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 * config/rs6000/freebsd64.h: Remove duplicated entries from last
34 * config/rs6000/t-freebsd64: Likewise.
36 2012-03-21 Georg-Johann Lay <avr@gjlay.de>
38 PR rtl-optimization/52543
40 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
41 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
42 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
43 (avr_load_libgcc_p): Restrict to __flash loads.
44 (avr_out_lpm): Only handle 1-byte loads from __flash.
45 (avr_load_lpm): New function.
46 (avr_find_unused_d_reg): Remove.
47 (avr_out_lpm_no_lpmx): Remove.
48 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
49 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
50 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
51 (load_<mode>, load_<mode>_clobber): New insns.
52 (mov<mode>): For multi-byte move from non-generic
53 16-bit address spaces: Expand to load_<mode> resp.
55 (load<mode>_libgcc): Remove expander.
56 (split-lpmx): Remove split.
58 2012-03-21 Richard Earnshaw <rearnsha@arm.com>
60 * neon.md (neon_vget_lanev2di): Use gen_lowpart and gen_highpart.
61 * config/arm/neon.ml (Fixed_return_reg): Renamed to fixed_vector_reg.
63 (Fixed_core_reg): New feature.
64 (Vget_lane [sizes S64 and U64]): Add Fixed_core_reg. Allow fmrrd in
66 * neon-testgen.ml: Handle Fixed_core_reg.
68 2012-03-21 Andrew Stubbs <ams@codesourcery.com>
70 * config/arm/arm.c (thumb2_reorg): Add complete support
71 for 16-bit instructions.
72 * config/arm/thumb2.md: Delete obsolete flag-clobbering peepholes.
74 2012-03-21 Richard Guenther <rguenther@suse.de>
76 PR tree-optimizer/52636
77 * tree-vect-slp.c (vect_get_constant_vectors): Convert constants
78 to the appropriate type.
80 2012-03-21 Richard Guenther <rguenther@suse.de>
82 * Makefile.in (cfgexpand.o): Add $(REGS_H) and $(INTEGRATE_H)
84 * cfgexpand.c (gimple_expand_cfg): Fold in pass_init_function,
85 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
86 * passes.c (init_optimization_passes): Remove pass_init_function,
87 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
88 * tree-pass.h (pass_init_function): Remove.
90 (pass_initial_value_sets): Remove.
91 (pass_unshare_all_rtl): Remove.
92 * integrate.c (pass_initial_value_sets): Remove.
93 * emit-rtl.c (pass_unshare_all_rtl): Remove.
94 * tree.h (init_function_for_compilation): Remove.
95 * function.c (init_function_for_compilation): Remove.
96 (pass_init_function): Remove.
97 * cfgcleanup.c (rest_of_handle_jump): Remove.
100 2012-03-20 Jason Merrill <jason@redhat.com>
102 * tree-streamer-in.c (streamer_alloc_tree): Call
103 ggc_alloc_zone_cleared_tree_node instead of
104 ggc_alloc_zone_cleared_tree_node_stat.
106 2012-03-20 Jonathan Wakely <jwakely.gcc@gmail.com>
108 * doc/extend.texi (Template Instantiation): Remove anachronisms.
110 2012-03-20 Jakub Jelinek <jakub@redhat.com>
113 * config/i386/i386.c (expand_vec_perm_vperm2f128): New function.
114 (ix86_expand_vec_perm_const_1): Call it.
116 * config/i386/i386.c (vselect_insn): New variable.
117 (init_vselect_insn): New function.
118 (expand_vselect, expand_vselect_insn): Add testing_p argument.
119 Call init_vselect_insn if vselect_insn is NULL. Adjust
120 PATTERN (vselect_insn), instead of creating a new insn each time,
121 only emit a copy of it if not testing and recog has been successful.
122 (expand_vec_perm_pshufb, expand_vec_perm_1,
123 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_broadcast_1): Adjust
127 * config/i386/i386.md ("isa" attribute): Add avx2 and noavx2.
128 ("enabled" attribute): Handle avx2 and noavx2 isas.
129 * config/i386/sse.md (avx2_vec_dupv8sf_1, avx2_pbroadcast<mode>_1):
131 (vec_dup<mode>): Add avx2 =x,x alternative.
132 (vec_dup<mode> splitter): Don't split if TARGET_AVX2.
133 (*avx_vperm_broadcast_<mode>): Don't split V4DFmode if TARGET_AVX2.
134 For TARGET_AVX2, V8SFmode and elt == 0 split into vbroadcastss.
135 * config/i386/i386.c (expand_vec_perm_pshufb): Emit also vpermps
137 (expand_vec_perm_1): For broadcasts, use avx2_pbroadcast<mode>_1
138 if possible, handle also V8SFmode.
140 2012-03-20 Richard Earnshaw <rearnsha@arm.com>
142 * arm/predicates.md (zero_operand, reg_or_zero_operand): New predicates.
143 * arm/neon.md (neon_vceq<mode>, neon_vcge<mode>): Use
144 reg_or_zero_operand predicate.
145 (neon_vcle<mode>, neon_vclt<mode>): Use zero_operand predicate.
147 2012-03-20 Jakub Jelinek <jakub@redhat.com>
149 * config/i386/i386.c (ix86_decompose_address) <case ZERO_EXTEND>:
150 If operand isn't UNSPEC, return 0.
152 2012-03-20 Richard Guenther <rguenther@suse.de>
154 * tree-pass.h (pass_rtl_eh): Remove.
155 * except.c (gate_handle_eh): Likewise.
156 (rest_of_handle_eh): Likewise.
157 (pass_rtl_eh): Likewise.
158 (finish_eh_generation): Export.
159 * except.h (finish_eh_generation): Declare.
160 * passes.c (init_optimization_passes): Remove pass_rtl_eh.
161 * cfgexpand.c (gimple_expand_cfg): Call finish_eh_generation
162 after expanding stack alignment. Instead of compacting blocks
165 2012-03-20 Richard Guenther <rguenther@suse.de>
167 * stor-layout.c (finish_bitfield_representative): Fallback
168 to conservative maximum size if the padding up to the next
169 field cannot be computed as a constant.
170 (finish_bitfield_layout): If we cannot compute the distance
171 between the start of the bitfield representative and the
172 bitfield member start a new representative.
173 * expr.c (get_bit_range): The distance between the start of
174 the bitfield representative and the bitfield member is zero
175 if the field offsets are not constants.
177 2012-03-20 Tristan Gingold <gingold@adacore.com>
179 * tree.h (enum size_type_kind): Add stk_ prefix to constants,
180 convert in lowercase.
181 (sizetype_tab, sizetype, bitsizetype, ssizetype, sbitsizetype)
182 (size_int, ssize_int, bitsize_int, sbitsize_int): Adjust.
183 * stor-layout.c (sizetype_tab): Adjust.
184 (initialize_sizetypes): Use SIZETYPE instead of SIZE_TYPE.
185 * tree-streamer.c (preload_common_nodes): Use stk_type_kind_last
186 instead of type_kind_last.
187 * tree-scalar-evolution.c (interpret_rhs_expr): Use size_int
188 instead of size_int_kind.
189 * doc/tm.texi.in (Type Layout): Document SIZETYPE.
190 * doc/tm.texi: Regenerate.
191 * defaults.h (SIZETYPE): Provide a default value.
192 * config/vms/vms.h (SIZE_TYPE): Define as "unsigned int".
195 2012-03-20 Oleg Endo <olegendo@gcc.gnu.org>
197 * config/sh/sh.md: Use braced string notation where applicable.
199 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
201 * config/i386/i386.md (allocate_stack): Simplify.
203 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
205 * builtins.c (expand_builtin_cexpi): Use copy_addr_to_reg instead of
206 copy_to_mode_reg (Pmode, ...).
207 (expand_builtin_frame_address): Ditto.
208 * expr.c (emit_block_move_via_libcall): Ditto.
209 (set_storage_via_libcall): Ditto.
211 * config/i386/i386.c (ix86_expand_movmem): Ditto.
212 (ix86_expand_setmem): Ditto.
213 (ix86_trampoline_init): DItto.
214 * config/i386/i386.md (cmpstrnsi): Ditto.
216 2012-03-19 Sandra Loosemore <sandra@codesourcery.com>
218 * config/sh/sh.opt (madjust-unroll): Mark as ignored/obsolete.
219 * config/sh/sh.h (TARGET_OPT_DEFAULT): Don't use MASK_ADJUST_UNROLL.
220 * doc/invoke.texi (Option Summary): Remove -madjust-unroll.
221 (SH Options): Likewise.
223 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
225 * config/i386/i386.c (get_thread_pointer): Add tp_mode argument.
226 Generate ZERO_EXTEND in place if GET_MODE (tp) != tp_mode.
227 (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>: Always generate
228 DImode UNSPEC_GOTNTPOFF references on TARGET_64BIT.
229 (ix86_decompose_address): Allow zero extended UNSPEC_TP references.
232 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
234 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
235 * config/i386/i386.c (ix86_decompose_address): Use
236 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
237 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
238 thread pointer to a register.
241 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
243 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
244 if Pmode != word_mode.
245 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
246 Pmode == SImode for TARGET_X32.
248 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
249 (tls_initial_exec_x32): Likewise.
251 2012-03-19 Oleg Endo <olegendo@gcc.gnu.org>
254 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12, DISP_ADDR_P,
255 DISP_ADDR_OFFSET): New macros.
256 * config/sh/sh.c (sh_address_cost): Add SH2A special case.
257 (sh_legitimate_index_p): Allow QImode displacements for non-SH2A.
258 (sh_legitimize_address): Add QImode displacement handling.
259 (sh_cannot_change_mode_class): Disallow GENERAL_REGS for SFmode
261 (sh_secondary_reload): Add QImode displacement handling.
262 * config/sh/predicates.md (movsrc_no_disp_mem_operand): New predicate.
263 * config/sh/constraints.md (K04, Snd, Sdd): New constraints.
264 * config/sh/sh.md (extendqisi2): Remove constraints from expander.
265 (*extendqisi2_compact): Rename to *extendqisi2_compact_reg, restrict
266 to register operands only.
267 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_snd): New insns.
268 (extendqihi2): Change insn to expander.
269 (*extendqihi2_compact_reg): New insn.
270 (movqi_i, movqi): Replace with ...
271 (movqi, *movqi_reg_reg, *movqi_store_mem_disp12,
272 *movqi_load_mem_disp, *movqi_load_mem_disp): ... these.
273 Add new peepholes for QImode displacement addressing.
275 2012-03-19 Paolo Carlini <paolo.carlini@oracle.com>
278 * doc/invoke.texi: Document -Wuseless-cast.
280 2012-03-19 Eric Botcazou <ebotcazou@adacore.com>
282 * tree.def (REALPART_EXPR, IMAGPART_EXPR, VIEW_CONVERT_EXPR): Move.
283 * tree.h (handled_component_p): Reorder cases.
284 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref): Do
285 not initialize unsignedp.
286 (loc_list_from_tree): Likewise.
287 (fortran_common): Likewise.
288 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
290 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
292 * config/i386/i386.c (ix86_expand_prologue) <CM_LARGE_PIC>: Use Pmode
293 mode consistently. Use ix86_gen_add3. Assert that Pmode == DImode.
294 (ix86_expand_split_stack_prologue): Use ix86_gen_add3.
295 (ix86_split_long_move): Ditto.
296 (legitimize_tls_address): Use ix86_gen_sub3.
297 (construct_plt_address): Assert that Pmode == DImode.
299 2012-03-18 Uros Bizjak <ubizjak@gmail.com>
301 * config/i386/i386.md: Remove empty predicates and/or constraints.
302 * config/i386/sync.md: Ditto.
303 * config/i386/sse.md: Ditto.
304 * config/i386/mmx.md: Ditto.
305 * config/i386/pentium.md: Ditto.
306 * config/i386/athlon.md: Ditto.
308 2012-03-16 Richard Guenther <rguenther@suse.de>
310 PR tree-optimization/52603
311 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Clarify
315 2012-03-14 Richard Guenther <rguenther@suse.de>
317 PR tree-optimization/52571
318 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
319 flag_section_anchors check ...
320 (vect_can_force_dr_alignment_p): ... here.
322 2012-03-16 Martin Jambor <mjambor@suse.cz>
324 * expr.c (expand_expr_real_1): Handle misaligned scalar reads from
325 memory through MEM_REFs by calling extract_bit_field.
327 2012-03-16 Richard Guenther <rguenther@suse.de>
329 * fold-const.c (native_interpret_expr): Also support POINTER_TYPE
330 and REFERENCE_TYPE interpretations.
331 (can_native_interpret_type_p): New function.
332 (fold_ternary_loc): Use native encode/interpret to fold
333 BIT_FIELD_REFs of constants.
335 2012-03-16 Richard Guenther <rguenther@suse.de>
338 * fold-const.c (fold_ternary_loc): Fold vector typed BIT_FIELD_REFs
339 of vector constants and constructors.
341 2012-03-16 Richard Guenther <rguenther@suse.de>
343 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
344 VIEW_CONVERT_EXPR to convert constants.
345 (vect_is_simple_use): Treat all constants as vec_constant_def.
347 2012-03-16 Richard Guenther <rguenther@suse.de>
348 Kai Tietz <ktietz@redhat.com>
351 * gimplify.c (gimplify_self_mod_expr): Evaluate postfix
352 side-effects completely in the pre-queue and use a temporary
355 2012-03-16 Richard Guenther <rguenther@suse.de>
357 * stor-layout.c (finish_bitfield_representative): Fall back
358 to the conservative maximum size if we cannot compute the
359 size of the tail padding.
361 2012-03-16 Tristan Gingold <gingold@adacore.com>
363 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
364 __CRTL_VER and __VMS_VER.
365 * config/vms/vms-protos.h: Declare vms_c_get_crtl_ver
366 and vms_c_get_vms_ver.
367 * config/vms/vms-c.c (vms_c_get_crtl_ver, vms_c_get_vms_ver): New
369 * config/alpha/vms.h (VMS_DEFAULT_CRTL_VER)
370 (VMS_DEFAULT_VMS_VER): Define.
371 * config/ia64/vms.h (VMS_DEFAULT_CRTL_VER)
372 (VMS_DEFAULT_VMS_VER): Define.
374 2012-03-16 Richard Guenther <rguenther@suse.de>
376 * tree-vect-loop.c (get_initial_def_for_induction): Use
377 build_constructor directly.
378 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
379 build_vector_from_val.
380 * tree.c (build_vector_from_val): Avoid creating a constructor
381 first when we want a constant vector.
383 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
385 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
387 2012-03-16 Richard Guenther <rguenther@suse.de>
389 * tree.h (TREE_VECTOR_CST_ELTS): Remove.
390 (VECTOR_CST_NELTS, VECTOR_CST_ELTS, VECTOR_CST_ELT): New defines.
391 (struct tree_vector): Remove elements member, add variable size
393 (build_vector_stat): Declare.
394 (build_vector): Define in terms of build_vector_stat.
395 * tree.c (build_vector): Rename to ...
396 (build_vector_stat): ... this. Take array of trees as parameter.
397 (build_vector_from_ctor): Adjust.
398 (integer_zerop, integer_onep, integer_all_onesp, iterative_hash_expr,
399 initializer_zerop): Adjust.
400 * cfgexpand.c (expand_debug_expr): Likewise.
401 * expr.c (categorize_ctor_elements_1, expand_expr_real_1,
402 const_vector_from_tree): Likewise.
403 * fold-const.c (const_binop, operand_equal_p, native_encode_vector,
404 native_interpret_vector, fold_unary_loc, vec_cst_ctor_to_array,
405 fold_vec_perm, fold_binary_loc, fold_ternary_loc): Likewise.
406 * tree-streamer-in.c (streamer_alloc_tree): Handle TS_VECTOR.
407 (lto_input_ts_vector_tree_pointers): Adjust.
408 * tree-streamer-out.c (streamer_write_tree_header): Handle TS_VECTOR.
409 (write_ts_vector_tree_pointers): Adjust.
410 * varasm.c (const_hash_1, compare_constant, copy_constant,
411 output_constant): Adjust.
412 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Adjust.
413 * print-tree.c (print_node): Adjust.
414 * tree-pretty-print.c (dump_generic_node): Adjust.
415 * tree-vect-generic.c (uniform_vector_p, vector_element,
416 lower_vec_perm): Adjust.
417 * tree-vect-loop.c (get_initial_def_for_reduction): Adjust.
418 * tree-vect-slp.c (vect_get_constant_vectors,
419 vect_transform_slp_perm_load): Adjust.
420 * tree-vect-stmts.c (vect_gen_perm_mask): Adjust.
421 * expmed.c (make_tree): Adjust.
422 * config/i386/i386.c (ix86_expand_builtin): Adjust.
423 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Adjust interface
425 (sparc_fold_builtin): Adjust.
427 2012-03-16 Tristan Gingold <gingold@adacore.com>
429 * config.gcc (*-*-*vms*): Define use_gcc_stdint and tm_file.
430 * config/vms/vms-stdint.h: New file.
432 2012-03-16 Tristan Gingold <gingold@adacore.com>
434 * config.host (alpha64-dec-*vms*, alpha*-dec-*vms*)
435 (ia64-hp-*vms*): Replaced by ...
436 (*-*-*vms*): ... This new entry.
438 2012-03-15 Jakub Jelinek <jakub@redhat.com>
441 * config/i386/i386.c (expand_vec_perm_vperm2f128_vblend): New function.
442 (ix86_expand_vec_perm_const_1): Use it.
445 * config/i386/sse.md (UNSPEC_VPERMDF): Remove.
446 (avx2_permv4df): Remove.
447 (avx2_permv4di): Macroize into...
448 (avx2_perm<mode>): ... this using VI8F_256 iterator.
449 (avx2_permv4di_1): Macroize into...
450 (avx2_perm<mode>_1): ... this using VI8F_256 iterator.
452 2012-03-15 Ulrich Weigand <ulrich.weigand@linaro.org>
454 * combine.c (apply_distributive_law): Do not distribute SUBREG.
456 2012-03-15 Ira Rosen <irar@il.ibm.com>
457 Ulrich Weigand <ulrich.weigand@linaro.org>
459 * tree-vect-patterns.c (widened_name_p): Rename to ...
460 (type_conversion_p): ... this. Add new argument to determine
461 if it's a promotion or demotion operation. Check for
462 CONVERT_EXPR_CODE_P instead of NOP_EXPR.
463 (vect_recog_dot_prod_pattern): Call type_conversion_p instead
465 (vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern,
466 vect_operation_fits_smaller_type, vect_recog_widen_shift_pattern):
468 (vect_recog_mixed_size_cond_pattern): Likewise and allow
469 non-constant then and else clauses.
471 2012-03-15 Ira Rosen <irar@il.ibm.com>
472 Ulrich Weigand <ulrich.weigand@linaro.org>
474 * tree-vectorizer.h (vect_pattern_recog): Add new argument.
475 * tree-vect-loop.c (vect_analyze_loop_2): Update call to
477 * tree-vect-patterns.c (widened_name_p): Pass basic block
478 info to vect_is_simple_use.
479 (vect_recog_dot_prod_pattern): Fail for basic blocks.
480 (vect_recog_widen_sum_pattern): Likewise.
481 (vect_handle_widen_op_by_const): Support basic blocks.
482 (vect_operation_fits_smaller_type,
483 vect_recog_over_widening_pattern): Likewise.
484 (vect_recog_vector_vector_shift_pattern): Support basic blocks.
485 Update call to vect_is_simple_use.
486 (vect_recog_mixed_size_cond_pattern): Support basic blocks.
488 (check_bool_pattern): Add an argument, update call to
489 vect_is_simple_use and the recursive calls.
490 (vect_recog_bool_pattern): Update relevant function calls.
492 (vect_mark_pattern_stmts): Update calls to new_stmt_vec_info.
493 (vect_pattern_recog_1): Check for reduction only in loops.
494 (vect_pattern_recog): Add new argument. Support basic blocks.
495 * tree-vect-stmts.c (vectorizable_conversion): Pass basic block
496 info to vect_is_simple_use_1.
497 * tree-vect-slp.c (vect_get_and_check_slp_defs): Support basic
499 (vect_slp_analyze_bb_1): Call vect_pattern_recog.
501 2012-03-15 Jakub Jelinek <jakub@redhat.com>
502 Andrew Pinski <apinski@cavium.com>
505 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
506 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
507 calls instead of __builtin_ir{int,ound}*.
509 2012-03-15 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
511 * doc/sourcebuild.texi (cleanup-modules, keep-modules): Update
514 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
516 * config.gcc (target_type_format_char): New. Document it. Set it for
518 * configure.ac (gnu_unique_option): Use target_type_format_char
519 in test. Comment rationale.
520 * configure: Regenerate .
522 2012-03-15 Jakub Jelinek <jakub@redhat.com>
524 PR tree-optimization/52267
525 * tree-vrp.c (masked_increment): New function.
526 (register_edge_assert_for_2): Derive ASSERT_EXPRs
527 from (X & CST1) cmp CST2 tests.
529 2012-03-15 Richard Guenther <rguenther@suse.de>
532 * tree-data-ref.c (subscript_dependence_tester_1): Check
533 all dimensions for non-conflicting access functions.
535 2012-03-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
538 * doc/invoke.texi [C++ Language Options]: Document
539 -ftemplate-backtrace-limit.
541 2012-03-15 Tristan Gingold <gingold@adacore.com>
543 * c-parser.c (c_parser_parameter_declaration): Handle #pragma
546 2012-03-15 Tristan Gingold <gingold@adacore.com>
548 * dwarf2out.c (gen_subprogram_die): Require dwarf unwinding to
549 use DW_OP_call_frame_cfa.
551 2012-03-14 H.J. Lu <hongjiu.lu@intel.com>
554 * config/i386/i386-opts.h (pmode): New.
556 * config/i386/i386.c (ix86_option_override_internal): Properly
557 check and set ix86_pmode.
559 * config/i386/i386.h (Pmode): Check ix86_pmode instead of
562 * config/i386/i386.opt (maddress-mode=): New.
564 * doc/invoke.texi: Document -maddress-mode=short|long for x86.
566 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
568 * dwarf2cfi.c (def_cfa_0): Remove MIPS_DEBUGGING_INFO handling.
569 (dwarf2out_do_cfi_asm): Likewise.
570 * dwarf2out.c (output_call_frame_info): Remove MIPS_DEBUGGING_INFO
572 (add_data_member_location_attribute): Likewise.
573 (gen_array_type_die): Likewise.
574 (gen_subprogram_die): Likewise.
575 (gen_producer_string): Likewise.
576 * sdbout.c (sdbout_begin_prologue): Declare unconditionally.
577 Remove MIPS_DEBUGGING_INFO handling.
578 (sdb_debug_hooks): Likewise.
579 (sdbout_begin_block): Likewise.
580 (sdbout_end_block): Likewise.
581 (sdbout_begin_prologue): Likewise.
582 (sdbout_start_source_file): Likewise.
583 (sdbout_end_source_file): Likewise.
584 (sdbout_init): Likewise.
585 * system.h (MIPS_DEBUGGING_INFO): Poison.
587 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
589 * config/alpha/alpha.c [HAVE_STAMP_H]: Remove.
590 (alpha_file_start) [MS_STAMP]: Remove.
592 * config/alpha/elf.h (TARGET_GAS): Remove.
593 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove.
594 * config/alpha/linux.h (TARGET_DEFAULT): Remove.
595 * config/alpha/netbsd.h (TARGET_DEFAULT): Remove.
596 * config/alpha/vms.h (TARGET_DEFAULT): Remove.
597 * config.gcc (alpha*-*-linux*): Remove target_cpu_default.
598 (alpha*-*-freebsd*): Likewise.
599 (alpha*-*-netbsd*): Likewise.
600 (alpha*-*-openbsd*): Likewise.
601 (alpha*-*-*): Remove target_cpu_default2.
602 * config/alpha/alpha.c (alpha_output_filename): Remove !TARGET_GAS
604 * config/alpha/alpha.h (TARGET_AS_CAN_SUBTRACT_LABELS): Remove.
605 (TARGET_AS_SLASH_BEFORE_SUFFIX): Remove.
606 * config/alpha/alpha.c (print_operand): Always assume
607 TARGET_AS_SLASH_BEFORE_SUFFIX.
608 * config/alpha/alpha.md ("*builtin_setjmp_receiver_er_sl_1"):
609 Remove TARGET_AS_CAN_SUBTRACT_LABELS.
610 ("*builtin_setjmp_receiver_er_1"): Remove.
611 * config/alpha/alpha.opt (malpha-as): Remove.
613 * doc/invoke.texi (Option Summary, DEC Alpha Options): Remove
615 Remove DEC Unix reference.
617 * config/alpha/alpha.h (OBJECT_FORMAT_COFF): Remove.
618 (EXTENDED_COFF): Remove.
619 * config/alpha/elf.h (OBJECT_FORMAT_COFF): Don't undef.
620 (EXTENDED_COFF): Don't undef.
621 * config/alpha/alpha.c (alpha_file_start): Always assume
623 Don't set targetm.asm_file_start_file_directive.
624 [!OBJECT_FORMAT_ELF]: Remove.
625 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
627 * config/alpha/alpha.h (SDB_DEBUGGING_INFO): Remove.
628 (DBX_DEBUGGING_INFO): Remove.
629 (MIPS_DEBUGGING_INFO): Remove.
630 (PREFERRED_DEBUGGING_TYPE): Remove.
631 (DBX_OUTPUT_SOURCE_LINE): Remove.
632 (SDB_OUTPUT_SOURCE_LINE): Remove.
633 (DBX_CONTIN_LENGTH): Remove.
634 (NO_DBX_FUNCTION_END): Remove.
635 (ASM_STABS_OP): Remove.
636 (ASM_STABN_OP): Remove.
637 (ASM_STABD_OP): Remove.
638 (SDB_ALLOW_FORWARD_REFERENCES): Remove.
639 (SDB_ALLOW_UNKNOWN_REFERENCES): Remove.
640 (PUT_SDB_DEF): Remove.
641 (PUT_SDB_PLAIN_DEF): Remove.
642 (PUT_SDB_TYPE): Remove.
643 (sdb_label_count): Remove.
644 (PUT_SDB_BLOCK_START): Remove.
645 (PUT_SDB_BLOCK_END): Remove.
646 (PUT_SDB_FUNCTION_START): Remove.
647 (PUT_SDB_FUNCTION_END): Remove.
648 (PUT_SDB_EPILOGUE_END): Remove.
649 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Don't undef.
650 (MIPS_DEBUGGING_INFO): Don't undef.
651 (DBX_DEBUGGING_INFO): Don't undef.
652 * config/alpha/vms.h (SDB_DEBUGGING_INFO): Don't undef.
653 (MIPS_DEBUGGING_INFO): Don't undef.
654 (DBX_DEBUGGING_INFO): Don't undef.
655 * config/alpha/freebsd.h (DBX_CONTIN_CHAR): Remove.
656 * config/alpha/alpha.c (alpha_option_override): Remove SDB_DEBUG
658 (alpha_start_function): Likewise.
659 (sdb_label_count): Remove.
660 (alpha_output_filename): Remove DBX_DEBUG handling.
661 (alpha_file_start): Likewise.
663 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
665 * config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
666 (*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
667 (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
669 * configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
670 (ld_tls_support): Remove Solaris 8 references.
671 (lwp_dir, lwp_spec): Remove support for alternate thread library.
672 * acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.* tests.
673 * configure: Regenerate.
674 * config.in: Regenerate.
676 * config/sol2.h (LINK_SPEC): Remove LIB_THREAD_LDFLAGS_SPEC.
677 * config/i386/sol2.h: Remove Solaris 8 references.
679 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Rename to ...
680 (i?86-*-solaris2.9): ... this.
681 Remove Solaris 8 references.
682 (Specific, *-*-solaris2*): Document Solaris 8 removal.
683 Remove Solaris 8 references.
685 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
687 * config.gcc (enable_obsolete): Remove mips-sgi-irix6.5.
688 (mips-sgi-irix6.5*): Remove.
689 * config.host (mips-sgi-irix*): Remove.
690 * configure.ac (enable_fixed_point): Remove mips*-sgi-irix*.
691 (set_have_as_tls): Remove *-*-irix6*.
692 (gcc_cv_ld_static_dynamic): Remove mips-sgi-irix6*.
693 * configure: Regenerate.
695 * config/mips/iris6.h: Remove.
696 * config/mips/iris6.opt: Remove.
697 * config/mips/t-irix6: Remove.
699 * config/mips/mips.h (TARGET_GPWORD): Remove IRIX 6 N64 handling.
700 (TARGET_IRIX6): Remove.
701 (TARGET_CPU_CPP_BUILTINS): Remove IRIX 6 handling.
702 Don't define LANGUAGE_C, _LANGUAGE_C for Objective-C.
703 * config/mips/mips.c (mips_build_builtin_va_list): Remove IRIX 6
705 (mips_file_start): Likewise.
706 * config/mips/mips-protos.h (irix_asm_output_align): Remove.
708 * config/mips/driver-native.c [__sgi__]: Remove.
709 (host_detect_local_cpu) [__sgi__]: Remove.
711 * config/mips/gnu-user.h: Remove iris5.h reference.
713 * config/mips/mips-modes.def: Remove IRIX 6 reference.
714 * config/mips/gnu-user64.h (MIPS_TFMODE_FORMAT): Remove.
715 * config/mips/mips.c (mips_option_override) [MIPS_TFMODE_FORMAT]:
718 * gcc.c (main): Move asm_debug initialization ...
719 (asm_debug): ... here.
721 * ginclude/stddef.h (__STDDEF_H__): Don't define.
723 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Remove.
724 * system.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Poison.
725 * collect2.c [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
726 (main) [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
727 [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES] (is_in_args): Remove.
728 * doc/tm.texi.in (Driver, LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
730 * doc/tm.texi: Regenerate.
732 * doc/invoke.texi (Debugging Options, -gdwarf-<version>): Remove
734 (MIPS Options, -march): Remove IRIX reference.
735 * doc/install.texi (Binaries, SGI IRIX): Remove.
736 (Specific, mips-sgi-irix6): Document IRIX 6.5 removal, remove rest
738 * doc/trouble.texi (Interoperation): Remove -lgl_s handling.
740 2012-03-14 Martin Jambor <mjambor@suse.cz>
742 * expr.c (expand_assignment): Use expand_expr with EXPAND_WRITE
743 when expanding MEM_REFs, MEM_TARGET_REFs and handled_component bases.
744 (expand_expr_real_1): Do not handle misalignment if modifier is
747 2012-03-14 Richard Guenther <rguenther@suse.de>
750 * tree-vect-generic.c (type_for_widest_vector_mode): Take
751 element type instead of mode, use build_vector_type_for_mode
752 instead of the langhook, build a vector of proper signedness.
753 (expand_vector_operations_1): Adjust.
755 2012-03-14 Richard Guenther <rguenther@suse.de>
758 * gimple-fold.c (canonicalize_constructor_val): Make sure we have
759 a cgraph node for a FUNCTION_DECL that comes from a constructor.
760 (gimple_get_virt_method_for_binfo): Likewise.
762 2012-03-14 Richard Guenther <rguenther@suse.de>
764 PR tree-optimization/52571
765 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
766 flag_section_anchors check ...
767 (vect_can_force_dr_alignment_p): ... here. Do not re-align
768 DECL_COMMON variables.
770 2012-03-14 Richard Guenther <rguenther@suse.de>
772 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
773 * stor-layout.c (start_bitfield_representative): New function.
774 (finish_bitfield_representative): Likewise.
775 (finish_bitfield_layout): Likewise.
776 (finish_record_layout): Call finish_bitfield_layout.
777 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
778 for QUAL_UNION_TYPE fields.
779 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
780 Stream DECL_BIT_FIELD_REPRESENTATIVE.
781 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
786 * expr.c (get_bit_range): Unconditionally extract bitrange
787 from DECL_BIT_FIELD_REPRESENTATIVE.
788 (expand_assignment): Adjust call to get_bit_range.
790 2012-03-14 Richard Guenther <rguenther@suse.de>
793 * fold-const.c (fold_unary_loc): Fold (T1)(T2)x to (T1)x if
794 the outermost conversion is a sign-change only.
795 (fold_binary_loc): Disregard widening and sign-changing
796 conversions when we determine if two variables are equal
798 * tree-ssa-forwprop.c (combine_conversions): Fold (T1)(T2)x to
799 (T1)x if the outermost conversion is a sign-change only.
801 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
804 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
806 * config/i386/predicates.md (constant_call_address_operand): Declare
807 as special predicate. Update all uses.
809 2012-03-13 Jakub Jelinek <jakub@redhat.com>
812 * c-parser.c (c_parser_postfix_expression)
813 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
815 * config/i386/smmintrin.h: Avoid /* within a comment.
816 * config/i386/nmmintrin.h: Likewise.
818 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
820 * config/i386/i386.md (xbegin): Remove constraint from expander.
822 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
824 * config/i386/predicates.md (constant_call_address_operand): Declare
825 as special predicate. Update all uses.
826 * config/i386/i386.md: Remove mode from constant_call_address_operand
828 * config/i386/i386.c (ix86_output_call_insn): Call
829 constant_call_address_operand with VOIDmode.
831 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
833 * config/i386/i386.c (ix86_decompose_address): Handle subregs of
834 AND zero extended address correctly.
836 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
838 * config/i386/predicates.md (tls_symbolic_operand): Declare as
840 (tls_modbase_operand): Ditto.
841 * config/i386/i386.md: Remove mode from tls_symbolic_operand and
842 tls_modbase_operand predicates.
844 2012-03-13 Martin Jambor <mjambor@suse.cz>
846 * expr.c (expand_assignment): Handle misaligned scalar writes to
847 memory through top-level MEM_REFs by calling store_bit_field.
849 2012-03-13 Richard Guenther <rguenther@suse.de>
852 * fold-const.c (fold_binary_loc): Fold (X * Y) & -(1 << CST) to X * Y
853 if Y is a constant multiple of 1 << CST.
855 2012-03-13 Georg-Johann Lay <avr@gjlay.de>
858 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
859 offset (size) to a value the insns can deal with.
860 (expand_epilogue): Ditto.
862 2012-03-13 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
864 * config/arm/neon.ml (ops): Fixup expected instructions for
865 unsigned vector compares.
867 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
869 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
870 addresses only when %reg is not in word mode.
872 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
874 * config/microblaze/microblaze.md: Fix typo.
875 * tree-if-conv.c: Likewise.
876 * tree-vect-patterns.c: Likewise.
878 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
880 * config.gcc (extra_passes): Remove.
881 * configure.ac (extra_passes): Don't substitute.
882 * configure: Regenerate.
883 * Makefile.in (EXTRA_PASSES): Remove.
884 (GCC_PASSES): Remove $(EXTRA_PASSES).
885 (MOSTLYCLEANFILES): Likewise.
887 (install-common): Likewise.
889 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
891 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
892 * config/i386/i386.c (ix86_decompose_address): Use
893 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
894 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
895 thread pointer to a register.
897 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
899 * config/i386/i386.md (*tls_global_dynamic_64_<mode>): Remove :P
900 on tls_symbolic_operand.
901 (tls_global_dynamic_64_<mode>): Likewise.
903 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
906 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
907 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
909 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
912 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
913 type from reg_class_t to enum reg_class.
914 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
916 2012-03-12 Andrew Pinski <apinski@cavium.com>
918 * tree-ssa-phiopt.c (single_non_singleton_phi_for_edges): New function.
919 (tree_ssa_phiopt_worker): Use single_non_singleton_phi_for_edges.
920 (value_replacement): Likewise.
921 (empty_block_p): Check also if the PHIs for the block are empty.
923 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
926 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
927 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
928 r184615 from 2012-02-28.
930 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
932 * config/i386/i386.c (ix86_gen_tls_global_dynamic_64): New.
933 (ix86_gen_tls_local_dynamic_base_64): Likewise.
934 (ix86_option_override_internal): Set ix86_gen_tls_global_dynamic_64
935 and ix86_gen_tls_local_dynamic_base_64.
936 (legitimize_tls_address): Use ix86_gen_tls_global_dynamic_64 and
937 ix86_gen_tls_local_dynamic_base_64.
939 * config/i386/i386.md (*tls_global_dynamic_64): Renamed to ...
940 (*tls_global_dynamic_64_<mode>): This.
941 (tls_global_dynamic_64): Renamed to ...
942 (tls_global_dynamic_64_<mode>): This.
943 (*tls_local_dynamic_base_64): Renamed to ...
944 (*tls_local_dynamic_base_64_<mode>): This.
945 (tls_local_dynamic_base_64): Renamed to ...
946 (tls_local_dynamic_base_64_<mode>): This.
948 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
950 * config/i386/i386.c (ix86_option_override_internal): Properly
951 set ix86_gen_leave and ix86_gen_monitor. Check Pmode == DImode,
952 instead of TARGET_64BIT, to set ix86_gen_add3, ix86_gen_sub3,
953 ix86_gen_one_cmpl2, ix86_gen_andsp, ix86_gen_allocate_stack_worker,
954 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
956 * config/i386/sse.md (sse3_monitor64): Renamed to ...
957 (sse3_monitor64_<mode>): This.
959 2012-03-12 Tristan Gingold <gingold@adacore.com>
961 * config/ia64/ia64.c (ia64_function_arg_1): Move code around.
962 (ia64_function_arg_advance): Ditto.
964 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
966 * config.gcc (mips*-*-openbsd*): Remove.
967 * config/mips/openbsd.h: Remove.
968 * config/mips/sdb.h: Remove.
970 * config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
971 * config/mips/mips.c (sdb_label_count): Remove.
972 (mips_debugger_offset): Remove #if 0 code.
973 (mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
974 * config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
976 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
978 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
980 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
981 Update binutils references.
982 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
983 Update binutils reference.
984 Update Sun as/GNU ld caveat.
985 Document binutils largefile requirement for LTO plugin.
986 Remove reference to alternate libpthread.
988 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
990 * config.gcc (alpha*-dec-osf5.1*): Remove.
991 * config.host (alpha*-dec-osf*): Remove.
992 * configure.ac (*-*-osf*): Remove.
993 (alpha*-dec-osf*): Remove.
994 * configure: Regenerate.
996 * config/alpha/host-osf.c, config/alpha/osf5.h, config/alpha/osf5.opt,
997 config/alpha/va_list.h, config/alpha/x-osf: Remove.
999 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
1000 * config/alpha/alpha.c (struct machine_function): Update comment.
1001 (alpha_start_function): Remove Tru64 UNIX as handling for
1003 * config/alpha/alpha.md ("exception_receiver"): Remove
1004 TARGET_LD_BUGGY_LDGP.
1005 ("*exception_receiver_2"): Likewise.
1006 * except.c (finish_eh_generation): Remove Tru64 reference.
1007 * ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
1008 * system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
1009 * target.def (handle_pragma_extern_prefix): Remove.
1011 * Makefile.in (mips-tfile.o-warn): Remove.
1012 (ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
1013 (mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
1014 * mips-tdump.c, mips-tfile.c: Remove.
1016 * doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
1018 * doc/install.texi (Binaries): Remove Tru64 UNIX reference.
1019 (Specific, alpha*-dec-osf5.1): Note removal.
1020 * doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
1022 * doc/tm.texi: Regenerate.
1023 * doc/trouble.texi (Cross-Compiler Problems): Remove.
1025 2012-03-12 Richard Guenther <rguenther@suse.de>
1027 * config/arm/arm.c (neon_dereference_pointer): Do not call
1028 covert during RTL expansion.
1030 2012-03-12 Tristan Gingold <gingold@adacore.com>
1032 * doc/invoke.texi (VMS Options): Merge Alpha/VMS and IA-64/VMS
1033 Options. Mention -mpointer-size.
1035 2012-03-12 Richard Guenther <rguenther@suse.de>
1037 * config/alpha/alpha.c (alpha_gimplify_va_arg): Use
1038 build_nonstandard_integer_type.
1040 2012-03-12 Richard Guenther <rguenther@suse.de>
1042 * tree.c (signed_or_unsigned_type_for): Use
1043 build_nonstandard_integer_type.
1044 (signed_type_for): Adjust documentation.
1045 (unsigned_type_for): Likewise.
1046 * tree-pretty-print.c (dump_generic_node): Use standard names
1047 for non-standard integer types if available.
1049 2012-03-12 Tristan Gingold <gingold@adacore.com>
1051 * config/vms/vms.opt: Add vms-opts.h header.
1052 (mmalloc64): Use flag_vms_malloc64 flag instead of MALLOC64
1054 (-mvms-return-codes): Document.
1055 (-mpointer-size): New option.
1056 (vms_pointer_size): Add enumeration.
1057 * config/vms/vms-opts.h: New file.
1058 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
1059 __INITIAL_POINTER_SIZE.
1060 (POINTER_SIZE, SIZE_TYPE, PTRDIFF_TYPE): Adjust definition.
1061 (C_COMMON_OVERRIDE_OPTIONS): Define.
1062 (DWARF2_ADDR_SIZE): Define.
1063 * config/vms/vms.c (vms_patch_builtins): Adjust condition.
1064 * config/vms/vms-protos.h (vms_c_common_override_options):
1066 * config/vms/vms-c.c (vms_pragma_pointer_size): Ignore pragma
1067 if -mno-pointer-size.
1068 (vms_c_common_override_options): New function.
1069 * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
1070 * config/alpha/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
1071 (MALLOC_ABI_ALIGNMENT): Use flag_vms_malloc64
1072 and flag_vms_pointer_size.
1073 (MASK_RETURN_ADDR): Set according to flag_vms_pointer_size.
1074 * config.gcc (*-*-*vms*): Define xm_file.
1075 (alpha*-dec-*vms*): Do not define xm_file.
1076 (alpha64-dec-*vms*): Remove.
1077 (ia64-hp-*vms*): Do not define xm_file. Simplify tm_file
1080 2012-03-12 Jakub Jelinek <jakub@redhat.com>
1082 PR tree-optimization/51721
1083 * tree-vrp.c (register_edge_assert_for_2): Add asserts for unsvar
1084 if (int) unsvar cmp CST.
1086 2012-03-12 Richard Guenther <rguenther@suse.de>
1088 * tree-sra.c (create_access_replacement): Only rename the replacement
1089 if we can rewrite it into SSA form. Properly mark register typed
1090 replacements that we cannot rewrite with TREE_ADDRESSABLE.
1091 * tree-cfg.c (verify_expr): Fix BIT_FIELD_REF verification
1092 for aggregate or BLKmode results.
1094 2012-03-12 Jakub Jelinek <jakub@redhat.com>
1096 PR tree-optimization/52533
1097 * tree-vrp.c (register_edge_assert_for_2): Use double_int
1098 type for mask, only handle shifts by non-zero in-range
1099 shift count, for LE_EXPR and GT_EXPR if new_val is
1100 maximum, don't add the assertion.
1102 2012-02-12 Kirill Yukhin <kirill.yukhin@intel.com>
1104 * doc/invoke.texi: Document -mrtm option.
1105 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RTM_SET): New.
1106 (OPTION_MASK_ISA_RTM_UNSET): Ditto.
1107 (ix86_handle_option): Handle OPT_mrtm.
1108 * config.gcc (i[34567]86-*-*): Add rtmintrin.h and
1110 (x86_64-*-*): Ditto.
1111 * i386-builtin-types.def (INT_FTYPE_VOID): New.
1112 * config/i386/i386-c.c (ix86_target_macros_internal): Define
1114 (ix86_target_string): Define -mrtm option.
1116 (ix86_option_override_internal): Extend "corei7-avx" with RTM option.
1118 (ix86_valid_target_attribute_inner_p): Add OPT_mrtm.
1119 (ix86_builtins): Add IX86_BUILTIN_XBEGIN, IX86_BUILTIN_XEND,
1121 (bdesc_special_args): Ditto.
1122 (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_XABORT.
1123 (ix86_expand_special_args_builtin): Handle new built-in type.
1124 (ix86_expand_builtin): Handle XABORT instruction.
1125 * config/i386/i386.h (TARGET_RTM): New.
1126 * config/i386/i386.md (UNSPECV_XBEGIN): New.
1127 (UNSPECV_XEND): Ditto.
1128 (UNSPECV_XABORT): Ditto.
1129 (UNSPECV_XTEST): Ditto.
1136 * config/i386/i386.opt (mrtm): New.
1137 * config/i386/immintrin.h: Include rtmintrin.h and xtestintrin.h.
1138 * config/i386/rtmintrin.h: New header.
1139 * config/i386/xtestintrin.h: Ditto.
1141 2012-03-12 Tristan Gingold <gingold@adacore.com>
1143 * ginclude/stddef.h: Adjust previous patch.
1144 Use __VMS__ instead of VMS.
1146 2012-03-12 Uros Bizjak <ubizjak@gmail.com>
1148 * config/i386/i386.md (setcc + movzbl to xor + setcc peephole2):
1149 Also convert sequences with CC setting arithmetic instruction.
1151 2012-03-11 Sandra Loosemore <sandra@codesourcery.com>
1153 * doc/invoke.texi (Option Summary): Move -no-integrated-cpp
1154 from C Language Options to Preprocessor Options.
1155 (C Dialect Options): Move -no-integrated-cpp documentation
1157 (Preprocessor Options): ...to here. Rewrite the description
1158 so it makes more sense, and remove discussion of merging front ends.
1160 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
1162 * config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
1164 (ix86_expand_setmem): Likewise.
1166 2012-03-11 Uros Bizjak <ubizjak@gmail.com>
1168 * config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using
1171 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
1173 * config/i386/i386.c (ix86_trampoline_init): Use movl for 64bit if
1174 ptr_mode == SImode. Replace DImode with Pmode or ptr_mode.
1176 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
1178 * config/i386/i386.c (x86_this_parameter): Replace DImode with Pmode.
1180 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
1182 * config/i386/i386.md (lwp_slwpcb): Check Pmode instead of
1185 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
1186 Uros Bizjak <ubizjak@gmail.com>
1188 * config/i386/predicates.md (call_insn_operand): Allow
1189 constant_call_address_operand in Pmode only.
1190 (sibcall_insn_operand): Ditto.
1191 * config/i386/i386.md (*call): Use W mode iterator instead of P mode.
1192 (*call_vzeroupper): Ditto.
1194 (*sibcall_vzeroupper): Ditto.
1195 (*call_value): Ditto.
1196 (*call_value_vzeroupper): Ditto.
1197 (*sibcall_value): Ditto.
1198 (*sibcall_value_vzeroupper): Ditto.
1199 (*indirect_jump): Ditto.
1200 (*tablejump_1): Ditto.
1201 (indirect_jump): Convert memory address to word mode for TARGET_X32.
1203 * config/i386/i386.c (ix86_expand_call): Convert indirect operands
1206 2012-03-11 Oleg Endo <olegendo@gcc.gnu.org>
1209 * config/sh/sh.md (movnegt): Expand into respective insns immediately.
1210 Use movrt_negc instead of negc pattern for non-SH2A.
1212 (*movrt_negc, *negnegt, *movtt, *movt_qi): New insns and splits.
1214 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
1216 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
1217 if Pmode != word_mode.
1218 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
1219 Pmode == SImode for TARGET_X32.
1221 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
1222 (tls_initial_exec_x32): Likewise.
1224 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
1226 PR rtl-optimization/52528
1227 * combine.c (can_combine_p): Add setting of subst_low_luid
1228 before call to expand_field_assignment().
1230 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
1232 * doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
1233 and related program names.
1235 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
1237 * doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".
1239 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
1242 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
1243 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
1245 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
1246 (*movdi_internal_rex64): Use %E operand modifier for lea.
1247 (*movsi_internal): Ditto.
1249 (*lea<mode>_2): Ditto.
1250 (*lea_{3,4,5,6}_zext): Ditto.
1251 (*tls_global_dynamic_32_gnu): Ditto.
1252 (*tls_global_dynamic_64): Ditto.
1253 (*tls_dynamic_gnu2_lea_32): Ditto.
1254 (*tls_dynamic_gnu2_lea_64): Ditto.
1255 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
1257 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
1259 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
1260 redefine to be NULL if the current bit-size is different from the
1261 configured bit-size.
1263 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
1264 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
1265 set the default tuning. Add asserts to make sure the cpu and tune
1266 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
1267 test whether the index is set, instead of > 0.
1268 (rs6000_file_start): Do not reset the default cpu if the current
1269 bit-size is different from the configured bit-size.
1271 2012-03-09 Tristan Gingold <gingold@adacore.com>
1273 * config/vms/vms-crtlmap.map: Add comments.
1274 Add entries needed to build Ada RTS.
1276 2012-03-09 Tristan Gingold <gingold@adacore.com>
1278 * ginclude/stddef.h: Do not define __size_t on VMS.
1280 2012-03-09 Tristan Gingold <gingold@adacore.com>
1282 * c-tree.h (c_default_pointer_mode): New variable.
1283 * c-decl.c (c_default_pointer_mode): New variable.
1284 (c_build_pointer_type): New function.
1285 (grokdeclarator): Call c_build_pointer_type instead
1286 of build_pointer_type.
1288 * config/vms/vms-c.c: Include c-tree.h
1289 (saved_pointer_mode): New variable.
1290 (handle_pragma_pointer_size): New function.
1291 (vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
1292 (vms_c_register_pragma): Register __pointer_size and
1293 __required_pointer_size pragmas.
1295 2012-03-09 Tristan Gingold <gingold@adacore.com>
1297 * config/vms/vms-c.c (vms_construct_include_filename): New function.
1298 (vms_c_register_includes): Reference it.
1300 2012-03-09 Andrew Pinski <apinski@cavium.com>
1303 * tree-ssa-phiopt.c: Include tree-pretty-print.h for
1305 (tree_ssa_phiopt_worker): Go through all the PHIs for
1306 value_replacement instead of just the singleton one.
1307 (value_replacement): Change return type to int. Return 0 instead of
1309 Allow the middle basic block to contain more than just the defining
1311 Handle non empty middle basic blocks.
1312 * Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.
1314 2012-03-09 Jiangning Liu <jiangning.liu@arm.com>
1316 * tree-scalar-evolution (interpret_rhs_expr): generate chrec for
1317 array reference and component reference.
1318 (analyze_scalar_evolution_for_address_of): New.
1320 2012-03-08 Jie Zhang <jzhang918@gmail.com>
1323 * config/bfin/bfin.c (hwloop_optimize): Fix unused variable warnings.
1324 (hwloop_pattern_reg): Fix set but not used warning.
1325 (bfin_reorg_loops): Remove unused parameter.
1326 (bfin_reorg): Update use of bfin_reorg_loops.
1328 2012-03-08 H.J. Lu <hongjiu.lu@intel.com>
1330 * config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
1331 with integer parameters in registers.
1332 (gen_push): Push register in word_mode instead of Pmode.
1333 (ix86_emit_save_regs): Likewise.
1334 (ix86_emit_save_regs_using_mov): Save integer registers in word_mode.
1335 (gen_pop): Pop register in word_mode instead of Pmode.
1336 (ix86_emit_restore_regs_using_pop): Likewise.
1337 (ix86_expand_prologue): Replace Pmode with word_mode for push
1338 immediate. Use ix86_gen_pro_epilogue_adjust_stack. Save and
1339 restore RAX and R10 in word_mode.
1340 (ix86_emit_restore_regs_using_mov): Restore integer registers
1342 (ix86_expand_split_stack_prologue): Save R10_REG and restore in
1344 (ix86_split_to_parts): Use word_mode with PUT_MODE for push.
1345 (ix86_split_long_move): Likewise.
1347 * config/i386/i386.md (W): New.
1348 (*push<mode>2_prologue): Replace :P with :W.
1349 (*pop<mode>1): Likewise.
1350 (*pop<mode>1_epilogue): Likewise.
1351 (push/pop peephole2): Use word_mode scratch registers.
1353 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
1355 * config/i386/predicates.md (indirect_branch_operand): Simplify.
1357 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
1359 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
1360 for constants in [-63,63].
1362 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
1366 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
1368 * config/i386/i386.c (ix86_print_operand_address): Only handle
1369 zero-extended DImode addresses.
1371 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1373 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
1374 * configure: Regenerate.
1376 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
1379 * config/avr/avr.c (avr_mem_clobber): New static function.
1380 (avr_expand_delay_cycles): Add memory clobber operand to
1381 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
1382 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
1383 (enable_interrupt, disable_interrupt): New expander.
1384 (nopv, sleep, wdr): New expanders.
1385 (delay_cycles_1): Add memory clobber.
1386 (delay_cycles_2): Add memory clobber.
1387 (delay_cycles_3): Add memory clobber.
1388 (delay_cycles_4): Add memory clobber.
1389 (cli_sei): New insn from former "enable_interrupt",
1390 "disable_interrupt" with memory clobber.
1391 (*wdt): New insn from former "wdt" with memory clobber.
1392 (*nopv): Similar, but for "nopv".
1393 (*sleep): Similar, but for "sleep".
1395 2012-03-07 Oleg Endo <olegendo@gcc.gnu.org>
1396 Kaz Kojima <kkojima@gcc.gnu.org>
1399 * config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
1400 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
1401 (SUBTARGET_OVERRIDE_OPTIONS): Define.
1403 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
1405 * config/i386/predicates.md (x86_64_zext_general_operand): New.
1406 * config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
1407 predicate to x86_64_zext_general_operand. Accept "Z" constraint.
1409 2012-03-07 Walter Lee <walt@tilera.com>
1411 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
1412 REG_CFA_* notes for the stack pointer.
1413 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
1414 EH_RETURN_STACKADJ_RTX.
1415 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
1416 generate REG_CFA_* notes for the stack pointer.
1417 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
1418 by EH_RETURN_STACKADJ_RTX.
1420 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
1422 * doc/invoke.texi (AVR Built-in Macros): Correct condition for
1423 when __AVR_3_BYTE_PC__ is defined.
1425 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
1427 * config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
1428 (ix86_print_operand): Handle '^'.
1429 * config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
1430 using P mode iterator. Add %^ to asm template to conditionally emit
1432 (*rep_movdi_rex64): Ditto.
1433 (*strsetdi_rex_1): Ditto.
1434 (*rep_stosdi_rex64): Ditto.
1435 (*strmov{si,hi,qi}_1): Add %^ to asm template to
1436 conditionally emit addr32 prefix.
1437 (*rep_mov{si,qi}): Ditto.
1438 (*strset{si,hi,qi}): Ditto.
1439 (*rep_stos{si,qi}): Ditto.
1440 (*cmpstrnqi_nz_1): Ditto.
1441 (*cmpstrnqi_1): Ditto.
1442 (*strlenqi_1): Ditto.
1444 2012-03-07 H.J. Lu <hongjiu.lu@intel.com>
1446 * config/i386/i386.c (function_value_64): Return pointers in
1447 word_mode instead of Pmode.
1448 (ix86_promote_function_mode): Likewise.
1450 2012-03-07 Richard Guenther <rguenther@suse.de>
1452 * coverage.c (get_gcov_type): Use type_for_mode.
1453 (get_gcov_unsigned_t): Likewise.
1454 * expr.c (store_constructor): Use type_for_mode.
1455 (try_casesi): Likewise.
1456 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size): Remove.
1457 (add_standard_iv_candidates): Use standard type trees.
1458 * dojump.c (do_jump): Remove dead code.
1460 2012-03-07 Richard Guenther <rguenther@suse.de>
1462 * c-typeck.c (pointer_diff): Use c_common_type_for_size.
1464 2012-03-07 Richard Guenther <rguenther@suse.de>
1466 * convert.c (strip_float_extensions): Move ...
1467 * tree.c (strip_float_extensions): ... here.
1469 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
1472 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
1474 2012-03-07 Richard Guenther <rguenther@suse.de>
1476 * omp-low.c (extract_omp_for_data): Use signed_type_for.
1477 (expand_omp_for_generic): Likewise.
1478 (expand_omp_for_static_nochunk): Likewise.
1479 (expand_omp_for_static_chunk): Likewise.
1480 * tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
1481 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
1482 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
1483 Use unsigned_type_for.
1484 (vect_create_cond_for_align_checks): Use signed_type_for.
1486 2012-03-07 Andrey Belevantsev <abel@ispras.ru>
1488 PR rtl-optimization/52203
1489 * sel-sched.c (estimate_insn_cost): New parameter pempty. Adjust
1490 all callers to pass NULL except ...
1491 (reset_sched_cycles_in_current_ebb): ... here, save the value
1492 in new variable 'empty'. Increase issue_rate only for
1495 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
1498 * Makefile.in: Let install-gcc-ar depend on installdirs,
1499 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
1500 Don't double canonicalize if cross-compiling.
1502 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
1505 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
1506 to: RAMPZ, RAMPY, RAMPX, RAMPD.
1507 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
1509 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
1512 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
1514 * config/avr/avr.md (xload_8): Adjust insn length.
1516 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
1519 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
1520 if RAMPZ affects reading from RAM.
1522 2012-03-07 Richard Guenther <rguenther@suse.de>
1526 * doc/invoke.texi (Precompiled Headers): Remove sentence that
1527 suggests you can include PCHs from inside another header.
1529 2012-03-07 Richard Sandiford <rdsandiford@googlemail.com>
1532 * rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.
1534 2012-03-07 Kai Tietz <ktietz@redhat.com>
1536 * doc/invoke.texi (fwritable-relocated-rdata): Document
1537 new Cygwin/MinGW target option.
1538 * config/i386/winnt.c (i386_pe_unique_section): Ignore
1539 reloc if flag -fwritable-relocated-rdata is not set.
1540 (i386_pe_section_type_flags): Likewise.
1541 * config/i386/cygming.opt (fwritable-relocated-rdata):
1542 Add new flag variable flag_writable_rel_rdata.
1544 2012-03-07 Richard Guenther <rguenther@suse.de>
1546 * tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
1547 precision against gimple constraints.
1549 2012-03-06 Richard Sandiford <rdsandiford@googlemail.com>
1552 * rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
1554 (GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
1555 * emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
1557 (init_emit_regs): Move associated initialization to...
1558 (init_emit_once): ...here.
1560 2012-03-06 Richard Henderson <rth@redhat.com>
1562 * config/m68k/m68k.h (ISA_HAS_TAS): New.
1563 * config/m68k/sync.md (atomic_test_and_set): Use it.
1564 (atomic_test_and_set_1): Likewise.
1566 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
1569 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
1570 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
1571 (vector_ltgt<mode>): Likewise.
1572 (vector_ordered<mode>): Likewise.
1573 (vector_unordered<mode>): Likewise.
1574 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
1576 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
1578 * trans-mem.c: New typedef for tm_region_p.
1579 Define vector types for tm_region_p.
1580 (tm_region_init): Replace region_worklist to a vector called
1583 2012-03-06 Richard Guenther <rguenther@suse.de>
1585 * fold-const.c (build_fold_addr_expr_with_type_loc): Fold
1586 MEM_REF with constant pointer operand.
1588 2012-03-06 Richard Guenther <rguenther@suse.de>
1591 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
1593 2012-03-06 Tristan Gingold <gingold@adacore.com>
1595 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle octaword.
1596 (external_model_kind): Improve documentation.
1597 (vms_pragma_extern_model): Handle relaxed_redef.
1598 (vms_c_register_pragma): Allow expansion for nomember_alignment.
1600 2012-03-06 Georg-Johann Lay <avr@gjlay.de>
1602 * doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
1603 Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
1604 Some more notes on EIND usage and reorder EIND subsection.
1606 2012-03-06 Tristan Gingold <gingold@adacore.com>
1608 * config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
1609 * config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.
1611 2012-03-06 Tristan Gingold <gingold@adacore.com>
1613 * config/vms/t-vmsnative (version): Define.
1614 * config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.
1616 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
1618 PR rtl-optimization/52250
1619 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
1620 to put note list into. Unconditionally call move_bb_info.
1621 (move_bb_info): Do not assert the blocks being in the same region,
1622 just drop the note list if they are not.
1624 2012-03-06 Oleg Endo <olegendo@gcc.gnu.org>
1627 * config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
1628 and use unified expansion logic.
1629 * config/sh/sh.md (xorsi3_movrt): Rename to movrt. Move
1630 closer to the existing movt insn.
1631 (negc): Rename insn to *negc. Add new expander.
1632 (movnegt): Use xor pattern for T bit negation. Reserve helper
1633 constant for negc pattern.
1634 (*movnegt): New insn and splitter.
1636 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
1638 * c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
1641 2012-03-05 Richard Henderson <rth@redhat.com>
1643 * genemit.c (main): Include "target.h" in insn-emit.c.
1644 * Makefile.in (insn-emit.o): Depend on TARGET_H.
1645 * config/sh/sync.md (atomic_test_and_set): Reference
1646 targetm.atomic_test_and_set_trueval instead of
1647 TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.
1649 2012-03-05 Joern Rennecke <joern.rennecke@embecosm.com>
1651 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
1654 2012-03-05 Steven Bosscher <steven@gcc.gnu.org>
1656 * langhooks.c (add_builtin_type): New function.
1657 * langhooks.h (add_builtin_type): Export it.
1658 * config/mep/mep.c (mep_init_builtins): Use it.
1659 * config/rs6000/rs6000.c (rs6000_init_builtins): Use it.
1661 2012-03-05 Jakub Jelinek <jakub@redhat.com>
1664 * tree.h (BLOCK_SAME_RANGE): Define.
1665 * function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
1666 if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
1667 Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
1668 isn't equal to supercontext fragment's fragment chain.
1669 Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
1671 (blocks_nreverse_all): Likewise.
1672 (reorder_blocks_1): Compute BLOCK_SAME_RANGE bits. Set
1673 BLOCK_SUPERCONTEXT to supercontext fragment instead of
1674 supercontext fragment's fragment origin.
1675 * dwarf2out.c (add_high_low_attributes): If stmt has the same
1676 range as its parent (or parents thereof etc.), use the parent's
1677 DW_AT_ranges value instead of creating a new .debug_ranges range.
1679 2012-03-05 Richard Henderson <rth@redhat.com>
1682 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
1683 * omp-low.c (expand_omp_atomic): Assume anything aligned to
1684 BIGGEST_ALIGNMENT is aligned.
1686 2012-03-05 Richard Henderson <rth@redhat.com>
1688 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
1689 * config/sh/sh.c: ... here.
1691 2012-03-05 Richard Henderson <rth@redhat.com>
1694 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
1695 instead of calling negqi2 directly.
1697 2012-03-05 Aldy Hernandez <aldyh@redhat.com>
1700 * trans-mem.c (tm_region_init): Use last_basic_block.
1702 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
1704 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
1705 * config/sh/sync.md (atomic_test_and_set): New expander.
1706 (tasb, atomic_test_and_set_soft): New insns.
1707 * config/sh/sh.opt (menable-tas): New option.
1708 * doc/invoke.texi (SH Options): Document it.
1710 2012-03-05 Richard Guenther <rguenther@suse.de>
1712 * cfgloop.c (verify_loop_structure): Verify dominators before
1714 * graphite-clast-to-gimple.c (graphite_verify): Do not verify
1715 dominators from here.
1716 * graphite-scop-detection.c (create_sese_edges): Likewise.
1717 * loop-doloop.c (doloop_optimize_loops): Likewise.
1718 * loop-init.c (loop_optimizer_init): Likewise.
1719 * loop-unroll.c (unroll_and_peel_loops): Likewise.
1720 * loop-unswitch.c (unswitch_loops): Likewise.
1721 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
1722 * tree-parloops.c (parallelize_loops): Likewise. Verify
1723 only when checking is enabled.
1724 * tree-loop-distribution.c (tree_loop_distribution): Likewise.
1726 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
1728 * genautomata.c (parse_automata_opt): New static function.
1729 (initiate_automaton_gen): Remove all option handling code. Remove
1730 argc argument. All callers changed.
1731 (main): Call init_rtx_reader_args_cb with the new function as argument.
1733 2012-03-05 Richard Guenther <rguenther@suse.de>
1735 * cfgexpand.c (gimple_expand_cfg): Free dominator info.
1736 * tree-if-conv.c (combine_blocks): Free post-dominator info
1738 * tree-parloops.c (create_parallel_loop): Free and re-compute
1739 dominator info after breaking it.
1741 2012-03-05 Richard Guenther <rguenther@suse.de>
1744 * optabs.h (trapv_unoptab_p): New function.
1745 (trapv_binoptab_p): Likewise.
1746 * optabs.c (expand_binop): Use emit_libcall_block_1 with
1747 a proper equiv_may_trap argument.
1748 (expand_unop): Likewise.
1749 (emit_libcall_block_1): Take extra argument whether the
1750 instruction may trap. Renamed from ...
1751 (emit_libcall_block): ... this. New wrapper.
1753 2012-03-05 Jakub Jelinek <jakub@redhat.com>
1755 PR tree-optimization/51721
1756 * tree-vrp.c (register_edge_assert_for_2): If comparing
1757 lhs of right shift by constant with an integer constant,
1758 add ASSERT_EXPRs for the rhs1 of the right shift.
1760 * cfgrtl.c (cfg_layout_merge_blocks): Cleanup.
1762 2012-03-05 Richard Guenther <rguenther@suse.de>
1764 * tree.c (integer_zerop): Handle VECTOR_CSTs.
1765 (integer_onep): Likewise.
1766 (integer_all_onesp): Likewise.
1768 2012-03-05 Georg-Johann Lay <avr@gjlay.de>
1770 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
1772 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
1774 * config/i386/i386.c (pro_epilogue_adjust_stack): Check Pmode
1775 instead of TARGET_64BIT.
1777 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
1779 * config/i386/i386.c (ix86_expand_prologue): Check Pmode to set
1782 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
1784 * config/i386/i386.c (ix86_print_operand_address): Only handle
1785 zero-extended DImode addresses.
1787 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
1789 * config/i386/i386.c (ix86_print_operand) <case '+'>: Declare
1790 taken and cputaken as bool.
1792 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
1794 * config/i386/constraints.md (Ya): New internal constraint.
1795 * config/i386/i386.md (zero_extendsidi2): Remove expansion.
1796 (*zero_extendsidi2_rex64): Add x,x alternative.
1797 (*zero_extendsidi2): Ditto. Add o,0 alternative.
1798 Remove flags reg clobber. Adjust corresponding splits.
1799 (zero_extend<mode>si2): Macroize expander from zero_extendhisi2 and
1800 zero_extendqisi2 expanders using SWI12 mode iterator.
1801 (zero_extend<mode>si2_and): Macroize insn from
1802 zero_extendhisi2_and and zero_extendqisi2_and. Merge corresponding
1804 (*zero_extend<mode>si2): Macroize insn from
1805 *zero_extendhisi2_movzbl and *zero_extendqisi2_movzbl.
1806 (*zero_extend*2_movzbl_and): Remove insn patterns.
1807 (zero_extendqihi2_and): Merge corresponding splitter.
1808 (*zero_extendqihi2): Rename from *zero_extendqihi2_movzbl.
1809 (*zero_extend*2_movzbl_and): Remove insn patterns.
1810 (*anddi_1): Split TYPE_IMOVX instructions.
1811 (*andsi_1): Use Ya for alternative 2. Split TYPE_IMOVX instructions.
1813 (and->zext splitter): Add splitter pattern.
1814 (zero extend with andsi3 splitter): Adjust zero_extend pattern.
1816 2012-03-04 Sandra Loosemore <sandra@codesourcery.com>
1818 * doc/invoke.texi (C++ Dialect Options): Minor copy-edits to
1820 (Debugging Options): Likewise.
1821 (Optimize Options): Likewise.
1822 (i386 and x86-64 Options): Discuss -march before -mtune, consistently
1823 with other architectures. Use official processor names with correct
1824 spelling/capitalization. Fix formatting and grammar issues.
1825 (i386 and x86-64 Windows Options): Similar cleanup here.
1827 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
1829 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
1831 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
1833 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
1834 DBX_REGISTER_NUMBER.
1836 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
1838 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
1839 operand is CONST_INT. Take COSTS_N_INSNS into account.
1840 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value
1843 2012-03-02 Richard Henderson <rth@redhat.com>
1845 * optabs.c (expand_atomic_test_and_set): Honor
1846 atomic_test_and_set_trueval even when atomic_test_and_set
1847 optab is not in use.
1849 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
1853 * config/sh/sh.c (sh_register_move_cost): Increase cost between
1854 GENERAL_REGS and FP_REGS for SImode.
1856 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
1859 * config/sh/sh.md (negdi2): Add TARGET_SH1 condition.
1860 (absdi2): New expander.
1861 (*absdi2, *negabsdi2, negdi_cond): New insns and splits.
1863 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
1865 * config/sh/sync.md (atomic_exchange<mode>): New expander.
1866 (atomic_exchange<mode>_soft): New insn.
1868 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
1870 * config/sh/sync.md: Update copyright notice dates.
1871 (atomic_compare_and_swap<mode>): Use SImode for return value instead
1873 (atomic_compare_and_swap<mode>_soft): Likewise.
1875 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
1878 * config/sh/sh.h (LOOP_ALIGN): Move logic to sh_loop_align.
1879 * config/sh/sh.c: Update copyright notice dates.
1880 (sh_loop_align): Add logic from LOOP_ALIGN. Don't disable loop
1881 alignment for TARGET_HARD_SH4.
1882 (sh_option_override): Reduce default function alignment. Set
1883 loop alignment to 4 bytes when not optimizing for size.
1885 2012-03-02 Maxim Kuvyrkov <maxim@codesourcery.com>
1888 * doc/invoke.texi (floop-flatten): Remove.
1889 * toplev.c (process_options): Remove references to flag_loop_flatten.
1890 * tree-ssa-loop.c (gate_graphite_transform): Same.
1891 * common.opt (floop-flatten): Obsolete.
1892 * graphite-poly.c (apply_poly_transforms): Remove reference to
1894 * Makefile.in (graphite-flattening.o): Remove.
1895 * graphite-flattening.c: Remove.
1897 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
1899 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
1900 having mode compatible with the mode of previous compare. Substitute
1901 compare mode of previous compare with the mode, compatible
1902 with eliminated and previous compare.
1904 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
1906 * config/rs6000/dfp.md (floatdidd2): New define_insn.
1908 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
1910 * config/i386/i386.c (ix86_cc_modes_compatible): Declare CCZmode
1911 compatible with CCGOCmode and CCGCmode.
1913 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
1915 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
1917 2012-03-02 Ulrich Weigand <ulrich.weigand@linaro.org>
1919 * config/arm/arm.c (arm_sat_operator_match): New function.
1920 * config/arm/arm-protos.h (arm_sat_operator_match): Add prototype.
1921 * config/arm/arm.md ("insn" attribute): Add "sat" value.
1922 ("SAT", "SATrev"): New code iterators.
1923 ("SATlo", "SAThi"): New code iterator attributes.
1924 ("*satsi_<SAT:code>"): New pattern.
1925 ("*satsi_<SAT:code>_shift"): Likewise.
1926 * config/arm/arm-fixed.md ("arm_ssatsihi_shift"): Add "insn"
1927 and "shift" attributes.
1928 ("arm_usatsihi"): Add "insn" attribute.
1929 * config/arm/predicates.md (sat_shift_operator): Allow multiplication
1930 by powers of two. Do not allow shift by 32.
1932 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
1935 * config/i386/i386.c (construct_container): Use gen_reg_or_parallel
1936 to pass the argument in the register of "natural" mode.
1938 2012-03-02 Richard Guenther <rguenther@suse.de>
1940 PR tree-optimization/52406
1941 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
1942 (struct indices): Add unconstrained_base member.
1943 (struct dr_alias): Remove unused vops member.
1944 (DR_UNCONSTRAINED_BASE): New define.
1945 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
1946 add indices to allow their disambiguation. Make DR_BASE_OBJECT
1947 be an artificial access that covers the whole indexed object,
1948 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
1949 plain decl base-objects to their MEM_REF variant.
1950 (dr_may_alias_p): When the base-object of either data reference
1951 has unknown size use only points-to information.
1952 (compute_affine_dependence): Make dumps easier to read and
1954 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
1955 DR_REF when looking for packed references.
1956 (vect_supportable_dr_alignment): Likewise.
1958 2012-03-02 Greta Yorsh <Greta.Yorsh@arm.com>
1960 * config/arm/arm-ldmstm.ml (write_ldm_commutative_peephole):
1961 Improve conditions for peepholes of loads followed by commutative
1963 * config/arm/ldmstm.md: Regenerated.
1965 2012-03-02 Richard Guenther <rguenther@suse.de>
1967 * BASE-VER: Set to 4.8.0.
1969 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
1971 * config.gcc (obsolete): Add all ARM targets using the FPA.
1972 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
1973 * doc/install.texi: Avoid references to obsolete ARM ports.
1975 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
1977 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
1979 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
1980 Joern Rennecke <joern.rennecke@embecosm.com>
1982 * doc/extend.texi: Expand and update information on interrupt
1983 attribute for Epiphany.
1985 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1987 * config/sh/sh-protos.h: Update copyright notice dates.
1988 * config/sh/sh.h: Likewise.
1989 * config/sh/sh.md: Likewise.
1990 * config/sh/constraints.md: Likewise.
1991 * config/sh/predicates.md: Likewise.
1993 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1995 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
1996 * config/sh/sh.c (tertiary_reload_operand): Likewise.
1998 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
2000 * config/sh/constraints.md: Fix comment typo.
2002 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2005 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
2006 unsigned HOST_WIDE_INT.
2007 (zvdep_imm64): Likewise.
2008 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
2009 (vdepi_and): Likewise.
2010 Likewise for unamed 64-bit patterns.
2011 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
2013 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
2016 PR rtl-optimization/52417
2017 * cselib.c (cselib_any_perm_equivs): New variable.
2018 (cselib_reset_table): Check that it's not set when not
2019 preserving constants.
2020 (cselib_add_permanent_equiv): Set it.
2021 (cselib_have_permanent_equivalences): New.
2022 (cselib_init, cselib_finish): Reset it.
2023 * cselib.h (cselib_have_permanent_equivalences): Declare.
2024 * alias.c (get_addr): Restore earlier behavior when there
2025 aren't permanent equivalences.
2027 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
2029 * config/mn10300/mn10300-modes.def: Fix copyright notice.
2030 * config/v850/v850-modes.def: Fix copyright notice.
2032 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
2034 * doc/extend.texi (AVR Built-in Functions): Document
2035 __builtin_avr_flash_segment.
2037 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
2038 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
2039 (*split.flash_segment): New insn-and-split.
2040 * config/avr/avr.c (avr_init_builtins): Add local variables:
2041 const_memx_void_node, const_memx_ptr_type_node,
2042 char_ftype_const_memx_ptr.
2044 2012-03-01 Jakub Jelinek <jakub@redhat.com>
2046 PR tree-optimization/52445
2047 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
2048 add ssa_name_ver, offset and size fields and change store field
2050 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
2051 (add_or_mark_expr): Likewise. Only consider previous stores
2052 with the same size and offset.
2053 (nt_init_block): Only look at gimple_assign_single_p stmts,
2054 doesn't look at rhs2.
2056 2012-03-01 Richard Guenther <rguenther@suse.de>
2059 * tree-cfg.c (verify_gimple_assign_unary): Allow any
2060 conversions from integral types to pointer types.
2062 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
2064 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
2065 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
2066 unintentionally removed in r184616.
2068 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
2070 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
2073 2012-02-29 Jakub Jelinek <jakub@redhat.com>
2074 Uros Bizjak <ubizjak@gmail.com>
2077 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
2078 alternatives, add "e" constraint to the new last alternative
2079 and ! to last 3 alternatives.
2081 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
2083 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
2084 DW_AT_artificial attributes at the end of the processing.
2085 (gen_array_type_die): Likewise.
2086 (gen_enumeration_type_die): Likewise.
2087 (gen_struct_or_union_type_die): Likewise.
2088 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
2091 2012-02-29 Jakub Jelinek <jakub@redhat.com>
2094 * expr.c (expand_assignment): If doing misaligned store that doesn't
2095 cover all mode bits, perform a RMW cycle.
2097 PR tree-optimization/52429
2098 * tree-parloops.c (separate_decls_in_region_debug): Return early
2099 if var is LABEL_DECL.
2101 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2103 PR tree-optimization/52424
2104 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
2105 calling dom_thread_across_edge.
2107 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
2109 * config/avr/avr.c: Move definition of TARGET macros to end of file.
2111 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
2113 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
2114 * config/avr/avr.c (avr_output_bld): Remove unused function.
2115 (avr_out_sbxx_branch): Use "%T" to print bit position.
2117 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
2119 * config/avr/avr.md: Untabify.
2121 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
2123 * config/avr/avr.md (eqne): New code iterator.
2124 (*dec-and-branchsi): Use it in text peephole's condition.
2125 (*dec-and-branchhi): Ditto.
2126 (*dec-and-branchqi): Ditto.
2128 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
2131 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
2132 the device does not have the skip-bug.
2134 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
2136 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
2137 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
2138 -mpretend-cmove): New.
2140 2012-02-29 Jakub Jelinek <jakub@redhat.com>
2143 * df.h (struct df_d): Adjust comment that hard_regs_live_count
2144 doesn't count DEBUG_INSN refs.
2145 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
2146 for DEBUG_INSN refs.
2148 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2152 2012-02-20 Richard Guenther <rguenther@suse.de>
2153 PR tree-optimization/52298
2154 * tree-vect-stmts.c (vectorizable_load): Properly use
2155 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
2158 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
2161 * gimple.h (gimple_in_transaction): New.
2162 (gimple_set_in_transaction): New.
2163 (struct gimple_statement_base): Add in_transaction field.
2164 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
2166 (tree_ssa_lim_initialize): Compute transaction bits.
2167 * tree.h (compute_transaction_bits): Protoize.
2168 * trans-mem.c (tm_region_init): Use the heap to store BB
2170 (compute_transaction_bits): New.
2172 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2174 * gcc.c (display_help): Document --help=common and sort entries
2177 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2179 * doc/install.texi: Document check-$LANG specific shortcuts
2181 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2184 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
2186 * config/arm/arm_neon.h: Regenerate.
2187 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
2188 (neon_vcgeu): New insn.
2189 (neon_vcgtu): Likewise.
2190 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
2191 (ops): Unsigned comparison intrinsics call a different builtin.
2193 2012-02-28 Richard Guenther <rguenther@suse.de>
2196 * config/i386/i386.c (ix86_expand_vector_set): Fix element
2197 ordering for the VEC_CONCAT for two element vectors for
2198 V2SFmode, V2SImode and V2DImode.
2200 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
2203 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
2204 detecting big-endian triplets.
2206 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
2208 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
2209 mode if there is no type information available.
2211 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
2213 PR tree-optimization/53207
2214 * doc/invoke.texi: Document as experimental and relying on graphite.
2216 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
2218 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
2219 of initializer to changes from r184614.
2221 2012-02-28 Richard Guenther <rguenther@suse.de>
2223 PR tree-optimization/52395
2224 * tree-sra.c (build_ref_for_offset): Also look at the base
2225 TYPE_ALIGN when figuring out the alignment of the replacement.
2227 2012-02-28 Richard Guenther <rguenther@suse.de>
2229 PR tree-optimization/52402
2230 * ipa-prop.c (ipa_modify_call_arguments): Properly use
2231 mis-aligned types when creating the accesses at the call site.
2233 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
2235 * config/avr/builtins.def: New file.
2236 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
2237 * config/avr/avr.c (enum avr_builtin_id): Use it.
2238 (avr_init_builtins): Use it. And use avr_bdesc.
2239 (bdesc_1arg): Remove.
2240 (bdesc_2arg): Remove.
2241 (bdesc_3arg): Remove.
2242 (struct avr_builtin_description): Add field n_args.
2243 (avr_bdesc): New static variable using builtins.def.
2244 (avr_expand_builtin): Use it.
2245 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
2246 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
2247 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
2249 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
2252 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
2253 match only one single hard register with respective hard reg rtx.
2254 (movmemx_<mode>): Ditto.
2255 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
2256 insn anatomy of movmem[x]_<mode>.
2257 (avr_out_movmem): Same for printing assembler and operand usage.
2259 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
2263 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
2264 address spaces located outside of device flash.
2266 * config/avr/avr.h (base_arch_s): Remove field n_segments.
2267 (mcu_type_s): Add field n_flash.
2268 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
2269 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
2270 (AVR_MCU): Add N_FLASH argument.
2271 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
2272 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
2273 macro __FLASH<n> if that address space makes sense for the device.
2274 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
2275 outside of target flash.
2276 (avr_asm_named_section): Ditto.
2277 (avr_asm_select_section): Ditto.
2278 (avr_addr_space_convert): Ditto.
2279 (avr_emit_movmemhi): Ditto.
2280 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
2281 address space is outside of device flash.
2282 (avr_insert_attributes): Ditto.
2283 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
2284 avr_current_arch->n_segments.
2286 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
2289 * config/i386/i386.md (*movabs<mode>_1): Enable only for TARGET_LP64.
2290 (*movabs<mode>_2): Likewise.
2292 2012-02-27 Jakub Jelinek <jakub@redhat.com>
2295 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
2296 s_register_operand in the test instead of REG_P. Don't call
2297 gen_reg_rtx if it won't be used.
2299 PR tree-optimization/52376
2300 * ipa-split.c (split_function): Ignore CLOBBER stmts.
2302 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
2304 * ifcvt.c (noce_get_condition): Check condition variable is not
2305 small_register_classes_for_mode_p before accepting.
2307 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
2309 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
2311 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2314 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2315 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
2317 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
2319 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
2321 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
2323 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
2325 * config/sh/predicates.md: Remove blank lines.
2326 * config/sh/sh.c: Fix typos in comments.
2327 * config/sh/constraints.md: Likewise.
2328 * config/sh/sh.md: Remove blank lines.
2329 Fix typos in comments. Use ;; as comment characters.
2331 2012-02-26 Walter Lee <walt@tilera.com>
2333 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
2334 (replace_mov_pcrel_step2): Ditto.
2336 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
2339 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
2340 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
2341 and locs that reference values newer than the non-canonical value
2342 at hand. Return the canonical value as a worst case.
2343 (memrefs_conflict_p): Walk canonical value's locs.
2346 * cselib.c (preserve_only_constants): Rename to...
2347 (preserve_constants_and_equivs): ... this. Split out...
2348 (invariant_or_equiv_p): ... this. Preserve plus expressions
2349 of other preserved expressions too.
2350 (cselib_reset_table): Adjust.
2351 * var-tracking.c (reverse_op): Use canonical value to build
2354 2012-02-23 Kai Tietz <ktietz@redhat.com>
2356 * config/i386/i386.c (ix86_delegitimize_address): Handle
2357 UNSPEC_PCREL plus displacement.
2359 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
2362 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
2363 to test for unusedness in st X addressing.
2365 2012-02-24 Richard Guenther <rguenther@suse.de>
2368 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
2369 (is_gimple_reg_type): Move inline ...
2370 * gimple.h (is_gimple_reg_type): ... here.
2372 2012-02-24 Richard Guenther <rguenther@suse.de>
2375 * passes.c (execute_function_todo): When verifying SSA form
2376 verify gimple form first.
2377 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
2379 2012-02-24 Richard Guenther <rguenther@suse.de>
2382 * fold-const.c (fold_addr_of_array_ref_difference): New function.
2383 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
2385 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2387 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
2389 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2391 * tree-phinodes.c (make_phi_node): Mark static.
2392 * tree-flow.h (make_phi_node): Remove extern decl.
2393 * doc/gimple.texi (make_phi_node): Remove documentation.
2395 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2397 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
2398 * tree-ssa-sccvn.c (print_scc): Ditto.
2400 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2402 * doc/passes.texi (Full redundancy elimination): Fix typo.
2404 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2406 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
2408 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
2411 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
2413 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
2416 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
2418 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
2420 * config/avr/avr.md (code_stdname): Add ior, xor.
2421 (xior): New code iterator.
2422 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
2423 (*<code_stdname><mode>qi.byte1-3): Ditto.
2425 2012-02-23 Jakub Jelinek <jakub@redhat.com>
2427 PR tree-optimization/52019
2428 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
2431 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2433 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
2434 HAVE_INITFINI_ARRAY to work around namespace pollution in
2435 certain versions of newlib system headers.
2436 * config.in: Regenerate.
2437 * configure: Regenerate.
2438 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
2439 instead of HAVE_INITFINI_ARRAY.
2441 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
2444 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
2445 is not offsettable memory reference.
2447 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
2450 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
2451 setting avr_need_clear_bss_p for __gnu_lto* symbols.
2453 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
2455 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
2456 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
2458 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2460 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
2461 library on Solaris 8 even without TLS support.
2462 * configure: Regenerate.
2464 2012-02-22 Richard Guenther <rguenther@suse.de>
2467 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
2468 for GIMPLE_DEBUG stmts.
2470 2012-02-22 Martin Jambor <mjambor@suse.cz>
2473 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
2474 according to the base object.
2476 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
2478 PR rtl-optimization/50063
2479 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
2480 and 2 (8-bit SP) in operand 2.
2481 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
2482 setup to use movhi_sp_r instead of vanilla move to write SP.
2483 Adjust REG_CFA notes to superseed unspec.
2484 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
2486 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
2487 known to be off) only with TARGET_NO_INTERRUPTS. Never use
2488 irq_state 1 (IRQ known to be on) here.
2490 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
2492 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
2494 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
2495 assign_hard_reg): Likewise.
2497 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
2499 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
2501 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
2504 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
2505 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
2507 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
2509 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
2510 prototype from here to...
2511 * config/avr/avr.h: ...here.
2513 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
2516 * thumb2.md (thumb2_shiftsi3_short): Split register and
2517 immediate shifts. For register shifts tie operands 0 and 1.
2518 (peephole2 for above): Check that register-controlled shifts
2519 have suitably tied operands.
2521 2012-02-21 Quentin Neill <quentin.neill@amd.com>
2524 * config/i386/bdver1.md (bdver1_call, bdver1_push,
2525 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
2526 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
2527 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
2528 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
2529 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
2530 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
2531 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
2532 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
2533 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
2534 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
2535 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
2536 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
2537 bdver1_ssevector_avx256_unaligned_load,
2538 bdver1_ssevector_sse128_unaligned_load,
2539 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
2540 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
2541 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
2542 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
2543 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
2544 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
2545 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
2546 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
2547 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
2548 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
2549 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
2550 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
2551 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
2552 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
2553 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
2554 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
2555 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
2556 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
2557 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
2558 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
2559 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
2560 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
2561 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
2562 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
2563 bdver1_ssediv_double_load, bdver1_ssediv_double,
2564 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
2565 Add "bdver2" attribute.
2567 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2569 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
2570 default if possible and not specified otherwise.
2572 2012-02-21 Richard Guenther <rguenther@suse.de>
2575 * gimplify.c (create_tmp_from_val): Use the main variant type
2576 for the type of the temporary we create.
2578 2012-02-21 Richard Guenther <rguenther@suse.de>
2580 PR tree-optimization/52324
2581 * gimplify.c (gimplify_expr): When re-gimplifying expressions
2582 do not gimplify a MEM_REF address operand if it is already
2585 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2587 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
2588 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
2590 2012-02-21 Richard Guenther <rguenther@suse.de>
2592 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
2593 nested_in_vect_loop.
2595 2012-02-21 Jakub Jelinek <jakub@redhat.com>
2597 PR tree-optimization/52318
2598 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
2599 vdef also to non-pure/const call stmts in the sequence.
2601 2012-02-21 Tristan Gingold <gingold@adacore.com>
2603 * config/vms/vms-ld.c (main): Fix IDENTIFICATION padding.
2605 2012-02-20 David S. Miller <davem@davemloft.net>
2607 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
2608 don't use the "rd %pc" instruction on v9 for PIC register loads.
2610 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
2613 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
2614 in a transaction safe function.
2616 2012-02-20 Kai Tietz <ktietz@redhat.com>
2619 * stor-layout.c (place_field): Handle desired_align for
2622 2012-02-20 Richard Guenther <rguenther@suse.de>
2624 PR tree-optimization/52298
2625 * tree-vect-stmts.c (vectorizable_store): Properly use
2626 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
2628 (vectorizable_load): Likewise.
2629 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
2630 Access DR_STEP after ensuring it is not NULL.
2632 2012-02-20 Jakub Jelinek <jakub@redhat.com>
2634 PR tree-optimization/52286
2635 * fold-const.c (fold_binary_loc): For (X & C1) | C2
2636 optimization use double_int_to_tree instead of build_int_cst_wide,
2637 rewrite to use double_int vars.
2639 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2642 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
2644 Remove -e 0 from $gcc_cv_ld invocation.
2645 Only use __GLIBC_PREREQ if defined.
2646 Enable on Solaris since Solaris 8 patch.
2647 (gcc_SUN_LD_VERSION): New macro.
2648 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
2649 gcc_SUN_LD_VERSION for version number format.
2650 * configure: Regenerate.
2651 * varasm.c (get_elf_initfini_array_priority_section): Set
2652 SECTION_NOTYPE for non-default priority.
2653 Use get_section instead of get_unnamed_section to emit
2654 .init_array/.fini_array with default priority.
2656 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
2658 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
2659 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
2660 (mips_start_unique_function, mips_output_mips16_rdhwr)
2661 (mips_code_end): New functions.
2662 (TARGET_ASM_CODE_END): Define.
2664 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
2666 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
2667 to stubs with non-sibling calls.
2669 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
2671 * doc/invoke.texi (-fira-* options): Copy-edit.
2672 (ira-* parameters): Copy-edit.
2674 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
2676 * doc/invoke.texi: Minor copy-edits to bring into conformance with
2677 GCC coding conventions.
2679 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
2681 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
2682 when used as adjectives.
2684 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
2686 * doc/invoke.texi: Clean up "that"/"which" confusion.
2688 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
2690 * system.h: Poison SMALL_REGISTER_CLASSES
2691 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
2692 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
2694 2012-02-16 Jakub Jelinek <jakub@redhat.com>
2696 PR tree-optimization/52285
2697 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
2698 when deciding if a call is a tail call or tail recursion.
2700 2012-02-16 Kai Tietz <ktietz@redhat.com>
2702 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
2703 interger-constant displacement for UNSPEC_PCREL.
2705 2012-02-16 Jakub Jelinek <jakub@redhat.com>
2707 PR rtl-optimization/52208
2708 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
2709 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
2711 PR tree-optimization/52255
2712 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
2713 loop->header has virtual PHI, but exit_e->dest doesn't, add
2714 virtual PHI to exit_e->dest and adjust all uses after the loop.
2717 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
2718 children with clone_tree_hash, not after it.
2720 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
2722 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
2723 extended identifiers.
2725 2012-02-16 Jakub Jelinek <jakub@redhat.com>
2728 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
2729 a same_body_alias, also test whether e->callee isn't a former
2730 or current clone of the decl this is a same body alias of.
2732 PR translation/52264
2733 * cgraphunit.c (verify_cgraph_node): Fix a typo.
2735 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
2737 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
2739 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
2742 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
2743 force_reg instead of copy_to_reg for better optimization. Force
2744 non-register or memory operands into a register.
2746 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
2748 * extend.texi: Reserve upper bits of memory model for future use.
2750 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
2751 Anatoly Sokolov <aesok@post.ru>
2752 Eric Weddington <eric.weddington@atmel.com>
2755 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
2756 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
2757 Rewrite initializers for .macro.
2758 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
2759 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
2760 atxmega32d4, atxmega32x1.
2761 avrxmega4: atxmega64a3, atxmega64d3.
2762 avrxmega5: atxmega64a1, atxmega64a1u.
2763 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
2764 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
2765 avrxmega7: atxmega128a1, atxmega128a1u.
2766 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
2767 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
2768 (struct base_arch_s): Rename reserved to xmega_p.
2769 Rename reserved2 to have_rampd.
2770 (AVR_XMEGA): New define.
2771 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
2772 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
2773 * config/avr/predicates.md (io_address_operand): Take into
2775 (low_io_address_operand): Ditto.
2776 (high_io_address_operand): Ditto.
2777 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
2778 (enabled, movhi_sp_r): Use them.
2779 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
2780 cpp_define_formatted to built-in define __AVR_ARCH__.
2781 (__AVR_XMEGA__): New built-in define.
2782 (__AVR_HAVE_RAMPD__): New built-in define.
2783 (__AVR_HAVE_RAMPX__): New built-in define.
2784 (__AVR_HAVE_RAMPY__): New built-in define.
2785 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
2787 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
2788 (avr_option_override): Initialize them.
2789 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
2790 (avr_init_expanders): Initialize them. No more block several calls.
2791 (emit_push_sfr): New static function.
2792 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
2794 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
2795 (avr_print_operand): Print addreeses as symbols for
2796 RAMPX, RAMPY, RAMPD, CCP.
2797 (output_movhi): Handle AVR_XMEGA when writing to SP.
2798 (avr_out_movhi_mr_r_xmega): New static function.
2799 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
2800 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
2801 __RAMPD__, __CCP__ as needed.
2803 * config/avr/multilib.h: Regenerate.
2804 * config/avr/t-multilib: Regenerate.
2805 * config/avr/avr-tables.opt: Regenerate.
2807 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
2809 PR tree-optimization/50561
2810 * graphite-flattening.c (lst_project_loop): Do not
2811 remove old scattering dimensions after flattening.
2812 (lst_do_flatten): Likewise.
2814 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
2816 * doc/extend.texi (AVR Built-in Functions): Remove doc for
2817 __builtin_avr_map8, __builtin_avr_map16.
2818 Document __builtin_avr_insert_bits.
2820 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
2821 (insert_bits): New insn.
2822 (adjust_len.map_bits): Rename to insert_bits.
2823 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
2824 * avr-protos.h (avr_out_map_bits): Remove.
2825 (avr_out_insert_bits, avr_has_nibble_0xf): New.
2826 * config/avr/constraints.md (Cxf,C0f): New.
2827 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
2828 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
2829 New built-in define __BUILTIN_AVR_INSERT_BITS.
2830 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
2831 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
2832 (avr_move_bits): Rewrite.
2833 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
2835 (avr_map_op_t): New typedef.
2836 (avr_map_op): New static variable.
2837 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
2838 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
2839 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
2840 (bdesc_3arg, avr_expand_triop_builtin): New.
2841 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
2842 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
2843 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
2844 (avr_map_equal_p, avr_map_sig_p): Remove.
2845 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
2846 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2847 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
2848 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2849 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
2850 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2852 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
2854 * config/c6x/c6x.md (reserve_cycles): New attribute.
2855 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
2856 don't reserve functional units after the branch occurs.
2858 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
2861 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
2862 functions into non-tm_pure functions.
2864 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
2867 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
2868 (iterative_hash_canonical_type): Likewise.
2869 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
2872 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
2874 * haifa-sched.c (prune_ready_list): Ensure that if there is a
2875 sched-group insn, it either remains alone or the entire list is pruned.
2877 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
2879 * doc/install.texi (Prerequisites): Fix grammar.
2880 (Configuration): Likewise.
2882 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
2884 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
2885 MPC as part of GCC before describing configuring with --with-gmp etc.
2886 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
2887 sources are present.
2889 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2892 * dwarf2out.c (clone_tree_hash): New function.
2893 (copy_decls_walk): Use it instead of clone_tree.
2895 2012-02-14 Richard Guenther <rguenther@suse.de>
2897 PR tree-optimization/52244
2898 PR tree-optimization/51528
2899 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
2900 replacements for integral types.
2902 2012-02-14 Walter Lee <walt@tilera.com>
2904 * config.gcc: Handle tilegx and tilepro.
2905 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
2907 Add HAVE_AS_TLS check for tilegx and tilepro.
2908 * configure: Regenerate.
2909 * doc/contrib.texi: Add Mat Hostetter and self.
2910 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
2911 Document instruction intrinsics and network accessing intrinsics.
2912 (TILEPro Built-in Functions): New node. Document instruction
2913 intrinsics and network accessing intrinsics.
2914 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
2915 (Specific, tilepro-*-linux*): Likewise.
2916 * doc/invoke.texi (TILE-Gx Options): New section.
2917 (TILEPro Options): New section.
2918 * doc/md.texi (TILE-Gx): New section.
2919 (TILEPro): New section.
2920 * common/config/tilegx/tilegx-common.c: New file.
2921 * common/config/tilepro/tilepro-common.c: New file.
2922 * config/tilegx/constraints.md: New file.
2923 * config/tilegx/linux.h: New file.
2924 * config/tilegx/mul-tables.c: New file.
2925 * config/tilegx/predicates.md: New file.
2926 * config/tilegx/sync.md: New file.
2927 * config/tilegx/t-tilegx: New file.
2928 * config/tilegx/tilegx-builtins.h: New file.
2929 * config/tilegx/tilegx-c.c: New file.
2930 * config/tilegx/tilegx-generic.md: New file.
2931 * config/tilegx/tilegx-modes.def: New file.
2932 * config/tilegx/tilegx-multiply.h: New file.
2933 * config/tilegx/tilegx-protos.h: New file.
2934 * config/tilegx/tilegx.c: New file.
2935 * config/tilegx/tilegx.h: New file.
2936 * config/tilegx/tilegx.md: New file.
2937 * config/tilegx/tilegx.opt: New file.
2938 * config/tilepro/constraints.md: New file.
2939 * config/tilepro/gen-mul-tables.cc: New file.
2940 * config/tilepro/linux.h: New file.
2941 * config/tilepro/mul-tables.c: New file.
2942 * config/tilepro/predicates.md: New file.
2943 * config/tilepro/t-tilepro: New file.
2944 * config/tilepro/tilepro-builtins.h: New file.
2945 * config/tilepro/tilepro-c.c: New file.
2946 * config/tilepro/tilepro-generic.md: New file.
2947 * config/tilepro/tilepro-modes.def: New file.
2948 * config/tilepro/tilepro-multiply.h: New file.
2949 * config/tilepro/tilepro-protos.h: New file.
2950 * config/tilepro/tilepro.c: New file.
2951 * config/tilepro/tilepro.h: New file.
2952 * config/tilepro/tilepro.md: New file.
2953 * config/tilepro/tilepro.opt: New file.
2955 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2957 PR tree-optimization/52210
2958 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
2959 vect_model_simple_cost with two entry vect_def_type array instead
2960 of an address of dt.
2962 2012-02-14 Richard Guenther <rguenther@suse.de>
2965 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
2966 Do not stream DECL_QUALIFIER.
2967 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
2968 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
2969 (find_decls_types_r): Do not walk DECL_QUALIFIER.
2971 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2974 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
2977 2012-02-13 Jakub Jelinek <jakub@redhat.com>
2980 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
2981 * cselib.c (cselib_subst_to_values_from_insn): New function.
2982 * sched-deps.c (add_insn_mem_dependence,
2983 sched_analyze_1, sched_analyze_2): Use it.
2985 2012-02-13 Jan Hubicka <jh@suse.cz>
2988 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
2990 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
2992 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
2993 (GTM_SELF_SPECS): Define if not already defined.
2994 (driver_self_specs): Add GTM_SELF_SPECS.
2995 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
2996 (GTM_SELF_SPECS): Define.
2997 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
2998 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
3000 2012-02-13 Jakub Jelinek <jakub@redhat.com>
3002 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
3005 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
3008 * omp-low.c (expand_omp_for): If a static schedule without chunk size
3009 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
3011 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
3014 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
3016 2012-02-13 Richard Guenther <rguenther@suse.de>
3018 PR translation/52211
3019 * passes.c (enable_disable_pass): Fix typo.
3021 2012-02-13 Jakub Jelinek <jakub@redhat.com>
3024 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
3025 XOR for reduce_bit_field if type is unsigned.
3027 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
3029 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
3030 disallow changes from SFmode to mode with different size in FP regs.
3032 2012-02-12 Robert Millan <rmh@gnu.org>
3033 Gerald Pfeifer <gerald@pfeifer.com>
3035 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
3038 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
3040 PR rtl-optimization/52175
3041 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
3042 to frame-related instructions.
3044 2012-02-10 Jason Merrill <jason@redhat.com>
3047 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
3048 (demangle_new_symbols): Fill it.
3049 (scan_linker_output): Walk it.
3050 (start_tweaking): Split out from scan_linker_output.
3051 (maybe_tweak): Update sym->chosen.
3052 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
3054 2012-02-11 Jakub Jelinek <jakub@redhat.com>
3057 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
3059 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
3061 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
3062 having the same mode as previous compare.
3064 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
3066 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
3067 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
3068 (nonlocal_goto_internal): Likewise.
3069 (nonlocal_goto): Emit a use and an indirect jump directly.
3071 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
3074 * doc/extend.texi : Update comments for __atomic_compare_exchange and
3075 __atomic_{is,always}_lock_free.
3077 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
3080 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
3081 negative constant address for TARGET_X32.
3083 2012-02-10 Richard Henderson <rth@redhat.com>
3085 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
3086 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
3087 for GIMPLE_TRANSACTION. Tidy if's into a switch.
3089 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3090 Ira Rosen <irar@il.ibm.com>
3092 PR tree-optimization/50031
3093 * targhooks.c (default_builtin_vectorization_cost): Handle
3095 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
3096 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
3097 all types of reduction and pattern statements.
3098 (vect_estimate_min_profitable_iters): Likewise.
3099 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
3100 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
3101 for explicit realigns.
3102 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
3103 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
3105 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
3106 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
3107 vec_perm for VSX and handle vec_promote_demote.
3109 2012-02-10 Jakub Jelinek <jakub@redhat.com>
3112 * builtins.c (fold_builtin_atomic_always_lock_free,
3113 expand_builtin_atomic_always_lock_free,
3114 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
3115 Return and/or test boolean_true_node/boolean_false_node instead of
3116 integer_one_node/integer_zero_node.
3118 2012-02-10 Jan Hubicka <jh@suse.cz>
3121 * predict.c (predict_paths_for_bb): Prevent looping.
3122 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
3124 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
3126 * config/arm/arm.c (output_move_double): In one case properly
3127 count number of instructions that will be emitted.
3129 2012-02-10 Richard Guenther <rguenther@suse.de>
3131 PR translation/52193
3132 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
3134 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
3137 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
3139 2012-02-09 Jakub Jelinek <jakub@redhat.com>
3142 * var-tracking.c (emit_note_insn_var_location): If
3143 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
3144 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
3145 non-NOTE_DURING_CALL_P insn.
3147 2012-02-09 Bin Cheng <bin.cheng@arm.com>
3150 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
3152 2012-02-08 Magnus Granberg <zorry@gentoo.org>
3155 * gcc.c (switch_matches) Support switches with separated form,
3158 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
3160 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
3162 (RAMPZ_ADDR): Ditto.
3163 * config/avr/avr.c (avr_addr_t): New typedef.
3164 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
3165 (avr_init_expanders): Initialize it.
3166 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
3168 (expand_epilogue): Ditto.
3169 (avr_print_operand): Ditto.
3170 (avr_file_start): Ditto.
3171 (avr_emit_movmemhi): Ditto.
3173 2012-02-08 Richard Guenther <rguenther@suse.de>
3175 PR tree-optimization/46886
3176 * tree-flow.h (do_while_loop_p): Declare.
3177 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
3178 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
3180 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
3182 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
3183 always succeed for integers larger than a native word.
3185 2012-02-08 Richard Guenther <rguenther@suse.de>
3187 PR rtl-optimization/52170
3188 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
3189 properly handle integer vector modes.
3191 2012-02-08 Jakub Jelinek <jakub@redhat.com>
3193 PR gcov-profile/52150
3194 * coverage.c: Include target.h.
3195 (build_var): Call targetm.strip_name_encoding on the assembler name.
3196 Change one _ into . or $ if the target allows it.
3197 * Makefile.in (coverage.o): Depend on $(TARGET_H).
3199 PR rtl-optimization/52139
3200 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
3201 is a BARRIER after emit_insn_after_noloc, move BB_END
3202 to the last non-BARRIER insn before it.
3204 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
3207 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
3208 (mips_gimplify_va_arg_expr): Call it instead of
3209 std_gimplify_va_arg_expr.
3211 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
3213 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
3214 message for -mno-pointers-to-nested-function.
3216 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
3219 * expr.c (get_inner_reference): If there is an offset, add a negative
3220 bit position to it (if any).
3222 2012-02-07 Jakub Jelinek <jakub@redhat.com>
3224 PR rtl-optimization/52060
3225 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
3226 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
3227 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
3228 and/or i0src_copy2 when needed.
3230 2012-02-07 Jakub Jelinek <jakub@redhat.com>
3232 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
3233 or LTOPLUGINSONAME if have_c.
3235 * config/freebsd-spec.h: Add comment about what macros can be defined
3237 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
3238 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
3241 2012-02-07 Richard Guenther <rguenther@suse.de>
3243 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
3244 newline in -alias dumps.
3246 2012-02-07 Kai Tietz <ktietz@redhat.com>
3247 Dave Korn <dave.korn.cygwin@gmail.com>
3250 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
3251 Take care that typinfo gets dllexport-attribute.
3253 2012-02-07 Jakub Jelinek <jakub@redhat.com>
3256 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
3257 if modifier < EXPAND_SUM call force_operand on the result.
3259 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
3261 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
3262 adding __forwarder_dst__ prefix if a forwarder_section attribute is
3264 (epiphany_function_type): Replace types for specific interrupts with
3265 EPIPHANY_FUNCTION_INTERRUPT.
3266 (EPIPHANY_INTERRUPT_P): Update.
3267 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
3268 New static function.
3269 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
3270 <disinterrupt>: Affects type identity.
3271 (epiphany_handle_interrupt_attribute): Handle variable number of
3273 (epiphany_compute_function_type): Update for new
3274 epiphany_function_type definition.
3275 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
3276 handlers with a longcall forwarder.
3277 (epiphany_start_function): Handle multiple interrupt arguments and/or
3278 forwarder_section attribute.
3280 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
3283 2012-02-07 Alan Modra <amodra@gmail.com>
3286 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
3289 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3291 PR tree-optimization/50969
3292 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
3293 use vec_perm rather than vector_stmt.
3294 (vect_model_load_cost): Likewise.
3295 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
3296 vec_perm to be the same as other vector statements.
3297 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
3298 cost of vec_perm for TARGET_VSX.
3300 2012-02-06 Richard Guenther <rguenther@suse.de>
3302 PR tree-optimization/52115
3303 * tree-sra.c (access_has_replacements_p): New function.
3304 (sra_modify_assign): Use it to decide whether a use is uninitialized.
3306 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
3309 * trans-mem.c (expand_call_tm): Add an assertion.
3310 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
3313 2012-02-06 Richard Guenther <rguenther@suse.de>
3315 PR tree-optimization/50955
3316 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
3317 raise cost of expressions that replace an address with an
3318 expression based on a different pointer.
3320 2012-02-06 Jakub Jelinek <jakub@redhat.com>
3323 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
3324 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
3326 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
3329 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
3330 -Weffc++ and specify guidelines come from second edition.
3332 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
3334 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
3335 (sibcall_value_multiple_internal, call_split, call_internal_direct)
3336 (call_direct_split, call_value_split, call_value_internal_direct)
3337 (call_value_direct_split, call_value_multiple_split): Use jal and
3338 jal_macro attributes.
3340 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
3342 * reload1.c (reload_regs_reach_end_p): Replace with...
3343 (reload_reg_rtx_reaches_end_p): ...this function.
3344 (new_spill_reg_store): Update commentary.
3345 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
3346 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
3347 before setting new_spill_reg_store.
3348 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
3349 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
3350 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
3351 for non-spill reload registers.
3353 2012-02-05 Ira Rosen <irar@il.ibm.com>
3355 PR tree-optimization/52091
3356 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
3357 (vect_is_simple_use_1): Likewise.
3358 * tree-vect-loop.c (vectorizable_reduction): Update calls
3359 to vect_is_simple_use_1 and vect_is_simple_use.
3360 (vectorizable_live_operation): Likewise.
3361 * tree-vect-patterns.c (widened_name_p,
3362 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
3363 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
3364 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
3365 vectorizable_shift,vectorizable_operation, vectorizable_store,
3366 vectorizable_load): Likewise.
3367 (vect_is_simple_cond): Add an argument, pass it to
3368 vect_is_simple_use_1.
3369 (vectorizable_condition): Update calls to vect_is_simple_cond,
3371 (vect_is_simple_use): Add an argument, the statement in which
3372 OPERAND is used. Check that if OPERAND's def stmt is a double
3373 reduction phi node, the use is a phi node too.
3374 (vect_is_simple_use_1): Add an argument, pass it to
3376 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
3377 to vect_is_simple_use.
3379 2012-02-04 Jakub Jelinek <jakub@redhat.com>
3381 PR rtl-optimization/52095
3382 * modulo-sched.c (dump_insn_locator): New function.
3383 (loop_canon_p, sms_schedule): Use it.
3385 PR rtl-optimization/52113
3386 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
3387 even for decomposable shift/zext insns.
3389 2012-02-03 Jakub Jelinek <jakub@redhat.com>
3390 Zdenek Dvorak <ook@ucw.cz>
3392 PR rtl-optimization/52092
3393 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
3394 on get_iv_value result.
3396 2012-02-02 Andrew Pinski <apinski@cavium.com>
3400 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
3402 2012-02-02 Jakub Jelinek <jakub@redhat.com>
3405 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
3407 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
3409 PR rtl-optimization/49800
3410 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
3411 (sched_finish): Call regstat_free_n_sets_and_refs.
3413 2012-02-02 Jia Liu <proljc@gmail.com>
3415 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
3418 2012-02-02 Jan Hubicka <jh@suse.cz>
3419 Tom de Vries <tom@codesourcery.com>
3422 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
3423 * varpool.c (varpool_analyze_pending_decls): Likewise.
3425 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
3426 Jayant R Sonar <jayant.sonar@kpitcummins.com>
3428 * config.gcc: Add cr16-* support.
3430 * doc/extend.texi: Document cr16 extensions.
3431 * doc/install.texi: Document cr16 install.
3432 * doc/invoke.texi: Document cr16 options.
3433 * doc/md.texi: Document cr16 constraints.
3435 * common/config/cr16/cr16-common.c: New file.
3436 * config/cr16/cr16.c: New file.
3437 * config/cr16/cr16.h: New file.
3438 * config/cr16/cr16.md: New file.
3439 * config/cr16/cr16.opt: New file.
3440 * config/cr16/cr16-protos.h: New file.
3441 * config/cr16/predicates.md: New file.
3442 * config/cr16/constraints.md: New file.
3443 * config/cr16/t-cr16: New file.
3445 2012-02-02 Jakub Jelinek <jakub@redhat.com>
3448 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
3449 that operands[2] is either immediate, or q_regs_operand.
3451 PR tree-optimization/52073
3452 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
3453 a pattern stmt for pattern uses, ignore uses outside of the loop.
3455 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
3457 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
3458 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
3459 (OUT_AS1, OUT_AS2): Remove.
3461 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
3463 PR rtl-optimization/51374
3464 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
3465 to cross other volatile_refs_p insns.
3467 2012-02-01 Richard Guenther <rguenther@suse.de>
3469 * doc/invoke.texi (fno-inline): Clarify documentation.
3470 (finline-small-functions): Likewise.
3471 (finline-functions): Likewise.
3472 * common.opt (finline): Adjust comment and documentation.
3473 (finline-small-functions): Clarify documentation.
3474 (finline-functions): Likewise.
3475 (finline-functions-called-once): Likewise.
3477 2012-02-01 Tristan Gingold <gingold@adacore.com>
3479 * c-typeck.c (composite_type): Keep mode for pointers.
3481 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
3483 * function.h (regno_reg_rtx): Adjust comment.
3484 * reginfo.c (init_reg_modes_target): Only use the previous mode
3485 if it fits within one register. Remove MIPS comment.
3487 2012-01-31 Jakub Jelinek <jakub@redhat.com>
3490 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
3492 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3494 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
3495 to srak instruction.
3497 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3499 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
3501 2012-01-31 Jakub Jelinek <jakub@redhat.com>
3506 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
3508 2012-01-31 Richard Guenther <rguenther@suse.de>
3510 PR tree-optimization/51528
3511 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
3514 2012-01-31 Jakub Jelinek <jakub@redhat.com>
3519 * ree.c (add_removable_extension): Change def_map argument
3520 to unsigned *, store in def_map 1 + offset into *insn_list vector
3521 instead of pointers into the vector.
3522 (find_removable_extensions): Adjust caller.
3524 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
3526 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
3527 Transform all "* quoted-c-code" to { c-code }.
3528 Remove redundant test for "optimize" in combine patterns.
3529 Move (include "avr-dimode.md") to end of file.
3531 2012-01-30 Bin Cheng <bin.cheng@arm.com>
3534 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
3535 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
3537 2012-01-30 Richard Guenther <rguenther@suse.de>
3539 PR tree-optimization/52028
3540 * tree-loop-distribution.c (ldist_gen): Properly update
3543 2012-01-30 Jakub Jelinek <jakub@redhat.com>
3546 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
3547 set_cur_line_info_table if not emitting debug info.
3549 PR tree-optimization/52046
3550 * tree-vect-patterns.c (check_bool_pattern): Give up if
3551 a comparison could throw.
3554 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
3556 2012-01-30 Richard Guenther <rguenther@suse.de>
3558 PR tree-optimization/52045
3559 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
3560 SSA form if cfgcleanup did anything.
3562 2012-01-30 Richard Guenther <rguenther@suse.de>
3564 PR tree-optimization/52045
3565 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
3566 before computing final todo.
3568 2012-01-30 Richard Guenther <rguenther@suse.de>
3570 PR tree-optimization/51528
3571 * tree-sra.c (sra_modify_assign): Re-factor in preparation
3574 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
3576 * df-problems.c (df_kill_notes): Check that the use refers
3577 to the note under examination.
3579 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
3582 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
3583 parameter and use short-lived pseudos.
3584 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
3585 (sparc_expand_vector_init): Const-ify local variables and adjust
3586 calls to above functions.
3588 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
3590 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
3592 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
3594 * doc/invoke.texi: Make usage of "compile time" and
3595 "run time"/"runtime" consistent throughout the file.
3597 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
3599 * config/alpha/alpha.c (alpha_option_override): Default to
3600 full IEEE compliance mode for Go language.
3602 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
3604 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
3605 (LINK_SSP_SPEC): Define.
3607 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3610 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
3613 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
3615 * doc/invoke.texi: Correct hyphenation of "floating point",
3616 "double precision", and related terminology throughout the file.
3618 2012-01-28 Jakub Jelinek <jakub@redhat.com>
3621 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
3622 arm_general_register_operand predicate for operand 2 instead of
3625 2012-01-27 Ian Lance Taylor <iant@google.com>
3628 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
3629 * builtins.c (expand_builtin_init_trampoline): Add onstack
3630 parameter. Change caller.
3631 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
3632 * tree.c (build_common_builtin_nodes): Declare
3633 __builtin_init_heap_trampoline.
3635 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
3637 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
3638 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
3639 * config/avr/avr.c: Ditto.
3640 (avr_regnames): Remove because unused.
3641 * config/avr/avr.md (*cpse.ne): New peephole.
3642 (*cpse.eq): New peephole from former cpse peepholes.
3644 2012-01-27 Michael Eager <eager@eagercon.com>
3646 * config/microblaze.c (microblaze_emit_compare): Correct
3647 test after pcmp instruction.
3649 2012-01-27 Richard Guenther <rguenther@suse.de>
3651 PR tree-optimization/52020
3652 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
3654 2012-01-27 Richard Guenther <rguenther@suse.de>
3656 * ipa-pure-const.c (check_stmt): Clobbers do not make a
3657 function non-const/pure.
3659 2012-01-27 Richard Guenther <rguenther@suse.de>
3661 PR tree-optimization/50444
3662 * tree-sra.c (build_ref_for_offset): Properly adjust the
3663 MEM_REF type for unaligned accesses.
3665 2012-01-27 Richard Guenther <rguenther@suse.de>
3667 PR tree-optimization/50444
3668 * expr.c (mem_ref_refers_to_non_mem_p): New function.
3669 (expand_assignment): Use it. Properly handle misaligned
3670 bases when expanding stores to component references.
3671 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
3674 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
3677 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
3678 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
3679 * tree-data-ref.c (find_data_references_in_loop): Make static.
3680 (compute_all_dependences): Change return type to bool. Bail out
3681 for too many datarefs in a loop. Move the hunk resetting the data
3682 dependences vector from ...
3683 (compute_data_dependences_for_loop): ... here. Account for
3684 compute_all_dependences returning false.
3685 (compute_data_dependences_for_bb): Likewise.
3686 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
3687 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
3689 2012-01-27 Richard Guenther <rguenther@suse.de>
3692 * expr.c (store_field): Use the alias-set of the scratch memory
3695 2012-01-27 Tom de Vries <tom@codesourcery.com>
3697 PR tree-optimization/51990
3698 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
3700 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
3702 2012-01-27 Jakub Jelinek <jakub@redhat.com>
3705 * var-tracking.c (reverse_op): Don't add any reverse operation
3706 if V already has any constant locations.
3708 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
3710 * doc/invoke.texi: Correct usage of "command line" (noun)
3711 vs "command-line" (adjective) throughout.
3713 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
3715 * doc/invoke.texi (Language Independent Options): Move
3716 -Wcoverage-mismatch blurb from here....
3717 (Warning Options): ...to here.
3719 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
3721 * config/rs6000/rs6000.c (rs6000_option_override_internal):
3722 Set rs6000_always_hint to false for 476.
3724 2012-01-27 Matthias Klose <doko@ubuntu.com>
3726 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
3728 * incpath.c (add_standard_paths): Likewise.
3730 2012-01-27 Richard Henderson <rth@redhat.com>
3732 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3733 * config/m68k/sync.md (atomic_test_and_set): Rename from
3734 sync_test_and_setqi and adjust the operands.
3735 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
3736 and unconditionally enable.
3738 2012-01-27 Richard Henderson <rth@redhat.com>
3740 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3741 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
3742 (ldstub): Rename from ldstubqi.
3743 (ldstub<I24MODE>): Remove.
3745 2012-01-27 Richard Henderson <rth@redhat.com>
3747 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3748 * c-cppbuiltin.c (cpp_atomic_builtins): Define
3749 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
3750 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
3751 * doc/tm.texi: Rebuild.
3753 2012-01-27 Richard Henderson <rth@redhat.com>
3755 * optabs.c (gen_atomic_test_and_set): Remove default.
3756 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
3758 2012-01-26 Jakub Jelinek <jakub@redhat.com>
3760 PR rtl-optimization/51978
3761 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
3762 (combine_reaching_defs): Likewise.
3763 (struct re_info): Remove.
3764 (add_removable_extension): Remove x and data arguments,
3765 add insn, insn_list and def_map. Use the arguments directly
3766 instead of using struct re_info.
3767 (find_removable_extensions): Don't call add_removable_extension
3768 through note_stores, instead just call it with single_set
3770 (find_and_remove_re): Pass curr_cand->expr instead of
3771 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
3773 2012-01-26 Michael Matz <matz@suse.de>
3775 PR tree-optimization/46590
3776 * cfgexpand.c: Revert last change (r183305).
3777 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
3779 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
3780 checking for emptiness.
3782 2012-01-26 Jakub Jelinek <jakub@redhat.com>
3785 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
3786 non-addressable non-BLKmode base correctly.
3788 2012-01-26 Michael Matz <matz@suse.de>
3790 PR tree-optimization/48794
3791 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
3792 regions referenced from RESX/EH_DISPATCH.
3794 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3796 * config/s390/s390.h: Make BRANCH_COST an option.
3797 * config/s390/s390.opt: New option -mbranch-cost.
3799 2012-01-26 Richard Henderson <rth@redhat.com>
3801 Revert 2012-01-24 change:
3802 * trans-mem.c (requires_barrier): Do not instrument thread local
3803 variables and emit save/restore for them.
3805 2012-01-25 Jakub Jelinek <jakub@redhat.com>
3808 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
3811 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
3813 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
3816 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
3819 Rename __pgm to __flash.
3820 Rename __pgm1 to __flash1.
3821 Rename __pgm2 to __flash2.
3822 Rename __pgm3 to __flash3.
3823 Rename __pgm4 to __flash4.
3824 Rename __pgm5 to __flash5.
3825 Rename __pgmx to __memx.
3826 * doc/extend.texi (AVR Named Address Spaces)
3827 Rename address space names as indicated above.
3828 * config/avr/avr.c (avr_addrspace): Ditto.
3830 * config/avr/avr-protos.h
3831 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
3832 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
3833 * config/avr/predicates.md: Ditto.
3834 * config/avr/avr.c Ditto, and
3835 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
3836 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
3838 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
3839 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
3840 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
3841 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
3842 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
3843 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
3844 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
3845 * config/avr/avr.c: Ditto.
3846 * config/avr/avr.md: Ditto.
3848 2012-01-25 Jason Merrill <jason@redhat.com>
3851 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
3853 2012-01-25 Jakub Jelinek <jakub@redhat.com>
3855 PR tree-optimization/51987
3856 * tree-data-ref.c (get_references_in_stmt): Handle references in
3857 non-volatile GIMPLE_ASM.
3859 2012-01-25 Richard Guenther <rguenther@suse.de>
3861 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
3862 bases are dereferenced.
3864 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
3866 PR rtl-optimization/48374
3867 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
3869 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
3871 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
3872 compute_data_dependences_for_loop returns false.
3873 * tree-parloops.c (loop_parallel_p): Likewise.
3875 2012-01-25 Richard Guenther <rguenther@suse.de>
3877 * tree.h (get_pointer_alignment_1): Declare.
3878 * builtins.c (get_pointer_alignment_1): New function.
3879 (get_pointer_alignment): Use it.
3881 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3883 PR rtl-optimization/48308
3884 * combine.c (enum undo_kind): Add UNDO_LINKS.
3885 (struct undo): Add member l to other_contents and where.
3886 (do_SUBST_LINK): New.
3888 (try_combine): Handle LOG_LINKS for the dummy i1 case.
3889 (undo_all): Handle UNDO_LINKS.
3891 2012-01-25 Richard Henderson <rth@redhat.com>
3893 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
3896 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3898 * optabs.c (gen_atomic_test_and_set): Use each argument.
3900 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3902 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
3903 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
3904 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
3905 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
3906 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
3907 TARGET_PAIRED_SINGLE_FLOAT.
3909 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3911 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
3912 (in_struct, return_val): Remove MEM documentation.
3913 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
3914 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
3915 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
3917 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
3918 * cfgexpand.c (add_alias_set_conflicts): Likewise.
3919 * expr.c (store_field): Likewise.
3920 * function.c (assign_stack_temp_for_type): Likewise.
3921 * ifcvt.c (noce_try_cmove_arith): Likewise.
3922 * reload1.c (reload): Likewise.
3923 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
3924 (alpha_set_memflags): Likewise.
3925 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
3927 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3929 * rtl.h (true_dependence, canon_true_dependence): Remove varies
3931 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
3932 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
3933 (true_dependence_1, true_dependence, canon_true_dependence): Remove
3935 * cselib.c (cselib_rtx_varies_p): Delete.
3936 (cselib_invalidate_mem): Update call to canon_true_dependence.
3937 * dse.c (record_store, check_mem_read_rtx): Likewise.
3938 (scan_reads_nospill): Likewise.
3939 * cse.c (check_dependence): Likewise.
3940 (cse_rtx_varies_p): Delete.
3941 * expr.c (safe_from_p): Update call to true_dependence.
3942 * ira.c (validate_equiv_mem_from_store): Likewise.
3943 (memref_referenced_p): Likewise.
3944 * postreload-gcse.c (find_mem_conflicts): Likewise.
3945 * sched-deps.c (sched_analyze_2): Likewise.
3946 * store-motion.c (load_kills_store): Likewise.
3947 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
3948 * gcse.c (mems_conflict_for_gcse_p): Likewise.
3949 (compute_transp): Update call to canon_true_dependence.
3951 2012-01-25 Richard Henderson <rth@redhat.com>
3953 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
3954 (maybe_emit_atomic_test_and_set): New.
3955 (expand_sync_lock_test_and_set): Use it.
3956 (expand_atomic_test_and_set): Likewise.
3957 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
3958 the implementation; clarify implementation defined details.
3959 * doc/md.texi (atomic_test_and_set): Document.
3961 2012-01-25 Richard Henderson <rth@redhat.com>
3963 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
3965 2012-01-25 Richard Henderson <rth@redhat.com>
3968 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
3969 to effect no-op split.
3971 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
3974 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
3975 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
3976 (BT_FN_VOID_PTR_INT_SIZE): New.
3977 (BT_FN_UINT_UINT_VAR): Remove.
3978 (BT_FN_UINT32_UINT32_VAR): New.
3979 (BT_FN_DOUBLE_VPTR): Remove.
3980 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
3982 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
3983 (_ITM_changeTransactionMode): Same.
3984 (_ITM_memmoveRtWt): Change return type to void.
3985 (_ITM_memcpyRtWt): Same.
3986 (_ITM_memsetW): Same.
3987 (_ITM_RaRD): Change types to double.
3992 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
3994 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
3995 Patrick Marlier <patrick.marlier@gmail.com>
3997 * trans-mem.c (requires_barrier): Do not instrument thread local
3998 variables and emit save/restore for them.
4000 2012-01-24 Jason Merrill <jason@redhat.com>
4003 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
4004 output static aliases.
4006 2012-01-24 Jakub Jelinek <jakub@redhat.com>
4009 * common.opt (-pie, -shared, pie, shared): Change from Common to
4011 * gcc.c (display_help): Display help for -pie and -shared.
4013 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
4016 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
4017 Remove note on size/offset limitation.
4018 (AVR Variable Attributes): Add example how to read data located
4019 with progmem. Refer to named address spaces.
4020 * doc/invoke.texi (AVR Options): Fix typo.
4022 2012-01-24 Richard Guenther <rguenther@suse.de>
4024 Forward-port to trunk
4025 2010-09-21 Jakub Jelinek <jakub@redhat.com>
4028 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
4029 op0 isn't sufficiently aligned and there is movmisalignM
4030 insn for mode, use it to load op0 into a temporary register.
4032 2012-01-24 Jakub Jelinek <jakub@redhat.com>
4035 * target.def (const_not_ok_for_debug_p): New hook.
4036 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
4038 * doc/tm.texi: Regenerated.
4039 * dwarf2out.c (const_ok_for_output_1): If
4040 targetm.const_not_ok_for_debug_p returns true, fail.
4041 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
4043 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
4045 2012-01-23 Kai Tietz <ktietz@redhat.com>
4048 * config/i386/predicates.md (symbolic_operand): Allow
4049 UNSPEC_PCREL as PIC expression for lea.
4050 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
4051 * config/i386/i386.c (ix86_delegitimize_address): Handle
4052 UNSPEC_PCREL for none-MEM, too.
4054 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
4056 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
4057 (ipa_tm_create_version_alias): Same.
4059 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
4062 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
4063 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
4065 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
4066 Patrick Marlier <patrick.marlier@gmail.com>
4067 Iain Sandoe <developer@sandoe-acoustics.co.uk>
4070 * lto-wrapper.c (run_gcc): Pass the LTO section name to
4071 simple_object_start_read.
4073 2012-01-23 Richard Guenther <rguenther@suse.de>
4076 PR tree-optimization/51895
4077 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
4078 parameter decomposition into BLKmode components.
4080 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
4082 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
4083 fake variables for restrict-qualified pointers whose pointed-to type
4084 contains a placeholder.
4086 2012-01-23 Richard Guenther <rguenther@suse.de>
4088 PR tree-optimization/51949
4089 * ipa-split.c (execute_split_functions): Do not split malloc functions.
4091 2012-01-23 Jakub Jelinek <jakub@redhat.com>
4093 PR rtl-optimization/51933
4094 * ree.c (transform_ifelse): Return true right away if dstreg is
4095 already wider or equal to cand->mode.
4096 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
4097 (make_defs_and_copies_lists): Remove defs_list and copies_list
4098 arguments, add state argument, just truncate state->work_list
4099 instead of always allocating and freeing the vector. Assert that
4100 get_defs succeeds instead of returning 2. Changed return type to bool.
4101 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
4102 have ext_src_mode, see if it has been modified already with the
4103 right kind of extension and has been extended before from the
4104 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
4105 just return true. Remember the original mode in state->modified array.
4106 (combine_reaching_defs): Add state argument. Don't allocate and
4107 free here def_list, copied_list and vec vectors, instead just
4108 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
4109 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
4110 Add state variable, clear vectors in it, initialize state.modified
4111 if needed. Free all the vectors at the end and state.modified too.
4112 Don't skip a candidate if the extension expression has been modified.
4114 2012-01-22 Douglas B Rupp <rupp@gnat.com>
4117 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
4118 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
4119 (extra_options) interix.opt -> i386/interix.opt"
4120 (extra_objs):Add winnt-stubs.o
4121 * configure.ac: Add interix to target_os .comm on PE check.
4122 * configure: Regenerate.
4123 * config/interix3.h: Delete and move bits to..
4124 * config/interix.h: Delete and move bits to..
4125 * config/i386/i386-interix3.h: Delete and move bits to..
4126 * config/i386/i386-interix.h: ..here.
4127 (TARGET_CPU_DEFAULT): Remove redefinition.
4128 (TARGET_ASM_CONSTRUCTOR): Undefine.
4129 (SUBTARGET_SWITCHES): Define for ms-bitfields.
4130 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
4131 (PTRDIFF_TYPE): Define.
4132 (LONG_DOUBLE_TYPE_SIZE): Define.
4133 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
4134 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
4135 (TARGET_SECTION_TYPE_FLAGS): Define.
4136 (ASM_DECLARE_FUNCTION_NAME): Define.
4137 (ASM_OUTPUT_EXTERNAL): Define.
4138 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
4139 (ASM_OUTPUT_ALIGNED_BSS): Define.
4140 (PCC_BITFIELD_TYPE_MATTERS): Define.
4141 (USE_CONST_SECTION): Define.
4142 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
4143 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
4144 (SUPPORTS_ONE_ONLY): Remove.
4145 (I386_PE_STRIP_ENCODING): Define.
4146 * config/interix.opt: Delete and move bits to..
4147 * config/i386/interix.opt: ..here. New.
4148 (mpe-aligned-commons): Add.
4149 * config/i386/t-interix: Add copyright header.
4150 (winnt-stubs.o): Add rule.
4152 2012-01-22 Jason Merrill <jason@redhat.com>
4155 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
4156 for extra name aliases.
4158 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
4160 PR rtl-optimization/51924
4161 * ree.c (combine_set_extension): Improve debugging message.
4162 (combine_reaching_defs): Likewise.
4163 (get_defs): Rename confusingly named variable.
4164 (find_and_remove_re): Skip a candidate if the extension expression has
4167 2012-01-21 Robert Millan <rmh@gnu.org>
4168 Gerald Pfeifer <gerald@pfeifer.com>
4170 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
4171 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
4173 2012-01-20 Jakub Jelinek <jakub@redhat.com>
4175 PR tree-optimization/51914
4176 * tree-vect-stmts.c (vectorizable_conversion): For
4177 cvt_type && modifier == WIDEN, put temporary with cvt_type
4178 at the beginning of vec_dsts and set vec_dest to temporary
4181 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
4183 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
4185 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
4187 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
4188 * config/rs6000/rs6000.c: Likewise.
4190 2012-01-20 Jakub Jelinek <jakub@redhat.com>
4193 * config/arm/arm.c (arm_count_output_move_double_insns): Call
4194 output_move_double on a copy of operands array.
4196 2012-01-20 Cary Coutant <ccoutant@google.com>
4197 Dodji Seketeli <dodji@redhat.com>
4200 * dwarf2out.c (copy_declaration_context): Return ref to parent
4201 of declaration DIE, if necessary.
4202 (remove_child_or_replace_with_skeleton): Add new parameter; update
4203 caller. Place skeleton DIE under parent DIE of original declaration.
4204 Move call to copy_declaration_context to here ...
4205 (break_out_comdat_types): ... from here.
4207 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4209 PR rtl-optimization/51856
4210 * reload.c (find_reloads_subreg_address): Set the address_reloaded
4213 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4216 * config/arm/arm.c (arm_print_operand): Correct output of alignment
4217 hints for neon loads and stores.
4219 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
4223 * doc/extend.texi (Named Address Spaces): Split into subsections.
4224 (AVR Named Address Spaces): New subsection.
4225 (M32C Named Address Spaces): New subsection.
4226 (RL78 Named Address Spaces): New subsection.
4227 (SPU Named Address Spaces): New subsection.
4228 (Variable Attributes): New anchor "AVR Variable Attributes".
4229 (AVR Variable Attributes): Rewrite and avoid wording
4230 "address space" in this context.
4231 * doc/invoke.texi (AVR Options): Rewrite and add documentation
4232 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
4233 (AVR Built-in Macros): New subsubsection therein.
4234 * doc/md.texi (AVR constraints): Remove "C04", "R".
4236 2012-01-20 Richard Guenther <rguenther@suse.de>
4238 PR tree-optimization/51903
4239 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
4240 when removing stmts.
4242 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4245 * config/arm/arm.c (arm_load_pic_register): Use
4246 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
4247 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
4248 (arm_pic_static_addr): Likewise.
4249 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
4250 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
4251 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
4252 (pic_load_addr_unified): New.
4254 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
4257 * function.c (instantiate_virtual_regs_in_insn): Use
4258 delete_insn_and_edges when removing a wrong asm insn.
4260 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
4262 PR rtl-optimization/40761
4263 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
4264 Add new member loop_num.
4265 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
4266 (ira_build): Remove the parameter.
4268 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
4269 (ira.c): Do not build CFG loops for one region allocation. Remove
4270 argument from ira_build call.
4272 * ira-build.c (init_loop_tree_node): New function.
4273 (create_loop_tree_nodes): Use it. Separate the case when CFG
4274 loops are not built.
4275 (more_one_region_p): Check current_loops.
4276 (finish_loop_tree_nodes): Separate the case when CFG loops are not
4278 (add_loop_to_tree): Process loop equal to NULL too.
4279 (form_loop_tree): Separate the case when CFG loops are not built.
4280 Use explicitly number for the root.
4281 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
4283 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
4284 instead of loop->num.
4285 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
4286 (mark_all_loops_for_removal): Ditto.
4287 (remove_unnecessary_regions): Separate the case when CFG loops
4289 (ira_build): Remove the parameter. Use explicit number of regions
4290 when CFG loops are not built.
4292 * ira-color.c (print_loop_title): Separate the case for the root node.
4293 Use loop_num instead of loop->num.
4294 (move_spill_restore): Use loop_num instead of loop->num.
4296 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
4297 (change_loop): Ditto.
4298 (change_loop): Use loop_num instead of loop->num.
4300 * ira-lives.c (process_bb_node_lives): Ditto.
4302 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
4304 * ira-conflicts.c (print_allocno_conflicts): Ditto.
4306 2012-01-19 Jakub Jelinek <jakub@redhat.com>
4309 * tree-mudflap.c (mf_artificial): New function.
4310 (execute_mudflap_function_ops, execute_mudflap_function_decls,
4311 mx_register_decls, mudflap_enqueue_decl): Use it.
4314 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
4315 numbers in the insn pattern.
4317 2012-01-19 Michael Matz <matz@suse.de>
4319 PR tree-optimization/46590
4320 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
4321 use it in remembering which conflicts we already created.
4322 (add_scope_conflicts): Adjust call to above, (de)allocate helper
4325 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
4328 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
4329 (merge_and_complain): Same.
4331 2012-01-19 Jakub Jelinek <jakub@redhat.com>
4334 * config/initfini-array.h: Guard content of the header
4335 with #ifdef HAVE_INITFINI_ARRAY.
4336 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
4337 Add initfini-array.h to tm_file here.
4338 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
4339 * config.gcc: Don't add initfini-array.h to tm_file here.
4340 * configure: Regenerated.
4342 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
4344 PR rtl-optimization/51505
4345 * df-problems.c (df_kill_notes): New parameter live. Update comment.
4346 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
4347 (df_note_bb_compute): Update the call to df_kill_notes.
4349 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
4351 * trans-mem.c (requires_barrier): Remove call to is_global_var.
4353 2012-01-18 Richard Guenther <rguenther@suse.de>
4355 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
4356 of conversions to void *.
4358 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4359 Richard Sandiford <rdsandiford@googlemail.com>
4363 * optabs.h (simplify_expand_binop): Declare.
4364 * optabs.c (simplify_expand_binop): Make global.
4365 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
4366 endian targets if the source cannot be exactly covered by word
4369 2012-01-17 Jakub Jelinek <jakub@redhat.com>
4372 * hard-reg-set.h (struct hard_reg_set_container): New type.
4373 * target.h (struct hard_reg_set_container): Forward declare.
4374 * target.def (set_up_by_prologue): New target hook.
4375 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
4376 * doc/tm.texi: Regenerated.
4377 * function.c (thread_prologue_and_epilogue_insns): Change
4378 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
4379 Call targetm.set_up_by_prologue on it.
4380 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
4381 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
4383 2012-01-17 Nick Clifton <nickc@redhat.com>
4385 * config/rx/rx.c (rx_can_use_simple_return): New function.
4386 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
4387 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
4389 2012-01-17 Richard Guenther <rguenther@suse.de>
4392 * expr.c (expand_assignment): Take address-space information
4393 from the address operand of MEM_REF and TARGET_MEM_REF.
4394 (expand_expr_real_1): Likewise.
4396 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4398 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
4399 reload dump is requested.
4401 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
4404 * trans-mem.c (requires_barrier): Call may_be_aliased.
4406 2012-01-17 Jakub Jelinek <jakub@redhat.com>
4408 PR tree-optimization/51877
4409 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
4410 call arguments and fndecls compare equal, instead return false if they
4411 don't. Return true only if lhs1 and lhs2 are either both NULL, or
4412 both SSA_NAMEs that are valueized the same, or they satisfy
4415 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4417 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
4419 * configure: Regenerate.
4421 2012-01-16 Jan Hubicka <jh@suse.cz>
4425 * convert.c (convert_to_integer): Use fold_convert for
4426 converting an INTEGER_CST to integer type.
4428 2012-01-16 Jason Merrill <jason@redhat.com>
4431 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
4433 2012-01-16 Jakub Jelinek <jakub@redhat.com>
4436 * config/s390/s390.c (s390_chunkify_start): Don't skip
4437 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
4438 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
4439 If insn is followed by NOTE_INSN_VAR_LOCATION or
4440 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
4441 Don't use location of note insns.
4443 PR tree-optimization/51865
4444 * tree-inline.c (tree_function_versioning): Call remap_decl
4445 on DECL_RESULT whenever it has VOID_TYPE_P type.
4447 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
4449 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
4450 for calls to locally-binding MIPS16 functions if only the return
4451 type uses float regs.
4453 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
4454 Richard Sandiford <rdsandiford@googlemail.com>
4456 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
4457 (SYMBOL_32_HIGH): Likewise.
4458 (mips_output_tls_reloc_directive): Declare.
4459 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
4460 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
4461 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
4462 (mips_lo_relocs, mips_hi_relocs): Make extern.
4463 (mips16_stub_function): Move up file.
4464 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
4465 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
4466 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
4467 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
4468 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
4469 (mips_get_tp): Add MIPS16 support.
4470 (mips_legitimize_tls_address): Remove MIPS16 sorry().
4471 Generalize DTPREL and TPREL handling.
4472 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
4473 Add MIPS16 TLS support.
4474 (mips_output_tls_reloc_directive): New function.
4475 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
4476 * config/mips/predicates.md (symbolic_operand_with_high)
4477 (tls_reloc_operand): New predicates.
4478 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
4479 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
4480 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
4481 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
4482 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
4483 (*tls_get_tp_mips16_call_<mode>): Likewise.
4485 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
4487 PR rtl-optimization/51821
4488 * recog.c (peep2_find_free_register): Determine clobbered registers
4491 2012-01-14 Denis Chertykov <chertykov@gmail.com>
4494 * config/avr/avr-protos.h: Revert change of 2012-01-09.
4495 * config/avr/avr.c: Likewise.
4496 * config/avr/avr.h: Likewise.
4498 2012-01-13 Ian Lance Taylor <iant@google.com>
4501 * tree.h (TYPE_QUALS): Add cast to int.
4502 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
4504 2012-01-13 Ian Lance Taylor <iant@google.com>
4506 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
4507 comparing param_index to VEC_length result.
4509 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
4511 * c-decl.c: Do not include tree-mudflap.h
4512 * tree-optimize.c: Likewise.
4513 * Makefile.in: Update dependencies.
4515 2012-01-13 Richard Guenther <rguenther@suse.de>
4518 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
4519 variable-sized result always use RSO.
4521 2012-01-12 DJ Delorie <dj@redhat.com>
4523 * cfgexpand.c (convert_debug_memory_address): Allow any valid
4524 pointer type, not just the default pointer type.
4526 2012-01-09 Richard Henderson <rth@redhat.com>
4527 Denis Chertykov <chertykov@gmail.com>
4530 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
4531 * config/avr/avr.c (avr_can_eliminate): Simplify.
4532 (avr_initial_elimination_offset): Likewise.
4533 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
4534 (expand_epilogue): Likewise.
4535 (avr_legitimize_address): Gut.
4536 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
4537 (avr_hard_regno_nregs): New.
4538 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
4539 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
4540 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
4541 add soft frame pointer.
4542 (CALL_USED_REGISTERS): Likewise.
4543 (REG_CLASS_CONTENTS): Likewise.
4544 (REGISTER_NAMES): Likewise.
4545 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
4546 (HARD_FRAME_POINTER_REGNUM): New.
4547 (FRAME_POINTER_REGNUM): Use soft frame pointer.
4548 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
4549 remove the HARD_FRAME_POINTER self-elimination.
4551 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
4554 * config/avr/avr.c (avr_encode_section_info): Test for absence of
4555 DECL_EXTERNAL when checking for initializers of progmem variables.
4557 2012-01-12 Ira Rosen <irar@il.ibm.com>
4559 PR tree-optimization/51799
4560 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
4561 that the last operation is a type demotion.
4563 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
4565 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
4566 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
4568 2012-01-11 Jakub Jelinek <jakub@redhat.com>
4571 * combine.c (distribute_notes): If i3 is a noreturn call,
4572 allow old_size to be equal to args_size and make sure the
4573 noreturn call gets REG_ARGS_SIZE note.
4574 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
4575 on noreturn calls even when the delta is 0.
4577 2012-01-11 Nathan Sidwell <nathan@acm.org>
4579 * gcov.c (STRING_SIZE): Remove.
4580 (generate_results): Erase annotations for source files with no
4581 coverage information.
4583 (output_lines): Use it.
4585 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
4587 * gimple.h (gimplify_body): Remove first argument.
4588 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
4589 pointer set here, instead just pass DATA to walk_tree.
4590 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
4591 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
4592 (unvisit_body): Likewise, but with unmark_visited.
4593 (gimplify_body): Remove BODY_P argument and adjust.
4594 (gimplify_function_tree): Adjust call to gimplify_body.
4595 * omp-low.c (finalize_task_copyfn): Likewise.
4597 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
4599 * tree.h (build_function_decl_skip_args): Add boolean parameter.
4600 (build_function_type_skip_args): Delete.
4601 * tree.c (build_function_type_skip_args): Make static and add
4602 SKIP_RETURN parameter. Fix thinko in the handling of variants.
4603 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
4604 pass it to build_function_type_skip_args.
4605 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
4606 (tree_function_versioning): Likewise.
4607 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
4608 build_function_decl_skip_args.
4609 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
4610 and pass it to build_function_decl_skip_args/tree_function_versioning.
4611 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
4612 * ipa-inline-transform.c (save_inline_function_body): Likewise.
4613 * trans-mem.c (ipa_tm_create_version): Likewise.
4614 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
4615 * tree-inline.c (declare_return_variable): Remove always-true test.
4616 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
4617 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
4618 * ipa-split.c (split_function): Skip the return value for the split
4619 part if it doesn't return.
4621 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4623 PR tree-optimization/49642
4624 * ipa-split.c (forbidden_dominators): New variable.
4625 (check_forbidden_calls): New function.
4626 (dominated_by_forbidden): Likewise.
4627 (consider_split): Check for forbidden dominators.
4628 (execute_split_functions): Initialize and free forbidden
4629 dominators info; call check_forbidden_calls.
4631 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4633 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
4635 2012-01-11 Nick Clifton <nickc@redhat.com>
4637 * config/rx/rx.md (return): Define pattern.
4639 2012-01-11 Richard Guenther <rguenther@suse.de>
4641 * doc/extend.texi (malloc attribute): Adjust according to
4644 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
4645 Patrick Marlier <patrick.marlier@gmail.com>
4648 * trans-mem.c (get_cg_data): Traverse aliases if requested.
4649 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
4650 (ipa_tm_note_irrevocable): Same.
4651 (ipa_tm_scan_irr_block): Same.
4652 (ipa_tm_decrement_clone_counts): Same.
4653 (ipa_tm_scan_irr_function): Same.
4654 (ipa_tm_create_version_alias): Same.
4655 (ipa_tm_create_version): Same.
4656 (ipa_tm_transform_calls_redirect): Same.
4657 (ipa_tm_transform_calls): Same.
4658 (ipa_tm_transform_transaction): Same.
4659 (ipa_tm_execute): Same.
4661 2012-01-10 Richard Guenther <rguenther@suse.de>
4664 * opts.c (common_handle_option): Handle -Werror.
4666 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
4668 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
4671 2012-01-10 Jason Merrill <jason@redhat.com>
4673 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
4676 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4678 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
4679 supports R_386_TLS_GD_PLT reloc.
4680 (gcc_cv_as_ix86_tlsldmplt): Check if linker
4681 supports R_386_TLS_LDM_PLT reloc.
4682 * configure: Regenerate.
4683 * config.in: Regenerate.
4685 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
4688 Extend __pgmx semantics to linearize memory.
4689 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
4690 determine if code comes inline or from libgcc.
4691 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
4692 (movmem_qi, movmem_qi): Set constraint #2 to "n".
4693 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
4694 (movmemx_qi, movmemx_hi): New insns.
4695 (xload_<mode>_libgcc): Rewrite to new insn condition.
4696 (xload_<mode>): Remove insns.
4697 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
4698 cases that don't satisfy avr_xload_libgcc_p().
4699 (avr_addr_space_convert): Allow converting in any direction.
4700 (avr_addr_space_subset_p): Return always true.
4701 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
4702 (avr_emit_movmemhi): Ditto.
4703 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
4704 (avr_out_movmem): Ditto.
4705 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
4706 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
4707 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
4708 (avr_encode_section_info): Encode 'progmem' in symbol flags.
4709 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
4711 2012-01-10 Richard Guenther <rguenther@suse.de>
4713 PR tree-optimization/50913
4714 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
4715 Require data-refs to be representable by Graphite with respect
4718 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
4720 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
4721 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
4723 2012-01-10 Tom de Vries <tom@codesourcery.com>
4725 PR rtl-optimization/51271
4726 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
4727 handling annulled branch.
4729 2012-01-10 Richard Henderson <rth@redhat.com>
4731 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
4732 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
4733 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
4734 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
4735 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
4736 arm_expand_vec_perm_const): New.
4737 * config/arm/arm-protos.h: Update.
4738 * config/arm/neon.md (UNSPEC_VCONCAT): New.
4739 (*neon_vswp<VDQX>): New.
4740 (neon_vcombine<VDX>): Use neon_split_vcombine.
4741 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
4742 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
4743 (vec_perm<VE>): New.
4745 2012-01-10 Richard Henderson <rth@redhat.com>
4747 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
4748 use it if reload_completed.
4749 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
4750 arm_output_asm_insn, arm_process_output_memory_barrier,
4751 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
4752 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
4753 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
4754 arm_process_output_sync_insn, arm_output_sync_insn,
4755 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
4756 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
4757 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
4758 (emit_unlikely_jump): New.
4759 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
4760 (arm_split_atomic_op): New.
4761 * config/arm/arm-protos.h: Update.
4762 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
4763 (struct arm_sync_generator): Remove.
4764 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
4765 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
4766 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
4767 (VUNSPEC_LL, VUNSPEC_SC): New.
4768 (sync_result, sync_memory, sync_required_value, sync_new_value,
4769 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
4770 (attr length): Don't use arm_sync_loop_insns.
4771 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
4772 (movsfcc, movdfcc): Likewise.
4773 * config/arm/constraints.md (Ua): New.
4774 * config/arm/prediates.md (mem_noofs_operand): New.
4775 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
4776 (sync_clobber, sync_t2_reqd): Remove.
4777 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
4778 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
4779 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
4780 (arm_sync_compare_and_swap<SIDI>): Remove.
4781 (arm_sync_compare_and_swap<NARROW>): Remove.
4782 (arm_sync_lock_test_and_set<SIDI>): Remove.
4783 (arm_sync_lock_test_and_set<NARROW>): Remove.
4784 (arm_sync_new_<syncop><SIDI>): Remove.
4785 (arm_sync_new_<syncop><NARROW>): Remove.
4786 (arm_sync_new_nand<SIDI>): Remove.
4787 (arm_sync_new_nand<NARROW>): Remove.
4788 (arm_sync_old_<syncop><SIDI>): Remove.
4789 (arm_sync_old_<syncop><NARROW>): Remove.
4790 (arm_sync_old_nand<SIDI>): Remove.
4791 (arm_sync_old_nand<NARROW>): Remove.
4792 (*memory_barrier): Merge arm_output_memory_barrier.
4793 (atomic_compare_and_swap<QHSD>): New.
4794 (atomic_compare_and_swap<NARROW>_1): New.
4795 (atomic_compare_and_swap<SIDI>_1): New.
4796 (atomic_exchange<QHSD>): New.
4797 (cas_cmp_operand, cas_cmp_str): New.
4798 (atomic_op_operand, atomic_op_str): New.
4799 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
4800 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
4801 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
4802 (arm_load_exclusive<NARROW>): New.
4803 (arm_load_exclusivesi, arm_load_exclusivedi): New.
4804 (arm_store_exclusive<QHSD>): New.
4806 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
4808 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
4809 reload patterns if -mvsx-scalar-memory.
4811 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
4812 generated, even -mno-vsx-scalar-double was used.
4813 (vsx_xscvdpsp_scalar): Likewise.
4814 (vsx_xscvspdp_scalar2): Likewise.
4816 2012-01-09 Tom de Vries <tom@codesourcery.com>
4817 Andrew Pinski <apinski@cavium.com>
4820 * reorg.c (fill_slots_from_thread): Don't speculate
4821 frame-related insns.
4823 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
4825 * sched-int.h (bb_note): Move to...
4826 * basic-block.h: ...here.
4827 * haifa-sched.c (bb_note): Move to...
4828 * cfgrtl.c: ...here.
4829 * function.c (next_block_for_reg): New function.
4830 (move_insn_for_shrink_wrap): Likewise.
4831 (prepare_shrink_wrap): Rewrite to use the above.
4833 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
4835 * gimple.c (is_gimple_non_addressable): Remove.
4836 * gimple.h: Remove is_gimple_non_addressable.
4837 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
4838 is_gimple_non_addressable.
4839 * trans-mem.c (expand_assign_tm): Same.
4841 2012-01-09 Richard Guenther <rguenther@suse.de>
4843 PR tree-optimization/51775
4844 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
4845 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
4847 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4849 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
4851 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
4853 2012-01-09 Richard Guenther <rguenther@suse.de>
4855 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
4857 2012-01-08 Jan Hubicka <jh@suse.cz>
4859 PR tree-optimize/51680
4860 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
4861 on when known_vals needs to be computed; cleanup.
4863 2012-01-08 Jan Hubicka <jh@suse.cz>
4865 PR tree-optimize/51694
4866 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
4868 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
4870 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
4871 for -std=c++98 and -std=c++11 too.
4873 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
4875 * cfgloop.c (cancel_loop): Add free() of bbs array.
4877 2012-01-07 Jan Hubicka <jh@suse.cz>
4879 PR tree-optimization/51600
4880 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
4881 that benefits small functions.
4883 2012-01-07 Jan Hubicka <jh@suse.cz>
4885 * ipa-inline.c (want_inline_small_function_p): Fix formating.
4887 2012-01-07 Jan Hubicka <jh@suse.cz>
4889 PR tree-optimization/51680
4890 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
4891 whose inlining reduce unit size.
4893 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
4896 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
4897 Add canonical node to containing_mem chain after the non-canonical
4898 one, even if there weren't any locs to propagate.
4899 (remove_useless_values): Keep only canonical values.
4900 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
4901 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
4902 canonicalize mem_chain elements that are not discarded.
4904 2012-01-06 Jakub Jelinek <jakub@redhat.com>
4907 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
4908 before emitting functions.
4910 PR gcov-profile/50127
4911 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
4912 clear_aux_for_blocks.
4914 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
4917 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
4919 2012-01-06 Arnaud Charlet <charlet@adacore.com>
4921 * c-decl.c (ext_block): Moved up.
4922 (collect_all_refs, for_each_global_decl): Take ext_block into account.
4924 2012-01-06 Han Shen <shenhan@google.com>
4926 Translate built-in include paths for sysroot.
4927 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
4928 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
4930 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
4931 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
4933 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
4934 control whether sysroot should be prepended to gxx include dir.
4936 * configure: Regenerate.
4938 2012-01-06 Torvald Riegel <triegel@redhat.com>
4940 PR rtl-optimization/51771
4941 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
4942 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
4944 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
4946 PR tree-optimization/51315
4947 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
4948 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
4950 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
4953 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
4954 for shrp pattern. Correctly handle and fixup shift variable.
4955 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
4957 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4960 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
4961 note when !ACCUMULATE_OUTGOING_ARGS.
4963 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
4965 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
4967 (extract_range_from_unary_expr_1): Avoid useless computations.
4969 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4971 PR rtl-optimization/51767
4972 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
4973 of jump_block and add an extra edge for degenerated asm gotos.
4976 * stmt.c (check_unique_operand_names): Don't ICE during error
4977 reporting if i is from labels chain.
4980 * profile.c (branch_prob): Split bbs that have exit edge
4981 and need a fake entry edge too.
4983 2012-01-05 Jan Hubicka <jh@suse.cz>
4986 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
4989 2012-01-05 Richard Guenther <rguenther@suse.de>
4992 * tree-streamer-out.c (write_ts_optimization): New function.
4993 (streamer_write_tree_body): Call it.
4994 * tree-streamer-in.c (lto_input_ts_optimization): New function.
4995 (streamer_read_tree_body): Call it.
4996 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
4998 2012-01-05 Jakub Jelinek <jakub@redhat.com>
5001 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
5002 * gimplify.c (gimplify_cleanup_point_expr): Save and set
5003 in_cleanup_point_expr before gimplify_stmt call and restore it
5005 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
5006 in_cleanup_point_expr is false.
5008 2012-01-05 Richard Guenther <rguenther@suse.de>
5011 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
5013 * toplev.c (process_options): Reject combining mudflap and LTO.
5014 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
5016 2012-01-05 Richard Guenther <rguenther@suse.de>
5018 PR tree-optimization/51760
5019 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
5021 (bit_value_unop): Handle UNDEFINED operands.
5022 (bit_value_binop): Likewise.
5024 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
5026 * config/avr/avr.c (avr_replace_prefix): Remove.
5027 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
5028 (avr_asm_function_rodata_section): Ditto.
5029 (avr_asm_select_section): Ditto.
5031 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
5033 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
5036 2012-01-05 Jakub Jelinek <jakub@redhat.com>
5039 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
5040 calls that have any non-fake successor edges.
5043 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
5045 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
5047 PR tree-optimization/51624
5048 * tree-sra.c (build_ref_for_model): When replicating a chain of
5049 COMPONENT_REFs, stop as soon as the offset would become negative.
5051 2012-01-04 Jakub Jelinek <jakub@redhat.com>
5054 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
5055 in .debug_loc on the floor.
5057 2012-01-04 Andrew Pinski <apinski@cavium.com>
5059 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
5061 2012-01-04 Andrew Pinski <apinski@cavium.com>
5062 Adam Nemet <anemet@caviumnetworks.com>
5064 * config/mips/mips.md (size): Add SI and DI.
5065 (SIZE): New mode attribute.
5066 (U): New code attribute.
5067 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
5068 (mips_lbux_<mode>): Delete.
5069 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
5070 (mips_lhx): Use gen_mips_lhx_extsi.
5071 (mips_lhx_<mode>): Delete.
5073 (mips_l<size>x): New expand.
5074 (mips_lwx_<mode>): Delete.
5075 (mips_l<GPR:size>x_<P:mode>): New pattern.
5076 (*mips_lw<u>x_<P:mode>_ext): Likewise.
5077 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
5078 * config/mips/mips.c (mips_lx_address_p): New function.
5079 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
5080 (dsp64): New availability predicate.
5081 (mips_builtins): Add an entry for __builtin_mips_ldx.
5082 * config/mips/mips.h (ISA_HAS_LBX): New define.
5083 (ISA_HAS_LBUX): Likewise.
5084 (ISA_HAS_LHX): Likewise.
5085 (ISA_HAS_LHUX): Likewise.
5086 (ISA_HAS_LWX): Likewise.
5087 (ISA_HAS_LWUX): Likewise.
5088 (ISA_HAS_LDX): Likewise.
5089 * doc/extend.texi (__builtin_mips_ldx): Document.
5091 2012-01-04 Tristan Gingold <gingold@adacore.com>
5093 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
5094 when long pointers are used.
5095 * config.build (*-*-*vms*): Handle all OpenVMS targets.
5096 (alpha64-dec-*vms*, alpha*-dec-*vms*)
5097 (ia64-hp-*vms*): Remove.
5098 * config/vms/xm-vms64.h: Delete.
5100 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
5103 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
5105 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
5107 * opts.c (finish_options): Remove duplicate sorry.
5109 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
5112 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
5115 2012-01-04 Richard Guenther <rguenther@suse.de>
5118 * tree.c (size_low_cst): New function.
5119 * tree.h (size_low_cst): Declare.
5120 * fold-const.c (fold_comparison): Use it to extract the low
5121 part of the POINTER_PLUS_EXPR offset.
5123 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
5125 Fix clearing ZERO_REG
5126 * config/avr/avr.md (cc): Add alternative "ldi".
5127 (movqi_insn): Use it in cc attribute.
5128 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
5129 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
5130 (output_reload_insisf): Use ZERO_REG to pre-clear register.
5132 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5134 * configure: Regenerate.
5136 2012-01-04 Richard Guenther <rguenther@suse.de>
5138 PR tree-optimization/49651
5139 * tree-ssa-structalias.c (type_can_have_subvars): New function.
5140 (var_can_have_subvars): Use it.
5141 (get_constraint_for_1): Only consider subfields if there can be any.
5143 2012-01-03 Jakub Jelinek <jakub@redhat.com>
5146 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
5147 to its new canonical_cselib_val and the cselib_val was in
5148 first_containing_mem chain, but the canonical_cselib_val was not,
5149 add the latter into the chain.
5150 (cselib_invalidate_mem): Compare canonical_cselib_val of
5151 addr_list chain elt with v.
5154 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
5155 dwarf2out_undef): Allocate e.info using ggc_strdup instead
5157 (output_macinfo_op): Don't ggc_strdup fd->filename.
5158 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
5159 then ggc_strdup it. Don't free inc->info or cur->info.
5160 (output_macinfo): Don't free ref->info or file->info.
5162 2012-01-03 Ira Rosen <irar@il.ibm.com>
5164 PR tree-optimization/51269
5165 * tree-vect-loop-manip.c (set_prologue_iterations): Make
5166 first_niters a pointer.
5167 (slpeel_tree_peel_loop_to_edge): Likewise.
5168 (vect_do_peeling_for_loop_bound): Update call to
5169 slpeel_tree_peel_loop_to_edge.
5170 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
5171 here. Remove it from the parameters list.
5172 (vect_do_peeling_for_alignment): Update calls and compute
5175 2012-01-03 Richard Guenther <rguenther@suse.de>
5177 PR tree-optimization/51070
5178 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
5179 Properly handle calls.
5181 2012-01-03 Richard Guenther <rguenther@suse.de>
5183 PR tree-optimization/51692
5184 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
5185 the LHS of allocation stmts.
5187 2012-01-03 Olivier Hainque <hainque@adacore.com>
5189 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
5191 2012-01-03 Olivier Hainque <hainque@adacore.com>
5193 * collect2.c (main): In AIX specific computations for vector
5194 insertions, use CONST_CAST2 to cast from char ** to const char **.
5196 2012-01-03 Richard Guenther <rguenther@suse.de>
5199 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
5200 the context of a limbo DIE when it does not already exist.
5202 2012-01-03 Jakub Jelinek <jakub@redhat.com>
5204 PR tree-optimization/51719
5205 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
5206 but direct call is, clear direct call's lhs and don't add fallthrough
5207 edge from dcall_bb to join_bb and PHIs.
5209 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5211 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
5212 the instructions emitted by the pattern.
5213 ("*TDC_insn_<mode>"): Add comment.
5215 2012-01-03 Richard Guenther <rguenther@suse.de>
5218 * fold-const.c (fold_comparison): Properly canonicalize
5219 tree offset and HOST_WIDE_INT bit position.
5221 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
5223 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
5224 operands for extzv pattern.
5226 2012-01-02 Jakub Jelinek <jakub@redhat.com>
5229 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
5232 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
5234 * doc/invoke.texi (-flto and related options): Copy-edit.
5236 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
5238 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
5240 2012-01-02 Jakub Jelinek <jakub@redhat.com>
5242 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
5245 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
5247 * expr.h (move_by_pieces_ninsns): Declare.
5248 * expr.c (move_by_pieces_ninsns): Make external.
5249 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
5250 (mips_store_by_pieces_p): Likewise.
5251 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
5252 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
5253 * config/mips/mips.c (mips_move_by_pieces_p): New function.
5254 (mips_store_by_pieces_p): Likewise.
5256 2012-01-02 Jakub Jelinek <jakub@redhat.com>
5258 * passes.c (register_one_dump_file): Free full_name.
5260 * reload1.c (reload): Don't allocate reg_max_ref_width here.
5261 (calculate_elim_costs_all_insns): Free offsets_at and
5262 offsets_known_at at the end and clear the pointers.
5264 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
5266 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
5267 this option introduced in r180739.
5269 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
5272 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
5273 (tmake_file target=avr): Add avr/t-multilib.
5275 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
5276 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
5277 * config/avr/genmultilib.awk: New file.
5278 * config/avr/t-multilib: New auto-generated file.
5279 * config/avr/multilib.h: New auto-generated file.
5280 * config/avr/t-avr (AVR_MCUS): New variable.
5281 (genopt.sh): Use it.
5282 (s-mlib): Depend on t-multilib.
5283 (t-multilib, multilib.h): New dependencies.
5284 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
5285 (MULTILIB_OPTIONS): Remove.
5286 (MULTILIB_MATCHES): Remove.
5287 (MULTILIB_DIRNAMES): Remove.
5288 (MULTILIB_EXCEPTIONS): Remove:
5289 * config/avr/genopt.sh: Don't use hard coded file name;
5290 pass AVR_MCUS from t-avr instead.
5292 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
5294 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
5296 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
5298 Implement light-weight DImode support.
5299 * config/avr/avr-dimode.md: New file.
5300 * config/avr/avr.md: Include it.
5301 (adjust_len): Add plus64, compare64.
5302 (HIDI): Remove code iterator.
5303 (code_stdname): New code attribute.
5304 (rotx, rotsmode): Remove DI.
5305 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
5307 * config/avr/avr-protos.h (avr_have_dimode): New.
5308 (avr_out_plus64, avr_out_compare64): New.
5309 * config/avr/avr.c (avr_out_compare): Handle DImode.
5310 (avr_have_dimode): New variable definition and initialization.
5311 (avr_out_compare64, avr_out_plus64): New functions.
5312 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
5313 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
5314 (avr_compare_pattern): Skip DImode comparisons.
5316 2012-01-02 Revital Eres <revital.eres@linaro.org>
5318 * ddg.c (def_has_ccmode_p): New function.
5319 (add_cross_iteration_register_deps,
5320 create_ddg_dep_from_intra_loop_link): Call it.
5322 2012-01-02 Richard Guenther <rguenther@suse.de>
5325 * invoke.texi (fassociative-math): Remove spurious paranthesis.
5327 2012-01-01 Jakub Jelinek <jakub@redhat.com>
5329 * gcc.c (process_command): Update copyright notice dates.
5330 * gcov.c (print_version): Likewise.
5331 * gcov-dump.c (print_version): Likewise.
5332 * mips-tfile.c (main): Likewise.
5333 * mips-tdump.c (main): Likewise.
5335 2012-01-01 Ira Rosen <irar@il.ibm.com>
5337 PR tree-optimization/51704
5338 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
5339 a use is inside the basic block or loop before accessing its vect info.
5341 2012-01-01 Jan Hubicka <jhjh@suse.cz>
5343 PR rtl-optimization/51069
5344 * cfgloopmanip.c (remove_path): Removing path making irreducible
5345 region unconditional makes BB part of the region.
5347 2012-01-01 Jakub Jelinek <jakub@redhat.com>
5349 PR tree-optimization/51683
5350 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
5351 calls with side-effects.
5352 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
5354 Copyright (C) 2012 Free Software Foundation, Inc.
5356 Copying and distribution of this file, with or without modification,
5357 are permitted in any medium without royalty provided the copyright
5358 notice and this notice are preserved.