1 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
4 default if possible and not specified otherwise.
6 2012-02-21 Richard Guenther <rguenther@suse.de>
9 * gimplify.c (create_tmp_from_val): Use the main variant type
10 for the type of the temporary we create.
12 2012-02-21 Richard Guenther <rguenther@suse.de>
14 PR tree-optimization/52324
15 * gimplify.c (gimplify_expr): When re-gimplifying expressions
16 do not gimplify a MEM_REF address operand if it is already
19 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
21 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
22 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
24 2012-02-21 Richard Guenther <rguenther@suse.de>
26 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
29 2012-02-21 Jakub Jelinek <jakub@redhat.com>
31 PR tree-optimization/52318
32 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
33 vdef also to non-pure/const call stmts in the sequence.
35 2012-02-20 David S. Miller <davem@davemloft.net>
37 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
38 don't use the "rd %pc" instruction on v9 for PIC register loads.
40 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
43 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
44 in a transaction safe function.
46 2012-02-20 Kai Tietz <ktietz@redhat.com>
49 * stor-layout.c (place_field): Handle desired_align for
52 2012-02-20 Richard Guenther <rguenther@suse.de>
54 PR tree-optimization/52298
55 * tree-vect-stmts.c (vectorizable_store): Properly use
56 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
58 (vectorizable_load): Likewise.
59 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
60 Access DR_STEP after ensuring it is not NULL.
62 2012-02-20 Jakub Jelinek <jakub@redhat.com>
64 PR tree-optimization/52286
65 * fold-const.c (fold_binary_loc): For (X & C1) | C2
66 optimization use double_int_to_tree instead of build_int_cst_wide,
67 rewrite to use double_int vars.
69 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
72 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
74 Remove -e 0 from $gcc_cv_ld invocation.
75 Only use __GLIBC_PREREQ if defined.
76 Enable on Solaris since Solaris 8 patch.
77 (gcc_SUN_LD_VERSION): New macro.
78 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
79 gcc_SUN_LD_VERSION for version number format.
80 * configure: Regenerate.
81 * varasm.c (get_elf_initfini_array_priority_section): Set
82 SECTION_NOTYPE for non-default priority.
83 Use get_section instead of get_unnamed_section to emit
84 .init_array/.fini_array with default priority.
86 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
88 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
89 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
90 (mips_start_unique_function, mips_output_mips16_rdhwr)
91 (mips_code_end): New functions.
92 (TARGET_ASM_CODE_END): Define.
94 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
96 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
97 to stubs with non-sibling calls.
99 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
101 * doc/invoke.texi (-fira-* options): Copy-edit.
102 (ira-* parameters): Copy-edit.
104 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
106 * doc/invoke.texi: Minor copy-edits to bring into conformance with
107 GCC coding conventions.
109 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
111 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
112 when used as adjectives.
114 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
116 * doc/invoke.texi: Clean up "that"/"which" confusion.
118 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
120 * system.h: Poison SMALL_REGISTER_CLASSES
121 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
122 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
124 2012-02-16 Jakub Jelinek <jakub@redhat.com>
126 PR tree-optimization/52285
127 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
128 when deciding if a call is a tail call or tail recursion.
130 2012-02-16 Kai Tietz <ktietz@redhat.com>
132 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
133 interger-constant displacement for UNSPEC_PCREL.
135 2012-02-16 Jakub Jelinek <jakub@redhat.com>
137 PR rtl-optimization/52208
138 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
139 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
141 PR tree-optimization/52255
142 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
143 loop->header has virtual PHI, but exit_e->dest doesn't, add
144 virtual PHI to exit_e->dest and adjust all uses after the loop.
147 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
148 children with clone_tree_hash, not after it.
150 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
152 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
153 extended identifiers.
155 2012-02-16 Jakub Jelinek <jakub@redhat.com>
158 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
159 a same_body_alias, also test whether e->callee isn't a former
160 or current clone of the decl this is a same body alias of.
163 * cgraphunit.c (verify_cgraph_node): Fix a typo.
165 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
167 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
169 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
172 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
173 force_reg instead of copy_to_reg for better optimization. Force
174 non-register or memory operands into a register.
176 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
178 * extend.texi: Reserve upper bits of memory model for future use.
180 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
181 Anatoly Sokolov <aesok@post.ru>
182 Eric Weddington <eric.weddington@atmel.com>
185 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
186 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
187 Rewrite initializers for .macro.
188 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
189 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
190 atxmega32d4, atxmega32x1.
191 avrxmega4: atxmega64a3, atxmega64d3.
192 avrxmega5: atxmega64a1, atxmega64a1u.
193 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
194 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
195 avrxmega7: atxmega128a1, atxmega128a1u.
196 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
197 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
198 (struct base_arch_s): Rename reserved to xmega_p.
199 Rename reserved2 to have_rampd.
200 (AVR_XMEGA): New define.
201 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
202 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
203 * config/avr/predicates.md (io_address_operand): Take into
205 (low_io_address_operand): Ditto.
206 (high_io_address_operand): Ditto.
207 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
208 (enabled, movhi_sp_r): Use them.
209 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
210 cpp_define_formatted to built-in define __AVR_ARCH__.
211 (__AVR_XMEGA__): New built-in define.
212 (__AVR_HAVE_RAMPD__): New built-in define.
213 (__AVR_HAVE_RAMPX__): New built-in define.
214 (__AVR_HAVE_RAMPY__): New built-in define.
215 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
217 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
218 (avr_option_override): Initialize them.
219 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
220 (avr_init_expanders): Initialize them. No more block several calls.
221 (emit_push_sfr): New static function.
222 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
224 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
225 (avr_print_operand): Print addreeses as symbols for
226 RAMPX, RAMPY, RAMPD, CCP.
227 (output_movhi): Handle AVR_XMEGA when writing to SP.
228 (avr_out_movhi_mr_r_xmega): New static function.
229 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
230 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
231 __RAMPD__, __CCP__ as needed.
233 * config/avr/multilib.h: Regenerate.
234 * config/avr/t-multilib: Regenerate.
235 * config/avr/avr-tables.opt: Regenerate.
237 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
239 PR tree-optimization/50561
240 * graphite-flattening.c (lst_project_loop): Do not
241 remove old scattering dimensions after flattening.
242 (lst_do_flatten): Likewise.
244 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
246 * doc/extend.texi (AVR Built-in Functions): Remove doc for
247 __builtin_avr_map8, __builtin_avr_map16.
248 Document __builtin_avr_insert_bits.
250 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
251 (insert_bits): New insn.
252 (adjust_len.map_bits): Rename to insert_bits.
253 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
254 * avr-protos.h (avr_out_map_bits): Remove.
255 (avr_out_insert_bits, avr_has_nibble_0xf): New.
256 * config/avr/constraints.md (Cxf,C0f): New.
257 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
258 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
259 New built-in define __BUILTIN_AVR_INSERT_BITS.
260 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
261 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
262 (avr_move_bits): Rewrite.
263 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
265 (avr_map_op_t): New typedef.
266 (avr_map_op): New static variable.
267 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
268 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
269 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
270 (bdesc_3arg, avr_expand_triop_builtin): New.
271 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
272 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
273 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
274 (avr_map_equal_p, avr_map_sig_p): Remove.
275 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
276 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
277 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
278 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
279 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
280 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
282 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
284 * config/c6x/c6x.md (reserve_cycles): New attribute.
285 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
286 don't reserve functional units after the branch occurs.
288 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
291 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
292 functions into non-tm_pure functions.
294 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
297 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
298 (iterative_hash_canonical_type): Likewise.
299 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
302 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
304 * haifa-sched.c (prune_ready_list): Ensure that if there is a
305 sched-group insn, it either remains alone or the entire list is
308 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
310 * doc/install.texi (Prerequisites): Fix grammar.
311 (Configuration): Likewise.
313 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
315 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
316 MPC as part of GCC before describing configuring with --with-gmp etc.
317 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
320 2012-02-14 Jakub Jelinek <jakub@redhat.com>
323 * dwarf2out.c (clone_tree_hash): New function.
324 (copy_decls_walk): Use it instead of clone_tree.
326 2012-02-14 Richard Guenther <rguenther@suse.de>
328 PR tree-optimization/52244
329 PR tree-optimization/51528
330 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
331 replacements for integral types.
333 2012-02-14 Walter Lee <walt@tilera.com>
335 * config.gcc: Handle tilegx and tilepro.
336 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
338 Add HAVE_AS_TLS check for tilegx and tilepro.
339 * configure: Regenerate.
340 * doc/contrib.texi: Add Mat Hostetter and self.
341 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
342 Document instruction intrinsics and network accessing intrinsics.
343 (TILEPro Built-in Functions): New node. Document instruction
344 intrinsics and network accessing intrinsics.
345 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
346 (Specific, tilepro-*-linux*): Likewise.
347 * doc/invoke.texi (TILE-Gx Options): New section.
348 (TILEPro Options): New section.
349 * doc/md.texi (TILE-Gx): New section.
350 (TILEPro): New section.
351 * common/config/tilegx/tilegx-common.c: New file.
352 * common/config/tilepro/tilepro-common.c: New file.
353 * config/tilegx/constraints.md: New file.
354 * config/tilegx/linux.h: New file.
355 * config/tilegx/mul-tables.c: New file.
356 * config/tilegx/predicates.md: New file.
357 * config/tilegx/sync.md: New file.
358 * config/tilegx/t-tilegx: New file.
359 * config/tilegx/tilegx-builtins.h: New file.
360 * config/tilegx/tilegx-c.c: New file.
361 * config/tilegx/tilegx-generic.md: New file.
362 * config/tilegx/tilegx-modes.def: New file.
363 * config/tilegx/tilegx-multiply.h: New file.
364 * config/tilegx/tilegx-protos.h: New file.
365 * config/tilegx/tilegx.c: New file.
366 * config/tilegx/tilegx.h: New file.
367 * config/tilegx/tilegx.md: New file.
368 * config/tilegx/tilegx.opt: New file.
369 * config/tilepro/constraints.md: New file.
370 * config/tilepro/gen-mul-tables.cc: New file.
371 * config/tilepro/linux.h: New file.
372 * config/tilepro/mul-tables.c: New file.
373 * config/tilepro/predicates.md: New file.
374 * config/tilepro/t-tilepro: New file.
375 * config/tilepro/tilepro-builtins.h: New file.
376 * config/tilepro/tilepro-c.c: New file.
377 * config/tilepro/tilepro-generic.md: New file.
378 * config/tilepro/tilepro-modes.def: New file.
379 * config/tilepro/tilepro-multiply.h: New file.
380 * config/tilepro/tilepro-protos.h: New file.
381 * config/tilepro/tilepro.c: New file.
382 * config/tilepro/tilepro.h: New file.
383 * config/tilepro/tilepro.md: New file.
384 * config/tilepro/tilepro.opt: New file.
386 2012-02-14 Jakub Jelinek <jakub@redhat.com>
388 PR tree-optimization/52210
389 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
390 vect_model_simple_cost with two entry vect_def_type array instead
393 2012-02-14 Richard Guenther <rguenther@suse.de>
396 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
397 Do not stream DECL_QUALIFIER.
398 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
399 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
400 (find_decls_types_r): Do not walk DECL_QUALIFIER.
402 2012-02-14 Jakub Jelinek <jakub@redhat.com>
405 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
408 2012-02-13 Jakub Jelinek <jakub@redhat.com>
411 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
412 * cselib.c (cselib_subst_to_values_from_insn): New function.
413 * sched-deps.c (add_insn_mem_dependence,
414 sched_analyze_1, sched_analyze_2): Use it.
416 2012-02-13 Jan Hubicka <jh@suse.cz>
419 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
421 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
423 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
424 (GTM_SELF_SPECS): Define if not already defined.
425 (driver_self_specs): Add GTM_SELF_SPECS.
426 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
427 (GTM_SELF_SPECS): Define.
428 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
429 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
431 2012-02-13 Jakub Jelinek <jakub@redhat.com>
433 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
436 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is
440 * omp-low.c (expand_omp_for): If a static schedule without
441 chunk size has NULL region->cont, force fd.chunk_size to be
444 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
447 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
449 2012-02-13 Richard Guenther <rguenther@suse.de>
452 * passes.c (enable_disable_pass): Fix typo.
454 2012-02-13 Jakub Jelinek <jakub@redhat.com>
457 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
458 XOR for reduce_bit_field if type is unsigned.
460 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
462 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
463 disallow changes from SFmode to mode with different size in FP regs.
465 2012-02-12 Robert Millan <rmh@gnu.org>
466 Gerald Pfeifer <gerald@pfeifer.com>
468 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
471 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
473 PR rtl-optimization/52175
474 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
475 to frame-related instructions.
477 2012-02-10 Jason Merrill <jason@redhat.com>
480 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
481 (demangle_new_symbols): Fill it.
482 (scan_linker_output): Walk it.
483 (start_tweaking): Split out from scan_linker_output.
484 (maybe_tweak): Update sym->chosen.
485 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
487 2012-02-11 Jakub Jelinek <jakub@redhat.com>
490 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use
493 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
495 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
496 having the same mode as previous compare.
498 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
500 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
501 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
502 (nonlocal_goto_internal): Likewise.
503 (nonlocal_goto): Emit a use and an indirect jump directly.
505 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
508 * doc/extend.texi : Update comments for __atomic_compare_exchange and
509 __atomic_{is,always}_lock_free.
511 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
514 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
515 negative constant address for x32.
517 2012-02-10 Richard Henderson <rth@redhat.com>
519 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
520 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
521 for GIMPLE_TRANSACTION. Tidy if's into a switch.
523 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
524 Ira Rosen <irar@il.ibm.com>
526 PR tree-optimization/50031
527 * targhooks.c (default_builtin_vectorization_cost): Handle
529 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
530 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
531 all types of reduction and pattern statements.
532 (vect_estimate_min_profitable_iters): Likewise.
533 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
534 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
535 for explicit realigns.
536 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
537 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
539 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
540 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
541 vec_perm for VSX and handle vec_promote_demote.
543 2012-02-10 Jakub Jelinek <jakub@redhat.com>
546 * builtins.c (fold_builtin_atomic_always_lock_free,
547 expand_builtin_atomic_always_lock_free,
548 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
549 Return and/or test boolean_true_node/boolean_false_node instead of
550 integer_one_node/integer_zero_node.
552 2012-02-10 Jan Hubicka <jh@suse.cz>
555 * predict.c (predict_paths_for_bb): Prevent looping.
556 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
558 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
560 * config/arm/arm.c (output_move_double): In one case properly
561 count number of instructions that will be emitted.
563 2012-02-10 Richard Guenther <rguenther@suse.de>
566 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
568 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
571 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
573 2012-02-09 Jakub Jelinek <jakub@redhat.com>
576 * var-tracking.c (emit_note_insn_var_location): If
577 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
578 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
579 non-NOTE_DURING_CALL_P insn.
581 2012-02-09 Bin Cheng <bin.cheng@arm.com>
584 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
586 2012-02-08 Magnus Granberg <zorry@gentoo.org>
589 * gcc.c (switch_matches) Support switches with separated form,
592 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
594 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
597 * config/avr/avr.c (avr_addr_t): New typedef.
598 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
599 (avr_init_expanders): Initialize it.
600 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
602 (expand_epilogue): Ditto.
603 (avr_print_operand): Ditto.
604 (avr_file_start): Ditto.
605 (avr_emit_movmemhi): Ditto.
607 2012-02-08 Richard Guenther <rguenther@suse.de>
609 PR tree-optimization/46886
610 * tree-flow.h (do_while_loop_p): Declare.
611 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
612 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
614 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
616 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
617 always succeed for integers larger than a native word.
619 2012-02-08 Richard Guenther <rguenther@suse.de>
621 PR rtl-optimization/52170
622 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
623 properly handle integer vector modes.
625 2012-02-08 Jakub Jelinek <jakub@redhat.com>
627 PR gcov-profile/52150
628 * coverage.c: Include target.h.
629 (build_var): Call targetm.strip_name_encoding on the assembler name.
630 Change one _ into . or $ if the target allows it.
631 * Makefile.in (coverage.o): Depend on $(TARGET_H).
633 PR rtl-optimization/52139
634 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
635 is a BARRIER after emit_insn_after_noloc, move BB_END
636 to the last non-BARRIER insn before it.
638 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
641 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
642 (mips_gimplify_va_arg_expr): Call it instead of
643 std_gimplify_va_arg_expr.
645 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
647 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
648 message for -mno-pointers-to-nested-function.
650 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
653 * expr.c (get_inner_reference): If there is an offset, add a negative
654 bit position to it (if any).
656 2012-02-07 Jakub Jelinek <jakub@redhat.com>
658 PR rtl-optimization/52060
659 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
660 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
661 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
662 and/or i0src_copy2 when needed.
664 2012-02-07 Jakub Jelinek <jakub@redhat.com>
666 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
667 or LTOPLUGINSONAME if have_c.
669 * config/freebsd-spec.h: Add comment about what macros can be defined
671 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
672 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
675 2012-02-07 Richard Guenther <rguenther@suse.de>
677 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
678 newline in -alias dumps.
680 2012-02-07 Kai Tietz <ktietz@redhat.com>
681 Dave Korn <dave.korn.cygwin@gmail.com>
684 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
685 Take care that typinfo gets dllexport-attribute.
687 2012-02-07 Jakub Jelinek <jakub@redhat.com>
690 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
691 if modifier < EXPAND_SUM call force_operand on the result.
693 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
695 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
696 adding __forwarder_dst__ prefix if a forwarder_section attribute is
698 (epiphany_function_type): Replace types for specific interrupts with
699 EPIPHANY_FUNCTION_INTERRUPT.
700 (EPIPHANY_INTERRUPT_P): Update.
701 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
703 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
704 <disinterrupt>: Affects type identity.
705 (epiphany_handle_interrupt_attribute): Handle variable number of
707 (epiphany_compute_function_type): Update for new
708 epiphany_function_type definition.
709 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
710 handlers with a longcall forwarder.
711 (epiphany_start_function): Handle multiple interrupt arguments and/or
712 forwarder_section attribute.
714 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
717 2012-02-07 Alan Modra <amodra@gmail.com>
720 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
723 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
725 PR tree-optimization/50969
726 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
727 use vec_perm rather than vector_stmt.
728 (vect_model_load_cost): Likewise.
729 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
730 vec_perm to be the same as other vector statements.
731 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
732 cost of vec_perm for TARGET_VSX.
734 2012-02-06 Richard Guenther <rguenther@suse.de>
736 PR tree-optimization/52115
737 * tree-sra.c (access_has_replacements_p): New function.
738 (sra_modify_assign): Use it to decide whether a use is uninitialized.
740 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
743 * trans-mem.c (expand_call_tm): Add an assertion.
744 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
747 2012-02-06 Richard Guenther <rguenther@suse.de>
749 PR tree-optimization/50955
750 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
751 raise cost of expressions that replace an address with an
752 expression based on a different pointer.
754 2012-02-06 Jakub Jelinek <jakub@redhat.com>
757 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
758 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
760 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
763 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
764 -Weffc++ and specify guidelines come from second edition.
766 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
768 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
769 (sibcall_value_multiple_internal, call_split, call_internal_direct)
770 (call_direct_split, call_value_split, call_value_internal_direct)
771 (call_value_direct_split, call_value_multiple_split): Use jal and
772 jal_macro attributes.
774 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
776 * reload1.c (reload_regs_reach_end_p): Replace with...
777 (reload_reg_rtx_reaches_end_p): ...this function.
778 (new_spill_reg_store): Update commentary.
779 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
780 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
781 before setting new_spill_reg_store.
782 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
783 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
784 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
785 for non-spill reload registers.
787 2012-02-05 Ira Rosen <irar@il.ibm.com>
789 PR tree-optimization/52091
790 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
791 (vect_is_simple_use_1): Likewise.
792 * tree-vect-loop.c (vectorizable_reduction): Update calls
793 to vect_is_simple_use_1 and vect_is_simple_use.
794 (vectorizable_live_operation): Likewise.
795 * tree-vect-patterns.c (widened_name_p,
796 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
797 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
798 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
799 vectorizable_shift,vectorizable_operation, vectorizable_store,
800 vectorizable_load): Likewise.
801 (vect_is_simple_cond): Add an argument, pass it to
802 vect_is_simple_use_1.
803 (vectorizable_condition): Update calls to vect_is_simple_cond,
805 (vect_is_simple_use): Add an argument, the statement in which
806 OPERAND is used. Check that if OPERAND's def stmt is a double
807 reduction phi node, the use is a phi node too.
808 (vect_is_simple_use_1): Add an argument, pass it to
810 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
811 to vect_is_simple_use.
813 2012-02-04 Jakub Jelinek <jakub@redhat.com>
815 PR rtl-optimization/52095
816 * modulo-sched.c (dump_insn_locator): New function.
817 (loop_canon_p, sms_schedule): Use it.
819 PR rtl-optimization/52113
820 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
821 even for decomposable shift/zext insns.
823 2012-02-03 Jakub Jelinek <jakub@redhat.com>
824 Zdenek Dvorak <ook@ucw.cz>
826 PR rtl-optimization/52092
827 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
828 on get_iv_value result.
830 2012-02-02 Andrew Pinski <apinski@cavium.com>
834 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
836 2012-02-02 Jakub Jelinek <jakub@redhat.com>
839 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
841 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
843 PR rtl-optimization/49800
844 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
845 (sched_finish): Call regstat_free_n_sets_and_refs.
847 2012-02-02 Jia Liu <proljc@gmail.com>
849 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
852 2012-02-02 Jan Hubicka <jh@suse.cz>
853 Tom de Vries <tom@codesourcery.com>
856 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
857 * varpool.c (varpool_analyze_pending_decls): Likewise.
859 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
860 Jayant R Sonar <jayant.sonar@kpitcummins.com>
862 * config.gcc: Add cr16-* support.
864 * doc/extend.texi: Document cr16 extensions.
865 * doc/install.texi: Document cr16 install.
866 * doc/invoke.texi: Document cr16 options.
867 * doc/md.texi: Document cr16 constraints.
869 * common/config/cr16/cr16-common.c: New file.
870 * config/cr16/cr16.c: New file.
871 * config/cr16/cr16.h: New file.
872 * config/cr16/cr16.md: New file.
873 * config/cr16/cr16.opt: New file.
874 * config/cr16/cr16-protos.h: New file.
875 * config/cr16/predicates.md: New file.
876 * config/cr16/constraints.md: New file.
877 * config/cr16/t-cr16: New file.
879 2012-02-02 Jakub Jelinek <jakub@redhat.com>
882 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
883 that operands[2] is either immediate, or q_regs_operand.
885 PR tree-optimization/52073
886 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
887 a pattern stmt for pattern uses, ignore uses outside of the loop.
889 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
891 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
892 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
893 (OUT_AS1, OUT_AS2): Remove.
895 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
897 PR rtl-optimization/51374
898 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
899 to cross other volatile_refs_p insns.
901 2012-02-01 Richard Guenther <rguenther@suse.de>
903 * doc/invoke.texi (fno-inline): Clarify documentation.
904 (finline-small-functions): Likewise.
905 (finline-functions): Likewise.
906 * common.opt (finline): Adjust comment and documentation.
907 (finline-small-functions): Clarify documentation.
908 (finline-functions): Likewise.
909 (finline-functions-called-once): Likewise.
911 2012-02-01 Tristan Gingold <gingold@adacore.com>
913 * c-typeck.c (composite_type): Keep mode for pointers.
915 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
917 * function.h (regno_reg_rtx): Adjust comment.
918 * reginfo.c (init_reg_modes_target): Only use the previous mode
919 if it fits within one register. Remove MIPS comment.
921 2012-01-31 Jakub Jelinek <jakub@redhat.com>
924 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
926 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
928 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
931 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
933 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
935 2012-01-31 Jakub Jelinek <jakub@redhat.com>
940 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
942 2012-01-31 Richard Guenther <rguenther@suse.de>
944 PR tree-optimization/51528
945 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
948 2012-01-31 Jakub Jelinek <jakub@redhat.com>
953 * ree.c (add_removable_extension): Change def_map argument
954 to unsigned *, store in def_map 1 + offset into *insn_list vector
955 instead of pointers into the vector.
956 (find_removable_extensions): Adjust caller.
958 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
960 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
961 Transform all "* quoted-c-code" to { c-code }.
962 Remove redundant test for "optimize" in combine patterns.
963 Move (include "avr-dimode.md") to end of file.
965 2012-01-30 Bin Cheng <bin.cheng@arm.com>
968 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
969 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
971 2012-01-30 Richard Guenther <rguenther@suse.de>
973 PR tree-optimization/52028
974 * tree-loop-distribution.c (ldist_gen): Properly update
977 2012-01-30 Jakub Jelinek <jakub@redhat.com>
980 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
981 set_cur_line_info_table if not emitting debug info.
983 PR tree-optimization/52046
984 * tree-vect-patterns.c (check_bool_pattern): Give up if
985 a comparison could throw.
988 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
990 2012-01-30 Richard Guenther <rguenther@suse.de>
992 PR tree-optimization/52045
993 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
994 SSA form if cfgcleanup did anything.
996 2012-01-30 Richard Guenther <rguenther@suse.de>
998 PR tree-optimization/52045
999 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
1000 before computing final todo.
1002 2012-01-30 Richard Guenther <rguenther@suse.de>
1004 PR tree-optimization/51528
1005 * tree-sra.c (sra_modify_assign): Re-factor in preparation
1008 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
1010 * df-problems.c (df_kill_notes): Check that the use refers
1011 to the note under examination.
1013 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
1016 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
1017 parameter and use short-lived pseudos.
1018 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
1019 (sparc_expand_vector_init): Const-ify local variables and adjust
1020 calls to above functions.
1022 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
1024 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
1026 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
1028 * doc/invoke.texi: Make usage of "compile time" and
1029 "run time"/"runtime" consistent throughout the file.
1031 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
1033 * config/alpha/alpha.c (alpha_option_override): Default to
1034 full IEEE compliance mode for Go language.
1036 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
1038 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
1039 (LINK_SSP_SPEC): Define.
1041 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1044 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
1047 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
1049 * doc/invoke.texi: Correct hyphenation of "floating point",
1050 "double precision", and related terminology throughout the file.
1052 2012-01-28 Jakub Jelinek <jakub@redhat.com>
1055 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
1056 arm_general_register_operand predicate for operand 2 instead of
1059 2012-01-27 Ian Lance Taylor <iant@google.com>
1062 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
1063 * builtins.c (expand_builtin_init_trampoline): Add onstack
1064 parameter. Change caller.
1065 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
1066 * tree.c (build_common_builtin_nodes): Declare
1067 __builtin_init_heap_trampoline.
1069 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
1071 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
1072 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
1073 * config/avr/avr.c: Ditto.
1074 (avr_regnames): Remove because unused.
1075 * config/avr/avr.md (*cpse.ne): New peephole.
1076 (*cpse.eq): New peephole from former cpse peepholes.
1078 2012-01-27 Michael Eager <eager@eagercon.com>
1080 * config/microblaze.c (microblaze_emit_compare): Correct
1081 test after pcmp instruction.
1083 2012-01-27 Richard Guenther <rguenther@suse.de>
1085 PR tree-optimization/52020
1086 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
1088 2012-01-27 Richard Guenther <rguenther@suse.de>
1090 * ipa-pure-const.c (check_stmt): Clobbers do not make a
1091 function non-const/pure.
1093 2012-01-27 Richard Guenther <rguenther@suse.de>
1095 PR tree-optimization/50444
1096 * tree-sra.c (build_ref_for_offset): Properly adjust the
1097 MEM_REF type for unaligned accesses.
1099 2012-01-27 Richard Guenther <rguenther@suse.de>
1101 PR tree-optimization/50444
1102 * expr.c (mem_ref_refers_to_non_mem_p): New function.
1103 (expand_assignment): Use it. Properly handle misaligned
1104 bases when expanding stores to component references.
1105 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
1108 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
1111 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
1112 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
1113 * tree-data-ref.c (find_data_references_in_loop): Make static.
1114 (compute_all_dependences): Change return type to bool. Bail out
1115 for too many datarefs in a loop. Move the hunk resetting the data
1116 dependences vector from ...
1117 (compute_data_dependences_for_loop): ... here. Account for
1118 compute_all_dependences returning false.
1119 (compute_data_dependences_for_bb): Likewise.
1120 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
1121 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
1123 2012-01-27 Richard Guenther <rguenther@suse.de>
1126 * expr.c (store_field): Use the alias-set of the scratch memory
1129 2012-01-27 Tom de Vries <tom@codesourcery.com>
1131 PR tree-optimization/51990
1132 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
1134 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
1136 2012-01-27 Jakub Jelinek <jakub@redhat.com>
1139 * var-tracking.c (reverse_op): Don't add any reverse operation
1140 if V already has any constant locations.
1142 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
1144 * doc/invoke.texi: Correct usage of "command line" (noun)
1145 vs "command-line" (adjective) throughout.
1147 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
1149 * doc/invoke.texi (Language Independent Options): Move
1150 -Wcoverage-mismatch blurb from here....
1151 (Warning Options): ...to here.
1153 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
1155 * config/rs6000/rs6000.c (rs6000_option_override_internal):
1156 Set rs6000_always_hint to false for 476.
1158 2012-01-27 Matthias Klose <doko@ubuntu.com>
1160 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
1162 * incpath.c (add_standard_paths): Likewise.
1164 2012-01-27 Richard Henderson <rth@redhat.com>
1166 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
1167 * config/m68k/sync.md (atomic_test_and_set): Rename from
1168 sync_test_and_setqi and adjust the operands.
1169 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
1170 and unconditionally enable.
1172 2012-01-27 Richard Henderson <rth@redhat.com>
1174 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
1175 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
1176 (ldstub): Rename from ldstubqi.
1177 (ldstub<I24MODE>): Remove.
1179 2012-01-27 Richard Henderson <rth@redhat.com>
1181 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
1182 * c-cppbuiltin.c (cpp_atomic_builtins): Define
1183 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
1184 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
1185 * doc/tm.texi: Rebuild.
1187 2012-01-27 Richard Henderson <rth@redhat.com>
1189 * optabs.c (gen_atomic_test_and_set): Remove default.
1190 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
1192 2012-01-26 Jakub Jelinek <jakub@redhat.com>
1194 PR rtl-optimization/51978
1195 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
1196 (combine_reaching_defs): Likewise.
1197 (struct re_info): Remove.
1198 (add_removable_extension): Remove x and data arguments,
1199 add insn, insn_list and def_map. Use the arguments directly
1200 instead of using struct re_info.
1201 (find_removable_extensions): Don't call add_removable_extension
1202 through note_stores, instead just call it with single_set
1204 (find_and_remove_re): Pass curr_cand->expr instead of
1205 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
1207 2012-01-26 Michael Matz <matz@suse.de>
1209 PR tree-optimization/46590
1210 * cfgexpand.c: Revert last change (r183305).
1211 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
1213 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
1214 checking for emptiness.
1216 2012-01-26 Jakub Jelinek <jakub@redhat.com>
1219 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
1220 non-addressable non-BLKmode base correctly.
1222 2012-01-26 Michael Matz <matz@suse.de>
1224 PR tree-optimization/48794
1225 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
1226 regions referenced from RESX/EH_DISPATCH.
1228 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1230 * config/s390/s390.h: Make BRANCH_COST an option.
1231 * config/s390/s390.opt: New option -mbranch-cost.
1233 2012-01-26 Richard Henderson <rth@redhat.com>
1235 Revert 2012-01-24 change:
1236 * trans-mem.c (requires_barrier): Do not instrument thread local
1237 variables and emit save/restore for them.
1239 2012-01-25 Jakub Jelinek <jakub@redhat.com>
1242 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
1245 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
1247 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
1250 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
1253 Rename __pgm to __flash.
1254 Rename __pgm1 to __flash1.
1255 Rename __pgm2 to __flash2.
1256 Rename __pgm3 to __flash3.
1257 Rename __pgm4 to __flash4.
1258 Rename __pgm5 to __flash5.
1259 Rename __pgmx to __memx.
1260 * doc/extend.texi (AVR Named Address Spaces)
1261 Rename address space names as indicated above.
1262 * config/avr/avr.c (avr_addrspace): Ditto.
1264 * config/avr/avr-protos.h
1265 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
1266 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
1267 * config/avr/predicates.md: Ditto.
1268 * config/avr/avr.c Ditto, and
1269 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
1270 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
1272 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
1273 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
1274 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
1275 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
1276 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
1277 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
1278 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
1279 * config/avr/avr.c: Ditto.
1280 * config/avr/avr.md: Ditto.
1282 2012-01-25 Jason Merrill <jason@redhat.com>
1285 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
1287 2012-01-25 Jakub Jelinek <jakub@redhat.com>
1289 PR tree-optimization/51987
1290 * tree-data-ref.c (get_references_in_stmt): Handle references in
1291 non-volatile GIMPLE_ASM.
1293 2012-01-25 Richard Guenther <rguenther@suse.de>
1295 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
1296 bases are dereferenced.
1298 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
1300 PR rtl-optimization/48374
1301 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
1303 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
1305 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
1306 compute_data_dependences_for_loop returns false.
1307 * tree-parloops.c (loop_parallel_p): Likewise.
1309 2012-01-25 Richard Guenther <rguenther@suse.de>
1311 * tree.h (get_pointer_alignment_1): Declare.
1312 * builtins.c (get_pointer_alignment_1): New function.
1313 (get_pointer_alignment): Use it.
1315 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1317 PR rtl-optimization/48308
1318 * combine.c (enum undo_kind): Add UNDO_LINKS.
1319 (struct undo): Add member l to other_contents and where.
1320 (do_SUBST_LINK): New.
1322 (try_combine): Handle LOG_LINKS for the dummy i1 case.
1323 (undo_all): Handle UNDO_LINKS.
1325 2012-01-25 Richard Henderson <rth@redhat.com>
1327 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
1330 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
1332 * optabs.c (gen_atomic_test_and_set): Use each argument.
1334 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
1336 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
1337 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
1338 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
1339 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
1340 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
1341 TARGET_PAIRED_SINGLE_FLOAT.
1343 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
1345 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
1346 (in_struct, return_val): Remove MEM documentation.
1347 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
1348 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
1349 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
1351 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
1352 * cfgexpand.c (add_alias_set_conflicts): Likewise.
1353 * expr.c (store_field): Likewise.
1354 * function.c (assign_stack_temp_for_type): Likewise.
1355 * ifcvt.c (noce_try_cmove_arith): Likewise.
1356 * reload1.c (reload): Likewise.
1357 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
1358 (alpha_set_memflags): Likewise.
1359 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
1361 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
1363 * rtl.h (true_dependence, canon_true_dependence): Remove varies
1365 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
1366 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
1367 (true_dependence_1, true_dependence, canon_true_dependence): Remove
1369 * cselib.c (cselib_rtx_varies_p): Delete.
1370 (cselib_invalidate_mem): Update call to canon_true_dependence.
1371 * dse.c (record_store, check_mem_read_rtx): Likewise.
1372 (scan_reads_nospill): Likewise.
1373 * cse.c (check_dependence): Likewise.
1374 (cse_rtx_varies_p): Delete.
1375 * expr.c (safe_from_p): Update call to true_dependence.
1376 * ira.c (validate_equiv_mem_from_store): Likewise.
1377 (memref_referenced_p): Likewise.
1378 * postreload-gcse.c (find_mem_conflicts): Likewise.
1379 * sched-deps.c (sched_analyze_2): Likewise.
1380 * store-motion.c (load_kills_store): Likewise.
1381 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
1382 * gcse.c (mems_conflict_for_gcse_p): Likewise.
1383 (compute_transp): Update call to canon_true_dependence.
1385 2012-01-25 Richard Henderson <rth@redhat.com>
1387 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
1388 (maybe_emit_atomic_test_and_set): New.
1389 (expand_sync_lock_test_and_set): Use it.
1390 (expand_atomic_test_and_set): Likewise.
1391 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
1392 the implementation; clarify implementation defined details.
1393 * doc/md.texi (atomic_test_and_set): Document.
1395 2012-01-25 Richard Henderson <rth@redhat.com>
1397 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
1399 2012-01-25 Richard Henderson <rth@redhat.com>
1402 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
1403 to effect no-op split.
1405 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
1408 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
1409 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
1410 (BT_FN_VOID_PTR_INT_SIZE): New.
1411 (BT_FN_UINT_UINT_VAR): Remove.
1412 (BT_FN_UINT32_UINT32_VAR): New.
1413 (BT_FN_DOUBLE_VPTR): Remove.
1414 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
1416 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
1417 (_ITM_changeTransactionMode): Same.
1418 (_ITM_memmoveRtWt): Change return type to void.
1419 (_ITM_memcpyRtWt): Same.
1420 (_ITM_memsetW): Same.
1421 (_ITM_RaRD): Change types to double.
1426 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
1428 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
1429 Patrick Marlier <patrick.marlier@gmail.com>
1431 * trans-mem.c (requires_barrier): Do not instrument thread local
1432 variables and emit save/restore for them.
1434 2012-01-24 Jason Merrill <jason@redhat.com>
1437 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
1438 output static aliases.
1440 2012-01-24 Jakub Jelinek <jakub@redhat.com>
1443 * common.opt (-pie, -shared, pie, shared): Change from Common to
1445 * gcc.c (display_help): Display help for -pie and -shared.
1447 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
1450 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
1451 Remove note on size/offset limitation.
1452 (AVR Variable Attributes): Add example how to read data located
1453 with progmem. Refer to named address spaces.
1454 * doc/invoke.texi (AVR Options): Fix typo.
1456 2012-01-24 Richard Guenther <rguenther@suse.de>
1458 Forward-port to trunk
1459 2010-09-21 Jakub Jelinek <jakub@redhat.com>
1462 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
1463 op0 isn't sufficiently aligned and there is movmisalignM
1464 insn for mode, use it to load op0 into a temporary register.
1466 2012-01-24 Jakub Jelinek <jakub@redhat.com>
1469 * target.def (const_not_ok_for_debug_p): New hook.
1470 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
1472 * doc/tm.texi: Regenerated.
1473 * dwarf2out.c (const_ok_for_output_1): If
1474 targetm.const_not_ok_for_debug_p returns true, fail.
1475 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
1477 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
1479 2012-01-23 Kai Tietz <ktietz@redhat.com>
1482 * config/i386/predicates.md (symbolic_operand): Allow
1483 UNSPEC_PCREL as PIC expression for lea.
1484 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
1485 * config/i386/i386.c (ix86_delegitimize_address): Handle
1486 UNSPEC_PCREL for none-MEM, too.
1488 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
1490 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
1491 (ipa_tm_create_version_alias): Same.
1493 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
1496 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
1497 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
1499 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
1500 Patrick Marlier <patrick.marlier@gmail.com>
1501 Iain Sandoe <developer@sandoe-acoustics.co.uk>
1504 * lto-wrapper.c (run_gcc): Pass the LTO section name to
1505 simple_object_start_read.
1507 2012-01-23 Richard Guenther <rguenther@suse.de>
1510 PR tree-optimization/51895
1511 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
1512 parameter decomposition into BLKmode components.
1514 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
1516 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
1517 fake variables for restrict-qualified pointers whose pointed-to type
1518 contains a placeholder.
1520 2012-01-23 Richard Guenther <rguenther@suse.de>
1522 PR tree-optimization/51949
1523 * ipa-split.c (execute_split_functions): Do not split malloc functions.
1525 2012-01-23 Jakub Jelinek <jakub@redhat.com>
1527 PR rtl-optimization/51933
1528 * ree.c (transform_ifelse): Return true right away if dstreg is
1529 already wider or equal to cand->mode.
1530 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
1531 (make_defs_and_copies_lists): Remove defs_list and copies_list
1532 arguments, add state argument, just truncate state->work_list
1533 instead of always allocating and freeing the vector. Assert that
1534 get_defs succeeds instead of returning 2. Changed return type to bool.
1535 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
1536 have ext_src_mode, see if it has been modified already with the
1537 right kind of extension and has been extended before from the
1538 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
1539 just return true. Remember the original mode in state->modified array.
1540 (combine_reaching_defs): Add state argument. Don't allocate and
1541 free here def_list, copied_list and vec vectors, instead just
1542 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
1543 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
1544 Add state variable, clear vectors in it, initialize state.modified
1545 if needed. Free all the vectors at the end and state.modified too.
1546 Don't skip a candidate if the extension expression has been modified.
1548 2012-01-22 Douglas B Rupp <rupp@gnat.com>
1551 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
1552 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
1553 (extra_options) interix.opt -> i386/interix.opt"
1554 (extra_objs):Add winnt-stubs.o
1555 * configure.ac: Add interix to target_os .comm on PE check.
1556 * configure: Regenerate.
1557 * config/interix3.h: Delete and move bits to..
1558 * config/interix.h: Delete and move bits to..
1559 * config/i386/i386-interix3.h: Delete and move bits to..
1560 * config/i386/i386-interix.h: ..here.
1561 (TARGET_CPU_DEFAULT): Remove redefinition.
1562 (TARGET_ASM_CONSTRUCTOR): Undefine.
1563 (SUBTARGET_SWITCHES): Define for ms-bitfields.
1564 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
1565 (PTRDIFF_TYPE): Define.
1566 (LONG_DOUBLE_TYPE_SIZE): Define.
1567 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
1568 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
1569 (TARGET_SECTION_TYPE_FLAGS): Define.
1570 (ASM_DECLARE_FUNCTION_NAME): Define.
1571 (ASM_OUTPUT_EXTERNAL): Define.
1572 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
1573 (ASM_OUTPUT_ALIGNED_BSS): Define.
1574 (PCC_BITFIELD_TYPE_MATTERS): Define.
1575 (USE_CONST_SECTION): Define.
1576 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
1577 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
1578 (SUPPORTS_ONE_ONLY): Remove.
1579 (I386_PE_STRIP_ENCODING): Define.
1580 * config/interix.opt: Delete and move bits to..
1581 * config/i386/interix.opt: ..here. New.
1582 (mpe-aligned-commons): Add.
1583 * config/i386/t-interix: Add copyright header.
1584 (winnt-stubs.o): Add rule.
1586 2012-01-22 Jason Merrill <jason@redhat.com>
1589 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
1590 for extra name aliases.
1592 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
1594 PR rtl-optimization/51924
1595 * ree.c (combine_set_extension): Improve debugging message.
1596 (combine_reaching_defs): Likewise.
1597 (get_defs): Rename confusingly named variable.
1598 (find_and_remove_re): Skip a candidate if the extension expression has
1601 2012-01-21 Robert Millan <rmh@gnu.org>
1602 Gerald Pfeifer <gerald@pfeifer.com>
1604 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
1605 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
1607 2012-01-20 Jakub Jelinek <jakub@redhat.com>
1609 PR tree-optimization/51914
1610 * tree-vect-stmts.c (vectorizable_conversion): For
1611 cvt_type && modifier == WIDEN, put temporary with cvt_type
1612 at the beginning of vec_dsts and set vec_dest to temporary
1615 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
1617 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
1619 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
1621 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
1622 * config/rs6000/rs6000.c: Likewise.
1624 2012-01-20 Jakub Jelinek <jakub@redhat.com>
1627 * config/arm/arm.c (arm_count_output_move_double_insns): Call
1628 output_move_double on a copy of operands array.
1630 2012-01-20 Cary Coutant <ccoutant@google.com>
1631 Dodji Seketeli <dodji@redhat.com>
1634 * dwarf2out.c (copy_declaration_context): Return ref to parent
1635 of declaration DIE, if necessary.
1636 (remove_child_or_replace_with_skeleton): Add new parameter; update
1637 caller. Place skeleton DIE under parent DIE of original declaration.
1638 Move call to copy_declaration_context to here ...
1639 (break_out_comdat_types): ... from here.
1641 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1643 PR rtl-optimization/51856
1644 * reload.c (find_reloads_subreg_address): Set the address_reloaded
1647 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1650 * config/arm/arm.c (arm_print_operand): Correct output of alignment
1651 hints for neon loads and stores.
1653 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
1657 * doc/extend.texi (Named Address Spaces): Split into subsections.
1658 (AVR Named Address Spaces): New subsection.
1659 (M32C Named Address Spaces): New subsection.
1660 (RL78 Named Address Spaces): New subsection.
1661 (SPU Named Address Spaces): New subsection.
1662 (Variable Attributes): New anchor "AVR Variable Attributes".
1663 (AVR Variable Attributes): Rewrite and avoid wording
1664 "address space" in this context.
1665 * doc/invoke.texi (AVR Options): Rewrite and add documentation
1666 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
1667 (AVR Built-in Macros): New subsubsection therein.
1668 * doc/md.texi (AVR constraints): Remove "C04", "R".
1670 2012-01-20 Richard Guenther <rguenther@suse.de>
1672 PR tree-optimization/51903
1673 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
1674 when removing stmts.
1676 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1679 * config/arm/arm.c (arm_load_pic_register): Use
1680 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
1681 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
1682 (arm_pic_static_addr): Likewise.
1683 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
1684 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
1685 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
1686 (pic_load_addr_unified): New.
1688 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
1691 * function.c (instantiate_virtual_regs_in_insn): Use
1692 delete_insn_and_edges when removing a wrong asm insn.
1694 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
1696 PR rtl-optimization/40761
1697 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
1698 Add new member loop_num.
1699 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
1700 (ira_build): Remove the parameter.
1702 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
1703 (ira.c): Do not build CFG loops for one region allocation. Remove
1704 argument from ira_build call.
1706 * ira-build.c (init_loop_tree_node): New function.
1707 (create_loop_tree_nodes): Use it. Separate the case when CFG
1708 loops are not built.
1709 (more_one_region_p): Check current_loops.
1710 (finish_loop_tree_nodes): Separate the case when CFG loops are not
1712 (add_loop_to_tree): Process loop equal to NULL too.
1713 (form_loop_tree): Separate the case when CFG loops are not built.
1714 Use explicitly number for the root.
1715 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
1717 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
1718 instead of loop->num.
1719 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
1720 (mark_all_loops_for_removal): Ditto.
1721 (remove_unnecessary_regions): Separate the case when CFG loops
1723 (ira_build): Remove the parameter. Use explicit number of regions
1724 when CFG loops are not built.
1726 * ira-color.c (print_loop_title): Separate the case for the root node.
1727 Use loop_num instead of loop->num.
1728 (move_spill_restore): Use loop_num instead of loop->num.
1730 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
1731 (change_loop): Ditto.
1732 (change_loop): Use loop_num instead of loop->num.
1734 * ira-lives.c (process_bb_node_lives): Ditto.
1736 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
1738 * ira-conflicts.c (print_allocno_conflicts): Ditto.
1740 2012-01-19 Jakub Jelinek <jakub@redhat.com>
1743 * tree-mudflap.c (mf_artificial): New function.
1744 (execute_mudflap_function_ops, execute_mudflap_function_decls,
1745 mx_register_decls, mudflap_enqueue_decl): Use it.
1748 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
1749 numbers in the insn pattern.
1751 2012-01-19 Michael Matz <matz@suse.de>
1753 PR tree-optimization/46590
1754 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
1755 use it in remembering which conflicts we already created.
1756 (add_scope_conflicts): Adjust call to above, (de)allocate helper
1759 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
1762 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
1763 (merge_and_complain): Same.
1765 2012-01-19 Jakub Jelinek <jakub@redhat.com>
1768 * config/initfini-array.h: Guard content of the header
1769 with #ifdef HAVE_INITFINI_ARRAY.
1770 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
1771 Add initfini-array.h to tm_file here.
1772 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
1773 * config.gcc: Don't add initfini-array.h to tm_file here.
1774 * configure: Regenerated.
1776 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
1778 PR rtl-optimization/51505
1779 * df-problems.c (df_kill_notes): New parameter live. Update comment.
1780 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
1781 (df_note_bb_compute): Update the call to df_kill_notes.
1783 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
1785 * trans-mem.c (requires_barrier): Remove call to is_global_var.
1787 2012-01-18 Richard Guenther <rguenther@suse.de>
1789 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
1790 of conversions to void *.
1792 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1793 Richard Sandiford <rdsandiford@googlemail.com>
1797 * optabs.h (simplify_expand_binop): Declare.
1798 * optabs.c (simplify_expand_binop): Make global.
1799 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
1800 endian targets if the source cannot be exactly covered by word
1803 2012-01-17 Jakub Jelinek <jakub@redhat.com>
1806 * hard-reg-set.h (struct hard_reg_set_container): New type.
1807 * target.h (struct hard_reg_set_container): Forward declare.
1808 * target.def (set_up_by_prologue): New target hook.
1809 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
1810 * doc/tm.texi: Regenerated.
1811 * function.c (thread_prologue_and_epilogue_insns): Change
1812 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
1813 Call targetm.set_up_by_prologue on it.
1814 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
1815 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
1817 2012-01-17 Nick Clifton <nickc@redhat.com>
1819 * config/rx/rx.c (rx_can_use_simple_return): New function.
1820 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
1821 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
1823 2012-01-17 Richard Guenther <rguenther@suse.de>
1826 * expr.c (expand_assignment): Take address-space information
1827 from the address operand of MEM_REF and TARGET_MEM_REF.
1828 (expand_expr_real_1): Likewise.
1830 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1832 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
1833 reload dump is requested.
1835 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
1838 * trans-mem.c (requires_barrier): Call may_be_aliased.
1840 2012-01-17 Jakub Jelinek <jakub@redhat.com>
1842 PR tree-optimization/51877
1843 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
1844 call arguments and fndecls compare equal, instead return false if they
1845 don't. Return true only if lhs1 and lhs2 are either both NULL, or
1846 both SSA_NAMEs that are valueized the same, or they satisfy
1849 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1851 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
1853 * configure: Regenerate.
1855 2012-01-16 Jan Hubicka <jh@suse.cz>
1859 * convert.c (convert_to_integer): Use fold_convert for
1860 converting an INTEGER_CST to integer type.
1862 2012-01-16 Jason Merrill <jason@redhat.com>
1865 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
1867 2012-01-16 Jakub Jelinek <jakub@redhat.com>
1870 * config/s390/s390.c (s390_chunkify_start): Don't skip
1871 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
1872 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
1873 If insn is followed by NOTE_INSN_VAR_LOCATION or
1874 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
1875 Don't use location of note insns.
1877 PR tree-optimization/51865
1878 * tree-inline.c (tree_function_versioning): Call remap_decl
1879 on DECL_RESULT whenever it has VOID_TYPE_P type.
1881 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
1883 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
1884 for calls to locally-binding MIPS16 functions if only the return
1885 type uses float regs.
1887 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
1888 Richard Sandiford <rdsandiford@googlemail.com>
1890 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
1891 (SYMBOL_32_HIGH): Likewise.
1892 (mips_output_tls_reloc_directive): Declare.
1893 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
1894 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
1895 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
1896 (mips_lo_relocs, mips_hi_relocs): Make extern.
1897 (mips16_stub_function): Move up file.
1898 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
1899 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
1900 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
1901 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
1902 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
1903 (mips_get_tp): Add MIPS16 support.
1904 (mips_legitimize_tls_address): Remove MIPS16 sorry().
1905 Generalize DTPREL and TPREL handling.
1906 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
1907 Add MIPS16 TLS support.
1908 (mips_output_tls_reloc_directive): New function.
1909 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
1910 * config/mips/predicates.md (symbolic_operand_with_high)
1911 (tls_reloc_operand): New predicates.
1912 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
1913 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
1914 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
1915 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
1916 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
1917 (*tls_get_tp_mips16_call_<mode>): Likewise.
1919 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
1921 PR rtl-optimization/51821
1922 * recog.c (peep2_find_free_register): Determine clobbered registers
1925 2012-01-14 Denis Chertykov <chertykov@gmail.com>
1928 * config/avr/avr-protos.h: Revert change of 2012-01-09.
1929 * config/avr/avr.c: Likewise.
1930 * config/avr/avr.h: Likewise.
1932 2012-01-13 Ian Lance Taylor <iant@google.com>
1935 * tree.h (TYPE_QUALS): Add cast to int.
1936 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
1938 2012-01-13 Ian Lance Taylor <iant@google.com>
1940 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
1941 comparing param_index to VEC_length result.
1943 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
1945 * c-decl.c: Do not include tree-mudflap.h
1946 * tree-optimize.c: Likewise.
1947 * Makefile.in: Update dependencies.
1949 2012-01-13 Richard Guenther <rguenther@suse.de>
1952 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
1953 variable-sized result always use RSO.
1955 2012-01-12 DJ Delorie <dj@redhat.com>
1957 * cfgexpand.c (convert_debug_memory_address): Allow any valid
1958 pointer type, not just the default pointer type.
1960 2012-01-09 Richard Henderson <rth@redhat.com>
1961 Denis Chertykov <chertykov@gmail.com>
1964 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
1965 * config/avr/avr.c (avr_can_eliminate): Simplify.
1966 (avr_initial_elimination_offset): Likewise.
1967 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
1968 (expand_epilogue): Likewise.
1969 (avr_legitimize_address): Gut.
1970 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
1971 (avr_hard_regno_nregs): New.
1972 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
1973 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
1974 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
1975 add soft frame pointer.
1976 (CALL_USED_REGISTERS): Likewise.
1977 (REG_CLASS_CONTENTS): Likewise.
1978 (REGISTER_NAMES): Likewise.
1979 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
1980 (HARD_FRAME_POINTER_REGNUM): New.
1981 (FRAME_POINTER_REGNUM): Use soft frame pointer.
1982 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
1983 remove the HARD_FRAME_POINTER self-elimination.
1985 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
1988 * config/avr/avr.c (avr_encode_section_info): Test for absence of
1989 DECL_EXTERNAL when checking for initializers of progmem variables.
1991 2012-01-12 Ira Rosen <irar@il.ibm.com>
1993 PR tree-optimization/51799
1994 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
1995 that the last operation is a type demotion.
1997 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
1999 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
2000 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
2002 2012-01-11 Jakub Jelinek <jakub@redhat.com>
2005 * combine.c (distribute_notes): If i3 is a noreturn call,
2006 allow old_size to be equal to args_size and make sure the
2007 noreturn call gets REG_ARGS_SIZE note.
2008 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
2009 on noreturn calls even when the delta is 0.
2011 2012-01-11 Nathan Sidwell <nathan@acm.org>
2013 * gcov.c (STRING_SIZE): Remove.
2014 (generate_results): Erase annotations for source files with no
2015 coverage information.
2017 (output_lines): Use it.
2019 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
2021 * gimple.h (gimplify_body): Remove first argument.
2022 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
2023 pointer set here, instead just pass DATA to walk_tree.
2024 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
2025 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
2026 (unvisit_body): Likewise, but with unmark_visited.
2027 (gimplify_body): Remove BODY_P argument and adjust.
2028 (gimplify_function_tree): Adjust call to gimplify_body.
2029 * omp-low.c (finalize_task_copyfn): Likewise.
2031 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
2033 * tree.h (build_function_decl_skip_args): Add boolean parameter.
2034 (build_function_type_skip_args): Delete.
2035 * tree.c (build_function_type_skip_args): Make static and add
2036 SKIP_RETURN parameter. Fix thinko in the handling of variants.
2037 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
2038 pass it to build_function_type_skip_args.
2039 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
2040 (tree_function_versioning): Likewise.
2041 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
2042 build_function_decl_skip_args.
2043 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
2044 and pass it to build_function_decl_skip_args/tree_function_versioning.
2045 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
2046 * ipa-inline-transform.c (save_inline_function_body): Likewise.
2047 * trans-mem.c (ipa_tm_create_version): Likewise.
2048 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
2049 * tree-inline.c (declare_return_variable): Remove always-true test.
2050 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
2051 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
2052 * ipa-split.c (split_function): Skip the return value for the split
2053 part if it doesn't return.
2055 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2057 PR tree-optimization/49642
2058 * ipa-split.c (forbidden_dominators): New variable.
2059 (check_forbidden_calls): New function.
2060 (dominated_by_forbidden): Likewise.
2061 (consider_split): Check for forbidden dominators.
2062 (execute_split_functions): Initialize and free forbidden
2063 dominators info; call check_forbidden_calls.
2065 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2067 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
2069 2012-01-11 Nick Clifton <nickc@redhat.com>
2071 * config/rx/rx.md (return): Define pattern.
2073 2012-01-11 Richard Guenther <rguenther@suse.de>
2075 * doc/extend.texi (malloc attribute): Adjust according to
2078 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
2079 Patrick Marlier <patrick.marlier@gmail.com>
2082 * trans-mem.c (get_cg_data): Traverse aliases if requested.
2083 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
2084 (ipa_tm_note_irrevocable): Same.
2085 (ipa_tm_scan_irr_block): Same.
2086 (ipa_tm_decrement_clone_counts): Same.
2087 (ipa_tm_scan_irr_function): Same.
2088 (ipa_tm_create_version_alias): Same.
2089 (ipa_tm_create_version): Same.
2090 (ipa_tm_transform_calls_redirect): Same.
2091 (ipa_tm_transform_calls): Same.
2092 (ipa_tm_transform_transaction): Same.
2093 (ipa_tm_execute): Same.
2095 2012-01-10 Richard Guenther <rguenther@suse.de>
2098 * opts.c (common_handle_option): Handle -Werror.
2100 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
2102 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
2105 2012-01-10 Jason Merrill <jason@redhat.com>
2107 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
2110 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2112 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
2113 supports R_386_TLS_GD_PLT reloc.
2114 (gcc_cv_as_ix86_tlsldmplt): Check if linker
2115 supports R_386_TLS_LDM_PLT reloc.
2116 * configure: Regenerate.
2117 * config.in: Regenerate.
2119 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
2122 Extend __pgmx semantics to linearize memory.
2123 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
2124 determine if code comes inline or from libgcc.
2125 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
2126 (movmem_qi, movmem_qi): Set constraint #2 to "n".
2127 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
2128 (movmemx_qi, movmemx_hi): New insns.
2129 (xload_<mode>_libgcc): Rewrite to new insn condition.
2130 (xload_<mode>): Remove insns.
2131 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
2132 cases that don't satisfy avr_xload_libgcc_p().
2133 (avr_addr_space_convert): Allow converting in any direction.
2134 (avr_addr_space_subset_p): Return always true.
2135 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
2136 (avr_emit_movmemhi): Ditto.
2137 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
2138 (avr_out_movmem): Ditto.
2139 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
2140 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
2141 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
2142 (avr_encode_section_info): Encode 'progmem' in symbol flags.
2143 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
2145 2012-01-10 Richard Guenther <rguenther@suse.de>
2147 PR tree-optimization/50913
2148 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
2149 Require data-refs to be representable by Graphite with respect
2152 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
2154 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
2155 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
2157 2012-01-10 Tom de Vries <tom@codesourcery.com>
2159 PR rtl-optimization/51271
2160 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
2161 handling annulled branch.
2163 2012-01-10 Richard Henderson <rth@redhat.com>
2165 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
2166 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
2167 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
2168 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
2169 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
2170 arm_expand_vec_perm_const): New.
2171 * config/arm/arm-protos.h: Update.
2172 * config/arm/neon.md (UNSPEC_VCONCAT): New.
2173 (*neon_vswp<VDQX>): New.
2174 (neon_vcombine<VDX>): Use neon_split_vcombine.
2175 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
2176 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
2177 (vec_perm<VE>): New.
2179 2012-01-10 Richard Henderson <rth@redhat.com>
2181 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
2182 use it if reload_completed.
2183 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
2184 arm_output_asm_insn, arm_process_output_memory_barrier,
2185 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
2186 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
2187 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
2188 arm_process_output_sync_insn, arm_output_sync_insn,
2189 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
2190 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
2191 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
2192 (emit_unlikely_jump): New.
2193 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
2194 (arm_split_atomic_op): New.
2195 * config/arm/arm-protos.h: Update.
2196 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
2197 (struct arm_sync_generator): Remove.
2198 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
2199 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
2200 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
2201 (VUNSPEC_LL, VUNSPEC_SC): New.
2202 (sync_result, sync_memory, sync_required_value, sync_new_value,
2203 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
2204 (attr length): Don't use arm_sync_loop_insns.
2205 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
2206 (movsfcc, movdfcc): Likewise.
2207 * config/arm/constraints.md (Ua): New.
2208 * config/arm/prediates.md (mem_noofs_operand): New.
2209 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
2210 (sync_clobber, sync_t2_reqd): Remove.
2211 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
2212 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
2213 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
2214 (arm_sync_compare_and_swap<SIDI>): Remove.
2215 (arm_sync_compare_and_swap<NARROW>): Remove.
2216 (arm_sync_lock_test_and_set<SIDI>): Remove.
2217 (arm_sync_lock_test_and_set<NARROW>): Remove.
2218 (arm_sync_new_<syncop><SIDI>): Remove.
2219 (arm_sync_new_<syncop><NARROW>): Remove.
2220 (arm_sync_new_nand<SIDI>): Remove.
2221 (arm_sync_new_nand<NARROW>): Remove.
2222 (arm_sync_old_<syncop><SIDI>): Remove.
2223 (arm_sync_old_<syncop><NARROW>): Remove.
2224 (arm_sync_old_nand<SIDI>): Remove.
2225 (arm_sync_old_nand<NARROW>): Remove.
2226 (*memory_barrier): Merge arm_output_memory_barrier.
2227 (atomic_compare_and_swap<QHSD>): New.
2228 (atomic_compare_and_swap<NARROW>_1): New.
2229 (atomic_compare_and_swap<SIDI>_1): New.
2230 (atomic_exchange<QHSD>): New.
2231 (cas_cmp_operand, cas_cmp_str): New.
2232 (atomic_op_operand, atomic_op_str): New.
2233 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
2234 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
2235 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
2236 (arm_load_exclusive<NARROW>): New.
2237 (arm_load_exclusivesi, arm_load_exclusivedi): New.
2238 (arm_store_exclusive<QHSD>): New.
2240 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
2242 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
2243 reload patterns if -mvsx-scalar-memory.
2245 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
2246 generated, even -mno-vsx-scalar-double was used.
2247 (vsx_xscvdpsp_scalar): Likewise.
2248 (vsx_xscvspdp_scalar2): Likewise.
2250 2012-01-09 Tom de Vries <tom@codesourcery.com>
2251 Andrew Pinski <apinski@cavium.com>
2254 * reorg.c (fill_slots_from_thread): Don't speculate
2255 frame-related insns.
2257 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
2259 * sched-int.h (bb_note): Move to...
2260 * basic-block.h: ...here.
2261 * haifa-sched.c (bb_note): Move to...
2262 * cfgrtl.c: ...here.
2263 * function.c (next_block_for_reg): New function.
2264 (move_insn_for_shrink_wrap): Likewise.
2265 (prepare_shrink_wrap): Rewrite to use the above.
2267 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
2269 * gimple.c (is_gimple_non_addressable): Remove.
2270 * gimple.h: Remove is_gimple_non_addressable.
2271 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
2272 is_gimple_non_addressable.
2273 * trans-mem.c (expand_assign_tm): Same.
2275 2012-01-09 Richard Guenther <rguenther@suse.de>
2277 PR tree-optimization/51775
2278 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
2279 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
2281 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2283 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
2285 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
2287 2012-01-09 Richard Guenther <rguenther@suse.de>
2289 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
2291 2012-01-08 Jan Hubicka <jh@suse.cz>
2293 PR tree-optimize/51680
2294 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
2295 on when known_vals needs to be computed; cleanup.
2297 2012-01-08 Jan Hubicka <jh@suse.cz>
2299 PR tree-optimize/51694
2300 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
2302 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
2304 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
2305 for -std=c++98 and -std=c++11 too.
2307 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
2309 * cfgloop.c (cancel_loop): Add free() of bbs array.
2311 2012-01-07 Jan Hubicka <jh@suse.cz>
2313 PR tree-optimization/51600
2314 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
2315 that benefits small functions.
2317 2012-01-07 Jan Hubicka <jh@suse.cz>
2319 * ipa-inline.c (want_inline_small_function_p): Fix formating.
2321 2012-01-07 Jan Hubicka <jh@suse.cz>
2323 PR tree-optimization/51680
2324 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
2325 whose inlining reduce unit size.
2327 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
2330 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
2331 Add canonical node to containing_mem chain after the non-canonical
2332 one, even if there weren't any locs to propagate.
2333 (remove_useless_values): Keep only canonical values.
2334 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
2335 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
2336 canonicalize mem_chain elements that are not discarded.
2338 2012-01-06 Jakub Jelinek <jakub@redhat.com>
2341 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
2342 before emitting functions.
2344 PR gcov-profile/50127
2345 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
2346 clear_aux_for_blocks.
2348 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
2351 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
2353 2012-01-06 Arnaud Charlet <charlet@adacore.com>
2355 * c-decl.c (ext_block): Moved up.
2356 (collect_all_refs, for_each_global_decl): Take ext_block into account.
2358 2012-01-06 Han Shen <shenhan@google.com>
2360 Translate built-in include paths for sysroot.
2361 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
2362 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
2364 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
2365 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
2367 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
2368 control whether sysroot should be prepended to gxx include dir.
2370 * configure: Regenerate.
2372 2012-01-06 Torvald Riegel <triegel@redhat.com>
2374 PR rtl-optimization/51771
2375 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
2376 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
2378 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
2380 PR tree-optimization/51315
2381 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
2382 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
2384 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
2387 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
2388 for shrp pattern. Correctly handle and fixup shift variable.
2389 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
2391 2012-01-05 Jakub Jelinek <jakub@redhat.com>
2394 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
2395 note when !ACCUMULATE_OUTGOING_ARGS.
2397 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
2399 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
2401 (extract_range_from_unary_expr_1): Avoid useless computations.
2403 2012-01-05 Jakub Jelinek <jakub@redhat.com>
2405 PR rtl-optimization/51767
2406 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
2407 of jump_block and add an extra edge for degenerated asm gotos.
2410 * stmt.c (check_unique_operand_names): Don't ICE during error
2411 reporting if i is from labels chain.
2414 * profile.c (branch_prob): Split bbs that have exit edge
2415 and need a fake entry edge too.
2417 2012-01-05 Jan Hubicka <jh@suse.cz>
2420 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
2423 2012-01-05 Richard Guenther <rguenther@suse.de>
2426 * tree-streamer-out.c (write_ts_optimization): New function.
2427 (streamer_write_tree_body): Call it.
2428 * tree-streamer-in.c (lto_input_ts_optimization): New function.
2429 (streamer_read_tree_body): Call it.
2430 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
2432 2012-01-05 Jakub Jelinek <jakub@redhat.com>
2435 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
2436 * gimplify.c (gimplify_cleanup_point_expr): Save and set
2437 in_cleanup_point_expr before gimplify_stmt call and restore it
2439 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
2440 in_cleanup_point_expr is false.
2442 2012-01-05 Richard Guenther <rguenther@suse.de>
2445 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
2447 * toplev.c (process_options): Reject combining mudflap and LTO.
2448 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
2450 2012-01-05 Richard Guenther <rguenther@suse.de>
2452 PR tree-optimization/51760
2453 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
2455 (bit_value_unop): Handle UNDEFINED operands.
2456 (bit_value_binop): Likewise.
2458 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
2460 * config/avr/avr.c (avr_replace_prefix): Remove.
2461 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
2462 (avr_asm_function_rodata_section): Ditto.
2463 (avr_asm_select_section): Ditto.
2465 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
2467 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
2470 2012-01-05 Jakub Jelinek <jakub@redhat.com>
2473 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
2474 calls that have any non-fake successor edges.
2477 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
2479 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
2481 PR tree-optimization/51624
2482 * tree-sra.c (build_ref_for_model): When replicating a chain of
2483 COMPONENT_REFs, stop as soon as the offset would become negative.
2485 2012-01-04 Jakub Jelinek <jakub@redhat.com>
2488 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
2489 in .debug_loc on the floor.
2491 2012-01-04 Andrew Pinski <apinski@cavium.com>
2493 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
2495 2012-01-04 Andrew Pinski <apinski@cavium.com>
2496 Adam Nemet <anemet@caviumnetworks.com>
2498 * config/mips/mips.md (size): Add SI and DI.
2499 (SIZE): New mode attribute.
2500 (U): New code attribute.
2501 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
2502 (mips_lbux_<mode>): Delete.
2503 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
2504 (mips_lhx): Use gen_mips_lhx_extsi.
2505 (mips_lhx_<mode>): Delete.
2507 (mips_l<size>x): New expand.
2508 (mips_lwx_<mode>): Delete.
2509 (mips_l<GPR:size>x_<P:mode>): New pattern.
2510 (*mips_lw<u>x_<P:mode>_ext): Likewise.
2511 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
2512 * config/mips/mips.c (mips_lx_address_p): New function.
2513 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
2514 (dsp64): New availability predicate.
2515 (mips_builtins): Add an entry for __builtin_mips_ldx.
2516 * config/mips/mips.h (ISA_HAS_LBX): New define.
2517 (ISA_HAS_LBUX): Likewise.
2518 (ISA_HAS_LHX): Likewise.
2519 (ISA_HAS_LHUX): Likewise.
2520 (ISA_HAS_LWX): Likewise.
2521 (ISA_HAS_LWUX): Likewise.
2522 (ISA_HAS_LDX): Likewise.
2523 * doc/extend.texi (__builtin_mips_ldx): Document.
2525 2012-01-04 Tristan Gingold <gingold@adacore.com>
2527 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
2528 when long pointers are used.
2529 * config.build (*-*-*vms*): Handle all OpenVMS targets.
2530 (alpha64-dec-*vms*, alpha*-dec-*vms*)
2531 (ia64-hp-*vms*): Remove.
2532 * config/vms/xm-vms64.h: Delete.
2534 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
2537 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
2539 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
2541 * opts.c (finish_options): Remove duplicate sorry.
2543 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
2546 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
2549 2012-01-04 Richard Guenther <rguenther@suse.de>
2552 * tree.c (size_low_cst): New function.
2553 * tree.h (size_low_cst): Declare.
2554 * fold-const.c (fold_comparison): Use it to extract the low
2555 part of the POINTER_PLUS_EXPR offset.
2557 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
2559 Fix clearing ZERO_REG
2560 * config/avr/avr.md (cc): Add alternative "ldi".
2561 (movqi_insn): Use it in cc attribute.
2562 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
2563 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
2564 (output_reload_insisf): Use ZERO_REG to pre-clear register.
2566 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2568 * configure: Regenerate.
2570 2012-01-04 Richard Guenther <rguenther@suse.de>
2572 PR tree-optimization/49651
2573 * tree-ssa-structalias.c (type_can_have_subvars): New function.
2574 (var_can_have_subvars): Use it.
2575 (get_constraint_for_1): Only consider subfields if there can be any.
2577 2012-01-03 Jakub Jelinek <jakub@redhat.com>
2580 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
2581 to its new canonical_cselib_val and the cselib_val was in
2582 first_containing_mem chain, but the canonical_cselib_val was not,
2583 add the latter into the chain.
2584 (cselib_invalidate_mem): Compare canonical_cselib_val of
2585 addr_list chain elt with v.
2588 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
2589 dwarf2out_undef): Allocate e.info using ggc_strdup instead
2591 (output_macinfo_op): Don't ggc_strdup fd->filename.
2592 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
2593 then ggc_strdup it. Don't free inc->info or cur->info.
2594 (output_macinfo): Don't free ref->info or file->info.
2596 2012-01-03 Ira Rosen <irar@il.ibm.com>
2598 PR tree-optimization/51269
2599 * tree-vect-loop-manip.c (set_prologue_iterations): Make
2600 first_niters a pointer.
2601 (slpeel_tree_peel_loop_to_edge): Likewise.
2602 (vect_do_peeling_for_loop_bound): Update call to
2603 slpeel_tree_peel_loop_to_edge.
2604 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
2605 here. Remove it from the parameters list.
2606 (vect_do_peeling_for_alignment): Update calls and compute
2609 2012-01-03 Richard Guenther <rguenther@suse.de>
2611 PR tree-optimization/51070
2612 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
2613 Properly handle calls.
2615 2012-01-03 Richard Guenther <rguenther@suse.de>
2617 PR tree-optimization/51692
2618 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
2619 the LHS of allocation stmts.
2621 2012-01-03 Olivier Hainque <hainque@adacore.com>
2623 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
2625 2012-01-03 Olivier Hainque <hainque@adacore.com>
2627 * collect2.c (main): In AIX specific computations for vector
2628 insertions, use CONST_CAST2 to cast from char ** to const char **.
2630 2012-01-03 Richard Guenther <rguenther@suse.de>
2633 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
2634 the context of a limbo DIE when it does not already exist.
2636 2012-01-03 Jakub Jelinek <jakub@redhat.com>
2638 PR tree-optimization/51719
2639 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
2640 but direct call is, clear direct call's lhs and don't add fallthrough
2641 edge from dcall_bb to join_bb and PHIs.
2643 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2645 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
2646 the instructions emitted by the pattern.
2647 ("*TDC_insn_<mode>"): Add comment.
2649 2012-01-03 Richard Guenther <rguenther@suse.de>
2652 * fold-const.c (fold_comparison): Properly canonicalize
2653 tree offset and HOST_WIDE_INT bit position.
2655 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
2657 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
2658 operands for extzv pattern.
2660 2012-01-02 Jakub Jelinek <jakub@redhat.com>
2663 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
2666 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
2668 * doc/invoke.texi (-flto and related options): Copy-edit.
2670 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
2672 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
2674 2012-01-02 Jakub Jelinek <jakub@redhat.com>
2676 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
2679 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
2681 * expr.h (move_by_pieces_ninsns): Declare.
2682 * expr.c (move_by_pieces_ninsns): Make external.
2683 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
2684 (mips_store_by_pieces_p): Likewise.
2685 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
2686 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
2687 * config/mips/mips.c (mips_move_by_pieces_p): New function.
2688 (mips_store_by_pieces_p): Likewise.
2690 2012-01-02 Jakub Jelinek <jakub@redhat.com>
2692 * passes.c (register_one_dump_file): Free full_name.
2694 * reload1.c (reload): Don't allocate reg_max_ref_width here.
2695 (calculate_elim_costs_all_insns): Free offsets_at and
2696 offsets_known_at at the end and clear the pointers.
2698 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
2700 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
2701 this option introduced in r180739.
2703 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
2706 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
2707 (tmake_file target=avr): Add avr/t-multilib.
2709 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
2710 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
2711 * config/avr/genmultilib.awk: New file.
2712 * config/avr/t-multilib: New auto-generated file.
2713 * config/avr/multilib.h: New auto-generated file.
2714 * config/avr/t-avr (AVR_MCUS): New variable.
2715 (genopt.sh): Use it.
2716 (s-mlib): Depend on t-multilib.
2717 (t-multilib, multilib.h): New dependencies.
2718 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
2719 (MULTILIB_OPTIONS): Remove.
2720 (MULTILIB_MATCHES): Remove.
2721 (MULTILIB_DIRNAMES): Remove.
2722 (MULTILIB_EXCEPTIONS): Remove:
2723 * config/avr/genopt.sh: Don't use hard coded file name;
2724 pass AVR_MCUS from t-avr instead.
2726 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
2728 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
2730 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
2732 Implement light-weight DImode support.
2733 * config/avr/avr-dimode.md: New file.
2734 * config/avr/avr.md: Include it.
2735 (adjust_len): Add plus64, compare64.
2736 (HIDI): Remove code iterator.
2737 (code_stdname): New code attribute.
2738 (rotx, rotsmode): Remove DI.
2739 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
2741 * config/avr/avr-protos.h (avr_have_dimode): New.
2742 (avr_out_plus64, avr_out_compare64): New.
2743 * config/avr/avr.c (avr_out_compare): Handle DImode.
2744 (avr_have_dimode): New variable definition and initialization.
2745 (avr_out_compare64, avr_out_plus64): New functions.
2746 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
2747 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
2748 (avr_compare_pattern): Skip DImode comparisons.
2750 2012-01-02 Revital Eres <revital.eres@linaro.org>
2752 * ddg.c (def_has_ccmode_p): New function.
2753 (add_cross_iteration_register_deps,
2754 create_ddg_dep_from_intra_loop_link): Call it.
2756 2012-01-02 Richard Guenther <rguenther@suse.de>
2759 * invoke.texi (fassociative-math): Remove spurious paranthesis.
2761 2012-01-01 Jakub Jelinek <jakub@redhat.com>
2763 * gcc.c (process_command): Update copyright notice dates.
2764 * gcov.c (print_version): Likewise.
2765 * gcov-dump.c (print_version): Likewise.
2766 * mips-tfile.c (main): Likewise.
2767 * mips-tdump.c (main): Likewise.
2769 2012-01-01 Ira Rosen <irar@il.ibm.com>
2771 PR tree-optimization/51704
2772 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
2773 a use is inside the basic block or loop before accessing its vect info.
2775 2012-01-01 Jan Hubicka <jhjh@suse.cz>
2777 PR rtl-optimization/51069
2778 * cfgloopmanip.c (remove_path): Removing path making irreducible
2779 region unconditional makes BB part of the region.
2781 2012-01-01 Jakub Jelinek <jakub@redhat.com>
2783 PR tree-optimization/51683
2784 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
2785 calls with side-effects.
2786 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
2788 Copyright (C) 2012 Free Software Foundation, Inc.
2790 Copying and distribution of this file, with or without modification,
2791 are permitted in any medium without royalty provided the copyright
2792 notice and this notice are preserved.