1 2012-03-21 Oleg Endo <olegendo@gcc.gnu.org>
4 * config/sh/sh-protos.h (sh_fsca_df2int): Remove.
5 * config/sh/sh.c (sh_fsca_df2int_rtx, sh_fsca_df2int): Remove.
6 * config/sh/sh.md (sindf2, cosdf2): Remove.
8 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
11 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
12 prologue for unwinder and profiler.
14 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
16 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
17 Introduce emul_name to select the right linker emulation for
19 * configure: Regenerate.
20 * config.gcc: Add bits to support powerpc64-*-freebsd*.
21 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
22 * config/rs6000/freebsd64.h: New file.
23 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
25 (rs6000_savres_strategy): Likewise.
26 (rs6000_savres_routine_name): Likewise.
27 (rs6000_elf_file_end): Likewise.
28 * config/rs6000/t-freebsd64: New file.
29 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
30 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
32 2012-03-21 Georg-Johann Lay <avr@gjlay.de>
34 PR rtl-optimization/52543
36 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
37 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
38 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
39 (avr_load_libgcc_p): Restrict to __flash loads.
40 (avr_out_lpm): Only handle 1-byte loads from __flash.
41 (avr_load_lpm): New function.
42 (avr_find_unused_d_reg): Remove.
43 (avr_out_lpm_no_lpmx): Remove.
44 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
45 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
46 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
47 (load_<mode>, load_<mode>_clobber): New insns.
48 (mov<mode>): For multi-byte move from non-generic
49 16-bit address spaces: Expand to load_<mode> resp.
51 (load<mode>_libgcc): Remove expander.
52 (split-lpmx): Remove split.
54 2012-03-21 Richard Earnshaw <rearnsha@arm.com>
56 * neon.md (neon_vget_lanev2di): Use gen_lowpart and gen_highpart.
57 * config/arm/neon.ml (Fixed_return_reg): Renamed to fixed_vector_reg.
59 (Fixed_core_reg): New feature.
60 (Vget_lane [sizes S64 and U64]): Add Fixed_core_reg. Allow fmrrd in
62 * neon-testgen.ml: Handle Fixed_core_reg.
64 2012-03-21 Andrew Stubbs <ams@codesourcery.com>
66 * config/arm/arm.c (thumb2_reorg): Add complete support
67 for 16-bit instructions.
68 * config/arm/thumb2.md: Delete obsolete flag-clobbering peepholes.
70 2012-03-21 Richard Guenther <rguenther@suse.de>
72 PR tree-optimizer/52636
73 * tree-vect-slp.c (vect_get_constant_vectors): Convert constants
74 to the appropriate type.
76 2012-03-21 Richard Guenther <rguenther@suse.de>
78 * Makefile.in (cfgexpand.o): Add $(REGS_H) and $(INTEGRATE_H)
80 * cfgexpand.c (gimple_expand_cfg): Fold in pass_init_function,
81 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
82 * passes.c (init_optimization_passes): Remove pass_init_function,
83 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
84 * tree-pass.h (pass_init_function): Remove.
86 (pass_initial_value_sets): Remove.
87 (pass_unshare_all_rtl): Remove.
88 * integrate.c (pass_initial_value_sets): Remove.
89 * emit-rtl.c (pass_unshare_all_rtl): Remove.
90 * tree.h (init_function_for_compilation): Remove.
91 * function.c (init_function_for_compilation): Remove.
92 (pass_init_function): Remove.
93 * cfgcleanup.c (rest_of_handle_jump): Remove.
96 2012-03-20 Jason Merrill <jason@redhat.com>
98 * tree-streamer-in.c (streamer_alloc_tree): Call
99 ggc_alloc_zone_cleared_tree_node instead of
100 ggc_alloc_zone_cleared_tree_node_stat.
102 2012-03-20 Jonathan Wakely <jwakely.gcc@gmail.com>
104 * doc/extend.texi (Template Instantiation): Remove anachronisms.
106 2012-03-20 Jakub Jelinek <jakub@redhat.com>
109 * config/i386/i386.c (expand_vec_perm_vperm2f128): New function.
110 (ix86_expand_vec_perm_const_1): Call it.
112 * config/i386/i386.c (vselect_insn): New variable.
113 (init_vselect_insn): New function.
114 (expand_vselect, expand_vselect_insn): Add testing_p argument.
115 Call init_vselect_insn if vselect_insn is NULL. Adjust
116 PATTERN (vselect_insn), instead of creating a new insn each time,
117 only emit a copy of it if not testing and recog has been successful.
118 (expand_vec_perm_pshufb, expand_vec_perm_1,
119 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_broadcast_1): Adjust
123 * config/i386/i386.md ("isa" attribute): Add avx2 and noavx2.
124 ("enabled" attribute): Handle avx2 and noavx2 isas.
125 * config/i386/sse.md (avx2_vec_dupv8sf_1, avx2_pbroadcast<mode>_1):
127 (vec_dup<mode>): Add avx2 =x,x alternative.
128 (vec_dup<mode> splitter): Don't split if TARGET_AVX2.
129 (*avx_vperm_broadcast_<mode>): Don't split V4DFmode if TARGET_AVX2.
130 For TARGET_AVX2, V8SFmode and elt == 0 split into vbroadcastss.
131 * config/i386/i386.c (expand_vec_perm_pshufb): Emit also vpermps
133 (expand_vec_perm_1): For broadcasts, use avx2_pbroadcast<mode>_1
134 if possible, handle also V8SFmode.
136 2012-03-20 Richard Earnshaw <rearnsha@arm.com>
138 * arm/predicates.md (zero_operand, reg_or_zero_operand): New predicates.
139 * arm/neon.md (neon_vceq<mode>, neon_vcge<mode>): Use
140 reg_or_zero_operand predicate.
141 (neon_vcle<mode>, neon_vclt<mode>): Use zero_operand predicate.
143 2012-03-20 Jakub Jelinek <jakub@redhat.com>
145 * config/i386/i386.c (ix86_decompose_address) <case ZERO_EXTEND>:
146 If operand isn't UNSPEC, return 0.
148 2012-03-20 Richard Guenther <rguenther@suse.de>
150 * tree-pass.h (pass_rtl_eh): Remove.
151 * except.c (gate_handle_eh): Likewise.
152 (rest_of_handle_eh): Likewise.
153 (pass_rtl_eh): Likewise.
154 (finish_eh_generation): Export.
155 * except.h (finish_eh_generation): Declare.
156 * passes.c (init_optimization_passes): Remove pass_rtl_eh.
157 * cfgexpand.c (gimple_expand_cfg): Call finish_eh_generation
158 after expanding stack alignment. Instead of compacting blocks
161 2012-03-20 Richard Guenther <rguenther@suse.de>
163 * stor-layout.c (finish_bitfield_representative): Fallback
164 to conservative maximum size if the padding up to the next
165 field cannot be computed as a constant.
166 (finish_bitfield_layout): If we cannot compute the distance
167 between the start of the bitfield representative and the
168 bitfield member start a new representative.
169 * expr.c (get_bit_range): The distance between the start of
170 the bitfield representative and the bitfield member is zero
171 if the field offsets are not constants.
173 2012-03-20 Tristan Gingold <gingold@adacore.com>
175 * tree.h (enum size_type_kind): Add stk_ prefix to constants,
176 convert in lowercase.
177 (sizetype_tab, sizetype, bitsizetype, ssizetype, sbitsizetype)
178 (size_int, ssize_int, bitsize_int, sbitsize_int): Adjust.
179 * stor-layout.c (sizetype_tab): Adjust.
180 (initialize_sizetypes): Use SIZETYPE instead of SIZE_TYPE.
181 * tree-streamer.c (preload_common_nodes): Use stk_type_kind_last
182 instead of type_kind_last.
183 * tree-scalar-evolution.c (interpret_rhs_expr): Use size_int
184 instead of size_int_kind.
185 * doc/tm.texi.in (Type Layout): Document SIZETYPE.
186 * doc/tm.texi: Regenerate.
187 * defaults.h (SIZETYPE): Provide a default value.
188 * config/vms/vms.h (SIZE_TYPE): Define as "unsigned int".
191 2012-03-20 Oleg Endo <olegendo@gcc.gnu.org>
193 * config/sh/sh.md: Use braced string notation where applicable.
195 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
197 * config/i386/i386.md (allocate_stack): Simplify.
199 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
201 * builtins.c (expand_builtin_cexpi): Use copy_addr_to_reg instead of
202 copy_to_mode_reg (Pmode, ...).
203 (expand_builtin_frame_address): Ditto.
204 * expr.c (emit_block_move_via_libcall): Ditto.
205 (set_storage_via_libcall): Ditto.
207 * config/i386/i386.c (ix86_expand_movmem): Ditto.
208 (ix86_expand_setmem): Ditto.
209 (ix86_trampoline_init): DItto.
210 * config/i386/i386.md (cmpstrnsi): Ditto.
212 2012-03-19 Sandra Loosemore <sandra@codesourcery.com>
214 * config/sh/sh.opt (madjust-unroll): Mark as ignored/obsolete.
215 * config/sh/sh.h (TARGET_OPT_DEFAULT): Don't use MASK_ADJUST_UNROLL.
216 * doc/invoke.texi (Option Summary): Remove -madjust-unroll.
217 (SH Options): Likewise.
219 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
221 * config/i386/i386.c (get_thread_pointer): Add tp_mode argument.
222 Generate ZERO_EXTEND in place if GET_MODE (tp) != tp_mode.
223 (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>: Always generate
224 DImode UNSPEC_GOTNTPOFF references on TARGET_64BIT.
225 (ix86_decompose_address): Allow zero extended UNSPEC_TP references.
228 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
230 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
231 * config/i386/i386.c (ix86_decompose_address): Use
232 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
233 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
234 thread pointer to a register.
237 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
239 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
240 if Pmode != word_mode.
241 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
242 Pmode == SImode for TARGET_X32.
244 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
245 (tls_initial_exec_x32): Likewise.
247 2012-03-19 Oleg Endo <olegendo@gcc.gnu.org>
250 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12, DISP_ADDR_P,
251 DISP_ADDR_OFFSET): New macros.
252 * config/sh/sh.c (sh_address_cost): Add SH2A special case.
253 (sh_legitimate_index_p): Allow QImode displacements for non-SH2A.
254 (sh_legitimize_address): Add QImode displacement handling.
255 (sh_cannot_change_mode_class): Disallow GENERAL_REGS for SFmode
257 (sh_secondary_reload): Add QImode displacement handling.
258 * config/sh/predicates.md (movsrc_no_disp_mem_operand): New predicate.
259 * config/sh/constraints.md (K04, Snd, Sdd): New constraints.
260 * config/sh/sh.md (extendqisi2): Remove constraints from expander.
261 (*extendqisi2_compact): Rename to *extendqisi2_compact_reg, restrict
262 to register operands only.
263 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_snd): New insns.
264 (extendqihi2): Change insn to expander.
265 (*extendqihi2_compact_reg): New insn.
266 (movqi_i, movqi): Replace with ...
267 (movqi, *movqi_reg_reg, *movqi_store_mem_disp12,
268 *movqi_load_mem_disp, *movqi_load_mem_disp): ... these.
269 Add new peepholes for QImode displacement addressing.
271 2012-03-19 Paolo Carlini <paolo.carlini@oracle.com>
274 * doc/invoke.texi: Document -Wuseless-cast.
276 2012-03-19 Eric Botcazou <ebotcazou@adacore.com>
278 * tree.def (REALPART_EXPR, IMAGPART_EXPR, VIEW_CONVERT_EXPR): Move.
279 * tree.h (handled_component_p): Reorder cases.
280 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref): Do
281 not initialize unsignedp.
282 (loc_list_from_tree): Likewise.
283 (fortran_common): Likewise.
284 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
286 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
288 * config/i386/i386.c (ix86_expand_prologue) <CM_LARGE_PIC>: Use Pmode
289 mode consistently. Use ix86_gen_add3. Assert that Pmode == DImode.
290 (ix86_expand_split_stack_prologue): Use ix86_gen_add3.
291 (ix86_split_long_move): Ditto.
292 (legitimize_tls_address): Use ix86_gen_sub3.
293 (construct_plt_address): Assert that Pmode == DImode.
295 2012-03-18 Uros Bizjak <ubizjak@gmail.com>
297 * config/i386/i386.md: Remove empty predicates and/or constraints.
298 * config/i386/sync.md: Ditto.
299 * config/i386/sse.md: Ditto.
300 * config/i386/mmx.md: Ditto.
301 * config/i386/pentium.md: Ditto.
302 * config/i386/athlon.md: Ditto.
304 2012-03-16 Richard Guenther <rguenther@suse.de>
306 PR tree-optimization/52603
307 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Clarify
311 2012-03-14 Richard Guenther <rguenther@suse.de>
313 PR tree-optimization/52571
314 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
315 flag_section_anchors check ...
316 (vect_can_force_dr_alignment_p): ... here.
318 2012-03-16 Martin Jambor <mjambor@suse.cz>
320 * expr.c (expand_expr_real_1): Handle misaligned scalar reads from
321 memory through MEM_REFs by calling extract_bit_field.
323 2012-03-16 Richard Guenther <rguenther@suse.de>
325 * fold-const.c (native_interpret_expr): Also support POINTER_TYPE
326 and REFERENCE_TYPE interpretations.
327 (can_native_interpret_type_p): New function.
328 (fold_ternary_loc): Use native encode/interpret to fold
329 BIT_FIELD_REFs of constants.
331 2012-03-16 Richard Guenther <rguenther@suse.de>
334 * fold-const.c (fold_ternary_loc): Fold vector typed BIT_FIELD_REFs
335 of vector constants and constructors.
337 2012-03-16 Richard Guenther <rguenther@suse.de>
339 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
340 VIEW_CONVERT_EXPR to convert constants.
341 (vect_is_simple_use): Treat all constants as vec_constant_def.
343 2012-03-16 Richard Guenther <rguenther@suse.de>
344 Kai Tietz <ktietz@redhat.com>
347 * gimplify.c (gimplify_self_mod_expr): Evaluate postfix
348 side-effects completely in the pre-queue and use a temporary
351 2012-03-16 Richard Guenther <rguenther@suse.de>
353 * stor-layout.c (finish_bitfield_representative): Fall back
354 to the conservative maximum size if we cannot compute the
355 size of the tail padding.
357 2012-03-16 Tristan Gingold <gingold@adacore.com>
359 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
360 __CRTL_VER and __VMS_VER.
361 * config/vms/vms-protos.h: Declare vms_c_get_crtl_ver
362 and vms_c_get_vms_ver.
363 * config/vms/vms-c.c (vms_c_get_crtl_ver, vms_c_get_vms_ver): New
365 * config/alpha/vms.h (VMS_DEFAULT_CRTL_VER)
366 (VMS_DEFAULT_VMS_VER): Define.
367 * config/ia64/vms.h (VMS_DEFAULT_CRTL_VER)
368 (VMS_DEFAULT_VMS_VER): Define.
370 2012-03-16 Richard Guenther <rguenther@suse.de>
372 * tree-vect-loop.c (get_initial_def_for_induction): Use
373 build_constructor directly.
374 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
375 build_vector_from_val.
376 * tree.c (build_vector_from_val): Avoid creating a constructor
377 first when we want a constant vector.
379 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
381 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
383 2012-03-16 Richard Guenther <rguenther@suse.de>
385 * tree.h (TREE_VECTOR_CST_ELTS): Remove.
386 (VECTOR_CST_NELTS, VECTOR_CST_ELTS, VECTOR_CST_ELT): New defines.
387 (struct tree_vector): Remove elements member, add variable size
389 (build_vector_stat): Declare.
390 (build_vector): Define in terms of build_vector_stat.
391 * tree.c (build_vector): Rename to ...
392 (build_vector_stat): ... this. Take array of trees as parameter.
393 (build_vector_from_ctor): Adjust.
394 (integer_zerop, integer_onep, integer_all_onesp, iterative_hash_expr,
395 initializer_zerop): Adjust.
396 * cfgexpand.c (expand_debug_expr): Likewise.
397 * expr.c (categorize_ctor_elements_1, expand_expr_real_1,
398 const_vector_from_tree): Likewise.
399 * fold-const.c (const_binop, operand_equal_p, native_encode_vector,
400 native_interpret_vector, fold_unary_loc, vec_cst_ctor_to_array,
401 fold_vec_perm, fold_binary_loc, fold_ternary_loc): Likewise.
402 * tree-streamer-in.c (streamer_alloc_tree): Handle TS_VECTOR.
403 (lto_input_ts_vector_tree_pointers): Adjust.
404 * tree-streamer-out.c (streamer_write_tree_header): Handle TS_VECTOR.
405 (write_ts_vector_tree_pointers): Adjust.
406 * varasm.c (const_hash_1, compare_constant, copy_constant,
407 output_constant): Adjust.
408 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Adjust.
409 * print-tree.c (print_node): Adjust.
410 * tree-pretty-print.c (dump_generic_node): Adjust.
411 * tree-vect-generic.c (uniform_vector_p, vector_element,
412 lower_vec_perm): Adjust.
413 * tree-vect-loop.c (get_initial_def_for_reduction): Adjust.
414 * tree-vect-slp.c (vect_get_constant_vectors,
415 vect_transform_slp_perm_load): Adjust.
416 * tree-vect-stmts.c (vect_gen_perm_mask): Adjust.
417 * expmed.c (make_tree): Adjust.
418 * config/i386/i386.c (ix86_expand_builtin): Adjust.
419 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Adjust interface
421 (sparc_fold_builtin): Adjust.
423 2012-03-16 Tristan Gingold <gingold@adacore.com>
425 * config.gcc (*-*-*vms*): Define use_gcc_stdint and tm_file.
426 * config/vms/vms-stdint.h: New file.
428 2012-03-16 Tristan Gingold <gingold@adacore.com>
430 * config.host (alpha64-dec-*vms*, alpha*-dec-*vms*)
431 (ia64-hp-*vms*): Replaced by ...
432 (*-*-*vms*): ... This new entry.
434 2012-03-15 Jakub Jelinek <jakub@redhat.com>
437 * config/i386/i386.c (expand_vec_perm_vperm2f128_vblend): New function.
438 (ix86_expand_vec_perm_const_1): Use it.
441 * config/i386/sse.md (UNSPEC_VPERMDF): Remove.
442 (avx2_permv4df): Remove.
443 (avx2_permv4di): Macroize into...
444 (avx2_perm<mode>): ... this using VI8F_256 iterator.
445 (avx2_permv4di_1): Macroize into...
446 (avx2_perm<mode>_1): ... this using VI8F_256 iterator.
448 2012-03-15 Ulrich Weigand <ulrich.weigand@linaro.org>
450 * combine.c (apply_distributive_law): Do not distribute SUBREG.
452 2012-03-15 Ira Rosen <irar@il.ibm.com>
453 Ulrich Weigand <ulrich.weigand@linaro.org>
455 * tree-vect-patterns.c (widened_name_p): Rename to ...
456 (type_conversion_p): ... this. Add new argument to determine
457 if it's a promotion or demotion operation. Check for
458 CONVERT_EXPR_CODE_P instead of NOP_EXPR.
459 (vect_recog_dot_prod_pattern): Call type_conversion_p instead
461 (vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern,
462 vect_operation_fits_smaller_type, vect_recog_widen_shift_pattern):
464 (vect_recog_mixed_size_cond_pattern): Likewise and allow
465 non-constant then and else clauses.
467 2012-03-15 Ira Rosen <irar@il.ibm.com>
468 Ulrich Weigand <ulrich.weigand@linaro.org>
470 * tree-vectorizer.h (vect_pattern_recog): Add new argument.
471 * tree-vect-loop.c (vect_analyze_loop_2): Update call to
473 * tree-vect-patterns.c (widened_name_p): Pass basic block
474 info to vect_is_simple_use.
475 (vect_recog_dot_prod_pattern): Fail for basic blocks.
476 (vect_recog_widen_sum_pattern): Likewise.
477 (vect_handle_widen_op_by_const): Support basic blocks.
478 (vect_operation_fits_smaller_type,
479 vect_recog_over_widening_pattern): Likewise.
480 (vect_recog_vector_vector_shift_pattern): Support basic blocks.
481 Update call to vect_is_simple_use.
482 (vect_recog_mixed_size_cond_pattern): Support basic blocks.
484 (check_bool_pattern): Add an argument, update call to
485 vect_is_simple_use and the recursive calls.
486 (vect_recog_bool_pattern): Update relevant function calls.
488 (vect_mark_pattern_stmts): Update calls to new_stmt_vec_info.
489 (vect_pattern_recog_1): Check for reduction only in loops.
490 (vect_pattern_recog): Add new argument. Support basic blocks.
491 * tree-vect-stmts.c (vectorizable_conversion): Pass basic block
492 info to vect_is_simple_use_1.
493 * tree-vect-slp.c (vect_get_and_check_slp_defs): Support basic
495 (vect_slp_analyze_bb_1): Call vect_pattern_recog.
497 2012-03-15 Jakub Jelinek <jakub@redhat.com>
498 Andrew Pinski <apinski@cavium.com>
501 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
502 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
503 calls instead of __builtin_ir{int,ound}*.
505 2012-03-15 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
507 * doc/sourcebuild.texi (cleanup-modules, keep-modules): Update
510 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
512 * config.gcc (target_type_format_char): New. Document it. Set it for
514 * configure.ac (gnu_unique_option): Use target_type_format_char
515 in test. Comment rationale.
516 * configure: Regenerate .
518 2012-03-15 Jakub Jelinek <jakub@redhat.com>
520 PR tree-optimization/52267
521 * tree-vrp.c (masked_increment): New function.
522 (register_edge_assert_for_2): Derive ASSERT_EXPRs
523 from (X & CST1) cmp CST2 tests.
525 2012-03-15 Richard Guenther <rguenther@suse.de>
528 * tree-data-ref.c (subscript_dependence_tester_1): Check
529 all dimensions for non-conflicting access functions.
531 2012-03-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
534 * doc/invoke.texi [C++ Language Options]: Document
535 -ftemplate-backtrace-limit.
537 2012-03-15 Tristan Gingold <gingold@adacore.com>
539 * c-parser.c (c_parser_parameter_declaration): Handle #pragma
542 2012-03-15 Tristan Gingold <gingold@adacore.com>
544 * dwarf2out.c (gen_subprogram_die): Require dwarf unwinding to
545 use DW_OP_call_frame_cfa.
547 2012-03-14 H.J. Lu <hongjiu.lu@intel.com>
550 * config/i386/i386-opts.h (pmode): New.
552 * config/i386/i386.c (ix86_option_override_internal): Properly
553 check and set ix86_pmode.
555 * config/i386/i386.h (Pmode): Check ix86_pmode instead of
558 * config/i386/i386.opt (maddress-mode=): New.
560 * doc/invoke.texi: Document -maddress-mode=short|long for x86.
562 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
564 * dwarf2cfi.c (def_cfa_0): Remove MIPS_DEBUGGING_INFO handling.
565 (dwarf2out_do_cfi_asm): Likewise.
566 * dwarf2out.c (output_call_frame_info): Remove MIPS_DEBUGGING_INFO
568 (add_data_member_location_attribute): Likewise.
569 (gen_array_type_die): Likewise.
570 (gen_subprogram_die): Likewise.
571 (gen_producer_string): Likewise.
572 * sdbout.c (sdbout_begin_prologue): Declare unconditionally.
573 Remove MIPS_DEBUGGING_INFO handling.
574 (sdb_debug_hooks): Likewise.
575 (sdbout_begin_block): Likewise.
576 (sdbout_end_block): Likewise.
577 (sdbout_begin_prologue): Likewise.
578 (sdbout_start_source_file): Likewise.
579 (sdbout_end_source_file): Likewise.
580 (sdbout_init): Likewise.
581 * system.h (MIPS_DEBUGGING_INFO): Poison.
583 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
585 * config/alpha/alpha.c [HAVE_STAMP_H]: Remove.
586 (alpha_file_start) [MS_STAMP]: Remove.
588 * config/alpha/elf.h (TARGET_GAS): Remove.
589 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove.
590 * config/alpha/linux.h (TARGET_DEFAULT): Remove.
591 * config/alpha/netbsd.h (TARGET_DEFAULT): Remove.
592 * config/alpha/vms.h (TARGET_DEFAULT): Remove.
593 * config.gcc (alpha*-*-linux*): Remove target_cpu_default.
594 (alpha*-*-freebsd*): Likewise.
595 (alpha*-*-netbsd*): Likewise.
596 (alpha*-*-openbsd*): Likewise.
597 (alpha*-*-*): Remove target_cpu_default2.
598 * config/alpha/alpha.c (alpha_output_filename): Remove !TARGET_GAS
600 * config/alpha/alpha.h (TARGET_AS_CAN_SUBTRACT_LABELS): Remove.
601 (TARGET_AS_SLASH_BEFORE_SUFFIX): Remove.
602 * config/alpha/alpha.c (print_operand): Always assume
603 TARGET_AS_SLASH_BEFORE_SUFFIX.
604 * config/alpha/alpha.md ("*builtin_setjmp_receiver_er_sl_1"):
605 Remove TARGET_AS_CAN_SUBTRACT_LABELS.
606 ("*builtin_setjmp_receiver_er_1"): Remove.
607 * config/alpha/alpha.opt (malpha-as): Remove.
609 * doc/invoke.texi (Option Summary, DEC Alpha Options): Remove
611 Remove DEC Unix reference.
613 * config/alpha/alpha.h (OBJECT_FORMAT_COFF): Remove.
614 (EXTENDED_COFF): Remove.
615 * config/alpha/elf.h (OBJECT_FORMAT_COFF): Don't undef.
616 (EXTENDED_COFF): Don't undef.
617 * config/alpha/alpha.c (alpha_file_start): Always assume
619 Don't set targetm.asm_file_start_file_directive.
620 [!OBJECT_FORMAT_ELF]: Remove.
621 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
623 * config/alpha/alpha.h (SDB_DEBUGGING_INFO): Remove.
624 (DBX_DEBUGGING_INFO): Remove.
625 (MIPS_DEBUGGING_INFO): Remove.
626 (PREFERRED_DEBUGGING_TYPE): Remove.
627 (DBX_OUTPUT_SOURCE_LINE): Remove.
628 (SDB_OUTPUT_SOURCE_LINE): Remove.
629 (DBX_CONTIN_LENGTH): Remove.
630 (NO_DBX_FUNCTION_END): Remove.
631 (ASM_STABS_OP): Remove.
632 (ASM_STABN_OP): Remove.
633 (ASM_STABD_OP): Remove.
634 (SDB_ALLOW_FORWARD_REFERENCES): Remove.
635 (SDB_ALLOW_UNKNOWN_REFERENCES): Remove.
636 (PUT_SDB_DEF): Remove.
637 (PUT_SDB_PLAIN_DEF): Remove.
638 (PUT_SDB_TYPE): Remove.
639 (sdb_label_count): Remove.
640 (PUT_SDB_BLOCK_START): Remove.
641 (PUT_SDB_BLOCK_END): Remove.
642 (PUT_SDB_FUNCTION_START): Remove.
643 (PUT_SDB_FUNCTION_END): Remove.
644 (PUT_SDB_EPILOGUE_END): Remove.
645 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Don't undef.
646 (MIPS_DEBUGGING_INFO): Don't undef.
647 (DBX_DEBUGGING_INFO): Don't undef.
648 * config/alpha/vms.h (SDB_DEBUGGING_INFO): Don't undef.
649 (MIPS_DEBUGGING_INFO): Don't undef.
650 (DBX_DEBUGGING_INFO): Don't undef.
651 * config/alpha/freebsd.h (DBX_CONTIN_CHAR): Remove.
652 * config/alpha/alpha.c (alpha_option_override): Remove SDB_DEBUG
654 (alpha_start_function): Likewise.
655 (sdb_label_count): Remove.
656 (alpha_output_filename): Remove DBX_DEBUG handling.
657 (alpha_file_start): Likewise.
659 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
661 * config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
662 (*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
663 (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
665 * configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
666 (ld_tls_support): Remove Solaris 8 references.
667 (lwp_dir, lwp_spec): Remove support for alternate thread library.
668 * acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.* tests.
669 * configure: Regenerate.
670 * config.in: Regenerate.
672 * config/sol2.h (LINK_SPEC): Remove LIB_THREAD_LDFLAGS_SPEC.
673 * config/i386/sol2.h: Remove Solaris 8 references.
675 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Rename to ...
676 (i?86-*-solaris2.9): ... this.
677 Remove Solaris 8 references.
678 (Specific, *-*-solaris2*): Document Solaris 8 removal.
679 Remove Solaris 8 references.
681 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
683 * config.gcc (enable_obsolete): Remove mips-sgi-irix6.5.
684 (mips-sgi-irix6.5*): Remove.
685 * config.host (mips-sgi-irix*): Remove.
686 * configure.ac (enable_fixed_point): Remove mips*-sgi-irix*.
687 (set_have_as_tls): Remove *-*-irix6*.
688 (gcc_cv_ld_static_dynamic): Remove mips-sgi-irix6*.
689 * configure: Regenerate.
691 * config/mips/iris6.h: Remove.
692 * config/mips/iris6.opt: Remove.
693 * config/mips/t-irix6: Remove.
695 * config/mips/mips.h (TARGET_GPWORD): Remove IRIX 6 N64 handling.
696 (TARGET_IRIX6): Remove.
697 (TARGET_CPU_CPP_BUILTINS): Remove IRIX 6 handling.
698 Don't define LANGUAGE_C, _LANGUAGE_C for Objective-C.
699 * config/mips/mips.c (mips_build_builtin_va_list): Remove IRIX 6
701 (mips_file_start): Likewise.
702 * config/mips/mips-protos.h (irix_asm_output_align): Remove.
704 * config/mips/driver-native.c [__sgi__]: Remove.
705 (host_detect_local_cpu) [__sgi__]: Remove.
707 * config/mips/gnu-user.h: Remove iris5.h reference.
709 * config/mips/mips-modes.def: Remove IRIX 6 reference.
710 * config/mips/gnu-user64.h (MIPS_TFMODE_FORMAT): Remove.
711 * config/mips/mips.c (mips_option_override) [MIPS_TFMODE_FORMAT]:
714 * gcc.c (main): Move asm_debug initialization ...
715 (asm_debug): ... here.
717 * ginclude/stddef.h (__STDDEF_H__): Don't define.
719 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Remove.
720 * system.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Poison.
721 * collect2.c [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
722 (main) [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
723 [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES] (is_in_args): Remove.
724 * doc/tm.texi.in (Driver, LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
726 * doc/tm.texi: Regenerate.
728 * doc/invoke.texi (Debugging Options, -gdwarf-<version>): Remove
730 (MIPS Options, -march): Remove IRIX reference.
731 * doc/install.texi (Binaries, SGI IRIX): Remove.
732 (Specific, mips-sgi-irix6): Document IRIX 6.5 removal, remove rest
734 * doc/trouble.texi (Interoperation): Remove -lgl_s handling.
736 2012-03-14 Martin Jambor <mjambor@suse.cz>
738 * expr.c (expand_assignment): Use expand_expr with EXPAND_WRITE
739 when expanding MEM_REFs, MEM_TARGET_REFs and handled_component bases.
740 (expand_expr_real_1): Do not handle misalignment if modifier is
743 2012-03-14 Richard Guenther <rguenther@suse.de>
746 * tree-vect-generic.c (type_for_widest_vector_mode): Take
747 element type instead of mode, use build_vector_type_for_mode
748 instead of the langhook, build a vector of proper signedness.
749 (expand_vector_operations_1): Adjust.
751 2012-03-14 Richard Guenther <rguenther@suse.de>
754 * gimple-fold.c (canonicalize_constructor_val): Make sure we have
755 a cgraph node for a FUNCTION_DECL that comes from a constructor.
756 (gimple_get_virt_method_for_binfo): Likewise.
758 2012-03-14 Richard Guenther <rguenther@suse.de>
760 PR tree-optimization/52571
761 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
762 flag_section_anchors check ...
763 (vect_can_force_dr_alignment_p): ... here. Do not re-align
764 DECL_COMMON variables.
766 2012-03-14 Richard Guenther <rguenther@suse.de>
768 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
769 * stor-layout.c (start_bitfield_representative): New function.
770 (finish_bitfield_representative): Likewise.
771 (finish_bitfield_layout): Likewise.
772 (finish_record_layout): Call finish_bitfield_layout.
773 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
774 for QUAL_UNION_TYPE fields.
775 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
776 Stream DECL_BIT_FIELD_REPRESENTATIVE.
777 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
782 * expr.c (get_bit_range): Unconditionally extract bitrange
783 from DECL_BIT_FIELD_REPRESENTATIVE.
784 (expand_assignment): Adjust call to get_bit_range.
786 2012-03-14 Richard Guenther <rguenther@suse.de>
789 * fold-const.c (fold_unary_loc): Fold (T1)(T2)x to (T1)x if
790 the outermost conversion is a sign-change only.
791 (fold_binary_loc): Disregard widening and sign-changing
792 conversions when we determine if two variables are equal
794 * tree-ssa-forwprop.c (combine_conversions): Fold (T1)(T2)x to
795 (T1)x if the outermost conversion is a sign-change only.
797 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
800 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
802 * config/i386/predicates.md (constant_call_address_operand): Declare
803 as special predicate. Update all uses.
805 2012-03-13 Jakub Jelinek <jakub@redhat.com>
808 * c-parser.c (c_parser_postfix_expression)
809 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
811 * config/i386/smmintrin.h: Avoid /* within a comment.
812 * config/i386/nmmintrin.h: Likewise.
814 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
816 * config/i386/i386.md (xbegin): Remove constraint from expander.
818 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
820 * config/i386/predicates.md (constant_call_address_operand): Declare
821 as special predicate. Update all uses.
822 * config/i386/i386.md: Remove mode from constant_call_address_operand
824 * config/i386/i386.c (ix86_output_call_insn): Call
825 constant_call_address_operand with VOIDmode.
827 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
829 * config/i386/i386.c (ix86_decompose_address): Handle subregs of
830 AND zero extended address correctly.
832 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
834 * config/i386/predicates.md (tls_symbolic_operand): Declare as
836 (tls_modbase_operand): Ditto.
837 * config/i386/i386.md: Remove mode from tls_symbolic_operand and
838 tls_modbase_operand predicates.
840 2012-03-13 Martin Jambor <mjambor@suse.cz>
842 * expr.c (expand_assignment): Handle misaligned scalar writes to
843 memory through top-level MEM_REFs by calling store_bit_field.
845 2012-03-13 Richard Guenther <rguenther@suse.de>
848 * fold-const.c (fold_binary_loc): Fold (X * Y) & -(1 << CST) to X * Y
849 if Y is a constant multiple of 1 << CST.
851 2012-03-13 Georg-Johann Lay <avr@gjlay.de>
854 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
855 offset (size) to a value the insns can deal with.
856 (expand_epilogue): Ditto.
858 2012-03-13 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
860 * config/arm/neon.ml (ops): Fixup expected instructions for
861 unsigned vector compares.
863 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
865 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
866 addresses only when %reg is not in word mode.
868 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
870 * config/microblaze/microblaze.md: Fix typo.
871 * tree-if-conv.c: Likewise.
872 * tree-vect-patterns.c: Likewise.
874 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
876 * config.gcc (extra_passes): Remove.
877 * configure.ac (extra_passes): Don't substitute.
878 * configure: Regenerate.
879 * Makefile.in (EXTRA_PASSES): Remove.
880 (GCC_PASSES): Remove $(EXTRA_PASSES).
881 (MOSTLYCLEANFILES): Likewise.
883 (install-common): Likewise.
885 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
887 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
888 * config/i386/i386.c (ix86_decompose_address): Use
889 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
890 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
891 thread pointer to a register.
893 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
895 * config/i386/i386.md (*tls_global_dynamic_64_<mode>): Remove :P
896 on tls_symbolic_operand.
897 (tls_global_dynamic_64_<mode>): Likewise.
899 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
902 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
903 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
905 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
908 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
909 type from reg_class_t to enum reg_class.
910 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
912 2012-03-12 Andrew Pinski <apinski@cavium.com>
914 * tree-ssa-phiopt.c (single_non_singleton_phi_for_edges): New function.
915 (tree_ssa_phiopt_worker): Use single_non_singleton_phi_for_edges.
916 (value_replacement): Likewise.
917 (empty_block_p): Check also if the PHIs for the block are empty.
919 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
922 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
923 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
924 r184615 from 2012-02-28.
926 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
928 * config/i386/i386.c (ix86_gen_tls_global_dynamic_64): New.
929 (ix86_gen_tls_local_dynamic_base_64): Likewise.
930 (ix86_option_override_internal): Set ix86_gen_tls_global_dynamic_64
931 and ix86_gen_tls_local_dynamic_base_64.
932 (legitimize_tls_address): Use ix86_gen_tls_global_dynamic_64 and
933 ix86_gen_tls_local_dynamic_base_64.
935 * config/i386/i386.md (*tls_global_dynamic_64): Renamed to ...
936 (*tls_global_dynamic_64_<mode>): This.
937 (tls_global_dynamic_64): Renamed to ...
938 (tls_global_dynamic_64_<mode>): This.
939 (*tls_local_dynamic_base_64): Renamed to ...
940 (*tls_local_dynamic_base_64_<mode>): This.
941 (tls_local_dynamic_base_64): Renamed to ...
942 (tls_local_dynamic_base_64_<mode>): This.
944 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
946 * config/i386/i386.c (ix86_option_override_internal): Properly
947 set ix86_gen_leave and ix86_gen_monitor. Check Pmode == DImode,
948 instead of TARGET_64BIT, to set ix86_gen_add3, ix86_gen_sub3,
949 ix86_gen_one_cmpl2, ix86_gen_andsp, ix86_gen_allocate_stack_worker,
950 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
952 * config/i386/sse.md (sse3_monitor64): Renamed to ...
953 (sse3_monitor64_<mode>): This.
955 2012-03-12 Tristan Gingold <gingold@adacore.com>
957 * config/ia64/ia64.c (ia64_function_arg_1): Move code around.
958 (ia64_function_arg_advance): Ditto.
960 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
962 * config.gcc (mips*-*-openbsd*): Remove.
963 * config/mips/openbsd.h: Remove.
964 * config/mips/sdb.h: Remove.
966 * config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
967 * config/mips/mips.c (sdb_label_count): Remove.
968 (mips_debugger_offset): Remove #if 0 code.
969 (mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
970 * config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
972 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
974 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
976 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
977 Update binutils references.
978 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
979 Update binutils reference.
980 Update Sun as/GNU ld caveat.
981 Document binutils largefile requirement for LTO plugin.
982 Remove reference to alternate libpthread.
984 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
986 * config.gcc (alpha*-dec-osf5.1*): Remove.
987 * config.host (alpha*-dec-osf*): Remove.
988 * configure.ac (*-*-osf*): Remove.
989 (alpha*-dec-osf*): Remove.
990 * configure: Regenerate.
992 * config/alpha/host-osf.c, config/alpha/osf5.h, config/alpha/osf5.opt,
993 config/alpha/va_list.h, config/alpha/x-osf: Remove.
995 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
996 * config/alpha/alpha.c (struct machine_function): Update comment.
997 (alpha_start_function): Remove Tru64 UNIX as handling for
999 * config/alpha/alpha.md ("exception_receiver"): Remove
1000 TARGET_LD_BUGGY_LDGP.
1001 ("*exception_receiver_2"): Likewise.
1002 * except.c (finish_eh_generation): Remove Tru64 reference.
1003 * ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
1004 * system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
1005 * target.def (handle_pragma_extern_prefix): Remove.
1007 * Makefile.in (mips-tfile.o-warn): Remove.
1008 (ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
1009 (mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
1010 * mips-tdump.c, mips-tfile.c: Remove.
1012 * doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
1014 * doc/install.texi (Binaries): Remove Tru64 UNIX reference.
1015 (Specific, alpha*-dec-osf5.1): Note removal.
1016 * doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
1018 * doc/tm.texi: Regenerate.
1019 * doc/trouble.texi (Cross-Compiler Problems): Remove.
1021 2012-03-12 Richard Guenther <rguenther@suse.de>
1023 * config/arm/arm.c (neon_dereference_pointer): Do not call
1024 covert during RTL expansion.
1026 2012-03-12 Tristan Gingold <gingold@adacore.com>
1028 * doc/invoke.texi (VMS Options): Merge Alpha/VMS and IA-64/VMS
1029 Options. Mention -mpointer-size.
1031 2012-03-12 Richard Guenther <rguenther@suse.de>
1033 * config/alpha/alpha.c (alpha_gimplify_va_arg): Use
1034 build_nonstandard_integer_type.
1036 2012-03-12 Richard Guenther <rguenther@suse.de>
1038 * tree.c (signed_or_unsigned_type_for): Use
1039 build_nonstandard_integer_type.
1040 (signed_type_for): Adjust documentation.
1041 (unsigned_type_for): Likewise.
1042 * tree-pretty-print.c (dump_generic_node): Use standard names
1043 for non-standard integer types if available.
1045 2012-03-12 Tristan Gingold <gingold@adacore.com>
1047 * config/vms/vms.opt: Add vms-opts.h header.
1048 (mmalloc64): Use flag_vms_malloc64 flag instead of MALLOC64
1050 (-mvms-return-codes): Document.
1051 (-mpointer-size): New option.
1052 (vms_pointer_size): Add enumeration.
1053 * config/vms/vms-opts.h: New file.
1054 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
1055 __INITIAL_POINTER_SIZE.
1056 (POINTER_SIZE, SIZE_TYPE, PTRDIFF_TYPE): Adjust definition.
1057 (C_COMMON_OVERRIDE_OPTIONS): Define.
1058 (DWARF2_ADDR_SIZE): Define.
1059 * config/vms/vms.c (vms_patch_builtins): Adjust condition.
1060 * config/vms/vms-protos.h (vms_c_common_override_options):
1062 * config/vms/vms-c.c (vms_pragma_pointer_size): Ignore pragma
1063 if -mno-pointer-size.
1064 (vms_c_common_override_options): New function.
1065 * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
1066 * config/alpha/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
1067 (MALLOC_ABI_ALIGNMENT): Use flag_vms_malloc64
1068 and flag_vms_pointer_size.
1069 (MASK_RETURN_ADDR): Set according to flag_vms_pointer_size.
1070 * config.gcc (*-*-*vms*): Define xm_file.
1071 (alpha*-dec-*vms*): Do not define xm_file.
1072 (alpha64-dec-*vms*): Remove.
1073 (ia64-hp-*vms*): Do not define xm_file. Simplify tm_file
1076 2012-03-12 Jakub Jelinek <jakub@redhat.com>
1078 PR tree-optimization/51721
1079 * tree-vrp.c (register_edge_assert_for_2): Add asserts for unsvar
1080 if (int) unsvar cmp CST.
1082 2012-03-12 Richard Guenther <rguenther@suse.de>
1084 * tree-sra.c (create_access_replacement): Only rename the replacement
1085 if we can rewrite it into SSA form. Properly mark register typed
1086 replacements that we cannot rewrite with TREE_ADDRESSABLE.
1087 * tree-cfg.c (verify_expr): Fix BIT_FIELD_REF verification
1088 for aggregate or BLKmode results.
1090 2012-03-12 Jakub Jelinek <jakub@redhat.com>
1092 PR tree-optimization/52533
1093 * tree-vrp.c (register_edge_assert_for_2): Use double_int
1094 type for mask, only handle shifts by non-zero in-range
1095 shift count, for LE_EXPR and GT_EXPR if new_val is
1096 maximum, don't add the assertion.
1098 2012-02-12 Kirill Yukhin <kirill.yukhin@intel.com>
1100 * doc/invoke.texi: Document -mrtm option.
1101 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RTM_SET): New.
1102 (OPTION_MASK_ISA_RTM_UNSET): Ditto.
1103 (ix86_handle_option): Handle OPT_mrtm.
1104 * config.gcc (i[34567]86-*-*): Add rtmintrin.h and
1106 (x86_64-*-*): Ditto.
1107 * i386-builtin-types.def (INT_FTYPE_VOID): New.
1108 * config/i386/i386-c.c (ix86_target_macros_internal): Define
1110 (ix86_target_string): Define -mrtm option.
1112 (ix86_option_override_internal): Extend "corei7-avx" with RTM option.
1114 (ix86_valid_target_attribute_inner_p): Add OPT_mrtm.
1115 (ix86_builtins): Add IX86_BUILTIN_XBEGIN, IX86_BUILTIN_XEND,
1117 (bdesc_special_args): Ditto.
1118 (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_XABORT.
1119 (ix86_expand_special_args_builtin): Handle new built-in type.
1120 (ix86_expand_builtin): Handle XABORT instruction.
1121 * config/i386/i386.h (TARGET_RTM): New.
1122 * config/i386/i386.md (UNSPECV_XBEGIN): New.
1123 (UNSPECV_XEND): Ditto.
1124 (UNSPECV_XABORT): Ditto.
1125 (UNSPECV_XTEST): Ditto.
1132 * config/i386/i386.opt (mrtm): New.
1133 * config/i386/immintrin.h: Include rtmintrin.h and xtestintrin.h.
1134 * config/i386/rtmintrin.h: New header.
1135 * config/i386/xtestintrin.h: Ditto.
1137 2012-03-12 Tristan Gingold <gingold@adacore.com>
1139 * ginclude/stddef.h: Adjust previous patch.
1140 Use __VMS__ instead of VMS.
1142 2012-03-12 Uros Bizjak <ubizjak@gmail.com>
1144 * config/i386/i386.md (setcc + movzbl to xor + setcc peephole2):
1145 Also convert sequences with CC setting arithmetic instruction.
1147 2012-03-11 Sandra Loosemore <sandra@codesourcery.com>
1149 * doc/invoke.texi (Option Summary): Move -no-integrated-cpp
1150 from C Language Options to Preprocessor Options.
1151 (C Dialect Options): Move -no-integrated-cpp documentation
1153 (Preprocessor Options): ...to here. Rewrite the description
1154 so it makes more sense, and remove discussion of merging front ends.
1156 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
1158 * config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
1160 (ix86_expand_setmem): Likewise.
1162 2012-03-11 Uros Bizjak <ubizjak@gmail.com>
1164 * config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using
1167 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
1169 * config/i386/i386.c (ix86_trampoline_init): Use movl for 64bit if
1170 ptr_mode == SImode. Replace DImode with Pmode or ptr_mode.
1172 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
1174 * config/i386/i386.c (x86_this_parameter): Replace DImode with Pmode.
1176 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
1178 * config/i386/i386.md (lwp_slwpcb): Check Pmode instead of
1181 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
1182 Uros Bizjak <ubizjak@gmail.com>
1184 * config/i386/predicates.md (call_insn_operand): Allow
1185 constant_call_address_operand in Pmode only.
1186 (sibcall_insn_operand): Ditto.
1187 * config/i386/i386.md (*call): Use W mode iterator instead of P mode.
1188 (*call_vzeroupper): Ditto.
1190 (*sibcall_vzeroupper): Ditto.
1191 (*call_value): Ditto.
1192 (*call_value_vzeroupper): Ditto.
1193 (*sibcall_value): Ditto.
1194 (*sibcall_value_vzeroupper): Ditto.
1195 (*indirect_jump): Ditto.
1196 (*tablejump_1): Ditto.
1197 (indirect_jump): Convert memory address to word mode for TARGET_X32.
1199 * config/i386/i386.c (ix86_expand_call): Convert indirect operands
1202 2012-03-11 Oleg Endo <olegendo@gcc.gnu.org>
1205 * config/sh/sh.md (movnegt): Expand into respective insns immediately.
1206 Use movrt_negc instead of negc pattern for non-SH2A.
1208 (*movrt_negc, *negnegt, *movtt, *movt_qi): New insns and splits.
1210 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
1212 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
1213 if Pmode != word_mode.
1214 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
1215 Pmode == SImode for TARGET_X32.
1217 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
1218 (tls_initial_exec_x32): Likewise.
1220 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
1222 PR rtl-optimization/52528
1223 * combine.c (can_combine_p): Add setting of subst_low_luid
1224 before call to expand_field_assignment().
1226 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
1228 * doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
1229 and related program names.
1231 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
1233 * doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".
1235 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
1238 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
1239 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
1241 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
1242 (*movdi_internal_rex64): Use %E operand modifier for lea.
1243 (*movsi_internal): Ditto.
1245 (*lea<mode>_2): Ditto.
1246 (*lea_{3,4,5,6}_zext): Ditto.
1247 (*tls_global_dynamic_32_gnu): Ditto.
1248 (*tls_global_dynamic_64): Ditto.
1249 (*tls_dynamic_gnu2_lea_32): Ditto.
1250 (*tls_dynamic_gnu2_lea_64): Ditto.
1251 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
1253 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
1255 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
1256 redefine to be NULL if the current bit-size is different from the
1257 configured bit-size.
1259 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
1260 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
1261 set the default tuning. Add asserts to make sure the cpu and tune
1262 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
1263 test whether the index is set, instead of > 0.
1264 (rs6000_file_start): Do not reset the default cpu if the current
1265 bit-size is different from the configured bit-size.
1267 2012-03-09 Tristan Gingold <gingold@adacore.com>
1269 * config/vms/vms-crtlmap.map: Add comments.
1270 Add entries needed to build Ada RTS.
1272 2012-03-09 Tristan Gingold <gingold@adacore.com>
1274 * ginclude/stddef.h: Do not define __size_t on VMS.
1276 2012-03-09 Tristan Gingold <gingold@adacore.com>
1278 * c-tree.h (c_default_pointer_mode): New variable.
1279 * c-decl.c (c_default_pointer_mode): New variable.
1280 (c_build_pointer_type): New function.
1281 (grokdeclarator): Call c_build_pointer_type instead
1282 of build_pointer_type.
1284 * config/vms/vms-c.c: Include c-tree.h
1285 (saved_pointer_mode): New variable.
1286 (handle_pragma_pointer_size): New function.
1287 (vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
1288 (vms_c_register_pragma): Register __pointer_size and
1289 __required_pointer_size pragmas.
1291 2012-03-09 Tristan Gingold <gingold@adacore.com>
1293 * config/vms/vms-c.c (vms_construct_include_filename): New function.
1294 (vms_c_register_includes): Reference it.
1296 2012-03-09 Andrew Pinski <apinski@cavium.com>
1299 * tree-ssa-phiopt.c: Include tree-pretty-print.h for
1301 (tree_ssa_phiopt_worker): Go through all the PHIs for
1302 value_replacement instead of just the singleton one.
1303 (value_replacement): Change return type to int. Return 0 instead of
1305 Allow the middle basic block to contain more than just the defining
1307 Handle non empty middle basic blocks.
1308 * Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.
1310 2012-03-09 Jiangning Liu <jiangning.liu@arm.com>
1312 * tree-scalar-evolution (interpret_rhs_expr): generate chrec for
1313 array reference and component reference.
1314 (analyze_scalar_evolution_for_address_of): New.
1316 2012-03-08 Jie Zhang <jzhang918@gmail.com>
1319 * config/bfin/bfin.c (hwloop_optimize): Fix unused variable warnings.
1320 (hwloop_pattern_reg): Fix set but not used warning.
1321 (bfin_reorg_loops): Remove unused parameter.
1322 (bfin_reorg): Update use of bfin_reorg_loops.
1324 2012-03-08 H.J. Lu <hongjiu.lu@intel.com>
1326 * config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
1327 with integer parameters in registers.
1328 (gen_push): Push register in word_mode instead of Pmode.
1329 (ix86_emit_save_regs): Likewise.
1330 (ix86_emit_save_regs_using_mov): Save integer registers in word_mode.
1331 (gen_pop): Pop register in word_mode instead of Pmode.
1332 (ix86_emit_restore_regs_using_pop): Likewise.
1333 (ix86_expand_prologue): Replace Pmode with word_mode for push
1334 immediate. Use ix86_gen_pro_epilogue_adjust_stack. Save and
1335 restore RAX and R10 in word_mode.
1336 (ix86_emit_restore_regs_using_mov): Restore integer registers
1338 (ix86_expand_split_stack_prologue): Save R10_REG and restore in
1340 (ix86_split_to_parts): Use word_mode with PUT_MODE for push.
1341 (ix86_split_long_move): Likewise.
1343 * config/i386/i386.md (W): New.
1344 (*push<mode>2_prologue): Replace :P with :W.
1345 (*pop<mode>1): Likewise.
1346 (*pop<mode>1_epilogue): Likewise.
1347 (push/pop peephole2): Use word_mode scratch registers.
1349 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
1351 * config/i386/predicates.md (indirect_branch_operand): Simplify.
1353 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
1355 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
1356 for constants in [-63,63].
1358 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
1362 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
1364 * config/i386/i386.c (ix86_print_operand_address): Only handle
1365 zero-extended DImode addresses.
1367 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1369 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
1370 * configure: Regenerate.
1372 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
1375 * config/avr/avr.c (avr_mem_clobber): New static function.
1376 (avr_expand_delay_cycles): Add memory clobber operand to
1377 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
1378 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
1379 (enable_interrupt, disable_interrupt): New expander.
1380 (nopv, sleep, wdr): New expanders.
1381 (delay_cycles_1): Add memory clobber.
1382 (delay_cycles_2): Add memory clobber.
1383 (delay_cycles_3): Add memory clobber.
1384 (delay_cycles_4): Add memory clobber.
1385 (cli_sei): New insn from former "enable_interrupt",
1386 "disable_interrupt" with memory clobber.
1387 (*wdt): New insn from former "wdt" with memory clobber.
1388 (*nopv): Similar, but for "nopv".
1389 (*sleep): Similar, but for "sleep".
1391 2012-03-07 Oleg Endo <olegendo@gcc.gnu.org>
1392 Kaz Kojima <kkojima@gcc.gnu.org>
1395 * config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
1396 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
1397 (SUBTARGET_OVERRIDE_OPTIONS): Define.
1399 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
1401 * config/i386/predicates.md (x86_64_zext_general_operand): New.
1402 * config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
1403 predicate to x86_64_zext_general_operand. Accept "Z" constraint.
1405 2012-03-07 Walter Lee <walt@tilera.com>
1407 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
1408 REG_CFA_* notes for the stack pointer.
1409 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
1410 EH_RETURN_STACKADJ_RTX.
1411 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
1412 generate REG_CFA_* notes for the stack pointer.
1413 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
1414 by EH_RETURN_STACKADJ_RTX.
1416 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
1418 * doc/invoke.texi (AVR Built-in Macros): Correct condition for
1419 when __AVR_3_BYTE_PC__ is defined.
1421 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
1423 * config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
1424 (ix86_print_operand): Handle '^'.
1425 * config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
1426 using P mode iterator. Add %^ to asm template to conditionally emit
1428 (*rep_movdi_rex64): Ditto.
1429 (*strsetdi_rex_1): Ditto.
1430 (*rep_stosdi_rex64): Ditto.
1431 (*strmov{si,hi,qi}_1): Add %^ to asm template to
1432 conditionally emit addr32 prefix.
1433 (*rep_mov{si,qi}): Ditto.
1434 (*strset{si,hi,qi}): Ditto.
1435 (*rep_stos{si,qi}): Ditto.
1436 (*cmpstrnqi_nz_1): Ditto.
1437 (*cmpstrnqi_1): Ditto.
1438 (*strlenqi_1): Ditto.
1440 2012-03-07 H.J. Lu <hongjiu.lu@intel.com>
1442 * config/i386/i386.c (function_value_64): Return pointers in
1443 word_mode instead of Pmode.
1444 (ix86_promote_function_mode): Likewise.
1446 2012-03-07 Richard Guenther <rguenther@suse.de>
1448 * coverage.c (get_gcov_type): Use type_for_mode.
1449 (get_gcov_unsigned_t): Likewise.
1450 * expr.c (store_constructor): Use type_for_mode.
1451 (try_casesi): Likewise.
1452 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size): Remove.
1453 (add_standard_iv_candidates): Use standard type trees.
1454 * dojump.c (do_jump): Remove dead code.
1456 2012-03-07 Richard Guenther <rguenther@suse.de>
1458 * c-typeck.c (pointer_diff): Use c_common_type_for_size.
1460 2012-03-07 Richard Guenther <rguenther@suse.de>
1462 * convert.c (strip_float_extensions): Move ...
1463 * tree.c (strip_float_extensions): ... here.
1465 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
1468 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
1470 2012-03-07 Richard Guenther <rguenther@suse.de>
1472 * omp-low.c (extract_omp_for_data): Use signed_type_for.
1473 (expand_omp_for_generic): Likewise.
1474 (expand_omp_for_static_nochunk): Likewise.
1475 (expand_omp_for_static_chunk): Likewise.
1476 * tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
1477 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
1478 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
1479 Use unsigned_type_for.
1480 (vect_create_cond_for_align_checks): Use signed_type_for.
1482 2012-03-07 Andrey Belevantsev <abel@ispras.ru>
1484 PR rtl-optimization/52203
1485 * sel-sched.c (estimate_insn_cost): New parameter pempty. Adjust
1486 all callers to pass NULL except ...
1487 (reset_sched_cycles_in_current_ebb): ... here, save the value
1488 in new variable 'empty'. Increase issue_rate only for
1491 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
1494 * Makefile.in: Let install-gcc-ar depend on installdirs,
1495 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
1496 Don't double canonicalize if cross-compiling.
1498 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
1501 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
1502 to: RAMPZ, RAMPY, RAMPX, RAMPD.
1503 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
1505 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
1508 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
1510 * config/avr/avr.md (xload_8): Adjust insn length.
1512 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
1515 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
1516 if RAMPZ affects reading from RAM.
1518 2012-03-07 Richard Guenther <rguenther@suse.de>
1522 * doc/invoke.texi (Precompiled Headers): Remove sentence that
1523 suggests you can include PCHs from inside another header.
1525 2012-03-07 Richard Sandiford <rdsandiford@googlemail.com>
1528 * rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.
1530 2012-03-07 Kai Tietz <ktietz@redhat.com>
1532 * doc/invoke.texi (fwritable-relocated-rdata): Document
1533 new Cygwin/MinGW target option.
1534 * config/i386/winnt.c (i386_pe_unique_section): Ignore
1535 reloc if flag -fwritable-relocated-rdata is not set.
1536 (i386_pe_section_type_flags): Likewise.
1537 * config/i386/cygming.opt (fwritable-relocated-rdata):
1538 Add new flag variable flag_writable_rel_rdata.
1540 2012-03-07 Richard Guenther <rguenther@suse.de>
1542 * tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
1543 precision against gimple constraints.
1545 2012-03-06 Richard Sandiford <rdsandiford@googlemail.com>
1548 * rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
1550 (GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
1551 * emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
1553 (init_emit_regs): Move associated initialization to...
1554 (init_emit_once): ...here.
1556 2012-03-06 Richard Henderson <rth@redhat.com>
1558 * config/m68k/m68k.h (ISA_HAS_TAS): New.
1559 * config/m68k/sync.md (atomic_test_and_set): Use it.
1560 (atomic_test_and_set_1): Likewise.
1562 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
1565 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
1566 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
1567 (vector_ltgt<mode>): Likewise.
1568 (vector_ordered<mode>): Likewise.
1569 (vector_unordered<mode>): Likewise.
1570 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
1572 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
1574 * trans-mem.c: New typedef for tm_region_p.
1575 Define vector types for tm_region_p.
1576 (tm_region_init): Replace region_worklist to a vector called
1579 2012-03-06 Richard Guenther <rguenther@suse.de>
1581 * fold-const.c (build_fold_addr_expr_with_type_loc): Fold
1582 MEM_REF with constant pointer operand.
1584 2012-03-06 Richard Guenther <rguenther@suse.de>
1587 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
1589 2012-03-06 Tristan Gingold <gingold@adacore.com>
1591 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle octaword.
1592 (external_model_kind): Improve documentation.
1593 (vms_pragma_extern_model): Handle relaxed_redef.
1594 (vms_c_register_pragma): Allow expansion for nomember_alignment.
1596 2012-03-06 Georg-Johann Lay <avr@gjlay.de>
1598 * doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
1599 Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
1600 Some more notes on EIND usage and reorder EIND subsection.
1602 2012-03-06 Tristan Gingold <gingold@adacore.com>
1604 * config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
1605 * config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.
1607 2012-03-06 Tristan Gingold <gingold@adacore.com>
1609 * config/vms/t-vmsnative (version): Define.
1610 * config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.
1612 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
1614 PR rtl-optimization/52250
1615 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
1616 to put note list into. Unconditionally call move_bb_info.
1617 (move_bb_info): Do not assert the blocks being in the same region,
1618 just drop the note list if they are not.
1620 2012-03-06 Oleg Endo <olegendo@gcc.gnu.org>
1623 * config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
1624 and use unified expansion logic.
1625 * config/sh/sh.md (xorsi3_movrt): Rename to movrt. Move
1626 closer to the existing movt insn.
1627 (negc): Rename insn to *negc. Add new expander.
1628 (movnegt): Use xor pattern for T bit negation. Reserve helper
1629 constant for negc pattern.
1630 (*movnegt): New insn and splitter.
1632 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
1634 * c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
1637 2012-03-05 Richard Henderson <rth@redhat.com>
1639 * genemit.c (main): Include "target.h" in insn-emit.c.
1640 * Makefile.in (insn-emit.o): Depend on TARGET_H.
1641 * config/sh/sync.md (atomic_test_and_set): Reference
1642 targetm.atomic_test_and_set_trueval instead of
1643 TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.
1645 2012-03-05 Joern Rennecke <joern.rennecke@embecosm.com>
1647 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
1650 2012-03-05 Steven Bosscher <steven@gcc.gnu.org>
1652 * langhooks.c (add_builtin_type): New function.
1653 * langhooks.h (add_builtin_type): Export it.
1654 * config/mep/mep.c (mep_init_builtins): Use it.
1655 * config/rs6000/rs6000.c (rs6000_init_builtins): Use it.
1657 2012-03-05 Jakub Jelinek <jakub@redhat.com>
1660 * tree.h (BLOCK_SAME_RANGE): Define.
1661 * function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
1662 if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
1663 Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
1664 isn't equal to supercontext fragment's fragment chain.
1665 Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
1667 (blocks_nreverse_all): Likewise.
1668 (reorder_blocks_1): Compute BLOCK_SAME_RANGE bits. Set
1669 BLOCK_SUPERCONTEXT to supercontext fragment instead of
1670 supercontext fragment's fragment origin.
1671 * dwarf2out.c (add_high_low_attributes): If stmt has the same
1672 range as its parent (or parents thereof etc.), use the parent's
1673 DW_AT_ranges value instead of creating a new .debug_ranges range.
1675 2012-03-05 Richard Henderson <rth@redhat.com>
1678 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
1679 * omp-low.c (expand_omp_atomic): Assume anything aligned to
1680 BIGGEST_ALIGNMENT is aligned.
1682 2012-03-05 Richard Henderson <rth@redhat.com>
1684 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
1685 * config/sh/sh.c: ... here.
1687 2012-03-05 Richard Henderson <rth@redhat.com>
1690 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
1691 instead of calling negqi2 directly.
1693 2012-03-05 Aldy Hernandez <aldyh@redhat.com>
1696 * trans-mem.c (tm_region_init): Use last_basic_block.
1698 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
1700 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
1701 * config/sh/sync.md (atomic_test_and_set): New expander.
1702 (tasb, atomic_test_and_set_soft): New insns.
1703 * config/sh/sh.opt (menable-tas): New option.
1704 * doc/invoke.texi (SH Options): Document it.
1706 2012-03-05 Richard Guenther <rguenther@suse.de>
1708 * cfgloop.c (verify_loop_structure): Verify dominators before
1710 * graphite-clast-to-gimple.c (graphite_verify): Do not verify
1711 dominators from here.
1712 * graphite-scop-detection.c (create_sese_edges): Likewise.
1713 * loop-doloop.c (doloop_optimize_loops): Likewise.
1714 * loop-init.c (loop_optimizer_init): Likewise.
1715 * loop-unroll.c (unroll_and_peel_loops): Likewise.
1716 * loop-unswitch.c (unswitch_loops): Likewise.
1717 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
1718 * tree-parloops.c (parallelize_loops): Likewise. Verify
1719 only when checking is enabled.
1720 * tree-loop-distribution.c (tree_loop_distribution): Likewise.
1722 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
1724 * genautomata.c (parse_automata_opt): New static function.
1725 (initiate_automaton_gen): Remove all option handling code. Remove
1726 argc argument. All callers changed.
1727 (main): Call init_rtx_reader_args_cb with the new function as argument.
1729 2012-03-05 Richard Guenther <rguenther@suse.de>
1731 * cfgexpand.c (gimple_expand_cfg): Free dominator info.
1732 * tree-if-conv.c (combine_blocks): Free post-dominator info
1734 * tree-parloops.c (create_parallel_loop): Free and re-compute
1735 dominator info after breaking it.
1737 2012-03-05 Richard Guenther <rguenther@suse.de>
1740 * optabs.h (trapv_unoptab_p): New function.
1741 (trapv_binoptab_p): Likewise.
1742 * optabs.c (expand_binop): Use emit_libcall_block_1 with
1743 a proper equiv_may_trap argument.
1744 (expand_unop): Likewise.
1745 (emit_libcall_block_1): Take extra argument whether the
1746 instruction may trap. Renamed from ...
1747 (emit_libcall_block): ... this. New wrapper.
1749 2012-03-05 Jakub Jelinek <jakub@redhat.com>
1751 PR tree-optimization/51721
1752 * tree-vrp.c (register_edge_assert_for_2): If comparing
1753 lhs of right shift by constant with an integer constant,
1754 add ASSERT_EXPRs for the rhs1 of the right shift.
1756 * cfgrtl.c (cfg_layout_merge_blocks): Cleanup.
1758 2012-03-05 Richard Guenther <rguenther@suse.de>
1760 * tree.c (integer_zerop): Handle VECTOR_CSTs.
1761 (integer_onep): Likewise.
1762 (integer_all_onesp): Likewise.
1764 2012-03-05 Georg-Johann Lay <avr@gjlay.de>
1766 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
1768 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
1770 * config/i386/i386.c (pro_epilogue_adjust_stack): Check Pmode
1771 instead of TARGET_64BIT.
1773 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
1775 * config/i386/i386.c (ix86_expand_prologue): Check Pmode to set
1778 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
1780 * config/i386/i386.c (ix86_print_operand_address): Only handle
1781 zero-extended DImode addresses.
1783 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
1785 * config/i386/i386.c (ix86_print_operand) <case '+'>: Declare
1786 taken and cputaken as bool.
1788 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
1790 * config/i386/constraints.md (Ya): New internal constraint.
1791 * config/i386/i386.md (zero_extendsidi2): Remove expansion.
1792 (*zero_extendsidi2_rex64): Add x,x alternative.
1793 (*zero_extendsidi2): Ditto. Add o,0 alternative.
1794 Remove flags reg clobber. Adjust corresponding splits.
1795 (zero_extend<mode>si2): Macroize expander from zero_extendhisi2 and
1796 zero_extendqisi2 expanders using SWI12 mode iterator.
1797 (zero_extend<mode>si2_and): Macroize insn from
1798 zero_extendhisi2_and and zero_extendqisi2_and. Merge corresponding
1800 (*zero_extend<mode>si2): Macroize insn from
1801 *zero_extendhisi2_movzbl and *zero_extendqisi2_movzbl.
1802 (*zero_extend*2_movzbl_and): Remove insn patterns.
1803 (zero_extendqihi2_and): Merge corresponding splitter.
1804 (*zero_extendqihi2): Rename from *zero_extendqihi2_movzbl.
1805 (*zero_extend*2_movzbl_and): Remove insn patterns.
1806 (*anddi_1): Split TYPE_IMOVX instructions.
1807 (*andsi_1): Use Ya for alternative 2. Split TYPE_IMOVX instructions.
1809 (and->zext splitter): Add splitter pattern.
1810 (zero extend with andsi3 splitter): Adjust zero_extend pattern.
1812 2012-03-04 Sandra Loosemore <sandra@codesourcery.com>
1814 * doc/invoke.texi (C++ Dialect Options): Minor copy-edits to
1816 (Debugging Options): Likewise.
1817 (Optimize Options): Likewise.
1818 (i386 and x86-64 Options): Discuss -march before -mtune, consistently
1819 with other architectures. Use official processor names with correct
1820 spelling/capitalization. Fix formatting and grammar issues.
1821 (i386 and x86-64 Windows Options): Similar cleanup here.
1823 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
1825 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
1827 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
1829 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
1830 DBX_REGISTER_NUMBER.
1832 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
1834 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
1835 operand is CONST_INT. Take COSTS_N_INSNS into account.
1836 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value
1839 2012-03-02 Richard Henderson <rth@redhat.com>
1841 * optabs.c (expand_atomic_test_and_set): Honor
1842 atomic_test_and_set_trueval even when atomic_test_and_set
1843 optab is not in use.
1845 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
1849 * config/sh/sh.c (sh_register_move_cost): Increase cost between
1850 GENERAL_REGS and FP_REGS for SImode.
1852 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
1855 * config/sh/sh.md (negdi2): Add TARGET_SH1 condition.
1856 (absdi2): New expander.
1857 (*absdi2, *negabsdi2, negdi_cond): New insns and splits.
1859 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
1861 * config/sh/sync.md (atomic_exchange<mode>): New expander.
1862 (atomic_exchange<mode>_soft): New insn.
1864 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
1866 * config/sh/sync.md: Update copyright notice dates.
1867 (atomic_compare_and_swap<mode>): Use SImode for return value instead
1869 (atomic_compare_and_swap<mode>_soft): Likewise.
1871 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
1874 * config/sh/sh.h (LOOP_ALIGN): Move logic to sh_loop_align.
1875 * config/sh/sh.c: Update copyright notice dates.
1876 (sh_loop_align): Add logic from LOOP_ALIGN. Don't disable loop
1877 alignment for TARGET_HARD_SH4.
1878 (sh_option_override): Reduce default function alignment. Set
1879 loop alignment to 4 bytes when not optimizing for size.
1881 2012-03-02 Maxim Kuvyrkov <maxim@codesourcery.com>
1884 * doc/invoke.texi (floop-flatten): Remove.
1885 * toplev.c (process_options): Remove references to flag_loop_flatten.
1886 * tree-ssa-loop.c (gate_graphite_transform): Same.
1887 * common.opt (floop-flatten): Obsolete.
1888 * graphite-poly.c (apply_poly_transforms): Remove reference to
1890 * Makefile.in (graphite-flattening.o): Remove.
1891 * graphite-flattening.c: Remove.
1893 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
1895 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
1896 having mode compatible with the mode of previous compare. Substitute
1897 compare mode of previous compare with the mode, compatible
1898 with eliminated and previous compare.
1900 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
1902 * config/rs6000/dfp.md (floatdidd2): New define_insn.
1904 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
1906 * config/i386/i386.c (ix86_cc_modes_compatible): Declare CCZmode
1907 compatible with CCGOCmode and CCGCmode.
1909 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
1911 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
1913 2012-03-02 Ulrich Weigand <ulrich.weigand@linaro.org>
1915 * config/arm/arm.c (arm_sat_operator_match): New function.
1916 * config/arm/arm-protos.h (arm_sat_operator_match): Add prototype.
1917 * config/arm/arm.md ("insn" attribute): Add "sat" value.
1918 ("SAT", "SATrev"): New code iterators.
1919 ("SATlo", "SAThi"): New code iterator attributes.
1920 ("*satsi_<SAT:code>"): New pattern.
1921 ("*satsi_<SAT:code>_shift"): Likewise.
1922 * config/arm/arm-fixed.md ("arm_ssatsihi_shift"): Add "insn"
1923 and "shift" attributes.
1924 ("arm_usatsihi"): Add "insn" attribute.
1925 * config/arm/predicates.md (sat_shift_operator): Allow multiplication
1926 by powers of two. Do not allow shift by 32.
1928 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
1931 * config/i386/i386.c (construct_container): Use gen_reg_or_parallel
1932 to pass the argument in the register of "natural" mode.
1934 2012-03-02 Richard Guenther <rguenther@suse.de>
1936 PR tree-optimization/52406
1937 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
1938 (struct indices): Add unconstrained_base member.
1939 (struct dr_alias): Remove unused vops member.
1940 (DR_UNCONSTRAINED_BASE): New define.
1941 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
1942 add indices to allow their disambiguation. Make DR_BASE_OBJECT
1943 be an artificial access that covers the whole indexed object,
1944 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
1945 plain decl base-objects to their MEM_REF variant.
1946 (dr_may_alias_p): When the base-object of either data reference
1947 has unknown size use only points-to information.
1948 (compute_affine_dependence): Make dumps easier to read and
1950 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
1951 DR_REF when looking for packed references.
1952 (vect_supportable_dr_alignment): Likewise.
1954 2012-03-02 Greta Yorsh <Greta.Yorsh@arm.com>
1956 * config/arm/arm-ldmstm.ml (write_ldm_commutative_peephole):
1957 Improve conditions for peepholes of loads followed by commutative
1959 * config/arm/ldmstm.md: Regenerated.
1961 2012-03-02 Richard Guenther <rguenther@suse.de>
1963 * BASE-VER: Set to 4.8.0.
1965 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
1967 * config.gcc (obsolete): Add all ARM targets using the FPA.
1968 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
1969 * doc/install.texi: Avoid references to obsolete ARM ports.
1971 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
1973 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
1975 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
1976 Joern Rennecke <joern.rennecke@embecosm.com>
1978 * doc/extend.texi: Expand and update information on interrupt
1979 attribute for Epiphany.
1981 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1983 * config/sh/sh-protos.h: Update copyright notice dates.
1984 * config/sh/sh.h: Likewise.
1985 * config/sh/sh.md: Likewise.
1986 * config/sh/constraints.md: Likewise.
1987 * config/sh/predicates.md: Likewise.
1989 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1991 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
1992 * config/sh/sh.c (tertiary_reload_operand): Likewise.
1994 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1996 * config/sh/constraints.md: Fix comment typo.
1998 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2001 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
2002 unsigned HOST_WIDE_INT.
2003 (zvdep_imm64): Likewise.
2004 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
2005 (vdepi_and): Likewise.
2006 Likewise for unamed 64-bit patterns.
2007 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
2009 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
2012 PR rtl-optimization/52417
2013 * cselib.c (cselib_any_perm_equivs): New variable.
2014 (cselib_reset_table): Check that it's not set when not
2015 preserving constants.
2016 (cselib_add_permanent_equiv): Set it.
2017 (cselib_have_permanent_equivalences): New.
2018 (cselib_init, cselib_finish): Reset it.
2019 * cselib.h (cselib_have_permanent_equivalences): Declare.
2020 * alias.c (get_addr): Restore earlier behavior when there
2021 aren't permanent equivalences.
2023 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
2025 * config/mn10300/mn10300-modes.def: Fix copyright notice.
2026 * config/v850/v850-modes.def: Fix copyright notice.
2028 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
2030 * doc/extend.texi (AVR Built-in Functions): Document
2031 __builtin_avr_flash_segment.
2033 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
2034 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
2035 (*split.flash_segment): New insn-and-split.
2036 * config/avr/avr.c (avr_init_builtins): Add local variables:
2037 const_memx_void_node, const_memx_ptr_type_node,
2038 char_ftype_const_memx_ptr.
2040 2012-03-01 Jakub Jelinek <jakub@redhat.com>
2042 PR tree-optimization/52445
2043 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
2044 add ssa_name_ver, offset and size fields and change store field
2046 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
2047 (add_or_mark_expr): Likewise. Only consider previous stores
2048 with the same size and offset.
2049 (nt_init_block): Only look at gimple_assign_single_p stmts,
2050 doesn't look at rhs2.
2052 2012-03-01 Richard Guenther <rguenther@suse.de>
2055 * tree-cfg.c (verify_gimple_assign_unary): Allow any
2056 conversions from integral types to pointer types.
2058 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
2060 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
2061 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
2062 unintentionally removed in r184616.
2064 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
2066 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
2069 2012-02-29 Jakub Jelinek <jakub@redhat.com>
2070 Uros Bizjak <ubizjak@gmail.com>
2073 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
2074 alternatives, add "e" constraint to the new last alternative
2075 and ! to last 3 alternatives.
2077 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
2079 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
2080 DW_AT_artificial attributes at the end of the processing.
2081 (gen_array_type_die): Likewise.
2082 (gen_enumeration_type_die): Likewise.
2083 (gen_struct_or_union_type_die): Likewise.
2084 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
2087 2012-02-29 Jakub Jelinek <jakub@redhat.com>
2090 * expr.c (expand_assignment): If doing misaligned store that doesn't
2091 cover all mode bits, perform a RMW cycle.
2093 PR tree-optimization/52429
2094 * tree-parloops.c (separate_decls_in_region_debug): Return early
2095 if var is LABEL_DECL.
2097 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2099 PR tree-optimization/52424
2100 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
2101 calling dom_thread_across_edge.
2103 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
2105 * config/avr/avr.c: Move definition of TARGET macros to end of file.
2107 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
2109 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
2110 * config/avr/avr.c (avr_output_bld): Remove unused function.
2111 (avr_out_sbxx_branch): Use "%T" to print bit position.
2113 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
2115 * config/avr/avr.md: Untabify.
2117 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
2119 * config/avr/avr.md (eqne): New code iterator.
2120 (*dec-and-branchsi): Use it in text peephole's condition.
2121 (*dec-and-branchhi): Ditto.
2122 (*dec-and-branchqi): Ditto.
2124 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
2127 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
2128 the device does not have the skip-bug.
2130 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
2132 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
2133 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
2134 -mpretend-cmove): New.
2136 2012-02-29 Jakub Jelinek <jakub@redhat.com>
2139 * df.h (struct df_d): Adjust comment that hard_regs_live_count
2140 doesn't count DEBUG_INSN refs.
2141 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
2142 for DEBUG_INSN refs.
2144 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2148 2012-02-20 Richard Guenther <rguenther@suse.de>
2149 PR tree-optimization/52298
2150 * tree-vect-stmts.c (vectorizable_load): Properly use
2151 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
2154 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
2157 * gimple.h (gimple_in_transaction): New.
2158 (gimple_set_in_transaction): New.
2159 (struct gimple_statement_base): Add in_transaction field.
2160 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
2162 (tree_ssa_lim_initialize): Compute transaction bits.
2163 * tree.h (compute_transaction_bits): Protoize.
2164 * trans-mem.c (tm_region_init): Use the heap to store BB
2166 (compute_transaction_bits): New.
2168 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2170 * gcc.c (display_help): Document --help=common and sort entries
2173 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2175 * doc/install.texi: Document check-$LANG specific shortcuts
2177 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2180 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
2182 * config/arm/arm_neon.h: Regenerate.
2183 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
2184 (neon_vcgeu): New insn.
2185 (neon_vcgtu): Likewise.
2186 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
2187 (ops): Unsigned comparison intrinsics call a different builtin.
2189 2012-02-28 Richard Guenther <rguenther@suse.de>
2192 * config/i386/i386.c (ix86_expand_vector_set): Fix element
2193 ordering for the VEC_CONCAT for two element vectors for
2194 V2SFmode, V2SImode and V2DImode.
2196 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
2199 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
2200 detecting big-endian triplets.
2202 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
2204 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
2205 mode if there is no type information available.
2207 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
2209 PR tree-optimization/53207
2210 * doc/invoke.texi: Document as experimental and relying on graphite.
2212 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
2214 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
2215 of initializer to changes from r184614.
2217 2012-02-28 Richard Guenther <rguenther@suse.de>
2219 PR tree-optimization/52395
2220 * tree-sra.c (build_ref_for_offset): Also look at the base
2221 TYPE_ALIGN when figuring out the alignment of the replacement.
2223 2012-02-28 Richard Guenther <rguenther@suse.de>
2225 PR tree-optimization/52402
2226 * ipa-prop.c (ipa_modify_call_arguments): Properly use
2227 mis-aligned types when creating the accesses at the call site.
2229 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
2231 * config/avr/builtins.def: New file.
2232 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
2233 * config/avr/avr.c (enum avr_builtin_id): Use it.
2234 (avr_init_builtins): Use it. And use avr_bdesc.
2235 (bdesc_1arg): Remove.
2236 (bdesc_2arg): Remove.
2237 (bdesc_3arg): Remove.
2238 (struct avr_builtin_description): Add field n_args.
2239 (avr_bdesc): New static variable using builtins.def.
2240 (avr_expand_builtin): Use it.
2241 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
2242 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
2243 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
2245 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
2248 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
2249 match only one single hard register with respective hard reg rtx.
2250 (movmemx_<mode>): Ditto.
2251 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
2252 insn anatomy of movmem[x]_<mode>.
2253 (avr_out_movmem): Same for printing assembler and operand usage.
2255 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
2259 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
2260 address spaces located outside of device flash.
2262 * config/avr/avr.h (base_arch_s): Remove field n_segments.
2263 (mcu_type_s): Add field n_flash.
2264 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
2265 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
2266 (AVR_MCU): Add N_FLASH argument.
2267 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
2268 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
2269 macro __FLASH<n> if that address space makes sense for the device.
2270 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
2271 outside of target flash.
2272 (avr_asm_named_section): Ditto.
2273 (avr_asm_select_section): Ditto.
2274 (avr_addr_space_convert): Ditto.
2275 (avr_emit_movmemhi): Ditto.
2276 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
2277 address space is outside of device flash.
2278 (avr_insert_attributes): Ditto.
2279 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
2280 avr_current_arch->n_segments.
2282 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
2285 * config/i386/i386.md (*movabs<mode>_1): Enable only for TARGET_LP64.
2286 (*movabs<mode>_2): Likewise.
2288 2012-02-27 Jakub Jelinek <jakub@redhat.com>
2291 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
2292 s_register_operand in the test instead of REG_P. Don't call
2293 gen_reg_rtx if it won't be used.
2295 PR tree-optimization/52376
2296 * ipa-split.c (split_function): Ignore CLOBBER stmts.
2298 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
2300 * ifcvt.c (noce_get_condition): Check condition variable is not
2301 small_register_classes_for_mode_p before accepting.
2303 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
2305 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
2307 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2310 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2311 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
2313 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
2315 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
2317 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
2319 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
2321 * config/sh/predicates.md: Remove blank lines.
2322 * config/sh/sh.c: Fix typos in comments.
2323 * config/sh/constraints.md: Likewise.
2324 * config/sh/sh.md: Remove blank lines.
2325 Fix typos in comments. Use ;; as comment characters.
2327 2012-02-26 Walter Lee <walt@tilera.com>
2329 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
2330 (replace_mov_pcrel_step2): Ditto.
2332 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
2335 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
2336 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
2337 and locs that reference values newer than the non-canonical value
2338 at hand. Return the canonical value as a worst case.
2339 (memrefs_conflict_p): Walk canonical value's locs.
2342 * cselib.c (preserve_only_constants): Rename to...
2343 (preserve_constants_and_equivs): ... this. Split out...
2344 (invariant_or_equiv_p): ... this. Preserve plus expressions
2345 of other preserved expressions too.
2346 (cselib_reset_table): Adjust.
2347 * var-tracking.c (reverse_op): Use canonical value to build
2350 2012-02-23 Kai Tietz <ktietz@redhat.com>
2352 * config/i386/i386.c (ix86_delegitimize_address): Handle
2353 UNSPEC_PCREL plus displacement.
2355 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
2358 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
2359 to test for unusedness in st X addressing.
2361 2012-02-24 Richard Guenther <rguenther@suse.de>
2364 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
2365 (is_gimple_reg_type): Move inline ...
2366 * gimple.h (is_gimple_reg_type): ... here.
2368 2012-02-24 Richard Guenther <rguenther@suse.de>
2371 * passes.c (execute_function_todo): When verifying SSA form
2372 verify gimple form first.
2373 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
2375 2012-02-24 Richard Guenther <rguenther@suse.de>
2378 * fold-const.c (fold_addr_of_array_ref_difference): New function.
2379 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
2381 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2383 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
2385 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2387 * tree-phinodes.c (make_phi_node): Mark static.
2388 * tree-flow.h (make_phi_node): Remove extern decl.
2389 * doc/gimple.texi (make_phi_node): Remove documentation.
2391 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2393 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
2394 * tree-ssa-sccvn.c (print_scc): Ditto.
2396 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2398 * doc/passes.texi (Full redundancy elimination): Fix typo.
2400 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2402 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
2404 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
2407 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
2409 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
2412 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
2414 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
2416 * config/avr/avr.md (code_stdname): Add ior, xor.
2417 (xior): New code iterator.
2418 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
2419 (*<code_stdname><mode>qi.byte1-3): Ditto.
2421 2012-02-23 Jakub Jelinek <jakub@redhat.com>
2423 PR tree-optimization/52019
2424 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
2427 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2429 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
2430 HAVE_INITFINI_ARRAY to work around namespace pollution in
2431 certain versions of newlib system headers.
2432 * config.in: Regenerate.
2433 * configure: Regenerate.
2434 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
2435 instead of HAVE_INITFINI_ARRAY.
2437 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
2440 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
2441 is not offsettable memory reference.
2443 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
2446 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
2447 setting avr_need_clear_bss_p for __gnu_lto* symbols.
2449 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
2451 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
2452 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
2454 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2456 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
2457 library on Solaris 8 even without TLS support.
2458 * configure: Regenerate.
2460 2012-02-22 Richard Guenther <rguenther@suse.de>
2463 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
2464 for GIMPLE_DEBUG stmts.
2466 2012-02-22 Martin Jambor <mjambor@suse.cz>
2469 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
2470 according to the base object.
2472 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
2474 PR rtl-optimization/50063
2475 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
2476 and 2 (8-bit SP) in operand 2.
2477 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
2478 setup to use movhi_sp_r instead of vanilla move to write SP.
2479 Adjust REG_CFA notes to superseed unspec.
2480 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
2482 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
2483 known to be off) only with TARGET_NO_INTERRUPTS. Never use
2484 irq_state 1 (IRQ known to be on) here.
2486 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
2488 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
2490 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
2491 assign_hard_reg): Likewise.
2493 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
2495 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
2497 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
2500 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
2501 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
2503 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
2505 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
2506 prototype from here to...
2507 * config/avr/avr.h: ...here.
2509 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
2512 * thumb2.md (thumb2_shiftsi3_short): Split register and
2513 immediate shifts. For register shifts tie operands 0 and 1.
2514 (peephole2 for above): Check that register-controlled shifts
2515 have suitably tied operands.
2517 2012-02-21 Quentin Neill <quentin.neill@amd.com>
2520 * config/i386/bdver1.md (bdver1_call, bdver1_push,
2521 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
2522 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
2523 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
2524 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
2525 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
2526 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
2527 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
2528 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
2529 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
2530 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
2531 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
2532 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
2533 bdver1_ssevector_avx256_unaligned_load,
2534 bdver1_ssevector_sse128_unaligned_load,
2535 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
2536 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
2537 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
2538 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
2539 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
2540 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
2541 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
2542 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
2543 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
2544 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
2545 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
2546 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
2547 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
2548 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
2549 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
2550 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
2551 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
2552 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
2553 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
2554 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
2555 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
2556 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
2557 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
2558 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
2559 bdver1_ssediv_double_load, bdver1_ssediv_double,
2560 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
2561 Add "bdver2" attribute.
2563 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2565 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
2566 default if possible and not specified otherwise.
2568 2012-02-21 Richard Guenther <rguenther@suse.de>
2571 * gimplify.c (create_tmp_from_val): Use the main variant type
2572 for the type of the temporary we create.
2574 2012-02-21 Richard Guenther <rguenther@suse.de>
2576 PR tree-optimization/52324
2577 * gimplify.c (gimplify_expr): When re-gimplifying expressions
2578 do not gimplify a MEM_REF address operand if it is already
2581 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2583 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
2584 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
2586 2012-02-21 Richard Guenther <rguenther@suse.de>
2588 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
2589 nested_in_vect_loop.
2591 2012-02-21 Jakub Jelinek <jakub@redhat.com>
2593 PR tree-optimization/52318
2594 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
2595 vdef also to non-pure/const call stmts in the sequence.
2597 2012-02-21 Tristan Gingold <gingold@adacore.com>
2599 * config/vms/vms-ld.c (main): Fix IDENTIFICATION padding.
2601 2012-02-20 David S. Miller <davem@davemloft.net>
2603 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
2604 don't use the "rd %pc" instruction on v9 for PIC register loads.
2606 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
2609 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
2610 in a transaction safe function.
2612 2012-02-20 Kai Tietz <ktietz@redhat.com>
2615 * stor-layout.c (place_field): Handle desired_align for
2618 2012-02-20 Richard Guenther <rguenther@suse.de>
2620 PR tree-optimization/52298
2621 * tree-vect-stmts.c (vectorizable_store): Properly use
2622 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
2624 (vectorizable_load): Likewise.
2625 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
2626 Access DR_STEP after ensuring it is not NULL.
2628 2012-02-20 Jakub Jelinek <jakub@redhat.com>
2630 PR tree-optimization/52286
2631 * fold-const.c (fold_binary_loc): For (X & C1) | C2
2632 optimization use double_int_to_tree instead of build_int_cst_wide,
2633 rewrite to use double_int vars.
2635 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2638 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
2640 Remove -e 0 from $gcc_cv_ld invocation.
2641 Only use __GLIBC_PREREQ if defined.
2642 Enable on Solaris since Solaris 8 patch.
2643 (gcc_SUN_LD_VERSION): New macro.
2644 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
2645 gcc_SUN_LD_VERSION for version number format.
2646 * configure: Regenerate.
2647 * varasm.c (get_elf_initfini_array_priority_section): Set
2648 SECTION_NOTYPE for non-default priority.
2649 Use get_section instead of get_unnamed_section to emit
2650 .init_array/.fini_array with default priority.
2652 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
2654 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
2655 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
2656 (mips_start_unique_function, mips_output_mips16_rdhwr)
2657 (mips_code_end): New functions.
2658 (TARGET_ASM_CODE_END): Define.
2660 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
2662 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
2663 to stubs with non-sibling calls.
2665 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
2667 * doc/invoke.texi (-fira-* options): Copy-edit.
2668 (ira-* parameters): Copy-edit.
2670 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
2672 * doc/invoke.texi: Minor copy-edits to bring into conformance with
2673 GCC coding conventions.
2675 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
2677 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
2678 when used as adjectives.
2680 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
2682 * doc/invoke.texi: Clean up "that"/"which" confusion.
2684 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
2686 * system.h: Poison SMALL_REGISTER_CLASSES
2687 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
2688 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
2690 2012-02-16 Jakub Jelinek <jakub@redhat.com>
2692 PR tree-optimization/52285
2693 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
2694 when deciding if a call is a tail call or tail recursion.
2696 2012-02-16 Kai Tietz <ktietz@redhat.com>
2698 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
2699 interger-constant displacement for UNSPEC_PCREL.
2701 2012-02-16 Jakub Jelinek <jakub@redhat.com>
2703 PR rtl-optimization/52208
2704 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
2705 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
2707 PR tree-optimization/52255
2708 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
2709 loop->header has virtual PHI, but exit_e->dest doesn't, add
2710 virtual PHI to exit_e->dest and adjust all uses after the loop.
2713 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
2714 children with clone_tree_hash, not after it.
2716 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
2718 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
2719 extended identifiers.
2721 2012-02-16 Jakub Jelinek <jakub@redhat.com>
2724 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
2725 a same_body_alias, also test whether e->callee isn't a former
2726 or current clone of the decl this is a same body alias of.
2728 PR translation/52264
2729 * cgraphunit.c (verify_cgraph_node): Fix a typo.
2731 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
2733 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
2735 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
2738 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
2739 force_reg instead of copy_to_reg for better optimization. Force
2740 non-register or memory operands into a register.
2742 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
2744 * extend.texi: Reserve upper bits of memory model for future use.
2746 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
2747 Anatoly Sokolov <aesok@post.ru>
2748 Eric Weddington <eric.weddington@atmel.com>
2751 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
2752 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
2753 Rewrite initializers for .macro.
2754 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
2755 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
2756 atxmega32d4, atxmega32x1.
2757 avrxmega4: atxmega64a3, atxmega64d3.
2758 avrxmega5: atxmega64a1, atxmega64a1u.
2759 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
2760 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
2761 avrxmega7: atxmega128a1, atxmega128a1u.
2762 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
2763 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
2764 (struct base_arch_s): Rename reserved to xmega_p.
2765 Rename reserved2 to have_rampd.
2766 (AVR_XMEGA): New define.
2767 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
2768 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
2769 * config/avr/predicates.md (io_address_operand): Take into
2771 (low_io_address_operand): Ditto.
2772 (high_io_address_operand): Ditto.
2773 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
2774 (enabled, movhi_sp_r): Use them.
2775 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
2776 cpp_define_formatted to built-in define __AVR_ARCH__.
2777 (__AVR_XMEGA__): New built-in define.
2778 (__AVR_HAVE_RAMPD__): New built-in define.
2779 (__AVR_HAVE_RAMPX__): New built-in define.
2780 (__AVR_HAVE_RAMPY__): New built-in define.
2781 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
2783 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
2784 (avr_option_override): Initialize them.
2785 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
2786 (avr_init_expanders): Initialize them. No more block several calls.
2787 (emit_push_sfr): New static function.
2788 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
2790 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
2791 (avr_print_operand): Print addreeses as symbols for
2792 RAMPX, RAMPY, RAMPD, CCP.
2793 (output_movhi): Handle AVR_XMEGA when writing to SP.
2794 (avr_out_movhi_mr_r_xmega): New static function.
2795 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
2796 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
2797 __RAMPD__, __CCP__ as needed.
2799 * config/avr/multilib.h: Regenerate.
2800 * config/avr/t-multilib: Regenerate.
2801 * config/avr/avr-tables.opt: Regenerate.
2803 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
2805 PR tree-optimization/50561
2806 * graphite-flattening.c (lst_project_loop): Do not
2807 remove old scattering dimensions after flattening.
2808 (lst_do_flatten): Likewise.
2810 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
2812 * doc/extend.texi (AVR Built-in Functions): Remove doc for
2813 __builtin_avr_map8, __builtin_avr_map16.
2814 Document __builtin_avr_insert_bits.
2816 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
2817 (insert_bits): New insn.
2818 (adjust_len.map_bits): Rename to insert_bits.
2819 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
2820 * avr-protos.h (avr_out_map_bits): Remove.
2821 (avr_out_insert_bits, avr_has_nibble_0xf): New.
2822 * config/avr/constraints.md (Cxf,C0f): New.
2823 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
2824 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
2825 New built-in define __BUILTIN_AVR_INSERT_BITS.
2826 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
2827 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
2828 (avr_move_bits): Rewrite.
2829 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
2831 (avr_map_op_t): New typedef.
2832 (avr_map_op): New static variable.
2833 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
2834 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
2835 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
2836 (bdesc_3arg, avr_expand_triop_builtin): New.
2837 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
2838 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
2839 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
2840 (avr_map_equal_p, avr_map_sig_p): Remove.
2841 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
2842 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2843 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
2844 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2845 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
2846 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2848 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
2850 * config/c6x/c6x.md (reserve_cycles): New attribute.
2851 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
2852 don't reserve functional units after the branch occurs.
2854 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
2857 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
2858 functions into non-tm_pure functions.
2860 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
2863 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
2864 (iterative_hash_canonical_type): Likewise.
2865 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
2868 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
2870 * haifa-sched.c (prune_ready_list): Ensure that if there is a
2871 sched-group insn, it either remains alone or the entire list is pruned.
2873 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
2875 * doc/install.texi (Prerequisites): Fix grammar.
2876 (Configuration): Likewise.
2878 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
2880 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
2881 MPC as part of GCC before describing configuring with --with-gmp etc.
2882 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
2883 sources are present.
2885 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2888 * dwarf2out.c (clone_tree_hash): New function.
2889 (copy_decls_walk): Use it instead of clone_tree.
2891 2012-02-14 Richard Guenther <rguenther@suse.de>
2893 PR tree-optimization/52244
2894 PR tree-optimization/51528
2895 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
2896 replacements for integral types.
2898 2012-02-14 Walter Lee <walt@tilera.com>
2900 * config.gcc: Handle tilegx and tilepro.
2901 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
2903 Add HAVE_AS_TLS check for tilegx and tilepro.
2904 * configure: Regenerate.
2905 * doc/contrib.texi: Add Mat Hostetter and self.
2906 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
2907 Document instruction intrinsics and network accessing intrinsics.
2908 (TILEPro Built-in Functions): New node. Document instruction
2909 intrinsics and network accessing intrinsics.
2910 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
2911 (Specific, tilepro-*-linux*): Likewise.
2912 * doc/invoke.texi (TILE-Gx Options): New section.
2913 (TILEPro Options): New section.
2914 * doc/md.texi (TILE-Gx): New section.
2915 (TILEPro): New section.
2916 * common/config/tilegx/tilegx-common.c: New file.
2917 * common/config/tilepro/tilepro-common.c: New file.
2918 * config/tilegx/constraints.md: New file.
2919 * config/tilegx/linux.h: New file.
2920 * config/tilegx/mul-tables.c: New file.
2921 * config/tilegx/predicates.md: New file.
2922 * config/tilegx/sync.md: New file.
2923 * config/tilegx/t-tilegx: New file.
2924 * config/tilegx/tilegx-builtins.h: New file.
2925 * config/tilegx/tilegx-c.c: New file.
2926 * config/tilegx/tilegx-generic.md: New file.
2927 * config/tilegx/tilegx-modes.def: New file.
2928 * config/tilegx/tilegx-multiply.h: New file.
2929 * config/tilegx/tilegx-protos.h: New file.
2930 * config/tilegx/tilegx.c: New file.
2931 * config/tilegx/tilegx.h: New file.
2932 * config/tilegx/tilegx.md: New file.
2933 * config/tilegx/tilegx.opt: New file.
2934 * config/tilepro/constraints.md: New file.
2935 * config/tilepro/gen-mul-tables.cc: New file.
2936 * config/tilepro/linux.h: New file.
2937 * config/tilepro/mul-tables.c: New file.
2938 * config/tilepro/predicates.md: New file.
2939 * config/tilepro/t-tilepro: New file.
2940 * config/tilepro/tilepro-builtins.h: New file.
2941 * config/tilepro/tilepro-c.c: New file.
2942 * config/tilepro/tilepro-generic.md: New file.
2943 * config/tilepro/tilepro-modes.def: New file.
2944 * config/tilepro/tilepro-multiply.h: New file.
2945 * config/tilepro/tilepro-protos.h: New file.
2946 * config/tilepro/tilepro.c: New file.
2947 * config/tilepro/tilepro.h: New file.
2948 * config/tilepro/tilepro.md: New file.
2949 * config/tilepro/tilepro.opt: New file.
2951 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2953 PR tree-optimization/52210
2954 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
2955 vect_model_simple_cost with two entry vect_def_type array instead
2956 of an address of dt.
2958 2012-02-14 Richard Guenther <rguenther@suse.de>
2961 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
2962 Do not stream DECL_QUALIFIER.
2963 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
2964 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
2965 (find_decls_types_r): Do not walk DECL_QUALIFIER.
2967 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2970 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
2973 2012-02-13 Jakub Jelinek <jakub@redhat.com>
2976 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
2977 * cselib.c (cselib_subst_to_values_from_insn): New function.
2978 * sched-deps.c (add_insn_mem_dependence,
2979 sched_analyze_1, sched_analyze_2): Use it.
2981 2012-02-13 Jan Hubicka <jh@suse.cz>
2984 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
2986 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
2988 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
2989 (GTM_SELF_SPECS): Define if not already defined.
2990 (driver_self_specs): Add GTM_SELF_SPECS.
2991 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
2992 (GTM_SELF_SPECS): Define.
2993 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
2994 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
2996 2012-02-13 Jakub Jelinek <jakub@redhat.com>
2998 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
3001 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
3004 * omp-low.c (expand_omp_for): If a static schedule without chunk size
3005 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
3007 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
3010 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
3012 2012-02-13 Richard Guenther <rguenther@suse.de>
3014 PR translation/52211
3015 * passes.c (enable_disable_pass): Fix typo.
3017 2012-02-13 Jakub Jelinek <jakub@redhat.com>
3020 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
3021 XOR for reduce_bit_field if type is unsigned.
3023 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
3025 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
3026 disallow changes from SFmode to mode with different size in FP regs.
3028 2012-02-12 Robert Millan <rmh@gnu.org>
3029 Gerald Pfeifer <gerald@pfeifer.com>
3031 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
3034 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
3036 PR rtl-optimization/52175
3037 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
3038 to frame-related instructions.
3040 2012-02-10 Jason Merrill <jason@redhat.com>
3043 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
3044 (demangle_new_symbols): Fill it.
3045 (scan_linker_output): Walk it.
3046 (start_tweaking): Split out from scan_linker_output.
3047 (maybe_tweak): Update sym->chosen.
3048 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
3050 2012-02-11 Jakub Jelinek <jakub@redhat.com>
3053 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
3055 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
3057 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
3058 having the same mode as previous compare.
3060 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
3062 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
3063 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
3064 (nonlocal_goto_internal): Likewise.
3065 (nonlocal_goto): Emit a use and an indirect jump directly.
3067 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
3070 * doc/extend.texi : Update comments for __atomic_compare_exchange and
3071 __atomic_{is,always}_lock_free.
3073 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
3076 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
3077 negative constant address for TARGET_X32.
3079 2012-02-10 Richard Henderson <rth@redhat.com>
3081 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
3082 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
3083 for GIMPLE_TRANSACTION. Tidy if's into a switch.
3085 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3086 Ira Rosen <irar@il.ibm.com>
3088 PR tree-optimization/50031
3089 * targhooks.c (default_builtin_vectorization_cost): Handle
3091 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
3092 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
3093 all types of reduction and pattern statements.
3094 (vect_estimate_min_profitable_iters): Likewise.
3095 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
3096 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
3097 for explicit realigns.
3098 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
3099 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
3101 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
3102 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
3103 vec_perm for VSX and handle vec_promote_demote.
3105 2012-02-10 Jakub Jelinek <jakub@redhat.com>
3108 * builtins.c (fold_builtin_atomic_always_lock_free,
3109 expand_builtin_atomic_always_lock_free,
3110 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
3111 Return and/or test boolean_true_node/boolean_false_node instead of
3112 integer_one_node/integer_zero_node.
3114 2012-02-10 Jan Hubicka <jh@suse.cz>
3117 * predict.c (predict_paths_for_bb): Prevent looping.
3118 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
3120 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
3122 * config/arm/arm.c (output_move_double): In one case properly
3123 count number of instructions that will be emitted.
3125 2012-02-10 Richard Guenther <rguenther@suse.de>
3127 PR translation/52193
3128 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
3130 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
3133 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
3135 2012-02-09 Jakub Jelinek <jakub@redhat.com>
3138 * var-tracking.c (emit_note_insn_var_location): If
3139 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
3140 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
3141 non-NOTE_DURING_CALL_P insn.
3143 2012-02-09 Bin Cheng <bin.cheng@arm.com>
3146 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
3148 2012-02-08 Magnus Granberg <zorry@gentoo.org>
3151 * gcc.c (switch_matches) Support switches with separated form,
3154 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
3156 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
3158 (RAMPZ_ADDR): Ditto.
3159 * config/avr/avr.c (avr_addr_t): New typedef.
3160 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
3161 (avr_init_expanders): Initialize it.
3162 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
3164 (expand_epilogue): Ditto.
3165 (avr_print_operand): Ditto.
3166 (avr_file_start): Ditto.
3167 (avr_emit_movmemhi): Ditto.
3169 2012-02-08 Richard Guenther <rguenther@suse.de>
3171 PR tree-optimization/46886
3172 * tree-flow.h (do_while_loop_p): Declare.
3173 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
3174 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
3176 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
3178 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
3179 always succeed for integers larger than a native word.
3181 2012-02-08 Richard Guenther <rguenther@suse.de>
3183 PR rtl-optimization/52170
3184 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
3185 properly handle integer vector modes.
3187 2012-02-08 Jakub Jelinek <jakub@redhat.com>
3189 PR gcov-profile/52150
3190 * coverage.c: Include target.h.
3191 (build_var): Call targetm.strip_name_encoding on the assembler name.
3192 Change one _ into . or $ if the target allows it.
3193 * Makefile.in (coverage.o): Depend on $(TARGET_H).
3195 PR rtl-optimization/52139
3196 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
3197 is a BARRIER after emit_insn_after_noloc, move BB_END
3198 to the last non-BARRIER insn before it.
3200 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
3203 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
3204 (mips_gimplify_va_arg_expr): Call it instead of
3205 std_gimplify_va_arg_expr.
3207 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
3209 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
3210 message for -mno-pointers-to-nested-function.
3212 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
3215 * expr.c (get_inner_reference): If there is an offset, add a negative
3216 bit position to it (if any).
3218 2012-02-07 Jakub Jelinek <jakub@redhat.com>
3220 PR rtl-optimization/52060
3221 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
3222 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
3223 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
3224 and/or i0src_copy2 when needed.
3226 2012-02-07 Jakub Jelinek <jakub@redhat.com>
3228 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
3229 or LTOPLUGINSONAME if have_c.
3231 * config/freebsd-spec.h: Add comment about what macros can be defined
3233 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
3234 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
3237 2012-02-07 Richard Guenther <rguenther@suse.de>
3239 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
3240 newline in -alias dumps.
3242 2012-02-07 Kai Tietz <ktietz@redhat.com>
3243 Dave Korn <dave.korn.cygwin@gmail.com>
3246 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
3247 Take care that typinfo gets dllexport-attribute.
3249 2012-02-07 Jakub Jelinek <jakub@redhat.com>
3252 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
3253 if modifier < EXPAND_SUM call force_operand on the result.
3255 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
3257 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
3258 adding __forwarder_dst__ prefix if a forwarder_section attribute is
3260 (epiphany_function_type): Replace types for specific interrupts with
3261 EPIPHANY_FUNCTION_INTERRUPT.
3262 (EPIPHANY_INTERRUPT_P): Update.
3263 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
3264 New static function.
3265 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
3266 <disinterrupt>: Affects type identity.
3267 (epiphany_handle_interrupt_attribute): Handle variable number of
3269 (epiphany_compute_function_type): Update for new
3270 epiphany_function_type definition.
3271 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
3272 handlers with a longcall forwarder.
3273 (epiphany_start_function): Handle multiple interrupt arguments and/or
3274 forwarder_section attribute.
3276 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
3279 2012-02-07 Alan Modra <amodra@gmail.com>
3282 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
3285 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3287 PR tree-optimization/50969
3288 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
3289 use vec_perm rather than vector_stmt.
3290 (vect_model_load_cost): Likewise.
3291 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
3292 vec_perm to be the same as other vector statements.
3293 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
3294 cost of vec_perm for TARGET_VSX.
3296 2012-02-06 Richard Guenther <rguenther@suse.de>
3298 PR tree-optimization/52115
3299 * tree-sra.c (access_has_replacements_p): New function.
3300 (sra_modify_assign): Use it to decide whether a use is uninitialized.
3302 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
3305 * trans-mem.c (expand_call_tm): Add an assertion.
3306 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
3309 2012-02-06 Richard Guenther <rguenther@suse.de>
3311 PR tree-optimization/50955
3312 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
3313 raise cost of expressions that replace an address with an
3314 expression based on a different pointer.
3316 2012-02-06 Jakub Jelinek <jakub@redhat.com>
3319 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
3320 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
3322 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
3325 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
3326 -Weffc++ and specify guidelines come from second edition.
3328 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
3330 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
3331 (sibcall_value_multiple_internal, call_split, call_internal_direct)
3332 (call_direct_split, call_value_split, call_value_internal_direct)
3333 (call_value_direct_split, call_value_multiple_split): Use jal and
3334 jal_macro attributes.
3336 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
3338 * reload1.c (reload_regs_reach_end_p): Replace with...
3339 (reload_reg_rtx_reaches_end_p): ...this function.
3340 (new_spill_reg_store): Update commentary.
3341 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
3342 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
3343 before setting new_spill_reg_store.
3344 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
3345 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
3346 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
3347 for non-spill reload registers.
3349 2012-02-05 Ira Rosen <irar@il.ibm.com>
3351 PR tree-optimization/52091
3352 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
3353 (vect_is_simple_use_1): Likewise.
3354 * tree-vect-loop.c (vectorizable_reduction): Update calls
3355 to vect_is_simple_use_1 and vect_is_simple_use.
3356 (vectorizable_live_operation): Likewise.
3357 * tree-vect-patterns.c (widened_name_p,
3358 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
3359 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
3360 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
3361 vectorizable_shift,vectorizable_operation, vectorizable_store,
3362 vectorizable_load): Likewise.
3363 (vect_is_simple_cond): Add an argument, pass it to
3364 vect_is_simple_use_1.
3365 (vectorizable_condition): Update calls to vect_is_simple_cond,
3367 (vect_is_simple_use): Add an argument, the statement in which
3368 OPERAND is used. Check that if OPERAND's def stmt is a double
3369 reduction phi node, the use is a phi node too.
3370 (vect_is_simple_use_1): Add an argument, pass it to
3372 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
3373 to vect_is_simple_use.
3375 2012-02-04 Jakub Jelinek <jakub@redhat.com>
3377 PR rtl-optimization/52095
3378 * modulo-sched.c (dump_insn_locator): New function.
3379 (loop_canon_p, sms_schedule): Use it.
3381 PR rtl-optimization/52113
3382 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
3383 even for decomposable shift/zext insns.
3385 2012-02-03 Jakub Jelinek <jakub@redhat.com>
3386 Zdenek Dvorak <ook@ucw.cz>
3388 PR rtl-optimization/52092
3389 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
3390 on get_iv_value result.
3392 2012-02-02 Andrew Pinski <apinski@cavium.com>
3396 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
3398 2012-02-02 Jakub Jelinek <jakub@redhat.com>
3401 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
3403 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
3405 PR rtl-optimization/49800
3406 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
3407 (sched_finish): Call regstat_free_n_sets_and_refs.
3409 2012-02-02 Jia Liu <proljc@gmail.com>
3411 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
3414 2012-02-02 Jan Hubicka <jh@suse.cz>
3415 Tom de Vries <tom@codesourcery.com>
3418 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
3419 * varpool.c (varpool_analyze_pending_decls): Likewise.
3421 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
3422 Jayant R Sonar <jayant.sonar@kpitcummins.com>
3424 * config.gcc: Add cr16-* support.
3426 * doc/extend.texi: Document cr16 extensions.
3427 * doc/install.texi: Document cr16 install.
3428 * doc/invoke.texi: Document cr16 options.
3429 * doc/md.texi: Document cr16 constraints.
3431 * common/config/cr16/cr16-common.c: New file.
3432 * config/cr16/cr16.c: New file.
3433 * config/cr16/cr16.h: New file.
3434 * config/cr16/cr16.md: New file.
3435 * config/cr16/cr16.opt: New file.
3436 * config/cr16/cr16-protos.h: New file.
3437 * config/cr16/predicates.md: New file.
3438 * config/cr16/constraints.md: New file.
3439 * config/cr16/t-cr16: New file.
3441 2012-02-02 Jakub Jelinek <jakub@redhat.com>
3444 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
3445 that operands[2] is either immediate, or q_regs_operand.
3447 PR tree-optimization/52073
3448 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
3449 a pattern stmt for pattern uses, ignore uses outside of the loop.
3451 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
3453 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
3454 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
3455 (OUT_AS1, OUT_AS2): Remove.
3457 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
3459 PR rtl-optimization/51374
3460 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
3461 to cross other volatile_refs_p insns.
3463 2012-02-01 Richard Guenther <rguenther@suse.de>
3465 * doc/invoke.texi (fno-inline): Clarify documentation.
3466 (finline-small-functions): Likewise.
3467 (finline-functions): Likewise.
3468 * common.opt (finline): Adjust comment and documentation.
3469 (finline-small-functions): Clarify documentation.
3470 (finline-functions): Likewise.
3471 (finline-functions-called-once): Likewise.
3473 2012-02-01 Tristan Gingold <gingold@adacore.com>
3475 * c-typeck.c (composite_type): Keep mode for pointers.
3477 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
3479 * function.h (regno_reg_rtx): Adjust comment.
3480 * reginfo.c (init_reg_modes_target): Only use the previous mode
3481 if it fits within one register. Remove MIPS comment.
3483 2012-01-31 Jakub Jelinek <jakub@redhat.com>
3486 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
3488 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3490 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
3491 to srak instruction.
3493 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3495 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
3497 2012-01-31 Jakub Jelinek <jakub@redhat.com>
3502 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
3504 2012-01-31 Richard Guenther <rguenther@suse.de>
3506 PR tree-optimization/51528
3507 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
3510 2012-01-31 Jakub Jelinek <jakub@redhat.com>
3515 * ree.c (add_removable_extension): Change def_map argument
3516 to unsigned *, store in def_map 1 + offset into *insn_list vector
3517 instead of pointers into the vector.
3518 (find_removable_extensions): Adjust caller.
3520 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
3522 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
3523 Transform all "* quoted-c-code" to { c-code }.
3524 Remove redundant test for "optimize" in combine patterns.
3525 Move (include "avr-dimode.md") to end of file.
3527 2012-01-30 Bin Cheng <bin.cheng@arm.com>
3530 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
3531 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
3533 2012-01-30 Richard Guenther <rguenther@suse.de>
3535 PR tree-optimization/52028
3536 * tree-loop-distribution.c (ldist_gen): Properly update
3539 2012-01-30 Jakub Jelinek <jakub@redhat.com>
3542 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
3543 set_cur_line_info_table if not emitting debug info.
3545 PR tree-optimization/52046
3546 * tree-vect-patterns.c (check_bool_pattern): Give up if
3547 a comparison could throw.
3550 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
3552 2012-01-30 Richard Guenther <rguenther@suse.de>
3554 PR tree-optimization/52045
3555 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
3556 SSA form if cfgcleanup did anything.
3558 2012-01-30 Richard Guenther <rguenther@suse.de>
3560 PR tree-optimization/52045
3561 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
3562 before computing final todo.
3564 2012-01-30 Richard Guenther <rguenther@suse.de>
3566 PR tree-optimization/51528
3567 * tree-sra.c (sra_modify_assign): Re-factor in preparation
3570 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
3572 * df-problems.c (df_kill_notes): Check that the use refers
3573 to the note under examination.
3575 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
3578 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
3579 parameter and use short-lived pseudos.
3580 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
3581 (sparc_expand_vector_init): Const-ify local variables and adjust
3582 calls to above functions.
3584 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
3586 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
3588 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
3590 * doc/invoke.texi: Make usage of "compile time" and
3591 "run time"/"runtime" consistent throughout the file.
3593 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
3595 * config/alpha/alpha.c (alpha_option_override): Default to
3596 full IEEE compliance mode for Go language.
3598 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
3600 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
3601 (LINK_SSP_SPEC): Define.
3603 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3606 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
3609 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
3611 * doc/invoke.texi: Correct hyphenation of "floating point",
3612 "double precision", and related terminology throughout the file.
3614 2012-01-28 Jakub Jelinek <jakub@redhat.com>
3617 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
3618 arm_general_register_operand predicate for operand 2 instead of
3621 2012-01-27 Ian Lance Taylor <iant@google.com>
3624 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
3625 * builtins.c (expand_builtin_init_trampoline): Add onstack
3626 parameter. Change caller.
3627 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
3628 * tree.c (build_common_builtin_nodes): Declare
3629 __builtin_init_heap_trampoline.
3631 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
3633 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
3634 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
3635 * config/avr/avr.c: Ditto.
3636 (avr_regnames): Remove because unused.
3637 * config/avr/avr.md (*cpse.ne): New peephole.
3638 (*cpse.eq): New peephole from former cpse peepholes.
3640 2012-01-27 Michael Eager <eager@eagercon.com>
3642 * config/microblaze.c (microblaze_emit_compare): Correct
3643 test after pcmp instruction.
3645 2012-01-27 Richard Guenther <rguenther@suse.de>
3647 PR tree-optimization/52020
3648 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
3650 2012-01-27 Richard Guenther <rguenther@suse.de>
3652 * ipa-pure-const.c (check_stmt): Clobbers do not make a
3653 function non-const/pure.
3655 2012-01-27 Richard Guenther <rguenther@suse.de>
3657 PR tree-optimization/50444
3658 * tree-sra.c (build_ref_for_offset): Properly adjust the
3659 MEM_REF type for unaligned accesses.
3661 2012-01-27 Richard Guenther <rguenther@suse.de>
3663 PR tree-optimization/50444
3664 * expr.c (mem_ref_refers_to_non_mem_p): New function.
3665 (expand_assignment): Use it. Properly handle misaligned
3666 bases when expanding stores to component references.
3667 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
3670 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
3673 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
3674 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
3675 * tree-data-ref.c (find_data_references_in_loop): Make static.
3676 (compute_all_dependences): Change return type to bool. Bail out
3677 for too many datarefs in a loop. Move the hunk resetting the data
3678 dependences vector from ...
3679 (compute_data_dependences_for_loop): ... here. Account for
3680 compute_all_dependences returning false.
3681 (compute_data_dependences_for_bb): Likewise.
3682 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
3683 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
3685 2012-01-27 Richard Guenther <rguenther@suse.de>
3688 * expr.c (store_field): Use the alias-set of the scratch memory
3691 2012-01-27 Tom de Vries <tom@codesourcery.com>
3693 PR tree-optimization/51990
3694 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
3696 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
3698 2012-01-27 Jakub Jelinek <jakub@redhat.com>
3701 * var-tracking.c (reverse_op): Don't add any reverse operation
3702 if V already has any constant locations.
3704 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
3706 * doc/invoke.texi: Correct usage of "command line" (noun)
3707 vs "command-line" (adjective) throughout.
3709 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
3711 * doc/invoke.texi (Language Independent Options): Move
3712 -Wcoverage-mismatch blurb from here....
3713 (Warning Options): ...to here.
3715 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
3717 * config/rs6000/rs6000.c (rs6000_option_override_internal):
3718 Set rs6000_always_hint to false for 476.
3720 2012-01-27 Matthias Klose <doko@ubuntu.com>
3722 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
3724 * incpath.c (add_standard_paths): Likewise.
3726 2012-01-27 Richard Henderson <rth@redhat.com>
3728 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3729 * config/m68k/sync.md (atomic_test_and_set): Rename from
3730 sync_test_and_setqi and adjust the operands.
3731 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
3732 and unconditionally enable.
3734 2012-01-27 Richard Henderson <rth@redhat.com>
3736 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3737 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
3738 (ldstub): Rename from ldstubqi.
3739 (ldstub<I24MODE>): Remove.
3741 2012-01-27 Richard Henderson <rth@redhat.com>
3743 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3744 * c-cppbuiltin.c (cpp_atomic_builtins): Define
3745 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
3746 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
3747 * doc/tm.texi: Rebuild.
3749 2012-01-27 Richard Henderson <rth@redhat.com>
3751 * optabs.c (gen_atomic_test_and_set): Remove default.
3752 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
3754 2012-01-26 Jakub Jelinek <jakub@redhat.com>
3756 PR rtl-optimization/51978
3757 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
3758 (combine_reaching_defs): Likewise.
3759 (struct re_info): Remove.
3760 (add_removable_extension): Remove x and data arguments,
3761 add insn, insn_list and def_map. Use the arguments directly
3762 instead of using struct re_info.
3763 (find_removable_extensions): Don't call add_removable_extension
3764 through note_stores, instead just call it with single_set
3766 (find_and_remove_re): Pass curr_cand->expr instead of
3767 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
3769 2012-01-26 Michael Matz <matz@suse.de>
3771 PR tree-optimization/46590
3772 * cfgexpand.c: Revert last change (r183305).
3773 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
3775 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
3776 checking for emptiness.
3778 2012-01-26 Jakub Jelinek <jakub@redhat.com>
3781 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
3782 non-addressable non-BLKmode base correctly.
3784 2012-01-26 Michael Matz <matz@suse.de>
3786 PR tree-optimization/48794
3787 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
3788 regions referenced from RESX/EH_DISPATCH.
3790 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3792 * config/s390/s390.h: Make BRANCH_COST an option.
3793 * config/s390/s390.opt: New option -mbranch-cost.
3795 2012-01-26 Richard Henderson <rth@redhat.com>
3797 Revert 2012-01-24 change:
3798 * trans-mem.c (requires_barrier): Do not instrument thread local
3799 variables and emit save/restore for them.
3801 2012-01-25 Jakub Jelinek <jakub@redhat.com>
3804 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
3807 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
3809 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
3812 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
3815 Rename __pgm to __flash.
3816 Rename __pgm1 to __flash1.
3817 Rename __pgm2 to __flash2.
3818 Rename __pgm3 to __flash3.
3819 Rename __pgm4 to __flash4.
3820 Rename __pgm5 to __flash5.
3821 Rename __pgmx to __memx.
3822 * doc/extend.texi (AVR Named Address Spaces)
3823 Rename address space names as indicated above.
3824 * config/avr/avr.c (avr_addrspace): Ditto.
3826 * config/avr/avr-protos.h
3827 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
3828 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
3829 * config/avr/predicates.md: Ditto.
3830 * config/avr/avr.c Ditto, and
3831 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
3832 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
3834 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
3835 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
3836 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
3837 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
3838 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
3839 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
3840 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
3841 * config/avr/avr.c: Ditto.
3842 * config/avr/avr.md: Ditto.
3844 2012-01-25 Jason Merrill <jason@redhat.com>
3847 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
3849 2012-01-25 Jakub Jelinek <jakub@redhat.com>
3851 PR tree-optimization/51987
3852 * tree-data-ref.c (get_references_in_stmt): Handle references in
3853 non-volatile GIMPLE_ASM.
3855 2012-01-25 Richard Guenther <rguenther@suse.de>
3857 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
3858 bases are dereferenced.
3860 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
3862 PR rtl-optimization/48374
3863 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
3865 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
3867 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
3868 compute_data_dependences_for_loop returns false.
3869 * tree-parloops.c (loop_parallel_p): Likewise.
3871 2012-01-25 Richard Guenther <rguenther@suse.de>
3873 * tree.h (get_pointer_alignment_1): Declare.
3874 * builtins.c (get_pointer_alignment_1): New function.
3875 (get_pointer_alignment): Use it.
3877 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3879 PR rtl-optimization/48308
3880 * combine.c (enum undo_kind): Add UNDO_LINKS.
3881 (struct undo): Add member l to other_contents and where.
3882 (do_SUBST_LINK): New.
3884 (try_combine): Handle LOG_LINKS for the dummy i1 case.
3885 (undo_all): Handle UNDO_LINKS.
3887 2012-01-25 Richard Henderson <rth@redhat.com>
3889 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
3892 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3894 * optabs.c (gen_atomic_test_and_set): Use each argument.
3896 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3898 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
3899 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
3900 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
3901 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
3902 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
3903 TARGET_PAIRED_SINGLE_FLOAT.
3905 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3907 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
3908 (in_struct, return_val): Remove MEM documentation.
3909 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
3910 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
3911 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
3913 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
3914 * cfgexpand.c (add_alias_set_conflicts): Likewise.
3915 * expr.c (store_field): Likewise.
3916 * function.c (assign_stack_temp_for_type): Likewise.
3917 * ifcvt.c (noce_try_cmove_arith): Likewise.
3918 * reload1.c (reload): Likewise.
3919 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
3920 (alpha_set_memflags): Likewise.
3921 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
3923 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3925 * rtl.h (true_dependence, canon_true_dependence): Remove varies
3927 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
3928 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
3929 (true_dependence_1, true_dependence, canon_true_dependence): Remove
3931 * cselib.c (cselib_rtx_varies_p): Delete.
3932 (cselib_invalidate_mem): Update call to canon_true_dependence.
3933 * dse.c (record_store, check_mem_read_rtx): Likewise.
3934 (scan_reads_nospill): Likewise.
3935 * cse.c (check_dependence): Likewise.
3936 (cse_rtx_varies_p): Delete.
3937 * expr.c (safe_from_p): Update call to true_dependence.
3938 * ira.c (validate_equiv_mem_from_store): Likewise.
3939 (memref_referenced_p): Likewise.
3940 * postreload-gcse.c (find_mem_conflicts): Likewise.
3941 * sched-deps.c (sched_analyze_2): Likewise.
3942 * store-motion.c (load_kills_store): Likewise.
3943 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
3944 * gcse.c (mems_conflict_for_gcse_p): Likewise.
3945 (compute_transp): Update call to canon_true_dependence.
3947 2012-01-25 Richard Henderson <rth@redhat.com>
3949 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
3950 (maybe_emit_atomic_test_and_set): New.
3951 (expand_sync_lock_test_and_set): Use it.
3952 (expand_atomic_test_and_set): Likewise.
3953 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
3954 the implementation; clarify implementation defined details.
3955 * doc/md.texi (atomic_test_and_set): Document.
3957 2012-01-25 Richard Henderson <rth@redhat.com>
3959 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
3961 2012-01-25 Richard Henderson <rth@redhat.com>
3964 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
3965 to effect no-op split.
3967 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
3970 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
3971 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
3972 (BT_FN_VOID_PTR_INT_SIZE): New.
3973 (BT_FN_UINT_UINT_VAR): Remove.
3974 (BT_FN_UINT32_UINT32_VAR): New.
3975 (BT_FN_DOUBLE_VPTR): Remove.
3976 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
3978 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
3979 (_ITM_changeTransactionMode): Same.
3980 (_ITM_memmoveRtWt): Change return type to void.
3981 (_ITM_memcpyRtWt): Same.
3982 (_ITM_memsetW): Same.
3983 (_ITM_RaRD): Change types to double.
3988 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
3990 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
3991 Patrick Marlier <patrick.marlier@gmail.com>
3993 * trans-mem.c (requires_barrier): Do not instrument thread local
3994 variables and emit save/restore for them.
3996 2012-01-24 Jason Merrill <jason@redhat.com>
3999 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
4000 output static aliases.
4002 2012-01-24 Jakub Jelinek <jakub@redhat.com>
4005 * common.opt (-pie, -shared, pie, shared): Change from Common to
4007 * gcc.c (display_help): Display help for -pie and -shared.
4009 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
4012 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
4013 Remove note on size/offset limitation.
4014 (AVR Variable Attributes): Add example how to read data located
4015 with progmem. Refer to named address spaces.
4016 * doc/invoke.texi (AVR Options): Fix typo.
4018 2012-01-24 Richard Guenther <rguenther@suse.de>
4020 Forward-port to trunk
4021 2010-09-21 Jakub Jelinek <jakub@redhat.com>
4024 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
4025 op0 isn't sufficiently aligned and there is movmisalignM
4026 insn for mode, use it to load op0 into a temporary register.
4028 2012-01-24 Jakub Jelinek <jakub@redhat.com>
4031 * target.def (const_not_ok_for_debug_p): New hook.
4032 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
4034 * doc/tm.texi: Regenerated.
4035 * dwarf2out.c (const_ok_for_output_1): If
4036 targetm.const_not_ok_for_debug_p returns true, fail.
4037 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
4039 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
4041 2012-01-23 Kai Tietz <ktietz@redhat.com>
4044 * config/i386/predicates.md (symbolic_operand): Allow
4045 UNSPEC_PCREL as PIC expression for lea.
4046 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
4047 * config/i386/i386.c (ix86_delegitimize_address): Handle
4048 UNSPEC_PCREL for none-MEM, too.
4050 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
4052 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
4053 (ipa_tm_create_version_alias): Same.
4055 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
4058 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
4059 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
4061 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
4062 Patrick Marlier <patrick.marlier@gmail.com>
4063 Iain Sandoe <developer@sandoe-acoustics.co.uk>
4066 * lto-wrapper.c (run_gcc): Pass the LTO section name to
4067 simple_object_start_read.
4069 2012-01-23 Richard Guenther <rguenther@suse.de>
4072 PR tree-optimization/51895
4073 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
4074 parameter decomposition into BLKmode components.
4076 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
4078 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
4079 fake variables for restrict-qualified pointers whose pointed-to type
4080 contains a placeholder.
4082 2012-01-23 Richard Guenther <rguenther@suse.de>
4084 PR tree-optimization/51949
4085 * ipa-split.c (execute_split_functions): Do not split malloc functions.
4087 2012-01-23 Jakub Jelinek <jakub@redhat.com>
4089 PR rtl-optimization/51933
4090 * ree.c (transform_ifelse): Return true right away if dstreg is
4091 already wider or equal to cand->mode.
4092 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
4093 (make_defs_and_copies_lists): Remove defs_list and copies_list
4094 arguments, add state argument, just truncate state->work_list
4095 instead of always allocating and freeing the vector. Assert that
4096 get_defs succeeds instead of returning 2. Changed return type to bool.
4097 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
4098 have ext_src_mode, see if it has been modified already with the
4099 right kind of extension and has been extended before from the
4100 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
4101 just return true. Remember the original mode in state->modified array.
4102 (combine_reaching_defs): Add state argument. Don't allocate and
4103 free here def_list, copied_list and vec vectors, instead just
4104 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
4105 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
4106 Add state variable, clear vectors in it, initialize state.modified
4107 if needed. Free all the vectors at the end and state.modified too.
4108 Don't skip a candidate if the extension expression has been modified.
4110 2012-01-22 Douglas B Rupp <rupp@gnat.com>
4113 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
4114 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
4115 (extra_options) interix.opt -> i386/interix.opt"
4116 (extra_objs):Add winnt-stubs.o
4117 * configure.ac: Add interix to target_os .comm on PE check.
4118 * configure: Regenerate.
4119 * config/interix3.h: Delete and move bits to..
4120 * config/interix.h: Delete and move bits to..
4121 * config/i386/i386-interix3.h: Delete and move bits to..
4122 * config/i386/i386-interix.h: ..here.
4123 (TARGET_CPU_DEFAULT): Remove redefinition.
4124 (TARGET_ASM_CONSTRUCTOR): Undefine.
4125 (SUBTARGET_SWITCHES): Define for ms-bitfields.
4126 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
4127 (PTRDIFF_TYPE): Define.
4128 (LONG_DOUBLE_TYPE_SIZE): Define.
4129 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
4130 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
4131 (TARGET_SECTION_TYPE_FLAGS): Define.
4132 (ASM_DECLARE_FUNCTION_NAME): Define.
4133 (ASM_OUTPUT_EXTERNAL): Define.
4134 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
4135 (ASM_OUTPUT_ALIGNED_BSS): Define.
4136 (PCC_BITFIELD_TYPE_MATTERS): Define.
4137 (USE_CONST_SECTION): Define.
4138 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
4139 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
4140 (SUPPORTS_ONE_ONLY): Remove.
4141 (I386_PE_STRIP_ENCODING): Define.
4142 * config/interix.opt: Delete and move bits to..
4143 * config/i386/interix.opt: ..here. New.
4144 (mpe-aligned-commons): Add.
4145 * config/i386/t-interix: Add copyright header.
4146 (winnt-stubs.o): Add rule.
4148 2012-01-22 Jason Merrill <jason@redhat.com>
4151 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
4152 for extra name aliases.
4154 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
4156 PR rtl-optimization/51924
4157 * ree.c (combine_set_extension): Improve debugging message.
4158 (combine_reaching_defs): Likewise.
4159 (get_defs): Rename confusingly named variable.
4160 (find_and_remove_re): Skip a candidate if the extension expression has
4163 2012-01-21 Robert Millan <rmh@gnu.org>
4164 Gerald Pfeifer <gerald@pfeifer.com>
4166 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
4167 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
4169 2012-01-20 Jakub Jelinek <jakub@redhat.com>
4171 PR tree-optimization/51914
4172 * tree-vect-stmts.c (vectorizable_conversion): For
4173 cvt_type && modifier == WIDEN, put temporary with cvt_type
4174 at the beginning of vec_dsts and set vec_dest to temporary
4177 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
4179 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
4181 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
4183 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
4184 * config/rs6000/rs6000.c: Likewise.
4186 2012-01-20 Jakub Jelinek <jakub@redhat.com>
4189 * config/arm/arm.c (arm_count_output_move_double_insns): Call
4190 output_move_double on a copy of operands array.
4192 2012-01-20 Cary Coutant <ccoutant@google.com>
4193 Dodji Seketeli <dodji@redhat.com>
4196 * dwarf2out.c (copy_declaration_context): Return ref to parent
4197 of declaration DIE, if necessary.
4198 (remove_child_or_replace_with_skeleton): Add new parameter; update
4199 caller. Place skeleton DIE under parent DIE of original declaration.
4200 Move call to copy_declaration_context to here ...
4201 (break_out_comdat_types): ... from here.
4203 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4205 PR rtl-optimization/51856
4206 * reload.c (find_reloads_subreg_address): Set the address_reloaded
4209 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4212 * config/arm/arm.c (arm_print_operand): Correct output of alignment
4213 hints for neon loads and stores.
4215 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
4219 * doc/extend.texi (Named Address Spaces): Split into subsections.
4220 (AVR Named Address Spaces): New subsection.
4221 (M32C Named Address Spaces): New subsection.
4222 (RL78 Named Address Spaces): New subsection.
4223 (SPU Named Address Spaces): New subsection.
4224 (Variable Attributes): New anchor "AVR Variable Attributes".
4225 (AVR Variable Attributes): Rewrite and avoid wording
4226 "address space" in this context.
4227 * doc/invoke.texi (AVR Options): Rewrite and add documentation
4228 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
4229 (AVR Built-in Macros): New subsubsection therein.
4230 * doc/md.texi (AVR constraints): Remove "C04", "R".
4232 2012-01-20 Richard Guenther <rguenther@suse.de>
4234 PR tree-optimization/51903
4235 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
4236 when removing stmts.
4238 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4241 * config/arm/arm.c (arm_load_pic_register): Use
4242 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
4243 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
4244 (arm_pic_static_addr): Likewise.
4245 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
4246 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
4247 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
4248 (pic_load_addr_unified): New.
4250 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
4253 * function.c (instantiate_virtual_regs_in_insn): Use
4254 delete_insn_and_edges when removing a wrong asm insn.
4256 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
4258 PR rtl-optimization/40761
4259 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
4260 Add new member loop_num.
4261 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
4262 (ira_build): Remove the parameter.
4264 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
4265 (ira.c): Do not build CFG loops for one region allocation. Remove
4266 argument from ira_build call.
4268 * ira-build.c (init_loop_tree_node): New function.
4269 (create_loop_tree_nodes): Use it. Separate the case when CFG
4270 loops are not built.
4271 (more_one_region_p): Check current_loops.
4272 (finish_loop_tree_nodes): Separate the case when CFG loops are not
4274 (add_loop_to_tree): Process loop equal to NULL too.
4275 (form_loop_tree): Separate the case when CFG loops are not built.
4276 Use explicitly number for the root.
4277 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
4279 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
4280 instead of loop->num.
4281 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
4282 (mark_all_loops_for_removal): Ditto.
4283 (remove_unnecessary_regions): Separate the case when CFG loops
4285 (ira_build): Remove the parameter. Use explicit number of regions
4286 when CFG loops are not built.
4288 * ira-color.c (print_loop_title): Separate the case for the root node.
4289 Use loop_num instead of loop->num.
4290 (move_spill_restore): Use loop_num instead of loop->num.
4292 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
4293 (change_loop): Ditto.
4294 (change_loop): Use loop_num instead of loop->num.
4296 * ira-lives.c (process_bb_node_lives): Ditto.
4298 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
4300 * ira-conflicts.c (print_allocno_conflicts): Ditto.
4302 2012-01-19 Jakub Jelinek <jakub@redhat.com>
4305 * tree-mudflap.c (mf_artificial): New function.
4306 (execute_mudflap_function_ops, execute_mudflap_function_decls,
4307 mx_register_decls, mudflap_enqueue_decl): Use it.
4310 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
4311 numbers in the insn pattern.
4313 2012-01-19 Michael Matz <matz@suse.de>
4315 PR tree-optimization/46590
4316 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
4317 use it in remembering which conflicts we already created.
4318 (add_scope_conflicts): Adjust call to above, (de)allocate helper
4321 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
4324 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
4325 (merge_and_complain): Same.
4327 2012-01-19 Jakub Jelinek <jakub@redhat.com>
4330 * config/initfini-array.h: Guard content of the header
4331 with #ifdef HAVE_INITFINI_ARRAY.
4332 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
4333 Add initfini-array.h to tm_file here.
4334 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
4335 * config.gcc: Don't add initfini-array.h to tm_file here.
4336 * configure: Regenerated.
4338 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
4340 PR rtl-optimization/51505
4341 * df-problems.c (df_kill_notes): New parameter live. Update comment.
4342 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
4343 (df_note_bb_compute): Update the call to df_kill_notes.
4345 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
4347 * trans-mem.c (requires_barrier): Remove call to is_global_var.
4349 2012-01-18 Richard Guenther <rguenther@suse.de>
4351 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
4352 of conversions to void *.
4354 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4355 Richard Sandiford <rdsandiford@googlemail.com>
4359 * optabs.h (simplify_expand_binop): Declare.
4360 * optabs.c (simplify_expand_binop): Make global.
4361 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
4362 endian targets if the source cannot be exactly covered by word
4365 2012-01-17 Jakub Jelinek <jakub@redhat.com>
4368 * hard-reg-set.h (struct hard_reg_set_container): New type.
4369 * target.h (struct hard_reg_set_container): Forward declare.
4370 * target.def (set_up_by_prologue): New target hook.
4371 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
4372 * doc/tm.texi: Regenerated.
4373 * function.c (thread_prologue_and_epilogue_insns): Change
4374 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
4375 Call targetm.set_up_by_prologue on it.
4376 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
4377 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
4379 2012-01-17 Nick Clifton <nickc@redhat.com>
4381 * config/rx/rx.c (rx_can_use_simple_return): New function.
4382 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
4383 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
4385 2012-01-17 Richard Guenther <rguenther@suse.de>
4388 * expr.c (expand_assignment): Take address-space information
4389 from the address operand of MEM_REF and TARGET_MEM_REF.
4390 (expand_expr_real_1): Likewise.
4392 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4394 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
4395 reload dump is requested.
4397 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
4400 * trans-mem.c (requires_barrier): Call may_be_aliased.
4402 2012-01-17 Jakub Jelinek <jakub@redhat.com>
4404 PR tree-optimization/51877
4405 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
4406 call arguments and fndecls compare equal, instead return false if they
4407 don't. Return true only if lhs1 and lhs2 are either both NULL, or
4408 both SSA_NAMEs that are valueized the same, or they satisfy
4411 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4413 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
4415 * configure: Regenerate.
4417 2012-01-16 Jan Hubicka <jh@suse.cz>
4421 * convert.c (convert_to_integer): Use fold_convert for
4422 converting an INTEGER_CST to integer type.
4424 2012-01-16 Jason Merrill <jason@redhat.com>
4427 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
4429 2012-01-16 Jakub Jelinek <jakub@redhat.com>
4432 * config/s390/s390.c (s390_chunkify_start): Don't skip
4433 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
4434 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
4435 If insn is followed by NOTE_INSN_VAR_LOCATION or
4436 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
4437 Don't use location of note insns.
4439 PR tree-optimization/51865
4440 * tree-inline.c (tree_function_versioning): Call remap_decl
4441 on DECL_RESULT whenever it has VOID_TYPE_P type.
4443 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
4445 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
4446 for calls to locally-binding MIPS16 functions if only the return
4447 type uses float regs.
4449 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
4450 Richard Sandiford <rdsandiford@googlemail.com>
4452 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
4453 (SYMBOL_32_HIGH): Likewise.
4454 (mips_output_tls_reloc_directive): Declare.
4455 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
4456 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
4457 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
4458 (mips_lo_relocs, mips_hi_relocs): Make extern.
4459 (mips16_stub_function): Move up file.
4460 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
4461 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
4462 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
4463 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
4464 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
4465 (mips_get_tp): Add MIPS16 support.
4466 (mips_legitimize_tls_address): Remove MIPS16 sorry().
4467 Generalize DTPREL and TPREL handling.
4468 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
4469 Add MIPS16 TLS support.
4470 (mips_output_tls_reloc_directive): New function.
4471 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
4472 * config/mips/predicates.md (symbolic_operand_with_high)
4473 (tls_reloc_operand): New predicates.
4474 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
4475 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
4476 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
4477 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
4478 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
4479 (*tls_get_tp_mips16_call_<mode>): Likewise.
4481 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
4483 PR rtl-optimization/51821
4484 * recog.c (peep2_find_free_register): Determine clobbered registers
4487 2012-01-14 Denis Chertykov <chertykov@gmail.com>
4490 * config/avr/avr-protos.h: Revert change of 2012-01-09.
4491 * config/avr/avr.c: Likewise.
4492 * config/avr/avr.h: Likewise.
4494 2012-01-13 Ian Lance Taylor <iant@google.com>
4497 * tree.h (TYPE_QUALS): Add cast to int.
4498 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
4500 2012-01-13 Ian Lance Taylor <iant@google.com>
4502 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
4503 comparing param_index to VEC_length result.
4505 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
4507 * c-decl.c: Do not include tree-mudflap.h
4508 * tree-optimize.c: Likewise.
4509 * Makefile.in: Update dependencies.
4511 2012-01-13 Richard Guenther <rguenther@suse.de>
4514 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
4515 variable-sized result always use RSO.
4517 2012-01-12 DJ Delorie <dj@redhat.com>
4519 * cfgexpand.c (convert_debug_memory_address): Allow any valid
4520 pointer type, not just the default pointer type.
4522 2012-01-09 Richard Henderson <rth@redhat.com>
4523 Denis Chertykov <chertykov@gmail.com>
4526 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
4527 * config/avr/avr.c (avr_can_eliminate): Simplify.
4528 (avr_initial_elimination_offset): Likewise.
4529 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
4530 (expand_epilogue): Likewise.
4531 (avr_legitimize_address): Gut.
4532 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
4533 (avr_hard_regno_nregs): New.
4534 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
4535 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
4536 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
4537 add soft frame pointer.
4538 (CALL_USED_REGISTERS): Likewise.
4539 (REG_CLASS_CONTENTS): Likewise.
4540 (REGISTER_NAMES): Likewise.
4541 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
4542 (HARD_FRAME_POINTER_REGNUM): New.
4543 (FRAME_POINTER_REGNUM): Use soft frame pointer.
4544 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
4545 remove the HARD_FRAME_POINTER self-elimination.
4547 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
4550 * config/avr/avr.c (avr_encode_section_info): Test for absence of
4551 DECL_EXTERNAL when checking for initializers of progmem variables.
4553 2012-01-12 Ira Rosen <irar@il.ibm.com>
4555 PR tree-optimization/51799
4556 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
4557 that the last operation is a type demotion.
4559 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
4561 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
4562 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
4564 2012-01-11 Jakub Jelinek <jakub@redhat.com>
4567 * combine.c (distribute_notes): If i3 is a noreturn call,
4568 allow old_size to be equal to args_size and make sure the
4569 noreturn call gets REG_ARGS_SIZE note.
4570 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
4571 on noreturn calls even when the delta is 0.
4573 2012-01-11 Nathan Sidwell <nathan@acm.org>
4575 * gcov.c (STRING_SIZE): Remove.
4576 (generate_results): Erase annotations for source files with no
4577 coverage information.
4579 (output_lines): Use it.
4581 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
4583 * gimple.h (gimplify_body): Remove first argument.
4584 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
4585 pointer set here, instead just pass DATA to walk_tree.
4586 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
4587 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
4588 (unvisit_body): Likewise, but with unmark_visited.
4589 (gimplify_body): Remove BODY_P argument and adjust.
4590 (gimplify_function_tree): Adjust call to gimplify_body.
4591 * omp-low.c (finalize_task_copyfn): Likewise.
4593 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
4595 * tree.h (build_function_decl_skip_args): Add boolean parameter.
4596 (build_function_type_skip_args): Delete.
4597 * tree.c (build_function_type_skip_args): Make static and add
4598 SKIP_RETURN parameter. Fix thinko in the handling of variants.
4599 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
4600 pass it to build_function_type_skip_args.
4601 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
4602 (tree_function_versioning): Likewise.
4603 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
4604 build_function_decl_skip_args.
4605 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
4606 and pass it to build_function_decl_skip_args/tree_function_versioning.
4607 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
4608 * ipa-inline-transform.c (save_inline_function_body): Likewise.
4609 * trans-mem.c (ipa_tm_create_version): Likewise.
4610 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
4611 * tree-inline.c (declare_return_variable): Remove always-true test.
4612 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
4613 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
4614 * ipa-split.c (split_function): Skip the return value for the split
4615 part if it doesn't return.
4617 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4619 PR tree-optimization/49642
4620 * ipa-split.c (forbidden_dominators): New variable.
4621 (check_forbidden_calls): New function.
4622 (dominated_by_forbidden): Likewise.
4623 (consider_split): Check for forbidden dominators.
4624 (execute_split_functions): Initialize and free forbidden
4625 dominators info; call check_forbidden_calls.
4627 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4629 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
4631 2012-01-11 Nick Clifton <nickc@redhat.com>
4633 * config/rx/rx.md (return): Define pattern.
4635 2012-01-11 Richard Guenther <rguenther@suse.de>
4637 * doc/extend.texi (malloc attribute): Adjust according to
4640 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
4641 Patrick Marlier <patrick.marlier@gmail.com>
4644 * trans-mem.c (get_cg_data): Traverse aliases if requested.
4645 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
4646 (ipa_tm_note_irrevocable): Same.
4647 (ipa_tm_scan_irr_block): Same.
4648 (ipa_tm_decrement_clone_counts): Same.
4649 (ipa_tm_scan_irr_function): Same.
4650 (ipa_tm_create_version_alias): Same.
4651 (ipa_tm_create_version): Same.
4652 (ipa_tm_transform_calls_redirect): Same.
4653 (ipa_tm_transform_calls): Same.
4654 (ipa_tm_transform_transaction): Same.
4655 (ipa_tm_execute): Same.
4657 2012-01-10 Richard Guenther <rguenther@suse.de>
4660 * opts.c (common_handle_option): Handle -Werror.
4662 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
4664 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
4667 2012-01-10 Jason Merrill <jason@redhat.com>
4669 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
4672 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4674 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
4675 supports R_386_TLS_GD_PLT reloc.
4676 (gcc_cv_as_ix86_tlsldmplt): Check if linker
4677 supports R_386_TLS_LDM_PLT reloc.
4678 * configure: Regenerate.
4679 * config.in: Regenerate.
4681 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
4684 Extend __pgmx semantics to linearize memory.
4685 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
4686 determine if code comes inline or from libgcc.
4687 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
4688 (movmem_qi, movmem_qi): Set constraint #2 to "n".
4689 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
4690 (movmemx_qi, movmemx_hi): New insns.
4691 (xload_<mode>_libgcc): Rewrite to new insn condition.
4692 (xload_<mode>): Remove insns.
4693 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
4694 cases that don't satisfy avr_xload_libgcc_p().
4695 (avr_addr_space_convert): Allow converting in any direction.
4696 (avr_addr_space_subset_p): Return always true.
4697 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
4698 (avr_emit_movmemhi): Ditto.
4699 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
4700 (avr_out_movmem): Ditto.
4701 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
4702 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
4703 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
4704 (avr_encode_section_info): Encode 'progmem' in symbol flags.
4705 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
4707 2012-01-10 Richard Guenther <rguenther@suse.de>
4709 PR tree-optimization/50913
4710 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
4711 Require data-refs to be representable by Graphite with respect
4714 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
4716 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
4717 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
4719 2012-01-10 Tom de Vries <tom@codesourcery.com>
4721 PR rtl-optimization/51271
4722 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
4723 handling annulled branch.
4725 2012-01-10 Richard Henderson <rth@redhat.com>
4727 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
4728 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
4729 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
4730 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
4731 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
4732 arm_expand_vec_perm_const): New.
4733 * config/arm/arm-protos.h: Update.
4734 * config/arm/neon.md (UNSPEC_VCONCAT): New.
4735 (*neon_vswp<VDQX>): New.
4736 (neon_vcombine<VDX>): Use neon_split_vcombine.
4737 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
4738 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
4739 (vec_perm<VE>): New.
4741 2012-01-10 Richard Henderson <rth@redhat.com>
4743 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
4744 use it if reload_completed.
4745 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
4746 arm_output_asm_insn, arm_process_output_memory_barrier,
4747 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
4748 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
4749 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
4750 arm_process_output_sync_insn, arm_output_sync_insn,
4751 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
4752 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
4753 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
4754 (emit_unlikely_jump): New.
4755 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
4756 (arm_split_atomic_op): New.
4757 * config/arm/arm-protos.h: Update.
4758 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
4759 (struct arm_sync_generator): Remove.
4760 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
4761 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
4762 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
4763 (VUNSPEC_LL, VUNSPEC_SC): New.
4764 (sync_result, sync_memory, sync_required_value, sync_new_value,
4765 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
4766 (attr length): Don't use arm_sync_loop_insns.
4767 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
4768 (movsfcc, movdfcc): Likewise.
4769 * config/arm/constraints.md (Ua): New.
4770 * config/arm/prediates.md (mem_noofs_operand): New.
4771 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
4772 (sync_clobber, sync_t2_reqd): Remove.
4773 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
4774 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
4775 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
4776 (arm_sync_compare_and_swap<SIDI>): Remove.
4777 (arm_sync_compare_and_swap<NARROW>): Remove.
4778 (arm_sync_lock_test_and_set<SIDI>): Remove.
4779 (arm_sync_lock_test_and_set<NARROW>): Remove.
4780 (arm_sync_new_<syncop><SIDI>): Remove.
4781 (arm_sync_new_<syncop><NARROW>): Remove.
4782 (arm_sync_new_nand<SIDI>): Remove.
4783 (arm_sync_new_nand<NARROW>): Remove.
4784 (arm_sync_old_<syncop><SIDI>): Remove.
4785 (arm_sync_old_<syncop><NARROW>): Remove.
4786 (arm_sync_old_nand<SIDI>): Remove.
4787 (arm_sync_old_nand<NARROW>): Remove.
4788 (*memory_barrier): Merge arm_output_memory_barrier.
4789 (atomic_compare_and_swap<QHSD>): New.
4790 (atomic_compare_and_swap<NARROW>_1): New.
4791 (atomic_compare_and_swap<SIDI>_1): New.
4792 (atomic_exchange<QHSD>): New.
4793 (cas_cmp_operand, cas_cmp_str): New.
4794 (atomic_op_operand, atomic_op_str): New.
4795 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
4796 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
4797 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
4798 (arm_load_exclusive<NARROW>): New.
4799 (arm_load_exclusivesi, arm_load_exclusivedi): New.
4800 (arm_store_exclusive<QHSD>): New.
4802 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
4804 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
4805 reload patterns if -mvsx-scalar-memory.
4807 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
4808 generated, even -mno-vsx-scalar-double was used.
4809 (vsx_xscvdpsp_scalar): Likewise.
4810 (vsx_xscvspdp_scalar2): Likewise.
4812 2012-01-09 Tom de Vries <tom@codesourcery.com>
4813 Andrew Pinski <apinski@cavium.com>
4816 * reorg.c (fill_slots_from_thread): Don't speculate
4817 frame-related insns.
4819 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
4821 * sched-int.h (bb_note): Move to...
4822 * basic-block.h: ...here.
4823 * haifa-sched.c (bb_note): Move to...
4824 * cfgrtl.c: ...here.
4825 * function.c (next_block_for_reg): New function.
4826 (move_insn_for_shrink_wrap): Likewise.
4827 (prepare_shrink_wrap): Rewrite to use the above.
4829 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
4831 * gimple.c (is_gimple_non_addressable): Remove.
4832 * gimple.h: Remove is_gimple_non_addressable.
4833 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
4834 is_gimple_non_addressable.
4835 * trans-mem.c (expand_assign_tm): Same.
4837 2012-01-09 Richard Guenther <rguenther@suse.de>
4839 PR tree-optimization/51775
4840 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
4841 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
4843 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4845 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
4847 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
4849 2012-01-09 Richard Guenther <rguenther@suse.de>
4851 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
4853 2012-01-08 Jan Hubicka <jh@suse.cz>
4855 PR tree-optimize/51680
4856 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
4857 on when known_vals needs to be computed; cleanup.
4859 2012-01-08 Jan Hubicka <jh@suse.cz>
4861 PR tree-optimize/51694
4862 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
4864 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
4866 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
4867 for -std=c++98 and -std=c++11 too.
4869 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
4871 * cfgloop.c (cancel_loop): Add free() of bbs array.
4873 2012-01-07 Jan Hubicka <jh@suse.cz>
4875 PR tree-optimization/51600
4876 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
4877 that benefits small functions.
4879 2012-01-07 Jan Hubicka <jh@suse.cz>
4881 * ipa-inline.c (want_inline_small_function_p): Fix formating.
4883 2012-01-07 Jan Hubicka <jh@suse.cz>
4885 PR tree-optimization/51680
4886 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
4887 whose inlining reduce unit size.
4889 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
4892 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
4893 Add canonical node to containing_mem chain after the non-canonical
4894 one, even if there weren't any locs to propagate.
4895 (remove_useless_values): Keep only canonical values.
4896 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
4897 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
4898 canonicalize mem_chain elements that are not discarded.
4900 2012-01-06 Jakub Jelinek <jakub@redhat.com>
4903 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
4904 before emitting functions.
4906 PR gcov-profile/50127
4907 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
4908 clear_aux_for_blocks.
4910 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
4913 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
4915 2012-01-06 Arnaud Charlet <charlet@adacore.com>
4917 * c-decl.c (ext_block): Moved up.
4918 (collect_all_refs, for_each_global_decl): Take ext_block into account.
4920 2012-01-06 Han Shen <shenhan@google.com>
4922 Translate built-in include paths for sysroot.
4923 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
4924 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
4926 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
4927 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
4929 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
4930 control whether sysroot should be prepended to gxx include dir.
4932 * configure: Regenerate.
4934 2012-01-06 Torvald Riegel <triegel@redhat.com>
4936 PR rtl-optimization/51771
4937 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
4938 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
4940 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
4942 PR tree-optimization/51315
4943 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
4944 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
4946 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
4949 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
4950 for shrp pattern. Correctly handle and fixup shift variable.
4951 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
4953 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4956 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
4957 note when !ACCUMULATE_OUTGOING_ARGS.
4959 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
4961 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
4963 (extract_range_from_unary_expr_1): Avoid useless computations.
4965 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4967 PR rtl-optimization/51767
4968 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
4969 of jump_block and add an extra edge for degenerated asm gotos.
4972 * stmt.c (check_unique_operand_names): Don't ICE during error
4973 reporting if i is from labels chain.
4976 * profile.c (branch_prob): Split bbs that have exit edge
4977 and need a fake entry edge too.
4979 2012-01-05 Jan Hubicka <jh@suse.cz>
4982 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
4985 2012-01-05 Richard Guenther <rguenther@suse.de>
4988 * tree-streamer-out.c (write_ts_optimization): New function.
4989 (streamer_write_tree_body): Call it.
4990 * tree-streamer-in.c (lto_input_ts_optimization): New function.
4991 (streamer_read_tree_body): Call it.
4992 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
4994 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4997 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
4998 * gimplify.c (gimplify_cleanup_point_expr): Save and set
4999 in_cleanup_point_expr before gimplify_stmt call and restore it
5001 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
5002 in_cleanup_point_expr is false.
5004 2012-01-05 Richard Guenther <rguenther@suse.de>
5007 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
5009 * toplev.c (process_options): Reject combining mudflap and LTO.
5010 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
5012 2012-01-05 Richard Guenther <rguenther@suse.de>
5014 PR tree-optimization/51760
5015 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
5017 (bit_value_unop): Handle UNDEFINED operands.
5018 (bit_value_binop): Likewise.
5020 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
5022 * config/avr/avr.c (avr_replace_prefix): Remove.
5023 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
5024 (avr_asm_function_rodata_section): Ditto.
5025 (avr_asm_select_section): Ditto.
5027 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
5029 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
5032 2012-01-05 Jakub Jelinek <jakub@redhat.com>
5035 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
5036 calls that have any non-fake successor edges.
5039 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
5041 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
5043 PR tree-optimization/51624
5044 * tree-sra.c (build_ref_for_model): When replicating a chain of
5045 COMPONENT_REFs, stop as soon as the offset would become negative.
5047 2012-01-04 Jakub Jelinek <jakub@redhat.com>
5050 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
5051 in .debug_loc on the floor.
5053 2012-01-04 Andrew Pinski <apinski@cavium.com>
5055 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
5057 2012-01-04 Andrew Pinski <apinski@cavium.com>
5058 Adam Nemet <anemet@caviumnetworks.com>
5060 * config/mips/mips.md (size): Add SI and DI.
5061 (SIZE): New mode attribute.
5062 (U): New code attribute.
5063 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
5064 (mips_lbux_<mode>): Delete.
5065 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
5066 (mips_lhx): Use gen_mips_lhx_extsi.
5067 (mips_lhx_<mode>): Delete.
5069 (mips_l<size>x): New expand.
5070 (mips_lwx_<mode>): Delete.
5071 (mips_l<GPR:size>x_<P:mode>): New pattern.
5072 (*mips_lw<u>x_<P:mode>_ext): Likewise.
5073 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
5074 * config/mips/mips.c (mips_lx_address_p): New function.
5075 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
5076 (dsp64): New availability predicate.
5077 (mips_builtins): Add an entry for __builtin_mips_ldx.
5078 * config/mips/mips.h (ISA_HAS_LBX): New define.
5079 (ISA_HAS_LBUX): Likewise.
5080 (ISA_HAS_LHX): Likewise.
5081 (ISA_HAS_LHUX): Likewise.
5082 (ISA_HAS_LWX): Likewise.
5083 (ISA_HAS_LWUX): Likewise.
5084 (ISA_HAS_LDX): Likewise.
5085 * doc/extend.texi (__builtin_mips_ldx): Document.
5087 2012-01-04 Tristan Gingold <gingold@adacore.com>
5089 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
5090 when long pointers are used.
5091 * config.build (*-*-*vms*): Handle all OpenVMS targets.
5092 (alpha64-dec-*vms*, alpha*-dec-*vms*)
5093 (ia64-hp-*vms*): Remove.
5094 * config/vms/xm-vms64.h: Delete.
5096 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
5099 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
5101 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
5103 * opts.c (finish_options): Remove duplicate sorry.
5105 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
5108 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
5111 2012-01-04 Richard Guenther <rguenther@suse.de>
5114 * tree.c (size_low_cst): New function.
5115 * tree.h (size_low_cst): Declare.
5116 * fold-const.c (fold_comparison): Use it to extract the low
5117 part of the POINTER_PLUS_EXPR offset.
5119 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
5121 Fix clearing ZERO_REG
5122 * config/avr/avr.md (cc): Add alternative "ldi".
5123 (movqi_insn): Use it in cc attribute.
5124 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
5125 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
5126 (output_reload_insisf): Use ZERO_REG to pre-clear register.
5128 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5130 * configure: Regenerate.
5132 2012-01-04 Richard Guenther <rguenther@suse.de>
5134 PR tree-optimization/49651
5135 * tree-ssa-structalias.c (type_can_have_subvars): New function.
5136 (var_can_have_subvars): Use it.
5137 (get_constraint_for_1): Only consider subfields if there can be any.
5139 2012-01-03 Jakub Jelinek <jakub@redhat.com>
5142 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
5143 to its new canonical_cselib_val and the cselib_val was in
5144 first_containing_mem chain, but the canonical_cselib_val was not,
5145 add the latter into the chain.
5146 (cselib_invalidate_mem): Compare canonical_cselib_val of
5147 addr_list chain elt with v.
5150 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
5151 dwarf2out_undef): Allocate e.info using ggc_strdup instead
5153 (output_macinfo_op): Don't ggc_strdup fd->filename.
5154 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
5155 then ggc_strdup it. Don't free inc->info or cur->info.
5156 (output_macinfo): Don't free ref->info or file->info.
5158 2012-01-03 Ira Rosen <irar@il.ibm.com>
5160 PR tree-optimization/51269
5161 * tree-vect-loop-manip.c (set_prologue_iterations): Make
5162 first_niters a pointer.
5163 (slpeel_tree_peel_loop_to_edge): Likewise.
5164 (vect_do_peeling_for_loop_bound): Update call to
5165 slpeel_tree_peel_loop_to_edge.
5166 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
5167 here. Remove it from the parameters list.
5168 (vect_do_peeling_for_alignment): Update calls and compute
5171 2012-01-03 Richard Guenther <rguenther@suse.de>
5173 PR tree-optimization/51070
5174 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
5175 Properly handle calls.
5177 2012-01-03 Richard Guenther <rguenther@suse.de>
5179 PR tree-optimization/51692
5180 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
5181 the LHS of allocation stmts.
5183 2012-01-03 Olivier Hainque <hainque@adacore.com>
5185 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
5187 2012-01-03 Olivier Hainque <hainque@adacore.com>
5189 * collect2.c (main): In AIX specific computations for vector
5190 insertions, use CONST_CAST2 to cast from char ** to const char **.
5192 2012-01-03 Richard Guenther <rguenther@suse.de>
5195 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
5196 the context of a limbo DIE when it does not already exist.
5198 2012-01-03 Jakub Jelinek <jakub@redhat.com>
5200 PR tree-optimization/51719
5201 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
5202 but direct call is, clear direct call's lhs and don't add fallthrough
5203 edge from dcall_bb to join_bb and PHIs.
5205 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5207 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
5208 the instructions emitted by the pattern.
5209 ("*TDC_insn_<mode>"): Add comment.
5211 2012-01-03 Richard Guenther <rguenther@suse.de>
5214 * fold-const.c (fold_comparison): Properly canonicalize
5215 tree offset and HOST_WIDE_INT bit position.
5217 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
5219 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
5220 operands for extzv pattern.
5222 2012-01-02 Jakub Jelinek <jakub@redhat.com>
5225 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
5228 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
5230 * doc/invoke.texi (-flto and related options): Copy-edit.
5232 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
5234 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
5236 2012-01-02 Jakub Jelinek <jakub@redhat.com>
5238 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
5241 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
5243 * expr.h (move_by_pieces_ninsns): Declare.
5244 * expr.c (move_by_pieces_ninsns): Make external.
5245 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
5246 (mips_store_by_pieces_p): Likewise.
5247 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
5248 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
5249 * config/mips/mips.c (mips_move_by_pieces_p): New function.
5250 (mips_store_by_pieces_p): Likewise.
5252 2012-01-02 Jakub Jelinek <jakub@redhat.com>
5254 * passes.c (register_one_dump_file): Free full_name.
5256 * reload1.c (reload): Don't allocate reg_max_ref_width here.
5257 (calculate_elim_costs_all_insns): Free offsets_at and
5258 offsets_known_at at the end and clear the pointers.
5260 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
5262 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
5263 this option introduced in r180739.
5265 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
5268 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
5269 (tmake_file target=avr): Add avr/t-multilib.
5271 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
5272 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
5273 * config/avr/genmultilib.awk: New file.
5274 * config/avr/t-multilib: New auto-generated file.
5275 * config/avr/multilib.h: New auto-generated file.
5276 * config/avr/t-avr (AVR_MCUS): New variable.
5277 (genopt.sh): Use it.
5278 (s-mlib): Depend on t-multilib.
5279 (t-multilib, multilib.h): New dependencies.
5280 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
5281 (MULTILIB_OPTIONS): Remove.
5282 (MULTILIB_MATCHES): Remove.
5283 (MULTILIB_DIRNAMES): Remove.
5284 (MULTILIB_EXCEPTIONS): Remove:
5285 * config/avr/genopt.sh: Don't use hard coded file name;
5286 pass AVR_MCUS from t-avr instead.
5288 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
5290 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
5292 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
5294 Implement light-weight DImode support.
5295 * config/avr/avr-dimode.md: New file.
5296 * config/avr/avr.md: Include it.
5297 (adjust_len): Add plus64, compare64.
5298 (HIDI): Remove code iterator.
5299 (code_stdname): New code attribute.
5300 (rotx, rotsmode): Remove DI.
5301 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
5303 * config/avr/avr-protos.h (avr_have_dimode): New.
5304 (avr_out_plus64, avr_out_compare64): New.
5305 * config/avr/avr.c (avr_out_compare): Handle DImode.
5306 (avr_have_dimode): New variable definition and initialization.
5307 (avr_out_compare64, avr_out_plus64): New functions.
5308 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
5309 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
5310 (avr_compare_pattern): Skip DImode comparisons.
5312 2012-01-02 Revital Eres <revital.eres@linaro.org>
5314 * ddg.c (def_has_ccmode_p): New function.
5315 (add_cross_iteration_register_deps,
5316 create_ddg_dep_from_intra_loop_link): Call it.
5318 2012-01-02 Richard Guenther <rguenther@suse.de>
5321 * invoke.texi (fassociative-math): Remove spurious paranthesis.
5323 2012-01-01 Jakub Jelinek <jakub@redhat.com>
5325 * gcc.c (process_command): Update copyright notice dates.
5326 * gcov.c (print_version): Likewise.
5327 * gcov-dump.c (print_version): Likewise.
5328 * mips-tfile.c (main): Likewise.
5329 * mips-tdump.c (main): Likewise.
5331 2012-01-01 Ira Rosen <irar@il.ibm.com>
5333 PR tree-optimization/51704
5334 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
5335 a use is inside the basic block or loop before accessing its vect info.
5337 2012-01-01 Jan Hubicka <jhjh@suse.cz>
5339 PR rtl-optimization/51069
5340 * cfgloopmanip.c (remove_path): Removing path making irreducible
5341 region unconditional makes BB part of the region.
5343 2012-01-01 Jakub Jelinek <jakub@redhat.com>
5345 PR tree-optimization/51683
5346 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
5347 calls with side-effects.
5348 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
5350 Copyright (C) 2012 Free Software Foundation, Inc.
5352 Copying and distribution of this file, with or without modification,
5353 are permitted in any medium without royalty provided the copyright
5354 notice and this notice are preserved.