1 2012-02-20 Kai Tietz <ktietz@redhat.com>
4 * stor-layout.c (place_field): Handle desired_align for
7 2012-02-20 Richard Guenther <rguenther@suse.de>
9 PR tree-optimization/52298
10 * tree-vect-stmts.c (vectorizable_store): Properly use
11 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
13 (vectorizable_load): Likewise.
14 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
15 Access DR_STEP after ensuring it is not NULL.
17 2012-02-20 Jakub Jelinek <jakub@redhat.com>
19 PR tree-optimization/52286
20 * fold-const.c (fold_binary_loc): For (X & C1) | C2
21 optimization use double_int_to_tree instead of build_int_cst_wide,
22 rewrite to use double_int vars.
24 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
27 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
29 Remove -e 0 from $gcc_cv_ld invocation.
30 Only use __GLIBC_PREREQ if defined.
31 Enable on Solaris since Solaris 8 patch.
32 (gcc_SUN_LD_VERSION): New macro.
33 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
34 gcc_SUN_LD_VERSION for version number format.
35 * configure: Regenerate.
36 * varasm.c (get_elf_initfini_array_priority_section): Set
37 SECTION_NOTYPE for non-default priority.
38 Use get_section instead of get_unnamed_section to emit
39 .init_array/.fini_array with default priority.
41 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
43 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
44 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
45 (mips_start_unique_function, mips_output_mips16_rdhwr)
46 (mips_code_end): New functions.
47 (TARGET_ASM_CODE_END): Define.
49 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
51 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
52 to stubs with non-sibling calls.
54 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
56 * doc/invoke.texi (-fira-* options): Copy-edit.
57 (ira-* parameters): Copy-edit.
59 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
61 * doc/invoke.texi: Minor copy-edits to bring into conformance with
62 GCC coding conventions.
64 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
66 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
67 when used as adjectives.
69 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
71 * doc/invoke.texi: Clean up "that"/"which" confusion.
73 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
75 * system.h: Poison SMALL_REGISTER_CLASSES
76 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
77 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
79 2012-02-16 Jakub Jelinek <jakub@redhat.com>
81 PR tree-optimization/52285
82 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
83 when deciding if a call is a tail call or tail recursion.
85 2012-02-16 Kai Tietz <ktietz@redhat.com>
87 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
88 interger-constant displacement for UNSPEC_PCREL.
90 2012-02-16 Jakub Jelinek <jakub@redhat.com>
92 PR rtl-optimization/52208
93 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
94 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
96 PR tree-optimization/52255
97 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
98 loop->header has virtual PHI, but exit_e->dest doesn't, add
99 virtual PHI to exit_e->dest and adjust all uses after the loop.
102 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
103 children with clone_tree_hash, not after it.
105 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
107 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
108 extended identifiers.
110 2012-02-16 Jakub Jelinek <jakub@redhat.com>
113 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
114 a same_body_alias, also test whether e->callee isn't a former
115 or current clone of the decl this is a same body alias of.
118 * cgraphunit.c (verify_cgraph_node): Fix a typo.
120 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
122 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
124 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
127 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
128 force_reg instead of copy_to_reg for better optimization. Force
129 non-register or memory operands into a register.
131 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
133 * extend.texi: Reserve upper bits of memory model for future use.
135 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
136 Anatoly Sokolov <aesok@post.ru>
137 Eric Weddington <eric.weddington@atmel.com>
140 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
141 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
142 Rewrite initializers for .macro.
143 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
144 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
145 atxmega32d4, atxmega32x1.
146 avrxmega4: atxmega64a3, atxmega64d3.
147 avrxmega5: atxmega64a1, atxmega64a1u.
148 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
149 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
150 avrxmega7: atxmega128a1, atxmega128a1u.
151 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
152 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
153 (struct base_arch_s): Rename reserved to xmega_p.
154 Rename reserved2 to have_rampd.
155 (AVR_XMEGA): New define.
156 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
157 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
158 * config/avr/predicates.md (io_address_operand): Take into
160 (low_io_address_operand): Ditto.
161 (high_io_address_operand): Ditto.
162 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
163 (enabled, movhi_sp_r): Use them.
164 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
165 cpp_define_formatted to built-in define __AVR_ARCH__.
166 (__AVR_XMEGA__): New built-in define.
167 (__AVR_HAVE_RAMPD__): New built-in define.
168 (__AVR_HAVE_RAMPX__): New built-in define.
169 (__AVR_HAVE_RAMPY__): New built-in define.
170 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
172 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
173 (avr_option_override): Initialize them.
174 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
175 (avr_init_expanders): Initialize them. No more block several calls.
176 (emit_push_sfr): New static function.
177 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
179 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
180 (avr_print_operand): Print addreeses as symbols for
181 RAMPX, RAMPY, RAMPD, CCP.
182 (output_movhi): Handle AVR_XMEGA when writing to SP.
183 (avr_out_movhi_mr_r_xmega): New static function.
184 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
185 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
186 __RAMPD__, __CCP__ as needed.
188 * config/avr/multilib.h: Regenerate.
189 * config/avr/t-multilib: Regenerate.
190 * config/avr/avr-tables.opt: Regenerate.
192 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
194 PR tree-optimization/50561
195 * graphite-flattening.c (lst_project_loop): Do not
196 remove old scattering dimensions after flattening.
197 (lst_do_flatten): Likewise.
199 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
201 * doc/extend.texi (AVR Built-in Functions): Remove doc for
202 __builtin_avr_map8, __builtin_avr_map16.
203 Document __builtin_avr_insert_bits.
205 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
206 (insert_bits): New insn.
207 (adjust_len.map_bits): Rename to insert_bits.
208 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
209 * avr-protos.h (avr_out_map_bits): Remove.
210 (avr_out_insert_bits, avr_has_nibble_0xf): New.
211 * config/avr/constraints.md (Cxf,C0f): New.
212 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
213 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
214 New built-in define __BUILTIN_AVR_INSERT_BITS.
215 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
216 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
217 (avr_move_bits): Rewrite.
218 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
220 (avr_map_op_t): New typedef.
221 (avr_map_op): New static variable.
222 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
223 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
224 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
225 (bdesc_3arg, avr_expand_triop_builtin): New.
226 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
227 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
228 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
229 (avr_map_equal_p, avr_map_sig_p): Remove.
230 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
231 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
232 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
233 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
234 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
235 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
237 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
239 * config/c6x/c6x.md (reserve_cycles): New attribute.
240 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
241 don't reserve functional units after the branch occurs.
243 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
246 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
247 functions into non-tm_pure functions.
249 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
252 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
253 (iterative_hash_canonical_type): Likewise.
254 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
257 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
259 * haifa-sched.c (prune_ready_list): Ensure that if there is a
260 sched-group insn, it either remains alone or the entire list is
263 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
265 * doc/install.texi (Prerequisites): Fix grammar.
266 (Configuration): Likewise.
268 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
270 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
271 MPC as part of GCC before describing configuring with --with-gmp etc.
272 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
275 2012-02-14 Jakub Jelinek <jakub@redhat.com>
278 * dwarf2out.c (clone_tree_hash): New function.
279 (copy_decls_walk): Use it instead of clone_tree.
281 2012-02-14 Richard Guenther <rguenther@suse.de>
283 PR tree-optimization/52244
284 PR tree-optimization/51528
285 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
286 replacements for integral types.
288 2012-02-14 Walter Lee <walt@tilera.com>
290 * config.gcc: Handle tilegx and tilepro.
291 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
293 Add HAVE_AS_TLS check for tilegx and tilepro.
294 * configure: Regenerate.
295 * doc/contrib.texi: Add Mat Hostetter and self.
296 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
297 Document instruction intrinsics and network accessing intrinsics.
298 (TILEPro Built-in Functions): New node. Document instruction
299 intrinsics and network accessing intrinsics.
300 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
301 (Specific, tilepro-*-linux*): Likewise.
302 * doc/invoke.texi (TILE-Gx Options): New section.
303 (TILEPro Options): New section.
304 * doc/md.texi (TILE-Gx): New section.
305 (TILEPro): New section.
306 * common/config/tilegx/tilegx-common.c: New file.
307 * common/config/tilepro/tilepro-common.c: New file.
308 * config/tilegx/constraints.md: New file.
309 * config/tilegx/linux.h: New file.
310 * config/tilegx/mul-tables.c: New file.
311 * config/tilegx/predicates.md: New file.
312 * config/tilegx/sync.md: New file.
313 * config/tilegx/t-tilegx: New file.
314 * config/tilegx/tilegx-builtins.h: New file.
315 * config/tilegx/tilegx-c.c: New file.
316 * config/tilegx/tilegx-generic.md: New file.
317 * config/tilegx/tilegx-modes.def: New file.
318 * config/tilegx/tilegx-multiply.h: New file.
319 * config/tilegx/tilegx-protos.h: New file.
320 * config/tilegx/tilegx.c: New file.
321 * config/tilegx/tilegx.h: New file.
322 * config/tilegx/tilegx.md: New file.
323 * config/tilegx/tilegx.opt: New file.
324 * config/tilepro/constraints.md: New file.
325 * config/tilepro/gen-mul-tables.cc: New file.
326 * config/tilepro/linux.h: New file.
327 * config/tilepro/mul-tables.c: New file.
328 * config/tilepro/predicates.md: New file.
329 * config/tilepro/t-tilepro: New file.
330 * config/tilepro/tilepro-builtins.h: New file.
331 * config/tilepro/tilepro-c.c: New file.
332 * config/tilepro/tilepro-generic.md: New file.
333 * config/tilepro/tilepro-modes.def: New file.
334 * config/tilepro/tilepro-multiply.h: New file.
335 * config/tilepro/tilepro-protos.h: New file.
336 * config/tilepro/tilepro.c: New file.
337 * config/tilepro/tilepro.h: New file.
338 * config/tilepro/tilepro.md: New file.
339 * config/tilepro/tilepro.opt: New file.
341 2012-02-14 Jakub Jelinek <jakub@redhat.com>
343 PR tree-optimization/52210
344 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
345 vect_model_simple_cost with two entry vect_def_type array instead
348 2012-02-14 Richard Guenther <rguenther@suse.de>
351 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
352 Do not stream DECL_QUALIFIER.
353 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
354 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
355 (find_decls_types_r): Do not walk DECL_QUALIFIER.
357 2012-02-14 Jakub Jelinek <jakub@redhat.com>
360 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
363 2012-02-13 Jakub Jelinek <jakub@redhat.com>
366 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
367 * cselib.c (cselib_subst_to_values_from_insn): New function.
368 * sched-deps.c (add_insn_mem_dependence,
369 sched_analyze_1, sched_analyze_2): Use it.
371 2012-02-13 Jan Hubicka <jh@suse.cz>
374 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
376 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
378 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
379 (GTM_SELF_SPECS): Define if not already defined.
380 (driver_self_specs): Add GTM_SELF_SPECS.
381 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
382 (GTM_SELF_SPECS): Define.
383 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
384 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
386 2012-02-13 Jakub Jelinek <jakub@redhat.com>
388 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
391 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is
395 * omp-low.c (expand_omp_for): If a static schedule without
396 chunk size has NULL region->cont, force fd.chunk_size to be
399 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
402 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
404 2012-02-13 Richard Guenther <rguenther@suse.de>
407 * passes.c (enable_disable_pass): Fix typo.
409 2012-02-13 Jakub Jelinek <jakub@redhat.com>
412 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
413 XOR for reduce_bit_field if type is unsigned.
415 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
417 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
418 disallow changes from SFmode to mode with different size in FP regs.
420 2012-02-12 Robert Millan <rmh@gnu.org>
421 Gerald Pfeifer <gerald@pfeifer.com>
423 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
426 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
428 PR rtl-optimization/52175
429 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
430 to frame-related instructions.
432 2012-02-10 Jason Merrill <jason@redhat.com>
435 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
436 (demangle_new_symbols): Fill it.
437 (scan_linker_output): Walk it.
438 (start_tweaking): Split out from scan_linker_output.
439 (maybe_tweak): Update sym->chosen.
440 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
442 2012-02-11 Jakub Jelinek <jakub@redhat.com>
445 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use
448 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
450 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
451 having the same mode as previous compare.
453 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
455 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
456 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
457 (nonlocal_goto_internal): Likewise.
458 (nonlocal_goto): Emit a use and an indirect jump directly.
460 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
463 * doc/extend.texi : Update comments for __atomic_compare_exchange and
464 __atomic_{is,always}_lock_free.
466 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
469 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
470 negative constant address for x32.
472 2012-02-10 Richard Henderson <rth@redhat.com>
474 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
475 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
476 for GIMPLE_TRANSACTION. Tidy if's into a switch.
478 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
479 Ira Rosen <irar@il.ibm.com>
481 PR tree-optimization/50031
482 * targhooks.c (default_builtin_vectorization_cost): Handle
484 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
485 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
486 all types of reduction and pattern statements.
487 (vect_estimate_min_profitable_iters): Likewise.
488 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
489 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
490 for explicit realigns.
491 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
492 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
494 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
495 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
496 vec_perm for VSX and handle vec_promote_demote.
498 2012-02-10 Jakub Jelinek <jakub@redhat.com>
501 * builtins.c (fold_builtin_atomic_always_lock_free,
502 expand_builtin_atomic_always_lock_free,
503 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
504 Return and/or test boolean_true_node/boolean_false_node instead of
505 integer_one_node/integer_zero_node.
507 2012-02-10 Jan Hubicka <jh@suse.cz>
510 * predict.c (predict_paths_for_bb): Prevent looping.
511 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
513 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
515 * config/arm/arm.c (output_move_double): In one case properly
516 count number of instructions that will be emitted.
518 2012-02-10 Richard Guenther <rguenther@suse.de>
521 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
523 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
526 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
528 2012-02-09 Jakub Jelinek <jakub@redhat.com>
531 * var-tracking.c (emit_note_insn_var_location): If
532 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
533 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
534 non-NOTE_DURING_CALL_P insn.
536 2012-02-09 Bin Cheng <bin.cheng@arm.com>
539 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
541 2012-02-08 Magnus Granberg <zorry@gentoo.org>
544 * gcc.c (switch_matches) Support switches with separated form,
547 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
549 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
552 * config/avr/avr.c (avr_addr_t): New typedef.
553 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
554 (avr_init_expanders): Initialize it.
555 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
557 (expand_epilogue): Ditto.
558 (avr_print_operand): Ditto.
559 (avr_file_start): Ditto.
560 (avr_emit_movmemhi): Ditto.
562 2012-02-08 Richard Guenther <rguenther@suse.de>
564 PR tree-optimization/46886
565 * tree-flow.h (do_while_loop_p): Declare.
566 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
567 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
569 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
571 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
572 always succeed for integers larger than a native word.
574 2012-02-08 Richard Guenther <rguenther@suse.de>
576 PR rtl-optimization/52170
577 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
578 properly handle integer vector modes.
580 2012-02-08 Jakub Jelinek <jakub@redhat.com>
582 PR gcov-profile/52150
583 * coverage.c: Include target.h.
584 (build_var): Call targetm.strip_name_encoding on the assembler name.
585 Change one _ into . or $ if the target allows it.
586 * Makefile.in (coverage.o): Depend on $(TARGET_H).
588 PR rtl-optimization/52139
589 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
590 is a BARRIER after emit_insn_after_noloc, move BB_END
591 to the last non-BARRIER insn before it.
593 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
596 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
597 (mips_gimplify_va_arg_expr): Call it instead of
598 std_gimplify_va_arg_expr.
600 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
602 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
603 message for -mno-pointers-to-nested-function.
605 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
608 * expr.c (get_inner_reference): If there is an offset, add a negative
609 bit position to it (if any).
611 2012-02-07 Jakub Jelinek <jakub@redhat.com>
613 PR rtl-optimization/52060
614 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
615 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
616 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
617 and/or i0src_copy2 when needed.
619 2012-02-07 Jakub Jelinek <jakub@redhat.com>
621 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
622 or LTOPLUGINSONAME if have_c.
624 * config/freebsd-spec.h: Add comment about what macros can be defined
626 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
627 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
630 2012-02-07 Richard Guenther <rguenther@suse.de>
632 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
633 newline in -alias dumps.
635 2012-02-07 Kai Tietz <ktietz@redhat.com>
636 Dave Korn <dave.korn.cygwin@gmail.com>
639 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
640 Take care that typinfo gets dllexport-attribute.
642 2012-02-07 Jakub Jelinek <jakub@redhat.com>
645 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
646 if modifier < EXPAND_SUM call force_operand on the result.
648 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
650 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
651 adding __forwarder_dst__ prefix if a forwarder_section attribute is
653 (epiphany_function_type): Replace types for specific interrupts with
654 EPIPHANY_FUNCTION_INTERRUPT.
655 (EPIPHANY_INTERRUPT_P): Update.
656 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
658 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
659 <disinterrupt>: Affects type identity.
660 (epiphany_handle_interrupt_attribute): Handle variable number of
662 (epiphany_compute_function_type): Update for new
663 epiphany_function_type definition.
664 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
665 handlers with a longcall forwarder.
666 (epiphany_start_function): Handle multiple interrupt arguments and/or
667 forwarder_section attribute.
669 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
672 2012-02-07 Alan Modra <amodra@gmail.com>
675 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
678 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
680 PR tree-optimization/50969
681 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
682 use vec_perm rather than vector_stmt.
683 (vect_model_load_cost): Likewise.
684 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
685 vec_perm to be the same as other vector statements.
686 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
687 cost of vec_perm for TARGET_VSX.
689 2012-02-06 Richard Guenther <rguenther@suse.de>
691 PR tree-optimization/52115
692 * tree-sra.c (access_has_replacements_p): New function.
693 (sra_modify_assign): Use it to decide whether a use is uninitialized.
695 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
698 * trans-mem.c (expand_call_tm): Add an assertion.
699 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
702 2012-02-06 Richard Guenther <rguenther@suse.de>
704 PR tree-optimization/50955
705 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
706 raise cost of expressions that replace an address with an
707 expression based on a different pointer.
709 2012-02-06 Jakub Jelinek <jakub@redhat.com>
712 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
713 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
715 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
718 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
719 -Weffc++ and specify guidelines come from second edition.
721 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
723 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
724 (sibcall_value_multiple_internal, call_split, call_internal_direct)
725 (call_direct_split, call_value_split, call_value_internal_direct)
726 (call_value_direct_split, call_value_multiple_split): Use jal and
727 jal_macro attributes.
729 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
731 * reload1.c (reload_regs_reach_end_p): Replace with...
732 (reload_reg_rtx_reaches_end_p): ...this function.
733 (new_spill_reg_store): Update commentary.
734 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
735 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
736 before setting new_spill_reg_store.
737 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
738 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
739 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
740 for non-spill reload registers.
742 2012-02-05 Ira Rosen <irar@il.ibm.com>
744 PR tree-optimization/52091
745 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
746 (vect_is_simple_use_1): Likewise.
747 * tree-vect-loop.c (vectorizable_reduction): Update calls
748 to vect_is_simple_use_1 and vect_is_simple_use.
749 (vectorizable_live_operation): Likewise.
750 * tree-vect-patterns.c (widened_name_p,
751 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
752 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
753 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
754 vectorizable_shift,vectorizable_operation, vectorizable_store,
755 vectorizable_load): Likewise.
756 (vect_is_simple_cond): Add an argument, pass it to
757 vect_is_simple_use_1.
758 (vectorizable_condition): Update calls to vect_is_simple_cond,
760 (vect_is_simple_use): Add an argument, the statement in which
761 OPERAND is used. Check that if OPERAND's def stmt is a double
762 reduction phi node, the use is a phi node too.
763 (vect_is_simple_use_1): Add an argument, pass it to
765 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
766 to vect_is_simple_use.
768 2012-02-04 Jakub Jelinek <jakub@redhat.com>
770 PR rtl-optimization/52095
771 * modulo-sched.c (dump_insn_locator): New function.
772 (loop_canon_p, sms_schedule): Use it.
774 PR rtl-optimization/52113
775 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
776 even for decomposable shift/zext insns.
778 2012-02-03 Jakub Jelinek <jakub@redhat.com>
779 Zdenek Dvorak <ook@ucw.cz>
781 PR rtl-optimization/52092
782 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
783 on get_iv_value result.
785 2012-02-02 Andrew Pinski <apinski@cavium.com>
789 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
791 2012-02-02 Jakub Jelinek <jakub@redhat.com>
794 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
796 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
798 PR rtl-optimization/49800
799 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
800 (sched_finish): Call regstat_free_n_sets_and_refs.
802 2012-02-02 Jia Liu <proljc@gmail.com>
804 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
807 2012-02-02 Jan Hubicka <jh@suse.cz>
808 Tom de Vries <tom@codesourcery.com>
811 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
812 * varpool.c (varpool_analyze_pending_decls): Likewise.
814 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
815 Jayant R Sonar <jayant.sonar@kpitcummins.com>
817 * config.gcc: Add cr16-* support.
819 * doc/extend.texi: Document cr16 extensions.
820 * doc/install.texi: Document cr16 install.
821 * doc/invoke.texi: Document cr16 options.
822 * doc/md.texi: Document cr16 constraints.
824 * common/config/cr16/cr16-common.c: New file.
825 * config/cr16/cr16.c: New file.
826 * config/cr16/cr16.h: New file.
827 * config/cr16/cr16.md: New file.
828 * config/cr16/cr16.opt: New file.
829 * config/cr16/cr16-protos.h: New file.
830 * config/cr16/predicates.md: New file.
831 * config/cr16/constraints.md: New file.
832 * config/cr16/t-cr16: New file.
834 2012-02-02 Jakub Jelinek <jakub@redhat.com>
837 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
838 that operands[2] is either immediate, or q_regs_operand.
840 PR tree-optimization/52073
841 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
842 a pattern stmt for pattern uses, ignore uses outside of the loop.
844 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
846 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
847 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
848 (OUT_AS1, OUT_AS2): Remove.
850 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
852 PR rtl-optimization/51374
853 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
854 to cross other volatile_refs_p insns.
856 2012-02-01 Richard Guenther <rguenther@suse.de>
858 * doc/invoke.texi (fno-inline): Clarify documentation.
859 (finline-small-functions): Likewise.
860 (finline-functions): Likewise.
861 * common.opt (finline): Adjust comment and documentation.
862 (finline-small-functions): Clarify documentation.
863 (finline-functions): Likewise.
864 (finline-functions-called-once): Likewise.
866 2012-02-01 Tristan Gingold <gingold@adacore.com>
868 * c-typeck.c (composite_type): Keep mode for pointers.
870 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
872 * function.h (regno_reg_rtx): Adjust comment.
873 * reginfo.c (init_reg_modes_target): Only use the previous mode
874 if it fits within one register. Remove MIPS comment.
876 2012-01-31 Jakub Jelinek <jakub@redhat.com>
879 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
881 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
883 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
886 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
888 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
890 2012-01-31 Jakub Jelinek <jakub@redhat.com>
895 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
897 2012-01-31 Richard Guenther <rguenther@suse.de>
899 PR tree-optimization/51528
900 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
903 2012-01-31 Jakub Jelinek <jakub@redhat.com>
908 * ree.c (add_removable_extension): Change def_map argument
909 to unsigned *, store in def_map 1 + offset into *insn_list vector
910 instead of pointers into the vector.
911 (find_removable_extensions): Adjust caller.
913 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
915 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
916 Transform all "* quoted-c-code" to { c-code }.
917 Remove redundant test for "optimize" in combine patterns.
918 Move (include "avr-dimode.md") to end of file.
920 2012-01-30 Bin Cheng <bin.cheng@arm.com>
923 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
924 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
926 2012-01-30 Richard Guenther <rguenther@suse.de>
928 PR tree-optimization/52028
929 * tree-loop-distribution.c (ldist_gen): Properly update
932 2012-01-30 Jakub Jelinek <jakub@redhat.com>
935 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
936 set_cur_line_info_table if not emitting debug info.
938 PR tree-optimization/52046
939 * tree-vect-patterns.c (check_bool_pattern): Give up if
940 a comparison could throw.
943 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
945 2012-01-30 Richard Guenther <rguenther@suse.de>
947 PR tree-optimization/52045
948 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
949 SSA form if cfgcleanup did anything.
951 2012-01-30 Richard Guenther <rguenther@suse.de>
953 PR tree-optimization/52045
954 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
955 before computing final todo.
957 2012-01-30 Richard Guenther <rguenther@suse.de>
959 PR tree-optimization/51528
960 * tree-sra.c (sra_modify_assign): Re-factor in preparation
963 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
965 * df-problems.c (df_kill_notes): Check that the use refers
966 to the note under examination.
968 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
971 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
972 parameter and use short-lived pseudos.
973 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
974 (sparc_expand_vector_init): Const-ify local variables and adjust
975 calls to above functions.
977 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
979 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
981 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
983 * doc/invoke.texi: Make usage of "compile time" and
984 "run time"/"runtime" consistent throughout the file.
986 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
988 * config/alpha/alpha.c (alpha_option_override): Default to
989 full IEEE compliance mode for Go language.
991 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
993 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
994 (LINK_SSP_SPEC): Define.
996 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
999 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
1002 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
1004 * doc/invoke.texi: Correct hyphenation of "floating point",
1005 "double precision", and related terminology throughout the file.
1007 2012-01-28 Jakub Jelinek <jakub@redhat.com>
1010 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
1011 arm_general_register_operand predicate for operand 2 instead of
1014 2012-01-27 Ian Lance Taylor <iant@google.com>
1017 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
1018 * builtins.c (expand_builtin_init_trampoline): Add onstack
1019 parameter. Change caller.
1020 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
1021 * tree.c (build_common_builtin_nodes): Declare
1022 __builtin_init_heap_trampoline.
1024 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
1026 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
1027 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
1028 * config/avr/avr.c: Ditto.
1029 (avr_regnames): Remove because unused.
1030 * config/avr/avr.md (*cpse.ne): New peephole.
1031 (*cpse.eq): New peephole from former cpse peepholes.
1033 2012-01-27 Michael Eager <eager@eagercon.com>
1035 * config/microblaze.c (microblaze_emit_compare): Correct
1036 test after pcmp instruction.
1038 2012-01-27 Richard Guenther <rguenther@suse.de>
1040 PR tree-optimization/52020
1041 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
1043 2012-01-27 Richard Guenther <rguenther@suse.de>
1045 * ipa-pure-const.c (check_stmt): Clobbers do not make a
1046 function non-const/pure.
1048 2012-01-27 Richard Guenther <rguenther@suse.de>
1050 PR tree-optimization/50444
1051 * tree-sra.c (build_ref_for_offset): Properly adjust the
1052 MEM_REF type for unaligned accesses.
1054 2012-01-27 Richard Guenther <rguenther@suse.de>
1056 PR tree-optimization/50444
1057 * expr.c (mem_ref_refers_to_non_mem_p): New function.
1058 (expand_assignment): Use it. Properly handle misaligned
1059 bases when expanding stores to component references.
1060 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
1063 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
1066 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
1067 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
1068 * tree-data-ref.c (find_data_references_in_loop): Make static.
1069 (compute_all_dependences): Change return type to bool. Bail out
1070 for too many datarefs in a loop. Move the hunk resetting the data
1071 dependences vector from ...
1072 (compute_data_dependences_for_loop): ... here. Account for
1073 compute_all_dependences returning false.
1074 (compute_data_dependences_for_bb): Likewise.
1075 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
1076 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
1078 2012-01-27 Richard Guenther <rguenther@suse.de>
1081 * expr.c (store_field): Use the alias-set of the scratch memory
1084 2012-01-27 Tom de Vries <tom@codesourcery.com>
1086 PR tree-optimization/51990
1087 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
1089 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
1091 2012-01-27 Jakub Jelinek <jakub@redhat.com>
1094 * var-tracking.c (reverse_op): Don't add any reverse operation
1095 if V already has any constant locations.
1097 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
1099 * doc/invoke.texi: Correct usage of "command line" (noun)
1100 vs "command-line" (adjective) throughout.
1102 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
1104 * doc/invoke.texi (Language Independent Options): Move
1105 -Wcoverage-mismatch blurb from here....
1106 (Warning Options): ...to here.
1108 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
1110 * config/rs6000/rs6000.c (rs6000_option_override_internal):
1111 Set rs6000_always_hint to false for 476.
1113 2012-01-27 Matthias Klose <doko@ubuntu.com>
1115 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
1117 * incpath.c (add_standard_paths): Likewise.
1119 2012-01-27 Richard Henderson <rth@redhat.com>
1121 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
1122 * config/m68k/sync.md (atomic_test_and_set): Rename from
1123 sync_test_and_setqi and adjust the operands.
1124 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
1125 and unconditionally enable.
1127 2012-01-27 Richard Henderson <rth@redhat.com>
1129 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
1130 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
1131 (ldstub): Rename from ldstubqi.
1132 (ldstub<I24MODE>): Remove.
1134 2012-01-27 Richard Henderson <rth@redhat.com>
1136 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
1137 * c-cppbuiltin.c (cpp_atomic_builtins): Define
1138 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
1139 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
1140 * doc/tm.texi: Rebuild.
1142 2012-01-27 Richard Henderson <rth@redhat.com>
1144 * optabs.c (gen_atomic_test_and_set): Remove default.
1145 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
1147 2012-01-26 Jakub Jelinek <jakub@redhat.com>
1149 PR rtl-optimization/51978
1150 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
1151 (combine_reaching_defs): Likewise.
1152 (struct re_info): Remove.
1153 (add_removable_extension): Remove x and data arguments,
1154 add insn, insn_list and def_map. Use the arguments directly
1155 instead of using struct re_info.
1156 (find_removable_extensions): Don't call add_removable_extension
1157 through note_stores, instead just call it with single_set
1159 (find_and_remove_re): Pass curr_cand->expr instead of
1160 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
1162 2012-01-26 Michael Matz <matz@suse.de>
1164 PR tree-optimization/46590
1165 * cfgexpand.c: Revert last change (r183305).
1166 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
1168 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
1169 checking for emptiness.
1171 2012-01-26 Jakub Jelinek <jakub@redhat.com>
1174 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
1175 non-addressable non-BLKmode base correctly.
1177 2012-01-26 Michael Matz <matz@suse.de>
1179 PR tree-optimization/48794
1180 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
1181 regions referenced from RESX/EH_DISPATCH.
1183 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1185 * config/s390/s390.h: Make BRANCH_COST an option.
1186 * config/s390/s390.opt: New option -mbranch-cost.
1188 2012-01-26 Richard Henderson <rth@redhat.com>
1190 Revert 2012-01-24 change:
1191 * trans-mem.c (requires_barrier): Do not instrument thread local
1192 variables and emit save/restore for them.
1194 2012-01-25 Jakub Jelinek <jakub@redhat.com>
1197 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
1200 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
1202 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
1205 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
1208 Rename __pgm to __flash.
1209 Rename __pgm1 to __flash1.
1210 Rename __pgm2 to __flash2.
1211 Rename __pgm3 to __flash3.
1212 Rename __pgm4 to __flash4.
1213 Rename __pgm5 to __flash5.
1214 Rename __pgmx to __memx.
1215 * doc/extend.texi (AVR Named Address Spaces)
1216 Rename address space names as indicated above.
1217 * config/avr/avr.c (avr_addrspace): Ditto.
1219 * config/avr/avr-protos.h
1220 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
1221 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
1222 * config/avr/predicates.md: Ditto.
1223 * config/avr/avr.c Ditto, and
1224 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
1225 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
1227 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
1228 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
1229 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
1230 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
1231 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
1232 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
1233 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
1234 * config/avr/avr.c: Ditto.
1235 * config/avr/avr.md: Ditto.
1237 2012-01-25 Jason Merrill <jason@redhat.com>
1240 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
1242 2012-01-25 Jakub Jelinek <jakub@redhat.com>
1244 PR tree-optimization/51987
1245 * tree-data-ref.c (get_references_in_stmt): Handle references in
1246 non-volatile GIMPLE_ASM.
1248 2012-01-25 Richard Guenther <rguenther@suse.de>
1250 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
1251 bases are dereferenced.
1253 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
1255 PR rtl-optimization/48374
1256 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
1258 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
1260 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
1261 compute_data_dependences_for_loop returns false.
1262 * tree-parloops.c (loop_parallel_p): Likewise.
1264 2012-01-25 Richard Guenther <rguenther@suse.de>
1266 * tree.h (get_pointer_alignment_1): Declare.
1267 * builtins.c (get_pointer_alignment_1): New function.
1268 (get_pointer_alignment): Use it.
1270 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1272 PR rtl-optimization/48308
1273 * combine.c (enum undo_kind): Add UNDO_LINKS.
1274 (struct undo): Add member l to other_contents and where.
1275 (do_SUBST_LINK): New.
1277 (try_combine): Handle LOG_LINKS for the dummy i1 case.
1278 (undo_all): Handle UNDO_LINKS.
1280 2012-01-25 Richard Henderson <rth@redhat.com>
1282 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
1285 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
1287 * optabs.c (gen_atomic_test_and_set): Use each argument.
1289 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
1291 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
1292 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
1293 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
1294 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
1295 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
1296 TARGET_PAIRED_SINGLE_FLOAT.
1298 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
1300 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
1301 (in_struct, return_val): Remove MEM documentation.
1302 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
1303 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
1304 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
1306 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
1307 * cfgexpand.c (add_alias_set_conflicts): Likewise.
1308 * expr.c (store_field): Likewise.
1309 * function.c (assign_stack_temp_for_type): Likewise.
1310 * ifcvt.c (noce_try_cmove_arith): Likewise.
1311 * reload1.c (reload): Likewise.
1312 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
1313 (alpha_set_memflags): Likewise.
1314 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
1316 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
1318 * rtl.h (true_dependence, canon_true_dependence): Remove varies
1320 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
1321 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
1322 (true_dependence_1, true_dependence, canon_true_dependence): Remove
1324 * cselib.c (cselib_rtx_varies_p): Delete.
1325 (cselib_invalidate_mem): Update call to canon_true_dependence.
1326 * dse.c (record_store, check_mem_read_rtx): Likewise.
1327 (scan_reads_nospill): Likewise.
1328 * cse.c (check_dependence): Likewise.
1329 (cse_rtx_varies_p): Delete.
1330 * expr.c (safe_from_p): Update call to true_dependence.
1331 * ira.c (validate_equiv_mem_from_store): Likewise.
1332 (memref_referenced_p): Likewise.
1333 * postreload-gcse.c (find_mem_conflicts): Likewise.
1334 * sched-deps.c (sched_analyze_2): Likewise.
1335 * store-motion.c (load_kills_store): Likewise.
1336 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
1337 * gcse.c (mems_conflict_for_gcse_p): Likewise.
1338 (compute_transp): Update call to canon_true_dependence.
1340 2012-01-25 Richard Henderson <rth@redhat.com>
1342 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
1343 (maybe_emit_atomic_test_and_set): New.
1344 (expand_sync_lock_test_and_set): Use it.
1345 (expand_atomic_test_and_set): Likewise.
1346 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
1347 the implementation; clarify implementation defined details.
1348 * doc/md.texi (atomic_test_and_set): Document.
1350 2012-01-25 Richard Henderson <rth@redhat.com>
1352 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
1354 2012-01-25 Richard Henderson <rth@redhat.com>
1357 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
1358 to effect no-op split.
1360 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
1363 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
1364 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
1365 (BT_FN_VOID_PTR_INT_SIZE): New.
1366 (BT_FN_UINT_UINT_VAR): Remove.
1367 (BT_FN_UINT32_UINT32_VAR): New.
1368 (BT_FN_DOUBLE_VPTR): Remove.
1369 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
1371 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
1372 (_ITM_changeTransactionMode): Same.
1373 (_ITM_memmoveRtWt): Change return type to void.
1374 (_ITM_memcpyRtWt): Same.
1375 (_ITM_memsetW): Same.
1376 (_ITM_RaRD): Change types to double.
1381 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
1383 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
1384 Patrick Marlier <patrick.marlier@gmail.com>
1386 * trans-mem.c (requires_barrier): Do not instrument thread local
1387 variables and emit save/restore for them.
1389 2012-01-24 Jason Merrill <jason@redhat.com>
1392 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
1393 output static aliases.
1395 2012-01-24 Jakub Jelinek <jakub@redhat.com>
1398 * common.opt (-pie, -shared, pie, shared): Change from Common to
1400 * gcc.c (display_help): Display help for -pie and -shared.
1402 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
1405 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
1406 Remove note on size/offset limitation.
1407 (AVR Variable Attributes): Add example how to read data located
1408 with progmem. Refer to named address spaces.
1409 * doc/invoke.texi (AVR Options): Fix typo.
1411 2012-01-24 Richard Guenther <rguenther@suse.de>
1413 Forward-port to trunk
1414 2010-09-21 Jakub Jelinek <jakub@redhat.com>
1417 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
1418 op0 isn't sufficiently aligned and there is movmisalignM
1419 insn for mode, use it to load op0 into a temporary register.
1421 2012-01-24 Jakub Jelinek <jakub@redhat.com>
1424 * target.def (const_not_ok_for_debug_p): New hook.
1425 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
1427 * doc/tm.texi: Regenerated.
1428 * dwarf2out.c (const_ok_for_output_1): If
1429 targetm.const_not_ok_for_debug_p returns true, fail.
1430 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
1432 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
1434 2012-01-23 Kai Tietz <ktietz@redhat.com>
1437 * config/i386/predicates.md (symbolic_operand): Allow
1438 UNSPEC_PCREL as PIC expression for lea.
1439 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
1440 * config/i386/i386.c (ix86_delegitimize_address): Handle
1441 UNSPEC_PCREL for none-MEM, too.
1443 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
1445 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
1446 (ipa_tm_create_version_alias): Same.
1448 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
1451 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
1452 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
1454 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
1455 Patrick Marlier <patrick.marlier@gmail.com>
1456 Iain Sandoe <developer@sandoe-acoustics.co.uk>
1459 * lto-wrapper.c (run_gcc): Pass the LTO section name to
1460 simple_object_start_read.
1462 2012-01-23 Richard Guenther <rguenther@suse.de>
1465 PR tree-optimization/51895
1466 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
1467 parameter decomposition into BLKmode components.
1469 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
1471 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
1472 fake variables for restrict-qualified pointers whose pointed-to type
1473 contains a placeholder.
1475 2012-01-23 Richard Guenther <rguenther@suse.de>
1477 PR tree-optimization/51949
1478 * ipa-split.c (execute_split_functions): Do not split malloc functions.
1480 2012-01-23 Jakub Jelinek <jakub@redhat.com>
1482 PR rtl-optimization/51933
1483 * ree.c (transform_ifelse): Return true right away if dstreg is
1484 already wider or equal to cand->mode.
1485 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
1486 (make_defs_and_copies_lists): Remove defs_list and copies_list
1487 arguments, add state argument, just truncate state->work_list
1488 instead of always allocating and freeing the vector. Assert that
1489 get_defs succeeds instead of returning 2. Changed return type to bool.
1490 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
1491 have ext_src_mode, see if it has been modified already with the
1492 right kind of extension and has been extended before from the
1493 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
1494 just return true. Remember the original mode in state->modified array.
1495 (combine_reaching_defs): Add state argument. Don't allocate and
1496 free here def_list, copied_list and vec vectors, instead just
1497 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
1498 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
1499 Add state variable, clear vectors in it, initialize state.modified
1500 if needed. Free all the vectors at the end and state.modified too.
1501 Don't skip a candidate if the extension expression has been modified.
1503 2012-01-22 Douglas B Rupp <rupp@gnat.com>
1506 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
1507 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
1508 (extra_options) interix.opt -> i386/interix.opt"
1509 (extra_objs):Add winnt-stubs.o
1510 * configure.ac: Add interix to target_os .comm on PE check.
1511 * configure: Regenerate.
1512 * config/interix3.h: Delete and move bits to..
1513 * config/interix.h: Delete and move bits to..
1514 * config/i386/i386-interix3.h: Delete and move bits to..
1515 * config/i386/i386-interix.h: ..here.
1516 (TARGET_CPU_DEFAULT): Remove redefinition.
1517 (TARGET_ASM_CONSTRUCTOR): Undefine.
1518 (SUBTARGET_SWITCHES): Define for ms-bitfields.
1519 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
1520 (PTRDIFF_TYPE): Define.
1521 (LONG_DOUBLE_TYPE_SIZE): Define.
1522 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
1523 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
1524 (TARGET_SECTION_TYPE_FLAGS): Define.
1525 (ASM_DECLARE_FUNCTION_NAME): Define.
1526 (ASM_OUTPUT_EXTERNAL): Define.
1527 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
1528 (ASM_OUTPUT_ALIGNED_BSS): Define.
1529 (PCC_BITFIELD_TYPE_MATTERS): Define.
1530 (USE_CONST_SECTION): Define.
1531 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
1532 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
1533 (SUPPORTS_ONE_ONLY): Remove.
1534 (I386_PE_STRIP_ENCODING): Define.
1535 * config/interix.opt: Delete and move bits to..
1536 * config/i386/interix.opt: ..here. New.
1537 (mpe-aligned-commons): Add.
1538 * config/i386/t-interix: Add copyright header.
1539 (winnt-stubs.o): Add rule.
1541 2012-01-22 Jason Merrill <jason@redhat.com>
1544 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
1545 for extra name aliases.
1547 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
1549 PR rtl-optimization/51924
1550 * ree.c (combine_set_extension): Improve debugging message.
1551 (combine_reaching_defs): Likewise.
1552 (get_defs): Rename confusingly named variable.
1553 (find_and_remove_re): Skip a candidate if the extension expression has
1556 2012-01-21 Robert Millan <rmh@gnu.org>
1557 Gerald Pfeifer <gerald@pfeifer.com>
1559 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
1560 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
1562 2012-01-20 Jakub Jelinek <jakub@redhat.com>
1564 PR tree-optimization/51914
1565 * tree-vect-stmts.c (vectorizable_conversion): For
1566 cvt_type && modifier == WIDEN, put temporary with cvt_type
1567 at the beginning of vec_dsts and set vec_dest to temporary
1570 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
1572 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
1574 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
1576 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
1577 * config/rs6000/rs6000.c: Likewise.
1579 2012-01-20 Jakub Jelinek <jakub@redhat.com>
1582 * config/arm/arm.c (arm_count_output_move_double_insns): Call
1583 output_move_double on a copy of operands array.
1585 2012-01-20 Cary Coutant <ccoutant@google.com>
1586 Dodji Seketeli <dodji@redhat.com>
1589 * dwarf2out.c (copy_declaration_context): Return ref to parent
1590 of declaration DIE, if necessary.
1591 (remove_child_or_replace_with_skeleton): Add new parameter; update
1592 caller. Place skeleton DIE under parent DIE of original declaration.
1593 Move call to copy_declaration_context to here ...
1594 (break_out_comdat_types): ... from here.
1596 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1598 PR rtl-optimization/51856
1599 * reload.c (find_reloads_subreg_address): Set the address_reloaded
1602 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1605 * config/arm/arm.c (arm_print_operand): Correct output of alignment
1606 hints for neon loads and stores.
1608 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
1612 * doc/extend.texi (Named Address Spaces): Split into subsections.
1613 (AVR Named Address Spaces): New subsection.
1614 (M32C Named Address Spaces): New subsection.
1615 (RL78 Named Address Spaces): New subsection.
1616 (SPU Named Address Spaces): New subsection.
1617 (Variable Attributes): New anchor "AVR Variable Attributes".
1618 (AVR Variable Attributes): Rewrite and avoid wording
1619 "address space" in this context.
1620 * doc/invoke.texi (AVR Options): Rewrite and add documentation
1621 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
1622 (AVR Built-in Macros): New subsubsection therein.
1623 * doc/md.texi (AVR constraints): Remove "C04", "R".
1625 2012-01-20 Richard Guenther <rguenther@suse.de>
1627 PR tree-optimization/51903
1628 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
1629 when removing stmts.
1631 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1634 * config/arm/arm.c (arm_load_pic_register): Use
1635 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
1636 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
1637 (arm_pic_static_addr): Likewise.
1638 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
1639 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
1640 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
1641 (pic_load_addr_unified): New.
1643 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
1646 * function.c (instantiate_virtual_regs_in_insn): Use
1647 delete_insn_and_edges when removing a wrong asm insn.
1649 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
1651 PR rtl-optimization/40761
1652 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
1653 Add new member loop_num.
1654 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
1655 (ira_build): Remove the parameter.
1657 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
1658 (ira.c): Do not build CFG loops for one region allocation. Remove
1659 argument from ira_build call.
1661 * ira-build.c (init_loop_tree_node): New function.
1662 (create_loop_tree_nodes): Use it. Separate the case when CFG
1663 loops are not built.
1664 (more_one_region_p): Check current_loops.
1665 (finish_loop_tree_nodes): Separate the case when CFG loops are not
1667 (add_loop_to_tree): Process loop equal to NULL too.
1668 (form_loop_tree): Separate the case when CFG loops are not built.
1669 Use explicitly number for the root.
1670 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
1672 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
1673 instead of loop->num.
1674 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
1675 (mark_all_loops_for_removal): Ditto.
1676 (remove_unnecessary_regions): Separate the case when CFG loops
1678 (ira_build): Remove the parameter. Use explicit number of regions
1679 when CFG loops are not built.
1681 * ira-color.c (print_loop_title): Separate the case for the root node.
1682 Use loop_num instead of loop->num.
1683 (move_spill_restore): Use loop_num instead of loop->num.
1685 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
1686 (change_loop): Ditto.
1687 (change_loop): Use loop_num instead of loop->num.
1689 * ira-lives.c (process_bb_node_lives): Ditto.
1691 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
1693 * ira-conflicts.c (print_allocno_conflicts): Ditto.
1695 2012-01-19 Jakub Jelinek <jakub@redhat.com>
1698 * tree-mudflap.c (mf_artificial): New function.
1699 (execute_mudflap_function_ops, execute_mudflap_function_decls,
1700 mx_register_decls, mudflap_enqueue_decl): Use it.
1703 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
1704 numbers in the insn pattern.
1706 2012-01-19 Michael Matz <matz@suse.de>
1708 PR tree-optimization/46590
1709 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
1710 use it in remembering which conflicts we already created.
1711 (add_scope_conflicts): Adjust call to above, (de)allocate helper
1714 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
1717 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
1718 (merge_and_complain): Same.
1720 2012-01-19 Jakub Jelinek <jakub@redhat.com>
1723 * config/initfini-array.h: Guard content of the header
1724 with #ifdef HAVE_INITFINI_ARRAY.
1725 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
1726 Add initfini-array.h to tm_file here.
1727 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
1728 * config.gcc: Don't add initfini-array.h to tm_file here.
1729 * configure: Regenerated.
1731 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
1733 PR rtl-optimization/51505
1734 * df-problems.c (df_kill_notes): New parameter live. Update comment.
1735 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
1736 (df_note_bb_compute): Update the call to df_kill_notes.
1738 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
1740 * trans-mem.c (requires_barrier): Remove call to is_global_var.
1742 2012-01-18 Richard Guenther <rguenther@suse.de>
1744 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
1745 of conversions to void *.
1747 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1748 Richard Sandiford <rdsandiford@googlemail.com>
1752 * optabs.h (simplify_expand_binop): Declare.
1753 * optabs.c (simplify_expand_binop): Make global.
1754 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
1755 endian targets if the source cannot be exactly covered by word
1758 2012-01-17 Jakub Jelinek <jakub@redhat.com>
1761 * hard-reg-set.h (struct hard_reg_set_container): New type.
1762 * target.h (struct hard_reg_set_container): Forward declare.
1763 * target.def (set_up_by_prologue): New target hook.
1764 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
1765 * doc/tm.texi: Regenerated.
1766 * function.c (thread_prologue_and_epilogue_insns): Change
1767 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
1768 Call targetm.set_up_by_prologue on it.
1769 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
1770 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
1772 2012-01-17 Nick Clifton <nickc@redhat.com>
1774 * config/rx/rx.c (rx_can_use_simple_return): New function.
1775 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
1776 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
1778 2012-01-17 Richard Guenther <rguenther@suse.de>
1781 * expr.c (expand_assignment): Take address-space information
1782 from the address operand of MEM_REF and TARGET_MEM_REF.
1783 (expand_expr_real_1): Likewise.
1785 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1787 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
1788 reload dump is requested.
1790 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
1793 * trans-mem.c (requires_barrier): Call may_be_aliased.
1795 2012-01-17 Jakub Jelinek <jakub@redhat.com>
1797 PR tree-optimization/51877
1798 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
1799 call arguments and fndecls compare equal, instead return false if they
1800 don't. Return true only if lhs1 and lhs2 are either both NULL, or
1801 both SSA_NAMEs that are valueized the same, or they satisfy
1804 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1806 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
1808 * configure: Regenerate.
1810 2012-01-16 Jan Hubicka <jh@suse.cz>
1814 * convert.c (convert_to_integer): Use fold_convert for
1815 converting an INTEGER_CST to integer type.
1817 2012-01-16 Jason Merrill <jason@redhat.com>
1820 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
1822 2012-01-16 Jakub Jelinek <jakub@redhat.com>
1825 * config/s390/s390.c (s390_chunkify_start): Don't skip
1826 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
1827 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
1828 If insn is followed by NOTE_INSN_VAR_LOCATION or
1829 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
1830 Don't use location of note insns.
1832 PR tree-optimization/51865
1833 * tree-inline.c (tree_function_versioning): Call remap_decl
1834 on DECL_RESULT whenever it has VOID_TYPE_P type.
1836 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
1838 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
1839 for calls to locally-binding MIPS16 functions if only the return
1840 type uses float regs.
1842 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
1843 Richard Sandiford <rdsandiford@googlemail.com>
1845 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
1846 (SYMBOL_32_HIGH): Likewise.
1847 (mips_output_tls_reloc_directive): Declare.
1848 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
1849 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
1850 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
1851 (mips_lo_relocs, mips_hi_relocs): Make extern.
1852 (mips16_stub_function): Move up file.
1853 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
1854 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
1855 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
1856 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
1857 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
1858 (mips_get_tp): Add MIPS16 support.
1859 (mips_legitimize_tls_address): Remove MIPS16 sorry().
1860 Generalize DTPREL and TPREL handling.
1861 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
1862 Add MIPS16 TLS support.
1863 (mips_output_tls_reloc_directive): New function.
1864 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
1865 * config/mips/predicates.md (symbolic_operand_with_high)
1866 (tls_reloc_operand): New predicates.
1867 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
1868 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
1869 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
1870 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
1871 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
1872 (*tls_get_tp_mips16_call_<mode>): Likewise.
1874 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
1876 PR rtl-optimization/51821
1877 * recog.c (peep2_find_free_register): Determine clobbered registers
1880 2012-01-14 Denis Chertykov <chertykov@gmail.com>
1883 * config/avr/avr-protos.h: Revert change of 2012-01-09.
1884 * config/avr/avr.c: Likewise.
1885 * config/avr/avr.h: Likewise.
1887 2012-01-13 Ian Lance Taylor <iant@google.com>
1890 * tree.h (TYPE_QUALS): Add cast to int.
1891 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
1893 2012-01-13 Ian Lance Taylor <iant@google.com>
1895 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
1896 comparing param_index to VEC_length result.
1898 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
1900 * c-decl.c: Do not include tree-mudflap.h
1901 * tree-optimize.c: Likewise.
1902 * Makefile.in: Update dependencies.
1904 2012-01-13 Richard Guenther <rguenther@suse.de>
1907 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
1908 variable-sized result always use RSO.
1910 2012-01-12 DJ Delorie <dj@redhat.com>
1912 * cfgexpand.c (convert_debug_memory_address): Allow any valid
1913 pointer type, not just the default pointer type.
1915 2012-01-09 Richard Henderson <rth@redhat.com>
1916 Denis Chertykov <chertykov@gmail.com>
1919 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
1920 * config/avr/avr.c (avr_can_eliminate): Simplify.
1921 (avr_initial_elimination_offset): Likewise.
1922 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
1923 (expand_epilogue): Likewise.
1924 (avr_legitimize_address): Gut.
1925 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
1926 (avr_hard_regno_nregs): New.
1927 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
1928 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
1929 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
1930 add soft frame pointer.
1931 (CALL_USED_REGISTERS): Likewise.
1932 (REG_CLASS_CONTENTS): Likewise.
1933 (REGISTER_NAMES): Likewise.
1934 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
1935 (HARD_FRAME_POINTER_REGNUM): New.
1936 (FRAME_POINTER_REGNUM): Use soft frame pointer.
1937 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
1938 remove the HARD_FRAME_POINTER self-elimination.
1940 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
1943 * config/avr/avr.c (avr_encode_section_info): Test for absence of
1944 DECL_EXTERNAL when checking for initializers of progmem variables.
1946 2012-01-12 Ira Rosen <irar@il.ibm.com>
1948 PR tree-optimization/51799
1949 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
1950 that the last operation is a type demotion.
1952 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
1954 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
1955 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
1957 2012-01-11 Jakub Jelinek <jakub@redhat.com>
1960 * combine.c (distribute_notes): If i3 is a noreturn call,
1961 allow old_size to be equal to args_size and make sure the
1962 noreturn call gets REG_ARGS_SIZE note.
1963 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
1964 on noreturn calls even when the delta is 0.
1966 2012-01-11 Nathan Sidwell <nathan@acm.org>
1968 * gcov.c (STRING_SIZE): Remove.
1969 (generate_results): Erase annotations for source files with no
1970 coverage information.
1972 (output_lines): Use it.
1974 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
1976 * gimple.h (gimplify_body): Remove first argument.
1977 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
1978 pointer set here, instead just pass DATA to walk_tree.
1979 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
1980 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
1981 (unvisit_body): Likewise, but with unmark_visited.
1982 (gimplify_body): Remove BODY_P argument and adjust.
1983 (gimplify_function_tree): Adjust call to gimplify_body.
1984 * omp-low.c (finalize_task_copyfn): Likewise.
1986 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
1988 * tree.h (build_function_decl_skip_args): Add boolean parameter.
1989 (build_function_type_skip_args): Delete.
1990 * tree.c (build_function_type_skip_args): Make static and add
1991 SKIP_RETURN parameter. Fix thinko in the handling of variants.
1992 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
1993 pass it to build_function_type_skip_args.
1994 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
1995 (tree_function_versioning): Likewise.
1996 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
1997 build_function_decl_skip_args.
1998 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
1999 and pass it to build_function_decl_skip_args/tree_function_versioning.
2000 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
2001 * ipa-inline-transform.c (save_inline_function_body): Likewise.
2002 * trans-mem.c (ipa_tm_create_version): Likewise.
2003 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
2004 * tree-inline.c (declare_return_variable): Remove always-true test.
2005 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
2006 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
2007 * ipa-split.c (split_function): Skip the return value for the split
2008 part if it doesn't return.
2010 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2012 PR tree-optimization/49642
2013 * ipa-split.c (forbidden_dominators): New variable.
2014 (check_forbidden_calls): New function.
2015 (dominated_by_forbidden): Likewise.
2016 (consider_split): Check for forbidden dominators.
2017 (execute_split_functions): Initialize and free forbidden
2018 dominators info; call check_forbidden_calls.
2020 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2022 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
2024 2012-01-11 Nick Clifton <nickc@redhat.com>
2026 * config/rx/rx.md (return): Define pattern.
2028 2012-01-11 Richard Guenther <rguenther@suse.de>
2030 * doc/extend.texi (malloc attribute): Adjust according to
2033 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
2034 Patrick Marlier <patrick.marlier@gmail.com>
2037 * trans-mem.c (get_cg_data): Traverse aliases if requested.
2038 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
2039 (ipa_tm_note_irrevocable): Same.
2040 (ipa_tm_scan_irr_block): Same.
2041 (ipa_tm_decrement_clone_counts): Same.
2042 (ipa_tm_scan_irr_function): Same.
2043 (ipa_tm_create_version_alias): Same.
2044 (ipa_tm_create_version): Same.
2045 (ipa_tm_transform_calls_redirect): Same.
2046 (ipa_tm_transform_calls): Same.
2047 (ipa_tm_transform_transaction): Same.
2048 (ipa_tm_execute): Same.
2050 2012-01-10 Richard Guenther <rguenther@suse.de>
2053 * opts.c (common_handle_option): Handle -Werror.
2055 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
2057 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
2060 2012-01-10 Jason Merrill <jason@redhat.com>
2062 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
2065 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2067 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
2068 supports R_386_TLS_GD_PLT reloc.
2069 (gcc_cv_as_ix86_tlsldmplt): Check if linker
2070 supports R_386_TLS_LDM_PLT reloc.
2071 * configure: Regenerate.
2072 * config.in: Regenerate.
2074 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
2077 Extend __pgmx semantics to linearize memory.
2078 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
2079 determine if code comes inline or from libgcc.
2080 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
2081 (movmem_qi, movmem_qi): Set constraint #2 to "n".
2082 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
2083 (movmemx_qi, movmemx_hi): New insns.
2084 (xload_<mode>_libgcc): Rewrite to new insn condition.
2085 (xload_<mode>): Remove insns.
2086 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
2087 cases that don't satisfy avr_xload_libgcc_p().
2088 (avr_addr_space_convert): Allow converting in any direction.
2089 (avr_addr_space_subset_p): Return always true.
2090 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
2091 (avr_emit_movmemhi): Ditto.
2092 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
2093 (avr_out_movmem): Ditto.
2094 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
2095 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
2096 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
2097 (avr_encode_section_info): Encode 'progmem' in symbol flags.
2098 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
2100 2012-01-10 Richard Guenther <rguenther@suse.de>
2102 PR tree-optimization/50913
2103 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
2104 Require data-refs to be representable by Graphite with respect
2107 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
2109 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
2110 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
2112 2012-01-10 Tom de Vries <tom@codesourcery.com>
2114 PR rtl-optimization/51271
2115 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
2116 handling annulled branch.
2118 2012-01-10 Richard Henderson <rth@redhat.com>
2120 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
2121 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
2122 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
2123 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
2124 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
2125 arm_expand_vec_perm_const): New.
2126 * config/arm/arm-protos.h: Update.
2127 * config/arm/neon.md (UNSPEC_VCONCAT): New.
2128 (*neon_vswp<VDQX>): New.
2129 (neon_vcombine<VDX>): Use neon_split_vcombine.
2130 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
2131 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
2132 (vec_perm<VE>): New.
2134 2012-01-10 Richard Henderson <rth@redhat.com>
2136 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
2137 use it if reload_completed.
2138 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
2139 arm_output_asm_insn, arm_process_output_memory_barrier,
2140 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
2141 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
2142 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
2143 arm_process_output_sync_insn, arm_output_sync_insn,
2144 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
2145 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
2146 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
2147 (emit_unlikely_jump): New.
2148 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
2149 (arm_split_atomic_op): New.
2150 * config/arm/arm-protos.h: Update.
2151 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
2152 (struct arm_sync_generator): Remove.
2153 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
2154 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
2155 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
2156 (VUNSPEC_LL, VUNSPEC_SC): New.
2157 (sync_result, sync_memory, sync_required_value, sync_new_value,
2158 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
2159 (attr length): Don't use arm_sync_loop_insns.
2160 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
2161 (movsfcc, movdfcc): Likewise.
2162 * config/arm/constraints.md (Ua): New.
2163 * config/arm/prediates.md (mem_noofs_operand): New.
2164 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
2165 (sync_clobber, sync_t2_reqd): Remove.
2166 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
2167 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
2168 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
2169 (arm_sync_compare_and_swap<SIDI>): Remove.
2170 (arm_sync_compare_and_swap<NARROW>): Remove.
2171 (arm_sync_lock_test_and_set<SIDI>): Remove.
2172 (arm_sync_lock_test_and_set<NARROW>): Remove.
2173 (arm_sync_new_<syncop><SIDI>): Remove.
2174 (arm_sync_new_<syncop><NARROW>): Remove.
2175 (arm_sync_new_nand<SIDI>): Remove.
2176 (arm_sync_new_nand<NARROW>): Remove.
2177 (arm_sync_old_<syncop><SIDI>): Remove.
2178 (arm_sync_old_<syncop><NARROW>): Remove.
2179 (arm_sync_old_nand<SIDI>): Remove.
2180 (arm_sync_old_nand<NARROW>): Remove.
2181 (*memory_barrier): Merge arm_output_memory_barrier.
2182 (atomic_compare_and_swap<QHSD>): New.
2183 (atomic_compare_and_swap<NARROW>_1): New.
2184 (atomic_compare_and_swap<SIDI>_1): New.
2185 (atomic_exchange<QHSD>): New.
2186 (cas_cmp_operand, cas_cmp_str): New.
2187 (atomic_op_operand, atomic_op_str): New.
2188 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
2189 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
2190 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
2191 (arm_load_exclusive<NARROW>): New.
2192 (arm_load_exclusivesi, arm_load_exclusivedi): New.
2193 (arm_store_exclusive<QHSD>): New.
2195 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
2197 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
2198 reload patterns if -mvsx-scalar-memory.
2200 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
2201 generated, even -mno-vsx-scalar-double was used.
2202 (vsx_xscvdpsp_scalar): Likewise.
2203 (vsx_xscvspdp_scalar2): Likewise.
2205 2012-01-09 Tom de Vries <tom@codesourcery.com>
2206 Andrew Pinski <apinski@cavium.com>
2209 * reorg.c (fill_slots_from_thread): Don't speculate
2210 frame-related insns.
2212 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
2214 * sched-int.h (bb_note): Move to...
2215 * basic-block.h: ...here.
2216 * haifa-sched.c (bb_note): Move to...
2217 * cfgrtl.c: ...here.
2218 * function.c (next_block_for_reg): New function.
2219 (move_insn_for_shrink_wrap): Likewise.
2220 (prepare_shrink_wrap): Rewrite to use the above.
2222 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
2224 * gimple.c (is_gimple_non_addressable): Remove.
2225 * gimple.h: Remove is_gimple_non_addressable.
2226 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
2227 is_gimple_non_addressable.
2228 * trans-mem.c (expand_assign_tm): Same.
2230 2012-01-09 Richard Guenther <rguenther@suse.de>
2232 PR tree-optimization/51775
2233 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
2234 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
2236 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2238 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
2240 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
2242 2012-01-09 Richard Guenther <rguenther@suse.de>
2244 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
2246 2012-01-08 Jan Hubicka <jh@suse.cz>
2248 PR tree-optimize/51680
2249 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
2250 on when known_vals needs to be computed; cleanup.
2252 2012-01-08 Jan Hubicka <jh@suse.cz>
2254 PR tree-optimize/51694
2255 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
2257 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
2259 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
2260 for -std=c++98 and -std=c++11 too.
2262 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
2264 * cfgloop.c (cancel_loop): Add free() of bbs array.
2266 2012-01-07 Jan Hubicka <jh@suse.cz>
2268 PR tree-optimization/51600
2269 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
2270 that benefits small functions.
2272 2012-01-07 Jan Hubicka <jh@suse.cz>
2274 * ipa-inline.c (want_inline_small_function_p): Fix formating.
2276 2012-01-07 Jan Hubicka <jh@suse.cz>
2278 PR tree-optimization/51680
2279 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
2280 whose inlining reduce unit size.
2282 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
2285 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
2286 Add canonical node to containing_mem chain after the non-canonical
2287 one, even if there weren't any locs to propagate.
2288 (remove_useless_values): Keep only canonical values.
2289 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
2290 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
2291 canonicalize mem_chain elements that are not discarded.
2293 2012-01-06 Jakub Jelinek <jakub@redhat.com>
2296 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
2297 before emitting functions.
2299 PR gcov-profile/50127
2300 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
2301 clear_aux_for_blocks.
2303 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
2306 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
2308 2012-01-06 Arnaud Charlet <charlet@adacore.com>
2310 * c-decl.c (ext_block): Moved up.
2311 (collect_all_refs, for_each_global_decl): Take ext_block into account.
2313 2012-01-06 Han Shen <shenhan@google.com>
2315 Translate built-in include paths for sysroot.
2316 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
2317 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
2319 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
2320 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
2322 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
2323 control whether sysroot should be prepended to gxx include dir.
2325 * configure: Regenerate.
2327 2012-01-06 Torvald Riegel <triegel@redhat.com>
2329 PR rtl-optimization/51771
2330 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
2331 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
2333 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
2335 PR tree-optimization/51315
2336 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
2337 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
2339 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
2342 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
2343 for shrp pattern. Correctly handle and fixup shift variable.
2344 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
2346 2012-01-05 Jakub Jelinek <jakub@redhat.com>
2349 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
2350 note when !ACCUMULATE_OUTGOING_ARGS.
2352 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
2354 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
2356 (extract_range_from_unary_expr_1): Avoid useless computations.
2358 2012-01-05 Jakub Jelinek <jakub@redhat.com>
2360 PR rtl-optimization/51767
2361 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
2362 of jump_block and add an extra edge for degenerated asm gotos.
2365 * stmt.c (check_unique_operand_names): Don't ICE during error
2366 reporting if i is from labels chain.
2369 * profile.c (branch_prob): Split bbs that have exit edge
2370 and need a fake entry edge too.
2372 2012-01-05 Jan Hubicka <jh@suse.cz>
2375 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
2378 2012-01-05 Richard Guenther <rguenther@suse.de>
2381 * tree-streamer-out.c (write_ts_optimization): New function.
2382 (streamer_write_tree_body): Call it.
2383 * tree-streamer-in.c (lto_input_ts_optimization): New function.
2384 (streamer_read_tree_body): Call it.
2385 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
2387 2012-01-05 Jakub Jelinek <jakub@redhat.com>
2390 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
2391 * gimplify.c (gimplify_cleanup_point_expr): Save and set
2392 in_cleanup_point_expr before gimplify_stmt call and restore it
2394 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
2395 in_cleanup_point_expr is false.
2397 2012-01-05 Richard Guenther <rguenther@suse.de>
2400 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
2402 * toplev.c (process_options): Reject combining mudflap and LTO.
2403 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
2405 2012-01-05 Richard Guenther <rguenther@suse.de>
2407 PR tree-optimization/51760
2408 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
2410 (bit_value_unop): Handle UNDEFINED operands.
2411 (bit_value_binop): Likewise.
2413 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
2415 * config/avr/avr.c (avr_replace_prefix): Remove.
2416 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
2417 (avr_asm_function_rodata_section): Ditto.
2418 (avr_asm_select_section): Ditto.
2420 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
2422 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
2425 2012-01-05 Jakub Jelinek <jakub@redhat.com>
2428 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
2429 calls that have any non-fake successor edges.
2432 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
2434 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
2436 PR tree-optimization/51624
2437 * tree-sra.c (build_ref_for_model): When replicating a chain of
2438 COMPONENT_REFs, stop as soon as the offset would become negative.
2440 2012-01-04 Jakub Jelinek <jakub@redhat.com>
2443 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
2444 in .debug_loc on the floor.
2446 2012-01-04 Andrew Pinski <apinski@cavium.com>
2448 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
2450 2012-01-04 Andrew Pinski <apinski@cavium.com>
2451 Adam Nemet <anemet@caviumnetworks.com>
2453 * config/mips/mips.md (size): Add SI and DI.
2454 (SIZE): New mode attribute.
2455 (U): New code attribute.
2456 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
2457 (mips_lbux_<mode>): Delete.
2458 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
2459 (mips_lhx): Use gen_mips_lhx_extsi.
2460 (mips_lhx_<mode>): Delete.
2462 (mips_l<size>x): New expand.
2463 (mips_lwx_<mode>): Delete.
2464 (mips_l<GPR:size>x_<P:mode>): New pattern.
2465 (*mips_lw<u>x_<P:mode>_ext): Likewise.
2466 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
2467 * config/mips/mips.c (mips_lx_address_p): New function.
2468 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
2469 (dsp64): New availability predicate.
2470 (mips_builtins): Add an entry for __builtin_mips_ldx.
2471 * config/mips/mips.h (ISA_HAS_LBX): New define.
2472 (ISA_HAS_LBUX): Likewise.
2473 (ISA_HAS_LHX): Likewise.
2474 (ISA_HAS_LHUX): Likewise.
2475 (ISA_HAS_LWX): Likewise.
2476 (ISA_HAS_LWUX): Likewise.
2477 (ISA_HAS_LDX): Likewise.
2478 * doc/extend.texi (__builtin_mips_ldx): Document.
2480 2012-01-04 Tristan Gingold <gingold@adacore.com>
2482 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
2483 when long pointers are used.
2484 * config.build (*-*-*vms*): Handle all OpenVMS targets.
2485 (alpha64-dec-*vms*, alpha*-dec-*vms*)
2486 (ia64-hp-*vms*): Remove.
2487 * config/vms/xm-vms64.h: Delete.
2489 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
2492 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
2494 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
2496 * opts.c (finish_options): Remove duplicate sorry.
2498 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
2501 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
2504 2012-01-04 Richard Guenther <rguenther@suse.de>
2507 * tree.c (size_low_cst): New function.
2508 * tree.h (size_low_cst): Declare.
2509 * fold-const.c (fold_comparison): Use it to extract the low
2510 part of the POINTER_PLUS_EXPR offset.
2512 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
2514 Fix clearing ZERO_REG
2515 * config/avr/avr.md (cc): Add alternative "ldi".
2516 (movqi_insn): Use it in cc attribute.
2517 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
2518 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
2519 (output_reload_insisf): Use ZERO_REG to pre-clear register.
2521 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2523 * configure: Regenerate.
2525 2012-01-04 Richard Guenther <rguenther@suse.de>
2527 PR tree-optimization/49651
2528 * tree-ssa-structalias.c (type_can_have_subvars): New function.
2529 (var_can_have_subvars): Use it.
2530 (get_constraint_for_1): Only consider subfields if there can be any.
2532 2012-01-03 Jakub Jelinek <jakub@redhat.com>
2535 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
2536 to its new canonical_cselib_val and the cselib_val was in
2537 first_containing_mem chain, but the canonical_cselib_val was not,
2538 add the latter into the chain.
2539 (cselib_invalidate_mem): Compare canonical_cselib_val of
2540 addr_list chain elt with v.
2543 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
2544 dwarf2out_undef): Allocate e.info using ggc_strdup instead
2546 (output_macinfo_op): Don't ggc_strdup fd->filename.
2547 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
2548 then ggc_strdup it. Don't free inc->info or cur->info.
2549 (output_macinfo): Don't free ref->info or file->info.
2551 2012-01-03 Ira Rosen <irar@il.ibm.com>
2553 PR tree-optimization/51269
2554 * tree-vect-loop-manip.c (set_prologue_iterations): Make
2555 first_niters a pointer.
2556 (slpeel_tree_peel_loop_to_edge): Likewise.
2557 (vect_do_peeling_for_loop_bound): Update call to
2558 slpeel_tree_peel_loop_to_edge.
2559 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
2560 here. Remove it from the parameters list.
2561 (vect_do_peeling_for_alignment): Update calls and compute
2564 2012-01-03 Richard Guenther <rguenther@suse.de>
2566 PR tree-optimization/51070
2567 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
2568 Properly handle calls.
2570 2012-01-03 Richard Guenther <rguenther@suse.de>
2572 PR tree-optimization/51692
2573 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
2574 the LHS of allocation stmts.
2576 2012-01-03 Olivier Hainque <hainque@adacore.com>
2578 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
2580 2012-01-03 Olivier Hainque <hainque@adacore.com>
2582 * collect2.c (main): In AIX specific computations for vector
2583 insertions, use CONST_CAST2 to cast from char ** to const char **.
2585 2012-01-03 Richard Guenther <rguenther@suse.de>
2588 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
2589 the context of a limbo DIE when it does not already exist.
2591 2012-01-03 Jakub Jelinek <jakub@redhat.com>
2593 PR tree-optimization/51719
2594 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
2595 but direct call is, clear direct call's lhs and don't add fallthrough
2596 edge from dcall_bb to join_bb and PHIs.
2598 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2600 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
2601 the instructions emitted by the pattern.
2602 ("*TDC_insn_<mode>"): Add comment.
2604 2012-01-03 Richard Guenther <rguenther@suse.de>
2607 * fold-const.c (fold_comparison): Properly canonicalize
2608 tree offset and HOST_WIDE_INT bit position.
2610 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
2612 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
2613 operands for extzv pattern.
2615 2012-01-02 Jakub Jelinek <jakub@redhat.com>
2618 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
2621 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
2623 * doc/invoke.texi (-flto and related options): Copy-edit.
2625 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
2627 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
2629 2012-01-02 Jakub Jelinek <jakub@redhat.com>
2631 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
2634 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
2636 * expr.h (move_by_pieces_ninsns): Declare.
2637 * expr.c (move_by_pieces_ninsns): Make external.
2638 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
2639 (mips_store_by_pieces_p): Likewise.
2640 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
2641 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
2642 * config/mips/mips.c (mips_move_by_pieces_p): New function.
2643 (mips_store_by_pieces_p): Likewise.
2645 2012-01-02 Jakub Jelinek <jakub@redhat.com>
2647 * passes.c (register_one_dump_file): Free full_name.
2649 * reload1.c (reload): Don't allocate reg_max_ref_width here.
2650 (calculate_elim_costs_all_insns): Free offsets_at and
2651 offsets_known_at at the end and clear the pointers.
2653 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
2655 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
2656 this option introduced in r180739.
2658 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
2661 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
2662 (tmake_file target=avr): Add avr/t-multilib.
2664 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
2665 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
2666 * config/avr/genmultilib.awk: New file.
2667 * config/avr/t-multilib: New auto-generated file.
2668 * config/avr/multilib.h: New auto-generated file.
2669 * config/avr/t-avr (AVR_MCUS): New variable.
2670 (genopt.sh): Use it.
2671 (s-mlib): Depend on t-multilib.
2672 (t-multilib, multilib.h): New dependencies.
2673 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
2674 (MULTILIB_OPTIONS): Remove.
2675 (MULTILIB_MATCHES): Remove.
2676 (MULTILIB_DIRNAMES): Remove.
2677 (MULTILIB_EXCEPTIONS): Remove:
2678 * config/avr/genopt.sh: Don't use hard coded file name;
2679 pass AVR_MCUS from t-avr instead.
2681 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
2683 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
2685 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
2687 Implement light-weight DImode support.
2688 * config/avr/avr-dimode.md: New file.
2689 * config/avr/avr.md: Include it.
2690 (adjust_len): Add plus64, compare64.
2691 (HIDI): Remove code iterator.
2692 (code_stdname): New code attribute.
2693 (rotx, rotsmode): Remove DI.
2694 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
2696 * config/avr/avr-protos.h (avr_have_dimode): New.
2697 (avr_out_plus64, avr_out_compare64): New.
2698 * config/avr/avr.c (avr_out_compare): Handle DImode.
2699 (avr_have_dimode): New variable definition and initialization.
2700 (avr_out_compare64, avr_out_plus64): New functions.
2701 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
2702 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
2703 (avr_compare_pattern): Skip DImode comparisons.
2705 2012-01-02 Revital Eres <revital.eres@linaro.org>
2707 * ddg.c (def_has_ccmode_p): New function.
2708 (add_cross_iteration_register_deps,
2709 create_ddg_dep_from_intra_loop_link): Call it.
2711 2012-01-02 Richard Guenther <rguenther@suse.de>
2714 * invoke.texi (fassociative-math): Remove spurious paranthesis.
2716 2012-01-01 Jakub Jelinek <jakub@redhat.com>
2718 * gcc.c (process_command): Update copyright notice dates.
2719 * gcov.c (print_version): Likewise.
2720 * gcov-dump.c (print_version): Likewise.
2721 * mips-tfile.c (main): Likewise.
2722 * mips-tdump.c (main): Likewise.
2724 2012-01-01 Ira Rosen <irar@il.ibm.com>
2726 PR tree-optimization/51704
2727 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
2728 a use is inside the basic block or loop before accessing its vect info.
2730 2012-01-01 Jan Hubicka <jhjh@suse.cz>
2732 PR rtl-optimization/51069
2733 * cfgloopmanip.c (remove_path): Removing path making irreducible
2734 region unconditional makes BB part of the region.
2736 2012-01-01 Jakub Jelinek <jakub@redhat.com>
2738 PR tree-optimization/51683
2739 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
2740 calls with side-effects.
2741 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
2743 Copyright (C) 2012 Free Software Foundation, Inc.
2745 Copying and distribution of this file, with or without modification,
2746 are permitted in any medium without royalty provided the copyright
2747 notice and this notice are preserved.