1 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
4 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
5 emit PIC sequence for fnaddr symbol reference in advance.
7 2012-07-06 Eric Botcazou <ebotcazou@adacore.com>
10 2012-06-14 Eric Botcazou <ebotcazou@adacore.com>
12 * dwarf2out.c (function_possibly_abstracted_p): New static function.
13 (gen_subprogram_die): Use it function_possibly_abstracted_p in lieu of
14 cgraph_function_possibly_inlined_p.
15 (gen_inlined_subroutine_die): Return if the origin is to be ignored.
16 (process_scope_var): Do not emit concrete instances of abstracted
17 nested functions from here.
18 (gen_decl_die): Emit the abstract instance if the function is possibly
19 abstracted and not only possibly inlined.
20 (dwarf2out_finish): Find the first non-abstract parent instance and
21 attach concrete instances on the limbo list to it.
23 2012-07-05 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
24 Julian Brown <julian@codesourcery.com>
28 * config/arm/neon-gen.ml (return_by_ptr): Delete.
29 (print_function): Handle empty strings.
30 (return): Delete use of return_by_ptr.
31 (mask_shape_for_shuffle): New function.
32 (mask_elems): Likewise.
33 (shuffle_fn): Likewise.
34 (params): Simplify and remove use of return_by_ptr.
35 (get_shuffle): New function.
36 (print_variant): Update.
37 * config/arm/neon.ml (rev_elems): New function.
38 (permute_range): Likewise.
39 (zip_range): Likewise.
40 (uzip_range): Likewise.
41 (trn_range): Likewise.
42 (zip_elems): Likewise.
43 (uzip_elems): Likewise.
44 (trn_elems): Likewise.
45 (features): New enumeration Use_shuffle. Delete ReturnPtr.
48 (ops): Update entries for Vrev64, Vrev32, Vrev16, Vtr, Vzip, Vuzp.
49 * config/arm/arm_neon.h: Regenerate.
51 2012-07-05 Richard Guenther <rguenther@suse.de>
53 * tree-pretty-print.c (dump_generic_node): Properly test
54 the result of exact_log2.
56 2012-07-05 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
58 * config/s390/s390-protos.h (s390_expand_movmem)
59 (s390_expand_cmpmem): Add return value.
60 * config/s390/s390.c (s390_expand_movmem, s390_expand_cmpmem):
61 Return FALSE to use the library function in some cases.
62 * config/s390/s390.md (movmem, cmpmem): Evaluate return value of C
65 2012-07-05 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
67 * config.gcc: Enable ifunc attribute by default on s390 and s390x.
69 2012-07-05 Steven Bosscher <steven@gcc.gnu.org>
71 * expr.c (try_casesi): Remove bogus ATTRIBUTE_UNUSED markers.
72 * stmt.c (dump_case_nodes): New.
73 (expand_case): Split out code generation parts into new functions.
74 (expand_switch_as_decision_tree_p): Split out from expand_case.
75 (emit_case_decision_tree): Likewise.
76 (emit_case_dispatch_table): Likewise.
78 2012-07-05 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
80 * config/arm/iterators.md (SDF): New mode iterator.
81 (V_if_elem): Add support for SF and DF modes.
83 (F_constraint): New mode iterator attribute.
84 (F_fma_type): Likewise.
85 config/arm/vfp.md (fma<SDF:mode>4): New pattern.
86 (*fmsub<SDF:mode>4): Likewise.
87 (*fmnsub<SDF:mode>4): Likewise.
88 (*fmnadd<SDF:mode>4): Likewise.
90 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
92 * expmed.c (expand_mult): Initialize coeff and is_neg.
94 2012-07-04 Oleg Endo <olegendo@gcc.gnu.org>
96 * config/sh/predicates.md (zero_extend_operand): New predicate.
97 * config/sh/sh.md (zero_extendhisi2): Simplify by using new
98 zero_extend_operand predicate.
99 (zero_extendqisi2): Likewise.
101 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
104 * ipa.c (symtab_remove_unreachable_nodes): Partially revert r187375
105 to not call cgraph_propagate_frequency if something was changed.
107 2012-07-04 Richard Guenther <rguenther@suse.de>
110 * gimple-fold.c (get_base_constructor): Do not return an
111 error_mark_node DECL_INITIAL.
113 2012-07-04 Richard Guenther <rguenther@suse.de>
115 PR tree-optimization/53844
116 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
117 the loop virtual PHI.
119 2012-07-04 Richard Guenther <rguenther@suse.de>
121 PR tree-optimization/53849
122 * tree-cfg.c (move_stmt_op): Only call add_referenced_var
123 for duplicated locals. Use add_referenced_var_1 to avoid
124 pushing/popping cfun.
126 2012-07-04 Kai Tietz <ktietz@redhat.com>
128 * config/i386/winnt.c (i386_pe_reloc_rw_mask): New function.
129 * config/i386/i386-protos.h (i386_pe_reloc_rw_mask): Add
131 * config/i386/cygming.h (TARGET_ASM_RELOC_RW_MASK): Define
132 as i386_pe_reloc_rw_mask.
134 2012-07-04 Richard Guenther <rguenther@suse.de>
136 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
137 as in free_lang_data_in_type.
139 2012-07-04 Tobias Grosser <tobias@grosser.es>
140 Michael Matz <matz@suse.de>
142 * Makefile.in (OBJS): Add graphite-optimize-isl.o.
143 (graphite-optimize-isl.o): Add dependencies.
144 * common.opt (floop-nest-optimize): New flag.
145 * doc/invoke.texi (floop-nest-optimize): Document.
146 * graphite-dependences.c (compute_deps): Export.
147 * graphite-poly.h (compute_deps): Declare.
148 * graphite-optimize-isl.c: New file.
149 * graphite-poly.c (apply_poly_transforms): Run the loop
151 * tree-ssa-loop.c (gate_graphite_transforms): Enable graphite
152 if -floop-nest-optimize is enabled.
154 2012-07-03 Oleg Endo <olegendo@gcc.gnu.org>
156 * config/sh/predicates.md (logical_and_operand): New predicate.
157 * config/sh/constraints.md (Jmb, Jmw): New constraints.
158 * config/sh/sh.md (andsi3): Move expander above insns. Add handling
159 of 0xFFFF constant. Use logical_and_operand predicate and
160 satisfies_constraint_Jmb, satisfies_constraint_Jmw.
161 (*andsi3_compact): Make it an insn_and_split. Use
162 logical_and_operand predicate. Add Jmb,Jmw alternatives.
164 2012-07-03 Jason Merrill <jason@redhat.com>
167 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
169 2012-07-03 Nick Clifton <nickc@redhat.com>
171 * config/mep/mep.c (mep_reorg_regmove): Use
172 next_nonnote_non_debug_insn to advance to the next insn. Do not
173 expect delete_insn to return an rtx.
175 2012-07-03 Richard Guenther <rguenther@suse.de>
177 * doc/install.texi (CLooG): Clarify how CLooG needs to be
178 configured and that it needs to be built against ISL 0.10.
180 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
182 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
183 code model string in the error message.
185 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
188 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
189 sibcall_insn_operand. Move it to a temporary register if not.
191 2012-07-03 Andreas Schwab <schwab@linux-m68k.org>
194 * config/m68k/m68k.c (m68k_option_override): Reset stack_limit_rtx
197 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
199 * config/i386/xmmintrin.h (_mm_sfence): Use __builtin_ia32_pause.
201 2012-07-03 Roland McGrath <mcgrathr@google.com>
203 * configure.ac (HAVE_AS_IX86_REP_LOCK_PREFIX): Also require that the
204 assembler accept 'rep bsf ...', 'rep bsr ...', 'rep ret' and 'rep nop'.
205 * configure: Regenerated.
206 * config/i386/i386.md (simple_return_internal_long): Use %;
207 (ctz<mode>2): Likewise.
210 2012-07-02 Oleg Endo <olegendo@gcc.gnu.org>
213 * config/sh/predicates.md (t_reg_operand, negt_reg_operand): New
215 * config/sh/sh-protos.h (get_t_reg_rtx): New prototype.
216 * config/sh/sh.c (get_t_reg_rtx): New function. Use it when invoking
217 gen_branch_true and gen_branch_false.
218 * config/sh/sh.md: Use get_t_reg_rtx when invoking gen_branch_true and
220 (branch_true, branch_false): Use t_reg_operand predicate.
221 (*branch_true, *branch_false): Delete.
222 (movt): Use t_reg_operand predicate.
223 (*negnegt): Use negt_reg_operand predicate and fold little and big
225 (*movtt): Use t_reg_operand and fold little and big endian variants.
228 2012-07-02 Steven Bosscher <steven@gcc.gnu.org>
230 * stmt.c (emit_case_bit_tests): Remove.
231 (expand_case): Remove expand_switch_using_bit_tests_p code.
232 * tree-switch-conversion.c (hoist_edge_and_branch_if_true): New.
233 (MAX_CASE_BIT_TESTS): Moved from stmt.c to here.
234 (lshift_cheap_p): Likewise.
235 (expand_switch_using_bit_tests_p): Likewise.
236 (struct case_bit_test): Likewise.
237 (case_bit_test_cmp): Likewise.
238 (emit_case_bit_tests): New implementation for GIMPLE.
239 (gen_inbound_check): Do not release post-dominator info here.
240 (process_switch): Reorder code. Expand as bit tests if it
242 (do_switchconv): Release post-dominator info here if something changed.
243 (struct gimple_opt_pass): Verify more.
244 * tree.h (expand_switch_using_bit_tests_p): Remove prototype.
246 2012-07-02 Martin Jambor <mjambor@suse.cz>
249 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
250 dynamic type change check.
252 2012-07-02 Richard Guenther <rguenther@suse.de>
253 Michael Matz <matz@suse.de>
254 Tobias Grosser <tobias@grosser.es>
255 Sebastian Pop <sebpop@gmail.com>
257 * Makefile.in: Remove PPL flags in favor of ISL ones.
258 (BACKENDLIBS): Remove PPL libs.
259 (INCLUDES): Remove PPL includes in favor of ISL ones.
260 (graphite-clast-to-gimple.o): Remove graphite-dependences.h and
261 graphite-cloog-compat.h dependencies.
262 (graphite-dependences.o): Likewise.
263 (graphite-poly.o): Likewise.
264 * configure.ac: Declare ISL vars instead of PPL ones.
265 * configure: Regenerated.
266 * doc/install.texi: Replace PPL requirement documentation with ISL one.
267 * graphite-blocking.c: Remove PPL code, add ISL equivalent.
268 * graphite-clast-to-gimple.c: Likewise.
269 * graphite-dependences.c: Likewise.
270 * graphite-interchange.c: Likewise.
271 * graphite-poly.h: Likewise.
272 * graphite-poly.c: Likewise.
273 * graphite-sese-to-poly.c: Likewise.
274 * graphite.c: Likewise.
275 * graphite-scop-detection.c: Re-arrange includes.
276 * graphite-cloog-util.c: Remove.
277 * graphite-cloog-util.h: Likewise.
278 * graphite-ppl.h: Likewise.
279 * graphite-ppl.c: Likewise.
280 * graphite-dependences.h: Likewise.
282 2012-07-02 Richard Guenther <rguenther@suse.de>
284 Merge from graphite branch
285 2011-07-21 Tobias Grosser <tobias@grosser.es>
287 * Makefile.in (graphite-clast-to-gimple.o, graphite-cloog-util.o):
288 Remove graphite-cloog-util.h.
289 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop,
290 build_iv_mapping, translate_clast_user, translate_clast,
291 free_scattering, initialize_cloog_names, build_cloog_prog,
292 create_params_index): Do not use old compatibility functions.
293 (clast_name_to_index, set_cloog_options): Remove code for legacy cloog.
294 * graphite-cloog-util.c (openscop_print_cloog_matrix): Do not use old
295 compatibility functions.
296 (new_Cloog_Scattering_from_ppl_Polyhedron): Remove code for legacy
298 * graphite-cloog-util.h: Remove include of graphite-cloog-util.h.
299 * graphite.c (graphite.c): Do not call outdated cloog_initialize() and
301 * graphite-cloog-compat.h: Remove.
303 2011-08-09 Tobias Grosser <tobias@grosser.es>
305 * graphite-clast-to-gimple.c (new_clast_name_index): Store a copy
306 of the string, no just a reference.
307 (clast_name_index): Add a new field, that specifies if we need to free
309 (free_clast_name_index): If necessary, free the name string.
310 (clast_name_index_elt_info): Calculate the hash based on the string
311 content, not the memory location it is stored in.
312 (clast_name_to_level): Specify that we do not need to free the name.
313 (clast_name_to_index): Dito.
314 (clast_name_to_lb_ub): Dito.
315 (eq_clast_name_indexes): Compare the strings, not their base pointers.
316 (free_scattering): Removed.
317 (initialize_cloog_names): Renamed to add_names_to_union_domain().
318 (add_names_to_union_domain): Changed to work on a union_domain,
319 instead of a CloogNames structure.
320 (build_cloog_prog): Removed.
321 (build_cloog_union_domain): New.
322 (generate_cloog_input): New.
323 (scop_to_clast): Use CloogInput instead of CloogProgram.
324 (print_generated_program): Adapt to new scop_to_clast() and do not
325 print the CloogProgram any more.
326 (create_params_index): Removed, functionality integrated in
327 add_names_to_union_domain().
328 (gloog): Adapt to new scop_to_clast().
329 * graphite-clast-to-gimple.h (scop_to_clast): Remove.
331 2012-01-11 Tobias Grosser <tobias@grosser.es>
333 * graphite-clast-to-gimple.c (clast_name_to_index,
334 clast_name_to_lb_ub, clast_name_to_gcc): Change types.
335 (clast_to_gcc_expression): Add clast_expr_name as a new
336 case. Do not assume a clast_expr_term points always to a
338 (type_for_clast_term): Do not assume a clast_expr_term points always to
340 (type_for_clast_name): New.
341 (type_for_clast_expr): Add clast_expr_name as a new case.
343 2011-08-03 Sebastian Pop <sebpop@gmail.com>
345 * graphite-cloog-util.c (new_Cloog_Domain_from_ppl_Polyhedron,
346 new_Cloog_Scattering_from_ppl_Polyhedron,
347 new_Cloog_Domain_from_ppl_Pointset_Powerset): Remove ATTRIBUTE_UNUSED.
349 2012-07-02 Jakub Jelinek <jakub@redhat.com>
351 PR tree-optimization/53645
352 * tree-vect-generic.c (expand_vector_divmod): Use TYPE_MODE (type)
353 instead of TYPE_MODE (wider_type) as can_vec_perm_p argument.
355 2012-07-01 Wei Guozhi <carrot@google.com>
358 * config/arm/arm-protos.h (const_ok_for_dimode_op): New prototype.
359 * config/arm/arm.c (const_ok_for_dimode_op): New function.
360 * config/arm/constraints.md (Dd): New constraint.
361 * config/arm/predicates.md (arm_adddi_operand): New predicate.
362 * config/arm/arm.md (adddi3): Extend it to handle constants.
363 (arm_adddi3): Likewise.
364 (addsi3_carryin_<optab>): Extend it to handle sbc case.
365 (addsi3_carryin_alt2_<optab>): Likewise.
366 * config/arm/neon.md (adddi3_neon): Extend it to handle constants.
368 2012-06-30 Nathan Sidwell <nathan@acm.org>
370 * coverage.c (bbg_file_stamp): New.
371 (read_counts_file): Merge incoming stamp with bbg_file_stamp.
372 (build_info): Write bbg_file_stamp.
373 (coverage_init): Initialize bbg_file_stamp. Read counts file
374 before writing graph header.
375 (coverage_finish): Don't unlink the data file if we can generate a
377 * tree.h (crc32_unsigned): Declare.
378 * tree.c (crc32_unsigned_bits): New, broken out of ...
379 (crc32_byte): ... here. Use it.
380 (crc32_unsigned): New.
382 2012-06-29 Cary Coutant <ccoutant@google.com>
384 * dwarf2out.c (add_pubname_string): Don't check for want_pubnames.
385 (gen_subprogram_die): Don't add pubname if want_pubnames is false.
386 (gen_variable_die): Likewise.
387 (gen_namespace_die): Likewise.
389 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
391 * tree-eh.c (lower_try_finally_switch): Really put the location of the
392 last statement of the finally block onto the switch.
394 2012-06-29 H.J. Lu <hongjiu.lu@intel.com>
397 * config/i386/gnu-user64.h (WCHAR_TYPE): Use "int" only for
400 2012-06-29 Sterling Augustine <saugustine@google.com>
402 * dwarf2out.c (add_pubname): Add comment.
403 (add_pubtype): Fix indentation.
404 (gen_enumeration_type_die): Likewise.
406 2012-06-29 Jakub Jelinek <jakub@redhat.com>
408 * tree-vect-generic.c (expand_vector_divmod): For even/odd
409 widening multiply, put even always as first argument to VEC_PERM_EXPR.
411 2012-06-29 Richard Henderson <rth@redhat.com>
413 * tree-vect-generic.c: Include target.h.
414 (expand_vector_divmod): Use builtin_mul_widen_even/odd if supported.
415 * Makefile.in (tree-vect-generic.o): Update.
417 2012-06-29 Steven Bosscher <steven@gcc.gnu.org>
419 * configure.ac: Remove special gtfiles case for C.
420 * configure: Regenerate.
421 * Makefile.in: Remove C front-end hooks and build hooks that
422 will be picked up from c/Make-lang.in now.
423 Add tree-mudflap to C_COMMON_OBJS.
424 * gengtype.c (files_rules): Adjust gt-files for c/c-decl.c.
425 * config/vms/vms.c: Look for c-tree.h in c/.
426 * doc/gty.texi: Remove reference to c-config-lang.in.
427 * doc/sourcebuild.texi: Document the c/ subdirectory.
429 2012-06-29 Steven Bosscher <steven@gcc.gnu.org>
431 * system.h (CASE_USE_BIT_TESTS): Poison.
432 * stmt.c (CASE_USE_BIT_TESTS): Fold away into its only user ...
433 (expand_switch_using_bit_tests_p): ...here.
434 * doc/tm.texi.in (CASE_USE_BIT_TESTS): Remove documentation.
435 * doc/tm.texi (CASE_USE_BIT_TESTS): Regenerate.
437 2012-06-29 Steven Bosscher <steven@gcc.gnu.org>
439 * system.h (IFCVT_EXTRA_FIELDS): Poison.
440 (IFCVT_INIT_EXTRA_FIELDS): Poison.
441 * basic-block.h (struct ce_if_block): Remove IFCVT_EXTRA_FIELDS.
442 * ifcvt.c (find_if_header): Use IFCVT_MACHDEP_INIT instead of
443 IFCVT_INIT_EXTRA_FIELDS.
444 * gengtype-parse.c (struct_field_seq): Remove obsolete comment.
445 * config/frv/frv.h (IFCVT_INIT_EXTRA_FIELDS): Rename to
447 * config/frv/frv.c (frv_ifcvt_init_extra_fields): Rename to
448 frv_ifcvt_machdep_init.
449 * doc/tm.texi.in (IFCVT_INIT_EXTRA_FIELDS, IFCVT_EXTRA_FIELDS):
450 Remove documentation.
451 (IFCVT_MACHDEP_INIT): Document.
452 * doc/tm.texi: Regenerate.
454 2012-06-29 Nick Clifton <nickc@redhat.com>
456 * config/lm32/lm32.c (lm32_compute_frame_size): Fix typo.
458 2012-06-29 Jakub Jelinek <jakub@redhat.com>
460 * tree-vect-stmts.c (vectorizable_operation): Check both
461 VEC_WIDEN_MULT_LO_EXPR and VEC_WIDEN_MULT_HI_EXPR optabs.
462 Verify that operand[0]'s mode is TYPE_MODE (wide_vectype).
464 2012-06-28 Richard Henderson <rth@redhat.com>
466 * doc/generic.texi (MULT_HIGHPART_EXPR): Document it.
468 2012-06-28 Jakub Jelinek <jakub@redhat.com>
470 PR tree-optimization/51581
471 * tree-vect-stmts.c (permute_vec_elements): Add forward decl.
472 (vectorizable_operation): Handle vectorization of MULT_HIGHPART_EXPR
473 also using VEC_WIDEN_MULT_*_EXPR or builtin_mul_widen_* plus
474 VEC_PERM_EXPR if vector MULT_HIGHPART_EXPR isn't supported.
475 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use
476 MULT_HIGHPART_EXPR instead of VEC_WIDEN_MULT_*_EXPR and shifts.
478 PR tree-optimization/53645
479 * tree-vect-generic.c (expand_vector_divmod): Use MULT_HIGHPART_EXPR
480 instead of VEC_WIDEN_MULT_{HI,LO}_EXPR followed by VEC_PERM_EXPR
483 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
486 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
487 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
488 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
489 avr_hard_regno_call_part_clobbered.
491 2012-06-28 Richard Guenther <rguenther@suse.de>
494 * expr.c (expand_expr_real_1): Verify if the type is complete
495 before inspecting its size.
497 2012-06-28 Andreas Schwab <schwab@linux-m68k.org>
499 * doc/include/gpl.texi: Remove.
500 * doc/sourcebuild.texi (Texinfo Manuals): Don't mention gpl.texi.
502 2012-06-28 Jakub Jelinek <jakub@redhat.com>
504 PR tree-optimization/53645
505 * tree-vect-generic.c (add_rshift): New function.
506 (expand_vector_divmod): New function.
507 (expand_vector_operation): Use it for vector integer
508 TRUNC_{DIV,MOD}_EXPR by VECTOR_CST.
509 * tree-vect-patterns.c (vect_recog_divmod_pattern): Replace
510 unused lguup variable with dummy_int.
512 2012-06-28 OLivier Hainque <hainque@adacore.com>
514 * expr.c (convert_move): Latch mem integer inputs into a
515 register before expanding a multi-instructions sequence.
517 2012-06-28 Alexandre Oliva <aoliva@redhat.com>
518 Uros Bizjak <ubizjak@gmail.com>
519 Jakub Jelinek <jakub@redhat.com>
523 * var-tracking.c (vt_emit_notes): Release loc_exp_dep_pool...
524 (vt_finalize): ... here instead, if needed.
526 2012-06-28 Alexandre Oliva <aoliva@redhat.com>
531 * dce.c (word_dce_process_block): Check whether inserting debug
532 temps are needed even for needed insns.
533 (dce_process_block): Likewise.
534 * df-problems.c (dead_debug_add): Add comment about multi-regs.
535 (dead_debug_insert_temp): Likewise. Don't subreg when we're
536 setting fewer regs than a multi-reg requires.
538 2012-06-27 Richard Henderson <rth@redhat.com>
540 * config/alpha/alpha.c (alpha_dimode_u): New.
541 (alpha_init_builtins): Initialize it, and use it.
542 (alpha_fold_builtin_cmpbge): Use alpha_dimode_u.
543 (alpha_fold_builtin_zapnot, alpha_fold_builtin_insxx): Likewise.
544 (alpha_fold_vector_minmax, alpha_fold_builtin_perr): Likewise.
545 (alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb): Likewise.
546 (alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw): Likewise.
547 (alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz): Likewise.
548 (alpha_fold_builtin_ctpop): Likewise.
549 (alpha_fold_builtin_umulh): Remove.
550 (alpha_fold_builtin): Use MULT_HIGHPART_EXPR for UMULH; fix
551 typo in MAX_ARGS check.
553 2012-06-27 Richard Henderson <rth@redhat.com>
555 * tree.def (MULT_HIGHPART_EXPR): New.
556 * cfgexpand.c (expand_debug_expr): Ignore it.
557 * expr.c (expand_expr_real_2): Handle it.
558 * fold-const.c (int_const_binop_1): Likewise.
559 * optabs.c (optab_for_tree_code): Likewise.
560 * tree-cfg.c (verify_gimple_assign_binary): Likewise.
561 * tree-inline.c (estimate_operator_cost): Likewise.
562 * tree-pretty-print.c (dump_generic_node): Likewise.
563 (op_code_prio, op_symbol_code): Likewise.
564 * tree.c (commutative_tree_code): Likewise. Also handle
565 WIDEN_MULT_EXPR, VEC_WIDEN_MULT_HI_EXPR, VEC_WIDEN_MULT_LO_EXPR.
567 2012-06-27 Richard Henderson <rth@redhat.com>
570 * config/i386/i386.c (ix86_rtx_costs): Fix typo vs UNITS_PER_WORD
571 in 2012-06-23 change. Adjust two other DImode tests as well.
573 2012-06-27 Nick Clifton <nickc@redhat.com>
575 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
578 2012-06-27 Richard Guenther <rguenther@suse.de>
581 * tree-chrec.c (chrec_convert_1): Represent truncation to
582 a type with undefined overflow as truncation to an unsigned
583 type converted to the type with undefined overflow.
584 * tree-scalar-evolution.c (interpret_rhs_expr): For computing
585 the scalar evolution of a truncated widened operation avoid
586 looking at the non-existing evolution of the widened operation
589 2012-06-27 Richard Guenther <rguenther@suse.de>
591 PR tree-optimization/53774
592 * tree-ssa-reassoc.c (get_rank): All default defs have
594 (init_reassoc): Precompute rank for all SSA default defs.
596 2012-06-27 Nick Clifton <nickc@redhat.com>
598 * config/rx/rx.md (simple_return): Use the simple_return rtx.
600 2012-06-26 Richard Henderson <rth@redhat.com>
602 * config/i386/i386.c (ix86_rtx_costs): Use standard_sse_constant_p
603 and don't fall thru from standard_80387_constant_p to the memory
606 2012-06-26 Richard Henderson <rth@redhat.com>
608 * config/i386/i386.c (bdesc_args): Update. Change
609 IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V4SI to OPTION_MASK_ISA_SSE2.
610 (IX86_BUILTIN_VEC_WIDEN_SMUL_EVEN_V4SI): New.
611 (ix86_builtin_mul_widen_even): Use it.
612 (ix86_builtin_mul_widen_odd): Relax SMUL_ODD from sse4 to sse2.
613 (ix86_expand_mul_widen_evenodd): Handle signed for sse2.
614 * config/i386/sse.md (vec_widen_<s>mult_hi_<V124_AVX2>): Allow
616 (vec_widen_<s>mult_lo_<V124_AVX2>): Likewise.
617 (vec_widen_<s>mult_odd_<VI4_AVX2>): Likewise. Relax from V124_AVX2.
618 (vec_widen_smult_even_v4si): New.
620 2012-06-26 Richard Henderson <rth@redhat.com>
622 * config/i386/sse.md (mul<VI8_AVX2>3): Change from insn_and_split
623 to expander; move guts to ...
624 * config/i386/i386.c (ix86_expand_sse2_mulvxdi3): ... here. Add
625 highparts before shifting up.
626 * config/i386/i386-protos.h: Update.
628 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
630 * system.h (USE_COMMON_FOR_ONE_ONLY): Poison.
631 * defaults.h (USE_COMMON_FOR_ONE_ONLY): Do not provide default.
632 * config/darwin.h (USE_COMMON_FOR_ONE_ONLY): Do not define.
634 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
636 * var-tracking.c (vt_add_function_parameter): Use a preserved
637 VALUE for the MEM address of an incoming parameter.
639 2012-06-26 Sterling Augustine <saugustine@google.com>
641 * dwarf2out.c (output_pubnames): Add check for DW_TAG_enumerator.
642 (prune_unused_types): Likewise.
644 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
646 * system.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
647 UNALIGNED_LONG_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Poison.
648 * vmsdbgout.c (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
649 UNALIGNED_LONG_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Rename to
650 VMS_UNALIGNED_SHORT_ASM_OP, VMS_UNALIGNED_INT_ASM_OP,
651 VMS_UNALIGNED_LONG_ASM_OP, and VMS_UNALIGNED_DOUBLE_INT_ASM_OP.
652 * config/microblaze/microblaze.h (UNALIGNED_SHORT_ASM_OP,
653 UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Do not define.
654 * doc/tm.texi.in: Remove UNALIGNED_INT_ASM_OP reference from the
656 * doc/tm.texi: Regenerate.
657 * doc/cpp.texi: Make example for #error generic.
658 * config/frv/frv.h: Fix example text to match tm.texi.
660 2012-06-26 Bill Schmidt <wschmidt@linux.ibm.com>
662 * tree-pass.h (pass_strength_reduction): New decl.
663 * tree-ssa-loop-ivopts.c (initialize_costs): Make non-static.
664 (finalize_costs): Likewise.
665 * timevar.def (TV_TREE_SLSR): New timevar.
666 * gimple-ssa-strength-reduction.c: New.
667 * tree-flow.h (initialize_costs): New decl.
668 (finalize_costs): Likewise.
669 * Makefile.in (tree-ssa-strength-reduction.o): New dependencies.
670 * passes.c (init_optimization_passes): Add pass_strength_reduction.
672 2012-06-26 Matt Turner <mattst88@gmail.com>
674 * doc/extend.texi (__builtin_arm_tinsrb): Add missing second parameter.
675 (__builtin_arm_tinsrh): Likewise.
676 (__builtin_arm_tinsrw): Likewise.
677 (__builtin_arm_wsadb): Add missing v2si parameter.
678 (__builtin_arm_wsadh): Likewise.
679 (__builtin_arm_getwcx): Delete.
680 (__builtin_arm_setwcx): Delete.
681 (__builtin_arm_getwcgr0): Add.
682 (__builtin_arm_getwcgr1): Add.
683 (__builtin_arm_getwcgr2): Add.
684 (__builtin_arm_getwcgr3): Add.
685 (__builtin_arm_setwcgr0): Add.
686 (__builtin_arm_setwcgr1): Add.
687 (__builtin_arm_setwcgr2): Add.
688 (__builtin_arm_setwcgr3): Add.
690 2012-06-26 Richard Guenther <rguenther@suse.de>
693 2012-06-21 Richard Guenther <rguenther@suse.de>
695 * tree-inline.c (estimate_num_insns): Estimate call cost for
698 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
701 * doc/tm.texi.in: Document LOGICAL_OP_NON_SHORT_CIRCUIT.
702 * doc/tm.texi: Regenerate.
704 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
707 * config/mips/mips.h: Do not define ALL_COP_ADDITIONAL_REGISTER_NAMES.
708 * config/frv/frv.h: Do not define REVERSE_CONDEXEC_PREDICATES_P.
709 * doc/tm.texi.in: Remove documentation for unused target macros
710 ALL_COP_ADDITIONAL_REGISTER_NAMES, DBX_OUTPUT_LBRAC, DBX_OUTPUT_NFUN,
711 DBX_OUTPUT_RBRAC, RANGE_TEST_NON_SHORT_CIRCUIT, REAL_VALUE_TRUNCATE,
712 REVERSE_CONDEXEC_PREDICATES_P, TARGET_ALIGN_ANON_BITFIELDS, and
713 TARGET_NARROW_VOLATILE_BITFIELDS.
714 Document that MD_HANDLE_UNWABI is a macro in libgcc.
715 * doc/tm.texi: Regenerate.
716 * system.h: Poison target macros
717 ALL_COP_ADDITIONAL_REGISTER_NAMES, DBX_OUTPUT_LBRAC, DBX_OUTPUT_NFUN,
718 DBX_OUTPUT_RBRAC, RANGE_TEST_NON_SHORT_CIRCUIT, REAL_VALUE_TRUNCATE,
719 REVERSE_CONDEXEC_PREDICATES_P, TARGET_ALIGN_ANON_BITFIELDS, and
720 TARGET_NARROW_VOLATILE_BITFIELDS
722 2012-06-26 Jan Hubicka <jh@suse.cz>
725 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
728 2012-06-26 Dehao Chen <dehao@google.com>
730 * tree-inline.c: (expand_call_inline): Ensure that lexical block's
731 source location is consistant with the call stmt.
733 2012-06-26 Ulrich Weigand <ulrich.weigand@linaro.org>
735 PR tree-optimization/53729
736 PR tree-optimization/53636
737 * tree-vect-slp.c (vect_slp_analyze_bb_1): Delay call to
738 vect_verify_datarefs_alignment until after statements have
739 been marked as relevant/irrelevant.
740 * tree-vect-data-refs.c (vect_verify_datarefs_alignment):
741 Skip irrelevant statements.
742 (vect_enhance_data_refs_alignment): Use STMT_VINFO_RELEVANT_P
743 instead of STMT_VINFO_RELEVANT.
744 (vect_get_data_access_cost): Do not check for supportable
745 alignment before calling vect_get_load_cost/vect_get_store_cost.
746 * tree-vect-stmts.c (vect_get_store_cost): Do not abort when
747 handling unsupported alignment.
748 (vect_get_load_cost): Likewise.
750 2012-06-25 Steven Bosscher <steven@gcc.gnu.org>
752 * config/rl78/rl78.h: Do not undefine DONT_USE_BUILTIN_SETJMP.
753 Do not define JMP_BUF_SIZE.
755 2012-06-26 Jakub Jelinek <jakub@redhat.com>
757 PR tree-optimization/53748
758 * tree-ssa-phiopt.c (conditional_replacement): Only optimize
759 if arg0/arg1 have integral or pointer types.
761 2012-06-25 Richard Henderson <rth@redhat.com>
763 * config/i386/sse.md (sse2_sse4_1): Remove code attr.
764 (<s>dot_prodv4si, <s>dot_prodv8si): Remove
765 (sdot_prodv4si): New; handle only XOP.
767 2012-06-25 Richard Henderson <rth@redhat.com>
769 * config/i386/i386-builtin-types.def (V4UDI, V8USI): New.
770 (V2UDI_FUNC_V4USI_V4USI): New.
771 (V4UDI_FUNC_V8USI_V8USI): New.
772 * config/i386/i386.c (ix86_expand_args_builtin): Handle them.
773 (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V4SI): New.
774 (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V8SI): New.
775 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V4SI): New.
776 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V8SI): New.
777 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V4SI): New.
778 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V8SI): New.
779 (bdesc_args): Add them.
780 (ix86_builtin_mul_widen_even, ix86_builtin_mul_widen_odd): New.
781 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): New.
782 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): New.
783 (ix86_expand_mul_widen_evenodd): Use xop_pmacsdqh.
784 * config/i386/sse.md (vec_widen_<s>mult_odd_<V124_AVX2>): New.
786 2012-06-25 Richard Henderson <rth@redhat.com>
788 * config/i386.sse.md (mul<VI4_AVX2>3): Use xop_pmacsdd.
790 2012-06-25 Richard Henderson <rth@redhat.com>
792 * config/i386/i386.c (ix86_rtx_costs) [MULT]: Only apply XOP cost
794 (ix86_expand_vec_interleave): New.
795 (ix86_expand_mul_widen_evenodd): New.
796 (ix86_expand_mul_widen_hilo): New.
797 (ix86_expand_sse2_mulv4si3): Use ix86_expand_mul_widen_evenodd.
798 * config/i386/i386.md (u_bool) New code attr.
799 * config/i386/predicates.md
800 (nonimmediate_or_const_vector_operand): Remove.
801 * config/i386/sse.md (mul<VI4_AVX2>3): Don't use it; don't test
803 (vec_widen<s>mult_hi_<VI2_AVX2>): Remove.
804 (vec_widen<s>mult_lo_<VI2_AVX2>): Remove.
805 (vec_widen<s>mult_hi_v8si): Remove.
806 (vec_widen<s>mult_lo_v8si): Remove.
807 (vec_widen_smult_hi_v4si): Remove.
808 (vec_widen_smult_lo_v4si): Remove.
809 (vec_widen_umult_hi_v4si): Remove.
810 (vec_widen_umult_lo_v4si): Remove.
811 (vec_widen_<s>mult_hi_<VI124_AVX2>): New.
812 (vec_widen_<s>mult_lo_<VI124_AVX2>): New.
813 * config/i386/i386-protos.h: Update.
815 2012-06-25 Christophe Lyon <christophe.lyon@st.com>
817 * config/arm/neon.md (UNSPEC_VLD1_DUP): Remove.
818 (neon_vld1_dup): Restrict to VQ operands.
819 (neon_vld1_dupv2di): New, fixes vld1q_dup_s64.
821 2012-06-25 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
822 James Greenhalgh <james.greenhalgh@arm.com>
824 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Add new built-ins.
825 (TARGET_FMA): New macro.
826 (TARGET_ARM_QBIT, TARGET_ARM_SAT): Likewise.
827 (TARGET_ARM_ARCH): Likewise.
828 (TARGET_ARM_ARCH_ISA_THUMB): Likewise.
829 (TARGET_V6M, TARGET_V7M): Likewise.
830 (TARGET_ARM_ARCH_PROFILE): Likewise.
831 (TARGET_ARM_FEATURE_LDREX): Likewise.
832 (TARGET_ARM_FP, TARGET_NEON_FP): Likewise.
833 (ARM_MIN_ENUM_SIZE): Likewise.
834 * config/arm/arm.c (arm_file_start): Refactor appropriately.
835 (base_architecture): New enumeration.
836 (arm_base_arch): New global variable.
837 (processors): Add field base_arch.
838 (ARM_ARCH, ARM_CORE): Adjust accordingly.
839 (arm_option_override): Add initialization of arm_base_arch.
840 * doc/cpp.texi (system-specific predefined macros.): Change.
842 2012-06-25 Jakub Jelinek <jakub@redhat.com>
845 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
846 of x x x in the vmovlps load alternative.
848 2012-06-25 Richard Sandiford <rdsandiford@googlemail.com>
851 * df.h (dead_debug_add): Remove third argument.
852 * df-problems.c (dead_debug_add): Likewise. Use the REGNO of the
853 REG that we want to replace instead.
854 (dead_debug_insert_temp): Use the REGNO of the reg that we want
855 to replace instead of DF_REF_REGNO. Require there to always be
856 at least one such use. Check for cases where the same location
857 has more than df_ref associated with it.
858 (df_note_bb_compute): Remove third dead_debug_add argument.
859 * dce.c (word_dce_process_block): Likewise.
861 2012-06-25 Steven Bosscher <steven@gcc.gnu.org>
863 * config/v850/v850.c: Remove redundant extern declarations for
864 last_assemble_variable_decl and size_directive_output.
866 * doc/tm.texi.in: Document JMP_BUF_SIZE.
867 * doc/tm.texi: Regenerate.
868 * config/sparc/sparc.h (JMP_BUF_SIZE): Do not define.
869 * config/pa/pa.h (JMP_BUF_SIZE): Likewise.
870 * config/stormy16/stormy16.h: Likewise.
872 * config/picochip/picochip.c: Do not define DONT_USE_BUILTIN_SETJMP.
874 * doc/sourcebuild.texi: Add missing subdirectories.
876 2012-06-25 Tristan Gingold <gingold@adacore.com>
878 * config/i386/i386.h: Fix typo.
880 2012-06-25 Tristan Gingold <gingold@adacore.com>
882 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
883 (seh_cfa_adjust_cfa): ... that function.
884 (seh_emit_stackalloc): Do not emit out of range values.
885 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
886 UNSPEC_DEF_CFA constants.
887 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
888 * config/i386/i386.c (ix86_frame_pointer_required): Required
889 for very large frames on SEH target.
890 (ix86_compute_frame_layout): Save area is before frame pointer
891 on SEH target. Handle very large frames.
892 (ix86_expand_prologue): Likewise.
894 2012-06-24 Steven Bosscher <steven@gcc.gnu.org>
896 * output.h: (current_function_is_leaf,
897 current_function_sp_is_unchanging,
898 current_function_uses_only_leaf_regs): Remove.
899 * function.c (current_function_is_leaf,
900 current_function_sp_is_unchanging,
901 current_function_uses_only_leaf_regs): Remove.
902 (rest_of_handle_check_leaf_regs): Set crtl->uses_only_leaf_regs
903 instead of current_function_uses_only_leaf_regs.
904 * function.h (struct rtl_data): New fields sp_is_unchanging,
905 is_leaf, uses_only_leaf_regs.
906 * resource.c (init_resource_info): Replace current_function_is_leaf,
907 current_function_sp_is_unchanging, and
908 current_function_uses_only_leaf_regs with new crtl fields.
909 * sdbout.c (sdbout_symbol): Likewise.
910 * df-core.c (rest_of_handle_df_initialize): Likewise.
911 * ira.c (ira): Likewise.
912 * final.c (final_start_function): Likewise.
913 * reorg.c (fill_simple_delay_slots): Likewise.
914 * regrename.c (check_new_reg_p): Likewise.
915 * stack-ptr-mod.c (notice_stack_pointer_modification_1): Likewise.
916 (notice_stack_pointer_modification): Likewise.
917 * dbxout.c (dbxout_symbol): Likewise.
918 (dbxout_parms): Likewise.
919 * sel-sched.c (init_regs_for_mode): Likewise.
920 * dwarf2out.c (dbx_reg_number): Likewise.
921 (multiple_reg_loc_descriptor): Likewise.
922 * config/i386/i386.c (ix86_frame_pointer_required): Likewise.
924 (ix86_select_alt_pic_regnum): Likewise.
925 (ix86_compute_frame_layout): Likewise.
926 (ix86_finalize_stack_realign_flags): Likewise.
927 (ix86_expand_epilogue): Likewise.
928 * config/rs6000/rs6000.c (rs6000_stack_info): Likewise.
929 * config/h8300/h8300.c (byte_reg): Likewise.
930 * config/c6x/c6x.c (must_reload_pic_reg_p): Likewise.
931 (c6x_save_reg): Likewise.
932 (c6x_compute_frame_layout): Likewise.
933 * config/pa/pa.c (pa_compute_frame_size): Likewise.
934 (pa_output_function_prologue): Likewise.
935 * config/stormy16/stormy16.c (struct xstormy16_stack_layout): Likewise.
936 * config/sparc/sparc.md (attr "leaf_function"): Likewise.
937 * config/sparc/sparc.c (sparc_initial_elimination_offset): Likewise.
938 (sparc_expand_prologue): Likewise.
939 (sparc_flat_expand_prologue): Likewise.
940 (sparc_asm_function_prologue): Likewise.
941 (sparc_output_mi_thunk): Likewise.
942 (sparc_frame_pointer_required): Likewise.
943 * config/epiphany/epiphany.c (epiphany_compute_function_type):
945 (epiphany_compute_frame_size): Likewise.
946 * config/lm32/lm32.c (lm32_compute_frame_size): Likewise.
947 * config/cris/cris.c (cris_md_asm_clobbers): Likewise.
948 (cris_frame_pointer_required): Likewise.
949 * config/tilepro/tilepro.c (emit_sp_adjust): Likewise.
950 (tilepro_current_function_is_leaf): Likewise.
951 * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Likewise.
952 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
953 * config/ia64/ia64.c (find_gr_spill): Likewise.
954 (ia64_compute_frame_size): Likewise.
955 (ia64_can_eliminate): Likewise.
956 (ia64_initial_elimination_offset): Likewise.
957 * config/m68k/m68k.c (m68k_save_reg): Likewise.
958 (m68k_expand_epilogue): Likewise.
959 * config/rx/rx.c (rx_get_stack_layout): Likewise.
960 * config/tilegx/tilegx.c (tilegx_current_function_is_leaf): Likewise.
961 * config/picochip/picochip.c (picochip_can_eliminate_link_sp_save):
963 (picochip_output_frame_debug): Likewise.
964 * config/sh/sh.c (sh_media_register_for_return): Likewise.
965 (sh_allocate_initial_value): Likewise.
966 (sh_output_mi_thunk): Likewise.
967 * config/microblaze/microblaze.c (microblaze_must_save_register):
969 (compute_frame_size): Likewise.
970 (microblaze_initial_elimination_offset): Likewise.
971 (microblaze_expand_prologue): Likewise.
972 (microblaze_expand_epilogue): Likewise.
973 * config/frv/frv.c (frv_expand_epilogue): Likewise.
974 (frv_frame_pointer_required): Likewise.
975 * config/spu/spu.c (get_pic_reg): Likewise.
976 (direct_return): Likewise.
977 (spu_expand_prologue): Likewise.
978 (spu_expand_epilogue): Likewise.
979 (spu_initial_elimination_offset): Likewise.
980 * config/mips/mips.c (mips_global_pointer): Likewise.
981 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
982 (mips_compute_frame_info): Likewise.
983 * config/mep/mep.c (mep_interrupt_saved_reg): Likewise.
984 (mep_reload_pointer): Likewise.
985 * config/rl78/rl78.c (need_to_save): Likewise.
986 * config/cr16/cr16.c (cr16_compute_save_regs): Likewise.
987 * config/score/score.c (score_compute_frame_size): Likewise.
988 (score_function_prologue): Likewise.
989 * config/bfin/bfin.c (must_save_p): Likewise.
990 (expand_prologue_reg_save): Likewise.
991 (expand_epilogue_reg_restore): Likewise.
992 (bfin_frame_pointer_required): Likewise.
993 (n_regs_saved_by_prologue): Likewise.
994 (add_to_reg): Likewise.
995 (expand_interrupt_handler_prologue): Likewise.
996 (expand_interrupt_handler_epilogue): Likewise.
997 (bfin_expand_prologue): Likewise.
998 * config/avr/avr.c (avr_regs_to_save): Likewise.
999 (avr_prologue_setup_frame): Likewise.
1000 (expand_epilogue): Likewise.
1001 * config/s390/s390.c (s390_regs_ever_clobbered): Likewise.
1002 (s390_register_info): Likewise.
1003 (s390_frame_info): Likewise.
1004 (s390_init_frame_layout): Likewise.
1005 (s390_emit_prologue): Likewise.
1008 2012-06-24 Steven Bosscher <steven@gcc.gnu.org>
1010 * system.h: Poison ASM_BYTE_OP and ASM_OUTPUT_BYTE.
1011 * vmsdbgout: Do not undefine it if defined.
1012 Rename local ASM_BYTE_OP definition to VMS_ASM_BYTE_OP.
1013 * config/microblaze/microblaze/h: Do no define ASM_BYTE_OP.
1014 * config/mep/mep.h: Do not define ASM_OUTPUT_BYTE.
1016 2012-06-24 Richard Sandiford <rdsandiford@googlemail.com>
1018 * config/mips/mips.c (mips_process_sync_loop): Add missing enum cast.
1020 2012-06-23 Richard Henderson <rth@redhat.com>
1023 * config/i386/i386.c (ix86_rtx_costs): Add reasonable costs for
1024 V*QImode shifts and multiply.
1025 (ix86_expand_vecop_qihi): Support shifts.
1026 * config/i386/i386.md (any_shift): New code iterator.
1027 * config/i386/sse.md (ashlv16qi3): Merge ...
1028 (<any_shiftrt>v16qi3): ... into ...
1029 (<any_shift><VI1_AVX2>3): ... here. Use ix86_expand_vecop_qihi
1030 to support SSE and AVX.
1032 * config/i386/i386.c (ix86_expand_sse_unpack): Split operands[]
1033 parameter into src and dest.
1034 * config/i386/sse.md (vec_unpacku_hi_<V124_AVX2>): Update call.
1035 (vec_unpacks_hi_<V124_AVX2>): Likewise.
1036 (vec_unpacku_lo_<V124_AVX2>): Likewise.
1037 (vec_unpacks_lo_<V124_AVX2>): Likewise.
1038 * config/i386/i386-protos.h: Update.
1040 * config/i386/sse.md (mul<VI1_AVX2>3): Change from insn_and_split to
1041 pure expander; move expansion code ...
1042 * config/i386/i386.c (ix86_expand_vecop_qihi): ... here. New function.
1043 * config/i386/i386-protos.h: Update.
1045 2012-06-22 Edmar Wienskoski <edmar@freescale.com>
1047 * config/rs6000/rs6000.md (define_attr "type"): New type popcnt.
1048 (popcntb<mode>2): Add attribute type popcnt.
1049 (popcntd<mode>2): Ditto.
1050 * config/rs6000/power4.md (define_insn_reservation): Add type popcnt.
1051 * config/rs6000/power5.md (define_insn_reservation): Ditto.
1052 * config/rs6000/power7.md (define_insn_reservation): Ditto.
1053 * config/rs6000/476.md (define_insn_reservation): Ditto.
1054 * config/rs6000/power6.md (define_insn_reservation): New
1055 reservation for popcnt instructions.
1057 2012-06-22 H.J. Lu <hongjiu.lu@intel.com>
1059 * doc/invoke.texi: Update -mpreferred-stack-boundary=3 warning.
1061 2012-06-22 H.J. Lu <hongjiu.lu@intel.com>
1064 * doc/invoke.texi: Add a warning for -mpreferred-stack-boundary=3.
1066 * config/i386/i386.c (ix86_option_override_internal): Allow
1067 -mpreferred-stack-boundary=3 for 64-bit if SSE is disabled.
1069 * config/i386/i386.h (MIN_STACK_BOUNDARY): Set to 64 for 64-bit
1072 2012-06-22 Bill Schmidt <wschmidt@linux.ibm.com>
1074 * double-int.c (double_int_multiple_of): New function.
1075 * double-int.h (double_int_multiple_of): New decl.
1076 * tree-ssa-loop-ivopts.c (add_cost, zero_cost): Remove undefs.
1077 (mbc_entry_hash): New forward decl.
1078 (mbc_entry_eq): Likewise.
1079 (zero_cost): Change to no_cost.
1080 (mult_costs): New static var.
1081 (cost_tables_exist): Likewise.
1082 (initialize_costs): New function.
1083 (finalize_costs): Likewise.
1084 (tree_ssa_iv_optimize_init): Call initialize_costs.
1085 (add_cost): Change to add_regs_cost; distinguish costs by speed.
1086 (multiply_regs_cost): New function.
1087 (add_const_cost): Likewise.
1088 (extend_or_trunc_reg_cost): Likewise.
1089 (negate_reg_cost): Likewise.
1090 (multiply_by_cost): Change to multiply_by_const_cost; distinguish
1092 (get_address_cost): Change add_cost to add_regs_cost; change
1093 multiply_by_cost to multiply_by_const_cost.
1094 (force_expr_to_var_cost): Change zero_cost to no_cost; change
1095 add_cost to add_regs_cost; change multiply_by_cost to
1096 multiply_by_const_cost.
1097 (split_cost): Change zero_cost to no_cost.
1098 (ptr_difference_cost): Likewise.
1099 (difference_cost): Change zero_cost to no_cost; change multiply_by_cost
1100 to multiply_by_const_cost.
1101 (get_computation_cost_at): Change add_cost to add_regs_cost; change
1102 multiply_by_cost to multiply_by_const_cost.
1103 (determine_use_iv_cost_generic): Change zero_cost to no_cost.
1104 (determine_iv_cost): Change add_cost to add_regs_cost.
1105 (iv_ca_new): Change zero_cost to no_cost.
1106 (tree_ssa_iv_optimize_finalize): Call finalize_costs.
1107 * tree-ssa-address.c (most_expensive_mult_to_index): Change
1108 multiply_by_cost to multiply_by_const_cost.
1109 * tree-flow.h (multiply_by_cost): Change to multiply_by_const_cost.
1110 (add_regs_cost): New decl.
1111 (multiply_regs_cost): Likewise.
1112 (add_const_cost): Likewise.
1113 (extend_or_trunc_reg_cost): Likewise.
1114 (negate_reg_cost): Likewise.
1116 2012-06-22 Richard Guenther <rguenther@suse.de>
1118 Merge from graphite branch
1119 2011-08-10 Sebastian Pop <sebpop@gmail.com>
1121 * graphite-sese-to-poly.c (build_scop_drs): Fix memory leak.
1123 2012-01-13 Tobias Grosser <tobias@grosser.es>
1125 * tree-flow.h (parallelized_function_p): Declare.
1126 * tree-parloops.c (parallelized_function_p): Export.
1127 * graphite.c (graphite_transform_loops): Do not run graphite on
1128 already parallel functions.
1130 2012-06-22 Alan Modra <amodra@gmail.com>
1132 * config/rs6000/rs6000.c (rs6000_pre_atomic_barrier): Pass in and
1133 return mem. Convert to indirect addressing if not indirect or
1134 indexed. Adjust all callers.
1136 2012-06-22 Richard Guenther <rguenther@suse.de>
1138 * gcov-iov.c: Include bconfig.h and system.h.
1140 2012-06-22 Andreas Schwab <schwab@linux-m68k.org>
1142 * doc/include/texinfo.tex: Update to version 2012-06-05.14.
1144 2012-06-22 Richard Guenther <rguenther@suse.de>
1146 PR gcov-profile/53744
1147 * gcov-iov.c (main): Treat "" and "prerelease" the same.
1149 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
1152 * dwarf2out.c (gen_compile_unit_die): Use DW_LANG_Fortran90 as language
1153 for GNU Fortran if in strict DWARF2 mode.
1155 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
1157 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
1158 DECL_IGNORED_P non-reg vars even if they are used.
1160 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
1164 * var-tracking.c (vt_get_canonicalize_base): New.
1165 (vt_canonicalize_addr, vt_stack_offset_p): New.
1166 (vt_canon_true_dep): New.
1167 (drop_overlapping_mem_locs): Use vt_canon_true_dep.
1168 (clobber_overlaping_mems): Use vt_canonicalize_addr.
1170 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
1174 * var-tracking.c (vt_initialize): Record initial offset between
1175 arg pointer and stack pointer.
1177 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
1181 * var-tracking.c (vt_init_cfa_base): Drop redundant recording of
1184 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
1188 * alias.c (memrefs_conflict_p): Improve handling of AND for alignment.
1190 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
1192 * ddg.c (build_intra_loop_deps): Discard deps of nondebug on debug.
1194 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
1197 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
1199 2012-06-21 Meador Inge <meadori@codesourcery.com>
1202 * c-decl.c (c_push_function_context): Restore the behavior to reuse
1203 the language function allocated for -Wunused-local-typedefs.
1204 (c_pop_function_context): If necessary, clear the language function
1205 created in c_push_function_context. Always clear out the
1206 x_cur_stmt_list field of the restored language function.
1208 2012-06-21 Sterling Augustine <saugustine@google.com>
1209 Cary Coutant <ccoutant@google.com>
1211 * dwarf2out.c (is_cu_die, is_namespace_die, is_class_die,
1212 add_AT_pubnames, add_enumerator_pubname, want_pubnames): New functions.
1213 (comdat_type_struct): New field 'skeleton_die'.
1214 (breakout_comdat_types): Update it.
1215 (add_pubname): Rework logic. Call is_class_die, is_cu_die and
1216 is_namespace_die. Fix minor style violation. Call want_pubnames.
1217 (add_pubname_string): Call want_pubnames.
1218 (add_pubtype): Rework logic for calculating type name. Call
1219 is_namespace_die. Call want_pubnames.
1220 (output_pubnames): Move conditional logic deciding when to produce the
1221 section from dwarf2out_finish. Use new skeleton_die field.
1222 (base_type_die): Call add_pubtype.
1223 (gen_enumeration_type_die): Unconditionally call add_pubtype.
1224 (gen_subprogram_die): Adjust calls to add_pubname.
1225 (gen_namespace_die): Call add_pubname_string.
1226 (dwarf2out_finish): Call add_AT_pubnames; Move logic on when to
1227 produce pubnames and pubtypes sections to output_pubnames.
1228 * common.opt (-gpubnames): New option.
1229 * doc/invoke.texi: Document it.
1231 2012-06-21 Steven Bosscher <steven@gcc.gnu.org>
1233 * config/m32c/m32c-pragma.c: Remove unnecessary includes.
1235 2012-06-21 Michael Matz <matz@suse.de>
1238 * builtins.c (get_memory_rtx): Always build an all-aliasing MEM_REF
1241 2012-06-21 Richard Guenther <rguenther@suse.de>
1243 * tree-inline.c (estimate_num_insns): Estimate call cost for
1246 2012-06-20 Rüdiger Sonderfeld <ruediger@c-plusplus.de>
1248 * tree.h (DECL_SOURCE_COLUMN): New accessor.
1250 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
1252 * config/i386/i386.md (SINCOS): New int iterator.
1253 (sincos): New int attribute.
1254 (*<sincos>xf2_i387): Macroize insn from *{sin,cos}xf2_i387 using
1255 SINCOS int iterator.
1256 (*<sincos>_extend<mode>xf2_i387): Macroize insn from
1257 *{sin,cos}_extend<mode>xf2_i387 using SINCOS int iterator.
1259 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
1261 * config/i386/i386.md (RDFSGSBASE): New int iterator.
1262 (WRFSGSBASE): Ditto.
1263 (fsgs): New int attribute.
1264 (rd<fsgs>base<mode>): Macroize insn from rd<fsgs>base<mode> using
1265 RDFSGSBASE int iterator.
1266 (wr<fsgs>base<mode>): Macroize insn from wr<fsgs>base<mode> using
1267 WRFSGSBASE int iterator.
1269 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
1271 * config/i386/i386.md (<rounding_insn><mode>2): Macroize expander
1272 from {floor,ceil,btrunc}<mode>2 using FIST_ROUNDING int iterator.
1273 (l<rounding_insn><MODEF:mode><SWI48:mode>2): Macroize expander
1274 from l{floor,ceil}<MODEF:mode><SWI48:mode>2 using FIST_ROUNDING
1277 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
1279 * system.h: Poison ASM_OUTPUT_IDENT and IDENT_ASM_OP.
1281 2012-06-20 Richard Guenther <rguenther@suse.de>
1283 PR tree-optimization/30318
1284 * tree-vrp.c (range_int_cst_p): Do not reject overflowed
1286 (range_int_cst_singleton_p): But explicitely here.
1287 (zero_nonzero_bits_from_vr): And here.
1288 (extract_range_from_binary_expr_1): Re-implement PLUS_EXPR
1289 to cover all cases we can perform arbitrary precision
1290 arithmetic with double-ints.
1291 (intersect_ranges): Handle adjacent anti-ranges.
1293 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
1295 * config/i386/i386.md (rounding_insn): New int attribute.
1296 (<rounding_insn>xf2): Macroize insn from
1297 {floor,ceil,btrunc}xf2 using FRNDINT_ROUNDING int iterator.
1298 (l<rounding_insn>xf<mode>2): Rename from l<rounding>xf<mode>2.
1300 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
1302 * config/i386/i386.md (IEEE_MAXMIN): New int iterator.
1303 (ieee_maxmin): New int attribute.
1304 (*ieee_s<ieee_maxmin><mode>3): Macroize insn from
1305 *ieee_s{max,min}<mode>3 using IEEE_MAXMIN int iterator.
1307 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
1309 * config/arm/arm.h (EMIT_EABI_ATTRIBUTE): Remove.
1310 * config/arm/arm.c: Do not include c-pragma.h.
1311 (arm_emit_eabi_attribute): New function based on EMIT_EABI_ATTRIBUTE.
1312 (arm_file_start): Replace uses of EMIT_EABI_ATTRIBUTE with calls
1313 to arm_emit_eabi_attribute.
1314 * arm-c.c: Do not include output.h.
1315 (arm_output_c_attributes): Replace use of EMIT_EABI_ATTRIBUTE with a
1316 call to arm_emit_eabi_attribute.
1317 * config/arm/arm-protos.h (arm_emit_eabi_attribute): Prototype it.
1319 2012-06-20 Richard Guenther <rguenther@suse.de>
1321 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p):
1322 Allow adjusting alignment of user-aligned decls again.
1324 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
1326 * config/rl78/rl78-c.c: Remove unnecessary includes.
1328 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
1330 * config/cris/cris.c: Include cgraph.h.
1331 (cris_option_override): Do not set non-existing flag_no_gcc_ident.
1333 2012-06-19 Maxim Kuvyrkov <maxim@codesourcery.com>
1335 * emit-rtl.c (need_atomic_barrier_p): New function.
1336 * emit-rtl.h (need_atomic_barrier_p): Declare it.
1337 * config/alpha/alpha.c (alpha_{pre,post}_atomic_barrier): Use it.
1338 * config/arm/arm.c (arm_{pre,post}_atomic_barrier): Use it.
1339 * config/tilegx/tilegx.c (tile_{pre,post}_atomic_barrier): Use it.
1340 * config/mips/mips.c (mips_{pre,post}_atomic_barrier_p): Remove.
1341 (mips_process_sync_loop): Use generic version instead.
1343 2012-06-19 Maxim Kuvyrkov <maxim@codesourcery.com>
1345 * config/mips/mips.c (mips_process_sync_loop): Emit cmp result only if
1348 2012-06-19 Tom de Vries <vries@codesourcery.com>
1349 Maxim Kuvyrkov <maxim@codesourcery.com>
1351 * config/mips/constraints.md (ZR): New constraint.
1352 * config/mips/predicates.md (mem_noofs_operand): New predicate.
1353 * config/mips/mips.c (mips_print_operand): Handle new print modifier.
1354 * config/mips/mips.h (TARGET_XLP): Define.
1355 (TARGET_SYNC_AFTER_SC): Update.
1356 (ISA_HAS_SWAP, ISA_HAS_LDADD): Define.
1357 * config/mips/sync.md (atomic_exchange, atomic_fetch_add): Use
1358 XLP-specific swap and ldadd patterns.
1359 (atomic_exchange_swap, atomic_fetch_add_ldadd): New patterns.
1361 2012-06-19 Tom de Vries <vries@codesourcery.com>
1362 Maxim Kuvyrkov <maxim@codesourcery.com>
1364 * config/mips/mips.c (mips_emit_pre_atomic_barrier_p,)
1365 (mips_emit_post_atomic_barrier_p): New static functions.
1366 (mips_process_sync_loop): Use them. Emit sync memory barriers in
1367 accordance with memory model semantics. Add return of CMP result for
1369 * config/mips/mips.md: Update comment.
1370 (sync_cmp): New attribute.
1371 (sync_memmodel): New attribute replacing sync_release_barrier.
1372 * config/mips/sync.md (UNSPEC_ATOMIC_COMPARE_AND_SWAP,)
1373 (UNSPEC_ATOMIC_EXCHANGE, UNSPEC_ATOMIC_FETCH_OP): New constants.
1374 (sync_lock_test_and_set, test_and_set_12): Update.
1375 (atomic_compare_and_swap, atomic_exchange, atomic_exchange_llsc,)
1376 (atomic_fetch_add, atomic_fetch_add_llsc): New patterns.
1378 2012-06-19 Joseph Myers <joseph@codesourcery.com>
1380 * config/rs6000/spe.md (*mov_si<mode>_e500_subreg0): Rename to
1381 mov_si<mode>_e500_subreg0.
1382 (*mov_si<mode>_e500_subreg0_elf_low)
1383 (*mov_si<mode>_e500_subreg4_elf_low): New patterns.
1385 2012-06-19 Richard Henderson <rth@redhat.com>
1387 * config/alpha/alpha.c: Include params.h.
1388 (alpha_option_override): Initialize PARAM_L1_CACHE_LINE_SIZE,
1389 PARAM_L1_CACHE_SIZE, PARAM_L2_CACHE_SIZE for the cpu tuning.
1391 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
1393 * doc/tm.texi.in (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE,
1394 TARGET_OBJC_DECLARE_CLASS_DEFINITION): Add @hooks.
1395 (ASM_DECLARE_CLASS_REFERENCE, ASM_DECLARE_UNRESOLVED_REFERENCE):
1397 * doc/tm.texi: Regenerate.
1398 * config/darwin.h (ASM_OUTPUT_LABELREF): Remove special case for
1400 * config/darwin-c.c: Include target.h.
1401 (darwin_objc_declare_unresolved_class_reference): New function.
1402 (darwin_objc_declare_class_definition): New function.
1403 (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE): Define.
1404 (TARGET_OBJC_DECLARE_CLASS_DEFINITION): Define.
1406 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
1408 * target.def (output_ident): New hook.
1409 * targhooks.h (default_asm_output_ident_directive): Add prototype.
1410 * varasm.c (assemble_asm): Only prefix a tab if the string does not
1411 already start with one.
1412 (default_asm_output_ident_directive): New function to emit
1413 .ident as a top-level asm node while parsing, or directly to
1414 asm_out_file after parsing.
1415 * toplev.c (compile_file): Print a GCC .ident with
1416 targetm.asm_out.output_ident.
1417 * doc/tm.texi.in (ASM_OUTPUT_IDENT): Remove documentation for macro.
1418 (TARGET_ASM_OUTPUT_IDENT): Add @hook for this.
1419 * doc/tm.texi: Update.
1421 * config/elfos.h (ASM_OUTPUT_IDENT, IDENT_ASM_OP): Remove.
1422 (TARGET_ASM_OUTPUT_IDENT): Define.
1423 * config/i386/djgpp.h (IDENT_ASM_OP): Remove.
1424 * config/i386/gas.h (ASM_OUTPUT_IDENT): Remove.
1425 * config/arm/aout.h (ASM_OUTPUT_IDENT): Remove.
1426 * config/sparc/sparc.h (IDENT_ASM_OP): Remove.
1427 (TARGET_ASM_OUTPUT_IDENT): Define.
1428 * config/picochip/picochip.h (IDENT_ASM_OP): Remove.
1429 (TARGET_ASM_OUTPUT_IDENT): Define.
1431 * config/cris/cris-protos.h (cris_asm_output_ident): Add prototype.
1432 * config/cris/cris.c (cris_asm_output_ident): New function.
1433 * config/cris/cris.h (ASM_OUTPUT_IDENT, IDENT_ASM_OP): Remove.
1435 * config/microblaze/microblaze-protos.h (microblaze_asm_output_ident):
1437 * config/microblaze/microblaze.c: Include cgraph.h for add_asm_node.
1438 (microblaze_asm_output_ident): Rewrite to work similar to
1439 default_asm_output_ident_directive for front-end .idents.
1440 * config/microblaze/microblaze.h (ASM_OUTPUT_IDENT): Remove.
1441 (TARGET_ASM_OUTPUT_IDENT): Define.
1443 * config/mips/mips.h (ASM_OUTPUT_IDENT): Remove.
1444 * config/mips/sde.h (IDENT_ASM_OP, ASM_OUTPUT_IDENT): Remove.
1446 * config/rx/rx.c: Include cgraph.h for add_asm_node.
1447 (rx_asm_output_ident): New function, similar to
1448 default_asm_output_ident_directive, but handle AS100 syntax also, so
1449 that #ident also works for rx in AS100 syntax.
1450 (TARGET_ASM_OUTPUT_IDENT): Define.
1451 * config/rx/rx.h (IDENT_ASM_OP): Remove.
1453 * Makefile.in: Fix dependencies for c-family/c-lex.o.
1455 2012-06-19 Uros Bizjak <ubizjak@gmail.com>
1457 * config/i386/i386.md (FIST_ROUNDING): New int iterator.
1458 (rounding): Handle UNSPEC_FIST_{FLOOR,CEIL}.
1460 (*fist<mode>2_<rounding>_1): Macroize insn from
1461 *fist<mode>2_{floor,ceil}_1 using FIST_ROUNDING int iterator.
1462 (fistdi2_<rounding>): Macroize insn from
1463 fistdi2_{floor,ceil} using FIST_ROUNDING int iterator.
1464 (fistdi2_<rounding>_with_temp and splitters): Macroize insn and
1465 corresponding splitters from fistdi2_{floor,ceil} and corresponding
1466 splitters using FIST_ROUNDING int iterator.
1467 (fist<mode>2_<rounding>): Macroize insn from
1468 fist<mode>2_{floor,ceil} using FIST_ROUNDING int iterator.
1469 (fist<mode>2_<rounding>_with_temp and splitters): Macroize insn and
1470 corresponding splitters from fist<mode>2_{floor,ceil} and corresponding
1471 splitters using FIST_ROUNDING int iterator.
1472 (l<rounding>xf<mode>2): Macroize expander from l{floor,ceil}xf<mode>2
1473 using FIST_ROUNDING int iterator.
1475 2012-06-19 Richard Henderson <rth@redhat.com>
1477 * config/i386/i386-protos.h (ix86_expand_sse2_mulv4si3): Declare.
1478 * config/i386/i386.c (ix86_expand_sse2_mulv4si3): New.
1479 * config/i386/predicates.md (nonimmediate_or_const_vector_operand): New.
1480 * config/i386/sse.md (sse2_mulv4si3): Delete.
1481 (mul<VI4_AVX2>3): Use ix86_expand_sse2_mulv4si3 and
1482 nonimmediate_or_const_vector_operand.
1484 2012-06-19 Richard Henderson <rth@redhat.com>
1486 * expmed.c (struct init_expmed_rtl): Split ...
1487 (init_expmed_one_mode): ... out of ...
1488 (init_expmed): ... here. Initialize integer vector modes also.
1489 (synth_mult): Handle integer vector modes.
1490 (choose_mult_variant): Likewise.
1491 (expand_mult_const): Likewise.
1492 (expand_mult): Likewise.
1493 * machmode.h (GET_MODE_UNIT_BITSIZE): New.
1495 2012-06-19 Richard Henderson <rth@redhat.com>
1497 * config/i386/i386.c (ix86_rtx_costs): Handle CONST_VECTOR, and
1498 integral vector modes.
1500 2012-06-19 Uros Bizjak <ubizjak@gmail.com>
1502 * config/i386/i386.md (FRNDINT_ROUNDING): New int iterator.
1503 (rounding): New int attribute.
1505 (frndintxf2_<rounding>): Macroize insn from
1506 frndintxf2_{floor,ceil,trunc} using FRNDINT_ROUNDING int iterator.
1507 (frndintxf2_<rounding>_i387): Macroize insn from
1508 frndintxf2_{floor,ceil,trunc}_i387 using FRNDINT_ROUNDING int iterator.
1510 2012-06-19 Richard Guenther <rguenther@suse.de>
1512 * tree-vrp.c (union_ranges): New function.
1513 (vrp_meet_1): Use union_ranges.
1514 (vrp_meet): Dump what we union and call vrp_meet_1.
1516 2012-06-19 Richard Earnshaw <rearnsha@arm.com>
1518 * arm.md (enum unspec): Delete UNSPEC_SIN and UNSPEC_COS.
1519 (attr type): Remove fmul, ffmul, farith, ffarith, float_em
1520 f_fpa_load, f_fpa_store, f_mem_r, r_mem_f.
1521 (attr write_conflict, attr core_cycles): Update.
1522 * arm-generic.md (r_mem_f_wbuf): Delete reservation.
1524 2012-06-19 Richard Guenther <rguenther@suse.de>
1526 * tree-vrp.c (intersect_ranges): Handle more cases.
1527 (vrp_intersect_ranges): Dump what we intersect and call ...
1528 (vrp_intersect_ranges_1): ... this.
1530 2012-06-19 Richard Guenther <rguenther@suse.de>
1532 PR tree-optimization/53708
1533 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
1534 user-supplied alignment and alignment of decls with the used
1537 2012-06-18 Lawrence Crowl <crowl@google.com>
1539 * timevar.def (TV_PHASE_GENERATE): Rename to TV_PHASE_LATE_ASM.
1540 (TV_PHASE_CGRAPH): Rename to TV_PHASE_OPT_GEN.
1541 (TV_PHASE_STREAM_IN): New.
1542 (TV_PHASE_STREAM_OUT): New.
1543 * timevar.c (validate_phases): New.
1544 (timevar_print): Call validate_phases.
1545 * c-decl.c (c_write_global_declarations): Rename use of TV_PHASE_CGRAPH
1546 to TV_PHASE_OPT_GEN.
1547 * langhooks.c (write_global_declarations): Rename use of
1548 TV_PHASE_CGRAPH to TV_PHASE_OPT_GEN. Use TV_PHASE_DBGINFO instead of
1549 TV_PHASE_CHECK_DBGINFO.
1550 * toplev.c (compile_file): Rename use of TV_PHASE_GENERATE to
1551 TV_PHASE_LATE_ASM. Move start of TV_PHASE_LATE_ASM to after call to
1552 lang_hooks.decls.final_write_globals.
1554 2012-06-18 David Edelshn <dje.gcc@gmail.com>
1556 * config/rs6000/aix52.h (TARGET_EXTRA_BUILTINS): Define as 0.
1558 2012-06-18 Uros Bizjak <ubizjak@gmail.com>
1561 * config/i386/sse.md (*sse4_2_pcmpestr_unaligned): New.
1562 (*sse4_2_pcmpistr_unaligned): New.
1564 2012-06-18 Ian Bolton <ian.bolton@arm.com>
1565 Sameera Deshpande <sameera.deshpande@arm.com>
1566 Greta Yorsh <greta.yorsh@arm.com>
1568 * config/arm/arm-protos.h (arm_output_epilogue): Remove.
1569 * config/arm/arm.c (print_multi_reg): Remove.
1570 (vfp_output_fldmd): Likewise.
1571 (arm_output_epilogue): Likewise.
1572 * config/arm/arm.md (epilogue_insns): Update condition and code.
1574 2012-06-18 Ian Bolton <ian.bolton@arm.com>
1575 Sameera Deshpande <sameera.deshpande@arm.com>
1576 Greta Yorsh <greta.yorsh@arm.com>
1578 * config/arm/arm-protos.h (thumb2_expand_return): New declaration.
1579 * config/arm/arm.c (thumb2_expand_return): New function.
1580 * config/arm/arm.md (return): Update condition and code.
1582 2012-06-18 Ian Bolton <ian.bolton@arm.com>
1583 Sameera Deshpande <sameera.deshpande@arm.com>
1584 Greta Yorsh <greta.yorsh@arm.com>
1586 * config/arm/arm-protos.h (output_return_instruction): New parameter
1587 and int to bool change of parameter types.
1588 * config/arm/arm.c (output_return_instruction): Likewise.
1589 * config/arm/arm.md (arm_simple_return): New pattern.
1590 (arm_return, cond_return, cond_return_inverted): Add new arguments.
1591 * config/arm/thumb2.md (thumb2_return): Update condition and code.
1593 2012-06-18 Ian Bolton <ian.bolton@arm.com>
1594 Sameera Deshpande <sameera.deshpande@arm.com>
1595 Greta Yorsh <greta.yorsh@arm.com>
1597 * config/arm/arm-protos.h (arm_expand_epilogue): New declaration.
1598 * config/arm/arm.c (arm_expand_epilogue): New function.
1599 * config/arm/arm.md (epilogue): Update condition and code.
1600 (sibcall_epilogue): Likewise.
1602 2012-06-18 Ian Bolton <ian.bolton@arm.com>
1603 Sameera Deshpande <sameera.deshpande@arm.com>
1604 Greta Yorsh <greta.yorsh@arm.com>
1606 * config/arm/arm.c (arm_expand_epilogue_apcs_frame): New function.
1607 * config/arm/arm.md (arm_addsi3) Add an alternative.
1609 2012-06-18 Ian Bolton <ian.bolton@arm.com>
1610 Sameera Deshpande <sameera.deshpande@arm.com>
1611 Greta Yorsh <greta.yorsh@arm.com>
1613 * config/arm/arm.md (vfp_pop_multiple_with_writeback) New define_insn.
1614 * config/arm/predicates.md (pop_multiple_fp) New special predicate.
1615 * config/arm/arm.c (arm_emit_vfp_multi_reg_pop): New function.
1617 2012-06-18 Ian Bolton <ian.bolton@arm.com>
1618 Sameera Deshpande <sameera.deshpande@arm.com>
1619 Greta Yorsh <greta.yorsh@arm.com>
1621 * config/arm/arm.md (load_multiple_with_writeback) New define_insn.
1622 (load_multiple, pop_multiple_with_writeback_and_return) Likewise.
1623 (pop_multiple_with_return, ldr_with_return) Likewise.
1624 * config/arm/predicates.md (pop_multiple_return) New special predicate.
1625 * config/arm/arm-protos.h (arm_output_multireg_pop) New declaration.
1626 * config/arm/arm.c (arm_output_multireg_pop) New function.
1627 (arm_emit_multi_reg_pop): New function.
1629 2012-06-18 Greta Yorsh <Greta.Yorsh@arm.com>
1631 * config/arm/arm.c (ldm_stm_operation_p): Require SP
1632 as base register for loads if SP is in the register list.
1634 2012-06-18 Richard Guenther <rguenther@suse.de>
1636 PR tree-optimization/53693
1637 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
1638 Reject operands with more than one use.
1640 2012-06-18 Bill Schmidt <wschmidt@linux.ibm.com>
1642 PR tree-optimization/53703
1643 * tree-ssa-phiopt.c (hoist_adjacent_loads): Skip virtual phis;
1644 correctly set bb_for_def[12].
1646 2012-06-18 Steven Bosscher <steven@gcc.gnu.org>
1648 * config/vax/vax.h (VMS_TARGET): Remove.
1650 2012-06-18 Richard Guenther <rguenther@suse.de>
1652 * tree-vrp.c (extract_range_from_assert): Split out range
1654 (intersect_ranges): New function.
1655 (vrp_intersect_ranges): Likewise.
1657 2012-06-18 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1659 * config/s390/s390.c (s390_gimplify_va_arg): Revert change from
1662 2012-06-18 Tejas Belagod <tejas.belagod@arm.com>
1664 * doc/md.texi: Document int iterators.
1665 * read-rtl.c (ints): New iterator group.
1666 (find_int): Int iterator group callback.
1667 (apply_int_iterator): Likewise.
1668 (apply_iterators): Traverse int iterator table and add all the used
1670 (initialize_iterators): Initialize data structures and callbacks for
1672 (read_rtx): Parse and read mappings for int iterators.
1673 (read_rtx_code): Record int iterator usage.
1675 2012-06-18 Richard Sandiford <rdsandiford@googlemail.com>
1678 * expr.c (expand_expr_addr_expr_1): Convert to tmode before
1679 performing an addition.
1681 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
1683 * output.h (split_double): Move prototype to rtl.h.
1684 (constructor_static_from_elts_p): Move prototype to tree.c.
1685 * rtl.h (split_double): Moved here from output.h.
1686 * tree.h (constructor_static_from_elts_p): Moved here from output.h.
1687 * final.c (split_double): Move from here ...
1688 * rtlanal.c (split_double): ... to here.
1689 * expr.c: Do not include output.h.
1691 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
1693 * cfglayout.h: Remove.
1694 * cfglayout.c: Remove.
1695 * function.h (struct function): Remove x_last_location field.
1696 * function.c: Do not include cfglayout.h.
1697 (expand_function_start): Do not call no-op force_next_line_note.
1698 (expand_function_end): Likewise.
1699 * cfgrtl.c: Do not include cfglayout.h. Include gt-cfgrtl.h.
1700 (unlink_insn_chain): Moved here from cfglayout.c.
1701 (skip_insns_after_block, label_for_bb, record_effective_endpoints,
1702 into_cfg_layout_mode, outof_cfg_layout_mode,
1703 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode,
1704 relink_block_chain, fixup_reorder_chain, verify_insn_chain,
1705 fixup_fallthru_exit_predecessor, force_one_exit_fallthru,
1706 cfg_layout_can_duplicate_bb_p, duplicate_insn_chain,
1707 cfg_layout_duplicate_bb, cfg_layout_initialize, break_superblocks,
1708 cfg_layout_finalize): Likewise.
1709 (rtl_can_remove_branch_p): Likewise.
1710 * rtl.h (insn_scope): Move prototype from cfglayout.h here.
1711 (duplicate_insn_chain): Likewise.
1712 (force_next_line_note): Remove prototype.
1713 * emit-rtl.c: Do not include tree-flow.h, egad. Include vecprim.h.
1714 (last_location): Remove #define to emit.x_last_location.
1715 (force_next_line_note): Remove no-op function.
1716 (init_emit): Don't set x_last_location.
1717 (block_locators_locs, block_locators_blocks, locations_locators_locs,
1718 locations_locators_vals, prologue_locator, epilogue_locator,
1719 curr_location, last_location, curr_block, last_block, curr_rtl_loc):
1720 Move POD to here from cfglayout.c.
1721 (insn_locators_alloc, insn_locators_finalize, insn_locators_free,
1722 set_curr_insn_source_location, get_curr_insn_source_location,
1723 set_curr_insn_block, get_curr_insn_block, curr_insn_locator,
1724 locator_scope, insn_scope, locator_location, locator_line, insn_line,
1725 locator_file, insn_file, locator_eq): Move to here from cfglayout.c.
1726 * cfghooks.h: Remove double-include protection.
1727 (can_copy_bbs_p, copy_bbs): Move prototypes from cfglayout.h to here.
1728 * cfghooks.c (can_copy_bbs_p, copy_bbs): Move to here from cfglayout.c.
1729 * final.c: Do not include cfglayout.h.
1730 (choose_inner_scope, change_scope): Move to here from cfglayout.c.
1731 (reemit_insn_block_notes): Likewise. Make static.
1732 * tree-flow.h (tree_could_trap_p, operation_could_trap_helper_p,
1733 operation_could_trap_p, tree_could_throw_p): Move from here...
1734 * tree.h: ... to here.
1735 * gengtype.c (open_base_files): Remove cfglayout.h from the list.
1736 * profile.c: Do not include cfghooks.h.
1737 * cfgloopmanip.c: Do not include cfglayout.h and cfghooks.h.
1738 * modulo-sched.c: Likewise.
1739 * loop-unswitch.c: Do not include cfglayout.h.
1740 * sched-ebb.c: Likewise.
1741 * tracer.c: Likewise.
1743 * tree-vect-loop-manip.c: Likewise.
1744 * loop-init.c: Likewise.
1745 * dwarf2out.c: Likewise.
1746 * hw-doloop.c: Likewise.
1747 * loop-unroll.c: Likewise.
1748 * cfgcleanup.c: Likewise.
1749 * bb-reorder.c: Likewise.
1750 * sched-rgn.c: Likewise.
1751 * tree-cfg.c: Likewise.
1752 * config/alpha/alpha.c: Likewise.
1753 * config/spu/spu.c: Likewise.
1754 * config/sparc/sparc.c: Likewise.
1755 * config/sh/sh.c: Likewise.
1756 * config/c6x/c6x.c: Likewise.
1757 * config/ia64/ia64.c: Likewise.
1758 * config/rs6000/rs6000.c: Likewise.
1759 * config/score/score.c: Likewise.
1760 * config/mips/mips.c: Likewise.
1761 * config/bfin/bfin.c: Likewise.
1762 * Makefile.in (CFGAYOUT_H): Remove, and fixup users.
1763 * config/rs6000/t-rs6000 (rs6000.o): Do not depend on cfglayout.h.
1764 * config/spu/t-spu-elf (spu.o: $): Likewise.
1765 * config/sparc/t-sparc (sparc.o): Do not depend on CFGLAYOUT_H.
1767 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
1769 * cfgloop.h: Do not include rtl.h.
1770 (enum iv_extend_code): New.
1771 (struct rtx_iv): Use iv_extend_code instead of rtx_code.
1772 * Makefile.in (CFGLOOP_H): Do not depend on RTL_H.
1773 * loop-iv.c (iv_extend_to_rtx_code): New function to translate
1774 an IV_EXTEND_CODE to an RTX_CODE.
1775 (dump_iv_info): Update for rtx_iv field type change.
1776 (iv_constant): Likewise.
1777 (iv_subreg): Likewise.
1778 (iv_extend): Likewise.
1781 (iv_mult): Likewise.
1782 (iv_shift): Likewise.
1783 (get_biv_step_1): Likewise.
1784 (get_biv_step): Likewise.
1785 (iv_analyze_biv): Likewise.
1786 (get_iv_value): Likewise.
1787 (shorten_into_mode): Likewise.
1788 (canonicalize_iv_subregs): Likewise.
1789 * sese.c (sese_build_liveouts): Use MAY_HAVE_DEBUG_STMTS instead
1790 of MAY_HAVE_DEBUG_INSNS.
1791 * tree-ssa-loop-ivopts.c: Include recog.h after expr.h.
1792 * tree-ssa-loop-prefetch.c: Likewise.
1794 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
1796 * expmed.c (ceil_log2): Move from here...
1797 * hwint.c: ... to here for older GCCs...
1798 * hwint.h: ... and here for newer GCCs.
1799 * rtl.h (ceil_log2): Remove prototype.
1801 * tree-phinodes.c: Do not include rtl.h.
1802 * Makefile.in (tree-phinodes.o): Do not depend on RTL_H.
1804 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
1806 * config/cris/cris.h (TARGET_ELF): Remove.
1807 (FORCE_EH_FRAME_INFO_IN_DATA_SECTION): Remove.
1808 (CRIS_ASM_OUTPUT_ALIGNED_DECL_COMMON): Simpify using TARGET_ELF==1.
1809 (LOCAL_LABEL_PREFIX): Likewise.
1810 * config/cris/cris.c (cris_target_asm_named_section): Remove.
1811 (cris_option_override): Simpify using TARGET_ELF==1.
1812 (cris_file_start): Likewise.
1813 * config/cris/cris-protos.h (cris_target_asm_named_section): Remove.
1815 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
1817 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
1819 2012-06-16 Eric Botcazou <ebotcazou@adacore.com>
1822 * tree-inline.c (initialize_cfun): Copy can_delete_dead_exceptions.
1824 2012-06-15 Easwaran Raman <eraman@google.com>
1826 * passes.c (init_optimization_passes): Remove pass_call_cdce
1827 from its current position and insert after pass_dce.
1829 2012-06-15 Walter Lee <walt@tilera.com>
1831 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
1833 2012-06-15 Richard Earnshaw <rearnsha@arm.com>
1835 * arm.c (note_invalid_constants): Don't return a result.
1836 (arm_memory_load_p): Delete function.
1837 (arm_const_double_rtx): Delete iterator variable i;
1838 (fp_immediate_constant): Likewise.
1839 (fp_const_from_val): Likewise.
1841 * arm.c (arm_init_iwmmxt_builtins): Delete void_ftype_void.
1843 2012-06-15 Marc Glisse <marc.glisse@inria.fr>
1846 * c-typeck.c (c_build_vec_perm_expr): Move to c-family/c-common.c.
1847 * c-tree.h (c_build_vec_perm_expr): Move to c-family/c-common.h.
1849 2012-06-15 Georg-Johann Lay <avr@gjlay.de>
1851 * config/avr/avr.c (avr_default_expand_builtin): New function.
1852 (avr_expand_builtin): Use it.
1853 (avr_expand_unop_builtin): Remove.
1854 (avr_expand_binop_builtin): Remove.
1855 (avr_expand_triop_builtin): Remove.
1857 2012-06-15 Michael Matz <matz@suse.de>
1860 * cfgexpand.c (add_alias_set_conflicts): Remove.
1861 (expand_used_vars): Don't call it.
1862 (aggregate_contains_union_type): Remove.
1863 * function.c (n_temp_slots_in_use): New static data.
1864 (make_slot_available, assign_stack_temp_for_type): Update it.
1865 (init_temp_slots): Zero it.
1866 (remove_unused_temp_slot_addresses): Use it for quicker removal.
1867 (remove_unused_temp_slot_addresses_1): Use htab_clear_slot.
1869 2012-06-15 Michael Matz <matz@suse.de>
1871 * gimplify.c (gimplify_compound_literal_expr): Take gimple_test_f
1872 argument, don't emit assign statement if value is directly usable.
1873 (gimplify_expr): Adjust.
1875 2012-06-15 Michael Matz <matz@suse.de>
1877 * gimplify.c (gimplify_modify_expr): Fold generated statements.
1878 * gimple-fold.c (can_refer_decl_in_current_unit_p): Check flag_ltrans.
1880 2012-06-15 Richard Guenther <rguenther@suse.de>
1882 * tree-vrp.c (set_and_canonicalize_value_range): Use canonical
1883 predicates to set VR_UNDEFINED and VR_VARYING. Drop a case
1884 we assert for in set_value_range to VR_VARYING.
1886 2012-06-15 Richard Earnshaw <rearnsha@arm.com>
1888 * arm.md (addsf3, adddf3): Use s_register_operand.
1889 (subsf3, subdf3): Likewise.
1890 (mulsf3, muldf3): Likewise.
1891 (difsf3, divdf3): Likewise.
1892 (movsfcc, movdfcc): Likewise.
1893 * predicates.md (f_register_operand): Delete.
1894 (arm_float_rhs_operand): Delete.
1895 (arm_float_add_operand): Delete.
1896 (arm_float_compare_operand): Use s_register_operand when
1898 (cirrus_register_operand): Delete.
1899 (cirrus_fp_register): Delete.
1900 (cirrus_shift_const): Delete.
1901 (cmpdi_operand): Remove Maverick support.
1902 * constraints.md (f, v, H): Delete constraints.
1903 (G): Update documentation.
1904 * arm.c (fp_consts_inited): Convert to bool.
1905 (strings_fp): Delete.
1906 (values_fp): Delete.
1907 (value_fp0): New variable.
1908 (init_fp_table): Simplify logic.
1909 (arm_const_double_rtx): Likewise.
1910 (fp_immediate_constant): Likewise.
1911 (fp_const_from_val): Likewise.
1912 (neg_const_double_rtx_ok_for_fpa): Delete.
1913 * doc/md.texi (ARM constraints): Update documentation.
1915 2012-06-15 Ulrich Weigand <ulrich.weigand@linaro.org>
1917 PR tree-optimization/53636
1918 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Verify
1919 stride when doing basic-block vectorization.
1921 2012-06-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1923 * tree-vect-generic.c (lower_vec_perm): Propagate vector constants
1926 2012-06-15 Jakub Jelinek <jakub@redhat.com>
1928 * tree-vect-patterns.c (vect_pattern_recog): Don't unnecessarily
1929 allocate and free bbs array for the SLP case.
1931 PR tree-optimization/51581
1932 * expr.h (choose_multiplier): New prototype.
1933 * expmed.c (choose_multiplier): No longer static.
1934 Change multiplier_ptr from rtx * to UHWI *.
1935 (expand_divmod): Adjust callers.
1936 * tree-vect-patterns.c (vect_recog_sdivmod_pow2_pattern): Renamed to...
1937 (vect_recog_divmod_pattern): ... this. Pass bb_vinfo as last
1938 argument to new_stmt_vec_info. Attempt to optimize also divisions
1939 by non-pow2 constants if integer vector division isn't supported.
1940 * tree-vect-stmts.c (vect_analyze_stmt): If node != NULL,
1941 don't look at pattern stmts and sequences.
1943 2012-06-15 Eric Botcazou <ebotcazou@adacore.com>
1946 * common.opt (-fdelete-dead-exceptions): New switch.
1947 * doc/invoke.texi (Code Gen Options): Document it.
1948 * cse.c (count_reg_usage) <CALL_INSN>: Use !insn_nothrow_p in lieu of
1949 insn_could_throw_p predicate. Do not skip an insn that could throw
1950 if dead exceptions can be deleted.
1951 (insn_live_p): Likewise, do not return true in that case.
1952 * dce.c (can_alter_cfg): New flag.
1953 (deletable_insn_p): Do not return false for an insn that can throw if
1954 the CFG can be altered and dead exceptions can be deleted.
1955 (init_dce): Set can_alter_cfg to false for fast DCE, true otherwise.
1956 * dse.c (scan_insn): Use !insn_nothrow_p in lieu of insn_could_throw_
1957 predicate. Do not preserve an insn that could throw if dead exceptions
1959 * function.h (struct function): Add can_delete_dead_exceptions flag.
1960 * function.c (allocate_struct_function): Set it.
1961 * lto-streamer-in.c (input_struct_function_base): Stream it.
1962 * lto-streamer-out.c (input_struct_function_base): Likewise.
1963 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Do not mark a
1964 statement that could throw as necessary if dead exceptions can be
1967 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
1969 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
1971 2012-06-14 Oleg Endo <olegendo@gcc.gnu.org>
1974 * config/sh/sh.md: Add peephole for swapbsi2.
1975 (*swapbisi2_and_shl8, *swapbhisi2): New insns and splits.
1977 2012-06-14 Uros Bizjak <ubizjak@gmail.com>
1979 * config/i386/i386.md (*zero_extendsidi2): Remove x,x alternative.
1980 (*zero_extendsidi2_rex64): Ditto. Remove isa attribute.
1982 2012-06-14 Jakub Jelinek <jakub@redhat.com>
1985 * config/i386/i386.md (*anddi_1 into *andsi_1_zext splitter): New.
1987 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
1989 * arm.c (arm_cirrus_insn_p): Delete.
1990 (cirrus_reorg): Delete.
1991 (arm_reorg): Don't call cirrus_reorg.
1992 (arm_final_prescan_insn_p): Don't check for cirrus insns.
1993 * arm.md (define_attr "type"): Remove mav_farith and mav_dmult.
1994 (adddi3, subdi3): Remove Maverick support.
1995 (arm_adddi3): Likewise.
1996 (adddi_sesidi_di, adddi_zesidi_di): Likewise.
1997 (addsf3, adddf3): Likewise.
1998 (subsf3, subdf3): Likewise.
1999 (mulsf3, muldf3): Likewise.
2000 (ashldi3, ashrdi3, lshrdi3): Likewise.
2001 (floatsisf2, floatsidf2): Likewise.
2002 (fix_truncsfsi2, fix_truncdfsi2): Likewise.
2003 (arm_movdi, thumb1_movdi_insn): Likewise.
2004 (arm_cmpdi_insn): Likewise.
2005 (cirrus_cmpsf, cirrus_cmpdf, cirrus_cmpdi): Likewise.
2006 (cirrus.md): Don't include.
2007 * cirrus.md: Delete file.
2008 * t-arm (MD_INCLUDES): Remove cirrus.md.
2010 2012-06-14 Eric Botcazou <ebotcazou@adacore.com>
2012 * dwarf2out.c (function_possibly_abstracted_p): New static function.
2013 (gen_subprogram_die): Use it function_possibly_abstracted_p in lieu of
2014 cgraph_function_possibly_inlined_p.
2015 (gen_inlined_subroutine_die): Return if the origin is to be ignored.
2016 (process_scope_var): Do not emit concrete instances of abstracted
2017 nested functions from here.
2018 (gen_decl_die): Emit the abstract instance if the function is possibly
2019 abstracted and not only possibly inlined.
2020 (dwarf2out_finish): Find the first non-abstract parent instance and
2021 attach concrete instances on the limbo list to it.
2023 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
2025 * arm.md (divsf3, divdf3): Remove FPA support.
2026 (negsf2, negdf2): Likewise.
2027 (sqrtsf2, sqrtdf2): Likewise.
2028 (movdfcc): Likewise.
2029 (modsf3, moddf3, movxf): Delete.
2030 (push_fp_multi): Delete.
2031 (fpa.md): Don't include it.
2032 * fpa.md: Delete file.
2033 * t-arm (MD_INCLUDES): Remove fpa.md.
2035 2012-06-14 Bill Schmidt <wschmidt@linux.ibm.com>
2037 * tree-vectorizer.h (vect_get_stmt_cost): Move from tree-vect-stmts.c.
2038 (cost_for_stmt): Remove decl.
2039 (vect_get_single_scalar_iteration_cost): Correct typo in name.
2040 * tree-vect-loop.c (vect_get_cost): Remove.
2041 (vect_get_single_scalar_iteration_cost): Correct typo in name; use
2042 vect_get_stmt_cost rather than vect_get_cost.
2043 (vect_get_known_peeling_cost): Use vect_get_stmt_cost rather than
2045 (vect_estimate_min_profitable_iters): Correct typo in call to
2046 vect_get_single_scalar_iteration_cost; use vect_get_stmt_cost rather
2048 (vect_model_reduction_cost): Use vect_get_stmt_cost rather than
2050 (vect_model_induction_cost): Likewise.
2051 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Correct
2052 typo in call to vect_get_single_scalar_iteration_cost.
2053 * tree-vect-stmts.c (vect_get_stmt_cost): Move to tree-vectorizer.h.
2054 (cost_for_stmt): Remove unnecessary function.
2055 * Makefile.in (TREE_VECTORIZER_H): Update dependencies.
2057 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
2059 * arm.opt (mfp=2, mfp=3, mfpe, mfpe=2, mfpe=3): Delete options.
2060 * arm-fpus.def (fpa, fpe2, fpe3, maverick): Delete FPU types.
2061 * arm-tables.opt: Regenerated.
2062 * doc/invoke.texi: Remove references to deleted options.
2064 2012-06-14 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
2066 * config/h8300/genmova.sh: Modified to add offset bits of
2067 mova/Sz assembly instruction for memory access.
2068 * config/h8300/h8300.c: Likewise.
2069 * config/h8300/mova.md: Likewise.
2071 2012-06-12 Christian Bruel <christian.bruel@st.com>
2074 * config/sh/sh.c (sh_option_override): Don't force
2075 flag_omit_frame_pointer and maccumulate_outgoing_args.
2076 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
2078 2012-06-14 Richard Guenther <rguenther@suse.de>
2080 * tree-vrp.c (VR_INITIALIZER): New define.
2081 (ranges_from_anti_range): New function.
2082 (extract_range_from_binary_expr_1): Decompose operations on
2083 VR_ANTI_RANGEs to operations on VR_RANGE.
2084 (extract_range_from_unary_expr_1): Likewise.
2085 (extract_range_from_binary_expr_1, extract_range_from_binary_expr,
2086 extract_range_from_unary_expr_1, extract_range_from_unary_expr,
2087 extract_range_from_cond_expr, adjust_range_with_scev,
2088 vrp_visit_assignment_or_call, vrp_visit_phi_node,
2089 simplify_bit_ops_using_ranges): Use VR_INITIALIZER.
2091 2012-06-13 Richard Henderson <rth@redhat.com>
2093 * hwint.h (HOST_WIDEST_INT_C): New.
2094 (HOST_WIDE_INT_C): New.
2095 (HOST_WIDE_INT_1): Use it.
2096 * config/alpha/alpha.c (alpha_trampoline_init): Use it.
2098 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
2101 * var-tracking.c: Include alias.h.
2102 (overlapping_mems): New struct.
2103 (drop_overlapping_mem_locs): New.
2104 (clobber_overlapping_mems): New.
2105 (var_mem_delete_and_set, var_mem_delete): Call it.
2106 (val_bind): Likewise, but only if modified.
2107 (compute_bb_dataflow, emit_notes_in_bb): Call it on MEMs.
2108 * Makefile.in (var-tracking.o): Depend in $(ALIAS_H).
2110 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
2113 * var-tracking.c (loc_exp_dep_pool): New.
2114 (vt_emit_notes): Create and release the pool.
2115 (compute_bb_dataflow): Use value-based locations in MO_VAL_SET.
2116 (emit_notes_in_bb): Likewise.
2117 (loc_exp_dep_insert): Deal with NOT_ONEPART vars.
2118 (notify_dependents_of_changed_value): Likewise.
2119 (notify_dependents_of_resolved_value): Check that NOT_ONEPART
2120 variables don't have a VAR_LOC_DEP_LST.
2121 (emit_note_insn_var_location): Expand NOT_ONEPART locs that are
2122 VALUEs or MEMs of VALUEs.
2124 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
2128 * dce.c (word_dce_process_block): Insert debug temps only if the
2130 (dce_process_block): Likewise, and if debug.used is not empty,
2131 and only after iterating over all DEFs that might mark the insn.
2133 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
2135 * common.opt (ftree-coalesce-inlined-vars): New.
2136 (ftree-coalesce-vars): New.
2137 * doc/invoke.texi: Document them.
2138 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
2141 2012-06-13 Richard Sandiford <rdsandiford@googlemail.com>
2143 * read-rtl.c (mapping): Remove index field. Add current_value field.
2144 Define heap vectors.
2145 (iterator_group): Fix long line. Remove num_builtins field and
2146 uses_iterator fields. Make apply_iterator take a void * parameter.
2147 (iterator_use, atttribute_use): New structures.
2148 (iterator_traverse_data, BELLWETHER_CODE, bellwether_codes): Delete.
2149 (current_iterators, iterator_uses, attribute_uses): New variables.
2150 (uses_mode_iterator_p, uses_code_iterator_p): Delete.
2151 (apply_mode_iterator, apply_code_iterator): Take a void * parameter.
2152 (map_attr_string, apply_iterator_to_string): Remove iterator
2153 and value parameters. Look through all current iterator values
2154 for a matching attribute.
2155 (mode_attr_index, apply_mode_maps): Delete.
2156 (apply_iterator_to_rtx): Replace with...
2157 (copy_rtx_for_iterators): ...this new function.
2158 (uses_iterator_p, apply_iterator_traverse): Delete.
2159 (apply_attribute_uses, add_current_iterators, apply_iterators): New
2161 (add_mapping): Remove index field. Set current_value field.
2162 (initialize_iterators): Don't set num_builtins and uses_iterator_p
2164 (find_iterator): Delete.
2165 (record_iterator_use, record_attribute_use): New functions.
2166 (record_potential_iterator_use): New function.
2167 (check_code_iterator): Remove handling of bellwether codes.
2168 (read_rtx): Remove mode maps. Truncate iterator and attribute uses.
2169 (read_rtx_code, read_nested_rtx, read_rtx_variadic): Remove mode_maps
2170 parameter. Use the first code iterator value instead of the
2171 bellwether_codes array. Use record_potential_iterator_use for modes.
2173 2012-06-13 Oleg Endo <olegendo@gcc.gnu.org>
2176 * config/sh/sh.md (bswapsi2): New expander.
2177 (swapbsi2): New insn.
2179 2012-06-13 H.J. Lu <hongjiu.lu@intel.com>
2182 * config/i386/i386.c (ix86_tune_cost): New variable.
2183 (ix86_option_override_internal): Set ix86_tune_cost. Use
2184 ix86_tune_cost for simultaneous_prefetches, prefetch_block,
2185 l1_cache_size and l2_cache_size.
2187 2012-06-13 Richard Guenther <rguenther@suse.de>
2189 * tree-vrp.c (vrp_meet): Properly meet equivalent ranges.
2190 Handle meeting two VR_RANGE to an VR_ANTI_RANGE. Implement
2191 all possible meetings of VR_RANGE with VR_ANTI_RANGE and
2192 VR_ANTI_RANGE with VR_ANTI_RANGE.
2194 2012-06-13 Richard Earnshaw <rearnsha@arm.com>
2196 * config.gcc (unsupported): Move obsoleted FPA-based configurations
2198 (obsolete): ... here.
2199 (arm*-*-freebsd*): Remove.
2200 (arm*-*-linux*): Only accept EABI variants. Simplify logic.
2201 (arm*-*-uclinux*): Likewise.
2202 (arm*-*-ecos-elf): Remove.
2203 (arm*-*-rtems*): Remove.
2204 (arm*-*-elf): Remove.
2205 (arm*-wince-pe*): Remove.
2206 (arm, --with-fpu): Remove support for fpa and Maverick variants.
2207 * arm/ecos-elf.h: Delete.
2208 * arm/t-strongarm-elf: Delete.
2209 * arm/rtems-elf.h: Delete.
2210 * arm/wince-pe.h: Delete.
2213 * arm/t-wince-pe: Delete.
2215 2012-06-13 Bill Schmidt <wschmidt@linux.ibm.com>
2217 PR tree-optimization/53647
2218 * tree-ssa-phiopt.c (gate_hoist_loads): Skip transformation for
2219 targets with no defined cache line size.
2221 2012-06-13 Bill Schmidt <wschmidt@linux.ibm.com>
2223 * targhooks.c (default_builtin_vectorized_conversion): Handle
2224 vec_construct, using vectype to base cost on subparts.
2225 * target.h (enum vect_cost_for_stmt): Add vec_construct.
2226 * tree-vect-stmts.c (vect_model_load_cost): Use vec_construct
2227 instead of scalar_to-vec.
2228 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
2229 vec_construct in same way as default for now.
2230 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
2231 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
2232 Handle vec_construct, including special case for 32-bit loads.
2234 2012-06-13 Xinyu Qi <xyqi@marvell.com>
2236 * config/arm/arm.c (FL_IWMMXT2): New define.
2237 (arm_arch_iwmmxt2): New variable.
2238 (arm_option_override): Enable use of iWMMXt with VFP.
2239 Disable use of iWMMXt with NEON. Disable use of iWMMXt under
2240 Thumb mode. Set arm_arch_iwmmxt2.
2241 (arm_expand_binop_builtin): Accept VOIDmode op.
2242 (enum arm_builtins): Revise built-in fcode.
2243 (IWMMXT2_BUILTIN): New define.
2244 (IWMMXT2_BUILTIN2): Likewise.
2245 (iwmmx2_mbuiltin): Likewise.
2246 (builtin_description bdesc_2arg): Revise built in declaration.
2247 (builtin_description bdesc_1arg): Likewise.
2248 (arm_init_iwmmxt_builtins): Revise built in initialization.
2249 (arm_expand_builtin): Revise built in expansion.
2250 (arm_output_iwmmxt_shift_immediate): New function.
2251 (arm_output_iwmmxt_tinsr): Likewise.
2252 * config/arm/arm-protos.h (arm_output_iwmmxt_shift_immediate): Declare.
2253 (arm_output_iwmmxt_tinsr): Likewise.
2254 * config/arm/iwmmxt.md (WCGR0, WCGR1, WCGR2, WCGR3): New constant.
2255 (iwmmxt_psadbw, iwmmxt_walign, iwmmxt_tmrc, iwmmxt_tmcr): Delete.
2256 (rorv4hi3, rorv2si3, rordi3): Likewise.
2257 (rorv4hi3_di, rorv2si3_di, rordi3_di): Likewise.
2258 (ashrv4hi3_di, ashrv2si3_di, ashrdi3_di): Likewise.
2259 (lshrv4hi3_di, lshrv2si3_di, lshrdi3_di): Likewise.
2260 (ashlv4hi3_di, ashlv2si3_di, ashldi3_di): Likewise.
2261 (iwmmxt_tbcstqi, iwmmxt_tbcsthi, iwmmxt_tbcstsi): Likewise
2262 (*iwmmxt_clrv8qi, *iwmmxt_clrv4hi, *iwmmxt_clrv2si): Likewise.
2263 (tbcstv8qi, tbcstv4hi, tbsctv2si): New pattern.
2264 (iwmmxt_clrv8qi, iwmmxt_clrv4hi, iwmmxt_clrv2si): Likewise.
2265 (*and<mode>3_iwmmxt, *ior<mode>3_iwmmxt, *xor<mode>3_iwmmxt): Likewise.
2266 (ror<mode>3, ror<mode>3_di): Likewise.
2267 (ashr<mode>3_di, lshr<mode>3_di, ashl<mode>3_di): Likewise.
2268 (ashli<mode>3_iwmmxt, iwmmxt_waligni, iwmmxt_walignr): Likewise.
2269 (iwmmxt_walignr0, iwmmxt_walignr1): Likewise.
2270 (iwmmxt_walignr2, iwmmxt_walignr3): Likewise.
2271 (iwmmxt_setwcgr0, iwmmxt_setwcgr1): Likewise.
2272 (iwmmxt_setwcgr2, iwmmxt_setwcgr3): Likewise.
2273 (iwmmxt_getwcgr0, iwmmxt_getwcgr1): Likewise.
2274 (iwmmxt_getwcgr2, iwmmxt_getwcgr3): Likewise.
2275 (All instruction patterns): Add wtype attribute.
2276 (*iwmmxt_arm_movdi, *iwmmxt_movsi_insn): iWMMXt coexist with vfp.
2277 (iwmmxt_uavgrndv8qi3, iwmmxt_uavgrndv4hi3): Revise the pattern.
2278 (iwmmxt_uavgv8qi3, iwmmxt_uavgv4hi3): Likewise.
2279 (ashr<mode>3_iwmmxt, ashl<mode>3_iwmmxt, lshr<mode>3_iwmmxt): Likewise.
2280 (iwmmxt_tinsrb, iwmmxt_tinsrh, iwmmxt_tinsrw):Likewise.
2281 (eqv8qi3, eqv4hi3, eqv2si3, gtuv8qi3): Likewise.
2282 (gtuv4hi3, gtuv2si3, gtv8qi3, gtv4hi3, gtv2si3): Likewise.
2283 (iwmmxt_wunpckihh, iwmmxt_wunpckihw, iwmmxt_wunpckilh): Likewise.
2284 (iwmmxt_wunpckilw, iwmmxt_wunpckehub, iwmmxt_wunpckehuh): Likewise.
2285 (iwmmxt_wunpckehuw, iwmmxt_wunpckehsb, iwmmxt_wunpckehsh): Likewise.
2286 (iwmmxt_wunpckehsw, iwmmxt_wunpckelub, iwmmxt_wunpckeluh): Likewise.
2287 (iwmmxt_wunpckeluw, iwmmxt_wunpckelsb, iwmmxt_wunpckelsh): Likewise.
2288 (iwmmxt_wunpckelsw, iwmmxt_wmadds, iwmmxt_wmaddu): Likewise.
2289 (iwmmxt_wsadb, iwmmxt_wsadh, iwmmxt_wsadbz, iwmmxt_wsadhz): Likewise.
2290 (iwmmxt2.md): Include.
2291 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __IWMMXT2__.
2292 (TARGET_IWMMXT2): New define.
2293 (TARGET_REALLY_IWMMXT2): Likewise.
2294 (arm_arch_iwmmxt2): Declare.
2295 * config/arm/mmintrin.h: Use __IWMMXT__ to enable iWMMXt intrinsics.
2296 Use __IWMMXT2__ to enable iWMMXt2 intrinsics.
2297 Use C name-mangling for intrinsics.
2299 (_mm_cvtsi32_si64, _mm_andnot_si64, _mm_sad_pu8): Revise.
2300 (_mm_sad_pu16, _mm_align_si64, _mm_setwcx, _mm_getwcx): Likewise.
2301 (_m_from_int): Likewise.
2302 (_mm_sada_pu8, _mm_sada_pu16): New intrinsic.
2303 (_mm_alignr0_si64, _mm_alignr1_si64, _mm_alignr2_si64): Likewise.
2304 (_mm_alignr3_si64, _mm_tandcb, _mm_tandch, _mm_tandcw): Likewise.
2305 (_mm_textrcb, _mm_textrch, _mm_textrcw, _mm_torcb): Likewise.
2306 (_mm_torch, _mm_torcw, _mm_tbcst_pi8, _mm_tbcst_pi16): Likewise.
2307 (_mm_tbcst_pi32): Likewise.
2308 (_mm_abs_pi8, _mm_abs_pi16, _mm_abs_pi32): New iWMMXt2 intrinsic.
2309 (_mm_addsubhx_pi16, _mm_absdiff_pu8, _mm_absdiff_pu16): Likewise.
2310 (_mm_absdiff_pu32, _mm_addc_pu16, _mm_addc_pu32): Likewise.
2311 (_mm_avg4_pu8, _mm_avg4r_pu8, _mm_maddx_pi16, _mm_maddx_pu16): Likewise.
2312 (_mm_msub_pi16, _mm_msub_pu16, _mm_mulhi_pi32): Likewise.
2313 (_mm_mulhi_pu32, _mm_mulhir_pi16, _mm_mulhir_pi32): Likewise.
2314 (_mm_mulhir_pu16, _mm_mulhir_pu32, _mm_mullo_pi32): Likewise.
2315 (_mm_qmulm_pi16, _mm_qmulm_pi32, _mm_qmulmr_pi16): Likewise.
2316 (_mm_qmulmr_pi32, _mm_subaddhx_pi16, _mm_addbhusl_pu8): Likewise.
2317 (_mm_addbhusm_pu8, _mm_qmiabb_pi32, _mm_qmiabbn_pi32): Likewise.
2318 (_mm_qmiabt_pi32, _mm_qmiabtn_pi32, _mm_qmiatb_pi32): Likewise.
2319 (_mm_qmiatbn_pi32, _mm_qmiatt_pi32, _mm_qmiattn_pi32): Likewise.
2320 (_mm_wmiabb_si64, _mm_wmiabbn_si64, _mm_wmiabt_si64): Likewise.
2321 (_mm_wmiabtn_si64, _mm_wmiatb_si64, _mm_wmiatbn_si64): Likewise.
2322 (_mm_wmiatt_si64, _mm_wmiattn_si64, _mm_wmiawbb_si64): Likewise.
2323 (_mm_wmiawbbn_si64, _mm_wmiawbt_si64, _mm_wmiawbtn_si64): Likewise.
2324 (_mm_wmiawtb_si64, _mm_wmiawtbn_si64, _mm_wmiawtt_si64): Likewise.
2325 (_mm_wmiawttn_si64, _mm_merge_si64): Likewise.
2326 (_mm_torvscb, _mm_torvsch, _mm_torvscw): Likewise.
2327 (_m_to_int): New define.
2328 * config/arm/arm-cores.def (iwmmxt2): Add FL_IWMMXT2.
2329 * config/arm/arm-arches.def (iwmmxt2): Likewise.
2330 * config/arm/t-arm (MD_INCLUDES): Add marvell-f-iwmmxt.md and
2332 * config/arm/arm.md (marvell-f-iwmmxt.md): Include.
2333 (arch): Add "iwmmxt2".
2334 (arch_enabled): Handle "iwmmxt2".
2335 (wtype): New attribute.
2336 (UNSPEC_WMADDS, UNSPEC_WMADDU): Delete.
2337 (UNSPEC_WALIGNI): New unspec.
2338 * config/arm/predicates.md (imm_or_reg_operand): New predicate.
2339 * config/arm/iterators.md (VMMX2): New mode_iterator.
2340 * config/arm/marvell-f-iwmmxt.md: New file.
2341 * config/arm/iwmmxt2.md: New file.
2343 2012-06-12 Jakub Jelinek <jakub@redhat.com>
2348 * c-decl.c (build_compound_literal): Call c_incomplete_type_error
2349 if type isn't complete.
2351 2012-06-12 Uros Bizjak <ubizjak@gmail.com>
2353 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
2355 2012-06-12 Richard Henderson <rth@redhat.com>
2357 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
2358 iterator instead of INT.
2360 2012-06-12 Bill Schmidt <wschmidt@linux.ibm.com>
2362 * opts.c: Add -fhoist-adjacent-loads to -O2 and above.
2363 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Add argument to forward
2365 (hoist_adjacent_loads, gate_hoist_loads): New forward declarations.
2366 (tree_ssa_phiopt): Call gate_hoist_loads.
2367 (tree_ssa_cs_elim): Add parm to tree_ssa_phiopt_worker call.
2368 (tree_ssa_phiopt_worker): Add do_hoist_loads to formal arg list; call
2369 hoist_adjacent_loads.
2370 (local_mem_dependence): New function.
2371 (hoist_adjacent_loads): Likewise.
2372 (gate_hoist_loads): Likewise.
2373 * common.opt (fhoist-adjacent-loads): New switch.
2374 * Makefile.in (tree-ssa-phiopt.o): Added dependencies.
2376 2012-06-12 Michael Matz <matz@suse.de>
2378 * alias.c (nonoverlapping_component_refs_p): Take two rtx arguments.
2379 (nonoverlapping_memrefs_p): Don't call it here ...
2380 (true_dependence_1): ... but here.
2382 2012-06-12 Richard Guenther <rguenther@suse.de>
2384 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove dead code.
2385 * alias.c (ao_ref_from_mem): MEM_EXPR is conservative, MEM_OFFSET
2386 and MEM_SIZE only refines it. Reflect that and be less conservative
2387 if either of the latter is not known.
2389 2012-06-12 Jakub Jelinek <jakub@redhat.com>
2391 PR rtl-optimization/53589
2392 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
2393 discovery even when e->dest != target. If any LABEL_REF points
2394 to e->dest label, redirect it to target's label.
2396 2012-06-12 Chung-Lin Tang <cltang@codesourcery.com>
2398 * config/sh/sh.c (output_stack_adjust): Remove !epilogue_p
2399 condition for generating REG_FRAME_RELATED_EXPR note.
2400 (pop): Add code for generating REG_CFA_RESTORE,
2401 REG_CFA_ADJUST_CFA notes. Set RTX_FRAME_RELATED_P to 1.
2402 (sh_expand_epilogue): Use frame_insn() for FP to SP move.
2403 Set 'frame_p' of calls to output_stack_adjust() to 'true'.
2405 2012-06-11 Richard Henderson <rth@redhat.com>
2407 * config/alpha/alpha.c (HWI_HEX2): Add missing shift.
2408 * vmsdbgout.c (VMS_EPOCH_OFFSET): Add LL suffix.
2410 * config/alpha/alpha.c (alpha_trampoline_init): Split large constants.
2412 2012-06-12 Hans-Peter Nilsson <hp@axis.com>
2414 * doc/tm.texi.in (Addressing Modes) <TARGET_LEGITIMIZE_ADDRESS>:
2415 Mention that this hook needs to be defined for native TLS.
2416 * doc/tm.texi: Regenerate.
2418 2012-06-11 Mike Stump <mikestump@comcast.net>
2420 * emit-rtl.c (init_emit_once): Iterate through the
2421 MODE_PARTIAL_INT modes with MIN_MODE_PARTIAL_INT and
2422 MAX_MODE_PARTIAL_INT, as GET_MODE_WIDER_MODE doesn't step through
2423 all the MIN_MODE_PARTIAL_INT modes anymore.
2425 2012-06-12 Maxim Kuvyrkov <maxim@codesourcery.com>
2427 * gcc/config/mips/mips-tables.opt (xlp): Fix merge typo.
2429 2012-06-11 Roland McGrath <mcgrathr@google.com>
2431 * dwarf2out.c (const_ok_for_output_1): Detect a TLS UNSPEC using
2432 SYMBOL_REF_TLS_MODEL rather than DECL_THREAD_LOCAL_P, in case it's
2433 not a VAR_DECL. Also don't limit it to UNSPECs with exactly one
2436 2012-06-11 Oleg Endo <olegendo@gcc.gnu.org>
2439 * config/sh/sh.md (fmasf4): New expander.
2440 (*macsf3): Rename to fmasf4_i. Adapt to fma pattern.
2441 (mac_media): Rename to fmasf4_media. Adapt to fma pattern.
2442 * config/sh/sh.opt (mfused-madd): Remove.
2443 * config/sh/sh.c (sh_option_override): Remove mfused-madd handling.
2444 (builtin_description bdesc): Remove __builtin_sh_media_FMAC_S.
2445 * config.gcc (sh[123456789lbe]*-*-* | sh-*-*): Add fused-madd.opt
2447 * doc/invoke.texi (SH Options): Update mfused-madd and mno-fused-madd
2450 2012-06-11 Richard Henderson <rth@redhat.com>
2452 * dwarf2cfi.c (scan_trace): Handle annulled branch-taken delay slots.
2454 2012-06-11 Richard Guenther <rguenther@suse.de>
2457 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
2458 replace it with the first non-BLOCK context.
2460 2012-06-11 Richard Guenther <rguenther@suse.de>
2462 * alias.c (aliases_everything_p): Remove.
2463 (DIFFERENT_ALIAS_SETS_P): Likewise.
2464 (true_dependence_1): Use mems_in_disjoint_alias_sets_p directly.
2465 Do not use aliases_everything_p or special-case ANDs. Do not
2466 special-case BLKmode moves.
2467 (may_alias_p): Likewise. Handle BLKmode similar like everywhere
2470 2012-06-09 Hans-Peter Nilsson <hp@axis.com>
2472 Fix CRIS build errors with --enable-build-with-cxx.
2473 * config/cris/cris.c (cris_emit_trap_for_misalignment): Rename
2474 variable "and" to "andop".
2475 * config/cris/sync.md ("atomic_fetch_<atomic_op_name><mode>"): Use
2476 temporary variable for memory model, passing C++-type-correct
2477 parameter type to expand_mem_thread_fence.
2478 ("atomic_compare_and_swap<mode>"): Ditto.
2480 2012-06-09 Richard Henderson <rth@redhat.com>
2483 * cfgcleanup.c (execute_jump): Rename from rest_of_handle_jump2.
2484 (pass_jump): Rename from pass_jump2.
2485 (execute_jump2, pass_jump2): New.
2486 * combine-stack-adj.c (rest_of_handle_stack_adjustments): Don't
2487 perform cfg cleanup here. Move the test of PUSH_ROUNDING
2488 and ACCUMULATE_OUTGOING_ARGS test...
2489 (gate_handle_stack_adjustments): ... here.
2490 * passes.c (init_optimization_passes): Update for pass_jump2 rename.
2491 Place new pass_jump2 after pass_stack_adjustments.
2492 * tree-pass.h (pass_jump): Declare.
2494 2012-06-09 Kenneth Zadeck <zadeck@naturalbridge.com>
2496 * simplify-rtx.c (simplify_const_binary_operation): Fixed shift
2499 2012-06-08 Richard Henderson <rth@redhat.com>
2502 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
2503 note to a clobber insn when no other insn is available.
2505 2012-06-08 Georg-Johann Lay <avr@gjlay.de>
2507 * config/avr/avr.c (avr_case_values_threshold): Return 7.
2509 2012-06-07 Andreas Schwab <schwab@linux-m68k.org>
2511 * genhooks.c (main): Set progname.
2512 (emit_documentation): Remove variable found_start, always bail out
2513 when a place is missing.
2514 * doc/tm.texi.in (C++ ABI): Add @hook TARGET_CXX_DECL_MANGLING_CONTEXT.
2516 2012-06-07 Jakub Jelinek <jakub@redhat.com>
2519 * omp-low.c (scan_omp): Change first argument to gimple_seq *,
2520 call walk_gimple_seq_mod instead of walk_gimple_seq.
2521 (scan_sharing_clauses, scan_omp_parallel, scan_omp_task,
2522 scan_omp_for, scan_omp_sections, scan_omp_single,
2523 execute_lower_omp): Adjust callers.
2524 (scan_omp_1_stmt): Likewise. If check_omp_nesting_restrictions
2525 returns false, replace stmt with GIMPLE_NOP.
2526 (check_omp_nesting_restrictions): Instead of issuing warnings,
2527 issue errors and return false if any errors were reported.
2529 2012-06-06 Steven Bosscher <steven@gcc.gnu.org>
2531 * doc/invoke.texi (fconserve-space): Remove documentation.
2533 2012-06-06 Edmar Wienskoski <edmar@freescale.com>
2535 * config/rs6000/rs6000-tables.opt: Regenerated.
2537 2012-06-06 Richard Guenther <rguenther@suse.de>
2539 PR tree-optimization/53081
2540 * tree-data-ref.h (adjacent_store_dr_p): Rename to ...
2541 (adjacent_dr_p): ... this and make it work for reads, too.
2542 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMCPY.
2543 (struct partition_s): Change main_stmt to main_dr, add
2544 secondary_dr member.
2545 (build_size_arg_loc): Change to date data-reference and not
2547 (build_addr_arg_loc): New function split out from ...
2548 (generate_memset_builtin): ... here. Use it and simplify.
2549 (generate_memcpy_builtin): New function.
2550 (generate_code_for_partition): Adjust.
2551 (classify_partition): Streamline pattern detection. Detect memcpy.
2552 (ldist_gen): Adjust.
2553 (tree_loop_distribution): Adjust seed statements for memcpy
2556 2012-06-06 Matt Turner <mattst88@gmail.com>
2558 * config/arm/mmintrin.h (_mm_empty): New.
2561 2012-06-06 Richard Sandiford <r.sandiford@uk.ibm.com>
2563 * doc/invoke.texi (sched-pressure-algorithm): Document new --param.
2564 * common.opt (fsched-pressure-algorithm=): Remove.
2565 * flag-types.h (sched_pressure_algorithm): Move to...
2566 * sched-int.h (sched_pressure_algorithm): ...here.
2567 * params.def (sched-pressure-algorithm): New param.
2568 * haifa-sched.c (sched_init): Use it to initialize sched_pressure.
2569 * common/config/s390/s390-common.c (s390_option_optimization_table):
2570 Remove OPT_fsched_pressure_algorithm_ entry.
2571 * config/s390/s390.c (s390_option_override): Set a default value for
2572 PARAM_SCHED_PRESSURE_ALGORITHM.
2574 2012-06-05 Michael Meissner <meissner@linux.vnet.ibm.com>
2577 * config/rs6000/rs6000.c (rs6000_generate_compare): If we are
2578 doing an unsigned compare, make sure the second argument is not a
2580 (rs6000_emit_cmove): Don't allow floating point comparisons when
2581 generating ISEL moves.
2583 2012-06-05 Edmar Wienskoski <edmar@freescale.com>
2585 * config/rs6000/e5500.md: New file.
2586 * config/rs6000/e6500.md: New file.
2587 * config/rs6000/rs6000.c (processor_costs): Add new costs for
2589 (rs6000_option_override_internal): Altivec and Spe options not
2590 allowed with e5500. Spe options not allowed with e6500. Increase
2591 move inline limit for e5500 and e6500. Disable string instructions
2592 for e5500 and e6500. Enable branch targets alignment for e5500 and
2593 e6500. Initialize rs6000_cost for e5500 and e6500.
2594 (rs6000_adjust_cost): Add extra scheduling cycles between compare
2595 and brnach for e5500 and e6500.
2596 (rs6000_issue_rate): Set issue rate for e5500 and e6500.
2597 * config/rs6000/rs6000-cpus.def: Add cpu definitions for e5500 and
2599 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add e5500 and e6500.
2600 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce5500 and
2602 Include e5500.md and e6500.md.
2603 * config/rs6000/rs6000-opt.h (processor_type): Add
2604 PROCESSOR_PPCE5500 and PROCESSOR_PPCE6500.
2605 * config.gcc (cpu_is_64bit): Add new cores e5500, e6500.
2606 (powerpc*-*-*): Add new cores e5500, e6500.
2607 * doc/invoke.texi: (item -mcpu): Add e5500 and e6500 to list of cpus.
2609 2012-06-05 Richard Guenther <rguenther@suse.de>
2611 * tree-vect-data-refs.c (vect_analyze_data_refs): Fix last change.
2613 2012-06-05 H.J. Lu <hongjiu.lu@intel.com>
2616 * config.gcc: Select x32 run-time library if --with-abi={x32|mx32}
2617 is used for x86_64-*-*.
2619 2012-06-05 Richard Guenther <rguenther@suse.de>
2621 PR tree-optimization/30442
2622 * tree-vect-data-refs.c (vect_analyze_data_refs): For basic-block
2623 vectorization stop analysis at the first stmt we cannot compute
2624 a data-reference for instead of giving up completely.
2626 2012-06-05 Richard Guenther <rguenther@suse.de>
2628 * tree-loop-distribution.c (struct partition_s): Add has_writes member.
2629 (partition_alloc): Initialize it.
2630 (partition_has_writes): New function.
2631 (rdg_flag_uses): Adjust.
2632 (rdg_flag_vertex): Likewise.
2633 (rdg_flag_vertex_and_dependent): Likewise.
2634 (rdg_flag_loop_exits): Likewise.
2635 (build_rdg_partition_for_component): Likewise.
2636 (rdg_build_partitions): Likewise.
2638 2012-06-05 Richard Guenther <rguenther@suse.de>
2640 PR tree-optimization/53081
2641 * tree-loop-distribution.c (generate_memset_builtin): Handle all
2642 kinds of byte-sized stores.
2643 (classify_partition): Likewise.
2644 (tree_loop_distribution): Adjust seed statements used for
2645 !flag_tree_loop_distribution.
2647 2012-06-05 Alan Modra <amodra@gmail.com>
2649 * config/rs6000/rs6000.c (ptr_regno_for_savres): Comment.
2650 (rs6000_emit_prologue): Ensure register used for inline saves
2651 of vector regs is not the static chain register. Revise comment.
2653 2012-06-04 Oleg Endo <olegendo@gcc.gnu.org>
2655 * doc/md.texi (Standard Pattern Names For Generation): Document
2658 2012-06-04 H.J. Lu <hongjiu.lu@intel.com>
2661 * config/i386/i386.c (ix86_sched_reorder) Skip debug insns.
2663 2012-06-04 Jason Merrill <jason@redhat.com>
2665 * dwarf2out.c (is_unit_die): New.
2666 (copy_declaration_context, copy_ancestor_tree): Use it.
2667 (copy_decls_walk): Likewise.
2669 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
2672 * doc/invoke.texi (Wenum-compare): Update documentation.
2674 2012-06-04 Dodji Seketeli <dodji@redhat.com>
2676 PR preprocessor/53463
2677 * parser.c (cp_parser_assignment_expression): Use the location
2678 for the '=' as the default location for the expression.
2680 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
2683 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
2685 (altivec_stvlxl): Ditto.
2686 (altivec_stvrx): Ditto.
2687 (altivec_stvrxl): Ditto.
2689 2012-06-04 Vladimir Makarov <vmakarov@redhat.com>
2691 * ira-int.h (struct target_ira_int): Add member x_ira_uniform_class_p.
2692 (ira_uniform_class_p): New macro.
2694 * ira.c (setup_uniform_class_p): New function.
2695 (setup_allocno_and_important_classes): Call the function.
2696 (print_unform_and_important_classes): New function.
2697 (print_classes): Rename to print_translated_classes.
2698 (ira_debug_allocno_classes): Add call of
2699 print_unform_and_important_classes.
2701 * ira-costs.c (setup_regno_cost_classes_by_aclass): Use uniform
2702 classes instead of pressure classes.
2704 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
2707 * trans-mem.c (expand_block_edges): Do not skip the first
2708 statement when resetting the BB.
2710 2012-06-04 Richard Guenther <rguenther@suse.de>
2712 * tree-data-ref.c (stores_from_loop): Remove.
2713 (stmt_with_adjacent_zero_store_dr_p): Likewise.
2714 (stores_zero_from_loop): Likewise.
2715 * tree-data-ref.h (stores_from_loop, stores_zero_from_loop,
2716 stmt_with_adjacent_zero_store_dr_p, stride_of_unit_type_p): Remove.
2717 (adjacent_store_dr_p): New function.
2718 * tree-loop-distribution.c (generate_memset_builtin): Pass
2719 the RDG, use the already available data-reference.
2720 (generate_code_for_partition): Pass down RDG.
2721 (classify_partition): Inline parts of the former
2722 stmt_with_adjacent_zero_store_dr_p here and use adjacent_store_dr_p.
2723 (ldist_gen): Remember if there was any detected builtin and
2724 do less work if not and flag_tree_loop_distribution is not set.
2725 (tree_loop_distribution): Inline and fuse stores_from_loop
2726 and stores_zero_from_loop here.
2728 2012-06-04 Richard Guenther <rguenther@suse.de>
2731 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
2732 create new assembler names.
2734 2012-06-04 Richard Guenther <rguenther@suse.de>
2736 * tree-data-ref.c (struct rdg_vertex_info): Remove.
2737 (rdg_vertex_for_stmt): Simplify using gimple_uid.
2738 (create_rdg_vertices): Pass loop argument, remove stmt to RDG index
2739 hashtable. Record stmt data-references.
2740 (hash_stmt_vertex_info): Remove.
2741 (eq_stmt_vertex_info): Likewise.
2742 (hash_stmt_vertex_del): Likewise.
2743 (build_empty_rdg): Simplify.
2744 (build_rdg): Adjust.
2745 (free_rdg): Likewise.
2746 (ref_base_address): Remove.
2747 (have_similar_memory_accesses): Likewise.
2748 * tree-data-ref.h (create_rdg_vertices): Remove.
2749 (struct rdg_vertex): Add datarefs member.
2750 (RDGV_DATAREFS): New define.
2751 (RDG_DATAREFS): Likewise.
2752 (have_similar_memory_accesses): Remove.
2753 (rdg_has_similar_memory_accesses): Likewise.
2754 * tree-loop-distribution.c (ref_base_address): Re-implement here.
2755 (similar_memory_accesses): Re-implement using existing data-references.
2756 (tree_loop_distribution): Initialize stmt uids for the stmt to
2758 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
2759 access stmt vinfo for stmts in loop.
2761 2012-06-04 Andreas Schwab <schwab@linux-m68k.org>
2764 * config/m68k/m68k.md ("tablejump"): Fix check for
2765 CASE_VECTOR_PC_RELATIVE.
2767 2012-06-04 Steven Bosscher <steven@gcc.gnu.org>
2769 * output.h (merge_weak, assemble_alias,
2770 initializer_constant_valid_p,
2771 initializer_constant_valid_for_bitfield_p): Move protos from here...
2772 * tree.h: ... to here.
2773 * cgraphclones.c: Do not include output.h.
2774 * gimplify.c: Likewise.
2775 * reload.c: Likewise.
2776 * recog.c: Likewise.
2777 * tree-ssa-loop-ivopts.c: Likewise.
2778 * tree-switch-conversion.c: Likewise.
2779 * c-parser.c: Likewise.
2780 * c-typeck.c: Likewise.
2781 * Makefile.in: Fix dependencies.
2783 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
2786 * config/avr/avr-stdint.h: New file.
2787 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
2790 2012-06-04 Jakub Jelinek <jakub@redhat.com>
2792 PR tree-optimization/53550
2793 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
2794 is POINTER_TYPE_P, use sizetype as step type instead of type.
2796 2012-06-04 Richard Guenther <rguenther@suse.de>
2798 * tree-data-ref.c (have_similar_memory_accesses_1): Remove.
2799 (ref_base_address_1): Likewise.
2800 (remove_similar_memory_refs): Likewise.
2801 * tree-data-ref.h (remove_similar_memory_refs): Remove.
2802 * tree-loop-distribution.c (classify_partition): Do not classify
2803 as builtin if -ftree-loop-distribute-patterns is not enabled.
2804 (fuse_partitions_with_similar_memory_accesses): Inline ...
2805 (ldist_gen): ... here. Fuse all non-builtin partitions if
2806 -ftree-loop-distribution is not enabled. Properly return
2807 the number of created partitions. Do not update SSA form here but ...
2808 (tree_loop_distribution): ... once here for the whole function.
2809 Only walk innermost loops, constrain loops we consider here
2810 further. Do not call remove_similar_memory_refs.
2811 (distribute_loop): Do not check number of loop nodes here.
2813 2012-06-04 Steven Bosscher <steven@gcc.gnu.org>
2815 * Makefile.in (GIMPLE_H): Do not depend on TARGET_H.
2817 2012-06-03 Martin Jambor <mjambor@suse.cz>
2819 * ipa-prop.h (ipa_get_jf_known_type_offset): New function.
2820 (ipa_get_jf_known_type_base_type): Likewise.
2821 (ipa_get_jf_known_type_component_type): Likewise.
2822 (ipa_get_jf_constant): Likewise.
2823 (ipa_get_jf_pass_through_formal_id): Likewise.
2824 (ipa_get_jf_pass_through_operation): Likewise.
2825 (ipa_get_jf_ancestor_offset): Likewise.
2826 (ipa_get_jf_ancestor_type): Likewise.
2827 (ipa_get_jf_ancestor_formal_id): Likewise.
2828 (ipa_get_jf_member_ptr_pfn): Likewise.
2829 * ipa-prop.c (ipa_set_jf_known_type): New function.
2830 (ipa_set_jf_constant): Likewise.
2831 (ipa_set_jf_simple_pass_through): Likewise.
2832 (ipa_set_jf_arith_pass_through): Likewise.
2833 (ipa_set_ancestor_jf): Likewise.
2834 (fill_member_ptr_cst_jump_function): Moved up and renamed to
2835 ipa_set_jf_member_ptr_cst.
2836 (detect_type_change_1): Use the new jump function creation functions.
2837 (compute_complex_assign_jump_func): Likewise.
2838 (compute_complex_ancestor_jump_func): Likewise.
2839 (compute_known_type_jump_func): Likewise.
2840 (compute_scalar_jump_functions): Likewise.
2841 (compute_pass_through_member_ptrs): Likewise.
2842 (determine_cst_member_ptr): Likewise.
2843 (combine_known_type_and_ancestor_jfs): Likewise.
2844 (try_make_edge_direct_simple_call): Likewise.
2845 (try_make_edge_direct_virtual_call): Likewise.
2846 (update_indirect_edges_after_inlining): Likewise.
2847 * ipa-cp.c (ipa_get_jf_pass_through_result): Use jump function
2848 access functions. Incorporat NOP_EXPR and BINFO handling from its
2850 (ipa_get_jf_ancestor_result): Likewise. Incorporate handling BINFOs
2851 which was in its callers.
2852 (ipa_value_from_jfunc): Use jump function access functions. Some
2853 functionality moved to functions above.
2854 (propagate_vals_accross_ancestor): Likewise.
2855 (propagate_vals_accross_pass_through): Use jump function access
2857 (propagate_accross_jump_function): Likewise.
2858 * ipa-inline-analysis.c (remap_edge_change_prob): Use jump function
2860 (inline_merge_summary): Likewise.
2862 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2864 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
2865 * config/pa/pa.c (pa_attr_length_millicode_call): Use
2866 MAX_PCREL17F_OFFSET instead of fixed offset.
2867 (pa_attr_length_call): Likewise.
2868 (pa_attr_length_indirect_call): Likewise.
2870 2012-06-03 Oleg Endo <olegendo@gcc.gnu.org>
2873 * config/sh/sh.opt (mfsca, mfsrra): New options.
2874 * config/sh/sh.md (rsqrtsf2): Use TARGET_FPU_ANY and TARGET_FSRRA
2876 (fsca): Use TARGET_FPU_ANY and TARGET_FSCA condition.
2877 (sinssf2, cossf2): Fold expanders to ...
2878 (sincossf3): ... this new expander. Use TARGET_FPU_ANY and
2879 TARGET_FSCA condition.
2880 * config/sh/sh.c (sh_option_override): Handle TARGET_FSRRA and
2882 * doc/invoke.texi (SH Options): Add descriptions for -mfsca,
2883 -mno-fsca, -mfsrra, -mno-fsrra.
2885 2012-06-03 Matt Turner <mattst88@gmail.com>
2887 * config/mips/4600.md (r4700_imul_si): New.
2888 (r4700_imul_di): New.
2889 (r4700_fmul_single): New.
2890 (r4700_fmul_double): New.
2891 * config/mips/mips-cpus.def: Add r4700.
2892 * config/mips/mips.c: Likewise.
2893 * config/mips/mips.md: Likewise.
2894 * config/mips/mips-tables.opt: Regenerate.
2896 2012-06-02 Steven Bosscher <steven@gcc.gnu.org>
2898 * config/sparc/sparc.h (INITIAL_ELIMINATION_OFFSET): Split out to
2899 new function sparc_initial_elimination_offset.
2900 * config/sparc/sparc.c (sparc_initial_elimination_offset): New
2902 * config/sparc/sparc-protos.h (sparc_initial_elimination_offset):
2905 2012-06-02 Kenneth Zadeck <zadeck@naturalbridge.com>
2907 * expmed.c (expand_mult, choose_multiplier): Change
2908 "2 * HOST_BITS_PER_WIDE_INT" to "HOST_BITS_PER_DOUBLE_INT".
2909 * expr.c (convert_modes): Likewise.
2910 * explow.c (plus_constant): Likewise.
2911 * fixed-value.c (fixed_saturate1, fixed_saturate2)
2912 (do_fixed_add, do_fixed_multiply, do_fixed_multiply)
2913 (do_fixed_multiply, do_fixed_multiply, do_fixed_divide)
2914 (do_fixed_divide, do_fixed_divide, do_fixed_divide)
2915 (do_fixed_divide, do_fixed_divide, do_fixed_shift, do_fixed_shift)
2916 (do_fixed_shift, fixed_convert, fixed_convert)
2917 (fixed_convert_from_int, fixed_convert_from_int)
2918 (fixed_convert_from_real): Likewise.
2919 * fold-const.c (fold_convert_const_int_from_fixed, sign_bit_p)
2920 (native_interpret_int, fold_binary_loc, fold_ternary_loc): Likewise.
2921 * varasm.c (output_constructor_bitfield): Likewise.
2922 * tree-vrp.c (register_edge_assert_for_2): Likewise.
2923 * double-int.c (rshift_double, lshift_double): Likewise.
2924 * double-int.h (double_int_fits_in_uhwi_p, double_int, double_int):
2926 * simplify-rtx.c (mode_signbit_p)
2927 (simplify_const_unary_operation, simplify_binary_operation_1)
2928 (simplify_immed_subreg): Likewise.
2929 * builtins.c (c_readstr, fold_builtin_bitop): Likewise.
2930 * tree-vect-generic.c (build_replicated_const): Likewise.
2931 * dbxout.c (stabstr_O): Likewise.
2932 * emit-rtl.c (immed_double_int_const, immed_double_const)
2933 (gen_lowpart_common, init_emit_once): Likewise.
2934 * tree.c (integer_pow2p, tree_log2, tree_floor_log2)
2935 (widest_int_cst_value, upper_bound_in_type): Likewise.
2936 * stor-layout.c (initialize_sizetypes, fixup_signed_type)
2937 (fixup_unsigned_type): Likewise.
2938 * real.c (real_to_integer2, real_from_integer): Likewise.
2939 * dwarf2out.c (size_of_loc_descr, size_of_die, output_die)
2940 (clz_loc_descriptor, mem_loc_descriptor): Likewise.
2942 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
2945 * fold-const.c (fold_binary_loc): Refine previous change.
2947 2012-06-01 Olivier Hainque <hainque@adacore.com>
2949 * config/rs6000/vxworks.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Restore
2950 the "do {" part of the do-while(0) loop.
2952 2012-06-01 Yuri Rumyantsev <yuri.s.rumyantsev@intel.com>
2954 * config/i386/i386.c (x86_sched_reorder): New function.
2955 Added new function x86_sched_reorder.
2957 2012-06-01 Richard Guenther <rguenther@suse.de>
2959 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
2961 (classify_partition): Likewise.
2963 2012-06-01 Richard Guenther <rguenther@suse.de>
2965 * tree-loop-distribution.c (enum partition_kind): New enum.
2966 (struct partition_s): Add kind and main_stmt members.
2967 (partition_alloc): Initialize kind to PKIND_NORMAL.
2968 (partition_builtin_p): New function.
2969 (copy_loop_before): Remove failure path and assert instead.
2970 (generate_loops_for_partition): Likewise.
2971 (generate_memset_zero): Fold into ...
2972 (generate_memset_builtin): ... this.
2973 (classify_partition): New function with code from
2974 can_generate_builtin and generate_builtin.
2975 (generate_builtin): Remove.
2976 (can_generate_builtin): Likewise.
2977 (fuse_partitions_with_similar_memory_accesses): Call
2978 partition_builtin_p instead of can_generate_builtin.
2979 (rdg_build_partitions): Do not call
2980 fuse_partitions_with_similar_memory_accesses here...
2981 (ldist_gen): ... but here after classifying all partitions.
2982 Remove failure path of generate_code_for_partition.
2983 (generate_code_for_partition): Generate code according
2984 to partition classification.
2986 2012-06-01 Manuel López-Ibáñez <manu@gcc.gnu.org>
2987 Jonathan Wakely <jwakely.gcc@gmail.com>
2990 * doc/invoke.texi (Warning Options): Explain purpose and differences
2991 between -Wmissing-prototypes and -Wmissing-declarations.
2993 2012-06-01 Christian Bruel <christian.bruel@st.com>
2995 * gcc.c (save_switch): Add user_p parameter.
2996 (read_specs): Likewise.
2997 (set_specs): Likewise.
2998 (validate_switches): Likewise.
2999 (validate_switches_from_spec): Likewise.
3000 (validate_all_switches): Pass on user_p parameter.
3001 (struct spec_list): Add user_p field.
3002 (struct switchstr): Add known field.
3003 (save_switch): Add known parameter.
3004 (INIT_STATIC_SPEC): Initialize user_p;
3005 (driver_unknown_option_callbac): call save_switch if
3006 OPT_SPECIAL_unknown.
3007 (driver_handle_option): Propagate OPT_specs.
3008 (do_spec_1): Set validated only if known.
3009 (check_live_switch): Likewise.
3010 (validate_switches): Set validated if known or user_spec.
3012 2012-06-01 Hans-Peter Nilsson <hp@axis.com>
3014 Add CRIS atomic patterns for 1, 2, and 4 bytes.
3015 * config/cris/cris.c (cris_emit_trap_for_misalignment): New function.
3016 * config/cris/cris-protos.h: Declare it.
3017 * config/cris/cris.h [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 32]
3018 (TARGET_DEFAULT): Add alignment by 32.
3019 [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 10] (TARGET_DEFAULT): New
3020 case, as TARGET_CPU_DEFAULT == 0 but with alignment as for
3021 TARGET_CPU_DEFAULT == 32.
3022 (TARGET_TRAP_UNALIGNED_ATOMIC): New macro.
3023 * config/cris/cris.md: Include sync.md. Avoid allocating specific
3024 numbers by replacing the define_constants for all UNSPECs with the
3025 equivalent define_c_enum construct.
3026 * config/cris/cris.opt (mtrap-unaligned-atomic): New option.
3027 * config/cris/sync.md: New file.
3029 2012-05-31 Matt Turner <mattst88@gmail.com>
3031 * config/mips/4600.md (r4600_imul_si): Rename from r4600_imul.
3032 (r4600_imul_di): New.
3033 (r4600_idiv_si): Rename from r4600_idiv.
3034 (r4600_idiv_di): New.
3036 2012-05-31 Steven Bosscher <steven@gcc.gnu.org>
3038 * output.h (__gcc_host_wide_int__): Move to hwint.h.
3039 (decl_default_tls_model): Move to tree.h
3040 (dump_file): Move to system.h.
3041 (default_stabs_asm_out_destructor, default_stabs_asm_out_constructor,
3042 dbxout_int, dbxout_stabd, dbxout_begin_stabn, dbxout_begin_stabn_sline,
3043 dbxout_begin_empty_stabs, dbxout_begin_simple_stabs,
3044 dbxout_begin_simple_stabs_desc, dbxout_stab_value_zero,
3045 dbxout_stab_value_zero, dbxout_stab_value_label_diff,
3046 dbxout_stab_value_internal_label,
3047 dbxout_stab_value_internal_label_diff): Move from here ...
3048 * dbxout.h: ... to here.
3049 * system.h (dump_file): Moved here from output.h.
3050 * hwint.h (__gcc_host_wide_int__): Moved here from output.h.
3051 * tree.h (decl_default_tls_model): Moved here from output.h.
3052 * varasm.c (default_stabs_asm_out_destructor,
3053 default_stabs_asm_out_constructor): Move from here ...
3054 * dbxout.c: ... to here.
3056 * gcov-dump.c (dump_file): Rename to dump_gcov_file. Update callers.
3058 * collect2.h (dump_file): Rename to dump_ld_file.
3059 * collect2.c: Likewise.
3060 * tlink.c: Likewise.
3062 * alias.c: Do not include output.h.
3063 * auto-inc-dec.c: Likewise.
3064 * bt-load.c: Likewise.
3065 * caller-save.c: Likewise.
3067 * cfgbuild.c: Likewise.
3068 * cfgcleanup.c: Likewise.
3069 * cfglayout.c: Likewise.
3070 * cfgloop.c: Likewise.
3071 * cfgloopanal.c: Likewise.
3072 * cfgloopmanip.c: Likewise.
3073 * cfgrtl.c: Likewise.
3074 * cgraph.c: Likewise.
3075 * cgraphclones.c: Likewise.
3076 * combine-stack-adj.c: Likewise.
3077 * combine.c: Likewise.
3078 * cprop.c: Likewise.
3080 * cselib.c: Likewise.
3081 * dbgcnt.c: Likewise.
3082 * df-problems.c: Likewise.
3083 * df-scan.c: Likewise.
3084 * dojump.c: Likewise.
3085 * fwprop.c: Likewise.
3087 * graph.c: Likewise.
3088 * haifa-sched.c: Likewise.
3089 * hw-doloop.c: Likewise.
3090 * ipa-inline-transform.c: Likewise.
3091 * ipa-pure-const.c: Likewise.
3092 * ipa-reference.c: Likewise.
3093 * ipa-utils.c: Likewise.
3094 * ira-build.c: Likewise.
3095 * ira-emit.c: Likewise.
3097 * loop-doloop.c: Likewise.
3098 * loop-invariant.c: Likewise.
3099 * loop-iv.c: Likewise.
3100 * loop-unroll.c: Likewise.
3101 * loop-unswitch.c: Likewise.
3102 * lto-cgraph.c: Likewise.
3103 * lto-section-in.c: Likewise.
3104 * lto-streamer-in.c: Likewise.
3106 * mode-switching.c: Likewise.
3107 * postreload-gcse.c: Likewise.
3108 * postreload.c: Likewise.
3109 * predict.c: Likewise.
3110 * profile.c: Likewise.
3112 * reg-stack.c: Likewise.
3113 * regcprop.c: Likewise.
3114 * regmove.c: Likewise.
3115 * regstat.c: Likewise.
3116 * reload1.c: Likewise.
3117 * sched-ebb.c: Likewise.
3118 * sel-sched-dump.c: Likewise.
3119 * simplify-rtx.c: Likewise.
3120 * stor-layout.c: Likewise.
3121 * store-motion.c: Likewise.
3122 * tracer.c: Likewise.
3123 * tree-affine.c: Likewise.
3124 * tree-cfg.c: Likewise.
3125 * tree-cfgcleanup.c: Likewise.
3126 * tree-dfa.c: Likewise.
3127 * tree-into-ssa.c: Likewise.
3128 * tree-nomudflap.c: Likewise.
3129 * tree-optimize.c: Likewise.
3130 * tree-pretty-print.c: Likewise.
3131 * tree-profile.c: Likewise.
3132 * tree-ssa-address.c: Likewise.
3133 * tree-ssa-ccp.c: Likewise.
3134 * tree-ssa-copy.c: Likewise.
3135 * tree-ssa-dom.c: Likewise.
3136 * tree-ssa-loop-ch.c: Likewise.
3137 * tree-ssa-loop-im.c: Likewise.
3138 * tree-ssa-loop-manip.c: Likewise.
3139 * tree-ssa-loop-niter.c: Likewise.
3140 * tree-ssa-loop-prefetch.c: Likewise.
3141 * tree-ssa-loop-unswitch.c: Likewise.
3142 * tree-ssa-loop.c: Likewise.
3143 * tree-ssa-propagate.c: Likewise.
3144 * tree-ssa-structalias.c: Likewise.
3145 * tree-ssa-tail-merge.c: Likewise.
3146 * tree-ssa-threadedge.c: Likewise.
3147 * tree-ssa-threadupdate.c: Likewise.
3148 * tree-ssa-uncprop.c: Likewise.
3149 * tree-ssa-uninit.c: Likewise.
3150 * tree-ssa.c: Likewise.
3151 * value-prof.c: Likewise.
3152 * var-tracking.c: Likewise.
3155 * config/m32r/m32r.c: Include dbxout.h.
3156 * config/pa/pa.c: Likewise.
3157 * config/rs6000/rs6000.c: Likewise.
3159 * Makefile.in: Fix dependencies.
3160 * config/rs6000/t-rs5000: Likewise.
3162 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
3164 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
3165 * gimple.h (block_in_transaction): Check for flag_tm.
3167 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
3169 PR tree-optimization/52558
3170 * cfg.c (alloc_aux_for_edge): Fix comment.
3171 (alloc_aux_for_edge): Remove static.
3172 * basic-block.h (alloc_aux_for_edge): Protoize.
3173 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
3174 (execute_sm_if_changed_flag): New.
3175 (execute_sm_if_changed_flag_set): New.
3176 (execute_sm): Do not generate data races unless requested.
3177 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
3178 (tree_ssa_lim_finalize): Call free_aux_for_edges.
3179 * gimple.h (block_in_transaction): New.
3180 (gimple_in_transaction): Use block_in_transaction.
3182 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
3185 * config/avr/avr.opt (-msp8): Document it.
3186 * doc/invoke.texi (AVR Options): Ditto. And document related
3189 2012-05-31 Diego Novillo <dnovillo@google.com>
3191 * configure.ac (CXX_FOR_BUILD): Define and substitute.
3192 (BUILD_CXXFLAGS): Define and substitute.
3193 * Makefile.in (BUILD_CXXFLAGS): Define.
3194 (CXX_FOR_BUILD): Define.
3195 (COMPILER_FOR_BUILD): Set to CXX_FOR_BUILD if building with C++.
3196 (LINKER_FOR_BUILD): Likewise.
3197 (BUILD_COMPILERFLAGS): Set to BUILD_CXXFLAGS if building with C++.
3198 (BUILD_LINKERFLAGS): Likewise.
3199 * configure: Regenerate.
3201 2012-05-31 Steven Bosscher <steven@gcc.gnu.org>
3203 * Makefile.in: Fix many dependencies.
3204 * tree-profile.c: Don't include regs.h.
3205 * tree-vectorizer.c: Don't include cfglayout.h.
3206 * tree-vect-stmts.c: Likewise.
3207 * tree-vect-slp.c: Likewise.
3208 * tree-vect-loop.c: Likewise.
3209 * reg-stack.c: Likewise.
3210 * tree-ssa-loop-manip.c: Likewise.
3211 * toplev.c: Likewise.
3212 * varasm.c: Don't include cfglayout.h, basic-block.h,
3213 and tree-iterator.h.
3214 * tree-cfgcleanup.c: Don't include cfglayout.h.
3215 * passes.c: Don't include cfglayout.h, dwarf2asm.h,
3216 dwarf2out.h, dbxout.h, sdbout.h, and xcoffout.h.
3217 * cgraphclones.c: Don't include plugin.h.
3219 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
3221 * config/avr/t-avr: Correct avr-mmcu.texi dependencies.
3222 (s-avr-mmcu-texi): Don't sed on gen-avr-mmcu-texi output.
3223 * doc/avr-mmcu.texi (svn:eol-style): Set to native.
3225 2012-05-31 Richard Guenther <rguenther@suse.de>
3227 * tree-loop-distribution.c (struct partition_s): New struct,
3228 typedef and vector type.
3229 (partition_alloc, partition_free): New functions.
3230 (generate_loops_for_partition, generate_builtin,
3231 generate_code_for_partition, rdg_flag_uses, rdg_flag_vertex,
3232 rdg_flag_vertex_and_dependent, rdg_flag_loop_exits,
3233 build_rdg_partition_for_component, can_generate_builtin,
3234 similar_memory_accesses, fuse_partitions_with_similar_memory_accesses,
3235 rdg_build_partitions, dump_rdg_partitions, debug_rdg_partitions,
3236 number_of_rw_in_partition, partition_contains_all_rw,
3237 ldist_gen): Use partition_t instead of bitmap.
3239 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
3241 * config/avr/gen-avr-mmcu-texi.c: Sort MCUs.
3242 * doc/avr-mmcu.texi: Regenerate.
3244 2012-05-31 Richard Guenther <rguenther@suse.de>
3246 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
3247 Use FOR_EACH_SSA_DEF_OPERAND.
3248 (generate_builtin): Adjust.
3249 (stmt_generated_in_another_partition): Remove.
3250 (add_scalar_computations_to_partition): Likewise.
3251 (rdg_build_partitions): Do not call
3252 add_scalar_computations_to_partition.
3254 2012-05-31 Eric Botcazou <ebotcazou@adacore.com>
3256 * tree-dfa.c (get_ref_base_and_extent): Compute the offset using
3257 double ints throughout.
3258 * tree-sra.c (build_user_friendly_ref_for_offset) <RECORD_TYPE>:
3259 Check that the position of the field is representable as an integer.
3261 2012-05-31 Richard Guenther <rguenther@suse.de>
3263 * tree-data-ref.c (dr_analyze_innermost): Properly convert
3264 the MEM_REF offset to sizetype.
3266 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
3268 * doc/invoke.texi (AVR Options): Fix typos.
3270 2012-05-31 Hans-Peter Nilsson <hp@axis.com>
3272 * config/cris/cris.h (CC1_SPEC): Pass through all -march=
3274 (ASM_SPEC): Ditto, not just -march=v32, but translate non-v10,
3275 non-v32 into --march=v0_v10.
3277 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
3279 * ira-int.h (target_ira_int): Rename x_move_cost to
3280 x_ira_register_move_cost, x_may_move_in_cost to
3281 x_ira_may_move_in_cost and x_may_move_out_cost to
3282 x_ira_may_move_out_cost. Delete the old fields with
3283 those names and also x_ira_max_register_move_cost,
3284 x_ira_max_may_move_in_cost and x_ira_max_may_move_out_cost.
3285 (move_cost, may_move_in_cost, may_move_out_cost)
3286 (ira_max_register_move_cost, ira_max_may_move_in_cost)
3287 (ira_max_may_move_out_cost): Delete.
3288 * ira.c (init_move_cost): Rename to...
3289 (ira_init_register_move_cost): ...this, deleting the old
3290 function with that name. Apply above variable renamings.
3291 Retain asserts for null fields.
3292 (ira_init_once): Don't initialize register move costs here.
3293 (free_register_move_costs): Apply above variable renamings.
3294 Remove code for deleted fields.
3296 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
3298 * ira.c (init_move_cost): Adjust choice of subclasses to match
3299 the current ira_init_register_move_cost choice. Use
3300 ira_class_subset_p instead of reg_class_subset_p.
3301 (ira_init_register_move_cost): Assert that move_cost,
3302 may_move_in_cost and may_move_out_cost already hold the desired
3303 values for their ira_* equivalents. For the latter two,
3304 ignore classes that can't store a register of the given mode.
3306 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
3308 * ira.c (setup_allocno_and_important_classes): Use
3309 ira_class_hard_regs_num to check whether a class has any
3310 allocatable registers.
3311 (ira_init_register_move_cost): Likewise.
3313 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
3315 * ira.c (init_move_cost): Adjust local variable names to match
3316 file conventions. Use ira_assert instead of gcc_assert.
3318 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
3320 * regs.h (move_table, move_cost, may_move_in_cost, may_move_out_cost):
3321 Move these definitions and associated target_globals fields to...
3322 * ira-int.h: ...here.
3323 * rtl.h (init_move_cost): Delete.
3324 * reginfo.c (last_mode_for_init_move_cost, init_move_cost): Move to...
3325 * ira.c: ...here, making the latter static.
3327 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
3329 * ira-costs.c (copy_cost): Use ira_init_register_move_cost_if_necessary
3330 and ira_register_move_cost instead of init_move_cost and move_cost.
3332 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
3334 * ira.h (target_ira): Delete x_ira_available_class_regs.
3335 (ira_available_class_regs): Delete.
3336 * ira.c (setup_available_class_regs): Delete.
3337 (setup_alloc_classes): Don't call it.
3338 (setup_pressure_classes): Use ira_class_hard_regs_num instead of
3339 ira_available_class_regs.
3340 * haifa-sched.c (print_curr_reg_pressure, setup_insn_reg_pressure_info)
3341 (model_spill_cost): Likewise.
3342 * ira-build.c (low_pressure_loop_node_p): Likewise.
3343 * ira-color.c (color_pass): Likewise.
3344 * ira-emit.c (change_loop): Likewise.
3345 * ira-lives.c (inc_register_pressure, dec_register_pressure)
3346 (single_reg_class, ira_implicitly_set_insn_hard_regs)
3347 (process_bb_node_lives): Likewise.
3348 * loop-invariant.c (gain_for_invariant): Likewise.
3350 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3353 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
3354 (pa_section_type_flags): New.
3355 (pa_legitimate_constant_p): Revert previous change.
3357 2012-05-30 Steven Bosscher <steven@gcc.gnu.org>
3359 * ira.c (allocate_initial_values): Make static.
3361 2012-05-30 Uros Bizjak <ubizjak@gmail.com>
3363 * config/i386/i386.c (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>:
3364 Generate tls_initial_exec_64_sun only when !TARGET_X32.
3366 2012-05-30 Richard Guenther <rguenther@suse.de>
3369 * fold-const.c (fold_binary_loc): Make sure to call
3370 fold_plusminus_mult_expr with the original sign of operands.
3372 2012-05-30 Steven Bosscher <steven@gcc.gnu.org>
3374 * Makefile.in: Fix many dependencies.
3375 (DWARF2_H): Depend on dwarf2.def.
3376 (RTL_ERROR_H): Depend on rtl-error.h.
3377 (TREE_PRETTY_PRINT_H, GIMPLE_PRETTY_PRINT_H): New. Replace
3378 all gimple-pretty-print.h and tree-pretty-print.h references.
3380 2012-05-30 Marc Glisse <marc.glisse@inria.fr>
3382 * simplify-rtx.c (simplify_binary_operation_1): Optimize shuffle of
3385 2012-05-30 Richard Guenther <rguenther@suse.de>
3388 * tree-emutls.c (gen_emutls_addr): Do not add globals to
3391 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
3393 * explow.c (probe_stack_range): Restore simple control flow and stop
3394 again when the probe cannot be generated if HAVE_check_stack.
3396 2012-05-30 Jakub Jelinek <jakub@redhat.com>
3398 PR rtl-optimization/53519
3399 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
3400 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
3402 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3404 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
3406 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
3409 * doc/tm.texi: Update.
3410 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Add @hook.
3411 * target.def (force_at_comp_dir): New hook.
3412 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Define.
3413 * dwarf2out.c (dwarf2out_finish): Check targetm.force_at_comp_dir.
3415 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
3417 * config/darwin.h (STARTFILE_SPEC): Do not use -lbundle1.o when
3419 (DARWIN_DYLIB1_SPEC): Do not use -ldylib1.10.5.o when Darwin >= 10.
3420 (DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10.
3422 2012-05-29 Oleg Endo <olegendo@gcc.gnu.org>
3425 * config/sh/sh.c (sh_option_override): Set TARGET_FMAC if
3426 flag_unsafe_math_optimizations is set.
3427 * doc/invoke.texi (SH Options): Add -mno-fused-madd description.
3428 Update description of -mfused-madd.
3430 2012-05-29 Oleg Endo <olegendo@gcc.gnu.org>
3433 * config/sh/predicates.md (atomic_arith_operand,
3434 atomic_logical_operand): New predicates.
3435 * config/sh/sh.c (sh_option_override): Check atomic options.
3436 * config/sh/sh.h (TARGET_ANY_ATOMIC, UNSUPPORTED_ATOMIC_OPTIONS,
3437 UNSUPPORTED_HARD_ATOMIC_CPU): New macros.
3438 (DRIVER_SELF_SPECS): Use UNSUPPORTED_ATOMIC_OPTIONS and
3439 UNSUPPORTED_HARD_ATOMIC_CPU.
3440 * config/sh/sync.md: Update description comments.
3441 (I12): New mode iterator.
3442 (fetchop_predicate, fetchop_constraint): New code attributes.
3443 (atomic_compare_and_swapsi_hard, atomic_compare_and_swap<mode>_hard,
3444 atomic_exchangesi_hard, atomic_exchange<mode>_hard,
3445 atomic_fetch_<fetchop_name>si_hard,
3446 atomic_fetch_<fetchop_name><mode>_hard,
3447 atomic_fetch_nandsi_hard, atomic_fetch_nand<mode>_hard,
3448 atomic_<fetchop_name>_fetchsi_hard,
3449 atomic_<fetchop_name>_fetch<mode>_hard,
3450 atomic_nand_fetchsi_hard, atomic_nand_fetch<mode>_hard,
3451 atomic_test_and_set_hard): New insns.
3452 (atomic_compare_and_swap<mode>_soft, atomic_exchange<mode>_soft,
3453 atomic_fetch_<fetchop_name><mode>_soft, atomic_fetch_nand<mode>_soft,
3454 atomic_<fetchop_name>_fetch<mode>_soft, atomic_nand_fetch<mode>_soft,
3455 atomic_test_and_set_soft): Use same formatting for the first line of
3456 the asm block as in new insns above.
3457 (atomic_compare_and_swap<mode>, atomic_exchange<mode>,
3458 atomic_fetch_<fetchop_name><mode>, atomic_<fetchop_name>_fetch<mode>,
3459 atomic_test_and_set): Integrate new *_hard insns into expanders.
3460 * config/sh/sh.opt (mhard-atomic): New option.
3461 * doc/invoke.texi (SH Options): Document it.
3463 2012-05-29 Meador Inge <meadori@codesourcery.com>
3465 * c-decl.c (c_push_function_context): Always create a new language
3467 (c_pop_function_context): Clear the language function created in
3468 c_push_function_context.
3470 2012-05-29 Matt Turner <mattst88@gmail.com>
3472 * config/alpha/ev6.md: (define_bypass "ev6_fmul,ev6_fadd"): New.
3473 (define_bypass "ev6_fcmov"): New.
3475 2012-05-29 Steven Bosscher <steven@gcc.gnu.org>
3477 * integrate.c: Remove.
3478 * integrate.h: Remove.
3479 * Makefile.in: Remove make rules for integrate.c and INTEGRATE_H.
3480 * config/arm/t-arm: Remove INTEGRATE_H dependency for target files.
3481 * config/rs6000/t-rs6000: Likewise
3482 * config/spu/t-spu-elf: Likewise.
3483 * function.h (get_hard_reg_initial_val, has_hard_reg_initial_val,
3484 get_hard_reg_initial_reg, emit_initial_value_sets): Move prototypes
3485 from integrate.h to here.
3486 (initial_value_entry): New prototype.
3487 * reload.h (allocate_initial_values): Remove prototype.
3488 * tree.h (set_decl_abstract_flags, set_decl_origin_self): Likewise.
3489 * cse.c (fixed_base_plus_p): Don't handle virtual registers for
3491 * dwarf2out.c (set_decl_origin_self, set_block_origin_self,
3492 set_decl_abstract_flags, set_block_abstract_flags): Move from
3493 integrate.c to here, the only user.
3494 * expmed.c (extract_fixed_bit_field): Remove outdated comment
3496 * function.c: Don't include integrate.h.
3497 (struct initial_value_pair, struct initial_value_struct,
3498 get_hard_reg_initial_val, has_hard_reg_initial_val,
3499 get_hard_reg_initial_reg, emit_initial_value_sets): Move from
3500 integrate.c to here.
3501 (initial_value_entry): New function.
3502 * genemit.c (main): Don't print integrate.h include line.
3503 * ira.c: Don't include integrate.h.
3504 (allocate_initial_values): Move from integrate.c to here.
3505 (ira): Update allocate_initial_values call.
3506 * tree-inline.c: Don't include integrate.h.
3507 (function_attribute_inlinable_p): Moved from integrate.c to here.
3508 * cfgexpand.c: Don't include integrate.h.
3509 * except.c: Likewise.
3510 * langhooks.c: Likewise.
3511 * passes.c: Likewise.
3512 * toplev.c: Likewise.
3513 * config/frv/frv.c: Likewise.
3514 * config/pa/pa.c: Likewise.
3515 * config/spu/spu.c: Likewise.
3516 * config/epiphany/epiphany.c: Likewise.
3517 * config/mep/mep.c: Likewise.
3518 * config/score/score.c: Likewise.
3519 * config/picochip/picochip.c: Likewise.
3520 * config/sh/sh.c: Likewise.
3521 * config/alpha/alpha.c: Likewise.
3522 * config/microblaze/microblaze.c: Likewise.
3523 * config/mips/mips.c: Likewise.
3524 * config/v850/v850.c: Likewise.
3525 * config/mmix/mmix.c: Likewise.
3526 * config/bfin/bfin.c: Likewise.
3527 * config/arm/arm.c: Likewise.
3528 * config/s390/s390.c: Likewise.
3529 * config/m32r/m32r.c: Likewise.
3530 * config/rs6000/rs6000.c: Likewise.
3531 * config/c6x/c6x.c: Include function.h instead of integrate.h.
3532 * config/tilegx/tilegx.c: Likewise.
3533 * config/tilepro/tilepro.c: Likewise.
3535 2012-05-29 Georg-Johann Lay <avr@gjlay.de>
3537 * config/avr/t-avr (s-avr-mmcu-texi): Call
3538 gen-avr-mmcu-texi$(build_exeext) via ./ and don't assume . is in PATH.
3540 2012-05-29 Michael Matz <matz@suse.de>
3542 * rtl.h (assign_stack_temp, assign_stack_temp_for_type,
3543 assign_temp): Remove 'keep' argument.
3544 (mark_temp_addr_taken): Remove prototype.
3545 * tree.h (expand_decl): Remove prototype.
3546 * function.c (struct temp_slot): Remove addr_taken and keep member.
3547 (assign_stack_temp_for_type) Don't initialize above, remove
3549 (assign_stack_temp, assign_temp): Remove keep argument.
3550 (mark_temp_addr_taken): Remove.
3551 (preserve_temp_slots): Remove handling of addr_taken and keep members.
3552 (free_temp_slots): Ditto.
3553 * expr.c (expand_expr_real_1 <COMPOUND_LITERAL_EXPR>): Remove
3555 * stmt.c (expand_asm_operands): Remove dead code.
3556 (expand_decl): Remove.
3557 * c-decl.c (finish_struct): Don't call expand_decl.
3558 * builtins.c (expand_builtin_cexpi): Adjust calls to assign_temp
3559 and assign_stack_temp.
3560 * calls.c (save_fixed_argument_area, initialize_argument_information,
3561 expand_call, emit_library_call_value_1, store_one_arg): Ditto.
3562 * expmed.c (extract_bit_field_1): Ditto.
3563 * expr.c (emit_group_load_1, emit_group_store,
3564 copy_blkmode_from_reg, emit_push_insn, expand_assignment,
3565 store_field, expand_constructor, expand_cond_expr_using_cmove,
3566 expand_expr_real_2, expand_expr_real_1): Ditto.
3567 * stmt.c (expand_asm_operands, expand_return): Ditto.
3569 * function.c (pop_temp_slots): Call free_temp_slots.
3570 * calls.c (store_one_arg): Don't call preserve_temp_slots or
3572 * expr.c (expand_assignment): Don't call free_temp_slots.
3574 * config/arm/arm.c (neon_expand_vector_init): Ditto.
3575 * config/i386/i386.c (ix86_expand_vector_set): Ditto.
3576 (ix86_expand_vector_extract): Ditto.
3577 * config/ia64/ia64.c (spill_xfmode_rfmode_operand,
3578 ia64_expand_movxf_movrf): Ditto.
3579 * config/mips/mips.c (mips_expand_vi_general): Ditto.
3580 * config/mmix/mmix.md (floatdisf2, floatunsdisf2, truncdfsf2,
3581 extendsfdf2): Ditto.
3582 * config/rs6000/rs6000.c (rs6000_expand_vector_init,
3583 rs6000_expand_vector_set, rs6000_expand_vector_extract,
3584 rs6000_allocate_stack_temp): Ditto.
3585 * config/rs6000/rs6000.md (fix_trunctfsi2_fprs): Ditto.
3586 * config/sparc/sparc.c (emit_soft_tfmode_libcall,
3587 sparc_emit_float_lib_cmp, sparc_emit_float_lib_cmp,
3588 sparc_expand_vector_init): Ditto.
3590 2012-05-29 Michael Matz <matz@suse.de>
3592 * c-tree.h (c_expand_decl): Remove prototype.
3594 * expr.c (expand_expr_real_1 <normal_inner_ref>): Don't allocate
3596 (expand_expr_real_1 <COMPOUND_LITERAL_EXPR>): Make unreachable.
3597 * gimple-fold.c (canonicalize_constructor_val): Canonicalize
3598 COMPOUND_LITERAL_EXPR.
3599 * function.c (expand_function_start): Don't call expand_decl,
3600 instead assert that we have RTL assigned.
3601 * tree-ssa-live.c (remove_unused_locals): Clear
3602 nonlocal_goto_save_area if its backing variable is removed.
3603 * stmt.c (expand_asm_operands): Remove handling of non-lvalues
3605 (expand_decl): Assert that this does nothing.
3606 * calls.c (expand_call): Don't call mark_temp_addr_taken.
3608 2012-05-29 Richard Guenther <rguenther@suse.de>
3610 PR tree-optimization/53516
3611 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
3613 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
3615 2012-05-29 Joseph Myers <joseph@codesourcery.com>
3617 * LANGUAGES: Fix typos.
3618 * Makefile.in: Fix typos.
3619 * alias.c: Fix typos.
3620 * auto-inc-dec.c: Fix typos.
3621 * bb-reorder.c: Fix typos.
3622 * cfgcleanup.c: Fix typos.
3623 * cgraph.c: Fix typos.
3624 * cgraph.h: Fix typos.
3625 * cgraphunit.c: Fix typos.
3626 * collect2-aix.h: Fix typos.
3627 * collect2.c: Fix typos.
3628 * compare-elim.c: Fix typos.
3629 * config/alpha/vms.h: Fix typos.
3630 * config/arm/README-interworking: Fix typos.
3631 * config/arm/arm.c: Fix typos.
3632 * config/arm/iterators.md: Fix typos.
3633 * config/arm/vxworks.h: Fix typos.
3634 * config/avr/avr.c: Fix typos.
3635 * config/avr/avr.h: Fix typos.
3636 * config/avr/avr.md: Fix typos.
3637 * config/avr/builtins.def: Fix typos.
3638 * config/c6x/c6x.c: Fix typos.
3639 * config/cr16/cr16.c: Fix typos.
3640 * config/cr16/cr16.md: Fix typos.
3641 * config/cris/cris.md: Fix typos.
3642 * config/darwin.c: Fix typos.
3643 * config/darwin.opt: Fix typos.
3644 * config/i386/i386-c.c: Fix typos.
3645 * config/i386/i386.c: Fix typos.
3646 * config/ia64/ia64.c: Fix typos.
3647 * config/m68k/cf.md: Fix typos.
3648 * config/mep/mep.c: Fix typos.
3649 * config/microblaze/microblaze.c: Fix typos.
3650 * config/microblaze/microblaze.h: Fix typos.
3651 * config/mn10300/mn10300.c: Fix typos.
3652 * config/mn10300/mn10300.md: Fix typos.
3653 * config/pa/pa.c: Fix typos.
3654 * config/picochip/picochip.h: Fix typos.
3655 * config/rs6000/a2.md: Fix typos.
3656 * config/rs6000/rs6000.c: Fix typos.
3657 * config/rs6000/vector.md: Fix typos.
3658 * config/rx/rx.md: Fix typos.
3659 * config/rx/rx.opt: Fix typos.
3660 * config/s390/2097.md: Fix typos.
3661 * config/s390/s390.c: Fix typos.
3662 * config/s390/s390.h: Fix typos.
3663 * config/sh/sh.c: Fix typos.
3664 * config/sh/sh.md: Fix typos.
3665 * config/sparc/sync.md: Fix typos.
3666 * config/spu/spu.c: Fix typos.
3667 * config/spu/spu.md: Fix typos.
3668 * config/vms/vms.c: Fix typos.
3669 * config/vxworks-dummy.h: Fix typos.
3670 * config/vxworks.h: Fix typos.
3671 * cselib.c: Fix typos.
3672 * df-scan.c: Fix typos.
3674 * doc/extend.texi: Fix typos.
3675 * doc/install.texi: Fix typos.
3676 * doc/invoke.texi: Fix typos.
3677 * doc/md.texi: Fix typos.
3678 * doc/plugins.texi: Fix typos.
3679 * doc/rtl.texi: Fix typos.
3681 * dwarf2asm.c: Fix typos.
3682 * dwarf2out.c: Fix typos.
3683 * except.h: Fix typos.
3684 * expr.c: Fix typos.
3685 * fold-const.c: Fix typos.
3687 * gcse.c: Fix typos.
3688 * genautomata.c: Fix typos.
3689 * gengtype-state.c: Fix typos.
3690 * gengtype.c: Fix typos.
3691 * genhooks.c: Fix typos.
3692 * gimple-fold.c: Fix typos.
3693 * gimple-pretty-print.c: Fix typos.
3694 * gimple.c: Fix typos.
3695 * gimple.h: Fix typos.
3696 * gimplify.c: Fix typos.
3697 * graphite-interchange.c: Fix typos.
3698 * graphite-sese-to-poly.c: Fix typos.
3699 * ifcvt.c: Fix typos.
3700 * input.c: Fix typos.
3701 * ipa-cp.c: Fix typos.
3702 * ipa-inline-analysis.c: Fix typos.
3703 * ipa-inline-transform.c: Fix typos.
3704 * ipa-inline.c: Fix typos.
3705 * ipa-pure-const.c: Fix typos.
3706 * ipa-ref.h: Fix typos.
3707 * ipa-reference.c: Fix typos.
3708 * ipa-utils.c: Fix typos.
3710 * ira-emit.c: Fix typos.
3711 * ira-lives.c: Fix typos.
3712 * lto-streamer.c: Fix typos.
3713 * lto-streamer.h: Fix typos.
3714 * lto-wrapper.c: Fix typos.
3716 * mode-switching.c: Fix typos.
3717 * modulo-sched.c: Fix typos.
3718 * plugin.c: Fix typos.
3719 * postreload.c: Fix typos.
3720 * sched-deps.c: Fix typos.
3721 * sel-sched-ir.c: Fix typos.
3722 * sel-sched-ir.h: Fix typos.
3723 * sel-sched.c: Fix typos.
3724 * sese.c: Fix typos.
3725 * stor-layout.c: Fix typos.
3726 * target-hooks-macros.h: Fix typos.
3727 * target.def: Fix typos.
3728 * trans-mem.c: Fix typos.
3729 * tree-eh.c: Fix typos.
3730 * tree-predcom.c: Fix typos.
3731 * tree-sra.c: Fix typos.
3732 * tree-ssa-address.c: Fix typos.
3733 * tree-ssa-loop-ivopts.c: Fix typos.
3734 * tree-ssa-loop-niter.c: Fix typos.
3735 * tree-ssa-math-opts.c: Fix typos.
3736 * tree-ssa-pre.c: Fix typos.
3737 * tree-ssa-propagate.c: Fix typos.
3738 * tree-ssa-reassoc.c: Fix typos.
3739 * tree-ssa-sccvn.c: Fix typos.
3740 * tree-ssa-ter.c: Fix typos.
3741 * tree-ssa-uninit.c: Fix typos.
3742 * tree-ssanames.c: Fix typos.
3743 * tree-vect-generic.c: Fix typos.
3744 * tree-vect-slp.c: Fix typos.
3745 * tree.c: Fix typos.
3746 * tree.h: Fix typos.
3747 * varasm.c: Fix typos.
3748 * varpool.c: Fix typos.
3750 2012-05-29 Joseph Myers <joseph@codesourcery.com>
3752 * doc/include/texinfo.tex: Update to version 2012-05-16.16.
3754 2012-05-29 Richard Guenther <rguenther@suse.de>
3756 * tree-dfa.c (find_vars_r): Do not call add_referenced_vars
3758 (add_referenced_var_1): Re-organize. Assert we are not
3760 (remove_referenced_var): Likewise.
3761 * varpool.c (add_new_static_var): Use create_tmp_var_raw.
3762 * tree-mudflap.c (execute_mudflap_function_ops): Do not
3763 call add_referenced_var on globals.
3764 * matrix-reorg.c (transform_access_sites): Likewise.
3766 2012-05-29 Steven Bosscher <steven@gcc.gnu.org>
3768 * alias.c (reg_known_value): Make this a VEC.
3769 (reg_known_equiv_p): Make this an sbitmap.
3770 (reg_known_value_size): Remove.
3771 (get_reg_known_value, set_reg_known_value, get_reg_known_equiv_p,
3772 set_reg_known_equiv_p): Update for reg_known_value and
3773 reg_known_value_size data structure change.
3774 (init_alias_analysis, end_alias_analysis): Likewise.
3776 2012-05-29 Jakub Jelinek <jakub@redhat.com>
3779 * input.c (read_line): Use XRESIZEVEC instead of XNEWVEC
3780 to avoid leaking memory. No need to handle memory allocation
3781 failure. Double string_len on each reallocation instead of adding 2.
3782 * gcov.c (read_line): Likewise.
3784 2012-05-29 Hans-Peter Nilsson <hp@axis.com>
3786 * config/cris/cris.h (TARGET_HAS_BREAK, TARGET_TRAP_USING_BREAK8):
3788 * config/cris/cris.md ("trap"): Define, enabled for
3789 TARGET_TRAP_USING_BREAK8.
3790 * config/cris/cris.opt (mtrap-using-break8): New option.
3792 2012-05-28 Paolo Carlini <paolo.carlini@oracle.com>
3795 * doc/invoke.texi: Document -Wmissing-braces not enabled by -Wall
3798 2012-05-28 Hans-Peter Nilsson <hp@axis.com>
3800 * doc/md.texi (stack_protect_test): Remove negation of branch to label.
3801 (Standard Names): Fix typos in documentation of atomic patterns.
3803 2012-05-27 Nathan Sidwell <nathan@acm.org>
3805 * tree.c (build_constructor): Propagate TREE_SIDE_EFFECTS.
3807 2012-05-26 Jason Merrill <jason@redhat.com>
3810 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
3811 about array compound literals.
3813 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
3815 * cfgcleanup.c (try_optimize_cfg): Do not delete forwarder blocks
3816 if CLEANUP_NO_INSN_DEL.
3817 * cfgrtl.c (unique_locus_on_edge_between_p): New function extracted
3818 from cfg_layout_merge_blocks.
3819 (emit_nop_for_unique_locus_between): New function.
3820 (rtl_merge_blocks): Invoke emit_nop_for_unique_locus_between.
3821 (cfg_layout_merge_blocks): Likewise.
3823 2012-05-26 Dimitrios Apostolou <jimis@gmx.net>
3824 Paolo Bonzini <bonzini@gnu.org>
3826 * df-scan.c (df_def_record_1): Assert a parallel must contain an
3827 EXPR_LIST at this point. Receive the LOC and move its extraction...
3828 (df_defs_record): ... here. Change if-else to a switch statement.
3829 (df_find_hard_reg_defs, df_find_hard_reg_defs_1): New.
3830 (df_get_call_refs): Changed defs_generated from bitmap to HARD_REG_SET
3831 and compute it from df_find_hard_reg_defs(). Record DF_REF_BASE
3832 DEFs in REGNO order. Use HARD_REG_SET instead of bitmap for
3833 regs_invalidated_by_call.
3834 (df_insn_refs_collect): Record DF_REF_REGULAR DEFs after
3837 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3840 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
3841 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
3843 2012-05-25 Michael Meissner <meissner@linux.vnet.ibm.com>
3845 * config/rs6000/t-linux64: Delete the 32-bit multilib that uses
3846 software floating point emulation. No longer build the multilibs
3847 with -mstrict-align.
3849 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
3852 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
3853 accessed indirectly.
3854 (ipa_tm_create_version): Same.
3856 2012-05-25 Uros Bizjak <ubizjak@gmail.com>
3859 * config/i386/i386.c (ix86_print_operand) <case 'O'>: Print '.' here.
3860 <case 'C', case 'c', case 'F', case 'f'>: Print '.' only for C and c.
3862 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
3865 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
3866 (ix86_expand_vec_perm): Use int mode instead of float.
3867 (expand_vec_perm_pshufb): Remove handling of useseless type
3870 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3873 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
3874 gnu_ld variables to yes.
3875 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
3876 (HAVE_GNU_AS): Likewise.
3877 * config.in: Regenerate.
3878 * configure: Likewise.
3880 2012-05-25 Tristan Gingold <gingold@adacore.com>
3882 * config/i386/i386.c (struct ix86_frame): Remove unused frame field.
3883 (ix86_compute_frame_layout): Fix type of stack_alignment_needed
3884 and preferred_alignment.
3886 2012-05-25 Tristan Gingold <gingold@adacore.com>
3888 * common/config/ia64/ia64-common.c (ia64_except_unwind_info): Fix typo.
3890 2012-05-25 Thomas Schwinge <thomas@codesourcery.com>
3892 * fold-const.c (optimize_bit_field_compare): Abort early in the strict
3893 volatile bitfields case.
3895 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
3897 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
3898 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
3899 (adjacent_mem_locations): Move some code to and call...
3900 (get_memref_parts): ...new function.
3901 (mem_locations_overlap): New function.
3902 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
3903 (is_mem_ref): Rename to...
3904 (find_mem_ref): ...this. Return MEM rtx.
3905 (get_store_dest): Remove function.
3906 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
3907 new parameter and adjust calls.
3908 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
3909 mem refs overlap for true_store_to_load_dep_costly.
3910 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
3911 passed to adjacent_mem_locations.
3912 (is_costly_group): Walk resolved dependency list.
3913 (force_new_group): Emit group ending nop for Power6/Power7.
3914 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
3915 (group_ending_nop): New define_insn.
3917 2012-05-24 Dodji Seketeli <dodji@redhat.com>
3919 Make unwound macro expansion trace less redundant
3920 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Don't print
3921 context of macro definition in the trace, when it's redundant.
3924 2012-05-24 Richard Guenther <rguenther@suse.de>
3927 * tree-profile.c (tree_profiling): Cleanup the CFG if
3928 execute_fixup_cfg requests it.
3930 2012-05-24 Richard Guenther <rguenther@suse.de>
3932 * tree-flow.h (create_var_ann): Remove.
3933 * tree-dfa.c (create_var_ann): Remove and inline into its
3935 (add_referenced_var_1): ... here.
3936 * varpool.c (add_new_static_var): Do not call add_referenced_var
3938 * gimple-fold.c (canonicalize_constructor_val): Likewise.
3939 * tree-switch-conversion.c (build_one_array): Likewise.
3940 * tree-profile.c (gimple_gen_ic_profiler): Likewise.
3941 * tree-flow-inline.h (gimple_referenced_vars): Guard against
3943 * tree-inline.c (remap_gimple_op_r): Likewise. Check
3944 gimple_referenced_vars instead of gimple_in_ssa_p.
3945 (copy_tree_body_r): Likewise.
3946 (setup_one_parameter): Likewise.
3947 (declare_return_variable): Likewise.
3948 (tree_function_versioning): Likewise.
3950 2012-05-24 Jakub Jelinek <jakub@redhat.com>
3952 PR tree-optimization/53465
3953 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
3954 vr0 into *vr, then vrp_meet that.
3955 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
3956 have any equivalences.
3957 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
3960 2012-05-24 Jim MacArthur <jim.macarthur@arm.com>
3962 * recog.c (reg_fits_class_p): Check both regno and regno + offset are
3964 * regs.h (in_hard_reg_set_p): Assert that regno is a hard register and
3965 check end_regno - 1 is a hard register.
3967 2012-05-24 Richard Guenther <rguenther@suse.de>
3969 * varpool.c (add_new_static_var): Remove call to create_var_ann.
3970 * tree-ssa-operands.c (create_vop_var): Likewise.
3972 2012-05-24 Richard Guenther <rguenther@suse.de>
3975 * tree-ssa-live.c (remove_unused_scope_block_p): Properly
3977 (remove_unused_locals): Pass global_unused_vars to
3978 remove_unused_scope_block_p. Restore code walking all
3979 referenced vars and pruning them.
3981 2012-05-23 Jan Hubicka <jh@suse.cz>
3983 * tree.h (alias_diag_flags): Remove.
3984 (alias_pair): Remove emitted_diags.
3985 (finish_aliases_1, finish_aliases_2, remove_unreachable_alias_pairs,
3986 symbol_alias_set_t, symbol_alias_set_destroy,
3987 symbol_alias_set_contains, propagate_aliases_backward): Remove.
3988 * toplev.c (compile_file): Do not call finish_aliases_2
3989 * cgraphunit.c (cgraph_process_new_functions): Do not call
3991 (handle_alias_pairs): Output diagnostics about aliases to externals.
3992 (assemble_thunks_and_aliases): Use do_assemble_alias.
3993 (output_weakrefs): Likewise.
3994 (finalize_compilation_unit): Do not call finish_aliases_1.
3995 * ipa.c (symtab_remove_unreachable_nodes): De not call
3996 remove_unreachable_alias_pairs.
3997 * varasm.c (do_assemble_alias): Export.
3998 (symbol_alias_set_create, symbol_alias_set_destroy,
3999 symbol_alias_set_contains, symbol_alias_set_insert,
4000 propagate_aliases_forward, propagate_aliases_backward,
4001 propagate_aliases_backward, trivially_visible_alias,
4002 trivially_defined_alias, remove_unreachable_alias_pairs,
4003 finish_aliases_1, finish_aliases_2, assemble_alias): Remove.
4004 * output.h (do_assemble_alias): Declare.
4005 * varpool.c (varpool_remove_unreferenced_decls): Do not call
4008 2012-05-23 Martin Jambor <mjambor@suse.cz>
4010 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
4012 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
4014 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
4016 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
4017 (iterative_hash_gimple_type): Adjust comment.
4018 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
4019 domain for an array type instead of the domain type itself.
4021 2012-05-23 Richard Guenther <rguenther@suse.de>
4023 PR tree-optimization/53438
4024 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
4026 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
4029 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
4030 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
4033 2012-05-23 Richard Guenther <rguenther@suse.de>
4035 * tree-dfa.c (add_referenced_var_1): Do not add global vars.
4036 * tree-ssa-live.c (mark_all_vars_used_1): Handle global vars
4037 via the global_unused_vars bitmap.
4038 (remove_unused_locals): Handle global vars in local-decls via
4039 a global_unused_vars bitmap instead of the used flag in the
4040 var annotation. Simplify global variable handling and removal.
4042 2012-05-22 Jan Hubicka <jh@suse.cz>
4045 * tree-ssa-structalias.c (create_variable_info_for): Skip constructors
4046 from other partitions.
4048 2012-05-22 Jan Hubicka <jh@suse.cz>
4051 * symtab.c (symtab_register_node): Fix ordering issue.
4053 2012-05-22 Steven Drake <sbd@NetBSD.org>
4055 * gcc.c (do_spec_1): Add %M spec token to output multilib_os_dir.
4057 2012-05-22 David Edelsohn <dje.gcc@gmail.com>
4059 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
4060 Use strip_name_encoding target hook.
4062 2012-05-22 Richard Guenther <rguenther@suse.de>
4064 * tree.h (VAR_DECL_IS_VIRTUAL_OPERAND): New.
4065 (init_function_for_compilation): Remove.
4066 * tree-dfa.c (find_vars_r): Take struct function argument.
4067 (find_referenced_vars_in): Adjust.
4068 * tree-ssa-operands.c (clobber_stats): Remove.
4069 (create_vop_var): Take struct function argument. Mark
4070 virtual operand with VAR_DECL_IS_VIRTUAL_OPERAND.
4071 (init_ssa_operands): Take struct function argument.
4072 (fini_ssa_operands): Do not dump dead stats.
4073 * tree-ssa-operands.h (init_ssa_operands): Take struct function
4075 * cgraphunit.c (init_lowered_empty_function): Adjust.
4076 * lto-streamer-in.c (input_cfg): Likewise.
4077 * tree-inline.c (initialize_cfun): Likewise.
4078 * tree-into-ssa.c (rewrite_into_ssa): Likewise.
4079 * omp-low.c (expand_omp_taskreg): Likewise. Avoid switching cfun.
4080 * gimple.c (is_gimple_reg): Optimize the SSA_NAME case,
4081 virtual operands are not registers.
4083 2012-05-22 Richard Guenther <rguenther@suse.de>
4085 * tree-cfg.c (verify_gimple_assign_unary): Fix typo in previous commit.
4087 2012-05-22 Richard Guenther <rguenther@suse.de>
4090 * tree-inline.c (setup_one_parameter): Create a dummy init
4091 statement for unused parameters when not optimizing.
4093 2012-05-22 Richard Guenther <rguenther@suse.de>
4095 * tree-flow.h (add_referenced_var_1): Declare.
4096 (add_referenced_var): Define.
4097 * tree-dfa.c (referenced_var_check_and_insert): Avoid one hash lookup.
4098 (add_referenced_var): Rename to ...
4099 (add_referenced_var_1): ... this. Take struct function argument.
4101 2012-05-22 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4104 * config/arm/arm-protos.h (arm_validize_comparison): Declare.
4105 * config/arm/arm.c (arm_validize_comparison): Define.
4106 * config/arm/arm.md ("cbranchsi4"): Cleanup expansion and use
4107 arm_validize_comparison.
4108 ("cbranchdi4"): Likewise.
4109 ("cstoredi4"): Likewise.
4110 ("movsicc"): Likewise.
4111 ("movsfcc"): Likewise.
4112 ("movdfcc"): Likewise.
4114 2012-05-22 Dimitrios Apostolou <jimis@gmx.net>
4116 * df-scan.c (df_scan_alloc): Round up allocation pools size, reduce
4117 the mw_reg_pool size.
4119 2012-05-22 Paolo Bonzini <bonzini@gnu.org>
4121 PR tree-optimization/53336
4122 * tree-cfg.c (verify_gimple_assign_unary): Allow conversion from
4123 non-integer integral types to offset type and vice versa.
4125 2012-05-22 Alan Modra <amodra@gmail.com>
4127 * config/rs6000/aix.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
4128 * config/rs6000/darwin.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
4129 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE,
4130 V_SAVE_INLINE): Delete.
4131 * config/rs6000/rs6000.c (V_SAVE_INLINE): Delete.
4132 (rs6000_savres_strategy): Reimplement GP/FP/V_SAVE_INLINE logic.
4133 For ELF targets, use out-of-line restores for -Os and any number
4134 of regs if the restore exits, and out-of-line gp save for two or
4135 more regs. Use save_reg_p to test for holes in reg restore set.
4136 Replace "#if" with "if".
4138 2012-05-22 Alan Modra <amodra@gmail.com>
4140 * config/rs6000/rs6000.c (save_reg_p): New function.
4141 (first_reg_to_save, first_fp_reg_to_save): Use it here.
4142 (first_altivec_reg_to_save, restore_saved_cr): Likewise.
4143 (emit_frame_save): Use gen_frame_store.
4144 (gen_frame_mem_offset): Correct SPE condition requiring reg+reg.
4145 (rs6000_emit_prologue): Use save_reg_p. Use gen_frame_store for
4147 (rs6000_emit_epilogue): Use save_reg_p. Use gen_frame_load for
4148 vrsave, toc, gp and fp restores.
4150 2012-05-22 Alan Modra <amodra@gmail.com>
4152 * config/rs6000/rs6000.c: Delete unnecessary forward declarations.
4153 Move those with ATTRIBUTE_UNUSED to immediately before definitions.
4154 Move function pointer variables after forward declarations.
4155 (rs6000_builtin_support_vector_misalignment): Make static.
4156 (rs6000_legitimate_address_p, rs6000_gimplify_va_arg): Likewise.
4157 (rs6000_function_value, rs6000_can_eliminate): Likewise.
4159 2012-05-21 Bernd Schmidt <bernds@codesourcery.com>
4161 PR rtl-optimization/53373
4162 * caller-save.c (save_call_clobbered_regs): Look into a possible
4163 PARALLEL manually rather than using single_set on a call insn.
4165 2012-05-21 Jakub Jelinek <jakub@redhat.com>
4167 PR tree-optimization/53436
4168 * omp-low.c (omp_build_component_ref): New function.
4169 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
4171 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
4173 * config/i386/i386.c (put_condition_code): Change "reverse" and "fp"
4175 (ix86_print_operand) <case 'O'>: Look at mode size of the operand.
4176 Do not print '.' here. Output operand lossage error for unhandled
4181 <case 'z'>: Hardcode "code" argument into error strings.
4183 <case 'D'>: Merge AVX and non-AVX codes.
4184 <case 'C', case 'c', case 'F', case 'f'>: Merge. Fix error string.
4185 Update call to put_condition_code.
4187 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
4189 * config/m68k/m68k.md (*clzsi2_cf): Renamed from clzsi2. Call
4191 (clzsi2): New expander.
4192 (*clzsi2_68k): New insn.
4193 * config/m68k/m68k.h: Update comment about CLZ_DEFINED_VALUE_AT_ZERO.
4195 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
4197 * gimple.h (gimple_set_in_transaction): Remove.
4198 (gimple_in_transaction): Look in BB instead.
4199 (gimple_statement_base): Remove in_transaction field.
4200 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
4201 * trans-mem.c (compute_transaction_bits): Place transaction bit
4202 information into basic blocks.
4204 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
4206 * expr.c (get_def_for_expr_class): Define only if
4207 HAVE_conditional_move.
4208 (convert_tree_comp_to_rtx): Likewise.
4210 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
4213 * config/i386/i386.md (ffs<mode>2): Generate CCCmode compare
4215 (ffssi2_no_cmove): Ditto.
4216 (*ffs<mode>_1): Remove insn pattern.
4217 (*tzcnt<mode>_1): New insn pattern.
4218 (*bsf<mode>1): Ditto.
4220 2012-05-21 Richard Guenther <rguenther@suse.de>
4222 * tree-dfa.c (add_referenced_var): Do not walk DECL_INITIAL for
4223 more referenced vars.
4224 * tree-ssa-live.c (mark_all_vars_used_1): Only set the used
4225 flag on variables that have a var-annotation.
4227 2012-05-21 Joseph Myers <joseph@codesourcery.com>
4230 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
4231 from folded operands before wrapping another around the
4232 conditional expression.
4234 2012-05-21 Jakub Jelinek <jakub@redhat.com>
4236 PR tree-optimization/53366
4237 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
4238 tests if complex_numbers == 2, but there are non-complex number loads
4241 PR tree-optimization/53409
4242 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
4243 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
4245 PR tree-optimization/53410
4246 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
4247 instead of build_int_cst (type, 0) where vector types might be
4248 involved. Instead of build_int_cst (type, 1) convert the original
4249 integer_onep argument to the desired type.
4251 2012-05-21 Michael Matz <matz@suse.de>
4253 * genattrtab.c (attr_rtx_cost): Move earlier, start with cost being 1.
4254 (simplify_test_exp): Handle one more case of distributive law,
4255 decrease cost threshold.
4256 (tests_attr_p, get_attr_order): New functions.
4257 (optimize_attrs): Use topological order, inline only cheap values.
4258 (write_attr_set): Reset our_known_true after some time.
4260 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
4263 * config/i386/i386.c (type_natural_mode): Warn passing SSE
4264 vector argument without SSE enabled changes the ABI.
4266 2012-05-21 Richard Guenther <rguenther@suse.de>
4268 PR tree-optimization/53408
4269 * tree-vect-loop.c (vectorizable_induction): Properly check
4270 the restriction that we cannot handle induction results from
4271 the inner loop outside of the outer loop.
4273 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
4276 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
4277 (UNSPECV_RDRAND): This.
4278 (rdrand<mode>_1): Updated.
4280 2012-05-21 Richard Guenther <rguenther@suse.de>
4282 * tree-loop-distribution.c (can_generate_builtin): Reject
4285 2012-05-21 Chung-Lin Tang <cltang@codesourcery.com>
4287 * Makefile.in (options.c): Add options.h to included header
4290 2012-05-21 Razya Ladelsky <razya@il.ibm.com>
4292 * tree-parloops.c : Add myself to contributors, update
4293 TODO list, add link to wiki.
4295 2012-05-21 Alan Modra <amodra@gmail.com>
4297 * config/rs6000/predicates.md (input_operand): Don't match
4298 constant pool addresses. Remove label_ref, high and plus from
4299 match_code list. Remove redundant CONSTANT_P test.
4300 (splat_input_operand): Similarly update match_code list.
4301 (small_toc_ref): New predicate.
4302 * config/rs6000/rs6000-protos.h (toc_relative_expr_p): Update prototype.
4303 * config/rs6000/rs6000.c (tocrel_base, tocrel_offset): Make const.
4304 (legitimate_constant_pool_address_p): Move TARGET_TOC test and
4305 register checks to..
4306 (toc_relative_expr_p): ..here. Add "strict" param. Match new rtl
4307 generated by create_TOC_reference.
4308 (rs6000_legitimize_address): Update cerate_TOC_reference call.
4309 (rs6000_delegitimize_address): Handle new rtl for toc refs.
4310 (rs6000_cannot_force_const_mem, rs6000_find_base_term): Likewise.
4311 (use_toc_relative_ref): New function, split out from..
4312 (rs6000_emit_move): ..here. Remove redundant tests. Update
4313 create_TOC_reference calls.
4314 (rs6000_legitimize_reload_address): Formatting. Handle splitting
4315 of medium/large model toc addresses. Use use_toc_relative_ref.
4316 (print_operand): Formatting, style. Adjust for toc changes.
4317 (print_operand_address): Likewise.
4318 (rs6000_output_addr_const_extra): Likewise.
4319 (create_TOC_reference): Put TOC_REGISTER in UNSPEC_TOCREL rather
4320 than a PLUS. Use this formulation for both high and low part
4321 of -mcmodel=medium/large toc reference too. Before reload,
4322 always use the small model formulation.
4323 * config/rs6000/rs6000.md (tls_gd, tls_gd_high): Similarly avoid
4324 a PLUS in high part of addresses here.
4325 (tls_ld, tls_ld_high, tls_got_dtprel, tls_got_dtprel_high): Likewise.
4326 (tls_got_tprel, tls_got_tprel_high, largetoc_high): Likewise.
4327 (largetoc_high, largetoc_low): Move earlier. Cope when no
4329 (largetoc_high_plus): New insn.
4330 (movsi_internal1, movsi_internal1_single, movsf_softfloat,
4331 movdi_mfpgpr, movdi_internal64): Don't handle 'R' constraint here..
4332 (tocref): ..instead do so here, new insn and split.
4334 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
4336 * config/i386/driver-i386.c (host_detect_local_cpu): Support
4337 RDRND, F16C and FSGSBASE.
4339 2012-05-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4341 PR rtl-optimzation/53373
4342 * config/pa/pa.md (call_symref_pic): Don't expose PIC register save in
4343 call pattern. Update split patterns.
4344 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
4345 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
4347 2012-05-20 Razya Ladelsky <razya@il.ibm.com>
4349 * tree-parloops.c (gen_parallel_loop): Change many_iterations_cond
4352 2012-05-18 Jan Hubicka <jh@suse.cz>
4354 * cgraphunit.c (handle_alias_pairs): Declare; free alias_pairs
4355 (cgraph_process_new_functions): Process also aliases.
4356 * lto-streamer-out.c (struct sets): Remove.
4357 (trivally_defined_alias): Remove.
4358 (output_alias_pair_p): Remove.
4359 (output_unreferenced_globals): Remove.
4360 (produce_symtab); Do not handle alias pairs.
4361 (produce_asm_for_decls): Likewise.
4362 * lto-streamer-in.c (input_alias_pairs): Remove.
4363 (lto_read_body): Do not input alias pairs.
4364 (lto_input_constructors_and_inits): Remove.
4366 2012-05-18 Jan Hubicka <jh@suse.cz>
4368 * cgraphunit.c (handle_alias_pairs): Cleanup; handle all types of
4371 2012-05-18 Jan Hubicka <jh@suse.cz>
4373 * cgraphbuild.c (record_reference): Update.
4374 * lto-cgraph.c (lto_output_varpool_node): External vars
4375 are not in other partition even if they are not output
4376 in current partition.
4377 * gimple-fold.c (can_refer_decl_in_current_unit_p): Take FROM_DECL
4379 (canonicalize_constructor_val): Take FROM_DECL argument.
4380 (fold_ctor_reference, fold_string_cst_ctor_reference,
4381 fold_array_ctor_reference, fold_nonarray_ctor_reference,
4382 fold_ctor_reference): Likewise.
4383 (fold_const_aggregate_ref_1, gimple_get_virt_method_for_binfo): Update.
4384 * gimple.h (gimple_fold_builtin): Likewise.
4386 2012-05-18 Olivier Hainque <hainque@adacore.com>
4388 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
4389 $(libsubdir) as libexecsubdir.
4391 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4393 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
4394 relied on signed overflow behavior.
4396 2012-05-18 Richard Guenther <rguenther@suse.de>
4398 PR tree-optimization/53346
4399 * tree-loop-distribution.c (ldist_gen): Make sure to apply
4400 builtin transform even when only a single partition with
4401 all reads/writes exists.
4403 2012-05-18 Richard Guenther <rguenther@suse.de>
4405 PR tree-optimization/53390
4406 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Ignore
4409 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4411 * tree-ssa-reassoc.c (bip_map): Remove decl.
4412 (completely_remove_stmt): Remove function.
4413 (remove_def_if_absorbed_call): Remove function.
4414 (remove_visited_stmt_chain): Remove __builtin_powi handling.
4415 (possibly_move_powi): Remove function.
4416 (rewrite_expr_tree): Remove calls to possibly_move_powi.
4417 (rewrite_expr_tree_parallel): Likewise.
4418 (attempt_builtin_powi): Build multiplies explicitly rather than
4419 relying on the ops vector and rank system.
4420 (transform_stmt_to_copy): New function.
4421 (transform_stmt_to_multiply): Likewise.
4422 (reassociate_bb): Handle leftover operations after __builtin_powi
4423 optimization; build a final multiply if necessary.
4425 2012-05-18 Jan Hubicka <jh@suse.cz>
4427 * cgraphunit.c (varpool_finalize_decl): Allow external decls.
4428 (mark_functions_to_output): Fix sanity check.
4429 * ipa.c (function_and_variable_visibility): Remove TREE_STATIC check.
4431 2012-05-18 Richard Guenther <rguenther@suse.de>
4433 * tree-flow.h (mark_symbols_for_renaming): Remove.
4434 * tree-dfa.c (mark_symbols_for_renaming): Likewise.
4435 * tree-inline.c (copy_edges_for_bb): Do not mark symbols for renaming.
4436 (copy_debug_stmt): Likewise.
4437 (expand_call_inline): Likewise.
4438 (declare_return_variable): Mark the return variable for renaming
4441 2012-05-18 Andrew Stubbs <ams@codesourcery.com>
4443 * config/arm/arm-protos.h (arm_emit_coreregs_64bit_shift): New
4445 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): New function.
4446 * config/arm/arm.md (ashldi3): Use arm_emit_coreregs_64bit_shift.
4447 (ashrdi3,lshrdi3): Likewise.
4448 (arm_cond_branch): Remove '*' to enable gen_arm_cond_branch.
4450 2012-05-18 Meador Inge <meadori@codesourcery.com>
4452 PR rtl-optimization/53352
4453 * cse.c (equiv_constant): Ignore paradoxical subregs.
4455 2012-05-17 Steven Bosscher <steven@gcc.gnu.org>
4457 PR rtl-optimization/53125
4458 * regstat.c (regstat_bb_compute_ri): Take new local_live_last_luid
4459 argument. Simplify calculation of REG_LIVE_LENGTH for regnos that
4460 die in the basic block. Correctly top off REG_FREQ and
4461 REG_FREQ_CALLS_CROSSED.
4463 (regstat_compute_ri): Allocate and free local_live_last_luid.
4465 (regstat_bb_compute_calls_crossed): Correctly top off
4466 REG_FREQ_CALLS_CROSSED.
4468 2012-05-17 Jan Hubicka <jh@suse.cz>
4470 * lto-symtab.c (lto_symtab_resolve_symbols): Preffer decl with
4471 constructor over decl without.
4472 * cgraph.c (cgraph_remove_node): Clear also body of unanalyzed nodes.
4473 * cgraph.h (varpool_can_remove_if_no_refs): Handle external correctly.
4474 * cgraphunit.c (process_function_and_variable_attributes): Finalize
4476 (mark_functions_to_output): Also accept bodies for functions with
4478 (output_in_order): Skip external vars.
4479 * lto-cgraph.c (lto_output_node): External functions are never in other
4481 (lto_output_varpool_node): Likewise.
4482 * lto-streamer-out.c (lto_write_tree): Always use error_mark_nodes for
4483 forgotten initializers.
4484 * ipa.c (process_references): Handle external vars.
4485 (symtab_remove_unreachable_nodes): Update to handle external vars.
4486 (varpool_externally_visible_p): External vars are externally visible.
4487 * gimple-fold.c (can_refer_decl_in_current_unit_p): Update.
4488 * varpool.c (varpool_remove_node): Remove constructor.
4489 (decide_is_variable_needed): Handle externals.
4490 (varpool_remove_unreferenced_decls): Likewise.
4492 2012-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
4494 * opts.c (common_handle_option): -pedantic-errors enables -Wpedantic.
4495 (enable_warning_as_error): Do not special case Wuninitialized.
4496 * optc-gen.awk: Add sanity checks.
4498 2012-05-17 Jan Hubicka <jh@suse.cz>
4500 * ipa-reference.c (is_proper_for_analysis): Do not check flags
4501 that might change as result of global optimization.
4502 (analyze_function): Do not check analyzed and externally_visible
4503 flags; be happy about address dereferences.
4504 (propagate): Prune all_module_statics so it really contains just
4505 statics; prune all the local summaries.
4506 (ipa_reference_write_optimization_summary): Simplify.
4508 2012-05-17 Kwok Cheung Yeung <kcy@codesourcery.com>
4510 * config/m68k/m68k-devices.def: Add 51ag, 51je, 51jf, 51jg, 51mm, 51qm.
4511 * config/m68k/m68k-tables.opt: Regenerated.
4512 * doc/invoke.texi (M680x0 Options): Document.
4514 2012-05-16 Dave Boutcher <daveboutcher@gmail.com>
4515 Patrick Marlier <patrick.marlier@gmail.com>
4517 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
4520 2012-05-16 H.J. Lu <hongjiu.lu@intel.com>
4522 * configure: Regenerated.
4524 2012-05-16 Andrew Pinski <apinski@cavium.com>
4526 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
4529 2012-05-16 David S. Miller <davem@davemloft.net>
4531 * jump.c (delete_related_insns): If we remove a CALL, make sure
4532 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
4534 2012-05-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4536 PR tree-optimization/53217
4537 * tree-ssa-reassoc.c (bip_map): New static variable.
4538 (possibly_move_powi): Move feeding multiplies with __builtin_powi call.
4539 (attempt_builtin_powi): Save feeding multiplies on a stack.
4540 (reassociate_bb): Create and destroy bip_map.
4542 2012-05-16 Olivier Hainque <hainque@adacore.com>
4544 * Makefile.in (install-no-fixedincludes): New target, former toplevel
4545 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
4546 Add comments and improve stamp preservation across the whole sequence.
4547 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
4549 2012-05-16 Richard Guenther <rguenther@suse.de>
4551 * tree-inline.c (insert_init_stmt): Do not call
4552 mark_symbols_for_renaming.
4553 (setup_one_parameter): Avoid initializing unused parameters.
4554 (declare_return_variable): Properly handle DECL_BY_REFERENCE
4555 return vars in SSA form.
4557 2012-05-16 Richard Guenther <rguenther@suse.de>
4559 * tree-flow.h (get_virtual_var): Remove.
4560 * tree-dfa.c (get_virtual_var): Likewise.
4562 2012-05-16 Richard Guenther <rguenther@suse.de>
4564 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1):
4565 Remove set-only bitmap of new names.
4566 (slpeel_tree_peel_loop_to_edge): Likewise. Do not set
4568 * tree-flow.h (ssa_names_to_replace): Remove.
4569 * tree-into-ssa.c (ssa_names_to_replace): Likewise.
4571 2012-05-16 Richard Guenther <rguenther@suse.de>
4573 PR tree-optimization/53364
4574 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
4575 detect a view-conversion of the decl.
4577 2012-05-16 Dodji Seketeli <dodji@redhat.com>
4579 PR preprocessor/7263
4580 * c-tree.h (enum c_declspec_word): Declare new enum.
4581 (struct c_declspecs::locations): New member.
4582 (declspecs_add_qual, declspecs_add_scspec)
4583 (declspecs_add_addrspace, declspecs_add_alignas): Take a new
4585 * c-decl.c (build_null_declspecs): Initialize the new struct
4586 c_declspecs::locations member.
4587 (declspecs_add_addrspace): Take a location parameter for the
4588 address space. Store it onto declaration specifiers.
4589 (declspecs_add_qual): Likewise, take a location parameter for the
4591 (declspecs_add_type): Likewise, take a location parameter for the
4593 (declspecs_add_scspec): Likewise, take a location parameter for
4594 the storage class specifier.
4595 (declspecs_add_attrs): Likewise, take a location parameter for the
4597 (declspecs_add_alignas): Likewise, take a location parameter for
4599 (finish_declspecs): For diagnostics, use the location of the
4600 relevant declspec, instead of the global input_location.
4601 * c-parser.c (c_parser_parameter_declaration): Pass the precise
4602 virtual location of the declspec to the declspecs-setters.
4603 (c_parser_declspecs): Likewise. Avoid calling c_parser_peek_token
4606 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
4608 * configure.ac: Stack protector enabling for Android targets.
4609 * configure: Regenerate.
4611 2012-05-16 Richard Sandiford <r.sandiford@uk.ibm.com>
4613 * ira.c (pseudo_move_insn): Delete.
4614 (find_moveable_pseudos): Don't set it.
4615 (move_unallocated_pseudos): Use DF_REG_DEF_CHAIN to find
4616 the definitions of the original pseudo. Delete all of them.
4618 2012-05-16 Olivier Hainque <hainque@adacore.com>
4620 * config/rs6000/rs6000-opts.h (enum processor_type): Add
4622 * config/rs6000/rs6000-cpus.def: Reference it for cpu="8548".
4623 * config/rs6000/rs6000.md (cpu attribute definition): Add ppc8548.
4624 * config/rs6000/8540.md: indicate that the units/patterns apply to
4627 * config/rs6000/rs6000.c (rs6000_option_override_internal): Rename
4628 default_cpu into implicit_cpu, conveying what --with-cpu was passed at
4629 configure time. Treat implicit_cpu as have_CPU. Pick defaults for SPE
4630 related flags, check that what is queried is supported by the selected
4631 configuration. Rework the single/double_float and MASK_STRING resets to
4632 hit for all the E500 cores (854x + E500MC variants). Select the ppc8540
4633 costs for PROCESSOR_PPC8548 as well.
4634 (rs6000_issue_rate): case CPU_PPC8548 together with CPU_PPC8540.
4635 (rs6000_use_sched_lookahead): Likewise, rewriting function as a case
4636 statement instead of a sequence of ifs.
4638 * config/rs6000/rs6000.h (TARGET_E500): Remove.
4639 (TARGET_NO_LWSYNC): Adjust accordingly.
4640 * config/rs6000/e500.h (TARGET_E500): Remove.
4641 (CHECK_E500_OPTIONS): Adjust accordingly.
4642 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove.
4643 (TARGET_DEFAULT): Reformat definition to match the one in linuxspe.h.
4644 * config/rs6000/linuxspe.h: Likewise.
4645 * config/rs6000/vxworks.h: Remove bogus TARGET_E500 overrides and
4646 superfluous comments.
4647 * config/rs6000/e500-double.h: Remove.
4649 * config.gcc (pick a default with_cpu): For powerpc*-*-*spe*,
4650 default to with_cpu=8548 if --enable-e500-double, and to 8540
4652 (set misc flags section): For powerpc*|rs6000*, remove inclusion
4653 of e500-double.h for --enable-e500-double.
4655 2012-05-16 Olivier Hainque <hainque@adacore.com>
4657 * Makefile.in (s-header-vars): Resort to -n instead of trailing
4658 -e d in sed invocation.
4660 2012-05-16 Hans-Peter Nilsson <hp@axis.com>
4662 * doc/tm.texi.in (Type Layout) <SIZE_TYPE>: Update reference to
4664 * doc/tm.texi: Regenerate.
4666 2012-05-15 Paolo Carlini <paolo.carlini@oracle.com>
4668 * tree.h (EXPR_LOCATION): Use CAN_HAVE_LOCATION_P.
4670 2012-05-15 Jakub Jelinek <jakub@redhat.com>
4673 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
4674 that operands[2] is either immediate, or q_regs_operand.
4676 2012-05-15 Richard Guenther <rguenther@suse.de>
4678 * cgraphunit.c (thunk_adjust): Use make_rename_temp.
4679 (assemble_thunk): Likewise. Manually rename and register
4682 2012-05-15 Richard Guenther <rguenther@suse.de>
4684 PR tree-optimization/53355
4685 * tree-vrp.c (extract_range_from_binary_expr_1): Handle LSHIFT_EXPRs
4688 2012-05-15 Tristan Gingold <gingold@adacore.com>
4690 * tree-ssa-strlen.c (get_string_length): Convert lhs if needed.
4692 2012-05-15 Richard Guenther <rguenther@suse.de>
4694 * gimple.c (gimple_set_modified): Move ...
4695 * gimple.h (gimple_set_modified): ... here.
4697 2012-05-15 Tristan Gingold <gingold@adacore.com>
4699 * ira-color.c (move_spill_restore): Add a guard.
4701 2012-05-15 Tristan Gingold <gingold@adacore.com>
4703 * config/ia64/ia64.c (ia64_emit_probe_stack_range): Adjust calls to
4706 2012-05-15 Eric Botcazou <ebotcazou@adacore.com>
4708 * gimplify.c (gimplify_init_constructor): Do a block move for very
4709 small objects as well.
4711 2012-05-15 Bernd Schmidt <bernds@codesourcery.com>
4713 * ira.c (find_moveable_pseudos): Skip registers whose
4714 DF_REG_EQ_USE_COUNT is nonzero.
4716 2012-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
4718 * doc/md.texi (fma): Define to only be applicable for single rounding.
4720 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
4723 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
4724 generate target register for "load" class builtins.
4727 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
4730 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
4731 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
4732 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
4733 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
4734 (<sse>_movu<ssemodesuffix>): New expander.
4735 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
4736 (avx_movdqu<avxmodesuffix>): New expander.
4737 (*sse2_movdqu): Rename from sse2_movdqu.
4738 (sse2_movdqu): New expander.
4740 2012-05-14 Marc Glisse <marc.glisse@inria.fr>
4743 * config/i386/i386.c (ix86_expand_vec_perm_const): Move code to ...
4744 (canonicalize_perm): ... new function.
4745 (expand_vec_perm_2vperm2f128_vshuf): New function.
4746 (ix86_expand_vec_perm_const_1): Call it.
4748 2012-05-14 Andrew Pinski <apinski@cavium.com>
4749 H.J. Lu <hongjiu.lu@intel.com>
4750 Jakub Jelinek <jakub@redhat.com>
4753 * config/i386/i386.md (xbegin_1): Use + in constraint and match_dup.
4756 2012-05-14 Jakub Jelinek <jakub@redhat.com>
4758 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
4759 lineno 1 the same as lineno 0 before first start file directive.
4760 (optimize_macinfo_range): Likewise.
4762 * dwarf2out.c (have_macinfo): Define.
4763 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
4764 attribute, don't force empty compilation unit and don't emit any
4765 .debug_macinfo/.debug_macro section if macinfo_table is empty.
4767 2012-05-14 Georg-Johann Lay <avr@gjlay.de>
4770 * config/avr/avr.c (avr_const_address_lo16): Remove.
4771 (avr_assemble_integer): Print ".byte lo8(x)",
4772 ".byte hi8(x)", ".byte hh8(x)" instead of emit an assembler
4773 .warning if 3-byte address is assembled.
4774 * doc/extend.texi (AVR Named Address Spaces): Document that
4775 binutils 2.23 is needed to assemble 3-byte addresses.
4777 2012-05-14 Richard Guenther <rguenther@suse.de>
4779 * tree-vect-data-refs.c (vect_setup_realignment): Remove
4780 call to mark_symbols_for_renaming.
4781 (vect_permute_load_chain): Likewise.
4782 * tree-vect-loop.c (vect_is_slp_reduction): Update stmt
4783 instead of calling mark_symbols_for_renaming.
4784 * tree-vect-stmts.c (read_vector_array): Remove call to
4785 mark_symbols_for_renaming.
4786 (write_vector_array): Likewise.
4787 (vectorizable_call): Likewise.
4788 (vectorizable_store): Likewise.
4789 (vectorizable_load): Likewise.
4790 * matrix-reorg.c (transform_allocation_sites): Likewise.
4791 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
4792 (create_expression_by_pieces): Likewise.
4794 2012-05-14 Richard Guenther <rguenther@suse.de>
4796 * gimplify.c (gimple_regimplify_operands): Only mark the LHS
4797 of statements for renaming.
4798 (force_gimple_operand_1): Likewise, consistently for both
4799 calls to force_gimple_operand and force_gimple_operand_gsi.
4801 2012-05-14 Richard Guenther <rguenther@suse.de>
4803 * tree-dfa.c (make_rename_temp): Be forgiving if not in SSA form.
4804 * omp-low.c (expand_omp_taskreg): Properly conditionalize call
4806 (expand_omp_for): Likewise.
4807 (expand_omp_for_generic): Adjust conditional add to referenced vars.
4808 Use make_rename_temp for temporaries that should be rewritten into
4810 (expand_omp_for_static_nochunk): Likewise.
4811 (expand_omp_atomic_pipeline): Likewise.
4813 2012-05-14 Richard Guenther <rguenther@suse.de>
4815 PR tree-optimization/53331
4816 * tree-vect-data-refs.c (vect_verify_datarefs_alignment): Ignore
4818 * tree-vect-stmts.c (vect_model_load_cost): Handle strided loads.
4820 2012-05-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
4823 * doc/options.texi: (LangEnabledBy): Document it.
4824 * optc-gen.awk: Handle LangEnabledBy.
4825 * opth-gen.awk: Generate declaration for lang-specific functions.
4826 * opt-read.awk: Record lang numbers.
4827 * opt-functions.awk (flag_set_p): Ignore the arguments of flags.
4828 (lang_sanitized_name): New.
4830 2012-05-14 Bernd Schmidt <bernds@codesourcery.com>
4832 * attribs.c (decl_attributes): Avoid emitting a warning if
4834 * doc/rtl.texi (CALL_INSN_FUNCTION_USAGE): Use lowercase for rtx
4835 codes. Document meaning of sets inside CALL_INSN_FUNCTION_USAGE.
4836 * builtin-attrs.def (DEF_ATTR_FOR_STRING): Define. Use it to
4837 define a string "1".
4838 (ATTR_RET1_NOTHROW_NONNULL_LEAF): New attr definition.
4839 * builtins.def (BUILT_IN_MEMCPY, BUILT_IN_MEMMOVE, BUILT_IN_MEMSET,
4840 BUILT_IN_STRCPY): Use it for these functions.
4841 * postreload.c (reload_combine): Deal with SETs inside
4842 CALL_INSN_FUNCTION_USAGE.
4843 * caller-save.c (setup_save_areas, save_call_clobbered_regs):
4844 Look for REG_RETURNED notes and use a cheap restore if possible.
4845 * ira-int.h (struct ira_allocno): New member cheap_calls_crossed_num.
4846 (ALLOCNO_CHEAP_CALLS_CROSSED_NUM): New macro.
4847 * ira-build.c (ira_create_allocno, create_cap_allocno,
4848 propagate_allocno_info, propagate_some_info_from_allocno,
4849 copy_info_to_removed_store_destination, ira_flattening): Handle it.
4850 * ira-lives.c (pseudo_regno_single_word_and_live_p,
4851 find_call_crossed_cheap_reg): New static functions.
4852 (process_bb_node_lives): Look for SETs in CALL_INSN_FUNCTION_USAGE,
4853 and set ALLOCNO_CHEAP_CALLS_CROSSED_NUM if possible. Also make
4854 a REG_RETURNED note in that case.
4855 * ira.c (setup_reg_renumber): Change assert to allow cases where
4856 allocnos only cross calls for which they are cheap to restore.
4857 * ira-costs.c (ira_tune_allocno_costs): Compare
4858 ALLOCNO_CALLS_CROSSED_NUM to ALLOCNO_CHEAP_CALLS_CROSSED_NUM rather
4860 * reg-notes.def (REG_RETURNED): New note.
4861 * cse.c (cse_insn): Likewise.
4862 * sched-deps.c (sched_analyze_insn): Likewise.
4863 * expr.c (init_block_move_fn): Set a "fn spec" attribute.
4864 * calls.c (decl_return_flags): New static function.
4865 (expand_call): Generate a SET in CALL_INSN_FUNCTION_USAGE for
4866 functions that return one of their arguments.
4867 * regcprop.c (struct kill_set_value_data): New.
4868 (kill_set_value): Interpret data as a pointer to such a struct.
4869 Do nothing if the caller wants the register to be ignored.
4870 (copyprop_hardreg_forward_1): Handle SETs in CALL_INSN_FUNCTION_USAGE.
4872 2012-05-14 Richard Guenther <rguenther@suse.de>
4874 PR tree-optimization/53340
4875 * tree-ssa-pre.c (op_valid_in_sets): Fix error in last commit.
4877 2012-05-14 Richard Guenther <rguenther@suse.de>
4879 * gimplify.c (gimplify_expr): Remove odd code.
4881 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
4883 * stor-layout.c (bit_from_pos): Distribute conversion to bitsizetype
4884 into a PLUS_EXPR byte offset.
4886 * tree-ssa-pre.c (can_value_number_call): Delete.
4887 (compute_avail): Skip all statements with side effects.
4888 <GIMPLE_CALL>: Skip calls to internal functions.
4890 2012-05-13 Steven Bosscher <steven@gcc.gnu.org>
4892 * config/pa/pa.md: Use define_c_enum for "unspec" and "unspecv".
4894 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
4896 * common.opt (Wtype-limits): Use EnabledBy.
4898 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
4900 * config/i386/i386.md (*pushtf): Enable for TARGET_SSE.
4901 (pushtf splitter): Ditto.
4903 (*movtf_internal): Ditto. Use V4SFmode for !TARGET_SSE2.
4904 (<code>tf2): Enable for TARGET_SSE.
4905 (*absnegtf2_sse): Ditto.
4906 (copysign<mode>3): Enable TFmode for TARGET_SSE.
4907 (copysign<mode>3_const): Ditto.
4908 (copysign<mode>3_var): Ditto.
4909 * config/i386/sse.md (<code>tf3): Enable for TARGET_SSE.
4910 (*andnottf3): Ditto. Use V4SFmode for !TARGET_SSE2.
4911 (*<code>tf3): Ditto.
4912 * config/i386/i386.c (struct builtin_description bdesc_args)
4913 <IX86_BUILTIN_FABSQ>: Enable for TARGET_SSE.
4914 <IX86_BUILTIN_COPYSIGNQ>: Ditto.
4915 (ix86_expand_builtin) <IX86_BUILTIN_FABSQ, IX86_BUILTIN_COPYSIGNQ>:
4916 Emit a normal call if SSE isn't available.
4918 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
4920 * config/i386/sse.md (<sse>_andnot<mode>3): Handle
4921 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
4922 (<code><mode>3): Ditto.
4923 (*andnot<mode>3): Ditto.
4924 (*andnottf3): Ditto.
4925 (*<code><mode>3): Ditto.
4928 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
4930 * optc-gen.awk: Error instead of warning for conflicting help.
4932 2012-05-12 Jason Merrill <jason@redhat.com>
4935 * dwarf2out.c (build_local_stub): Prefer DW_AT_signature for
4938 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
4940 * function.c (requires_stack_frame_p): If the function can throw
4941 non-call exceptions, return true if the insn can throw internally.
4943 2012-05-12 Paolo Carlini <paolo.carlini@oracle.com>
4945 * doc/generic.texi: Rename TYPE_PTRMEM_P to TYPE_PTRDATAMEM_P.
4947 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
4949 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
4950 ORDERED and UNORDERED conditions.
4952 2012-05-11 Richard Guenther <rguenther@suse.de>
4954 * tree-flow.h (referenced_var_check_and_insert): Remove.
4955 (find_new_referenced_vars): Likewise.
4956 * tree-dfa.c (referenced_var_check_and_insert): Make static.
4957 (find_new_referenced_vars_1, find_new_referenced_vars): Remove.
4958 * tree-inline.c (copy_bb): Use find_referenced_vars_in
4959 instead of find_new_referenced_vars.
4960 * gimple-fold.c (gimplify_and_update_call_from_tree): Likewise.
4962 2012-05-11 Richard Guenther <rguenther@suse.de>
4964 * tree-pass.h (pass_rest_of_compilation,
4965 pass_all_optimizations, pass_postreload, pass_all_early_optimizations):
4967 * passes.c (pass_all_optimizations, pass_postreload,
4968 pass_all_early_optimizations): Make static.
4969 (pass_rest_of_compilation): Likewise. Make it an RTL_PASS.
4970 * tree-phinodes.c (init_phinodes, fini_phinodes): Remove.
4971 * tree-ssa.c (init_tree_ssa): Do not call init_phinodes.
4972 (delete_tree_ssa): Do not call fini_phinodes.
4973 * tree-flow.h (init_phinodes, fini_phinodes): Remove.
4975 2012-05-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
4978 * doc/options.texi (EnabledBy): Document
4979 * opts.c: Include opts.h and options.h before tm.h.
4980 (finish_options): Do not handle some sub-options here...
4981 (common_handle_option): ... instead call common_handle_option_auto
4983 * optc-gen.awk: Handle EnabledBy.
4984 * opth-gen.awk: Declare common_handle_option_auto.
4985 * common.opt (Wuninitialized): Use EnabledBy. Delete Init.
4986 (Wmaybe-uninitialized): Likewise.
4987 (Wunused-but-set-variable): Likewise.
4988 (Wunused-function): Likewise.
4989 (Wunused-label): Likewise.
4990 (Wunused-value): Likewise.
4991 (Wunused-variable): Likewise.
4992 * opt-read.awk: Create opt_numbers array.
4994 2012-05-11 Richard Guenther <rguenther@suse.de>
4996 PR tree-optimization/53295
4997 * tree-data-ref.h (stride_of_unit_type_p): Handle non-constant
4999 * tree-data-ref.c (dr_analyze_innermost): Allow non-constant
5000 strides when analyzing data-references in a loop context.
5001 * tree-vect-data-refs.c (vect_mark_for_runtime_alias_test): Reject
5002 non-constant strides for now.
5003 (vect_enhance_data_refs_alignment): Ignore data references
5004 that are strided loads.
5005 (vect_analyze_data_ref_access): Handle non-constant strides.
5006 (vect_check_strided_load): Verify the data-reference is a load.
5007 (vect_analyze_data_refs): Restructure to make strided load
5008 support not dependent on gather support.
5009 * tree-vect-stmts.c (vectorizable_load): Avoid useless work
5010 when doing strided or gather loads.
5011 * tree-vect-loop-manip.c (vect_vfa_segment_size): Use
5012 integer_zerop to compare stride with zero.
5014 2012-05-11 H.J. Lu <hongjiu.lu@intel.com>
5016 * config/i386/driver-i386.c (host_detect_local_cpu): Support RTM.
5018 2012-05-11 Jan Hubicka <jh@suse.cz>
5021 * varpool.c (varpool_assemble_decl): Also output constat pool entries
5022 that output_constant_pool missed.
5024 2012-05-11 Mingjie Xing <mingjie.xing@gmail.com>
5026 * config/mips/t-vxworks: Change MUTLILIB_EXTRA_OPTS to
5027 MULTILIB_EXTRA_OPTS.
5029 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
5032 * config/i386/i386.md (xtest): Use NE condition in ix86_expand_setcc.
5034 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
5036 * config/i386/i386.md (*movti_internal_rex64): Avoid MOVAPS size
5037 optimization for TARGET_AVX.
5038 (*movti_internal_sse): Ditto.
5039 (*movdi_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
5040 (*movdi_internal): Ditto.
5041 (*movsi_internal): Ditto.
5042 (*movtf_internal): Avoid MOVAPS size optimization for TARGET_AVX.
5043 (*movdf_internal_rex64): Ditto.
5044 (*movfd_internal): Ditto.
5045 (*movsf_internal): Ditto.
5046 * config/i386/sse.md (mov<mode>): Handle TARGET_SSE_LOAD0_BY_PXOR.
5048 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
5050 * dwarf2out.c (add_byte_size_attribute) <RECORD_TYPE>: Handle variable
5051 reference as size attribute.
5053 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
5054 Tristan Gingold <gingold@adacore.com>
5056 * doc/md.texi (Standard Names): Document probe_stack_address.
5057 * explow.c (emit_stack_probe): Handle probe_stack_address.
5058 * config/ia64/ia64.md (UNSPECV_PROBE_STACK_ADDRESS): New constant.
5059 (UNSPECV_PROBE_STACK_RANGE): Likewise.
5060 (probe_stack_address): New insn.
5061 (probe_stack_range): Likewise.
5062 * config/ia64/ia64.c: Include common/common-target.h.
5063 (ia64_compute_frame_size): Mark r2 and r3 as used if static stack
5064 checking is enabled.
5065 (ia64_emit_probe_stack_range): New function.
5066 (output_probe_stack_range): Likewise.
5067 (ia64_expand_prologue): Invoke ia64_emit_probe_stack_range if static
5068 builtin stack checking is enabled.
5069 (rtx_needs_barrier) <UNSPEC_VOLATILE>: Handle UNSPECV_PROBE_STACK_RANGE
5070 and UNSPECV_PROBE_STACK_ADDRESS.
5071 (unknown_for_bundling_p): New predicate.
5072 (group_barrier_needed): Use important_for_bundling_p.
5073 (ia64_dfa_new_cycle): Use unknown_for_bundling_p.
5074 (issue_nops_and_insn): Likewise.
5075 (bundling): Likewise.
5076 (final_emit_insn_group_barriers): Likewise.
5077 * config/ia64/ia64-protos.h (output_probe_stack_range): Declare.
5078 * config/ia64/hpux.h (STACK_CHECK_STATIC_BUILTIN): Define.
5079 (STACK_CHECK_PROTECT): Likewise.
5080 * config/ia64/linux.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
5082 2012-05-10 Jan Hubicka <jh@suse.cz>
5084 * ipa-inline.c (update_all_callee_keys): Remove.
5085 (inline_small_functions): Simplify priority updating.
5087 2012-05-10 Jan Hubicka <jh@suse.cz>
5089 * ipa.c (symtab_remove_unreachable_nodes): Fix marking of clones.
5091 2012-05-10 Jan Hubicka <jh@suse.cz>
5093 * cgraph.h (cgraph_remove_unreachable_nodes): Rename to ...
5094 (symtab_remove_unreachable_nodes): ... this one.
5095 * ipa-cp.c (ipcp_driver): Do not remove unreachable nodes.
5096 * cgraphunit.c (ipa_passes): Update.
5097 * cgraphclones.c (cgraph_materialize_all_clones): Update.
5098 * cgraph.c (cgraph_release_function_body): Only turn initial
5099 into error mark when initial was previously set.
5100 * ipa-inline.c (ipa_inline): Update.
5101 * ipa.c: Include ipa-inline.h
5102 (enqueue_cgraph_node, enqueue_varpool_node): Remove.
5103 (enqueue_node): New function.
5104 (process_references): Update.
5105 (symtab_remove_unreachable_nodes): Cleanup.
5106 * passes.c (execute_todo, execute_one_pass): Update.
5108 2012-05-10 Vladimir Makarov <vmakarov@redhat.com>
5110 PR rtl-optimization/53125
5111 * ira.c (ira): Call find_moveable_pseudos and
5112 move_unallocated_pseudos if only ira_conflicts_p is true.
5114 2012-05-10 Uros Bizjak <ubizjak@gmail.com>
5116 * config/i386/i386.md (*movoi_internal_avx): Handle
5117 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL and TARGET_SSE_TYPELESS_STORES.
5118 (*movti_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
5119 (*movti_internal_sse): Ditto.
5120 (*movtf_internal): Ditto.
5121 * config/i386/sse.md (ssePSmode): New mode attribute.
5122 (*move<mode>_internal): Use ssePSmode.
5123 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Ditto.
5124 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
5125 * config/i386/i386.c (standard_sse_constant_opcode): Do not handle
5126 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL here.
5128 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
5130 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
5131 DECL_ORIGINAL_TYPE if it is present.
5133 2012-05-10 Nick Clifton <nickc@redhat.com>
5136 * config/m32c/bitops.md (bset_qi): Change operand 2 from having
5137 a "0" constraint to being a (match_dup 0).
5139 2012-05-10 Richard Guenther <rguenther@suse.de>
5141 * stor-layout.c (byte_from_pos): Amend comment.
5143 2012-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5145 * doc/extend.texi (X86 Built-in Functions, __builtin_cpu_init):
5146 Document requirement to call in constructors.
5148 * config/i386/i386.c: Update comments for i386-cpuinfo.c name change.
5150 2012-05-10 Richard Guenther <rguenther@suse.de>
5152 * tree.h (TYPE_IS_SIZETYPE): Remove.
5153 * fold-const.c (int_const_binop_1): Remove TYPE_IS_SIZETYPE use.
5154 (extract_muldiv_1): Likewise.
5155 * gimple.c (gtc_visit): Likewise.
5156 (gimple_types_compatible_p): Likewise.
5157 (iterative_hash_canonical_type): Likewise.
5158 (gimple_canonical_types_compatible_p): Likewise.
5159 * gimplify.c (gimplify_one_sizepos): Likewise.
5160 * print-tree.c (print_node): Likewise.
5161 * stor-layout.c (initialize_sizetypes): Do not set TYPE_IS_SIZETYPE.
5163 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
5166 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
5167 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
5168 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
5169 instead of xop_mulv2div2di3_low.
5170 (xop_p<macs>dql): Fix vec_select selector.
5171 (xop_p<macs>dqh): Ditto.
5172 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
5173 (xop_mulv2div2di3_high): Ditto.
5175 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
5178 * diagnostic.h (diagnostic_context): Add last_location.
5179 * diagnostic.c (diagnostic_initialize): Initialize it.
5180 (diagnostic_show_locus): Use it.
5182 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
5184 * doc/extend.texi (Function Attributes): Point xref to section
5187 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
5189 * config/i386/i386.c (*movdf_internal_rex64): Remove
5190 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
5191 Calculate "mode" attribute according to
5192 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
5193 (*movdf_internal): Ditto.
5195 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
5198 * config/i386/i386.c (ix86_expand_vector_move_misalign): Do not handle
5199 128 bit vectors specially for TARGET_AVX. Emit sse2_movupd and
5200 sse_movupd RTXes for TARGET_AVX, TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
5201 or when optimizing for size.
5202 * config/i386/sse.md (*mov<mode>_internal): Remove
5203 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
5204 Calculate "mode" attribute according to optimize_function_for_size_p
5205 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
5206 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Choose asm template
5207 depending on the mode of the instruction. Calculate "mode" attribute
5208 according to optimize_function_for_size_p, TARGET_SSE_TYPELESS_STORES
5209 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flags.
5210 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
5212 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
5215 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
5216 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
5217 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
5218 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
5219 (expand_prologue): Move initialization of cfun->machine->is_naked,
5220 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
5221 (avr_set_current_function): ...this new static function.
5222 (TARGET_SET_CURRENT_FUNCTION): New define.
5223 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
5224 checking attributes of current_function_decl.
5225 (avr_regs_to_save): Ditto.
5226 (signal_function_p): Rename to avr_signal_function_p.
5227 (interrupt_function_p): Rename to avr_interrupt_function_p.
5229 * doc/extend.texi (Function Attributes): Better explanation of
5230 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
5233 2012-05-09 Michael Matz <matz@suse.de>
5235 PR tree-optimization/53185
5236 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Disable
5237 peeling when we see strided loads.
5239 2012-05-09 Matthias Klose <doko@ubuntu.com>
5241 * gcc-ar.c (main): Don't check for execute bits for the plugin.
5243 2012-05-09 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
5245 * tree-ssa-loop-ivopts.c (add_autoinc_candidates, get_address_cost):
5246 Replace use of HAVE_{POST/PRE}_{INCREMENT/DECREMENT} with
5247 USE_{LOAD/STORE}_{PRE/POST}_{INCREMENT/DECREMENT} appropriately.
5248 * config/arm/arm.h (ARM_AUTOINC_VALID_FOR_MODE_P): New.
5249 (USE_LOAD_POST_INCREMENT): Define.
5250 (USE_LOAD_PRE_INCREMENT): Define.
5251 (USE_LOAD_POST_DECREMENT): Define.
5252 (USE_LOAD_PRE_DECREMENT): Define.
5253 (USE_STORE_PRE_DECREMENT): Define.
5254 (USE_STORE_PRE_INCREMENT): Define.
5255 (USE_STORE_POST_DECREMENT): Define.
5256 (USE_STORE_POST_INCREMENT): Define.
5257 (arm_auto_incmodes): Add enumeration.
5258 * config/arm/arm-protos.h (arm_autoinc_modes_ok_p): Declare.
5259 * config/arm/arm.c (arm_autoinc_modes_ok_p): Define.
5261 2012-05-09 Jakub Jelinek <jakub@redhat.com>
5263 PR tree-optimization/53226
5264 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Remove
5265 prev and prev_initialized vars, gimple_set_plf (stmt, GF_PLF_1, false)
5266 before processing it and gimple_set_plf (stmt, GF_PLF_1, true) if it
5267 doesn't need to be revisited, look for earliest stmt with
5268 !gimple_plf (stmt, GF_PLF_1) if something changed.
5270 2012-05-09 Terry Guo <terry.guo@arm.com>
5272 * genmultilib: Update copyright dates.
5273 * doc/fragments.texi: Ditto.
5275 2012-05-09 Terry Guo <terry.guo@arm.com>
5277 * Makefile.in (s-mlib): Add new argument MULTILIB_REQUIRED.
5278 * genmultilib (MULTILIB_REQUIRED): New.
5279 * doc/fragments.texi: Document the MULTILIB_REQUIRED.
5281 2012-05-09 Richard Guenther <rguenther@suse.de>
5283 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
5284 (vect_do_peeling_for_loop_bound): Likewise.
5285 (vect_do_peeling_for_alignment): Likewise.
5286 * tree-vect-loop-manip.c (conservative_cost_threshold): Remove.
5287 (vect_do_peeling_for_loop_bound): Get check_profitability and
5288 threshold as parameters.
5289 (vect_do_peeling_for_alignment): Likewise.
5290 (vect_loop_versioning): Likewise.
5291 * tree-vect-loop.c (vect_transform_loop): Compute check_profitability
5292 and threshold here. Control where to put the check here.
5294 2012-05-09 Richard Sandiford <rdsandiford@googlemail.com>
5297 * dwarf2out.h (get_address_mode): Move declaration to...
5299 * dwarf2out.c (get_address_mode): Move definition to...
5300 * rtlanal.c: ...here.
5301 * var-tracking.c (get_address_mode): Delete.
5302 * combine.c (find_split_point): Use get_address_mode instead of
5303 targetm.addr_space.address_mode.
5304 * cselib.c (cselib_record_sets): Likewise.
5305 * dse.c (canon_address, record_store): Likewise.
5306 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
5307 * expr.c (move_by_pieces, emit_block_move_via_loop, store_by_pieces)
5308 (store_by_pieces_1, expand_assignment, store_expr, store_constructor)
5309 (expand_expr_real_1): Likewise.
5310 * ifcvt.c (noce_try_cmove_arith): Likewise.
5311 * optabs.c (maybe_legitimize_operand_same_code): Likewise.
5312 * reload.c (find_reloads): Likewise.
5313 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
5314 * sel-sched-dump.c (debug_mem_addr_value): Likewise.
5316 2012-05-09 Maciej W. Rozycki <macro@codesourcery.com>
5318 * config/mips/mips.c (mips16_gp_pseudo_reg): Remove line
5319 information from the instruction produced.
5321 2012-05-09 Richard Guenther <rguenther@suse.de>
5323 * stor-layout.c (bit_from_pos): Document.
5324 (byte_from_pos): Likewise. Optimize.
5325 (pos_from_bit): Likewise.
5326 (normalize_offset): Use pos_from_bit instead of replicating it.
5328 2012-05-09 Alan Modra <amodra@gmail.com>
5331 * config/rs6000/rs6000.c (gen_frame_set): New function.
5332 (gen_frame_load, gen_frame_store): New functions.
5333 (rs6000_savres_rtx): Use the above.
5334 (rs6000_emit_epilogue, rs6000_emit_prologue): Here too.
5335 Correct mode used for CR2 in save/restore_world patterns.
5336 Don't emit instructions for eh_return frame unwind reg info.
5338 2012-05-08 Jan Hubicka <jh@suse.cz>
5340 * cgraphbuild.c (build_cgraph_edges): Do not finalize vars
5342 * cgraph.h (varpool_can_remove_if_no_refs): Vars with VALUE_EXPR
5344 * toplev.c (wrapup_global_declaration_2): Vars with VALUE_EXPR
5346 (compile_file): Do not output variables.
5347 * cgraphbuild.c (varpool_finalize_decl): When var is finalized late,
5349 * langhooks.c: Include timevar.h
5350 (write_global_declarations): Finalize compilation unit after wrapup;
5351 set timevars correctly.
5352 * passes.c (rest_of_decl_compilation): Decls with VALUE_EXPR needs
5353 not to be added to varpool.
5354 * varpool.c (varpool_assemble_decl): Sanity check that we are called
5355 only on cases where it makes sense; skip constant pool and value expr
5358 2012-05-08 David S. Miller <davem@davemloft.net>
5360 * config/sparc/linux.h (LINK_SPEC): Don't pass "-Y" option.
5361 * config/sparc/linux64.h (LINK_ARCH32_SPEC): Likewise.
5362 * config/sparc/linux64.h (LINK_ARCH64_SPEC): Likewise.
5364 2012-05-08 Richard Sandiford <rdsandiford@googlemail.com>
5366 PR rtl-optimization/53278
5367 * lower-subreg.c (decompose_multiword_subregs): Remove left-over
5368 speed_p code from earlier patch.
5370 2012-05-08 Oleg Endo <olegendo@gcc.gnu.org>
5373 * config/sh/sh.md (*branch_true, *branch_false): New insns.
5375 2012-05-08 Teresa Johnson <tejohnson@google.com>
5377 * gcov-io.h (__gcov_reset, __gcov_dump): Declare.
5378 * doc/gcov.texi: Add note on using __gcov_reset and __gcov_dump.
5380 2012-05-08 Jan Hubicka <jh@suse.cz>
5382 * cgraph.c (cgraph_call_edge_duplication_hooks): Export.
5383 (cgraph_create_node_1): Rename to ...
5384 (cgraph_create_empty_node): ... this one; export.
5385 (cgraph_create_node): Update.
5386 (cgraph_set_call_stmt_including_clones): Move to cgraphclones.c
5387 (cgraph_create_edge_including_clones): Likewise.
5388 (cgraph_find_replacement_node): Likewise.
5389 (cgraph_clone_edge): Likewise.
5390 (cgraph_clone_node): Likewise.
5391 (clone_function_name): Likewise.
5392 (cgraph_create_virtual_clone): Likewise.
5393 (cgraph_remove_node_and_inline_clones): Likewise.
5394 (cgraph_redirect_edge_call_stmt_to_callee): Move here from cgraphunit.c
5395 * cgraph.h: Reorder declarations so they match file of origin.
5396 (cgraph_create_empty_node): Declare.
5397 * cgraphunit.c (update_call_expr): Move to cgraphclones.c
5398 (cgraph_copy_node_for_versioning): Likewise.
5399 (cgraph_function_versioning): Likewise.
5400 (cgraph_materialize_clone): Likewise.
5401 (cgraph_redirect_edge_call_stmt_to_callee): Likewise.
5402 (cgraph_materialize_all_clones): Likewise.
5403 * cgraphclones.c: New file.
5404 * Makefile.in: Update for cgraphclones.
5406 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
5409 * config/i386/i386.c (ix86_set_reg_reg_cost): New function.
5410 (ix86_rtx_costs): Handle SET.
5412 2012-05-08 Michael Matz <matz@suse.de>
5414 * basic-block.h (struct rtl_bb_info): Remove visited member and
5415 move head_ member to ...
5416 (struct basic_block_def.basic_block_il_dependent): ... the new
5417 member x, replacing but containing old member rtl.
5418 (enum bb_flags): New BB_VISITED flag.
5419 (BB_HEADER, BB_FOOTER): New macros.
5421 * jump.c (mark_all_labels): Adjust.
5422 * cfgcleanup.c (try_optimize_cfg): Adjust.
5423 * cfglayout.c (record_effective_endpoints): Adjust.
5424 (relink_block_chain): Ditto (and don't fiddle with visited).
5425 (fixup_reorder_chain): Adjust.
5426 (fixup_fallthru_exit_predecessor): Ditto.
5427 (cfg_layout_duplicate_bb): Ditto.
5428 * combine.c (update_cfg_for_uncondjump): Adjust.
5429 * bb-reorder.c (struct bbro_basic_block_data_def): Add visited member.
5430 (bb_visited_trace): New accessor.
5431 (mark_bb_visited): Move in front.
5432 (rotate_loop): Use bb_visited_trace.
5433 (find_traces_1_round): Ditto.
5434 (emit_barrier_after): Ditto.
5435 (copy_bb): Ditto, and initialize visited on resize.
5436 (reorder_basic_blocks): Initize visited member.
5437 (duplicate_computed_gotos): Clear bb flags at start, use
5440 * cfgrtl.c (try_redirect_by_replacing_jump): Adjust.
5441 (rtl_verify_flow_info_1): Ditto.
5442 (cfg_layout_split_block): Ditto.
5443 (cfg_layout_delete_block): Ditto.
5444 (cfg_layout_merge_blocks): Ditto.
5445 (init_rtl_bb_info): Adjust and initialize il.x.head_ member.
5447 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
5450 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
5451 when a constant source operand matches an "I" constraint, the "no
5452 CC0 change" applies to a register-destination only, not a
5453 strict_low_part-destination.
5455 2012-05-08 Richard Guenther <rguenther@suse.de>
5457 * fold-const.c (fold_binary_loc): Fold (X * CST1) & CST2
5458 to zero or to (X * CST1) & CST2' when CST1 has trailing zeros.
5460 2012-05-08 Georg-Johann Lay <avr@gjlay.de>
5462 * Makefile.in (TEXI_GCC_FILES): Add avr-mmcu.texi.
5464 * doc/avr-mmcu.texi: New auto-generated file.
5465 * doc/invoke.texi (AVR Options): Include avr-mmcu.texi in order
5466 to document all valid -mmcu= arguments.
5468 * config/avr/avr.h (arch_info_s): New struct definition.
5469 * config/avr/avr-devices.c (avr_texinfo): New variable.
5470 * config/avr/gen-avr-mmcu-texi.c: New file.
5471 * config/avr/t-avr: New rules and dependencies to build avr-mmcu.texi.
5473 2012-05-08 Dehao Chen <dehao@google.com>
5475 * predict.c (find_qualified_ssa_name): New.
5476 (find_ssa_name_in_expr): New.
5477 (find_ssa_name_in_assign_stmt): New.
5478 (is_comparison_with_loop_invariant_p): New.
5479 (is_bound_expr_similar): New.
5480 (predict_iv_comparison): New.
5481 (predict_loops): Add heuristic for loop-nested branches that compare an
5482 induction variable to a loop bound variable.
5483 * predict.def (PRED_LOOP_IV_COMPARE): New macro.
5485 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
5487 * config/i386/i386.c (has_dispatch): Use TARGET_BDVER1 and
5488 TARGET_BDVER2 defines where appropriate.
5490 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
5492 * configure.ac (PLUGIN_LD): Rename into...
5493 (PLUGIN_LD_SUFFIX): ...this and strip the target_alias triplet.
5494 * config.in: Regenerate.
5495 * configure: Likewise.
5496 * collect2.c (main): Set plugin_ld_suffix to PLUGIN_LD_SUFFIX.
5498 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
5500 * tree-dfa.c (get_ref_base_and_extent) <ARRAY_REF>: Do the offset
5501 computation using the precision of the index type.
5502 * gimple-fold.c (fold_const_aggregate_ref_1) <ARRAY_REF>: Likewise.
5503 (fold_array_ctor_reference): Do index computations in the index type.
5505 2012-05-07 Georg-Johann Lay <avr@gjlay.de>
5507 * config/avr/avr.c (avr_prologue_setup_frame): Fix mode passed
5508 down to plus_constant.
5509 (expand_epilogue): Ditto.
5511 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
5513 * postreload.c (reload_cse_regs): Make static.
5514 * reload.h (reload_cse_regs): Remove prototype.
5516 2012-05-07 Richard Henderson <rth@redhat.com>
5518 * config/alpha/alpha.md (clear_cache): New pattern.
5520 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
5523 * gimplify.c (preprocess_case_label_vec_for_gimple): If low or high
5524 is folded to a type boundary value, verify that the resulting case
5525 label is still a care range.
5527 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
5529 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf
5530 only for TARGET_GENERIC, when not optimizing for size.
5531 (*ffs<mode>_1): Ditto.
5533 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
5535 * tree-cfg.c (verify_gimple_switch): Tighten checks.
5537 2012-05-07 Jakub Jelinek <jakub@redhat.com>
5539 PR tree-optimization/53239
5540 * tree-vrp.c (get_value_range): Set VR of SSA_NAME_IS_DEFAULT_DEF
5541 of DECL_BY_REFERENCE RESULT_DECL to nonnull.
5543 2012-05-07 Richard Guenther <rguenther@suse.de>
5545 PR tree-optimization/53195
5546 * tree-inline.c (setup_one_parameter): Properly add referenced
5547 vars from the parameters new known value.
5549 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
5551 * config/m68k/m68k.c (m68k_sched_branch_type): Remove.
5552 (sched_branch_type): Remove.
5553 (m68k_sched_md_init_global): Don't allocate it.
5554 (m68k_sched_md_finish_global): Don't free it.
5555 * config/m68k/m68k.h (m68k_sched_branch_type): Remove prototype.
5556 * config/m68k/m68k.md: Set the type of insns using
5557 m68k_sched_branch_type to bcc directly.
5559 2012-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5561 * config/sol2.c (solaris_override_options): New function.
5562 * config/sol2-protos.h (solaris_override_options): Declare.
5563 * config/sol2.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
5565 2012-05-07 Richard Guenther <rguenther@suse.de>
5567 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Return
5568 whether we failed to compute data dependences.
5569 (loop_prefetch_arrays): Fail if we failed.
5571 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
5572 Paolo Bonzini <bonzini@gnu.org>
5574 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf even for !TARGET_BMI.
5575 Emit bsf when optimizing for size.
5576 (*ffs<mode>_1): Ditto.
5578 2012-05-07 Oleg Endo <olegendo@gcc.gnu.org>
5581 * config/sh/sh.c (sh_rtx_costs): Handle SET.
5583 2012-05-06 Uros Bizjak <ubizjak@gmail.com>
5586 * config/i386/i386.md (swap<mode>): Rename from *swap<mode>.
5587 (bswapdi2): Split from bswap<mode>2. Use nonnimediate_operand
5588 predicate for operand 1. Force operand 1 to register for TARGET_BSWAP.
5590 (*bswapdi2_doubleword): New insn pattern.
5591 (*bswap<mode>2): Rename from *bswap<mode>2_1.
5593 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
5595 * config/mips/mips.c (mips_set_reg_reg_piece_cost): New function.
5596 (mips_set_reg_reg_cost): Likewise.
5597 (mips_rtx_costs): Handle SET.
5599 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
5601 * lower-subreg.c (shift_cost): Use set_src_cost, avoiding the SET.
5602 (compute_costs): Likewise for the zero extension. Use set_rtx_cost
5603 to compute the cost of moves. Set the mode of the target register.
5605 2012-05-05 Richard Sandiford <rdsandiford@googlemail.com>
5607 * rtl.h (plus_constant, plus_constant_mode): Merge into a single
5608 plus_constant function.
5609 * explow.c (plus_constant, plus_constant_mode): Likewise. Assert
5610 that the mode is sensible.
5611 (use_anchored_address, round_push, allocate_dynamic_stack_space)
5612 (probe_stack_range, anti_adjust_stack_and_probe): Update calls to
5615 * alias.c (canon_rtx): Likewise.
5616 (init_alias_analysis): Likewise.
5617 * builtins.c (expand_builtin_return_addr)
5618 (expand_builtin_setjmp_setup, expand_builtin_longjmp)
5619 (expand_builtin_nonlocal_goto, expand_builtin_update_setjmp_buf)
5620 (expand_builtin_apply_args_1, expand_builtin_apply, expand_movstr)
5621 (expand_builtin_stpcpy): Likewise.
5622 * calls.c (save_fixed_argument_area, restore_fixed_argument_area)
5623 (compute_argument_addresses, internal_arg_pointer_based_exp)
5624 (expand_call, emit_library_call_value_1): Likewise.
5625 * cfgexpand.c (expand_one_stack_var_at, expand_debug_expr): Likewise.
5626 * combine-stack-adj.c (try_apply_stack_adjustment): Likewise.
5627 * combine.c (combine_simplify_rtx, force_to_mode): Likewise.
5628 * cse.c (insert_const_anchor, find_reg_offset_for_const)
5629 (use_related_value, fold_rtx): Likewise.
5630 * cselib.c (cselib_subst_to_values): Likewise.
5631 * dse.c (record_store, check_mem_read_rtx): Likewise.
5632 * dwarf2out.c (rtl_for_decl_location, gen_variable_die): Likewise.
5633 * emit-rtl.c (adjust_address_1): Likewise.
5634 * except.c (sjlj_emit_function_enter)
5635 (expand_builtin_extract_return_addr)
5636 (expand_builtin_frob_return_addr): Likewise.
5637 * expmed.c (expand_divmod): Likewise.
5638 * expr.c (move_by_pieces, store_by_pieces, store_by_pieces_1)
5639 (emit_move_resolve_push, push_block, emit_push_insn, store_expr)
5640 (expand_expr_addr_expr_1, expand_expr_real_1): Likewise.
5641 * function.c (assign_stack_local_1)
5642 (instantiate_virtual_regs_in_rtx): Likewise.
5643 * optabs.c (prepare_cmp_insn): Likewise.
5644 * recog.c (offsettable_address_addr_space_p): Likewise.
5645 * reload.c (find_reloads_address, form_sum)
5646 (find_reloads_subreg_address): Likewise.
5647 * reload1.c (init_reload, eliminate_regs_1)
5648 (eliminate_regs_in_insn): Likewise.
5649 * simplify-rtx.c (simplify_unary_operation_1)
5650 (simplify_binary_operation_1, simplify_plus_minus): Likewise.
5651 * var-tracking.c (compute_cfa_pointer, prepare_call_arguments)
5652 (vt_add_function_parameter): Likewise.
5654 * config/alpha/alpha.h (EH_RETURN_HANDLER_RTX): Likewise.
5655 * config/alpha/vms.h (EH_RETURN_HANDLER_RTX): Likewise.
5656 * config/alpha/alpha.c (alpha_legitimize_address_1)
5657 (get_unaligned_address, alpha_expand_unaligned_load)
5658 (alpha_expand_unaligned_store, alpha_expand_unaligned_load_words)
5659 (alpha_expand_unaligned_store_words, alpha_expand_block_clear)
5660 (alpha_expand_builtin_establish_vms_condition_handler)
5661 (alpha_setup_incoming_varargs, emit_frame_store_1)
5662 (alpha_expand_prologue, alpha_expand_epilogue)
5663 (alpha_use_linkage): Likewise.
5664 * config/alpha/alpha.md: Likewise.
5666 * config/arm/arm.c (arm_trampoline_init, legitimize_pic_address)
5667 (arm_load_pic_register, arm_pic_static_addr, arm_legitimize_address)
5668 (thumb_legitimize_address, arm_gen_load_multiple_1)
5669 (arm_gen_store_multiple_1, arm_gen_multiple_op, gen_ldm_seq)
5670 (gen_stm_seq, gen_const_stm_seq, arm_block_move_unaligned_straight)
5671 (arm_block_move_unaligned_loop, arm_gen_movmemqi, arm_reload_in_hi)
5672 (arm_reload_out_hi, arm_reorg, vfp_emit_fstmd, emit_multi_reg_push)
5673 (emit_sfm, thumb_set_frame_pointer, arm_expand_prologue)
5674 (thumb1_emit_multi_reg_push, thumb1_expand_prologue)
5675 (thumb_expand_movmemqi, arm_set_return_address)
5676 (thumb_set_return_address): Likewise.
5677 * config/arm/arm.md: Likewise.
5679 * config/avr/avr.c (avr_incoming_return_addr_rtx)
5680 (avr_prologue_setup_frame, expand_epilogue)
5681 (avr_const_address_lo16): Likewise.
5683 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Likewise.
5684 * config/bfin/bfin.c (setup_incoming_varargs, bfin_load_pic_reg)
5685 (bfin_expand_prologue, bfin_trampoline_init, bfin_expand_call)
5686 (bfin_output_mi_thunk): Likewise.
5688 * config/c6x/c6x.c (c6x_initialize_trampoline)
5689 (c6x_output_mi_thunk): Likewise.
5691 * config/cr16/cr16.h (EH_RETURN_HANDLER_RTX): Likewise.
5692 * config/cr16/cr16.c (cr16_create_dwarf_for_multi_push): Likewise.
5694 * config/cris/cris.c (cris_return_addr_rtx, cris_split_movdx)
5695 (cris_expand_prologue, cris_expand_epilogue, cris_gen_movem_load)
5696 (cris_emit_movem_store, cris_trampoline_init): Likewise.
5697 * config/cris/cris.md: Likewise.
5699 * config/darwin.c (machopic_indirect_data_reference)
5700 (machopic_legitimize_pic_address): Likewise.
5702 * config/epiphany/epiphany.c (epiphany_emit_save_restore)
5703 (epiphany_expand_prologue, epiphany_expand_epilogue)
5704 (epiphany_trampoline_init): Likewise.
5705 * config/epiphany/epiphany.md: Likewise.
5707 * config/fr30/fr30.c (fr30_move_double): Likewise.
5709 * config/frv/frv.c (frv_dwarf_store, frv_expand_prologue)
5710 (frv_expand_block_move, frv_expand_block_clear, frv_return_addr_rtx)
5711 (frv_index_memory, unspec_got_name, frv_find_base_term)
5712 (frv_output_dwarf_dtprel): Likewise.
5714 * config/h8300/h8300.c (h8300_push_pop, h8300_return_addr_rtx)
5715 (h8300_swap_into_er6, h8300_swap_out_of_er6): Likewise.
5717 * config/i386/i386.h (RETURN_ADDR_RTX): Likewise.
5718 * config/i386/i386.c (setup_incoming_varargs_64)
5719 (setup_incoming_varargs_ms_64, choose_baseaddr)
5720 (ix86_emit_save_reg_using_mov, ix86_adjust_stack_and_probe)
5721 (ix86_emit_probe_stack_range, ix86_expand_prologue)
5722 (ix86_emit_restore_reg_using_pop, ix86_emit_leave)
5723 (ix86_expand_epilogue, legitimize_pic_address, ix86_legitimize_address)
5724 (ix86_split_long_move, ix86_expand_movmem, ix86_expand_setmem)
5725 (ix86_static_chain, ix86_trampoline_init, x86_this_parameter)
5726 (x86_output_mi_thunk): Likewise.
5727 * config/i386/i386.md: Likewise.
5729 * config/ia64/ia64.c (ia64_expand_load_address)
5730 (ia64_expand_tls_address, ia64_expand_move, ia64_split_tmode)
5731 (do_spill, ia64_trampoline_init): Likewise.
5733 * config/iq2000/iq2000.c (iq2000_va_start)
5734 (iq2000_emit_frame_related_store, iq2000_expand_prologue)
5735 (iq2000_expand_eh_return, iq2000_setup_incoming_varargs)
5736 (iq2000_print_operand, iq2000_legitimize_address): Likewise.
5738 * config/lm32/lm32.c (lm32_setup_incoming_varargs): Likewise.
5740 * config/m32c/m32c.c (m32c_return_addr_rtx)
5741 (m32c_expand_insv): Likewise.
5743 * config/m32r/m32r.c (m32r_setup_incoming_varargs)
5744 (m32r_legitimize_pic_address, m32r_print_operand)
5745 (m32r_print_operand_address): Likewise.
5747 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Likewise.
5748 * config/m68k/m68k.h (RETURN_ADDR_RTX): Likewise.
5749 (EH_RETURN_HANDLER_RTX): Likewise.
5750 * config/m68k/m68k.c (m68k_emit_movem, m68k_expand_prologue)
5751 (m68k_expand_epilogue, legitimize_pic_address)
5752 (m68k_output_mi_thunk): Likewise.
5753 * config/m68k/m68k.md: Likewise.
5755 * config/mcore/mcore.c (mcore_expand_prolog): Likewise.
5756 (mcore_expand_epilog): Likewise.
5757 * config/mcore/mcore.md: Likewise.
5759 * config/mep/mep.c (mep_allocate_initial_value)
5760 (mep_expand_prologue, mep_expand_epilogue): Likewise.
5762 * config/microblaze/microblaze.c (double_memory_operand)
5763 (microblaze_block_move_loop): Likewise.
5765 * config/mips/mips.c (mips_strip_unspec_address, mips_add_offset)
5766 (mips_setup_incoming_varargs, mips_va_start, mips_block_move_loop)
5767 (mips_print_operand, mips16e_save_restore_reg, mips_save_restore_reg)
5768 (mips_expand_prologue, mips_epilogue_set_cfa)
5769 (mips_expand_epilogue): Likewise.
5770 * config/mips/mips.md: Likewise.
5772 * config/mmix/mmix.c (mmix_dynamic_chain_address, mmix_return_addr_rtx)
5773 (mmix_expand_prologue, mmix_expand_epilogue): Likewise.
5775 * config/mn10300/mn10300.c (mn10300_gen_multiple_store)
5776 (mn10300_builtin_saveregs, mn10300_trampoline_init): Likewise.
5778 * config/moxie/moxie.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5779 (EH_RETURN_HANDLER_RTX): Likewise.
5780 * config/moxie/moxie.c (moxie_static_chain): Likewise.
5782 * config/pa/pa.c (legitimize_pic_address, hppa_legitimize_address)
5783 (store_reg, set_reg_plus_d, pa_expand_prologue, load_reg)
5784 (pa_return_addr_rtx, hppa_builtin_saveregs)
5785 (pa_trampoline_init): Likewise.
5786 * config/pa/pa.md: Likewise.
5788 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
5790 * config/picochip/picochip.c (picochip_static_chain): Likewise.
5792 * config/rs6000/rs6000.h (RS6000_SAVE_TOC): Likewise.
5793 * config/rs6000/rs6000.c (rs6000_legitimize_address)
5794 (setup_incoming_varargs, print_operand, rs6000_return_addr)
5795 (rs6000_emit_eh_reg_restore, rs6000_emit_probe_stack_range)
5796 (rs6000_emit_epilogue)
5797 (rs6000_machopic_legitimize_pic_address): Likewise.
5799 * config/rx/rx.c (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
5801 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Likewise.
5802 (DYNAMIC_CHAIN_ADDRESS): Likewise.
5803 * config/s390/s390.c (s390_decompose_address, legitimize_pic_address)
5804 (s390_delegitimize_address, print_operand, annotate_constant_pool_refs)
5805 (replace_constant_pool_ref, s390_return_addr_rtx, s390_back_chain_rtx)
5806 (save_fpr, restore_fpr, save_gprs, restore_gprs, s390_emit_prologue)
5807 (s390_emit_epilogue, s390_function_profiler): Likewise.
5808 * config/s390/s390.md: Likewise.
5810 * config/score/score.c (score_add_offset, score_prologue): Likewise.
5812 * config/sh/sh.c (expand_block_move, push_regs, sh_builtin_saveregs)
5813 (sh_output_mi_thunk): Likewise.
5814 * config/sh/sh.md: Likewise.
5816 * config/sparc/sparc.h (DYNAMIC_CHAIN_ADDRESS, FRAME_ADDR_RTX)
5817 (RETURN_ADDR_RTX, INCOMING_RETURN_ADDR_RTX): Likewise.
5818 * config/sparc/sparc.c (sparc_legitimize_pic_address)
5819 (sparc_emit_probe_stack_range, emit_save_or_restore_regs)
5820 (emit_window_save, sparc_flat_expand_prologue, sparc_struct_value_rtx)
5821 (emit_and_preserve): Likewise.
5822 * config/sparc/sparc.md: Likewise.
5824 * config/spu/spu.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
5825 * config/spu/spu.c (spu_expand_insv, spu_machine_dependent_reorg)
5826 (spu_setup_incoming_varargs, ea_load_store_inline)
5827 (spu_expand_load): Likewise.
5829 * config/stormy16/stormy16.c (xstormy16_expand_prologue)
5830 (combine_bnp): Likewise.
5832 * config/tilegx/tilegx.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
5833 * config/tilegx/tilegx.c (tilegx_setup_incoming_varargs)
5834 (tilegx_expand_unaligned_load, tilegx_trampoline_init): Likewise.
5836 * config/tilepro/tilepro.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
5837 * config/tilepro/tilepro.c (tilepro_setup_incoming_varargs)
5838 (tilepro_expand_unaligned_load, tilepro_trampoline_init): Likewise.
5840 * config/v850/v850.c (expand_prologue, expand_epilogue): Likewise.
5841 * config/v850/v850.md: Likewise.
5843 * config/vax/elf.h (EH_RETURN_STACKADJ_RTX): Likewise.
5844 (EH_RETURN_HANDLER_RTX): Likewise.
5845 * config/vax/vax.h (DYNAMIC_CHAIN_ADDRESS, RETURN_ADDR_RTX): Likewise.
5846 * config/vax/vax.c (vax_add_reg_cfa_offset, vax_expand_prologue)
5847 (print_operand_address, vax_trampoline_init): Likewise.
5849 * config/xtensa/xtensa.c (xtensa_expand_prologue, xtensa_return_addr)
5850 (xtensa_function_value_regno_p): Likewise.
5852 2012-05-04 Andrew Pinski <apinski@cavium.com>
5854 * expr.c (get_def_for_expr_class): New function.
5855 (convert_tree_comp_to_rtx): New function.
5856 (expand_cond_expr_using_cmove): New function.
5857 (expand_expr_real_2 <case COND_EXPR>): Call
5858 expand_cond_expr_using_cmove first and return if it succeeds.
5859 Remove the check for HAVE_conditional_move since we should have
5860 already converted it to a conditional move.
5861 * config/i386/i386.c (ix86_expand_int_movcc): Disallow comparison
5862 modes of DImode for 32bits and TImode.
5864 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
5867 * read-md.c (fprint_md_ptr_loc, fprint_c_condition): New functions.
5868 (print_md_ptr_loc, print_c_condition): Use them.
5869 * read-md.h (fprint_md_ptr_loc, fprint_c_condition): New prototypes.
5870 * genattrtab.c (attr_file_name, dfa_file_name, latency_file_name,
5871 attr_file, dfa_file, latency_file): New global variables.
5872 (write_attr_valueq, write_attr_set, write_attr_case, write_attr_value,
5873 write_upcase, write_indent, write_length_unit_log, write_test_expr,
5874 write_attr_get, write_insn_cases, write_eligible_delay,
5875 write_const_num_delay_slots): Accept FILE pointer and toss it around.
5877 (write_header, open_outfile, handle_arg): New funcions.
5878 (make_automaton_attrs): Write prototypes as extern to the output
5880 (main): Use init_rtx_reader_args_cb with handle_arg to take 3 file
5881 names from the command line. Open the output files and write out
5882 internal functions for DFA functions to dfa_file_name, insn latency
5883 functions to latency_file_name, and everything else to attr_file.
5884 * Makefile.in (OBJS): Add insn-dfatab.o and insn-latencytab.o.
5885 (BACKEND): Build libbackend first.
5886 (MOSTLYCLEANFILES): Add insn-dfatab.c and insn-latencytab.c.
5887 (.PRECIOUS): Likewise.
5888 (insn-dfatab.o): New rule.
5889 (insn-latencytab.o): New rule.
5890 (simple_rtl_generated_c): Do not include insn-attrtab.c.
5891 (s-attrtab): New rule.
5893 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
5895 * rtl.def (ATTR_FLAG): Remove probability indicating flags.
5896 * genattr.c (main): Remove ATTR_FLAG_likely, ATTR_FLAG_unlikely,
5897 ATTR_FLAG_very_likely, and ATTR_FLAG_very_unlikely.
5898 * reorg.c (get_jump_flags): Do not set the removed flags.
5900 * doc/md.texi (attr_flag): Update for abovementioned changes.
5902 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
5905 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
5906 (TARGET_CMOV): Rename from TARGET_CMOVE.
5907 (TARGET_CMOVE): New define.
5908 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
5909 Do not set TARGET_CMOVE here.
5911 2012-05-04 Dodji Seketeli <dodji@redhat.com>
5913 Enable -Wunused-local-typedefs when -Wall or -Wunused is on
5914 * opts.c (finish_options): Activate -Wunused-local-typedefs if
5915 -Wunused is activated.
5916 * doc/invoke.texi: Update blurb of -Wunused-local-typedefs.
5918 2012-05-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5920 * config/s390/s390.md (*movmem_short, *clrmem_short)
5921 (*cmpmem_short): Move the mode check from the insn condition to
5924 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
5926 PR tree-optimization/52633
5927 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
5928 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
5929 (vect_recog_over_widening_pattern): Remove handling of code that was
5930 already detected as over-widening pattern. Remove special handling
5931 of "unsigned" cases. Instead, support general case of conversion
5932 of the shift result to another type.
5934 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
5936 * tree-vect-patterns.c (vect_single_imm_use): New function.
5937 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
5938 (vect_recog_over_widening_pattern): Likewise.
5939 (vect_recog_widen_shift_pattern): Likewise.
5941 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
5943 * tree-vect-patterns.c (vect_same_loop_or_bb_p): New function.
5944 (vect_handle_widen_op_by_const): Use it instead of open-coding test.
5945 (vect_recog_widen_mult_pattern): Likewise.
5946 (vect_operation_fits_smaller_type): Likewise.
5947 (vect_recog_over_widening_pattern): Likewise.
5948 (vect_recog_widen_shift_pattern): Add to vect_same_loop_or_bb_p test.
5950 2012-05-04 Richard Guenther <rguenther@suse.de>
5953 * lto-wrapper.c (merge_and_complain): Complain about mismatches
5954 of -freg-struct-return and -fpcc-struct-return.
5955 (run_gcc): Pass through -freg-struct-return and -fpcc-struct-return
5956 from the input file options and ignore those from the link
5959 2012-05-04 Richard Guenther <rguenther@suse.de>
5961 PR tree-optimization/53168
5962 * tree-ssa-pre.c (phi_translate_1): Only handle type-punned
5963 memory reads when the result is a constant we can pun.
5965 2012-05-04 Richard Guenther <rguenther@suse.de>
5967 * common.opt (flto-report): Do not mark as Optimization.
5969 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
5972 * recog.c (constrain_operands): If extra constraints are present, also
5973 accept pseudo-registers with equivalent memory locations during reload.
5975 2012-05-04 Olivier Hainque <hainque@adacore.com>
5977 * collect2.c (may_unlink_output_file): New global.
5978 (maybe_unlink): Honor it.
5979 * collect2.h: Add extern for it.
5980 * tlink.c (do_tlink): Set it to true if the link succeeded.
5982 2012-05-04 Olivier Hainque <hainque@adacore.com>
5984 * gcc.c (eval_spec_function): Finalize/restore the current string
5985 obstack state as part of the context push/pop operations.
5987 2012-05-04 Bin Cheng <bin.cheng@arm.com>
5989 PR rtl-optimization/52804
5990 * reload1.c (reload_reg_reaches_end_p): Check whether successor
5991 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
5992 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
5993 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
5994 RELOAD_FOR_OUTADDR_ADDRESS.
5996 2012-05-04 Manuel López-Ibáñez <manu@gcc.gnu.org>
5999 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Show caret
6000 for macro expansion.
6002 2012-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
6004 * flags.h (flag_permissive): Do not declare.
6005 * diagnostic.c (diagnostic_report_diagnostic): Handle fpermissive
6007 * toplev.c (flag_permissive): Do not define.
6008 * c-tree.h (system_header_p): Delete unused.
6010 2012-05-03 David S. Miller <davem@davemloft.net>
6013 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
6014 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
6015 (sparc_emit_float_lib_cmp): Likewise.
6017 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
6020 * config/rs6000/rs6000.md (bswapdi splitters): If
6021 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
6022 default) is used, generate an alternate sequence that does not
6023 depend on using indexed addressing.
6025 2012-05-03 Jason Merrill <jason@redhat.com>
6027 * gengtype.c (write_types): Fix warning message.
6028 (write_local): Likewise.
6030 2012-05-02 Jason Merrill <jason@redhat.com>
6032 * dwarf2out.c (struct external_ref, build_local_stub): New.
6033 (hash_external_ref, external_ref_eq, lookup_external_ref): New.
6034 (optimize_external_refs, optimize_external_refs_1): New.
6035 (change_AT_die_ref): New.
6036 (clone_as_declaration): Add DW_AT_signature when cloning a declaration.
6037 (build_abbrev_table): Take the external refs hashtable.
6038 (output_comp_unit): Get it from optimize_external_refs and pass it in.
6040 2012-05-03 Jan Hubicka <jh@suse.cz>
6043 * tree-emutls.c (new_emutls_decl): Fix handling of aliases.
6045 2012-05-03 Jan Hubicka <jh@suse.cz>
6048 * ipa.c (cgraph_remove_unreachable_nodes): Fix handling of clones.
6050 2012-05-03 Jason Merrill <jason@redhat.com>
6052 * dwarf2out.c (die_struct): Add comdat_type_p flag. Use it instead of
6053 use_debug_types to discriminate the die_id union.
6054 (print_die, assign_symbol_names, copy_decls_walk): Likewise.
6055 (build_abbrev_table, output_die): Likewise.
6056 (prune_unused_types_walk_attribs): Likewise.
6057 (generate_type_signature, copy_declaration_context): Set it.
6058 (remove_child_or_replace_with_skeleton): Set it.
6059 (dwarf2out_start_source_file, dwarf2out_end_source_file): Don't
6060 check use_debug_types.
6061 (dwarf2out_finish): Do break_out_includes after .debug_types.
6063 2012-05-03 Jason Merrill <jason@redhat.com>
6065 * dwarf2out.c (modified_type_die): Use scope_die_for.
6066 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
6067 (uses_local_type_r, uses_local_type): New.
6068 (scope_die_for): Keep a type that uses a local type in local scope.
6069 Use get_context_die for namespace and type scope.
6071 2012-05-03 Jason Merrill <jason@redhat.com>
6073 * config/i386/i386.c (ix86_code_end): Set DECL_IGNORED_P on the
6075 * dwarf2out.c (output_aranges): Skip DECL_IGNORED_P functions.
6076 (dwarf2out_finish): Likewise.
6078 2012-05-03 Martin Jambor <mjambor@suse.cz>
6080 * builtins.c (get_object_alignment_1): Return whether we can determine
6081 the alignment or conservatively assume byte alignment. Return the
6082 alignment by reference. Use get_pointer_alignment_1 for dereference
6084 (get_pointer_alignment_1): Return whether we can determine the
6085 alignment or conservatively assume byte alignment. Return the
6086 alignment by reference. Use get_ptr_info_alignment to get SSA name
6088 (get_object_alignment): Update call to get_object_alignment_1.
6089 (get_object_or_type_alignment): Likewise, fall back to type alignment
6090 only when it returned false.
6091 (get_pointer_alignment): Update call to get_pointer_alignment_1.
6092 * fold-const.c (get_pointer_modulus_and_residue): Update call to
6093 get_object_alignment_1.
6094 * ipa-prop.c (ipa_modify_call_arguments): Update call to
6095 get_pointer_alignment_1.
6096 * tree-sra.c (build_ref_for_offset): Likewise, fall back to the type
6097 of MEM_REF or TARGET_MEM_REF only when it returns false.
6098 * tree-ssa-ccp.c (get_value_from_alignment): Update call to
6099 get_object_alignment_1.
6100 (ccp_finalize): Use set_ptr_info_alignment.
6101 * tree.h (get_object_alignment_1): Update declaration.
6102 (get_pointer_alignment_1): Likewise.
6103 * gimple-pretty-print.c (dump_gimple_phi): Use get_ptr_info_alignment.
6104 (dump_gimple_stmt): Likewise.
6105 * tree-flow.h (ptr_info_def): Updated comments of fields align and
6107 (get_ptr_info_alignment): Declared.
6108 (mark_ptr_info_alignment_unknown): Likewise.
6109 (set_ptr_info_alignment): Likewise.
6110 (adjust_ptr_info_misalignment): Likewise.
6111 * tree-ssa-address.c (copy_ref_info): Use new access functions to get
6112 and set alignment of SSA names.
6113 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Call
6114 mark_ptr_info_alignment_unknown.
6115 * tree-ssanames.c (get_ptr_info_alignment): New function.
6116 (mark_ptr_info_alignment_unknown): Likewise.
6117 (set_ptr_info_alignment): Likewise.
6118 (adjust_ptr_info_misalignment): Likewise.
6119 (get_ptr_info): Call mark_ptr_info_alignment_unknown.
6120 * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
6122 (bump_vector_ptr): Likewise.
6123 * tree-vect-stmts.c (create_array_ref): Use set_ptr_info_alignment.
6124 (vectorizable_store): Likewise.
6125 (vectorizable_load): Likewise.
6127 2012-05-03 Michael Matz <matz@suse.de>
6129 * basic-block.h (struct rtl_bb_info, struct gimple_bb_info): Move
6130 in front of basic_block_def.
6131 (struct basic_block_def): Make il.gimple the full struct, not a
6133 (__assert_gimple_bb_smaller_rtl_bb): Asserting typedef.
6135 * cfgexpand.c (expand_gimple_basic_block): Clear all il.gimple members.
6136 * gimple-iterator.c (gimple_stmt_iterator): Don't special case
6137 NULL il.gimple, which can't happen anymore.
6138 * gimple.h (bb_seq): il.gimple can't be NULL.
6139 (bb_seq_add): Ditto.
6140 (set_bb_seq): Adjust.
6141 (gsi_start_bb, gsi_last_bb): Tidy.
6142 * lto-streamer-in.c (make_new_block): Don't zero members that
6143 are zeroed already, don't allocate a gimple_bb_info.
6144 * tree-cfg.c (create_bb): Don't allocate a gimple_bb_info.
6145 (remove_bb): Clear all il.gimple members.
6146 (gimple_verify_flow_info): Adjust for flat il.gimple.
6147 * tree-flow-inline.h (phi_nodes, phi_nodes_ptr, set_phi_nodes): Adjust.
6149 * coretypes.h (const_gimple_seq): Remove typedef.
6150 * gimple.h (gimple_seq_first): Take gimple_seq.
6151 (gimple_seq_first_stmt): Ditto.
6152 (gimple_seq_last): Ditto.
6153 (gimple_seq_last_stmt): Ditto.
6154 (gimple_seq_empty_p): Ditto.
6156 2012-05-03 Richard Guenther <rguenther@suse.de>
6158 * tree-ssa-pre.c (valid_in_sets): Remove checking of trapping
6160 (prune_clobbered_mems): Do it here. Do not uselessly sort expressions.
6161 (compute_avail): Do not add possibly trapping operations to
6162 EXP_GEN if they might not be executed in the block.
6164 2012-05-03 Uros Bizjak <ubizjak@gmail.com>
6166 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Remove.
6168 2012-05-03 Steven Bosscher <steven@gcc.gnu.org>
6170 * tree-switch-conversion.c (gen_inbound_check): Free post-dominance
6171 information as early as possible. Update dominance info instead of
6174 2012-05-03 Richard Guenther <rguenther@suse.de>
6176 * tree-ssa-pre.c (debug_bitmap_sets_for): New function.
6177 (union_contains_value): Remove.
6178 (vro_valid_in_sets): Likewise.
6179 (op_valid_in_sets): New function.
6180 (valid_in_sets): Use op_valid_in_sets.
6181 (insert_into_preds_of_block): Move dumping ...
6182 (do_regular_insertion): ... here.
6183 (do_partial_partial_insertion): ... and here. Dump that
6184 we've found a partial partial redundancy.
6185 (insert): Dump the current insert iteration.
6187 2012-05-03 Jakub Jelinek <jakub@redhat.com>
6190 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
6191 append program name to it and pass that as first argument
6192 to make_relative_prefix. Always pass standard_libexec_prefix
6193 as last argument to make_relative_prefix. If
6194 make_relative_prefix returns NULL, fall back to
6195 standard_libexec_prefix.
6198 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
6202 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
6203 mode, return that mode.
6206 * config/i386/i386-c.c (ix86_target_macros_internal): Don't
6207 define __ATOMIC_HLE_* macros here.
6208 (ix86_target_macros): But here, using cpp_define_formatted.
6210 2012-05-03 Richard Guenther <rguenther@suse.de>
6212 PR tree-optimization/53144
6213 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
6215 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
6216 with SSA name values.
6217 (vn_reference_lookup_3): Adjust callers.
6219 2012-05-03 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
6221 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
6222 has_fma4 for AMD processors with both fma3 and fma4 support.
6224 2012-05-03 Kirill Yukhin <kirill.yukhin@intel.com>
6227 * config/i386/driver-i386.c (host_detect_local_cpu): Add space to
6230 2012-05-03 Michael Matz <matz@suse.de>
6233 * tree-ssa-dse.c (dse_optimize_stmt): Take pointer to iterator.
6234 (dse_enter_block): Properly iterate the whole sequence even
6235 if the last statement was removed.
6237 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
6239 * config/alpha/vms.h (SUBTARGET_OVERRIDE_OPTIONS): For pic code,
6240 unset flag_jump_tables.
6241 * stmt.c (expand_case): Remove special flag_pic case conditional
6242 on ASM_OUTPUT_ADDR_DIFF_ELT not being defined.
6244 2012-05-02 Ulrich Weigand <ulrich.weigand@linaro.org>
6246 * common/config/s390/s390-common.c (s390_option_optimization_table):
6247 Enable -fsched-pressure using -fsched-pressure-algorithm=model by
6248 default when optimizing.
6250 2012-05-02 Martin Jambor <mjambor@suse.cz>
6253 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
6254 of a variable when the contect is a function.
6256 2012-05-02 Michael Matz <matz@suse.de>
6258 * coretypes.h (gimple_seq, const_gimple_seq): Typedef as gimple.
6259 * gimple.h (struct gimple_seq_node_d, struct gimple_seq_d): Remove.
6260 (const_gimple_seq_node): Remove.
6261 (gimple_seq_node): Typedef as gimple.
6262 (struct gimple_statement_base): Add next and prev members,
6263 adjust all WORD markers in using structs.
6264 (union gimple_statement_d): Link via gsbase.next field for GC and PCH.
6265 (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
6266 gimple_seq_last_stmt): Adjust as gimple_seq, gimple_seq_node and
6267 gimple are the same.
6268 (gimple_seq_set_last, gimple_seq_set_first): Don't allocate
6270 (gimple_init_singleton): New function.
6271 (gsi_start_1, gsi_last_1, gsi_end_p, gsi_one_before_end_p): Adjust.
6272 (gsi_next, gsi_prev): Adjust, handle prev cyclic list correctly.
6274 (gsi_stmt_ptr): Remove.
6275 (enum gimple_alloc_kind): Remove gimple_alloc_kind_seq member.
6277 * gimple-iterator.c (update_bb_for_stmts): Take last parameter
6278 again, adjust for above changes.
6279 (update_call_edge_frequencies): Adjust for above changes.
6280 (gsi_insert_seq_nodes_before): Rewrite for new data structure.
6281 (gsi_insert_seq_nodes_after): Ditto.
6282 (gsi_split_seq_after): Ditto.
6283 (gsi_set_stmt): Ditto.
6284 (gsi_split_seq_before): Ditto.
6285 (gsi_remove): Ditto.
6286 (gsi_insert_seq_before_without_update): Don't free sequence.
6287 (gsi_insert_seq_after_without_update): Ditto.
6288 (gsi_replace): Assert some more invariants.
6289 (gsi_insert_before_without_update, gsi_insert_after_without_update):
6291 (gsi_for_stmt): Don't search for stmt.
6292 (gsi_insert_on_edge_immediate): Tidy.
6294 * gimple.c (gimple_alloc_k): Remove "sequences".
6295 (gimple_seq_cache): Remove.
6296 (gimple_alloc_stat): Make stmt a singleton sequence.
6297 (gimple_seq_alloc, gimple_seq_free): Remove.
6298 (gimple_assign_set_rhs_with_ops_1): Ensure new stmt is a singleton.
6299 (gimple_copy): Ditto.
6300 * gimplify.c (gimplify_cleanup_point_expr): Use gsi_set_stmt,
6301 create iterator from correct sequence.
6302 * tree-phinodes.c (make_phi_node): Make stmt a singleton.
6304 2012-05-02 Michael Matz <matz@suse.de>
6306 * gimple.h (gimple_stmt_iterator <seq>): Make it be pointer to
6308 (gimple_seq_set_last, gimple_seq_set_first): Take pointer to
6309 sequence, lazily allocate it.
6310 (bb_seq_addr): New function.
6311 (gsi_start_1): Rename from gsi_start, but take pointer to sequence.
6312 (gsi_start): Macro to wrap gsi_start_1 taking pointer of argument.
6313 (gsi_none): New function.
6314 (gsi_start_bb): Adjust.
6315 (gsi_last_1): Rename from gsi_last, but take pointer to sequence.
6316 (gsi_last): Macro to wrap gsi_last_1 taking pointer of argument.
6317 (gsi_last_bb): Adjust.
6319 * tree-flow-inline.h (phi_nodes_ptr): New function.
6321 * gimple-iterator.c (gsi_insert_seq_nodes_before): Adjust to
6322 datastructure and interface change.
6323 (gsi_insert_seq_before_without_update): Ditto.
6324 (gsi_insert_seq_nodes_after): Ditto.
6325 (gsi_insert_seq_after_without_update): Ditto.
6326 (gsi_split_seq_after): Ditto, don't use gimple_seq_alloc.
6327 (gsi_split_seq_before): Ditto.
6328 (gsi_start_phis): Adjust.
6329 * tree-vect-loop.c (vect_determine_vectorization_factor): Use gsi_none.
6330 (vect_transform_loop): Ditto.
6331 * gimple.c (gimple_seq_add_stmt, gimple_seq_add_seq,
6332 gimple_seq_copy): Don't use gimple_seq_alloc.
6333 * gimplify.c (gimple_seq_add_stmt_without_update): Ditto.
6334 (gimplify_seq_add_seq): Ditto.
6335 * lto-streamer-in.c (make_new_block): Ditto.
6336 * tree-cfg.c (create_bb): Ditto.
6337 * tree-sra.c (initialize_parameter_reductions): Ditto.
6339 2012-05-02 Michael Matz <matz@suse.de>
6341 * gimple.h (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
6342 gimple_seq_last_stmt, gimple_seq_set_last, gimple_seq_set_first,
6343 gimple_seq_empty_p, gimple_seq_alloc_with_stmt, bb_seq,
6344 set_bb_seq): Move down to after gimple_statement_d definition.
6346 2012-05-02 Michael Matz <matz@suse.de>
6348 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
6349 gsi_replace_with_seq, instead of inserting itself.
6350 * gimple-iterator.c (gsi_replace_with_seq): New function.
6351 * tree-ssa-forwprop.c (forward_propagate_comparison): Take
6352 iterator instead of statement, advance it.
6353 (ssa_forward_propagate_and_combine): Adjust call to above.
6355 2012-05-02 Michael Matz <matz@suse.de>
6357 * tree-phinodes.c (add_phi_node_to_bb): Tidy, don't use
6359 * omp-low.c (finalize_task_copyfn): Don't use gimple_seq_alloc.
6360 * tree-nested.c (walk_gimple_omp_for): Ditto.
6361 * trans-mem.c (lower_transaction): Ditto.
6362 * tree-eh.c (do_return_redirection): Ditto.
6363 (do_goto_redirection): Ditto.
6364 (lower_try_finally_switch): Ditto.
6365 * gimplify.c (gimplify_stmt): Ditto.
6366 (gimplify_scan_omp_clauses): Ditto.
6367 (gimplify_omp_for): Ditto.
6368 (gimplify_function_tree): Ditto.
6369 * gimple-fold.c (gimplify_and_update_call_from_tree): Ditto.
6370 * tree-mudflap.c (mf_decl_cache_locals): Ditto.
6371 (mf_build_check_statement_for): Ditto.
6372 (mx_register_decls): Ditto.
6373 * graphite-sese-to-poly.c (remove_invariant_phi): Ditto,
6374 and don't use itertors to append.
6375 (insert_stmts): Ditto.
6376 (insert_out_of_ssa_copy): Ditto.
6377 (insert_out_of_ssa_copy_on_edge): Ditto.
6379 2012-05-02 Michael Matz <matz@suse.de>
6381 * gimple.h (gimple_bind_body_ptr): New function.
6382 (gimple_bind_body): Use it.
6383 (gimple_catch_handler): Use gimple_catch_handler_ptr.
6384 (gimple_eh_filter_failure_ptr): New function.
6385 (gimple_eh_filter_failure): Use it.
6386 (gimple_eh_else_n_body_ptr): New function.
6387 (gimple_eh_else_n_body): Use it.
6388 (gimple_eh_else_e_body_ptr): New function.
6389 (gimple_eh_else_e_body): Use it.
6390 (gimple_try_eval_ptr): New function.
6391 (gimple_try_eval): Use it.
6392 (gimple_try_cleanup_ptr): New function.
6393 (gimple_try_cleanup): Use it.
6394 (gimple_wce_cleanup_ptr): New function.
6395 (gimple_wce_cleanup): Use it.
6396 (gimple_omp_body_ptr): New function.
6397 (gimple_omp_body): Use it.
6398 (gimple_omp_for_pre_body_ptr): New function.
6399 (gimple_omp_for_pre_body): Use it.
6400 (gimple_transaction_body_ptr): New function.
6401 (gimple_transaction_body): Use it.
6402 (gsi_split_seq_before): Adjust to return nothing and take pointer
6404 (gsi_set_stmt): Declare.
6405 (gsi_replace_with_seq): Declare.
6406 (walk_gimple_seq_mod): Declare.
6407 * function.h (struct function <gimple_body>): Use typedef gimple_seq.
6409 * gimple-iterator.c (gsi_set_stmt): New function.
6410 (gsi_split_seq_before): Return new sequence via pointer argument.
6411 (gsi_replace): Use gsi_set_stmt.
6413 * tree-ssa-loop-im.c (move_computations_stmt): First remove
6415 * tree-complex.c (update_complex_components_on_edge): Don't copy gsi.
6416 * tree-phinodes.c (resize_phi_node): Don't resize stmt in-place,
6418 (reserve_phi_args_for_new_edge): Change call to above,
6421 * omp-low.c (lower_omp): Change prototype to take pointer to sequence.
6422 (lower_rec_input_clauses): Use gimple_seq_add_seq instead of
6423 iterators. Adjust call to lower_omp.
6424 (lower_lastprivate_clauses): Adjust call to lower_omp.
6425 (lower_reduction_clauses): Ditto.
6426 (expand_omp_taskreg): Nullify non-cfg body of child_fn.
6427 (lower_omp_sections): Don't explicitely count sequence length,
6428 nullify lowered bodies earlier, ensure stmts are part of only
6429 one sequence, adjust call to lower_omp.
6430 (lower_omp_single): Ensure stmts are part of only one sequence,
6431 adjust call to lower_omp.
6432 (lower_omp_master): Ditto.
6433 (lower_omp_ordered): Ditto.
6434 (lower_omp_critical): Ditto.
6435 (lower_omp_for): Ditto.
6436 (lower_omp_taskreg): Ditto, tidy.
6437 (lower_omp_1): Adjust calls to lower_omp.
6438 (execute_lower_omp): Ditto.
6439 (lower_omp): Adjust to take pointer to sequence.
6440 (diagnose_sb_2): Use walk_gimple_seq_mod.
6441 (diagnose_omp_structured_block_errors): Ditto and set possibly
6442 changed function body.
6443 * gimple-low.c (lower_function_body): Set function body after
6445 (lower_sequence): Adjust to take pointer to sequence.
6446 (lower_omp_directive): Ensure stmt isn't put twice into the
6447 sequence, adjust call to lower_sequence.
6448 (lower_stmt): Adjust calls to lower_sequence.
6449 (lower_gimple_bind): Ditto.
6450 (gimple_try_catch_may_fallthru): Call gsi_start with lvalue.
6451 * tree-nested.c (walk_body): Take pointer to sequence, use
6452 walk_gimple_seq_mod.
6453 (walk_function): Adjust call to walk_body, set possibly changed body.
6454 (walk_gimple_omp_for): Adjust calls to walk_body.
6455 (convert_nonlocal_omp_clauses): Ditto.
6456 (convert_nonlocal_reference_stmt): Ditto.
6457 (convert_local_omp_clauses): Ditto.
6458 (convert_local_reference_stmt): Ditto.
6459 (convert_tramp_reference_stmt): Ditto.
6460 (convert_gimple_call): Ditto.
6461 (convert_nl_goto_reference): Use local iterator copy.
6462 * gimple.c (walk_gimple_seq_mod): Renamed from walk_gimple_seq,
6463 but taking pointer to sequence, ensure gsi_start is called with
6465 (walk_gimple_seq): New wrapper around walk_gimple_seq_mod,
6466 asserting that the sequence head didn't change.
6467 (walk_gimple_stmt): Replace all calls to walk_gimple_seq with
6468 walk_gimple_seq_mod.
6469 * trans-mem.c (lower_transaction): Use walk_gimple_seq_mod.
6470 (execute_lower_tm): Ditto, and set possibly changed body.
6471 * tree-eh.c (lower_eh_constructs_1): Take pointer to sequence,
6472 call gsi_start with that lvalue.
6473 (replace_goto_queue_stmt_list): Ditto.
6474 (replace_goto_queue_1): Adjust calls to replace_goto_queue_stmt_list.
6475 (replace_goto_queue): Ditto.
6476 (lower_try_finally_nofallthru): Adjust calls to lower_eh_constructs_1.
6477 (lower_try_finally_onedest): Ditto.
6478 (lower_try_finally_copy): Ditto.
6479 (lower_try_finally_switch): Ditto.
6480 (lower_try_finally): Ditto.
6481 (lower_eh_filter): Ditto.
6482 (lower_eh_must_not_throw): Ditto.
6483 (lower_cleanup): Ditto.
6484 (lower_eh_constructs_2): Ditto.
6485 (lower_catch): Ditto, and ensure gsi_start is called with lvalue.
6486 (lower_eh_constructs): Adjust calls to lower_eh_constructs_1, and
6487 set possibly changed body.
6488 (optimize_double_finally): Call gsi_start with lvalue.
6490 * tree-cfg.c (make_blocks): Adjust call to gsi_split_seq_before.
6491 (gimple_split_block): Ditto.
6492 (gimple_merge_blocks): Use gsi_start_phis.
6493 (move_stmt_r): Use walk_gimple_seq_mod.
6494 * tree-ssa-dse.c (dse_enter_block): Use gsi_last_bb.
6495 * cgraphbuild.c (build_cgraph_edges): Use gsi_start_phis.
6496 (rebuild_cgraph_edges): Ditto.
6497 (cgraph_rebuild_references): Ditto.
6498 * ipa-prop.c (ipa_analyze_params_uses): Ditto.
6499 * tree-inline.c (copy_phis_for_bb): Ditto.
6500 * tree-ssa-dce.c: Ditto.
6502 * cgraphunit.c (cgraph_analyze_function): Use gimple_has_body_p.
6504 2012-05-02 Kirill Yukhin <kirill.yukhin@intel.com>
6505 Andi Kleen <ak@linux.intel.com>
6507 * coretypes.h (MEMMODEL_MASK): New.
6508 * builtins.c (get_memmodel): Add val. Call target.memmodel_check
6509 and return new variable.
6510 (expand_builtin_atomic_exchange): Mask memmodel values.
6511 (expand_builtin_atomic_compare_exchange): Ditto.
6512 (expand_builtin_atomic_load): Ditto.
6513 (expand_builtin_atomic_store): Ditto.
6514 (expand_builtin_atomic_clear): Ditto.
6515 * doc/extend.texi: Mention port-dependent memory model flags.
6516 * config/i386/cpuid.h (bit_HLE): New.
6517 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
6519 * config/i386/i386-protos.h (ix86_generate_hle_prefix): New.
6520 * config/i386/i386-c.c (ix86_target_macros_internal): Set HLE defines.
6521 (ix86_target_string)<-mhle>: New.
6522 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
6523 * config/i386/i386.c (ix86_target_string) <OPTION_MASK_ISA_HLE>: New.
6524 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
6525 (ix86_option_override_internal) <PTA_HLE>: New switch, set it
6526 enabled for generic, generic64 and core-avx2.
6527 (ix86_print_operand): Generate HLE lock prefixes.
6528 (ix86_memmodel_check): New.
6529 (TARGET_MEMMODEL_CHECK): Ditto.
6530 * config/i386/i386.h (OPTION_ISA_HLE): Ditto.
6531 (IX86_HLE_ACQUIRE): Ditto.
6532 (IX86_HLE_RELEASE): Ditto.
6533 * config/i386/i386.h (ix86_generate_hle_prefix): Ditto.
6534 * config/i386/i386.opt (mhle): Ditto.
6535 * config/i386/sync.md(atomic_compare_and_swap<mode>): Pass
6536 success model to instruction emitter.
6537 (atomic_fetch_add<mode>): Ditto.
6538 (atomic_exchange<mode>): Ditto.
6539 (atomic_add<mode>): Ditto.
6540 (atomic_sub<mode>): Ditto.
6541 (atomic_<code><mode>): Ditto.
6542 (*atomic_compare_and_swap_doubledi_pic): Ditto.
6543 (atomic_compare_and_swap_single<mode>): Define and use argument
6545 (atomic_compare_and_swap_double<mode>): Ditto.
6546 * configure.ac: Check if assembler support HLE prefixes.
6547 * configure: Regenerate.
6550 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
6553 * gimplify.c (preprocess_case_label_vec_for_gimple): New function,
6555 (gimplify_switch_expr): ... here.
6556 * gimple.h (preprocess_case_label_vec_for_gimple): Add prototype.
6557 * tree-ssa-forwprop.c (simplify_gimple_switch_label_vec): New function
6558 to clean up case labels with values outside the index type range.
6559 (simplify_gimple_switch): Call it if something changed.
6560 Remove strange and unnecessary assert.
6562 2012-05-02 Richard Guenther <rguenther@suse.de>
6564 * fold-const.c (div_if_zero_remainder): sizetypes no longer
6566 (int_const_binop_1): New worker for int_const_binop with
6567 overflowable parameter. Pass it through to force_fit_type_double.
6568 (int_const_binop): Wrap around int_const_binop_1 with overflowable
6570 (size_binop_loc): Call int_const_binop_1 with overflowable equal
6571 to minus one, forcing overflow detection for even unsigned types.
6572 (extract_muldiv_1): Remove bogus TYPE_IS_SIZETYPE special-casing.
6573 (fold_binary_loc): Call try_move_mult_to_index with signed offset.
6574 * stor-layout.c (initialize_sizetypes): sizetypes no longer
6576 (layout_type): For zero-sized arrays ignore overflow on the
6578 * tree-ssa-ccp.c (bit_value_unop_1): Likewise.
6579 (bit_value_binop_1): Likewise.
6580 * tree.c (double_int_to_tree): Likewise.
6581 (double_int_fits_to_tree_p): Likewise.
6582 (force_fit_type_double): Likewise.
6583 (host_integerp): Likewise.
6584 (int_fits_type_p): Likewise.
6585 * varasm.c (output_constructor_regular_field): Sign-extend the
6586 field-offset to cater for negative offsets produced by the Ada
6588 * omp-low.c (extract_omp_for_data): Convert the loop step to
6589 signed for pointer adjustments.
6591 2012-05-02 Richard Guenther <rguenther@suse.de>
6593 * tree.c (valid_constant_size_p): New function.
6594 * tree.h (valid_constant_size_p): Declare.
6595 * cfgexpand.c (expand_one_var): Adjust check for too large
6596 variables by using valid_constant_size_p.
6597 * varasm.c (assemble_variable): Likewise.
6599 * c-decl.c (grokdeclarator): Properly check for sizes that
6600 cover more than half of the address-space.
6602 2012-05-02 Jakub Jelinek <jakub@redhat.com>
6604 PR tree-optimization/53163
6605 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
6606 return value from compute_all_dependences.
6608 PR rtl-optimization/53160
6609 * ree.c (combine_reaching_defs): Handle the case where cand->insn
6610 has been modified by ree pass already.
6612 2012-05-01 Ian Lance Taylor <iant@google.com>
6615 * c-decl.c (build_compound_literal): Make the decl readonly if it
6616 an array of a readonly type.
6617 * gimplify.c (gimplify_compound_literal_expr): Add fallback
6618 parameter. Change all callers. If the decl is not addressable
6619 and is not an l-value, make it readonly.
6621 2012-05-01 Bernd Schmidt <bernds@codesourcery.com>
6623 * ira.c (allocated_reg_info_size): New static variable.
6624 (expand_reg_info): Manage it. Call
6625 setup_preferred_alternate_classes_for_new_pseudos.
6626 (ira): Don't do it here. Remove local allocated_reg_info_size,
6627 set the global before calling find_moveable_pseudos.
6628 (find_moveable_pseudos): Call expand_reg_info rather than
6631 2012-05-01 Richard Henderson <rth@redhat.com>
6633 * common.opt (fsync-libcalls): New.
6634 * doc/invoke.texi: Document it.
6635 * optabs.c (init_sync_libfuncs): Honor it.
6637 2012-05-01 Kenneth Zadeck <zadeck@naturalbridge.com>
6638 Richard Sandiford <r.sandiford@uk.ibm.com>
6640 PR rtl-optimization/52543
6641 * Makefile.in (lower-subreg.o, target-globals.o): Depend on
6643 * lower-subreg.h: New file.
6644 * target-globals.h (this_target_lower_subreg): Declare.
6645 (target_globals): Add lower_subreg;
6646 (restore_target_globals): Restore this_target_lower_subreg.
6647 * target-globals.c: Include it.
6648 (default_target_globals): Add default_target_lower_subreg.
6649 (save_target_globals): Initialize target_lower_subreg.
6650 * rtl.h (init_lower_subreg): Added declaration.
6651 * toplev.c (backend_init_target): Call initializer for lower-subreg
6653 * lower-subreg.c (LOG_COSTS, FORCE_LOWERING): New macros.
6654 (default_target_lower_subreg): New variable.
6655 (this_target_lower_subreg): Likewise.
6656 (twice_word_mode, choices): New macros.
6657 (shift_cost, compute_splitting_shift, compute_costs)
6658 (init_lower_subreg): New functions.
6659 (resolve_simple_move): Add speed_p argument. Check choices.
6660 (find_pseudo_copy): Don't check the mode size here.
6661 (resolve_simple_move): Assert the mode size.
6662 (find_decomposable_shift_zext): Add speed_p argument and return
6663 a bool. Check choices.
6664 (resolve_shift_zext): Add comment.
6665 (dump_shift_choices, dump_choices): New functions.
6666 (decompose_multiword_subregs): Dump list of profitable
6667 transformations. Add code to skip non profitable transformations.
6668 Update calls to simple_move and find_decomposable_shift_zext.
6670 2012-05-01 Ian Bolton <ian.bolton@arm.com>
6671 Sameera Deshpande <sameera.deshpande@arm.com>
6672 Greta Yorsh <greta.yorsh@arm.com>
6674 * config/arm/arm-protos.h (thumb_unexpanded_epilogue): Rename to...
6675 (thumb1_unexpanded_epilogue): ...this.
6676 * config/arm/arm.c (thumb_unexpanded_epilogue): Rename to...
6677 (thumb1_unexpanded_epilogue): ...this.
6678 * config/arm/arm.md (thumb_unexpanded_epilogue): Rename to...
6679 (thumb1_unexpanded_epilogue): ...this.
6681 2012-05-01 Richard Earnshaw <rearnsha@arm.com>
6683 * arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_DEFAULT): Avoid ifdef
6684 comparing enumeration values. Update comments.
6686 2012-05-01 Alan Modra <amodra@gmail.com>
6689 * config/rs6000/rs6000.c (load_lr_save, restore_saved_lr,
6690 load_cr_save, add_crlr_cfa_restore): New functions.
6691 (rs6000_restore_saved_cr): Rename to..
6692 (restore_saved_cr): ..this. Add cfa_restore notes for cr.
6693 (rs6000_emit_epilogue): Use new functions. Adjust condition
6694 for emitting lr and cr cfa_restore. Emit cfa_restores for fp
6695 regs when using out-of-line restore only when shrink wrapping.
6697 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
6700 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
6701 calls to cgraph_node_name in xstrdup.
6702 (ipa_make_edge_direct_to_target): Ditto.
6703 * cgraph.c (dump_cgraph_node): Ditto.
6704 * tree-sra.c (convert_callers_for_node): Ditto.
6705 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
6706 * ipa-cp.c (perhaps_add_new_callers): Ditto.
6707 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
6708 (cgraph_materialize_all_clones): Ditto.
6709 * ipa-inline.c (report_inline_failed_reason): Ditto.
6710 (want_early_inline_function_p): Ditto.
6711 (edge_badness): Ditto.
6712 (update_edge_key): Ditto.
6713 (flatten_function): Ditto.
6714 (ipa_inline): Ditto.
6715 (inline_always_inline_functions): Ditto.
6716 (early_inline_small_functions): Ditto.
6718 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
6721 * config/i386/i386.md (*umul<mode><dwi>3_1): Switch places of
6722 constraints 0 and 1.
6724 012-04-30 Jan Hubicka <jh@suse.cz>
6726 * cgraph.c (ld_plugin_symbol_resolution_names): Move to symtab.c
6727 (cgraph_asm_nodes, cgraph_asm_last_node): Move to cgraphunit.c
6728 (cgraph_add_to_same_comdat_group): Remove.
6729 (cgraph_add_asm_node): Move to cgraphunit.c.
6730 (cgraph_make_decl_local): Move to symtab.c
6731 (cgraph_make_node_local_1): Update.
6732 (cgraph_can_remove_if_no_direct_calls_and): Update.
6733 (used_from_object_file_p): Update.
6734 (resolution_used_from_other_file_p): Move to symtab.c
6735 (cgraph_used_from_object_file_p): move to symtab.c
6736 (verify_cgraph_node): Verify same comdat groups.
6737 * cgraph.h (cgraph_asm_node): Rename to ...
6738 (asm_node): ... this one.
6739 (cgraph_asm_nodes): Rename to ...
6740 (asm_nodes): ... this one.
6741 (symtab_add_to_same_comdat_group): New function.
6742 (symtab_dissolve_same_comdat_group_list): New function.
6743 (symtab_used_from_object_file_p): Declare.
6744 (symtab_make_decl_local): Declare.
6745 (cgraph_add_to_same_comdat_group): Remove.
6746 (cgraph_add_asm_node): Remove.
6747 (cgraph_used_from_object_file_p, varpool_used_from_object_file_p):
6749 (cgraph_finalize_compilation_unit): Rename to ...
6750 (finalize_compilation_unit): ... this one.
6751 (cgraph_optimize): Rename to ....
6752 (compile): ... this one.
6753 (add_asm_node): Declare.
6754 (fixup_same_cpp_alias_visibility): Declare.
6755 (cgraph_make_decl_local): Remove.
6756 (varpool_assemble_pending_decls): Rename to ...
6757 (varpool_output_variables): ... this one.
6758 (varpool_remove_unreferenced_decls): Remove.
6759 * ipa-inline-transform.c (clone_inlined_nodes): Dissolve comdat groups.
6760 (preserve_function_body_p): Make static.
6761 * toplev.c (compile_file): Update comments; update.
6762 * cgraphunit.c: Update comments.
6763 (cgraph_expand_all_functions): Rename to ...
6764 (expand_all_functions): ... this one; update.
6765 (cgraph_mark_functions_to_output): Rename to ...
6766 (mark_functions_to_output): ... this one; cleanup.
6767 (cgraph_output_pending_asms): Remove prototype.
6768 (asm_nodes, asm_last_node): New static vars.
6769 (cgraph_process_new_functions): Update.
6770 (cgraph_reset_node): Cleanup; add comment.
6771 (cgraph_add_new_function): Update.
6772 (cgraph_output_pending_asms): Rename to ...
6773 (output_asm_statements): ... this one.
6774 (add_asm_node): New function.
6775 (fixup_same_cpp_alias_visibility): New function based on code
6776 in cgraph_analyze_function.
6777 (cgraph_analyze_function): Use it.
6778 (cgraph_order_sort): Update.
6779 (cgraph_output_in_order): Update.
6780 (cgraph_function_versioning): Update.
6781 (cgraph_optimize): Rename to ...
6782 (compile): ... this one; initialize streamer hooks here.
6783 (cgraph_finalize_compilation_unit): Rename to ...
6784 (finalize_compilation_unit): ... this one; do not initialize streamer
6786 * lto-streamer-out.c (lto_output_toplevel_asms): Update.
6787 * dwarf2out.c: Update ocmment.
6788 * optimize.c (maybe_clone_body): Use symtab_add_to_same_comdat_group.
6789 * method.c (use_thunk): Likewise.
6790 * semantics.c (maybe_add_lambda_conv_op): Likewise.
6791 * decl2.c (maybe_emit_vtables): Likewise.
6792 (cp_write_global_declarations): Use finalize_compilation_unit.
6793 * parser.c (cp_parser_asm_definition): Use add_asm_node.
6794 * lto-streamer-in.c (lto_input_toplevel_asms): Use add_asm_node
6795 * c-decl.c (c_write_global_declarations): Use
6796 finalize_compilation_unit.
6797 * langhooks.c (write_global_declarations): Update.
6798 * ipa.c (cgraph_externally_visible_p): Update.
6799 (dissolve_same_comdat_group_list): Remove.
6800 (function_and_variable_visibility): Update.
6801 * symtab.c: Inlcude lto-streamer.h and rtl.h
6802 (ld_plugin_symbol_resolution_names): New.
6803 (symtab_add_to_same_comdat_group): New.
6804 (symtab_dissolve_same_comdat_group_list): New.
6805 (resolution_used_from_other_file_p): Move here from cgraph.c
6806 (symtab_used_from_object_file_p): New.
6807 (symtab_make_decl_local): New.
6808 * passes.c (register_pass): Update comments.
6809 * c-parser.c (c_parser_asm_definition): Update.
6810 * varpool.c (varpool_analyze_node): Use
6811 fixup_same_cpp_alias_visibility.
6812 (varpool_remove_unreferenced_decls): Make static.
6813 (varpool_assemble_pending_decls): Rename to ...
6814 (varpool_output_variables): ... this one; call
6815 varpool_remove_unreferenced_decls.
6816 (varpool_used_from_object_file_p): Remove.
6818 2012-04-30 Marc Glisse <marc.glisse@inria.fr>
6821 * c-typeck.c (build_array_ref): Call
6822 convert_vector_to_pointer_for_subscript.
6823 * doc/extend.texi (Vector Extensions): Subscripting not just for C.
6825 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
6827 * config/i386/i386.md (and<mode>3): Change runtime operand mode checks
6828 to compile-time "mode == <MODE>mode" checks.
6829 (and splitter): Ditto.
6831 2012-04-30 Richard Henderson <rth@redhat.com>
6833 * config/arm/arm.md (UNSPEC_LL): New.
6834 * config/arm/sync.md (atomic_loaddi, atomic_loaddi_1): New.
6835 (arm_load_exclusivedi): Use %H0.
6837 2012-04-30 Jason Merrill <jason@redhat.com>
6839 * dwarf2out.c (comdat_symbol_id): Add const.
6840 (union die_symbol_or_type_node): Add const to die_symbol.
6841 (output_die_symbol, output_die, output_comp_unit): Adjust.
6843 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
6845 * config/arm/arm.md (negdi2): Use gen_negdi2_neon.
6846 * config/arm/neon.md (negdi2_neon): New insn.
6847 Also add splitters for core and NEON registers.
6849 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
6851 * config/arm/arm.c (neon_valid_immediate): Allow const_int.
6852 (arm_print_operand): Add 'x' format.
6853 * config/arm/constraints.md (Dn): Allow const_int.
6854 * config/arm/neon.md (neon_mov<mode>): Use VDX to allow DImode.
6855 Use 'x' format to print constants.
6856 * config/arm/predicates.md (imm_for_neon_mov_operand): Allow const_int.
6857 * config/arm/vfp.md (movdi_vfp): Disable for const_int when neon
6859 (movdi_vfp_cortexa8): Likewise.
6861 2012-04-30 Ian Bolton <ian.bolton@arm.com>
6862 Sameera Deshpande <sameera.deshpande@arm.com>
6863 Greta Yorsh <greta.yorsh@arm.com>
6865 * config/arm/arm-protos.h (ldm_stm_operation_p): New declaration.
6866 * config/arm/arm.c (ldm_stm_operation_p): New function.
6867 * config/arm/predicates.md (load_multiple_operation): Update predicate.
6868 (store_multiple_operation): Likewise.
6870 * config/arm/arm-protos.h (ldm_stm_operation_p): New parameters.
6871 * config/arm/arm.c (ldm_stm_operation_p): New parameters.
6872 * config/arm/predicates.md (load_multiple_operation): Add arguments.
6873 (store_multiple_operation): Likewise.
6875 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
6877 * config/i386/i386.md (and<mode>3): Expand masking operations with
6878 0xff, 0xffff or 0xffffffff immediates to corresponding zero_extend RTX.
6879 (and splitter): Split to DImode zero_extend RTX for DImode operand[0].
6881 2012-04-30 Dodji Seketeli <dodji@redhat.com>
6883 Add -Wvarargs option
6884 * builtins.c (fold_builtin_next_arg): Use OPT_Wvarargs as an
6885 argument for the various warning_at calls.
6886 * docs/invoke.texi: Update the documentation.
6888 2012-04-30 Dodji Seketeli <dodji@redhat.com>
6890 Switch -ftrack-macro-expansion=2 on by default.
6891 * docs/cppopts.texi: Adjust for enabling -ftrack-macro-expansion=2
6894 Fix va_start related location
6895 * builtins.c (fold_builtin_next_arg): Unwinds to the first
6896 location in real source code.
6898 Make conversion warnings work on NULL with -ftrack-macro-expansion
6899 * input.h (expansion_point_location_if_in_system_header): Declare
6901 * input.c (expansion_point_location_if_in_system_header): Define it.
6903 Fix -Wuninitialized for -ftrack-macro-expansion
6904 * tree-ssa.c (warn_uninit): Use the spelling location of the variable
6905 declaration. Use linemap_location_before_p for source locations.
6907 Strip "<built-in>" loc from displayed expansion context
6908 * input.c (expand_location_1): When expanding to spelling location
6909 in a context of a macro expansion, skip reserved system header
6910 locations. Update comments. * tree-diagnostic.c
6911 (maybe_unwind_expanded_macro_loc): Likewise.
6913 Make expand_location resolve to locus in main source file
6914 * input.c (expand_location_1): New. Takes a parameter to choose
6915 whether to resolve the location to spelling or expansion point.
6916 Was factorized from ...
6917 (expand_location): ... here.
6918 (expand_location_to_spelling_point): New. Implemented in terms of
6920 * diagnostic.c (diagnostic_build_prefix): Use the new
6921 expand_location_to_spelling_point instead of expand_location.
6923 Fix PCH crash on GTYed pointer-to-scalar field of a struct
6924 * gengtype.c (write_types_process_field): Force second argument of
6925 the call to the PCH object hierarchy walker to be 'x'.
6927 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
6929 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
6930 predicate to discriminate types.
6932 2012-04-30 Manuel López-Ibáñez <manu@gcc.gnu.org>
6934 * doc/invoke.texi (Wmissing-format-attribute): Document as an
6935 alias of Wsuggest-attribute=format.
6936 * c-typeck.c (convert_for_assignment): Replace
6937 Wmissing-format-attribute with Wsuggest-attribute=format.
6938 (digest_init): Likewise.
6940 2012-04-29 Manuel López-Ibáñez <manu@gcc.gnu.org>
6942 * opts.c (finish_options): Do not handle -Wmissing-noreturn here.
6943 * common.opt (Wmissing-noreturn): Alias of
6944 -Wsuggest-attribute=noreturn.
6946 2012-04-29 Hans-Peter Nilsson <hp@axis.com>
6949 * config/cris/cris.md (andqu): New peephole2.
6950 (andu): Tweak head comment.
6952 2012-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
6953 Steven Bosscher <steven@gcc.gnu.org>
6954 Maxim Kuvyrkov <maxim@codesourcery.com>
6956 PR tree-optimization/38785
6957 * common.opt (ftree-partial-pre): New option.
6958 * doc/invoke.texi: Document it.
6959 * opts.c (default_options_table): Initialize flag_tree_partial_pre.
6960 * tree-ssa-pre.c (do_partial_partial_insertion): Insert only if it will
6962 (execute_pre): Use flag_tree_partial_pre.
6964 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6967 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
6970 2012-04-27 Ollie Wild <aaw@google.com>
6972 * doc/invoke.texi (Wliteral-suffix): Document new option.
6974 2012-04-27 Tom Tromey <tromey@redhat.com>
6976 * dwarf2out.c (dwarf_stack_op_name): Use get_DW_OP_name.
6977 (dwarf_tag_name): Use get_DW_TAG_name.
6978 (dwarf_attr_name): Use get_DW_AT_name.
6979 (dwarf_form_name): Use get_DW_FORM_name.
6980 * dwarf2cfi.c (dwarf_cfi_name): Use get_DW_CFA_name.
6982 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
6984 * tree-ssa-phiopt.c (conditional_replacement): Replace PHIs whose
6985 arguments are -1 and 0, by negating the result of the conditional.
6987 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
6990 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
6992 2012-04-27 Richard Guenther <rguenther@suse.de>
6994 * tree-flow.h (is_hidden_global_store): Remove.
6995 * tree-ssa-sink.c (is_hidden_global_store): Likewise.
6996 * tree-ssa-alias.h (ref_may_alias_global_p): Declare.
6997 (stmt_may_clobber_global_p): Likewise.
6998 * tree-ssa-alias.c (ref_may_alias_global_p): New function.
6999 (stmt_may_clobber_global_p): Likewise.
7000 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Call
7001 stmt_may_clobber_global_p.
7002 * tree-ssa-dse.c (dse_possible_dead_store_p): Likewise.
7004 2012-04-27 Steven Bosscher <steven@gcc.gnu.org>
7006 * cfg.c (disconnect_src): Do df_mark_solutions_dirty in the right
7009 * tree-switch-conversion.c (struct switch_conv_info): Add range_max,
7010 reorganize some fields and update comments. Rename bit_test_uniq
7011 and bit_test_count to uniq resp. count. Remove bit_test_bb.
7012 (collect_switch_conv_info): New function, collects info about a
7013 GIMPLE_SWITCH into a struct switch_conv_info.
7014 (check_range): Simplify to use pre-recorded info. Fix think-o in
7015 range-branch ratio check.
7016 (check_process_case): Remove function.
7017 (check_all_empty_except_final): New function, verifies that all
7018 non-final basic blocks are empty.
7019 (process_switch): Simplify to use pre-recorded info. Call
7020 collect_switch_conv_info to do that. Assert that degenerate switch
7021 statements have been cleaned up.
7023 2012-04-27 Marc Glisse <marc.glisse@inria.fr>
7026 * tree-ssa-forwprop.c (combine_conversions): Handle INT->FP->INT.
7028 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
7031 * c-typeck.c (pop_init_level): Use %qD instead of %qT.
7033 2012-04-27 Tom de Vries <tom@codesourcery.com>
7035 PR tree-optimization/51879
7036 * tree-ssa-sccvn.h (struct vn_reference_s): Add result_vdef field.
7037 * tree-ssa-sccvn.c (mark_use_processed): New function, factored out
7039 (defs_to_varying): ... here. Don't set use_processed.
7040 (visit_reference_op_call): Handle gimple_vdef.
7041 Handle case that lhs is NULL_TREE.
7042 (visit_use): Use mark_use_processed. Handle calls with side-effect
7043 using visit_reference_op_call.
7045 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
7047 * sched-deps.c (fixup_sched_groups): Rename to...
7048 (chain_to_prev_insn): ...this.
7049 (chain_to_prev_insn_p): New function.
7050 (deps_analyze_insn): Use it instead of SCHED_GROUP_P.
7052 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
7054 * sched-int.h (_haifa_insn_data): Move priority_status.
7056 (INSN_MODEL_INDEX): New macro.
7057 * haifa-sched.c (insn_delay): New function.
7058 (sched_regno_pressure_class): Update commentary.
7059 (mark_regno_birth_or_death): Pass the liveness bitmap and
7060 pressure array as arguments, instead of using curr_reg_live and
7061 curr_reg_pressure. Only update the pressure if the bit in the
7062 liveness set has changed.
7063 (initiate_reg_pressure_info): Always trust the live-in set for
7064 SCHED_PRESSURE_MODEL.
7065 (initiate_bb_reg_pressure_info): Update call to
7066 mark_regno_birth_or_death.
7067 (dep_list_size): Take the list as argument.
7068 (calculate_reg_deaths): New function, extracted from...
7069 (setup_insn_reg_pressure_info): ...here.
7070 (MODEL_BAR): New macro.
7071 (model_pressure_data, model_insn_info, model_pressure_limit)
7072 (model_pressure_group): New structures.
7073 (model_schedule, model_worklist, model_insns, model_num_insns)
7074 (model_curr_point, model_before_pressure, model_next_priority):
7076 (MODEL_PRESSURE_DATA, MODEL_MAX_PRESSURE, MODEL_REF_PRESSURE)
7077 (MODEL_INSN_INFO, MODEL_INSN): New macros.
7078 (model_index, model_update_limit_points_in_group): New functions.
7079 (model_update_limit_points, model_last_use_except): Likewise.
7080 (model_start_update_pressure, model_update_pressure): Likewise.
7081 (model_recompute, model_spill_cost, model_excess_group_cost): Likewise.
7082 (model_excess_cost, model_dump_pressure_points): Likewise.
7083 (model_set_excess_costs): Likewise.
7084 (rank_for_schedule): Extend SCHED_PRIORITY_WEIGHTED ordering to
7085 SCHED_PRIORITY_MODEL. Use insn_delay. Use the order in the model
7086 schedule as an alternative tie-breaker. Update the call to
7088 (ready_sort): Call model_set_excess_costs.
7089 (update_register_pressure): Update call to mark_regno_birth_or_death.
7090 Rely on that function to check liveness rather than doing it here.
7091 (model_classify_pressure, model_order_p, model_add_to_worklist_at)
7092 (model_remove_from_worklist, model_add_to_worklist, model_promote_insn)
7093 (model_add_to_schedule, model_analyze_insns, model_init_pressure_group)
7094 (model_record_pressure, model_record_pressures): New functions.
7095 (model_record_final_pressures, model_add_successors_to_worklist)
7096 (model_promote_predecessors, model_choose_insn): Likewise.
7097 (model_reset_queue_indices, model_dump_pressure_summary): Likewise.
7098 (model_start_schedule, model_finalize_pressure_group): Likewise.
7099 (model_end_schedule): Likewise.
7100 (schedule_insn): Say when we're scheduling the next instruction
7101 in the model schedule.
7102 (schedule_insn): Handle SCHED_PRESSURE_MODEL.
7103 (queue_to_ready): Do not add instructions that are
7104 MAX_SCHED_READY_INSNS beyond the current point of the model schedule.
7105 Always allow the next instruction in the model schedule to be added.
7106 (debug_ready_list): Print the INSN_REG_PRESSURE_EXCESS_COST_CHANGE
7107 and delay for SCHED_PRESSURE_MODEL too.
7108 (prune_ready_list): Extend SCHED_PRIORITY_WEIGHTED handling to
7109 SCHED_PRIORITY_MODEL, but also take the DFA into account.
7110 (schedule_block): Call model_start_schedule and model_end_schedule.
7111 Extend SCHED_PRIORITY_WEIGHTED stall handling to SCHED_PRIORITY_MODEL.
7112 (sched_init): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
7113 to SCHED_PRESSURE_MODEL, but don't allocate saved_reg_live or
7115 (sched_finish): Update accordingly.
7116 (fix_tick_ready): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
7117 to SCHED_PRESSURE_MODEL.
7118 (add_jump_dependencies): Update call to dep_list_size.
7119 (haifa_finish_h_i_d): Fix leak of max_reg_pressure.
7120 (haifa_init_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
7121 to SCHED_PRESSURE_MODEL.
7122 * sched-deps.c (init_insn_reg_pressure_info): Likewise, but don't
7123 allocate INSN_MAX_REG_PRESSURE for SCHED_PRESSURE_MODEL.
7124 (sched_analyze_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE
7125 handling to SCHED_PRESSURE_MODEL.
7127 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
7129 * common.opt (fsched-pressure-algorithm=): New option.
7130 * flag-types.h (sched_pressure_algorithm): New enum.
7131 * sched-int.h (sched_pressure_p): Replace with...
7132 (sched_pressure): ...this new variable.
7133 * haifa-sched.c (sched_pressure_p): Replace with...
7134 (sched_pressure): ...this new variable.
7135 (sched_regno_pressure_class, rank_for_schedule, ready_sort)
7136 (update_reg_and_insn_max_reg_pressure, schedule_insn)
7137 (debug_ready_list, prune_ready_list, schedule_block, sched_init)
7138 (sched_finish, fix_tick_ready, haifa_init_insn): Update accordingly.
7139 * sched-deps.c (init_insn_reg_pressure_info): Likewise.
7140 (sched_analyze_insn): Likewise.
7141 * sched-rgn.c (schedule_region): Likewise.
7142 * config/m68k/m68k.c (m68k_sched_variable_issue): Likewise.
7144 2012-04-26 Bernd Schmidt <bernds@codesourcery.com>
7146 * PR middle-end/52997
7147 * ira.c (find_moveable_pseudos): Call resize_reg_info.
7150 * machmode.h (CLASS_HAS_WIDER_MODES_P): True for MODE_PARTIAL_INT.
7151 * expr.c (convert_move): Honor unsignedp when extending partial int
7153 * genmodes.c (complete_mode): Don't clear component field of partial
7155 (emit_mode_inner): Don't emit it however.
7156 (calc_wider_mode): Partial int modes widen to their component.
7158 2012-04-26 David S. Miller <davem@davemloft.net>
7160 * config/sparc/niagara4.md: New file.
7161 * config/sparc/sparc.md: Include it.
7162 * config/sparc/sparc.c (niagara4_costs): New processor costs.
7163 (sparc_option_override): Use it.
7164 (sparc_use_sched_lookahead): Return 2 for niagara4.
7165 (sparc_issue_rate): Likewise.
7167 * config/sparc/sparc.md (attr type): Delete 'fgm_cmp'.
7168 (fpack16_vis, fpackfix_vis, fpack32_vis): Set type to fgm_pack.
7169 (fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
7170 fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis): Set type to fgm_mul.
7171 (alignaddrsi_vis, alignaddrdi_vis, alignaddrlsi_vis,
7172 alignaddrldi_vis): Set type to gsr.
7173 (pdist_vis, pdistn<mode>_vis): Set type to fgm_pdsit.
7174 (fcmp<code><GCM:gcm_name><P:mode>_vis, cmask8<P:mode>_vis,
7175 cmask16<P:mode>_vis, cmask32<P:mode>_vis, fchksm16_vis,
7176 v<vis3_shift_patname><mode>3, fmean16_vis,
7177 fp<plusminus_insn>64_vis, <vis3_addsub_ss_patname><mode>3,
7178 fucmp<code>8<P:mode>_vis): Set type to fga.
7179 * config/sparc/ultra1_2.md: Remove refrences to fgm_cmp.
7180 * config/sparc/niagara.md: Likewise.
7181 * config/sparc/niagara2.md: Likewise.
7182 * config/sparc/ultra3.md: Likewise, and fix type matching for
7183 us3_ialuX reservation.
7185 2012-04-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7187 * reload.c (find_reloads): Change the loop nesting when trying an
7188 alternative with swapped operands.
7190 2012-04-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
7192 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Fix
7193 comment. Delete unused parameter first_exp_point_map.
7194 (virt_loc_aware_diagnostic_finalizer): Update call.
7196 2012-04-26 Michael Hope <michael.hope@linaro.org>
7197 Richard Earnshaw <rearnsha@arm.com>
7199 * config/arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_SOFT_FLOAT): Define.
7200 (GLIBC_DYNAMIC_LINKER_HARD_FLOAT): Define.
7201 (GLIBC_DYNAMIC_LINKER_DEFAULT): Define.
7202 (GLIBC_DYNAMIC_LINKER): Redefine to use the hard float path.
7204 2012-04-25 Sriraman Tallam <tmsriram@google.com>
7206 * doc/extend.texi: Document avx2 support.
7207 * config/i386/i386.c (fold_builtin_cpu): Add avx2.
7209 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
7212 * config/cris/cris.md ("*andhi_lowpart_v32")
7213 ("*andqi_lowpart_v32"): Change first input-only operand from
7214 a (match_operand ...) to (match_dup 0). Drop alternatives with
7215 const_int-matching constraints for redundancy.
7216 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
7217 three-operand alternative.
7219 2012-04-25 Jakub Jelinek <jakub@redhat.com>
7222 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
7223 instead expand it as zero extension.
7225 2012-04-25 H.J. Lu <hongjiu.lu@intel.com>
7228 * dwarf2out.c (dbx_reg_number): Assert return value != INVALID_REGNUM.
7230 2012-04-25 Jakub Jelinek <jakub@redhat.com>
7232 * common.opt (flag_debug_types_section): Default to 0.
7233 (dwarf_version): Default to 4.
7234 (dwarf_record_gcc_switches): Default to 1.
7235 (dwarf_strict): Default to 0.
7236 * toplev.c (process_options): Don't handle dwarf_strict
7237 or dwarf_version here.
7238 * config/vxworks.c (vxworks_override_options): Don't
7239 test whether dwarf_strict or dwarf_version are negative,
7240 instead test !global_options_set.x_dwarf_*.
7241 * config/darwin.c (darwin_override_options): Default to
7243 * doc/invoke.texi: Note that -gdwarf-4, -grecord-gcc-switches
7244 and -fno-debug-types-section are now the default.
7246 2012-04-25 Jan Hubicka <jh@suse.cz>
7248 * cgraphunit.c: Update toplevel comment.
7249 (tree_rest_of_compilation): Merge into cgraph_expand_function.
7250 (cgraph_analyze_function): Make static.
7251 (cgraph_decide_is_function_needed): Make static.
7252 (cgraph_add_new_function): Use expand_function instead of
7253 rest_of_compilation.
7254 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
7255 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
7257 (cgraph_inline_p): Remove.
7258 (cgraph_preserve_function_body_p): Move to ipa-inline-transform.
7259 (init_cgraph): Add comment.
7260 * cgraphbuild.c (record_reference, mark_address, mark_load,
7261 mark_store): Do not call analyze_expr hook.
7262 * cgraph.c: Update toplevel comment.
7263 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
7264 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
7265 Move fere from cgraphunit.c
7266 (cgraph_mark_force_output_node): Move to cgraph.h
7267 * cgraph.h: Reorder so the comments match the function placement.
7268 (cgraph_analyze_function, cgraph_decide_is_function_needed): Remove.
7269 (cgraph_mark_force_output_node): Move here from cgraph.c
7270 * tree.c (free_lang_data): Do not clear analyze_expr hook.
7271 * ipa-inline-transform.c (preserve_function_body_p): New function.
7272 (inline_transform): Update.
7273 * langhooks.c (lhd_callgraph_analyze_expr): Remove.
7274 * langhooks.h (lang_hooks_for_callgraph): Remove.
7275 (lang_hooks): Remove callgraph.
7276 * tree-inline.c (expand_call_inline): Do not use cgraph_inline_p.
7277 * varpool.c: Remove out of date comment.
7278 * langhooks-def.h (lhd_callgraph_analyze_expr): Remove.
7279 (LANG_HOOKS_CALLGRAPH_ANALYZE_EXPR): Remove.
7281 2012-04-25 Jan Hubicka <jh@suse.cz>
7284 * cgraphunit.c (referred_to_p): Move ahead in file to avoid
7285 forward declaration.
7286 (cgraph_finalize_function): Finalize them here.
7287 * symtab.c (dump_symtab): Dump ctors and dtors.
7289 2012-04-25 Jakub Jelinek <jakub@redhat.com>
7292 * stor-layout.c (get_best_mode): Don't return mode with bitsize
7293 larger than maxbits. Don't compute maxbits modulo align.
7294 Also check that unit bytes long store at bitpos / unit * unit
7295 doesn't affect bits beyond bitregion_end.
7296 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
7297 would not fit into bitregion_start ... bitregion_end + 1 bit region.
7298 (store_split_bit_field): Decrease unit close to end of bitregion_end
7299 if access is restricted in order to avoid mutual recursion.
7301 PR tree-optimization/53058
7302 * double-int.h (double_int_max_value, double_int_min_value): New
7304 * double-int.c (double_int_max_value, double_int_min_value): New
7306 * tree-vrp.c (register_edge_assert_for_2): Compare mask for LE_EXPR
7307 or GT_EXPR with double_int_max_value instead of double_int_mask.
7309 2012-04-25 Richard Guenther <rguenther@suse.de>
7311 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
7312 * tree-vect-loop.c (vect_transform_loop): Adjust.
7313 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Record
7314 the maximum number of iterations for the epilogue loop.
7315 (vect_loop_versioning): Remove case re-using the peeled epilogue loop.
7317 2012-04-25 Jakub Jelinek <jakub@redhat.com>
7320 * c-typeck.c (set_nonincremental_init,
7321 set_nonincremental_init_from_string): Pass true instead of false
7322 as IMPLICIT to add_pending_init.
7324 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
7326 * c-typeck.c (pop_init_level): Improve diagnostics.
7328 2012-04-25 Uros Bizjak <ubizjak@gmail.com>
7330 * compare-elim.c (try_eliminate_compare): Also handle operands with
7331 implicit extensions.
7333 2012-04-25 Alan Modra <amodra@gmail.com>
7335 * config/rs6000/rs6000 (SAVE_INLINE_VRS, REST_INLINE_VRS,
7336 V_SAVE_INLINE, SAVRES_LR, SAVRES_SAVE, SAVRES_REG,
7337 SAVRES_GPR, SAVRES_FPR, SAVRES_VR): Define.
7338 (no_global_regs_above): Delete.
7339 (no_global_regs): New function.
7340 (rs6000_savres_strategy): Handle vector regs. Use proper lr_save_p
7341 value for load multiple test.
7342 (savres_routine_syms): Increase size.
7343 (rs6000_savres_routine_name, rs6000_savres_routine_sym,
7344 ptr_regno_for_savres, rs6000_emit_savres_rtx): Pass in int selector
7345 rather than a number of boolean flags. Update all callers.
7346 (rs6000_savres_routine_name): Generate vector save/restore names.
7347 (rs6000_savres_routine_sym): Handle vector regs. Delete forward decl.
7348 (ptr_regno_for_savres, rs6000_emit_savres_rtx): Likewise.
7349 (rs6000_emit_prologue): Delete saving_FPRs_inline, saving_GPRs_inline
7350 and using_store_multiple. Expand uses. Don't always use r11 as
7351 frame reg when needed for out-of-line saves. Set up initial offset
7352 for out-of-line vector saves when buying stack frame. Handle pointer
7353 reg setup for out-of-line fp save. Emit call to out-of-line vector
7354 save function. Choose r11 or r12 for vrsave reg when available for
7356 (rs6000_output_function_prologue): Don't emit .extern for ELF.
7357 (rs6000_emit_epilogue): Choose a better frame reg when restoring
7358 from back-chain to suit out-of-line vector restore functions. Emit
7359 call to out-of-line vector restore function. Adjust register used
7360 for cr restore. Tweak pointer register setup for gpr restore.
7361 * config/rs6000/rs6000.h (FIRST_SAVED_GP_REGNO): Take into account
7363 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Simplify.
7364 (V_SAVE_INLINE): Define.
7365 * config/rs6000/altivec.md (save_vregs_*, restore_vregs_*): New insns.
7367 2012-04-25 Alan Modra <amodra@gmail.com>
7369 * config/rs6000/rs6000.c (rs6000_savres_strategy): Allow
7370 out-of-line save/restore for large frames. Don't disable
7371 out-of-line saves on ABI_AIX when using static chain reg.
7372 (rs6000_emit_prologue): Adjust cr_save_regno on ABI_AIX to not
7373 clobber static chain reg, and tweak for out-of-line gpr saves
7376 2012-04-25 Alan Modra <amodra@gmail.com>
7378 * config/rs6000/rs6000.c (START_USE, END_USE, NOT_INUSE): Define.
7379 (rs6000_emit_prologue): Use the above to catch register overlap.
7381 2012-04-25 Alan Modra <amodra@gmail.com>
7383 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete forward
7384 decl. Move logic selecting update reg to callers. Update all callers.
7385 (rs6000_emit_allocate_stack): Add copy_off param.
7386 (emit_frame_save): Don't handle reg+reg addressing.
7387 (ptr_regno_for_savres): New function, extracted from..
7388 (rs6000_emit_savres_rtx): ..here. Add lr_offset param.
7389 (rs6000_emit_prologue): Generate frame_ptr_rtx as we need it.
7390 Set frame_reg_rtx to r11 whenever r11 is needed, and merge
7391 frame offset adjustment for out-of-line save with copy from sp.
7392 Simplify condition controlling whether cr is saved early or
7393 late. Use ptr_regno_for_savres to verify correct reg is set
7394 up for out-of-line saves. Pass the actual pointer reg used to
7395 rs6000_emit_savres_rtx so rtl matches insns in out-of-line
7396 function. Rearrange spe vars so code is similar to that
7397 elsewhere in this function. Don't update frame_off when spe
7398 save code will restore r11. Use emit_frame_save for spe and
7399 gpr saves. Consolidate darwin out-of-line gpr setup with that
7400 for other abis. Don't assume frame_offset is zero and frame
7401 reg is sp when setting up altivec reg saves, and calculate
7402 exact offset requirement.
7403 (rs6000_emit_epilogue): Use HOST_WIDE_INT for frame_off. Tidy
7404 spe restore code. Consolidate darwin out-of-line gpr setup
7405 with that for other abis.
7407 2012-04-25 Alan Modra <amodra@gmail.com>
7409 * config/rs6000/rs6000.c (rs6000_frame_related): Don't emit a
7410 REG_FRAME_RELATED_EXPR note when the instruction exactly matches
7412 (emit_frame_save): Delete frame_ptr param. Rename total_size to
7414 (rs6000_emit_prologue): Add sp_off. Update rs6000_frame_related
7415 and emit_frame_save calls. Cope with possibly missing note.
7417 2012-04-24 Sriraman Tallam <tmsriram@google.com>
7419 * config/i386/i386.c (build_processor_model_struct): New function.
7420 (make_var_decl): New function.
7421 (fold_builtin_cpu): New function.
7422 (ix86_fold_builtin): New function.
7423 (make_cpu_type_builtin): New function.
7424 (ix86_init_platform_type_builtins): New function.
7425 (ix86_expand_builtin): Expand new builtins by folding them.
7426 (ix86_init_builtins): Make new builtins to detect CPU type.
7427 (TARGET_FOLD_BUILTIN): New macro.
7428 (IX86_BUILTIN_CPU_INIT): New enum value.
7429 (IX86_BUILTIN_CPU_IS): New enum value.
7430 (IX86_BUILTIN_CPU_SUPPORTS): New enum value.
7431 * config/i386/i386-builtin-types.def: New function type.
7432 * testsuite/gcc.target/builtin_target.c: New testcase.
7433 * doc/extend.texi: Document builtins.
7435 2012-04-24 Olivier Hainque <hainque@adacore.com>
7437 * common.opt (gdwarf-): Initialize dwarf_version to -1 instead of 2.
7438 * toplev.c (process_options): Default to dwarf_version 2.
7439 * config/vxworks.c (vxworks_override_options): Default to strict-dwarf
7440 and dwarf_version 2.
7442 2012-04-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
7444 * tree-pretty-print.h (default_tree_printer): Do not declare.
7445 * tree-diagnostic.c: Include tree-pretty-print.h, tree-pass.h and
7447 (default_tree_diagnostic_starter): Make static.
7448 (default_tree_printer): Move to here. Make static.
7449 (tree_diagnostics_defaults): New.
7450 * tree-diagnostic.h (default_tree_diagnostic_starter): Do not declare.
7451 * tree.c (free_lang_data): Use tree_diagnostics_defaults.
7452 * toplev.c: Do not include tree-pass.h.
7453 (default_tree_printer): Move from here.
7454 (general_init): Use tree_diagnostics_defaults.
7456 2012-04-24 Chao-ying Fu <fu@mips.com>
7458 * config.gcc (mips64*-*-linux*): Append mips/linux-common.h to tm_file.
7459 (mips*-*-linux*): Append mips/linux-common.h to tm_file.
7460 * config/mips/gnu-user.h
7461 (SUBTARGET_CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC directly.
7462 (GNU_USER_TARGET_LINK_SPEC): New define.
7463 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
7464 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC directly.
7465 (GNU_USER_TARGET_MATHFILE_SPEC): New define.
7466 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC and
7467 GNU_USER_TARGET_ENDFILE_SPEC.
7468 * config/mips/gnu-user64.h (LIB_SPEC): Remove.
7469 (GNU_USER_TARGET_LINK_SPEC): New define.
7470 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
7471 * config/mips/linux-common.h: New file.
7473 2012-04-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7476 * config/rs6000/rs6000-c.c (fully_fold_convert): New function.
7477 (altivec_build_resolved_builtin): Call fully_fold_convert.
7479 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
7482 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
7484 2012-04-24 Richard Guenther <rguenther@suse.de>
7486 PR tree-optimization/53085
7487 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
7490 2012-04-24 Richard Guenther <rguenther@suse.de>
7492 * tree-if-conv.c (main_tree_if_conversion): Move bb under
7495 2012-04-24 Jim Meyering <meyering@redhat.com>
7497 * genattrtab.c (gen_attr): Avoid NULL-deref after diagnosing
7498 absence of an define_enum call.
7500 2012-04-24 Richard Guenther <rguenther@suse.de>
7502 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): If
7503 the epilogue loop is not re-used as unvectorized version
7504 record the its maximum number of iterations.
7506 2012-04-24 Andrew Pinski <apinski@cavium.com>
7508 * tree-ssa-forwprop.c (simplify_bitwise_binary):
7509 Don't directly use def1/def2.
7511 2012-04-24 Richard Guenther <rguenther@suse.de>
7513 PR tree-optimization/53098
7514 * tree-vect-loop.c (vect_analyze_loop_operations): Fixup
7517 2012-04-24 Andrew Pinski <apinski@cavium.com>
7520 * tree-ssa-forwprop.c (defcodefor_name): New function.
7521 (simplify_bitwise_binary): Use defcodefor_name instead of manually
7522 Simplify "( X | Y) & X" to X and "( X & Y) | X" to X.
7523 Simplify "(~X | Y) & X" to "X & Y" and
7524 "(~X & Y) | X" to "X | Y".
7526 2012-04-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7528 * recog.c (insn_invalid_p): Add IN_GROUP parameter and use
7529 validate_change to add clobbers if IN_GROUP is nonzero.
7530 (verify_changes): Call insn_invalid_p with IN_GROUP set to true.
7531 * recog.h (insn_invalid_p): Add IN_GROUP parameter to function
7533 * gcse.c (process_insert_insn): Call insn_invalid_p with IN_GROUP
7535 * config/s390/s390.c (insn_invalid_p): Likewise.
7537 2012-04-24 Jakub Jelinek <jakub@redhat.com>
7540 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR of MEM_REF.
7541 (output_addressed_constants): Likewise.
7544 * varasm.c (get_section): Don't ICE for section conflicts with
7545 built-in section kinds.
7547 2012-04-23 DJ Delorie <dj@redhat.com>
7549 * config/s390/s390.h (LINK_SPEC): Remove, no longer needed.
7550 (LIBSTDCXX): Change to CPP2.
7552 2012-04-23 H.J. Lu <hongjiu.lu@intel.com>
7555 * opth-gen.awk: Check if MASK_ and TARGET_ macros are defined for
7558 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
7560 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
7561 (*addsi_2_zext): Ditto.
7562 (*add<mode>_3): Ditto.
7563 (*addsi_3_zext): Ditto.
7564 (*add<mode>_5): Ditto.
7566 2012-04-23 Andrew Pinski <apinski@cavium.com>
7568 * tree-ssa-forwprop.c (simplify_bitwise_binary): Simplify (A & B) OP0
7569 (C & B) to (A OP0) & B.
7571 2012-04-23 Martin Jambor <mjambor@suse.cz>
7573 * expr.c (expand_expr_real_1): Remove setting parent's alias set for
7574 temporaries created for a bitfield (reverting revision 122014).
7576 2012-04-23 Richard Guenther <rguenther@suse.de>
7578 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Gimplify
7579 the condition using is_gimple_condexpr and avoid the not necessary
7581 (set_prologue_iterations): Likewise.
7582 (vect_loop_versioning): Likewise.
7584 2012-04-23 Richard Guenther <rguenther@suse.de>
7586 PR tree-optimization/53070
7587 * tree-if-conv.c (combine_blocks): Free predicates in all blocks.
7588 (main_tree_if_conversion): Verify we succeeded in that.
7590 2012-04-23 Jan Hubicka <jh@suse.cz>
7592 * lto-symtab.c (lto_cgraph_replace_node): Do not call
7593 mark_reahcable_node.
7594 * cgraph.c (cgraph_remove_node): Do not clear reachable.
7595 (cgraph_mark_reachable_node): Remove.
7596 (cgraph_mark_force_output_node): Do not set reachable.
7597 (dump_cgraph_node): Do not dump reachable.
7598 (cgraph_create_virtual_clone): Do not set reachable.
7599 * cgraph.h (cgraph_node): Remove reachable flag.
7600 (varpool_node): Remove reachable flag.
7601 (cgraph_mark_if_needed): Remove.
7602 (cgraph_mark_reachable_node): Remove.
7603 * tree-emutls.c (ipa_lower_emutls): Do not check reachable.
7604 * cgraphunit.c (cgraph_finalize_function): Do not mark node as
7606 (cgraph_add_new_function): Likewise.
7607 (cgraph_mark_if_needed): Remove.
7608 (cgraph_analyze_function): Do not set target as reachable.
7609 (process_function_and_variable_attributes): Do not care about
7611 (cgraph_analyze_functions): Do not set reachable flags.
7612 (cgraph_mark_functions_to_output): Do not check reachability.
7613 (cgraph_copy_node_for_versioning): Do not set reachable flag.
7614 (dbxout_expand_expr): Update.
7615 * c-decl.c (merge_decls): Do not track changed externs.
7616 * ipa.c: Include pointer-set.h
7617 (enqueue_cgraph_node): Use reachable pointer set.
7618 (process_references): Likewise.
7619 (cgraph_remove_unreachable_nodes): Likewise.
7620 (whole_program_function_and_variable_visibility): Do not recompute
7622 * trans-mem.c (ipa_tm_execute): Do not check reachable flag.
7624 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
7626 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
7628 2012-04-23 Richard Guenther <rguenther@suse.de>
7631 * c-typeck.c (build_binary_op): Fix typo.
7633 2012-04-23 Jakub Jelinek <jakub@redhat.com>
7635 PR tree-optimizations/52891
7636 * tree-vect-patterns.c (adjust_bool_pattern): Use
7637 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
7638 but with non-standard precision.
7640 2012-04-22 Jan Hubicka <jh@suse.cz>
7642 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Bail out at NULL
7645 2012-04-22 Jan Hubicka <jh@suse.cz>
7647 * lto-symtab.c (lto_varpool_replace_node): Do not merge needed flags.
7648 * cgraphbuild.c (record_reference, record_type_list, mark_address,
7649 mark_load, mark_store): Do not mark varpool nodes as needed.
7650 * cgraph.c (cgraph_new_nodes): Remove.
7651 (cgraph_create_function_alias): Do not mark nodes as reachable.
7652 (cgraph_add_thunk): Likewise.
7653 (cgraph_mark_reachable_node): Do not manage the queue.
7654 * cgraph.h (cgraph_node): Remove next_needed.
7655 (varpool_nodes_queue): Remove next_needed and prev_needed.
7656 (x_cgraph_nodes_queue, x_cgraph_nodes_queue, cgraph_new_nodes): Remove.
7657 (cgraph_new_nodes): Declare.
7658 (x_varpool_nodes_queue, varpool_nodes_queue); Remove.
7659 (varpool_analyze_pending_decls): Remove.
7660 (varpool_analyze_node): New.
7661 (varpool_mark_needed_node): Remove.
7662 (varpool_first_variable, varpool_next_variable): New inlines.
7663 (varpool_first_static_initializer, varpool_next_static_initializer):
7665 (FOR_EACH_STATIC_VARIABLE): Remove unused walker.
7666 (varpool_first_defined_variable): New inline.
7667 (varpool_next_defined_variable): New inline
7668 (FOR_EACH_VARIABLE): Reimplement.
7669 (FOR_EACH_DEFINED_VARIABLE): Reimplement.
7670 * toplev.c (wrapup_global_declaration_2): Use analyzed instead of
7672 * cgraphunit.c (cgraph_new_nodes): Declare here.
7673 (enqueue_node): New function.
7674 (cgraph_process_new_functions): update for new
7675 node set; when constructing cgraph enqueue node for processing.
7676 (cgraph_add_new_function): Use new node set.
7677 (process_function_and_variable_attributes): Do not set varpool needed
7679 (referred_to_p): New function.
7680 (varpool_finalize_decl): Move here from varpool.c; enqueue needed node
7681 when varpool is in construction.
7682 (cgraph_analyze_functions): Rewrite.
7683 (cgraph_expand_all_functions): Update.
7684 (cgraph_output_in_order): Do not analyze pending decls; do not set
7686 (cgraph_optimize): Do not analyze pending decls.
7687 * lto-cgraph.c (input_varpool_node): Clear analyzed flag for objects
7688 in other partition; do not mark node as needed.
7689 * dwarf2out.c (reference_to_unused): Use analyzed flag.
7690 (premark_types_used_by_global_vars_helper): Likewise.
7691 * ipa.c (process_references): Do not call varpool_mark_needed_node.
7692 (cgraph_remove_unreachable_nodes): Do not rely on varpool and
7694 (function_and_variable_visibility): Do not mark node as needed.
7695 (whole_program_function_and_variable_visibility): Likewise.
7696 * Makefile.in (gt-varpool.h): No longer needed.
7697 * passes.c (execute_one_pass, execute_ipa_pass_list): Update.
7698 (ipa_write_summaries): Do not use needed flag.
7699 * varpool.c: Do not include gt-varpool.h
7700 (x_varpool_nodes_queue, x_varpool_last_needed_node,
7701 x_varpool_last_needed_node, x_varpool_first_unanalyzed_node,
7702 x_varpool_first_unanalyzed_node, varpool_assembled_nodes_queue):
7704 (varpool_remove_node): Do not update the lists.
7705 (dump_varpool_node): Do not dump needed flag.
7706 (varpool_enqueue_needed_node): Remove.
7707 (varpool_mark_needed_node): Remove.
7708 (varpool_reset_queue): Remove.
7709 (varpool_finalize_decl): Move to cgraphunit.c
7710 (varpool_analyze_node): New functions based on former
7711 varpool_analyze_pending_decls.
7712 (varpool_analyze_pending_decls): Remove.
7713 (varpool_assemble_decl): Do not update the lists.
7714 (enqueue_node): New function.
7715 (varpool_remove_unreferenced_decls): Rewrite.
7716 (varpool_empty_needed_queue): Remove.
7717 (add_new_static_var): Do not mark node as needed.
7718 (varpool_create_variable_alias): Handle expansion state
7720 * except.c (output_ttype): Do not mark node as needed.
7721 * varasm.c (mark_decl_referenced): Do not use mark_needed_node.
7722 * tree-profile.c (init_ic_make_global_vars, init_ic_make_global_vars):
7724 * tree-switch-conversion.c (build_one_array): Likewise.
7726 2012-04-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
7729 * doc/invoke.texi (pedantic): Rename to Wpedantic.
7730 * common.opt (Wpedantic): New.
7731 (pedantic): Alias Wpedantic.
7732 * diagnostic.c (warning_at): Likewise.
7733 * c-decl.c (diagnose_mismatched_decls): Likewise.
7734 (build_array_declarator): Likewise.
7735 (mark_forward_parm_decls):
7736 (check_bitfield_type_and_width): Likewise.
7737 (grokdeclarator): Likewise.
7738 (grokfield): Likewise.
7739 (finish_struct): Likewise.
7740 (build_enumerator): Likewise.
7741 (store_parm_decls_oldstyle): Likewise.
7742 (declspecs_add_qual): Likewise.
7743 (declspecs_add_type): Likewise.
7744 (finish_declspecs): Likewise.
7745 * c-typeck.c (composite_type): Likewise.
7746 (comp_target_types): Likewise.
7747 (build_array_ref): Likewise.
7748 (pointer_diff): Likewise.
7749 (build_unary_op): Likewise.
7750 (build_conditional_expr): Likewise.
7751 (build_c_cast): Likewise.
7752 (convert_for_assignment): Likewise.
7753 (maybe_warn_string_init): Likewise.
7754 (digest_init): Likewise.
7755 (pop_init_level): Likewise.
7756 (set_init_index): Likewise.
7757 (c_finish_goto_label): Likewise.
7758 (c_finish_return): Likewise.
7759 (do_case): Likewise.
7760 (build_binary_op): Likewise.
7761 * c-parser.c (static): Likewise.
7762 (c_parser_external_declaration): Likewise.
7763 (c_parser_declaration_or_fndef): Likewise.
7764 (c_parser_static_assert_declaration_no_se): Likewise.
7765 (c_parser_enum_specifier): Likewise.
7766 (c_parser_struct_or_union_specifier): Likewise.
7767 (c_parser_struct_declaration): Likewise.
7768 (c_parser_alignas_specifier): Likewise.
7769 (c_parser_braced_init): Likewise.
7770 (c_parser_initelt): Likewise.
7771 (c_parser_compound_statement_nostart): Likewise.
7772 (c_parser_conditional_expression): Likewise.
7773 (c_parser_alignof_expression): Likewise.
7774 (c_parser_postfix_expression): Likewise.
7775 (c_parser_postfix_expression_after_paren_): Likewise.
7776 (c_parser_objc_class_instance_variables): Likewise.
7777 (c_parser_objc_method_definition): Likewise.
7778 (c_parser_objc_methodprotolist): Likewise.
7780 2012-04-22 Ian Lance Taylor <iant@google.com>
7782 * godump.c (go_output_typedef): Dump size of structs.
7784 2012-04-22 Razya Ladelsky <razya@il.ibm.com>
7786 Correcting transform_to_exit_first_loop + fix to PR46886
7787 * tree-parloops.c (transform_to_exit_first_loop): Remove
7788 setting of number of iterations according to the loop pattern.
7789 Duplicate from entry to exit->src instead of loop->latch.
7790 (pallelize_loops): Remove the condition preventing do-while loops.
7791 * tree-cfg.c (bool bb_in_region_p): New.
7792 (gimple_duplicate_sese_tail): Adjust duplication of the the subloops.
7793 Adjust redirection of the duplicated iteration.
7795 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
7798 * rtl.def (ADDRESS): Use "i" rather than "w".
7799 * rtl.h (find_base_term): Delete.
7800 (may_be_sp_based_p): Declare.
7801 * rtl.c (rtx_code_size): Remove ADDRESS special case.
7802 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP)
7803 (UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Move to...
7805 (find_base_term): Make static.
7806 (may_be_sp_based_p): New function.
7807 * dse.c (record_store): Use it.
7808 * store-motion.c (store_killed_in_insn): Likewise.
7810 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
7812 * fold-const.c (fold_checksum_tree): Fix VECTOR_CST case.
7814 2012-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
7817 * c-typeck.c (inform_declaration): New.
7818 (build_function_call_vec): Do not pretty-print
7819 expressions when caret is enabled.
7820 (convert_arguments): Use inform_declaration.
7822 2012-04-20 Jim Meyering <meyering@redhat.com>
7824 * genmodes.c (make_complex_modes): Don't truncate a mode name of
7825 length 7 or more when prepending a "C". Suggested by Richard Guenther.
7827 2012-04-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7829 PR rtl-optimization/44214
7830 * fold-const.c (exact_inverse): New function.
7831 (fold_binary_loc): Fold vector and complex division by constant into
7832 multiply by recripocal with flag_reciprocal_math; fold vector division
7833 by constant into multiply by reciprocal with exact inverse.
7835 2012-04-20 Jan Hubicka <jh@suse.cz>
7837 * lto-symtab.c (lto_cgraph_replace_node): Merge needed instead of
7839 * cgraph.c (cgraph_add_thunk): Use mark_reachable_node.
7840 (cgraph_remove_node): Update.
7841 (cgraph_mark_needed_node): Remove.
7842 (cgraph_mark_force_output_node): New.
7843 (dump_cgraph_node): Do not dump needed flag.
7844 (cgraph_node_cannot_be_local_p_1): Update.
7845 (cgraph_can_remove_if_no_direct_calls_and_refs): Update.
7846 * cgraph.h (symtab_node_base): Add force_output flag.
7847 (cgraph_node): Remove needed flag.
7848 (varpool_node): Remove force_output flag.
7849 (cgraph_mark_needed_node): Remove.
7850 (cgraph_mark_force_output_node): New.
7851 (cgraph_only_called_directly_or_aliased_p,
7852 varpool_can_remove_if_no_refs, varpool_all_refs_explicit_p): Update.
7853 * ipa-cp.c (ipcp_generate_summary): Remove out of date assert.
7854 * cgraphunit.c (cgraph_decide_is_function_needed): rewrite.
7855 (cgraph_add_new_function): Update.
7856 (cgraph_mark_if_needed): Update.
7857 (verify_cgraph_node): Update.
7858 (cgraph_analyze_function): Alias target is reachable.
7859 (process_function_and_variable_attributes): Update: externally_visible
7860 flag makes function reachable.
7861 (cgraph_analyze_functions): Update dumping.
7862 * lto-cgraph.c (lto_output_node, lto_output_varpool_node,
7863 input_overwrite_node, input_varpool_node): Update streaming.
7864 * lto-streamer-out.c (produce_symtab): Use force_output.
7865 * ipa.c (process_references): Weakrefs must be processed.
7866 (cgraph_remove_unreachable_nodes): Likewise; update for new
7868 (varpool_externally_visible_p): Weakrefs are externally visible
7869 even if they are not.
7870 (function_and_variable_visibility): Update; when processing alias
7871 pair force the targets to be output.
7872 (whole_program_function_and_variable_visility): Use
7873 mark_reachable_node.
7874 * trans-mem.c (ipa_tm_mark_needed_node): Remove
7875 (ipa_tm_mark_force_output_node): New function.
7876 (ipa_tm_create_version_alias, ipa_tm_create_version): Update.
7877 * gimple-fold.c (can_refer_decl_in_current_unit_p): Be lax about
7879 * varasm.c (mark_decl_referenced): Update.
7880 (find_decl_and_mark_needed): Remove.
7881 (find_decl): New function.
7882 (weak_finish, finish_aliases_1, assemble_alias): Update; do not mark
7883 alias targets as needed.
7884 (dump_tm_clone_pairs): Update.
7885 * tree-inline.c (copy_bb): Update check.
7886 * symtab.c (dump_symtab_base): Dump force_output.
7887 * tree-ssa-structalias.c (ipa_pta_execute): Use force_output.
7888 * passes.c (execute_todo): Fix dumping.
7889 * varpool.c (decide_is_variable_needed, varpool_finalize_decl): Update.
7890 (varpool_analyze_pending_decls): Alias target is reachable.
7891 (varpool_create_variable_alias): Finalize weakrefs.
7893 2012-04-20 Jakub Jelinek <jakub@redhat.com>
7896 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP,
7897 UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Define.
7898 * alias.c (init_alias_targets): Use UNIQUE_BASE_VALUE_*
7899 macros instead of constants.
7900 * dse.c (record_store): Check for SP ADDRESS by comparing
7901 XWINT to UNIQUE_BASE_VALUE_SP instead of expecting
7902 XEXP to be stack_pointer_rtx.
7904 2012-04-20 Richard Guenther <rguenther@suse.de>
7906 * tree-ssa-copy.c (propagate_tree_value_into_stmt): Use
7907 update_call_from_tree when propagating into a call.
7909 2012-04-20 Alan Modra <amodra@gmail.com>
7911 * config/rs6000/rs6000.c (rs6000_emit_savres_rtx): Formatting.
7912 (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise. Rename
7913 sp_offset to frame_off. Move world save code earlier.
7915 2012-04-20 Richard Guenther <rguenther@suse.de>
7917 PR tree-optimization/53050
7918 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine):
7919 Do only one transform on COND_EXPRs at the same time.
7921 2012-04-19 Jan Hubicka <jh@suse.cz>
7923 * symtab.c (dump_symtab_base): Revert accidental checkin.
7925 2012-04-20 Alan Modra <amodra@gmail.com>
7928 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
7929 static chain, set REST_INLINE_FPRS too.
7931 2012-04-20 Thomas Schwinge <thomas@codesourcery.com>
7933 * tree-dump.c (dequeue_and_dump) <BIT_FIELD_REF>: Dump the three child
7936 2012-04-20 Richard Guenther <rguenther@suse.de>
7938 * tree-vect-loop.c (vect_analyze_loop_operations): Do not vectorize
7939 loops that can never run more often than the vectorization factor.
7941 2012-04-19 Jan Hubicka <jh@suse.cz>
7943 * symtab.c (dump_symtab_base): Fix dumping of asm lists.
7945 2012-04-19 David Edelsohn <dje.gcc@gmail.com>
7947 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
7949 2012-04-19 Jim Meyering <meyering@redhat.com>
7951 * genmodes.c (make_complex_modes): Avoid unnecessary use of strncpy.
7952 We verified above that the string(including trailing NUL) fits in buf,
7955 2012-04-19 Richard Guenther <rguenther@suse.de>
7957 * symtab.c (dump_symtab_base): Use TREE_STRING_POINTER
7958 for dumping DECL_SECTION_NAME.
7960 2012-04-19 Michael Matz <matz@suse.de>
7963 * tree.h (VECTOR_CST_NELTS): Use part number of types again.
7964 (struct tree_vector): Adjust GTY length.
7965 * tree.c (make_vector_stat): Don't set VECTOR_CST_NELTS.
7967 * gengtype.c (struct walk_type_data): Add in_record_p and loopcounter
7969 (walk_type, <TYPE_POINTER, TYPE_ARRAY>): Handle case where our
7970 caller emitted the length calulation already.
7971 (walk_type, <TYPE_UNION, TYPE_STRUCT>): Emit length calculations
7972 before handling any of the fields for structs.
7974 2012-04-19 Richard Guenther <rguenther@suse.de>
7976 PR tree-optimization/53031
7977 * tree-vrp.c (adjust_range_with_scev): Revert back to
7978 using max_loop_iterations.
7980 2012-04-19 Michael Matz <matz@suse.de>
7982 * diagnostic.c (emit_diagnostic): Move va_end call after user
7984 (warning, warning_at, pedwarn, permerror): Ditto.
7986 2012-04-19 Richard Guenther <rguenther@suse.de>
7988 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
7991 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
7994 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
7995 the case *(X+const).
7997 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7999 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
8001 2012-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
8004 * stmt.c (warn_if_unused_value): Skip NOP_EXPR.
8005 * convert.c (convert_to_integer): Don't set TREE_NO_WARNING.
8007 2012-04-19 Richard Guenther <rguenther@suse.de>
8009 PR rtl-optimization/44688
8010 * loop-iv.c (determine_max_iter): Only return max_iter.
8011 (iv_number_of_iterations): Also use the recorded loop bound
8012 on the maximum number of iterations.
8013 * loop-unroll.c (decide_unroll_runtime_iterations): Use
8014 max_iter to avoid unrolling loops that do not roll.
8015 (decide_unroll_stupid): Likewise.
8017 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
8019 * targhooks.c (default_case_values_threshold): Fix code style nit.
8021 * stmt.c (add_case_node, expand_case): Move logic to remove/reduce
8022 case range and type folding from here...
8023 * gimplify.c (gimplify_switch_expr): ... to here. Expect NULL_TREE
8024 type, as documented in tree.def.
8026 2012-04-18 Jan Hubicka <jh@suse.cz>
8028 * cgraph.h (verify_symtab, verify_symtab_node, verify_symtab_base):
8030 * cgraphunit.c (verify_cgraph_node): Verify symtab base; do not verify
8031 cgraph hash and same comdat groups.
8032 (cgraph_optimize): Verify symbol table.
8033 * ipa.c (cgraph_remove_unreachable_nodes): Verify symbol table.
8034 (dissolve_same_comdat_group_list): Work on symtab nodes.
8035 (function_and_variable_visibility): Dissolve variable same comdat group
8037 * symtab.c: Include timevar.h
8038 (verify_symtab_base, verify_symtab_node, verify_symtab): New functions.
8040 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
8042 * tree-switch-conversion.c (info): Remove global pass info.
8043 (check_range, check_process_case, check_final_bb, create_temp_arrays,
8044 free_temp_arrays, gather_default_values, build_constructors,
8045 array_value_type, build_one_array, build_arrays, gen_def_assigns,
8046 fix_phi_nodes, gen_inbound_check): Pass info around from ...
8047 (process_switch): ... here. Unify message format. Return a const
8048 char pointer to the failure reason message.
8049 (do_switchconv): Unify message format. Update process_switch usage.
8051 * tree.def (CASE_LABEL_EXPR): Fix documentation, mention all operands.
8052 * tree-cfg.c (edge_to_cases): Fix documentation.
8054 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
8056 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
8058 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8060 PR tree-optimization/52976
8061 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): Delete.
8062 (possibly_move_powi): New function.
8063 (rewrite_expr_tree): Call possibly_move_powi.
8064 (rewrite_expr_tree_parallel): Likewise.
8065 (attempt_builtin_powi): Change call of add_to_ops_vec_max_rank to
8066 call add_to_ops_vec instead.
8068 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8070 PR tree-optimization/52976
8071 * tree-ssa-reassoc.c (stmt_is_power_of_op): New function.
8072 (decrement_power): Likewise.
8073 (propagate_op_to_single_use): Likewise.
8074 (zero_one_operation): Handle __builtin_pow* calls in linearized
8075 expression trees; factor logic into propagate_op_to_single_use.
8076 (undistribute_ops_list): Allow operands with repeat counts > 1.
8078 2012-04-18 Richard Guenther <rguenther@suse.de>
8080 PR tree-optimization/44688
8081 * cfgloop.h (record_niter_bound): Declare.
8082 * tree-ssa-loop-niter.c (record_niter_bound): Export.
8083 Update the estimation with the upper bound here...
8084 (estimate_numbers_of_iterations_loop): ... instead of here.
8085 Do not forcefully reset a recorded upper bound.
8086 * tree-vect-loop-manip.c (vect_do_peeling_for_alignment):
8087 Record the maximum number of loop iterations of the prologue loop.
8089 2012-04-18 Jan Hubicka <jh@suse.cz>
8091 * lto-symtab.c (lto_cgraph_replace_node): Update.
8092 * cgraphbuild.c (record_reference, record_type_list,
8093 record_eh_tables, mark_address, mark_load, mark_store): Update.
8094 * cgraph.c (cgraph_same_body_alias, dump_cgraph_node,
8095 cgraph_create_virtual_clone, cgraph_for_node_thunks_and_aliases):
8097 * cgraph.h (symtab_node_def, symtab_node, const_symtab_node): Remove.
8098 (cgraph_alias_aliased_node, varpool_alias_aliased_node): Update.
8099 * reload.c: Fix typo in comment.
8100 * rtlanal.c: Likewise.
8101 * tree-emultls.c (gen_emutls_addr): Update.
8102 * ipa-reference.c (analyze_function): Update.
8103 * cgraphunit.c (cgraph_analyze_function,
8104 cgraph_process_same_body_aliases, assemble_thunks_and_aliases):
8106 * ipa-ref.c (ipa_record_reference): Reorg to avoid reference types.
8107 (ipa_remove_reference): Likewise.
8108 (ipa_remove_all_refering): Rename to ...
8109 (ipa_remove_all_referring): ... this one; update.
8110 (ipa_dump_references): Update.
8111 (ipa_dump_referring): Update.
8112 (ipa_clone_references): Update.
8113 (ipa_clone_refering): Rename to ...
8114 (ipa_clone_referring): ... this one; update.
8115 (ipa_ref_cannot_lead_to_return): Update.
8116 (ipa_ref_has_aliases_p): Update.
8117 * ipa-ref.h (symtab_node_def, symtab_node, const_symtab_node): New
8119 (ipa_ref_type): Remove.
8120 (ipa_ref_ptr_u): Remove.
8121 (ipa_ref): Remove referencing, refered, refered_index, refering_type
8122 and refered_type; add referring, referred and referred_index.
8123 (ipa_ref_list): Rename refering to referring.
8124 (ipa_record_reference, ipa_remove_all_referring, ipa_dump_referring,
8125 ipa_clone_references, ipa_clone_referring): Update prototypes.
8126 * lto-cgraph.c (referenced_from_other_partition_p): Update.
8127 (lto_output_ref): Update.
8128 (add_references): Update.
8129 (input_varpool_node): Update.
8130 (input_refs): Update.
8131 * ipa-ref-inline.h (ipa_ref_node): Update.
8132 (ipa_ref_varpool_node): Update.
8133 (ipa_ref_referring_node): Update.
8134 (ipa_ref_referring_varpool_node): Update.
8135 (ipa_ref_referring_ref_list): Update.
8136 (ipa_ref_referred_ref_list): Update.
8137 (ipa_ref_list_first_referring): Update.
8138 (ipa_empty_ref_list): Update.
8139 (ipa_ref_list_refering_iterate): Rename to ...
8140 (ipa_ref_list_referring_iterate): ... this one.
8141 * cse.c: Update comment.
8142 * ipa-utils.c (ipa_reverse_postorder): Update.
8143 * tree-ssa-alias.c: Update.
8144 * ipa-inline.c (reset_edge_caches): Update.
8145 (update_caller_keys): Update.
8146 * ipa-inline.h: Update comments.
8147 * jump.c: Update comment.
8148 * alias.c: Likewise.
8149 * ipa.c (process_references): Update.
8150 (cgraph_remove_unreachable_nodes): Likewise.
8151 (ipa_discover_readonly_nonaddressable_var): Likewise.
8152 (cgraph_address_taken_from_non_vtable_p): Likewise.
8153 * trans-mem.c (ipa_tm_execute): Update.
8154 * simplify-rtx.c: Fix comment.
8155 * rtl.c: Fix comment.
8156 * symtab.c (symtab_unregister_node): Update.
8157 * varpool.c (dump_varpool_node): Update.
8158 (varpool_analyze_pending_decls): Update.
8159 (assemble_aliases): Update.
8160 (varpool_for_node_and_aliases): Update.
8162 2012-04-18 Richard Guenther <rguenther@suse.de>
8164 * cfgloop.h (estimate_numbers_of_iterations_loop): Remove
8165 use_undefined_p parameter.
8166 * tree-flow.h (estimate_numbers_of_iterations): Likewise.
8167 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
8169 (estimate_numbers_of_iterations): Likewise.
8170 (estimated_loop_iterations): Adjust.
8171 (max_loop_iterations): Likewise.
8172 (scev_probably_wraps_p): Likewise.
8173 * tree-ssa-loop.c (tree_ssa_loop_bounds): Likewise.
8174 * tree-vrp.c (adjust_range_with_scev): Use max_stmt_executions,
8175 not max_loop_iterations.
8176 (execute_vrp): Remove explicit number of iterations estimation.
8178 2012-04-18 Enkovich Ilya <ilya.enkovich@intel.com>
8180 * config/i386/linux-common.h: New.
8182 * config.gcc: Add i386/linux-common.h before
8183 all i386/linux.h and i386/linux64.h usages.
8185 * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): New.
8186 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
8187 * config/i386/gnu-user64.h: Likewise.
8189 * config/i386/gnu-user.common.h (GNU_USER_TARGET_CC1_SPEC): New.
8190 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC.
8191 (GNU_USER_TARGET_MATHFILE_SPEC): New.
8192 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC.
8194 2012-04-18 Jan Hubicka <jh@suse.cz>
8196 * cgraph.c (cgraph_node_name): Remove.
8197 (dump_cgraph_node): Use dump_symtab_base; reformat.
8198 * cgraph.h (symtab_node_asm_name, symtab_node_name, dump_symtab,
8199 debug_symtab, dump_symtab_node, debug_symtab_node, dump_symtab_base):
8201 (cgraph_node_name, varpool_node_name): Remove.
8202 (cgraph_node_asm_name, varpool_node_asm_name,
8203 cgraph_node_name, varpool_node_name): New.
8204 * tree-pass.h (TODO_dump_cgraph): Rename to ...
8205 (TODO_dump_symtab): ... this one.
8206 * ipa-cp (pass_ipa_cp): Update.
8207 * ia-reference.c (generate_summary, read_write_all_from_decl,
8208 propagate, ipa_reference_read_optimization_summary): Update.
8209 * cgraphunit.c (cgraph_analyze_functions): Update.
8210 (cgraph_optimize): Update.
8211 * ipa-ref.c (ipa_dump_references): Update.
8212 (ipa_dump_refering): Update.
8213 * ipa-inline.c (pass_ipa_inline): Update.
8214 * matrix-reorg.c (pass_ipa_matrix_reorg): Update.
8215 * ipa.c (pass_ipa_function_visibility,
8216 pass_ipa_whole_program_visibility): Update.
8217 * tree-sra.c (pass_early_ipa_sra): Update.
8218 * symtab.c: Include langhooks.h
8219 (symtab_node_asm_name): New.
8220 (symtab_node_name): New.
8221 (symtab_type_names): New static var.
8222 (dump_symtab_base): New.
8223 (dump_symtab_node, dump_symtab): New.
8224 (debug_symtab_node, debug_symtab): New.
8225 * tree-ssa-structalias.c: Dump symbol table.
8226 * pases.c (execute_todo): Handle TODO_dump_symtab instead
8227 of TODO_dump_cgraph.
8228 * varpoo.c (varpool_node_name): Remove.
8229 (dump_varpool_node): Use dump_symtab_base; reformat.
8231 2012-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
8233 * doc/invoke.texi (Language Independent Options): @item should be
8236 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
8239 * rtl.c (rtx_code_size): Handle ADDRESS.
8241 2012-04-17 Tom de Vries <tom@codesourcery.com>
8243 * tree-iterator.c (append_to_statement_list_1): Handle case that *list_p
8246 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
8249 * config/i386/sync.md (atomic_<code><mode>): Rename to
8250 atomic_<logic><mode>.
8252 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
8254 * rtl.def (ADDRESS): Turn operand into a HOST_WIDE_INT.
8255 * alias.c (reg_base_value): Expand and update comment.
8256 (arg_base_value): New variable.
8257 (unique_id): Move up file.
8258 (unique_base_value, unique_base_value_p, known_base_value_p): New.
8259 (find_base_value): Use arg_base_value and known_base_value_p.
8260 (record_set): Document REG_NOALIAS handling. Use unique_base_value.
8261 (find_base_term): Use known_base_value_p.
8262 (base_alias_check): Use unique_base_value_p.
8263 (init_alias_target): Initialize arg_base_value. Use unique_base_value.
8264 (init_alias_analysis): Use 1 as the first id for REG_NOALIAS bases.
8266 2012-04-17 Pat Haugen <pthaugen@us.ibm.com>
8268 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Remove DImode.
8270 2012-04-17 Michael Matz <matz@suse.de>
8272 PR tree-optimization/18437
8273 * tree-vectorizer.h (_stmt_vec_info.stride_load_p): New member.
8274 (STMT_VINFO_STRIDE_LOAD_P): New accessor.
8275 (vect_check_strided_load): Declare.
8276 * tree-vect-data-refs.c (vect_check_strided_load): New function.
8277 (vect_analyze_data_refs): Use it to accept strided loads.
8278 * tree-vect-stmts.c (vectorizable_load): Ditto and handle them.
8280 2012-04-17 Richard Guenther <rguenther@suse.de>
8283 * tree-eh.c (cleanup_empty_eh_merge_phis): Properly discard
8284 loops when redirecting an entry or latch edge.
8286 2012-04-17 Bernd Schmidt <bernds@codesourcery.com>
8288 * sel-sched.c (sel_global_init): Revert previous change.
8290 2012-04-17 Richard Guenther <rguenther@suse.de>
8292 * tree-flow.h (array_at_struct_end_p): Move declaration ...
8293 * tree.h (array_at_struct_end_p): ... here.
8294 * tree-ssa-loop-niter.c (array_at_struct_end_p): Move ...
8295 * expr.c (array_at_struct_end_p): ... here. Rewrite.
8297 2012-04-17 Steven Bosscher <steven@gcc.gnu.org>
8299 * stmt.c (cost_table_, use_cost_table, cost_table_initialize,
8300 COST_TABLE): Remove.
8301 (estimate_case_costs): Remove.
8302 (expand_case): Do not call estimate_case_costs
8303 to set use_cost_table.
8304 (balance_case_nodes): Do not use use_cost_table.
8306 2012-04-16 Jan Hubicka <jh@suse.cz>
8308 * cgraph.c (cgraph_hash, assembler_name_hash): Remove.
8309 (hash_node, eq_node): Remove.
8310 (cgraph_create_node): Do not handle hashtable.
8311 (cgraph_get_node): Remove.
8312 (cgraph_insert_node_to_hashtable): Remove.
8313 (hash_node_by_assembler_name): Remove.
8314 (eq_assembler_name): Remove.
8315 (cgraph_node_for_asm): Rewrite.
8316 (cgraph_find_replacement_node): Break out from ...
8317 (cgraph_remove_node): ... here; do not maintain hashtables.
8318 (change_decl_assembler_name): Remove.
8319 (cgraph_clone_node): Do not maintain hashtables.
8320 * cgraph.h (const_symtab_node): New typedef.
8321 (cgraph_insert_node_to_hashtable): Remove.
8322 (symtab_get_node, symtab_node_for_asm,
8323 symtab_insert_node_to_hashtable): Declare.
8324 (cgraph_find_replacement_node): Declare.
8325 (cgraph_get_node, varpool_get_node): Turn into inlines.
8326 (cgraph, varpool): Work sanely on NULL pointers.
8327 (FOR_EACH_SYMBOL): New walker.
8328 * ipa-inline-transform.c (save_inline_function_body): Use
8329 symtab_insert_node_to_hashtable.
8330 * symtab.c: Include ggc.h and diagnostics.h
8331 (symtab_hash, assembler_name_hash): New static vars;
8332 (hash_node, eq_node, hash_node_by_assembler_name,
8333 eq_assembler_name, insert_to_assembler_name_hash,
8334 unlink_from_assembler_name_hash): New.
8335 (symtab_register_node): Update hashtables.
8336 (symtab_insert_node_to_hashtable): New.
8337 (symtab_unregister_node): Update hashtables.
8338 (symtab_get_node): New.
8339 (symtab_node_for_asm): New.
8340 (change_decl_assembler_name): New.
8341 * Makefile.in (symtab.o): Needs GTY.
8342 * varpool.c (varpool_hash): Remove.
8343 (hash_varpool_node, eq_varpool_node, varpool_get_node): Remove.
8344 (varpool_node): Rewrite using varpool_get_node.
8345 (varpool_remove_node): DO not maintain hashtables.
8346 (varpool_node_for_asm): Rewrite.
8348 2012-04-16 Sandra Loosemore <sandra@codesourcery.com>
8350 * doc/invoke.texi: Copy-edit to put verbs in the present tense
8351 when describing the current behavior of GCC.
8353 2012-04-16 Richard Sandiford <rdsandiford@googlemail.com>
8355 * genemit.c (gen_exp): Remove ADDRESS handling.
8356 * genoutput.c (scan_operands): Likewise.
8357 * genpeep.c (match_rtx): Likewise.
8358 * genrecog.c (add_to_sequence): Likewise.
8360 2012-04-16 David Edelsohn <dje.gcc@gmail.com>
8362 * doc/install.texi (Specific, *-ibm-aix*): Update assembler bug status.
8364 2012-04-16 Martin Jambor <mjambor@suse.cz>
8366 * tree-sra.c (build_ref_for_model): Create COMPONENT_REFs only for
8369 2012-04-16 Ulrich Weigand <ulrich.weigand@linaro.org>
8372 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
8373 hints for 'A' operand types.
8375 2012-04-16 Jan Hubicka <jh@suse.cz>
8377 * cgraph.h (symtab_node_base): Add next and previous pointers.
8378 (cgraph_node): Remove next and preivous pointers.
8379 (varpool_node): Likewise; remove next/previous GTY marker;
8380 it is not type safe.
8381 (symtab_node_def): Update GTY marker
8382 (x_cgraph_nodes, cgraph_nodes): Remove.
8383 (symtab_nodes): New function.
8384 (cgraph_order): Rename to ...
8385 (symtab_order): ... this one.
8386 (symtab_register_node, symtab_unregister_node, symtab_remove_node):
8388 (x_varpool_nodes, varpool_nodes): Remove.
8389 (FOR_EACH_STATIC_VARIABLE): Update.
8390 (symtab_function_p, symtab_variable_p): New function.
8391 (FOR_EACH_VARIABLE): Update.
8392 (varpool_first_variable, varpool_next_variable): New functions.
8393 (FOR_EACH_VARIABLE): Update.
8394 (cgraph_first_defined_function): Update.
8395 (cgraph_next_defined_function, cgraph_next_defined_function): Update.
8396 (FOR_EACH_DEFINED_FUNCTION, FOR_EACH_FUNCTION): Update.
8397 (cgraph_first_function, cgraph_next_function): New.
8398 (FOR_EACH_FUNCTION): Update.
8399 (cgraph_first_function_with_gimple_body,
8400 cgraph_next_function_with_gimple_body): Update.
8401 * symtab.c: New file.
8402 * cgraph.c: Update copyright dates.
8403 (x_cgraph_nodes, cgraph_order): Remove.
8404 (NEXT_FREE_NODE): Update.
8405 (SET_NEXT_FREE_NODE): New.
8406 (cgraph_create_node_1): Remove common code.
8407 (cgraph_create_node): Remove common code; call symtab_register_node.
8408 (cgraph_remove_node): Remove common code; call symtab_unregister-node.
8409 (cgraph_add_asm_node): Update.
8410 (cgraph_clone_node): Register new node.
8411 * cgraphunit.c (process_function_and_variable_attributes): Update.
8412 (cgraph_analyze_functions): Update.
8413 (cgraph_analyze_functions): Update.
8414 (cgraph_output_in_order): Update.
8415 * lto-cgraph.c (input_node, input_varpool_node, input_cgraph_1):
8417 * ipa-inline.c (recursive_inlining): Update.
8418 * lto-streamer-in.c (lto_input_toplevel_asms): Update.
8419 * ipa.c (cgraph_remove_unreachable_nodes): Update.
8420 * Makefile.in: Add symtab.o
8421 * varpool.c (x_varpool_nodes): Remove
8422 (varpool_node): Remove common code; call symtab_register_node.
8423 (varpool_remove_node): Remove common code; call symtab_unregister_node.
8425 2012-04-16 Richard Guenther <rguenther@suse.de>
8428 * tree.h (VECTOR_CST_NELTS): Adjust.
8429 (struct tree_vector): Add explicit length field.
8430 (make_vector_stat): Declare.
8431 (make_vector): Define.
8432 * tree.c (make_vector_stat): New function.
8433 (build_vector_stat): Use it.
8434 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
8436 2012-04-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8438 PR tree-optimization/52976
8439 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): New function.
8440 (undistribute_ops_list): Ops with repeat counts aren't eligible for
8442 (attempt_builtin_powi): Call add_to_ops_vec_max_rank.
8444 2012-04-16 Jan Hubicka <jh@suse.cz>
8446 * cgraph.h (FOR_EACH_VARIABLE, FOR_EACH_VARIABLE, FOR_EACH_FUNCTION):
8448 * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Use FOR_EACH
8449 walkers to walk cgraph and varpool.
8450 * cgraph.c (cgraph_node_for_asm): Likewise.
8451 (dump_cgraph): Likewise.
8452 * value-prof.c (init_node_map): Likewise.
8453 * tree.c (free_lang_data_in_cgraph): Likewise.
8454 * tree-emutls.c: (ipa_lower_emutls): Likewise.
8455 * ipa-reference.c (generate_summary, propagate): Likewise.
8456 * cgraphunit.c (verify_cgraph, cgraph_process_same_body_aliases,
8457 cgraph_mark_functions_to_output, cgraph_output_in_order,
8458 output_weakrefs, cgraph_materialize_all_clones,
8459 cgraph_optimize): Likewise.
8460 * lto-cgraph.c (merge_profile_summaries): Likewise.
8461 (input_cgraph): Likewise.
8462 * ipa-pure-const.c (generate_summary): Likewise.
8463 (propagate): Likwise.
8464 * ipa-utils.c (ipa_reduced_postorder): Likewise.
8465 (ipa_free_postorder_info): Likewise.
8466 (ipa_reverse_postorder): Likewise.
8467 * ipa-inline.c (ipa_inline): Likewise.
8468 * matrix-reorg.c (find_matrices_decl): Likewise.
8469 (matrix_reorg): Likewise.
8470 * tree-vectorizer.c (increase_alignment): Likewise.
8471 * ipa.c (cgraph_remove_unreachable_nodes): Likewise.
8472 (function_and_variable_visibility): Likewise.
8473 (whole_program_function_and_variable_visibility): Likewise.
8474 (ipa_cdtor_merge): Likewise.
8475 * trans-mem.c (ipa_tm_execute): Likewise.
8476 * ipa-inline-analysis.c (dump_inline_summaries): Likewise.
8477 * ipa-prop.c (ipa_print_all_jump_functions): Likewise.
8478 (ipa_print_all_params): Likewise.
8479 (ipa_update_after_lto_read): Likewise.
8480 * tree-profie.c (tree_profiling): Likewise.
8481 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
8482 * passes.c (dump_passes): Likewise.
8483 (do_per_function): Likewise.
8484 (ipa_write_summaries): Likewise.
8485 * varpool.c (dump_varpool): Likewise.
8486 (varpool_node_for_asm): Likewise.
8487 (varpool_assemble_pending_decls): Likewise.
8489 2012-04-16 Richard Guenther <rguenther@suse.de>
8491 PR tree-optimization/52975
8492 * tree-if-conv.c (predicate_bbs): Do not simplify inverted
8493 condition but always mark it with TRUTH_NOT_EXPR.
8495 2012-04-16 Richard Guenther <rguenther@suse.de>
8497 PR tree-optimization/52975
8498 * tree-ssa-forwprop.c (combine_cond_exprs): New function.
8499 (ssa_forward_propagate_and_combine): Call it for COND_EXPRs
8500 and VEC_COND_EXPRs. Also combine into VEC_COND_EXPRs condition.
8501 * fold-const.c (operand_equal_p): Handle TARGET_MEM_REF.
8503 2012-04-14 Uros Bizjak <ubizjak@gmail.com>
8505 * config/i386/sse.md (ssse3_plusminus): New code iterator.
8506 (avx2_ph<plusminus_mnemonic>wv16hi3): Macroize insn from
8507 avx2_ph{add,adds,sub,subs}wv16hi3 using ssse3_plusminus code iterator.
8508 (ssse3_ph<plusminus_mnemonic>wv8hi3): Macroize insn from
8509 ssse3_ph{add,adds,sub,subs}wv8hi3 using ssse3_plusminus code iterator.
8510 (ssse3_ph<plusminus_mnemonic>wv4hi3): Macroize insn from
8511 ssse3_ph{add,adds,sub,subs}wv4hi3 using ssse3_plusminus code iterator.
8513 (avx2_ph<plusminus_mnemonic>dv8si3): Macroize insn from
8514 avx2_ph{add,adds,sub,subs}dv8si3 using plusminus code iterator.
8515 (ssse3_ph<plusminus_mnemonic>dv4si3): Macroize insn from
8516 ssse3_ph{add,adds,sub,subs}dv4si3 using plusminus code iterator.
8517 (ssse3_ph<plusminus_mnemonic>dv2si3): Macroize insn from
8518 ssse3_ph{add,adds,sub,subs}dv2si3 using plusminus code iterator.
8520 (xop_plus): New code iterator.
8521 (macs): New code attribute.
8523 (xop_p<macs><ssemodesuffix><ssemodesuffix>): Macroize insn from
8524 xop_pmacs{,s}{ww,dd} using xop_plus code iterator and VI24_128 mode
8526 (xop_p<macs>dql): Macroize insn from xop_pmacs{,s}dql using
8527 xop_plus code iterator.
8528 (xop_p<macs>dqh): Macroize insn from xop_pmacs{,s}dqh using
8529 xop_plus code iterator.
8530 (xop_p<macs>wd): Macroize insn from xop_pmacs{,s}wd using
8531 xop_plus code iterator.
8532 (xop_p<madcs>wd): Macroize insn from xop_pmadcs{,s}wd using
8533 xop_plus code iterator.
8535 (xop_phadd<u>bw): Macroize insn from xop_phadd{,u}bw usign
8536 any_extend code iterator.
8537 (xop_phadd<u>bd): Macroize insn from xop_phadd{,u}bd usign
8538 any_extend code iterator.
8539 (xop_phadd<u>bq): Macroize insn from xop_phadd{,u}bq usign
8540 any_extend code iterator.
8541 (xop_phadd<u>wd): Macroize insn from xop_phadd{,u}wd usign
8542 any_extend code iterator.
8543 (xop_phadd<u>wq): Macroize insn from xop_phadd{,u}wq usign
8544 any_extend code iterator.
8545 (xop_phadd<u>dq): Macroize insn from xop_phadd{,u}dq usign
8546 any_extend code iterator.
8548 2012-04-14 Tom de Vries <tom@codesourcery.com>
8550 * cfgcleanup.c (try_optimize_cfg): Replace call to delete_insn_chain by
8551 call to delete_insn. Remove code to reorder BASIC_BLOCK note and
8552 DELETED_LABEL note, and move it to ...
8553 * cfgrtl.c (delete_insn): ... here. Change return type to void.
8554 (delete_insn_and_edges): Likewise.
8555 (delete_insn_chain): Handle new return type of delete_insn. Delete
8556 chain backwards rather than forwards.
8557 * rtl.h (delete_insn, delete_insn_and_edges): Change return type to
8559 * cfglayout.c (fixup_reorder_chain): Delete unused label.
8561 2012-04-14 Jan Hubicka <jh@suse.cz>
8563 * cgraph.h: Update copyrights;
8564 (symtab_node): Turn to union typedef.
8565 (symtab_node_base): New structure.
8566 (symtab_type): Add SYMTAB_SYMBOL tag.
8567 (cgraph_node): Annotate some pinters with nested_ptr.
8568 (varpool_node): Likewise.
8569 (cgraph_local_info): Remove lto_file_data
8570 and externally_visible.
8571 (cgraph_node): Remove decl; same_comdat_group list;
8572 aux; ref_list; order; address_taken; reachable_from_other_parittion,
8573 in_other_partition; resolution.
8574 (varpool_node): Remove decl; same_comdat_group;
8575 ref_list; lto_file_data; aux; order; resolution; externally_visible;
8576 used_from_other_partition; in_other_partition.
8577 (symtab_node_def): New union.
8578 (cgraph, varpool): Update.
8579 (varpool_first_static_initializer, varpool_next_static_initializer,
8580 cgraph_only_called_directly_or_aliased_p,
8581 varpool_can_remove_if_no_refs, varpool_can_remove_if_no_refs,
8582 varpool_all_refs_explicit_p, cgraph_alias_aliased_node,
8583 varpool_alias_aliased_node, cgraph_edge_recursive_p): Update
8585 * cgraph.c: Likewise.
8586 (cgraph_hash, assembler_name_hash): Turn into symtab_node.
8587 * cgraphbuild.c: Likewise.
8588 * lto-symtab.c: Likewise.
8589 * c-gimplify.c: Likewise.
8590 * value-prof.c: Likewise.
8592 * ipa-cp.c: Likewise.
8593 * tree-emutls.c: Likewise.
8594 * ipa-inline-transform.c: Likwise.
8595 * ipa-reference.c: Likewise.
8596 * cgraphunit.c: Likewise.
8597 * ipa-ref.c: Likewise.
8598 * lto-cgraph.c: Likewise.
8599 * ipa-ref-inline.h: Likewise.
8600 * ipa-pure-const.c: Likewise.
8601 * lto-streamer-out.c: Likewise.
8602 * ipa-utils.c: Likewise.
8603 * ipa-inline.c: Likewise.
8604 * matrix-reorg.c: Likewise.
8605 * tree-eh.c: Likewise.
8606 * tree-vectorizer.c: Likewise.
8607 * ipa-split.c: Likewise.
8609 * trans-mem.c: Likewise.
8610 * ipa-inline-analysis.c: Likewise.
8611 * gimplify.c: Likewise.
8612 * cfgexpand.c: Likewise.
8613 * tree-sra.c: Likewise.
8614 * ipa-prop.c: Likewise.
8615 * varasm.c: Likewise.
8616 * tree-nested.c: Likewise.
8617 * tree-inline.c: Likewise.
8618 * tree-profile.c: Likewise.
8619 * tree-ssa-structalias.c: Likewise.
8620 * passes.c: Likewise.
8621 * varpool.c: Likewise.
8623 2012-04-14 Tom de Vries <tom@codesourcery.com>
8625 * tree-ssa-tail-merge.c (stmt_local_def): New function, factored out of
8626 same_succ_hash, with local_def inlined. Use SINGLE_SSA_DEF_OPERAND.
8627 Use FOR_EACH_IMM_USE_FAST instead of FOR_EACH_IMM_USE_STMT. Remove use
8629 (gsi_advance_fw_nondebug_nonlocal): New function.
8630 (local_def): Removed function.
8631 (same_succ_hash): Use stmt_local_def.
8632 (same_succ_equal): Use gsi_advance_fw_nondebug_nonlocal.
8633 (gsi_advance_bw_nondebug_nonlocal): Use stmt_local_def.
8635 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
8637 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
8638 and __ILP32__ for x32.
8640 2012-04-13 Martin Jambor <mjambor@suse.cz>
8643 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
8644 fold_ctor_reference returns a zero constant.
8646 2012-04-13 Enkovich Ilya <ilya.enkovich@intel.com>
8648 * config.gcc: Add i386/gnu-user-common.h before all
8649 i386/gnu-user.h and i386/gnu-user64.h usages.
8651 * config/i386/gnu-user-common.h: New.
8653 * config/i386/gnu-user.h (CPP_SPEC): Moved to gnu-user-common.h.
8654 (CC1_SPEC): Likewise.
8655 (ENDFILE_SPEC): Likewise.
8656 (DEFAULT_PCC_STRUCT_RETURN): Likewise.
8657 (TARGET_TLS_DIRECT_SEG_REFS_DEFAULT): Likewise.
8658 (TARGET_OS_CPP_BUILTINS): Likewise.
8659 (LIBGCC2_HAS_TF_MODE): Likewise.
8660 (LIBGCC2_TF_CEXT): Likewise.
8661 (TF_SIZE): Likewise.
8662 (TARGET_ASM_FILE_END): Likewise.
8663 (STACK_CHECK_MOVING_SP): Likewise.
8664 (STACK_CHECK_STATIC_BUILTIN): Likewise.
8665 * config/i386/gnu-user64.h: Likewise.
8667 2012-04-13 Martin Jambor <mjambor@suse.cz>
8669 * expr.c (expand_expr_real_1): Pass type, not the expression, to
8670 set_mem_attributes for a memory temporary. Do not call the function
8671 for the memory temporary created for a bitfield.
8673 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
8676 * df.h (enum debug_temp_where): New.
8677 (dead_debug_init, dead_debug_finish) Declare.
8678 (dead_debug_add, dead_debug_insert_temp): Declare.
8679 (struct dead_debug_use, struct dead_debug): Moved from...
8680 * df-problems.c: ... here.
8681 (df_set_unused_notes_for_mw): Bind debug uses of unused regno
8683 (df_create_unused_note): Likewise.
8684 (df_set_dead_notes_for_mw): Move comment where it belongs.
8685 (dead_debug_init): Export.
8686 (dead_debug_reset_uses): New, factored out of...
8687 (dead_debug_finish): ...this. Export.
8688 (dead_debug_reset): Remove.
8689 (dead_debug_add): Export.
8690 (dead_debug_insert_before): Rename to...
8691 (dead_debug_insert_temp): ... this. Add where argument. Export.
8692 Locate stored value for BEFORE_WITH_VALUE. Avoid repeat inserts.
8693 Return insertion count.
8694 (df_note_bb_compute): Adjust.
8695 * dce.c (word_dce_process_block): Adjust dead debug uses.
8696 (dce_process_block): Likewise.
8698 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
8700 * df-problems.c (df_note_bb_compute): Do not take note of
8701 debug uses for whose REGs we won't emit DEAD or UNUSED notes.
8703 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
8706 * var-tracking.c (expand_depth): New type.
8707 (onepart_aux, expand_loc_callback_data): Change depth type to it.
8708 (loc_exp_dep_alloc): Adjust initializer.
8709 (update_depth): Use new type. Add entryvals.
8710 (vt_expand_var_loc_chain): Take note of expansions with
8711 ENTRY_VALUEs, but don't accept them right away. Run an optional
8712 second pass accepting the minimum ENTRY_VALUE count found in the
8714 (vt_expand_loc_callback, INIT_ELCD): Adjust.
8716 2012-04-13 Tom de Vries <tom@codesourcery.com>
8718 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
8719 parameters vuse and vuse_escaped.
8720 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
8721 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
8724 2012-04-13 Richard Guenther <rguenther@suse.de>
8726 PR tree-optimization/52969
8727 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
8728 the condition for the COND_EXPR and handle predicate negation
8729 by swapping the COND_EXPR arms.
8731 2012-04-13 Nick Clifton <nickc@redhat.com>
8733 * config/rl78/rl78.c (rl78_devirt_pass): Remove use of
8734 TODO_dump_func flag.
8736 2012-04-13 Andrey Belevantsev <abel@ispras.ru>
8738 PR rtl-optimization/52203
8739 PR rtl-optimization/52715
8741 Revert the 2012-03-07 fix for PR 52203.
8742 * sel-sched.c (reset_sched_cycles_in_current_ebb): Check that
8743 the insn does not modify DFA right before issuing, adjust
8744 issue_rate accordingly.
8746 2012-04-13 Richard Guenther <rguenther@suse.de>
8749 * c-typeck.c (pointer_diff): Remove bogus assert.
8751 2012-04-13 Richard Guenther <rguenther@suse.de>
8754 * convert.c (convert_to_pointer): Remove special-casing of zero.
8756 2012-04-13 Joey Ye <joey.ye@arm.com>
8758 * config/arm/constraints.md (Pe): New constraint.
8759 * config/arm/arm.md: New split for imm 256-510.
8761 2012-04-13 Terry Guo <terry.guo@arm.com>
8763 * config/arm/arm-cores.def: Added core cortex-m0plus.
8764 * config/arm/arm-tune.md: Regenerated.
8765 * config/arm/arm-tables.opt: Regenerated.
8766 * doc/invoke.texi: Added entry for cpu ARM cortex-m0plus.
8768 2012-04-13 Alan Modra <amodra@gmail.com>
8771 * config/rs6000/rs6000.c (rs6000_emit_stack_tie): Rewrite with
8772 tie regs on destination of sets. Delete forward declaration.
8773 (rs6000_emit_stack_reset): Update rs6000_emit_stack_tie calls.
8774 (rs6000_emit_prologue): Likewise.
8775 (rs6000_emit_epilogue): Likewise. Use in place of gen_frame_tie
8777 (is_mem_ref): Use tie_operand to recognise stack ties.
8778 * config/rs6000/predicates.md (tie_operand): New.
8779 * config/rs6000/rs6000.md (restore_stack_block): Generate new
8781 (restore_stack_nonlocal): Likewise.
8782 (stack_tie): Update.
8783 (frame_tie): Delete.
8785 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8787 * tree-ssa-reassoc.c (attempt_builtin_powi_stats): Change %ld to
8788 HOST_WIDE_INT_PRINT_DEC in format strings.
8790 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
8793 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
8794 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
8795 * config/i386/sse.md (UNSPEC_VPERMVAR): New.
8796 (UNSPEC_VPERMSI, UNSPEC_VPERMSF): Remove.
8797 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
8798 (avx2_permvar<mode>): Macroize insn from avx2_permvarv8sf and
8799 avx2_permvarv8si using VI4F_256 mode iterator.
8800 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
8801 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
8802 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
8803 gen_avx2_permvarv8sf.
8804 (expand_vec_perm_pshufb): Ditto.
8806 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
8809 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
8810 the list of options to enable the FCFID instruction.
8811 (TARGET_EXTRA_BUILTINS): Adjust comment.
8813 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8815 PR tree-optimization/18589
8816 * tree-ssa-reassoc.c (reassociate_stats): Add two fields.
8817 (operand_entry): Add count field.
8818 (add_repeat_to_ops_vec): New function.
8819 (completely_remove_stmt): Likewise.
8820 (remove_def_if_absorbed_call): Likewise.
8821 (remove_visited_stmt_chain): Remove feeding builtin pow/powi calls.
8822 (acceptable_pow_call): New function.
8823 (linearize_expr_tree): Look for builtin pow/powi calls and add operand
8824 entries with repeat counts when found.
8825 (repeat_factor_d): New struct and associated typedefs.
8826 (repeat_factor_vec): New static vector variable.
8827 (compare_repeat_factors): New function.
8828 (get_reassoc_pow_ssa_name): Likewise.
8829 (attempt_builtin_powi): Likewise.
8830 (reassociate_bb): Call attempt_builtin_powi.
8831 (fini_reassoc): Two new calls to statistics_counter_event.
8833 2012-04-12 Richard Guenther <rguenther@suse.de>
8835 * Makefile.in (cgraphunit.o): Add $(EXCEPT_H) dependency.
8836 * cgraph.h (tree_rest_of_compilation): Remove.
8837 * cgraph.c (cgraph_add_new_function): Move ...
8838 * cgraphunit.c (cgraph_add_new_function): ... here.
8839 (tree_rest_of_compilation): Make static.
8840 (cgraph_expand_function): Do not set cgraph_function_flags_ready.
8841 * tree-optimize.c (gate_all_optimizations, pass_all_optimizations,
8842 gate_all_early_local_passes, execute_all_early_local_passes,
8843 pass_early_local_passes, gate_all_early_optimizations,
8844 pass_all_early_optimizations): Move ...
8845 * passes.c (gate_all_optimizations, pass_all_optimizations,
8846 gate_all_early_local_passes, execute_all_early_local_passes,
8847 pass_early_local_passes, gate_all_early_optimizations,
8848 pass_all_early_optimizations): ... here.
8849 * tree-optimize.c (execute_free_datastructures): Remove.
8850 * tree-flow.h (execute_free_datastructures): Remove.
8851 * tree-optimize.c (execute_init_datastructures,
8852 pass_init_datastructures): Move ...
8853 * tree-ssa.c (execute_init_datastructures,
8854 pass_init_datastructures): ... here.
8855 * cfgexpand.c (gimple_expand_cfg): Inline-expand call to
8856 execute_free_datastructures.
8858 2012-04-12 Bernd Schmidt <bernds@codesourcery.com>
8860 * dbgcnt.def (ira_move): New counter.
8861 * ira-int.h (ira_create_new_reg): Declare function.
8862 (first_moveable_pseudo, last_moveable_pseudo): Declare variables.
8863 * ira-emit.c (ira_create_new_reg): Renamed from craete_new_reg and
8864 no longer static. All callers changed.
8865 * ira.c: Include "dbgcnt.h".
8866 (rtx_moveable_p, insn_dominated_by_p, find_moveable_pseudos,
8867 move_unallocated_pseudos): New static functions.
8868 (first_moveable_pseudo, last_moveable_pseudo): New global variables.
8869 (pseudo_replaced_reg, pseudo_move_insn): New static variables.
8870 (ira): Call find_moveable_pseudos and move_unallocated_pseudos.
8871 * ira-costs.c (find_costs_and_classes): Assign a memory cost of zero
8872 to the pseudos generated in find_moveable_pseudos.
8873 * Makefile.in (ira.o): Add $(DBGCNT_H).
8875 2012-04-12 Richard Guenther <rguenther@suse.de>
8877 PR tree-optimization/52943
8878 * tree-chrec.h (chrec_is_positive): Remove.
8879 * tree-scalar-evolution.c (chrec_is_positive): Move ...
8880 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
8881 Return false for a constant zero instead of negative.
8882 (analyze_siv_subscript_cst_affine): Handle zero difference
8883 in the initial condition explicitely.
8885 2012-04-12 Richard Guenther <rguenther@suse.de>
8887 * tree-parloops.c (parallelize_loops): Also consult the upper
8888 bound for the number of iterations.
8889 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
8890 (loop_prefetch_arrays): Likewise.
8892 2012-04-12 Richard Guenther <rguenther@suse.de>
8894 * cfgloop.h (estimated_loop_iterations_int): Ditch
8895 'conservative' parameter.
8896 (max_stmt_executions_int): Likewise.
8897 (estimated_loop_iterations): Likewise.
8898 (max_stmt_executions): Likewise.
8899 (max_loop_iterations): Declare.
8900 (max_loop_iterations_int): Likewise.
8901 (estimated_stmt_executions): Likewise.
8902 (estimated_stmt_executions_int): Likewise.
8903 * tree-ssa-loop-niter.c (estimated_loop_iterations):
8905 (max_loop_iterations): ... this.
8906 (estimated_loop_iterations_int): Split parts to ...
8907 (max_loop_iterations_int): ... this.
8908 (max_stmt_executions_int): Split parts to ...
8909 (estimated_stmt_executions_int): ... this.
8910 (max_stmt_executions): Split parts to ...
8911 (estimated_stmt_executions): ... this.
8912 * graphite-sese-to-poly.c (build_loop_iteration_domains): Adjust.
8913 * predict.c (predict_loops): Likewise.
8914 * tree-data-ref.c (max_stmt_executions_tree): Likewise.
8915 (analyze_siv_subscript_cst_affine): Likewise.
8916 (compute_overlap_steps_for_affine_1_2): Likewise.
8917 (analyze_subscript_affine_affine): Likewise.
8918 (init_omega_for_ddr_1): Likewise.
8919 * tree-parloops.c (parallelize_loops): Likewise.
8920 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
8921 (may_eliminate_iv): Likewise.
8922 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
8923 (loop_prefetch_arrays): Likewise.
8924 * tree-vrp.c (adjust_range_with_scev): Likewise.
8926 2012-04-12 Oleg Endo <olegendo@gcc.gnu.org>
8928 * config/sh/sh.h (RETURN_ADDR_RTX): Use NULL_RTX instead of 0.
8929 * config/sh/sh.c (INSN_REGMODE_WEIGHT, CURR_REGMODE_PRESSURE):
8931 (dump_table): Use bool type for need_align and have_df variables.
8932 (find_barrier, sfunc_uses_reg): Use NULL_RTX instead of 0.
8933 (regs_used): Remove register modifier.
8934 (barrier_align): Move variables slot, credit, jump_to_next
8935 into if block above for loop. Use bool type for jump_to_next.
8936 (sh_function_arg): Use NULL_RTX instead of 0.
8938 2012-04-11 Andreas Schwab <schwab@linux-m68k.org>
8940 * config/m68k/m68k.md (rotrhi3+1): Name it rotrhi_lowpart.
8941 (bswapsi2): New expander.
8943 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
8945 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Defined to
8946 0x60000000 if __x86_64 is defined and __LP64__ isn't defined.
8948 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
8950 PR rtl-optimization/52876
8951 * emit-rtl.c (set_reg_attrs_from_value): Handle arbitrary value.
8952 Don't call mark_reg_pointer for incompatible pointer sign extension.
8954 * reginfo.c (reg_scan_mark_refs): Call set_reg_attrs_from_value
8957 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
8959 * fold-const.c (fold_unary_loc): Use GET_MODE_PRECISION for
8960 comparisons against TYPE_PRECISION.
8961 * tree-ssa-forwprop.c (combine_conversions): Likewise.
8963 2012-04-11 Xinliang David Li <davidxl@google.com>
8965 * tree-passes.h: Remove TODO_dump_func.
8966 * tree-ssa-tail-merge.c (tail_merge_optimize): Remove TODO_dump_func.
8967 * trans-mem.c: Remove TODO_dump_func.
8968 * ira.c: Remove TODO_dump_func.
8970 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
8972 * config/i386/i386.c (ix86_option_override_internal): Check
8973 SUBTARGET_OVERRIDE_OPTIONS and SUBSUBTARGET_OVERRIDE_OPTIONS
8974 after TARGET_64BIT is updated.
8976 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
8978 * config/sh/sh.h: Remove old secondary reload code.
8980 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
8982 * config/sh/sh.c (SCHED_REORDER): Merge macro into ...
8983 (ready_reorder): ... this function.
8985 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
8987 * sel-sched.c (sel_global_init): Swap order of sched_rgn_init and
8990 * haifa-sched.c (prune_ready_list): Rework handling of SCHED_GROUP_P
8991 insns so that no other insn is queued for a time before them.
8993 * config/c6x/c6x.md (load_got_gotoff): Set op_pattern attribute to
8996 2012-04-11 Richard Guenther <rguenther@suse.de>
8999 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
9000 consider loop nesting.
9001 (evolution_function_is_univariate_p): Properly check the remainder
9004 2012-04-11 Richard Guenther <rguenther@suse.de>
9007 * except.c (sjlj_emit_dispatch_table): Properly update loop structure.
9009 2012-04-11 Nick Clifton <nickc@redhat.com>
9011 * config/rl78/rl78.c (rl78_expand_prologue): Set stack use
9012 information, if requested.
9014 * config/rx/rx.c (rx_expand_prologue): Likewise.
9016 2012-04-11 Peter Bergner <bergner@vnet.ibm.com>
9017 Michael Matz <matz@suse.de>
9020 * rtlanal.c (unsigned_reg_p): New function.
9021 Update copyright notice dates.
9022 * rtl.h (unsigned_reg_p): Prototype it.
9023 Update copyright notice dates.
9024 * config/rs6000/rs6000.c (rs6000_generate_compare): Use it.
9026 * expr.c (expand_expr_real_1): Set register attributes.
9027 * stmt.c (expand_case): Likewise.
9029 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
9032 * config/sh/sh-protos.h (sh_legitimate_index_p): Add new arguments
9033 consider_sh2a and allow_zero.
9034 * config/sh/sh.c (sh_legitimate_index_p): Likewise.
9035 (disp_addr_displacement): New function.
9036 (sh_address_cost): Use disp_addr_displacement function instead
9037 of DISP_ADDR_OFFSET.
9038 (sh_legitimate_address_p): Adapt to changed
9039 sh_legitimate_index_p declaration.
9040 (sh_find_mov_disp_adjust): Remove HImode check.
9041 (sh_secondary_reload): Add HImode case. Use satisfies_constraint_Sdd,
9042 disp_addr_displacement and max_mov_insn_displacement.
9043 (max_mov_insn_displacement): Remove HImode check.
9044 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12,
9045 DISP_ADDR_P, DISP_ADDR_OFFSET): Remove.
9046 * config/sh/constraints.md (K05, K13): New constraints.
9047 (K12): Correct comment.
9048 (Sdd): Do not use DISP_ADDR_P macro.
9049 (Snd, Sbw): Use satisfies_constraint_Sdd.
9050 * config/sh/sh.md (extendhisi2): Remove constraints from expander.
9051 (*extendhisi2_compact, movhi_i): Remove.
9052 (*extendhisi2_compact_reg, *extendhisi2_compact_mem_disp,
9053 *extendhisi2_compact_mem_disp, *extendhisi2_compact_snd,
9054 *movhi_reg_reg, *movhi_store_mem_disp05, *movhi_store_mem_disp13,
9055 *movhi_load_mem_disp, *movhi_load_mem_disp, *movhi): New insns.
9056 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_mem_disp,
9057 *movqi_store_mem_disp04, *movqi_store_mem_disp12, *movqi_load_mem_disp,
9058 *movqi_load_mem_disp): Use sh_legitimate_index_p instead of
9060 Add new peepholes for HImode displacement addressing.
9062 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
9064 * config/sh/sh.h (SIDI_OFF): Remove.
9065 * config/sh/sh.md: Use gen_highpart and gen_lowpart to access
9066 DImode subregs instead of gen_rtx_REG or simplifly_gen_subreg
9069 2012-04-11 Eric Botcazou <ebotcazou@adacore.com>
9072 * doc/extend.texi (Other Builtins): Document __builtin_bswap16.
9073 (PowerPC AltiVec/VSX Built-in Functions): Remove it.
9074 * doc/md.texi (Standard Names): Add bswap.
9075 * builtin-types.def (BT_UINT16): New primitive type.
9076 (BT_FN_UINT16_UINT16): New function type.
9077 * builtins.def (BUILT_IN_BSWAP16): New.
9078 * builtins.c (expand_builtin_bswap): Add TARGET_MODE argument.
9079 (expand_builtin) <BUILT_IN_BSWAP16>: New case. Pass TARGET_MODE to
9080 expand_builtin_bswap.
9081 (fold_builtin_bswap): Add BUILT_IN_BSWAP16 case.
9082 (fold_builtin_1): Likewise.
9083 (is_inexpensive_builtin): Likewise.
9084 * optabs.c (expand_unop): Deal with bswap in HImode specially. Add
9085 missing bits for bswap to libcall code.
9086 * tree.c (build_common_tree_nodes): Build uint16_type_node.
9087 * tree.h (enum tree_index): Add TI_UINT16_TYPE.
9088 (uint16_type_node): New define.
9089 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_BSWAP_HI): Delete.
9090 * config/rs6000/rs6000.c (rs6000_expand_builtin): Remove handling of
9092 (rs6000_init_builtins): Likewise.
9093 * config/rs6000/rs6000.md (bswaphi2): Add TARGET_POWERPC predicate.
9095 2012-04-11 Tristan Gingold <gingold@adacore.com>
9097 * doc/extend.texi (Type Attributes): Move paragraph.
9099 2012-04-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
9102 * diagnostic.h (show_caret): Declare.
9103 (caret_max_width): Declare.
9104 (diagnostic_show_locus): Declare.
9105 * diagnostic.c (diagnostic_initialize): Initialize to false.
9106 (diagnostic_show_locus): New.
9107 (diagnostic_report_diagnostic): Call it.
9108 (getenv_columns): New.
9110 (diagnostic_set_caret_max_width): New.
9111 * input.c (read_line): New.
9112 (location_get_source_line): New.
9113 * input.h (location_get_source_line): Declare.
9114 * toplev.c (general_init): Initialize show_caret from options.
9115 * dwarf2out.c (gen_producer_string): Handle fdiagnostics-show-caret.
9116 * opts.c (common_handle_option): Likewise.
9117 * pretty-print.h (pp_get_prefix): New.
9118 (pp_base_get_prefix): New.
9119 * common.opt (fdiagnostics-show-caret): New option.
9120 * doc/invoke.texi (fdiagnostics-show-caret): Document it.
9122 2012-04-11 Richard Guenther <rguenther@suse.de>
9124 PR rtl-optimization/52881
9125 * ifcvt.c (find_if_case_2): Avoid speculating loop latches.
9127 2012-04-11 Richard Guenther <rguenther@suse.de>
9129 PR tree-optimization/52912
9130 * tree-ssa-threadupdate.c (thread_block): Tell the cfg
9131 manipulation code we are threading through a loop header
9132 to an exit destination.
9134 2012-04-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
9136 * tree.h (warn_if_unused_value): Move declaration from here.
9137 * stmt.c (warn_if_unused_value): Move definition from here.
9139 2012-04-10 Michael Matz <matz@suse.de>
9141 * tree-vectorizer.h (_loop_vec_info.strided_stores): Rename to
9143 (LOOP_VINFO_STRIDED_STORES): Rename to LOOP_VINFO_GROUPED_STORES.
9144 (struce _bb_vec_info.strided_stores): Rename to grouped_stores.
9145 (BB_VINFO_STRIDED_STORES): Rename to BB_VINFO_GROUPED_STORES.
9146 (STMT_VINFO_STRIDED_ACCESS): Rename to STMT_VINFO_GROUPED_ACCESS.
9147 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
9148 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
9149 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
9150 (vect_record_strided_load_vectors): Rename to
9151 vect_record_grouped_load_vectors.
9152 * tree-vect-data-refs.c (vect_update_misalignment_for_peel):
9153 Rename use of above macros.
9154 (vect_verify_datarefs_alignment): Ditto.
9155 (vector_alignment_reachable_p): Ditto.
9156 (vect_peeling_hash_get_lowest_cost): Ditto.
9157 (vect_enhance_data_refs_alignment): Ditto.
9158 (vect_analyze_group_access): Ditto and rename stride to groupsize.
9159 (vect_analyze_data_ref_access): Rename "strided" to "grouped".
9160 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
9161 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
9162 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
9163 (vect_record_strided_load_vectors): Rename to
9164 vect_record_grouped_load_vectors.
9165 * tree-vect-loop.c (new_loop_vec_info): Rename use of above macros.
9166 (destroy_loop_vec_info): Ditto.
9167 (vect_transform_loop): Ditto and rename strided_store to grouped_store.
9168 * tree-vect-slp.c (vect_build_slp_tree): Rename use of above macros.
9169 (vect_analyze_slp): Ditto.
9170 (new_bb_vec_info): Ditto.
9171 (destroy_bb_vec_info): Ditto.
9172 (vect_schedule_slp_instance): Ditto and rename strided_store to
9174 * tree-vect-stmts.c (vect_cost_strided_group_size): Rename to
9175 vect_cost_group_size.
9176 (vect_model_store_cost): Rename use of above macros and call
9177 to vect_cost_strided_group_size.
9178 (vect_model_load_cost): Ditto.
9179 (vectorizable_store): Ditto, rename strided_store to grouped_store
9180 and calls to renamed tree-vectorizer.h functions.
9181 (vectorizable_load): Ditto.
9182 (vect_transform_stmt): Rename use of above macros and strided_store
9185 2012-04-10 Jan Hubicka <jh@suse.cz>
9187 * cgraph.h: Remove misledaing comment on ipa-ref.h.
9188 (symtab_type): New enum.
9189 (symtab_node): New structure.
9190 (cgraph_node, varpool_node): Add symbol base type.
9191 (cgraph, varpool): New accestor functions.
9192 * cgraph.c (cgraph_create_node_1): Set symbol type.
9193 * varpool.c (varpool_node): Set symbol type.
9195 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
9196 Richard Sandiford <rdsandiford@googlemail.com>
9198 * fwprop.c (propagate_rtx): Also set PR_CAN_APPEAR for subregs.
9200 2012-04-10 Richard Guenther <rguenther@suse.de>
9203 * gimple-low.c (gimple_check_call_args): Properly account for
9204 compatible aggregate types.
9206 2012-04-10 Richard Guenther <rguenther@suse.de>
9208 * toplev.h (tree_rest_of_compilation): Remove.
9209 * tree-optimize.c (tree_rest_of_compilation): Likewise.
9210 * cgraph.h (tree_rest_of_compilation): Declare.
9211 * tree-optimize.c (tree_rest_of_compilation): Move ...
9212 * cgraphunit.c (tree_rest_of_compilation): ... here.
9213 * cgraph.c (cgraph_add_new_function): Adjust.
9214 * Makefile.in (tree-optimize.o): Adjust.
9215 (cgraphunit.o): Likewise.
9217 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
9219 PR tree-optimization/52870
9220 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
9221 presumed pattern statement is within the same loop or basic block.
9223 2012-04-10 Tristan Gingold <gingold@adacore.com>
9225 * gengtype.c (main): Make uintptr_t a known type.
9227 2012-04-10 Richard Guenther <rguenther@suse.de>
9229 * tree-pass.h (tree_lowering_passes): Remove.
9230 * tree-optimize.c (tree_lowering_passes): Remove.
9231 * cgraph.c (cgraph_add_new_function): Inline relevant parts
9232 of tree_lowering_passes, avoid redundant call of early local passes.
9233 * cgraphunit.c (cgraph_lower_function): Fold into ...
9234 (cgraph_analyze_function): ... its single caller. Inline
9235 relevant parts of tree_lowering_passes.
9237 2012-04-09 H.J. Lu <hongjiu.lu@intel.com>
9240 * config/pa/pa.opt: Remove SIO and GNU_LD.
9242 2012-04-09 Jan Hubicka <jh@suse.cz>
9247 * lto-cgraph.c (compute_ltrans_boundary): When alias is in the
9248 boundary, add its target too.
9249 * lto.c (add_references_to_partition): Add also aliased nodes.
9250 (add_cgraph_node_to_partition,
9251 add_varpool_node_to_partition): Work on nodes, not functions/variables;
9252 when adding alias, add also the aliased object.
9254 2012-04-09 Uros Bizjak <ubizjak@gmail.com>
9257 * config/i386/predicates.md (x86_64_zext_general_operand): Prevent
9258 VOIDmode immediate operands.
9259 * config/i386/constraints.md (Wz): New constraint.
9260 * config/i386/i386.md (*zero_extendsidi2_rex64): Use Wz instead of Z.
9262 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
9265 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
9266 the DECL generated for the special GOT helper.
9268 2012-04-09 Oleg Endo <olegendo@gcc.gnu.org>
9270 * config/sh/constraints.md: Update list of constraints in
9272 (Sr0): Remove unused memory constraint.
9274 2012-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
9276 * tree-pretty-print.h: Update comment.
9278 2012-04-08 Oleg Endo <olegendo@gcc.gnu.org>
9280 * config/sh/sh.md: Use braced string notation where applicable.
9281 (*prefetch_i4, prefetch_m2a): Merge into ...
9282 (*prefetch): ... this new insn.
9284 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
9286 * config/sh/sh.h (high_life_started): Remove
9287 * config/sh/predicates.md (general_movdst_operand): Use
9288 'reload_in_progress' instead of 'high_life_started'.
9289 * config/sh/sh.md (divsi_inv_call, *divsi_inv_call_combine,
9290 divsi_inv_fp): Likewise.
9292 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
9294 * config/sh/sh-protos.h (prepare_move_operands): Return void
9296 * config/sh/sh.c (prepare_move_operands): Likewise.
9297 * config/sh/sh.md: Remove return value checks of prepare_move_operands.
9299 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
9301 * config/sh/sh-protos.h (fp_int_operand, symbol_ref_operand,
9302 general_movsrc_operand, general_movdst_operand, arith_reg_operand,
9303 fp_arith_reg_operand, arith_operand, arith_reg_or_0_operand,
9304 logical_operand, fpscr_operand, fpul_operand, expand_fp_branch,
9305 commutative_float_operator, noncommutative_float_operator,
9306 sh_handle_pragma): Remove.
9308 2012-04-06 Sandra Loosemore <sandra@codesourcery.com>
9310 * doc/invoke.texi: Clean up Texinfo markup throughout the file.
9311 Use @option markup on command-line options. Use @samp markup on
9312 literal keywords to options. Use @code markup on code fragments.
9313 Use other markup in preference to quotation marks in the text.
9314 Add markup to some passages without any.
9316 2012-04-06 Mike Stump <mikestump@comcast.net>
9318 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Avoid warning.
9320 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
9322 * config/sh/sh.c (hi_const): Remove.
9323 (find_barrier, sh_reorg): Use satisfies_constraint_I16 instead
9326 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
9328 * config/sh/sh-protos.h (sh_expand_t_scc): Change return type from int
9330 * config/sh/sh.c (sh_expand_t_scc): Likewise.
9331 * config/sh/sh.md (cstoresi4, cstoredi4): Remove GET_CODE checks before
9332 calling sh_expand_t_scc.
9334 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
9336 * config/sh/sh-protos.h (fp_zero_operand, fp_one_operand,
9337 nonpic_symbol_mentioned_p, expand_block_move, expand_ashiftrt,
9338 sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext, system_reg_operand,
9339 reg_unused_after, sh_can_redirect_branch, sh_need_epilogue, fldi_ok,
9340 sh_hard_regno_rename_ok, sh_cfun_interrupt_handler_p,
9341 sh_cfun_resbank_handler_p, sh_attr_renesas_p, sh_cfun_attr_renesas_p,
9342 check_use_sfunc_addr, sh_contains_memref_p, sh_loads_bankedreg_p,
9343 sh2a_is_function_vector_call): Use bool as return type.
9344 (sh_pass_in_reg_p): Remove.
9345 * config/sh/sh.c (broken_move, mova_p, noncall_uses_reg, high_pressure,
9346 flow_dependent_p, sh2a_function_vector_p, expand_block_move,
9347 expand_ashiftrt, sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext,
9348 sh_need_epilogue, sh2a_is_function_vector_call, sh_attr_renesas_p,
9349 sh_cfun_attr_renesas_p, sh_cfun_interrupt_handler_p,
9350 sh_cfun_resbank_handler_p, system_reg_operand, fp_zero_operand,
9351 fp_one_operand, fldi_ok, reg_unused_after, sh_can_redirect_branch,
9352 sh_hard_regno_rename_ok, check_use_sfunc_addr, sh_contains_memref_p,
9353 sh_loads_bankedreg_p): Use bool as return type.
9354 (nonpic_symbol_mentioned_p): Use bool as return type. Remove
9355 'register' modifier.
9357 2012-04-06 Matt Turner <mattst88@gmail.com>
9359 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
9361 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
9363 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
9364 of the destination isn't also a FP_REGS register.
9366 2012-04-05 Teresa Johnson <tejohnson@google.com>
9367 H.J. Lu <hongjiu.lu@intel.com>
9369 * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_LCP_STALL.
9370 * config/i386/i386.md (move immediate to memory peephole2):
9371 Add cases for HImode move when LCP stall avoidance is needed.
9372 * config/i386/i386.c (initial_ix86_tune_features): Initialize
9373 X86_TUNE_LCP_STALL entry.
9375 2012-04-05 Uros Bizjak <ubizjak@gmail.com>
9378 * config/i386/i386.c (ix86_decompose_address): Allow VOIDmode
9379 CONST_INT operands, zero-extended with AND.
9381 2012-04-05 Oleg Endo <olegendo@gcc.gnu.org>
9384 * config/sh/sh.c (sh_find_mov_disp_adjust): Take machine_mode as the
9385 first argument instead of mode size. Move displacement calculations
9387 (mov_insn_size, max_mov_insn_displacement, mov_insn_alignment_mask):
9388 ... these new functions.
9389 (disp_adjust): Remove max_mov_disp field.
9390 (sh_legitimate_index_p): Use max_mov_insn_displacement and
9391 mov_insn_alignment_mask.
9392 (sh_address_cost): Use max_mov_insn_displacement.
9394 2012-04-05 Andrew Stubbs <ams@codesourcery.com>
9396 * config/arm/arm.md (arch): Add neon_onlya8 and neon_nota8.
9397 (arch_enabled): Handle new arch types.
9398 (one_cmpldi2): Add NEON support.
9400 2012-04-05 Richard Guenther <rguenther@suse.de>
9402 * gimple.c (walk_gimple_op): Compute val_only for the LHS
9403 of an assigment in the canonical way, avoiding is_gimple_mem_rhs.
9404 (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt): Move ...
9405 * gimplify.c (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
9406 ... here and make static.
9407 * gimple.h (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
9410 2012-04-05 Richard Guenther <rguenther@suse.de>
9412 * tree-ssa-dse.c (dse_optimize_stmt): Remember the stmt
9413 basic-block before removing it.
9415 2012-04-05 Richard Guenther <rguenther@suse.de>
9417 * tree-ssanames.c (release_dead_ssa_names): Compact the SSA
9418 version namespace as we release the freelist.
9420 2012-04-05 Richard Guenther <rguenther@suse.de>
9422 * tree-nrv.c (tree_nrv): Release VDEFs.
9423 * tree-sra.c (sra_modify_constructor_assign): Likewise.
9424 (sra_modify_assign): Likewise.
9425 * tree-vect-stmts.c (vect_remove_stores): Likewise.
9426 * tree-vect-loop.c (vect_transform_loop): Likewise.
9427 * tree-ssa-dom.c (optimize_stmt): Likewise.
9428 * tree-vect-slp.c (vect_schedule_slp): Likewise.
9429 * tree-ssa-math-opts.c (execute_cse_sincos): Likewise.
9431 2012-04-05 Richard Guenther <rguenther@suse.de>
9433 * gimple-iterator.c (gsi_remove): Return whether EH edges need to be
9435 * gimple.h (gsi_remove): Adjust.
9436 * tree-ssa-operands.c (unlink_stmt_vdef): Optimize.
9437 * tree-ssa-dom.c (optimize_stmt): Use gsi_remove result.
9438 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
9439 * tree-ssa-forwprop.c (remove_prop_source_from_use): Likewise.
9440 * tree-ssa-math-opts.c (execute_optimize_widening_mul): Likewise.
9441 * tree-ssa-pre.c (eliminate): Likewise.
9443 2012-04-04 Mike Stump <mikestump@comcast.net>
9445 * doc/rtl.texi (const_double): Document as sign-extending.
9446 * expmed.c (expand_mult): Ensure we don't use shift incorrectly.
9447 * emit-rtl.c (immed_double_int_const): Refine to state the
9449 * simplify-rtx.c (mode_signbit_p): Add a fixme for wider than
9450 CONST_DOUBLE integers.
9451 (simplify_const_unary_operation, UNSIGNED_FLOAT): Ensure no
9452 negative values are converted. Fix conversions bigger than
9453 HOST_BITS_PER_WIDE_INT.
9454 (simplify_binary_operation_1): Ensure we don't use shift incorrectly.
9455 (simplify_immed_subreg): Sign-extend CONST_DOUBLEs.
9456 * explow.c (plus_constant_mode): Add.
9457 (plus_constant): Implement with plus_constant_mode.
9458 * rtl.h (plus_constant_mode): Add.
9460 2012-04-04 Richard Guenther <rguenther@suse.de>
9462 PR tree-optimization/52808
9463 * tracer.c (tail_duplicate): Do not tail-duplicate loop header blocks.
9464 * Makefile.in (tracer.o): Depend on $(CFGLOOP_H).
9466 2012-04-04 Tristan Gingold <gingold@adacore.com>
9468 * expr.c (expand_expr_real_2): Handle larger sizetype in
9471 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
9473 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
9474 to m2a-single instead of m2e.
9476 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
9478 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
9479 Change type of BITOFFSET to signed. Make sure the lower bound of
9480 the computed range is non-negative by adjusting OFFSET and BITPOS.
9481 (expand_assignment): Adjust call to get_bit_range.
9483 2012-04-03 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
9485 * h8300/h8300.c (h8300_current_function_monitor_function_p):
9486 New function. Added to check monitor functions.
9487 (h8300_option_override): Modified to generate error/warning
9488 messages for invalid combinations of different command line
9490 * h8300/h8300.md: Generate 'rte' for monitor functions. Do not
9491 save EXR on stack for monitor function in case of H8S target
9492 when "-mno-exr" is passed.
9493 * h8300/h8300-protos.h (h8300_current_function_monitor_function_p):
9495 * doc/invoke.texi: Document H8S options.
9497 2012-04-03 Tristan Gingold <gingold@adacore.com>
9499 * configure.ac: Use GCC_AC_FUNC_MMAP_BLACKLIST instead
9500 of gcc_AC_FUNC_MMAP_BLACKLIST.
9501 * acinclude.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Remove.
9502 * Makefile.in (aclocal_deps): Add mmap.m4.
9503 * configure: Regenerate.
9504 * aclocal.m4: Regenerate.
9506 2012-04-03 Richard Guenther <rguenther@suse.de>
9508 PR tree-optimization/52808
9509 * tracer.c (tail_duplicate): Return whether we have duplicated
9511 (tracer): If we have duplicated any block, cleanup the CFG.
9512 * cfghooks.c (duplicate_block): If we duplicated a loop
9513 header but not its loop, destroy the loop because it now has
9515 * tree-ssa-threadupdate.c (thread_through_loop_header): Tell
9516 the cfg manipulation routines we are not creating a multiple
9519 2012-04-03 Tristan Gingold <gingold@adacore.com>
9521 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle
9523 (vms_c_common_override_options): Allow parameterless variadic
9526 2012-04-03 Jakub Jelinek <jakub@redhat.com>
9528 PR tree-optimization/52835
9529 * tree-data-ref.c (build_rdg): Return NULL if
9530 compute_data_dependences_for_loop failed.
9532 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
9534 * varasm.c (initializer_constant_valid_for_bitfield_p): Return true
9535 for REAL_CST as well.
9536 (output_constructor): Use RECORD_OR_UNION_TYPE_P predicate.
9537 In the bitfield case, if the value is a REAL_CST, convert it first to
9540 2012-04-02 H.J. Lu <hongjiu.lu@intel.com>
9542 * config.gcc: Use i386/biarchx32.h instead of i386/biarch64.h
9543 for --with-abi={x32|mx32} or --with-multilib-list=mx32.
9544 (supported_defaults): Add abi for i[34567]86-*-* and x86_64-*-*.
9546 * config/i386/biarchx32.h: New.
9548 2012-04-02 Anatoly Sokolov <aesok@post.ru>
9550 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Remove.
9551 * config/arm/arm.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
9552 (arm_preferred_reload_class): New function.
9554 2012-04-02 Richard Guenther <rguenther@suse.de>
9556 PR tree-optimization/52756
9557 * tree-ssa-threadupdate.c (def_split_header_continue_p): New function.
9558 (thread_through_loop_header): After threading through the loop latch
9559 remove the split part from the loop and clear further threading
9560 opportunities that would create a multiple entry loop.
9562 2012-04-02 Richard Guenther <rguenther@suse.de>
9564 PR rtl-optimization/52800
9565 * cprop.c (execute_rtl_cprop): Call cleanup_cfg with
9566 CLEANUP_CFG_CHANGED.
9568 2012-04-02 Richard Guenther <rguenther@suse.de>
9571 * loop-init.c (gate_handle_loop2): Destroy loops here if
9572 we don't enter RTL loop optimizers.
9574 2012-04-02 Uros Bizjak <ubizjak@gmail.com>
9577 2012-03-29 Richard Guenther <rguenther@suse.de>
9579 * rtl.h (extended_count): Remove.
9580 * combine.c (extended_count): Remove.
9582 2012-04-02 Dodji Seketeli <dodji@redhat.com>
9585 * pt.c (more_specialized_fn): Don't apply decay conversion to
9586 types of function parameters.
9588 2012-04-02 Tristan Gingold <gingold@adacore.com>
9590 * ggc-page.c (PAGE_L1_SIZE, PAGE_L2_SIZE, LOOKUP_L1, LOOKUP_L2)
9591 (ggc_allocated_p, lookup_page_table_entry, set_page_table_entry)
9592 (alloc_page, init_ggc, clear_marks, struct ggc_pch_data)
9593 (ggc_pch_this_base): Use uintptr_t instead of size_t.
9595 2012-03-31 H.J. Lu <hongjiu.lu@intel.com>
9598 * config/i386/i386.c (ix86_option_override_internal): Don't
9599 check TARGET_64BIT if TARGET_64BIT_DEFAULT is false.
9601 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
9603 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
9604 (stmt_can_make_abnormal_goto): Use it.
9605 (is_ctrl_altering_stmt): Likewise.
9607 2012-03-30 Naveen H.S <naveen.S@kpitcummins.com>
9608 Kaz Kojima <kkojima@gcc.gnu.org>
9610 * config/sh/sh.c (push_regs): Skip banked registers when
9611 resbank attribute is specified.
9612 (sh_expand_epilogue): Likewise.
9614 2012-03-30 Richard Henderson <rth@redhat.com>
9617 * combine-stack-adj.c (prev_active_insn_bb): New.
9618 (next_active_insn_bb): New.
9619 (force_move_args_size_note): New.
9620 (combine_stack_adjustments_for_block): Use it.
9622 2012-03-30 Richard Henderson <rth@redhat.com>
9624 * config/i386/i386.c (struct expand_vec_perm_d): Add one_operand_p.
9625 (ix86_expand_vector_init_duplicate): Initialize it.
9626 (expand_vec_perm_palignr): Likewise.
9627 (ix86_expand_vec_perm_const): Likewise.
9628 (ix86_vectorize_vec_perm_const_ok): Likewise.
9629 (expand_vec_perm_blend): Use it.
9630 (expand_vec_perm_vpermil): Likewise.
9631 (expand_vec_perm_pshufb): Likewise.
9632 (expand_vec_perm_1): Likewise.
9633 (expand_vec_perm_pshuflw_pshufhw): Likewise.
9634 (expand_vec_perm_interleave2): Likewise.
9635 (expand_vec_perm_vpermq_perm_1): Likewise.
9636 (expand_vec_perm_vperm2f128): Likewise.
9637 (expand_vec_perm_interleave3): Likewise.
9638 (expand_vec_perm_vperm2f128_vblend): Likewise.
9639 (expand_vec_perm_vpshufb2_vpermq): Likewise.
9640 (expand_vec_perm_vpshufb2_vpermq_even_odd): Likewise,.
9641 (expand_vec_perm_broadcast): Likewise.
9642 (expand_vec_perm_vpshufb4_vpermq2): Likewise.
9644 2012-03-30 Richard Henderson <rth@redhat.com>
9646 * dwarf2out.c (gen_variable_die): Initialize off.
9648 2012-03-30 Tristan Gingold <gingold@adacore.com>
9650 * config/vms/vms-f.c: New file.
9651 * config/vms/t-vms (vms-f.o): New rule.
9652 * config.gcc (*-*-*vms*): Define fortran_target_objs.
9654 2012-03-30 Richard Guenther <rguenther@suse.de>
9656 PR tree-optimization/52754
9657 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
9658 propagate arbitrary addresses into really plain dereferences.
9660 2012-03-30 Richard Guenther <rguenther@suse.de>
9663 * except.c (emit_to_new_bb_before): Move loop updating ...
9664 (dw2_build_landing_pads): ... here. Use a proper block for
9665 querying the loop father.
9667 2012-03-30 Tristan Gingold <gingold@adacore.com>
9669 * config/ia64/ia64.c (ia64_section_type_flags): Remove
9670 common_object attribute handling.
9671 (SECTION_VMS_OVERLAY): Remove
9672 (ia64_vms_common_object_attribute): Replace abort with an assert.
9673 Do not set DECL_SECTION_NAME.
9674 (ia64_vms_output_aligned_decl_common): Handle common_object
9676 (ia64_vms_elf_asm_named_section): Remove.
9677 * config/ia64/vms.h (TARGET_ASM_NAMED_SECTION): Remove.
9679 2012-03-30 Richard Guenther <rguenther@suse.de>
9682 * double-int.c (rshift_double): Remove not needed cast.
9684 2012-03-30 Richard Guenther <rguenther@suse.de>
9686 * tree-affine.h (print_aff): Remove.
9687 * tree-affine.c (print_aff): Make static.
9688 * tree-data-ref.h (access_matrix_get_index_for_parameter): Remove.
9689 (get_references_in_stmt): Likewise.
9690 (print_direction_vector): Likewise.
9691 (print_dir_vectors): Likewise.
9692 (print_dist_vectors): Likewise.
9693 (dump_subscript): Likewise.
9694 (dump_ddrs): Likewise.
9695 (dump_dist_dir_vectors): Likewise.
9696 (dump_data_references): Likewise.
9697 (dump_data_dependence_relation): Likewise.
9698 (dump_data_dependence_direction): Likewise.
9699 (dump_rdg_vertex): Likewise.
9700 (dump_rdg_component): Likewise.
9701 (debug_ddrs): Declare.
9702 (struct data_ref_loc_d): Move ...
9703 * tree-data-ref.c (struct data_ref_loc_d): ... here.
9704 (get_references_in_stmt): Make static.
9705 (dump_data_references): Likewise.
9706 (dump_subscript): Likewise.
9707 (print_direction_vector): Likewise.
9708 (print_dir_vectors): Likewise.
9709 (print_dist_vectors): Likewise.
9710 (dump_data_dependence_relation): Likewise.
9711 (dump_dist_dir_vectors): Likewise.
9712 (dump_ddrs): Likewise.
9713 (dump_rdg_vertex): Likewise.
9714 (dump_rdg_component): Likewise.
9715 (debug_ddrs): New function.
9716 (access_matrix_get_index_for_parameter): Remove.
9718 2012-03-30 Tristan Gingold <gingold@adacore.com>
9720 * config/vms/vms.c (VMS_CRTL_FLOAT32): Rename.
9721 (VMS_CRTL_FLOAT64, VMS_CRTL_FLOAT64_VAXD): New.
9722 (VMS_CRTL_FLOAT128, VMS_CRTL_DPML, VMS_CRTL_NODMPL)
9723 (VMS_CRTL_32ONLY, VMS_CRTL_G_MASK, VMS_CRTL_G_NONE)
9724 (VMS_CRTL_GA, VMS_CRTL_GL, VMS_CRTL_FLOATV2): New.
9725 (vms_patch_builtins): Handle new flags
9726 * config/vms/vms-crtlmap.map: Completed using nm on
9727 c and math system libraries.
9728 * config/vms/make-crtlmap.awk: Handle any number of flags.
9730 2012-03-30 Martin Jambor <mjambor@suse.cz>
9732 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
9733 is a builtin_stack_save in a dominating BB.
9735 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
9737 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
9738 crossing 128bit lane boundary.
9740 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
9742 * ira-color.c (setup_left_conflict_sizes_p): Process all
9743 conflicting objects.
9745 2012-03-29 Jakub Jelinek <jakub@redhat.com>
9747 PR tree-optimization/52760
9748 * tree-vect-slp.c (vect_get_constant_vectors): Convert constant_p
9749 shift count for {L,R}{SHIFT,ROTATE}_EXPR to TREE_TYPE (vector_type).
9751 2012-03-29 Richard Guenther <rguenther@suse.de>
9753 * cgraph.h (cgraph_materialize_all_clones): Remove.
9754 (reset_inline_failed): Likewise.
9755 * cgraphunit.c (cgraph_materialize_all_clones): Make static.
9756 * cgraphbuild.c (reset_inline_failed): Remove.
9757 * rtl.h (cse_main): Remove.
9758 (extended_count): Likewise.
9759 * cse.c (dump_class): Mark as DEBUG_FUNCTION.
9760 (cse_main): Make static.
9761 * combine.c (extended_count): Remove.
9762 (dump_combine_stats): Mark as DEBUG_FUNCTION.
9763 * basic-block.h (reorder_basic_blocks): Remove.
9764 * bb-reorder.c (reorder_basic_blocks): Make static.
9765 * Makefile.in (dse.o): Remove dse.h dependency.
9767 * dse.c (gate_dse): Remove.
9768 (clear_alias_mode_eq): Likewise.
9769 (clear_alias_mode_hash): Likewise.
9770 (dse_record_singleton_alias_set): Likewise.
9771 (dse_invalidate_singleton_alias_set): Likewise.
9773 2012-03-29 H.J. Lu <hongjiu.lu@intel.com>
9775 * config/linux-android.h (ANDROID_STARTFILE_SPEC): Use
9776 crtbegin_so%O%s for -shared.
9777 (ANDROID_ENDFILE_SPEC): Use crtend_so%O%s for -shared.
9779 2012-03-29 Richard Guenther <rguenther@suse.de>
9781 * tree-flow.h (struct pre_expr_d): Remove forward declaration.
9782 (add_to_value): Remove.
9783 (print_value_expressions): Likewise.
9784 * tree-ssa-pre.c (add_to_value): Make static.
9785 (print_value_expressions): Likewise.
9786 * gimple.h (gimple_adjust_this_by_delta): Remove.
9787 * gimple-fold.c (gimple_adjust_this_by_delta): Likewise.
9789 2012-03-29 Richard Guenther <rguenther@suse.de>
9792 * double-int.h (rshift_double): Remove.
9793 * double-int.c (lshift_double): Use absu_hwi to make count positive.
9794 (rshift_double): Make static, take unsigned count argument,
9795 remove handling of negative count argument.
9796 (double_int_rshift): Dispatch to lshift_double.
9798 2012-03-28 H.J. Lu <hongjiu.lu@intel.com>
9800 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Add
9803 * config/i386/gnu-user64.h (SPEC_64): Support TARGET_BI_ARCH == 2.
9804 (SPEC_X32): Likewise.
9805 (MULTILIB_DEFAULTS): Likewise.
9807 * config/i386/i386.c (isa_opts): Remove -m64.
9808 (ix86_target_string): Properly handle -m32/-m64/-mx32.
9809 (ix86_option_override_internal): Properly
9810 set OPTION_MASK_ISA_64BIT and OPTION_MASK_ISA_X32 as well as
9811 handle -m32, -m64 and -mx32.
9813 * config/i386/i386.h (TARGET_X32): Replace OPTION_ISA_X32
9814 with OPTION_ABI_X32. Moved after TARGET_LP64.
9815 (TARGET_LP64): Changed to OPTION_ABI_64.
9817 * config/i386/i386.opt (m64): Replace ISA_64BIT with ABI_64.
9818 (mx32): Replace ISA_X32 with ABI_X32.
9820 2012-03-28 Eric Botcazou <ebotcazou@adacore.com>
9822 * tree.c (tree_size) <VECTOR_CST>: New case.
9824 2012-03-28 Uros Bizjak <ubizjak@gmail.com>
9826 * config/i386/i386.c (ix86_modes_tieable_p): Handle 32bit AVX modes.
9827 (ix86_expand_vector_move_misalign): Remove un-needed gen_lowpart calls.
9829 2012-03-28 Jakub Jelinek <jakub@redhat.com>
9832 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
9833 __builtin_va_start to __builtin_next_arg if the latter is
9834 builtin_decl_explicit_p rather than when it is not.
9837 * tree-vect-generic.c (vector_element): Perform multiplication
9838 for pos in bitsizetype type instead of idx type.
9840 2012-03-28 Richard Guenther <rguenther@suse.de>
9842 * loop-init.c (loop_optimizer_init): If loops are preserved
9843 perform incremental initialization of required loop features.
9844 (loop_optimizer_finalize): If loops are to be preserved only
9845 clean up optional loop features.
9846 (rtl_loop_done): Forcefully free loops here.
9847 * cgraph.c (cgraph_release_function_body): Forcefully free loops.
9848 * cfgexpand.c (expand_gimple_cond): Properly add new basic-blocks
9850 (construct_init_block): Likewise.
9851 (construct_exit_block): Likewise.
9852 (gimple_expand_cfg): Clear LOOP_CLOSED_SSA loop state. Cleanup
9853 the CFG after expanding.
9854 * cfgloop.c (verify_loop_structure): Calculate or verify dominators.
9855 If we needed to calculate them, free them afterwards.
9856 * tree-pass.h (PROP_loops): New define.
9857 * tree-ssa-loop.c (pass_tree_loop_init): Provide PROP_loops.
9858 * basic-block.h (CLEANUP_CFG_CHANGED): New.
9859 * cfgcleanup.c (merge_blocks_move): Protect loop latches.
9860 (cleanup_cfg): If we did something and have loops around, fix them up.
9861 * cse.c (rest_of_handle_cse_after_global_opts): Call cleanup_cfg
9862 with CLEANUP_CFG_CHANGED.
9863 * cfghooks.c (merge_blocks): If we merge a loop header into
9864 its predecessor, update the loop structure.
9865 (duplicate_block): If we copy a loop latch, adjust loop state
9866 to note we may have multiple latches.
9867 (delete_basic_block): Mark loops for fixup if we remove a loop.
9868 * cfganal.c (forwarder_block_p): Protect loop latches, headers
9870 * cfgrtl.c (rtl_can_merge_blocks): Protect loop latches.
9871 (cfg_layout_can_merge_blocks_p): Likewise.
9872 * cprop.c (bypass_block): If we create a loop with multiple
9873 entries, mark it for removal.
9874 * except.c (emit_to_new_bb_before): Add the new basic-block
9876 * tree-eh.c (lower_resx): Likewise.
9877 * omp-low.c (finalize_task_copyfn): Do not copy PROP_loops.
9878 (expand_omp_taskreg): Likewise.
9879 * tree-inline.c (initialize_cfun): Likewise.
9880 * tree-mudflap.c (add_bb_to_loop): Prototype.
9881 (mf_build_check_statement_for): Properly add new basic-blocks
9883 * tree-ssa-threadupdate.c (thread_block): Mark loops for fixup
9884 if we remove a loop.
9885 (thread_through_loop_header): Likewise.
9886 * trans-mem.c (tm_log_emit_save_or_restores): Properly add
9887 new basic-blocks to existing loops.
9888 (expand_transaction): Likewise.
9889 * Makefile.in (except.o): Add $(CFGLOOP_H).
9891 (cgraph.o): Likewise.
9892 (cprop.o): Likewise.
9893 (cfgexpand.o): Likewise.
9894 (cfganal.o): Likewise.
9895 (trans-mem.o): Likewise.
9896 (tree-eh.o): Likewise.
9898 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
9901 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
9902 (avr_builtin_decl): New static function.
9903 (struct avr_builtin_description, avr_bdesc): Move up.
9904 Add GTY marker. Add field fndecl. Remove redundant field id.
9905 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
9906 (avr_expand_builtin): Code cleanup because .id is removed.
9908 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
9911 * config.gcc (tm_file): Remove avr/multilib.h.
9913 * doc/invoke.texi (AVR Options): Adjust documentation of -mtiny-stack.
9915 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
9916 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
9917 * config/avr/t-avr: Remove generation of multilib.h.
9918 * config/avr/t-multilib: Regenerate.
9919 * config/avr/multilib.h: Remove.
9920 * config/avr/avr.opt (-msp8): New option.
9921 (avr_sp8): New variable.
9922 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
9923 * config/avr/avr.h (AVR_HAVE_SPH): New define.
9924 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
9925 (avr_device_to_sp8): New prototype.
9926 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
9927 (DRIVER_SELF_SPECS): New define.
9928 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
9929 __AVR_SP8__, __AVR_HAVE_SPH__.
9930 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
9931 AVR_HAVE_8BIT_SP to decide if SP_H is present.
9932 (avr_file_start): Ditto.
9934 2012-03-28 Jakub Jelinek <jakub@redhat.com>
9937 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
9938 instead of 8 in adjust_address.
9940 2012-03-27 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
9943 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
9946 2012-03-27 Oleg Endo <olegendo@gcc.gnu.org>
9949 * config/sh/sh.c (sh_legitimize_address, sh_legitimize_reload_address):
9950 Rearrange conditional logic. Move displacement address calculations
9952 (sh_find_mov_disp_adjust): ... this new function.
9954 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
9956 * config/arm/arm.opt (mapcs): Remove MaskExists.
9957 * config/cris/linux.opt (mno-gotplt): Likewise.
9958 * config/i386/i386.opt (mhard-float): Likewise.
9960 (mno-sse4): Likewise.
9961 * config/m68k/m68k.opt (mhard-float): Likewise.
9962 * config/mep/mep.op (mcop32): Likewise.
9963 * config/pa/pa-hpux.opt (msio): Likewise.
9964 * config/pa/pa64-hpux.opt (mgnu-ld): Likewise.
9965 * config/picochip/picochip.opt (mlittle): Likewise.
9966 * config/sh/sh.opt (mrenesas): Likewise.
9967 * config/sparc/long-double-switch.opt (mlong-double-128): Likewise.
9968 * config/sparc/sparc.opt (mhard-float): Likewise.
9969 * config/v850/v850.opt (mv850es): Likewise.
9970 * config/vax/vax.opt (mg-float): Likewise.
9972 2012-03-27 Martin Jambor <mjambor@suse.cz>
9975 * tree-sra.c (sra_modify_assign): Do not call
9976 load_assign_lhs_subreplacements when working with an unscalarizable
9979 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
9982 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
9984 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
9985 * config/i386/i386.c: Include reload.h.
9986 (ix86_legitimize_reload_address): New function.
9988 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
9990 * opth-gen.awk: Allocated a bit for Mask and InverseMask if it
9991 hasn't been allocated. Define a target macro for Mask and
9992 InverseMask if it hasn't been defined. Remove MaskExists handling.
9994 * doc/options.texi: Remove MaskExists.
9996 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
9999 * config/sh/sh.c (find_barrier): Add equality check of last_got
10000 to avoid going above orig insn. Update comments.
10002 2012-03-27 Richard Guenther <rguenther@suse.de>
10004 PR middle-end/52720
10005 * fold-const.c (try_move_mult_to_index): Handle &x.array more
10008 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
10010 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
10011 of a unit before computing the offset in units.
10012 * expr.c (get_bit_range): Return the null range if the enclosing record
10013 is part of a larger bit field.
10015 2012-03-27 Tristan Gingold <gingold@adacore.com>
10017 * config/ia64/vms.h (CASE_VECTOR_MODE): Define.
10018 * config/ia64/ia64.md: Remove mode in template.
10019 Sign extend operand in expand_simple_binop.
10020 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use
10021 CASE_VECTOR_MODE instead of TARGET_ILP32.
10022 (ADDR_VEC_ALIGN): Make it depends on CASE_VECTOR_MODE.
10024 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
10026 * varasm.c (assemble_external): #if 0 out the new assert from the
10027 previous commit, it breaks the Java and Go front ends.
10029 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
10031 * toplev.c (check_global_declaration_1): Do not call assemble_external.
10032 * expr.c (emit_block_move_libcall_fn): Likewise.
10033 (clear_storage_libcall_fn): Likewise.
10034 (expand_expr_addr_expr_1): Likewise.
10035 (expand_expr_real_1): Likewise.
10036 * calls.c (rtx_for_function_call): Likewise.
10038 * varasm.c (assemble_external): Assert this function is only called
10039 during or after expanding to RTL.
10041 2012-03-26 Martin Jambor <mjambor@suse.cz>
10043 PR tree-optimization/50052
10044 * tree-sra.c (tree_non_aligned_mem_p): Removed.
10045 (tree_non_aligned_mem_for_access_p): Likewise.
10046 (build_accesses_from_assign): Removed strict alignment requirements
10048 (access_precludes_ipa_sra_p): Likewise.
10050 2012-03-26 Richard Guenther <rguenther@suse.de>
10052 PR tree-optimization/52701
10053 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
10054 compute and set the evolution part of PHI nodes.
10056 2012-03-26 Richard Guenther <rguenther@suse.de>
10058 PR tree-optimization/52721
10059 * tree-vect-stmts.c (vect_init_vector): Handle scalars.
10061 2012-03-26 Ulrich Weigand <ulrich.weigand@linaro.org>
10063 PR tree-optimization/52686
10064 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
10067 2012-03-26 Tristan Gingold <gingold@adacore.com>
10069 * config/alpha/vms.h (LINK_SPEC): Simplify.
10070 (STARTFILE_SPEC): Remove -mvms-return-codes handling.
10071 (NAME__MAIN, SYMBOL__MAIN): Remove.
10072 (VMS_DEBUG_MAIN_POINTER): Remove.
10073 * config/ia64/vms.h: Likewise.
10074 * config/alpha/alpha.c (alpha_start_function): Move vms_debug_main
10075 code to vms.c. Call vms_start_function.
10076 * config/ia64/ia64.c (ia64_start_function): Likewise.
10077 * config/vms/vms-protos.h (vms_start_function): Declare.
10078 * config/vms/vms.c (vms_start_function): New function.
10079 * config/vms/vms.h (MATH_LIBRARY): Define.
10080 (VMS_DEBUG_MAIN_POINTER): Define.
10082 2012-03-26 Eric Botcazou <ebotcazou@adacore.com>
10084 PR rtl-optimization/52629
10085 * reload1.c (count_pseudo): Short-circuit common case.
10086 (count_spilled_pseudo): Return early for pseudos without hard regs.
10087 Assert that the pseudo has got a hard reg before manipulating it.
10089 2012-03-24 Jan Hubicka <jh@suse.cz>
10092 * varpool.c (varpool_finalize_decl): Handle toplevel_reorder here.
10093 (decide_is_variable_needed): Do not handle toplevel reorder here.
10094 * cgraph.h (varpool_can_remove_if_no_refs): Likewise.
10095 * ipa.c (cgraph_remove_unreachable_nodes): Remove unreachable vars
10098 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
10100 * expr.c (optimize_bitfield_assignment_op) <BIT_IOR_EXPR>: Use str_mode
10101 and str_bitsize instead of more convoluted expressions.
10103 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
10106 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
10108 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
10111 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Fix pasto.
10113 2012-03-23 Martin Jambor <mjambor@suse.cz>
10115 * tree-sra.c (build_accesses_from_assign): Remove FIXME comment.
10117 2012-03-23 Richard Guenther <rguenther@suse.de>
10119 PR tree-optimization/52678
10120 * tree-vectorizer.h (struct _stmt_vec_info): Add
10121 loop_phi_evolution_part member.
10122 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
10123 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
10124 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
10125 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
10126 Use the cached evolution part and the PHI nodes value from
10127 the loop preheader edge instead of re-analyzing the evolution.
10129 2012-03-22 Maxim Kuvyrkov <maxim@codesourcery.com>
10131 * config/mips/mips-tables.opt: Update.
10132 * config/mips/mips.md (processor): Add xlp.
10133 * config/mips/mips-cpus.def: Add xlp.
10134 * config/mips/mips.c (mips_rtx_cost_data): Add costs for XLP, copy from
10136 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle xlp.
10137 * doc/invoke.texi: Mention XLP.
10139 2012-03-22 Jakub Jelinek <jakub@redhat.com>
10141 PR middle-end/52547
10142 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
10143 on any new_local_var_chain vars declared during recursing on
10144 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
10146 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
10148 * config/alpha/alpha.h (ASM_OUTPUT_ALIGN): Move to config/alpha/elf.h
10149 (ASM_OUTPUT_SKIP): Move to config/alpha/vms.h
10150 (ASM_OUTPUT_LOCAL): Ditto.
10151 (ASM_OUTPUT_COMMON): Remove.
10152 * config/alpha/elf.h (ASM_OUTPUT_DEF_FROM_DECLS): Use ASM_OUTPUT_DEF.
10153 * config/alpha/vms.h (ASM_OUTPUT_ALIGN): Do not undefine before define.
10155 2012-03-22 Jan Hubicka <jh@suse.cz>
10157 PR middle-end/51737
10158 * cgraph.c (cgraph_remove_node_and_inline_clones): Add FORBIDDEN_NODE
10160 * cgraph.h (cgraph_remove_node_and_inline_clones): Update prototype.
10161 * ipa-inline-transform.c (save_inline_function_body): Remove
10162 copied clone if needed.
10163 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Update.
10165 2012-03-22 Richard Guenther <rguenther@suse.de>
10167 PR middle-end/52666
10168 * fold-const.c (fold_ternary_loc): Fix typo.
10170 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
10173 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
10174 (unspecv): Add UNSPECV_MEMORY_BARRIER.
10175 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
10176 (delay_cycles_1, delay_cycles_2): Ditto.
10177 (delay_cycles_3, delay_cycles_4): Ditto.
10178 (nopv, *nopv): Ditto.
10179 (sleep, *sleep): Ditto.
10180 (wdr, *wdr): Ditto.
10182 2012-03-22 Richard Guenther <rguenther@suse.de>
10184 PR tree-optimization/52548
10185 * tree-ssa-pre.c (valid_in_sets): Remove handling of invalidation
10186 because of clobbers.
10187 (prune_clobbered_mems): New function.
10188 (compute_antic_aux): Use it to prune ANTIC_OUT.
10189 (compute_partial_antic_aux): Use it to prune PA_IN.
10190 (compute_avail): Only insert expressions into EXP_GEN that are not
10191 invalidated when translated up to the beginning of the block.
10193 2012-03-22 Richard Guenther <rguenther@suse.de>
10195 PR tree-optimization/52638
10196 * tree-vect-stmts.c (vect_init_vector_1): New function, split
10198 (vect_init_vector): ... here. Handle scalar vector inits.
10199 (vect_get_vec_def_for_operand): Adjust.
10200 (vectorizable_load): Likewise.
10202 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
10204 * config.gcc (alpha*-*-linux*): Add elfos.h to tm_file.
10205 (alpha*-*-freebsd*): Ditto.
10206 (alpha*-*-netbsd*): Ditto.
10207 (alpha*-*-openbsd*): Ditto.
10208 * config/alpha/elf.h (OBJECT_FORMAT_ELF): Remove.
10209 (DWARF2_DEBUGGING_INFO): Remove.
10210 (PREFERRED_DEBUGGING_TYPE): Remove.
10211 (ASM_FINAL_SPEC): Remove.
10212 (IDENT_ASM_OP): Remove.
10213 (ASM_OUTPUT_IDENT): Remove.
10214 (SKIP_ASM_OP): Remove.
10215 (ASM_OUTPUT_SKIP): Remove.
10216 (ALIGN_ASM_OP): Remove.
10217 (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
10218 (ASM_OUTPUT_CASE_LABEL): Remove.
10219 (ASM_OUTPUT_EXTERNAL_LIBCALL): Remove.
10220 (COMMON_ASM_OP): Remove.
10221 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
10222 (ASCII_DATA_ASM_OP): Remove.
10223 (READONLY_DATA_SECTION_ASM_OP): Remove.
10224 (INIT_SECTION_ASM_OP): Remove.
10225 (FINI_SECTION_ASM_OP): Remove.
10226 (ASM_SECTION_START_OP): Remove.
10227 (ASM_OUTPUT_SECTION_START_FILE): Remove.
10228 (TARGET_ASM_NAMED_SECTION): Remove.
10229 (TARGET_ASM_SELECT_SECTION): Remove.
10230 (MAKE_DECL_ONE_ONLY): Remove.
10231 (TYPE_ASM_OP): Remove.
10232 (SIZE_ASM_OP): Remove.
10233 (ASM_WEAKEN_LABEL): Remove.
10234 (TYPE_OPERAND_FMT): Remove.
10235 (ASM_DECLARE_RESULT): Remove.
10236 (ASM_DECLARE_OBJECT_NAME): Remove.
10237 (ASM_FINISH_DECLARE_OBJECT): Remove.
10238 (ELF_ASCII_ESCAPES): Remove.
10239 (ELF_STRING_LIMIT): Remove.
10240 (STRING_ASM_OP): Remove.
10241 (ASM_OUTPUT_EXTERNAL): Remove.
10242 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Redefine to false.
10243 * config/alpha/alpha.h (PCC_BITFIELD_TYPE_MATTERS): Undefine
10245 (ASM_DECLARE_FUNCTION_NAME): Ditto.
10246 (ASM_DECLARE_FUNCTION_SIZE): Ditto.
10247 (ASM_GENERATE_INTERNAL_LABEL): Ditto.
10248 (ASM_OUTPUT_SKIP): Ditto.
10249 (READONLY_DATA_SECTION_ASM_OP): Remove.
10250 (USER_LABEL_PREFIX): Remove.
10251 (ASM_OUTPUT_ASCII): Remove.
10252 (ASM_OUTPUT_CASE_LABEL): Remove.
10253 (NO_DOLLAR_IN_LABEL): Undefine.
10255 2012-03-22 Richard Guenther <rguenther@suse.de>
10257 PR tree-optimization/52459
10258 * tree-ssa-pre.c (inhibit_phi_insertion): Do not inhibit
10259 PHI insertion for calls.
10261 2012-03-21 Steven Bosscher <steven@gcc.gnu.org>
10263 * cse.c (invalidate_from_sets_and_clobbers, try_back_substitute_reg,
10264 find_sets_in_insn, canonicalize_insn): Split out from ...
10265 (cse_insn): ... here.
10266 (invalidate_from_clobbers): Take an insn instead of the pattern.
10268 2012-03-21 Oleg Endo <olegendo@gcc.gnu.org>
10271 * config/sh/sh-protos.h (sh_fsca_df2int): Remove.
10272 * config/sh/sh.c (sh_fsca_df2int_rtx, sh_fsca_df2int): Remove.
10273 * config/sh/sh.md (sindf2, cosdf2): Remove.
10275 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
10278 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
10279 prologue for unwinder and profiler.
10281 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
10283 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
10284 Introduce emul_name to select the right linker emulation for
10285 powerpc64-*-freebsd*.
10286 * configure: Regenerate.
10287 * config.gcc: Add bits to support powerpc64-*-freebsd*.
10288 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
10289 * config/rs6000/freebsd64.h: New file.
10290 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
10292 (rs6000_savres_strategy): Likewise.
10293 (rs6000_savres_routine_name): Likewise.
10294 (rs6000_elf_file_end): Likewise.
10295 * config/rs6000/t-freebsd64: New file.
10296 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
10297 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
10299 * config/rs6000/freebsd64.h: Remove duplicated entries from last
10301 * config/rs6000/t-freebsd64: Likewise.
10303 2012-03-21 Georg-Johann Lay <avr@gjlay.de>
10305 PR rtl-optimization/52543
10307 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
10308 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
10309 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
10310 (avr_load_libgcc_p): Restrict to __flash loads.
10311 (avr_out_lpm): Only handle 1-byte loads from __flash.
10312 (avr_load_lpm): New function.
10313 (avr_find_unused_d_reg): Remove.
10314 (avr_out_lpm_no_lpmx): Remove.
10315 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
10316 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
10317 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
10318 (load_<mode>, load_<mode>_clobber): New insns.
10319 (mov<mode>): For multi-byte move from non-generic
10320 16-bit address spaces: Expand to load_<mode> resp.
10321 load_<mode>_clobber.
10322 (load<mode>_libgcc): Remove expander.
10323 (split-lpmx): Remove split.
10325 2012-03-21 Richard Earnshaw <rearnsha@arm.com>
10327 * neon.md (neon_vget_lanev2di): Use gen_lowpart and gen_highpart.
10328 * config/arm/neon.ml (Fixed_return_reg): Renamed to fixed_vector_reg.
10329 All callers changed.
10330 (Fixed_core_reg): New feature.
10331 (Vget_lane [sizes S64 and U64]): Add Fixed_core_reg. Allow fmrrd in
10333 * neon-testgen.ml: Handle Fixed_core_reg.
10335 2012-03-21 Andrew Stubbs <ams@codesourcery.com>
10337 * config/arm/arm.c (thumb2_reorg): Add complete support
10338 for 16-bit instructions.
10339 * config/arm/thumb2.md: Delete obsolete flag-clobbering peepholes.
10341 2012-03-21 Richard Guenther <rguenther@suse.de>
10343 PR tree-optimizer/52636
10344 * tree-vect-slp.c (vect_get_constant_vectors): Convert constants
10345 to the appropriate type.
10347 2012-03-21 Richard Guenther <rguenther@suse.de>
10349 * Makefile.in (cfgexpand.o): Add $(REGS_H) and $(INTEGRATE_H)
10351 * cfgexpand.c (gimple_expand_cfg): Fold in pass_init_function,
10352 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
10353 * passes.c (init_optimization_passes): Remove pass_init_function,
10354 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
10355 * tree-pass.h (pass_init_function): Remove.
10356 (pass_jump): Remove.
10357 (pass_initial_value_sets): Remove.
10358 (pass_unshare_all_rtl): Remove.
10359 * integrate.c (pass_initial_value_sets): Remove.
10360 * emit-rtl.c (pass_unshare_all_rtl): Remove.
10361 * tree.h (init_function_for_compilation): Remove.
10362 * function.c (init_function_for_compilation): Remove.
10363 (pass_init_function): Remove.
10364 * cfgcleanup.c (rest_of_handle_jump): Remove.
10365 (pass_jump): Remove.
10367 2012-03-20 Jason Merrill <jason@redhat.com>
10369 * tree-streamer-in.c (streamer_alloc_tree): Call
10370 ggc_alloc_zone_cleared_tree_node instead of
10371 ggc_alloc_zone_cleared_tree_node_stat.
10373 2012-03-20 Jonathan Wakely <jwakely.gcc@gmail.com>
10375 * doc/extend.texi (Template Instantiation): Remove anachronisms.
10377 2012-03-20 Jakub Jelinek <jakub@redhat.com>
10380 * config/i386/i386.c (expand_vec_perm_vperm2f128): New function.
10381 (ix86_expand_vec_perm_const_1): Call it.
10383 * config/i386/i386.c (vselect_insn): New variable.
10384 (init_vselect_insn): New function.
10385 (expand_vselect, expand_vselect_insn): Add testing_p argument.
10386 Call init_vselect_insn if vselect_insn is NULL. Adjust
10387 PATTERN (vselect_insn), instead of creating a new insn each time,
10388 only emit a copy of it if not testing and recog has been successful.
10389 (expand_vec_perm_pshufb, expand_vec_perm_1,
10390 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_broadcast_1): Adjust
10394 * config/i386/i386.md ("isa" attribute): Add avx2 and noavx2.
10395 ("enabled" attribute): Handle avx2 and noavx2 isas.
10396 * config/i386/sse.md (avx2_vec_dupv8sf_1, avx2_pbroadcast<mode>_1):
10398 (vec_dup<mode>): Add avx2 =x,x alternative.
10399 (vec_dup<mode> splitter): Don't split if TARGET_AVX2.
10400 (*avx_vperm_broadcast_<mode>): Don't split V4DFmode if TARGET_AVX2.
10401 For TARGET_AVX2, V8SFmode and elt == 0 split into vbroadcastss.
10402 * config/i386/i386.c (expand_vec_perm_pshufb): Emit also vpermps
10404 (expand_vec_perm_1): For broadcasts, use avx2_pbroadcast<mode>_1
10405 if possible, handle also V8SFmode.
10407 2012-03-20 Richard Earnshaw <rearnsha@arm.com>
10409 * arm/predicates.md (zero_operand, reg_or_zero_operand): New predicates.
10410 * arm/neon.md (neon_vceq<mode>, neon_vcge<mode>): Use
10411 reg_or_zero_operand predicate.
10412 (neon_vcle<mode>, neon_vclt<mode>): Use zero_operand predicate.
10414 2012-03-20 Jakub Jelinek <jakub@redhat.com>
10416 * config/i386/i386.c (ix86_decompose_address) <case ZERO_EXTEND>:
10417 If operand isn't UNSPEC, return 0.
10419 2012-03-20 Richard Guenther <rguenther@suse.de>
10421 * tree-pass.h (pass_rtl_eh): Remove.
10422 * except.c (gate_handle_eh): Likewise.
10423 (rest_of_handle_eh): Likewise.
10424 (pass_rtl_eh): Likewise.
10425 (finish_eh_generation): Export.
10426 * except.h (finish_eh_generation): Declare.
10427 * passes.c (init_optimization_passes): Remove pass_rtl_eh.
10428 * cfgexpand.c (gimple_expand_cfg): Call finish_eh_generation
10429 after expanding stack alignment. Instead of compacting blocks
10432 2012-03-20 Richard Guenther <rguenther@suse.de>
10434 * stor-layout.c (finish_bitfield_representative): Fallback
10435 to conservative maximum size if the padding up to the next
10436 field cannot be computed as a constant.
10437 (finish_bitfield_layout): If we cannot compute the distance
10438 between the start of the bitfield representative and the
10439 bitfield member start a new representative.
10440 * expr.c (get_bit_range): The distance between the start of
10441 the bitfield representative and the bitfield member is zero
10442 if the field offsets are not constants.
10444 2012-03-20 Tristan Gingold <gingold@adacore.com>
10446 * tree.h (enum size_type_kind): Add stk_ prefix to constants,
10447 convert in lowercase.
10448 (sizetype_tab, sizetype, bitsizetype, ssizetype, sbitsizetype)
10449 (size_int, ssize_int, bitsize_int, sbitsize_int): Adjust.
10450 * stor-layout.c (sizetype_tab): Adjust.
10451 (initialize_sizetypes): Use SIZETYPE instead of SIZE_TYPE.
10452 * tree-streamer.c (preload_common_nodes): Use stk_type_kind_last
10453 instead of type_kind_last.
10454 * tree-scalar-evolution.c (interpret_rhs_expr): Use size_int
10455 instead of size_int_kind.
10456 * doc/tm.texi.in (Type Layout): Document SIZETYPE.
10457 * doc/tm.texi: Regenerate.
10458 * defaults.h (SIZETYPE): Provide a default value.
10459 * config/vms/vms.h (SIZE_TYPE): Define as "unsigned int".
10460 (SIZETYPE): Define.
10462 2012-03-20 Oleg Endo <olegendo@gcc.gnu.org>
10464 * config/sh/sh.md: Use braced string notation where applicable.
10466 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
10468 * config/i386/i386.md (allocate_stack): Simplify.
10470 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
10472 * builtins.c (expand_builtin_cexpi): Use copy_addr_to_reg instead of
10473 copy_to_mode_reg (Pmode, ...).
10474 (expand_builtin_frame_address): Ditto.
10475 * expr.c (emit_block_move_via_libcall): Ditto.
10476 (set_storage_via_libcall): Ditto.
10478 * config/i386/i386.c (ix86_expand_movmem): Ditto.
10479 (ix86_expand_setmem): Ditto.
10480 (ix86_trampoline_init): DItto.
10481 * config/i386/i386.md (cmpstrnsi): Ditto.
10483 2012-03-19 Sandra Loosemore <sandra@codesourcery.com>
10485 * config/sh/sh.opt (madjust-unroll): Mark as ignored/obsolete.
10486 * config/sh/sh.h (TARGET_OPT_DEFAULT): Don't use MASK_ADJUST_UNROLL.
10487 * doc/invoke.texi (Option Summary): Remove -madjust-unroll.
10488 (SH Options): Likewise.
10490 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
10492 * config/i386/i386.c (get_thread_pointer): Add tp_mode argument.
10493 Generate ZERO_EXTEND in place if GET_MODE (tp) != tp_mode.
10494 (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>: Always generate
10495 DImode UNSPEC_GOTNTPOFF references on TARGET_64BIT.
10496 (ix86_decompose_address): Allow zero extended UNSPEC_TP references.
10499 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
10501 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
10502 * config/i386/i386.c (ix86_decompose_address): Use
10503 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
10504 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
10505 thread pointer to a register.
10508 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
10510 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
10511 if Pmode != word_mode.
10512 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
10513 Pmode == SImode for TARGET_X32.
10515 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
10516 (tls_initial_exec_x32): Likewise.
10518 2012-03-19 Oleg Endo <olegendo@gcc.gnu.org>
10521 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12, DISP_ADDR_P,
10522 DISP_ADDR_OFFSET): New macros.
10523 * config/sh/sh.c (sh_address_cost): Add SH2A special case.
10524 (sh_legitimate_index_p): Allow QImode displacements for non-SH2A.
10525 (sh_legitimize_address): Add QImode displacement handling.
10526 (sh_cannot_change_mode_class): Disallow GENERAL_REGS for SFmode
10528 (sh_secondary_reload): Add QImode displacement handling.
10529 * config/sh/predicates.md (movsrc_no_disp_mem_operand): New predicate.
10530 * config/sh/constraints.md (K04, Snd, Sdd): New constraints.
10531 * config/sh/sh.md (extendqisi2): Remove constraints from expander.
10532 (*extendqisi2_compact): Rename to *extendqisi2_compact_reg, restrict
10533 to register operands only.
10534 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_snd): New insns.
10535 (extendqihi2): Change insn to expander.
10536 (*extendqihi2_compact_reg): New insn.
10537 (movqi_i, movqi): Replace with ...
10538 (movqi, *movqi_reg_reg, *movqi_store_mem_disp12,
10539 *movqi_load_mem_disp, *movqi_load_mem_disp): ... these.
10540 Add new peepholes for QImode displacement addressing.
10542 2012-03-19 Paolo Carlini <paolo.carlini@oracle.com>
10545 * doc/invoke.texi: Document -Wuseless-cast.
10547 2012-03-19 Eric Botcazou <ebotcazou@adacore.com>
10549 * tree.def (REALPART_EXPR, IMAGPART_EXPR, VIEW_CONVERT_EXPR): Move.
10550 * tree.h (handled_component_p): Reorder cases.
10551 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref): Do
10552 not initialize unsignedp.
10553 (loc_list_from_tree): Likewise.
10554 (fortran_common): Likewise.
10555 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
10557 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
10559 * config/i386/i386.c (ix86_expand_prologue) <CM_LARGE_PIC>: Use Pmode
10560 mode consistently. Use ix86_gen_add3. Assert that Pmode == DImode.
10561 (ix86_expand_split_stack_prologue): Use ix86_gen_add3.
10562 (ix86_split_long_move): Ditto.
10563 (legitimize_tls_address): Use ix86_gen_sub3.
10564 (construct_plt_address): Assert that Pmode == DImode.
10566 2012-03-18 Uros Bizjak <ubizjak@gmail.com>
10568 * config/i386/i386.md: Remove empty predicates and/or constraints.
10569 * config/i386/sync.md: Ditto.
10570 * config/i386/sse.md: Ditto.
10571 * config/i386/mmx.md: Ditto.
10572 * config/i386/pentium.md: Ditto.
10573 * config/i386/athlon.md: Ditto.
10575 2012-03-16 Richard Guenther <rguenther@suse.de>
10577 PR tree-optimization/52603
10578 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Clarify
10582 2012-03-14 Richard Guenther <rguenther@suse.de>
10584 PR tree-optimization/52571
10585 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
10586 flag_section_anchors check ...
10587 (vect_can_force_dr_alignment_p): ... here.
10589 2012-03-16 Martin Jambor <mjambor@suse.cz>
10591 * expr.c (expand_expr_real_1): Handle misaligned scalar reads from
10592 memory through MEM_REFs by calling extract_bit_field.
10594 2012-03-16 Richard Guenther <rguenther@suse.de>
10596 * fold-const.c (native_interpret_expr): Also support POINTER_TYPE
10597 and REFERENCE_TYPE interpretations.
10598 (can_native_interpret_type_p): New function.
10599 (fold_ternary_loc): Use native encode/interpret to fold
10600 BIT_FIELD_REFs of constants.
10602 2012-03-16 Richard Guenther <rguenther@suse.de>
10604 PR middle-end/52584
10605 * fold-const.c (fold_ternary_loc): Fold vector typed BIT_FIELD_REFs
10606 of vector constants and constructors.
10608 2012-03-16 Richard Guenther <rguenther@suse.de>
10610 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
10611 VIEW_CONVERT_EXPR to convert constants.
10612 (vect_is_simple_use): Treat all constants as vec_constant_def.
10614 2012-03-16 Richard Guenther <rguenther@suse.de>
10615 Kai Tietz <ktietz@redhat.com>
10617 PR middle-end/48814
10618 * gimplify.c (gimplify_self_mod_expr): Evaluate postfix
10619 side-effects completely in the pre-queue and use a temporary
10622 2012-03-16 Richard Guenther <rguenther@suse.de>
10624 * stor-layout.c (finish_bitfield_representative): Fall back
10625 to the conservative maximum size if we cannot compute the
10626 size of the tail padding.
10628 2012-03-16 Tristan Gingold <gingold@adacore.com>
10630 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
10631 __CRTL_VER and __VMS_VER.
10632 * config/vms/vms-protos.h: Declare vms_c_get_crtl_ver
10633 and vms_c_get_vms_ver.
10634 * config/vms/vms-c.c (vms_c_get_crtl_ver, vms_c_get_vms_ver): New
10636 * config/alpha/vms.h (VMS_DEFAULT_CRTL_VER)
10637 (VMS_DEFAULT_VMS_VER): Define.
10638 * config/ia64/vms.h (VMS_DEFAULT_CRTL_VER)
10639 (VMS_DEFAULT_VMS_VER): Define.
10641 2012-03-16 Richard Guenther <rguenther@suse.de>
10643 * tree-vect-loop.c (get_initial_def_for_induction): Use
10644 build_constructor directly.
10645 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
10646 build_vector_from_val.
10647 * tree.c (build_vector_from_val): Avoid creating a constructor
10648 first when we want a constant vector.
10650 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10652 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
10654 2012-03-16 Richard Guenther <rguenther@suse.de>
10656 * tree.h (TREE_VECTOR_CST_ELTS): Remove.
10657 (VECTOR_CST_NELTS, VECTOR_CST_ELTS, VECTOR_CST_ELT): New defines.
10658 (struct tree_vector): Remove elements member, add variable size
10660 (build_vector_stat): Declare.
10661 (build_vector): Define in terms of build_vector_stat.
10662 * tree.c (build_vector): Rename to ...
10663 (build_vector_stat): ... this. Take array of trees as parameter.
10664 (build_vector_from_ctor): Adjust.
10665 (integer_zerop, integer_onep, integer_all_onesp, iterative_hash_expr,
10666 initializer_zerop): Adjust.
10667 * cfgexpand.c (expand_debug_expr): Likewise.
10668 * expr.c (categorize_ctor_elements_1, expand_expr_real_1,
10669 const_vector_from_tree): Likewise.
10670 * fold-const.c (const_binop, operand_equal_p, native_encode_vector,
10671 native_interpret_vector, fold_unary_loc, vec_cst_ctor_to_array,
10672 fold_vec_perm, fold_binary_loc, fold_ternary_loc): Likewise.
10673 * tree-streamer-in.c (streamer_alloc_tree): Handle TS_VECTOR.
10674 (lto_input_ts_vector_tree_pointers): Adjust.
10675 * tree-streamer-out.c (streamer_write_tree_header): Handle TS_VECTOR.
10676 (write_ts_vector_tree_pointers): Adjust.
10677 * varasm.c (const_hash_1, compare_constant, copy_constant,
10678 output_constant): Adjust.
10679 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Adjust.
10680 * print-tree.c (print_node): Adjust.
10681 * tree-pretty-print.c (dump_generic_node): Adjust.
10682 * tree-vect-generic.c (uniform_vector_p, vector_element,
10683 lower_vec_perm): Adjust.
10684 * tree-vect-loop.c (get_initial_def_for_reduction): Adjust.
10685 * tree-vect-slp.c (vect_get_constant_vectors,
10686 vect_transform_slp_perm_load): Adjust.
10687 * tree-vect-stmts.c (vect_gen_perm_mask): Adjust.
10688 * expmed.c (make_tree): Adjust.
10689 * config/i386/i386.c (ix86_expand_builtin): Adjust.
10690 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Adjust interface
10691 and implementation.
10692 (sparc_fold_builtin): Adjust.
10694 2012-03-16 Tristan Gingold <gingold@adacore.com>
10696 * config.gcc (*-*-*vms*): Define use_gcc_stdint and tm_file.
10697 * config/vms/vms-stdint.h: New file.
10699 2012-03-16 Tristan Gingold <gingold@adacore.com>
10701 * config.host (alpha64-dec-*vms*, alpha*-dec-*vms*)
10702 (ia64-hp-*vms*): Replaced by ...
10703 (*-*-*vms*): ... This new entry.
10705 2012-03-15 Jakub Jelinek <jakub@redhat.com>
10708 * config/i386/i386.c (expand_vec_perm_vperm2f128_vblend): New function.
10709 (ix86_expand_vec_perm_const_1): Use it.
10712 * config/i386/sse.md (UNSPEC_VPERMDF): Remove.
10713 (avx2_permv4df): Remove.
10714 (avx2_permv4di): Macroize into...
10715 (avx2_perm<mode>): ... this using VI8F_256 iterator.
10716 (avx2_permv4di_1): Macroize into...
10717 (avx2_perm<mode>_1): ... this using VI8F_256 iterator.
10719 2012-03-15 Ulrich Weigand <ulrich.weigand@linaro.org>
10721 * combine.c (apply_distributive_law): Do not distribute SUBREG.
10723 2012-03-15 Ira Rosen <irar@il.ibm.com>
10724 Ulrich Weigand <ulrich.weigand@linaro.org>
10726 * tree-vect-patterns.c (widened_name_p): Rename to ...
10727 (type_conversion_p): ... this. Add new argument to determine
10728 if it's a promotion or demotion operation. Check for
10729 CONVERT_EXPR_CODE_P instead of NOP_EXPR.
10730 (vect_recog_dot_prod_pattern): Call type_conversion_p instead
10732 (vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern,
10733 vect_operation_fits_smaller_type, vect_recog_widen_shift_pattern):
10735 (vect_recog_mixed_size_cond_pattern): Likewise and allow
10736 non-constant then and else clauses.
10738 2012-03-15 Ira Rosen <irar@il.ibm.com>
10739 Ulrich Weigand <ulrich.weigand@linaro.org>
10741 * tree-vectorizer.h (vect_pattern_recog): Add new argument.
10742 * tree-vect-loop.c (vect_analyze_loop_2): Update call to
10743 vect_pattern_recog.
10744 * tree-vect-patterns.c (widened_name_p): Pass basic block
10745 info to vect_is_simple_use.
10746 (vect_recog_dot_prod_pattern): Fail for basic blocks.
10747 (vect_recog_widen_sum_pattern): Likewise.
10748 (vect_handle_widen_op_by_const): Support basic blocks.
10749 (vect_operation_fits_smaller_type,
10750 vect_recog_over_widening_pattern): Likewise.
10751 (vect_recog_vector_vector_shift_pattern): Support basic blocks.
10752 Update call to vect_is_simple_use.
10753 (vect_recog_mixed_size_cond_pattern): Support basic blocks.
10755 (check_bool_pattern): Add an argument, update call to
10756 vect_is_simple_use and the recursive calls.
10757 (vect_recog_bool_pattern): Update relevant function calls.
10759 (vect_mark_pattern_stmts): Update calls to new_stmt_vec_info.
10760 (vect_pattern_recog_1): Check for reduction only in loops.
10761 (vect_pattern_recog): Add new argument. Support basic blocks.
10762 * tree-vect-stmts.c (vectorizable_conversion): Pass basic block
10763 info to vect_is_simple_use_1.
10764 * tree-vect-slp.c (vect_get_and_check_slp_defs): Support basic blocks.
10765 (vect_slp_analyze_bb_1): Call vect_pattern_recog.
10767 2012-03-15 Jakub Jelinek <jakub@redhat.com>
10768 Andrew Pinski <apinski@cavium.com>
10770 PR middle-end/52592
10771 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
10772 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
10773 calls instead of __builtin_ir{int,ound}*.
10775 2012-03-15 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10777 * doc/sourcebuild.texi (cleanup-modules, keep-modules): Update
10780 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
10782 * config.gcc (target_type_format_char): New. Document it. Set it for
10784 * configure.ac (gnu_unique_option): Use target_type_format_char
10785 in test. Comment rationale.
10786 * configure: Regenerate .
10788 2012-03-15 Jakub Jelinek <jakub@redhat.com>
10790 PR tree-optimization/52267
10791 * tree-vrp.c (masked_increment): New function.
10792 (register_edge_assert_for_2): Derive ASSERT_EXPRs
10793 from (X & CST1) cmp CST2 tests.
10795 2012-03-15 Richard Guenther <rguenther@suse.de>
10797 PR middle-end/52580
10798 * tree-data-ref.c (subscript_dependence_tester_1): Check
10799 all dimensions for non-conflicting access functions.
10801 2012-03-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
10804 * doc/invoke.texi [C++ Language Options]: Document
10805 -ftemplate-backtrace-limit.
10807 2012-03-15 Tristan Gingold <gingold@adacore.com>
10809 * c-parser.c (c_parser_parameter_declaration): Handle #pragma
10810 before a parameter.
10812 2012-03-15 Tristan Gingold <gingold@adacore.com>
10814 * dwarf2out.c (gen_subprogram_die): Require dwarf unwinding to
10815 use DW_OP_call_frame_cfa.
10817 2012-03-14 H.J. Lu <hongjiu.lu@intel.com>
10820 * config/i386/i386-opts.h (pmode): New.
10822 * config/i386/i386.c (ix86_option_override_internal): Properly
10823 check and set ix86_pmode.
10825 * config/i386/i386.h (Pmode): Check ix86_pmode instead of TARGET_64BIT.
10827 * config/i386/i386.opt (maddress-mode=): New.
10829 * doc/invoke.texi: Document -maddress-mode=short|long for x86.
10831 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10833 * dwarf2cfi.c (def_cfa_0): Remove MIPS_DEBUGGING_INFO handling.
10834 (dwarf2out_do_cfi_asm): Likewise.
10835 * dwarf2out.c (output_call_frame_info): Remove MIPS_DEBUGGING_INFO
10837 (add_data_member_location_attribute): Likewise.
10838 (gen_array_type_die): Likewise.
10839 (gen_subprogram_die): Likewise.
10840 (gen_producer_string): Likewise.
10841 * sdbout.c (sdbout_begin_prologue): Declare unconditionally.
10842 Remove MIPS_DEBUGGING_INFO handling.
10843 (sdb_debug_hooks): Likewise.
10844 (sdbout_begin_block): Likewise.
10845 (sdbout_end_block): Likewise.
10846 (sdbout_begin_prologue): Likewise.
10847 (sdbout_start_source_file): Likewise.
10848 (sdbout_end_source_file): Likewise.
10849 (sdbout_init): Likewise.
10850 * system.h (MIPS_DEBUGGING_INFO): Poison.
10852 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10854 * config/alpha/alpha.c [HAVE_STAMP_H]: Remove.
10855 (alpha_file_start) [MS_STAMP]: Remove.
10857 * config/alpha/elf.h (TARGET_GAS): Remove.
10858 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove.
10859 * config/alpha/linux.h (TARGET_DEFAULT): Remove.
10860 * config/alpha/netbsd.h (TARGET_DEFAULT): Remove.
10861 * config/alpha/vms.h (TARGET_DEFAULT): Remove.
10862 * config.gcc (alpha*-*-linux*): Remove target_cpu_default.
10863 (alpha*-*-freebsd*): Likewise.
10864 (alpha*-*-netbsd*): Likewise.
10865 (alpha*-*-openbsd*): Likewise.
10866 (alpha*-*-*): Remove target_cpu_default2.
10867 * config/alpha/alpha.c (alpha_output_filename): Remove !TARGET_GAS
10869 * config/alpha/alpha.h (TARGET_AS_CAN_SUBTRACT_LABELS): Remove.
10870 (TARGET_AS_SLASH_BEFORE_SUFFIX): Remove.
10871 * config/alpha/alpha.c (print_operand): Always assume
10872 TARGET_AS_SLASH_BEFORE_SUFFIX.
10873 * config/alpha/alpha.md ("*builtin_setjmp_receiver_er_sl_1"):
10874 Remove TARGET_AS_CAN_SUBTRACT_LABELS.
10875 ("*builtin_setjmp_receiver_er_1"): Remove.
10876 * config/alpha/alpha.opt (malpha-as): Remove.
10878 * doc/invoke.texi (Option Summary, DEC Alpha Options): Remove
10880 Remove DEC Unix reference.
10882 * config/alpha/alpha.h (OBJECT_FORMAT_COFF): Remove.
10883 (EXTENDED_COFF): Remove.
10884 * config/alpha/elf.h (OBJECT_FORMAT_COFF): Don't undef.
10885 (EXTENDED_COFF): Don't undef.
10886 * config/alpha/alpha.c (alpha_file_start): Always assume
10888 Don't set targetm.asm_file_start_file_directive.
10889 [!OBJECT_FORMAT_ELF]: Remove.
10890 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
10892 * config/alpha/alpha.h (SDB_DEBUGGING_INFO): Remove.
10893 (DBX_DEBUGGING_INFO): Remove.
10894 (MIPS_DEBUGGING_INFO): Remove.
10895 (PREFERRED_DEBUGGING_TYPE): Remove.
10896 (DBX_OUTPUT_SOURCE_LINE): Remove.
10897 (SDB_OUTPUT_SOURCE_LINE): Remove.
10898 (DBX_CONTIN_LENGTH): Remove.
10899 (NO_DBX_FUNCTION_END): Remove.
10900 (ASM_STABS_OP): Remove.
10901 (ASM_STABN_OP): Remove.
10902 (ASM_STABD_OP): Remove.
10903 (SDB_ALLOW_FORWARD_REFERENCES): Remove.
10904 (SDB_ALLOW_UNKNOWN_REFERENCES): Remove.
10905 (PUT_SDB_DEF): Remove.
10906 (PUT_SDB_PLAIN_DEF): Remove.
10907 (PUT_SDB_TYPE): Remove.
10908 (sdb_label_count): Remove.
10909 (PUT_SDB_BLOCK_START): Remove.
10910 (PUT_SDB_BLOCK_END): Remove.
10911 (PUT_SDB_FUNCTION_START): Remove.
10912 (PUT_SDB_FUNCTION_END): Remove.
10913 (PUT_SDB_EPILOGUE_END): Remove.
10914 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Don't undef.
10915 (MIPS_DEBUGGING_INFO): Don't undef.
10916 (DBX_DEBUGGING_INFO): Don't undef.
10917 * config/alpha/vms.h (SDB_DEBUGGING_INFO): Don't undef.
10918 (MIPS_DEBUGGING_INFO): Don't undef.
10919 (DBX_DEBUGGING_INFO): Don't undef.
10920 * config/alpha/freebsd.h (DBX_CONTIN_CHAR): Remove.
10921 * config/alpha/alpha.c (alpha_option_override): Remove SDB_DEBUG
10923 (alpha_start_function): Likewise.
10924 (sdb_label_count): Remove.
10925 (alpha_output_filename): Remove DBX_DEBUG handling.
10926 (alpha_file_start): Likewise.
10928 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10930 * config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
10931 (*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
10932 (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
10934 * configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
10935 (ld_tls_support): Remove Solaris 8 references.
10936 (lwp_dir, lwp_spec): Remove support for alternate thread library.
10937 * acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.* tests.
10938 * configure: Regenerate.
10939 * config.in: Regenerate.
10941 * config/sol2.h (LINK_SPEC): Remove LIB_THREAD_LDFLAGS_SPEC.
10942 * config/i386/sol2.h: Remove Solaris 8 references.
10944 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Rename to ...
10945 (i?86-*-solaris2.9): ... this.
10946 Remove Solaris 8 references.
10947 (Specific, *-*-solaris2*): Document Solaris 8 removal.
10948 Remove Solaris 8 references.
10950 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10952 * config.gcc (enable_obsolete): Remove mips-sgi-irix6.5.
10953 (mips-sgi-irix6.5*): Remove.
10954 * config.host (mips-sgi-irix*): Remove.
10955 * configure.ac (enable_fixed_point): Remove mips*-sgi-irix*.
10956 (set_have_as_tls): Remove *-*-irix6*.
10957 (gcc_cv_ld_static_dynamic): Remove mips-sgi-irix6*.
10958 * configure: Regenerate.
10960 * config/mips/iris6.h: Remove.
10961 * config/mips/iris6.opt: Remove.
10962 * config/mips/t-irix6: Remove.
10964 * config/mips/mips.h (TARGET_GPWORD): Remove IRIX 6 N64 handling.
10965 (TARGET_IRIX6): Remove.
10966 (TARGET_CPU_CPP_BUILTINS): Remove IRIX 6 handling.
10967 Don't define LANGUAGE_C, _LANGUAGE_C for Objective-C.
10968 * config/mips/mips.c (mips_build_builtin_va_list): Remove IRIX 6
10970 (mips_file_start): Likewise.
10971 * config/mips/mips-protos.h (irix_asm_output_align): Remove.
10973 * config/mips/driver-native.c [__sgi__]: Remove.
10974 (host_detect_local_cpu) [__sgi__]: Remove.
10976 * config/mips/gnu-user.h: Remove iris5.h reference.
10978 * config/mips/mips-modes.def: Remove IRIX 6 reference.
10979 * config/mips/gnu-user64.h (MIPS_TFMODE_FORMAT): Remove.
10980 * config/mips/mips.c (mips_option_override) [MIPS_TFMODE_FORMAT]:
10983 * gcc.c (main): Move asm_debug initialization ...
10984 (asm_debug): ... here.
10986 * ginclude/stddef.h (__STDDEF_H__): Don't define.
10988 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Remove.
10989 * system.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Poison.
10990 * collect2.c [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
10991 (main) [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
10992 [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES] (is_in_args): Remove.
10993 * doc/tm.texi.in (Driver, LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
10995 * doc/tm.texi: Regenerate.
10997 * doc/invoke.texi (Debugging Options, -gdwarf-<version>): Remove
10999 (MIPS Options, -march): Remove IRIX reference.
11000 * doc/install.texi (Binaries, SGI IRIX): Remove.
11001 (Specific, mips-sgi-irix6): Document IRIX 6.5 removal, remove rest
11003 * doc/trouble.texi (Interoperation): Remove -lgl_s handling.
11005 2012-03-14 Martin Jambor <mjambor@suse.cz>
11007 * expr.c (expand_assignment): Use expand_expr with EXPAND_WRITE
11008 when expanding MEM_REFs, MEM_TARGET_REFs and handled_component bases.
11009 (expand_expr_real_1): Do not handle misalignment if modifier is
11012 2012-03-14 Richard Guenther <rguenther@suse.de>
11014 PR middle-end/52584
11015 * tree-vect-generic.c (type_for_widest_vector_mode): Take
11016 element type instead of mode, use build_vector_type_for_mode
11017 instead of the langhook, build a vector of proper signedness.
11018 (expand_vector_operations_1): Adjust.
11020 2012-03-14 Richard Guenther <rguenther@suse.de>
11022 PR middle-end/52582
11023 * gimple-fold.c (canonicalize_constructor_val): Make sure we have
11024 a cgraph node for a FUNCTION_DECL that comes from a constructor.
11025 (gimple_get_virt_method_for_binfo): Likewise.
11027 2012-03-14 Richard Guenther <rguenther@suse.de>
11029 PR tree-optimization/52571
11030 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
11031 flag_section_anchors check ...
11032 (vect_can_force_dr_alignment_p): ... here. Do not re-align
11033 DECL_COMMON variables.
11035 2012-03-14 Richard Guenther <rguenther@suse.de>
11037 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
11038 * stor-layout.c (start_bitfield_representative): New function.
11039 (finish_bitfield_representative): Likewise.
11040 (finish_bitfield_layout): Likewise.
11041 (finish_record_layout): Call finish_bitfield_layout.
11042 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
11043 for QUAL_UNION_TYPE fields.
11044 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
11045 Stream DECL_BIT_FIELD_REPRESENTATIVE.
11046 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
11048 PR middle-end/52080
11049 PR middle-end/52097
11050 PR middle-end/48124
11051 * expr.c (get_bit_range): Unconditionally extract bitrange
11052 from DECL_BIT_FIELD_REPRESENTATIVE.
11053 (expand_assignment): Adjust call to get_bit_range.
11055 2012-03-14 Richard Guenther <rguenther@suse.de>
11057 PR middle-end/52578
11058 * fold-const.c (fold_unary_loc): Fold (T1)(T2)x to (T1)x if
11059 the outermost conversion is a sign-change only.
11060 (fold_binary_loc): Disregard widening and sign-changing
11061 conversions when we determine if two variables are equal
11063 * tree-ssa-forwprop.c (combine_conversions): Fold (T1)(T2)x to
11064 (T1)x if the outermost conversion is a sign-change only.
11066 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
11069 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
11071 * config/i386/predicates.md (constant_call_address_operand): Declare
11072 as special predicate. Update all uses.
11074 2012-03-13 Jakub Jelinek <jakub@redhat.com>
11077 * c-parser.c (c_parser_postfix_expression)
11078 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
11080 * config/i386/smmintrin.h: Avoid /* within a comment.
11081 * config/i386/nmmintrin.h: Likewise.
11083 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
11085 * config/i386/i386.md (xbegin): Remove constraint from expander.
11087 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
11089 * config/i386/predicates.md (constant_call_address_operand): Declare
11090 as special predicate. Update all uses.
11091 * config/i386/i386.md: Remove mode from constant_call_address_operand
11093 * config/i386/i386.c (ix86_output_call_insn): Call
11094 constant_call_address_operand with VOIDmode.
11096 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
11098 * config/i386/i386.c (ix86_decompose_address): Handle subregs of
11099 AND zero extended address correctly.
11101 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
11103 * config/i386/predicates.md (tls_symbolic_operand): Declare as
11105 (tls_modbase_operand): Ditto.
11106 * config/i386/i386.md: Remove mode from tls_symbolic_operand and
11107 tls_modbase_operand predicates.
11109 2012-03-13 Martin Jambor <mjambor@suse.cz>
11111 * expr.c (expand_assignment): Handle misaligned scalar writes to
11112 memory through top-level MEM_REFs by calling store_bit_field.
11114 2012-03-13 Richard Guenther <rguenther@suse.de>
11116 PR middle-end/52134
11117 * fold-const.c (fold_binary_loc): Fold (X * Y) & -(1 << CST) to X * Y
11118 if Y is a constant multiple of 1 << CST.
11120 2012-03-13 Georg-Johann Lay <avr@gjlay.de>
11123 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
11124 offset (size) to a value the insns can deal with.
11125 (expand_epilogue): Ditto.
11127 2012-03-13 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
11129 * config/arm/neon.ml (ops): Fixup expected instructions for
11130 unsigned vector compares.
11132 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
11134 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
11135 addresses only when %reg is not in word mode.
11137 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11139 * config/microblaze/microblaze.md: Fix typo.
11140 * tree-if-conv.c: Likewise.
11141 * tree-vect-patterns.c: Likewise.
11143 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11145 * config.gcc (extra_passes): Remove.
11146 * configure.ac (extra_passes): Don't substitute.
11147 * configure: Regenerate.
11148 * Makefile.in (EXTRA_PASSES): Remove.
11149 (GCC_PASSES): Remove $(EXTRA_PASSES).
11150 (MOSTLYCLEANFILES): Likewise.
11151 (native): Likewise.
11152 (install-common): Likewise.
11154 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
11156 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
11157 * config/i386/i386.c (ix86_decompose_address): Use
11158 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
11159 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
11160 thread pointer to a register.
11162 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
11164 * config/i386/i386.md (*tls_global_dynamic_64_<mode>): Remove :P
11165 on tls_symbolic_operand.
11166 (tls_global_dynamic_64_<mode>): Likewise.
11168 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
11171 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
11172 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
11174 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
11177 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
11178 type from reg_class_t to enum reg_class.
11179 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
11181 2012-03-12 Andrew Pinski <apinski@cavium.com>
11183 * tree-ssa-phiopt.c (single_non_singleton_phi_for_edges): New function.
11184 (tree_ssa_phiopt_worker): Use single_non_singleton_phi_for_edges.
11185 (value_replacement): Likewise.
11186 (empty_block_p): Check also if the PHIs for the block are empty.
11188 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
11191 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
11192 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
11193 r184615 from 2012-02-28.
11195 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
11197 * config/i386/i386.c (ix86_gen_tls_global_dynamic_64): New.
11198 (ix86_gen_tls_local_dynamic_base_64): Likewise.
11199 (ix86_option_override_internal): Set ix86_gen_tls_global_dynamic_64
11200 and ix86_gen_tls_local_dynamic_base_64.
11201 (legitimize_tls_address): Use ix86_gen_tls_global_dynamic_64 and
11202 ix86_gen_tls_local_dynamic_base_64.
11204 * config/i386/i386.md (*tls_global_dynamic_64): Renamed to ...
11205 (*tls_global_dynamic_64_<mode>): This.
11206 (tls_global_dynamic_64): Renamed to ...
11207 (tls_global_dynamic_64_<mode>): This.
11208 (*tls_local_dynamic_base_64): Renamed to ...
11209 (*tls_local_dynamic_base_64_<mode>): This.
11210 (tls_local_dynamic_base_64): Renamed to ...
11211 (tls_local_dynamic_base_64_<mode>): This.
11213 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
11215 * config/i386/i386.c (ix86_option_override_internal): Properly
11216 set ix86_gen_leave and ix86_gen_monitor. Check Pmode == DImode,
11217 instead of TARGET_64BIT, to set ix86_gen_add3, ix86_gen_sub3,
11218 ix86_gen_one_cmpl2, ix86_gen_andsp, ix86_gen_allocate_stack_worker,
11219 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
11221 * config/i386/sse.md (sse3_monitor64): Renamed to ...
11222 (sse3_monitor64_<mode>): This.
11224 2012-03-12 Tristan Gingold <gingold@adacore.com>
11226 * config/ia64/ia64.c (ia64_function_arg_1): Move code around.
11227 (ia64_function_arg_advance): Ditto.
11229 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11231 * config.gcc (mips*-*-openbsd*): Remove.
11232 * config/mips/openbsd.h: Remove.
11233 * config/mips/sdb.h: Remove.
11235 * config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
11236 * config/mips/mips.c (sdb_label_count): Remove.
11237 (mips_debugger_offset): Remove #if 0 code.
11238 (mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
11239 * config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
11241 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11243 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
11244 binutils reference.
11245 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
11246 Update binutils references.
11247 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
11248 Update binutils reference.
11249 Update Sun as/GNU ld caveat.
11250 Document binutils largefile requirement for LTO plugin.
11251 Remove reference to alternate libpthread.
11253 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11255 * config.gcc (alpha*-dec-osf5.1*): Remove.
11256 * config.host (alpha*-dec-osf*): Remove.
11257 * configure.ac (*-*-osf*): Remove.
11258 (alpha*-dec-osf*): Remove.
11259 * configure: Regenerate.
11261 * config/alpha/host-osf.c, config/alpha/osf5.h, config/alpha/osf5.opt,
11262 config/alpha/va_list.h, config/alpha/x-osf: Remove.
11264 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
11265 * config/alpha/alpha.c (struct machine_function): Update comment.
11266 (alpha_start_function): Remove Tru64 UNIX as handling for
11268 * config/alpha/alpha.md ("exception_receiver"): Remove
11269 TARGET_LD_BUGGY_LDGP.
11270 ("*exception_receiver_2"): Likewise.
11271 * except.c (finish_eh_generation): Remove Tru64 reference.
11272 * ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
11273 * system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
11274 * target.def (handle_pragma_extern_prefix): Remove.
11276 * Makefile.in (mips-tfile.o-warn): Remove.
11277 (ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
11278 (mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
11279 * mips-tdump.c, mips-tfile.c: Remove.
11281 * doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
11283 * doc/install.texi (Binaries): Remove Tru64 UNIX reference.
11284 (Specific, alpha*-dec-osf5.1): Note removal.
11285 * doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
11287 * doc/tm.texi: Regenerate.
11288 * doc/trouble.texi (Cross-Compiler Problems): Remove.
11290 2012-03-12 Richard Guenther <rguenther@suse.de>
11292 * config/arm/arm.c (neon_dereference_pointer): Do not call
11293 covert during RTL expansion.
11295 2012-03-12 Tristan Gingold <gingold@adacore.com>
11297 * doc/invoke.texi (VMS Options): Merge Alpha/VMS and IA-64/VMS
11298 Options. Mention -mpointer-size.
11300 2012-03-12 Richard Guenther <rguenther@suse.de>
11302 * config/alpha/alpha.c (alpha_gimplify_va_arg): Use
11303 build_nonstandard_integer_type.
11305 2012-03-12 Richard Guenther <rguenther@suse.de>
11307 * tree.c (signed_or_unsigned_type_for): Use
11308 build_nonstandard_integer_type.
11309 (signed_type_for): Adjust documentation.
11310 (unsigned_type_for): Likewise.
11311 * tree-pretty-print.c (dump_generic_node): Use standard names
11312 for non-standard integer types if available.
11314 2012-03-12 Tristan Gingold <gingold@adacore.com>
11316 * config/vms/vms.opt: Add vms-opts.h header.
11317 (mmalloc64): Use flag_vms_malloc64 flag instead of MALLOC64
11319 (-mvms-return-codes): Document.
11320 (-mpointer-size): New option.
11321 (vms_pointer_size): Add enumeration.
11322 * config/vms/vms-opts.h: New file.
11323 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
11324 __INITIAL_POINTER_SIZE.
11325 (POINTER_SIZE, SIZE_TYPE, PTRDIFF_TYPE): Adjust definition.
11326 (C_COMMON_OVERRIDE_OPTIONS): Define.
11327 (DWARF2_ADDR_SIZE): Define.
11328 * config/vms/vms.c (vms_patch_builtins): Adjust condition.
11329 * config/vms/vms-protos.h (vms_c_common_override_options):
11331 * config/vms/vms-c.c (vms_pragma_pointer_size): Ignore pragma
11332 if -mno-pointer-size.
11333 (vms_c_common_override_options): New function.
11334 * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
11335 * config/alpha/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
11336 (MALLOC_ABI_ALIGNMENT): Use flag_vms_malloc64
11337 and flag_vms_pointer_size.
11338 (MASK_RETURN_ADDR): Set according to flag_vms_pointer_size.
11339 * config.gcc (*-*-*vms*): Define xm_file.
11340 (alpha*-dec-*vms*): Do not define xm_file.
11341 (alpha64-dec-*vms*): Remove.
11342 (ia64-hp-*vms*): Do not define xm_file. Simplify tm_file
11345 2012-03-12 Jakub Jelinek <jakub@redhat.com>
11347 PR tree-optimization/51721
11348 * tree-vrp.c (register_edge_assert_for_2): Add asserts for unsvar
11349 if (int) unsvar cmp CST.
11351 2012-03-12 Richard Guenther <rguenther@suse.de>
11353 * tree-sra.c (create_access_replacement): Only rename the replacement
11354 if we can rewrite it into SSA form. Properly mark register typed
11355 replacements that we cannot rewrite with TREE_ADDRESSABLE.
11356 * tree-cfg.c (verify_expr): Fix BIT_FIELD_REF verification
11357 for aggregate or BLKmode results.
11359 2012-03-12 Jakub Jelinek <jakub@redhat.com>
11361 PR tree-optimization/52533
11362 * tree-vrp.c (register_edge_assert_for_2): Use double_int
11363 type for mask, only handle shifts by non-zero in-range
11364 shift count, for LE_EXPR and GT_EXPR if new_val is
11365 maximum, don't add the assertion.
11367 2012-02-12 Kirill Yukhin <kirill.yukhin@intel.com>
11369 * doc/invoke.texi: Document -mrtm option.
11370 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RTM_SET): New.
11371 (OPTION_MASK_ISA_RTM_UNSET): Ditto.
11372 (ix86_handle_option): Handle OPT_mrtm.
11373 * config.gcc (i[34567]86-*-*): Add rtmintrin.h and
11375 (x86_64-*-*): Ditto.
11376 * i386-builtin-types.def (INT_FTYPE_VOID): New.
11377 * config/i386/i386-c.c (ix86_target_macros_internal): Define
11379 (ix86_target_string): Define -mrtm option.
11381 (ix86_option_override_internal): Extend "corei7-avx" with RTM option.
11383 (ix86_valid_target_attribute_inner_p): Add OPT_mrtm.
11384 (ix86_builtins): Add IX86_BUILTIN_XBEGIN, IX86_BUILTIN_XEND,
11385 IX86_BUILTIN_XTEST.
11386 (bdesc_special_args): Ditto.
11387 (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_XABORT.
11388 (ix86_expand_special_args_builtin): Handle new built-in type.
11389 (ix86_expand_builtin): Handle XABORT instruction.
11390 * config/i386/i386.h (TARGET_RTM): New.
11391 * config/i386/i386.md (UNSPECV_XBEGIN): New.
11392 (UNSPECV_XEND): Ditto.
11393 (UNSPECV_XABORT): Ditto.
11394 (UNSPECV_XTEST): Ditto.
11401 * config/i386/i386.opt (mrtm): New.
11402 * config/i386/immintrin.h: Include rtmintrin.h and xtestintrin.h.
11403 * config/i386/rtmintrin.h: New header.
11404 * config/i386/xtestintrin.h: Ditto.
11406 2012-03-12 Tristan Gingold <gingold@adacore.com>
11408 * ginclude/stddef.h: Adjust previous patch.
11409 Use __VMS__ instead of VMS.
11411 2012-03-12 Uros Bizjak <ubizjak@gmail.com>
11413 * config/i386/i386.md (setcc + movzbl to xor + setcc peephole2):
11414 Also convert sequences with CC setting arithmetic instruction.
11416 2012-03-11 Sandra Loosemore <sandra@codesourcery.com>
11418 * doc/invoke.texi (Option Summary): Move -no-integrated-cpp
11419 from C Language Options to Preprocessor Options.
11420 (C Dialect Options): Move -no-integrated-cpp documentation
11422 (Preprocessor Options): ...to here. Rewrite the description
11423 so it makes more sense, and remove discussion of merging front ends.
11425 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
11427 * config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
11429 (ix86_expand_setmem): Likewise.
11431 2012-03-11 Uros Bizjak <ubizjak@gmail.com>
11433 * config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using
11436 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
11438 * config/i386/i386.c (ix86_trampoline_init): Use movl for 64bit if
11439 ptr_mode == SImode. Replace DImode with Pmode or ptr_mode.
11441 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
11443 * config/i386/i386.c (x86_this_parameter): Replace DImode with Pmode.
11445 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
11447 * config/i386/i386.md (lwp_slwpcb): Check Pmode instead of
11450 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
11451 Uros Bizjak <ubizjak@gmail.com>
11453 * config/i386/predicates.md (call_insn_operand): Allow
11454 constant_call_address_operand in Pmode only.
11455 (sibcall_insn_operand): Ditto.
11456 * config/i386/i386.md (*call): Use W mode iterator instead of P mode.
11457 (*call_vzeroupper): Ditto.
11459 (*sibcall_vzeroupper): Ditto.
11460 (*call_value): Ditto.
11461 (*call_value_vzeroupper): Ditto.
11462 (*sibcall_value): Ditto.
11463 (*sibcall_value_vzeroupper): Ditto.
11464 (*indirect_jump): Ditto.
11465 (*tablejump_1): Ditto.
11466 (indirect_jump): Convert memory address to word mode for TARGET_X32.
11467 (tablejump): Ditto.
11468 * config/i386/i386.c (ix86_expand_call): Convert indirect operands
11471 2012-03-11 Oleg Endo <olegendo@gcc.gnu.org>
11474 * config/sh/sh.md (movnegt): Expand into respective insns immediately.
11475 Use movrt_negc instead of negc pattern for non-SH2A.
11476 (*movnegt): Remove.
11477 (*movrt_negc, *negnegt, *movtt, *movt_qi): New insns and splits.
11479 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
11481 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
11482 if Pmode != word_mode.
11483 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
11484 Pmode == SImode for TARGET_X32.
11486 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
11487 (tls_initial_exec_x32): Likewise.
11489 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
11491 PR rtl-optimization/52528
11492 * combine.c (can_combine_p): Add setting of subst_low_luid
11493 before call to expand_field_assignment().
11495 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
11497 * doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
11498 and related program names.
11500 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
11502 * doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".
11504 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
11507 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
11508 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
11509 to set code to 'q'.
11510 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
11511 (*movdi_internal_rex64): Use %E operand modifier for lea.
11512 (*movsi_internal): Ditto.
11514 (*lea<mode>_2): Ditto.
11515 (*lea_{3,4,5,6}_zext): Ditto.
11516 (*tls_global_dynamic_32_gnu): Ditto.
11517 (*tls_global_dynamic_64): Ditto.
11518 (*tls_dynamic_gnu2_lea_32): Ditto.
11519 (*tls_dynamic_gnu2_lea_64): Ditto.
11520 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
11522 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
11524 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
11525 redefine to be NULL if the current bit-size is different from the
11526 configured bit-size.
11528 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
11529 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
11530 set the default tuning. Add asserts to make sure the cpu and tune
11531 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
11532 test whether the index is set, instead of > 0.
11533 (rs6000_file_start): Do not reset the default cpu if the current
11534 bit-size is different from the configured bit-size.
11536 2012-03-09 Tristan Gingold <gingold@adacore.com>
11538 * config/vms/vms-crtlmap.map: Add comments.
11539 Add entries needed to build Ada RTS.
11541 2012-03-09 Tristan Gingold <gingold@adacore.com>
11543 * ginclude/stddef.h: Do not define __size_t on VMS.
11545 2012-03-09 Tristan Gingold <gingold@adacore.com>
11547 * c-tree.h (c_default_pointer_mode): New variable.
11548 * c-decl.c (c_default_pointer_mode): New variable.
11549 (c_build_pointer_type): New function.
11550 (grokdeclarator): Call c_build_pointer_type instead
11551 of build_pointer_type.
11553 * config/vms/vms-c.c: Include c-tree.h
11554 (saved_pointer_mode): New variable.
11555 (handle_pragma_pointer_size): New function.
11556 (vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
11557 (vms_c_register_pragma): Register __pointer_size and
11558 __required_pointer_size pragmas.
11560 2012-03-09 Tristan Gingold <gingold@adacore.com>
11562 * config/vms/vms-c.c (vms_construct_include_filename): New function.
11563 (vms_c_register_includes): Reference it.
11565 2012-03-09 Andrew Pinski <apinski@cavium.com>
11567 PR middle-end/51988
11568 * tree-ssa-phiopt.c: Include tree-pretty-print.h for
11569 print_generic_expr.
11570 (tree_ssa_phiopt_worker): Go through all the PHIs for
11571 value_replacement instead of just the singleton one.
11572 (value_replacement): Change return type to int. Return 0 instead of
11574 Allow the middle basic block to contain more than just the defining
11576 Handle non empty middle basic blocks.
11577 * Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.
11579 2012-03-09 Jiangning Liu <jiangning.liu@arm.com>
11581 * tree-scalar-evolution (interpret_rhs_expr): generate chrec for
11582 array reference and component reference.
11583 (analyze_scalar_evolution_for_address_of): New.
11585 2012-03-08 Jie Zhang <jzhang918@gmail.com>
11588 * config/bfin/bfin.c (hwloop_optimize): Fix unused variable warnings.
11589 (hwloop_pattern_reg): Fix set but not used warning.
11590 (bfin_reorg_loops): Remove unused parameter.
11591 (bfin_reorg): Update use of bfin_reorg_loops.
11593 2012-03-08 H.J. Lu <hongjiu.lu@intel.com>
11595 * config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
11596 with integer parameters in registers.
11597 (gen_push): Push register in word_mode instead of Pmode.
11598 (ix86_emit_save_regs): Likewise.
11599 (ix86_emit_save_regs_using_mov): Save integer registers in word_mode.
11600 (gen_pop): Pop register in word_mode instead of Pmode.
11601 (ix86_emit_restore_regs_using_pop): Likewise.
11602 (ix86_expand_prologue): Replace Pmode with word_mode for push
11603 immediate. Use ix86_gen_pro_epilogue_adjust_stack. Save and
11604 restore RAX and R10 in word_mode.
11605 (ix86_emit_restore_regs_using_mov): Restore integer registers
11607 (ix86_expand_split_stack_prologue): Save R10_REG and restore in
11609 (ix86_split_to_parts): Use word_mode with PUT_MODE for push.
11610 (ix86_split_long_move): Likewise.
11612 * config/i386/i386.md (W): New.
11613 (*push<mode>2_prologue): Replace :P with :W.
11614 (*pop<mode>1): Likewise.
11615 (*pop<mode>1_epilogue): Likewise.
11616 (push/pop peephole2): Use word_mode scratch registers.
11618 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
11620 * config/i386/predicates.md (indirect_branch_operand): Simplify.
11622 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
11624 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
11625 for constants in [-63,63].
11627 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
11631 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
11633 * config/i386/i386.c (ix86_print_operand_address): Only handle
11634 zero-extended DImode addresses.
11636 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11638 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
11639 * configure: Regenerate.
11641 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
11644 * config/avr/avr.c (avr_mem_clobber): New static function.
11645 (avr_expand_delay_cycles): Add memory clobber operand to
11646 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
11647 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
11648 (enable_interrupt, disable_interrupt): New expander.
11649 (nopv, sleep, wdr): New expanders.
11650 (delay_cycles_1): Add memory clobber.
11651 (delay_cycles_2): Add memory clobber.
11652 (delay_cycles_3): Add memory clobber.
11653 (delay_cycles_4): Add memory clobber.
11654 (cli_sei): New insn from former "enable_interrupt",
11655 "disable_interrupt" with memory clobber.
11656 (*wdt): New insn from former "wdt" with memory clobber.
11657 (*nopv): Similar, but for "nopv".
11658 (*sleep): Similar, but for "sleep".
11660 2012-03-07 Oleg Endo <olegendo@gcc.gnu.org>
11661 Kaz Kojima <kkojima@gcc.gnu.org>
11664 * config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
11665 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
11666 (SUBTARGET_OVERRIDE_OPTIONS): Define.
11668 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
11670 * config/i386/predicates.md (x86_64_zext_general_operand): New.
11671 * config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
11672 predicate to x86_64_zext_general_operand. Accept "Z" constraint.
11674 2012-03-07 Walter Lee <walt@tilera.com>
11676 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
11677 REG_CFA_* notes for the stack pointer.
11678 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
11679 EH_RETURN_STACKADJ_RTX.
11680 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
11681 generate REG_CFA_* notes for the stack pointer.
11682 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
11683 by EH_RETURN_STACKADJ_RTX.
11685 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
11687 * doc/invoke.texi (AVR Built-in Macros): Correct condition for
11688 when __AVR_3_BYTE_PC__ is defined.
11690 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
11692 * config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
11693 (ix86_print_operand): Handle '^'.
11694 * config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
11695 using P mode iterator. Add %^ to asm template to conditionally emit
11697 (*rep_movdi_rex64): Ditto.
11698 (*strsetdi_rex_1): Ditto.
11699 (*rep_stosdi_rex64): Ditto.
11700 (*strmov{si,hi,qi}_1): Add %^ to asm template to
11701 conditionally emit addr32 prefix.
11702 (*rep_mov{si,qi}): Ditto.
11703 (*strset{si,hi,qi}): Ditto.
11704 (*rep_stos{si,qi}): Ditto.
11705 (*cmpstrnqi_nz_1): Ditto.
11706 (*cmpstrnqi_1): Ditto.
11707 (*strlenqi_1): Ditto.
11709 2012-03-07 H.J. Lu <hongjiu.lu@intel.com>
11711 * config/i386/i386.c (function_value_64): Return pointers in
11712 word_mode instead of Pmode.
11713 (ix86_promote_function_mode): Likewise.
11715 2012-03-07 Richard Guenther <rguenther@suse.de>
11717 * coverage.c (get_gcov_type): Use type_for_mode.
11718 (get_gcov_unsigned_t): Likewise.
11719 * expr.c (store_constructor): Use type_for_mode.
11720 (try_casesi): Likewise.
11721 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size): Remove.
11722 (add_standard_iv_candidates): Use standard type trees.
11723 * dojump.c (do_jump): Remove dead code.
11725 2012-03-07 Richard Guenther <rguenther@suse.de>
11727 * c-typeck.c (pointer_diff): Use c_common_type_for_size.
11729 2012-03-07 Richard Guenther <rguenther@suse.de>
11731 * convert.c (strip_float_extensions): Move ...
11732 * tree.c (strip_float_extensions): ... here.
11734 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
11737 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
11739 2012-03-07 Richard Guenther <rguenther@suse.de>
11741 * omp-low.c (extract_omp_for_data): Use signed_type_for.
11742 (expand_omp_for_generic): Likewise.
11743 (expand_omp_for_static_nochunk): Likewise.
11744 (expand_omp_for_static_chunk): Likewise.
11745 * tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
11746 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
11747 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
11748 Use unsigned_type_for.
11749 (vect_create_cond_for_align_checks): Use signed_type_for.
11751 2012-03-07 Andrey Belevantsev <abel@ispras.ru>
11753 PR rtl-optimization/52203
11754 * sel-sched.c (estimate_insn_cost): New parameter pempty. Adjust
11755 all callers to pass NULL except ...
11756 (reset_sched_cycles_in_current_ebb): ... here, save the value
11757 in new variable 'empty'. Increase issue_rate only for
11760 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
11763 * Makefile.in: Let install-gcc-ar depend on installdirs,
11764 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
11765 Don't double canonicalize if cross-compiling.
11767 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
11770 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
11771 to: RAMPZ, RAMPY, RAMPX, RAMPD.
11772 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
11774 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
11777 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
11779 * config/avr/avr.md (xload_8): Adjust insn length.
11781 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
11784 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
11785 if RAMPZ affects reading from RAM.
11787 2012-03-07 Richard Guenther <rguenther@suse.de>
11791 * doc/invoke.texi (Precompiled Headers): Remove sentence that
11792 suggests you can include PCHs from inside another header.
11794 2012-03-07 Richard Sandiford <rdsandiford@googlemail.com>
11796 PR middle-end/52515
11797 * rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.
11799 2012-03-07 Kai Tietz <ktietz@redhat.com>
11801 * doc/invoke.texi (fwritable-relocated-rdata): Document
11802 new Cygwin/MinGW target option.
11803 * config/i386/winnt.c (i386_pe_unique_section): Ignore
11804 reloc if flag -fwritable-relocated-rdata is not set.
11805 (i386_pe_section_type_flags): Likewise.
11806 * config/i386/cygming.opt (fwritable-relocated-rdata):
11807 Add new flag variable flag_writable_rel_rdata.
11809 2012-03-07 Richard Guenther <rguenther@suse.de>
11811 * tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
11812 precision against gimple constraints.
11814 2012-03-06 Richard Sandiford <rdsandiford@googlemail.com>
11816 PR middle-end/52372
11817 * rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
11819 (GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
11820 * emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
11822 (init_emit_regs): Move associated initialization to...
11823 (init_emit_once): ...here.
11825 2012-03-06 Richard Henderson <rth@redhat.com>
11827 * config/m68k/m68k.h (ISA_HAS_TAS): New.
11828 * config/m68k/sync.md (atomic_test_and_set): Use it.
11829 (atomic_test_and_set_1): Likewise.
11831 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
11834 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
11835 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
11836 (vector_ltgt<mode>): Likewise.
11837 (vector_ordered<mode>): Likewise.
11838 (vector_unordered<mode>): Likewise.
11839 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
11841 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
11843 * trans-mem.c: New typedef for tm_region_p.
11844 Define vector types for tm_region_p.
11845 (tm_region_init): Replace region_worklist to a vector called
11848 2012-03-06 Richard Guenther <rguenther@suse.de>
11850 * fold-const.c (build_fold_addr_expr_with_type_loc): Fold
11851 MEM_REF with constant pointer operand.
11853 2012-03-06 Richard Guenther <rguenther@suse.de>
11855 PR middle-end/52493
11856 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
11858 2012-03-06 Tristan Gingold <gingold@adacore.com>
11860 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle octaword.
11861 (external_model_kind): Improve documentation.
11862 (vms_pragma_extern_model): Handle relaxed_redef.
11863 (vms_c_register_pragma): Allow expansion for nomember_alignment.
11865 2012-03-06 Georg-Johann Lay <avr@gjlay.de>
11867 * doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
11868 Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
11869 Some more notes on EIND usage and reorder EIND subsection.
11871 2012-03-06 Tristan Gingold <gingold@adacore.com>
11873 * config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
11874 * config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.
11876 2012-03-06 Tristan Gingold <gingold@adacore.com>
11878 * config/vms/t-vmsnative (version): Define.
11879 * config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.
11881 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
11883 PR rtl-optimization/52250
11884 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
11885 to put note list into. Unconditionally call move_bb_info.
11886 (move_bb_info): Do not assert the blocks being in the same region,
11887 just drop the note list if they are not.
11889 2012-03-06 Oleg Endo <olegendo@gcc.gnu.org>
11892 * config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
11893 and use unified expansion logic.
11894 * config/sh/sh.md (xorsi3_movrt): Rename to movrt. Move
11895 closer to the existing movt insn.
11896 (negc): Rename insn to *negc. Add new expander.
11897 (movnegt): Use xor pattern for T bit negation. Reserve helper
11898 constant for negc pattern.
11899 (*movnegt): New insn and splitter.
11901 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
11903 * c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
11906 2012-03-05 Richard Henderson <rth@redhat.com>
11908 * genemit.c (main): Include "target.h" in insn-emit.c.
11909 * Makefile.in (insn-emit.o): Depend on TARGET_H.
11910 * config/sh/sync.md (atomic_test_and_set): Reference
11911 targetm.atomic_test_and_set_trueval instead of
11912 TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.
11914 2012-03-05 Joern Rennecke <joern.rennecke@embecosm.com>
11916 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
11919 2012-03-05 Steven Bosscher <steven@gcc.gnu.org>
11921 * langhooks.c (add_builtin_type): New function.
11922 * langhooks.h (add_builtin_type): Export it.
11923 * config/mep/mep.c (mep_init_builtins): Use it.
11924 * config/rs6000/rs6000.c (rs6000_init_builtins): Use it.
11926 2012-03-05 Jakub Jelinek <jakub@redhat.com>
11929 * tree.h (BLOCK_SAME_RANGE): Define.
11930 * function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
11931 if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
11932 Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
11933 isn't equal to supercontext fragment's fragment chain.
11934 Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
11936 (blocks_nreverse_all): Likewise.
11937 (reorder_blocks_1): Compute BLOCK_SAME_RANGE bits. Set
11938 BLOCK_SUPERCONTEXT to supercontext fragment instead of
11939 supercontext fragment's fragment origin.
11940 * dwarf2out.c (add_high_low_attributes): If stmt has the same
11941 range as its parent (or parents thereof etc.), use the parent's
11942 DW_AT_ranges value instead of creating a new .debug_ranges range.
11944 2012-03-05 Richard Henderson <rth@redhat.com>
11947 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
11948 * omp-low.c (expand_omp_atomic): Assume anything aligned to
11949 BIGGEST_ALIGNMENT is aligned.
11951 2012-03-05 Richard Henderson <rth@redhat.com>
11953 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
11954 * config/sh/sh.c: ... here.
11956 2012-03-05 Richard Henderson <rth@redhat.com>
11959 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
11960 instead of calling negqi2 directly.
11962 2012-03-05 Aldy Hernandez <aldyh@redhat.com>
11964 PR middle-end/52463
11965 * trans-mem.c (tm_region_init): Use last_basic_block.
11967 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
11969 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
11970 * config/sh/sync.md (atomic_test_and_set): New expander.
11971 (tasb, atomic_test_and_set_soft): New insns.
11972 * config/sh/sh.opt (menable-tas): New option.
11973 * doc/invoke.texi (SH Options): Document it.
11975 2012-03-05 Richard Guenther <rguenther@suse.de>
11977 * cfgloop.c (verify_loop_structure): Verify dominators before
11979 * graphite-clast-to-gimple.c (graphite_verify): Do not verify
11980 dominators from here.
11981 * graphite-scop-detection.c (create_sese_edges): Likewise.
11982 * loop-doloop.c (doloop_optimize_loops): Likewise.
11983 * loop-init.c (loop_optimizer_init): Likewise.
11984 * loop-unroll.c (unroll_and_peel_loops): Likewise.
11985 * loop-unswitch.c (unswitch_loops): Likewise.
11986 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
11987 * tree-parloops.c (parallelize_loops): Likewise. Verify
11988 only when checking is enabled.
11989 * tree-loop-distribution.c (tree_loop_distribution): Likewise.
11991 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
11993 * genautomata.c (parse_automata_opt): New static function.
11994 (initiate_automaton_gen): Remove all option handling code. Remove
11995 argc argument. All callers changed.
11996 (main): Call init_rtx_reader_args_cb with the new function as argument.
11998 2012-03-05 Richard Guenther <rguenther@suse.de>
12000 * cfgexpand.c (gimple_expand_cfg): Free dominator info.
12001 * tree-if-conv.c (combine_blocks): Free post-dominator info
12003 * tree-parloops.c (create_parallel_loop): Free and re-compute
12004 dominator info after breaking it.
12006 2012-03-05 Richard Guenther <rguenther@suse.de>
12008 PR middle-end/52353
12009 * optabs.h (trapv_unoptab_p): New function.
12010 (trapv_binoptab_p): Likewise.
12011 * optabs.c (expand_binop): Use emit_libcall_block_1 with
12012 a proper equiv_may_trap argument.
12013 (expand_unop): Likewise.
12014 (emit_libcall_block_1): Take extra argument whether the
12015 instruction may trap. Renamed from ...
12016 (emit_libcall_block): ... this. New wrapper.
12018 2012-03-05 Jakub Jelinek <jakub@redhat.com>
12020 PR tree-optimization/51721
12021 * tree-vrp.c (register_edge_assert_for_2): If comparing
12022 lhs of right shift by constant with an integer constant,
12023 add ASSERT_EXPRs for the rhs1 of the right shift.
12025 * cfgrtl.c (cfg_layout_merge_blocks): Cleanup.
12027 2012-03-05 Richard Guenther <rguenther@suse.de>
12029 * tree.c (integer_zerop): Handle VECTOR_CSTs.
12030 (integer_onep): Likewise.
12031 (integer_all_onesp): Likewise.
12033 2012-03-05 Georg-Johann Lay <avr@gjlay.de>
12035 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
12037 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
12039 * config/i386/i386.c (pro_epilogue_adjust_stack): Check Pmode
12040 instead of TARGET_64BIT.
12042 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
12044 * config/i386/i386.c (ix86_expand_prologue): Check Pmode to set
12047 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
12049 * config/i386/i386.c (ix86_print_operand_address): Only handle
12050 zero-extended DImode addresses.
12052 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
12054 * config/i386/i386.c (ix86_print_operand) <case '+'>: Declare
12055 taken and cputaken as bool.
12057 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
12059 * config/i386/constraints.md (Ya): New internal constraint.
12060 * config/i386/i386.md (zero_extendsidi2): Remove expansion.
12061 (*zero_extendsidi2_rex64): Add x,x alternative.
12062 (*zero_extendsidi2): Ditto. Add o,0 alternative.
12063 Remove flags reg clobber. Adjust corresponding splits.
12064 (zero_extend<mode>si2): Macroize expander from zero_extendhisi2 and
12065 zero_extendqisi2 expanders using SWI12 mode iterator.
12066 (zero_extend<mode>si2_and): Macroize insn from
12067 zero_extendhisi2_and and zero_extendqisi2_and. Merge corresponding
12069 (*zero_extend<mode>si2): Macroize insn from
12070 *zero_extendhisi2_movzbl and *zero_extendqisi2_movzbl.
12071 (*zero_extend*2_movzbl_and): Remove insn patterns.
12072 (zero_extendqihi2_and): Merge corresponding splitter.
12073 (*zero_extendqihi2): Rename from *zero_extendqihi2_movzbl.
12074 (*zero_extend*2_movzbl_and): Remove insn patterns.
12075 (*anddi_1): Split TYPE_IMOVX instructions.
12076 (*andsi_1): Use Ya for alternative 2. Split TYPE_IMOVX instructions.
12078 (and->zext splitter): Add splitter pattern.
12079 (zero extend with andsi3 splitter): Adjust zero_extend pattern.
12081 2012-03-04 Sandra Loosemore <sandra@codesourcery.com>
12083 * doc/invoke.texi (C++ Dialect Options): Minor copy-edits to
12085 (Debugging Options): Likewise.
12086 (Optimize Options): Likewise.
12087 (i386 and x86-64 Options): Discuss -march before -mtune, consistently
12088 with other architectures. Use official processor names with correct
12089 spelling/capitalization. Fix formatting and grammar issues.
12090 (i386 and x86-64 Windows Options): Similar cleanup here.
12092 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
12094 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
12096 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
12098 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
12099 DBX_REGISTER_NUMBER.
12101 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
12103 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
12104 operand is CONST_INT. Take COSTS_N_INSNS into account.
12105 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value
12108 2012-03-02 Richard Henderson <rth@redhat.com>
12110 * optabs.c (expand_atomic_test_and_set): Honor
12111 atomic_test_and_set_trueval even when atomic_test_and_set
12112 optab is not in use.
12114 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
12118 * config/sh/sh.c (sh_register_move_cost): Increase cost between
12119 GENERAL_REGS and FP_REGS for SImode.
12121 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
12124 * config/sh/sh.md (negdi2): Add TARGET_SH1 condition.
12125 (absdi2): New expander.
12126 (*absdi2, *negabsdi2, negdi_cond): New insns and splits.
12128 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
12130 * config/sh/sync.md (atomic_exchange<mode>): New expander.
12131 (atomic_exchange<mode>_soft): New insn.
12133 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
12135 * config/sh/sync.md: Update copyright notice dates.
12136 (atomic_compare_and_swap<mode>): Use SImode for return value instead
12138 (atomic_compare_and_swap<mode>_soft): Likewise.
12140 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
12143 * config/sh/sh.h (LOOP_ALIGN): Move logic to sh_loop_align.
12144 * config/sh/sh.c: Update copyright notice dates.
12145 (sh_loop_align): Add logic from LOOP_ALIGN. Don't disable loop
12146 alignment for TARGET_HARD_SH4.
12147 (sh_option_override): Reduce default function alignment. Set
12148 loop alignment to 4 bytes when not optimizing for size.
12150 2012-03-02 Maxim Kuvyrkov <maxim@codesourcery.com>
12152 PR middle-end/50335
12153 * doc/invoke.texi (floop-flatten): Remove.
12154 * toplev.c (process_options): Remove references to flag_loop_flatten.
12155 * tree-ssa-loop.c (gate_graphite_transform): Same.
12156 * common.opt (floop-flatten): Obsolete.
12157 * graphite-poly.c (apply_poly_transforms): Remove reference to
12159 * Makefile.in (graphite-flattening.o): Remove.
12160 * graphite-flattening.c: Remove.
12162 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
12164 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
12165 having mode compatible with the mode of previous compare. Substitute
12166 compare mode of previous compare with the mode, compatible
12167 with eliminated and previous compare.
12169 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
12171 * config/rs6000/dfp.md (floatdidd2): New define_insn.
12173 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
12175 * config/i386/i386.c (ix86_cc_modes_compatible): Declare CCZmode
12176 compatible with CCGOCmode and CCGCmode.
12178 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
12180 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
12182 2012-03-02 Ulrich Weigand <ulrich.weigand@linaro.org>
12184 * config/arm/arm.c (arm_sat_operator_match): New function.
12185 * config/arm/arm-protos.h (arm_sat_operator_match): Add prototype.
12186 * config/arm/arm.md ("insn" attribute): Add "sat" value.
12187 ("SAT", "SATrev"): New code iterators.
12188 ("SATlo", "SAThi"): New code iterator attributes.
12189 ("*satsi_<SAT:code>"): New pattern.
12190 ("*satsi_<SAT:code>_shift"): Likewise.
12191 * config/arm/arm-fixed.md ("arm_ssatsihi_shift"): Add "insn"
12192 and "shift" attributes.
12193 ("arm_usatsihi"): Add "insn" attribute.
12194 * config/arm/predicates.md (sat_shift_operator): Allow multiplication
12195 by powers of two. Do not allow shift by 32.
12197 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
12200 * config/i386/i386.c (construct_container): Use gen_reg_or_parallel
12201 to pass the argument in the register of "natural" mode.
12203 2012-03-02 Richard Guenther <rguenther@suse.de>
12205 PR tree-optimization/52406
12206 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
12207 (struct indices): Add unconstrained_base member.
12208 (struct dr_alias): Remove unused vops member.
12209 (DR_UNCONSTRAINED_BASE): New define.
12210 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
12211 add indices to allow their disambiguation. Make DR_BASE_OBJECT
12212 be an artificial access that covers the whole indexed object,
12213 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
12214 plain decl base-objects to their MEM_REF variant.
12215 (dr_may_alias_p): When the base-object of either data reference
12216 has unknown size use only points-to information.
12217 (compute_affine_dependence): Make dumps easier to read and
12219 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
12220 DR_REF when looking for packed references.
12221 (vect_supportable_dr_alignment): Likewise.
12223 2012-03-02 Greta Yorsh <Greta.Yorsh@arm.com>
12225 * config/arm/arm-ldmstm.ml (write_ldm_commutative_peephole):
12226 Improve conditions for peepholes of loads followed by commutative
12228 * config/arm/ldmstm.md: Regenerated.
12230 2012-03-02 Richard Guenther <rguenther@suse.de>
12232 * BASE-VER: Set to 4.8.0.
12234 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
12236 * config.gcc (obsolete): Add all ARM targets using the FPA.
12237 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
12238 * doc/install.texi: Avoid references to obsolete ARM ports.
12240 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
12242 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
12244 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
12245 Joern Rennecke <joern.rennecke@embecosm.com>
12247 * doc/extend.texi: Expand and update information on interrupt
12248 attribute for Epiphany.
12250 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
12252 * config/sh/sh-protos.h: Update copyright notice dates.
12253 * config/sh/sh.h: Likewise.
12254 * config/sh/sh.md: Likewise.
12255 * config/sh/constraints.md: Likewise.
12256 * config/sh/predicates.md: Likewise.
12258 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
12260 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
12261 * config/sh/sh.c (tertiary_reload_operand): Likewise.
12263 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
12265 * config/sh/constraints.md: Fix comment typo.
12267 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12270 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
12271 unsigned HOST_WIDE_INT.
12272 (zvdep_imm64): Likewise.
12273 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
12274 (vdepi_and): Likewise.
12275 Likewise for unamed 64-bit patterns.
12276 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
12278 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
12281 PR rtl-optimization/52417
12282 * cselib.c (cselib_any_perm_equivs): New variable.
12283 (cselib_reset_table): Check that it's not set when not
12284 preserving constants.
12285 (cselib_add_permanent_equiv): Set it.
12286 (cselib_have_permanent_equivalences): New.
12287 (cselib_init, cselib_finish): Reset it.
12288 * cselib.h (cselib_have_permanent_equivalences): Declare.
12289 * alias.c (get_addr): Restore earlier behavior when there
12290 aren't permanent equivalences.
12292 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
12294 * config/mn10300/mn10300-modes.def: Fix copyright notice.
12295 * config/v850/v850-modes.def: Fix copyright notice.
12297 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
12299 * doc/extend.texi (AVR Built-in Functions): Document
12300 __builtin_avr_flash_segment.
12302 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
12303 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
12304 (*split.flash_segment): New insn-and-split.
12305 * config/avr/avr.c (avr_init_builtins): Add local variables:
12306 const_memx_void_node, const_memx_ptr_type_node,
12307 char_ftype_const_memx_ptr.
12309 2012-03-01 Jakub Jelinek <jakub@redhat.com>
12311 PR tree-optimization/52445
12312 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
12313 add ssa_name_ver, offset and size fields and change store field
12315 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
12316 (add_or_mark_expr): Likewise. Only consider previous stores
12317 with the same size and offset.
12318 (nt_init_block): Only look at gimple_assign_single_p stmts,
12319 doesn't look at rhs2.
12321 2012-03-01 Richard Guenther <rguenther@suse.de>
12323 PR middle-end/52443
12324 * tree-cfg.c (verify_gimple_assign_unary): Allow any
12325 conversions from integral types to pointer types.
12327 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
12329 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
12330 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
12331 unintentionally removed in r184616.
12333 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
12335 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
12338 2012-02-29 Jakub Jelinek <jakub@redhat.com>
12339 Uros Bizjak <ubizjak@gmail.com>
12342 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
12343 alternatives, add "e" constraint to the new last alternative
12344 and ! to last 3 alternatives.
12346 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
12348 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
12349 DW_AT_artificial attributes at the end of the processing.
12350 (gen_array_type_die): Likewise.
12351 (gen_enumeration_type_die): Likewise.
12352 (gen_struct_or_union_type_die): Likewise.
12353 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
12356 2012-02-29 Jakub Jelinek <jakub@redhat.com>
12358 PR middle-end/52419
12359 * expr.c (expand_assignment): If doing misaligned store that doesn't
12360 cover all mode bits, perform a RMW cycle.
12362 PR tree-optimization/52429
12363 * tree-parloops.c (separate_decls_in_region_debug): Return early
12364 if var is LABEL_DECL.
12366 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12368 PR tree-optimization/52424
12369 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
12370 calling dom_thread_across_edge.
12372 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
12374 * config/avr/avr.c: Move definition of TARGET macros to end of file.
12376 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
12378 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
12379 * config/avr/avr.c (avr_output_bld): Remove unused function.
12380 (avr_out_sbxx_branch): Use "%T" to print bit position.
12382 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
12384 * config/avr/avr.md: Untabify.
12386 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
12388 * config/avr/avr.md (eqne): New code iterator.
12389 (*dec-and-branchsi): Use it in text peephole's condition.
12390 (*dec-and-branchhi): Ditto.
12391 (*dec-and-branchqi): Ditto.
12393 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
12396 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
12397 the device does not have the skip-bug.
12399 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
12401 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
12402 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
12403 -mpretend-cmove): New.
12405 2012-02-29 Jakub Jelinek <jakub@redhat.com>
12408 * df.h (struct df_d): Adjust comment that hard_regs_live_count
12409 doesn't count DEBUG_INSN refs.
12410 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
12411 for DEBUG_INSN refs.
12413 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12417 2012-02-20 Richard Guenther <rguenther@suse.de>
12418 PR tree-optimization/52298
12419 * tree-vect-stmts.c (vectorizable_load): Properly use
12420 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing outer loops.
12422 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
12424 PR middle-end/51752
12425 * gimple.h (gimple_in_transaction): New.
12426 (gimple_set_in_transaction): New.
12427 (struct gimple_statement_base): Add in_transaction field.
12428 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
12430 (tree_ssa_lim_initialize): Compute transaction bits.
12431 * tree.h (compute_transaction_bits): Protoize.
12432 * trans-mem.c (tm_region_init): Use the heap to store BB
12434 (compute_transaction_bits): New.
12436 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12438 * gcc.c (display_help): Document --help=common and sort entries
12441 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12443 * doc/install.texi: Document check-$LANG specific shortcuts
12445 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
12448 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
12450 * config/arm/arm_neon.h: Regenerate.
12451 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
12452 (neon_vcgeu): New insn.
12453 (neon_vcgtu): Likewise.
12454 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
12455 (ops): Unsigned comparison intrinsics call a different builtin.
12457 2012-02-28 Richard Guenther <rguenther@suse.de>
12460 * config/i386/i386.c (ix86_expand_vector_set): Fix element
12461 ordering for the VEC_CONCAT for two element vectors for
12462 V2SFmode, V2SImode and V2DImode.
12464 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
12467 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
12468 detecting big-endian triplets.
12470 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
12472 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
12473 mode if there is no type information available.
12475 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
12477 PR tree-optimization/53207
12478 * doc/invoke.texi: Document as experimental and relying on graphite.
12480 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
12482 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
12483 of initializer to changes from r184614.
12485 2012-02-28 Richard Guenther <rguenther@suse.de>
12487 PR tree-optimization/52395
12488 * tree-sra.c (build_ref_for_offset): Also look at the base
12489 TYPE_ALIGN when figuring out the alignment of the replacement.
12491 2012-02-28 Richard Guenther <rguenther@suse.de>
12493 PR tree-optimization/52402
12494 * ipa-prop.c (ipa_modify_call_arguments): Properly use
12495 mis-aligned types when creating the accesses at the call site.
12497 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
12499 * config/avr/builtins.def: New file.
12500 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
12501 * config/avr/avr.c (enum avr_builtin_id): Use it.
12502 (avr_init_builtins): Use it. And use avr_bdesc.
12503 (bdesc_1arg): Remove.
12504 (bdesc_2arg): Remove.
12505 (bdesc_3arg): Remove.
12506 (struct avr_builtin_description): Add field n_args.
12507 (avr_bdesc): New static variable using builtins.def.
12508 (avr_expand_builtin): Use it.
12509 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
12510 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
12511 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
12513 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
12516 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
12517 match only one single hard register with respective hard reg rtx.
12518 (movmemx_<mode>): Ditto.
12519 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
12520 insn anatomy of movmem[x]_<mode>.
12521 (avr_out_movmem): Same for printing assembler and operand usage.
12523 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
12527 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
12528 address spaces located outside of device flash.
12530 * config/avr/avr.h (base_arch_s): Remove field n_segments.
12531 (mcu_type_s): Add field n_flash.
12532 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
12533 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
12534 (AVR_MCU): Add N_FLASH argument.
12535 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
12536 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
12537 macro __FLASH<n> if that address space makes sense for the device.
12538 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
12539 outside of target flash.
12540 (avr_asm_named_section): Ditto.
12541 (avr_asm_select_section): Ditto.
12542 (avr_addr_space_convert): Ditto.
12543 (avr_emit_movmemhi): Ditto.
12544 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
12545 address space is outside of device flash.
12546 (avr_insert_attributes): Ditto.
12547 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
12548 avr_current_arch->n_segments.
12550 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
12553 * config/i386/i386.md (*movabs<mode>_1): Enable only for TARGET_LP64.
12554 (*movabs<mode>_2): Likewise.
12556 2012-02-27 Jakub Jelinek <jakub@redhat.com>
12559 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
12560 s_register_operand in the test instead of REG_P. Don't call
12561 gen_reg_rtx if it won't be used.
12563 PR tree-optimization/52376
12564 * ipa-split.c (split_function): Ignore CLOBBER stmts.
12566 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
12568 * ifcvt.c (noce_get_condition): Check condition variable is not
12569 small_register_classes_for_mode_p before accepting.
12571 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
12573 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
12575 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
12578 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
12579 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
12581 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
12583 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
12585 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
12587 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
12589 * config/sh/predicates.md: Remove blank lines.
12590 * config/sh/sh.c: Fix typos in comments.
12591 * config/sh/constraints.md: Likewise.
12592 * config/sh/sh.md: Remove blank lines.
12593 Fix typos in comments. Use ;; as comment characters.
12595 2012-02-26 Walter Lee <walt@tilera.com>
12597 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
12598 (replace_mov_pcrel_step2): Ditto.
12600 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
12603 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
12604 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
12605 and locs that reference values newer than the non-canonical value
12606 at hand. Return the canonical value as a worst case.
12607 (memrefs_conflict_p): Walk canonical value's locs.
12610 * cselib.c (preserve_only_constants): Rename to...
12611 (preserve_constants_and_equivs): ... this. Split out...
12612 (invariant_or_equiv_p): ... this. Preserve plus expressions
12613 of other preserved expressions too.
12614 (cselib_reset_table): Adjust.
12615 * var-tracking.c (reverse_op): Use canonical value to build
12618 2012-02-23 Kai Tietz <ktietz@redhat.com>
12620 * config/i386/i386.c (ix86_delegitimize_address): Handle
12621 UNSPEC_PCREL plus displacement.
12623 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
12626 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
12627 to test for unusedness in st X addressing.
12629 2012-02-24 Richard Guenther <rguenther@suse.de>
12631 PR middle-end/52361
12632 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
12633 (is_gimple_reg_type): Move inline ...
12634 * gimple.h (is_gimple_reg_type): ... here.
12636 2012-02-24 Richard Guenther <rguenther@suse.de>
12638 PR middle-end/52361
12639 * passes.c (execute_function_todo): When verifying SSA form
12640 verify gimple form first.
12641 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
12643 2012-02-24 Richard Guenther <rguenther@suse.de>
12645 PR middle-end/52355
12646 * fold-const.c (fold_addr_of_array_ref_difference): New function.
12647 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
12649 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12651 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
12653 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12655 * tree-phinodes.c (make_phi_node): Mark static.
12656 * tree-flow.h (make_phi_node): Remove extern decl.
12657 * doc/gimple.texi (make_phi_node): Remove documentation.
12659 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12661 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
12662 * tree-ssa-sccvn.c (print_scc): Ditto.
12664 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12666 * doc/passes.texi (Full redundancy elimination): Fix typo.
12668 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12670 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
12672 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
12675 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
12677 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
12680 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
12682 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
12684 * config/avr/avr.md (code_stdname): Add ior, xor.
12685 (xior): New code iterator.
12686 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
12687 (*<code_stdname><mode>qi.byte1-3): Ditto.
12689 2012-02-23 Jakub Jelinek <jakub@redhat.com>
12691 PR tree-optimization/52019
12692 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
12695 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12697 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
12698 HAVE_INITFINI_ARRAY to work around namespace pollution in
12699 certain versions of newlib system headers.
12700 * config.in: Regenerate.
12701 * configure: Regenerate.
12702 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
12703 instead of HAVE_INITFINI_ARRAY.
12705 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
12708 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
12709 is not offsettable memory reference.
12711 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
12714 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
12715 setting avr_need_clear_bss_p for __gnu_lto* symbols.
12717 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
12719 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
12720 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
12722 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12724 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
12725 library on Solaris 8 even without TLS support.
12726 * configure: Regenerate.
12728 2012-02-22 Richard Guenther <rguenther@suse.de>
12730 PR middle-end/52329
12731 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
12732 for GIMPLE_DEBUG stmts.
12734 2012-02-22 Martin Jambor <mjambor@suse.cz>
12736 PR middle-end/51782
12737 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
12738 according to the base object.
12740 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
12742 PR rtl-optimization/50063
12743 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
12744 and 2 (8-bit SP) in operand 2.
12745 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
12746 setup to use movhi_sp_r instead of vanilla move to write SP.
12747 Adjust REG_CFA notes to superseed unspec.
12748 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
12750 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
12751 known to be off) only with TARGET_NO_INTERRUPTS. Never use
12752 irq_state 1 (IRQ known to be on) here.
12754 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
12756 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
12758 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
12759 assign_hard_reg): Likewise.
12761 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
12763 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
12765 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
12767 * config/avr/avr.md
12768 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
12769 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
12771 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
12773 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
12774 prototype from here to...
12775 * config/avr/avr.h: ...here.
12777 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
12780 * thumb2.md (thumb2_shiftsi3_short): Split register and
12781 immediate shifts. For register shifts tie operands 0 and 1.
12782 (peephole2 for above): Check that register-controlled shifts
12783 have suitably tied operands.
12785 2012-02-21 Quentin Neill <quentin.neill@amd.com>
12788 * config/i386/bdver1.md (bdver1_call, bdver1_push,
12789 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
12790 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
12791 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
12792 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
12793 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
12794 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
12795 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
12796 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
12797 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
12798 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
12799 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
12800 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
12801 bdver1_ssevector_avx256_unaligned_load,
12802 bdver1_ssevector_sse128_unaligned_load,
12803 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
12804 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
12805 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
12806 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
12807 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
12808 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
12809 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
12810 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
12811 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
12812 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
12813 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
12814 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
12815 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
12816 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
12817 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
12818 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
12819 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
12820 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
12821 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
12822 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
12823 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
12824 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
12825 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
12826 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
12827 bdver1_ssediv_double_load, bdver1_ssediv_double,
12828 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
12829 Add "bdver2" attribute.
12831 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12833 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
12834 default if possible and not specified otherwise.
12836 2012-02-21 Richard Guenther <rguenther@suse.de>
12838 PR middle-end/52314
12839 * gimplify.c (create_tmp_from_val): Use the main variant type
12840 for the type of the temporary we create.
12842 2012-02-21 Richard Guenther <rguenther@suse.de>
12844 PR tree-optimization/52324
12845 * gimplify.c (gimplify_expr): When re-gimplifying expressions
12846 do not gimplify a MEM_REF address operand if it is already
12849 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12851 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
12852 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
12854 2012-02-21 Richard Guenther <rguenther@suse.de>
12856 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
12857 nested_in_vect_loop.
12859 2012-02-21 Jakub Jelinek <jakub@redhat.com>
12861 PR tree-optimization/52318
12862 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
12863 vdef also to non-pure/const call stmts in the sequence.
12865 2012-02-21 Tristan Gingold <gingold@adacore.com>
12867 * config/vms/vms-ld.c (main): Fix IDENTIFICATION padding.
12869 2012-02-20 David S. Miller <davem@davemloft.net>
12871 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
12872 don't use the "rd %pc" instruction on v9 for PIC register loads.
12874 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
12876 PR middle-end/52141
12877 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
12878 in a transaction safe function.
12880 2012-02-20 Kai Tietz <ktietz@redhat.com>
12883 * stor-layout.c (place_field): Handle desired_align for
12886 2012-02-20 Richard Guenther <rguenther@suse.de>
12888 PR tree-optimization/52298
12889 * tree-vect-stmts.c (vectorizable_store): Properly use
12890 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
12892 (vectorizable_load): Likewise.
12893 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
12894 Access DR_STEP after ensuring it is not NULL.
12896 2012-02-20 Jakub Jelinek <jakub@redhat.com>
12898 PR tree-optimization/52286
12899 * fold-const.c (fold_binary_loc): For (X & C1) | C2
12900 optimization use double_int_to_tree instead of build_int_cst_wide,
12901 rewrite to use double_int vars.
12903 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12906 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
12908 Remove -e 0 from $gcc_cv_ld invocation.
12909 Only use __GLIBC_PREREQ if defined.
12910 Enable on Solaris since Solaris 8 patch.
12911 (gcc_SUN_LD_VERSION): New macro.
12912 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
12913 gcc_SUN_LD_VERSION for version number format.
12914 * configure: Regenerate.
12915 * varasm.c (get_elf_initfini_array_priority_section): Set
12916 SECTION_NOTYPE for non-default priority.
12917 Use get_section instead of get_unnamed_section to emit
12918 .init_array/.fini_array with default priority.
12920 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
12922 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
12923 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
12924 (mips_start_unique_function, mips_output_mips16_rdhwr)
12925 (mips_code_end): New functions.
12926 (TARGET_ASM_CODE_END): Define.
12928 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
12930 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
12931 to stubs with non-sibling calls.
12933 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
12935 * doc/invoke.texi (-fira-* options): Copy-edit.
12936 (ira-* parameters): Copy-edit.
12938 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
12940 * doc/invoke.texi: Minor copy-edits to bring into conformance with
12941 GCC coding conventions.
12943 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
12945 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
12946 when used as adjectives.
12948 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
12950 * doc/invoke.texi: Clean up "that"/"which" confusion.
12952 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
12954 * system.h: Poison SMALL_REGISTER_CLASSES
12955 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
12956 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
12958 2012-02-16 Jakub Jelinek <jakub@redhat.com>
12960 PR tree-optimization/52285
12961 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
12962 when deciding if a call is a tail call or tail recursion.
12964 2012-02-16 Kai Tietz <ktietz@redhat.com>
12966 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
12967 interger-constant displacement for UNSPEC_PCREL.
12969 2012-02-16 Jakub Jelinek <jakub@redhat.com>
12971 PR rtl-optimization/52208
12972 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
12973 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
12975 PR tree-optimization/52255
12976 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
12977 loop->header has virtual PHI, but exit_e->dest doesn't, add
12978 virtual PHI to exit_e->dest and adjust all uses after the loop.
12981 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
12982 children with clone_tree_hash, not after it.
12984 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
12986 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
12987 extended identifiers.
12989 2012-02-16 Jakub Jelinek <jakub@redhat.com>
12991 PR middle-end/51929
12992 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
12993 a same_body_alias, also test whether e->callee isn't a former
12994 or current clone of the decl this is a same body alias of.
12996 PR translation/52264
12997 * cgraphunit.c (verify_cgraph_node): Fix a typo.
12999 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
13001 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
13003 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
13006 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
13007 force_reg instead of copy_to_reg for better optimization. Force
13008 non-register or memory operands into a register.
13010 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
13012 * extend.texi: Reserve upper bits of memory model for future use.
13014 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
13015 Anatoly Sokolov <aesok@post.ru>
13016 Eric Weddington <eric.weddington@atmel.com>
13019 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
13020 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
13021 Rewrite initializers for .macro.
13022 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
13023 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
13024 atxmega32d4, atxmega32x1.
13025 avrxmega4: atxmega64a3, atxmega64d3.
13026 avrxmega5: atxmega64a1, atxmega64a1u.
13027 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
13028 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
13029 avrxmega7: atxmega128a1, atxmega128a1u.
13030 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
13031 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
13032 (struct base_arch_s): Rename reserved to xmega_p.
13033 Rename reserved2 to have_rampd.
13034 (AVR_XMEGA): New define.
13035 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
13036 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
13037 * config/avr/predicates.md (io_address_operand): Take into
13038 account SFR offset.
13039 (low_io_address_operand): Ditto.
13040 (high_io_address_operand): Ditto.
13041 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
13042 (enabled, movhi_sp_r): Use them.
13043 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
13044 cpp_define_formatted to built-in define __AVR_ARCH__.
13045 (__AVR_XMEGA__): New built-in define.
13046 (__AVR_HAVE_RAMPD__): New built-in define.
13047 (__AVR_HAVE_RAMPX__): New built-in define.
13048 (__AVR_HAVE_RAMPY__): New built-in define.
13049 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
13051 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
13052 (avr_option_override): Initialize them.
13053 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
13054 (avr_init_expanders): Initialize them. No more block several calls.
13055 (emit_push_sfr): New static function.
13056 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
13058 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
13059 (avr_print_operand): Print addreeses as symbols for
13060 RAMPX, RAMPY, RAMPD, CCP.
13061 (output_movhi): Handle AVR_XMEGA when writing to SP.
13062 (avr_out_movhi_mr_r_xmega): New static function.
13063 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
13064 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
13065 __RAMPD__, __CCP__ as needed.
13067 * config/avr/multilib.h: Regenerate.
13068 * config/avr/t-multilib: Regenerate.
13069 * config/avr/avr-tables.opt: Regenerate.
13071 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
13073 PR tree-optimization/50561
13074 * graphite-flattening.c (lst_project_loop): Do not
13075 remove old scattering dimensions after flattening.
13076 (lst_do_flatten): Likewise.
13078 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
13080 * doc/extend.texi (AVR Built-in Functions): Remove doc for
13081 __builtin_avr_map8, __builtin_avr_map16.
13082 Document __builtin_avr_insert_bits.
13084 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
13085 (insert_bits): New insn.
13086 (adjust_len.map_bits): Rename to insert_bits.
13087 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
13088 * avr-protos.h (avr_out_map_bits): Remove.
13089 (avr_out_insert_bits, avr_has_nibble_0xf): New.
13090 * config/avr/constraints.md (Cxf,C0f): New.
13091 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
13092 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
13093 New built-in define __BUILTIN_AVR_INSERT_BITS.
13094 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
13095 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
13096 (avr_move_bits): Rewrite.
13097 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
13099 (avr_map_op_t): New typedef.
13100 (avr_map_op): New static variable.
13101 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
13102 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
13103 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
13104 (bdesc_3arg, avr_expand_triop_builtin): New.
13105 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
13106 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
13107 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
13108 (avr_map_equal_p, avr_map_sig_p): Remove.
13109 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
13110 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
13111 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
13112 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
13113 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
13114 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
13116 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
13118 * config/c6x/c6x.md (reserve_cycles): New attribute.
13119 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
13120 don't reserve functional units after the branch occurs.
13122 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
13124 PR middle-end/52142
13125 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
13126 functions into non-tm_pure functions.
13128 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
13131 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
13132 (iterative_hash_canonical_type): Likewise.
13133 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
13136 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
13138 * haifa-sched.c (prune_ready_list): Ensure that if there is a
13139 sched-group insn, it either remains alone or the entire list is pruned.
13141 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
13143 * doc/install.texi (Prerequisites): Fix grammar.
13144 (Configuration): Likewise.
13146 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
13148 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
13149 MPC as part of GCC before describing configuring with --with-gmp etc.
13150 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
13151 sources are present.
13153 2012-02-14 Jakub Jelinek <jakub@redhat.com>
13156 * dwarf2out.c (clone_tree_hash): New function.
13157 (copy_decls_walk): Use it instead of clone_tree.
13159 2012-02-14 Richard Guenther <rguenther@suse.de>
13161 PR tree-optimization/52244
13162 PR tree-optimization/51528
13163 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
13164 replacements for integral types.
13166 2012-02-14 Walter Lee <walt@tilera.com>
13168 * config.gcc: Handle tilegx and tilepro.
13169 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
13170 tilegx and tilepro.
13171 Add HAVE_AS_TLS check for tilegx and tilepro.
13172 * configure: Regenerate.
13173 * doc/contrib.texi: Add Mat Hostetter and self.
13174 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
13175 Document instruction intrinsics and network accessing intrinsics.
13176 (TILEPro Built-in Functions): New node. Document instruction
13177 intrinsics and network accessing intrinsics.
13178 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
13179 (Specific, tilepro-*-linux*): Likewise.
13180 * doc/invoke.texi (TILE-Gx Options): New section.
13181 (TILEPro Options): New section.
13182 * doc/md.texi (TILE-Gx): New section.
13183 (TILEPro): New section.
13184 * common/config/tilegx/tilegx-common.c: New file.
13185 * common/config/tilepro/tilepro-common.c: New file.
13186 * config/tilegx/constraints.md: New file.
13187 * config/tilegx/linux.h: New file.
13188 * config/tilegx/mul-tables.c: New file.
13189 * config/tilegx/predicates.md: New file.
13190 * config/tilegx/sync.md: New file.
13191 * config/tilegx/t-tilegx: New file.
13192 * config/tilegx/tilegx-builtins.h: New file.
13193 * config/tilegx/tilegx-c.c: New file.
13194 * config/tilegx/tilegx-generic.md: New file.
13195 * config/tilegx/tilegx-modes.def: New file.
13196 * config/tilegx/tilegx-multiply.h: New file.
13197 * config/tilegx/tilegx-protos.h: New file.
13198 * config/tilegx/tilegx.c: New file.
13199 * config/tilegx/tilegx.h: New file.
13200 * config/tilegx/tilegx.md: New file.
13201 * config/tilegx/tilegx.opt: New file.
13202 * config/tilepro/constraints.md: New file.
13203 * config/tilepro/gen-mul-tables.cc: New file.
13204 * config/tilepro/linux.h: New file.
13205 * config/tilepro/mul-tables.c: New file.
13206 * config/tilepro/predicates.md: New file.
13207 * config/tilepro/t-tilepro: New file.
13208 * config/tilepro/tilepro-builtins.h: New file.
13209 * config/tilepro/tilepro-c.c: New file.
13210 * config/tilepro/tilepro-generic.md: New file.
13211 * config/tilepro/tilepro-modes.def: New file.
13212 * config/tilepro/tilepro-multiply.h: New file.
13213 * config/tilepro/tilepro-protos.h: New file.
13214 * config/tilepro/tilepro.c: New file.
13215 * config/tilepro/tilepro.h: New file.
13216 * config/tilepro/tilepro.md: New file.
13217 * config/tilepro/tilepro.opt: New file.
13219 2012-02-14 Jakub Jelinek <jakub@redhat.com>
13221 PR tree-optimization/52210
13222 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
13223 vect_model_simple_cost with two entry vect_def_type array instead
13224 of an address of dt.
13226 2012-02-14 Richard Guenther <rguenther@suse.de>
13229 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
13230 Do not stream DECL_QUALIFIER.
13231 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
13232 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
13233 (find_decls_types_r): Do not walk DECL_QUALIFIER.
13235 2012-02-14 Jakub Jelinek <jakub@redhat.com>
13238 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
13241 2012-02-13 Jakub Jelinek <jakub@redhat.com>
13244 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
13245 * cselib.c (cselib_subst_to_values_from_insn): New function.
13246 * sched-deps.c (add_insn_mem_dependence,
13247 sched_analyze_1, sched_analyze_2): Use it.
13249 2012-02-13 Jan Hubicka <jh@suse.cz>
13251 PR middle-end/52214
13252 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
13254 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
13256 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
13257 (GTM_SELF_SPECS): Define if not already defined.
13258 (driver_self_specs): Add GTM_SELF_SPECS.
13259 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
13260 (GTM_SELF_SPECS): Define.
13261 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
13262 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
13264 2012-02-13 Jakub Jelinek <jakub@redhat.com>
13266 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
13269 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
13271 PR middle-end/52230
13272 * omp-low.c (expand_omp_for): If a static schedule without chunk size
13273 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
13275 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
13278 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
13280 2012-02-13 Richard Guenther <rguenther@suse.de>
13282 PR translation/52211
13283 * passes.c (enable_disable_pass): Fix typo.
13285 2012-02-13 Jakub Jelinek <jakub@redhat.com>
13287 PR middle-end/52209
13288 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
13289 XOR for reduce_bit_field if type is unsigned.
13291 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
13293 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
13294 disallow changes from SFmode to mode with different size in FP regs.
13296 2012-02-12 Robert Millan <rmh@gnu.org>
13297 Gerald Pfeifer <gerald@pfeifer.com>
13299 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
13302 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
13304 PR rtl-optimization/52175
13305 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
13306 to frame-related instructions.
13308 2012-02-10 Jason Merrill <jason@redhat.com>
13311 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
13312 (demangle_new_symbols): Fill it.
13313 (scan_linker_output): Walk it.
13314 (start_tweaking): Split out from scan_linker_output.
13315 (maybe_tweak): Update sym->chosen.
13316 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
13318 2012-02-11 Jakub Jelinek <jakub@redhat.com>
13321 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
13323 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
13325 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
13326 having the same mode as previous compare.
13328 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
13330 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
13331 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
13332 (nonlocal_goto_internal): Likewise.
13333 (nonlocal_goto): Emit a use and an indirect jump directly.
13335 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
13338 * doc/extend.texi : Update comments for __atomic_compare_exchange and
13339 __atomic_{is,always}_lock_free.
13341 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
13344 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
13345 negative constant address for TARGET_X32.
13347 2012-02-10 Richard Henderson <rth@redhat.com>
13349 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
13350 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
13351 for GIMPLE_TRANSACTION. Tidy if's into a switch.
13353 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13354 Ira Rosen <irar@il.ibm.com>
13356 PR tree-optimization/50031
13357 * targhooks.c (default_builtin_vectorization_cost): Handle
13358 vec_promote_demote.
13359 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
13360 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
13361 all types of reduction and pattern statements.
13362 (vect_estimate_min_profitable_iters): Likewise.
13363 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
13364 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
13365 for explicit realigns.
13366 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
13367 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
13368 vec_promote_demote.
13369 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
13370 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
13371 vec_perm for VSX and handle vec_promote_demote.
13373 2012-02-10 Jakub Jelinek <jakub@redhat.com>
13375 PR middle-end/52177
13376 * builtins.c (fold_builtin_atomic_always_lock_free,
13377 expand_builtin_atomic_always_lock_free,
13378 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
13379 Return and/or test boolean_true_node/boolean_false_node instead of
13380 integer_one_node/integer_zero_node.
13382 2012-02-10 Jan Hubicka <jh@suse.cz>
13384 PR middle-end/48600
13385 * predict.c (predict_paths_for_bb): Prevent looping.
13386 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
13388 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
13390 * config/arm/arm.c (output_move_double): In one case properly
13391 count number of instructions that will be emitted.
13393 2012-02-10 Richard Guenther <rguenther@suse.de>
13395 PR translation/52193
13396 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
13398 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
13400 PR middle-end/52140
13401 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
13403 2012-02-09 Jakub Jelinek <jakub@redhat.com>
13406 * var-tracking.c (emit_note_insn_var_location): If
13407 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
13408 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
13409 non-NOTE_DURING_CALL_P insn.
13411 2012-02-09 Bin Cheng <bin.cheng@arm.com>
13413 PR middle-end/51867
13414 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
13416 2012-02-08 Magnus Granberg <zorry@gentoo.org>
13419 * gcc.c (switch_matches) Support switches with separated form,
13422 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
13424 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
13426 (RAMPZ_ADDR): Ditto.
13427 * config/avr/avr.c (avr_addr_t): New typedef.
13428 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
13429 (avr_init_expanders): Initialize it.
13430 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
13432 (expand_epilogue): Ditto.
13433 (avr_print_operand): Ditto.
13434 (avr_file_start): Ditto.
13435 (avr_emit_movmemhi): Ditto.
13437 2012-02-08 Richard Guenther <rguenther@suse.de>
13439 PR tree-optimization/46886
13440 * tree-flow.h (do_while_loop_p): Declare.
13441 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
13442 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
13444 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
13446 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
13447 always succeed for integers larger than a native word.
13449 2012-02-08 Richard Guenther <rguenther@suse.de>
13451 PR rtl-optimization/52170
13452 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
13453 properly handle integer vector modes.
13455 2012-02-08 Jakub Jelinek <jakub@redhat.com>
13457 PR gcov-profile/52150
13458 * coverage.c: Include target.h.
13459 (build_var): Call targetm.strip_name_encoding on the assembler name.
13460 Change one _ into . or $ if the target allows it.
13461 * Makefile.in (coverage.o): Depend on $(TARGET_H).
13463 PR rtl-optimization/52139
13464 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
13465 is a BARRIER after emit_insn_after_noloc, move BB_END
13466 to the last non-BARRIER insn before it.
13468 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
13470 PR middle-end/24306
13471 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
13472 (mips_gimplify_va_arg_expr): Call it instead of
13473 std_gimplify_va_arg_expr.
13475 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
13477 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
13478 message for -mno-pointers-to-nested-function.
13480 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
13482 PR middle-end/51994
13483 * expr.c (get_inner_reference): If there is an offset, add a negative
13484 bit position to it (if any).
13486 2012-02-07 Jakub Jelinek <jakub@redhat.com>
13488 PR rtl-optimization/52060
13489 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
13490 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
13491 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
13492 and/or i0src_copy2 when needed.
13494 2012-02-07 Jakub Jelinek <jakub@redhat.com>
13496 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
13497 or LTOPLUGINSONAME if have_c.
13499 * config/freebsd-spec.h: Add comment about what macros can be defined
13501 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
13502 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
13505 2012-02-07 Richard Guenther <rguenther@suse.de>
13507 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
13508 newline in -alias dumps.
13510 2012-02-07 Kai Tietz <ktietz@redhat.com>
13511 Dave Korn <dave.korn.cygwin@gmail.com>
13514 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
13515 Take care that typinfo gets dllexport-attribute.
13517 2012-02-07 Jakub Jelinek <jakub@redhat.com>
13519 PR middle-end/52074
13520 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
13521 if modifier < EXPAND_SUM call force_operand on the result.
13523 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
13525 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
13526 adding __forwarder_dst__ prefix if a forwarder_section attribute is
13528 (epiphany_function_type): Replace types for specific interrupts with
13529 EPIPHANY_FUNCTION_INTERRUPT.
13530 (EPIPHANY_INTERRUPT_P): Update.
13531 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
13532 New static function.
13533 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
13534 <disinterrupt>: Affects type identity.
13535 (epiphany_handle_interrupt_attribute): Handle variable number of
13537 (epiphany_compute_function_type): Update for new
13538 epiphany_function_type definition.
13539 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
13540 handlers with a longcall forwarder.
13541 (epiphany_start_function): Handle multiple interrupt arguments and/or
13542 forwarder_section attribute.
13544 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
13547 2012-02-07 Alan Modra <amodra@gmail.com>
13550 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
13553 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13555 PR tree-optimization/50969
13556 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
13557 use vec_perm rather than vector_stmt.
13558 (vect_model_load_cost): Likewise.
13559 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
13560 vec_perm to be the same as other vector statements.
13561 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
13562 cost of vec_perm for TARGET_VSX.
13564 2012-02-06 Richard Guenther <rguenther@suse.de>
13566 PR tree-optimization/52115
13567 * tree-sra.c (access_has_replacements_p): New function.
13568 (sra_modify_assign): Use it to decide whether a use is uninitialized.
13570 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
13572 PR middle-end/52047
13573 * trans-mem.c (expand_call_tm): Add an assertion.
13574 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
13577 2012-02-06 Richard Guenther <rguenther@suse.de>
13579 PR tree-optimization/50955
13580 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
13581 raise cost of expressions that replace an address with an
13582 expression based on a different pointer.
13584 2012-02-06 Jakub Jelinek <jakub@redhat.com>
13587 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
13588 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
13590 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
13593 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
13594 -Weffc++ and specify guidelines come from second edition.
13596 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
13598 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
13599 (sibcall_value_multiple_internal, call_split, call_internal_direct)
13600 (call_direct_split, call_value_split, call_value_internal_direct)
13601 (call_value_direct_split, call_value_multiple_split): Use jal and
13602 jal_macro attributes.
13604 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
13606 * reload1.c (reload_regs_reach_end_p): Replace with...
13607 (reload_reg_rtx_reaches_end_p): ...this function.
13608 (new_spill_reg_store): Update commentary.
13609 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
13610 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
13611 before setting new_spill_reg_store.
13612 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
13613 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
13614 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
13615 for non-spill reload registers.
13617 2012-02-05 Ira Rosen <irar@il.ibm.com>
13619 PR tree-optimization/52091
13620 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
13621 (vect_is_simple_use_1): Likewise.
13622 * tree-vect-loop.c (vectorizable_reduction): Update calls
13623 to vect_is_simple_use_1 and vect_is_simple_use.
13624 (vectorizable_live_operation): Likewise.
13625 * tree-vect-patterns.c (widened_name_p,
13626 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
13627 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
13628 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
13629 vectorizable_shift,vectorizable_operation, vectorizable_store,
13630 vectorizable_load): Likewise.
13631 (vect_is_simple_cond): Add an argument, pass it to
13632 vect_is_simple_use_1.
13633 (vectorizable_condition): Update calls to vect_is_simple_cond,
13634 vect_is_simple_use.
13635 (vect_is_simple_use): Add an argument, the statement in which
13636 OPERAND is used. Check that if OPERAND's def stmt is a double
13637 reduction phi node, the use is a phi node too.
13638 (vect_is_simple_use_1): Add an argument, pass it to
13639 vect_is_simple_use.
13640 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
13641 to vect_is_simple_use.
13643 2012-02-04 Jakub Jelinek <jakub@redhat.com>
13645 PR rtl-optimization/52095
13646 * modulo-sched.c (dump_insn_locator): New function.
13647 (loop_canon_p, sms_schedule): Use it.
13649 PR rtl-optimization/52113
13650 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
13651 even for decomposable shift/zext insns.
13653 2012-02-03 Jakub Jelinek <jakub@redhat.com>
13654 Zdenek Dvorak <ook@ucw.cz>
13656 PR rtl-optimization/52092
13657 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
13658 on get_iv_value result.
13660 2012-02-02 Andrew Pinski <apinski@cavium.com>
13662 PR middle-end/47982
13663 PR middle-end/43967
13664 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
13666 2012-02-02 Jakub Jelinek <jakub@redhat.com>
13668 PR middle-end/48071
13669 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
13671 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
13673 PR rtl-optimization/49800
13674 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
13675 (sched_finish): Call regstat_free_n_sets_and_refs.
13677 2012-02-02 Jia Liu <proljc@gmail.com>
13679 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
13682 2012-02-02 Jan Hubicka <jh@suse.cz>
13683 Tom de Vries <tom@codesourcery.com>
13685 PR middle-end/51998
13686 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
13687 * varpool.c (varpool_analyze_pending_decls): Likewise.
13689 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
13690 Jayant R Sonar <jayant.sonar@kpitcummins.com>
13692 * config.gcc: Add cr16-* support.
13694 * doc/extend.texi: Document cr16 extensions.
13695 * doc/install.texi: Document cr16 install.
13696 * doc/invoke.texi: Document cr16 options.
13697 * doc/md.texi: Document cr16 constraints.
13699 * common/config/cr16/cr16-common.c: New file.
13700 * config/cr16/cr16.c: New file.
13701 * config/cr16/cr16.h: New file.
13702 * config/cr16/cr16.md: New file.
13703 * config/cr16/cr16.opt: New file.
13704 * config/cr16/cr16-protos.h: New file.
13705 * config/cr16/predicates.md: New file.
13706 * config/cr16/constraints.md: New file.
13707 * config/cr16/t-cr16: New file.
13709 2012-02-02 Jakub Jelinek <jakub@redhat.com>
13712 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
13713 that operands[2] is either immediate, or q_regs_operand.
13715 PR tree-optimization/52073
13716 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
13717 a pattern stmt for pattern uses, ignore uses outside of the loop.
13719 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
13721 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
13722 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
13723 (OUT_AS1, OUT_AS2): Remove.
13725 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
13727 PR rtl-optimization/51374
13728 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
13729 to cross other volatile_refs_p insns.
13731 2012-02-01 Richard Guenther <rguenther@suse.de>
13733 * doc/invoke.texi (fno-inline): Clarify documentation.
13734 (finline-small-functions): Likewise.
13735 (finline-functions): Likewise.
13736 * common.opt (finline): Adjust comment and documentation.
13737 (finline-small-functions): Clarify documentation.
13738 (finline-functions): Likewise.
13739 (finline-functions-called-once): Likewise.
13741 2012-02-01 Tristan Gingold <gingold@adacore.com>
13743 * c-typeck.c (composite_type): Keep mode for pointers.
13745 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
13747 * function.h (regno_reg_rtx): Adjust comment.
13748 * reginfo.c (init_reg_modes_target): Only use the previous mode
13749 if it fits within one register. Remove MIPS comment.
13751 2012-01-31 Jakub Jelinek <jakub@redhat.com>
13754 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
13756 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13758 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
13759 to srak instruction.
13761 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
13763 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
13765 2012-01-31 Jakub Jelinek <jakub@redhat.com>
13770 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
13772 2012-01-31 Richard Guenther <rguenther@suse.de>
13774 PR tree-optimization/51528
13775 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
13778 2012-01-31 Jakub Jelinek <jakub@redhat.com>
13783 * ree.c (add_removable_extension): Change def_map argument
13784 to unsigned *, store in def_map 1 + offset into *insn_list vector
13785 instead of pointers into the vector.
13786 (find_removable_extensions): Adjust caller.
13788 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
13790 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
13791 Transform all "* quoted-c-code" to { c-code }.
13792 Remove redundant test for "optimize" in combine patterns.
13793 Move (include "avr-dimode.md") to end of file.
13795 2012-01-30 Bin Cheng <bin.cheng@arm.com>
13798 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
13799 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
13801 2012-01-30 Richard Guenther <rguenther@suse.de>
13803 PR tree-optimization/52028
13804 * tree-loop-distribution.c (ldist_gen): Properly update
13807 2012-01-30 Jakub Jelinek <jakub@redhat.com>
13810 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
13811 set_cur_line_info_table if not emitting debug info.
13813 PR tree-optimization/52046
13814 * tree-vect-patterns.c (check_bool_pattern): Give up if
13815 a comparison could throw.
13818 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
13820 2012-01-30 Richard Guenther <rguenther@suse.de>
13822 PR tree-optimization/52045
13823 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
13824 SSA form if cfgcleanup did anything.
13826 2012-01-30 Richard Guenther <rguenther@suse.de>
13828 PR tree-optimization/52045
13829 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
13830 before computing final todo.
13832 2012-01-30 Richard Guenther <rguenther@suse.de>
13834 PR tree-optimization/51528
13835 * tree-sra.c (sra_modify_assign): Re-factor in preparation
13838 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
13840 * df-problems.c (df_kill_notes): Check that the use refers
13841 to the note under examination.
13843 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
13846 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
13847 parameter and use short-lived pseudos.
13848 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
13849 (sparc_expand_vector_init): Const-ify local variables and adjust
13850 calls to above functions.
13852 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
13854 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
13856 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
13858 * doc/invoke.texi: Make usage of "compile time" and
13859 "run time"/"runtime" consistent throughout the file.
13861 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
13863 * config/alpha/alpha.c (alpha_option_override): Default to
13864 full IEEE compliance mode for Go language.
13866 2012-01-29 Tijl Coosemans <tijl@coosemans.org>
13868 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
13869 (LINK_SSP_SPEC): Define.
13871 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13874 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
13877 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
13879 * doc/invoke.texi: Correct hyphenation of "floating point",
13880 "double precision", and related terminology throughout the file.
13882 2012-01-28 Jakub Jelinek <jakub@redhat.com>
13885 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
13886 arm_general_register_operand predicate for operand 2 instead of
13889 2012-01-27 Ian Lance Taylor <iant@google.com>
13892 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
13893 * builtins.c (expand_builtin_init_trampoline): Add onstack
13894 parameter. Change caller.
13895 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
13896 * tree.c (build_common_builtin_nodes): Declare
13897 __builtin_init_heap_trampoline.
13899 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
13901 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
13902 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
13903 * config/avr/avr.c: Ditto.
13904 (avr_regnames): Remove because unused.
13905 * config/avr/avr.md (*cpse.ne): New peephole.
13906 (*cpse.eq): New peephole from former cpse peepholes.
13908 2012-01-27 Michael Eager <eager@eagercon.com>
13910 * config/microblaze.c (microblaze_emit_compare): Correct
13911 test after pcmp instruction.
13913 2012-01-27 Richard Guenther <rguenther@suse.de>
13915 PR tree-optimization/52020
13916 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
13918 2012-01-27 Richard Guenther <rguenther@suse.de>
13920 * ipa-pure-const.c (check_stmt): Clobbers do not make a
13921 function non-const/pure.
13923 2012-01-27 Richard Guenther <rguenther@suse.de>
13925 PR tree-optimization/50444
13926 * tree-sra.c (build_ref_for_offset): Properly adjust the
13927 MEM_REF type for unaligned accesses.
13929 2012-01-27 Richard Guenther <rguenther@suse.de>
13931 PR tree-optimization/50444
13932 * expr.c (mem_ref_refers_to_non_mem_p): New function.
13933 (expand_assignment): Use it. Properly handle misaligned
13934 bases when expanding stores to component references.
13935 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
13936 refactor that case.
13938 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
13940 PR middle-end/51389
13941 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
13942 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
13943 * tree-data-ref.c (find_data_references_in_loop): Make static.
13944 (compute_all_dependences): Change return type to bool. Bail out
13945 for too many datarefs in a loop. Move the hunk resetting the data
13946 dependences vector from ...
13947 (compute_data_dependences_for_loop): ... here. Account for
13948 compute_all_dependences returning false.
13949 (compute_data_dependences_for_bb): Likewise.
13950 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
13951 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
13953 2012-01-27 Richard Guenther <rguenther@suse.de>
13955 PR middle-end/51959
13956 * expr.c (store_field): Use the alias-set of the scratch memory
13959 2012-01-27 Tom de Vries <tom@codesourcery.com>
13961 PR tree-optimization/51990
13962 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
13964 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
13966 2012-01-27 Jakub Jelinek <jakub@redhat.com>
13969 * var-tracking.c (reverse_op): Don't add any reverse operation
13970 if V already has any constant locations.
13972 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
13974 * doc/invoke.texi: Correct usage of "command line" (noun)
13975 vs "command-line" (adjective) throughout.
13977 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
13979 * doc/invoke.texi (Language Independent Options): Move
13980 -Wcoverage-mismatch blurb from here....
13981 (Warning Options): ...to here.
13983 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
13985 * config/rs6000/rs6000.c (rs6000_option_override_internal):
13986 Set rs6000_always_hint to false for 476.
13988 2012-01-27 Matthias Klose <doko@ubuntu.com>
13990 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
13992 * incpath.c (add_standard_paths): Likewise.
13994 2012-01-27 Richard Henderson <rth@redhat.com>
13996 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
13997 * config/m68k/sync.md (atomic_test_and_set): Rename from
13998 sync_test_and_setqi and adjust the operands.
13999 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
14000 and unconditionally enable.
14002 2012-01-27 Richard Henderson <rth@redhat.com>
14004 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
14005 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
14006 (ldstub): Rename from ldstubqi.
14007 (ldstub<I24MODE>): Remove.
14009 2012-01-27 Richard Henderson <rth@redhat.com>
14011 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
14012 * c-cppbuiltin.c (cpp_atomic_builtins): Define
14013 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
14014 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
14015 * doc/tm.texi: Rebuild.
14017 2012-01-27 Richard Henderson <rth@redhat.com>
14019 * optabs.c (gen_atomic_test_and_set): Remove default.
14020 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
14022 2012-01-26 Jakub Jelinek <jakub@redhat.com>
14024 PR rtl-optimization/51978
14025 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
14026 (combine_reaching_defs): Likewise.
14027 (struct re_info): Remove.
14028 (add_removable_extension): Remove x and data arguments,
14029 add insn, insn_list and def_map. Use the arguments directly
14030 instead of using struct re_info.
14031 (find_removable_extensions): Don't call add_removable_extension
14032 through note_stores, instead just call it with single_set
14033 result if non-NULL.
14034 (find_and_remove_re): Pass curr_cand->expr instead of
14035 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
14037 2012-01-26 Michael Matz <matz@suse.de>
14039 PR tree-optimization/46590
14040 * cfgexpand.c: Revert last change (r183305).
14041 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
14043 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
14044 checking for emptiness.
14046 2012-01-26 Jakub Jelinek <jakub@redhat.com>
14048 PR middle-end/51895
14049 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
14050 non-addressable non-BLKmode base correctly.
14052 2012-01-26 Michael Matz <matz@suse.de>
14054 PR tree-optimization/48794
14055 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
14056 regions referenced from RESX/EH_DISPATCH.
14058 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14060 * config/s390/s390.h: Make BRANCH_COST an option.
14061 * config/s390/s390.opt: New option -mbranch-cost.
14063 2012-01-26 Richard Henderson <rth@redhat.com>
14065 Revert 2012-01-24 change:
14066 * trans-mem.c (requires_barrier): Do not instrument thread local
14067 variables and emit save/restore for them.
14069 2012-01-25 Jakub Jelinek <jakub@redhat.com>
14071 PR middle-end/51986
14072 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
14075 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
14077 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
14080 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
14083 Rename __pgm to __flash.
14084 Rename __pgm1 to __flash1.
14085 Rename __pgm2 to __flash2.
14086 Rename __pgm3 to __flash3.
14087 Rename __pgm4 to __flash4.
14088 Rename __pgm5 to __flash5.
14089 Rename __pgmx to __memx.
14090 * doc/extend.texi (AVR Named Address Spaces)
14091 Rename address space names as indicated above.
14092 * config/avr/avr.c (avr_addrspace): Ditto.
14094 * config/avr/avr-protos.h
14095 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
14096 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
14097 * config/avr/predicates.md: Ditto.
14098 * config/avr/avr.c Ditto, and
14099 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
14100 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
14102 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
14103 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
14104 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
14105 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
14106 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
14107 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
14108 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
14109 * config/avr/avr.c: Ditto.
14110 * config/avr/avr.md: Ditto.
14112 2012-01-25 Jason Merrill <jason@redhat.com>
14115 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
14117 2012-01-25 Jakub Jelinek <jakub@redhat.com>
14119 PR tree-optimization/51987
14120 * tree-data-ref.c (get_references_in_stmt): Handle references in
14121 non-volatile GIMPLE_ASM.
14123 2012-01-25 Richard Guenther <rguenther@suse.de>
14125 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
14126 bases are dereferenced.
14128 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
14130 PR rtl-optimization/48374
14131 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
14133 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
14135 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
14136 compute_data_dependences_for_loop returns false.
14137 * tree-parloops.c (loop_parallel_p): Likewise.
14139 2012-01-25 Richard Guenther <rguenther@suse.de>
14141 * tree.h (get_pointer_alignment_1): Declare.
14142 * builtins.c (get_pointer_alignment_1): New function.
14143 (get_pointer_alignment): Use it.
14145 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
14147 PR rtl-optimization/48308
14148 * combine.c (enum undo_kind): Add UNDO_LINKS.
14149 (struct undo): Add member l to other_contents and where.
14150 (do_SUBST_LINK): New.
14152 (try_combine): Handle LOG_LINKS for the dummy i1 case.
14153 (undo_all): Handle UNDO_LINKS.
14155 2012-01-25 Richard Henderson <rth@redhat.com>
14157 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
14160 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
14162 * optabs.c (gen_atomic_test_and_set): Use each argument.
14164 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
14166 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
14167 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
14168 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
14169 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
14170 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
14171 TARGET_PAIRED_SINGLE_FLOAT.
14173 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
14175 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
14176 (in_struct, return_val): Remove MEM documentation.
14177 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
14178 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
14179 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
14181 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
14182 * cfgexpand.c (add_alias_set_conflicts): Likewise.
14183 * expr.c (store_field): Likewise.
14184 * function.c (assign_stack_temp_for_type): Likewise.
14185 * ifcvt.c (noce_try_cmove_arith): Likewise.
14186 * reload1.c (reload): Likewise.
14187 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
14188 (alpha_set_memflags): Likewise.
14189 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
14191 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
14193 * rtl.h (true_dependence, canon_true_dependence): Remove varies
14195 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
14196 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
14197 (true_dependence_1, true_dependence, canon_true_dependence): Remove
14199 * cselib.c (cselib_rtx_varies_p): Delete.
14200 (cselib_invalidate_mem): Update call to canon_true_dependence.
14201 * dse.c (record_store, check_mem_read_rtx): Likewise.
14202 (scan_reads_nospill): Likewise.
14203 * cse.c (check_dependence): Likewise.
14204 (cse_rtx_varies_p): Delete.
14205 * expr.c (safe_from_p): Update call to true_dependence.
14206 * ira.c (validate_equiv_mem_from_store): Likewise.
14207 (memref_referenced_p): Likewise.
14208 * postreload-gcse.c (find_mem_conflicts): Likewise.
14209 * sched-deps.c (sched_analyze_2): Likewise.
14210 * store-motion.c (load_kills_store): Likewise.
14211 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
14212 * gcse.c (mems_conflict_for_gcse_p): Likewise.
14213 (compute_transp): Update call to canon_true_dependence.
14215 2012-01-25 Richard Henderson <rth@redhat.com>
14217 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
14218 (maybe_emit_atomic_test_and_set): New.
14219 (expand_sync_lock_test_and_set): Use it.
14220 (expand_atomic_test_and_set): Likewise.
14221 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
14222 the implementation; clarify implementation defined details.
14223 * doc/md.texi (atomic_test_and_set): Document.
14225 2012-01-25 Richard Henderson <rth@redhat.com>
14227 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
14229 2012-01-25 Richard Henderson <rth@redhat.com>
14232 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
14233 to effect no-op split.
14235 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
14238 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
14239 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
14240 (BT_FN_VOID_PTR_INT_SIZE): New.
14241 (BT_FN_UINT_UINT_VAR): Remove.
14242 (BT_FN_UINT32_UINT32_VAR): New.
14243 (BT_FN_DOUBLE_VPTR): Remove.
14244 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
14246 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
14247 (_ITM_changeTransactionMode): Same.
14248 (_ITM_memmoveRtWt): Change return type to void.
14249 (_ITM_memcpyRtWt): Same.
14250 (_ITM_memsetW): Same.
14251 (_ITM_RaRD): Change types to double.
14256 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
14258 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
14259 Patrick Marlier <patrick.marlier@gmail.com>
14261 * trans-mem.c (requires_barrier): Do not instrument thread local
14262 variables and emit save/restore for them.
14264 2012-01-24 Jason Merrill <jason@redhat.com>
14267 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
14268 output static aliases.
14270 2012-01-24 Jakub Jelinek <jakub@redhat.com>
14273 * common.opt (-pie, -shared, pie, shared): Change from Common to
14275 * gcc.c (display_help): Display help for -pie and -shared.
14277 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
14280 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
14281 Remove note on size/offset limitation.
14282 (AVR Variable Attributes): Add example how to read data located
14283 with progmem. Refer to named address spaces.
14284 * doc/invoke.texi (AVR Options): Fix typo.
14286 2012-01-24 Richard Guenther <rguenther@suse.de>
14288 Forward-port to trunk
14289 2010-09-21 Jakub Jelinek <jakub@redhat.com>
14291 PR middle-end/45678
14292 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
14293 op0 isn't sufficiently aligned and there is movmisalignM
14294 insn for mode, use it to load op0 into a temporary register.
14296 2012-01-24 Jakub Jelinek <jakub@redhat.com>
14299 * target.def (const_not_ok_for_debug_p): New hook.
14300 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
14302 * doc/tm.texi: Regenerated.
14303 * dwarf2out.c (const_ok_for_output_1): If
14304 targetm.const_not_ok_for_debug_p returns true, fail.
14305 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
14307 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
14309 2012-01-23 Kai Tietz <ktietz@redhat.com>
14312 * config/i386/predicates.md (symbolic_operand): Allow
14313 UNSPEC_PCREL as PIC expression for lea.
14314 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
14315 * config/i386/i386.c (ix86_delegitimize_address): Handle
14316 UNSPEC_PCREL for none-MEM, too.
14318 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
14320 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
14321 (ipa_tm_create_version_alias): Same.
14323 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
14326 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
14327 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
14329 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
14330 Patrick Marlier <patrick.marlier@gmail.com>
14331 Iain Sandoe <developer@sandoe-acoustics.co.uk>
14334 * lto-wrapper.c (run_gcc): Pass the LTO section name to
14335 simple_object_start_read.
14337 2012-01-23 Richard Guenther <rguenther@suse.de>
14340 PR tree-optimization/51895
14341 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
14342 parameter decomposition into BLKmode components.
14344 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
14346 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
14347 fake variables for restrict-qualified pointers whose pointed-to type
14348 contains a placeholder.
14350 2012-01-23 Richard Guenther <rguenther@suse.de>
14352 PR tree-optimization/51949
14353 * ipa-split.c (execute_split_functions): Do not split malloc functions.
14355 2012-01-23 Jakub Jelinek <jakub@redhat.com>
14357 PR rtl-optimization/51933
14358 * ree.c (transform_ifelse): Return true right away if dstreg is
14359 already wider or equal to cand->mode.
14360 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
14361 (make_defs_and_copies_lists): Remove defs_list and copies_list
14362 arguments, add state argument, just truncate state->work_list
14363 instead of always allocating and freeing the vector. Assert that
14364 get_defs succeeds instead of returning 2. Changed return type to bool.
14365 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
14366 have ext_src_mode, see if it has been modified already with the
14367 right kind of extension and has been extended before from the
14368 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
14369 just return true. Remember the original mode in state->modified array.
14370 (combine_reaching_defs): Add state argument. Don't allocate and
14371 free here def_list, copied_list and vec vectors, instead just
14372 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
14373 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
14374 Add state variable, clear vectors in it, initialize state.modified
14375 if needed. Free all the vectors at the end and state.modified too.
14376 Don't skip a candidate if the extension expression has been modified.
14378 2012-01-22 Douglas B Rupp <rupp@gnat.com>
14381 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
14382 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
14383 (extra_options) interix.opt -> i386/interix.opt"
14384 (extra_objs):Add winnt-stubs.o
14385 * configure.ac: Add interix to target_os .comm on PE check.
14386 * configure: Regenerate.
14387 * config/interix3.h: Delete and move bits to..
14388 * config/interix.h: Delete and move bits to..
14389 * config/i386/i386-interix3.h: Delete and move bits to..
14390 * config/i386/i386-interix.h: ..here.
14391 (TARGET_CPU_DEFAULT): Remove redefinition.
14392 (TARGET_ASM_CONSTRUCTOR): Undefine.
14393 (SUBTARGET_SWITCHES): Define for ms-bitfields.
14394 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
14395 (PTRDIFF_TYPE): Define.
14396 (LONG_DOUBLE_TYPE_SIZE): Define.
14397 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
14398 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
14399 (TARGET_SECTION_TYPE_FLAGS): Define.
14400 (ASM_DECLARE_FUNCTION_NAME): Define.
14401 (ASM_OUTPUT_EXTERNAL): Define.
14402 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
14403 (ASM_OUTPUT_ALIGNED_BSS): Define.
14404 (PCC_BITFIELD_TYPE_MATTERS): Define.
14405 (USE_CONST_SECTION): Define.
14406 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
14407 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
14408 (SUPPORTS_ONE_ONLY): Remove.
14409 (I386_PE_STRIP_ENCODING): Define.
14410 * config/interix.opt: Delete and move bits to..
14411 * config/i386/interix.opt: ..here. New.
14412 (mpe-aligned-commons): Add.
14413 * config/i386/t-interix: Add copyright header.
14414 (winnt-stubs.o): Add rule.
14416 2012-01-22 Jason Merrill <jason@redhat.com>
14419 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
14420 for extra name aliases.
14422 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
14424 PR rtl-optimization/51924
14425 * ree.c (combine_set_extension): Improve debugging message.
14426 (combine_reaching_defs): Likewise.
14427 (get_defs): Rename confusingly named variable.
14428 (find_and_remove_re): Skip a candidate if the extension expression has
14431 2012-01-21 Robert Millan <rmh@gnu.org>
14432 Gerald Pfeifer <gerald@pfeifer.com>
14434 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
14435 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
14437 2012-01-20 Jakub Jelinek <jakub@redhat.com>
14439 PR tree-optimization/51914
14440 * tree-vect-stmts.c (vectorizable_conversion): For
14441 cvt_type && modifier == WIDEN, put temporary with cvt_type
14442 at the beginning of vec_dsts and set vec_dest to temporary
14445 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
14447 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
14449 2012-01-20 Tijl Coosemans <tijl@coosemans.org>
14451 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
14452 * config/rs6000/rs6000.c: Likewise.
14454 2012-01-20 Jakub Jelinek <jakub@redhat.com>
14457 * config/arm/arm.c (arm_count_output_move_double_insns): Call
14458 output_move_double on a copy of operands array.
14460 2012-01-20 Cary Coutant <ccoutant@google.com>
14461 Dodji Seketeli <dodji@redhat.com>
14464 * dwarf2out.c (copy_declaration_context): Return ref to parent
14465 of declaration DIE, if necessary.
14466 (remove_child_or_replace_with_skeleton): Add new parameter; update
14467 caller. Place skeleton DIE under parent DIE of original declaration.
14468 Move call to copy_declaration_context to here ...
14469 (break_out_comdat_types): ... from here.
14471 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14473 PR rtl-optimization/51856
14474 * reload.c (find_reloads_subreg_address): Set the address_reloaded
14477 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
14480 * config/arm/arm.c (arm_print_operand): Correct output of alignment
14481 hints for neon loads and stores.
14483 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
14487 * doc/extend.texi (Named Address Spaces): Split into subsections.
14488 (AVR Named Address Spaces): New subsection.
14489 (M32C Named Address Spaces): New subsection.
14490 (RL78 Named Address Spaces): New subsection.
14491 (SPU Named Address Spaces): New subsection.
14492 (Variable Attributes): New anchor "AVR Variable Attributes".
14493 (AVR Variable Attributes): Rewrite and avoid wording
14494 "address space" in this context.
14495 * doc/invoke.texi (AVR Options): Rewrite and add documentation
14496 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
14497 (AVR Built-in Macros): New subsubsection therein.
14498 * doc/md.texi (AVR constraints): Remove "C04", "R".
14500 2012-01-20 Richard Guenther <rguenther@suse.de>
14502 PR tree-optimization/51903
14503 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
14504 when removing stmts.
14506 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
14509 * config/arm/arm.c (arm_load_pic_register): Use
14510 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
14511 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
14512 (arm_pic_static_addr): Likewise.
14513 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
14514 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
14515 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
14516 (pic_load_addr_unified): New.
14518 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
14521 * function.c (instantiate_virtual_regs_in_insn): Use
14522 delete_insn_and_edges when removing a wrong asm insn.
14524 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
14526 PR rtl-optimization/40761
14527 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
14528 Add new member loop_num.
14529 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
14530 (ira_build): Remove the parameter.
14532 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
14533 (ira.c): Do not build CFG loops for one region allocation. Remove
14534 argument from ira_build call.
14536 * ira-build.c (init_loop_tree_node): New function.
14537 (create_loop_tree_nodes): Use it. Separate the case when CFG
14538 loops are not built.
14539 (more_one_region_p): Check current_loops.
14540 (finish_loop_tree_nodes): Separate the case when CFG loops are not
14542 (add_loop_to_tree): Process loop equal to NULL too.
14543 (form_loop_tree): Separate the case when CFG loops are not built.
14544 Use explicitly number for the root.
14545 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
14547 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
14548 instead of loop->num.
14549 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
14550 (mark_all_loops_for_removal): Ditto.
14551 (remove_unnecessary_regions): Separate the case when CFG loops
14553 (ira_build): Remove the parameter. Use explicit number of regions
14554 when CFG loops are not built.
14556 * ira-color.c (print_loop_title): Separate the case for the root node.
14557 Use loop_num instead of loop->num.
14558 (move_spill_restore): Use loop_num instead of loop->num.
14560 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
14561 (change_loop): Ditto.
14562 (change_loop): Use loop_num instead of loop->num.
14564 * ira-lives.c (process_bb_node_lives): Ditto.
14566 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
14568 * ira-conflicts.c (print_allocno_conflicts): Ditto.
14570 2012-01-19 Jakub Jelinek <jakub@redhat.com>
14572 PR libmudflap/40778
14573 * tree-mudflap.c (mf_artificial): New function.
14574 (execute_mudflap_function_ops, execute_mudflap_function_decls,
14575 mx_register_decls, mudflap_enqueue_decl): Use it.
14578 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
14579 numbers in the insn pattern.
14581 2012-01-19 Michael Matz <matz@suse.de>
14583 PR tree-optimization/46590
14584 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
14585 use it in remembering which conflicts we already created.
14586 (add_scope_conflicts): Adjust call to above, (de)allocate helper
14589 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
14592 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
14593 (merge_and_complain): Same.
14595 2012-01-19 Jakub Jelinek <jakub@redhat.com>
14598 * config/initfini-array.h: Guard content of the header
14599 with #ifdef HAVE_INITFINI_ARRAY.
14600 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
14601 Add initfini-array.h to tm_file here.
14602 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
14603 * config.gcc: Don't add initfini-array.h to tm_file here.
14604 * configure: Regenerated.
14606 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
14608 PR rtl-optimization/51505
14609 * df-problems.c (df_kill_notes): New parameter live. Update comment.
14610 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
14611 (df_note_bb_compute): Update the call to df_kill_notes.
14613 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
14615 * trans-mem.c (requires_barrier): Remove call to is_global_var.
14617 2012-01-18 Richard Guenther <rguenther@suse.de>
14619 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
14620 of conversions to void *.
14622 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14623 Richard Sandiford <rdsandiford@googlemail.com>
14625 PR middle-end/50325
14626 PR middle-end/51192
14627 * optabs.h (simplify_expand_binop): Declare.
14628 * optabs.c (simplify_expand_binop): Make global.
14629 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
14630 endian targets if the source cannot be exactly covered by word
14633 2012-01-17 Jakub Jelinek <jakub@redhat.com>
14636 * hard-reg-set.h (struct hard_reg_set_container): New type.
14637 * target.h (struct hard_reg_set_container): Forward declare.
14638 * target.def (set_up_by_prologue): New target hook.
14639 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
14640 * doc/tm.texi: Regenerated.
14641 * function.c (thread_prologue_and_epilogue_insns): Change
14642 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
14643 Call targetm.set_up_by_prologue on it.
14644 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
14645 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
14647 2012-01-17 Nick Clifton <nickc@redhat.com>
14649 * config/rx/rx.c (rx_can_use_simple_return): New function.
14650 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
14651 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
14653 2012-01-17 Richard Guenther <rguenther@suse.de>
14655 PR middle-end/51782
14656 * expr.c (expand_assignment): Take address-space information
14657 from the address operand of MEM_REF and TARGET_MEM_REF.
14658 (expand_expr_real_1): Likewise.
14660 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14662 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
14663 reload dump is requested.
14665 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
14668 * trans-mem.c (requires_barrier): Call may_be_aliased.
14670 2012-01-17 Jakub Jelinek <jakub@redhat.com>
14672 PR tree-optimization/51877
14673 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
14674 call arguments and fndecls compare equal, instead return false if they
14675 don't. Return true only if lhs1 and lhs2 are either both NULL, or
14676 both SSA_NAMEs that are valueized the same, or they satisfy
14679 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14681 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
14683 * configure: Regenerate.
14685 2012-01-16 Jan Hubicka <jh@suse.cz>
14689 * convert.c (convert_to_integer): Use fold_convert for
14690 converting an INTEGER_CST to integer type.
14692 2012-01-16 Jason Merrill <jason@redhat.com>
14695 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
14697 2012-01-16 Jakub Jelinek <jakub@redhat.com>
14700 * config/s390/s390.c (s390_chunkify_start): Don't skip
14701 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
14702 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
14703 If insn is followed by NOTE_INSN_VAR_LOCATION or
14704 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
14705 Don't use location of note insns.
14707 PR tree-optimization/51865
14708 * tree-inline.c (tree_function_versioning): Call remap_decl
14709 on DECL_RESULT whenever it has VOID_TYPE_P type.
14711 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
14713 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
14714 for calls to locally-binding MIPS16 functions if only the return
14715 type uses float regs.
14717 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
14718 Richard Sandiford <rdsandiford@googlemail.com>
14720 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
14721 (SYMBOL_32_HIGH): Likewise.
14722 (mips_output_tls_reloc_directive): Declare.
14723 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
14724 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
14725 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
14726 (mips_lo_relocs, mips_hi_relocs): Make extern.
14727 (mips16_stub_function): Move up file.
14728 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
14729 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
14730 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
14731 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
14732 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
14733 (mips_get_tp): Add MIPS16 support.
14734 (mips_legitimize_tls_address): Remove MIPS16 sorry().
14735 Generalize DTPREL and TPREL handling.
14736 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
14737 Add MIPS16 TLS support.
14738 (mips_output_tls_reloc_directive): New function.
14739 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
14740 * config/mips/predicates.md (symbolic_operand_with_high)
14741 (tls_reloc_operand): New predicates.
14742 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
14743 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
14744 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
14745 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
14746 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
14747 (*tls_get_tp_mips16_call_<mode>): Likewise.
14749 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
14751 PR rtl-optimization/51821
14752 * recog.c (peep2_find_free_register): Determine clobbered registers
14755 2012-01-14 Denis Chertykov <chertykov@gmail.com>
14758 * config/avr/avr-protos.h: Revert change of 2012-01-09.
14759 * config/avr/avr.c: Likewise.
14760 * config/avr/avr.h: Likewise.
14762 2012-01-13 Ian Lance Taylor <iant@google.com>
14765 * tree.h (TYPE_QUALS): Add cast to int.
14766 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
14768 2012-01-13 Ian Lance Taylor <iant@google.com>
14770 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
14771 comparing param_index to VEC_length result.
14773 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
14775 * c-decl.c: Do not include tree-mudflap.h
14776 * tree-optimize.c: Likewise.
14777 * Makefile.in: Update dependencies.
14779 2012-01-13 Richard Guenther <rguenther@suse.de>
14782 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
14783 variable-sized result always use RSO.
14785 2012-01-12 DJ Delorie <dj@redhat.com>
14787 * cfgexpand.c (convert_debug_memory_address): Allow any valid
14788 pointer type, not just the default pointer type.
14790 2012-01-09 Richard Henderson <rth@redhat.com>
14791 Denis Chertykov <chertykov@gmail.com>
14794 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
14795 * config/avr/avr.c (avr_can_eliminate): Simplify.
14796 (avr_initial_elimination_offset): Likewise.
14797 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
14798 (expand_epilogue): Likewise.
14799 (avr_legitimize_address): Gut.
14800 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
14801 (avr_hard_regno_nregs): New.
14802 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
14803 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
14804 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
14805 add soft frame pointer.
14806 (CALL_USED_REGISTERS): Likewise.
14807 (REG_CLASS_CONTENTS): Likewise.
14808 (REGISTER_NAMES): Likewise.
14809 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
14810 (HARD_FRAME_POINTER_REGNUM): New.
14811 (FRAME_POINTER_REGNUM): Use soft frame pointer.
14812 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
14813 remove the HARD_FRAME_POINTER self-elimination.
14815 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
14818 * config/avr/avr.c (avr_encode_section_info): Test for absence of
14819 DECL_EXTERNAL when checking for initializers of progmem variables.
14821 2012-01-12 Ira Rosen <irar@il.ibm.com>
14823 PR tree-optimization/51799
14824 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
14825 that the last operation is a type demotion.
14827 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
14829 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
14830 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
14832 2012-01-11 Jakub Jelinek <jakub@redhat.com>
14835 * combine.c (distribute_notes): If i3 is a noreturn call,
14836 allow old_size to be equal to args_size and make sure the
14837 noreturn call gets REG_ARGS_SIZE note.
14838 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
14839 on noreturn calls even when the delta is 0.
14841 2012-01-11 Nathan Sidwell <nathan@acm.org>
14843 * gcov.c (STRING_SIZE): Remove.
14844 (generate_results): Erase annotations for source files with no
14845 coverage information.
14847 (output_lines): Use it.
14849 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
14851 * gimple.h (gimplify_body): Remove first argument.
14852 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
14853 pointer set here, instead just pass DATA to walk_tree.
14854 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
14855 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
14856 (unvisit_body): Likewise, but with unmark_visited.
14857 (gimplify_body): Remove BODY_P argument and adjust.
14858 (gimplify_function_tree): Adjust call to gimplify_body.
14859 * omp-low.c (finalize_task_copyfn): Likewise.
14861 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
14863 * tree.h (build_function_decl_skip_args): Add boolean parameter.
14864 (build_function_type_skip_args): Delete.
14865 * tree.c (build_function_type_skip_args): Make static and add
14866 SKIP_RETURN parameter. Fix thinko in the handling of variants.
14867 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
14868 pass it to build_function_type_skip_args.
14869 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
14870 (tree_function_versioning): Likewise.
14871 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
14872 build_function_decl_skip_args.
14873 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
14874 and pass it to build_function_decl_skip_args/tree_function_versioning.
14875 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
14876 * ipa-inline-transform.c (save_inline_function_body): Likewise.
14877 * trans-mem.c (ipa_tm_create_version): Likewise.
14878 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
14879 * tree-inline.c (declare_return_variable): Remove always-true test.
14880 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
14881 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
14882 * ipa-split.c (split_function): Skip the return value for the split
14883 part if it doesn't return.
14885 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14887 PR tree-optimization/49642
14888 * ipa-split.c (forbidden_dominators): New variable.
14889 (check_forbidden_calls): New function.
14890 (dominated_by_forbidden): Likewise.
14891 (consider_split): Check for forbidden dominators.
14892 (execute_split_functions): Initialize and free forbidden
14893 dominators info; call check_forbidden_calls.
14895 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
14897 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
14899 2012-01-11 Nick Clifton <nickc@redhat.com>
14901 * config/rx/rx.md (return): Define pattern.
14903 2012-01-11 Richard Guenther <rguenther@suse.de>
14905 * doc/extend.texi (malloc attribute): Adjust according to
14908 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
14909 Patrick Marlier <patrick.marlier@gmail.com>
14911 PR middle-end/51516
14912 * trans-mem.c (get_cg_data): Traverse aliases if requested.
14913 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
14914 (ipa_tm_note_irrevocable): Same.
14915 (ipa_tm_scan_irr_block): Same.
14916 (ipa_tm_decrement_clone_counts): Same.
14917 (ipa_tm_scan_irr_function): Same.
14918 (ipa_tm_create_version_alias): Same.
14919 (ipa_tm_create_version): Same.
14920 (ipa_tm_transform_calls_redirect): Same.
14921 (ipa_tm_transform_calls): Same.
14922 (ipa_tm_transform_transaction): Same.
14923 (ipa_tm_execute): Same.
14925 2012-01-10 Richard Guenther <rguenther@suse.de>
14927 PR middle-end/51806
14928 * opts.c (common_handle_option): Handle -Werror.
14930 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
14932 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
14935 2012-01-10 Jason Merrill <jason@redhat.com>
14937 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
14940 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14942 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
14943 supports R_386_TLS_GD_PLT reloc.
14944 (gcc_cv_as_ix86_tlsldmplt): Check if linker
14945 supports R_386_TLS_LDM_PLT reloc.
14946 * configure: Regenerate.
14947 * config.in: Regenerate.
14949 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
14952 Extend __pgmx semantics to linearize memory.
14953 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
14954 determine if code comes inline or from libgcc.
14955 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
14956 (movmem_qi, movmem_qi): Set constraint #2 to "n".
14957 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
14958 (movmemx_qi, movmemx_hi): New insns.
14959 (xload_<mode>_libgcc): Rewrite to new insn condition.
14960 (xload_<mode>): Remove insns.
14961 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
14962 cases that don't satisfy avr_xload_libgcc_p().
14963 (avr_addr_space_convert): Allow converting in any direction.
14964 (avr_addr_space_subset_p): Return always true.
14965 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
14966 (avr_emit_movmemhi): Ditto.
14967 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
14968 (avr_out_movmem): Ditto.
14969 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
14970 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
14971 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
14972 (avr_encode_section_info): Encode 'progmem' in symbol flags.
14973 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
14975 2012-01-10 Richard Guenther <rguenther@suse.de>
14977 PR tree-optimization/50913
14978 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
14979 Require data-refs to be representable by Graphite with respect
14982 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
14984 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
14985 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
14987 2012-01-10 Tom de Vries <tom@codesourcery.com>
14989 PR rtl-optimization/51271
14990 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
14991 handling annulled branch.
14993 2012-01-10 Richard Henderson <rth@redhat.com>
14995 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
14996 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
14997 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
14998 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
14999 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
15000 arm_expand_vec_perm_const): New.
15001 * config/arm/arm-protos.h: Update.
15002 * config/arm/neon.md (UNSPEC_VCONCAT): New.
15003 (*neon_vswp<VDQX>): New.
15004 (neon_vcombine<VDX>): Use neon_split_vcombine.
15005 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
15006 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
15007 (vec_perm<VE>): New.
15009 2012-01-10 Richard Henderson <rth@redhat.com>
15011 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
15012 use it if reload_completed.
15013 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
15014 arm_output_asm_insn, arm_process_output_memory_barrier,
15015 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
15016 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
15017 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
15018 arm_process_output_sync_insn, arm_output_sync_insn,
15019 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
15020 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
15021 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
15022 (emit_unlikely_jump): New.
15023 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
15024 (arm_split_atomic_op): New.
15025 * config/arm/arm-protos.h: Update.
15026 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
15027 (struct arm_sync_generator): Remove.
15028 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
15029 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
15030 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
15031 (VUNSPEC_LL, VUNSPEC_SC): New.
15032 (sync_result, sync_memory, sync_required_value, sync_new_value,
15033 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
15034 (attr length): Don't use arm_sync_loop_insns.
15035 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
15036 (movsfcc, movdfcc): Likewise.
15037 * config/arm/constraints.md (Ua): New.
15038 * config/arm/prediates.md (mem_noofs_operand): New.
15039 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
15040 (sync_clobber, sync_t2_reqd): Remove.
15041 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
15042 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
15043 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
15044 (arm_sync_compare_and_swap<SIDI>): Remove.
15045 (arm_sync_compare_and_swap<NARROW>): Remove.
15046 (arm_sync_lock_test_and_set<SIDI>): Remove.
15047 (arm_sync_lock_test_and_set<NARROW>): Remove.
15048 (arm_sync_new_<syncop><SIDI>): Remove.
15049 (arm_sync_new_<syncop><NARROW>): Remove.
15050 (arm_sync_new_nand<SIDI>): Remove.
15051 (arm_sync_new_nand<NARROW>): Remove.
15052 (arm_sync_old_<syncop><SIDI>): Remove.
15053 (arm_sync_old_<syncop><NARROW>): Remove.
15054 (arm_sync_old_nand<SIDI>): Remove.
15055 (arm_sync_old_nand<NARROW>): Remove.
15056 (*memory_barrier): Merge arm_output_memory_barrier.
15057 (atomic_compare_and_swap<QHSD>): New.
15058 (atomic_compare_and_swap<NARROW>_1): New.
15059 (atomic_compare_and_swap<SIDI>_1): New.
15060 (atomic_exchange<QHSD>): New.
15061 (cas_cmp_operand, cas_cmp_str): New.
15062 (atomic_op_operand, atomic_op_str): New.
15063 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
15064 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
15065 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
15066 (arm_load_exclusive<NARROW>): New.
15067 (arm_load_exclusivesi, arm_load_exclusivedi): New.
15068 (arm_store_exclusive<QHSD>): New.
15070 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
15072 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
15073 reload patterns if -mvsx-scalar-memory.
15075 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
15076 generated, even -mno-vsx-scalar-double was used.
15077 (vsx_xscvdpsp_scalar): Likewise.
15078 (vsx_xscvspdp_scalar2): Likewise.
15080 2012-01-09 Tom de Vries <tom@codesourcery.com>
15081 Andrew Pinski <apinski@cavium.com>
15084 * reorg.c (fill_slots_from_thread): Don't speculate
15085 frame-related insns.
15087 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
15089 * sched-int.h (bb_note): Move to...
15090 * basic-block.h: ...here.
15091 * haifa-sched.c (bb_note): Move to...
15092 * cfgrtl.c: ...here.
15093 * function.c (next_block_for_reg): New function.
15094 (move_insn_for_shrink_wrap): Likewise.
15095 (prepare_shrink_wrap): Rewrite to use the above.
15097 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
15099 * gimple.c (is_gimple_non_addressable): Remove.
15100 * gimple.h: Remove is_gimple_non_addressable.
15101 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
15102 is_gimple_non_addressable.
15103 * trans-mem.c (expand_assign_tm): Same.
15105 2012-01-09 Richard Guenther <rguenther@suse.de>
15107 PR tree-optimization/51775
15108 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
15109 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
15111 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
15113 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
15115 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
15117 2012-01-09 Richard Guenther <rguenther@suse.de>
15119 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
15121 2012-01-08 Jan Hubicka <jh@suse.cz>
15123 PR tree-optimize/51680
15124 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
15125 on when known_vals needs to be computed; cleanup.
15127 2012-01-08 Jan Hubicka <jh@suse.cz>
15129 PR tree-optimize/51694
15130 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
15132 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
15134 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
15135 for -std=c++98 and -std=c++11 too.
15137 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
15139 * cfgloop.c (cancel_loop): Add free() of bbs array.
15141 2012-01-07 Jan Hubicka <jh@suse.cz>
15143 PR tree-optimization/51600
15144 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
15145 that benefits small functions.
15147 2012-01-07 Jan Hubicka <jh@suse.cz>
15149 * ipa-inline.c (want_inline_small_function_p): Fix formating.
15151 2012-01-07 Jan Hubicka <jh@suse.cz>
15153 PR tree-optimization/51680
15154 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
15155 whose inlining reduce unit size.
15157 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
15160 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
15161 Add canonical node to containing_mem chain after the non-canonical
15162 one, even if there weren't any locs to propagate.
15163 (remove_useless_values): Keep only canonical values.
15164 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
15165 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
15166 canonicalize mem_chain elements that are not discarded.
15168 2012-01-06 Jakub Jelinek <jakub@redhat.com>
15171 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
15172 before emitting functions.
15174 PR gcov-profile/50127
15175 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
15176 clear_aux_for_blocks.
15178 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
15181 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
15183 2012-01-06 Arnaud Charlet <charlet@adacore.com>
15185 * c-decl.c (ext_block): Moved up.
15186 (collect_all_refs, for_each_global_decl): Take ext_block into account.
15188 2012-01-06 Han Shen <shenhan@google.com>
15190 Translate built-in include paths for sysroot.
15191 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
15192 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
15194 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
15195 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
15197 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
15198 control whether sysroot should be prepended to gxx include dir.
15200 * configure: Regenerate.
15202 2012-01-06 Torvald Riegel <triegel@redhat.com>
15204 PR rtl-optimization/51771
15205 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
15206 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
15208 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
15210 PR tree-optimization/51315
15211 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
15212 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
15214 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
15217 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
15218 for shrp pattern. Correctly handle and fixup shift variable.
15219 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
15221 2012-01-05 Jakub Jelinek <jakub@redhat.com>
15224 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
15225 note when !ACCUMULATE_OUTGOING_ARGS.
15227 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
15229 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
15231 (extract_range_from_unary_expr_1): Avoid useless computations.
15233 2012-01-05 Jakub Jelinek <jakub@redhat.com>
15235 PR rtl-optimization/51767
15236 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
15237 of jump_block and add an extra edge for degenerated asm gotos.
15239 PR middle-end/51768
15240 * stmt.c (check_unique_operand_names): Don't ICE during error
15241 reporting if i is from labels chain.
15243 PR middle-end/44777
15244 * profile.c (branch_prob): Split bbs that have exit edge
15245 and need a fake entry edge too.
15247 2012-01-05 Jan Hubicka <jh@suse.cz>
15249 PR middle-end/49710
15250 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
15253 2012-01-05 Richard Guenther <rguenther@suse.de>
15256 * tree-streamer-out.c (write_ts_optimization): New function.
15257 (streamer_write_tree_body): Call it.
15258 * tree-streamer-in.c (lto_input_ts_optimization): New function.
15259 (streamer_read_tree_body): Call it.
15260 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
15262 2012-01-05 Jakub Jelinek <jakub@redhat.com>
15264 PR middle-end/51761
15265 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
15266 * gimplify.c (gimplify_cleanup_point_expr): Save and set
15267 in_cleanup_point_expr before gimplify_stmt call and restore it
15269 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
15270 in_cleanup_point_expr is false.
15272 2012-01-05 Richard Guenther <rguenther@suse.de>
15274 PR middle-end/51764
15275 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
15277 * toplev.c (process_options): Reject combining mudflap and LTO.
15278 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
15280 2012-01-05 Richard Guenther <rguenther@suse.de>
15282 PR tree-optimization/51760
15283 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
15285 (bit_value_unop): Handle UNDEFINED operands.
15286 (bit_value_binop): Likewise.
15288 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
15290 * config/avr/avr.c (avr_replace_prefix): Remove.
15291 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
15292 (avr_asm_function_rodata_section): Ditto.
15293 (avr_asm_select_section): Ditto.
15295 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
15297 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
15300 2012-01-05 Jakub Jelinek <jakub@redhat.com>
15303 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
15304 calls that have any non-fake successor edges.
15307 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
15309 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
15311 PR tree-optimization/51624
15312 * tree-sra.c (build_ref_for_model): When replicating a chain of
15313 COMPONENT_REFs, stop as soon as the offset would become negative.
15315 2012-01-04 Jakub Jelinek <jakub@redhat.com>
15318 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
15319 in .debug_loc on the floor.
15321 2012-01-04 Andrew Pinski <apinski@cavium.com>
15323 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
15325 2012-01-04 Andrew Pinski <apinski@cavium.com>
15326 Adam Nemet <anemet@caviumnetworks.com>
15328 * config/mips/mips.md (size): Add SI and DI.
15329 (SIZE): New mode attribute.
15330 (U): New code attribute.
15331 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
15332 (mips_lbux_<mode>): Delete.
15333 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
15334 (mips_lhx): Use gen_mips_lhx_extsi.
15335 (mips_lhx_<mode>): Delete.
15336 (mips_lwx): Delete.
15337 (mips_l<size>x): New expand.
15338 (mips_lwx_<mode>): Delete.
15339 (mips_l<GPR:size>x_<P:mode>): New pattern.
15340 (*mips_lw<u>x_<P:mode>_ext): Likewise.
15341 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
15342 * config/mips/mips.c (mips_lx_address_p): New function.
15343 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
15344 (dsp64): New availability predicate.
15345 (mips_builtins): Add an entry for __builtin_mips_ldx.
15346 * config/mips/mips.h (ISA_HAS_LBX): New define.
15347 (ISA_HAS_LBUX): Likewise.
15348 (ISA_HAS_LHX): Likewise.
15349 (ISA_HAS_LHUX): Likewise.
15350 (ISA_HAS_LWX): Likewise.
15351 (ISA_HAS_LWUX): Likewise.
15352 (ISA_HAS_LDX): Likewise.
15353 * doc/extend.texi (__builtin_mips_ldx): Document.
15355 2012-01-04 Tristan Gingold <gingold@adacore.com>
15357 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
15358 when long pointers are used.
15359 * config.build (*-*-*vms*): Handle all OpenVMS targets.
15360 (alpha64-dec-*vms*, alpha*-dec-*vms*)
15361 (ia64-hp-*vms*): Remove.
15362 * config/vms/xm-vms64.h: Delete.
15364 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
15366 PR middle-end/51472
15367 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
15369 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
15371 * opts.c (finish_options): Remove duplicate sorry.
15373 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
15375 PR middle-end/51696
15376 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
15379 2012-01-04 Richard Guenther <rguenther@suse.de>
15381 PR middle-end/51750
15382 * tree.c (size_low_cst): New function.
15383 * tree.h (size_low_cst): Declare.
15384 * fold-const.c (fold_comparison): Use it to extract the low
15385 part of the POINTER_PLUS_EXPR offset.
15387 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
15389 Fix clearing ZERO_REG
15390 * config/avr/avr.md (cc): Add alternative "ldi".
15391 (movqi_insn): Use it in cc attribute.
15392 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
15393 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
15394 (output_reload_insisf): Use ZERO_REG to pre-clear register.
15396 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15398 * configure: Regenerate.
15400 2012-01-04 Richard Guenther <rguenther@suse.de>
15402 PR tree-optimization/49651
15403 * tree-ssa-structalias.c (type_can_have_subvars): New function.
15404 (var_can_have_subvars): Use it.
15405 (get_constraint_for_1): Only consider subfields if there can be any.
15407 2012-01-03 Jakub Jelinek <jakub@redhat.com>
15410 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
15411 to its new canonical_cselib_val and the cselib_val was in
15412 first_containing_mem chain, but the canonical_cselib_val was not,
15413 add the latter into the chain.
15414 (cselib_invalidate_mem): Compare canonical_cselib_val of
15415 addr_list chain elt with v.
15418 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
15419 dwarf2out_undef): Allocate e.info using ggc_strdup instead
15421 (output_macinfo_op): Don't ggc_strdup fd->filename.
15422 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
15423 then ggc_strdup it. Don't free inc->info or cur->info.
15424 (output_macinfo): Don't free ref->info or file->info.
15426 2012-01-03 Ira Rosen <irar@il.ibm.com>
15428 PR tree-optimization/51269
15429 * tree-vect-loop-manip.c (set_prologue_iterations): Make
15430 first_niters a pointer.
15431 (slpeel_tree_peel_loop_to_edge): Likewise.
15432 (vect_do_peeling_for_loop_bound): Update call to
15433 slpeel_tree_peel_loop_to_edge.
15434 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
15435 here. Remove it from the parameters list.
15436 (vect_do_peeling_for_alignment): Update calls and compute
15437 wide_prolog_niters.
15439 2012-01-03 Richard Guenther <rguenther@suse.de>
15441 PR tree-optimization/51070
15442 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
15443 Properly handle calls.
15445 2012-01-03 Richard Guenther <rguenther@suse.de>
15447 PR tree-optimization/51692
15448 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
15449 the LHS of allocation stmts.
15451 2012-01-03 Olivier Hainque <hainque@adacore.com>
15453 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
15455 2012-01-03 Olivier Hainque <hainque@adacore.com>
15457 * collect2.c (main): In AIX specific computations for vector
15458 insertions, use CONST_CAST2 to cast from char ** to const char **.
15460 2012-01-03 Richard Guenther <rguenther@suse.de>
15463 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
15464 the context of a limbo DIE when it does not already exist.
15466 2012-01-03 Jakub Jelinek <jakub@redhat.com>
15468 PR tree-optimization/51719
15469 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
15470 but direct call is, clear direct call's lhs and don't add fallthrough
15471 edge from dcall_bb to join_bb and PHIs.
15473 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15475 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
15476 the instructions emitted by the pattern.
15477 ("*TDC_insn_<mode>"): Add comment.
15479 2012-01-03 Richard Guenther <rguenther@suse.de>
15481 PR middle-end/51730
15482 * fold-const.c (fold_comparison): Properly canonicalize
15483 tree offset and HOST_WIDE_INT bit position.
15485 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
15487 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
15488 operands for extzv pattern.
15490 2012-01-02 Jakub Jelinek <jakub@redhat.com>
15493 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
15496 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
15498 * doc/invoke.texi (-flto and related options): Copy-edit.
15500 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
15502 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
15504 2012-01-02 Jakub Jelinek <jakub@redhat.com>
15506 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
15509 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
15511 * expr.h (move_by_pieces_ninsns): Declare.
15512 * expr.c (move_by_pieces_ninsns): Make external.
15513 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
15514 (mips_store_by_pieces_p): Likewise.
15515 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
15516 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
15517 * config/mips/mips.c (mips_move_by_pieces_p): New function.
15518 (mips_store_by_pieces_p): Likewise.
15520 2012-01-02 Jakub Jelinek <jakub@redhat.com>
15522 * passes.c (register_one_dump_file): Free full_name.
15524 * reload1.c (reload): Don't allocate reg_max_ref_width here.
15525 (calculate_elim_costs_all_insns): Free offsets_at and
15526 offsets_known_at at the end and clear the pointers.
15528 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
15530 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
15531 this option introduced in r180739.
15533 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
15536 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
15537 (tmake_file target=avr): Add avr/t-multilib.
15539 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
15540 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
15541 * config/avr/genmultilib.awk: New file.
15542 * config/avr/t-multilib: New auto-generated file.
15543 * config/avr/multilib.h: New auto-generated file.
15544 * config/avr/t-avr (AVR_MCUS): New variable.
15545 (genopt.sh): Use it.
15546 (s-mlib): Depend on t-multilib.
15547 (t-multilib, multilib.h): New dependencies.
15548 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
15549 (MULTILIB_OPTIONS): Remove.
15550 (MULTILIB_MATCHES): Remove.
15551 (MULTILIB_DIRNAMES): Remove.
15552 (MULTILIB_EXCEPTIONS): Remove:
15553 * config/avr/genopt.sh: Don't use hard coded file name;
15554 pass AVR_MCUS from t-avr instead.
15556 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
15558 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
15560 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
15562 Implement light-weight DImode support.
15563 * config/avr/avr-dimode.md: New file.
15564 * config/avr/avr.md: Include it.
15565 (adjust_len): Add plus64, compare64.
15566 (HIDI): Remove code iterator.
15567 (code_stdname): New code attribute.
15568 (rotx, rotsmode): Remove DI.
15569 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
15571 * config/avr/avr-protos.h (avr_have_dimode): New.
15572 (avr_out_plus64, avr_out_compare64): New.
15573 * config/avr/avr.c (avr_out_compare): Handle DImode.
15574 (avr_have_dimode): New variable definition and initialization.
15575 (avr_out_compare64, avr_out_plus64): New functions.
15576 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
15577 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
15578 (avr_compare_pattern): Skip DImode comparisons.
15580 2012-01-02 Revital Eres <revital.eres@linaro.org>
15582 * ddg.c (def_has_ccmode_p): New function.
15583 (add_cross_iteration_register_deps,
15584 create_ddg_dep_from_intra_loop_link): Call it.
15586 2012-01-02 Richard Guenther <rguenther@suse.de>
15589 * invoke.texi (fassociative-math): Remove spurious paranthesis.
15591 2012-01-01 Jakub Jelinek <jakub@redhat.com>
15593 * gcc.c (process_command): Update copyright notice dates.
15594 * gcov.c (print_version): Likewise.
15595 * gcov-dump.c (print_version): Likewise.
15596 * mips-tfile.c (main): Likewise.
15597 * mips-tdump.c (main): Likewise.
15599 2012-01-01 Ira Rosen <irar@il.ibm.com>
15601 PR tree-optimization/51704
15602 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
15603 a use is inside the basic block or loop before accessing its vect info.
15605 2012-01-01 Jan Hubicka <jhjh@suse.cz>
15607 PR rtl-optimization/51069
15608 * cfgloopmanip.c (remove_path): Removing path making irreducible
15609 region unconditional makes BB part of the region.
15611 2012-01-01 Jakub Jelinek <jakub@redhat.com>
15613 PR tree-optimization/51683
15614 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
15615 calls with side-effects.
15616 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
15618 Copyright (C) 2012 Free Software Foundation, Inc.
15620 Copying and distribution of this file, with or without modification,
15621 are permitted in any medium without royalty provided the copyright
15622 notice and this notice are preserved.