.
4809 * calls.c (decl_return_flags): New static function.
4810 (expand_call): Generate a SET in CALL_INSN_FUNCTION_USAGE for
4811 functions that return one of their arguments.
4812 * regcprop.c (struct kill_set_value_data): New.
4813 (kill_set_value): Interpret data as a pointer to such a struct.
4814 Do nothing if the caller wants the register to be ignored.
4815 (copyprop_hardreg_forward_1): Handle SETs in CALL_INSN_FUNCTION_USAGE.
4817 2012-05-14 Richard Guenther <rguenther@suse.de>
4819 PR tree-optimization/53340
4820 * tree-ssa-pre.c (op_valid_in_sets): Fix error in last commit.
4822 2012-05-14 Richard Guenther <rguenther@suse.de>
4824 * gimplify.c (gimplify_expr): Remove odd code.
4826 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
4828 * stor-layout.c (bit_from_pos): Distribute conversion to bitsizetype
4829 into a PLUS_EXPR byte offset.
4831 * tree-ssa-pre.c (can_value_number_call): Delete.
4832 (compute_avail): Skip all statements with side effects.
4833 <GIMPLE_CALL>: Skip calls to internal functions.
4835 2012-05-13 Steven Bosscher <steven@gcc.gnu.org>
4837 * config/pa/pa.md: Use define_c_enum for "unspec" and "unspecv".
4839 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
4841 * common.opt (Wtype-limits): Use EnabledBy.
4843 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
4845 * config/i386/i386.md (*pushtf): Enable for TARGET_SSE.
4846 (pushtf splitter): Ditto.
4848 (*movtf_internal): Ditto. Use V4SFmode for !TARGET_SSE2.
4849 (<code>tf2): Enable for TARGET_SSE.
4850 (*absnegtf2_sse): Ditto.
4851 (copysign<mode>3): Enable TFmode for TARGET_SSE.
4852 (copysign<mode>3_const): Ditto.
4853 (copysign<mode>3_var): Ditto.
4854 * config/i386/sse.md (<code>tf3): Enable for TARGET_SSE.
4855 (*andnottf3): Ditto. Use V4SFmode for !TARGET_SSE2.
4856 (*<code>tf3): Ditto.
4857 * config/i386/i386.c (struct builtin_description bdesc_args)
4858 <IX86_BUILTIN_FABSQ>: Enable for TARGET_SSE.
4859 <IX86_BUILTIN_COPYSIGNQ>: Ditto.
4860 (ix86_expand_builtin) <IX86_BUILTIN_FABSQ, IX86_BUILTIN_COPYSIGNQ>:
4861 Emit a normal call if SSE isn't available.
4863 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
4865 * config/i386/sse.md (<sse>_andnot<mode>3): Handle
4866 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
4867 (<code><mode>3): Ditto.
4868 (*andnot<mode>3): Ditto.
4869 (*andnottf3): Ditto.
4870 (*<code><mode>3): Ditto.
4873 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
4875 * optc-gen.awk: Error instead of warning for conflicting help.
4877 2012-05-12 Jason Merrill <jason@redhat.com>
4880 * dwarf2out.c (build_local_stub): Prefer DW_AT_signature for
4883 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
4885 * function.c (requires_stack_frame_p): If the function can throw
4886 non-call exceptions, return true if the insn can throw internally.
4888 2012-05-12 Paolo Carlini <paolo.carlini@oracle.com>
4890 * doc/generic.texi: Rename TYPE_PTRMEM_P to TYPE_PTRDATAMEM_P.
4892 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
4894 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
4895 ORDERED and UNORDERED conditions.
4897 2012-05-11 Richard Guenther <rguenther@suse.de>
4899 * tree-flow.h (referenced_var_check_and_insert): Remove.
4900 (find_new_referenced_vars): Likewise.
4901 * tree-dfa.c (referenced_var_check_and_insert): Make static.
4902 (find_new_referenced_vars_1, find_new_referenced_vars): Remove.
4903 * tree-inline.c (copy_bb): Use find_referenced_vars_in
4904 instead of find_new_referenced_vars.
4905 * gimple-fold.c (gimplify_and_update_call_from_tree): Likewise.
4907 2012-05-11 Richard Guenther <rguenther@suse.de>
4909 * tree-pass.h (pass_rest_of_compilation,
4910 pass_all_optimizations, pass_postreload, pass_all_early_optimizations):
4912 * passes.c (pass_all_optimizations, pass_postreload,
4913 pass_all_early_optimizations): Make static.
4914 (pass_rest_of_compilation): Likewise. Make it an RTL_PASS.
4915 * tree-phinodes.c (init_phinodes, fini_phinodes): Remove.
4916 * tree-ssa.c (init_tree_ssa): Do not call init_phinodes.
4917 (delete_tree_ssa): Do not call fini_phinodes.
4918 * tree-flow.h (init_phinodes, fini_phinodes): Remove.
4920 2012-05-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
4923 * doc/options.texi (EnabledBy): Document
4924 * opts.c: Include opts.h and options.h before tm.h.
4925 (finish_options): Do not handle some sub-options here...
4926 (common_handle_option): ... instead call common_handle_option_auto
4928 * optc-gen.awk: Handle EnabledBy.
4929 * opth-gen.awk: Declare common_handle_option_auto.
4930 * common.opt (Wuninitialized): Use EnabledBy. Delete Init.
4931 (Wmaybe-uninitialized): Likewise.
4932 (Wunused-but-set-variable): Likewise.
4933 (Wunused-function): Likewise.
4934 (Wunused-label): Likewise.
4935 (Wunused-value): Likewise.
4936 (Wunused-variable): Likewise.
4937 * opt-read.awk: Create opt_numbers array.
4939 2012-05-11 Richard Guenther <rguenther@suse.de>
4941 PR tree-optimization/53295
4942 * tree-data-ref.h (stride_of_unit_type_p): Handle non-constant
4944 * tree-data-ref.c (dr_analyze_innermost): Allow non-constant
4945 strides when analyzing data-references in a loop context.
4946 * tree-vect-data-refs.c (vect_mark_for_runtime_alias_test): Reject
4947 non-constant strides for now.
4948 (vect_enhance_data_refs_alignment): Ignore data references
4949 that are strided loads.
4950 (vect_analyze_data_ref_access): Handle non-constant strides.
4951 (vect_check_strided_load): Verify the data-reference is a load.
4952 (vect_analyze_data_refs): Restructure to make strided load
4953 support not dependent on gather support.
4954 * tree-vect-stmts.c (vectorizable_load): Avoid useless work
4955 when doing strided or gather loads.
4956 * tree-vect-loop-manip.c (vect_vfa_segment_size): Use
4957 integer_zerop to compare stride with zero.
4959 2012-05-11 H.J. Lu <hongjiu.lu@intel.com>
4961 * config/i386/driver-i386.c (host_detect_local_cpu): Support RTM.
4963 2012-05-11 Jan Hubicka <jh@suse.cz>
4966 * varpool.c (varpool_assemble_decl): Also output constat pool entries
4967 that output_constant_pool missed.
4969 2012-05-11 Mingjie Xing <mingjie.xing@gmail.com>
4971 * config/mips/t-vxworks: Change MUTLILIB_EXTRA_OPTS to
4972 MULTILIB_EXTRA_OPTS.
4974 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
4977 * config/i386/i386.md (xtest): Use NE condition in ix86_expand_setcc.
4979 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
4981 * config/i386/i386.md (*movti_internal_rex64): Avoid MOVAPS size
4982 optimization for TARGET_AVX.
4983 (*movti_internal_sse): Ditto.
4984 (*movdi_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
4985 (*movdi_internal): Ditto.
4986 (*movsi_internal): Ditto.
4987 (*movtf_internal): Avoid MOVAPS size optimization for TARGET_AVX.
4988 (*movdf_internal_rex64): Ditto.
4989 (*movfd_internal): Ditto.
4990 (*movsf_internal): Ditto.
4991 * config/i386/sse.md (mov<mode>): Handle TARGET_SSE_LOAD0_BY_PXOR.
4993 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
4995 * dwarf2out.c (add_byte_size_attribute) <RECORD_TYPE>: Handle variable
4996 reference as size attribute.
4998 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
4999 Tristan Gingold <gingold@adacore.com>
5001 * doc/md.texi (Standard Names): Document probe_stack_address.
5002 * explow.c (emit_stack_probe): Handle probe_stack_address.
5003 * config/ia64/ia64.md (UNSPECV_PROBE_STACK_ADDRESS): New constant.
5004 (UNSPECV_PROBE_STACK_RANGE): Likewise.
5005 (probe_stack_address): New insn.
5006 (probe_stack_range): Likewise.
5007 * config/ia64/ia64.c: Include common/common-target.h.
5008 (ia64_compute_frame_size): Mark r2 and r3 as used if static stack
5009 checking is enabled.
5010 (ia64_emit_probe_stack_range): New function.
5011 (output_probe_stack_range): Likewise.
5012 (ia64_expand_prologue): Invoke ia64_emit_probe_stack_range if static
5013 builtin stack checking is enabled.
5014 (rtx_needs_barrier) <UNSPEC_VOLATILE>: Handle UNSPECV_PROBE_STACK_RANGE
5015 and UNSPECV_PROBE_STACK_ADDRESS.
5016 (unknown_for_bundling_p): New predicate.
5017 (group_barrier_needed): Use important_for_bundling_p.
5018 (ia64_dfa_new_cycle): Use unknown_for_bundling_p.
5019 (issue_nops_and_insn): Likewise.
5020 (bundling): Likewise.
5021 (final_emit_insn_group_barriers): Likewise.
5022 * config/ia64/ia64-protos.h (output_probe_stack_range): Declare.
5023 * config/ia64/hpux.h (STACK_CHECK_STATIC_BUILTIN): Define.
5024 (STACK_CHECK_PROTECT): Likewise.
5025 * config/ia64/linux.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
5027 2012-05-10 Jan Hubicka <jh@suse.cz>
5029 * ipa-inline.c (update_all_callee_keys): Remove.
5030 (inline_small_functions): Simplify priority updating.
5032 2012-05-10 Jan Hubicka <jh@suse.cz>
5034 * ipa.c (symtab_remove_unreachable_nodes): Fix marking of clones.
5036 2012-05-10 Jan Hubicka <jh@suse.cz>
5038 * cgraph.h (cgraph_remove_unreachable_nodes): Rename to ...
5039 (symtab_remove_unreachable_nodes): ... this one.
5040 * ipa-cp.c (ipcp_driver): Do not remove unreachable nodes.
5041 * cgraphunit.c (ipa_passes): Update.
5042 * cgraphclones.c (cgraph_materialize_all_clones): Update.
5043 * cgraph.c (cgraph_release_function_body): Only turn initial
5044 into error mark when initial was previously set.
5045 * ipa-inline.c (ipa_inline): Update.
5046 * ipa.c: Include ipa-inline.h
5047 (enqueue_cgraph_node, enqueue_varpool_node): Remove.
5048 (enqueue_node): New function.
5049 (process_references): Update.
5050 (symtab_remove_unreachable_nodes): Cleanup.
5051 * passes.c (execute_todo, execute_one_pass): Update.
5053 2012-05-10 Vladimir Makarov <vmakarov@redhat.com>
5055 PR rtl-optimization/53125
5056 * ira.c (ira): Call find_moveable_pseudos and
5057 move_unallocated_pseudos if only ira_conflicts_p is true.
5059 2012-05-10 Uros Bizjak <ubizjak@gmail.com>
5061 * config/i386/i386.md (*movoi_internal_avx): Handle
5062 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL and TARGET_SSE_TYPELESS_STORES.
5063 (*movti_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
5064 (*movti_internal_sse): Ditto.
5065 (*movtf_internal): Ditto.
5066 * config/i386/sse.md (ssePSmode): New mode attribute.
5067 (*move<mode>_internal): Use ssePSmode.
5068 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Ditto.
5069 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
5070 * config/i386/i386.c (standard_sse_constant_opcode): Do not handle
5071 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL here.
5073 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
5075 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
5076 DECL_ORIGINAL_TYPE if it is present.
5078 2012-05-10 Nick Clifton <nickc@redhat.com>
5081 * config/m32c/bitops.md (bset_qi): Change operand 2 from having
5082 a "0" constraint to being a (match_dup 0).
5084 2012-05-10 Richard Guenther <rguenther@suse.de>
5086 * stor-layout.c (byte_from_pos): Amend comment.
5088 2012-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5090 * doc/extend.texi (X86 Built-in Functions, __builtin_cpu_init):
5091 Document requirement to call in constructors.
5093 * config/i386/i386.c: Update comments for i386-cpuinfo.c name change.
5095 2012-05-10 Richard Guenther <rguenther@suse.de>
5097 * tree.h (TYPE_IS_SIZETYPE): Remove.
5098 * fold-const.c (int_const_binop_1): Remove TYPE_IS_SIZETYPE use.
5099 (extract_muldiv_1): Likewise.
5100 * gimple.c (gtc_visit): Likewise.
5101 (gimple_types_compatible_p): Likewise.
5102 (iterative_hash_canonical_type): Likewise.
5103 (gimple_canonical_types_compatible_p): Likewise.
5104 * gimplify.c (gimplify_one_sizepos): Likewise.
5105 * print-tree.c (print_node): Likewise.
5106 * stor-layout.c (initialize_sizetypes): Do not set TYPE_IS_SIZETYPE.
5108 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
5111 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
5112 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
5113 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
5114 instead of xop_mulv2div2di3_low.
5115 (xop_p<macs>dql): Fix vec_select selector.
5116 (xop_p<macs>dqh): Ditto.
5117 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
5118 (xop_mulv2div2di3_high): Ditto.
5120 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
5123 * diagnostic.h (diagnostic_context): Add last_location.
5124 * diagnostic.c (diagnostic_initialize): Initialize it.
5125 (diagnostic_show_locus): Use it.
5127 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
5129 * doc/extend.texi (Function Attributes): Point xref to section
5132 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
5134 * config/i386/i386.c (*movdf_internal_rex64): Remove
5135 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
5136 Calculate "mode" attribute according to
5137 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
5138 (*movdf_internal): Ditto.
5140 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
5143 * config/i386/i386.c (ix86_expand_vector_move_misalign): Do not handle
5144 128 bit vectors specially for TARGET_AVX. Emit sse2_movupd and
5145 sse_movupd RTXes for TARGET_AVX, TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
5146 or when optimizing for size.
5147 * config/i386/sse.md (*mov<mode>_internal): Remove
5148 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
5149 Calculate "mode" attribute according to optimize_function_for_size_p
5150 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
5151 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Choose asm template
5152 depending on the mode of the instruction. Calculate "mode" attribute
5153 according to optimize_function_for_size_p, TARGET_SSE_TYPELESS_STORES
5154 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flags.
5155 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
5157 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
5160 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
5161 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
5162 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
5163 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
5164 (expand_prologue): Move initialization of cfun->machine->is_naked,
5165 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
5166 (avr_set_current_function): ...this new static function.
5167 (TARGET_SET_CURRENT_FUNCTION): New define.
5168 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
5169 checking attributes of current_function_decl.
5170 (avr_regs_to_save): Ditto.
5171 (signal_function_p): Rename to avr_signal_function_p.
5172 (interrupt_function_p): Rename to avr_interrupt_function_p.
5174 * doc/extend.texi (Function Attributes): Better explanation of
5175 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
5178 2012-05-09 Michael Matz <matz@suse.de>
5180 PR tree-optimization/53185
5181 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Disable
5182 peeling when we see strided loads.
5184 2012-05-09 Matthias Klose <doko@ubuntu.com>
5186 * gcc-ar.c (main): Don't check for execute bits for the plugin.
5188 2012-05-09 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
5190 * tree-ssa-loop-ivopts.c (add_autoinc_candidates, get_address_cost):
5191 Replace use of HAVE_{POST/PRE}_{INCREMENT/DECREMENT} with
5192 USE_{LOAD/STORE}_{PRE/POST}_{INCREMENT/DECREMENT} appropriately.
5193 * config/arm/arm.h (ARM_AUTOINC_VALID_FOR_MODE_P): New.
5194 (USE_LOAD_POST_INCREMENT): Define.
5195 (USE_LOAD_PRE_INCREMENT): Define.
5196 (USE_LOAD_POST_DECREMENT): Define.
5197 (USE_LOAD_PRE_DECREMENT): Define.
5198 (USE_STORE_PRE_DECREMENT): Define.
5199 (USE_STORE_PRE_INCREMENT): Define.
5200 (USE_STORE_POST_DECREMENT): Define.
5201 (USE_STORE_POST_INCREMENT): Define.
5202 (arm_auto_incmodes): Add enumeration.
5203 * config/arm/arm-protos.h (arm_autoinc_modes_ok_p): Declare.
5204 * config/arm/arm.c (arm_autoinc_modes_ok_p): Define.
5206 2012-05-09 Jakub Jelinek <jakub@redhat.com>
5208 PR tree-optimization/53226
5209 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Remove
5210 prev and prev_initialized vars, gimple_set_plf (stmt, GF_PLF_1, false)
5211 before processing it and gimple_set_plf (stmt, GF_PLF_1, true) if it
5212 doesn't need to be revisited, look for earliest stmt with
5213 !gimple_plf (stmt, GF_PLF_1) if something changed.
5215 2012-05-09 Terry Guo <terry.guo@arm.com>
5217 * genmultilib: Update copyright dates.
5218 * doc/fragments.texi: Ditto.
5220 2012-05-09 Terry Guo <terry.guo@arm.com>
5222 * Makefile.in (s-mlib): Add new argument MULTILIB_REQUIRED.
5223 * genmultilib (MULTILIB_REQUIRED): New.
5224 * doc/fragments.texi: Document the MULTILIB_REQUIRED.
5226 2012-05-09 Richard Guenther <rguenther@suse.de>
5228 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
5229 (vect_do_peeling_for_loop_bound): Likewise.
5230 (vect_do_peeling_for_alignment): Likewise.
5231 * tree-vect-loop-manip.c (conservative_cost_threshold): Remove.
5232 (vect_do_peeling_for_loop_bound): Get check_profitability and
5233 threshold as parameters.
5234 (vect_do_peeling_for_alignment): Likewise.
5235 (vect_loop_versioning): Likewise.
5236 * tree-vect-loop.c (vect_transform_loop): Compute check_profitability
5237 and threshold here. Control where to put the check here.
5239 2012-05-09 Richard Sandiford <rdsandiford@googlemail.com>
5242 * dwarf2out.h (get_address_mode): Move declaration to...
5244 * dwarf2out.c (get_address_mode): Move definition to...
5245 * rtlanal.c: ...here.
5246 * var-tracking.c (get_address_mode): Delete.
5247 * combine.c (find_split_point): Use get_address_mode instead of
5248 targetm.addr_space.address_mode.
5249 * cselib.c (cselib_record_sets): Likewise.
5250 * dse.c (canon_address, record_store): Likewise.
5251 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
5252 * expr.c (move_by_pieces, emit_block_move_via_loop, store_by_pieces)
5253 (store_by_pieces_1, expand_assignment, store_expr, store_constructor)
5254 (expand_expr_real_1): Likewise.
5255 * ifcvt.c (noce_try_cmove_arith): Likewise.
5256 * optabs.c (maybe_legitimize_operand_same_code): Likewise.
5257 * reload.c (find_reloads): Likewise.
5258 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
5259 * sel-sched-dump.c (debug_mem_addr_value): Likewise.
5261 2012-05-09 Maciej W. Rozycki <macro@codesourcery.com>
5263 * config/mips/mips.c (mips16_gp_pseudo_reg): Remove line
5264 information from the instruction produced.
5266 2012-05-09 Richard Guenther <rguenther@suse.de>
5268 * stor-layout.c (bit_from_pos): Document.
5269 (byte_from_pos): Likewise. Optimize.
5270 (pos_from_bit): Likewise.
5271 (normalize_offset): Use pos_from_bit instead of replicating it.
5273 2012-05-09 Alan Modra <amodra@gmail.com>
5276 * config/rs6000/rs6000.c (gen_frame_set): New function.
5277 (gen_frame_load, gen_frame_store): New functions.
5278 (rs6000_savres_rtx): Use the above.
5279 (rs6000_emit_epilogue, rs6000_emit_prologue): Here too.
5280 Correct mode used for CR2 in save/restore_world patterns.
5281 Don't emit instructions for eh_return frame unwind reg info.
5283 2012-05-08 Jan Hubicka <jh@suse.cz>
5285 * cgraphbuild.c (build_cgraph_edges): Do not finalize vars
5287 * cgraph.h (varpool_can_remove_if_no_refs): Vars with VALUE_EXPR
5289 * toplev.c (wrapup_global_declaration_2): Vars with VALUE_EXPR
5291 (compile_file): Do not output variables.
5292 * cgraphbuild.c (varpool_finalize_decl): When var is finalized late,
5294 * langhooks.c: Include timevar.h
5295 (write_global_declarations): Finalize compilation unit after wrapup;
5296 set timevars correctly.
5297 * passes.c (rest_of_decl_compilation): Decls with VALUE_EXPR needs
5298 not to be added to varpool.
5299 * varpool.c (varpool_assemble_decl): Sanity check that we are called
5300 only on cases where it makes sense; skip constant pool and value expr
5303 2012-05-08 David S. Miller <davem@davemloft.net>
5305 * config/sparc/linux.h (LINK_SPEC): Don't pass "-Y" option.
5306 * config/sparc/linux64.h (LINK_ARCH32_SPEC): Likewise.
5307 * config/sparc/linux64.h (LINK_ARCH64_SPEC): Likewise.
5309 2012-05-08 Richard Sandiford <rdsandiford@googlemail.com>
5311 PR rtl-optimization/53278
5312 * lower-subreg.c (decompose_multiword_subregs): Remove left-over
5313 speed_p code from earlier patch.
5315 2012-05-08 Oleg Endo <olegendo@gcc.gnu.org>
5318 * config/sh/sh.md (*branch_true, *branch_false): New insns.
5320 2012-05-08 Teresa Johnson <tejohnson@google.com>
5322 * gcov-io.h (__gcov_reset, __gcov_dump): Declare.
5323 * doc/gcov.texi: Add note on using __gcov_reset and __gcov_dump.
5325 2012-05-08 Jan Hubicka <jh@suse.cz>
5327 * cgraph.c (cgraph_call_edge_duplication_hooks): Export.
5328 (cgraph_create_node_1): Rename to ...
5329 (cgraph_create_empty_node): ... this one; export.
5330 (cgraph_create_node): Update.
5331 (cgraph_set_call_stmt_including_clones): Move to cgraphclones.c
5332 (cgraph_create_edge_including_clones): Likewise.
5333 (cgraph_find_replacement_node): Likewise.
5334 (cgraph_clone_edge): Likewise.
5335 (cgraph_clone_node): Likewise.
5336 (clone_function_name): Likewise.
5337 (cgraph_create_virtual_clone): Likewise.
5338 (cgraph_remove_node_and_inline_clones): Likewise.
5339 (cgraph_redirect_edge_call_stmt_to_callee): Move here from cgraphunit.c
5340 * cgraph.h: Reorder declarations so they match file of origin.
5341 (cgraph_create_empty_node): Declare.
5342 * cgraphunit.c (update_call_expr): Move to cgraphclones.c
5343 (cgraph_copy_node_for_versioning): Likewise.
5344 (cgraph_function_versioning): Likewise.
5345 (cgraph_materialize_clone): Likewise.
5346 (cgraph_redirect_edge_call_stmt_to_callee): Likewise.
5347 (cgraph_materialize_all_clones): Likewise.
5348 * cgraphclones.c: New file.
5349 * Makefile.in: Update for cgraphclones.
5351 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
5354 * config/i386/i386.c (ix86_set_reg_reg_cost): New function.
5355 (ix86_rtx_costs): Handle SET.
5357 2012-05-08 Michael Matz <matz@suse.de>
5359 * basic-block.h (struct rtl_bb_info): Remove visited member and
5360 move head_ member to ...
5361 (struct basic_block_def.basic_block_il_dependent): ... the new
5362 member x, replacing but containing old member rtl.
5363 (enum bb_flags): New BB_VISITED flag.
5364 (BB_HEADER, BB_FOOTER): New macros.
5366 * jump.c (mark_all_labels): Adjust.
5367 * cfgcleanup.c (try_optimize_cfg): Adjust.
5368 * cfglayout.c (record_effective_endpoints): Adjust.
5369 (relink_block_chain): Ditto (and don't fiddle with visited).
5370 (fixup_reorder_chain): Adjust.
5371 (fixup_fallthru_exit_predecessor): Ditto.
5372 (cfg_layout_duplicate_bb): Ditto.
5373 * combine.c (update_cfg_for_uncondjump): Adjust.
5374 * bb-reorder.c (struct bbro_basic_block_data_def): Add visited member.
5375 (bb_visited_trace): New accessor.
5376 (mark_bb_visited): Move in front.
5377 (rotate_loop): Use bb_visited_trace.
5378 (find_traces_1_round): Ditto.
5379 (emit_barrier_after): Ditto.
5380 (copy_bb): Ditto, and initialize visited on resize.
5381 (reorder_basic_blocks): Initize visited member.
5382 (duplicate_computed_gotos): Clear bb flags at start, use
5385 * cfgrtl.c (try_redirect_by_replacing_jump): Adjust.
5386 (rtl_verify_flow_info_1): Ditto.
5387 (cfg_layout_split_block): Ditto.
5388 (cfg_layout_delete_block): Ditto.
5389 (cfg_layout_merge_blocks): Ditto.
5390 (init_rtl_bb_info): Adjust and initialize il.x.head_ member.
5392 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
5395 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
5396 when a constant source operand matches an "I" constraint, the "no
5397 CC0 change" applies to a register-destination only, not a
5398 strict_low_part-destination.
5400 2012-05-08 Richard Guenther <rguenther@suse.de>
5402 * fold-const.c (fold_binary_loc): Fold (X * CST1) & CST2
5403 to zero or to (X * CST1) & CST2' when CST1 has trailing zeros.
5405 2012-05-08 Georg-Johann Lay <avr@gjlay.de>
5407 * Makefile.in (TEXI_GCC_FILES): Add avr-mmcu.texi.
5409 * doc/avr-mmcu.texi: New auto-generated file.
5410 * doc/invoke.texi (AVR Options): Include avr-mmcu.texi in order
5411 to document all valid -mmcu= arguments.
5413 * config/avr/avr.h (arch_info_s): New struct definition.
5414 * config/avr/avr-devices.c (avr_texinfo): New variable.
5415 * config/avr/gen-avr-mmcu-texi.c: New file.
5416 * config/avr/t-avr: New rules and dependencies to build avr-mmcu.texi.
5418 2012-05-08 Dehao Chen <dehao@google.com>
5420 * predict.c (find_qualified_ssa_name): New.
5421 (find_ssa_name_in_expr): New.
5422 (find_ssa_name_in_assign_stmt): New.
5423 (is_comparison_with_loop_invariant_p): New.
5424 (is_bound_expr_similar): New.
5425 (predict_iv_comparison): New.
5426 (predict_loops): Add heuristic for loop-nested branches that compare an
5427 induction variable to a loop bound variable.
5428 * predict.def (PRED_LOOP_IV_COMPARE): New macro.
5430 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
5432 * config/i386/i386.c (has_dispatch): Use TARGET_BDVER1 and
5433 TARGET_BDVER2 defines where appropriate.
5435 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
5437 * configure.ac (PLUGIN_LD): Rename into...
5438 (PLUGIN_LD_SUFFIX): ...this and strip the target_alias triplet.
5439 * config.in: Regenerate.
5440 * configure: Likewise.
5441 * collect2.c (main): Set plugin_ld_suffix to PLUGIN_LD_SUFFIX.
5443 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
5445 * tree-dfa.c (get_ref_base_and_extent) <ARRAY_REF>: Do the offset
5446 computation using the precision of the index type.
5447 * gimple-fold.c (fold_const_aggregate_ref_1) <ARRAY_REF>: Likewise.
5448 (fold_array_ctor_reference): Do index computations in the index type.
5450 2012-05-07 Georg-Johann Lay <avr@gjlay.de>
5452 * config/avr/avr.c (avr_prologue_setup_frame): Fix mode passed
5453 down to plus_constant.
5454 (expand_epilogue): Ditto.
5456 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
5458 * postreload.c (reload_cse_regs): Make static.
5459 * reload.h (reload_cse_regs): Remove prototype.
5461 2012-05-07 Richard Henderson <rth@redhat.com>
5463 * config/alpha/alpha.md (clear_cache): New pattern.
5465 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
5468 * gimplify.c (preprocess_case_label_vec_for_gimple): If low or high
5469 is folded to a type boundary value, verify that the resulting case
5470 label is still a care range.
5472 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
5474 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf
5475 only for TARGET_GENERIC, when not optimizing for size.
5476 (*ffs<mode>_1): Ditto.
5478 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
5480 * tree-cfg.c (verify_gimple_switch): Tighten checks.
5482 2012-05-07 Jakub Jelinek <jakub@redhat.com>
5484 PR tree-optimization/53239
5485 * tree-vrp.c (get_value_range): Set VR of SSA_NAME_IS_DEFAULT_DEF
5486 of DECL_BY_REFERENCE RESULT_DECL to nonnull.
5488 2012-05-07 Richard Guenther <rguenther@suse.de>
5490 PR tree-optimization/53195
5491 * tree-inline.c (setup_one_parameter): Properly add referenced
5492 vars from the parameters new known value.
5494 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
5496 * config/m68k/m68k.c (m68k_sched_branch_type): Remove.
5497 (sched_branch_type): Remove.
5498 (m68k_sched_md_init_global): Don't allocate it.
5499 (m68k_sched_md_finish_global): Don't free it.
5500 * config/m68k/m68k.h (m68k_sched_branch_type): Remove prototype.
5501 * config/m68k/m68k.md: Set the type of insns using
5502 m68k_sched_branch_type to bcc directly.
5504 2012-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5506 * config/sol2.c (solaris_override_options): New function.
5507 * config/sol2-protos.h (solaris_override_options): Declare.
5508 * config/sol2.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
5510 2012-05-07 Richard Guenther <rguenther@suse.de>
5512 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Return
5513 whether we failed to compute data dependences.
5514 (loop_prefetch_arrays): Fail if we failed.
5516 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
5517 Paolo Bonzini <bonzini@gnu.org>
5519 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf even for !TARGET_BMI.
5520 Emit bsf when optimizing for size.
5521 (*ffs<mode>_1): Ditto.
5523 2012-05-07 Oleg Endo <olegendo@gcc.gnu.org>
5526 * config/sh/sh.c (sh_rtx_costs): Handle SET.
5528 2012-05-06 Uros Bizjak <ubizjak@gmail.com>
5531 * config/i386/i386.md (swap<mode>): Rename from *swap<mode>.
5532 (bswapdi2): Split from bswap<mode>2. Use nonnimediate_operand
5533 predicate for operand 1. Force operand 1 to register for TARGET_BSWAP.
5535 (*bswapdi2_doubleword): New insn pattern.
5536 (*bswap<mode>2): Rename from *bswap<mode>2_1.
5538 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
5540 * config/mips/mips.c (mips_set_reg_reg_piece_cost): New function.
5541 (mips_set_reg_reg_cost): Likewise.
5542 (mips_rtx_costs): Handle SET.
5544 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
5546 * lower-subreg.c (shift_cost): Use set_src_cost, avoiding the SET.
5547 (compute_costs): Likewise for the zero extension. Use set_rtx_cost
5548 to compute the cost of moves. Set the mode of the target register.
5550 2012-05-05 Richard Sandiford <rdsandiford@googlemail.com>
5552 * rtl.h (plus_constant, plus_constant_mode): Merge into a single
5553 plus_constant function.
5554 * explow.c (plus_constant, plus_constant_mode): Likewise. Assert
5555 that the mode is sensible.
5556 (use_anchored_address, round_push, allocate_dynamic_stack_space)
5557 (probe_stack_range, anti_adjust_stack_and_probe): Update calls to
5560 * alias.c (canon_rtx): Likewise.
5561 (init_alias_analysis): Likewise.
5562 * builtins.c (expand_builtin_return_addr)
5563 (expand_builtin_setjmp_setup, expand_builtin_longjmp)
5564 (expand_builtin_nonlocal_goto, expand_builtin_update_setjmp_buf)
5565 (expand_builtin_apply_args_1, expand_builtin_apply, expand_movstr)
5566 (expand_builtin_stpcpy): Likewise.
5567 * calls.c (save_fixed_argument_area, restore_fixed_argument_area)
5568 (compute_argument_addresses, internal_arg_pointer_based_exp)
5569 (expand_call, emit_library_call_value_1): Likewise.
5570 * cfgexpand.c (expand_one_stack_var_at, expand_debug_expr): Likewise.
5571 * combine-stack-adj.c (try_apply_stack_adjustment): Likewise.
5572 * combine.c (combine_simplify_rtx, force_to_mode): Likewise.
5573 * cse.c (insert_const_anchor, find_reg_offset_for_const)
5574 (use_related_value, fold_rtx): Likewise.
5575 * cselib.c (cselib_subst_to_values): Likewise.
5576 * dse.c (record_store, check_mem_read_rtx): Likewise.
5577 * dwarf2out.c (rtl_for_decl_location, gen_variable_die): Likewise.
5578 * emit-rtl.c (adjust_address_1): Likewise.
5579 * except.c (sjlj_emit_function_enter)
5580 (expand_builtin_extract_return_addr)
5581 (expand_builtin_frob_return_addr): Likewise.
5582 * expmed.c (expand_divmod): Likewise.
5583 * expr.c (move_by_pieces, store_by_pieces, store_by_pieces_1)
5584 (emit_move_resolve_push, push_block, emit_push_insn, store_expr)
5585 (expand_expr_addr_expr_1, expand_expr_real_1): Likewise.
5586 * function.c (assign_stack_local_1)
5587 (instantiate_virtual_regs_in_rtx): Likewise.
5588 * optabs.c (prepare_cmp_insn): Likewise.
5589 * recog.c (offsettable_address_addr_space_p): Likewise.
5590 * reload.c (find_reloads_address, form_sum)
5591 (find_reloads_subreg_address): Likewise.
5592 * reload1.c (init_reload, eliminate_regs_1)
5593 (eliminate_regs_in_insn): Likewise.
5594 * simplify-rtx.c (simplify_unary_operation_1)
5595 (simplify_binary_operation_1, simplify_plus_minus): Likewise.
5596 * var-tracking.c (compute_cfa_pointer, prepare_call_arguments)
5597 (vt_add_function_parameter): Likewise.
5599 * config/alpha/alpha.h (EH_RETURN_HANDLER_RTX): Likewise.
5600 * config/alpha/vms.h (EH_RETURN_HANDLER_RTX): Likewise.
5601 * config/alpha/alpha.c (alpha_legitimize_address_1)
5602 (get_unaligned_address, alpha_expand_unaligned_load)
5603 (alpha_expand_unaligned_store, alpha_expand_unaligned_load_words)
5604 (alpha_expand_unaligned_store_words, alpha_expand_block_clear)
5605 (alpha_expand_builtin_establish_vms_condition_handler)
5606 (alpha_setup_incoming_varargs, emit_frame_store_1)
5607 (alpha_expand_prologue, alpha_expand_epilogue)
5608 (alpha_use_linkage): Likewise.
5609 * config/alpha/alpha.md: Likewise.
5611 * config/arm/arm.c (arm_trampoline_init, legitimize_pic_address)
5612 (arm_load_pic_register, arm_pic_static_addr, arm_legitimize_address)
5613 (thumb_legitimize_address, arm_gen_load_multiple_1)
5614 (arm_gen_store_multiple_1, arm_gen_multiple_op, gen_ldm_seq)
5615 (gen_stm_seq, gen_const_stm_seq, arm_block_move_unaligned_straight)
5616 (arm_block_move_unaligned_loop, arm_gen_movmemqi, arm_reload_in_hi)
5617 (arm_reload_out_hi, arm_reorg, vfp_emit_fstmd, emit_multi_reg_push)
5618 (emit_sfm, thumb_set_frame_pointer, arm_expand_prologue)
5619 (thumb1_emit_multi_reg_push, thumb1_expand_prologue)
5620 (thumb_expand_movmemqi, arm_set_return_address)
5621 (thumb_set_return_address): Likewise.
5622 * config/arm/arm.md: Likewise.
5624 * config/avr/avr.c (avr_incoming_return_addr_rtx)
5625 (avr_prologue_setup_frame, expand_epilogue)
5626 (avr_const_address_lo16): Likewise.
5628 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Likewise.
5629 * config/bfin/bfin.c (setup_incoming_varargs, bfin_load_pic_reg)
5630 (bfin_expand_prologue, bfin_trampoline_init, bfin_expand_call)
5631 (bfin_output_mi_thunk): Likewise.
5633 * config/c6x/c6x.c (c6x_initialize_trampoline)
5634 (c6x_output_mi_thunk): Likewise.
5636 * config/cr16/cr16.h (EH_RETURN_HANDLER_RTX): Likewise.
5637 * config/cr16/cr16.c (cr16_create_dwarf_for_multi_push): Likewise.
5639 * config/cris/cris.c (cris_return_addr_rtx, cris_split_movdx)
5640 (cris_expand_prologue, cris_expand_epilogue, cris_gen_movem_load)
5641 (cris_emit_movem_store, cris_trampoline_init): Likewise.
5642 * config/cris/cris.md: Likewise.
5644 * config/darwin.c (machopic_indirect_data_reference)
5645 (machopic_legitimize_pic_address): Likewise.
5647 * config/epiphany/epiphany.c (epiphany_emit_save_restore)
5648 (epiphany_expand_prologue, epiphany_expand_epilogue)
5649 (epiphany_trampoline_init): Likewise.
5650 * config/epiphany/epiphany.md: Likewise.
5652 * config/fr30/fr30.c (fr30_move_double): Likewise.
5654 * config/frv/frv.c (frv_dwarf_store, frv_expand_prologue)
5655 (frv_expand_block_move, frv_expand_block_clear, frv_return_addr_rtx)
5656 (frv_index_memory, unspec_got_name, frv_find_base_term)
5657 (frv_output_dwarf_dtprel): Likewise.
5659 * config/h8300/h8300.c (h8300_push_pop, h8300_return_addr_rtx)
5660 (h8300_swap_into_er6, h8300_swap_out_of_er6): Likewise.
5662 * config/i386/i386.h (RETURN_ADDR_RTX): Likewise.
5663 * config/i386/i386.c (setup_incoming_varargs_64)
5664 (setup_incoming_varargs_ms_64, choose_baseaddr)
5665 (ix86_emit_save_reg_using_mov, ix86_adjust_stack_and_probe)
5666 (ix86_emit_probe_stack_range, ix86_expand_prologue)
5667 (ix86_emit_restore_reg_using_pop, ix86_emit_leave)
5668 (ix86_expand_epilogue, legitimize_pic_address, ix86_legitimize_address)
5669 (ix86_split_long_move, ix86_expand_movmem, ix86_expand_setmem)
5670 (ix86_static_chain, ix86_trampoline_init, x86_this_parameter)
5671 (x86_output_mi_thunk): Likewise.
5672 * config/i386/i386.md: Likewise.
5674 * config/ia64/ia64.c (ia64_expand_load_address)
5675 (ia64_expand_tls_address, ia64_expand_move, ia64_split_tmode)
5676 (do_spill, ia64_trampoline_init): Likewise.
5678 * config/iq2000/iq2000.c (iq2000_va_start)
5679 (iq2000_emit_frame_related_store, iq2000_expand_prologue)
5680 (iq2000_expand_eh_return, iq2000_setup_incoming_varargs)
5681 (iq2000_print_operand, iq2000_legitimize_address): Likewise.
5683 * config/lm32/lm32.c (lm32_setup_incoming_varargs): Likewise.
5685 * config/m32c/m32c.c (m32c_return_addr_rtx)
5686 (m32c_expand_insv): Likewise.
5688 * config/m32r/m32r.c (m32r_setup_incoming_varargs)
5689 (m32r_legitimize_pic_address, m32r_print_operand)
5690 (m32r_print_operand_address): Likewise.
5692 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Likewise.
5693 * config/m68k/m68k.h (RETURN_ADDR_RTX): Likewise.
5694 (EH_RETURN_HANDLER_RTX): Likewise.
5695 * config/m68k/m68k.c (m68k_emit_movem, m68k_expand_prologue)
5696 (m68k_expand_epilogue, legitimize_pic_address)
5697 (m68k_output_mi_thunk): Likewise.
5698 * config/m68k/m68k.md: Likewise.
5700 * config/mcore/mcore.c (mcore_expand_prolog): Likewise.
5701 (mcore_expand_epilog): Likewise.
5702 * config/mcore/mcore.md: Likewise.
5704 * config/mep/mep.c (mep_allocate_initial_value)
5705 (mep_expand_prologue, mep_expand_epilogue): Likewise.
5707 * config/microblaze/microblaze.c (double_memory_operand)
5708 (microblaze_block_move_loop): Likewise.
5710 * config/mips/mips.c (mips_strip_unspec_address, mips_add_offset)
5711 (mips_setup_incoming_varargs, mips_va_start, mips_block_move_loop)
5712 (mips_print_operand, mips16e_save_restore_reg, mips_save_restore_reg)
5713 (mips_expand_prologue, mips_epilogue_set_cfa)
5714 (mips_expand_epilogue): Likewise.
5715 * config/mips/mips.md: Likewise.
5717 * config/mmix/mmix.c (mmix_dynamic_chain_address, mmix_return_addr_rtx)
5718 (mmix_expand_prologue, mmix_expand_epilogue): Likewise.
5720 * config/mn10300/mn10300.c (mn10300_gen_multiple_store)
5721 (mn10300_builtin_saveregs, mn10300_trampoline_init): Likewise.
5723 * config/moxie/moxie.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5724 (EH_RETURN_HANDLER_RTX): Likewise.
5725 * config/moxie/moxie.c (moxie_static_chain): Likewise.
5727 * config/pa/pa.c (legitimize_pic_address, hppa_legitimize_address)
5728 (store_reg, set_reg_plus_d, pa_expand_prologue, load_reg)
5729 (pa_return_addr_rtx, hppa_builtin_saveregs)
5730 (pa_trampoline_init): Likewise.
5731 * config/pa/pa.md: Likewise.
5733 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
5735 * config/picochip/picochip.c (picochip_static_chain): Likewise.
5737 * config/rs6000/rs6000.h (RS6000_SAVE_TOC): Likewise.
5738 * config/rs6000/rs6000.c (rs6000_legitimize_address)
5739 (setup_incoming_varargs, print_operand, rs6000_return_addr)
5740 (rs6000_emit_eh_reg_restore, rs6000_emit_probe_stack_range)
5741 (rs6000_emit_epilogue)
5742 (rs6000_machopic_legitimize_pic_address): Likewise.
5744 * config/rx/rx.c (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
5746 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Likewise.
5747 (DYNAMIC_CHAIN_ADDRESS): Likewise.
5748 * config/s390/s390.c (s390_decompose_address, legitimize_pic_address)
5749 (s390_delegitimize_address, print_operand, annotate_constant_pool_refs)
5750 (replace_constant_pool_ref, s390_return_addr_rtx, s390_back_chain_rtx)
5751 (save_fpr, restore_fpr, save_gprs, restore_gprs, s390_emit_prologue)
5752 (s390_emit_epilogue, s390_function_profiler): Likewise.
5753 * config/s390/s390.md: Likewise.
5755 * config/score/score.c (score_add_offset, score_prologue): Likewise.
5757 * config/sh/sh.c (expand_block_move, push_regs, sh_builtin_saveregs)
5758 (sh_output_mi_thunk): Likewise.
5759 * config/sh/sh.md: Likewise.
5761 * config/sparc/sparc.h (DYNAMIC_CHAIN_ADDRESS, FRAME_ADDR_RTX)
5762 (RETURN_ADDR_RTX, INCOMING_RETURN_ADDR_RTX): Likewise.
5763 * config/sparc/sparc.c (sparc_legitimize_pic_address)
5764 (sparc_emit_probe_stack_range, emit_save_or_restore_regs)
5765 (emit_window_save, sparc_flat_expand_prologue, sparc_struct_value_rtx)
5766 (emit_and_preserve): Likewise.
5767 * config/sparc/sparc.md: Likewise.
5769 * config/spu/spu.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
5770 * config/spu/spu.c (spu_expand_insv, spu_machine_dependent_reorg)
5771 (spu_setup_incoming_varargs, ea_load_store_inline)
5772 (spu_expand_load): Likewise.
5774 * config/stormy16/stormy16.c (xstormy16_expand_prologue)
5775 (combine_bnp): Likewise.
5777 * config/tilegx/tilegx.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
5778 * config/tilegx/tilegx.c (tilegx_setup_incoming_varargs)
5779 (tilegx_expand_unaligned_load, tilegx_trampoline_init): Likewise.
5781 * config/tilepro/tilepro.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
5782 * config/tilepro/tilepro.c (tilepro_setup_incoming_varargs)
5783 (tilepro_expand_unaligned_load, tilepro_trampoline_init): Likewise.
5785 * config/v850/v850.c (expand_prologue, expand_epilogue): Likewise.
5786 * config/v850/v850.md: Likewise.
5788 * config/vax/elf.h (EH_RETURN_STACKADJ_RTX): Likewise.
5789 (EH_RETURN_HANDLER_RTX): Likewise.
5790 * config/vax/vax.h (DYNAMIC_CHAIN_ADDRESS, RETURN_ADDR_RTX): Likewise.
5791 * config/vax/vax.c (vax_add_reg_cfa_offset, vax_expand_prologue)
5792 (print_operand_address, vax_trampoline_init): Likewise.
5794 * config/xtensa/xtensa.c (xtensa_expand_prologue, xtensa_return_addr)
5795 (xtensa_function_value_regno_p): Likewise.
5797 2012-05-04 Andrew Pinski <apinski@cavium.com>
5799 * expr.c (get_def_for_expr_class): New function.
5800 (convert_tree_comp_to_rtx): New function.
5801 (expand_cond_expr_using_cmove): New function.
5802 (expand_expr_real_2 <case COND_EXPR>): Call
5803 expand_cond_expr_using_cmove first and return if it succeeds.
5804 Remove the check for HAVE_conditional_move since we should have
5805 already converted it to a conditional move.
5806 * config/i386/i386.c (ix86_expand_int_movcc): Disallow comparison
5807 modes of DImode for 32bits and TImode.
5809 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
5812 * read-md.c (fprint_md_ptr_loc, fprint_c_condition): New functions.
5813 (print_md_ptr_loc, print_c_condition): Use them.
5814 * read-md.h (fprint_md_ptr_loc, fprint_c_condition): New prototypes.
5815 * genattrtab.c (attr_file_name, dfa_file_name, latency_file_name,
5816 attr_file, dfa_file, latency_file): New global variables.
5817 (write_attr_valueq, write_attr_set, write_attr_case, write_attr_value,
5818 write_upcase, write_indent, write_length_unit_log, write_test_expr,
5819 write_attr_get, write_insn_cases, write_eligible_delay,
5820 write_const_num_delay_slots): Accept FILE pointer and toss it around.
5822 (write_header, open_outfile, handle_arg): New funcions.
5823 (make_automaton_attrs): Write prototypes as extern to the output
5825 (main): Use init_rtx_reader_args_cb with handle_arg to take 3 file
5826 names from the command line. Open the output files and write out
5827 internal functions for DFA functions to dfa_file_name, insn latency
5828 functions to latency_file_name, and everything else to attr_file.
5829 * Makefile.in (OBJS): Add insn-dfatab.o and insn-latencytab.o.
5830 (BACKEND): Build libbackend first.
5831 (MOSTLYCLEANFILES): Add insn-dfatab.c and insn-latencytab.c.
5832 (.PRECIOUS): Likewise.
5833 (insn-dfatab.o): New rule.
5834 (insn-latencytab.o): New rule.
5835 (simple_rtl_generated_c): Do not include insn-attrtab.c.
5836 (s-attrtab): New rule.
5838 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
5840 * rtl.def (ATTR_FLAG): Remove probability indicating flags.
5841 * genattr.c (main): Remove ATTR_FLAG_likely, ATTR_FLAG_unlikely,
5842 ATTR_FLAG_very_likely, and ATTR_FLAG_very_unlikely.
5843 * reorg.c (get_jump_flags): Do not set the removed flags.
5845 * doc/md.texi (attr_flag): Update for abovementioned changes.
5847 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
5850 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
5851 (TARGET_CMOV): Rename from TARGET_CMOVE.
5852 (TARGET_CMOVE): New define.
5853 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
5854 Do not set TARGET_CMOVE here.
5856 2012-05-04 Dodji Seketeli <dodji@redhat.com>
5858 Enable -Wunused-local-typedefs when -Wall or -Wunused is on
5859 * opts.c (finish_options): Activate -Wunused-local-typedefs if
5860 -Wunused is activated.
5861 * doc/invoke.texi: Update blurb of -Wunused-local-typedefs.
5863 2012-05-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5865 * config/s390/s390.md (*movmem_short, *clrmem_short)
5866 (*cmpmem_short): Move the mode check from the insn condition to
5869 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
5871 PR tree-optimization/52633
5872 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
5873 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
5874 (vect_recog_over_widening_pattern): Remove handling of code that was
5875 already detected as over-widening pattern. Remove special handling
5876 of "unsigned" cases. Instead, support general case of conversion
5877 of the shift result to another type.
5879 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
5881 * tree-vect-patterns.c (vect_single_imm_use): New function.
5882 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
5883 (vect_recog_over_widening_pattern): Likewise.
5884 (vect_recog_widen_shift_pattern): Likewise.
5886 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
5888 * tree-vect-patterns.c (vect_same_loop_or_bb_p): New function.
5889 (vect_handle_widen_op_by_const): Use it instead of open-coding test.
5890 (vect_recog_widen_mult_pattern): Likewise.
5891 (vect_operation_fits_smaller_type): Likewise.
5892 (vect_recog_over_widening_pattern): Likewise.
5893 (vect_recog_widen_shift_pattern): Add to vect_same_loop_or_bb_p test.
5895 2012-05-04 Richard Guenther <rguenther@suse.de>
5898 * lto-wrapper.c (merge_and_complain): Complain about mismatches
5899 of -freg-struct-return and -fpcc-struct-return.
5900 (run_gcc): Pass through -freg-struct-return and -fpcc-struct-return
5901 from the input file options and ignore those from the link
5904 2012-05-04 Richard Guenther <rguenther@suse.de>
5906 PR tree-optimization/53168
5907 * tree-ssa-pre.c (phi_translate_1): Only handle type-punned
5908 memory reads when the result is a constant we can pun.
5910 2012-05-04 Richard Guenther <rguenther@suse.de>
5912 * common.opt (flto-report): Do not mark as Optimization.
5914 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
5917 * recog.c (constrain_operands): If extra constraints are present, also
5918 accept pseudo-registers with equivalent memory locations during reload.
5920 2012-05-04 Olivier Hainque <hainque@adacore.com>
5922 * collect2.c (may_unlink_output_file): New global.
5923 (maybe_unlink): Honor it.
5924 * collect2.h: Add extern for it.
5925 * tlink.c (do_tlink): Set it to true if the link succeeded.
5927 2012-05-04 Olivier Hainque <hainque@adacore.com>
5929 * gcc.c (eval_spec_function): Finalize/restore the current string
5930 obstack state as part of the context push/pop operations.
5932 2012-05-04 Bin Cheng <bin.cheng@arm.com>
5934 PR rtl-optimization/52804
5935 * reload1.c (reload_reg_reaches_end_p): Check whether successor
5936 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
5937 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
5938 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
5939 RELOAD_FOR_OUTADDR_ADDRESS.
5941 2012-05-04 Manuel López-Ibáñez <manu@gcc.gnu.org>
5944 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Show caret
5945 for macro expansion.
5947 2012-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
5949 * flags.h (flag_permissive): Do not declare.
5950 * diagnostic.c (diagnostic_report_diagnostic): Handle fpermissive
5952 * toplev.c (flag_permissive): Do not define.
5953 * c-tree.h (system_header_p): Delete unused.
5955 2012-05-03 David S. Miller <davem@davemloft.net>
5958 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
5959 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
5960 (sparc_emit_float_lib_cmp): Likewise.
5962 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
5965 * config/rs6000/rs6000.md (bswapdi splitters): If
5966 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
5967 default) is used, generate an alternate sequence that does not
5968 depend on using indexed addressing.
5970 2012-05-03 Jason Merrill <jason@redhat.com>
5972 * gengtype.c (write_types): Fix warning message.
5973 (write_local): Likewise.
5975 2012-05-02 Jason Merrill <jason@redhat.com>
5977 * dwarf2out.c (struct external_ref, build_local_stub): New.
5978 (hash_external_ref, external_ref_eq, lookup_external_ref): New.
5979 (optimize_external_refs, optimize_external_refs_1): New.
5980 (change_AT_die_ref): New.
5981 (clone_as_declaration): Add DW_AT_signature when cloning a declaration.
5982 (build_abbrev_table): Take the external refs hashtable.
5983 (output_comp_unit): Get it from optimize_external_refs and pass it in.
5985 2012-05-03 Jan Hubicka <jh@suse.cz>
5988 * tree-emutls.c (new_emutls_decl): Fix handling of aliases.
5990 2012-05-03 Jan Hubicka <jh@suse.cz>
5993 * ipa.c (cgraph_remove_unreachable_nodes): Fix handling of clones.
5995 2012-05-03 Jason Merrill <jason@redhat.com>
5997 * dwarf2out.c (die_struct): Add comdat_type_p flag. Use it instead of
5998 use_debug_types to discriminate the die_id union.
5999 (print_die, assign_symbol_names, copy_decls_walk): Likewise.
6000 (build_abbrev_table, output_die): Likewise.
6001 (prune_unused_types_walk_attribs): Likewise.
6002 (generate_type_signature, copy_declaration_context): Set it.
6003 (remove_child_or_replace_with_skeleton): Set it.
6004 (dwarf2out_start_source_file, dwarf2out_end_source_file): Don't
6005 check use_debug_types.
6006 (dwarf2out_finish): Do break_out_includes after .debug_types.
6008 2012-05-03 Jason Merrill <jason@redhat.com>
6010 * dwarf2out.c (modified_type_die): Use scope_die_for.
6011 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
6012 (uses_local_type_r, uses_local_type): New.
6013 (scope_die_for): Keep a type that uses a local type in local scope.
6014 Use get_context_die for namespace and type scope.
6016 2012-05-03 Jason Merrill <jason@redhat.com>
6018 * config/i386/i386.c (ix86_code_end): Set DECL_IGNORED_P on the
6020 * dwarf2out.c (output_aranges): Skip DECL_IGNORED_P functions.
6021 (dwarf2out_finish): Likewise.
6023 2012-05-03 Martin Jambor <mjambor@suse.cz>
6025 * builtins.c (get_object_alignment_1): Return whether we can determine
6026 the alignment or conservatively assume byte alignment. Return the
6027 alignment by reference. Use get_pointer_alignment_1 for dereference
6029 (get_pointer_alignment_1): Return whether we can determine the
6030 alignment or conservatively assume byte alignment. Return the
6031 alignment by reference. Use get_ptr_info_alignment to get SSA name
6033 (get_object_alignment): Update call to get_object_alignment_1.
6034 (get_object_or_type_alignment): Likewise, fall back to type alignment
6035 only when it returned false.
6036 (get_pointer_alignment): Update call to get_pointer_alignment_1.
6037 * fold-const.c (get_pointer_modulus_and_residue): Update call to
6038 get_object_alignment_1.
6039 * ipa-prop.c (ipa_modify_call_arguments): Update call to
6040 get_pointer_alignment_1.
6041 * tree-sra.c (build_ref_for_offset): Likewise, fall back to the type
6042 of MEM_REF or TARGET_MEM_REF only when it returns false.
6043 * tree-ssa-ccp.c (get_value_from_alignment): Update call to
6044 get_object_alignment_1.
6045 (ccp_finalize): Use set_ptr_info_alignment.
6046 * tree.h (get_object_alignment_1): Update declaration.
6047 (get_pointer_alignment_1): Likewise.
6048 * gimple-pretty-print.c (dump_gimple_phi): Use get_ptr_info_alignment.
6049 (dump_gimple_stmt): Likewise.
6050 * tree-flow.h (ptr_info_def): Updated comments of fields align and
6052 (get_ptr_info_alignment): Declared.
6053 (mark_ptr_info_alignment_unknown): Likewise.
6054 (set_ptr_info_alignment): Likewise.
6055 (adjust_ptr_info_misalignment): Likewise.
6056 * tree-ssa-address.c (copy_ref_info): Use new access functions to get
6057 and set alignment of SSA names.
6058 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Call
6059 mark_ptr_info_alignment_unknown.
6060 * tree-ssanames.c (get_ptr_info_alignment): New function.
6061 (mark_ptr_info_alignment_unknown): Likewise.
6062 (set_ptr_info_alignment): Likewise.
6063 (adjust_ptr_info_misalignment): Likewise.
6064 (get_ptr_info): Call mark_ptr_info_alignment_unknown.
6065 * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
6067 (bump_vector_ptr): Likewise.
6068 * tree-vect-stmts.c (create_array_ref): Use set_ptr_info_alignment.
6069 (vectorizable_store): Likewise.
6070 (vectorizable_load): Likewise.
6072 2012-05-03 Michael Matz <matz@suse.de>
6074 * basic-block.h (struct rtl_bb_info, struct gimple_bb_info): Move
6075 in front of basic_block_def.
6076 (struct basic_block_def): Make il.gimple the full struct, not a
6078 (__assert_gimple_bb_smaller_rtl_bb): Asserting typedef.
6080 * cfgexpand.c (expand_gimple_basic_block): Clear all il.gimple members.
6081 * gimple-iterator.c (gimple_stmt_iterator): Don't special case
6082 NULL il.gimple, which can't happen anymore.
6083 * gimple.h (bb_seq): il.gimple can't be NULL.
6084 (bb_seq_add): Ditto.
6085 (set_bb_seq): Adjust.
6086 (gsi_start_bb, gsi_last_bb): Tidy.
6087 * lto-streamer-in.c (make_new_block): Don't zero members that
6088 are zeroed already, don't allocate a gimple_bb_info.
6089 * tree-cfg.c (create_bb): Don't allocate a gimple_bb_info.
6090 (remove_bb): Clear all il.gimple members.
6091 (gimple_verify_flow_info): Adjust for flat il.gimple.
6092 * tree-flow-inline.h (phi_nodes, phi_nodes_ptr, set_phi_nodes): Adjust.
6094 * coretypes.h (const_gimple_seq): Remove typedef.
6095 * gimple.h (gimple_seq_first): Take gimple_seq.
6096 (gimple_seq_first_stmt): Ditto.
6097 (gimple_seq_last): Ditto.
6098 (gimple_seq_last_stmt): Ditto.
6099 (gimple_seq_empty_p): Ditto.
6101 2012-05-03 Richard Guenther <rguenther@suse.de>
6103 * tree-ssa-pre.c (valid_in_sets): Remove checking of trapping
6105 (prune_clobbered_mems): Do it here. Do not uselessly sort expressions.
6106 (compute_avail): Do not add possibly trapping operations to
6107 EXP_GEN if they might not be executed in the block.
6109 2012-05-03 Uros Bizjak <ubizjak@gmail.com>
6111 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Remove.
6113 2012-05-03 Steven Bosscher <steven@gcc.gnu.org>
6115 * tree-switch-conversion.c (gen_inbound_check): Free post-dominance
6116 information as early as possible. Update dominance info instead of
6119 2012-05-03 Richard Guenther <rguenther@suse.de>
6121 * tree-ssa-pre.c (debug_bitmap_sets_for): New function.
6122 (union_contains_value): Remove.
6123 (vro_valid_in_sets): Likewise.
6124 (op_valid_in_sets): New function.
6125 (valid_in_sets): Use op_valid_in_sets.
6126 (insert_into_preds_of_block): Move dumping ...
6127 (do_regular_insertion): ... here.
6128 (do_partial_partial_insertion): ... and here. Dump that
6129 we've found a partial partial redundancy.
6130 (insert): Dump the current insert iteration.
6132 2012-05-03 Jakub Jelinek <jakub@redhat.com>
6135 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
6136 append program name to it and pass that as first argument
6137 to make_relative_prefix. Always pass standard_libexec_prefix
6138 as last argument to make_relative_prefix. If
6139 make_relative_prefix returns NULL, fall back to
6140 standard_libexec_prefix.
6143 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
6147 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
6148 mode, return that mode.
6151 * config/i386/i386-c.c (ix86_target_macros_internal): Don't
6152 define __ATOMIC_HLE_* macros here.
6153 (ix86_target_macros): But here, using cpp_define_formatted.
6155 2012-05-03 Richard Guenther <rguenther@suse.de>
6157 PR tree-optimization/53144
6158 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
6160 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
6161 with SSA name values.
6162 (vn_reference_lookup_3): Adjust callers.
6164 2012-05-03 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
6166 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
6167 has_fma4 for AMD processors with both fma3 and fma4 support.
6169 2012-05-03 Kirill Yukhin <kirill.yukhin@intel.com>
6172 * config/i386/driver-i386.c (host_detect_local_cpu): Add space to
6175 2012-05-03 Michael Matz <matz@suse.de>
6178 * tree-ssa-dse.c (dse_optimize_stmt): Take pointer to iterator.
6179 (dse_enter_block): Properly iterate the whole sequence even
6180 if the last statement was removed.
6182 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
6184 * config/alpha/vms.h (SUBTARGET_OVERRIDE_OPTIONS): For pic code,
6185 unset flag_jump_tables.
6186 * stmt.c (expand_case): Remove special flag_pic case conditional
6187 on ASM_OUTPUT_ADDR_DIFF_ELT not being defined.
6189 2012-05-02 Ulrich Weigand <ulrich.weigand@linaro.org>
6191 * common/config/s390/s390-common.c (s390_option_optimization_table):
6192 Enable -fsched-pressure using -fsched-pressure-algorithm=model by
6193 default when optimizing.
6195 2012-05-02 Martin Jambor <mjambor@suse.cz>
6198 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
6199 of a variable when the contect is a function.
6201 2012-05-02 Michael Matz <matz@suse.de>
6203 * coretypes.h (gimple_seq, const_gimple_seq): Typedef as gimple.
6204 * gimple.h (struct gimple_seq_node_d, struct gimple_seq_d): Remove.
6205 (const_gimple_seq_node): Remove.
6206 (gimple_seq_node): Typedef as gimple.
6207 (struct gimple_statement_base): Add next and prev members,
6208 adjust all WORD markers in using structs.
6209 (union gimple_statement_d): Link via gsbase.next field for GC and PCH.
6210 (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
6211 gimple_seq_last_stmt): Adjust as gimple_seq, gimple_seq_node and
6212 gimple are the same.
6213 (gimple_seq_set_last, gimple_seq_set_first): Don't allocate
6215 (gimple_init_singleton): New function.
6216 (gsi_start_1, gsi_last_1, gsi_end_p, gsi_one_before_end_p): Adjust.
6217 (gsi_next, gsi_prev): Adjust, handle prev cyclic list correctly.
6219 (gsi_stmt_ptr): Remove.
6220 (enum gimple_alloc_kind): Remove gimple_alloc_kind_seq member.
6222 * gimple-iterator.c (update_bb_for_stmts): Take last parameter
6223 again, adjust for above changes.
6224 (update_call_edge_frequencies): Adjust for above changes.
6225 (gsi_insert_seq_nodes_before): Rewrite for new data structure.
6226 (gsi_insert_seq_nodes_after): Ditto.
6227 (gsi_split_seq_after): Ditto.
6228 (gsi_set_stmt): Ditto.
6229 (gsi_split_seq_before): Ditto.
6230 (gsi_remove): Ditto.
6231 (gsi_insert_seq_before_without_update): Don't free sequence.
6232 (gsi_insert_seq_after_without_update): Ditto.
6233 (gsi_replace): Assert some more invariants.
6234 (gsi_insert_before_without_update, gsi_insert_after_without_update):
6236 (gsi_for_stmt): Don't search for stmt.
6237 (gsi_insert_on_edge_immediate): Tidy.
6239 * gimple.c (gimple_alloc_k): Remove "sequences".
6240 (gimple_seq_cache): Remove.
6241 (gimple_alloc_stat): Make stmt a singleton sequence.
6242 (gimple_seq_alloc, gimple_seq_free): Remove.
6243 (gimple_assign_set_rhs_with_ops_1): Ensure new stmt is a singleton.
6244 (gimple_copy): Ditto.
6245 * gimplify.c (gimplify_cleanup_point_expr): Use gsi_set_stmt,
6246 create iterator from correct sequence.
6247 * tree-phinodes.c (make_phi_node): Make stmt a singleton.
6249 2012-05-02 Michael Matz <matz@suse.de>
6251 * gimple.h (gimple_stmt_iterator <seq>): Make it be pointer to
6253 (gimple_seq_set_last, gimple_seq_set_first): Take pointer to
6254 sequence, lazily allocate it.
6255 (bb_seq_addr): New function.
6256 (gsi_start_1): Rename from gsi_start, but take pointer to sequence.
6257 (gsi_start): Macro to wrap gsi_start_1 taking pointer of argument.
6258 (gsi_none): New function.
6259 (gsi_start_bb): Adjust.
6260 (gsi_last_1): Rename from gsi_last, but take pointer to sequence.
6261 (gsi_last): Macro to wrap gsi_last_1 taking pointer of argument.
6262 (gsi_last_bb): Adjust.
6264 * tree-flow-inline.h (phi_nodes_ptr): New function.
6266 * gimple-iterator.c (gsi_insert_seq_nodes_before): Adjust to
6267 datastructure and interface change.
6268 (gsi_insert_seq_before_without_update): Ditto.
6269 (gsi_insert_seq_nodes_after): Ditto.
6270 (gsi_insert_seq_after_without_update): Ditto.
6271 (gsi_split_seq_after): Ditto, don't use gimple_seq_alloc.
6272 (gsi_split_seq_before): Ditto.
6273 (gsi_start_phis): Adjust.
6274 * tree-vect-loop.c (vect_determine_vectorization_factor): Use gsi_none.
6275 (vect_transform_loop): Ditto.
6276 * gimple.c (gimple_seq_add_stmt, gimple_seq_add_seq,
6277 gimple_seq_copy): Don't use gimple_seq_alloc.
6278 * gimplify.c (gimple_seq_add_stmt_without_update): Ditto.
6279 (gimplify_seq_add_seq): Ditto.
6280 * lto-streamer-in.c (make_new_block): Ditto.
6281 * tree-cfg.c (create_bb): Ditto.
6282 * tree-sra.c (initialize_parameter_reductions): Ditto.
6284 2012-05-02 Michael Matz <matz@suse.de>
6286 * gimple.h (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
6287 gimple_seq_last_stmt, gimple_seq_set_last, gimple_seq_set_first,
6288 gimple_seq_empty_p, gimple_seq_alloc_with_stmt, bb_seq,
6289 set_bb_seq): Move down to after gimple_statement_d definition.
6291 2012-05-02 Michael Matz <matz@suse.de>
6293 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
6294 gsi_replace_with_seq, instead of inserting itself.
6295 * gimple-iterator.c (gsi_replace_with_seq): New function.
6296 * tree-ssa-forwprop.c (forward_propagate_comparison): Take
6297 iterator instead of statement, advance it.
6298 (ssa_forward_propagate_and_combine): Adjust call to above.
6300 2012-05-02 Michael Matz <matz@suse.de>
6302 * tree-phinodes.c (add_phi_node_to_bb): Tidy, don't use
6304 * omp-low.c (finalize_task_copyfn): Don't use gimple_seq_alloc.
6305 * tree-nested.c (walk_gimple_omp_for): Ditto.
6306 * trans-mem.c (lower_transaction): Ditto.
6307 * tree-eh.c (do_return_redirection): Ditto.
6308 (do_goto_redirection): Ditto.
6309 (lower_try_finally_switch): Ditto.
6310 * gimplify.c (gimplify_stmt): Ditto.
6311 (gimplify_scan_omp_clauses): Ditto.
6312 (gimplify_omp_for): Ditto.
6313 (gimplify_function_tree): Ditto.
6314 * gimple-fold.c (gimplify_and_update_call_from_tree): Ditto.
6315 * tree-mudflap.c (mf_decl_cache_locals): Ditto.
6316 (mf_build_check_statement_for): Ditto.
6317 (mx_register_decls): Ditto.
6318 * graphite-sese-to-poly.c (remove_invariant_phi): Ditto,
6319 and don't use itertors to append.
6320 (insert_stmts): Ditto.
6321 (insert_out_of_ssa_copy): Ditto.
6322 (insert_out_of_ssa_copy_on_edge): Ditto.
6324 2012-05-02 Michael Matz <matz@suse.de>
6326 * gimple.h (gimple_bind_body_ptr): New function.
6327 (gimple_bind_body): Use it.
6328 (gimple_catch_handler): Use gimple_catch_handler_ptr.
6329 (gimple_eh_filter_failure_ptr): New function.
6330 (gimple_eh_filter_failure): Use it.
6331 (gimple_eh_else_n_body_ptr): New function.
6332 (gimple_eh_else_n_body): Use it.
6333 (gimple_eh_else_e_body_ptr): New function.
6334 (gimple_eh_else_e_body): Use it.
6335 (gimple_try_eval_ptr): New function.
6336 (gimple_try_eval): Use it.
6337 (gimple_try_cleanup_ptr): New function.
6338 (gimple_try_cleanup): Use it.
6339 (gimple_wce_cleanup_ptr): New function.
6340 (gimple_wce_cleanup): Use it.
6341 (gimple_omp_body_ptr): New function.
6342 (gimple_omp_body): Use it.
6343 (gimple_omp_for_pre_body_ptr): New function.
6344 (gimple_omp_for_pre_body): Use it.
6345 (gimple_transaction_body_ptr): New function.
6346 (gimple_transaction_body): Use it.
6347 (gsi_split_seq_before): Adjust to return nothing and take pointer
6349 (gsi_set_stmt): Declare.
6350 (gsi_replace_with_seq): Declare.
6351 (walk_gimple_seq_mod): Declare.
6352 * function.h (struct function <gimple_body>): Use typedef gimple_seq.
6354 * gimple-iterator.c (gsi_set_stmt): New function.
6355 (gsi_split_seq_before): Return new sequence via pointer argument.
6356 (gsi_replace): Use gsi_set_stmt.
6358 * tree-ssa-loop-im.c (move_computations_stmt): First remove
6360 * tree-complex.c (update_complex_components_on_edge): Don't copy gsi.
6361 * tree-phinodes.c (resize_phi_node): Don't resize stmt in-place,
6363 (reserve_phi_args_for_new_edge): Change call to above,
6366 * omp-low.c (lower_omp): Change prototype to take pointer to sequence.
6367 (lower_rec_input_clauses): Use gimple_seq_add_seq instead of
6368 iterators. Adjust call to lower_omp.
6369 (lower_lastprivate_clauses): Adjust call to lower_omp.
6370 (lower_reduction_clauses): Ditto.
6371 (expand_omp_taskreg): Nullify non-cfg body of child_fn.
6372 (lower_omp_sections): Don't explicitely count sequence length,
6373 nullify lowered bodies earlier, ensure stmts are part of only
6374 one sequence, adjust call to lower_omp.
6375 (lower_omp_single): Ensure stmts are part of only one sequence,
6376 adjust call to lower_omp.
6377 (lower_omp_master): Ditto.
6378 (lower_omp_ordered): Ditto.
6379 (lower_omp_critical): Ditto.
6380 (lower_omp_for): Ditto.
6381 (lower_omp_taskreg): Ditto, tidy.
6382 (lower_omp_1): Adjust calls to lower_omp.
6383 (execute_lower_omp): Ditto.
6384 (lower_omp): Adjust to take pointer to sequence.
6385 (diagnose_sb_2): Use walk_gimple_seq_mod.
6386 (diagnose_omp_structured_block_errors): Ditto and set possibly
6387 changed function body.
6388 * gimple-low.c (lower_function_body): Set function body after
6390 (lower_sequence): Adjust to take pointer to sequence.
6391 (lower_omp_directive): Ensure stmt isn't put twice into the
6392 sequence, adjust call to lower_sequence.
6393 (lower_stmt): Adjust calls to lower_sequence.
6394 (lower_gimple_bind): Ditto.
6395 (gimple_try_catch_may_fallthru): Call gsi_start with lvalue.
6396 * tree-nested.c (walk_body): Take pointer to sequence, use
6397 walk_gimple_seq_mod.
6398 (walk_function): Adjust call to walk_body, set possibly changed body.
6399 (walk_gimple_omp_for): Adjust calls to walk_body.
6400 (convert_nonlocal_omp_clauses): Ditto.
6401 (convert_nonlocal_reference_stmt): Ditto.
6402 (convert_local_omp_clauses): Ditto.
6403 (convert_local_reference_stmt): Ditto.
6404 (convert_tramp_reference_stmt): Ditto.
6405 (convert_gimple_call): Ditto.
6406 (convert_nl_goto_reference): Use local iterator copy.
6407 * gimple.c (walk_gimple_seq_mod): Renamed from walk_gimple_seq,
6408 but taking pointer to sequence, ensure gsi_start is called with
6410 (walk_gimple_seq): New wrapper around walk_gimple_seq_mod,
6411 asserting that the sequence head didn't change.
6412 (walk_gimple_stmt): Replace all calls to walk_gimple_seq with
6413 walk_gimple_seq_mod.
6414 * trans-mem.c (lower_transaction): Use walk_gimple_seq_mod.
6415 (execute_lower_tm): Ditto, and set possibly changed body.
6416 * tree-eh.c (lower_eh_constructs_1): Take pointer to sequence,
6417 call gsi_start with that lvalue.
6418 (replace_goto_queue_stmt_list): Ditto.
6419 (replace_goto_queue_1): Adjust calls to replace_goto_queue_stmt_list.
6420 (replace_goto_queue): Ditto.
6421 (lower_try_finally_nofallthru): Adjust calls to lower_eh_constructs_1.
6422 (lower_try_finally_onedest): Ditto.
6423 (lower_try_finally_copy): Ditto.
6424 (lower_try_finally_switch): Ditto.
6425 (lower_try_finally): Ditto.
6426 (lower_eh_filter): Ditto.
6427 (lower_eh_must_not_throw): Ditto.
6428 (lower_cleanup): Ditto.
6429 (lower_eh_constructs_2): Ditto.
6430 (lower_catch): Ditto, and ensure gsi_start is called with lvalue.
6431 (lower_eh_constructs): Adjust calls to lower_eh_constructs_1, and
6432 set possibly changed body.
6433 (optimize_double_finally): Call gsi_start with lvalue.
6435 * tree-cfg.c (make_blocks): Adjust call to gsi_split_seq_before.
6436 (gimple_split_block): Ditto.
6437 (gimple_merge_blocks): Use gsi_start_phis.
6438 (move_stmt_r): Use walk_gimple_seq_mod.
6439 * tree-ssa-dse.c (dse_enter_block): Use gsi_last_bb.
6440 * cgraphbuild.c (build_cgraph_edges): Use gsi_start_phis.
6441 (rebuild_cgraph_edges): Ditto.
6442 (cgraph_rebuild_references): Ditto.
6443 * ipa-prop.c (ipa_analyze_params_uses): Ditto.
6444 * tree-inline.c (copy_phis_for_bb): Ditto.
6445 * tree-ssa-dce.c: Ditto.
6447 * cgraphunit.c (cgraph_analyze_function): Use gimple_has_body_p.
6449 2012-05-02 Kirill Yukhin <kirill.yukhin@intel.com>
6450 Andi Kleen <ak@linux.intel.com>
6452 * coretypes.h (MEMMODEL_MASK): New.
6453 * builtins.c (get_memmodel): Add val. Call target.memmodel_check
6454 and return new variable.
6455 (expand_builtin_atomic_exchange): Mask memmodel values.
6456 (expand_builtin_atomic_compare_exchange): Ditto.
6457 (expand_builtin_atomic_load): Ditto.
6458 (expand_builtin_atomic_store): Ditto.
6459 (expand_builtin_atomic_clear): Ditto.
6460 * doc/extend.texi: Mention port-dependent memory model flags.
6461 * config/i386/cpuid.h (bit_HLE): New.
6462 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
6464 * config/i386/i386-protos.h (ix86_generate_hle_prefix): New.
6465 * config/i386/i386-c.c (ix86_target_macros_internal): Set HLE defines.
6466 (ix86_target_string)<-mhle>: New.
6467 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
6468 * config/i386/i386.c (ix86_target_string) <OPTION_MASK_ISA_HLE>: New.
6469 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
6470 (ix86_option_override_internal) <PTA_HLE>: New switch, set it
6471 enabled for generic, generic64 and core-avx2.
6472 (ix86_print_operand): Generate HLE lock prefixes.
6473 (ix86_memmodel_check): New.
6474 (TARGET_MEMMODEL_CHECK): Ditto.
6475 * config/i386/i386.h (OPTION_ISA_HLE): Ditto.
6476 (IX86_HLE_ACQUIRE): Ditto.
6477 (IX86_HLE_RELEASE): Ditto.
6478 * config/i386/i386.h (ix86_generate_hle_prefix): Ditto.
6479 * config/i386/i386.opt (mhle): Ditto.
6480 * config/i386/sync.md(atomic_compare_and_swap<mode>): Pass
6481 success model to instruction emitter.
6482 (atomic_fetch_add<mode>): Ditto.
6483 (atomic_exchange<mode>): Ditto.
6484 (atomic_add<mode>): Ditto.
6485 (atomic_sub<mode>): Ditto.
6486 (atomic_<code><mode>): Ditto.
6487 (*atomic_compare_and_swap_doubledi_pic): Ditto.
6488 (atomic_compare_and_swap_single<mode>): Define and use argument
6490 (atomic_compare_and_swap_double<mode>): Ditto.
6491 * configure.ac: Check if assembler support HLE prefixes.
6492 * configure: Regenerate.
6495 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
6498 * gimplify.c (preprocess_case_label_vec_for_gimple): New function,
6500 (gimplify_switch_expr): ... here.
6501 * gimple.h (preprocess_case_label_vec_for_gimple): Add prototype.
6502 * tree-ssa-forwprop.c (simplify_gimple_switch_label_vec): New function
6503 to clean up case labels with values outside the index type range.
6504 (simplify_gimple_switch): Call it if something changed.
6505 Remove strange and unnecessary assert.
6507 2012-05-02 Richard Guenther <rguenther@suse.de>
6509 * fold-const.c (div_if_zero_remainder): sizetypes no longer
6511 (int_const_binop_1): New worker for int_const_binop with
6512 overflowable parameter. Pass it through to force_fit_type_double.
6513 (int_const_binop): Wrap around int_const_binop_1 with overflowable
6515 (size_binop_loc): Call int_const_binop_1 with overflowable equal
6516 to minus one, forcing overflow detection for even unsigned types.
6517 (extract_muldiv_1): Remove bogus TYPE_IS_SIZETYPE special-casing.
6518 (fold_binary_loc): Call try_move_mult_to_index with signed offset.
6519 * stor-layout.c (initialize_sizetypes): sizetypes no longer
6521 (layout_type): For zero-sized arrays ignore overflow on the
6523 * tree-ssa-ccp.c (bit_value_unop_1): Likewise.
6524 (bit_value_binop_1): Likewise.
6525 * tree.c (double_int_to_tree): Likewise.
6526 (double_int_fits_to_tree_p): Likewise.
6527 (force_fit_type_double): Likewise.
6528 (host_integerp): Likewise.
6529 (int_fits_type_p): Likewise.
6530 * varasm.c (output_constructor_regular_field): Sign-extend the
6531 field-offset to cater for negative offsets produced by the Ada
6533 * omp-low.c (extract_omp_for_data): Convert the loop step to
6534 signed for pointer adjustments.
6536 2012-05-02 Richard Guenther <rguenther@suse.de>
6538 * tree.c (valid_constant_size_p): New function.
6539 * tree.h (valid_constant_size_p): Declare.
6540 * cfgexpand.c (expand_one_var): Adjust check for too large
6541 variables by using valid_constant_size_p.
6542 * varasm.c (assemble_variable): Likewise.
6544 * c-decl.c (grokdeclarator): Properly check for sizes that
6545 cover more than half of the address-space.
6547 2012-05-02 Jakub Jelinek <jakub@redhat.com>
6549 PR tree-optimization/53163
6550 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
6551 return value from compute_all_dependences.
6553 PR rtl-optimization/53160
6554 * ree.c (combine_reaching_defs): Handle the case where cand->insn
6555 has been modified by ree pass already.
6557 2012-05-01 Ian Lance Taylor <iant@google.com>
6560 * c-decl.c (build_compound_literal): Make the decl readonly if it
6561 an array of a readonly type.
6562 * gimplify.c (gimplify_compound_literal_expr): Add fallback
6563 parameter. Change all callers. If the decl is not addressable
6564 and is not an l-value, make it readonly.
6566 2012-05-01 Bernd Schmidt <bernds@codesourcery.com>
6568 * ira.c (allocated_reg_info_size): New static variable.
6569 (expand_reg_info): Manage it. Call
6570 setup_preferred_alternate_classes_for_new_pseudos.
6571 (ira): Don't do it here. Remove local allocated_reg_info_size,
6572 set the global before calling find_moveable_pseudos.
6573 (find_moveable_pseudos): Call expand_reg_info rather than
6576 2012-05-01 Richard Henderson <rth@redhat.com>
6578 * common.opt (fsync-libcalls): New.
6579 * doc/invoke.texi: Document it.
6580 * optabs.c (init_sync_libfuncs): Honor it.
6582 2012-05-01 Kenneth Zadeck <zadeck@naturalbridge.com>
6583 Richard Sandiford <r.sandiford@uk.ibm.com>
6585 PR rtl-optimization/52543
6586 * Makefile.in (lower-subreg.o, target-globals.o): Depend on
6588 * lower-subreg.h: New file.
6589 * target-globals.h (this_target_lower_subreg): Declare.
6590 (target_globals): Add lower_subreg;
6591 (restore_target_globals): Restore this_target_lower_subreg.
6592 * target-globals.c: Include it.
6593 (default_target_globals): Add default_target_lower_subreg.
6594 (save_target_globals): Initialize target_lower_subreg.
6595 * rtl.h (init_lower_subreg): Added declaration.
6596 * toplev.c (backend_init_target): Call initializer for lower-subreg
6598 * lower-subreg.c (LOG_COSTS, FORCE_LOWERING): New macros.
6599 (default_target_lower_subreg): New variable.
6600 (this_target_lower_subreg): Likewise.
6601 (twice_word_mode, choices): New macros.
6602 (shift_cost, compute_splitting_shift, compute_costs)
6603 (init_lower_subreg): New functions.
6604 (resolve_simple_move): Add speed_p argument. Check choices.
6605 (find_pseudo_copy): Don't check the mode size here.
6606 (resolve_simple_move): Assert the mode size.
6607 (find_decomposable_shift_zext): Add speed_p argument and return
6608 a bool. Check choices.
6609 (resolve_shift_zext): Add comment.
6610 (dump_shift_choices, dump_choices): New functions.
6611 (decompose_multiword_subregs): Dump list of profitable
6612 transformations. Add code to skip non profitable transformations.
6613 Update calls to simple_move and find_decomposable_shift_zext.
6615 2012-05-01 Ian Bolton <ian.bolton@arm.com>
6616 Sameera Deshpande <sameera.deshpande@arm.com>
6617 Greta Yorsh <greta.yorsh@arm.com>
6619 * config/arm/arm-protos.h (thumb_unexpanded_epilogue): Rename to...
6620 (thumb1_unexpanded_epilogue): ...this.
6621 * config/arm/arm.c (thumb_unexpanded_epilogue): Rename to...
6622 (thumb1_unexpanded_epilogue): ...this.
6623 * config/arm/arm.md (thumb_unexpanded_epilogue): Rename to...
6624 (thumb1_unexpanded_epilogue): ...this.
6626 2012-05-01 Richard Earnshaw <rearnsha@arm.com>
6628 * arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_DEFAULT): Avoid ifdef
6629 comparing enumeration values. Update comments.
6631 2012-05-01 Alan Modra <amodra@gmail.com>
6634 * config/rs6000/rs6000.c (load_lr_save, restore_saved_lr,
6635 load_cr_save, add_crlr_cfa_restore): New functions.
6636 (rs6000_restore_saved_cr): Rename to..
6637 (restore_saved_cr): ..this. Add cfa_restore notes for cr.
6638 (rs6000_emit_epilogue): Use new functions. Adjust condition
6639 for emitting lr and cr cfa_restore. Emit cfa_restores for fp
6640 regs when using out-of-line restore only when shrink wrapping.
6642 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
6645 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
6646 calls to cgraph_node_name in xstrdup.
6647 (ipa_make_edge_direct_to_target): Ditto.
6648 * cgraph.c (dump_cgraph_node): Ditto.
6649 * tree-sra.c (convert_callers_for_node): Ditto.
6650 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
6651 * ipa-cp.c (perhaps_add_new_callers): Ditto.
6652 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
6653 (cgraph_materialize_all_clones): Ditto.
6654 * ipa-inline.c (report_inline_failed_reason): Ditto.
6655 (want_early_inline_function_p): Ditto.
6656 (edge_badness): Ditto.
6657 (update_edge_key): Ditto.
6658 (flatten_function): Ditto.
6659 (ipa_inline): Ditto.
6660 (inline_always_inline_functions): Ditto.
6661 (early_inline_small_functions): Ditto.
6663 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
6666 * config/i386/i386.md (*umul<mode><dwi>3_1): Switch places of
6667 constraints 0 and 1.
6669 012-04-30 Jan Hubicka <jh@suse.cz>
6671 * cgraph.c (ld_plugin_symbol_resolution_names): Move to symtab.c
6672 (cgraph_asm_nodes, cgraph_asm_last_node): Move to cgraphunit.c
6673 (cgraph_add_to_same_comdat_group): Remove.
6674 (cgraph_add_asm_node): Move to cgraphunit.c.
6675 (cgraph_make_decl_local): Move to symtab.c
6676 (cgraph_make_node_local_1): Update.
6677 (cgraph_can_remove_if_no_direct_calls_and): Update.
6678 (used_from_object_file_p): Update.
6679 (resolution_used_from_other_file_p): Move to symtab.c
6680 (cgraph_used_from_object_file_p): move to symtab.c
6681 (verify_cgraph_node): Verify same comdat groups.
6682 * cgraph.h (cgraph_asm_node): Rename to ...
6683 (asm_node): ... this one.
6684 (cgraph_asm_nodes): Rename to ...
6685 (asm_nodes): ... this one.
6686 (symtab_add_to_same_comdat_group): New function.
6687 (symtab_dissolve_same_comdat_group_list): New function.
6688 (symtab_used_from_object_file_p): Declare.
6689 (symtab_make_decl_local): Declare.
6690 (cgraph_add_to_same_comdat_group): Remove.
6691 (cgraph_add_asm_node): Remove.
6692 (cgraph_used_from_object_file_p, varpool_used_from_object_file_p):
6694 (cgraph_finalize_compilation_unit): Rename to ...
6695 (finalize_compilation_unit): ... this one.
6696 (cgraph_optimize): Rename to ....
6697 (compile): ... this one.
6698 (add_asm_node): Declare.
6699 (fixup_same_cpp_alias_visibility): Declare.
6700 (cgraph_make_decl_local): Remove.
6701 (varpool_assemble_pending_decls): Rename to ...
6702 (varpool_output_variables): ... this one.
6703 (varpool_remove_unreferenced_decls): Remove.
6704 * ipa-inline-transform.c (clone_inlined_nodes): Dissolve comdat groups.
6705 (preserve_function_body_p): Make static.
6706 * toplev.c (compile_file): Update comments; update.
6707 * cgraphunit.c: Update comments.
6708 (cgraph_expand_all_functions): Rename to ...
6709 (expand_all_functions): ... this one; update.
6710 (cgraph_mark_functions_to_output): Rename to ...
6711 (mark_functions_to_output): ... this one; cleanup.
6712 (cgraph_output_pending_asms): Remove prototype.
6713 (asm_nodes, asm_last_node): New static vars.
6714 (cgraph_process_new_functions): Update.
6715 (cgraph_reset_node): Cleanup; add comment.
6716 (cgraph_add_new_function): Update.
6717 (cgraph_output_pending_asms): Rename to ...
6718 (output_asm_statements): ... this one.
6719 (add_asm_node): New function.
6720 (fixup_same_cpp_alias_visibility): New function based on code
6721 in cgraph_analyze_function.
6722 (cgraph_analyze_function): Use it.
6723 (cgraph_order_sort): Update.
6724 (cgraph_output_in_order): Update.
6725 (cgraph_function_versioning): Update.
6726 (cgraph_optimize): Rename to ...
6727 (compile): ... this one; initialize streamer hooks here.
6728 (cgraph_finalize_compilation_unit): Rename to ...
6729 (finalize_compilation_unit): ... this one; do not initialize streamer
6731 * lto-streamer-out.c (lto_output_toplevel_asms): Update.
6732 * dwarf2out.c: Update ocmment.
6733 * optimize.c (maybe_clone_body): Use symtab_add_to_same_comdat_group.
6734 * method.c (use_thunk): Likewise.
6735 * semantics.c (maybe_add_lambda_conv_op): Likewise.
6736 * decl2.c (maybe_emit_vtables): Likewise.
6737 (cp_write_global_declarations): Use finalize_compilation_unit.
6738 * parser.c (cp_parser_asm_definition): Use add_asm_node.
6739 * lto-streamer-in.c (lto_input_toplevel_asms): Use add_asm_node
6740 * c-decl.c (c_write_global_declarations): Use
6741 finalize_compilation_unit.
6742 * langhooks.c (write_global_declarations): Update.
6743 * ipa.c (cgraph_externally_visible_p): Update.
6744 (dissolve_same_comdat_group_list): Remove.
6745 (function_and_variable_visibility): Update.
6746 * symtab.c: Inlcude lto-streamer.h and rtl.h
6747 (ld_plugin_symbol_resolution_names): New.
6748 (symtab_add_to_same_comdat_group): New.
6749 (symtab_dissolve_same_comdat_group_list): New.
6750 (resolution_used_from_other_file_p): Move here from cgraph.c
6751 (symtab_used_from_object_file_p): New.
6752 (symtab_make_decl_local): New.
6753 * passes.c (register_pass): Update comments.
6754 * c-parser.c (c_parser_asm_definition): Update.
6755 * varpool.c (varpool_analyze_node): Use
6756 fixup_same_cpp_alias_visibility.
6757 (varpool_remove_unreferenced_decls): Make static.
6758 (varpool_assemble_pending_decls): Rename to ...
6759 (varpool_output_variables): ... this one; call
6760 varpool_remove_unreferenced_decls.
6761 (varpool_used_from_object_file_p): Remove.
6763 2012-04-30 Marc Glisse <marc.glisse@inria.fr>
6766 * c-typeck.c (build_array_ref): Call
6767 convert_vector_to_pointer_for_subscript.
6768 * doc/extend.texi (Vector Extensions): Subscripting not just for C.
6770 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
6772 * config/i386/i386.md (and<mode>3): Change runtime operand mode checks
6773 to compile-time "mode == <MODE>mode" checks.
6774 (and splitter): Ditto.
6776 2012-04-30 Richard Henderson <rth@redhat.com>
6778 * config/arm/arm.md (UNSPEC_LL): New.
6779 * config/arm/sync.md (atomic_loaddi, atomic_loaddi_1): New.
6780 (arm_load_exclusivedi): Use %H0.
6782 2012-04-30 Jason Merrill <jason@redhat.com>
6784 * dwarf2out.c (comdat_symbol_id): Add const.
6785 (union die_symbol_or_type_node): Add const to die_symbol.
6786 (output_die_symbol, output_die, output_comp_unit): Adjust.
6788 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
6790 * config/arm/arm.md (negdi2): Use gen_negdi2_neon.
6791 * config/arm/neon.md (negdi2_neon): New insn.
6792 Also add splitters for core and NEON registers.
6794 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
6796 * config/arm/arm.c (neon_valid_immediate): Allow const_int.
6797 (arm_print_operand): Add 'x' format.
6798 * config/arm/constraints.md (Dn): Allow const_int.
6799 * config/arm/neon.md (neon_mov<mode>): Use VDX to allow DImode.
6800 Use 'x' format to print constants.
6801 * config/arm/predicates.md (imm_for_neon_mov_operand): Allow const_int.
6802 * config/arm/vfp.md (movdi_vfp): Disable for const_int when neon
6804 (movdi_vfp_cortexa8): Likewise.
6806 2012-04-30 Ian Bolton <ian.bolton@arm.com>
6807 Sameera Deshpande <sameera.deshpande@arm.com>
6808 Greta Yorsh <greta.yorsh@arm.com>
6810 * config/arm/arm-protos.h (ldm_stm_operation_p): New declaration.
6811 * config/arm/arm.c (ldm_stm_operation_p): New function.
6812 * config/arm/predicates.md (load_multiple_operation): Update predicate.
6813 (store_multiple_operation): Likewise.
6815 * config/arm/arm-protos.h (ldm_stm_operation_p): New parameters.
6816 * config/arm/arm.c (ldm_stm_operation_p): New parameters.
6817 * config/arm/predicates.md (load_multiple_operation): Add arguments.
6818 (store_multiple_operation): Likewise.
6820 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
6822 * config/i386/i386.md (and<mode>3): Expand masking operations with
6823 0xff, 0xffff or 0xffffffff immediates to corresponding zero_extend RTX.
6824 (and splitter): Split to DImode zero_extend RTX for DImode operand[0].
6826 2012-04-30 Dodji Seketeli <dodji@redhat.com>
6828 Add -Wvarargs option
6829 * builtins.c (fold_builtin_next_arg): Use OPT_Wvarargs as an
6830 argument for the various warning_at calls.
6831 * docs/invoke.texi: Update the documentation.
6833 2012-04-30 Dodji Seketeli <dodji@redhat.com>
6835 Switch -ftrack-macro-expansion=2 on by default.
6836 * docs/cppopts.texi: Adjust for enabling -ftrack-macro-expansion=2
6839 Fix va_start related location
6840 * builtins.c (fold_builtin_next_arg): Unwinds to the first
6841 location in real source code.
6843 Make conversion warnings work on NULL with -ftrack-macro-expansion
6844 * input.h (expansion_point_location_if_in_system_header): Declare
6846 * input.c (expansion_point_location_if_in_system_header): Define it.
6848 Fix -Wuninitialized for -ftrack-macro-expansion
6849 * tree-ssa.c (warn_uninit): Use the spelling location of the variable
6850 declaration. Use linemap_location_before_p for source locations.
6852 Strip "<built-in>" loc from displayed expansion context
6853 * input.c (expand_location_1): When expanding to spelling location
6854 in a context of a macro expansion, skip reserved system header
6855 locations. Update comments. * tree-diagnostic.c
6856 (maybe_unwind_expanded_macro_loc): Likewise.
6858 Make expand_location resolve to locus in main source file
6859 * input.c (expand_location_1): New. Takes a parameter to choose
6860 whether to resolve the location to spelling or expansion point.
6861 Was factorized from ...
6862 (expand_location): ... here.
6863 (expand_location_to_spelling_point): New. Implemented in terms of
6865 * diagnostic.c (diagnostic_build_prefix): Use the new
6866 expand_location_to_spelling_point instead of expand_location.
6868 Fix PCH crash on GTYed pointer-to-scalar field of a struct
6869 * gengtype.c (write_types_process_field): Force second argument of
6870 the call to the PCH object hierarchy walker to be 'x'.
6872 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
6874 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
6875 predicate to discriminate types.
6877 2012-04-30 Manuel López-Ibáñez <manu@gcc.gnu.org>
6879 * doc/invoke.texi (Wmissing-format-attribute): Document as an
6880 alias of Wsuggest-attribute=format.
6881 * c-typeck.c (convert_for_assignment): Replace
6882 Wmissing-format-attribute with Wsuggest-attribute=format.
6883 (digest_init): Likewise.
6885 2012-04-29 Manuel López-Ibáñez <manu@gcc.gnu.org>
6887 * opts.c (finish_options): Do not handle -Wmissing-noreturn here.
6888 * common.opt (Wmissing-noreturn): Alias of
6889 -Wsuggest-attribute=noreturn.
6891 2012-04-29 Hans-Peter Nilsson <hp@axis.com>
6894 * config/cris/cris.md (andqu): New peephole2.
6895 (andu): Tweak head comment.
6897 2012-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
6898 Steven Bosscher <steven@gcc.gnu.org>
6899 Maxim Kuvyrkov <maxim@codesourcery.com>
6901 PR tree-optimization/38785
6902 * common.opt (ftree-partial-pre): New option.
6903 * doc/invoke.texi: Document it.
6904 * opts.c (default_options_table): Initialize flag_tree_partial_pre.
6905 * tree-ssa-pre.c (do_partial_partial_insertion): Insert only if it will
6907 (execute_pre): Use flag_tree_partial_pre.
6909 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6912 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
6915 2012-04-27 Ollie Wild <aaw@google.com>
6917 * doc/invoke.texi (Wliteral-suffix): Document new option.
6919 2012-04-27 Tom Tromey <tromey@redhat.com>
6921 * dwarf2out.c (dwarf_stack_op_name): Use get_DW_OP_name.
6922 (dwarf_tag_name): Use get_DW_TAG_name.
6923 (dwarf_attr_name): Use get_DW_AT_name.
6924 (dwarf_form_name): Use get_DW_FORM_name.
6925 * dwarf2cfi.c (dwarf_cfi_name): Use get_DW_CFA_name.
6927 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
6929 * tree-ssa-phiopt.c (conditional_replacement): Replace PHIs whose
6930 arguments are -1 and 0, by negating the result of the conditional.
6932 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
6935 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
6937 2012-04-27 Richard Guenther <rguenther@suse.de>
6939 * tree-flow.h (is_hidden_global_store): Remove.
6940 * tree-ssa-sink.c (is_hidden_global_store): Likewise.
6941 * tree-ssa-alias.h (ref_may_alias_global_p): Declare.
6942 (stmt_may_clobber_global_p): Likewise.
6943 * tree-ssa-alias.c (ref_may_alias_global_p): New function.
6944 (stmt_may_clobber_global_p): Likewise.
6945 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Call
6946 stmt_may_clobber_global_p.
6947 * tree-ssa-dse.c (dse_possible_dead_store_p): Likewise.
6949 2012-04-27 Steven Bosscher <steven@gcc.gnu.org>
6951 * cfg.c (disconnect_src): Do df_mark_solutions_dirty in the right
6954 * tree-switch-conversion.c (struct switch_conv_info): Add range_max,
6955 reorganize some fields and update comments. Rename bit_test_uniq
6956 and bit_test_count to uniq resp. count. Remove bit_test_bb.
6957 (collect_switch_conv_info): New function, collects info about a
6958 GIMPLE_SWITCH into a struct switch_conv_info.
6959 (check_range): Simplify to use pre-recorded info. Fix think-o in
6960 range-branch ratio check.
6961 (check_process_case): Remove function.
6962 (check_all_empty_except_final): New function, verifies that all
6963 non-final basic blocks are empty.
6964 (process_switch): Simplify to use pre-recorded info. Call
6965 collect_switch_conv_info to do that. Assert that degenerate switch
6966 statements have been cleaned up.
6968 2012-04-27 Marc Glisse <marc.glisse@inria.fr>
6971 * tree-ssa-forwprop.c (combine_conversions): Handle INT->FP->INT.
6973 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
6976 * c-typeck.c (pop_init_level): Use %qD instead of %qT.
6978 2012-04-27 Tom de Vries <tom@codesourcery.com>
6980 PR tree-optimization/51879
6981 * tree-ssa-sccvn.h (struct vn_reference_s): Add result_vdef field.
6982 * tree-ssa-sccvn.c (mark_use_processed): New function, factored out
6984 (defs_to_varying): ... here. Don't set use_processed.
6985 (visit_reference_op_call): Handle gimple_vdef.
6986 Handle case that lhs is NULL_TREE.
6987 (visit_use): Use mark_use_processed. Handle calls with side-effect
6988 using visit_reference_op_call.
6990 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
6992 * sched-deps.c (fixup_sched_groups): Rename to...
6993 (chain_to_prev_insn): ...this.
6994 (chain_to_prev_insn_p): New function.
6995 (deps_analyze_insn): Use it instead of SCHED_GROUP_P.
6997 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
6999 * sched-int.h (_haifa_insn_data): Move priority_status.
7001 (INSN_MODEL_INDEX): New macro.
7002 * haifa-sched.c (insn_delay): New function.
7003 (sched_regno_pressure_class): Update commentary.
7004 (mark_regno_birth_or_death): Pass the liveness bitmap and
7005 pressure array as arguments, instead of using curr_reg_live and
7006 curr_reg_pressure. Only update the pressure if the bit in the
7007 liveness set has changed.
7008 (initiate_reg_pressure_info): Always trust the live-in set for
7009 SCHED_PRESSURE_MODEL.
7010 (initiate_bb_reg_pressure_info): Update call to
7011 mark_regno_birth_or_death.
7012 (dep_list_size): Take the list as argument.
7013 (calculate_reg_deaths): New function, extracted from...
7014 (setup_insn_reg_pressure_info): ...here.
7015 (MODEL_BAR): New macro.
7016 (model_pressure_data, model_insn_info, model_pressure_limit)
7017 (model_pressure_group): New structures.
7018 (model_schedule, model_worklist, model_insns, model_num_insns)
7019 (model_curr_point, model_before_pressure, model_next_priority):
7021 (MODEL_PRESSURE_DATA, MODEL_MAX_PRESSURE, MODEL_REF_PRESSURE)
7022 (MODEL_INSN_INFO, MODEL_INSN): New macros.
7023 (model_index, model_update_limit_points_in_group): New functions.
7024 (model_update_limit_points, model_last_use_except): Likewise.
7025 (model_start_update_pressure, model_update_pressure): Likewise.
7026 (model_recompute, model_spill_cost, model_excess_group_cost): Likewise.
7027 (model_excess_cost, model_dump_pressure_points): Likewise.
7028 (model_set_excess_costs): Likewise.
7029 (rank_for_schedule): Extend SCHED_PRIORITY_WEIGHTED ordering to
7030 SCHED_PRIORITY_MODEL. Use insn_delay. Use the order in the model
7031 schedule as an alternative tie-breaker. Update the call to
7033 (ready_sort): Call model_set_excess_costs.
7034 (update_register_pressure): Update call to mark_regno_birth_or_death.
7035 Rely on that function to check liveness rather than doing it here.
7036 (model_classify_pressure, model_order_p, model_add_to_worklist_at)
7037 (model_remove_from_worklist, model_add_to_worklist, model_promote_insn)
7038 (model_add_to_schedule, model_analyze_insns, model_init_pressure_group)
7039 (model_record_pressure, model_record_pressures): New functions.
7040 (model_record_final_pressures, model_add_successors_to_worklist)
7041 (model_promote_predecessors, model_choose_insn): Likewise.
7042 (model_reset_queue_indices, model_dump_pressure_summary): Likewise.
7043 (model_start_schedule, model_finalize_pressure_group): Likewise.
7044 (model_end_schedule): Likewise.
7045 (schedule_insn): Say when we're scheduling the next instruction
7046 in the model schedule.
7047 (schedule_insn): Handle SCHED_PRESSURE_MODEL.
7048 (queue_to_ready): Do not add instructions that are
7049 MAX_SCHED_READY_INSNS beyond the current point of the model schedule.
7050 Always allow the next instruction in the model schedule to be added.
7051 (debug_ready_list): Print the INSN_REG_PRESSURE_EXCESS_COST_CHANGE
7052 and delay for SCHED_PRESSURE_MODEL too.
7053 (prune_ready_list): Extend SCHED_PRIORITY_WEIGHTED handling to
7054 SCHED_PRIORITY_MODEL, but also take the DFA into account.
7055 (schedule_block): Call model_start_schedule and model_end_schedule.
7056 Extend SCHED_PRIORITY_WEIGHTED stall handling to SCHED_PRIORITY_MODEL.
7057 (sched_init): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
7058 to SCHED_PRESSURE_MODEL, but don't allocate saved_reg_live or
7060 (sched_finish): Update accordingly.
7061 (fix_tick_ready): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
7062 to SCHED_PRESSURE_MODEL.
7063 (add_jump_dependencies): Update call to dep_list_size.
7064 (haifa_finish_h_i_d): Fix leak of max_reg_pressure.
7065 (haifa_init_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
7066 to SCHED_PRESSURE_MODEL.
7067 * sched-deps.c (init_insn_reg_pressure_info): Likewise, but don't
7068 allocate INSN_MAX_REG_PRESSURE for SCHED_PRESSURE_MODEL.
7069 (sched_analyze_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE
7070 handling to SCHED_PRESSURE_MODEL.
7072 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
7074 * common.opt (fsched-pressure-algorithm=): New option.
7075 * flag-types.h (sched_pressure_algorithm): New enum.
7076 * sched-int.h (sched_pressure_p): Replace with...
7077 (sched_pressure): ...this new variable.
7078 * haifa-sched.c (sched_pressure_p): Replace with...
7079 (sched_pressure): ...this new variable.
7080 (sched_regno_pressure_class, rank_for_schedule, ready_sort)
7081 (update_reg_and_insn_max_reg_pressure, schedule_insn)
7082 (debug_ready_list, prune_ready_list, schedule_block, sched_init)
7083 (sched_finish, fix_tick_ready, haifa_init_insn): Update accordingly.
7084 * sched-deps.c (init_insn_reg_pressure_info): Likewise.
7085 (sched_analyze_insn): Likewise.
7086 * sched-rgn.c (schedule_region): Likewise.
7087 * config/m68k/m68k.c (m68k_sched_variable_issue): Likewise.
7089 2012-04-26 Bernd Schmidt <bernds@codesourcery.com>
7091 * PR middle-end/52997
7092 * ira.c (find_moveable_pseudos): Call resize_reg_info.
7095 * machmode.h (CLASS_HAS_WIDER_MODES_P): True for MODE_PARTIAL_INT.
7096 * expr.c (convert_move): Honor unsignedp when extending partial int
7098 * genmodes.c (complete_mode): Don't clear component field of partial
7100 (emit_mode_inner): Don't emit it however.
7101 (calc_wider_mode): Partial int modes widen to their component.
7103 2012-04-26 David S. Miller <davem@davemloft.net>
7105 * config/sparc/niagara4.md: New file.
7106 * config/sparc/sparc.md: Include it.
7107 * config/sparc/sparc.c (niagara4_costs): New processor costs.
7108 (sparc_option_override): Use it.
7109 (sparc_use_sched_lookahead): Return 2 for niagara4.
7110 (sparc_issue_rate): Likewise.
7112 * config/sparc/sparc.md (attr type): Delete 'fgm_cmp'.
7113 (fpack16_vis, fpackfix_vis, fpack32_vis): Set type to fgm_pack.
7114 (fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
7115 fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis): Set type to fgm_mul.
7116 (alignaddrsi_vis, alignaddrdi_vis, alignaddrlsi_vis,
7117 alignaddrldi_vis): Set type to gsr.
7118 (pdist_vis, pdistn<mode>_vis): Set type to fgm_pdsit.
7119 (fcmp<code><GCM:gcm_name><P:mode>_vis, cmask8<P:mode>_vis,
7120 cmask16<P:mode>_vis, cmask32<P:mode>_vis, fchksm16_vis,
7121 v<vis3_shift_patname><mode>3, fmean16_vis,
7122 fp<plusminus_insn>64_vis, <vis3_addsub_ss_patname><mode>3,
7123 fucmp<code>8<P:mode>_vis): Set type to fga.
7124 * config/sparc/ultra1_2.md: Remove refrences to fgm_cmp.
7125 * config/sparc/niagara.md: Likewise.
7126 * config/sparc/niagara2.md: Likewise.
7127 * config/sparc/ultra3.md: Likewise, and fix type matching for
7128 us3_ialuX reservation.
7130 2012-04-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7132 * reload.c (find_reloads): Change the loop nesting when trying an
7133 alternative with swapped operands.
7135 2012-04-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
7137 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Fix
7138 comment. Delete unused parameter first_exp_point_map.
7139 (virt_loc_aware_diagnostic_finalizer): Update call.
7141 2012-04-26 Michael Hope <michael.hope@linaro.org>
7142 Richard Earnshaw <rearnsha@arm.com>
7144 * config/arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_SOFT_FLOAT): Define.
7145 (GLIBC_DYNAMIC_LINKER_HARD_FLOAT): Define.
7146 (GLIBC_DYNAMIC_LINKER_DEFAULT): Define.
7147 (GLIBC_DYNAMIC_LINKER): Redefine to use the hard float path.
7149 2012-04-25 Sriraman Tallam <tmsriram@google.com>
7151 * doc/extend.texi: Document avx2 support.
7152 * config/i386/i386.c (fold_builtin_cpu): Add avx2.
7154 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
7157 * config/cris/cris.md ("*andhi_lowpart_v32")
7158 ("*andqi_lowpart_v32"): Change first input-only operand from
7159 a (match_operand ...) to (match_dup 0). Drop alternatives with
7160 const_int-matching constraints for redundancy.
7161 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
7162 three-operand alternative.
7164 2012-04-25 Jakub Jelinek <jakub@redhat.com>
7167 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
7168 instead expand it as zero extension.
7170 2012-04-25 H.J. Lu <hongjiu.lu@intel.com>
7173 * dwarf2out.c (dbx_reg_number): Assert return value != INVALID_REGNUM.
7175 2012-04-25 Jakub Jelinek <jakub@redhat.com>
7177 * common.opt (flag_debug_types_section): Default to 0.
7178 (dwarf_version): Default to 4.
7179 (dwarf_record_gcc_switches): Default to 1.
7180 (dwarf_strict): Default to 0.
7181 * toplev.c (process_options): Don't handle dwarf_strict
7182 or dwarf_version here.
7183 * config/vxworks.c (vxworks_override_options): Don't
7184 test whether dwarf_strict or dwarf_version are negative,
7185 instead test !global_options_set.x_dwarf_*.
7186 * config/darwin.c (darwin_override_options): Default to
7188 * doc/invoke.texi: Note that -gdwarf-4, -grecord-gcc-switches
7189 and -fno-debug-types-section are now the default.
7191 2012-04-25 Jan Hubicka <jh@suse.cz>
7193 * cgraphunit.c: Update toplevel comment.
7194 (tree_rest_of_compilation): Merge into cgraph_expand_function.
7195 (cgraph_analyze_function): Make static.
7196 (cgraph_decide_is_function_needed): Make static.
7197 (cgraph_add_new_function): Use expand_function instead of
7198 rest_of_compilation.
7199 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
7200 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
7202 (cgraph_inline_p): Remove.
7203 (cgraph_preserve_function_body_p): Move to ipa-inline-transform.
7204 (init_cgraph): Add comment.
7205 * cgraphbuild.c (record_reference, mark_address, mark_load,
7206 mark_store): Do not call analyze_expr hook.
7207 * cgraph.c: Update toplevel comment.
7208 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
7209 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
7210 Move fere from cgraphunit.c
7211 (cgraph_mark_force_output_node): Move to cgraph.h
7212 * cgraph.h: Reorder so the comments match the function placement.
7213 (cgraph_analyze_function, cgraph_decide_is_function_needed): Remove.
7214 (cgraph_mark_force_output_node): Move here from cgraph.c
7215 * tree.c (free_lang_data): Do not clear analyze_expr hook.
7216 * ipa-inline-transform.c (preserve_function_body_p): New function.
7217 (inline_transform): Update.
7218 * langhooks.c (lhd_callgraph_analyze_expr): Remove.
7219 * langhooks.h (lang_hooks_for_callgraph): Remove.
7220 (lang_hooks): Remove callgraph.
7221 * tree-inline.c (expand_call_inline): Do not use cgraph_inline_p.
7222 * varpool.c: Remove out of date comment.
7223 * langhooks-def.h (lhd_callgraph_analyze_expr): Remove.
7224 (LANG_HOOKS_CALLGRAPH_ANALYZE_EXPR): Remove.
7226 2012-04-25 Jan Hubicka <jh@suse.cz>
7229 * cgraphunit.c (referred_to_p): Move ahead in file to avoid
7230 forward declaration.
7231 (cgraph_finalize_function): Finalize them here.
7232 * symtab.c (dump_symtab): Dump ctors and dtors.
7234 2012-04-25 Jakub Jelinek <jakub@redhat.com>
7237 * stor-layout.c (get_best_mode): Don't return mode with bitsize
7238 larger than maxbits. Don't compute maxbits modulo align.
7239 Also check that unit bytes long store at bitpos / unit * unit
7240 doesn't affect bits beyond bitregion_end.
7241 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
7242 would not fit into bitregion_start ... bitregion_end + 1 bit region.
7243 (store_split_bit_field): Decrease unit close to end of bitregion_end
7244 if access is restricted in order to avoid mutual recursion.
7246 PR tree-optimization/53058
7247 * double-int.h (double_int_max_value, double_int_min_value): New
7249 * double-int.c (double_int_max_value, double_int_min_value): New
7251 * tree-vrp.c (register_edge_assert_for_2): Compare mask for LE_EXPR
7252 or GT_EXPR with double_int_max_value instead of double_int_mask.
7254 2012-04-25 Richard Guenther <rguenther@suse.de>
7256 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
7257 * tree-vect-loop.c (vect_transform_loop): Adjust.
7258 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Record
7259 the maximum number of iterations for the epilogue loop.
7260 (vect_loop_versioning): Remove case re-using the peeled epilogue loop.
7262 2012-04-25 Jakub Jelinek <jakub@redhat.com>
7265 * c-typeck.c (set_nonincremental_init,
7266 set_nonincremental_init_from_string): Pass true instead of false
7267 as IMPLICIT to add_pending_init.
7269 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
7271 * c-typeck.c (pop_init_level): Improve diagnostics.
7273 2012-04-25 Uros Bizjak <ubizjak@gmail.com>
7275 * compare-elim.c (try_eliminate_compare): Also handle operands with
7276 implicit extensions.
7278 2012-04-25 Alan Modra <amodra@gmail.com>
7280 * config/rs6000/rs6000 (SAVE_INLINE_VRS, REST_INLINE_VRS,
7281 V_SAVE_INLINE, SAVRES_LR, SAVRES_SAVE, SAVRES_REG,
7282 SAVRES_GPR, SAVRES_FPR, SAVRES_VR): Define.
7283 (no_global_regs_above): Delete.
7284 (no_global_regs): New function.
7285 (rs6000_savres_strategy): Handle vector regs. Use proper lr_save_p
7286 value for load multiple test.
7287 (savres_routine_syms): Increase size.
7288 (rs6000_savres_routine_name, rs6000_savres_routine_sym,
7289 ptr_regno_for_savres, rs6000_emit_savres_rtx): Pass in int selector
7290 rather than a number of boolean flags. Update all callers.
7291 (rs6000_savres_routine_name): Generate vector save/restore names.
7292 (rs6000_savres_routine_sym): Handle vector regs. Delete forward decl.
7293 (ptr_regno_for_savres, rs6000_emit_savres_rtx): Likewise.
7294 (rs6000_emit_prologue): Delete saving_FPRs_inline, saving_GPRs_inline
7295 and using_store_multiple. Expand uses. Don't always use r11 as
7296 frame reg when needed for out-of-line saves. Set up initial offset
7297 for out-of-line vector saves when buying stack frame. Handle pointer
7298 reg setup for out-of-line fp save. Emit call to out-of-line vector
7299 save function. Choose r11 or r12 for vrsave reg when available for
7301 (rs6000_output_function_prologue): Don't emit .extern for ELF.
7302 (rs6000_emit_epilogue): Choose a better frame reg when restoring
7303 from back-chain to suit out-of-line vector restore functions. Emit
7304 call to out-of-line vector restore function. Adjust register used
7305 for cr restore. Tweak pointer register setup for gpr restore.
7306 * config/rs6000/rs6000.h (FIRST_SAVED_GP_REGNO): Take into account
7308 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Simplify.
7309 (V_SAVE_INLINE): Define.
7310 * config/rs6000/altivec.md (save_vregs_*, restore_vregs_*): New insns.
7312 2012-04-25 Alan Modra <amodra@gmail.com>
7314 * config/rs6000/rs6000.c (rs6000_savres_strategy): Allow
7315 out-of-line save/restore for large frames. Don't disable
7316 out-of-line saves on ABI_AIX when using static chain reg.
7317 (rs6000_emit_prologue): Adjust cr_save_regno on ABI_AIX to not
7318 clobber static chain reg, and tweak for out-of-line gpr saves
7321 2012-04-25 Alan Modra <amodra@gmail.com>
7323 * config/rs6000/rs6000.c (START_USE, END_USE, NOT_INUSE): Define.
7324 (rs6000_emit_prologue): Use the above to catch register overlap.
7326 2012-04-25 Alan Modra <amodra@gmail.com>
7328 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete forward
7329 decl. Move logic selecting update reg to callers. Update all callers.
7330 (rs6000_emit_allocate_stack): Add copy_off param.
7331 (emit_frame_save): Don't handle reg+reg addressing.
7332 (ptr_regno_for_savres): New function, extracted from..
7333 (rs6000_emit_savres_rtx): ..here. Add lr_offset param.
7334 (rs6000_emit_prologue): Generate frame_ptr_rtx as we need it.
7335 Set frame_reg_rtx to r11 whenever r11 is needed, and merge
7336 frame offset adjustment for out-of-line save with copy from sp.
7337 Simplify condition controlling whether cr is saved early or
7338 late. Use ptr_regno_for_savres to verify correct reg is set
7339 up for out-of-line saves. Pass the actual pointer reg used to
7340 rs6000_emit_savres_rtx so rtl matches insns in out-of-line
7341 function. Rearrange spe vars so code is similar to that
7342 elsewhere in this function. Don't update frame_off when spe
7343 save code will restore r11. Use emit_frame_save for spe and
7344 gpr saves. Consolidate darwin out-of-line gpr setup with that
7345 for other abis. Don't assume frame_offset is zero and frame
7346 reg is sp when setting up altivec reg saves, and calculate
7347 exact offset requirement.
7348 (rs6000_emit_epilogue): Use HOST_WIDE_INT for frame_off. Tidy
7349 spe restore code. Consolidate darwin out-of-line gpr setup
7350 with that for other abis.
7352 2012-04-25 Alan Modra <amodra@gmail.com>
7354 * config/rs6000/rs6000.c (rs6000_frame_related): Don't emit a
7355 REG_FRAME_RELATED_EXPR note when the instruction exactly matches
7357 (emit_frame_save): Delete frame_ptr param. Rename total_size to
7359 (rs6000_emit_prologue): Add sp_off. Update rs6000_frame_related
7360 and emit_frame_save calls. Cope with possibly missing note.
7362 2012-04-24 Sriraman Tallam <tmsriram@google.com>
7364 * config/i386/i386.c (build_processor_model_struct): New function.
7365 (make_var_decl): New function.
7366 (fold_builtin_cpu): New function.
7367 (ix86_fold_builtin): New function.
7368 (make_cpu_type_builtin): New function.
7369 (ix86_init_platform_type_builtins): New function.
7370 (ix86_expand_builtin): Expand new builtins by folding them.
7371 (ix86_init_builtins): Make new builtins to detect CPU type.
7372 (TARGET_FOLD_BUILTIN): New macro.
7373 (IX86_BUILTIN_CPU_INIT): New enum value.
7374 (IX86_BUILTIN_CPU_IS): New enum value.
7375 (IX86_BUILTIN_CPU_SUPPORTS): New enum value.
7376 * config/i386/i386-builtin-types.def: New function type.
7377 * testsuite/gcc.target/builtin_target.c: New testcase.
7378 * doc/extend.texi: Document builtins.
7380 2012-04-24 Olivier Hainque <hainque@adacore.com>
7382 * common.opt (gdwarf-): Initialize dwarf_version to -1 instead of 2.
7383 * toplev.c (process_options): Default to dwarf_version 2.
7384 * config/vxworks.c (vxworks_override_options): Default to strict-dwarf
7385 and dwarf_version 2.
7387 2012-04-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
7389 * tree-pretty-print.h (default_tree_printer): Do not declare.
7390 * tree-diagnostic.c: Include tree-pretty-print.h, tree-pass.h and
7392 (default_tree_diagnostic_starter): Make static.
7393 (default_tree_printer): Move to here. Make static.
7394 (tree_diagnostics_defaults): New.
7395 * tree-diagnostic.h (default_tree_diagnostic_starter): Do not declare.
7396 * tree.c (free_lang_data): Use tree_diagnostics_defaults.
7397 * toplev.c: Do not include tree-pass.h.
7398 (default_tree_printer): Move from here.
7399 (general_init): Use tree_diagnostics_defaults.
7401 2012-04-24 Chao-ying Fu <fu@mips.com>
7403 * config.gcc (mips64*-*-linux*): Append mips/linux-common.h to tm_file.
7404 (mips*-*-linux*): Append mips/linux-common.h to tm_file.
7405 * config/mips/gnu-user.h
7406 (SUBTARGET_CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC directly.
7407 (GNU_USER_TARGET_LINK_SPEC): New define.
7408 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
7409 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC directly.
7410 (GNU_USER_TARGET_MATHFILE_SPEC): New define.
7411 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC and
7412 GNU_USER_TARGET_ENDFILE_SPEC.
7413 * config/mips/gnu-user64.h (LIB_SPEC): Remove.
7414 (GNU_USER_TARGET_LINK_SPEC): New define.
7415 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
7416 * config/mips/linux-common.h: New file.
7418 2012-04-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7421 * config/rs6000/rs6000-c.c (fully_fold_convert): New function.
7422 (altivec_build_resolved_builtin): Call fully_fold_convert.
7424 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
7427 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
7429 2012-04-24 Richard Guenther <rguenther@suse.de>
7431 PR tree-optimization/53085
7432 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
7435 2012-04-24 Richard Guenther <rguenther@suse.de>
7437 * tree-if-conv.c (main_tree_if_conversion): Move bb under
7440 2012-04-24 Jim Meyering <meyering@redhat.com>
7442 * genattrtab.c (gen_attr): Avoid NULL-deref after diagnosing
7443 absence of an define_enum call.
7445 2012-04-24 Richard Guenther <rguenther@suse.de>
7447 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): If
7448 the epilogue loop is not re-used as unvectorized version
7449 record the its maximum number of iterations.
7451 2012-04-24 Andrew Pinski <apinski@cavium.com>
7453 * tree-ssa-forwprop.c (simplify_bitwise_binary):
7454 Don't directly use def1/def2.
7456 2012-04-24 Richard Guenther <rguenther@suse.de>
7458 PR tree-optimization/53098
7459 * tree-vect-loop.c (vect_analyze_loop_operations): Fixup
7462 2012-04-24 Andrew Pinski <apinski@cavium.com>
7465 * tree-ssa-forwprop.c (defcodefor_name): New function.
7466 (simplify_bitwise_binary): Use defcodefor_name instead of manually
7467 Simplify "( X | Y) & X" to X and "( X & Y) | X" to X.
7468 Simplify "(~X | Y) & X" to "X & Y" and
7469 "(~X & Y) | X" to "X | Y".
7471 2012-04-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7473 * recog.c (insn_invalid_p): Add IN_GROUP parameter and use
7474 validate_change to add clobbers if IN_GROUP is nonzero.
7475 (verify_changes): Call insn_invalid_p with IN_GROUP set to true.
7476 * recog.h (insn_invalid_p): Add IN_GROUP parameter to function
7478 * gcse.c (process_insert_insn): Call insn_invalid_p with IN_GROUP
7480 * config/s390/s390.c (insn_invalid_p): Likewise.
7482 2012-04-24 Jakub Jelinek <jakub@redhat.com>
7485 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR of MEM_REF.
7486 (output_addressed_constants): Likewise.
7489 * varasm.c (get_section): Don't ICE for section conflicts with
7490 built-in section kinds.
7492 2012-04-23 DJ Delorie <dj@redhat.com>
7494 * config/s390/s390.h (LINK_SPEC): Remove, no longer needed.
7495 (LIBSTDCXX): Change to CPP2.
7497 2012-04-23 H.J. Lu <hongjiu.lu@intel.com>
7500 * opth-gen.awk: Check if MASK_ and TARGET_ macros are defined for
7503 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
7505 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
7506 (*addsi_2_zext): Ditto.
7507 (*add<mode>_3): Ditto.
7508 (*addsi_3_zext): Ditto.
7509 (*add<mode>_5): Ditto.
7511 2012-04-23 Andrew Pinski <apinski@cavium.com>
7513 * tree-ssa-forwprop.c (simplify_bitwise_binary): Simplify (A & B) OP0
7514 (C & B) to (A OP0) & B.
7516 2012-04-23 Martin Jambor <mjambor@suse.cz>
7518 * expr.c (expand_expr_real_1): Remove setting parent's alias set for
7519 temporaries created for a bitfield (reverting revision 122014).
7521 2012-04-23 Richard Guenther <rguenther@suse.de>
7523 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Gimplify
7524 the condition using is_gimple_condexpr and avoid the not necessary
7526 (set_prologue_iterations): Likewise.
7527 (vect_loop_versioning): Likewise.
7529 2012-04-23 Richard Guenther <rguenther@suse.de>
7531 PR tree-optimization/53070
7532 * tree-if-conv.c (combine_blocks): Free predicates in all blocks.
7533 (main_tree_if_conversion): Verify we succeeded in that.
7535 2012-04-23 Jan Hubicka <jh@suse.cz>
7537 * lto-symtab.c (lto_cgraph_replace_node): Do not call
7538 mark_reahcable_node.
7539 * cgraph.c (cgraph_remove_node): Do not clear reachable.
7540 (cgraph_mark_reachable_node): Remove.
7541 (cgraph_mark_force_output_node): Do not set reachable.
7542 (dump_cgraph_node): Do not dump reachable.
7543 (cgraph_create_virtual_clone): Do not set reachable.
7544 * cgraph.h (cgraph_node): Remove reachable flag.
7545 (varpool_node): Remove reachable flag.
7546 (cgraph_mark_if_needed): Remove.
7547 (cgraph_mark_reachable_node): Remove.
7548 * tree-emutls.c (ipa_lower_emutls): Do not check reachable.
7549 * cgraphunit.c (cgraph_finalize_function): Do not mark node as
7551 (cgraph_add_new_function): Likewise.
7552 (cgraph_mark_if_needed): Remove.
7553 (cgraph_analyze_function): Do not set target as reachable.
7554 (process_function_and_variable_attributes): Do not care about
7556 (cgraph_analyze_functions): Do not set reachable flags.
7557 (cgraph_mark_functions_to_output): Do not check reachability.
7558 (cgraph_copy_node_for_versioning): Do not set reachable flag.
7559 (dbxout_expand_expr): Update.
7560 * c-decl.c (merge_decls): Do not track changed externs.
7561 * ipa.c: Include pointer-set.h
7562 (enqueue_cgraph_node): Use reachable pointer set.
7563 (process_references): Likewise.
7564 (cgraph_remove_unreachable_nodes): Likewise.
7565 (whole_program_function_and_variable_visibility): Do not recompute
7567 * trans-mem.c (ipa_tm_execute): Do not check reachable flag.
7569 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
7571 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
7573 2012-04-23 Richard Guenther <rguenther@suse.de>
7576 * c-typeck.c (build_binary_op): Fix typo.
7578 2012-04-23 Jakub Jelinek <jakub@redhat.com>
7580 PR tree-optimizations/52891
7581 * tree-vect-patterns.c (adjust_bool_pattern): Use
7582 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
7583 but with non-standard precision.
7585 2012-04-22 Jan Hubicka <jh@suse.cz>
7587 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Bail out at NULL
7590 2012-04-22 Jan Hubicka <jh@suse.cz>
7592 * lto-symtab.c (lto_varpool_replace_node): Do not merge needed flags.
7593 * cgraphbuild.c (record_reference, record_type_list, mark_address,
7594 mark_load, mark_store): Do not mark varpool nodes as needed.
7595 * cgraph.c (cgraph_new_nodes): Remove.
7596 (cgraph_create_function_alias): Do not mark nodes as reachable.
7597 (cgraph_add_thunk): Likewise.
7598 (cgraph_mark_reachable_node): Do not manage the queue.
7599 * cgraph.h (cgraph_node): Remove next_needed.
7600 (varpool_nodes_queue): Remove next_needed and prev_needed.
7601 (x_cgraph_nodes_queue, x_cgraph_nodes_queue, cgraph_new_nodes): Remove.
7602 (cgraph_new_nodes): Declare.
7603 (x_varpool_nodes_queue, varpool_nodes_queue); Remove.
7604 (varpool_analyze_pending_decls): Remove.
7605 (varpool_analyze_node): New.
7606 (varpool_mark_needed_node): Remove.
7607 (varpool_first_variable, varpool_next_variable): New inlines.
7608 (varpool_first_static_initializer, varpool_next_static_initializer):
7610 (FOR_EACH_STATIC_VARIABLE): Remove unused walker.
7611 (varpool_first_defined_variable): New inline.
7612 (varpool_next_defined_variable): New inline
7613 (FOR_EACH_VARIABLE): Reimplement.
7614 (FOR_EACH_DEFINED_VARIABLE): Reimplement.
7615 * toplev.c (wrapup_global_declaration_2): Use analyzed instead of
7617 * cgraphunit.c (cgraph_new_nodes): Declare here.
7618 (enqueue_node): New function.
7619 (cgraph_process_new_functions): update for new
7620 node set; when constructing cgraph enqueue node for processing.
7621 (cgraph_add_new_function): Use new node set.
7622 (process_function_and_variable_attributes): Do not set varpool needed
7624 (referred_to_p): New function.
7625 (varpool_finalize_decl): Move here from varpool.c; enqueue needed node
7626 when varpool is in construction.
7627 (cgraph_analyze_functions): Rewrite.
7628 (cgraph_expand_all_functions): Update.
7629 (cgraph_output_in_order): Do not analyze pending decls; do not set
7631 (cgraph_optimize): Do not analyze pending decls.
7632 * lto-cgraph.c (input_varpool_node): Clear analyzed flag for objects
7633 in other partition; do not mark node as needed.
7634 * dwarf2out.c (reference_to_unused): Use analyzed flag.
7635 (premark_types_used_by_global_vars_helper): Likewise.
7636 * ipa.c (process_references): Do not call varpool_mark_needed_node.
7637 (cgraph_remove_unreachable_nodes): Do not rely on varpool and
7639 (function_and_variable_visibility): Do not mark node as needed.
7640 (whole_program_function_and_variable_visibility): Likewise.
7641 * Makefile.in (gt-varpool.h): No longer needed.
7642 * passes.c (execute_one_pass, execute_ipa_pass_list): Update.
7643 (ipa_write_summaries): Do not use needed flag.
7644 * varpool.c: Do not include gt-varpool.h
7645 (x_varpool_nodes_queue, x_varpool_last_needed_node,
7646 x_varpool_last_needed_node, x_varpool_first_unanalyzed_node,
7647 x_varpool_first_unanalyzed_node, varpool_assembled_nodes_queue):
7649 (varpool_remove_node): Do not update the lists.
7650 (dump_varpool_node): Do not dump needed flag.
7651 (varpool_enqueue_needed_node): Remove.
7652 (varpool_mark_needed_node): Remove.
7653 (varpool_reset_queue): Remove.
7654 (varpool_finalize_decl): Move to cgraphunit.c
7655 (varpool_analyze_node): New functions based on former
7656 varpool_analyze_pending_decls.
7657 (varpool_analyze_pending_decls): Remove.
7658 (varpool_assemble_decl): Do not update the lists.
7659 (enqueue_node): New function.
7660 (varpool_remove_unreferenced_decls): Rewrite.
7661 (varpool_empty_needed_queue): Remove.
7662 (add_new_static_var): Do not mark node as needed.
7663 (varpool_create_variable_alias): Handle expansion state
7665 * except.c (output_ttype): Do not mark node as needed.
7666 * varasm.c (mark_decl_referenced): Do not use mark_needed_node.
7667 * tree-profile.c (init_ic_make_global_vars, init_ic_make_global_vars):
7669 * tree-switch-conversion.c (build_one_array): Likewise.
7671 2012-04-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
7674 * doc/invoke.texi (pedantic): Rename to Wpedantic.
7675 * common.opt (Wpedantic): New.
7676 (pedantic): Alias Wpedantic.
7677 * diagnostic.c (warning_at): Likewise.
7678 * c-decl.c (diagnose_mismatched_decls): Likewise.
7679 (build_array_declarator): Likewise.
7680 (mark_forward_parm_decls):
7681 (check_bitfield_type_and_width): Likewise.
7682 (grokdeclarator): Likewise.
7683 (grokfield): Likewise.
7684 (finish_struct): Likewise.
7685 (build_enumerator): Likewise.
7686 (store_parm_decls_oldstyle): Likewise.
7687 (declspecs_add_qual): Likewise.
7688 (declspecs_add_type): Likewise.
7689 (finish_declspecs): Likewise.
7690 * c-typeck.c (composite_type): Likewise.
7691 (comp_target_types): Likewise.
7692 (build_array_ref): Likewise.
7693 (pointer_diff): Likewise.
7694 (build_unary_op): Likewise.
7695 (build_conditional_expr): Likewise.
7696 (build_c_cast): Likewise.
7697 (convert_for_assignment): Likewise.
7698 (maybe_warn_string_init): Likewise.
7699 (digest_init): Likewise.
7700 (pop_init_level): Likewise.
7701 (set_init_index): Likewise.
7702 (c_finish_goto_label): Likewise.
7703 (c_finish_return): Likewise.
7704 (do_case): Likewise.
7705 (build_binary_op): Likewise.
7706 * c-parser.c (static): Likewise.
7707 (c_parser_external_declaration): Likewise.
7708 (c_parser_declaration_or_fndef): Likewise.
7709 (c_parser_static_assert_declaration_no_se): Likewise.
7710 (c_parser_enum_specifier): Likewise.
7711 (c_parser_struct_or_union_specifier): Likewise.
7712 (c_parser_struct_declaration): Likewise.
7713 (c_parser_alignas_specifier): Likewise.
7714 (c_parser_braced_init): Likewise.
7715 (c_parser_initelt): Likewise.
7716 (c_parser_compound_statement_nostart): Likewise.
7717 (c_parser_conditional_expression): Likewise.
7718 (c_parser_alignof_expression): Likewise.
7719 (c_parser_postfix_expression): Likewise.
7720 (c_parser_postfix_expression_after_paren_): Likewise.
7721 (c_parser_objc_class_instance_variables): Likewise.
7722 (c_parser_objc_method_definition): Likewise.
7723 (c_parser_objc_methodprotolist): Likewise.
7725 2012-04-22 Ian Lance Taylor <iant@google.com>
7727 * godump.c (go_output_typedef): Dump size of structs.
7729 2012-04-22 Razya Ladelsky <razya@il.ibm.com>
7731 Correcting transform_to_exit_first_loop + fix to PR46886
7732 * tree-parloops.c (transform_to_exit_first_loop): Remove
7733 setting of number of iterations according to the loop pattern.
7734 Duplicate from entry to exit->src instead of loop->latch.
7735 (pallelize_loops): Remove the condition preventing do-while loops.
7736 * tree-cfg.c (bool bb_in_region_p): New.
7737 (gimple_duplicate_sese_tail): Adjust duplication of the the subloops.
7738 Adjust redirection of the duplicated iteration.
7740 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
7743 * rtl.def (ADDRESS): Use "i" rather than "w".
7744 * rtl.h (find_base_term): Delete.
7745 (may_be_sp_based_p): Declare.
7746 * rtl.c (rtx_code_size): Remove ADDRESS special case.
7747 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP)
7748 (UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Move to...
7750 (find_base_term): Make static.
7751 (may_be_sp_based_p): New function.
7752 * dse.c (record_store): Use it.
7753 * store-motion.c (store_killed_in_insn): Likewise.
7755 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
7757 * fold-const.c (fold_checksum_tree): Fix VECTOR_CST case.
7759 2012-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
7762 * c-typeck.c (inform_declaration): New.
7763 (build_function_call_vec): Do not pretty-print
7764 expressions when caret is enabled.
7765 (convert_arguments): Use inform_declaration.
7767 2012-04-20 Jim Meyering <meyering@redhat.com>
7769 * genmodes.c (make_complex_modes): Don't truncate a mode name of
7770 length 7 or more when prepending a "C". Suggested by Richard Guenther.
7772 2012-04-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7774 PR rtl-optimization/44214
7775 * fold-const.c (exact_inverse): New function.
7776 (fold_binary_loc): Fold vector and complex division by constant into
7777 multiply by recripocal with flag_reciprocal_math; fold vector division
7778 by constant into multiply by reciprocal with exact inverse.
7780 2012-04-20 Jan Hubicka <jh@suse.cz>
7782 * lto-symtab.c (lto_cgraph_replace_node): Merge needed instead of
7784 * cgraph.c (cgraph_add_thunk): Use mark_reachable_node.
7785 (cgraph_remove_node): Update.
7786 (cgraph_mark_needed_node): Remove.
7787 (cgraph_mark_force_output_node): New.
7788 (dump_cgraph_node): Do not dump needed flag.
7789 (cgraph_node_cannot_be_local_p_1): Update.
7790 (cgraph_can_remove_if_no_direct_calls_and_refs): Update.
7791 * cgraph.h (symtab_node_base): Add force_output flag.
7792 (cgraph_node): Remove needed flag.
7793 (varpool_node): Remove force_output flag.
7794 (cgraph_mark_needed_node): Remove.
7795 (cgraph_mark_force_output_node): New.
7796 (cgraph_only_called_directly_or_aliased_p,
7797 varpool_can_remove_if_no_refs, varpool_all_refs_explicit_p): Update.
7798 * ipa-cp.c (ipcp_generate_summary): Remove out of date assert.
7799 * cgraphunit.c (cgraph_decide_is_function_needed): rewrite.
7800 (cgraph_add_new_function): Update.
7801 (cgraph_mark_if_needed): Update.
7802 (verify_cgraph_node): Update.
7803 (cgraph_analyze_function): Alias target is reachable.
7804 (process_function_and_variable_attributes): Update: externally_visible
7805 flag makes function reachable.
7806 (cgraph_analyze_functions): Update dumping.
7807 * lto-cgraph.c (lto_output_node, lto_output_varpool_node,
7808 input_overwrite_node, input_varpool_node): Update streaming.
7809 * lto-streamer-out.c (produce_symtab): Use force_output.
7810 * ipa.c (process_references): Weakrefs must be processed.
7811 (cgraph_remove_unreachable_nodes): Likewise; update for new
7813 (varpool_externally_visible_p): Weakrefs are externally visible
7814 even if they are not.
7815 (function_and_variable_visibility): Update; when processing alias
7816 pair force the targets to be output.
7817 (whole_program_function_and_variable_visility): Use
7818 mark_reachable_node.
7819 * trans-mem.c (ipa_tm_mark_needed_node): Remove
7820 (ipa_tm_mark_force_output_node): New function.
7821 (ipa_tm_create_version_alias, ipa_tm_create_version): Update.
7822 * gimple-fold.c (can_refer_decl_in_current_unit_p): Be lax about
7824 * varasm.c (mark_decl_referenced): Update.
7825 (find_decl_and_mark_needed): Remove.
7826 (find_decl): New function.
7827 (weak_finish, finish_aliases_1, assemble_alias): Update; do not mark
7828 alias targets as needed.
7829 (dump_tm_clone_pairs): Update.
7830 * tree-inline.c (copy_bb): Update check.
7831 * symtab.c (dump_symtab_base): Dump force_output.
7832 * tree-ssa-structalias.c (ipa_pta_execute): Use force_output.
7833 * passes.c (execute_todo): Fix dumping.
7834 * varpool.c (decide_is_variable_needed, varpool_finalize_decl): Update.
7835 (varpool_analyze_pending_decls): Alias target is reachable.
7836 (varpool_create_variable_alias): Finalize weakrefs.
7838 2012-04-20 Jakub Jelinek <jakub@redhat.com>
7841 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP,
7842 UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Define.
7843 * alias.c (init_alias_targets): Use UNIQUE_BASE_VALUE_*
7844 macros instead of constants.
7845 * dse.c (record_store): Check for SP ADDRESS by comparing
7846 XWINT to UNIQUE_BASE_VALUE_SP instead of expecting
7847 XEXP to be stack_pointer_rtx.
7849 2012-04-20 Richard Guenther <rguenther@suse.de>
7851 * tree-ssa-copy.c (propagate_tree_value_into_stmt): Use
7852 update_call_from_tree when propagating into a call.
7854 2012-04-20 Alan Modra <amodra@gmail.com>
7856 * config/rs6000/rs6000.c (rs6000_emit_savres_rtx): Formatting.
7857 (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise. Rename
7858 sp_offset to frame_off. Move world save code earlier.
7860 2012-04-20 Richard Guenther <rguenther@suse.de>
7862 PR tree-optimization/53050
7863 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine):
7864 Do only one transform on COND_EXPRs at the same time.
7866 2012-04-19 Jan Hubicka <jh@suse.cz>
7868 * symtab.c (dump_symtab_base): Revert accidental checkin.
7870 2012-04-20 Alan Modra <amodra@gmail.com>
7873 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
7874 static chain, set REST_INLINE_FPRS too.
7876 2012-04-20 Thomas Schwinge <thomas@codesourcery.com>
7878 * tree-dump.c (dequeue_and_dump) <BIT_FIELD_REF>: Dump the three child
7881 2012-04-20 Richard Guenther <rguenther@suse.de>
7883 * tree-vect-loop.c (vect_analyze_loop_operations): Do not vectorize
7884 loops that can never run more often than the vectorization factor.
7886 2012-04-19 Jan Hubicka <jh@suse.cz>
7888 * symtab.c (dump_symtab_base): Fix dumping of asm lists.
7890 2012-04-19 David Edelsohn <dje.gcc@gmail.com>
7892 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
7894 2012-04-19 Jim Meyering <meyering@redhat.com>
7896 * genmodes.c (make_complex_modes): Avoid unnecessary use of strncpy.
7897 We verified above that the string(including trailing NUL) fits in buf,
7900 2012-04-19 Richard Guenther <rguenther@suse.de>
7902 * symtab.c (dump_symtab_base): Use TREE_STRING_POINTER
7903 for dumping DECL_SECTION_NAME.
7905 2012-04-19 Michael Matz <matz@suse.de>
7908 * tree.h (VECTOR_CST_NELTS): Use part number of types again.
7909 (struct tree_vector): Adjust GTY length.
7910 * tree.c (make_vector_stat): Don't set VECTOR_CST_NELTS.
7912 * gengtype.c (struct walk_type_data): Add in_record_p and loopcounter
7914 (walk_type, <TYPE_POINTER, TYPE_ARRAY>): Handle case where our
7915 caller emitted the length calulation already.
7916 (walk_type, <TYPE_UNION, TYPE_STRUCT>): Emit length calculations
7917 before handling any of the fields for structs.
7919 2012-04-19 Richard Guenther <rguenther@suse.de>
7921 PR tree-optimization/53031
7922 * tree-vrp.c (adjust_range_with_scev): Revert back to
7923 using max_loop_iterations.
7925 2012-04-19 Michael Matz <matz@suse.de>
7927 * diagnostic.c (emit_diagnostic): Move va_end call after user
7929 (warning, warning_at, pedwarn, permerror): Ditto.
7931 2012-04-19 Richard Guenther <rguenther@suse.de>
7933 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
7936 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
7939 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
7940 the case *(X+const).
7942 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7944 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
7946 2012-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
7949 * stmt.c (warn_if_unused_value): Skip NOP_EXPR.
7950 * convert.c (convert_to_integer): Don't set TREE_NO_WARNING.
7952 2012-04-19 Richard Guenther <rguenther@suse.de>
7954 PR rtl-optimization/44688
7955 * loop-iv.c (determine_max_iter): Only return max_iter.
7956 (iv_number_of_iterations): Also use the recorded loop bound
7957 on the maximum number of iterations.
7958 * loop-unroll.c (decide_unroll_runtime_iterations): Use
7959 max_iter to avoid unrolling loops that do not roll.
7960 (decide_unroll_stupid): Likewise.
7962 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
7964 * targhooks.c (default_case_values_threshold): Fix code style nit.
7966 * stmt.c (add_case_node, expand_case): Move logic to remove/reduce
7967 case range and type folding from here...
7968 * gimplify.c (gimplify_switch_expr): ... to here. Expect NULL_TREE
7969 type, as documented in tree.def.
7971 2012-04-18 Jan Hubicka <jh@suse.cz>
7973 * cgraph.h (verify_symtab, verify_symtab_node, verify_symtab_base):
7975 * cgraphunit.c (verify_cgraph_node): Verify symtab base; do not verify
7976 cgraph hash and same comdat groups.
7977 (cgraph_optimize): Verify symbol table.
7978 * ipa.c (cgraph_remove_unreachable_nodes): Verify symbol table.
7979 (dissolve_same_comdat_group_list): Work on symtab nodes.
7980 (function_and_variable_visibility): Dissolve variable same comdat group
7982 * symtab.c: Include timevar.h
7983 (verify_symtab_base, verify_symtab_node, verify_symtab): New functions.
7985 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
7987 * tree-switch-conversion.c (info): Remove global pass info.
7988 (check_range, check_process_case, check_final_bb, create_temp_arrays,
7989 free_temp_arrays, gather_default_values, build_constructors,
7990 array_value_type, build_one_array, build_arrays, gen_def_assigns,
7991 fix_phi_nodes, gen_inbound_check): Pass info around from ...
7992 (process_switch): ... here. Unify message format. Return a const
7993 char pointer to the failure reason message.
7994 (do_switchconv): Unify message format. Update process_switch usage.
7996 * tree.def (CASE_LABEL_EXPR): Fix documentation, mention all operands.
7997 * tree-cfg.c (edge_to_cases): Fix documentation.
7999 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
8001 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
8003 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8005 PR tree-optimization/52976
8006 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): Delete.
8007 (possibly_move_powi): New function.
8008 (rewrite_expr_tree): Call possibly_move_powi.
8009 (rewrite_expr_tree_parallel): Likewise.
8010 (attempt_builtin_powi): Change call of add_to_ops_vec_max_rank to
8011 call add_to_ops_vec instead.
8013 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8015 PR tree-optimization/52976
8016 * tree-ssa-reassoc.c (stmt_is_power_of_op): New function.
8017 (decrement_power): Likewise.
8018 (propagate_op_to_single_use): Likewise.
8019 (zero_one_operation): Handle __builtin_pow* calls in linearized
8020 expression trees; factor logic into propagate_op_to_single_use.
8021 (undistribute_ops_list): Allow operands with repeat counts > 1.
8023 2012-04-18 Richard Guenther <rguenther@suse.de>
8025 PR tree-optimization/44688
8026 * cfgloop.h (record_niter_bound): Declare.
8027 * tree-ssa-loop-niter.c (record_niter_bound): Export.
8028 Update the estimation with the upper bound here...
8029 (estimate_numbers_of_iterations_loop): ... instead of here.
8030 Do not forcefully reset a recorded upper bound.
8031 * tree-vect-loop-manip.c (vect_do_peeling_for_alignment):
8032 Record the maximum number of loop iterations of the prologue loop.
8034 2012-04-18 Jan Hubicka <jh@suse.cz>
8036 * lto-symtab.c (lto_cgraph_replace_node): Update.
8037 * cgraphbuild.c (record_reference, record_type_list,
8038 record_eh_tables, mark_address, mark_load, mark_store): Update.
8039 * cgraph.c (cgraph_same_body_alias, dump_cgraph_node,
8040 cgraph_create_virtual_clone, cgraph_for_node_thunks_and_aliases):
8042 * cgraph.h (symtab_node_def, symtab_node, const_symtab_node): Remove.
8043 (cgraph_alias_aliased_node, varpool_alias_aliased_node): Update.
8044 * reload.c: Fix typo in comment.
8045 * rtlanal.c: Likewise.
8046 * tree-emultls.c (gen_emutls_addr): Update.
8047 * ipa-reference.c (analyze_function): Update.
8048 * cgraphunit.c (cgraph_analyze_function,
8049 cgraph_process_same_body_aliases, assemble_thunks_and_aliases):
8051 * ipa-ref.c (ipa_record_reference): Reorg to avoid reference types.
8052 (ipa_remove_reference): Likewise.
8053 (ipa_remove_all_refering): Rename to ...
8054 (ipa_remove_all_referring): ... this one; update.
8055 (ipa_dump_references): Update.
8056 (ipa_dump_referring): Update.
8057 (ipa_clone_references): Update.
8058 (ipa_clone_refering): Rename to ...
8059 (ipa_clone_referring): ... this one; update.
8060 (ipa_ref_cannot_lead_to_return): Update.
8061 (ipa_ref_has_aliases_p): Update.
8062 * ipa-ref.h (symtab_node_def, symtab_node, const_symtab_node): New
8064 (ipa_ref_type): Remove.
8065 (ipa_ref_ptr_u): Remove.
8066 (ipa_ref): Remove referencing, refered, refered_index, refering_type
8067 and refered_type; add referring, referred and referred_index.
8068 (ipa_ref_list): Rename refering to referring.
8069 (ipa_record_reference, ipa_remove_all_referring, ipa_dump_referring,
8070 ipa_clone_references, ipa_clone_referring): Update prototypes.
8071 * lto-cgraph.c (referenced_from_other_partition_p): Update.
8072 (lto_output_ref): Update.
8073 (add_references): Update.
8074 (input_varpool_node): Update.
8075 (input_refs): Update.
8076 * ipa-ref-inline.h (ipa_ref_node): Update.
8077 (ipa_ref_varpool_node): Update.
8078 (ipa_ref_referring_node): Update.
8079 (ipa_ref_referring_varpool_node): Update.
8080 (ipa_ref_referring_ref_list): Update.
8081 (ipa_ref_referred_ref_list): Update.
8082 (ipa_ref_list_first_referring): Update.
8083 (ipa_empty_ref_list): Update.
8084 (ipa_ref_list_refering_iterate): Rename to ...
8085 (ipa_ref_list_referring_iterate): ... this one.
8086 * cse.c: Update comment.
8087 * ipa-utils.c (ipa_reverse_postorder): Update.
8088 * tree-ssa-alias.c: Update.
8089 * ipa-inline.c (reset_edge_caches): Update.
8090 (update_caller_keys): Update.
8091 * ipa-inline.h: Update comments.
8092 * jump.c: Update comment.
8093 * alias.c: Likewise.
8094 * ipa.c (process_references): Update.
8095 (cgraph_remove_unreachable_nodes): Likewise.
8096 (ipa_discover_readonly_nonaddressable_var): Likewise.
8097 (cgraph_address_taken_from_non_vtable_p): Likewise.
8098 * trans-mem.c (ipa_tm_execute): Update.
8099 * simplify-rtx.c: Fix comment.
8100 * rtl.c: Fix comment.
8101 * symtab.c (symtab_unregister_node): Update.
8102 * varpool.c (dump_varpool_node): Update.
8103 (varpool_analyze_pending_decls): Update.
8104 (assemble_aliases): Update.
8105 (varpool_for_node_and_aliases): Update.
8107 2012-04-18 Richard Guenther <rguenther@suse.de>
8109 * cfgloop.h (estimate_numbers_of_iterations_loop): Remove
8110 use_undefined_p parameter.
8111 * tree-flow.h (estimate_numbers_of_iterations): Likewise.
8112 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
8114 (estimate_numbers_of_iterations): Likewise.
8115 (estimated_loop_iterations): Adjust.
8116 (max_loop_iterations): Likewise.
8117 (scev_probably_wraps_p): Likewise.
8118 * tree-ssa-loop.c (tree_ssa_loop_bounds): Likewise.
8119 * tree-vrp.c (adjust_range_with_scev): Use max_stmt_executions,
8120 not max_loop_iterations.
8121 (execute_vrp): Remove explicit number of iterations estimation.
8123 2012-04-18 Enkovich Ilya <ilya.enkovich@intel.com>
8125 * config/i386/linux-common.h: New.
8127 * config.gcc: Add i386/linux-common.h before
8128 all i386/linux.h and i386/linux64.h usages.
8130 * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): New.
8131 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
8132 * config/i386/gnu-user64.h: Likewise.
8134 * config/i386/gnu-user.common.h (GNU_USER_TARGET_CC1_SPEC): New.
8135 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC.
8136 (GNU_USER_TARGET_MATHFILE_SPEC): New.
8137 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC.
8139 2012-04-18 Jan Hubicka <jh@suse.cz>
8141 * cgraph.c (cgraph_node_name): Remove.
8142 (dump_cgraph_node): Use dump_symtab_base; reformat.
8143 * cgraph.h (symtab_node_asm_name, symtab_node_name, dump_symtab,
8144 debug_symtab, dump_symtab_node, debug_symtab_node, dump_symtab_base):
8146 (cgraph_node_name, varpool_node_name): Remove.
8147 (cgraph_node_asm_name, varpool_node_asm_name,
8148 cgraph_node_name, varpool_node_name): New.
8149 * tree-pass.h (TODO_dump_cgraph): Rename to ...
8150 (TODO_dump_symtab): ... this one.
8151 * ipa-cp (pass_ipa_cp): Update.
8152 * ia-reference.c (generate_summary, read_write_all_from_decl,
8153 propagate, ipa_reference_read_optimization_summary): Update.
8154 * cgraphunit.c (cgraph_analyze_functions): Update.
8155 (cgraph_optimize): Update.
8156 * ipa-ref.c (ipa_dump_references): Update.
8157 (ipa_dump_refering): Update.
8158 * ipa-inline.c (pass_ipa_inline): Update.
8159 * matrix-reorg.c (pass_ipa_matrix_reorg): Update.
8160 * ipa.c (pass_ipa_function_visibility,
8161 pass_ipa_whole_program_visibility): Update.
8162 * tree-sra.c (pass_early_ipa_sra): Update.
8163 * symtab.c: Include langhooks.h
8164 (symtab_node_asm_name): New.
8165 (symtab_node_name): New.
8166 (symtab_type_names): New static var.
8167 (dump_symtab_base): New.
8168 (dump_symtab_node, dump_symtab): New.
8169 (debug_symtab_node, debug_symtab): New.
8170 * tree-ssa-structalias.c: Dump symbol table.
8171 * pases.c (execute_todo): Handle TODO_dump_symtab instead
8172 of TODO_dump_cgraph.
8173 * varpoo.c (varpool_node_name): Remove.
8174 (dump_varpool_node): Use dump_symtab_base; reformat.
8176 2012-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
8178 * doc/invoke.texi (Language Independent Options): @item should be
8181 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
8184 * rtl.c (rtx_code_size): Handle ADDRESS.
8186 2012-04-17 Tom de Vries <tom@codesourcery.com>
8188 * tree-iterator.c (append_to_statement_list_1): Handle case that *list_p
8191 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
8194 * config/i386/sync.md (atomic_<code><mode>): Rename to
8195 atomic_<logic><mode>.
8197 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
8199 * rtl.def (ADDRESS): Turn operand into a HOST_WIDE_INT.
8200 * alias.c (reg_base_value): Expand and update comment.
8201 (arg_base_value): New variable.
8202 (unique_id): Move up file.
8203 (unique_base_value, unique_base_value_p, known_base_value_p): New.
8204 (find_base_value): Use arg_base_value and known_base_value_p.
8205 (record_set): Document REG_NOALIAS handling. Use unique_base_value.
8206 (find_base_term): Use known_base_value_p.
8207 (base_alias_check): Use unique_base_value_p.
8208 (init_alias_target): Initialize arg_base_value. Use unique_base_value.
8209 (init_alias_analysis): Use 1 as the first id for REG_NOALIAS bases.
8211 2012-04-17 Pat Haugen <pthaugen@us.ibm.com>
8213 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Remove DImode.
8215 2012-04-17 Michael Matz <matz@suse.de>
8217 PR tree-optimization/18437
8218 * tree-vectorizer.h (_stmt_vec_info.stride_load_p): New member.
8219 (STMT_VINFO_STRIDE_LOAD_P): New accessor.
8220 (vect_check_strided_load): Declare.
8221 * tree-vect-data-refs.c (vect_check_strided_load): New function.
8222 (vect_analyze_data_refs): Use it to accept strided loads.
8223 * tree-vect-stmts.c (vectorizable_load): Ditto and handle them.
8225 2012-04-17 Richard Guenther <rguenther@suse.de>
8228 * tree-eh.c (cleanup_empty_eh_merge_phis): Properly discard
8229 loops when redirecting an entry or latch edge.
8231 2012-04-17 Bernd Schmidt <bernds@codesourcery.com>
8233 * sel-sched.c (sel_global_init): Revert previous change.
8235 2012-04-17 Richard Guenther <rguenther@suse.de>
8237 * tree-flow.h (array_at_struct_end_p): Move declaration ...
8238 * tree.h (array_at_struct_end_p): ... here.
8239 * tree-ssa-loop-niter.c (array_at_struct_end_p): Move ...
8240 * expr.c (array_at_struct_end_p): ... here. Rewrite.
8242 2012-04-17 Steven Bosscher <steven@gcc.gnu.org>
8244 * stmt.c (cost_table_, use_cost_table, cost_table_initialize,
8245 COST_TABLE): Remove.
8246 (estimate_case_costs): Remove.
8247 (expand_case): Do not call estimate_case_costs
8248 to set use_cost_table.
8249 (balance_case_nodes): Do not use use_cost_table.
8251 2012-04-16 Jan Hubicka <jh@suse.cz>
8253 * cgraph.c (cgraph_hash, assembler_name_hash): Remove.
8254 (hash_node, eq_node): Remove.
8255 (cgraph_create_node): Do not handle hashtable.
8256 (cgraph_get_node): Remove.
8257 (cgraph_insert_node_to_hashtable): Remove.
8258 (hash_node_by_assembler_name): Remove.
8259 (eq_assembler_name): Remove.
8260 (cgraph_node_for_asm): Rewrite.
8261 (cgraph_find_replacement_node): Break out from ...
8262 (cgraph_remove_node): ... here; do not maintain hashtables.
8263 (change_decl_assembler_name): Remove.
8264 (cgraph_clone_node): Do not maintain hashtables.
8265 * cgraph.h (const_symtab_node): New typedef.
8266 (cgraph_insert_node_to_hashtable): Remove.
8267 (symtab_get_node, symtab_node_for_asm,
8268 symtab_insert_node_to_hashtable): Declare.
8269 (cgraph_find_replacement_node): Declare.
8270 (cgraph_get_node, varpool_get_node): Turn into inlines.
8271 (cgraph, varpool): Work sanely on NULL pointers.
8272 (FOR_EACH_SYMBOL): New walker.
8273 * ipa-inline-transform.c (save_inline_function_body): Use
8274 symtab_insert_node_to_hashtable.
8275 * symtab.c: Include ggc.h and diagnostics.h
8276 (symtab_hash, assembler_name_hash): New static vars;
8277 (hash_node, eq_node, hash_node_by_assembler_name,
8278 eq_assembler_name, insert_to_assembler_name_hash,
8279 unlink_from_assembler_name_hash): New.
8280 (symtab_register_node): Update hashtables.
8281 (symtab_insert_node_to_hashtable): New.
8282 (symtab_unregister_node): Update hashtables.
8283 (symtab_get_node): New.
8284 (symtab_node_for_asm): New.
8285 (change_decl_assembler_name): New.
8286 * Makefile.in (symtab.o): Needs GTY.
8287 * varpool.c (varpool_hash): Remove.
8288 (hash_varpool_node, eq_varpool_node, varpool_get_node): Remove.
8289 (varpool_node): Rewrite using varpool_get_node.
8290 (varpool_remove_node): DO not maintain hashtables.
8291 (varpool_node_for_asm): Rewrite.
8293 2012-04-16 Sandra Loosemore <sandra@codesourcery.com>
8295 * doc/invoke.texi: Copy-edit to put verbs in the present tense
8296 when describing the current behavior of GCC.
8298 2012-04-16 Richard Sandiford <rdsandiford@googlemail.com>
8300 * genemit.c (gen_exp): Remove ADDRESS handling.
8301 * genoutput.c (scan_operands): Likewise.
8302 * genpeep.c (match_rtx): Likewise.
8303 * genrecog.c (add_to_sequence): Likewise.
8305 2012-04-16 David Edelsohn <dje.gcc@gmail.com>
8307 * doc/install.texi (Specific, *-ibm-aix*): Update assembler bug status.
8309 2012-04-16 Martin Jambor <mjambor@suse.cz>
8311 * tree-sra.c (build_ref_for_model): Create COMPONENT_REFs only for
8314 2012-04-16 Ulrich Weigand <ulrich.weigand@linaro.org>
8317 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
8318 hints for 'A' operand types.
8320 2012-04-16 Jan Hubicka <jh@suse.cz>
8322 * cgraph.h (symtab_node_base): Add next and previous pointers.
8323 (cgraph_node): Remove next and preivous pointers.
8324 (varpool_node): Likewise; remove next/previous GTY marker;
8325 it is not type safe.
8326 (symtab_node_def): Update GTY marker
8327 (x_cgraph_nodes, cgraph_nodes): Remove.
8328 (symtab_nodes): New function.
8329 (cgraph_order): Rename to ...
8330 (symtab_order): ... this one.
8331 (symtab_register_node, symtab_unregister_node, symtab_remove_node):
8333 (x_varpool_nodes, varpool_nodes): Remove.
8334 (FOR_EACH_STATIC_VARIABLE): Update.
8335 (symtab_function_p, symtab_variable_p): New function.
8336 (FOR_EACH_VARIABLE): Update.
8337 (varpool_first_variable, varpool_next_variable): New functions.
8338 (FOR_EACH_VARIABLE): Update.
8339 (cgraph_first_defined_function): Update.
8340 (cgraph_next_defined_function, cgraph_next_defined_function): Update.
8341 (FOR_EACH_DEFINED_FUNCTION, FOR_EACH_FUNCTION): Update.
8342 (cgraph_first_function, cgraph_next_function): New.
8343 (FOR_EACH_FUNCTION): Update.
8344 (cgraph_first_function_with_gimple_body,
8345 cgraph_next_function_with_gimple_body): Update.
8346 * symtab.c: New file.
8347 * cgraph.c: Update copyright dates.
8348 (x_cgraph_nodes, cgraph_order): Remove.
8349 (NEXT_FREE_NODE): Update.
8350 (SET_NEXT_FREE_NODE): New.
8351 (cgraph_create_node_1): Remove common code.
8352 (cgraph_create_node): Remove common code; call symtab_register_node.
8353 (cgraph_remove_node): Remove common code; call symtab_unregister-node.
8354 (cgraph_add_asm_node): Update.
8355 (cgraph_clone_node): Register new node.
8356 * cgraphunit.c (process_function_and_variable_attributes): Update.
8357 (cgraph_analyze_functions): Update.
8358 (cgraph_analyze_functions): Update.
8359 (cgraph_output_in_order): Update.
8360 * lto-cgraph.c (input_node, input_varpool_node, input_cgraph_1):
8362 * ipa-inline.c (recursive_inlining): Update.
8363 * lto-streamer-in.c (lto_input_toplevel_asms): Update.
8364 * ipa.c (cgraph_remove_unreachable_nodes): Update.
8365 * Makefile.in: Add symtab.o
8366 * varpool.c (x_varpool_nodes): Remove
8367 (varpool_node): Remove common code; call symtab_register_node.
8368 (varpool_remove_node): Remove common code; call symtab_unregister_node.
8370 2012-04-16 Richard Guenther <rguenther@suse.de>
8373 * tree.h (VECTOR_CST_NELTS): Adjust.
8374 (struct tree_vector): Add explicit length field.
8375 (make_vector_stat): Declare.
8376 (make_vector): Define.
8377 * tree.c (make_vector_stat): New function.
8378 (build_vector_stat): Use it.
8379 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
8381 2012-04-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8383 PR tree-optimization/52976
8384 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): New function.
8385 (undistribute_ops_list): Ops with repeat counts aren't eligible for
8387 (attempt_builtin_powi): Call add_to_ops_vec_max_rank.
8389 2012-04-16 Jan Hubicka <jh@suse.cz>
8391 * cgraph.h (FOR_EACH_VARIABLE, FOR_EACH_VARIABLE, FOR_EACH_FUNCTION):
8393 * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Use FOR_EACH
8394 walkers to walk cgraph and varpool.
8395 * cgraph.c (cgraph_node_for_asm): Likewise.
8396 (dump_cgraph): Likewise.
8397 * value-prof.c (init_node_map): Likewise.
8398 * tree.c (free_lang_data_in_cgraph): Likewise.
8399 * tree-emutls.c: (ipa_lower_emutls): Likewise.
8400 * ipa-reference.c (generate_summary, propagate): Likewise.
8401 * cgraphunit.c (verify_cgraph, cgraph_process_same_body_aliases,
8402 cgraph_mark_functions_to_output, cgraph_output_in_order,
8403 output_weakrefs, cgraph_materialize_all_clones,
8404 cgraph_optimize): Likewise.
8405 * lto-cgraph.c (merge_profile_summaries): Likewise.
8406 (input_cgraph): Likewise.
8407 * ipa-pure-const.c (generate_summary): Likewise.
8408 (propagate): Likwise.
8409 * ipa-utils.c (ipa_reduced_postorder): Likewise.
8410 (ipa_free_postorder_info): Likewise.
8411 (ipa_reverse_postorder): Likewise.
8412 * ipa-inline.c (ipa_inline): Likewise.
8413 * matrix-reorg.c (find_matrices_decl): Likewise.
8414 (matrix_reorg): Likewise.
8415 * tree-vectorizer.c (increase_alignment): Likewise.
8416 * ipa.c (cgraph_remove_unreachable_nodes): Likewise.
8417 (function_and_variable_visibility): Likewise.
8418 (whole_program_function_and_variable_visibility): Likewise.
8419 (ipa_cdtor_merge): Likewise.
8420 * trans-mem.c (ipa_tm_execute): Likewise.
8421 * ipa-inline-analysis.c (dump_inline_summaries): Likewise.
8422 * ipa-prop.c (ipa_print_all_jump_functions): Likewise.
8423 (ipa_print_all_params): Likewise.
8424 (ipa_update_after_lto_read): Likewise.
8425 * tree-profie.c (tree_profiling): Likewise.
8426 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
8427 * passes.c (dump_passes): Likewise.
8428 (do_per_function): Likewise.
8429 (ipa_write_summaries): Likewise.
8430 * varpool.c (dump_varpool): Likewise.
8431 (varpool_node_for_asm): Likewise.
8432 (varpool_assemble_pending_decls): Likewise.
8434 2012-04-16 Richard Guenther <rguenther@suse.de>
8436 PR tree-optimization/52975
8437 * tree-if-conv.c (predicate_bbs): Do not simplify inverted
8438 condition but always mark it with TRUTH_NOT_EXPR.
8440 2012-04-16 Richard Guenther <rguenther@suse.de>
8442 PR tree-optimization/52975
8443 * tree-ssa-forwprop.c (combine_cond_exprs): New function.
8444 (ssa_forward_propagate_and_combine): Call it for COND_EXPRs
8445 and VEC_COND_EXPRs. Also combine into VEC_COND_EXPRs condition.
8446 * fold-const.c (operand_equal_p): Handle TARGET_MEM_REF.
8448 2012-04-14 Uros Bizjak <ubizjak@gmail.com>
8450 * config/i386/sse.md (ssse3_plusminus): New code iterator.
8451 (avx2_ph<plusminus_mnemonic>wv16hi3): Macroize insn from
8452 avx2_ph{add,adds,sub,subs}wv16hi3 using ssse3_plusminus code iterator.
8453 (ssse3_ph<plusminus_mnemonic>wv8hi3): Macroize insn from
8454 ssse3_ph{add,adds,sub,subs}wv8hi3 using ssse3_plusminus code iterator.
8455 (ssse3_ph<plusminus_mnemonic>wv4hi3): Macroize insn from
8456 ssse3_ph{add,adds,sub,subs}wv4hi3 using ssse3_plusminus code iterator.
8458 (avx2_ph<plusminus_mnemonic>dv8si3): Macroize insn from
8459 avx2_ph{add,adds,sub,subs}dv8si3 using plusminus code iterator.
8460 (ssse3_ph<plusminus_mnemonic>dv4si3): Macroize insn from
8461 ssse3_ph{add,adds,sub,subs}dv4si3 using plusminus code iterator.
8462 (ssse3_ph<plusminus_mnemonic>dv2si3): Macroize insn from
8463 ssse3_ph{add,adds,sub,subs}dv2si3 using plusminus code iterator.
8465 (xop_plus): New code iterator.
8466 (macs): New code attribute.
8468 (xop_p<macs><ssemodesuffix><ssemodesuffix>): Macroize insn from
8469 xop_pmacs{,s}{ww,dd} using xop_plus code iterator and VI24_128 mode
8471 (xop_p<macs>dql): Macroize insn from xop_pmacs{,s}dql using
8472 xop_plus code iterator.
8473 (xop_p<macs>dqh): Macroize insn from xop_pmacs{,s}dqh using
8474 xop_plus code iterator.
8475 (xop_p<macs>wd): Macroize insn from xop_pmacs{,s}wd using
8476 xop_plus code iterator.
8477 (xop_p<madcs>wd): Macroize insn from xop_pmadcs{,s}wd using
8478 xop_plus code iterator.
8480 (xop_phadd<u>bw): Macroize insn from xop_phadd{,u}bw usign
8481 any_extend code iterator.
8482 (xop_phadd<u>bd): Macroize insn from xop_phadd{,u}bd usign
8483 any_extend code iterator.
8484 (xop_phadd<u>bq): Macroize insn from xop_phadd{,u}bq usign
8485 any_extend code iterator.
8486 (xop_phadd<u>wd): Macroize insn from xop_phadd{,u}wd usign
8487 any_extend code iterator.
8488 (xop_phadd<u>wq): Macroize insn from xop_phadd{,u}wq usign
8489 any_extend code iterator.
8490 (xop_phadd<u>dq): Macroize insn from xop_phadd{,u}dq usign
8491 any_extend code iterator.
8493 2012-04-14 Tom de Vries <tom@codesourcery.com>
8495 * cfgcleanup.c (try_optimize_cfg): Replace call to delete_insn_chain by
8496 call to delete_insn. Remove code to reorder BASIC_BLOCK note and
8497 DELETED_LABEL note, and move it to ...
8498 * cfgrtl.c (delete_insn): ... here. Change return type to void.
8499 (delete_insn_and_edges): Likewise.
8500 (delete_insn_chain): Handle new return type of delete_insn. Delete
8501 chain backwards rather than forwards.
8502 * rtl.h (delete_insn, delete_insn_and_edges): Change return type to
8504 * cfglayout.c (fixup_reorder_chain): Delete unused label.
8506 2012-04-14 Jan Hubicka <jh@suse.cz>
8508 * cgraph.h: Update copyrights;
8509 (symtab_node): Turn to union typedef.
8510 (symtab_node_base): New structure.
8511 (symtab_type): Add SYMTAB_SYMBOL tag.
8512 (cgraph_node): Annotate some pinters with nested_ptr.
8513 (varpool_node): Likewise.
8514 (cgraph_local_info): Remove lto_file_data
8515 and externally_visible.
8516 (cgraph_node): Remove decl; same_comdat_group list;
8517 aux; ref_list; order; address_taken; reachable_from_other_parittion,
8518 in_other_partition; resolution.
8519 (varpool_node): Remove decl; same_comdat_group;
8520 ref_list; lto_file_data; aux; order; resolution; externally_visible;
8521 used_from_other_partition; in_other_partition.
8522 (symtab_node_def): New union.
8523 (cgraph, varpool): Update.
8524 (varpool_first_static_initializer, varpool_next_static_initializer,
8525 cgraph_only_called_directly_or_aliased_p,
8526 varpool_can_remove_if_no_refs, varpool_can_remove_if_no_refs,
8527 varpool_all_refs_explicit_p, cgraph_alias_aliased_node,
8528 varpool_alias_aliased_node, cgraph_edge_recursive_p): Update
8530 * cgraph.c: Likewise.
8531 (cgraph_hash, assembler_name_hash): Turn into symtab_node.
8532 * cgraphbuild.c: Likewise.
8533 * lto-symtab.c: Likewise.
8534 * c-gimplify.c: Likewise.
8535 * value-prof.c: Likewise.
8537 * ipa-cp.c: Likewise.
8538 * tree-emutls.c: Likewise.
8539 * ipa-inline-transform.c: Likwise.
8540 * ipa-reference.c: Likewise.
8541 * cgraphunit.c: Likewise.
8542 * ipa-ref.c: Likewise.
8543 * lto-cgraph.c: Likewise.
8544 * ipa-ref-inline.h: Likewise.
8545 * ipa-pure-const.c: Likewise.
8546 * lto-streamer-out.c: Likewise.
8547 * ipa-utils.c: Likewise.
8548 * ipa-inline.c: Likewise.
8549 * matrix-reorg.c: Likewise.
8550 * tree-eh.c: Likewise.
8551 * tree-vectorizer.c: Likewise.
8552 * ipa-split.c: Likewise.
8554 * trans-mem.c: Likewise.
8555 * ipa-inline-analysis.c: Likewise.
8556 * gimplify.c: Likewise.
8557 * cfgexpand.c: Likewise.
8558 * tree-sra.c: Likewise.
8559 * ipa-prop.c: Likewise.
8560 * varasm.c: Likewise.
8561 * tree-nested.c: Likewise.
8562 * tree-inline.c: Likewise.
8563 * tree-profile.c: Likewise.
8564 * tree-ssa-structalias.c: Likewise.
8565 * passes.c: Likewise.
8566 * varpool.c: Likewise.
8568 2012-04-14 Tom de Vries <tom@codesourcery.com>
8570 * tree-ssa-tail-merge.c (stmt_local_def): New function, factored out of
8571 same_succ_hash, with local_def inlined. Use SINGLE_SSA_DEF_OPERAND.
8572 Use FOR_EACH_IMM_USE_FAST instead of FOR_EACH_IMM_USE_STMT. Remove use
8574 (gsi_advance_fw_nondebug_nonlocal): New function.
8575 (local_def): Removed function.
8576 (same_succ_hash): Use stmt_local_def.
8577 (same_succ_equal): Use gsi_advance_fw_nondebug_nonlocal.
8578 (gsi_advance_bw_nondebug_nonlocal): Use stmt_local_def.
8580 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
8582 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
8583 and __ILP32__ for x32.
8585 2012-04-13 Martin Jambor <mjambor@suse.cz>
8588 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
8589 fold_ctor_reference returns a zero constant.
8591 2012-04-13 Enkovich Ilya <ilya.enkovich@intel.com>
8593 * config.gcc: Add i386/gnu-user-common.h before all
8594 i386/gnu-user.h and i386/gnu-user64.h usages.
8596 * config/i386/gnu-user-common.h: New.
8598 * config/i386/gnu-user.h (CPP_SPEC): Moved to gnu-user-common.h.
8599 (CC1_SPEC): Likewise.
8600 (ENDFILE_SPEC): Likewise.
8601 (DEFAULT_PCC_STRUCT_RETURN): Likewise.
8602 (TARGET_TLS_DIRECT_SEG_REFS_DEFAULT): Likewise.
8603 (TARGET_OS_CPP_BUILTINS): Likewise.
8604 (LIBGCC2_HAS_TF_MODE): Likewise.
8605 (LIBGCC2_TF_CEXT): Likewise.
8606 (TF_SIZE): Likewise.
8607 (TARGET_ASM_FILE_END): Likewise.
8608 (STACK_CHECK_MOVING_SP): Likewise.
8609 (STACK_CHECK_STATIC_BUILTIN): Likewise.
8610 * config/i386/gnu-user64.h: Likewise.
8612 2012-04-13 Martin Jambor <mjambor@suse.cz>
8614 * expr.c (expand_expr_real_1): Pass type, not the expression, to
8615 set_mem_attributes for a memory temporary. Do not call the function
8616 for the memory temporary created for a bitfield.
8618 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
8621 * df.h (enum debug_temp_where): New.
8622 (dead_debug_init, dead_debug_finish) Declare.
8623 (dead_debug_add, dead_debug_insert_temp): Declare.
8624 (struct dead_debug_use, struct dead_debug): Moved from...
8625 * df-problems.c: ... here.
8626 (df_set_unused_notes_for_mw): Bind debug uses of unused regno
8628 (df_create_unused_note): Likewise.
8629 (df_set_dead_notes_for_mw): Move comment where it belongs.
8630 (dead_debug_init): Export.
8631 (dead_debug_reset_uses): New, factored out of...
8632 (dead_debug_finish): ...this. Export.
8633 (dead_debug_reset): Remove.
8634 (dead_debug_add): Export.
8635 (dead_debug_insert_before): Rename to...
8636 (dead_debug_insert_temp): ... this. Add where argument. Export.
8637 Locate stored value for BEFORE_WITH_VALUE. Avoid repeat inserts.
8638 Return insertion count.
8639 (df_note_bb_compute): Adjust.
8640 * dce.c (word_dce_process_block): Adjust dead debug uses.
8641 (dce_process_block): Likewise.
8643 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
8645 * df-problems.c (df_note_bb_compute): Do not take note of
8646 debug uses for whose REGs we won't emit DEAD or UNUSED notes.
8648 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
8651 * var-tracking.c (expand_depth): New type.
8652 (onepart_aux, expand_loc_callback_data): Change depth type to it.
8653 (loc_exp_dep_alloc): Adjust initializer.
8654 (update_depth): Use new type. Add entryvals.
8655 (vt_expand_var_loc_chain): Take note of expansions with
8656 ENTRY_VALUEs, but don't accept them right away. Run an optional
8657 second pass accepting the minimum ENTRY_VALUE count found in the
8659 (vt_expand_loc_callback, INIT_ELCD): Adjust.
8661 2012-04-13 Tom de Vries <tom@codesourcery.com>
8663 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
8664 parameters vuse and vuse_escaped.
8665 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
8666 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
8669 2012-04-13 Richard Guenther <rguenther@suse.de>
8671 PR tree-optimization/52969
8672 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
8673 the condition for the COND_EXPR and handle predicate negation
8674 by swapping the COND_EXPR arms.
8676 2012-04-13 Nick Clifton <nickc@redhat.com>
8678 * config/rl78/rl78.c (rl78_devirt_pass): Remove use of
8679 TODO_dump_func flag.
8681 2012-04-13 Andrey Belevantsev <abel@ispras.ru>
8683 PR rtl-optimization/52203
8684 PR rtl-optimization/52715
8686 Revert the 2012-03-07 fix for PR 52203.
8687 * sel-sched.c (reset_sched_cycles_in_current_ebb): Check that
8688 the insn does not modify DFA right before issuing, adjust
8689 issue_rate accordingly.
8691 2012-04-13 Richard Guenther <rguenther@suse.de>
8694 * c-typeck.c (pointer_diff): Remove bogus assert.
8696 2012-04-13 Richard Guenther <rguenther@suse.de>
8699 * convert.c (convert_to_pointer): Remove special-casing of zero.
8701 2012-04-13 Joey Ye <joey.ye@arm.com>
8703 * config/arm/constraints.md (Pe): New constraint.
8704 * config/arm/arm.md: New split for imm 256-510.
8706 2012-04-13 Terry Guo <terry.guo@arm.com>
8708 * config/arm/arm-cores.def: Added core cortex-m0plus.
8709 * config/arm/arm-tune.md: Regenerated.
8710 * config/arm/arm-tables.opt: Regenerated.
8711 * doc/invoke.texi: Added entry for cpu ARM cortex-m0plus.
8713 2012-04-13 Alan Modra <amodra@gmail.com>
8716 * config/rs6000/rs6000.c (rs6000_emit_stack_tie): Rewrite with
8717 tie regs on destination of sets. Delete forward declaration.
8718 (rs6000_emit_stack_reset): Update rs6000_emit_stack_tie calls.
8719 (rs6000_emit_prologue): Likewise.
8720 (rs6000_emit_epilogue): Likewise. Use in place of gen_frame_tie
8722 (is_mem_ref): Use tie_operand to recognise stack ties.
8723 * config/rs6000/predicates.md (tie_operand): New.
8724 * config/rs6000/rs6000.md (restore_stack_block): Generate new
8726 (restore_stack_nonlocal): Likewise.
8727 (stack_tie): Update.
8728 (frame_tie): Delete.
8730 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8732 * tree-ssa-reassoc.c (attempt_builtin_powi_stats): Change %ld to
8733 HOST_WIDE_INT_PRINT_DEC in format strings.
8735 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
8738 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
8739 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
8740 * config/i386/sse.md (UNSPEC_VPERMVAR): New.
8741 (UNSPEC_VPERMSI, UNSPEC_VPERMSF): Remove.
8742 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
8743 (avx2_permvar<mode>): Macroize insn from avx2_permvarv8sf and
8744 avx2_permvarv8si using VI4F_256 mode iterator.
8745 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
8746 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
8747 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
8748 gen_avx2_permvarv8sf.
8749 (expand_vec_perm_pshufb): Ditto.
8751 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
8754 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
8755 the list of options to enable the FCFID instruction.
8756 (TARGET_EXTRA_BUILTINS): Adjust comment.
8758 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8760 PR tree-optimization/18589
8761 * tree-ssa-reassoc.c (reassociate_stats): Add two fields.
8762 (operand_entry): Add count field.
8763 (add_repeat_to_ops_vec): New function.
8764 (completely_remove_stmt): Likewise.
8765 (remove_def_if_absorbed_call): Likewise.
8766 (remove_visited_stmt_chain): Remove feeding builtin pow/powi calls.
8767 (acceptable_pow_call): New function.
8768 (linearize_expr_tree): Look for builtin pow/powi calls and add operand
8769 entries with repeat counts when found.
8770 (repeat_factor_d): New struct and associated typedefs.
8771 (repeat_factor_vec): New static vector variable.
8772 (compare_repeat_factors): New function.
8773 (get_reassoc_pow_ssa_name): Likewise.
8774 (attempt_builtin_powi): Likewise.
8775 (reassociate_bb): Call attempt_builtin_powi.
8776 (fini_reassoc): Two new calls to statistics_counter_event.
8778 2012-04-12 Richard Guenther <rguenther@suse.de>
8780 * Makefile.in (cgraphunit.o): Add $(EXCEPT_H) dependency.
8781 * cgraph.h (tree_rest_of_compilation): Remove.
8782 * cgraph.c (cgraph_add_new_function): Move ...
8783 * cgraphunit.c (cgraph_add_new_function): ... here.
8784 (tree_rest_of_compilation): Make static.
8785 (cgraph_expand_function): Do not set cgraph_function_flags_ready.
8786 * tree-optimize.c (gate_all_optimizations, pass_all_optimizations,
8787 gate_all_early_local_passes, execute_all_early_local_passes,
8788 pass_early_local_passes, gate_all_early_optimizations,
8789 pass_all_early_optimizations): Move ...
8790 * passes.c (gate_all_optimizations, pass_all_optimizations,
8791 gate_all_early_local_passes, execute_all_early_local_passes,
8792 pass_early_local_passes, gate_all_early_optimizations,
8793 pass_all_early_optimizations): ... here.
8794 * tree-optimize.c (execute_free_datastructures): Remove.
8795 * tree-flow.h (execute_free_datastructures): Remove.
8796 * tree-optimize.c (execute_init_datastructures,
8797 pass_init_datastructures): Move ...
8798 * tree-ssa.c (execute_init_datastructures,
8799 pass_init_datastructures): ... here.
8800 * cfgexpand.c (gimple_expand_cfg): Inline-expand call to
8801 execute_free_datastructures.
8803 2012-04-12 Bernd Schmidt <bernds@codesourcery.com>
8805 * dbgcnt.def (ira_move): New counter.
8806 * ira-int.h (ira_create_new_reg): Declare function.
8807 (first_moveable_pseudo, last_moveable_pseudo): Declare variables.
8808 * ira-emit.c (ira_create_new_reg): Renamed from craete_new_reg and
8809 no longer static. All callers changed.
8810 * ira.c: Include "dbgcnt.h".
8811 (rtx_moveable_p, insn_dominated_by_p, find_moveable_pseudos,
8812 move_unallocated_pseudos): New static functions.
8813 (first_moveable_pseudo, last_moveable_pseudo): New global variables.
8814 (pseudo_replaced_reg, pseudo_move_insn): New static variables.
8815 (ira): Call find_moveable_pseudos and move_unallocated_pseudos.
8816 * ira-costs.c (find_costs_and_classes): Assign a memory cost of zero
8817 to the pseudos generated in find_moveable_pseudos.
8818 * Makefile.in (ira.o): Add $(DBGCNT_H).
8820 2012-04-12 Richard Guenther <rguenther@suse.de>
8822 PR tree-optimization/52943
8823 * tree-chrec.h (chrec_is_positive): Remove.
8824 * tree-scalar-evolution.c (chrec_is_positive): Move ...
8825 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
8826 Return false for a constant zero instead of negative.
8827 (analyze_siv_subscript_cst_affine): Handle zero difference
8828 in the initial condition explicitely.
8830 2012-04-12 Richard Guenther <rguenther@suse.de>
8832 * tree-parloops.c (parallelize_loops): Also consult the upper
8833 bound for the number of iterations.
8834 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
8835 (loop_prefetch_arrays): Likewise.
8837 2012-04-12 Richard Guenther <rguenther@suse.de>
8839 * cfgloop.h (estimated_loop_iterations_int): Ditch
8840 'conservative' parameter.
8841 (max_stmt_executions_int): Likewise.
8842 (estimated_loop_iterations): Likewise.
8843 (max_stmt_executions): Likewise.
8844 (max_loop_iterations): Declare.
8845 (max_loop_iterations_int): Likewise.
8846 (estimated_stmt_executions): Likewise.
8847 (estimated_stmt_executions_int): Likewise.
8848 * tree-ssa-loop-niter.c (estimated_loop_iterations):
8850 (max_loop_iterations): ... this.
8851 (estimated_loop_iterations_int): Split parts to ...
8852 (max_loop_iterations_int): ... this.
8853 (max_stmt_executions_int): Split parts to ...
8854 (estimated_stmt_executions_int): ... this.
8855 (max_stmt_executions): Split parts to ...
8856 (estimated_stmt_executions): ... this.
8857 * graphite-sese-to-poly.c (build_loop_iteration_domains): Adjust.
8858 * predict.c (predict_loops): Likewise.
8859 * tree-data-ref.c (max_stmt_executions_tree): Likewise.
8860 (analyze_siv_subscript_cst_affine): Likewise.
8861 (compute_overlap_steps_for_affine_1_2): Likewise.
8862 (analyze_subscript_affine_affine): Likewise.
8863 (init_omega_for_ddr_1): Likewise.
8864 * tree-parloops.c (parallelize_loops): Likewise.
8865 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
8866 (may_eliminate_iv): Likewise.
8867 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
8868 (loop_prefetch_arrays): Likewise.
8869 * tree-vrp.c (adjust_range_with_scev): Likewise.
8871 2012-04-12 Oleg Endo <olegendo@gcc.gnu.org>
8873 * config/sh/sh.h (RETURN_ADDR_RTX): Use NULL_RTX instead of 0.
8874 * config/sh/sh.c (INSN_REGMODE_WEIGHT, CURR_REGMODE_PRESSURE):
8876 (dump_table): Use bool type for need_align and have_df variables.
8877 (find_barrier, sfunc_uses_reg): Use NULL_RTX instead of 0.
8878 (regs_used): Remove register modifier.
8879 (barrier_align): Move variables slot, credit, jump_to_next
8880 into if block above for loop. Use bool type for jump_to_next.
8881 (sh_function_arg): Use NULL_RTX instead of 0.
8883 2012-04-11 Andreas Schwab <schwab@linux-m68k.org>
8885 * config/m68k/m68k.md (rotrhi3+1): Name it rotrhi_lowpart.
8886 (bswapsi2): New expander.
8888 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
8890 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Defined to
8891 0x60000000 if __x86_64 is defined and __LP64__ isn't defined.
8893 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
8895 PR rtl-optimization/52876
8896 * emit-rtl.c (set_reg_attrs_from_value): Handle arbitrary value.
8897 Don't call mark_reg_pointer for incompatible pointer sign extension.
8899 * reginfo.c (reg_scan_mark_refs): Call set_reg_attrs_from_value
8902 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
8904 * fold-const.c (fold_unary_loc): Use GET_MODE_PRECISION for
8905 comparisons against TYPE_PRECISION.
8906 * tree-ssa-forwprop.c (combine_conversions): Likewise.
8908 2012-04-11 Xinliang David Li <davidxl@google.com>
8910 * tree-passes.h: Remove TODO_dump_func.
8911 * tree-ssa-tail-merge.c (tail_merge_optimize): Remove TODO_dump_func.
8912 * trans-mem.c: Remove TODO_dump_func.
8913 * ira.c: Remove TODO_dump_func.
8915 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
8917 * config/i386/i386.c (ix86_option_override_internal): Check
8918 SUBTARGET_OVERRIDE_OPTIONS and SUBSUBTARGET_OVERRIDE_OPTIONS
8919 after TARGET_64BIT is updated.
8921 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
8923 * config/sh/sh.h: Remove old secondary reload code.
8925 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
8927 * config/sh/sh.c (SCHED_REORDER): Merge macro into ...
8928 (ready_reorder): ... this function.
8930 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
8932 * sel-sched.c (sel_global_init): Swap order of sched_rgn_init and
8935 * haifa-sched.c (prune_ready_list): Rework handling of SCHED_GROUP_P
8936 insns so that no other insn is queued for a time before them.
8938 * config/c6x/c6x.md (load_got_gotoff): Set op_pattern attribute to
8941 2012-04-11 Richard Guenther <rguenther@suse.de>
8944 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
8945 consider loop nesting.
8946 (evolution_function_is_univariate_p): Properly check the remainder
8949 2012-04-11 Richard Guenther <rguenther@suse.de>
8952 * except.c (sjlj_emit_dispatch_table): Properly update loop structure.
8954 2012-04-11 Nick Clifton <nickc@redhat.com>
8956 * config/rl78/rl78.c (rl78_expand_prologue): Set stack use
8957 information, if requested.
8959 * config/rx/rx.c (rx_expand_prologue): Likewise.
8961 2012-04-11 Peter Bergner <bergner@vnet.ibm.com>
8962 Michael Matz <matz@suse.de>
8965 * rtlanal.c (unsigned_reg_p): New function.
8966 Update copyright notice dates.
8967 * rtl.h (unsigned_reg_p): Prototype it.
8968 Update copyright notice dates.
8969 * config/rs6000/rs6000.c (rs6000_generate_compare): Use it.
8971 * expr.c (expand_expr_real_1): Set register attributes.
8972 * stmt.c (expand_case): Likewise.
8974 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
8977 * config/sh/sh-protos.h (sh_legitimate_index_p): Add new arguments
8978 consider_sh2a and allow_zero.
8979 * config/sh/sh.c (sh_legitimate_index_p): Likewise.
8980 (disp_addr_displacement): New function.
8981 (sh_address_cost): Use disp_addr_displacement function instead
8982 of DISP_ADDR_OFFSET.
8983 (sh_legitimate_address_p): Adapt to changed
8984 sh_legitimate_index_p declaration.
8985 (sh_find_mov_disp_adjust): Remove HImode check.
8986 (sh_secondary_reload): Add HImode case. Use satisfies_constraint_Sdd,
8987 disp_addr_displacement and max_mov_insn_displacement.
8988 (max_mov_insn_displacement): Remove HImode check.
8989 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12,
8990 DISP_ADDR_P, DISP_ADDR_OFFSET): Remove.
8991 * config/sh/constraints.md (K05, K13): New constraints.
8992 (K12): Correct comment.
8993 (Sdd): Do not use DISP_ADDR_P macro.
8994 (Snd, Sbw): Use satisfies_constraint_Sdd.
8995 * config/sh/sh.md (extendhisi2): Remove constraints from expander.
8996 (*extendhisi2_compact, movhi_i): Remove.
8997 (*extendhisi2_compact_reg, *extendhisi2_compact_mem_disp,
8998 *extendhisi2_compact_mem_disp, *extendhisi2_compact_snd,
8999 *movhi_reg_reg, *movhi_store_mem_disp05, *movhi_store_mem_disp13,
9000 *movhi_load_mem_disp, *movhi_load_mem_disp, *movhi): New insns.
9001 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_mem_disp,
9002 *movqi_store_mem_disp04, *movqi_store_mem_disp12, *movqi_load_mem_disp,
9003 *movqi_load_mem_disp): Use sh_legitimate_index_p instead of
9005 Add new peepholes for HImode displacement addressing.
9007 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
9009 * config/sh/sh.h (SIDI_OFF): Remove.
9010 * config/sh/sh.md: Use gen_highpart and gen_lowpart to access
9011 DImode subregs instead of gen_rtx_REG or simplifly_gen_subreg
9014 2012-04-11 Eric Botcazou <ebotcazou@adacore.com>
9017 * doc/extend.texi (Other Builtins): Document __builtin_bswap16.
9018 (PowerPC AltiVec/VSX Built-in Functions): Remove it.
9019 * doc/md.texi (Standard Names): Add bswap.
9020 * builtin-types.def (BT_UINT16): New primitive type.
9021 (BT_FN_UINT16_UINT16): New function type.
9022 * builtins.def (BUILT_IN_BSWAP16): New.
9023 * builtins.c (expand_builtin_bswap): Add TARGET_MODE argument.
9024 (expand_builtin) <BUILT_IN_BSWAP16>: New case. Pass TARGET_MODE to
9025 expand_builtin_bswap.
9026 (fold_builtin_bswap): Add BUILT_IN_BSWAP16 case.
9027 (fold_builtin_1): Likewise.
9028 (is_inexpensive_builtin): Likewise.
9029 * optabs.c (expand_unop): Deal with bswap in HImode specially. Add
9030 missing bits for bswap to libcall code.
9031 * tree.c (build_common_tree_nodes): Build uint16_type_node.
9032 * tree.h (enum tree_index): Add TI_UINT16_TYPE.
9033 (uint16_type_node): New define.
9034 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_BSWAP_HI): Delete.
9035 * config/rs6000/rs6000.c (rs6000_expand_builtin): Remove handling of
9037 (rs6000_init_builtins): Likewise.
9038 * config/rs6000/rs6000.md (bswaphi2): Add TARGET_POWERPC predicate.
9040 2012-04-11 Tristan Gingold <gingold@adacore.com>
9042 * doc/extend.texi (Type Attributes): Move paragraph.
9044 2012-04-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
9047 * diagnostic.h (show_caret): Declare.
9048 (caret_max_width): Declare.
9049 (diagnostic_show_locus): Declare.
9050 * diagnostic.c (diagnostic_initialize): Initialize to false.
9051 (diagnostic_show_locus): New.
9052 (diagnostic_report_diagnostic): Call it.
9053 (getenv_columns): New.
9055 (diagnostic_set_caret_max_width): New.
9056 * input.c (read_line): New.
9057 (location_get_source_line): New.
9058 * input.h (location_get_source_line): Declare.
9059 * toplev.c (general_init): Initialize show_caret from options.
9060 * dwarf2out.c (gen_producer_string): Handle fdiagnostics-show-caret.
9061 * opts.c (common_handle_option): Likewise.
9062 * pretty-print.h (pp_get_prefix): New.
9063 (pp_base_get_prefix): New.
9064 * common.opt (fdiagnostics-show-caret): New option.
9065 * doc/invoke.texi (fdiagnostics-show-caret): Document it.
9067 2012-04-11 Richard Guenther <rguenther@suse.de>
9069 PR rtl-optimization/52881
9070 * ifcvt.c (find_if_case_2): Avoid speculating loop latches.
9072 2012-04-11 Richard Guenther <rguenther@suse.de>
9074 PR tree-optimization/52912
9075 * tree-ssa-threadupdate.c (thread_block): Tell the cfg
9076 manipulation code we are threading through a loop header
9077 to an exit destination.
9079 2012-04-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
9081 * tree.h (warn_if_unused_value): Move declaration from here.
9082 * stmt.c (warn_if_unused_value): Move definition from here.
9084 2012-04-10 Michael Matz <matz@suse.de>
9086 * tree-vectorizer.h (_loop_vec_info.strided_stores): Rename to
9088 (LOOP_VINFO_STRIDED_STORES): Rename to LOOP_VINFO_GROUPED_STORES.
9089 (struce _bb_vec_info.strided_stores): Rename to grouped_stores.
9090 (BB_VINFO_STRIDED_STORES): Rename to BB_VINFO_GROUPED_STORES.
9091 (STMT_VINFO_STRIDED_ACCESS): Rename to STMT_VINFO_GROUPED_ACCESS.
9092 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
9093 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
9094 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
9095 (vect_record_strided_load_vectors): Rename to
9096 vect_record_grouped_load_vectors.
9097 * tree-vect-data-refs.c (vect_update_misalignment_for_peel):
9098 Rename use of above macros.
9099 (vect_verify_datarefs_alignment): Ditto.
9100 (vector_alignment_reachable_p): Ditto.
9101 (vect_peeling_hash_get_lowest_cost): Ditto.
9102 (vect_enhance_data_refs_alignment): Ditto.
9103 (vect_analyze_group_access): Ditto and rename stride to groupsize.
9104 (vect_analyze_data_ref_access): Rename "strided" to "grouped".
9105 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
9106 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
9107 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
9108 (vect_record_strided_load_vectors): Rename to
9109 vect_record_grouped_load_vectors.
9110 * tree-vect-loop.c (new_loop_vec_info): Rename use of above macros.
9111 (destroy_loop_vec_info): Ditto.
9112 (vect_transform_loop): Ditto and rename strided_store to grouped_store.
9113 * tree-vect-slp.c (vect_build_slp_tree): Rename use of above macros.
9114 (vect_analyze_slp): Ditto.
9115 (new_bb_vec_info): Ditto.
9116 (destroy_bb_vec_info): Ditto.
9117 (vect_schedule_slp_instance): Ditto and rename strided_store to
9119 * tree-vect-stmts.c (vect_cost_strided_group_size): Rename to
9120 vect_cost_group_size.
9121 (vect_model_store_cost): Rename use of above macros and call
9122 to vect_cost_strided_group_size.
9123 (vect_model_load_cost): Ditto.
9124 (vectorizable_store): Ditto, rename strided_store to grouped_store
9125 and calls to renamed tree-vectorizer.h functions.
9126 (vectorizable_load): Ditto.
9127 (vect_transform_stmt): Rename use of above macros and strided_store
9130 2012-04-10 Jan Hubicka <jh@suse.cz>
9132 * cgraph.h: Remove misledaing comment on ipa-ref.h.
9133 (symtab_type): New enum.
9134 (symtab_node): New structure.
9135 (cgraph_node, varpool_node): Add symbol base type.
9136 (cgraph, varpool): New accestor functions.
9137 * cgraph.c (cgraph_create_node_1): Set symbol type.
9138 * varpool.c (varpool_node): Set symbol type.
9140 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
9141 Richard Sandiford <rdsandiford@googlemail.com>
9143 * fwprop.c (propagate_rtx): Also set PR_CAN_APPEAR for subregs.
9145 2012-04-10 Richard Guenther <rguenther@suse.de>
9148 * gimple-low.c (gimple_check_call_args): Properly account for
9149 compatible aggregate types.
9151 2012-04-10 Richard Guenther <rguenther@suse.de>
9153 * toplev.h (tree_rest_of_compilation): Remove.
9154 * tree-optimize.c (tree_rest_of_compilation): Likewise.
9155 * cgraph.h (tree_rest_of_compilation): Declare.
9156 * tree-optimize.c (tree_rest_of_compilation): Move ...
9157 * cgraphunit.c (tree_rest_of_compilation): ... here.
9158 * cgraph.c (cgraph_add_new_function): Adjust.
9159 * Makefile.in (tree-optimize.o): Adjust.
9160 (cgraphunit.o): Likewise.
9162 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
9164 PR tree-optimization/52870
9165 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
9166 presumed pattern statement is within the same loop or basic block.
9168 2012-04-10 Tristan Gingold <gingold@adacore.com>
9170 * gengtype.c (main): Make uintptr_t a known type.
9172 2012-04-10 Richard Guenther <rguenther@suse.de>
9174 * tree-pass.h (tree_lowering_passes): Remove.
9175 * tree-optimize.c (tree_lowering_passes): Remove.
9176 * cgraph.c (cgraph_add_new_function): Inline relevant parts
9177 of tree_lowering_passes, avoid redundant call of early local passes.
9178 * cgraphunit.c (cgraph_lower_function): Fold into ...
9179 (cgraph_analyze_function): ... its single caller. Inline
9180 relevant parts of tree_lowering_passes.
9182 2012-04-09 H.J. Lu <hongjiu.lu@intel.com>
9185 * config/pa/pa.opt: Remove SIO and GNU_LD.
9187 2012-04-09 Jan Hubicka <jh@suse.cz>
9192 * lto-cgraph.c (compute_ltrans_boundary): When alias is in the
9193 boundary, add its target too.
9194 * lto.c (add_references_to_partition): Add also aliased nodes.
9195 (add_cgraph_node_to_partition,
9196 add_varpool_node_to_partition): Work on nodes, not functions/variables;
9197 when adding alias, add also the aliased object.
9199 2012-04-09 Uros Bizjak <ubizjak@gmail.com>
9202 * config/i386/predicates.md (x86_64_zext_general_operand): Prevent
9203 VOIDmode immediate operands.
9204 * config/i386/constraints.md (Wz): New constraint.
9205 * config/i386/i386.md (*zero_extendsidi2_rex64): Use Wz instead of Z.
9207 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
9210 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
9211 the DECL generated for the special GOT helper.
9213 2012-04-09 Oleg Endo <olegendo@gcc.gnu.org>
9215 * config/sh/constraints.md: Update list of constraints in
9217 (Sr0): Remove unused memory constraint.
9219 2012-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
9221 * tree-pretty-print.h: Update comment.
9223 2012-04-08 Oleg Endo <olegendo@gcc.gnu.org>
9225 * config/sh/sh.md: Use braced string notation where applicable.
9226 (*prefetch_i4, prefetch_m2a): Merge into ...
9227 (*prefetch): ... this new insn.
9229 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
9231 * config/sh/sh.h (high_life_started): Remove
9232 * config/sh/predicates.md (general_movdst_operand): Use
9233 'reload_in_progress' instead of 'high_life_started'.
9234 * config/sh/sh.md (divsi_inv_call, *divsi_inv_call_combine,
9235 divsi_inv_fp): Likewise.
9237 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
9239 * config/sh/sh-protos.h (prepare_move_operands): Return void
9241 * config/sh/sh.c (prepare_move_operands): Likewise.
9242 * config/sh/sh.md: Remove return value checks of prepare_move_operands.
9244 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
9246 * config/sh/sh-protos.h (fp_int_operand, symbol_ref_operand,
9247 general_movsrc_operand, general_movdst_operand, arith_reg_operand,
9248 fp_arith_reg_operand, arith_operand, arith_reg_or_0_operand,
9249 logical_operand, fpscr_operand, fpul_operand, expand_fp_branch,
9250 commutative_float_operator, noncommutative_float_operator,
9251 sh_handle_pragma): Remove.
9253 2012-04-06 Sandra Loosemore <sandra@codesourcery.com>
9255 * doc/invoke.texi: Clean up Texinfo markup throughout the file.
9256 Use @option markup on command-line options. Use @samp markup on
9257 literal keywords to options. Use @code markup on code fragments.
9258 Use other markup in preference to quotation marks in the text.
9259 Add markup to some passages without any.
9261 2012-04-06 Mike Stump <mikestump@comcast.net>
9263 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Avoid warning.
9265 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
9267 * config/sh/sh.c (hi_const): Remove.
9268 (find_barrier, sh_reorg): Use satisfies_constraint_I16 instead
9271 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
9273 * config/sh/sh-protos.h (sh_expand_t_scc): Change return type from int
9275 * config/sh/sh.c (sh_expand_t_scc): Likewise.
9276 * config/sh/sh.md (cstoresi4, cstoredi4): Remove GET_CODE checks before
9277 calling sh_expand_t_scc.
9279 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
9281 * config/sh/sh-protos.h (fp_zero_operand, fp_one_operand,
9282 nonpic_symbol_mentioned_p, expand_block_move, expand_ashiftrt,
9283 sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext, system_reg_operand,
9284 reg_unused_after, sh_can_redirect_branch, sh_need_epilogue, fldi_ok,
9285 sh_hard_regno_rename_ok, sh_cfun_interrupt_handler_p,
9286 sh_cfun_resbank_handler_p, sh_attr_renesas_p, sh_cfun_attr_renesas_p,
9287 check_use_sfunc_addr, sh_contains_memref_p, sh_loads_bankedreg_p,
9288 sh2a_is_function_vector_call): Use bool as return type.
9289 (sh_pass_in_reg_p): Remove.
9290 * config/sh/sh.c (broken_move, mova_p, noncall_uses_reg, high_pressure,
9291 flow_dependent_p, sh2a_function_vector_p, expand_block_move,
9292 expand_ashiftrt, sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext,
9293 sh_need_epilogue, sh2a_is_function_vector_call, sh_attr_renesas_p,
9294 sh_cfun_attr_renesas_p, sh_cfun_interrupt_handler_p,
9295 sh_cfun_resbank_handler_p, system_reg_operand, fp_zero_operand,
9296 fp_one_operand, fldi_ok, reg_unused_after, sh_can_redirect_branch,
9297 sh_hard_regno_rename_ok, check_use_sfunc_addr, sh_contains_memref_p,
9298 sh_loads_bankedreg_p): Use bool as return type.
9299 (nonpic_symbol_mentioned_p): Use bool as return type. Remove
9300 'register' modifier.
9302 2012-04-06 Matt Turner <mattst88@gmail.com>
9304 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
9306 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
9308 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
9309 of the destination isn't also a FP_REGS register.
9311 2012-04-05 Teresa Johnson <tejohnson@google.com>
9312 H.J. Lu <hongjiu.lu@intel.com>
9314 * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_LCP_STALL.
9315 * config/i386/i386.md (move immediate to memory peephole2):
9316 Add cases for HImode move when LCP stall avoidance is needed.
9317 * config/i386/i386.c (initial_ix86_tune_features): Initialize
9318 X86_TUNE_LCP_STALL entry.
9320 2012-04-05 Uros Bizjak <ubizjak@gmail.com>
9323 * config/i386/i386.c (ix86_decompose_address): Allow VOIDmode
9324 CONST_INT operands, zero-extended with AND.
9326 2012-04-05 Oleg Endo <olegendo@gcc.gnu.org>
9329 * config/sh/sh.c (sh_find_mov_disp_adjust): Take machine_mode as the
9330 first argument instead of mode size. Move displacement calculations
9332 (mov_insn_size, max_mov_insn_displacement, mov_insn_alignment_mask):
9333 ... these new functions.
9334 (disp_adjust): Remove max_mov_disp field.
9335 (sh_legitimate_index_p): Use max_mov_insn_displacement and
9336 mov_insn_alignment_mask.
9337 (sh_address_cost): Use max_mov_insn_displacement.
9339 2012-04-05 Andrew Stubbs <ams@codesourcery.com>
9341 * config/arm/arm.md (arch): Add neon_onlya8 and neon_nota8.
9342 (arch_enabled): Handle new arch types.
9343 (one_cmpldi2): Add NEON support.
9345 2012-04-05 Richard Guenther <rguenther@suse.de>
9347 * gimple.c (walk_gimple_op): Compute val_only for the LHS
9348 of an assigment in the canonical way, avoiding is_gimple_mem_rhs.
9349 (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt): Move ...
9350 * gimplify.c (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
9351 ... here and make static.
9352 * gimple.h (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
9355 2012-04-05 Richard Guenther <rguenther@suse.de>
9357 * tree-ssa-dse.c (dse_optimize_stmt): Remember the stmt
9358 basic-block before removing it.
9360 2012-04-05 Richard Guenther <rguenther@suse.de>
9362 * tree-ssanames.c (release_dead_ssa_names): Compact the SSA
9363 version namespace as we release the freelist.
9365 2012-04-05 Richard Guenther <rguenther@suse.de>
9367 * tree-nrv.c (tree_nrv): Release VDEFs.
9368 * tree-sra.c (sra_modify_constructor_assign): Likewise.
9369 (sra_modify_assign): Likewise.
9370 * tree-vect-stmts.c (vect_remove_stores): Likewise.
9371 * tree-vect-loop.c (vect_transform_loop): Likewise.
9372 * tree-ssa-dom.c (optimize_stmt): Likewise.
9373 * tree-vect-slp.c (vect_schedule_slp): Likewise.
9374 * tree-ssa-math-opts.c (execute_cse_sincos): Likewise.
9376 2012-04-05 Richard Guenther <rguenther@suse.de>
9378 * gimple-iterator.c (gsi_remove): Return whether EH edges need to be
9380 * gimple.h (gsi_remove): Adjust.
9381 * tree-ssa-operands.c (unlink_stmt_vdef): Optimize.
9382 * tree-ssa-dom.c (optimize_stmt): Use gsi_remove result.
9383 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
9384 * tree-ssa-forwprop.c (remove_prop_source_from_use): Likewise.
9385 * tree-ssa-math-opts.c (execute_optimize_widening_mul): Likewise.
9386 * tree-ssa-pre.c (eliminate): Likewise.
9388 2012-04-04 Mike Stump <mikestump@comcast.net>
9390 * doc/rtl.texi (const_double): Document as sign-extending.
9391 * expmed.c (expand_mult): Ensure we don't use shift incorrectly.
9392 * emit-rtl.c (immed_double_int_const): Refine to state the
9394 * simplify-rtx.c (mode_signbit_p): Add a fixme for wider than
9395 CONST_DOUBLE integers.
9396 (simplify_const_unary_operation, UNSIGNED_FLOAT): Ensure no
9397 negative values are converted. Fix conversions bigger than
9398 HOST_BITS_PER_WIDE_INT.
9399 (simplify_binary_operation_1): Ensure we don't use shift incorrectly.
9400 (simplify_immed_subreg): Sign-extend CONST_DOUBLEs.
9401 * explow.c (plus_constant_mode): Add.
9402 (plus_constant): Implement with plus_constant_mode.
9403 * rtl.h (plus_constant_mode): Add.
9405 2012-04-04 Richard Guenther <rguenther@suse.de>
9407 PR tree-optimization/52808
9408 * tracer.c (tail_duplicate): Do not tail-duplicate loop header blocks.
9409 * Makefile.in (tracer.o): Depend on $(CFGLOOP_H).
9411 2012-04-04 Tristan Gingold <gingold@adacore.com>
9413 * expr.c (expand_expr_real_2): Handle larger sizetype in
9416 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
9418 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
9419 to m2a-single instead of m2e.
9421 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
9423 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
9424 Change type of BITOFFSET to signed. Make sure the lower bound of
9425 the computed range is non-negative by adjusting OFFSET and BITPOS.
9426 (expand_assignment): Adjust call to get_bit_range.
9428 2012-04-03 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
9430 * h8300/h8300.c (h8300_current_function_monitor_function_p):
9431 New function. Added to check monitor functions.
9432 (h8300_option_override): Modified to generate error/warning
9433 messages for invalid combinations of different command line
9435 * h8300/h8300.md: Generate 'rte' for monitor functions. Do not
9436 save EXR on stack for monitor function in case of H8S target
9437 when "-mno-exr" is passed.
9438 * h8300/h8300-protos.h (h8300_current_function_monitor_function_p):
9440 * doc/invoke.texi: Document H8S options.
9442 2012-04-03 Tristan Gingold <gingold@adacore.com>
9444 * configure.ac: Use GCC_AC_FUNC_MMAP_BLACKLIST instead
9445 of gcc_AC_FUNC_MMAP_BLACKLIST.
9446 * acinclude.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Remove.
9447 * Makefile.in (aclocal_deps): Add mmap.m4.
9448 * configure: Regenerate.
9449 * aclocal.m4: Regenerate.
9451 2012-04-03 Richard Guenther <rguenther@suse.de>
9453 PR tree-optimization/52808
9454 * tracer.c (tail_duplicate): Return whether we have duplicated
9456 (tracer): If we have duplicated any block, cleanup the CFG.
9457 * cfghooks.c (duplicate_block): If we duplicated a loop
9458 header but not its loop, destroy the loop because it now has
9460 * tree-ssa-threadupdate.c (thread_through_loop_header): Tell
9461 the cfg manipulation routines we are not creating a multiple
9464 2012-04-03 Tristan Gingold <gingold@adacore.com>
9466 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle
9468 (vms_c_common_override_options): Allow parameterless variadic
9471 2012-04-03 Jakub Jelinek <jakub@redhat.com>
9473 PR tree-optimization/52835
9474 * tree-data-ref.c (build_rdg): Return NULL if
9475 compute_data_dependences_for_loop failed.
9477 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
9479 * varasm.c (initializer_constant_valid_for_bitfield_p): Return true
9480 for REAL_CST as well.
9481 (output_constructor): Use RECORD_OR_UNION_TYPE_P predicate.
9482 In the bitfield case, if the value is a REAL_CST, convert it first to
9485 2012-04-02 H.J. Lu <hongjiu.lu@intel.com>
9487 * config.gcc: Use i386/biarchx32.h instead of i386/biarch64.h
9488 for --with-abi={x32|mx32} or --with-multilib-list=mx32.
9489 (supported_defaults): Add abi for i[34567]86-*-* and x86_64-*-*.
9491 * config/i386/biarchx32.h: New.
9493 2012-04-02 Anatoly Sokolov <aesok@post.ru>
9495 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Remove.
9496 * config/arm/arm.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
9497 (arm_preferred_reload_class): New function.
9499 2012-04-02 Richard Guenther <rguenther@suse.de>
9501 PR tree-optimization/52756
9502 * tree-ssa-threadupdate.c (def_split_header_continue_p): New function.
9503 (thread_through_loop_header): After threading through the loop latch
9504 remove the split part from the loop and clear further threading
9505 opportunities that would create a multiple entry loop.
9507 2012-04-02 Richard Guenther <rguenther@suse.de>
9509 PR rtl-optimization/52800
9510 * cprop.c (execute_rtl_cprop): Call cleanup_cfg with
9511 CLEANUP_CFG_CHANGED.
9513 2012-04-02 Richard Guenther <rguenther@suse.de>
9516 * loop-init.c (gate_handle_loop2): Destroy loops here if
9517 we don't enter RTL loop optimizers.
9519 2012-04-02 Uros Bizjak <ubizjak@gmail.com>
9522 2012-03-29 Richard Guenther <rguenther@suse.de>
9524 * rtl.h (extended_count): Remove.
9525 * combine.c (extended_count): Remove.
9527 2012-04-02 Dodji Seketeli <dodji@redhat.com>
9530 * pt.c (more_specialized_fn): Don't apply decay conversion to
9531 types of function parameters.
9533 2012-04-02 Tristan Gingold <gingold@adacore.com>
9535 * ggc-page.c (PAGE_L1_SIZE, PAGE_L2_SIZE, LOOKUP_L1, LOOKUP_L2)
9536 (ggc_allocated_p, lookup_page_table_entry, set_page_table_entry)
9537 (alloc_page, init_ggc, clear_marks, struct ggc_pch_data)
9538 (ggc_pch_this_base): Use uintptr_t instead of size_t.
9540 2012-03-31 H.J. Lu <hongjiu.lu@intel.com>
9543 * config/i386/i386.c (ix86_option_override_internal): Don't
9544 check TARGET_64BIT if TARGET_64BIT_DEFAULT is false.
9546 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
9548 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
9549 (stmt_can_make_abnormal_goto): Use it.
9550 (is_ctrl_altering_stmt): Likewise.
9552 2012-03-30 Naveen H.S <naveen.S@kpitcummins.com>
9553 Kaz Kojima <kkojima@gcc.gnu.org>
9555 * config/sh/sh.c (push_regs): Skip banked registers when
9556 resbank attribute is specified.
9557 (sh_expand_epilogue): Likewise.
9559 2012-03-30 Richard Henderson <rth@redhat.com>
9562 * combine-stack-adj.c (prev_active_insn_bb): New.
9563 (next_active_insn_bb): New.
9564 (force_move_args_size_note): New.
9565 (combine_stack_adjustments_for_block): Use it.
9567 2012-03-30 Richard Henderson <rth@redhat.com>
9569 * config/i386/i386.c (struct expand_vec_perm_d): Add one_operand_p.
9570 (ix86_expand_vector_init_duplicate): Initialize it.
9571 (expand_vec_perm_palignr): Likewise.
9572 (ix86_expand_vec_perm_const): Likewise.
9573 (ix86_vectorize_vec_perm_const_ok): Likewise.
9574 (expand_vec_perm_blend): Use it.
9575 (expand_vec_perm_vpermil): Likewise.
9576 (expand_vec_perm_pshufb): Likewise.
9577 (expand_vec_perm_1): Likewise.
9578 (expand_vec_perm_pshuflw_pshufhw): Likewise.
9579 (expand_vec_perm_interleave2): Likewise.
9580 (expand_vec_perm_vpermq_perm_1): Likewise.
9581 (expand_vec_perm_vperm2f128): Likewise.
9582 (expand_vec_perm_interleave3): Likewise.
9583 (expand_vec_perm_vperm2f128_vblend): Likewise.
9584 (expand_vec_perm_vpshufb2_vpermq): Likewise.
9585 (expand_vec_perm_vpshufb2_vpermq_even_odd): Likewise,.
9586 (expand_vec_perm_broadcast): Likewise.
9587 (expand_vec_perm_vpshufb4_vpermq2): Likewise.
9589 2012-03-30 Richard Henderson <rth@redhat.com>
9591 * dwarf2out.c (gen_variable_die): Initialize off.
9593 2012-03-30 Tristan Gingold <gingold@adacore.com>
9595 * config/vms/vms-f.c: New file.
9596 * config/vms/t-vms (vms-f.o): New rule.
9597 * config.gcc (*-*-*vms*): Define fortran_target_objs.
9599 2012-03-30 Richard Guenther <rguenther@suse.de>
9601 PR tree-optimization/52754
9602 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
9603 propagate arbitrary addresses into really plain dereferences.
9605 2012-03-30 Richard Guenther <rguenther@suse.de>
9608 * except.c (emit_to_new_bb_before): Move loop updating ...
9609 (dw2_build_landing_pads): ... here. Use a proper block for
9610 querying the loop father.
9612 2012-03-30 Tristan Gingold <gingold@adacore.com>
9614 * config/ia64/ia64.c (ia64_section_type_flags): Remove
9615 common_object attribute handling.
9616 (SECTION_VMS_OVERLAY): Remove
9617 (ia64_vms_common_object_attribute): Replace abort with an assert.
9618 Do not set DECL_SECTION_NAME.
9619 (ia64_vms_output_aligned_decl_common): Handle common_object
9621 (ia64_vms_elf_asm_named_section): Remove.
9622 * config/ia64/vms.h (TARGET_ASM_NAMED_SECTION): Remove.
9624 2012-03-30 Richard Guenther <rguenther@suse.de>
9627 * double-int.c (rshift_double): Remove not needed cast.
9629 2012-03-30 Richard Guenther <rguenther@suse.de>
9631 * tree-affine.h (print_aff): Remove.
9632 * tree-affine.c (print_aff): Make static.
9633 * tree-data-ref.h (access_matrix_get_index_for_parameter): Remove.
9634 (get_references_in_stmt): Likewise.
9635 (print_direction_vector): Likewise.
9636 (print_dir_vectors): Likewise.
9637 (print_dist_vectors): Likewise.
9638 (dump_subscript): Likewise.
9639 (dump_ddrs): Likewise.
9640 (dump_dist_dir_vectors): Likewise.
9641 (dump_data_references): Likewise.
9642 (dump_data_dependence_relation): Likewise.
9643 (dump_data_dependence_direction): Likewise.
9644 (dump_rdg_vertex): Likewise.
9645 (dump_rdg_component): Likewise.
9646 (debug_ddrs): Declare.
9647 (struct data_ref_loc_d): Move ...
9648 * tree-data-ref.c (struct data_ref_loc_d): ... here.
9649 (get_references_in_stmt): Make static.
9650 (dump_data_references): Likewise.
9651 (dump_subscript): Likewise.
9652 (print_direction_vector): Likewise.
9653 (print_dir_vectors): Likewise.
9654 (print_dist_vectors): Likewise.
9655 (dump_data_dependence_relation): Likewise.
9656 (dump_dist_dir_vectors): Likewise.
9657 (dump_ddrs): Likewise.
9658 (dump_rdg_vertex): Likewise.
9659 (dump_rdg_component): Likewise.
9660 (debug_ddrs): New function.
9661 (access_matrix_get_index_for_parameter): Remove.
9663 2012-03-30 Tristan Gingold <gingold@adacore.com>
9665 * config/vms/vms.c (VMS_CRTL_FLOAT32): Rename.
9666 (VMS_CRTL_FLOAT64, VMS_CRTL_FLOAT64_VAXD): New.
9667 (VMS_CRTL_FLOAT128, VMS_CRTL_DPML, VMS_CRTL_NODMPL)
9668 (VMS_CRTL_32ONLY, VMS_CRTL_G_MASK, VMS_CRTL_G_NONE)
9669 (VMS_CRTL_GA, VMS_CRTL_GL, VMS_CRTL_FLOATV2): New.
9670 (vms_patch_builtins): Handle new flags
9671 * config/vms/vms-crtlmap.map: Completed using nm on
9672 c and math system libraries.
9673 * config/vms/make-crtlmap.awk: Handle any number of flags.
9675 2012-03-30 Martin Jambor <mjambor@suse.cz>
9677 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
9678 is a builtin_stack_save in a dominating BB.
9680 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
9682 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
9683 crossing 128bit lane boundary.
9685 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
9687 * ira-color.c (setup_left_conflict_sizes_p): Process all
9688 conflicting objects.
9690 2012-03-29 Jakub Jelinek <jakub@redhat.com>
9692 PR tree-optimization/52760
9693 * tree-vect-slp.c (vect_get_constant_vectors): Convert constant_p
9694 shift count for {L,R}{SHIFT,ROTATE}_EXPR to TREE_TYPE (vector_type).
9696 2012-03-29 Richard Guenther <rguenther@suse.de>
9698 * cgraph.h (cgraph_materialize_all_clones): Remove.
9699 (reset_inline_failed): Likewise.
9700 * cgraphunit.c (cgraph_materialize_all_clones): Make static.
9701 * cgraphbuild.c (reset_inline_failed): Remove.
9702 * rtl.h (cse_main): Remove.
9703 (extended_count): Likewise.
9704 * cse.c (dump_class): Mark as DEBUG_FUNCTION.
9705 (cse_main): Make static.
9706 * combine.c (extended_count): Remove.
9707 (dump_combine_stats): Mark as DEBUG_FUNCTION.
9708 * basic-block.h (reorder_basic_blocks): Remove.
9709 * bb-reorder.c (reorder_basic_blocks): Make static.
9710 * Makefile.in (dse.o): Remove dse.h dependency.
9712 * dse.c (gate_dse): Remove.
9713 (clear_alias_mode_eq): Likewise.
9714 (clear_alias_mode_hash): Likewise.
9715 (dse_record_singleton_alias_set): Likewise.
9716 (dse_invalidate_singleton_alias_set): Likewise.
9718 2012-03-29 H.J. Lu <hongjiu.lu@intel.com>
9720 * config/linux-android.h (ANDROID_STARTFILE_SPEC): Use
9721 crtbegin_so%O%s for -shared.
9722 (ANDROID_ENDFILE_SPEC): Use crtend_so%O%s for -shared.
9724 2012-03-29 Richard Guenther <rguenther@suse.de>
9726 * tree-flow.h (struct pre_expr_d): Remove forward declaration.
9727 (add_to_value): Remove.
9728 (print_value_expressions): Likewise.
9729 * tree-ssa-pre.c (add_to_value): Make static.
9730 (print_value_expressions): Likewise.
9731 * gimple.h (gimple_adjust_this_by_delta): Remove.
9732 * gimple-fold.c (gimple_adjust_this_by_delta): Likewise.
9734 2012-03-29 Richard Guenther <rguenther@suse.de>
9737 * double-int.h (rshift_double): Remove.
9738 * double-int.c (lshift_double): Use absu_hwi to make count positive.
9739 (rshift_double): Make static, take unsigned count argument,
9740 remove handling of negative count argument.
9741 (double_int_rshift): Dispatch to lshift_double.
9743 2012-03-28 H.J. Lu <hongjiu.lu@intel.com>
9745 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Add
9748 * config/i386/gnu-user64.h (SPEC_64): Support TARGET_BI_ARCH == 2.
9749 (SPEC_X32): Likewise.
9750 (MULTILIB_DEFAULTS): Likewise.
9752 * config/i386/i386.c (isa_opts): Remove -m64.
9753 (ix86_target_string): Properly handle -m32/-m64/-mx32.
9754 (ix86_option_override_internal): Properly
9755 set OPTION_MASK_ISA_64BIT and OPTION_MASK_ISA_X32 as well as
9756 handle -m32, -m64 and -mx32.
9758 * config/i386/i386.h (TARGET_X32): Replace OPTION_ISA_X32
9759 with OPTION_ABI_X32. Moved after TARGET_LP64.
9760 (TARGET_LP64): Changed to OPTION_ABI_64.
9762 * config/i386/i386.opt (m64): Replace ISA_64BIT with ABI_64.
9763 (mx32): Replace ISA_X32 with ABI_X32.
9765 2012-03-28 Eric Botcazou <ebotcazou@adacore.com>
9767 * tree.c (tree_size) <VECTOR_CST>: New case.
9769 2012-03-28 Uros Bizjak <ubizjak@gmail.com>
9771 * config/i386/i386.c (ix86_modes_tieable_p): Handle 32bit AVX modes.
9772 (ix86_expand_vector_move_misalign): Remove un-needed gen_lowpart calls.
9774 2012-03-28 Jakub Jelinek <jakub@redhat.com>
9777 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
9778 __builtin_va_start to __builtin_next_arg if the latter is
9779 builtin_decl_explicit_p rather than when it is not.
9782 * tree-vect-generic.c (vector_element): Perform multiplication
9783 for pos in bitsizetype type instead of idx type.
9785 2012-03-28 Richard Guenther <rguenther@suse.de>
9787 * loop-init.c (loop_optimizer_init): If loops are preserved
9788 perform incremental initialization of required loop features.
9789 (loop_optimizer_finalize): If loops are to be preserved only
9790 clean up optional loop features.
9791 (rtl_loop_done): Forcefully free loops here.
9792 * cgraph.c (cgraph_release_function_body): Forcefully free loops.
9793 * cfgexpand.c (expand_gimple_cond): Properly add new basic-blocks
9795 (construct_init_block): Likewise.
9796 (construct_exit_block): Likewise.
9797 (gimple_expand_cfg): Clear LOOP_CLOSED_SSA loop state. Cleanup
9798 the CFG after expanding.
9799 * cfgloop.c (verify_loop_structure): Calculate or verify dominators.
9800 If we needed to calculate them, free them afterwards.
9801 * tree-pass.h (PROP_loops): New define.
9802 * tree-ssa-loop.c (pass_tree_loop_init): Provide PROP_loops.
9803 * basic-block.h (CLEANUP_CFG_CHANGED): New.
9804 * cfgcleanup.c (merge_blocks_move): Protect loop latches.
9805 (cleanup_cfg): If we did something and have loops around, fix them up.
9806 * cse.c (rest_of_handle_cse_after_global_opts): Call cleanup_cfg
9807 with CLEANUP_CFG_CHANGED.
9808 * cfghooks.c (merge_blocks): If we merge a loop header into
9809 its predecessor, update the loop structure.
9810 (duplicate_block): If we copy a loop latch, adjust loop state
9811 to note we may have multiple latches.
9812 (delete_basic_block): Mark loops for fixup if we remove a loop.
9813 * cfganal.c (forwarder_block_p): Protect loop latches, headers
9815 * cfgrtl.c (rtl_can_merge_blocks): Protect loop latches.
9816 (cfg_layout_can_merge_blocks_p): Likewise.
9817 * cprop.c (bypass_block): If we create a loop with multiple
9818 entries, mark it for removal.
9819 * except.c (emit_to_new_bb_before): Add the new basic-block
9821 * tree-eh.c (lower_resx): Likewise.
9822 * omp-low.c (finalize_task_copyfn): Do not copy PROP_loops.
9823 (expand_omp_taskreg): Likewise.
9824 * tree-inline.c (initialize_cfun): Likewise.
9825 * tree-mudflap.c (add_bb_to_loop): Prototype.
9826 (mf_build_check_statement_for): Properly add new basic-blocks
9828 * tree-ssa-threadupdate.c (thread_block): Mark loops for fixup
9829 if we remove a loop.
9830 (thread_through_loop_header): Likewise.
9831 * trans-mem.c (tm_log_emit_save_or_restores): Properly add
9832 new basic-blocks to existing loops.
9833 (expand_transaction): Likewise.
9834 * Makefile.in (except.o): Add $(CFGLOOP_H).
9836 (cgraph.o): Likewise.
9837 (cprop.o): Likewise.
9838 (cfgexpand.o): Likewise.
9839 (cfganal.o): Likewise.
9840 (trans-mem.o): Likewise.
9841 (tree-eh.o): Likewise.
9843 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
9846 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
9847 (avr_builtin_decl): New static function.
9848 (struct avr_builtin_description, avr_bdesc): Move up.
9849 Add GTY marker. Add field fndecl. Remove redundant field id.
9850 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
9851 (avr_expand_builtin): Code cleanup because .id is removed.
9853 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
9856 * config.gcc (tm_file): Remove avr/multilib.h.
9858 * doc/invoke.texi (AVR Options): Adjust documentation of -mtiny-stack.
9860 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
9861 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
9862 * config/avr/t-avr: Remove generation of multilib.h.
9863 * config/avr/t-multilib: Regenerate.
9864 * config/avr/multilib.h: Remove.
9865 * config/avr/avr.opt (-msp8): New option.
9866 (avr_sp8): New variable.
9867 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
9868 * config/avr/avr.h (AVR_HAVE_SPH): New define.
9869 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
9870 (avr_device_to_sp8): New prototype.
9871 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
9872 (DRIVER_SELF_SPECS): New define.
9873 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
9874 __AVR_SP8__, __AVR_HAVE_SPH__.
9875 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
9876 AVR_HAVE_8BIT_SP to decide if SP_H is present.
9877 (avr_file_start): Ditto.
9879 2012-03-28 Jakub Jelinek <jakub@redhat.com>
9882 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
9883 instead of 8 in adjust_address.
9885 2012-03-27 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
9888 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
9891 2012-03-27 Oleg Endo <olegendo@gcc.gnu.org>
9894 * config/sh/sh.c (sh_legitimize_address, sh_legitimize_reload_address):
9895 Rearrange conditional logic. Move displacement address calculations
9897 (sh_find_mov_disp_adjust): ... this new function.
9899 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
9901 * config/arm/arm.opt (mapcs): Remove MaskExists.
9902 * config/cris/linux.opt (mno-gotplt): Likewise.
9903 * config/i386/i386.opt (mhard-float): Likewise.
9905 (mno-sse4): Likewise.
9906 * config/m68k/m68k.opt (mhard-float): Likewise.
9907 * config/mep/mep.op (mcop32): Likewise.
9908 * config/pa/pa-hpux.opt (msio): Likewise.
9909 * config/pa/pa64-hpux.opt (mgnu-ld): Likewise.
9910 * config/picochip/picochip.opt (mlittle): Likewise.
9911 * config/sh/sh.opt (mrenesas): Likewise.
9912 * config/sparc/long-double-switch.opt (mlong-double-128): Likewise.
9913 * config/sparc/sparc.opt (mhard-float): Likewise.
9914 * config/v850/v850.opt (mv850es): Likewise.
9915 * config/vax/vax.opt (mg-float): Likewise.
9917 2012-03-27 Martin Jambor <mjambor@suse.cz>
9920 * tree-sra.c (sra_modify_assign): Do not call
9921 load_assign_lhs_subreplacements when working with an unscalarizable
9924 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
9927 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
9929 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
9930 * config/i386/i386.c: Include reload.h.
9931 (ix86_legitimize_reload_address): New function.
9933 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
9935 * opth-gen.awk: Allocated a bit for Mask and InverseMask if it
9936 hasn't been allocated. Define a target macro for Mask and
9937 InverseMask if it hasn't been defined. Remove MaskExists handling.
9939 * doc/options.texi: Remove MaskExists.
9941 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
9944 * config/sh/sh.c (find_barrier): Add equality check of last_got
9945 to avoid going above orig insn. Update comments.
9947 2012-03-27 Richard Guenther <rguenther@suse.de>
9950 * fold-const.c (try_move_mult_to_index): Handle &x.array more
9953 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
9955 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
9956 of a unit before computing the offset in units.
9957 * expr.c (get_bit_range): Return the null range if the enclosing record
9958 is part of a larger bit field.
9960 2012-03-27 Tristan Gingold <gingold@adacore.com>
9962 * config/ia64/vms.h (CASE_VECTOR_MODE): Define.
9963 * config/ia64/ia64.md: Remove mode in template.
9964 Sign extend operand in expand_simple_binop.
9965 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use
9966 CASE_VECTOR_MODE instead of TARGET_ILP32.
9967 (ADDR_VEC_ALIGN): Make it depends on CASE_VECTOR_MODE.
9969 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
9971 * varasm.c (assemble_external): #if 0 out the new assert from the
9972 previous commit, it breaks the Java and Go front ends.
9974 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
9976 * toplev.c (check_global_declaration_1): Do not call assemble_external.
9977 * expr.c (emit_block_move_libcall_fn): Likewise.
9978 (clear_storage_libcall_fn): Likewise.
9979 (expand_expr_addr_expr_1): Likewise.
9980 (expand_expr_real_1): Likewise.
9981 * calls.c (rtx_for_function_call): Likewise.
9983 * varasm.c (assemble_external): Assert this function is only called
9984 during or after expanding to RTL.
9986 2012-03-26 Martin Jambor <mjambor@suse.cz>
9988 PR tree-optimization/50052
9989 * tree-sra.c (tree_non_aligned_mem_p): Removed.
9990 (tree_non_aligned_mem_for_access_p): Likewise.
9991 (build_accesses_from_assign): Removed strict alignment requirements
9993 (access_precludes_ipa_sra_p): Likewise.
9995 2012-03-26 Richard Guenther <rguenther@suse.de>
9997 PR tree-optimization/52701
9998 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
9999 compute and set the evolution part of PHI nodes.
10001 2012-03-26 Richard Guenther <rguenther@suse.de>
10003 PR tree-optimization/52721
10004 * tree-vect-stmts.c (vect_init_vector): Handle scalars.
10006 2012-03-26 Ulrich Weigand <ulrich.weigand@linaro.org>
10008 PR tree-optimization/52686
10009 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
10012 2012-03-26 Tristan Gingold <gingold@adacore.com>
10014 * config/alpha/vms.h (LINK_SPEC): Simplify.
10015 (STARTFILE_SPEC): Remove -mvms-return-codes handling.
10016 (NAME__MAIN, SYMBOL__MAIN): Remove.
10017 (VMS_DEBUG_MAIN_POINTER): Remove.
10018 * config/ia64/vms.h: Likewise.
10019 * config/alpha/alpha.c (alpha_start_function): Move vms_debug_main
10020 code to vms.c. Call vms_start_function.
10021 * config/ia64/ia64.c (ia64_start_function): Likewise.
10022 * config/vms/vms-protos.h (vms_start_function): Declare.
10023 * config/vms/vms.c (vms_start_function): New function.
10024 * config/vms/vms.h (MATH_LIBRARY): Define.
10025 (VMS_DEBUG_MAIN_POINTER): Define.
10027 2012-03-26 Eric Botcazou <ebotcazou@adacore.com>
10029 PR rtl-optimization/52629
10030 * reload1.c (count_pseudo): Short-circuit common case.
10031 (count_spilled_pseudo): Return early for pseudos without hard regs.
10032 Assert that the pseudo has got a hard reg before manipulating it.
10034 2012-03-24 Jan Hubicka <jh@suse.cz>
10037 * varpool.c (varpool_finalize_decl): Handle toplevel_reorder here.
10038 (decide_is_variable_needed): Do not handle toplevel reorder here.
10039 * cgraph.h (varpool_can_remove_if_no_refs): Likewise.
10040 * ipa.c (cgraph_remove_unreachable_nodes): Remove unreachable vars
10043 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
10045 * expr.c (optimize_bitfield_assignment_op) <BIT_IOR_EXPR>: Use str_mode
10046 and str_bitsize instead of more convoluted expressions.
10048 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
10051 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
10053 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
10056 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Fix pasto.
10058 2012-03-23 Martin Jambor <mjambor@suse.cz>
10060 * tree-sra.c (build_accesses_from_assign): Remove FIXME comment.
10062 2012-03-23 Richard Guenther <rguenther@suse.de>
10064 PR tree-optimization/52678
10065 * tree-vectorizer.h (struct _stmt_vec_info): Add
10066 loop_phi_evolution_part member.
10067 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
10068 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
10069 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
10070 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
10071 Use the cached evolution part and the PHI nodes value from
10072 the loop preheader edge instead of re-analyzing the evolution.
10074 2012-03-22 Maxim Kuvyrkov <maxim@codesourcery.com>
10076 * config/mips/mips-tables.opt: Update.
10077 * config/mips/mips.md (processor): Add xlp.
10078 * config/mips/mips-cpus.def: Add xlp.
10079 * config/mips/mips.c (mips_rtx_cost_data): Add costs for XLP, copy from
10081 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle xlp.
10082 * doc/invoke.texi: Mention XLP.
10084 2012-03-22 Jakub Jelinek <jakub@redhat.com>
10086 PR middle-end/52547
10087 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
10088 on any new_local_var_chain vars declared during recursing on
10089 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
10091 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
10093 * config/alpha/alpha.h (ASM_OUTPUT_ALIGN): Move to config/alpha/elf.h
10094 (ASM_OUTPUT_SKIP): Move to config/alpha/vms.h
10095 (ASM_OUTPUT_LOCAL): Ditto.
10096 (ASM_OUTPUT_COMMON): Remove.
10097 * config/alpha/elf.h (ASM_OUTPUT_DEF_FROM_DECLS): Use ASM_OUTPUT_DEF.
10098 * config/alpha/vms.h (ASM_OUTPUT_ALIGN): Do not undefine before define.
10100 2012-03-22 Jan Hubicka <jh@suse.cz>
10102 PR middle-end/51737
10103 * cgraph.c (cgraph_remove_node_and_inline_clones): Add FORBIDDEN_NODE
10105 * cgraph.h (cgraph_remove_node_and_inline_clones): Update prototype.
10106 * ipa-inline-transform.c (save_inline_function_body): Remove
10107 copied clone if needed.
10108 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Update.
10110 2012-03-22 Richard Guenther <rguenther@suse.de>
10112 PR middle-end/52666
10113 * fold-const.c (fold_ternary_loc): Fix typo.
10115 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
10118 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
10119 (unspecv): Add UNSPECV_MEMORY_BARRIER.
10120 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
10121 (delay_cycles_1, delay_cycles_2): Ditto.
10122 (delay_cycles_3, delay_cycles_4): Ditto.
10123 (nopv, *nopv): Ditto.
10124 (sleep, *sleep): Ditto.
10125 (wdr, *wdr): Ditto.
10127 2012-03-22 Richard Guenther <rguenther@suse.de>
10129 PR tree-optimization/52548
10130 * tree-ssa-pre.c (valid_in_sets): Remove handling of invalidation
10131 because of clobbers.
10132 (prune_clobbered_mems): New function.
10133 (compute_antic_aux): Use it to prune ANTIC_OUT.
10134 (compute_partial_antic_aux): Use it to prune PA_IN.
10135 (compute_avail): Only insert expressions into EXP_GEN that are not
10136 invalidated when translated up to the beginning of the block.
10138 2012-03-22 Richard Guenther <rguenther@suse.de>
10140 PR tree-optimization/52638
10141 * tree-vect-stmts.c (vect_init_vector_1): New function, split
10143 (vect_init_vector): ... here. Handle scalar vector inits.
10144 (vect_get_vec_def_for_operand): Adjust.
10145 (vectorizable_load): Likewise.
10147 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
10149 * config.gcc (alpha*-*-linux*): Add elfos.h to tm_file.
10150 (alpha*-*-freebsd*): Ditto.
10151 (alpha*-*-netbsd*): Ditto.
10152 (alpha*-*-openbsd*): Ditto.
10153 * config/alpha/elf.h (OBJECT_FORMAT_ELF): Remove.
10154 (DWARF2_DEBUGGING_INFO): Remove.
10155 (PREFERRED_DEBUGGING_TYPE): Remove.
10156 (ASM_FINAL_SPEC): Remove.
10157 (IDENT_ASM_OP): Remove.
10158 (ASM_OUTPUT_IDENT): Remove.
10159 (SKIP_ASM_OP): Remove.
10160 (ASM_OUTPUT_SKIP): Remove.
10161 (ALIGN_ASM_OP): Remove.
10162 (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
10163 (ASM_OUTPUT_CASE_LABEL): Remove.
10164 (ASM_OUTPUT_EXTERNAL_LIBCALL): Remove.
10165 (COMMON_ASM_OP): Remove.
10166 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
10167 (ASCII_DATA_ASM_OP): Remove.
10168 (READONLY_DATA_SECTION_ASM_OP): Remove.
10169 (INIT_SECTION_ASM_OP): Remove.
10170 (FINI_SECTION_ASM_OP): Remove.
10171 (ASM_SECTION_START_OP): Remove.
10172 (ASM_OUTPUT_SECTION_START_FILE): Remove.
10173 (TARGET_ASM_NAMED_SECTION): Remove.
10174 (TARGET_ASM_SELECT_SECTION): Remove.
10175 (MAKE_DECL_ONE_ONLY): Remove.
10176 (TYPE_ASM_OP): Remove.
10177 (SIZE_ASM_OP): Remove.
10178 (ASM_WEAKEN_LABEL): Remove.
10179 (TYPE_OPERAND_FMT): Remove.
10180 (ASM_DECLARE_RESULT): Remove.
10181 (ASM_DECLARE_OBJECT_NAME): Remove.
10182 (ASM_FINISH_DECLARE_OBJECT): Remove.
10183 (ELF_ASCII_ESCAPES): Remove.
10184 (ELF_STRING_LIMIT): Remove.
10185 (STRING_ASM_OP): Remove.
10186 (ASM_OUTPUT_EXTERNAL): Remove.
10187 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Redefine to false.
10188 * config/alpha/alpha.h (PCC_BITFIELD_TYPE_MATTERS): Undefine
10190 (ASM_DECLARE_FUNCTION_NAME): Ditto.
10191 (ASM_DECLARE_FUNCTION_SIZE): Ditto.
10192 (ASM_GENERATE_INTERNAL_LABEL): Ditto.
10193 (ASM_OUTPUT_SKIP): Ditto.
10194 (READONLY_DATA_SECTION_ASM_OP): Remove.
10195 (USER_LABEL_PREFIX): Remove.
10196 (ASM_OUTPUT_ASCII): Remove.
10197 (ASM_OUTPUT_CASE_LABEL): Remove.
10198 (NO_DOLLAR_IN_LABEL): Undefine.
10200 2012-03-22 Richard Guenther <rguenther@suse.de>
10202 PR tree-optimization/52459
10203 * tree-ssa-pre.c (inhibit_phi_insertion): Do not inhibit
10204 PHI insertion for calls.
10206 2012-03-21 Steven Bosscher <steven@gcc.gnu.org>
10208 * cse.c (invalidate_from_sets_and_clobbers, try_back_substitute_reg,
10209 find_sets_in_insn, canonicalize_insn): Split out from ...
10210 (cse_insn): ... here.
10211 (invalidate_from_clobbers): Take an insn instead of the pattern.
10213 2012-03-21 Oleg Endo <olegendo@gcc.gnu.org>
10216 * config/sh/sh-protos.h (sh_fsca_df2int): Remove.
10217 * config/sh/sh.c (sh_fsca_df2int_rtx, sh_fsca_df2int): Remove.
10218 * config/sh/sh.md (sindf2, cosdf2): Remove.
10220 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
10223 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
10224 prologue for unwinder and profiler.
10226 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
10228 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
10229 Introduce emul_name to select the right linker emulation for
10230 powerpc64-*-freebsd*.
10231 * configure: Regenerate.
10232 * config.gcc: Add bits to support powerpc64-*-freebsd*.
10233 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
10234 * config/rs6000/freebsd64.h: New file.
10235 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
10237 (rs6000_savres_strategy): Likewise.
10238 (rs6000_savres_routine_name): Likewise.
10239 (rs6000_elf_file_end): Likewise.
10240 * config/rs6000/t-freebsd64: New file.
10241 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
10242 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
10244 * config/rs6000/freebsd64.h: Remove duplicated entries from last
10246 * config/rs6000/t-freebsd64: Likewise.
10248 2012-03-21 Georg-Johann Lay <avr@gjlay.de>
10250 PR rtl-optimization/52543
10252 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
10253 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
10254 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
10255 (avr_load_libgcc_p): Restrict to __flash loads.
10256 (avr_out_lpm): Only handle 1-byte loads from __flash.
10257 (avr_load_lpm): New function.
10258 (avr_find_unused_d_reg): Remove.
10259 (avr_out_lpm_no_lpmx): Remove.
10260 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
10261 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
10262 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
10263 (load_<mode>, load_<mode>_clobber): New insns.
10264 (mov<mode>): For multi-byte move from non-generic
10265 16-bit address spaces: Expand to load_<mode> resp.
10266 load_<mode>_clobber.
10267 (load<mode>_libgcc): Remove expander.
10268 (split-lpmx): Remove split.
10270 2012-03-21 Richard Earnshaw <rearnsha@arm.com>
10272 * neon.md (neon_vget_lanev2di): Use gen_lowpart and gen_highpart.
10273 * config/arm/neon.ml (Fixed_return_reg): Renamed to fixed_vector_reg.
10274 All callers changed.
10275 (Fixed_core_reg): New feature.
10276 (Vget_lane [sizes S64 and U64]): Add Fixed_core_reg. Allow fmrrd in
10278 * neon-testgen.ml: Handle Fixed_core_reg.
10280 2012-03-21 Andrew Stubbs <ams@codesourcery.com>
10282 * config/arm/arm.c (thumb2_reorg): Add complete support
10283 for 16-bit instructions.
10284 * config/arm/thumb2.md: Delete obsolete flag-clobbering peepholes.
10286 2012-03-21 Richard Guenther <rguenther@suse.de>
10288 PR tree-optimizer/52636
10289 * tree-vect-slp.c (vect_get_constant_vectors): Convert constants
10290 to the appropriate type.
10292 2012-03-21 Richard Guenther <rguenther@suse.de>
10294 * Makefile.in (cfgexpand.o): Add $(REGS_H) and $(INTEGRATE_H)
10296 * cfgexpand.c (gimple_expand_cfg): Fold in pass_init_function,
10297 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
10298 * passes.c (init_optimization_passes): Remove pass_init_function,
10299 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
10300 * tree-pass.h (pass_init_function): Remove.
10301 (pass_jump): Remove.
10302 (pass_initial_value_sets): Remove.
10303 (pass_unshare_all_rtl): Remove.
10304 * integrate.c (pass_initial_value_sets): Remove.
10305 * emit-rtl.c (pass_unshare_all_rtl): Remove.
10306 * tree.h (init_function_for_compilation): Remove.
10307 * function.c (init_function_for_compilation): Remove.
10308 (pass_init_function): Remove.
10309 * cfgcleanup.c (rest_of_handle_jump): Remove.
10310 (pass_jump): Remove.
10312 2012-03-20 Jason Merrill <jason@redhat.com>
10314 * tree-streamer-in.c (streamer_alloc_tree): Call
10315 ggc_alloc_zone_cleared_tree_node instead of
10316 ggc_alloc_zone_cleared_tree_node_stat.
10318 2012-03-20 Jonathan Wakely <jwakely.gcc@gmail.com>
10320 * doc/extend.texi (Template Instantiation): Remove anachronisms.
10322 2012-03-20 Jakub Jelinek <jakub@redhat.com>
10325 * config/i386/i386.c (expand_vec_perm_vperm2f128): New function.
10326 (ix86_expand_vec_perm_const_1): Call it.
10328 * config/i386/i386.c (vselect_insn): New variable.
10329 (init_vselect_insn): New function.
10330 (expand_vselect, expand_vselect_insn): Add testing_p argument.
10331 Call init_vselect_insn if vselect_insn is NULL. Adjust
10332 PATTERN (vselect_insn), instead of creating a new insn each time,
10333 only emit a copy of it if not testing and recog has been successful.
10334 (expand_vec_perm_pshufb, expand_vec_perm_1,
10335 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_broadcast_1): Adjust
10339 * config/i386/i386.md ("isa" attribute): Add avx2 and noavx2.
10340 ("enabled" attribute): Handle avx2 and noavx2 isas.
10341 * config/i386/sse.md (avx2_vec_dupv8sf_1, avx2_pbroadcast<mode>_1):
10343 (vec_dup<mode>): Add avx2 =x,x alternative.
10344 (vec_dup<mode> splitter): Don't split if TARGET_AVX2.
10345 (*avx_vperm_broadcast_<mode>): Don't split V4DFmode if TARGET_AVX2.
10346 For TARGET_AVX2, V8SFmode and elt == 0 split into vbroadcastss.
10347 * config/i386/i386.c (expand_vec_perm_pshufb): Emit also vpermps
10349 (expand_vec_perm_1): For broadcasts, use avx2_pbroadcast<mode>_1
10350 if possible, handle also V8SFmode.
10352 2012-03-20 Richard Earnshaw <rearnsha@arm.com>
10354 * arm/predicates.md (zero_operand, reg_or_zero_operand): New predicates.
10355 * arm/neon.md (neon_vceq<mode>, neon_vcge<mode>): Use
10356 reg_or_zero_operand predicate.
10357 (neon_vcle<mode>, neon_vclt<mode>): Use zero_operand predicate.
10359 2012-03-20 Jakub Jelinek <jakub@redhat.com>
10361 * config/i386/i386.c (ix86_decompose_address) <case ZERO_EXTEND>:
10362 If operand isn't UNSPEC, return 0.
10364 2012-03-20 Richard Guenther <rguenther@suse.de>
10366 * tree-pass.h (pass_rtl_eh): Remove.
10367 * except.c (gate_handle_eh): Likewise.
10368 (rest_of_handle_eh): Likewise.
10369 (pass_rtl_eh): Likewise.
10370 (finish_eh_generation): Export.
10371 * except.h (finish_eh_generation): Declare.
10372 * passes.c (init_optimization_passes): Remove pass_rtl_eh.
10373 * cfgexpand.c (gimple_expand_cfg): Call finish_eh_generation
10374 after expanding stack alignment. Instead of compacting blocks
10377 2012-03-20 Richard Guenther <rguenther@suse.de>
10379 * stor-layout.c (finish_bitfield_representative): Fallback
10380 to conservative maximum size if the padding up to the next
10381 field cannot be computed as a constant.
10382 (finish_bitfield_layout): If we cannot compute the distance
10383 between the start of the bitfield representative and the
10384 bitfield member start a new representative.
10385 * expr.c (get_bit_range): The distance between the start of
10386 the bitfield representative and the bitfield member is zero
10387 if the field offsets are not constants.
10389 2012-03-20 Tristan Gingold <gingold@adacore.com>
10391 * tree.h (enum size_type_kind): Add stk_ prefix to constants,
10392 convert in lowercase.
10393 (sizetype_tab, sizetype, bitsizetype, ssizetype, sbitsizetype)
10394 (size_int, ssize_int, bitsize_int, sbitsize_int): Adjust.
10395 * stor-layout.c (sizetype_tab): Adjust.
10396 (initialize_sizetypes): Use SIZETYPE instead of SIZE_TYPE.
10397 * tree-streamer.c (preload_common_nodes): Use stk_type_kind_last
10398 instead of type_kind_last.
10399 * tree-scalar-evolution.c (interpret_rhs_expr): Use size_int
10400 instead of size_int_kind.
10401 * doc/tm.texi.in (Type Layout): Document SIZETYPE.
10402 * doc/tm.texi: Regenerate.
10403 * defaults.h (SIZETYPE): Provide a default value.
10404 * config/vms/vms.h (SIZE_TYPE): Define as "unsigned int".
10405 (SIZETYPE): Define.
10407 2012-03-20 Oleg Endo <olegendo@gcc.gnu.org>
10409 * config/sh/sh.md: Use braced string notation where applicable.
10411 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
10413 * config/i386/i386.md (allocate_stack): Simplify.
10415 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
10417 * builtins.c (expand_builtin_cexpi): Use copy_addr_to_reg instead of
10418 copy_to_mode_reg (Pmode, ...).
10419 (expand_builtin_frame_address): Ditto.
10420 * expr.c (emit_block_move_via_libcall): Ditto.
10421 (set_storage_via_libcall): Ditto.
10423 * config/i386/i386.c (ix86_expand_movmem): Ditto.
10424 (ix86_expand_setmem): Ditto.
10425 (ix86_trampoline_init): DItto.
10426 * config/i386/i386.md (cmpstrnsi): Ditto.
10428 2012-03-19 Sandra Loosemore <sandra@codesourcery.com>
10430 * config/sh/sh.opt (madjust-unroll): Mark as ignored/obsolete.
10431 * config/sh/sh.h (TARGET_OPT_DEFAULT): Don't use MASK_ADJUST_UNROLL.
10432 * doc/invoke.texi (Option Summary): Remove -madjust-unroll.
10433 (SH Options): Likewise.
10435 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
10437 * config/i386/i386.c (get_thread_pointer): Add tp_mode argument.
10438 Generate ZERO_EXTEND in place if GET_MODE (tp) != tp_mode.
10439 (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>: Always generate
10440 DImode UNSPEC_GOTNTPOFF references on TARGET_64BIT.
10441 (ix86_decompose_address): Allow zero extended UNSPEC_TP references.
10444 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10446 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
10447 * config/i386/i386.c (ix86_decompose_address): Use
10448 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
10449 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
10450 thread pointer to a register.
10453 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
10455 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
10456 if Pmode != word_mode.
10457 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
10458 Pmode == SImode for TARGET_X32.
10460 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
10461 (tls_initial_exec_x32): Likewise.
10463 2012-03-19 Oleg Endo <olegendo@gcc.gnu.org>
10466 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12, DISP_ADDR_P,
10467 DISP_ADDR_OFFSET): New macros.
10468 * config/sh/sh.c (sh_address_cost): Add SH2A special case.
10469 (sh_legitimate_index_p): Allow QImode displacements for non-SH2A.
10470 (sh_legitimize_address): Add QImode displacement handling.
10471 (sh_cannot_change_mode_class): Disallow GENERAL_REGS for SFmode
10473 (sh_secondary_reload): Add QImode displacement handling.
10474 * config/sh/predicates.md (movsrc_no_disp_mem_operand): New predicate.
10475 * config/sh/constraints.md (K04, Snd, Sdd): New constraints.
10476 * config/sh/sh.md (extendqisi2): Remove constraints from expander.
10477 (*extendqisi2_compact): Rename to *extendqisi2_compact_reg, restrict
10478 to register operands only.
10479 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_snd): New insns.
10480 (extendqihi2): Change insn to expander.
10481 (*extendqihi2_compact_reg): New insn.
10482 (movqi_i, movqi): Replace with ...
10483 (movqi, *movqi_reg_reg, *movqi_store_mem_disp12,
10484 *movqi_load_mem_disp, *movqi_load_mem_disp): ... these.
10485 Add new peepholes for QImode displacement addressing.
10487 2012-03-19 Paolo Carlini <paolo.carlini@oracle.com>
10490 * doc/invoke.texi: Document -Wuseless-cast.
10492 2012-03-19 Eric Botcazou <ebotcazou@adacore.com>
10494 * tree.def (REALPART_EXPR, IMAGPART_EXPR, VIEW_CONVERT_EXPR): Move.
10495 * tree.h (handled_component_p): Reorder cases.
10496 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref): Do
10497 not initialize unsignedp.
10498 (loc_list_from_tree): Likewise.
10499 (fortran_common): Likewise.
10500 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
10502 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
10504 * config/i386/i386.c (ix86_expand_prologue) <CM_LARGE_PIC>: Use Pmode
10505 mode consistently. Use ix86_gen_add3. Assert that Pmode == DImode.
10506 (ix86_expand_split_stack_prologue): Use ix86_gen_add3.
10507 (ix86_split_long_move): Ditto.
10508 (legitimize_tls_address): Use ix86_gen_sub3.
10509 (construct_plt_address): Assert that Pmode == DImode.
10511 2012-03-18 Uros Bizjak <ubizjak@gmail.com>
10513 * config/i386/i386.md: Remove empty predicates and/or constraints.
10514 * config/i386/sync.md: Ditto.
10515 * config/i386/sse.md: Ditto.
10516 * config/i386/mmx.md: Ditto.
10517 * config/i386/pentium.md: Ditto.
10518 * config/i386/athlon.md: Ditto.
10520 2012-03-16 Richard Guenther <rguenther@suse.de>
10522 PR tree-optimization/52603
10523 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Clarify
10527 2012-03-14 Richard Guenther <rguenther@suse.de>
10529 PR tree-optimization/52571
10530 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
10531 flag_section_anchors check ...
10532 (vect_can_force_dr_alignment_p): ... here.
10534 2012-03-16 Martin Jambor <mjambor@suse.cz>
10536 * expr.c (expand_expr_real_1): Handle misaligned scalar reads from
10537 memory through MEM_REFs by calling extract_bit_field.
10539 2012-03-16 Richard Guenther <rguenther@suse.de>
10541 * fold-const.c (native_interpret_expr): Also support POINTER_TYPE
10542 and REFERENCE_TYPE interpretations.
10543 (can_native_interpret_type_p): New function.
10544 (fold_ternary_loc): Use native encode/interpret to fold
10545 BIT_FIELD_REFs of constants.
10547 2012-03-16 Richard Guenther <rguenther@suse.de>
10549 PR middle-end/52584
10550 * fold-const.c (fold_ternary_loc): Fold vector typed BIT_FIELD_REFs
10551 of vector constants and constructors.
10553 2012-03-16 Richard Guenther <rguenther@suse.de>
10555 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
10556 VIEW_CONVERT_EXPR to convert constants.
10557 (vect_is_simple_use): Treat all constants as vec_constant_def.
10559 2012-03-16 Richard Guenther <rguenther@suse.de>
10560 Kai Tietz <ktietz@redhat.com>
10562 PR middle-end/48814
10563 * gimplify.c (gimplify_self_mod_expr): Evaluate postfix
10564 side-effects completely in the pre-queue and use a temporary
10567 2012-03-16 Richard Guenther <rguenther@suse.de>
10569 * stor-layout.c (finish_bitfield_representative): Fall back
10570 to the conservative maximum size if we cannot compute the
10571 size of the tail padding.
10573 2012-03-16 Tristan Gingold <gingold@adacore.com>
10575 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
10576 __CRTL_VER and __VMS_VER.
10577 * config/vms/vms-protos.h: Declare vms_c_get_crtl_ver
10578 and vms_c_get_vms_ver.
10579 * config/vms/vms-c.c (vms_c_get_crtl_ver, vms_c_get_vms_ver): New
10581 * config/alpha/vms.h (VMS_DEFAULT_CRTL_VER)
10582 (VMS_DEFAULT_VMS_VER): Define.
10583 * config/ia64/vms.h (VMS_DEFAULT_CRTL_VER)
10584 (VMS_DEFAULT_VMS_VER): Define.
10586 2012-03-16 Richard Guenther <rguenther@suse.de>
10588 * tree-vect-loop.c (get_initial_def_for_induction): Use
10589 build_constructor directly.
10590 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
10591 build_vector_from_val.
10592 * tree.c (build_vector_from_val): Avoid creating a constructor
10593 first when we want a constant vector.
10595 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10597 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
10599 2012-03-16 Richard Guenther <rguenther@suse.de>
10601 * tree.h (TREE_VECTOR_CST_ELTS): Remove.
10602 (VECTOR_CST_NELTS, VECTOR_CST_ELTS, VECTOR_CST_ELT): New defines.
10603 (struct tree_vector): Remove elements member, add variable size
10605 (build_vector_stat): Declare.
10606 (build_vector): Define in terms of build_vector_stat.
10607 * tree.c (build_vector): Rename to ...
10608 (build_vector_stat): ... this. Take array of trees as parameter.
10609 (build_vector_from_ctor): Adjust.
10610 (integer_zerop, integer_onep, integer_all_onesp, iterative_hash_expr,
10611 initializer_zerop): Adjust.
10612 * cfgexpand.c (expand_debug_expr): Likewise.
10613 * expr.c (categorize_ctor_elements_1, expand_expr_real_1,
10614 const_vector_from_tree): Likewise.
10615 * fold-const.c (const_binop, operand_equal_p, native_encode_vector,
10616 native_interpret_vector, fold_unary_loc, vec_cst_ctor_to_array,
10617 fold_vec_perm, fold_binary_loc, fold_ternary_loc): Likewise.
10618 * tree-streamer-in.c (streamer_alloc_tree): Handle TS_VECTOR.
10619 (lto_input_ts_vector_tree_pointers): Adjust.
10620 * tree-streamer-out.c (streamer_write_tree_header): Handle TS_VECTOR.
10621 (write_ts_vector_tree_pointers): Adjust.
10622 * varasm.c (const_hash_1, compare_constant, copy_constant,
10623 output_constant): Adjust.
10624 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Adjust.
10625 * print-tree.c (print_node): Adjust.
10626 * tree-pretty-print.c (dump_generic_node): Adjust.
10627 * tree-vect-generic.c (uniform_vector_p, vector_element,
10628 lower_vec_perm): Adjust.
10629 * tree-vect-loop.c (get_initial_def_for_reduction): Adjust.
10630 * tree-vect-slp.c (vect_get_constant_vectors,
10631 vect_transform_slp_perm_load): Adjust.
10632 * tree-vect-stmts.c (vect_gen_perm_mask): Adjust.
10633 * expmed.c (make_tree): Adjust.
10634 * config/i386/i386.c (ix86_expand_builtin): Adjust.
10635 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Adjust interface
10636 and implementation.
10637 (sparc_fold_builtin): Adjust.
10639 2012-03-16 Tristan Gingold <gingold@adacore.com>
10641 * config.gcc (*-*-*vms*): Define use_gcc_stdint and tm_file.
10642 * config/vms/vms-stdint.h: New file.
10644 2012-03-16 Tristan Gingold <gingold@adacore.com>
10646 * config.host (alpha64-dec-*vms*, alpha*-dec-*vms*)
10647 (ia64-hp-*vms*): Replaced by ...
10648 (*-*-*vms*): ... This new entry.
10650 2012-03-15 Jakub Jelinek <jakub@redhat.com>
10653 * config/i386/i386.c (expand_vec_perm_vperm2f128_vblend): New function.
10654 (ix86_expand_vec_perm_const_1): Use it.
10657 * config/i386/sse.md (UNSPEC_VPERMDF): Remove.
10658 (avx2_permv4df): Remove.
10659 (avx2_permv4di): Macroize into...
10660 (avx2_perm<mode>): ... this using VI8F_256 iterator.
10661 (avx2_permv4di_1): Macroize into...
10662 (avx2_perm<mode>_1): ... this using VI8F_256 iterator.
10664 2012-03-15 Ulrich Weigand <ulrich.weigand@linaro.org>
10666 * combine.c (apply_distributive_law): Do not distribute SUBREG.
10668 2012-03-15 Ira Rosen <irar@il.ibm.com>
10669 Ulrich Weigand <ulrich.weigand@linaro.org>
10671 * tree-vect-patterns.c (widened_name_p): Rename to ...
10672 (type_conversion_p): ... this. Add new argument to determine
10673 if it's a promotion or demotion operation. Check for
10674 CONVERT_EXPR_CODE_P instead of NOP_EXPR.
10675 (vect_recog_dot_prod_pattern): Call type_conversion_p instead
10677 (vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern,
10678 vect_operation_fits_smaller_type, vect_recog_widen_shift_pattern):
10680 (vect_recog_mixed_size_cond_pattern): Likewise and allow
10681 non-constant then and else clauses.
10683 2012-03-15 Ira Rosen <irar@il.ibm.com>
10684 Ulrich Weigand <ulrich.weigand@linaro.org>
10686 * tree-vectorizer.h (vect_pattern_recog): Add new argument.
10687 * tree-vect-loop.c (vect_analyze_loop_2): Update call to
10688 vect_pattern_recog.
10689 * tree-vect-patterns.c (widened_name_p): Pass basic block
10690 info to vect_is_simple_use.
10691 (vect_recog_dot_prod_pattern): Fail for basic blocks.
10692 (vect_recog_widen_sum_pattern): Likewise.
10693 (vect_handle_widen_op_by_const): Support basic blocks.
10694 (vect_operation_fits_smaller_type,
10695 vect_recog_over_widening_pattern): Likewise.
10696 (vect_recog_vector_vector_shift_pattern): Support basic blocks.
10697 Update call to vect_is_simple_use.
10698 (vect_recog_mixed_size_cond_pattern): Support basic blocks.
10700 (check_bool_pattern): Add an argument, update call to
10701 vect_is_simple_use and the recursive calls.
10702 (vect_recog_bool_pattern): Update relevant function calls.
10704 (vect_mark_pattern_stmts): Update calls to new_stmt_vec_info.
10705 (vect_pattern_recog_1): Check for reduction only in loops.
10706 (vect_pattern_recog): Add new argument. Support basic blocks.
10707 * tree-vect-stmts.c (vectorizable_conversion): Pass basic block
10708 info to vect_is_simple_use_1.
10709 * tree-vect-slp.c (vect_get_and_check_slp_defs): Support basic blocks.
10710 (vect_slp_analyze_bb_1): Call vect_pattern_recog.
10712 2012-03-15 Jakub Jelinek <jakub@redhat.com>
10713 Andrew Pinski <apinski@cavium.com>
10715 PR middle-end/52592
10716 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
10717 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
10718 calls instead of __builtin_ir{int,ound}*.
10720 2012-03-15 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10722 * doc/sourcebuild.texi (cleanup-modules, keep-modules): Update
10725 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
10727 * config.gcc (target_type_format_char): New. Document it. Set it for
10729 * configure.ac (gnu_unique_option): Use target_type_format_char
10730 in test. Comment rationale.
10731 * configure: Regenerate .
10733 2012-03-15 Jakub Jelinek <jakub@redhat.com>
10735 PR tree-optimization/52267
10736 * tree-vrp.c (masked_increment): New function.
10737 (register_edge_assert_for_2): Derive ASSERT_EXPRs
10738 from (X & CST1) cmp CST2 tests.
10740 2012-03-15 Richard Guenther <rguenther@suse.de>
10742 PR middle-end/52580
10743 * tree-data-ref.c (subscript_dependence_tester_1): Check
10744 all dimensions for non-conflicting access functions.
10746 2012-03-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
10749 * doc/invoke.texi [C++ Language Options]: Document
10750 -ftemplate-backtrace-limit.
10752 2012-03-15 Tristan Gingold <gingold@adacore.com>
10754 * c-parser.c (c_parser_parameter_declaration): Handle #pragma
10755 before a parameter.
10757 2012-03-15 Tristan Gingold <gingold@adacore.com>
10759 * dwarf2out.c (gen_subprogram_die): Require dwarf unwinding to
10760 use DW_OP_call_frame_cfa.
10762 2012-03-14 H.J. Lu <hongjiu.lu@intel.com>
10765 * config/i386/i386-opts.h (pmode): New.
10767 * config/i386/i386.c (ix86_option_override_internal): Properly
10768 check and set ix86_pmode.
10770 * config/i386/i386.h (Pmode): Check ix86_pmode instead of TARGET_64BIT.
10772 * config/i386/i386.opt (maddress-mode=): New.
10774 * doc/invoke.texi: Document -maddress-mode=short|long for x86.
10776 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10778 * dwarf2cfi.c (def_cfa_0): Remove MIPS_DEBUGGING_INFO handling.
10779 (dwarf2out_do_cfi_asm): Likewise.
10780 * dwarf2out.c (output_call_frame_info): Remove MIPS_DEBUGGING_INFO
10782 (add_data_member_location_attribute): Likewise.
10783 (gen_array_type_die): Likewise.
10784 (gen_subprogram_die): Likewise.
10785 (gen_producer_string): Likewise.
10786 * sdbout.c (sdbout_begin_prologue): Declare unconditionally.
10787 Remove MIPS_DEBUGGING_INFO handling.
10788 (sdb_debug_hooks): Likewise.
10789 (sdbout_begin_block): Likewise.
10790 (sdbout_end_block): Likewise.
10791 (sdbout_begin_prologue): Likewise.
10792 (sdbout_start_source_file): Likewise.
10793 (sdbout_end_source_file): Likewise.
10794 (sdbout_init): Likewise.
10795 * system.h (MIPS_DEBUGGING_INFO): Poison.
10797 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10799 * config/alpha/alpha.c [HAVE_STAMP_H]: Remove.
10800 (alpha_file_start) [MS_STAMP]: Remove.
10802 * config/alpha/elf.h (TARGET_GAS): Remove.
10803 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove.
10804 * config/alpha/linux.h (TARGET_DEFAULT): Remove.
10805 * config/alpha/netbsd.h (TARGET_DEFAULT): Remove.
10806 * config/alpha/vms.h (TARGET_DEFAULT): Remove.
10807 * config.gcc (alpha*-*-linux*): Remove target_cpu_default.
10808 (alpha*-*-freebsd*): Likewise.
10809 (alpha*-*-netbsd*): Likewise.
10810 (alpha*-*-openbsd*): Likewise.
10811 (alpha*-*-*): Remove target_cpu_default2.
10812 * config/alpha/alpha.c (alpha_output_filename): Remove !TARGET_GAS
10814 * config/alpha/alpha.h (TARGET_AS_CAN_SUBTRACT_LABELS): Remove.
10815 (TARGET_AS_SLASH_BEFORE_SUFFIX): Remove.
10816 * config/alpha/alpha.c (print_operand): Always assume
10817 TARGET_AS_SLASH_BEFORE_SUFFIX.
10818 * config/alpha/alpha.md ("*builtin_setjmp_receiver_er_sl_1"):
10819 Remove TARGET_AS_CAN_SUBTRACT_LABELS.
10820 ("*builtin_setjmp_receiver_er_1"): Remove.
10821 * config/alpha/alpha.opt (malpha-as): Remove.
10823 * doc/invoke.texi (Option Summary, DEC Alpha Options): Remove
10825 Remove DEC Unix reference.
10827 * config/alpha/alpha.h (OBJECT_FORMAT_COFF): Remove.
10828 (EXTENDED_COFF): Remove.
10829 * config/alpha/elf.h (OBJECT_FORMAT_COFF): Don't undef.
10830 (EXTENDED_COFF): Don't undef.
10831 * config/alpha/alpha.c (alpha_file_start): Always assume
10833 Don't set targetm.asm_file_start_file_directive.
10834 [!OBJECT_FORMAT_ELF]: Remove.
10835 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
10837 * config/alpha/alpha.h (SDB_DEBUGGING_INFO): Remove.
10838 (DBX_DEBUGGING_INFO): Remove.
10839 (MIPS_DEBUGGING_INFO): Remove.
10840 (PREFERRED_DEBUGGING_TYPE): Remove.
10841 (DBX_OUTPUT_SOURCE_LINE): Remove.
10842 (SDB_OUTPUT_SOURCE_LINE): Remove.
10843 (DBX_CONTIN_LENGTH): Remove.
10844 (NO_DBX_FUNCTION_END): Remove.
10845 (ASM_STABS_OP): Remove.
10846 (ASM_STABN_OP): Remove.
10847 (ASM_STABD_OP): Remove.
10848 (SDB_ALLOW_FORWARD_REFERENCES): Remove.
10849 (SDB_ALLOW_UNKNOWN_REFERENCES): Remove.
10850 (PUT_SDB_DEF): Remove.
10851 (PUT_SDB_PLAIN_DEF): Remove.
10852 (PUT_SDB_TYPE): Remove.
10853 (sdb_label_count): Remove.
10854 (PUT_SDB_BLOCK_START): Remove.
10855 (PUT_SDB_BLOCK_END): Remove.
10856 (PUT_SDB_FUNCTION_START): Remove.
10857 (PUT_SDB_FUNCTION_END): Remove.
10858 (PUT_SDB_EPILOGUE_END): Remove.
10859 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Don't undef.
10860 (MIPS_DEBUGGING_INFO): Don't undef.
10861 (DBX_DEBUGGING_INFO): Don't undef.
10862 * config/alpha/vms.h (SDB_DEBUGGING_INFO): Don't undef.
10863 (MIPS_DEBUGGING_INFO): Don't undef.
10864 (DBX_DEBUGGING_INFO): Don't undef.
10865 * config/alpha/freebsd.h (DBX_CONTIN_CHAR): Remove.
10866 * config/alpha/alpha.c (alpha_option_override): Remove SDB_DEBUG
10868 (alpha_start_function): Likewise.
10869 (sdb_label_count): Remove.
10870 (alpha_output_filename): Remove DBX_DEBUG handling.
10871 (alpha_file_start): Likewise.
10873 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10875 * config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
10876 (*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
10877 (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
10879 * configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
10880 (ld_tls_support): Remove Solaris 8 references.
10881 (lwp_dir, lwp_spec): Remove support for alternate thread library.
10882 * acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.* tests.
10883 * configure: Regenerate.
10884 * config.in: Regenerate.
10886 * config/sol2.h (LINK_SPEC): Remove LIB_THREAD_LDFLAGS_SPEC.
10887 * config/i386/sol2.h: Remove Solaris 8 references.
10889 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Rename to ...
10890 (i?86-*-solaris2.9): ... this.
10891 Remove Solaris 8 references.
10892 (Specific, *-*-solaris2*): Document Solaris 8 removal.
10893 Remove Solaris 8 references.
10895 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10897 * config.gcc (enable_obsolete): Remove mips-sgi-irix6.5.
10898 (mips-sgi-irix6.5*): Remove.
10899 * config.host (mips-sgi-irix*): Remove.
10900 * configure.ac (enable_fixed_point): Remove mips*-sgi-irix*.
10901 (set_have_as_tls): Remove *-*-irix6*.
10902 (gcc_cv_ld_static_dynamic): Remove mips-sgi-irix6*.
10903 * configure: Regenerate.
10905 * config/mips/iris6.h: Remove.
10906 * config/mips/iris6.opt: Remove.
10907 * config/mips/t-irix6: Remove.
10909 * config/mips/mips.h (TARGET_GPWORD): Remove IRIX 6 N64 handling.
10910 (TARGET_IRIX6): Remove.
10911 (TARGET_CPU_CPP_BUILTINS): Remove IRIX 6 handling.
10912 Don't define LANGUAGE_C, _LANGUAGE_C for Objective-C.
10913 * config/mips/mips.c (mips_build_builtin_va_list): Remove IRIX 6
10915 (mips_file_start): Likewise.
10916 * config/mips/mips-protos.h (irix_asm_output_align): Remove.
10918 * config/mips/driver-native.c [__sgi__]: Remove.
10919 (host_detect_local_cpu) [__sgi__]: Remove.
10921 * config/mips/gnu-user.h: Remove iris5.h reference.
10923 * config/mips/mips-modes.def: Remove IRIX 6 reference.
10924 * config/mips/gnu-user64.h (MIPS_TFMODE_FORMAT): Remove.
10925 * config/mips/mips.c (mips_option_override) [MIPS_TFMODE_FORMAT]:
10928 * gcc.c (main): Move asm_debug initialization ...
10929 (asm_debug): ... here.
10931 * ginclude/stddef.h (__STDDEF_H__): Don't define.
10933 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Remove.
10934 * system.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Poison.
10935 * collect2.c [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
10936 (main) [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
10937 [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES] (is_in_args): Remove.
10938 * doc/tm.texi.in (Driver, LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
10940 * doc/tm.texi: Regenerate.
10942 * doc/invoke.texi (Debugging Options, -gdwarf-<version>): Remove
10944 (MIPS Options, -march): Remove IRIX reference.
10945 * doc/install.texi (Binaries, SGI IRIX): Remove.
10946 (Specific, mips-sgi-irix6): Document IRIX 6.5 removal, remove rest
10948 * doc/trouble.texi (Interoperation): Remove -lgl_s handling.
10950 2012-03-14 Martin Jambor <mjambor@suse.cz>
10952 * expr.c (expand_assignment): Use expand_expr with EXPAND_WRITE
10953 when expanding MEM_REFs, MEM_TARGET_REFs and handled_component bases.
10954 (expand_expr_real_1): Do not handle misalignment if modifier is
10957 2012-03-14 Richard Guenther <rguenther@suse.de>
10959 PR middle-end/52584
10960 * tree-vect-generic.c (type_for_widest_vector_mode): Take
10961 element type instead of mode, use build_vector_type_for_mode
10962 instead of the langhook, build a vector of proper signedness.
10963 (expand_vector_operations_1): Adjust.
10965 2012-03-14 Richard Guenther <rguenther@suse.de>
10967 PR middle-end/52582
10968 * gimple-fold.c (canonicalize_constructor_val): Make sure we have
10969 a cgraph node for a FUNCTION_DECL that comes from a constructor.
10970 (gimple_get_virt_method_for_binfo): Likewise.
10972 2012-03-14 Richard Guenther <rguenther@suse.de>
10974 PR tree-optimization/52571
10975 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
10976 flag_section_anchors check ...
10977 (vect_can_force_dr_alignment_p): ... here. Do not re-align
10978 DECL_COMMON variables.
10980 2012-03-14 Richard Guenther <rguenther@suse.de>
10982 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
10983 * stor-layout.c (start_bitfield_representative): New function.
10984 (finish_bitfield_representative): Likewise.
10985 (finish_bitfield_layout): Likewise.
10986 (finish_record_layout): Call finish_bitfield_layout.
10987 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
10988 for QUAL_UNION_TYPE fields.
10989 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
10990 Stream DECL_BIT_FIELD_REPRESENTATIVE.
10991 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
10993 PR middle-end/52080
10994 PR middle-end/52097
10995 PR middle-end/48124
10996 * expr.c (get_bit_range): Unconditionally extract bitrange
10997 from DECL_BIT_FIELD_REPRESENTATIVE.
10998 (expand_assignment): Adjust call to get_bit_range.
11000 2012-03-14 Richard Guenther <rguenther@suse.de>
11002 PR middle-end/52578
11003 * fold-const.c (fold_unary_loc): Fold (T1)(T2)x to (T1)x if
11004 the outermost conversion is a sign-change only.
11005 (fold_binary_loc): Disregard widening and sign-changing
11006 conversions when we determine if two variables are equal
11008 * tree-ssa-forwprop.c (combine_conversions): Fold (T1)(T2)x to
11009 (T1)x if the outermost conversion is a sign-change only.
11011 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
11014 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
11016 * config/i386/predicates.md (constant_call_address_operand): Declare
11017 as special predicate. Update all uses.
11019 2012-03-13 Jakub Jelinek <jakub@redhat.com>
11022 * c-parser.c (c_parser_postfix_expression)
11023 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
11025 * config/i386/smmintrin.h: Avoid /* within a comment.
11026 * config/i386/nmmintrin.h: Likewise.
11028 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
11030 * config/i386/i386.md (xbegin): Remove constraint from expander.
11032 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
11034 * config/i386/predicates.md (constant_call_address_operand): Declare
11035 as special predicate. Update all uses.
11036 * config/i386/i386.md: Remove mode from constant_call_address_operand
11038 * config/i386/i386.c (ix86_output_call_insn): Call
11039 constant_call_address_operand with VOIDmode.
11041 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
11043 * config/i386/i386.c (ix86_decompose_address): Handle subregs of
11044 AND zero extended address correctly.
11046 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
11048 * config/i386/predicates.md (tls_symbolic_operand): Declare as
11050 (tls_modbase_operand): Ditto.
11051 * config/i386/i386.md: Remove mode from tls_symbolic_operand and
11052 tls_modbase_operand predicates.
11054 2012-03-13 Martin Jambor <mjambor@suse.cz>
11056 * expr.c (expand_assignment): Handle misaligned scalar writes to
11057 memory through top-level MEM_REFs by calling store_bit_field.
11059 2012-03-13 Richard Guenther <rguenther@suse.de>
11061 PR middle-end/52134
11062 * fold-const.c (fold_binary_loc): Fold (X * Y) & -(1 << CST) to X * Y
11063 if Y is a constant multiple of 1 << CST.
11065 2012-03-13 Georg-Johann Lay <avr@gjlay.de>
11068 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
11069 offset (size) to a value the insns can deal with.
11070 (expand_epilogue): Ditto.
11072 2012-03-13 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
11074 * config/arm/neon.ml (ops): Fixup expected instructions for
11075 unsigned vector compares.
11077 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
11079 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
11080 addresses only when %reg is not in word mode.
11082 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11084 * config/microblaze/microblaze.md: Fix typo.
11085 * tree-if-conv.c: Likewise.
11086 * tree-vect-patterns.c: Likewise.
11088 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11090 * config.gcc (extra_passes): Remove.
11091 * configure.ac (extra_passes): Don't substitute.
11092 * configure: Regenerate.
11093 * Makefile.in (EXTRA_PASSES): Remove.
11094 (GCC_PASSES): Remove $(EXTRA_PASSES).
11095 (MOSTLYCLEANFILES): Likewise.
11096 (native): Likewise.
11097 (install-common): Likewise.
11099 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
11101 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
11102 * config/i386/i386.c (ix86_decompose_address): Use
11103 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
11104 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
11105 thread pointer to a register.
11107 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
11109 * config/i386/i386.md (*tls_global_dynamic_64_<mode>): Remove :P
11110 on tls_symbolic_operand.
11111 (tls_global_dynamic_64_<mode>): Likewise.
11113 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
11116 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
11117 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
11119 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
11122 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
11123 type from reg_class_t to enum reg_class.
11124 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
11126 2012-03-12 Andrew Pinski <apinski@cavium.com>
11128 * tree-ssa-phiopt.c (single_non_singleton_phi_for_edges): New function.
11129 (tree_ssa_phiopt_worker): Use single_non_singleton_phi_for_edges.
11130 (value_replacement): Likewise.
11131 (empty_block_p): Check also if the PHIs for the block are empty.
11133 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
11136 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
11137 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
11138 r184615 from 2012-02-28.
11140 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
11142 * config/i386/i386.c (ix86_gen_tls_global_dynamic_64): New.
11143 (ix86_gen_tls_local_dynamic_base_64): Likewise.
11144 (ix86_option_override_internal): Set ix86_gen_tls_global_dynamic_64
11145 and ix86_gen_tls_local_dynamic_base_64.
11146 (legitimize_tls_address): Use ix86_gen_tls_global_dynamic_64 and
11147 ix86_gen_tls_local_dynamic_base_64.
11149 * config/i386/i386.md (*tls_global_dynamic_64): Renamed to ...
11150 (*tls_global_dynamic_64_<mode>): This.
11151 (tls_global_dynamic_64): Renamed to ...
11152 (tls_global_dynamic_64_<mode>): This.
11153 (*tls_local_dynamic_base_64): Renamed to ...
11154 (*tls_local_dynamic_base_64_<mode>): This.
11155 (tls_local_dynamic_base_64): Renamed to ...
11156 (tls_local_dynamic_base_64_<mode>): This.
11158 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
11160 * config/i386/i386.c (ix86_option_override_internal): Properly
11161 set ix86_gen_leave and ix86_gen_monitor. Check Pmode == DImode,
11162 instead of TARGET_64BIT, to set ix86_gen_add3, ix86_gen_sub3,
11163 ix86_gen_one_cmpl2, ix86_gen_andsp, ix86_gen_allocate_stack_worker,
11164 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
11166 * config/i386/sse.md (sse3_monitor64): Renamed to ...
11167 (sse3_monitor64_<mode>): This.
11169 2012-03-12 Tristan Gingold <gingold@adacore.com>
11171 * config/ia64/ia64.c (ia64_function_arg_1): Move code around.
11172 (ia64_function_arg_advance): Ditto.
11174 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11176 * config.gcc (mips*-*-openbsd*): Remove.
11177 * config/mips/openbsd.h: Remove.
11178 * config/mips/sdb.h: Remove.
11180 * config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
11181 * config/mips/mips.c (sdb_label_count): Remove.
11182 (mips_debugger_offset): Remove #if 0 code.
11183 (mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
11184 * config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
11186 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11188 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
11189 binutils reference.
11190 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
11191 Update binutils references.
11192 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
11193 Update binutils reference.
11194 Update Sun as/GNU ld caveat.
11195 Document binutils largefile requirement for LTO plugin.
11196 Remove reference to alternate libpthread.
11198 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11200 * config.gcc (alpha*-dec-osf5.1*): Remove.
11201 * config.host (alpha*-dec-osf*): Remove.
11202 * configure.ac (*-*-osf*): Remove.
11203 (alpha*-dec-osf*): Remove.
11204 * configure: Regenerate.
11206 * config/alpha/host-osf.c, config/alpha/osf5.h, config/alpha/osf5.opt,
11207 config/alpha/va_list.h, config/alpha/x-osf: Remove.
11209 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
11210 * config/alpha/alpha.c (struct machine_function): Update comment.
11211 (alpha_start_function): Remove Tru64 UNIX as handling for
11213 * config/alpha/alpha.md ("exception_receiver"): Remove
11214 TARGET_LD_BUGGY_LDGP.
11215 ("*exception_receiver_2"): Likewise.
11216 * except.c (finish_eh_generation): Remove Tru64 reference.
11217 * ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
11218 * system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
11219 * target.def (handle_pragma_extern_prefix): Remove.
11221 * Makefile.in (mips-tfile.o-warn): Remove.
11222 (ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
11223 (mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
11224 * mips-tdump.c, mips-tfile.c: Remove.
11226 * doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
11228 * doc/install.texi (Binaries): Remove Tru64 UNIX reference.
11229 (Specific, alpha*-dec-osf5.1): Note removal.
11230 * doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
11232 * doc/tm.texi: Regenerate.
11233 * doc/trouble.texi (Cross-Compiler Problems): Remove.
11235 2012-03-12 Richard Guenther <rguenther@suse.de>
11237 * config/arm/arm.c (neon_dereference_pointer): Do not call
11238 covert during RTL expansion.
11240 2012-03-12 Tristan Gingold <gingold@adacore.com>
11242 * doc/invoke.texi (VMS Options): Merge Alpha/VMS and IA-64/VMS
11243 Options. Mention -mpointer-size.
11245 2012-03-12 Richard Guenther <rguenther@suse.de>
11247 * config/alpha/alpha.c (alpha_gimplify_va_arg): Use
11248 build_nonstandard_integer_type.
11250 2012-03-12 Richard Guenther <rguenther@suse.de>
11252 * tree.c (signed_or_unsigned_type_for): Use
11253 build_nonstandard_integer_type.
11254 (signed_type_for): Adjust documentation.
11255 (unsigned_type_for): Likewise.
11256 * tree-pretty-print.c (dump_generic_node): Use standard names
11257 for non-standard integer types if available.
11259 2012-03-12 Tristan Gingold <gingold@adacore.com>
11261 * config/vms/vms.opt: Add vms-opts.h header.
11262 (mmalloc64): Use flag_vms_malloc64 flag instead of MALLOC64
11264 (-mvms-return-codes): Document.
11265 (-mpointer-size): New option.
11266 (vms_pointer_size): Add enumeration.
11267 * config/vms/vms-opts.h: New file.
11268 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
11269 __INITIAL_POINTER_SIZE.
11270 (POINTER_SIZE, SIZE_TYPE, PTRDIFF_TYPE): Adjust definition.
11271 (C_COMMON_OVERRIDE_OPTIONS): Define.
11272 (DWARF2_ADDR_SIZE): Define.
11273 * config/vms/vms.c (vms_patch_builtins): Adjust condition.
11274 * config/vms/vms-protos.h (vms_c_common_override_options):
11276 * config/vms/vms-c.c (vms_pragma_pointer_size): Ignore pragma
11277 if -mno-pointer-size.
11278 (vms_c_common_override_options): New function.
11279 * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
11280 * config/alpha/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
11281 (MALLOC_ABI_ALIGNMENT): Use flag_vms_malloc64
11282 and flag_vms_pointer_size.
11283 (MASK_RETURN_ADDR): Set according to flag_vms_pointer_size.
11284 * config.gcc (*-*-*vms*): Define xm_file.
11285 (alpha*-dec-*vms*): Do not define xm_file.
11286 (alpha64-dec-*vms*): Remove.
11287 (ia64-hp-*vms*): Do not define xm_file. Simplify tm_file
11290 2012-03-12 Jakub Jelinek <jakub@redhat.com>
11292 PR tree-optimization/51721
11293 * tree-vrp.c (register_edge_assert_for_2): Add asserts for unsvar
11294 if (int) unsvar cmp CST.
11296 2012-03-12 Richard Guenther <rguenther@suse.de>
11298 * tree-sra.c (create_access_replacement): Only rename the replacement
11299 if we can rewrite it into SSA form. Properly mark register typed
11300 replacements that we cannot rewrite with TREE_ADDRESSABLE.
11301 * tree-cfg.c (verify_expr): Fix BIT_FIELD_REF verification
11302 for aggregate or BLKmode results.
11304 2012-03-12 Jakub Jelinek <jakub@redhat.com>
11306 PR tree-optimization/52533
11307 * tree-vrp.c (register_edge_assert_for_2): Use double_int
11308 type for mask, only handle shifts by non-zero in-range
11309 shift count, for LE_EXPR and GT_EXPR if new_val is
11310 maximum, don't add the assertion.
11312 2012-02-12 Kirill Yukhin <kirill.yukhin@intel.com>
11314 * doc/invoke.texi: Document -mrtm option.
11315 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RTM_SET): New.
11316 (OPTION_MASK_ISA_RTM_UNSET): Ditto.
11317 (ix86_handle_option): Handle OPT_mrtm.
11318 * config.gcc (i[34567]86-*-*): Add rtmintrin.h and
11320 (x86_64-*-*): Ditto.
11321 * i386-builtin-types.def (INT_FTYPE_VOID): New.
11322 * config/i386/i386-c.c (ix86_target_macros_internal): Define
11324 (ix86_target_string): Define -mrtm option.
11326 (ix86_option_override_internal): Extend "corei7-avx" with RTM option.
11328 (ix86_valid_target_attribute_inner_p): Add OPT_mrtm.
11329 (ix86_builtins): Add IX86_BUILTIN_XBEGIN, IX86_BUILTIN_XEND,
11330 IX86_BUILTIN_XTEST.
11331 (bdesc_special_args): Ditto.
11332 (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_XABORT.
11333 (ix86_expand_special_args_builtin): Handle new built-in type.
11334 (ix86_expand_builtin): Handle XABORT instruction.
11335 * config/i386/i386.h (TARGET_RTM): New.
11336 * config/i386/i386.md (UNSPECV_XBEGIN): New.
11337 (UNSPECV_XEND): Ditto.
11338 (UNSPECV_XABORT): Ditto.
11339 (UNSPECV_XTEST): Ditto.
11346 * config/i386/i386.opt (mrtm): New.
11347 * config/i386/immintrin.h: Include rtmintrin.h and xtestintrin.h.
11348 * config/i386/rtmintrin.h: New header.
11349 * config/i386/xtestintrin.h: Ditto.
11351 2012-03-12 Tristan Gingold <gingold@adacore.com>
11353 * ginclude/stddef.h: Adjust previous patch.
11354 Use __VMS__ instead of VMS.
11356 2012-03-12 Uros Bizjak <ubizjak@gmail.com>
11358 * config/i386/i386.md (setcc + movzbl to xor + setcc peephole2):
11359 Also convert sequences with CC setting arithmetic instruction.
11361 2012-03-11 Sandra Loosemore <sandra@codesourcery.com>
11363 * doc/invoke.texi (Option Summary): Move -no-integrated-cpp
11364 from C Language Options to Preprocessor Options.
11365 (C Dialect Options): Move -no-integrated-cpp documentation
11367 (Preprocessor Options): ...to here. Rewrite the description
11368 so it makes more sense, and remove discussion of merging front ends.
11370 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
11372 * config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
11374 (ix86_expand_setmem): Likewise.
11376 2012-03-11 Uros Bizjak <ubizjak@gmail.com>
11378 * config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using
11381 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
11383 * config/i386/i386.c (ix86_trampoline_init): Use movl for 64bit if
11384 ptr_mode == SImode. Replace DImode with Pmode or ptr_mode.
11386 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
11388 * config/i386/i386.c (x86_this_parameter): Replace DImode with Pmode.
11390 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
11392 * config/i386/i386.md (lwp_slwpcb): Check Pmode instead of
11395 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
11396 Uros Bizjak <ubizjak@gmail.com>
11398 * config/i386/predicates.md (call_insn_operand): Allow
11399 constant_call_address_operand in Pmode only.
11400 (sibcall_insn_operand): Ditto.
11401 * config/i386/i386.md (*call): Use W mode iterator instead of P mode.
11402 (*call_vzeroupper): Ditto.
11404 (*sibcall_vzeroupper): Ditto.
11405 (*call_value): Ditto.
11406 (*call_value_vzeroupper): Ditto.
11407 (*sibcall_value): Ditto.
11408 (*sibcall_value_vzeroupper): Ditto.
11409 (*indirect_jump): Ditto.
11410 (*tablejump_1): Ditto.
11411 (indirect_jump): Convert memory address to word mode for TARGET_X32.
11412 (tablejump): Ditto.
11413 * config/i386/i386.c (ix86_expand_call): Convert indirect operands
11416 2012-03-11 Oleg Endo <olegendo@gcc.gnu.org>
11419 * config/sh/sh.md (movnegt): Expand into respective insns immediately.
11420 Use movrt_negc instead of negc pattern for non-SH2A.
11421 (*movnegt): Remove.
11422 (*movrt_negc, *negnegt, *movtt, *movt_qi): New insns and splits.
11424 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
11426 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
11427 if Pmode != word_mode.
11428 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
11429 Pmode == SImode for TARGET_X32.
11431 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
11432 (tls_initial_exec_x32): Likewise.
11434 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
11436 PR rtl-optimization/52528
11437 * combine.c (can_combine_p): Add setting of subst_low_luid
11438 before call to expand_field_assignment().
11440 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
11442 * doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
11443 and related program names.
11445 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
11447 * doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".
11449 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
11452 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
11453 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
11454 to set code to 'q'.
11455 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
11456 (*movdi_internal_rex64): Use %E operand modifier for lea.
11457 (*movsi_internal): Ditto.
11459 (*lea<mode>_2): Ditto.
11460 (*lea_{3,4,5,6}_zext): Ditto.
11461 (*tls_global_dynamic_32_gnu): Ditto.
11462 (*tls_global_dynamic_64): Ditto.
11463 (*tls_dynamic_gnu2_lea_32): Ditto.
11464 (*tls_dynamic_gnu2_lea_64): Ditto.
11465 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
11467 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
11469 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
11470 redefine to be NULL if the current bit-size is different from the
11471 configured bit-size.
11473 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
11474 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
11475 set the default tuning. Add asserts to make sure the cpu and tune
11476 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
11477 test whether the index is set, instead of > 0.
11478 (rs6000_file_start): Do not reset the default cpu if the current
11479 bit-size is different from the configured bit-size.
11481 2012-03-09 Tristan Gingold <gingold@adacore.com>
11483 * config/vms/vms-crtlmap.map: Add comments.
11484 Add entries needed to build Ada RTS.
11486 2012-03-09 Tristan Gingold <gingold@adacore.com>
11488 * ginclude/stddef.h: Do not define __size_t on VMS.
11490 2012-03-09 Tristan Gingold <gingold@adacore.com>
11492 * c-tree.h (c_default_pointer_mode): New variable.
11493 * c-decl.c (c_default_pointer_mode): New variable.
11494 (c_build_pointer_type): New function.
11495 (grokdeclarator): Call c_build_pointer_type instead
11496 of build_pointer_type.
11498 * config/vms/vms-c.c: Include c-tree.h
11499 (saved_pointer_mode): New variable.
11500 (handle_pragma_pointer_size): New function.
11501 (vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
11502 (vms_c_register_pragma): Register __pointer_size and
11503 __required_pointer_size pragmas.
11505 2012-03-09 Tristan Gingold <gingold@adacore.com>
11507 * config/vms/vms-c.c (vms_construct_include_filename): New function.
11508 (vms_c_register_includes): Reference it.
11510 2012-03-09 Andrew Pinski <apinski@cavium.com>
11512 PR middle-end/51988
11513 * tree-ssa-phiopt.c: Include tree-pretty-print.h for
11514 print_generic_expr.
11515 (tree_ssa_phiopt_worker): Go through all the PHIs for
11516 value_replacement instead of just the singleton one.
11517 (value_replacement): Change return type to int. Return 0 instead of
11519 Allow the middle basic block to contain more than just the defining
11521 Handle non empty middle basic blocks.
11522 * Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.
11524 2012-03-09 Jiangning Liu <jiangning.liu@arm.com>
11526 * tree-scalar-evolution (interpret_rhs_expr): generate chrec for
11527 array reference and component reference.
11528 (analyze_scalar_evolution_for_address_of): New.
11530 2012-03-08 Jie Zhang <jzhang918@gmail.com>
11533 * config/bfin/bfin.c (hwloop_optimize): Fix unused variable warnings.
11534 (hwloop_pattern_reg): Fix set but not used warning.
11535 (bfin_reorg_loops): Remove unused parameter.
11536 (bfin_reorg): Update use of bfin_reorg_loops.
11538 2012-03-08 H.J. Lu <hongjiu.lu@intel.com>
11540 * config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
11541 with integer parameters in registers.
11542 (gen_push): Push register in word_mode instead of Pmode.
11543 (ix86_emit_save_regs): Likewise.
11544 (ix86_emit_save_regs_using_mov): Save integer registers in word_mode.
11545 (gen_pop): Pop register in word_mode instead of Pmode.
11546 (ix86_emit_restore_regs_using_pop): Likewise.
11547 (ix86_expand_prologue): Replace Pmode with word_mode for push
11548 immediate. Use ix86_gen_pro_epilogue_adjust_stack. Save and
11549 restore RAX and R10 in word_mode.
11550 (ix86_emit_restore_regs_using_mov): Restore integer registers
11552 (ix86_expand_split_stack_prologue): Save R10_REG and restore in
11554 (ix86_split_to_parts): Use word_mode with PUT_MODE for push.
11555 (ix86_split_long_move): Likewise.
11557 * config/i386/i386.md (W): New.
11558 (*push<mode>2_prologue): Replace :P with :W.
11559 (*pop<mode>1): Likewise.
11560 (*pop<mode>1_epilogue): Likewise.
11561 (push/pop peephole2): Use word_mode scratch registers.
11563 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
11565 * config/i386/predicates.md (indirect_branch_operand): Simplify.
11567 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
11569 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
11570 for constants in [-63,63].
11572 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
11576 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
11578 * config/i386/i386.c (ix86_print_operand_address): Only handle
11579 zero-extended DImode addresses.
11581 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11583 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
11584 * configure: Regenerate.
11586 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
11589 * config/avr/avr.c (avr_mem_clobber): New static function.
11590 (avr_expand_delay_cycles): Add memory clobber operand to
11591 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
11592 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
11593 (enable_interrupt, disable_interrupt): New expander.
11594 (nopv, sleep, wdr): New expanders.
11595 (delay_cycles_1): Add memory clobber.
11596 (delay_cycles_2): Add memory clobber.
11597 (delay_cycles_3): Add memory clobber.
11598 (delay_cycles_4): Add memory clobber.
11599 (cli_sei): New insn from former "enable_interrupt",
11600 "disable_interrupt" with memory clobber.
11601 (*wdt): New insn from former "wdt" with memory clobber.
11602 (*nopv): Similar, but for "nopv".
11603 (*sleep): Similar, but for "sleep".
11605 2012-03-07 Oleg Endo <olegendo@gcc.gnu.org>
11606 Kaz Kojima <kkojima@gcc.gnu.org>
11609 * config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
11610 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
11611 (SUBTARGET_OVERRIDE_OPTIONS): Define.
11613 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
11615 * config/i386/predicates.md (x86_64_zext_general_operand): New.
11616 * config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
11617 predicate to x86_64_zext_general_operand. Accept "Z" constraint.
11619 2012-03-07 Walter Lee <walt@tilera.com>
11621 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
11622 REG_CFA_* notes for the stack pointer.
11623 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
11624 EH_RETURN_STACKADJ_RTX.
11625 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
11626 generate REG_CFA_* notes for the stack pointer.
11627 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
11628 by EH_RETURN_STACKADJ_RTX.
11630 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
11632 * doc/invoke.texi (AVR Built-in Macros): Correct condition for
11633 when __AVR_3_BYTE_PC__ is defined.
11635 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
11637 * config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
11638 (ix86_print_operand): Handle '^'.
11639 * config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
11640 using P mode iterator. Add %^ to asm template to conditionally emit
11642 (*rep_movdi_rex64): Ditto.
11643 (*strsetdi_rex_1): Ditto.
11644 (*rep_stosdi_rex64): Ditto.
11645 (*strmov{si,hi,qi}_1): Add %^ to asm template to
11646 conditionally emit addr32 prefix.
11647 (*rep_mov{si,qi}): Ditto.
11648 (*strset{si,hi,qi}): Ditto.
11649 (*rep_stos{si,qi}): Ditto.
11650 (*cmpstrnqi_nz_1): Ditto.
11651 (*cmpstrnqi_1): Ditto.
11652 (*strlenqi_1): Ditto.
11654 2012-03-07 H.J. Lu <hongjiu.lu@intel.com>
11656 * config/i386/i386.c (function_value_64): Return pointers in
11657 word_mode instead of Pmode.
11658 (ix86_promote_function_mode): Likewise.
11660 2012-03-07 Richard Guenther <rguenther@suse.de>
11662 * coverage.c (get_gcov_type): Use type_for_mode.
11663 (get_gcov_unsigned_t): Likewise.
11664 * expr.c (store_constructor): Use type_for_mode.
11665 (try_casesi): Likewise.
11666 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size): Remove.
11667 (add_standard_iv_candidates): Use standard type trees.
11668 * dojump.c (do_jump): Remove dead code.
11670 2012-03-07 Richard Guenther <rguenther@suse.de>
11672 * c-typeck.c (pointer_diff): Use c_common_type_for_size.
11674 2012-03-07 Richard Guenther <rguenther@suse.de>
11676 * convert.c (strip_float_extensions): Move ...
11677 * tree.c (strip_float_extensions): ... here.
11679 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
11682 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
11684 2012-03-07 Richard Guenther <rguenther@suse.de>
11686 * omp-low.c (extract_omp_for_data): Use signed_type_for.
11687 (expand_omp_for_generic): Likewise.
11688 (expand_omp_for_static_nochunk): Likewise.
11689 (expand_omp_for_static_chunk): Likewise.
11690 * tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
11691 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
11692 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
11693 Use unsigned_type_for.
11694 (vect_create_cond_for_align_checks): Use signed_type_for.
11696 2012-03-07 Andrey Belevantsev <abel@ispras.ru>
11698 PR rtl-optimization/52203
11699 * sel-sched.c (estimate_insn_cost): New parameter pempty. Adjust
11700 all callers to pass NULL except ...
11701 (reset_sched_cycles_in_current_ebb): ... here, save the value
11702 in new variable 'empty'. Increase issue_rate only for
11705 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
11708 * Makefile.in: Let install-gcc-ar depend on installdirs,
11709 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
11710 Don't double canonicalize if cross-compiling.
11712 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
11715 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
11716 to: RAMPZ, RAMPY, RAMPX, RAMPD.
11717 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
11719 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
11722 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
11724 * config/avr/avr.md (xload_8): Adjust insn length.
11726 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
11729 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
11730 if RAMPZ affects reading from RAM.
11732 2012-03-07 Richard Guenther <rguenther@suse.de>
11736 * doc/invoke.texi (Precompiled Headers): Remove sentence that
11737 suggests you can include PCHs from inside another header.
11739 2012-03-07 Richard Sandiford <rdsandiford@googlemail.com>
11741 PR middle-end/52515
11742 * rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.
11744 2012-03-07 Kai Tietz <ktietz@redhat.com>
11746 * doc/invoke.texi (fwritable-relocated-rdata): Document
11747 new Cygwin/MinGW target option.
11748 * config/i386/winnt.c (i386_pe_unique_section): Ignore
11749 reloc if flag -fwritable-relocated-rdata is not set.
11750 (i386_pe_section_type_flags): Likewise.
11751 * config/i386/cygming.opt (fwritable-relocated-rdata):
11752 Add new flag variable flag_writable_rel_rdata.
11754 2012-03-07 Richard Guenther <rguenther@suse.de>
11756 * tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
11757 precision against gimple constraints.
11759 2012-03-06 Richard Sandiford <rdsandiford@googlemail.com>
11761 PR middle-end/52372
11762 * rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
11764 (GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
11765 * emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
11767 (init_emit_regs): Move associated initialization to...
11768 (init_emit_once): ...here.
11770 2012-03-06 Richard Henderson <rth@redhat.com>
11772 * config/m68k/m68k.h (ISA_HAS_TAS): New.
11773 * config/m68k/sync.md (atomic_test_and_set): Use it.
11774 (atomic_test_and_set_1): Likewise.
11776 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
11779 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
11780 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
11781 (vector_ltgt<mode>): Likewise.
11782 (vector_ordered<mode>): Likewise.
11783 (vector_unordered<mode>): Likewise.
11784 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
11786 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
11788 * trans-mem.c: New typedef for tm_region_p.
11789 Define vector types for tm_region_p.
11790 (tm_region_init): Replace region_worklist to a vector called
11793 2012-03-06 Richard Guenther <rguenther@suse.de>
11795 * fold-const.c (build_fold_addr_expr_with_type_loc): Fold
11796 MEM_REF with constant pointer operand.
11798 2012-03-06 Richard Guenther <rguenther@suse.de>
11800 PR middle-end/52493
11801 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
11803 2012-03-06 Tristan Gingold <gingold@adacore.com>
11805 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle octaword.
11806 (external_model_kind): Improve documentation.
11807 (vms_pragma_extern_model): Handle relaxed_redef.
11808 (vms_c_register_pragma): Allow expansion for nomember_alignment.
11810 2012-03-06 Georg-Johann Lay <avr@gjlay.de>
11812 * doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
11813 Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
11814 Some more notes on EIND usage and reorder EIND subsection.
11816 2012-03-06 Tristan Gingold <gingold@adacore.com>
11818 * config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
11819 * config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.
11821 2012-03-06 Tristan Gingold <gingold@adacore.com>
11823 * config/vms/t-vmsnative (version): Define.
11824 * config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.
11826 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
11828 PR rtl-optimization/52250
11829 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
11830 to put note list into. Unconditionally call move_bb_info.
11831 (move_bb_info): Do not assert the blocks being in the same region,
11832 just drop the note list if they are not.
11834 2012-03-06 Oleg Endo <olegendo@gcc.gnu.org>
11837 * config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
11838 and use unified expansion logic.
11839 * config/sh/sh.md (xorsi3_movrt): Rename to movrt. Move
11840 closer to the existing movt insn.
11841 (negc): Rename insn to *negc. Add new expander.
11842 (movnegt): Use xor pattern for T bit negation. Reserve helper
11843 constant for negc pattern.
11844 (*movnegt): New insn and splitter.
11846 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
11848 * c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
11851 2012-03-05 Richard Henderson <rth@redhat.com>
11853 * genemit.c (main): Include "target.h" in insn-emit.c.
11854 * Makefile.in (insn-emit.o): Depend on TARGET_H.
11855 * config/sh/sync.md (atomic_test_and_set): Reference
11856 targetm.atomic_test_and_set_trueval instead of
11857 TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.
11859 2012-03-05 Joern Rennecke <joern.rennecke@embecosm.com>
11861 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
11864 2012-03-05 Steven Bosscher <steven@gcc.gnu.org>
11866 * langhooks.c (add_builtin_type): New function.
11867 * langhooks.h (add_builtin_type): Export it.
11868 * config/mep/mep.c (mep_init_builtins): Use it.
11869 * config/rs6000/rs6000.c (rs6000_init_builtins): Use it.
11871 2012-03-05 Jakub Jelinek <jakub@redhat.com>
11874 * tree.h (BLOCK_SAME_RANGE): Define.
11875 * function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
11876 if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
11877 Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
11878 isn't equal to supercontext fragment's fragment chain.
11879 Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
11881 (blocks_nreverse_all): Likewise.
11882 (reorder_blocks_1): Compute BLOCK_SAME_RANGE bits. Set
11883 BLOCK_SUPERCONTEXT to supercontext fragment instead of
11884 supercontext fragment's fragment origin.
11885 * dwarf2out.c (add_high_low_attributes): If stmt has the same
11886 range as its parent (or parents thereof etc.), use the parent's
11887 DW_AT_ranges value instead of creating a new .debug_ranges range.
11889 2012-03-05 Richard Henderson <rth@redhat.com>
11892 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
11893 * omp-low.c (expand_omp_atomic): Assume anything aligned to
11894 BIGGEST_ALIGNMENT is aligned.
11896 2012-03-05 Richard Henderson <rth@redhat.com>
11898 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
11899 * config/sh/sh.c: ... here.
11901 2012-03-05 Richard Henderson <rth@redhat.com>
11904 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
11905 instead of calling negqi2 directly.
11907 2012-03-05 Aldy Hernandez <aldyh@redhat.com>
11909 PR middle-end/52463
11910 * trans-mem.c (tm_region_init): Use last_basic_block.
11912 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
11914 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
11915 * config/sh/sync.md (atomic_test_and_set): New expander.
11916 (tasb, atomic_test_and_set_soft): New insns.
11917 * config/sh/sh.opt (menable-tas): New option.
11918 * doc/invoke.texi (SH Options): Document it.
11920 2012-03-05 Richard Guenther <rguenther@suse.de>
11922 * cfgloop.c (verify_loop_structure): Verify dominators before
11924 * graphite-clast-to-gimple.c (graphite_verify): Do not verify
11925 dominators from here.
11926 * graphite-scop-detection.c (create_sese_edges): Likewise.
11927 * loop-doloop.c (doloop_optimize_loops): Likewise.
11928 * loop-init.c (loop_optimizer_init): Likewise.
11929 * loop-unroll.c (unroll_and_peel_loops): Likewise.
11930 * loop-unswitch.c (unswitch_loops): Likewise.
11931 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
11932 * tree-parloops.c (parallelize_loops): Likewise. Verify
11933 only when checking is enabled.
11934 * tree-loop-distribution.c (tree_loop_distribution): Likewise.
11936 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
11938 * genautomata.c (parse_automata_opt): New static function.
11939 (initiate_automaton_gen): Remove all option handling code. Remove
11940 argc argument. All callers changed.
11941 (main): Call init_rtx_reader_args_cb with the new function as argument.
11943 2012-03-05 Richard Guenther <rguenther@suse.de>
11945 * cfgexpand.c (gimple_expand_cfg): Free dominator info.
11946 * tree-if-conv.c (combine_blocks): Free post-dominator info
11948 * tree-parloops.c (create_parallel_loop): Free and re-compute
11949 dominator info after breaking it.
11951 2012-03-05 Richard Guenther <rguenther@suse.de>
11953 PR middle-end/52353
11954 * optabs.h (trapv_unoptab_p): New function.
11955 (trapv_binoptab_p): Likewise.
11956 * optabs.c (expand_binop): Use emit_libcall_block_1 with
11957 a proper equiv_may_trap argument.
11958 (expand_unop): Likewise.
11959 (emit_libcall_block_1): Take extra argument whether the
11960 instruction may trap. Renamed from ...
11961 (emit_libcall_block): ... this. New wrapper.
11963 2012-03-05 Jakub Jelinek <jakub@redhat.com>
11965 PR tree-optimization/51721
11966 * tree-vrp.c (register_edge_assert_for_2): If comparing
11967 lhs of right shift by constant with an integer constant,
11968 add ASSERT_EXPRs for the rhs1 of the right shift.
11970 * cfgrtl.c (cfg_layout_merge_blocks): Cleanup.
11972 2012-03-05 Richard Guenther <rguenther@suse.de>
11974 * tree.c (integer_zerop): Handle VECTOR_CSTs.
11975 (integer_onep): Likewise.
11976 (integer_all_onesp): Likewise.
11978 2012-03-05 Georg-Johann Lay <avr@gjlay.de>
11980 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
11982 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
11984 * config/i386/i386.c (pro_epilogue_adjust_stack): Check Pmode
11985 instead of TARGET_64BIT.
11987 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
11989 * config/i386/i386.c (ix86_expand_prologue): Check Pmode to set
11992 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
11994 * config/i386/i386.c (ix86_print_operand_address): Only handle
11995 zero-extended DImode addresses.
11997 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
11999 * config/i386/i386.c (ix86_print_operand) <case '+'>: Declare
12000 taken and cputaken as bool.
12002 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
12004 * config/i386/constraints.md (Ya): New internal constraint.
12005 * config/i386/i386.md (zero_extendsidi2): Remove expansion.
12006 (*zero_extendsidi2_rex64): Add x,x alternative.
12007 (*zero_extendsidi2): Ditto. Add o,0 alternative.
12008 Remove flags reg clobber. Adjust corresponding splits.
12009 (zero_extend<mode>si2): Macroize expander from zero_extendhisi2 and
12010 zero_extendqisi2 expanders using SWI12 mode iterator.
12011 (zero_extend<mode>si2_and): Macroize insn from
12012 zero_extendhisi2_and and zero_extendqisi2_and. Merge corresponding
12014 (*zero_extend<mode>si2): Macroize insn from
12015 *zero_extendhisi2_movzbl and *zero_extendqisi2_movzbl.
12016 (*zero_extend*2_movzbl_and): Remove insn patterns.
12017 (zero_extendqihi2_and): Merge corresponding splitter.
12018 (*zero_extendqihi2): Rename from *zero_extendqihi2_movzbl.
12019 (*zero_extend*2_movzbl_and): Remove insn patterns.
12020 (*anddi_1): Split TYPE_IMOVX instructions.
12021 (*andsi_1): Use Ya for alternative 2. Split TYPE_IMOVX instructions.
12023 (and->zext splitter): Add splitter pattern.
12024 (zero extend with andsi3 splitter): Adjust zero_extend pattern.
12026 2012-03-04 Sandra Loosemore <sandra@codesourcery.com>
12028 * doc/invoke.texi (C++ Dialect Options): Minor copy-edits to
12030 (Debugging Options): Likewise.
12031 (Optimize Options): Likewise.
12032 (i386 and x86-64 Options): Discuss -march before -mtune, consistently
12033 with other architectures. Use official processor names with correct
12034 spelling/capitalization. Fix formatting and grammar issues.
12035 (i386 and x86-64 Windows Options): Similar cleanup here.
12037 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
12039 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
12041 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
12043 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
12044 DBX_REGISTER_NUMBER.
12046 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
12048 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
12049 operand is CONST_INT. Take COSTS_N_INSNS into account.
12050 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value
12053 2012-03-02 Richard Henderson <rth@redhat.com>
12055 * optabs.c (expand_atomic_test_and_set): Honor
12056 atomic_test_and_set_trueval even when atomic_test_and_set
12057 optab is not in use.
12059 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
12063 * config/sh/sh.c (sh_register_move_cost): Increase cost between
12064 GENERAL_REGS and FP_REGS for SImode.
12066 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
12069 * config/sh/sh.md (negdi2): Add TARGET_SH1 condition.
12070 (absdi2): New expander.
12071 (*absdi2, *negabsdi2, negdi_cond): New insns and splits.
12073 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
12075 * config/sh/sync.md (atomic_exchange<mode>): New expander.
12076 (atomic_exchange<mode>_soft): New insn.
12078 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
12080 * config/sh/sync.md: Update copyright notice dates.
12081 (atomic_compare_and_swap<mode>): Use SImode for return value instead
12083 (atomic_compare_and_swap<mode>_soft): Likewise.
12085 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
12088 * config/sh/sh.h (LOOP_ALIGN): Move logic to sh_loop_align.
12089 * config/sh/sh.c: Update copyright notice dates.
12090 (sh_loop_align): Add logic from LOOP_ALIGN. Don't disable loop
12091 alignment for TARGET_HARD_SH4.
12092 (sh_option_override): Reduce default function alignment. Set
12093 loop alignment to 4 bytes when not optimizing for size.
12095 2012-03-02 Maxim Kuvyrkov <maxim@codesourcery.com>
12097 PR middle-end/50335
12098 * doc/invoke.texi (floop-flatten): Remove.
12099 * toplev.c (process_options): Remove references to flag_loop_flatten.
12100 * tree-ssa-loop.c (gate_graphite_transform): Same.
12101 * common.opt (floop-flatten): Obsolete.
12102 * graphite-poly.c (apply_poly_transforms): Remove reference to
12104 * Makefile.in (graphite-flattening.o): Remove.
12105 * graphite-flattening.c: Remove.
12107 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
12109 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
12110 having mode compatible with the mode of previous compare. Substitute
12111 compare mode of previous compare with the mode, compatible
12112 with eliminated and previous compare.
12114 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
12116 * config/rs6000/dfp.md (floatdidd2): New define_insn.
12118 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
12120 * config/i386/i386.c (ix86_cc_modes_compatible): Declare CCZmode
12121 compatible with CCGOCmode and CCGCmode.
12123 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
12125 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
12127 2012-03-02 Ulrich Weigand <ulrich.weigand@linaro.org>
12129 * config/arm/arm.c (arm_sat_operator_match): New function.
12130 * config/arm/arm-protos.h (arm_sat_operator_match): Add prototype.
12131 * config/arm/arm.md ("insn" attribute): Add "sat" value.
12132 ("SAT", "SATrev"): New code iterators.
12133 ("SATlo", "SAThi"): New code iterator attributes.
12134 ("*satsi_<SAT:code>"): New pattern.
12135 ("*satsi_<SAT:code>_shift"): Likewise.
12136 * config/arm/arm-fixed.md ("arm_ssatsihi_shift"): Add "insn"
12137 and "shift" attributes.
12138 ("arm_usatsihi"): Add "insn" attribute.
12139 * config/arm/predicates.md (sat_shift_operator): Allow multiplication
12140 by powers of two. Do not allow shift by 32.
12142 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
12145 * config/i386/i386.c (construct_container): Use gen_reg_or_parallel
12146 to pass the argument in the register of "natural" mode.
12148 2012-03-02 Richard Guenther <rguenther@suse.de>
12150 PR tree-optimization/52406
12151 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
12152 (struct indices): Add unconstrained_base member.
12153 (struct dr_alias): Remove unused vops member.
12154 (DR_UNCONSTRAINED_BASE): New define.
12155 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
12156 add indices to allow their disambiguation. Make DR_BASE_OBJECT
12157 be an artificial access that covers the whole indexed object,
12158 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
12159 plain decl base-objects to their MEM_REF variant.
12160 (dr_may_alias_p): When the base-object of either data reference
12161 has unknown size use only points-to information.
12162 (compute_affine_dependence): Make dumps easier to read and
12164 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
12165 DR_REF when looking for packed references.
12166 (vect_supportable_dr_alignment): Likewise.
12168 2012-03-02 Greta Yorsh <Greta.Yorsh@arm.com>
12170 * config/arm/arm-ldmstm.ml (write_ldm_commutative_peephole):
12171 Improve conditions for peepholes of loads followed by commutative
12173 * config/arm/ldmstm.md: Regenerated.
12175 2012-03-02 Richard Guenther <rguenther@suse.de>
12177 * BASE-VER: Set to 4.8.0.
12179 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
12181 * config.gcc (obsolete): Add all ARM targets using the FPA.
12182 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
12183 * doc/install.texi: Avoid references to obsolete ARM ports.
12185 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
12187 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
12189 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
12190 Joern Rennecke <joern.rennecke@embecosm.com>
12192 * doc/extend.texi: Expand and update information on interrupt
12193 attribute for Epiphany.
12195 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
12197 * config/sh/sh-protos.h: Update copyright notice dates.
12198 * config/sh/sh.h: Likewise.
12199 * config/sh/sh.md: Likewise.
12200 * config/sh/constraints.md: Likewise.
12201 * config/sh/predicates.md: Likewise.
12203 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
12205 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
12206 * config/sh/sh.c (tertiary_reload_operand): Likewise.
12208 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
12210 * config/sh/constraints.md: Fix comment typo.
12212 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12215 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
12216 unsigned HOST_WIDE_INT.
12217 (zvdep_imm64): Likewise.
12218 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
12219 (vdepi_and): Likewise.
12220 Likewise for unamed 64-bit patterns.
12221 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
12223 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
12226 PR rtl-optimization/52417
12227 * cselib.c (cselib_any_perm_equivs): New variable.
12228 (cselib_reset_table): Check that it's not set when not
12229 preserving constants.
12230 (cselib_add_permanent_equiv): Set it.
12231 (cselib_have_permanent_equivalences): New.
12232 (cselib_init, cselib_finish): Reset it.
12233 * cselib.h (cselib_have_permanent_equivalences): Declare.
12234 * alias.c (get_addr): Restore earlier behavior when there
12235 aren't permanent equivalences.
12237 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
12239 * config/mn10300/mn10300-modes.def: Fix copyright notice.
12240 * config/v850/v850-modes.def: Fix copyright notice.
12242 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
12244 * doc/extend.texi (AVR Built-in Functions): Document
12245 __builtin_avr_flash_segment.
12247 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
12248 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
12249 (*split.flash_segment): New insn-and-split.
12250 * config/avr/avr.c (avr_init_builtins): Add local variables:
12251 const_memx_void_node, const_memx_ptr_type_node,
12252 char_ftype_const_memx_ptr.
12254 2012-03-01 Jakub Jelinek <jakub@redhat.com>
12256 PR tree-optimization/52445
12257 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
12258 add ssa_name_ver, offset and size fields and change store field
12260 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
12261 (add_or_mark_expr): Likewise. Only consider previous stores
12262 with the same size and offset.
12263 (nt_init_block): Only look at gimple_assign_single_p stmts,
12264 doesn't look at rhs2.
12266 2012-03-01 Richard Guenther <rguenther@suse.de>
12268 PR middle-end/52443
12269 * tree-cfg.c (verify_gimple_assign_unary): Allow any
12270 conversions from integral types to pointer types.
12272 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
12274 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
12275 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
12276 unintentionally removed in r184616.
12278 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
12280 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
12283 2012-02-29 Jakub Jelinek <jakub@redhat.com>
12284 Uros Bizjak <ubizjak@gmail.com>
12287 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
12288 alternatives, add "e" constraint to the new last alternative
12289 and ! to last 3 alternatives.
12291 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
12293 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
12294 DW_AT_artificial attributes at the end of the processing.
12295 (gen_array_type_die): Likewise.
12296 (gen_enumeration_type_die): Likewise.
12297 (gen_struct_or_union_type_die): Likewise.
12298 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
12301 2012-02-29 Jakub Jelinek <jakub@redhat.com>
12303 PR middle-end/52419
12304 * expr.c (expand_assignment): If doing misaligned store that doesn't
12305 cover all mode bits, perform a RMW cycle.
12307 PR tree-optimization/52429
12308 * tree-parloops.c (separate_decls_in_region_debug): Return early
12309 if var is LABEL_DECL.
12311 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12313 PR tree-optimization/52424
12314 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
12315 calling dom_thread_across_edge.
12317 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
12319 * config/avr/avr.c: Move definition of TARGET macros to end of file.
12321 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
12323 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
12324 * config/avr/avr.c (avr_output_bld): Remove unused function.
12325 (avr_out_sbxx_branch): Use "%T" to print bit position.
12327 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
12329 * config/avr/avr.md: Untabify.
12331 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
12333 * config/avr/avr.md (eqne): New code iterator.
12334 (*dec-and-branchsi): Use it in text peephole's condition.
12335 (*dec-and-branchhi): Ditto.
12336 (*dec-and-branchqi): Ditto.
12338 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
12341 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
12342 the device does not have the skip-bug.
12344 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
12346 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
12347 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
12348 -mpretend-cmove): New.
12350 2012-02-29 Jakub Jelinek <jakub@redhat.com>
12353 * df.h (struct df_d): Adjust comment that hard_regs_live_count
12354 doesn't count DEBUG_INSN refs.
12355 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
12356 for DEBUG_INSN refs.
12358 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12362 2012-02-20 Richard Guenther <rguenther@suse.de>
12363 PR tree-optimization/52298
12364 * tree-vect-stmts.c (vectorizable_load): Properly use
12365 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing outer loops.
12367 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
12369 PR middle-end/51752
12370 * gimple.h (gimple_in_transaction): New.
12371 (gimple_set_in_transaction): New.
12372 (struct gimple_statement_base): Add in_transaction field.
12373 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
12375 (tree_ssa_lim_initialize): Compute transaction bits.
12376 * tree.h (compute_transaction_bits): Protoize.
12377 * trans-mem.c (tm_region_init): Use the heap to store BB
12379 (compute_transaction_bits): New.
12381 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12383 * gcc.c (display_help): Document --help=common and sort entries
12386 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12388 * doc/install.texi: Document check-$LANG specific shortcuts
12390 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
12393 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
12395 * config/arm/arm_neon.h: Regenerate.
12396 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
12397 (neon_vcgeu): New insn.
12398 (neon_vcgtu): Likewise.
12399 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
12400 (ops): Unsigned comparison intrinsics call a different builtin.
12402 2012-02-28 Richard Guenther <rguenther@suse.de>
12405 * config/i386/i386.c (ix86_expand_vector_set): Fix element
12406 ordering for the VEC_CONCAT for two element vectors for
12407 V2SFmode, V2SImode and V2DImode.
12409 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
12412 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
12413 detecting big-endian triplets.
12415 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
12417 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
12418 mode if there is no type information available.
12420 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
12422 PR tree-optimization/53207
12423 * doc/invoke.texi: Document as experimental and relying on graphite.
12425 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
12427 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
12428 of initializer to changes from r184614.
12430 2012-02-28 Richard Guenther <rguenther@suse.de>
12432 PR tree-optimization/52395
12433 * tree-sra.c (build_ref_for_offset): Also look at the base
12434 TYPE_ALIGN when figuring out the alignment of the replacement.
12436 2012-02-28 Richard Guenther <rguenther@suse.de>
12438 PR tree-optimization/52402
12439 * ipa-prop.c (ipa_modify_call_arguments): Properly use
12440 mis-aligned types when creating the accesses at the call site.
12442 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
12444 * config/avr/builtins.def: New file.
12445 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
12446 * config/avr/avr.c (enum avr_builtin_id): Use it.
12447 (avr_init_builtins): Use it. And use avr_bdesc.
12448 (bdesc_1arg): Remove.
12449 (bdesc_2arg): Remove.
12450 (bdesc_3arg): Remove.
12451 (struct avr_builtin_description): Add field n_args.
12452 (avr_bdesc): New static variable using builtins.def.
12453 (avr_expand_builtin): Use it.
12454 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
12455 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
12456 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
12458 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
12461 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
12462 match only one single hard register with respective hard reg rtx.
12463 (movmemx_<mode>): Ditto.
12464 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
12465 insn anatomy of movmem[x]_<mode>.
12466 (avr_out_movmem): Same for printing assembler and operand usage.
12468 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
12472 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
12473 address spaces located outside of device flash.
12475 * config/avr/avr.h (base_arch_s): Remove field n_segments.
12476 (mcu_type_s): Add field n_flash.
12477 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
12478 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
12479 (AVR_MCU): Add N_FLASH argument.
12480 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
12481 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
12482 macro __FLASH<n> if that address space makes sense for the device.
12483 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
12484 outside of target flash.
12485 (avr_asm_named_section): Ditto.
12486 (avr_asm_select_section): Ditto.
12487 (avr_addr_space_convert): Ditto.
12488 (avr_emit_movmemhi): Ditto.
12489 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
12490 address space is outside of device flash.
12491 (avr_insert_attributes): Ditto.
12492 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
12493 avr_current_arch->n_segments.
12495 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
12498 * config/i386/i386.md (*movabs<mode>_1): Enable only for TARGET_LP64.
12499 (*movabs<mode>_2): Likewise.
12501 2012-02-27 Jakub Jelinek <jakub@redhat.com>
12504 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
12505 s_register_operand in the test instead of REG_P. Don't call
12506 gen_reg_rtx if it won't be used.
12508 PR tree-optimization/52376
12509 * ipa-split.c (split_function): Ignore CLOBBER stmts.
12511 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
12513 * ifcvt.c (noce_get_condition): Check condition variable is not
12514 small_register_classes_for_mode_p before accepting.
12516 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
12518 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
12520 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
12523 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
12524 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
12526 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
12528 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
12530 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
12532 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
12534 * config/sh/predicates.md: Remove blank lines.
12535 * config/sh/sh.c: Fix typos in comments.
12536 * config/sh/constraints.md: Likewise.
12537 * config/sh/sh.md: Remove blank lines.
12538 Fix typos in comments. Use ;; as comment characters.
12540 2012-02-26 Walter Lee <walt@tilera.com>
12542 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
12543 (replace_mov_pcrel_step2): Ditto.
12545 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
12548 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
12549 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
12550 and locs that reference values newer than the non-canonical value
12551 at hand. Return the canonical value as a worst case.
12552 (memrefs_conflict_p): Walk canonical value's locs.
12555 * cselib.c (preserve_only_constants): Rename to...
12556 (preserve_constants_and_equivs): ... this. Split out...
12557 (invariant_or_equiv_p): ... this. Preserve plus expressions
12558 of other preserved expressions too.
12559 (cselib_reset_table): Adjust.
12560 * var-tracking.c (reverse_op): Use canonical value to build
12563 2012-02-23 Kai Tietz <ktietz@redhat.com>
12565 * config/i386/i386.c (ix86_delegitimize_address): Handle
12566 UNSPEC_PCREL plus displacement.
12568 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
12571 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
12572 to test for unusedness in st X addressing.
12574 2012-02-24 Richard Guenther <rguenther@suse.de>
12576 PR middle-end/52361
12577 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
12578 (is_gimple_reg_type): Move inline ...
12579 * gimple.h (is_gimple_reg_type): ... here.
12581 2012-02-24 Richard Guenther <rguenther@suse.de>
12583 PR middle-end/52361
12584 * passes.c (execute_function_todo): When verifying SSA form
12585 verify gimple form first.
12586 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
12588 2012-02-24 Richard Guenther <rguenther@suse.de>
12590 PR middle-end/52355
12591 * fold-const.c (fold_addr_of_array_ref_difference): New function.
12592 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
12594 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12596 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
12598 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12600 * tree-phinodes.c (make_phi_node): Mark static.
12601 * tree-flow.h (make_phi_node): Remove extern decl.
12602 * doc/gimple.texi (make_phi_node): Remove documentation.
12604 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12606 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
12607 * tree-ssa-sccvn.c (print_scc): Ditto.
12609 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12611 * doc/passes.texi (Full redundancy elimination): Fix typo.
12613 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12615 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
12617 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
12620 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
12622 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
12625 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
12627 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
12629 * config/avr/avr.md (code_stdname): Add ior, xor.
12630 (xior): New code iterator.
12631 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
12632 (*<code_stdname><mode>qi.byte1-3): Ditto.
12634 2012-02-23 Jakub Jelinek <jakub@redhat.com>
12636 PR tree-optimization/52019
12637 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
12640 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12642 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
12643 HAVE_INITFINI_ARRAY to work around namespace pollution in
12644 certain versions of newlib system headers.
12645 * config.in: Regenerate.
12646 * configure: Regenerate.
12647 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
12648 instead of HAVE_INITFINI_ARRAY.
12650 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
12653 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
12654 is not offsettable memory reference.
12656 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
12659 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
12660 setting avr_need_clear_bss_p for __gnu_lto* symbols.
12662 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
12664 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
12665 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
12667 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12669 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
12670 library on Solaris 8 even without TLS support.
12671 * configure: Regenerate.
12673 2012-02-22 Richard Guenther <rguenther@suse.de>
12675 PR middle-end/52329
12676 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
12677 for GIMPLE_DEBUG stmts.
12679 2012-02-22 Martin Jambor <mjambor@suse.cz>
12681 PR middle-end/51782
12682 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
12683 according to the base object.
12685 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
12687 PR rtl-optimization/50063
12688 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
12689 and 2 (8-bit SP) in operand 2.
12690 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
12691 setup to use movhi_sp_r instead of vanilla move to write SP.
12692 Adjust REG_CFA notes to superseed unspec.
12693 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
12695 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
12696 known to be off) only with TARGET_NO_INTERRUPTS. Never use
12697 irq_state 1 (IRQ known to be on) here.
12699 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
12701 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
12703 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
12704 assign_hard_reg): Likewise.
12706 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
12708 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
12710 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
12712 * config/avr/avr.md
12713 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
12714 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
12716 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
12718 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
12719 prototype from here to...
12720 * config/avr/avr.h: ...here.
12722 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
12725 * thumb2.md (thumb2_shiftsi3_short): Split register and
12726 immediate shifts. For register shifts tie operands 0 and 1.
12727 (peephole2 for above): Check that register-controlled shifts
12728 have suitably tied operands.
12730 2012-02-21 Quentin Neill <quentin.neill@amd.com>
12733 * config/i386/bdver1.md (bdver1_call, bdver1_push,
12734 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
12735 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
12736 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
12737 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
12738 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
12739 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
12740 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
12741 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
12742 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
12743 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
12744 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
12745 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
12746 bdver1_ssevector_avx256_unaligned_load,
12747 bdver1_ssevector_sse128_unaligned_load,
12748 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
12749 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
12750 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
12751 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
12752 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
12753 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
12754 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
12755 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
12756 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
12757 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
12758 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
12759 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
12760 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
12761 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
12762 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
12763 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
12764 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
12765 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
12766 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
12767 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
12768 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
12769 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
12770 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
12771 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
12772 bdver1_ssediv_double_load, bdver1_ssediv_double,
12773 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
12774 Add "bdver2" attribute.
12776 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12778 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
12779 default if possible and not specified otherwise.
12781 2012-02-21 Richard Guenther <rguenther@suse.de>
12783 PR middle-end/52314
12784 * gimplify.c (create_tmp_from_val): Use the main variant type
12785 for the type of the temporary we create.
12787 2012-02-21 Richard Guenther <rguenther@suse.de>
12789 PR tree-optimization/52324
12790 * gimplify.c (gimplify_expr): When re-gimplifying expressions
12791 do not gimplify a MEM_REF address operand if it is already
12794 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12796 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
12797 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
12799 2012-02-21 Richard Guenther <rguenther@suse.de>
12801 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
12802 nested_in_vect_loop.
12804 2012-02-21 Jakub Jelinek <jakub@redhat.com>
12806 PR tree-optimization/52318
12807 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
12808 vdef also to non-pure/const call stmts in the sequence.
12810 2012-02-21 Tristan Gingold <gingold@adacore.com>
12812 * config/vms/vms-ld.c (main): Fix IDENTIFICATION padding.
12814 2012-02-20 David S. Miller <davem@davemloft.net>
12816 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
12817 don't use the "rd %pc" instruction on v9 for PIC register loads.
12819 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
12821 PR middle-end/52141
12822 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
12823 in a transaction safe function.
12825 2012-02-20 Kai Tietz <ktietz@redhat.com>
12828 * stor-layout.c (place_field): Handle desired_align for
12831 2012-02-20 Richard Guenther <rguenther@suse.de>
12833 PR tree-optimization/52298
12834 * tree-vect-stmts.c (vectorizable_store): Properly use
12835 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
12837 (vectorizable_load): Likewise.
12838 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
12839 Access DR_STEP after ensuring it is not NULL.
12841 2012-02-20 Jakub Jelinek <jakub@redhat.com>
12843 PR tree-optimization/52286
12844 * fold-const.c (fold_binary_loc): For (X & C1) | C2
12845 optimization use double_int_to_tree instead of build_int_cst_wide,
12846 rewrite to use double_int vars.
12848 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12851 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
12853 Remove -e 0 from $gcc_cv_ld invocation.
12854 Only use __GLIBC_PREREQ if defined.
12855 Enable on Solaris since Solaris 8 patch.
12856 (gcc_SUN_LD_VERSION): New macro.
12857 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
12858 gcc_SUN_LD_VERSION for version number format.
12859 * configure: Regenerate.
12860 * varasm.c (get_elf_initfini_array_priority_section): Set
12861 SECTION_NOTYPE for non-default priority.
12862 Use get_section instead of get_unnamed_section to emit
12863 .init_array/.fini_array with default priority.
12865 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
12867 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
12868 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
12869 (mips_start_unique_function, mips_output_mips16_rdhwr)
12870 (mips_code_end): New functions.
12871 (TARGET_ASM_CODE_END): Define.
12873 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
12875 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
12876 to stubs with non-sibling calls.
12878 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
12880 * doc/invoke.texi (-fira-* options): Copy-edit.
12881 (ira-* parameters): Copy-edit.
12883 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
12885 * doc/invoke.texi: Minor copy-edits to bring into conformance with
12886 GCC coding conventions.
12888 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
12890 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
12891 when used as adjectives.
12893 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
12895 * doc/invoke.texi: Clean up "that"/"which" confusion.
12897 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
12899 * system.h: Poison SMALL_REGISTER_CLASSES
12900 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
12901 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
12903 2012-02-16 Jakub Jelinek <jakub@redhat.com>
12905 PR tree-optimization/52285
12906 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
12907 when deciding if a call is a tail call or tail recursion.
12909 2012-02-16 Kai Tietz <ktietz@redhat.com>
12911 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
12912 interger-constant displacement for UNSPEC_PCREL.
12914 2012-02-16 Jakub Jelinek <jakub@redhat.com>
12916 PR rtl-optimization/52208
12917 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
12918 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
12920 PR tree-optimization/52255
12921 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
12922 loop->header has virtual PHI, but exit_e->dest doesn't, add
12923 virtual PHI to exit_e->dest and adjust all uses after the loop.
12926 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
12927 children with clone_tree_hash, not after it.
12929 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
12931 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
12932 extended identifiers.
12934 2012-02-16 Jakub Jelinek <jakub@redhat.com>
12936 PR middle-end/51929
12937 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
12938 a same_body_alias, also test whether e->callee isn't a former
12939 or current clone of the decl this is a same body alias of.
12941 PR translation/52264
12942 * cgraphunit.c (verify_cgraph_node): Fix a typo.
12944 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
12946 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
12948 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
12951 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
12952 force_reg instead of copy_to_reg for better optimization. Force
12953 non-register or memory operands into a register.
12955 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
12957 * extend.texi: Reserve upper bits of memory model for future use.
12959 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
12960 Anatoly Sokolov <aesok@post.ru>
12961 Eric Weddington <eric.weddington@atmel.com>
12964 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
12965 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
12966 Rewrite initializers for .macro.
12967 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
12968 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
12969 atxmega32d4, atxmega32x1.
12970 avrxmega4: atxmega64a3, atxmega64d3.
12971 avrxmega5: atxmega64a1, atxmega64a1u.
12972 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
12973 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
12974 avrxmega7: atxmega128a1, atxmega128a1u.
12975 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
12976 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
12977 (struct base_arch_s): Rename reserved to xmega_p.
12978 Rename reserved2 to have_rampd.
12979 (AVR_XMEGA): New define.
12980 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
12981 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
12982 * config/avr/predicates.md (io_address_operand): Take into
12983 account SFR offset.
12984 (low_io_address_operand): Ditto.
12985 (high_io_address_operand): Ditto.
12986 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
12987 (enabled, movhi_sp_r): Use them.
12988 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
12989 cpp_define_formatted to built-in define __AVR_ARCH__.
12990 (__AVR_XMEGA__): New built-in define.
12991 (__AVR_HAVE_RAMPD__): New built-in define.
12992 (__AVR_HAVE_RAMPX__): New built-in define.
12993 (__AVR_HAVE_RAMPY__): New built-in define.
12994 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
12996 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
12997 (avr_option_override): Initialize them.
12998 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
12999 (avr_init_expanders): Initialize them. No more block several calls.
13000 (emit_push_sfr): New static function.
13001 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
13003 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
13004 (avr_print_operand): Print addreeses as symbols for
13005 RAMPX, RAMPY, RAMPD, CCP.
13006 (output_movhi): Handle AVR_XMEGA when writing to SP.
13007 (avr_out_movhi_mr_r_xmega): New static function.
13008 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
13009 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
13010 __RAMPD__, __CCP__ as needed.
13012 * config/avr/multilib.h: Regenerate.
13013 * config/avr/t-multilib: Regenerate.
13014 * config/avr/avr-tables.opt: Regenerate.
13016 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
13018 PR tree-optimization/50561
13019 * graphite-flattening.c (lst_project_loop): Do not
13020 remove old scattering dimensions after flattening.
13021 (lst_do_flatten): Likewise.
13023 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
13025 * doc/extend.texi (AVR Built-in Functions): Remove doc for
13026 __builtin_avr_map8, __builtin_avr_map16.
13027 Document __builtin_avr_insert_bits.
13029 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
13030 (insert_bits): New insn.
13031 (adjust_len.map_bits): Rename to insert_bits.
13032 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
13033 * avr-protos.h (avr_out_map_bits): Remove.
13034 (avr_out_insert_bits, avr_has_nibble_0xf): New.
13035 * config/avr/constraints.md (Cxf,C0f): New.
13036 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
13037 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
13038 New built-in define __BUILTIN_AVR_INSERT_BITS.
13039 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
13040 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
13041 (avr_move_bits): Rewrite.
13042 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
13044 (avr_map_op_t): New typedef.
13045 (avr_map_op): New static variable.
13046 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
13047 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
13048 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
13049 (bdesc_3arg, avr_expand_triop_builtin): New.
13050 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
13051 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
13052 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
13053 (avr_map_equal_p, avr_map_sig_p): Remove.
13054 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
13055 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
13056 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
13057 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
13058 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
13059 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
13061 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
13063 * config/c6x/c6x.md (reserve_cycles): New attribute.
13064 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
13065 don't reserve functional units after the branch occurs.
13067 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
13069 PR middle-end/52142
13070 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
13071 functions into non-tm_pure functions.
13073 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
13076 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
13077 (iterative_hash_canonical_type): Likewise.
13078 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
13081 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
13083 * haifa-sched.c (prune_ready_list): Ensure that if there is a
13084 sched-group insn, it either remains alone or the entire list is pruned.
13086 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
13088 * doc/install.texi (Prerequisites): Fix grammar.
13089 (Configuration): Likewise.
13091 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
13093 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
13094 MPC as part of GCC before describing configuring with --with-gmp etc.
13095 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
13096 sources are present.
13098 2012-02-14 Jakub Jelinek <jakub@redhat.com>
13101 * dwarf2out.c (clone_tree_hash): New function.
13102 (copy_decls_walk): Use it instead of clone_tree.
13104 2012-02-14 Richard Guenther <rguenther@suse.de>
13106 PR tree-optimization/52244
13107 PR tree-optimization/51528
13108 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
13109 replacements for integral types.
13111 2012-02-14 Walter Lee <walt@tilera.com>
13113 * config.gcc: Handle tilegx and tilepro.
13114 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
13115 tilegx and tilepro.
13116 Add HAVE_AS_TLS check for tilegx and tilepro.
13117 * configure: Regenerate.
13118 * doc/contrib.texi: Add Mat Hostetter and self.
13119 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
13120 Document instruction intrinsics and network accessing intrinsics.
13121 (TILEPro Built-in Functions): New node. Document instruction
13122 intrinsics and network accessing intrinsics.
13123 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
13124 (Specific, tilepro-*-linux*): Likewise.
13125 * doc/invoke.texi (TILE-Gx Options): New section.
13126 (TILEPro Options): New section.
13127 * doc/md.texi (TILE-Gx): New section.
13128 (TILEPro): New section.
13129 * common/config/tilegx/tilegx-common.c: New file.
13130 * common/config/tilepro/tilepro-common.c: New file.
13131 * config/tilegx/constraints.md: New file.
13132 * config/tilegx/linux.h: New file.
13133 * config/tilegx/mul-tables.c: New file.
13134 * config/tilegx/predicates.md: New file.
13135 * config/tilegx/sync.md: New file.
13136 * config/tilegx/t-tilegx: New file.
13137 * config/tilegx/tilegx-builtins.h: New file.
13138 * config/tilegx/tilegx-c.c: New file.
13139 * config/tilegx/tilegx-generic.md: New file.
13140 * config/tilegx/tilegx-modes.def: New file.
13141 * config/tilegx/tilegx-multiply.h: New file.
13142 * config/tilegx/tilegx-protos.h: New file.
13143 * config/tilegx/tilegx.c: New file.
13144 * config/tilegx/tilegx.h: New file.
13145 * config/tilegx/tilegx.md: New file.
13146 * config/tilegx/tilegx.opt: New file.
13147 * config/tilepro/constraints.md: New file.
13148 * config/tilepro/gen-mul-tables.cc: New file.
13149 * config/tilepro/linux.h: New file.
13150 * config/tilepro/mul-tables.c: New file.
13151 * config/tilepro/predicates.md: New file.
13152 * config/tilepro/t-tilepro: New file.
13153 * config/tilepro/tilepro-builtins.h: New file.
13154 * config/tilepro/tilepro-c.c: New file.
13155 * config/tilepro/tilepro-generic.md: New file.
13156 * config/tilepro/tilepro-modes.def: New file.
13157 * config/tilepro/tilepro-multiply.h: New file.
13158 * config/tilepro/tilepro-protos.h: New file.
13159 * config/tilepro/tilepro.c: New file.
13160 * config/tilepro/tilepro.h: New file.
13161 * config/tilepro/tilepro.md: New file.
13162 * config/tilepro/tilepro.opt: New file.
13164 2012-02-14 Jakub Jelinek <jakub@redhat.com>
13166 PR tree-optimization/52210
13167 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
13168 vect_model_simple_cost with two entry vect_def_type array instead
13169 of an address of dt.
13171 2012-02-14 Richard Guenther <rguenther@suse.de>
13174 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
13175 Do not stream DECL_QUALIFIER.
13176 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
13177 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
13178 (find_decls_types_r): Do not walk DECL_QUALIFIER.
13180 2012-02-14 Jakub Jelinek <jakub@redhat.com>
13183 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
13186 2012-02-13 Jakub Jelinek <jakub@redhat.com>
13189 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
13190 * cselib.c (cselib_subst_to_values_from_insn): New function.
13191 * sched-deps.c (add_insn_mem_dependence,
13192 sched_analyze_1, sched_analyze_2): Use it.
13194 2012-02-13 Jan Hubicka <jh@suse.cz>
13196 PR middle-end/52214
13197 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
13199 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
13201 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
13202 (GTM_SELF_SPECS): Define if not already defined.
13203 (driver_self_specs): Add GTM_SELF_SPECS.
13204 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
13205 (GTM_SELF_SPECS): Define.
13206 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
13207 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
13209 2012-02-13 Jakub Jelinek <jakub@redhat.com>
13211 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
13214 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
13216 PR middle-end/52230
13217 * omp-low.c (expand_omp_for): If a static schedule without chunk size
13218 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
13220 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
13223 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
13225 2012-02-13 Richard Guenther <rguenther@suse.de>
13227 PR translation/52211
13228 * passes.c (enable_disable_pass): Fix typo.
13230 2012-02-13 Jakub Jelinek <jakub@redhat.com>
13232 PR middle-end/52209
13233 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
13234 XOR for reduce_bit_field if type is unsigned.
13236 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
13238 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
13239 disallow changes from SFmode to mode with different size in FP regs.
13241 2012-02-12 Robert Millan <rmh@gnu.org>
13242 Gerald Pfeifer <gerald@pfeifer.com>
13244 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
13247 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
13249 PR rtl-optimization/52175
13250 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
13251 to frame-related instructions.
13253 2012-02-10 Jason Merrill <jason@redhat.com>
13256 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
13257 (demangle_new_symbols): Fill it.
13258 (scan_linker_output): Walk it.
13259 (start_tweaking): Split out from scan_linker_output.
13260 (maybe_tweak): Update sym->chosen.
13261 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
13263 2012-02-11 Jakub Jelinek <jakub@redhat.com>
13266 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
13268 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
13270 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
13271 having the same mode as previous compare.
13273 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
13275 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
13276 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
13277 (nonlocal_goto_internal): Likewise.
13278 (nonlocal_goto): Emit a use and an indirect jump directly.
13280 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
13283 * doc/extend.texi : Update comments for __atomic_compare_exchange and
13284 __atomic_{is,always}_lock_free.
13286 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
13289 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
13290 negative constant address for TARGET_X32.
13292 2012-02-10 Richard Henderson <rth@redhat.com>
13294 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
13295 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
13296 for GIMPLE_TRANSACTION. Tidy if's into a switch.
13298 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13299 Ira Rosen <irar@il.ibm.com>
13301 PR tree-optimization/50031
13302 * targhooks.c (default_builtin_vectorization_cost): Handle
13303 vec_promote_demote.
13304 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
13305 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
13306 all types of reduction and pattern statements.
13307 (vect_estimate_min_profitable_iters): Likewise.
13308 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
13309 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
13310 for explicit realigns.
13311 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
13312 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
13313 vec_promote_demote.
13314 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
13315 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
13316 vec_perm for VSX and handle vec_promote_demote.
13318 2012-02-10 Jakub Jelinek <jakub@redhat.com>
13320 PR middle-end/52177
13321 * builtins.c (fold_builtin_atomic_always_lock_free,
13322 expand_builtin_atomic_always_lock_free,
13323 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
13324 Return and/or test boolean_true_node/boolean_false_node instead of
13325 integer_one_node/integer_zero_node.
13327 2012-02-10 Jan Hubicka <jh@suse.cz>
13329 PR middle-end/48600
13330 * predict.c (predict_paths_for_bb): Prevent looping.
13331 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
13333 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
13335 * config/arm/arm.c (output_move_double): In one case properly
13336 count number of instructions that will be emitted.
13338 2012-02-10 Richard Guenther <rguenther@suse.de>
13340 PR translation/52193
13341 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
13343 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
13345 PR middle-end/52140
13346 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
13348 2012-02-09 Jakub Jelinek <jakub@redhat.com>
13351 * var-tracking.c (emit_note_insn_var_location): If
13352 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
13353 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
13354 non-NOTE_DURING_CALL_P insn.
13356 2012-02-09 Bin Cheng <bin.cheng@arm.com>
13358 PR middle-end/51867
13359 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
13361 2012-02-08 Magnus Granberg <zorry@gentoo.org>
13364 * gcc.c (switch_matches) Support switches with separated form,
13367 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
13369 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
13371 (RAMPZ_ADDR): Ditto.
13372 * config/avr/avr.c (avr_addr_t): New typedef.
13373 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
13374 (avr_init_expanders): Initialize it.
13375 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
13377 (expand_epilogue): Ditto.
13378 (avr_print_operand): Ditto.
13379 (avr_file_start): Ditto.
13380 (avr_emit_movmemhi): Ditto.
13382 2012-02-08 Richard Guenther <rguenther@suse.de>
13384 PR tree-optimization/46886
13385 * tree-flow.h (do_while_loop_p): Declare.
13386 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
13387 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
13389 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
13391 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
13392 always succeed for integers larger than a native word.
13394 2012-02-08 Richard Guenther <rguenther@suse.de>
13396 PR rtl-optimization/52170
13397 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
13398 properly handle integer vector modes.
13400 2012-02-08 Jakub Jelinek <jakub@redhat.com>
13402 PR gcov-profile/52150
13403 * coverage.c: Include target.h.
13404 (build_var): Call targetm.strip_name_encoding on the assembler name.
13405 Change one _ into . or $ if the target allows it.
13406 * Makefile.in (coverage.o): Depend on $(TARGET_H).
13408 PR rtl-optimization/52139
13409 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
13410 is a BARRIER after emit_insn_after_noloc, move BB_END
13411 to the last non-BARRIER insn before it.
13413 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
13415 PR middle-end/24306
13416 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
13417 (mips_gimplify_va_arg_expr): Call it instead of
13418 std_gimplify_va_arg_expr.
13420 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
13422 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
13423 message for -mno-pointers-to-nested-function.
13425 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
13427 PR middle-end/51994
13428 * expr.c (get_inner_reference): If there is an offset, add a negative
13429 bit position to it (if any).
13431 2012-02-07 Jakub Jelinek <jakub@redhat.com>
13433 PR rtl-optimization/52060
13434 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
13435 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
13436 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
13437 and/or i0src_copy2 when needed.
13439 2012-02-07 Jakub Jelinek <jakub@redhat.com>
13441 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
13442 or LTOPLUGINSONAME if have_c.
13444 * config/freebsd-spec.h: Add comment about what macros can be defined
13446 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
13447 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
13450 2012-02-07 Richard Guenther <rguenther@suse.de>
13452 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
13453 newline in -alias dumps.
13455 2012-02-07 Kai Tietz <ktietz@redhat.com>
13456 Dave Korn <dave.korn.cygwin@gmail.com>
13459 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
13460 Take care that typinfo gets dllexport-attribute.
13462 2012-02-07 Jakub Jelinek <jakub@redhat.com>
13464 PR middle-end/52074
13465 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
13466 if modifier < EXPAND_SUM call force_operand on the result.
13468 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
13470 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
13471 adding __forwarder_dst__ prefix if a forwarder_section attribute is
13473 (epiphany_function_type): Replace types for specific interrupts with
13474 EPIPHANY_FUNCTION_INTERRUPT.
13475 (EPIPHANY_INTERRUPT_P): Update.
13476 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
13477 New static function.
13478 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
13479 <disinterrupt>: Affects type identity.
13480 (epiphany_handle_interrupt_attribute): Handle variable number of
13482 (epiphany_compute_function_type): Update for new
13483 epiphany_function_type definition.
13484 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
13485 handlers with a longcall forwarder.
13486 (epiphany_start_function): Handle multiple interrupt arguments and/or
13487 forwarder_section attribute.
13489 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
13492 2012-02-07 Alan Modra <amodra@gmail.com>
13495 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
13498 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13500 PR tree-optimization/50969
13501 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
13502 use vec_perm rather than vector_stmt.
13503 (vect_model_load_cost): Likewise.
13504 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
13505 vec_perm to be the same as other vector statements.
13506 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
13507 cost of vec_perm for TARGET_VSX.
13509 2012-02-06 Richard Guenther <rguenther@suse.de>
13511 PR tree-optimization/52115
13512 * tree-sra.c (access_has_replacements_p): New function.
13513 (sra_modify_assign): Use it to decide whether a use is uninitialized.
13515 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
13517 PR middle-end/52047
13518 * trans-mem.c (expand_call_tm): Add an assertion.
13519 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
13522 2012-02-06 Richard Guenther <rguenther@suse.de>
13524 PR tree-optimization/50955
13525 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
13526 raise cost of expressions that replace an address with an
13527 expression based on a different pointer.
13529 2012-02-06 Jakub Jelinek <jakub@redhat.com>
13532 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
13533 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
13535 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
13538 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
13539 -Weffc++ and specify guidelines come from second edition.
13541 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
13543 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
13544 (sibcall_value_multiple_internal, call_split, call_internal_direct)
13545 (call_direct_split, call_value_split, call_value_internal_direct)
13546 (call_value_direct_split, call_value_multiple_split): Use jal and
13547 jal_macro attributes.
13549 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
13551 * reload1.c (reload_regs_reach_end_p): Replace with...
13552 (reload_reg_rtx_reaches_end_p): ...this function.
13553 (new_spill_reg_store): Update commentary.
13554 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
13555 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
13556 before setting new_spill_reg_store.
13557 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
13558 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
13559 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
13560 for non-spill reload registers.
13562 2012-02-05 Ira Rosen <irar@il.ibm.com>
13564 PR tree-optimization/52091
13565 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
13566 (vect_is_simple_use_1): Likewise.
13567 * tree-vect-loop.c (vectorizable_reduction): Update calls
13568 to vect_is_simple_use_1 and vect_is_simple_use.
13569 (vectorizable_live_operation): Likewise.
13570 * tree-vect-patterns.c (widened_name_p,
13571 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
13572 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
13573 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
13574 vectorizable_shift,vectorizable_operation, vectorizable_store,
13575 vectorizable_load): Likewise.
13576 (vect_is_simple_cond): Add an argument, pass it to
13577 vect_is_simple_use_1.
13578 (vectorizable_condition): Update calls to vect_is_simple_cond,
13579 vect_is_simple_use.
13580 (vect_is_simple_use): Add an argument, the statement in which
13581 OPERAND is used. Check that if OPERAND's def stmt is a double
13582 reduction phi node, the use is a phi node too.
13583 (vect_is_simple_use_1): Add an argument, pass it to
13584 vect_is_simple_use.
13585 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
13586 to vect_is_simple_use.
13588 2012-02-04 Jakub Jelinek <jakub@redhat.com>
13590 PR rtl-optimization/52095
13591 * modulo-sched.c (dump_insn_locator): New function.
13592 (loop_canon_p, sms_schedule): Use it.
13594 PR rtl-optimization/52113
13595 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
13596 even for decomposable shift/zext insns.
13598 2012-02-03 Jakub Jelinek <jakub@redhat.com>
13599 Zdenek Dvorak <ook@ucw.cz>
13601 PR rtl-optimization/52092
13602 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
13603 on get_iv_value result.
13605 2012-02-02 Andrew Pinski <apinski@cavium.com>
13607 PR middle-end/47982
13608 PR middle-end/43967
13609 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
13611 2012-02-02 Jakub Jelinek <jakub@redhat.com>
13613 PR middle-end/48071
13614 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
13616 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
13618 PR rtl-optimization/49800
13619 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
13620 (sched_finish): Call regstat_free_n_sets_and_refs.
13622 2012-02-02 Jia Liu <proljc@gmail.com>
13624 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
13627 2012-02-02 Jan Hubicka <jh@suse.cz>
13628 Tom de Vries <tom@codesourcery.com>
13630 PR middle-end/51998
13631 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
13632 * varpool.c (varpool_analyze_pending_decls): Likewise.
13634 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
13635 Jayant R Sonar <jayant.sonar@kpitcummins.com>
13637 * config.gcc: Add cr16-* support.
13639 * doc/extend.texi: Document cr16 extensions.
13640 * doc/install.texi: Document cr16 install.
13641 * doc/invoke.texi: Document cr16 options.
13642 * doc/md.texi: Document cr16 constraints.
13644 * common/config/cr16/cr16-common.c: New file.
13645 * config/cr16/cr16.c: New file.
13646 * config/cr16/cr16.h: New file.
13647 * config/cr16/cr16.md: New file.
13648 * config/cr16/cr16.opt: New file.
13649 * config/cr16/cr16-protos.h: New file.
13650 * config/cr16/predicates.md: New file.
13651 * config/cr16/constraints.md: New file.
13652 * config/cr16/t-cr16: New file.
13654 2012-02-02 Jakub Jelinek <jakub@redhat.com>
13657 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
13658 that operands[2] is either immediate, or q_regs_operand.
13660 PR tree-optimization/52073
13661 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
13662 a pattern stmt for pattern uses, ignore uses outside of the loop.
13664 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
13666 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
13667 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
13668 (OUT_AS1, OUT_AS2): Remove.
13670 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
13672 PR rtl-optimization/51374
13673 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
13674 to cross other volatile_refs_p insns.
13676 2012-02-01 Richard Guenther <rguenther@suse.de>
13678 * doc/invoke.texi (fno-inline): Clarify documentation.
13679 (finline-small-functions): Likewise.
13680 (finline-functions): Likewise.
13681 * common.opt (finline): Adjust comment and documentation.
13682 (finline-small-functions): Clarify documentation.
13683 (finline-functions): Likewise.
13684 (finline-functions-called-once): Likewise.
13686 2012-02-01 Tristan Gingold <gingold@adacore.com>
13688 * c-typeck.c (composite_type): Keep mode for pointers.
13690 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
13692 * function.h (regno_reg_rtx): Adjust comment.
13693 * reginfo.c (init_reg_modes_target): Only use the previous mode
13694 if it fits within one register. Remove MIPS comment.
13696 2012-01-31 Jakub Jelinek <jakub@redhat.com>
13699 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
13701 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13703 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
13704 to srak instruction.
13706 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
13708 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
13710 2012-01-31 Jakub Jelinek <jakub@redhat.com>
13715 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
13717 2012-01-31 Richard Guenther <rguenther@suse.de>
13719 PR tree-optimization/51528
13720 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
13723 2012-01-31 Jakub Jelinek <jakub@redhat.com>
13728 * ree.c (add_removable_extension): Change def_map argument
13729 to unsigned *, store in def_map 1 + offset into *insn_list vector
13730 instead of pointers into the vector.
13731 (find_removable_extensions): Adjust caller.
13733 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
13735 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
13736 Transform all "* quoted-c-code" to { c-code }.
13737 Remove redundant test for "optimize" in combine patterns.
13738 Move (include "avr-dimode.md") to end of file.
13740 2012-01-30 Bin Cheng <bin.cheng@arm.com>
13743 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
13744 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
13746 2012-01-30 Richard Guenther <rguenther@suse.de>
13748 PR tree-optimization/52028
13749 * tree-loop-distribution.c (ldist_gen): Properly update
13752 2012-01-30 Jakub Jelinek <jakub@redhat.com>
13755 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
13756 set_cur_line_info_table if not emitting debug info.
13758 PR tree-optimization/52046
13759 * tree-vect-patterns.c (check_bool_pattern): Give up if
13760 a comparison could throw.
13763 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
13765 2012-01-30 Richard Guenther <rguenther@suse.de>
13767 PR tree-optimization/52045
13768 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
13769 SSA form if cfgcleanup did anything.
13771 2012-01-30 Richard Guenther <rguenther@suse.de>
13773 PR tree-optimization/52045
13774 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
13775 before computing final todo.
13777 2012-01-30 Richard Guenther <rguenther@suse.de>
13779 PR tree-optimization/51528
13780 * tree-sra.c (sra_modify_assign): Re-factor in preparation
13783 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
13785 * df-problems.c (df_kill_notes): Check that the use refers
13786 to the note under examination.
13788 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
13791 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
13792 parameter and use short-lived pseudos.
13793 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
13794 (sparc_expand_vector_init): Const-ify local variables and adjust
13795 calls to above functions.
13797 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
13799 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
13801 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
13803 * doc/invoke.texi: Make usage of "compile time" and
13804 "run time"/"runtime" consistent throughout the file.
13806 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
13808 * config/alpha/alpha.c (alpha_option_override): Default to
13809 full IEEE compliance mode for Go language.
13811 2012-01-29 Tijl Coosemans <tijl@coosemans.org>
13813 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
13814 (LINK_SSP_SPEC): Define.
13816 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13819 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
13822 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
13824 * doc/invoke.texi: Correct hyphenation of "floating point",
13825 "double precision", and related terminology throughout the file.
13827 2012-01-28 Jakub Jelinek <jakub@redhat.com>
13830 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
13831 arm_general_register_operand predicate for operand 2 instead of
13834 2012-01-27 Ian Lance Taylor <iant@google.com>
13837 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
13838 * builtins.c (expand_builtin_init_trampoline): Add onstack
13839 parameter. Change caller.
13840 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
13841 * tree.c (build_common_builtin_nodes): Declare
13842 __builtin_init_heap_trampoline.
13844 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
13846 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
13847 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
13848 * config/avr/avr.c: Ditto.
13849 (avr_regnames): Remove because unused.
13850 * config/avr/avr.md (*cpse.ne): New peephole.
13851 (*cpse.eq): New peephole from former cpse peepholes.
13853 2012-01-27 Michael Eager <eager@eagercon.com>
13855 * config/microblaze.c (microblaze_emit_compare): Correct
13856 test after pcmp instruction.
13858 2012-01-27 Richard Guenther <rguenther@suse.de>
13860 PR tree-optimization/52020
13861 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
13863 2012-01-27 Richard Guenther <rguenther@suse.de>
13865 * ipa-pure-const.c (check_stmt): Clobbers do not make a
13866 function non-const/pure.
13868 2012-01-27 Richard Guenther <rguenther@suse.de>
13870 PR tree-optimization/50444
13871 * tree-sra.c (build_ref_for_offset): Properly adjust the
13872 MEM_REF type for unaligned accesses.
13874 2012-01-27 Richard Guenther <rguenther@suse.de>
13876 PR tree-optimization/50444
13877 * expr.c (mem_ref_refers_to_non_mem_p): New function.
13878 (expand_assignment): Use it. Properly handle misaligned
13879 bases when expanding stores to component references.
13880 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
13881 refactor that case.
13883 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
13885 PR middle-end/51389
13886 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
13887 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
13888 * tree-data-ref.c (find_data_references_in_loop): Make static.
13889 (compute_all_dependences): Change return type to bool. Bail out
13890 for too many datarefs in a loop. Move the hunk resetting the data
13891 dependences vector from ...
13892 (compute_data_dependences_for_loop): ... here. Account for
13893 compute_all_dependences returning false.
13894 (compute_data_dependences_for_bb): Likewise.
13895 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
13896 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
13898 2012-01-27 Richard Guenther <rguenther@suse.de>
13900 PR middle-end/51959
13901 * expr.c (store_field): Use the alias-set of the scratch memory
13904 2012-01-27 Tom de Vries <tom@codesourcery.com>
13906 PR tree-optimization/51990
13907 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
13909 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
13911 2012-01-27 Jakub Jelinek <jakub@redhat.com>
13914 * var-tracking.c (reverse_op): Don't add any reverse operation
13915 if V already has any constant locations.
13917 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
13919 * doc/invoke.texi: Correct usage of "command line" (noun)
13920 vs "command-line" (adjective) throughout.
13922 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
13924 * doc/invoke.texi (Language Independent Options): Move
13925 -Wcoverage-mismatch blurb from here....
13926 (Warning Options): ...to here.
13928 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
13930 * config/rs6000/rs6000.c (rs6000_option_override_internal):
13931 Set rs6000_always_hint to false for 476.
13933 2012-01-27 Matthias Klose <doko@ubuntu.com>
13935 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
13937 * incpath.c (add_standard_paths): Likewise.
13939 2012-01-27 Richard Henderson <rth@redhat.com>
13941 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
13942 * config/m68k/sync.md (atomic_test_and_set): Rename from
13943 sync_test_and_setqi and adjust the operands.
13944 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
13945 and unconditionally enable.
13947 2012-01-27 Richard Henderson <rth@redhat.com>
13949 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
13950 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
13951 (ldstub): Rename from ldstubqi.
13952 (ldstub<I24MODE>): Remove.
13954 2012-01-27 Richard Henderson <rth@redhat.com>
13956 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
13957 * c-cppbuiltin.c (cpp_atomic_builtins): Define
13958 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
13959 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
13960 * doc/tm.texi: Rebuild.
13962 2012-01-27 Richard Henderson <rth@redhat.com>
13964 * optabs.c (gen_atomic_test_and_set): Remove default.
13965 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
13967 2012-01-26 Jakub Jelinek <jakub@redhat.com>
13969 PR rtl-optimization/51978
13970 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
13971 (combine_reaching_defs): Likewise.
13972 (struct re_info): Remove.
13973 (add_removable_extension): Remove x and data arguments,
13974 add insn, insn_list and def_map. Use the arguments directly
13975 instead of using struct re_info.
13976 (find_removable_extensions): Don't call add_removable_extension
13977 through note_stores, instead just call it with single_set
13978 result if non-NULL.
13979 (find_and_remove_re): Pass curr_cand->expr instead of
13980 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
13982 2012-01-26 Michael Matz <matz@suse.de>
13984 PR tree-optimization/46590
13985 * cfgexpand.c: Revert last change (r183305).
13986 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
13988 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
13989 checking for emptiness.
13991 2012-01-26 Jakub Jelinek <jakub@redhat.com>
13993 PR middle-end/51895
13994 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
13995 non-addressable non-BLKmode base correctly.
13997 2012-01-26 Michael Matz <matz@suse.de>
13999 PR tree-optimization/48794
14000 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
14001 regions referenced from RESX/EH_DISPATCH.
14003 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14005 * config/s390/s390.h: Make BRANCH_COST an option.
14006 * config/s390/s390.opt: New option -mbranch-cost.
14008 2012-01-26 Richard Henderson <rth@redhat.com>
14010 Revert 2012-01-24 change:
14011 * trans-mem.c (requires_barrier): Do not instrument thread local
14012 variables and emit save/restore for them.
14014 2012-01-25 Jakub Jelinek <jakub@redhat.com>
14016 PR middle-end/51986
14017 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
14020 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
14022 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
14025 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
14028 Rename __pgm to __flash.
14029 Rename __pgm1 to __flash1.
14030 Rename __pgm2 to __flash2.
14031 Rename __pgm3 to __flash3.
14032 Rename __pgm4 to __flash4.
14033 Rename __pgm5 to __flash5.
14034 Rename __pgmx to __memx.
14035 * doc/extend.texi (AVR Named Address Spaces)
14036 Rename address space names as indicated above.
14037 * config/avr/avr.c (avr_addrspace): Ditto.
14039 * config/avr/avr-protos.h
14040 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
14041 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
14042 * config/avr/predicates.md: Ditto.
14043 * config/avr/avr.c Ditto, and
14044 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
14045 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
14047 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
14048 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
14049 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
14050 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
14051 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
14052 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
14053 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
14054 * config/avr/avr.c: Ditto.
14055 * config/avr/avr.md: Ditto.
14057 2012-01-25 Jason Merrill <jason@redhat.com>
14060 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
14062 2012-01-25 Jakub Jelinek <jakub@redhat.com>
14064 PR tree-optimization/51987
14065 * tree-data-ref.c (get_references_in_stmt): Handle references in
14066 non-volatile GIMPLE_ASM.
14068 2012-01-25 Richard Guenther <rguenther@suse.de>
14070 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
14071 bases are dereferenced.
14073 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
14075 PR rtl-optimization/48374
14076 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
14078 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
14080 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
14081 compute_data_dependences_for_loop returns false.
14082 * tree-parloops.c (loop_parallel_p): Likewise.
14084 2012-01-25 Richard Guenther <rguenther@suse.de>
14086 * tree.h (get_pointer_alignment_1): Declare.
14087 * builtins.c (get_pointer_alignment_1): New function.
14088 (get_pointer_alignment): Use it.
14090 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
14092 PR rtl-optimization/48308
14093 * combine.c (enum undo_kind): Add UNDO_LINKS.
14094 (struct undo): Add member l to other_contents and where.
14095 (do_SUBST_LINK): New.
14097 (try_combine): Handle LOG_LINKS for the dummy i1 case.
14098 (undo_all): Handle UNDO_LINKS.
14100 2012-01-25 Richard Henderson <rth@redhat.com>
14102 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
14105 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
14107 * optabs.c (gen_atomic_test_and_set): Use each argument.
14109 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
14111 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
14112 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
14113 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
14114 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
14115 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
14116 TARGET_PAIRED_SINGLE_FLOAT.
14118 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
14120 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
14121 (in_struct, return_val): Remove MEM documentation.
14122 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
14123 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
14124 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
14126 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
14127 * cfgexpand.c (add_alias_set_conflicts): Likewise.
14128 * expr.c (store_field): Likewise.
14129 * function.c (assign_stack_temp_for_type): Likewise.
14130 * ifcvt.c (noce_try_cmove_arith): Likewise.
14131 * reload1.c (reload): Likewise.
14132 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
14133 (alpha_set_memflags): Likewise.
14134 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
14136 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
14138 * rtl.h (true_dependence, canon_true_dependence): Remove varies
14140 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
14141 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
14142 (true_dependence_1, true_dependence, canon_true_dependence): Remove
14144 * cselib.c (cselib_rtx_varies_p): Delete.
14145 (cselib_invalidate_mem): Update call to canon_true_dependence.
14146 * dse.c (record_store, check_mem_read_rtx): Likewise.
14147 (scan_reads_nospill): Likewise.
14148 * cse.c (check_dependence): Likewise.
14149 (cse_rtx_varies_p): Delete.
14150 * expr.c (safe_from_p): Update call to true_dependence.
14151 * ira.c (validate_equiv_mem_from_store): Likewise.
14152 (memref_referenced_p): Likewise.
14153 * postreload-gcse.c (find_mem_conflicts): Likewise.
14154 * sched-deps.c (sched_analyze_2): Likewise.
14155 * store-motion.c (load_kills_store): Likewise.
14156 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
14157 * gcse.c (mems_conflict_for_gcse_p): Likewise.
14158 (compute_transp): Update call to canon_true_dependence.
14160 2012-01-25 Richard Henderson <rth@redhat.com>
14162 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
14163 (maybe_emit_atomic_test_and_set): New.
14164 (expand_sync_lock_test_and_set): Use it.
14165 (expand_atomic_test_and_set): Likewise.
14166 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
14167 the implementation; clarify implementation defined details.
14168 * doc/md.texi (atomic_test_and_set): Document.
14170 2012-01-25 Richard Henderson <rth@redhat.com>
14172 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
14174 2012-01-25 Richard Henderson <rth@redhat.com>
14177 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
14178 to effect no-op split.
14180 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
14183 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
14184 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
14185 (BT_FN_VOID_PTR_INT_SIZE): New.
14186 (BT_FN_UINT_UINT_VAR): Remove.
14187 (BT_FN_UINT32_UINT32_VAR): New.
14188 (BT_FN_DOUBLE_VPTR): Remove.
14189 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
14191 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
14192 (_ITM_changeTransactionMode): Same.
14193 (_ITM_memmoveRtWt): Change return type to void.
14194 (_ITM_memcpyRtWt): Same.
14195 (_ITM_memsetW): Same.
14196 (_ITM_RaRD): Change types to double.
14201 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
14203 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
14204 Patrick Marlier <patrick.marlier@gmail.com>
14206 * trans-mem.c (requires_barrier): Do not instrument thread local
14207 variables and emit save/restore for them.
14209 2012-01-24 Jason Merrill <jason@redhat.com>
14212 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
14213 output static aliases.
14215 2012-01-24 Jakub Jelinek <jakub@redhat.com>
14218 * common.opt (-pie, -shared, pie, shared): Change from Common to
14220 * gcc.c (display_help): Display help for -pie and -shared.
14222 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
14225 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
14226 Remove note on size/offset limitation.
14227 (AVR Variable Attributes): Add example how to read data located
14228 with progmem. Refer to named address spaces.
14229 * doc/invoke.texi (AVR Options): Fix typo.
14231 2012-01-24 Richard Guenther <rguenther@suse.de>
14233 Forward-port to trunk
14234 2010-09-21 Jakub Jelinek <jakub@redhat.com>
14236 PR middle-end/45678
14237 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
14238 op0 isn't sufficiently aligned and there is movmisalignM
14239 insn for mode, use it to load op0 into a temporary register.
14241 2012-01-24 Jakub Jelinek <jakub@redhat.com>
14244 * target.def (const_not_ok_for_debug_p): New hook.
14245 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
14247 * doc/tm.texi: Regenerated.
14248 * dwarf2out.c (const_ok_for_output_1): If
14249 targetm.const_not_ok_for_debug_p returns true, fail.
14250 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
14252 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
14254 2012-01-23 Kai Tietz <ktietz@redhat.com>
14257 * config/i386/predicates.md (symbolic_operand): Allow
14258 UNSPEC_PCREL as PIC expression for lea.
14259 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
14260 * config/i386/i386.c (ix86_delegitimize_address): Handle
14261 UNSPEC_PCREL for none-MEM, too.
14263 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
14265 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
14266 (ipa_tm_create_version_alias): Same.
14268 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
14271 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
14272 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
14274 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
14275 Patrick Marlier <patrick.marlier@gmail.com>
14276 Iain Sandoe <developer@sandoe-acoustics.co.uk>
14279 * lto-wrapper.c (run_gcc): Pass the LTO section name to
14280 simple_object_start_read.
14282 2012-01-23 Richard Guenther <rguenther@suse.de>
14285 PR tree-optimization/51895
14286 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
14287 parameter decomposition into BLKmode components.
14289 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
14291 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
14292 fake variables for restrict-qualified pointers whose pointed-to type
14293 contains a placeholder.
14295 2012-01-23 Richard Guenther <rguenther@suse.de>
14297 PR tree-optimization/51949
14298 * ipa-split.c (execute_split_functions): Do not split malloc functions.
14300 2012-01-23 Jakub Jelinek <jakub@redhat.com>
14302 PR rtl-optimization/51933
14303 * ree.c (transform_ifelse): Return true right away if dstreg is
14304 already wider or equal to cand->mode.
14305 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
14306 (make_defs_and_copies_lists): Remove defs_list and copies_list
14307 arguments, add state argument, just truncate state->work_list
14308 instead of always allocating and freeing the vector. Assert that
14309 get_defs succeeds instead of returning 2. Changed return type to bool.
14310 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
14311 have ext_src_mode, see if it has been modified already with the
14312 right kind of extension and has been extended before from the
14313 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
14314 just return true. Remember the original mode in state->modified array.
14315 (combine_reaching_defs): Add state argument. Don't allocate and
14316 free here def_list, copied_list and vec vectors, instead just
14317 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
14318 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
14319 Add state variable, clear vectors in it, initialize state.modified
14320 if needed. Free all the vectors at the end and state.modified too.
14321 Don't skip a candidate if the extension expression has been modified.
14323 2012-01-22 Douglas B Rupp <rupp@gnat.com>
14326 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
14327 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
14328 (extra_options) interix.opt -> i386/interix.opt"
14329 (extra_objs):Add winnt-stubs.o
14330 * configure.ac: Add interix to target_os .comm on PE check.
14331 * configure: Regenerate.
14332 * config/interix3.h: Delete and move bits to..
14333 * config/interix.h: Delete and move bits to..
14334 * config/i386/i386-interix3.h: Delete and move bits to..
14335 * config/i386/i386-interix.h: ..here.
14336 (TARGET_CPU_DEFAULT): Remove redefinition.
14337 (TARGET_ASM_CONSTRUCTOR): Undefine.
14338 (SUBTARGET_SWITCHES): Define for ms-bitfields.
14339 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
14340 (PTRDIFF_TYPE): Define.
14341 (LONG_DOUBLE_TYPE_SIZE): Define.
14342 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
14343 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
14344 (TARGET_SECTION_TYPE_FLAGS): Define.
14345 (ASM_DECLARE_FUNCTION_NAME): Define.
14346 (ASM_OUTPUT_EXTERNAL): Define.
14347 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
14348 (ASM_OUTPUT_ALIGNED_BSS): Define.
14349 (PCC_BITFIELD_TYPE_MATTERS): Define.
14350 (USE_CONST_SECTION): Define.
14351 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
14352 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
14353 (SUPPORTS_ONE_ONLY): Remove.
14354 (I386_PE_STRIP_ENCODING): Define.
14355 * config/interix.opt: Delete and move bits to..
14356 * config/i386/interix.opt: ..here. New.
14357 (mpe-aligned-commons): Add.
14358 * config/i386/t-interix: Add copyright header.
14359 (winnt-stubs.o): Add rule.
14361 2012-01-22 Jason Merrill <jason@redhat.com>
14364 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
14365 for extra name aliases.
14367 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
14369 PR rtl-optimization/51924
14370 * ree.c (combine_set_extension): Improve debugging message.
14371 (combine_reaching_defs): Likewise.
14372 (get_defs): Rename confusingly named variable.
14373 (find_and_remove_re): Skip a candidate if the extension expression has
14376 2012-01-21 Robert Millan <rmh@gnu.org>
14377 Gerald Pfeifer <gerald@pfeifer.com>
14379 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
14380 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
14382 2012-01-20 Jakub Jelinek <jakub@redhat.com>
14384 PR tree-optimization/51914
14385 * tree-vect-stmts.c (vectorizable_conversion): For
14386 cvt_type && modifier == WIDEN, put temporary with cvt_type
14387 at the beginning of vec_dsts and set vec_dest to temporary
14390 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
14392 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
14394 2012-01-20 Tijl Coosemans <tijl@coosemans.org>
14396 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
14397 * config/rs6000/rs6000.c: Likewise.
14399 2012-01-20 Jakub Jelinek <jakub@redhat.com>
14402 * config/arm/arm.c (arm_count_output_move_double_insns): Call
14403 output_move_double on a copy of operands array.
14405 2012-01-20 Cary Coutant <ccoutant@google.com>
14406 Dodji Seketeli <dodji@redhat.com>
14409 * dwarf2out.c (copy_declaration_context): Return ref to parent
14410 of declaration DIE, if necessary.
14411 (remove_child_or_replace_with_skeleton): Add new parameter; update
14412 caller. Place skeleton DIE under parent DIE of original declaration.
14413 Move call to copy_declaration_context to here ...
14414 (break_out_comdat_types): ... from here.
14416 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14418 PR rtl-optimization/51856
14419 * reload.c (find_reloads_subreg_address): Set the address_reloaded
14422 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
14425 * config/arm/arm.c (arm_print_operand): Correct output of alignment
14426 hints for neon loads and stores.
14428 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
14432 * doc/extend.texi (Named Address Spaces): Split into subsections.
14433 (AVR Named Address Spaces): New subsection.
14434 (M32C Named Address Spaces): New subsection.
14435 (RL78 Named Address Spaces): New subsection.
14436 (SPU Named Address Spaces): New subsection.
14437 (Variable Attributes): New anchor "AVR Variable Attributes".
14438 (AVR Variable Attributes): Rewrite and avoid wording
14439 "address space" in this context.
14440 * doc/invoke.texi (AVR Options): Rewrite and add documentation
14441 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
14442 (AVR Built-in Macros): New subsubsection therein.
14443 * doc/md.texi (AVR constraints): Remove "C04", "R".
14445 2012-01-20 Richard Guenther <rguenther@suse.de>
14447 PR tree-optimization/51903
14448 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
14449 when removing stmts.
14451 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
14454 * config/arm/arm.c (arm_load_pic_register): Use
14455 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
14456 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
14457 (arm_pic_static_addr): Likewise.
14458 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
14459 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
14460 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
14461 (pic_load_addr_unified): New.
14463 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
14466 * function.c (instantiate_virtual_regs_in_insn): Use
14467 delete_insn_and_edges when removing a wrong asm insn.
14469 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
14471 PR rtl-optimization/40761
14472 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
14473 Add new member loop_num.
14474 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
14475 (ira_build): Remove the parameter.
14477 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
14478 (ira.c): Do not build CFG loops for one region allocation. Remove
14479 argument from ira_build call.
14481 * ira-build.c (init_loop_tree_node): New function.
14482 (create_loop_tree_nodes): Use it. Separate the case when CFG
14483 loops are not built.
14484 (more_one_region_p): Check current_loops.
14485 (finish_loop_tree_nodes): Separate the case when CFG loops are not
14487 (add_loop_to_tree): Process loop equal to NULL too.
14488 (form_loop_tree): Separate the case when CFG loops are not built.
14489 Use explicitly number for the root.
14490 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
14492 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
14493 instead of loop->num.
14494 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
14495 (mark_all_loops_for_removal): Ditto.
14496 (remove_unnecessary_regions): Separate the case when CFG loops
14498 (ira_build): Remove the parameter. Use explicit number of regions
14499 when CFG loops are not built.
14501 * ira-color.c (print_loop_title): Separate the case for the root node.
14502 Use loop_num instead of loop->num.
14503 (move_spill_restore): Use loop_num instead of loop->num.
14505 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
14506 (change_loop): Ditto.
14507 (change_loop): Use loop_num instead of loop->num.
14509 * ira-lives.c (process_bb_node_lives): Ditto.
14511 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
14513 * ira-conflicts.c (print_allocno_conflicts): Ditto.
14515 2012-01-19 Jakub Jelinek <jakub@redhat.com>
14517 PR libmudflap/40778
14518 * tree-mudflap.c (mf_artificial): New function.
14519 (execute_mudflap_function_ops, execute_mudflap_function_decls,
14520 mx_register_decls, mudflap_enqueue_decl): Use it.
14523 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
14524 numbers in the insn pattern.
14526 2012-01-19 Michael Matz <matz@suse.de>
14528 PR tree-optimization/46590
14529 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
14530 use it in remembering which conflicts we already created.
14531 (add_scope_conflicts): Adjust call to above, (de)allocate helper
14534 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
14537 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
14538 (merge_and_complain): Same.
14540 2012-01-19 Jakub Jelinek <jakub@redhat.com>
14543 * config/initfini-array.h: Guard content of the header
14544 with #ifdef HAVE_INITFINI_ARRAY.
14545 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
14546 Add initfini-array.h to tm_file here.
14547 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
14548 * config.gcc: Don't add initfini-array.h to tm_file here.
14549 * configure: Regenerated.
14551 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
14553 PR rtl-optimization/51505
14554 * df-problems.c (df_kill_notes): New parameter live. Update comment.
14555 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
14556 (df_note_bb_compute): Update the call to df_kill_notes.
14558 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
14560 * trans-mem.c (requires_barrier): Remove call to is_global_var.
14562 2012-01-18 Richard Guenther <rguenther@suse.de>
14564 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
14565 of conversions to void *.
14567 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14568 Richard Sandiford <rdsandiford@googlemail.com>
14570 PR middle-end/50325
14571 PR middle-end/51192
14572 * optabs.h (simplify_expand_binop): Declare.
14573 * optabs.c (simplify_expand_binop): Make global.
14574 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
14575 endian targets if the source cannot be exactly covered by word
14578 2012-01-17 Jakub Jelinek <jakub@redhat.com>
14581 * hard-reg-set.h (struct hard_reg_set_container): New type.
14582 * target.h (struct hard_reg_set_container): Forward declare.
14583 * target.def (set_up_by_prologue): New target hook.
14584 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
14585 * doc/tm.texi: Regenerated.
14586 * function.c (thread_prologue_and_epilogue_insns): Change
14587 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
14588 Call targetm.set_up_by_prologue on it.
14589 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
14590 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
14592 2012-01-17 Nick Clifton <nickc@redhat.com>
14594 * config/rx/rx.c (rx_can_use_simple_return): New function.
14595 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
14596 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
14598 2012-01-17 Richard Guenther <rguenther@suse.de>
14600 PR middle-end/51782
14601 * expr.c (expand_assignment): Take address-space information
14602 from the address operand of MEM_REF and TARGET_MEM_REF.
14603 (expand_expr_real_1): Likewise.
14605 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14607 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
14608 reload dump is requested.
14610 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
14613 * trans-mem.c (requires_barrier): Call may_be_aliased.
14615 2012-01-17 Jakub Jelinek <jakub@redhat.com>
14617 PR tree-optimization/51877
14618 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
14619 call arguments and fndecls compare equal, instead return false if they
14620 don't. Return true only if lhs1 and lhs2 are either both NULL, or
14621 both SSA_NAMEs that are valueized the same, or they satisfy
14624 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14626 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
14628 * configure: Regenerate.
14630 2012-01-16 Jan Hubicka <jh@suse.cz>
14634 * convert.c (convert_to_integer): Use fold_convert for
14635 converting an INTEGER_CST to integer type.
14637 2012-01-16 Jason Merrill <jason@redhat.com>
14640 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
14642 2012-01-16 Jakub Jelinek <jakub@redhat.com>
14645 * config/s390/s390.c (s390_chunkify_start): Don't skip
14646 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
14647 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
14648 If insn is followed by NOTE_INSN_VAR_LOCATION or
14649 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
14650 Don't use location of note insns.
14652 PR tree-optimization/51865
14653 * tree-inline.c (tree_function_versioning): Call remap_decl
14654 on DECL_RESULT whenever it has VOID_TYPE_P type.
14656 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
14658 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
14659 for calls to locally-binding MIPS16 functions if only the return
14660 type uses float regs.
14662 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
14663 Richard Sandiford <rdsandiford@googlemail.com>
14665 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
14666 (SYMBOL_32_HIGH): Likewise.
14667 (mips_output_tls_reloc_directive): Declare.
14668 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
14669 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
14670 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
14671 (mips_lo_relocs, mips_hi_relocs): Make extern.
14672 (mips16_stub_function): Move up file.
14673 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
14674 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
14675 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
14676 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
14677 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
14678 (mips_get_tp): Add MIPS16 support.
14679 (mips_legitimize_tls_address): Remove MIPS16 sorry().
14680 Generalize DTPREL and TPREL handling.
14681 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
14682 Add MIPS16 TLS support.
14683 (mips_output_tls_reloc_directive): New function.
14684 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
14685 * config/mips/predicates.md (symbolic_operand_with_high)
14686 (tls_reloc_operand): New predicates.
14687 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
14688 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
14689 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
14690 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
14691 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
14692 (*tls_get_tp_mips16_call_<mode>): Likewise.
14694 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
14696 PR rtl-optimization/51821
14697 * recog.c (peep2_find_free_register): Determine clobbered registers
14700 2012-01-14 Denis Chertykov <chertykov@gmail.com>
14703 * config/avr/avr-protos.h: Revert change of 2012-01-09.
14704 * config/avr/avr.c: Likewise.
14705 * config/avr/avr.h: Likewise.
14707 2012-01-13 Ian Lance Taylor <iant@google.com>
14710 * tree.h (TYPE_QUALS): Add cast to int.
14711 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
14713 2012-01-13 Ian Lance Taylor <iant@google.com>
14715 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
14716 comparing param_index to VEC_length result.
14718 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
14720 * c-decl.c: Do not include tree-mudflap.h
14721 * tree-optimize.c: Likewise.
14722 * Makefile.in: Update dependencies.
14724 2012-01-13 Richard Guenther <rguenther@suse.de>
14727 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
14728 variable-sized result always use RSO.
14730 2012-01-12 DJ Delorie <dj@redhat.com>
14732 * cfgexpand.c (convert_debug_memory_address): Allow any valid
14733 pointer type, not just the default pointer type.
14735 2012-01-09 Richard Henderson <rth@redhat.com>
14736 Denis Chertykov <chertykov@gmail.com>
14739 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
14740 * config/avr/avr.c (avr_can_eliminate): Simplify.
14741 (avr_initial_elimination_offset): Likewise.
14742 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
14743 (expand_epilogue): Likewise.
14744 (avr_legitimize_address): Gut.
14745 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
14746 (avr_hard_regno_nregs): New.
14747 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
14748 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
14749 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
14750 add soft frame pointer.
14751 (CALL_USED_REGISTERS): Likewise.
14752 (REG_CLASS_CONTENTS): Likewise.
14753 (REGISTER_NAMES): Likewise.
14754 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
14755 (HARD_FRAME_POINTER_REGNUM): New.
14756 (FRAME_POINTER_REGNUM): Use soft frame pointer.
14757 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
14758 remove the HARD_FRAME_POINTER self-elimination.
14760 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
14763 * config/avr/avr.c (avr_encode_section_info): Test for absence of
14764 DECL_EXTERNAL when checking for initializers of progmem variables.
14766 2012-01-12 Ira Rosen <irar@il.ibm.com>
14768 PR tree-optimization/51799
14769 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
14770 that the last operation is a type demotion.
14772 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
14774 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
14775 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
14777 2012-01-11 Jakub Jelinek <jakub@redhat.com>
14780 * combine.c (distribute_notes): If i3 is a noreturn call,
14781 allow old_size to be equal to args_size and make sure the
14782 noreturn call gets REG_ARGS_SIZE note.
14783 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
14784 on noreturn calls even when the delta is 0.
14786 2012-01-11 Nathan Sidwell <nathan@acm.org>
14788 * gcov.c (STRING_SIZE): Remove.
14789 (generate_results): Erase annotations for source files with no
14790 coverage information.
14792 (output_lines): Use it.
14794 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
14796 * gimple.h (gimplify_body): Remove first argument.
14797 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
14798 pointer set here, instead just pass DATA to walk_tree.
14799 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
14800 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
14801 (unvisit_body): Likewise, but with unmark_visited.
14802 (gimplify_body): Remove BODY_P argument and adjust.
14803 (gimplify_function_tree): Adjust call to gimplify_body.
14804 * omp-low.c (finalize_task_copyfn): Likewise.
14806 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
14808 * tree.h (build_function_decl_skip_args): Add boolean parameter.
14809 (build_function_type_skip_args): Delete.
14810 * tree.c (build_function_type_skip_args): Make static and add
14811 SKIP_RETURN parameter. Fix thinko in the handling of variants.
14812 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
14813 pass it to build_function_type_skip_args.
14814 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
14815 (tree_function_versioning): Likewise.
14816 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
14817 build_function_decl_skip_args.
14818 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
14819 and pass it to build_function_decl_skip_args/tree_function_versioning.
14820 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
14821 * ipa-inline-transform.c (save_inline_function_body): Likewise.
14822 * trans-mem.c (ipa_tm_create_version): Likewise.
14823 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
14824 * tree-inline.c (declare_return_variable): Remove always-true test.
14825 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
14826 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
14827 * ipa-split.c (split_function): Skip the return value for the split
14828 part if it doesn't return.
14830 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14832 PR tree-optimization/49642
14833 * ipa-split.c (forbidden_dominators): New variable.
14834 (check_forbidden_calls): New function.
14835 (dominated_by_forbidden): Likewise.
14836 (consider_split): Check for forbidden dominators.
14837 (execute_split_functions): Initialize and free forbidden
14838 dominators info; call check_forbidden_calls.
14840 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
14842 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
14844 2012-01-11 Nick Clifton <nickc@redhat.com>
14846 * config/rx/rx.md (return): Define pattern.
14848 2012-01-11 Richard Guenther <rguenther@suse.de>
14850 * doc/extend.texi (malloc attribute): Adjust according to
14853 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
14854 Patrick Marlier <patrick.marlier@gmail.com>
14856 PR middle-end/51516
14857 * trans-mem.c (get_cg_data): Traverse aliases if requested.
14858 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
14859 (ipa_tm_note_irrevocable): Same.
14860 (ipa_tm_scan_irr_block): Same.
14861 (ipa_tm_decrement_clone_counts): Same.
14862 (ipa_tm_scan_irr_function): Same.
14863 (ipa_tm_create_version_alias): Same.
14864 (ipa_tm_create_version): Same.
14865 (ipa_tm_transform_calls_redirect): Same.
14866 (ipa_tm_transform_calls): Same.
14867 (ipa_tm_transform_transaction): Same.
14868 (ipa_tm_execute): Same.
14870 2012-01-10 Richard Guenther <rguenther@suse.de>
14872 PR middle-end/51806
14873 * opts.c (common_handle_option): Handle -Werror.
14875 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
14877 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
14880 2012-01-10 Jason Merrill <jason@redhat.com>
14882 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
14885 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14887 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
14888 supports R_386_TLS_GD_PLT reloc.
14889 (gcc_cv_as_ix86_tlsldmplt): Check if linker
14890 supports R_386_TLS_LDM_PLT reloc.
14891 * configure: Regenerate.
14892 * config.in: Regenerate.
14894 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
14897 Extend __pgmx semantics to linearize memory.
14898 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
14899 determine if code comes inline or from libgcc.
14900 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
14901 (movmem_qi, movmem_qi): Set constraint #2 to "n".
14902 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
14903 (movmemx_qi, movmemx_hi): New insns.
14904 (xload_<mode>_libgcc): Rewrite to new insn condition.
14905 (xload_<mode>): Remove insns.
14906 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
14907 cases that don't satisfy avr_xload_libgcc_p().
14908 (avr_addr_space_convert): Allow converting in any direction.
14909 (avr_addr_space_subset_p): Return always true.
14910 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
14911 (avr_emit_movmemhi): Ditto.
14912 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
14913 (avr_out_movmem): Ditto.
14914 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
14915 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
14916 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
14917 (avr_encode_section_info): Encode 'progmem' in symbol flags.
14918 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
14920 2012-01-10 Richard Guenther <rguenther@suse.de>
14922 PR tree-optimization/50913
14923 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
14924 Require data-refs to be representable by Graphite with respect
14927 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
14929 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
14930 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
14932 2012-01-10 Tom de Vries <tom@codesourcery.com>
14934 PR rtl-optimization/51271
14935 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
14936 handling annulled branch.
14938 2012-01-10 Richard Henderson <rth@redhat.com>
14940 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
14941 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
14942 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
14943 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
14944 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
14945 arm_expand_vec_perm_const): New.
14946 * config/arm/arm-protos.h: Update.
14947 * config/arm/neon.md (UNSPEC_VCONCAT): New.
14948 (*neon_vswp<VDQX>): New.
14949 (neon_vcombine<VDX>): Use neon_split_vcombine.
14950 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
14951 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
14952 (vec_perm<VE>): New.
14954 2012-01-10 Richard Henderson <rth@redhat.com>
14956 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
14957 use it if reload_completed.
14958 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
14959 arm_output_asm_insn, arm_process_output_memory_barrier,
14960 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
14961 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
14962 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
14963 arm_process_output_sync_insn, arm_output_sync_insn,
14964 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
14965 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
14966 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
14967 (emit_unlikely_jump): New.
14968 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
14969 (arm_split_atomic_op): New.
14970 * config/arm/arm-protos.h: Update.
14971 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
14972 (struct arm_sync_generator): Remove.
14973 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
14974 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
14975 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
14976 (VUNSPEC_LL, VUNSPEC_SC): New.
14977 (sync_result, sync_memory, sync_required_value, sync_new_value,
14978 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
14979 (attr length): Don't use arm_sync_loop_insns.
14980 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
14981 (movsfcc, movdfcc): Likewise.
14982 * config/arm/constraints.md (Ua): New.
14983 * config/arm/prediates.md (mem_noofs_operand): New.
14984 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
14985 (sync_clobber, sync_t2_reqd): Remove.
14986 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
14987 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
14988 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
14989 (arm_sync_compare_and_swap<SIDI>): Remove.
14990 (arm_sync_compare_and_swap<NARROW>): Remove.
14991 (arm_sync_lock_test_and_set<SIDI>): Remove.
14992 (arm_sync_lock_test_and_set<NARROW>): Remove.
14993 (arm_sync_new_<syncop><SIDI>): Remove.
14994 (arm_sync_new_<syncop><NARROW>): Remove.
14995 (arm_sync_new_nand<SIDI>): Remove.
14996 (arm_sync_new_nand<NARROW>): Remove.
14997 (arm_sync_old_<syncop><SIDI>): Remove.
14998 (arm_sync_old_<syncop><NARROW>): Remove.
14999 (arm_sync_old_nand<SIDI>): Remove.
15000 (arm_sync_old_nand<NARROW>): Remove.
15001 (*memory_barrier): Merge arm_output_memory_barrier.
15002 (atomic_compare_and_swap<QHSD>): New.
15003 (atomic_compare_and_swap<NARROW>_1): New.
15004 (atomic_compare_and_swap<SIDI>_1): New.
15005 (atomic_exchange<QHSD>): New.
15006 (cas_cmp_operand, cas_cmp_str): New.
15007 (atomic_op_operand, atomic_op_str): New.
15008 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
15009 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
15010 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
15011 (arm_load_exclusive<NARROW>): New.
15012 (arm_load_exclusivesi, arm_load_exclusivedi): New.
15013 (arm_store_exclusive<QHSD>): New.
15015 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
15017 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
15018 reload patterns if -mvsx-scalar-memory.
15020 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
15021 generated, even -mno-vsx-scalar-double was used.
15022 (vsx_xscvdpsp_scalar): Likewise.
15023 (vsx_xscvspdp_scalar2): Likewise.
15025 2012-01-09 Tom de Vries <tom@codesourcery.com>
15026 Andrew Pinski <apinski@cavium.com>
15029 * reorg.c (fill_slots_from_thread): Don't speculate
15030 frame-related insns.
15032 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
15034 * sched-int.h (bb_note): Move to...
15035 * basic-block.h: ...here.
15036 * haifa-sched.c (bb_note): Move to...
15037 * cfgrtl.c: ...here.
15038 * function.c (next_block_for_reg): New function.
15039 (move_insn_for_shrink_wrap): Likewise.
15040 (prepare_shrink_wrap): Rewrite to use the above.
15042 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
15044 * gimple.c (is_gimple_non_addressable): Remove.
15045 * gimple.h: Remove is_gimple_non_addressable.
15046 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
15047 is_gimple_non_addressable.
15048 * trans-mem.c (expand_assign_tm): Same.
15050 2012-01-09 Richard Guenther <rguenther@suse.de>
15052 PR tree-optimization/51775
15053 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
15054 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
15056 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
15058 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
15060 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
15062 2012-01-09 Richard Guenther <rguenther@suse.de>
15064 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
15066 2012-01-08 Jan Hubicka <jh@suse.cz>
15068 PR tree-optimize/51680
15069 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
15070 on when known_vals needs to be computed; cleanup.
15072 2012-01-08 Jan Hubicka <jh@suse.cz>
15074 PR tree-optimize/51694
15075 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
15077 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
15079 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
15080 for -std=c++98 and -std=c++11 too.
15082 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
15084 * cfgloop.c (cancel_loop): Add free() of bbs array.
15086 2012-01-07 Jan Hubicka <jh@suse.cz>
15088 PR tree-optimization/51600
15089 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
15090 that benefits small functions.
15092 2012-01-07 Jan Hubicka <jh@suse.cz>
15094 * ipa-inline.c (want_inline_small_function_p): Fix formating.
15096 2012-01-07 Jan Hubicka <jh@suse.cz>
15098 PR tree-optimization/51680
15099 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
15100 whose inlining reduce unit size.
15102 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
15105 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
15106 Add canonical node to containing_mem chain after the non-canonical
15107 one, even if there weren't any locs to propagate.
15108 (remove_useless_values): Keep only canonical values.
15109 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
15110 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
15111 canonicalize mem_chain elements that are not discarded.
15113 2012-01-06 Jakub Jelinek <jakub@redhat.com>
15116 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
15117 before emitting functions.
15119 PR gcov-profile/50127
15120 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
15121 clear_aux_for_blocks.
15123 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
15126 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
15128 2012-01-06 Arnaud Charlet <charlet@adacore.com>
15130 * c-decl.c (ext_block): Moved up.
15131 (collect_all_refs, for_each_global_decl): Take ext_block into account.
15133 2012-01-06 Han Shen <shenhan@google.com>
15135 Translate built-in include paths for sysroot.
15136 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
15137 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
15139 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
15140 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
15142 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
15143 control whether sysroot should be prepended to gxx include dir.
15145 * configure: Regenerate.
15147 2012-01-06 Torvald Riegel <triegel@redhat.com>
15149 PR rtl-optimization/51771
15150 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
15151 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
15153 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
15155 PR tree-optimization/51315
15156 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
15157 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
15159 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
15162 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
15163 for shrp pattern. Correctly handle and fixup shift variable.
15164 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
15166 2012-01-05 Jakub Jelinek <jakub@redhat.com>
15169 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
15170 note when !ACCUMULATE_OUTGOING_ARGS.
15172 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
15174 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
15176 (extract_range_from_unary_expr_1): Avoid useless computations.
15178 2012-01-05 Jakub Jelinek <jakub@redhat.com>
15180 PR rtl-optimization/51767
15181 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
15182 of jump_block and add an extra edge for degenerated asm gotos.
15184 PR middle-end/51768
15185 * stmt.c (check_unique_operand_names): Don't ICE during error
15186 reporting if i is from labels chain.
15188 PR middle-end/44777
15189 * profile.c (branch_prob): Split bbs that have exit edge
15190 and need a fake entry edge too.
15192 2012-01-05 Jan Hubicka <jh@suse.cz>
15194 PR middle-end/49710
15195 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
15198 2012-01-05 Richard Guenther <rguenther@suse.de>
15201 * tree-streamer-out.c (write_ts_optimization): New function.
15202 (streamer_write_tree_body): Call it.
15203 * tree-streamer-in.c (lto_input_ts_optimization): New function.
15204 (streamer_read_tree_body): Call it.
15205 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
15207 2012-01-05 Jakub Jelinek <jakub@redhat.com>
15209 PR middle-end/51761
15210 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
15211 * gimplify.c (gimplify_cleanup_point_expr): Save and set
15212 in_cleanup_point_expr before gimplify_stmt call and restore it
15214 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
15215 in_cleanup_point_expr is false.
15217 2012-01-05 Richard Guenther <rguenther@suse.de>
15219 PR middle-end/51764
15220 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
15222 * toplev.c (process_options): Reject combining mudflap and LTO.
15223 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
15225 2012-01-05 Richard Guenther <rguenther@suse.de>
15227 PR tree-optimization/51760
15228 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
15230 (bit_value_unop): Handle UNDEFINED operands.
15231 (bit_value_binop): Likewise.
15233 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
15235 * config/avr/avr.c (avr_replace_prefix): Remove.
15236 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
15237 (avr_asm_function_rodata_section): Ditto.
15238 (avr_asm_select_section): Ditto.
15240 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
15242 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
15245 2012-01-05 Jakub Jelinek <jakub@redhat.com>
15248 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
15249 calls that have any non-fake successor edges.
15252 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
15254 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
15256 PR tree-optimization/51624
15257 * tree-sra.c (build_ref_for_model): When replicating a chain of
15258 COMPONENT_REFs, stop as soon as the offset would become negative.
15260 2012-01-04 Jakub Jelinek <jakub@redhat.com>
15263 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
15264 in .debug_loc on the floor.
15266 2012-01-04 Andrew Pinski <apinski@cavium.com>
15268 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
15270 2012-01-04 Andrew Pinski <apinski@cavium.com>
15271 Adam Nemet <anemet@caviumnetworks.com>
15273 * config/mips/mips.md (size): Add SI and DI.
15274 (SIZE): New mode attribute.
15275 (U): New code attribute.
15276 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
15277 (mips_lbux_<mode>): Delete.
15278 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
15279 (mips_lhx): Use gen_mips_lhx_extsi.
15280 (mips_lhx_<mode>): Delete.
15281 (mips_lwx): Delete.
15282 (mips_l<size>x): New expand.
15283 (mips_lwx_<mode>): Delete.
15284 (mips_l<GPR:size>x_<P:mode>): New pattern.
15285 (*mips_lw<u>x_<P:mode>_ext): Likewise.
15286 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
15287 * config/mips/mips.c (mips_lx_address_p): New function.
15288 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
15289 (dsp64): New availability predicate.
15290 (mips_builtins): Add an entry for __builtin_mips_ldx.
15291 * config/mips/mips.h (ISA_HAS_LBX): New define.
15292 (ISA_HAS_LBUX): Likewise.
15293 (ISA_HAS_LHX): Likewise.
15294 (ISA_HAS_LHUX): Likewise.
15295 (ISA_HAS_LWX): Likewise.
15296 (ISA_HAS_LWUX): Likewise.
15297 (ISA_HAS_LDX): Likewise.
15298 * doc/extend.texi (__builtin_mips_ldx): Document.
15300 2012-01-04 Tristan Gingold <gingold@adacore.com>
15302 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
15303 when long pointers are used.
15304 * config.build (*-*-*vms*): Handle all OpenVMS targets.
15305 (alpha64-dec-*vms*, alpha*-dec-*vms*)
15306 (ia64-hp-*vms*): Remove.
15307 * config/vms/xm-vms64.h: Delete.
15309 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
15311 PR middle-end/51472
15312 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
15314 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
15316 * opts.c (finish_options): Remove duplicate sorry.
15318 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
15320 PR middle-end/51696
15321 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
15324 2012-01-04 Richard Guenther <rguenther@suse.de>
15326 PR middle-end/51750
15327 * tree.c (size_low_cst): New function.
15328 * tree.h (size_low_cst): Declare.
15329 * fold-const.c (fold_comparison): Use it to extract the low
15330 part of the POINTER_PLUS_EXPR offset.
15332 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
15334 Fix clearing ZERO_REG
15335 * config/avr/avr.md (cc): Add alternative "ldi".
15336 (movqi_insn): Use it in cc attribute.
15337 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
15338 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
15339 (output_reload_insisf): Use ZERO_REG to pre-clear register.
15341 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15343 * configure: Regenerate.
15345 2012-01-04 Richard Guenther <rguenther@suse.de>
15347 PR tree-optimization/49651
15348 * tree-ssa-structalias.c (type_can_have_subvars): New function.
15349 (var_can_have_subvars): Use it.
15350 (get_constraint_for_1): Only consider subfields if there can be any.
15352 2012-01-03 Jakub Jelinek <jakub@redhat.com>
15355 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
15356 to its new canonical_cselib_val and the cselib_val was in
15357 first_containing_mem chain, but the canonical_cselib_val was not,
15358 add the latter into the chain.
15359 (cselib_invalidate_mem): Compare canonical_cselib_val of
15360 addr_list chain elt with v.
15363 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
15364 dwarf2out_undef): Allocate e.info using ggc_strdup instead
15366 (output_macinfo_op): Don't ggc_strdup fd->filename.
15367 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
15368 then ggc_strdup it. Don't free inc->info or cur->info.
15369 (output_macinfo): Don't free ref->info or file->info.
15371 2012-01-03 Ira Rosen <irar@il.ibm.com>
15373 PR tree-optimization/51269
15374 * tree-vect-loop-manip.c (set_prologue_iterations): Make
15375 first_niters a pointer.
15376 (slpeel_tree_peel_loop_to_edge): Likewise.
15377 (vect_do_peeling_for_loop_bound): Update call to
15378 slpeel_tree_peel_loop_to_edge.
15379 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
15380 here. Remove it from the parameters list.
15381 (vect_do_peeling_for_alignment): Update calls and compute
15382 wide_prolog_niters.
15384 2012-01-03 Richard Guenther <rguenther@suse.de>
15386 PR tree-optimization/51070
15387 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
15388 Properly handle calls.
15390 2012-01-03 Richard Guenther <rguenther@suse.de>
15392 PR tree-optimization/51692
15393 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
15394 the LHS of allocation stmts.
15396 2012-01-03 Olivier Hainque <hainque@adacore.com>
15398 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
15400 2012-01-03 Olivier Hainque <hainque@adacore.com>
15402 * collect2.c (main): In AIX specific computations for vector
15403 insertions, use CONST_CAST2 to cast from char ** to const char **.
15405 2012-01-03 Richard Guenther <rguenther@suse.de>
15408 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
15409 the context of a limbo DIE when it does not already exist.
15411 2012-01-03 Jakub Jelinek <jakub@redhat.com>
15413 PR tree-optimization/51719
15414 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
15415 but direct call is, clear direct call's lhs and don't add fallthrough
15416 edge from dcall_bb to join_bb and PHIs.
15418 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15420 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
15421 the instructions emitted by the pattern.
15422 ("*TDC_insn_<mode>"): Add comment.
15424 2012-01-03 Richard Guenther <rguenther@suse.de>
15426 PR middle-end/51730
15427 * fold-const.c (fold_comparison): Properly canonicalize
15428 tree offset and HOST_WIDE_INT bit position.
15430 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
15432 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
15433 operands for extzv pattern.
15435 2012-01-02 Jakub Jelinek <jakub@redhat.com>
15438 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
15441 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
15443 * doc/invoke.texi (-flto and related options): Copy-edit.
15445 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
15447 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
15449 2012-01-02 Jakub Jelinek <jakub@redhat.com>
15451 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
15454 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
15456 * expr.h (move_by_pieces_ninsns): Declare.
15457 * expr.c (move_by_pieces_ninsns): Make external.
15458 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
15459 (mips_store_by_pieces_p): Likewise.
15460 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
15461 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
15462 * config/mips/mips.c (mips_move_by_pieces_p): New function.
15463 (mips_store_by_pieces_p): Likewise.
15465 2012-01-02 Jakub Jelinek <jakub@redhat.com>
15467 * passes.c (register_one_dump_file): Free full_name.
15469 * reload1.c (reload): Don't allocate reg_max_ref_width here.
15470 (calculate_elim_costs_all_insns): Free offsets_at and
15471 offsets_known_at at the end and clear the pointers.
15473 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
15475 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
15476 this option introduced in r180739.
15478 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
15481 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
15482 (tmake_file target=avr): Add avr/t-multilib.
15484 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
15485 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
15486 * config/avr/genmultilib.awk: New file.
15487 * config/avr/t-multilib: New auto-generated file.
15488 * config/avr/multilib.h: New auto-generated file.
15489 * config/avr/t-avr (AVR_MCUS): New variable.
15490 (genopt.sh): Use it.
15491 (s-mlib): Depend on t-multilib.
15492 (t-multilib, multilib.h): New dependencies.
15493 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
15494 (MULTILIB_OPTIONS): Remove.
15495 (MULTILIB_MATCHES): Remove.
15496 (MULTILIB_DIRNAMES): Remove.
15497 (MULTILIB_EXCEPTIONS): Remove:
15498 * config/avr/genopt.sh: Don't use hard coded file name;
15499 pass AVR_MCUS from t-avr instead.
15501 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
15503 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
15505 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
15507 Implement light-weight DImode support.
15508 * config/avr/avr-dimode.md: New file.
15509 * config/avr/avr.md: Include it.
15510 (adjust_len): Add plus64, compare64.
15511 (HIDI): Remove code iterator.
15512 (code_stdname): New code attribute.
15513 (rotx, rotsmode): Remove DI.
15514 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
15516 * config/avr/avr-protos.h (avr_have_dimode): New.
15517 (avr_out_plus64, avr_out_compare64): New.
15518 * config/avr/avr.c (avr_out_compare): Handle DImode.
15519 (avr_have_dimode): New variable definition and initialization.
15520 (avr_out_compare64, avr_out_plus64): New functions.
15521 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
15522 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
15523 (avr_compare_pattern): Skip DImode comparisons.
15525 2012-01-02 Revital Eres <revital.eres@linaro.org>
15527 * ddg.c (def_has_ccmode_p): New function.
15528 (add_cross_iteration_register_deps,
15529 create_ddg_dep_from_intra_loop_link): Call it.
15531 2012-01-02 Richard Guenther <rguenther@suse.de>
15534 * invoke.texi (fassociative-math): Remove spurious paranthesis.
15536 2012-01-01 Jakub Jelinek <jakub@redhat.com>
15538 * gcc.c (process_command): Update copyright notice dates.
15539 * gcov.c (print_version): Likewise.
15540 * gcov-dump.c (print_version): Likewise.
15541 * mips-tfile.c (main): Likewise.
15542 * mips-tdump.c (main): Likewise.
15544 2012-01-01 Ira Rosen <irar@il.ibm.com>
15546 PR tree-optimization/51704
15547 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
15548 a use is inside the basic block or loop before accessing its vect info.
15550 2012-01-01 Jan Hubicka <jhjh@suse.cz>
15552 PR rtl-optimization/51069
15553 * cfgloopmanip.c (remove_path): Removing path making irreducible
15554 region unconditional makes BB part of the region.
15556 2012-01-01 Jakub Jelinek <jakub@redhat.com>
15558 PR tree-optimization/51683
15559 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
15560 calls with side-effects.
15561 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
15563 Copyright (C) 2012 Free Software Foundation, Inc.
15565 Copying and distribution of this file, with or without modification,
15566 are permitted in any medium without royalty provided the copyright
15567 notice and this notice are preserved.