1 2012-02-21 Richard Guenther <rguenther@suse.de>
4 * gimplify.c (create_tmp_from_val): Use the main variant type
5 for the type of the temporary we create.
7 2012-02-21 Richard Guenther <rguenther@suse.de>
9 PR tree-optimization/52324
10 * gimplify.c (gimplify_expr): When re-gimplifying expressions
11 do not gimplify a MEM_REF address operand if it is already
14 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
17 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
19 2012-02-21 Richard Guenther <rguenther@suse.de>
21 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
24 2012-02-21 Jakub Jelinek <jakub@redhat.com>
26 PR tree-optimization/52318
27 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
28 vdef also to non-pure/const call stmts in the sequence.
30 2012-02-20 David S. Miller <davem@davemloft.net>
32 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
33 don't use the "rd %pc" instruction on v9 for PIC register loads.
35 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
38 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
39 in a transaction safe function.
41 2012-02-20 Kai Tietz <ktietz@redhat.com>
44 * stor-layout.c (place_field): Handle desired_align for
47 2012-02-20 Richard Guenther <rguenther@suse.de>
49 PR tree-optimization/52298
50 * tree-vect-stmts.c (vectorizable_store): Properly use
51 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
53 (vectorizable_load): Likewise.
54 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
55 Access DR_STEP after ensuring it is not NULL.
57 2012-02-20 Jakub Jelinek <jakub@redhat.com>
59 PR tree-optimization/52286
60 * fold-const.c (fold_binary_loc): For (X & C1) | C2
61 optimization use double_int_to_tree instead of build_int_cst_wide,
62 rewrite to use double_int vars.
64 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
67 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
69 Remove -e 0 from $gcc_cv_ld invocation.
70 Only use __GLIBC_PREREQ if defined.
71 Enable on Solaris since Solaris 8 patch.
72 (gcc_SUN_LD_VERSION): New macro.
73 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
74 gcc_SUN_LD_VERSION for version number format.
75 * configure: Regenerate.
76 * varasm.c (get_elf_initfini_array_priority_section): Set
77 SECTION_NOTYPE for non-default priority.
78 Use get_section instead of get_unnamed_section to emit
79 .init_array/.fini_array with default priority.
81 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
83 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
84 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
85 (mips_start_unique_function, mips_output_mips16_rdhwr)
86 (mips_code_end): New functions.
87 (TARGET_ASM_CODE_END): Define.
89 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
91 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
92 to stubs with non-sibling calls.
94 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
96 * doc/invoke.texi (-fira-* options): Copy-edit.
97 (ira-* parameters): Copy-edit.
99 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
101 * doc/invoke.texi: Minor copy-edits to bring into conformance with
102 GCC coding conventions.
104 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
106 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
107 when used as adjectives.
109 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
111 * doc/invoke.texi: Clean up "that"/"which" confusion.
113 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
115 * system.h: Poison SMALL_REGISTER_CLASSES
116 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
117 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
119 2012-02-16 Jakub Jelinek <jakub@redhat.com>
121 PR tree-optimization/52285
122 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
123 when deciding if a call is a tail call or tail recursion.
125 2012-02-16 Kai Tietz <ktietz@redhat.com>
127 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
128 interger-constant displacement for UNSPEC_PCREL.
130 2012-02-16 Jakub Jelinek <jakub@redhat.com>
132 PR rtl-optimization/52208
133 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
134 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
136 PR tree-optimization/52255
137 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
138 loop->header has virtual PHI, but exit_e->dest doesn't, add
139 virtual PHI to exit_e->dest and adjust all uses after the loop.
142 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
143 children with clone_tree_hash, not after it.
145 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
147 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
148 extended identifiers.
150 2012-02-16 Jakub Jelinek <jakub@redhat.com>
153 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
154 a same_body_alias, also test whether e->callee isn't a former
155 or current clone of the decl this is a same body alias of.
158 * cgraphunit.c (verify_cgraph_node): Fix a typo.
160 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
162 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
164 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
167 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
168 force_reg instead of copy_to_reg for better optimization. Force
169 non-register or memory operands into a register.
171 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
173 * extend.texi: Reserve upper bits of memory model for future use.
175 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
176 Anatoly Sokolov <aesok@post.ru>
177 Eric Weddington <eric.weddington@atmel.com>
180 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
181 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
182 Rewrite initializers for .macro.
183 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
184 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
185 atxmega32d4, atxmega32x1.
186 avrxmega4: atxmega64a3, atxmega64d3.
187 avrxmega5: atxmega64a1, atxmega64a1u.
188 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
189 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
190 avrxmega7: atxmega128a1, atxmega128a1u.
191 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
192 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
193 (struct base_arch_s): Rename reserved to xmega_p.
194 Rename reserved2 to have_rampd.
195 (AVR_XMEGA): New define.
196 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
197 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
198 * config/avr/predicates.md (io_address_operand): Take into
200 (low_io_address_operand): Ditto.
201 (high_io_address_operand): Ditto.
202 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
203 (enabled, movhi_sp_r): Use them.
204 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
205 cpp_define_formatted to built-in define __AVR_ARCH__.
206 (__AVR_XMEGA__): New built-in define.
207 (__AVR_HAVE_RAMPD__): New built-in define.
208 (__AVR_HAVE_RAMPX__): New built-in define.
209 (__AVR_HAVE_RAMPY__): New built-in define.
210 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
212 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
213 (avr_option_override): Initialize them.
214 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
215 (avr_init_expanders): Initialize them. No more block several calls.
216 (emit_push_sfr): New static function.
217 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
219 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
220 (avr_print_operand): Print addreeses as symbols for
221 RAMPX, RAMPY, RAMPD, CCP.
222 (output_movhi): Handle AVR_XMEGA when writing to SP.
223 (avr_out_movhi_mr_r_xmega): New static function.
224 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
225 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
226 __RAMPD__, __CCP__ as needed.
228 * config/avr/multilib.h: Regenerate.
229 * config/avr/t-multilib: Regenerate.
230 * config/avr/avr-tables.opt: Regenerate.
232 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
234 PR tree-optimization/50561
235 * graphite-flattening.c (lst_project_loop): Do not
236 remove old scattering dimensions after flattening.
237 (lst_do_flatten): Likewise.
239 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
241 * doc/extend.texi (AVR Built-in Functions): Remove doc for
242 __builtin_avr_map8, __builtin_avr_map16.
243 Document __builtin_avr_insert_bits.
245 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
246 (insert_bits): New insn.
247 (adjust_len.map_bits): Rename to insert_bits.
248 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
249 * avr-protos.h (avr_out_map_bits): Remove.
250 (avr_out_insert_bits, avr_has_nibble_0xf): New.
251 * config/avr/constraints.md (Cxf,C0f): New.
252 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
253 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
254 New built-in define __BUILTIN_AVR_INSERT_BITS.
255 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
256 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
257 (avr_move_bits): Rewrite.
258 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
260 (avr_map_op_t): New typedef.
261 (avr_map_op): New static variable.
262 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
263 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
264 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
265 (bdesc_3arg, avr_expand_triop_builtin): New.
266 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
267 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
268 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
269 (avr_map_equal_p, avr_map_sig_p): Remove.
270 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
271 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
272 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
273 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
274 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
275 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
277 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
279 * config/c6x/c6x.md (reserve_cycles): New attribute.
280 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
281 don't reserve functional units after the branch occurs.
283 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
286 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
287 functions into non-tm_pure functions.
289 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
292 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
293 (iterative_hash_canonical_type): Likewise.
294 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
297 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
299 * haifa-sched.c (prune_ready_list): Ensure that if there is a
300 sched-group insn, it either remains alone or the entire list is
303 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
305 * doc/install.texi (Prerequisites): Fix grammar.
306 (Configuration): Likewise.
308 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
310 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
311 MPC as part of GCC before describing configuring with --with-gmp etc.
312 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
315 2012-02-14 Jakub Jelinek <jakub@redhat.com>
318 * dwarf2out.c (clone_tree_hash): New function.
319 (copy_decls_walk): Use it instead of clone_tree.
321 2012-02-14 Richard Guenther <rguenther@suse.de>
323 PR tree-optimization/52244
324 PR tree-optimization/51528
325 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
326 replacements for integral types.
328 2012-02-14 Walter Lee <walt@tilera.com>
330 * config.gcc: Handle tilegx and tilepro.
331 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
333 Add HAVE_AS_TLS check for tilegx and tilepro.
334 * configure: Regenerate.
335 * doc/contrib.texi: Add Mat Hostetter and self.
336 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
337 Document instruction intrinsics and network accessing intrinsics.
338 (TILEPro Built-in Functions): New node. Document instruction
339 intrinsics and network accessing intrinsics.
340 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
341 (Specific, tilepro-*-linux*): Likewise.
342 * doc/invoke.texi (TILE-Gx Options): New section.
343 (TILEPro Options): New section.
344 * doc/md.texi (TILE-Gx): New section.
345 (TILEPro): New section.
346 * common/config/tilegx/tilegx-common.c: New file.
347 * common/config/tilepro/tilepro-common.c: New file.
348 * config/tilegx/constraints.md: New file.
349 * config/tilegx/linux.h: New file.
350 * config/tilegx/mul-tables.c: New file.
351 * config/tilegx/predicates.md: New file.
352 * config/tilegx/sync.md: New file.
353 * config/tilegx/t-tilegx: New file.
354 * config/tilegx/tilegx-builtins.h: New file.
355 * config/tilegx/tilegx-c.c: New file.
356 * config/tilegx/tilegx-generic.md: New file.
357 * config/tilegx/tilegx-modes.def: New file.
358 * config/tilegx/tilegx-multiply.h: New file.
359 * config/tilegx/tilegx-protos.h: New file.
360 * config/tilegx/tilegx.c: New file.
361 * config/tilegx/tilegx.h: New file.
362 * config/tilegx/tilegx.md: New file.
363 * config/tilegx/tilegx.opt: New file.
364 * config/tilepro/constraints.md: New file.
365 * config/tilepro/gen-mul-tables.cc: New file.
366 * config/tilepro/linux.h: New file.
367 * config/tilepro/mul-tables.c: New file.
368 * config/tilepro/predicates.md: New file.
369 * config/tilepro/t-tilepro: New file.
370 * config/tilepro/tilepro-builtins.h: New file.
371 * config/tilepro/tilepro-c.c: New file.
372 * config/tilepro/tilepro-generic.md: New file.
373 * config/tilepro/tilepro-modes.def: New file.
374 * config/tilepro/tilepro-multiply.h: New file.
375 * config/tilepro/tilepro-protos.h: New file.
376 * config/tilepro/tilepro.c: New file.
377 * config/tilepro/tilepro.h: New file.
378 * config/tilepro/tilepro.md: New file.
379 * config/tilepro/tilepro.opt: New file.
381 2012-02-14 Jakub Jelinek <jakub@redhat.com>
383 PR tree-optimization/52210
384 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
385 vect_model_simple_cost with two entry vect_def_type array instead
388 2012-02-14 Richard Guenther <rguenther@suse.de>
391 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
392 Do not stream DECL_QUALIFIER.
393 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
394 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
395 (find_decls_types_r): Do not walk DECL_QUALIFIER.
397 2012-02-14 Jakub Jelinek <jakub@redhat.com>
400 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
403 2012-02-13 Jakub Jelinek <jakub@redhat.com>
406 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
407 * cselib.c (cselib_subst_to_values_from_insn): New function.
408 * sched-deps.c (add_insn_mem_dependence,
409 sched_analyze_1, sched_analyze_2): Use it.
411 2012-02-13 Jan Hubicka <jh@suse.cz>
414 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
416 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
418 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
419 (GTM_SELF_SPECS): Define if not already defined.
420 (driver_self_specs): Add GTM_SELF_SPECS.
421 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
422 (GTM_SELF_SPECS): Define.
423 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
424 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
426 2012-02-13 Jakub Jelinek <jakub@redhat.com>
428 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
431 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is
435 * omp-low.c (expand_omp_for): If a static schedule without
436 chunk size has NULL region->cont, force fd.chunk_size to be
439 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
442 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
444 2012-02-13 Richard Guenther <rguenther@suse.de>
447 * passes.c (enable_disable_pass): Fix typo.
449 2012-02-13 Jakub Jelinek <jakub@redhat.com>
452 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
453 XOR for reduce_bit_field if type is unsigned.
455 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
457 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
458 disallow changes from SFmode to mode with different size in FP regs.
460 2012-02-12 Robert Millan <rmh@gnu.org>
461 Gerald Pfeifer <gerald@pfeifer.com>
463 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
466 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
468 PR rtl-optimization/52175
469 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
470 to frame-related instructions.
472 2012-02-10 Jason Merrill <jason@redhat.com>
475 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
476 (demangle_new_symbols): Fill it.
477 (scan_linker_output): Walk it.
478 (start_tweaking): Split out from scan_linker_output.
479 (maybe_tweak): Update sym->chosen.
480 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
482 2012-02-11 Jakub Jelinek <jakub@redhat.com>
485 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use
488 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
490 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
491 having the same mode as previous compare.
493 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
495 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
496 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
497 (nonlocal_goto_internal): Likewise.
498 (nonlocal_goto): Emit a use and an indirect jump directly.
500 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
503 * doc/extend.texi : Update comments for __atomic_compare_exchange and
504 __atomic_{is,always}_lock_free.
506 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
509 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
510 negative constant address for x32.
512 2012-02-10 Richard Henderson <rth@redhat.com>
514 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
515 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
516 for GIMPLE_TRANSACTION. Tidy if's into a switch.
518 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
519 Ira Rosen <irar@il.ibm.com>
521 PR tree-optimization/50031
522 * targhooks.c (default_builtin_vectorization_cost): Handle
524 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
525 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
526 all types of reduction and pattern statements.
527 (vect_estimate_min_profitable_iters): Likewise.
528 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
529 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
530 for explicit realigns.
531 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
532 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
534 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
535 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
536 vec_perm for VSX and handle vec_promote_demote.
538 2012-02-10 Jakub Jelinek <jakub@redhat.com>
541 * builtins.c (fold_builtin_atomic_always_lock_free,
542 expand_builtin_atomic_always_lock_free,
543 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
544 Return and/or test boolean_true_node/boolean_false_node instead of
545 integer_one_node/integer_zero_node.
547 2012-02-10 Jan Hubicka <jh@suse.cz>
550 * predict.c (predict_paths_for_bb): Prevent looping.
551 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
553 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
555 * config/arm/arm.c (output_move_double): In one case properly
556 count number of instructions that will be emitted.
558 2012-02-10 Richard Guenther <rguenther@suse.de>
561 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
563 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
566 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
568 2012-02-09 Jakub Jelinek <jakub@redhat.com>
571 * var-tracking.c (emit_note_insn_var_location): If
572 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
573 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
574 non-NOTE_DURING_CALL_P insn.
576 2012-02-09 Bin Cheng <bin.cheng@arm.com>
579 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
581 2012-02-08 Magnus Granberg <zorry@gentoo.org>
584 * gcc.c (switch_matches) Support switches with separated form,
587 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
589 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
592 * config/avr/avr.c (avr_addr_t): New typedef.
593 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
594 (avr_init_expanders): Initialize it.
595 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
597 (expand_epilogue): Ditto.
598 (avr_print_operand): Ditto.
599 (avr_file_start): Ditto.
600 (avr_emit_movmemhi): Ditto.
602 2012-02-08 Richard Guenther <rguenther@suse.de>
604 PR tree-optimization/46886
605 * tree-flow.h (do_while_loop_p): Declare.
606 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
607 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
609 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
611 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
612 always succeed for integers larger than a native word.
614 2012-02-08 Richard Guenther <rguenther@suse.de>
616 PR rtl-optimization/52170
617 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
618 properly handle integer vector modes.
620 2012-02-08 Jakub Jelinek <jakub@redhat.com>
622 PR gcov-profile/52150
623 * coverage.c: Include target.h.
624 (build_var): Call targetm.strip_name_encoding on the assembler name.
625 Change one _ into . or $ if the target allows it.
626 * Makefile.in (coverage.o): Depend on $(TARGET_H).
628 PR rtl-optimization/52139
629 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
630 is a BARRIER after emit_insn_after_noloc, move BB_END
631 to the last non-BARRIER insn before it.
633 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
636 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
637 (mips_gimplify_va_arg_expr): Call it instead of
638 std_gimplify_va_arg_expr.
640 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
642 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
643 message for -mno-pointers-to-nested-function.
645 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
648 * expr.c (get_inner_reference): If there is an offset, add a negative
649 bit position to it (if any).
651 2012-02-07 Jakub Jelinek <jakub@redhat.com>
653 PR rtl-optimization/52060
654 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
655 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
656 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
657 and/or i0src_copy2 when needed.
659 2012-02-07 Jakub Jelinek <jakub@redhat.com>
661 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
662 or LTOPLUGINSONAME if have_c.
664 * config/freebsd-spec.h: Add comment about what macros can be defined
666 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
667 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
670 2012-02-07 Richard Guenther <rguenther@suse.de>
672 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
673 newline in -alias dumps.
675 2012-02-07 Kai Tietz <ktietz@redhat.com>
676 Dave Korn <dave.korn.cygwin@gmail.com>
679 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
680 Take care that typinfo gets dllexport-attribute.
682 2012-02-07 Jakub Jelinek <jakub@redhat.com>
685 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
686 if modifier < EXPAND_SUM call force_operand on the result.
688 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
690 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
691 adding __forwarder_dst__ prefix if a forwarder_section attribute is
693 (epiphany_function_type): Replace types for specific interrupts with
694 EPIPHANY_FUNCTION_INTERRUPT.
695 (EPIPHANY_INTERRUPT_P): Update.
696 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
698 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
699 <disinterrupt>: Affects type identity.
700 (epiphany_handle_interrupt_attribute): Handle variable number of
702 (epiphany_compute_function_type): Update for new
703 epiphany_function_type definition.
704 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
705 handlers with a longcall forwarder.
706 (epiphany_start_function): Handle multiple interrupt arguments and/or
707 forwarder_section attribute.
709 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
712 2012-02-07 Alan Modra <amodra@gmail.com>
715 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
718 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
720 PR tree-optimization/50969
721 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
722 use vec_perm rather than vector_stmt.
723 (vect_model_load_cost): Likewise.
724 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
725 vec_perm to be the same as other vector statements.
726 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
727 cost of vec_perm for TARGET_VSX.
729 2012-02-06 Richard Guenther <rguenther@suse.de>
731 PR tree-optimization/52115
732 * tree-sra.c (access_has_replacements_p): New function.
733 (sra_modify_assign): Use it to decide whether a use is uninitialized.
735 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
738 * trans-mem.c (expand_call_tm): Add an assertion.
739 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
742 2012-02-06 Richard Guenther <rguenther@suse.de>
744 PR tree-optimization/50955
745 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
746 raise cost of expressions that replace an address with an
747 expression based on a different pointer.
749 2012-02-06 Jakub Jelinek <jakub@redhat.com>
752 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
753 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
755 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
758 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
759 -Weffc++ and specify guidelines come from second edition.
761 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
763 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
764 (sibcall_value_multiple_internal, call_split, call_internal_direct)
765 (call_direct_split, call_value_split, call_value_internal_direct)
766 (call_value_direct_split, call_value_multiple_split): Use jal and
767 jal_macro attributes.
769 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
771 * reload1.c (reload_regs_reach_end_p): Replace with...
772 (reload_reg_rtx_reaches_end_p): ...this function.
773 (new_spill_reg_store): Update commentary.
774 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
775 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
776 before setting new_spill_reg_store.
777 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
778 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
779 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
780 for non-spill reload registers.
782 2012-02-05 Ira Rosen <irar@il.ibm.com>
784 PR tree-optimization/52091
785 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
786 (vect_is_simple_use_1): Likewise.
787 * tree-vect-loop.c (vectorizable_reduction): Update calls
788 to vect_is_simple_use_1 and vect_is_simple_use.
789 (vectorizable_live_operation): Likewise.
790 * tree-vect-patterns.c (widened_name_p,
791 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
792 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
793 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
794 vectorizable_shift,vectorizable_operation, vectorizable_store,
795 vectorizable_load): Likewise.
796 (vect_is_simple_cond): Add an argument, pass it to
797 vect_is_simple_use_1.
798 (vectorizable_condition): Update calls to vect_is_simple_cond,
800 (vect_is_simple_use): Add an argument, the statement in which
801 OPERAND is used. Check that if OPERAND's def stmt is a double
802 reduction phi node, the use is a phi node too.
803 (vect_is_simple_use_1): Add an argument, pass it to
805 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
806 to vect_is_simple_use.
808 2012-02-04 Jakub Jelinek <jakub@redhat.com>
810 PR rtl-optimization/52095
811 * modulo-sched.c (dump_insn_locator): New function.
812 (loop_canon_p, sms_schedule): Use it.
814 PR rtl-optimization/52113
815 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
816 even for decomposable shift/zext insns.
818 2012-02-03 Jakub Jelinek <jakub@redhat.com>
819 Zdenek Dvorak <ook@ucw.cz>
821 PR rtl-optimization/52092
822 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
823 on get_iv_value result.
825 2012-02-02 Andrew Pinski <apinski@cavium.com>
829 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
831 2012-02-02 Jakub Jelinek <jakub@redhat.com>
834 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
836 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
838 PR rtl-optimization/49800
839 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
840 (sched_finish): Call regstat_free_n_sets_and_refs.
842 2012-02-02 Jia Liu <proljc@gmail.com>
844 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
847 2012-02-02 Jan Hubicka <jh@suse.cz>
848 Tom de Vries <tom@codesourcery.com>
851 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
852 * varpool.c (varpool_analyze_pending_decls): Likewise.
854 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
855 Jayant R Sonar <jayant.sonar@kpitcummins.com>
857 * config.gcc: Add cr16-* support.
859 * doc/extend.texi: Document cr16 extensions.
860 * doc/install.texi: Document cr16 install.
861 * doc/invoke.texi: Document cr16 options.
862 * doc/md.texi: Document cr16 constraints.
864 * common/config/cr16/cr16-common.c: New file.
865 * config/cr16/cr16.c: New file.
866 * config/cr16/cr16.h: New file.
867 * config/cr16/cr16.md: New file.
868 * config/cr16/cr16.opt: New file.
869 * config/cr16/cr16-protos.h: New file.
870 * config/cr16/predicates.md: New file.
871 * config/cr16/constraints.md: New file.
872 * config/cr16/t-cr16: New file.
874 2012-02-02 Jakub Jelinek <jakub@redhat.com>
877 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
878 that operands[2] is either immediate, or q_regs_operand.
880 PR tree-optimization/52073
881 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
882 a pattern stmt for pattern uses, ignore uses outside of the loop.
884 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
886 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
887 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
888 (OUT_AS1, OUT_AS2): Remove.
890 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
892 PR rtl-optimization/51374
893 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
894 to cross other volatile_refs_p insns.
896 2012-02-01 Richard Guenther <rguenther@suse.de>
898 * doc/invoke.texi (fno-inline): Clarify documentation.
899 (finline-small-functions): Likewise.
900 (finline-functions): Likewise.
901 * common.opt (finline): Adjust comment and documentation.
902 (finline-small-functions): Clarify documentation.
903 (finline-functions): Likewise.
904 (finline-functions-called-once): Likewise.
906 2012-02-01 Tristan Gingold <gingold@adacore.com>
908 * c-typeck.c (composite_type): Keep mode for pointers.
910 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
912 * function.h (regno_reg_rtx): Adjust comment.
913 * reginfo.c (init_reg_modes_target): Only use the previous mode
914 if it fits within one register. Remove MIPS comment.
916 2012-01-31 Jakub Jelinek <jakub@redhat.com>
919 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
921 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
923 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
926 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
928 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
930 2012-01-31 Jakub Jelinek <jakub@redhat.com>
935 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
937 2012-01-31 Richard Guenther <rguenther@suse.de>
939 PR tree-optimization/51528
940 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
943 2012-01-31 Jakub Jelinek <jakub@redhat.com>
948 * ree.c (add_removable_extension): Change def_map argument
949 to unsigned *, store in def_map 1 + offset into *insn_list vector
950 instead of pointers into the vector.
951 (find_removable_extensions): Adjust caller.
953 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
955 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
956 Transform all "* quoted-c-code" to { c-code }.
957 Remove redundant test for "optimize" in combine patterns.
958 Move (include "avr-dimode.md") to end of file.
960 2012-01-30 Bin Cheng <bin.cheng@arm.com>
963 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
964 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
966 2012-01-30 Richard Guenther <rguenther@suse.de>
968 PR tree-optimization/52028
969 * tree-loop-distribution.c (ldist_gen): Properly update
972 2012-01-30 Jakub Jelinek <jakub@redhat.com>
975 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
976 set_cur_line_info_table if not emitting debug info.
978 PR tree-optimization/52046
979 * tree-vect-patterns.c (check_bool_pattern): Give up if
980 a comparison could throw.
983 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
985 2012-01-30 Richard Guenther <rguenther@suse.de>
987 PR tree-optimization/52045
988 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
989 SSA form if cfgcleanup did anything.
991 2012-01-30 Richard Guenther <rguenther@suse.de>
993 PR tree-optimization/52045
994 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
995 before computing final todo.
997 2012-01-30 Richard Guenther <rguenther@suse.de>
999 PR tree-optimization/51528
1000 * tree-sra.c (sra_modify_assign): Re-factor in preparation
1003 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
1005 * df-problems.c (df_kill_notes): Check that the use refers
1006 to the note under examination.
1008 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
1011 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
1012 parameter and use short-lived pseudos.
1013 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
1014 (sparc_expand_vector_init): Const-ify local variables and adjust
1015 calls to above functions.
1017 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
1019 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
1021 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
1023 * doc/invoke.texi: Make usage of "compile time" and
1024 "run time"/"runtime" consistent throughout the file.
1026 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
1028 * config/alpha/alpha.c (alpha_option_override): Default to
1029 full IEEE compliance mode for Go language.
1031 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
1033 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
1034 (LINK_SSP_SPEC): Define.
1036 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1039 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
1042 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
1044 * doc/invoke.texi: Correct hyphenation of "floating point",
1045 "double precision", and related terminology throughout the file.
1047 2012-01-28 Jakub Jelinek <jakub@redhat.com>
1050 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
1051 arm_general_register_operand predicate for operand 2 instead of
1054 2012-01-27 Ian Lance Taylor <iant@google.com>
1057 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
1058 * builtins.c (expand_builtin_init_trampoline): Add onstack
1059 parameter. Change caller.
1060 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
1061 * tree.c (build_common_builtin_nodes): Declare
1062 __builtin_init_heap_trampoline.
1064 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
1066 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
1067 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
1068 * config/avr/avr.c: Ditto.
1069 (avr_regnames): Remove because unused.
1070 * config/avr/avr.md (*cpse.ne): New peephole.
1071 (*cpse.eq): New peephole from former cpse peepholes.
1073 2012-01-27 Michael Eager <eager@eagercon.com>
1075 * config/microblaze.c (microblaze_emit_compare): Correct
1076 test after pcmp instruction.
1078 2012-01-27 Richard Guenther <rguenther@suse.de>
1080 PR tree-optimization/52020
1081 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
1083 2012-01-27 Richard Guenther <rguenther@suse.de>
1085 * ipa-pure-const.c (check_stmt): Clobbers do not make a
1086 function non-const/pure.
1088 2012-01-27 Richard Guenther <rguenther@suse.de>
1090 PR tree-optimization/50444
1091 * tree-sra.c (build_ref_for_offset): Properly adjust the
1092 MEM_REF type for unaligned accesses.
1094 2012-01-27 Richard Guenther <rguenther@suse.de>
1096 PR tree-optimization/50444
1097 * expr.c (mem_ref_refers_to_non_mem_p): New function.
1098 (expand_assignment): Use it. Properly handle misaligned
1099 bases when expanding stores to component references.
1100 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
1103 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
1106 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
1107 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
1108 * tree-data-ref.c (find_data_references_in_loop): Make static.
1109 (compute_all_dependences): Change return type to bool. Bail out
1110 for too many datarefs in a loop. Move the hunk resetting the data
1111 dependences vector from ...
1112 (compute_data_dependences_for_loop): ... here. Account for
1113 compute_all_dependences returning false.
1114 (compute_data_dependences_for_bb): Likewise.
1115 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
1116 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
1118 2012-01-27 Richard Guenther <rguenther@suse.de>
1121 * expr.c (store_field): Use the alias-set of the scratch memory
1124 2012-01-27 Tom de Vries <tom@codesourcery.com>
1126 PR tree-optimization/51990
1127 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
1129 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
1131 2012-01-27 Jakub Jelinek <jakub@redhat.com>
1134 * var-tracking.c (reverse_op): Don't add any reverse operation
1135 if V already has any constant locations.
1137 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
1139 * doc/invoke.texi: Correct usage of "command line" (noun)
1140 vs "command-line" (adjective) throughout.
1142 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
1144 * doc/invoke.texi (Language Independent Options): Move
1145 -Wcoverage-mismatch blurb from here....
1146 (Warning Options): ...to here.
1148 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
1150 * config/rs6000/rs6000.c (rs6000_option_override_internal):
1151 Set rs6000_always_hint to false for 476.
1153 2012-01-27 Matthias Klose <doko@ubuntu.com>
1155 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
1157 * incpath.c (add_standard_paths): Likewise.
1159 2012-01-27 Richard Henderson <rth@redhat.com>
1161 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
1162 * config/m68k/sync.md (atomic_test_and_set): Rename from
1163 sync_test_and_setqi and adjust the operands.
1164 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
1165 and unconditionally enable.
1167 2012-01-27 Richard Henderson <rth@redhat.com>
1169 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
1170 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
1171 (ldstub): Rename from ldstubqi.
1172 (ldstub<I24MODE>): Remove.
1174 2012-01-27 Richard Henderson <rth@redhat.com>
1176 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
1177 * c-cppbuiltin.c (cpp_atomic_builtins): Define
1178 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
1179 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
1180 * doc/tm.texi: Rebuild.
1182 2012-01-27 Richard Henderson <rth@redhat.com>
1184 * optabs.c (gen_atomic_test_and_set): Remove default.
1185 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
1187 2012-01-26 Jakub Jelinek <jakub@redhat.com>
1189 PR rtl-optimization/51978
1190 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
1191 (combine_reaching_defs): Likewise.
1192 (struct re_info): Remove.
1193 (add_removable_extension): Remove x and data arguments,
1194 add insn, insn_list and def_map. Use the arguments directly
1195 instead of using struct re_info.
1196 (find_removable_extensions): Don't call add_removable_extension
1197 through note_stores, instead just call it with single_set
1199 (find_and_remove_re): Pass curr_cand->expr instead of
1200 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
1202 2012-01-26 Michael Matz <matz@suse.de>
1204 PR tree-optimization/46590
1205 * cfgexpand.c: Revert last change (r183305).
1206 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
1208 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
1209 checking for emptiness.
1211 2012-01-26 Jakub Jelinek <jakub@redhat.com>
1214 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
1215 non-addressable non-BLKmode base correctly.
1217 2012-01-26 Michael Matz <matz@suse.de>
1219 PR tree-optimization/48794
1220 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
1221 regions referenced from RESX/EH_DISPATCH.
1223 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1225 * config/s390/s390.h: Make BRANCH_COST an option.
1226 * config/s390/s390.opt: New option -mbranch-cost.
1228 2012-01-26 Richard Henderson <rth@redhat.com>
1230 Revert 2012-01-24 change:
1231 * trans-mem.c (requires_barrier): Do not instrument thread local
1232 variables and emit save/restore for them.
1234 2012-01-25 Jakub Jelinek <jakub@redhat.com>
1237 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
1240 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
1242 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
1245 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
1248 Rename __pgm to __flash.
1249 Rename __pgm1 to __flash1.
1250 Rename __pgm2 to __flash2.
1251 Rename __pgm3 to __flash3.
1252 Rename __pgm4 to __flash4.
1253 Rename __pgm5 to __flash5.
1254 Rename __pgmx to __memx.
1255 * doc/extend.texi (AVR Named Address Spaces)
1256 Rename address space names as indicated above.
1257 * config/avr/avr.c (avr_addrspace): Ditto.
1259 * config/avr/avr-protos.h
1260 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
1261 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
1262 * config/avr/predicates.md: Ditto.
1263 * config/avr/avr.c Ditto, and
1264 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
1265 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
1267 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
1268 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
1269 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
1270 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
1271 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
1272 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
1273 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
1274 * config/avr/avr.c: Ditto.
1275 * config/avr/avr.md: Ditto.
1277 2012-01-25 Jason Merrill <jason@redhat.com>
1280 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
1282 2012-01-25 Jakub Jelinek <jakub@redhat.com>
1284 PR tree-optimization/51987
1285 * tree-data-ref.c (get_references_in_stmt): Handle references in
1286 non-volatile GIMPLE_ASM.
1288 2012-01-25 Richard Guenther <rguenther@suse.de>
1290 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
1291 bases are dereferenced.
1293 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
1295 PR rtl-optimization/48374
1296 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
1298 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
1300 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
1301 compute_data_dependences_for_loop returns false.
1302 * tree-parloops.c (loop_parallel_p): Likewise.
1304 2012-01-25 Richard Guenther <rguenther@suse.de>
1306 * tree.h (get_pointer_alignment_1): Declare.
1307 * builtins.c (get_pointer_alignment_1): New function.
1308 (get_pointer_alignment): Use it.
1310 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1312 PR rtl-optimization/48308
1313 * combine.c (enum undo_kind): Add UNDO_LINKS.
1314 (struct undo): Add member l to other_contents and where.
1315 (do_SUBST_LINK): New.
1317 (try_combine): Handle LOG_LINKS for the dummy i1 case.
1318 (undo_all): Handle UNDO_LINKS.
1320 2012-01-25 Richard Henderson <rth@redhat.com>
1322 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
1325 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
1327 * optabs.c (gen_atomic_test_and_set): Use each argument.
1329 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
1331 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
1332 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
1333 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
1334 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
1335 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
1336 TARGET_PAIRED_SINGLE_FLOAT.
1338 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
1340 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
1341 (in_struct, return_val): Remove MEM documentation.
1342 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
1343 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
1344 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
1346 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
1347 * cfgexpand.c (add_alias_set_conflicts): Likewise.
1348 * expr.c (store_field): Likewise.
1349 * function.c (assign_stack_temp_for_type): Likewise.
1350 * ifcvt.c (noce_try_cmove_arith): Likewise.
1351 * reload1.c (reload): Likewise.
1352 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
1353 (alpha_set_memflags): Likewise.
1354 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
1356 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
1358 * rtl.h (true_dependence, canon_true_dependence): Remove varies
1360 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
1361 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
1362 (true_dependence_1, true_dependence, canon_true_dependence): Remove
1364 * cselib.c (cselib_rtx_varies_p): Delete.
1365 (cselib_invalidate_mem): Update call to canon_true_dependence.
1366 * dse.c (record_store, check_mem_read_rtx): Likewise.
1367 (scan_reads_nospill): Likewise.
1368 * cse.c (check_dependence): Likewise.
1369 (cse_rtx_varies_p): Delete.
1370 * expr.c (safe_from_p): Update call to true_dependence.
1371 * ira.c (validate_equiv_mem_from_store): Likewise.
1372 (memref_referenced_p): Likewise.
1373 * postreload-gcse.c (find_mem_conflicts): Likewise.
1374 * sched-deps.c (sched_analyze_2): Likewise.
1375 * store-motion.c (load_kills_store): Likewise.
1376 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
1377 * gcse.c (mems_conflict_for_gcse_p): Likewise.
1378 (compute_transp): Update call to canon_true_dependence.
1380 2012-01-25 Richard Henderson <rth@redhat.com>
1382 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
1383 (maybe_emit_atomic_test_and_set): New.
1384 (expand_sync_lock_test_and_set): Use it.
1385 (expand_atomic_test_and_set): Likewise.
1386 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
1387 the implementation; clarify implementation defined details.
1388 * doc/md.texi (atomic_test_and_set): Document.
1390 2012-01-25 Richard Henderson <rth@redhat.com>
1392 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
1394 2012-01-25 Richard Henderson <rth@redhat.com>
1397 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
1398 to effect no-op split.
1400 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
1403 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
1404 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
1405 (BT_FN_VOID_PTR_INT_SIZE): New.
1406 (BT_FN_UINT_UINT_VAR): Remove.
1407 (BT_FN_UINT32_UINT32_VAR): New.
1408 (BT_FN_DOUBLE_VPTR): Remove.
1409 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
1411 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
1412 (_ITM_changeTransactionMode): Same.
1413 (_ITM_memmoveRtWt): Change return type to void.
1414 (_ITM_memcpyRtWt): Same.
1415 (_ITM_memsetW): Same.
1416 (_ITM_RaRD): Change types to double.
1421 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
1423 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
1424 Patrick Marlier <patrick.marlier@gmail.com>
1426 * trans-mem.c (requires_barrier): Do not instrument thread local
1427 variables and emit save/restore for them.
1429 2012-01-24 Jason Merrill <jason@redhat.com>
1432 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
1433 output static aliases.
1435 2012-01-24 Jakub Jelinek <jakub@redhat.com>
1438 * common.opt (-pie, -shared, pie, shared): Change from Common to
1440 * gcc.c (display_help): Display help for -pie and -shared.
1442 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
1445 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
1446 Remove note on size/offset limitation.
1447 (AVR Variable Attributes): Add example how to read data located
1448 with progmem. Refer to named address spaces.
1449 * doc/invoke.texi (AVR Options): Fix typo.
1451 2012-01-24 Richard Guenther <rguenther@suse.de>
1453 Forward-port to trunk
1454 2010-09-21 Jakub Jelinek <jakub@redhat.com>
1457 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
1458 op0 isn't sufficiently aligned and there is movmisalignM
1459 insn for mode, use it to load op0 into a temporary register.
1461 2012-01-24 Jakub Jelinek <jakub@redhat.com>
1464 * target.def (const_not_ok_for_debug_p): New hook.
1465 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
1467 * doc/tm.texi: Regenerated.
1468 * dwarf2out.c (const_ok_for_output_1): If
1469 targetm.const_not_ok_for_debug_p returns true, fail.
1470 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
1472 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
1474 2012-01-23 Kai Tietz <ktietz@redhat.com>
1477 * config/i386/predicates.md (symbolic_operand): Allow
1478 UNSPEC_PCREL as PIC expression for lea.
1479 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
1480 * config/i386/i386.c (ix86_delegitimize_address): Handle
1481 UNSPEC_PCREL for none-MEM, too.
1483 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
1485 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
1486 (ipa_tm_create_version_alias): Same.
1488 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
1491 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
1492 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
1494 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
1495 Patrick Marlier <patrick.marlier@gmail.com>
1496 Iain Sandoe <developer@sandoe-acoustics.co.uk>
1499 * lto-wrapper.c (run_gcc): Pass the LTO section name to
1500 simple_object_start_read.
1502 2012-01-23 Richard Guenther <rguenther@suse.de>
1505 PR tree-optimization/51895
1506 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
1507 parameter decomposition into BLKmode components.
1509 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
1511 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
1512 fake variables for restrict-qualified pointers whose pointed-to type
1513 contains a placeholder.
1515 2012-01-23 Richard Guenther <rguenther@suse.de>
1517 PR tree-optimization/51949
1518 * ipa-split.c (execute_split_functions): Do not split malloc functions.
1520 2012-01-23 Jakub Jelinek <jakub@redhat.com>
1522 PR rtl-optimization/51933
1523 * ree.c (transform_ifelse): Return true right away if dstreg is
1524 already wider or equal to cand->mode.
1525 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
1526 (make_defs_and_copies_lists): Remove defs_list and copies_list
1527 arguments, add state argument, just truncate state->work_list
1528 instead of always allocating and freeing the vector. Assert that
1529 get_defs succeeds instead of returning 2. Changed return type to bool.
1530 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
1531 have ext_src_mode, see if it has been modified already with the
1532 right kind of extension and has been extended before from the
1533 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
1534 just return true. Remember the original mode in state->modified array.
1535 (combine_reaching_defs): Add state argument. Don't allocate and
1536 free here def_list, copied_list and vec vectors, instead just
1537 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
1538 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
1539 Add state variable, clear vectors in it, initialize state.modified
1540 if needed. Free all the vectors at the end and state.modified too.
1541 Don't skip a candidate if the extension expression has been modified.
1543 2012-01-22 Douglas B Rupp <rupp@gnat.com>
1546 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
1547 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
1548 (extra_options) interix.opt -> i386/interix.opt"
1549 (extra_objs):Add winnt-stubs.o
1550 * configure.ac: Add interix to target_os .comm on PE check.
1551 * configure: Regenerate.
1552 * config/interix3.h: Delete and move bits to..
1553 * config/interix.h: Delete and move bits to..
1554 * config/i386/i386-interix3.h: Delete and move bits to..
1555 * config/i386/i386-interix.h: ..here.
1556 (TARGET_CPU_DEFAULT): Remove redefinition.
1557 (TARGET_ASM_CONSTRUCTOR): Undefine.
1558 (SUBTARGET_SWITCHES): Define for ms-bitfields.
1559 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
1560 (PTRDIFF_TYPE): Define.
1561 (LONG_DOUBLE_TYPE_SIZE): Define.
1562 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
1563 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
1564 (TARGET_SECTION_TYPE_FLAGS): Define.
1565 (ASM_DECLARE_FUNCTION_NAME): Define.
1566 (ASM_OUTPUT_EXTERNAL): Define.
1567 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
1568 (ASM_OUTPUT_ALIGNED_BSS): Define.
1569 (PCC_BITFIELD_TYPE_MATTERS): Define.
1570 (USE_CONST_SECTION): Define.
1571 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
1572 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
1573 (SUPPORTS_ONE_ONLY): Remove.
1574 (I386_PE_STRIP_ENCODING): Define.
1575 * config/interix.opt: Delete and move bits to..
1576 * config/i386/interix.opt: ..here. New.
1577 (mpe-aligned-commons): Add.
1578 * config/i386/t-interix: Add copyright header.
1579 (winnt-stubs.o): Add rule.
1581 2012-01-22 Jason Merrill <jason@redhat.com>
1584 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
1585 for extra name aliases.
1587 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
1589 PR rtl-optimization/51924
1590 * ree.c (combine_set_extension): Improve debugging message.
1591 (combine_reaching_defs): Likewise.
1592 (get_defs): Rename confusingly named variable.
1593 (find_and_remove_re): Skip a candidate if the extension expression has
1596 2012-01-21 Robert Millan <rmh@gnu.org>
1597 Gerald Pfeifer <gerald@pfeifer.com>
1599 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
1600 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
1602 2012-01-20 Jakub Jelinek <jakub@redhat.com>
1604 PR tree-optimization/51914
1605 * tree-vect-stmts.c (vectorizable_conversion): For
1606 cvt_type && modifier == WIDEN, put temporary with cvt_type
1607 at the beginning of vec_dsts and set vec_dest to temporary
1610 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
1612 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
1614 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
1616 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
1617 * config/rs6000/rs6000.c: Likewise.
1619 2012-01-20 Jakub Jelinek <jakub@redhat.com>
1622 * config/arm/arm.c (arm_count_output_move_double_insns): Call
1623 output_move_double on a copy of operands array.
1625 2012-01-20 Cary Coutant <ccoutant@google.com>
1626 Dodji Seketeli <dodji@redhat.com>
1629 * dwarf2out.c (copy_declaration_context): Return ref to parent
1630 of declaration DIE, if necessary.
1631 (remove_child_or_replace_with_skeleton): Add new parameter; update
1632 caller. Place skeleton DIE under parent DIE of original declaration.
1633 Move call to copy_declaration_context to here ...
1634 (break_out_comdat_types): ... from here.
1636 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1638 PR rtl-optimization/51856
1639 * reload.c (find_reloads_subreg_address): Set the address_reloaded
1642 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1645 * config/arm/arm.c (arm_print_operand): Correct output of alignment
1646 hints for neon loads and stores.
1648 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
1652 * doc/extend.texi (Named Address Spaces): Split into subsections.
1653 (AVR Named Address Spaces): New subsection.
1654 (M32C Named Address Spaces): New subsection.
1655 (RL78 Named Address Spaces): New subsection.
1656 (SPU Named Address Spaces): New subsection.
1657 (Variable Attributes): New anchor "AVR Variable Attributes".
1658 (AVR Variable Attributes): Rewrite and avoid wording
1659 "address space" in this context.
1660 * doc/invoke.texi (AVR Options): Rewrite and add documentation
1661 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
1662 (AVR Built-in Macros): New subsubsection therein.
1663 * doc/md.texi (AVR constraints): Remove "C04", "R".
1665 2012-01-20 Richard Guenther <rguenther@suse.de>
1667 PR tree-optimization/51903
1668 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
1669 when removing stmts.
1671 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1674 * config/arm/arm.c (arm_load_pic_register): Use
1675 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
1676 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
1677 (arm_pic_static_addr): Likewise.
1678 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
1679 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
1680 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
1681 (pic_load_addr_unified): New.
1683 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
1686 * function.c (instantiate_virtual_regs_in_insn): Use
1687 delete_insn_and_edges when removing a wrong asm insn.
1689 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
1691 PR rtl-optimization/40761
1692 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
1693 Add new member loop_num.
1694 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
1695 (ira_build): Remove the parameter.
1697 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
1698 (ira.c): Do not build CFG loops for one region allocation. Remove
1699 argument from ira_build call.
1701 * ira-build.c (init_loop_tree_node): New function.
1702 (create_loop_tree_nodes): Use it. Separate the case when CFG
1703 loops are not built.
1704 (more_one_region_p): Check current_loops.
1705 (finish_loop_tree_nodes): Separate the case when CFG loops are not
1707 (add_loop_to_tree): Process loop equal to NULL too.
1708 (form_loop_tree): Separate the case when CFG loops are not built.
1709 Use explicitly number for the root.
1710 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
1712 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
1713 instead of loop->num.
1714 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
1715 (mark_all_loops_for_removal): Ditto.
1716 (remove_unnecessary_regions): Separate the case when CFG loops
1718 (ira_build): Remove the parameter. Use explicit number of regions
1719 when CFG loops are not built.
1721 * ira-color.c (print_loop_title): Separate the case for the root node.
1722 Use loop_num instead of loop->num.
1723 (move_spill_restore): Use loop_num instead of loop->num.
1725 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
1726 (change_loop): Ditto.
1727 (change_loop): Use loop_num instead of loop->num.
1729 * ira-lives.c (process_bb_node_lives): Ditto.
1731 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
1733 * ira-conflicts.c (print_allocno_conflicts): Ditto.
1735 2012-01-19 Jakub Jelinek <jakub@redhat.com>
1738 * tree-mudflap.c (mf_artificial): New function.
1739 (execute_mudflap_function_ops, execute_mudflap_function_decls,
1740 mx_register_decls, mudflap_enqueue_decl): Use it.
1743 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
1744 numbers in the insn pattern.
1746 2012-01-19 Michael Matz <matz@suse.de>
1748 PR tree-optimization/46590
1749 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
1750 use it in remembering which conflicts we already created.
1751 (add_scope_conflicts): Adjust call to above, (de)allocate helper
1754 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
1757 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
1758 (merge_and_complain): Same.
1760 2012-01-19 Jakub Jelinek <jakub@redhat.com>
1763 * config/initfini-array.h: Guard content of the header
1764 with #ifdef HAVE_INITFINI_ARRAY.
1765 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
1766 Add initfini-array.h to tm_file here.
1767 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
1768 * config.gcc: Don't add initfini-array.h to tm_file here.
1769 * configure: Regenerated.
1771 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
1773 PR rtl-optimization/51505
1774 * df-problems.c (df_kill_notes): New parameter live. Update comment.
1775 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
1776 (df_note_bb_compute): Update the call to df_kill_notes.
1778 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
1780 * trans-mem.c (requires_barrier): Remove call to is_global_var.
1782 2012-01-18 Richard Guenther <rguenther@suse.de>
1784 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
1785 of conversions to void *.
1787 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1788 Richard Sandiford <rdsandiford@googlemail.com>
1792 * optabs.h (simplify_expand_binop): Declare.
1793 * optabs.c (simplify_expand_binop): Make global.
1794 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
1795 endian targets if the source cannot be exactly covered by word
1798 2012-01-17 Jakub Jelinek <jakub@redhat.com>
1801 * hard-reg-set.h (struct hard_reg_set_container): New type.
1802 * target.h (struct hard_reg_set_container): Forward declare.
1803 * target.def (set_up_by_prologue): New target hook.
1804 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
1805 * doc/tm.texi: Regenerated.
1806 * function.c (thread_prologue_and_epilogue_insns): Change
1807 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
1808 Call targetm.set_up_by_prologue on it.
1809 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
1810 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
1812 2012-01-17 Nick Clifton <nickc@redhat.com>
1814 * config/rx/rx.c (rx_can_use_simple_return): New function.
1815 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
1816 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
1818 2012-01-17 Richard Guenther <rguenther@suse.de>
1821 * expr.c (expand_assignment): Take address-space information
1822 from the address operand of MEM_REF and TARGET_MEM_REF.
1823 (expand_expr_real_1): Likewise.
1825 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1827 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
1828 reload dump is requested.
1830 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
1833 * trans-mem.c (requires_barrier): Call may_be_aliased.
1835 2012-01-17 Jakub Jelinek <jakub@redhat.com>
1837 PR tree-optimization/51877
1838 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
1839 call arguments and fndecls compare equal, instead return false if they
1840 don't. Return true only if lhs1 and lhs2 are either both NULL, or
1841 both SSA_NAMEs that are valueized the same, or they satisfy
1844 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1846 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
1848 * configure: Regenerate.
1850 2012-01-16 Jan Hubicka <jh@suse.cz>
1854 * convert.c (convert_to_integer): Use fold_convert for
1855 converting an INTEGER_CST to integer type.
1857 2012-01-16 Jason Merrill <jason@redhat.com>
1860 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
1862 2012-01-16 Jakub Jelinek <jakub@redhat.com>
1865 * config/s390/s390.c (s390_chunkify_start): Don't skip
1866 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
1867 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
1868 If insn is followed by NOTE_INSN_VAR_LOCATION or
1869 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
1870 Don't use location of note insns.
1872 PR tree-optimization/51865
1873 * tree-inline.c (tree_function_versioning): Call remap_decl
1874 on DECL_RESULT whenever it has VOID_TYPE_P type.
1876 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
1878 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
1879 for calls to locally-binding MIPS16 functions if only the return
1880 type uses float regs.
1882 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
1883 Richard Sandiford <rdsandiford@googlemail.com>
1885 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
1886 (SYMBOL_32_HIGH): Likewise.
1887 (mips_output_tls_reloc_directive): Declare.
1888 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
1889 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
1890 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
1891 (mips_lo_relocs, mips_hi_relocs): Make extern.
1892 (mips16_stub_function): Move up file.
1893 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
1894 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
1895 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
1896 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
1897 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
1898 (mips_get_tp): Add MIPS16 support.
1899 (mips_legitimize_tls_address): Remove MIPS16 sorry().
1900 Generalize DTPREL and TPREL handling.
1901 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
1902 Add MIPS16 TLS support.
1903 (mips_output_tls_reloc_directive): New function.
1904 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
1905 * config/mips/predicates.md (symbolic_operand_with_high)
1906 (tls_reloc_operand): New predicates.
1907 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
1908 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
1909 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
1910 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
1911 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
1912 (*tls_get_tp_mips16_call_<mode>): Likewise.
1914 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
1916 PR rtl-optimization/51821
1917 * recog.c (peep2_find_free_register): Determine clobbered registers
1920 2012-01-14 Denis Chertykov <chertykov@gmail.com>
1923 * config/avr/avr-protos.h: Revert change of 2012-01-09.
1924 * config/avr/avr.c: Likewise.
1925 * config/avr/avr.h: Likewise.
1927 2012-01-13 Ian Lance Taylor <iant@google.com>
1930 * tree.h (TYPE_QUALS): Add cast to int.
1931 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
1933 2012-01-13 Ian Lance Taylor <iant@google.com>
1935 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
1936 comparing param_index to VEC_length result.
1938 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
1940 * c-decl.c: Do not include tree-mudflap.h
1941 * tree-optimize.c: Likewise.
1942 * Makefile.in: Update dependencies.
1944 2012-01-13 Richard Guenther <rguenther@suse.de>
1947 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
1948 variable-sized result always use RSO.
1950 2012-01-12 DJ Delorie <dj@redhat.com>
1952 * cfgexpand.c (convert_debug_memory_address): Allow any valid
1953 pointer type, not just the default pointer type.
1955 2012-01-09 Richard Henderson <rth@redhat.com>
1956 Denis Chertykov <chertykov@gmail.com>
1959 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
1960 * config/avr/avr.c (avr_can_eliminate): Simplify.
1961 (avr_initial_elimination_offset): Likewise.
1962 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
1963 (expand_epilogue): Likewise.
1964 (avr_legitimize_address): Gut.
1965 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
1966 (avr_hard_regno_nregs): New.
1967 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
1968 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
1969 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
1970 add soft frame pointer.
1971 (CALL_USED_REGISTERS): Likewise.
1972 (REG_CLASS_CONTENTS): Likewise.
1973 (REGISTER_NAMES): Likewise.
1974 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
1975 (HARD_FRAME_POINTER_REGNUM): New.
1976 (FRAME_POINTER_REGNUM): Use soft frame pointer.
1977 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
1978 remove the HARD_FRAME_POINTER self-elimination.
1980 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
1983 * config/avr/avr.c (avr_encode_section_info): Test for absence of
1984 DECL_EXTERNAL when checking for initializers of progmem variables.
1986 2012-01-12 Ira Rosen <irar@il.ibm.com>
1988 PR tree-optimization/51799
1989 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
1990 that the last operation is a type demotion.
1992 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
1994 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
1995 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
1997 2012-01-11 Jakub Jelinek <jakub@redhat.com>
2000 * combine.c (distribute_notes): If i3 is a noreturn call,
2001 allow old_size to be equal to args_size and make sure the
2002 noreturn call gets REG_ARGS_SIZE note.
2003 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
2004 on noreturn calls even when the delta is 0.
2006 2012-01-11 Nathan Sidwell <nathan@acm.org>
2008 * gcov.c (STRING_SIZE): Remove.
2009 (generate_results): Erase annotations for source files with no
2010 coverage information.
2012 (output_lines): Use it.
2014 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
2016 * gimple.h (gimplify_body): Remove first argument.
2017 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
2018 pointer set here, instead just pass DATA to walk_tree.
2019 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
2020 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
2021 (unvisit_body): Likewise, but with unmark_visited.
2022 (gimplify_body): Remove BODY_P argument and adjust.
2023 (gimplify_function_tree): Adjust call to gimplify_body.
2024 * omp-low.c (finalize_task_copyfn): Likewise.
2026 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
2028 * tree.h (build_function_decl_skip_args): Add boolean parameter.
2029 (build_function_type_skip_args): Delete.
2030 * tree.c (build_function_type_skip_args): Make static and add
2031 SKIP_RETURN parameter. Fix thinko in the handling of variants.
2032 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
2033 pass it to build_function_type_skip_args.
2034 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
2035 (tree_function_versioning): Likewise.
2036 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
2037 build_function_decl_skip_args.
2038 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
2039 and pass it to build_function_decl_skip_args/tree_function_versioning.
2040 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
2041 * ipa-inline-transform.c (save_inline_function_body): Likewise.
2042 * trans-mem.c (ipa_tm_create_version): Likewise.
2043 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
2044 * tree-inline.c (declare_return_variable): Remove always-true test.
2045 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
2046 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
2047 * ipa-split.c (split_function): Skip the return value for the split
2048 part if it doesn't return.
2050 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2052 PR tree-optimization/49642
2053 * ipa-split.c (forbidden_dominators): New variable.
2054 (check_forbidden_calls): New function.
2055 (dominated_by_forbidden): Likewise.
2056 (consider_split): Check for forbidden dominators.
2057 (execute_split_functions): Initialize and free forbidden
2058 dominators info; call check_forbidden_calls.
2060 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2062 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
2064 2012-01-11 Nick Clifton <nickc@redhat.com>
2066 * config/rx/rx.md (return): Define pattern.
2068 2012-01-11 Richard Guenther <rguenther@suse.de>
2070 * doc/extend.texi (malloc attribute): Adjust according to
2073 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
2074 Patrick Marlier <patrick.marlier@gmail.com>
2077 * trans-mem.c (get_cg_data): Traverse aliases if requested.
2078 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
2079 (ipa_tm_note_irrevocable): Same.
2080 (ipa_tm_scan_irr_block): Same.
2081 (ipa_tm_decrement_clone_counts): Same.
2082 (ipa_tm_scan_irr_function): Same.
2083 (ipa_tm_create_version_alias): Same.
2084 (ipa_tm_create_version): Same.
2085 (ipa_tm_transform_calls_redirect): Same.
2086 (ipa_tm_transform_calls): Same.
2087 (ipa_tm_transform_transaction): Same.
2088 (ipa_tm_execute): Same.
2090 2012-01-10 Richard Guenther <rguenther@suse.de>
2093 * opts.c (common_handle_option): Handle -Werror.
2095 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
2097 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
2100 2012-01-10 Jason Merrill <jason@redhat.com>
2102 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
2105 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2107 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
2108 supports R_386_TLS_GD_PLT reloc.
2109 (gcc_cv_as_ix86_tlsldmplt): Check if linker
2110 supports R_386_TLS_LDM_PLT reloc.
2111 * configure: Regenerate.
2112 * config.in: Regenerate.
2114 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
2117 Extend __pgmx semantics to linearize memory.
2118 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
2119 determine if code comes inline or from libgcc.
2120 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
2121 (movmem_qi, movmem_qi): Set constraint #2 to "n".
2122 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
2123 (movmemx_qi, movmemx_hi): New insns.
2124 (xload_<mode>_libgcc): Rewrite to new insn condition.
2125 (xload_<mode>): Remove insns.
2126 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
2127 cases that don't satisfy avr_xload_libgcc_p().
2128 (avr_addr_space_convert): Allow converting in any direction.
2129 (avr_addr_space_subset_p): Return always true.
2130 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
2131 (avr_emit_movmemhi): Ditto.
2132 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
2133 (avr_out_movmem): Ditto.
2134 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
2135 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
2136 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
2137 (avr_encode_section_info): Encode 'progmem' in symbol flags.
2138 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
2140 2012-01-10 Richard Guenther <rguenther@suse.de>
2142 PR tree-optimization/50913
2143 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
2144 Require data-refs to be representable by Graphite with respect
2147 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
2149 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
2150 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
2152 2012-01-10 Tom de Vries <tom@codesourcery.com>
2154 PR rtl-optimization/51271
2155 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
2156 handling annulled branch.
2158 2012-01-10 Richard Henderson <rth@redhat.com>
2160 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
2161 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
2162 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
2163 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
2164 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
2165 arm_expand_vec_perm_const): New.
2166 * config/arm/arm-protos.h: Update.
2167 * config/arm/neon.md (UNSPEC_VCONCAT): New.
2168 (*neon_vswp<VDQX>): New.
2169 (neon_vcombine<VDX>): Use neon_split_vcombine.
2170 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
2171 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
2172 (vec_perm<VE>): New.
2174 2012-01-10 Richard Henderson <rth@redhat.com>
2176 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
2177 use it if reload_completed.
2178 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
2179 arm_output_asm_insn, arm_process_output_memory_barrier,
2180 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
2181 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
2182 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
2183 arm_process_output_sync_insn, arm_output_sync_insn,
2184 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
2185 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
2186 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
2187 (emit_unlikely_jump): New.
2188 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
2189 (arm_split_atomic_op): New.
2190 * config/arm/arm-protos.h: Update.
2191 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
2192 (struct arm_sync_generator): Remove.
2193 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
2194 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
2195 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
2196 (VUNSPEC_LL, VUNSPEC_SC): New.
2197 (sync_result, sync_memory, sync_required_value, sync_new_value,
2198 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
2199 (attr length): Don't use arm_sync_loop_insns.
2200 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
2201 (movsfcc, movdfcc): Likewise.
2202 * config/arm/constraints.md (Ua): New.
2203 * config/arm/prediates.md (mem_noofs_operand): New.
2204 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
2205 (sync_clobber, sync_t2_reqd): Remove.
2206 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
2207 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
2208 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
2209 (arm_sync_compare_and_swap<SIDI>): Remove.
2210 (arm_sync_compare_and_swap<NARROW>): Remove.
2211 (arm_sync_lock_test_and_set<SIDI>): Remove.
2212 (arm_sync_lock_test_and_set<NARROW>): Remove.
2213 (arm_sync_new_<syncop><SIDI>): Remove.
2214 (arm_sync_new_<syncop><NARROW>): Remove.
2215 (arm_sync_new_nand<SIDI>): Remove.
2216 (arm_sync_new_nand<NARROW>): Remove.
2217 (arm_sync_old_<syncop><SIDI>): Remove.
2218 (arm_sync_old_<syncop><NARROW>): Remove.
2219 (arm_sync_old_nand<SIDI>): Remove.
2220 (arm_sync_old_nand<NARROW>): Remove.
2221 (*memory_barrier): Merge arm_output_memory_barrier.
2222 (atomic_compare_and_swap<QHSD>): New.
2223 (atomic_compare_and_swap<NARROW>_1): New.
2224 (atomic_compare_and_swap<SIDI>_1): New.
2225 (atomic_exchange<QHSD>): New.
2226 (cas_cmp_operand, cas_cmp_str): New.
2227 (atomic_op_operand, atomic_op_str): New.
2228 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
2229 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
2230 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
2231 (arm_load_exclusive<NARROW>): New.
2232 (arm_load_exclusivesi, arm_load_exclusivedi): New.
2233 (arm_store_exclusive<QHSD>): New.
2235 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
2237 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
2238 reload patterns if -mvsx-scalar-memory.
2240 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
2241 generated, even -mno-vsx-scalar-double was used.
2242 (vsx_xscvdpsp_scalar): Likewise.
2243 (vsx_xscvspdp_scalar2): Likewise.
2245 2012-01-09 Tom de Vries <tom@codesourcery.com>
2246 Andrew Pinski <apinski@cavium.com>
2249 * reorg.c (fill_slots_from_thread): Don't speculate
2250 frame-related insns.
2252 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
2254 * sched-int.h (bb_note): Move to...
2255 * basic-block.h: ...here.
2256 * haifa-sched.c (bb_note): Move to...
2257 * cfgrtl.c: ...here.
2258 * function.c (next_block_for_reg): New function.
2259 (move_insn_for_shrink_wrap): Likewise.
2260 (prepare_shrink_wrap): Rewrite to use the above.
2262 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
2264 * gimple.c (is_gimple_non_addressable): Remove.
2265 * gimple.h: Remove is_gimple_non_addressable.
2266 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
2267 is_gimple_non_addressable.
2268 * trans-mem.c (expand_assign_tm): Same.
2270 2012-01-09 Richard Guenther <rguenther@suse.de>
2272 PR tree-optimization/51775
2273 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
2274 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
2276 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2278 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
2280 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
2282 2012-01-09 Richard Guenther <rguenther@suse.de>
2284 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
2286 2012-01-08 Jan Hubicka <jh@suse.cz>
2288 PR tree-optimize/51680
2289 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
2290 on when known_vals needs to be computed; cleanup.
2292 2012-01-08 Jan Hubicka <jh@suse.cz>
2294 PR tree-optimize/51694
2295 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
2297 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
2299 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
2300 for -std=c++98 and -std=c++11 too.
2302 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
2304 * cfgloop.c (cancel_loop): Add free() of bbs array.
2306 2012-01-07 Jan Hubicka <jh@suse.cz>
2308 PR tree-optimization/51600
2309 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
2310 that benefits small functions.
2312 2012-01-07 Jan Hubicka <jh@suse.cz>
2314 * ipa-inline.c (want_inline_small_function_p): Fix formating.
2316 2012-01-07 Jan Hubicka <jh@suse.cz>
2318 PR tree-optimization/51680
2319 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
2320 whose inlining reduce unit size.
2322 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
2325 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
2326 Add canonical node to containing_mem chain after the non-canonical
2327 one, even if there weren't any locs to propagate.
2328 (remove_useless_values): Keep only canonical values.
2329 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
2330 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
2331 canonicalize mem_chain elements that are not discarded.
2333 2012-01-06 Jakub Jelinek <jakub@redhat.com>
2336 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
2337 before emitting functions.
2339 PR gcov-profile/50127
2340 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
2341 clear_aux_for_blocks.
2343 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
2346 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
2348 2012-01-06 Arnaud Charlet <charlet@adacore.com>
2350 * c-decl.c (ext_block): Moved up.
2351 (collect_all_refs, for_each_global_decl): Take ext_block into account.
2353 2012-01-06 Han Shen <shenhan@google.com>
2355 Translate built-in include paths for sysroot.
2356 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
2357 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
2359 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
2360 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
2362 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
2363 control whether sysroot should be prepended to gxx include dir.
2365 * configure: Regenerate.
2367 2012-01-06 Torvald Riegel <triegel@redhat.com>
2369 PR rtl-optimization/51771
2370 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
2371 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
2373 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
2375 PR tree-optimization/51315
2376 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
2377 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
2379 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
2382 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
2383 for shrp pattern. Correctly handle and fixup shift variable.
2384 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
2386 2012-01-05 Jakub Jelinek <jakub@redhat.com>
2389 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
2390 note when !ACCUMULATE_OUTGOING_ARGS.
2392 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
2394 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
2396 (extract_range_from_unary_expr_1): Avoid useless computations.
2398 2012-01-05 Jakub Jelinek <jakub@redhat.com>
2400 PR rtl-optimization/51767
2401 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
2402 of jump_block and add an extra edge for degenerated asm gotos.
2405 * stmt.c (check_unique_operand_names): Don't ICE during error
2406 reporting if i is from labels chain.
2409 * profile.c (branch_prob): Split bbs that have exit edge
2410 and need a fake entry edge too.
2412 2012-01-05 Jan Hubicka <jh@suse.cz>
2415 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
2418 2012-01-05 Richard Guenther <rguenther@suse.de>
2421 * tree-streamer-out.c (write_ts_optimization): New function.
2422 (streamer_write_tree_body): Call it.
2423 * tree-streamer-in.c (lto_input_ts_optimization): New function.
2424 (streamer_read_tree_body): Call it.
2425 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
2427 2012-01-05 Jakub Jelinek <jakub@redhat.com>
2430 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
2431 * gimplify.c (gimplify_cleanup_point_expr): Save and set
2432 in_cleanup_point_expr before gimplify_stmt call and restore it
2434 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
2435 in_cleanup_point_expr is false.
2437 2012-01-05 Richard Guenther <rguenther@suse.de>
2440 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
2442 * toplev.c (process_options): Reject combining mudflap and LTO.
2443 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
2445 2012-01-05 Richard Guenther <rguenther@suse.de>
2447 PR tree-optimization/51760
2448 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
2450 (bit_value_unop): Handle UNDEFINED operands.
2451 (bit_value_binop): Likewise.
2453 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
2455 * config/avr/avr.c (avr_replace_prefix): Remove.
2456 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
2457 (avr_asm_function_rodata_section): Ditto.
2458 (avr_asm_select_section): Ditto.
2460 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
2462 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
2465 2012-01-05 Jakub Jelinek <jakub@redhat.com>
2468 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
2469 calls that have any non-fake successor edges.
2472 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
2474 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
2476 PR tree-optimization/51624
2477 * tree-sra.c (build_ref_for_model): When replicating a chain of
2478 COMPONENT_REFs, stop as soon as the offset would become negative.
2480 2012-01-04 Jakub Jelinek <jakub@redhat.com>
2483 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
2484 in .debug_loc on the floor.
2486 2012-01-04 Andrew Pinski <apinski@cavium.com>
2488 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
2490 2012-01-04 Andrew Pinski <apinski@cavium.com>
2491 Adam Nemet <anemet@caviumnetworks.com>
2493 * config/mips/mips.md (size): Add SI and DI.
2494 (SIZE): New mode attribute.
2495 (U): New code attribute.
2496 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
2497 (mips_lbux_<mode>): Delete.
2498 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
2499 (mips_lhx): Use gen_mips_lhx_extsi.
2500 (mips_lhx_<mode>): Delete.
2502 (mips_l<size>x): New expand.
2503 (mips_lwx_<mode>): Delete.
2504 (mips_l<GPR:size>x_<P:mode>): New pattern.
2505 (*mips_lw<u>x_<P:mode>_ext): Likewise.
2506 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
2507 * config/mips/mips.c (mips_lx_address_p): New function.
2508 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
2509 (dsp64): New availability predicate.
2510 (mips_builtins): Add an entry for __builtin_mips_ldx.
2511 * config/mips/mips.h (ISA_HAS_LBX): New define.
2512 (ISA_HAS_LBUX): Likewise.
2513 (ISA_HAS_LHX): Likewise.
2514 (ISA_HAS_LHUX): Likewise.
2515 (ISA_HAS_LWX): Likewise.
2516 (ISA_HAS_LWUX): Likewise.
2517 (ISA_HAS_LDX): Likewise.
2518 * doc/extend.texi (__builtin_mips_ldx): Document.
2520 2012-01-04 Tristan Gingold <gingold@adacore.com>
2522 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
2523 when long pointers are used.
2524 * config.build (*-*-*vms*): Handle all OpenVMS targets.
2525 (alpha64-dec-*vms*, alpha*-dec-*vms*)
2526 (ia64-hp-*vms*): Remove.
2527 * config/vms/xm-vms64.h: Delete.
2529 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
2532 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
2534 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
2536 * opts.c (finish_options): Remove duplicate sorry.
2538 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
2541 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
2544 2012-01-04 Richard Guenther <rguenther@suse.de>
2547 * tree.c (size_low_cst): New function.
2548 * tree.h (size_low_cst): Declare.
2549 * fold-const.c (fold_comparison): Use it to extract the low
2550 part of the POINTER_PLUS_EXPR offset.
2552 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
2554 Fix clearing ZERO_REG
2555 * config/avr/avr.md (cc): Add alternative "ldi".
2556 (movqi_insn): Use it in cc attribute.
2557 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
2558 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
2559 (output_reload_insisf): Use ZERO_REG to pre-clear register.
2561 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2563 * configure: Regenerate.
2565 2012-01-04 Richard Guenther <rguenther@suse.de>
2567 PR tree-optimization/49651
2568 * tree-ssa-structalias.c (type_can_have_subvars): New function.
2569 (var_can_have_subvars): Use it.
2570 (get_constraint_for_1): Only consider subfields if there can be any.
2572 2012-01-03 Jakub Jelinek <jakub@redhat.com>
2575 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
2576 to its new canonical_cselib_val and the cselib_val was in
2577 first_containing_mem chain, but the canonical_cselib_val was not,
2578 add the latter into the chain.
2579 (cselib_invalidate_mem): Compare canonical_cselib_val of
2580 addr_list chain elt with v.
2583 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
2584 dwarf2out_undef): Allocate e.info using ggc_strdup instead
2586 (output_macinfo_op): Don't ggc_strdup fd->filename.
2587 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
2588 then ggc_strdup it. Don't free inc->info or cur->info.
2589 (output_macinfo): Don't free ref->info or file->info.
2591 2012-01-03 Ira Rosen <irar@il.ibm.com>
2593 PR tree-optimization/51269
2594 * tree-vect-loop-manip.c (set_prologue_iterations): Make
2595 first_niters a pointer.
2596 (slpeel_tree_peel_loop_to_edge): Likewise.
2597 (vect_do_peeling_for_loop_bound): Update call to
2598 slpeel_tree_peel_loop_to_edge.
2599 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
2600 here. Remove it from the parameters list.
2601 (vect_do_peeling_for_alignment): Update calls and compute
2604 2012-01-03 Richard Guenther <rguenther@suse.de>
2606 PR tree-optimization/51070
2607 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
2608 Properly handle calls.
2610 2012-01-03 Richard Guenther <rguenther@suse.de>
2612 PR tree-optimization/51692
2613 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
2614 the LHS of allocation stmts.
2616 2012-01-03 Olivier Hainque <hainque@adacore.com>
2618 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
2620 2012-01-03 Olivier Hainque <hainque@adacore.com>
2622 * collect2.c (main): In AIX specific computations for vector
2623 insertions, use CONST_CAST2 to cast from char ** to const char **.
2625 2012-01-03 Richard Guenther <rguenther@suse.de>
2628 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
2629 the context of a limbo DIE when it does not already exist.
2631 2012-01-03 Jakub Jelinek <jakub@redhat.com>
2633 PR tree-optimization/51719
2634 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
2635 but direct call is, clear direct call's lhs and don't add fallthrough
2636 edge from dcall_bb to join_bb and PHIs.
2638 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2640 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
2641 the instructions emitted by the pattern.
2642 ("*TDC_insn_<mode>"): Add comment.
2644 2012-01-03 Richard Guenther <rguenther@suse.de>
2647 * fold-const.c (fold_comparison): Properly canonicalize
2648 tree offset and HOST_WIDE_INT bit position.
2650 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
2652 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
2653 operands for extzv pattern.
2655 2012-01-02 Jakub Jelinek <jakub@redhat.com>
2658 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
2661 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
2663 * doc/invoke.texi (-flto and related options): Copy-edit.
2665 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
2667 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
2669 2012-01-02 Jakub Jelinek <jakub@redhat.com>
2671 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
2674 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
2676 * expr.h (move_by_pieces_ninsns): Declare.
2677 * expr.c (move_by_pieces_ninsns): Make external.
2678 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
2679 (mips_store_by_pieces_p): Likewise.
2680 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
2681 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
2682 * config/mips/mips.c (mips_move_by_pieces_p): New function.
2683 (mips_store_by_pieces_p): Likewise.
2685 2012-01-02 Jakub Jelinek <jakub@redhat.com>
2687 * passes.c (register_one_dump_file): Free full_name.
2689 * reload1.c (reload): Don't allocate reg_max_ref_width here.
2690 (calculate_elim_costs_all_insns): Free offsets_at and
2691 offsets_known_at at the end and clear the pointers.
2693 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
2695 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
2696 this option introduced in r180739.
2698 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
2701 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
2702 (tmake_file target=avr): Add avr/t-multilib.
2704 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
2705 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
2706 * config/avr/genmultilib.awk: New file.
2707 * config/avr/t-multilib: New auto-generated file.
2708 * config/avr/multilib.h: New auto-generated file.
2709 * config/avr/t-avr (AVR_MCUS): New variable.
2710 (genopt.sh): Use it.
2711 (s-mlib): Depend on t-multilib.
2712 (t-multilib, multilib.h): New dependencies.
2713 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
2714 (MULTILIB_OPTIONS): Remove.
2715 (MULTILIB_MATCHES): Remove.
2716 (MULTILIB_DIRNAMES): Remove.
2717 (MULTILIB_EXCEPTIONS): Remove:
2718 * config/avr/genopt.sh: Don't use hard coded file name;
2719 pass AVR_MCUS from t-avr instead.
2721 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
2723 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
2725 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
2727 Implement light-weight DImode support.
2728 * config/avr/avr-dimode.md: New file.
2729 * config/avr/avr.md: Include it.
2730 (adjust_len): Add plus64, compare64.
2731 (HIDI): Remove code iterator.
2732 (code_stdname): New code attribute.
2733 (rotx, rotsmode): Remove DI.
2734 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
2736 * config/avr/avr-protos.h (avr_have_dimode): New.
2737 (avr_out_plus64, avr_out_compare64): New.
2738 * config/avr/avr.c (avr_out_compare): Handle DImode.
2739 (avr_have_dimode): New variable definition and initialization.
2740 (avr_out_compare64, avr_out_plus64): New functions.
2741 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
2742 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
2743 (avr_compare_pattern): Skip DImode comparisons.
2745 2012-01-02 Revital Eres <revital.eres@linaro.org>
2747 * ddg.c (def_has_ccmode_p): New function.
2748 (add_cross_iteration_register_deps,
2749 create_ddg_dep_from_intra_loop_link): Call it.
2751 2012-01-02 Richard Guenther <rguenther@suse.de>
2754 * invoke.texi (fassociative-math): Remove spurious paranthesis.
2756 2012-01-01 Jakub Jelinek <jakub@redhat.com>
2758 * gcc.c (process_command): Update copyright notice dates.
2759 * gcov.c (print_version): Likewise.
2760 * gcov-dump.c (print_version): Likewise.
2761 * mips-tfile.c (main): Likewise.
2762 * mips-tdump.c (main): Likewise.
2764 2012-01-01 Ira Rosen <irar@il.ibm.com>
2766 PR tree-optimization/51704
2767 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
2768 a use is inside the basic block or loop before accessing its vect info.
2770 2012-01-01 Jan Hubicka <jhjh@suse.cz>
2772 PR rtl-optimization/51069
2773 * cfgloopmanip.c (remove_path): Removing path making irreducible
2774 region unconditional makes BB part of the region.
2776 2012-01-01 Jakub Jelinek <jakub@redhat.com>
2778 PR tree-optimization/51683
2779 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
2780 calls with side-effects.
2781 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
2783 Copyright (C) 2012 Free Software Foundation, Inc.
2785 Copying and distribution of this file, with or without modification,
2786 are permitted in any medium without royalty provided the copyright
2787 notice and this notice are preserved.