1 2012-05-29 Meador Inge <meadori@codesourcery.com>
3 * c-decl.c (c_push_function_context): Always create a new language
5 (c_pop_function_context): Clear the language function created in
6 c_push_function_context.
8 2012-05-29 Matt Turner <mattst88@gmail.com>
10 * config/alpha/ev6.md: (define_bypass "ev6_fmul,ev6_fadd"): New.
11 (define_bypass "ev6_fcmov"): New.
13 2012-05-29 Steven Bosscher <steven@gcc.gnu.org>
15 * integrate.c: Remove.
16 * integrate.h: Remove.
17 * Makefile.in: Remove make rules for integrate.c and INTEGRATE_H.
18 * config/arm/t-arm: Remove INTEGRATE_H dependency for target files.
19 * config/rs6000/t-rs6000: Likewise
20 * config/spu/t-spu-elf: Likewise.
21 * function.h (get_hard_reg_initial_val, has_hard_reg_initial_val,
22 get_hard_reg_initial_reg, emit_initial_value_sets): Move prototypes
23 from integrate.h to here.
24 (initial_value_entry): New prototype.
25 * reload.h (allocate_initial_values): Remove prototype.
26 * tree.h (set_decl_abstract_flags, set_decl_origin_self): Likewise.
27 * cse.c (fixed_base_plus_p): Don't handle virtual registers for
29 * dwarf2out.c (set_decl_origin_self, set_block_origin_self,
30 set_decl_abstract_flags, set_block_abstract_flags): Move from
31 integrate.c to here, the only user.
32 * expmed.c (extract_fixed_bit_field): Remove outdated comment
34 * function.c: Don't include integrate.h.
35 (struct initial_value_pair, struct initial_value_struct,
36 get_hard_reg_initial_val, has_hard_reg_initial_val,
37 get_hard_reg_initial_reg, emit_initial_value_sets): Move from
39 (initial_value_entry): New function.
40 * genemit.c (main): Don't print integrate.h include line.
41 * ira.c: Don't include integrate.h.
42 (allocate_initial_values): Move from integrate.c to here.
43 (ira): Update allocate_initial_values call.
44 * tree-inline.c: Don't include integrate.h.
45 (function_attribute_inlinable_p): Moved from integrate.c to here.
46 * cfgexpand.c: Don't include integrate.h.
48 * langhooks.c: Likewise.
51 * config/frv/frv.c: Likewise.
52 * config/pa/pa.c: Likewise.
53 * config/spu/spu.c: Likewise.
54 * config/epiphany/epiphany.c: Likewise.
55 * config/mep/mep.c: Likewise.
56 * config/score/score.c: Likewise.
57 * config/picochip/picochip.c: Likewise.
58 * config/sh/sh.c: Likewise.
59 * config/alpha/alpha.c: Likewise.
60 * config/microblaze/microblaze.c: Likewise.
61 * config/mips/mips.c: Likewise.
62 * config/v850/v850.c: Likewise.
63 * config/mmix/mmix.c: Likewise.
64 * config/bfin/bfin.c: Likewise.
65 * config/arm/arm.c: Likewise.
66 * config/s390/s390.c: Likewise.
67 * config/m32r/m32r.c: Likewise.
68 * config/rs6000/rs6000.c: Likewise.
69 * config/c6x/c6x.c: Include function.h instead of integrate.h.
70 * config/tilegx/tilegx.c: Likewise.
71 * config/tilepro/tilepro.c: Likewise.
73 2012-05-29 Georg-Johann Lay <avr@gjlay.de>
75 * config/avr/t-avr (s-avr-mmcu-texi): Call
76 gen-avr-mmcu-texi$(build_exeext) via ./ and don't assume . is in PATH.
78 2012-05-29 Michael Matz <matz@suse.de>
80 * rtl.h (assign_stack_temp, assign_stack_temp_for_type,
81 assign_temp): Remove 'keep' argument.
82 (mark_temp_addr_taken): Remove prototype.
83 * tree.h (expand_decl): Remove prototype.
84 * function.c (struct temp_slot): Remove addr_taken and keep
86 (assign_stack_temp_for_type) Don't initialize above, remove
88 (assign_stack_temp, assign_temp): Remove keep argument.
89 (mark_temp_addr_taken): Remove.
90 (preserve_temp_slots): Remove handling of addr_taken and keep
92 (free_temp_slots): Ditto.
93 * expr.c (expand_expr_real_1 <COMPOUND_LITERAL_EXPR>): Remove
95 * stmt.c (expand_asm_operands): Remove dead code.
96 (expand_decl): Remove.
97 * c-decl.c (finish_struct): Don't call expand_decl.
98 * builtins.c (expand_builtin_cexpi): Adjust calls to assign_temp
99 and assign_stack_temp.
100 * calls.c (save_fixed_argument_area, initialize_argument_information,
101 expand_call, emit_library_call_value_1, store_one_arg): Ditto.
102 * expmed.c (extract_bit_field_1): Ditto.
103 * expr.c (emit_group_load_1, emit_group_store,
104 copy_blkmode_from_reg, emit_push_insn, expand_assignment,
105 store_field, expand_constructor, expand_cond_expr_using_cmove,
106 expand_expr_real_2, expand_expr_real_1): Ditto.
107 * stmt.c (expand_asm_operands, expand_return): Ditto.
109 * function.c (pop_temp_slots): Call free_temp_slots.
110 * calls.c (store_one_arg): Don't call preserve_temp_slots or
112 * expr.c (expand_assignment): Don't call free_temp_slots.
114 * config/arm/arm.c (neon_expand_vector_init): Ditto.
115 * config/i386/i386.c (ix86_expand_vector_set): Ditto.
116 (ix86_expand_vector_extract): Ditto.
117 * config/ia64/ia64.c (spill_xfmode_rfmode_operand,
118 ia64_expand_movxf_movrf): Ditto.
119 * config/mips/mips.c (mips_expand_vi_general): Ditto.
120 * config/mmix/mmix.md (floatdisf2, floatunsdisf2, truncdfsf2,
122 * config/rs6000/rs6000.c (rs6000_expand_vector_init,
123 rs6000_expand_vector_set, rs6000_expand_vector_extract,
124 rs6000_allocate_stack_temp): Ditto.
125 * config/rs6000/rs6000.md (fix_trunctfsi2_fprs): Ditto.
126 * config/sparc/sparc.c (emit_soft_tfmode_libcall,
127 sparc_emit_float_lib_cmp, sparc_emit_float_lib_cmp,
128 sparc_expand_vector_init): Ditto.
130 2012-05-29 Michael Matz <matz@suse.de>
132 * c-tree.h (c_expand_decl): Remove prototype.
134 * expr.c (expand_expr_real_1 <normal_inner_ref>): Don't allocate
136 (expand_expr_real_1 <COMPOUND_LITERAL_EXPR>): Make unreachable.
137 * gimple-fold.c (canonicalize_constructor_val): Canonicalize
138 COMPOUND_LITERAL_EXPR.
139 * function.c (expand_function_start): Don't call expand_decl,
140 instead assert that we have RTL assigned.
141 * tree-ssa-live.c (remove_unused_locals): Clear
142 nonlocal_goto_save_area if its backing variable is removed.
143 * stmt.c (expand_asm_operands): Remove handling of non-lvalues
145 (expand_decl): Assert that this does nothing.
146 * calls.c (expand_call): Don't call mark_temp_addr_taken.
148 2012-05-29 Richard Guenther <rguenther@suse.de>
150 PR tree-optimization/53516
151 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
153 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
155 2012-05-29 Joseph Myers <joseph@codesourcery.com>
157 * LANGUAGES: Fix typos.
158 * Makefile.in: Fix typos.
159 * alias.c: Fix typos.
160 * auto-inc-dec.c: Fix typos.
161 * bb-reorder.c: Fix typos.
162 * cfgcleanup.c: Fix typos.
163 * cgraph.c: Fix typos.
164 * cgraph.h: Fix typos.
165 * cgraphunit.c: Fix typos.
166 * collect2-aix.h: Fix typos.
167 * collect2.c: Fix typos.
168 * compare-elim.c: Fix typos.
169 * config/alpha/vms.h: Fix typos.
170 * config/arm/README-interworking: Fix typos.
171 * config/arm/arm.c: Fix typos.
172 * config/arm/iterators.md: Fix typos.
173 * config/arm/vxworks.h: Fix typos.
174 * config/avr/avr.c: Fix typos.
175 * config/avr/avr.h: Fix typos.
176 * config/avr/avr.md: Fix typos.
177 * config/avr/builtins.def: Fix typos.
178 * config/c6x/c6x.c: Fix typos.
179 * config/cr16/cr16.c: Fix typos.
180 * config/cr16/cr16.md: Fix typos.
181 * config/cris/cris.md: Fix typos.
182 * config/darwin.c: Fix typos.
183 * config/darwin.opt: Fix typos.
184 * config/i386/i386-c.c: Fix typos.
185 * config/i386/i386.c: Fix typos.
186 * config/ia64/ia64.c: Fix typos.
187 * config/m68k/cf.md: Fix typos.
188 * config/mep/mep.c: Fix typos.
189 * config/microblaze/microblaze.c: Fix typos.
190 * config/microblaze/microblaze.h: Fix typos.
191 * config/mn10300/mn10300.c: Fix typos.
192 * config/mn10300/mn10300.md: Fix typos.
193 * config/pa/pa.c: Fix typos.
194 * config/picochip/picochip.h: Fix typos.
195 * config/rs6000/a2.md: Fix typos.
196 * config/rs6000/rs6000.c: Fix typos.
197 * config/rs6000/vector.md: Fix typos.
198 * config/rx/rx.md: Fix typos.
199 * config/rx/rx.opt: Fix typos.
200 * config/s390/2097.md: Fix typos.
201 * config/s390/s390.c: Fix typos.
202 * config/s390/s390.h: Fix typos.
203 * config/sh/sh.c: Fix typos.
204 * config/sh/sh.md: Fix typos.
205 * config/sparc/sync.md: Fix typos.
206 * config/spu/spu.c: Fix typos.
207 * config/spu/spu.md: Fix typos.
208 * config/vms/vms.c: Fix typos.
209 * config/vxworks-dummy.h: Fix typos.
210 * config/vxworks.h: Fix typos.
211 * cselib.c: Fix typos.
212 * df-scan.c: Fix typos.
214 * doc/extend.texi: Fix typos.
215 * doc/install.texi: Fix typos.
216 * doc/invoke.texi: Fix typos.
217 * doc/md.texi: Fix typos.
218 * doc/plugins.texi: Fix typos.
219 * doc/rtl.texi: Fix typos.
221 * dwarf2asm.c: Fix typos.
222 * dwarf2out.c: Fix typos.
223 * except.h: Fix typos.
225 * fold-const.c: Fix typos.
228 * genautomata.c: Fix typos.
229 * gengtype-state.c: Fix typos.
230 * gengtype.c: Fix typos.
231 * genhooks.c: Fix typos.
232 * gimple-fold.c: Fix typos.
233 * gimple-pretty-print.c: Fix typos.
234 * gimple.c: Fix typos.
235 * gimple.h: Fix typos.
236 * gimplify.c: Fix typos.
237 * graphite-interchange.c: Fix typos.
238 * graphite-sese-to-poly.c: Fix typos.
239 * ifcvt.c: Fix typos.
240 * input.c: Fix typos.
241 * ipa-cp.c: Fix typos.
242 * ipa-inline-analysis.c: Fix typos.
243 * ipa-inline-transform.c: Fix typos.
244 * ipa-inline.c: Fix typos.
245 * ipa-pure-const.c: Fix typos.
246 * ipa-ref.h: Fix typos.
247 * ipa-reference.c: Fix typos.
248 * ipa-utils.c: Fix typos.
250 * ira-emit.c: Fix typos.
251 * ira-lives.c: Fix typos.
252 * lto-streamer.c: Fix typos.
253 * lto-streamer.h: Fix typos.
254 * lto-wrapper.c: Fix typos.
256 * mode-switching.c: Fix typos.
257 * modulo-sched.c: Fix typos.
258 * plugin.c: Fix typos.
259 * postreload.c: Fix typos.
260 * sched-deps.c: Fix typos.
261 * sel-sched-ir.c: Fix typos.
262 * sel-sched-ir.h: Fix typos.
263 * sel-sched.c: Fix typos.
265 * stor-layout.c: Fix typos.
266 * target-hooks-macros.h: Fix typos.
267 * target.def: Fix typos.
268 * trans-mem.c: Fix typos.
269 * tree-eh.c: Fix typos.
270 * tree-predcom.c: Fix typos.
271 * tree-sra.c: Fix typos.
272 * tree-ssa-address.c: Fix typos.
273 * tree-ssa-loop-ivopts.c: Fix typos.
274 * tree-ssa-loop-niter.c: Fix typos.
275 * tree-ssa-math-opts.c: Fix typos.
276 * tree-ssa-pre.c: Fix typos.
277 * tree-ssa-propagate.c: Fix typos.
278 * tree-ssa-reassoc.c: Fix typos.
279 * tree-ssa-sccvn.c: Fix typos.
280 * tree-ssa-ter.c: Fix typos.
281 * tree-ssa-uninit.c: Fix typos.
282 * tree-ssanames.c: Fix typos.
283 * tree-vect-generic.c: Fix typos.
284 * tree-vect-slp.c: Fix typos.
287 * varasm.c: Fix typos.
288 * varpool.c: Fix typos.
290 2012-05-29 Joseph Myers <joseph@codesourcery.com>
292 * doc/include/texinfo.tex: Update to version 2012-05-16.16.
294 2012-05-29 Richard Guenther <rguenther@suse.de>
296 * tree-dfa.c (find_vars_r): Do not call add_referenced_vars
298 (add_referenced_var_1): Re-organize. Assert we are not
300 (remove_referenced_var): Likewise.
301 * varpool.c (add_new_static_var): Use create_tmp_var_raw.
302 * tree-mudflap.c (execute_mudflap_function_ops): Do not
303 call add_referenced_var on globals.
304 * matrix-reorg.c (transform_access_sites): Likewise.
306 2012-05-29 Steven Bosscher <steven@gcc.gnu.org>
308 * alias.c (reg_known_value): Make this a VEC.
309 (reg_known_equiv_p): Make this an sbitmap.
310 (reg_known_value_size): Remove.
311 (get_reg_known_value, set_reg_known_value, get_reg_known_equiv_p,
312 set_reg_known_equiv_p): Update for reg_known_value and
313 reg_known_value_size data structure change.
314 (init_alias_analysis, end_alias_analysis): Likewise.
316 2012-05-29 Jakub Jelinek <jakub@redhat.com>
319 * input.c (read_line): Use XRESIZEVEC instead of XNEWVEC
320 to avoid leaking memory. No need to handle memory allocation
321 failure. Double string_len on each reallocation instead of
323 * gcov.c (read_line): Likewise.
325 2012-05-29 Hans-Peter Nilsson <hp@axis.com>
327 * config/cris/cris.h (TARGET_HAS_BREAK, TARGET_TRAP_USING_BREAK8):
329 * config/cris/cris.md ("trap"): Define, enabled for
330 TARGET_TRAP_USING_BREAK8.
331 * config/cris/cris.opt (mtrap-using-break8): New option.
333 2012-05-28 Paolo Carlini <paolo.carlini@oracle.com>
336 * doc/invoke.texi: Document -Wmissing-braces not enabled by -Wall
339 2012-05-28 Hans-Peter Nilsson <hp@axis.com>
341 * doc/md.texi (stack_protect_test): Remove negation of branch to
343 (Standard Names): Fix typos in documentation of atomic patterns.
345 2012-05-27 Nathan Sidwell <nathan@acm.org>
347 * tree.c (build_constructor): Propagate TREE_SIDE_EFFECTS.
349 2012-05-26 Jason Merrill <jason@redhat.com>
352 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
353 about array compound literals.
355 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
357 * cfgcleanup.c (try_optimize_cfg): Do not delete forwarder blocks
358 if CLEANUP_NO_INSN_DEL.
359 * cfgrtl.c (unique_locus_on_edge_between_p): New function extracted
360 from cfg_layout_merge_blocks.
361 (emit_nop_for_unique_locus_between): New function.
362 (rtl_merge_blocks): Invoke emit_nop_for_unique_locus_between.
363 (cfg_layout_merge_blocks): Likewise.
365 2012-05-26 Dimitrios Apostolou <jimis@gmx.net>
366 Paolo Bonzini <bonzini@gnu.org>
368 * df-scan.c (df_def_record_1): Assert a parallel must contain an
369 EXPR_LIST at this point. Receive the LOC and move its extraction...
370 (df_defs_record): ... here. Change if-else to a switch statement.
371 (df_find_hard_reg_defs, df_find_hard_reg_defs_1): New.
372 (df_get_call_refs): Changed defs_generated from bitmap to HARD_REG_SET
373 and compute it from df_find_hard_reg_defs(). Record DF_REF_BASE
374 DEFs in REGNO order. Use HARD_REG_SET instead of bitmap for
375 regs_invalidated_by_call.
376 (df_insn_refs_collect): Record DF_REF_REGULAR DEFs after
379 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
382 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
383 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
385 2012-05-25 Michael Meissner <meissner@linux.vnet.ibm.com>
387 * config/rs6000/t-linux64: Delete the 32-bit multilib that uses
388 software floating point emulation. No longer build the multilibs
391 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
394 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
396 (ipa_tm_create_version): Same.
398 2012-05-25 Uros Bizjak <ubizjak@gmail.com>
401 * config/i386/i386.c (ix86_print_operand) <case 'O'>: Print '.' here.
402 <case 'C', case 'c', case 'F', case 'f'>: Print '.' only for C and c.
404 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
407 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
408 (ix86_expand_vec_perm): Use int mode instead of float.
409 (expand_vec_perm_pshufb): Remove handling of useseless type
412 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
415 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
416 gnu_ld variables to yes.
417 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
418 (HAVE_GNU_AS): Likewise.
419 * config.in: Regenerate.
420 * configure: Likewise.
422 2012-05-25 Tristan Gingold <gingold@adacore.com>
424 * config/i386/i386.c (struct ix86_frame): Remove unused frame field.
425 (ix86_compute_frame_layout): Fix type of stack_alignment_needed
426 and preferred_alignment.
428 2012-05-25 Tristan Gingold <gingold@adacore.com>
430 * common/config/ia64/ia64-common.c (ia64_except_unwind_info): Fix typo.
432 2012-05-25 Thomas Schwinge <thomas@codesourcery.com>
434 * fold-const.c (optimize_bit_field_compare): Abort early in the strict
435 volatile bitfields case.
437 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
439 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
440 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
441 (adjacent_mem_locations): Move some code to and call...
442 (get_memref_parts): ...new function.
443 (mem_locations_overlap): New function.
444 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
445 (is_mem_ref): Rename to...
446 (find_mem_ref): ...this. Return MEM rtx.
447 (get_store_dest): Remove function.
448 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
449 new parameter and adjust calls.
450 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
451 mem refs overlap for true_store_to_load_dep_costly.
452 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
453 passed to adjacent_mem_locations.
454 (is_costly_group): Walk resolved dependency list.
455 (force_new_group): Emit group ending nop for Power6/Power7.
456 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
457 (group_ending_nop): New define_insn.
459 2012-05-24 Dodji Seketeli <dodji@redhat.com>
461 Make unwound macro expansion trace less redundant
462 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Don't print
463 context of macro definition in the trace, when it's redundant.
466 2012-05-24 Richard Guenther <rguenther@suse.de>
469 * tree-profile.c (tree_profiling): Cleanup the CFG if
470 execute_fixup_cfg requests it.
472 2012-05-24 Richard Guenther <rguenther@suse.de>
474 * tree-flow.h (create_var_ann): Remove.
475 * tree-dfa.c (create_var_ann): Remove and inline into its
477 (add_referenced_var_1): ... here.
478 * varpool.c (add_new_static_var): Do not call add_referenced_var
480 * gimple-fold.c (canonicalize_constructor_val): Likewise.
481 * tree-switch-conversion.c (build_one_array): Likewise.
482 * tree-profile.c (gimple_gen_ic_profiler): Likewise.
483 * tree-flow-inline.h (gimple_referenced_vars): Guard against
485 * tree-inline.c (remap_gimple_op_r): Likewise. Check
486 gimple_referenced_vars instead of gimple_in_ssa_p.
487 (copy_tree_body_r): Likewise.
488 (setup_one_parameter): Likewise.
489 (declare_return_variable): Likewise.
490 (tree_function_versioning): Likewise.
492 2012-05-24 Jakub Jelinek <jakub@redhat.com>
494 PR tree-optimization/53465
495 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
496 vr0 into *vr, then vrp_meet that.
497 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
498 have any equivalences.
499 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
502 2012-05-24 Jim MacArthur <jim.macarthur@arm.com>
504 * recog.c (reg_fits_class_p): Check both regno and regno + offset are
506 * regs.h (in_hard_reg_set_p): Assert that regno is a hard register and
507 check end_regno - 1 is a hard register.
509 2012-05-24 Richard Guenther <rguenther@suse.de>
511 * varpool.c (add_new_static_var): Remove call to create_var_ann.
512 * tree-ssa-operands.c (create_vop_var): Likewise.
514 2012-05-24 Richard Guenther <rguenther@suse.de>
517 * tree-ssa-live.c (remove_unused_scope_block_p): Properly
519 (remove_unused_locals): Pass global_unused_vars to
520 remove_unused_scope_block_p. Restore code walking all
521 referenced vars and pruning them.
523 2012-05-23 Jan Hubicka <jh@suse.cz>
525 * tree.h (alias_diag_flags): Remove.
526 (alias_pair): Remove emitted_diags.
527 (finish_aliases_1, finish_aliases_2, remove_unreachable_alias_pairs,
528 symbol_alias_set_t, symbol_alias_set_destroy,
529 symbol_alias_set_contains, propagate_aliases_backward): Remove.
530 * toplev.c (compile_file): Do not call finish_aliases_2
531 * cgraphunit.c (cgraph_process_new_functions): Do not call
533 (handle_alias_pairs): Output diagnostics about aliases to externals.
534 (assemble_thunks_and_aliases): Use do_assemble_alias.
535 (output_weakrefs): Likewise.
536 (finalize_compilation_unit): Do not call finish_aliases_1.
537 * ipa.c (symtab_remove_unreachable_nodes): De not call
538 remove_unreachable_alias_pairs.
539 * varasm.c (do_assemble_alias): Export.
540 (symbol_alias_set_create, symbol_alias_set_destroy,
541 symbol_alias_set_contains, symbol_alias_set_insert,
542 propagate_aliases_forward, propagate_aliases_backward,
543 propagate_aliases_backward, trivially_visible_alias,
544 trivially_defined_alias, remove_unreachable_alias_pairs,
545 finish_aliases_1, finish_aliases_2, assemble_alias): Remove.
546 * output.h (do_assemble_alias): Declare.
547 * varpool.c (varpool_remove_unreferenced_decls): Do not call
550 2012-05-23 Martin Jambor <mjambor@suse.cz>
552 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
554 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
556 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
558 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
559 (iterative_hash_gimple_type): Adjust comment.
560 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
561 domain for an array type instead of the domain type itself.
563 2012-05-23 Richard Guenther <rguenther@suse.de>
565 PR tree-optimization/53438
566 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
568 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
571 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
572 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
575 2012-05-23 Richard Guenther <rguenther@suse.de>
577 * tree-dfa.c (add_referenced_var_1): Do not add global vars.
578 * tree-ssa-live.c (mark_all_vars_used_1): Handle global vars
579 via the global_unused_vars bitmap.
580 (remove_unused_locals): Handle global vars in local-decls via
581 a global_unused_vars bitmap instead of the used flag in the
582 var annotation. Simplify global variable handling and removal.
584 2012-05-22 Jan Hubicka <jh@suse.cz>
587 * tree-ssa-structalias.c (create_variable_info_for): Skip constructors
588 from other partitions.
590 2012-05-22 Jan Hubicka <jh@suse.cz>
593 * symtab.c (symtab_register_node): Fix ordering issue.
595 2012-05-22 Steven Drake <sbd@NetBSD.org>
597 * gcc.c (do_spec_1): Add %M spec token to output multilib_os_dir.
599 2012-05-22 David Edelsohn <dje.gcc@gmail.com>
601 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
602 Use strip_name_encoding target hook.
604 2012-05-22 Richard Guenther <rguenther@suse.de>
606 * tree.h (VAR_DECL_IS_VIRTUAL_OPERAND): New.
607 (init_function_for_compilation): Remove.
608 * tree-dfa.c (find_vars_r): Take struct function argument.
609 (find_referenced_vars_in): Adjust.
610 * tree-ssa-operands.c (clobber_stats): Remove.
611 (create_vop_var): Take struct function argument. Mark
612 virtual operand with VAR_DECL_IS_VIRTUAL_OPERAND.
613 (init_ssa_operands): Take struct function argument.
614 (fini_ssa_operands): Do not dump dead stats.
615 * tree-ssa-operands.h (init_ssa_operands): Take struct function
617 * cgraphunit.c (init_lowered_empty_function): Adjust.
618 * lto-streamer-in.c (input_cfg): Likewise.
619 * tree-inline.c (initialize_cfun): Likewise.
620 * tree-into-ssa.c (rewrite_into_ssa): Likewise.
621 * omp-low.c (expand_omp_taskreg): Likewise. Avoid switching cfun.
622 * gimple.c (is_gimple_reg): Optimize the SSA_NAME case,
623 virtual operands are not registers.
625 2012-05-22 Richard Guenther <rguenther@suse.de>
627 * tree-cfg.c (verify_gimple_assign_unary): Fix typo in previous commit.
629 2012-05-22 Richard Guenther <rguenther@suse.de>
632 * tree-inline.c (setup_one_parameter): Create a dummy init
633 statement for unused parameters when not optimizing.
635 2012-05-22 Richard Guenther <rguenther@suse.de>
637 * tree-flow.h (add_referenced_var_1): Declare.
638 (add_referenced_var): Define.
639 * tree-dfa.c (referenced_var_check_and_insert): Avoid one hash lookup.
640 (add_referenced_var): Rename to ...
641 (add_referenced_var_1): ... this. Take struct function argument.
643 2012-05-22 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
646 * config/arm/arm-protos.h (arm_validize_comparison): Declare.
647 * config/arm/arm.c (arm_validize_comparison): Define.
648 * config/arm/arm.md ("cbranchsi4"): Cleanup expansion and use
649 arm_validize_comparison.
650 ("cbranchdi4"): Likewise.
651 ("cstoredi4"): Likewise.
652 ("movsicc"): Likewise.
653 ("movsfcc"): Likewise.
654 ("movdfcc"): Likewise.
656 2012-05-22 Dimitrios Apostolou <jimis@gmx.net>
658 * df-scan.c (df_scan_alloc): Round up allocation pools size, reduce
659 the mw_reg_pool size.
661 2012-05-22 Paolo Bonzini <bonzini@gnu.org>
663 PR tree-optimization/53336
664 * tree-cfg.c (verify_gimple_assign_unary): Allow conversion from
665 non-integer integral types to offset type and vice versa.
667 2012-05-22 Alan Modra <amodra@gmail.com>
669 * config/rs6000/aix.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
670 * config/rs6000/darwin.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
671 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE,
672 V_SAVE_INLINE): Delete.
673 * config/rs6000/rs6000.c (V_SAVE_INLINE): Delete.
674 (rs6000_savres_strategy): Reimplement GP/FP/V_SAVE_INLINE logic.
675 For ELF targets, use out-of-line restores for -Os and any number
676 of regs if the restore exits, and out-of-line gp save for two or
677 more regs. Use save_reg_p to test for holes in reg restore set.
678 Replace "#if" with "if".
680 2012-05-22 Alan Modra <amodra@gmail.com>
682 * config/rs6000/rs6000.c (save_reg_p): New function.
683 (first_reg_to_save, first_fp_reg_to_save): Use it here.
684 (first_altivec_reg_to_save, restore_saved_cr): Likewise.
685 (emit_frame_save): Use gen_frame_store.
686 (gen_frame_mem_offset): Correct SPE condition requiring reg+reg.
687 (rs6000_emit_prologue): Use save_reg_p. Use gen_frame_store for
689 (rs6000_emit_epilogue): Use save_reg_p. Use gen_frame_load for
690 vrsave, toc, gp and fp restores.
692 2012-05-22 Alan Modra <amodra@gmail.com>
694 * config/rs6000/rs6000.c: Delete unnecessary forward declarations.
695 Move those with ATTRIBUTE_UNUSED to immediately before definitions.
696 Move function pointer variables after forward declarations.
697 (rs6000_builtin_support_vector_misalignment): Make static.
698 (rs6000_legitimate_address_p, rs6000_gimplify_va_arg): Likewise.
699 (rs6000_function_value, rs6000_can_eliminate): Likewise.
701 2012-05-21 Bernd Schmidt <bernds@codesourcery.com>
703 PR rtl-optimization/53373
704 * caller-save.c (save_call_clobbered_regs): Look into a possible
705 PARALLEL manually rather than using single_set on a call insn.
707 2012-05-21 Jakub Jelinek <jakub@redhat.com>
709 PR tree-optimization/53436
710 * omp-low.c (omp_build_component_ref): New function.
711 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
713 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
715 * config/i386/i386.c (put_condition_code): Change "reverse" and "fp"
717 (ix86_print_operand) <case 'O'>: Look at mode size of the operand.
718 Do not print '.' here. Output operand lossage error for unhandled
723 <case 'z'>: Hardcode "code" argument into error strings.
725 <case 'D'>: Merge AVX and non-AVX codes.
726 <case 'C', case 'c', case 'F', case 'f'>: Merge. Fix error string.
727 Update call to put_condition_code.
729 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
731 * config/m68k/m68k.md (*clzsi2_cf): Renamed from clzsi2. Call
733 (clzsi2): New expander.
734 (*clzsi2_68k): New insn.
735 * config/m68k/m68k.h: Update comment about CLZ_DEFINED_VALUE_AT_ZERO.
737 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
739 * gimple.h (gimple_set_in_transaction): Remove.
740 (gimple_in_transaction): Look in BB instead.
741 (gimple_statement_base): Remove in_transaction field.
742 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
743 * trans-mem.c (compute_transaction_bits): Place transaction bit
744 information into basic blocks.
746 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
748 * expr.c (get_def_for_expr_class): Define only if
749 HAVE_conditional_move.
750 (convert_tree_comp_to_rtx): Likewise.
752 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
755 * config/i386/i386.md (ffs<mode>2): Generate CCCmode compare
757 (ffssi2_no_cmove): Ditto.
758 (*ffs<mode>_1): Remove insn pattern.
759 (*tzcnt<mode>_1): New insn pattern.
760 (*bsf<mode>1): Ditto.
762 2012-05-21 Richard Guenther <rguenther@suse.de>
764 * tree-dfa.c (add_referenced_var): Do not walk DECL_INITIAL for
765 more referenced vars.
766 * tree-ssa-live.c (mark_all_vars_used_1): Only set the used
767 flag on variables that have a var-annotation.
769 2012-05-21 Joseph Myers <joseph@codesourcery.com>
772 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
773 from folded operands before wrapping another around the
774 conditional expression.
776 2012-05-21 Jakub Jelinek <jakub@redhat.com>
778 PR tree-optimization/53366
779 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
780 tests if complex_numbers == 2, but there are non-complex number loads
783 PR tree-optimization/53409
784 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
785 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
787 PR tree-optimization/53410
788 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
789 instead of build_int_cst (type, 0) where vector types might be
790 involved. Instead of build_int_cst (type, 1) convert the original
791 integer_onep argument to the desired type.
793 2012-05-21 Michael Matz <matz@suse.de>
795 * genattrtab.c (attr_rtx_cost): Move earlier, start with cost being 1.
796 (simplify_test_exp): Handle one more case of distributive law,
797 decrease cost threshold.
798 (tests_attr_p, get_attr_order): New functions.
799 (optimize_attrs): Use topological order, inline only cheap values.
800 (write_attr_set): Reset our_known_true after some time.
802 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
805 * config/i386/i386.c (type_natural_mode): Warn passing SSE
806 vector argument without SSE enabled changes the ABI.
808 2012-05-21 Richard Guenther <rguenther@suse.de>
810 PR tree-optimization/53408
811 * tree-vect-loop.c (vectorizable_induction): Properly check
812 the restriction that we cannot handle induction results from
813 the inner loop outside of the outer loop.
815 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
818 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
819 (UNSPECV_RDRAND): This.
820 (rdrand<mode>_1): Updated.
822 2012-05-21 Richard Guenther <rguenther@suse.de>
824 * tree-loop-distribution.c (can_generate_builtin): Reject
827 2012-05-21 Chung-Lin Tang <cltang@codesourcery.com>
829 * Makefile.in (options.c): Add options.h to included header
832 2012-05-21 Razya Ladelsky <razya@il.ibm.com>
834 * tree-parloops.c : Add myself to contributors, update
835 TODO list, add link to wiki.
837 2012-05-21 Alan Modra <amodra@gmail.com>
839 * config/rs6000/predicates.md (input_operand): Don't match
840 constant pool addresses. Remove label_ref, high and plus from
841 match_code list. Remove redundant CONSTANT_P test.
842 (splat_input_operand): Similarly update match_code list.
843 (small_toc_ref): New predicate.
844 * config/rs6000/rs6000-protos.h (toc_relative_expr_p): Update prototype.
845 * config/rs6000/rs6000.c (tocrel_base, tocrel_offset): Make const.
846 (legitimate_constant_pool_address_p): Move TARGET_TOC test and
848 (toc_relative_expr_p): ..here. Add "strict" param. Match new rtl
849 generated by create_TOC_reference.
850 (rs6000_legitimize_address): Update cerate_TOC_reference call.
851 (rs6000_delegitimize_address): Handle new rtl for toc refs.
852 (rs6000_cannot_force_const_mem, rs6000_find_base_term): Likewise.
853 (use_toc_relative_ref): New function, split out from..
854 (rs6000_emit_move): ..here. Remove redundant tests. Update
855 create_TOC_reference calls.
856 (rs6000_legitimize_reload_address): Formatting. Handle splitting
857 of medium/large model toc addresses. Use use_toc_relative_ref.
858 (print_operand): Formatting, style. Adjust for toc changes.
859 (print_operand_address): Likewise.
860 (rs6000_output_addr_const_extra): Likewise.
861 (create_TOC_reference): Put TOC_REGISTER in UNSPEC_TOCREL rather
862 than a PLUS. Use this formulation for both high and low part
863 of -mcmodel=medium/large toc reference too. Before reload,
864 always use the small model formulation.
865 * config/rs6000/rs6000.md (tls_gd, tls_gd_high): Similarly avoid
866 a PLUS in high part of addresses here.
867 (tls_ld, tls_ld_high, tls_got_dtprel, tls_got_dtprel_high): Likewise.
868 (tls_got_tprel, tls_got_tprel_high, largetoc_high): Likewise.
869 (largetoc_high, largetoc_low): Move earlier. Cope when no
871 (largetoc_high_plus): New insn.
872 (movsi_internal1, movsi_internal1_single, movsf_softfloat,
873 movdi_mfpgpr, movdi_internal64): Don't handle 'R' constraint here..
874 (tocref): ..instead do so here, new insn and split.
876 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
878 * config/i386/driver-i386.c (host_detect_local_cpu): Support
879 RDRND, F16C and FSGSBASE.
881 2012-05-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
883 PR rtl-optimzation/53373
884 * config/pa/pa.md (call_symref_pic): Don't expose PIC register save in
885 call pattern. Update split patterns.
886 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
887 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
889 2012-05-20 Razya Ladelsky <razya@il.ibm.com>
891 * tree-parloops.c (gen_parallel_loop): Change many_iterations_cond
894 2012-05-18 Jan Hubicka <jh@suse.cz>
896 * cgraphunit.c (handle_alias_pairs): Declare; free alias_pairs
897 (cgraph_process_new_functions): Process also aliases.
898 * lto-streamer-out.c (struct sets): Remove.
899 (trivally_defined_alias): Remove.
900 (output_alias_pair_p): Remove.
901 (output_unreferenced_globals): Remove.
902 (produce_symtab); Do not handle alias pairs.
903 (produce_asm_for_decls): Likewise.
904 * lto-streamer-in.c (input_alias_pairs): Remove.
905 (lto_read_body): Do not input alias pairs.
906 (lto_input_constructors_and_inits): Remove.
908 2012-05-18 Jan Hubicka <jh@suse.cz>
910 * cgraphunit.c (handle_alias_pairs): Cleanup; handle all types of
913 2012-05-18 Jan Hubicka <jh@suse.cz>
915 * cgraphbuild.c (record_reference): Update.
916 * lto-cgraph.c (lto_output_varpool_node): External vars
917 are not in other partition even if they are not output
918 in current partition.
919 * gimple-fold.c (can_refer_decl_in_current_unit_p): Take FROM_DECL
921 (canonicalize_constructor_val): Take FROM_DECL argument.
922 (fold_ctor_reference, fold_string_cst_ctor_reference,
923 fold_array_ctor_reference, fold_nonarray_ctor_reference,
924 fold_ctor_reference): Likewise.
925 (fold_const_aggregate_ref_1, gimple_get_virt_method_for_binfo): Update.
926 * gimple.h (gimple_fold_builtin): Likewise.
928 2012-05-18 Olivier Hainque <hainque@adacore.com>
930 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
931 $(libsubdir) as libexecsubdir.
933 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
935 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
936 relied on signed overflow behavior.
938 2012-05-18 Richard Guenther <rguenther@suse.de>
940 PR tree-optimization/53346
941 * tree-loop-distribution.c (ldist_gen): Make sure to apply
942 builtin transform even when only a single partition with
943 all reads/writes exists.
945 2012-05-18 Richard Guenther <rguenther@suse.de>
947 PR tree-optimization/53390
948 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Ignore
951 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
953 * tree-ssa-reassoc.c (bip_map): Remove decl.
954 (completely_remove_stmt): Remove function.
955 (remove_def_if_absorbed_call): Remove function.
956 (remove_visited_stmt_chain): Remove __builtin_powi handling.
957 (possibly_move_powi): Remove function.
958 (rewrite_expr_tree): Remove calls to possibly_move_powi.
959 (rewrite_expr_tree_parallel): Likewise.
960 (attempt_builtin_powi): Build multiplies explicitly rather than
961 relying on the ops vector and rank system.
962 (transform_stmt_to_copy): New function.
963 (transform_stmt_to_multiply): Likewise.
964 (reassociate_bb): Handle leftover operations after __builtin_powi
965 optimization; build a final multiply if necessary.
967 2012-05-18 Jan Hubicka <jh@suse.cz>
969 * cgraphunit.c (varpool_finalize_decl): Allow external decls.
970 (mark_functions_to_output): Fix sanity check.
971 * ipa.c (function_and_variable_visibility): Remove TREE_STATIC check.
973 2012-05-18 Richard Guenther <rguenther@suse.de>
975 * tree-flow.h (mark_symbols_for_renaming): Remove.
976 * tree-dfa.c (mark_symbols_for_renaming): Likewise.
977 * tree-inline.c (copy_edges_for_bb): Do not mark symbols for renaming.
978 (copy_debug_stmt): Likewise.
979 (expand_call_inline): Likewise.
980 (declare_return_variable): Mark the return variable for renaming
983 2012-05-18 Andrew Stubbs <ams@codesourcery.com>
985 * config/arm/arm-protos.h (arm_emit_coreregs_64bit_shift): New
987 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): New function.
988 * config/arm/arm.md (ashldi3): Use arm_emit_coreregs_64bit_shift.
989 (ashrdi3,lshrdi3): Likewise.
990 (arm_cond_branch): Remove '*' to enable gen_arm_cond_branch.
992 2012-05-18 Meador Inge <meadori@codesourcery.com>
994 PR rtl-optimization/53352
995 * cse.c (equiv_constant): Ignore paradoxical subregs.
997 2012-05-17 Steven Bosscher <steven@gcc.gnu.org>
999 PR rtl-optimization/53125
1000 * regstat.c (regstat_bb_compute_ri): Take new local_live_last_luid
1001 argument. Simplify calculation of REG_LIVE_LENGTH for regnos that
1002 die in the basic block. Correctly top off REG_FREQ and
1003 REG_FREQ_CALLS_CROSSED.
1005 (regstat_compute_ri): Allocate and free local_live_last_luid.
1007 (regstat_bb_compute_calls_crossed): Correctly top off
1008 REG_FREQ_CALLS_CROSSED.
1010 2012-05-17 Jan Hubicka <jh@suse.cz>
1012 * lto-symtab.c (lto_symtab_resolve_symbols): Preffer decl with
1013 constructor over decl without.
1014 * cgraph.c (cgraph_remove_node): Clear also body of unanalyzed nodes.
1015 * cgraph.h (varpool_can_remove_if_no_refs): Handle external correctly.
1016 * cgraphunit.c (process_function_and_variable_attributes): Finalize
1018 (mark_functions_to_output): Also accept bodies for functions with
1020 (output_in_order): Skip external vars.
1021 * lto-cgraph.c (lto_output_node): External functions are never in other
1023 (lto_output_varpool_node): Likewise.
1024 * lto-streamer-out.c (lto_write_tree): Always use error_mark_nodes for
1025 forgotten initializers.
1026 * ipa.c (process_references): Handle external vars.
1027 (symtab_remove_unreachable_nodes): Update to handle external vars.
1028 (varpool_externally_visible_p): External vars are externally visible.
1029 * gimple-fold.c (can_refer_decl_in_current_unit_p): Update.
1030 * varpool.c (varpool_remove_node): Remove constructor.
1031 (decide_is_variable_needed): Handle externals.
1032 (varpool_remove_unreferenced_decls): Likewise.
1034 2012-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
1036 * opts.c (common_handle_option): -pedantic-errors enables -Wpedantic.
1037 (enable_warning_as_error): Do not special case Wuninitialized.
1038 * optc-gen.awk: Add sanity checks.
1040 2012-05-17 Jan Hubicka <jh@suse.cz>
1042 * ipa-reference.c (is_proper_for_analysis): Do not check flags
1043 that might change as result of global optimization.
1044 (analyze_function): Do not check analyzed and externally_visible
1045 flags; be happy about address dereferences.
1046 (propagate): Prune all_module_statics so it really contains just
1047 statics; prune all the local summaries.
1048 (ipa_reference_write_optimization_summary): Simplify.
1050 2012-05-17 Kwok Cheung Yeung <kcy@codesourcery.com>
1052 * config/m68k/m68k-devices.def: Add 51ag, 51je, 51jf, 51jg, 51mm, 51qm.
1053 * config/m68k/m68k-tables.opt: Regenerated.
1054 * doc/invoke.texi (M680x0 Options): Document.
1056 2012-05-16 Dave Boutcher <daveboutcher@gmail.com>
1057 Patrick Marlier <patrick.marlier@gmail.com>
1059 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
1062 2012-05-16 H.J. Lu <hongjiu.lu@intel.com>
1064 * configure: Regenerated.
1066 2012-05-16 Andrew Pinski <apinski@cavium.com>
1068 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
1071 2012-05-16 David S. Miller <davem@davemloft.net>
1073 * jump.c (delete_related_insns): If we remove a CALL, make sure
1074 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
1076 2012-05-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1078 PR tree-optimization/53217
1079 * tree-ssa-reassoc.c (bip_map): New static variable.
1080 (possibly_move_powi): Move feeding multiplies with __builtin_powi call.
1081 (attempt_builtin_powi): Save feeding multiplies on a stack.
1082 (reassociate_bb): Create and destroy bip_map.
1084 2012-05-16 Olivier Hainque <hainque@adacore.com>
1086 * Makefile.in (install-no-fixedincludes): New target, former toplevel
1087 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
1088 Add comments and improve stamp preservation across the whole sequence.
1089 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
1091 2012-05-16 Richard Guenther <rguenther@suse.de>
1093 * tree-inline.c (insert_init_stmt): Do not call
1094 mark_symbols_for_renaming.
1095 (setup_one_parameter): Avoid initializing unused parameters.
1096 (declare_return_variable): Properly handle DECL_BY_REFERENCE
1097 return vars in SSA form.
1099 2012-05-16 Richard Guenther <rguenther@suse.de>
1101 * tree-flow.h (get_virtual_var): Remove.
1102 * tree-dfa.c (get_virtual_var): Likewise.
1104 2012-05-16 Richard Guenther <rguenther@suse.de>
1106 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1):
1107 Remove set-only bitmap of new names.
1108 (slpeel_tree_peel_loop_to_edge): Likewise. Do not set
1110 * tree-flow.h (ssa_names_to_replace): Remove.
1111 * tree-into-ssa.c (ssa_names_to_replace): Likewise.
1113 2012-05-16 Richard Guenther <rguenther@suse.de>
1115 PR tree-optimization/53364
1116 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
1117 detect a view-conversion of the decl.
1119 2012-05-16 Dodji Seketeli <dodji@redhat.com>
1121 PR preprocessor/7263
1122 * c-tree.h (enum c_declspec_word): Declare new enum.
1123 (struct c_declspecs::locations): New member.
1124 (declspecs_add_qual, declspecs_add_scspec)
1125 (declspecs_add_addrspace, declspecs_add_alignas): Take a new
1127 * c-decl.c (build_null_declspecs): Initialize the new struct
1128 c_declspecs::locations member.
1129 (declspecs_add_addrspace): Take a location parameter for the
1130 address space. Store it onto declaration specifiers.
1131 (declspecs_add_qual): Likewise, take a location parameter for the
1133 (declspecs_add_type): Likewise, take a location parameter for the
1135 (declspecs_add_scspec): Likewise, take a location parameter for
1136 the storage class specifier.
1137 (declspecs_add_attrs): Likewise, take a location parameter for the
1139 (declspecs_add_alignas): Likewise, take a location parameter for
1141 (finish_declspecs): For diagnostics, use the location of the
1142 relevant declspec, instead of the global input_location.
1143 * c-parser.c (c_parser_parameter_declaration): Pass the precise
1144 virtual location of the declspec to the declspecs-setters.
1145 (c_parser_declspecs): Likewise. Avoid calling c_parser_peek_token
1148 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
1150 * configure.ac: Stack protector enabling for Android targets.
1151 * configure: Regenerate.
1153 2012-05-16 Richard Sandiford <r.sandiford@uk.ibm.com>
1155 * ira.c (pseudo_move_insn): Delete.
1156 (find_moveable_pseudos): Don't set it.
1157 (move_unallocated_pseudos): Use DF_REG_DEF_CHAIN to find
1158 the definitions of the original pseudo. Delete all of them.
1160 2012-05-16 Olivier Hainque <hainque@adacore.com>
1162 * config/rs6000/rs6000-opts.h (enum processor_type): Add
1164 * config/rs6000/rs6000-cpus.def: Reference it for cpu="8548".
1165 * config/rs6000/rs6000.md (cpu attribute definition): Add ppc8548.
1166 * config/rs6000/8540.md: indicate that the units/patterns apply to
1169 * config/rs6000/rs6000.c (rs6000_option_override_internal): Rename
1170 default_cpu into implicit_cpu, conveying what --with-cpu was passed at
1171 configure time. Treat implicit_cpu as have_CPU. Pick defaults for SPE
1172 related flags, check that what is queried is supported by the selected
1173 configuration. Rework the single/double_float and MASK_STRING resets to
1174 hit for all the E500 cores (854x + E500MC variants). Select the ppc8540
1175 costs for PROCESSOR_PPC8548 as well.
1176 (rs6000_issue_rate): case CPU_PPC8548 together with CPU_PPC8540.
1177 (rs6000_use_sched_lookahead): Likewise, rewriting function as a case
1178 statement instead of a sequence of ifs.
1180 * config/rs6000/rs6000.h (TARGET_E500): Remove.
1181 (TARGET_NO_LWSYNC): Adjust accordingly.
1182 * config/rs6000/e500.h (TARGET_E500): Remove.
1183 (CHECK_E500_OPTIONS): Adjust accordingly.
1184 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove.
1185 (TARGET_DEFAULT): Reformat definition to match the one in linuxspe.h.
1186 * config/rs6000/linuxspe.h: Likewise.
1187 * config/rs6000/vxworks.h: Remove bogus TARGET_E500 overrides and
1188 superfluous comments.
1189 * config/rs6000/e500-double.h: Remove.
1191 * config.gcc (pick a default with_cpu): For powerpc*-*-*spe*,
1192 default to with_cpu=8548 if --enable-e500-double, and to 8540
1194 (set misc flags section): For powerpc*|rs6000*, remove inclusion
1195 of e500-double.h for --enable-e500-double.
1197 2012-05-16 Olivier Hainque <hainque@adacore.com>
1199 * Makefile.in (s-header-vars): Resort to -n instead of trailing
1200 -e d in sed invocation.
1202 2012-05-16 Hans-Peter Nilsson <hp@axis.com>
1204 * doc/tm.texi.in (Type Layout) <SIZE_TYPE>: Update reference to
1206 * doc/tm.texi: Regenerate.
1208 2012-05-15 Paolo Carlini <paolo.carlini@oracle.com>
1210 * tree.h (EXPR_LOCATION): Use CAN_HAVE_LOCATION_P.
1212 2012-05-15 Jakub Jelinek <jakub@redhat.com>
1215 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
1216 that operands[2] is either immediate, or q_regs_operand.
1218 2012-05-15 Richard Guenther <rguenther@suse.de>
1220 * cgraphunit.c (thunk_adjust): Use make_rename_temp.
1221 (assemble_thunk): Likewise. Manually rename and register
1224 2012-05-15 Richard Guenther <rguenther@suse.de>
1226 PR tree-optimization/53355
1227 * tree-vrp.c (extract_range_from_binary_expr_1): Handle LSHIFT_EXPRs
1230 2012-05-15 Tristan Gingold <gingold@adacore.com>
1232 * tree-ssa-strlen.c (get_string_length): Convert lhs if needed.
1234 2012-05-15 Richard Guenther <rguenther@suse.de>
1236 * gimple.c (gimple_set_modified): Move ...
1237 * gimple.h (gimple_set_modified): ... here.
1239 2012-05-15 Tristan Gingold <gingold@adacore.com>
1241 * ira-color.c (move_spill_restore): Add a guard.
1243 2012-05-15 Tristan Gingold <gingold@adacore.com>
1245 * config/ia64/ia64.c (ia64_emit_probe_stack_range): Adjust calls to
1248 2012-05-15 Eric Botcazou <ebotcazou@adacore.com>
1250 * gimplify.c (gimplify_init_constructor): Do a block move for very
1251 small objects as well.
1253 2012-05-15 Bernd Schmidt <bernds@codesourcery.com>
1255 * ira.c (find_moveable_pseudos): Skip registers whose
1256 DF_REG_EQ_USE_COUNT is nonzero.
1258 2012-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
1260 * doc/md.texi (fma): Define to only be applicable for single rounding.
1262 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
1265 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
1266 generate target register for "load" class builtins.
1269 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
1272 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
1273 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
1274 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
1275 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
1276 (<sse>_movu<ssemodesuffix>): New expander.
1277 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
1278 (avx_movdqu<avxmodesuffix>): New expander.
1279 (*sse2_movdqu): Rename from sse2_movdqu.
1280 (sse2_movdqu): New expander.
1282 2012-05-14 Marc Glisse <marc.glisse@inria.fr>
1285 * config/i386/i386.c (ix86_expand_vec_perm_const): Move code to ...
1286 (canonicalize_perm): ... new function.
1287 (expand_vec_perm_2vperm2f128_vshuf): New function.
1288 (ix86_expand_vec_perm_const_1): Call it.
1290 2012-05-14 Andrew Pinski <apinski@cavium.com>
1291 H.J. Lu <hongjiu.lu@intel.com>
1292 Jakub Jelinek <jakub@redhat.com>
1295 * config/i386/i386.md (xbegin_1): Use + in constraint and match_dup.
1298 2012-05-14 Jakub Jelinek <jakub@redhat.com>
1300 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
1301 lineno 1 the same as lineno 0 before first start file directive.
1302 (optimize_macinfo_range): Likewise.
1304 * dwarf2out.c (have_macinfo): Define.
1305 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
1306 attribute, don't force empty compilation unit and don't emit any
1307 .debug_macinfo/.debug_macro section if macinfo_table is empty.
1309 2012-05-14 Georg-Johann Lay <avr@gjlay.de>
1312 * config/avr/avr.c (avr_const_address_lo16): Remove.
1313 (avr_assemble_integer): Print ".byte lo8(x)",
1314 ".byte hi8(x)", ".byte hh8(x)" instead of emit an assembler
1315 .warning if 3-byte address is assembled.
1316 * doc/extend.texi (AVR Named Address Spaces): Document that
1317 binutils 2.23 is needed to assemble 3-byte addresses.
1319 2012-05-14 Richard Guenther <rguenther@suse.de>
1321 * tree-vect-data-refs.c (vect_setup_realignment): Remove
1322 call to mark_symbols_for_renaming.
1323 (vect_permute_load_chain): Likewise.
1324 * tree-vect-loop.c (vect_is_slp_reduction): Update stmt
1325 instead of calling mark_symbols_for_renaming.
1326 * tree-vect-stmts.c (read_vector_array): Remove call to
1327 mark_symbols_for_renaming.
1328 (write_vector_array): Likewise.
1329 (vectorizable_call): Likewise.
1330 (vectorizable_store): Likewise.
1331 (vectorizable_load): Likewise.
1332 * matrix-reorg.c (transform_allocation_sites): Likewise.
1333 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
1334 (create_expression_by_pieces): Likewise.
1336 2012-05-14 Richard Guenther <rguenther@suse.de>
1338 * gimplify.c (gimple_regimplify_operands): Only mark the LHS
1339 of statements for renaming.
1340 (force_gimple_operand_1): Likewise, consistently for both
1341 calls to force_gimple_operand and force_gimple_operand_gsi.
1343 2012-05-14 Richard Guenther <rguenther@suse.de>
1345 * tree-dfa.c (make_rename_temp): Be forgiving if not in SSA form.
1346 * omp-low.c (expand_omp_taskreg): Properly conditionalize call
1348 (expand_omp_for): Likewise.
1349 (expand_omp_for_generic): Adjust conditional add to referenced vars.
1350 Use make_rename_temp for temporaries that should be rewritten into
1352 (expand_omp_for_static_nochunk): Likewise.
1353 (expand_omp_atomic_pipeline): Likewise.
1355 2012-05-14 Richard Guenther <rguenther@suse.de>
1357 PR tree-optimization/53331
1358 * tree-vect-data-refs.c (vect_verify_datarefs_alignment): Ignore
1360 * tree-vect-stmts.c (vect_model_load_cost): Handle strided loads.
1362 2012-05-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
1365 * doc/options.texi: (LangEnabledBy): Document it.
1366 * optc-gen.awk: Handle LangEnabledBy.
1367 * opth-gen.awk: Generate declaration for lang-specific functions.
1368 * opt-read.awk: Record lang numbers.
1369 * opt-functions.awk (flag_set_p): Ignore the arguments of flags.
1370 (lang_sanitized_name): New.
1372 2012-05-14 Bernd Schmidt <bernds@codesourcery.com>
1374 * attribs.c (decl_attributes): Avoid emitting a warning if
1376 * doc/rtl.texi (CALL_INSN_FUNCTION_USAGE): Use lowercase for rtx
1377 codes. Document meaning of sets inside CALL_INSN_FUNCTION_USAGE.
1378 * builtin-attrs.def (DEF_ATTR_FOR_STRING): Define. Use it to
1379 define a string "1".
1380 (ATTR_RET1_NOTHROW_NONNULL_LEAF): New attr definition.
1381 * builtins.def (BUILT_IN_MEMCPY, BUILT_IN_MEMMOVE, BUILT_IN_MEMSET,
1382 BUILT_IN_STRCPY): Use it for these functions.
1383 * postreload.c (reload_combine): Deal with SETs inside
1384 CALL_INSN_FUNCTION_USAGE.
1385 * caller-save.c (setup_save_areas, save_call_clobbered_regs):
1386 Look for REG_RETURNED notes and use a cheap restore if possible.
1387 * ira-int.h (struct ira_allocno): New member cheap_calls_crossed_num.
1388 (ALLOCNO_CHEAP_CALLS_CROSSED_NUM): New macro.
1389 * ira-build.c (ira_create_allocno, create_cap_allocno,
1390 propagate_allocno_info, propagate_some_info_from_allocno,
1391 copy_info_to_removed_store_destination, ira_flattening): Handle it.
1392 * ira-lives.c (pseudo_regno_single_word_and_live_p,
1393 find_call_crossed_cheap_reg): New static functions.
1394 (process_bb_node_lives): Look for SETs in CALL_INSN_FUNCTION_USAGE,
1395 and set ALLOCNO_CHEAP_CALLS_CROSSED_NUM if possible. Also make
1396 a REG_RETURNED note in that case.
1397 * ira.c (setup_reg_renumber): Change assert to allow cases where
1398 allocnos only cross calls for which they are cheap to restore.
1399 * ira-costs.c (ira_tune_allocno_costs): Compare
1400 ALLOCNO_CALLS_CROSSED_NUM to ALLOCNO_CHEAP_CALLS_CROSSED_NUM rather
1402 * reg-notes.def (REG_RETURNED): New note.
1403 * cse.c (cse_insn): Likewise.
1404 * sched-deps.c (sched_analyze_insn): Likewise.
1405 * expr.c (init_block_move_fn): Set a "fn spec" attribute.
1406 * calls.c (decl_return_flags): New static function.
1407 (expand_call): Generate a SET in CALL_INSN_FUNCTION_USAGE for
1408 functions that return one of their arguments.
1409 * regcprop.c (struct kill_set_value_data): New.
1410 (kill_set_value): Interpret data as a pointer to such a struct.
1411 Do nothing if the caller wants the register to be ignored.
1412 (copyprop_hardreg_forward_1): Handle SETs in CALL_INSN_FUNCTION_USAGE.
1414 2012-05-14 Richard Guenther <rguenther@suse.de>
1416 PR tree-optimization/53340
1417 * tree-ssa-pre.c (op_valid_in_sets): Fix error in last commit.
1419 2012-05-14 Richard Guenther <rguenther@suse.de>
1421 * gimplify.c (gimplify_expr): Remove odd code.
1423 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
1425 * stor-layout.c (bit_from_pos): Distribute conversion to bitsizetype
1426 into a PLUS_EXPR byte offset.
1428 * tree-ssa-pre.c (can_value_number_call): Delete.
1429 (compute_avail): Skip all statements with side effects.
1430 <GIMPLE_CALL>: Skip calls to internal functions.
1432 2012-05-13 Steven Bosscher <steven@gcc.gnu.org>
1434 * config/pa/pa.md: Use define_c_enum for "unspec" and "unspecv".
1436 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
1438 * common.opt (Wtype-limits): Use EnabledBy.
1440 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
1442 * config/i386/i386.md (*pushtf): Enable for TARGET_SSE.
1443 (pushtf splitter): Ditto.
1445 (*movtf_internal): Ditto. Use V4SFmode for !TARGET_SSE2.
1446 (<code>tf2): Enable for TARGET_SSE.
1447 (*absnegtf2_sse): Ditto.
1448 (copysign<mode>3): Enable TFmode for TARGET_SSE.
1449 (copysign<mode>3_const): Ditto.
1450 (copysign<mode>3_var): Ditto.
1451 * config/i386/sse.md (<code>tf3): Enable for TARGET_SSE.
1452 (*andnottf3): Ditto. Use V4SFmode for !TARGET_SSE2.
1453 (*<code>tf3): Ditto.
1454 * config/i386/i386.c (struct builtin_description bdesc_args)
1455 <IX86_BUILTIN_FABSQ>: Enable for TARGET_SSE.
1456 <IX86_BUILTIN_COPYSIGNQ>: Ditto.
1457 (ix86_expand_builtin) <IX86_BUILTIN_FABSQ, IX86_BUILTIN_COPYSIGNQ>:
1458 Emit a normal call if SSE isn't available.
1460 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
1462 * config/i386/sse.md (<sse>_andnot<mode>3): Handle
1463 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
1464 (<code><mode>3): Ditto.
1465 (*andnot<mode>3): Ditto.
1466 (*andnottf3): Ditto.
1467 (*<code><mode>3): Ditto.
1470 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
1472 * optc-gen.awk: Error instead of warning for conflicting help.
1474 2012-05-12 Jason Merrill <jason@redhat.com>
1477 * dwarf2out.c (build_local_stub): Prefer DW_AT_signature for
1480 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
1482 * function.c (requires_stack_frame_p): If the function can throw
1483 non-call exceptions, return true if the insn can throw internally.
1485 2012-05-12 Paolo Carlini <paolo.carlini@oracle.com>
1487 * doc/generic.texi: Rename TYPE_PTRMEM_P to TYPE_PTRDATAMEM_P.
1489 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
1491 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
1492 ORDERED and UNORDERED conditions.
1494 2012-05-11 Richard Guenther <rguenther@suse.de>
1496 * tree-flow.h (referenced_var_check_and_insert): Remove.
1497 (find_new_referenced_vars): Likewise.
1498 * tree-dfa.c (referenced_var_check_and_insert): Make static.
1499 (find_new_referenced_vars_1, find_new_referenced_vars): Remove.
1500 * tree-inline.c (copy_bb): Use find_referenced_vars_in
1501 instead of find_new_referenced_vars.
1502 * gimple-fold.c (gimplify_and_update_call_from_tree): Likewise.
1504 2012-05-11 Richard Guenther <rguenther@suse.de>
1506 * tree-pass.h (pass_rest_of_compilation,
1507 pass_all_optimizations, pass_postreload, pass_all_early_optimizations):
1509 * passes.c (pass_all_optimizations, pass_postreload,
1510 pass_all_early_optimizations): Make static.
1511 (pass_rest_of_compilation): Likewise. Make it an RTL_PASS.
1512 * tree-phinodes.c (init_phinodes, fini_phinodes): Remove.
1513 * tree-ssa.c (init_tree_ssa): Do not call init_phinodes.
1514 (delete_tree_ssa): Do not call fini_phinodes.
1515 * tree-flow.h (init_phinodes, fini_phinodes): Remove.
1517 2012-05-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
1520 * doc/options.texi (EnabledBy): Document
1521 * opts.c: Include opts.h and options.h before tm.h.
1522 (finish_options): Do not handle some sub-options here...
1523 (common_handle_option): ... instead call common_handle_option_auto
1525 * optc-gen.awk: Handle EnabledBy.
1526 * opth-gen.awk: Declare common_handle_option_auto.
1527 * common.opt (Wuninitialized): Use EnabledBy. Delete Init.
1528 (Wmaybe-uninitialized): Likewise.
1529 (Wunused-but-set-variable): Likewise.
1530 (Wunused-function): Likewise.
1531 (Wunused-label): Likewise.
1532 (Wunused-value): Likewise.
1533 (Wunused-variable): Likewise.
1534 * opt-read.awk: Create opt_numbers array.
1536 2012-05-11 Richard Guenther <rguenther@suse.de>
1538 PR tree-optimization/53295
1539 * tree-data-ref.h (stride_of_unit_type_p): Handle non-constant
1541 * tree-data-ref.c (dr_analyze_innermost): Allow non-constant
1542 strides when analyzing data-references in a loop context.
1543 * tree-vect-data-refs.c (vect_mark_for_runtime_alias_test): Reject
1544 non-constant strides for now.
1545 (vect_enhance_data_refs_alignment): Ignore data references
1546 that are strided loads.
1547 (vect_analyze_data_ref_access): Handle non-constant strides.
1548 (vect_check_strided_load): Verify the data-reference is a load.
1549 (vect_analyze_data_refs): Restructure to make strided load
1550 support not dependent on gather support.
1551 * tree-vect-stmts.c (vectorizable_load): Avoid useless work
1552 when doing strided or gather loads.
1553 * tree-vect-loop-manip.c (vect_vfa_segment_size): Use
1554 integer_zerop to compare stride with zero.
1556 2012-05-11 H.J. Lu <hongjiu.lu@intel.com>
1558 * config/i386/driver-i386.c (host_detect_local_cpu): Support RTM.
1560 2012-05-11 Jan Hubicka <jh@suse.cz>
1563 * varpool.c (varpool_assemble_decl): Also output constat pool entries
1564 that output_constant_pool missed.
1566 2012-05-11 Mingjie Xing <mingjie.xing@gmail.com>
1568 * config/mips/t-vxworks: Change MUTLILIB_EXTRA_OPTS to
1569 MULTILIB_EXTRA_OPTS.
1571 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
1574 * config/i386/i386.md (xtest): Use NE condition in ix86_expand_setcc.
1576 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
1578 * config/i386/i386.md (*movti_internal_rex64): Avoid MOVAPS size
1579 optimization for TARGET_AVX.
1580 (*movti_internal_sse): Ditto.
1581 (*movdi_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
1582 (*movdi_internal): Ditto.
1583 (*movsi_internal): Ditto.
1584 (*movtf_internal): Avoid MOVAPS size optimization for TARGET_AVX.
1585 (*movdf_internal_rex64): Ditto.
1586 (*movfd_internal): Ditto.
1587 (*movsf_internal): Ditto.
1588 * config/i386/sse.md (mov<mode>): Handle TARGET_SSE_LOAD0_BY_PXOR.
1590 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
1592 * dwarf2out.c (add_byte_size_attribute) <RECORD_TYPE>: Handle variable
1593 reference as size attribute.
1595 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
1596 Tristan Gingold <gingold@adacore.com>
1598 * doc/md.texi (Standard Names): Document probe_stack_address.
1599 * explow.c (emit_stack_probe): Handle probe_stack_address.
1600 * config/ia64/ia64.md (UNSPECV_PROBE_STACK_ADDRESS): New constant.
1601 (UNSPECV_PROBE_STACK_RANGE): Likewise.
1602 (probe_stack_address): New insn.
1603 (probe_stack_range): Likewise.
1604 * config/ia64/ia64.c: Include common/common-target.h.
1605 (ia64_compute_frame_size): Mark r2 and r3 as used if static stack
1606 checking is enabled.
1607 (ia64_emit_probe_stack_range): New function.
1608 (output_probe_stack_range): Likewise.
1609 (ia64_expand_prologue): Invoke ia64_emit_probe_stack_range if static
1610 builtin stack checking is enabled.
1611 (rtx_needs_barrier) <UNSPEC_VOLATILE>: Handle UNSPECV_PROBE_STACK_RANGE
1612 and UNSPECV_PROBE_STACK_ADDRESS.
1613 (unknown_for_bundling_p): New predicate.
1614 (group_barrier_needed): Use important_for_bundling_p.
1615 (ia64_dfa_new_cycle): Use unknown_for_bundling_p.
1616 (issue_nops_and_insn): Likewise.
1617 (bundling): Likewise.
1618 (final_emit_insn_group_barriers): Likewise.
1619 * config/ia64/ia64-protos.h (output_probe_stack_range): Declare.
1620 * config/ia64/hpux.h (STACK_CHECK_STATIC_BUILTIN): Define.
1621 (STACK_CHECK_PROTECT): Likewise.
1622 * config/ia64/linux.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
1624 2012-05-10 Jan Hubicka <jh@suse.cz>
1626 * ipa-inline.c (update_all_callee_keys): Remove.
1627 (inline_small_functions): Simplify priority updating.
1629 2012-05-10 Jan Hubicka <jh@suse.cz>
1631 * ipa.c (symtab_remove_unreachable_nodes): Fix marking of clones.
1633 2012-05-10 Jan Hubicka <jh@suse.cz>
1635 * cgraph.h (cgraph_remove_unreachable_nodes): Rename to ...
1636 (symtab_remove_unreachable_nodes): ... this one.
1637 * ipa-cp.c (ipcp_driver): Do not remove unreachable nodes.
1638 * cgraphunit.c (ipa_passes): Update.
1639 * cgraphclones.c (cgraph_materialize_all_clones): Update.
1640 * cgraph.c (cgraph_release_function_body): Only turn initial
1641 into error mark when initial was previously set.
1642 * ipa-inline.c (ipa_inline): Update.
1643 * ipa.c: Include ipa-inline.h
1644 (enqueue_cgraph_node, enqueue_varpool_node): Remove.
1645 (enqueue_node): New function.
1646 (process_references): Update.
1647 (symtab_remove_unreachable_nodes): Cleanup.
1648 * passes.c (execute_todo, execute_one_pass): Update.
1650 2012-05-10 Vladimir Makarov <vmakarov@redhat.com>
1652 PR rtl-optimization/53125
1653 * ira.c (ira): Call find_moveable_pseudos and
1654 move_unallocated_pseudos if only ira_conflicts_p is true.
1656 2012-05-10 Uros Bizjak <ubizjak@gmail.com>
1658 * config/i386/i386.md (*movoi_internal_avx): Handle
1659 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL and TARGET_SSE_TYPELESS_STORES.
1660 (*movti_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
1661 (*movti_internal_sse): Ditto.
1662 (*movtf_internal): Ditto.
1663 * config/i386/sse.md (ssePSmode): New mode attribute.
1664 (*move<mode>_internal): Use ssePSmode.
1665 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Ditto.
1666 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
1667 * config/i386/i386.c (standard_sse_constant_opcode): Do not handle
1668 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL here.
1670 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
1672 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
1673 DECL_ORIGINAL_TYPE if it is present.
1675 2012-05-10 Nick Clifton <nickc@redhat.com>
1678 * config/m32c/bitops.md (bset_qi): Change operand 2 from having
1679 a "0" constraint to being a (match_dup 0).
1681 2012-05-10 Richard Guenther <rguenther@suse.de>
1683 * stor-layout.c (byte_from_pos): Amend comment.
1685 2012-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1687 * doc/extend.texi (X86 Built-in Functions, __builtin_cpu_init):
1688 Document requirement to call in constructors.
1690 * config/i386/i386.c: Update comments for i386-cpuinfo.c name change.
1692 2012-05-10 Richard Guenther <rguenther@suse.de>
1694 * tree.h (TYPE_IS_SIZETYPE): Remove.
1695 * fold-const.c (int_const_binop_1): Remove TYPE_IS_SIZETYPE use.
1696 (extract_muldiv_1): Likewise.
1697 * gimple.c (gtc_visit): Likewise.
1698 (gimple_types_compatible_p): Likewise.
1699 (iterative_hash_canonical_type): Likewise.
1700 (gimple_canonical_types_compatible_p): Likewise.
1701 * gimplify.c (gimplify_one_sizepos): Likewise.
1702 * print-tree.c (print_node): Likewise.
1703 * stor-layout.c (initialize_sizetypes): Do not set TYPE_IS_SIZETYPE.
1705 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
1708 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
1709 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
1710 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
1711 instead of xop_mulv2div2di3_low.
1712 (xop_p<macs>dql): Fix vec_select selector.
1713 (xop_p<macs>dqh): Ditto.
1714 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
1715 (xop_mulv2div2di3_high): Ditto.
1717 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1720 * diagnostic.h (diagnostic_context): Add last_location.
1721 * diagnostic.c (diagnostic_initialize): Initialize it.
1722 (diagnostic_show_locus): Use it.
1724 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1726 * doc/extend.texi (Function Attributes): Point xref to section
1729 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
1731 * config/i386/i386.c (*movdf_internal_rex64): Remove
1732 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
1733 Calculate "mode" attribute according to
1734 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
1735 (*movdf_internal): Ditto.
1737 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
1740 * config/i386/i386.c (ix86_expand_vector_move_misalign): Do not handle
1741 128 bit vectors specially for TARGET_AVX. Emit sse2_movupd and
1742 sse_movupd RTXes for TARGET_AVX, TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
1743 or when optimizing for size.
1744 * config/i386/sse.md (*mov<mode>_internal): Remove
1745 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
1746 Calculate "mode" attribute according to optimize_function_for_size_p
1747 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
1748 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Choose asm template
1749 depending on the mode of the instruction. Calculate "mode" attribute
1750 according to optimize_function_for_size_p, TARGET_SSE_TYPELESS_STORES
1751 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flags.
1752 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
1754 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
1757 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
1758 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
1759 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
1760 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
1761 (expand_prologue): Move initialization of cfun->machine->is_naked,
1762 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
1763 (avr_set_current_function): ...this new static function.
1764 (TARGET_SET_CURRENT_FUNCTION): New define.
1765 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
1766 checking attributes of current_function_decl.
1767 (avr_regs_to_save): Ditto.
1768 (signal_function_p): Rename to avr_signal_function_p.
1769 (interrupt_function_p): Rename to avr_interrupt_function_p.
1771 * doc/extend.texi (Function Attributes): Better explanation of
1772 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
1775 2012-05-09 Michael Matz <matz@suse.de>
1777 PR tree-optimization/53185
1778 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Disable
1779 peeling when we see strided loads.
1781 2012-05-09 Matthias Klose <doko@ubuntu.com>
1783 * gcc-ar.c (main): Don't check for execute bits for the plugin.
1785 2012-05-09 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1787 * tree-ssa-loop-ivopts.c (add_autoinc_candidates, get_address_cost):
1788 Replace use of HAVE_{POST/PRE}_{INCREMENT/DECREMENT} with
1789 USE_{LOAD/STORE}_{PRE/POST}_{INCREMENT/DECREMENT} appropriately.
1790 * config/arm/arm.h (ARM_AUTOINC_VALID_FOR_MODE_P): New.
1791 (USE_LOAD_POST_INCREMENT): Define.
1792 (USE_LOAD_PRE_INCREMENT): Define.
1793 (USE_LOAD_POST_DECREMENT): Define.
1794 (USE_LOAD_PRE_DECREMENT): Define.
1795 (USE_STORE_PRE_DECREMENT): Define.
1796 (USE_STORE_PRE_INCREMENT): Define.
1797 (USE_STORE_POST_DECREMENT): Define.
1798 (USE_STORE_POST_INCREMENT): Define.
1799 (arm_auto_incmodes): Add enumeration.
1800 * config/arm/arm-protos.h (arm_autoinc_modes_ok_p): Declare.
1801 * config/arm/arm.c (arm_autoinc_modes_ok_p): Define.
1803 2012-05-09 Jakub Jelinek <jakub@redhat.com>
1805 PR tree-optimization/53226
1806 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Remove
1807 prev and prev_initialized vars, gimple_set_plf (stmt, GF_PLF_1, false)
1808 before processing it and gimple_set_plf (stmt, GF_PLF_1, true) if it
1809 doesn't need to be revisited, look for earliest stmt with
1810 !gimple_plf (stmt, GF_PLF_1) if something changed.
1812 2012-05-09 Terry Guo <terry.guo@arm.com>
1814 * genmultilib: Update copyright dates.
1815 * doc/fragments.texi: Ditto.
1817 2012-05-09 Terry Guo <terry.guo@arm.com>
1819 * Makefile.in (s-mlib): Add new argument MULTILIB_REQUIRED.
1820 * genmultilib (MULTILIB_REQUIRED): New.
1821 * doc/fragments.texi: Document the MULTILIB_REQUIRED.
1823 2012-05-09 Richard Guenther <rguenther@suse.de>
1825 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
1826 (vect_do_peeling_for_loop_bound): Likewise.
1827 (vect_do_peeling_for_alignment): Likewise.
1828 * tree-vect-loop-manip.c (conservative_cost_threshold): Remove.
1829 (vect_do_peeling_for_loop_bound): Get check_profitability and
1830 threshold as parameters.
1831 (vect_do_peeling_for_alignment): Likewise.
1832 (vect_loop_versioning): Likewise.
1833 * tree-vect-loop.c (vect_transform_loop): Compute check_profitability
1834 and threshold here. Control where to put the check here.
1836 2012-05-09 Richard Sandiford <rdsandiford@googlemail.com>
1839 * dwarf2out.h (get_address_mode): Move declaration to...
1841 * dwarf2out.c (get_address_mode): Move definition to...
1842 * rtlanal.c: ...here.
1843 * var-tracking.c (get_address_mode): Delete.
1844 * combine.c (find_split_point): Use get_address_mode instead of
1845 targetm.addr_space.address_mode.
1846 * cselib.c (cselib_record_sets): Likewise.
1847 * dse.c (canon_address, record_store): Likewise.
1848 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
1849 * expr.c (move_by_pieces, emit_block_move_via_loop, store_by_pieces)
1850 (store_by_pieces_1, expand_assignment, store_expr, store_constructor)
1851 (expand_expr_real_1): Likewise.
1852 * ifcvt.c (noce_try_cmove_arith): Likewise.
1853 * optabs.c (maybe_legitimize_operand_same_code): Likewise.
1854 * reload.c (find_reloads): Likewise.
1855 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
1856 * sel-sched-dump.c (debug_mem_addr_value): Likewise.
1858 2012-05-09 Maciej W. Rozycki <macro@codesourcery.com>
1860 * config/mips/mips.c (mips16_gp_pseudo_reg): Remove line
1861 information from the instruction produced.
1863 2012-05-09 Richard Guenther <rguenther@suse.de>
1865 * stor-layout.c (bit_from_pos): Document.
1866 (byte_from_pos): Likewise. Optimize.
1867 (pos_from_bit): Likewise.
1868 (normalize_offset): Use pos_from_bit instead of replicating it.
1870 2012-05-09 Alan Modra <amodra@gmail.com>
1873 * config/rs6000/rs6000.c (gen_frame_set): New function.
1874 (gen_frame_load, gen_frame_store): New functions.
1875 (rs6000_savres_rtx): Use the above.
1876 (rs6000_emit_epilogue, rs6000_emit_prologue): Here too.
1877 Correct mode used for CR2 in save/restore_world patterns.
1878 Don't emit instructions for eh_return frame unwind reg info.
1880 2012-05-08 Jan Hubicka <jh@suse.cz>
1882 * cgraphbuild.c (build_cgraph_edges): Do not finalize vars
1884 * cgraph.h (varpool_can_remove_if_no_refs): Vars with VALUE_EXPR
1886 * toplev.c (wrapup_global_declaration_2): Vars with VALUE_EXPR
1888 (compile_file): Do not output variables.
1889 * cgraphbuild.c (varpool_finalize_decl): When var is finalized late,
1891 * langhooks.c: Include timevar.h
1892 (write_global_declarations): Finalize compilation unit after wrapup;
1893 set timevars correctly.
1894 * passes.c (rest_of_decl_compilation): Decls with VALUE_EXPR needs
1895 not to be added to varpool.
1896 * varpool.c (varpool_assemble_decl): Sanity check that we are called
1897 only on cases where it makes sense; skip constant pool and value expr
1900 2012-05-08 David S. Miller <davem@davemloft.net>
1902 * config/sparc/linux.h (LINK_SPEC): Don't pass "-Y" option.
1903 * config/sparc/linux64.h (LINK_ARCH32_SPEC): Likewise.
1904 * config/sparc/linux64.h (LINK_ARCH64_SPEC): Likewise.
1906 2012-05-08 Richard Sandiford <rdsandiford@googlemail.com>
1908 PR rtl-optimization/53278
1909 * lower-subreg.c (decompose_multiword_subregs): Remove left-over
1910 speed_p code from earlier patch.
1912 2012-05-08 Oleg Endo <olegendo@gcc.gnu.org>
1915 * config/sh/sh.md (*branch_true, *branch_false): New insns.
1917 2012-05-08 Teresa Johnson <tejohnson@google.com>
1919 * gcov-io.h (__gcov_reset, __gcov_dump): Declare.
1920 * doc/gcov.texi: Add note on using __gcov_reset and __gcov_dump.
1922 2012-05-08 Jan Hubicka <jh@suse.cz>
1924 * cgraph.c (cgraph_call_edge_duplication_hooks): Export.
1925 (cgraph_create_node_1): Rename to ...
1926 (cgraph_create_empty_node): ... this one; export.
1927 (cgraph_create_node): Update.
1928 (cgraph_set_call_stmt_including_clones): Move to cgraphclones.c
1929 (cgraph_create_edge_including_clones): Likewise.
1930 (cgraph_find_replacement_node): Likewise.
1931 (cgraph_clone_edge): Likewise.
1932 (cgraph_clone_node): Likewise.
1933 (clone_function_name): Likewise.
1934 (cgraph_create_virtual_clone): Likewise.
1935 (cgraph_remove_node_and_inline_clones): Likewise.
1936 (cgraph_redirect_edge_call_stmt_to_callee): Move here from cgraphunit.c
1937 * cgraph.h: Reorder declarations so they match file of origin.
1938 (cgraph_create_empty_node): Declare.
1939 * cgraphunit.c (update_call_expr): Move to cgraphclones.c
1940 (cgraph_copy_node_for_versioning): Likewise.
1941 (cgraph_function_versioning): Likewise.
1942 (cgraph_materialize_clone): Likewise.
1943 (cgraph_redirect_edge_call_stmt_to_callee): Likewise.
1944 (cgraph_materialize_all_clones): Likewise.
1945 * cgraphclones.c: New file.
1946 * Makefile.in: Update for cgraphclones.
1948 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
1951 * config/i386/i386.c (ix86_set_reg_reg_cost): New function.
1952 (ix86_rtx_costs): Handle SET.
1954 2012-05-08 Michael Matz <matz@suse.de>
1956 * basic-block.h (struct rtl_bb_info): Remove visited member and
1957 move head_ member to ...
1958 (struct basic_block_def.basic_block_il_dependent): ... the new
1959 member x, replacing but containing old member rtl.
1960 (enum bb_flags): New BB_VISITED flag.
1961 (BB_HEADER, BB_FOOTER): New macros.
1963 * jump.c (mark_all_labels): Adjust.
1964 * cfgcleanup.c (try_optimize_cfg): Adjust.
1965 * cfglayout.c (record_effective_endpoints): Adjust.
1966 (relink_block_chain): Ditto (and don't fiddle with visited).
1967 (fixup_reorder_chain): Adjust.
1968 (fixup_fallthru_exit_predecessor): Ditto.
1969 (cfg_layout_duplicate_bb): Ditto.
1970 * combine.c (update_cfg_for_uncondjump): Adjust.
1971 * bb-reorder.c (struct bbro_basic_block_data_def): Add visited member.
1972 (bb_visited_trace): New accessor.
1973 (mark_bb_visited): Move in front.
1974 (rotate_loop): Use bb_visited_trace.
1975 (find_traces_1_round): Ditto.
1976 (emit_barrier_after): Ditto.
1977 (copy_bb): Ditto, and initialize visited on resize.
1978 (reorder_basic_blocks): Initize visited member.
1979 (duplicate_computed_gotos): Clear bb flags at start, use
1982 * cfgrtl.c (try_redirect_by_replacing_jump): Adjust.
1983 (rtl_verify_flow_info_1): Ditto.
1984 (cfg_layout_split_block): Ditto.
1985 (cfg_layout_delete_block): Ditto.
1986 (cfg_layout_merge_blocks): Ditto.
1987 (init_rtl_bb_info): Adjust and initialize il.x.head_ member.
1989 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
1992 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
1993 when a constant source operand matches an "I" constraint, the "no
1994 CC0 change" applies to a register-destination only, not a
1995 strict_low_part-destination.
1997 2012-05-08 Richard Guenther <rguenther@suse.de>
1999 * fold-const.c (fold_binary_loc): Fold (X * CST1) & CST2
2000 to zero or to (X * CST1) & CST2' when CST1 has trailing zeros.
2002 2012-05-08 Georg-Johann Lay <avr@gjlay.de>
2004 * Makefile.in (TEXI_GCC_FILES): Add avr-mmcu.texi.
2006 * doc/avr-mmcu.texi: New auto-generated file.
2007 * doc/invoke.texi (AVR Options): Include avr-mmcu.texi in order
2008 to document all valid -mmcu= arguments.
2010 * config/avr/avr.h (arch_info_s): New struct definition.
2011 * config/avr/avr-devices.c (avr_texinfo): New variable.
2012 * config/avr/gen-avr-mmcu-texi.c: New file.
2013 * config/avr/t-avr: New rules and dependencies to build avr-mmcu.texi.
2015 2012-05-08 Dehao Chen <dehao@google.com>
2017 * predict.c (find_qualified_ssa_name): New.
2018 (find_ssa_name_in_expr): New.
2019 (find_ssa_name_in_assign_stmt): New.
2020 (is_comparison_with_loop_invariant_p): New.
2021 (is_bound_expr_similar): New.
2022 (predict_iv_comparison): New.
2023 (predict_loops): Add heuristic for loop-nested branches that compare an
2024 induction variable to a loop bound variable.
2025 * predict.def (PRED_LOOP_IV_COMPARE): New macro.
2027 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
2029 * config/i386/i386.c (has_dispatch): Use TARGET_BDVER1 and
2030 TARGET_BDVER2 defines where appropriate.
2032 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
2034 * configure.ac (PLUGIN_LD): Rename into...
2035 (PLUGIN_LD_SUFFIX): ...this and strip the target_alias triplet.
2036 * config.in: Regenerate.
2037 * configure: Likewise.
2038 * collect2.c (main): Set plugin_ld_suffix to PLUGIN_LD_SUFFIX.
2040 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
2042 * tree-dfa.c (get_ref_base_and_extent) <ARRAY_REF>: Do the offset
2043 computation using the precision of the index type.
2044 * gimple-fold.c (fold_const_aggregate_ref_1) <ARRAY_REF>: Likewise.
2045 (fold_array_ctor_reference): Do index computations in the index type.
2047 2012-05-07 Georg-Johann Lay <avr@gjlay.de>
2049 * config/avr/avr.c (avr_prologue_setup_frame): Fix mode passed
2050 down to plus_constant.
2051 (expand_epilogue): Ditto.
2053 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
2055 * postreload.c (reload_cse_regs): Make static.
2056 * reload.h (reload_cse_regs): Remove prototype.
2058 2012-05-07 Richard Henderson <rth@redhat.com>
2060 * config/alpha/alpha.md (clear_cache): New pattern.
2062 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
2065 * gimplify.c (preprocess_case_label_vec_for_gimple): If low or high
2066 is folded to a type boundary value, verify that the resulting case
2067 label is still a care range.
2069 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
2071 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf
2072 only for TARGET_GENERIC, when not optimizing for size.
2073 (*ffs<mode>_1): Ditto.
2075 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
2077 * tree-cfg.c (verify_gimple_switch): Tighten checks.
2079 2012-05-07 Jakub Jelinek <jakub@redhat.com>
2081 PR tree-optimization/53239
2082 * tree-vrp.c (get_value_range): Set VR of SSA_NAME_IS_DEFAULT_DEF
2083 of DECL_BY_REFERENCE RESULT_DECL to nonnull.
2085 2012-05-07 Richard Guenther <rguenther@suse.de>
2087 PR tree-optimization/53195
2088 * tree-inline.c (setup_one_parameter): Properly add referenced
2089 vars from the parameters new known value.
2091 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
2093 * config/m68k/m68k.c (m68k_sched_branch_type): Remove.
2094 (sched_branch_type): Remove.
2095 (m68k_sched_md_init_global): Don't allocate it.
2096 (m68k_sched_md_finish_global): Don't free it.
2097 * config/m68k/m68k.h (m68k_sched_branch_type): Remove prototype.
2098 * config/m68k/m68k.md: Set the type of insns using
2099 m68k_sched_branch_type to bcc directly.
2101 2012-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2103 * config/sol2.c (solaris_override_options): New function.
2104 * config/sol2-protos.h (solaris_override_options): Declare.
2105 * config/sol2.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
2107 2012-05-07 Richard Guenther <rguenther@suse.de>
2109 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Return
2110 whether we failed to compute data dependences.
2111 (loop_prefetch_arrays): Fail if we failed.
2113 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
2114 Paolo Bonzini <bonzini@gnu.org>
2116 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf even for !TARGET_BMI.
2117 Emit bsf when optimizing for size.
2118 (*ffs<mode>_1): Ditto.
2120 2012-05-07 Oleg Endo <olegendo@gcc.gnu.org>
2123 * config/sh/sh.c (sh_rtx_costs): Handle SET.
2125 2012-05-06 Uros Bizjak <ubizjak@gmail.com>
2128 * config/i386/i386.md (swap<mode>): Rename from *swap<mode>.
2129 (bswapdi2): Split from bswap<mode>2. Use nonnimediate_operand
2130 predicate for operand 1. Force operand 1 to register for TARGET_BSWAP.
2132 (*bswapdi2_doubleword): New insn pattern.
2133 (*bswap<mode>2): Rename from *bswap<mode>2_1.
2135 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
2137 * config/mips/mips.c (mips_set_reg_reg_piece_cost): New function.
2138 (mips_set_reg_reg_cost): Likewise.
2139 (mips_rtx_costs): Handle SET.
2141 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
2143 * lower-subreg.c (shift_cost): Use set_src_cost, avoiding the SET.
2144 (compute_costs): Likewise for the zero extension. Use set_rtx_cost
2145 to compute the cost of moves. Set the mode of the target register.
2147 2012-05-05 Richard Sandiford <rdsandiford@googlemail.com>
2149 * rtl.h (plus_constant, plus_constant_mode): Merge into a single
2150 plus_constant function.
2151 * explow.c (plus_constant, plus_constant_mode): Likewise. Assert
2152 that the mode is sensible.
2153 (use_anchored_address, round_push, allocate_dynamic_stack_space)
2154 (probe_stack_range, anti_adjust_stack_and_probe): Update calls to
2157 * alias.c (canon_rtx): Likewise.
2158 (init_alias_analysis): Likewise.
2159 * builtins.c (expand_builtin_return_addr)
2160 (expand_builtin_setjmp_setup, expand_builtin_longjmp)
2161 (expand_builtin_nonlocal_goto, expand_builtin_update_setjmp_buf)
2162 (expand_builtin_apply_args_1, expand_builtin_apply, expand_movstr)
2163 (expand_builtin_stpcpy): Likewise.
2164 * calls.c (save_fixed_argument_area, restore_fixed_argument_area)
2165 (compute_argument_addresses, internal_arg_pointer_based_exp)
2166 (expand_call, emit_library_call_value_1): Likewise.
2167 * cfgexpand.c (expand_one_stack_var_at, expand_debug_expr): Likewise.
2168 * combine-stack-adj.c (try_apply_stack_adjustment): Likewise.
2169 * combine.c (combine_simplify_rtx, force_to_mode): Likewise.
2170 * cse.c (insert_const_anchor, find_reg_offset_for_const)
2171 (use_related_value, fold_rtx): Likewise.
2172 * cselib.c (cselib_subst_to_values): Likewise.
2173 * dse.c (record_store, check_mem_read_rtx): Likewise.
2174 * dwarf2out.c (rtl_for_decl_location, gen_variable_die): Likewise.
2175 * emit-rtl.c (adjust_address_1): Likewise.
2176 * except.c (sjlj_emit_function_enter)
2177 (expand_builtin_extract_return_addr)
2178 (expand_builtin_frob_return_addr): Likewise.
2179 * expmed.c (expand_divmod): Likewise.
2180 * expr.c (move_by_pieces, store_by_pieces, store_by_pieces_1)
2181 (emit_move_resolve_push, push_block, emit_push_insn, store_expr)
2182 (expand_expr_addr_expr_1, expand_expr_real_1): Likewise.
2183 * function.c (assign_stack_local_1)
2184 (instantiate_virtual_regs_in_rtx): Likewise.
2185 * optabs.c (prepare_cmp_insn): Likewise.
2186 * recog.c (offsettable_address_addr_space_p): Likewise.
2187 * reload.c (find_reloads_address, form_sum)
2188 (find_reloads_subreg_address): Likewise.
2189 * reload1.c (init_reload, eliminate_regs_1)
2190 (eliminate_regs_in_insn): Likewise.
2191 * simplify-rtx.c (simplify_unary_operation_1)
2192 (simplify_binary_operation_1, simplify_plus_minus): Likewise.
2193 * var-tracking.c (compute_cfa_pointer, prepare_call_arguments)
2194 (vt_add_function_parameter): Likewise.
2196 * config/alpha/alpha.h (EH_RETURN_HANDLER_RTX): Likewise.
2197 * config/alpha/vms.h (EH_RETURN_HANDLER_RTX): Likewise.
2198 * config/alpha/alpha.c (alpha_legitimize_address_1)
2199 (get_unaligned_address, alpha_expand_unaligned_load)
2200 (alpha_expand_unaligned_store, alpha_expand_unaligned_load_words)
2201 (alpha_expand_unaligned_store_words, alpha_expand_block_clear)
2202 (alpha_expand_builtin_establish_vms_condition_handler)
2203 (alpha_setup_incoming_varargs, emit_frame_store_1)
2204 (alpha_expand_prologue, alpha_expand_epilogue)
2205 (alpha_use_linkage): Likewise.
2206 * config/alpha/alpha.md: Likewise.
2208 * config/arm/arm.c (arm_trampoline_init, legitimize_pic_address)
2209 (arm_load_pic_register, arm_pic_static_addr, arm_legitimize_address)
2210 (thumb_legitimize_address, arm_gen_load_multiple_1)
2211 (arm_gen_store_multiple_1, arm_gen_multiple_op, gen_ldm_seq)
2212 (gen_stm_seq, gen_const_stm_seq, arm_block_move_unaligned_straight)
2213 (arm_block_move_unaligned_loop, arm_gen_movmemqi, arm_reload_in_hi)
2214 (arm_reload_out_hi, arm_reorg, vfp_emit_fstmd, emit_multi_reg_push)
2215 (emit_sfm, thumb_set_frame_pointer, arm_expand_prologue)
2216 (thumb1_emit_multi_reg_push, thumb1_expand_prologue)
2217 (thumb_expand_movmemqi, arm_set_return_address)
2218 (thumb_set_return_address): Likewise.
2219 * config/arm/arm.md: Likewise.
2221 * config/avr/avr.c (avr_incoming_return_addr_rtx)
2222 (avr_prologue_setup_frame, expand_epilogue)
2223 (avr_const_address_lo16): Likewise.
2225 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Likewise.
2226 * config/bfin/bfin.c (setup_incoming_varargs, bfin_load_pic_reg)
2227 (bfin_expand_prologue, bfin_trampoline_init, bfin_expand_call)
2228 (bfin_output_mi_thunk): Likewise.
2230 * config/c6x/c6x.c (c6x_initialize_trampoline)
2231 (c6x_output_mi_thunk): Likewise.
2233 * config/cr16/cr16.h (EH_RETURN_HANDLER_RTX): Likewise.
2234 * config/cr16/cr16.c (cr16_create_dwarf_for_multi_push): Likewise.
2236 * config/cris/cris.c (cris_return_addr_rtx, cris_split_movdx)
2237 (cris_expand_prologue, cris_expand_epilogue, cris_gen_movem_load)
2238 (cris_emit_movem_store, cris_trampoline_init): Likewise.
2239 * config/cris/cris.md: Likewise.
2241 * config/darwin.c (machopic_indirect_data_reference)
2242 (machopic_legitimize_pic_address): Likewise.
2244 * config/epiphany/epiphany.c (epiphany_emit_save_restore)
2245 (epiphany_expand_prologue, epiphany_expand_epilogue)
2246 (epiphany_trampoline_init): Likewise.
2247 * config/epiphany/epiphany.md: Likewise.
2249 * config/fr30/fr30.c (fr30_move_double): Likewise.
2251 * config/frv/frv.c (frv_dwarf_store, frv_expand_prologue)
2252 (frv_expand_block_move, frv_expand_block_clear, frv_return_addr_rtx)
2253 (frv_index_memory, unspec_got_name, frv_find_base_term)
2254 (frv_output_dwarf_dtprel): Likewise.
2256 * config/h8300/h8300.c (h8300_push_pop, h8300_return_addr_rtx)
2257 (h8300_swap_into_er6, h8300_swap_out_of_er6): Likewise.
2259 * config/i386/i386.h (RETURN_ADDR_RTX): Likewise.
2260 * config/i386/i386.c (setup_incoming_varargs_64)
2261 (setup_incoming_varargs_ms_64, choose_baseaddr)
2262 (ix86_emit_save_reg_using_mov, ix86_adjust_stack_and_probe)
2263 (ix86_emit_probe_stack_range, ix86_expand_prologue)
2264 (ix86_emit_restore_reg_using_pop, ix86_emit_leave)
2265 (ix86_expand_epilogue, legitimize_pic_address, ix86_legitimize_address)
2266 (ix86_split_long_move, ix86_expand_movmem, ix86_expand_setmem)
2267 (ix86_static_chain, ix86_trampoline_init, x86_this_parameter)
2268 (x86_output_mi_thunk): Likewise.
2269 * config/i386/i386.md: Likewise.
2271 * config/ia64/ia64.c (ia64_expand_load_address)
2272 (ia64_expand_tls_address, ia64_expand_move, ia64_split_tmode)
2273 (do_spill, ia64_trampoline_init): Likewise.
2275 * config/iq2000/iq2000.c (iq2000_va_start)
2276 (iq2000_emit_frame_related_store, iq2000_expand_prologue)
2277 (iq2000_expand_eh_return, iq2000_setup_incoming_varargs)
2278 (iq2000_print_operand, iq2000_legitimize_address): Likewise.
2280 * config/lm32/lm32.c (lm32_setup_incoming_varargs): Likewise.
2282 * config/m32c/m32c.c (m32c_return_addr_rtx)
2283 (m32c_expand_insv): Likewise.
2285 * config/m32r/m32r.c (m32r_setup_incoming_varargs)
2286 (m32r_legitimize_pic_address, m32r_print_operand)
2287 (m32r_print_operand_address): Likewise.
2289 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Likewise.
2290 * config/m68k/m68k.h (RETURN_ADDR_RTX): Likewise.
2291 (EH_RETURN_HANDLER_RTX): Likewise.
2292 * config/m68k/m68k.c (m68k_emit_movem, m68k_expand_prologue)
2293 (m68k_expand_epilogue, legitimize_pic_address)
2294 (m68k_output_mi_thunk): Likewise.
2295 * config/m68k/m68k.md: Likewise.
2297 * config/mcore/mcore.c (mcore_expand_prolog): Likewise.
2298 (mcore_expand_epilog): Likewise.
2299 * config/mcore/mcore.md: Likewise.
2301 * config/mep/mep.c (mep_allocate_initial_value)
2302 (mep_expand_prologue, mep_expand_epilogue): Likewise.
2304 * config/microblaze/microblaze.c (double_memory_operand)
2305 (microblaze_block_move_loop): Likewise.
2307 * config/mips/mips.c (mips_strip_unspec_address, mips_add_offset)
2308 (mips_setup_incoming_varargs, mips_va_start, mips_block_move_loop)
2309 (mips_print_operand, mips16e_save_restore_reg, mips_save_restore_reg)
2310 (mips_expand_prologue, mips_epilogue_set_cfa)
2311 (mips_expand_epilogue): Likewise.
2312 * config/mips/mips.md: Likewise.
2314 * config/mmix/mmix.c (mmix_dynamic_chain_address, mmix_return_addr_rtx)
2315 (mmix_expand_prologue, mmix_expand_epilogue): Likewise.
2317 * config/mn10300/mn10300.c (mn10300_gen_multiple_store)
2318 (mn10300_builtin_saveregs, mn10300_trampoline_init): Likewise.
2320 * config/moxie/moxie.h (INCOMING_RETURN_ADDR_RTX): Likewise.
2321 (EH_RETURN_HANDLER_RTX): Likewise.
2322 * config/moxie/moxie.c (moxie_static_chain): Likewise.
2324 * config/pa/pa.c (legitimize_pic_address, hppa_legitimize_address)
2325 (store_reg, set_reg_plus_d, pa_expand_prologue, load_reg)
2326 (pa_return_addr_rtx, hppa_builtin_saveregs)
2327 (pa_trampoline_init): Likewise.
2328 * config/pa/pa.md: Likewise.
2330 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
2332 * config/picochip/picochip.c (picochip_static_chain): Likewise.
2334 * config/rs6000/rs6000.h (RS6000_SAVE_TOC): Likewise.
2335 * config/rs6000/rs6000.c (rs6000_legitimize_address)
2336 (setup_incoming_varargs, print_operand, rs6000_return_addr)
2337 (rs6000_emit_eh_reg_restore, rs6000_emit_probe_stack_range)
2338 (rs6000_emit_epilogue)
2339 (rs6000_machopic_legitimize_pic_address): Likewise.
2341 * config/rx/rx.c (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
2343 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Likewise.
2344 (DYNAMIC_CHAIN_ADDRESS): Likewise.
2345 * config/s390/s390.c (s390_decompose_address, legitimize_pic_address)
2346 (s390_delegitimize_address, print_operand, annotate_constant_pool_refs)
2347 (replace_constant_pool_ref, s390_return_addr_rtx, s390_back_chain_rtx)
2348 (save_fpr, restore_fpr, save_gprs, restore_gprs, s390_emit_prologue)
2349 (s390_emit_epilogue, s390_function_profiler): Likewise.
2350 * config/s390/s390.md: Likewise.
2352 * config/score/score.c (score_add_offset, score_prologue): Likewise.
2354 * config/sh/sh.c (expand_block_move, push_regs, sh_builtin_saveregs)
2355 (sh_output_mi_thunk): Likewise.
2356 * config/sh/sh.md: Likewise.
2358 * config/sparc/sparc.h (DYNAMIC_CHAIN_ADDRESS, FRAME_ADDR_RTX)
2359 (RETURN_ADDR_RTX, INCOMING_RETURN_ADDR_RTX): Likewise.
2360 * config/sparc/sparc.c (sparc_legitimize_pic_address)
2361 (sparc_emit_probe_stack_range, emit_save_or_restore_regs)
2362 (emit_window_save, sparc_flat_expand_prologue, sparc_struct_value_rtx)
2363 (emit_and_preserve): Likewise.
2364 * config/sparc/sparc.md: Likewise.
2366 * config/spu/spu.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
2367 * config/spu/spu.c (spu_expand_insv, spu_machine_dependent_reorg)
2368 (spu_setup_incoming_varargs, ea_load_store_inline)
2369 (spu_expand_load): Likewise.
2371 * config/stormy16/stormy16.c (xstormy16_expand_prologue)
2372 (combine_bnp): Likewise.
2374 * config/tilegx/tilegx.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
2375 * config/tilegx/tilegx.c (tilegx_setup_incoming_varargs)
2376 (tilegx_expand_unaligned_load, tilegx_trampoline_init): Likewise.
2378 * config/tilepro/tilepro.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
2379 * config/tilepro/tilepro.c (tilepro_setup_incoming_varargs)
2380 (tilepro_expand_unaligned_load, tilepro_trampoline_init): Likewise.
2382 * config/v850/v850.c (expand_prologue, expand_epilogue): Likewise.
2383 * config/v850/v850.md: Likewise.
2385 * config/vax/elf.h (EH_RETURN_STACKADJ_RTX): Likewise.
2386 (EH_RETURN_HANDLER_RTX): Likewise.
2387 * config/vax/vax.h (DYNAMIC_CHAIN_ADDRESS, RETURN_ADDR_RTX): Likewise.
2388 * config/vax/vax.c (vax_add_reg_cfa_offset, vax_expand_prologue)
2389 (print_operand_address, vax_trampoline_init): Likewise.
2391 * config/xtensa/xtensa.c (xtensa_expand_prologue, xtensa_return_addr)
2392 (xtensa_function_value_regno_p): Likewise.
2394 2012-05-04 Andrew Pinski <apinski@cavium.com>
2396 * expr.c (get_def_for_expr_class): New function.
2397 (convert_tree_comp_to_rtx): New function.
2398 (expand_cond_expr_using_cmove): New function.
2399 (expand_expr_real_2 <case COND_EXPR>): Call
2400 expand_cond_expr_using_cmove first and return if it succeeds.
2401 Remove the check for HAVE_conditional_move since we should have
2402 already converted it to a conditional move.
2403 * config/i386/i386.c (ix86_expand_int_movcc): Disallow comparison
2404 modes of DImode for 32bits and TImode.
2406 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
2409 * read-md.c (fprint_md_ptr_loc, fprint_c_condition): New functions.
2410 (print_md_ptr_loc, print_c_condition): Use them.
2411 * read-md.h (fprint_md_ptr_loc, fprint_c_condition): New prototypes.
2412 * genattrtab.c (attr_file_name, dfa_file_name, latency_file_name,
2413 attr_file, dfa_file, latency_file): New global variables.
2414 (write_attr_valueq, write_attr_set, write_attr_case, write_attr_value,
2415 write_upcase, write_indent, write_length_unit_log, write_test_expr,
2416 write_attr_get, write_insn_cases, write_eligible_delay,
2417 write_const_num_delay_slots): Accept FILE pointer and toss it around.
2419 (write_header, open_outfile, handle_arg): New funcions.
2420 (make_automaton_attrs): Write prototypes as extern to the output
2422 (main): Use init_rtx_reader_args_cb with handle_arg to take 3 file
2423 names from the command line. Open the output files and write out
2424 internal functions for DFA functions to dfa_file_name, insn latency
2425 functions to latency_file_name, and everything else to attr_file.
2426 * Makefile.in (OBJS): Add insn-dfatab.o and insn-latencytab.o.
2427 (BACKEND): Build libbackend first.
2428 (MOSTLYCLEANFILES): Add insn-dfatab.c and insn-latencytab.c.
2429 (.PRECIOUS): Likewise.
2430 (insn-dfatab.o): New rule.
2431 (insn-latencytab.o): New rule.
2432 (simple_rtl_generated_c): Do not include insn-attrtab.c.
2433 (s-attrtab): New rule.
2435 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
2437 * rtl.def (ATTR_FLAG): Remove probability indicating flags.
2438 * genattr.c (main): Remove ATTR_FLAG_likely, ATTR_FLAG_unlikely,
2439 ATTR_FLAG_very_likely, and ATTR_FLAG_very_unlikely.
2440 * reorg.c (get_jump_flags): Do not set the removed flags.
2442 * doc/md.texi (attr_flag): Update for abovementioned changes.
2444 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
2447 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
2448 (TARGET_CMOV): Rename from TARGET_CMOVE.
2449 (TARGET_CMOVE): New define.
2450 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
2451 Do not set TARGET_CMOVE here.
2453 2012-05-04 Dodji Seketeli <dodji@redhat.com>
2455 Enable -Wunused-local-typedefs when -Wall or -Wunused is on
2456 * opts.c (finish_options): Activate -Wunused-local-typedefs if
2457 -Wunused is activated.
2458 * doc/invoke.texi: Update blurb of -Wunused-local-typedefs.
2460 2012-05-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2462 * config/s390/s390.md (*movmem_short, *clrmem_short)
2463 (*cmpmem_short): Move the mode check from the insn condition to
2466 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
2468 PR tree-optimization/52633
2469 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
2470 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
2471 (vect_recog_over_widening_pattern): Remove handling of code that was
2472 already detected as over-widening pattern. Remove special handling
2473 of "unsigned" cases. Instead, support general case of conversion
2474 of the shift result to another type.
2476 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
2478 * tree-vect-patterns.c (vect_single_imm_use): New function.
2479 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
2480 (vect_recog_over_widening_pattern): Likewise.
2481 (vect_recog_widen_shift_pattern): Likewise.
2483 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
2485 * tree-vect-patterns.c (vect_same_loop_or_bb_p): New function.
2486 (vect_handle_widen_op_by_const): Use it instead of open-coding test.
2487 (vect_recog_widen_mult_pattern): Likewise.
2488 (vect_operation_fits_smaller_type): Likewise.
2489 (vect_recog_over_widening_pattern): Likewise.
2490 (vect_recog_widen_shift_pattern): Add to vect_same_loop_or_bb_p test.
2492 2012-05-04 Richard Guenther <rguenther@suse.de>
2495 * lto-wrapper.c (merge_and_complain): Complain about mismatches
2496 of -freg-struct-return and -fpcc-struct-return.
2497 (run_gcc): Pass through -freg-struct-return and -fpcc-struct-return
2498 from the input file options and ignore those from the link
2501 2012-05-04 Richard Guenther <rguenther@suse.de>
2503 PR tree-optimization/53168
2504 * tree-ssa-pre.c (phi_translate_1): Only handle type-punned
2505 memory reads when the result is a constant we can pun.
2507 2012-05-04 Richard Guenther <rguenther@suse.de>
2509 * common.opt (flto-report): Do not mark as Optimization.
2511 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
2514 * recog.c (constrain_operands): If extra constraints are present, also
2515 accept pseudo-registers with equivalent memory locations during reload.
2517 2012-05-04 Olivier Hainque <hainque@adacore.com>
2519 * collect2.c (may_unlink_output_file): New global.
2520 (maybe_unlink): Honor it.
2521 * collect2.h: Add extern for it.
2522 * tlink.c (do_tlink): Set it to true if the link succeeded.
2524 2012-05-04 Olivier Hainque <hainque@adacore.com>
2526 * gcc.c (eval_spec_function): Finalize/restore the current string
2527 obstack state as part of the context push/pop operations.
2529 2012-05-04 Bin Cheng <bin.cheng@arm.com>
2531 PR rtl-optimization/52804
2532 * reload1.c (reload_reg_reaches_end_p): Check whether successor
2533 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
2534 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
2535 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
2536 RELOAD_FOR_OUTADDR_ADDRESS.
2538 2012-05-04 Manuel López-Ibáñez <manu@gcc.gnu.org>
2541 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Show caret
2542 for macro expansion.
2544 2012-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
2546 * flags.h (flag_permissive): Do not declare.
2547 * diagnostic.c (diagnostic_report_diagnostic): Handle fpermissive
2549 * toplev.c (flag_permissive): Do not define.
2550 * c-tree.h (system_header_p): Delete unused.
2552 2012-05-03 David S. Miller <davem@davemloft.net>
2555 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
2556 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
2557 (sparc_emit_float_lib_cmp): Likewise.
2559 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
2562 * config/rs6000/rs6000.md (bswapdi splitters): If
2563 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
2564 default) is used, generate an alternate sequence that does not
2565 depend on using indexed addressing.
2567 2012-05-03 Jason Merrill <jason@redhat.com>
2569 * gengtype.c (write_types): Fix warning message.
2570 (write_local): Likewise.
2572 2012-05-02 Jason Merrill <jason@redhat.com>
2574 * dwarf2out.c (struct external_ref, build_local_stub): New.
2575 (hash_external_ref, external_ref_eq, lookup_external_ref): New.
2576 (optimize_external_refs, optimize_external_refs_1): New.
2577 (change_AT_die_ref): New.
2578 (clone_as_declaration): Add DW_AT_signature when cloning a declaration.
2579 (build_abbrev_table): Take the external refs hashtable.
2580 (output_comp_unit): Get it from optimize_external_refs and pass it in.
2582 2012-05-03 Jan Hubicka <jh@suse.cz>
2585 * tree-emutls.c (new_emutls_decl): Fix handling of aliases.
2587 2012-05-03 Jan Hubicka <jh@suse.cz>
2590 * ipa.c (cgraph_remove_unreachable_nodes): Fix handling of clones.
2592 2012-05-03 Jason Merrill <jason@redhat.com>
2594 * dwarf2out.c (die_struct): Add comdat_type_p flag. Use it instead of
2595 use_debug_types to discriminate the die_id union.
2596 (print_die, assign_symbol_names, copy_decls_walk): Likewise.
2597 (build_abbrev_table, output_die): Likewise.
2598 (prune_unused_types_walk_attribs): Likewise.
2599 (generate_type_signature, copy_declaration_context): Set it.
2600 (remove_child_or_replace_with_skeleton): Set it.
2601 (dwarf2out_start_source_file, dwarf2out_end_source_file): Don't
2602 check use_debug_types.
2603 (dwarf2out_finish): Do break_out_includes after .debug_types.
2605 2012-05-03 Jason Merrill <jason@redhat.com>
2607 * dwarf2out.c (modified_type_die): Use scope_die_for.
2608 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
2609 (uses_local_type_r, uses_local_type): New.
2610 (scope_die_for): Keep a type that uses a local type in local scope.
2611 Use get_context_die for namespace and type scope.
2613 2012-05-03 Jason Merrill <jason@redhat.com>
2615 * config/i386/i386.c (ix86_code_end): Set DECL_IGNORED_P on the
2617 * dwarf2out.c (output_aranges): Skip DECL_IGNORED_P functions.
2618 (dwarf2out_finish): Likewise.
2620 2012-05-03 Martin Jambor <mjambor@suse.cz>
2622 * builtins.c (get_object_alignment_1): Return whether we can determine
2623 the alignment or conservatively assume byte alignment. Return the
2624 alignment by reference. Use get_pointer_alignment_1 for dereference
2626 (get_pointer_alignment_1): Return whether we can determine the
2627 alignment or conservatively assume byte alignment. Return the
2628 alignment by reference. Use get_ptr_info_alignment to get SSA name
2630 (get_object_alignment): Update call to get_object_alignment_1.
2631 (get_object_or_type_alignment): Likewise, fall back to type alignment
2632 only when it returned false.
2633 (get_pointer_alignment): Update call to get_pointer_alignment_1.
2634 * fold-const.c (get_pointer_modulus_and_residue): Update call to
2635 get_object_alignment_1.
2636 * ipa-prop.c (ipa_modify_call_arguments): Update call to
2637 get_pointer_alignment_1.
2638 * tree-sra.c (build_ref_for_offset): Likewise, fall back to the type
2639 of MEM_REF or TARGET_MEM_REF only when it returns false.
2640 * tree-ssa-ccp.c (get_value_from_alignment): Update call to
2641 get_object_alignment_1.
2642 (ccp_finalize): Use set_ptr_info_alignment.
2643 * tree.h (get_object_alignment_1): Update declaration.
2644 (get_pointer_alignment_1): Likewise.
2645 * gimple-pretty-print.c (dump_gimple_phi): Use get_ptr_info_alignment.
2646 (dump_gimple_stmt): Likewise.
2647 * tree-flow.h (ptr_info_def): Updated comments of fields align and
2649 (get_ptr_info_alignment): Declared.
2650 (mark_ptr_info_alignment_unknown): Likewise.
2651 (set_ptr_info_alignment): Likewise.
2652 (adjust_ptr_info_misalignment): Likewise.
2653 * tree-ssa-address.c (copy_ref_info): Use new access functions to get
2654 and set alignment of SSA names.
2655 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Call
2656 mark_ptr_info_alignment_unknown.
2657 * tree-ssanames.c (get_ptr_info_alignment): New function.
2658 (mark_ptr_info_alignment_unknown): Likewise.
2659 (set_ptr_info_alignment): Likewise.
2660 (adjust_ptr_info_misalignment): Likewise.
2661 (get_ptr_info): Call mark_ptr_info_alignment_unknown.
2662 * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
2664 (bump_vector_ptr): Likewise.
2665 * tree-vect-stmts.c (create_array_ref): Use set_ptr_info_alignment.
2666 (vectorizable_store): Likewise.
2667 (vectorizable_load): Likewise.
2669 2012-05-03 Michael Matz <matz@suse.de>
2671 * basic-block.h (struct rtl_bb_info, struct gimple_bb_info): Move
2672 in front of basic_block_def.
2673 (struct basic_block_def): Make il.gimple the full struct, not a
2675 (__assert_gimple_bb_smaller_rtl_bb): Asserting typedef.
2677 * cfgexpand.c (expand_gimple_basic_block): Clear all il.gimple members.
2678 * gimple-iterator.c (gimple_stmt_iterator): Don't special case
2679 NULL il.gimple, which can't happen anymore.
2680 * gimple.h (bb_seq): il.gimple can't be NULL.
2681 (bb_seq_add): Ditto.
2682 (set_bb_seq): Adjust.
2683 (gsi_start_bb, gsi_last_bb): Tidy.
2684 * lto-streamer-in.c (make_new_block): Don't zero members that
2685 are zeroed already, don't allocate a gimple_bb_info.
2686 * tree-cfg.c (create_bb): Don't allocate a gimple_bb_info.
2687 (remove_bb): Clear all il.gimple members.
2688 (gimple_verify_flow_info): Adjust for flat il.gimple.
2689 * tree-flow-inline.h (phi_nodes, phi_nodes_ptr, set_phi_nodes): Adjust.
2691 * coretypes.h (const_gimple_seq): Remove typedef.
2692 * gimple.h (gimple_seq_first): Take gimple_seq.
2693 (gimple_seq_first_stmt): Ditto.
2694 (gimple_seq_last): Ditto.
2695 (gimple_seq_last_stmt): Ditto.
2696 (gimple_seq_empty_p): Ditto.
2698 2012-05-03 Richard Guenther <rguenther@suse.de>
2700 * tree-ssa-pre.c (valid_in_sets): Remove checking of trapping
2702 (prune_clobbered_mems): Do it here. Do not uselessly sort expressions.
2703 (compute_avail): Do not add possibly trapping operations to
2704 EXP_GEN if they might not be executed in the block.
2706 2012-05-03 Uros Bizjak <ubizjak@gmail.com>
2708 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Remove.
2710 2012-05-03 Steven Bosscher <steven@gcc.gnu.org>
2712 * tree-switch-conversion.c (gen_inbound_check): Free post-dominance
2713 information as early as possible. Update dominance info instead of
2716 2012-05-03 Richard Guenther <rguenther@suse.de>
2718 * tree-ssa-pre.c (debug_bitmap_sets_for): New function.
2719 (union_contains_value): Remove.
2720 (vro_valid_in_sets): Likewise.
2721 (op_valid_in_sets): New function.
2722 (valid_in_sets): Use op_valid_in_sets.
2723 (insert_into_preds_of_block): Move dumping ...
2724 (do_regular_insertion): ... here.
2725 (do_partial_partial_insertion): ... and here. Dump that
2726 we've found a partial partial redundancy.
2727 (insert): Dump the current insert iteration.
2729 2012-05-03 Jakub Jelinek <jakub@redhat.com>
2732 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
2733 append program name to it and pass that as first argument
2734 to make_relative_prefix. Always pass standard_libexec_prefix
2735 as last argument to make_relative_prefix. If
2736 make_relative_prefix returns NULL, fall back to
2737 standard_libexec_prefix.
2740 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
2744 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
2745 mode, return that mode.
2748 * config/i386/i386-c.c (ix86_target_macros_internal): Don't
2749 define __ATOMIC_HLE_* macros here.
2750 (ix86_target_macros): But here, using cpp_define_formatted.
2752 2012-05-03 Richard Guenther <rguenther@suse.de>
2754 PR tree-optimization/53144
2755 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
2757 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
2758 with SSA name values.
2759 (vn_reference_lookup_3): Adjust callers.
2761 2012-05-03 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
2763 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
2764 has_fma4 for AMD processors with both fma3 and fma4 support.
2766 2012-05-03 Kirill Yukhin <kirill.yukhin@intel.com>
2769 * config/i386/driver-i386.c (host_detect_local_cpu): Add space to
2772 2012-05-03 Michael Matz <matz@suse.de>
2775 * tree-ssa-dse.c (dse_optimize_stmt): Take pointer to iterator.
2776 (dse_enter_block): Properly iterate the whole sequence even
2777 if the last statement was removed.
2779 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
2781 * config/alpha/vms.h (SUBTARGET_OVERRIDE_OPTIONS): For pic code,
2782 unset flag_jump_tables.
2783 * stmt.c (expand_case): Remove special flag_pic case conditional
2784 on ASM_OUTPUT_ADDR_DIFF_ELT not being defined.
2786 2012-05-02 Ulrich Weigand <ulrich.weigand@linaro.org>
2788 * common/config/s390/s390-common.c (s390_option_optimization_table):
2789 Enable -fsched-pressure using -fsched-pressure-algorithm=model by
2790 default when optimizing.
2792 2012-05-02 Martin Jambor <mjambor@suse.cz>
2795 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
2796 of a variable when the contect is a function.
2798 2012-05-02 Michael Matz <matz@suse.de>
2800 * coretypes.h (gimple_seq, const_gimple_seq): Typedef as gimple.
2801 * gimple.h (struct gimple_seq_node_d, struct gimple_seq_d): Remove.
2802 (const_gimple_seq_node): Remove.
2803 (gimple_seq_node): Typedef as gimple.
2804 (struct gimple_statement_base): Add next and prev members,
2805 adjust all WORD markers in using structs.
2806 (union gimple_statement_d): Link via gsbase.next field for GC and PCH.
2807 (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
2808 gimple_seq_last_stmt): Adjust as gimple_seq, gimple_seq_node and
2809 gimple are the same.
2810 (gimple_seq_set_last, gimple_seq_set_first): Don't allocate
2812 (gimple_init_singleton): New function.
2813 (gsi_start_1, gsi_last_1, gsi_end_p, gsi_one_before_end_p): Adjust.
2814 (gsi_next, gsi_prev): Adjust, handle prev cyclic list correctly.
2816 (gsi_stmt_ptr): Remove.
2817 (enum gimple_alloc_kind): Remove gimple_alloc_kind_seq member.
2819 * gimple-iterator.c (update_bb_for_stmts): Take last parameter
2820 again, adjust for above changes.
2821 (update_call_edge_frequencies): Adjust for above changes.
2822 (gsi_insert_seq_nodes_before): Rewrite for new data structure.
2823 (gsi_insert_seq_nodes_after): Ditto.
2824 (gsi_split_seq_after): Ditto.
2825 (gsi_set_stmt): Ditto.
2826 (gsi_split_seq_before): Ditto.
2827 (gsi_remove): Ditto.
2828 (gsi_insert_seq_before_without_update): Don't free sequence.
2829 (gsi_insert_seq_after_without_update): Ditto.
2830 (gsi_replace): Assert some more invariants.
2831 (gsi_insert_before_without_update, gsi_insert_after_without_update):
2833 (gsi_for_stmt): Don't search for stmt.
2834 (gsi_insert_on_edge_immediate): Tidy.
2836 * gimple.c (gimple_alloc_k): Remove "sequences".
2837 (gimple_seq_cache): Remove.
2838 (gimple_alloc_stat): Make stmt a singleton sequence.
2839 (gimple_seq_alloc, gimple_seq_free): Remove.
2840 (gimple_assign_set_rhs_with_ops_1): Ensure new stmt is a singleton.
2841 (gimple_copy): Ditto.
2842 * gimplify.c (gimplify_cleanup_point_expr): Use gsi_set_stmt,
2843 create iterator from correct sequence.
2844 * tree-phinodes.c (make_phi_node): Make stmt a singleton.
2846 2012-05-02 Michael Matz <matz@suse.de>
2848 * gimple.h (gimple_stmt_iterator <seq>): Make it be pointer to
2850 (gimple_seq_set_last, gimple_seq_set_first): Take pointer to
2851 sequence, lazily allocate it.
2852 (bb_seq_addr): New function.
2853 (gsi_start_1): Rename from gsi_start, but take pointer to sequence.
2854 (gsi_start): Macro to wrap gsi_start_1 taking pointer of argument.
2855 (gsi_none): New function.
2856 (gsi_start_bb): Adjust.
2857 (gsi_last_1): Rename from gsi_last, but take pointer to sequence.
2858 (gsi_last): Macro to wrap gsi_last_1 taking pointer of argument.
2859 (gsi_last_bb): Adjust.
2861 * tree-flow-inline.h (phi_nodes_ptr): New function.
2863 * gimple-iterator.c (gsi_insert_seq_nodes_before): Adjust to
2864 datastructure and interface change.
2865 (gsi_insert_seq_before_without_update): Ditto.
2866 (gsi_insert_seq_nodes_after): Ditto.
2867 (gsi_insert_seq_after_without_update): Ditto.
2868 (gsi_split_seq_after): Ditto, don't use gimple_seq_alloc.
2869 (gsi_split_seq_before): Ditto.
2870 (gsi_start_phis): Adjust.
2871 * tree-vect-loop.c (vect_determine_vectorization_factor): Use gsi_none.
2872 (vect_transform_loop): Ditto.
2873 * gimple.c (gimple_seq_add_stmt, gimple_seq_add_seq,
2874 gimple_seq_copy): Don't use gimple_seq_alloc.
2875 * gimplify.c (gimple_seq_add_stmt_without_update): Ditto.
2876 (gimplify_seq_add_seq): Ditto.
2877 * lto-streamer-in.c (make_new_block): Ditto.
2878 * tree-cfg.c (create_bb): Ditto.
2879 * tree-sra.c (initialize_parameter_reductions): Ditto.
2881 2012-05-02 Michael Matz <matz@suse.de>
2883 * gimple.h (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
2884 gimple_seq_last_stmt, gimple_seq_set_last, gimple_seq_set_first,
2885 gimple_seq_empty_p, gimple_seq_alloc_with_stmt, bb_seq,
2886 set_bb_seq): Move down to after gimple_statement_d definition.
2888 2012-05-02 Michael Matz <matz@suse.de>
2890 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
2891 gsi_replace_with_seq, instead of inserting itself.
2892 * gimple-iterator.c (gsi_replace_with_seq): New function.
2893 * tree-ssa-forwprop.c (forward_propagate_comparison): Take
2894 iterator instead of statement, advance it.
2895 (ssa_forward_propagate_and_combine): Adjust call to above.
2897 2012-05-02 Michael Matz <matz@suse.de>
2899 * tree-phinodes.c (add_phi_node_to_bb): Tidy, don't use
2901 * omp-low.c (finalize_task_copyfn): Don't use gimple_seq_alloc.
2902 * tree-nested.c (walk_gimple_omp_for): Ditto.
2903 * trans-mem.c (lower_transaction): Ditto.
2904 * tree-eh.c (do_return_redirection): Ditto.
2905 (do_goto_redirection): Ditto.
2906 (lower_try_finally_switch): Ditto.
2907 * gimplify.c (gimplify_stmt): Ditto.
2908 (gimplify_scan_omp_clauses): Ditto.
2909 (gimplify_omp_for): Ditto.
2910 (gimplify_function_tree): Ditto.
2911 * gimple-fold.c (gimplify_and_update_call_from_tree): Ditto.
2912 * tree-mudflap.c (mf_decl_cache_locals): Ditto.
2913 (mf_build_check_statement_for): Ditto.
2914 (mx_register_decls): Ditto.
2915 * graphite-sese-to-poly.c (remove_invariant_phi): Ditto,
2916 and don't use itertors to append.
2917 (insert_stmts): Ditto.
2918 (insert_out_of_ssa_copy): Ditto.
2919 (insert_out_of_ssa_copy_on_edge): Ditto.
2921 2012-05-02 Michael Matz <matz@suse.de>
2923 * gimple.h (gimple_bind_body_ptr): New function.
2924 (gimple_bind_body): Use it.
2925 (gimple_catch_handler): Use gimple_catch_handler_ptr.
2926 (gimple_eh_filter_failure_ptr): New function.
2927 (gimple_eh_filter_failure): Use it.
2928 (gimple_eh_else_n_body_ptr): New function.
2929 (gimple_eh_else_n_body): Use it.
2930 (gimple_eh_else_e_body_ptr): New function.
2931 (gimple_eh_else_e_body): Use it.
2932 (gimple_try_eval_ptr): New function.
2933 (gimple_try_eval): Use it.
2934 (gimple_try_cleanup_ptr): New function.
2935 (gimple_try_cleanup): Use it.
2936 (gimple_wce_cleanup_ptr): New function.
2937 (gimple_wce_cleanup): Use it.
2938 (gimple_omp_body_ptr): New function.
2939 (gimple_omp_body): Use it.
2940 (gimple_omp_for_pre_body_ptr): New function.
2941 (gimple_omp_for_pre_body): Use it.
2942 (gimple_transaction_body_ptr): New function.
2943 (gimple_transaction_body): Use it.
2944 (gsi_split_seq_before): Adjust to return nothing and take pointer
2946 (gsi_set_stmt): Declare.
2947 (gsi_replace_with_seq): Declare.
2948 (walk_gimple_seq_mod): Declare.
2949 * function.h (struct function <gimple_body>): Use typedef gimple_seq.
2951 * gimple-iterator.c (gsi_set_stmt): New function.
2952 (gsi_split_seq_before): Return new sequence via pointer argument.
2953 (gsi_replace): Use gsi_set_stmt.
2955 * tree-ssa-loop-im.c (move_computations_stmt): First remove
2957 * tree-complex.c (update_complex_components_on_edge): Don't copy gsi.
2958 * tree-phinodes.c (resize_phi_node): Don't resize stmt in-place,
2960 (reserve_phi_args_for_new_edge): Change call to above,
2963 * omp-low.c (lower_omp): Change prototype to take pointer to sequence.
2964 (lower_rec_input_clauses): Use gimple_seq_add_seq instead of
2965 iterators. Adjust call to lower_omp.
2966 (lower_lastprivate_clauses): Adjust call to lower_omp.
2967 (lower_reduction_clauses): Ditto.
2968 (expand_omp_taskreg): Nullify non-cfg body of child_fn.
2969 (lower_omp_sections): Don't explicitely count sequence length,
2970 nullify lowered bodies earlier, ensure stmts are part of only
2971 one sequence, adjust call to lower_omp.
2972 (lower_omp_single): Ensure stmts are part of only one sequence,
2973 adjust call to lower_omp.
2974 (lower_omp_master): Ditto.
2975 (lower_omp_ordered): Ditto.
2976 (lower_omp_critical): Ditto.
2977 (lower_omp_for): Ditto.
2978 (lower_omp_taskreg): Ditto, tidy.
2979 (lower_omp_1): Adjust calls to lower_omp.
2980 (execute_lower_omp): Ditto.
2981 (lower_omp): Adjust to take pointer to sequence.
2982 (diagnose_sb_2): Use walk_gimple_seq_mod.
2983 (diagnose_omp_structured_block_errors): Ditto and set possibly
2984 changed function body.
2985 * gimple-low.c (lower_function_body): Set function body after
2987 (lower_sequence): Adjust to take pointer to sequence.
2988 (lower_omp_directive): Ensure stmt isn't put twice into the
2989 sequence, adjust call to lower_sequence.
2990 (lower_stmt): Adjust calls to lower_sequence.
2991 (lower_gimple_bind): Ditto.
2992 (gimple_try_catch_may_fallthru): Call gsi_start with lvalue.
2993 * tree-nested.c (walk_body): Take pointer to sequence, use
2994 walk_gimple_seq_mod.
2995 (walk_function): Adjust call to walk_body, set possibly changed body.
2996 (walk_gimple_omp_for): Adjust calls to walk_body.
2997 (convert_nonlocal_omp_clauses): Ditto.
2998 (convert_nonlocal_reference_stmt): Ditto.
2999 (convert_local_omp_clauses): Ditto.
3000 (convert_local_reference_stmt): Ditto.
3001 (convert_tramp_reference_stmt): Ditto.
3002 (convert_gimple_call): Ditto.
3003 (convert_nl_goto_reference): Use local iterator copy.
3004 * gimple.c (walk_gimple_seq_mod): Renamed from walk_gimple_seq,
3005 but taking pointer to sequence, ensure gsi_start is called with
3007 (walk_gimple_seq): New wrapper around walk_gimple_seq_mod,
3008 asserting that the sequence head didn't change.
3009 (walk_gimple_stmt): Replace all calls to walk_gimple_seq with
3010 walk_gimple_seq_mod.
3011 * trans-mem.c (lower_transaction): Use walk_gimple_seq_mod.
3012 (execute_lower_tm): Ditto, and set possibly changed body.
3013 * tree-eh.c (lower_eh_constructs_1): Take pointer to sequence,
3014 call gsi_start with that lvalue.
3015 (replace_goto_queue_stmt_list): Ditto.
3016 (replace_goto_queue_1): Adjust calls to replace_goto_queue_stmt_list.
3017 (replace_goto_queue): Ditto.
3018 (lower_try_finally_nofallthru): Adjust calls to lower_eh_constructs_1.
3019 (lower_try_finally_onedest): Ditto.
3020 (lower_try_finally_copy): Ditto.
3021 (lower_try_finally_switch): Ditto.
3022 (lower_try_finally): Ditto.
3023 (lower_eh_filter): Ditto.
3024 (lower_eh_must_not_throw): Ditto.
3025 (lower_cleanup): Ditto.
3026 (lower_eh_constructs_2): Ditto.
3027 (lower_catch): Ditto, and ensure gsi_start is called with lvalue.
3028 (lower_eh_constructs): Adjust calls to lower_eh_constructs_1, and
3029 set possibly changed body.
3030 (optimize_double_finally): Call gsi_start with lvalue.
3032 * tree-cfg.c (make_blocks): Adjust call to gsi_split_seq_before.
3033 (gimple_split_block): Ditto.
3034 (gimple_merge_blocks): Use gsi_start_phis.
3035 (move_stmt_r): Use walk_gimple_seq_mod.
3036 * tree-ssa-dse.c (dse_enter_block): Use gsi_last_bb.
3037 * cgraphbuild.c (build_cgraph_edges): Use gsi_start_phis.
3038 (rebuild_cgraph_edges): Ditto.
3039 (cgraph_rebuild_references): Ditto.
3040 * ipa-prop.c (ipa_analyze_params_uses): Ditto.
3041 * tree-inline.c (copy_phis_for_bb): Ditto.
3042 * tree-ssa-dce.c: Ditto.
3044 * cgraphunit.c (cgraph_analyze_function): Use gimple_has_body_p.
3046 2012-05-02 Kirill Yukhin <kirill.yukhin@intel.com>
3047 Andi Kleen <ak@linux.intel.com>
3049 * coretypes.h (MEMMODEL_MASK): New.
3050 * builtins.c (get_memmodel): Add val. Call target.memmodel_check
3051 and return new variable.
3052 (expand_builtin_atomic_exchange): Mask memmodel values.
3053 (expand_builtin_atomic_compare_exchange): Ditto.
3054 (expand_builtin_atomic_load): Ditto.
3055 (expand_builtin_atomic_store): Ditto.
3056 (expand_builtin_atomic_clear): Ditto.
3057 * doc/extend.texi: Mention port-dependent memory model flags.
3058 * config/i386/cpuid.h (bit_HLE): New.
3059 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
3061 * config/i386/i386-protos.h (ix86_generate_hle_prefix): New.
3062 * config/i386/i386-c.c (ix86_target_macros_internal): Set HLE defines.
3063 (ix86_target_string)<-mhle>: New.
3064 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
3065 * config/i386/i386.c (ix86_target_string) <OPTION_MASK_ISA_HLE>: New.
3066 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
3067 (ix86_option_override_internal) <PTA_HLE>: New switch, set it
3068 enabled for generic, generic64 and core-avx2.
3069 (ix86_print_operand): Generate HLE lock prefixes.
3070 (ix86_memmodel_check): New.
3071 (TARGET_MEMMODEL_CHECK): Ditto.
3072 * config/i386/i386.h (OPTION_ISA_HLE): Ditto.
3073 (IX86_HLE_ACQUIRE): Ditto.
3074 (IX86_HLE_RELEASE): Ditto.
3075 * config/i386/i386.h (ix86_generate_hle_prefix): Ditto.
3076 * config/i386/i386.opt (mhle): Ditto.
3077 * config/i386/sync.md(atomic_compare_and_swap<mode>): Pass
3078 success model to instruction emitter.
3079 (atomic_fetch_add<mode>): Ditto.
3080 (atomic_exchange<mode>): Ditto.
3081 (atomic_add<mode>): Ditto.
3082 (atomic_sub<mode>): Ditto.
3083 (atomic_<code><mode>): Ditto.
3084 (*atomic_compare_and_swap_doubledi_pic): Ditto.
3085 (atomic_compare_and_swap_single<mode>): Define and use argument
3087 (atomic_compare_and_swap_double<mode>): Ditto.
3088 * configure.ac: Check if assembler support HLE prefixes.
3089 * configure: Regenerate.
3092 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
3095 * gimplify.c (preprocess_case_label_vec_for_gimple): New function,
3097 (gimplify_switch_expr): ... here.
3098 * gimple.h (preprocess_case_label_vec_for_gimple): Add prototype.
3099 * tree-ssa-forwprop.c (simplify_gimple_switch_label_vec): New function
3100 to clean up case labels with values outside the index type range.
3101 (simplify_gimple_switch): Call it if something changed.
3102 Remove strange and unnecessary assert.
3104 2012-05-02 Richard Guenther <rguenther@suse.de>
3106 * fold-const.c (div_if_zero_remainder): sizetypes no longer
3108 (int_const_binop_1): New worker for int_const_binop with
3109 overflowable parameter. Pass it through to force_fit_type_double.
3110 (int_const_binop): Wrap around int_const_binop_1 with overflowable
3112 (size_binop_loc): Call int_const_binop_1 with overflowable equal
3113 to minus one, forcing overflow detection for even unsigned types.
3114 (extract_muldiv_1): Remove bogus TYPE_IS_SIZETYPE special-casing.
3115 (fold_binary_loc): Call try_move_mult_to_index with signed offset.
3116 * stor-layout.c (initialize_sizetypes): sizetypes no longer
3118 (layout_type): For zero-sized arrays ignore overflow on the
3120 * tree-ssa-ccp.c (bit_value_unop_1): Likewise.
3121 (bit_value_binop_1): Likewise.
3122 * tree.c (double_int_to_tree): Likewise.
3123 (double_int_fits_to_tree_p): Likewise.
3124 (force_fit_type_double): Likewise.
3125 (host_integerp): Likewise.
3126 (int_fits_type_p): Likewise.
3127 * varasm.c (output_constructor_regular_field): Sign-extend the
3128 field-offset to cater for negative offsets produced by the Ada
3130 * omp-low.c (extract_omp_for_data): Convert the loop step to
3131 signed for pointer adjustments.
3133 2012-05-02 Richard Guenther <rguenther@suse.de>
3135 * tree.c (valid_constant_size_p): New function.
3136 * tree.h (valid_constant_size_p): Declare.
3137 * cfgexpand.c (expand_one_var): Adjust check for too large
3138 variables by using valid_constant_size_p.
3139 * varasm.c (assemble_variable): Likewise.
3141 * c-decl.c (grokdeclarator): Properly check for sizes that
3142 cover more than half of the address-space.
3144 2012-05-02 Jakub Jelinek <jakub@redhat.com>
3146 PR tree-optimization/53163
3147 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
3148 return value from compute_all_dependences.
3150 PR rtl-optimization/53160
3151 * ree.c (combine_reaching_defs): Handle the case where cand->insn
3152 has been modified by ree pass already.
3154 2012-05-01 Ian Lance Taylor <iant@google.com>
3157 * c-decl.c (build_compound_literal): Make the decl readonly if it
3158 an array of a readonly type.
3159 * gimplify.c (gimplify_compound_literal_expr): Add fallback
3160 parameter. Change all callers. If the decl is not addressable
3161 and is not an l-value, make it readonly.
3163 2012-05-01 Bernd Schmidt <bernds@codesourcery.com>
3165 * ira.c (allocated_reg_info_size): New static variable.
3166 (expand_reg_info): Manage it. Call
3167 setup_preferred_alternate_classes_for_new_pseudos.
3168 (ira): Don't do it here. Remove local allocated_reg_info_size,
3169 set the global before calling find_moveable_pseudos.
3170 (find_moveable_pseudos): Call expand_reg_info rather than
3173 2012-05-01 Richard Henderson <rth@redhat.com>
3175 * common.opt (fsync-libcalls): New.
3176 * doc/invoke.texi: Document it.
3177 * optabs.c (init_sync_libfuncs): Honor it.
3179 2012-05-01 Kenneth Zadeck <zadeck@naturalbridge.com>
3180 Richard Sandiford <r.sandiford@uk.ibm.com>
3182 PR rtl-optimization/52543
3183 * Makefile.in (lower-subreg.o, target-globals.o): Depend on
3185 * lower-subreg.h: New file.
3186 * target-globals.h (this_target_lower_subreg): Declare.
3187 (target_globals): Add lower_subreg;
3188 (restore_target_globals): Restore this_target_lower_subreg.
3189 * target-globals.c: Include it.
3190 (default_target_globals): Add default_target_lower_subreg.
3191 (save_target_globals): Initialize target_lower_subreg.
3192 * rtl.h (init_lower_subreg): Added declaration.
3193 * toplev.c (backend_init_target): Call initializer for lower-subreg
3195 * lower-subreg.c (LOG_COSTS, FORCE_LOWERING): New macros.
3196 (default_target_lower_subreg): New variable.
3197 (this_target_lower_subreg): Likewise.
3198 (twice_word_mode, choices): New macros.
3199 (shift_cost, compute_splitting_shift, compute_costs)
3200 (init_lower_subreg): New functions.
3201 (resolve_simple_move): Add speed_p argument. Check choices.
3202 (find_pseudo_copy): Don't check the mode size here.
3203 (resolve_simple_move): Assert the mode size.
3204 (find_decomposable_shift_zext): Add speed_p argument and return
3205 a bool. Check choices.
3206 (resolve_shift_zext): Add comment.
3207 (dump_shift_choices, dump_choices): New functions.
3208 (decompose_multiword_subregs): Dump list of profitable
3209 transformations. Add code to skip non profitable transformations.
3210 Update calls to simple_move and find_decomposable_shift_zext.
3212 2012-05-01 Ian Bolton <ian.bolton@arm.com>
3213 Sameera Deshpande <sameera.deshpande@arm.com>
3214 Greta Yorsh <greta.yorsh@arm.com>
3216 * config/arm/arm-protos.h (thumb_unexpanded_epilogue): Rename to...
3217 (thumb1_unexpanded_epilogue): ...this.
3218 * config/arm/arm.c (thumb_unexpanded_epilogue): Rename to...
3219 (thumb1_unexpanded_epilogue): ...this.
3220 * config/arm/arm.md (thumb_unexpanded_epilogue): Rename to...
3221 (thumb1_unexpanded_epilogue): ...this.
3223 2012-05-01 Richard Earnshaw <rearnsha@arm.com>
3225 * arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_DEFAULT): Avoid ifdef
3226 comparing enumeration values. Update comments.
3228 2012-05-01 Alan Modra <amodra@gmail.com>
3231 * config/rs6000/rs6000.c (load_lr_save, restore_saved_lr,
3232 load_cr_save, add_crlr_cfa_restore): New functions.
3233 (rs6000_restore_saved_cr): Rename to..
3234 (restore_saved_cr): ..this. Add cfa_restore notes for cr.
3235 (rs6000_emit_epilogue): Use new functions. Adjust condition
3236 for emitting lr and cr cfa_restore. Emit cfa_restores for fp
3237 regs when using out-of-line restore only when shrink wrapping.
3239 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
3242 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
3243 calls to cgraph_node_name in xstrdup.
3244 (ipa_make_edge_direct_to_target): Ditto.
3245 * cgraph.c (dump_cgraph_node): Ditto.
3246 * tree-sra.c (convert_callers_for_node): Ditto.
3247 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
3248 * ipa-cp.c (perhaps_add_new_callers): Ditto.
3249 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
3250 (cgraph_materialize_all_clones): Ditto.
3251 * ipa-inline.c (report_inline_failed_reason): Ditto.
3252 (want_early_inline_function_p): Ditto.
3253 (edge_badness): Ditto.
3254 (update_edge_key): Ditto.
3255 (flatten_function): Ditto.
3256 (ipa_inline): Ditto.
3257 (inline_always_inline_functions): Ditto.
3258 (early_inline_small_functions): Ditto.
3260 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
3263 * config/i386/i386.md (*umul<mode><dwi>3_1): Switch places of
3264 constraints 0 and 1.
3266 012-04-30 Jan Hubicka <jh@suse.cz>
3268 * cgraph.c (ld_plugin_symbol_resolution_names): Move to symtab.c
3269 (cgraph_asm_nodes, cgraph_asm_last_node): Move to cgraphunit.c
3270 (cgraph_add_to_same_comdat_group): Remove.
3271 (cgraph_add_asm_node): Move to cgraphunit.c.
3272 (cgraph_make_decl_local): Move to symtab.c
3273 (cgraph_make_node_local_1): Update.
3274 (cgraph_can_remove_if_no_direct_calls_and): Update.
3275 (used_from_object_file_p): Update.
3276 (resolution_used_from_other_file_p): Move to symtab.c
3277 (cgraph_used_from_object_file_p): move to symtab.c
3278 (verify_cgraph_node): Verify same comdat groups.
3279 * cgraph.h (cgraph_asm_node): Rename to ...
3280 (asm_node): ... this one.
3281 (cgraph_asm_nodes): Rename to ...
3282 (asm_nodes): ... this one.
3283 (symtab_add_to_same_comdat_group): New function.
3284 (symtab_dissolve_same_comdat_group_list): New function.
3285 (symtab_used_from_object_file_p): Declare.
3286 (symtab_make_decl_local): Declare.
3287 (cgraph_add_to_same_comdat_group): Remove.
3288 (cgraph_add_asm_node): Remove.
3289 (cgraph_used_from_object_file_p, varpool_used_from_object_file_p):
3291 (cgraph_finalize_compilation_unit): Rename to ...
3292 (finalize_compilation_unit): ... this one.
3293 (cgraph_optimize): Rename to ....
3294 (compile): ... this one.
3295 (add_asm_node): Declare.
3296 (fixup_same_cpp_alias_visibility): Declare.
3297 (cgraph_make_decl_local): Remove.
3298 (varpool_assemble_pending_decls): Rename to ...
3299 (varpool_output_variables): ... this one.
3300 (varpool_remove_unreferenced_decls): Remove.
3301 * ipa-inline-transform.c (clone_inlined_nodes): Dissolve comdat groups.
3302 (preserve_function_body_p): Make static.
3303 * toplev.c (compile_file): Update comments; update.
3304 * cgraphunit.c: Update comments.
3305 (cgraph_expand_all_functions): Rename to ...
3306 (expand_all_functions): ... this one; update.
3307 (cgraph_mark_functions_to_output): Rename to ...
3308 (mark_functions_to_output): ... this one; cleanup.
3309 (cgraph_output_pending_asms): Remove prototype.
3310 (asm_nodes, asm_last_node): New static vars.
3311 (cgraph_process_new_functions): Update.
3312 (cgraph_reset_node): Cleanup; add comment.
3313 (cgraph_add_new_function): Update.
3314 (cgraph_output_pending_asms): Rename to ...
3315 (output_asm_statements): ... this one.
3316 (add_asm_node): New function.
3317 (fixup_same_cpp_alias_visibility): New function based on code
3318 in cgraph_analyze_function.
3319 (cgraph_analyze_function): Use it.
3320 (cgraph_order_sort): Update.
3321 (cgraph_output_in_order): Update.
3322 (cgraph_function_versioning): Update.
3323 (cgraph_optimize): Rename to ...
3324 (compile): ... this one; initialize streamer hooks here.
3325 (cgraph_finalize_compilation_unit): Rename to ...
3326 (finalize_compilation_unit): ... this one; do not initialize streamer
3328 * lto-streamer-out.c (lto_output_toplevel_asms): Update.
3329 * dwarf2out.c: Update ocmment.
3330 * optimize.c (maybe_clone_body): Use symtab_add_to_same_comdat_group.
3331 * method.c (use_thunk): Likewise.
3332 * semantics.c (maybe_add_lambda_conv_op): Likewise.
3333 * decl2.c (maybe_emit_vtables): Likewise.
3334 (cp_write_global_declarations): Use finalize_compilation_unit.
3335 * parser.c (cp_parser_asm_definition): Use add_asm_node.
3336 * lto-streamer-in.c (lto_input_toplevel_asms): Use add_asm_node
3337 * c-decl.c (c_write_global_declarations): Use
3338 finalize_compilation_unit.
3339 * langhooks.c (write_global_declarations): Update.
3340 * ipa.c (cgraph_externally_visible_p): Update.
3341 (dissolve_same_comdat_group_list): Remove.
3342 (function_and_variable_visibility): Update.
3343 * symtab.c: Inlcude lto-streamer.h and rtl.h
3344 (ld_plugin_symbol_resolution_names): New.
3345 (symtab_add_to_same_comdat_group): New.
3346 (symtab_dissolve_same_comdat_group_list): New.
3347 (resolution_used_from_other_file_p): Move here from cgraph.c
3348 (symtab_used_from_object_file_p): New.
3349 (symtab_make_decl_local): New.
3350 * passes.c (register_pass): Update comments.
3351 * c-parser.c (c_parser_asm_definition): Update.
3352 * varpool.c (varpool_analyze_node): Use
3353 fixup_same_cpp_alias_visibility.
3354 (varpool_remove_unreferenced_decls): Make static.
3355 (varpool_assemble_pending_decls): Rename to ...
3356 (varpool_output_variables): ... this one; call
3357 varpool_remove_unreferenced_decls.
3358 (varpool_used_from_object_file_p): Remove.
3360 2012-04-30 Marc Glisse <marc.glisse@inria.fr>
3363 * c-typeck.c (build_array_ref): Call
3364 convert_vector_to_pointer_for_subscript.
3365 * doc/extend.texi (Vector Extensions): Subscripting not just for C.
3367 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
3369 * config/i386/i386.md (and<mode>3): Change runtime operand mode checks
3370 to compile-time "mode == <MODE>mode" checks.
3371 (and splitter): Ditto.
3373 2012-04-30 Richard Henderson <rth@redhat.com>
3375 * config/arm/arm.md (UNSPEC_LL): New.
3376 * config/arm/sync.md (atomic_loaddi, atomic_loaddi_1): New.
3377 (arm_load_exclusivedi): Use %H0.
3379 2012-04-30 Jason Merrill <jason@redhat.com>
3381 * dwarf2out.c (comdat_symbol_id): Add const.
3382 (union die_symbol_or_type_node): Add const to die_symbol.
3383 (output_die_symbol, output_die, output_comp_unit): Adjust.
3385 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
3387 * config/arm/arm.md (negdi2): Use gen_negdi2_neon.
3388 * config/arm/neon.md (negdi2_neon): New insn.
3389 Also add splitters for core and NEON registers.
3391 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
3393 * config/arm/arm.c (neon_valid_immediate): Allow const_int.
3394 (arm_print_operand): Add 'x' format.
3395 * config/arm/constraints.md (Dn): Allow const_int.
3396 * config/arm/neon.md (neon_mov<mode>): Use VDX to allow DImode.
3397 Use 'x' format to print constants.
3398 * config/arm/predicates.md (imm_for_neon_mov_operand): Allow const_int.
3399 * config/arm/vfp.md (movdi_vfp): Disable for const_int when neon
3401 (movdi_vfp_cortexa8): Likewise.
3403 2012-04-30 Ian Bolton <ian.bolton@arm.com>
3404 Sameera Deshpande <sameera.deshpande@arm.com>
3405 Greta Yorsh <greta.yorsh@arm.com>
3407 * config/arm/arm-protos.h (ldm_stm_operation_p): New declaration.
3408 * config/arm/arm.c (ldm_stm_operation_p): New function.
3409 * config/arm/predicates.md (load_multiple_operation): Update predicate.
3410 (store_multiple_operation): Likewise.
3412 * config/arm/arm-protos.h (ldm_stm_operation_p): New parameters.
3413 * config/arm/arm.c (ldm_stm_operation_p): New parameters.
3414 * config/arm/predicates.md (load_multiple_operation): Add arguments.
3415 (store_multiple_operation): Likewise.
3417 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
3419 * config/i386/i386.md (and<mode>3): Expand masking operations with
3420 0xff, 0xffff or 0xffffffff immediates to corresponding zero_extend RTX.
3421 (and splitter): Split to DImode zero_extend RTX for DImode operand[0].
3423 2012-04-30 Dodji Seketeli <dodji@redhat.com>
3425 Add -Wvarargs option
3426 * builtins.c (fold_builtin_next_arg): Use OPT_Wvarargs as an
3427 argument for the various warning_at calls.
3428 * docs/invoke.texi: Update the documentation.
3430 2012-04-30 Dodji Seketeli <dodji@redhat.com>
3432 Switch -ftrack-macro-expansion=2 on by default.
3433 * docs/cppopts.texi: Adjust for enabling -ftrack-macro-expansion=2
3436 Fix va_start related location
3437 * builtins.c (fold_builtin_next_arg): Unwinds to the first
3438 location in real source code.
3440 Make conversion warnings work on NULL with -ftrack-macro-expansion
3441 * input.h (expansion_point_location_if_in_system_header): Declare
3443 * input.c (expansion_point_location_if_in_system_header): Define it.
3445 Fix -Wuninitialized for -ftrack-macro-expansion
3446 * tree-ssa.c (warn_uninit): Use the spelling location of the variable
3447 declaration. Use linemap_location_before_p for source locations.
3449 Strip "<built-in>" loc from displayed expansion context
3450 * input.c (expand_location_1): When expanding to spelling location
3451 in a context of a macro expansion, skip reserved system header
3452 locations. Update comments. * tree-diagnostic.c
3453 (maybe_unwind_expanded_macro_loc): Likewise.
3455 Make expand_location resolve to locus in main source file
3456 * input.c (expand_location_1): New. Takes a parameter to choose
3457 whether to resolve the location to spelling or expansion point.
3458 Was factorized from ...
3459 (expand_location): ... here.
3460 (expand_location_to_spelling_point): New. Implemented in terms of
3462 * diagnostic.c (diagnostic_build_prefix): Use the new
3463 expand_location_to_spelling_point instead of expand_location.
3465 Fix PCH crash on GTYed pointer-to-scalar field of a struct
3466 * gengtype.c (write_types_process_field): Force second argument of
3467 the call to the PCH object hierarchy walker to be 'x'.
3469 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
3471 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
3472 predicate to discriminate types.
3474 2012-04-30 Manuel López-Ibáñez <manu@gcc.gnu.org>
3476 * doc/invoke.texi (Wmissing-format-attribute): Document as an
3477 alias of Wsuggest-attribute=format.
3478 * c-typeck.c (convert_for_assignment): Replace
3479 Wmissing-format-attribute with Wsuggest-attribute=format.
3480 (digest_init): Likewise.
3482 2012-04-29 Manuel López-Ibáñez <manu@gcc.gnu.org>
3484 * opts.c (finish_options): Do not handle -Wmissing-noreturn here.
3485 * common.opt (Wmissing-noreturn): Alias of
3486 -Wsuggest-attribute=noreturn.
3488 2012-04-29 Hans-Peter Nilsson <hp@axis.com>
3491 * config/cris/cris.md (andqu): New peephole2.
3492 (andu): Tweak head comment.
3494 2012-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
3495 Steven Bosscher <steven@gcc.gnu.org>
3496 Maxim Kuvyrkov <maxim@codesourcery.com>
3498 PR tree-optimization/38785
3499 * common.opt (ftree-partial-pre): New option.
3500 * doc/invoke.texi: Document it.
3501 * opts.c (default_options_table): Initialize flag_tree_partial_pre.
3502 * tree-ssa-pre.c (do_partial_partial_insertion): Insert only if it will
3504 (execute_pre): Use flag_tree_partial_pre.
3506 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3509 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
3512 2012-04-27 Ollie Wild <aaw@google.com>
3514 * doc/invoke.texi (Wliteral-suffix): Document new option.
3516 2012-04-27 Tom Tromey <tromey@redhat.com>
3518 * dwarf2out.c (dwarf_stack_op_name): Use get_DW_OP_name.
3519 (dwarf_tag_name): Use get_DW_TAG_name.
3520 (dwarf_attr_name): Use get_DW_AT_name.
3521 (dwarf_form_name): Use get_DW_FORM_name.
3522 * dwarf2cfi.c (dwarf_cfi_name): Use get_DW_CFA_name.
3524 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
3526 * tree-ssa-phiopt.c (conditional_replacement): Replace PHIs whose
3527 arguments are -1 and 0, by negating the result of the conditional.
3529 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
3532 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
3534 2012-04-27 Richard Guenther <rguenther@suse.de>
3536 * tree-flow.h (is_hidden_global_store): Remove.
3537 * tree-ssa-sink.c (is_hidden_global_store): Likewise.
3538 * tree-ssa-alias.h (ref_may_alias_global_p): Declare.
3539 (stmt_may_clobber_global_p): Likewise.
3540 * tree-ssa-alias.c (ref_may_alias_global_p): New function.
3541 (stmt_may_clobber_global_p): Likewise.
3542 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Call
3543 stmt_may_clobber_global_p.
3544 * tree-ssa-dse.c (dse_possible_dead_store_p): Likewise.
3546 2012-04-27 Steven Bosscher <steven@gcc.gnu.org>
3548 * cfg.c (disconnect_src): Do df_mark_solutions_dirty in the right
3551 * tree-switch-conversion.c (struct switch_conv_info): Add range_max,
3552 reorganize some fields and update comments. Rename bit_test_uniq
3553 and bit_test_count to uniq resp. count. Remove bit_test_bb.
3554 (collect_switch_conv_info): New function, collects info about a
3555 GIMPLE_SWITCH into a struct switch_conv_info.
3556 (check_range): Simplify to use pre-recorded info. Fix think-o in
3557 range-branch ratio check.
3558 (check_process_case): Remove function.
3559 (check_all_empty_except_final): New function, verifies that all
3560 non-final basic blocks are empty.
3561 (process_switch): Simplify to use pre-recorded info. Call
3562 collect_switch_conv_info to do that. Assert that degenerate switch
3563 statements have been cleaned up.
3565 2012-04-27 Marc Glisse <marc.glisse@inria.fr>
3568 * tree-ssa-forwprop.c (combine_conversions): Handle INT->FP->INT.
3570 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
3573 * c-typeck.c (pop_init_level): Use %qD instead of %qT.
3575 2012-04-27 Tom de Vries <tom@codesourcery.com>
3577 PR tree-optimization/51879
3578 * tree-ssa-sccvn.h (struct vn_reference_s): Add result_vdef field.
3579 * tree-ssa-sccvn.c (mark_use_processed): New function, factored out
3581 (defs_to_varying): ... here. Don't set use_processed.
3582 (visit_reference_op_call): Handle gimple_vdef.
3583 Handle case that lhs is NULL_TREE.
3584 (visit_use): Use mark_use_processed. Handle calls with side-effect
3585 using visit_reference_op_call.
3587 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
3589 * sched-deps.c (fixup_sched_groups): Rename to...
3590 (chain_to_prev_insn): ...this.
3591 (chain_to_prev_insn_p): New function.
3592 (deps_analyze_insn): Use it instead of SCHED_GROUP_P.
3594 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
3596 * sched-int.h (_haifa_insn_data): Move priority_status.
3598 (INSN_MODEL_INDEX): New macro.
3599 * haifa-sched.c (insn_delay): New function.
3600 (sched_regno_pressure_class): Update commentary.
3601 (mark_regno_birth_or_death): Pass the liveness bitmap and
3602 pressure array as arguments, instead of using curr_reg_live and
3603 curr_reg_pressure. Only update the pressure if the bit in the
3604 liveness set has changed.
3605 (initiate_reg_pressure_info): Always trust the live-in set for
3606 SCHED_PRESSURE_MODEL.
3607 (initiate_bb_reg_pressure_info): Update call to
3608 mark_regno_birth_or_death.
3609 (dep_list_size): Take the list as argument.
3610 (calculate_reg_deaths): New function, extracted from...
3611 (setup_insn_reg_pressure_info): ...here.
3612 (MODEL_BAR): New macro.
3613 (model_pressure_data, model_insn_info, model_pressure_limit)
3614 (model_pressure_group): New structures.
3615 (model_schedule, model_worklist, model_insns, model_num_insns)
3616 (model_curr_point, model_before_pressure, model_next_priority):
3618 (MODEL_PRESSURE_DATA, MODEL_MAX_PRESSURE, MODEL_REF_PRESSURE)
3619 (MODEL_INSN_INFO, MODEL_INSN): New macros.
3620 (model_index, model_update_limit_points_in_group): New functions.
3621 (model_update_limit_points, model_last_use_except): Likewise.
3622 (model_start_update_pressure, model_update_pressure): Likewise.
3623 (model_recompute, model_spill_cost, model_excess_group_cost): Likewise.
3624 (model_excess_cost, model_dump_pressure_points): Likewise.
3625 (model_set_excess_costs): Likewise.
3626 (rank_for_schedule): Extend SCHED_PRIORITY_WEIGHTED ordering to
3627 SCHED_PRIORITY_MODEL. Use insn_delay. Use the order in the model
3628 schedule as an alternative tie-breaker. Update the call to
3630 (ready_sort): Call model_set_excess_costs.
3631 (update_register_pressure): Update call to mark_regno_birth_or_death.
3632 Rely on that function to check liveness rather than doing it here.
3633 (model_classify_pressure, model_order_p, model_add_to_worklist_at)
3634 (model_remove_from_worklist, model_add_to_worklist, model_promote_insn)
3635 (model_add_to_schedule, model_analyze_insns, model_init_pressure_group)
3636 (model_record_pressure, model_record_pressures): New functions.
3637 (model_record_final_pressures, model_add_successors_to_worklist)
3638 (model_promote_predecessors, model_choose_insn): Likewise.
3639 (model_reset_queue_indices, model_dump_pressure_summary): Likewise.
3640 (model_start_schedule, model_finalize_pressure_group): Likewise.
3641 (model_end_schedule): Likewise.
3642 (schedule_insn): Say when we're scheduling the next instruction
3643 in the model schedule.
3644 (schedule_insn): Handle SCHED_PRESSURE_MODEL.
3645 (queue_to_ready): Do not add instructions that are
3646 MAX_SCHED_READY_INSNS beyond the current point of the model schedule.
3647 Always allow the next instruction in the model schedule to be added.
3648 (debug_ready_list): Print the INSN_REG_PRESSURE_EXCESS_COST_CHANGE
3649 and delay for SCHED_PRESSURE_MODEL too.
3650 (prune_ready_list): Extend SCHED_PRIORITY_WEIGHTED handling to
3651 SCHED_PRIORITY_MODEL, but also take the DFA into account.
3652 (schedule_block): Call model_start_schedule and model_end_schedule.
3653 Extend SCHED_PRIORITY_WEIGHTED stall handling to SCHED_PRIORITY_MODEL.
3654 (sched_init): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
3655 to SCHED_PRESSURE_MODEL, but don't allocate saved_reg_live or
3657 (sched_finish): Update accordingly.
3658 (fix_tick_ready): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
3659 to SCHED_PRESSURE_MODEL.
3660 (add_jump_dependencies): Update call to dep_list_size.
3661 (haifa_finish_h_i_d): Fix leak of max_reg_pressure.
3662 (haifa_init_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
3663 to SCHED_PRESSURE_MODEL.
3664 * sched-deps.c (init_insn_reg_pressure_info): Likewise, but don't
3665 allocate INSN_MAX_REG_PRESSURE for SCHED_PRESSURE_MODEL.
3666 (sched_analyze_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE
3667 handling to SCHED_PRESSURE_MODEL.
3669 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
3671 * common.opt (fsched-pressure-algorithm=): New option.
3672 * flag-types.h (sched_pressure_algorithm): New enum.
3673 * sched-int.h (sched_pressure_p): Replace with...
3674 (sched_pressure): ...this new variable.
3675 * haifa-sched.c (sched_pressure_p): Replace with...
3676 (sched_pressure): ...this new variable.
3677 (sched_regno_pressure_class, rank_for_schedule, ready_sort)
3678 (update_reg_and_insn_max_reg_pressure, schedule_insn)
3679 (debug_ready_list, prune_ready_list, schedule_block, sched_init)
3680 (sched_finish, fix_tick_ready, haifa_init_insn): Update accordingly.
3681 * sched-deps.c (init_insn_reg_pressure_info): Likewise.
3682 (sched_analyze_insn): Likewise.
3683 * sched-rgn.c (schedule_region): Likewise.
3684 * config/m68k/m68k.c (m68k_sched_variable_issue): Likewise.
3686 2012-04-26 Bernd Schmidt <bernds@codesourcery.com>
3688 * PR middle-end/52997
3689 * ira.c (find_moveable_pseudos): Call resize_reg_info.
3692 * machmode.h (CLASS_HAS_WIDER_MODES_P): True for MODE_PARTIAL_INT.
3693 * expr.c (convert_move): Honor unsignedp when extending partial int
3695 * genmodes.c (complete_mode): Don't clear component field of partial
3697 (emit_mode_inner): Don't emit it however.
3698 (calc_wider_mode): Partial int modes widen to their component.
3700 2012-04-26 David S. Miller <davem@davemloft.net>
3702 * config/sparc/niagara4.md: New file.
3703 * config/sparc/sparc.md: Include it.
3704 * config/sparc/sparc.c (niagara4_costs): New processor costs.
3705 (sparc_option_override): Use it.
3706 (sparc_use_sched_lookahead): Return 2 for niagara4.
3707 (sparc_issue_rate): Likewise.
3709 * config/sparc/sparc.md (attr type): Delete 'fgm_cmp'.
3710 (fpack16_vis, fpackfix_vis, fpack32_vis): Set type to fgm_pack.
3711 (fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
3712 fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis): Set type to fgm_mul.
3713 (alignaddrsi_vis, alignaddrdi_vis, alignaddrlsi_vis,
3714 alignaddrldi_vis): Set type to gsr.
3715 (pdist_vis, pdistn<mode>_vis): Set type to fgm_pdsit.
3716 (fcmp<code><GCM:gcm_name><P:mode>_vis, cmask8<P:mode>_vis,
3717 cmask16<P:mode>_vis, cmask32<P:mode>_vis, fchksm16_vis,
3718 v<vis3_shift_patname><mode>3, fmean16_vis,
3719 fp<plusminus_insn>64_vis, <vis3_addsub_ss_patname><mode>3,
3720 fucmp<code>8<P:mode>_vis): Set type to fga.
3721 * config/sparc/ultra1_2.md: Remove refrences to fgm_cmp.
3722 * config/sparc/niagara.md: Likewise.
3723 * config/sparc/niagara2.md: Likewise.
3724 * config/sparc/ultra3.md: Likewise, and fix type matching for
3725 us3_ialuX reservation.
3727 2012-04-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3729 * reload.c (find_reloads): Change the loop nesting when trying an
3730 alternative with swapped operands.
3732 2012-04-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3734 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Fix
3735 comment. Delete unused parameter first_exp_point_map.
3736 (virt_loc_aware_diagnostic_finalizer): Update call.
3738 2012-04-26 Michael Hope <michael.hope@linaro.org>
3739 Richard Earnshaw <rearnsha@arm.com>
3741 * config/arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_SOFT_FLOAT): Define.
3742 (GLIBC_DYNAMIC_LINKER_HARD_FLOAT): Define.
3743 (GLIBC_DYNAMIC_LINKER_DEFAULT): Define.
3744 (GLIBC_DYNAMIC_LINKER): Redefine to use the hard float path.
3746 2012-04-25 Sriraman Tallam <tmsriram@google.com>
3748 * doc/extend.texi: Document avx2 support.
3749 * config/i386/i386.c (fold_builtin_cpu): Add avx2.
3751 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
3754 * config/cris/cris.md ("*andhi_lowpart_v32")
3755 ("*andqi_lowpart_v32"): Change first input-only operand from
3756 a (match_operand ...) to (match_dup 0). Drop alternatives with
3757 const_int-matching constraints for redundancy.
3758 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
3759 three-operand alternative.
3761 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3764 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
3765 instead expand it as zero extension.
3767 2012-04-25 H.J. Lu <hongjiu.lu@intel.com>
3770 * dwarf2out.c (dbx_reg_number): Assert return value != INVALID_REGNUM.
3772 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3774 * common.opt (flag_debug_types_section): Default to 0.
3775 (dwarf_version): Default to 4.
3776 (dwarf_record_gcc_switches): Default to 1.
3777 (dwarf_strict): Default to 0.
3778 * toplev.c (process_options): Don't handle dwarf_strict
3779 or dwarf_version here.
3780 * config/vxworks.c (vxworks_override_options): Don't
3781 test whether dwarf_strict or dwarf_version are negative,
3782 instead test !global_options_set.x_dwarf_*.
3783 * config/darwin.c (darwin_override_options): Default to
3785 * doc/invoke.texi: Note that -gdwarf-4, -grecord-gcc-switches
3786 and -fno-debug-types-section are now the default.
3788 2012-04-25 Jan Hubicka <jh@suse.cz>
3790 * cgraphunit.c: Update toplevel comment.
3791 (tree_rest_of_compilation): Merge into cgraph_expand_function.
3792 (cgraph_analyze_function): Make static.
3793 (cgraph_decide_is_function_needed): Make static.
3794 (cgraph_add_new_function): Use expand_function instead of
3795 rest_of_compilation.
3796 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
3797 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
3799 (cgraph_inline_p): Remove.
3800 (cgraph_preserve_function_body_p): Move to ipa-inline-transform.
3801 (init_cgraph): Add comment.
3802 * cgraphbuild.c (record_reference, mark_address, mark_load,
3803 mark_store): Do not call analyze_expr hook.
3804 * cgraph.c: Update toplevel comment.
3805 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
3806 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
3807 Move fere from cgraphunit.c
3808 (cgraph_mark_force_output_node): Move to cgraph.h
3809 * cgraph.h: Reorder so the comments match the function placement.
3810 (cgraph_analyze_function, cgraph_decide_is_function_needed): Remove.
3811 (cgraph_mark_force_output_node): Move here from cgraph.c
3812 * tree.c (free_lang_data): Do not clear analyze_expr hook.
3813 * ipa-inline-transform.c (preserve_function_body_p): New function.
3814 (inline_transform): Update.
3815 * langhooks.c (lhd_callgraph_analyze_expr): Remove.
3816 * langhooks.h (lang_hooks_for_callgraph): Remove.
3817 (lang_hooks): Remove callgraph.
3818 * tree-inline.c (expand_call_inline): Do not use cgraph_inline_p.
3819 * varpool.c: Remove out of date comment.
3820 * langhooks-def.h (lhd_callgraph_analyze_expr): Remove.
3821 (LANG_HOOKS_CALLGRAPH_ANALYZE_EXPR): Remove.
3823 2012-04-25 Jan Hubicka <jh@suse.cz>
3826 * cgraphunit.c (referred_to_p): Move ahead in file to avoid
3827 forward declaration.
3828 (cgraph_finalize_function): Finalize them here.
3829 * symtab.c (dump_symtab): Dump ctors and dtors.
3831 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3834 * stor-layout.c (get_best_mode): Don't return mode with bitsize
3835 larger than maxbits. Don't compute maxbits modulo align.
3836 Also check that unit bytes long store at bitpos / unit * unit
3837 doesn't affect bits beyond bitregion_end.
3838 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
3839 would not fit into bitregion_start ... bitregion_end + 1 bit region.
3840 (store_split_bit_field): Decrease unit close to end of bitregion_end
3841 if access is restricted in order to avoid mutual recursion.
3843 PR tree-optimization/53058
3844 * double-int.h (double_int_max_value, double_int_min_value): New
3846 * double-int.c (double_int_max_value, double_int_min_value): New
3848 * tree-vrp.c (register_edge_assert_for_2): Compare mask for LE_EXPR
3849 or GT_EXPR with double_int_max_value instead of double_int_mask.
3851 2012-04-25 Richard Guenther <rguenther@suse.de>
3853 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
3854 * tree-vect-loop.c (vect_transform_loop): Adjust.
3855 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Record
3856 the maximum number of iterations for the epilogue loop.
3857 (vect_loop_versioning): Remove case re-using the peeled epilogue loop.
3859 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3862 * c-typeck.c (set_nonincremental_init,
3863 set_nonincremental_init_from_string): Pass true instead of false
3864 as IMPLICIT to add_pending_init.
3866 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
3868 * c-typeck.c (pop_init_level): Improve diagnostics.
3870 2012-04-25 Uros Bizjak <ubizjak@gmail.com>
3872 * compare-elim.c (try_eliminate_compare): Also handle operands with
3873 implicit extensions.
3875 2012-04-25 Alan Modra <amodra@gmail.com>
3877 * config/rs6000/rs6000 (SAVE_INLINE_VRS, REST_INLINE_VRS,
3878 V_SAVE_INLINE, SAVRES_LR, SAVRES_SAVE, SAVRES_REG,
3879 SAVRES_GPR, SAVRES_FPR, SAVRES_VR): Define.
3880 (no_global_regs_above): Delete.
3881 (no_global_regs): New function.
3882 (rs6000_savres_strategy): Handle vector regs. Use proper lr_save_p
3883 value for load multiple test.
3884 (savres_routine_syms): Increase size.
3885 (rs6000_savres_routine_name, rs6000_savres_routine_sym,
3886 ptr_regno_for_savres, rs6000_emit_savres_rtx): Pass in int selector
3887 rather than a number of boolean flags. Update all callers.
3888 (rs6000_savres_routine_name): Generate vector save/restore names.
3889 (rs6000_savres_routine_sym): Handle vector regs. Delete forward decl.
3890 (ptr_regno_for_savres, rs6000_emit_savres_rtx): Likewise.
3891 (rs6000_emit_prologue): Delete saving_FPRs_inline, saving_GPRs_inline
3892 and using_store_multiple. Expand uses. Don't always use r11 as
3893 frame reg when needed for out-of-line saves. Set up initial offset
3894 for out-of-line vector saves when buying stack frame. Handle pointer
3895 reg setup for out-of-line fp save. Emit call to out-of-line vector
3896 save function. Choose r11 or r12 for vrsave reg when available for
3898 (rs6000_output_function_prologue): Don't emit .extern for ELF.
3899 (rs6000_emit_epilogue): Choose a better frame reg when restoring
3900 from back-chain to suit out-of-line vector restore functions. Emit
3901 call to out-of-line vector restore function. Adjust register used
3902 for cr restore. Tweak pointer register setup for gpr restore.
3903 * config/rs6000/rs6000.h (FIRST_SAVED_GP_REGNO): Take into account
3905 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Simplify.
3906 (V_SAVE_INLINE): Define.
3907 * config/rs6000/altivec.md (save_vregs_*, restore_vregs_*): New insns.
3909 2012-04-25 Alan Modra <amodra@gmail.com>
3911 * config/rs6000/rs6000.c (rs6000_savres_strategy): Allow
3912 out-of-line save/restore for large frames. Don't disable
3913 out-of-line saves on ABI_AIX when using static chain reg.
3914 (rs6000_emit_prologue): Adjust cr_save_regno on ABI_AIX to not
3915 clobber static chain reg, and tweak for out-of-line gpr saves
3918 2012-04-25 Alan Modra <amodra@gmail.com>
3920 * config/rs6000/rs6000.c (START_USE, END_USE, NOT_INUSE): Define.
3921 (rs6000_emit_prologue): Use the above to catch register overlap.
3923 2012-04-25 Alan Modra <amodra@gmail.com>
3925 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete forward
3926 decl. Move logic selecting update reg to callers. Update all callers.
3927 (rs6000_emit_allocate_stack): Add copy_off param.
3928 (emit_frame_save): Don't handle reg+reg addressing.
3929 (ptr_regno_for_savres): New function, extracted from..
3930 (rs6000_emit_savres_rtx): ..here. Add lr_offset param.
3931 (rs6000_emit_prologue): Generate frame_ptr_rtx as we need it.
3932 Set frame_reg_rtx to r11 whenever r11 is needed, and merge
3933 frame offset adjustment for out-of-line save with copy from sp.
3934 Simplify condition controlling whether cr is saved early or
3935 late. Use ptr_regno_for_savres to verify correct reg is set
3936 up for out-of-line saves. Pass the actual pointer reg used to
3937 rs6000_emit_savres_rtx so rtl matches insns in out-of-line
3938 function. Rearrange spe vars so code is similar to that
3939 elsewhere in this function. Don't update frame_off when spe
3940 save code will restore r11. Use emit_frame_save for spe and
3941 gpr saves. Consolidate darwin out-of-line gpr setup with that
3942 for other abis. Don't assume frame_offset is zero and frame
3943 reg is sp when setting up altivec reg saves, and calculate
3944 exact offset requirement.
3945 (rs6000_emit_epilogue): Use HOST_WIDE_INT for frame_off. Tidy
3946 spe restore code. Consolidate darwin out-of-line gpr setup
3947 with that for other abis.
3949 2012-04-25 Alan Modra <amodra@gmail.com>
3951 * config/rs6000/rs6000.c (rs6000_frame_related): Don't emit a
3952 REG_FRAME_RELATED_EXPR note when the instruction exactly matches
3954 (emit_frame_save): Delete frame_ptr param. Rename total_size to
3956 (rs6000_emit_prologue): Add sp_off. Update rs6000_frame_related
3957 and emit_frame_save calls. Cope with possibly missing note.
3959 2012-04-24 Sriraman Tallam <tmsriram@google.com>
3961 * config/i386/i386.c (build_processor_model_struct): New function.
3962 (make_var_decl): New function.
3963 (fold_builtin_cpu): New function.
3964 (ix86_fold_builtin): New function.
3965 (make_cpu_type_builtin): New function.
3966 (ix86_init_platform_type_builtins): New function.
3967 (ix86_expand_builtin): Expand new builtins by folding them.
3968 (ix86_init_builtins): Make new builtins to detect CPU type.
3969 (TARGET_FOLD_BUILTIN): New macro.
3970 (IX86_BUILTIN_CPU_INIT): New enum value.
3971 (IX86_BUILTIN_CPU_IS): New enum value.
3972 (IX86_BUILTIN_CPU_SUPPORTS): New enum value.
3973 * config/i386/i386-builtin-types.def: New function type.
3974 * testsuite/gcc.target/builtin_target.c: New testcase.
3975 * doc/extend.texi: Document builtins.
3977 2012-04-24 Olivier Hainque <hainque@adacore.com>
3979 * common.opt (gdwarf-): Initialize dwarf_version to -1 instead of 2.
3980 * toplev.c (process_options): Default to dwarf_version 2.
3981 * config/vxworks.c (vxworks_override_options): Default to strict-dwarf
3982 and dwarf_version 2.
3984 2012-04-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3986 * tree-pretty-print.h (default_tree_printer): Do not declare.
3987 * tree-diagnostic.c: Include tree-pretty-print.h, tree-pass.h and
3989 (default_tree_diagnostic_starter): Make static.
3990 (default_tree_printer): Move to here. Make static.
3991 (tree_diagnostics_defaults): New.
3992 * tree-diagnostic.h (default_tree_diagnostic_starter): Do not declare.
3993 * tree.c (free_lang_data): Use tree_diagnostics_defaults.
3994 * toplev.c: Do not include tree-pass.h.
3995 (default_tree_printer): Move from here.
3996 (general_init): Use tree_diagnostics_defaults.
3998 2012-04-24 Chao-ying Fu <fu@mips.com>
4000 * config.gcc (mips64*-*-linux*): Append mips/linux-common.h to tm_file.
4001 (mips*-*-linux*): Append mips/linux-common.h to tm_file.
4002 * config/mips/gnu-user.h
4003 (SUBTARGET_CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC directly.
4004 (GNU_USER_TARGET_LINK_SPEC): New define.
4005 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
4006 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC directly.
4007 (GNU_USER_TARGET_MATHFILE_SPEC): New define.
4008 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC and
4009 GNU_USER_TARGET_ENDFILE_SPEC.
4010 * config/mips/gnu-user64.h (LIB_SPEC): Remove.
4011 (GNU_USER_TARGET_LINK_SPEC): New define.
4012 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
4013 * config/mips/linux-common.h: New file.
4015 2012-04-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4018 * config/rs6000/rs6000-c.c (fully_fold_convert): New function.
4019 (altivec_build_resolved_builtin): Call fully_fold_convert.
4021 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
4024 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
4026 2012-04-24 Richard Guenther <rguenther@suse.de>
4028 PR tree-optimization/53085
4029 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
4032 2012-04-24 Richard Guenther <rguenther@suse.de>
4034 * tree-if-conv.c (main_tree_if_conversion): Move bb under
4037 2012-04-24 Jim Meyering <meyering@redhat.com>
4039 * genattrtab.c (gen_attr): Avoid NULL-deref after diagnosing
4040 absence of an define_enum call.
4042 2012-04-24 Richard Guenther <rguenther@suse.de>
4044 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): If
4045 the epilogue loop is not re-used as unvectorized version
4046 record the its maximum number of iterations.
4048 2012-04-24 Andrew Pinski <apinski@cavium.com>
4050 * tree-ssa-forwprop.c (simplify_bitwise_binary):
4051 Don't directly use def1/def2.
4053 2012-04-24 Richard Guenther <rguenther@suse.de>
4055 PR tree-optimization/53098
4056 * tree-vect-loop.c (vect_analyze_loop_operations): Fixup
4059 2012-04-24 Andrew Pinski <apinski@cavium.com>
4062 * tree-ssa-forwprop.c (defcodefor_name): New function.
4063 (simplify_bitwise_binary): Use defcodefor_name instead of manually
4064 Simplify "( X | Y) & X" to X and "( X & Y) | X" to X.
4065 Simplify "(~X | Y) & X" to "X & Y" and
4066 "(~X & Y) | X" to "X | Y".
4068 2012-04-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4070 * recog.c (insn_invalid_p): Add IN_GROUP parameter and use
4071 validate_change to add clobbers if IN_GROUP is nonzero.
4072 (verify_changes): Call insn_invalid_p with IN_GROUP set to true.
4073 * recog.h (insn_invalid_p): Add IN_GROUP parameter to function
4075 * gcse.c (process_insert_insn): Call insn_invalid_p with IN_GROUP
4077 * config/s390/s390.c (insn_invalid_p): Likewise.
4079 2012-04-24 Jakub Jelinek <jakub@redhat.com>
4082 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR of MEM_REF.
4083 (output_addressed_constants): Likewise.
4086 * varasm.c (get_section): Don't ICE for section conflicts with
4087 built-in section kinds.
4089 2012-04-23 DJ Delorie <dj@redhat.com>
4091 * config/s390/s390.h (LINK_SPEC): Remove, no longer needed.
4092 (LIBSTDCXX): Change to CPP2.
4094 2012-04-23 H.J. Lu <hongjiu.lu@intel.com>
4097 * opth-gen.awk: Check if MASK_ and TARGET_ macros are defined for
4100 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
4102 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
4103 (*addsi_2_zext): Ditto.
4104 (*add<mode>_3): Ditto.
4105 (*addsi_3_zext): Ditto.
4106 (*add<mode>_5): Ditto.
4108 2012-04-23 Andrew Pinski <apinski@cavium.com>
4110 * tree-ssa-forwprop.c (simplify_bitwise_binary): Simplify (A & B) OP0
4111 (C & B) to (A OP0) & B.
4113 2012-04-23 Martin Jambor <mjambor@suse.cz>
4115 * expr.c (expand_expr_real_1): Remove setting parent's alias set for
4116 temporaries created for a bitfield (reverting revision 122014).
4118 2012-04-23 Richard Guenther <rguenther@suse.de>
4120 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Gimplify
4121 the condition using is_gimple_condexpr and avoid the not necessary
4123 (set_prologue_iterations): Likewise.
4124 (vect_loop_versioning): Likewise.
4126 2012-04-23 Richard Guenther <rguenther@suse.de>
4128 PR tree-optimization/53070
4129 * tree-if-conv.c (combine_blocks): Free predicates in all blocks.
4130 (main_tree_if_conversion): Verify we succeeded in that.
4132 2012-04-23 Jan Hubicka <jh@suse.cz>
4134 * lto-symtab.c (lto_cgraph_replace_node): Do not call
4135 mark_reahcable_node.
4136 * cgraph.c (cgraph_remove_node): Do not clear reachable.
4137 (cgraph_mark_reachable_node): Remove.
4138 (cgraph_mark_force_output_node): Do not set reachable.
4139 (dump_cgraph_node): Do not dump reachable.
4140 (cgraph_create_virtual_clone): Do not set reachable.
4141 * cgraph.h (cgraph_node): Remove reachable flag.
4142 (varpool_node): Remove reachable flag.
4143 (cgraph_mark_if_needed): Remove.
4144 (cgraph_mark_reachable_node): Remove.
4145 * tree-emutls.c (ipa_lower_emutls): Do not check reachable.
4146 * cgraphunit.c (cgraph_finalize_function): Do not mark node as
4148 (cgraph_add_new_function): Likewise.
4149 (cgraph_mark_if_needed): Remove.
4150 (cgraph_analyze_function): Do not set target as reachable.
4151 (process_function_and_variable_attributes): Do not care about
4153 (cgraph_analyze_functions): Do not set reachable flags.
4154 (cgraph_mark_functions_to_output): Do not check reachability.
4155 (cgraph_copy_node_for_versioning): Do not set reachable flag.
4156 (dbxout_expand_expr): Update.
4157 * c-decl.c (merge_decls): Do not track changed externs.
4158 * ipa.c: Include pointer-set.h
4159 (enqueue_cgraph_node): Use reachable pointer set.
4160 (process_references): Likewise.
4161 (cgraph_remove_unreachable_nodes): Likewise.
4162 (whole_program_function_and_variable_visibility): Do not recompute
4164 * trans-mem.c (ipa_tm_execute): Do not check reachable flag.
4166 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
4168 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
4170 2012-04-23 Richard Guenther <rguenther@suse.de>
4173 * c-typeck.c (build_binary_op): Fix typo.
4175 2012-04-23 Jakub Jelinek <jakub@redhat.com>
4177 PR tree-optimizations/52891
4178 * tree-vect-patterns.c (adjust_bool_pattern): Use
4179 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
4180 but with non-standard precision.
4182 2012-04-22 Jan Hubicka <jh@suse.cz>
4184 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Bail out at NULL
4187 2012-04-22 Jan Hubicka <jh@suse.cz>
4189 * lto-symtab.c (lto_varpool_replace_node): Do not merge needed flags.
4190 * cgraphbuild.c (record_reference, record_type_list, mark_address,
4191 mark_load, mark_store): Do not mark varpool nodes as needed.
4192 * cgraph.c (cgraph_new_nodes): Remove.
4193 (cgraph_create_function_alias): Do not mark nodes as reachable.
4194 (cgraph_add_thunk): Likewise.
4195 (cgraph_mark_reachable_node): Do not manage the queue.
4196 * cgraph.h (cgraph_node): Remove next_needed.
4197 (varpool_nodes_queue): Remove next_needed and prev_needed.
4198 (x_cgraph_nodes_queue, x_cgraph_nodes_queue, cgraph_new_nodes): Remove.
4199 (cgraph_new_nodes): Declare.
4200 (x_varpool_nodes_queue, varpool_nodes_queue); Remove.
4201 (varpool_analyze_pending_decls): Remove.
4202 (varpool_analyze_node): New.
4203 (varpool_mark_needed_node): Remove.
4204 (varpool_first_variable, varpool_next_variable): New inlines.
4205 (varpool_first_static_initializer, varpool_next_static_initializer):
4207 (FOR_EACH_STATIC_VARIABLE): Remove unused walker.
4208 (varpool_first_defined_variable): New inline.
4209 (varpool_next_defined_variable): New inline
4210 (FOR_EACH_VARIABLE): Reimplement.
4211 (FOR_EACH_DEFINED_VARIABLE): Reimplement.
4212 * toplev.c (wrapup_global_declaration_2): Use analyzed instead of
4214 * cgraphunit.c (cgraph_new_nodes): Declare here.
4215 (enqueue_node): New function.
4216 (cgraph_process_new_functions): update for new
4217 node set; when constructing cgraph enqueue node for processing.
4218 (cgraph_add_new_function): Use new node set.
4219 (process_function_and_variable_attributes): Do not set varpool needed
4221 (referred_to_p): New function.
4222 (varpool_finalize_decl): Move here from varpool.c; enqueue needed node
4223 when varpool is in construction.
4224 (cgraph_analyze_functions): Rewrite.
4225 (cgraph_expand_all_functions): Update.
4226 (cgraph_output_in_order): Do not analyze pending decls; do not set
4228 (cgraph_optimize): Do not analyze pending decls.
4229 * lto-cgraph.c (input_varpool_node): Clear analyzed flag for objects
4230 in other partition; do not mark node as needed.
4231 * dwarf2out.c (reference_to_unused): Use analyzed flag.
4232 (premark_types_used_by_global_vars_helper): Likewise.
4233 * ipa.c (process_references): Do not call varpool_mark_needed_node.
4234 (cgraph_remove_unreachable_nodes): Do not rely on varpool and
4236 (function_and_variable_visibility): Do not mark node as needed.
4237 (whole_program_function_and_variable_visibility): Likewise.
4238 * Makefile.in (gt-varpool.h): No longer needed.
4239 * passes.c (execute_one_pass, execute_ipa_pass_list): Update.
4240 (ipa_write_summaries): Do not use needed flag.
4241 * varpool.c: Do not include gt-varpool.h
4242 (x_varpool_nodes_queue, x_varpool_last_needed_node,
4243 x_varpool_last_needed_node, x_varpool_first_unanalyzed_node,
4244 x_varpool_first_unanalyzed_node, varpool_assembled_nodes_queue):
4246 (varpool_remove_node): Do not update the lists.
4247 (dump_varpool_node): Do not dump needed flag.
4248 (varpool_enqueue_needed_node): Remove.
4249 (varpool_mark_needed_node): Remove.
4250 (varpool_reset_queue): Remove.
4251 (varpool_finalize_decl): Move to cgraphunit.c
4252 (varpool_analyze_node): New functions based on former
4253 varpool_analyze_pending_decls.
4254 (varpool_analyze_pending_decls): Remove.
4255 (varpool_assemble_decl): Do not update the lists.
4256 (enqueue_node): New function.
4257 (varpool_remove_unreferenced_decls): Rewrite.
4258 (varpool_empty_needed_queue): Remove.
4259 (add_new_static_var): Do not mark node as needed.
4260 (varpool_create_variable_alias): Handle expansion state
4262 * except.c (output_ttype): Do not mark node as needed.
4263 * varasm.c (mark_decl_referenced): Do not use mark_needed_node.
4264 * tree-profile.c (init_ic_make_global_vars, init_ic_make_global_vars):
4266 * tree-switch-conversion.c (build_one_array): Likewise.
4268 2012-04-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
4271 * doc/invoke.texi (pedantic): Rename to Wpedantic.
4272 * common.opt (Wpedantic): New.
4273 (pedantic): Alias Wpedantic.
4274 * diagnostic.c (warning_at): Likewise.
4275 * c-decl.c (diagnose_mismatched_decls): Likewise.
4276 (build_array_declarator): Likewise.
4277 (mark_forward_parm_decls):
4278 (check_bitfield_type_and_width): Likewise.
4279 (grokdeclarator): Likewise.
4280 (grokfield): Likewise.
4281 (finish_struct): Likewise.
4282 (build_enumerator): Likewise.
4283 (store_parm_decls_oldstyle): Likewise.
4284 (declspecs_add_qual): Likewise.
4285 (declspecs_add_type): Likewise.
4286 (finish_declspecs): Likewise.
4287 * c-typeck.c (composite_type): Likewise.
4288 (comp_target_types): Likewise.
4289 (build_array_ref): Likewise.
4290 (pointer_diff): Likewise.
4291 (build_unary_op): Likewise.
4292 (build_conditional_expr): Likewise.
4293 (build_c_cast): Likewise.
4294 (convert_for_assignment): Likewise.
4295 (maybe_warn_string_init): Likewise.
4296 (digest_init): Likewise.
4297 (pop_init_level): Likewise.
4298 (set_init_index): Likewise.
4299 (c_finish_goto_label): Likewise.
4300 (c_finish_return): Likewise.
4301 (do_case): Likewise.
4302 (build_binary_op): Likewise.
4303 * c-parser.c (static): Likewise.
4304 (c_parser_external_declaration): Likewise.
4305 (c_parser_declaration_or_fndef): Likewise.
4306 (c_parser_static_assert_declaration_no_se): Likewise.
4307 (c_parser_enum_specifier): Likewise.
4308 (c_parser_struct_or_union_specifier): Likewise.
4309 (c_parser_struct_declaration): Likewise.
4310 (c_parser_alignas_specifier): Likewise.
4311 (c_parser_braced_init): Likewise.
4312 (c_parser_initelt): Likewise.
4313 (c_parser_compound_statement_nostart): Likewise.
4314 (c_parser_conditional_expression): Likewise.
4315 (c_parser_alignof_expression): Likewise.
4316 (c_parser_postfix_expression): Likewise.
4317 (c_parser_postfix_expression_after_paren_): Likewise.
4318 (c_parser_objc_class_instance_variables): Likewise.
4319 (c_parser_objc_method_definition): Likewise.
4320 (c_parser_objc_methodprotolist): Likewise.
4322 2012-04-22 Ian Lance Taylor <iant@google.com>
4324 * godump.c (go_output_typedef): Dump size of structs.
4326 2012-04-22 Razya Ladelsky <razya@il.ibm.com>
4328 Correcting transform_to_exit_first_loop + fix to PR46886
4329 * tree-parloops.c (transform_to_exit_first_loop): Remove
4330 setting of number of iterations according to the loop pattern.
4331 Duplicate from entry to exit->src instead of loop->latch.
4332 (pallelize_loops): Remove the condition preventing do-while loops.
4333 * tree-cfg.c (bool bb_in_region_p): New.
4334 (gimple_duplicate_sese_tail): Adjust duplication of the the subloops.
4335 Adjust redirection of the duplicated iteration.
4337 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
4340 * rtl.def (ADDRESS): Use "i" rather than "w".
4341 * rtl.h (find_base_term): Delete.
4342 (may_be_sp_based_p): Declare.
4343 * rtl.c (rtx_code_size): Remove ADDRESS special case.
4344 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP)
4345 (UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Move to...
4347 (find_base_term): Make static.
4348 (may_be_sp_based_p): New function.
4349 * dse.c (record_store): Use it.
4350 * store-motion.c (store_killed_in_insn): Likewise.
4352 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
4354 * fold-const.c (fold_checksum_tree): Fix VECTOR_CST case.
4356 2012-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
4359 * c-typeck.c (inform_declaration): New.
4360 (build_function_call_vec): Do not pretty-print
4361 expressions when caret is enabled.
4362 (convert_arguments): Use inform_declaration.
4364 2012-04-20 Jim Meyering <meyering@redhat.com>
4366 * genmodes.c (make_complex_modes): Don't truncate a mode name of
4367 length 7 or more when prepending a "C". Suggested by Richard Guenther.
4369 2012-04-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4371 PR rtl-optimization/44214
4372 * fold-const.c (exact_inverse): New function.
4373 (fold_binary_loc): Fold vector and complex division by constant into
4374 multiply by recripocal with flag_reciprocal_math; fold vector division
4375 by constant into multiply by reciprocal with exact inverse.
4377 2012-04-20 Jan Hubicka <jh@suse.cz>
4379 * lto-symtab.c (lto_cgraph_replace_node): Merge needed instead of
4381 * cgraph.c (cgraph_add_thunk): Use mark_reachable_node.
4382 (cgraph_remove_node): Update.
4383 (cgraph_mark_needed_node): Remove.
4384 (cgraph_mark_force_output_node): New.
4385 (dump_cgraph_node): Do not dump needed flag.
4386 (cgraph_node_cannot_be_local_p_1): Update.
4387 (cgraph_can_remove_if_no_direct_calls_and_refs): Update.
4388 * cgraph.h (symtab_node_base): Add force_output flag.
4389 (cgraph_node): Remove needed flag.
4390 (varpool_node): Remove force_output flag.
4391 (cgraph_mark_needed_node): Remove.
4392 (cgraph_mark_force_output_node): New.
4393 (cgraph_only_called_directly_or_aliased_p,
4394 varpool_can_remove_if_no_refs, varpool_all_refs_explicit_p): Update.
4395 * ipa-cp.c (ipcp_generate_summary): Remove out of date assert.
4396 * cgraphunit.c (cgraph_decide_is_function_needed): rewrite.
4397 (cgraph_add_new_function): Update.
4398 (cgraph_mark_if_needed): Update.
4399 (verify_cgraph_node): Update.
4400 (cgraph_analyze_function): Alias target is reachable.
4401 (process_function_and_variable_attributes): Update: externally_visible
4402 flag makes function reachable.
4403 (cgraph_analyze_functions): Update dumping.
4404 * lto-cgraph.c (lto_output_node, lto_output_varpool_node,
4405 input_overwrite_node, input_varpool_node): Update streaming.
4406 * lto-streamer-out.c (produce_symtab): Use force_output.
4407 * ipa.c (process_references): Weakrefs must be processed.
4408 (cgraph_remove_unreachable_nodes): Likewise; update for new
4410 (varpool_externally_visible_p): Weakrefs are externally visible
4411 even if they are not.
4412 (function_and_variable_visibility): Update; when processing alias
4413 pair force the targets to be output.
4414 (whole_program_function_and_variable_visility): Use
4415 mark_reachable_node.
4416 * trans-mem.c (ipa_tm_mark_needed_node): Remove
4417 (ipa_tm_mark_force_output_node): New function.
4418 (ipa_tm_create_version_alias, ipa_tm_create_version): Update.
4419 * gimple-fold.c (can_refer_decl_in_current_unit_p): Be lax about
4421 * varasm.c (mark_decl_referenced): Update.
4422 (find_decl_and_mark_needed): Remove.
4423 (find_decl): New function.
4424 (weak_finish, finish_aliases_1, assemble_alias): Update; do not mark
4425 alias targets as needed.
4426 (dump_tm_clone_pairs): Update.
4427 * tree-inline.c (copy_bb): Update check.
4428 * symtab.c (dump_symtab_base): Dump force_output.
4429 * tree-ssa-structalias.c (ipa_pta_execute): Use force_output.
4430 * passes.c (execute_todo): Fix dumping.
4431 * varpool.c (decide_is_variable_needed, varpool_finalize_decl): Update.
4432 (varpool_analyze_pending_decls): Alias target is reachable.
4433 (varpool_create_variable_alias): Finalize weakrefs.
4435 2012-04-20 Jakub Jelinek <jakub@redhat.com>
4438 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP,
4439 UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Define.
4440 * alias.c (init_alias_targets): Use UNIQUE_BASE_VALUE_*
4441 macros instead of constants.
4442 * dse.c (record_store): Check for SP ADDRESS by comparing
4443 XWINT to UNIQUE_BASE_VALUE_SP instead of expecting
4444 XEXP to be stack_pointer_rtx.
4446 2012-04-20 Richard Guenther <rguenther@suse.de>
4448 * tree-ssa-copy.c (propagate_tree_value_into_stmt): Use
4449 update_call_from_tree when propagating into a call.
4451 2012-04-20 Alan Modra <amodra@gmail.com>
4453 * config/rs6000/rs6000.c (rs6000_emit_savres_rtx): Formatting.
4454 (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise. Rename
4455 sp_offset to frame_off. Move world save code earlier.
4457 2012-04-20 Richard Guenther <rguenther@suse.de>
4459 PR tree-optimization/53050
4460 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine):
4461 Do only one transform on COND_EXPRs at the same time.
4463 2012-04-19 Jan Hubicka <jh@suse.cz>
4465 * symtab.c (dump_symtab_base): Revert accidental checkin.
4467 2012-04-20 Alan Modra <amodra@gmail.com>
4470 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
4471 static chain, set REST_INLINE_FPRS too.
4473 2012-04-20 Thomas Schwinge <thomas@codesourcery.com>
4475 * tree-dump.c (dequeue_and_dump) <BIT_FIELD_REF>: Dump the three child
4478 2012-04-20 Richard Guenther <rguenther@suse.de>
4480 * tree-vect-loop.c (vect_analyze_loop_operations): Do not vectorize
4481 loops that can never run more often than the vectorization factor.
4483 2012-04-19 Jan Hubicka <jh@suse.cz>
4485 * symtab.c (dump_symtab_base): Fix dumping of asm lists.
4487 2012-04-19 David Edelsohn <dje.gcc@gmail.com>
4489 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
4491 2012-04-19 Jim Meyering <meyering@redhat.com>
4493 * genmodes.c (make_complex_modes): Avoid unnecessary use of strncpy.
4494 We verified above that the string(including trailing NUL) fits in buf,
4497 2012-04-19 Richard Guenther <rguenther@suse.de>
4499 * symtab.c (dump_symtab_base): Use TREE_STRING_POINTER
4500 for dumping DECL_SECTION_NAME.
4502 2012-04-19 Michael Matz <matz@suse.de>
4505 * tree.h (VECTOR_CST_NELTS): Use part number of types again.
4506 (struct tree_vector): Adjust GTY length.
4507 * tree.c (make_vector_stat): Don't set VECTOR_CST_NELTS.
4509 * gengtype.c (struct walk_type_data): Add in_record_p and loopcounter
4511 (walk_type, <TYPE_POINTER, TYPE_ARRAY>): Handle case where our
4512 caller emitted the length calulation already.
4513 (walk_type, <TYPE_UNION, TYPE_STRUCT>): Emit length calculations
4514 before handling any of the fields for structs.
4516 2012-04-19 Richard Guenther <rguenther@suse.de>
4518 PR tree-optimization/53031
4519 * tree-vrp.c (adjust_range_with_scev): Revert back to
4520 using max_loop_iterations.
4522 2012-04-19 Michael Matz <matz@suse.de>
4524 * diagnostic.c (emit_diagnostic): Move va_end call after user
4526 (warning, warning_at, pedwarn, permerror): Ditto.
4528 2012-04-19 Richard Guenther <rguenther@suse.de>
4530 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
4533 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
4536 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
4537 the case *(X+const).
4539 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4541 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
4543 2012-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
4546 * stmt.c (warn_if_unused_value): Skip NOP_EXPR.
4547 * convert.c (convert_to_integer): Don't set TREE_NO_WARNING.
4549 2012-04-19 Richard Guenther <rguenther@suse.de>
4551 PR rtl-optimization/44688
4552 * loop-iv.c (determine_max_iter): Only return max_iter.
4553 (iv_number_of_iterations): Also use the recorded loop bound
4554 on the maximum number of iterations.
4555 * loop-unroll.c (decide_unroll_runtime_iterations): Use
4556 max_iter to avoid unrolling loops that do not roll.
4557 (decide_unroll_stupid): Likewise.
4559 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
4561 * targhooks.c (default_case_values_threshold): Fix code style nit.
4563 * stmt.c (add_case_node, expand_case): Move logic to remove/reduce
4564 case range and type folding from here...
4565 * gimplify.c (gimplify_switch_expr): ... to here. Expect NULL_TREE
4566 type, as documented in tree.def.
4568 2012-04-18 Jan Hubicka <jh@suse.cz>
4570 * cgraph.h (verify_symtab, verify_symtab_node, verify_symtab_base):
4572 * cgraphunit.c (verify_cgraph_node): Verify symtab base; do not verify
4573 cgraph hash and same comdat groups.
4574 (cgraph_optimize): Verify symbol table.
4575 * ipa.c (cgraph_remove_unreachable_nodes): Verify symbol table.
4576 (dissolve_same_comdat_group_list): Work on symtab nodes.
4577 (function_and_variable_visibility): Dissolve variable same comdat group
4579 * symtab.c: Include timevar.h
4580 (verify_symtab_base, verify_symtab_node, verify_symtab): New functions.
4582 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
4584 * tree-switch-conversion.c (info): Remove global pass info.
4585 (check_range, check_process_case, check_final_bb, create_temp_arrays,
4586 free_temp_arrays, gather_default_values, build_constructors,
4587 array_value_type, build_one_array, build_arrays, gen_def_assigns,
4588 fix_phi_nodes, gen_inbound_check): Pass info around from ...
4589 (process_switch): ... here. Unify message format. Return a const
4590 char pointer to the failure reason message.
4591 (do_switchconv): Unify message format. Update process_switch usage.
4593 * tree.def (CASE_LABEL_EXPR): Fix documentation, mention all operands.
4594 * tree-cfg.c (edge_to_cases): Fix documentation.
4596 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
4598 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
4600 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4602 PR tree-optimization/52976
4603 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): Delete.
4604 (possibly_move_powi): New function.
4605 (rewrite_expr_tree): Call possibly_move_powi.
4606 (rewrite_expr_tree_parallel): Likewise.
4607 (attempt_builtin_powi): Change call of add_to_ops_vec_max_rank to
4608 call add_to_ops_vec instead.
4610 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4612 PR tree-optimization/52976
4613 * tree-ssa-reassoc.c (stmt_is_power_of_op): New function.
4614 (decrement_power): Likewise.
4615 (propagate_op_to_single_use): Likewise.
4616 (zero_one_operation): Handle __builtin_pow* calls in linearized
4617 expression trees; factor logic into propagate_op_to_single_use.
4618 (undistribute_ops_list): Allow operands with repeat counts > 1.
4620 2012-04-18 Richard Guenther <rguenther@suse.de>
4622 PR tree-optimization/44688
4623 * cfgloop.h (record_niter_bound): Declare.
4624 * tree-ssa-loop-niter.c (record_niter_bound): Export.
4625 Update the estimation with the upper bound here...
4626 (estimate_numbers_of_iterations_loop): ... instead of here.
4627 Do not forcefully reset a recorded upper bound.
4628 * tree-vect-loop-manip.c (vect_do_peeling_for_alignment):
4629 Record the maximum number of loop iterations of the prologue loop.
4631 2012-04-18 Jan Hubicka <jh@suse.cz>
4633 * lto-symtab.c (lto_cgraph_replace_node): Update.
4634 * cgraphbuild.c (record_reference, record_type_list,
4635 record_eh_tables, mark_address, mark_load, mark_store): Update.
4636 * cgraph.c (cgraph_same_body_alias, dump_cgraph_node,
4637 cgraph_create_virtual_clone, cgraph_for_node_thunks_and_aliases):
4639 * cgraph.h (symtab_node_def, symtab_node, const_symtab_node): Remove.
4640 (cgraph_alias_aliased_node, varpool_alias_aliased_node): Update.
4641 * reload.c: Fix typo in comment.
4642 * rtlanal.c: Likewise.
4643 * tree-emultls.c (gen_emutls_addr): Update.
4644 * ipa-reference.c (analyze_function): Update.
4645 * cgraphunit.c (cgraph_analyze_function,
4646 cgraph_process_same_body_aliases, assemble_thunks_and_aliases):
4648 * ipa-ref.c (ipa_record_reference): Reorg to avoid reference types.
4649 (ipa_remove_reference): Likewise.
4650 (ipa_remove_all_refering): Rename to ...
4651 (ipa_remove_all_referring): ... this one; update.
4652 (ipa_dump_references): Update.
4653 (ipa_dump_referring): Update.
4654 (ipa_clone_references): Update.
4655 (ipa_clone_refering): Rename to ...
4656 (ipa_clone_referring): ... this one; update.
4657 (ipa_ref_cannot_lead_to_return): Update.
4658 (ipa_ref_has_aliases_p): Update.
4659 * ipa-ref.h (symtab_node_def, symtab_node, const_symtab_node): New
4661 (ipa_ref_type): Remove.
4662 (ipa_ref_ptr_u): Remove.
4663 (ipa_ref): Remove referencing, refered, refered_index, refering_type
4664 and refered_type; add referring, referred and referred_index.
4665 (ipa_ref_list): Rename refering to referring.
4666 (ipa_record_reference, ipa_remove_all_referring, ipa_dump_referring,
4667 ipa_clone_references, ipa_clone_referring): Update prototypes.
4668 * lto-cgraph.c (referenced_from_other_partition_p): Update.
4669 (lto_output_ref): Update.
4670 (add_references): Update.
4671 (input_varpool_node): Update.
4672 (input_refs): Update.
4673 * ipa-ref-inline.h (ipa_ref_node): Update.
4674 (ipa_ref_varpool_node): Update.
4675 (ipa_ref_referring_node): Update.
4676 (ipa_ref_referring_varpool_node): Update.
4677 (ipa_ref_referring_ref_list): Update.
4678 (ipa_ref_referred_ref_list): Update.
4679 (ipa_ref_list_first_referring): Update.
4680 (ipa_empty_ref_list): Update.
4681 (ipa_ref_list_refering_iterate): Rename to ...
4682 (ipa_ref_list_referring_iterate): ... this one.
4683 * cse.c: Update comment.
4684 * ipa-utils.c (ipa_reverse_postorder): Update.
4685 * tree-ssa-alias.c: Update.
4686 * ipa-inline.c (reset_edge_caches): Update.
4687 (update_caller_keys): Update.
4688 * ipa-inline.h: Update comments.
4689 * jump.c: Update comment.
4690 * alias.c: Likewise.
4691 * ipa.c (process_references): Update.
4692 (cgraph_remove_unreachable_nodes): Likewise.
4693 (ipa_discover_readonly_nonaddressable_var): Likewise.
4694 (cgraph_address_taken_from_non_vtable_p): Likewise.
4695 * trans-mem.c (ipa_tm_execute): Update.
4696 * simplify-rtx.c: Fix comment.
4697 * rtl.c: Fix comment.
4698 * symtab.c (symtab_unregister_node): Update.
4699 * varpool.c (dump_varpool_node): Update.
4700 (varpool_analyze_pending_decls): Update.
4701 (assemble_aliases): Update.
4702 (varpool_for_node_and_aliases): Update.
4704 2012-04-18 Richard Guenther <rguenther@suse.de>
4706 * cfgloop.h (estimate_numbers_of_iterations_loop): Remove
4707 use_undefined_p parameter.
4708 * tree-flow.h (estimate_numbers_of_iterations): Likewise.
4709 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
4711 (estimate_numbers_of_iterations): Likewise.
4712 (estimated_loop_iterations): Adjust.
4713 (max_loop_iterations): Likewise.
4714 (scev_probably_wraps_p): Likewise.
4715 * tree-ssa-loop.c (tree_ssa_loop_bounds): Likewise.
4716 * tree-vrp.c (adjust_range_with_scev): Use max_stmt_executions,
4717 not max_loop_iterations.
4718 (execute_vrp): Remove explicit number of iterations estimation.
4720 2012-04-18 Enkovich Ilya <ilya.enkovich@intel.com>
4722 * config/i386/linux-common.h: New.
4724 * config.gcc: Add i386/linux-common.h before
4725 all i386/linux.h and i386/linux64.h usages.
4727 * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): New.
4728 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
4729 * config/i386/gnu-user64.h: Likewise.
4731 * config/i386/gnu-user.common.h (GNU_USER_TARGET_CC1_SPEC): New.
4732 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC.
4733 (GNU_USER_TARGET_MATHFILE_SPEC): New.
4734 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC.
4736 2012-04-18 Jan Hubicka <jh@suse.cz>
4738 * cgraph.c (cgraph_node_name): Remove.
4739 (dump_cgraph_node): Use dump_symtab_base; reformat.
4740 * cgraph.h (symtab_node_asm_name, symtab_node_name, dump_symtab,
4741 debug_symtab, dump_symtab_node, debug_symtab_node, dump_symtab_base):
4743 (cgraph_node_name, varpool_node_name): Remove.
4744 (cgraph_node_asm_name, varpool_node_asm_name,
4745 cgraph_node_name, varpool_node_name): New.
4746 * tree-pass.h (TODO_dump_cgraph): Rename to ...
4747 (TODO_dump_symtab): ... this one.
4748 * ipa-cp (pass_ipa_cp): Update.
4749 * ia-reference.c (generate_summary, read_write_all_from_decl,
4750 propagate, ipa_reference_read_optimization_summary): Update.
4751 * cgraphunit.c (cgraph_analyze_functions): Update.
4752 (cgraph_optimize): Update.
4753 * ipa-ref.c (ipa_dump_references): Update.
4754 (ipa_dump_refering): Update.
4755 * ipa-inline.c (pass_ipa_inline): Update.
4756 * matrix-reorg.c (pass_ipa_matrix_reorg): Update.
4757 * ipa.c (pass_ipa_function_visibility,
4758 pass_ipa_whole_program_visibility): Update.
4759 * tree-sra.c (pass_early_ipa_sra): Update.
4760 * symtab.c: Include langhooks.h
4761 (symtab_node_asm_name): New.
4762 (symtab_node_name): New.
4763 (symtab_type_names): New static var.
4764 (dump_symtab_base): New.
4765 (dump_symtab_node, dump_symtab): New.
4766 (debug_symtab_node, debug_symtab): New.
4767 * tree-ssa-structalias.c: Dump symbol table.
4768 * pases.c (execute_todo): Handle TODO_dump_symtab instead
4769 of TODO_dump_cgraph.
4770 * varpoo.c (varpool_node_name): Remove.
4771 (dump_varpool_node): Use dump_symtab_base; reformat.
4773 2012-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
4775 * doc/invoke.texi (Language Independent Options): @item should be
4778 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
4781 * rtl.c (rtx_code_size): Handle ADDRESS.
4783 2012-04-17 Tom de Vries <tom@codesourcery.com>
4785 * tree-iterator.c (append_to_statement_list_1): Handle case that *list_p
4788 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
4791 * config/i386/sync.md (atomic_<code><mode>): Rename to
4792 atomic_<logic><mode>.
4794 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
4796 * rtl.def (ADDRESS): Turn operand into a HOST_WIDE_INT.
4797 * alias.c (reg_base_value): Expand and update comment.
4798 (arg_base_value): New variable.
4799 (unique_id): Move up file.
4800 (unique_base_value, unique_base_value_p, known_base_value_p): New.
4801 (find_base_value): Use arg_base_value and known_base_value_p.
4802 (record_set): Document REG_NOALIAS handling. Use unique_base_value.
4803 (find_base_term): Use known_base_value_p.
4804 (base_alias_check): Use unique_base_value_p.
4805 (init_alias_target): Initialize arg_base_value. Use unique_base_value.
4806 (init_alias_analysis): Use 1 as the first id for REG_NOALIAS bases.
4808 2012-04-17 Pat Haugen <pthaugen@us.ibm.com>
4810 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Remove DImode.
4812 2012-04-17 Michael Matz <matz@suse.de>
4814 PR tree-optimization/18437
4815 * tree-vectorizer.h (_stmt_vec_info.stride_load_p): New member.
4816 (STMT_VINFO_STRIDE_LOAD_P): New accessor.
4817 (vect_check_strided_load): Declare.
4818 * tree-vect-data-refs.c (vect_check_strided_load): New function.
4819 (vect_analyze_data_refs): Use it to accept strided loads.
4820 * tree-vect-stmts.c (vectorizable_load): Ditto and handle them.
4822 2012-04-17 Richard Guenther <rguenther@suse.de>
4825 * tree-eh.c (cleanup_empty_eh_merge_phis): Properly discard
4826 loops when redirecting an entry or latch edge.
4828 2012-04-17 Bernd Schmidt <bernds@codesourcery.com>
4830 * sel-sched.c (sel_global_init): Revert previous change.
4832 2012-04-17 Richard Guenther <rguenther@suse.de>
4834 * tree-flow.h (array_at_struct_end_p): Move declaration ...
4835 * tree.h (array_at_struct_end_p): ... here.
4836 * tree-ssa-loop-niter.c (array_at_struct_end_p): Move ...
4837 * expr.c (array_at_struct_end_p): ... here. Rewrite.
4839 2012-04-17 Steven Bosscher <steven@gcc.gnu.org>
4841 * stmt.c (cost_table_, use_cost_table, cost_table_initialize,
4842 COST_TABLE): Remove.
4843 (estimate_case_costs): Remove.
4844 (expand_case): Do not call estimate_case_costs
4845 to set use_cost_table.
4846 (balance_case_nodes): Do not use use_cost_table.
4848 2012-04-16 Jan Hubicka <jh@suse.cz>
4850 * cgraph.c (cgraph_hash, assembler_name_hash): Remove.
4851 (hash_node, eq_node): Remove.
4852 (cgraph_create_node): Do not handle hashtable.
4853 (cgraph_get_node): Remove.
4854 (cgraph_insert_node_to_hashtable): Remove.
4855 (hash_node_by_assembler_name): Remove.
4856 (eq_assembler_name): Remove.
4857 (cgraph_node_for_asm): Rewrite.
4858 (cgraph_find_replacement_node): Break out from ...
4859 (cgraph_remove_node): ... here; do not maintain hashtables.
4860 (change_decl_assembler_name): Remove.
4861 (cgraph_clone_node): Do not maintain hashtables.
4862 * cgraph.h (const_symtab_node): New typedef.
4863 (cgraph_insert_node_to_hashtable): Remove.
4864 (symtab_get_node, symtab_node_for_asm,
4865 symtab_insert_node_to_hashtable): Declare.
4866 (cgraph_find_replacement_node): Declare.
4867 (cgraph_get_node, varpool_get_node): Turn into inlines.
4868 (cgraph, varpool): Work sanely on NULL pointers.
4869 (FOR_EACH_SYMBOL): New walker.
4870 * ipa-inline-transform.c (save_inline_function_body): Use
4871 symtab_insert_node_to_hashtable.
4872 * symtab.c: Include ggc.h and diagnostics.h
4873 (symtab_hash, assembler_name_hash): New static vars;
4874 (hash_node, eq_node, hash_node_by_assembler_name,
4875 eq_assembler_name, insert_to_assembler_name_hash,
4876 unlink_from_assembler_name_hash): New.
4877 (symtab_register_node): Update hashtables.
4878 (symtab_insert_node_to_hashtable): New.
4879 (symtab_unregister_node): Update hashtables.
4880 (symtab_get_node): New.
4881 (symtab_node_for_asm): New.
4882 (change_decl_assembler_name): New.
4883 * Makefile.in (symtab.o): Needs GTY.
4884 * varpool.c (varpool_hash): Remove.
4885 (hash_varpool_node, eq_varpool_node, varpool_get_node): Remove.
4886 (varpool_node): Rewrite using varpool_get_node.
4887 (varpool_remove_node): DO not maintain hashtables.
4888 (varpool_node_for_asm): Rewrite.
4890 2012-04-16 Sandra Loosemore <sandra@codesourcery.com>
4892 * doc/invoke.texi: Copy-edit to put verbs in the present tense
4893 when describing the current behavior of GCC.
4895 2012-04-16 Richard Sandiford <rdsandiford@googlemail.com>
4897 * genemit.c (gen_exp): Remove ADDRESS handling.
4898 * genoutput.c (scan_operands): Likewise.
4899 * genpeep.c (match_rtx): Likewise.
4900 * genrecog.c (add_to_sequence): Likewise.
4902 2012-04-16 David Edelsohn <dje.gcc@gmail.com>
4904 * doc/install.texi (Specific, *-ibm-aix*): Update assembler bug status.
4906 2012-04-16 Martin Jambor <mjambor@suse.cz>
4908 * tree-sra.c (build_ref_for_model): Create COMPONENT_REFs only for
4911 2012-04-16 Ulrich Weigand <ulrich.weigand@linaro.org>
4914 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
4915 hints for 'A' operand types.
4917 2012-04-16 Jan Hubicka <jh@suse.cz>
4919 * cgraph.h (symtab_node_base): Add next and previous pointers.
4920 (cgraph_node): Remove next and preivous pointers.
4921 (varpool_node): Likewise; remove next/previous GTY marker;
4922 it is not type safe.
4923 (symtab_node_def): Update GTY marker
4924 (x_cgraph_nodes, cgraph_nodes): Remove.
4925 (symtab_nodes): New function.
4926 (cgraph_order): Rename to ...
4927 (symtab_order): ... this one.
4928 (symtab_register_node, symtab_unregister_node, symtab_remove_node):
4930 (x_varpool_nodes, varpool_nodes): Remove.
4931 (FOR_EACH_STATIC_VARIABLE): Update.
4932 (symtab_function_p, symtab_variable_p): New function.
4933 (FOR_EACH_VARIABLE): Update.
4934 (varpool_first_variable, varpool_next_variable): New functions.
4935 (FOR_EACH_VARIABLE): Update.
4936 (cgraph_first_defined_function): Update.
4937 (cgraph_next_defined_function, cgraph_next_defined_function): Update.
4938 (FOR_EACH_DEFINED_FUNCTION, FOR_EACH_FUNCTION): Update.
4939 (cgraph_first_function, cgraph_next_function): New.
4940 (FOR_EACH_FUNCTION): Update.
4941 (cgraph_first_function_with_gimple_body,
4942 cgraph_next_function_with_gimple_body): Update.
4943 * symtab.c: New file.
4944 * cgraph.c: Update copyright dates.
4945 (x_cgraph_nodes, cgraph_order): Remove.
4946 (NEXT_FREE_NODE): Update.
4947 (SET_NEXT_FREE_NODE): New.
4948 (cgraph_create_node_1): Remove common code.
4949 (cgraph_create_node): Remove common code; call symtab_register_node.
4950 (cgraph_remove_node): Remove common code; call symtab_unregister-node.
4951 (cgraph_add_asm_node): Update.
4952 (cgraph_clone_node): Register new node.
4953 * cgraphunit.c (process_function_and_variable_attributes): Update.
4954 (cgraph_analyze_functions): Update.
4955 (cgraph_analyze_functions): Update.
4956 (cgraph_output_in_order): Update.
4957 * lto-cgraph.c (input_node, input_varpool_node, input_cgraph_1):
4959 * ipa-inline.c (recursive_inlining): Update.
4960 * lto-streamer-in.c (lto_input_toplevel_asms): Update.
4961 * ipa.c (cgraph_remove_unreachable_nodes): Update.
4962 * Makefile.in: Add symtab.o
4963 * varpool.c (x_varpool_nodes): Remove
4964 (varpool_node): Remove common code; call symtab_register_node.
4965 (varpool_remove_node): Remove common code; call symtab_unregister_node.
4967 2012-04-16 Richard Guenther <rguenther@suse.de>
4970 * tree.h (VECTOR_CST_NELTS): Adjust.
4971 (struct tree_vector): Add explicit length field.
4972 (make_vector_stat): Declare.
4973 (make_vector): Define.
4974 * tree.c (make_vector_stat): New function.
4975 (build_vector_stat): Use it.
4976 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
4978 2012-04-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4980 PR tree-optimization/52976
4981 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): New function.
4982 (undistribute_ops_list): Ops with repeat counts aren't eligible for
4984 (attempt_builtin_powi): Call add_to_ops_vec_max_rank.
4986 2012-04-16 Jan Hubicka <jh@suse.cz>
4988 * cgraph.h (FOR_EACH_VARIABLE, FOR_EACH_VARIABLE, FOR_EACH_FUNCTION):
4990 * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Use FOR_EACH
4991 walkers to walk cgraph and varpool.
4992 * cgraph.c (cgraph_node_for_asm): Likewise.
4993 (dump_cgraph): Likewise.
4994 * value-prof.c (init_node_map): Likewise.
4995 * tree.c (free_lang_data_in_cgraph): Likewise.
4996 * tree-emutls.c: (ipa_lower_emutls): Likewise.
4997 * ipa-reference.c (generate_summary, propagate): Likewise.
4998 * cgraphunit.c (verify_cgraph, cgraph_process_same_body_aliases,
4999 cgraph_mark_functions_to_output, cgraph_output_in_order,
5000 output_weakrefs, cgraph_materialize_all_clones,
5001 cgraph_optimize): Likewise.
5002 * lto-cgraph.c (merge_profile_summaries): Likewise.
5003 (input_cgraph): Likewise.
5004 * ipa-pure-const.c (generate_summary): Likewise.
5005 (propagate): Likwise.
5006 * ipa-utils.c (ipa_reduced_postorder): Likewise.
5007 (ipa_free_postorder_info): Likewise.
5008 (ipa_reverse_postorder): Likewise.
5009 * ipa-inline.c (ipa_inline): Likewise.
5010 * matrix-reorg.c (find_matrices_decl): Likewise.
5011 (matrix_reorg): Likewise.
5012 * tree-vectorizer.c (increase_alignment): Likewise.
5013 * ipa.c (cgraph_remove_unreachable_nodes): Likewise.
5014 (function_and_variable_visibility): Likewise.
5015 (whole_program_function_and_variable_visibility): Likewise.
5016 (ipa_cdtor_merge): Likewise.
5017 * trans-mem.c (ipa_tm_execute): Likewise.
5018 * ipa-inline-analysis.c (dump_inline_summaries): Likewise.
5019 * ipa-prop.c (ipa_print_all_jump_functions): Likewise.
5020 (ipa_print_all_params): Likewise.
5021 (ipa_update_after_lto_read): Likewise.
5022 * tree-profie.c (tree_profiling): Likewise.
5023 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
5024 * passes.c (dump_passes): Likewise.
5025 (do_per_function): Likewise.
5026 (ipa_write_summaries): Likewise.
5027 * varpool.c (dump_varpool): Likewise.
5028 (varpool_node_for_asm): Likewise.
5029 (varpool_assemble_pending_decls): Likewise.
5031 2012-04-16 Richard Guenther <rguenther@suse.de>
5033 PR tree-optimization/52975
5034 * tree-if-conv.c (predicate_bbs): Do not simplify inverted
5035 condition but always mark it with TRUTH_NOT_EXPR.
5037 2012-04-16 Richard Guenther <rguenther@suse.de>
5039 PR tree-optimization/52975
5040 * tree-ssa-forwprop.c (combine_cond_exprs): New function.
5041 (ssa_forward_propagate_and_combine): Call it for COND_EXPRs
5042 and VEC_COND_EXPRs. Also combine into VEC_COND_EXPRs condition.
5043 * fold-const.c (operand_equal_p): Handle TARGET_MEM_REF.
5045 2012-04-14 Uros Bizjak <ubizjak@gmail.com>
5047 * config/i386/sse.md (ssse3_plusminus): New code iterator.
5048 (avx2_ph<plusminus_mnemonic>wv16hi3): Macroize insn from
5049 avx2_ph{add,adds,sub,subs}wv16hi3 using ssse3_plusminus code iterator.
5050 (ssse3_ph<plusminus_mnemonic>wv8hi3): Macroize insn from
5051 ssse3_ph{add,adds,sub,subs}wv8hi3 using ssse3_plusminus code iterator.
5052 (ssse3_ph<plusminus_mnemonic>wv4hi3): Macroize insn from
5053 ssse3_ph{add,adds,sub,subs}wv4hi3 using ssse3_plusminus code iterator.
5055 (avx2_ph<plusminus_mnemonic>dv8si3): Macroize insn from
5056 avx2_ph{add,adds,sub,subs}dv8si3 using plusminus code iterator.
5057 (ssse3_ph<plusminus_mnemonic>dv4si3): Macroize insn from
5058 ssse3_ph{add,adds,sub,subs}dv4si3 using plusminus code iterator.
5059 (ssse3_ph<plusminus_mnemonic>dv2si3): Macroize insn from
5060 ssse3_ph{add,adds,sub,subs}dv2si3 using plusminus code iterator.
5062 (xop_plus): New code iterator.
5063 (macs): New code attribute.
5065 (xop_p<macs><ssemodesuffix><ssemodesuffix>): Macroize insn from
5066 xop_pmacs{,s}{ww,dd} using xop_plus code iterator and VI24_128 mode
5068 (xop_p<macs>dql): Macroize insn from xop_pmacs{,s}dql using
5069 xop_plus code iterator.
5070 (xop_p<macs>dqh): Macroize insn from xop_pmacs{,s}dqh using
5071 xop_plus code iterator.
5072 (xop_p<macs>wd): Macroize insn from xop_pmacs{,s}wd using
5073 xop_plus code iterator.
5074 (xop_p<madcs>wd): Macroize insn from xop_pmadcs{,s}wd using
5075 xop_plus code iterator.
5077 (xop_phadd<u>bw): Macroize insn from xop_phadd{,u}bw usign
5078 any_extend code iterator.
5079 (xop_phadd<u>bd): Macroize insn from xop_phadd{,u}bd usign
5080 any_extend code iterator.
5081 (xop_phadd<u>bq): Macroize insn from xop_phadd{,u}bq usign
5082 any_extend code iterator.
5083 (xop_phadd<u>wd): Macroize insn from xop_phadd{,u}wd usign
5084 any_extend code iterator.
5085 (xop_phadd<u>wq): Macroize insn from xop_phadd{,u}wq usign
5086 any_extend code iterator.
5087 (xop_phadd<u>dq): Macroize insn from xop_phadd{,u}dq usign
5088 any_extend code iterator.
5090 2012-04-14 Tom de Vries <tom@codesourcery.com>
5092 * cfgcleanup.c (try_optimize_cfg): Replace call to delete_insn_chain by
5093 call to delete_insn. Remove code to reorder BASIC_BLOCK note and
5094 DELETED_LABEL note, and move it to ...
5095 * cfgrtl.c (delete_insn): ... here. Change return type to void.
5096 (delete_insn_and_edges): Likewise.
5097 (delete_insn_chain): Handle new return type of delete_insn. Delete
5098 chain backwards rather than forwards.
5099 * rtl.h (delete_insn, delete_insn_and_edges): Change return type to
5101 * cfglayout.c (fixup_reorder_chain): Delete unused label.
5103 2012-04-14 Jan Hubicka <jh@suse.cz>
5105 * cgraph.h: Update copyrights;
5106 (symtab_node): Turn to union typedef.
5107 (symtab_node_base): New structure.
5108 (symtab_type): Add SYMTAB_SYMBOL tag.
5109 (cgraph_node): Annotate some pinters with nested_ptr.
5110 (varpool_node): Likewise.
5111 (cgraph_local_info): Remove lto_file_data
5112 and externally_visible.
5113 (cgraph_node): Remove decl; same_comdat_group list;
5114 aux; ref_list; order; address_taken; reachable_from_other_parittion,
5115 in_other_partition; resolution.
5116 (varpool_node): Remove decl; same_comdat_group;
5117 ref_list; lto_file_data; aux; order; resolution; externally_visible;
5118 used_from_other_partition; in_other_partition.
5119 (symtab_node_def): New union.
5120 (cgraph, varpool): Update.
5121 (varpool_first_static_initializer, varpool_next_static_initializer,
5122 cgraph_only_called_directly_or_aliased_p,
5123 varpool_can_remove_if_no_refs, varpool_can_remove_if_no_refs,
5124 varpool_all_refs_explicit_p, cgraph_alias_aliased_node,
5125 varpool_alias_aliased_node, cgraph_edge_recursive_p): Update
5127 * cgraph.c: Likewise.
5128 (cgraph_hash, assembler_name_hash): Turn into symtab_node.
5129 * cgraphbuild.c: Likewise.
5130 * lto-symtab.c: Likewise.
5131 * c-gimplify.c: Likewise.
5132 * value-prof.c: Likewise.
5134 * ipa-cp.c: Likewise.
5135 * tree-emutls.c: Likewise.
5136 * ipa-inline-transform.c: Likwise.
5137 * ipa-reference.c: Likewise.
5138 * cgraphunit.c: Likewise.
5139 * ipa-ref.c: Likewise.
5140 * lto-cgraph.c: Likewise.
5141 * ipa-ref-inline.h: Likewise.
5142 * ipa-pure-const.c: Likewise.
5143 * lto-streamer-out.c: Likewise.
5144 * ipa-utils.c: Likewise.
5145 * ipa-inline.c: Likewise.
5146 * matrix-reorg.c: Likewise.
5147 * tree-eh.c: Likewise.
5148 * tree-vectorizer.c: Likewise.
5149 * ipa-split.c: Likewise.
5151 * trans-mem.c: Likewise.
5152 * ipa-inline-analysis.c: Likewise.
5153 * gimplify.c: Likewise.
5154 * cfgexpand.c: Likewise.
5155 * tree-sra.c: Likewise.
5156 * ipa-prop.c: Likewise.
5157 * varasm.c: Likewise.
5158 * tree-nested.c: Likewise.
5159 * tree-inline.c: Likewise.
5160 * tree-profile.c: Likewise.
5161 * tree-ssa-structalias.c: Likewise.
5162 * passes.c: Likewise.
5163 * varpool.c: Likewise.
5165 2012-04-14 Tom de Vries <tom@codesourcery.com>
5167 * tree-ssa-tail-merge.c (stmt_local_def): New function, factored out of
5168 same_succ_hash, with local_def inlined. Use SINGLE_SSA_DEF_OPERAND.
5169 Use FOR_EACH_IMM_USE_FAST instead of FOR_EACH_IMM_USE_STMT. Remove use
5171 (gsi_advance_fw_nondebug_nonlocal): New function.
5172 (local_def): Removed function.
5173 (same_succ_hash): Use stmt_local_def.
5174 (same_succ_equal): Use gsi_advance_fw_nondebug_nonlocal.
5175 (gsi_advance_bw_nondebug_nonlocal): Use stmt_local_def.
5177 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
5179 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
5180 and __ILP32__ for x32.
5182 2012-04-13 Martin Jambor <mjambor@suse.cz>
5185 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
5186 fold_ctor_reference returns a zero constant.
5188 2012-04-13 Enkovich Ilya <ilya.enkovich@intel.com>
5190 * config.gcc: Add i386/gnu-user-common.h before all
5191 i386/gnu-user.h and i386/gnu-user64.h usages.
5193 * config/i386/gnu-user-common.h: New.
5195 * config/i386/gnu-user.h (CPP_SPEC): Moved to gnu-user-common.h.
5196 (CC1_SPEC): Likewise.
5197 (ENDFILE_SPEC): Likewise.
5198 (DEFAULT_PCC_STRUCT_RETURN): Likewise.
5199 (TARGET_TLS_DIRECT_SEG_REFS_DEFAULT): Likewise.
5200 (TARGET_OS_CPP_BUILTINS): Likewise.
5201 (LIBGCC2_HAS_TF_MODE): Likewise.
5202 (LIBGCC2_TF_CEXT): Likewise.
5203 (TF_SIZE): Likewise.
5204 (TARGET_ASM_FILE_END): Likewise.
5205 (STACK_CHECK_MOVING_SP): Likewise.
5206 (STACK_CHECK_STATIC_BUILTIN): Likewise.
5207 * config/i386/gnu-user64.h: Likewise.
5209 2012-04-13 Martin Jambor <mjambor@suse.cz>
5211 * expr.c (expand_expr_real_1): Pass type, not the expression, to
5212 set_mem_attributes for a memory temporary. Do not call the function
5213 for the memory temporary created for a bitfield.
5215 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
5218 * df.h (enum debug_temp_where): New.
5219 (dead_debug_init, dead_debug_finish) Declare.
5220 (dead_debug_add, dead_debug_insert_temp): Declare.
5221 (struct dead_debug_use, struct dead_debug): Moved from...
5222 * df-problems.c: ... here.
5223 (df_set_unused_notes_for_mw): Bind debug uses of unused regno
5225 (df_create_unused_note): Likewise.
5226 (df_set_dead_notes_for_mw): Move comment where it belongs.
5227 (dead_debug_init): Export.
5228 (dead_debug_reset_uses): New, factored out of...
5229 (dead_debug_finish): ...this. Export.
5230 (dead_debug_reset): Remove.
5231 (dead_debug_add): Export.
5232 (dead_debug_insert_before): Rename to...
5233 (dead_debug_insert_temp): ... this. Add where argument. Export.
5234 Locate stored value for BEFORE_WITH_VALUE. Avoid repeat inserts.
5235 Return insertion count.
5236 (df_note_bb_compute): Adjust.
5237 * dce.c (word_dce_process_block): Adjust dead debug uses.
5238 (dce_process_block): Likewise.
5240 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
5242 * df-problems.c (df_note_bb_compute): Do not take note of
5243 debug uses for whose REGs we won't emit DEAD or UNUSED notes.
5245 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
5248 * var-tracking.c (expand_depth): New type.
5249 (onepart_aux, expand_loc_callback_data): Change depth type to it.
5250 (loc_exp_dep_alloc): Adjust initializer.
5251 (update_depth): Use new type. Add entryvals.
5252 (vt_expand_var_loc_chain): Take note of expansions with
5253 ENTRY_VALUEs, but don't accept them right away. Run an optional
5254 second pass accepting the minimum ENTRY_VALUE count found in the
5256 (vt_expand_loc_callback, INIT_ELCD): Adjust.
5258 2012-04-13 Tom de Vries <tom@codesourcery.com>
5260 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
5261 parameters vuse and vuse_escaped.
5262 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
5263 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
5266 2012-04-13 Richard Guenther <rguenther@suse.de>
5268 PR tree-optimization/52969
5269 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
5270 the condition for the COND_EXPR and handle predicate negation
5271 by swapping the COND_EXPR arms.
5273 2012-04-13 Nick Clifton <nickc@redhat.com>
5275 * config/rl78/rl78.c (rl78_devirt_pass): Remove use of
5276 TODO_dump_func flag.
5278 2012-04-13 Andrey Belevantsev <abel@ispras.ru>
5280 PR rtl-optimization/52203
5281 PR rtl-optimization/52715
5283 Revert the 2012-03-07 fix for PR 52203.
5284 * sel-sched.c (reset_sched_cycles_in_current_ebb): Check that
5285 the insn does not modify DFA right before issuing, adjust
5286 issue_rate accordingly.
5288 2012-04-13 Richard Guenther <rguenther@suse.de>
5291 * c-typeck.c (pointer_diff): Remove bogus assert.
5293 2012-04-13 Richard Guenther <rguenther@suse.de>
5296 * convert.c (convert_to_pointer): Remove special-casing of zero.
5298 2012-04-13 Joey Ye <joey.ye@arm.com>
5300 * config/arm/constraints.md (Pe): New constraint.
5301 * config/arm/arm.md: New split for imm 256-510.
5303 2012-04-13 Terry Guo <terry.guo@arm.com>
5305 * config/arm/arm-cores.def: Added core cortex-m0plus.
5306 * config/arm/arm-tune.md: Regenerated.
5307 * config/arm/arm-tables.opt: Regenerated.
5308 * doc/invoke.texi: Added entry for cpu ARM cortex-m0plus.
5310 2012-04-13 Alan Modra <amodra@gmail.com>
5313 * config/rs6000/rs6000.c (rs6000_emit_stack_tie): Rewrite with
5314 tie regs on destination of sets. Delete forward declaration.
5315 (rs6000_emit_stack_reset): Update rs6000_emit_stack_tie calls.
5316 (rs6000_emit_prologue): Likewise.
5317 (rs6000_emit_epilogue): Likewise. Use in place of gen_frame_tie
5319 (is_mem_ref): Use tie_operand to recognise stack ties.
5320 * config/rs6000/predicates.md (tie_operand): New.
5321 * config/rs6000/rs6000.md (restore_stack_block): Generate new
5323 (restore_stack_nonlocal): Likewise.
5324 (stack_tie): Update.
5325 (frame_tie): Delete.
5327 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5329 * tree-ssa-reassoc.c (attempt_builtin_powi_stats): Change %ld to
5330 HOST_WIDE_INT_PRINT_DEC in format strings.
5332 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
5335 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
5336 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
5337 * config/i386/sse.md (UNSPEC_VPERMVAR): New.
5338 (UNSPEC_VPERMSI, UNSPEC_VPERMSF): Remove.
5339 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
5340 (avx2_permvar<mode>): Macroize insn from avx2_permvarv8sf and
5341 avx2_permvarv8si using VI4F_256 mode iterator.
5342 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
5343 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
5344 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
5345 gen_avx2_permvarv8sf.
5346 (expand_vec_perm_pshufb): Ditto.
5348 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5351 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
5352 the list of options to enable the FCFID instruction.
5353 (TARGET_EXTRA_BUILTINS): Adjust comment.
5355 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5357 PR tree-optimization/18589
5358 * tree-ssa-reassoc.c (reassociate_stats): Add two fields.
5359 (operand_entry): Add count field.
5360 (add_repeat_to_ops_vec): New function.
5361 (completely_remove_stmt): Likewise.
5362 (remove_def_if_absorbed_call): Likewise.
5363 (remove_visited_stmt_chain): Remove feeding builtin pow/powi calls.
5364 (acceptable_pow_call): New function.
5365 (linearize_expr_tree): Look for builtin pow/powi calls and add operand
5366 entries with repeat counts when found.
5367 (repeat_factor_d): New struct and associated typedefs.
5368 (repeat_factor_vec): New static vector variable.
5369 (compare_repeat_factors): New function.
5370 (get_reassoc_pow_ssa_name): Likewise.
5371 (attempt_builtin_powi): Likewise.
5372 (reassociate_bb): Call attempt_builtin_powi.
5373 (fini_reassoc): Two new calls to statistics_counter_event.
5375 2012-04-12 Richard Guenther <rguenther@suse.de>
5377 * Makefile.in (cgraphunit.o): Add $(EXCEPT_H) dependency.
5378 * cgraph.h (tree_rest_of_compilation): Remove.
5379 * cgraph.c (cgraph_add_new_function): Move ...
5380 * cgraphunit.c (cgraph_add_new_function): ... here.
5381 (tree_rest_of_compilation): Make static.
5382 (cgraph_expand_function): Do not set cgraph_function_flags_ready.
5383 * tree-optimize.c (gate_all_optimizations, pass_all_optimizations,
5384 gate_all_early_local_passes, execute_all_early_local_passes,
5385 pass_early_local_passes, gate_all_early_optimizations,
5386 pass_all_early_optimizations): Move ...
5387 * passes.c (gate_all_optimizations, pass_all_optimizations,
5388 gate_all_early_local_passes, execute_all_early_local_passes,
5389 pass_early_local_passes, gate_all_early_optimizations,
5390 pass_all_early_optimizations): ... here.
5391 * tree-optimize.c (execute_free_datastructures): Remove.
5392 * tree-flow.h (execute_free_datastructures): Remove.
5393 * tree-optimize.c (execute_init_datastructures,
5394 pass_init_datastructures): Move ...
5395 * tree-ssa.c (execute_init_datastructures,
5396 pass_init_datastructures): ... here.
5397 * cfgexpand.c (gimple_expand_cfg): Inline-expand call to
5398 execute_free_datastructures.
5400 2012-04-12 Bernd Schmidt <bernds@codesourcery.com>
5402 * dbgcnt.def (ira_move): New counter.
5403 * ira-int.h (ira_create_new_reg): Declare function.
5404 (first_moveable_pseudo, last_moveable_pseudo): Declare variables.
5405 * ira-emit.c (ira_create_new_reg): Renamed from craete_new_reg and
5406 no longer static. All callers changed.
5407 * ira.c: Include "dbgcnt.h".
5408 (rtx_moveable_p, insn_dominated_by_p, find_moveable_pseudos,
5409 move_unallocated_pseudos): New static functions.
5410 (first_moveable_pseudo, last_moveable_pseudo): New global variables.
5411 (pseudo_replaced_reg, pseudo_move_insn): New static variables.
5412 (ira): Call find_moveable_pseudos and move_unallocated_pseudos.
5413 * ira-costs.c (find_costs_and_classes): Assign a memory cost of zero
5414 to the pseudos generated in find_moveable_pseudos.
5415 * Makefile.in (ira.o): Add $(DBGCNT_H).
5417 2012-04-12 Richard Guenther <rguenther@suse.de>
5419 PR tree-optimization/52943
5420 * tree-chrec.h (chrec_is_positive): Remove.
5421 * tree-scalar-evolution.c (chrec_is_positive): Move ...
5422 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
5423 Return false for a constant zero instead of negative.
5424 (analyze_siv_subscript_cst_affine): Handle zero difference
5425 in the initial condition explicitely.
5427 2012-04-12 Richard Guenther <rguenther@suse.de>
5429 * tree-parloops.c (parallelize_loops): Also consult the upper
5430 bound for the number of iterations.
5431 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
5432 (loop_prefetch_arrays): Likewise.
5434 2012-04-12 Richard Guenther <rguenther@suse.de>
5436 * cfgloop.h (estimated_loop_iterations_int): Ditch
5437 'conservative' parameter.
5438 (max_stmt_executions_int): Likewise.
5439 (estimated_loop_iterations): Likewise.
5440 (max_stmt_executions): Likewise.
5441 (max_loop_iterations): Declare.
5442 (max_loop_iterations_int): Likewise.
5443 (estimated_stmt_executions): Likewise.
5444 (estimated_stmt_executions_int): Likewise.
5445 * tree-ssa-loop-niter.c (estimated_loop_iterations):
5447 (max_loop_iterations): ... this.
5448 (estimated_loop_iterations_int): Split parts to ...
5449 (max_loop_iterations_int): ... this.
5450 (max_stmt_executions_int): Split parts to ...
5451 (estimated_stmt_executions_int): ... this.
5452 (max_stmt_executions): Split parts to ...
5453 (estimated_stmt_executions): ... this.
5454 * graphite-sese-to-poly.c (build_loop_iteration_domains): Adjust.
5455 * predict.c (predict_loops): Likewise.
5456 * tree-data-ref.c (max_stmt_executions_tree): Likewise.
5457 (analyze_siv_subscript_cst_affine): Likewise.
5458 (compute_overlap_steps_for_affine_1_2): Likewise.
5459 (analyze_subscript_affine_affine): Likewise.
5460 (init_omega_for_ddr_1): Likewise.
5461 * tree-parloops.c (parallelize_loops): Likewise.
5462 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
5463 (may_eliminate_iv): Likewise.
5464 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
5465 (loop_prefetch_arrays): Likewise.
5466 * tree-vrp.c (adjust_range_with_scev): Likewise.
5468 2012-04-12 Oleg Endo <olegendo@gcc.gnu.org>
5470 * config/sh/sh.h (RETURN_ADDR_RTX): Use NULL_RTX instead of 0.
5471 * config/sh/sh.c (INSN_REGMODE_WEIGHT, CURR_REGMODE_PRESSURE):
5473 (dump_table): Use bool type for need_align and have_df variables.
5474 (find_barrier, sfunc_uses_reg): Use NULL_RTX instead of 0.
5475 (regs_used): Remove register modifier.
5476 (barrier_align): Move variables slot, credit, jump_to_next
5477 into if block above for loop. Use bool type for jump_to_next.
5478 (sh_function_arg): Use NULL_RTX instead of 0.
5480 2012-04-11 Andreas Schwab <schwab@linux-m68k.org>
5482 * config/m68k/m68k.md (rotrhi3+1): Name it rotrhi_lowpart.
5483 (bswapsi2): New expander.
5485 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
5487 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Defined to
5488 0x60000000 if __x86_64 is defined and __LP64__ isn't defined.
5490 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
5492 PR rtl-optimization/52876
5493 * emit-rtl.c (set_reg_attrs_from_value): Handle arbitrary value.
5494 Don't call mark_reg_pointer for incompatible pointer sign extension.
5496 * reginfo.c (reg_scan_mark_refs): Call set_reg_attrs_from_value
5499 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
5501 * fold-const.c (fold_unary_loc): Use GET_MODE_PRECISION for
5502 comparisons against TYPE_PRECISION.
5503 * tree-ssa-forwprop.c (combine_conversions): Likewise.
5505 2012-04-11 Xinliang David Li <davidxl@google.com>
5507 * tree-passes.h: Remove TODO_dump_func.
5508 * tree-ssa-tail-merge.c (tail_merge_optimize): Remove TODO_dump_func.
5509 * trans-mem.c: Remove TODO_dump_func.
5510 * ira.c: Remove TODO_dump_func.
5512 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
5514 * config/i386/i386.c (ix86_option_override_internal): Check
5515 SUBTARGET_OVERRIDE_OPTIONS and SUBSUBTARGET_OVERRIDE_OPTIONS
5516 after TARGET_64BIT is updated.
5518 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
5520 * config/sh/sh.h: Remove old secondary reload code.
5522 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
5524 * config/sh/sh.c (SCHED_REORDER): Merge macro into ...
5525 (ready_reorder): ... this function.
5527 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
5529 * sel-sched.c (sel_global_init): Swap order of sched_rgn_init and
5532 * haifa-sched.c (prune_ready_list): Rework handling of SCHED_GROUP_P
5533 insns so that no other insn is queued for a time before them.
5535 * config/c6x/c6x.md (load_got_gotoff): Set op_pattern attribute to
5538 2012-04-11 Richard Guenther <rguenther@suse.de>
5541 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
5542 consider loop nesting.
5543 (evolution_function_is_univariate_p): Properly check the remainder
5546 2012-04-11 Richard Guenther <rguenther@suse.de>
5549 * except.c (sjlj_emit_dispatch_table): Properly update loop structure.
5551 2012-04-11 Nick Clifton <nickc@redhat.com>
5553 * config/rl78/rl78.c (rl78_expand_prologue): Set stack use
5554 information, if requested.
5556 * config/rx/rx.c (rx_expand_prologue): Likewise.
5558 2012-04-11 Peter Bergner <bergner@vnet.ibm.com>
5559 Michael Matz <matz@suse.de>
5562 * rtlanal.c (unsigned_reg_p): New function.
5563 Update copyright notice dates.
5564 * rtl.h (unsigned_reg_p): Prototype it.
5565 Update copyright notice dates.
5566 * config/rs6000/rs6000.c (rs6000_generate_compare): Use it.
5568 * expr.c (expand_expr_real_1): Set register attributes.
5569 * stmt.c (expand_case): Likewise.
5571 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
5574 * config/sh/sh-protos.h (sh_legitimate_index_p): Add new arguments
5575 consider_sh2a and allow_zero.
5576 * config/sh/sh.c (sh_legitimate_index_p): Likewise.
5577 (disp_addr_displacement): New function.
5578 (sh_address_cost): Use disp_addr_displacement function instead
5579 of DISP_ADDR_OFFSET.
5580 (sh_legitimate_address_p): Adapt to changed
5581 sh_legitimate_index_p declaration.
5582 (sh_find_mov_disp_adjust): Remove HImode check.
5583 (sh_secondary_reload): Add HImode case. Use satisfies_constraint_Sdd,
5584 disp_addr_displacement and max_mov_insn_displacement.
5585 (max_mov_insn_displacement): Remove HImode check.
5586 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12,
5587 DISP_ADDR_P, DISP_ADDR_OFFSET): Remove.
5588 * config/sh/constraints.md (K05, K13): New constraints.
5589 (K12): Correct comment.
5590 (Sdd): Do not use DISP_ADDR_P macro.
5591 (Snd, Sbw): Use satisfies_constraint_Sdd.
5592 * config/sh/sh.md (extendhisi2): Remove constraints from expander.
5593 (*extendhisi2_compact, movhi_i): Remove.
5594 (*extendhisi2_compact_reg, *extendhisi2_compact_mem_disp,
5595 *extendhisi2_compact_mem_disp, *extendhisi2_compact_snd,
5596 *movhi_reg_reg, *movhi_store_mem_disp05, *movhi_store_mem_disp13,
5597 *movhi_load_mem_disp, *movhi_load_mem_disp, *movhi): New insns.
5598 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_mem_disp,
5599 *movqi_store_mem_disp04, *movqi_store_mem_disp12, *movqi_load_mem_disp,
5600 *movqi_load_mem_disp): Use sh_legitimate_index_p instead of
5602 Add new peepholes for HImode displacement addressing.
5604 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
5606 * config/sh/sh.h (SIDI_OFF): Remove.
5607 * config/sh/sh.md: Use gen_highpart and gen_lowpart to access
5608 DImode subregs instead of gen_rtx_REG or simplifly_gen_subreg
5611 2012-04-11 Eric Botcazou <ebotcazou@adacore.com>
5614 * doc/extend.texi (Other Builtins): Document __builtin_bswap16.
5615 (PowerPC AltiVec/VSX Built-in Functions): Remove it.
5616 * doc/md.texi (Standard Names): Add bswap.
5617 * builtin-types.def (BT_UINT16): New primitive type.
5618 (BT_FN_UINT16_UINT16): New function type.
5619 * builtins.def (BUILT_IN_BSWAP16): New.
5620 * builtins.c (expand_builtin_bswap): Add TARGET_MODE argument.
5621 (expand_builtin) <BUILT_IN_BSWAP16>: New case. Pass TARGET_MODE to
5622 expand_builtin_bswap.
5623 (fold_builtin_bswap): Add BUILT_IN_BSWAP16 case.
5624 (fold_builtin_1): Likewise.
5625 (is_inexpensive_builtin): Likewise.
5626 * optabs.c (expand_unop): Deal with bswap in HImode specially. Add
5627 missing bits for bswap to libcall code.
5628 * tree.c (build_common_tree_nodes): Build uint16_type_node.
5629 * tree.h (enum tree_index): Add TI_UINT16_TYPE.
5630 (uint16_type_node): New define.
5631 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_BSWAP_HI): Delete.
5632 * config/rs6000/rs6000.c (rs6000_expand_builtin): Remove handling of
5634 (rs6000_init_builtins): Likewise.
5635 * config/rs6000/rs6000.md (bswaphi2): Add TARGET_POWERPC predicate.
5637 2012-04-11 Tristan Gingold <gingold@adacore.com>
5639 * doc/extend.texi (Type Attributes): Move paragraph.
5641 2012-04-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
5644 * diagnostic.h (show_caret): Declare.
5645 (caret_max_width): Declare.
5646 (diagnostic_show_locus): Declare.
5647 * diagnostic.c (diagnostic_initialize): Initialize to false.
5648 (diagnostic_show_locus): New.
5649 (diagnostic_report_diagnostic): Call it.
5650 (getenv_columns): New.
5652 (diagnostic_set_caret_max_width): New.
5653 * input.c (read_line): New.
5654 (location_get_source_line): New.
5655 * input.h (location_get_source_line): Declare.
5656 * toplev.c (general_init): Initialize show_caret from options.
5657 * dwarf2out.c (gen_producer_string): Handle fdiagnostics-show-caret.
5658 * opts.c (common_handle_option): Likewise.
5659 * pretty-print.h (pp_get_prefix): New.
5660 (pp_base_get_prefix): New.
5661 * common.opt (fdiagnostics-show-caret): New option.
5662 * doc/invoke.texi (fdiagnostics-show-caret): Document it.
5664 2012-04-11 Richard Guenther <rguenther@suse.de>
5666 PR rtl-optimization/52881
5667 * ifcvt.c (find_if_case_2): Avoid speculating loop latches.
5669 2012-04-11 Richard Guenther <rguenther@suse.de>
5671 PR tree-optimization/52912
5672 * tree-ssa-threadupdate.c (thread_block): Tell the cfg
5673 manipulation code we are threading through a loop header
5674 to an exit destination.
5676 2012-04-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
5678 * tree.h (warn_if_unused_value): Move declaration from here.
5679 * stmt.c (warn_if_unused_value): Move definition from here.
5681 2010-04-10 Michael Matz <matz@suse.de>
5683 * tree-vectorizer.h (_loop_vec_info.strided_stores): Rename to
5685 (LOOP_VINFO_STRIDED_STORES): Rename to LOOP_VINFO_GROUPED_STORES.
5686 (struce _bb_vec_info.strided_stores): Rename to grouped_stores.
5687 (BB_VINFO_STRIDED_STORES): Rename to BB_VINFO_GROUPED_STORES.
5688 (STMT_VINFO_STRIDED_ACCESS): Rename to STMT_VINFO_GROUPED_ACCESS.
5689 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
5690 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
5691 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
5692 (vect_record_strided_load_vectors): Rename to
5693 vect_record_grouped_load_vectors.
5694 * tree-vect-data-refs.c (vect_update_misalignment_for_peel):
5695 Rename use of above macros.
5696 (vect_verify_datarefs_alignment): Ditto.
5697 (vector_alignment_reachable_p): Ditto.
5698 (vect_peeling_hash_get_lowest_cost): Ditto.
5699 (vect_enhance_data_refs_alignment): Ditto.
5700 (vect_analyze_group_access): Ditto and rename stride to groupsize.
5701 (vect_analyze_data_ref_access): Rename "strided" to "grouped".
5702 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
5703 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
5704 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
5705 (vect_record_strided_load_vectors): Rename to
5706 vect_record_grouped_load_vectors.
5707 * tree-vect-loop.c (new_loop_vec_info): Rename use of above macros.
5708 (destroy_loop_vec_info): Ditto.
5709 (vect_transform_loop): Ditto and rename strided_store to grouped_store.
5710 * tree-vect-slp.c (vect_build_slp_tree): Rename use of above macros.
5711 (vect_analyze_slp): Ditto.
5712 (new_bb_vec_info): Ditto.
5713 (destroy_bb_vec_info): Ditto.
5714 (vect_schedule_slp_instance): Ditto and rename strided_store to
5716 * tree-vect-stmts.c (vect_cost_strided_group_size): Rename to
5717 vect_cost_group_size.
5718 (vect_model_store_cost): Rename use of above macros and call
5719 to vect_cost_strided_group_size.
5720 (vect_model_load_cost): Ditto.
5721 (vectorizable_store): Ditto, rename strided_store to grouped_store
5722 and calls to renamed tree-vectorizer.h functions.
5723 (vectorizable_load): Ditto.
5724 (vect_transform_stmt): Rename use of above macros and strided_store
5727 2012-04-10 Jan Hubicka <jh@suse.cz>
5729 * cgraph.h: Remove misledaing comment on ipa-ref.h.
5730 (symtab_type): New enum.
5731 (symtab_node): New structure.
5732 (cgraph_node, varpool_node): Add symbol base type.
5733 (cgraph, varpool): New accestor functions.
5734 * cgraph.c (cgraph_create_node_1): Set symbol type.
5735 * varpool.c (varpool_node): Set symbol type.
5737 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
5738 Richard Sandiford <rdsandiford@googlemail.com>
5740 * fwprop.c (propagate_rtx): Also set PR_CAN_APPEAR for subregs.
5742 2012-04-10 Richard Guenther <rguenther@suse.de>
5745 * gimple-low.c (gimple_check_call_args): Properly account for
5746 compatible aggregate types.
5748 2012-04-10 Richard Guenther <rguenther@suse.de>
5750 * toplev.h (tree_rest_of_compilation): Remove.
5751 * tree-optimize.c (tree_rest_of_compilation): Likewise.
5752 * cgraph.h (tree_rest_of_compilation): Declare.
5753 * tree-optimize.c (tree_rest_of_compilation): Move ...
5754 * cgraphunit.c (tree_rest_of_compilation): ... here.
5755 * cgraph.c (cgraph_add_new_function): Adjust.
5756 * Makefile.in (tree-optimize.o): Adjust.
5757 (cgraphunit.o): Likewise.
5759 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
5761 PR tree-optimization/52870
5762 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
5763 presumed pattern statement is within the same loop or basic block.
5765 2012-04-10 Tristan Gingold <gingold@adacore.com>
5767 * gengtype.c (main): Make uintptr_t a known type.
5769 2012-04-10 Richard Guenther <rguenther@suse.de>
5771 * tree-pass.h (tree_lowering_passes): Remove.
5772 * tree-optimize.c (tree_lowering_passes): Remove.
5773 * cgraph.c (cgraph_add_new_function): Inline relevant parts
5774 of tree_lowering_passes, avoid redundant call of early local passes.
5775 * cgraphunit.c (cgraph_lower_function): Fold into ...
5776 (cgraph_analyze_function): ... its single caller. Inline
5777 relevant parts of tree_lowering_passes.
5779 2012-04-09 H.J. Lu <hongjiu.lu@intel.com>
5782 * config/pa/pa.opt: Remove SIO and GNU_LD.
5784 2012-04-09 Jan Hubicka <jh@suse.cz>
5789 * lto-cgraph.c (compute_ltrans_boundary): When alias is in the
5790 boundary, add its target too.
5791 * lto.c (add_references_to_partition): Add also aliased nodes.
5792 (add_cgraph_node_to_partition,
5793 add_varpool_node_to_partition): Work on nodes, not functions/variables;
5794 when adding alias, add also the aliased object.
5796 2012-04-09 Uros Bizjak <ubizjak@gmail.com>
5799 * config/i386/predicates.md (x86_64_zext_general_operand): Prevent
5800 VOIDmode immediate operands.
5801 * config/i386/constraints.md (Wz): New constraint.
5802 * config/i386/i386.md (*zero_extendsidi2_rex64): Use Wz instead of Z.
5804 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
5807 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
5808 the DECL generated for the special GOT helper.
5810 2012-04-09 Oleg Endo <olegendo@gcc.gnu.org>
5812 * config/sh/constraints.md: Update list of constraints in
5814 (Sr0): Remove unused memory constraint.
5816 2012-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
5818 * tree-pretty-print.h: Update comment.
5820 2012-04-08 Oleg Endo <olegendo@gcc.gnu.org>
5822 * config/sh/sh.md: Use braced string notation where applicable.
5823 (*prefetch_i4, prefetch_m2a): Merge into ...
5824 (*prefetch): ... this new insn.
5826 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
5828 * config/sh/sh.h (high_life_started): Remove
5829 * config/sh/predicates.md (general_movdst_operand): Use
5830 'reload_in_progress' instead of 'high_life_started'.
5831 * config/sh/sh.md (divsi_inv_call, *divsi_inv_call_combine,
5832 divsi_inv_fp): Likewise.
5834 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
5836 * config/sh/sh-protos.h (prepare_move_operands): Return void
5838 * config/sh/sh.c (prepare_move_operands): Likewise.
5839 * config/sh/sh.md: Remove return value checks of prepare_move_operands.
5841 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
5843 * config/sh/sh-protos.h (fp_int_operand, symbol_ref_operand,
5844 general_movsrc_operand, general_movdst_operand, arith_reg_operand,
5845 fp_arith_reg_operand, arith_operand, arith_reg_or_0_operand,
5846 logical_operand, fpscr_operand, fpul_operand, expand_fp_branch,
5847 commutative_float_operator, noncommutative_float_operator,
5848 sh_handle_pragma): Remove.
5850 2012-04-06 Sandra Loosemore <sandra@codesourcery.com>
5852 * doc/invoke.texi: Clean up Texinfo markup throughout the file.
5853 Use @option markup on command-line options. Use @samp markup on
5854 literal keywords to options. Use @code markup on code fragments.
5855 Use other markup in preference to quotation marks in the text.
5856 Add markup to some passages without any.
5858 2012-04-06 Mike Stump <mikestump@comcast.net>
5860 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Avoid warning.
5862 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
5864 * config/sh/sh.c (hi_const): Remove.
5865 (find_barrier, sh_reorg): Use satisfies_constraint_I16 instead
5868 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
5870 * config/sh/sh-protos.h (sh_expand_t_scc): Change return type from int
5872 * config/sh/sh.c (sh_expand_t_scc): Likewise.
5873 * config/sh/sh.md (cstoresi4, cstoredi4): Remove GET_CODE checks before
5874 calling sh_expand_t_scc.
5876 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
5878 * config/sh/sh-protos.h (fp_zero_operand, fp_one_operand,
5879 nonpic_symbol_mentioned_p, expand_block_move, expand_ashiftrt,
5880 sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext, system_reg_operand,
5881 reg_unused_after, sh_can_redirect_branch, sh_need_epilogue, fldi_ok,
5882 sh_hard_regno_rename_ok, sh_cfun_interrupt_handler_p,
5883 sh_cfun_resbank_handler_p, sh_attr_renesas_p, sh_cfun_attr_renesas_p,
5884 check_use_sfunc_addr, sh_contains_memref_p, sh_loads_bankedreg_p,
5885 sh2a_is_function_vector_call): Use bool as return type.
5886 (sh_pass_in_reg_p): Remove.
5887 * config/sh/sh.c (broken_move, mova_p, noncall_uses_reg, high_pressure,
5888 flow_dependent_p, sh2a_function_vector_p, expand_block_move,
5889 expand_ashiftrt, sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext,
5890 sh_need_epilogue, sh2a_is_function_vector_call, sh_attr_renesas_p,
5891 sh_cfun_attr_renesas_p, sh_cfun_interrupt_handler_p,
5892 sh_cfun_resbank_handler_p, system_reg_operand, fp_zero_operand,
5893 fp_one_operand, fldi_ok, reg_unused_after, sh_can_redirect_branch,
5894 sh_hard_regno_rename_ok, check_use_sfunc_addr, sh_contains_memref_p,
5895 sh_loads_bankedreg_p): Use bool as return type.
5896 (nonpic_symbol_mentioned_p): Use bool as return type. Remove
5897 'register' modifier.
5899 2012-04-06 Matt Turner <mattst88@gmail.com>
5901 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
5903 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
5905 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
5906 of the destination isn't also a FP_REGS register.
5908 2012-04-05 Teresa Johnson <tejohnson@google.com>
5909 H.J. Lu <hongjiu.lu@intel.com>
5911 * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_LCP_STALL.
5912 * config/i386/i386.md (move immediate to memory peephole2):
5913 Add cases for HImode move when LCP stall avoidance is needed.
5914 * config/i386/i386.c (initial_ix86_tune_features): Initialize
5915 X86_TUNE_LCP_STALL entry.
5917 2012-04-05 Uros Bizjak <ubizjak@gmail.com>
5920 * config/i386/i386.c (ix86_decompose_address): Allow VOIDmode
5921 CONST_INT operands, zero-extended with AND.
5923 2012-04-05 Oleg Endo <olegendo@gcc.gnu.org>
5926 * config/sh/sh.c (sh_find_mov_disp_adjust): Take machine_mode as the
5927 first argument instead of mode size. Move displacement calculations
5929 (mov_insn_size, max_mov_insn_displacement, mov_insn_alignment_mask):
5930 ... these new functions.
5931 (disp_adjust): Remove max_mov_disp field.
5932 (sh_legitimate_index_p): Use max_mov_insn_displacement and
5933 mov_insn_alignment_mask.
5934 (sh_address_cost): Use max_mov_insn_displacement.
5936 2012-04-05 Andrew Stubbs <ams@codesourcery.com>
5938 * config/arm/arm.md (arch): Add neon_onlya8 and neon_nota8.
5939 (arch_enabled): Handle new arch types.
5940 (one_cmpldi2): Add NEON support.
5942 2012-04-05 Richard Guenther <rguenther@suse.de>
5944 * gimple.c (walk_gimple_op): Compute val_only for the LHS
5945 of an assigment in the canonical way, avoiding is_gimple_mem_rhs.
5946 (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt): Move ...
5947 * gimplify.c (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
5948 ... here and make static.
5949 * gimple.h (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
5952 2012-04-05 Richard Guenther <rguenther@suse.de>
5954 * tree-ssa-dse.c (dse_optimize_stmt): Remember the stmt
5955 basic-block before removing it.
5957 2012-04-05 Richard Guenther <rguenther@suse.de>
5959 * tree-ssanames.c (release_dead_ssa_names): Compact the SSA
5960 version namespace as we release the freelist.
5962 2012-04-05 Richard Guenther <rguenther@suse.de>
5964 * tree-nrv.c (tree_nrv): Release VDEFs.
5965 * tree-sra.c (sra_modify_constructor_assign): Likewise.
5966 (sra_modify_assign): Likewise.
5967 * tree-vect-stmts.c (vect_remove_stores): Likewise.
5968 * tree-vect-loop.c (vect_transform_loop): Likewise.
5969 * tree-ssa-dom.c (optimize_stmt): Likewise.
5970 * tree-vect-slp.c (vect_schedule_slp): Likewise.
5971 * tree-ssa-math-opts.c (execute_cse_sincos): Likewise.
5973 2012-04-05 Richard Guenther <rguenther@suse.de>
5975 * gimple-iterator.c (gsi_remove): Return whether EH edges need to be
5977 * gimple.h (gsi_remove): Adjust.
5978 * tree-ssa-operands.c (unlink_stmt_vdef): Optimize.
5979 * tree-ssa-dom.c (optimize_stmt): Use gsi_remove result.
5980 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
5981 * tree-ssa-forwprop.c (remove_prop_source_from_use): Likewise.
5982 * tree-ssa-math-opts.c (execute_optimize_widening_mul): Likewise.
5983 * tree-ssa-pre.c (eliminate): Likewise.
5985 2012-04-04 Mike Stump <mikestump@comcast.net>
5987 * doc/rtl.texi (const_double): Document as sign-extending.
5988 * expmed.c (expand_mult): Ensure we don't use shift incorrectly.
5989 * emit-rtl.c (immed_double_int_const): Refine to state the
5991 * simplify-rtx.c (mode_signbit_p): Add a fixme for wider than
5992 CONST_DOUBLE integers.
5993 (simplify_const_unary_operation, UNSIGNED_FLOAT): Ensure no
5994 negative values are converted. Fix conversions bigger than
5995 HOST_BITS_PER_WIDE_INT.
5996 (simplify_binary_operation_1): Ensure we don't use shift incorrectly.
5997 (simplify_immed_subreg): Sign-extend CONST_DOUBLEs.
5998 * explow.c (plus_constant_mode): Add.
5999 (plus_constant): Implement with plus_constant_mode.
6000 * rtl.h (plus_constant_mode): Add.
6002 2012-04-04 Richard Guenther <rguenther@suse.de>
6004 PR tree-optimization/52808
6005 * tracer.c (tail_duplicate): Do not tail-duplicate loop header blocks.
6006 * Makefile.in (tracer.o): Depend on $(CFGLOOP_H).
6008 2012-04-04 Tristan Gingold <gingold@adacore.com>
6010 * expr.c (expand_expr_real_2): Handle larger sizetype in
6013 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
6015 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
6016 to m2a-single instead of m2e.
6018 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
6020 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
6021 Change type of BITOFFSET to signed. Make sure the lower bound of
6022 the computed range is non-negative by adjusting OFFSET and BITPOS.
6023 (expand_assignment): Adjust call to get_bit_range.
6025 2012-04-03 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
6027 * h8300/h8300.c (h8300_current_function_monitor_function_p):
6028 New function. Added to check monitor functions.
6029 (h8300_option_override): Modified to generate error/warning
6030 messages for invalid combinations of different command line
6032 * h8300/h8300.md: Generate 'rte' for monitor functions. Do not
6033 save EXR on stack for monitor function in case of H8S target
6034 when "-mno-exr" is passed.
6035 * h8300/h8300-protos.h (h8300_current_function_monitor_function_p):
6037 * doc/invoke.texi: Document H8S options.
6039 2012-04-03 Tristan Gingold <gingold@adacore.com>
6041 * configure.ac: Use GCC_AC_FUNC_MMAP_BLACKLIST instead
6042 of gcc_AC_FUNC_MMAP_BLACKLIST.
6043 * acinclude.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Remove.
6044 * Makefile.in (aclocal_deps): Add mmap.m4.
6045 * configure: Regenerate.
6046 * aclocal.m4: Regenerate.
6048 2012-04-03 Richard Guenther <rguenther@suse.de>
6050 PR tree-optimization/52808
6051 * tracer.c (tail_duplicate): Return whether we have duplicated
6053 (tracer): If we have duplicated any block, cleanup the CFG.
6054 * cfghooks.c (duplicate_block): If we duplicated a loop
6055 header but not its loop, destroy the loop because it now has
6057 * tree-ssa-threadupdate.c (thread_through_loop_header): Tell
6058 the cfg manipulation routines we are not creating a multiple
6061 2012-04-03 Tristan Gingold <gingold@adacore.com>
6063 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle
6065 (vms_c_common_override_options): Allow parameterless variadic
6068 2012-04-03 Jakub Jelinek <jakub@redhat.com>
6070 PR tree-optimization/52835
6071 * tree-data-ref.c (build_rdg): Return NULL if
6072 compute_data_dependences_for_loop failed.
6074 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
6076 * varasm.c (initializer_constant_valid_for_bitfield_p): Return true
6077 for REAL_CST as well.
6078 (output_constructor): Use RECORD_OR_UNION_TYPE_P predicate.
6079 In the bitfield case, if the value is a REAL_CST, convert it first to
6082 2012-04-02 H.J. Lu <hongjiu.lu@intel.com>
6084 * config.gcc: Use i386/biarchx32.h instead of i386/biarch64.h
6085 for --with-abi={x32|mx32} or --with-multilib-list=mx32.
6086 (supported_defaults): Add abi for i[34567]86-*-* and x86_64-*-*.
6088 * config/i386/biarchx32.h: New.
6090 2012-04-02 Anatoly Sokolov <aesok@post.ru>
6092 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Remove.
6093 * config/arm/arm.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
6094 (arm_preferred_reload_class): New function.
6096 2012-04-02 Richard Guenther <rguenther@suse.de>
6098 PR tree-optimization/52756
6099 * tree-ssa-threadupdate.c (def_split_header_continue_p): New function.
6100 (thread_through_loop_header): After threading through the loop latch
6101 remove the split part from the loop and clear further threading
6102 opportunities that would create a multiple entry loop.
6104 2012-04-02 Richard Guenther <rguenther@suse.de>
6106 PR rtl-optimization/52800
6107 * cprop.c (execute_rtl_cprop): Call cleanup_cfg with
6108 CLEANUP_CFG_CHANGED.
6110 2012-04-02 Richard Guenther <rguenther@suse.de>
6113 * loop-init.c (gate_handle_loop2): Destroy loops here if
6114 we don't enter RTL loop optimizers.
6116 2012-04-02 Uros Bizjak <ubizjak@gmail.com>
6119 2012-03-29 Richard Guenther <rguenther@suse.de>
6121 * rtl.h (extended_count): Remove.
6122 * combine.c (extended_count): Remove.
6124 2012-04-02 Dodji Seketeli <dodji@redhat.com>
6127 * pt.c (more_specialized_fn): Don't apply decay conversion to
6128 types of function parameters.
6130 2012-04-02 Tristan Gingold <gingold@adacore.com>
6132 * ggc-page.c (PAGE_L1_SIZE, PAGE_L2_SIZE, LOOKUP_L1, LOOKUP_L2)
6133 (ggc_allocated_p, lookup_page_table_entry, set_page_table_entry)
6134 (alloc_page, init_ggc, clear_marks, struct ggc_pch_data)
6135 (ggc_pch_this_base): Use uintptr_t instead of size_t.
6137 2012-03-31 H.J. Lu <hongjiu.lu@intel.com>
6140 * config/i386/i386.c (ix86_option_override_internal): Don't
6141 check TARGET_64BIT if TARGET_64BIT_DEFAULT is false.
6143 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
6145 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
6146 (stmt_can_make_abnormal_goto): Use it.
6147 (is_ctrl_altering_stmt): Likewise.
6149 2012-03-30 Naveen H.S <naveen.S@kpitcummins.com>
6150 Kaz Kojima <kkojima@gcc.gnu.org>
6152 * config/sh/sh.c (push_regs): Skip banked registers when
6153 resbank attribute is specified.
6154 (sh_expand_epilogue): Likewise.
6156 2012-03-30 Richard Henderson <rth@redhat.com>
6159 * combine-stack-adj.c (prev_active_insn_bb): New.
6160 (next_active_insn_bb): New.
6161 (force_move_args_size_note): New.
6162 (combine_stack_adjustments_for_block): Use it.
6164 2012-03-30 Richard Henderson <rth@redhat.com>
6166 * config/i386/i386.c (struct expand_vec_perm_d): Add one_operand_p.
6167 (ix86_expand_vector_init_duplicate): Initialize it.
6168 (expand_vec_perm_palignr): Likewise.
6169 (ix86_expand_vec_perm_const): Likewise.
6170 (ix86_vectorize_vec_perm_const_ok): Likewise.
6171 (expand_vec_perm_blend): Use it.
6172 (expand_vec_perm_vpermil): Likewise.
6173 (expand_vec_perm_pshufb): Likewise.
6174 (expand_vec_perm_1): Likewise.
6175 (expand_vec_perm_pshuflw_pshufhw): Likewise.
6176 (expand_vec_perm_interleave2): Likewise.
6177 (expand_vec_perm_vpermq_perm_1): Likewise.
6178 (expand_vec_perm_vperm2f128): Likewise.
6179 (expand_vec_perm_interleave3): Likewise.
6180 (expand_vec_perm_vperm2f128_vblend): Likewise.
6181 (expand_vec_perm_vpshufb2_vpermq): Likewise.
6182 (expand_vec_perm_vpshufb2_vpermq_even_odd): Likewise,.
6183 (expand_vec_perm_broadcast): Likewise.
6184 (expand_vec_perm_vpshufb4_vpermq2): Likewise.
6186 2012-03-30 Richard Henderson <rth@redhat.com>
6188 * dwarf2out.c (gen_variable_die): Initialize off.
6190 2012-03-30 Tristan Gingold <gingold@adacore.com>
6192 * config/vms/vms-f.c: New file.
6193 * config/vms/t-vms (vms-f.o): New rule.
6194 * config.gcc (*-*-*vms*): Define fortran_target_objs.
6196 2012-03-30 Richard Guenther <rguenther@suse.de>
6198 PR tree-optimization/52754
6199 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
6200 propagate arbitrary addresses into really plain dereferences.
6202 2012-03-30 Richard Guenther <rguenther@suse.de>
6205 * except.c (emit_to_new_bb_before): Move loop updating ...
6206 (dw2_build_landing_pads): ... here. Use a proper block for
6207 querying the loop father.
6209 2012-03-30 Tristan Gingold <gingold@adacore.com>
6211 * config/ia64/ia64.c (ia64_section_type_flags): Remove
6212 common_object attribute handling.
6213 (SECTION_VMS_OVERLAY): Remove
6214 (ia64_vms_common_object_attribute): Replace abort with an assert.
6215 Do not set DECL_SECTION_NAME.
6216 (ia64_vms_output_aligned_decl_common): Handle common_object
6218 (ia64_vms_elf_asm_named_section): Remove.
6219 * config/ia64/vms.h (TARGET_ASM_NAMED_SECTION): Remove.
6221 2012-03-30 Richard Guenther <rguenther@suse.de>
6224 * double-int.c (rshift_double): Remove not needed cast.
6226 2012-03-30 Richard Guenther <rguenther@suse.de>
6228 * tree-affine.h (print_aff): Remove.
6229 * tree-affine.c (print_aff): Make static.
6230 * tree-data-ref.h (access_matrix_get_index_for_parameter): Remove.
6231 (get_references_in_stmt): Likewise.
6232 (print_direction_vector): Likewise.
6233 (print_dir_vectors): Likewise.
6234 (print_dist_vectors): Likewise.
6235 (dump_subscript): Likewise.
6236 (dump_ddrs): Likewise.
6237 (dump_dist_dir_vectors): Likewise.
6238 (dump_data_references): Likewise.
6239 (dump_data_dependence_relation): Likewise.
6240 (dump_data_dependence_direction): Likewise.
6241 (dump_rdg_vertex): Likewise.
6242 (dump_rdg_component): Likewise.
6243 (debug_ddrs): Declare.
6244 (struct data_ref_loc_d): Move ...
6245 * tree-data-ref.c (struct data_ref_loc_d): ... here.
6246 (get_references_in_stmt): Make static.
6247 (dump_data_references): Likewise.
6248 (dump_subscript): Likewise.
6249 (print_direction_vector): Likewise.
6250 (print_dir_vectors): Likewise.
6251 (print_dist_vectors): Likewise.
6252 (dump_data_dependence_relation): Likewise.
6253 (dump_dist_dir_vectors): Likewise.
6254 (dump_ddrs): Likewise.
6255 (dump_rdg_vertex): Likewise.
6256 (dump_rdg_component): Likewise.
6257 (debug_ddrs): New function.
6258 (access_matrix_get_index_for_parameter): Remove.
6260 2012-03-30 Tristan Gingold <gingold@adacore.com>
6262 * config/vms/vms.c (VMS_CRTL_FLOAT32): Rename.
6263 (VMS_CRTL_FLOAT64, VMS_CRTL_FLOAT64_VAXD): New.
6264 (VMS_CRTL_FLOAT128, VMS_CRTL_DPML, VMS_CRTL_NODMPL)
6265 (VMS_CRTL_32ONLY, VMS_CRTL_G_MASK, VMS_CRTL_G_NONE)
6266 (VMS_CRTL_GA, VMS_CRTL_GL, VMS_CRTL_FLOATV2): New.
6267 (vms_patch_builtins): Handle new flags
6268 * config/vms/vms-crtlmap.map: Completed using nm on
6269 c and math system libraries.
6270 * config/vms/make-crtlmap.awk: Handle any number of flags.
6272 2012-03-30 Martin Jambor <mjambor@suse.cz>
6274 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
6275 is a builtin_stack_save in a dominating BB.
6277 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
6279 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
6280 crossing 128bit lane boundary.
6282 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
6284 * ira-color.c (setup_left_conflict_sizes_p): Process all
6285 conflicting objects.
6287 2012-03-29 Jakub Jelinek <jakub@redhat.com>
6289 PR tree-optimization/52760
6290 * tree-vect-slp.c (vect_get_constant_vectors): Convert constant_p
6291 shift count for {L,R}{SHIFT,ROTATE}_EXPR to TREE_TYPE (vector_type).
6293 2012-03-29 Richard Guenther <rguenther@suse.de>
6295 * cgraph.h (cgraph_materialize_all_clones): Remove.
6296 (reset_inline_failed): Likewise.
6297 * cgraphunit.c (cgraph_materialize_all_clones): Make static.
6298 * cgraphbuild.c (reset_inline_failed): Remove.
6299 * rtl.h (cse_main): Remove.
6300 (extended_count): Likewise.
6301 * cse.c (dump_class): Mark as DEBUG_FUNCTION.
6302 (cse_main): Make static.
6303 * combine.c (extended_count): Remove.
6304 (dump_combine_stats): Mark as DEBUG_FUNCTION.
6305 * basic-block.h (reorder_basic_blocks): Remove.
6306 * bb-reorder.c (reorder_basic_blocks): Make static.
6307 * Makefile.in (dse.o): Remove dse.h dependency.
6309 * dse.c (gate_dse): Remove.
6310 (clear_alias_mode_eq): Likewise.
6311 (clear_alias_mode_hash): Likewise.
6312 (dse_record_singleton_alias_set): Likewise.
6313 (dse_invalidate_singleton_alias_set): Likewise.
6315 2012-03-29 H.J. Lu <hongjiu.lu@intel.com>
6317 * config/linux-android.h (ANDROID_STARTFILE_SPEC): Use
6318 crtbegin_so%O%s for -shared.
6319 (ANDROID_ENDFILE_SPEC): Use crtend_so%O%s for -shared.
6321 2012-03-29 Richard Guenther <rguenther@suse.de>
6323 * tree-flow.h (struct pre_expr_d): Remove forward declaration.
6324 (add_to_value): Remove.
6325 (print_value_expressions): Likewise.
6326 * tree-ssa-pre.c (add_to_value): Make static.
6327 (print_value_expressions): Likewise.
6328 * gimple.h (gimple_adjust_this_by_delta): Remove.
6329 * gimple-fold.c (gimple_adjust_this_by_delta): Likewise.
6331 2012-03-29 Richard Guenther <rguenther@suse.de>
6334 * double-int.h (rshift_double): Remove.
6335 * double-int.c (lshift_double): Use absu_hwi to make count positive.
6336 (rshift_double): Make static, take unsigned count argument,
6337 remove handling of negative count argument.
6338 (double_int_rshift): Dispatch to lshift_double.
6340 2012-03-28 H.J. Lu <hongjiu.lu@intel.com>
6342 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Add
6345 * config/i386/gnu-user64.h (SPEC_64): Support TARGET_BI_ARCH == 2.
6346 (SPEC_X32): Likewise.
6347 (MULTILIB_DEFAULTS): Likewise.
6349 * config/i386/i386.c (isa_opts): Remove -m64.
6350 (ix86_target_string): Properly handle -m32/-m64/-mx32.
6351 (ix86_option_override_internal): Properly
6352 set OPTION_MASK_ISA_64BIT and OPTION_MASK_ISA_X32 as well as
6353 handle -m32, -m64 and -mx32.
6355 * config/i386/i386.h (TARGET_X32): Replace OPTION_ISA_X32
6356 with OPTION_ABI_X32. Moved after TARGET_LP64.
6357 (TARGET_LP64): Changed to OPTION_ABI_64.
6359 * config/i386/i386.opt (m64): Replace ISA_64BIT with ABI_64.
6360 (mx32): Replace ISA_X32 with ABI_X32.
6362 2012-03-28 Eric Botcazou <ebotcazou@adacore.com>
6364 * tree.c (tree_size) <VECTOR_CST>: New case.
6366 2012-03-28 Uros Bizjak <ubizjak@gmail.com>
6368 * config/i386/i386.c (ix86_modes_tieable_p): Handle 32bit AVX modes.
6369 (ix86_expand_vector_move_misalign): Remove un-needed gen_lowpart calls.
6371 2012-03-28 Jakub Jelinek <jakub@redhat.com>
6374 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
6375 __builtin_va_start to __builtin_next_arg if the latter is
6376 builtin_decl_explicit_p rather than when it is not.
6379 * tree-vect-generic.c (vector_element): Perform multiplication
6380 for pos in bitsizetype type instead of idx type.
6382 2012-03-28 Richard Guenther <rguenther@suse.de>
6384 * loop-init.c (loop_optimizer_init): If loops are preserved
6385 perform incremental initialization of required loop features.
6386 (loop_optimizer_finalize): If loops are to be preserved only
6387 clean up optional loop features.
6388 (rtl_loop_done): Forcefully free loops here.
6389 * cgraph.c (cgraph_release_function_body): Forcefully free loops.
6390 * cfgexpand.c (expand_gimple_cond): Properly add new basic-blocks
6392 (construct_init_block): Likewise.
6393 (construct_exit_block): Likewise.
6394 (gimple_expand_cfg): Clear LOOP_CLOSED_SSA loop state. Cleanup
6395 the CFG after expanding.
6396 * cfgloop.c (verify_loop_structure): Calculate or verify dominators.
6397 If we needed to calculate them, free them afterwards.
6398 * tree-pass.h (PROP_loops): New define.
6399 * tree-ssa-loop.c (pass_tree_loop_init): Provide PROP_loops.
6400 * basic-block.h (CLEANUP_CFG_CHANGED): New.
6401 * cfgcleanup.c (merge_blocks_move): Protect loop latches.
6402 (cleanup_cfg): If we did something and have loops around, fix them up.
6403 * cse.c (rest_of_handle_cse_after_global_opts): Call cleanup_cfg
6404 with CLEANUP_CFG_CHANGED.
6405 * cfghooks.c (merge_blocks): If we merge a loop header into
6406 its predecessor, update the loop structure.
6407 (duplicate_block): If we copy a loop latch, adjust loop state
6408 to note we may have multiple latches.
6409 (delete_basic_block): Mark loops for fixup if we remove a loop.
6410 * cfganal.c (forwarder_block_p): Protect loop latches, headers
6412 * cfgrtl.c (rtl_can_merge_blocks): Protect loop latches.
6413 (cfg_layout_can_merge_blocks_p): Likewise.
6414 * cprop.c (bypass_block): If we create a loop with multiple
6415 entries, mark it for removal.
6416 * except.c (emit_to_new_bb_before): Add the new basic-block
6418 * tree-eh.c (lower_resx): Likewise.
6419 * omp-low.c (finalize_task_copyfn): Do not copy PROP_loops.
6420 (expand_omp_taskreg): Likewise.
6421 * tree-inline.c (initialize_cfun): Likewise.
6422 * tree-mudflap.c (add_bb_to_loop): Prototype.
6423 (mf_build_check_statement_for): Properly add new basic-blocks
6425 * tree-ssa-threadupdate.c (thread_block): Mark loops for fixup
6426 if we remove a loop.
6427 (thread_through_loop_header): Likewise.
6428 * trans-mem.c (tm_log_emit_save_or_restores): Properly add
6429 new basic-blocks to existing loops.
6430 (expand_transaction): Likewise.
6431 * Makefile.in (except.o): Add $(CFGLOOP_H).
6433 (cgraph.o): Likewise.
6434 (cprop.o): Likewise.
6435 (cfgexpand.o): Likewise.
6436 (cfganal.o): Likewise.
6437 (trans-mem.o): Likewise.
6438 (tree-eh.o): Likewise.
6440 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
6443 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
6444 (avr_builtin_decl): New static function.
6445 (struct avr_builtin_description, avr_bdesc): Move up.
6446 Add GTY marker. Add field fndecl. Remove redundant field id.
6447 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
6448 (avr_expand_builtin): Code cleanup because .id is removed.
6450 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
6453 * config.gcc (tm_file): Remove avr/multilib.h.
6455 * doc/invoke.texi (AVR Options): Adjust documentation of -mtiny-stack.
6457 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
6458 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
6459 * config/avr/t-avr: Remove generation of multilib.h.
6460 * config/avr/t-multilib: Regenerate.
6461 * config/avr/multilib.h: Remove.
6462 * config/avr/avr.opt (-msp8): New option.
6463 (avr_sp8): New variable.
6464 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
6465 * config/avr/avr.h (AVR_HAVE_SPH): New define.
6466 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
6467 (avr_device_to_sp8): New prototype.
6468 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
6469 (DRIVER_SELF_SPECS): New define.
6470 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
6471 __AVR_SP8__, __AVR_HAVE_SPH__.
6472 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
6473 AVR_HAVE_8BIT_SP to decide if SP_H is present.
6474 (avr_file_start): Ditto.
6476 2012-03-28 Jakub Jelinek <jakub@redhat.com>
6479 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
6480 instead of 8 in adjust_address.
6482 2012-03-27 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
6485 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
6488 2012-03-27 Oleg Endo <olegendo@gcc.gnu.org>
6491 * config/sh/sh.c (sh_legitimize_address, sh_legitimize_reload_address):
6492 Rearrange conditional logic. Move displacement address calculations
6494 (sh_find_mov_disp_adjust): ... this new function.
6496 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
6498 * config/arm/arm.opt (mapcs): Remove MaskExists.
6499 * config/cris/linux.opt (mno-gotplt): Likewise.
6500 * config/i386/i386.opt (mhard-float): Likewise.
6502 (mno-sse4): Likewise.
6503 * config/m68k/m68k.opt (mhard-float): Likewise.
6504 * config/mep/mep.op (mcop32): Likewise.
6505 * config/pa/pa-hpux.opt (msio): Likewise.
6506 * config/pa/pa64-hpux.opt (mgnu-ld): Likewise.
6507 * config/picochip/picochip.opt (mlittle): Likewise.
6508 * config/sh/sh.opt (mrenesas): Likewise.
6509 * config/sparc/long-double-switch.opt (mlong-double-128): Likewise.
6510 * config/sparc/sparc.opt (mhard-float): Likewise.
6511 * config/v850/v850.opt (mv850es): Likewise.
6512 * config/vax/vax.opt (mg-float): Likewise.
6514 2012-03-27 Martin Jambor <mjambor@suse.cz>
6517 * tree-sra.c (sra_modify_assign): Do not call
6518 load_assign_lhs_subreplacements when working with an unscalarizable
6521 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
6524 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
6526 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
6527 * config/i386/i386.c: Include reload.h.
6528 (ix86_legitimize_reload_address): New function.
6530 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
6532 * opth-gen.awk: Allocated a bit for Mask and InverseMask if it
6533 hasn't been allocated. Define a target macro for Mask and
6534 InverseMask if it hasn't been defined. Remove MaskExists handling.
6536 * doc/options.texi: Remove MaskExists.
6538 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
6541 * config/sh/sh.c (find_barrier): Add equality check of last_got
6542 to avoid going above orig insn. Update comments.
6544 2012-03-27 Richard Guenther <rguenther@suse.de>
6547 * fold-const.c (try_move_mult_to_index): Handle &x.array more
6550 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
6552 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
6553 of a unit before computing the offset in units.
6554 * expr.c (get_bit_range): Return the null range if the enclosing record
6555 is part of a larger bit field.
6557 2012-03-27 Tristan Gingold <gingold@adacore.com>
6559 * config/ia64/vms.h (CASE_VECTOR_MODE): Define.
6560 * config/ia64/ia64.md: Remove mode in template.
6561 Sign extend operand in expand_simple_binop.
6562 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use
6563 CASE_VECTOR_MODE instead of TARGET_ILP32.
6564 (ADDR_VEC_ALIGN): Make it depends on CASE_VECTOR_MODE.
6566 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
6568 * varasm.c (assemble_external): #if 0 out the new assert from the
6569 previous commit, it breaks the Java and Go front ends.
6571 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
6573 * toplev.c (check_global_declaration_1): Do not call assemble_external.
6574 * expr.c (emit_block_move_libcall_fn): Likewise.
6575 (clear_storage_libcall_fn): Likewise.
6576 (expand_expr_addr_expr_1): Likewise.
6577 (expand_expr_real_1): Likewise.
6578 * calls.c (rtx_for_function_call): Likewise.
6580 * varasm.c (assemble_external): Assert this function is only called
6581 during or after expanding to RTL.
6583 2012-03-26 Martin Jambor <mjambor@suse.cz>
6585 PR tree-optimization/50052
6586 * tree-sra.c (tree_non_aligned_mem_p): Removed.
6587 (tree_non_aligned_mem_for_access_p): Likewise.
6588 (build_accesses_from_assign): Removed strict alignment requirements
6590 (access_precludes_ipa_sra_p): Likewise.
6592 2012-03-26 Richard Guenther <rguenther@suse.de>
6594 PR tree-optimization/52701
6595 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
6596 compute and set the evolution part of PHI nodes.
6598 2012-03-26 Richard Guenther <rguenther@suse.de>
6600 PR tree-optimization/52721
6601 * tree-vect-stmts.c (vect_init_vector): Handle scalars.
6603 2012-03-26 Ulrich Weigand <ulrich.weigand@linaro.org>
6605 PR tree-optimization/52686
6606 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
6609 2012-03-26 Tristan Gingold <gingold@adacore.com>
6611 * config/alpha/vms.h (LINK_SPEC): Simplify.
6612 (STARTFILE_SPEC): Remove -mvms-return-codes handling.
6613 (NAME__MAIN, SYMBOL__MAIN): Remove.
6614 (VMS_DEBUG_MAIN_POINTER): Remove.
6615 * config/ia64/vms.h: Likewise.
6616 * config/alpha/alpha.c (alpha_start_function): Move vms_debug_main
6617 code to vms.c. Call vms_start_function.
6618 * config/ia64/ia64.c (ia64_start_function): Likewise.
6619 * config/vms/vms-protos.h (vms_start_function): Declare.
6620 * config/vms/vms.c (vms_start_function): New function.
6621 * config/vms/vms.h (MATH_LIBRARY): Define.
6622 (VMS_DEBUG_MAIN_POINTER): Define.
6624 2012-03-26 Eric Botcazou <ebotcazou@adacore.com>
6626 PR rtl-optimization/52629
6627 * reload1.c (count_pseudo): Short-circuit common case.
6628 (count_spilled_pseudo): Return early for pseudos without hard regs.
6629 Assert that the pseudo has got a hard reg before manipulating it.
6631 2012-03-24 Jan Hubicka <jh@suse.cz>
6634 * varpool.c (varpool_finalize_decl): Handle toplevel_reorder here.
6635 (decide_is_variable_needed): Do not handle toplevel reorder here.
6636 * cgraph.h (varpool_can_remove_if_no_refs): Likewise.
6637 * ipa.c (cgraph_remove_unreachable_nodes): Remove unreachable vars
6640 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
6642 * expr.c (optimize_bitfield_assignment_op) <BIT_IOR_EXPR>: Use str_mode
6643 and str_bitsize instead of more convoluted expressions.
6645 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
6648 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
6650 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
6653 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Fix pasto.
6655 2012-03-23 Martin Jambor <mjambor@suse.cz>
6657 * tree-sra.c (build_accesses_from_assign): Remove FIXME comment.
6659 2012-03-23 Richard Guenther <rguenther@suse.de>
6661 PR tree-optimization/52678
6662 * tree-vectorizer.h (struct _stmt_vec_info): Add
6663 loop_phi_evolution_part member.
6664 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
6665 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
6666 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
6667 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
6668 Use the cached evolution part and the PHI nodes value from
6669 the loop preheader edge instead of re-analyzing the evolution.
6671 2012-03-22 Maxim Kuvyrkov <maxim@codesourcery.com>
6673 * config/mips/mips-tables.opt: Update.
6674 * config/mips/mips.md (processor): Add xlp.
6675 * config/mips/mips-cpus.def: Add xlp.
6676 * config/mips/mips.c (mips_rtx_cost_data): Add costs for XLP, copy from
6678 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle xlp.
6679 * doc/invoke.texi: Mention XLP.
6681 2012-03-22 Jakub Jelinek <jakub@redhat.com>
6684 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
6685 on any new_local_var_chain vars declared during recursing on
6686 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
6688 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
6690 * config/alpha/alpha.h (ASM_OUTPUT_ALIGN): Move to config/alpha/elf.h
6691 (ASM_OUTPUT_SKIP): Move to config/alpha/vms.h
6692 (ASM_OUTPUT_LOCAL): Ditto.
6693 (ASM_OUTPUT_COMMON): Remove.
6694 * config/alpha/elf.h (ASM_OUTPUT_DEF_FROM_DECLS): Use ASM_OUTPUT_DEF.
6695 * config/alpha/vms.h (ASM_OUTPUT_ALIGN): Do not undefine before define.
6697 2012-03-22 Jan Hubicka <jh@suse.cz>
6700 * cgraph.c (cgraph_remove_node_and_inline_clones): Add FORBIDDEN_NODE
6702 * cgraph.h (cgraph_remove_node_and_inline_clones): Update prototype.
6703 * ipa-inline-transform.c (save_inline_function_body): Remove
6704 copied clone if needed.
6705 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Update.
6707 2012-03-22 Richard Guenther <rguenther@suse.de>
6710 * fold-const.c (fold_ternary_loc): Fix typo.
6712 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
6715 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
6716 (unspecv): Add UNSPECV_MEMORY_BARRIER.
6717 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
6718 (delay_cycles_1, delay_cycles_2): Ditto.
6719 (delay_cycles_3, delay_cycles_4): Ditto.
6720 (nopv, *nopv): Ditto.
6721 (sleep, *sleep): Ditto.
6724 2012-03-22 Richard Guenther <rguenther@suse.de>
6726 PR tree-optimization/52548
6727 * tree-ssa-pre.c (valid_in_sets): Remove handling of invalidation
6728 because of clobbers.
6729 (prune_clobbered_mems): New function.
6730 (compute_antic_aux): Use it to prune ANTIC_OUT.
6731 (compute_partial_antic_aux): Use it to prune PA_IN.
6732 (compute_avail): Only insert expressions into EXP_GEN that are not
6733 invalidated when translated up to the beginning of the block.
6735 2012-03-22 Richard Guenther <rguenther@suse.de>
6737 PR tree-optimization/52638
6738 * tree-vect-stmts.c (vect_init_vector_1): New function, split
6740 (vect_init_vector): ... here. Handle scalar vector inits.
6741 (vect_get_vec_def_for_operand): Adjust.
6742 (vectorizable_load): Likewise.
6744 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
6746 * config.gcc (alpha*-*-linux*): Add elfos.h to tm_file.
6747 (alpha*-*-freebsd*): Ditto.
6748 (alpha*-*-netbsd*): Ditto.
6749 (alpha*-*-openbsd*): Ditto.
6750 * config/alpha/elf.h (OBJECT_FORMAT_ELF): Remove.
6751 (DWARF2_DEBUGGING_INFO): Remove.
6752 (PREFERRED_DEBUGGING_TYPE): Remove.
6753 (ASM_FINAL_SPEC): Remove.
6754 (IDENT_ASM_OP): Remove.
6755 (ASM_OUTPUT_IDENT): Remove.
6756 (SKIP_ASM_OP): Remove.
6757 (ASM_OUTPUT_SKIP): Remove.
6758 (ALIGN_ASM_OP): Remove.
6759 (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
6760 (ASM_OUTPUT_CASE_LABEL): Remove.
6761 (ASM_OUTPUT_EXTERNAL_LIBCALL): Remove.
6762 (COMMON_ASM_OP): Remove.
6763 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
6764 (ASCII_DATA_ASM_OP): Remove.
6765 (READONLY_DATA_SECTION_ASM_OP): Remove.
6766 (INIT_SECTION_ASM_OP): Remove.
6767 (FINI_SECTION_ASM_OP): Remove.
6768 (ASM_SECTION_START_OP): Remove.
6769 (ASM_OUTPUT_SECTION_START_FILE): Remove.
6770 (TARGET_ASM_NAMED_SECTION): Remove.
6771 (TARGET_ASM_SELECT_SECTION): Remove.
6772 (MAKE_DECL_ONE_ONLY): Remove.
6773 (TYPE_ASM_OP): Remove.
6774 (SIZE_ASM_OP): Remove.
6775 (ASM_WEAKEN_LABEL): Remove.
6776 (TYPE_OPERAND_FMT): Remove.
6777 (ASM_DECLARE_RESULT): Remove.
6778 (ASM_DECLARE_OBJECT_NAME): Remove.
6779 (ASM_FINISH_DECLARE_OBJECT): Remove.
6780 (ELF_ASCII_ESCAPES): Remove.
6781 (ELF_STRING_LIMIT): Remove.
6782 (STRING_ASM_OP): Remove.
6783 (ASM_OUTPUT_EXTERNAL): Remove.
6784 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Redefine to false.
6785 * config/alpha/alpha.h (PCC_BITFIELD_TYPE_MATTERS): Undefine
6787 (ASM_DECLARE_FUNCTION_NAME): Ditto.
6788 (ASM_DECLARE_FUNCTION_SIZE): Ditto.
6789 (ASM_GENERATE_INTERNAL_LABEL): Ditto.
6790 (ASM_OUTPUT_SKIP): Ditto.
6791 (READONLY_DATA_SECTION_ASM_OP): Remove.
6792 (USER_LABEL_PREFIX): Remove.
6793 (ASM_OUTPUT_ASCII): Remove.
6794 (ASM_OUTPUT_CASE_LABEL): Remove.
6795 (NO_DOLLAR_IN_LABEL): Undefine.
6797 2012-03-22 Richard Guenther <rguenther@suse.de>
6799 PR tree-optimization/52459
6800 * tree-ssa-pre.c (inhibit_phi_insertion): Do not inhibit
6801 PHI insertion for calls.
6803 2012-03-21 Steven Bosscher <steven@gcc.gnu.org>
6805 * cse.c (invalidate_from_sets_and_clobbers, try_back_substitute_reg,
6806 find_sets_in_insn, canonicalize_insn): Split out from ...
6807 (cse_insn): ... here.
6808 (invalidate_from_clobbers): Take an insn instead of the pattern.
6810 2012-03-21 Oleg Endo <olegendo@gcc.gnu.org>
6813 * config/sh/sh-protos.h (sh_fsca_df2int): Remove.
6814 * config/sh/sh.c (sh_fsca_df2int_rtx, sh_fsca_df2int): Remove.
6815 * config/sh/sh.md (sindf2, cosdf2): Remove.
6817 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
6820 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
6821 prologue for unwinder and profiler.
6823 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
6825 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
6826 Introduce emul_name to select the right linker emulation for
6827 powerpc64-*-freebsd*.
6828 * configure: Regenerate.
6829 * config.gcc: Add bits to support powerpc64-*-freebsd*.
6830 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
6831 * config/rs6000/freebsd64.h: New file.
6832 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
6834 (rs6000_savres_strategy): Likewise.
6835 (rs6000_savres_routine_name): Likewise.
6836 (rs6000_elf_file_end): Likewise.
6837 * config/rs6000/t-freebsd64: New file.
6838 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
6839 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
6841 * config/rs6000/freebsd64.h: Remove duplicated entries from last
6843 * config/rs6000/t-freebsd64: Likewise.
6845 2012-03-21 Georg-Johann Lay <avr@gjlay.de>
6847 PR rtl-optimization/52543
6849 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
6850 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
6851 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
6852 (avr_load_libgcc_p): Restrict to __flash loads.
6853 (avr_out_lpm): Only handle 1-byte loads from __flash.
6854 (avr_load_lpm): New function.
6855 (avr_find_unused_d_reg): Remove.
6856 (avr_out_lpm_no_lpmx): Remove.
6857 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
6858 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
6859 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
6860 (load_<mode>, load_<mode>_clobber): New insns.
6861 (mov<mode>): For multi-byte move from non-generic
6862 16-bit address spaces: Expand to load_<mode> resp.
6863 load_<mode>_clobber.
6864 (load<mode>_libgcc): Remove expander.
6865 (split-lpmx): Remove split.
6867 2012-03-21 Richard Earnshaw <rearnsha@arm.com>
6869 * neon.md (neon_vget_lanev2di): Use gen_lowpart and gen_highpart.
6870 * config/arm/neon.ml (Fixed_return_reg): Renamed to fixed_vector_reg.
6871 All callers changed.
6872 (Fixed_core_reg): New feature.
6873 (Vget_lane [sizes S64 and U64]): Add Fixed_core_reg. Allow fmrrd in
6875 * neon-testgen.ml: Handle Fixed_core_reg.
6877 2012-03-21 Andrew Stubbs <ams@codesourcery.com>
6879 * config/arm/arm.c (thumb2_reorg): Add complete support
6880 for 16-bit instructions.
6881 * config/arm/thumb2.md: Delete obsolete flag-clobbering peepholes.
6883 2012-03-21 Richard Guenther <rguenther@suse.de>
6885 PR tree-optimizer/52636
6886 * tree-vect-slp.c (vect_get_constant_vectors): Convert constants
6887 to the appropriate type.
6889 2012-03-21 Richard Guenther <rguenther@suse.de>
6891 * Makefile.in (cfgexpand.o): Add $(REGS_H) and $(INTEGRATE_H)
6893 * cfgexpand.c (gimple_expand_cfg): Fold in pass_init_function,
6894 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
6895 * passes.c (init_optimization_passes): Remove pass_init_function,
6896 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
6897 * tree-pass.h (pass_init_function): Remove.
6898 (pass_jump): Remove.
6899 (pass_initial_value_sets): Remove.
6900 (pass_unshare_all_rtl): Remove.
6901 * integrate.c (pass_initial_value_sets): Remove.
6902 * emit-rtl.c (pass_unshare_all_rtl): Remove.
6903 * tree.h (init_function_for_compilation): Remove.
6904 * function.c (init_function_for_compilation): Remove.
6905 (pass_init_function): Remove.
6906 * cfgcleanup.c (rest_of_handle_jump): Remove.
6907 (pass_jump): Remove.
6909 2012-03-20 Jason Merrill <jason@redhat.com>
6911 * tree-streamer-in.c (streamer_alloc_tree): Call
6912 ggc_alloc_zone_cleared_tree_node instead of
6913 ggc_alloc_zone_cleared_tree_node_stat.
6915 2012-03-20 Jonathan Wakely <jwakely.gcc@gmail.com>
6917 * doc/extend.texi (Template Instantiation): Remove anachronisms.
6919 2012-03-20 Jakub Jelinek <jakub@redhat.com>
6922 * config/i386/i386.c (expand_vec_perm_vperm2f128): New function.
6923 (ix86_expand_vec_perm_const_1): Call it.
6925 * config/i386/i386.c (vselect_insn): New variable.
6926 (init_vselect_insn): New function.
6927 (expand_vselect, expand_vselect_insn): Add testing_p argument.
6928 Call init_vselect_insn if vselect_insn is NULL. Adjust
6929 PATTERN (vselect_insn), instead of creating a new insn each time,
6930 only emit a copy of it if not testing and recog has been successful.
6931 (expand_vec_perm_pshufb, expand_vec_perm_1,
6932 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_broadcast_1): Adjust
6936 * config/i386/i386.md ("isa" attribute): Add avx2 and noavx2.
6937 ("enabled" attribute): Handle avx2 and noavx2 isas.
6938 * config/i386/sse.md (avx2_vec_dupv8sf_1, avx2_pbroadcast<mode>_1):
6940 (vec_dup<mode>): Add avx2 =x,x alternative.
6941 (vec_dup<mode> splitter): Don't split if TARGET_AVX2.
6942 (*avx_vperm_broadcast_<mode>): Don't split V4DFmode if TARGET_AVX2.
6943 For TARGET_AVX2, V8SFmode and elt == 0 split into vbroadcastss.
6944 * config/i386/i386.c (expand_vec_perm_pshufb): Emit also vpermps
6946 (expand_vec_perm_1): For broadcasts, use avx2_pbroadcast<mode>_1
6947 if possible, handle also V8SFmode.
6949 2012-03-20 Richard Earnshaw <rearnsha@arm.com>
6951 * arm/predicates.md (zero_operand, reg_or_zero_operand): New predicates.
6952 * arm/neon.md (neon_vceq<mode>, neon_vcge<mode>): Use
6953 reg_or_zero_operand predicate.
6954 (neon_vcle<mode>, neon_vclt<mode>): Use zero_operand predicate.
6956 2012-03-20 Jakub Jelinek <jakub@redhat.com>
6958 * config/i386/i386.c (ix86_decompose_address) <case ZERO_EXTEND>:
6959 If operand isn't UNSPEC, return 0.
6961 2012-03-20 Richard Guenther <rguenther@suse.de>
6963 * tree-pass.h (pass_rtl_eh): Remove.
6964 * except.c (gate_handle_eh): Likewise.
6965 (rest_of_handle_eh): Likewise.
6966 (pass_rtl_eh): Likewise.
6967 (finish_eh_generation): Export.
6968 * except.h (finish_eh_generation): Declare.
6969 * passes.c (init_optimization_passes): Remove pass_rtl_eh.
6970 * cfgexpand.c (gimple_expand_cfg): Call finish_eh_generation
6971 after expanding stack alignment. Instead of compacting blocks
6974 2012-03-20 Richard Guenther <rguenther@suse.de>
6976 * stor-layout.c (finish_bitfield_representative): Fallback
6977 to conservative maximum size if the padding up to the next
6978 field cannot be computed as a constant.
6979 (finish_bitfield_layout): If we cannot compute the distance
6980 between the start of the bitfield representative and the
6981 bitfield member start a new representative.
6982 * expr.c (get_bit_range): The distance between the start of
6983 the bitfield representative and the bitfield member is zero
6984 if the field offsets are not constants.
6986 2012-03-20 Tristan Gingold <gingold@adacore.com>
6988 * tree.h (enum size_type_kind): Add stk_ prefix to constants,
6989 convert in lowercase.
6990 (sizetype_tab, sizetype, bitsizetype, ssizetype, sbitsizetype)
6991 (size_int, ssize_int, bitsize_int, sbitsize_int): Adjust.
6992 * stor-layout.c (sizetype_tab): Adjust.
6993 (initialize_sizetypes): Use SIZETYPE instead of SIZE_TYPE.
6994 * tree-streamer.c (preload_common_nodes): Use stk_type_kind_last
6995 instead of type_kind_last.
6996 * tree-scalar-evolution.c (interpret_rhs_expr): Use size_int
6997 instead of size_int_kind.
6998 * doc/tm.texi.in (Type Layout): Document SIZETYPE.
6999 * doc/tm.texi: Regenerate.
7000 * defaults.h (SIZETYPE): Provide a default value.
7001 * config/vms/vms.h (SIZE_TYPE): Define as "unsigned int".
7004 2012-03-20 Oleg Endo <olegendo@gcc.gnu.org>
7006 * config/sh/sh.md: Use braced string notation where applicable.
7008 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
7010 * config/i386/i386.md (allocate_stack): Simplify.
7012 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
7014 * builtins.c (expand_builtin_cexpi): Use copy_addr_to_reg instead of
7015 copy_to_mode_reg (Pmode, ...).
7016 (expand_builtin_frame_address): Ditto.
7017 * expr.c (emit_block_move_via_libcall): Ditto.
7018 (set_storage_via_libcall): Ditto.
7020 * config/i386/i386.c (ix86_expand_movmem): Ditto.
7021 (ix86_expand_setmem): Ditto.
7022 (ix86_trampoline_init): DItto.
7023 * config/i386/i386.md (cmpstrnsi): Ditto.
7025 2012-03-19 Sandra Loosemore <sandra@codesourcery.com>
7027 * config/sh/sh.opt (madjust-unroll): Mark as ignored/obsolete.
7028 * config/sh/sh.h (TARGET_OPT_DEFAULT): Don't use MASK_ADJUST_UNROLL.
7029 * doc/invoke.texi (Option Summary): Remove -madjust-unroll.
7030 (SH Options): Likewise.
7032 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
7034 * config/i386/i386.c (get_thread_pointer): Add tp_mode argument.
7035 Generate ZERO_EXTEND in place if GET_MODE (tp) != tp_mode.
7036 (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>: Always generate
7037 DImode UNSPEC_GOTNTPOFF references on TARGET_64BIT.
7038 (ix86_decompose_address): Allow zero extended UNSPEC_TP references.
7041 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
7043 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
7044 * config/i386/i386.c (ix86_decompose_address): Use
7045 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
7046 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
7047 thread pointer to a register.
7050 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
7052 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
7053 if Pmode != word_mode.
7054 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
7055 Pmode == SImode for TARGET_X32.
7057 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
7058 (tls_initial_exec_x32): Likewise.
7060 2012-03-19 Oleg Endo <olegendo@gcc.gnu.org>
7063 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12, DISP_ADDR_P,
7064 DISP_ADDR_OFFSET): New macros.
7065 * config/sh/sh.c (sh_address_cost): Add SH2A special case.
7066 (sh_legitimate_index_p): Allow QImode displacements for non-SH2A.
7067 (sh_legitimize_address): Add QImode displacement handling.
7068 (sh_cannot_change_mode_class): Disallow GENERAL_REGS for SFmode
7070 (sh_secondary_reload): Add QImode displacement handling.
7071 * config/sh/predicates.md (movsrc_no_disp_mem_operand): New predicate.
7072 * config/sh/constraints.md (K04, Snd, Sdd): New constraints.
7073 * config/sh/sh.md (extendqisi2): Remove constraints from expander.
7074 (*extendqisi2_compact): Rename to *extendqisi2_compact_reg, restrict
7075 to register operands only.
7076 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_snd): New insns.
7077 (extendqihi2): Change insn to expander.
7078 (*extendqihi2_compact_reg): New insn.
7079 (movqi_i, movqi): Replace with ...
7080 (movqi, *movqi_reg_reg, *movqi_store_mem_disp12,
7081 *movqi_load_mem_disp, *movqi_load_mem_disp): ... these.
7082 Add new peepholes for QImode displacement addressing.
7084 2012-03-19 Paolo Carlini <paolo.carlini@oracle.com>
7087 * doc/invoke.texi: Document -Wuseless-cast.
7089 2012-03-19 Eric Botcazou <ebotcazou@adacore.com>
7091 * tree.def (REALPART_EXPR, IMAGPART_EXPR, VIEW_CONVERT_EXPR): Move.
7092 * tree.h (handled_component_p): Reorder cases.
7093 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref): Do
7094 not initialize unsignedp.
7095 (loc_list_from_tree): Likewise.
7096 (fortran_common): Likewise.
7097 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
7099 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
7101 * config/i386/i386.c (ix86_expand_prologue) <CM_LARGE_PIC>: Use Pmode
7102 mode consistently. Use ix86_gen_add3. Assert that Pmode == DImode.
7103 (ix86_expand_split_stack_prologue): Use ix86_gen_add3.
7104 (ix86_split_long_move): Ditto.
7105 (legitimize_tls_address): Use ix86_gen_sub3.
7106 (construct_plt_address): Assert that Pmode == DImode.
7108 2012-03-18 Uros Bizjak <ubizjak@gmail.com>
7110 * config/i386/i386.md: Remove empty predicates and/or constraints.
7111 * config/i386/sync.md: Ditto.
7112 * config/i386/sse.md: Ditto.
7113 * config/i386/mmx.md: Ditto.
7114 * config/i386/pentium.md: Ditto.
7115 * config/i386/athlon.md: Ditto.
7117 2012-03-16 Richard Guenther <rguenther@suse.de>
7119 PR tree-optimization/52603
7120 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Clarify
7124 2012-03-14 Richard Guenther <rguenther@suse.de>
7126 PR tree-optimization/52571
7127 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
7128 flag_section_anchors check ...
7129 (vect_can_force_dr_alignment_p): ... here.
7131 2012-03-16 Martin Jambor <mjambor@suse.cz>
7133 * expr.c (expand_expr_real_1): Handle misaligned scalar reads from
7134 memory through MEM_REFs by calling extract_bit_field.
7136 2012-03-16 Richard Guenther <rguenther@suse.de>
7138 * fold-const.c (native_interpret_expr): Also support POINTER_TYPE
7139 and REFERENCE_TYPE interpretations.
7140 (can_native_interpret_type_p): New function.
7141 (fold_ternary_loc): Use native encode/interpret to fold
7142 BIT_FIELD_REFs of constants.
7144 2012-03-16 Richard Guenther <rguenther@suse.de>
7147 * fold-const.c (fold_ternary_loc): Fold vector typed BIT_FIELD_REFs
7148 of vector constants and constructors.
7150 2012-03-16 Richard Guenther <rguenther@suse.de>
7152 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
7153 VIEW_CONVERT_EXPR to convert constants.
7154 (vect_is_simple_use): Treat all constants as vec_constant_def.
7156 2012-03-16 Richard Guenther <rguenther@suse.de>
7157 Kai Tietz <ktietz@redhat.com>
7160 * gimplify.c (gimplify_self_mod_expr): Evaluate postfix
7161 side-effects completely in the pre-queue and use a temporary
7164 2012-03-16 Richard Guenther <rguenther@suse.de>
7166 * stor-layout.c (finish_bitfield_representative): Fall back
7167 to the conservative maximum size if we cannot compute the
7168 size of the tail padding.
7170 2012-03-16 Tristan Gingold <gingold@adacore.com>
7172 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
7173 __CRTL_VER and __VMS_VER.
7174 * config/vms/vms-protos.h: Declare vms_c_get_crtl_ver
7175 and vms_c_get_vms_ver.
7176 * config/vms/vms-c.c (vms_c_get_crtl_ver, vms_c_get_vms_ver): New
7178 * config/alpha/vms.h (VMS_DEFAULT_CRTL_VER)
7179 (VMS_DEFAULT_VMS_VER): Define.
7180 * config/ia64/vms.h (VMS_DEFAULT_CRTL_VER)
7181 (VMS_DEFAULT_VMS_VER): Define.
7183 2012-03-16 Richard Guenther <rguenther@suse.de>
7185 * tree-vect-loop.c (get_initial_def_for_induction): Use
7186 build_constructor directly.
7187 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
7188 build_vector_from_val.
7189 * tree.c (build_vector_from_val): Avoid creating a constructor
7190 first when we want a constant vector.
7192 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7194 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
7196 2012-03-16 Richard Guenther <rguenther@suse.de>
7198 * tree.h (TREE_VECTOR_CST_ELTS): Remove.
7199 (VECTOR_CST_NELTS, VECTOR_CST_ELTS, VECTOR_CST_ELT): New defines.
7200 (struct tree_vector): Remove elements member, add variable size
7202 (build_vector_stat): Declare.
7203 (build_vector): Define in terms of build_vector_stat.
7204 * tree.c (build_vector): Rename to ...
7205 (build_vector_stat): ... this. Take array of trees as parameter.
7206 (build_vector_from_ctor): Adjust.
7207 (integer_zerop, integer_onep, integer_all_onesp, iterative_hash_expr,
7208 initializer_zerop): Adjust.
7209 * cfgexpand.c (expand_debug_expr): Likewise.
7210 * expr.c (categorize_ctor_elements_1, expand_expr_real_1,
7211 const_vector_from_tree): Likewise.
7212 * fold-const.c (const_binop, operand_equal_p, native_encode_vector,
7213 native_interpret_vector, fold_unary_loc, vec_cst_ctor_to_array,
7214 fold_vec_perm, fold_binary_loc, fold_ternary_loc): Likewise.
7215 * tree-streamer-in.c (streamer_alloc_tree): Handle TS_VECTOR.
7216 (lto_input_ts_vector_tree_pointers): Adjust.
7217 * tree-streamer-out.c (streamer_write_tree_header): Handle TS_VECTOR.
7218 (write_ts_vector_tree_pointers): Adjust.
7219 * varasm.c (const_hash_1, compare_constant, copy_constant,
7220 output_constant): Adjust.
7221 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Adjust.
7222 * print-tree.c (print_node): Adjust.
7223 * tree-pretty-print.c (dump_generic_node): Adjust.
7224 * tree-vect-generic.c (uniform_vector_p, vector_element,
7225 lower_vec_perm): Adjust.
7226 * tree-vect-loop.c (get_initial_def_for_reduction): Adjust.
7227 * tree-vect-slp.c (vect_get_constant_vectors,
7228 vect_transform_slp_perm_load): Adjust.
7229 * tree-vect-stmts.c (vect_gen_perm_mask): Adjust.
7230 * expmed.c (make_tree): Adjust.
7231 * config/i386/i386.c (ix86_expand_builtin): Adjust.
7232 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Adjust interface
7234 (sparc_fold_builtin): Adjust.
7236 2012-03-16 Tristan Gingold <gingold@adacore.com>
7238 * config.gcc (*-*-*vms*): Define use_gcc_stdint and tm_file.
7239 * config/vms/vms-stdint.h: New file.
7241 2012-03-16 Tristan Gingold <gingold@adacore.com>
7243 * config.host (alpha64-dec-*vms*, alpha*-dec-*vms*)
7244 (ia64-hp-*vms*): Replaced by ...
7245 (*-*-*vms*): ... This new entry.
7247 2012-03-15 Jakub Jelinek <jakub@redhat.com>
7250 * config/i386/i386.c (expand_vec_perm_vperm2f128_vblend): New function.
7251 (ix86_expand_vec_perm_const_1): Use it.
7254 * config/i386/sse.md (UNSPEC_VPERMDF): Remove.
7255 (avx2_permv4df): Remove.
7256 (avx2_permv4di): Macroize into...
7257 (avx2_perm<mode>): ... this using VI8F_256 iterator.
7258 (avx2_permv4di_1): Macroize into...
7259 (avx2_perm<mode>_1): ... this using VI8F_256 iterator.
7261 2012-03-15 Ulrich Weigand <ulrich.weigand@linaro.org>
7263 * combine.c (apply_distributive_law): Do not distribute SUBREG.
7265 2012-03-15 Ira Rosen <irar@il.ibm.com>
7266 Ulrich Weigand <ulrich.weigand@linaro.org>
7268 * tree-vect-patterns.c (widened_name_p): Rename to ...
7269 (type_conversion_p): ... this. Add new argument to determine
7270 if it's a promotion or demotion operation. Check for
7271 CONVERT_EXPR_CODE_P instead of NOP_EXPR.
7272 (vect_recog_dot_prod_pattern): Call type_conversion_p instead
7274 (vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern,
7275 vect_operation_fits_smaller_type, vect_recog_widen_shift_pattern):
7277 (vect_recog_mixed_size_cond_pattern): Likewise and allow
7278 non-constant then and else clauses.
7280 2012-03-15 Ira Rosen <irar@il.ibm.com>
7281 Ulrich Weigand <ulrich.weigand@linaro.org>
7283 * tree-vectorizer.h (vect_pattern_recog): Add new argument.
7284 * tree-vect-loop.c (vect_analyze_loop_2): Update call to
7286 * tree-vect-patterns.c (widened_name_p): Pass basic block
7287 info to vect_is_simple_use.
7288 (vect_recog_dot_prod_pattern): Fail for basic blocks.
7289 (vect_recog_widen_sum_pattern): Likewise.
7290 (vect_handle_widen_op_by_const): Support basic blocks.
7291 (vect_operation_fits_smaller_type,
7292 vect_recog_over_widening_pattern): Likewise.
7293 (vect_recog_vector_vector_shift_pattern): Support basic blocks.
7294 Update call to vect_is_simple_use.
7295 (vect_recog_mixed_size_cond_pattern): Support basic blocks.
7297 (check_bool_pattern): Add an argument, update call to
7298 vect_is_simple_use and the recursive calls.
7299 (vect_recog_bool_pattern): Update relevant function calls.
7301 (vect_mark_pattern_stmts): Update calls to new_stmt_vec_info.
7302 (vect_pattern_recog_1): Check for reduction only in loops.
7303 (vect_pattern_recog): Add new argument. Support basic blocks.
7304 * tree-vect-stmts.c (vectorizable_conversion): Pass basic block
7305 info to vect_is_simple_use_1.
7306 * tree-vect-slp.c (vect_get_and_check_slp_defs): Support basic blocks.
7307 (vect_slp_analyze_bb_1): Call vect_pattern_recog.
7309 2012-03-15 Jakub Jelinek <jakub@redhat.com>
7310 Andrew Pinski <apinski@cavium.com>
7313 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
7314 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
7315 calls instead of __builtin_ir{int,ound}*.
7317 2012-03-15 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7319 * doc/sourcebuild.texi (cleanup-modules, keep-modules): Update
7322 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7324 * config.gcc (target_type_format_char): New. Document it. Set it for
7326 * configure.ac (gnu_unique_option): Use target_type_format_char
7327 in test. Comment rationale.
7328 * configure: Regenerate .
7330 2012-03-15 Jakub Jelinek <jakub@redhat.com>
7332 PR tree-optimization/52267
7333 * tree-vrp.c (masked_increment): New function.
7334 (register_edge_assert_for_2): Derive ASSERT_EXPRs
7335 from (X & CST1) cmp CST2 tests.
7337 2012-03-15 Richard Guenther <rguenther@suse.de>
7340 * tree-data-ref.c (subscript_dependence_tester_1): Check
7341 all dimensions for non-conflicting access functions.
7343 2012-03-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
7346 * doc/invoke.texi [C++ Language Options]: Document
7347 -ftemplate-backtrace-limit.
7349 2012-03-15 Tristan Gingold <gingold@adacore.com>
7351 * c-parser.c (c_parser_parameter_declaration): Handle #pragma
7354 2012-03-15 Tristan Gingold <gingold@adacore.com>
7356 * dwarf2out.c (gen_subprogram_die): Require dwarf unwinding to
7357 use DW_OP_call_frame_cfa.
7359 2012-03-14 H.J. Lu <hongjiu.lu@intel.com>
7362 * config/i386/i386-opts.h (pmode): New.
7364 * config/i386/i386.c (ix86_option_override_internal): Properly
7365 check and set ix86_pmode.
7367 * config/i386/i386.h (Pmode): Check ix86_pmode instead of TARGET_64BIT.
7369 * config/i386/i386.opt (maddress-mode=): New.
7371 * doc/invoke.texi: Document -maddress-mode=short|long for x86.
7373 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7375 * dwarf2cfi.c (def_cfa_0): Remove MIPS_DEBUGGING_INFO handling.
7376 (dwarf2out_do_cfi_asm): Likewise.
7377 * dwarf2out.c (output_call_frame_info): Remove MIPS_DEBUGGING_INFO
7379 (add_data_member_location_attribute): Likewise.
7380 (gen_array_type_die): Likewise.
7381 (gen_subprogram_die): Likewise.
7382 (gen_producer_string): Likewise.
7383 * sdbout.c (sdbout_begin_prologue): Declare unconditionally.
7384 Remove MIPS_DEBUGGING_INFO handling.
7385 (sdb_debug_hooks): Likewise.
7386 (sdbout_begin_block): Likewise.
7387 (sdbout_end_block): Likewise.
7388 (sdbout_begin_prologue): Likewise.
7389 (sdbout_start_source_file): Likewise.
7390 (sdbout_end_source_file): Likewise.
7391 (sdbout_init): Likewise.
7392 * system.h (MIPS_DEBUGGING_INFO): Poison.
7394 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7396 * config/alpha/alpha.c [HAVE_STAMP_H]: Remove.
7397 (alpha_file_start) [MS_STAMP]: Remove.
7399 * config/alpha/elf.h (TARGET_GAS): Remove.
7400 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove.
7401 * config/alpha/linux.h (TARGET_DEFAULT): Remove.
7402 * config/alpha/netbsd.h (TARGET_DEFAULT): Remove.
7403 * config/alpha/vms.h (TARGET_DEFAULT): Remove.
7404 * config.gcc (alpha*-*-linux*): Remove target_cpu_default.
7405 (alpha*-*-freebsd*): Likewise.
7406 (alpha*-*-netbsd*): Likewise.
7407 (alpha*-*-openbsd*): Likewise.
7408 (alpha*-*-*): Remove target_cpu_default2.
7409 * config/alpha/alpha.c (alpha_output_filename): Remove !TARGET_GAS
7411 * config/alpha/alpha.h (TARGET_AS_CAN_SUBTRACT_LABELS): Remove.
7412 (TARGET_AS_SLASH_BEFORE_SUFFIX): Remove.
7413 * config/alpha/alpha.c (print_operand): Always assume
7414 TARGET_AS_SLASH_BEFORE_SUFFIX.
7415 * config/alpha/alpha.md ("*builtin_setjmp_receiver_er_sl_1"):
7416 Remove TARGET_AS_CAN_SUBTRACT_LABELS.
7417 ("*builtin_setjmp_receiver_er_1"): Remove.
7418 * config/alpha/alpha.opt (malpha-as): Remove.
7420 * doc/invoke.texi (Option Summary, DEC Alpha Options): Remove
7422 Remove DEC Unix reference.
7424 * config/alpha/alpha.h (OBJECT_FORMAT_COFF): Remove.
7425 (EXTENDED_COFF): Remove.
7426 * config/alpha/elf.h (OBJECT_FORMAT_COFF): Don't undef.
7427 (EXTENDED_COFF): Don't undef.
7428 * config/alpha/alpha.c (alpha_file_start): Always assume
7430 Don't set targetm.asm_file_start_file_directive.
7431 [!OBJECT_FORMAT_ELF]: Remove.
7432 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
7434 * config/alpha/alpha.h (SDB_DEBUGGING_INFO): Remove.
7435 (DBX_DEBUGGING_INFO): Remove.
7436 (MIPS_DEBUGGING_INFO): Remove.
7437 (PREFERRED_DEBUGGING_TYPE): Remove.
7438 (DBX_OUTPUT_SOURCE_LINE): Remove.
7439 (SDB_OUTPUT_SOURCE_LINE): Remove.
7440 (DBX_CONTIN_LENGTH): Remove.
7441 (NO_DBX_FUNCTION_END): Remove.
7442 (ASM_STABS_OP): Remove.
7443 (ASM_STABN_OP): Remove.
7444 (ASM_STABD_OP): Remove.
7445 (SDB_ALLOW_FORWARD_REFERENCES): Remove.
7446 (SDB_ALLOW_UNKNOWN_REFERENCES): Remove.
7447 (PUT_SDB_DEF): Remove.
7448 (PUT_SDB_PLAIN_DEF): Remove.
7449 (PUT_SDB_TYPE): Remove.
7450 (sdb_label_count): Remove.
7451 (PUT_SDB_BLOCK_START): Remove.
7452 (PUT_SDB_BLOCK_END): Remove.
7453 (PUT_SDB_FUNCTION_START): Remove.
7454 (PUT_SDB_FUNCTION_END): Remove.
7455 (PUT_SDB_EPILOGUE_END): Remove.
7456 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Don't undef.
7457 (MIPS_DEBUGGING_INFO): Don't undef.
7458 (DBX_DEBUGGING_INFO): Don't undef.
7459 * config/alpha/vms.h (SDB_DEBUGGING_INFO): Don't undef.
7460 (MIPS_DEBUGGING_INFO): Don't undef.
7461 (DBX_DEBUGGING_INFO): Don't undef.
7462 * config/alpha/freebsd.h (DBX_CONTIN_CHAR): Remove.
7463 * config/alpha/alpha.c (alpha_option_override): Remove SDB_DEBUG
7465 (alpha_start_function): Likewise.
7466 (sdb_label_count): Remove.
7467 (alpha_output_filename): Remove DBX_DEBUG handling.
7468 (alpha_file_start): Likewise.
7470 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7472 * config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
7473 (*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
7474 (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
7476 * configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
7477 (ld_tls_support): Remove Solaris 8 references.
7478 (lwp_dir, lwp_spec): Remove support for alternate thread library.
7479 * acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.* tests.
7480 * configure: Regenerate.
7481 * config.in: Regenerate.
7483 * config/sol2.h (LINK_SPEC): Remove LIB_THREAD_LDFLAGS_SPEC.
7484 * config/i386/sol2.h: Remove Solaris 8 references.
7486 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Rename to ...
7487 (i?86-*-solaris2.9): ... this.
7488 Remove Solaris 8 references.
7489 (Specific, *-*-solaris2*): Document Solaris 8 removal.
7490 Remove Solaris 8 references.
7492 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7494 * config.gcc (enable_obsolete): Remove mips-sgi-irix6.5.
7495 (mips-sgi-irix6.5*): Remove.
7496 * config.host (mips-sgi-irix*): Remove.
7497 * configure.ac (enable_fixed_point): Remove mips*-sgi-irix*.
7498 (set_have_as_tls): Remove *-*-irix6*.
7499 (gcc_cv_ld_static_dynamic): Remove mips-sgi-irix6*.
7500 * configure: Regenerate.
7502 * config/mips/iris6.h: Remove.
7503 * config/mips/iris6.opt: Remove.
7504 * config/mips/t-irix6: Remove.
7506 * config/mips/mips.h (TARGET_GPWORD): Remove IRIX 6 N64 handling.
7507 (TARGET_IRIX6): Remove.
7508 (TARGET_CPU_CPP_BUILTINS): Remove IRIX 6 handling.
7509 Don't define LANGUAGE_C, _LANGUAGE_C for Objective-C.
7510 * config/mips/mips.c (mips_build_builtin_va_list): Remove IRIX 6
7512 (mips_file_start): Likewise.
7513 * config/mips/mips-protos.h (irix_asm_output_align): Remove.
7515 * config/mips/driver-native.c [__sgi__]: Remove.
7516 (host_detect_local_cpu) [__sgi__]: Remove.
7518 * config/mips/gnu-user.h: Remove iris5.h reference.
7520 * config/mips/mips-modes.def: Remove IRIX 6 reference.
7521 * config/mips/gnu-user64.h (MIPS_TFMODE_FORMAT): Remove.
7522 * config/mips/mips.c (mips_option_override) [MIPS_TFMODE_FORMAT]:
7525 * gcc.c (main): Move asm_debug initialization ...
7526 (asm_debug): ... here.
7528 * ginclude/stddef.h (__STDDEF_H__): Don't define.
7530 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Remove.
7531 * system.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Poison.
7532 * collect2.c [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
7533 (main) [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
7534 [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES] (is_in_args): Remove.
7535 * doc/tm.texi.in (Driver, LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
7537 * doc/tm.texi: Regenerate.
7539 * doc/invoke.texi (Debugging Options, -gdwarf-<version>): Remove
7541 (MIPS Options, -march): Remove IRIX reference.
7542 * doc/install.texi (Binaries, SGI IRIX): Remove.
7543 (Specific, mips-sgi-irix6): Document IRIX 6.5 removal, remove rest
7545 * doc/trouble.texi (Interoperation): Remove -lgl_s handling.
7547 2012-03-14 Martin Jambor <mjambor@suse.cz>
7549 * expr.c (expand_assignment): Use expand_expr with EXPAND_WRITE
7550 when expanding MEM_REFs, MEM_TARGET_REFs and handled_component bases.
7551 (expand_expr_real_1): Do not handle misalignment if modifier is
7554 2012-03-14 Richard Guenther <rguenther@suse.de>
7557 * tree-vect-generic.c (type_for_widest_vector_mode): Take
7558 element type instead of mode, use build_vector_type_for_mode
7559 instead of the langhook, build a vector of proper signedness.
7560 (expand_vector_operations_1): Adjust.
7562 2012-03-14 Richard Guenther <rguenther@suse.de>
7565 * gimple-fold.c (canonicalize_constructor_val): Make sure we have
7566 a cgraph node for a FUNCTION_DECL that comes from a constructor.
7567 (gimple_get_virt_method_for_binfo): Likewise.
7569 2012-03-14 Richard Guenther <rguenther@suse.de>
7571 PR tree-optimization/52571
7572 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
7573 flag_section_anchors check ...
7574 (vect_can_force_dr_alignment_p): ... here. Do not re-align
7575 DECL_COMMON variables.
7577 2012-03-14 Richard Guenther <rguenther@suse.de>
7579 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
7580 * stor-layout.c (start_bitfield_representative): New function.
7581 (finish_bitfield_representative): Likewise.
7582 (finish_bitfield_layout): Likewise.
7583 (finish_record_layout): Call finish_bitfield_layout.
7584 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
7585 for QUAL_UNION_TYPE fields.
7586 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
7587 Stream DECL_BIT_FIELD_REPRESENTATIVE.
7588 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
7593 * expr.c (get_bit_range): Unconditionally extract bitrange
7594 from DECL_BIT_FIELD_REPRESENTATIVE.
7595 (expand_assignment): Adjust call to get_bit_range.
7597 2012-03-14 Richard Guenther <rguenther@suse.de>
7600 * fold-const.c (fold_unary_loc): Fold (T1)(T2)x to (T1)x if
7601 the outermost conversion is a sign-change only.
7602 (fold_binary_loc): Disregard widening and sign-changing
7603 conversions when we determine if two variables are equal
7605 * tree-ssa-forwprop.c (combine_conversions): Fold (T1)(T2)x to
7606 (T1)x if the outermost conversion is a sign-change only.
7608 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
7611 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
7613 * config/i386/predicates.md (constant_call_address_operand): Declare
7614 as special predicate. Update all uses.
7616 2012-03-13 Jakub Jelinek <jakub@redhat.com>
7619 * c-parser.c (c_parser_postfix_expression)
7620 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
7622 * config/i386/smmintrin.h: Avoid /* within a comment.
7623 * config/i386/nmmintrin.h: Likewise.
7625 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
7627 * config/i386/i386.md (xbegin): Remove constraint from expander.
7629 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
7631 * config/i386/predicates.md (constant_call_address_operand): Declare
7632 as special predicate. Update all uses.
7633 * config/i386/i386.md: Remove mode from constant_call_address_operand
7635 * config/i386/i386.c (ix86_output_call_insn): Call
7636 constant_call_address_operand with VOIDmode.
7638 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
7640 * config/i386/i386.c (ix86_decompose_address): Handle subregs of
7641 AND zero extended address correctly.
7643 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
7645 * config/i386/predicates.md (tls_symbolic_operand): Declare as
7647 (tls_modbase_operand): Ditto.
7648 * config/i386/i386.md: Remove mode from tls_symbolic_operand and
7649 tls_modbase_operand predicates.
7651 2012-03-13 Martin Jambor <mjambor@suse.cz>
7653 * expr.c (expand_assignment): Handle misaligned scalar writes to
7654 memory through top-level MEM_REFs by calling store_bit_field.
7656 2012-03-13 Richard Guenther <rguenther@suse.de>
7659 * fold-const.c (fold_binary_loc): Fold (X * Y) & -(1 << CST) to X * Y
7660 if Y is a constant multiple of 1 << CST.
7662 2012-03-13 Georg-Johann Lay <avr@gjlay.de>
7665 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
7666 offset (size) to a value the insns can deal with.
7667 (expand_epilogue): Ditto.
7669 2012-03-13 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7671 * config/arm/neon.ml (ops): Fixup expected instructions for
7672 unsigned vector compares.
7674 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
7676 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
7677 addresses only when %reg is not in word mode.
7679 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7681 * config/microblaze/microblaze.md: Fix typo.
7682 * tree-if-conv.c: Likewise.
7683 * tree-vect-patterns.c: Likewise.
7685 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7687 * config.gcc (extra_passes): Remove.
7688 * configure.ac (extra_passes): Don't substitute.
7689 * configure: Regenerate.
7690 * Makefile.in (EXTRA_PASSES): Remove.
7691 (GCC_PASSES): Remove $(EXTRA_PASSES).
7692 (MOSTLYCLEANFILES): Likewise.
7694 (install-common): Likewise.
7696 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
7698 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
7699 * config/i386/i386.c (ix86_decompose_address): Use
7700 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
7701 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
7702 thread pointer to a register.
7704 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
7706 * config/i386/i386.md (*tls_global_dynamic_64_<mode>): Remove :P
7707 on tls_symbolic_operand.
7708 (tls_global_dynamic_64_<mode>): Likewise.
7710 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
7713 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
7714 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
7716 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
7719 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
7720 type from reg_class_t to enum reg_class.
7721 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
7723 2012-03-12 Andrew Pinski <apinski@cavium.com>
7725 * tree-ssa-phiopt.c (single_non_singleton_phi_for_edges): New function.
7726 (tree_ssa_phiopt_worker): Use single_non_singleton_phi_for_edges.
7727 (value_replacement): Likewise.
7728 (empty_block_p): Check also if the PHIs for the block are empty.
7730 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
7733 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
7734 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
7735 r184615 from 2012-02-28.
7737 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
7739 * config/i386/i386.c (ix86_gen_tls_global_dynamic_64): New.
7740 (ix86_gen_tls_local_dynamic_base_64): Likewise.
7741 (ix86_option_override_internal): Set ix86_gen_tls_global_dynamic_64
7742 and ix86_gen_tls_local_dynamic_base_64.
7743 (legitimize_tls_address): Use ix86_gen_tls_global_dynamic_64 and
7744 ix86_gen_tls_local_dynamic_base_64.
7746 * config/i386/i386.md (*tls_global_dynamic_64): Renamed to ...
7747 (*tls_global_dynamic_64_<mode>): This.
7748 (tls_global_dynamic_64): Renamed to ...
7749 (tls_global_dynamic_64_<mode>): This.
7750 (*tls_local_dynamic_base_64): Renamed to ...
7751 (*tls_local_dynamic_base_64_<mode>): This.
7752 (tls_local_dynamic_base_64): Renamed to ...
7753 (tls_local_dynamic_base_64_<mode>): This.
7755 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
7757 * config/i386/i386.c (ix86_option_override_internal): Properly
7758 set ix86_gen_leave and ix86_gen_monitor. Check Pmode == DImode,
7759 instead of TARGET_64BIT, to set ix86_gen_add3, ix86_gen_sub3,
7760 ix86_gen_one_cmpl2, ix86_gen_andsp, ix86_gen_allocate_stack_worker,
7761 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
7763 * config/i386/sse.md (sse3_monitor64): Renamed to ...
7764 (sse3_monitor64_<mode>): This.
7766 2012-03-12 Tristan Gingold <gingold@adacore.com>
7768 * config/ia64/ia64.c (ia64_function_arg_1): Move code around.
7769 (ia64_function_arg_advance): Ditto.
7771 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7773 * config.gcc (mips*-*-openbsd*): Remove.
7774 * config/mips/openbsd.h: Remove.
7775 * config/mips/sdb.h: Remove.
7777 * config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
7778 * config/mips/mips.c (sdb_label_count): Remove.
7779 (mips_debugger_offset): Remove #if 0 code.
7780 (mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
7781 * config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
7783 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7785 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
7787 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
7788 Update binutils references.
7789 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
7790 Update binutils reference.
7791 Update Sun as/GNU ld caveat.
7792 Document binutils largefile requirement for LTO plugin.
7793 Remove reference to alternate libpthread.
7795 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7797 * config.gcc (alpha*-dec-osf5.1*): Remove.
7798 * config.host (alpha*-dec-osf*): Remove.
7799 * configure.ac (*-*-osf*): Remove.
7800 (alpha*-dec-osf*): Remove.
7801 * configure: Regenerate.
7803 * config/alpha/host-osf.c, config/alpha/osf5.h, config/alpha/osf5.opt,
7804 config/alpha/va_list.h, config/alpha/x-osf: Remove.
7806 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
7807 * config/alpha/alpha.c (struct machine_function): Update comment.
7808 (alpha_start_function): Remove Tru64 UNIX as handling for
7810 * config/alpha/alpha.md ("exception_receiver"): Remove
7811 TARGET_LD_BUGGY_LDGP.
7812 ("*exception_receiver_2"): Likewise.
7813 * except.c (finish_eh_generation): Remove Tru64 reference.
7814 * ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
7815 * system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
7816 * target.def (handle_pragma_extern_prefix): Remove.
7818 * Makefile.in (mips-tfile.o-warn): Remove.
7819 (ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
7820 (mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
7821 * mips-tdump.c, mips-tfile.c: Remove.
7823 * doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
7825 * doc/install.texi (Binaries): Remove Tru64 UNIX reference.
7826 (Specific, alpha*-dec-osf5.1): Note removal.
7827 * doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
7829 * doc/tm.texi: Regenerate.
7830 * doc/trouble.texi (Cross-Compiler Problems): Remove.
7832 2012-03-12 Richard Guenther <rguenther@suse.de>
7834 * config/arm/arm.c (neon_dereference_pointer): Do not call
7835 covert during RTL expansion.
7837 2012-03-12 Tristan Gingold <gingold@adacore.com>
7839 * doc/invoke.texi (VMS Options): Merge Alpha/VMS and IA-64/VMS
7840 Options. Mention -mpointer-size.
7842 2012-03-12 Richard Guenther <rguenther@suse.de>
7844 * config/alpha/alpha.c (alpha_gimplify_va_arg): Use
7845 build_nonstandard_integer_type.
7847 2012-03-12 Richard Guenther <rguenther@suse.de>
7849 * tree.c (signed_or_unsigned_type_for): Use
7850 build_nonstandard_integer_type.
7851 (signed_type_for): Adjust documentation.
7852 (unsigned_type_for): Likewise.
7853 * tree-pretty-print.c (dump_generic_node): Use standard names
7854 for non-standard integer types if available.
7856 2012-03-12 Tristan Gingold <gingold@adacore.com>
7858 * config/vms/vms.opt: Add vms-opts.h header.
7859 (mmalloc64): Use flag_vms_malloc64 flag instead of MALLOC64
7861 (-mvms-return-codes): Document.
7862 (-mpointer-size): New option.
7863 (vms_pointer_size): Add enumeration.
7864 * config/vms/vms-opts.h: New file.
7865 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
7866 __INITIAL_POINTER_SIZE.
7867 (POINTER_SIZE, SIZE_TYPE, PTRDIFF_TYPE): Adjust definition.
7868 (C_COMMON_OVERRIDE_OPTIONS): Define.
7869 (DWARF2_ADDR_SIZE): Define.
7870 * config/vms/vms.c (vms_patch_builtins): Adjust condition.
7871 * config/vms/vms-protos.h (vms_c_common_override_options):
7873 * config/vms/vms-c.c (vms_pragma_pointer_size): Ignore pragma
7874 if -mno-pointer-size.
7875 (vms_c_common_override_options): New function.
7876 * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
7877 * config/alpha/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
7878 (MALLOC_ABI_ALIGNMENT): Use flag_vms_malloc64
7879 and flag_vms_pointer_size.
7880 (MASK_RETURN_ADDR): Set according to flag_vms_pointer_size.
7881 * config.gcc (*-*-*vms*): Define xm_file.
7882 (alpha*-dec-*vms*): Do not define xm_file.
7883 (alpha64-dec-*vms*): Remove.
7884 (ia64-hp-*vms*): Do not define xm_file. Simplify tm_file
7887 2012-03-12 Jakub Jelinek <jakub@redhat.com>
7889 PR tree-optimization/51721
7890 * tree-vrp.c (register_edge_assert_for_2): Add asserts for unsvar
7891 if (int) unsvar cmp CST.
7893 2012-03-12 Richard Guenther <rguenther@suse.de>
7895 * tree-sra.c (create_access_replacement): Only rename the replacement
7896 if we can rewrite it into SSA form. Properly mark register typed
7897 replacements that we cannot rewrite with TREE_ADDRESSABLE.
7898 * tree-cfg.c (verify_expr): Fix BIT_FIELD_REF verification
7899 for aggregate or BLKmode results.
7901 2012-03-12 Jakub Jelinek <jakub@redhat.com>
7903 PR tree-optimization/52533
7904 * tree-vrp.c (register_edge_assert_for_2): Use double_int
7905 type for mask, only handle shifts by non-zero in-range
7906 shift count, for LE_EXPR and GT_EXPR if new_val is
7907 maximum, don't add the assertion.
7909 2012-02-12 Kirill Yukhin <kirill.yukhin@intel.com>
7911 * doc/invoke.texi: Document -mrtm option.
7912 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RTM_SET): New.
7913 (OPTION_MASK_ISA_RTM_UNSET): Ditto.
7914 (ix86_handle_option): Handle OPT_mrtm.
7915 * config.gcc (i[34567]86-*-*): Add rtmintrin.h and
7917 (x86_64-*-*): Ditto.
7918 * i386-builtin-types.def (INT_FTYPE_VOID): New.
7919 * config/i386/i386-c.c (ix86_target_macros_internal): Define
7921 (ix86_target_string): Define -mrtm option.
7923 (ix86_option_override_internal): Extend "corei7-avx" with RTM option.
7925 (ix86_valid_target_attribute_inner_p): Add OPT_mrtm.
7926 (ix86_builtins): Add IX86_BUILTIN_XBEGIN, IX86_BUILTIN_XEND,
7928 (bdesc_special_args): Ditto.
7929 (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_XABORT.
7930 (ix86_expand_special_args_builtin): Handle new built-in type.
7931 (ix86_expand_builtin): Handle XABORT instruction.
7932 * config/i386/i386.h (TARGET_RTM): New.
7933 * config/i386/i386.md (UNSPECV_XBEGIN): New.
7934 (UNSPECV_XEND): Ditto.
7935 (UNSPECV_XABORT): Ditto.
7936 (UNSPECV_XTEST): Ditto.
7943 * config/i386/i386.opt (mrtm): New.
7944 * config/i386/immintrin.h: Include rtmintrin.h and xtestintrin.h.
7945 * config/i386/rtmintrin.h: New header.
7946 * config/i386/xtestintrin.h: Ditto.
7948 2012-03-12 Tristan Gingold <gingold@adacore.com>
7950 * ginclude/stddef.h: Adjust previous patch.
7951 Use __VMS__ instead of VMS.
7953 2012-03-12 Uros Bizjak <ubizjak@gmail.com>
7955 * config/i386/i386.md (setcc + movzbl to xor + setcc peephole2):
7956 Also convert sequences with CC setting arithmetic instruction.
7958 2012-03-11 Sandra Loosemore <sandra@codesourcery.com>
7960 * doc/invoke.texi (Option Summary): Move -no-integrated-cpp
7961 from C Language Options to Preprocessor Options.
7962 (C Dialect Options): Move -no-integrated-cpp documentation
7964 (Preprocessor Options): ...to here. Rewrite the description
7965 so it makes more sense, and remove discussion of merging front ends.
7967 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
7969 * config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
7971 (ix86_expand_setmem): Likewise.
7973 2012-03-11 Uros Bizjak <ubizjak@gmail.com>
7975 * config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using
7978 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
7980 * config/i386/i386.c (ix86_trampoline_init): Use movl for 64bit if
7981 ptr_mode == SImode. Replace DImode with Pmode or ptr_mode.
7983 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
7985 * config/i386/i386.c (x86_this_parameter): Replace DImode with Pmode.
7987 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
7989 * config/i386/i386.md (lwp_slwpcb): Check Pmode instead of
7992 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
7993 Uros Bizjak <ubizjak@gmail.com>
7995 * config/i386/predicates.md (call_insn_operand): Allow
7996 constant_call_address_operand in Pmode only.
7997 (sibcall_insn_operand): Ditto.
7998 * config/i386/i386.md (*call): Use W mode iterator instead of P mode.
7999 (*call_vzeroupper): Ditto.
8001 (*sibcall_vzeroupper): Ditto.
8002 (*call_value): Ditto.
8003 (*call_value_vzeroupper): Ditto.
8004 (*sibcall_value): Ditto.
8005 (*sibcall_value_vzeroupper): Ditto.
8006 (*indirect_jump): Ditto.
8007 (*tablejump_1): Ditto.
8008 (indirect_jump): Convert memory address to word mode for TARGET_X32.
8010 * config/i386/i386.c (ix86_expand_call): Convert indirect operands
8013 2012-03-11 Oleg Endo <olegendo@gcc.gnu.org>
8016 * config/sh/sh.md (movnegt): Expand into respective insns immediately.
8017 Use movrt_negc instead of negc pattern for non-SH2A.
8019 (*movrt_negc, *negnegt, *movtt, *movt_qi): New insns and splits.
8021 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
8023 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
8024 if Pmode != word_mode.
8025 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
8026 Pmode == SImode for TARGET_X32.
8028 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
8029 (tls_initial_exec_x32): Likewise.
8031 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
8033 PR rtl-optimization/52528
8034 * combine.c (can_combine_p): Add setting of subst_low_luid
8035 before call to expand_field_assignment().
8037 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
8039 * doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
8040 and related program names.
8042 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
8044 * doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".
8046 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
8049 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
8050 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
8052 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
8053 (*movdi_internal_rex64): Use %E operand modifier for lea.
8054 (*movsi_internal): Ditto.
8056 (*lea<mode>_2): Ditto.
8057 (*lea_{3,4,5,6}_zext): Ditto.
8058 (*tls_global_dynamic_32_gnu): Ditto.
8059 (*tls_global_dynamic_64): Ditto.
8060 (*tls_dynamic_gnu2_lea_32): Ditto.
8061 (*tls_dynamic_gnu2_lea_64): Ditto.
8062 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
8064 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
8066 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
8067 redefine to be NULL if the current bit-size is different from the
8068 configured bit-size.
8070 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
8071 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
8072 set the default tuning. Add asserts to make sure the cpu and tune
8073 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
8074 test whether the index is set, instead of > 0.
8075 (rs6000_file_start): Do not reset the default cpu if the current
8076 bit-size is different from the configured bit-size.
8078 2012-03-09 Tristan Gingold <gingold@adacore.com>
8080 * config/vms/vms-crtlmap.map: Add comments.
8081 Add entries needed to build Ada RTS.
8083 2012-03-09 Tristan Gingold <gingold@adacore.com>
8085 * ginclude/stddef.h: Do not define __size_t on VMS.
8087 2012-03-09 Tristan Gingold <gingold@adacore.com>
8089 * c-tree.h (c_default_pointer_mode): New variable.
8090 * c-decl.c (c_default_pointer_mode): New variable.
8091 (c_build_pointer_type): New function.
8092 (grokdeclarator): Call c_build_pointer_type instead
8093 of build_pointer_type.
8095 * config/vms/vms-c.c: Include c-tree.h
8096 (saved_pointer_mode): New variable.
8097 (handle_pragma_pointer_size): New function.
8098 (vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
8099 (vms_c_register_pragma): Register __pointer_size and
8100 __required_pointer_size pragmas.
8102 2012-03-09 Tristan Gingold <gingold@adacore.com>
8104 * config/vms/vms-c.c (vms_construct_include_filename): New function.
8105 (vms_c_register_includes): Reference it.
8107 2012-03-09 Andrew Pinski <apinski@cavium.com>
8110 * tree-ssa-phiopt.c: Include tree-pretty-print.h for
8112 (tree_ssa_phiopt_worker): Go through all the PHIs for
8113 value_replacement instead of just the singleton one.
8114 (value_replacement): Change return type to int. Return 0 instead of
8116 Allow the middle basic block to contain more than just the defining
8118 Handle non empty middle basic blocks.
8119 * Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.
8121 2012-03-09 Jiangning Liu <jiangning.liu@arm.com>
8123 * tree-scalar-evolution (interpret_rhs_expr): generate chrec for
8124 array reference and component reference.
8125 (analyze_scalar_evolution_for_address_of): New.
8127 2012-03-08 Jie Zhang <jzhang918@gmail.com>
8130 * config/bfin/bfin.c (hwloop_optimize): Fix unused variable warnings.
8131 (hwloop_pattern_reg): Fix set but not used warning.
8132 (bfin_reorg_loops): Remove unused parameter.
8133 (bfin_reorg): Update use of bfin_reorg_loops.
8135 2012-03-08 H.J. Lu <hongjiu.lu@intel.com>
8137 * config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
8138 with integer parameters in registers.
8139 (gen_push): Push register in word_mode instead of Pmode.
8140 (ix86_emit_save_regs): Likewise.
8141 (ix86_emit_save_regs_using_mov): Save integer registers in word_mode.
8142 (gen_pop): Pop register in word_mode instead of Pmode.
8143 (ix86_emit_restore_regs_using_pop): Likewise.
8144 (ix86_expand_prologue): Replace Pmode with word_mode for push
8145 immediate. Use ix86_gen_pro_epilogue_adjust_stack. Save and
8146 restore RAX and R10 in word_mode.
8147 (ix86_emit_restore_regs_using_mov): Restore integer registers
8149 (ix86_expand_split_stack_prologue): Save R10_REG and restore in
8151 (ix86_split_to_parts): Use word_mode with PUT_MODE for push.
8152 (ix86_split_long_move): Likewise.
8154 * config/i386/i386.md (W): New.
8155 (*push<mode>2_prologue): Replace :P with :W.
8156 (*pop<mode>1): Likewise.
8157 (*pop<mode>1_epilogue): Likewise.
8158 (push/pop peephole2): Use word_mode scratch registers.
8160 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
8162 * config/i386/predicates.md (indirect_branch_operand): Simplify.
8164 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
8166 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
8167 for constants in [-63,63].
8169 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
8173 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
8175 * config/i386/i386.c (ix86_print_operand_address): Only handle
8176 zero-extended DImode addresses.
8178 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8180 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
8181 * configure: Regenerate.
8183 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
8186 * config/avr/avr.c (avr_mem_clobber): New static function.
8187 (avr_expand_delay_cycles): Add memory clobber operand to
8188 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
8189 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
8190 (enable_interrupt, disable_interrupt): New expander.
8191 (nopv, sleep, wdr): New expanders.
8192 (delay_cycles_1): Add memory clobber.
8193 (delay_cycles_2): Add memory clobber.
8194 (delay_cycles_3): Add memory clobber.
8195 (delay_cycles_4): Add memory clobber.
8196 (cli_sei): New insn from former "enable_interrupt",
8197 "disable_interrupt" with memory clobber.
8198 (*wdt): New insn from former "wdt" with memory clobber.
8199 (*nopv): Similar, but for "nopv".
8200 (*sleep): Similar, but for "sleep".
8202 2012-03-07 Oleg Endo <olegendo@gcc.gnu.org>
8203 Kaz Kojima <kkojima@gcc.gnu.org>
8206 * config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
8207 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
8208 (SUBTARGET_OVERRIDE_OPTIONS): Define.
8210 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
8212 * config/i386/predicates.md (x86_64_zext_general_operand): New.
8213 * config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
8214 predicate to x86_64_zext_general_operand. Accept "Z" constraint.
8216 2012-03-07 Walter Lee <walt@tilera.com>
8218 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
8219 REG_CFA_* notes for the stack pointer.
8220 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
8221 EH_RETURN_STACKADJ_RTX.
8222 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
8223 generate REG_CFA_* notes for the stack pointer.
8224 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
8225 by EH_RETURN_STACKADJ_RTX.
8227 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
8229 * doc/invoke.texi (AVR Built-in Macros): Correct condition for
8230 when __AVR_3_BYTE_PC__ is defined.
8232 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
8234 * config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
8235 (ix86_print_operand): Handle '^'.
8236 * config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
8237 using P mode iterator. Add %^ to asm template to conditionally emit
8239 (*rep_movdi_rex64): Ditto.
8240 (*strsetdi_rex_1): Ditto.
8241 (*rep_stosdi_rex64): Ditto.
8242 (*strmov{si,hi,qi}_1): Add %^ to asm template to
8243 conditionally emit addr32 prefix.
8244 (*rep_mov{si,qi}): Ditto.
8245 (*strset{si,hi,qi}): Ditto.
8246 (*rep_stos{si,qi}): Ditto.
8247 (*cmpstrnqi_nz_1): Ditto.
8248 (*cmpstrnqi_1): Ditto.
8249 (*strlenqi_1): Ditto.
8251 2012-03-07 H.J. Lu <hongjiu.lu@intel.com>
8253 * config/i386/i386.c (function_value_64): Return pointers in
8254 word_mode instead of Pmode.
8255 (ix86_promote_function_mode): Likewise.
8257 2012-03-07 Richard Guenther <rguenther@suse.de>
8259 * coverage.c (get_gcov_type): Use type_for_mode.
8260 (get_gcov_unsigned_t): Likewise.
8261 * expr.c (store_constructor): Use type_for_mode.
8262 (try_casesi): Likewise.
8263 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size): Remove.
8264 (add_standard_iv_candidates): Use standard type trees.
8265 * dojump.c (do_jump): Remove dead code.
8267 2012-03-07 Richard Guenther <rguenther@suse.de>
8269 * c-typeck.c (pointer_diff): Use c_common_type_for_size.
8271 2012-03-07 Richard Guenther <rguenther@suse.de>
8273 * convert.c (strip_float_extensions): Move ...
8274 * tree.c (strip_float_extensions): ... here.
8276 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
8279 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
8281 2012-03-07 Richard Guenther <rguenther@suse.de>
8283 * omp-low.c (extract_omp_for_data): Use signed_type_for.
8284 (expand_omp_for_generic): Likewise.
8285 (expand_omp_for_static_nochunk): Likewise.
8286 (expand_omp_for_static_chunk): Likewise.
8287 * tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
8288 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
8289 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
8290 Use unsigned_type_for.
8291 (vect_create_cond_for_align_checks): Use signed_type_for.
8293 2012-03-07 Andrey Belevantsev <abel@ispras.ru>
8295 PR rtl-optimization/52203
8296 * sel-sched.c (estimate_insn_cost): New parameter pempty. Adjust
8297 all callers to pass NULL except ...
8298 (reset_sched_cycles_in_current_ebb): ... here, save the value
8299 in new variable 'empty'. Increase issue_rate only for
8302 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
8305 * Makefile.in: Let install-gcc-ar depend on installdirs,
8306 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
8307 Don't double canonicalize if cross-compiling.
8309 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
8312 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
8313 to: RAMPZ, RAMPY, RAMPX, RAMPD.
8314 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
8316 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
8319 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
8321 * config/avr/avr.md (xload_8): Adjust insn length.
8323 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
8326 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
8327 if RAMPZ affects reading from RAM.
8329 2012-03-07 Richard Guenther <rguenther@suse.de>
8333 * doc/invoke.texi (Precompiled Headers): Remove sentence that
8334 suggests you can include PCHs from inside another header.
8336 2012-03-07 Richard Sandiford <rdsandiford@googlemail.com>
8339 * rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.
8341 2012-03-07 Kai Tietz <ktietz@redhat.com>
8343 * doc/invoke.texi (fwritable-relocated-rdata): Document
8344 new Cygwin/MinGW target option.
8345 * config/i386/winnt.c (i386_pe_unique_section): Ignore
8346 reloc if flag -fwritable-relocated-rdata is not set.
8347 (i386_pe_section_type_flags): Likewise.
8348 * config/i386/cygming.opt (fwritable-relocated-rdata):
8349 Add new flag variable flag_writable_rel_rdata.
8351 2012-03-07 Richard Guenther <rguenther@suse.de>
8353 * tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
8354 precision against gimple constraints.
8356 2012-03-06 Richard Sandiford <rdsandiford@googlemail.com>
8359 * rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
8361 (GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
8362 * emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
8364 (init_emit_regs): Move associated initialization to...
8365 (init_emit_once): ...here.
8367 2012-03-06 Richard Henderson <rth@redhat.com>
8369 * config/m68k/m68k.h (ISA_HAS_TAS): New.
8370 * config/m68k/sync.md (atomic_test_and_set): Use it.
8371 (atomic_test_and_set_1): Likewise.
8373 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
8376 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
8377 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
8378 (vector_ltgt<mode>): Likewise.
8379 (vector_ordered<mode>): Likewise.
8380 (vector_unordered<mode>): Likewise.
8381 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
8383 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
8385 * trans-mem.c: New typedef for tm_region_p.
8386 Define vector types for tm_region_p.
8387 (tm_region_init): Replace region_worklist to a vector called
8390 2012-03-06 Richard Guenther <rguenther@suse.de>
8392 * fold-const.c (build_fold_addr_expr_with_type_loc): Fold
8393 MEM_REF with constant pointer operand.
8395 2012-03-06 Richard Guenther <rguenther@suse.de>
8398 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
8400 2012-03-06 Tristan Gingold <gingold@adacore.com>
8402 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle octaword.
8403 (external_model_kind): Improve documentation.
8404 (vms_pragma_extern_model): Handle relaxed_redef.
8405 (vms_c_register_pragma): Allow expansion for nomember_alignment.
8407 2012-03-06 Georg-Johann Lay <avr@gjlay.de>
8409 * doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
8410 Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
8411 Some more notes on EIND usage and reorder EIND subsection.
8413 2012-03-06 Tristan Gingold <gingold@adacore.com>
8415 * config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
8416 * config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.
8418 2012-03-06 Tristan Gingold <gingold@adacore.com>
8420 * config/vms/t-vmsnative (version): Define.
8421 * config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.
8423 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
8425 PR rtl-optimization/52250
8426 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
8427 to put note list into. Unconditionally call move_bb_info.
8428 (move_bb_info): Do not assert the blocks being in the same region,
8429 just drop the note list if they are not.
8431 2012-03-06 Oleg Endo <olegendo@gcc.gnu.org>
8434 * config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
8435 and use unified expansion logic.
8436 * config/sh/sh.md (xorsi3_movrt): Rename to movrt. Move
8437 closer to the existing movt insn.
8438 (negc): Rename insn to *negc. Add new expander.
8439 (movnegt): Use xor pattern for T bit negation. Reserve helper
8440 constant for negc pattern.
8441 (*movnegt): New insn and splitter.
8443 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
8445 * c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
8448 2012-03-05 Richard Henderson <rth@redhat.com>
8450 * genemit.c (main): Include "target.h" in insn-emit.c.
8451 * Makefile.in (insn-emit.o): Depend on TARGET_H.
8452 * config/sh/sync.md (atomic_test_and_set): Reference
8453 targetm.atomic_test_and_set_trueval instead of
8454 TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.
8456 2012-03-05 Joern Rennecke <joern.rennecke@embecosm.com>
8458 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
8461 2012-03-05 Steven Bosscher <steven@gcc.gnu.org>
8463 * langhooks.c (add_builtin_type): New function.
8464 * langhooks.h (add_builtin_type): Export it.
8465 * config/mep/mep.c (mep_init_builtins): Use it.
8466 * config/rs6000/rs6000.c (rs6000_init_builtins): Use it.
8468 2012-03-05 Jakub Jelinek <jakub@redhat.com>
8471 * tree.h (BLOCK_SAME_RANGE): Define.
8472 * function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
8473 if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
8474 Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
8475 isn't equal to supercontext fragment's fragment chain.
8476 Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
8478 (blocks_nreverse_all): Likewise.
8479 (reorder_blocks_1): Compute BLOCK_SAME_RANGE bits. Set
8480 BLOCK_SUPERCONTEXT to supercontext fragment instead of
8481 supercontext fragment's fragment origin.
8482 * dwarf2out.c (add_high_low_attributes): If stmt has the same
8483 range as its parent (or parents thereof etc.), use the parent's
8484 DW_AT_ranges value instead of creating a new .debug_ranges range.
8486 2012-03-05 Richard Henderson <rth@redhat.com>
8489 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
8490 * omp-low.c (expand_omp_atomic): Assume anything aligned to
8491 BIGGEST_ALIGNMENT is aligned.
8493 2012-03-05 Richard Henderson <rth@redhat.com>
8495 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
8496 * config/sh/sh.c: ... here.
8498 2012-03-05 Richard Henderson <rth@redhat.com>
8501 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
8502 instead of calling negqi2 directly.
8504 2012-03-05 Aldy Hernandez <aldyh@redhat.com>
8507 * trans-mem.c (tm_region_init): Use last_basic_block.
8509 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
8511 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
8512 * config/sh/sync.md (atomic_test_and_set): New expander.
8513 (tasb, atomic_test_and_set_soft): New insns.
8514 * config/sh/sh.opt (menable-tas): New option.
8515 * doc/invoke.texi (SH Options): Document it.
8517 2012-03-05 Richard Guenther <rguenther@suse.de>
8519 * cfgloop.c (verify_loop_structure): Verify dominators before
8521 * graphite-clast-to-gimple.c (graphite_verify): Do not verify
8522 dominators from here.
8523 * graphite-scop-detection.c (create_sese_edges): Likewise.
8524 * loop-doloop.c (doloop_optimize_loops): Likewise.
8525 * loop-init.c (loop_optimizer_init): Likewise.
8526 * loop-unroll.c (unroll_and_peel_loops): Likewise.
8527 * loop-unswitch.c (unswitch_loops): Likewise.
8528 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
8529 * tree-parloops.c (parallelize_loops): Likewise. Verify
8530 only when checking is enabled.
8531 * tree-loop-distribution.c (tree_loop_distribution): Likewise.
8533 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
8535 * genautomata.c (parse_automata_opt): New static function.
8536 (initiate_automaton_gen): Remove all option handling code. Remove
8537 argc argument. All callers changed.
8538 (main): Call init_rtx_reader_args_cb with the new function as argument.
8540 2012-03-05 Richard Guenther <rguenther@suse.de>
8542 * cfgexpand.c (gimple_expand_cfg): Free dominator info.
8543 * tree-if-conv.c (combine_blocks): Free post-dominator info
8545 * tree-parloops.c (create_parallel_loop): Free and re-compute
8546 dominator info after breaking it.
8548 2012-03-05 Richard Guenther <rguenther@suse.de>
8551 * optabs.h (trapv_unoptab_p): New function.
8552 (trapv_binoptab_p): Likewise.
8553 * optabs.c (expand_binop): Use emit_libcall_block_1 with
8554 a proper equiv_may_trap argument.
8555 (expand_unop): Likewise.
8556 (emit_libcall_block_1): Take extra argument whether the
8557 instruction may trap. Renamed from ...
8558 (emit_libcall_block): ... this. New wrapper.
8560 2012-03-05 Jakub Jelinek <jakub@redhat.com>
8562 PR tree-optimization/51721
8563 * tree-vrp.c (register_edge_assert_for_2): If comparing
8564 lhs of right shift by constant with an integer constant,
8565 add ASSERT_EXPRs for the rhs1 of the right shift.
8567 * cfgrtl.c (cfg_layout_merge_blocks): Cleanup.
8569 2012-03-05 Richard Guenther <rguenther@suse.de>
8571 * tree.c (integer_zerop): Handle VECTOR_CSTs.
8572 (integer_onep): Likewise.
8573 (integer_all_onesp): Likewise.
8575 2012-03-05 Georg-Johann Lay <avr@gjlay.de>
8577 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
8579 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
8581 * config/i386/i386.c (pro_epilogue_adjust_stack): Check Pmode
8582 instead of TARGET_64BIT.
8584 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
8586 * config/i386/i386.c (ix86_expand_prologue): Check Pmode to set
8589 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
8591 * config/i386/i386.c (ix86_print_operand_address): Only handle
8592 zero-extended DImode addresses.
8594 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
8596 * config/i386/i386.c (ix86_print_operand) <case '+'>: Declare
8597 taken and cputaken as bool.
8599 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
8601 * config/i386/constraints.md (Ya): New internal constraint.
8602 * config/i386/i386.md (zero_extendsidi2): Remove expansion.
8603 (*zero_extendsidi2_rex64): Add x,x alternative.
8604 (*zero_extendsidi2): Ditto. Add o,0 alternative.
8605 Remove flags reg clobber. Adjust corresponding splits.
8606 (zero_extend<mode>si2): Macroize expander from zero_extendhisi2 and
8607 zero_extendqisi2 expanders using SWI12 mode iterator.
8608 (zero_extend<mode>si2_and): Macroize insn from
8609 zero_extendhisi2_and and zero_extendqisi2_and. Merge corresponding
8611 (*zero_extend<mode>si2): Macroize insn from
8612 *zero_extendhisi2_movzbl and *zero_extendqisi2_movzbl.
8613 (*zero_extend*2_movzbl_and): Remove insn patterns.
8614 (zero_extendqihi2_and): Merge corresponding splitter.
8615 (*zero_extendqihi2): Rename from *zero_extendqihi2_movzbl.
8616 (*zero_extend*2_movzbl_and): Remove insn patterns.
8617 (*anddi_1): Split TYPE_IMOVX instructions.
8618 (*andsi_1): Use Ya for alternative 2. Split TYPE_IMOVX instructions.
8620 (and->zext splitter): Add splitter pattern.
8621 (zero extend with andsi3 splitter): Adjust zero_extend pattern.
8623 2012-03-04 Sandra Loosemore <sandra@codesourcery.com>
8625 * doc/invoke.texi (C++ Dialect Options): Minor copy-edits to
8627 (Debugging Options): Likewise.
8628 (Optimize Options): Likewise.
8629 (i386 and x86-64 Options): Discuss -march before -mtune, consistently
8630 with other architectures. Use official processor names with correct
8631 spelling/capitalization. Fix formatting and grammar issues.
8632 (i386 and x86-64 Windows Options): Similar cleanup here.
8634 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
8636 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
8638 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
8640 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
8641 DBX_REGISTER_NUMBER.
8643 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
8645 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
8646 operand is CONST_INT. Take COSTS_N_INSNS into account.
8647 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value
8650 2012-03-02 Richard Henderson <rth@redhat.com>
8652 * optabs.c (expand_atomic_test_and_set): Honor
8653 atomic_test_and_set_trueval even when atomic_test_and_set
8654 optab is not in use.
8656 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
8660 * config/sh/sh.c (sh_register_move_cost): Increase cost between
8661 GENERAL_REGS and FP_REGS for SImode.
8663 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
8666 * config/sh/sh.md (negdi2): Add TARGET_SH1 condition.
8667 (absdi2): New expander.
8668 (*absdi2, *negabsdi2, negdi_cond): New insns and splits.
8670 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
8672 * config/sh/sync.md (atomic_exchange<mode>): New expander.
8673 (atomic_exchange<mode>_soft): New insn.
8675 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
8677 * config/sh/sync.md: Update copyright notice dates.
8678 (atomic_compare_and_swap<mode>): Use SImode for return value instead
8680 (atomic_compare_and_swap<mode>_soft): Likewise.
8682 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
8685 * config/sh/sh.h (LOOP_ALIGN): Move logic to sh_loop_align.
8686 * config/sh/sh.c: Update copyright notice dates.
8687 (sh_loop_align): Add logic from LOOP_ALIGN. Don't disable loop
8688 alignment for TARGET_HARD_SH4.
8689 (sh_option_override): Reduce default function alignment. Set
8690 loop alignment to 4 bytes when not optimizing for size.
8692 2012-03-02 Maxim Kuvyrkov <maxim@codesourcery.com>
8695 * doc/invoke.texi (floop-flatten): Remove.
8696 * toplev.c (process_options): Remove references to flag_loop_flatten.
8697 * tree-ssa-loop.c (gate_graphite_transform): Same.
8698 * common.opt (floop-flatten): Obsolete.
8699 * graphite-poly.c (apply_poly_transforms): Remove reference to
8701 * Makefile.in (graphite-flattening.o): Remove.
8702 * graphite-flattening.c: Remove.
8704 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
8706 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
8707 having mode compatible with the mode of previous compare. Substitute
8708 compare mode of previous compare with the mode, compatible
8709 with eliminated and previous compare.
8711 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
8713 * config/rs6000/dfp.md (floatdidd2): New define_insn.
8715 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
8717 * config/i386/i386.c (ix86_cc_modes_compatible): Declare CCZmode
8718 compatible with CCGOCmode and CCGCmode.
8720 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
8722 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
8724 2012-03-02 Ulrich Weigand <ulrich.weigand@linaro.org>
8726 * config/arm/arm.c (arm_sat_operator_match): New function.
8727 * config/arm/arm-protos.h (arm_sat_operator_match): Add prototype.
8728 * config/arm/arm.md ("insn" attribute): Add "sat" value.
8729 ("SAT", "SATrev"): New code iterators.
8730 ("SATlo", "SAThi"): New code iterator attributes.
8731 ("*satsi_<SAT:code>"): New pattern.
8732 ("*satsi_<SAT:code>_shift"): Likewise.
8733 * config/arm/arm-fixed.md ("arm_ssatsihi_shift"): Add "insn"
8734 and "shift" attributes.
8735 ("arm_usatsihi"): Add "insn" attribute.
8736 * config/arm/predicates.md (sat_shift_operator): Allow multiplication
8737 by powers of two. Do not allow shift by 32.
8739 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
8742 * config/i386/i386.c (construct_container): Use gen_reg_or_parallel
8743 to pass the argument in the register of "natural" mode.
8745 2012-03-02 Richard Guenther <rguenther@suse.de>
8747 PR tree-optimization/52406
8748 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
8749 (struct indices): Add unconstrained_base member.
8750 (struct dr_alias): Remove unused vops member.
8751 (DR_UNCONSTRAINED_BASE): New define.
8752 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
8753 add indices to allow their disambiguation. Make DR_BASE_OBJECT
8754 be an artificial access that covers the whole indexed object,
8755 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
8756 plain decl base-objects to their MEM_REF variant.
8757 (dr_may_alias_p): When the base-object of either data reference
8758 has unknown size use only points-to information.
8759 (compute_affine_dependence): Make dumps easier to read and
8761 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
8762 DR_REF when looking for packed references.
8763 (vect_supportable_dr_alignment): Likewise.
8765 2012-03-02 Greta Yorsh <Greta.Yorsh@arm.com>
8767 * config/arm/arm-ldmstm.ml (write_ldm_commutative_peephole):
8768 Improve conditions for peepholes of loads followed by commutative
8770 * config/arm/ldmstm.md: Regenerated.
8772 2012-03-02 Richard Guenther <rguenther@suse.de>
8774 * BASE-VER: Set to 4.8.0.
8776 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
8778 * config.gcc (obsolete): Add all ARM targets using the FPA.
8779 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
8780 * doc/install.texi: Avoid references to obsolete ARM ports.
8782 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
8784 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
8786 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
8787 Joern Rennecke <joern.rennecke@embecosm.com>
8789 * doc/extend.texi: Expand and update information on interrupt
8790 attribute for Epiphany.
8792 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
8794 * config/sh/sh-protos.h: Update copyright notice dates.
8795 * config/sh/sh.h: Likewise.
8796 * config/sh/sh.md: Likewise.
8797 * config/sh/constraints.md: Likewise.
8798 * config/sh/predicates.md: Likewise.
8800 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
8802 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
8803 * config/sh/sh.c (tertiary_reload_operand): Likewise.
8805 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
8807 * config/sh/constraints.md: Fix comment typo.
8809 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8812 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
8813 unsigned HOST_WIDE_INT.
8814 (zvdep_imm64): Likewise.
8815 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
8816 (vdepi_and): Likewise.
8817 Likewise for unamed 64-bit patterns.
8818 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
8820 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
8823 PR rtl-optimization/52417
8824 * cselib.c (cselib_any_perm_equivs): New variable.
8825 (cselib_reset_table): Check that it's not set when not
8826 preserving constants.
8827 (cselib_add_permanent_equiv): Set it.
8828 (cselib_have_permanent_equivalences): New.
8829 (cselib_init, cselib_finish): Reset it.
8830 * cselib.h (cselib_have_permanent_equivalences): Declare.
8831 * alias.c (get_addr): Restore earlier behavior when there
8832 aren't permanent equivalences.
8834 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
8836 * config/mn10300/mn10300-modes.def: Fix copyright notice.
8837 * config/v850/v850-modes.def: Fix copyright notice.
8839 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
8841 * doc/extend.texi (AVR Built-in Functions): Document
8842 __builtin_avr_flash_segment.
8844 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
8845 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
8846 (*split.flash_segment): New insn-and-split.
8847 * config/avr/avr.c (avr_init_builtins): Add local variables:
8848 const_memx_void_node, const_memx_ptr_type_node,
8849 char_ftype_const_memx_ptr.
8851 2012-03-01 Jakub Jelinek <jakub@redhat.com>
8853 PR tree-optimization/52445
8854 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
8855 add ssa_name_ver, offset and size fields and change store field
8857 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
8858 (add_or_mark_expr): Likewise. Only consider previous stores
8859 with the same size and offset.
8860 (nt_init_block): Only look at gimple_assign_single_p stmts,
8861 doesn't look at rhs2.
8863 2012-03-01 Richard Guenther <rguenther@suse.de>
8866 * tree-cfg.c (verify_gimple_assign_unary): Allow any
8867 conversions from integral types to pointer types.
8869 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
8871 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
8872 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
8873 unintentionally removed in r184616.
8875 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
8877 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
8880 2012-02-29 Jakub Jelinek <jakub@redhat.com>
8881 Uros Bizjak <ubizjak@gmail.com>
8884 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
8885 alternatives, add "e" constraint to the new last alternative
8886 and ! to last 3 alternatives.
8888 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
8890 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
8891 DW_AT_artificial attributes at the end of the processing.
8892 (gen_array_type_die): Likewise.
8893 (gen_enumeration_type_die): Likewise.
8894 (gen_struct_or_union_type_die): Likewise.
8895 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
8898 2012-02-29 Jakub Jelinek <jakub@redhat.com>
8901 * expr.c (expand_assignment): If doing misaligned store that doesn't
8902 cover all mode bits, perform a RMW cycle.
8904 PR tree-optimization/52429
8905 * tree-parloops.c (separate_decls_in_region_debug): Return early
8906 if var is LABEL_DECL.
8908 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8910 PR tree-optimization/52424
8911 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
8912 calling dom_thread_across_edge.
8914 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
8916 * config/avr/avr.c: Move definition of TARGET macros to end of file.
8918 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
8920 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
8921 * config/avr/avr.c (avr_output_bld): Remove unused function.
8922 (avr_out_sbxx_branch): Use "%T" to print bit position.
8924 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
8926 * config/avr/avr.md: Untabify.
8928 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
8930 * config/avr/avr.md (eqne): New code iterator.
8931 (*dec-and-branchsi): Use it in text peephole's condition.
8932 (*dec-and-branchhi): Ditto.
8933 (*dec-and-branchqi): Ditto.
8935 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
8938 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
8939 the device does not have the skip-bug.
8941 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
8943 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
8944 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
8945 -mpretend-cmove): New.
8947 2012-02-29 Jakub Jelinek <jakub@redhat.com>
8950 * df.h (struct df_d): Adjust comment that hard_regs_live_count
8951 doesn't count DEBUG_INSN refs.
8952 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
8953 for DEBUG_INSN refs.
8955 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8959 2012-02-20 Richard Guenther <rguenther@suse.de>
8960 PR tree-optimization/52298
8961 * tree-vect-stmts.c (vectorizable_load): Properly use
8962 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing outer loops.
8964 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
8967 * gimple.h (gimple_in_transaction): New.
8968 (gimple_set_in_transaction): New.
8969 (struct gimple_statement_base): Add in_transaction field.
8970 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
8972 (tree_ssa_lim_initialize): Compute transaction bits.
8973 * tree.h (compute_transaction_bits): Protoize.
8974 * trans-mem.c (tm_region_init): Use the heap to store BB
8976 (compute_transaction_bits): New.
8978 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
8980 * gcc.c (display_help): Document --help=common and sort entries
8983 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
8985 * doc/install.texi: Document check-$LANG specific shortcuts
8987 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
8990 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
8992 * config/arm/arm_neon.h: Regenerate.
8993 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
8994 (neon_vcgeu): New insn.
8995 (neon_vcgtu): Likewise.
8996 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
8997 (ops): Unsigned comparison intrinsics call a different builtin.
8999 2012-02-28 Richard Guenther <rguenther@suse.de>
9002 * config/i386/i386.c (ix86_expand_vector_set): Fix element
9003 ordering for the VEC_CONCAT for two element vectors for
9004 V2SFmode, V2SImode and V2DImode.
9006 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
9009 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
9010 detecting big-endian triplets.
9012 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
9014 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
9015 mode if there is no type information available.
9017 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
9019 PR tree-optimization/53207
9020 * doc/invoke.texi: Document as experimental and relying on graphite.
9022 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
9024 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
9025 of initializer to changes from r184614.
9027 2012-02-28 Richard Guenther <rguenther@suse.de>
9029 PR tree-optimization/52395
9030 * tree-sra.c (build_ref_for_offset): Also look at the base
9031 TYPE_ALIGN when figuring out the alignment of the replacement.
9033 2012-02-28 Richard Guenther <rguenther@suse.de>
9035 PR tree-optimization/52402
9036 * ipa-prop.c (ipa_modify_call_arguments): Properly use
9037 mis-aligned types when creating the accesses at the call site.
9039 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
9041 * config/avr/builtins.def: New file.
9042 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
9043 * config/avr/avr.c (enum avr_builtin_id): Use it.
9044 (avr_init_builtins): Use it. And use avr_bdesc.
9045 (bdesc_1arg): Remove.
9046 (bdesc_2arg): Remove.
9047 (bdesc_3arg): Remove.
9048 (struct avr_builtin_description): Add field n_args.
9049 (avr_bdesc): New static variable using builtins.def.
9050 (avr_expand_builtin): Use it.
9051 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
9052 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
9053 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
9055 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
9058 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
9059 match only one single hard register with respective hard reg rtx.
9060 (movmemx_<mode>): Ditto.
9061 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
9062 insn anatomy of movmem[x]_<mode>.
9063 (avr_out_movmem): Same for printing assembler and operand usage.
9065 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
9069 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
9070 address spaces located outside of device flash.
9072 * config/avr/avr.h (base_arch_s): Remove field n_segments.
9073 (mcu_type_s): Add field n_flash.
9074 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
9075 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
9076 (AVR_MCU): Add N_FLASH argument.
9077 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
9078 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
9079 macro __FLASH<n> if that address space makes sense for the device.
9080 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
9081 outside of target flash.
9082 (avr_asm_named_section): Ditto.
9083 (avr_asm_select_section): Ditto.
9084 (avr_addr_space_convert): Ditto.
9085 (avr_emit_movmemhi): Ditto.
9086 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
9087 address space is outside of device flash.
9088 (avr_insert_attributes): Ditto.
9089 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
9090 avr_current_arch->n_segments.
9092 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
9095 * config/i386/i386.md (*movabs<mode>_1): Enable only for TARGET_LP64.
9096 (*movabs<mode>_2): Likewise.
9098 2012-02-27 Jakub Jelinek <jakub@redhat.com>
9101 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
9102 s_register_operand in the test instead of REG_P. Don't call
9103 gen_reg_rtx if it won't be used.
9105 PR tree-optimization/52376
9106 * ipa-split.c (split_function): Ignore CLOBBER stmts.
9108 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
9110 * ifcvt.c (noce_get_condition): Check condition variable is not
9111 small_register_classes_for_mode_p before accepting.
9113 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
9115 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
9117 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
9120 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
9121 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
9123 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
9125 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
9127 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
9129 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
9131 * config/sh/predicates.md: Remove blank lines.
9132 * config/sh/sh.c: Fix typos in comments.
9133 * config/sh/constraints.md: Likewise.
9134 * config/sh/sh.md: Remove blank lines.
9135 Fix typos in comments. Use ;; as comment characters.
9137 2012-02-26 Walter Lee <walt@tilera.com>
9139 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
9140 (replace_mov_pcrel_step2): Ditto.
9142 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
9145 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
9146 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
9147 and locs that reference values newer than the non-canonical value
9148 at hand. Return the canonical value as a worst case.
9149 (memrefs_conflict_p): Walk canonical value's locs.
9152 * cselib.c (preserve_only_constants): Rename to...
9153 (preserve_constants_and_equivs): ... this. Split out...
9154 (invariant_or_equiv_p): ... this. Preserve plus expressions
9155 of other preserved expressions too.
9156 (cselib_reset_table): Adjust.
9157 * var-tracking.c (reverse_op): Use canonical value to build
9160 2012-02-23 Kai Tietz <ktietz@redhat.com>
9162 * config/i386/i386.c (ix86_delegitimize_address): Handle
9163 UNSPEC_PCREL plus displacement.
9165 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
9168 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
9169 to test for unusedness in st X addressing.
9171 2012-02-24 Richard Guenther <rguenther@suse.de>
9174 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
9175 (is_gimple_reg_type): Move inline ...
9176 * gimple.h (is_gimple_reg_type): ... here.
9178 2012-02-24 Richard Guenther <rguenther@suse.de>
9181 * passes.c (execute_function_todo): When verifying SSA form
9182 verify gimple form first.
9183 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
9185 2012-02-24 Richard Guenther <rguenther@suse.de>
9188 * fold-const.c (fold_addr_of_array_ref_difference): New function.
9189 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
9191 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9193 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
9195 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9197 * tree-phinodes.c (make_phi_node): Mark static.
9198 * tree-flow.h (make_phi_node): Remove extern decl.
9199 * doc/gimple.texi (make_phi_node): Remove documentation.
9201 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9203 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
9204 * tree-ssa-sccvn.c (print_scc): Ditto.
9206 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9208 * doc/passes.texi (Full redundancy elimination): Fix typo.
9210 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9212 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
9214 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
9217 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
9219 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
9222 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
9224 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
9226 * config/avr/avr.md (code_stdname): Add ior, xor.
9227 (xior): New code iterator.
9228 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
9229 (*<code_stdname><mode>qi.byte1-3): Ditto.
9231 2012-02-23 Jakub Jelinek <jakub@redhat.com>
9233 PR tree-optimization/52019
9234 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
9237 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9239 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
9240 HAVE_INITFINI_ARRAY to work around namespace pollution in
9241 certain versions of newlib system headers.
9242 * config.in: Regenerate.
9243 * configure: Regenerate.
9244 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
9245 instead of HAVE_INITFINI_ARRAY.
9247 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
9250 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
9251 is not offsettable memory reference.
9253 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
9256 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
9257 setting avr_need_clear_bss_p for __gnu_lto* symbols.
9259 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
9261 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
9262 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
9264 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9266 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
9267 library on Solaris 8 even without TLS support.
9268 * configure: Regenerate.
9270 2012-02-22 Richard Guenther <rguenther@suse.de>
9273 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
9274 for GIMPLE_DEBUG stmts.
9276 2012-02-22 Martin Jambor <mjambor@suse.cz>
9279 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
9280 according to the base object.
9282 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
9284 PR rtl-optimization/50063
9285 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
9286 and 2 (8-bit SP) in operand 2.
9287 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
9288 setup to use movhi_sp_r instead of vanilla move to write SP.
9289 Adjust REG_CFA notes to superseed unspec.
9290 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
9292 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
9293 known to be off) only with TARGET_NO_INTERRUPTS. Never use
9294 irq_state 1 (IRQ known to be on) here.
9296 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
9298 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
9300 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
9301 assign_hard_reg): Likewise.
9303 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
9305 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
9307 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
9310 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
9311 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
9313 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
9315 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
9316 prototype from here to...
9317 * config/avr/avr.h: ...here.
9319 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
9322 * thumb2.md (thumb2_shiftsi3_short): Split register and
9323 immediate shifts. For register shifts tie operands 0 and 1.
9324 (peephole2 for above): Check that register-controlled shifts
9325 have suitably tied operands.
9327 2012-02-21 Quentin Neill <quentin.neill@amd.com>
9330 * config/i386/bdver1.md (bdver1_call, bdver1_push,
9331 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
9332 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
9333 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
9334 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
9335 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
9336 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
9337 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
9338 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
9339 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
9340 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
9341 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
9342 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
9343 bdver1_ssevector_avx256_unaligned_load,
9344 bdver1_ssevector_sse128_unaligned_load,
9345 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
9346 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
9347 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
9348 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
9349 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
9350 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
9351 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
9352 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
9353 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
9354 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
9355 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
9356 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
9357 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
9358 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
9359 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
9360 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
9361 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
9362 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
9363 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
9364 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
9365 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
9366 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
9367 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
9368 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
9369 bdver1_ssediv_double_load, bdver1_ssediv_double,
9370 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
9371 Add "bdver2" attribute.
9373 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9375 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
9376 default if possible and not specified otherwise.
9378 2012-02-21 Richard Guenther <rguenther@suse.de>
9381 * gimplify.c (create_tmp_from_val): Use the main variant type
9382 for the type of the temporary we create.
9384 2012-02-21 Richard Guenther <rguenther@suse.de>
9386 PR tree-optimization/52324
9387 * gimplify.c (gimplify_expr): When re-gimplifying expressions
9388 do not gimplify a MEM_REF address operand if it is already
9391 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9393 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
9394 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
9396 2012-02-21 Richard Guenther <rguenther@suse.de>
9398 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
9399 nested_in_vect_loop.
9401 2012-02-21 Jakub Jelinek <jakub@redhat.com>
9403 PR tree-optimization/52318
9404 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
9405 vdef also to non-pure/const call stmts in the sequence.
9407 2012-02-21 Tristan Gingold <gingold@adacore.com>
9409 * config/vms/vms-ld.c (main): Fix IDENTIFICATION padding.
9411 2012-02-20 David S. Miller <davem@davemloft.net>
9413 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
9414 don't use the "rd %pc" instruction on v9 for PIC register loads.
9416 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
9419 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
9420 in a transaction safe function.
9422 2012-02-20 Kai Tietz <ktietz@redhat.com>
9425 * stor-layout.c (place_field): Handle desired_align for
9428 2012-02-20 Richard Guenther <rguenther@suse.de>
9430 PR tree-optimization/52298
9431 * tree-vect-stmts.c (vectorizable_store): Properly use
9432 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
9434 (vectorizable_load): Likewise.
9435 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
9436 Access DR_STEP after ensuring it is not NULL.
9438 2012-02-20 Jakub Jelinek <jakub@redhat.com>
9440 PR tree-optimization/52286
9441 * fold-const.c (fold_binary_loc): For (X & C1) | C2
9442 optimization use double_int_to_tree instead of build_int_cst_wide,
9443 rewrite to use double_int vars.
9445 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9448 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
9450 Remove -e 0 from $gcc_cv_ld invocation.
9451 Only use __GLIBC_PREREQ if defined.
9452 Enable on Solaris since Solaris 8 patch.
9453 (gcc_SUN_LD_VERSION): New macro.
9454 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
9455 gcc_SUN_LD_VERSION for version number format.
9456 * configure: Regenerate.
9457 * varasm.c (get_elf_initfini_array_priority_section): Set
9458 SECTION_NOTYPE for non-default priority.
9459 Use get_section instead of get_unnamed_section to emit
9460 .init_array/.fini_array with default priority.
9462 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
9464 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
9465 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
9466 (mips_start_unique_function, mips_output_mips16_rdhwr)
9467 (mips_code_end): New functions.
9468 (TARGET_ASM_CODE_END): Define.
9470 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
9472 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
9473 to stubs with non-sibling calls.
9475 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
9477 * doc/invoke.texi (-fira-* options): Copy-edit.
9478 (ira-* parameters): Copy-edit.
9480 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
9482 * doc/invoke.texi: Minor copy-edits to bring into conformance with
9483 GCC coding conventions.
9485 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
9487 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
9488 when used as adjectives.
9490 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
9492 * doc/invoke.texi: Clean up "that"/"which" confusion.
9494 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
9496 * system.h: Poison SMALL_REGISTER_CLASSES
9497 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
9498 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
9500 2012-02-16 Jakub Jelinek <jakub@redhat.com>
9502 PR tree-optimization/52285
9503 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
9504 when deciding if a call is a tail call or tail recursion.
9506 2012-02-16 Kai Tietz <ktietz@redhat.com>
9508 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
9509 interger-constant displacement for UNSPEC_PCREL.
9511 2012-02-16 Jakub Jelinek <jakub@redhat.com>
9513 PR rtl-optimization/52208
9514 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
9515 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
9517 PR tree-optimization/52255
9518 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
9519 loop->header has virtual PHI, but exit_e->dest doesn't, add
9520 virtual PHI to exit_e->dest and adjust all uses after the loop.
9523 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
9524 children with clone_tree_hash, not after it.
9526 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
9528 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
9529 extended identifiers.
9531 2012-02-16 Jakub Jelinek <jakub@redhat.com>
9534 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
9535 a same_body_alias, also test whether e->callee isn't a former
9536 or current clone of the decl this is a same body alias of.
9538 PR translation/52264
9539 * cgraphunit.c (verify_cgraph_node): Fix a typo.
9541 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
9543 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
9545 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
9548 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
9549 force_reg instead of copy_to_reg for better optimization. Force
9550 non-register or memory operands into a register.
9552 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
9554 * extend.texi: Reserve upper bits of memory model for future use.
9556 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
9557 Anatoly Sokolov <aesok@post.ru>
9558 Eric Weddington <eric.weddington@atmel.com>
9561 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
9562 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
9563 Rewrite initializers for .macro.
9564 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
9565 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
9566 atxmega32d4, atxmega32x1.
9567 avrxmega4: atxmega64a3, atxmega64d3.
9568 avrxmega5: atxmega64a1, atxmega64a1u.
9569 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
9570 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
9571 avrxmega7: atxmega128a1, atxmega128a1u.
9572 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
9573 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
9574 (struct base_arch_s): Rename reserved to xmega_p.
9575 Rename reserved2 to have_rampd.
9576 (AVR_XMEGA): New define.
9577 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
9578 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
9579 * config/avr/predicates.md (io_address_operand): Take into
9581 (low_io_address_operand): Ditto.
9582 (high_io_address_operand): Ditto.
9583 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
9584 (enabled, movhi_sp_r): Use them.
9585 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
9586 cpp_define_formatted to built-in define __AVR_ARCH__.
9587 (__AVR_XMEGA__): New built-in define.
9588 (__AVR_HAVE_RAMPD__): New built-in define.
9589 (__AVR_HAVE_RAMPX__): New built-in define.
9590 (__AVR_HAVE_RAMPY__): New built-in define.
9591 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
9593 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
9594 (avr_option_override): Initialize them.
9595 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
9596 (avr_init_expanders): Initialize them. No more block several calls.
9597 (emit_push_sfr): New static function.
9598 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
9600 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
9601 (avr_print_operand): Print addreeses as symbols for
9602 RAMPX, RAMPY, RAMPD, CCP.
9603 (output_movhi): Handle AVR_XMEGA when writing to SP.
9604 (avr_out_movhi_mr_r_xmega): New static function.
9605 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
9606 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
9607 __RAMPD__, __CCP__ as needed.
9609 * config/avr/multilib.h: Regenerate.
9610 * config/avr/t-multilib: Regenerate.
9611 * config/avr/avr-tables.opt: Regenerate.
9613 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
9615 PR tree-optimization/50561
9616 * graphite-flattening.c (lst_project_loop): Do not
9617 remove old scattering dimensions after flattening.
9618 (lst_do_flatten): Likewise.
9620 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
9622 * doc/extend.texi (AVR Built-in Functions): Remove doc for
9623 __builtin_avr_map8, __builtin_avr_map16.
9624 Document __builtin_avr_insert_bits.
9626 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
9627 (insert_bits): New insn.
9628 (adjust_len.map_bits): Rename to insert_bits.
9629 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
9630 * avr-protos.h (avr_out_map_bits): Remove.
9631 (avr_out_insert_bits, avr_has_nibble_0xf): New.
9632 * config/avr/constraints.md (Cxf,C0f): New.
9633 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
9634 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
9635 New built-in define __BUILTIN_AVR_INSERT_BITS.
9636 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
9637 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
9638 (avr_move_bits): Rewrite.
9639 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
9641 (avr_map_op_t): New typedef.
9642 (avr_map_op): New static variable.
9643 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
9644 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
9645 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
9646 (bdesc_3arg, avr_expand_triop_builtin): New.
9647 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
9648 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
9649 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
9650 (avr_map_equal_p, avr_map_sig_p): Remove.
9651 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
9652 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
9653 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
9654 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
9655 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
9656 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
9658 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
9660 * config/c6x/c6x.md (reserve_cycles): New attribute.
9661 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
9662 don't reserve functional units after the branch occurs.
9664 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
9667 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
9668 functions into non-tm_pure functions.
9670 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
9673 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
9674 (iterative_hash_canonical_type): Likewise.
9675 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
9678 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
9680 * haifa-sched.c (prune_ready_list): Ensure that if there is a
9681 sched-group insn, it either remains alone or the entire list is pruned.
9683 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
9685 * doc/install.texi (Prerequisites): Fix grammar.
9686 (Configuration): Likewise.
9688 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
9690 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
9691 MPC as part of GCC before describing configuring with --with-gmp etc.
9692 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
9693 sources are present.
9695 2012-02-14 Jakub Jelinek <jakub@redhat.com>
9698 * dwarf2out.c (clone_tree_hash): New function.
9699 (copy_decls_walk): Use it instead of clone_tree.
9701 2012-02-14 Richard Guenther <rguenther@suse.de>
9703 PR tree-optimization/52244
9704 PR tree-optimization/51528
9705 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
9706 replacements for integral types.
9708 2012-02-14 Walter Lee <walt@tilera.com>
9710 * config.gcc: Handle tilegx and tilepro.
9711 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
9713 Add HAVE_AS_TLS check for tilegx and tilepro.
9714 * configure: Regenerate.
9715 * doc/contrib.texi: Add Mat Hostetter and self.
9716 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
9717 Document instruction intrinsics and network accessing intrinsics.
9718 (TILEPro Built-in Functions): New node. Document instruction
9719 intrinsics and network accessing intrinsics.
9720 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
9721 (Specific, tilepro-*-linux*): Likewise.
9722 * doc/invoke.texi (TILE-Gx Options): New section.
9723 (TILEPro Options): New section.
9724 * doc/md.texi (TILE-Gx): New section.
9725 (TILEPro): New section.
9726 * common/config/tilegx/tilegx-common.c: New file.
9727 * common/config/tilepro/tilepro-common.c: New file.
9728 * config/tilegx/constraints.md: New file.
9729 * config/tilegx/linux.h: New file.
9730 * config/tilegx/mul-tables.c: New file.
9731 * config/tilegx/predicates.md: New file.
9732 * config/tilegx/sync.md: New file.
9733 * config/tilegx/t-tilegx: New file.
9734 * config/tilegx/tilegx-builtins.h: New file.
9735 * config/tilegx/tilegx-c.c: New file.
9736 * config/tilegx/tilegx-generic.md: New file.
9737 * config/tilegx/tilegx-modes.def: New file.
9738 * config/tilegx/tilegx-multiply.h: New file.
9739 * config/tilegx/tilegx-protos.h: New file.
9740 * config/tilegx/tilegx.c: New file.
9741 * config/tilegx/tilegx.h: New file.
9742 * config/tilegx/tilegx.md: New file.
9743 * config/tilegx/tilegx.opt: New file.
9744 * config/tilepro/constraints.md: New file.
9745 * config/tilepro/gen-mul-tables.cc: New file.
9746 * config/tilepro/linux.h: New file.
9747 * config/tilepro/mul-tables.c: New file.
9748 * config/tilepro/predicates.md: New file.
9749 * config/tilepro/t-tilepro: New file.
9750 * config/tilepro/tilepro-builtins.h: New file.
9751 * config/tilepro/tilepro-c.c: New file.
9752 * config/tilepro/tilepro-generic.md: New file.
9753 * config/tilepro/tilepro-modes.def: New file.
9754 * config/tilepro/tilepro-multiply.h: New file.
9755 * config/tilepro/tilepro-protos.h: New file.
9756 * config/tilepro/tilepro.c: New file.
9757 * config/tilepro/tilepro.h: New file.
9758 * config/tilepro/tilepro.md: New file.
9759 * config/tilepro/tilepro.opt: New file.
9761 2012-02-14 Jakub Jelinek <jakub@redhat.com>
9763 PR tree-optimization/52210
9764 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
9765 vect_model_simple_cost with two entry vect_def_type array instead
9766 of an address of dt.
9768 2012-02-14 Richard Guenther <rguenther@suse.de>
9771 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
9772 Do not stream DECL_QUALIFIER.
9773 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
9774 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
9775 (find_decls_types_r): Do not walk DECL_QUALIFIER.
9777 2012-02-14 Jakub Jelinek <jakub@redhat.com>
9780 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
9783 2012-02-13 Jakub Jelinek <jakub@redhat.com>
9786 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
9787 * cselib.c (cselib_subst_to_values_from_insn): New function.
9788 * sched-deps.c (add_insn_mem_dependence,
9789 sched_analyze_1, sched_analyze_2): Use it.
9791 2012-02-13 Jan Hubicka <jh@suse.cz>
9794 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
9796 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
9798 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
9799 (GTM_SELF_SPECS): Define if not already defined.
9800 (driver_self_specs): Add GTM_SELF_SPECS.
9801 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
9802 (GTM_SELF_SPECS): Define.
9803 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
9804 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
9806 2012-02-13 Jakub Jelinek <jakub@redhat.com>
9808 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
9811 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
9814 * omp-low.c (expand_omp_for): If a static schedule without chunk size
9815 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
9817 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
9820 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
9822 2012-02-13 Richard Guenther <rguenther@suse.de>
9824 PR translation/52211
9825 * passes.c (enable_disable_pass): Fix typo.
9827 2012-02-13 Jakub Jelinek <jakub@redhat.com>
9830 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
9831 XOR for reduce_bit_field if type is unsigned.
9833 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
9835 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
9836 disallow changes from SFmode to mode with different size in FP regs.
9838 2012-02-12 Robert Millan <rmh@gnu.org>
9839 Gerald Pfeifer <gerald@pfeifer.com>
9841 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
9844 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
9846 PR rtl-optimization/52175
9847 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
9848 to frame-related instructions.
9850 2012-02-10 Jason Merrill <jason@redhat.com>
9853 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
9854 (demangle_new_symbols): Fill it.
9855 (scan_linker_output): Walk it.
9856 (start_tweaking): Split out from scan_linker_output.
9857 (maybe_tweak): Update sym->chosen.
9858 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
9860 2012-02-11 Jakub Jelinek <jakub@redhat.com>
9863 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
9865 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
9867 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
9868 having the same mode as previous compare.
9870 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
9872 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
9873 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
9874 (nonlocal_goto_internal): Likewise.
9875 (nonlocal_goto): Emit a use and an indirect jump directly.
9877 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
9880 * doc/extend.texi : Update comments for __atomic_compare_exchange and
9881 __atomic_{is,always}_lock_free.
9883 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
9886 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
9887 negative constant address for TARGET_X32.
9889 2012-02-10 Richard Henderson <rth@redhat.com>
9891 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
9892 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
9893 for GIMPLE_TRANSACTION. Tidy if's into a switch.
9895 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9896 Ira Rosen <irar@il.ibm.com>
9898 PR tree-optimization/50031
9899 * targhooks.c (default_builtin_vectorization_cost): Handle
9901 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
9902 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
9903 all types of reduction and pattern statements.
9904 (vect_estimate_min_profitable_iters): Likewise.
9905 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
9906 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
9907 for explicit realigns.
9908 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
9909 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
9911 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
9912 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
9913 vec_perm for VSX and handle vec_promote_demote.
9915 2012-02-10 Jakub Jelinek <jakub@redhat.com>
9918 * builtins.c (fold_builtin_atomic_always_lock_free,
9919 expand_builtin_atomic_always_lock_free,
9920 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
9921 Return and/or test boolean_true_node/boolean_false_node instead of
9922 integer_one_node/integer_zero_node.
9924 2012-02-10 Jan Hubicka <jh@suse.cz>
9927 * predict.c (predict_paths_for_bb): Prevent looping.
9928 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
9930 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
9932 * config/arm/arm.c (output_move_double): In one case properly
9933 count number of instructions that will be emitted.
9935 2012-02-10 Richard Guenther <rguenther@suse.de>
9937 PR translation/52193
9938 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
9940 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
9943 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
9945 2012-02-09 Jakub Jelinek <jakub@redhat.com>
9948 * var-tracking.c (emit_note_insn_var_location): If
9949 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
9950 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
9951 non-NOTE_DURING_CALL_P insn.
9953 2012-02-09 Bin Cheng <bin.cheng@arm.com>
9956 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
9958 2012-02-08 Magnus Granberg <zorry@gentoo.org>
9961 * gcc.c (switch_matches) Support switches with separated form,
9964 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
9966 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
9968 (RAMPZ_ADDR): Ditto.
9969 * config/avr/avr.c (avr_addr_t): New typedef.
9970 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
9971 (avr_init_expanders): Initialize it.
9972 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
9974 (expand_epilogue): Ditto.
9975 (avr_print_operand): Ditto.
9976 (avr_file_start): Ditto.
9977 (avr_emit_movmemhi): Ditto.
9979 2012-02-08 Richard Guenther <rguenther@suse.de>
9981 PR tree-optimization/46886
9982 * tree-flow.h (do_while_loop_p): Declare.
9983 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
9984 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
9986 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
9988 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
9989 always succeed for integers larger than a native word.
9991 2012-02-08 Richard Guenther <rguenther@suse.de>
9993 PR rtl-optimization/52170
9994 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
9995 properly handle integer vector modes.
9997 2012-02-08 Jakub Jelinek <jakub@redhat.com>
9999 PR gcov-profile/52150
10000 * coverage.c: Include target.h.
10001 (build_var): Call targetm.strip_name_encoding on the assembler name.
10002 Change one _ into . or $ if the target allows it.
10003 * Makefile.in (coverage.o): Depend on $(TARGET_H).
10005 PR rtl-optimization/52139
10006 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
10007 is a BARRIER after emit_insn_after_noloc, move BB_END
10008 to the last non-BARRIER insn before it.
10010 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
10012 PR middle-end/24306
10013 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
10014 (mips_gimplify_va_arg_expr): Call it instead of
10015 std_gimplify_va_arg_expr.
10017 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
10019 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
10020 message for -mno-pointers-to-nested-function.
10022 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
10024 PR middle-end/51994
10025 * expr.c (get_inner_reference): If there is an offset, add a negative
10026 bit position to it (if any).
10028 2012-02-07 Jakub Jelinek <jakub@redhat.com>
10030 PR rtl-optimization/52060
10031 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
10032 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
10033 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
10034 and/or i0src_copy2 when needed.
10036 2012-02-07 Jakub Jelinek <jakub@redhat.com>
10038 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
10039 or LTOPLUGINSONAME if have_c.
10041 * config/freebsd-spec.h: Add comment about what macros can be defined
10043 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
10044 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
10047 2012-02-07 Richard Guenther <rguenther@suse.de>
10049 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
10050 newline in -alias dumps.
10052 2012-02-07 Kai Tietz <ktietz@redhat.com>
10053 Dave Korn <dave.korn.cygwin@gmail.com>
10056 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
10057 Take care that typinfo gets dllexport-attribute.
10059 2012-02-07 Jakub Jelinek <jakub@redhat.com>
10061 PR middle-end/52074
10062 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
10063 if modifier < EXPAND_SUM call force_operand on the result.
10065 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
10067 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
10068 adding __forwarder_dst__ prefix if a forwarder_section attribute is
10070 (epiphany_function_type): Replace types for specific interrupts with
10071 EPIPHANY_FUNCTION_INTERRUPT.
10072 (EPIPHANY_INTERRUPT_P): Update.
10073 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
10074 New static function.
10075 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
10076 <disinterrupt>: Affects type identity.
10077 (epiphany_handle_interrupt_attribute): Handle variable number of
10079 (epiphany_compute_function_type): Update for new
10080 epiphany_function_type definition.
10081 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
10082 handlers with a longcall forwarder.
10083 (epiphany_start_function): Handle multiple interrupt arguments and/or
10084 forwarder_section attribute.
10086 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
10089 2012-02-07 Alan Modra <amodra@gmail.com>
10092 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
10095 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10097 PR tree-optimization/50969
10098 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
10099 use vec_perm rather than vector_stmt.
10100 (vect_model_load_cost): Likewise.
10101 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
10102 vec_perm to be the same as other vector statements.
10103 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
10104 cost of vec_perm for TARGET_VSX.
10106 2012-02-06 Richard Guenther <rguenther@suse.de>
10108 PR tree-optimization/52115
10109 * tree-sra.c (access_has_replacements_p): New function.
10110 (sra_modify_assign): Use it to decide whether a use is uninitialized.
10112 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
10114 PR middle-end/52047
10115 * trans-mem.c (expand_call_tm): Add an assertion.
10116 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
10119 2012-02-06 Richard Guenther <rguenther@suse.de>
10121 PR tree-optimization/50955
10122 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
10123 raise cost of expressions that replace an address with an
10124 expression based on a different pointer.
10126 2012-02-06 Jakub Jelinek <jakub@redhat.com>
10129 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
10130 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
10132 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
10135 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
10136 -Weffc++ and specify guidelines come from second edition.
10138 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
10140 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
10141 (sibcall_value_multiple_internal, call_split, call_internal_direct)
10142 (call_direct_split, call_value_split, call_value_internal_direct)
10143 (call_value_direct_split, call_value_multiple_split): Use jal and
10144 jal_macro attributes.
10146 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
10148 * reload1.c (reload_regs_reach_end_p): Replace with...
10149 (reload_reg_rtx_reaches_end_p): ...this function.
10150 (new_spill_reg_store): Update commentary.
10151 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
10152 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
10153 before setting new_spill_reg_store.
10154 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
10155 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
10156 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
10157 for non-spill reload registers.
10159 2012-02-05 Ira Rosen <irar@il.ibm.com>
10161 PR tree-optimization/52091
10162 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
10163 (vect_is_simple_use_1): Likewise.
10164 * tree-vect-loop.c (vectorizable_reduction): Update calls
10165 to vect_is_simple_use_1 and vect_is_simple_use.
10166 (vectorizable_live_operation): Likewise.
10167 * tree-vect-patterns.c (widened_name_p,
10168 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
10169 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
10170 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
10171 vectorizable_shift,vectorizable_operation, vectorizable_store,
10172 vectorizable_load): Likewise.
10173 (vect_is_simple_cond): Add an argument, pass it to
10174 vect_is_simple_use_1.
10175 (vectorizable_condition): Update calls to vect_is_simple_cond,
10176 vect_is_simple_use.
10177 (vect_is_simple_use): Add an argument, the statement in which
10178 OPERAND is used. Check that if OPERAND's def stmt is a double
10179 reduction phi node, the use is a phi node too.
10180 (vect_is_simple_use_1): Add an argument, pass it to
10181 vect_is_simple_use.
10182 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
10183 to vect_is_simple_use.
10185 2012-02-04 Jakub Jelinek <jakub@redhat.com>
10187 PR rtl-optimization/52095
10188 * modulo-sched.c (dump_insn_locator): New function.
10189 (loop_canon_p, sms_schedule): Use it.
10191 PR rtl-optimization/52113
10192 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
10193 even for decomposable shift/zext insns.
10195 2012-02-03 Jakub Jelinek <jakub@redhat.com>
10196 Zdenek Dvorak <ook@ucw.cz>
10198 PR rtl-optimization/52092
10199 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
10200 on get_iv_value result.
10202 2012-02-02 Andrew Pinski <apinski@cavium.com>
10204 PR middle-end/47982
10205 PR middle-end/43967
10206 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
10208 2012-02-02 Jakub Jelinek <jakub@redhat.com>
10210 PR middle-end/48071
10211 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
10213 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
10215 PR rtl-optimization/49800
10216 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
10217 (sched_finish): Call regstat_free_n_sets_and_refs.
10219 2012-02-02 Jia Liu <proljc@gmail.com>
10221 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
10224 2012-02-02 Jan Hubicka <jh@suse.cz>
10225 Tom de Vries <tom@codesourcery.com>
10227 PR middle-end/51998
10228 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
10229 * varpool.c (varpool_analyze_pending_decls): Likewise.
10231 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
10232 Jayant R Sonar <jayant.sonar@kpitcummins.com>
10234 * config.gcc: Add cr16-* support.
10236 * doc/extend.texi: Document cr16 extensions.
10237 * doc/install.texi: Document cr16 install.
10238 * doc/invoke.texi: Document cr16 options.
10239 * doc/md.texi: Document cr16 constraints.
10241 * common/config/cr16/cr16-common.c: New file.
10242 * config/cr16/cr16.c: New file.
10243 * config/cr16/cr16.h: New file.
10244 * config/cr16/cr16.md: New file.
10245 * config/cr16/cr16.opt: New file.
10246 * config/cr16/cr16-protos.h: New file.
10247 * config/cr16/predicates.md: New file.
10248 * config/cr16/constraints.md: New file.
10249 * config/cr16/t-cr16: New file.
10251 2012-02-02 Jakub Jelinek <jakub@redhat.com>
10254 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
10255 that operands[2] is either immediate, or q_regs_operand.
10257 PR tree-optimization/52073
10258 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
10259 a pattern stmt for pattern uses, ignore uses outside of the loop.
10261 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
10263 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
10264 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
10265 (OUT_AS1, OUT_AS2): Remove.
10267 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
10269 PR rtl-optimization/51374
10270 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
10271 to cross other volatile_refs_p insns.
10273 2012-02-01 Richard Guenther <rguenther@suse.de>
10275 * doc/invoke.texi (fno-inline): Clarify documentation.
10276 (finline-small-functions): Likewise.
10277 (finline-functions): Likewise.
10278 * common.opt (finline): Adjust comment and documentation.
10279 (finline-small-functions): Clarify documentation.
10280 (finline-functions): Likewise.
10281 (finline-functions-called-once): Likewise.
10283 2012-02-01 Tristan Gingold <gingold@adacore.com>
10285 * c-typeck.c (composite_type): Keep mode for pointers.
10287 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
10289 * function.h (regno_reg_rtx): Adjust comment.
10290 * reginfo.c (init_reg_modes_target): Only use the previous mode
10291 if it fits within one register. Remove MIPS comment.
10293 2012-01-31 Jakub Jelinek <jakub@redhat.com>
10296 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
10298 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10300 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
10301 to srak instruction.
10303 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
10305 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
10307 2012-01-31 Jakub Jelinek <jakub@redhat.com>
10312 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
10314 2012-01-31 Richard Guenther <rguenther@suse.de>
10316 PR tree-optimization/51528
10317 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
10320 2012-01-31 Jakub Jelinek <jakub@redhat.com>
10325 * ree.c (add_removable_extension): Change def_map argument
10326 to unsigned *, store in def_map 1 + offset into *insn_list vector
10327 instead of pointers into the vector.
10328 (find_removable_extensions): Adjust caller.
10330 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
10332 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
10333 Transform all "* quoted-c-code" to { c-code }.
10334 Remove redundant test for "optimize" in combine patterns.
10335 Move (include "avr-dimode.md") to end of file.
10337 2012-01-30 Bin Cheng <bin.cheng@arm.com>
10340 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
10341 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
10343 2012-01-30 Richard Guenther <rguenther@suse.de>
10345 PR tree-optimization/52028
10346 * tree-loop-distribution.c (ldist_gen): Properly update
10349 2012-01-30 Jakub Jelinek <jakub@redhat.com>
10352 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
10353 set_cur_line_info_table if not emitting debug info.
10355 PR tree-optimization/52046
10356 * tree-vect-patterns.c (check_bool_pattern): Give up if
10357 a comparison could throw.
10360 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
10362 2012-01-30 Richard Guenther <rguenther@suse.de>
10364 PR tree-optimization/52045
10365 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
10366 SSA form if cfgcleanup did anything.
10368 2012-01-30 Richard Guenther <rguenther@suse.de>
10370 PR tree-optimization/52045
10371 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
10372 before computing final todo.
10374 2012-01-30 Richard Guenther <rguenther@suse.de>
10376 PR tree-optimization/51528
10377 * tree-sra.c (sra_modify_assign): Re-factor in preparation
10380 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
10382 * df-problems.c (df_kill_notes): Check that the use refers
10383 to the note under examination.
10385 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
10388 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
10389 parameter and use short-lived pseudos.
10390 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
10391 (sparc_expand_vector_init): Const-ify local variables and adjust
10392 calls to above functions.
10394 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
10396 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
10398 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
10400 * doc/invoke.texi: Make usage of "compile time" and
10401 "run time"/"runtime" consistent throughout the file.
10403 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
10405 * config/alpha/alpha.c (alpha_option_override): Default to
10406 full IEEE compliance mode for Go language.
10408 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
10410 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
10411 (LINK_SSP_SPEC): Define.
10413 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10416 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
10419 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
10421 * doc/invoke.texi: Correct hyphenation of "floating point",
10422 "double precision", and related terminology throughout the file.
10424 2012-01-28 Jakub Jelinek <jakub@redhat.com>
10427 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
10428 arm_general_register_operand predicate for operand 2 instead of
10431 2012-01-27 Ian Lance Taylor <iant@google.com>
10434 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
10435 * builtins.c (expand_builtin_init_trampoline): Add onstack
10436 parameter. Change caller.
10437 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
10438 * tree.c (build_common_builtin_nodes): Declare
10439 __builtin_init_heap_trampoline.
10441 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
10443 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
10444 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
10445 * config/avr/avr.c: Ditto.
10446 (avr_regnames): Remove because unused.
10447 * config/avr/avr.md (*cpse.ne): New peephole.
10448 (*cpse.eq): New peephole from former cpse peepholes.
10450 2012-01-27 Michael Eager <eager@eagercon.com>
10452 * config/microblaze.c (microblaze_emit_compare): Correct
10453 test after pcmp instruction.
10455 2012-01-27 Richard Guenther <rguenther@suse.de>
10457 PR tree-optimization/52020
10458 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
10460 2012-01-27 Richard Guenther <rguenther@suse.de>
10462 * ipa-pure-const.c (check_stmt): Clobbers do not make a
10463 function non-const/pure.
10465 2012-01-27 Richard Guenther <rguenther@suse.de>
10467 PR tree-optimization/50444
10468 * tree-sra.c (build_ref_for_offset): Properly adjust the
10469 MEM_REF type for unaligned accesses.
10471 2012-01-27 Richard Guenther <rguenther@suse.de>
10473 PR tree-optimization/50444
10474 * expr.c (mem_ref_refers_to_non_mem_p): New function.
10475 (expand_assignment): Use it. Properly handle misaligned
10476 bases when expanding stores to component references.
10477 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
10478 refactor that case.
10480 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
10482 PR middle-end/51389
10483 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
10484 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
10485 * tree-data-ref.c (find_data_references_in_loop): Make static.
10486 (compute_all_dependences): Change return type to bool. Bail out
10487 for too many datarefs in a loop. Move the hunk resetting the data
10488 dependences vector from ...
10489 (compute_data_dependences_for_loop): ... here. Account for
10490 compute_all_dependences returning false.
10491 (compute_data_dependences_for_bb): Likewise.
10492 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
10493 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
10495 2012-01-27 Richard Guenther <rguenther@suse.de>
10497 PR middle-end/51959
10498 * expr.c (store_field): Use the alias-set of the scratch memory
10501 2012-01-27 Tom de Vries <tom@codesourcery.com>
10503 PR tree-optimization/51990
10504 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
10506 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
10508 2012-01-27 Jakub Jelinek <jakub@redhat.com>
10511 * var-tracking.c (reverse_op): Don't add any reverse operation
10512 if V already has any constant locations.
10514 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
10516 * doc/invoke.texi: Correct usage of "command line" (noun)
10517 vs "command-line" (adjective) throughout.
10519 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
10521 * doc/invoke.texi (Language Independent Options): Move
10522 -Wcoverage-mismatch blurb from here....
10523 (Warning Options): ...to here.
10525 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
10527 * config/rs6000/rs6000.c (rs6000_option_override_internal):
10528 Set rs6000_always_hint to false for 476.
10530 2012-01-27 Matthias Klose <doko@ubuntu.com>
10532 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
10534 * incpath.c (add_standard_paths): Likewise.
10536 2012-01-27 Richard Henderson <rth@redhat.com>
10538 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
10539 * config/m68k/sync.md (atomic_test_and_set): Rename from
10540 sync_test_and_setqi and adjust the operands.
10541 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
10542 and unconditionally enable.
10544 2012-01-27 Richard Henderson <rth@redhat.com>
10546 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
10547 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
10548 (ldstub): Rename from ldstubqi.
10549 (ldstub<I24MODE>): Remove.
10551 2012-01-27 Richard Henderson <rth@redhat.com>
10553 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
10554 * c-cppbuiltin.c (cpp_atomic_builtins): Define
10555 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
10556 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
10557 * doc/tm.texi: Rebuild.
10559 2012-01-27 Richard Henderson <rth@redhat.com>
10561 * optabs.c (gen_atomic_test_and_set): Remove default.
10562 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
10564 2012-01-26 Jakub Jelinek <jakub@redhat.com>
10566 PR rtl-optimization/51978
10567 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
10568 (combine_reaching_defs): Likewise.
10569 (struct re_info): Remove.
10570 (add_removable_extension): Remove x and data arguments,
10571 add insn, insn_list and def_map. Use the arguments directly
10572 instead of using struct re_info.
10573 (find_removable_extensions): Don't call add_removable_extension
10574 through note_stores, instead just call it with single_set
10575 result if non-NULL.
10576 (find_and_remove_re): Pass curr_cand->expr instead of
10577 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
10579 2012-01-26 Michael Matz <matz@suse.de>
10581 PR tree-optimization/46590
10582 * cfgexpand.c: Revert last change (r183305).
10583 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
10585 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
10586 checking for emptiness.
10588 2012-01-26 Jakub Jelinek <jakub@redhat.com>
10590 PR middle-end/51895
10591 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
10592 non-addressable non-BLKmode base correctly.
10594 2012-01-26 Michael Matz <matz@suse.de>
10596 PR tree-optimization/48794
10597 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
10598 regions referenced from RESX/EH_DISPATCH.
10600 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10602 * config/s390/s390.h: Make BRANCH_COST an option.
10603 * config/s390/s390.opt: New option -mbranch-cost.
10605 2012-01-26 Richard Henderson <rth@redhat.com>
10607 Revert 2012-01-24 change:
10608 * trans-mem.c (requires_barrier): Do not instrument thread local
10609 variables and emit save/restore for them.
10611 2012-01-25 Jakub Jelinek <jakub@redhat.com>
10613 PR middle-end/51986
10614 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
10617 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
10619 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
10622 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
10625 Rename __pgm to __flash.
10626 Rename __pgm1 to __flash1.
10627 Rename __pgm2 to __flash2.
10628 Rename __pgm3 to __flash3.
10629 Rename __pgm4 to __flash4.
10630 Rename __pgm5 to __flash5.
10631 Rename __pgmx to __memx.
10632 * doc/extend.texi (AVR Named Address Spaces)
10633 Rename address space names as indicated above.
10634 * config/avr/avr.c (avr_addrspace): Ditto.
10636 * config/avr/avr-protos.h
10637 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
10638 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
10639 * config/avr/predicates.md: Ditto.
10640 * config/avr/avr.c Ditto, and
10641 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
10642 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
10644 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
10645 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
10646 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
10647 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
10648 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
10649 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
10650 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
10651 * config/avr/avr.c: Ditto.
10652 * config/avr/avr.md: Ditto.
10654 2012-01-25 Jason Merrill <jason@redhat.com>
10657 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
10659 2012-01-25 Jakub Jelinek <jakub@redhat.com>
10661 PR tree-optimization/51987
10662 * tree-data-ref.c (get_references_in_stmt): Handle references in
10663 non-volatile GIMPLE_ASM.
10665 2012-01-25 Richard Guenther <rguenther@suse.de>
10667 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
10668 bases are dereferenced.
10670 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
10672 PR rtl-optimization/48374
10673 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
10675 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
10677 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
10678 compute_data_dependences_for_loop returns false.
10679 * tree-parloops.c (loop_parallel_p): Likewise.
10681 2012-01-25 Richard Guenther <rguenther@suse.de>
10683 * tree.h (get_pointer_alignment_1): Declare.
10684 * builtins.c (get_pointer_alignment_1): New function.
10685 (get_pointer_alignment): Use it.
10687 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
10689 PR rtl-optimization/48308
10690 * combine.c (enum undo_kind): Add UNDO_LINKS.
10691 (struct undo): Add member l to other_contents and where.
10692 (do_SUBST_LINK): New.
10694 (try_combine): Handle LOG_LINKS for the dummy i1 case.
10695 (undo_all): Handle UNDO_LINKS.
10697 2012-01-25 Richard Henderson <rth@redhat.com>
10699 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
10702 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
10704 * optabs.c (gen_atomic_test_and_set): Use each argument.
10706 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
10708 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
10709 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
10710 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
10711 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
10712 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
10713 TARGET_PAIRED_SINGLE_FLOAT.
10715 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
10717 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
10718 (in_struct, return_val): Remove MEM documentation.
10719 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
10720 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
10721 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
10723 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
10724 * cfgexpand.c (add_alias_set_conflicts): Likewise.
10725 * expr.c (store_field): Likewise.
10726 * function.c (assign_stack_temp_for_type): Likewise.
10727 * ifcvt.c (noce_try_cmove_arith): Likewise.
10728 * reload1.c (reload): Likewise.
10729 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
10730 (alpha_set_memflags): Likewise.
10731 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
10733 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
10735 * rtl.h (true_dependence, canon_true_dependence): Remove varies
10737 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
10738 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
10739 (true_dependence_1, true_dependence, canon_true_dependence): Remove
10741 * cselib.c (cselib_rtx_varies_p): Delete.
10742 (cselib_invalidate_mem): Update call to canon_true_dependence.
10743 * dse.c (record_store, check_mem_read_rtx): Likewise.
10744 (scan_reads_nospill): Likewise.
10745 * cse.c (check_dependence): Likewise.
10746 (cse_rtx_varies_p): Delete.
10747 * expr.c (safe_from_p): Update call to true_dependence.
10748 * ira.c (validate_equiv_mem_from_store): Likewise.
10749 (memref_referenced_p): Likewise.
10750 * postreload-gcse.c (find_mem_conflicts): Likewise.
10751 * sched-deps.c (sched_analyze_2): Likewise.
10752 * store-motion.c (load_kills_store): Likewise.
10753 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
10754 * gcse.c (mems_conflict_for_gcse_p): Likewise.
10755 (compute_transp): Update call to canon_true_dependence.
10757 2012-01-25 Richard Henderson <rth@redhat.com>
10759 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
10760 (maybe_emit_atomic_test_and_set): New.
10761 (expand_sync_lock_test_and_set): Use it.
10762 (expand_atomic_test_and_set): Likewise.
10763 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
10764 the implementation; clarify implementation defined details.
10765 * doc/md.texi (atomic_test_and_set): Document.
10767 2012-01-25 Richard Henderson <rth@redhat.com>
10769 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
10771 2012-01-25 Richard Henderson <rth@redhat.com>
10774 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
10775 to effect no-op split.
10777 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
10780 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
10781 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
10782 (BT_FN_VOID_PTR_INT_SIZE): New.
10783 (BT_FN_UINT_UINT_VAR): Remove.
10784 (BT_FN_UINT32_UINT32_VAR): New.
10785 (BT_FN_DOUBLE_VPTR): Remove.
10786 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
10788 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
10789 (_ITM_changeTransactionMode): Same.
10790 (_ITM_memmoveRtWt): Change return type to void.
10791 (_ITM_memcpyRtWt): Same.
10792 (_ITM_memsetW): Same.
10793 (_ITM_RaRD): Change types to double.
10798 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
10800 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
10801 Patrick Marlier <patrick.marlier@gmail.com>
10803 * trans-mem.c (requires_barrier): Do not instrument thread local
10804 variables and emit save/restore for them.
10806 2012-01-24 Jason Merrill <jason@redhat.com>
10809 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
10810 output static aliases.
10812 2012-01-24 Jakub Jelinek <jakub@redhat.com>
10815 * common.opt (-pie, -shared, pie, shared): Change from Common to
10817 * gcc.c (display_help): Display help for -pie and -shared.
10819 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
10822 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
10823 Remove note on size/offset limitation.
10824 (AVR Variable Attributes): Add example how to read data located
10825 with progmem. Refer to named address spaces.
10826 * doc/invoke.texi (AVR Options): Fix typo.
10828 2012-01-24 Richard Guenther <rguenther@suse.de>
10830 Forward-port to trunk
10831 2010-09-21 Jakub Jelinek <jakub@redhat.com>
10833 PR middle-end/45678
10834 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
10835 op0 isn't sufficiently aligned and there is movmisalignM
10836 insn for mode, use it to load op0 into a temporary register.
10838 2012-01-24 Jakub Jelinek <jakub@redhat.com>
10841 * target.def (const_not_ok_for_debug_p): New hook.
10842 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
10844 * doc/tm.texi: Regenerated.
10845 * dwarf2out.c (const_ok_for_output_1): If
10846 targetm.const_not_ok_for_debug_p returns true, fail.
10847 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
10849 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
10851 2012-01-23 Kai Tietz <ktietz@redhat.com>
10854 * config/i386/predicates.md (symbolic_operand): Allow
10855 UNSPEC_PCREL as PIC expression for lea.
10856 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
10857 * config/i386/i386.c (ix86_delegitimize_address): Handle
10858 UNSPEC_PCREL for none-MEM, too.
10860 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
10862 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
10863 (ipa_tm_create_version_alias): Same.
10865 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
10868 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
10869 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
10871 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
10872 Patrick Marlier <patrick.marlier@gmail.com>
10873 Iain Sandoe <developer@sandoe-acoustics.co.uk>
10876 * lto-wrapper.c (run_gcc): Pass the LTO section name to
10877 simple_object_start_read.
10879 2012-01-23 Richard Guenther <rguenther@suse.de>
10882 PR tree-optimization/51895
10883 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
10884 parameter decomposition into BLKmode components.
10886 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
10888 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
10889 fake variables for restrict-qualified pointers whose pointed-to type
10890 contains a placeholder.
10892 2012-01-23 Richard Guenther <rguenther@suse.de>
10894 PR tree-optimization/51949
10895 * ipa-split.c (execute_split_functions): Do not split malloc functions.
10897 2012-01-23 Jakub Jelinek <jakub@redhat.com>
10899 PR rtl-optimization/51933
10900 * ree.c (transform_ifelse): Return true right away if dstreg is
10901 already wider or equal to cand->mode.
10902 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
10903 (make_defs_and_copies_lists): Remove defs_list and copies_list
10904 arguments, add state argument, just truncate state->work_list
10905 instead of always allocating and freeing the vector. Assert that
10906 get_defs succeeds instead of returning 2. Changed return type to bool.
10907 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
10908 have ext_src_mode, see if it has been modified already with the
10909 right kind of extension and has been extended before from the
10910 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
10911 just return true. Remember the original mode in state->modified array.
10912 (combine_reaching_defs): Add state argument. Don't allocate and
10913 free here def_list, copied_list and vec vectors, instead just
10914 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
10915 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
10916 Add state variable, clear vectors in it, initialize state.modified
10917 if needed. Free all the vectors at the end and state.modified too.
10918 Don't skip a candidate if the extension expression has been modified.
10920 2012-01-22 Douglas B Rupp <rupp@gnat.com>
10923 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
10924 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
10925 (extra_options) interix.opt -> i386/interix.opt"
10926 (extra_objs):Add winnt-stubs.o
10927 * configure.ac: Add interix to target_os .comm on PE check.
10928 * configure: Regenerate.
10929 * config/interix3.h: Delete and move bits to..
10930 * config/interix.h: Delete and move bits to..
10931 * config/i386/i386-interix3.h: Delete and move bits to..
10932 * config/i386/i386-interix.h: ..here.
10933 (TARGET_CPU_DEFAULT): Remove redefinition.
10934 (TARGET_ASM_CONSTRUCTOR): Undefine.
10935 (SUBTARGET_SWITCHES): Define for ms-bitfields.
10936 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
10937 (PTRDIFF_TYPE): Define.
10938 (LONG_DOUBLE_TYPE_SIZE): Define.
10939 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
10940 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
10941 (TARGET_SECTION_TYPE_FLAGS): Define.
10942 (ASM_DECLARE_FUNCTION_NAME): Define.
10943 (ASM_OUTPUT_EXTERNAL): Define.
10944 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
10945 (ASM_OUTPUT_ALIGNED_BSS): Define.
10946 (PCC_BITFIELD_TYPE_MATTERS): Define.
10947 (USE_CONST_SECTION): Define.
10948 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
10949 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
10950 (SUPPORTS_ONE_ONLY): Remove.
10951 (I386_PE_STRIP_ENCODING): Define.
10952 * config/interix.opt: Delete and move bits to..
10953 * config/i386/interix.opt: ..here. New.
10954 (mpe-aligned-commons): Add.
10955 * config/i386/t-interix: Add copyright header.
10956 (winnt-stubs.o): Add rule.
10958 2012-01-22 Jason Merrill <jason@redhat.com>
10961 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
10962 for extra name aliases.
10964 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
10966 PR rtl-optimization/51924
10967 * ree.c (combine_set_extension): Improve debugging message.
10968 (combine_reaching_defs): Likewise.
10969 (get_defs): Rename confusingly named variable.
10970 (find_and_remove_re): Skip a candidate if the extension expression has
10973 2012-01-21 Robert Millan <rmh@gnu.org>
10974 Gerald Pfeifer <gerald@pfeifer.com>
10976 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
10977 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
10979 2012-01-20 Jakub Jelinek <jakub@redhat.com>
10981 PR tree-optimization/51914
10982 * tree-vect-stmts.c (vectorizable_conversion): For
10983 cvt_type && modifier == WIDEN, put temporary with cvt_type
10984 at the beginning of vec_dsts and set vec_dest to temporary
10987 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
10989 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
10991 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
10993 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
10994 * config/rs6000/rs6000.c: Likewise.
10996 2012-01-20 Jakub Jelinek <jakub@redhat.com>
10999 * config/arm/arm.c (arm_count_output_move_double_insns): Call
11000 output_move_double on a copy of operands array.
11002 2012-01-20 Cary Coutant <ccoutant@google.com>
11003 Dodji Seketeli <dodji@redhat.com>
11006 * dwarf2out.c (copy_declaration_context): Return ref to parent
11007 of declaration DIE, if necessary.
11008 (remove_child_or_replace_with_skeleton): Add new parameter; update
11009 caller. Place skeleton DIE under parent DIE of original declaration.
11010 Move call to copy_declaration_context to here ...
11011 (break_out_comdat_types): ... from here.
11013 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11015 PR rtl-optimization/51856
11016 * reload.c (find_reloads_subreg_address): Set the address_reloaded
11019 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
11022 * config/arm/arm.c (arm_print_operand): Correct output of alignment
11023 hints for neon loads and stores.
11025 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
11029 * doc/extend.texi (Named Address Spaces): Split into subsections.
11030 (AVR Named Address Spaces): New subsection.
11031 (M32C Named Address Spaces): New subsection.
11032 (RL78 Named Address Spaces): New subsection.
11033 (SPU Named Address Spaces): New subsection.
11034 (Variable Attributes): New anchor "AVR Variable Attributes".
11035 (AVR Variable Attributes): Rewrite and avoid wording
11036 "address space" in this context.
11037 * doc/invoke.texi (AVR Options): Rewrite and add documentation
11038 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
11039 (AVR Built-in Macros): New subsubsection therein.
11040 * doc/md.texi (AVR constraints): Remove "C04", "R".
11042 2012-01-20 Richard Guenther <rguenther@suse.de>
11044 PR tree-optimization/51903
11045 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
11046 when removing stmts.
11048 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
11051 * config/arm/arm.c (arm_load_pic_register): Use
11052 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
11053 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
11054 (arm_pic_static_addr): Likewise.
11055 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
11056 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
11057 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
11058 (pic_load_addr_unified): New.
11060 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
11063 * function.c (instantiate_virtual_regs_in_insn): Use
11064 delete_insn_and_edges when removing a wrong asm insn.
11066 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
11068 PR rtl-optimization/40761
11069 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
11070 Add new member loop_num.
11071 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
11072 (ira_build): Remove the parameter.
11074 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
11075 (ira.c): Do not build CFG loops for one region allocation. Remove
11076 argument from ira_build call.
11078 * ira-build.c (init_loop_tree_node): New function.
11079 (create_loop_tree_nodes): Use it. Separate the case when CFG
11080 loops are not built.
11081 (more_one_region_p): Check current_loops.
11082 (finish_loop_tree_nodes): Separate the case when CFG loops are not
11084 (add_loop_to_tree): Process loop equal to NULL too.
11085 (form_loop_tree): Separate the case when CFG loops are not built.
11086 Use explicitly number for the root.
11087 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
11089 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
11090 instead of loop->num.
11091 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
11092 (mark_all_loops_for_removal): Ditto.
11093 (remove_unnecessary_regions): Separate the case when CFG loops
11095 (ira_build): Remove the parameter. Use explicit number of regions
11096 when CFG loops are not built.
11098 * ira-color.c (print_loop_title): Separate the case for the root node.
11099 Use loop_num instead of loop->num.
11100 (move_spill_restore): Use loop_num instead of loop->num.
11102 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
11103 (change_loop): Ditto.
11104 (change_loop): Use loop_num instead of loop->num.
11106 * ira-lives.c (process_bb_node_lives): Ditto.
11108 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
11110 * ira-conflicts.c (print_allocno_conflicts): Ditto.
11112 2012-01-19 Jakub Jelinek <jakub@redhat.com>
11114 PR libmudflap/40778
11115 * tree-mudflap.c (mf_artificial): New function.
11116 (execute_mudflap_function_ops, execute_mudflap_function_decls,
11117 mx_register_decls, mudflap_enqueue_decl): Use it.
11120 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
11121 numbers in the insn pattern.
11123 2012-01-19 Michael Matz <matz@suse.de>
11125 PR tree-optimization/46590
11126 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
11127 use it in remembering which conflicts we already created.
11128 (add_scope_conflicts): Adjust call to above, (de)allocate helper
11131 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
11134 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
11135 (merge_and_complain): Same.
11137 2012-01-19 Jakub Jelinek <jakub@redhat.com>
11140 * config/initfini-array.h: Guard content of the header
11141 with #ifdef HAVE_INITFINI_ARRAY.
11142 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
11143 Add initfini-array.h to tm_file here.
11144 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
11145 * config.gcc: Don't add initfini-array.h to tm_file here.
11146 * configure: Regenerated.
11148 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
11150 PR rtl-optimization/51505
11151 * df-problems.c (df_kill_notes): New parameter live. Update comment.
11152 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
11153 (df_note_bb_compute): Update the call to df_kill_notes.
11155 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
11157 * trans-mem.c (requires_barrier): Remove call to is_global_var.
11159 2012-01-18 Richard Guenther <rguenther@suse.de>
11161 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
11162 of conversions to void *.
11164 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11165 Richard Sandiford <rdsandiford@googlemail.com>
11167 PR middle-end/50325
11168 PR middle-end/51192
11169 * optabs.h (simplify_expand_binop): Declare.
11170 * optabs.c (simplify_expand_binop): Make global.
11171 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
11172 endian targets if the source cannot be exactly covered by word
11175 2012-01-17 Jakub Jelinek <jakub@redhat.com>
11178 * hard-reg-set.h (struct hard_reg_set_container): New type.
11179 * target.h (struct hard_reg_set_container): Forward declare.
11180 * target.def (set_up_by_prologue): New target hook.
11181 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
11182 * doc/tm.texi: Regenerated.
11183 * function.c (thread_prologue_and_epilogue_insns): Change
11184 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
11185 Call targetm.set_up_by_prologue on it.
11186 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
11187 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
11189 2012-01-17 Nick Clifton <nickc@redhat.com>
11191 * config/rx/rx.c (rx_can_use_simple_return): New function.
11192 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
11193 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
11195 2012-01-17 Richard Guenther <rguenther@suse.de>
11197 PR middle-end/51782
11198 * expr.c (expand_assignment): Take address-space information
11199 from the address operand of MEM_REF and TARGET_MEM_REF.
11200 (expand_expr_real_1): Likewise.
11202 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11204 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
11205 reload dump is requested.
11207 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
11210 * trans-mem.c (requires_barrier): Call may_be_aliased.
11212 2012-01-17 Jakub Jelinek <jakub@redhat.com>
11214 PR tree-optimization/51877
11215 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
11216 call arguments and fndecls compare equal, instead return false if they
11217 don't. Return true only if lhs1 and lhs2 are either both NULL, or
11218 both SSA_NAMEs that are valueized the same, or they satisfy
11221 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11223 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
11225 * configure: Regenerate.
11227 2012-01-16 Jan Hubicka <jh@suse.cz>
11231 * convert.c (convert_to_integer): Use fold_convert for
11232 converting an INTEGER_CST to integer type.
11234 2012-01-16 Jason Merrill <jason@redhat.com>
11237 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
11239 2012-01-16 Jakub Jelinek <jakub@redhat.com>
11242 * config/s390/s390.c (s390_chunkify_start): Don't skip
11243 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
11244 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
11245 If insn is followed by NOTE_INSN_VAR_LOCATION or
11246 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
11247 Don't use location of note insns.
11249 PR tree-optimization/51865
11250 * tree-inline.c (tree_function_versioning): Call remap_decl
11251 on DECL_RESULT whenever it has VOID_TYPE_P type.
11253 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
11255 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
11256 for calls to locally-binding MIPS16 functions if only the return
11257 type uses float regs.
11259 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
11260 Richard Sandiford <rdsandiford@googlemail.com>
11262 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
11263 (SYMBOL_32_HIGH): Likewise.
11264 (mips_output_tls_reloc_directive): Declare.
11265 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
11266 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
11267 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
11268 (mips_lo_relocs, mips_hi_relocs): Make extern.
11269 (mips16_stub_function): Move up file.
11270 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
11271 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
11272 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
11273 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
11274 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
11275 (mips_get_tp): Add MIPS16 support.
11276 (mips_legitimize_tls_address): Remove MIPS16 sorry().
11277 Generalize DTPREL and TPREL handling.
11278 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
11279 Add MIPS16 TLS support.
11280 (mips_output_tls_reloc_directive): New function.
11281 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
11282 * config/mips/predicates.md (symbolic_operand_with_high)
11283 (tls_reloc_operand): New predicates.
11284 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
11285 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
11286 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
11287 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
11288 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
11289 (*tls_get_tp_mips16_call_<mode>): Likewise.
11291 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
11293 PR rtl-optimization/51821
11294 * recog.c (peep2_find_free_register): Determine clobbered registers
11297 2012-01-14 Denis Chertykov <chertykov@gmail.com>
11300 * config/avr/avr-protos.h: Revert change of 2012-01-09.
11301 * config/avr/avr.c: Likewise.
11302 * config/avr/avr.h: Likewise.
11304 2012-01-13 Ian Lance Taylor <iant@google.com>
11307 * tree.h (TYPE_QUALS): Add cast to int.
11308 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
11310 2012-01-13 Ian Lance Taylor <iant@google.com>
11312 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
11313 comparing param_index to VEC_length result.
11315 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
11317 * c-decl.c: Do not include tree-mudflap.h
11318 * tree-optimize.c: Likewise.
11319 * Makefile.in: Update dependencies.
11321 2012-01-13 Richard Guenther <rguenther@suse.de>
11324 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
11325 variable-sized result always use RSO.
11327 2012-01-12 DJ Delorie <dj@redhat.com>
11329 * cfgexpand.c (convert_debug_memory_address): Allow any valid
11330 pointer type, not just the default pointer type.
11332 2012-01-09 Richard Henderson <rth@redhat.com>
11333 Denis Chertykov <chertykov@gmail.com>
11336 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
11337 * config/avr/avr.c (avr_can_eliminate): Simplify.
11338 (avr_initial_elimination_offset): Likewise.
11339 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
11340 (expand_epilogue): Likewise.
11341 (avr_legitimize_address): Gut.
11342 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
11343 (avr_hard_regno_nregs): New.
11344 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
11345 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
11346 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
11347 add soft frame pointer.
11348 (CALL_USED_REGISTERS): Likewise.
11349 (REG_CLASS_CONTENTS): Likewise.
11350 (REGISTER_NAMES): Likewise.
11351 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
11352 (HARD_FRAME_POINTER_REGNUM): New.
11353 (FRAME_POINTER_REGNUM): Use soft frame pointer.
11354 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
11355 remove the HARD_FRAME_POINTER self-elimination.
11357 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
11360 * config/avr/avr.c (avr_encode_section_info): Test for absence of
11361 DECL_EXTERNAL when checking for initializers of progmem variables.
11363 2012-01-12 Ira Rosen <irar@il.ibm.com>
11365 PR tree-optimization/51799
11366 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
11367 that the last operation is a type demotion.
11369 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
11371 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
11372 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
11374 2012-01-11 Jakub Jelinek <jakub@redhat.com>
11377 * combine.c (distribute_notes): If i3 is a noreturn call,
11378 allow old_size to be equal to args_size and make sure the
11379 noreturn call gets REG_ARGS_SIZE note.
11380 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
11381 on noreturn calls even when the delta is 0.
11383 2012-01-11 Nathan Sidwell <nathan@acm.org>
11385 * gcov.c (STRING_SIZE): Remove.
11386 (generate_results): Erase annotations for source files with no
11387 coverage information.
11389 (output_lines): Use it.
11391 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
11393 * gimple.h (gimplify_body): Remove first argument.
11394 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
11395 pointer set here, instead just pass DATA to walk_tree.
11396 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
11397 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
11398 (unvisit_body): Likewise, but with unmark_visited.
11399 (gimplify_body): Remove BODY_P argument and adjust.
11400 (gimplify_function_tree): Adjust call to gimplify_body.
11401 * omp-low.c (finalize_task_copyfn): Likewise.
11403 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
11405 * tree.h (build_function_decl_skip_args): Add boolean parameter.
11406 (build_function_type_skip_args): Delete.
11407 * tree.c (build_function_type_skip_args): Make static and add
11408 SKIP_RETURN parameter. Fix thinko in the handling of variants.
11409 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
11410 pass it to build_function_type_skip_args.
11411 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
11412 (tree_function_versioning): Likewise.
11413 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
11414 build_function_decl_skip_args.
11415 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
11416 and pass it to build_function_decl_skip_args/tree_function_versioning.
11417 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
11418 * ipa-inline-transform.c (save_inline_function_body): Likewise.
11419 * trans-mem.c (ipa_tm_create_version): Likewise.
11420 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
11421 * tree-inline.c (declare_return_variable): Remove always-true test.
11422 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
11423 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
11424 * ipa-split.c (split_function): Skip the return value for the split
11425 part if it doesn't return.
11427 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11429 PR tree-optimization/49642
11430 * ipa-split.c (forbidden_dominators): New variable.
11431 (check_forbidden_calls): New function.
11432 (dominated_by_forbidden): Likewise.
11433 (consider_split): Check for forbidden dominators.
11434 (execute_split_functions): Initialize and free forbidden
11435 dominators info; call check_forbidden_calls.
11437 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
11439 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
11441 2012-01-11 Nick Clifton <nickc@redhat.com>
11443 * config/rx/rx.md (return): Define pattern.
11445 2012-01-11 Richard Guenther <rguenther@suse.de>
11447 * doc/extend.texi (malloc attribute): Adjust according to
11450 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
11451 Patrick Marlier <patrick.marlier@gmail.com>
11453 PR middle-end/51516
11454 * trans-mem.c (get_cg_data): Traverse aliases if requested.
11455 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
11456 (ipa_tm_note_irrevocable): Same.
11457 (ipa_tm_scan_irr_block): Same.
11458 (ipa_tm_decrement_clone_counts): Same.
11459 (ipa_tm_scan_irr_function): Same.
11460 (ipa_tm_create_version_alias): Same.
11461 (ipa_tm_create_version): Same.
11462 (ipa_tm_transform_calls_redirect): Same.
11463 (ipa_tm_transform_calls): Same.
11464 (ipa_tm_transform_transaction): Same.
11465 (ipa_tm_execute): Same.
11467 2012-01-10 Richard Guenther <rguenther@suse.de>
11469 PR middle-end/51806
11470 * opts.c (common_handle_option): Handle -Werror.
11472 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
11474 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
11477 2012-01-10 Jason Merrill <jason@redhat.com>
11479 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
11482 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11484 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
11485 supports R_386_TLS_GD_PLT reloc.
11486 (gcc_cv_as_ix86_tlsldmplt): Check if linker
11487 supports R_386_TLS_LDM_PLT reloc.
11488 * configure: Regenerate.
11489 * config.in: Regenerate.
11491 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
11494 Extend __pgmx semantics to linearize memory.
11495 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
11496 determine if code comes inline or from libgcc.
11497 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
11498 (movmem_qi, movmem_qi): Set constraint #2 to "n".
11499 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
11500 (movmemx_qi, movmemx_hi): New insns.
11501 (xload_<mode>_libgcc): Rewrite to new insn condition.
11502 (xload_<mode>): Remove insns.
11503 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
11504 cases that don't satisfy avr_xload_libgcc_p().
11505 (avr_addr_space_convert): Allow converting in any direction.
11506 (avr_addr_space_subset_p): Return always true.
11507 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
11508 (avr_emit_movmemhi): Ditto.
11509 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
11510 (avr_out_movmem): Ditto.
11511 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
11512 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
11513 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
11514 (avr_encode_section_info): Encode 'progmem' in symbol flags.
11515 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
11517 2012-01-10 Richard Guenther <rguenther@suse.de>
11519 PR tree-optimization/50913
11520 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
11521 Require data-refs to be representable by Graphite with respect
11524 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
11526 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
11527 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
11529 2012-01-10 Tom de Vries <tom@codesourcery.com>
11531 PR rtl-optimization/51271
11532 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
11533 handling annulled branch.
11535 2012-01-10 Richard Henderson <rth@redhat.com>
11537 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
11538 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
11539 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
11540 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
11541 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
11542 arm_expand_vec_perm_const): New.
11543 * config/arm/arm-protos.h: Update.
11544 * config/arm/neon.md (UNSPEC_VCONCAT): New.
11545 (*neon_vswp<VDQX>): New.
11546 (neon_vcombine<VDX>): Use neon_split_vcombine.
11547 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
11548 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
11549 (vec_perm<VE>): New.
11551 2012-01-10 Richard Henderson <rth@redhat.com>
11553 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
11554 use it if reload_completed.
11555 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
11556 arm_output_asm_insn, arm_process_output_memory_barrier,
11557 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
11558 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
11559 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
11560 arm_process_output_sync_insn, arm_output_sync_insn,
11561 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
11562 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
11563 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
11564 (emit_unlikely_jump): New.
11565 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
11566 (arm_split_atomic_op): New.
11567 * config/arm/arm-protos.h: Update.
11568 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
11569 (struct arm_sync_generator): Remove.
11570 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
11571 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
11572 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
11573 (VUNSPEC_LL, VUNSPEC_SC): New.
11574 (sync_result, sync_memory, sync_required_value, sync_new_value,
11575 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
11576 (attr length): Don't use arm_sync_loop_insns.
11577 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
11578 (movsfcc, movdfcc): Likewise.
11579 * config/arm/constraints.md (Ua): New.
11580 * config/arm/prediates.md (mem_noofs_operand): New.
11581 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
11582 (sync_clobber, sync_t2_reqd): Remove.
11583 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
11584 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
11585 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
11586 (arm_sync_compare_and_swap<SIDI>): Remove.
11587 (arm_sync_compare_and_swap<NARROW>): Remove.
11588 (arm_sync_lock_test_and_set<SIDI>): Remove.
11589 (arm_sync_lock_test_and_set<NARROW>): Remove.
11590 (arm_sync_new_<syncop><SIDI>): Remove.
11591 (arm_sync_new_<syncop><NARROW>): Remove.
11592 (arm_sync_new_nand<SIDI>): Remove.
11593 (arm_sync_new_nand<NARROW>): Remove.
11594 (arm_sync_old_<syncop><SIDI>): Remove.
11595 (arm_sync_old_<syncop><NARROW>): Remove.
11596 (arm_sync_old_nand<SIDI>): Remove.
11597 (arm_sync_old_nand<NARROW>): Remove.
11598 (*memory_barrier): Merge arm_output_memory_barrier.
11599 (atomic_compare_and_swap<QHSD>): New.
11600 (atomic_compare_and_swap<NARROW>_1): New.
11601 (atomic_compare_and_swap<SIDI>_1): New.
11602 (atomic_exchange<QHSD>): New.
11603 (cas_cmp_operand, cas_cmp_str): New.
11604 (atomic_op_operand, atomic_op_str): New.
11605 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
11606 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
11607 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
11608 (arm_load_exclusive<NARROW>): New.
11609 (arm_load_exclusivesi, arm_load_exclusivedi): New.
11610 (arm_store_exclusive<QHSD>): New.
11612 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
11614 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
11615 reload patterns if -mvsx-scalar-memory.
11617 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
11618 generated, even -mno-vsx-scalar-double was used.
11619 (vsx_xscvdpsp_scalar): Likewise.
11620 (vsx_xscvspdp_scalar2): Likewise.
11622 2012-01-09 Tom de Vries <tom@codesourcery.com>
11623 Andrew Pinski <apinski@cavium.com>
11626 * reorg.c (fill_slots_from_thread): Don't speculate
11627 frame-related insns.
11629 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
11631 * sched-int.h (bb_note): Move to...
11632 * basic-block.h: ...here.
11633 * haifa-sched.c (bb_note): Move to...
11634 * cfgrtl.c: ...here.
11635 * function.c (next_block_for_reg): New function.
11636 (move_insn_for_shrink_wrap): Likewise.
11637 (prepare_shrink_wrap): Rewrite to use the above.
11639 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
11641 * gimple.c (is_gimple_non_addressable): Remove.
11642 * gimple.h: Remove is_gimple_non_addressable.
11643 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
11644 is_gimple_non_addressable.
11645 * trans-mem.c (expand_assign_tm): Same.
11647 2012-01-09 Richard Guenther <rguenther@suse.de>
11649 PR tree-optimization/51775
11650 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
11651 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
11653 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
11655 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
11657 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
11659 2012-01-09 Richard Guenther <rguenther@suse.de>
11661 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
11663 2012-01-08 Jan Hubicka <jh@suse.cz>
11665 PR tree-optimize/51680
11666 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
11667 on when known_vals needs to be computed; cleanup.
11669 2012-01-08 Jan Hubicka <jh@suse.cz>
11671 PR tree-optimize/51694
11672 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
11674 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
11676 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
11677 for -std=c++98 and -std=c++11 too.
11679 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
11681 * cfgloop.c (cancel_loop): Add free() of bbs array.
11683 2012-01-07 Jan Hubicka <jh@suse.cz>
11685 PR tree-optimization/51600
11686 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
11687 that benefits small functions.
11689 2012-01-07 Jan Hubicka <jh@suse.cz>
11691 * ipa-inline.c (want_inline_small_function_p): Fix formating.
11693 2012-01-07 Jan Hubicka <jh@suse.cz>
11695 PR tree-optimization/51680
11696 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
11697 whose inlining reduce unit size.
11699 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
11702 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
11703 Add canonical node to containing_mem chain after the non-canonical
11704 one, even if there weren't any locs to propagate.
11705 (remove_useless_values): Keep only canonical values.
11706 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
11707 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
11708 canonicalize mem_chain elements that are not discarded.
11710 2012-01-06 Jakub Jelinek <jakub@redhat.com>
11713 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
11714 before emitting functions.
11716 PR gcov-profile/50127
11717 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
11718 clear_aux_for_blocks.
11720 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
11723 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
11725 2012-01-06 Arnaud Charlet <charlet@adacore.com>
11727 * c-decl.c (ext_block): Moved up.
11728 (collect_all_refs, for_each_global_decl): Take ext_block into account.
11730 2012-01-06 Han Shen <shenhan@google.com>
11732 Translate built-in include paths for sysroot.
11733 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
11734 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
11736 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
11737 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
11739 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
11740 control whether sysroot should be prepended to gxx include dir.
11742 * configure: Regenerate.
11744 2012-01-06 Torvald Riegel <triegel@redhat.com>
11746 PR rtl-optimization/51771
11747 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
11748 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
11750 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
11752 PR tree-optimization/51315
11753 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
11754 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
11756 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
11759 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
11760 for shrp pattern. Correctly handle and fixup shift variable.
11761 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
11763 2012-01-05 Jakub Jelinek <jakub@redhat.com>
11766 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
11767 note when !ACCUMULATE_OUTGOING_ARGS.
11769 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
11771 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
11773 (extract_range_from_unary_expr_1): Avoid useless computations.
11775 2012-01-05 Jakub Jelinek <jakub@redhat.com>
11777 PR rtl-optimization/51767
11778 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
11779 of jump_block and add an extra edge for degenerated asm gotos.
11781 PR middle-end/51768
11782 * stmt.c (check_unique_operand_names): Don't ICE during error
11783 reporting if i is from labels chain.
11785 PR middle-end/44777
11786 * profile.c (branch_prob): Split bbs that have exit edge
11787 and need a fake entry edge too.
11789 2012-01-05 Jan Hubicka <jh@suse.cz>
11791 PR middle-end/49710
11792 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
11795 2012-01-05 Richard Guenther <rguenther@suse.de>
11798 * tree-streamer-out.c (write_ts_optimization): New function.
11799 (streamer_write_tree_body): Call it.
11800 * tree-streamer-in.c (lto_input_ts_optimization): New function.
11801 (streamer_read_tree_body): Call it.
11802 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
11804 2012-01-05 Jakub Jelinek <jakub@redhat.com>
11806 PR middle-end/51761
11807 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
11808 * gimplify.c (gimplify_cleanup_point_expr): Save and set
11809 in_cleanup_point_expr before gimplify_stmt call and restore it
11811 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
11812 in_cleanup_point_expr is false.
11814 2012-01-05 Richard Guenther <rguenther@suse.de>
11816 PR middle-end/51764
11817 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
11819 * toplev.c (process_options): Reject combining mudflap and LTO.
11820 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
11822 2012-01-05 Richard Guenther <rguenther@suse.de>
11824 PR tree-optimization/51760
11825 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
11827 (bit_value_unop): Handle UNDEFINED operands.
11828 (bit_value_binop): Likewise.
11830 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
11832 * config/avr/avr.c (avr_replace_prefix): Remove.
11833 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
11834 (avr_asm_function_rodata_section): Ditto.
11835 (avr_asm_select_section): Ditto.
11837 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
11839 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
11842 2012-01-05 Jakub Jelinek <jakub@redhat.com>
11845 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
11846 calls that have any non-fake successor edges.
11849 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
11851 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
11853 PR tree-optimization/51624
11854 * tree-sra.c (build_ref_for_model): When replicating a chain of
11855 COMPONENT_REFs, stop as soon as the offset would become negative.
11857 2012-01-04 Jakub Jelinek <jakub@redhat.com>
11860 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
11861 in .debug_loc on the floor.
11863 2012-01-04 Andrew Pinski <apinski@cavium.com>
11865 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
11867 2012-01-04 Andrew Pinski <apinski@cavium.com>
11868 Adam Nemet <anemet@caviumnetworks.com>
11870 * config/mips/mips.md (size): Add SI and DI.
11871 (SIZE): New mode attribute.
11872 (U): New code attribute.
11873 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
11874 (mips_lbux_<mode>): Delete.
11875 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
11876 (mips_lhx): Use gen_mips_lhx_extsi.
11877 (mips_lhx_<mode>): Delete.
11878 (mips_lwx): Delete.
11879 (mips_l<size>x): New expand.
11880 (mips_lwx_<mode>): Delete.
11881 (mips_l<GPR:size>x_<P:mode>): New pattern.
11882 (*mips_lw<u>x_<P:mode>_ext): Likewise.
11883 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
11884 * config/mips/mips.c (mips_lx_address_p): New function.
11885 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
11886 (dsp64): New availability predicate.
11887 (mips_builtins): Add an entry for __builtin_mips_ldx.
11888 * config/mips/mips.h (ISA_HAS_LBX): New define.
11889 (ISA_HAS_LBUX): Likewise.
11890 (ISA_HAS_LHX): Likewise.
11891 (ISA_HAS_LHUX): Likewise.
11892 (ISA_HAS_LWX): Likewise.
11893 (ISA_HAS_LWUX): Likewise.
11894 (ISA_HAS_LDX): Likewise.
11895 * doc/extend.texi (__builtin_mips_ldx): Document.
11897 2012-01-04 Tristan Gingold <gingold@adacore.com>
11899 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
11900 when long pointers are used.
11901 * config.build (*-*-*vms*): Handle all OpenVMS targets.
11902 (alpha64-dec-*vms*, alpha*-dec-*vms*)
11903 (ia64-hp-*vms*): Remove.
11904 * config/vms/xm-vms64.h: Delete.
11906 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
11908 PR middle-end/51472
11909 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
11911 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
11913 * opts.c (finish_options): Remove duplicate sorry.
11915 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
11917 PR middle-end/51696
11918 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
11921 2012-01-04 Richard Guenther <rguenther@suse.de>
11923 PR middle-end/51750
11924 * tree.c (size_low_cst): New function.
11925 * tree.h (size_low_cst): Declare.
11926 * fold-const.c (fold_comparison): Use it to extract the low
11927 part of the POINTER_PLUS_EXPR offset.
11929 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
11931 Fix clearing ZERO_REG
11932 * config/avr/avr.md (cc): Add alternative "ldi".
11933 (movqi_insn): Use it in cc attribute.
11934 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
11935 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
11936 (output_reload_insisf): Use ZERO_REG to pre-clear register.
11938 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11940 * configure: Regenerate.
11942 2012-01-04 Richard Guenther <rguenther@suse.de>
11944 PR tree-optimization/49651
11945 * tree-ssa-structalias.c (type_can_have_subvars): New function.
11946 (var_can_have_subvars): Use it.
11947 (get_constraint_for_1): Only consider subfields if there can be any.
11949 2012-01-03 Jakub Jelinek <jakub@redhat.com>
11952 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
11953 to its new canonical_cselib_val and the cselib_val was in
11954 first_containing_mem chain, but the canonical_cselib_val was not,
11955 add the latter into the chain.
11956 (cselib_invalidate_mem): Compare canonical_cselib_val of
11957 addr_list chain elt with v.
11960 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
11961 dwarf2out_undef): Allocate e.info using ggc_strdup instead
11963 (output_macinfo_op): Don't ggc_strdup fd->filename.
11964 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
11965 then ggc_strdup it. Don't free inc->info or cur->info.
11966 (output_macinfo): Don't free ref->info or file->info.
11968 2012-01-03 Ira Rosen <irar@il.ibm.com>
11970 PR tree-optimization/51269
11971 * tree-vect-loop-manip.c (set_prologue_iterations): Make
11972 first_niters a pointer.
11973 (slpeel_tree_peel_loop_to_edge): Likewise.
11974 (vect_do_peeling_for_loop_bound): Update call to
11975 slpeel_tree_peel_loop_to_edge.
11976 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
11977 here. Remove it from the parameters list.
11978 (vect_do_peeling_for_alignment): Update calls and compute
11979 wide_prolog_niters.
11981 2012-01-03 Richard Guenther <rguenther@suse.de>
11983 PR tree-optimization/51070
11984 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
11985 Properly handle calls.
11987 2012-01-03 Richard Guenther <rguenther@suse.de>
11989 PR tree-optimization/51692
11990 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
11991 the LHS of allocation stmts.
11993 2012-01-03 Olivier Hainque <hainque@adacore.com>
11995 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
11997 2012-01-03 Olivier Hainque <hainque@adacore.com>
11999 * collect2.c (main): In AIX specific computations for vector
12000 insertions, use CONST_CAST2 to cast from char ** to const char **.
12002 2012-01-03 Richard Guenther <rguenther@suse.de>
12005 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
12006 the context of a limbo DIE when it does not already exist.
12008 2012-01-03 Jakub Jelinek <jakub@redhat.com>
12010 PR tree-optimization/51719
12011 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
12012 but direct call is, clear direct call's lhs and don't add fallthrough
12013 edge from dcall_bb to join_bb and PHIs.
12015 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12017 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
12018 the instructions emitted by the pattern.
12019 ("*TDC_insn_<mode>"): Add comment.
12021 2012-01-03 Richard Guenther <rguenther@suse.de>
12023 PR middle-end/51730
12024 * fold-const.c (fold_comparison): Properly canonicalize
12025 tree offset and HOST_WIDE_INT bit position.
12027 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
12029 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
12030 operands for extzv pattern.
12032 2012-01-02 Jakub Jelinek <jakub@redhat.com>
12035 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
12038 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
12040 * doc/invoke.texi (-flto and related options): Copy-edit.
12042 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
12044 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
12046 2012-01-02 Jakub Jelinek <jakub@redhat.com>
12048 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
12051 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
12053 * expr.h (move_by_pieces_ninsns): Declare.
12054 * expr.c (move_by_pieces_ninsns): Make external.
12055 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
12056 (mips_store_by_pieces_p): Likewise.
12057 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
12058 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
12059 * config/mips/mips.c (mips_move_by_pieces_p): New function.
12060 (mips_store_by_pieces_p): Likewise.
12062 2012-01-02 Jakub Jelinek <jakub@redhat.com>
12064 * passes.c (register_one_dump_file): Free full_name.
12066 * reload1.c (reload): Don't allocate reg_max_ref_width here.
12067 (calculate_elim_costs_all_insns): Free offsets_at and
12068 offsets_known_at at the end and clear the pointers.
12070 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
12072 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
12073 this option introduced in r180739.
12075 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
12078 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
12079 (tmake_file target=avr): Add avr/t-multilib.
12081 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
12082 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
12083 * config/avr/genmultilib.awk: New file.
12084 * config/avr/t-multilib: New auto-generated file.
12085 * config/avr/multilib.h: New auto-generated file.
12086 * config/avr/t-avr (AVR_MCUS): New variable.
12087 (genopt.sh): Use it.
12088 (s-mlib): Depend on t-multilib.
12089 (t-multilib, multilib.h): New dependencies.
12090 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
12091 (MULTILIB_OPTIONS): Remove.
12092 (MULTILIB_MATCHES): Remove.
12093 (MULTILIB_DIRNAMES): Remove.
12094 (MULTILIB_EXCEPTIONS): Remove:
12095 * config/avr/genopt.sh: Don't use hard coded file name;
12096 pass AVR_MCUS from t-avr instead.
12098 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
12100 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
12102 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
12104 Implement light-weight DImode support.
12105 * config/avr/avr-dimode.md: New file.
12106 * config/avr/avr.md: Include it.
12107 (adjust_len): Add plus64, compare64.
12108 (HIDI): Remove code iterator.
12109 (code_stdname): New code attribute.
12110 (rotx, rotsmode): Remove DI.
12111 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
12113 * config/avr/avr-protos.h (avr_have_dimode): New.
12114 (avr_out_plus64, avr_out_compare64): New.
12115 * config/avr/avr.c (avr_out_compare): Handle DImode.
12116 (avr_have_dimode): New variable definition and initialization.
12117 (avr_out_compare64, avr_out_plus64): New functions.
12118 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
12119 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
12120 (avr_compare_pattern): Skip DImode comparisons.
12122 2012-01-02 Revital Eres <revital.eres@linaro.org>
12124 * ddg.c (def_has_ccmode_p): New function.
12125 (add_cross_iteration_register_deps,
12126 create_ddg_dep_from_intra_loop_link): Call it.
12128 2012-01-02 Richard Guenther <rguenther@suse.de>
12131 * invoke.texi (fassociative-math): Remove spurious paranthesis.
12133 2012-01-01 Jakub Jelinek <jakub@redhat.com>
12135 * gcc.c (process_command): Update copyright notice dates.
12136 * gcov.c (print_version): Likewise.
12137 * gcov-dump.c (print_version): Likewise.
12138 * mips-tfile.c (main): Likewise.
12139 * mips-tdump.c (main): Likewise.
12141 2012-01-01 Ira Rosen <irar@il.ibm.com>
12143 PR tree-optimization/51704
12144 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
12145 a use is inside the basic block or loop before accessing its vect info.
12147 2012-01-01 Jan Hubicka <jhjh@suse.cz>
12149 PR rtl-optimization/51069
12150 * cfgloopmanip.c (remove_path): Removing path making irreducible
12151 region unconditional makes BB part of the region.
12153 2012-01-01 Jakub Jelinek <jakub@redhat.com>
12155 PR tree-optimization/51683
12156 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
12157 calls with side-effects.
12158 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
12160 Copyright (C) 2012 Free Software Foundation, Inc.
12162 Copying and distribution of this file, with or without modification,
12163 are permitted in any medium without royalty provided the copyright
12164 notice and this notice are preserved.