1 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
6 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
9 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
11 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
13 * config/i386/i386.c (legitimize_pic_address): Use
14 copy_to_suggested_reg instead of gen_movsi.
16 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
18 * config/rs6000/predicates.md (quad_memory_operand): Move most of
19 the code into quad_address_p and call it to share code with
20 vsx_quad_dform_memory_operand.
21 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
23 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
24 bit instead of being a separate word. Split -mpower9-dform into
25 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
26 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
27 for the register class supporting 128-bit quad word memory
29 (mode_supports_vsx_dform_quad): Helper function to return if the
30 register class uses quad word memory offsets.
31 (rs6000_debug_addr_mask): Add support for quad word memory
33 (rs6000_debug_reg_global): Always print if we are using LRA or
35 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
36 instructions are enabled, set up the appropriate addr_masks for
38 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
39 -mpower9-dform-scalar, instead of -mpower9-dform.
40 (rs6000_option_override_internal): Split -mpower9-dform into two
41 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
42 -mpower9-dform switch sets or clears both. If we are not using
43 the LRA register allocator, do not enable -mpower9-dform-vector by
44 default. If we are using LRA, enable -mpower9-dform-vector and
45 -mvsx-timode if it is appropriate. Issue a warning if either
46 -mpower9-dform-vector or -mvsx-timode are explicitly used without
48 (quad_address_offset_p): New helper function to return if the
49 offset is legal for quad word memory instructions.
50 (quad_address_p): New function to determin if GPR or vector
51 register quad word memory addresses are legal.
52 (mem_operand_gpr): Validate quad word address offsets.
53 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
54 d-form (register + offset) instructions.
55 (offsettable_ok_by_alignment): Likewise.
56 (rs6000_legitimate_offset_address_p): Likewise.
57 (legitimate_lo_sum_address_p): Likewise.
58 (rs6000_legitimize_address): Likewise.
59 (rs6000_legitimize_reload_address): Add more debug statements for
61 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
63 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
64 d-form instructions. Distinguish different cases in debug
65 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
67 (rs6000_preferred_reload_class): Likewise.
68 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
69 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
70 of the ISA 2.06 indexed memory instructions.
71 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
72 use them to save/restore the saved vector registers instead of
73 using Altivec instructions.
74 (rs6000_emit_epilogue): Likewise.
75 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
76 (rs6000_opt_masks): Split -mpower9-dform into
77 -mpower9-dform-scalar and -mpower9-dform-vector.
78 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
80 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
81 ISA 3.0 vector indexed memory instructions, and fold the code into
82 the normal mov<mode> patterns.
83 (p9_vecstore_<mode>): Likewise.
84 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
86 (vsx_movti_64bit): Likewise.
87 (vsx_movti_32bit): Likewise.
88 * config/rs6000/constraints.md (wO constraint): New constraint for
89 ISA 3.0 vector d-form support.
90 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
91 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
92 include -mpower9-dform-vector until we switch over to LRA.
93 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
94 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
95 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
96 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
97 for -mpower9-dform and -mlra.
98 * doc/md.texi (wO constraint): Document wO constraint.
100 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
102 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
103 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
104 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
105 Move handling of non-insn arguments inline into the sole user:
106 (output_trans_func): ...here.
107 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
108 in emitted function prototype.
109 (output_internal_insn_latency_func): Ditto. Simplify.
110 (output_internal_maximal_insn_latency_func): Ditto. Delete
111 always-unused argument.
112 (output_insn_latency_func): Ditto.
113 (output_maximal_insn_latency_func): Ditto.
115 2016-05-11 Richard Biener <rguenther@suse.de>
117 PR tree-optimization/71055
118 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
119 sth with precision not equal to access size verify we don't chop
122 2016-05-11 Richard Biener <rguenther@suse.de>
125 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
126 (dwarf2out_finish): Move retry_incomplete_types call ...
127 (dwarf2out_early_finish): ... here.
129 2016-05-11 Richard Biener <rguenther@suse.de>
132 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
133 if the langhook insists on it.
134 * fold-const.c (make_bit_field_ref): Add arg for the original
135 reference and preserve its alias-set.
136 (decode_field_reference): Take exp by reference and adjust it
137 to the original memory reference.
138 (optimize_bit_field_compare): Adjust callers.
139 (fold_truth_andor_1): Likewise.
140 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
142 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
145 * cfgrtl.h (delete_insn_and_edges): Now return bool.
146 * cfgrtl.c (delete_insn_and_edges): Likewise.
147 * config/i386/i386.c (convert_scalars_to_vector): Remove
149 * cse.c (cse_insn): Compute cse_cfg_altered.
150 (delete_trivially_dead_insns): Likewise.
151 (cse_cc_succs): Likewise.
152 (rest_of_handle_cse): Free dominance info if required.
153 (rest_of_handle_cse2): Likewise.
154 (rest_of_handle_cse_after_global_opts): Likewise.
156 2016-05-11 Alan Modra <amodra@gmail.com>
158 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
159 abi_v4_pass_in_fpr): New functions.
160 (rs6000_function_arg_boundary): Exclude complex IBM long double
161 from 64-bit alignment when ABI_V4.
162 (rs6000_function_arg, rs6000_function_arg_advance_1,
163 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
165 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
167 PR rtl-optimization/71028
168 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
169 jump with just a return in the fallthrough block if the branch
170 block contains just a return as well.
172 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
174 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
175 * match.pd ((X & Y) ^ Y): ... this.
176 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
177 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
179 2016-05-10 David Malcolm <dmalcolm@redhat.com>
181 * read-md.c (require_char_ws): New function.
182 (read_string): Simplify using require_char_ws.
183 (handle_constants): Likewise.
184 (handle_enum): Likewise.
185 (handle_file): Likewise.
186 * read-md.h (require_char_ws): New declaration.
187 * read-rtl.c (read_conditions): Simplify using require_char_ws.
188 (read_mapping): Likewise.
189 (read_rtx_code): Likewise.
190 (read_nested_rtx): Likewise.
192 2016-05-10 James Norris <jnorris@codesourcery.com>
194 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
195 if offloading is enabled and -fopenacc or -fopenmp is specified.
196 (CRTOFFLOADEND): Likewise.
197 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
198 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
200 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
202 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
203 gotoff_operand code paths. Use copy_to_suggested_regs and
204 expand_simple_binop where appropriate. Cleanup.
206 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
209 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
211 (dimode_scalar_chain::vector_const_cost): New.
212 (dimode_scalar_chain::compute_convert_gain): Handle constants.
213 (dimode_scalar_chain::convert_op): Likewise.
214 (dimode_scalar_chain::convert_insn): Likewise.
216 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
218 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
219 unary operation, not a binary one.
221 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
224 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
225 calls with type casted fndecl.
227 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
229 PR tree-optimization/70786
230 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
231 * gcc/calls.c (initialize_argument_information): Bind bounds
232 with corresponding args passed by reference.
234 2016-05-10 Jakub Jelinek <jakub@redhat.com>
237 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
238 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
239 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
242 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
245 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
246 code for a zero scale factor.
247 (vsx_xvcvdpuxds_scale): Likewise.
249 2016-05-10 David Malcolm <dmalcolm@redhat.com>
251 * diagnostic-show-locus.c (layout::layout): Call show_ruler
252 if show_ruler_p was set on the context.
253 (layout::show_ruler): New method.
254 * diagnostic.h (struct diagnostic_context): Add field
257 2016-05-10 Richard Biener <rguenther@suse.de>
259 PR tree-optimization/71039
260 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
261 (chk_uses): New function.
262 (propagate_with_phi): Verify we can safely replicate the lhs of an
263 aggregate assignment on all incoming edges.
265 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
267 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
269 (rx_atomic_sequence): New class.
270 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
271 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
273 (rx_atomic_sequence::rx_atomic_sequence,
274 rx_atomic_sequence::~rx_atomic_sequence): New functions.
275 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
276 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
277 CTRLREG_INTB): New constants.
278 (FETCHOP): New code iterator.
279 (fethcop_name, fetchop_name2): New iterator code attributes.
280 (QIHI): New mode iterator.
281 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
282 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
283 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
285 2016-05-10 Martin Liska <mliska@suse.cz>
287 * tree-inline.c (remap_dependence_clique): Do not remap
288 debugging statements.
290 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
292 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
293 ("*fixuns_truncdfdi2_z13")
294 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
295 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
296 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
298 2016-05-10 Richard Biener <rguenther@suse.de>
300 PR tree-optimization/70497
301 PR tree-optimization/28367
302 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
304 (visit_reference_op_load): ... here.
305 (vn_reference_lookup_3): Use it to handle subreg-like accesses
306 with simplified BIT_FIELD_REFs.
307 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
308 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
311 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
313 * dwarf2out.c (add_abstract_origin_attribute): Adjust
314 documentation comment. For BLOCK nodes, add a
315 DW_AT_abstract_origin attribute that points to the DIE generated
316 for the origin BLOCK.
317 (gen_lexical_block_die): Call add_abstract_origin_attribute for
318 blocks from inlined functions.
320 2016-05-10 Alan Modra <amodra@gmail.com>
323 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
324 regrename modifying insns saving lr before __morestack call.
325 * config/rs6000/rs6000.md (split_stack_return): Similarly for
326 insns restoring lr after __morestack call.
328 2016-05-09 Jakub Jelinek <jakub@redhat.com>
330 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
331 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
333 * config/i386/sse.md (vec_interleave_high<mode>,
334 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
335 <avx512>_vpermt2var<mode>3_maskz): Likewise.
337 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
339 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
340 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
341 parallel reassociation for power8 and forward.
343 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
345 * config/i386/i386.md (absneg splitters with general regs): Use
346 general_reg_operand predicate.
347 (btsq peephole2): Use x86_64_immediate_operand to check if new
348 value is suitable for immediate operand. Generate emitted insn
349 using RTL expressions.
350 (btcq peephole2): Ditto.
351 (btrq peephole2): Ditto. Generate correct immediate operand
354 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
356 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
359 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
361 * tree-affine.c (wide_int_constant_multiple_p): Add missing
364 2016-05-09 Richard Biener <rguenther@suse.de>
366 PR tree-optimization/70985
367 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
368 op0 isn't a gimple register.
370 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
372 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
373 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
374 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
375 (i6400_fpu_mult): New cpu units.
376 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
377 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
378 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
379 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
380 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
381 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
382 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
383 (i6400_msa_long_float4, i6400_msa_long_float5)
384 (i6400_msa_long_float8, i6400_msa_fdiv_df)
385 (i6400_msa_fdiv_sf): New reservations.
386 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
387 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
388 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
389 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
390 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
391 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
392 (msa_short_cmp, msa_short_float2, msa_short_logic3)
393 (msa_short_store4, msa_long_load, msa_short_store)
394 (msa_long_logic, msa_long_float2, msa_long_float4)
395 (msa_long_float5, msa_long_float8, msa_long_mult)
396 (msa_long_fdiv, msa_long_div): New reservations.
398 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
399 Sameera Deshpande <sameera.deshpande@imgtec.com>
400 Matthew Fortune <matthew.fortune@imgtec.com>
401 Graham Stott <graham.stott@imgtec.com>
402 Chao-ying Fu <chao-ying.fu@imgtec.com>
404 * config.gcc: Add MSA header file for mips*-*-* target.
405 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
406 (Ubv8i, Urv8): New constraints.
407 * config/mips/mips-ftypes.def: Add function types for MSA
409 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
410 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
411 * config/mips/mips-msa.md: New file.
412 * config/mips/mips-protos.h
413 (mips_split_128bit_const_insns): New prototype.
414 (mips_msa_idiv_insns): Likewise.
415 (mips_split_128bit_move): Likewise.
416 (mips_split_128bit_move_p): Likewise.
417 (mips_split_msa_copy_d): Likewise.
418 (mips_split_msa_insert_d): Likewise.
419 (mips_split_msa_fill_d): Likewise.
420 (mips_expand_msa_branch): Likewise.
421 (mips_const_vector_same_val_p): Likewise.
422 (mips_const_vector_same_bytes_p): Likewise.
423 (mips_const_vector_same_int_p): Likewise.
424 (mips_const_vector_shuffle_set_p): Likewise.
425 (mips_const_vector_bitimm_set_p): Likewise.
426 (mips_const_vector_bitimm_clr_p): Likewise.
427 (mips_msa_vec_parallel_const_half): Likewise.
428 (mips_msa_output_division): Likewise.
429 (mips_ldst_scaled_shift): Likewise.
430 (mips_expand_vec_cond_expr): Likewise.
431 * config/mips/mips.c (enum mips_builtin_type): Add
432 MIPS_BUILTIN_MSA_TEST_BRANCH.
433 (mips_gen_const_int_vector_shuffle): New prototype.
434 (mips_const_vector_bitimm_set_p): New function.
435 (mips_const_vector_bitimm_clr_p): Likewise.
436 (mips_const_vector_same_val_p): Likewise.
437 (mips_const_vector_same_bytes_p): Likewise.
438 (mips_const_vector_same_int_p): Likewise.
439 (mips_const_vector_shuffle_set_p): Likewise.
440 (mips_symbol_insns): Forbid loading symbols via immediate for
442 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
444 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
446 (mips_lx_address_p): Add support load indexed address for MSA.
447 (mips_address_insns): Add calculation of instructions needed for
448 stores and loads for MSA.
449 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
450 CONST_VECTOR for MSA and let it fall through.
451 (mips_ldst_scaled_shift): New function.
452 (mips_subword_at_byte): Likewise.
453 (mips_msa_idiv_insns): Likewise.
454 (mips_legitimize_move): Validate MSA moves.
455 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
456 calculation of costs for MSA division.
457 (mips_split_move_p): Check if MSA moves need splitting.
458 (mips_split_move): Split MSA moves if necessary.
459 (mips_split_128bit_move_p): New function.
460 (mips_split_128bit_move): Likewise.
461 (mips_split_msa_copy_d): Likewise.
462 (mips_split_msa_insert_d): Likewise.
463 (mips_split_msa_fill_d): Likewise.
464 (mips_output_move): Handle MSA moves.
465 (mips_expand_msa_branch): New function.
466 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
467 Reinstate 'y' modifier.
468 (mips_file_start): Add MSA .gnu_attribute.
469 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
471 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
472 (mips_class_max_nregs): Add register size for MSA supported mode.
473 (mips_cannot_change_mode_class): Allow conversion between MSA
474 vector modes and TImode.
475 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
477 (mips_secondary_reload_class): Force MSA loads/stores via memory.
478 (mips_preferred_simd_mode): Add preffered modes for MSA.
479 (mips_vector_mode_supported_p): Add MSA supported modes.
480 (mips_autovectorize_vector_sizes): New function.
481 (mips_msa_output_division): Likewise.
482 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
483 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
484 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
485 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
486 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
487 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
488 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
489 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
490 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
491 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
492 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
493 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
494 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
495 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
496 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
497 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
498 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
499 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
500 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
501 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
502 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
503 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
504 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
505 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
506 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
507 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
508 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
509 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
510 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
511 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
512 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
513 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
514 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
515 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
516 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
517 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
518 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
519 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
520 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
521 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
522 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
523 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
524 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
525 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
526 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
527 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
528 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
529 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
530 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
531 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
532 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
533 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
534 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
535 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
536 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
537 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
538 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
539 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
540 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
541 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
542 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
543 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
544 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
545 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
546 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
547 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
548 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
549 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
550 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
551 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
552 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
553 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
554 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
555 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
556 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
557 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
558 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
559 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
560 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
561 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
562 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
563 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
564 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
565 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
566 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
567 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
568 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
569 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
570 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
571 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
572 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
573 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
574 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
575 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
576 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
577 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
578 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
579 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
580 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
581 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
582 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
583 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
584 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
585 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
586 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
587 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
588 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
589 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
590 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
591 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
592 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
593 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
594 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
595 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
596 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
597 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
598 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
599 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
600 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
601 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
602 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
603 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
604 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
605 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
606 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
607 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
608 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
609 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
610 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
611 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
612 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
613 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
614 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
615 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
616 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
617 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
618 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
619 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
620 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
621 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
622 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
623 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
624 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
625 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
626 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
627 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
628 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
629 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
630 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
631 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
632 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
634 (mips_get_builtin_decl_index): New array.
635 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
636 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
637 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
638 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
639 (mips_init_builtins): Initialize mips_get_builtin_decl_index
641 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
643 (mips_expand_builtin_insn): Prepare operands for
644 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
645 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
646 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
647 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
648 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
649 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
650 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
651 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
652 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
653 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
654 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
655 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
656 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
657 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
658 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
659 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
660 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
661 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
662 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
663 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
664 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
665 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
666 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
667 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
668 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
669 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
670 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
671 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
672 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
673 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
674 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
675 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
676 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
677 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
678 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
679 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
680 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
681 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
682 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
683 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
684 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
685 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
686 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
687 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
688 These are set implicitly and an error is reported if overridden.
689 (mips_expand_builtin_msa_test_branch): New function.
690 (mips_expand_msa_shuffle): Likewise.
691 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
692 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
693 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
694 (mips_expand_vec_unpack): Add support for MSA.
695 (mips_expand_vector_init): Likewise.
696 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
697 instead of const0_rtx.
698 (mips_msa_vec_parallel_const_half): New function.
699 (mips_gen_const_int_vector): Likewise.
700 (mips_gen_const_int_vector_shuffle): Likewise.
701 (mips_expand_msa_cmp): Likewise.
702 (mips_expand_vec_cond_expr): Likewise.
704 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
705 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
707 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
708 (ISA_HAS_MSA): New macro.
709 (UNITS_PER_MSA_REG): Likewise.
710 (BITS_PER_MSA_REG): Likewise.
711 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
712 (MSA_REG_FIRST): New macro.
713 (MSA_REG_LAST): Likewise.
714 (MSA_REG_NUM): Likewise.
715 (MSA_REG_P): Likewise.
716 (MSA_REG_RTX_P): Likewise.
717 (MSA_SUPPORTED_MODE_P): Likewise.
718 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
719 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
720 * config/mips/mips.md: Include mips-msa.md.
721 (alu_type): Add simd_add.
722 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
723 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
724 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
725 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
726 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
727 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
728 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
729 simd_move, simd_load, simd_store. Choose "multi" for moves
731 (qword_mode): New attribute.
732 (insn_count): Add instruction count for quad moves.
733 Increase the count for MIPS SIMD division.
734 (UNITMODE): Add UNITMODEs for vector types.
735 (addsub): New code iterator.
736 * config/mips/mips.opt (mmsa): New option.
737 * config/mips/msa.h: New file.
738 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
740 * config/mips/mti-linux.h: Likewise.
741 * config/mips/predicates.md
742 (const_msa_branch_operand): New constraint.
743 (const_uimm3_operand): Likewise.
744 (const_uimm4_operand): Likewise.
745 (const_uimm5_operand): Likewise.
746 (const_uimm8_operand): Likewise.
747 (const_imm5_operand): Likewise.
748 (aq10b_operand): Likewise.
749 (aq10h_operand): Likewise.
750 (aq10w_operand): Likewise.
751 (aq10d_operand): Likewise.
752 (const_m1_operand): Likewise.
753 (reg_or_m1_operand): Likewise.
754 (const_exp_2_operand): Likewise.
755 (const_exp_4_operand): Likewise.
756 (const_exp_8_operand): Likewise.
757 (const_exp_16_operand): Likewise.
758 (const_vector_same_val_operand): Likewise.
759 (const_vector_same_simm5_operand): Likewise.
760 (const_vector_same_uimm5_operand): Likewise.
761 (const_vector_same_uimm6_operand): Likewise.
762 (const_vector_same_uimm8_operand): Likewise.
763 (par_const_vector_shf_set_operand): Likewise.
764 (reg_or_vector_same_val_operand): Likewise.
765 (reg_or_vector_same_simm5_operand): Likewise.
766 (reg_or_vector_same_uimm6_operand): Likewise.
767 * doc/extend.texi (MIPS SIMD Architecture Functions): New
769 * doc/invoke.texi (-mmsa): Document new option.
771 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
773 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
774 * configure: Regenerate.
775 * config.in: Regenerate.
776 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
778 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
779 (ENDFILE_VTV_SPEC): Define.
781 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
783 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
784 registers in all interrupt handlers if necessary.
785 (rl78_option_override): Add warning.
786 (MUST_SAVE_MDUC_REGISTERS): New macro.
787 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
788 * config/rl78/rl78.c (check_mduc_usage): New function.
789 (mduc_regs): New structure to hold MDUC register data.
790 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
791 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
792 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
793 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
794 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
795 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
797 2016-05-09 Bin Cheng <bin.cheng@arm.com>
799 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
800 (tree-ssa-loop-niter.h): Ditto.
801 (idx_within_array_bound, ref_within_array_bound): New functions.
802 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
803 Factor out check on writable base object to ...
804 (base_object_writable): ... here.
806 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
808 * config/arm/arm.md (probe_stack): Add modes to set source
811 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
813 * regrename.c (base_reg_class_for_rename): New static function.
814 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
816 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
818 * cgraph.c (thunk_adjust): Export.
819 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
820 * cgraphunit.c (thunk_adjust): Export.
821 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
823 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
825 * tree-inline.c (expand_call_inline): Expand thunks inline.
827 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
830 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
831 (*sse2_vd_cvtss2sd): Ditto.
832 * config/i386/i386.md
833 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
834 Generate *sse2_vd_cvtsd2ss pattern.
835 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
836 Generate *sse2_vd_cvtss2sd pattern.
838 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
840 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
841 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
844 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
846 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
847 * config/sh/sh.c: Define and declare variables on first use throughout
849 (current_function_interrupt): Change to bool type.
850 (frame_insn): Rename to emit_frame_insn and update users.
851 (push_regs): Use bool for 'interrupt_handler' argument.
852 (save_schedule_s): Remove.
853 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
854 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
855 targetm.asm_out.unaligned_op.di.
856 (gen_far_branch): Remove redundant forward declaration.
857 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
858 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
859 (sh_set_return_address, sh_function_ok_for_sibcall,
860 scavenge_reg): Update comments.
861 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
862 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
863 (sh_attr_renesas_p): Remove unnecessary parentheses.
864 (branch_dest): Simplify.
865 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
866 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
867 (CUMULATIVE_ARGS): Change macro to typedef.
868 (current_function_interrupt): Change to bool type.
869 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
870 Surround with __cplusplus ifdef.
871 (sh_compare_op0, sh_compare_op1): Remove.
872 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
874 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
876 * config/arm/arm.md: (arch): Add neon.
877 (arch_enabled): Return yes for arch neon when TARGET_NEON.
878 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
879 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
880 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
881 attributes for alt renumbering. Mark alt 3 as non-predicable.
882 (thumb2_movdf_vfp): Likewise.
884 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
886 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
887 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
888 (*andqi_1): Add preferred_for_speed attribute to disparage
889 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
890 (*<code>qi_1): Ditto.
891 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
892 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
894 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
895 Add preferred_for_size attribute to disparage alternative 0 and
896 preferred_for_speed attribute to disparage alternative 1 for
897 TARGET_PARTIAL_REG_STALL targets.
899 2016-05-07 Tom de Vries <tom@codesourcery.com>
901 PR tree-optimization/70956
902 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
905 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
907 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
908 * config/sh/sh.c (sh_cbranch_distance): Implement it.
909 * config/sh/sh.md (branch_zero): Remove define_attr.
910 (define_delay): Disable delay slot if branch distance is one insn.
912 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
914 * config/i386/i386.md (LEAMODE): New mode attribute.
915 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
916 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
917 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
919 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
920 (*lea<mode>_general_3): Ditto.
921 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
923 2016-05-06 Jakub Jelinek <jakub@redhat.com>
925 * genmddump.c (main): Convert argv from char ** to const char **.
927 2016-05-06 David Malcolm <dmalcolm@redhat.com>
929 * coretypes.h (OVERRIDE): New macro.
932 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
934 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
935 allow coalescing if the types are compatible.
937 2016-05-06 David Malcolm <dmalcolm@redhat.com>
939 * pass_manager.h (pass_manager::register_pass_name): New method.
940 (pass_manager::get_pass_by_name): New method.
941 (pass_manager::create_pass_tab): New method.
942 (pass_manager::m_name_to_pass_map): New field.
943 * passes.c (name_to_pass_map): Delete global in favor of field
944 "m_name_to_pass_map" of pass_manager.
945 (register_pass_name): Rename from a function to...
946 (pass_manager::register_pass_name): ...this method, updating
947 for renaming of global "name_to_pass_map" to field
948 "m_name_to_pass_map".
949 (create_pass_tab): Rename from a function to...
950 (pass_manager::create_pass_tab): ...this method, updating
951 for renaming of global "name_to_pass_map" to field.
952 (get_pass_by_name): Rename from a function to...
953 (pass_manager::get_pass_by_name): ...this method.
954 (enable_disable_pass): Convert use of get_pass_by_name to
955 a method call, locating the pass_manager singleton.
957 2016-05-06 David Malcolm <dmalcolm@redhat.com>
959 * genattr-common.c (main): Convert argv from char ** to const char **.
960 * genattr.c (main): Likewise.
961 * genattrtab.c (main): Likewise.
962 * genautomata.c (initiate_automaton_gen): Likewise.
964 * gencodes.c (main): Likewise.
965 * genconditions.c (main): Likewise.
966 * genconfig.c (main): Likewise.
967 * genconstants.c (main): Likewise.
968 * genemit.c (main): Likewise.
969 * genenums.c (main): Likewise.
970 * genextract.c (main): Likewise.
971 * genflags.c (main): Likewise.
972 * genmddeps.c (main): Likewise.
973 * genopinit.c (main): Likewise.
974 * genoutput.c (main): Likewise.
975 * genpeep.c (main): Likewise.
976 * genpreds.c (main): Likewise.
977 * genrecog.c (main): Likewise.
978 * gensupport.c (init_rtx_reader_args_cb): Likewise.
979 (init_rtx_reader_args): Likewise.
980 * gensupport.h (init_rtx_reader_args_cb): Likewise.
981 (init_rtx_reader_args): Likewise.
982 * gentarget-def.c (main): Likewise.
983 * read-md.c (read_md_files): Likewise.
984 * read-md.h (read_md_files): Likewise.
986 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
988 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
989 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
990 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
991 Remove unused predicate.
992 (register_and_not_fp_reg_operand): Ditto.
994 2016-05-06 Martin Liska <mliska@suse.cz>
996 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
997 instead of vec as the vector is local to the function.
999 2016-05-06 Jakub Jelinek <jakub@redhat.com>
1001 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
1002 avx512bw alternative.
1004 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
1005 before the ashr<mode>3 pattern.
1007 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
1008 v instead of x in vex or maybe_vex alternatives, use
1009 maybe_evex instead of vex in prefix.
1011 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
1012 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
1013 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
1014 in vex or maybe_vex alternatives, use maybe_evex instead of vex
1017 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
1018 v instead of x in vex or maybe_vex alternatives, use
1019 maybe_evex instead of vex in prefix.
1021 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
1022 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
1023 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
1024 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
1025 alternatives, use maybe_evex instead of vex in prefix.
1027 * config/i386/sse.md (vec_interleave_lowv4sf,
1028 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
1029 v instead of x in vex or maybe_vex alternatives, use
1030 maybe_evex instead of vex in prefix.
1032 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
1033 v instead of x in vex or maybe_vex alternatives, use
1034 maybe_evex instead of vex in prefix.
1036 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
1037 v constraint instead of x.
1039 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
1041 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
1042 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
1045 2016-05-06 Richard Biener <rguenther@suse.de>
1047 PR tree-optimization/70948
1048 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
1049 Properly clobber all fields of va_list for __builtin_va_start.
1051 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
1054 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
1055 loop latch destination.
1057 2016-05-06 Martin Liska <mliska@suse.cz>
1059 * tree-ssa-uninit.c: Apply manual changes
1060 to the GNU coding style.
1061 (prune_uninit_phi_opnds): Rename from
1062 prune_uninit_phi_opnds_in_unrealizable_paths.
1064 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1066 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
1067 mspace): Remove deprecated options.
1068 * doc/invoke.texi (SH options): Remove -mspace.
1070 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1072 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
1074 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1076 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
1077 corresponding combine split pattern.
1079 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1082 * config/sh/predicates.md (long_displacement_mem_operand): New.
1083 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
1084 Add movi20, movi20s alternatives. Adjust length attribute for
1086 (movsi_ie): Allow for any FPU. Adjust length attribute for
1088 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
1089 attribute for alternatives.
1090 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
1091 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
1092 length attribute for alternatives.
1094 2016-05-06 Richard Biener <rguenther@suse.de>
1096 PR tree-optimization/70960
1097 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
1099 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1102 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
1103 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
1105 2016-05-06 Marek Polacek <polacek@redhat.com>
1108 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
1110 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1113 * config/sh/sh.md (*rotcr): Add another variant.
1115 2016-05-06 Richard Biener <rguenther@suse.de>
1118 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
1120 2016-05-06 Richard Biener <rguenther@suse.de>
1123 * fold-const.c (split_tree): Always convert to the original type
1126 2016-05-06 Richard Biener <rguenther@suse.de>
1128 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
1129 (fwprop_addr): Likewise.
1131 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
1134 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
1136 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
1137 * config/i386/i386.md (push mem splitter): Use find_constant_src in
1138 the splitter condition.
1139 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
1140 the splitter condition.
1141 (FP float_extend load splitter): Ditto.
1143 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
1145 * config/i386/i386.md (peehole2 patterns): Change true_regnum
1146 to REGNO in all peephole2 patterns.
1147 (post-reload splitters): Change true_regnum to REGNO in
1148 post-reload splitters.
1149 (zero_extend splitters): Use general_reg_operand and
1150 nonimmediate_gr_operand predicates.
1152 2016-05-05 Jakub Jelinek <jakub@redhat.com>
1154 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
1155 v constraint instead of x.
1157 2016-05-05 Alan Modra <amodra@gmail.com>
1160 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
1161 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
1162 TARGET_NO_FP_IN_TOC for -mrelocatable.
1163 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
1164 TARGET_RELOCATABLE test.
1165 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
1166 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
1167 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
1168 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
1169 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
1170 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
1171 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
1172 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
1173 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
1174 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
1176 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
1177 (rs6000_stack_info): Likewise.
1178 (rs6000_elf_asm_out_constructor): Likewise.
1179 (rs6000_elf_asm_out_destructor): Likewise.
1180 (rs6000_elf_declare_function_name): Likewise.
1181 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
1182 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
1185 2016-05-05 Alan Modra <amodra@gmail.com>
1187 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
1189 2016-05-05 Alan Modra <amodra@gmail.com>
1191 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
1192 out-of-line gpr restore for one or two regs if that would add
1195 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
1198 * config/i386/i386.md
1199 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
1200 Change to post-epilogue_completed late splitter. Use sse_reg_operand
1201 as operand 0 predicate.
1202 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
1204 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
1205 Ditto. Emit the pattern using RTX.
1207 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
1208 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
1209 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
1210 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
1212 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
1213 sse_reg_operand as operand 0 predicate.
1215 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
1216 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
1217 instead of gen_rtx_REG.
1218 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
1221 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
1223 * function.c (emit_use_return_register_into_block): Delete.
1224 (gen_return_pattern): Delete.
1225 (emit_return_into_block): Delete.
1226 (active_insn_between): Delete.
1227 (convert_jumps_to_returns): Delete.
1228 (emit_return_for_exit): Delete.
1229 (thread_prologue_and_epilogue_insns): Delete all code dealing with
1230 simple_return for shrink-wrapped blocks.
1231 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
1232 end of blocks that need one.
1233 (get_unconverted_simple_return): Delete.
1234 (convert_to_simple_return): Delete.
1235 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
1236 (convert_to_simple_return): Ditto.
1238 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
1240 * cfgcleanup.c (bb_is_just_return): New function.
1241 (try_optimize_cfg): Simplify jumps to return, branches to return,
1242 and branches around return.
1244 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
1246 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
1249 2016-05-04 Jakub Jelinek <jakub@redhat.com>
1253 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
1254 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
1255 assert flags & OEP_HASH_CHECK, instead of asserting it
1256 never happens. Handle TARGET_EXPR.
1257 * fold-const.c (operand_equal_p): For hash verification,
1258 or in OEP_HASH_CHECK into flags.
1260 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
1262 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
1264 (compute_samebase_partition_bases): Fix typo.
1266 2016-05-04 Jakub Jelinek <jakub@redhat.com>
1268 * config/i386/sse.md (vec_interleave_highv8sf,
1269 vec_interleave_lowv8sf, vec_interleave_highv4df,
1270 vec_interleave_lowv4df): Remove constraints from expanders.
1272 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
1274 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
1276 * tree-inline.c (expand_call_inline): Fix path dealing with
1277 making lhs of call statement undefined.
1279 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
1281 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
1282 Check availability on NODE, too.
1283 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
1284 (cgraph_node::call_for_symbol_and_aliases): Likewise.
1285 (varpool_node::call_for_symbol_and_aliase): Likewise.
1286 * ipa-pure-const.c (add_new_function): Analyze all bodies.
1287 (propagate_pure_const): Propagate across interposable functions, too.
1288 (skip_function_for_local_pure_const): Do not skip interposable bodies
1290 (pass_local_pure_const::execute): Update.
1292 2016-05-04 Marek Polacek <polacek@redhat.com>
1294 * doc/invoke.texi: Document -Wdangling-else.
1296 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
1298 * config.gcc: Error out when conflicting multilib is detected. Do not
1299 loop over multilibs since no combination is legal.
1301 2016-05-04 Alan Modra <amodra@gmail.com>
1303 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
1304 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
1305 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
1308 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
1310 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
1311 Clean up p5600 comments.
1313 2016-05-04 Richard Biener <rguenther@suse.de>
1315 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
1316 constructor simplifications.
1317 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
1319 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
1321 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
1322 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
1323 result.set_rtx is null instead of aborting.
1324 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
1326 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
1327 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
1328 *mov<mode>_store_postinc): New patterns.
1330 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
1332 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
1333 as commutative. Check both conversions are NOP.
1334 ((A & B) OP (C & B)): Remove.
1336 2016-05-04 Alan Modra <amodra@gmail.com>
1338 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
1340 2016-05-04 Alan Modra <amodra@gmail.com>
1343 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
1344 when cr2,3,4 are all fixed regs.
1346 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
1348 PR rtl-optimization/57193
1349 * opts.c (default_options_table): Revert OPT_frename_registers change.
1350 * doc/invoke.texi (-frename-registers, -O2): Likewise.
1352 2016-05-03 Martin Sebor <msebor@redhat.com>
1355 * builtins.c (fold_builtin_FILE): New function.
1356 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
1357 (fold_builtin_0): Call them.
1358 * gimplify.c (gimplify_call_expr): Remove the handling of
1359 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
1362 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
1363 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
1367 * doc/extend.texi (Function Names as Strings): Update __func__,
1368 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
1371 2016-05-03 Jakub Jelinek <jakub@redhat.com>
1372 Richard Biener <rguenther@suse.de>
1374 PR tree-optimization/70916
1375 * tree-if-conv.c: Include cfganal.h.
1376 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
1377 and remove_fake_exit_edges around the optimization pass.
1379 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
1381 * cgraph.c (symbol_table::create_edge): Set inline_failed.
1382 (cgraph_edge::make_direct): Likewise.
1383 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
1384 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
1385 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
1386 (CIF_THUNK): New code.
1387 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
1388 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
1389 (compute_inline_parameters): Set inline_failed for thunks.
1390 (inline_analyze_function): Cleanup.
1391 * ipa-inline.c (can_inline_edge_p): Do not deal with
1392 call_stmt_cannot_inline_p.
1393 (can_early_inline_edge_p): Likewise.
1394 (early_inliner): Initialize inline_failed.
1395 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
1397 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
1399 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
1400 from nonimm_ssenomem_operand.
1401 (nonimm_ssenomem_operand): New predicate.
1402 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
1403 as operand 0 predicate.
1404 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
1405 Disable unsupported alternatives using "enabled" attribute.
1406 Use register_ssemem_operand as operand 0 predicate.
1407 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
1409 2016-05-03 Marek Polacek <polacek@redhat.com>
1412 * input.c (expansion_point_location): New function.
1413 * input.h (expansion_point_location): Declare.
1415 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
1417 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
1418 occurence with frame_offset_ ones.
1420 2016-05-03 Alan Modra <amodra@gmail.com>
1422 PR rtl-optimization/70890
1423 * ira.c (combine_and_move_insns): When moving def_insn, remove
1426 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
1428 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
1429 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
1430 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
1431 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
1433 2016-05-03 Alan Modra <amodra@gmail.com>
1435 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
1436 for SAVE_MULTIPLE/STORE_MULTIPLE.
1438 2016-05-03 Jakub Jelinek <jakub@redhat.com>
1440 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
1441 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
1443 2016-05-03 Richard Biener <rguenther@suse.de>
1445 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
1447 (gimplify_arg): Likewise.
1448 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
1449 re-writing the result to a decl if required.
1450 (internal_get_tmp_var): Add allow_ssa parameter
1451 and override into_ssa with it.
1452 (get_formal_tmp_var): Adjust.
1453 (get_initialized_tmp_var): Add allow_ssa parameter.
1454 (gimplify_arg): Add allow_ssa parameter and avoid generating
1455 SSA names for the result false.
1456 (gimplify_call_expr): If the call may return twice do not
1457 gimplify parameters into SSA.
1458 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
1459 (gimplify_modify_expr): Adjust assert. For noreturn calls
1460 with a SSA name LHS adjust its def.
1461 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
1462 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
1463 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
1464 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
1465 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
1466 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
1467 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
1468 (optimize_target_teams): Do not allow SSA names for clause operands.
1469 (gimplify_expr): Likewise for where we mark the result addressable.
1470 * passes.def (pass_init_datastructures): Remove.
1471 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
1472 (rewrite_stmt): Likewise.
1473 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
1474 (replace_locals_op): Replace SSA names.
1475 (copy_gimple_seq_and_replace_locals): Init src_cfun.
1476 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
1477 * cgraph.c (release_function_body): Free CFG annotations only
1478 when we have a CFG. Simplify.
1479 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
1480 force_gimple_operand instead of get_initialized_tmp_var.
1481 * tree-pass.h (make_pass_init_datastructures): Remove.
1482 * tree-ssa.c (execute_init_datastructures): Remove.
1483 (pass_data_init_datastructures): Likewise.
1484 (class pass_init_datastructures): Likewise.
1485 (make_pass_init_datastructures): Likewise.
1486 * omp-low.c (create_omp_child_function): Init SSA data structures.
1487 (grid_expand_target_grid_body): Likewise.
1488 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
1489 name before adding it to names_to_release.
1490 (remove_bb): Always release SSA defs.
1491 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
1492 before dereferencing it.
1493 * cgraphunit.c (init_lowered_empty_function): Always
1494 int SSA data structures.
1495 * tree-ssanames.c (release_defs): Remove assert that we are in
1497 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
1499 2016-05-03 Jakub Jelinek <jakub@redhat.com>
1500 Uros Bizjak <ubizjak@gmail.com>
1502 PR rtl-optimization/70467
1503 * config/i386/predicates.md (x86_64_hilo_int_operand,
1504 x86_64_hilo_general_operand): New predicates.
1505 * config/i386/constraints.md (Wd): New constraint.
1506 * config/i386/i386.md (mode attr di): Use Wd instead of e.
1507 (general_hilo_operand): New mode attr.
1508 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
1509 instead of <general_operand>.
1510 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
1511 x86_64_hilo_general_operand instead of <general_operand>.
1513 2016-05-03 Jakub Jelinek <jakub@redhat.com>
1515 PR tree-optimization/70916
1516 * tree-if-conv.c (constant_or_ssa_name): Removed.
1517 (fold_build_cond_expr): Use is_gimple_val instead of
1518 constant_or_ssa_name.
1520 PR tree-optimization/70916
1521 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
1522 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
1525 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
1526 (optimize_atomic_bit_test_and): New function.
1527 (pass_fold_builtins::execute): Use it.
1528 * optabs.def (atomic_bit_test_and_set_optab,
1529 atomic_bit_test_and_complement_optab,
1530 atomic_bit_test_and_reset_optab): New optabs.
1531 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
1532 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
1533 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
1534 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
1535 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
1536 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
1537 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
1538 * doc/md.texi (atomic_bit_test_and_set@var{mode},
1539 atomic_bit_test_and_complement@var{mode},
1540 atomic_bit_test_and_reset@var{mode}): Document.
1541 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
1542 atomic_bit_test_and_complement<mode>,
1543 atomic_bit_test_and_reset<mode>): New expanders.
1544 (atomic_bit_test_and_set<mode>_1,
1545 atomic_bit_test_and_complement<mode>_1,
1546 atomic_bit_test_and_reset<mode>_1): New insns.
1548 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
1550 PR rtl-optimization/70687
1551 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
1552 instead of unsigned HOST_WIDE_INT.
1554 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
1556 PR rtl-optimization/44281
1557 * hard-reg-set.h (struct target_hard_regs): New field
1558 x_fixed_nonglobal_reg_set.
1559 (fixed_nonglobal_reg_set): New macro.
1560 * reginfo.c (init_reg_sets_1): Initialize it.
1561 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
1563 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
1565 2016-05-03 Bin Cheng <bin.cheng@arm.com>
1567 PR tree-optimization/56541
1568 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
1569 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
1570 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
1571 (any_complicated_phi): new static variable.
1572 (aggressive_if_conv): delete.
1573 (if_convertible_phi_p): support phis with more than two arguments.
1574 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
1575 critical pred edges.
1576 (ifcvt_split_critical_edges): support phis with more than two
1577 arguments by checking new parameter. only split critical edges
1579 (tree_if_conversion): handle simd pragma marked loop using new
1580 local variable aggressive_if_conv. check any_complicated_phi.
1582 2016-05-03 Bin Cheng <bin.cheng@arm.com>
1584 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
1587 2016-05-03 Bin Cheng <bin.cheng@arm.com>
1589 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
1592 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
1594 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
1595 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
1596 define_insn_and_split.
1597 (mulsi3_i): New define_insn_and_split.
1598 (mulsi3_call): Convert to define_insn.
1599 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
1602 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
1604 * machmode.h (mode_complex): Add support to give the complex mode
1606 (GET_MODE_COMPLEX_MODE): Likewise.
1607 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
1608 stored by build_complex_type and gfc_build_complex_type instead of
1609 trying to figure out the appropriate mode based on the size. Raise
1610 an assertion error, if the type was not set.
1611 * genmodes.c (struct mode_data): Add field for the complex type of
1613 (blank_mode): Likewise.
1614 (make_complex_modes): Remember the complex mode created in the
1616 (emit_mode_complex): Write out the mode_complex array to map a
1617 type mode to the complex version.
1618 (emit_insn_modes_c): Likewise.
1619 * tree.c (build_complex_type): Set the complex type to use before
1620 calling layout_type.
1621 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
1622 support for __float128 complex datatypes.
1623 (rs6000_hard_regno_mode_ok): Likewise.
1624 (rs6000_setup_reg_addr_masks): Likewise.
1625 (rs6000_complex_function_value): Likewise.
1626 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
1627 __float128 and __ibm128 complex.
1628 (FLOAT128_IBM_P): Likewise.
1629 (ALTIVEC_ARG_MAX_RETURN): Likewise.
1630 * doc/extend.texi (Additional Floating Types): Document that
1631 -mfloat128 must be used to enable __float128. Document complex
1632 __float128 and __ibm128 support.
1634 2016-05-02 Jakub Jelinek <jakub@redhat.com>
1637 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
1638 char/short arguments promoted to int because of promote_prototypes.
1640 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
1642 * config/i386/predicates.md (register_ssemem_operand): New predicate.
1643 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
1644 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
1645 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
1646 alternatives using "enabled" attribute. Use register_ssemem_operand
1647 as operand 1 predicate.
1648 (*cmpi<unord>xf_i387): Split XFmode pattern from
1649 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
1650 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
1651 *absneg<mode>2_i387. Disable unsupported alternatives using
1652 "enabled" attribute.
1653 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
1655 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
1657 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
1659 (oacc_loop_process): Check mask for loop termination.
1661 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
1663 * cif-code.def (CIF_THUNK): Add.
1664 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
1667 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
1669 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
1670 (dump_inline_summary): Dump it.
1671 (fp_expression_p): New predicate.
1672 (estimate_function_body_sizes): Use it.
1673 (inline_merge_summary): Merge fp_expressions.
1674 (inline_read_section): Read fp_expressions.
1675 (inline_write_summary): Write fp_expressions.
1676 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
1677 codegen boundary if either caller or callee is !fp_expressions.
1678 * ipa-inline.h (inline_summary): Add fp_expressions.
1679 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
1680 to fp_expressions be sure the fp generation flags are updated.
1682 2016-05-02 Jakub Jelinek <jakub@redhat.com>
1684 PR rtl-optimization/70467
1685 * cse.c (cse_insn): Handle no-op MEM moves after folding.
1687 PR rtl-optimization/70467
1688 * ipa-pure-const.c (check_call): Handle internal calls even in
1689 ipa mode like in local mode.
1691 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
1693 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
1695 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
1697 * match.pd (X u< X, X u> X): New transformations.
1699 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
1701 * flag-types.h (enum warn_strict_overflow_code): Move ...
1702 * coretypes.h: ... here.
1703 * fold-const.h (fold_overflow_warning): Declare.
1704 * fold-const.c (fold_overflow_warning): Make non-static.
1705 (fold_comparison): Move the transformation of X +- C1 CMP C2
1706 into X CMP C2 -+ C1 ...
1707 * match.pd: ... here.
1708 * gimple-fold.c (fold_stmt_1): Protect with
1709 fold_defer_overflow_warnings.
1711 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
1713 * omp-low.c (struct oacc_loop): Add 'inner' field.
1714 (new_oacc_loop_raw): Initialize it to zero.
1715 (oacc_loop_fixed_partitions): Initialize it.
1716 (oacc_loop_auto_partitions): Partition outermost loop to outermost
1717 available partitioning.
1719 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
1721 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
1723 (umulsidi3): Likewise.
1724 (indirect_jump): Fix jump instruction assembly patterns.
1726 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
1729 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
1730 (nvptx_function_value): Assert non-NULL cfun.
1732 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
1734 PR rtl-optimization/70886
1735 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
1737 * cselib.h (rtx_equal_for_cselib_1): Declare.
1738 (rtx_equal_for_cselib_p: New inline function.
1739 * cselib.c (rtx_equal_for_cselib_p): Delete.
1740 (rtx_equal_for_cselib_1): Make public.
1742 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
1744 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
1745 (register_mixssei387nonimm_operand): Remove predicate.
1746 * config/i386/i386.md (*fop_<mode>_comm): Merge from
1747 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
1748 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
1749 for TARGET_MIX_SSE_I387 alternatives.
1750 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
1751 Disable unsupported alternatives using "enabled" attribute. Use
1752 nonimm_ssenomem_operand as operand 1 predicate. Also check
1753 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
1755 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
1757 * tree.c (cst_and_fits_in_hwi): Simplify.
1759 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
1761 * tree.h (wi::to_wide): New function.
1762 * expr.c (expand_expr_real_1): Use wi::to_wide.
1763 * fold-const.c (int_const_binop_1): Likewise.
1764 (extract_muldiv_1): Likewise.
1766 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
1768 * wide-int.h: Update offset_int and widest_int documentation.
1769 (WI_SIGNED_SHIFT_RESULT): New macro.
1770 (wi::binary_shift): Define signed_shift_result_type for
1771 shifts on offset_int- and widest_int-like types.
1772 (generic_wide_int): Support <<= and >>= if << and >> are supported.
1773 * tree.h (int_bit_position): Use shift operators instead of wi::
1775 * alias.c (adjust_offset_for_component_ref): Likewise.
1776 * expr.c (get_inner_reference): Likewise.
1777 * fold-const.c (fold_comparison): Likewise.
1778 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
1779 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
1780 * tree-dfa.c (get_ref_base_and_extent): Likewise.
1781 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
1782 (stmt_kills_ref_p): Likewise.
1783 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
1784 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
1785 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
1786 (ao_ref_init_from_vn_reference): Likewise.
1788 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
1790 * wide-int.h: Update offset_int and widest_int documentation.
1791 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
1792 (wi::binary_traits): Allow ordered comparisons between offset_int and
1793 offset_int, between widest_int and widest_int, and between either
1794 of these types and basic C types.
1795 (operator <, <=, >, >=): Define for the same combinations.
1796 * tree.h (tree_int_cst_lt): Use comparison operators instead
1797 of wi:: comparisons.
1798 (tree_int_cst_le): Likewise.
1799 * gimple-fold.c (fold_array_ctor_reference): Likewise.
1800 (fold_nonarray_ctor_reference): Likewise.
1801 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
1802 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
1803 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
1804 * tree-sra.c (completely_scalarize): Likewise.
1805 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
1806 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
1807 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
1808 (check_for_binary_op_overflow): Likewise.
1809 (search_for_addr_array): Likewise.
1810 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
1812 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
1814 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
1815 (arc_save_restore): Likewise.
1816 (arc_dwarf_register_span): Likewise.
1817 (arc_output_pic_addr_const): Initialize suffix variable.
1819 2016-05-02 Martin Liska <mliska@suse.cz>
1821 * symbol-summary.h (function_summary::function_summary):
1822 Remove checking assert for all cgraph nodes.
1823 (function_summary::get): Check summary_uid.
1824 (symtab_insertion): Check summary_uid.
1826 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
1828 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
1829 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
1831 (arc_dwarf_register_span): Remove enum keyword.
1832 (compact_memory_operand_p): New function.
1833 * config/arc/arc.h (reg_class): Add code density register classes.
1834 (REG_CLASS_NAMES): Likewise.
1835 (REG_CLASS_CONTENTS): Likewise.
1836 * config/arc/arc.md (*movqi_insn): Add code density instructions.
1837 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
1838 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
1839 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
1840 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
1842 (h, Rcd, Rsd, Rzd): New register constraints.
1843 (T): Use compact_memory_operand_p function.
1844 * config/arc/predicates.md (compact_load_memory_operand): Remove.
1846 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
1848 * config/sh/sh.md (*negnegt, *movtt): Remove.
1850 2016-05-02 Marek Polacek <polacek@redhat.com>
1851 Tom de Vries <tom@codesourcery.com>
1853 PR tree-optimization/70700
1854 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
1855 bigger than FIRST_REF_NODE.
1857 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
1860 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
1862 (prepare_cbranch_operands): Don't use scratch register. Assume that
1863 function is used when pseudos can be created.
1864 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
1865 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
1866 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
1867 define_expand. Allow it only when pseudos can be created.
1868 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
1870 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
1872 * config/i386/constraints.md (BC): Only allow -1 operands.
1873 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
1874 Add "enabled" attribute. Update XI mode attribute calculation.
1875 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
1876 (*movoi_internal_avx): Update XI mode attribute calculation.
1877 (*movti_internal): Ditto.
1879 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
1881 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
1882 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
1884 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
1886 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
1887 statement on instruction code. Remove trailing spaces.
1888 (altivec_expand_stv_builtin): Likewise.
1890 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
1892 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
1893 (TARGET_FPU_DOUBLE): Simplify.
1894 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
1895 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
1896 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
1897 with 'TARGET_FPU_DOUBLE'.
1898 * config/sh/sh.md: Likewise.
1900 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
1902 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
1903 SH_DIV_STR_FOR_SIZE): Remove.
1904 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
1905 SH_DIV_STR_FOR_SIZE): Remove.
1907 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
1909 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
1910 logical_reg_operand): Delete.
1911 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
1912 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
1913 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
1914 match_operand and match_test.
1915 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
1916 variables on their first use. Return bool values.
1917 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
1918 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
1919 arith_reg_operand for input operand. Remove empty constraints.
1921 (*xorsi3_compact): Rename to xorsi3.
1922 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
1923 (*zero_extend<mode>si2_disp_mem): Update comment.
1926 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
1928 * config/sh/t-sh: Remove SH5 support.
1929 * config.gcc: Likewise.
1930 * configure: Likewise.
1932 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1934 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
1936 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
1938 * config/sh/sh.c (register_sh_passes, sh_option_override,
1939 sh_print_operand, prepare_move_operands,
1940 sh_can_follow_jump): Remove TARGET_SH1 checks.
1941 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
1942 PROMOTE_MODE): Likewise.
1943 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
1946 2016-04-30 Alan Modra <amodra@gmail.com>
1948 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
1949 restoring when fixed_reg_p, but allow out-of-line or stmw save.
1950 Check for user regs later to avoid unnecessary looping over regs.
1951 Merge user reg check with non-saved reg check. Don't force
1952 inline VR restore when static chain used.
1953 (rs6000_frame_related): Omit eh_frame info for user regs when
1955 (fixed_regs_p): Delete.
1957 2016-04-30 Alan Modra <amodra@gmail.com>
1959 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
1960 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
1963 2016-04-30 Alan Modra <amodra@gmail.com>
1966 * config/rs6000/rs6000.c (fixed_reg_p): New function.
1967 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
1970 2016-04-30 Alan Modra <amodra@gmail.com>
1972 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
1973 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
1974 flag_pic test for Darwin.
1976 2016-04-30 Alan Modra <amodra@gmail.com>
1978 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
1979 throw_calls_crossed.
1980 (REG_FREQ_CALLS_CROSSED): Delete.
1981 (REG_N_THROWING_CALLS_CROSSED): Delete.
1982 * regstat.c (regstat_bb_compute_ri): Don't calculate
1983 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
1984 (dump_reg_info): Don't print call cross frequency.
1985 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
1986 and REG_N_THROWING_CALLS_CROSSED.
1988 2016-04-30 Alan Modra <amodra@gmail.com>
1990 * regs.h (struct reg_info_t): Delete live_length.
1991 (REG_LIVE_LENGTH): Delete macro.
1992 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
1993 local_live, local_processed and local_live_last_luid params.
1994 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
1996 (regstat_compute_ri): Adjust for above. Don't set
1998 (dump_reg_info): Don't print live length.
1999 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
2000 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
2001 Localize loop_depth var.
2003 2016-04-30 Alan Modra <amodra@gmail.com>
2005 * ira.c (enum valid_equiv): New.
2006 (validate_equiv_mem): Return enum.
2007 (update_equiv_mem): Create replacement in more cases.
2008 (add_store_equivs): Update validate_equiv_mem call.
2010 2016-04-30 Alan Modra <amodra@gmail.com>
2012 * ira.c (combine_and_move_insns): Rather than scanning insns,
2013 use DF infrastucture to find use and def insns.
2015 2016-04-30 Alan Modra <amodra@gmail.com>
2017 ira.c (combine_and_move_insns): Move invariant conditions..
2018 (ira.c): ..to here. Call combine_and_move_insns before
2019 add_store_equivs. Call grow_reg_equivs later. Allocate
2020 req_equiv later using max_reg_num() rather than global max_regno.
2021 (contains_replace_regs): Delete.
2022 (add_store_equivs): Remove contains_replace_regs test.
2024 2016-04-30 Alan Modra <amodra@gmail.com>
2026 * ira.c (struct equiv_mem_data): New.
2027 (equiv_mem, equiv_mem_modified): Delete static vars.
2028 (validate_equiv_mem_from_store): Use "data" param to communicate..
2029 (validate_equiv_mem): ..from here.
2031 2016-04-30 Alan Modra <amodra@gmail.com>
2033 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
2035 (update_reg_equivs): ..here. Move allocation and freeing of
2036 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
2037 end_alias_analysis to..
2040 2016-04-30 Alan Modra <amodra@gmail.com>
2042 * ira.c (pdx_subregs): Delete.
2043 (struct equivalence): Add pdx_subregs field.
2044 (set_paradoxical_subreg): Remove pdx_subregs param. Update
2046 (update_equiv_regs): Don't create or free pdx_subregs. Update
2049 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2051 * config/rs6000/altivec.h: Change definitions of vec_xl and
2053 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
2054 (LD_ELEMREV_V2DI): New.
2055 (LD_ELEMREV_V4SF): New.
2056 (LD_ELEMREV_V4SI): New.
2057 (LD_ELEMREV_V8HI): New.
2058 (LD_ELEMREV_V16QI): New.
2059 (ST_ELEMREV_V2DF): New.
2060 (ST_ELEMREV_V2DI): New.
2061 (ST_ELEMREV_V4SF): New.
2062 (ST_ELEMREV_V4SI): New.
2063 (ST_ELEMREV_V8HI): New.
2064 (ST_ELEMREV_V16QI): New.
2067 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2068 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
2069 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
2070 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
2071 (altivec_expand_builtin): Add handling for
2072 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
2073 (rs6000_invalid_builtin): Add error-checking for
2074 RS6000_BTM_P9_VECTOR.
2075 (altivec_init_builtins): Define builtins used to implement vec_xl
2077 (rs6000_builtin_mask_names): Define power9-vector.
2078 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
2079 (RS6000_BTM_P9_VECTOR): Define.
2080 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
2081 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
2082 (vsx_ld_elemrev_v2df): Likewise.
2083 (vsx_ld_elemrev_v4sf): Likewise.
2084 (vsx_ld_elemrev_v4si): Likewise.
2085 (vsx_ld_elemrev_v8hi): Likewise.
2086 (vsx_ld_elemrev_v16qi): Likewise.
2087 (vsx_st_elemrev_v2df): Likewise.
2088 (vsx_st_elemrev_v2di): Likewise.
2089 (vsx_st_elemrev_v4sf): Likewise.
2090 (vsx_st_elemrev_v4si): Likewise.
2091 (vsx_st_elemrev_v8hi): Likewise.
2092 (vsx_st_elemrev_v16qi): Likewise.
2093 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
2096 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
2098 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
2100 (simplify_control_stmt_condition_1): ... here. Recurse into
2101 BIT_AND_EXPRs and BIT_IOR_EXPRs.
2103 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
2106 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
2107 (zero_extendqi<mode>2_dot): Revert earlier conversion from
2108 define_insn_and_split to define_insn.
2109 (zero_extendqi<mode>2_dot2): Same.
2110 (extendqi<mode>2_dot): Same.
2111 (extendqi<mode>2_dot2): Same.
2113 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
2115 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
2116 (probe_stack): New expander.
2117 (probe_stack_<mode>): New insn pattern.
2119 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
2121 * config/i386/i386.md
2122 (operations with memory inputs setting flags peephole2):
2123 Remove uneeded REG_P checks. Cleanup pattern generation.
2125 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
2127 * tree-vect-loop.c (vect_transform_loop): Fix
2128 nb_iterations_upper_bound computation for vectorized loop.
2130 2016-04-29 Marek Polacek <polacek@redhat.com>
2131 Jakub Jelinek <jakub@redhat.com>
2134 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
2135 TARGET_EXPR_SLOT as a base.
2137 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
2139 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
2140 with 'rCm2' constraints to limit possible immediate size.
2141 (*load_zeroextendqisi_update): Likewise.
2142 (*load_signextendqisi_update): Likewise.
2143 (*loadhi_update): Likewise.
2144 (*load_zeroextendhisi_update): Likewise.
2145 (*load_signextendhisi_update): Likewise.
2146 (*loadsi_update): Likewise.
2147 (*loadsf_update): Likewise.
2149 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
2151 * config/i386/predicates.md (constm1_operand): Fix comparison.
2153 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
2155 * testsuite/gcc.target/arc/ieee_eq.c: New test.
2157 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
2159 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
2160 remaining SH5 related settings.
2161 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
2162 shmedia_prepare_call_address): Delete.
2163 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
2164 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
2165 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
2166 UNSUPPORTED_SH2A): Remove m5 checks.
2167 (sh_divide_strategy_e): Remove SH5 division strategies.
2168 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
2169 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
2171 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
2173 * config/s390/s390.c (s390_rtx_costs): Update documentation.
2175 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2177 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
2178 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
2180 * config/s390/vector.md ("mov<mode>"): Likewise.
2182 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
2184 * config/s390/constraints.md ("U", "W"): Invoke
2185 s390_mem_constraint with "ZR" and "ZT".
2186 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
2187 addresses when using LRA. Accept also short displacements for S
2188 and T constraints. Do not check for long displacement target for
2189 S and T constraints.
2190 (s390_mem_constraint): Remove handling of U and W constraints.
2191 * config/s390/s390.md (various patterns): Remove the short
2192 displacement constraints (Q and R) if a long displacement
2193 constraint is present. Add longdisp as required CPU capability.
2194 * config/s390/vector.md: Likewise.
2195 * config/s390/vx-builtins.md: Likewise.
2197 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2200 * reload1.c (reload): Call finish_spills before
2201 restarting reload loop. Skip select_reload_regs
2202 if update_eliminables_and_spill returns true.
2204 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
2206 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
2207 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
2208 (umulhisi3_imm): Update predicates and constraint letters.
2209 (umulhisi3_reg): Declare instruction as commutative.
2210 * config/arc/constraints.md (J12, J16): New constraints.
2211 * config/arc/predicates.md (short_unsigned_const_operand): New
2213 (arc_short_operand): Likewise.
2214 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
2216 2016-04-29 Richard Biener <rguenther@suse.de>
2218 PR tree-optimization/13962
2219 PR tree-optimization/65686
2220 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
2221 * tree-ssa-alias.c (ptrs_compare_unequal): New function
2222 using PTA to compare pointers.
2223 * match.pd: Add pattern for pointer equality compare simplification
2224 using ptrs_compare_unequal.
2226 2016-04-29 Richard Biener <rguenther@suse.de>
2228 * stor-layout.c (layout_type): Do not build a pointer-to-element
2231 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
2233 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
2234 Use SWI mode iterator. Use general_reg_operand predicate.
2235 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
2236 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
2239 2016-04-29 Jakub Jelinek <jakub@redhat.com>
2242 * fold-const.c (operand_equal_p): Don't verify hash value equality
2244 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
2247 2016-04-28 Jakub Jelinek <jakub@redhat.com>
2250 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
2251 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
2252 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
2253 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
2254 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
2256 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
2258 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
2259 to info. Don't initialize separate fields to 0. Clean up
2262 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
2264 * config/i386/i386.md (peephole2s for operations with memory inputs):
2265 Use SWI mode iterator.
2266 (peephole2s for operations with memory outputs): Ditto.
2267 Do not check for stack checking probe.
2269 (probe_stack): Remove expander.
2271 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
2272 Andrew Burgess <andrew.burgess@embecosm.com>
2274 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
2275 operands as 32-bits.
2277 2016-04-28 Jason Merrill <jason@redhat.com>
2279 * gdbinit.in: Skip line-map.h.
2281 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
2282 Andrew Burgess <andrew.burgess@embecosm.com>
2284 * config/arc/arc.c (arc_conditional_register_usage): Take
2285 TARGET_RRQ_CLASS into account.
2286 (arc_print_operand): Support printing 'p' and 's' operands.
2287 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
2289 (TARGET_RRQ_CLASS): Define.
2290 (IS_POWEROF2_OR_0_P): Define.
2291 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
2293 (*tst_movb): New define_insn.
2294 (*tst): Avoid recognition if it could prevent '*tst_movb'
2295 combination; replace c/CnL with c/Chs alternative.
2296 (*tst_bitfield_tst): New define_insn.
2297 (*tst_bitfield_asr): New define_insn.
2298 (*tst_bitfield): New define_insn.
2299 (andsi3_i): Add Rrq variant.
2300 (extzv): New define_expand.
2301 (insv): New define_expand.
2302 (*insv_i): New define_insn.
2303 (*movb): New define_insn.
2304 (*movb_signed): New define_insn.
2305 (*movb_high): New define_insn.
2306 (*movb_high_signed): New define_insn.
2307 (*movb_high_signed + 1): New define_split pattern.
2308 (*mrgb): New define_insn.
2309 (*mrgb + 1): New define_peephole2 pattern.
2310 (*mrgb + 2): New define_peephole2 pattern.
2311 * config/arc/arc.opt (mbitops): New option for nps400, uses
2312 TARGET_NPS_BITOPS_DEFAULT.
2313 * config/arc/constraints.md (q): Make register class conditional.
2314 (Rrq): New register constraint.
2315 (Chs): New constraint.
2316 (Clo): New constraint.
2317 (Chi): New constraint.
2318 (Cbf): New constraint.
2319 (Cbn): New constraint.
2320 (C18): New constraint.
2321 (Cbi): New constraint.
2323 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
2325 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
2327 (bitmap_intersection_of_preds): Ditto.
2328 (bitmap_union_of_succs): Ditto.
2329 (bitmap_union_of_preds): Ditto.
2330 * sbitmap.c (do_popcount): Delete.
2331 (BITMAP_DEBUGGING): Delete.
2332 (sbitmap_verify_popcount): Delete.
2333 (sbitmap_alloc): Don't initialize the popcount field.
2334 (sbitmap_alloc_with_popcount): Delete.
2335 (sbitmap_resize): Don't resize the popcount array.
2336 (sbitmap_vector_alloc): Don't initialize the popcount field.
2337 (bitmap_copy): Don't copy the popcount array.
2338 (bitmap_clear): Don't clear the popcount array.
2339 (bitmap_clear): Delete the popcount array handling.
2340 (bitmap_ior_and_compl): Delete the popcount assert.
2341 (bitmap_not): Ditto.
2342 (bitmap_and_compl): Ditto.
2343 (bitmap_and): Delete the popcount array handling.
2344 (bitmap_xor): Ditto.
2345 (bitmap_ior): Ditto.
2346 (bitmap_or_and): Delete the popcount assert.
2347 (bitmap_and_or): Ditto.
2348 (popcount_table): Delete.
2349 (sbitmap_elt_popcount): Delete.
2350 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
2351 (bitmap_set_bit): Delete the popcount assert.
2352 (bitmap_clear_bit): Ditto.
2353 (sbitmap_free): Don't free the popcount array.
2354 (sbitmap_alloc_with_popcount): Delete declaration.
2355 (sbitmap_popcount): Ditto.
2357 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
2358 Andrew Burgess <andrew.burgess@embecosm.com>
2360 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
2361 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
2362 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
2363 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
2364 * config/arc/arc.opt (mcmem): New option.
2365 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
2366 supply length for r/m alternative.
2367 (*extendqisi2_ac): Likewise.
2368 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
2370 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
2371 (movhi_insn): Likewise.
2372 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
2373 (*zero_extendqihi2_i): Add r/Ucm alternative.
2374 (*zero_extendqisi2_ac): Likewise.
2375 (*zero_extendhisi2_i): Likewise.
2376 * config/arc/constraints.md (Uex): New memory constraint.
2377 (Ucm): New define_constraint.
2378 * config/arc/predicates.md (long_immediate_loadstore_operand):
2379 Return 0 for MEM with cmem_address address.
2380 (cmem_address_0): New predicates.
2381 (cmem_address_1): Likewise.
2382 (cmem_address_2): Likewise.
2383 (cmem_address): Likewise.
2385 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
2387 * config/rs6000/rs6000.c (machine_function): Rename
2388 insn_chain_scanned_p to spe_insn_chain_scanned_p.
2389 (rs6000_stack_info): Adjust.
2391 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
2392 Andrew Burgess <andrew.burgess@embecosm.com>
2394 * config/arc/constraints.md (Usd): Convert to define_constraint.
2398 2016-04-28 Jakub Jelinek <jakub@redhat.com>
2401 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
2402 Add new peephole2 where the first insn is *mov<mode>_or instead of
2403 *mov<mode>_internal.
2405 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
2407 * tracer.c (bb_seen): Make static.
2409 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
2411 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
2412 support, setup defaults.
2413 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
2414 * config/arc/arc.c (arc_init): Add NPS400 support.
2415 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
2416 (TARGET_ARC700): NPS400 is also an ARC700.
2417 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
2419 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
2422 * config/nds32/nds32.md (casesi): Don't access the operands array
2425 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
2427 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
2428 (or $-1,reg peephole2): Ditto.
2429 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
2431 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
2433 * doc/extend.texi (Common Function Attributes) [optimize]:
2434 Discourage use of the optimize attribute.
2436 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
2438 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
2439 special case builtin.
2440 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
2441 ALTIVEC_BUILTIN_VEC_ADDE.
2442 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
2443 support for ALTIVEC_BUILTIN_VEC_ADDE.
2444 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
2445 for __builtin_vec_adde.
2447 2016-04-28 Jakub Jelinek <jakub@redhat.com>
2449 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
2450 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
2452 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2455 * doc/sourcebuild.texi (Effective-Target Keywords, Other
2456 attributes): Document cilkplus_runtime.
2458 2016-04-28 Martin Jambor <mjambor@suse.cz>
2460 * tree-cfg.c (verify_expr): Verify that local declarations belong to
2461 this function. Call verify_expr on MEM_REFs and bases of other
2464 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2466 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
2467 for WORD_REGISTER_OPERATIONS to runtime check.
2469 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
2471 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
2473 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
2475 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
2476 big-endian compilation.
2477 * config/arc/arc.md (addf3): Likewise.
2481 2016-04-28 Richard Biener <rguenther@suse.de>
2483 PR tree-optimization/70840
2484 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
2485 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
2486 Mark x * pow(x,c) -> pow(x,c+1) commutative.
2487 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
2489 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2491 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
2492 and explain why in a comment.
2494 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
2496 * config/arc/arc.md (cpu_facility): Add fpx variant.
2497 (subdf3): Prohibit use reverse sub when assist operations option
2499 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
2500 instructions only when FPX is enabled.
2501 * testsuite/gcc.target/arc/trsub.c: New test.
2503 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
2505 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
2506 mult_operator when calculating "type" attribute.
2507 (*fop_<mode>_1_i387): Ditto.
2508 (*fop_xf_1_i387): Ditto.
2509 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
2510 Use std::swap to swap operands. Use RTL expressions to generate
2513 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
2514 Joern Rennecke <joern.rennecke@embecosm.com>
2516 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
2518 (emit_pic_move): Remove.
2519 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
2520 * config/arc/arc.c (emit_pic_move): Removed.
2521 (TARGET_HAVE_TLS): Define.
2522 (arc_conditional_register_usage): Test for arc_tp_regno.
2523 (arc_print_operand, arc_print_operand_address): Handle TLS
2525 (arc_needs_pcl_p): New function.
2526 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
2527 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
2528 (arc_raw_symbolic_reference_mentioned_p): Likewise.
2529 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
2530 (arc_legitimize_tls_address): Likewise.
2531 (DTPOFF_ZERO_SYM): Define.
2532 (arc_legitimize_pic_address): Make it static, handle TLS cases.
2533 (arc_output_pic_addr_const): Print TLS unspecs.
2534 (prepare_pic_move): New function, replaces emit_pic_move.
2535 (arc_legitimate_constant_p): Handle TLS unspecs.
2536 (arc_legitimate_address_p): Likewise.
2537 (arc_rewrite_small_data_p): Use assert for TLS constants.
2538 (prepare_move_operands): Use prepare_pic_move.
2539 (arc_legitimize_address): Legitimize tls addresses.
2540 (arc_epilogue_uses): Check for arc_tp_regno.
2541 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
2542 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
2544 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
2546 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
2547 %(arc_tls_extra_start_spec).
2548 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
2549 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
2551 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
2552 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
2553 (UNSPEC_TLS_OFF): Add.
2555 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
2556 (get_thread_pointersi): New patterns.
2557 * config/arc/arc.opt (mtp-regno): New option.
2558 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
2559 (move_dest_operand): Likewise.
2560 * configure: Regenerate.
2561 * configure.ac: Add arc*-*-* case to test for tls.
2562 * doc/invoke.texi (ARC options): Document mtp-regno.
2564 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
2566 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
2567 the new ARC HS SIMD instructions.
2568 (arc_preferred_simd_mode): New function.
2569 (arc_autovectorize_vector_sizes): Likewise.
2570 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
2571 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
2572 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
2573 (arc_init_builtins): Add new SIMD builtin types.
2574 (arc_split_move): Handle 64 bit vector moves.
2575 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
2576 (TARGET_PLUS_QMACW): Define.
2577 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
2578 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
2579 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
2580 (VSUBADD4H): New builtins.
2581 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
2582 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
2584 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
2585 Matthias Klose <doko@debian.org>
2587 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
2589 2016-04-28 Richard Biener <rguenther@suse.de>
2592 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
2595 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
2597 * common/config/sh/sh-common.c: Remove SH5 support.
2598 * config/sh/constraints.md: Likewise.
2599 * config/sh/config/sh/elf.h: Likewise.
2600 * config/sh/linux.h: Likewise.
2601 * config/sh/netbsd-elf.h: Likewise.
2602 * config/sh/predicates.md: Likewise.
2603 * config/sh/sh-c.c: Likewise.
2604 * config/sh/sh-protos.h: Likewise.
2605 * config/sh/sh.c: Likewise.
2606 * config/sh/sh.h: Likewise.
2607 * config/sh/sh.md: Likewise.
2608 * config/sh/sh.opt: Likewise.
2609 * config/sh/sync.md: Likewise.
2610 * config/sh/sh64.h: Delete.
2611 * config/sh/shmedia.h: Likewise.
2612 * config/sh/shmedia.md: Likewise.
2613 * config/sh/sshmedia.h: Likewise.
2614 * config/sh/t-netbsd-sh5-64: Likewise.
2615 * config/sh/t-sh64: Likewise.
2616 * config/sh/ushmedia.h: Likewise.
2618 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
2620 * config/i386/i386.md (sign_extend to memory peephole2s): Use
2621 general_reg_operand instead of register_operand predicate.
2623 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2625 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
2627 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
2629 * match.pd (A - B > A, A + B < A): New transformations.
2631 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
2633 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
2634 which defaults to true. Emit an outer pair of parentheses only if
2635 EMIT_PARENS. When continuing a chain of && or || (or & or |),
2636 don't emit parentheses for the right-hand operand.
2638 2016-04-27 Jeff Law <law@redhat.com>
2640 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
2642 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2644 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
2645 (altivec_lvx_<mode>_internal): Document.
2646 (altivec_lvx_<mode>_2op): New define_insn.
2647 (altivec_lvx_<mode>_1op): Likewise.
2648 (altivec_lvx_<mode>_2op_si): Likewise.
2649 (altivec_lvx_<mode>_1op_si): Likewise.
2650 (altivec_stvx_<mode>): Remove.
2651 (altivec_stvx_<mode>_internal): Document.
2652 (altivec_stvx_<mode>_2op): New define_insn.
2653 (altivec_stvx_<mode>_1op): Likewise.
2654 (altivec_stvx_<mode>_2op_si): Likewise.
2655 (altivec_stvx_<mode>_1op_si): Likewise.
2656 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2657 Expand vec_ld and vec_st during parsing.
2658 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
2660 (altivec_expand_stvx_be): Likewise.
2661 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
2662 address-masking behavior in RTL.
2663 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
2664 address-masking behavior in RTL.
2665 (altivec_expand_builtin): Change builtin code arguments for calls
2666 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
2667 (insn_is_swappable_p): Avoid incorrect swap optimization in the
2668 presence of lvx/stvx patterns.
2669 (alignment_with_canonical_addr): New function.
2670 (alignment_mask): Likewise.
2671 (find_alignment_op): Likewise.
2672 (recombine_lvx_pattern): Likewise.
2673 (recombine_stvx_pattern): Likewise.
2674 (recombine_lvx_stvx_patterns): Likewise.
2675 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
2676 stvx patterns from expand.
2677 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
2679 (vector_altivec_store_<mode>): Likewise.
2681 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
2683 * config/aarch64/aarch64.md
2684 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
2685 remove the "fp" attributes.
2686 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
2687 add the "simd" attributes.
2688 (*movdf_aarch64): Likewise.
2689 (*movtf_aarch64): Remove the "fp" attributes.
2690 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
2691 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
2693 2016-04-27 David Malcolm <dmalcolm@redhat.com>
2695 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
2696 rtx to rtx_code_label *.
2697 * rtl.h (maybe_set_first_label_num): Likewise.
2699 2016-04-27 David Malcolm <dmalcolm@redhat.com>
2701 * df-core.c (df_add_problem): Make the problem param be const.
2702 (df_remove_problem): Make local "problem" be const.
2703 * df-problems.c (problem_RD): Make const.
2704 (problem_LR): Likewise.
2705 (problem_LIVE): Likewise.
2706 (problem_MIR): Likewise.
2707 (problem_CHAIN): Likewise.
2708 (problem_WORD_LR): Likewise.
2709 (problem_NOTE): Likewise.
2710 (problem_MD): Likewise.
2711 * df-scan.c (problem_SCAN): Likewise.
2712 * df.h (struct df_problem): Make field "dependent_problem" be
2714 (struct dataflow): Likewise for field "problem".
2715 (df_add_problem): Make param const.
2717 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
2719 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
2720 inter-unit moves to/from vector registers are enabled. Do not disable
2723 2016-04-27 David Malcolm <dmalcolm@redhat.com>
2725 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
2726 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
2728 (enum df_problem_id): ...this new enum.
2729 (struct df_problem): Convert field "id" from "int" to
2732 2016-04-27 David Malcolm <dmalcolm@redhat.com>
2734 * rtl.def: Update comment for "things in the instruction chain" to
2735 reflect the removal of the leading "i" field for INSN_UID in
2736 r210360. Fix bogus apostrophe.
2738 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
2740 * config/i386/i386.md
2741 (lea arith with mem operand + setcc peephole2): Set operator mode.
2743 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
2746 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
2747 (dimode_scalar_to_vector_candidate_p): This.
2748 (timode_scalar_to_vector_candidate_p): New function.
2749 (scalar_to_vector_candidate_p): Likewise.
2750 (timode_check_non_convertible_regs): Likewise.
2751 (timode_remove_non_convertible_regs): Likewise.
2752 (remove_non_convertible_regs): Likewise.
2753 (remove_non_convertible_regs): Renamed to ...
2754 (dimode_remove_non_convertible_regs): This.
2755 (scalar_chain::~scalar_chain): Make it virtual.
2756 (scalar_chain::compute_convert_gain): Make it pure virtual.
2757 (scalar_chain::mark_dual_mode_def): Likewise.
2758 (scalar_chain::convert_insn): Likewise.
2759 (scalar_chain::convert_registers): Likewise.
2760 (scalar_chain::add_to_queue): Make it protected.
2761 (scalar_chain::emit_conversion_insns): Likewise.
2762 (scalar_chain::replace_with_subreg): Likewise.
2763 (scalar_chain::replace_with_subreg_in_insn): Likewise.
2764 (scalar_chain::convert_op): Likewise.
2765 (scalar_chain::convert_reg): Likewise.
2766 (scalar_chain::make_vector_copies): Likewise.
2767 (scalar_chain::convert_registers): New pure virtual function.
2768 (class dimode_scalar_chain): New class.
2769 (class timode_scalar_chain): Likewise.
2770 (scalar_chain::mark_dual_mode_def): Renamed to ...
2771 (dimode_scalar_chain::mark_dual_mode_def): This.
2772 (timode_scalar_chain::mark_dual_mode_def): New function.
2773 (timode_scalar_chain::convert_insn): Likewise.
2774 (dimode_scalar_chain::convert_registers): Likewise.
2775 (scalar_chain::compute_convert_gain): Renamed to ...
2776 (dimode_scalar_chain::compute_convert_gain): This.
2777 (scalar_chain::replace_with_subreg): Renamed to ...
2778 (dimode_scalar_chain::replace_with_subreg): This.
2779 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
2780 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
2781 (scalar_chain::make_vector_copies): Renamed to ...
2782 (dimode_scalar_chain::make_vector_copies): This.
2783 (scalar_chain::convert_reg): Renamed to ...
2784 (dimode_scalar_chain::convert_reg ): This.
2785 (scalar_chain::convert_op): Renamed to ...
2786 (dimode_scalar_chain::convert_op): This.
2787 (scalar_chain::convert_insn): Renamed to ...
2788 (dimode_scalar_chain::convert_insn): This.
2789 (scalar_chain::convert): Call convert_registers.
2790 (convert_scalars_to_vector): Change to scalar_chain pointer to
2791 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
2792 in 32-bit mode. Delete scalar_chain pointer. Call
2793 free_dominance_info in 64-bit mode.
2794 (pass_stv::gate): Remove TARGET_64BIT check.
2795 (ix86_option_override): Put the 64-bit STV pass before the CSE
2798 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
2800 * dwarf2out.h (struct dw_loc_descr_node): Remove the
2801 dw_loc_frame_offset field.
2802 * dwarf2out.c (new_loc_descr): Likewise.
2803 (resolve_args_picking_1): Turn the VISITED hash set into a
2804 FRAME_OFFSET hash map. Use it to associate a frame offset to
2805 visited nodes. Remove uses of the CHECKING_P macro.
2806 (resolve_args_picking): Update call to resolve_args_picking_1.
2808 2016-04-27 Martin Liska <mliska@suse.cz>
2810 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
2811 (free_loop_data): Release vuses of groups.
2813 2016-04-27 Bin Cheng <bin.cheng@arm.com>
2815 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
2816 instead of redundant use_id and boolean have_use_for.
2817 (struct iv_use): Change sub_id into group_id. Remove field next.
2818 Move fields: related_cands, n_map_members, cost_map and selected
2820 (struct iv_group): ... here. New structure.
2821 (struct iv_common_cand): Use structure declaration directly.
2822 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
2823 (MAX_CONSIDERED_USES): Rename macro to ...
2824 (MAX_CONSIDERED_GROUPS): ... here.
2825 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
2826 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
2827 (dump_uses): Rename to ...
2828 (dump_groups): ... here. Update all uses.
2829 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
2830 (find_induction_variables): Refactor format of dump information.
2831 (record_sub_use): Delete.
2832 (record_use): Update all uses.
2833 (record_group): New function.
2834 (record_group_use, find_interesting_uses_op): Call above functions.
2836 (find_interesting_uses_cond): Ditto.
2837 (group_compare_offset): New function.
2838 (split_all_small_groups): Rename to ...
2839 (split_small_address_groups_p): ... here. Update all uses.
2840 (split_address_groups): Update all uses.
2841 (find_interesting_uses): Refactor format of dump information.
2842 (add_candidate_1): Update all uses. Remove redundant check on iv,
2844 (add_candidate, record_common_cand): Remove redundant assert.
2845 (add_iv_candidate_for_biv): Update use.
2846 (add_iv_candidate_derived_from_uses): Update all uses.
2847 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
2848 (alloc_use_cost_map): Ditto.
2849 (set_use_iv_cost, get_use_iv_cost): Rename to ...
2850 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
2851 (determine_use_iv_cost_generic): Ditto.
2852 (determine_group_iv_cost_generic): Ditto.
2853 (determine_use_iv_cost_address): Ditto.
2854 (determine_group_iv_cost_address): Ditto.
2855 (determine_use_iv_cost_condition): Ditto.
2856 (determine_group_iv_cost_cond): Ditto.
2857 (determine_use_iv_cost): Ditto.
2858 (determine_group_iv_cost): Ditto.
2859 (set_autoinc_for_original_candidates): Update all uses.
2860 (find_iv_candidates): Update all uses. Refactor dump information.
2861 (determine_use_iv_costs): Ditto.
2862 (determine_iv_costs): Ditto.
2863 (iv_ca_cand_for_use): Rename to ...
2864 (iv_ca_cand_for_group): ... here. Update all uses.
2865 (iv_ca_add_use, iv_ca_add_group): Ditto.
2866 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
2867 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
2868 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
2869 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
2870 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
2871 (create_new_iv, adjust_iv_update_pos): Ditto.
2872 (rewrite_use_address): Delete.
2873 (rewrite_use_address_1): Rename to ...
2874 (rewrite_use_address): ... here.
2875 (rewrite_use_compare): Update all uses.
2876 (rewrite_use): Delete.
2877 (rewrite_uses): Rename to ...
2878 (rewrite_groups): ... here. Update all uses.
2879 (remove_unused_ivs, free_loop_data): Update all uses.
2880 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
2882 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2884 * rtlanal.c (nonzero_bits1): Convert preprocessor check
2885 for WORD_REGISTER_OPERATIONS to runtime check.
2887 2016-04-27 Richard Biener <rguenther@suse.de>
2890 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
2891 aggregate_value_p to determine if a function result is
2892 returned by reference.
2893 (ipa_pta_execute): Functions having their address taken are
2894 not automatically nonlocal.
2896 2016-04-27 Jakub Jelinek <jakub@redhat.com>
2899 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
2900 * fold-const.c (operand_equal_p): If flag_checking and
2901 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
2902 and if it returns non-zero, assert iterative_hash_expr on both
2905 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
2907 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
2909 2016-04-27 Nick Clifton <nickc@redhat.com>
2912 * varasm.c (merge_weak): Generate an error if an attempt is made
2913 to convert a non-weak static function into a weak, public function.
2915 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2917 * params.def (MAX_PARTITION_SIZE): New param.
2918 * doc/invoke.texi: Document lto-max-partition.
2920 2016-04-27 Richard Biener <rguenther@suse.de>
2923 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
2924 function cummulating used_from_other_partition, externally_visible
2925 and force_output from aliases.
2926 (refered_from_nonlocal_var): Likewise.
2927 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
2928 node flags properly.
2930 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
2932 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
2933 (-Wmemset-elt-size): New item.
2935 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
2938 * stor-layout.h (internal_reference_types): Delete.
2939 * stor-layout.c (reference_types_internal): Likewise.
2940 (internal_reference_types): Likewise.
2941 (layout_type) <REFERENCE_TYPE>: Adjust.
2943 2016-04-27 Jakub Jelinek <jakub@redhat.com>
2946 * tree.h (inchash::add_expr): Add FLAGS argument.
2947 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
2948 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
2949 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
2950 Formatting fix. Adjust recursive calls. For tcc_comparison,
2951 if swap_tree_comparison (code) is smaller than code, hash that
2952 and arguments in the other order. Hash CONVERT_EXPR the same
2953 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
2954 of ADDR_EXPR of decl as the decl itself. Add or remove
2955 OEP_ADDRESS_OF from recursive flags as needed. For
2956 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
2957 operands commutatively and only the third one normally.
2958 For internal CALL_EXPR hash in CALL_EXPR_IFN.
2960 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
2962 * config/rtems.h (LIB_SPEC): Add -latomic.
2964 2016-04-27 Joel Sherrill <joel@rtems.org>
2966 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
2967 xilink.ld and flags not relevant to RTEMS.
2969 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
2971 * toplev.c (backend_init_target): Avoid calling init_reload when using
2974 2016-04-26 Jakub Jelinek <jakub@redhat.com>
2976 * reorg.c (try_merge_delay_insns): Declare i and j inside the
2977 for loops rather than one for the whole function.
2979 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
2981 * match.pd (X + CST CMP X): New transformation.
2983 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
2985 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
2986 * fold-const.c (fold_binary_loc): Remove 2 transformations
2987 superseded by match.pd.
2988 * match.pd (x+x -> x*2): Generalize to integers.
2990 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
2992 * config/i386/i386.md (operation on memory peephole): Duplicate an
2993 existing peephole and adapt it to match lea rather than an operation
2996 PR rtl-optimization/57193
2997 * opts.c (default_options_table): Add OPT_frename_registers at -O2
2999 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
3001 2016-04-26 Bin Cheng <bin.cheng@arm.com>
3003 * tree-if-conv.c (any_pred_load_store): New static variable.
3004 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
3005 any_pred_load_store instead of and_mask_load_store.
3006 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
3007 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
3008 (combine_blocks, tree_if_conversion): Ditto.
3010 2016-04-26 Bin Cheng <bin.cheng@arm.com>
3012 PR tree-optimization/70771
3013 PR tree-optimization/70775
3014 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
3015 virtual PHI nodes. Delete parameter.
3016 (if_convertible_loop_p_1): Delete argument to above function.
3017 (predicate_all_scalar_phis): Delete code handling single-argument
3019 (tree_if_conversion): Mark and update virtual SSA.
3021 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3024 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
3025 (x86_elf_aligned_common): Rename to ...
3026 (x86_elf_aligned_decl_common): ... this.
3027 Add decl arg. Switch to .lbss for largecomm object. Use
3028 LARGECOMM_SECTION_ASM_OP.
3029 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
3031 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
3032 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
3034 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
3035 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
3037 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3040 * config/i386/i386.c (SECTION_LARGE): Define.
3041 (x86_64_elf_select_section): Set it for large data/bss sections.
3042 Only clear SECTION_WRITE for .lrodata.
3043 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
3045 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
3046 * varasm.c (default_elf_asm_named_section): Grow flagchars.
3047 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
3049 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
3050 * doc/tm.texi: Regenerate.
3052 2016-04-26 Jakub Jelinek <jakub@redhat.com>
3055 * configure.ac (--enable-checking): Document extra flag, for
3056 non-release builds default to --enable-checking=yes,extra.
3057 If misc checking and extra checking, define CHECKING_P to 2 instead
3059 * common.opt (fchecking=): Add.
3060 * doc/invoke.texi (-fchecking=): Document.
3061 * doc/install.texi: Document --enable-checking changes.
3062 * configure: Regenerated.
3063 * config.in: Regenerated.
3065 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
3067 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
3068 attribute instead of which_alternative.
3069 * config/i386/sse.md (*mov<mode>_internal): Ditto.
3070 Use EXT_REX_SSE_REG_P where appropriate.
3072 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
3074 * config/i386/predicates.md (const0_operand): Do not match
3075 const_wide_int code.
3076 (const1_operand): Ditto.
3078 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
3080 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
3081 for SSE constm1 operands and TARGET_AVX512VL.
3082 (*movti_internal): Ditto.
3083 (*mov<mode>_or): Use constm1_operand predicate.
3084 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
3085 for SSE vector_all_ones operands and TARGET_AVX512VL.
3086 * config/i386/predicates.md (constm1_operand): New predicate.
3087 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
3088 emission of constant -1 load.
3090 2016-04-25 Jason Merrill <jason@redhat.com>
3092 * gdbinit.in: Skip is-a.h.
3094 * attribs.c (register_scoped_attributes): Fix logic.
3095 * attribs.h: Declare register_scoped_attributes.
3097 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3099 * config/rs6000/rs6000-builtin.def: Correct pasto error for
3100 stxvd2x and stxvw4x built-in functions.
3102 2016-04-25 DJ Delorie <dj@redhat.com>
3104 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
3105 (ashrhi3): Likewise.
3106 (lshrhi3): Likewise.
3108 2016-04-25 Richard Biener <rguenther@suse.de>
3110 PR tree-optimization/70780
3111 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
3113 (compute_antic): Mark blocks with abnormal preds as visited as
3114 they have a final empty antic-in solution already.
3116 2016-04-25 Michael Collison <michael.collison@linaro.org>
3118 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
3120 2016-04-25 Michael Collison <michael.collison@linaro.org>
3122 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
3123 mode is VQI to improve mixed mode vectorization.
3124 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
3125 define_insn to match low half of signed vaddw.
3126 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
3127 define_insn to match high half of signed vaddw.
3128 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
3129 define_insn to match low half of unsigned vaddw.
3130 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
3131 define_insn to match high half of unsigned vaddw.
3132 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
3133 (arm_simd_check_vect_par_cnst_half_p): Likewise.
3134 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
3136 (arm_simd_check_vect_par_cnst_half_p): Likewise.
3137 * config/arm/predicates.md (vect_par_constant_high): Support
3138 big endian and simplify by calling
3139 arm_simd_check_vect_par_cnst_half
3140 (vect_par_constant_low): Likewise.
3142 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
3144 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
3145 predicate for operand 2.
3147 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
3148 H.J. Lu <hongjiu.lu@intel.com>
3150 * config/i386/i386-protos.h (standard_sse_constant_p): Add
3151 machine_mode argument.
3152 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
3153 constm1_rtx operands. For VOIDmode constants, get mode from
3154 pred_mode. Check mode size if the mode is supported by ABI.
3155 (standard_sse_constant_opcode): Do not use standard_constant_p.
3156 Strictly check ABI support for all-ones operands.
3157 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
3158 immediates. Update calls to standard_sse_constant_p.
3159 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
3160 (ix86_rtx_costs): Ditto.
3161 * config/i386/i386.md (*movxi_internal_avx512f): Use
3162 nonimmediate_or_sse_const_operand instead of vector_move_operand.
3163 Use (v,BC) alternative instead of (v,C). Use register_operand
3164 checks instead of MEM_P.
3165 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
3166 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
3167 isa attribute. Use register_operand checks instead of MEM_P.
3168 (*movti_internal): Use nonimmediate_or_sse_const_operand for
3169 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
3170 alternative and corresponding sse2 isa attribute.
3171 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
3172 to standard_sse_constant_p.
3173 (FP constant splitters): Ditto.
3174 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
3176 * config/i386/predicates.md (constm1_operand): Remove.
3177 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
3178 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
3179 vector_all_ones_operand instead of constm1_operand.
3181 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3183 * print-rtl.c (print_rtx_insn_vec): New function.
3184 * print-rtl.h: New prototype.
3185 * store-motion.c (struct st_expr): Make avail_stores a vector.
3186 (st_expr_entry): Adjust.
3187 (free_st_expr_entry): Likewise.
3188 (print_store_motion_mems): Likewise.
3189 (find_moveable_store): Likewise.
3190 (compute_store_table): Likewise.
3191 (delete_store): Likewise.
3192 (build_store_vectors): Likewise.
3194 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3196 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
3198 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3200 * vec.h (vec_safe_contains): New function.
3201 (vec::contains): Likewise.
3202 (vec::begin): Likewise.
3203 (vec::end): Likewise.
3205 2016-04-23 Jakub Jelinek <jakub@redhat.com>
3208 * cfgexpand.c (expand_stack_vars): Fix typo.
3210 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
3212 * system.h (list, map, set, vector): Include conditionally.
3213 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
3214 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
3215 * ipa-icf.c (INCLUDE_LIST): Define.
3216 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
3217 * config/sh/sh.c (INCLUDE_VECTOR): Define.
3218 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
3219 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
3220 * cp/logic.cc (INCLUDE_LIST): Define.
3221 * fortran/trans-common.c (INCLUDE_MAP): Define.
3223 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
3225 * auto-profile.c: Remove <string.h> include.
3226 * ipa-icf-gimple.c: Remove <list> include.
3227 * diagnostic.c: Remove <new> include.
3228 * genmatch.c: Likewise.
3229 * pretty-print.c: Likewise.
3230 * toplev.c: Likewise
3231 * c/c-objc-common.c: Likewise.
3232 * cp/error.c: Likewise.
3233 * fortran/error.c: Likewise.
3235 2016-04-22 Richard Biener <rguenther@suse.de>
3237 * lto-streamer-in.c (input_ssa_names): Do not allocate
3238 GIMPLE_NOP for all SSA names.
3239 * lto-streamer-out.c (output_ssa_names): Do not output
3240 SSA names that should have been released.
3242 2016-04-22 Richard Biener <rguenther@suse.de>
3244 PR tree-optimization/70740
3245 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
3248 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
3251 * config/i386/predicates.md (call_insn_operand): Replace
3252 sibcall_memory_operand with memory_operand.
3254 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
3256 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
3257 has_single_use() tests.
3258 (register_edge_assert_for_1): Likewise.
3259 (find_assert_locations_1): Check the liveness bitmap instead of
3260 checking has_single_use().
3262 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
3265 * gcc/config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
3266 Extract AVX-512BW constraint from AVX.
3268 2016-04-21 Richard Biener <rguenther@suse.de>
3270 PR tree-optimization/70725
3271 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
3272 for phi_convertible_by_degenerating_args.
3273 (predicate_all_scalar_phis): Handle single-argument PHIs.
3275 2016-04-21 Richard Biener <rguenther@suse.de>
3278 * fold-const.c (fold_comparison): Return properly typed
3281 2016-04-21 Bin Cheng <bin.cheng@arm.com>
3283 PR tree-optimization/70715
3284 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
3285 after expanding BASE using expand_simple_operations.
3287 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
3289 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
3290 New transformations.
3292 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
3294 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
3296 2016-04-20 Jan Hubicka <jh@suse.cz>
3298 * ipa-inline.c (can_inline_edge_p): Pass caller info to
3299 ultiimate_alias_target.
3300 (update_callee_keys): Likewise.
3301 (lookup_recursive_calls): Likewise.
3302 (speculation_useful_p): Likewise.
3304 2016-04-20 Jan Hubicka <jh@suse.cz>
3307 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
3308 (set_nothrow_flag_1): ... this; handle interposition correctly;
3309 recurse on aliases and thunks.
3310 (cgraph_node::set_nothrow_flag): New.
3311 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
3312 functions compiled with non-call exceptions that binds to current
3314 (propagate_nothrow): Be safe WRT interposition.
3315 * cgraph.h (set_nothrow_flag): Update prototype.
3317 2016-04-18 Jan Hubicka <jh@suse.cz>
3319 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
3320 max_loop_iterations_int.
3321 (tree_unswitch_outer_loop): Likewise.
3323 2016-04-20 Bin Cheng <bin.cheng@arm.com>
3325 PR tree-optimization/69489
3326 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
3327 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
3328 Revise dump message.
3329 (if_convertible_bb_p): Remove check on edge count of basic block's
3332 2016-04-20 Bin Cheng <bin.cheng@arm.com>
3334 PR tree-optimization/56625
3335 PR tree-optimization/69489
3336 * tree-data-ref.h (DR_INNERMOST): New macro.
3337 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
3338 hashing struct innermost_loop_behavior.
3339 (ref_DR_map): Remove.
3340 (innermost_DR_map): New map.
3341 (baseref_DR_map): Revise comment.
3342 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
3343 to innermost_DR_map accroding to its innermost loop behavior.
3344 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
3345 to its innermost loop behavior.
3346 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
3347 Add initialization for innermost_DR_map. Record memory reference
3348 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
3349 have innermost loop behavior.
3350 (if_convertible_loop_p): Remove release for ref_DR_map. Release
3353 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
3355 * config/i386/i386.md (*lea<mode>_general_1): Rename from
3356 *lea_general_1. Use explicit SWI12 mode interator.
3357 (*lea<mode>_general_2): Rename from *lea_general_2.
3358 Use explicit SWI12 mode interator.
3359 (*lea<mode>_general_3): Rename from *lea_general_3.
3360 Use explicit SWI12 mode interator.
3361 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
3362 Use explicit SWI12 mode interator.
3363 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
3364 Use explicit SWI48 mode interator.
3366 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
3368 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
3369 Short-cut unaligned load and store cases. Handle all integer
3371 (ix86_expand_vector_move_misalign): Short-cut unaligned load
3372 and store cases. Call ix86_avx256_split_vector_move_misalign
3373 directly without checking mode class.
3375 2016-04-20 Andrew Pinski <apinski@cavium.com>
3376 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3379 * config/aarch64/aarch64.md (sibcall): Force call
3380 address to be DImode for ILP32.
3381 (sibcall_value): Likewise.
3383 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
3385 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
3387 2016-04-20 Richard Biener <rguenther@suse.de>
3389 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
3390 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
3391 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
3392 (maybe_push_res_to_seq): Adjust.
3393 * gimple-fold.c (maybe_build_generic_op): Likewise.
3395 2016-04-20 Marek Polacek <polacek@redhat.com>
3397 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
3400 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
3402 * config/i386/sse.md (vec_unpacks_lo_hi): Always
3403 use kmovw to support AVX512F target.
3405 2016-04-20 Bin Cheng <bin.cheng@arm.com>
3407 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
3409 2016-04-20 Marek Polacek <polacek@redhat.com>
3411 PR tree-optimization/70725
3412 * tree-if-conv.c (is_false_predicate): New function.
3413 (predicate_mem_writes): Use it.
3415 2016-04-20 Richard Biener <rguenther@suse.de>
3417 PR tree-optimization/70726
3418 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
3419 shift amounts from a pattern stmt operand.
3421 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3424 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
3425 stack_restore_from_fpr pattern when restoring r15.
3426 (s390_optimize_prologue): Strip away the memory barrier in the
3427 parallel when trying to get rid of restore insns.
3428 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
3429 definition for loading the stack pointer from an FPR. Compared to
3430 the normal move insn this pattern includes a full memory barrier.
3432 2016-04-19 Jakub Jelinek <jakub@redhat.com>
3435 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
3436 implicitly linear or lastprivate iterator on the outer context.
3438 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
3440 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
3442 * config/i386/i386.md (ssememalign): Removed.
3443 * config/i386/sse.md: Remove ssememalign attribute from patterns.
3445 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
3448 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
3449 const short * to __builtin_ia32_loaddquhi512_mask.
3450 (_mm512_maskz_loadu_epi16): Likewise.
3451 (_mm512_mask_storeu_epi16): Pass short * to
3452 __builtin_ia32_storedquhi512_mask.
3453 (_mm512_mask_loadu_epi8): Pass const char * to
3454 __builtin_ia32_loaddquqi512_mask.
3455 (_mm512_maskz_loadu_epi8): Likewise.
3456 (_mm512_mask_storeu_epi8): Pass char * to
3457 __builtin_ia32_storedquqi512_mask.
3458 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
3459 const double * to __builtin_ia32_loadupd512_mask.
3460 (_mm512_mask_loadu_pd): Likewise.
3461 (_mm512_maskz_loadu_pd): Likewise.
3462 (_mm512_storeu_pd): Pass double * to
3463 __builtin_ia32_storeupd512_mask.
3464 (_mm512_mask_storeu_pd): Likewise.
3465 (_mm512_loadu_ps): Pass const float * to
3466 __builtin_ia32_loadups512_mask.
3467 (_mm512_mask_loadu_ps): Likewise.
3468 (_mm512_maskz_loadu_ps): Likewise.
3469 (_mm512_storeu_ps): Pass float * to
3470 __builtin_ia32_storeups512_mask.
3471 (_mm512_mask_storeu_ps): Likewise.
3472 (_mm512_mask_loadu_epi64): Pass const long long * to
3473 __builtin_ia32_loaddqudi512_mask.
3474 (_mm512_maskz_loadu_epi64): Likewise.
3475 (_mm512_mask_storeu_epi64): Pass long long *
3476 to __builtin_ia32_storedqudi512_mask.
3477 (_mm512_loadu_si512): Pass const int * to
3478 __builtin_ia32_loaddqusi512_mask.
3479 (_mm512_mask_loadu_epi32): Likewise.
3480 (_mm512_maskz_loadu_epi32): Likewise.
3481 (_mm512_storeu_si512): Pass int * to
3482 __builtin_ia32_storedqusi512_mask.
3483 (_mm512_mask_storeu_epi32): Likewise.
3484 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
3485 char * to __builtin_ia32_storedquqi256_mask.
3486 (_mm_mask_storeu_epi8): Likewise.
3487 (_mm256_mask_loadu_epi16): Pass const short * to
3488 __builtin_ia32_loaddquhi256_mask.
3489 (_mm256_maskz_loadu_epi16): Likewise.
3490 (_mm_mask_loadu_epi16): Pass const short * to
3491 __builtin_ia32_loaddquhi128_mask.
3492 (_mm_maskz_loadu_epi16): Likewise.
3493 (_mm256_mask_loadu_epi8): Pass const char * to
3494 __builtin_ia32_loaddquqi256_mask.
3495 (_mm256_maskz_loadu_epi8): Likewise.
3496 (_mm_mask_loadu_epi8): Pass const char * to
3497 __builtin_ia32_loaddquqi128_mask.
3498 (_mm_maskz_loadu_epi8): Likewise.
3499 (_mm256_mask_storeu_epi16): Pass short * to.
3500 __builtin_ia32_storedquhi256_mask.
3501 (_mm_mask_storeu_epi16): Pass short * to.
3502 __builtin_ia32_storedquhi128_mask.
3503 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
3504 const double * to __builtin_ia32_loadupd256_mask.
3505 (_mm256_maskz_loadu_pd): Likewise.
3506 (_mm_mask_loadu_pd): Pass onst double * to
3507 __builtin_ia32_loadupd128_mask.
3508 (_mm_maskz_loadu_pd): Likewise.
3509 (_mm256_mask_storeu_pd): Pass double * to
3510 __builtin_ia32_storeupd256_mask.
3511 (_mm_mask_storeu_pd): Pass double * to
3512 __builtin_ia32_storeupd128_mask.
3513 (_mm256_mask_loadu_ps): Pass const float * to
3514 __builtin_ia32_loadups256_mask.
3515 (_mm256_maskz_loadu_ps): Likewise.
3516 (_mm_mask_loadu_ps): Pass const float * to
3517 __builtin_ia32_loadups128_mask.
3518 (_mm_maskz_loadu_ps): Likewise.
3519 (_mm256_mask_storeu_ps): Pass float * to
3520 __builtin_ia32_storeups256_mask.
3521 (_mm_mask_storeu_ps): ass float * to
3522 __builtin_ia32_storeups128_mask.
3523 (_mm256_mask_loadu_epi64): Pass const long long * to
3524 __builtin_ia32_loaddqudi256_mask.
3525 (_mm256_maskz_loadu_epi64): Likewise.
3526 (_mm_mask_loadu_epi64): Pass const long long * to
3527 __builtin_ia32_loaddqudi128_mask.
3528 (_mm_maskz_loadu_epi64): Likewise.
3529 (_mm256_mask_storeu_epi64): Pass long long * to
3530 __builtin_ia32_storedqudi256_mask.
3531 (_mm_mask_storeu_epi64): Pass long long * to
3532 __builtin_ia32_storedqudi128_mask.
3533 (_mm256_mask_loadu_epi32): Pass const int * to
3534 __builtin_ia32_loaddqusi256_mask.
3535 (_mm256_maskz_loadu_epi32): Likewise.
3536 (_mm_mask_loadu_epi32): Pass const int * to
3537 __builtin_ia32_loaddqusi128_mask.
3538 (_mm_maskz_loadu_epi32): Likewise.
3539 (_mm256_mask_storeu_epi32): Pass int * to
3540 __builtin_ia32_storedqusi256_mask.
3541 (_mm_mask_storeu_epi32): Pass int * to
3542 __builtin_ia32_storedqusi128_mask.
3543 * config/i386/i386-builtin-types.def (PCSHORT): New.
3545 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
3546 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
3547 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
3548 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
3549 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
3550 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
3551 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
3552 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
3553 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
3554 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
3555 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
3556 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
3557 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
3558 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
3559 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
3560 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
3561 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
3562 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
3563 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
3564 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
3565 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
3566 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
3567 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
3568 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
3569 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
3570 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
3571 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
3572 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
3573 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
3574 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
3575 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
3576 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
3577 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
3578 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
3579 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
3580 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
3581 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
3582 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
3583 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
3584 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
3585 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
3586 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
3587 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
3588 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
3589 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
3590 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
3591 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
3592 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
3593 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
3595 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
3596 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
3598 (ix86_expand_vector_move_misalign): Likewise.
3599 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
3600 to scalar function prototype for unaligned load/store builtins.
3601 (ix86_expand_special_args_builtin): Updated.
3602 * config/i386/sse.md (UNSPEC_LOADU): Removed.
3603 (UNSPEC_STOREU): Likewise.
3604 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
3605 (VI_ULOADSTORE_F_AVX512VL): Likewise.
3606 (ssescalarsize): Handle V4TI, V2TI and V1TI.
3607 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
3608 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
3609 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
3610 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
3611 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
3612 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
3613 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
3614 (<avx512>_storedqu<mode>_mask): Likewise.
3615 (*sse4_2_pcmpestr_unaligned): Likewise.
3616 (*sse4_2_pcmpistr_unaligned): Likewise.
3617 (*mov<mode>_internal): Renamed to ...
3618 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
3619 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
3620 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
3621 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
3623 2016-04-19 Richard Biener <rguenther@suse.de>
3625 PR tree-optimization/70171
3626 * tree-ssa-phiprop.c: Include stor-layout.h.
3627 (phiprop_insert_phi): Handle the aggregate copy case.
3628 (propagate_with_phi): Likewise.
3630 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
3632 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
3633 instead of simplify_gen_subreg (... , 0).
3634 (ix86_delegitimize_address): Ditto.
3635 (ix86_split_divmod): Ditto.
3636 (ix86_split_copysign_const): Ditto.
3637 (ix86_split_copysign_var): Ditto.
3638 (ix86_expand_args_builtin): Ditto.
3639 (ix86_expand_round_builtin): Ditto.
3640 (ix86_expand_special_args_builtin): Ditto.
3641 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
3642 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
3643 (udivmodqi4): Ditto.
3644 (absneg splitters): Ditto.
3645 (*jcc_bt<mode>_1): Ditto.
3647 2016-04-19 Richard Biener <rguenther@suse.de>
3649 PR tree-optimization/70724
3650 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
3651 restoring out from ...
3652 (free_scc_vn): ... here.
3653 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
3654 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
3656 (pass_fre::execute): Restore SSA info.
3658 2016-04-19 Richard Biener <rguenther@suse.de>
3660 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
3661 * gimple-walk.c (walk_gimple_op): Initialize it.
3662 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
3663 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
3664 remapping SSA names of defs.
3665 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
3668 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
3671 * lra-constraints.c (equiv_substition_p): New.
3672 (process_alt_operands): Use it.
3673 (swap_operands): Swap it.
3674 (curr_insn_transform): Update it.
3676 2016-04-18 Michael Matz <matz@suse.de>
3678 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
3679 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
3680 * tree-core.h (tree_type_common.align): Use bit-field.
3681 (tree_type_common.spare): New.
3682 (tree_decl_common.off_align): Make smaller.
3683 (tree_decl_common.align): Use bit-field.
3685 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
3686 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
3687 (scan_sharing_clauses): Ditto.
3688 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
3689 (omp_finish_file): Ditto.
3690 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
3691 (layout_decl): Ditto.
3692 (relayout_decl): Ditto.
3693 (finalize_record_size): Use SET_TYPE_ALIGN.
3694 (finalize_type_size): Ditto.
3695 (finish_builtin_struct): Ditto.
3696 (layout_type): Ditto.
3697 (initialize_sizetypes): Ditto.
3698 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
3699 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
3700 (lookup_field_for_decl): Use SET_DECL_ALIGN.
3701 (get_chain_field): Ditto.
3702 (get_trampoline_type): Ditto.
3703 (get_nl_goto_field): Ditto.
3704 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
3706 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
3707 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
3708 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
3709 (build_qualified_type): Use SET_TYPE_ALIGN.
3710 (build_aligned_type, build_range_type_1): Ditto.
3711 (build_atomic_base): Ditto.
3712 (build_common_tree_nodes): Ditto.
3713 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
3714 (expand_one_stack_var_at): Ditto.
3715 * coverage.c (build_var): Use SET_DECL_ALIGN.
3716 * except.c (init_eh): Ditto.
3717 * function.c (assign_parm_setup_block): Ditto.
3718 * symtab.c (increase_alignment_1): Ditto.
3719 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
3720 * tree-vect-stmts.c (ensure_base_align): Ditto.
3721 * varasm.c (align_variable): Ditto.
3722 (assemble_variable): Ditto.
3723 (build_constant_desc): Ditto.
3724 (output_constant_def_contents): Ditto.
3726 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
3727 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
3728 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
3729 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
3730 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
3732 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
3735 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
3736 replace %vmovsd with "%vmovq".
3737 (vec_concatv2df): Likewise.
3739 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
3741 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
3742 (*vec_extractv2si_0): Ditto.
3743 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
3744 (zero_extended_scalar_load_operand splitters): Ditto.
3745 (vec_extract splitters): Ditto.
3746 (*vec_extractv4si_0_zext): Ditto.
3747 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
3749 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
3750 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
3751 (*sse4_1_extractps): Use lowpart_subreg.
3752 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
3754 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3756 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
3758 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
3759 Mention Solaris 11 packaging changes.
3760 Update gas and gld requirements.
3761 Remove reference to pre-Solaris 10 bug.
3762 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
3764 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
3767 2016-04-17 Jan Hubicka <jh@suse.cz>
3769 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
3770 max_loop_iterations_int.
3772 2016-04-18 Richard Biener <rguenther@suse.de>
3774 PR tree-optimization/43434
3775 * tree-ssa-structalias.c (struct vls_data): New.
3776 (visit_loadstore): Handle all pointer-based accesses.
3777 (compute_dependence_clique): Compute a bitmap of restrict tags
3778 assigned bases and pass it to visit_loadstore.
3780 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
3783 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
3784 armv8.1-a and armv8.1-a+crc.
3786 2016-04-18 Richard Biener <rguenther@suse.de>
3788 PR tree-optimization/70701
3789 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
3790 references after translating through a memcpy.
3792 2016-04-18 Richard Biener <rguenther@suse.de>
3794 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
3795 (compute_antic): ... here. For partial antic use regular
3796 postorder and scrap iteration.
3797 (compute_partial_antic_aux): Remove unused return value.
3798 (init_pre): Do not allocate postorder.
3799 (fini_pre): Do not free postorder.
3801 2016-04-18 Richard Biener <rguenther@suse.de>
3804 * expmed.c (extract_bit_field_1): Remove broken case
3805 using a wider MODE_INT mode.
3807 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
3809 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
3810 unless compiling with at least GCC-4.8.
3812 2016-04-17 Jan Hubicka <jh@suse.cz>
3815 * graphite.c (graphite_finalize): Update call to
3816 tree_estimate_probability.
3817 * predict.h (tree_estimate_probability): Update prototype.
3819 2016-04-17 Jan Hubicka <jh@suse.cz>
3821 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
3822 (tree_estimate_probability): Likewise.
3823 (pass_profile::execute): Update.
3824 (report_predictor_hitrates): New function.
3825 * profile.c (compute_branch_probabilities): Use it.
3826 * predict.h (report_predictor_hitrates): Declare.
3828 2016-04-17 Jan Hubicka <jh@suse.cz>
3831 * cgraph.h (cgraph_node::set_const_flag,
3832 cgraph_node::set_pure_flag): Update prototype to return bool;
3834 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
3835 of interposable symbol are interposable, too.
3836 (cgraph_set_const_flag_1): Rename to ...
3837 (set_const_flag_1): ... this one; change to self recursive function
3838 instead of call_for_symbol_thunks_and_aliases. Handle correctly
3839 clearnig the flag in all variants and also virtual thunks of const
3840 functions are pure; track if any change was done.
3841 (cgraph_node::set_const_flag): Update.
3842 (struct set_pure_flag_info): New struct.
3843 (cgraph_set_pure_flag_1): Rename to ...
3844 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
3845 rather than pointer encoded flags; track if any changes was done;
3846 handle correctly clearning flag and setting flag of aliases already
3848 (cgraph_node::set_pure_flag): Update.
3849 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
3851 2016-04-17 Tom de Vries <tom@codesourcery.com>
3854 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
3857 2016-04-17 Tom de Vries <tom@codesourcery.com>
3859 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
3860 '{}<> ' as escape-for-record.
3862 2016-04-17 Tom de Vries <tom@codesourcery.com>
3864 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
3867 2016-04-17 Tom de Vries <tom@codesourcery.com>
3870 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
3871 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
3872 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
3873 * passes.c (finish_optimization_passes): Only call
3874 finish_graph_dump_file if dfi->graph_dump_initialized.
3875 (execute_function_dump, pass_init_dump_file): Use
3876 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
3878 2016-04-17 Tom de Vries <tom@codesourcery.com>
3880 PR tree-optimization/70256
3881 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
3882 (debug_varmap): New function.
3884 2016-04-17 Tom de Vries <tom@codesourcery.com>
3887 * passes.c (pass_manager::register_pass): Propagate pflags.
3889 2016-04-17 Tom de Vries <tom@codesourcery.com>
3892 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
3893 * passes.c (pass_manager::pass_manager): Declare and init p_start in
3894 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
3895 check if it's equal to p_start.
3896 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
3898 2016-04-15 Jan Hubicka <jh@suse.cz>
3901 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
3902 function does not bind to current def.
3903 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
3904 handle conservatively calls to functions that does not need to bind
3906 (check_call): Update call of worse_state.
3907 (ignore_edge_for_nothrow): Update.
3908 (ignore_edge_for_pure_const): Likewise.
3909 (propagate_pure_const): Update calls to worse_state.
3910 (skip_function_for_local_pure_const): Reformat comments.
3912 2016-04-15 Jan Hubicka <jh@suse.cz>
3915 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
3916 (cgraph_node::function_symbol): Likewise.
3917 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
3918 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
3919 (symtab_node::ultimate_alias_target): Add REF parameter.
3920 (symtab_node::binds_to_current_def_p): Declare.
3921 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
3922 (cgraph_node::function_symbol): Likewise.
3923 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
3924 (cgraph_node::get_availability): Likewise.
3925 (cgraph_edge::binds_to_current_def_p): New inline function.
3926 (varpool_node::get_availability): Add REF parameter.
3927 (varpool_node::ultimate_alias_target): Likewise.
3928 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
3929 (symtab_node::binds_to_current_def_p): Likewise.
3930 * varpool.c (varpool_node::get_availability): Likewise.
3932 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
3935 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
3936 Fix mode size check.
3938 2016-04-15 Jakub Jelinek <jakub@redhat.com>
3940 * BASE-VER: Set to 7.0.0.
3942 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
3944 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
3946 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3948 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
3949 architecture revisions.
3951 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
3953 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
3954 * config/i386/i386.c (ix86_using_red_zone): No longer static.
3955 * config/i386/i386.md (stack decrement to push peepholes): Guard
3956 with !x86_using_red_zone ().
3958 2016-04-15 Jakub Jelinek <jakub@redhat.com>
3961 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
3962 to dump_generic_node.
3963 (NIY): Pass also flags to do_niy.
3965 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
3967 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
3968 (simd_clone_vector_of_formal_parm_types)
3969 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
3970 (simd_clone_mangle, simd_clone_create)
3971 (simd_clone_adjust_return_type, create_tmp_simd_array)
3972 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
3973 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
3974 (ipa_simd_modify_function_body, simd_clone_linear_addend)
3975 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
3976 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
3977 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
3978 * omp-simd-clone.c: ... this new file.
3979 (simd_clone_vector_of_formal_parm_types): Make it static.
3980 * Makefile.in (OBJS): Add omp-simd-clone.o.
3982 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
3985 * config/i386/sse.md: Use proper memory operand modifiers.
3988 2016-04-15 Richard Biener <rguenther@suse.de>
3989 Alan Modra <amodra@gmail.com>
3991 PR tree-optimization/70130
3992 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
3993 when alignment stays not the same and no not use the realign
3996 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3999 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
4000 direct move handlers for KFmode. Change TFmode handlers test from
4001 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
4003 2016-04-14 Jakub Jelinek <jakub@redhat.com>
4006 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
4007 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
4008 (inlined_polymorphic_ctor_dtor_block_p): Use it.
4009 * tree-ssa-live.c (remove_unused_scope_block_p): When
4010 in_ctor_dtor_block, avoid discarding not just BLOCKs with
4011 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
4012 block_ultimate_origin is FUNCTION_DECL.
4013 (remove_unused_locals): If current_function_decl is
4014 polymorphic_ctor_dtor_p, pass initial true to
4015 remove_unused_scope_block_p' is_ctor_dtor_block.
4017 2016-04-14 Martin Sebor <msebor@redhat.com>
4022 * doc/extend.texi (Variable Length): Revert.
4024 2016-04-14 Marek Polacek <polacek@redhat.com>
4025 Jan Hubicka <hubicka@ucw.cz>
4028 * tree.c (verify_type): Disable the canonical type of main variant
4031 2016-04-14 Jason Merrill <jason@redhat.com>
4033 * cfgexpand.c, expr.c: Revert previous change.
4035 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
4038 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
4039 when building a mem ref for the incoming reduction variable.
4041 2016-04-14 Richard Biener <rguenther@suse.de>
4043 PR tree-optimization/70614
4044 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
4045 loop if the evolution dropped to chrec_dont_know.
4046 (interpret_condition_phi): Likewise.
4048 2016-04-14 Richard Biener <rguenther@suse.de>
4050 PR tree-optimization/70623
4051 * tree-ssa-pre.c (changed_blocks): Make global ...
4052 (compute_antic): ... local here. Move and fix worklist
4053 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
4054 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
4055 worklist handling, dump when ANTIC_IN changed.
4056 (compute_partial_antic_aux): Remove worklist handling.
4057 (init_pre): Do not compute post dominators. Add a comment about
4058 the CFG order chosen.
4059 (fini_pre): Do not free post dominators.
4061 2016-04-13 Martin Sebor <msebor@redhat.com>
4066 * doc/extend.texi (Variable Length): Document C++ specifics.
4068 2016-04-13 Jakub Jelinek <jakub@redhat.com>
4071 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
4072 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
4073 eh edges have been purged.
4076 * tree-sra.c (create_access_replacement,
4077 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
4079 * tree-pretty-print.c (dump_fancy_name): New function.
4080 (dump_decl_name, dump_generic_node): Use it.
4082 2016-04-13 Jason Merrill <jason@redhat.com>
4084 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
4085 * expr.c (expand_expr_real_1): Likewise.
4087 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
4089 * config/i386/i386.md (kunpckhi): Swap operands.
4090 (kunpcksi): Likewise.
4091 (kunpckdi): Likewise.
4092 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
4093 (vec_pack_trunc_<mode>): Likewise.
4095 2016-04-13 Jakub Jelinek <jakub@redhat.com>
4098 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
4101 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
4102 gimplification turns some element into non-constant.
4105 * rtl.h (convert_memory_address_addr_space_1): New prototype.
4106 * explow.c (convert_memory_address_addr_space_1): No longer static,
4107 add NO_EMIT argument and don't call convert_modes if true, pass
4108 it down recursively, remove break after return.
4109 (convert_memory_address_addr_space): Adjust caller.
4110 * simplify-rtx.c (simplify_unary_operation_1): Call
4111 convert_memory_address_addr_space_1 instead of convert_memory_address,
4112 if it returns NULL, don't simplify.
4114 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
4117 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
4119 2016-04-12 Jakub Jelinek <jakub@redhat.com>
4121 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
4122 Bump the upper SIMDLEN limits, so that if the return type or
4123 characteristic type if the return type is void can be passed in
4124 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
4127 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4130 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
4131 Do not use "=" constraint on an input constraint.
4132 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
4133 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
4134 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
4135 generates (neg (abs ...)) instead of (abs ...).
4137 2016-04-12 Jakub Jelinek <jakub@redhat.com>
4139 PR rtl-optimization/70596
4140 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
4141 just invalidate LRA data and reset them. Adjust dump wording.
4143 2016-04-12 Martin Liska <mliska@suse.cz>
4146 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
4148 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
4150 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
4151 max_loop_iterations_int.
4152 (tree_unswitch_outer_loop): Likewise.
4153 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
4154 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
4156 2016-04-12 Tom de Vries <tom@codesourcery.com>
4158 PR tree-optimization/68756
4159 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
4160 instead of new_name.
4162 2016-04-12 Jakub Jelinek <jakub@redhat.com>
4164 PR tree-optimization/70602
4165 * tree-sra.c (generate_subtree_copies): Don't write anything into
4166 constant pool decls.
4168 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
4169 regardless whether there are depend clauses or not.
4171 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
4174 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
4175 target attribute and pragma from changing the -mfloat128
4176 and -mfloat128-hardware options.
4178 * doc/extend.texi (Additional Floating Types): Document PowerPC
4179 __float128 restrictions.
4181 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
4184 * config/aarch64/driver-aarch64.c
4185 (aarch64_get_extension_string_for_isa_flags): New.
4186 (arch_extension): Rename to...
4187 (aarch64_arch_extension): ...This.
4188 (ext_to_feat_string): Rename to...
4189 (aarch64_extensions): ...This.
4190 (aarch64_core_data): Keep track of architecture extension flags.
4191 (cpu_data): Rename to...
4192 (aarch64_cpu_data): ...This.
4193 (aarch64_arch_driver_info): Keep track of architecture extension
4195 (get_arch_name_from_id): Rename to...
4196 (get_arch_from_id): ...This, change return type.
4197 (host_detect_local_cpu): Update and reformat for renames, handle
4198 extensions through common infrastructure.
4200 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
4203 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
4204 track of a canonical flag name.
4205 (all_extensions): Likewise.
4206 (arch_to_arch_name): Also track extension flags enabled by the arch.
4207 (all_architectures): Likewise.
4208 (aarch64_parse_extension): Move to here.
4209 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
4211 (aarch64_rewrite_selected_cpu): Update for above change.
4212 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
4213 are handled, such that the single explicit value enabled by an
4214 extension is kept seperate from the implicit values it also enables.
4215 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
4217 (aarch64_parse_extension): New.
4218 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
4219 here to config/aarch64/aarch64-protos.h.
4220 (aarch64_parse_extension): Move from here to
4221 common/config/aarch64/aarch64-common.c.
4222 (aarch64_option_print): Update.
4223 (aarch64_declare_function_name): Likewise.
4224 (aarch64_start_file): Likewise.
4225 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
4226 the canonical flag for extensions.
4227 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
4230 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
4232 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
4235 2016-04-09 Tom de Vries <tom@codesourcery.com>
4237 PR tree-optimization/68953
4238 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
4239 first to last subscript.
4241 2016-04-09 Jakub Jelinek <jakub@redhat.com>
4243 PR tree-optimization/70586
4244 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
4247 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
4251 PR tree-optimization/70373
4255 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
4256 clauses for acc parallel reductions as necessary. Error on those
4258 * omp-low.c (scan_sharing_clauses): Don't install variables which
4259 are used in acc parallel reductions.
4260 (lower_rec_input_clauses): Remove dead code.
4261 (lower_oacc_reductions): Add support for reference reductions.
4262 (lower_reduction_clauses): Remove dead code.
4263 (lower_omp_target): Don't remap variables appearing in acc parallel
4265 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
4267 2016-04-08 Jakub Jelinek <jakub@redhat.com>
4270 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
4271 with multiple SSA_NAME defs, force the outputs other than first
4272 to be live before calling live_track_process_def on each output.
4274 PR rtl-optimization/70574
4275 * fwprop.c (forward_propagate_and_simplify): Don't add
4276 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
4277 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
4278 paradoxical subregs within *loc.
4280 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
4282 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
4283 -ftree-parallelize-loops={0,1}.
4284 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
4285 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
4286 * config/ia64/hpux.h (LIB_SPEC): Likewise.
4287 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
4288 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
4290 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
4293 * asan.c (instrument_derefs): If we get unknown location, extract it
4295 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
4297 2016-04-08 Tom de Vries <tom@codesourcery.com>
4299 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
4300 implicit firstprivate clause.
4302 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4305 * config/arm/thumb2.md (tst + branch-> lsls + branch
4306 peephole below *orsi_not_shiftsi_si): Require that condition
4307 register is dead after the peephole.
4308 (second peephole after the above): Likewise.
4310 2016-04-08 Alan Modra <amodra@gmail.com>
4313 * builtins.c (fold_builtin_classify): For IBM extended precision,
4314 look at just the high-order double to test for NaN.
4315 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
4316 test just the high double for Inf but both doubles for subnormal
4319 2016-04-07 Jakub Jelinek <jakub@redhat.com>
4321 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
4322 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
4323 node->simdclone->mask_mode != VOIDmode masks.
4324 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
4325 earlier, use it instead of node->simdclone.
4326 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
4327 Set clonei->mask_mode.
4329 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
4332 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
4333 Pass it through to cp_parser_already_scoped_statement.
4334 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
4335 it through to cp_parser_statement.
4336 (cp_parser_statement): Pass IF_P through to
4337 cp_parser_iteration_statement.
4338 (cp_parser_pragma): Adjust call to
4339 cp_parser_iteration_statement.
4341 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
4344 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
4345 resolve a future -Wparentheses warning.
4346 * omp-low.c (scan_sharing_clauses): Likewise.
4347 * tree-parloops.c (eliminate_local_variables): Likewise.
4349 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
4351 PR rtl-optimization/70398
4352 * lra-constraints.c (process_address_1): Check zero scale and code
4353 for reloading with zero scale.
4355 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
4357 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
4358 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
4360 2016-04-06 Jakub Jelinek <jakub@redhat.com>
4362 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
4363 Add support for AVX512F clones, include them by default for
4364 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
4365 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
4369 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
4370 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
4371 firstprivate clauses.
4372 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
4373 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
4374 (lower_omp_target): Set TREE_NO_WARNING for
4375 non-addressable possibly uninitialized vars which are copied into
4376 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
4378 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
4380 * config/pa/predicates.md (integer_store_memory_operand): Accept
4381 REG+D operands with a large offset when reload_in_progress is true.
4382 (floating_point_store_memory_operand): Likewise.
4384 2016-04-05 Jakub Jelinek <jakub@redhat.com>
4387 * match.pd (nested int casts): Limit to GIMPLE.
4389 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
4392 * ipa-devirt.c (maybe_record_node): Fix comment; use
4393 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
4395 2016-04-05 Jakub Jelinek <jakub@redhat.com>
4397 PR rtl-optimization/70542
4398 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
4399 if there are any uses other than insn or debug insns.
4401 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
4402 Jakub Jelinek <jakub@redhat.com>
4404 PR tree-optimization/70509
4405 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
4406 Shift HOST_WIDE_INT_1U instead of 1.
4408 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
4410 PR tree-optimization/70509
4411 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
4412 of the vector base type for index.
4414 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
4417 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
4419 2016-04-05 Richard Biener <rguenther@suse.de>
4421 PR tree-optimization/70526
4422 * tree-sra.c (build_ref_for_offset): Use prev_base to
4423 extract the alias pointer type.
4425 2016-04-05 Richard Biener <rguenther@suse.de>
4427 * dse.c (struct store_info): Remove alias_set member.
4428 (struct read_info_type): Likewise.
4429 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
4430 spill_deleted, clear_alias_set_lookup): Remove.
4431 (get_group_info): Remove dead base == NULL_RTX case.
4432 (dse_step0): Remove initialization of removed variables.
4433 (delete_dead_store_insn): Reomve alias set dumping.
4434 (free_read_records): Remove alias_set handling.
4435 (canon_address): Remove alias_set_out parameter.
4436 (record_store): Remove spill_alias_set, it's always zero.
4437 (check_mem_read_rtx): Likewise.
4438 (dse_step2): Rename from ...
4439 (dse_step2_nospill): ... this. Adjust.
4440 (scan_stores): Rename from ...
4441 (scan_stores_nospill): ... this.
4442 (scan_reads): Rename from ...
4443 (scan_reads_nospill): ... this.
4444 (scan_stores_spill, scan_reads_spill): Remove.
4445 (dse_step3_scan): Remove for_spills argument which is always false.
4446 (dse_step3): Likewise.
4447 (dse_step5): Rename from ...
4448 (dse_step5_nospill): ... this. Remove alias_set handling.
4449 (rest_of_handle_dse): Adjust.
4451 2016-04-05 Jakub Jelinek <jakub@redhat.com>
4454 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
4455 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
4456 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
4457 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
4459 2016-04-05 Richard Biener <rguenther@suse.de>
4462 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
4463 non-register type temporaries into SSA.
4465 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
4468 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
4469 calls when sanitizing.
4470 (possible_polymorphic_call_target_p): Fix formatting.
4472 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4473 Jakub Jelinek <jakub@redhat.com>
4476 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
4477 to ensure a call statement is compatible with a built-in's
4479 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
4482 2016-04-04 Richard Biener <rguenther@suse.de>
4484 PR rtl-optimization/70484
4485 * rtl.h (canon_output_dependence): Declare.
4486 * alias.c (canon_output_dependence): New function.
4487 * dse.c (record_store): Use canon_output_dependence rather
4488 than canon_true_dependence.
4490 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
4493 * cgraph.h (symtab_node::copy_visibility_from): New function.
4494 * symtab.c (symtab_node::copy_visibility_from): New function.
4495 * ipa-visibility.c (optimize_weakref): New function.
4496 (function_and_variable_visibility): Use it.
4498 2016-04-04 Martin Liska <mliska@suse.cz>
4501 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
4502 value that is really in range handled by SBR instruction.
4503 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
4504 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
4505 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
4507 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
4511 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
4512 set, but not for SP_REG operands.
4514 2016-04-02 Martin Sebor <msebor@redhat.com>
4517 * fold-const.c (maybe_nonzero_address): New function.
4518 (fold_comparison): Call it. Fold equality and relational
4519 expressions involving null pointers.
4520 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
4522 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
4524 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
4525 the "Y" constraint (scalar FP 0.0 immediate).
4527 * gcc/config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
4528 Add the "const_double" to the list of operand constraints.
4530 2016-04-01 Jakub Jelinek <jakub@redhat.com>
4532 PR rtl-optimization/70467
4533 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
4534 If low word of the last operand is 0, just emit addition/subtraction
4537 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4540 * config/s390/s390.c (s390_expand_insv): Check for everything
4541 constant instead of just VOIDmode stuff.
4543 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4546 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
4548 2016-04-01 Nathan Sidwell <nathan@acm.org>
4550 * tree.def (TRY_CATCH_EXPR): Correct documentation.
4552 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
4554 PR rtl-optimization/70461
4555 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
4558 2016-03-31 Martin Liska <mliska@suse.cz>
4561 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
4562 a tree value or an immediate integer value to a buffer
4563 that is eventually copied to a BRIG section.
4564 (emit_immediate_operand): Call the function here.
4565 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
4566 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
4567 of class' fields that are removed.
4568 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
4569 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
4570 m_brig_repr_size fields.
4572 2016-03-31 Martin Liska <mliska@suse.cz>
4575 * hsa-gen.c (hsa_function_representation::update_dominance): New
4577 (convert_addr_to_flat_segment): Likewise.
4578 (gen_hsa_memory_set): New alignment argument.
4579 (gen_hsa_ctor_assignment): Likewise.
4580 (gen_hsa_insns_for_single_assignment): Provide alignment
4581 to gen_hsa_ctor_assignment.
4582 (gen_hsa_insns_for_direct_call): Add new argument.
4583 (expand_lhs_of_string_op): New function.
4584 (expand_string_operation_builtin): Likewise.
4585 (expand_memory_copy): New function.
4586 (expand_memory_set): New function.
4587 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
4588 (convert_switch_statements): Change signature.
4589 (generate_hsa): Use a return value of the function.
4590 (pass_gen_hsail::execute): Do not call
4591 convert_switch_statements here.
4592 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
4593 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
4594 (hsa_function_representation::update_dominance): New function.
4596 2016-03-31 Martin Liska <mliska@suse.cz>
4599 * hsa-brig.c (emit_directive_variable): Emit alignment
4600 according to hsa_symbol::m_align.
4601 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
4602 (dump_hsa_symbol): Dump alignment of HSA symbols.
4603 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
4604 (gen_hsa_addr_with_align): New function.
4605 (hsa_bitmemref_alignment): Use newly added function.
4606 (gen_hsa_insns_for_load): Likewise.
4607 (gen_hsa_insns_for_store): Likewise.
4608 (gen_hsa_memory_copy): New argument added.
4609 (gen_hsa_insns_for_single_assignment): Respect
4610 alignment for assignments processed via gen_hsa_memory_copy.
4611 (gen_hsa_insns_for_direct_call): Likewise.
4612 (gen_hsa_insns_for_return): Likewise.
4613 (gen_function_def_parameters): Set default alignment.
4614 * hsa.c (hsa_object_alignment): New function.
4615 (hsa_byte_alignment): Pasted function.
4616 * hsa.h (hsa_symbol::m_align): New field.
4618 2016-03-31 Bin Cheng <bin.cheng@arm.com>
4620 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
4621 scratch field for goto case.
4623 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
4625 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
4627 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
4630 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
4631 (scalar_chain::convert_insn): Call convert_op for reg
4632 moves to handle undefined registers.
4634 2016-03-31 Nathan Sidwell <nathan@acm.org>
4637 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
4638 Assert we don't want to move backwards.
4640 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
4643 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
4645 2016-03-31 Jakub Jelinek <jakub@redhat.com>
4647 PR rtl-optimization/70460
4648 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
4649 with operand from REG_LABEL_OPERAND, instead substitute
4650 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
4651 Don't do anything for REG_NON_LOCAL_GOTO jumps.
4653 2016-03-31 Martin Liska <mliska@suse.cz>
4655 * passes.c (execute_one_pass): Do not call
4656 todo_after for a discarded function.
4658 2016-03-31 Bin Cheng <bin.cheng@arm.com>
4660 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
4661 (no_cost, infinite_cost): Initialize the new field.
4662 (get_computation_cost_at): Record setup cost.
4663 (determine_use_iv_cost_address): Skip cost computation for sub
4664 uses if we can estimate it without losing accuracy.
4666 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
4668 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
4670 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
4671 max_loop_iterations_int.
4672 (tree_unswitch_outer_loop): Likewise.
4673 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
4674 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
4676 2016-03-30 Richard Biener <rguenther@suse.de>
4679 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
4681 2016-03-30 Jakub Jelinek <jakub@redhat.com>
4684 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
4685 in gen_blendm expander.
4687 2016-03-30 Nick Clifton <nickc@redhat.com>
4690 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
4691 case where we are already provided with an SImode SUBREG.
4693 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
4696 * config/i386/i386.c (ix86_expand_epilogue): Properly check
4697 conflict between DRAP register and __builtin_eh_return.
4699 2016-03-30 Michael Matz <matz@suse.de>
4700 Richard Biener <rguenther@suse.de>
4703 * ipa-polymorphic-call.c (struct type_change_info): Change
4704 speculative to an unsigned allowing to limit the work we do.
4705 (csftc_abort_walking_p): New inline function..
4706 (check_stmt_for_type_change): Limit the number of may-defs
4707 skipped for speculative devirtualization to
4708 max-speculative-devirt-maydefs.
4709 * params.def (max-speculative-devirt-maydefs): New param.
4710 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
4712 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
4715 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
4718 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
4720 PR tree-optimization/59124
4721 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
4722 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
4724 2016-03-29 Jeff Law <law@redhat.com>
4726 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
4728 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
4730 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
4733 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
4735 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
4736 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
4737 gcrt0.o if linking dynamically.
4739 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
4742 * ipa-devirt.c (methods_equal_p): New function.
4743 (compare_virtual_tables): Use it.
4744 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
4745 * cgraphclones.c (clone_function_name_1): Use
4746 symbol_table::symbol_suffix_separator.
4747 * coverage.c (build_var): Likewise.
4748 * symtab.c (symbol_table::symbol_suffix_separator): New.
4750 2016-03-29 Jakub Jelinek <jakub@redhat.com>
4752 PR rtl-optimization/70429
4753 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
4754 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
4755 mode != result_mode.
4758 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
4760 PR tree-optimization/70405
4761 * ssa-iterators.h (num_imm_uses): Add missing braces.
4763 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
4765 PR rtl-optimization/68695
4766 * ira-color.c (allocno_copy_cost_saving): New.
4767 (improve_allocation): Use it.
4769 2016-03-29 Richard Henderson <rth@redhat.com>
4772 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
4774 2016-03-29 Richard Biener <rguenther@suse.de>
4777 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
4778 use alignment returned by get_pointer_alignment_1 if it is
4779 bigger than BITS_PER_UNIT.
4780 * builtins.c (get_pointer_alignment_1): Do not return true
4781 for alignment extracted from SSA info.
4783 2016-03-28 James Bowman <james.bowman@ftdichip.com>
4785 * config/ft32/ft32.opt (mnodiv): New.
4786 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
4787 * doc/invoke.texi (FT32 Options -mnodiv): New.
4789 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
4792 * config/i386/i386.md (define_split, andn): Fix modes.
4794 2016-03-26 Richard Biener <rguenther@suse.de>
4795 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4798 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
4800 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
4801 as 2nd argument to cl_optimization_restore().
4803 2016-03-25 Richard Henderson <rth@redhat.com>
4806 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
4807 * config/aarch64/aarch64-protos.h: Declare it.
4808 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
4810 2016-03-25 Alan Modra <amodra@gmail.com>
4813 * config/rs6000/constraints.md (j): Simplify.
4814 * config/rs6000/predicates.md (easy_fp_constant): Exclude
4816 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
4817 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
4818 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
4819 in all constraint alternatives.
4820 (movtd_64bit_nodm): Delete "j" constraint alternative.
4822 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
4824 * tree-ssa-propagate.c: Enhance docs for
4825 SSA_PROP_NOT_INTERESTING.
4827 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
4829 * doc/extend.texi: Fix typo in documentation to pure attribute.
4831 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
4834 * config/pa/pa.md (bswapdi2): Use a scratch register.
4836 2016-03-24 Richard Henderson <rth@redhat.com>
4839 * fold-const.c (extract_muldiv_1): Correct test for multiplication
4842 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
4844 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
4845 using ix86_expand_binary_operator instead of gen_andsi3.
4847 2016-03-24 Richard Biener <rguenther@suse.de>
4849 PR tree-optimization/70396
4850 * tree-vect-stmts.c (vectorizable_comparison): Use
4851 get_vectype_for_scalar_type.
4853 2016-03-24 Richard Biener <rguenther@suse.de>
4856 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
4857 with register bases.
4859 2016-03-24 Richard Biener <rguenther@suse.de>
4861 PR tree-optimization/70372
4862 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
4863 build_all_ones_cst to also handle vector types correctly.
4865 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4868 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
4871 2016-03-23 Marek Polacek <polacek@redhat.com>
4874 * doc/invoke.texi: Document -Wignored-attributes.
4876 2016-03-23 Bin Cheng <bin.cheng@arm.com>
4878 PR tree-optimization/69042
4879 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
4880 parameter from 30 to 40.
4882 2016-03-23 Bin Cheng <bin.cheng@arm.com>
4884 PR tree-optimization/69042
4885 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
4886 for use with constant offset stripped in base.
4888 2016-03-23 Richard Biener <rguenther@suse.de>
4891 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
4892 mode compatibility check.
4893 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
4895 2016-03-23 Jeff Law <law@redhat.com>
4897 PR tree-optimization/64058
4898 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
4900 (struct ssa_conflicts): Move up earlier in the file.
4901 (conflicts_, var_map_): New static variables.
4902 (initialize_conflict_count): New function to initialize the
4903 CONFLICT_COUNT field for each conflict pair.
4904 (compare_pairs): Lazily initialize the conflict count and use it
4905 as the first tie-breaker.
4906 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
4907 and wipe conflicts_ and map_ around the call to qsort. Remove
4908 special case for 2 coalesce pairs.
4909 * bitmap.c (bitmap_count_unique_bits): New function.
4910 (bitmap_count_bits_in_word): New function, extracted from
4912 (bitmap_count_bits): Use bitmap_count_bits_in_word.
4913 * bitmap.h (bitmap_count_unique_bits): Declare it.
4915 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
4918 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
4919 transparent alias chain for decl assembler name.
4920 * config/sol2.c (solaris_assemble_visibility): Likewise.
4922 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4924 * config/arm/arm1020e.md (1020call_op): Reduce reservation
4926 (v10_fdivs): Likewise.
4927 (v10_fdivd): Likewise.
4929 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4932 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
4933 to not call fclose twice on file.
4935 2016-03-23 Jakub Jelinek <jakub@redhat.com>
4937 PR tree-optimization/70354
4938 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
4939 oprnd0 is wider than oprnd1 and there is a cast from the wider
4940 type to oprnd1, mask it with the mask of the narrower type.
4943 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
4944 Optimize TARGET_STV splitters, if high or low word of last argument
4947 2016-03-22 Jeff Law <law@redhat.com>
4950 tree-ssa-threadbackward.c
4951 (fsm_find_control_statement_thread_paths): Correctly distinguish
4952 between old style jump threads vs FSM jump threads.
4954 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
4957 * config/i386/i386.c (scalar_chain::convert_op): Support
4958 uninitialized register usage case.
4960 2016-03-22 Richard Biener <rguenther@suse.de>
4963 * genmatch.c (gen_transform): Adjust last parameter to a three-state
4965 (capture::gen_transform): ... to change behavior when substituting
4966 a condition into cond or not-cond expr context.
4967 (dt_simplify::gen_1): Adjust.
4968 * gimple-match-head.c: Include gimplify.h for unshare_expr.
4969 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
4970 last change and instead change to
4971 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
4972 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
4974 2016-03-22 Anthony Green <green@moxielogic.com>
4976 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
4977 issue for moxiebox targets.
4978 (CC1PLUS_SPEC): Ditto.
4980 2016-03-22 Richard Biener <rguenther@suse.de>
4983 * fold-const.c (extract_muldiv_1): Properly perform multiplication
4986 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
4988 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
4990 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
4993 * config/i386/i386.c (def_builtin): Handle
4994 OPTION_MASK_ISA_AVX512VL to be and-ed with other
4996 (const struct builtin_description bdesc_special_args[]):
4997 Remove duplicate ISA bits.
4999 2016-03-22 Jakub Jelinek <jakub@redhat.com>
5002 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
5003 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
5004 in a way that works also for AVX512BW.
5007 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
5008 instead of source if operands[1] is xmm16 and above and
5009 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
5010 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
5013 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
5014 on assign if (*from_p) is a comparison, set it to
5015 TREE_NO_WARNING (*from_p).
5017 2016-03-21 Jakub Jelinek <jakub@redhat.com>
5020 * lra.c (restore_scratches): Ignore deleted insns.
5022 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
5023 Jakub Jelinek <jakub@redhat.com>
5025 PR tree-optimization/70317
5026 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
5029 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
5032 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
5033 of ix86_expand_move.
5035 (movti): Use general_operand for operand 1 predicate.
5037 2016-03-21 Martin Liska <mliska@suse.cz>
5039 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
5041 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
5043 2016-03-21 Martin Liska <mliska@suse.cz>
5046 * ipa-icf.c (sem_function::parse): Skip static
5047 constructors and destructors.
5049 2016-03-21 Jakub Jelinek <jakub@redhat.com>
5052 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
5053 function-like macro, peek following token(s) if it is followed
5054 by CPP_OPEN_PAREN token with optional padding in between, and
5055 if not, don't treat it like a macro.
5057 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
5058 Alexander Monakov <amonakov@ispras.ru>
5060 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
5061 for the stabs debug format.
5063 2016-03-21 Richard Biener <rguenther@suse.de>
5065 PR tree-optimization/70310
5066 * tree-vect-generic.c (expand_vector_condition): Fold the built
5069 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
5072 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
5073 Block third alternative for AVX-512VL target,
5075 2016-03-21 Martin Liska <mliska@suse.cz>
5078 * hsa-brig.c (emit_function_directives): Mark unemitted
5079 global variables for emission.
5080 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
5081 (get_symbol_for_decl): Likewise.
5082 * hsa.h (struct hsa_symbol): New flag.
5084 2016-03-21 Richard Biener <rguenther@suse.de>
5086 PR tree-optimization/70288
5087 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
5088 we do not estimate unsimplified all-constant conditionals or
5089 switches as optimized away.
5091 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
5093 PR rtl-optimization/69102
5094 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
5095 when we have a readonly dependency context.
5097 2016-03-18 Jeff Law <law@redhat.com>
5099 PR rtl-optimization/70263
5100 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
5101 (update_equiv_regs): When trying to move a store to after the insn
5102 that sets the source of the store, make sure the store occurs after
5103 the insn that sets the source of the store. When successful note
5104 the REG_EQUIV note created in the dump file.
5106 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
5107 Bernd Schmidt <bschmidt@redhat.com>
5109 * doc/extend.texi: Document more potential problems with basic asms.
5111 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
5113 PR rtl-optimization/70278
5114 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
5117 2016-03-18 Jason Merrill <jason@redhat.com>
5119 * calls.c (load_register_parameters): Fix zero size sibcall logic.
5121 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
5123 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
5124 values to 128b regs.
5126 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
5128 PR tree-optimization/70252
5129 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
5130 boolean vector has a proper number of elements.
5131 (supportable_narrowing_operation): Likewise.
5133 2016-03-18 Tom de Vries <tom@codesourcery.com>
5136 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
5138 2016-03-18 Jakub Jelinek <jakub@redhat.com>
5140 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
5141 instead of replace_rtx for DEBUG_INSNs.
5143 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5145 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
5146 load type reservations.
5148 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
5151 * config/pa/constraints.md: Revert 2015-02-13 change. Use
5152 define_constraint for "Q" and "T" constraints.
5154 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
5156 Tweak the pipeline model for Exynos M1
5158 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
5161 2016-03-17 David Malcolm <dmalcolm@redhat.com>
5164 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
5165 where one or both locations aren't within a line_map.
5167 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
5170 * opts.c (finish_options): Don't set flag_pie to the default if
5171 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
5174 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
5176 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
5177 true as ALL_REGS argument to replace_rtx.
5179 2016-03-17 Richard Biener <rguenther@suse.de>
5182 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
5185 2016-03-17 Jakub Jelinek <jakub@redhat.com>
5188 * rtl.h (replace_rtx): Add ALL_REGS argument.
5189 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
5190 equality and assert mode is the same, instead of just rtx pointer
5192 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
5193 true as ALL_REGS argument to replace_rtx.
5195 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
5197 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
5198 for boolean vector with vector mode only.
5199 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
5201 2016-03-17 Nick Clifton <nickc@redhat.com>
5204 * config/rx/rx.c (rx_print_integer): Print negative constants in
5207 2016-03-17 Jakub Jelinek <jakub@redhat.com>
5210 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
5212 2016-03-16 Richard Henderson <rth@redhat.com>
5213 Richard Biener <rguenth@suse.de>
5218 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
5219 first operand as is_gimple_condexpr.
5224 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
5225 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
5226 Do not gimplify the result.
5227 (do_unop): Adjust call to tree_vec_extract.
5228 (do_binop): Likewise.
5229 (do_compare): Likewise.
5230 (do_plus_minus): Likewise.
5231 (do_negate): Likewise.
5232 (expand_vector_condition): Likewise.
5233 (do_cond): Likewise.
5235 2016-03-16 Richard Henderson <rth@redhat.com>
5238 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
5239 (aarch64_classify_address): Use it.
5240 (aarch64_legitimize_address): Force all subexpressions of PLUS
5241 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
5243 2016-03-16 Jakub Jelinek <jakub@redhat.com>
5244 Richard Biener <rguenth@suse.de>
5247 * rtlanal.c (replace_rtx): For REG, if from is a REG,
5248 return to even if only REGNO is equal, and assert
5251 2016-03-11 Jeff Law <law@redhat.com>
5253 PR rtl-optimization/70224
5254 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
5256 2016-03-16 Richard Henderson <rth@redhat.com>
5259 * function.h (struct function): Add has_forced_label_in_static.
5260 * gimplify.c (force_labels_r): Set it.
5261 * lto-streamer-in.c (input_struct_function_base): Read it.
5262 * lto-streamer-out.c (output_struct_function_base): Write it.
5263 * tree-inline.c (has_label_address_in_static_1): Remove.
5264 (copy_forbidden): Remove fndecl parameter; test
5265 has_forced_label_in_static.
5266 (inline_forbidden_p): Update call to copy_forbidden.
5267 (tree_versionable_function_p): Likewise.
5268 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
5269 (chkp_versioning): Likewise.
5270 * tree-inline.h (copy_forbidden): Update decl.
5272 2016-03-16 Marek Polacek <polacek@redhat.com>
5275 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
5276 function being thunked if the result type doesn't have fixed size.
5277 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
5278 doesn't have fixed size.
5280 2016-03-16 Bin Cheng <bin.cheng@arm.com>
5282 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
5283 reporting malformed loop nest.
5285 2016-03-16 Tom de Vries <tom@codesourcery.com>
5288 * ipa-devirt.c (possible_polymorphic_call_targets): Move
5289 nodes.length () == 1 test to before first nodes[0] access.
5291 2016-03-16 Tom de Vries <tom@codesourcery.com>
5293 PR tree-optimization/68715
5294 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
5297 2016-03-16 Tom de Vries <tom@codesourcery.com>
5299 PR tree-optimization/68809
5300 * graphite-scop-detection.c (same_close_phi_node): Test if result types
5303 2016-03-16 Carlos O'Donell <carlos@redhat.com>
5304 Sandra Loosemore <sandra@codesourcery.com>
5306 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
5307 on leaf attribute. Mention ELF interposition problems.
5309 2016-03-16 Alan Modra <amodra@gmail.com>
5311 PR rtl-optimization/69195
5312 PR rtl-optimization/47992
5313 * ira.c (indirect_jump_optimize): Ignore artificial defs.
5316 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
5319 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
5321 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
5323 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
5325 2016-03-15 Jakub Jelinek <jakub@redhat.com>
5327 PR rtl-optimization/70222
5328 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
5329 optimization if mode is different from result_mode, queue up masking
5330 of the result in outer_op. Formatting fix.
5333 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
5336 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
5338 PR rtl-optimization/69032
5339 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
5340 looping backwards over basic block insns.
5342 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
5345 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
5346 to non-speculative when propagating trap bits.
5348 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
5350 PR rtl-optimization/63384
5351 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
5354 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
5357 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
5358 factored out from ...
5359 (sched_analyze_insn): ... here.
5360 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
5361 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
5362 get_implicit_reg_pending_clobbers in it.
5363 (setup_id_reg_sets): Use setup_id_implicit_regs.
5364 (deps_init_id): Ditto.
5366 2016-03-15 Tom de Vries <tom@codesourcery.com>
5369 * cgraph.c (cgraph_node::get_body): Save, reset and restore
5371 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
5372 execute_function_dump.
5373 (execute_one_pass): Don't dump function if it will be dumped after ipa
5376 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
5378 * genrecog.c (match_pattern_2): If pred is NULL don't call
5379 safe_predicate_mode on it.
5381 2016-03-14 Jakub Jelinek <jakub@redhat.com>
5384 * lra-constraints.c (delete_move_and_clobber): Change assertion
5385 to also allow dregno == 0.
5387 2016-03-14 Richard Henderson <rth@redhat.com>
5390 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
5391 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
5392 (reassociate_bb): Use optimize_vec_cond_expr; avoid
5393 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
5396 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
5399 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
5401 (lra_create_live_ranges_1): initialize hard register biggest_mode to
5403 * lra-constraints.c (split_reg): For hard regs, try to find the
5404 biggest single-register mode used in the function.
5406 2016-03-14 Richard Biener <rguenther@suse.de>
5408 PR tree-optimization/56365
5409 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
5410 constants to compare against.
5412 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
5415 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
5416 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
5417 (define_split for the GPR case): Use int_reg_operand instead of
5418 gpc_reg_operand for the output.
5420 2016-03-14 Tom de Vries <tom@codesourcery.com>
5422 PR tree-optimization/70045
5423 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
5424 create_empty_if_region_on_edge argument.
5426 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
5428 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
5429 (STACK_CHECK_PROTECT): Likewise.
5430 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
5431 (STACK_CHECK_PROTECT): Likewise.
5432 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
5433 (STACK_CHECK_PROTECT): Likewise.
5434 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
5435 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
5436 (STACK_CHECK_PROTECT): Likewise.
5438 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
5440 PR rtl-optimization/69307
5441 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
5442 registers in modes that span more than one register.
5444 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
5447 * lra-constraints.c (delete_move_and_clobber): New.
5448 (remove_inheritance_pseudos): Use it.
5450 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
5453 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
5454 the libcall is LCT_THROW.
5455 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
5456 for the checking routine.
5458 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
5461 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
5462 optimization if we have direct move.
5463 (roundu32<mode>2_fprs): Likewise.
5465 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
5468 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
5470 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
5471 Arguments swapped. All callers changed. Take reg_renumber into
5472 account, and Calculate and compare register ranges for hard regs.
5474 2016-03-11 Jeff Law <law@redhat.com>
5476 PR tree-optimization/70190
5477 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
5478 Handle cases where we can not extract the taken edge, even though we
5479 found a constant value.
5481 PR tree-optimization/64058
5482 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
5483 (num_coalesce_pairs): Move up earlier in file.
5484 (find_coalesce_pair): Initialize the INDEX field for each pair
5486 (compare_pairs): No longer sort on the elements in each pair.
5487 Instead break ties with the index of the coalesce pair.
5489 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5492 * config/aarch64/aarch64-protos.h
5493 (aarch64_save_restore_target_globals): New prototype.
5494 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
5495 Call the above when popping pragma.
5496 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
5498 (aarch64_set_current_function): Rewrite using the above.
5500 2016-03-11 Jakub Jelinek <jakub@redhat.com>
5502 PR tree-optimization/70177
5503 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
5504 (extract_ops_from_tree): ... this. In the 2 argument
5505 overload remove _1 suffix.
5506 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
5507 (extract_ops_from_tree): ... this.
5508 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
5510 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
5511 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
5512 extract_ops_from_tree instead of 2 operand one.
5514 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
5516 PR tree-optimization/70013
5517 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
5518 for constant-pool entries.
5520 2016-03-11 Jakub Jelinek <jakub@redhat.com>
5522 PR rtl-optimization/70174
5523 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
5524 followed by gen_lowpart on force_reg instead of just gen_lowpart.
5526 PR tree-optimization/70169
5527 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
5528 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
5531 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
5532 Jakub Jelinek <jakub@redhat.com>
5535 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
5536 of uninitialized values.
5538 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5540 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
5542 ("*trunctddd2"): New pattern definition.
5543 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
5546 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5548 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
5549 definitions for BFP and DFP rounding modes.
5550 ("fixuns_truncdddi2", "fixuns_trunctddi2")
5551 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
5552 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
5553 ("fix_trunctf<mode>2"): Use the new constants instead of magic
5556 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5558 * config/s390/constraints.md: Adjust comment.
5559 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
5560 s390_decompose_addrstyle_without_index.
5561 * config/s390/predicates.md (shift_count_or_setmem_operand):
5562 Rename to setmem_operand.
5563 * config/s390/s390-protos.h
5564 (s390_decompose_shift_count): Rename to
5565 s390_decompose_addrstyle_without_index.
5566 * config/s390/s390.c (s390_decompose_shift_count)
5567 (s390_mem_constraint, print_shift_count_operand)
5568 (print_operand_address, print_operand): Rename
5569 s390_decompose_shift_count to
5570 s390_decompose_addrstyle_without_index and rename
5571 print_shift_count_operand to print_addrstyle_operand troughout the
5573 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
5574 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
5575 Rename shift_count_or_setmem_operand to setmem_operand.
5576 * config/s390/vx-builtins.md ("vec_insert<mode>")
5577 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
5580 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5583 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
5584 Handle overlapping retval and newval.
5586 2016-03-10 Nick Clifton <nickc@redhat.com>
5589 * config/aarch64/aarch64.c
5590 (aarch64_override_options_after_change_1): When forcing
5591 flag_omit_frame_pointer to be true, use a special value that can
5592 be detected if this function is called again, thus preventing
5593 flag_omit_leaf_frame_pointer from being forced to be false.
5595 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5597 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
5598 Set x_flag_omit_leaf_frame_pointer when handling
5599 -momit-leaf-frame-pointer.
5601 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5604 * cgraph.c (cgraph_node::dump): Dump split_part and
5605 indirect_call_target.
5606 * cgraph.h (cgraph_node): Add indirect_call_target flag.
5607 * ipa.c (has_addr_references_p): Cleanup.
5608 (is_indirect_call_target_p): New.
5609 (walk_polymorphic_call_targets): Do not mark virtuals that may be
5610 called indirectly as local.
5611 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
5613 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5616 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
5617 on cxa_pure_virtual.
5619 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5622 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
5624 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5627 * tree.c (need_assembler_name_p): Only record main variant type names.
5629 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
5632 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
5633 Always define to 0 or 1.
5634 (TARGET_FIX_ERR_A53_843419): New macro.
5635 * config/aarch64/aarch64-elf-raw.h
5636 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
5637 * config/aarch64/aarch64-linux.h: Likewise.
5638 * config/aarch64/aarch64.c
5639 (aarch64_override_options_after_change_1): Do not default
5640 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
5642 (aarch64_attributes): Handle fix-cortex-a53-843419.
5643 (aarch64_can_inline_p): Likewise.
5644 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
5646 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
5647 Jakub Jelinek <jakub@redhat.com>
5649 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
5650 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
5651 DECL_COMMONS if flag_unconstrained_commons is set.
5652 * tree-dfa.c (get_ref_base_and_extent): Likewise.
5653 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
5654 (funconstrained-commons): Document.
5656 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
5658 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
5659 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
5661 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
5663 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
5664 has a proper number of elements.
5666 2016-03-10 Alan Modra <amodra@gmail.com>
5668 PR rtl-optimization/69195
5669 PR rtl-optimization/47992
5670 * ira.c (recorded_label_ref): Delete.
5671 (update_equiv_regs): Return void.
5672 (indirect_jump_optimize): New function.
5673 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
5674 before regstat_compute_ri. Don't rebuild_jump_labels here.
5675 Delete update_regstat.
5677 2016-03-10 Richard Biener <rguenther@suse.de>
5679 PR tree-optimization/70128
5680 * tree-ssa-structalias.c (set_uids_in_ptset): Set
5681 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
5683 2016-03-09 Jakub Jelinek <jakub@redhat.com>
5685 PR tree-optimization/70152
5686 * tree-sra.c (replace_removed_params_ssa_names): Copy over
5687 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
5690 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
5691 instead of gen_sse2_loadlpd.
5692 * config/i386/sse.md (*vec_concatv2df): Rename to...
5693 (vec_concatv2df): ... this.
5695 PR tree-optimization/70127
5696 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
5698 2016-03-09 David Malcolm <dmalcolm@redhat.com>
5702 * diagnostic-show-locus.c (compatible_locations_p): New function.
5703 (layout::layout): Sanitize ranges using compatible_locations_p.
5705 2016-03-09 David Malcolm <dmalcolm@redhat.com>
5709 * diagnostic-show-locus.c (layout_range::layout_range): Replace
5710 location_range param with three const expanded_locations * and a
5712 (layout::layout): Replace call to
5713 rich_location::lazily_expand_location with get_expanded_location.
5714 Extract the range and perform location expansion here, passing
5715 the results to the layout_range ctor.
5716 * diagnostic.c (source_range::debug): Delete.
5717 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
5718 of rich_location::get_expanded_location.
5719 * gcc-rich-location.c (get_range_for_expr): Delete.
5720 (gcc_rich_location::add_expr): Reimplement to avoid the
5721 rich_location::add_range overload that took a location_range,
5722 passing a location_t instead.
5724 2016-03-09 Richard Biener <rguenther@suse.de>
5725 Jakub Jelinek <jakub@redhat.com>
5727 PR tree-optimization/70138
5728 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
5729 Also skip vect_double_reduction_def.
5731 2016-03-09 Jakub Jelinek <jakub@redhat.com>
5734 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
5735 if the operand is "m".
5737 2016-03-09 Nathan Sidwell <nathan@acm.org>
5739 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
5741 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5743 * config/i386/i386.c (processor_target_table): Fix cost table
5744 intialization order for znver1.
5746 2016-03-08 Jakub Jelinek <jakub@redhat.com>
5748 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
5749 - becuase -> because.
5750 * ipa-reference.c (ignore_module_statics): Likewise.
5751 * cgraph.c (cgraph_node::get_body): Likewise.
5752 * ipa-inline.c (early_inliner): Likewise.
5753 * ipa-devirt.c (types_same_for_odr): Likewise.
5754 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
5755 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
5757 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5759 * tree-ssa-math-opts.c: Fix typo in comment.
5761 2016-03-08 Jakub Jelinek <jakub@redhat.com>
5764 * config/i386/i386.c (scalar_chain::make_vector_copies,
5765 scalar_chain::convert_reg): Call end_sequence in between
5766 get_insns and emit_conversion_insns rather than after both
5769 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
5772 * config/i386/i386.h (machine_function): Add
5773 pc_thunk_call_expanded flag.
5774 (ix86_pc_thunk_call_expanded): New define.
5775 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
5776 (*set_got): Rename insn pattern from set_got.
5777 (*set_got_labelled): Rename inst pattern from set_got_labelled.
5778 * config/i386/i386.c (ix86_compute_frame_layout): Use
5779 ix86_pc_thunk_call_expanded to prevent red-zone.
5781 2016-03-07 Martin Jambor <mjambor@suse.cz>
5783 * hsa.h (hsa_get_ctor_statements): Declare.
5784 (hsa_get_dtor_statements): Likewise.
5785 (hsa_get_kernel_dispatch_type): Likewise.
5786 * hsa.c (hsa_get_ctor_statements): New function.
5787 (hsa_get_dtor_statements): Likewise.
5788 (hsa_get_kernel_dispatch_type): Likewise.
5789 * hsa-brig.c (hsa_cdtor_statements): Removed.
5790 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
5791 hsa_get_dtor_statements.
5792 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
5793 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
5795 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
5797 * config/arm/arm-cores.def (cortex-r8): New.
5798 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
5799 * config/arm/arm-tune.md: Likewise.
5800 * gcc/doc/invoke.texi: Add cortex-r8 to list of cpu values.
5802 2016-03-07 Martin Sebor <msebor@redhat.com>
5804 PR rtl-optimization/19705
5805 * doc/invoke.texi (Options That Control Optimization): Clarify
5806 -fno-branch-count-reg.
5808 2016-02-26 Richard Biener <rguenther@suse.de>
5809 Jeff Law <law@redhat.com>
5811 PR tree-optimization/69740
5812 * cfghooks.c (remove_edge): Request loop fixups if we delete
5813 an edge that might turn an irreducible loop into a natural
5815 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
5816 Move after definition of loops_state_clear.
5818 2016-03-07 Bin Cheng <bin.cheng@arm.com>
5820 PR rtl-optimization/69052
5821 * rtlanal.c (commutative_operand_precedence): Set higher precedence
5824 2016-03-07 Tom de Vries <tom@codesourcery.com>
5826 PR tree-optimization/70116
5827 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
5828 is_tm_ending stmts and ubsan/asan internal functions.
5829 (find_duplicate): Use it. Don't test is_tm_ending here.
5831 2016-03-07 Richard Biener <rguenther@suse.de>
5833 PR tree-optimization/70115
5834 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
5835 (propagate_constants_for_unrolling): Use replace_uses_by.
5837 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
5840 * omp-low.c (struct oacc_loop): Add ifns.
5841 (new_oacc_loop_raw): Initialize it.
5842 (finish_oacc_loop): Clear mask & flags if no ifns.
5843 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
5844 (oacc_loop_xform_loop): Add ifns arg & adjust.
5845 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
5847 2016-03-07 Richard Henderson <rth@redhat.com>
5850 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
5851 (insert_value_copy_on_edge): Likewise.
5853 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5855 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
5857 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5860 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
5862 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
5864 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
5866 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
5868 Fix sseimul type attribute.
5869 * config/i386/znver1.md
5870 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
5871 znver1_sseimul_avx256_load) : Fix the type attribute.
5872 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
5873 pipe usage and latency.
5875 2016-03-05 Jakub Jelinek <jakub@redhat.com>
5878 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
5879 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
5882 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
5885 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
5887 PR rtl-optimization/69941
5888 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
5889 the reg share its mode.
5891 2016-03-04 Jeff Law <law@redhat.com>
5893 PR tree-optimization/69196
5894 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
5895 If the both SSA_NAMEs are anonymous, then consider them unassociated
5896 and include the PHI in the statement count.
5898 2016-03-05 Tom de Vries <tom@codesourcery.com>
5900 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
5901 construct in oacc routine. Check for oacc region in oacc routine.
5903 2016-03-04 Jakub Jelinek <jakub@redhat.com>
5906 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
5907 2016-02-22 changes, instead don't recurse if RECUR is already true.
5908 Don't change *dynamic_check if RECUR. Adjust recursive caller
5909 to pass true to the new argument.
5910 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
5913 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
5914 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
5916 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
5918 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
5920 PR rtl-optimization/57676
5921 * lra-assigns.c (lra_assign): Guard test for maximum iterations
5924 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
5926 * tree-vect-patterns.c (search_type_for_mask): Handle
5927 comparison of booleans.
5929 2016-03-04 Jakub Jelinek <jakub@redhat.com>
5931 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
5935 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
5936 all other ops that have dw_val_class_die_ref operands,
5937 and DW_OP_GNU_entry_value.
5939 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5941 PR rtl-optimization/69904
5942 * config/arm/arm.c (arm_cannot_copy_insn_p):
5943 Return true for load-exclusive instructions.
5945 2016-03-03 Jakub Jelinek <jakub@redhat.com>
5948 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
5949 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
5950 the pattern no matter if it is used just by non-pattern, pattern
5952 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
5953 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
5954 oprnd1 def_stmt is in pattern, don't look through it.
5956 2016-03-03 Marek Polacek <polacek@redhat.com>
5959 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
5961 2016-03-03 Martin Liska <mliska@suse.cz>
5963 PR tree-optimization/70043
5964 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
5965 previous statement if we see a debug statement.
5967 2016-03-03 Richard Biener <rguenther@suse.de>
5969 PR tree-optimization/55936
5970 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
5971 parameter and guard unsafe equivalence use.
5972 (vrp_evaluate_conditional_warnv_with_ops): Always use
5973 safe equivalences but not via the quadratic compare_names
5976 2016-03-03 Michael Collison <michael.collison@linaro.org>
5979 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
5980 for operand 1 to s_register_operand. Change predicate for operand
5981 2 to arm_not_immediate_operand.
5983 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
5985 * doc/tm.texi: Regenerated.
5987 2016-03-02 Richard Henderson <rth@redhat.com>
5990 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
5991 simplification when all args are positive non-fixed registers.
5993 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5995 * target.def (lra_p): Specify that new ports should use LRA.
5997 2016-03-02 Jakub Jelinek <jakub@redhat.com>
6000 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
6001 gimplify_type_sizes the type they refer to.
6002 (omp_notice_variable): Handle reference vars to VLAs.
6003 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
6004 reference to VLA decls in the second pass instead of first pass.
6006 2016-03-02 Tom de Vries <tom@codesourcery.com>
6008 PR tree-optimization/68659
6009 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
6010 new_expr == NULL_TREE.
6011 (get_new_name): Handle ADDR_EXPR.
6013 2016-03-02 Bin Cheng <bin.cheng@arm.com>
6015 PR rtl-optimization/69052
6016 * loop-invariant.c (canonicalize_address): New function.
6017 (inv_can_prop_to_addr_use): Check validity of address expression
6018 which is canonicalized by above function.
6020 2016-03-02 Alan Modra <amodra@gmail.com>
6023 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
6026 2016-03-02 Jakub Jelinek <jakub@redhat.com>
6029 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
6030 (*movhi_internal): Put mask moves from and to memory separately
6031 from moves from/to GPRs.
6033 2016-03-02 Richard Biener <rguenther@suse.de>
6035 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
6036 GENERIC expressions in GIMPLE.
6038 2016-03-02 Richard Biener <rguenther@suse.de>
6040 * config/i386/i386.c (type_natural_mode): Fix typo.
6042 2016-03-02 Nick Clifton <nickc@redhat.com>
6044 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
6046 2016-03-02 Richard Biener <rguenther@suse.de>
6047 Uros Bizjak <ubizjak@gmail.com>
6050 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
6052 2016-03-02 Richard Biener <rguenther@suse.de>
6055 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
6057 2016-03-02 Marek Polacek <polacek@redhat.com>
6060 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
6061 "is promoted to" warning.
6063 2016-03-01 DJ Delorie <dj@redhat.com>
6065 * config.gcc: Deprecate mep-*.
6067 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
6070 * lra-constraints.c (regno_val_use_in): New.
6071 (match_reload): Use it instead of regno_use_in.
6073 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
6075 PR rtl-optimization/70007
6076 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
6077 references present in REG_EQUAL notes attached to non-SET patterns.
6079 2016-03-01 Jeff Law <law@redhat.com>
6081 PR tree-optimization/69196
6082 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6083 Appropriately clamp the number of statements to copy when the
6084 thread path does not traverse a loop backedge.
6086 PR tree-optimization/69196
6087 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6088 Do count some PHIs in the thread path against the insn count. Decrease
6089 final statement count by one as the control statement in the last
6090 block will get removed. Remove special cased code for handling PHIs
6093 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
6096 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
6097 asm dialect alternatives to explicit GOTPCREL calls.
6099 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
6102 * ira.c (do_reload): Issue warning for generic stack checking here...
6103 * reload1.c (reload): ...instead of here and streamline it.
6105 2016-03-01 Nick Clifton <nickc@redhat.com>
6107 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
6109 2016-03-01 Richard Biener <rguenther@suse.de>
6111 PR tree-optimization/69983
6112 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
6113 types and fall back to operand_equal_p.
6115 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6118 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6120 * config/s390/constraints.md ("jm8"): New constraint.
6121 * config/s390/predicates.md ("const_int_8bitset_operand"): New
6123 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
6125 ("*setmem_long<setmem_and>"): New pattern.
6126 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
6128 ("*setmem_long_31z<setmem_and>"): New pattern.
6129 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
6130 New substitution rules with the required attributes.
6133 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6136 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6138 * gensupport.c (process_substs_on_one_elem): Split loop to
6139 complete mark_operands_used_in_match_dup on all expressions in the
6141 (adjust_operands_numbers): Inline into process_substs_on_one_elem
6142 and remove function.
6144 2016-03-01 Richard Biener <rguenther@suse.de>
6147 * fold-const.c (fold_indirect_ref_1): Fix range checking for
6148 vector BIT_FIELD_REF extract.
6150 2016-03-01 Richard Biener <rguenther@suse.de>
6152 PR tree-optimization/69994
6153 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
6155 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
6157 PR tree-optimization/69956
6158 * tree-vect-stmts.c (supportable_widening_operation): Support
6159 multi-step conversion of boolean vectors.
6160 (supportable_narrowing_operation): Likewise.
6162 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6164 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
6167 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6169 * config/s390/subst.md (DSI_VI): New mode iterator.
6170 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
6171 * config/s390/vector.md ("vec_set<mode>"): Move expander before
6172 the insn definition.
6173 ("*vec_set<mode>"): Change predicate and add alternative to
6174 support only either register or const_int operands as element
6176 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
6178 ("vec_extract<mode>"): New expander.
6179 ("*vec_extract<mode>"): New insn definition supporting reg and
6180 const_int element selectors.
6181 ("*vec_extract<mode>_plus"): New insn definition supporting
6182 reg+const_int element selectors.
6183 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
6184 following expander+insn definition.
6185 ("<vec_shifts_name><mode>3"): New expander.
6186 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
6188 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6190 * config/s390/s390.md ("*tabort_1"): Change predicate to
6191 nonmemory_operand. Add a second alternative to cover
6192 register as well as const int operands.
6193 ("*tabort_1_plus"): New pattern definition.
6195 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6197 * config/s390/s390.md ("*ashrdi3_cc_31")
6198 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
6199 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
6200 Merge insn definitions into ...
6201 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
6202 New pattern definition.
6203 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
6204 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
6205 ("*ashr<mode>3_and"): Merge insn definitions into ...
6206 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
6207 New pattern definition.
6208 * config/s390/subst.md ("addr_style_op_cc_subst")
6209 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
6210 substitutions patterns plus attributes.
6211 Add ashiftrt to SUBST iterator.
6213 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6215 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
6216 op2 to nonmemory_operand.
6217 ("*<shift>di3_31", "*<shift>di3_31_and"):
6218 Merge into single pattern definition ...
6219 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
6220 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
6221 pattern definition ...
6222 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
6223 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
6226 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6228 * config/s390/predicates.md (const_int_6bitset_operand): New
6230 * config/s390/s390.md: Include subst.md.
6231 ("rotl<mode>3"): New expander.
6232 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
6234 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
6235 * config/s390/subst.md: New file.
6237 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6239 * config/s390/s390.md ("op_type", "atype", "length" attributes):
6240 Remove RRR type. It doesn't really exist.
6241 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
6243 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
6244 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
6245 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
6246 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
6247 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
6248 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
6249 `enabled' attribute.
6251 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6253 * gensupport.c (process_substs_on_one_elem): Split loop to
6254 complete mark_operands_used_in_match_dup on all expressions in the
6256 (adjust_operands_numbers): Inline into process_substs_on_one_elem
6257 and remove function.
6259 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
6262 * config/sparc/sparc.c (NWORDS_UP): Rename to...
6263 (CEIL_NWORDS): ...this. Use CEIL macro.
6264 (compute_fp_layout): Adjust to above renaming.
6265 (function_arg_union_value): Likewise.
6266 (sparc_arg_partial_bytes): Likewise.
6267 (sparc_function_arg_advance): Likewise.
6269 2016-02-29 Jeff Law <law@redhat.com>
6271 PR tree-optimization/70005
6272 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
6273 where an object with a boolean range is compared against a value
6276 PR tree-optimization/69999
6277 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
6278 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
6281 2016-02-29 Richard Biener <rguenther@suse.de>
6283 PR tree-optimization/69994
6284 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
6285 (get_unary_op): Look through nop conversions.
6286 (ops_equal_values_p): New function, look for equality diregarding
6288 (eliminate_plus_minus_pair): Use ops_equal_values_p
6289 (repropagate_negates): Do not use get_unary_op here.
6291 2016-02-29 Martin Liska <mliska@suse.cz>
6293 * system.h: Poison ENABLE_CHECKING macro.
6295 2016-02-29 Martin Liska <mliska@suse.cz>
6297 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
6298 is presented in dump flags.
6299 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
6300 (hsa_regalloc): Likewise.
6302 2016-02-19 Richard Biener <rguenther@suse.de>
6304 PR tree-optimization/69980
6305 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
6306 permutation of those we need to keep.
6308 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
6311 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
6312 (NWORDS_UP): ...this
6313 (init_cumulative_args): Minor tweaks.
6314 (sparc_promote_function_mode): Likewise.
6315 (scan_record_type): Delete.
6316 (traverse_record_type): New function template.
6317 (classify_data_t): New structure type.
6318 (classify_registers): New inline function.
6319 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
6320 exhausted. Instantiate traverse_record_type on classify_registers and
6321 deal with the case of a structure passed in slot #15 with no FP field
6323 (assign_data_t): New structure type.
6324 (compute_int_layout): New static function.
6325 (compute_fp_layout): Likewise.
6326 (count_registers): New inline function.
6327 (assign_int_registers): New static function.
6328 (assign_fp_registers): Likewise.
6329 (assign_registers): New inline function.
6330 (function_arg_record_value_1): Delete.
6331 (function_arg_record_value_2): Likewise.
6332 (function_arg_record_value_3): Likewise.
6333 (function_arg_record_value): Adjust to above changes. Instantiate
6334 traverse_record_type on count_registers to first count the number of
6335 registers to be used and then on assign_registers to assign them.
6336 (function_arg_union_value): Adjust to above renaming.
6337 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
6338 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
6339 case of a structure passed in slot #15
6340 (sparc_function_arg_advance): Likewise.
6341 (function_arg_padding): Minor tweak.
6343 2016-02-29 Richard Biener <rguenther@suse.de>
6345 PR tree-optimization/69720
6346 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
6347 the adjustment_def path for possibly vectorized defs.
6348 (vect_create_epilog_for_reduction): Handle vectorized initial
6351 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
6353 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
6355 2016-02-27 Jeff Law <law@redhat.com>
6358 2016-02-26 Richard Biener <rguenther@suse.de>
6359 Jeff Law <law@redhat.com>
6361 PR tree-optimization/69740
6362 * cfghooks.c (remove_edge): Request loop fixups if we delete
6363 an edge that might turn an irreducible loop into a natural
6366 2016-02-27 Jakub Jelinek <jakub@redhat.com>
6368 PR rtl-optimization/69896
6369 * tree-vect-generic.c (get_compute_type): Avoid single element
6372 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
6374 Rename the AArch64 tuning option and related functions to enable the
6375 Newton series for the reciprocal square root to reflect its
6376 approximative characteristic.
6378 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
6379 function to "aarch64_emit_approx_rsqrt".
6380 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
6381 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
6382 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
6383 (xgene1_tunings): Likewise.
6384 (use_rsqrt_p): Likewise.
6385 (aarch64_emit_swrsqrt): Use new function name.
6386 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
6387 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
6388 text explaining this option.
6389 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
6391 2016-02-26 Jakub Jelinek <jakub@redhat.com>
6394 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
6395 complain about -mallow-movmisalign without -mvsx if
6396 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
6398 2016-02-26 Joel Sherrill <joel@rtems.org>
6400 * config.gcc: Add x86_64-*-rtems*.
6401 * gcc/config/i386/rtems-64.h: New file.
6403 2016-02-26 Joel Sherrill <joel@rtems.org>
6405 * config.gcc: Add aarch64-*-rtems*.
6406 * gcc/config/aarch64/rtems.h: New file.
6408 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
6411 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
6412 shift amount using %h. Add comment.
6414 2016-02-26 Richard Biener <rguenther@suse.de>
6415 Jeff Law <law@redhat.com>
6417 PR tree-optimization/69740
6418 * cfghooks.c (remove_edge): Request loop fixups if we delete
6419 an edge that might turn an irreducible loop into a natural
6422 2016-02-26 Martin Jambor <mjambor@suse.cz>
6425 * tree-sra.c (sra_modify_assign): Do not remove loads of
6426 uninitialized aggregates to SSA_NAMEs.
6428 2016-02-26 Richard Henderson <rth@redhat.com>
6431 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
6432 pseudo in case the target rtx matches the source of the left
6435 2016-02-26 Martin Jambor <mjambor@suse.cz>
6438 * hsa.h (hsa_type_packed_p): Declare.
6439 * hsa.c (hsa_type_packed_p): New function.
6440 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
6442 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
6443 * hsa-brig.c (emit_basic_insn): Likewise.
6445 2016-02-26 Martin Jambor <mjambor@suse.cz>
6448 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
6450 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
6452 2016-02-26 Martin Jambor <mjambor@suse.cz>
6454 * hsa.h (is_a_helper): New overload for hsa_op_immed for
6455 hsa_op_with_type operands.
6456 (hsa_unsigned_type_for_type): Declare.
6457 * hsa.c (hsa_unsigned_type_for_type): New function.
6458 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
6459 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
6460 the finalizer. Do not emit extra move.
6462 2016-02-26 Martin Jambor <mjambor@suse.cz>
6464 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
6465 atomic operations in private segment.
6467 2016-02-26 Martin Jambor <mjambor@suse.cz>
6469 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
6470 statements to wi->info. Also disallow omp simd constructs.
6471 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
6472 for not gridifying. Dump special string for omp_for.
6474 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6477 * config/aarch64/aarch64.c (aarch64_set_current_function):
6478 Save/restore target globals when switching to
6479 target_option_default_node.
6481 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6484 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
6485 Return 0 if !SHIFT_COUNT_TRUNCATED.
6487 2016-02-26 Jakub Jelinek <jakub@redhat.com>
6488 Eric Botcazou <ebotcazou@adacore.com>
6490 PR rtl-optimization/69891
6491 * dse.c (scan_insn): If we can't figure out memset arguments
6492 or they are non-constant, call clear_rhs_from_active_local_stores.
6494 2016-02-26 Martin Liska <mliska@suse.cz>
6496 * doc/extend.texi: Mention clog10, clog10f an clog10l
6497 in Builtins section.
6499 2016-02-26 Martin Liska <mliska@suse.cz>
6501 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
6503 (resolve_args_picking_1): Likewise.
6504 * dwarf2out.h (struct GTY): Likewise.
6506 2016-02-26 Martin Liska <mliska@suse.cz>
6508 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
6510 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
6512 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
6513 Martin Liska <mliska@suse.cz>
6515 * doc/install.texi: Mention --enable-valgrind-annotations.
6517 2016-02-26 Richard Biener <rguenther@suse.de>
6519 PR tree-optimization/69551
6520 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
6521 looking through aliases adjust DECL_PT_UID to refer to the
6522 ultimate alias target.
6524 2016-02-25 Martin Liska <mliska@suse.cz>
6527 * alloc-pool.c (after_memory_report): New variable.
6528 * alloc-pool.h (base_pool_allocator ::release): Do not use
6529 the infrastructure if after_memory_report.
6530 * toplev.c (toplev::main): Mark after memory report.
6532 2016-02-25 Richard Biener <rguenther@suse.de>
6534 PR tree-optimization/48795
6535 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
6537 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
6540 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
6541 offloading is enabled and -fopenacc or -fopenmp is specified.
6542 (CRTOFFLOADEND): Likewise.
6543 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
6544 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
6545 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
6546 (offload_objects_file_name): New static var.
6547 (tool_cleanup): Remove offload_objects_file_name file.
6548 (find_offloadbeginend): Replace with ...
6549 (find_crtoffloadtable): ... this.
6550 (run_gcc): Remove offload_argc and offload_argv.
6551 Get offload_objects_file_name from -foffload-objects=... option.
6552 Read names of object files with offload from this file, pass them to
6553 compile_images_for_offload_targets. Don't call find_offloadbeginend and
6554 don't pass offloadbegin and offloadend to the linker. Don't pass
6555 offload non-LTO files to the linker, because now they're not claimed.
6557 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
6560 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
6561 on builtin_unreachable.
6563 2016-02-25 Jakub Jelinek <jakub@redhat.com>
6565 PR rtl-optimization/69896
6566 * regcprop.c: Include cfgrtl.h.
6567 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
6568 than remembered mode, either delete it (if noop_move_p), or
6569 treat like copy_p but not noop_p instruction.
6571 2016-02-24 Jakub Jelinek <jakub@redhat.com>
6574 * dwarf2out.c (gen_variable_die): Work around buggy LTO
6575 - allow NULL decl for Fortran DW_TAG_common_block variables.
6577 2016-02-24 Jason Merrill <jason@redhat.com>
6579 * common.opt (flifetime-dse): Add -flifetime-dse=1.
6581 2016-02-24 Richard Biener <rguenther@suse.de>
6582 Jakub Jelinek <jakub@redhat.com>
6585 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
6586 conditionally executed ops to well-defined overflow behavior.
6588 2016-02-24 Jakub Jelinek <jakub@redhat.com>
6591 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
6594 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6596 PR rtl-optimization/69886
6597 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
6598 argument. Use it when checking validity of set instructions.
6599 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
6600 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
6602 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
6603 * store-motion.c (find_moveable_store): Update
6604 can_assign_to_reg_without_clobbers_p callsite.
6606 2016-02-24 Richard Biener <rguenther@suse.de>
6609 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
6611 (record_nonwrapping_iv): Do not fall back to the low/high bound
6612 for non-constant IV bases if the stmt is not always executed.
6614 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6616 * config/arm/arm-cores.def (cortex-a32): New entry.
6617 * config/arm/arm-tables.opt: Regenerate.
6618 * config/arm/arm-tune.md: Regenerate.
6619 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
6620 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
6621 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
6622 for -mcpu and -mtune.
6624 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6627 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
6628 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
6629 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
6630 (atomic_loaddi_1): Delete.
6631 (atomic_loaddi): Rewrite expander using the above changes.
6633 2016-02-24 Jakub Jelinek <jakub@redhat.com>
6636 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
6639 2016-02-24 Jakub Jelinek <jakub@redhat.com>
6640 Richard Biener <rguenth@suse.de>
6643 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
6644 set_mem_attributes if tem is SSA_NAME which got expanded
6647 2016-02-24 Richard Biener <rguenther@suse.de>
6649 PR tree-optimization/69907
6650 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
6651 end of permutations for BB vectorization.
6653 2016-02-24 Christian Bruel <christian.bruel@st.com>
6655 * config/arm/arm-c.c (arm_option_override): Initialize
6656 target_option_current_node.
6657 * config/arm/arm.c (arm_pragma_target_parse): Replace
6658 build_target_option_node call by target_option_current_node.
6659 Set target_option_current_node.
6662 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
6665 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
6666 define_insn_and_split to define_insn.
6667 (zero_extendqi<mode>2_dot2): Same.
6668 (extendqi<mode>2_dot): Same.
6669 (extendqi<mode>2_dot2): Same.
6671 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
6673 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
6674 and add bypass for AES{D,E} and AESMC pairs.
6675 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
6678 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
6680 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
6681 series for reciprocal square root in Exynos M1.
6683 2016-02-23 Martin Sebor <msebor@redhat.com>
6686 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
6687 __builtin_alloca_with_align.
6689 2016-02-23 Richard Henderson <rth@redhat.com>
6691 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
6692 (ix86_register_pragmas): Remove __seg_tls.
6693 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
6694 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
6695 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
6696 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
6697 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
6698 * doc/extend.texi (__seg_tls): Remove item.
6700 2016-02-23 Richard Biener <rguenther@suse.de>
6702 * alloc-pool.h (struct allocation_object): Make id member
6703 conditional on CHECKING_P again.
6704 (get_instance): Adjust.
6705 (base_pool_allocator): Likewise.
6707 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
6709 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
6710 (parallelize_loops): In OpenACC kernels mode, set n_threads to
6712 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
6714 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
6716 2016-02-23 Richard Biener <rguenther@suse.de>
6718 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
6719 * bitmap.h (struct bitmap_usage): Likewise.
6720 (bitmap_move): Declare.
6721 * bitmap.c (register_overhead): Take size_t argument.
6722 (bitmap_move): New function.
6723 * df-problems.c (df_rd_transfer_function): Use bitmap_move
6724 to properly account overhead.
6725 * tree.c (free_node): Use tree_size.
6727 2016-02-23 Jakub Jelinek <jakub@redhat.com>
6730 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
6731 when inverting comparison.
6734 * common.opt (Wunreachable-code): Add Warning flag.
6736 2016-02-23 Mark Wielaard <mjw@redhat.com>
6737 Jakub Jelinek <jakub@redhat.com>
6740 * cgraphunit.c (check_global_declaration): Check main_input_filename
6741 and DECL_SOURCE_FILE are not NULL.
6743 2016-02-23 Martin Jambor <mjambor@suse.cz>
6745 PR tree-optimization/69666
6746 * tree-sra.c (sra_modify_assign): Do not attempt to create
6747 default_def replacements for unscalarizable regions.
6749 2016-02-20 Mark Wielaard <mjw@redhat.com>
6752 * cgraphunit.c (check_global_declaration): Check level of
6753 warn_unused_const_variable and main_input_filename.
6754 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
6755 (-Wunused-variable): For C implies -Wunused-const-variable=1.
6756 (-Wunused-const-variable): Explain levels 1 and 2.
6758 2016-02-22 Jakub Jelinek <jakub@redhat.com>
6761 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
6762 identical arguments. Formatting and spelling fixes.
6765 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
6770 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
6771 and m68k-devices.def.
6772 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
6773 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
6775 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
6777 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
6778 and HImode registers.
6780 2016-02-22 Richard Biener <rguenther@suse.de>
6782 PR tree-optimization/69882
6783 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
6784 preserve permutations present because of gaps.
6785 (vect_supported_load_permutation_p): Always continue checking
6786 permutations after vect_attempt_slp_rearrange_stmts.
6788 2016-02-22 Bin Cheng <bin.cheng@arm.com>
6790 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
6791 min_profitable_estimate, rather than min_profitable_iters.
6793 2016-02-22 Jakub Jelinek <jakub@redhat.com>
6796 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
6797 SImode for last match_operand.
6799 2016-02-22 Martin Liska <mliska@suse.cz>
6801 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
6802 return bitsize - 1 as the return value.
6804 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
6808 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
6809 Handle negative shift counts.
6810 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
6811 force_reg on the shift constant.
6812 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
6813 (lshrsi3_d): Handle negative shift counts.
6815 2016-02-22 Richard Biener <rguenther@suse.de>
6816 Tom de Vries <tom@codesourcery.com>
6818 * graph.c: Include dumpfile.h.
6819 (print_graph_cfg): Split into three overloads.
6820 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
6822 2016-02-22 Tom de Vries <tom@codesourcery.com>
6824 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
6827 2016-02-22 Richard Biener <rguenther@suse.de>
6830 * ipa-inline-transform.c (inline_call): When not updating
6831 overall summaries adjust self size by the growth estimate.
6832 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
6833 hash-set, do not update overall summaries here. Renamed from ...
6834 (inline_to_all_callers): ... this which is now wrapping the
6835 above and performing delayed overall summary update.
6836 (early_inline_small_functions): Delay updating of the overall
6839 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
6841 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
6844 2016-02-19 Jakub Jelinek <jakub@redhat.com>
6847 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
6848 :%* in %:gt() argument.
6849 (greater_than_spec_func): Adjust for expecting only numbers,
6850 if there are more than two numbers, compare the last two.
6852 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
6854 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
6855 -Wnarrowing with -std.
6857 2016-02-19 Jakub Jelinek <jakub@redhat.com>
6860 * expr.c (store_field): Don't use bit-field path if exp is
6861 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
6862 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
6863 and the assignment can be performed by bitwise copy. Formatting
6867 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
6868 call copy_reg_eh_region_note_forward on before and/or after sequences
6869 and remove note from insn if it no longer can throw.
6872 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
6875 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6877 * config/s390/vector.md: Add missing commutative operand markers
6878 to the patterns which qualify for one.
6879 * config/s390/vx-builtins.md: Likewise.
6881 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6883 * config/s390/vector.md (VI, VI_QHS): Add single element vector
6884 types to mode iterators.
6885 (vec_double): ... and mode attribute.
6886 * config/s390/vx-builtins.md (non_vec_int): Likewise.
6888 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6890 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
6891 Change the predicate of op2 from nonimmediate to general and let
6892 reload fix it if necessary.
6894 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6896 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
6898 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6900 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
6903 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6905 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
6906 * config/s390/s390.c (s390_expand_vec_movstr): New function.
6907 * config/s390/s390.md ("movstr<P:mode>"): Call
6908 s390_expand_vec_movstr.
6910 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6912 * config/s390/s390.md: Add missing output modifier for operand 1
6913 to print it as address properly.
6915 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6917 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
6918 * config/s390/2964.md: New file.
6919 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
6920 of insn grouping attributes depending on the CPU level.
6921 (s390_get_unit_mask): New function.
6922 (s390_sched_score): Remove the OOO from the scheduling macros.
6923 Add loop to calculate a score for the instruction mix.
6924 (s390_sched_reorder): Likewise plus improve debug output.
6925 (s390_sched_variable_issue): Rename macros as above. Calculate
6926 the unit distances after actually scheduling an insn. Improve
6928 (s390_sched_init): Clear last_scheduled_unit_distance array.
6929 * config/s390/s390.md: Include 2964.md.
6931 2016-02-18 Jakub Jelinek <jakub@redhat.com>
6934 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
6935 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
6936 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
6937 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
6938 *avx512f_<code>v8div16qi2_mask_1): New insns.
6940 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
6943 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
6946 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
6947 earlyclobber from target. Use wF constraint for fused memory
6949 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
6951 2016-02-18 Jakub Jelinek <jakub@redhat.com>
6952 Martin Liska <mliska@suse.cz>
6955 * cfgexpand.c (asan_sanitize_stack_p): New function.
6956 (partition_stack_vars): Use the function.
6957 (expand_stack_vars): Likewise.
6958 (defer_stack_allocation): Likewise.
6959 (expand_used_vars): Likewise.
6961 2016-02-18 Richard Biener <rguenther@suse.de>
6964 * fold-const.c (operand_equal_p): Properly compare offsets for
6965 IMAGPART_EXPR and ARRAY_REF.
6967 2016-02-18 Nick Clifton <nickc@redhat.com>
6971 * config/arm/arm.c (arm_option_override_internal): Disable
6972 interworking if the target does not support thumb instructions.
6973 (arm_reload_in_hi): Handle the case where a register to register
6974 move needs reloading because there is no simple pattern to handle
6976 (arm_reload_out_hi): Likewise.
6978 2016-02-18 Richard Biener <rguenther@suse.de>
6981 * match.pd: Don't use fold_binary or fold_unary for folding
6984 2016-02-17 Jakub Jelinek <jakub@redhat.com>
6987 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
6988 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
6989 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
6990 warn on gimple_no_warning_p statements.
6992 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
6994 * doc/extend.texi (C++ Attributes): Correct description of
6995 warn_unused type attribute.
6997 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6999 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
7000 correct instruction.
7002 2016-02-17 Richard Biener <rguenther@suse.de>
7004 PR rtl-optimization/69609
7005 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
7006 (find_traces_1_round): When ending a trace update cached priority
7008 (bb_to_key): Use cached priority when available.
7009 (copy_bb): Initialize cached priority.
7010 (reorder_basic_blocks_software_trace_cache): Likewise.
7012 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7015 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
7017 (aarch64_comparison_operator): Break overly long line into two.
7018 (aarch64_comparison_operation): Likewise.
7019 * config/aarch64/aarch64.md (cstorecc4): Use
7020 aarch64_comparison_operator_mode instead of
7021 aarch64_comparison_operator.
7022 (cstore<mode>4): Likewise.
7023 (aarch64_cstore<mode>): Likewise.
7024 (*cstoresi_insn_uxtw): Likewise.
7025 (cstore<mode>_neg): Likewise.
7026 (*cstoresi_neg_uxtw): Likewise.
7028 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7031 * config/arm/predicates.md (arm_comparison_operator_mode):
7033 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
7034 instead of arm_comparison_operator.
7035 (*mov_negscc): Likewise.
7036 (*mov_notscc): Likewise.
7037 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
7038 (*thumb2_mov_negscc): Likewise.
7039 (*thumb2_mov_negscc_strict_it): Likewise.
7040 (*thumb2_mov_notscc): Likewise.
7041 (*thumb2_mov_notscc_strict_it): Likewise.
7043 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
7045 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
7048 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
7050 * config/visium/visium.c (machine_libfunc_index): New enum.
7051 (machine_libfuncs): New structure.
7052 (visium_libfuncs): New static variable.
7053 (TARGET_INIT_LIBFUNCS): Define to...
7054 (visium_init_libfuncs): ...this. New function.
7055 (expand_block_move_4): Use the appropriate libfunc.
7056 (expand_block_move_2): Likewise.
7057 (expand_block_move_1): Likewise.
7058 (expand_block_set_4): Likewise.
7059 (expand_block_set_2): Likewise.
7060 (expand_block_set_1): Likewise.
7061 (visium_trampoline_init): Likewise.
7063 2016-02-17 Nick Clifton <nickc@redhat.com>
7065 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
7066 TI's devices.csv file as of March 2016.
7068 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
7071 * opts-global.c (handle_common_deferred_options): Introduce and
7072 initialize two global variables to remember command-line options
7073 specifying a stack-limiting register.
7074 * opts.h: Add extern declarations of the two new global variables.
7075 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
7076 variable based on the values of the two new global variables.
7078 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7081 * common.opt (Wnonnull-compare): New warning.
7082 * doc/invoke.texi (-Wnonnull): Remove text about comparison
7083 of arguments against NULL.
7084 (-Wnonnull-compare): Document.
7085 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
7086 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
7087 * passes.def (pass_warn_nonnull_compare): Add.
7088 * gimple-ssa-nonnull-compare.c: New file.
7090 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7092 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
7093 AARCH64_EXTRA_TUNE_RECIP_SQRT.
7095 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7097 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
7098 reciprocal sqrt for -mlow-precision-recip-sqrt.
7100 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7101 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7103 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
7104 always use lane loads to construct non-constant vectors.
7106 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7108 * config/aarch64/aarch64.md
7109 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
7110 constraints for operand 3.
7111 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
7113 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7114 Richard Biener <rguenther@suse.de>
7116 PR tree-optimization/69820
7117 * tree-vect-patterns.c (type_conversion_p): Return false if
7118 *orig_type is unsigned single precision or boolean.
7119 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
7122 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7124 PR rtl-optimization/69764
7125 PR rtl-optimization/69771
7126 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
7127 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
7129 2016-02-16 Richard Biener <rguenther@suse.de>
7131 PR tree-optimization/69776
7132 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
7134 (indirect_refs_may_alias_p): Likewise.
7135 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
7136 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
7137 according to tbaa_p.
7138 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
7139 (optimize_stmt): For redundant store discovery do not allow tbaa.
7141 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
7143 PR tree-optimization/69714
7144 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
7145 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
7147 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
7149 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
7150 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
7151 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
7152 * config/arc/arc.c (arc_init): Check FPU options.
7153 (get_arc_condition_code): Handle new CC_FPU* modes.
7154 (arc_select_cc_mode): Likewise.
7155 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
7156 register pair only. Allow access for ARCv2 accumulator.
7157 (gen_compare_reg): Whenever we have FPU support use FPU compare
7159 (arc_reorg): Don't generate brcc insns when FPU compare
7160 instructions are involved.
7161 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
7162 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
7163 floating point emulation.
7164 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
7165 (REVERSE_CONDITION): Add new CC_FPU* modes.
7166 (TARGET_FP_SP_BASE): Define.
7167 (TARGET_FP_DP_BASE): Likewise.
7168 (TARGET_FP_SP_FUSED): Likewise.
7169 (TARGET_FP_DP_FUSED): Likewise.
7170 (TARGET_FP_SP_CONV): Likewise.
7171 (TARGET_FP_DP_CONV): Likewise.
7172 (TARGET_FP_SP_SQRT): Likewise.
7173 (TARGET_FP_DP_SQRT): Likewise.
7174 (TARGET_FP_DP_AX): Likewise.
7175 * config/arc/arc.md (ARCV2_ACC): New constant.
7176 (type): New fpu type attribute.
7177 (SDF): Conditional iterator.
7178 (cstore<mode>, cbranch<mode>): Change expand condition.
7179 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
7180 handles FPU/FPX cases as well.
7181 * config/arc/arc.opt (mfpu): New option.
7182 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
7184 (adddf3, muldf3, subdf3): Removed.
7185 * config/arc/predicates.md (proper_comparison_operator): Recognize
7187 * config/arc/fpu.md: New file.
7188 * doc/invoke.texi (ARC Options): Document mfpu option.
7190 2016-02-16 Richard Biener <rguenther@suse.de>
7192 PR rtl-optimization/69291
7193 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
7194 noce_operand_ok check.
7196 2016-02-16 Tom de Vries <tom@codesourcery.com>
7199 * omp-low.c (simd_clone_create): Remove call to
7200 symtab->call_cgraph_insertion_hooks.
7202 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7204 PR tree-optimization/69802
7205 * tree-ssa-reassoc.c (update_range_test): If op is
7206 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
7207 op == 1 test of precision 1 integral op, otherwise handle
7208 that case as op itself. Fix up formatting.
7209 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
7212 2016-02-16 Richard Biener <rguenther@suse.de>
7214 PR tree-optimization/69586
7215 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
7216 types for conversion sources.
7218 2016-02-16 Richard Biener <rguenther@suse.de>
7221 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
7222 mask OEP_ADDRESS_OF.
7224 2016-02-16 Alan Modra <amodra@gmail.com>
7227 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
7228 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
7229 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
7231 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
7232 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
7233 (p8_fmrgow_<mode>): Likewise.
7234 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
7236 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
7237 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
7238 to use movdi_internal64. Remove op0_di.
7239 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
7241 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
7243 Add support for the FCCMP insn types
7245 * config/aarch64/aarch64.md (fccmp): Change insn type.
7247 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
7248 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
7249 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
7250 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
7251 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
7252 * config/arm/types.md (fccmps): Add new insn type.
7255 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
7257 * alias.c (get_alias_set): Fix a typo in comment.
7259 2016-02-15 Richard Biener <rguenther@suse.de>
7261 PR tree-optimization/69595
7262 * match.pd: Complete range test simplification to true.
7264 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
7266 PR rtl-optimization/69648
7267 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
7268 pic_offset_table_rtx.
7270 PR rtl-optimization/69752
7271 * ira.c (update_equiv_regs): When looking for more than a single SET,
7272 also take other side effects into account.
7274 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
7276 * config/s390/s390.c (s390_function_profiler): Add a new sequence
7277 for z900+ CPUs in 31-bit mode.
7279 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
7281 * common/config/s390/s390-common.c (s390_supports_split_stack):
7283 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
7284 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
7285 * config/s390/s390.c (struct machine_function): New field
7286 split_stack_varargs_pointer.
7287 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
7288 in s390_emit_prologue.
7289 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
7291 (morestack_ref): New global.
7292 (SPLIT_STACK_AVAILABLE): New macro.
7293 (s390_expand_split_stack_prologue): New function.
7294 (s390_live_on_entry): New function.
7295 (s390_va_start): Use split-stack vararg pointer if appropriate.
7296 (s390_asm_file_end): Emit the split-stack note sections.
7297 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
7298 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
7299 (UNSPECV_SPLIT_STACK_CALL): New unspec.
7300 (UNSPECV_SPLIT_STACK_DATA): New unspec.
7301 (split_stack_prologue): New expand.
7302 (split_stack_space_check): New expand.
7303 (split_stack_data): New insn.
7304 (split_stack_call): New expand.
7305 (split_stack_call_*): New insn.
7306 (split_stack_cond_call): New expand.
7307 (split_stack_cond_call_*): New insn.
7309 2016-02-15 Richard Biener <rguenther@suse.de>
7311 PR tree-optimization/69783
7312 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
7313 Add trivially correct cases.
7315 2016-02-15 Tom de Vries <tom@codesourcery.com>
7318 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
7320 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
7322 2016-02-15 Richard Biener <rguenther@suse.de>
7324 PR tree-optimization/69776
7325 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
7326 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
7327 indicate whether we can use TBAA to disambiguate against stores.
7328 Use alias-set zero if not.
7329 (visit_reference_op_store): Do not use TBAA when looking up
7331 * tree-ssa-pre.c (compute_avail): Use TBAA here.
7332 (eliminate_dom_walker::before_dom_children): But not when looking
7333 up redundant stores.
7335 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
7337 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
7339 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
7341 * config/i386/znver1.md
7342 (znver1_pop, znver1_pop_mem,
7343 znver1_load_imov_double_store,
7344 znver1_load_imov_direct_store,
7345 znver1_load_imov_direct_load,
7346 znver1_load_imov_double_load): Add new.
7347 (znver1_insn, znver1_insn_load): Add icmov type.
7349 znver1_sseavx_fma_load,
7351 znver1_avx256_fma_load): Fix pipe usage.
7353 2016-02-14 Alan Modra <amodra@gmail.com>
7356 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
7357 with an invalid hard reg, reload just the reg not the entire
7358 pre/post-inc/dec address expression.
7360 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
7363 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
7364 fixed R1_REG scratch reg.
7365 (sibcall_value_pcrel_fdpic): Likewise.
7367 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
7371 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
7373 2016-02-12 Walter Lee <walt@tilera.com>
7375 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
7376 * config/tilegx/t-tilegx: Likewise.
7378 2016-02-12 David Malcolm <dmalcolm@redhat.com>
7381 * diagnostic-show-locus.c (struct line_span): New struct.
7382 (layout::get_first_line): Delete.
7383 (layout::get_last_line): Delete.
7384 (layout::get_num_line_spans): New member function.
7385 (layout::get_line_span): Likewise.
7386 (layout::print_heading_for_line_span_index_p): Likewise.
7387 (layout::get_expanded_location): Likewise.
7388 (layout::calculate_line_spans): Likewise.
7389 (layout::m_first_line): Delete.
7390 (layout::m_last_line): Delete.
7391 (layout::m_line_spans): New field.
7392 (layout::layout): Update comment. Replace m_first_line and
7393 m_last_line with m_line_spans, replacing their initialization
7394 with a call to calculate_line_spans.
7395 (diagnostic_show_locus): When printing source lines and
7396 annotations, rather than looping over a single span
7397 of lines, instead loop over each line_span within
7398 the layout, with an inner loop over the lines within them.
7399 Call the context's start_span callback when changing line spans.
7400 * diagnostic.c (diagnostic_initialize): Initialize start_span.
7401 (diagnostic_build_prefix): Break out the building of the location
7402 part of the string into...
7403 (diagnostic_get_location_text): ...this new function, rewriting
7404 it from nested ternary expressions to a sequence of "if"
7406 (default_diagnostic_start_span_fn): New function.
7407 * diagnostic.h (diagnostic_start_span_fn): New typedef.
7408 (diagnostic_context::start_span): New field.
7409 (default_diagnostic_start_span_fn): New prototype.
7411 2016-02-12 David Malcolm <dmalcolm@redhat.com>
7414 * gcc.c (driver::finalize): Fix cleanup of "specs".
7416 2016-02-12 David Malcolm <dmalcolm@redhat.com>
7420 * gcc.c (driver::driver): Initialize m_option_suggestions.
7421 (driver::~driver): Clean up m_option_suggestions.
7422 (suggest_option): Convert to...
7423 (driver::suggest_option): ...this, and split out into
7424 driver::build_option_suggestions and find_closest_string.
7425 (driver::build_option_suggestions): New function, from
7426 first half of suggest_option. Special-case
7427 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
7428 the sanitizer_opts array. For options of enum types, add the
7429 various enum values to the candidate strings.
7430 (driver::handle_unrecognized_options): Remove "const".
7431 * gcc.h (driver::handle_unrecognized_options): Likewise.
7432 (driver::build_option_suggestions): New decl.
7433 (driver::suggest_option): New decl.
7434 (driver::m_option_suggestions): New field.
7435 * opts-common.c (add_misspelling_candidates): New function.
7436 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
7437 and make non-static.
7438 * opts.h (sanitizer_opts): New array decl.
7439 (add_misspelling_candidates): New function decl.
7440 * spellcheck.c (find_closest_string): New function.
7441 * spellcheck.h (find_closest_string): New function decl.
7443 2016-02-12 Jakub Jelinek <jakub@redhat.com>
7445 PR rtl-optimization/69764
7446 PR rtl-optimization/69771
7447 * optabs.c (expand_binop_directly): For shift_optab_p, force
7448 convert_modes with VOIDmode if xop1 has VOIDmode.
7450 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
7453 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
7454 to correctly determine instrumentation thunks.
7456 2016-02-12 Jakub Jelinek <jakub@redhat.com>
7459 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
7460 type by reference, force lhs on the call.
7463 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
7464 Compute retval and retbnd early in all cases if split_part_return_p
7465 and return_bb is not EXIT. Remove all clobber stmts and reset
7466 all debug stmts that refer to SSA_NAMEs defined in split part,
7467 except if it is retval, in that case replace the old retval with the
7468 lhs of the call to the split part.
7470 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
7473 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
7476 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
7477 whose result is used in PHI.
7478 (maybe_optimize_range_tests): Likewise.
7479 (final_range_test_p): Likweise.
7481 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
7484 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
7485 whose result is used in PHI.
7486 (maybe_optimize_range_tests): Likewise.
7487 (final_range_test_p): Likweise.
7489 2016-02-12 Jakub Jelinek <jakub@redhat.com>
7491 * cgraph.c: Spelling fixes - behaviour -> behavior and
7492 neighbour -> neighbor.
7493 * target.def: Likewise.
7494 * sel-sched.c: Likewise.
7495 * config/mips/mips.c: Likewise.
7496 * config/arc/arc.md: Likewise.
7497 * config/arm/cortex-a57.md: Likewise.
7498 * config/arm/arm.c: Likewise.
7499 * config/arm/neon.md: Likewise.
7500 * config/arm/arm-c.c: Likewise.
7501 * config/vms/vms-c.c: Likewise.
7502 * config/s390/s390.c: Likewise.
7503 * config/i386/znver1.md: Likewise.
7504 * config/i386/i386.c: Likewise.
7505 * config/ia64/hpux-unix2003.h: Likewise.
7506 * config/msp430/msp430.md: Likewise.
7507 * config/rx/rx.c: Likewise.
7508 * config/rx/rx.md: Likewise.
7509 * config/aarch64/aarch64-simd.md: Likewise.
7510 * config/aarch64/aarch64.c: Likewise.
7511 * config/nvptx/nvptx.c: Likewise.
7512 * config/bfin/bfin.c: Likewise.
7513 * config/cris/cris.opt: Likewise.
7514 * config/rs6000/rs6000.c: Likewise.
7515 * target.h: Likewise.
7516 * spellcheck.c: Likewise.
7517 * ira-build.c: Likewise.
7518 * tree-inline.c: Likewise.
7519 * builtins.c: Likewise.
7520 * lra-constraints.c: Likewise.
7521 * explow.c: Likewise.
7522 * hwint.h: Likewise.
7523 * targhooks.c: Likewise.
7524 * tree-vect-data-refs.c: Likewise.
7526 * doc/tm.texi: Likewise.
7527 * doc/extend.texi: Likewise.
7528 * doc/install.texi: Likewise.
7529 * doc/md.texi: Likewise.
7530 * tree-ssa-tail-merge.c: Likewise.
7531 * sched-int.h: Likewise.
7532 * match.pd: Likewise.
7533 * sched-ebb.c: Likewise.
7534 * target.def (omit_struct_return_reg): Likewise.
7535 * gimple-ssa-isolate-paths.c: Likewise.
7536 (find_implicit_erroneous_behaviour): Renamed to...
7537 (find_implicit_erroneous_behavior): ... this.
7538 (find_explicit_erroneous_behaviour): Renamed to...
7539 (find_explicit_erroneous_behavior): ... this.
7540 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
7542 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
7544 PR rtl-optimization/64682
7545 PR rtl-optimization/69567
7546 PR rtl-optimization/69737
7547 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
7548 in I2 as well, just lose it.
7550 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7552 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
7554 (aarch64_last_printed_tune_string): Likewise.
7555 (aarch64_declare_function_name): Only output .arch assembler
7556 directive if it will be different from the previously output
7557 directive. Same for .tune comment but only if -dA is set.
7558 (aarch64_start_file): New function.
7559 (TARGET_ASM_FILE_START): Define.
7561 2016-02-11 David Malcolm <dmalcolm@redhat.com>
7564 * Makefile.in (PLUGIN_HEADERS): Add params.list.
7566 2016-02-11 Jakub Jelinek <jakub@redhat.com>
7569 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
7570 -Wmaybe-uninitialized warning.
7572 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
7575 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
7577 2016-02-11 Richard Biener <rguenther@suse.de>
7579 PR rtl-optimization/69291
7580 * ifcvt.c (noce_try_store_flag_constants): Do not allow
7581 subexpressions affected by changing the result.
7583 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
7586 * lra-constraints.c (curr_insn_transform): Find in/out operands
7587 for secondary memory moves. Update dups.
7589 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
7591 PR tree-optimization/69652
7592 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
7593 to nested loop, did source re-formatting, skip debug statements,
7594 add check on statement with volatile operand, remove dead scalar
7597 2016-02-10 Jakub Jelinek <jakub@redhat.com>
7598 Patrick Palka <ppalka@gcc.gnu.org>
7602 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
7603 calls if the return type is TREE_ADDRESSABLE.
7604 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
7605 * ipa-split.c (split_function): Fix doubled "we" in comment.
7606 Use void return type for the split part even if
7607 !split_point->split_part_set_retval.
7609 2016-02-10 Bin Cheng <bin.cheng@arm.com>
7611 PR tree-optimization/68021
7612 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
7613 when computing the value of biv cand by itself.
7615 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
7617 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
7618 (cortexa57_tunings): Likewise.
7619 (cortexa72_tunings): Likewise.
7620 (arch_macro_fusion_pair_p): Add support for AES fusion.
7621 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
7622 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
7623 Allow virtual registers before reload so early scheduling works.
7624 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
7625 correct latency and pipeline.
7626 (cortex_a57_crypto_complex): Likewise.
7627 (cortex_a57_crypto_xor): Likewise.
7628 (define_bypass): Add AES bypass.
7630 2016-02-10 Richard Biener <rguenther@suse.de>
7632 PR tree-optimization/69726
7633 * passes.def: Add DCE pass before late uninit.
7634 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
7635 really fixup if-conversions job.
7637 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
7639 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
7640 (arm_cortex_a57_tune): Likewise.
7641 (aarch_macro_fusion_pair_p): Add support for AES fusion.
7642 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
7644 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
7646 * timevar.def (TV_PHASE_DBGINFO): Delete.
7647 (TV_PHASE_CHECK_DBGINFO): Likewise.
7648 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
7650 2016-02-10 Richard Biener <rguenther@suse.de>
7652 PR tree-optimization/69719
7653 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
7654 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
7656 2016-02-09 Andrew Pinski <apinski@cavium.com>
7659 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
7660 get_vcond_mask_icode returns false.
7662 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
7665 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
7666 an ADDIS that adds a pointer to a large constant that sets the
7667 upper16 bits with a load operation.
7669 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
7672 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
7674 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
7676 (vzipq_s16): Likewise.
7677 (vzipq_s32): Likewise.
7678 (vzipq_f32): Likewise.
7679 (vzipq_u8): Likewise.
7680 (vzipq_u16): Likewise.
7681 (vzipq_u32): Likewise.
7682 (vzipq_p8): Likewise.
7683 (vzipq_p16): Likewise.
7685 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
7688 * config/arm/arm.c (neon_endian_lane_map): New function.
7689 (neon_vector_pair_endian_lane_map): New function.
7690 (arm_evpc_neon_vuzp): Allow for big endian lane order.
7691 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
7693 (vuzpq_s16): Likewise.
7694 (vuzpq_s32): Likewise.
7695 (vuzpq_f32): Likewise.
7696 (vuzpq_u8): Likewise.
7697 (vuzpq_u16): Likewise.
7698 (vuzpq_u32): Likewise.
7699 (vuzpq_p8): Likewise.
7700 (vuzpq_p16): Likewise.
7702 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
7705 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
7708 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
7710 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
7711 truncate const_int operand 1 to QImode.
7713 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
7715 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
7716 corresponding to an abnormal edge.
7718 2016-02-09 Tom de Vries <tom@codesourcery.com>
7720 PR tree-optimization/69599
7721 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
7723 (find_func_aliases_for_builtin_call, find_func_clobbers)
7724 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
7727 2016-02-09 Richard Biener <rguenther@suse.de>
7729 PR tree-optimization/69715
7730 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
7731 LHS on calls as non-rewritable.
7733 2016-02-09 Tom de Vries <tom@codesourcery.com>
7736 * lto-wrapper.c (append_diag_options): New function.
7737 (compile_offload_image): Call append_diag_options.
7739 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
7742 * doc/extend.texi (Flag Output Operands): Correct sectioning.
7743 Minor copy-edit to fix verb tenses.
7745 2016-02-08 Jakub Jelinek <jakub@redhat.com>
7747 PR tree-optimization/69209
7748 * ipa-split.c (split_function): If split part is not
7749 returning retval, retval has gimple type but is not
7750 gimple value, force it into a SSA_NAME first.
7752 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
7754 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
7757 2016-02-08 Jason Merrill <jason@redhat.com>
7760 * convert.c (convert_to_integer_1): Check dofold on truncation
7762 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
7763 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
7764 Rename from *_nofold.
7765 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
7766 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
7768 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
7771 * tree.c (build_common_tree_nodes): Remove short_double argument.
7772 All callers changed.
7773 * tree.h (build_common_tree_nodes): Adjust declaration.
7774 * doc/invoke.texi (-fshort-double): Remove documentation.
7775 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
7776 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
7777 * lto-wrapper.c (merge_and_complain, append_compiler_options)
7778 (append_linker_options): Don't handle OPT_fshort_double.
7780 PR rtl-optimization/68730
7781 * lra-remat.c (insn_to_cand_activation): New static variable.
7782 (lra_remat): Allocate and free it.
7783 (create_cand): New arg activation. Initialize a field in
7784 insn_to_cand_activation if it is nonnull.
7785 (create_cands): Pass the activation insn to create_cand when making
7786 a candidate involving an output reload. Reorganize code a little.
7787 (do_remat): Keep track of active status of candidates in a separate
7790 2016-02-08 Richard Biener <rguenther@suse.de>
7792 PR tree-optimization/69719
7793 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
7794 Properly use absolute of the difference of the two offsets to
7795 compare or adjust the segment length.
7797 2016-02-08 Richard Biener <rguenther@suse.de>
7798 Jeff Law <law@redhat.com>
7801 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
7802 types for anonymous SSA names.
7804 2016-02-08 Richard Biener <rguenther@suse.de>
7806 PR rtl-optimization/69274
7807 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
7809 2016-02-08 Jeff Law <law@redhat.com>
7811 PR tree-optimization/65917
7812 * tree-ssa-dom.c (record_temporary_equivalences): Record both
7813 equivalences from if (x == y) style conditionals.
7814 (loop_depth_of_name): Remove.
7815 (record_equality): Remove loop depth check.
7816 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
7817 (const_and_copies::record_const_or_copy_raw): New member function.
7818 * tree-ssa-scopedtables.c
7819 (const_and_copies::record_const_or_copy_raw): New, factored out of
7820 (const_and_copies::record_const_or_copy): Call new member function.
7822 2016-02-05 Jeff Law <law@redhat.com>
7824 PR tree-optimization/68541
7825 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
7826 (count_stmts_in_block): New function.
7827 (poor_ifcvt_candidate_code): Likewise.
7828 (is_feasible_trace): Add some heuristics to determine when path
7829 splitting is profitable.
7830 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
7831 is a diamond with a single exit.
7833 2016-02-05 Martin Sebor <msebor@redhat.com>
7836 * doc/invoke.texi: Update -Wplacement-new to take an optional
7839 2016-02-06 Richard Henderson <rth@redhat.com>
7842 * tree.c (tree_nop_conversion_p): Do not strip casts into or
7843 out of non-standard address spaces.
7845 2016-02-05 Jakub Jelinek <jakub@redhat.com>
7847 PR rtl-optimization/69691
7848 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
7850 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
7852 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
7853 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
7854 (*ieee128_mfvsrd_64bit): Likewise.
7855 (*ieee128_mfvsrd_32bit): Likewise.
7857 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
7861 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
7863 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
7864 instrumented_version.
7866 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
7868 * doc/invoke.texi (Optimize Options): In table of --param options
7869 rename second occurrence of tracer-min-branch-ratio to
7870 tracer-min-branch-probability, rename
7871 tracer-min-branch-ratio-feedback to
7872 tracer-min-branch-probability-feedback and clarify description,
7873 rename sched-spec-state-edge-prob-cutoff to
7874 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
7875 to selsched-insns-to-rename, rename lto-minpartition to
7876 lto-min-partition, delete reorder-blocks-duplicate and
7877 reorder-blocks-duplicate-feedback.
7879 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7881 * config/s390/s390.c (s390_register_info_set_ranges): Remove
7884 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
7886 * doc/extend.texi: S/390: Correct some typos.
7888 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7890 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
7892 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7895 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
7896 (s390_register_info_gprtofpr): Use new macros above.
7897 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
7899 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
7900 its name. Adjust restore and save gpr ranges.
7901 (s390_register_info_set_ranges): New function.
7902 (s390_register_info): Use new macros above. Call
7903 s390_register_info_set_ranges.
7904 (s390_optimize_register_info): Likewise.
7905 (s390_hard_regno_rename_ok): Use new macros.
7906 (s390_hard_regno_scratch_ok): Likewise.
7907 (s390_emit_epilogue): Likewise.
7908 (s390_can_use_return_insn): Likewise.
7909 (s390_optimize_prologue): Likewise.
7910 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
7912 2016-02-05 Jakub Jelinek <jakub@redhat.com>
7915 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
7917 (ix86_option_override_internal): Disable TARGET_STV even for
7918 -m{incoming,preferred}-stack-boundary=3.
7920 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7922 * config.gcc: Mark deprecated rtems targets as obsolete.
7924 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
7926 PR rtl-optimization/64682
7927 PR rtl-optimization/69567
7928 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
7929 before I2 only if the register is both used and set in I2.
7931 2016-02-04 DJ Delorie <dj@redhat.com>
7933 * config/msp430/msp430.c (msp430_start_function): Add function type.
7935 2016-02-04 Jakub Jelinek <jakub@redhat.com>
7938 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
7940 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
7942 PR rtl-optimization/69577
7944 2015-10-29 Richard Henderson <rth@redhat.com>
7948 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
7949 sse check to the exact conditions of PR 67609.
7951 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
7954 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
7955 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
7956 not allowed into the traditional Altivec registers.
7957 (movtd_64bit_nodm): Likewise.
7958 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
7960 2016-02-04 David Malcolm <dmalcolm@redhat.com>
7962 * config/aarch64/cortex-a57-fma-steering.c
7963 (aarch64_register_fma_steering): Remove "static" from arguments
7966 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
7969 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
7972 2016-02-04 Mike Frysinger <vapier@gentoo.org>
7974 * doc/invoke.texi: Delete -mno-fma4.
7976 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
7978 PR rtl-optimization/69577
7979 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
7980 (find_subregs_of_mode): Update accordingly. Iterate over partial
7983 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
7985 * config/arm/arm-protos.h (neon_reinterpret): Remove.
7986 * config/arm/arm.c (neon_reinterpret): Remove.
7987 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
7988 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
7989 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
7990 vreinterpretti): Remove.
7991 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
7992 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
7993 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
7994 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
7995 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
7996 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
7997 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
7998 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
7999 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
8000 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
8001 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
8002 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
8003 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
8004 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
8005 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
8006 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
8007 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
8008 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
8009 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
8010 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
8011 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
8012 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
8013 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
8014 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
8015 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
8016 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
8017 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
8018 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
8019 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
8020 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
8021 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
8022 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
8023 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
8024 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
8025 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
8026 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
8027 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
8028 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
8029 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
8030 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
8031 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
8032 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
8033 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
8034 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
8035 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
8036 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
8037 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
8038 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
8039 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
8040 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
8041 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
8042 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
8043 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
8044 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
8045 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
8046 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
8047 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
8048 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
8049 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
8050 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
8051 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
8052 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
8053 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
8054 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
8055 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
8056 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
8057 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
8058 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
8059 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
8060 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
8061 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
8062 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
8063 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
8064 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
8065 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
8066 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
8067 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
8068 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
8069 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
8070 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
8071 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
8072 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
8073 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
8074 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
8075 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
8076 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
8077 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
8078 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
8079 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
8080 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
8081 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
8082 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
8083 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
8084 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
8085 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
8086 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
8087 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
8088 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
8089 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
8090 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
8091 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
8092 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
8093 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
8095 2016-02-04 Martin Liska <mliska@suse.cz>
8098 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
8099 that are gimple_store_p.
8100 (maybe_instrument_call): Likewise.
8102 2016-02-04 Bin Cheng <bin.cheng@arm.com>
8104 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
8105 register scaling out of memory reference and comment why.
8107 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8111 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
8112 folding the source of a SET.
8114 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8118 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
8119 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
8121 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
8125 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
8128 2016-02-04 Christian Bruel <christian.bruel@st.com>
8130 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
8131 * config/arm/arm.c (arm_set_current_function): Likewise.
8133 2016-02-04 Jakub Jelinek <jakub@redhat.com>
8134 Ilya Enkovich <enkovich.gnu@gmail.com>
8135 H.J. Lu <hongjiu.lu@intel.com>
8138 * config/i386/i386.c (convert_scalars_to_vector): Remove
8139 stack alignment fixes.
8140 (ix86_option_override_internal): Disable TARGET_STV if stack
8141 might not be aligned enough.
8142 (ix86_minimum_alignment): Assert that TARGET_STV is false.
8144 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
8146 * gcc/config/i386/x86-tune.def: Disable default prefetching
8149 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
8150 Vladimir Makarov <vmakarov@redhat.com>
8153 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
8154 in validating fused toc addresses.
8156 2016-02-03 Jakub Jelinek <jakub@redhat.com>
8159 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
8160 range->m_caret fields if range->m_show_caret_p is false.
8163 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
8164 Force oldval into register if it does not satisfy reg_or_short_operand
8165 predicate. Fix up formatting.
8167 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
8168 Alexandre Oliva <aoliva@redhat.com>
8171 * lra-constraints.c (simplify_operand_subreg): Check additionally
8172 address validity after potential reloading.
8173 (process_address_1): Check insns validity. In case of failure do
8176 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
8179 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
8182 2016-02-02 Jakub Jelinek <jakub@redhat.com>
8184 * wide-int.cc (canonize_uhwi): New function.
8185 (wi::divmod_internal): Use it.
8187 2016-02-02 James Norris <jnorris@codesourcery.com
8189 * gimplify.c (omp_notice_variable): Add usage check.
8191 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
8193 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
8194 like LE, GE, LT, GT when emitting relational operator.
8196 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
8198 * ira-costs.c (find_costs_and_classes): Add extra argument.
8199 * target.def (ira_change_pseudo_allocno_class): Add parameter.
8200 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
8201 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
8202 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
8203 Add best_class parameter, and return it if not ALL_REGS.
8204 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
8206 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
8209 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
8211 * config/aarch64/aarch64.c
8212 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
8213 (aarch64_ira_change_pseudo_allocno_class): New function.
8215 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
8218 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
8220 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
8222 * config/avr/avr.c (avr_option_override): Set
8223 PARAM_ALLOW_STORE_DATA_RACES to 1.
8225 2016-02-02 Richard Biener <rguenther@suse.de>
8227 PR tree-optimization/69595
8228 * match.pd: Add range test simplifications to true/false.
8230 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
8232 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
8233 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
8236 2016-02-02 Richard Biener <rguenther@suse.de>
8238 PR tree-optimization/69606
8239 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
8240 info on the result before moving a stmt.
8242 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
8245 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
8246 branch with vector comparison.
8247 * config/i386/sse.md (VI48_AVX): New mode iterator.
8248 (define_expand "cbranch<mode>4): Add support for conditional branch
8249 with vector comparison.
8250 * tree-vect-loop.c (optimize_mask_stores): New function.
8251 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
8252 has_mask_store field of vect_info.
8253 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
8254 vectorized loops having masked stores after vec_info destroy.
8255 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
8256 correspondent macros.
8257 (optimize_mask_stores): Add prototype.
8259 2016-02-02 Alan Modra <amodra@gmail.com>
8262 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
8265 2016-02-02 Alan Modra <amodra@gmail.com>
8268 * config/rs6000/rs6000.c (need_toc_init): New var, set it
8269 whenever toc_label_name used.
8270 (rs6000_file_start): Don't set up toc section here,
8271 (rs6000_output_function_epilogue): do so here instead,
8272 (rs6000_xcoff_file_start): and here.
8273 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
8274 (load_toc_aix_di): Likewise.
8276 2016-02-01 Jakub Jelinek <jakub@redhat.com>
8278 PR rtl-optimization/69592
8279 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
8280 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
8281 (num_sign_bit_copies_binary_arith_p): New inline function.
8282 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
8284 2016-02-01 Jeff Law <law@redhat.com>
8286 PR tree-optimization/69580
8287 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
8288 * tree-ssa-threadbackward.c
8289 (fsm_find_control_statement_thread_paths): Do not try to walk
8290 through large PHI nodes.
8292 2016-02-01 Jakub Jelinek <jakub@redhat.com>
8294 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
8295 when count is incremented above limit, don't analyze further
8298 * omp-low.c (oacc_parse_default_dims): Avoid
8299 -Wsign-compare warning, make sure value fits into int
8300 rather than just unsigned int.
8302 2016-02-01 Bin Cheng <bin.cheng@arm.com>
8304 PR tree-optimization/67921
8305 * fold-const.c (split_tree): New parameters. Convert pointer
8306 type variable part to proper type before negating.
8307 (fold_binary_loc): Pass new arguments to split_tree.
8309 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
8311 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
8312 (nvptx_goacc_validate_dims): Extend to handle global defaults.
8313 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
8314 * doc/tm.texti: Rebuilt.
8315 * doc/invoke.texi (fopenacc-dim): Document.
8316 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
8317 (append_compiler_options): Likewise.
8318 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
8319 (oacc_parse_default_dims): New.
8320 (oacc_validate_dims): Add USED arg. Select non-unity default when
8322 (oacc_loop_fixed_partitions): Return mask of used partitions.
8323 (oacc_loop_auto_partitions): Emit dump info.
8324 (oacc_loop_partition): Return mask of used partitions.
8325 (execute_oacc_device_lower): Parse default dimension arg. Adjust
8326 loop partitioning and validation calls.
8328 2016-02-01 Richard Biener <rguenther@suse.de>
8331 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
8333 2016-02-01 Richard Biener <rguenther@suse.de>
8335 PR tree-optimization/69574
8336 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
8337 of asserting return chrec_dont_know.
8339 2016-02-01 Martin Liska <mliska@suse.cz>
8341 * mem-stats-traits.h: Add copyright header.
8342 * mem-stats.h: Likewise.
8344 2016-02-01 Richard Biener <rguenther@suse.de>
8346 PR tree-optimization/69579
8347 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
8348 Do not propagate through abnormal PHI results.
8350 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
8352 * postreload.c (reload_cse_simplify): Remove dead code.
8354 2016-02-01 Jakub Jelinek <jakub@redhat.com>
8356 PR rtl-optimization/69570
8357 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
8358 if there is more than one set, not if there is a single set.
8360 2016-02-01 Richard Henderson <rth@redhat.com>
8363 * combine.c (make_compound_operation): When looking through a
8364 subreg, make sure to re-extend to the width of the outer mode.
8366 2016-01-30 Jakub Jelinek <jakub@redhat.com>
8368 PR tree-optimization/69546
8369 * wide-int.cc (wi::divmod_internal): For unsigned division
8370 where both operands fit into uhwi, if o1 is 1 and o0 has
8371 msb set, if divident_prec is larger than bits per hwi,
8372 clear another quotient word and return 2 instead of 1.
8373 Similarly for remainder with msb in HWI set, if dividend_prec
8374 is larger than bits per hwi.
8376 2016-01-29 Martin Jambor <mjambor@suse.cz>
8378 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
8379 Use short lowercase names.
8380 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
8381 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
8382 acq_rel one. Protect warning agains segfaults if
8383 get_memory_order_name returns NULL.
8384 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
8385 with release semantics. Do not warn if get_memory_order already did.
8386 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
8387 semantics. Fix check for relaxed or acquire semantics. Do not warn
8388 if get_memory_order already did.
8390 2016-01-29 Sebastian Pop <s.pop@samsung.com>
8392 * doc/install.texi: Document that isl-0.16 is supported.
8394 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
8397 * config/i386/constraints.md (Bm): Describe as special memory
8399 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
8400 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
8401 * genpreds.c (struct constraint_data): Add is_special_memory.
8402 (have_special_memory_constraints, special_memory_start): New
8404 (special_memory_end): Ditto.
8405 (add_constraint): Add new arg is_special_memory. Add code to
8406 process its true value. Update have_special_memory_constraints.
8407 (process_define_constraint): Pass the new arg.
8408 (process_define_register_constraint): Ditto.
8409 (choose_enum_order): Process special memory.
8410 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
8411 function insn_extra_special_memory_constraint.
8412 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
8413 * gensupport.c (process_rtx): Process
8414 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
8415 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
8416 * ira-lives.c (single_reg_class): Use
8417 insn_extra_special_memory_constraint.
8418 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
8419 * lra-constraints.c (process_alt_operands): Ditto.
8420 (curr_insn_transform): Use insn_extra_special_memory_constraint.
8421 * recog.c (asm_operand_ok, preprocess_constraints): Process
8423 * reload.c (find_reloads): Ditto.
8424 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
8425 * stmt.c (parse_input_constraint): Use
8426 insn_extra_special_memory_constraint.
8428 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
8431 * lra-splill.c (lra_final_code_change): Revert r229087 by
8432 removing all sub-registers.
8434 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
8437 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
8439 2016-01-29 Jakub Jelinek <jakub@redhat.com>
8442 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
8443 SSE1, copy target into the temporary reg first before recursing
8446 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
8448 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
8451 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
8453 * ginclude/stdarg.h: Test __cplusplus instead of
8454 __GXX_EXPERIMENTAL_CXX0X__.
8456 2016-01-29 Richard Biener <rguenther@suse.de>
8458 PR tree-optimization/69547
8459 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
8460 Do not mark clobbers necessary.
8461 (mark_all_reaching_defs_necessary_1): Likewise.
8463 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
8465 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
8466 declaration name with %qs and print it in both error messages.
8467 Also fix indentation.
8469 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
8472 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
8473 trailing blank line from error message.
8475 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
8478 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
8481 2016-01-29 Richard Biener <rguenther@suse.de>
8484 * match.pd: Allow all integral types when simplifying a
8485 widening or sign-changing conversion.
8487 2016-01-28 Sebastian Pop <s.pop@samsung.com>
8489 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
8490 back to setting codegen_error to fail codegen.
8492 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
8495 * config/i386/constraints.md (C): Only accept constant zero operand.
8496 (BC): New constraint.
8497 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
8498 instead of C constraint.
8499 * doc/md.texi (Machine Constraints): Update description
8502 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
8505 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
8507 2016-01-28 Jakub Jelinek <jakub@redhat.com>
8510 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
8513 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
8515 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
8516 branches if using guessed profile.
8518 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
8520 * graphite-optimize-isl.c (optimize_isl): Fix dump.
8522 2016-01-28 Richard Henderson <rth@redhat.com>
8525 * config/aarch64/aarch64-modes.def (CC_Cmode): New
8526 * config/aarch64/aarch64-protos.h: Update.
8527 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
8528 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
8529 (aarch64_get_condition_code_1): Handle CC_Cmode.
8530 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
8531 (*add<mode>3_compareC_cconly_imm): New.
8532 (*add<mode>3_compareC_cconly): New.
8533 (*add<mode>3_compareC_imm): New.
8534 (add<mode>3_compareC): New.
8535 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
8536 to be first. Use aarch64_carry_operation.
8537 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
8538 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
8539 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
8540 (subti3): Use subdi3_compare1.
8541 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
8542 (sub<mode>3_compare1): New.
8543 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
8544 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
8545 (*subsi3_carryin_uxtw): Likewise.
8546 (*ngc<mode>, *ngcsi_uxtw): Likewise.
8547 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
8548 * config/aarch64/iterators.md (DWI): New.
8549 * config/aarch64/predicates.md (aarch64_carry_operation): New.
8550 (aarch64_borrow_operation): New.
8552 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
8554 * graphite-optimize-isl.c (optimize_isl): Print a different debug
8555 message when isl does not return a valid schedule.
8557 2016-01-28 Sebastian Pop <s.pop@samsung.com>
8559 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
8560 Remove comments from class declarations: they are already in the code
8563 2016-01-28 Sebastian Pop <s.pop@samsung.com>
8565 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
8567 (ternary_op_to_tree): Same.
8568 (unary_op_to_tree): Same.
8569 (nary_op_to_tree): Same.
8570 (gcc_expression_from_isl_expr_op): Same.
8571 (gcc_expression_from_isl_expression): Same.
8572 (graphite_create_new_loop): Same.
8573 (graphite_create_new_loop_guard): Same.
8574 (build_iv_mapping): Same.
8575 (graphite_create_new_guard): Same.
8576 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
8577 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
8579 2016-01-28 Sebastian Pop <s.pop@samsung.com>
8581 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
8582 instead of setting codegen_error to fail codegen.
8584 2016-01-28 Jason Merrill <jason@redhat.com>
8586 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
8588 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
8590 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
8591 Remove CONST_INT_P check in CCMP cost calculation.
8593 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
8595 * config/aarch64/aarch64.c (generic_vector_cost):
8596 Set vec_permute_cost.
8597 (cortexa57_vector_cost): Likewise.
8598 (exynosm1_vector_cost): Likewise.
8599 (xgene1_vector_cost): Likewise.
8600 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
8601 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
8602 Add vec_permute_cost entry.
8604 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
8606 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
8608 (add<mode>3_compare0): Likewise.
8609 (addsi3_compare0_uxtw): Likewise.
8610 (add<mode>3nr_compare0): Likewise.
8611 (compare_neg<mode>): Likewise.
8612 (<optab><mode>3): Likewise.
8614 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
8616 * tree-vect-stmts.c (vectorizable_comparison): Add
8617 NULL check for vectype.
8619 2016-01-28 Richard Biener <rguenther@suse.de>
8621 PR tree-optimization/69466
8622 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
8623 Account for PHIs we couldn't duplicate.
8625 2016-01-28 Martin Liska <mliska@suse.cz>
8628 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
8629 instead of ENABLE_VALGRIND_CHECKING.
8631 2016-01-27 Richard Henderson <rth@redhat.com>
8634 * lra-remat.c (subreg_regs): New.
8635 (dump_candidates_and_remat_bb_data): Dump it.
8636 (operand_to_remat): Reject if operand in subreg_regs.
8637 (set_bb_regs): Collect subreg_regs.
8638 (lra_remat): Init and free subreg_regs. Compute
8639 calculate_local_reg_remat_bb_data before create_cands.
8641 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
8644 * config/i386/i386.c (ix86_update_stack_boundary): Don't
8645 change stack_alignment_needed for __tls_get_addr call.
8647 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
8649 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
8651 2016-01-27 Jeff Law <law@redhat.com>
8653 PR tree-optimization/68398
8654 PR tree-optimization/69196
8655 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
8656 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
8657 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
8658 Only count PHIs in the last block in the path. The others will
8659 const/copy propagate away. Add heuristic to allow more irreducible
8660 subloops to be created when it is likely profitable to do so.
8662 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
8663 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
8664 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
8666 2016-01-27 Jakub Jelinek <jakub@redhat.com>
8669 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
8670 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
8671 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
8672 * tree-streamer-in.c: Include asan.h.
8673 (streamer_get_builtin_tree): For builtins in sanitizer
8674 range call initialize_sanitizer_builtins and retry.
8676 2016-01-27 Ian Lance Taylor <iant@google.com>
8678 * common.opt (fkeep-gc-roots-live): New undocumented option.
8679 * tree-ssa-loop-ivopts.c (add_candidate_1): If
8680 -fkeep-gc-roots-live, skip pointers.
8681 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
8684 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
8687 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
8688 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
8690 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
8693 * configure.ac: NetBSD provides SSP in its C library.
8694 * configure: Updated.
8696 2016-01-27 Richard Biener <rguenther@suse.de>
8698 PR tree-optimization/69166
8699 * tree-vect-loop.c (vect_is_simple_reduction): Always check
8700 reduction code for commutativity / associativity.
8702 2016-01-27 Martin Jambor <mjambor@suse.cz>
8704 PR tree-optimization/69355
8705 * tree-sra.c (analyze_access_subtree): Correct hole detection when
8706 total_scalarization fails.
8708 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
8710 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
8713 2016-01-27 Christian Bruel <christian.bruel@st.com>
8716 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
8717 Move arm_reset_previous_fndecl and set_target_option_current_node in
8718 the conditional part. Call save_restore_target_globals.
8719 * config/arm/arm.c (arm_set_current_function):
8720 Refactor to better support #pragma target and attribute mix.
8721 Call save_restore_target_globals.
8722 * config/arm/arm-protos.h (save_restore_target_globals): New function.
8724 2016-01-27 Martin Liska <mliska@suse.cz>
8726 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
8727 reference for an HSA kernel and its host function.
8729 2016-01-27 Jakub Jelinek <jakub@redhat.com>
8731 PR tree-optimization/69399
8732 * wide-int.h (wi::lrshift): For larger precisions, only
8733 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
8735 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
8737 * config/arc/predicates.md (proper_comparison_operator): Reject
8738 constant-constant comparison.
8740 2016-01-26 Tom de Vries <tom@codesourcery.com>
8742 PR tree-optimization/69110
8743 * tree-data-ref.c (initialize_data_dependence_relation): Handle
8744 DR_NUM_DIMENSIONS == 0.
8746 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
8747 Sebastian Pop <s.pop@samsung.com>
8749 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
8750 isl_ast_op_cond and isl_ast_op_select.
8751 (gcc_expression_from_isl_expr_op): Same.
8753 2016-01-26 Jason Merrill <jason@redhat.com>
8756 * tree.c (recompute_constructor_flags): Split out from
8758 (verify_constructor_flags): New.
8759 * tree.h: Declare them.
8761 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
8763 PR rtl-optimization/69217
8764 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
8765 are no TYPE_FIELDS set for the record type.
8767 2016-01-26 Jakub Jelinek <jakub@redhat.com>
8770 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
8771 toc_label_name unconditionally.
8772 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
8773 SYMBOL_REF string. Use toc_label_name instead of constructing
8775 (rs6000_elf_declare_function_name): Use toc_label_name instead of
8776 constructing LCTOC1.
8778 2016-01-26 Martin Sebor <msebor@redhat.com>
8781 * doc/extend.texi (Common Type Attributes): Move text that talks about
8782 attribute packed from attribute aligned to the section discussing
8783 the former attribute for clarity.
8785 2016-01-26 Richard Henderson <rth@redhat.com>
8788 * trans-mem.c (tm_region_init): Mark entry block as visited.
8790 2016-01-26 David Malcolm <dmalcolm@redhat.com>
8793 * diagnostic-show-locus.c (layout::print_source_line): Replace
8794 call to pp_newline with call to layout::print_newline.
8795 (layout::print_annotation_line): Likewise.
8796 (layout::move_to_column): Likewise.
8797 (layout::print_any_fixits): After printing any fixits, print a
8798 trailing newline, if necessary.
8799 (layout::print_newline): New method, resetting any colorization
8801 (diagnostic_show_locus): Move the pp_newline to before the
8802 early bailout. Remove dummy block enclosing the layout instance.
8803 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
8804 of pp_newline_and_flush with pp_flush.
8805 (diagnostic_append_note): Delete use of pp_newline.
8806 (diagnostic_append_note_at_rich_loc): Delete.
8807 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
8808 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
8809 when newline characters are added to the buffer.
8811 2016-01-26 Michael Matz <matz@suse.de>
8813 * configure.ac (ac_cv_std_swap_in_utility): New test.
8814 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
8815 * configure: Regenerate.
8816 * config.in: Regenerate.
8818 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
8820 * config/arc/arc.md (cstoresi4): Force operand into register.
8821 (arcset<code>): Fix predicate.
8822 (arcsetltu): Likewise.
8823 (arcsetgeu): Likewise.
8824 (arcsethi): Likewise.
8825 (arcsetls): Likewise.
8827 2016-01-26 Jakub Jelinek <jakub@redhat.com>
8829 PR tree-optimization/69483
8830 * gimple-fold.c (canonicalize_constructor_val): Return NULL
8831 if base has error_mark_node type.
8833 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
8836 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
8837 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
8839 (vget_lane_f16): Handle big-endian.
8840 (vgetq_lane_f16): Likewise.
8841 (vset_lane_f16): Likewise.
8842 (vsetq_lane_f16): Likewise.
8843 * config/arm/iterators.md (VQXMOV): Add V8HF.
8844 (VDQ): Add V4HF and V8HF.
8845 (V_reg): Handle V4HF and V8HF.
8846 (Is_float_mode): Likewise.
8847 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
8848 neon_vdup_nv8hf): New patterns.
8849 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
8850 Use VD_LANE iterator.
8851 (neon_vld1_dup<mode>): Use VQ2 iterator.
8853 2016-01-26 Nathan Sidwell <nathan@acm.org>
8855 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
8856 (set_oacc_fn_attrib): Add IS_KERNEL arg.
8857 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
8858 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
8859 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
8860 (oacc_validate_dims): Add LEVEL arg, don't return level.
8861 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
8863 (execute_oacc_device_lower): Adjust, add more dump output.
8864 * tree-ssa-loop.c (gate_oacc_kernels): Use
8865 oacc_fn_attrib_kernels_p.
8866 * tree-parloops.c (create_parallel_loop): Adjust
8867 set_oacc_fn_attrib call.
8869 2016-01-26 Jakub Jelinek <jakub@redhat.com>
8872 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
8873 (append_compiler_options): Handle -fcilkplus.
8874 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
8876 2016-01-26 Nick Clifton <nickc@redhat.com>
8879 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
8880 been marked as DECL_ONE_ONLY but we do not the means to make it
8881 so, then do not allow it to bind locally.
8883 2016-01-26 Jakub Jelinek <jakub@redhat.com>
8886 * opts.h (parse_sanitizer_options): New prototype.
8887 * opts.c (sanitizer_opts): New array.
8888 (parse_sanitizer_options): New function.
8889 (common_handle_option): Use parse_sanitizer_options.
8891 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
8894 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
8895 alignment adjustment to ...
8896 (ix86_update_stack_boundary): Here. Don't over-align stack for
8898 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
8899 if __tls_get_addr is called.
8901 2016-01-26 Christian Bruel <christian.bruel@st.com>
8903 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
8905 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
8907 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
8909 2016-01-26 Richard Biener <rguenther@suse.de>
8912 * match.pd: Guard X * CST CMP 0 pattern with single_use.
8914 2016-01-26 Richard Biener <rguenther@suse.de>
8916 PR tree-optimization/69452
8917 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
8918 (move_computations_dom_walker::before_dom_children): Rename
8920 (move_computations_worker): This.
8921 (move_computations): Perform an RPO rather than a DOM walk.
8923 2016-01-26 Jakub Jelinek <jakub@redhat.com>
8926 * combine.c (combine_instructions): For REG_EQUAL note with
8927 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
8928 to the underlying register.
8929 * doc/rtl.texi (REG_EQUAL): Document the behavior of
8930 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
8932 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
8935 * config/aarch64/aarch64-builtins.c
8936 (aarch64_init_simd_builtin_types): Do not set structural
8937 equality to __Poly{8,16,64,128}_t types.
8939 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
8941 PR tree-optimization/69400
8942 * wide-int.cc (wi_pack): Take the precision as argument and
8943 perform canonicalization here rather than in the callers.
8944 Use the main loop to handle all full-width HWIs. Add a
8945 zero HWI if in_len isn't a full result.
8946 (wi::divmod_internal): Update accordingly.
8947 (wi::mul_internal): Likewise. Simplify.
8949 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
8950 Sebastian Pop <s.pop@samsung.com>
8952 * graphite-poly.c (apply_poly_transforms): Simplify.
8953 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
8954 (print_isl_map): Same.
8955 (print_isl_union_map): Same.
8956 (print_isl_schedule): New.
8957 (debug_isl_schedule): New.
8958 * graphite-dependences.c (scop_get_reads): Do not call
8959 isl_union_map_add_map that is undocumented isl functionality.
8960 (scop_get_must_writes): Same.
8961 (scop_get_may_writes): Same.
8962 (scop_get_original_schedule): Remove.
8963 (scop_get_dependences): Do not call isl_union_map_compute_flow that
8964 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
8965 (compute_deps): Remove.
8966 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
8967 (debug_schedule_ast): New.
8968 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
8969 set_separate_option.
8970 (graphite_regenerate_ast_isl): Add dump.
8971 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
8972 from scop->transformed_schedule.
8973 (graphite_regenerate_ast_isl): Add more dump.
8974 * graphite-optimize-isl.c (optimize_isl): Set
8975 scop->transformed_schedule. Check whether schedules are equal.
8976 (apply_poly_transforms): Move here.
8977 * graphite-poly.c (apply_poly_transforms): ... from here.
8978 (free_poly_bb): Static.
8979 (free_scop): Static.
8980 (pbb_number_of_iterations_at_time): Remove.
8981 (print_isl_ast): New.
8982 (debug_isl_ast): New.
8983 (debug_scop_pbb): New.
8984 * graphite-scop-detection.c (print_edge): Move.
8986 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
8987 (build_scop_scattering): Remove.
8988 (create_pw_aff_from_tree): Assert instead of bailing out.
8989 (add_condition_to_pbb): Remove unused code, do not fail.
8990 (add_conditions_to_domain): Same.
8991 (add_conditions_to_constraints): Remove.
8992 (build_scop_context): New.
8993 (add_iter_domain_dimension): New.
8994 (build_iteration_domains): Initialize pbb->iterators.
8995 Call add_conditions_to_domain.
8998 (index_outermost_in_loop): New.
8999 (index_pbb_in_loop): New.
9000 (outermost_pbb_in): New.
9001 (add_in_sequence): New.
9002 (add_outer_projection): New.
9003 (outer_projection_mupa): New.
9004 (add_loop_schedule): New.
9005 (build_schedule_pbb): New.
9006 (build_schedule_loop): New.
9007 (embed_in_surrounding_loops): New.
9008 (build_schedule_loop_nest): New.
9009 (build_original_schedule): New.
9010 (build_poly_scop): Call build_original_schedule.
9011 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
9012 (free_poly_dr): Remove.
9013 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
9014 (free_poly_bb): Remove.
9015 (debug_loop_vec): Remove.
9016 (print_isl_ast): Declare.
9017 (debug_isl_ast): Declare.
9018 (scop_do_interchange): Remove.
9019 (scop_do_strip_mine): Remove.
9020 (scop_do_block): Remove.
9021 (flatten_all_loops): Remove.
9022 (optimize_isl): Remove.
9023 (pbb_number_of_iterations_at_time): Remove.
9024 (debug_scop_pbb): Declare.
9025 (print_schedule_ast): Declare.
9026 (debug_schedule_ast): Declare.
9027 (struct scop): Remove schedule. Add original_schedule,
9028 transformed_schedule.
9029 (free_gimple_poly_bb): Remove.
9030 (print_generated_program): Remove.
9031 (debug_generated_program): Remove.
9032 (unify_scattering_dimensions): Remove.
9033 * sese.c (print_edge): ... here.
9034 (print_sese): ... here.
9035 (debug_edge): ... here.
9036 (debug_sese): ... here.
9037 * sese.h (print_edge): Declare.
9038 (print_sese): Declare.
9039 (dump_edge): Declare.
9040 (dump_sese): Declare.
9042 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
9043 Sebastian Pop <s.pop@samsung.com>
9045 * Makefile.in: Set ISLVER in site.exp.
9047 2016-01-25 Jakub Jelinek <jakub@redhat.com>
9049 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
9050 DECL_VALUE_EXPR of new_var even for the non-array case. Look
9051 through DECL_VALUE_EXPR for expansion.
9053 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
9055 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
9056 the frame info after reload completed.
9058 2016-01-25 Jeff Law <law@redhat.com>
9060 PR tree-optimization/69196
9061 PR tree-optimization/68398
9062 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
9063 tree-ssa-threadupdate.c.
9064 (determine_bb_domination_status): Prototype
9065 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
9066 (determine_bb_domination_status): No longer static.
9067 (valid_jump_thread_path): Remove code to detect characteristics
9068 of the jump thread path not associated with correctness.
9069 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
9070 Correct test for thread path length. Count PHIs for real operands as
9071 statements that need to be copied. Do not count ASSERT_EXPRs.
9072 Look at all the blocks in the thread path. Compute and selectively
9073 filter thread paths based on threading through the latch, threading
9074 a multiway branch or crossing a multiway branch.
9076 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9078 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
9079 decl with __attribute__ ((unused)) annotation.
9081 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
9084 * tree-vect-stmts.c (vectorizable_condition): Check vectype
9085 of operands is compatible with a statement vectype.
9087 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
9089 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
9090 improve wording for mixed storage order support.
9092 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
9094 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
9095 (vcvt_u64_f64): Likewise.
9096 (vcvta_s64_f64): Likewise.
9097 (vcvta_u64_f64): Likewise.
9098 (vcvtm_s64_f64): Likewise.
9099 (vcvtm_u64_f64): Likewise.
9100 (vcvtn_s64_f64): Likewise.
9101 (vcvtn_u64_f64): Likewise.
9102 (vcvtp_s64_f64): Likewise.
9103 (vcvtp_u64_f64): Likewise.
9105 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
9107 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
9108 (arc_init): Check validity mll64 option.
9109 (arc_save_restore): Use double load/store instruction.
9110 (arc_expand_movmem): Likewise.
9111 (arc_split_move): Don't split if we have double load/store
9112 instructions. Returns a boolean.
9113 (arc_process_double_reg_moves): Change function to return boolean
9114 instead of a sequence of instructions.
9115 (arc_dwarf_register_span): New function.
9116 * config/arc/arc-protos.h (arc_split_move): Change prototype.
9117 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
9118 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
9119 (*movdf_insn): Likewise.
9120 * config/arc/arc.opt (mll64): New option.
9121 * config/arc/predicates.md (even_register_operand): New predicate.
9122 * doc/invoke.texi (ARC Options): Add mll64 documentation.
9124 2016-01-25 Richard Biener <rguenther@suse.de>
9127 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
9128 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
9130 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
9132 2016-01-25 Richard Biener <rguenther@suse.de>
9134 PR tree-optimization/69376
9135 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
9137 (VN_INFO_ANTI_RANGE_P): New inline.
9138 (VN_INFO_RANGE_TYPE): Likewise.
9139 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
9140 SSA_NAME_ANTI_RANGE_P.
9141 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
9142 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
9143 Properly query VN_INFO_RANGE_TYPE.
9145 2016-01-25 Nick Clifton <nickc@redhat.com>
9148 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
9150 2016-01-23 Tom de Vries <tom@codesourcery.com>
9152 PR tree-optimization/69426
9153 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
9156 2016-01-23 Jakub Jelinek <jakub@redhat.com>
9158 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
9159 "the the" with "the" in the comments.
9160 * ipa-devirt.c (build_type_inheritance_graph,
9161 update_type_inheritance_graph): Likewise.
9162 * tree.c (build_function_type_list_1): Likewise.
9163 * cfgloopmanip.c (scale_loop_profile): Likewise.
9164 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
9165 * gimple-ssa-split-paths.c
9166 (find_block_to_duplicate_for_splitting_paths): Likewise.
9167 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
9168 * expr.c (convert_move): Likewise.
9169 * var-tracking.c (vt_stack_adjustments): Likewise.
9170 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
9171 * tree-vrp.c (test_for_singularity): Likewise.
9173 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
9174 directly instead of building a temporary tree.
9177 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
9178 remove <algorithm> include.
9180 2016-01-22 Jakub Jelinek <jakub@redhat.com>
9183 * config/i386/i386.c: Include dojump.h.
9184 (expand_small_movmem_or_setmem,
9185 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
9187 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
9188 if dynamic_check != -1.
9190 2016-01-21 Jeff Law <law@redhat.com>
9193 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
9194 record_temporary_equivalences. Rewritten to avoid unnecessary calls
9195 into dominated_by_p.
9196 (cprop_into_successor_phis): Avoid unnecessary tests.
9198 2016-01-22 Richard Henderson <rth@redhat.com>
9201 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
9202 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
9204 2016-01-22 Michael Matz <matz@suse.de>
9206 * system.h (string, algorithm): Include only conditionally.
9207 (new): Include always under C++.
9208 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
9209 * final.c (toplevel): Ditto.
9210 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
9211 * genconditions.c (write_header): Make gencondmd.c define
9213 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
9215 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
9216 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
9218 2016-01-22 Christian Bruel <christian.bruel@st.com>
9221 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
9223 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9226 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
9227 define_insn_and_split. Ensure operands[1] and operands[0] do not
9228 get assigned the same register.
9230 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
9232 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
9234 2016-01-22 Christian Bruel <christian.bruel@st.com>
9236 * config/arm/arm-c.c (arm_pragma_target_parse):
9237 Remove warn_builtin_macro_redefined overwrite.
9239 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
9241 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
9242 flag_non_call_exceptions compatibility.
9244 2016-01-22 Jakub Jelinek <jakub@redhat.com>
9247 * dwarf2out.c (add_child_die_after): New function.
9248 (dwarf_qual_info_t): New type.
9249 (dwarf_qual_info): New variable.
9250 (qualified_die_p): New function.
9251 (modified_type_die): For -fdebug-types-section, ensure
9252 canonical order of qualifiers. Put qualified DIEs adjacent
9253 to the corresponding non-qualified type DIE and search there
9254 for existing qualified DIEs.
9256 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
9258 * doc/extend.texi (scalar_storage_order type attribute): Document
9259 restriction on type punning and aliasing, and remove future tense.
9261 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
9264 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
9267 2016-01-21 Jeff Law <law@redhat.com>
9270 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
9271 useless call to record_temporary_equivalences.
9272 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
9273 allocate 10 slots in the bb_path vector and let it grow as needed.
9274 (fsm_find_control_statement_thread_paths): Similarly for the next_path
9277 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
9279 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
9281 * configure: Regenerate.
9283 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
9285 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
9286 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
9288 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
9291 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
9292 drop EXPAND_INITIALIZER.
9293 * rtl.h (contains_symbolic_reference_p): Declare.
9294 * rtlanal.c (contains_symbolic_reference_p): New function.
9295 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
9296 a subtraction into a NOT if symbolic constants are involved.
9298 2016-01-21 Anton Blanchard <anton@samba.org>
9299 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9302 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
9304 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
9307 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
9309 * config/microblaze/microblaze.c
9310 (get_branch_target): New.
9311 (insert_wic_for_ilb_runout): New.
9313 (microblaze_machine_dependent_reorg): New.
9314 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
9315 * config/microblaze/microblaze.md
9316 (UNSPEC_IPREFETCH): Define.
9317 (iprefetch): New pattern
9318 * config/microblaze/microblaze.opt
9319 (mxl-prefetch): New flag.
9321 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
9323 * config/microblaze/microblaze.h
9324 (FIXED_REGISTERS): Update in macro.
9325 (CALL_USED_REGISTERS): Update in macro.
9327 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
9329 PR rtl-optimization/68920
9330 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
9333 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
9335 PR rtl-optimization/68990
9336 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
9337 pseudo instead of inheritance ones.
9339 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
9340 Nick Clifton <nickc@redhat.com>
9344 * config/mips/mips.c (mips_compute_frame_info): Initialise
9345 args_size and hard_frame_pointer_offset fields of the frame
9346 structure before calling mips_global_pointer.
9348 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
9350 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
9352 * configure: Regenerate.
9354 2016-01-21 Richard Biener <rguenther@suse.de>
9356 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
9358 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
9360 * config/s390/s390.c (s390_asm_declare_function_size): Add code
9361 to actually emit the .size directive.
9363 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
9364 Jakub Jelinek <jakub@redhat.com>
9368 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
9369 args array size by one to avoid buffer overflow.
9371 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
9373 * config/s390/s390.md (pool_section_start): Use switch_to_section
9374 to select proper read-only data section instead of hardcoding
9376 (pool_section_end): Use switch_to_section to match the above.
9378 2016-01-21 Richard Biener <rguenther@suse.de>
9380 PR tree-optimization/69378
9381 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
9382 (set_ssa_val_to): Use it for dominance checks taking into
9383 account not executable edges.
9385 2016-01-21 Jakub Jelinek <jakub@redhat.com>
9388 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
9389 for bitsize instead of GET_MODE_PRECISION (mode).
9391 2016-01-20 Martin Sebor <msebor@redhat.com>
9394 * extend.texi (__sync Builtins): Clarify the semantics of
9395 __sync_fetch_and_OP built-ins on pointers.
9396 (__atomic Builtins): Same.
9398 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9399 Sebastian Pop <s.pop@samsung.com>
9401 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
9402 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
9403 (is_valid_rename): Same.
9404 (translate_isl_ast_to_gimple::get_rename): Same.
9405 (translate_isl_ast_to_gimple::rename_all_uses): Same.
9406 (translate_isl_ast_to_gimple::rename_uses): Same.
9407 (get_new_name): Check for close_phi nodes.
9408 (copy_loop_phi_args): Use phi_node_kind.
9409 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
9410 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
9412 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9413 Sebastian Pop <s.pop@samsung.com>
9415 Revert commit r229783.
9416 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
9417 Remove use of parameter_rename_map.
9419 (copy_internal_parameters): Remove.
9420 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
9421 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
9422 (free_sese_info): Do not free parameter_rename_map.
9423 (set_rename): Do not use parameter_rename_map.
9424 (rename_uses): Update call to set_rename.
9425 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
9426 * sese.h (parameter_rename_map_t): Remove.
9427 (struct sese_info_t): Remove field parameter_rename_map.
9429 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9430 Sebastian Pop <s.pop@samsung.com>
9432 * graphite-isl-ast-to-gimple.c: Fix comment.
9433 * graphite-scop-detection.c (defined_in_loop_p): New.
9434 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
9435 names defined in loop.
9437 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9438 Sebastian Pop <s.pop@samsung.com>
9440 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
9441 Discard unstructured if-then-else regions.
9443 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9444 Sebastian Pop <s.pop@samsung.com>
9446 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
9447 (cleanup_loop_iter_dom): Remove.
9448 (build_loop_iteration_domains): Remove.
9449 (build_scop_context): Remove.
9450 (build_scop_iteration_domain): Remove.
9451 (add_loop_constraints): New.
9452 (build_iteration_domains): New.
9453 (build_poly_scop): Call build_iteration_domains.
9455 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9456 Sebastian Pop <s.pop@samsung.com>
9458 * graphite-scop-detection.c
9459 (scop_detection::harmful_loop_in_region): Free dom and loops.
9460 (scop_detection::loop_body_is_valid_scop): Free bbs.
9462 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9463 Sebastian Pop <s.pop@samsung.com>
9465 * graphite-scop-detection.c (record_loop_in_sese): New.
9466 (gather_bbs::before_dom_children): Call record_loop_in_sese.
9467 (build_scops): Remove call to build_sese_loop_nests.
9468 * sese.c (sese_record_loop): Remove.
9469 (build_sese_loop_nests): Remove.
9470 (new_sese_info): Remove region->loops.
9471 (free_sese_info): Same.
9472 * sese.h (sese_contains_loop): Same.
9473 (build_sese_loop_nests): Remove.
9474 (sese_contains_loop): Remove.
9476 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9477 Sebastian Pop <s.pop@samsung.com>
9479 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
9480 loop_is_valid_in_scop.
9481 (scop_detection::harmful_stmt_in_region): Renamed
9482 harmful_loop_in_region.
9483 Call loop_is_valid_in_scop.
9485 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9486 Sebastian Pop <s.pop@samsung.com>
9488 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
9491 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9492 Sebastian Pop <s.pop@samsung.com>
9494 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
9495 * graphite.h (struct poly_bb): Remove field is_reduction.
9496 (PBB_IS_REDUCTION): Remove.
9498 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9499 Sebastian Pop <s.pop@samsung.com>
9501 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
9502 (add_pdr_constraints): Same.
9503 (scop_get_reads): Same.
9504 (scop_get_must_writes): Same.
9505 (scop_get_may_writes): Same.
9506 (scop_get_original_schedule): Same.
9507 (extend_schedule): Same.
9508 (apply_schedule_on_deps): Same.
9509 (carries_deps): Same.
9510 (compute_deps): Same.
9511 (scop_get_dependences): Same.
9512 * graphite-isl-ast-to-gimple.c
9513 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
9514 * graphite-optimize-isl.c (get_schedule_for_band): Same.
9515 (get_schedule_for_band_list): Same.
9516 (get_schedule_map): Same.
9517 (apply_schedule_map_to_scop): Same.
9518 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
9519 (build_loop_iteration_domains): Same.
9520 (add_condition_to_pbb): Same.
9521 (add_param_constraints): Same.
9522 (pdr_add_memory_accesses): Same.
9523 (pdr_add_data_dimensions): Same.
9525 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
9527 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
9530 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
9532 * common.opt (feliminate-dwarf2-dups): Replace references to
9533 "DWARF 2" with just "DWARF".
9534 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
9535 * doc/extend.texi: Likewise.
9536 * doc/cpp.texi: Likewise.
9537 * doc/invoke.texi: Likewise.
9538 (Option Summary): Add -gdwarf to list of Debugging Options.
9539 (Debugging Options): Document -gdwarf.
9540 * doc/contrib.texi: Spell "DWARF" like that.
9542 2016-01-21 Jakub Jelinek <jakub@redhat.com>
9544 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
9545 warning. Fix up formatting.
9548 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
9549 attempt to mark memory input operand addressable and
9550 call prepare_gimple_addressable in that case. Don't adjust
9551 input_location for diagnostics, use error_at instead.
9553 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
9555 * config/rs6000/ppc-auxv.h: New file.
9556 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
9558 (cpu_supports): Likewise.
9559 * config/rs6000/rs6000.c: include "ppc-auxv.h".
9560 (cpu_is_info): New variable.
9561 (cpu_supports_info): Likewise.
9562 (tcb_verification_symbol): Likewise.
9563 (cpu_builtin_p): Likewise.
9564 (cpu_expand_builtin): New function.
9565 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
9566 (rs6000_init_builtins): Likewise.
9567 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
9568 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
9569 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
9570 * configure: Regenerate.
9571 * config.in: Likewise.
9572 * doc/extend.texi (PowerPC Built-in Functions): Document
9573 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
9575 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
9578 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
9580 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
9583 2016-01-20 Richard Henderson <rth@redhat.com>
9589 * tree.c (tm_define_builtin): New.
9590 (find_tm_vector_type): New.
9591 (build_tm_vector_builtins): New.
9592 (build_common_builtin_nodes): Call it.
9594 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
9596 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
9597 (arm_fp_ok): Likewise.
9599 (arm_crypto): Likewise.
9601 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
9602 Richard Biener <rguenther@suse.de>
9604 PR tree-optimization/69328
9605 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
9606 vectors have same number of elements.
9607 (vectorizable_condition): Fix masked version recognition.
9609 2016-01-20 Richard Biener <rguenther@suse.de>
9611 PR tree-optimization/69345
9612 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
9613 (VN_INFO_PTR_INFO): Likewise.
9614 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
9615 info when it is equal between non-dominating SSA names.
9616 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
9617 Make sure to look at original SSA infos.
9619 2016-01-20 Jeff Law <law@redhat.com>
9622 * config/m68k/predicates.md (pow2_m1_operand): New predicate
9624 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
9625 (pc_or_label_operand): New predicate.
9626 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
9627 tests for small integers that are 2^n - 1.
9629 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
9631 * doc/invoke.texi (Options Summary): Add '.' after @xref.
9633 2016-01-19 Jeff Law <law@redhat.com>
9636 * tree-ssa-threadbackwards.c
9637 (fsm_find_control_statement_thread_paths): Do not try to lookup
9638 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
9640 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
9642 * doc/lto.texi: Remove text that says only Gold has linker plugin
9645 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
9647 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
9648 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
9649 the DIE accordingly.
9650 (modified_type_die): Add REVERSE parameter and pass it recursively,
9651 as well as to base_type_die. Adjust presence check accordingly.
9652 (base_type_for_mode): Adjust call to modified_type_die.
9653 (add_type_attribute): Add REVERSE parameter and pass it to
9655 (generic_parameter_die): Adjust call to add_type_attribute.
9656 (add_scalar_info): Likewise.
9657 (add_subscript_info): Likewise.
9658 (gen_array_type_die): Likewise.
9659 (gen_descr_array_type_die): Likewise.
9660 (gen_entry_point_die): Likewise.
9661 (gen_enumeration_type_die): Likewise.
9662 (gen_formal_parameter_die): Likewise.
9663 (gen_subprogram_die): Likewise.
9664 (gen_variable_die ): Likewise.
9665 (gen_const_die): Likewise.
9666 (gen_field_die): Likewise.
9667 (gen_pointer_type_die): Likewise.
9668 (gen_reference_type_die): Likewise.
9669 (gen_ptr_to_mbr_type_die): Likewise.
9670 (gen_inheritance_die): Likewise.
9671 (gen_subroutine_type_die): Likewise.
9672 (gen_typedef_die): Likewise.
9673 (force_type_die): Adjust call to modified_type_die.
9675 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
9677 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
9678 flow throughout the file. Fix broken link to Objective-C 2.0
9680 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
9683 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
9685 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
9687 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
9690 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
9691 (maybe_record_node): Record cxa_pure_virtual as the only possible
9692 target if there are not ohter candidates.
9693 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
9695 2016-01-19 Richard Biener <rguenther@suse.de>
9697 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
9698 (get_memory_order): Likewise.
9700 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
9702 * tree-vect-stmts.c (vectorizable_store): Check
9705 2016-01-19 David Malcolm <dmalcolm@redhat.com>
9708 * gcc.c (driver::decode_argv): Add call to
9709 init_opts_obstack before init_options_struct.
9710 * opts.c (init_opts_obstack): Remove idempotency.
9711 (init_options_struct): Replace call to init_opts_obstack
9712 with a gcc_assert to verify that it has already been called.
9713 * toplev.c (toplev::main): Add call to init_opts_obstack before
9714 calls to init_options_struct.
9715 (toplev::finalize): Move cleanup of opts_obstack next to
9716 cleanup of save_decoded_options, clearing the latter, and
9717 save_decoded_options_count.
9719 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9722 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
9723 attribute to unconditional. Remove %? from output template.
9725 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
9726 Jiong Wang <jiong.wang@arm.com>
9728 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
9729 generated from different expand order.
9731 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
9733 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
9734 Add support for CCMP costing.
9736 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
9738 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
9739 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
9740 (fccmpe<mode>): Likewise.
9741 (fcmp): Rename to fcmp and globalize pattern.
9743 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
9744 (aarch64_gen_ccmp_next): Add FP support.
9746 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
9748 * target.def (gen_ccmp_first): Update documentation.
9749 (gen_ccmp_next): Likewise.
9750 * doc/tm.texi (gen_ccmp_first): Update documentation.
9751 (gen_ccmp_next): Likewise.
9752 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
9753 expand_ccmp_expr_1. Improve comments.
9754 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
9755 (ccmp_ior<mode>): Remove pattern.
9756 (cmp<mode>): Remove expand.
9757 (cmp): Globalize pattern.
9758 (cstorecc4): Use cc_register.
9759 (mov<mode>cc): Remove ccmp_cc_register check.
9760 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
9761 Simplify after removal of CC_DNE/* modes.
9762 (aarch64_ccmp_mode_to_code): Remove.
9763 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
9764 In 'k' case use integer as condition.
9765 (aarch64_nzcv_codes): Remove inverted cases.
9766 (aarch64_code_to_ccmode): Remove.
9767 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
9768 comparison with CC register to be used in folowing CCMP/branch/CSEL.
9769 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
9770 pattern. Return the comparison with CC register. Invert conditions
9772 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
9773 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
9775 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
9777 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
9778 instrumented_version.
9780 2016-01-19 Richard Biener <rguenther@suse.de>
9782 PR tree-optimization/69336
9783 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
9784 handled components with get_ref_base_and_extent.
9785 (equal_mem_array_ref_p): Adjust.
9787 2016-01-19 Jakub Jelinek <jakub@redhat.com>
9790 * shrink-wrap.c: Include valtrack.h.
9791 (move_insn_for_shrink_wrap): Add DEBUG argument. If
9792 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
9793 in between insn and where it will be moved to. Call
9794 dead_debug_insert_temp.
9795 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
9796 first and dead_debug_local_finish at the end.
9797 For uses and defs bitmap, handle all regs in between REGNO and
9798 END_REGNO, not just the first one.
9800 2016-01-19 Richard Biener <rguenther@suse.de>
9802 PR tree-optimization/69352
9803 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
9804 (equal_mem_array_ref_p): Constrain size and max size properly.
9805 Compare the reverse flag.
9807 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
9809 * ira.c (ira): Update regstat data if we deleted insns.
9811 2016-01-19 Jakub Jelinek <jakub@redhat.com>
9813 PR rtl-optimization/68955
9814 PR rtl-optimization/64557
9815 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
9816 here. Fix up formatting.
9817 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
9819 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
9822 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
9823 assume that the node has body.
9824 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
9827 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
9829 * lto-streamer-out.c (lto_output): Do not stream instrumentation
9832 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
9834 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
9835 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
9837 2016-01-19 Martin Jambor <mjambor@suse.cz>
9838 Martin Liska <mliska@suse.cz>
9839 Michael Matz <matz@suse.de>
9841 * Makefile.in (OBJS): Add new source files.
9842 (GTFILES): Add hsa.c.
9843 * common.opt (disable_hsa): New variable.
9844 (-Whsa): New warning.
9845 * config.in (ENABLE_HSA): New.
9846 * configure.ac: Treat hsa differently from other accelerators.
9847 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
9849 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
9850 * doc/install.texi (Configuration): Document --with-hsa-runtime,
9851 --with-hsa-runtime-include, --with-hsa-runtime-lib and
9853 * doc/invoke.texi (-Whsa): Document.
9854 (hsa-gen-debug-stores): Likewise.
9855 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
9856 to invoke offload compiler for hsa acclerator.
9857 * opts.c (common_handle_option): Determine whether HSA offloading
9858 should be performed.
9859 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
9860 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
9861 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
9862 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
9863 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
9864 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
9865 GF_OMP_FOR_KIND_GRID_LOOP.
9866 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
9867 (pp_gimple_stmt_1): Likewise.
9868 * gimple-walk.c (walk_gimple_stmt): Likewise.
9869 * gimple.c (gimple_build_omp_grid_body): New function.
9870 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
9871 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
9872 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
9873 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
9874 GF_OMP_TEAMS_GRID_PHONY.
9875 (gimple_statement_omp_single_layout): Updated comments.
9876 (gimple_build_omp_grid_body): New function.
9877 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
9878 (gimple_omp_for_grid_phony): New function.
9879 (gimple_omp_for_set_grid_phony): Likewise.
9880 (gimple_omp_parallel_grid_phony): Likewise.
9881 (gimple_omp_parallel_set_grid_phony): Likewise.
9882 (gimple_omp_teams_grid_phony): Likewise.
9883 (gimple_omp_teams_set_grid_phony): Likewise.
9884 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
9885 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
9886 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
9887 (BUILT_IN_GOMP_TARGET): Updated type.
9888 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
9889 (adjust_for_condition): New function.
9890 (get_omp_for_step_from_incr): Likewise.
9891 (extract_omp_for_data): Moved parts to adjust_for_condition and
9892 get_omp_for_step_from_incr.
9893 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
9894 (fixup_child_record_type): Bail out if receiver_decl is NULL.
9895 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
9896 (scan_omp_parallel): Do not create child functions for phony
9898 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
9899 (scan_omp_1_op): Checking assert we are not remapping to
9900 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
9901 (parallel_needs_hsa_kernel_p): New function.
9902 (expand_parallel_call): Register apprpriate parallel child
9903 functions as HSA kernels.
9904 (grid_launch_attributes_trees): New type.
9905 (grid_attr_trees): New variable.
9906 (grid_create_kernel_launch_attr_types): New function.
9907 (grid_insert_store_range_dim): Likewise.
9908 (grid_get_kernel_launch_attributes): Likewise.
9909 (get_target_argument_identifier_1): Likewise.
9910 (get_target_argument_identifier): Likewise.
9911 (get_target_argument_value): Likewise.
9912 (push_target_argument_according_to_value): Likewise.
9913 (get_target_arguments): Likewise.
9914 (expand_omp_target): Call get_target_arguments instead of looking
9915 up for teams and thread limit.
9916 (grid_expand_omp_for_loop): New function.
9917 (grid_arg_decl_map): New type.
9918 (grid_remap_kernel_arg_accesses): New function.
9919 (grid_expand_target_kernel_body): New function.
9920 (expand_omp): Call it.
9921 (lower_omp_for): Do not emit phony constructs.
9922 (lower_omp_taskreg): Do not emit phony constructs but create for them
9923 a temporary variable receiver_decl.
9924 (lower_omp_taskreg): Do not emit phony constructs.
9925 (lower_omp_teams): Likewise.
9926 (lower_omp_grid_body): New function.
9927 (lower_omp_1): Call it.
9928 (grid_reg_assignment_to_local_var_p): New function.
9929 (grid_seq_only_contains_local_assignments): Likewise.
9930 (grid_find_single_omp_among_assignments_1): Likewise.
9931 (grid_find_single_omp_among_assignments): Likewise.
9932 (grid_find_ungridifiable_statement): Likewise.
9933 (grid_target_follows_gridifiable_pattern): Likewise.
9934 (grid_remap_prebody_decls): Likewise.
9935 (grid_copy_leading_local_assignments): Likewise.
9936 (grid_process_kernel_body_copy): Likewise.
9937 (grid_attempt_target_gridification): Likewise.
9938 (grid_gridify_all_targets_stmt): Likewise.
9939 (grid_gridify_all_targets): Likewise.
9940 (execute_lower_omp): Call grid_gridify_all_targets.
9941 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
9942 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
9943 (tree_omp_clause): Added union field dimension.
9944 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
9945 * tree.c (omp_clause_num_ops): Added number of arguments of
9946 OMP_CLAUSE__GRIDDIM_.
9947 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
9948 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
9949 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
9950 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
9951 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
9952 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
9953 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
9954 * tree-pass.h (make_pass_gen_hsail): Declare.
9955 (make_pass_ipa_hsa): Likewise.
9956 * ipa-hsa.c: New file.
9957 * lto-section-in.c (lto_section_name): Add hsa section name.
9958 * lto-streamer.h (lto_section_type): Add hsa section.
9959 * timevar.def (TV_IPA_HSA): New.
9960 * hsa-brig-format.h: New file.
9961 * hsa-brig.c: New file.
9962 * hsa-dump.c: Likewise.
9963 * hsa-gen.c: Likewise.
9966 * toplev.c (compile_file): Call hsa_output_brig.
9967 * hsa-regalloc.c: New file.
9969 2016-01-18 Jeff Law <law@redhat.com>
9971 PR tree-optimization/69320
9972 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
9973 ranged object, do nothing if the RHS constant is not [0..1].
9974 (optimize_stmt): Comparing a boolean ranged object against a
9975 constant outside [0..1] results in a compile-time constant.
9977 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
9980 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
9982 * doc/invoke.texi (Invoking GCC): Add new section to menu.
9983 (Option Summary): Update to reflect new section and moved options.
9984 (C++ Dialect Options): Move -fstats to new section.
9985 (Debugging Options): Move all dump, statistics, and other GCC
9986 developer options to new section. Rewrite section introduction
9987 and re-order remaining options to put the more basic ones first.
9988 (Optimization Options): Move -fira-verbose and -flto-report* to
9990 (Developer Options): New section incorporating moved options.
9991 * doc/cppopts.texi (-dM): Update cross-reference.
9993 2016-01-18 Richard Henderson <rth@redhat.com>
9996 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
9997 operands to pseudo only if CSE is expected. Split long immediate
9998 operands only after reload, and for the stack pointer.
9999 (*add<GPI>3_pluslong): Remove.
10000 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
10001 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
10002 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
10003 (*add<GPI>3 peepholes): New.
10004 (*add<GPI>3 splitters): New.
10005 * config/aarch64/constraints.md (Upl): New.
10006 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
10008 2016-01-18 Richard Biener <rguenther@suse.de>
10010 PR tree-optimization/69297
10011 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
10013 (vect_bb_vectorization_profitable_p): Clear visited flag again.
10015 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
10017 PR middle-end/68542
10018 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
10019 of mixind vector and scalar types.
10020 (fold_relational_const): Add handling of vector
10021 comparison with boolean result.
10022 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
10023 comparison of vector operands with boolean result for EQ/NE only.
10024 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
10025 (verify_gimple_cond): Likewise.
10026 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
10029 2016-01-18 Joseph Myers <joseph@codesourcery.com>
10031 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
10034 2016-01-18 Richard Biener <rguenther@suse.de>
10036 PR middle-end/69308
10037 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
10039 2016-01-18 Tom de Vries <tom@codesourcery.com>
10041 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
10043 2016-01-18 Tom de Vries <tom@codesourcery.com>
10045 * omp-low.c (set_oacc_fn_attrib): Make extern.
10046 * omp-low.h (set_oacc_fn_attrib): Declare.
10047 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
10048 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
10049 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
10050 Add and handle function parameter oacc_kernels_p.
10051 (find_reduc_addr, get_omp_data_i_param): New function.
10052 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
10053 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
10054 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
10055 Calculate dominance info. Skip loops that are not in a kernels region
10056 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
10057 (pass_parallelize_loops::execute): Call parallelize_loops with
10058 oacc_kernels_p argument.
10059 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
10060 New member function.
10061 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
10062 * passes.def: Add argument to pass_parallelize_loops instantation.
10064 2016-01-18 Tom de Vries <tom@codesourcery.com>
10066 * tree-parloops.c (pass_parallelize_loops::execute): Allow
10067 pass_parallelize_loops to be run outside the loop pipeline.
10069 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
10071 * tree-scalar-evolution.c (follow_copies_to_constant): New.
10072 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
10074 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
10077 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
10078 using get_ref_base_and_extent.
10079 (equal_mem_array_ref_p): New.
10080 (hashable_expr_equal_p): Add call to previous.
10082 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
10085 * tree-sra.c (disqualified_constants, constant_decl_p): New.
10086 (sra_initialize): Allocate disqualified_constants.
10087 (sra_deinitialize): Free disqualified_constants.
10088 (disqualify_candidate): Update disqualified_constants when appropriate.
10089 (create_access): Scan for constant-pool entries as we go along.
10090 (scalarizable_type_p): Add check against type_contains_placeholder_p.
10091 (maybe_add_sra_candidate): Allow constant-pool entries.
10092 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
10093 (initialize_constant_pool_replacements): New.
10094 (sra_modify_assign): Avoid mangling assignments created by previous,
10095 and don't generate writes into constant pool.
10096 (sra_modify_function_body): Call initialize_constant_pool_replacements.
10098 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
10100 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
10101 andnot instruction.
10102 (scalar_chain::convert_op): Likewise.
10103 * config/i386/i386.md (*andndi3_doubleword): New.
10105 2016-01-18 Richard Biener <rguenther@suse.de>
10107 PR tree-optimization/69170
10108 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
10109 building a vector from scalar results of a pattern stmt.
10111 2016-01-18 Jakub Jelinek <jakub@redhat.com>
10113 * haifa-sched.c (autopref_multipass_init): Work around
10114 -Wmaybe-uninitialized warning.
10116 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
10118 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
10119 against the constant 0.
10121 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10123 PR tree-optimization/68799
10124 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
10125 look up phi candidates in the statement-candidate map.
10126 (phi_add_costs): Likewise.
10127 (record_phi_increments): Likewise.
10128 (phi_incr_cost): Likewise.
10129 (ncd_with_phi): Likewise.
10130 (all_phi_incrs_profitable): Likewise.
10132 2016-01-17 Jakub Jelinek <jakub@redhat.com>
10134 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
10135 -Wmaybe-uninitialized warning.
10137 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
10139 * doc/invoke.texi (Invoking GCC): Add new section to menu.
10140 (Option Summary): Update to reflect new section and moved options.
10141 (C++ Dialect Options): Move -fvtable-verify and related options.
10142 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
10143 and profiling-related options.
10144 (Optimization Options): Move profile generation options and
10145 -fstack-protector and related options.
10146 (Instrumentation Options): New section incorporating moved options.
10147 (Code Generation Options): Move -finstrument-functions and
10148 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
10150 2016-01-16 Tom de Vries <tom@codesourcery.com>
10152 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
10154 2016-01-16 Tom de Vries <tom@codesourcery.com>
10156 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
10158 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
10160 * hash-table.h (hash_table::empty): Turn into an inline wrapper
10161 that checks whether the table is already empty. Rename the
10162 original implementation to...
10163 (hash_table::empty_slot): ...this new private function.
10165 2016-01-15 David Malcolm <dmalcolm@redhat.com>
10167 PR diagnostic/68899
10168 * diagnostic-show-locus.c (layout::print_source_line): Move x
10169 offset of line until after call to
10170 get_line_width_without_trailing_whitespace.
10172 2016-01-15 Jeff Law <law@redhat.com>
10174 PR tree-optimization/69270
10175 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
10176 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
10177 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
10178 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
10179 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
10180 ssa_name_has_boolean_range and constant_boolean_node.
10182 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
10184 PR rtl-optimization/69030
10185 * lra-spills.c (remove_pseudos): Check nrefs and make the function
10187 (spill_pseudos): Delete debug insn for dead pseudo.
10188 (lra_spill): Initiate spill_hard_reg and slots memory separately.
10190 2016-01-15 Jiong Wang <jiong.wang@arm.com>
10192 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
10194 (TYPES_UNOPUS): Likewise.
10195 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
10196 builtin type, from UNOP to UNOPUS.
10197 (lbtruncuv4sf): Likewise.
10198 (lbtruncuv2df): Likewise.
10199 (lrounduv2sf): Likewise.
10200 (lrounduv4sf): Likewise.
10201 (lrounduv2df): Likewise.
10202 (lroundusf): Likewise.
10203 (lroundusf): Likewise.
10204 (lceiluv2sf): Likewise.
10205 (lceiluv4sf): Likewise.
10206 (lceiluv2df): Likewise.
10207 (lceilusf): Likewise.
10208 (lceiludf): Likewise.
10209 (lflooruv2sf): Likewise.
10210 (lflooruv4sf): Likewise.
10211 (lflooruv2df): Likewise.
10212 (lfloorusf): Likewise.
10213 (lfloorudf): Likewise.
10214 (lfrintnuv2sf): Likewise.
10215 (lfrintnuv4sf): Likewise.
10216 (lfrintnuv2df): Likewise.
10217 (lfrintnusf): Likewise.
10218 (lfrintnudf): Likewise.
10219 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
10221 (vcvtq_u32_f32): Likewise.
10222 (vcvtq_u64_f64): Likewise.
10223 (vcvta_u32_f32): Likewise.
10224 (vcvtaq_u32_f32): Likewise.
10225 (vcvtaq_u64_f64): Likewise.
10226 (vcvtm_u32_f32): Likewise.
10227 (vcvtmq_u32_f32): Likewise.
10228 (vcvtmq_u64_f64): Likewise.
10229 (vcvtn_u32_f32): Likwise.
10230 (vcvtnq_u32_f32): Likewise.
10231 (vcvtnq_u64_f64): Likewise.
10232 (vcvtp_u32_f32): Likewise.
10233 (vcvtpq_u32_f32): Likewise.
10234 (vcvtpq_u64_f64): Likewise.
10235 (vcvtmd_u64_f64): Likewise.
10236 (vcvtms_u32_f32): Likewise.
10237 (vcvtad_u64_f64): Likewise.
10238 (vcvtas_u32_f32): Likewise.
10239 (vcvtnd_u64_f64): Likewise.
10240 (vcvtns_u32_f32): Likewise.
10241 (vcvtpd_u64_f64): Likewise.
10242 (vcvtps_u32_f32): Likewise.
10244 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10246 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
10247 CSEL of zero_extended registers.
10249 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10251 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
10252 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
10254 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10256 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
10257 false when argument string is not found in the attributes table
10260 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
10263 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
10264 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
10265 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
10266 precision estimate.
10268 2016-01-15 Richard Biener <rguenther@suse.de>
10270 PR tree-optimization/66856
10271 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
10272 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
10273 (vect_create_new_slp_node): Increment stmt reference count.
10274 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
10275 an SLP tree before swapping operands.
10276 (vect_build_slp_tree): Likewise.
10277 (destroy_bb_vec_info): Free stmt info after SLP instances.
10278 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
10279 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
10280 (STMT_VINFO_NUM_SLP_USES): New macro.
10282 2016-01-15 Richard Biener <rguenther@suse.de>
10285 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
10286 (add_linkage_name): ... here.
10287 (gen_typedef_die): Use add_linkage_name_raw instead of
10288 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
10291 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
10293 * gimplify.c (oacc_default_clause): Decode reference and pointer
10294 types for both kernels and parallel regions.
10296 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
10298 PR middle-end/69246
10299 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
10301 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
10303 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
10304 (convert_scalars_to_vector): Likewise.
10306 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
10308 * doc/extend.texi (Type Traits): Fix grammar.
10310 2016-01-15 Martin Jambor <mjambor@suse.cz>
10312 * tree-inline.c (remap_decl): Use existing dclarations if
10313 remapping a type and prevent_decl_creation_for_types.
10314 (replace_locals_stmt): Do an initial remapping of non-VLA typed
10315 decls first. Do real remapping with
10316 prevent_decl_creation_for_types set.
10317 * tree-inline.h (copy_body_data): New field
10318 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
10321 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
10323 * config/s390/s390.opt (mmvcle): More verbose help text.
10325 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
10327 * config/s390/s390.opt: Add period to -mzvector option text.
10329 2016-01-15 Richard Biener <rguenther@suse.de>
10331 PR tree-optimization/68961
10332 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
10333 of invariants in stores again.
10335 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
10337 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
10339 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
10341 * config/i386/i386.c (ix86_expand_branch): Don't split
10342 DI mode xor instruction to SI mode.
10344 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
10347 * ipa-icf.c (sem_function::merge): Virtual functions may become
10348 reachable even if they address is not taken and there are no
10351 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
10353 * lto-streamer-out.c (subtract_estimated_size): New function.
10354 (get_symbol_initial_value): Use it.
10356 2016-01-15 Christian Bruel <christian.bruel@st.com>
10359 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
10360 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
10361 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
10362 use add_builtin_function_ext_scope instead of add_builtin_function.
10363 (neon_set_p, neon_crypto_set_p): Remove.
10364 (arm_init_builtins): Always call arm_init_neon_builtins and
10365 arm_init_crypto_builtins.
10366 (arm_expand_builtin): Check that builtins are allowed for the arch.
10367 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
10368 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
10369 arm_init_neon_builtins call.
10371 2016-01-15 Richard Biener <rguenther@suse.de>
10373 PR tree-optimization/69117
10374 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
10375 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
10376 of the leader conservatively.
10377 (free_scc_vn): Restore original SSA name infos.
10379 2016-01-14 Jeff Law <law@redhat.com>
10381 PR tree-optimization/69270
10382 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
10383 single bit of precision, verify it's also unsigned.
10384 (record_edge_info): Use constant_boolean_node rather than fold_convert
10385 to convert boolean_true/boolean_false to the right type.
10387 2016-01-14 Richard Henderson <rth@redhat.com>
10390 * loop-doloop.c (record_reg_sets): New.
10391 (doloop_optimize): Reject the transform if the sequence
10392 clobbers registers live at the end of the loop block.
10393 (doloop_optimize_loops): Enable df_live if needed.
10395 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
10397 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
10398 * gcc/config/rs6000/rs6000.c: Likewise.
10399 * gcc/config/rs6000/rs6000.h: Likewise.
10400 * gcc/config/rs6000/rs6000.md: Likewise.
10401 * gcc/doc/extend.texi: Likewsie.
10403 2016-01-14 Jeff Law <law@redhat.com>
10405 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
10408 2016-01-14 Richard Henderson <rth@redhat.com>
10412 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
10413 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
10414 instead of builtin_decl_declared_p to test for declaration.
10416 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
10418 * doc/loop.texi (Loop Analysis and Representation): Document
10419 loop_depth function.
10421 2016-01-14 Tom de Vries <tom@codesourcery.com>
10423 PR tree-optimization/68773
10424 * omp-low.c (expand_omp_target): Don't set force_output.
10425 * varpool.c (varpool_node::get_create): Same.
10426 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
10427 offload_funcs with force_output.
10429 2016-01-14 Jakub Jelinek <jakub@redhat.com>
10432 * lra-eliminations.c (move_plus_up): Don't change anything if either
10433 the outer or inner subreg mode is not MODE_INT.
10434 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
10435 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
10437 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
10439 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
10440 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
10441 reduc_uplus_@var{m}): Remove.
10442 * expr.c (expand_expr_real_2): Remove expansion path for
10443 reduc_[us](min|max|plus) optabs.
10444 * optabs-tree.c (scalar_reduc_to_vector): Remove.
10445 * optabs-tree.h (scalar_reduc_to_vector): Remove.
10446 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
10447 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
10448 * tree-vect-loop.c (vectorizable_reduction): Remove test for
10449 reduc_[us](min|max|plus) optabs.
10451 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
10453 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
10454 (reduc_plus_scal_v2sf): New.
10455 (reduc_smax_v2sf): Rename to...
10456 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
10457 (reduc_smin_v2sf): Rename to...
10458 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
10460 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
10462 * alias.c (compare_base_symbol_refs): New function.
10463 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
10466 2016-01-14 Jakub Jelinek <jakub@redhat.com>
10468 PR middle-end/68146
10469 PR tree-optimization/69155
10470 * tree-complex.c: Include cfganal.h.
10471 (phis_to_revisit): New variable.
10472 (extract_component): Add phiarg_p argument. Assert that returned
10473 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
10474 (update_phi_components): Partly rewrite to use loop over real/imag
10475 components instead of code duplication. If extract_component returns
10476 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
10477 create_tmp_reg into the PHI node instead, and mention the phi triplet
10478 in phis_to_revisit.
10479 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
10480 in phis_to_revisit at the end.
10482 2016-01-14 Richard Biener <rguenther@suse.de>
10484 PR tree-optimization/68060
10485 * tree-vect-loop.c (vect_is_simple_reduction): Check the
10486 outer loop reduction is only used in the inner loop before
10487 detecting a double reduction.
10489 2016-01-14 Jakub Jelinek <jakub@redhat.com>
10492 * combine.c (expand_field_assignment): Punt if compute_mode is
10493 unsupported scalar mode.
10495 2016-01-14 Richard Biener <rguenther@suse.de>
10497 PR tree-optimization/66856
10498 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
10499 SLP node only if it built successfully.
10500 (vect_analyze_slp_instance): Adjust.
10502 2016-01-14 Jeff Law <law@redhat.com>
10504 PR tree-optimization/69270
10505 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
10506 (record_edge_info): Use it. Convert boolean_{true,false}_node
10507 to the type of op0.
10509 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
10512 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
10513 use block_ultimate_origin
10514 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
10516 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
10518 * doc/invoke.texi (Submodel Options): Rename section to
10519 "Machine-Dependent Options" to better reflect its content.
10520 Rewrite introductory text to remove archaic CPU names.
10523 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
10525 * doc/invoke.texi (Code Gen Options): Move section up in file,
10526 before target-specific options. Update menu and option summary
10527 to reflect the new section ordering.
10529 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
10531 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
10532 (C++ Dialect Options): Add cross-reference to -std option.
10533 * doc/standards.texi (C++ Language): Document C++14 support.
10535 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
10537 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
10538 for pack/unpack functions for __ibm128.
10539 (PACK_IF): Likewise.
10540 (UNPACK_IF): Likewise.
10542 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
10543 support for __ibm128 pack/unpack functions.
10544 (rs6000_invalid_builtin): Likewise.
10545 (rs6000_init_builtins): Likewise.
10546 (rs6000_opt_masks): Likewise.
10548 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
10549 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
10551 (RS6000_BTM_COMMON): Likewise.
10553 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
10554 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
10555 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
10556 128-bit floating point. Add support for the double values to be
10557 in Altivec registers for TF/IF packing and unpacking, but restrict
10558 TD packing sub-fields to be FPR registers. Don't allow overlapped
10559 register support for packing. Allow pack inputs to be memory
10560 locations. Don't build generator functions for unpack<mode>_dm
10561 and unpack<mode>_nodm.
10562 (unpack<mode>_dm): Likewise.
10563 (unpack<mode>_nodm): Likewise.
10564 (pack<mode>): Likewise.
10566 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
10567 built-in functions to pack/unpack explicit __ibm128 values.
10568 (__builtin_unpack_ibm128): Likewise.
10570 * doc/extend.texi (PowerPC Built-in Functions): Document
10571 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
10573 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
10576 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
10577 Add new arg loc and pass it down as context.
10578 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
10579 to the location to use for the warning.
10580 (check_function_arguments): New arg loc. All callers changed. Pass
10581 it to check_function_nonnull.
10582 * c-common.h (check_function_arguments): Adjust declaration.
10584 2016-01-13 Jakub Jelinek <jakub@redhat.com>
10586 PR tree-optimization/69156
10587 * gimple.c (validate_type): Removed.
10588 (gimple_builtin_call_types_compatible_p): Use
10589 useless_type_conversion_p instead of validate_type.
10590 * value-prof.c (gimple_stringop_fixed_value): Fold
10591 icall_size to correct type.
10593 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
10595 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
10598 2016-01-13 Richard Henderson <rth@redhat.com>
10601 * target.def (builtin_tm_load, builtin_tm_store): Remove.
10602 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
10603 (ix86_builtin_tm_store): Remove.
10604 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
10605 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
10606 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
10607 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
10608 * doc/tm.texi: Rebuild.
10610 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
10611 (BUILT_IN_TM_MEMCPY_RTWN): New.
10612 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
10613 fallback from vector to integer helpers.
10614 (build_tm_load): Handle vector types directly, instead of
10616 (build_tm_store): Likewise.
10617 (expand_assign_tm): Prepare for register types not handled by
10618 the above. Copy them to memory and use memcpy.
10619 * tree.c (tm_define_builtin): New.
10620 (find_tm_vector_type): New.
10621 (build_tm_vector_builtins): New.
10622 (build_common_builtin_nodes): Call it.
10624 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
10626 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
10627 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
10629 2016-01-13 Tom de Vries <tom@codesourcery.com>
10631 PR tree-optimization/69169
10632 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
10633 handled_struct_type param.
10634 (create_variable_info_for, intra_create_variable_infos): Call
10635 create_variable_info_for_1 with extra arg.
10637 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
10639 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
10640 and "armv8.1-a+crc" entries.
10642 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
10645 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
10646 Change first operand predicate from register_or_constm1_operand
10647 to register_operand.
10648 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
10649 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
10650 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
10651 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
10652 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
10653 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
10654 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
10655 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
10656 comparison with constm1_rtx from vec_prefetch_gen part.
10658 2016-01-13 Richard Biener <rguenther@suse.de>
10660 PR tree-optimization/69013
10661 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
10662 Exchange assert for a test.
10664 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10667 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
10669 2016-01-13 Richard Biener <rguenther@suse.de>
10671 PR tree-optimization/69242
10672 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
10673 assert with a check.
10675 2016-01-13 Richard Biener <rguenther@suse.de>
10677 PR tree-optimization/69186
10678 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
10679 Properly guard vect_update_misalignment_for_peel call.
10681 2016-01-12 Jeff Law <law@redhat.com>
10683 PR tree-optimization/pr67755
10684 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
10685 "need_profile_correction".
10686 (thread_block_1): Initialize new field to false by default. If we
10687 have multiple thread paths through a common joiner to different
10688 final targets, then set new field to true.
10689 (compute_path_counts): Only do count adjustment when it's really
10692 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
10694 * doc/invoke.texi (Spec Files): Move section down in file, past
10695 all command-line option descriptions.
10697 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10699 PR middle-end/54809
10700 * doc/gty.texi: Remove documentation of mark_hook.
10701 * gengtype.c (struct write_types_data): Remove code to support
10702 mark_hook attribute.
10703 (walk_type): Likewise.
10704 (write_func_for_structure): Likewise.
10706 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
10708 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
10709 Directory Options, and -specs= to Overall Options.
10710 (Overall Options): Adjust similarly. Reorder to group related
10711 options together. Make -specs= cross-reference the spec file details.
10712 (Directory Options): Adjust similarly.
10714 2016-01-12 Jeff Law <law@redhat.com>
10716 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
10718 2016-01-12 Olivier Hainque <hainque@adacore.com>
10720 * gcc.c (spec_undefvar_allowed): New global.
10721 (process_command): Set to true when running for --version or --help,
10723 (getenv_spec_function): When the variable is not defined, use the
10724 variable name as the variable value if we're allowed not to issue
10727 2016-01-12 Bin Cheng <bin.cheng@arm.com>
10729 PR tree-optimization/68911
10730 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
10731 information computed for expression "init + nit * step".
10733 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
10735 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
10736 about name of GCC executable. Remove deleted node from menu.
10737 (Directory Options) <-B>: Remove cross-reference to deleted node.
10738 (Target Options): Delete section.
10740 2016-01-12 Christian Bruel <christian.bruel@st.com>
10743 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
10744 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
10746 2016-01-12 Jakub Jelinek <jakub@redhat.com>
10749 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
10750 aligned_mem is properly set for AVX512-VL floating point masked
10754 * ifcvt.c (cond_exec_process_if_block): When removing the last
10755 insn from then_bb, remove also any possible barriers that follow it.
10757 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
10761 * config/i386/iamcu.h (SIZE_TYPE): New macro.
10762 (PTRDIFF_TYPE): Likewise.
10763 (WCHAR_TYPE): Likewise.
10764 (WCHAR_TYPE_SIZE): Likewise.
10765 (STDINT_LONG32): Likewise.
10767 2016-01-12 Richard Biener <rguenther@suse.de>
10769 PR tree-optimization/69053
10770 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
10771 convert initial value for cond reductions.
10773 2016-01-12 Richard Biener <rguenther@suse.de>
10775 PR tree-optimization/69007
10776 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
10777 widen_sum after dot_prod and sad.
10779 2016-01-12 Richard Biener <rguenther@suse.de>
10781 PR tree-optimization/69168
10782 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
10783 pattern stmt SLP type.
10784 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
10785 end up unused so cope with that case.
10787 2016-01-12 Richard Biener <rguenther@suse.de>
10789 PR tree-optimization/69157
10790 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
10791 stmts def type only during analyze phase.
10792 (vectorizable_call): Likewise.
10793 (vectorizable_simd_clone_call): Likewise.
10794 (vectorizable_conversion): Likewise.
10795 (vectorizable_assignment): Likewise.
10796 (vectorizable_shift): Likewise.
10797 (vectorizable_operation): Likewise.
10798 (vectorizable_store): Likewise.
10799 (vectorizable_load): Likewise.
10801 2016-01-12 Richard Biener <rguenther@suse.de>
10803 PR tree-optimization/69174
10804 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
10806 (vectorizable_load): Properly compute the number of loads needed
10807 for permuted strided SLP loads and do not spuriously assign
10808 to SLP_TREE_VEC_STMTS.
10810 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
10812 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
10813 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
10814 (MD_EXEC_PREFIX): Remove.
10815 (MD_STARTFILE_PREFIX) Removee.
10816 (FILE_NAME_ABSOLUTE_P): Remove.
10817 (CPP_SPEC): Do not read macros from sys/version.h.
10818 (LINK_COMMAND_SPEC): Remove.
10819 (LOCAL_INCLUDE_DIR): Remove.
10820 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
10821 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
10822 (POST_LINK_SPEC): Define to invoke stubify after linker
10823 (LIBSTDCXX): Remove define
10824 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
10825 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
10826 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
10827 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
10828 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
10829 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
10830 (i386_djgpp_asm_named_section): Add propotype of new procedure
10832 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
10833 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
10834 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
10835 in config/i386/djgpp.h).
10836 (STANDARD_STARTFILE_PREFIX_2): Define identical to
10837 STANDARD_STARTFILE_PREFIX_1.
10838 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
10839 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
10840 installation errors.
10841 (MAX_OFILE_ALIGNMENT): Define to 128.
10842 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
10844 * config/i386/djgpp.c: New file. Add implementation of
10845 i386_djgpp_asm_named_section.
10847 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
10849 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
10850 Add rule for building djgpp.o.
10852 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10854 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
10855 (rtx_is_swappable_p): Reductions are swappable.
10856 (insn_is_swappable_p): V2DF reductions are swappable.
10858 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
10860 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
10861 reloads for other unsupported memory operands.
10863 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
10864 Jim Wilson <jim.wilson@linaro.org>
10867 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
10868 copy_to_mode_reg instead of force_reg.
10870 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
10873 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
10874 TARGET_80387 is true.
10876 2016-01-11 Jakub Jelinek <jakub@redhat.com>
10879 * lra-eliminations.c (move_plus_up): Only move plus up
10880 if subreg of the constant can be simplified into constant
10881 and use the simplified subreg of the constant instead of
10882 the original constant.
10884 * fold-const.c (fold_convertible_p): Don't return true
10885 for conversion of VECTOR_TYPE to same sized integral type.
10886 (fold_convert_loc): Fix up formatting. Fold conversion of
10887 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
10888 instead of NOP_EXPR.
10890 PR tree-optimization/69214
10891 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
10892 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
10895 PR tree-optimization/69207
10896 * tree-vect-slp.c (vect_get_constant_vectors): For
10897 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
10898 fold_convertible_p to vector_type's element type, and always
10899 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
10901 2016-01-11 Richard Biener <rguenther@suse.de>
10903 PR tree-optimization/69173
10904 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
10905 fixup the cycle if all stmts are in a pattern.
10907 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
10909 PR middle-end/68999
10910 * alias.c (base_alias_check): Move check for addresses with
10911 alignment ANDs before the call for compare_base_decls.
10912 (memrefs_conflict_p): Return -1 for different decls
10913 that went through alignment adjustments.
10915 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10917 PR rtl-optimization/68796
10918 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
10919 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
10920 and QImode comparisons against zero with CC_NZmode.
10921 * config/aarch64/iterators.md (short_mask): New mode_attr.
10923 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
10925 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
10926 (<avx512>_store<mode>_mask): Likewise.
10928 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
10929 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10931 PR rtl-optimization/68841
10932 * ifcvt.c (struct noce_if_info): Add orig_x field.
10933 (bbs_ok_for_cmove_arith): Add to_rename parameter.
10934 Don't record conflicts on to_rename if it's present.
10935 Allow memory destinations in sets.
10936 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
10937 blocks, passing orig_x to the checks.
10938 (noce_process_if_block): Set if_info->orig_x appropriately.
10940 2016-01-11 Tom de Vries <tom@codesourcery.com>
10942 PR tree-optimization/69069
10943 * tree-parloops.c (create_parallel_loop): Add missing phi args.
10945 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
10947 PR rtl-optimization/68920
10948 * config/i386/i386.c (ix86_option_override_internal): Restrict number
10949 of conditional moves for RTL if-conversion to 1 for
10950 TARGET_ONE_IF_CONV_INSN.
10951 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
10952 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
10953 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
10954 parameter to restirct number of conditional moves for
10956 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
10957 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
10960 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
10963 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
10964 onepart vars. Fix typo in comment. Fix reversed condition in
10966 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
10969 * var-tracking.c (dump_onepart_variable_differences): New.
10970 (dataflow_set_different): If a detailed dump is requested,
10971 delay early returns and dump differences between onepart
10972 variables present before and after, and added variables.
10974 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
10977 * expr.c (expand_expr_real_1): For boolean vector constants
10978 with a scalar mode use const_scalar_mask_from_tree.
10979 (const_scalar_mask_from_tree): New.
10980 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
10981 assigned to a mask type to handle constants.
10983 2016-01-11 Martin Jambor <mjambor@suse.cz>
10986 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
10987 useless parameters if we cannot change function signature.
10989 2016-01-11 Martin Jambor <mjambor@suse.cz>
10992 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
10995 2016-01-11 Tom de Vries <tom@codesourcery.com>
10997 PR tree-optimization/69109
10998 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
11001 2016-01-11 Tom de Vries <tom@codesourcery.com>
11003 PR tree-optimization/69108
11004 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
11005 res is not used in a phi.
11007 2016-01-11 Yury Gribov <y.gribov@samsung.com>
11010 * common.opt (frandom-seed): Fix parameter name.
11011 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
11013 2016-01-11 Tom de Vries <tom@codesourcery.com>
11015 PR tree-optimization/69058
11016 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
11019 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
11021 * config/arc/arc.opt (mdiv-rem): Add period to the end.
11022 (mcode-density): Likewise.
11024 2016-01-10 Tom de Vries <tom@codesourcery.com>
11026 PR tree-optimization/69062
11027 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
11028 (parallelize_loops): Don't paralelize loop that has phi with address
11031 2016-01-10 Tom de Vries <tom@codesourcery.com>
11033 PR tree-optimization/69039
11034 * tree-parloops.c (try_create_reduction_list): Only allow single exit
11037 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
11039 PR middle-end/68743
11040 * match.pd: Require target has function_c99_misc before doing
11041 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
11043 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
11045 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
11047 * configure: Regenerate.
11049 2016-01-09 Jakub Jelinek <jakub@redhat.com>
11051 PR middle-end/50865
11052 PR tree-optimization/69097
11053 * fold-const.h (expr_not_equal_to): New prototype.
11054 * fold-const.c: Include stringpool.h and tree-ssanames.h.
11055 (expr_not_equal_to): New function.
11056 * match.pd (X % -Y is the same as X % Y): Don't optimize
11057 unless X is known not to be equal to minimum or Y is known
11058 not to be equal to -1.
11059 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
11060 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
11061 (simplify_stmt_using_ranges): Adjust caller.
11062 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
11063 substitute_and_fold.
11065 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
11067 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
11070 2016-01-08 Jakub Jelinek <jakub@redhat.com>
11072 PR tree-optimization/69167
11073 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
11074 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
11076 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
11078 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
11079 Richard Biener <rguenther@suse.de>
11081 PR tree-optimization/68707
11082 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
11083 instances that can be handled via vect_load_lanes.
11085 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
11087 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
11088 if we can't determine address equivalence.
11089 * alias.c (compare_base_decl): Update for changed return value of
11090 symtab_node::equal_address_to.
11092 2016-01-08 Jason Merrill <jason@redhat.com>
11096 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
11097 * expr.c (store_field): Not here.
11098 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
11099 call with TREE_ADDRESSABLE type.
11100 * tree-cfg.c (verify_gimple_call): Adjust.
11102 2016-01-08 Olivier Hainque <hainque@adacore.com>
11104 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
11107 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
11109 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
11110 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
11111 (reduc_smin_v2sf): Rename to...
11112 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
11113 (reduc_splus_v2sf): Rename to...
11114 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
11116 2016-01-08 Jakub Jelinek <jakub@redhat.com>
11118 PR tree-optimization/69162
11119 * gimplify.c (gimplify_va_arg_expr): Encode original type of
11120 valist argument in another argument.
11121 (gimplify_modify_expr): Adjust for the above change. Cleanup.
11122 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
11123 to determine the va_list type, build a MEM_REF instead of
11124 build_fold_indirect_ref.
11126 PR tree-optimization/69172
11127 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
11130 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
11132 PR tree-optimization/67781
11133 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
11134 and cmpnop in two steps: first the ones not accessed in original
11135 gimple expression in a endian independent way and then the ones not
11136 accessed in the final result in an endian-specific way.
11138 2016-01-08 Jakub Jelinek <jakub@redhat.com>
11140 PR tree-optimization/69083
11141 * tree-vect-slp.c (vect_get_constant_vectors): For
11142 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
11143 element type. If op is fold_convertible_p to vector_type's element
11144 type, use NOP_EXPR instead of VCE.
11146 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
11148 PR rtl-optimization/67778
11149 PR rtl-optimization/68634
11150 PR rtl-optimization/68909
11151 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
11152 block from the stack until done with it. Remove a superfluous
11153 bitmap set. Remove a superfluous bitmap test.
11155 2016-01-07 Martin Sebor <msebor@redhat.com>
11158 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
11159 constraint on the type of arguments.
11161 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
11163 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
11164 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
11165 unaligned_access on the gcc_options set.
11166 * config/arm/arm.c (arm_option_override_internal): Use
11167 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
11169 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
11172 * config/i386/i386.c (ix86_frame_pointer_required): Enable
11173 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
11175 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
11178 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
11181 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
11182 depending on frame_pointer_needed before remaining integer and SSE
11183 registers are saved.
11185 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
11188 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
11190 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
11193 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
11194 Use the "xBm" constraint.
11195 (float<sseintvecmodelower><mode>2<mask_name><round_name):
11197 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
11198 (sse_cvtsi2ssq<round_name>): Likewise.
11199 (sse_cvtss2si<round_name>): Likewise.
11200 (sse_cvtss2siq<round_name>): Likewise.
11201 (sse2_cvtsi2sdq<round_name>): Likewise.
11202 (sse2_cvtsd2si<round_name>): Likewise.
11203 (sse2_cvtsd2siq<round_name>): Likewise.
11204 * config/i386/subst.md (round_nimm_scalar_predicate): New
11207 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
11209 PR middle-end/67639
11210 * varasm.c (make_decl_rtl): Mark invalid register vars as
11213 PR rtl-optimization/66206
11214 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
11215 All callers changed.
11217 2016-01-07 Jakub Jelinek <jakub@redhat.com>
11219 PR tree-optimization/69141
11220 * tree-ssa-pre.c: Include langhooks.h.
11221 (eliminate_dom_walker::before_dom_children): Use
11222 lang_hooks.decl_printable_name instead of
11223 cgraph_node::get ()->name ().
11225 PR middle-end/68960
11226 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
11227 it and DECL_ALIGN too.
11229 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
11231 * config/mips/mips-ftypes.def: Sort to lexicographical order.
11233 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
11236 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
11237 depending on frame_pointer_needed before remaining integer and SSE
11238 registers are saved.
11240 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11242 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
11243 mode iterator with VSX_M2.
11244 (*p9_vecstore_<mode>): Likewise.
11245 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
11246 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
11247 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
11248 (define_split for VSX_LE128 stores): Likewise.
11249 (define_peephole2 for TImode LE swaps): Likewise.
11250 (define_split for VSX_LE128 post-reload stores): Likewise.
11252 2016-01-06 Marek Polacek <polacek@redhat.com>
11255 * convert.c (convert_to_integer_1): Adjust call to
11256 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
11257 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
11258 EXPR instead of ARG.
11259 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
11261 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
11264 * doc/extend.texi (RL78 Variable Attributes): New section.
11266 2016-01-05 Marek Polacek <polacek@redhat.com>
11269 * builtins.c (get_memmodel): Use expansion point location rather than
11270 the input location. Call warning_at rather than warning.
11271 (expand_builtin_atomic_compare_exchange): Likewise.
11272 (expand_builtin_atomic_load): Likewise.
11273 (expand_builtin_atomic_store): Likewise.
11274 (expand_builtin_atomic_clear): Likewise.
11276 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
11279 * config/i386/i386.c (ix86_expand_vector_logical_operator):
11280 Replace nonimmediate_operand with vector_operand.
11281 * config/i386/predicates.md (vector_operand): New predicate.
11282 (general_vector_operand): Replace nonimmediate_operand with
11284 * config/i386/sse.md: Replace nonimmediate_operand with
11285 vector_operand and m constraint with Bm constraint on SSE
11286 patterns with 16-byte memory operand.
11287 * config/i386/subst.md (round_nimm_predicate): Replace
11288 nonimmediate_operand with vector_operand.
11289 (round_saeonly_nimm_predicate): Likewise.
11290 (round_saeonly_nimm_scalar_predicate): New.
11292 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
11295 * config/i386/constraints.md (Bm): New constraint.
11296 * config/i386/predicates.md (vector_memory_operand): New
11298 * config/i386/sse.md: Replace xm with xBm in plusminus and
11299 any_logic patterns.
11301 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
11304 * doc/extend.texi (V850 Function Attributes): New section.
11305 (V850 Variable Attributes): New section.
11307 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
11310 * doc/extend.texi (MicroBlaze Function Attributes): Document
11311 interrupt_handler and fast_interrupt attributes.
11313 2016-01-05 Sergei Trofimovich <siarheit@google.com>
11316 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
11317 for local symbolic operands.
11318 * config/ia64/predicates.md (local_symbolic_operand64): New
11321 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11323 PR rtl-optimization/68651
11324 * combine.c (combine_simplify_rtx): Canonicalize x + x into
11327 2016-01-05 Nathan Sidwell <nathan@acm.org>
11329 * alias.c (compare_base_decls): Use symtab_node::get.
11331 2016-01-05 Nick Clifton <nickc@redhat.com>
11334 * ira-costs.c (copy_cost): Initialise the t_icode field of the
11335 secondary_reload_info structure.
11338 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
11339 decls if weak support is available.
11341 2016-01-04 Martin Sebor <msebor@redhat.com>
11343 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
11345 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
11347 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
11348 OPTION_MASK_P9_DFORM.
11350 * config/rs6000/constraints.md (wo constraint): New constraint for
11353 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
11355 (rs6000_init_hard_regno_mode_ok): Likewise.
11357 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
11360 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
11361 expanders not to have constraints. Add support for ISA 3.0 xxperm
11362 instruction. Add support for fusing xxlor with xxperm.
11363 (altivec_vperm_<mode>_internal): Likewise.
11364 (altivec_vperm_v8hiv16qi): Likewise.
11365 (altivec_vperm_<mode>v16q): Likewise.
11366 (altivec_vperm_<mode>_uns): Likewise.
11367 (vperm_v8hiv4si): Likewise.
11368 (vperm_v16qiv8hi): Likewise.
11370 * doc/md.texi (RS/6000 constraints): Document wo constraint.
11372 2016-01-04 Jakub Jelinek <jakub@redhat.com>
11374 Update copyright years.
11376 * gcc.c (process_command): Update copyright notice dates.
11377 * gcov-dump.c (print_version): Ditto.
11378 * gcov.c (print_version): Ditto.
11379 * gcov-tool.c (print_version): Ditto.
11380 * gengtype.c (create_file): Ditto.
11381 * doc/cpp.texi: Bump @copying's copyright year.
11382 * doc/cppinternals.texi: Ditto.
11383 * doc/gcc.texi: Ditto.
11384 * doc/gccint.texi: Ditto.
11385 * doc/gcov.texi: Ditto.
11386 * doc/install.texi: Ditto.
11387 * doc/invoke.texi: Ditto.
11389 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
11391 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
11392 modes larger than TImode as TImode if NEON is not enabled.
11394 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
11397 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
11398 mode for %f0-%f31 only if TARGET_FPU.
11400 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
11403 * config/sparc/sparc.c (scan_record_type): Take into account subfields
11404 to compute the PACKED_P predicate.
11405 (function_arg_record_value): Minor tweaks.
11407 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
11409 * doc/install.texi (--with-multilib-list): Describe the meaning of the
11410 option for arm*-*-* targets.
11412 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
11414 * doc/extend.texi (Common Function Attributes): Move docs for
11415 MSP430-specific attributes to....
11416 (MSP430 Function Attributes): ...here. Delete the redundant
11417 entries and copy-edit the remaining text.
11418 (MSP430 Variable Attributes): Use uniform format for index
11419 entries and add a cross-reference to the corresponding function
11422 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
11424 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
11426 (x86 Options): Likewise.
11428 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
11432 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
11433 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
11434 to corresponding attribute.
11436 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
11438 * doc/extend.texi (Common Function Attributes) <noplt>: Move
11439 to correct alphabetization of table. Copy-edit and correct
11441 <stack_protect>: Likewise.
11442 <target_clones>: Likewise.
11444 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
11445 Correct punctuation.
11446 (Code Gen Options) <-fno-plt>: Copy-edit.
11448 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
11451 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
11452 SI values. Explicitly convert SI to DI and vice-versa.
11454 2016-01-01 Jakub Jelinek <jakub@redhat.com>
11456 PR tree-optimization/69070
11457 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
11458 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
11461 * ubsan.c (ubsan_instrument_float_cast): Call
11462 initialize_sanitizer_builtins.
11465 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
11467 Copyright (C) 2016 Free Software Foundation, Inc.
11469 Copying and distribution of this file, with or without modification,
11470 are permitted in any medium without royalty provided the copyright
11471 notice and this notice are preserved.