1 2012-02-20 David S. Miller <davem@davemloft.net>
3 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
4 don't use the "rd %pc" instruction on v9 for PIC register loads.
6 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
9 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
10 in a transaction safe function.
12 2012-02-20 Kai Tietz <ktietz@redhat.com>
15 * stor-layout.c (place_field): Handle desired_align for
18 2012-02-20 Richard Guenther <rguenther@suse.de>
20 PR tree-optimization/52298
21 * tree-vect-stmts.c (vectorizable_store): Properly use
22 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
24 (vectorizable_load): Likewise.
25 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
26 Access DR_STEP after ensuring it is not NULL.
28 2012-02-20 Jakub Jelinek <jakub@redhat.com>
30 PR tree-optimization/52286
31 * fold-const.c (fold_binary_loc): For (X & C1) | C2
32 optimization use double_int_to_tree instead of build_int_cst_wide,
33 rewrite to use double_int vars.
35 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
38 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
40 Remove -e 0 from $gcc_cv_ld invocation.
41 Only use __GLIBC_PREREQ if defined.
42 Enable on Solaris since Solaris 8 patch.
43 (gcc_SUN_LD_VERSION): New macro.
44 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
45 gcc_SUN_LD_VERSION for version number format.
46 * configure: Regenerate.
47 * varasm.c (get_elf_initfini_array_priority_section): Set
48 SECTION_NOTYPE for non-default priority.
49 Use get_section instead of get_unnamed_section to emit
50 .init_array/.fini_array with default priority.
52 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
54 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
55 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
56 (mips_start_unique_function, mips_output_mips16_rdhwr)
57 (mips_code_end): New functions.
58 (TARGET_ASM_CODE_END): Define.
60 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
62 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
63 to stubs with non-sibling calls.
65 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
67 * doc/invoke.texi (-fira-* options): Copy-edit.
68 (ira-* parameters): Copy-edit.
70 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
72 * doc/invoke.texi: Minor copy-edits to bring into conformance with
73 GCC coding conventions.
75 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
77 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
78 when used as adjectives.
80 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
82 * doc/invoke.texi: Clean up "that"/"which" confusion.
84 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
86 * system.h: Poison SMALL_REGISTER_CLASSES
87 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
88 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
90 2012-02-16 Jakub Jelinek <jakub@redhat.com>
92 PR tree-optimization/52285
93 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
94 when deciding if a call is a tail call or tail recursion.
96 2012-02-16 Kai Tietz <ktietz@redhat.com>
98 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
99 interger-constant displacement for UNSPEC_PCREL.
101 2012-02-16 Jakub Jelinek <jakub@redhat.com>
103 PR rtl-optimization/52208
104 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
105 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
107 PR tree-optimization/52255
108 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
109 loop->header has virtual PHI, but exit_e->dest doesn't, add
110 virtual PHI to exit_e->dest and adjust all uses after the loop.
113 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
114 children with clone_tree_hash, not after it.
116 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
118 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
119 extended identifiers.
121 2012-02-16 Jakub Jelinek <jakub@redhat.com>
124 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
125 a same_body_alias, also test whether e->callee isn't a former
126 or current clone of the decl this is a same body alias of.
129 * cgraphunit.c (verify_cgraph_node): Fix a typo.
131 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
133 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
135 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
138 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
139 force_reg instead of copy_to_reg for better optimization. Force
140 non-register or memory operands into a register.
142 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
144 * extend.texi: Reserve upper bits of memory model for future use.
146 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
147 Anatoly Sokolov <aesok@post.ru>
148 Eric Weddington <eric.weddington@atmel.com>
151 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
152 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
153 Rewrite initializers for .macro.
154 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
155 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
156 atxmega32d4, atxmega32x1.
157 avrxmega4: atxmega64a3, atxmega64d3.
158 avrxmega5: atxmega64a1, atxmega64a1u.
159 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
160 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
161 avrxmega7: atxmega128a1, atxmega128a1u.
162 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
163 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
164 (struct base_arch_s): Rename reserved to xmega_p.
165 Rename reserved2 to have_rampd.
166 (AVR_XMEGA): New define.
167 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
168 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
169 * config/avr/predicates.md (io_address_operand): Take into
171 (low_io_address_operand): Ditto.
172 (high_io_address_operand): Ditto.
173 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
174 (enabled, movhi_sp_r): Use them.
175 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
176 cpp_define_formatted to built-in define __AVR_ARCH__.
177 (__AVR_XMEGA__): New built-in define.
178 (__AVR_HAVE_RAMPD__): New built-in define.
179 (__AVR_HAVE_RAMPX__): New built-in define.
180 (__AVR_HAVE_RAMPY__): New built-in define.
181 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
183 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
184 (avr_option_override): Initialize them.
185 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
186 (avr_init_expanders): Initialize them. No more block several calls.
187 (emit_push_sfr): New static function.
188 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
190 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
191 (avr_print_operand): Print addreeses as symbols for
192 RAMPX, RAMPY, RAMPD, CCP.
193 (output_movhi): Handle AVR_XMEGA when writing to SP.
194 (avr_out_movhi_mr_r_xmega): New static function.
195 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
196 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
197 __RAMPD__, __CCP__ as needed.
199 * config/avr/multilib.h: Regenerate.
200 * config/avr/t-multilib: Regenerate.
201 * config/avr/avr-tables.opt: Regenerate.
203 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
205 PR tree-optimization/50561
206 * graphite-flattening.c (lst_project_loop): Do not
207 remove old scattering dimensions after flattening.
208 (lst_do_flatten): Likewise.
210 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
212 * doc/extend.texi (AVR Built-in Functions): Remove doc for
213 __builtin_avr_map8, __builtin_avr_map16.
214 Document __builtin_avr_insert_bits.
216 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
217 (insert_bits): New insn.
218 (adjust_len.map_bits): Rename to insert_bits.
219 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
220 * avr-protos.h (avr_out_map_bits): Remove.
221 (avr_out_insert_bits, avr_has_nibble_0xf): New.
222 * config/avr/constraints.md (Cxf,C0f): New.
223 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
224 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
225 New built-in define __BUILTIN_AVR_INSERT_BITS.
226 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
227 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
228 (avr_move_bits): Rewrite.
229 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
231 (avr_map_op_t): New typedef.
232 (avr_map_op): New static variable.
233 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
234 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
235 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
236 (bdesc_3arg, avr_expand_triop_builtin): New.
237 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
238 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
239 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
240 (avr_map_equal_p, avr_map_sig_p): Remove.
241 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
242 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
243 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
244 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
245 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
246 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
248 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
250 * config/c6x/c6x.md (reserve_cycles): New attribute.
251 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
252 don't reserve functional units after the branch occurs.
254 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
257 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
258 functions into non-tm_pure functions.
260 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
263 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
264 (iterative_hash_canonical_type): Likewise.
265 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
268 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
270 * haifa-sched.c (prune_ready_list): Ensure that if there is a
271 sched-group insn, it either remains alone or the entire list is
274 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
276 * doc/install.texi (Prerequisites): Fix grammar.
277 (Configuration): Likewise.
279 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
281 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
282 MPC as part of GCC before describing configuring with --with-gmp etc.
283 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
286 2012-02-14 Jakub Jelinek <jakub@redhat.com>
289 * dwarf2out.c (clone_tree_hash): New function.
290 (copy_decls_walk): Use it instead of clone_tree.
292 2012-02-14 Richard Guenther <rguenther@suse.de>
294 PR tree-optimization/52244
295 PR tree-optimization/51528
296 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
297 replacements for integral types.
299 2012-02-14 Walter Lee <walt@tilera.com>
301 * config.gcc: Handle tilegx and tilepro.
302 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
304 Add HAVE_AS_TLS check for tilegx and tilepro.
305 * configure: Regenerate.
306 * doc/contrib.texi: Add Mat Hostetter and self.
307 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
308 Document instruction intrinsics and network accessing intrinsics.
309 (TILEPro Built-in Functions): New node. Document instruction
310 intrinsics and network accessing intrinsics.
311 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
312 (Specific, tilepro-*-linux*): Likewise.
313 * doc/invoke.texi (TILE-Gx Options): New section.
314 (TILEPro Options): New section.
315 * doc/md.texi (TILE-Gx): New section.
316 (TILEPro): New section.
317 * common/config/tilegx/tilegx-common.c: New file.
318 * common/config/tilepro/tilepro-common.c: New file.
319 * config/tilegx/constraints.md: New file.
320 * config/tilegx/linux.h: New file.
321 * config/tilegx/mul-tables.c: New file.
322 * config/tilegx/predicates.md: New file.
323 * config/tilegx/sync.md: New file.
324 * config/tilegx/t-tilegx: New file.
325 * config/tilegx/tilegx-builtins.h: New file.
326 * config/tilegx/tilegx-c.c: New file.
327 * config/tilegx/tilegx-generic.md: New file.
328 * config/tilegx/tilegx-modes.def: New file.
329 * config/tilegx/tilegx-multiply.h: New file.
330 * config/tilegx/tilegx-protos.h: New file.
331 * config/tilegx/tilegx.c: New file.
332 * config/tilegx/tilegx.h: New file.
333 * config/tilegx/tilegx.md: New file.
334 * config/tilegx/tilegx.opt: New file.
335 * config/tilepro/constraints.md: New file.
336 * config/tilepro/gen-mul-tables.cc: New file.
337 * config/tilepro/linux.h: New file.
338 * config/tilepro/mul-tables.c: New file.
339 * config/tilepro/predicates.md: New file.
340 * config/tilepro/t-tilepro: New file.
341 * config/tilepro/tilepro-builtins.h: New file.
342 * config/tilepro/tilepro-c.c: New file.
343 * config/tilepro/tilepro-generic.md: New file.
344 * config/tilepro/tilepro-modes.def: New file.
345 * config/tilepro/tilepro-multiply.h: New file.
346 * config/tilepro/tilepro-protos.h: New file.
347 * config/tilepro/tilepro.c: New file.
348 * config/tilepro/tilepro.h: New file.
349 * config/tilepro/tilepro.md: New file.
350 * config/tilepro/tilepro.opt: New file.
352 2012-02-14 Jakub Jelinek <jakub@redhat.com>
354 PR tree-optimization/52210
355 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
356 vect_model_simple_cost with two entry vect_def_type array instead
359 2012-02-14 Richard Guenther <rguenther@suse.de>
362 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
363 Do not stream DECL_QUALIFIER.
364 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
365 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
366 (find_decls_types_r): Do not walk DECL_QUALIFIER.
368 2012-02-14 Jakub Jelinek <jakub@redhat.com>
371 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
374 2012-02-13 Jakub Jelinek <jakub@redhat.com>
377 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
378 * cselib.c (cselib_subst_to_values_from_insn): New function.
379 * sched-deps.c (add_insn_mem_dependence,
380 sched_analyze_1, sched_analyze_2): Use it.
382 2012-02-13 Jan Hubicka <jh@suse.cz>
385 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
387 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
389 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
390 (GTM_SELF_SPECS): Define if not already defined.
391 (driver_self_specs): Add GTM_SELF_SPECS.
392 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
393 (GTM_SELF_SPECS): Define.
394 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
395 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
397 2012-02-13 Jakub Jelinek <jakub@redhat.com>
399 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
402 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is
406 * omp-low.c (expand_omp_for): If a static schedule without
407 chunk size has NULL region->cont, force fd.chunk_size to be
410 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
413 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
415 2012-02-13 Richard Guenther <rguenther@suse.de>
418 * passes.c (enable_disable_pass): Fix typo.
420 2012-02-13 Jakub Jelinek <jakub@redhat.com>
423 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
424 XOR for reduce_bit_field if type is unsigned.
426 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
428 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
429 disallow changes from SFmode to mode with different size in FP regs.
431 2012-02-12 Robert Millan <rmh@gnu.org>
432 Gerald Pfeifer <gerald@pfeifer.com>
434 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
437 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
439 PR rtl-optimization/52175
440 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
441 to frame-related instructions.
443 2012-02-10 Jason Merrill <jason@redhat.com>
446 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
447 (demangle_new_symbols): Fill it.
448 (scan_linker_output): Walk it.
449 (start_tweaking): Split out from scan_linker_output.
450 (maybe_tweak): Update sym->chosen.
451 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
453 2012-02-11 Jakub Jelinek <jakub@redhat.com>
456 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use
459 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
461 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
462 having the same mode as previous compare.
464 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
466 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
467 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
468 (nonlocal_goto_internal): Likewise.
469 (nonlocal_goto): Emit a use and an indirect jump directly.
471 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
474 * doc/extend.texi : Update comments for __atomic_compare_exchange and
475 __atomic_{is,always}_lock_free.
477 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
480 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
481 negative constant address for x32.
483 2012-02-10 Richard Henderson <rth@redhat.com>
485 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
486 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
487 for GIMPLE_TRANSACTION. Tidy if's into a switch.
489 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
490 Ira Rosen <irar@il.ibm.com>
492 PR tree-optimization/50031
493 * targhooks.c (default_builtin_vectorization_cost): Handle
495 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
496 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
497 all types of reduction and pattern statements.
498 (vect_estimate_min_profitable_iters): Likewise.
499 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
500 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
501 for explicit realigns.
502 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
503 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
505 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
506 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
507 vec_perm for VSX and handle vec_promote_demote.
509 2012-02-10 Jakub Jelinek <jakub@redhat.com>
512 * builtins.c (fold_builtin_atomic_always_lock_free,
513 expand_builtin_atomic_always_lock_free,
514 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
515 Return and/or test boolean_true_node/boolean_false_node instead of
516 integer_one_node/integer_zero_node.
518 2012-02-10 Jan Hubicka <jh@suse.cz>
521 * predict.c (predict_paths_for_bb): Prevent looping.
522 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
524 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
526 * config/arm/arm.c (output_move_double): In one case properly
527 count number of instructions that will be emitted.
529 2012-02-10 Richard Guenther <rguenther@suse.de>
532 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
534 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
537 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
539 2012-02-09 Jakub Jelinek <jakub@redhat.com>
542 * var-tracking.c (emit_note_insn_var_location): If
543 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
544 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
545 non-NOTE_DURING_CALL_P insn.
547 2012-02-09 Bin Cheng <bin.cheng@arm.com>
550 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
552 2012-02-08 Magnus Granberg <zorry@gentoo.org>
555 * gcc.c (switch_matches) Support switches with separated form,
558 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
560 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
563 * config/avr/avr.c (avr_addr_t): New typedef.
564 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
565 (avr_init_expanders): Initialize it.
566 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
568 (expand_epilogue): Ditto.
569 (avr_print_operand): Ditto.
570 (avr_file_start): Ditto.
571 (avr_emit_movmemhi): Ditto.
573 2012-02-08 Richard Guenther <rguenther@suse.de>
575 PR tree-optimization/46886
576 * tree-flow.h (do_while_loop_p): Declare.
577 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
578 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
580 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
582 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
583 always succeed for integers larger than a native word.
585 2012-02-08 Richard Guenther <rguenther@suse.de>
587 PR rtl-optimization/52170
588 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
589 properly handle integer vector modes.
591 2012-02-08 Jakub Jelinek <jakub@redhat.com>
593 PR gcov-profile/52150
594 * coverage.c: Include target.h.
595 (build_var): Call targetm.strip_name_encoding on the assembler name.
596 Change one _ into . or $ if the target allows it.
597 * Makefile.in (coverage.o): Depend on $(TARGET_H).
599 PR rtl-optimization/52139
600 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
601 is a BARRIER after emit_insn_after_noloc, move BB_END
602 to the last non-BARRIER insn before it.
604 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
607 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
608 (mips_gimplify_va_arg_expr): Call it instead of
609 std_gimplify_va_arg_expr.
611 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
613 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
614 message for -mno-pointers-to-nested-function.
616 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
619 * expr.c (get_inner_reference): If there is an offset, add a negative
620 bit position to it (if any).
622 2012-02-07 Jakub Jelinek <jakub@redhat.com>
624 PR rtl-optimization/52060
625 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
626 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
627 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
628 and/or i0src_copy2 when needed.
630 2012-02-07 Jakub Jelinek <jakub@redhat.com>
632 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
633 or LTOPLUGINSONAME if have_c.
635 * config/freebsd-spec.h: Add comment about what macros can be defined
637 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
638 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
641 2012-02-07 Richard Guenther <rguenther@suse.de>
643 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
644 newline in -alias dumps.
646 2012-02-07 Kai Tietz <ktietz@redhat.com>
647 Dave Korn <dave.korn.cygwin@gmail.com>
650 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
651 Take care that typinfo gets dllexport-attribute.
653 2012-02-07 Jakub Jelinek <jakub@redhat.com>
656 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
657 if modifier < EXPAND_SUM call force_operand on the result.
659 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
661 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
662 adding __forwarder_dst__ prefix if a forwarder_section attribute is
664 (epiphany_function_type): Replace types for specific interrupts with
665 EPIPHANY_FUNCTION_INTERRUPT.
666 (EPIPHANY_INTERRUPT_P): Update.
667 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
669 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
670 <disinterrupt>: Affects type identity.
671 (epiphany_handle_interrupt_attribute): Handle variable number of
673 (epiphany_compute_function_type): Update for new
674 epiphany_function_type definition.
675 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
676 handlers with a longcall forwarder.
677 (epiphany_start_function): Handle multiple interrupt arguments and/or
678 forwarder_section attribute.
680 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
683 2012-02-07 Alan Modra <amodra@gmail.com>
686 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
689 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
691 PR tree-optimization/50969
692 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
693 use vec_perm rather than vector_stmt.
694 (vect_model_load_cost): Likewise.
695 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
696 vec_perm to be the same as other vector statements.
697 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
698 cost of vec_perm for TARGET_VSX.
700 2012-02-06 Richard Guenther <rguenther@suse.de>
702 PR tree-optimization/52115
703 * tree-sra.c (access_has_replacements_p): New function.
704 (sra_modify_assign): Use it to decide whether a use is uninitialized.
706 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
709 * trans-mem.c (expand_call_tm): Add an assertion.
710 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
713 2012-02-06 Richard Guenther <rguenther@suse.de>
715 PR tree-optimization/50955
716 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
717 raise cost of expressions that replace an address with an
718 expression based on a different pointer.
720 2012-02-06 Jakub Jelinek <jakub@redhat.com>
723 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
724 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
726 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
729 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
730 -Weffc++ and specify guidelines come from second edition.
732 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
734 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
735 (sibcall_value_multiple_internal, call_split, call_internal_direct)
736 (call_direct_split, call_value_split, call_value_internal_direct)
737 (call_value_direct_split, call_value_multiple_split): Use jal and
738 jal_macro attributes.
740 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
742 * reload1.c (reload_regs_reach_end_p): Replace with...
743 (reload_reg_rtx_reaches_end_p): ...this function.
744 (new_spill_reg_store): Update commentary.
745 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
746 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
747 before setting new_spill_reg_store.
748 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
749 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
750 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
751 for non-spill reload registers.
753 2012-02-05 Ira Rosen <irar@il.ibm.com>
755 PR tree-optimization/52091
756 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
757 (vect_is_simple_use_1): Likewise.
758 * tree-vect-loop.c (vectorizable_reduction): Update calls
759 to vect_is_simple_use_1 and vect_is_simple_use.
760 (vectorizable_live_operation): Likewise.
761 * tree-vect-patterns.c (widened_name_p,
762 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
763 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
764 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
765 vectorizable_shift,vectorizable_operation, vectorizable_store,
766 vectorizable_load): Likewise.
767 (vect_is_simple_cond): Add an argument, pass it to
768 vect_is_simple_use_1.
769 (vectorizable_condition): Update calls to vect_is_simple_cond,
771 (vect_is_simple_use): Add an argument, the statement in which
772 OPERAND is used. Check that if OPERAND's def stmt is a double
773 reduction phi node, the use is a phi node too.
774 (vect_is_simple_use_1): Add an argument, pass it to
776 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
777 to vect_is_simple_use.
779 2012-02-04 Jakub Jelinek <jakub@redhat.com>
781 PR rtl-optimization/52095
782 * modulo-sched.c (dump_insn_locator): New function.
783 (loop_canon_p, sms_schedule): Use it.
785 PR rtl-optimization/52113
786 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
787 even for decomposable shift/zext insns.
789 2012-02-03 Jakub Jelinek <jakub@redhat.com>
790 Zdenek Dvorak <ook@ucw.cz>
792 PR rtl-optimization/52092
793 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
794 on get_iv_value result.
796 2012-02-02 Andrew Pinski <apinski@cavium.com>
800 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
802 2012-02-02 Jakub Jelinek <jakub@redhat.com>
805 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
807 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
809 PR rtl-optimization/49800
810 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
811 (sched_finish): Call regstat_free_n_sets_and_refs.
813 2012-02-02 Jia Liu <proljc@gmail.com>
815 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
818 2012-02-02 Jan Hubicka <jh@suse.cz>
819 Tom de Vries <tom@codesourcery.com>
822 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
823 * varpool.c (varpool_analyze_pending_decls): Likewise.
825 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
826 Jayant R Sonar <jayant.sonar@kpitcummins.com>
828 * config.gcc: Add cr16-* support.
830 * doc/extend.texi: Document cr16 extensions.
831 * doc/install.texi: Document cr16 install.
832 * doc/invoke.texi: Document cr16 options.
833 * doc/md.texi: Document cr16 constraints.
835 * common/config/cr16/cr16-common.c: New file.
836 * config/cr16/cr16.c: New file.
837 * config/cr16/cr16.h: New file.
838 * config/cr16/cr16.md: New file.
839 * config/cr16/cr16.opt: New file.
840 * config/cr16/cr16-protos.h: New file.
841 * config/cr16/predicates.md: New file.
842 * config/cr16/constraints.md: New file.
843 * config/cr16/t-cr16: New file.
845 2012-02-02 Jakub Jelinek <jakub@redhat.com>
848 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
849 that operands[2] is either immediate, or q_regs_operand.
851 PR tree-optimization/52073
852 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
853 a pattern stmt for pattern uses, ignore uses outside of the loop.
855 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
857 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
858 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
859 (OUT_AS1, OUT_AS2): Remove.
861 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
863 PR rtl-optimization/51374
864 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
865 to cross other volatile_refs_p insns.
867 2012-02-01 Richard Guenther <rguenther@suse.de>
869 * doc/invoke.texi (fno-inline): Clarify documentation.
870 (finline-small-functions): Likewise.
871 (finline-functions): Likewise.
872 * common.opt (finline): Adjust comment and documentation.
873 (finline-small-functions): Clarify documentation.
874 (finline-functions): Likewise.
875 (finline-functions-called-once): Likewise.
877 2012-02-01 Tristan Gingold <gingold@adacore.com>
879 * c-typeck.c (composite_type): Keep mode for pointers.
881 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
883 * function.h (regno_reg_rtx): Adjust comment.
884 * reginfo.c (init_reg_modes_target): Only use the previous mode
885 if it fits within one register. Remove MIPS comment.
887 2012-01-31 Jakub Jelinek <jakub@redhat.com>
890 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
892 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
894 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
897 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
899 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
901 2012-01-31 Jakub Jelinek <jakub@redhat.com>
906 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
908 2012-01-31 Richard Guenther <rguenther@suse.de>
910 PR tree-optimization/51528
911 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
914 2012-01-31 Jakub Jelinek <jakub@redhat.com>
919 * ree.c (add_removable_extension): Change def_map argument
920 to unsigned *, store in def_map 1 + offset into *insn_list vector
921 instead of pointers into the vector.
922 (find_removable_extensions): Adjust caller.
924 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
926 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
927 Transform all "* quoted-c-code" to { c-code }.
928 Remove redundant test for "optimize" in combine patterns.
929 Move (include "avr-dimode.md") to end of file.
931 2012-01-30 Bin Cheng <bin.cheng@arm.com>
934 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
935 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
937 2012-01-30 Richard Guenther <rguenther@suse.de>
939 PR tree-optimization/52028
940 * tree-loop-distribution.c (ldist_gen): Properly update
943 2012-01-30 Jakub Jelinek <jakub@redhat.com>
946 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
947 set_cur_line_info_table if not emitting debug info.
949 PR tree-optimization/52046
950 * tree-vect-patterns.c (check_bool_pattern): Give up if
951 a comparison could throw.
954 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
956 2012-01-30 Richard Guenther <rguenther@suse.de>
958 PR tree-optimization/52045
959 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
960 SSA form if cfgcleanup did anything.
962 2012-01-30 Richard Guenther <rguenther@suse.de>
964 PR tree-optimization/52045
965 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
966 before computing final todo.
968 2012-01-30 Richard Guenther <rguenther@suse.de>
970 PR tree-optimization/51528
971 * tree-sra.c (sra_modify_assign): Re-factor in preparation
974 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
976 * df-problems.c (df_kill_notes): Check that the use refers
977 to the note under examination.
979 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
982 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
983 parameter and use short-lived pseudos.
984 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
985 (sparc_expand_vector_init): Const-ify local variables and adjust
986 calls to above functions.
988 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
990 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
992 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
994 * doc/invoke.texi: Make usage of "compile time" and
995 "run time"/"runtime" consistent throughout the file.
997 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
999 * config/alpha/alpha.c (alpha_option_override): Default to
1000 full IEEE compliance mode for Go language.
1002 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
1004 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
1005 (LINK_SSP_SPEC): Define.
1007 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1010 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
1013 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
1015 * doc/invoke.texi: Correct hyphenation of "floating point",
1016 "double precision", and related terminology throughout the file.
1018 2012-01-28 Jakub Jelinek <jakub@redhat.com>
1021 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
1022 arm_general_register_operand predicate for operand 2 instead of
1025 2012-01-27 Ian Lance Taylor <iant@google.com>
1028 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
1029 * builtins.c (expand_builtin_init_trampoline): Add onstack
1030 parameter. Change caller.
1031 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
1032 * tree.c (build_common_builtin_nodes): Declare
1033 __builtin_init_heap_trampoline.
1035 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
1037 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
1038 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
1039 * config/avr/avr.c: Ditto.
1040 (avr_regnames): Remove because unused.
1041 * config/avr/avr.md (*cpse.ne): New peephole.
1042 (*cpse.eq): New peephole from former cpse peepholes.
1044 2012-01-27 Michael Eager <eager@eagercon.com>
1046 * config/microblaze.c (microblaze_emit_compare): Correct
1047 test after pcmp instruction.
1049 2012-01-27 Richard Guenther <rguenther@suse.de>
1051 PR tree-optimization/52020
1052 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
1054 2012-01-27 Richard Guenther <rguenther@suse.de>
1056 * ipa-pure-const.c (check_stmt): Clobbers do not make a
1057 function non-const/pure.
1059 2012-01-27 Richard Guenther <rguenther@suse.de>
1061 PR tree-optimization/50444
1062 * tree-sra.c (build_ref_for_offset): Properly adjust the
1063 MEM_REF type for unaligned accesses.
1065 2012-01-27 Richard Guenther <rguenther@suse.de>
1067 PR tree-optimization/50444
1068 * expr.c (mem_ref_refers_to_non_mem_p): New function.
1069 (expand_assignment): Use it. Properly handle misaligned
1070 bases when expanding stores to component references.
1071 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
1074 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
1077 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
1078 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
1079 * tree-data-ref.c (find_data_references_in_loop): Make static.
1080 (compute_all_dependences): Change return type to bool. Bail out
1081 for too many datarefs in a loop. Move the hunk resetting the data
1082 dependences vector from ...
1083 (compute_data_dependences_for_loop): ... here. Account for
1084 compute_all_dependences returning false.
1085 (compute_data_dependences_for_bb): Likewise.
1086 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
1087 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
1089 2012-01-27 Richard Guenther <rguenther@suse.de>
1092 * expr.c (store_field): Use the alias-set of the scratch memory
1095 2012-01-27 Tom de Vries <tom@codesourcery.com>
1097 PR tree-optimization/51990
1098 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
1100 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
1102 2012-01-27 Jakub Jelinek <jakub@redhat.com>
1105 * var-tracking.c (reverse_op): Don't add any reverse operation
1106 if V already has any constant locations.
1108 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
1110 * doc/invoke.texi: Correct usage of "command line" (noun)
1111 vs "command-line" (adjective) throughout.
1113 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
1115 * doc/invoke.texi (Language Independent Options): Move
1116 -Wcoverage-mismatch blurb from here....
1117 (Warning Options): ...to here.
1119 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
1121 * config/rs6000/rs6000.c (rs6000_option_override_internal):
1122 Set rs6000_always_hint to false for 476.
1124 2012-01-27 Matthias Klose <doko@ubuntu.com>
1126 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
1128 * incpath.c (add_standard_paths): Likewise.
1130 2012-01-27 Richard Henderson <rth@redhat.com>
1132 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
1133 * config/m68k/sync.md (atomic_test_and_set): Rename from
1134 sync_test_and_setqi and adjust the operands.
1135 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
1136 and unconditionally enable.
1138 2012-01-27 Richard Henderson <rth@redhat.com>
1140 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
1141 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
1142 (ldstub): Rename from ldstubqi.
1143 (ldstub<I24MODE>): Remove.
1145 2012-01-27 Richard Henderson <rth@redhat.com>
1147 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
1148 * c-cppbuiltin.c (cpp_atomic_builtins): Define
1149 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
1150 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
1151 * doc/tm.texi: Rebuild.
1153 2012-01-27 Richard Henderson <rth@redhat.com>
1155 * optabs.c (gen_atomic_test_and_set): Remove default.
1156 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
1158 2012-01-26 Jakub Jelinek <jakub@redhat.com>
1160 PR rtl-optimization/51978
1161 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
1162 (combine_reaching_defs): Likewise.
1163 (struct re_info): Remove.
1164 (add_removable_extension): Remove x and data arguments,
1165 add insn, insn_list and def_map. Use the arguments directly
1166 instead of using struct re_info.
1167 (find_removable_extensions): Don't call add_removable_extension
1168 through note_stores, instead just call it with single_set
1170 (find_and_remove_re): Pass curr_cand->expr instead of
1171 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
1173 2012-01-26 Michael Matz <matz@suse.de>
1175 PR tree-optimization/46590
1176 * cfgexpand.c: Revert last change (r183305).
1177 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
1179 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
1180 checking for emptiness.
1182 2012-01-26 Jakub Jelinek <jakub@redhat.com>
1185 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
1186 non-addressable non-BLKmode base correctly.
1188 2012-01-26 Michael Matz <matz@suse.de>
1190 PR tree-optimization/48794
1191 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
1192 regions referenced from RESX/EH_DISPATCH.
1194 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1196 * config/s390/s390.h: Make BRANCH_COST an option.
1197 * config/s390/s390.opt: New option -mbranch-cost.
1199 2012-01-26 Richard Henderson <rth@redhat.com>
1201 Revert 2012-01-24 change:
1202 * trans-mem.c (requires_barrier): Do not instrument thread local
1203 variables and emit save/restore for them.
1205 2012-01-25 Jakub Jelinek <jakub@redhat.com>
1208 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
1211 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
1213 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
1216 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
1219 Rename __pgm to __flash.
1220 Rename __pgm1 to __flash1.
1221 Rename __pgm2 to __flash2.
1222 Rename __pgm3 to __flash3.
1223 Rename __pgm4 to __flash4.
1224 Rename __pgm5 to __flash5.
1225 Rename __pgmx to __memx.
1226 * doc/extend.texi (AVR Named Address Spaces)
1227 Rename address space names as indicated above.
1228 * config/avr/avr.c (avr_addrspace): Ditto.
1230 * config/avr/avr-protos.h
1231 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
1232 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
1233 * config/avr/predicates.md: Ditto.
1234 * config/avr/avr.c Ditto, and
1235 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
1236 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
1238 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
1239 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
1240 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
1241 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
1242 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
1243 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
1244 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
1245 * config/avr/avr.c: Ditto.
1246 * config/avr/avr.md: Ditto.
1248 2012-01-25 Jason Merrill <jason@redhat.com>
1251 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
1253 2012-01-25 Jakub Jelinek <jakub@redhat.com>
1255 PR tree-optimization/51987
1256 * tree-data-ref.c (get_references_in_stmt): Handle references in
1257 non-volatile GIMPLE_ASM.
1259 2012-01-25 Richard Guenther <rguenther@suse.de>
1261 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
1262 bases are dereferenced.
1264 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
1266 PR rtl-optimization/48374
1267 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
1269 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
1271 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
1272 compute_data_dependences_for_loop returns false.
1273 * tree-parloops.c (loop_parallel_p): Likewise.
1275 2012-01-25 Richard Guenther <rguenther@suse.de>
1277 * tree.h (get_pointer_alignment_1): Declare.
1278 * builtins.c (get_pointer_alignment_1): New function.
1279 (get_pointer_alignment): Use it.
1281 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1283 PR rtl-optimization/48308
1284 * combine.c (enum undo_kind): Add UNDO_LINKS.
1285 (struct undo): Add member l to other_contents and where.
1286 (do_SUBST_LINK): New.
1288 (try_combine): Handle LOG_LINKS for the dummy i1 case.
1289 (undo_all): Handle UNDO_LINKS.
1291 2012-01-25 Richard Henderson <rth@redhat.com>
1293 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
1296 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
1298 * optabs.c (gen_atomic_test_and_set): Use each argument.
1300 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
1302 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
1303 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
1304 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
1305 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
1306 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
1307 TARGET_PAIRED_SINGLE_FLOAT.
1309 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
1311 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
1312 (in_struct, return_val): Remove MEM documentation.
1313 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
1314 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
1315 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
1317 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
1318 * cfgexpand.c (add_alias_set_conflicts): Likewise.
1319 * expr.c (store_field): Likewise.
1320 * function.c (assign_stack_temp_for_type): Likewise.
1321 * ifcvt.c (noce_try_cmove_arith): Likewise.
1322 * reload1.c (reload): Likewise.
1323 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
1324 (alpha_set_memflags): Likewise.
1325 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
1327 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
1329 * rtl.h (true_dependence, canon_true_dependence): Remove varies
1331 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
1332 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
1333 (true_dependence_1, true_dependence, canon_true_dependence): Remove
1335 * cselib.c (cselib_rtx_varies_p): Delete.
1336 (cselib_invalidate_mem): Update call to canon_true_dependence.
1337 * dse.c (record_store, check_mem_read_rtx): Likewise.
1338 (scan_reads_nospill): Likewise.
1339 * cse.c (check_dependence): Likewise.
1340 (cse_rtx_varies_p): Delete.
1341 * expr.c (safe_from_p): Update call to true_dependence.
1342 * ira.c (validate_equiv_mem_from_store): Likewise.
1343 (memref_referenced_p): Likewise.
1344 * postreload-gcse.c (find_mem_conflicts): Likewise.
1345 * sched-deps.c (sched_analyze_2): Likewise.
1346 * store-motion.c (load_kills_store): Likewise.
1347 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
1348 * gcse.c (mems_conflict_for_gcse_p): Likewise.
1349 (compute_transp): Update call to canon_true_dependence.
1351 2012-01-25 Richard Henderson <rth@redhat.com>
1353 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
1354 (maybe_emit_atomic_test_and_set): New.
1355 (expand_sync_lock_test_and_set): Use it.
1356 (expand_atomic_test_and_set): Likewise.
1357 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
1358 the implementation; clarify implementation defined details.
1359 * doc/md.texi (atomic_test_and_set): Document.
1361 2012-01-25 Richard Henderson <rth@redhat.com>
1363 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
1365 2012-01-25 Richard Henderson <rth@redhat.com>
1368 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
1369 to effect no-op split.
1371 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
1374 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
1375 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
1376 (BT_FN_VOID_PTR_INT_SIZE): New.
1377 (BT_FN_UINT_UINT_VAR): Remove.
1378 (BT_FN_UINT32_UINT32_VAR): New.
1379 (BT_FN_DOUBLE_VPTR): Remove.
1380 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
1382 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
1383 (_ITM_changeTransactionMode): Same.
1384 (_ITM_memmoveRtWt): Change return type to void.
1385 (_ITM_memcpyRtWt): Same.
1386 (_ITM_memsetW): Same.
1387 (_ITM_RaRD): Change types to double.
1392 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
1394 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
1395 Patrick Marlier <patrick.marlier@gmail.com>
1397 * trans-mem.c (requires_barrier): Do not instrument thread local
1398 variables and emit save/restore for them.
1400 2012-01-24 Jason Merrill <jason@redhat.com>
1403 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
1404 output static aliases.
1406 2012-01-24 Jakub Jelinek <jakub@redhat.com>
1409 * common.opt (-pie, -shared, pie, shared): Change from Common to
1411 * gcc.c (display_help): Display help for -pie and -shared.
1413 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
1416 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
1417 Remove note on size/offset limitation.
1418 (AVR Variable Attributes): Add example how to read data located
1419 with progmem. Refer to named address spaces.
1420 * doc/invoke.texi (AVR Options): Fix typo.
1422 2012-01-24 Richard Guenther <rguenther@suse.de>
1424 Forward-port to trunk
1425 2010-09-21 Jakub Jelinek <jakub@redhat.com>
1428 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
1429 op0 isn't sufficiently aligned and there is movmisalignM
1430 insn for mode, use it to load op0 into a temporary register.
1432 2012-01-24 Jakub Jelinek <jakub@redhat.com>
1435 * target.def (const_not_ok_for_debug_p): New hook.
1436 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
1438 * doc/tm.texi: Regenerated.
1439 * dwarf2out.c (const_ok_for_output_1): If
1440 targetm.const_not_ok_for_debug_p returns true, fail.
1441 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
1443 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
1445 2012-01-23 Kai Tietz <ktietz@redhat.com>
1448 * config/i386/predicates.md (symbolic_operand): Allow
1449 UNSPEC_PCREL as PIC expression for lea.
1450 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
1451 * config/i386/i386.c (ix86_delegitimize_address): Handle
1452 UNSPEC_PCREL for none-MEM, too.
1454 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
1456 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
1457 (ipa_tm_create_version_alias): Same.
1459 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
1462 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
1463 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
1465 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
1466 Patrick Marlier <patrick.marlier@gmail.com>
1467 Iain Sandoe <developer@sandoe-acoustics.co.uk>
1470 * lto-wrapper.c (run_gcc): Pass the LTO section name to
1471 simple_object_start_read.
1473 2012-01-23 Richard Guenther <rguenther@suse.de>
1476 PR tree-optimization/51895
1477 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
1478 parameter decomposition into BLKmode components.
1480 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
1482 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
1483 fake variables for restrict-qualified pointers whose pointed-to type
1484 contains a placeholder.
1486 2012-01-23 Richard Guenther <rguenther@suse.de>
1488 PR tree-optimization/51949
1489 * ipa-split.c (execute_split_functions): Do not split malloc functions.
1491 2012-01-23 Jakub Jelinek <jakub@redhat.com>
1493 PR rtl-optimization/51933
1494 * ree.c (transform_ifelse): Return true right away if dstreg is
1495 already wider or equal to cand->mode.
1496 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
1497 (make_defs_and_copies_lists): Remove defs_list and copies_list
1498 arguments, add state argument, just truncate state->work_list
1499 instead of always allocating and freeing the vector. Assert that
1500 get_defs succeeds instead of returning 2. Changed return type to bool.
1501 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
1502 have ext_src_mode, see if it has been modified already with the
1503 right kind of extension and has been extended before from the
1504 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
1505 just return true. Remember the original mode in state->modified array.
1506 (combine_reaching_defs): Add state argument. Don't allocate and
1507 free here def_list, copied_list and vec vectors, instead just
1508 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
1509 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
1510 Add state variable, clear vectors in it, initialize state.modified
1511 if needed. Free all the vectors at the end and state.modified too.
1512 Don't skip a candidate if the extension expression has been modified.
1514 2012-01-22 Douglas B Rupp <rupp@gnat.com>
1517 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
1518 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
1519 (extra_options) interix.opt -> i386/interix.opt"
1520 (extra_objs):Add winnt-stubs.o
1521 * configure.ac: Add interix to target_os .comm on PE check.
1522 * configure: Regenerate.
1523 * config/interix3.h: Delete and move bits to..
1524 * config/interix.h: Delete and move bits to..
1525 * config/i386/i386-interix3.h: Delete and move bits to..
1526 * config/i386/i386-interix.h: ..here.
1527 (TARGET_CPU_DEFAULT): Remove redefinition.
1528 (TARGET_ASM_CONSTRUCTOR): Undefine.
1529 (SUBTARGET_SWITCHES): Define for ms-bitfields.
1530 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
1531 (PTRDIFF_TYPE): Define.
1532 (LONG_DOUBLE_TYPE_SIZE): Define.
1533 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
1534 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
1535 (TARGET_SECTION_TYPE_FLAGS): Define.
1536 (ASM_DECLARE_FUNCTION_NAME): Define.
1537 (ASM_OUTPUT_EXTERNAL): Define.
1538 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
1539 (ASM_OUTPUT_ALIGNED_BSS): Define.
1540 (PCC_BITFIELD_TYPE_MATTERS): Define.
1541 (USE_CONST_SECTION): Define.
1542 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
1543 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
1544 (SUPPORTS_ONE_ONLY): Remove.
1545 (I386_PE_STRIP_ENCODING): Define.
1546 * config/interix.opt: Delete and move bits to..
1547 * config/i386/interix.opt: ..here. New.
1548 (mpe-aligned-commons): Add.
1549 * config/i386/t-interix: Add copyright header.
1550 (winnt-stubs.o): Add rule.
1552 2012-01-22 Jason Merrill <jason@redhat.com>
1555 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
1556 for extra name aliases.
1558 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
1560 PR rtl-optimization/51924
1561 * ree.c (combine_set_extension): Improve debugging message.
1562 (combine_reaching_defs): Likewise.
1563 (get_defs): Rename confusingly named variable.
1564 (find_and_remove_re): Skip a candidate if the extension expression has
1567 2012-01-21 Robert Millan <rmh@gnu.org>
1568 Gerald Pfeifer <gerald@pfeifer.com>
1570 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
1571 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
1573 2012-01-20 Jakub Jelinek <jakub@redhat.com>
1575 PR tree-optimization/51914
1576 * tree-vect-stmts.c (vectorizable_conversion): For
1577 cvt_type && modifier == WIDEN, put temporary with cvt_type
1578 at the beginning of vec_dsts and set vec_dest to temporary
1581 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
1583 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
1585 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
1587 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
1588 * config/rs6000/rs6000.c: Likewise.
1590 2012-01-20 Jakub Jelinek <jakub@redhat.com>
1593 * config/arm/arm.c (arm_count_output_move_double_insns): Call
1594 output_move_double on a copy of operands array.
1596 2012-01-20 Cary Coutant <ccoutant@google.com>
1597 Dodji Seketeli <dodji@redhat.com>
1600 * dwarf2out.c (copy_declaration_context): Return ref to parent
1601 of declaration DIE, if necessary.
1602 (remove_child_or_replace_with_skeleton): Add new parameter; update
1603 caller. Place skeleton DIE under parent DIE of original declaration.
1604 Move call to copy_declaration_context to here ...
1605 (break_out_comdat_types): ... from here.
1607 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1609 PR rtl-optimization/51856
1610 * reload.c (find_reloads_subreg_address): Set the address_reloaded
1613 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1616 * config/arm/arm.c (arm_print_operand): Correct output of alignment
1617 hints for neon loads and stores.
1619 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
1623 * doc/extend.texi (Named Address Spaces): Split into subsections.
1624 (AVR Named Address Spaces): New subsection.
1625 (M32C Named Address Spaces): New subsection.
1626 (RL78 Named Address Spaces): New subsection.
1627 (SPU Named Address Spaces): New subsection.
1628 (Variable Attributes): New anchor "AVR Variable Attributes".
1629 (AVR Variable Attributes): Rewrite and avoid wording
1630 "address space" in this context.
1631 * doc/invoke.texi (AVR Options): Rewrite and add documentation
1632 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
1633 (AVR Built-in Macros): New subsubsection therein.
1634 * doc/md.texi (AVR constraints): Remove "C04", "R".
1636 2012-01-20 Richard Guenther <rguenther@suse.de>
1638 PR tree-optimization/51903
1639 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
1640 when removing stmts.
1642 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1645 * config/arm/arm.c (arm_load_pic_register): Use
1646 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
1647 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
1648 (arm_pic_static_addr): Likewise.
1649 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
1650 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
1651 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
1652 (pic_load_addr_unified): New.
1654 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
1657 * function.c (instantiate_virtual_regs_in_insn): Use
1658 delete_insn_and_edges when removing a wrong asm insn.
1660 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
1662 PR rtl-optimization/40761
1663 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
1664 Add new member loop_num.
1665 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
1666 (ira_build): Remove the parameter.
1668 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
1669 (ira.c): Do not build CFG loops for one region allocation. Remove
1670 argument from ira_build call.
1672 * ira-build.c (init_loop_tree_node): New function.
1673 (create_loop_tree_nodes): Use it. Separate the case when CFG
1674 loops are not built.
1675 (more_one_region_p): Check current_loops.
1676 (finish_loop_tree_nodes): Separate the case when CFG loops are not
1678 (add_loop_to_tree): Process loop equal to NULL too.
1679 (form_loop_tree): Separate the case when CFG loops are not built.
1680 Use explicitly number for the root.
1681 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
1683 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
1684 instead of loop->num.
1685 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
1686 (mark_all_loops_for_removal): Ditto.
1687 (remove_unnecessary_regions): Separate the case when CFG loops
1689 (ira_build): Remove the parameter. Use explicit number of regions
1690 when CFG loops are not built.
1692 * ira-color.c (print_loop_title): Separate the case for the root node.
1693 Use loop_num instead of loop->num.
1694 (move_spill_restore): Use loop_num instead of loop->num.
1696 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
1697 (change_loop): Ditto.
1698 (change_loop): Use loop_num instead of loop->num.
1700 * ira-lives.c (process_bb_node_lives): Ditto.
1702 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
1704 * ira-conflicts.c (print_allocno_conflicts): Ditto.
1706 2012-01-19 Jakub Jelinek <jakub@redhat.com>
1709 * tree-mudflap.c (mf_artificial): New function.
1710 (execute_mudflap_function_ops, execute_mudflap_function_decls,
1711 mx_register_decls, mudflap_enqueue_decl): Use it.
1714 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
1715 numbers in the insn pattern.
1717 2012-01-19 Michael Matz <matz@suse.de>
1719 PR tree-optimization/46590
1720 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
1721 use it in remembering which conflicts we already created.
1722 (add_scope_conflicts): Adjust call to above, (de)allocate helper
1725 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
1728 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
1729 (merge_and_complain): Same.
1731 2012-01-19 Jakub Jelinek <jakub@redhat.com>
1734 * config/initfini-array.h: Guard content of the header
1735 with #ifdef HAVE_INITFINI_ARRAY.
1736 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
1737 Add initfini-array.h to tm_file here.
1738 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
1739 * config.gcc: Don't add initfini-array.h to tm_file here.
1740 * configure: Regenerated.
1742 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
1744 PR rtl-optimization/51505
1745 * df-problems.c (df_kill_notes): New parameter live. Update comment.
1746 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
1747 (df_note_bb_compute): Update the call to df_kill_notes.
1749 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
1751 * trans-mem.c (requires_barrier): Remove call to is_global_var.
1753 2012-01-18 Richard Guenther <rguenther@suse.de>
1755 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
1756 of conversions to void *.
1758 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1759 Richard Sandiford <rdsandiford@googlemail.com>
1763 * optabs.h (simplify_expand_binop): Declare.
1764 * optabs.c (simplify_expand_binop): Make global.
1765 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
1766 endian targets if the source cannot be exactly covered by word
1769 2012-01-17 Jakub Jelinek <jakub@redhat.com>
1772 * hard-reg-set.h (struct hard_reg_set_container): New type.
1773 * target.h (struct hard_reg_set_container): Forward declare.
1774 * target.def (set_up_by_prologue): New target hook.
1775 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
1776 * doc/tm.texi: Regenerated.
1777 * function.c (thread_prologue_and_epilogue_insns): Change
1778 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
1779 Call targetm.set_up_by_prologue on it.
1780 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
1781 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
1783 2012-01-17 Nick Clifton <nickc@redhat.com>
1785 * config/rx/rx.c (rx_can_use_simple_return): New function.
1786 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
1787 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
1789 2012-01-17 Richard Guenther <rguenther@suse.de>
1792 * expr.c (expand_assignment): Take address-space information
1793 from the address operand of MEM_REF and TARGET_MEM_REF.
1794 (expand_expr_real_1): Likewise.
1796 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1798 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
1799 reload dump is requested.
1801 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
1804 * trans-mem.c (requires_barrier): Call may_be_aliased.
1806 2012-01-17 Jakub Jelinek <jakub@redhat.com>
1808 PR tree-optimization/51877
1809 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
1810 call arguments and fndecls compare equal, instead return false if they
1811 don't. Return true only if lhs1 and lhs2 are either both NULL, or
1812 both SSA_NAMEs that are valueized the same, or they satisfy
1815 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1817 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
1819 * configure: Regenerate.
1821 2012-01-16 Jan Hubicka <jh@suse.cz>
1825 * convert.c (convert_to_integer): Use fold_convert for
1826 converting an INTEGER_CST to integer type.
1828 2012-01-16 Jason Merrill <jason@redhat.com>
1831 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
1833 2012-01-16 Jakub Jelinek <jakub@redhat.com>
1836 * config/s390/s390.c (s390_chunkify_start): Don't skip
1837 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
1838 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
1839 If insn is followed by NOTE_INSN_VAR_LOCATION or
1840 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
1841 Don't use location of note insns.
1843 PR tree-optimization/51865
1844 * tree-inline.c (tree_function_versioning): Call remap_decl
1845 on DECL_RESULT whenever it has VOID_TYPE_P type.
1847 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
1849 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
1850 for calls to locally-binding MIPS16 functions if only the return
1851 type uses float regs.
1853 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
1854 Richard Sandiford <rdsandiford@googlemail.com>
1856 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
1857 (SYMBOL_32_HIGH): Likewise.
1858 (mips_output_tls_reloc_directive): Declare.
1859 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
1860 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
1861 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
1862 (mips_lo_relocs, mips_hi_relocs): Make extern.
1863 (mips16_stub_function): Move up file.
1864 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
1865 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
1866 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
1867 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
1868 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
1869 (mips_get_tp): Add MIPS16 support.
1870 (mips_legitimize_tls_address): Remove MIPS16 sorry().
1871 Generalize DTPREL and TPREL handling.
1872 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
1873 Add MIPS16 TLS support.
1874 (mips_output_tls_reloc_directive): New function.
1875 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
1876 * config/mips/predicates.md (symbolic_operand_with_high)
1877 (tls_reloc_operand): New predicates.
1878 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
1879 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
1880 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
1881 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
1882 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
1883 (*tls_get_tp_mips16_call_<mode>): Likewise.
1885 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
1887 PR rtl-optimization/51821
1888 * recog.c (peep2_find_free_register): Determine clobbered registers
1891 2012-01-14 Denis Chertykov <chertykov@gmail.com>
1894 * config/avr/avr-protos.h: Revert change of 2012-01-09.
1895 * config/avr/avr.c: Likewise.
1896 * config/avr/avr.h: Likewise.
1898 2012-01-13 Ian Lance Taylor <iant@google.com>
1901 * tree.h (TYPE_QUALS): Add cast to int.
1902 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
1904 2012-01-13 Ian Lance Taylor <iant@google.com>
1906 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
1907 comparing param_index to VEC_length result.
1909 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
1911 * c-decl.c: Do not include tree-mudflap.h
1912 * tree-optimize.c: Likewise.
1913 * Makefile.in: Update dependencies.
1915 2012-01-13 Richard Guenther <rguenther@suse.de>
1918 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
1919 variable-sized result always use RSO.
1921 2012-01-12 DJ Delorie <dj@redhat.com>
1923 * cfgexpand.c (convert_debug_memory_address): Allow any valid
1924 pointer type, not just the default pointer type.
1926 2012-01-09 Richard Henderson <rth@redhat.com>
1927 Denis Chertykov <chertykov@gmail.com>
1930 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
1931 * config/avr/avr.c (avr_can_eliminate): Simplify.
1932 (avr_initial_elimination_offset): Likewise.
1933 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
1934 (expand_epilogue): Likewise.
1935 (avr_legitimize_address): Gut.
1936 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
1937 (avr_hard_regno_nregs): New.
1938 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
1939 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
1940 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
1941 add soft frame pointer.
1942 (CALL_USED_REGISTERS): Likewise.
1943 (REG_CLASS_CONTENTS): Likewise.
1944 (REGISTER_NAMES): Likewise.
1945 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
1946 (HARD_FRAME_POINTER_REGNUM): New.
1947 (FRAME_POINTER_REGNUM): Use soft frame pointer.
1948 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
1949 remove the HARD_FRAME_POINTER self-elimination.
1951 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
1954 * config/avr/avr.c (avr_encode_section_info): Test for absence of
1955 DECL_EXTERNAL when checking for initializers of progmem variables.
1957 2012-01-12 Ira Rosen <irar@il.ibm.com>
1959 PR tree-optimization/51799
1960 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
1961 that the last operation is a type demotion.
1963 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
1965 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
1966 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
1968 2012-01-11 Jakub Jelinek <jakub@redhat.com>
1971 * combine.c (distribute_notes): If i3 is a noreturn call,
1972 allow old_size to be equal to args_size and make sure the
1973 noreturn call gets REG_ARGS_SIZE note.
1974 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
1975 on noreturn calls even when the delta is 0.
1977 2012-01-11 Nathan Sidwell <nathan@acm.org>
1979 * gcov.c (STRING_SIZE): Remove.
1980 (generate_results): Erase annotations for source files with no
1981 coverage information.
1983 (output_lines): Use it.
1985 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
1987 * gimple.h (gimplify_body): Remove first argument.
1988 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
1989 pointer set here, instead just pass DATA to walk_tree.
1990 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
1991 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
1992 (unvisit_body): Likewise, but with unmark_visited.
1993 (gimplify_body): Remove BODY_P argument and adjust.
1994 (gimplify_function_tree): Adjust call to gimplify_body.
1995 * omp-low.c (finalize_task_copyfn): Likewise.
1997 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
1999 * tree.h (build_function_decl_skip_args): Add boolean parameter.
2000 (build_function_type_skip_args): Delete.
2001 * tree.c (build_function_type_skip_args): Make static and add
2002 SKIP_RETURN parameter. Fix thinko in the handling of variants.
2003 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
2004 pass it to build_function_type_skip_args.
2005 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
2006 (tree_function_versioning): Likewise.
2007 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
2008 build_function_decl_skip_args.
2009 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
2010 and pass it to build_function_decl_skip_args/tree_function_versioning.
2011 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
2012 * ipa-inline-transform.c (save_inline_function_body): Likewise.
2013 * trans-mem.c (ipa_tm_create_version): Likewise.
2014 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
2015 * tree-inline.c (declare_return_variable): Remove always-true test.
2016 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
2017 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
2018 * ipa-split.c (split_function): Skip the return value for the split
2019 part if it doesn't return.
2021 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2023 PR tree-optimization/49642
2024 * ipa-split.c (forbidden_dominators): New variable.
2025 (check_forbidden_calls): New function.
2026 (dominated_by_forbidden): Likewise.
2027 (consider_split): Check for forbidden dominators.
2028 (execute_split_functions): Initialize and free forbidden
2029 dominators info; call check_forbidden_calls.
2031 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2033 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
2035 2012-01-11 Nick Clifton <nickc@redhat.com>
2037 * config/rx/rx.md (return): Define pattern.
2039 2012-01-11 Richard Guenther <rguenther@suse.de>
2041 * doc/extend.texi (malloc attribute): Adjust according to
2044 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
2045 Patrick Marlier <patrick.marlier@gmail.com>
2048 * trans-mem.c (get_cg_data): Traverse aliases if requested.
2049 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
2050 (ipa_tm_note_irrevocable): Same.
2051 (ipa_tm_scan_irr_block): Same.
2052 (ipa_tm_decrement_clone_counts): Same.
2053 (ipa_tm_scan_irr_function): Same.
2054 (ipa_tm_create_version_alias): Same.
2055 (ipa_tm_create_version): Same.
2056 (ipa_tm_transform_calls_redirect): Same.
2057 (ipa_tm_transform_calls): Same.
2058 (ipa_tm_transform_transaction): Same.
2059 (ipa_tm_execute): Same.
2061 2012-01-10 Richard Guenther <rguenther@suse.de>
2064 * opts.c (common_handle_option): Handle -Werror.
2066 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
2068 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
2071 2012-01-10 Jason Merrill <jason@redhat.com>
2073 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
2076 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2078 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
2079 supports R_386_TLS_GD_PLT reloc.
2080 (gcc_cv_as_ix86_tlsldmplt): Check if linker
2081 supports R_386_TLS_LDM_PLT reloc.
2082 * configure: Regenerate.
2083 * config.in: Regenerate.
2085 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
2088 Extend __pgmx semantics to linearize memory.
2089 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
2090 determine if code comes inline or from libgcc.
2091 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
2092 (movmem_qi, movmem_qi): Set constraint #2 to "n".
2093 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
2094 (movmemx_qi, movmemx_hi): New insns.
2095 (xload_<mode>_libgcc): Rewrite to new insn condition.
2096 (xload_<mode>): Remove insns.
2097 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
2098 cases that don't satisfy avr_xload_libgcc_p().
2099 (avr_addr_space_convert): Allow converting in any direction.
2100 (avr_addr_space_subset_p): Return always true.
2101 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
2102 (avr_emit_movmemhi): Ditto.
2103 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
2104 (avr_out_movmem): Ditto.
2105 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
2106 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
2107 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
2108 (avr_encode_section_info): Encode 'progmem' in symbol flags.
2109 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
2111 2012-01-10 Richard Guenther <rguenther@suse.de>
2113 PR tree-optimization/50913
2114 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
2115 Require data-refs to be representable by Graphite with respect
2118 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
2120 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
2121 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
2123 2012-01-10 Tom de Vries <tom@codesourcery.com>
2125 PR rtl-optimization/51271
2126 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
2127 handling annulled branch.
2129 2012-01-10 Richard Henderson <rth@redhat.com>
2131 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
2132 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
2133 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
2134 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
2135 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
2136 arm_expand_vec_perm_const): New.
2137 * config/arm/arm-protos.h: Update.
2138 * config/arm/neon.md (UNSPEC_VCONCAT): New.
2139 (*neon_vswp<VDQX>): New.
2140 (neon_vcombine<VDX>): Use neon_split_vcombine.
2141 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
2142 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
2143 (vec_perm<VE>): New.
2145 2012-01-10 Richard Henderson <rth@redhat.com>
2147 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
2148 use it if reload_completed.
2149 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
2150 arm_output_asm_insn, arm_process_output_memory_barrier,
2151 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
2152 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
2153 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
2154 arm_process_output_sync_insn, arm_output_sync_insn,
2155 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
2156 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
2157 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
2158 (emit_unlikely_jump): New.
2159 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
2160 (arm_split_atomic_op): New.
2161 * config/arm/arm-protos.h: Update.
2162 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
2163 (struct arm_sync_generator): Remove.
2164 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
2165 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
2166 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
2167 (VUNSPEC_LL, VUNSPEC_SC): New.
2168 (sync_result, sync_memory, sync_required_value, sync_new_value,
2169 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
2170 (attr length): Don't use arm_sync_loop_insns.
2171 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
2172 (movsfcc, movdfcc): Likewise.
2173 * config/arm/constraints.md (Ua): New.
2174 * config/arm/prediates.md (mem_noofs_operand): New.
2175 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
2176 (sync_clobber, sync_t2_reqd): Remove.
2177 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
2178 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
2179 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
2180 (arm_sync_compare_and_swap<SIDI>): Remove.
2181 (arm_sync_compare_and_swap<NARROW>): Remove.
2182 (arm_sync_lock_test_and_set<SIDI>): Remove.
2183 (arm_sync_lock_test_and_set<NARROW>): Remove.
2184 (arm_sync_new_<syncop><SIDI>): Remove.
2185 (arm_sync_new_<syncop><NARROW>): Remove.
2186 (arm_sync_new_nand<SIDI>): Remove.
2187 (arm_sync_new_nand<NARROW>): Remove.
2188 (arm_sync_old_<syncop><SIDI>): Remove.
2189 (arm_sync_old_<syncop><NARROW>): Remove.
2190 (arm_sync_old_nand<SIDI>): Remove.
2191 (arm_sync_old_nand<NARROW>): Remove.
2192 (*memory_barrier): Merge arm_output_memory_barrier.
2193 (atomic_compare_and_swap<QHSD>): New.
2194 (atomic_compare_and_swap<NARROW>_1): New.
2195 (atomic_compare_and_swap<SIDI>_1): New.
2196 (atomic_exchange<QHSD>): New.
2197 (cas_cmp_operand, cas_cmp_str): New.
2198 (atomic_op_operand, atomic_op_str): New.
2199 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
2200 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
2201 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
2202 (arm_load_exclusive<NARROW>): New.
2203 (arm_load_exclusivesi, arm_load_exclusivedi): New.
2204 (arm_store_exclusive<QHSD>): New.
2206 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
2208 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
2209 reload patterns if -mvsx-scalar-memory.
2211 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
2212 generated, even -mno-vsx-scalar-double was used.
2213 (vsx_xscvdpsp_scalar): Likewise.
2214 (vsx_xscvspdp_scalar2): Likewise.
2216 2012-01-09 Tom de Vries <tom@codesourcery.com>
2217 Andrew Pinski <apinski@cavium.com>
2220 * reorg.c (fill_slots_from_thread): Don't speculate
2221 frame-related insns.
2223 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
2225 * sched-int.h (bb_note): Move to...
2226 * basic-block.h: ...here.
2227 * haifa-sched.c (bb_note): Move to...
2228 * cfgrtl.c: ...here.
2229 * function.c (next_block_for_reg): New function.
2230 (move_insn_for_shrink_wrap): Likewise.
2231 (prepare_shrink_wrap): Rewrite to use the above.
2233 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
2235 * gimple.c (is_gimple_non_addressable): Remove.
2236 * gimple.h: Remove is_gimple_non_addressable.
2237 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
2238 is_gimple_non_addressable.
2239 * trans-mem.c (expand_assign_tm): Same.
2241 2012-01-09 Richard Guenther <rguenther@suse.de>
2243 PR tree-optimization/51775
2244 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
2245 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
2247 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2249 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
2251 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
2253 2012-01-09 Richard Guenther <rguenther@suse.de>
2255 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
2257 2012-01-08 Jan Hubicka <jh@suse.cz>
2259 PR tree-optimize/51680
2260 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
2261 on when known_vals needs to be computed; cleanup.
2263 2012-01-08 Jan Hubicka <jh@suse.cz>
2265 PR tree-optimize/51694
2266 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
2268 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
2270 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
2271 for -std=c++98 and -std=c++11 too.
2273 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
2275 * cfgloop.c (cancel_loop): Add free() of bbs array.
2277 2012-01-07 Jan Hubicka <jh@suse.cz>
2279 PR tree-optimization/51600
2280 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
2281 that benefits small functions.
2283 2012-01-07 Jan Hubicka <jh@suse.cz>
2285 * ipa-inline.c (want_inline_small_function_p): Fix formating.
2287 2012-01-07 Jan Hubicka <jh@suse.cz>
2289 PR tree-optimization/51680
2290 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
2291 whose inlining reduce unit size.
2293 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
2296 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
2297 Add canonical node to containing_mem chain after the non-canonical
2298 one, even if there weren't any locs to propagate.
2299 (remove_useless_values): Keep only canonical values.
2300 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
2301 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
2302 canonicalize mem_chain elements that are not discarded.
2304 2012-01-06 Jakub Jelinek <jakub@redhat.com>
2307 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
2308 before emitting functions.
2310 PR gcov-profile/50127
2311 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
2312 clear_aux_for_blocks.
2314 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
2317 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
2319 2012-01-06 Arnaud Charlet <charlet@adacore.com>
2321 * c-decl.c (ext_block): Moved up.
2322 (collect_all_refs, for_each_global_decl): Take ext_block into account.
2324 2012-01-06 Han Shen <shenhan@google.com>
2326 Translate built-in include paths for sysroot.
2327 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
2328 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
2330 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
2331 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
2333 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
2334 control whether sysroot should be prepended to gxx include dir.
2336 * configure: Regenerate.
2338 2012-01-06 Torvald Riegel <triegel@redhat.com>
2340 PR rtl-optimization/51771
2341 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
2342 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
2344 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
2346 PR tree-optimization/51315
2347 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
2348 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
2350 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
2353 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
2354 for shrp pattern. Correctly handle and fixup shift variable.
2355 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
2357 2012-01-05 Jakub Jelinek <jakub@redhat.com>
2360 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
2361 note when !ACCUMULATE_OUTGOING_ARGS.
2363 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
2365 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
2367 (extract_range_from_unary_expr_1): Avoid useless computations.
2369 2012-01-05 Jakub Jelinek <jakub@redhat.com>
2371 PR rtl-optimization/51767
2372 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
2373 of jump_block and add an extra edge for degenerated asm gotos.
2376 * stmt.c (check_unique_operand_names): Don't ICE during error
2377 reporting if i is from labels chain.
2380 * profile.c (branch_prob): Split bbs that have exit edge
2381 and need a fake entry edge too.
2383 2012-01-05 Jan Hubicka <jh@suse.cz>
2386 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
2389 2012-01-05 Richard Guenther <rguenther@suse.de>
2392 * tree-streamer-out.c (write_ts_optimization): New function.
2393 (streamer_write_tree_body): Call it.
2394 * tree-streamer-in.c (lto_input_ts_optimization): New function.
2395 (streamer_read_tree_body): Call it.
2396 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
2398 2012-01-05 Jakub Jelinek <jakub@redhat.com>
2401 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
2402 * gimplify.c (gimplify_cleanup_point_expr): Save and set
2403 in_cleanup_point_expr before gimplify_stmt call and restore it
2405 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
2406 in_cleanup_point_expr is false.
2408 2012-01-05 Richard Guenther <rguenther@suse.de>
2411 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
2413 * toplev.c (process_options): Reject combining mudflap and LTO.
2414 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
2416 2012-01-05 Richard Guenther <rguenther@suse.de>
2418 PR tree-optimization/51760
2419 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
2421 (bit_value_unop): Handle UNDEFINED operands.
2422 (bit_value_binop): Likewise.
2424 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
2426 * config/avr/avr.c (avr_replace_prefix): Remove.
2427 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
2428 (avr_asm_function_rodata_section): Ditto.
2429 (avr_asm_select_section): Ditto.
2431 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
2433 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
2436 2012-01-05 Jakub Jelinek <jakub@redhat.com>
2439 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
2440 calls that have any non-fake successor edges.
2443 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
2445 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
2447 PR tree-optimization/51624
2448 * tree-sra.c (build_ref_for_model): When replicating a chain of
2449 COMPONENT_REFs, stop as soon as the offset would become negative.
2451 2012-01-04 Jakub Jelinek <jakub@redhat.com>
2454 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
2455 in .debug_loc on the floor.
2457 2012-01-04 Andrew Pinski <apinski@cavium.com>
2459 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
2461 2012-01-04 Andrew Pinski <apinski@cavium.com>
2462 Adam Nemet <anemet@caviumnetworks.com>
2464 * config/mips/mips.md (size): Add SI and DI.
2465 (SIZE): New mode attribute.
2466 (U): New code attribute.
2467 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
2468 (mips_lbux_<mode>): Delete.
2469 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
2470 (mips_lhx): Use gen_mips_lhx_extsi.
2471 (mips_lhx_<mode>): Delete.
2473 (mips_l<size>x): New expand.
2474 (mips_lwx_<mode>): Delete.
2475 (mips_l<GPR:size>x_<P:mode>): New pattern.
2476 (*mips_lw<u>x_<P:mode>_ext): Likewise.
2477 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
2478 * config/mips/mips.c (mips_lx_address_p): New function.
2479 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
2480 (dsp64): New availability predicate.
2481 (mips_builtins): Add an entry for __builtin_mips_ldx.
2482 * config/mips/mips.h (ISA_HAS_LBX): New define.
2483 (ISA_HAS_LBUX): Likewise.
2484 (ISA_HAS_LHX): Likewise.
2485 (ISA_HAS_LHUX): Likewise.
2486 (ISA_HAS_LWX): Likewise.
2487 (ISA_HAS_LWUX): Likewise.
2488 (ISA_HAS_LDX): Likewise.
2489 * doc/extend.texi (__builtin_mips_ldx): Document.
2491 2012-01-04 Tristan Gingold <gingold@adacore.com>
2493 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
2494 when long pointers are used.
2495 * config.build (*-*-*vms*): Handle all OpenVMS targets.
2496 (alpha64-dec-*vms*, alpha*-dec-*vms*)
2497 (ia64-hp-*vms*): Remove.
2498 * config/vms/xm-vms64.h: Delete.
2500 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
2503 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
2505 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
2507 * opts.c (finish_options): Remove duplicate sorry.
2509 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
2512 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
2515 2012-01-04 Richard Guenther <rguenther@suse.de>
2518 * tree.c (size_low_cst): New function.
2519 * tree.h (size_low_cst): Declare.
2520 * fold-const.c (fold_comparison): Use it to extract the low
2521 part of the POINTER_PLUS_EXPR offset.
2523 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
2525 Fix clearing ZERO_REG
2526 * config/avr/avr.md (cc): Add alternative "ldi".
2527 (movqi_insn): Use it in cc attribute.
2528 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
2529 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
2530 (output_reload_insisf): Use ZERO_REG to pre-clear register.
2532 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2534 * configure: Regenerate.
2536 2012-01-04 Richard Guenther <rguenther@suse.de>
2538 PR tree-optimization/49651
2539 * tree-ssa-structalias.c (type_can_have_subvars): New function.
2540 (var_can_have_subvars): Use it.
2541 (get_constraint_for_1): Only consider subfields if there can be any.
2543 2012-01-03 Jakub Jelinek <jakub@redhat.com>
2546 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
2547 to its new canonical_cselib_val and the cselib_val was in
2548 first_containing_mem chain, but the canonical_cselib_val was not,
2549 add the latter into the chain.
2550 (cselib_invalidate_mem): Compare canonical_cselib_val of
2551 addr_list chain elt with v.
2554 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
2555 dwarf2out_undef): Allocate e.info using ggc_strdup instead
2557 (output_macinfo_op): Don't ggc_strdup fd->filename.
2558 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
2559 then ggc_strdup it. Don't free inc->info or cur->info.
2560 (output_macinfo): Don't free ref->info or file->info.
2562 2012-01-03 Ira Rosen <irar@il.ibm.com>
2564 PR tree-optimization/51269
2565 * tree-vect-loop-manip.c (set_prologue_iterations): Make
2566 first_niters a pointer.
2567 (slpeel_tree_peel_loop_to_edge): Likewise.
2568 (vect_do_peeling_for_loop_bound): Update call to
2569 slpeel_tree_peel_loop_to_edge.
2570 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
2571 here. Remove it from the parameters list.
2572 (vect_do_peeling_for_alignment): Update calls and compute
2575 2012-01-03 Richard Guenther <rguenther@suse.de>
2577 PR tree-optimization/51070
2578 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
2579 Properly handle calls.
2581 2012-01-03 Richard Guenther <rguenther@suse.de>
2583 PR tree-optimization/51692
2584 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
2585 the LHS of allocation stmts.
2587 2012-01-03 Olivier Hainque <hainque@adacore.com>
2589 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
2591 2012-01-03 Olivier Hainque <hainque@adacore.com>
2593 * collect2.c (main): In AIX specific computations for vector
2594 insertions, use CONST_CAST2 to cast from char ** to const char **.
2596 2012-01-03 Richard Guenther <rguenther@suse.de>
2599 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
2600 the context of a limbo DIE when it does not already exist.
2602 2012-01-03 Jakub Jelinek <jakub@redhat.com>
2604 PR tree-optimization/51719
2605 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
2606 but direct call is, clear direct call's lhs and don't add fallthrough
2607 edge from dcall_bb to join_bb and PHIs.
2609 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2611 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
2612 the instructions emitted by the pattern.
2613 ("*TDC_insn_<mode>"): Add comment.
2615 2012-01-03 Richard Guenther <rguenther@suse.de>
2618 * fold-const.c (fold_comparison): Properly canonicalize
2619 tree offset and HOST_WIDE_INT bit position.
2621 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
2623 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
2624 operands for extzv pattern.
2626 2012-01-02 Jakub Jelinek <jakub@redhat.com>
2629 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
2632 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
2634 * doc/invoke.texi (-flto and related options): Copy-edit.
2636 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
2638 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
2640 2012-01-02 Jakub Jelinek <jakub@redhat.com>
2642 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
2645 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
2647 * expr.h (move_by_pieces_ninsns): Declare.
2648 * expr.c (move_by_pieces_ninsns): Make external.
2649 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
2650 (mips_store_by_pieces_p): Likewise.
2651 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
2652 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
2653 * config/mips/mips.c (mips_move_by_pieces_p): New function.
2654 (mips_store_by_pieces_p): Likewise.
2656 2012-01-02 Jakub Jelinek <jakub@redhat.com>
2658 * passes.c (register_one_dump_file): Free full_name.
2660 * reload1.c (reload): Don't allocate reg_max_ref_width here.
2661 (calculate_elim_costs_all_insns): Free offsets_at and
2662 offsets_known_at at the end and clear the pointers.
2664 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
2666 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
2667 this option introduced in r180739.
2669 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
2672 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
2673 (tmake_file target=avr): Add avr/t-multilib.
2675 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
2676 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
2677 * config/avr/genmultilib.awk: New file.
2678 * config/avr/t-multilib: New auto-generated file.
2679 * config/avr/multilib.h: New auto-generated file.
2680 * config/avr/t-avr (AVR_MCUS): New variable.
2681 (genopt.sh): Use it.
2682 (s-mlib): Depend on t-multilib.
2683 (t-multilib, multilib.h): New dependencies.
2684 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
2685 (MULTILIB_OPTIONS): Remove.
2686 (MULTILIB_MATCHES): Remove.
2687 (MULTILIB_DIRNAMES): Remove.
2688 (MULTILIB_EXCEPTIONS): Remove:
2689 * config/avr/genopt.sh: Don't use hard coded file name;
2690 pass AVR_MCUS from t-avr instead.
2692 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
2694 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
2696 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
2698 Implement light-weight DImode support.
2699 * config/avr/avr-dimode.md: New file.
2700 * config/avr/avr.md: Include it.
2701 (adjust_len): Add plus64, compare64.
2702 (HIDI): Remove code iterator.
2703 (code_stdname): New code attribute.
2704 (rotx, rotsmode): Remove DI.
2705 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
2707 * config/avr/avr-protos.h (avr_have_dimode): New.
2708 (avr_out_plus64, avr_out_compare64): New.
2709 * config/avr/avr.c (avr_out_compare): Handle DImode.
2710 (avr_have_dimode): New variable definition and initialization.
2711 (avr_out_compare64, avr_out_plus64): New functions.
2712 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
2713 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
2714 (avr_compare_pattern): Skip DImode comparisons.
2716 2012-01-02 Revital Eres <revital.eres@linaro.org>
2718 * ddg.c (def_has_ccmode_p): New function.
2719 (add_cross_iteration_register_deps,
2720 create_ddg_dep_from_intra_loop_link): Call it.
2722 2012-01-02 Richard Guenther <rguenther@suse.de>
2725 * invoke.texi (fassociative-math): Remove spurious paranthesis.
2727 2012-01-01 Jakub Jelinek <jakub@redhat.com>
2729 * gcc.c (process_command): Update copyright notice dates.
2730 * gcov.c (print_version): Likewise.
2731 * gcov-dump.c (print_version): Likewise.
2732 * mips-tfile.c (main): Likewise.
2733 * mips-tdump.c (main): Likewise.
2735 2012-01-01 Ira Rosen <irar@il.ibm.com>
2737 PR tree-optimization/51704
2738 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
2739 a use is inside the basic block or loop before accessing its vect info.
2741 2012-01-01 Jan Hubicka <jhjh@suse.cz>
2743 PR rtl-optimization/51069
2744 * cfgloopmanip.c (remove_path): Removing path making irreducible
2745 region unconditional makes BB part of the region.
2747 2012-01-01 Jakub Jelinek <jakub@redhat.com>
2749 PR tree-optimization/51683
2750 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
2751 calls with side-effects.
2752 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
2754 Copyright (C) 2012 Free Software Foundation, Inc.
2756 Copying and distribution of this file, with or without modification,
2757 are permitted in any medium without royalty provided the copyright
2758 notice and this notice are preserved.