1 2012-02-21 Jakub Jelinek <jakub@redhat.com>
3 PR tree-optimization/52318
4 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
5 vdef also to non-pure/const call stmts in the sequence.
7 2012-02-20 David S. Miller <davem@davemloft.net>
9 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
10 don't use the "rd %pc" instruction on v9 for PIC register loads.
12 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
15 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
16 in a transaction safe function.
18 2012-02-20 Kai Tietz <ktietz@redhat.com>
21 * stor-layout.c (place_field): Handle desired_align for
24 2012-02-20 Richard Guenther <rguenther@suse.de>
26 PR tree-optimization/52298
27 * tree-vect-stmts.c (vectorizable_store): Properly use
28 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
30 (vectorizable_load): Likewise.
31 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
32 Access DR_STEP after ensuring it is not NULL.
34 2012-02-20 Jakub Jelinek <jakub@redhat.com>
36 PR tree-optimization/52286
37 * fold-const.c (fold_binary_loc): For (X & C1) | C2
38 optimization use double_int_to_tree instead of build_int_cst_wide,
39 rewrite to use double_int vars.
41 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
44 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
46 Remove -e 0 from $gcc_cv_ld invocation.
47 Only use __GLIBC_PREREQ if defined.
48 Enable on Solaris since Solaris 8 patch.
49 (gcc_SUN_LD_VERSION): New macro.
50 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
51 gcc_SUN_LD_VERSION for version number format.
52 * configure: Regenerate.
53 * varasm.c (get_elf_initfini_array_priority_section): Set
54 SECTION_NOTYPE for non-default priority.
55 Use get_section instead of get_unnamed_section to emit
56 .init_array/.fini_array with default priority.
58 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
60 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
61 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
62 (mips_start_unique_function, mips_output_mips16_rdhwr)
63 (mips_code_end): New functions.
64 (TARGET_ASM_CODE_END): Define.
66 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
68 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
69 to stubs with non-sibling calls.
71 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
73 * doc/invoke.texi (-fira-* options): Copy-edit.
74 (ira-* parameters): Copy-edit.
76 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
78 * doc/invoke.texi: Minor copy-edits to bring into conformance with
79 GCC coding conventions.
81 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
83 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
84 when used as adjectives.
86 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
88 * doc/invoke.texi: Clean up "that"/"which" confusion.
90 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
92 * system.h: Poison SMALL_REGISTER_CLASSES
93 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
94 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
96 2012-02-16 Jakub Jelinek <jakub@redhat.com>
98 PR tree-optimization/52285
99 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
100 when deciding if a call is a tail call or tail recursion.
102 2012-02-16 Kai Tietz <ktietz@redhat.com>
104 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
105 interger-constant displacement for UNSPEC_PCREL.
107 2012-02-16 Jakub Jelinek <jakub@redhat.com>
109 PR rtl-optimization/52208
110 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
111 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
113 PR tree-optimization/52255
114 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
115 loop->header has virtual PHI, but exit_e->dest doesn't, add
116 virtual PHI to exit_e->dest and adjust all uses after the loop.
119 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
120 children with clone_tree_hash, not after it.
122 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
124 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
125 extended identifiers.
127 2012-02-16 Jakub Jelinek <jakub@redhat.com>
130 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
131 a same_body_alias, also test whether e->callee isn't a former
132 or current clone of the decl this is a same body alias of.
135 * cgraphunit.c (verify_cgraph_node): Fix a typo.
137 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
139 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
141 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
144 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
145 force_reg instead of copy_to_reg for better optimization. Force
146 non-register or memory operands into a register.
148 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
150 * extend.texi: Reserve upper bits of memory model for future use.
152 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
153 Anatoly Sokolov <aesok@post.ru>
154 Eric Weddington <eric.weddington@atmel.com>
157 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
158 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
159 Rewrite initializers for .macro.
160 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
161 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
162 atxmega32d4, atxmega32x1.
163 avrxmega4: atxmega64a3, atxmega64d3.
164 avrxmega5: atxmega64a1, atxmega64a1u.
165 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
166 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
167 avrxmega7: atxmega128a1, atxmega128a1u.
168 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
169 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
170 (struct base_arch_s): Rename reserved to xmega_p.
171 Rename reserved2 to have_rampd.
172 (AVR_XMEGA): New define.
173 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
174 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
175 * config/avr/predicates.md (io_address_operand): Take into
177 (low_io_address_operand): Ditto.
178 (high_io_address_operand): Ditto.
179 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
180 (enabled, movhi_sp_r): Use them.
181 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
182 cpp_define_formatted to built-in define __AVR_ARCH__.
183 (__AVR_XMEGA__): New built-in define.
184 (__AVR_HAVE_RAMPD__): New built-in define.
185 (__AVR_HAVE_RAMPX__): New built-in define.
186 (__AVR_HAVE_RAMPY__): New built-in define.
187 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
189 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
190 (avr_option_override): Initialize them.
191 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
192 (avr_init_expanders): Initialize them. No more block several calls.
193 (emit_push_sfr): New static function.
194 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
196 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
197 (avr_print_operand): Print addreeses as symbols for
198 RAMPX, RAMPY, RAMPD, CCP.
199 (output_movhi): Handle AVR_XMEGA when writing to SP.
200 (avr_out_movhi_mr_r_xmega): New static function.
201 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
202 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
203 __RAMPD__, __CCP__ as needed.
205 * config/avr/multilib.h: Regenerate.
206 * config/avr/t-multilib: Regenerate.
207 * config/avr/avr-tables.opt: Regenerate.
209 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
211 PR tree-optimization/50561
212 * graphite-flattening.c (lst_project_loop): Do not
213 remove old scattering dimensions after flattening.
214 (lst_do_flatten): Likewise.
216 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
218 * doc/extend.texi (AVR Built-in Functions): Remove doc for
219 __builtin_avr_map8, __builtin_avr_map16.
220 Document __builtin_avr_insert_bits.
222 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
223 (insert_bits): New insn.
224 (adjust_len.map_bits): Rename to insert_bits.
225 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
226 * avr-protos.h (avr_out_map_bits): Remove.
227 (avr_out_insert_bits, avr_has_nibble_0xf): New.
228 * config/avr/constraints.md (Cxf,C0f): New.
229 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
230 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
231 New built-in define __BUILTIN_AVR_INSERT_BITS.
232 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
233 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
234 (avr_move_bits): Rewrite.
235 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
237 (avr_map_op_t): New typedef.
238 (avr_map_op): New static variable.
239 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
240 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
241 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
242 (bdesc_3arg, avr_expand_triop_builtin): New.
243 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
244 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
245 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
246 (avr_map_equal_p, avr_map_sig_p): Remove.
247 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
248 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
249 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
250 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
251 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
252 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
254 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
256 * config/c6x/c6x.md (reserve_cycles): New attribute.
257 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
258 don't reserve functional units after the branch occurs.
260 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
263 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
264 functions into non-tm_pure functions.
266 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
269 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
270 (iterative_hash_canonical_type): Likewise.
271 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
274 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
276 * haifa-sched.c (prune_ready_list): Ensure that if there is a
277 sched-group insn, it either remains alone or the entire list is
280 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
282 * doc/install.texi (Prerequisites): Fix grammar.
283 (Configuration): Likewise.
285 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
287 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
288 MPC as part of GCC before describing configuring with --with-gmp etc.
289 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
292 2012-02-14 Jakub Jelinek <jakub@redhat.com>
295 * dwarf2out.c (clone_tree_hash): New function.
296 (copy_decls_walk): Use it instead of clone_tree.
298 2012-02-14 Richard Guenther <rguenther@suse.de>
300 PR tree-optimization/52244
301 PR tree-optimization/51528
302 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
303 replacements for integral types.
305 2012-02-14 Walter Lee <walt@tilera.com>
307 * config.gcc: Handle tilegx and tilepro.
308 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
310 Add HAVE_AS_TLS check for tilegx and tilepro.
311 * configure: Regenerate.
312 * doc/contrib.texi: Add Mat Hostetter and self.
313 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
314 Document instruction intrinsics and network accessing intrinsics.
315 (TILEPro Built-in Functions): New node. Document instruction
316 intrinsics and network accessing intrinsics.
317 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
318 (Specific, tilepro-*-linux*): Likewise.
319 * doc/invoke.texi (TILE-Gx Options): New section.
320 (TILEPro Options): New section.
321 * doc/md.texi (TILE-Gx): New section.
322 (TILEPro): New section.
323 * common/config/tilegx/tilegx-common.c: New file.
324 * common/config/tilepro/tilepro-common.c: New file.
325 * config/tilegx/constraints.md: New file.
326 * config/tilegx/linux.h: New file.
327 * config/tilegx/mul-tables.c: New file.
328 * config/tilegx/predicates.md: New file.
329 * config/tilegx/sync.md: New file.
330 * config/tilegx/t-tilegx: New file.
331 * config/tilegx/tilegx-builtins.h: New file.
332 * config/tilegx/tilegx-c.c: New file.
333 * config/tilegx/tilegx-generic.md: New file.
334 * config/tilegx/tilegx-modes.def: New file.
335 * config/tilegx/tilegx-multiply.h: New file.
336 * config/tilegx/tilegx-protos.h: New file.
337 * config/tilegx/tilegx.c: New file.
338 * config/tilegx/tilegx.h: New file.
339 * config/tilegx/tilegx.md: New file.
340 * config/tilegx/tilegx.opt: New file.
341 * config/tilepro/constraints.md: New file.
342 * config/tilepro/gen-mul-tables.cc: New file.
343 * config/tilepro/linux.h: New file.
344 * config/tilepro/mul-tables.c: New file.
345 * config/tilepro/predicates.md: New file.
346 * config/tilepro/t-tilepro: New file.
347 * config/tilepro/tilepro-builtins.h: New file.
348 * config/tilepro/tilepro-c.c: New file.
349 * config/tilepro/tilepro-generic.md: New file.
350 * config/tilepro/tilepro-modes.def: New file.
351 * config/tilepro/tilepro-multiply.h: New file.
352 * config/tilepro/tilepro-protos.h: New file.
353 * config/tilepro/tilepro.c: New file.
354 * config/tilepro/tilepro.h: New file.
355 * config/tilepro/tilepro.md: New file.
356 * config/tilepro/tilepro.opt: New file.
358 2012-02-14 Jakub Jelinek <jakub@redhat.com>
360 PR tree-optimization/52210
361 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
362 vect_model_simple_cost with two entry vect_def_type array instead
365 2012-02-14 Richard Guenther <rguenther@suse.de>
368 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
369 Do not stream DECL_QUALIFIER.
370 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
371 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
372 (find_decls_types_r): Do not walk DECL_QUALIFIER.
374 2012-02-14 Jakub Jelinek <jakub@redhat.com>
377 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
380 2012-02-13 Jakub Jelinek <jakub@redhat.com>
383 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
384 * cselib.c (cselib_subst_to_values_from_insn): New function.
385 * sched-deps.c (add_insn_mem_dependence,
386 sched_analyze_1, sched_analyze_2): Use it.
388 2012-02-13 Jan Hubicka <jh@suse.cz>
391 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
393 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
395 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
396 (GTM_SELF_SPECS): Define if not already defined.
397 (driver_self_specs): Add GTM_SELF_SPECS.
398 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
399 (GTM_SELF_SPECS): Define.
400 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
401 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
403 2012-02-13 Jakub Jelinek <jakub@redhat.com>
405 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
408 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is
412 * omp-low.c (expand_omp_for): If a static schedule without
413 chunk size has NULL region->cont, force fd.chunk_size to be
416 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
419 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
421 2012-02-13 Richard Guenther <rguenther@suse.de>
424 * passes.c (enable_disable_pass): Fix typo.
426 2012-02-13 Jakub Jelinek <jakub@redhat.com>
429 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
430 XOR for reduce_bit_field if type is unsigned.
432 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
434 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
435 disallow changes from SFmode to mode with different size in FP regs.
437 2012-02-12 Robert Millan <rmh@gnu.org>
438 Gerald Pfeifer <gerald@pfeifer.com>
440 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
443 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
445 PR rtl-optimization/52175
446 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
447 to frame-related instructions.
449 2012-02-10 Jason Merrill <jason@redhat.com>
452 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
453 (demangle_new_symbols): Fill it.
454 (scan_linker_output): Walk it.
455 (start_tweaking): Split out from scan_linker_output.
456 (maybe_tweak): Update sym->chosen.
457 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
459 2012-02-11 Jakub Jelinek <jakub@redhat.com>
462 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use
465 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
467 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
468 having the same mode as previous compare.
470 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
472 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
473 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
474 (nonlocal_goto_internal): Likewise.
475 (nonlocal_goto): Emit a use and an indirect jump directly.
477 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
480 * doc/extend.texi : Update comments for __atomic_compare_exchange and
481 __atomic_{is,always}_lock_free.
483 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
486 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
487 negative constant address for x32.
489 2012-02-10 Richard Henderson <rth@redhat.com>
491 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
492 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
493 for GIMPLE_TRANSACTION. Tidy if's into a switch.
495 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
496 Ira Rosen <irar@il.ibm.com>
498 PR tree-optimization/50031
499 * targhooks.c (default_builtin_vectorization_cost): Handle
501 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
502 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
503 all types of reduction and pattern statements.
504 (vect_estimate_min_profitable_iters): Likewise.
505 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
506 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
507 for explicit realigns.
508 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
509 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
511 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
512 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
513 vec_perm for VSX and handle vec_promote_demote.
515 2012-02-10 Jakub Jelinek <jakub@redhat.com>
518 * builtins.c (fold_builtin_atomic_always_lock_free,
519 expand_builtin_atomic_always_lock_free,
520 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
521 Return and/or test boolean_true_node/boolean_false_node instead of
522 integer_one_node/integer_zero_node.
524 2012-02-10 Jan Hubicka <jh@suse.cz>
527 * predict.c (predict_paths_for_bb): Prevent looping.
528 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
530 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
532 * config/arm/arm.c (output_move_double): In one case properly
533 count number of instructions that will be emitted.
535 2012-02-10 Richard Guenther <rguenther@suse.de>
538 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
540 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
543 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
545 2012-02-09 Jakub Jelinek <jakub@redhat.com>
548 * var-tracking.c (emit_note_insn_var_location): If
549 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
550 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
551 non-NOTE_DURING_CALL_P insn.
553 2012-02-09 Bin Cheng <bin.cheng@arm.com>
556 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
558 2012-02-08 Magnus Granberg <zorry@gentoo.org>
561 * gcc.c (switch_matches) Support switches with separated form,
564 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
566 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
569 * config/avr/avr.c (avr_addr_t): New typedef.
570 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
571 (avr_init_expanders): Initialize it.
572 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
574 (expand_epilogue): Ditto.
575 (avr_print_operand): Ditto.
576 (avr_file_start): Ditto.
577 (avr_emit_movmemhi): Ditto.
579 2012-02-08 Richard Guenther <rguenther@suse.de>
581 PR tree-optimization/46886
582 * tree-flow.h (do_while_loop_p): Declare.
583 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
584 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
586 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
588 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
589 always succeed for integers larger than a native word.
591 2012-02-08 Richard Guenther <rguenther@suse.de>
593 PR rtl-optimization/52170
594 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
595 properly handle integer vector modes.
597 2012-02-08 Jakub Jelinek <jakub@redhat.com>
599 PR gcov-profile/52150
600 * coverage.c: Include target.h.
601 (build_var): Call targetm.strip_name_encoding on the assembler name.
602 Change one _ into . or $ if the target allows it.
603 * Makefile.in (coverage.o): Depend on $(TARGET_H).
605 PR rtl-optimization/52139
606 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
607 is a BARRIER after emit_insn_after_noloc, move BB_END
608 to the last non-BARRIER insn before it.
610 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
613 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
614 (mips_gimplify_va_arg_expr): Call it instead of
615 std_gimplify_va_arg_expr.
617 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
619 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
620 message for -mno-pointers-to-nested-function.
622 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
625 * expr.c (get_inner_reference): If there is an offset, add a negative
626 bit position to it (if any).
628 2012-02-07 Jakub Jelinek <jakub@redhat.com>
630 PR rtl-optimization/52060
631 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
632 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
633 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
634 and/or i0src_copy2 when needed.
636 2012-02-07 Jakub Jelinek <jakub@redhat.com>
638 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
639 or LTOPLUGINSONAME if have_c.
641 * config/freebsd-spec.h: Add comment about what macros can be defined
643 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
644 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
647 2012-02-07 Richard Guenther <rguenther@suse.de>
649 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
650 newline in -alias dumps.
652 2012-02-07 Kai Tietz <ktietz@redhat.com>
653 Dave Korn <dave.korn.cygwin@gmail.com>
656 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
657 Take care that typinfo gets dllexport-attribute.
659 2012-02-07 Jakub Jelinek <jakub@redhat.com>
662 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
663 if modifier < EXPAND_SUM call force_operand on the result.
665 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
667 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
668 adding __forwarder_dst__ prefix if a forwarder_section attribute is
670 (epiphany_function_type): Replace types for specific interrupts with
671 EPIPHANY_FUNCTION_INTERRUPT.
672 (EPIPHANY_INTERRUPT_P): Update.
673 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
675 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
676 <disinterrupt>: Affects type identity.
677 (epiphany_handle_interrupt_attribute): Handle variable number of
679 (epiphany_compute_function_type): Update for new
680 epiphany_function_type definition.
681 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
682 handlers with a longcall forwarder.
683 (epiphany_start_function): Handle multiple interrupt arguments and/or
684 forwarder_section attribute.
686 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
689 2012-02-07 Alan Modra <amodra@gmail.com>
692 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
695 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
697 PR tree-optimization/50969
698 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
699 use vec_perm rather than vector_stmt.
700 (vect_model_load_cost): Likewise.
701 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
702 vec_perm to be the same as other vector statements.
703 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
704 cost of vec_perm for TARGET_VSX.
706 2012-02-06 Richard Guenther <rguenther@suse.de>
708 PR tree-optimization/52115
709 * tree-sra.c (access_has_replacements_p): New function.
710 (sra_modify_assign): Use it to decide whether a use is uninitialized.
712 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
715 * trans-mem.c (expand_call_tm): Add an assertion.
716 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
719 2012-02-06 Richard Guenther <rguenther@suse.de>
721 PR tree-optimization/50955
722 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
723 raise cost of expressions that replace an address with an
724 expression based on a different pointer.
726 2012-02-06 Jakub Jelinek <jakub@redhat.com>
729 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
730 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
732 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
735 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
736 -Weffc++ and specify guidelines come from second edition.
738 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
740 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
741 (sibcall_value_multiple_internal, call_split, call_internal_direct)
742 (call_direct_split, call_value_split, call_value_internal_direct)
743 (call_value_direct_split, call_value_multiple_split): Use jal and
744 jal_macro attributes.
746 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
748 * reload1.c (reload_regs_reach_end_p): Replace with...
749 (reload_reg_rtx_reaches_end_p): ...this function.
750 (new_spill_reg_store): Update commentary.
751 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
752 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
753 before setting new_spill_reg_store.
754 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
755 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
756 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
757 for non-spill reload registers.
759 2012-02-05 Ira Rosen <irar@il.ibm.com>
761 PR tree-optimization/52091
762 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
763 (vect_is_simple_use_1): Likewise.
764 * tree-vect-loop.c (vectorizable_reduction): Update calls
765 to vect_is_simple_use_1 and vect_is_simple_use.
766 (vectorizable_live_operation): Likewise.
767 * tree-vect-patterns.c (widened_name_p,
768 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
769 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
770 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
771 vectorizable_shift,vectorizable_operation, vectorizable_store,
772 vectorizable_load): Likewise.
773 (vect_is_simple_cond): Add an argument, pass it to
774 vect_is_simple_use_1.
775 (vectorizable_condition): Update calls to vect_is_simple_cond,
777 (vect_is_simple_use): Add an argument, the statement in which
778 OPERAND is used. Check that if OPERAND's def stmt is a double
779 reduction phi node, the use is a phi node too.
780 (vect_is_simple_use_1): Add an argument, pass it to
782 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
783 to vect_is_simple_use.
785 2012-02-04 Jakub Jelinek <jakub@redhat.com>
787 PR rtl-optimization/52095
788 * modulo-sched.c (dump_insn_locator): New function.
789 (loop_canon_p, sms_schedule): Use it.
791 PR rtl-optimization/52113
792 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
793 even for decomposable shift/zext insns.
795 2012-02-03 Jakub Jelinek <jakub@redhat.com>
796 Zdenek Dvorak <ook@ucw.cz>
798 PR rtl-optimization/52092
799 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
800 on get_iv_value result.
802 2012-02-02 Andrew Pinski <apinski@cavium.com>
806 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
808 2012-02-02 Jakub Jelinek <jakub@redhat.com>
811 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
813 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
815 PR rtl-optimization/49800
816 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
817 (sched_finish): Call regstat_free_n_sets_and_refs.
819 2012-02-02 Jia Liu <proljc@gmail.com>
821 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
824 2012-02-02 Jan Hubicka <jh@suse.cz>
825 Tom de Vries <tom@codesourcery.com>
828 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
829 * varpool.c (varpool_analyze_pending_decls): Likewise.
831 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
832 Jayant R Sonar <jayant.sonar@kpitcummins.com>
834 * config.gcc: Add cr16-* support.
836 * doc/extend.texi: Document cr16 extensions.
837 * doc/install.texi: Document cr16 install.
838 * doc/invoke.texi: Document cr16 options.
839 * doc/md.texi: Document cr16 constraints.
841 * common/config/cr16/cr16-common.c: New file.
842 * config/cr16/cr16.c: New file.
843 * config/cr16/cr16.h: New file.
844 * config/cr16/cr16.md: New file.
845 * config/cr16/cr16.opt: New file.
846 * config/cr16/cr16-protos.h: New file.
847 * config/cr16/predicates.md: New file.
848 * config/cr16/constraints.md: New file.
849 * config/cr16/t-cr16: New file.
851 2012-02-02 Jakub Jelinek <jakub@redhat.com>
854 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
855 that operands[2] is either immediate, or q_regs_operand.
857 PR tree-optimization/52073
858 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
859 a pattern stmt for pattern uses, ignore uses outside of the loop.
861 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
863 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
864 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
865 (OUT_AS1, OUT_AS2): Remove.
867 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
869 PR rtl-optimization/51374
870 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
871 to cross other volatile_refs_p insns.
873 2012-02-01 Richard Guenther <rguenther@suse.de>
875 * doc/invoke.texi (fno-inline): Clarify documentation.
876 (finline-small-functions): Likewise.
877 (finline-functions): Likewise.
878 * common.opt (finline): Adjust comment and documentation.
879 (finline-small-functions): Clarify documentation.
880 (finline-functions): Likewise.
881 (finline-functions-called-once): Likewise.
883 2012-02-01 Tristan Gingold <gingold@adacore.com>
885 * c-typeck.c (composite_type): Keep mode for pointers.
887 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
889 * function.h (regno_reg_rtx): Adjust comment.
890 * reginfo.c (init_reg_modes_target): Only use the previous mode
891 if it fits within one register. Remove MIPS comment.
893 2012-01-31 Jakub Jelinek <jakub@redhat.com>
896 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
898 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
900 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
903 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
905 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
907 2012-01-31 Jakub Jelinek <jakub@redhat.com>
912 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
914 2012-01-31 Richard Guenther <rguenther@suse.de>
916 PR tree-optimization/51528
917 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
920 2012-01-31 Jakub Jelinek <jakub@redhat.com>
925 * ree.c (add_removable_extension): Change def_map argument
926 to unsigned *, store in def_map 1 + offset into *insn_list vector
927 instead of pointers into the vector.
928 (find_removable_extensions): Adjust caller.
930 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
932 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
933 Transform all "* quoted-c-code" to { c-code }.
934 Remove redundant test for "optimize" in combine patterns.
935 Move (include "avr-dimode.md") to end of file.
937 2012-01-30 Bin Cheng <bin.cheng@arm.com>
940 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
941 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
943 2012-01-30 Richard Guenther <rguenther@suse.de>
945 PR tree-optimization/52028
946 * tree-loop-distribution.c (ldist_gen): Properly update
949 2012-01-30 Jakub Jelinek <jakub@redhat.com>
952 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
953 set_cur_line_info_table if not emitting debug info.
955 PR tree-optimization/52046
956 * tree-vect-patterns.c (check_bool_pattern): Give up if
957 a comparison could throw.
960 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
962 2012-01-30 Richard Guenther <rguenther@suse.de>
964 PR tree-optimization/52045
965 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
966 SSA form if cfgcleanup did anything.
968 2012-01-30 Richard Guenther <rguenther@suse.de>
970 PR tree-optimization/52045
971 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
972 before computing final todo.
974 2012-01-30 Richard Guenther <rguenther@suse.de>
976 PR tree-optimization/51528
977 * tree-sra.c (sra_modify_assign): Re-factor in preparation
980 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
982 * df-problems.c (df_kill_notes): Check that the use refers
983 to the note under examination.
985 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
988 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
989 parameter and use short-lived pseudos.
990 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
991 (sparc_expand_vector_init): Const-ify local variables and adjust
992 calls to above functions.
994 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
996 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
998 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
1000 * doc/invoke.texi: Make usage of "compile time" and
1001 "run time"/"runtime" consistent throughout the file.
1003 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
1005 * config/alpha/alpha.c (alpha_option_override): Default to
1006 full IEEE compliance mode for Go language.
1008 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
1010 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
1011 (LINK_SSP_SPEC): Define.
1013 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1016 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
1019 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
1021 * doc/invoke.texi: Correct hyphenation of "floating point",
1022 "double precision", and related terminology throughout the file.
1024 2012-01-28 Jakub Jelinek <jakub@redhat.com>
1027 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
1028 arm_general_register_operand predicate for operand 2 instead of
1031 2012-01-27 Ian Lance Taylor <iant@google.com>
1034 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
1035 * builtins.c (expand_builtin_init_trampoline): Add onstack
1036 parameter. Change caller.
1037 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
1038 * tree.c (build_common_builtin_nodes): Declare
1039 __builtin_init_heap_trampoline.
1041 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
1043 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
1044 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
1045 * config/avr/avr.c: Ditto.
1046 (avr_regnames): Remove because unused.
1047 * config/avr/avr.md (*cpse.ne): New peephole.
1048 (*cpse.eq): New peephole from former cpse peepholes.
1050 2012-01-27 Michael Eager <eager@eagercon.com>
1052 * config/microblaze.c (microblaze_emit_compare): Correct
1053 test after pcmp instruction.
1055 2012-01-27 Richard Guenther <rguenther@suse.de>
1057 PR tree-optimization/52020
1058 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
1060 2012-01-27 Richard Guenther <rguenther@suse.de>
1062 * ipa-pure-const.c (check_stmt): Clobbers do not make a
1063 function non-const/pure.
1065 2012-01-27 Richard Guenther <rguenther@suse.de>
1067 PR tree-optimization/50444
1068 * tree-sra.c (build_ref_for_offset): Properly adjust the
1069 MEM_REF type for unaligned accesses.
1071 2012-01-27 Richard Guenther <rguenther@suse.de>
1073 PR tree-optimization/50444
1074 * expr.c (mem_ref_refers_to_non_mem_p): New function.
1075 (expand_assignment): Use it. Properly handle misaligned
1076 bases when expanding stores to component references.
1077 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
1080 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
1083 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
1084 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
1085 * tree-data-ref.c (find_data_references_in_loop): Make static.
1086 (compute_all_dependences): Change return type to bool. Bail out
1087 for too many datarefs in a loop. Move the hunk resetting the data
1088 dependences vector from ...
1089 (compute_data_dependences_for_loop): ... here. Account for
1090 compute_all_dependences returning false.
1091 (compute_data_dependences_for_bb): Likewise.
1092 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
1093 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
1095 2012-01-27 Richard Guenther <rguenther@suse.de>
1098 * expr.c (store_field): Use the alias-set of the scratch memory
1101 2012-01-27 Tom de Vries <tom@codesourcery.com>
1103 PR tree-optimization/51990
1104 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
1106 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
1108 2012-01-27 Jakub Jelinek <jakub@redhat.com>
1111 * var-tracking.c (reverse_op): Don't add any reverse operation
1112 if V already has any constant locations.
1114 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
1116 * doc/invoke.texi: Correct usage of "command line" (noun)
1117 vs "command-line" (adjective) throughout.
1119 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
1121 * doc/invoke.texi (Language Independent Options): Move
1122 -Wcoverage-mismatch blurb from here....
1123 (Warning Options): ...to here.
1125 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
1127 * config/rs6000/rs6000.c (rs6000_option_override_internal):
1128 Set rs6000_always_hint to false for 476.
1130 2012-01-27 Matthias Klose <doko@ubuntu.com>
1132 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
1134 * incpath.c (add_standard_paths): Likewise.
1136 2012-01-27 Richard Henderson <rth@redhat.com>
1138 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
1139 * config/m68k/sync.md (atomic_test_and_set): Rename from
1140 sync_test_and_setqi and adjust the operands.
1141 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
1142 and unconditionally enable.
1144 2012-01-27 Richard Henderson <rth@redhat.com>
1146 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
1147 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
1148 (ldstub): Rename from ldstubqi.
1149 (ldstub<I24MODE>): Remove.
1151 2012-01-27 Richard Henderson <rth@redhat.com>
1153 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
1154 * c-cppbuiltin.c (cpp_atomic_builtins): Define
1155 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
1156 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
1157 * doc/tm.texi: Rebuild.
1159 2012-01-27 Richard Henderson <rth@redhat.com>
1161 * optabs.c (gen_atomic_test_and_set): Remove default.
1162 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
1164 2012-01-26 Jakub Jelinek <jakub@redhat.com>
1166 PR rtl-optimization/51978
1167 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
1168 (combine_reaching_defs): Likewise.
1169 (struct re_info): Remove.
1170 (add_removable_extension): Remove x and data arguments,
1171 add insn, insn_list and def_map. Use the arguments directly
1172 instead of using struct re_info.
1173 (find_removable_extensions): Don't call add_removable_extension
1174 through note_stores, instead just call it with single_set
1176 (find_and_remove_re): Pass curr_cand->expr instead of
1177 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
1179 2012-01-26 Michael Matz <matz@suse.de>
1181 PR tree-optimization/46590
1182 * cfgexpand.c: Revert last change (r183305).
1183 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
1185 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
1186 checking for emptiness.
1188 2012-01-26 Jakub Jelinek <jakub@redhat.com>
1191 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
1192 non-addressable non-BLKmode base correctly.
1194 2012-01-26 Michael Matz <matz@suse.de>
1196 PR tree-optimization/48794
1197 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
1198 regions referenced from RESX/EH_DISPATCH.
1200 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1202 * config/s390/s390.h: Make BRANCH_COST an option.
1203 * config/s390/s390.opt: New option -mbranch-cost.
1205 2012-01-26 Richard Henderson <rth@redhat.com>
1207 Revert 2012-01-24 change:
1208 * trans-mem.c (requires_barrier): Do not instrument thread local
1209 variables and emit save/restore for them.
1211 2012-01-25 Jakub Jelinek <jakub@redhat.com>
1214 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
1217 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
1219 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
1222 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
1225 Rename __pgm to __flash.
1226 Rename __pgm1 to __flash1.
1227 Rename __pgm2 to __flash2.
1228 Rename __pgm3 to __flash3.
1229 Rename __pgm4 to __flash4.
1230 Rename __pgm5 to __flash5.
1231 Rename __pgmx to __memx.
1232 * doc/extend.texi (AVR Named Address Spaces)
1233 Rename address space names as indicated above.
1234 * config/avr/avr.c (avr_addrspace): Ditto.
1236 * config/avr/avr-protos.h
1237 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
1238 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
1239 * config/avr/predicates.md: Ditto.
1240 * config/avr/avr.c Ditto, and
1241 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
1242 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
1244 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
1245 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
1246 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
1247 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
1248 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
1249 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
1250 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
1251 * config/avr/avr.c: Ditto.
1252 * config/avr/avr.md: Ditto.
1254 2012-01-25 Jason Merrill <jason@redhat.com>
1257 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
1259 2012-01-25 Jakub Jelinek <jakub@redhat.com>
1261 PR tree-optimization/51987
1262 * tree-data-ref.c (get_references_in_stmt): Handle references in
1263 non-volatile GIMPLE_ASM.
1265 2012-01-25 Richard Guenther <rguenther@suse.de>
1267 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
1268 bases are dereferenced.
1270 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
1272 PR rtl-optimization/48374
1273 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
1275 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
1277 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
1278 compute_data_dependences_for_loop returns false.
1279 * tree-parloops.c (loop_parallel_p): Likewise.
1281 2012-01-25 Richard Guenther <rguenther@suse.de>
1283 * tree.h (get_pointer_alignment_1): Declare.
1284 * builtins.c (get_pointer_alignment_1): New function.
1285 (get_pointer_alignment): Use it.
1287 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1289 PR rtl-optimization/48308
1290 * combine.c (enum undo_kind): Add UNDO_LINKS.
1291 (struct undo): Add member l to other_contents and where.
1292 (do_SUBST_LINK): New.
1294 (try_combine): Handle LOG_LINKS for the dummy i1 case.
1295 (undo_all): Handle UNDO_LINKS.
1297 2012-01-25 Richard Henderson <rth@redhat.com>
1299 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
1302 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
1304 * optabs.c (gen_atomic_test_and_set): Use each argument.
1306 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
1308 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
1309 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
1310 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
1311 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
1312 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
1313 TARGET_PAIRED_SINGLE_FLOAT.
1315 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
1317 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
1318 (in_struct, return_val): Remove MEM documentation.
1319 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
1320 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
1321 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
1323 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
1324 * cfgexpand.c (add_alias_set_conflicts): Likewise.
1325 * expr.c (store_field): Likewise.
1326 * function.c (assign_stack_temp_for_type): Likewise.
1327 * ifcvt.c (noce_try_cmove_arith): Likewise.
1328 * reload1.c (reload): Likewise.
1329 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
1330 (alpha_set_memflags): Likewise.
1331 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
1333 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
1335 * rtl.h (true_dependence, canon_true_dependence): Remove varies
1337 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
1338 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
1339 (true_dependence_1, true_dependence, canon_true_dependence): Remove
1341 * cselib.c (cselib_rtx_varies_p): Delete.
1342 (cselib_invalidate_mem): Update call to canon_true_dependence.
1343 * dse.c (record_store, check_mem_read_rtx): Likewise.
1344 (scan_reads_nospill): Likewise.
1345 * cse.c (check_dependence): Likewise.
1346 (cse_rtx_varies_p): Delete.
1347 * expr.c (safe_from_p): Update call to true_dependence.
1348 * ira.c (validate_equiv_mem_from_store): Likewise.
1349 (memref_referenced_p): Likewise.
1350 * postreload-gcse.c (find_mem_conflicts): Likewise.
1351 * sched-deps.c (sched_analyze_2): Likewise.
1352 * store-motion.c (load_kills_store): Likewise.
1353 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
1354 * gcse.c (mems_conflict_for_gcse_p): Likewise.
1355 (compute_transp): Update call to canon_true_dependence.
1357 2012-01-25 Richard Henderson <rth@redhat.com>
1359 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
1360 (maybe_emit_atomic_test_and_set): New.
1361 (expand_sync_lock_test_and_set): Use it.
1362 (expand_atomic_test_and_set): Likewise.
1363 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
1364 the implementation; clarify implementation defined details.
1365 * doc/md.texi (atomic_test_and_set): Document.
1367 2012-01-25 Richard Henderson <rth@redhat.com>
1369 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
1371 2012-01-25 Richard Henderson <rth@redhat.com>
1374 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
1375 to effect no-op split.
1377 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
1380 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
1381 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
1382 (BT_FN_VOID_PTR_INT_SIZE): New.
1383 (BT_FN_UINT_UINT_VAR): Remove.
1384 (BT_FN_UINT32_UINT32_VAR): New.
1385 (BT_FN_DOUBLE_VPTR): Remove.
1386 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
1388 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
1389 (_ITM_changeTransactionMode): Same.
1390 (_ITM_memmoveRtWt): Change return type to void.
1391 (_ITM_memcpyRtWt): Same.
1392 (_ITM_memsetW): Same.
1393 (_ITM_RaRD): Change types to double.
1398 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
1400 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
1401 Patrick Marlier <patrick.marlier@gmail.com>
1403 * trans-mem.c (requires_barrier): Do not instrument thread local
1404 variables and emit save/restore for them.
1406 2012-01-24 Jason Merrill <jason@redhat.com>
1409 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
1410 output static aliases.
1412 2012-01-24 Jakub Jelinek <jakub@redhat.com>
1415 * common.opt (-pie, -shared, pie, shared): Change from Common to
1417 * gcc.c (display_help): Display help for -pie and -shared.
1419 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
1422 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
1423 Remove note on size/offset limitation.
1424 (AVR Variable Attributes): Add example how to read data located
1425 with progmem. Refer to named address spaces.
1426 * doc/invoke.texi (AVR Options): Fix typo.
1428 2012-01-24 Richard Guenther <rguenther@suse.de>
1430 Forward-port to trunk
1431 2010-09-21 Jakub Jelinek <jakub@redhat.com>
1434 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
1435 op0 isn't sufficiently aligned and there is movmisalignM
1436 insn for mode, use it to load op0 into a temporary register.
1438 2012-01-24 Jakub Jelinek <jakub@redhat.com>
1441 * target.def (const_not_ok_for_debug_p): New hook.
1442 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
1444 * doc/tm.texi: Regenerated.
1445 * dwarf2out.c (const_ok_for_output_1): If
1446 targetm.const_not_ok_for_debug_p returns true, fail.
1447 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
1449 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
1451 2012-01-23 Kai Tietz <ktietz@redhat.com>
1454 * config/i386/predicates.md (symbolic_operand): Allow
1455 UNSPEC_PCREL as PIC expression for lea.
1456 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
1457 * config/i386/i386.c (ix86_delegitimize_address): Handle
1458 UNSPEC_PCREL for none-MEM, too.
1460 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
1462 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
1463 (ipa_tm_create_version_alias): Same.
1465 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
1468 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
1469 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
1471 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
1472 Patrick Marlier <patrick.marlier@gmail.com>
1473 Iain Sandoe <developer@sandoe-acoustics.co.uk>
1476 * lto-wrapper.c (run_gcc): Pass the LTO section name to
1477 simple_object_start_read.
1479 2012-01-23 Richard Guenther <rguenther@suse.de>
1482 PR tree-optimization/51895
1483 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
1484 parameter decomposition into BLKmode components.
1486 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
1488 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
1489 fake variables for restrict-qualified pointers whose pointed-to type
1490 contains a placeholder.
1492 2012-01-23 Richard Guenther <rguenther@suse.de>
1494 PR tree-optimization/51949
1495 * ipa-split.c (execute_split_functions): Do not split malloc functions.
1497 2012-01-23 Jakub Jelinek <jakub@redhat.com>
1499 PR rtl-optimization/51933
1500 * ree.c (transform_ifelse): Return true right away if dstreg is
1501 already wider or equal to cand->mode.
1502 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
1503 (make_defs_and_copies_lists): Remove defs_list and copies_list
1504 arguments, add state argument, just truncate state->work_list
1505 instead of always allocating and freeing the vector. Assert that
1506 get_defs succeeds instead of returning 2. Changed return type to bool.
1507 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
1508 have ext_src_mode, see if it has been modified already with the
1509 right kind of extension and has been extended before from the
1510 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
1511 just return true. Remember the original mode in state->modified array.
1512 (combine_reaching_defs): Add state argument. Don't allocate and
1513 free here def_list, copied_list and vec vectors, instead just
1514 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
1515 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
1516 Add state variable, clear vectors in it, initialize state.modified
1517 if needed. Free all the vectors at the end and state.modified too.
1518 Don't skip a candidate if the extension expression has been modified.
1520 2012-01-22 Douglas B Rupp <rupp@gnat.com>
1523 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
1524 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
1525 (extra_options) interix.opt -> i386/interix.opt"
1526 (extra_objs):Add winnt-stubs.o
1527 * configure.ac: Add interix to target_os .comm on PE check.
1528 * configure: Regenerate.
1529 * config/interix3.h: Delete and move bits to..
1530 * config/interix.h: Delete and move bits to..
1531 * config/i386/i386-interix3.h: Delete and move bits to..
1532 * config/i386/i386-interix.h: ..here.
1533 (TARGET_CPU_DEFAULT): Remove redefinition.
1534 (TARGET_ASM_CONSTRUCTOR): Undefine.
1535 (SUBTARGET_SWITCHES): Define for ms-bitfields.
1536 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
1537 (PTRDIFF_TYPE): Define.
1538 (LONG_DOUBLE_TYPE_SIZE): Define.
1539 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
1540 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
1541 (TARGET_SECTION_TYPE_FLAGS): Define.
1542 (ASM_DECLARE_FUNCTION_NAME): Define.
1543 (ASM_OUTPUT_EXTERNAL): Define.
1544 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
1545 (ASM_OUTPUT_ALIGNED_BSS): Define.
1546 (PCC_BITFIELD_TYPE_MATTERS): Define.
1547 (USE_CONST_SECTION): Define.
1548 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
1549 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
1550 (SUPPORTS_ONE_ONLY): Remove.
1551 (I386_PE_STRIP_ENCODING): Define.
1552 * config/interix.opt: Delete and move bits to..
1553 * config/i386/interix.opt: ..here. New.
1554 (mpe-aligned-commons): Add.
1555 * config/i386/t-interix: Add copyright header.
1556 (winnt-stubs.o): Add rule.
1558 2012-01-22 Jason Merrill <jason@redhat.com>
1561 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
1562 for extra name aliases.
1564 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
1566 PR rtl-optimization/51924
1567 * ree.c (combine_set_extension): Improve debugging message.
1568 (combine_reaching_defs): Likewise.
1569 (get_defs): Rename confusingly named variable.
1570 (find_and_remove_re): Skip a candidate if the extension expression has
1573 2012-01-21 Robert Millan <rmh@gnu.org>
1574 Gerald Pfeifer <gerald@pfeifer.com>
1576 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
1577 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
1579 2012-01-20 Jakub Jelinek <jakub@redhat.com>
1581 PR tree-optimization/51914
1582 * tree-vect-stmts.c (vectorizable_conversion): For
1583 cvt_type && modifier == WIDEN, put temporary with cvt_type
1584 at the beginning of vec_dsts and set vec_dest to temporary
1587 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
1589 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
1591 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
1593 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
1594 * config/rs6000/rs6000.c: Likewise.
1596 2012-01-20 Jakub Jelinek <jakub@redhat.com>
1599 * config/arm/arm.c (arm_count_output_move_double_insns): Call
1600 output_move_double on a copy of operands array.
1602 2012-01-20 Cary Coutant <ccoutant@google.com>
1603 Dodji Seketeli <dodji@redhat.com>
1606 * dwarf2out.c (copy_declaration_context): Return ref to parent
1607 of declaration DIE, if necessary.
1608 (remove_child_or_replace_with_skeleton): Add new parameter; update
1609 caller. Place skeleton DIE under parent DIE of original declaration.
1610 Move call to copy_declaration_context to here ...
1611 (break_out_comdat_types): ... from here.
1613 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1615 PR rtl-optimization/51856
1616 * reload.c (find_reloads_subreg_address): Set the address_reloaded
1619 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1622 * config/arm/arm.c (arm_print_operand): Correct output of alignment
1623 hints for neon loads and stores.
1625 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
1629 * doc/extend.texi (Named Address Spaces): Split into subsections.
1630 (AVR Named Address Spaces): New subsection.
1631 (M32C Named Address Spaces): New subsection.
1632 (RL78 Named Address Spaces): New subsection.
1633 (SPU Named Address Spaces): New subsection.
1634 (Variable Attributes): New anchor "AVR Variable Attributes".
1635 (AVR Variable Attributes): Rewrite and avoid wording
1636 "address space" in this context.
1637 * doc/invoke.texi (AVR Options): Rewrite and add documentation
1638 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
1639 (AVR Built-in Macros): New subsubsection therein.
1640 * doc/md.texi (AVR constraints): Remove "C04", "R".
1642 2012-01-20 Richard Guenther <rguenther@suse.de>
1644 PR tree-optimization/51903
1645 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
1646 when removing stmts.
1648 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1651 * config/arm/arm.c (arm_load_pic_register): Use
1652 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
1653 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
1654 (arm_pic_static_addr): Likewise.
1655 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
1656 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
1657 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
1658 (pic_load_addr_unified): New.
1660 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
1663 * function.c (instantiate_virtual_regs_in_insn): Use
1664 delete_insn_and_edges when removing a wrong asm insn.
1666 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
1668 PR rtl-optimization/40761
1669 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
1670 Add new member loop_num.
1671 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
1672 (ira_build): Remove the parameter.
1674 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
1675 (ira.c): Do not build CFG loops for one region allocation. Remove
1676 argument from ira_build call.
1678 * ira-build.c (init_loop_tree_node): New function.
1679 (create_loop_tree_nodes): Use it. Separate the case when CFG
1680 loops are not built.
1681 (more_one_region_p): Check current_loops.
1682 (finish_loop_tree_nodes): Separate the case when CFG loops are not
1684 (add_loop_to_tree): Process loop equal to NULL too.
1685 (form_loop_tree): Separate the case when CFG loops are not built.
1686 Use explicitly number for the root.
1687 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
1689 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
1690 instead of loop->num.
1691 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
1692 (mark_all_loops_for_removal): Ditto.
1693 (remove_unnecessary_regions): Separate the case when CFG loops
1695 (ira_build): Remove the parameter. Use explicit number of regions
1696 when CFG loops are not built.
1698 * ira-color.c (print_loop_title): Separate the case for the root node.
1699 Use loop_num instead of loop->num.
1700 (move_spill_restore): Use loop_num instead of loop->num.
1702 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
1703 (change_loop): Ditto.
1704 (change_loop): Use loop_num instead of loop->num.
1706 * ira-lives.c (process_bb_node_lives): Ditto.
1708 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
1710 * ira-conflicts.c (print_allocno_conflicts): Ditto.
1712 2012-01-19 Jakub Jelinek <jakub@redhat.com>
1715 * tree-mudflap.c (mf_artificial): New function.
1716 (execute_mudflap_function_ops, execute_mudflap_function_decls,
1717 mx_register_decls, mudflap_enqueue_decl): Use it.
1720 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
1721 numbers in the insn pattern.
1723 2012-01-19 Michael Matz <matz@suse.de>
1725 PR tree-optimization/46590
1726 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
1727 use it in remembering which conflicts we already created.
1728 (add_scope_conflicts): Adjust call to above, (de)allocate helper
1731 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
1734 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
1735 (merge_and_complain): Same.
1737 2012-01-19 Jakub Jelinek <jakub@redhat.com>
1740 * config/initfini-array.h: Guard content of the header
1741 with #ifdef HAVE_INITFINI_ARRAY.
1742 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
1743 Add initfini-array.h to tm_file here.
1744 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
1745 * config.gcc: Don't add initfini-array.h to tm_file here.
1746 * configure: Regenerated.
1748 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
1750 PR rtl-optimization/51505
1751 * df-problems.c (df_kill_notes): New parameter live. Update comment.
1752 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
1753 (df_note_bb_compute): Update the call to df_kill_notes.
1755 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
1757 * trans-mem.c (requires_barrier): Remove call to is_global_var.
1759 2012-01-18 Richard Guenther <rguenther@suse.de>
1761 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
1762 of conversions to void *.
1764 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1765 Richard Sandiford <rdsandiford@googlemail.com>
1769 * optabs.h (simplify_expand_binop): Declare.
1770 * optabs.c (simplify_expand_binop): Make global.
1771 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
1772 endian targets if the source cannot be exactly covered by word
1775 2012-01-17 Jakub Jelinek <jakub@redhat.com>
1778 * hard-reg-set.h (struct hard_reg_set_container): New type.
1779 * target.h (struct hard_reg_set_container): Forward declare.
1780 * target.def (set_up_by_prologue): New target hook.
1781 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
1782 * doc/tm.texi: Regenerated.
1783 * function.c (thread_prologue_and_epilogue_insns): Change
1784 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
1785 Call targetm.set_up_by_prologue on it.
1786 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
1787 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
1789 2012-01-17 Nick Clifton <nickc@redhat.com>
1791 * config/rx/rx.c (rx_can_use_simple_return): New function.
1792 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
1793 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
1795 2012-01-17 Richard Guenther <rguenther@suse.de>
1798 * expr.c (expand_assignment): Take address-space information
1799 from the address operand of MEM_REF and TARGET_MEM_REF.
1800 (expand_expr_real_1): Likewise.
1802 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1804 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
1805 reload dump is requested.
1807 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
1810 * trans-mem.c (requires_barrier): Call may_be_aliased.
1812 2012-01-17 Jakub Jelinek <jakub@redhat.com>
1814 PR tree-optimization/51877
1815 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
1816 call arguments and fndecls compare equal, instead return false if they
1817 don't. Return true only if lhs1 and lhs2 are either both NULL, or
1818 both SSA_NAMEs that are valueized the same, or they satisfy
1821 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1823 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
1825 * configure: Regenerate.
1827 2012-01-16 Jan Hubicka <jh@suse.cz>
1831 * convert.c (convert_to_integer): Use fold_convert for
1832 converting an INTEGER_CST to integer type.
1834 2012-01-16 Jason Merrill <jason@redhat.com>
1837 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
1839 2012-01-16 Jakub Jelinek <jakub@redhat.com>
1842 * config/s390/s390.c (s390_chunkify_start): Don't skip
1843 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
1844 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
1845 If insn is followed by NOTE_INSN_VAR_LOCATION or
1846 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
1847 Don't use location of note insns.
1849 PR tree-optimization/51865
1850 * tree-inline.c (tree_function_versioning): Call remap_decl
1851 on DECL_RESULT whenever it has VOID_TYPE_P type.
1853 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
1855 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
1856 for calls to locally-binding MIPS16 functions if only the return
1857 type uses float regs.
1859 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
1860 Richard Sandiford <rdsandiford@googlemail.com>
1862 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
1863 (SYMBOL_32_HIGH): Likewise.
1864 (mips_output_tls_reloc_directive): Declare.
1865 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
1866 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
1867 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
1868 (mips_lo_relocs, mips_hi_relocs): Make extern.
1869 (mips16_stub_function): Move up file.
1870 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
1871 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
1872 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
1873 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
1874 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
1875 (mips_get_tp): Add MIPS16 support.
1876 (mips_legitimize_tls_address): Remove MIPS16 sorry().
1877 Generalize DTPREL and TPREL handling.
1878 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
1879 Add MIPS16 TLS support.
1880 (mips_output_tls_reloc_directive): New function.
1881 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
1882 * config/mips/predicates.md (symbolic_operand_with_high)
1883 (tls_reloc_operand): New predicates.
1884 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
1885 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
1886 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
1887 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
1888 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
1889 (*tls_get_tp_mips16_call_<mode>): Likewise.
1891 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
1893 PR rtl-optimization/51821
1894 * recog.c (peep2_find_free_register): Determine clobbered registers
1897 2012-01-14 Denis Chertykov <chertykov@gmail.com>
1900 * config/avr/avr-protos.h: Revert change of 2012-01-09.
1901 * config/avr/avr.c: Likewise.
1902 * config/avr/avr.h: Likewise.
1904 2012-01-13 Ian Lance Taylor <iant@google.com>
1907 * tree.h (TYPE_QUALS): Add cast to int.
1908 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
1910 2012-01-13 Ian Lance Taylor <iant@google.com>
1912 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
1913 comparing param_index to VEC_length result.
1915 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
1917 * c-decl.c: Do not include tree-mudflap.h
1918 * tree-optimize.c: Likewise.
1919 * Makefile.in: Update dependencies.
1921 2012-01-13 Richard Guenther <rguenther@suse.de>
1924 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
1925 variable-sized result always use RSO.
1927 2012-01-12 DJ Delorie <dj@redhat.com>
1929 * cfgexpand.c (convert_debug_memory_address): Allow any valid
1930 pointer type, not just the default pointer type.
1932 2012-01-09 Richard Henderson <rth@redhat.com>
1933 Denis Chertykov <chertykov@gmail.com>
1936 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
1937 * config/avr/avr.c (avr_can_eliminate): Simplify.
1938 (avr_initial_elimination_offset): Likewise.
1939 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
1940 (expand_epilogue): Likewise.
1941 (avr_legitimize_address): Gut.
1942 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
1943 (avr_hard_regno_nregs): New.
1944 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
1945 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
1946 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
1947 add soft frame pointer.
1948 (CALL_USED_REGISTERS): Likewise.
1949 (REG_CLASS_CONTENTS): Likewise.
1950 (REGISTER_NAMES): Likewise.
1951 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
1952 (HARD_FRAME_POINTER_REGNUM): New.
1953 (FRAME_POINTER_REGNUM): Use soft frame pointer.
1954 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
1955 remove the HARD_FRAME_POINTER self-elimination.
1957 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
1960 * config/avr/avr.c (avr_encode_section_info): Test for absence of
1961 DECL_EXTERNAL when checking for initializers of progmem variables.
1963 2012-01-12 Ira Rosen <irar@il.ibm.com>
1965 PR tree-optimization/51799
1966 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
1967 that the last operation is a type demotion.
1969 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
1971 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
1972 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
1974 2012-01-11 Jakub Jelinek <jakub@redhat.com>
1977 * combine.c (distribute_notes): If i3 is a noreturn call,
1978 allow old_size to be equal to args_size and make sure the
1979 noreturn call gets REG_ARGS_SIZE note.
1980 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
1981 on noreturn calls even when the delta is 0.
1983 2012-01-11 Nathan Sidwell <nathan@acm.org>
1985 * gcov.c (STRING_SIZE): Remove.
1986 (generate_results): Erase annotations for source files with no
1987 coverage information.
1989 (output_lines): Use it.
1991 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
1993 * gimple.h (gimplify_body): Remove first argument.
1994 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
1995 pointer set here, instead just pass DATA to walk_tree.
1996 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
1997 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
1998 (unvisit_body): Likewise, but with unmark_visited.
1999 (gimplify_body): Remove BODY_P argument and adjust.
2000 (gimplify_function_tree): Adjust call to gimplify_body.
2001 * omp-low.c (finalize_task_copyfn): Likewise.
2003 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
2005 * tree.h (build_function_decl_skip_args): Add boolean parameter.
2006 (build_function_type_skip_args): Delete.
2007 * tree.c (build_function_type_skip_args): Make static and add
2008 SKIP_RETURN parameter. Fix thinko in the handling of variants.
2009 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
2010 pass it to build_function_type_skip_args.
2011 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
2012 (tree_function_versioning): Likewise.
2013 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
2014 build_function_decl_skip_args.
2015 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
2016 and pass it to build_function_decl_skip_args/tree_function_versioning.
2017 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
2018 * ipa-inline-transform.c (save_inline_function_body): Likewise.
2019 * trans-mem.c (ipa_tm_create_version): Likewise.
2020 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
2021 * tree-inline.c (declare_return_variable): Remove always-true test.
2022 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
2023 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
2024 * ipa-split.c (split_function): Skip the return value for the split
2025 part if it doesn't return.
2027 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2029 PR tree-optimization/49642
2030 * ipa-split.c (forbidden_dominators): New variable.
2031 (check_forbidden_calls): New function.
2032 (dominated_by_forbidden): Likewise.
2033 (consider_split): Check for forbidden dominators.
2034 (execute_split_functions): Initialize and free forbidden
2035 dominators info; call check_forbidden_calls.
2037 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2039 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
2041 2012-01-11 Nick Clifton <nickc@redhat.com>
2043 * config/rx/rx.md (return): Define pattern.
2045 2012-01-11 Richard Guenther <rguenther@suse.de>
2047 * doc/extend.texi (malloc attribute): Adjust according to
2050 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
2051 Patrick Marlier <patrick.marlier@gmail.com>
2054 * trans-mem.c (get_cg_data): Traverse aliases if requested.
2055 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
2056 (ipa_tm_note_irrevocable): Same.
2057 (ipa_tm_scan_irr_block): Same.
2058 (ipa_tm_decrement_clone_counts): Same.
2059 (ipa_tm_scan_irr_function): Same.
2060 (ipa_tm_create_version_alias): Same.
2061 (ipa_tm_create_version): Same.
2062 (ipa_tm_transform_calls_redirect): Same.
2063 (ipa_tm_transform_calls): Same.
2064 (ipa_tm_transform_transaction): Same.
2065 (ipa_tm_execute): Same.
2067 2012-01-10 Richard Guenther <rguenther@suse.de>
2070 * opts.c (common_handle_option): Handle -Werror.
2072 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
2074 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
2077 2012-01-10 Jason Merrill <jason@redhat.com>
2079 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
2082 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2084 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
2085 supports R_386_TLS_GD_PLT reloc.
2086 (gcc_cv_as_ix86_tlsldmplt): Check if linker
2087 supports R_386_TLS_LDM_PLT reloc.
2088 * configure: Regenerate.
2089 * config.in: Regenerate.
2091 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
2094 Extend __pgmx semantics to linearize memory.
2095 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
2096 determine if code comes inline or from libgcc.
2097 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
2098 (movmem_qi, movmem_qi): Set constraint #2 to "n".
2099 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
2100 (movmemx_qi, movmemx_hi): New insns.
2101 (xload_<mode>_libgcc): Rewrite to new insn condition.
2102 (xload_<mode>): Remove insns.
2103 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
2104 cases that don't satisfy avr_xload_libgcc_p().
2105 (avr_addr_space_convert): Allow converting in any direction.
2106 (avr_addr_space_subset_p): Return always true.
2107 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
2108 (avr_emit_movmemhi): Ditto.
2109 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
2110 (avr_out_movmem): Ditto.
2111 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
2112 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
2113 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
2114 (avr_encode_section_info): Encode 'progmem' in symbol flags.
2115 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
2117 2012-01-10 Richard Guenther <rguenther@suse.de>
2119 PR tree-optimization/50913
2120 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
2121 Require data-refs to be representable by Graphite with respect
2124 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
2126 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
2127 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
2129 2012-01-10 Tom de Vries <tom@codesourcery.com>
2131 PR rtl-optimization/51271
2132 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
2133 handling annulled branch.
2135 2012-01-10 Richard Henderson <rth@redhat.com>
2137 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
2138 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
2139 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
2140 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
2141 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
2142 arm_expand_vec_perm_const): New.
2143 * config/arm/arm-protos.h: Update.
2144 * config/arm/neon.md (UNSPEC_VCONCAT): New.
2145 (*neon_vswp<VDQX>): New.
2146 (neon_vcombine<VDX>): Use neon_split_vcombine.
2147 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
2148 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
2149 (vec_perm<VE>): New.
2151 2012-01-10 Richard Henderson <rth@redhat.com>
2153 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
2154 use it if reload_completed.
2155 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
2156 arm_output_asm_insn, arm_process_output_memory_barrier,
2157 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
2158 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
2159 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
2160 arm_process_output_sync_insn, arm_output_sync_insn,
2161 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
2162 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
2163 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
2164 (emit_unlikely_jump): New.
2165 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
2166 (arm_split_atomic_op): New.
2167 * config/arm/arm-protos.h: Update.
2168 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
2169 (struct arm_sync_generator): Remove.
2170 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
2171 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
2172 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
2173 (VUNSPEC_LL, VUNSPEC_SC): New.
2174 (sync_result, sync_memory, sync_required_value, sync_new_value,
2175 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
2176 (attr length): Don't use arm_sync_loop_insns.
2177 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
2178 (movsfcc, movdfcc): Likewise.
2179 * config/arm/constraints.md (Ua): New.
2180 * config/arm/prediates.md (mem_noofs_operand): New.
2181 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
2182 (sync_clobber, sync_t2_reqd): Remove.
2183 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
2184 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
2185 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
2186 (arm_sync_compare_and_swap<SIDI>): Remove.
2187 (arm_sync_compare_and_swap<NARROW>): Remove.
2188 (arm_sync_lock_test_and_set<SIDI>): Remove.
2189 (arm_sync_lock_test_and_set<NARROW>): Remove.
2190 (arm_sync_new_<syncop><SIDI>): Remove.
2191 (arm_sync_new_<syncop><NARROW>): Remove.
2192 (arm_sync_new_nand<SIDI>): Remove.
2193 (arm_sync_new_nand<NARROW>): Remove.
2194 (arm_sync_old_<syncop><SIDI>): Remove.
2195 (arm_sync_old_<syncop><NARROW>): Remove.
2196 (arm_sync_old_nand<SIDI>): Remove.
2197 (arm_sync_old_nand<NARROW>): Remove.
2198 (*memory_barrier): Merge arm_output_memory_barrier.
2199 (atomic_compare_and_swap<QHSD>): New.
2200 (atomic_compare_and_swap<NARROW>_1): New.
2201 (atomic_compare_and_swap<SIDI>_1): New.
2202 (atomic_exchange<QHSD>): New.
2203 (cas_cmp_operand, cas_cmp_str): New.
2204 (atomic_op_operand, atomic_op_str): New.
2205 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
2206 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
2207 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
2208 (arm_load_exclusive<NARROW>): New.
2209 (arm_load_exclusivesi, arm_load_exclusivedi): New.
2210 (arm_store_exclusive<QHSD>): New.
2212 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
2214 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
2215 reload patterns if -mvsx-scalar-memory.
2217 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
2218 generated, even -mno-vsx-scalar-double was used.
2219 (vsx_xscvdpsp_scalar): Likewise.
2220 (vsx_xscvspdp_scalar2): Likewise.
2222 2012-01-09 Tom de Vries <tom@codesourcery.com>
2223 Andrew Pinski <apinski@cavium.com>
2226 * reorg.c (fill_slots_from_thread): Don't speculate
2227 frame-related insns.
2229 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
2231 * sched-int.h (bb_note): Move to...
2232 * basic-block.h: ...here.
2233 * haifa-sched.c (bb_note): Move to...
2234 * cfgrtl.c: ...here.
2235 * function.c (next_block_for_reg): New function.
2236 (move_insn_for_shrink_wrap): Likewise.
2237 (prepare_shrink_wrap): Rewrite to use the above.
2239 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
2241 * gimple.c (is_gimple_non_addressable): Remove.
2242 * gimple.h: Remove is_gimple_non_addressable.
2243 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
2244 is_gimple_non_addressable.
2245 * trans-mem.c (expand_assign_tm): Same.
2247 2012-01-09 Richard Guenther <rguenther@suse.de>
2249 PR tree-optimization/51775
2250 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
2251 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
2253 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2255 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
2257 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
2259 2012-01-09 Richard Guenther <rguenther@suse.de>
2261 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
2263 2012-01-08 Jan Hubicka <jh@suse.cz>
2265 PR tree-optimize/51680
2266 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
2267 on when known_vals needs to be computed; cleanup.
2269 2012-01-08 Jan Hubicka <jh@suse.cz>
2271 PR tree-optimize/51694
2272 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
2274 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
2276 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
2277 for -std=c++98 and -std=c++11 too.
2279 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
2281 * cfgloop.c (cancel_loop): Add free() of bbs array.
2283 2012-01-07 Jan Hubicka <jh@suse.cz>
2285 PR tree-optimization/51600
2286 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
2287 that benefits small functions.
2289 2012-01-07 Jan Hubicka <jh@suse.cz>
2291 * ipa-inline.c (want_inline_small_function_p): Fix formating.
2293 2012-01-07 Jan Hubicka <jh@suse.cz>
2295 PR tree-optimization/51680
2296 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
2297 whose inlining reduce unit size.
2299 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
2302 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
2303 Add canonical node to containing_mem chain after the non-canonical
2304 one, even if there weren't any locs to propagate.
2305 (remove_useless_values): Keep only canonical values.
2306 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
2307 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
2308 canonicalize mem_chain elements that are not discarded.
2310 2012-01-06 Jakub Jelinek <jakub@redhat.com>
2313 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
2314 before emitting functions.
2316 PR gcov-profile/50127
2317 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
2318 clear_aux_for_blocks.
2320 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
2323 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
2325 2012-01-06 Arnaud Charlet <charlet@adacore.com>
2327 * c-decl.c (ext_block): Moved up.
2328 (collect_all_refs, for_each_global_decl): Take ext_block into account.
2330 2012-01-06 Han Shen <shenhan@google.com>
2332 Translate built-in include paths for sysroot.
2333 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
2334 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
2336 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
2337 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
2339 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
2340 control whether sysroot should be prepended to gxx include dir.
2342 * configure: Regenerate.
2344 2012-01-06 Torvald Riegel <triegel@redhat.com>
2346 PR rtl-optimization/51771
2347 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
2348 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
2350 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
2352 PR tree-optimization/51315
2353 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
2354 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
2356 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
2359 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
2360 for shrp pattern. Correctly handle and fixup shift variable.
2361 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
2363 2012-01-05 Jakub Jelinek <jakub@redhat.com>
2366 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
2367 note when !ACCUMULATE_OUTGOING_ARGS.
2369 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
2371 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
2373 (extract_range_from_unary_expr_1): Avoid useless computations.
2375 2012-01-05 Jakub Jelinek <jakub@redhat.com>
2377 PR rtl-optimization/51767
2378 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
2379 of jump_block and add an extra edge for degenerated asm gotos.
2382 * stmt.c (check_unique_operand_names): Don't ICE during error
2383 reporting if i is from labels chain.
2386 * profile.c (branch_prob): Split bbs that have exit edge
2387 and need a fake entry edge too.
2389 2012-01-05 Jan Hubicka <jh@suse.cz>
2392 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
2395 2012-01-05 Richard Guenther <rguenther@suse.de>
2398 * tree-streamer-out.c (write_ts_optimization): New function.
2399 (streamer_write_tree_body): Call it.
2400 * tree-streamer-in.c (lto_input_ts_optimization): New function.
2401 (streamer_read_tree_body): Call it.
2402 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
2404 2012-01-05 Jakub Jelinek <jakub@redhat.com>
2407 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
2408 * gimplify.c (gimplify_cleanup_point_expr): Save and set
2409 in_cleanup_point_expr before gimplify_stmt call and restore it
2411 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
2412 in_cleanup_point_expr is false.
2414 2012-01-05 Richard Guenther <rguenther@suse.de>
2417 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
2419 * toplev.c (process_options): Reject combining mudflap and LTO.
2420 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
2422 2012-01-05 Richard Guenther <rguenther@suse.de>
2424 PR tree-optimization/51760
2425 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
2427 (bit_value_unop): Handle UNDEFINED operands.
2428 (bit_value_binop): Likewise.
2430 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
2432 * config/avr/avr.c (avr_replace_prefix): Remove.
2433 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
2434 (avr_asm_function_rodata_section): Ditto.
2435 (avr_asm_select_section): Ditto.
2437 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
2439 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
2442 2012-01-05 Jakub Jelinek <jakub@redhat.com>
2445 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
2446 calls that have any non-fake successor edges.
2449 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
2451 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
2453 PR tree-optimization/51624
2454 * tree-sra.c (build_ref_for_model): When replicating a chain of
2455 COMPONENT_REFs, stop as soon as the offset would become negative.
2457 2012-01-04 Jakub Jelinek <jakub@redhat.com>
2460 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
2461 in .debug_loc on the floor.
2463 2012-01-04 Andrew Pinski <apinski@cavium.com>
2465 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
2467 2012-01-04 Andrew Pinski <apinski@cavium.com>
2468 Adam Nemet <anemet@caviumnetworks.com>
2470 * config/mips/mips.md (size): Add SI and DI.
2471 (SIZE): New mode attribute.
2472 (U): New code attribute.
2473 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
2474 (mips_lbux_<mode>): Delete.
2475 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
2476 (mips_lhx): Use gen_mips_lhx_extsi.
2477 (mips_lhx_<mode>): Delete.
2479 (mips_l<size>x): New expand.
2480 (mips_lwx_<mode>): Delete.
2481 (mips_l<GPR:size>x_<P:mode>): New pattern.
2482 (*mips_lw<u>x_<P:mode>_ext): Likewise.
2483 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
2484 * config/mips/mips.c (mips_lx_address_p): New function.
2485 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
2486 (dsp64): New availability predicate.
2487 (mips_builtins): Add an entry for __builtin_mips_ldx.
2488 * config/mips/mips.h (ISA_HAS_LBX): New define.
2489 (ISA_HAS_LBUX): Likewise.
2490 (ISA_HAS_LHX): Likewise.
2491 (ISA_HAS_LHUX): Likewise.
2492 (ISA_HAS_LWX): Likewise.
2493 (ISA_HAS_LWUX): Likewise.
2494 (ISA_HAS_LDX): Likewise.
2495 * doc/extend.texi (__builtin_mips_ldx): Document.
2497 2012-01-04 Tristan Gingold <gingold@adacore.com>
2499 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
2500 when long pointers are used.
2501 * config.build (*-*-*vms*): Handle all OpenVMS targets.
2502 (alpha64-dec-*vms*, alpha*-dec-*vms*)
2503 (ia64-hp-*vms*): Remove.
2504 * config/vms/xm-vms64.h: Delete.
2506 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
2509 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
2511 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
2513 * opts.c (finish_options): Remove duplicate sorry.
2515 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
2518 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
2521 2012-01-04 Richard Guenther <rguenther@suse.de>
2524 * tree.c (size_low_cst): New function.
2525 * tree.h (size_low_cst): Declare.
2526 * fold-const.c (fold_comparison): Use it to extract the low
2527 part of the POINTER_PLUS_EXPR offset.
2529 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
2531 Fix clearing ZERO_REG
2532 * config/avr/avr.md (cc): Add alternative "ldi".
2533 (movqi_insn): Use it in cc attribute.
2534 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
2535 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
2536 (output_reload_insisf): Use ZERO_REG to pre-clear register.
2538 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2540 * configure: Regenerate.
2542 2012-01-04 Richard Guenther <rguenther@suse.de>
2544 PR tree-optimization/49651
2545 * tree-ssa-structalias.c (type_can_have_subvars): New function.
2546 (var_can_have_subvars): Use it.
2547 (get_constraint_for_1): Only consider subfields if there can be any.
2549 2012-01-03 Jakub Jelinek <jakub@redhat.com>
2552 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
2553 to its new canonical_cselib_val and the cselib_val was in
2554 first_containing_mem chain, but the canonical_cselib_val was not,
2555 add the latter into the chain.
2556 (cselib_invalidate_mem): Compare canonical_cselib_val of
2557 addr_list chain elt with v.
2560 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
2561 dwarf2out_undef): Allocate e.info using ggc_strdup instead
2563 (output_macinfo_op): Don't ggc_strdup fd->filename.
2564 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
2565 then ggc_strdup it. Don't free inc->info or cur->info.
2566 (output_macinfo): Don't free ref->info or file->info.
2568 2012-01-03 Ira Rosen <irar@il.ibm.com>
2570 PR tree-optimization/51269
2571 * tree-vect-loop-manip.c (set_prologue_iterations): Make
2572 first_niters a pointer.
2573 (slpeel_tree_peel_loop_to_edge): Likewise.
2574 (vect_do_peeling_for_loop_bound): Update call to
2575 slpeel_tree_peel_loop_to_edge.
2576 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
2577 here. Remove it from the parameters list.
2578 (vect_do_peeling_for_alignment): Update calls and compute
2581 2012-01-03 Richard Guenther <rguenther@suse.de>
2583 PR tree-optimization/51070
2584 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
2585 Properly handle calls.
2587 2012-01-03 Richard Guenther <rguenther@suse.de>
2589 PR tree-optimization/51692
2590 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
2591 the LHS of allocation stmts.
2593 2012-01-03 Olivier Hainque <hainque@adacore.com>
2595 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
2597 2012-01-03 Olivier Hainque <hainque@adacore.com>
2599 * collect2.c (main): In AIX specific computations for vector
2600 insertions, use CONST_CAST2 to cast from char ** to const char **.
2602 2012-01-03 Richard Guenther <rguenther@suse.de>
2605 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
2606 the context of a limbo DIE when it does not already exist.
2608 2012-01-03 Jakub Jelinek <jakub@redhat.com>
2610 PR tree-optimization/51719
2611 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
2612 but direct call is, clear direct call's lhs and don't add fallthrough
2613 edge from dcall_bb to join_bb and PHIs.
2615 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2617 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
2618 the instructions emitted by the pattern.
2619 ("*TDC_insn_<mode>"): Add comment.
2621 2012-01-03 Richard Guenther <rguenther@suse.de>
2624 * fold-const.c (fold_comparison): Properly canonicalize
2625 tree offset and HOST_WIDE_INT bit position.
2627 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
2629 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
2630 operands for extzv pattern.
2632 2012-01-02 Jakub Jelinek <jakub@redhat.com>
2635 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
2638 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
2640 * doc/invoke.texi (-flto and related options): Copy-edit.
2642 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
2644 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
2646 2012-01-02 Jakub Jelinek <jakub@redhat.com>
2648 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
2651 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
2653 * expr.h (move_by_pieces_ninsns): Declare.
2654 * expr.c (move_by_pieces_ninsns): Make external.
2655 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
2656 (mips_store_by_pieces_p): Likewise.
2657 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
2658 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
2659 * config/mips/mips.c (mips_move_by_pieces_p): New function.
2660 (mips_store_by_pieces_p): Likewise.
2662 2012-01-02 Jakub Jelinek <jakub@redhat.com>
2664 * passes.c (register_one_dump_file): Free full_name.
2666 * reload1.c (reload): Don't allocate reg_max_ref_width here.
2667 (calculate_elim_costs_all_insns): Free offsets_at and
2668 offsets_known_at at the end and clear the pointers.
2670 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
2672 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
2673 this option introduced in r180739.
2675 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
2678 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
2679 (tmake_file target=avr): Add avr/t-multilib.
2681 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
2682 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
2683 * config/avr/genmultilib.awk: New file.
2684 * config/avr/t-multilib: New auto-generated file.
2685 * config/avr/multilib.h: New auto-generated file.
2686 * config/avr/t-avr (AVR_MCUS): New variable.
2687 (genopt.sh): Use it.
2688 (s-mlib): Depend on t-multilib.
2689 (t-multilib, multilib.h): New dependencies.
2690 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
2691 (MULTILIB_OPTIONS): Remove.
2692 (MULTILIB_MATCHES): Remove.
2693 (MULTILIB_DIRNAMES): Remove.
2694 (MULTILIB_EXCEPTIONS): Remove:
2695 * config/avr/genopt.sh: Don't use hard coded file name;
2696 pass AVR_MCUS from t-avr instead.
2698 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
2700 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
2702 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
2704 Implement light-weight DImode support.
2705 * config/avr/avr-dimode.md: New file.
2706 * config/avr/avr.md: Include it.
2707 (adjust_len): Add plus64, compare64.
2708 (HIDI): Remove code iterator.
2709 (code_stdname): New code attribute.
2710 (rotx, rotsmode): Remove DI.
2711 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
2713 * config/avr/avr-protos.h (avr_have_dimode): New.
2714 (avr_out_plus64, avr_out_compare64): New.
2715 * config/avr/avr.c (avr_out_compare): Handle DImode.
2716 (avr_have_dimode): New variable definition and initialization.
2717 (avr_out_compare64, avr_out_plus64): New functions.
2718 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
2719 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
2720 (avr_compare_pattern): Skip DImode comparisons.
2722 2012-01-02 Revital Eres <revital.eres@linaro.org>
2724 * ddg.c (def_has_ccmode_p): New function.
2725 (add_cross_iteration_register_deps,
2726 create_ddg_dep_from_intra_loop_link): Call it.
2728 2012-01-02 Richard Guenther <rguenther@suse.de>
2731 * invoke.texi (fassociative-math): Remove spurious paranthesis.
2733 2012-01-01 Jakub Jelinek <jakub@redhat.com>
2735 * gcc.c (process_command): Update copyright notice dates.
2736 * gcov.c (print_version): Likewise.
2737 * gcov-dump.c (print_version): Likewise.
2738 * mips-tfile.c (main): Likewise.
2739 * mips-tdump.c (main): Likewise.
2741 2012-01-01 Ira Rosen <irar@il.ibm.com>
2743 PR tree-optimization/51704
2744 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
2745 a use is inside the basic block or loop before accessing its vect info.
2747 2012-01-01 Jan Hubicka <jhjh@suse.cz>
2749 PR rtl-optimization/51069
2750 * cfgloopmanip.c (remove_path): Removing path making irreducible
2751 region unconditional makes BB part of the region.
2753 2012-01-01 Jakub Jelinek <jakub@redhat.com>
2755 PR tree-optimization/51683
2756 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
2757 calls with side-effects.
2758 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
2760 Copyright (C) 2012 Free Software Foundation, Inc.
2762 Copying and distribution of this file, with or without modification,
2763 are permitted in any medium without royalty provided the copyright
2764 notice and this notice are preserved.