1 2012-02-16 Jakub Jelinek <jakub@redhat.com>
3 PR rtl-optimization/52208
4 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
5 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
7 PR tree-optimization/52255
8 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
9 loop->header has virtual PHI, but exit_e->dest doesn't, add
10 virtual PHI to exit_e->dest and adjust all uses after the loop.
13 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
14 children with clone_tree_hash, not after it.
16 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
18 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
21 2012-02-16 Jakub Jelinek <jakub@redhat.com>
24 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
25 a same_body_alias, also test whether e->callee isn't a former
26 or current clone of the decl this is a same body alias of.
29 * cgraphunit.c (verify_cgraph_node): Fix a typo.
31 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
33 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
35 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
38 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
39 force_reg instead of copy_to_reg for better optimization. Force
40 non-register or memory operands into a register.
42 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
44 * extend.texi: Reserve upper bits of memory model for future use.
46 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
47 Anatoly Sokolov <aesok@post.ru>
48 Eric Weddington <eric.weddington@atmel.com>
51 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
52 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
53 Rewrite initializers for .macro.
54 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
55 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
56 atxmega32d4, atxmega32x1.
57 avrxmega4: atxmega64a3, atxmega64d3.
58 avrxmega5: atxmega64a1, atxmega64a1u.
59 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
60 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
61 avrxmega7: atxmega128a1, atxmega128a1u.
62 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
63 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
64 (struct base_arch_s): Rename reserved to xmega_p.
65 Rename reserved2 to have_rampd.
66 (AVR_XMEGA): New define.
67 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
68 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
69 * config/avr/predicates.md (io_address_operand): Take into
71 (low_io_address_operand): Ditto.
72 (high_io_address_operand): Ditto.
73 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
74 (enabled, movhi_sp_r): Use them.
75 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
76 cpp_define_formatted to built-in define __AVR_ARCH__.
77 (__AVR_XMEGA__): New built-in define.
78 (__AVR_HAVE_RAMPD__): New built-in define.
79 (__AVR_HAVE_RAMPX__): New built-in define.
80 (__AVR_HAVE_RAMPY__): New built-in define.
81 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
83 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
84 (avr_option_override): Initialize them.
85 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
86 (avr_init_expanders): Initialize them. No more block several calls.
87 (emit_push_sfr): New static function.
88 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
90 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
91 (avr_print_operand): Print addreeses as symbols for
92 RAMPX, RAMPY, RAMPD, CCP.
93 (output_movhi): Handle AVR_XMEGA when writing to SP.
94 (avr_out_movhi_mr_r_xmega): New static function.
95 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
96 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
97 __RAMPD__, __CCP__ as needed.
99 * config/avr/multilib.h: Regenerate.
100 * config/avr/t-multilib: Regenerate.
101 * config/avr/avr-tables.opt: Regenerate.
103 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
105 PR tree-optimization/50561
106 * graphite-flattening.c (lst_project_loop): Do not
107 remove old scattering dimensions after flattening.
108 (lst_do_flatten): Likewise.
110 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
112 * doc/extend.texi (AVR Built-in Functions): Remove doc for
113 __builtin_avr_map8, __builtin_avr_map16.
114 Document __builtin_avr_insert_bits.
116 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
117 (insert_bits): New insn.
118 (adjust_len.map_bits): Rename to insert_bits.
119 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
120 * avr-protos.h (avr_out_map_bits): Remove.
121 (avr_out_insert_bits, avr_has_nibble_0xf): New.
122 * config/avr/constraints.md (Cxf,C0f): New.
123 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
124 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
125 New built-in define __BUILTIN_AVR_INSERT_BITS.
126 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
127 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
128 (avr_move_bits): Rewrite.
129 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
131 (avr_map_op_t): New typedef.
132 (avr_map_op): New static variable.
133 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
134 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
135 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
136 (bdesc_3arg, avr_expand_triop_builtin): New.
137 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
138 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
139 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
140 (avr_map_equal_p, avr_map_sig_p): Remove.
141 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
142 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
143 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
144 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
145 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
146 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
148 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
150 * config/c6x/c6x.md (reserve_cycles): New attribute.
151 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
152 don't reserve functional units after the branch occurs.
154 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
157 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
158 functions into non-tm_pure functions.
160 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
163 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
164 (iterative_hash_canonical_type): Likewise.
165 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
168 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
170 * haifa-sched.c (prune_ready_list): Ensure that if there is a
171 sched-group insn, it either remains alone or the entire list is
174 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
176 * doc/install.texi (Prerequisites): Fix grammar.
177 (Configuration): Likewise.
179 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
181 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
182 MPC as part of GCC before describing configuring with --with-gmp etc.
183 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
186 2012-02-14 Jakub Jelinek <jakub@redhat.com>
189 * dwarf2out.c (clone_tree_hash): New function.
190 (copy_decls_walk): Use it instead of clone_tree.
192 2012-02-14 Richard Guenther <rguenther@suse.de>
194 PR tree-optimization/52244
195 PR tree-optimization/51528
196 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
197 replacements for integral types.
199 2012-02-14 Walter Lee <walt@tilera.com>
201 * config.gcc: Handle tilegx and tilepro.
202 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
204 Add HAVE_AS_TLS check for tilegx and tilepro.
205 * configure: Regenerate.
206 * doc/contrib.texi: Add Mat Hostetter and self.
207 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
208 Document instruction intrinsics and network accessing intrinsics.
209 (TILEPro Built-in Functions): New node. Document instruction
210 intrinsics and network accessing intrinsics.
211 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
212 (Specific, tilepro-*-linux*): Likewise.
213 * doc/invoke.texi (TILE-Gx Options): New section.
214 (TILEPro Options): New section.
215 * doc/md.texi (TILE-Gx): New section.
216 (TILEPro): New section.
217 * common/config/tilegx/tilegx-common.c: New file.
218 * common/config/tilepro/tilepro-common.c: New file.
219 * config/tilegx/constraints.md: New file.
220 * config/tilegx/linux.h: New file.
221 * config/tilegx/mul-tables.c: New file.
222 * config/tilegx/predicates.md: New file.
223 * config/tilegx/sync.md: New file.
224 * config/tilegx/t-tilegx: New file.
225 * config/tilegx/tilegx-builtins.h: New file.
226 * config/tilegx/tilegx-c.c: New file.
227 * config/tilegx/tilegx-generic.md: New file.
228 * config/tilegx/tilegx-modes.def: New file.
229 * config/tilegx/tilegx-multiply.h: New file.
230 * config/tilegx/tilegx-protos.h: New file.
231 * config/tilegx/tilegx.c: New file.
232 * config/tilegx/tilegx.h: New file.
233 * config/tilegx/tilegx.md: New file.
234 * config/tilegx/tilegx.opt: New file.
235 * config/tilepro/constraints.md: New file.
236 * config/tilepro/gen-mul-tables.cc: New file.
237 * config/tilepro/linux.h: New file.
238 * config/tilepro/mul-tables.c: New file.
239 * config/tilepro/predicates.md: New file.
240 * config/tilepro/t-tilepro: New file.
241 * config/tilepro/tilepro-builtins.h: New file.
242 * config/tilepro/tilepro-c.c: New file.
243 * config/tilepro/tilepro-generic.md: New file.
244 * config/tilepro/tilepro-modes.def: New file.
245 * config/tilepro/tilepro-multiply.h: New file.
246 * config/tilepro/tilepro-protos.h: New file.
247 * config/tilepro/tilepro.c: New file.
248 * config/tilepro/tilepro.h: New file.
249 * config/tilepro/tilepro.md: New file.
250 * config/tilepro/tilepro.opt: New file.
252 2012-02-14 Jakub Jelinek <jakub@redhat.com>
254 PR tree-optimization/52210
255 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
256 vect_model_simple_cost with two entry vect_def_type array instead
259 2012-02-14 Richard Guenther <rguenther@suse.de>
262 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
263 Do not stream DECL_QUALIFIER.
264 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
265 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
266 (find_decls_types_r): Do not walk DECL_QUALIFIER.
268 2012-02-14 Jakub Jelinek <jakub@redhat.com>
271 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
274 2012-02-13 Jakub Jelinek <jakub@redhat.com>
277 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
278 * cselib.c (cselib_subst_to_values_from_insn): New function.
279 * sched-deps.c (add_insn_mem_dependence,
280 sched_analyze_1, sched_analyze_2): Use it.
282 2012-02-13 Jan Hubicka <jh@suse.cz>
285 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
287 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
289 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
290 (GTM_SELF_SPECS): Define if not already defined.
291 (driver_self_specs): Add GTM_SELF_SPECS.
292 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
293 (GTM_SELF_SPECS): Define.
294 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
295 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
297 2012-02-13 Jakub Jelinek <jakub@redhat.com>
299 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
302 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is
306 * omp-low.c (expand_omp_for): If a static schedule without
307 chunk size has NULL region->cont, force fd.chunk_size to be
310 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
313 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
315 2012-02-13 Richard Guenther <rguenther@suse.de>
318 * passes.c (enable_disable_pass): Fix typo.
320 2012-02-13 Jakub Jelinek <jakub@redhat.com>
323 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
324 XOR for reduce_bit_field if type is unsigned.
326 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
328 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
329 disallow changes from SFmode to mode with different size in FP regs.
331 2012-02-12 Robert Millan <rmh@gnu.org>
332 Gerald Pfeifer <gerald@pfeifer.com>
334 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
337 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
339 PR rtl-optimization/52175
340 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
341 to frame-related instructions.
343 2012-02-10 Jason Merrill <jason@redhat.com>
346 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
347 (demangle_new_symbols): Fill it.
348 (scan_linker_output): Walk it.
349 (start_tweaking): Split out from scan_linker_output.
350 (maybe_tweak): Update sym->chosen.
351 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
353 2012-02-11 Jakub Jelinek <jakub@redhat.com>
356 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use
359 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
361 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
362 having the same mode as previous compare.
364 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
366 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
367 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
368 (nonlocal_goto_internal): Likewise.
369 (nonlocal_goto): Emit a use and an indirect jump directly.
371 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
374 * doc/extend.texi : Update comments for __atomic_compare_exchange and
375 __atomic_{is,always}_lock_free.
377 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
380 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
381 negative constant address for x32.
383 2012-02-10 Richard Henderson <rth@redhat.com>
385 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
386 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
387 for GIMPLE_TRANSACTION. Tidy if's into a switch.
389 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
390 Ira Rosen <irar@il.ibm.com>
392 PR tree-optimization/50031
393 * targhooks.c (default_builtin_vectorization_cost): Handle
395 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
396 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
397 all types of reduction and pattern statements.
398 (vect_estimate_min_profitable_iters): Likewise.
399 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
400 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
401 for explicit realigns.
402 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
403 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
405 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
406 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
407 vec_perm for VSX and handle vec_promote_demote.
409 2012-02-10 Jakub Jelinek <jakub@redhat.com>
412 * builtins.c (fold_builtin_atomic_always_lock_free,
413 expand_builtin_atomic_always_lock_free,
414 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
415 Return and/or test boolean_true_node/boolean_false_node instead of
416 integer_one_node/integer_zero_node.
418 2012-02-10 Jan Hubicka <jh@suse.cz>
421 * predict.c (predict_paths_for_bb): Prevent looping.
422 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
424 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
426 * config/arm/arm.c (output_move_double): In one case properly
427 count number of instructions that will be emitted.
429 2012-02-10 Richard Guenther <rguenther@suse.de>
432 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
434 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
437 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
439 2012-02-09 Jakub Jelinek <jakub@redhat.com>
442 * var-tracking.c (emit_note_insn_var_location): If
443 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
444 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
445 non-NOTE_DURING_CALL_P insn.
447 2012-02-09 Bin Cheng <bin.cheng@arm.com>
450 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
452 2012-02-08 Magnus Granberg <zorry@gentoo.org>
455 * gcc.c (switch_matches) Support switches with separated form,
458 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
460 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
463 * config/avr/avr.c (avr_addr_t): New typedef.
464 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
465 (avr_init_expanders): Initialize it.
466 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
468 (expand_epilogue): Ditto.
469 (avr_print_operand): Ditto.
470 (avr_file_start): Ditto.
471 (avr_emit_movmemhi): Ditto.
473 2012-02-08 Richard Guenther <rguenther@suse.de>
475 PR tree-optimization/46886
476 * tree-flow.h (do_while_loop_p): Declare.
477 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
478 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
480 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
482 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
483 always succeed for integers larger than a native word.
485 2012-02-08 Richard Guenther <rguenther@suse.de>
487 PR rtl-optimization/52170
488 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
489 properly handle integer vector modes.
491 2012-02-08 Jakub Jelinek <jakub@redhat.com>
493 PR gcov-profile/52150
494 * coverage.c: Include target.h.
495 (build_var): Call targetm.strip_name_encoding on the assembler name.
496 Change one _ into . or $ if the target allows it.
497 * Makefile.in (coverage.o): Depend on $(TARGET_H).
499 PR rtl-optimization/52139
500 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
501 is a BARRIER after emit_insn_after_noloc, move BB_END
502 to the last non-BARRIER insn before it.
504 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
507 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
508 (mips_gimplify_va_arg_expr): Call it instead of
509 std_gimplify_va_arg_expr.
511 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
513 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
514 message for -mno-pointers-to-nested-function.
516 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
519 * expr.c (get_inner_reference): If there is an offset, add a negative
520 bit position to it (if any).
522 2012-02-07 Jakub Jelinek <jakub@redhat.com>
524 PR rtl-optimization/52060
525 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
526 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
527 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
528 and/or i0src_copy2 when needed.
530 2012-02-07 Jakub Jelinek <jakub@redhat.com>
532 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
533 or LTOPLUGINSONAME if have_c.
535 * config/freebsd-spec.h: Add comment about what macros can be defined
537 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
538 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
541 2012-02-07 Richard Guenther <rguenther@suse.de>
543 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
544 newline in -alias dumps.
546 2012-02-07 Kai Tietz <ktietz@redhat.com>
547 Dave Korn <dave.korn.cygwin@gmail.com>
550 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
551 Take care that typinfo gets dllexport-attribute.
553 2012-02-07 Jakub Jelinek <jakub@redhat.com>
556 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
557 if modifier < EXPAND_SUM call force_operand on the result.
559 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
561 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
562 adding __forwarder_dst__ prefix if a forwarder_section attribute is
564 (epiphany_function_type): Replace types for specific interrupts with
565 EPIPHANY_FUNCTION_INTERRUPT.
566 (EPIPHANY_INTERRUPT_P): Update.
567 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
569 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
570 <disinterrupt>: Affects type identity.
571 (epiphany_handle_interrupt_attribute): Handle variable number of
573 (epiphany_compute_function_type): Update for new
574 epiphany_function_type definition.
575 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
576 handlers with a longcall forwarder.
577 (epiphany_start_function): Handle multiple interrupt arguments and/or
578 forwarder_section attribute.
580 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
583 2012-02-07 Alan Modra <amodra@gmail.com>
586 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
589 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
591 PR tree-optimization/50969
592 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
593 use vec_perm rather than vector_stmt.
594 (vect_model_load_cost): Likewise.
595 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
596 vec_perm to be the same as other vector statements.
597 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
598 cost of vec_perm for TARGET_VSX.
600 2012-02-06 Richard Guenther <rguenther@suse.de>
602 PR tree-optimization/52115
603 * tree-sra.c (access_has_replacements_p): New function.
604 (sra_modify_assign): Use it to decide whether a use is uninitialized.
606 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
609 * trans-mem.c (expand_call_tm): Add an assertion.
610 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
613 2012-02-06 Richard Guenther <rguenther@suse.de>
615 PR tree-optimization/50955
616 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
617 raise cost of expressions that replace an address with an
618 expression based on a different pointer.
620 2012-02-06 Jakub Jelinek <jakub@redhat.com>
623 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
624 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
626 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
629 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
630 -Weffc++ and specify guidelines come from second edition.
632 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
634 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
635 (sibcall_value_multiple_internal, call_split, call_internal_direct)
636 (call_direct_split, call_value_split, call_value_internal_direct)
637 (call_value_direct_split, call_value_multiple_split): Use jal and
638 jal_macro attributes.
640 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
642 * reload1.c (reload_regs_reach_end_p): Replace with...
643 (reload_reg_rtx_reaches_end_p): ...this function.
644 (new_spill_reg_store): Update commentary.
645 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
646 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
647 before setting new_spill_reg_store.
648 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
649 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
650 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
651 for non-spill reload registers.
653 2012-02-05 Ira Rosen <irar@il.ibm.com>
655 PR tree-optimization/52091
656 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
657 (vect_is_simple_use_1): Likewise.
658 * tree-vect-loop.c (vectorizable_reduction): Update calls
659 to vect_is_simple_use_1 and vect_is_simple_use.
660 (vectorizable_live_operation): Likewise.
661 * tree-vect-patterns.c (widened_name_p,
662 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
663 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
664 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
665 vectorizable_shift,vectorizable_operation, vectorizable_store,
666 vectorizable_load): Likewise.
667 (vect_is_simple_cond): Add an argument, pass it to
668 vect_is_simple_use_1.
669 (vectorizable_condition): Update calls to vect_is_simple_cond,
671 (vect_is_simple_use): Add an argument, the statement in which
672 OPERAND is used. Check that if OPERAND's def stmt is a double
673 reduction phi node, the use is a phi node too.
674 (vect_is_simple_use_1): Add an argument, pass it to
676 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
677 to vect_is_simple_use.
679 2012-02-04 Jakub Jelinek <jakub@redhat.com>
681 PR rtl-optimization/52095
682 * modulo-sched.c (dump_insn_locator): New function.
683 (loop_canon_p, sms_schedule): Use it.
685 PR rtl-optimization/52113
686 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
687 even for decomposable shift/zext insns.
689 2012-02-03 Jakub Jelinek <jakub@redhat.com>
690 Zdenek Dvorak <ook@ucw.cz>
692 PR rtl-optimization/52092
693 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
694 on get_iv_value result.
696 2012-02-02 Andrew Pinski <apinski@cavium.com>
700 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
702 2012-02-02 Jakub Jelinek <jakub@redhat.com>
705 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
707 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
709 PR rtl-optimization/49800
710 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
711 (sched_finish): Call regstat_free_n_sets_and_refs.
713 2012-02-02 Jia Liu <proljc@gmail.com>
715 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
718 2012-02-02 Jan Hubicka <jh@suse.cz>
719 Tom de Vries <tom@codesourcery.com>
722 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
723 * varpool.c (varpool_analyze_pending_decls): Likewise.
725 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
726 Jayant R Sonar <jayant.sonar@kpitcummins.com>
728 * config.gcc: Add cr16-* support.
730 * doc/extend.texi: Document cr16 extensions.
731 * doc/install.texi: Document cr16 install.
732 * doc/invoke.texi: Document cr16 options.
733 * doc/md.texi: Document cr16 constraints.
735 * common/config/cr16/cr16-common.c: New file.
736 * config/cr16/cr16.c: New file.
737 * config/cr16/cr16.h: New file.
738 * config/cr16/cr16.md: New file.
739 * config/cr16/cr16.opt: New file.
740 * config/cr16/cr16-protos.h: New file.
741 * config/cr16/predicates.md: New file.
742 * config/cr16/constraints.md: New file.
743 * config/cr16/t-cr16: New file.
745 2012-02-02 Jakub Jelinek <jakub@redhat.com>
748 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
749 that operands[2] is either immediate, or q_regs_operand.
751 PR tree-optimization/52073
752 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
753 a pattern stmt for pattern uses, ignore uses outside of the loop.
755 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
757 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
758 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
759 (OUT_AS1, OUT_AS2): Remove.
761 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
763 PR rtl-optimization/51374
764 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
765 to cross other volatile_refs_p insns.
767 2012-02-01 Richard Guenther <rguenther@suse.de>
769 * doc/invoke.texi (fno-inline): Clarify documentation.
770 (finline-small-functions): Likewise.
771 (finline-functions): Likewise.
772 * common.opt (finline): Adjust comment and documentation.
773 (finline-small-functions): Clarify documentation.
774 (finline-functions): Likewise.
775 (finline-functions-called-once): Likewise.
777 2012-02-01 Tristan Gingold <gingold@adacore.com>
779 * c-typeck.c (composite_type): Keep mode for pointers.
781 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
783 * function.h (regno_reg_rtx): Adjust comment.
784 * reginfo.c (init_reg_modes_target): Only use the previous mode
785 if it fits within one register. Remove MIPS comment.
787 2012-01-31 Jakub Jelinek <jakub@redhat.com>
790 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
792 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
794 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
797 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
799 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
801 2012-01-31 Jakub Jelinek <jakub@redhat.com>
806 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
808 2012-01-31 Richard Guenther <rguenther@suse.de>
810 PR tree-optimization/51528
811 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
814 2012-01-31 Jakub Jelinek <jakub@redhat.com>
819 * ree.c (add_removable_extension): Change def_map argument
820 to unsigned *, store in def_map 1 + offset into *insn_list vector
821 instead of pointers into the vector.
822 (find_removable_extensions): Adjust caller.
824 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
826 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
827 Transform all "* quoted-c-code" to { c-code }.
828 Remove redundant test for "optimize" in combine patterns.
829 Move (include "avr-dimode.md") to end of file.
831 2012-01-30 Bin Cheng <bin.cheng@arm.com>
834 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
835 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
837 2012-01-30 Richard Guenther <rguenther@suse.de>
839 PR tree-optimization/52028
840 * tree-loop-distribution.c (ldist_gen): Properly update
843 2012-01-30 Jakub Jelinek <jakub@redhat.com>
846 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
847 set_cur_line_info_table if not emitting debug info.
849 PR tree-optimization/52046
850 * tree-vect-patterns.c (check_bool_pattern): Give up if
851 a comparison could throw.
854 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
856 2012-01-30 Richard Guenther <rguenther@suse.de>
858 PR tree-optimization/52045
859 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
860 SSA form if cfgcleanup did anything.
862 2012-01-30 Richard Guenther <rguenther@suse.de>
864 PR tree-optimization/52045
865 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
866 before computing final todo.
868 2012-01-30 Richard Guenther <rguenther@suse.de>
870 PR tree-optimization/51528
871 * tree-sra.c (sra_modify_assign): Re-factor in preparation
874 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
876 * df-problems.c (df_kill_notes): Check that the use refers
877 to the note under examination.
879 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
882 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
883 parameter and use short-lived pseudos.
884 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
885 (sparc_expand_vector_init): Const-ify local variables and adjust
886 calls to above functions.
888 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
890 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
892 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
894 * doc/invoke.texi: Make usage of "compile time" and
895 "run time"/"runtime" consistent throughout the file.
897 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
899 * config/alpha/alpha.c (alpha_option_override): Default to
900 full IEEE compliance mode for Go language.
902 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
904 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
905 (LINK_SSP_SPEC): Define.
907 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
910 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
913 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
915 * doc/invoke.texi: Correct hyphenation of "floating point",
916 "double precision", and related terminology throughout the file.
918 2012-01-28 Jakub Jelinek <jakub@redhat.com>
921 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
922 arm_general_register_operand predicate for operand 2 instead of
925 2012-01-27 Ian Lance Taylor <iant@google.com>
928 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
929 * builtins.c (expand_builtin_init_trampoline): Add onstack
930 parameter. Change caller.
931 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
932 * tree.c (build_common_builtin_nodes): Declare
933 __builtin_init_heap_trampoline.
935 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
937 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
938 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
939 * config/avr/avr.c: Ditto.
940 (avr_regnames): Remove because unused.
941 * config/avr/avr.md (*cpse.ne): New peephole.
942 (*cpse.eq): New peephole from former cpse peepholes.
944 2012-01-27 Michael Eager <eager@eagercon.com>
946 * config/microblaze.c (microblaze_emit_compare): Correct
947 test after pcmp instruction.
949 2012-01-27 Richard Guenther <rguenther@suse.de>
951 PR tree-optimization/52020
952 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
954 2012-01-27 Richard Guenther <rguenther@suse.de>
956 * ipa-pure-const.c (check_stmt): Clobbers do not make a
957 function non-const/pure.
959 2012-01-27 Richard Guenther <rguenther@suse.de>
961 PR tree-optimization/50444
962 * tree-sra.c (build_ref_for_offset): Properly adjust the
963 MEM_REF type for unaligned accesses.
965 2012-01-27 Richard Guenther <rguenther@suse.de>
967 PR tree-optimization/50444
968 * expr.c (mem_ref_refers_to_non_mem_p): New function.
969 (expand_assignment): Use it. Properly handle misaligned
970 bases when expanding stores to component references.
971 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
974 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
977 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
978 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
979 * tree-data-ref.c (find_data_references_in_loop): Make static.
980 (compute_all_dependences): Change return type to bool. Bail out
981 for too many datarefs in a loop. Move the hunk resetting the data
982 dependences vector from ...
983 (compute_data_dependences_for_loop): ... here. Account for
984 compute_all_dependences returning false.
985 (compute_data_dependences_for_bb): Likewise.
986 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
987 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
989 2012-01-27 Richard Guenther <rguenther@suse.de>
992 * expr.c (store_field): Use the alias-set of the scratch memory
995 2012-01-27 Tom de Vries <tom@codesourcery.com>
997 PR tree-optimization/51990
998 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
1000 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
1002 2012-01-27 Jakub Jelinek <jakub@redhat.com>
1005 * var-tracking.c (reverse_op): Don't add any reverse operation
1006 if V already has any constant locations.
1008 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
1010 * doc/invoke.texi: Correct usage of "command line" (noun)
1011 vs "command-line" (adjective) throughout.
1013 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
1015 * doc/invoke.texi (Language Independent Options): Move
1016 -Wcoverage-mismatch blurb from here....
1017 (Warning Options): ...to here.
1019 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
1021 * config/rs6000/rs6000.c (rs6000_option_override_internal):
1022 Set rs6000_always_hint to false for 476.
1024 2012-01-27 Matthias Klose <doko@ubuntu.com>
1026 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
1028 * incpath.c (add_standard_paths): Likewise.
1030 2012-01-27 Richard Henderson <rth@redhat.com>
1032 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
1033 * config/m68k/sync.md (atomic_test_and_set): Rename from
1034 sync_test_and_setqi and adjust the operands.
1035 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
1036 and unconditionally enable.
1038 2012-01-27 Richard Henderson <rth@redhat.com>
1040 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
1041 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
1042 (ldstub): Rename from ldstubqi.
1043 (ldstub<I24MODE>): Remove.
1045 2012-01-27 Richard Henderson <rth@redhat.com>
1047 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
1048 * c-cppbuiltin.c (cpp_atomic_builtins): Define
1049 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
1050 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
1051 * doc/tm.texi: Rebuild.
1053 2012-01-27 Richard Henderson <rth@redhat.com>
1055 * optabs.c (gen_atomic_test_and_set): Remove default.
1056 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
1058 2012-01-26 Jakub Jelinek <jakub@redhat.com>
1060 PR rtl-optimization/51978
1061 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
1062 (combine_reaching_defs): Likewise.
1063 (struct re_info): Remove.
1064 (add_removable_extension): Remove x and data arguments,
1065 add insn, insn_list and def_map. Use the arguments directly
1066 instead of using struct re_info.
1067 (find_removable_extensions): Don't call add_removable_extension
1068 through note_stores, instead just call it with single_set
1070 (find_and_remove_re): Pass curr_cand->expr instead of
1071 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
1073 2012-01-26 Michael Matz <matz@suse.de>
1075 PR tree-optimization/46590
1076 * cfgexpand.c: Revert last change (r183305).
1077 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
1079 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
1080 checking for emptiness.
1082 2012-01-26 Jakub Jelinek <jakub@redhat.com>
1085 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
1086 non-addressable non-BLKmode base correctly.
1088 2012-01-26 Michael Matz <matz@suse.de>
1090 PR tree-optimization/48794
1091 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
1092 regions referenced from RESX/EH_DISPATCH.
1094 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1096 * config/s390/s390.h: Make BRANCH_COST an option.
1097 * config/s390/s390.opt: New option -mbranch-cost.
1099 2012-01-26 Richard Henderson <rth@redhat.com>
1101 Revert 2012-01-24 change:
1102 * trans-mem.c (requires_barrier): Do not instrument thread local
1103 variables and emit save/restore for them.
1105 2012-01-25 Jakub Jelinek <jakub@redhat.com>
1108 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
1111 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
1113 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
1116 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
1119 Rename __pgm to __flash.
1120 Rename __pgm1 to __flash1.
1121 Rename __pgm2 to __flash2.
1122 Rename __pgm3 to __flash3.
1123 Rename __pgm4 to __flash4.
1124 Rename __pgm5 to __flash5.
1125 Rename __pgmx to __memx.
1126 * doc/extend.texi (AVR Named Address Spaces)
1127 Rename address space names as indicated above.
1128 * config/avr/avr.c (avr_addrspace): Ditto.
1130 * config/avr/avr-protos.h
1131 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
1132 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
1133 * config/avr/predicates.md: Ditto.
1134 * config/avr/avr.c Ditto, and
1135 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
1136 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
1138 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
1139 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
1140 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
1141 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
1142 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
1143 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
1144 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
1145 * config/avr/avr.c: Ditto.
1146 * config/avr/avr.md: Ditto.
1148 2012-01-25 Jason Merrill <jason@redhat.com>
1151 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
1153 2012-01-25 Jakub Jelinek <jakub@redhat.com>
1155 PR tree-optimization/51987
1156 * tree-data-ref.c (get_references_in_stmt): Handle references in
1157 non-volatile GIMPLE_ASM.
1159 2012-01-25 Richard Guenther <rguenther@suse.de>
1161 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
1162 bases are dereferenced.
1164 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
1166 PR rtl-optimization/48374
1167 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
1169 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
1171 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
1172 compute_data_dependences_for_loop returns false.
1173 * tree-parloops.c (loop_parallel_p): Likewise.
1175 2012-01-25 Richard Guenther <rguenther@suse.de>
1177 * tree.h (get_pointer_alignment_1): Declare.
1178 * builtins.c (get_pointer_alignment_1): New function.
1179 (get_pointer_alignment): Use it.
1181 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1183 PR rtl-optimization/48308
1184 * combine.c (enum undo_kind): Add UNDO_LINKS.
1185 (struct undo): Add member l to other_contents and where.
1186 (do_SUBST_LINK): New.
1188 (try_combine): Handle LOG_LINKS for the dummy i1 case.
1189 (undo_all): Handle UNDO_LINKS.
1191 2012-01-25 Richard Henderson <rth@redhat.com>
1193 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
1196 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
1198 * optabs.c (gen_atomic_test_and_set): Use each argument.
1200 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
1202 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
1203 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
1204 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
1205 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
1206 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
1207 TARGET_PAIRED_SINGLE_FLOAT.
1209 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
1211 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
1212 (in_struct, return_val): Remove MEM documentation.
1213 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
1214 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
1215 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
1217 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
1218 * cfgexpand.c (add_alias_set_conflicts): Likewise.
1219 * expr.c (store_field): Likewise.
1220 * function.c (assign_stack_temp_for_type): Likewise.
1221 * ifcvt.c (noce_try_cmove_arith): Likewise.
1222 * reload1.c (reload): Likewise.
1223 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
1224 (alpha_set_memflags): Likewise.
1225 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
1227 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
1229 * rtl.h (true_dependence, canon_true_dependence): Remove varies
1231 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
1232 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
1233 (true_dependence_1, true_dependence, canon_true_dependence): Remove
1235 * cselib.c (cselib_rtx_varies_p): Delete.
1236 (cselib_invalidate_mem): Update call to canon_true_dependence.
1237 * dse.c (record_store, check_mem_read_rtx): Likewise.
1238 (scan_reads_nospill): Likewise.
1239 * cse.c (check_dependence): Likewise.
1240 (cse_rtx_varies_p): Delete.
1241 * expr.c (safe_from_p): Update call to true_dependence.
1242 * ira.c (validate_equiv_mem_from_store): Likewise.
1243 (memref_referenced_p): Likewise.
1244 * postreload-gcse.c (find_mem_conflicts): Likewise.
1245 * sched-deps.c (sched_analyze_2): Likewise.
1246 * store-motion.c (load_kills_store): Likewise.
1247 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
1248 * gcse.c (mems_conflict_for_gcse_p): Likewise.
1249 (compute_transp): Update call to canon_true_dependence.
1251 2012-01-25 Richard Henderson <rth@redhat.com>
1253 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
1254 (maybe_emit_atomic_test_and_set): New.
1255 (expand_sync_lock_test_and_set): Use it.
1256 (expand_atomic_test_and_set): Likewise.
1257 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
1258 the implementation; clarify implementation defined details.
1259 * doc/md.texi (atomic_test_and_set): Document.
1261 2012-01-25 Richard Henderson <rth@redhat.com>
1263 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
1265 2012-01-25 Richard Henderson <rth@redhat.com>
1268 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
1269 to effect no-op split.
1271 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
1274 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
1275 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
1276 (BT_FN_VOID_PTR_INT_SIZE): New.
1277 (BT_FN_UINT_UINT_VAR): Remove.
1278 (BT_FN_UINT32_UINT32_VAR): New.
1279 (BT_FN_DOUBLE_VPTR): Remove.
1280 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
1282 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
1283 (_ITM_changeTransactionMode): Same.
1284 (_ITM_memmoveRtWt): Change return type to void.
1285 (_ITM_memcpyRtWt): Same.
1286 (_ITM_memsetW): Same.
1287 (_ITM_RaRD): Change types to double.
1292 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
1294 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
1295 Patrick Marlier <patrick.marlier@gmail.com>
1297 * trans-mem.c (requires_barrier): Do not instrument thread local
1298 variables and emit save/restore for them.
1300 2012-01-24 Jason Merrill <jason@redhat.com>
1303 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
1304 output static aliases.
1306 2012-01-24 Jakub Jelinek <jakub@redhat.com>
1309 * common.opt (-pie, -shared, pie, shared): Change from Common to
1311 * gcc.c (display_help): Display help for -pie and -shared.
1313 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
1316 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
1317 Remove note on size/offset limitation.
1318 (AVR Variable Attributes): Add example how to read data located
1319 with progmem. Refer to named address spaces.
1320 * doc/invoke.texi (AVR Options): Fix typo.
1322 2012-01-24 Richard Guenther <rguenther@suse.de>
1324 Forward-port to trunk
1325 2010-09-21 Jakub Jelinek <jakub@redhat.com>
1328 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
1329 op0 isn't sufficiently aligned and there is movmisalignM
1330 insn for mode, use it to load op0 into a temporary register.
1332 2012-01-24 Jakub Jelinek <jakub@redhat.com>
1335 * target.def (const_not_ok_for_debug_p): New hook.
1336 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
1338 * doc/tm.texi: Regenerated.
1339 * dwarf2out.c (const_ok_for_output_1): If
1340 targetm.const_not_ok_for_debug_p returns true, fail.
1341 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
1343 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
1345 2012-01-23 Kai Tietz <ktietz@redhat.com>
1348 * config/i386/predicates.md (symbolic_operand): Allow
1349 UNSPEC_PCREL as PIC expression for lea.
1350 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
1351 * config/i386/i386.c (ix86_delegitimize_address): Handle
1352 UNSPEC_PCREL for none-MEM, too.
1354 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
1356 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
1357 (ipa_tm_create_version_alias): Same.
1359 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
1362 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
1363 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
1365 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
1366 Patrick Marlier <patrick.marlier@gmail.com>
1367 Iain Sandoe <developer@sandoe-acoustics.co.uk>
1370 * lto-wrapper.c (run_gcc): Pass the LTO section name to
1371 simple_object_start_read.
1373 2012-01-23 Richard Guenther <rguenther@suse.de>
1376 PR tree-optimization/51895
1377 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
1378 parameter decomposition into BLKmode components.
1380 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
1382 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
1383 fake variables for restrict-qualified pointers whose pointed-to type
1384 contains a placeholder.
1386 2012-01-23 Richard Guenther <rguenther@suse.de>
1388 PR tree-optimization/51949
1389 * ipa-split.c (execute_split_functions): Do not split malloc functions.
1391 2012-01-23 Jakub Jelinek <jakub@redhat.com>
1393 PR rtl-optimization/51933
1394 * ree.c (transform_ifelse): Return true right away if dstreg is
1395 already wider or equal to cand->mode.
1396 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
1397 (make_defs_and_copies_lists): Remove defs_list and copies_list
1398 arguments, add state argument, just truncate state->work_list
1399 instead of always allocating and freeing the vector. Assert that
1400 get_defs succeeds instead of returning 2. Changed return type to bool.
1401 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
1402 have ext_src_mode, see if it has been modified already with the
1403 right kind of extension and has been extended before from the
1404 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
1405 just return true. Remember the original mode in state->modified array.
1406 (combine_reaching_defs): Add state argument. Don't allocate and
1407 free here def_list, copied_list and vec vectors, instead just
1408 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
1409 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
1410 Add state variable, clear vectors in it, initialize state.modified
1411 if needed. Free all the vectors at the end and state.modified too.
1412 Don't skip a candidate if the extension expression has been modified.
1414 2012-01-22 Douglas B Rupp <rupp@gnat.com>
1417 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
1418 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
1419 (extra_options) interix.opt -> i386/interix.opt"
1420 (extra_objs):Add winnt-stubs.o
1421 * configure.ac: Add interix to target_os .comm on PE check.
1422 * configure: Regenerate.
1423 * config/interix3.h: Delete and move bits to..
1424 * config/interix.h: Delete and move bits to..
1425 * config/i386/i386-interix3.h: Delete and move bits to..
1426 * config/i386/i386-interix.h: ..here.
1427 (TARGET_CPU_DEFAULT): Remove redefinition.
1428 (TARGET_ASM_CONSTRUCTOR): Undefine.
1429 (SUBTARGET_SWITCHES): Define for ms-bitfields.
1430 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
1431 (PTRDIFF_TYPE): Define.
1432 (LONG_DOUBLE_TYPE_SIZE): Define.
1433 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
1434 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
1435 (TARGET_SECTION_TYPE_FLAGS): Define.
1436 (ASM_DECLARE_FUNCTION_NAME): Define.
1437 (ASM_OUTPUT_EXTERNAL): Define.
1438 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
1439 (ASM_OUTPUT_ALIGNED_BSS): Define.
1440 (PCC_BITFIELD_TYPE_MATTERS): Define.
1441 (USE_CONST_SECTION): Define.
1442 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
1443 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
1444 (SUPPORTS_ONE_ONLY): Remove.
1445 (I386_PE_STRIP_ENCODING): Define.
1446 * config/interix.opt: Delete and move bits to..
1447 * config/i386/interix.opt: ..here. New.
1448 (mpe-aligned-commons): Add.
1449 * config/i386/t-interix: Add copyright header.
1450 (winnt-stubs.o): Add rule.
1452 2012-01-22 Jason Merrill <jason@redhat.com>
1455 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
1456 for extra name aliases.
1458 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
1460 PR rtl-optimization/51924
1461 * ree.c (combine_set_extension): Improve debugging message.
1462 (combine_reaching_defs): Likewise.
1463 (get_defs): Rename confusingly named variable.
1464 (find_and_remove_re): Skip a candidate if the extension expression has
1467 2012-01-21 Robert Millan <rmh@gnu.org>
1468 Gerald Pfeifer <gerald@pfeifer.com>
1470 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
1471 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
1473 2012-01-20 Jakub Jelinek <jakub@redhat.com>
1475 PR tree-optimization/51914
1476 * tree-vect-stmts.c (vectorizable_conversion): For
1477 cvt_type && modifier == WIDEN, put temporary with cvt_type
1478 at the beginning of vec_dsts and set vec_dest to temporary
1481 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
1483 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
1485 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
1487 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
1488 * config/rs6000/rs6000.c: Likewise.
1490 2012-01-20 Jakub Jelinek <jakub@redhat.com>
1493 * config/arm/arm.c (arm_count_output_move_double_insns): Call
1494 output_move_double on a copy of operands array.
1496 2012-01-20 Cary Coutant <ccoutant@google.com>
1497 Dodji Seketeli <dodji@redhat.com>
1500 * dwarf2out.c (copy_declaration_context): Return ref to parent
1501 of declaration DIE, if necessary.
1502 (remove_child_or_replace_with_skeleton): Add new parameter; update
1503 caller. Place skeleton DIE under parent DIE of original declaration.
1504 Move call to copy_declaration_context to here ...
1505 (break_out_comdat_types): ... from here.
1507 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1509 PR rtl-optimization/51856
1510 * reload.c (find_reloads_subreg_address): Set the address_reloaded
1513 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1516 * config/arm/arm.c (arm_print_operand): Correct output of alignment
1517 hints for neon loads and stores.
1519 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
1523 * doc/extend.texi (Named Address Spaces): Split into subsections.
1524 (AVR Named Address Spaces): New subsection.
1525 (M32C Named Address Spaces): New subsection.
1526 (RL78 Named Address Spaces): New subsection.
1527 (SPU Named Address Spaces): New subsection.
1528 (Variable Attributes): New anchor "AVR Variable Attributes".
1529 (AVR Variable Attributes): Rewrite and avoid wording
1530 "address space" in this context.
1531 * doc/invoke.texi (AVR Options): Rewrite and add documentation
1532 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
1533 (AVR Built-in Macros): New subsubsection therein.
1534 * doc/md.texi (AVR constraints): Remove "C04", "R".
1536 2012-01-20 Richard Guenther <rguenther@suse.de>
1538 PR tree-optimization/51903
1539 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
1540 when removing stmts.
1542 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1545 * config/arm/arm.c (arm_load_pic_register): Use
1546 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
1547 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
1548 (arm_pic_static_addr): Likewise.
1549 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
1550 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
1551 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
1552 (pic_load_addr_unified): New.
1554 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
1557 * function.c (instantiate_virtual_regs_in_insn): Use
1558 delete_insn_and_edges when removing a wrong asm insn.
1560 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
1562 PR rtl-optimization/40761
1563 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
1564 Add new member loop_num.
1565 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
1566 (ira_build): Remove the parameter.
1568 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
1569 (ira.c): Do not build CFG loops for one region allocation. Remove
1570 argument from ira_build call.
1572 * ira-build.c (init_loop_tree_node): New function.
1573 (create_loop_tree_nodes): Use it. Separate the case when CFG
1574 loops are not built.
1575 (more_one_region_p): Check current_loops.
1576 (finish_loop_tree_nodes): Separate the case when CFG loops are not
1578 (add_loop_to_tree): Process loop equal to NULL too.
1579 (form_loop_tree): Separate the case when CFG loops are not built.
1580 Use explicitly number for the root.
1581 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
1583 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
1584 instead of loop->num.
1585 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
1586 (mark_all_loops_for_removal): Ditto.
1587 (remove_unnecessary_regions): Separate the case when CFG loops
1589 (ira_build): Remove the parameter. Use explicit number of regions
1590 when CFG loops are not built.
1592 * ira-color.c (print_loop_title): Separate the case for the root node.
1593 Use loop_num instead of loop->num.
1594 (move_spill_restore): Use loop_num instead of loop->num.
1596 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
1597 (change_loop): Ditto.
1598 (change_loop): Use loop_num instead of loop->num.
1600 * ira-lives.c (process_bb_node_lives): Ditto.
1602 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
1604 * ira-conflicts.c (print_allocno_conflicts): Ditto.
1606 2012-01-19 Jakub Jelinek <jakub@redhat.com>
1609 * tree-mudflap.c (mf_artificial): New function.
1610 (execute_mudflap_function_ops, execute_mudflap_function_decls,
1611 mx_register_decls, mudflap_enqueue_decl): Use it.
1614 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
1615 numbers in the insn pattern.
1617 2012-01-19 Michael Matz <matz@suse.de>
1619 PR tree-optimization/46590
1620 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
1621 use it in remembering which conflicts we already created.
1622 (add_scope_conflicts): Adjust call to above, (de)allocate helper
1625 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
1628 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
1629 (merge_and_complain): Same.
1631 2012-01-19 Jakub Jelinek <jakub@redhat.com>
1634 * config/initfini-array.h: Guard content of the header
1635 with #ifdef HAVE_INITFINI_ARRAY.
1636 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
1637 Add initfini-array.h to tm_file here.
1638 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
1639 * config.gcc: Don't add initfini-array.h to tm_file here.
1640 * configure: Regenerated.
1642 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
1644 PR rtl-optimization/51505
1645 * df-problems.c (df_kill_notes): New parameter live. Update comment.
1646 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
1647 (df_note_bb_compute): Update the call to df_kill_notes.
1649 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
1651 * trans-mem.c (requires_barrier): Remove call to is_global_var.
1653 2012-01-18 Richard Guenther <rguenther@suse.de>
1655 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
1656 of conversions to void *.
1658 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1659 Richard Sandiford <rdsandiford@googlemail.com>
1663 * optabs.h (simplify_expand_binop): Declare.
1664 * optabs.c (simplify_expand_binop): Make global.
1665 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
1666 endian targets if the source cannot be exactly covered by word
1669 2012-01-17 Jakub Jelinek <jakub@redhat.com>
1672 * hard-reg-set.h (struct hard_reg_set_container): New type.
1673 * target.h (struct hard_reg_set_container): Forward declare.
1674 * target.def (set_up_by_prologue): New target hook.
1675 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
1676 * doc/tm.texi: Regenerated.
1677 * function.c (thread_prologue_and_epilogue_insns): Change
1678 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
1679 Call targetm.set_up_by_prologue on it.
1680 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
1681 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
1683 2012-01-17 Nick Clifton <nickc@redhat.com>
1685 * config/rx/rx.c (rx_can_use_simple_return): New function.
1686 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
1687 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
1689 2012-01-17 Richard Guenther <rguenther@suse.de>
1692 * expr.c (expand_assignment): Take address-space information
1693 from the address operand of MEM_REF and TARGET_MEM_REF.
1694 (expand_expr_real_1): Likewise.
1696 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1698 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
1699 reload dump is requested.
1701 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
1704 * trans-mem.c (requires_barrier): Call may_be_aliased.
1706 2012-01-17 Jakub Jelinek <jakub@redhat.com>
1708 PR tree-optimization/51877
1709 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
1710 call arguments and fndecls compare equal, instead return false if they
1711 don't. Return true only if lhs1 and lhs2 are either both NULL, or
1712 both SSA_NAMEs that are valueized the same, or they satisfy
1715 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1717 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
1719 * configure: Regenerate.
1721 2012-01-16 Jan Hubicka <jh@suse.cz>
1725 * convert.c (convert_to_integer): Use fold_convert for
1726 converting an INTEGER_CST to integer type.
1728 2012-01-16 Jason Merrill <jason@redhat.com>
1731 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
1733 2012-01-16 Jakub Jelinek <jakub@redhat.com>
1736 * config/s390/s390.c (s390_chunkify_start): Don't skip
1737 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
1738 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
1739 If insn is followed by NOTE_INSN_VAR_LOCATION or
1740 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
1741 Don't use location of note insns.
1743 PR tree-optimization/51865
1744 * tree-inline.c (tree_function_versioning): Call remap_decl
1745 on DECL_RESULT whenever it has VOID_TYPE_P type.
1747 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
1749 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
1750 for calls to locally-binding MIPS16 functions if only the return
1751 type uses float regs.
1753 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
1754 Richard Sandiford <rdsandiford@googlemail.com>
1756 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
1757 (SYMBOL_32_HIGH): Likewise.
1758 (mips_output_tls_reloc_directive): Declare.
1759 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
1760 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
1761 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
1762 (mips_lo_relocs, mips_hi_relocs): Make extern.
1763 (mips16_stub_function): Move up file.
1764 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
1765 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
1766 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
1767 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
1768 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
1769 (mips_get_tp): Add MIPS16 support.
1770 (mips_legitimize_tls_address): Remove MIPS16 sorry().
1771 Generalize DTPREL and TPREL handling.
1772 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
1773 Add MIPS16 TLS support.
1774 (mips_output_tls_reloc_directive): New function.
1775 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
1776 * config/mips/predicates.md (symbolic_operand_with_high)
1777 (tls_reloc_operand): New predicates.
1778 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
1779 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
1780 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
1781 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
1782 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
1783 (*tls_get_tp_mips16_call_<mode>): Likewise.
1785 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
1787 PR rtl-optimization/51821
1788 * recog.c (peep2_find_free_register): Determine clobbered registers
1791 2012-01-14 Denis Chertykov <chertykov@gmail.com>
1794 * config/avr/avr-protos.h: Revert change of 2012-01-09.
1795 * config/avr/avr.c: Likewise.
1796 * config/avr/avr.h: Likewise.
1798 2012-01-13 Ian Lance Taylor <iant@google.com>
1801 * tree.h (TYPE_QUALS): Add cast to int.
1802 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
1804 2012-01-13 Ian Lance Taylor <iant@google.com>
1806 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
1807 comparing param_index to VEC_length result.
1809 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
1811 * c-decl.c: Do not include tree-mudflap.h
1812 * tree-optimize.c: Likewise.
1813 * Makefile.in: Update dependencies.
1815 2012-01-13 Richard Guenther <rguenther@suse.de>
1818 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
1819 variable-sized result always use RSO.
1821 2012-01-12 DJ Delorie <dj@redhat.com>
1823 * cfgexpand.c (convert_debug_memory_address): Allow any valid
1824 pointer type, not just the default pointer type.
1826 2012-01-09 Richard Henderson <rth@redhat.com>
1827 Denis Chertykov <chertykov@gmail.com>
1830 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
1831 * config/avr/avr.c (avr_can_eliminate): Simplify.
1832 (avr_initial_elimination_offset): Likewise.
1833 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
1834 (expand_epilogue): Likewise.
1835 (avr_legitimize_address): Gut.
1836 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
1837 (avr_hard_regno_nregs): New.
1838 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
1839 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
1840 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
1841 add soft frame pointer.
1842 (CALL_USED_REGISTERS): Likewise.
1843 (REG_CLASS_CONTENTS): Likewise.
1844 (REGISTER_NAMES): Likewise.
1845 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
1846 (HARD_FRAME_POINTER_REGNUM): New.
1847 (FRAME_POINTER_REGNUM): Use soft frame pointer.
1848 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
1849 remove the HARD_FRAME_POINTER self-elimination.
1851 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
1854 * config/avr/avr.c (avr_encode_section_info): Test for absence of
1855 DECL_EXTERNAL when checking for initializers of progmem variables.
1857 2012-01-12 Ira Rosen <irar@il.ibm.com>
1859 PR tree-optimization/51799
1860 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
1861 that the last operation is a type demotion.
1863 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
1865 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
1866 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
1868 2012-01-11 Jakub Jelinek <jakub@redhat.com>
1871 * combine.c (distribute_notes): If i3 is a noreturn call,
1872 allow old_size to be equal to args_size and make sure the
1873 noreturn call gets REG_ARGS_SIZE note.
1874 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
1875 on noreturn calls even when the delta is 0.
1877 2012-01-11 Nathan Sidwell <nathan@acm.org>
1879 * gcov.c (STRING_SIZE): Remove.
1880 (generate_results): Erase annotations for source files with no
1881 coverage information.
1883 (output_lines): Use it.
1885 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
1887 * gimple.h (gimplify_body): Remove first argument.
1888 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
1889 pointer set here, instead just pass DATA to walk_tree.
1890 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
1891 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
1892 (unvisit_body): Likewise, but with unmark_visited.
1893 (gimplify_body): Remove BODY_P argument and adjust.
1894 (gimplify_function_tree): Adjust call to gimplify_body.
1895 * omp-low.c (finalize_task_copyfn): Likewise.
1897 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
1899 * tree.h (build_function_decl_skip_args): Add boolean parameter.
1900 (build_function_type_skip_args): Delete.
1901 * tree.c (build_function_type_skip_args): Make static and add
1902 SKIP_RETURN parameter. Fix thinko in the handling of variants.
1903 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
1904 pass it to build_function_type_skip_args.
1905 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
1906 (tree_function_versioning): Likewise.
1907 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
1908 build_function_decl_skip_args.
1909 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
1910 and pass it to build_function_decl_skip_args/tree_function_versioning.
1911 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
1912 * ipa-inline-transform.c (save_inline_function_body): Likewise.
1913 * trans-mem.c (ipa_tm_create_version): Likewise.
1914 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
1915 * tree-inline.c (declare_return_variable): Remove always-true test.
1916 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
1917 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
1918 * ipa-split.c (split_function): Skip the return value for the split
1919 part if it doesn't return.
1921 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1923 PR tree-optimization/49642
1924 * ipa-split.c (forbidden_dominators): New variable.
1925 (check_forbidden_calls): New function.
1926 (dominated_by_forbidden): Likewise.
1927 (consider_split): Check for forbidden dominators.
1928 (execute_split_functions): Initialize and free forbidden
1929 dominators info; call check_forbidden_calls.
1931 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1933 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
1935 2012-01-11 Nick Clifton <nickc@redhat.com>
1937 * config/rx/rx.md (return): Define pattern.
1939 2012-01-11 Richard Guenther <rguenther@suse.de>
1941 * doc/extend.texi (malloc attribute): Adjust according to
1944 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
1945 Patrick Marlier <patrick.marlier@gmail.com>
1948 * trans-mem.c (get_cg_data): Traverse aliases if requested.
1949 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
1950 (ipa_tm_note_irrevocable): Same.
1951 (ipa_tm_scan_irr_block): Same.
1952 (ipa_tm_decrement_clone_counts): Same.
1953 (ipa_tm_scan_irr_function): Same.
1954 (ipa_tm_create_version_alias): Same.
1955 (ipa_tm_create_version): Same.
1956 (ipa_tm_transform_calls_redirect): Same.
1957 (ipa_tm_transform_calls): Same.
1958 (ipa_tm_transform_transaction): Same.
1959 (ipa_tm_execute): Same.
1961 2012-01-10 Richard Guenther <rguenther@suse.de>
1964 * opts.c (common_handle_option): Handle -Werror.
1966 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
1968 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
1971 2012-01-10 Jason Merrill <jason@redhat.com>
1973 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
1976 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1978 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
1979 supports R_386_TLS_GD_PLT reloc.
1980 (gcc_cv_as_ix86_tlsldmplt): Check if linker
1981 supports R_386_TLS_LDM_PLT reloc.
1982 * configure: Regenerate.
1983 * config.in: Regenerate.
1985 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
1988 Extend __pgmx semantics to linearize memory.
1989 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
1990 determine if code comes inline or from libgcc.
1991 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
1992 (movmem_qi, movmem_qi): Set constraint #2 to "n".
1993 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
1994 (movmemx_qi, movmemx_hi): New insns.
1995 (xload_<mode>_libgcc): Rewrite to new insn condition.
1996 (xload_<mode>): Remove insns.
1997 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
1998 cases that don't satisfy avr_xload_libgcc_p().
1999 (avr_addr_space_convert): Allow converting in any direction.
2000 (avr_addr_space_subset_p): Return always true.
2001 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
2002 (avr_emit_movmemhi): Ditto.
2003 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
2004 (avr_out_movmem): Ditto.
2005 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
2006 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
2007 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
2008 (avr_encode_section_info): Encode 'progmem' in symbol flags.
2009 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
2011 2012-01-10 Richard Guenther <rguenther@suse.de>
2013 PR tree-optimization/50913
2014 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
2015 Require data-refs to be representable by Graphite with respect
2018 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
2020 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
2021 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
2023 2012-01-10 Tom de Vries <tom@codesourcery.com>
2025 PR rtl-optimization/51271
2026 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
2027 handling annulled branch.
2029 2012-01-10 Richard Henderson <rth@redhat.com>
2031 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
2032 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
2033 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
2034 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
2035 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
2036 arm_expand_vec_perm_const): New.
2037 * config/arm/arm-protos.h: Update.
2038 * config/arm/neon.md (UNSPEC_VCONCAT): New.
2039 (*neon_vswp<VDQX>): New.
2040 (neon_vcombine<VDX>): Use neon_split_vcombine.
2041 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
2042 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
2043 (vec_perm<VE>): New.
2045 2012-01-10 Richard Henderson <rth@redhat.com>
2047 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
2048 use it if reload_completed.
2049 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
2050 arm_output_asm_insn, arm_process_output_memory_barrier,
2051 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
2052 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
2053 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
2054 arm_process_output_sync_insn, arm_output_sync_insn,
2055 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
2056 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
2057 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
2058 (emit_unlikely_jump): New.
2059 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
2060 (arm_split_atomic_op): New.
2061 * config/arm/arm-protos.h: Update.
2062 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
2063 (struct arm_sync_generator): Remove.
2064 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
2065 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
2066 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
2067 (VUNSPEC_LL, VUNSPEC_SC): New.
2068 (sync_result, sync_memory, sync_required_value, sync_new_value,
2069 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
2070 (attr length): Don't use arm_sync_loop_insns.
2071 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
2072 (movsfcc, movdfcc): Likewise.
2073 * config/arm/constraints.md (Ua): New.
2074 * config/arm/prediates.md (mem_noofs_operand): New.
2075 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
2076 (sync_clobber, sync_t2_reqd): Remove.
2077 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
2078 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
2079 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
2080 (arm_sync_compare_and_swap<SIDI>): Remove.
2081 (arm_sync_compare_and_swap<NARROW>): Remove.
2082 (arm_sync_lock_test_and_set<SIDI>): Remove.
2083 (arm_sync_lock_test_and_set<NARROW>): Remove.
2084 (arm_sync_new_<syncop><SIDI>): Remove.
2085 (arm_sync_new_<syncop><NARROW>): Remove.
2086 (arm_sync_new_nand<SIDI>): Remove.
2087 (arm_sync_new_nand<NARROW>): Remove.
2088 (arm_sync_old_<syncop><SIDI>): Remove.
2089 (arm_sync_old_<syncop><NARROW>): Remove.
2090 (arm_sync_old_nand<SIDI>): Remove.
2091 (arm_sync_old_nand<NARROW>): Remove.
2092 (*memory_barrier): Merge arm_output_memory_barrier.
2093 (atomic_compare_and_swap<QHSD>): New.
2094 (atomic_compare_and_swap<NARROW>_1): New.
2095 (atomic_compare_and_swap<SIDI>_1): New.
2096 (atomic_exchange<QHSD>): New.
2097 (cas_cmp_operand, cas_cmp_str): New.
2098 (atomic_op_operand, atomic_op_str): New.
2099 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
2100 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
2101 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
2102 (arm_load_exclusive<NARROW>): New.
2103 (arm_load_exclusivesi, arm_load_exclusivedi): New.
2104 (arm_store_exclusive<QHSD>): New.
2106 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
2108 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
2109 reload patterns if -mvsx-scalar-memory.
2111 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
2112 generated, even -mno-vsx-scalar-double was used.
2113 (vsx_xscvdpsp_scalar): Likewise.
2114 (vsx_xscvspdp_scalar2): Likewise.
2116 2012-01-09 Tom de Vries <tom@codesourcery.com>
2117 Andrew Pinski <apinski@cavium.com>
2120 * reorg.c (fill_slots_from_thread): Don't speculate
2121 frame-related insns.
2123 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
2125 * sched-int.h (bb_note): Move to...
2126 * basic-block.h: ...here.
2127 * haifa-sched.c (bb_note): Move to...
2128 * cfgrtl.c: ...here.
2129 * function.c (next_block_for_reg): New function.
2130 (move_insn_for_shrink_wrap): Likewise.
2131 (prepare_shrink_wrap): Rewrite to use the above.
2133 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
2135 * gimple.c (is_gimple_non_addressable): Remove.
2136 * gimple.h: Remove is_gimple_non_addressable.
2137 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
2138 is_gimple_non_addressable.
2139 * trans-mem.c (expand_assign_tm): Same.
2141 2012-01-09 Richard Guenther <rguenther@suse.de>
2143 PR tree-optimization/51775
2144 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
2145 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
2147 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2149 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
2151 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
2153 2012-01-09 Richard Guenther <rguenther@suse.de>
2155 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
2157 2012-01-08 Jan Hubicka <jh@suse.cz>
2159 PR tree-optimize/51680
2160 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
2161 on when known_vals needs to be computed; cleanup.
2163 2012-01-08 Jan Hubicka <jh@suse.cz>
2165 PR tree-optimize/51694
2166 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
2168 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
2170 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
2171 for -std=c++98 and -std=c++11 too.
2173 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
2175 * cfgloop.c (cancel_loop): Add free() of bbs array.
2177 2012-01-07 Jan Hubicka <jh@suse.cz>
2179 PR tree-optimization/51600
2180 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
2181 that benefits small functions.
2183 2012-01-07 Jan Hubicka <jh@suse.cz>
2185 * ipa-inline.c (want_inline_small_function_p): Fix formating.
2187 2012-01-07 Jan Hubicka <jh@suse.cz>
2189 PR tree-optimization/51680
2190 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
2191 whose inlining reduce unit size.
2193 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
2196 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
2197 Add canonical node to containing_mem chain after the non-canonical
2198 one, even if there weren't any locs to propagate.
2199 (remove_useless_values): Keep only canonical values.
2200 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
2201 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
2202 canonicalize mem_chain elements that are not discarded.
2204 2012-01-06 Jakub Jelinek <jakub@redhat.com>
2207 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
2208 before emitting functions.
2210 PR gcov-profile/50127
2211 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
2212 clear_aux_for_blocks.
2214 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
2217 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
2219 2012-01-06 Arnaud Charlet <charlet@adacore.com>
2221 * c-decl.c (ext_block): Moved up.
2222 (collect_all_refs, for_each_global_decl): Take ext_block into account.
2224 2012-01-06 Han Shen <shenhan@google.com>
2226 Translate built-in include paths for sysroot.
2227 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
2228 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
2230 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
2231 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
2233 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
2234 control whether sysroot should be prepended to gxx include dir.
2236 * configure: Regenerate.
2238 2012-01-06 Torvald Riegel <triegel@redhat.com>
2240 PR rtl-optimization/51771
2241 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
2242 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
2244 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
2246 PR tree-optimization/51315
2247 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
2248 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
2250 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
2253 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
2254 for shrp pattern. Correctly handle and fixup shift variable.
2255 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
2257 2012-01-05 Jakub Jelinek <jakub@redhat.com>
2260 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
2261 note when !ACCUMULATE_OUTGOING_ARGS.
2263 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
2265 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
2267 (extract_range_from_unary_expr_1): Avoid useless computations.
2269 2012-01-05 Jakub Jelinek <jakub@redhat.com>
2271 PR rtl-optimization/51767
2272 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
2273 of jump_block and add an extra edge for degenerated asm gotos.
2276 * stmt.c (check_unique_operand_names): Don't ICE during error
2277 reporting if i is from labels chain.
2280 * profile.c (branch_prob): Split bbs that have exit edge
2281 and need a fake entry edge too.
2283 2012-01-05 Jan Hubicka <jh@suse.cz>
2286 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
2289 2012-01-05 Richard Guenther <rguenther@suse.de>
2292 * tree-streamer-out.c (write_ts_optimization): New function.
2293 (streamer_write_tree_body): Call it.
2294 * tree-streamer-in.c (lto_input_ts_optimization): New function.
2295 (streamer_read_tree_body): Call it.
2296 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
2298 2012-01-05 Jakub Jelinek <jakub@redhat.com>
2301 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
2302 * gimplify.c (gimplify_cleanup_point_expr): Save and set
2303 in_cleanup_point_expr before gimplify_stmt call and restore it
2305 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
2306 in_cleanup_point_expr is false.
2308 2012-01-05 Richard Guenther <rguenther@suse.de>
2311 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
2313 * toplev.c (process_options): Reject combining mudflap and LTO.
2314 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
2316 2012-01-05 Richard Guenther <rguenther@suse.de>
2318 PR tree-optimization/51760
2319 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
2321 (bit_value_unop): Handle UNDEFINED operands.
2322 (bit_value_binop): Likewise.
2324 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
2326 * config/avr/avr.c (avr_replace_prefix): Remove.
2327 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
2328 (avr_asm_function_rodata_section): Ditto.
2329 (avr_asm_select_section): Ditto.
2331 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
2333 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
2336 2012-01-05 Jakub Jelinek <jakub@redhat.com>
2339 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
2340 calls that have any non-fake successor edges.
2343 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
2345 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
2347 PR tree-optimization/51624
2348 * tree-sra.c (build_ref_for_model): When replicating a chain of
2349 COMPONENT_REFs, stop as soon as the offset would become negative.
2351 2012-01-04 Jakub Jelinek <jakub@redhat.com>
2354 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
2355 in .debug_loc on the floor.
2357 2012-01-04 Andrew Pinski <apinski@cavium.com>
2359 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
2361 2012-01-04 Andrew Pinski <apinski@cavium.com>
2362 Adam Nemet <anemet@caviumnetworks.com>
2364 * config/mips/mips.md (size): Add SI and DI.
2365 (SIZE): New mode attribute.
2366 (U): New code attribute.
2367 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
2368 (mips_lbux_<mode>): Delete.
2369 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
2370 (mips_lhx): Use gen_mips_lhx_extsi.
2371 (mips_lhx_<mode>): Delete.
2373 (mips_l<size>x): New expand.
2374 (mips_lwx_<mode>): Delete.
2375 (mips_l<GPR:size>x_<P:mode>): New pattern.
2376 (*mips_lw<u>x_<P:mode>_ext): Likewise.
2377 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
2378 * config/mips/mips.c (mips_lx_address_p): New function.
2379 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
2380 (dsp64): New availability predicate.
2381 (mips_builtins): Add an entry for __builtin_mips_ldx.
2382 * config/mips/mips.h (ISA_HAS_LBX): New define.
2383 (ISA_HAS_LBUX): Likewise.
2384 (ISA_HAS_LHX): Likewise.
2385 (ISA_HAS_LHUX): Likewise.
2386 (ISA_HAS_LWX): Likewise.
2387 (ISA_HAS_LWUX): Likewise.
2388 (ISA_HAS_LDX): Likewise.
2389 * doc/extend.texi (__builtin_mips_ldx): Document.
2391 2012-01-04 Tristan Gingold <gingold@adacore.com>
2393 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
2394 when long pointers are used.
2395 * config.build (*-*-*vms*): Handle all OpenVMS targets.
2396 (alpha64-dec-*vms*, alpha*-dec-*vms*)
2397 (ia64-hp-*vms*): Remove.
2398 * config/vms/xm-vms64.h: Delete.
2400 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
2403 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
2405 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
2407 * opts.c (finish_options): Remove duplicate sorry.
2409 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
2412 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
2415 2012-01-04 Richard Guenther <rguenther@suse.de>
2418 * tree.c (size_low_cst): New function.
2419 * tree.h (size_low_cst): Declare.
2420 * fold-const.c (fold_comparison): Use it to extract the low
2421 part of the POINTER_PLUS_EXPR offset.
2423 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
2425 Fix clearing ZERO_REG
2426 * config/avr/avr.md (cc): Add alternative "ldi".
2427 (movqi_insn): Use it in cc attribute.
2428 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
2429 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
2430 (output_reload_insisf): Use ZERO_REG to pre-clear register.
2432 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2434 * configure: Regenerate.
2436 2012-01-04 Richard Guenther <rguenther@suse.de>
2438 PR tree-optimization/49651
2439 * tree-ssa-structalias.c (type_can_have_subvars): New function.
2440 (var_can_have_subvars): Use it.
2441 (get_constraint_for_1): Only consider subfields if there can be any.
2443 2012-01-03 Jakub Jelinek <jakub@redhat.com>
2446 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
2447 to its new canonical_cselib_val and the cselib_val was in
2448 first_containing_mem chain, but the canonical_cselib_val was not,
2449 add the latter into the chain.
2450 (cselib_invalidate_mem): Compare canonical_cselib_val of
2451 addr_list chain elt with v.
2454 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
2455 dwarf2out_undef): Allocate e.info using ggc_strdup instead
2457 (output_macinfo_op): Don't ggc_strdup fd->filename.
2458 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
2459 then ggc_strdup it. Don't free inc->info or cur->info.
2460 (output_macinfo): Don't free ref->info or file->info.
2462 2012-01-03 Ira Rosen <irar@il.ibm.com>
2464 PR tree-optimization/51269
2465 * tree-vect-loop-manip.c (set_prologue_iterations): Make
2466 first_niters a pointer.
2467 (slpeel_tree_peel_loop_to_edge): Likewise.
2468 (vect_do_peeling_for_loop_bound): Update call to
2469 slpeel_tree_peel_loop_to_edge.
2470 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
2471 here. Remove it from the parameters list.
2472 (vect_do_peeling_for_alignment): Update calls and compute
2475 2012-01-03 Richard Guenther <rguenther@suse.de>
2477 PR tree-optimization/51070
2478 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
2479 Properly handle calls.
2481 2012-01-03 Richard Guenther <rguenther@suse.de>
2483 PR tree-optimization/51692
2484 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
2485 the LHS of allocation stmts.
2487 2012-01-03 Olivier Hainque <hainque@adacore.com>
2489 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
2491 2012-01-03 Olivier Hainque <hainque@adacore.com>
2493 * collect2.c (main): In AIX specific computations for vector
2494 insertions, use CONST_CAST2 to cast from char ** to const char **.
2496 2012-01-03 Richard Guenther <rguenther@suse.de>
2499 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
2500 the context of a limbo DIE when it does not already exist.
2502 2012-01-03 Jakub Jelinek <jakub@redhat.com>
2504 PR tree-optimization/51719
2505 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
2506 but direct call is, clear direct call's lhs and don't add fallthrough
2507 edge from dcall_bb to join_bb and PHIs.
2509 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2511 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
2512 the instructions emitted by the pattern.
2513 ("*TDC_insn_<mode>"): Add comment.
2515 2012-01-03 Richard Guenther <rguenther@suse.de>
2518 * fold-const.c (fold_comparison): Properly canonicalize
2519 tree offset and HOST_WIDE_INT bit position.
2521 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
2523 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
2524 operands for extzv pattern.
2526 2012-01-02 Jakub Jelinek <jakub@redhat.com>
2529 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
2532 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
2534 * doc/invoke.texi (-flto and related options): Copy-edit.
2536 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
2538 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
2540 2012-01-02 Jakub Jelinek <jakub@redhat.com>
2542 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
2545 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
2547 * expr.h (move_by_pieces_ninsns): Declare.
2548 * expr.c (move_by_pieces_ninsns): Make external.
2549 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
2550 (mips_store_by_pieces_p): Likewise.
2551 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
2552 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
2553 * config/mips/mips.c (mips_move_by_pieces_p): New function.
2554 (mips_store_by_pieces_p): Likewise.
2556 2012-01-02 Jakub Jelinek <jakub@redhat.com>
2558 * passes.c (register_one_dump_file): Free full_name.
2560 * reload1.c (reload): Don't allocate reg_max_ref_width here.
2561 (calculate_elim_costs_all_insns): Free offsets_at and
2562 offsets_known_at at the end and clear the pointers.
2564 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
2566 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
2567 this option introduced in r180739.
2569 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
2572 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
2573 (tmake_file target=avr): Add avr/t-multilib.
2575 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
2576 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
2577 * config/avr/genmultilib.awk: New file.
2578 * config/avr/t-multilib: New auto-generated file.
2579 * config/avr/multilib.h: New auto-generated file.
2580 * config/avr/t-avr (AVR_MCUS): New variable.
2581 (genopt.sh): Use it.
2582 (s-mlib): Depend on t-multilib.
2583 (t-multilib, multilib.h): New dependencies.
2584 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
2585 (MULTILIB_OPTIONS): Remove.
2586 (MULTILIB_MATCHES): Remove.
2587 (MULTILIB_DIRNAMES): Remove.
2588 (MULTILIB_EXCEPTIONS): Remove:
2589 * config/avr/genopt.sh: Don't use hard coded file name;
2590 pass AVR_MCUS from t-avr instead.
2592 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
2594 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
2596 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
2598 Implement light-weight DImode support.
2599 * config/avr/avr-dimode.md: New file.
2600 * config/avr/avr.md: Include it.
2601 (adjust_len): Add plus64, compare64.
2602 (HIDI): Remove code iterator.
2603 (code_stdname): New code attribute.
2604 (rotx, rotsmode): Remove DI.
2605 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
2607 * config/avr/avr-protos.h (avr_have_dimode): New.
2608 (avr_out_plus64, avr_out_compare64): New.
2609 * config/avr/avr.c (avr_out_compare): Handle DImode.
2610 (avr_have_dimode): New variable definition and initialization.
2611 (avr_out_compare64, avr_out_plus64): New functions.
2612 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
2613 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
2614 (avr_compare_pattern): Skip DImode comparisons.
2616 2012-01-02 Revital Eres <revital.eres@linaro.org>
2618 * ddg.c (def_has_ccmode_p): New function.
2619 (add_cross_iteration_register_deps,
2620 create_ddg_dep_from_intra_loop_link): Call it.
2622 2012-01-02 Richard Guenther <rguenther@suse.de>
2625 * invoke.texi (fassociative-math): Remove spurious paranthesis.
2627 2012-01-01 Jakub Jelinek <jakub@redhat.com>
2629 * gcc.c (process_command): Update copyright notice dates.
2630 * gcov.c (print_version): Likewise.
2631 * gcov-dump.c (print_version): Likewise.
2632 * mips-tfile.c (main): Likewise.
2633 * mips-tdump.c (main): Likewise.
2635 2012-01-01 Ira Rosen <irar@il.ibm.com>
2637 PR tree-optimization/51704
2638 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
2639 a use is inside the basic block or loop before accessing its vect info.
2641 2012-01-01 Jan Hubicka <jhjh@suse.cz>
2643 PR rtl-optimization/51069
2644 * cfgloopmanip.c (remove_path): Removing path making irreducible
2645 region unconditional makes BB part of the region.
2647 2012-01-01 Jakub Jelinek <jakub@redhat.com>
2649 PR tree-optimization/51683
2650 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
2651 calls with side-effects.
2652 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
2654 Copyright (C) 2012 Free Software Foundation, Inc.
2656 Copying and distribution of this file, with or without modification,
2657 are permitted in any medium without royalty provided the copyright
2658 notice and this notice are preserved.