1 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
3 * expr.c (optimize_bitfield_assignment_op) <BIT_IOR_EXPR>: Use str_mode
4 and str_bitsize instead of more convoluted expressions.
6 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
9 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
11 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
14 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Fix pasto.
16 2012-03-23 Martin Jambor <mjambor@suse.cz>
18 * tree-sra.c (build_accesses_from_assign): Remove FIXME comment.
20 2012-03-23 Richard Guenther <rguenther@suse.de>
22 PR tree-optimization/52678
23 * tree-vectorizer.h (struct _stmt_vec_info): Add
24 loop_phi_evolution_part member.
25 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
26 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
27 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
28 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
29 Use the cached evolution part and the PHI nodes value from
30 the loop preheader edge instead of re-analyzing the evolution.
32 2012-03-22 Maxim Kuvyrkov <maxim@codesourcery.com>
34 * config/mips/mips-tables.opt: Update.
35 * config/mips/mips.md (processor): Add xlp.
36 * config/mips/mips-cpus.def: Add xlp.
37 * config/mips/mips.c (mips_rtx_cost_data): Add costs for XLP, copy from
39 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle xlp.
40 * doc/invoke.texi: Mention XLP.
42 2012-03-22 Jakub Jelinek <jakub@redhat.com>
45 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
46 on any new_local_var_chain vars declared during recursing on
47 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
49 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
51 * config/alpha/alpha.h (ASM_OUTPUT_ALIGN): Move to config/alpha/elf.h
52 (ASM_OUTPUT_SKIP): Move to config/alpha/vms.h
53 (ASM_OUTPUT_LOCAL): Ditto.
54 (ASM_OUTPUT_COMMON): Remove.
55 * config/alpha/elf.h (ASM_OUTPUT_DEF_FROM_DECLS): Use ASM_OUTPUT_DEF.
56 * config/alpha/vms.h (ASM_OUTPUT_ALIGN): Do not undefine before define.
58 2012-03-22 Jan Hubicka <jh@suse.cz>
61 * cgraph.c (cgraph_remove_node_and_inline_clones): Add FORBIDDEN_NODE
63 * cgraph.h (cgraph_remove_node_and_inline_clones): Update prototype.
64 * ipa-inline-transform.c (save_inline_function_body): Remove
65 copied clone if needed.
66 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Update.
68 2012-03-22 Richard Guenther <rguenther@suse.de>
71 * fold-const.c (fold_ternary_loc): Fix typo.
73 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
76 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
77 (unspecv): Add UNSPECV_MEMORY_BARRIER.
78 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
79 (delay_cycles_1, delay_cycles_2): Ditto.
80 (delay_cycles_3, delay_cycles_4): Ditto.
82 (sleep, *sleep): Ditto.
85 2012-03-22 Richard Guenther <rguenther@suse.de>
87 PR tree-optimization/52548
88 * tree-ssa-pre.c (valid_in_sets): Remove handling of invalidation
90 (prune_clobbered_mems): New function.
91 (compute_antic_aux): Use it to prune ANTIC_OUT.
92 (compute_partial_antic_aux): Use it to prune PA_IN.
93 (compute_avail): Only insert expressions into EXP_GEN that are not
94 invalidated when translated up to the beginning of the block.
96 2012-03-22 Richard Guenther <rguenther@suse.de>
98 PR tree-optimization/52638
99 * tree-vect-stmts.c (vect_init_vector_1): New function, split
101 (vect_init_vector): ... here. Handle scalar vector inits.
102 (vect_get_vec_def_for_operand): Adjust.
103 (vectorizable_load): Likewise.
105 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
107 * config.gcc (alpha*-*-linux*): Add elfos.h to tm_file.
108 (alpha*-*-freebsd*): Ditto.
109 (alpha*-*-netbsd*): Ditto.
110 (alpha*-*-openbsd*): Ditto.
111 * config/alpha/elf.h (OBJECT_FORMAT_ELF): Remove.
112 (DWARF2_DEBUGGING_INFO): Remove.
113 (PREFERRED_DEBUGGING_TYPE): Remove.
114 (ASM_FINAL_SPEC): Remove.
115 (IDENT_ASM_OP): Remove.
116 (ASM_OUTPUT_IDENT): Remove.
117 (SKIP_ASM_OP): Remove.
118 (ASM_OUTPUT_SKIP): Remove.
119 (ALIGN_ASM_OP): Remove.
120 (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
121 (ASM_OUTPUT_CASE_LABEL): Remove.
122 (ASM_OUTPUT_EXTERNAL_LIBCALL): Remove.
123 (COMMON_ASM_OP): Remove.
124 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
125 (ASCII_DATA_ASM_OP): Remove.
126 (READONLY_DATA_SECTION_ASM_OP): Remove.
127 (INIT_SECTION_ASM_OP): Remove.
128 (FINI_SECTION_ASM_OP): Remove.
129 (ASM_SECTION_START_OP): Remove.
130 (ASM_OUTPUT_SECTION_START_FILE): Remove.
131 (TARGET_ASM_NAMED_SECTION): Remove.
132 (TARGET_ASM_SELECT_SECTION): Remove.
133 (MAKE_DECL_ONE_ONLY): Remove.
134 (TYPE_ASM_OP): Remove.
135 (SIZE_ASM_OP): Remove.
136 (ASM_WEAKEN_LABEL): Remove.
137 (TYPE_OPERAND_FMT): Remove.
138 (ASM_DECLARE_RESULT): Remove.
139 (ASM_DECLARE_OBJECT_NAME): Remove.
140 (ASM_FINISH_DECLARE_OBJECT): Remove.
141 (ELF_ASCII_ESCAPES): Remove.
142 (ELF_STRING_LIMIT): Remove.
143 (STRING_ASM_OP): Remove.
144 (ASM_OUTPUT_EXTERNAL): Remove.
145 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Redefine to false.
146 * config/alpha/alpha.h (PCC_BITFIELD_TYPE_MATTERS): Undefine
148 (ASM_DECLARE_FUNCTION_NAME): Ditto.
149 (ASM_DECLARE_FUNCTION_SIZE): Ditto.
150 (ASM_GENERATE_INTERNAL_LABEL): Ditto.
151 (ASM_OUTPUT_SKIP): Ditto.
152 (READONLY_DATA_SECTION_ASM_OP): Remove.
153 (USER_LABEL_PREFIX): Remove.
154 (ASM_OUTPUT_ASCII): Remove.
155 (ASM_OUTPUT_CASE_LABEL): Remove.
156 (NO_DOLLAR_IN_LABEL): Undefine.
158 2012-03-22 Richard Guenther <rguenther@suse.de>
160 PR tree-optimization/52459
161 * tree-ssa-pre.c (inhibit_phi_insertion): Do not inhibit
162 PHI insertion for calls.
164 2012-03-21 Steven Bosscher <steven@gcc.gnu.org>
166 * cse.c (invalidate_from_sets_and_clobbers, try_back_substitute_reg,
167 find_sets_in_insn, canonicalize_insn): Split out from ...
168 (cse_insn): ... here.
169 (invalidate_from_clobbers): Take an insn instead of the pattern.
171 2012-03-21 Oleg Endo <olegendo@gcc.gnu.org>
174 * config/sh/sh-protos.h (sh_fsca_df2int): Remove.
175 * config/sh/sh.c (sh_fsca_df2int_rtx, sh_fsca_df2int): Remove.
176 * config/sh/sh.md (sindf2, cosdf2): Remove.
178 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
181 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
182 prologue for unwinder and profiler.
184 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
186 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
187 Introduce emul_name to select the right linker emulation for
188 powerpc64-*-freebsd*.
189 * configure: Regenerate.
190 * config.gcc: Add bits to support powerpc64-*-freebsd*.
191 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
192 * config/rs6000/freebsd64.h: New file.
193 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
195 (rs6000_savres_strategy): Likewise.
196 (rs6000_savres_routine_name): Likewise.
197 (rs6000_elf_file_end): Likewise.
198 * config/rs6000/t-freebsd64: New file.
199 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
200 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
202 * config/rs6000/freebsd64.h: Remove duplicated entries from last
204 * config/rs6000/t-freebsd64: Likewise.
206 2012-03-21 Georg-Johann Lay <avr@gjlay.de>
208 PR rtl-optimization/52543
210 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
211 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
212 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
213 (avr_load_libgcc_p): Restrict to __flash loads.
214 (avr_out_lpm): Only handle 1-byte loads from __flash.
215 (avr_load_lpm): New function.
216 (avr_find_unused_d_reg): Remove.
217 (avr_out_lpm_no_lpmx): Remove.
218 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
219 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
220 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
221 (load_<mode>, load_<mode>_clobber): New insns.
222 (mov<mode>): For multi-byte move from non-generic
223 16-bit address spaces: Expand to load_<mode> resp.
225 (load<mode>_libgcc): Remove expander.
226 (split-lpmx): Remove split.
228 2012-03-21 Richard Earnshaw <rearnsha@arm.com>
230 * neon.md (neon_vget_lanev2di): Use gen_lowpart and gen_highpart.
231 * config/arm/neon.ml (Fixed_return_reg): Renamed to fixed_vector_reg.
233 (Fixed_core_reg): New feature.
234 (Vget_lane [sizes S64 and U64]): Add Fixed_core_reg. Allow fmrrd in
236 * neon-testgen.ml: Handle Fixed_core_reg.
238 2012-03-21 Andrew Stubbs <ams@codesourcery.com>
240 * config/arm/arm.c (thumb2_reorg): Add complete support
241 for 16-bit instructions.
242 * config/arm/thumb2.md: Delete obsolete flag-clobbering peepholes.
244 2012-03-21 Richard Guenther <rguenther@suse.de>
246 PR tree-optimizer/52636
247 * tree-vect-slp.c (vect_get_constant_vectors): Convert constants
248 to the appropriate type.
250 2012-03-21 Richard Guenther <rguenther@suse.de>
252 * Makefile.in (cfgexpand.o): Add $(REGS_H) and $(INTEGRATE_H)
254 * cfgexpand.c (gimple_expand_cfg): Fold in pass_init_function,
255 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
256 * passes.c (init_optimization_passes): Remove pass_init_function,
257 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
258 * tree-pass.h (pass_init_function): Remove.
260 (pass_initial_value_sets): Remove.
261 (pass_unshare_all_rtl): Remove.
262 * integrate.c (pass_initial_value_sets): Remove.
263 * emit-rtl.c (pass_unshare_all_rtl): Remove.
264 * tree.h (init_function_for_compilation): Remove.
265 * function.c (init_function_for_compilation): Remove.
266 (pass_init_function): Remove.
267 * cfgcleanup.c (rest_of_handle_jump): Remove.
270 2012-03-20 Jason Merrill <jason@redhat.com>
272 * tree-streamer-in.c (streamer_alloc_tree): Call
273 ggc_alloc_zone_cleared_tree_node instead of
274 ggc_alloc_zone_cleared_tree_node_stat.
276 2012-03-20 Jonathan Wakely <jwakely.gcc@gmail.com>
278 * doc/extend.texi (Template Instantiation): Remove anachronisms.
280 2012-03-20 Jakub Jelinek <jakub@redhat.com>
283 * config/i386/i386.c (expand_vec_perm_vperm2f128): New function.
284 (ix86_expand_vec_perm_const_1): Call it.
286 * config/i386/i386.c (vselect_insn): New variable.
287 (init_vselect_insn): New function.
288 (expand_vselect, expand_vselect_insn): Add testing_p argument.
289 Call init_vselect_insn if vselect_insn is NULL. Adjust
290 PATTERN (vselect_insn), instead of creating a new insn each time,
291 only emit a copy of it if not testing and recog has been successful.
292 (expand_vec_perm_pshufb, expand_vec_perm_1,
293 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_broadcast_1): Adjust
297 * config/i386/i386.md ("isa" attribute): Add avx2 and noavx2.
298 ("enabled" attribute): Handle avx2 and noavx2 isas.
299 * config/i386/sse.md (avx2_vec_dupv8sf_1, avx2_pbroadcast<mode>_1):
301 (vec_dup<mode>): Add avx2 =x,x alternative.
302 (vec_dup<mode> splitter): Don't split if TARGET_AVX2.
303 (*avx_vperm_broadcast_<mode>): Don't split V4DFmode if TARGET_AVX2.
304 For TARGET_AVX2, V8SFmode and elt == 0 split into vbroadcastss.
305 * config/i386/i386.c (expand_vec_perm_pshufb): Emit also vpermps
307 (expand_vec_perm_1): For broadcasts, use avx2_pbroadcast<mode>_1
308 if possible, handle also V8SFmode.
310 2012-03-20 Richard Earnshaw <rearnsha@arm.com>
312 * arm/predicates.md (zero_operand, reg_or_zero_operand): New predicates.
313 * arm/neon.md (neon_vceq<mode>, neon_vcge<mode>): Use
314 reg_or_zero_operand predicate.
315 (neon_vcle<mode>, neon_vclt<mode>): Use zero_operand predicate.
317 2012-03-20 Jakub Jelinek <jakub@redhat.com>
319 * config/i386/i386.c (ix86_decompose_address) <case ZERO_EXTEND>:
320 If operand isn't UNSPEC, return 0.
322 2012-03-20 Richard Guenther <rguenther@suse.de>
324 * tree-pass.h (pass_rtl_eh): Remove.
325 * except.c (gate_handle_eh): Likewise.
326 (rest_of_handle_eh): Likewise.
327 (pass_rtl_eh): Likewise.
328 (finish_eh_generation): Export.
329 * except.h (finish_eh_generation): Declare.
330 * passes.c (init_optimization_passes): Remove pass_rtl_eh.
331 * cfgexpand.c (gimple_expand_cfg): Call finish_eh_generation
332 after expanding stack alignment. Instead of compacting blocks
335 2012-03-20 Richard Guenther <rguenther@suse.de>
337 * stor-layout.c (finish_bitfield_representative): Fallback
338 to conservative maximum size if the padding up to the next
339 field cannot be computed as a constant.
340 (finish_bitfield_layout): If we cannot compute the distance
341 between the start of the bitfield representative and the
342 bitfield member start a new representative.
343 * expr.c (get_bit_range): The distance between the start of
344 the bitfield representative and the bitfield member is zero
345 if the field offsets are not constants.
347 2012-03-20 Tristan Gingold <gingold@adacore.com>
349 * tree.h (enum size_type_kind): Add stk_ prefix to constants,
350 convert in lowercase.
351 (sizetype_tab, sizetype, bitsizetype, ssizetype, sbitsizetype)
352 (size_int, ssize_int, bitsize_int, sbitsize_int): Adjust.
353 * stor-layout.c (sizetype_tab): Adjust.
354 (initialize_sizetypes): Use SIZETYPE instead of SIZE_TYPE.
355 * tree-streamer.c (preload_common_nodes): Use stk_type_kind_last
356 instead of type_kind_last.
357 * tree-scalar-evolution.c (interpret_rhs_expr): Use size_int
358 instead of size_int_kind.
359 * doc/tm.texi.in (Type Layout): Document SIZETYPE.
360 * doc/tm.texi: Regenerate.
361 * defaults.h (SIZETYPE): Provide a default value.
362 * config/vms/vms.h (SIZE_TYPE): Define as "unsigned int".
365 2012-03-20 Oleg Endo <olegendo@gcc.gnu.org>
367 * config/sh/sh.md: Use braced string notation where applicable.
369 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
371 * config/i386/i386.md (allocate_stack): Simplify.
373 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
375 * builtins.c (expand_builtin_cexpi): Use copy_addr_to_reg instead of
376 copy_to_mode_reg (Pmode, ...).
377 (expand_builtin_frame_address): Ditto.
378 * expr.c (emit_block_move_via_libcall): Ditto.
379 (set_storage_via_libcall): Ditto.
381 * config/i386/i386.c (ix86_expand_movmem): Ditto.
382 (ix86_expand_setmem): Ditto.
383 (ix86_trampoline_init): DItto.
384 * config/i386/i386.md (cmpstrnsi): Ditto.
386 2012-03-19 Sandra Loosemore <sandra@codesourcery.com>
388 * config/sh/sh.opt (madjust-unroll): Mark as ignored/obsolete.
389 * config/sh/sh.h (TARGET_OPT_DEFAULT): Don't use MASK_ADJUST_UNROLL.
390 * doc/invoke.texi (Option Summary): Remove -madjust-unroll.
391 (SH Options): Likewise.
393 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
395 * config/i386/i386.c (get_thread_pointer): Add tp_mode argument.
396 Generate ZERO_EXTEND in place if GET_MODE (tp) != tp_mode.
397 (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>: Always generate
398 DImode UNSPEC_GOTNTPOFF references on TARGET_64BIT.
399 (ix86_decompose_address): Allow zero extended UNSPEC_TP references.
402 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
404 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
405 * config/i386/i386.c (ix86_decompose_address): Use
406 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
407 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
408 thread pointer to a register.
411 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
413 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
414 if Pmode != word_mode.
415 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
416 Pmode == SImode for TARGET_X32.
418 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
419 (tls_initial_exec_x32): Likewise.
421 2012-03-19 Oleg Endo <olegendo@gcc.gnu.org>
424 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12, DISP_ADDR_P,
425 DISP_ADDR_OFFSET): New macros.
426 * config/sh/sh.c (sh_address_cost): Add SH2A special case.
427 (sh_legitimate_index_p): Allow QImode displacements for non-SH2A.
428 (sh_legitimize_address): Add QImode displacement handling.
429 (sh_cannot_change_mode_class): Disallow GENERAL_REGS for SFmode
431 (sh_secondary_reload): Add QImode displacement handling.
432 * config/sh/predicates.md (movsrc_no_disp_mem_operand): New predicate.
433 * config/sh/constraints.md (K04, Snd, Sdd): New constraints.
434 * config/sh/sh.md (extendqisi2): Remove constraints from expander.
435 (*extendqisi2_compact): Rename to *extendqisi2_compact_reg, restrict
436 to register operands only.
437 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_snd): New insns.
438 (extendqihi2): Change insn to expander.
439 (*extendqihi2_compact_reg): New insn.
440 (movqi_i, movqi): Replace with ...
441 (movqi, *movqi_reg_reg, *movqi_store_mem_disp12,
442 *movqi_load_mem_disp, *movqi_load_mem_disp): ... these.
443 Add new peepholes for QImode displacement addressing.
445 2012-03-19 Paolo Carlini <paolo.carlini@oracle.com>
448 * doc/invoke.texi: Document -Wuseless-cast.
450 2012-03-19 Eric Botcazou <ebotcazou@adacore.com>
452 * tree.def (REALPART_EXPR, IMAGPART_EXPR, VIEW_CONVERT_EXPR): Move.
453 * tree.h (handled_component_p): Reorder cases.
454 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref): Do
455 not initialize unsignedp.
456 (loc_list_from_tree): Likewise.
457 (fortran_common): Likewise.
458 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
460 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
462 * config/i386/i386.c (ix86_expand_prologue) <CM_LARGE_PIC>: Use Pmode
463 mode consistently. Use ix86_gen_add3. Assert that Pmode == DImode.
464 (ix86_expand_split_stack_prologue): Use ix86_gen_add3.
465 (ix86_split_long_move): Ditto.
466 (legitimize_tls_address): Use ix86_gen_sub3.
467 (construct_plt_address): Assert that Pmode == DImode.
469 2012-03-18 Uros Bizjak <ubizjak@gmail.com>
471 * config/i386/i386.md: Remove empty predicates and/or constraints.
472 * config/i386/sync.md: Ditto.
473 * config/i386/sse.md: Ditto.
474 * config/i386/mmx.md: Ditto.
475 * config/i386/pentium.md: Ditto.
476 * config/i386/athlon.md: Ditto.
478 2012-03-16 Richard Guenther <rguenther@suse.de>
480 PR tree-optimization/52603
481 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Clarify
485 2012-03-14 Richard Guenther <rguenther@suse.de>
487 PR tree-optimization/52571
488 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
489 flag_section_anchors check ...
490 (vect_can_force_dr_alignment_p): ... here.
492 2012-03-16 Martin Jambor <mjambor@suse.cz>
494 * expr.c (expand_expr_real_1): Handle misaligned scalar reads from
495 memory through MEM_REFs by calling extract_bit_field.
497 2012-03-16 Richard Guenther <rguenther@suse.de>
499 * fold-const.c (native_interpret_expr): Also support POINTER_TYPE
500 and REFERENCE_TYPE interpretations.
501 (can_native_interpret_type_p): New function.
502 (fold_ternary_loc): Use native encode/interpret to fold
503 BIT_FIELD_REFs of constants.
505 2012-03-16 Richard Guenther <rguenther@suse.de>
508 * fold-const.c (fold_ternary_loc): Fold vector typed BIT_FIELD_REFs
509 of vector constants and constructors.
511 2012-03-16 Richard Guenther <rguenther@suse.de>
513 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
514 VIEW_CONVERT_EXPR to convert constants.
515 (vect_is_simple_use): Treat all constants as vec_constant_def.
517 2012-03-16 Richard Guenther <rguenther@suse.de>
518 Kai Tietz <ktietz@redhat.com>
521 * gimplify.c (gimplify_self_mod_expr): Evaluate postfix
522 side-effects completely in the pre-queue and use a temporary
525 2012-03-16 Richard Guenther <rguenther@suse.de>
527 * stor-layout.c (finish_bitfield_representative): Fall back
528 to the conservative maximum size if we cannot compute the
529 size of the tail padding.
531 2012-03-16 Tristan Gingold <gingold@adacore.com>
533 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
534 __CRTL_VER and __VMS_VER.
535 * config/vms/vms-protos.h: Declare vms_c_get_crtl_ver
536 and vms_c_get_vms_ver.
537 * config/vms/vms-c.c (vms_c_get_crtl_ver, vms_c_get_vms_ver): New
539 * config/alpha/vms.h (VMS_DEFAULT_CRTL_VER)
540 (VMS_DEFAULT_VMS_VER): Define.
541 * config/ia64/vms.h (VMS_DEFAULT_CRTL_VER)
542 (VMS_DEFAULT_VMS_VER): Define.
544 2012-03-16 Richard Guenther <rguenther@suse.de>
546 * tree-vect-loop.c (get_initial_def_for_induction): Use
547 build_constructor directly.
548 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
549 build_vector_from_val.
550 * tree.c (build_vector_from_val): Avoid creating a constructor
551 first when we want a constant vector.
553 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
555 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
557 2012-03-16 Richard Guenther <rguenther@suse.de>
559 * tree.h (TREE_VECTOR_CST_ELTS): Remove.
560 (VECTOR_CST_NELTS, VECTOR_CST_ELTS, VECTOR_CST_ELT): New defines.
561 (struct tree_vector): Remove elements member, add variable size
563 (build_vector_stat): Declare.
564 (build_vector): Define in terms of build_vector_stat.
565 * tree.c (build_vector): Rename to ...
566 (build_vector_stat): ... this. Take array of trees as parameter.
567 (build_vector_from_ctor): Adjust.
568 (integer_zerop, integer_onep, integer_all_onesp, iterative_hash_expr,
569 initializer_zerop): Adjust.
570 * cfgexpand.c (expand_debug_expr): Likewise.
571 * expr.c (categorize_ctor_elements_1, expand_expr_real_1,
572 const_vector_from_tree): Likewise.
573 * fold-const.c (const_binop, operand_equal_p, native_encode_vector,
574 native_interpret_vector, fold_unary_loc, vec_cst_ctor_to_array,
575 fold_vec_perm, fold_binary_loc, fold_ternary_loc): Likewise.
576 * tree-streamer-in.c (streamer_alloc_tree): Handle TS_VECTOR.
577 (lto_input_ts_vector_tree_pointers): Adjust.
578 * tree-streamer-out.c (streamer_write_tree_header): Handle TS_VECTOR.
579 (write_ts_vector_tree_pointers): Adjust.
580 * varasm.c (const_hash_1, compare_constant, copy_constant,
581 output_constant): Adjust.
582 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Adjust.
583 * print-tree.c (print_node): Adjust.
584 * tree-pretty-print.c (dump_generic_node): Adjust.
585 * tree-vect-generic.c (uniform_vector_p, vector_element,
586 lower_vec_perm): Adjust.
587 * tree-vect-loop.c (get_initial_def_for_reduction): Adjust.
588 * tree-vect-slp.c (vect_get_constant_vectors,
589 vect_transform_slp_perm_load): Adjust.
590 * tree-vect-stmts.c (vect_gen_perm_mask): Adjust.
591 * expmed.c (make_tree): Adjust.
592 * config/i386/i386.c (ix86_expand_builtin): Adjust.
593 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Adjust interface
595 (sparc_fold_builtin): Adjust.
597 2012-03-16 Tristan Gingold <gingold@adacore.com>
599 * config.gcc (*-*-*vms*): Define use_gcc_stdint and tm_file.
600 * config/vms/vms-stdint.h: New file.
602 2012-03-16 Tristan Gingold <gingold@adacore.com>
604 * config.host (alpha64-dec-*vms*, alpha*-dec-*vms*)
605 (ia64-hp-*vms*): Replaced by ...
606 (*-*-*vms*): ... This new entry.
608 2012-03-15 Jakub Jelinek <jakub@redhat.com>
611 * config/i386/i386.c (expand_vec_perm_vperm2f128_vblend): New function.
612 (ix86_expand_vec_perm_const_1): Use it.
615 * config/i386/sse.md (UNSPEC_VPERMDF): Remove.
616 (avx2_permv4df): Remove.
617 (avx2_permv4di): Macroize into...
618 (avx2_perm<mode>): ... this using VI8F_256 iterator.
619 (avx2_permv4di_1): Macroize into...
620 (avx2_perm<mode>_1): ... this using VI8F_256 iterator.
622 2012-03-15 Ulrich Weigand <ulrich.weigand@linaro.org>
624 * combine.c (apply_distributive_law): Do not distribute SUBREG.
626 2012-03-15 Ira Rosen <irar@il.ibm.com>
627 Ulrich Weigand <ulrich.weigand@linaro.org>
629 * tree-vect-patterns.c (widened_name_p): Rename to ...
630 (type_conversion_p): ... this. Add new argument to determine
631 if it's a promotion or demotion operation. Check for
632 CONVERT_EXPR_CODE_P instead of NOP_EXPR.
633 (vect_recog_dot_prod_pattern): Call type_conversion_p instead
635 (vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern,
636 vect_operation_fits_smaller_type, vect_recog_widen_shift_pattern):
638 (vect_recog_mixed_size_cond_pattern): Likewise and allow
639 non-constant then and else clauses.
641 2012-03-15 Ira Rosen <irar@il.ibm.com>
642 Ulrich Weigand <ulrich.weigand@linaro.org>
644 * tree-vectorizer.h (vect_pattern_recog): Add new argument.
645 * tree-vect-loop.c (vect_analyze_loop_2): Update call to
647 * tree-vect-patterns.c (widened_name_p): Pass basic block
648 info to vect_is_simple_use.
649 (vect_recog_dot_prod_pattern): Fail for basic blocks.
650 (vect_recog_widen_sum_pattern): Likewise.
651 (vect_handle_widen_op_by_const): Support basic blocks.
652 (vect_operation_fits_smaller_type,
653 vect_recog_over_widening_pattern): Likewise.
654 (vect_recog_vector_vector_shift_pattern): Support basic blocks.
655 Update call to vect_is_simple_use.
656 (vect_recog_mixed_size_cond_pattern): Support basic blocks.
658 (check_bool_pattern): Add an argument, update call to
659 vect_is_simple_use and the recursive calls.
660 (vect_recog_bool_pattern): Update relevant function calls.
662 (vect_mark_pattern_stmts): Update calls to new_stmt_vec_info.
663 (vect_pattern_recog_1): Check for reduction only in loops.
664 (vect_pattern_recog): Add new argument. Support basic blocks.
665 * tree-vect-stmts.c (vectorizable_conversion): Pass basic block
666 info to vect_is_simple_use_1.
667 * tree-vect-slp.c (vect_get_and_check_slp_defs): Support basic blocks.
668 (vect_slp_analyze_bb_1): Call vect_pattern_recog.
670 2012-03-15 Jakub Jelinek <jakub@redhat.com>
671 Andrew Pinski <apinski@cavium.com>
674 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
675 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
676 calls instead of __builtin_ir{int,ound}*.
678 2012-03-15 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
680 * doc/sourcebuild.texi (cleanup-modules, keep-modules): Update
683 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
685 * config.gcc (target_type_format_char): New. Document it. Set it for
687 * configure.ac (gnu_unique_option): Use target_type_format_char
688 in test. Comment rationale.
689 * configure: Regenerate .
691 2012-03-15 Jakub Jelinek <jakub@redhat.com>
693 PR tree-optimization/52267
694 * tree-vrp.c (masked_increment): New function.
695 (register_edge_assert_for_2): Derive ASSERT_EXPRs
696 from (X & CST1) cmp CST2 tests.
698 2012-03-15 Richard Guenther <rguenther@suse.de>
701 * tree-data-ref.c (subscript_dependence_tester_1): Check
702 all dimensions for non-conflicting access functions.
704 2012-03-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
707 * doc/invoke.texi [C++ Language Options]: Document
708 -ftemplate-backtrace-limit.
710 2012-03-15 Tristan Gingold <gingold@adacore.com>
712 * c-parser.c (c_parser_parameter_declaration): Handle #pragma
715 2012-03-15 Tristan Gingold <gingold@adacore.com>
717 * dwarf2out.c (gen_subprogram_die): Require dwarf unwinding to
718 use DW_OP_call_frame_cfa.
720 2012-03-14 H.J. Lu <hongjiu.lu@intel.com>
723 * config/i386/i386-opts.h (pmode): New.
725 * config/i386/i386.c (ix86_option_override_internal): Properly
726 check and set ix86_pmode.
728 * config/i386/i386.h (Pmode): Check ix86_pmode instead of TARGET_64BIT.
730 * config/i386/i386.opt (maddress-mode=): New.
732 * doc/invoke.texi: Document -maddress-mode=short|long for x86.
734 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
736 * dwarf2cfi.c (def_cfa_0): Remove MIPS_DEBUGGING_INFO handling.
737 (dwarf2out_do_cfi_asm): Likewise.
738 * dwarf2out.c (output_call_frame_info): Remove MIPS_DEBUGGING_INFO
740 (add_data_member_location_attribute): Likewise.
741 (gen_array_type_die): Likewise.
742 (gen_subprogram_die): Likewise.
743 (gen_producer_string): Likewise.
744 * sdbout.c (sdbout_begin_prologue): Declare unconditionally.
745 Remove MIPS_DEBUGGING_INFO handling.
746 (sdb_debug_hooks): Likewise.
747 (sdbout_begin_block): Likewise.
748 (sdbout_end_block): Likewise.
749 (sdbout_begin_prologue): Likewise.
750 (sdbout_start_source_file): Likewise.
751 (sdbout_end_source_file): Likewise.
752 (sdbout_init): Likewise.
753 * system.h (MIPS_DEBUGGING_INFO): Poison.
755 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
757 * config/alpha/alpha.c [HAVE_STAMP_H]: Remove.
758 (alpha_file_start) [MS_STAMP]: Remove.
760 * config/alpha/elf.h (TARGET_GAS): Remove.
761 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove.
762 * config/alpha/linux.h (TARGET_DEFAULT): Remove.
763 * config/alpha/netbsd.h (TARGET_DEFAULT): Remove.
764 * config/alpha/vms.h (TARGET_DEFAULT): Remove.
765 * config.gcc (alpha*-*-linux*): Remove target_cpu_default.
766 (alpha*-*-freebsd*): Likewise.
767 (alpha*-*-netbsd*): Likewise.
768 (alpha*-*-openbsd*): Likewise.
769 (alpha*-*-*): Remove target_cpu_default2.
770 * config/alpha/alpha.c (alpha_output_filename): Remove !TARGET_GAS
772 * config/alpha/alpha.h (TARGET_AS_CAN_SUBTRACT_LABELS): Remove.
773 (TARGET_AS_SLASH_BEFORE_SUFFIX): Remove.
774 * config/alpha/alpha.c (print_operand): Always assume
775 TARGET_AS_SLASH_BEFORE_SUFFIX.
776 * config/alpha/alpha.md ("*builtin_setjmp_receiver_er_sl_1"):
777 Remove TARGET_AS_CAN_SUBTRACT_LABELS.
778 ("*builtin_setjmp_receiver_er_1"): Remove.
779 * config/alpha/alpha.opt (malpha-as): Remove.
781 * doc/invoke.texi (Option Summary, DEC Alpha Options): Remove
783 Remove DEC Unix reference.
785 * config/alpha/alpha.h (OBJECT_FORMAT_COFF): Remove.
786 (EXTENDED_COFF): Remove.
787 * config/alpha/elf.h (OBJECT_FORMAT_COFF): Don't undef.
788 (EXTENDED_COFF): Don't undef.
789 * config/alpha/alpha.c (alpha_file_start): Always assume
791 Don't set targetm.asm_file_start_file_directive.
792 [!OBJECT_FORMAT_ELF]: Remove.
793 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
795 * config/alpha/alpha.h (SDB_DEBUGGING_INFO): Remove.
796 (DBX_DEBUGGING_INFO): Remove.
797 (MIPS_DEBUGGING_INFO): Remove.
798 (PREFERRED_DEBUGGING_TYPE): Remove.
799 (DBX_OUTPUT_SOURCE_LINE): Remove.
800 (SDB_OUTPUT_SOURCE_LINE): Remove.
801 (DBX_CONTIN_LENGTH): Remove.
802 (NO_DBX_FUNCTION_END): Remove.
803 (ASM_STABS_OP): Remove.
804 (ASM_STABN_OP): Remove.
805 (ASM_STABD_OP): Remove.
806 (SDB_ALLOW_FORWARD_REFERENCES): Remove.
807 (SDB_ALLOW_UNKNOWN_REFERENCES): Remove.
808 (PUT_SDB_DEF): Remove.
809 (PUT_SDB_PLAIN_DEF): Remove.
810 (PUT_SDB_TYPE): Remove.
811 (sdb_label_count): Remove.
812 (PUT_SDB_BLOCK_START): Remove.
813 (PUT_SDB_BLOCK_END): Remove.
814 (PUT_SDB_FUNCTION_START): Remove.
815 (PUT_SDB_FUNCTION_END): Remove.
816 (PUT_SDB_EPILOGUE_END): Remove.
817 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Don't undef.
818 (MIPS_DEBUGGING_INFO): Don't undef.
819 (DBX_DEBUGGING_INFO): Don't undef.
820 * config/alpha/vms.h (SDB_DEBUGGING_INFO): Don't undef.
821 (MIPS_DEBUGGING_INFO): Don't undef.
822 (DBX_DEBUGGING_INFO): Don't undef.
823 * config/alpha/freebsd.h (DBX_CONTIN_CHAR): Remove.
824 * config/alpha/alpha.c (alpha_option_override): Remove SDB_DEBUG
826 (alpha_start_function): Likewise.
827 (sdb_label_count): Remove.
828 (alpha_output_filename): Remove DBX_DEBUG handling.
829 (alpha_file_start): Likewise.
831 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
833 * config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
834 (*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
835 (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
837 * configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
838 (ld_tls_support): Remove Solaris 8 references.
839 (lwp_dir, lwp_spec): Remove support for alternate thread library.
840 * acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.* tests.
841 * configure: Regenerate.
842 * config.in: Regenerate.
844 * config/sol2.h (LINK_SPEC): Remove LIB_THREAD_LDFLAGS_SPEC.
845 * config/i386/sol2.h: Remove Solaris 8 references.
847 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Rename to ...
848 (i?86-*-solaris2.9): ... this.
849 Remove Solaris 8 references.
850 (Specific, *-*-solaris2*): Document Solaris 8 removal.
851 Remove Solaris 8 references.
853 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
855 * config.gcc (enable_obsolete): Remove mips-sgi-irix6.5.
856 (mips-sgi-irix6.5*): Remove.
857 * config.host (mips-sgi-irix*): Remove.
858 * configure.ac (enable_fixed_point): Remove mips*-sgi-irix*.
859 (set_have_as_tls): Remove *-*-irix6*.
860 (gcc_cv_ld_static_dynamic): Remove mips-sgi-irix6*.
861 * configure: Regenerate.
863 * config/mips/iris6.h: Remove.
864 * config/mips/iris6.opt: Remove.
865 * config/mips/t-irix6: Remove.
867 * config/mips/mips.h (TARGET_GPWORD): Remove IRIX 6 N64 handling.
868 (TARGET_IRIX6): Remove.
869 (TARGET_CPU_CPP_BUILTINS): Remove IRIX 6 handling.
870 Don't define LANGUAGE_C, _LANGUAGE_C for Objective-C.
871 * config/mips/mips.c (mips_build_builtin_va_list): Remove IRIX 6
873 (mips_file_start): Likewise.
874 * config/mips/mips-protos.h (irix_asm_output_align): Remove.
876 * config/mips/driver-native.c [__sgi__]: Remove.
877 (host_detect_local_cpu) [__sgi__]: Remove.
879 * config/mips/gnu-user.h: Remove iris5.h reference.
881 * config/mips/mips-modes.def: Remove IRIX 6 reference.
882 * config/mips/gnu-user64.h (MIPS_TFMODE_FORMAT): Remove.
883 * config/mips/mips.c (mips_option_override) [MIPS_TFMODE_FORMAT]:
886 * gcc.c (main): Move asm_debug initialization ...
887 (asm_debug): ... here.
889 * ginclude/stddef.h (__STDDEF_H__): Don't define.
891 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Remove.
892 * system.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Poison.
893 * collect2.c [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
894 (main) [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
895 [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES] (is_in_args): Remove.
896 * doc/tm.texi.in (Driver, LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
898 * doc/tm.texi: Regenerate.
900 * doc/invoke.texi (Debugging Options, -gdwarf-<version>): Remove
902 (MIPS Options, -march): Remove IRIX reference.
903 * doc/install.texi (Binaries, SGI IRIX): Remove.
904 (Specific, mips-sgi-irix6): Document IRIX 6.5 removal, remove rest
906 * doc/trouble.texi (Interoperation): Remove -lgl_s handling.
908 2012-03-14 Martin Jambor <mjambor@suse.cz>
910 * expr.c (expand_assignment): Use expand_expr with EXPAND_WRITE
911 when expanding MEM_REFs, MEM_TARGET_REFs and handled_component bases.
912 (expand_expr_real_1): Do not handle misalignment if modifier is
915 2012-03-14 Richard Guenther <rguenther@suse.de>
918 * tree-vect-generic.c (type_for_widest_vector_mode): Take
919 element type instead of mode, use build_vector_type_for_mode
920 instead of the langhook, build a vector of proper signedness.
921 (expand_vector_operations_1): Adjust.
923 2012-03-14 Richard Guenther <rguenther@suse.de>
926 * gimple-fold.c (canonicalize_constructor_val): Make sure we have
927 a cgraph node for a FUNCTION_DECL that comes from a constructor.
928 (gimple_get_virt_method_for_binfo): Likewise.
930 2012-03-14 Richard Guenther <rguenther@suse.de>
932 PR tree-optimization/52571
933 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
934 flag_section_anchors check ...
935 (vect_can_force_dr_alignment_p): ... here. Do not re-align
936 DECL_COMMON variables.
938 2012-03-14 Richard Guenther <rguenther@suse.de>
940 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
941 * stor-layout.c (start_bitfield_representative): New function.
942 (finish_bitfield_representative): Likewise.
943 (finish_bitfield_layout): Likewise.
944 (finish_record_layout): Call finish_bitfield_layout.
945 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
946 for QUAL_UNION_TYPE fields.
947 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
948 Stream DECL_BIT_FIELD_REPRESENTATIVE.
949 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
954 * expr.c (get_bit_range): Unconditionally extract bitrange
955 from DECL_BIT_FIELD_REPRESENTATIVE.
956 (expand_assignment): Adjust call to get_bit_range.
958 2012-03-14 Richard Guenther <rguenther@suse.de>
961 * fold-const.c (fold_unary_loc): Fold (T1)(T2)x to (T1)x if
962 the outermost conversion is a sign-change only.
963 (fold_binary_loc): Disregard widening and sign-changing
964 conversions when we determine if two variables are equal
966 * tree-ssa-forwprop.c (combine_conversions): Fold (T1)(T2)x to
967 (T1)x if the outermost conversion is a sign-change only.
969 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
972 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
974 * config/i386/predicates.md (constant_call_address_operand): Declare
975 as special predicate. Update all uses.
977 2012-03-13 Jakub Jelinek <jakub@redhat.com>
980 * c-parser.c (c_parser_postfix_expression)
981 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
983 * config/i386/smmintrin.h: Avoid /* within a comment.
984 * config/i386/nmmintrin.h: Likewise.
986 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
988 * config/i386/i386.md (xbegin): Remove constraint from expander.
990 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
992 * config/i386/predicates.md (constant_call_address_operand): Declare
993 as special predicate. Update all uses.
994 * config/i386/i386.md: Remove mode from constant_call_address_operand
996 * config/i386/i386.c (ix86_output_call_insn): Call
997 constant_call_address_operand with VOIDmode.
999 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
1001 * config/i386/i386.c (ix86_decompose_address): Handle subregs of
1002 AND zero extended address correctly.
1004 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
1006 * config/i386/predicates.md (tls_symbolic_operand): Declare as
1008 (tls_modbase_operand): Ditto.
1009 * config/i386/i386.md: Remove mode from tls_symbolic_operand and
1010 tls_modbase_operand predicates.
1012 2012-03-13 Martin Jambor <mjambor@suse.cz>
1014 * expr.c (expand_assignment): Handle misaligned scalar writes to
1015 memory through top-level MEM_REFs by calling store_bit_field.
1017 2012-03-13 Richard Guenther <rguenther@suse.de>
1020 * fold-const.c (fold_binary_loc): Fold (X * Y) & -(1 << CST) to X * Y
1021 if Y is a constant multiple of 1 << CST.
1023 2012-03-13 Georg-Johann Lay <avr@gjlay.de>
1026 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
1027 offset (size) to a value the insns can deal with.
1028 (expand_epilogue): Ditto.
1030 2012-03-13 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1032 * config/arm/neon.ml (ops): Fixup expected instructions for
1033 unsigned vector compares.
1035 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
1037 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
1038 addresses only when %reg is not in word mode.
1040 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1042 * config/microblaze/microblaze.md: Fix typo.
1043 * tree-if-conv.c: Likewise.
1044 * tree-vect-patterns.c: Likewise.
1046 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1048 * config.gcc (extra_passes): Remove.
1049 * configure.ac (extra_passes): Don't substitute.
1050 * configure: Regenerate.
1051 * Makefile.in (EXTRA_PASSES): Remove.
1052 (GCC_PASSES): Remove $(EXTRA_PASSES).
1053 (MOSTLYCLEANFILES): Likewise.
1055 (install-common): Likewise.
1057 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
1059 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
1060 * config/i386/i386.c (ix86_decompose_address): Use
1061 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
1062 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
1063 thread pointer to a register.
1065 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
1067 * config/i386/i386.md (*tls_global_dynamic_64_<mode>): Remove :P
1068 on tls_symbolic_operand.
1069 (tls_global_dynamic_64_<mode>): Likewise.
1071 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
1074 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
1075 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
1077 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
1080 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
1081 type from reg_class_t to enum reg_class.
1082 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
1084 2012-03-12 Andrew Pinski <apinski@cavium.com>
1086 * tree-ssa-phiopt.c (single_non_singleton_phi_for_edges): New function.
1087 (tree_ssa_phiopt_worker): Use single_non_singleton_phi_for_edges.
1088 (value_replacement): Likewise.
1089 (empty_block_p): Check also if the PHIs for the block are empty.
1091 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
1094 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
1095 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
1096 r184615 from 2012-02-28.
1098 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
1100 * config/i386/i386.c (ix86_gen_tls_global_dynamic_64): New.
1101 (ix86_gen_tls_local_dynamic_base_64): Likewise.
1102 (ix86_option_override_internal): Set ix86_gen_tls_global_dynamic_64
1103 and ix86_gen_tls_local_dynamic_base_64.
1104 (legitimize_tls_address): Use ix86_gen_tls_global_dynamic_64 and
1105 ix86_gen_tls_local_dynamic_base_64.
1107 * config/i386/i386.md (*tls_global_dynamic_64): Renamed to ...
1108 (*tls_global_dynamic_64_<mode>): This.
1109 (tls_global_dynamic_64): Renamed to ...
1110 (tls_global_dynamic_64_<mode>): This.
1111 (*tls_local_dynamic_base_64): Renamed to ...
1112 (*tls_local_dynamic_base_64_<mode>): This.
1113 (tls_local_dynamic_base_64): Renamed to ...
1114 (tls_local_dynamic_base_64_<mode>): This.
1116 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
1118 * config/i386/i386.c (ix86_option_override_internal): Properly
1119 set ix86_gen_leave and ix86_gen_monitor. Check Pmode == DImode,
1120 instead of TARGET_64BIT, to set ix86_gen_add3, ix86_gen_sub3,
1121 ix86_gen_one_cmpl2, ix86_gen_andsp, ix86_gen_allocate_stack_worker,
1122 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
1124 * config/i386/sse.md (sse3_monitor64): Renamed to ...
1125 (sse3_monitor64_<mode>): This.
1127 2012-03-12 Tristan Gingold <gingold@adacore.com>
1129 * config/ia64/ia64.c (ia64_function_arg_1): Move code around.
1130 (ia64_function_arg_advance): Ditto.
1132 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1134 * config.gcc (mips*-*-openbsd*): Remove.
1135 * config/mips/openbsd.h: Remove.
1136 * config/mips/sdb.h: Remove.
1138 * config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
1139 * config/mips/mips.c (sdb_label_count): Remove.
1140 (mips_debugger_offset): Remove #if 0 code.
1141 (mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
1142 * config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
1144 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1146 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
1148 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
1149 Update binutils references.
1150 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
1151 Update binutils reference.
1152 Update Sun as/GNU ld caveat.
1153 Document binutils largefile requirement for LTO plugin.
1154 Remove reference to alternate libpthread.
1156 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1158 * config.gcc (alpha*-dec-osf5.1*): Remove.
1159 * config.host (alpha*-dec-osf*): Remove.
1160 * configure.ac (*-*-osf*): Remove.
1161 (alpha*-dec-osf*): Remove.
1162 * configure: Regenerate.
1164 * config/alpha/host-osf.c, config/alpha/osf5.h, config/alpha/osf5.opt,
1165 config/alpha/va_list.h, config/alpha/x-osf: Remove.
1167 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
1168 * config/alpha/alpha.c (struct machine_function): Update comment.
1169 (alpha_start_function): Remove Tru64 UNIX as handling for
1171 * config/alpha/alpha.md ("exception_receiver"): Remove
1172 TARGET_LD_BUGGY_LDGP.
1173 ("*exception_receiver_2"): Likewise.
1174 * except.c (finish_eh_generation): Remove Tru64 reference.
1175 * ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
1176 * system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
1177 * target.def (handle_pragma_extern_prefix): Remove.
1179 * Makefile.in (mips-tfile.o-warn): Remove.
1180 (ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
1181 (mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
1182 * mips-tdump.c, mips-tfile.c: Remove.
1184 * doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
1186 * doc/install.texi (Binaries): Remove Tru64 UNIX reference.
1187 (Specific, alpha*-dec-osf5.1): Note removal.
1188 * doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
1190 * doc/tm.texi: Regenerate.
1191 * doc/trouble.texi (Cross-Compiler Problems): Remove.
1193 2012-03-12 Richard Guenther <rguenther@suse.de>
1195 * config/arm/arm.c (neon_dereference_pointer): Do not call
1196 covert during RTL expansion.
1198 2012-03-12 Tristan Gingold <gingold@adacore.com>
1200 * doc/invoke.texi (VMS Options): Merge Alpha/VMS and IA-64/VMS
1201 Options. Mention -mpointer-size.
1203 2012-03-12 Richard Guenther <rguenther@suse.de>
1205 * config/alpha/alpha.c (alpha_gimplify_va_arg): Use
1206 build_nonstandard_integer_type.
1208 2012-03-12 Richard Guenther <rguenther@suse.de>
1210 * tree.c (signed_or_unsigned_type_for): Use
1211 build_nonstandard_integer_type.
1212 (signed_type_for): Adjust documentation.
1213 (unsigned_type_for): Likewise.
1214 * tree-pretty-print.c (dump_generic_node): Use standard names
1215 for non-standard integer types if available.
1217 2012-03-12 Tristan Gingold <gingold@adacore.com>
1219 * config/vms/vms.opt: Add vms-opts.h header.
1220 (mmalloc64): Use flag_vms_malloc64 flag instead of MALLOC64
1222 (-mvms-return-codes): Document.
1223 (-mpointer-size): New option.
1224 (vms_pointer_size): Add enumeration.
1225 * config/vms/vms-opts.h: New file.
1226 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
1227 __INITIAL_POINTER_SIZE.
1228 (POINTER_SIZE, SIZE_TYPE, PTRDIFF_TYPE): Adjust definition.
1229 (C_COMMON_OVERRIDE_OPTIONS): Define.
1230 (DWARF2_ADDR_SIZE): Define.
1231 * config/vms/vms.c (vms_patch_builtins): Adjust condition.
1232 * config/vms/vms-protos.h (vms_c_common_override_options):
1234 * config/vms/vms-c.c (vms_pragma_pointer_size): Ignore pragma
1235 if -mno-pointer-size.
1236 (vms_c_common_override_options): New function.
1237 * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
1238 * config/alpha/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
1239 (MALLOC_ABI_ALIGNMENT): Use flag_vms_malloc64
1240 and flag_vms_pointer_size.
1241 (MASK_RETURN_ADDR): Set according to flag_vms_pointer_size.
1242 * config.gcc (*-*-*vms*): Define xm_file.
1243 (alpha*-dec-*vms*): Do not define xm_file.
1244 (alpha64-dec-*vms*): Remove.
1245 (ia64-hp-*vms*): Do not define xm_file. Simplify tm_file
1248 2012-03-12 Jakub Jelinek <jakub@redhat.com>
1250 PR tree-optimization/51721
1251 * tree-vrp.c (register_edge_assert_for_2): Add asserts for unsvar
1252 if (int) unsvar cmp CST.
1254 2012-03-12 Richard Guenther <rguenther@suse.de>
1256 * tree-sra.c (create_access_replacement): Only rename the replacement
1257 if we can rewrite it into SSA form. Properly mark register typed
1258 replacements that we cannot rewrite with TREE_ADDRESSABLE.
1259 * tree-cfg.c (verify_expr): Fix BIT_FIELD_REF verification
1260 for aggregate or BLKmode results.
1262 2012-03-12 Jakub Jelinek <jakub@redhat.com>
1264 PR tree-optimization/52533
1265 * tree-vrp.c (register_edge_assert_for_2): Use double_int
1266 type for mask, only handle shifts by non-zero in-range
1267 shift count, for LE_EXPR and GT_EXPR if new_val is
1268 maximum, don't add the assertion.
1270 2012-02-12 Kirill Yukhin <kirill.yukhin@intel.com>
1272 * doc/invoke.texi: Document -mrtm option.
1273 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RTM_SET): New.
1274 (OPTION_MASK_ISA_RTM_UNSET): Ditto.
1275 (ix86_handle_option): Handle OPT_mrtm.
1276 * config.gcc (i[34567]86-*-*): Add rtmintrin.h and
1278 (x86_64-*-*): Ditto.
1279 * i386-builtin-types.def (INT_FTYPE_VOID): New.
1280 * config/i386/i386-c.c (ix86_target_macros_internal): Define
1282 (ix86_target_string): Define -mrtm option.
1284 (ix86_option_override_internal): Extend "corei7-avx" with RTM option.
1286 (ix86_valid_target_attribute_inner_p): Add OPT_mrtm.
1287 (ix86_builtins): Add IX86_BUILTIN_XBEGIN, IX86_BUILTIN_XEND,
1289 (bdesc_special_args): Ditto.
1290 (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_XABORT.
1291 (ix86_expand_special_args_builtin): Handle new built-in type.
1292 (ix86_expand_builtin): Handle XABORT instruction.
1293 * config/i386/i386.h (TARGET_RTM): New.
1294 * config/i386/i386.md (UNSPECV_XBEGIN): New.
1295 (UNSPECV_XEND): Ditto.
1296 (UNSPECV_XABORT): Ditto.
1297 (UNSPECV_XTEST): Ditto.
1304 * config/i386/i386.opt (mrtm): New.
1305 * config/i386/immintrin.h: Include rtmintrin.h and xtestintrin.h.
1306 * config/i386/rtmintrin.h: New header.
1307 * config/i386/xtestintrin.h: Ditto.
1309 2012-03-12 Tristan Gingold <gingold@adacore.com>
1311 * ginclude/stddef.h: Adjust previous patch.
1312 Use __VMS__ instead of VMS.
1314 2012-03-12 Uros Bizjak <ubizjak@gmail.com>
1316 * config/i386/i386.md (setcc + movzbl to xor + setcc peephole2):
1317 Also convert sequences with CC setting arithmetic instruction.
1319 2012-03-11 Sandra Loosemore <sandra@codesourcery.com>
1321 * doc/invoke.texi (Option Summary): Move -no-integrated-cpp
1322 from C Language Options to Preprocessor Options.
1323 (C Dialect Options): Move -no-integrated-cpp documentation
1325 (Preprocessor Options): ...to here. Rewrite the description
1326 so it makes more sense, and remove discussion of merging front ends.
1328 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
1330 * config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
1332 (ix86_expand_setmem): Likewise.
1334 2012-03-11 Uros Bizjak <ubizjak@gmail.com>
1336 * config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using
1339 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
1341 * config/i386/i386.c (ix86_trampoline_init): Use movl for 64bit if
1342 ptr_mode == SImode. Replace DImode with Pmode or ptr_mode.
1344 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
1346 * config/i386/i386.c (x86_this_parameter): Replace DImode with Pmode.
1348 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
1350 * config/i386/i386.md (lwp_slwpcb): Check Pmode instead of
1353 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
1354 Uros Bizjak <ubizjak@gmail.com>
1356 * config/i386/predicates.md (call_insn_operand): Allow
1357 constant_call_address_operand in Pmode only.
1358 (sibcall_insn_operand): Ditto.
1359 * config/i386/i386.md (*call): Use W mode iterator instead of P mode.
1360 (*call_vzeroupper): Ditto.
1362 (*sibcall_vzeroupper): Ditto.
1363 (*call_value): Ditto.
1364 (*call_value_vzeroupper): Ditto.
1365 (*sibcall_value): Ditto.
1366 (*sibcall_value_vzeroupper): Ditto.
1367 (*indirect_jump): Ditto.
1368 (*tablejump_1): Ditto.
1369 (indirect_jump): Convert memory address to word mode for TARGET_X32.
1371 * config/i386/i386.c (ix86_expand_call): Convert indirect operands
1374 2012-03-11 Oleg Endo <olegendo@gcc.gnu.org>
1377 * config/sh/sh.md (movnegt): Expand into respective insns immediately.
1378 Use movrt_negc instead of negc pattern for non-SH2A.
1380 (*movrt_negc, *negnegt, *movtt, *movt_qi): New insns and splits.
1382 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
1384 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
1385 if Pmode != word_mode.
1386 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
1387 Pmode == SImode for TARGET_X32.
1389 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
1390 (tls_initial_exec_x32): Likewise.
1392 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
1394 PR rtl-optimization/52528
1395 * combine.c (can_combine_p): Add setting of subst_low_luid
1396 before call to expand_field_assignment().
1398 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
1400 * doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
1401 and related program names.
1403 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
1405 * doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".
1407 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
1410 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
1411 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
1413 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
1414 (*movdi_internal_rex64): Use %E operand modifier for lea.
1415 (*movsi_internal): Ditto.
1417 (*lea<mode>_2): Ditto.
1418 (*lea_{3,4,5,6}_zext): Ditto.
1419 (*tls_global_dynamic_32_gnu): Ditto.
1420 (*tls_global_dynamic_64): Ditto.
1421 (*tls_dynamic_gnu2_lea_32): Ditto.
1422 (*tls_dynamic_gnu2_lea_64): Ditto.
1423 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
1425 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
1427 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
1428 redefine to be NULL if the current bit-size is different from the
1429 configured bit-size.
1431 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
1432 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
1433 set the default tuning. Add asserts to make sure the cpu and tune
1434 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
1435 test whether the index is set, instead of > 0.
1436 (rs6000_file_start): Do not reset the default cpu if the current
1437 bit-size is different from the configured bit-size.
1439 2012-03-09 Tristan Gingold <gingold@adacore.com>
1441 * config/vms/vms-crtlmap.map: Add comments.
1442 Add entries needed to build Ada RTS.
1444 2012-03-09 Tristan Gingold <gingold@adacore.com>
1446 * ginclude/stddef.h: Do not define __size_t on VMS.
1448 2012-03-09 Tristan Gingold <gingold@adacore.com>
1450 * c-tree.h (c_default_pointer_mode): New variable.
1451 * c-decl.c (c_default_pointer_mode): New variable.
1452 (c_build_pointer_type): New function.
1453 (grokdeclarator): Call c_build_pointer_type instead
1454 of build_pointer_type.
1456 * config/vms/vms-c.c: Include c-tree.h
1457 (saved_pointer_mode): New variable.
1458 (handle_pragma_pointer_size): New function.
1459 (vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
1460 (vms_c_register_pragma): Register __pointer_size and
1461 __required_pointer_size pragmas.
1463 2012-03-09 Tristan Gingold <gingold@adacore.com>
1465 * config/vms/vms-c.c (vms_construct_include_filename): New function.
1466 (vms_c_register_includes): Reference it.
1468 2012-03-09 Andrew Pinski <apinski@cavium.com>
1471 * tree-ssa-phiopt.c: Include tree-pretty-print.h for
1473 (tree_ssa_phiopt_worker): Go through all the PHIs for
1474 value_replacement instead of just the singleton one.
1475 (value_replacement): Change return type to int. Return 0 instead of
1477 Allow the middle basic block to contain more than just the defining
1479 Handle non empty middle basic blocks.
1480 * Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.
1482 2012-03-09 Jiangning Liu <jiangning.liu@arm.com>
1484 * tree-scalar-evolution (interpret_rhs_expr): generate chrec for
1485 array reference and component reference.
1486 (analyze_scalar_evolution_for_address_of): New.
1488 2012-03-08 Jie Zhang <jzhang918@gmail.com>
1491 * config/bfin/bfin.c (hwloop_optimize): Fix unused variable warnings.
1492 (hwloop_pattern_reg): Fix set but not used warning.
1493 (bfin_reorg_loops): Remove unused parameter.
1494 (bfin_reorg): Update use of bfin_reorg_loops.
1496 2012-03-08 H.J. Lu <hongjiu.lu@intel.com>
1498 * config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
1499 with integer parameters in registers.
1500 (gen_push): Push register in word_mode instead of Pmode.
1501 (ix86_emit_save_regs): Likewise.
1502 (ix86_emit_save_regs_using_mov): Save integer registers in word_mode.
1503 (gen_pop): Pop register in word_mode instead of Pmode.
1504 (ix86_emit_restore_regs_using_pop): Likewise.
1505 (ix86_expand_prologue): Replace Pmode with word_mode for push
1506 immediate. Use ix86_gen_pro_epilogue_adjust_stack. Save and
1507 restore RAX and R10 in word_mode.
1508 (ix86_emit_restore_regs_using_mov): Restore integer registers
1510 (ix86_expand_split_stack_prologue): Save R10_REG and restore in
1512 (ix86_split_to_parts): Use word_mode with PUT_MODE for push.
1513 (ix86_split_long_move): Likewise.
1515 * config/i386/i386.md (W): New.
1516 (*push<mode>2_prologue): Replace :P with :W.
1517 (*pop<mode>1): Likewise.
1518 (*pop<mode>1_epilogue): Likewise.
1519 (push/pop peephole2): Use word_mode scratch registers.
1521 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
1523 * config/i386/predicates.md (indirect_branch_operand): Simplify.
1525 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
1527 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
1528 for constants in [-63,63].
1530 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
1534 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
1536 * config/i386/i386.c (ix86_print_operand_address): Only handle
1537 zero-extended DImode addresses.
1539 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1541 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
1542 * configure: Regenerate.
1544 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
1547 * config/avr/avr.c (avr_mem_clobber): New static function.
1548 (avr_expand_delay_cycles): Add memory clobber operand to
1549 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
1550 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
1551 (enable_interrupt, disable_interrupt): New expander.
1552 (nopv, sleep, wdr): New expanders.
1553 (delay_cycles_1): Add memory clobber.
1554 (delay_cycles_2): Add memory clobber.
1555 (delay_cycles_3): Add memory clobber.
1556 (delay_cycles_4): Add memory clobber.
1557 (cli_sei): New insn from former "enable_interrupt",
1558 "disable_interrupt" with memory clobber.
1559 (*wdt): New insn from former "wdt" with memory clobber.
1560 (*nopv): Similar, but for "nopv".
1561 (*sleep): Similar, but for "sleep".
1563 2012-03-07 Oleg Endo <olegendo@gcc.gnu.org>
1564 Kaz Kojima <kkojima@gcc.gnu.org>
1567 * config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
1568 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
1569 (SUBTARGET_OVERRIDE_OPTIONS): Define.
1571 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
1573 * config/i386/predicates.md (x86_64_zext_general_operand): New.
1574 * config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
1575 predicate to x86_64_zext_general_operand. Accept "Z" constraint.
1577 2012-03-07 Walter Lee <walt@tilera.com>
1579 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
1580 REG_CFA_* notes for the stack pointer.
1581 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
1582 EH_RETURN_STACKADJ_RTX.
1583 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
1584 generate REG_CFA_* notes for the stack pointer.
1585 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
1586 by EH_RETURN_STACKADJ_RTX.
1588 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
1590 * doc/invoke.texi (AVR Built-in Macros): Correct condition for
1591 when __AVR_3_BYTE_PC__ is defined.
1593 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
1595 * config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
1596 (ix86_print_operand): Handle '^'.
1597 * config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
1598 using P mode iterator. Add %^ to asm template to conditionally emit
1600 (*rep_movdi_rex64): Ditto.
1601 (*strsetdi_rex_1): Ditto.
1602 (*rep_stosdi_rex64): Ditto.
1603 (*strmov{si,hi,qi}_1): Add %^ to asm template to
1604 conditionally emit addr32 prefix.
1605 (*rep_mov{si,qi}): Ditto.
1606 (*strset{si,hi,qi}): Ditto.
1607 (*rep_stos{si,qi}): Ditto.
1608 (*cmpstrnqi_nz_1): Ditto.
1609 (*cmpstrnqi_1): Ditto.
1610 (*strlenqi_1): Ditto.
1612 2012-03-07 H.J. Lu <hongjiu.lu@intel.com>
1614 * config/i386/i386.c (function_value_64): Return pointers in
1615 word_mode instead of Pmode.
1616 (ix86_promote_function_mode): Likewise.
1618 2012-03-07 Richard Guenther <rguenther@suse.de>
1620 * coverage.c (get_gcov_type): Use type_for_mode.
1621 (get_gcov_unsigned_t): Likewise.
1622 * expr.c (store_constructor): Use type_for_mode.
1623 (try_casesi): Likewise.
1624 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size): Remove.
1625 (add_standard_iv_candidates): Use standard type trees.
1626 * dojump.c (do_jump): Remove dead code.
1628 2012-03-07 Richard Guenther <rguenther@suse.de>
1630 * c-typeck.c (pointer_diff): Use c_common_type_for_size.
1632 2012-03-07 Richard Guenther <rguenther@suse.de>
1634 * convert.c (strip_float_extensions): Move ...
1635 * tree.c (strip_float_extensions): ... here.
1637 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
1640 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
1642 2012-03-07 Richard Guenther <rguenther@suse.de>
1644 * omp-low.c (extract_omp_for_data): Use signed_type_for.
1645 (expand_omp_for_generic): Likewise.
1646 (expand_omp_for_static_nochunk): Likewise.
1647 (expand_omp_for_static_chunk): Likewise.
1648 * tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
1649 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
1650 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
1651 Use unsigned_type_for.
1652 (vect_create_cond_for_align_checks): Use signed_type_for.
1654 2012-03-07 Andrey Belevantsev <abel@ispras.ru>
1656 PR rtl-optimization/52203
1657 * sel-sched.c (estimate_insn_cost): New parameter pempty. Adjust
1658 all callers to pass NULL except ...
1659 (reset_sched_cycles_in_current_ebb): ... here, save the value
1660 in new variable 'empty'. Increase issue_rate only for
1663 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
1666 * Makefile.in: Let install-gcc-ar depend on installdirs,
1667 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
1668 Don't double canonicalize if cross-compiling.
1670 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
1673 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
1674 to: RAMPZ, RAMPY, RAMPX, RAMPD.
1675 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
1677 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
1680 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
1682 * config/avr/avr.md (xload_8): Adjust insn length.
1684 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
1687 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
1688 if RAMPZ affects reading from RAM.
1690 2012-03-07 Richard Guenther <rguenther@suse.de>
1694 * doc/invoke.texi (Precompiled Headers): Remove sentence that
1695 suggests you can include PCHs from inside another header.
1697 2012-03-07 Richard Sandiford <rdsandiford@googlemail.com>
1700 * rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.
1702 2012-03-07 Kai Tietz <ktietz@redhat.com>
1704 * doc/invoke.texi (fwritable-relocated-rdata): Document
1705 new Cygwin/MinGW target option.
1706 * config/i386/winnt.c (i386_pe_unique_section): Ignore
1707 reloc if flag -fwritable-relocated-rdata is not set.
1708 (i386_pe_section_type_flags): Likewise.
1709 * config/i386/cygming.opt (fwritable-relocated-rdata):
1710 Add new flag variable flag_writable_rel_rdata.
1712 2012-03-07 Richard Guenther <rguenther@suse.de>
1714 * tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
1715 precision against gimple constraints.
1717 2012-03-06 Richard Sandiford <rdsandiford@googlemail.com>
1720 * rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
1722 (GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
1723 * emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
1725 (init_emit_regs): Move associated initialization to...
1726 (init_emit_once): ...here.
1728 2012-03-06 Richard Henderson <rth@redhat.com>
1730 * config/m68k/m68k.h (ISA_HAS_TAS): New.
1731 * config/m68k/sync.md (atomic_test_and_set): Use it.
1732 (atomic_test_and_set_1): Likewise.
1734 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
1737 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
1738 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
1739 (vector_ltgt<mode>): Likewise.
1740 (vector_ordered<mode>): Likewise.
1741 (vector_unordered<mode>): Likewise.
1742 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
1744 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
1746 * trans-mem.c: New typedef for tm_region_p.
1747 Define vector types for tm_region_p.
1748 (tm_region_init): Replace region_worklist to a vector called
1751 2012-03-06 Richard Guenther <rguenther@suse.de>
1753 * fold-const.c (build_fold_addr_expr_with_type_loc): Fold
1754 MEM_REF with constant pointer operand.
1756 2012-03-06 Richard Guenther <rguenther@suse.de>
1759 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
1761 2012-03-06 Tristan Gingold <gingold@adacore.com>
1763 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle octaword.
1764 (external_model_kind): Improve documentation.
1765 (vms_pragma_extern_model): Handle relaxed_redef.
1766 (vms_c_register_pragma): Allow expansion for nomember_alignment.
1768 2012-03-06 Georg-Johann Lay <avr@gjlay.de>
1770 * doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
1771 Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
1772 Some more notes on EIND usage and reorder EIND subsection.
1774 2012-03-06 Tristan Gingold <gingold@adacore.com>
1776 * config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
1777 * config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.
1779 2012-03-06 Tristan Gingold <gingold@adacore.com>
1781 * config/vms/t-vmsnative (version): Define.
1782 * config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.
1784 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
1786 PR rtl-optimization/52250
1787 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
1788 to put note list into. Unconditionally call move_bb_info.
1789 (move_bb_info): Do not assert the blocks being in the same region,
1790 just drop the note list if they are not.
1792 2012-03-06 Oleg Endo <olegendo@gcc.gnu.org>
1795 * config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
1796 and use unified expansion logic.
1797 * config/sh/sh.md (xorsi3_movrt): Rename to movrt. Move
1798 closer to the existing movt insn.
1799 (negc): Rename insn to *negc. Add new expander.
1800 (movnegt): Use xor pattern for T bit negation. Reserve helper
1801 constant for negc pattern.
1802 (*movnegt): New insn and splitter.
1804 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
1806 * c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
1809 2012-03-05 Richard Henderson <rth@redhat.com>
1811 * genemit.c (main): Include "target.h" in insn-emit.c.
1812 * Makefile.in (insn-emit.o): Depend on TARGET_H.
1813 * config/sh/sync.md (atomic_test_and_set): Reference
1814 targetm.atomic_test_and_set_trueval instead of
1815 TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.
1817 2012-03-05 Joern Rennecke <joern.rennecke@embecosm.com>
1819 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
1822 2012-03-05 Steven Bosscher <steven@gcc.gnu.org>
1824 * langhooks.c (add_builtin_type): New function.
1825 * langhooks.h (add_builtin_type): Export it.
1826 * config/mep/mep.c (mep_init_builtins): Use it.
1827 * config/rs6000/rs6000.c (rs6000_init_builtins): Use it.
1829 2012-03-05 Jakub Jelinek <jakub@redhat.com>
1832 * tree.h (BLOCK_SAME_RANGE): Define.
1833 * function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
1834 if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
1835 Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
1836 isn't equal to supercontext fragment's fragment chain.
1837 Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
1839 (blocks_nreverse_all): Likewise.
1840 (reorder_blocks_1): Compute BLOCK_SAME_RANGE bits. Set
1841 BLOCK_SUPERCONTEXT to supercontext fragment instead of
1842 supercontext fragment's fragment origin.
1843 * dwarf2out.c (add_high_low_attributes): If stmt has the same
1844 range as its parent (or parents thereof etc.), use the parent's
1845 DW_AT_ranges value instead of creating a new .debug_ranges range.
1847 2012-03-05 Richard Henderson <rth@redhat.com>
1850 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
1851 * omp-low.c (expand_omp_atomic): Assume anything aligned to
1852 BIGGEST_ALIGNMENT is aligned.
1854 2012-03-05 Richard Henderson <rth@redhat.com>
1856 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
1857 * config/sh/sh.c: ... here.
1859 2012-03-05 Richard Henderson <rth@redhat.com>
1862 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
1863 instead of calling negqi2 directly.
1865 2012-03-05 Aldy Hernandez <aldyh@redhat.com>
1868 * trans-mem.c (tm_region_init): Use last_basic_block.
1870 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
1872 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
1873 * config/sh/sync.md (atomic_test_and_set): New expander.
1874 (tasb, atomic_test_and_set_soft): New insns.
1875 * config/sh/sh.opt (menable-tas): New option.
1876 * doc/invoke.texi (SH Options): Document it.
1878 2012-03-05 Richard Guenther <rguenther@suse.de>
1880 * cfgloop.c (verify_loop_structure): Verify dominators before
1882 * graphite-clast-to-gimple.c (graphite_verify): Do not verify
1883 dominators from here.
1884 * graphite-scop-detection.c (create_sese_edges): Likewise.
1885 * loop-doloop.c (doloop_optimize_loops): Likewise.
1886 * loop-init.c (loop_optimizer_init): Likewise.
1887 * loop-unroll.c (unroll_and_peel_loops): Likewise.
1888 * loop-unswitch.c (unswitch_loops): Likewise.
1889 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
1890 * tree-parloops.c (parallelize_loops): Likewise. Verify
1891 only when checking is enabled.
1892 * tree-loop-distribution.c (tree_loop_distribution): Likewise.
1894 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
1896 * genautomata.c (parse_automata_opt): New static function.
1897 (initiate_automaton_gen): Remove all option handling code. Remove
1898 argc argument. All callers changed.
1899 (main): Call init_rtx_reader_args_cb with the new function as argument.
1901 2012-03-05 Richard Guenther <rguenther@suse.de>
1903 * cfgexpand.c (gimple_expand_cfg): Free dominator info.
1904 * tree-if-conv.c (combine_blocks): Free post-dominator info
1906 * tree-parloops.c (create_parallel_loop): Free and re-compute
1907 dominator info after breaking it.
1909 2012-03-05 Richard Guenther <rguenther@suse.de>
1912 * optabs.h (trapv_unoptab_p): New function.
1913 (trapv_binoptab_p): Likewise.
1914 * optabs.c (expand_binop): Use emit_libcall_block_1 with
1915 a proper equiv_may_trap argument.
1916 (expand_unop): Likewise.
1917 (emit_libcall_block_1): Take extra argument whether the
1918 instruction may trap. Renamed from ...
1919 (emit_libcall_block): ... this. New wrapper.
1921 2012-03-05 Jakub Jelinek <jakub@redhat.com>
1923 PR tree-optimization/51721
1924 * tree-vrp.c (register_edge_assert_for_2): If comparing
1925 lhs of right shift by constant with an integer constant,
1926 add ASSERT_EXPRs for the rhs1 of the right shift.
1928 * cfgrtl.c (cfg_layout_merge_blocks): Cleanup.
1930 2012-03-05 Richard Guenther <rguenther@suse.de>
1932 * tree.c (integer_zerop): Handle VECTOR_CSTs.
1933 (integer_onep): Likewise.
1934 (integer_all_onesp): Likewise.
1936 2012-03-05 Georg-Johann Lay <avr@gjlay.de>
1938 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
1940 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
1942 * config/i386/i386.c (pro_epilogue_adjust_stack): Check Pmode
1943 instead of TARGET_64BIT.
1945 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
1947 * config/i386/i386.c (ix86_expand_prologue): Check Pmode to set
1950 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
1952 * config/i386/i386.c (ix86_print_operand_address): Only handle
1953 zero-extended DImode addresses.
1955 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
1957 * config/i386/i386.c (ix86_print_operand) <case '+'>: Declare
1958 taken and cputaken as bool.
1960 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
1962 * config/i386/constraints.md (Ya): New internal constraint.
1963 * config/i386/i386.md (zero_extendsidi2): Remove expansion.
1964 (*zero_extendsidi2_rex64): Add x,x alternative.
1965 (*zero_extendsidi2): Ditto. Add o,0 alternative.
1966 Remove flags reg clobber. Adjust corresponding splits.
1967 (zero_extend<mode>si2): Macroize expander from zero_extendhisi2 and
1968 zero_extendqisi2 expanders using SWI12 mode iterator.
1969 (zero_extend<mode>si2_and): Macroize insn from
1970 zero_extendhisi2_and and zero_extendqisi2_and. Merge corresponding
1972 (*zero_extend<mode>si2): Macroize insn from
1973 *zero_extendhisi2_movzbl and *zero_extendqisi2_movzbl.
1974 (*zero_extend*2_movzbl_and): Remove insn patterns.
1975 (zero_extendqihi2_and): Merge corresponding splitter.
1976 (*zero_extendqihi2): Rename from *zero_extendqihi2_movzbl.
1977 (*zero_extend*2_movzbl_and): Remove insn patterns.
1978 (*anddi_1): Split TYPE_IMOVX instructions.
1979 (*andsi_1): Use Ya for alternative 2. Split TYPE_IMOVX instructions.
1981 (and->zext splitter): Add splitter pattern.
1982 (zero extend with andsi3 splitter): Adjust zero_extend pattern.
1984 2012-03-04 Sandra Loosemore <sandra@codesourcery.com>
1986 * doc/invoke.texi (C++ Dialect Options): Minor copy-edits to
1988 (Debugging Options): Likewise.
1989 (Optimize Options): Likewise.
1990 (i386 and x86-64 Options): Discuss -march before -mtune, consistently
1991 with other architectures. Use official processor names with correct
1992 spelling/capitalization. Fix formatting and grammar issues.
1993 (i386 and x86-64 Windows Options): Similar cleanup here.
1995 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
1997 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
1999 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
2001 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
2002 DBX_REGISTER_NUMBER.
2004 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
2006 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
2007 operand is CONST_INT. Take COSTS_N_INSNS into account.
2008 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value
2011 2012-03-02 Richard Henderson <rth@redhat.com>
2013 * optabs.c (expand_atomic_test_and_set): Honor
2014 atomic_test_and_set_trueval even when atomic_test_and_set
2015 optab is not in use.
2017 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
2021 * config/sh/sh.c (sh_register_move_cost): Increase cost between
2022 GENERAL_REGS and FP_REGS for SImode.
2024 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
2027 * config/sh/sh.md (negdi2): Add TARGET_SH1 condition.
2028 (absdi2): New expander.
2029 (*absdi2, *negabsdi2, negdi_cond): New insns and splits.
2031 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
2033 * config/sh/sync.md (atomic_exchange<mode>): New expander.
2034 (atomic_exchange<mode>_soft): New insn.
2036 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
2038 * config/sh/sync.md: Update copyright notice dates.
2039 (atomic_compare_and_swap<mode>): Use SImode for return value instead
2041 (atomic_compare_and_swap<mode>_soft): Likewise.
2043 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
2046 * config/sh/sh.h (LOOP_ALIGN): Move logic to sh_loop_align.
2047 * config/sh/sh.c: Update copyright notice dates.
2048 (sh_loop_align): Add logic from LOOP_ALIGN. Don't disable loop
2049 alignment for TARGET_HARD_SH4.
2050 (sh_option_override): Reduce default function alignment. Set
2051 loop alignment to 4 bytes when not optimizing for size.
2053 2012-03-02 Maxim Kuvyrkov <maxim@codesourcery.com>
2056 * doc/invoke.texi (floop-flatten): Remove.
2057 * toplev.c (process_options): Remove references to flag_loop_flatten.
2058 * tree-ssa-loop.c (gate_graphite_transform): Same.
2059 * common.opt (floop-flatten): Obsolete.
2060 * graphite-poly.c (apply_poly_transforms): Remove reference to
2062 * Makefile.in (graphite-flattening.o): Remove.
2063 * graphite-flattening.c: Remove.
2065 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
2067 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
2068 having mode compatible with the mode of previous compare. Substitute
2069 compare mode of previous compare with the mode, compatible
2070 with eliminated and previous compare.
2072 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
2074 * config/rs6000/dfp.md (floatdidd2): New define_insn.
2076 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
2078 * config/i386/i386.c (ix86_cc_modes_compatible): Declare CCZmode
2079 compatible with CCGOCmode and CCGCmode.
2081 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
2083 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
2085 2012-03-02 Ulrich Weigand <ulrich.weigand@linaro.org>
2087 * config/arm/arm.c (arm_sat_operator_match): New function.
2088 * config/arm/arm-protos.h (arm_sat_operator_match): Add prototype.
2089 * config/arm/arm.md ("insn" attribute): Add "sat" value.
2090 ("SAT", "SATrev"): New code iterators.
2091 ("SATlo", "SAThi"): New code iterator attributes.
2092 ("*satsi_<SAT:code>"): New pattern.
2093 ("*satsi_<SAT:code>_shift"): Likewise.
2094 * config/arm/arm-fixed.md ("arm_ssatsihi_shift"): Add "insn"
2095 and "shift" attributes.
2096 ("arm_usatsihi"): Add "insn" attribute.
2097 * config/arm/predicates.md (sat_shift_operator): Allow multiplication
2098 by powers of two. Do not allow shift by 32.
2100 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
2103 * config/i386/i386.c (construct_container): Use gen_reg_or_parallel
2104 to pass the argument in the register of "natural" mode.
2106 2012-03-02 Richard Guenther <rguenther@suse.de>
2108 PR tree-optimization/52406
2109 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
2110 (struct indices): Add unconstrained_base member.
2111 (struct dr_alias): Remove unused vops member.
2112 (DR_UNCONSTRAINED_BASE): New define.
2113 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
2114 add indices to allow their disambiguation. Make DR_BASE_OBJECT
2115 be an artificial access that covers the whole indexed object,
2116 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
2117 plain decl base-objects to their MEM_REF variant.
2118 (dr_may_alias_p): When the base-object of either data reference
2119 has unknown size use only points-to information.
2120 (compute_affine_dependence): Make dumps easier to read and
2122 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
2123 DR_REF when looking for packed references.
2124 (vect_supportable_dr_alignment): Likewise.
2126 2012-03-02 Greta Yorsh <Greta.Yorsh@arm.com>
2128 * config/arm/arm-ldmstm.ml (write_ldm_commutative_peephole):
2129 Improve conditions for peepholes of loads followed by commutative
2131 * config/arm/ldmstm.md: Regenerated.
2133 2012-03-02 Richard Guenther <rguenther@suse.de>
2135 * BASE-VER: Set to 4.8.0.
2137 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
2139 * config.gcc (obsolete): Add all ARM targets using the FPA.
2140 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
2141 * doc/install.texi: Avoid references to obsolete ARM ports.
2143 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
2145 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
2147 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
2148 Joern Rennecke <joern.rennecke@embecosm.com>
2150 * doc/extend.texi: Expand and update information on interrupt
2151 attribute for Epiphany.
2153 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
2155 * config/sh/sh-protos.h: Update copyright notice dates.
2156 * config/sh/sh.h: Likewise.
2157 * config/sh/sh.md: Likewise.
2158 * config/sh/constraints.md: Likewise.
2159 * config/sh/predicates.md: Likewise.
2161 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
2163 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
2164 * config/sh/sh.c (tertiary_reload_operand): Likewise.
2166 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
2168 * config/sh/constraints.md: Fix comment typo.
2170 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2173 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
2174 unsigned HOST_WIDE_INT.
2175 (zvdep_imm64): Likewise.
2176 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
2177 (vdepi_and): Likewise.
2178 Likewise for unamed 64-bit patterns.
2179 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
2181 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
2184 PR rtl-optimization/52417
2185 * cselib.c (cselib_any_perm_equivs): New variable.
2186 (cselib_reset_table): Check that it's not set when not
2187 preserving constants.
2188 (cselib_add_permanent_equiv): Set it.
2189 (cselib_have_permanent_equivalences): New.
2190 (cselib_init, cselib_finish): Reset it.
2191 * cselib.h (cselib_have_permanent_equivalences): Declare.
2192 * alias.c (get_addr): Restore earlier behavior when there
2193 aren't permanent equivalences.
2195 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
2197 * config/mn10300/mn10300-modes.def: Fix copyright notice.
2198 * config/v850/v850-modes.def: Fix copyright notice.
2200 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
2202 * doc/extend.texi (AVR Built-in Functions): Document
2203 __builtin_avr_flash_segment.
2205 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
2206 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
2207 (*split.flash_segment): New insn-and-split.
2208 * config/avr/avr.c (avr_init_builtins): Add local variables:
2209 const_memx_void_node, const_memx_ptr_type_node,
2210 char_ftype_const_memx_ptr.
2212 2012-03-01 Jakub Jelinek <jakub@redhat.com>
2214 PR tree-optimization/52445
2215 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
2216 add ssa_name_ver, offset and size fields and change store field
2218 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
2219 (add_or_mark_expr): Likewise. Only consider previous stores
2220 with the same size and offset.
2221 (nt_init_block): Only look at gimple_assign_single_p stmts,
2222 doesn't look at rhs2.
2224 2012-03-01 Richard Guenther <rguenther@suse.de>
2227 * tree-cfg.c (verify_gimple_assign_unary): Allow any
2228 conversions from integral types to pointer types.
2230 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
2232 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
2233 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
2234 unintentionally removed in r184616.
2236 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
2238 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
2241 2012-02-29 Jakub Jelinek <jakub@redhat.com>
2242 Uros Bizjak <ubizjak@gmail.com>
2245 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
2246 alternatives, add "e" constraint to the new last alternative
2247 and ! to last 3 alternatives.
2249 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
2251 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
2252 DW_AT_artificial attributes at the end of the processing.
2253 (gen_array_type_die): Likewise.
2254 (gen_enumeration_type_die): Likewise.
2255 (gen_struct_or_union_type_die): Likewise.
2256 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
2259 2012-02-29 Jakub Jelinek <jakub@redhat.com>
2262 * expr.c (expand_assignment): If doing misaligned store that doesn't
2263 cover all mode bits, perform a RMW cycle.
2265 PR tree-optimization/52429
2266 * tree-parloops.c (separate_decls_in_region_debug): Return early
2267 if var is LABEL_DECL.
2269 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2271 PR tree-optimization/52424
2272 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
2273 calling dom_thread_across_edge.
2275 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
2277 * config/avr/avr.c: Move definition of TARGET macros to end of file.
2279 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
2281 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
2282 * config/avr/avr.c (avr_output_bld): Remove unused function.
2283 (avr_out_sbxx_branch): Use "%T" to print bit position.
2285 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
2287 * config/avr/avr.md: Untabify.
2289 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
2291 * config/avr/avr.md (eqne): New code iterator.
2292 (*dec-and-branchsi): Use it in text peephole's condition.
2293 (*dec-and-branchhi): Ditto.
2294 (*dec-and-branchqi): Ditto.
2296 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
2299 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
2300 the device does not have the skip-bug.
2302 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
2304 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
2305 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
2306 -mpretend-cmove): New.
2308 2012-02-29 Jakub Jelinek <jakub@redhat.com>
2311 * df.h (struct df_d): Adjust comment that hard_regs_live_count
2312 doesn't count DEBUG_INSN refs.
2313 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
2314 for DEBUG_INSN refs.
2316 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2320 2012-02-20 Richard Guenther <rguenther@suse.de>
2321 PR tree-optimization/52298
2322 * tree-vect-stmts.c (vectorizable_load): Properly use
2323 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
2326 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
2329 * gimple.h (gimple_in_transaction): New.
2330 (gimple_set_in_transaction): New.
2331 (struct gimple_statement_base): Add in_transaction field.
2332 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
2334 (tree_ssa_lim_initialize): Compute transaction bits.
2335 * tree.h (compute_transaction_bits): Protoize.
2336 * trans-mem.c (tm_region_init): Use the heap to store BB
2338 (compute_transaction_bits): New.
2340 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2342 * gcc.c (display_help): Document --help=common and sort entries
2345 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2347 * doc/install.texi: Document check-$LANG specific shortcuts
2349 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2352 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
2354 * config/arm/arm_neon.h: Regenerate.
2355 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
2356 (neon_vcgeu): New insn.
2357 (neon_vcgtu): Likewise.
2358 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
2359 (ops): Unsigned comparison intrinsics call a different builtin.
2361 2012-02-28 Richard Guenther <rguenther@suse.de>
2364 * config/i386/i386.c (ix86_expand_vector_set): Fix element
2365 ordering for the VEC_CONCAT for two element vectors for
2366 V2SFmode, V2SImode and V2DImode.
2368 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
2371 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
2372 detecting big-endian triplets.
2374 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
2376 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
2377 mode if there is no type information available.
2379 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
2381 PR tree-optimization/53207
2382 * doc/invoke.texi: Document as experimental and relying on graphite.
2384 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
2386 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
2387 of initializer to changes from r184614.
2389 2012-02-28 Richard Guenther <rguenther@suse.de>
2391 PR tree-optimization/52395
2392 * tree-sra.c (build_ref_for_offset): Also look at the base
2393 TYPE_ALIGN when figuring out the alignment of the replacement.
2395 2012-02-28 Richard Guenther <rguenther@suse.de>
2397 PR tree-optimization/52402
2398 * ipa-prop.c (ipa_modify_call_arguments): Properly use
2399 mis-aligned types when creating the accesses at the call site.
2401 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
2403 * config/avr/builtins.def: New file.
2404 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
2405 * config/avr/avr.c (enum avr_builtin_id): Use it.
2406 (avr_init_builtins): Use it. And use avr_bdesc.
2407 (bdesc_1arg): Remove.
2408 (bdesc_2arg): Remove.
2409 (bdesc_3arg): Remove.
2410 (struct avr_builtin_description): Add field n_args.
2411 (avr_bdesc): New static variable using builtins.def.
2412 (avr_expand_builtin): Use it.
2413 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
2414 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
2415 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
2417 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
2420 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
2421 match only one single hard register with respective hard reg rtx.
2422 (movmemx_<mode>): Ditto.
2423 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
2424 insn anatomy of movmem[x]_<mode>.
2425 (avr_out_movmem): Same for printing assembler and operand usage.
2427 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
2431 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
2432 address spaces located outside of device flash.
2434 * config/avr/avr.h (base_arch_s): Remove field n_segments.
2435 (mcu_type_s): Add field n_flash.
2436 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
2437 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
2438 (AVR_MCU): Add N_FLASH argument.
2439 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
2440 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
2441 macro __FLASH<n> if that address space makes sense for the device.
2442 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
2443 outside of target flash.
2444 (avr_asm_named_section): Ditto.
2445 (avr_asm_select_section): Ditto.
2446 (avr_addr_space_convert): Ditto.
2447 (avr_emit_movmemhi): Ditto.
2448 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
2449 address space is outside of device flash.
2450 (avr_insert_attributes): Ditto.
2451 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
2452 avr_current_arch->n_segments.
2454 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
2457 * config/i386/i386.md (*movabs<mode>_1): Enable only for TARGET_LP64.
2458 (*movabs<mode>_2): Likewise.
2460 2012-02-27 Jakub Jelinek <jakub@redhat.com>
2463 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
2464 s_register_operand in the test instead of REG_P. Don't call
2465 gen_reg_rtx if it won't be used.
2467 PR tree-optimization/52376
2468 * ipa-split.c (split_function): Ignore CLOBBER stmts.
2470 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
2472 * ifcvt.c (noce_get_condition): Check condition variable is not
2473 small_register_classes_for_mode_p before accepting.
2475 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
2477 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
2479 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2482 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2483 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
2485 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
2487 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
2489 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
2491 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
2493 * config/sh/predicates.md: Remove blank lines.
2494 * config/sh/sh.c: Fix typos in comments.
2495 * config/sh/constraints.md: Likewise.
2496 * config/sh/sh.md: Remove blank lines.
2497 Fix typos in comments. Use ;; as comment characters.
2499 2012-02-26 Walter Lee <walt@tilera.com>
2501 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
2502 (replace_mov_pcrel_step2): Ditto.
2504 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
2507 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
2508 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
2509 and locs that reference values newer than the non-canonical value
2510 at hand. Return the canonical value as a worst case.
2511 (memrefs_conflict_p): Walk canonical value's locs.
2514 * cselib.c (preserve_only_constants): Rename to...
2515 (preserve_constants_and_equivs): ... this. Split out...
2516 (invariant_or_equiv_p): ... this. Preserve plus expressions
2517 of other preserved expressions too.
2518 (cselib_reset_table): Adjust.
2519 * var-tracking.c (reverse_op): Use canonical value to build
2522 2012-02-23 Kai Tietz <ktietz@redhat.com>
2524 * config/i386/i386.c (ix86_delegitimize_address): Handle
2525 UNSPEC_PCREL plus displacement.
2527 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
2530 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
2531 to test for unusedness in st X addressing.
2533 2012-02-24 Richard Guenther <rguenther@suse.de>
2536 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
2537 (is_gimple_reg_type): Move inline ...
2538 * gimple.h (is_gimple_reg_type): ... here.
2540 2012-02-24 Richard Guenther <rguenther@suse.de>
2543 * passes.c (execute_function_todo): When verifying SSA form
2544 verify gimple form first.
2545 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
2547 2012-02-24 Richard Guenther <rguenther@suse.de>
2550 * fold-const.c (fold_addr_of_array_ref_difference): New function.
2551 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
2553 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2555 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
2557 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2559 * tree-phinodes.c (make_phi_node): Mark static.
2560 * tree-flow.h (make_phi_node): Remove extern decl.
2561 * doc/gimple.texi (make_phi_node): Remove documentation.
2563 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2565 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
2566 * tree-ssa-sccvn.c (print_scc): Ditto.
2568 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2570 * doc/passes.texi (Full redundancy elimination): Fix typo.
2572 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2574 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
2576 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
2579 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
2581 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
2584 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
2586 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
2588 * config/avr/avr.md (code_stdname): Add ior, xor.
2589 (xior): New code iterator.
2590 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
2591 (*<code_stdname><mode>qi.byte1-3): Ditto.
2593 2012-02-23 Jakub Jelinek <jakub@redhat.com>
2595 PR tree-optimization/52019
2596 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
2599 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2601 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
2602 HAVE_INITFINI_ARRAY to work around namespace pollution in
2603 certain versions of newlib system headers.
2604 * config.in: Regenerate.
2605 * configure: Regenerate.
2606 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
2607 instead of HAVE_INITFINI_ARRAY.
2609 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
2612 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
2613 is not offsettable memory reference.
2615 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
2618 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
2619 setting avr_need_clear_bss_p for __gnu_lto* symbols.
2621 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
2623 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
2624 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
2626 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2628 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
2629 library on Solaris 8 even without TLS support.
2630 * configure: Regenerate.
2632 2012-02-22 Richard Guenther <rguenther@suse.de>
2635 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
2636 for GIMPLE_DEBUG stmts.
2638 2012-02-22 Martin Jambor <mjambor@suse.cz>
2641 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
2642 according to the base object.
2644 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
2646 PR rtl-optimization/50063
2647 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
2648 and 2 (8-bit SP) in operand 2.
2649 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
2650 setup to use movhi_sp_r instead of vanilla move to write SP.
2651 Adjust REG_CFA notes to superseed unspec.
2652 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
2654 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
2655 known to be off) only with TARGET_NO_INTERRUPTS. Never use
2656 irq_state 1 (IRQ known to be on) here.
2658 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
2660 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
2662 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
2663 assign_hard_reg): Likewise.
2665 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
2667 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
2669 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
2672 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
2673 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
2675 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
2677 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
2678 prototype from here to...
2679 * config/avr/avr.h: ...here.
2681 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
2684 * thumb2.md (thumb2_shiftsi3_short): Split register and
2685 immediate shifts. For register shifts tie operands 0 and 1.
2686 (peephole2 for above): Check that register-controlled shifts
2687 have suitably tied operands.
2689 2012-02-21 Quentin Neill <quentin.neill@amd.com>
2692 * config/i386/bdver1.md (bdver1_call, bdver1_push,
2693 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
2694 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
2695 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
2696 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
2697 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
2698 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
2699 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
2700 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
2701 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
2702 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
2703 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
2704 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
2705 bdver1_ssevector_avx256_unaligned_load,
2706 bdver1_ssevector_sse128_unaligned_load,
2707 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
2708 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
2709 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
2710 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
2711 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
2712 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
2713 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
2714 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
2715 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
2716 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
2717 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
2718 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
2719 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
2720 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
2721 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
2722 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
2723 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
2724 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
2725 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
2726 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
2727 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
2728 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
2729 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
2730 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
2731 bdver1_ssediv_double_load, bdver1_ssediv_double,
2732 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
2733 Add "bdver2" attribute.
2735 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2737 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
2738 default if possible and not specified otherwise.
2740 2012-02-21 Richard Guenther <rguenther@suse.de>
2743 * gimplify.c (create_tmp_from_val): Use the main variant type
2744 for the type of the temporary we create.
2746 2012-02-21 Richard Guenther <rguenther@suse.de>
2748 PR tree-optimization/52324
2749 * gimplify.c (gimplify_expr): When re-gimplifying expressions
2750 do not gimplify a MEM_REF address operand if it is already
2753 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2755 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
2756 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
2758 2012-02-21 Richard Guenther <rguenther@suse.de>
2760 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
2761 nested_in_vect_loop.
2763 2012-02-21 Jakub Jelinek <jakub@redhat.com>
2765 PR tree-optimization/52318
2766 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
2767 vdef also to non-pure/const call stmts in the sequence.
2769 2012-02-21 Tristan Gingold <gingold@adacore.com>
2771 * config/vms/vms-ld.c (main): Fix IDENTIFICATION padding.
2773 2012-02-20 David S. Miller <davem@davemloft.net>
2775 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
2776 don't use the "rd %pc" instruction on v9 for PIC register loads.
2778 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
2781 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
2782 in a transaction safe function.
2784 2012-02-20 Kai Tietz <ktietz@redhat.com>
2787 * stor-layout.c (place_field): Handle desired_align for
2790 2012-02-20 Richard Guenther <rguenther@suse.de>
2792 PR tree-optimization/52298
2793 * tree-vect-stmts.c (vectorizable_store): Properly use
2794 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
2796 (vectorizable_load): Likewise.
2797 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
2798 Access DR_STEP after ensuring it is not NULL.
2800 2012-02-20 Jakub Jelinek <jakub@redhat.com>
2802 PR tree-optimization/52286
2803 * fold-const.c (fold_binary_loc): For (X & C1) | C2
2804 optimization use double_int_to_tree instead of build_int_cst_wide,
2805 rewrite to use double_int vars.
2807 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2810 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
2812 Remove -e 0 from $gcc_cv_ld invocation.
2813 Only use __GLIBC_PREREQ if defined.
2814 Enable on Solaris since Solaris 8 patch.
2815 (gcc_SUN_LD_VERSION): New macro.
2816 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
2817 gcc_SUN_LD_VERSION for version number format.
2818 * configure: Regenerate.
2819 * varasm.c (get_elf_initfini_array_priority_section): Set
2820 SECTION_NOTYPE for non-default priority.
2821 Use get_section instead of get_unnamed_section to emit
2822 .init_array/.fini_array with default priority.
2824 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
2826 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
2827 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
2828 (mips_start_unique_function, mips_output_mips16_rdhwr)
2829 (mips_code_end): New functions.
2830 (TARGET_ASM_CODE_END): Define.
2832 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
2834 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
2835 to stubs with non-sibling calls.
2837 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
2839 * doc/invoke.texi (-fira-* options): Copy-edit.
2840 (ira-* parameters): Copy-edit.
2842 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
2844 * doc/invoke.texi: Minor copy-edits to bring into conformance with
2845 GCC coding conventions.
2847 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
2849 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
2850 when used as adjectives.
2852 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
2854 * doc/invoke.texi: Clean up "that"/"which" confusion.
2856 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
2858 * system.h: Poison SMALL_REGISTER_CLASSES
2859 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
2860 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
2862 2012-02-16 Jakub Jelinek <jakub@redhat.com>
2864 PR tree-optimization/52285
2865 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
2866 when deciding if a call is a tail call or tail recursion.
2868 2012-02-16 Kai Tietz <ktietz@redhat.com>
2870 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
2871 interger-constant displacement for UNSPEC_PCREL.
2873 2012-02-16 Jakub Jelinek <jakub@redhat.com>
2875 PR rtl-optimization/52208
2876 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
2877 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
2879 PR tree-optimization/52255
2880 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
2881 loop->header has virtual PHI, but exit_e->dest doesn't, add
2882 virtual PHI to exit_e->dest and adjust all uses after the loop.
2885 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
2886 children with clone_tree_hash, not after it.
2888 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
2890 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
2891 extended identifiers.
2893 2012-02-16 Jakub Jelinek <jakub@redhat.com>
2896 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
2897 a same_body_alias, also test whether e->callee isn't a former
2898 or current clone of the decl this is a same body alias of.
2900 PR translation/52264
2901 * cgraphunit.c (verify_cgraph_node): Fix a typo.
2903 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
2905 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
2907 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
2910 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
2911 force_reg instead of copy_to_reg for better optimization. Force
2912 non-register or memory operands into a register.
2914 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
2916 * extend.texi: Reserve upper bits of memory model for future use.
2918 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
2919 Anatoly Sokolov <aesok@post.ru>
2920 Eric Weddington <eric.weddington@atmel.com>
2923 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
2924 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
2925 Rewrite initializers for .macro.
2926 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
2927 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
2928 atxmega32d4, atxmega32x1.
2929 avrxmega4: atxmega64a3, atxmega64d3.
2930 avrxmega5: atxmega64a1, atxmega64a1u.
2931 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
2932 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
2933 avrxmega7: atxmega128a1, atxmega128a1u.
2934 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
2935 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
2936 (struct base_arch_s): Rename reserved to xmega_p.
2937 Rename reserved2 to have_rampd.
2938 (AVR_XMEGA): New define.
2939 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
2940 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
2941 * config/avr/predicates.md (io_address_operand): Take into
2943 (low_io_address_operand): Ditto.
2944 (high_io_address_operand): Ditto.
2945 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
2946 (enabled, movhi_sp_r): Use them.
2947 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
2948 cpp_define_formatted to built-in define __AVR_ARCH__.
2949 (__AVR_XMEGA__): New built-in define.
2950 (__AVR_HAVE_RAMPD__): New built-in define.
2951 (__AVR_HAVE_RAMPX__): New built-in define.
2952 (__AVR_HAVE_RAMPY__): New built-in define.
2953 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
2955 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
2956 (avr_option_override): Initialize them.
2957 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
2958 (avr_init_expanders): Initialize them. No more block several calls.
2959 (emit_push_sfr): New static function.
2960 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
2962 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
2963 (avr_print_operand): Print addreeses as symbols for
2964 RAMPX, RAMPY, RAMPD, CCP.
2965 (output_movhi): Handle AVR_XMEGA when writing to SP.
2966 (avr_out_movhi_mr_r_xmega): New static function.
2967 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
2968 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
2969 __RAMPD__, __CCP__ as needed.
2971 * config/avr/multilib.h: Regenerate.
2972 * config/avr/t-multilib: Regenerate.
2973 * config/avr/avr-tables.opt: Regenerate.
2975 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
2977 PR tree-optimization/50561
2978 * graphite-flattening.c (lst_project_loop): Do not
2979 remove old scattering dimensions after flattening.
2980 (lst_do_flatten): Likewise.
2982 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
2984 * doc/extend.texi (AVR Built-in Functions): Remove doc for
2985 __builtin_avr_map8, __builtin_avr_map16.
2986 Document __builtin_avr_insert_bits.
2988 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
2989 (insert_bits): New insn.
2990 (adjust_len.map_bits): Rename to insert_bits.
2991 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
2992 * avr-protos.h (avr_out_map_bits): Remove.
2993 (avr_out_insert_bits, avr_has_nibble_0xf): New.
2994 * config/avr/constraints.md (Cxf,C0f): New.
2995 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
2996 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
2997 New built-in define __BUILTIN_AVR_INSERT_BITS.
2998 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
2999 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
3000 (avr_move_bits): Rewrite.
3001 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
3003 (avr_map_op_t): New typedef.
3004 (avr_map_op): New static variable.
3005 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
3006 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
3007 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
3008 (bdesc_3arg, avr_expand_triop_builtin): New.
3009 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
3010 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
3011 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
3012 (avr_map_equal_p, avr_map_sig_p): Remove.
3013 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
3014 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
3015 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
3016 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
3017 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
3018 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
3020 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
3022 * config/c6x/c6x.md (reserve_cycles): New attribute.
3023 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
3024 don't reserve functional units after the branch occurs.
3026 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
3029 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
3030 functions into non-tm_pure functions.
3032 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
3035 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
3036 (iterative_hash_canonical_type): Likewise.
3037 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
3040 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
3042 * haifa-sched.c (prune_ready_list): Ensure that if there is a
3043 sched-group insn, it either remains alone or the entire list is pruned.
3045 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
3047 * doc/install.texi (Prerequisites): Fix grammar.
3048 (Configuration): Likewise.
3050 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
3052 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
3053 MPC as part of GCC before describing configuring with --with-gmp etc.
3054 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
3055 sources are present.
3057 2012-02-14 Jakub Jelinek <jakub@redhat.com>
3060 * dwarf2out.c (clone_tree_hash): New function.
3061 (copy_decls_walk): Use it instead of clone_tree.
3063 2012-02-14 Richard Guenther <rguenther@suse.de>
3065 PR tree-optimization/52244
3066 PR tree-optimization/51528
3067 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
3068 replacements for integral types.
3070 2012-02-14 Walter Lee <walt@tilera.com>
3072 * config.gcc: Handle tilegx and tilepro.
3073 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
3075 Add HAVE_AS_TLS check for tilegx and tilepro.
3076 * configure: Regenerate.
3077 * doc/contrib.texi: Add Mat Hostetter and self.
3078 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
3079 Document instruction intrinsics and network accessing intrinsics.
3080 (TILEPro Built-in Functions): New node. Document instruction
3081 intrinsics and network accessing intrinsics.
3082 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
3083 (Specific, tilepro-*-linux*): Likewise.
3084 * doc/invoke.texi (TILE-Gx Options): New section.
3085 (TILEPro Options): New section.
3086 * doc/md.texi (TILE-Gx): New section.
3087 (TILEPro): New section.
3088 * common/config/tilegx/tilegx-common.c: New file.
3089 * common/config/tilepro/tilepro-common.c: New file.
3090 * config/tilegx/constraints.md: New file.
3091 * config/tilegx/linux.h: New file.
3092 * config/tilegx/mul-tables.c: New file.
3093 * config/tilegx/predicates.md: New file.
3094 * config/tilegx/sync.md: New file.
3095 * config/tilegx/t-tilegx: New file.
3096 * config/tilegx/tilegx-builtins.h: New file.
3097 * config/tilegx/tilegx-c.c: New file.
3098 * config/tilegx/tilegx-generic.md: New file.
3099 * config/tilegx/tilegx-modes.def: New file.
3100 * config/tilegx/tilegx-multiply.h: New file.
3101 * config/tilegx/tilegx-protos.h: New file.
3102 * config/tilegx/tilegx.c: New file.
3103 * config/tilegx/tilegx.h: New file.
3104 * config/tilegx/tilegx.md: New file.
3105 * config/tilegx/tilegx.opt: New file.
3106 * config/tilepro/constraints.md: New file.
3107 * config/tilepro/gen-mul-tables.cc: New file.
3108 * config/tilepro/linux.h: New file.
3109 * config/tilepro/mul-tables.c: New file.
3110 * config/tilepro/predicates.md: New file.
3111 * config/tilepro/t-tilepro: New file.
3112 * config/tilepro/tilepro-builtins.h: New file.
3113 * config/tilepro/tilepro-c.c: New file.
3114 * config/tilepro/tilepro-generic.md: New file.
3115 * config/tilepro/tilepro-modes.def: New file.
3116 * config/tilepro/tilepro-multiply.h: New file.
3117 * config/tilepro/tilepro-protos.h: New file.
3118 * config/tilepro/tilepro.c: New file.
3119 * config/tilepro/tilepro.h: New file.
3120 * config/tilepro/tilepro.md: New file.
3121 * config/tilepro/tilepro.opt: New file.
3123 2012-02-14 Jakub Jelinek <jakub@redhat.com>
3125 PR tree-optimization/52210
3126 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
3127 vect_model_simple_cost with two entry vect_def_type array instead
3128 of an address of dt.
3130 2012-02-14 Richard Guenther <rguenther@suse.de>
3133 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
3134 Do not stream DECL_QUALIFIER.
3135 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
3136 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
3137 (find_decls_types_r): Do not walk DECL_QUALIFIER.
3139 2012-02-14 Jakub Jelinek <jakub@redhat.com>
3142 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
3145 2012-02-13 Jakub Jelinek <jakub@redhat.com>
3148 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
3149 * cselib.c (cselib_subst_to_values_from_insn): New function.
3150 * sched-deps.c (add_insn_mem_dependence,
3151 sched_analyze_1, sched_analyze_2): Use it.
3153 2012-02-13 Jan Hubicka <jh@suse.cz>
3156 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
3158 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
3160 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
3161 (GTM_SELF_SPECS): Define if not already defined.
3162 (driver_self_specs): Add GTM_SELF_SPECS.
3163 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
3164 (GTM_SELF_SPECS): Define.
3165 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
3166 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
3168 2012-02-13 Jakub Jelinek <jakub@redhat.com>
3170 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
3173 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
3176 * omp-low.c (expand_omp_for): If a static schedule without chunk size
3177 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
3179 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
3182 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
3184 2012-02-13 Richard Guenther <rguenther@suse.de>
3186 PR translation/52211
3187 * passes.c (enable_disable_pass): Fix typo.
3189 2012-02-13 Jakub Jelinek <jakub@redhat.com>
3192 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
3193 XOR for reduce_bit_field if type is unsigned.
3195 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
3197 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
3198 disallow changes from SFmode to mode with different size in FP regs.
3200 2012-02-12 Robert Millan <rmh@gnu.org>
3201 Gerald Pfeifer <gerald@pfeifer.com>
3203 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
3206 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
3208 PR rtl-optimization/52175
3209 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
3210 to frame-related instructions.
3212 2012-02-10 Jason Merrill <jason@redhat.com>
3215 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
3216 (demangle_new_symbols): Fill it.
3217 (scan_linker_output): Walk it.
3218 (start_tweaking): Split out from scan_linker_output.
3219 (maybe_tweak): Update sym->chosen.
3220 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
3222 2012-02-11 Jakub Jelinek <jakub@redhat.com>
3225 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
3227 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
3229 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
3230 having the same mode as previous compare.
3232 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
3234 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
3235 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
3236 (nonlocal_goto_internal): Likewise.
3237 (nonlocal_goto): Emit a use and an indirect jump directly.
3239 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
3242 * doc/extend.texi : Update comments for __atomic_compare_exchange and
3243 __atomic_{is,always}_lock_free.
3245 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
3248 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
3249 negative constant address for TARGET_X32.
3251 2012-02-10 Richard Henderson <rth@redhat.com>
3253 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
3254 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
3255 for GIMPLE_TRANSACTION. Tidy if's into a switch.
3257 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3258 Ira Rosen <irar@il.ibm.com>
3260 PR tree-optimization/50031
3261 * targhooks.c (default_builtin_vectorization_cost): Handle
3263 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
3264 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
3265 all types of reduction and pattern statements.
3266 (vect_estimate_min_profitable_iters): Likewise.
3267 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
3268 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
3269 for explicit realigns.
3270 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
3271 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
3273 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
3274 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
3275 vec_perm for VSX and handle vec_promote_demote.
3277 2012-02-10 Jakub Jelinek <jakub@redhat.com>
3280 * builtins.c (fold_builtin_atomic_always_lock_free,
3281 expand_builtin_atomic_always_lock_free,
3282 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
3283 Return and/or test boolean_true_node/boolean_false_node instead of
3284 integer_one_node/integer_zero_node.
3286 2012-02-10 Jan Hubicka <jh@suse.cz>
3289 * predict.c (predict_paths_for_bb): Prevent looping.
3290 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
3292 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
3294 * config/arm/arm.c (output_move_double): In one case properly
3295 count number of instructions that will be emitted.
3297 2012-02-10 Richard Guenther <rguenther@suse.de>
3299 PR translation/52193
3300 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
3302 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
3305 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
3307 2012-02-09 Jakub Jelinek <jakub@redhat.com>
3310 * var-tracking.c (emit_note_insn_var_location): If
3311 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
3312 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
3313 non-NOTE_DURING_CALL_P insn.
3315 2012-02-09 Bin Cheng <bin.cheng@arm.com>
3318 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
3320 2012-02-08 Magnus Granberg <zorry@gentoo.org>
3323 * gcc.c (switch_matches) Support switches with separated form,
3326 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
3328 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
3330 (RAMPZ_ADDR): Ditto.
3331 * config/avr/avr.c (avr_addr_t): New typedef.
3332 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
3333 (avr_init_expanders): Initialize it.
3334 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
3336 (expand_epilogue): Ditto.
3337 (avr_print_operand): Ditto.
3338 (avr_file_start): Ditto.
3339 (avr_emit_movmemhi): Ditto.
3341 2012-02-08 Richard Guenther <rguenther@suse.de>
3343 PR tree-optimization/46886
3344 * tree-flow.h (do_while_loop_p): Declare.
3345 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
3346 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
3348 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
3350 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
3351 always succeed for integers larger than a native word.
3353 2012-02-08 Richard Guenther <rguenther@suse.de>
3355 PR rtl-optimization/52170
3356 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
3357 properly handle integer vector modes.
3359 2012-02-08 Jakub Jelinek <jakub@redhat.com>
3361 PR gcov-profile/52150
3362 * coverage.c: Include target.h.
3363 (build_var): Call targetm.strip_name_encoding on the assembler name.
3364 Change one _ into . or $ if the target allows it.
3365 * Makefile.in (coverage.o): Depend on $(TARGET_H).
3367 PR rtl-optimization/52139
3368 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
3369 is a BARRIER after emit_insn_after_noloc, move BB_END
3370 to the last non-BARRIER insn before it.
3372 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
3375 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
3376 (mips_gimplify_va_arg_expr): Call it instead of
3377 std_gimplify_va_arg_expr.
3379 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
3381 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
3382 message for -mno-pointers-to-nested-function.
3384 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
3387 * expr.c (get_inner_reference): If there is an offset, add a negative
3388 bit position to it (if any).
3390 2012-02-07 Jakub Jelinek <jakub@redhat.com>
3392 PR rtl-optimization/52060
3393 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
3394 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
3395 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
3396 and/or i0src_copy2 when needed.
3398 2012-02-07 Jakub Jelinek <jakub@redhat.com>
3400 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
3401 or LTOPLUGINSONAME if have_c.
3403 * config/freebsd-spec.h: Add comment about what macros can be defined
3405 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
3406 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
3409 2012-02-07 Richard Guenther <rguenther@suse.de>
3411 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
3412 newline in -alias dumps.
3414 2012-02-07 Kai Tietz <ktietz@redhat.com>
3415 Dave Korn <dave.korn.cygwin@gmail.com>
3418 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
3419 Take care that typinfo gets dllexport-attribute.
3421 2012-02-07 Jakub Jelinek <jakub@redhat.com>
3424 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
3425 if modifier < EXPAND_SUM call force_operand on the result.
3427 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
3429 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
3430 adding __forwarder_dst__ prefix if a forwarder_section attribute is
3432 (epiphany_function_type): Replace types for specific interrupts with
3433 EPIPHANY_FUNCTION_INTERRUPT.
3434 (EPIPHANY_INTERRUPT_P): Update.
3435 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
3436 New static function.
3437 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
3438 <disinterrupt>: Affects type identity.
3439 (epiphany_handle_interrupt_attribute): Handle variable number of
3441 (epiphany_compute_function_type): Update for new
3442 epiphany_function_type definition.
3443 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
3444 handlers with a longcall forwarder.
3445 (epiphany_start_function): Handle multiple interrupt arguments and/or
3446 forwarder_section attribute.
3448 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
3451 2012-02-07 Alan Modra <amodra@gmail.com>
3454 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
3457 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3459 PR tree-optimization/50969
3460 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
3461 use vec_perm rather than vector_stmt.
3462 (vect_model_load_cost): Likewise.
3463 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
3464 vec_perm to be the same as other vector statements.
3465 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
3466 cost of vec_perm for TARGET_VSX.
3468 2012-02-06 Richard Guenther <rguenther@suse.de>
3470 PR tree-optimization/52115
3471 * tree-sra.c (access_has_replacements_p): New function.
3472 (sra_modify_assign): Use it to decide whether a use is uninitialized.
3474 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
3477 * trans-mem.c (expand_call_tm): Add an assertion.
3478 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
3481 2012-02-06 Richard Guenther <rguenther@suse.de>
3483 PR tree-optimization/50955
3484 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
3485 raise cost of expressions that replace an address with an
3486 expression based on a different pointer.
3488 2012-02-06 Jakub Jelinek <jakub@redhat.com>
3491 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
3492 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
3494 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
3497 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
3498 -Weffc++ and specify guidelines come from second edition.
3500 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
3502 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
3503 (sibcall_value_multiple_internal, call_split, call_internal_direct)
3504 (call_direct_split, call_value_split, call_value_internal_direct)
3505 (call_value_direct_split, call_value_multiple_split): Use jal and
3506 jal_macro attributes.
3508 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
3510 * reload1.c (reload_regs_reach_end_p): Replace with...
3511 (reload_reg_rtx_reaches_end_p): ...this function.
3512 (new_spill_reg_store): Update commentary.
3513 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
3514 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
3515 before setting new_spill_reg_store.
3516 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
3517 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
3518 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
3519 for non-spill reload registers.
3521 2012-02-05 Ira Rosen <irar@il.ibm.com>
3523 PR tree-optimization/52091
3524 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
3525 (vect_is_simple_use_1): Likewise.
3526 * tree-vect-loop.c (vectorizable_reduction): Update calls
3527 to vect_is_simple_use_1 and vect_is_simple_use.
3528 (vectorizable_live_operation): Likewise.
3529 * tree-vect-patterns.c (widened_name_p,
3530 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
3531 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
3532 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
3533 vectorizable_shift,vectorizable_operation, vectorizable_store,
3534 vectorizable_load): Likewise.
3535 (vect_is_simple_cond): Add an argument, pass it to
3536 vect_is_simple_use_1.
3537 (vectorizable_condition): Update calls to vect_is_simple_cond,
3539 (vect_is_simple_use): Add an argument, the statement in which
3540 OPERAND is used. Check that if OPERAND's def stmt is a double
3541 reduction phi node, the use is a phi node too.
3542 (vect_is_simple_use_1): Add an argument, pass it to
3544 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
3545 to vect_is_simple_use.
3547 2012-02-04 Jakub Jelinek <jakub@redhat.com>
3549 PR rtl-optimization/52095
3550 * modulo-sched.c (dump_insn_locator): New function.
3551 (loop_canon_p, sms_schedule): Use it.
3553 PR rtl-optimization/52113
3554 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
3555 even for decomposable shift/zext insns.
3557 2012-02-03 Jakub Jelinek <jakub@redhat.com>
3558 Zdenek Dvorak <ook@ucw.cz>
3560 PR rtl-optimization/52092
3561 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
3562 on get_iv_value result.
3564 2012-02-02 Andrew Pinski <apinski@cavium.com>
3568 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
3570 2012-02-02 Jakub Jelinek <jakub@redhat.com>
3573 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
3575 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
3577 PR rtl-optimization/49800
3578 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
3579 (sched_finish): Call regstat_free_n_sets_and_refs.
3581 2012-02-02 Jia Liu <proljc@gmail.com>
3583 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
3586 2012-02-02 Jan Hubicka <jh@suse.cz>
3587 Tom de Vries <tom@codesourcery.com>
3590 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
3591 * varpool.c (varpool_analyze_pending_decls): Likewise.
3593 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
3594 Jayant R Sonar <jayant.sonar@kpitcummins.com>
3596 * config.gcc: Add cr16-* support.
3598 * doc/extend.texi: Document cr16 extensions.
3599 * doc/install.texi: Document cr16 install.
3600 * doc/invoke.texi: Document cr16 options.
3601 * doc/md.texi: Document cr16 constraints.
3603 * common/config/cr16/cr16-common.c: New file.
3604 * config/cr16/cr16.c: New file.
3605 * config/cr16/cr16.h: New file.
3606 * config/cr16/cr16.md: New file.
3607 * config/cr16/cr16.opt: New file.
3608 * config/cr16/cr16-protos.h: New file.
3609 * config/cr16/predicates.md: New file.
3610 * config/cr16/constraints.md: New file.
3611 * config/cr16/t-cr16: New file.
3613 2012-02-02 Jakub Jelinek <jakub@redhat.com>
3616 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
3617 that operands[2] is either immediate, or q_regs_operand.
3619 PR tree-optimization/52073
3620 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
3621 a pattern stmt for pattern uses, ignore uses outside of the loop.
3623 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
3625 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
3626 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
3627 (OUT_AS1, OUT_AS2): Remove.
3629 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
3631 PR rtl-optimization/51374
3632 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
3633 to cross other volatile_refs_p insns.
3635 2012-02-01 Richard Guenther <rguenther@suse.de>
3637 * doc/invoke.texi (fno-inline): Clarify documentation.
3638 (finline-small-functions): Likewise.
3639 (finline-functions): Likewise.
3640 * common.opt (finline): Adjust comment and documentation.
3641 (finline-small-functions): Clarify documentation.
3642 (finline-functions): Likewise.
3643 (finline-functions-called-once): Likewise.
3645 2012-02-01 Tristan Gingold <gingold@adacore.com>
3647 * c-typeck.c (composite_type): Keep mode for pointers.
3649 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
3651 * function.h (regno_reg_rtx): Adjust comment.
3652 * reginfo.c (init_reg_modes_target): Only use the previous mode
3653 if it fits within one register. Remove MIPS comment.
3655 2012-01-31 Jakub Jelinek <jakub@redhat.com>
3658 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
3660 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3662 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
3663 to srak instruction.
3665 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3667 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
3669 2012-01-31 Jakub Jelinek <jakub@redhat.com>
3674 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
3676 2012-01-31 Richard Guenther <rguenther@suse.de>
3678 PR tree-optimization/51528
3679 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
3682 2012-01-31 Jakub Jelinek <jakub@redhat.com>
3687 * ree.c (add_removable_extension): Change def_map argument
3688 to unsigned *, store in def_map 1 + offset into *insn_list vector
3689 instead of pointers into the vector.
3690 (find_removable_extensions): Adjust caller.
3692 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
3694 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
3695 Transform all "* quoted-c-code" to { c-code }.
3696 Remove redundant test for "optimize" in combine patterns.
3697 Move (include "avr-dimode.md") to end of file.
3699 2012-01-30 Bin Cheng <bin.cheng@arm.com>
3702 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
3703 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
3705 2012-01-30 Richard Guenther <rguenther@suse.de>
3707 PR tree-optimization/52028
3708 * tree-loop-distribution.c (ldist_gen): Properly update
3711 2012-01-30 Jakub Jelinek <jakub@redhat.com>
3714 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
3715 set_cur_line_info_table if not emitting debug info.
3717 PR tree-optimization/52046
3718 * tree-vect-patterns.c (check_bool_pattern): Give up if
3719 a comparison could throw.
3722 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
3724 2012-01-30 Richard Guenther <rguenther@suse.de>
3726 PR tree-optimization/52045
3727 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
3728 SSA form if cfgcleanup did anything.
3730 2012-01-30 Richard Guenther <rguenther@suse.de>
3732 PR tree-optimization/52045
3733 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
3734 before computing final todo.
3736 2012-01-30 Richard Guenther <rguenther@suse.de>
3738 PR tree-optimization/51528
3739 * tree-sra.c (sra_modify_assign): Re-factor in preparation
3742 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
3744 * df-problems.c (df_kill_notes): Check that the use refers
3745 to the note under examination.
3747 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
3750 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
3751 parameter and use short-lived pseudos.
3752 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
3753 (sparc_expand_vector_init): Const-ify local variables and adjust
3754 calls to above functions.
3756 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
3758 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
3760 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
3762 * doc/invoke.texi: Make usage of "compile time" and
3763 "run time"/"runtime" consistent throughout the file.
3765 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
3767 * config/alpha/alpha.c (alpha_option_override): Default to
3768 full IEEE compliance mode for Go language.
3770 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
3772 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
3773 (LINK_SSP_SPEC): Define.
3775 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3778 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
3781 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
3783 * doc/invoke.texi: Correct hyphenation of "floating point",
3784 "double precision", and related terminology throughout the file.
3786 2012-01-28 Jakub Jelinek <jakub@redhat.com>
3789 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
3790 arm_general_register_operand predicate for operand 2 instead of
3793 2012-01-27 Ian Lance Taylor <iant@google.com>
3796 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
3797 * builtins.c (expand_builtin_init_trampoline): Add onstack
3798 parameter. Change caller.
3799 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
3800 * tree.c (build_common_builtin_nodes): Declare
3801 __builtin_init_heap_trampoline.
3803 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
3805 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
3806 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
3807 * config/avr/avr.c: Ditto.
3808 (avr_regnames): Remove because unused.
3809 * config/avr/avr.md (*cpse.ne): New peephole.
3810 (*cpse.eq): New peephole from former cpse peepholes.
3812 2012-01-27 Michael Eager <eager@eagercon.com>
3814 * config/microblaze.c (microblaze_emit_compare): Correct
3815 test after pcmp instruction.
3817 2012-01-27 Richard Guenther <rguenther@suse.de>
3819 PR tree-optimization/52020
3820 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
3822 2012-01-27 Richard Guenther <rguenther@suse.de>
3824 * ipa-pure-const.c (check_stmt): Clobbers do not make a
3825 function non-const/pure.
3827 2012-01-27 Richard Guenther <rguenther@suse.de>
3829 PR tree-optimization/50444
3830 * tree-sra.c (build_ref_for_offset): Properly adjust the
3831 MEM_REF type for unaligned accesses.
3833 2012-01-27 Richard Guenther <rguenther@suse.de>
3835 PR tree-optimization/50444
3836 * expr.c (mem_ref_refers_to_non_mem_p): New function.
3837 (expand_assignment): Use it. Properly handle misaligned
3838 bases when expanding stores to component references.
3839 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
3842 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
3845 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
3846 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
3847 * tree-data-ref.c (find_data_references_in_loop): Make static.
3848 (compute_all_dependences): Change return type to bool. Bail out
3849 for too many datarefs in a loop. Move the hunk resetting the data
3850 dependences vector from ...
3851 (compute_data_dependences_for_loop): ... here. Account for
3852 compute_all_dependences returning false.
3853 (compute_data_dependences_for_bb): Likewise.
3854 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
3855 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
3857 2012-01-27 Richard Guenther <rguenther@suse.de>
3860 * expr.c (store_field): Use the alias-set of the scratch memory
3863 2012-01-27 Tom de Vries <tom@codesourcery.com>
3865 PR tree-optimization/51990
3866 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
3868 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
3870 2012-01-27 Jakub Jelinek <jakub@redhat.com>
3873 * var-tracking.c (reverse_op): Don't add any reverse operation
3874 if V already has any constant locations.
3876 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
3878 * doc/invoke.texi: Correct usage of "command line" (noun)
3879 vs "command-line" (adjective) throughout.
3881 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
3883 * doc/invoke.texi (Language Independent Options): Move
3884 -Wcoverage-mismatch blurb from here....
3885 (Warning Options): ...to here.
3887 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
3889 * config/rs6000/rs6000.c (rs6000_option_override_internal):
3890 Set rs6000_always_hint to false for 476.
3892 2012-01-27 Matthias Klose <doko@ubuntu.com>
3894 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
3896 * incpath.c (add_standard_paths): Likewise.
3898 2012-01-27 Richard Henderson <rth@redhat.com>
3900 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3901 * config/m68k/sync.md (atomic_test_and_set): Rename from
3902 sync_test_and_setqi and adjust the operands.
3903 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
3904 and unconditionally enable.
3906 2012-01-27 Richard Henderson <rth@redhat.com>
3908 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3909 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
3910 (ldstub): Rename from ldstubqi.
3911 (ldstub<I24MODE>): Remove.
3913 2012-01-27 Richard Henderson <rth@redhat.com>
3915 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3916 * c-cppbuiltin.c (cpp_atomic_builtins): Define
3917 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
3918 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
3919 * doc/tm.texi: Rebuild.
3921 2012-01-27 Richard Henderson <rth@redhat.com>
3923 * optabs.c (gen_atomic_test_and_set): Remove default.
3924 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
3926 2012-01-26 Jakub Jelinek <jakub@redhat.com>
3928 PR rtl-optimization/51978
3929 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
3930 (combine_reaching_defs): Likewise.
3931 (struct re_info): Remove.
3932 (add_removable_extension): Remove x and data arguments,
3933 add insn, insn_list and def_map. Use the arguments directly
3934 instead of using struct re_info.
3935 (find_removable_extensions): Don't call add_removable_extension
3936 through note_stores, instead just call it with single_set
3938 (find_and_remove_re): Pass curr_cand->expr instead of
3939 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
3941 2012-01-26 Michael Matz <matz@suse.de>
3943 PR tree-optimization/46590
3944 * cfgexpand.c: Revert last change (r183305).
3945 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
3947 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
3948 checking for emptiness.
3950 2012-01-26 Jakub Jelinek <jakub@redhat.com>
3953 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
3954 non-addressable non-BLKmode base correctly.
3956 2012-01-26 Michael Matz <matz@suse.de>
3958 PR tree-optimization/48794
3959 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
3960 regions referenced from RESX/EH_DISPATCH.
3962 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3964 * config/s390/s390.h: Make BRANCH_COST an option.
3965 * config/s390/s390.opt: New option -mbranch-cost.
3967 2012-01-26 Richard Henderson <rth@redhat.com>
3969 Revert 2012-01-24 change:
3970 * trans-mem.c (requires_barrier): Do not instrument thread local
3971 variables and emit save/restore for them.
3973 2012-01-25 Jakub Jelinek <jakub@redhat.com>
3976 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
3979 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
3981 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
3984 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
3987 Rename __pgm to __flash.
3988 Rename __pgm1 to __flash1.
3989 Rename __pgm2 to __flash2.
3990 Rename __pgm3 to __flash3.
3991 Rename __pgm4 to __flash4.
3992 Rename __pgm5 to __flash5.
3993 Rename __pgmx to __memx.
3994 * doc/extend.texi (AVR Named Address Spaces)
3995 Rename address space names as indicated above.
3996 * config/avr/avr.c (avr_addrspace): Ditto.
3998 * config/avr/avr-protos.h
3999 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
4000 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
4001 * config/avr/predicates.md: Ditto.
4002 * config/avr/avr.c Ditto, and
4003 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
4004 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
4006 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
4007 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
4008 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
4009 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
4010 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
4011 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
4012 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
4013 * config/avr/avr.c: Ditto.
4014 * config/avr/avr.md: Ditto.
4016 2012-01-25 Jason Merrill <jason@redhat.com>
4019 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
4021 2012-01-25 Jakub Jelinek <jakub@redhat.com>
4023 PR tree-optimization/51987
4024 * tree-data-ref.c (get_references_in_stmt): Handle references in
4025 non-volatile GIMPLE_ASM.
4027 2012-01-25 Richard Guenther <rguenther@suse.de>
4029 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
4030 bases are dereferenced.
4032 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
4034 PR rtl-optimization/48374
4035 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
4037 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
4039 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
4040 compute_data_dependences_for_loop returns false.
4041 * tree-parloops.c (loop_parallel_p): Likewise.
4043 2012-01-25 Richard Guenther <rguenther@suse.de>
4045 * tree.h (get_pointer_alignment_1): Declare.
4046 * builtins.c (get_pointer_alignment_1): New function.
4047 (get_pointer_alignment): Use it.
4049 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4051 PR rtl-optimization/48308
4052 * combine.c (enum undo_kind): Add UNDO_LINKS.
4053 (struct undo): Add member l to other_contents and where.
4054 (do_SUBST_LINK): New.
4056 (try_combine): Handle LOG_LINKS for the dummy i1 case.
4057 (undo_all): Handle UNDO_LINKS.
4059 2012-01-25 Richard Henderson <rth@redhat.com>
4061 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
4064 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
4066 * optabs.c (gen_atomic_test_and_set): Use each argument.
4068 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
4070 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
4071 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
4072 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
4073 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
4074 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
4075 TARGET_PAIRED_SINGLE_FLOAT.
4077 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
4079 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
4080 (in_struct, return_val): Remove MEM documentation.
4081 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
4082 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
4083 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
4085 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
4086 * cfgexpand.c (add_alias_set_conflicts): Likewise.
4087 * expr.c (store_field): Likewise.
4088 * function.c (assign_stack_temp_for_type): Likewise.
4089 * ifcvt.c (noce_try_cmove_arith): Likewise.
4090 * reload1.c (reload): Likewise.
4091 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
4092 (alpha_set_memflags): Likewise.
4093 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
4095 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
4097 * rtl.h (true_dependence, canon_true_dependence): Remove varies
4099 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
4100 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
4101 (true_dependence_1, true_dependence, canon_true_dependence): Remove
4103 * cselib.c (cselib_rtx_varies_p): Delete.
4104 (cselib_invalidate_mem): Update call to canon_true_dependence.
4105 * dse.c (record_store, check_mem_read_rtx): Likewise.
4106 (scan_reads_nospill): Likewise.
4107 * cse.c (check_dependence): Likewise.
4108 (cse_rtx_varies_p): Delete.
4109 * expr.c (safe_from_p): Update call to true_dependence.
4110 * ira.c (validate_equiv_mem_from_store): Likewise.
4111 (memref_referenced_p): Likewise.
4112 * postreload-gcse.c (find_mem_conflicts): Likewise.
4113 * sched-deps.c (sched_analyze_2): Likewise.
4114 * store-motion.c (load_kills_store): Likewise.
4115 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
4116 * gcse.c (mems_conflict_for_gcse_p): Likewise.
4117 (compute_transp): Update call to canon_true_dependence.
4119 2012-01-25 Richard Henderson <rth@redhat.com>
4121 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
4122 (maybe_emit_atomic_test_and_set): New.
4123 (expand_sync_lock_test_and_set): Use it.
4124 (expand_atomic_test_and_set): Likewise.
4125 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
4126 the implementation; clarify implementation defined details.
4127 * doc/md.texi (atomic_test_and_set): Document.
4129 2012-01-25 Richard Henderson <rth@redhat.com>
4131 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
4133 2012-01-25 Richard Henderson <rth@redhat.com>
4136 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
4137 to effect no-op split.
4139 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
4142 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
4143 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
4144 (BT_FN_VOID_PTR_INT_SIZE): New.
4145 (BT_FN_UINT_UINT_VAR): Remove.
4146 (BT_FN_UINT32_UINT32_VAR): New.
4147 (BT_FN_DOUBLE_VPTR): Remove.
4148 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
4150 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
4151 (_ITM_changeTransactionMode): Same.
4152 (_ITM_memmoveRtWt): Change return type to void.
4153 (_ITM_memcpyRtWt): Same.
4154 (_ITM_memsetW): Same.
4155 (_ITM_RaRD): Change types to double.
4160 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
4162 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
4163 Patrick Marlier <patrick.marlier@gmail.com>
4165 * trans-mem.c (requires_barrier): Do not instrument thread local
4166 variables and emit save/restore for them.
4168 2012-01-24 Jason Merrill <jason@redhat.com>
4171 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
4172 output static aliases.
4174 2012-01-24 Jakub Jelinek <jakub@redhat.com>
4177 * common.opt (-pie, -shared, pie, shared): Change from Common to
4179 * gcc.c (display_help): Display help for -pie and -shared.
4181 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
4184 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
4185 Remove note on size/offset limitation.
4186 (AVR Variable Attributes): Add example how to read data located
4187 with progmem. Refer to named address spaces.
4188 * doc/invoke.texi (AVR Options): Fix typo.
4190 2012-01-24 Richard Guenther <rguenther@suse.de>
4192 Forward-port to trunk
4193 2010-09-21 Jakub Jelinek <jakub@redhat.com>
4196 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
4197 op0 isn't sufficiently aligned and there is movmisalignM
4198 insn for mode, use it to load op0 into a temporary register.
4200 2012-01-24 Jakub Jelinek <jakub@redhat.com>
4203 * target.def (const_not_ok_for_debug_p): New hook.
4204 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
4206 * doc/tm.texi: Regenerated.
4207 * dwarf2out.c (const_ok_for_output_1): If
4208 targetm.const_not_ok_for_debug_p returns true, fail.
4209 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
4211 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
4213 2012-01-23 Kai Tietz <ktietz@redhat.com>
4216 * config/i386/predicates.md (symbolic_operand): Allow
4217 UNSPEC_PCREL as PIC expression for lea.
4218 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
4219 * config/i386/i386.c (ix86_delegitimize_address): Handle
4220 UNSPEC_PCREL for none-MEM, too.
4222 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
4224 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
4225 (ipa_tm_create_version_alias): Same.
4227 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
4230 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
4231 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
4233 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
4234 Patrick Marlier <patrick.marlier@gmail.com>
4235 Iain Sandoe <developer@sandoe-acoustics.co.uk>
4238 * lto-wrapper.c (run_gcc): Pass the LTO section name to
4239 simple_object_start_read.
4241 2012-01-23 Richard Guenther <rguenther@suse.de>
4244 PR tree-optimization/51895
4245 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
4246 parameter decomposition into BLKmode components.
4248 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
4250 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
4251 fake variables for restrict-qualified pointers whose pointed-to type
4252 contains a placeholder.
4254 2012-01-23 Richard Guenther <rguenther@suse.de>
4256 PR tree-optimization/51949
4257 * ipa-split.c (execute_split_functions): Do not split malloc functions.
4259 2012-01-23 Jakub Jelinek <jakub@redhat.com>
4261 PR rtl-optimization/51933
4262 * ree.c (transform_ifelse): Return true right away if dstreg is
4263 already wider or equal to cand->mode.
4264 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
4265 (make_defs_and_copies_lists): Remove defs_list and copies_list
4266 arguments, add state argument, just truncate state->work_list
4267 instead of always allocating and freeing the vector. Assert that
4268 get_defs succeeds instead of returning 2. Changed return type to bool.
4269 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
4270 have ext_src_mode, see if it has been modified already with the
4271 right kind of extension and has been extended before from the
4272 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
4273 just return true. Remember the original mode in state->modified array.
4274 (combine_reaching_defs): Add state argument. Don't allocate and
4275 free here def_list, copied_list and vec vectors, instead just
4276 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
4277 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
4278 Add state variable, clear vectors in it, initialize state.modified
4279 if needed. Free all the vectors at the end and state.modified too.
4280 Don't skip a candidate if the extension expression has been modified.
4282 2012-01-22 Douglas B Rupp <rupp@gnat.com>
4285 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
4286 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
4287 (extra_options) interix.opt -> i386/interix.opt"
4288 (extra_objs):Add winnt-stubs.o
4289 * configure.ac: Add interix to target_os .comm on PE check.
4290 * configure: Regenerate.
4291 * config/interix3.h: Delete and move bits to..
4292 * config/interix.h: Delete and move bits to..
4293 * config/i386/i386-interix3.h: Delete and move bits to..
4294 * config/i386/i386-interix.h: ..here.
4295 (TARGET_CPU_DEFAULT): Remove redefinition.
4296 (TARGET_ASM_CONSTRUCTOR): Undefine.
4297 (SUBTARGET_SWITCHES): Define for ms-bitfields.
4298 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
4299 (PTRDIFF_TYPE): Define.
4300 (LONG_DOUBLE_TYPE_SIZE): Define.
4301 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
4302 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
4303 (TARGET_SECTION_TYPE_FLAGS): Define.
4304 (ASM_DECLARE_FUNCTION_NAME): Define.
4305 (ASM_OUTPUT_EXTERNAL): Define.
4306 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
4307 (ASM_OUTPUT_ALIGNED_BSS): Define.
4308 (PCC_BITFIELD_TYPE_MATTERS): Define.
4309 (USE_CONST_SECTION): Define.
4310 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
4311 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
4312 (SUPPORTS_ONE_ONLY): Remove.
4313 (I386_PE_STRIP_ENCODING): Define.
4314 * config/interix.opt: Delete and move bits to..
4315 * config/i386/interix.opt: ..here. New.
4316 (mpe-aligned-commons): Add.
4317 * config/i386/t-interix: Add copyright header.
4318 (winnt-stubs.o): Add rule.
4320 2012-01-22 Jason Merrill <jason@redhat.com>
4323 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
4324 for extra name aliases.
4326 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
4328 PR rtl-optimization/51924
4329 * ree.c (combine_set_extension): Improve debugging message.
4330 (combine_reaching_defs): Likewise.
4331 (get_defs): Rename confusingly named variable.
4332 (find_and_remove_re): Skip a candidate if the extension expression has
4335 2012-01-21 Robert Millan <rmh@gnu.org>
4336 Gerald Pfeifer <gerald@pfeifer.com>
4338 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
4339 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
4341 2012-01-20 Jakub Jelinek <jakub@redhat.com>
4343 PR tree-optimization/51914
4344 * tree-vect-stmts.c (vectorizable_conversion): For
4345 cvt_type && modifier == WIDEN, put temporary with cvt_type
4346 at the beginning of vec_dsts and set vec_dest to temporary
4349 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
4351 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
4353 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
4355 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
4356 * config/rs6000/rs6000.c: Likewise.
4358 2012-01-20 Jakub Jelinek <jakub@redhat.com>
4361 * config/arm/arm.c (arm_count_output_move_double_insns): Call
4362 output_move_double on a copy of operands array.
4364 2012-01-20 Cary Coutant <ccoutant@google.com>
4365 Dodji Seketeli <dodji@redhat.com>
4368 * dwarf2out.c (copy_declaration_context): Return ref to parent
4369 of declaration DIE, if necessary.
4370 (remove_child_or_replace_with_skeleton): Add new parameter; update
4371 caller. Place skeleton DIE under parent DIE of original declaration.
4372 Move call to copy_declaration_context to here ...
4373 (break_out_comdat_types): ... from here.
4375 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4377 PR rtl-optimization/51856
4378 * reload.c (find_reloads_subreg_address): Set the address_reloaded
4381 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4384 * config/arm/arm.c (arm_print_operand): Correct output of alignment
4385 hints for neon loads and stores.
4387 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
4391 * doc/extend.texi (Named Address Spaces): Split into subsections.
4392 (AVR Named Address Spaces): New subsection.
4393 (M32C Named Address Spaces): New subsection.
4394 (RL78 Named Address Spaces): New subsection.
4395 (SPU Named Address Spaces): New subsection.
4396 (Variable Attributes): New anchor "AVR Variable Attributes".
4397 (AVR Variable Attributes): Rewrite and avoid wording
4398 "address space" in this context.
4399 * doc/invoke.texi (AVR Options): Rewrite and add documentation
4400 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
4401 (AVR Built-in Macros): New subsubsection therein.
4402 * doc/md.texi (AVR constraints): Remove "C04", "R".
4404 2012-01-20 Richard Guenther <rguenther@suse.de>
4406 PR tree-optimization/51903
4407 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
4408 when removing stmts.
4410 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4413 * config/arm/arm.c (arm_load_pic_register): Use
4414 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
4415 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
4416 (arm_pic_static_addr): Likewise.
4417 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
4418 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
4419 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
4420 (pic_load_addr_unified): New.
4422 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
4425 * function.c (instantiate_virtual_regs_in_insn): Use
4426 delete_insn_and_edges when removing a wrong asm insn.
4428 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
4430 PR rtl-optimization/40761
4431 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
4432 Add new member loop_num.
4433 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
4434 (ira_build): Remove the parameter.
4436 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
4437 (ira.c): Do not build CFG loops for one region allocation. Remove
4438 argument from ira_build call.
4440 * ira-build.c (init_loop_tree_node): New function.
4441 (create_loop_tree_nodes): Use it. Separate the case when CFG
4442 loops are not built.
4443 (more_one_region_p): Check current_loops.
4444 (finish_loop_tree_nodes): Separate the case when CFG loops are not
4446 (add_loop_to_tree): Process loop equal to NULL too.
4447 (form_loop_tree): Separate the case when CFG loops are not built.
4448 Use explicitly number for the root.
4449 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
4451 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
4452 instead of loop->num.
4453 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
4454 (mark_all_loops_for_removal): Ditto.
4455 (remove_unnecessary_regions): Separate the case when CFG loops
4457 (ira_build): Remove the parameter. Use explicit number of regions
4458 when CFG loops are not built.
4460 * ira-color.c (print_loop_title): Separate the case for the root node.
4461 Use loop_num instead of loop->num.
4462 (move_spill_restore): Use loop_num instead of loop->num.
4464 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
4465 (change_loop): Ditto.
4466 (change_loop): Use loop_num instead of loop->num.
4468 * ira-lives.c (process_bb_node_lives): Ditto.
4470 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
4472 * ira-conflicts.c (print_allocno_conflicts): Ditto.
4474 2012-01-19 Jakub Jelinek <jakub@redhat.com>
4477 * tree-mudflap.c (mf_artificial): New function.
4478 (execute_mudflap_function_ops, execute_mudflap_function_decls,
4479 mx_register_decls, mudflap_enqueue_decl): Use it.
4482 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
4483 numbers in the insn pattern.
4485 2012-01-19 Michael Matz <matz@suse.de>
4487 PR tree-optimization/46590
4488 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
4489 use it in remembering which conflicts we already created.
4490 (add_scope_conflicts): Adjust call to above, (de)allocate helper
4493 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
4496 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
4497 (merge_and_complain): Same.
4499 2012-01-19 Jakub Jelinek <jakub@redhat.com>
4502 * config/initfini-array.h: Guard content of the header
4503 with #ifdef HAVE_INITFINI_ARRAY.
4504 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
4505 Add initfini-array.h to tm_file here.
4506 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
4507 * config.gcc: Don't add initfini-array.h to tm_file here.
4508 * configure: Regenerated.
4510 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
4512 PR rtl-optimization/51505
4513 * df-problems.c (df_kill_notes): New parameter live. Update comment.
4514 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
4515 (df_note_bb_compute): Update the call to df_kill_notes.
4517 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
4519 * trans-mem.c (requires_barrier): Remove call to is_global_var.
4521 2012-01-18 Richard Guenther <rguenther@suse.de>
4523 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
4524 of conversions to void *.
4526 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4527 Richard Sandiford <rdsandiford@googlemail.com>
4531 * optabs.h (simplify_expand_binop): Declare.
4532 * optabs.c (simplify_expand_binop): Make global.
4533 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
4534 endian targets if the source cannot be exactly covered by word
4537 2012-01-17 Jakub Jelinek <jakub@redhat.com>
4540 * hard-reg-set.h (struct hard_reg_set_container): New type.
4541 * target.h (struct hard_reg_set_container): Forward declare.
4542 * target.def (set_up_by_prologue): New target hook.
4543 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
4544 * doc/tm.texi: Regenerated.
4545 * function.c (thread_prologue_and_epilogue_insns): Change
4546 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
4547 Call targetm.set_up_by_prologue on it.
4548 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
4549 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
4551 2012-01-17 Nick Clifton <nickc@redhat.com>
4553 * config/rx/rx.c (rx_can_use_simple_return): New function.
4554 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
4555 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
4557 2012-01-17 Richard Guenther <rguenther@suse.de>
4560 * expr.c (expand_assignment): Take address-space information
4561 from the address operand of MEM_REF and TARGET_MEM_REF.
4562 (expand_expr_real_1): Likewise.
4564 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4566 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
4567 reload dump is requested.
4569 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
4572 * trans-mem.c (requires_barrier): Call may_be_aliased.
4574 2012-01-17 Jakub Jelinek <jakub@redhat.com>
4576 PR tree-optimization/51877
4577 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
4578 call arguments and fndecls compare equal, instead return false if they
4579 don't. Return true only if lhs1 and lhs2 are either both NULL, or
4580 both SSA_NAMEs that are valueized the same, or they satisfy
4583 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4585 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
4587 * configure: Regenerate.
4589 2012-01-16 Jan Hubicka <jh@suse.cz>
4593 * convert.c (convert_to_integer): Use fold_convert for
4594 converting an INTEGER_CST to integer type.
4596 2012-01-16 Jason Merrill <jason@redhat.com>
4599 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
4601 2012-01-16 Jakub Jelinek <jakub@redhat.com>
4604 * config/s390/s390.c (s390_chunkify_start): Don't skip
4605 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
4606 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
4607 If insn is followed by NOTE_INSN_VAR_LOCATION or
4608 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
4609 Don't use location of note insns.
4611 PR tree-optimization/51865
4612 * tree-inline.c (tree_function_versioning): Call remap_decl
4613 on DECL_RESULT whenever it has VOID_TYPE_P type.
4615 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
4617 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
4618 for calls to locally-binding MIPS16 functions if only the return
4619 type uses float regs.
4621 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
4622 Richard Sandiford <rdsandiford@googlemail.com>
4624 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
4625 (SYMBOL_32_HIGH): Likewise.
4626 (mips_output_tls_reloc_directive): Declare.
4627 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
4628 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
4629 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
4630 (mips_lo_relocs, mips_hi_relocs): Make extern.
4631 (mips16_stub_function): Move up file.
4632 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
4633 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
4634 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
4635 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
4636 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
4637 (mips_get_tp): Add MIPS16 support.
4638 (mips_legitimize_tls_address): Remove MIPS16 sorry().
4639 Generalize DTPREL and TPREL handling.
4640 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
4641 Add MIPS16 TLS support.
4642 (mips_output_tls_reloc_directive): New function.
4643 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
4644 * config/mips/predicates.md (symbolic_operand_with_high)
4645 (tls_reloc_operand): New predicates.
4646 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
4647 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
4648 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
4649 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
4650 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
4651 (*tls_get_tp_mips16_call_<mode>): Likewise.
4653 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
4655 PR rtl-optimization/51821
4656 * recog.c (peep2_find_free_register): Determine clobbered registers
4659 2012-01-14 Denis Chertykov <chertykov@gmail.com>
4662 * config/avr/avr-protos.h: Revert change of 2012-01-09.
4663 * config/avr/avr.c: Likewise.
4664 * config/avr/avr.h: Likewise.
4666 2012-01-13 Ian Lance Taylor <iant@google.com>
4669 * tree.h (TYPE_QUALS): Add cast to int.
4670 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
4672 2012-01-13 Ian Lance Taylor <iant@google.com>
4674 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
4675 comparing param_index to VEC_length result.
4677 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
4679 * c-decl.c: Do not include tree-mudflap.h
4680 * tree-optimize.c: Likewise.
4681 * Makefile.in: Update dependencies.
4683 2012-01-13 Richard Guenther <rguenther@suse.de>
4686 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
4687 variable-sized result always use RSO.
4689 2012-01-12 DJ Delorie <dj@redhat.com>
4691 * cfgexpand.c (convert_debug_memory_address): Allow any valid
4692 pointer type, not just the default pointer type.
4694 2012-01-09 Richard Henderson <rth@redhat.com>
4695 Denis Chertykov <chertykov@gmail.com>
4698 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
4699 * config/avr/avr.c (avr_can_eliminate): Simplify.
4700 (avr_initial_elimination_offset): Likewise.
4701 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
4702 (expand_epilogue): Likewise.
4703 (avr_legitimize_address): Gut.
4704 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
4705 (avr_hard_regno_nregs): New.
4706 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
4707 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
4708 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
4709 add soft frame pointer.
4710 (CALL_USED_REGISTERS): Likewise.
4711 (REG_CLASS_CONTENTS): Likewise.
4712 (REGISTER_NAMES): Likewise.
4713 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
4714 (HARD_FRAME_POINTER_REGNUM): New.
4715 (FRAME_POINTER_REGNUM): Use soft frame pointer.
4716 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
4717 remove the HARD_FRAME_POINTER self-elimination.
4719 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
4722 * config/avr/avr.c (avr_encode_section_info): Test for absence of
4723 DECL_EXTERNAL when checking for initializers of progmem variables.
4725 2012-01-12 Ira Rosen <irar@il.ibm.com>
4727 PR tree-optimization/51799
4728 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
4729 that the last operation is a type demotion.
4731 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
4733 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
4734 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
4736 2012-01-11 Jakub Jelinek <jakub@redhat.com>
4739 * combine.c (distribute_notes): If i3 is a noreturn call,
4740 allow old_size to be equal to args_size and make sure the
4741 noreturn call gets REG_ARGS_SIZE note.
4742 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
4743 on noreturn calls even when the delta is 0.
4745 2012-01-11 Nathan Sidwell <nathan@acm.org>
4747 * gcov.c (STRING_SIZE): Remove.
4748 (generate_results): Erase annotations for source files with no
4749 coverage information.
4751 (output_lines): Use it.
4753 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
4755 * gimple.h (gimplify_body): Remove first argument.
4756 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
4757 pointer set here, instead just pass DATA to walk_tree.
4758 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
4759 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
4760 (unvisit_body): Likewise, but with unmark_visited.
4761 (gimplify_body): Remove BODY_P argument and adjust.
4762 (gimplify_function_tree): Adjust call to gimplify_body.
4763 * omp-low.c (finalize_task_copyfn): Likewise.
4765 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
4767 * tree.h (build_function_decl_skip_args): Add boolean parameter.
4768 (build_function_type_skip_args): Delete.
4769 * tree.c (build_function_type_skip_args): Make static and add
4770 SKIP_RETURN parameter. Fix thinko in the handling of variants.
4771 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
4772 pass it to build_function_type_skip_args.
4773 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
4774 (tree_function_versioning): Likewise.
4775 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
4776 build_function_decl_skip_args.
4777 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
4778 and pass it to build_function_decl_skip_args/tree_function_versioning.
4779 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
4780 * ipa-inline-transform.c (save_inline_function_body): Likewise.
4781 * trans-mem.c (ipa_tm_create_version): Likewise.
4782 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
4783 * tree-inline.c (declare_return_variable): Remove always-true test.
4784 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
4785 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
4786 * ipa-split.c (split_function): Skip the return value for the split
4787 part if it doesn't return.
4789 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4791 PR tree-optimization/49642
4792 * ipa-split.c (forbidden_dominators): New variable.
4793 (check_forbidden_calls): New function.
4794 (dominated_by_forbidden): Likewise.
4795 (consider_split): Check for forbidden dominators.
4796 (execute_split_functions): Initialize and free forbidden
4797 dominators info; call check_forbidden_calls.
4799 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4801 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
4803 2012-01-11 Nick Clifton <nickc@redhat.com>
4805 * config/rx/rx.md (return): Define pattern.
4807 2012-01-11 Richard Guenther <rguenther@suse.de>
4809 * doc/extend.texi (malloc attribute): Adjust according to
4812 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
4813 Patrick Marlier <patrick.marlier@gmail.com>
4816 * trans-mem.c (get_cg_data): Traverse aliases if requested.
4817 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
4818 (ipa_tm_note_irrevocable): Same.
4819 (ipa_tm_scan_irr_block): Same.
4820 (ipa_tm_decrement_clone_counts): Same.
4821 (ipa_tm_scan_irr_function): Same.
4822 (ipa_tm_create_version_alias): Same.
4823 (ipa_tm_create_version): Same.
4824 (ipa_tm_transform_calls_redirect): Same.
4825 (ipa_tm_transform_calls): Same.
4826 (ipa_tm_transform_transaction): Same.
4827 (ipa_tm_execute): Same.
4829 2012-01-10 Richard Guenther <rguenther@suse.de>
4832 * opts.c (common_handle_option): Handle -Werror.
4834 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
4836 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
4839 2012-01-10 Jason Merrill <jason@redhat.com>
4841 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
4844 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4846 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
4847 supports R_386_TLS_GD_PLT reloc.
4848 (gcc_cv_as_ix86_tlsldmplt): Check if linker
4849 supports R_386_TLS_LDM_PLT reloc.
4850 * configure: Regenerate.
4851 * config.in: Regenerate.
4853 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
4856 Extend __pgmx semantics to linearize memory.
4857 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
4858 determine if code comes inline or from libgcc.
4859 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
4860 (movmem_qi, movmem_qi): Set constraint #2 to "n".
4861 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
4862 (movmemx_qi, movmemx_hi): New insns.
4863 (xload_<mode>_libgcc): Rewrite to new insn condition.
4864 (xload_<mode>): Remove insns.
4865 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
4866 cases that don't satisfy avr_xload_libgcc_p().
4867 (avr_addr_space_convert): Allow converting in any direction.
4868 (avr_addr_space_subset_p): Return always true.
4869 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
4870 (avr_emit_movmemhi): Ditto.
4871 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
4872 (avr_out_movmem): Ditto.
4873 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
4874 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
4875 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
4876 (avr_encode_section_info): Encode 'progmem' in symbol flags.
4877 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
4879 2012-01-10 Richard Guenther <rguenther@suse.de>
4881 PR tree-optimization/50913
4882 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
4883 Require data-refs to be representable by Graphite with respect
4886 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
4888 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
4889 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
4891 2012-01-10 Tom de Vries <tom@codesourcery.com>
4893 PR rtl-optimization/51271
4894 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
4895 handling annulled branch.
4897 2012-01-10 Richard Henderson <rth@redhat.com>
4899 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
4900 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
4901 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
4902 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
4903 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
4904 arm_expand_vec_perm_const): New.
4905 * config/arm/arm-protos.h: Update.
4906 * config/arm/neon.md (UNSPEC_VCONCAT): New.
4907 (*neon_vswp<VDQX>): New.
4908 (neon_vcombine<VDX>): Use neon_split_vcombine.
4909 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
4910 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
4911 (vec_perm<VE>): New.
4913 2012-01-10 Richard Henderson <rth@redhat.com>
4915 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
4916 use it if reload_completed.
4917 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
4918 arm_output_asm_insn, arm_process_output_memory_barrier,
4919 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
4920 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
4921 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
4922 arm_process_output_sync_insn, arm_output_sync_insn,
4923 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
4924 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
4925 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
4926 (emit_unlikely_jump): New.
4927 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
4928 (arm_split_atomic_op): New.
4929 * config/arm/arm-protos.h: Update.
4930 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
4931 (struct arm_sync_generator): Remove.
4932 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
4933 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
4934 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
4935 (VUNSPEC_LL, VUNSPEC_SC): New.
4936 (sync_result, sync_memory, sync_required_value, sync_new_value,
4937 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
4938 (attr length): Don't use arm_sync_loop_insns.
4939 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
4940 (movsfcc, movdfcc): Likewise.
4941 * config/arm/constraints.md (Ua): New.
4942 * config/arm/prediates.md (mem_noofs_operand): New.
4943 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
4944 (sync_clobber, sync_t2_reqd): Remove.
4945 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
4946 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
4947 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
4948 (arm_sync_compare_and_swap<SIDI>): Remove.
4949 (arm_sync_compare_and_swap<NARROW>): Remove.
4950 (arm_sync_lock_test_and_set<SIDI>): Remove.
4951 (arm_sync_lock_test_and_set<NARROW>): Remove.
4952 (arm_sync_new_<syncop><SIDI>): Remove.
4953 (arm_sync_new_<syncop><NARROW>): Remove.
4954 (arm_sync_new_nand<SIDI>): Remove.
4955 (arm_sync_new_nand<NARROW>): Remove.
4956 (arm_sync_old_<syncop><SIDI>): Remove.
4957 (arm_sync_old_<syncop><NARROW>): Remove.
4958 (arm_sync_old_nand<SIDI>): Remove.
4959 (arm_sync_old_nand<NARROW>): Remove.
4960 (*memory_barrier): Merge arm_output_memory_barrier.
4961 (atomic_compare_and_swap<QHSD>): New.
4962 (atomic_compare_and_swap<NARROW>_1): New.
4963 (atomic_compare_and_swap<SIDI>_1): New.
4964 (atomic_exchange<QHSD>): New.
4965 (cas_cmp_operand, cas_cmp_str): New.
4966 (atomic_op_operand, atomic_op_str): New.
4967 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
4968 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
4969 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
4970 (arm_load_exclusive<NARROW>): New.
4971 (arm_load_exclusivesi, arm_load_exclusivedi): New.
4972 (arm_store_exclusive<QHSD>): New.
4974 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
4976 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
4977 reload patterns if -mvsx-scalar-memory.
4979 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
4980 generated, even -mno-vsx-scalar-double was used.
4981 (vsx_xscvdpsp_scalar): Likewise.
4982 (vsx_xscvspdp_scalar2): Likewise.
4984 2012-01-09 Tom de Vries <tom@codesourcery.com>
4985 Andrew Pinski <apinski@cavium.com>
4988 * reorg.c (fill_slots_from_thread): Don't speculate
4989 frame-related insns.
4991 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
4993 * sched-int.h (bb_note): Move to...
4994 * basic-block.h: ...here.
4995 * haifa-sched.c (bb_note): Move to...
4996 * cfgrtl.c: ...here.
4997 * function.c (next_block_for_reg): New function.
4998 (move_insn_for_shrink_wrap): Likewise.
4999 (prepare_shrink_wrap): Rewrite to use the above.
5001 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
5003 * gimple.c (is_gimple_non_addressable): Remove.
5004 * gimple.h: Remove is_gimple_non_addressable.
5005 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
5006 is_gimple_non_addressable.
5007 * trans-mem.c (expand_assign_tm): Same.
5009 2012-01-09 Richard Guenther <rguenther@suse.de>
5011 PR tree-optimization/51775
5012 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
5013 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
5015 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5017 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
5019 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
5021 2012-01-09 Richard Guenther <rguenther@suse.de>
5023 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
5025 2012-01-08 Jan Hubicka <jh@suse.cz>
5027 PR tree-optimize/51680
5028 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
5029 on when known_vals needs to be computed; cleanup.
5031 2012-01-08 Jan Hubicka <jh@suse.cz>
5033 PR tree-optimize/51694
5034 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
5036 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
5038 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
5039 for -std=c++98 and -std=c++11 too.
5041 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
5043 * cfgloop.c (cancel_loop): Add free() of bbs array.
5045 2012-01-07 Jan Hubicka <jh@suse.cz>
5047 PR tree-optimization/51600
5048 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
5049 that benefits small functions.
5051 2012-01-07 Jan Hubicka <jh@suse.cz>
5053 * ipa-inline.c (want_inline_small_function_p): Fix formating.
5055 2012-01-07 Jan Hubicka <jh@suse.cz>
5057 PR tree-optimization/51680
5058 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
5059 whose inlining reduce unit size.
5061 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
5064 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
5065 Add canonical node to containing_mem chain after the non-canonical
5066 one, even if there weren't any locs to propagate.
5067 (remove_useless_values): Keep only canonical values.
5068 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
5069 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
5070 canonicalize mem_chain elements that are not discarded.
5072 2012-01-06 Jakub Jelinek <jakub@redhat.com>
5075 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
5076 before emitting functions.
5078 PR gcov-profile/50127
5079 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
5080 clear_aux_for_blocks.
5082 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
5085 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
5087 2012-01-06 Arnaud Charlet <charlet@adacore.com>
5089 * c-decl.c (ext_block): Moved up.
5090 (collect_all_refs, for_each_global_decl): Take ext_block into account.
5092 2012-01-06 Han Shen <shenhan@google.com>
5094 Translate built-in include paths for sysroot.
5095 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
5096 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
5098 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
5099 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
5101 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
5102 control whether sysroot should be prepended to gxx include dir.
5104 * configure: Regenerate.
5106 2012-01-06 Torvald Riegel <triegel@redhat.com>
5108 PR rtl-optimization/51771
5109 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
5110 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
5112 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
5114 PR tree-optimization/51315
5115 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
5116 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
5118 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
5121 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
5122 for shrp pattern. Correctly handle and fixup shift variable.
5123 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
5125 2012-01-05 Jakub Jelinek <jakub@redhat.com>
5128 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
5129 note when !ACCUMULATE_OUTGOING_ARGS.
5131 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
5133 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
5135 (extract_range_from_unary_expr_1): Avoid useless computations.
5137 2012-01-05 Jakub Jelinek <jakub@redhat.com>
5139 PR rtl-optimization/51767
5140 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
5141 of jump_block and add an extra edge for degenerated asm gotos.
5144 * stmt.c (check_unique_operand_names): Don't ICE during error
5145 reporting if i is from labels chain.
5148 * profile.c (branch_prob): Split bbs that have exit edge
5149 and need a fake entry edge too.
5151 2012-01-05 Jan Hubicka <jh@suse.cz>
5154 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
5157 2012-01-05 Richard Guenther <rguenther@suse.de>
5160 * tree-streamer-out.c (write_ts_optimization): New function.
5161 (streamer_write_tree_body): Call it.
5162 * tree-streamer-in.c (lto_input_ts_optimization): New function.
5163 (streamer_read_tree_body): Call it.
5164 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
5166 2012-01-05 Jakub Jelinek <jakub@redhat.com>
5169 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
5170 * gimplify.c (gimplify_cleanup_point_expr): Save and set
5171 in_cleanup_point_expr before gimplify_stmt call and restore it
5173 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
5174 in_cleanup_point_expr is false.
5176 2012-01-05 Richard Guenther <rguenther@suse.de>
5179 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
5181 * toplev.c (process_options): Reject combining mudflap and LTO.
5182 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
5184 2012-01-05 Richard Guenther <rguenther@suse.de>
5186 PR tree-optimization/51760
5187 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
5189 (bit_value_unop): Handle UNDEFINED operands.
5190 (bit_value_binop): Likewise.
5192 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
5194 * config/avr/avr.c (avr_replace_prefix): Remove.
5195 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
5196 (avr_asm_function_rodata_section): Ditto.
5197 (avr_asm_select_section): Ditto.
5199 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
5201 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
5204 2012-01-05 Jakub Jelinek <jakub@redhat.com>
5207 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
5208 calls that have any non-fake successor edges.
5211 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
5213 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
5215 PR tree-optimization/51624
5216 * tree-sra.c (build_ref_for_model): When replicating a chain of
5217 COMPONENT_REFs, stop as soon as the offset would become negative.
5219 2012-01-04 Jakub Jelinek <jakub@redhat.com>
5222 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
5223 in .debug_loc on the floor.
5225 2012-01-04 Andrew Pinski <apinski@cavium.com>
5227 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
5229 2012-01-04 Andrew Pinski <apinski@cavium.com>
5230 Adam Nemet <anemet@caviumnetworks.com>
5232 * config/mips/mips.md (size): Add SI and DI.
5233 (SIZE): New mode attribute.
5234 (U): New code attribute.
5235 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
5236 (mips_lbux_<mode>): Delete.
5237 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
5238 (mips_lhx): Use gen_mips_lhx_extsi.
5239 (mips_lhx_<mode>): Delete.
5241 (mips_l<size>x): New expand.
5242 (mips_lwx_<mode>): Delete.
5243 (mips_l<GPR:size>x_<P:mode>): New pattern.
5244 (*mips_lw<u>x_<P:mode>_ext): Likewise.
5245 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
5246 * config/mips/mips.c (mips_lx_address_p): New function.
5247 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
5248 (dsp64): New availability predicate.
5249 (mips_builtins): Add an entry for __builtin_mips_ldx.
5250 * config/mips/mips.h (ISA_HAS_LBX): New define.
5251 (ISA_HAS_LBUX): Likewise.
5252 (ISA_HAS_LHX): Likewise.
5253 (ISA_HAS_LHUX): Likewise.
5254 (ISA_HAS_LWX): Likewise.
5255 (ISA_HAS_LWUX): Likewise.
5256 (ISA_HAS_LDX): Likewise.
5257 * doc/extend.texi (__builtin_mips_ldx): Document.
5259 2012-01-04 Tristan Gingold <gingold@adacore.com>
5261 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
5262 when long pointers are used.
5263 * config.build (*-*-*vms*): Handle all OpenVMS targets.
5264 (alpha64-dec-*vms*, alpha*-dec-*vms*)
5265 (ia64-hp-*vms*): Remove.
5266 * config/vms/xm-vms64.h: Delete.
5268 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
5271 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
5273 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
5275 * opts.c (finish_options): Remove duplicate sorry.
5277 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
5280 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
5283 2012-01-04 Richard Guenther <rguenther@suse.de>
5286 * tree.c (size_low_cst): New function.
5287 * tree.h (size_low_cst): Declare.
5288 * fold-const.c (fold_comparison): Use it to extract the low
5289 part of the POINTER_PLUS_EXPR offset.
5291 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
5293 Fix clearing ZERO_REG
5294 * config/avr/avr.md (cc): Add alternative "ldi".
5295 (movqi_insn): Use it in cc attribute.
5296 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
5297 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
5298 (output_reload_insisf): Use ZERO_REG to pre-clear register.
5300 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5302 * configure: Regenerate.
5304 2012-01-04 Richard Guenther <rguenther@suse.de>
5306 PR tree-optimization/49651
5307 * tree-ssa-structalias.c (type_can_have_subvars): New function.
5308 (var_can_have_subvars): Use it.
5309 (get_constraint_for_1): Only consider subfields if there can be any.
5311 2012-01-03 Jakub Jelinek <jakub@redhat.com>
5314 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
5315 to its new canonical_cselib_val and the cselib_val was in
5316 first_containing_mem chain, but the canonical_cselib_val was not,
5317 add the latter into the chain.
5318 (cselib_invalidate_mem): Compare canonical_cselib_val of
5319 addr_list chain elt with v.
5322 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
5323 dwarf2out_undef): Allocate e.info using ggc_strdup instead
5325 (output_macinfo_op): Don't ggc_strdup fd->filename.
5326 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
5327 then ggc_strdup it. Don't free inc->info or cur->info.
5328 (output_macinfo): Don't free ref->info or file->info.
5330 2012-01-03 Ira Rosen <irar@il.ibm.com>
5332 PR tree-optimization/51269
5333 * tree-vect-loop-manip.c (set_prologue_iterations): Make
5334 first_niters a pointer.
5335 (slpeel_tree_peel_loop_to_edge): Likewise.
5336 (vect_do_peeling_for_loop_bound): Update call to
5337 slpeel_tree_peel_loop_to_edge.
5338 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
5339 here. Remove it from the parameters list.
5340 (vect_do_peeling_for_alignment): Update calls and compute
5343 2012-01-03 Richard Guenther <rguenther@suse.de>
5345 PR tree-optimization/51070
5346 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
5347 Properly handle calls.
5349 2012-01-03 Richard Guenther <rguenther@suse.de>
5351 PR tree-optimization/51692
5352 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
5353 the LHS of allocation stmts.
5355 2012-01-03 Olivier Hainque <hainque@adacore.com>
5357 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
5359 2012-01-03 Olivier Hainque <hainque@adacore.com>
5361 * collect2.c (main): In AIX specific computations for vector
5362 insertions, use CONST_CAST2 to cast from char ** to const char **.
5364 2012-01-03 Richard Guenther <rguenther@suse.de>
5367 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
5368 the context of a limbo DIE when it does not already exist.
5370 2012-01-03 Jakub Jelinek <jakub@redhat.com>
5372 PR tree-optimization/51719
5373 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
5374 but direct call is, clear direct call's lhs and don't add fallthrough
5375 edge from dcall_bb to join_bb and PHIs.
5377 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5379 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
5380 the instructions emitted by the pattern.
5381 ("*TDC_insn_<mode>"): Add comment.
5383 2012-01-03 Richard Guenther <rguenther@suse.de>
5386 * fold-const.c (fold_comparison): Properly canonicalize
5387 tree offset and HOST_WIDE_INT bit position.
5389 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
5391 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
5392 operands for extzv pattern.
5394 2012-01-02 Jakub Jelinek <jakub@redhat.com>
5397 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
5400 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
5402 * doc/invoke.texi (-flto and related options): Copy-edit.
5404 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
5406 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
5408 2012-01-02 Jakub Jelinek <jakub@redhat.com>
5410 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
5413 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
5415 * expr.h (move_by_pieces_ninsns): Declare.
5416 * expr.c (move_by_pieces_ninsns): Make external.
5417 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
5418 (mips_store_by_pieces_p): Likewise.
5419 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
5420 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
5421 * config/mips/mips.c (mips_move_by_pieces_p): New function.
5422 (mips_store_by_pieces_p): Likewise.
5424 2012-01-02 Jakub Jelinek <jakub@redhat.com>
5426 * passes.c (register_one_dump_file): Free full_name.
5428 * reload1.c (reload): Don't allocate reg_max_ref_width here.
5429 (calculate_elim_costs_all_insns): Free offsets_at and
5430 offsets_known_at at the end and clear the pointers.
5432 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
5434 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
5435 this option introduced in r180739.
5437 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
5440 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
5441 (tmake_file target=avr): Add avr/t-multilib.
5443 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
5444 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
5445 * config/avr/genmultilib.awk: New file.
5446 * config/avr/t-multilib: New auto-generated file.
5447 * config/avr/multilib.h: New auto-generated file.
5448 * config/avr/t-avr (AVR_MCUS): New variable.
5449 (genopt.sh): Use it.
5450 (s-mlib): Depend on t-multilib.
5451 (t-multilib, multilib.h): New dependencies.
5452 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
5453 (MULTILIB_OPTIONS): Remove.
5454 (MULTILIB_MATCHES): Remove.
5455 (MULTILIB_DIRNAMES): Remove.
5456 (MULTILIB_EXCEPTIONS): Remove:
5457 * config/avr/genopt.sh: Don't use hard coded file name;
5458 pass AVR_MCUS from t-avr instead.
5460 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
5462 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
5464 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
5466 Implement light-weight DImode support.
5467 * config/avr/avr-dimode.md: New file.
5468 * config/avr/avr.md: Include it.
5469 (adjust_len): Add plus64, compare64.
5470 (HIDI): Remove code iterator.
5471 (code_stdname): New code attribute.
5472 (rotx, rotsmode): Remove DI.
5473 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
5475 * config/avr/avr-protos.h (avr_have_dimode): New.
5476 (avr_out_plus64, avr_out_compare64): New.
5477 * config/avr/avr.c (avr_out_compare): Handle DImode.
5478 (avr_have_dimode): New variable definition and initialization.
5479 (avr_out_compare64, avr_out_plus64): New functions.
5480 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
5481 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
5482 (avr_compare_pattern): Skip DImode comparisons.
5484 2012-01-02 Revital Eres <revital.eres@linaro.org>
5486 * ddg.c (def_has_ccmode_p): New function.
5487 (add_cross_iteration_register_deps,
5488 create_ddg_dep_from_intra_loop_link): Call it.
5490 2012-01-02 Richard Guenther <rguenther@suse.de>
5493 * invoke.texi (fassociative-math): Remove spurious paranthesis.
5495 2012-01-01 Jakub Jelinek <jakub@redhat.com>
5497 * gcc.c (process_command): Update copyright notice dates.
5498 * gcov.c (print_version): Likewise.
5499 * gcov-dump.c (print_version): Likewise.
5500 * mips-tfile.c (main): Likewise.
5501 * mips-tdump.c (main): Likewise.
5503 2012-01-01 Ira Rosen <irar@il.ibm.com>
5505 PR tree-optimization/51704
5506 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
5507 a use is inside the basic block or loop before accessing its vect info.
5509 2012-01-01 Jan Hubicka <jhjh@suse.cz>
5511 PR rtl-optimization/51069
5512 * cfgloopmanip.c (remove_path): Removing path making irreducible
5513 region unconditional makes BB part of the region.
5515 2012-01-01 Jakub Jelinek <jakub@redhat.com>
5517 PR tree-optimization/51683
5518 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
5519 calls with side-effects.
5520 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
5522 Copyright (C) 2012 Free Software Foundation, Inc.
5524 Copying and distribution of this file, with or without modification,
5525 are permitted in any medium without royalty provided the copyright
5526 notice and this notice are preserved.