1 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
4 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
6 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
8 * config/i386/i386.c (legitimize_pic_address): Use
9 copy_to_suggested_reg instead of gen_movsi.
11 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
13 * config/rs6000/predicates.md (quad_memory_operand): Move most of
14 the code into quad_address_p and call it to share code with
15 vsx_quad_dform_memory_operand.
16 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
18 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
19 bit instead of being a separate word. Split -mpower9-dform into
20 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
21 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
22 for the register class supporting 128-bit quad word memory
24 (mode_supports_vsx_dform_quad): Helper function to return if the
25 register class uses quad word memory offsets.
26 (rs6000_debug_addr_mask): Add support for quad word memory
28 (rs6000_debug_reg_global): Always print if we are using LRA or
30 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
31 instructions are enabled, set up the appropriate addr_masks for
33 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
34 -mpower9-dform-scalar, instead of -mpower9-dform.
35 (rs6000_option_override_internal): Split -mpower9-dform into two
36 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
37 -mpower9-dform switch sets or clears both. If we are not using
38 the LRA register allocator, do not enable -mpower9-dform-vector by
39 default. If we are using LRA, enable -mpower9-dform-vector and
40 -mvsx-timode if it is appropriate. Issue a warning if either
41 -mpower9-dform-vector or -mvsx-timode are explicitly used without
43 (quad_address_offset_p): New helper function to return if the
44 offset is legal for quad word memory instructions.
45 (quad_address_p): New function to determin if GPR or vector
46 register quad word memory addresses are legal.
47 (mem_operand_gpr): Validate quad word address offsets.
48 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
49 d-form (register + offset) instructions.
50 (offsettable_ok_by_alignment): Likewise.
51 (rs6000_legitimate_offset_address_p): Likewise.
52 (legitimate_lo_sum_address_p): Likewise.
53 (rs6000_legitimize_address): Likewise.
54 (rs6000_legitimize_reload_address): Add more debug statements for
56 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
58 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
59 d-form instructions. Distinguish different cases in debug
60 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
62 (rs6000_preferred_reload_class): Likewise.
63 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
64 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
65 of the ISA 2.06 indexed memory instructions.
66 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
67 use them to save/restore the saved vector registers instead of
68 using Altivec instructions.
69 (rs6000_emit_epilogue): Likewise.
70 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
71 (rs6000_opt_masks): Split -mpower9-dform into
72 -mpower9-dform-scalar and -mpower9-dform-vector.
73 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
75 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
76 ISA 3.0 vector indexed memory instructions, and fold the code into
77 the normal mov<mode> patterns.
78 (p9_vecstore_<mode>): Likewise.
79 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
81 (vsx_movti_64bit): Likewise.
82 (vsx_movti_32bit): Likewise.
83 * config/rs6000/constraints.md (wO constraint): New constraint for
84 ISA 3.0 vector d-form support.
85 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
86 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
87 include -mpower9-dform-vector until we switch over to LRA.
88 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
89 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
90 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
91 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
92 for -mpower9-dform and -mlra.
93 * doc/md.texi (wO constraint): Document wO constraint.
95 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
97 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
98 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
99 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
100 Move handling of non-insn arguments inline into the sole user:
101 (output_trans_func): ...here.
102 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
103 in emitted function prototype.
104 (output_internal_insn_latency_func): Ditto. Simplify.
105 (output_internal_maximal_insn_latency_func): Ditto. Delete
106 always-unused argument.
107 (output_insn_latency_func): Ditto.
108 (output_maximal_insn_latency_func): Ditto.
110 2016-05-11 Richard Biener <rguenther@suse.de>
112 PR tree-optimization/71055
113 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
114 sth with precision not equal to access size verify we don't chop
117 2016-05-11 Richard Biener <rguenther@suse.de>
120 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
121 (dwarf2out_finish): Move retry_incomplete_types call ...
122 (dwarf2out_early_finish): ... here.
124 2016-05-11 Richard Biener <rguenther@suse.de>
127 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
128 if the langhook insists on it.
129 * fold-const.c (make_bit_field_ref): Add arg for the original
130 reference and preserve its alias-set.
131 (decode_field_reference): Take exp by reference and adjust it
132 to the original memory reference.
133 (optimize_bit_field_compare): Adjust callers.
134 (fold_truth_andor_1): Likewise.
135 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
137 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
140 * cfgrtl.h (delete_insn_and_edges): Now return bool.
141 * cfgrtl.c (delete_insn_and_edges): Likewise.
142 * config/i386/i386.c (convert_scalars_to_vector): Remove
144 * cse.c (cse_insn): Compute cse_cfg_altered.
145 (delete_trivially_dead_insns): Likewise.
146 (cse_cc_succs): Likewise.
147 (rest_of_handle_cse): Free dominance info if required.
148 (rest_of_handle_cse2): Likewise.
149 (rest_of_handle_cse_after_global_opts): Likewise.
151 2016-05-11 Alan Modra <amodra@gmail.com>
153 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
154 abi_v4_pass_in_fpr): New functions.
155 (rs6000_function_arg_boundary): Exclude complex IBM long double
156 from 64-bit alignment when ABI_V4.
157 (rs6000_function_arg, rs6000_function_arg_advance_1,
158 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
160 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
162 PR rtl-optimization/71028
163 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
164 jump with just a return in the fallthrough block if the branch
165 block contains just a return as well.
167 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
169 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
170 * match.pd ((X & Y) ^ Y): ... this.
171 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
172 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
174 2016-05-10 David Malcolm <dmalcolm@redhat.com>
176 * read-md.c (require_char_ws): New function.
177 (read_string): Simplify using require_char_ws.
178 (handle_constants): Likewise.
179 (handle_enum): Likewise.
180 (handle_file): Likewise.
181 * read-md.h (require_char_ws): New declaration.
182 * read-rtl.c (read_conditions): Simplify using require_char_ws.
183 (read_mapping): Likewise.
184 (read_rtx_code): Likewise.
185 (read_nested_rtx): Likewise.
187 2016-05-10 James Norris <jnorris@codesourcery.com>
189 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
190 if offloading is enabled and -fopenacc or -fopenmp is specified.
191 (CRTOFFLOADEND): Likewise.
192 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
193 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
195 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
197 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
198 gotoff_operand code paths. Use copy_to_suggested_regs and
199 expand_simple_binop where appropriate. Cleanup.
201 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
204 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
206 (dimode_scalar_chain::vector_const_cost): New.
207 (dimode_scalar_chain::compute_convert_gain): Handle constants.
208 (dimode_scalar_chain::convert_op): Likewise.
209 (dimode_scalar_chain::convert_insn): Likewise.
211 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
213 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
214 unary operation, not a binary one.
216 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
219 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
220 calls with type casted fndecl.
222 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
224 PR tree-optimization/70786
225 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
226 * gcc/calls.c (initialize_argument_information): Bind bounds
227 with corresponding args passed by reference.
229 2016-05-10 Jakub Jelinek <jakub@redhat.com>
232 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
233 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
234 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
237 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
240 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
241 code for a zero scale factor.
242 (vsx_xvcvdpuxds_scale): Likewise.
244 2016-05-10 David Malcolm <dmalcolm@redhat.com>
246 * diagnostic-show-locus.c (layout::layout): Call show_ruler
247 if show_ruler_p was set on the context.
248 (layout::show_ruler): New method.
249 * diagnostic.h (struct diagnostic_context): Add field
252 2016-05-10 Richard Biener <rguenther@suse.de>
254 PR tree-optimization/71039
255 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
256 (chk_uses): New function.
257 (propagate_with_phi): Verify we can safely replicate the lhs of an
258 aggregate assignment on all incoming edges.
260 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
262 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
264 (rx_atomic_sequence): New class.
265 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
266 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
268 (rx_atomic_sequence::rx_atomic_sequence,
269 rx_atomic_sequence::~rx_atomic_sequence): New functions.
270 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
271 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
272 CTRLREG_INTB): New constants.
273 (FETCHOP): New code iterator.
274 (fethcop_name, fetchop_name2): New iterator code attributes.
275 (QIHI): New mode iterator.
276 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
277 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
278 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
280 2016-05-10 Martin Liska <mliska@suse.cz>
282 * tree-inline.c (remap_dependence_clique): Do not remap
283 debugging statements.
285 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
287 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
288 ("*fixuns_truncdfdi2_z13")
289 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
290 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
291 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
293 2016-05-10 Richard Biener <rguenther@suse.de>
295 PR tree-optimization/70497
296 PR tree-optimization/28367
297 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
299 (visit_reference_op_load): ... here.
300 (vn_reference_lookup_3): Use it to handle subreg-like accesses
301 with simplified BIT_FIELD_REFs.
302 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
303 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
306 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
308 * dwarf2out.c (add_abstract_origin_attribute): Adjust
309 documentation comment. For BLOCK nodes, add a
310 DW_AT_abstract_origin attribute that points to the DIE generated
311 for the origin BLOCK.
312 (gen_lexical_block_die): Call add_abstract_origin_attribute for
313 blocks from inlined functions.
315 2016-05-10 Alan Modra <amodra@gmail.com>
318 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
319 regrename modifying insns saving lr before __morestack call.
320 * config/rs6000/rs6000.md (split_stack_return): Similarly for
321 insns restoring lr after __morestack call.
323 2016-05-09 Jakub Jelinek <jakub@redhat.com>
325 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
326 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
328 * config/i386/sse.md (vec_interleave_high<mode>,
329 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
330 <avx512>_vpermt2var<mode>3_maskz): Likewise.
332 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
334 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
335 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
336 parallel reassociation for power8 and forward.
338 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
340 * config/i386/i386.md (absneg splitters with general regs): Use
341 general_reg_operand predicate.
342 (btsq peephole2): Use x86_64_immediate_operand to check if new
343 value is suitable for immediate operand. Generate emitted insn
344 using RTL expressions.
345 (btcq peephole2): Ditto.
346 (btrq peephole2): Ditto. Generate correct immediate operand
349 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
351 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
354 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
356 * tree-affine.c (wide_int_constant_multiple_p): Add missing
359 2016-05-09 Richard Biener <rguenther@suse.de>
361 PR tree-optimization/70985
362 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
363 op0 isn't a gimple register.
365 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
367 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
368 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
369 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
370 (i6400_fpu_mult): New cpu units.
371 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
372 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
373 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
374 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
375 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
376 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
377 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
378 (i6400_msa_long_float4, i6400_msa_long_float5)
379 (i6400_msa_long_float8, i6400_msa_fdiv_df)
380 (i6400_msa_fdiv_sf): New reservations.
381 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
382 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
383 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
384 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
385 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
386 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
387 (msa_short_cmp, msa_short_float2, msa_short_logic3)
388 (msa_short_store4, msa_long_load, msa_short_store)
389 (msa_long_logic, msa_long_float2, msa_long_float4)
390 (msa_long_float5, msa_long_float8, msa_long_mult)
391 (msa_long_fdiv, msa_long_div): New reservations.
393 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
394 Sameera Deshpande <sameera.deshpande@imgtec.com>
395 Matthew Fortune <matthew.fortune@imgtec.com>
396 Graham Stott <graham.stott@imgtec.com>
397 Chao-ying Fu <chao-ying.fu@imgtec.com>
399 * config.gcc: Add MSA header file for mips*-*-* target.
400 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
401 (Ubv8i, Urv8): New constraints.
402 * config/mips/mips-ftypes.def: Add function types for MSA
404 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
405 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
406 * config/mips/mips-msa.md: New file.
407 * config/mips/mips-protos.h
408 (mips_split_128bit_const_insns): New prototype.
409 (mips_msa_idiv_insns): Likewise.
410 (mips_split_128bit_move): Likewise.
411 (mips_split_128bit_move_p): Likewise.
412 (mips_split_msa_copy_d): Likewise.
413 (mips_split_msa_insert_d): Likewise.
414 (mips_split_msa_fill_d): Likewise.
415 (mips_expand_msa_branch): Likewise.
416 (mips_const_vector_same_val_p): Likewise.
417 (mips_const_vector_same_bytes_p): Likewise.
418 (mips_const_vector_same_int_p): Likewise.
419 (mips_const_vector_shuffle_set_p): Likewise.
420 (mips_const_vector_bitimm_set_p): Likewise.
421 (mips_const_vector_bitimm_clr_p): Likewise.
422 (mips_msa_vec_parallel_const_half): Likewise.
423 (mips_msa_output_division): Likewise.
424 (mips_ldst_scaled_shift): Likewise.
425 (mips_expand_vec_cond_expr): Likewise.
426 * config/mips/mips.c (enum mips_builtin_type): Add
427 MIPS_BUILTIN_MSA_TEST_BRANCH.
428 (mips_gen_const_int_vector_shuffle): New prototype.
429 (mips_const_vector_bitimm_set_p): New function.
430 (mips_const_vector_bitimm_clr_p): Likewise.
431 (mips_const_vector_same_val_p): Likewise.
432 (mips_const_vector_same_bytes_p): Likewise.
433 (mips_const_vector_same_int_p): Likewise.
434 (mips_const_vector_shuffle_set_p): Likewise.
435 (mips_symbol_insns): Forbid loading symbols via immediate for
437 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
439 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
441 (mips_lx_address_p): Add support load indexed address for MSA.
442 (mips_address_insns): Add calculation of instructions needed for
443 stores and loads for MSA.
444 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
445 CONST_VECTOR for MSA and let it fall through.
446 (mips_ldst_scaled_shift): New function.
447 (mips_subword_at_byte): Likewise.
448 (mips_msa_idiv_insns): Likewise.
449 (mips_legitimize_move): Validate MSA moves.
450 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
451 calculation of costs for MSA division.
452 (mips_split_move_p): Check if MSA moves need splitting.
453 (mips_split_move): Split MSA moves if necessary.
454 (mips_split_128bit_move_p): New function.
455 (mips_split_128bit_move): Likewise.
456 (mips_split_msa_copy_d): Likewise.
457 (mips_split_msa_insert_d): Likewise.
458 (mips_split_msa_fill_d): Likewise.
459 (mips_output_move): Handle MSA moves.
460 (mips_expand_msa_branch): New function.
461 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
462 Reinstate 'y' modifier.
463 (mips_file_start): Add MSA .gnu_attribute.
464 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
466 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
467 (mips_class_max_nregs): Add register size for MSA supported mode.
468 (mips_cannot_change_mode_class): Allow conversion between MSA
469 vector modes and TImode.
470 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
472 (mips_secondary_reload_class): Force MSA loads/stores via memory.
473 (mips_preferred_simd_mode): Add preffered modes for MSA.
474 (mips_vector_mode_supported_p): Add MSA supported modes.
475 (mips_autovectorize_vector_sizes): New function.
476 (mips_msa_output_division): Likewise.
477 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
478 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
479 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
480 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
481 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
482 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
483 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
484 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
485 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
486 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
487 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
488 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
489 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
490 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
491 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
492 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
493 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
494 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
495 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
496 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
497 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
498 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
499 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
500 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
501 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
502 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
503 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
504 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
505 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
506 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
507 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
508 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
509 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
510 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
511 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
512 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
513 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
514 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
515 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
516 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
517 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
518 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
519 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
520 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
521 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
522 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
523 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
524 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
525 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
526 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
527 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
528 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
529 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
530 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
531 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
532 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
533 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
534 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
535 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
536 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
537 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
538 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
539 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
540 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
541 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
542 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
543 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
544 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
545 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
546 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
547 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
548 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
549 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
550 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
551 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
552 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
553 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
554 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
555 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
556 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
557 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
558 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
559 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
560 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
561 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
562 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
563 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
564 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
565 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
566 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
567 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
568 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
569 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
570 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
571 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
572 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
573 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
574 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
575 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
576 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
577 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
578 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
579 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
580 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
581 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
582 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
583 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
584 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
585 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
586 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
587 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
588 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
589 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
590 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
591 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
592 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
593 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
594 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
595 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
596 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
597 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
598 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
599 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
600 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
601 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
602 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
603 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
604 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
605 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
606 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
607 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
608 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
609 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
610 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
611 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
612 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
613 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
614 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
615 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
616 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
617 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
618 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
619 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
620 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
621 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
622 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
623 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
624 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
625 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
626 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
627 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
629 (mips_get_builtin_decl_index): New array.
630 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
631 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
632 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
633 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
634 (mips_init_builtins): Initialize mips_get_builtin_decl_index
636 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
638 (mips_expand_builtin_insn): Prepare operands for
639 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
640 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
641 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
642 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
643 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
644 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
645 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
646 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
647 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
648 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
649 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
650 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
651 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
652 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
653 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
654 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
655 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
656 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
657 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
658 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
659 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
660 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
661 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
662 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
663 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
664 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
665 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
666 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
667 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
668 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
669 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
670 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
671 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
672 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
673 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
674 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
675 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
676 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
677 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
678 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
679 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
680 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
681 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
682 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
683 These are set implicitly and an error is reported if overridden.
684 (mips_expand_builtin_msa_test_branch): New function.
685 (mips_expand_msa_shuffle): Likewise.
686 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
687 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
688 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
689 (mips_expand_vec_unpack): Add support for MSA.
690 (mips_expand_vector_init): Likewise.
691 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
692 instead of const0_rtx.
693 (mips_msa_vec_parallel_const_half): New function.
694 (mips_gen_const_int_vector): Likewise.
695 (mips_gen_const_int_vector_shuffle): Likewise.
696 (mips_expand_msa_cmp): Likewise.
697 (mips_expand_vec_cond_expr): Likewise.
699 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
700 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
702 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
703 (ISA_HAS_MSA): New macro.
704 (UNITS_PER_MSA_REG): Likewise.
705 (BITS_PER_MSA_REG): Likewise.
706 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
707 (MSA_REG_FIRST): New macro.
708 (MSA_REG_LAST): Likewise.
709 (MSA_REG_NUM): Likewise.
710 (MSA_REG_P): Likewise.
711 (MSA_REG_RTX_P): Likewise.
712 (MSA_SUPPORTED_MODE_P): Likewise.
713 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
714 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
715 * config/mips/mips.md: Include mips-msa.md.
716 (alu_type): Add simd_add.
717 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
718 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
719 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
720 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
721 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
722 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
723 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
724 simd_move, simd_load, simd_store. Choose "multi" for moves
726 (qword_mode): New attribute.
727 (insn_count): Add instruction count for quad moves.
728 Increase the count for MIPS SIMD division.
729 (UNITMODE): Add UNITMODEs for vector types.
730 (addsub): New code iterator.
731 * config/mips/mips.opt (mmsa): New option.
732 * config/mips/msa.h: New file.
733 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
735 * config/mips/mti-linux.h: Likewise.
736 * config/mips/predicates.md
737 (const_msa_branch_operand): New constraint.
738 (const_uimm3_operand): Likewise.
739 (const_uimm4_operand): Likewise.
740 (const_uimm5_operand): Likewise.
741 (const_uimm8_operand): Likewise.
742 (const_imm5_operand): Likewise.
743 (aq10b_operand): Likewise.
744 (aq10h_operand): Likewise.
745 (aq10w_operand): Likewise.
746 (aq10d_operand): Likewise.
747 (const_m1_operand): Likewise.
748 (reg_or_m1_operand): Likewise.
749 (const_exp_2_operand): Likewise.
750 (const_exp_4_operand): Likewise.
751 (const_exp_8_operand): Likewise.
752 (const_exp_16_operand): Likewise.
753 (const_vector_same_val_operand): Likewise.
754 (const_vector_same_simm5_operand): Likewise.
755 (const_vector_same_uimm5_operand): Likewise.
756 (const_vector_same_uimm6_operand): Likewise.
757 (const_vector_same_uimm8_operand): Likewise.
758 (par_const_vector_shf_set_operand): Likewise.
759 (reg_or_vector_same_val_operand): Likewise.
760 (reg_or_vector_same_simm5_operand): Likewise.
761 (reg_or_vector_same_uimm6_operand): Likewise.
762 * doc/extend.texi (MIPS SIMD Architecture Functions): New
764 * doc/invoke.texi (-mmsa): Document new option.
766 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
768 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
769 * configure: Regenerate.
770 * config.in: Regenerate.
771 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
773 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
774 (ENDFILE_VTV_SPEC): Define.
776 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
778 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
779 registers in all interrupt handlers if necessary.
780 (rl78_option_override): Add warning.
781 (MUST_SAVE_MDUC_REGISTERS): New macro.
782 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
783 * config/rl78/rl78.c (check_mduc_usage): New function.
784 (mduc_regs): New structure to hold MDUC register data.
785 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
786 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
787 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
788 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
789 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
790 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
792 2016-05-09 Bin Cheng <bin.cheng@arm.com>
794 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
795 (tree-ssa-loop-niter.h): Ditto.
796 (idx_within_array_bound, ref_within_array_bound): New functions.
797 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
798 Factor out check on writable base object to ...
799 (base_object_writable): ... here.
801 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
803 * config/arm/arm.md (probe_stack): Add modes to set source
806 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
808 * regrename.c (base_reg_class_for_rename): New static function.
809 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
811 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
813 * cgraph.c (thunk_adjust): Export.
814 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
815 * cgraphunit.c (thunk_adjust): Export.
816 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
818 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
820 * tree-inline.c (expand_call_inline): Expand thunks inline.
822 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
825 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
826 (*sse2_vd_cvtss2sd): Ditto.
827 * config/i386/i386.md
828 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
829 Generate *sse2_vd_cvtsd2ss pattern.
830 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
831 Generate *sse2_vd_cvtss2sd pattern.
833 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
835 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
836 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
839 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
841 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
842 * config/sh/sh.c: Define and declare variables on first use throughout
844 (current_function_interrupt): Change to bool type.
845 (frame_insn): Rename to emit_frame_insn and update users.
846 (push_regs): Use bool for 'interrupt_handler' argument.
847 (save_schedule_s): Remove.
848 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
849 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
850 targetm.asm_out.unaligned_op.di.
851 (gen_far_branch): Remove redundant forward declaration.
852 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
853 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
854 (sh_set_return_address, sh_function_ok_for_sibcall,
855 scavenge_reg): Update comments.
856 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
857 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
858 (sh_attr_renesas_p): Remove unnecessary parentheses.
859 (branch_dest): Simplify.
860 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
861 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
862 (CUMULATIVE_ARGS): Change macro to typedef.
863 (current_function_interrupt): Change to bool type.
864 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
865 Surround with __cplusplus ifdef.
866 (sh_compare_op0, sh_compare_op1): Remove.
867 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
869 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
871 * config/arm/arm.md: (arch): Add neon.
872 (arch_enabled): Return yes for arch neon when TARGET_NEON.
873 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
874 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
875 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
876 attributes for alt renumbering. Mark alt 3 as non-predicable.
877 (thumb2_movdf_vfp): Likewise.
879 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
881 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
882 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
883 (*andqi_1): Add preferred_for_speed attribute to disparage
884 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
885 (*<code>qi_1): Ditto.
886 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
887 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
889 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
890 Add preferred_for_size attribute to disparage alternative 0 and
891 preferred_for_speed attribute to disparage alternative 1 for
892 TARGET_PARTIAL_REG_STALL targets.
894 2016-05-07 Tom de Vries <tom@codesourcery.com>
896 PR tree-optimization/70956
897 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
900 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
902 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
903 * config/sh/sh.c (sh_cbranch_distance): Implement it.
904 * config/sh/sh.md (branch_zero): Remove define_attr.
905 (define_delay): Disable delay slot if branch distance is one insn.
907 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
909 * config/i386/i386.md (LEAMODE): New mode attribute.
910 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
911 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
912 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
914 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
915 (*lea<mode>_general_3): Ditto.
916 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
918 2016-05-06 Jakub Jelinek <jakub@redhat.com>
920 * genmddump.c (main): Convert argv from char ** to const char **.
922 2016-05-06 David Malcolm <dmalcolm@redhat.com>
924 * coretypes.h (OVERRIDE): New macro.
927 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
929 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
930 allow coalescing if the types are compatible.
932 2016-05-06 David Malcolm <dmalcolm@redhat.com>
934 * pass_manager.h (pass_manager::register_pass_name): New method.
935 (pass_manager::get_pass_by_name): New method.
936 (pass_manager::create_pass_tab): New method.
937 (pass_manager::m_name_to_pass_map): New field.
938 * passes.c (name_to_pass_map): Delete global in favor of field
939 "m_name_to_pass_map" of pass_manager.
940 (register_pass_name): Rename from a function to...
941 (pass_manager::register_pass_name): ...this method, updating
942 for renaming of global "name_to_pass_map" to field
943 "m_name_to_pass_map".
944 (create_pass_tab): Rename from a function to...
945 (pass_manager::create_pass_tab): ...this method, updating
946 for renaming of global "name_to_pass_map" to field.
947 (get_pass_by_name): Rename from a function to...
948 (pass_manager::get_pass_by_name): ...this method.
949 (enable_disable_pass): Convert use of get_pass_by_name to
950 a method call, locating the pass_manager singleton.
952 2016-05-06 David Malcolm <dmalcolm@redhat.com>
954 * genattr-common.c (main): Convert argv from char ** to const char **.
955 * genattr.c (main): Likewise.
956 * genattrtab.c (main): Likewise.
957 * genautomata.c (initiate_automaton_gen): Likewise.
959 * gencodes.c (main): Likewise.
960 * genconditions.c (main): Likewise.
961 * genconfig.c (main): Likewise.
962 * genconstants.c (main): Likewise.
963 * genemit.c (main): Likewise.
964 * genenums.c (main): Likewise.
965 * genextract.c (main): Likewise.
966 * genflags.c (main): Likewise.
967 * genmddeps.c (main): Likewise.
968 * genopinit.c (main): Likewise.
969 * genoutput.c (main): Likewise.
970 * genpeep.c (main): Likewise.
971 * genpreds.c (main): Likewise.
972 * genrecog.c (main): Likewise.
973 * gensupport.c (init_rtx_reader_args_cb): Likewise.
974 (init_rtx_reader_args): Likewise.
975 * gensupport.h (init_rtx_reader_args_cb): Likewise.
976 (init_rtx_reader_args): Likewise.
977 * gentarget-def.c (main): Likewise.
978 * read-md.c (read_md_files): Likewise.
979 * read-md.h (read_md_files): Likewise.
981 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
983 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
984 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
985 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
986 Remove unused predicate.
987 (register_and_not_fp_reg_operand): Ditto.
989 2016-05-06 Martin Liska <mliska@suse.cz>
991 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
992 instead of vec as the vector is local to the function.
994 2016-05-06 Jakub Jelinek <jakub@redhat.com>
996 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
997 avx512bw alternative.
999 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
1000 before the ashr<mode>3 pattern.
1002 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
1003 v instead of x in vex or maybe_vex alternatives, use
1004 maybe_evex instead of vex in prefix.
1006 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
1007 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
1008 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
1009 in vex or maybe_vex alternatives, use maybe_evex instead of vex
1012 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
1013 v instead of x in vex or maybe_vex alternatives, use
1014 maybe_evex instead of vex in prefix.
1016 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
1017 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
1018 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
1019 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
1020 alternatives, use maybe_evex instead of vex in prefix.
1022 * config/i386/sse.md (vec_interleave_lowv4sf,
1023 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
1024 v instead of x in vex or maybe_vex alternatives, use
1025 maybe_evex instead of vex in prefix.
1027 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
1028 v instead of x in vex or maybe_vex alternatives, use
1029 maybe_evex instead of vex in prefix.
1031 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
1032 v constraint instead of x.
1034 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
1036 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
1037 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
1040 2016-05-06 Richard Biener <rguenther@suse.de>
1042 PR tree-optimization/70948
1043 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
1044 Properly clobber all fields of va_list for __builtin_va_start.
1046 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
1049 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
1050 loop latch destination.
1052 2016-05-06 Martin Liska <mliska@suse.cz>
1054 * tree-ssa-uninit.c: Apply manual changes
1055 to the GNU coding style.
1056 (prune_uninit_phi_opnds): Rename from
1057 prune_uninit_phi_opnds_in_unrealizable_paths.
1059 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1061 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
1062 mspace): Remove deprecated options.
1063 * doc/invoke.texi (SH options): Remove -mspace.
1065 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1067 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
1069 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1071 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
1072 corresponding combine split pattern.
1074 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1077 * config/sh/predicates.md (long_displacement_mem_operand): New.
1078 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
1079 Add movi20, movi20s alternatives. Adjust length attribute for
1081 (movsi_ie): Allow for any FPU. Adjust length attribute for
1083 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
1084 attribute for alternatives.
1085 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
1086 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
1087 length attribute for alternatives.
1089 2016-05-06 Richard Biener <rguenther@suse.de>
1091 PR tree-optimization/70960
1092 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
1094 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1097 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
1098 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
1100 2016-05-06 Marek Polacek <polacek@redhat.com>
1103 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
1105 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1108 * config/sh/sh.md (*rotcr): Add another variant.
1110 2016-05-06 Richard Biener <rguenther@suse.de>
1113 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
1115 2016-05-06 Richard Biener <rguenther@suse.de>
1118 * fold-const.c (split_tree): Always convert to the original type
1121 2016-05-06 Richard Biener <rguenther@suse.de>
1123 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
1124 (fwprop_addr): Likewise.
1126 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
1129 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
1131 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
1132 * config/i386/i386.md (push mem splitter): Use find_constant_src in
1133 the splitter condition.
1134 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
1135 the splitter condition.
1136 (FP float_extend load splitter): Ditto.
1138 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
1140 * config/i386/i386.md (peehole2 patterns): Change true_regnum
1141 to REGNO in all peephole2 patterns.
1142 (post-reload splitters): Change true_regnum to REGNO in
1143 post-reload splitters.
1144 (zero_extend splitters): Use general_reg_operand and
1145 nonimmediate_gr_operand predicates.
1147 2016-05-05 Jakub Jelinek <jakub@redhat.com>
1149 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
1150 v constraint instead of x.
1152 2016-05-05 Alan Modra <amodra@gmail.com>
1155 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
1156 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
1157 TARGET_NO_FP_IN_TOC for -mrelocatable.
1158 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
1159 TARGET_RELOCATABLE test.
1160 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
1161 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
1162 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
1163 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
1164 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
1165 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
1166 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
1167 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
1168 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
1169 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
1171 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
1172 (rs6000_stack_info): Likewise.
1173 (rs6000_elf_asm_out_constructor): Likewise.
1174 (rs6000_elf_asm_out_destructor): Likewise.
1175 (rs6000_elf_declare_function_name): Likewise.
1176 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
1177 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
1180 2016-05-05 Alan Modra <amodra@gmail.com>
1182 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
1184 2016-05-05 Alan Modra <amodra@gmail.com>
1186 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
1187 out-of-line gpr restore for one or two regs if that would add
1190 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
1193 * config/i386/i386.md
1194 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
1195 Change to post-epilogue_completed late splitter. Use sse_reg_operand
1196 as operand 0 predicate.
1197 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
1199 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
1200 Ditto. Emit the pattern using RTX.
1202 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
1203 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
1204 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
1205 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
1207 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
1208 sse_reg_operand as operand 0 predicate.
1210 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
1211 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
1212 instead of gen_rtx_REG.
1213 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
1216 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
1218 * function.c (emit_use_return_register_into_block): Delete.
1219 (gen_return_pattern): Delete.
1220 (emit_return_into_block): Delete.
1221 (active_insn_between): Delete.
1222 (convert_jumps_to_returns): Delete.
1223 (emit_return_for_exit): Delete.
1224 (thread_prologue_and_epilogue_insns): Delete all code dealing with
1225 simple_return for shrink-wrapped blocks.
1226 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
1227 end of blocks that need one.
1228 (get_unconverted_simple_return): Delete.
1229 (convert_to_simple_return): Delete.
1230 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
1231 (convert_to_simple_return): Ditto.
1233 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
1235 * cfgcleanup.c (bb_is_just_return): New function.
1236 (try_optimize_cfg): Simplify jumps to return, branches to return,
1237 and branches around return.
1239 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
1241 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
1244 2016-05-04 Jakub Jelinek <jakub@redhat.com>
1248 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
1249 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
1250 assert flags & OEP_HASH_CHECK, instead of asserting it
1251 never happens. Handle TARGET_EXPR.
1252 * fold-const.c (operand_equal_p): For hash verification,
1253 or in OEP_HASH_CHECK into flags.
1255 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
1257 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
1259 (compute_samebase_partition_bases): Fix typo.
1261 2016-05-04 Jakub Jelinek <jakub@redhat.com>
1263 * config/i386/sse.md (vec_interleave_highv8sf,
1264 vec_interleave_lowv8sf, vec_interleave_highv4df,
1265 vec_interleave_lowv4df): Remove constraints from expanders.
1267 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
1269 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
1271 * tree-inline.c (expand_call_inline): Fix path dealing with
1272 making lhs of call statement undefined.
1274 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
1276 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
1277 Check availability on NODE, too.
1278 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
1279 (cgraph_node::call_for_symbol_and_aliases): Likewise.
1280 (varpool_node::call_for_symbol_and_aliase): Likewise.
1281 * ipa-pure-const.c (add_new_function): Analyze all bodies.
1282 (propagate_pure_const): Propagate across interposable functions, too.
1283 (skip_function_for_local_pure_const): Do not skip interposable bodies
1285 (pass_local_pure_const::execute): Update.
1287 2016-05-04 Marek Polacek <polacek@redhat.com>
1289 * doc/invoke.texi: Document -Wdangling-else.
1291 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
1293 * config.gcc: Error out when conflicting multilib is detected. Do not
1294 loop over multilibs since no combination is legal.
1296 2016-05-04 Alan Modra <amodra@gmail.com>
1298 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
1299 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
1300 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
1303 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
1305 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
1306 Clean up p5600 comments.
1308 2016-05-04 Richard Biener <rguenther@suse.de>
1310 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
1311 constructor simplifications.
1312 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
1314 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
1316 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
1317 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
1318 result.set_rtx is null instead of aborting.
1319 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
1321 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
1322 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
1323 *mov<mode>_store_postinc): New patterns.
1325 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
1327 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
1328 as commutative. Check both conversions are NOP.
1329 ((A & B) OP (C & B)): Remove.
1331 2016-05-04 Alan Modra <amodra@gmail.com>
1333 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
1335 2016-05-04 Alan Modra <amodra@gmail.com>
1338 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
1339 when cr2,3,4 are all fixed regs.
1341 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
1343 PR rtl-optimization/57193
1344 * opts.c (default_options_table): Revert OPT_frename_registers change.
1345 * doc/invoke.texi (-frename-registers, -O2): Likewise.
1347 2016-05-03 Martin Sebor <msebor@redhat.com>
1350 * builtins.c (fold_builtin_FILE): New function.
1351 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
1352 (fold_builtin_0): Call them.
1353 * gimplify.c (gimplify_call_expr): Remove the handling of
1354 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
1357 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
1358 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
1362 * doc/extend.texi (Function Names as Strings): Update __func__,
1363 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
1366 2016-05-03 Jakub Jelinek <jakub@redhat.com>
1367 Richard Biener <rguenther@suse.de>
1369 PR tree-optimization/70916
1370 * tree-if-conv.c: Include cfganal.h.
1371 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
1372 and remove_fake_exit_edges around the optimization pass.
1374 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
1376 * cgraph.c (symbol_table::create_edge): Set inline_failed.
1377 (cgraph_edge::make_direct): Likewise.
1378 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
1379 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
1380 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
1381 (CIF_THUNK): New code.
1382 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
1383 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
1384 (compute_inline_parameters): Set inline_failed for thunks.
1385 (inline_analyze_function): Cleanup.
1386 * ipa-inline.c (can_inline_edge_p): Do not deal with
1387 call_stmt_cannot_inline_p.
1388 (can_early_inline_edge_p): Likewise.
1389 (early_inliner): Initialize inline_failed.
1390 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
1392 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
1394 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
1395 from nonimm_ssenomem_operand.
1396 (nonimm_ssenomem_operand): New predicate.
1397 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
1398 as operand 0 predicate.
1399 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
1400 Disable unsupported alternatives using "enabled" attribute.
1401 Use register_ssemem_operand as operand 0 predicate.
1402 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
1404 2016-05-03 Marek Polacek <polacek@redhat.com>
1407 * input.c (expansion_point_location): New function.
1408 * input.h (expansion_point_location): Declare.
1410 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
1412 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
1413 occurence with frame_offset_ ones.
1415 2016-05-03 Alan Modra <amodra@gmail.com>
1417 PR rtl-optimization/70890
1418 * ira.c (combine_and_move_insns): When moving def_insn, remove
1421 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
1423 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
1424 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
1425 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
1426 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
1428 2016-05-03 Alan Modra <amodra@gmail.com>
1430 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
1431 for SAVE_MULTIPLE/STORE_MULTIPLE.
1433 2016-05-03 Jakub Jelinek <jakub@redhat.com>
1435 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
1436 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
1438 2016-05-03 Richard Biener <rguenther@suse.de>
1440 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
1442 (gimplify_arg): Likewise.
1443 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
1444 re-writing the result to a decl if required.
1445 (internal_get_tmp_var): Add allow_ssa parameter
1446 and override into_ssa with it.
1447 (get_formal_tmp_var): Adjust.
1448 (get_initialized_tmp_var): Add allow_ssa parameter.
1449 (gimplify_arg): Add allow_ssa parameter and avoid generating
1450 SSA names for the result false.
1451 (gimplify_call_expr): If the call may return twice do not
1452 gimplify parameters into SSA.
1453 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
1454 (gimplify_modify_expr): Adjust assert. For noreturn calls
1455 with a SSA name LHS adjust its def.
1456 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
1457 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
1458 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
1459 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
1460 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
1461 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
1462 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
1463 (optimize_target_teams): Do not allow SSA names for clause operands.
1464 (gimplify_expr): Likewise for where we mark the result addressable.
1465 * passes.def (pass_init_datastructures): Remove.
1466 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
1467 (rewrite_stmt): Likewise.
1468 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
1469 (replace_locals_op): Replace SSA names.
1470 (copy_gimple_seq_and_replace_locals): Init src_cfun.
1471 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
1472 * cgraph.c (release_function_body): Free CFG annotations only
1473 when we have a CFG. Simplify.
1474 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
1475 force_gimple_operand instead of get_initialized_tmp_var.
1476 * tree-pass.h (make_pass_init_datastructures): Remove.
1477 * tree-ssa.c (execute_init_datastructures): Remove.
1478 (pass_data_init_datastructures): Likewise.
1479 (class pass_init_datastructures): Likewise.
1480 (make_pass_init_datastructures): Likewise.
1481 * omp-low.c (create_omp_child_function): Init SSA data structures.
1482 (grid_expand_target_grid_body): Likewise.
1483 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
1484 name before adding it to names_to_release.
1485 (remove_bb): Always release SSA defs.
1486 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
1487 before dereferencing it.
1488 * cgraphunit.c (init_lowered_empty_function): Always
1489 int SSA data structures.
1490 * tree-ssanames.c (release_defs): Remove assert that we are in
1492 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
1494 2016-05-03 Jakub Jelinek <jakub@redhat.com>
1495 Uros Bizjak <ubizjak@gmail.com>
1497 PR rtl-optimization/70467
1498 * config/i386/predicates.md (x86_64_hilo_int_operand,
1499 x86_64_hilo_general_operand): New predicates.
1500 * config/i386/constraints.md (Wd): New constraint.
1501 * config/i386/i386.md (mode attr di): Use Wd instead of e.
1502 (general_hilo_operand): New mode attr.
1503 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
1504 instead of <general_operand>.
1505 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
1506 x86_64_hilo_general_operand instead of <general_operand>.
1508 2016-05-03 Jakub Jelinek <jakub@redhat.com>
1510 PR tree-optimization/70916
1511 * tree-if-conv.c (constant_or_ssa_name): Removed.
1512 (fold_build_cond_expr): Use is_gimple_val instead of
1513 constant_or_ssa_name.
1515 PR tree-optimization/70916
1516 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
1517 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
1520 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
1521 (optimize_atomic_bit_test_and): New function.
1522 (pass_fold_builtins::execute): Use it.
1523 * optabs.def (atomic_bit_test_and_set_optab,
1524 atomic_bit_test_and_complement_optab,
1525 atomic_bit_test_and_reset_optab): New optabs.
1526 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
1527 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
1528 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
1529 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
1530 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
1531 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
1532 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
1533 * doc/md.texi (atomic_bit_test_and_set@var{mode},
1534 atomic_bit_test_and_complement@var{mode},
1535 atomic_bit_test_and_reset@var{mode}): Document.
1536 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
1537 atomic_bit_test_and_complement<mode>,
1538 atomic_bit_test_and_reset<mode>): New expanders.
1539 (atomic_bit_test_and_set<mode>_1,
1540 atomic_bit_test_and_complement<mode>_1,
1541 atomic_bit_test_and_reset<mode>_1): New insns.
1543 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
1545 PR rtl-optimization/70687
1546 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
1547 instead of unsigned HOST_WIDE_INT.
1549 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
1551 PR rtl-optimization/44281
1552 * hard-reg-set.h (struct target_hard_regs): New field
1553 x_fixed_nonglobal_reg_set.
1554 (fixed_nonglobal_reg_set): New macro.
1555 * reginfo.c (init_reg_sets_1): Initialize it.
1556 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
1558 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
1560 2016-05-03 Bin Cheng <bin.cheng@arm.com>
1562 PR tree-optimization/56541
1563 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
1564 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
1565 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
1566 (any_complicated_phi): new static variable.
1567 (aggressive_if_conv): delete.
1568 (if_convertible_phi_p): support phis with more than two arguments.
1569 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
1570 critical pred edges.
1571 (ifcvt_split_critical_edges): support phis with more than two
1572 arguments by checking new parameter. only split critical edges
1574 (tree_if_conversion): handle simd pragma marked loop using new
1575 local variable aggressive_if_conv. check any_complicated_phi.
1577 2016-05-03 Bin Cheng <bin.cheng@arm.com>
1579 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
1582 2016-05-03 Bin Cheng <bin.cheng@arm.com>
1584 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
1587 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
1589 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
1590 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
1591 define_insn_and_split.
1592 (mulsi3_i): New define_insn_and_split.
1593 (mulsi3_call): Convert to define_insn.
1594 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
1597 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
1599 * machmode.h (mode_complex): Add support to give the complex mode
1601 (GET_MODE_COMPLEX_MODE): Likewise.
1602 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
1603 stored by build_complex_type and gfc_build_complex_type instead of
1604 trying to figure out the appropriate mode based on the size. Raise
1605 an assertion error, if the type was not set.
1606 * genmodes.c (struct mode_data): Add field for the complex type of
1608 (blank_mode): Likewise.
1609 (make_complex_modes): Remember the complex mode created in the
1611 (emit_mode_complex): Write out the mode_complex array to map a
1612 type mode to the complex version.
1613 (emit_insn_modes_c): Likewise.
1614 * tree.c (build_complex_type): Set the complex type to use before
1615 calling layout_type.
1616 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
1617 support for __float128 complex datatypes.
1618 (rs6000_hard_regno_mode_ok): Likewise.
1619 (rs6000_setup_reg_addr_masks): Likewise.
1620 (rs6000_complex_function_value): Likewise.
1621 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
1622 __float128 and __ibm128 complex.
1623 (FLOAT128_IBM_P): Likewise.
1624 (ALTIVEC_ARG_MAX_RETURN): Likewise.
1625 * doc/extend.texi (Additional Floating Types): Document that
1626 -mfloat128 must be used to enable __float128. Document complex
1627 __float128 and __ibm128 support.
1629 2016-05-02 Jakub Jelinek <jakub@redhat.com>
1632 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
1633 char/short arguments promoted to int because of promote_prototypes.
1635 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
1637 * config/i386/predicates.md (register_ssemem_operand): New predicate.
1638 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
1639 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
1640 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
1641 alternatives using "enabled" attribute. Use register_ssemem_operand
1642 as operand 1 predicate.
1643 (*cmpi<unord>xf_i387): Split XFmode pattern from
1644 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
1645 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
1646 *absneg<mode>2_i387. Disable unsupported alternatives using
1647 "enabled" attribute.
1648 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
1650 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
1652 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
1654 (oacc_loop_process): Check mask for loop termination.
1656 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
1658 * cif-code.def (CIF_THUNK): Add.
1659 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
1662 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
1664 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
1665 (dump_inline_summary): Dump it.
1666 (fp_expression_p): New predicate.
1667 (estimate_function_body_sizes): Use it.
1668 (inline_merge_summary): Merge fp_expressions.
1669 (inline_read_section): Read fp_expressions.
1670 (inline_write_summary): Write fp_expressions.
1671 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
1672 codegen boundary if either caller or callee is !fp_expressions.
1673 * ipa-inline.h (inline_summary): Add fp_expressions.
1674 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
1675 to fp_expressions be sure the fp generation flags are updated.
1677 2016-05-02 Jakub Jelinek <jakub@redhat.com>
1679 PR rtl-optimization/70467
1680 * cse.c (cse_insn): Handle no-op MEM moves after folding.
1682 PR rtl-optimization/70467
1683 * ipa-pure-const.c (check_call): Handle internal calls even in
1684 ipa mode like in local mode.
1686 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
1688 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
1690 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
1692 * match.pd (X u< X, X u> X): New transformations.
1694 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
1696 * flag-types.h (enum warn_strict_overflow_code): Move ...
1697 * coretypes.h: ... here.
1698 * fold-const.h (fold_overflow_warning): Declare.
1699 * fold-const.c (fold_overflow_warning): Make non-static.
1700 (fold_comparison): Move the transformation of X +- C1 CMP C2
1701 into X CMP C2 -+ C1 ...
1702 * match.pd: ... here.
1703 * gimple-fold.c (fold_stmt_1): Protect with
1704 fold_defer_overflow_warnings.
1706 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
1708 * omp-low.c (struct oacc_loop): Add 'inner' field.
1709 (new_oacc_loop_raw): Initialize it to zero.
1710 (oacc_loop_fixed_partitions): Initialize it.
1711 (oacc_loop_auto_partitions): Partition outermost loop to outermost
1712 available partitioning.
1714 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
1716 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
1718 (umulsidi3): Likewise.
1719 (indirect_jump): Fix jump instruction assembly patterns.
1721 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
1724 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
1725 (nvptx_function_value): Assert non-NULL cfun.
1727 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
1729 PR rtl-optimization/70886
1730 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
1732 * cselib.h (rtx_equal_for_cselib_1): Declare.
1733 (rtx_equal_for_cselib_p: New inline function.
1734 * cselib.c (rtx_equal_for_cselib_p): Delete.
1735 (rtx_equal_for_cselib_1): Make public.
1737 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
1739 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
1740 (register_mixssei387nonimm_operand): Remove predicate.
1741 * config/i386/i386.md (*fop_<mode>_comm): Merge from
1742 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
1743 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
1744 for TARGET_MIX_SSE_I387 alternatives.
1745 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
1746 Disable unsupported alternatives using "enabled" attribute. Use
1747 nonimm_ssenomem_operand as operand 1 predicate. Also check
1748 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
1750 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
1752 * tree.c (cst_and_fits_in_hwi): Simplify.
1754 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
1756 * tree.h (wi::to_wide): New function.
1757 * expr.c (expand_expr_real_1): Use wi::to_wide.
1758 * fold-const.c (int_const_binop_1): Likewise.
1759 (extract_muldiv_1): Likewise.
1761 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
1763 * wide-int.h: Update offset_int and widest_int documentation.
1764 (WI_SIGNED_SHIFT_RESULT): New macro.
1765 (wi::binary_shift): Define signed_shift_result_type for
1766 shifts on offset_int- and widest_int-like types.
1767 (generic_wide_int): Support <<= and >>= if << and >> are supported.
1768 * tree.h (int_bit_position): Use shift operators instead of wi::
1770 * alias.c (adjust_offset_for_component_ref): Likewise.
1771 * expr.c (get_inner_reference): Likewise.
1772 * fold-const.c (fold_comparison): Likewise.
1773 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
1774 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
1775 * tree-dfa.c (get_ref_base_and_extent): Likewise.
1776 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
1777 (stmt_kills_ref_p): Likewise.
1778 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
1779 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
1780 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
1781 (ao_ref_init_from_vn_reference): Likewise.
1783 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
1785 * wide-int.h: Update offset_int and widest_int documentation.
1786 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
1787 (wi::binary_traits): Allow ordered comparisons between offset_int and
1788 offset_int, between widest_int and widest_int, and between either
1789 of these types and basic C types.
1790 (operator <, <=, >, >=): Define for the same combinations.
1791 * tree.h (tree_int_cst_lt): Use comparison operators instead
1792 of wi:: comparisons.
1793 (tree_int_cst_le): Likewise.
1794 * gimple-fold.c (fold_array_ctor_reference): Likewise.
1795 (fold_nonarray_ctor_reference): Likewise.
1796 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
1797 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
1798 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
1799 * tree-sra.c (completely_scalarize): Likewise.
1800 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
1801 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
1802 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
1803 (check_for_binary_op_overflow): Likewise.
1804 (search_for_addr_array): Likewise.
1805 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
1807 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
1809 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
1810 (arc_save_restore): Likewise.
1811 (arc_dwarf_register_span): Likewise.
1812 (arc_output_pic_addr_const): Initialize suffix variable.
1814 2016-05-02 Martin Liska <mliska@suse.cz>
1816 * symbol-summary.h (function_summary::function_summary):
1817 Remove checking assert for all cgraph nodes.
1818 (function_summary::get): Check summary_uid.
1819 (symtab_insertion): Check summary_uid.
1821 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
1823 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
1824 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
1826 (arc_dwarf_register_span): Remove enum keyword.
1827 (compact_memory_operand_p): New function.
1828 * config/arc/arc.h (reg_class): Add code density register classes.
1829 (REG_CLASS_NAMES): Likewise.
1830 (REG_CLASS_CONTENTS): Likewise.
1831 * config/arc/arc.md (*movqi_insn): Add code density instructions.
1832 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
1833 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
1834 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
1835 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
1837 (h, Rcd, Rsd, Rzd): New register constraints.
1838 (T): Use compact_memory_operand_p function.
1839 * config/arc/predicates.md (compact_load_memory_operand): Remove.
1841 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
1843 * config/sh/sh.md (*negnegt, *movtt): Remove.
1845 2016-05-02 Marek Polacek <polacek@redhat.com>
1846 Tom de Vries <tom@codesourcery.com>
1848 PR tree-optimization/70700
1849 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
1850 bigger than FIRST_REF_NODE.
1852 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
1855 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
1857 (prepare_cbranch_operands): Don't use scratch register. Assume that
1858 function is used when pseudos can be created.
1859 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
1860 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
1861 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
1862 define_expand. Allow it only when pseudos can be created.
1863 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
1865 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
1867 * config/i386/constraints.md (BC): Only allow -1 operands.
1868 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
1869 Add "enabled" attribute. Update XI mode attribute calculation.
1870 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
1871 (*movoi_internal_avx): Update XI mode attribute calculation.
1872 (*movti_internal): Ditto.
1874 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
1876 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
1877 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
1879 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
1881 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
1882 statement on instruction code. Remove trailing spaces.
1883 (altivec_expand_stv_builtin): Likewise.
1885 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
1887 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
1888 (TARGET_FPU_DOUBLE): Simplify.
1889 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
1890 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
1891 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
1892 with 'TARGET_FPU_DOUBLE'.
1893 * config/sh/sh.md: Likewise.
1895 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
1897 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
1898 SH_DIV_STR_FOR_SIZE): Remove.
1899 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
1900 SH_DIV_STR_FOR_SIZE): Remove.
1902 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
1904 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
1905 logical_reg_operand): Delete.
1906 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
1907 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
1908 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
1909 match_operand and match_test.
1910 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
1911 variables on their first use. Return bool values.
1912 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
1913 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
1914 arith_reg_operand for input operand. Remove empty constraints.
1916 (*xorsi3_compact): Rename to xorsi3.
1917 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
1918 (*zero_extend<mode>si2_disp_mem): Update comment.
1921 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
1923 * config/sh/t-sh: Remove SH5 support.
1924 * config.gcc: Likewise.
1925 * configure: Likewise.
1927 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1929 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
1931 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
1933 * config/sh/sh.c (register_sh_passes, sh_option_override,
1934 sh_print_operand, prepare_move_operands,
1935 sh_can_follow_jump): Remove TARGET_SH1 checks.
1936 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
1937 PROMOTE_MODE): Likewise.
1938 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
1941 2016-04-30 Alan Modra <amodra@gmail.com>
1943 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
1944 restoring when fixed_reg_p, but allow out-of-line or stmw save.
1945 Check for user regs later to avoid unnecessary looping over regs.
1946 Merge user reg check with non-saved reg check. Don't force
1947 inline VR restore when static chain used.
1948 (rs6000_frame_related): Omit eh_frame info for user regs when
1950 (fixed_regs_p): Delete.
1952 2016-04-30 Alan Modra <amodra@gmail.com>
1954 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
1955 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
1958 2016-04-30 Alan Modra <amodra@gmail.com>
1961 * config/rs6000/rs6000.c (fixed_reg_p): New function.
1962 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
1965 2016-04-30 Alan Modra <amodra@gmail.com>
1967 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
1968 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
1969 flag_pic test for Darwin.
1971 2016-04-30 Alan Modra <amodra@gmail.com>
1973 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
1974 throw_calls_crossed.
1975 (REG_FREQ_CALLS_CROSSED): Delete.
1976 (REG_N_THROWING_CALLS_CROSSED): Delete.
1977 * regstat.c (regstat_bb_compute_ri): Don't calculate
1978 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
1979 (dump_reg_info): Don't print call cross frequency.
1980 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
1981 and REG_N_THROWING_CALLS_CROSSED.
1983 2016-04-30 Alan Modra <amodra@gmail.com>
1985 * regs.h (struct reg_info_t): Delete live_length.
1986 (REG_LIVE_LENGTH): Delete macro.
1987 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
1988 local_live, local_processed and local_live_last_luid params.
1989 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
1991 (regstat_compute_ri): Adjust for above. Don't set
1993 (dump_reg_info): Don't print live length.
1994 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
1995 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
1996 Localize loop_depth var.
1998 2016-04-30 Alan Modra <amodra@gmail.com>
2000 * ira.c (enum valid_equiv): New.
2001 (validate_equiv_mem): Return enum.
2002 (update_equiv_mem): Create replacement in more cases.
2003 (add_store_equivs): Update validate_equiv_mem call.
2005 2016-04-30 Alan Modra <amodra@gmail.com>
2007 * ira.c (combine_and_move_insns): Rather than scanning insns,
2008 use DF infrastucture to find use and def insns.
2010 2016-04-30 Alan Modra <amodra@gmail.com>
2012 ira.c (combine_and_move_insns): Move invariant conditions..
2013 (ira.c): ..to here. Call combine_and_move_insns before
2014 add_store_equivs. Call grow_reg_equivs later. Allocate
2015 req_equiv later using max_reg_num() rather than global max_regno.
2016 (contains_replace_regs): Delete.
2017 (add_store_equivs): Remove contains_replace_regs test.
2019 2016-04-30 Alan Modra <amodra@gmail.com>
2021 * ira.c (struct equiv_mem_data): New.
2022 (equiv_mem, equiv_mem_modified): Delete static vars.
2023 (validate_equiv_mem_from_store): Use "data" param to communicate..
2024 (validate_equiv_mem): ..from here.
2026 2016-04-30 Alan Modra <amodra@gmail.com>
2028 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
2030 (update_reg_equivs): ..here. Move allocation and freeing of
2031 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
2032 end_alias_analysis to..
2035 2016-04-30 Alan Modra <amodra@gmail.com>
2037 * ira.c (pdx_subregs): Delete.
2038 (struct equivalence): Add pdx_subregs field.
2039 (set_paradoxical_subreg): Remove pdx_subregs param. Update
2041 (update_equiv_regs): Don't create or free pdx_subregs. Update
2044 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2046 * config/rs6000/altivec.h: Change definitions of vec_xl and
2048 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
2049 (LD_ELEMREV_V2DI): New.
2050 (LD_ELEMREV_V4SF): New.
2051 (LD_ELEMREV_V4SI): New.
2052 (LD_ELEMREV_V8HI): New.
2053 (LD_ELEMREV_V16QI): New.
2054 (ST_ELEMREV_V2DF): New.
2055 (ST_ELEMREV_V2DI): New.
2056 (ST_ELEMREV_V4SF): New.
2057 (ST_ELEMREV_V4SI): New.
2058 (ST_ELEMREV_V8HI): New.
2059 (ST_ELEMREV_V16QI): New.
2062 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2063 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
2064 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
2065 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
2066 (altivec_expand_builtin): Add handling for
2067 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
2068 (rs6000_invalid_builtin): Add error-checking for
2069 RS6000_BTM_P9_VECTOR.
2070 (altivec_init_builtins): Define builtins used to implement vec_xl
2072 (rs6000_builtin_mask_names): Define power9-vector.
2073 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
2074 (RS6000_BTM_P9_VECTOR): Define.
2075 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
2076 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
2077 (vsx_ld_elemrev_v2df): Likewise.
2078 (vsx_ld_elemrev_v4sf): Likewise.
2079 (vsx_ld_elemrev_v4si): Likewise.
2080 (vsx_ld_elemrev_v8hi): Likewise.
2081 (vsx_ld_elemrev_v16qi): Likewise.
2082 (vsx_st_elemrev_v2df): Likewise.
2083 (vsx_st_elemrev_v2di): Likewise.
2084 (vsx_st_elemrev_v4sf): Likewise.
2085 (vsx_st_elemrev_v4si): Likewise.
2086 (vsx_st_elemrev_v8hi): Likewise.
2087 (vsx_st_elemrev_v16qi): Likewise.
2088 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
2091 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
2093 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
2095 (simplify_control_stmt_condition_1): ... here. Recurse into
2096 BIT_AND_EXPRs and BIT_IOR_EXPRs.
2098 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
2101 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
2102 (zero_extendqi<mode>2_dot): Revert earlier conversion from
2103 define_insn_and_split to define_insn.
2104 (zero_extendqi<mode>2_dot2): Same.
2105 (extendqi<mode>2_dot): Same.
2106 (extendqi<mode>2_dot2): Same.
2108 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
2110 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
2111 (probe_stack): New expander.
2112 (probe_stack_<mode>): New insn pattern.
2114 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
2116 * config/i386/i386.md
2117 (operations with memory inputs setting flags peephole2):
2118 Remove uneeded REG_P checks. Cleanup pattern generation.
2120 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
2122 * tree-vect-loop.c (vect_transform_loop): Fix
2123 nb_iterations_upper_bound computation for vectorized loop.
2125 2016-04-29 Marek Polacek <polacek@redhat.com>
2126 Jakub Jelinek <jakub@redhat.com>
2129 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
2130 TARGET_EXPR_SLOT as a base.
2132 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
2134 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
2135 with 'rCm2' constraints to limit possible immediate size.
2136 (*load_zeroextendqisi_update): Likewise.
2137 (*load_signextendqisi_update): Likewise.
2138 (*loadhi_update): Likewise.
2139 (*load_zeroextendhisi_update): Likewise.
2140 (*load_signextendhisi_update): Likewise.
2141 (*loadsi_update): Likewise.
2142 (*loadsf_update): Likewise.
2144 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
2146 * config/i386/predicates.md (constm1_operand): Fix comparison.
2148 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
2150 * testsuite/gcc.target/arc/ieee_eq.c: New test.
2152 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
2154 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
2155 remaining SH5 related settings.
2156 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
2157 shmedia_prepare_call_address): Delete.
2158 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
2159 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
2160 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
2161 UNSUPPORTED_SH2A): Remove m5 checks.
2162 (sh_divide_strategy_e): Remove SH5 division strategies.
2163 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
2164 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
2166 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
2168 * config/s390/s390.c (s390_rtx_costs): Update documentation.
2170 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2172 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
2173 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
2175 * config/s390/vector.md ("mov<mode>"): Likewise.
2177 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
2179 * config/s390/constraints.md ("U", "W"): Invoke
2180 s390_mem_constraint with "ZR" and "ZT".
2181 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
2182 addresses when using LRA. Accept also short displacements for S
2183 and T constraints. Do not check for long displacement target for
2184 S and T constraints.
2185 (s390_mem_constraint): Remove handling of U and W constraints.
2186 * config/s390/s390.md (various patterns): Remove the short
2187 displacement constraints (Q and R) if a long displacement
2188 constraint is present. Add longdisp as required CPU capability.
2189 * config/s390/vector.md: Likewise.
2190 * config/s390/vx-builtins.md: Likewise.
2192 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2195 * reload1.c (reload): Call finish_spills before
2196 restarting reload loop. Skip select_reload_regs
2197 if update_eliminables_and_spill returns true.
2199 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
2201 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
2202 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
2203 (umulhisi3_imm): Update predicates and constraint letters.
2204 (umulhisi3_reg): Declare instruction as commutative.
2205 * config/arc/constraints.md (J12, J16): New constraints.
2206 * config/arc/predicates.md (short_unsigned_const_operand): New
2208 (arc_short_operand): Likewise.
2209 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
2211 2016-04-29 Richard Biener <rguenther@suse.de>
2213 PR tree-optimization/13962
2214 PR tree-optimization/65686
2215 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
2216 * tree-ssa-alias.c (ptrs_compare_unequal): New function
2217 using PTA to compare pointers.
2218 * match.pd: Add pattern for pointer equality compare simplification
2219 using ptrs_compare_unequal.
2221 2016-04-29 Richard Biener <rguenther@suse.de>
2223 * stor-layout.c (layout_type): Do not build a pointer-to-element
2226 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
2228 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
2229 Use SWI mode iterator. Use general_reg_operand predicate.
2230 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
2231 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
2234 2016-04-29 Jakub Jelinek <jakub@redhat.com>
2237 * fold-const.c (operand_equal_p): Don't verify hash value equality
2239 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
2242 2016-04-28 Jakub Jelinek <jakub@redhat.com>
2245 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
2246 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
2247 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
2248 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
2249 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
2251 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
2253 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
2254 to info. Don't initialize separate fields to 0. Clean up
2257 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
2259 * config/i386/i386.md (peephole2s for operations with memory inputs):
2260 Use SWI mode iterator.
2261 (peephole2s for operations with memory outputs): Ditto.
2262 Do not check for stack checking probe.
2264 (probe_stack): Remove expander.
2266 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
2267 Andrew Burgess <andrew.burgess@embecosm.com>
2269 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
2270 operands as 32-bits.
2272 2016-04-28 Jason Merrill <jason@redhat.com>
2274 * gdbinit.in: Skip line-map.h.
2276 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
2277 Andrew Burgess <andrew.burgess@embecosm.com>
2279 * config/arc/arc.c (arc_conditional_register_usage): Take
2280 TARGET_RRQ_CLASS into account.
2281 (arc_print_operand): Support printing 'p' and 's' operands.
2282 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
2284 (TARGET_RRQ_CLASS): Define.
2285 (IS_POWEROF2_OR_0_P): Define.
2286 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
2288 (*tst_movb): New define_insn.
2289 (*tst): Avoid recognition if it could prevent '*tst_movb'
2290 combination; replace c/CnL with c/Chs alternative.
2291 (*tst_bitfield_tst): New define_insn.
2292 (*tst_bitfield_asr): New define_insn.
2293 (*tst_bitfield): New define_insn.
2294 (andsi3_i): Add Rrq variant.
2295 (extzv): New define_expand.
2296 (insv): New define_expand.
2297 (*insv_i): New define_insn.
2298 (*movb): New define_insn.
2299 (*movb_signed): New define_insn.
2300 (*movb_high): New define_insn.
2301 (*movb_high_signed): New define_insn.
2302 (*movb_high_signed + 1): New define_split pattern.
2303 (*mrgb): New define_insn.
2304 (*mrgb + 1): New define_peephole2 pattern.
2305 (*mrgb + 2): New define_peephole2 pattern.
2306 * config/arc/arc.opt (mbitops): New option for nps400, uses
2307 TARGET_NPS_BITOPS_DEFAULT.
2308 * config/arc/constraints.md (q): Make register class conditional.
2309 (Rrq): New register constraint.
2310 (Chs): New constraint.
2311 (Clo): New constraint.
2312 (Chi): New constraint.
2313 (Cbf): New constraint.
2314 (Cbn): New constraint.
2315 (C18): New constraint.
2316 (Cbi): New constraint.
2318 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
2320 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
2322 (bitmap_intersection_of_preds): Ditto.
2323 (bitmap_union_of_succs): Ditto.
2324 (bitmap_union_of_preds): Ditto.
2325 * sbitmap.c (do_popcount): Delete.
2326 (BITMAP_DEBUGGING): Delete.
2327 (sbitmap_verify_popcount): Delete.
2328 (sbitmap_alloc): Don't initialize the popcount field.
2329 (sbitmap_alloc_with_popcount): Delete.
2330 (sbitmap_resize): Don't resize the popcount array.
2331 (sbitmap_vector_alloc): Don't initialize the popcount field.
2332 (bitmap_copy): Don't copy the popcount array.
2333 (bitmap_clear): Don't clear the popcount array.
2334 (bitmap_clear): Delete the popcount array handling.
2335 (bitmap_ior_and_compl): Delete the popcount assert.
2336 (bitmap_not): Ditto.
2337 (bitmap_and_compl): Ditto.
2338 (bitmap_and): Delete the popcount array handling.
2339 (bitmap_xor): Ditto.
2340 (bitmap_ior): Ditto.
2341 (bitmap_or_and): Delete the popcount assert.
2342 (bitmap_and_or): Ditto.
2343 (popcount_table): Delete.
2344 (sbitmap_elt_popcount): Delete.
2345 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
2346 (bitmap_set_bit): Delete the popcount assert.
2347 (bitmap_clear_bit): Ditto.
2348 (sbitmap_free): Don't free the popcount array.
2349 (sbitmap_alloc_with_popcount): Delete declaration.
2350 (sbitmap_popcount): Ditto.
2352 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
2353 Andrew Burgess <andrew.burgess@embecosm.com>
2355 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
2356 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
2357 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
2358 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
2359 * config/arc/arc.opt (mcmem): New option.
2360 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
2361 supply length for r/m alternative.
2362 (*extendqisi2_ac): Likewise.
2363 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
2365 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
2366 (movhi_insn): Likewise.
2367 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
2368 (*zero_extendqihi2_i): Add r/Ucm alternative.
2369 (*zero_extendqisi2_ac): Likewise.
2370 (*zero_extendhisi2_i): Likewise.
2371 * config/arc/constraints.md (Uex): New memory constraint.
2372 (Ucm): New define_constraint.
2373 * config/arc/predicates.md (long_immediate_loadstore_operand):
2374 Return 0 for MEM with cmem_address address.
2375 (cmem_address_0): New predicates.
2376 (cmem_address_1): Likewise.
2377 (cmem_address_2): Likewise.
2378 (cmem_address): Likewise.
2380 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
2382 * config/rs6000/rs6000.c (machine_function): Rename
2383 insn_chain_scanned_p to spe_insn_chain_scanned_p.
2384 (rs6000_stack_info): Adjust.
2386 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
2387 Andrew Burgess <andrew.burgess@embecosm.com>
2389 * config/arc/constraints.md (Usd): Convert to define_constraint.
2393 2016-04-28 Jakub Jelinek <jakub@redhat.com>
2396 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
2397 Add new peephole2 where the first insn is *mov<mode>_or instead of
2398 *mov<mode>_internal.
2400 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
2402 * tracer.c (bb_seen): Make static.
2404 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
2406 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
2407 support, setup defaults.
2408 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
2409 * config/arc/arc.c (arc_init): Add NPS400 support.
2410 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
2411 (TARGET_ARC700): NPS400 is also an ARC700.
2412 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
2414 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
2417 * config/nds32/nds32.md (casesi): Don't access the operands array
2420 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
2422 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
2423 (or $-1,reg peephole2): Ditto.
2424 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
2426 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
2428 * doc/extend.texi (Common Function Attributes) [optimize]:
2429 Discourage use of the optimize attribute.
2431 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
2433 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
2434 special case builtin.
2435 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
2436 ALTIVEC_BUILTIN_VEC_ADDE.
2437 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
2438 support for ALTIVEC_BUILTIN_VEC_ADDE.
2439 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
2440 for __builtin_vec_adde.
2442 2016-04-28 Jakub Jelinek <jakub@redhat.com>
2444 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
2445 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
2447 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2450 * doc/sourcebuild.texi (Effective-Target Keywords, Other
2451 attributes): Document cilkplus_runtime.
2453 2016-04-28 Martin Jambor <mjambor@suse.cz>
2455 * tree-cfg.c (verify_expr): Verify that local declarations belong to
2456 this function. Call verify_expr on MEM_REFs and bases of other
2459 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2461 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
2462 for WORD_REGISTER_OPERATIONS to runtime check.
2464 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
2466 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
2468 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
2470 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
2471 big-endian compilation.
2472 * config/arc/arc.md (addf3): Likewise.
2476 2016-04-28 Richard Biener <rguenther@suse.de>
2478 PR tree-optimization/70840
2479 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
2480 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
2481 Mark x * pow(x,c) -> pow(x,c+1) commutative.
2482 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
2484 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2486 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
2487 and explain why in a comment.
2489 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
2491 * config/arc/arc.md (cpu_facility): Add fpx variant.
2492 (subdf3): Prohibit use reverse sub when assist operations option
2494 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
2495 instructions only when FPX is enabled.
2496 * testsuite/gcc.target/arc/trsub.c: New test.
2498 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
2500 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
2501 mult_operator when calculating "type" attribute.
2502 (*fop_<mode>_1_i387): Ditto.
2503 (*fop_xf_1_i387): Ditto.
2504 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
2505 Use std::swap to swap operands. Use RTL expressions to generate
2508 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
2509 Joern Rennecke <joern.rennecke@embecosm.com>
2511 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
2513 (emit_pic_move): Remove.
2514 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
2515 * config/arc/arc.c (emit_pic_move): Removed.
2516 (TARGET_HAVE_TLS): Define.
2517 (arc_conditional_register_usage): Test for arc_tp_regno.
2518 (arc_print_operand, arc_print_operand_address): Handle TLS
2520 (arc_needs_pcl_p): New function.
2521 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
2522 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
2523 (arc_raw_symbolic_reference_mentioned_p): Likewise.
2524 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
2525 (arc_legitimize_tls_address): Likewise.
2526 (DTPOFF_ZERO_SYM): Define.
2527 (arc_legitimize_pic_address): Make it static, handle TLS cases.
2528 (arc_output_pic_addr_const): Print TLS unspecs.
2529 (prepare_pic_move): New function, replaces emit_pic_move.
2530 (arc_legitimate_constant_p): Handle TLS unspecs.
2531 (arc_legitimate_address_p): Likewise.
2532 (arc_rewrite_small_data_p): Use assert for TLS constants.
2533 (prepare_move_operands): Use prepare_pic_move.
2534 (arc_legitimize_address): Legitimize tls addresses.
2535 (arc_epilogue_uses): Check for arc_tp_regno.
2536 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
2537 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
2539 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
2541 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
2542 %(arc_tls_extra_start_spec).
2543 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
2544 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
2546 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
2547 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
2548 (UNSPEC_TLS_OFF): Add.
2550 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
2551 (get_thread_pointersi): New patterns.
2552 * config/arc/arc.opt (mtp-regno): New option.
2553 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
2554 (move_dest_operand): Likewise.
2555 * configure: Regenerate.
2556 * configure.ac: Add arc*-*-* case to test for tls.
2557 * doc/invoke.texi (ARC options): Document mtp-regno.
2559 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
2561 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
2562 the new ARC HS SIMD instructions.
2563 (arc_preferred_simd_mode): New function.
2564 (arc_autovectorize_vector_sizes): Likewise.
2565 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
2566 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
2567 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
2568 (arc_init_builtins): Add new SIMD builtin types.
2569 (arc_split_move): Handle 64 bit vector moves.
2570 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
2571 (TARGET_PLUS_QMACW): Define.
2572 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
2573 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
2574 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
2575 (VSUBADD4H): New builtins.
2576 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
2577 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
2579 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
2580 Matthias Klose <doko@debian.org>
2582 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
2584 2016-04-28 Richard Biener <rguenther@suse.de>
2587 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
2590 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
2592 * common/config/sh/sh-common.c: Remove SH5 support.
2593 * config/sh/constraints.md: Likewise.
2594 * config/sh/config/sh/elf.h: Likewise.
2595 * config/sh/linux.h: Likewise.
2596 * config/sh/netbsd-elf.h: Likewise.
2597 * config/sh/predicates.md: Likewise.
2598 * config/sh/sh-c.c: Likewise.
2599 * config/sh/sh-protos.h: Likewise.
2600 * config/sh/sh.c: Likewise.
2601 * config/sh/sh.h: Likewise.
2602 * config/sh/sh.md: Likewise.
2603 * config/sh/sh.opt: Likewise.
2604 * config/sh/sync.md: Likewise.
2605 * config/sh/sh64.h: Delete.
2606 * config/sh/shmedia.h: Likewise.
2607 * config/sh/shmedia.md: Likewise.
2608 * config/sh/sshmedia.h: Likewise.
2609 * config/sh/t-netbsd-sh5-64: Likewise.
2610 * config/sh/t-sh64: Likewise.
2611 * config/sh/ushmedia.h: Likewise.
2613 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
2615 * config/i386/i386.md (sign_extend to memory peephole2s): Use
2616 general_reg_operand instead of register_operand predicate.
2618 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2620 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
2622 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
2624 * match.pd (A - B > A, A + B < A): New transformations.
2626 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
2628 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
2629 which defaults to true. Emit an outer pair of parentheses only if
2630 EMIT_PARENS. When continuing a chain of && or || (or & or |),
2631 don't emit parentheses for the right-hand operand.
2633 2016-04-27 Jeff Law <law@redhat.com>
2635 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
2637 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2639 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
2640 (altivec_lvx_<mode>_internal): Document.
2641 (altivec_lvx_<mode>_2op): New define_insn.
2642 (altivec_lvx_<mode>_1op): Likewise.
2643 (altivec_lvx_<mode>_2op_si): Likewise.
2644 (altivec_lvx_<mode>_1op_si): Likewise.
2645 (altivec_stvx_<mode>): Remove.
2646 (altivec_stvx_<mode>_internal): Document.
2647 (altivec_stvx_<mode>_2op): New define_insn.
2648 (altivec_stvx_<mode>_1op): Likewise.
2649 (altivec_stvx_<mode>_2op_si): Likewise.
2650 (altivec_stvx_<mode>_1op_si): Likewise.
2651 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2652 Expand vec_ld and vec_st during parsing.
2653 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
2655 (altivec_expand_stvx_be): Likewise.
2656 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
2657 address-masking behavior in RTL.
2658 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
2659 address-masking behavior in RTL.
2660 (altivec_expand_builtin): Change builtin code arguments for calls
2661 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
2662 (insn_is_swappable_p): Avoid incorrect swap optimization in the
2663 presence of lvx/stvx patterns.
2664 (alignment_with_canonical_addr): New function.
2665 (alignment_mask): Likewise.
2666 (find_alignment_op): Likewise.
2667 (recombine_lvx_pattern): Likewise.
2668 (recombine_stvx_pattern): Likewise.
2669 (recombine_lvx_stvx_patterns): Likewise.
2670 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
2671 stvx patterns from expand.
2672 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
2674 (vector_altivec_store_<mode>): Likewise.
2676 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
2678 * config/aarch64/aarch64.md
2679 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
2680 remove the "fp" attributes.
2681 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
2682 add the "simd" attributes.
2683 (*movdf_aarch64): Likewise.
2684 (*movtf_aarch64): Remove the "fp" attributes.
2685 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
2686 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
2688 2016-04-27 David Malcolm <dmalcolm@redhat.com>
2690 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
2691 rtx to rtx_code_label *.
2692 * rtl.h (maybe_set_first_label_num): Likewise.
2694 2016-04-27 David Malcolm <dmalcolm@redhat.com>
2696 * df-core.c (df_add_problem): Make the problem param be const.
2697 (df_remove_problem): Make local "problem" be const.
2698 * df-problems.c (problem_RD): Make const.
2699 (problem_LR): Likewise.
2700 (problem_LIVE): Likewise.
2701 (problem_MIR): Likewise.
2702 (problem_CHAIN): Likewise.
2703 (problem_WORD_LR): Likewise.
2704 (problem_NOTE): Likewise.
2705 (problem_MD): Likewise.
2706 * df-scan.c (problem_SCAN): Likewise.
2707 * df.h (struct df_problem): Make field "dependent_problem" be
2709 (struct dataflow): Likewise for field "problem".
2710 (df_add_problem): Make param const.
2712 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
2714 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
2715 inter-unit moves to/from vector registers are enabled. Do not disable
2718 2016-04-27 David Malcolm <dmalcolm@redhat.com>
2720 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
2721 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
2723 (enum df_problem_id): ...this new enum.
2724 (struct df_problem): Convert field "id" from "int" to
2727 2016-04-27 David Malcolm <dmalcolm@redhat.com>
2729 * rtl.def: Update comment for "things in the instruction chain" to
2730 reflect the removal of the leading "i" field for INSN_UID in
2731 r210360. Fix bogus apostrophe.
2733 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
2735 * config/i386/i386.md
2736 (lea arith with mem operand + setcc peephole2): Set operator mode.
2738 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
2741 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
2742 (dimode_scalar_to_vector_candidate_p): This.
2743 (timode_scalar_to_vector_candidate_p): New function.
2744 (scalar_to_vector_candidate_p): Likewise.
2745 (timode_check_non_convertible_regs): Likewise.
2746 (timode_remove_non_convertible_regs): Likewise.
2747 (remove_non_convertible_regs): Likewise.
2748 (remove_non_convertible_regs): Renamed to ...
2749 (dimode_remove_non_convertible_regs): This.
2750 (scalar_chain::~scalar_chain): Make it virtual.
2751 (scalar_chain::compute_convert_gain): Make it pure virtual.
2752 (scalar_chain::mark_dual_mode_def): Likewise.
2753 (scalar_chain::convert_insn): Likewise.
2754 (scalar_chain::convert_registers): Likewise.
2755 (scalar_chain::add_to_queue): Make it protected.
2756 (scalar_chain::emit_conversion_insns): Likewise.
2757 (scalar_chain::replace_with_subreg): Likewise.
2758 (scalar_chain::replace_with_subreg_in_insn): Likewise.
2759 (scalar_chain::convert_op): Likewise.
2760 (scalar_chain::convert_reg): Likewise.
2761 (scalar_chain::make_vector_copies): Likewise.
2762 (scalar_chain::convert_registers): New pure virtual function.
2763 (class dimode_scalar_chain): New class.
2764 (class timode_scalar_chain): Likewise.
2765 (scalar_chain::mark_dual_mode_def): Renamed to ...
2766 (dimode_scalar_chain::mark_dual_mode_def): This.
2767 (timode_scalar_chain::mark_dual_mode_def): New function.
2768 (timode_scalar_chain::convert_insn): Likewise.
2769 (dimode_scalar_chain::convert_registers): Likewise.
2770 (scalar_chain::compute_convert_gain): Renamed to ...
2771 (dimode_scalar_chain::compute_convert_gain): This.
2772 (scalar_chain::replace_with_subreg): Renamed to ...
2773 (dimode_scalar_chain::replace_with_subreg): This.
2774 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
2775 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
2776 (scalar_chain::make_vector_copies): Renamed to ...
2777 (dimode_scalar_chain::make_vector_copies): This.
2778 (scalar_chain::convert_reg): Renamed to ...
2779 (dimode_scalar_chain::convert_reg ): This.
2780 (scalar_chain::convert_op): Renamed to ...
2781 (dimode_scalar_chain::convert_op): This.
2782 (scalar_chain::convert_insn): Renamed to ...
2783 (dimode_scalar_chain::convert_insn): This.
2784 (scalar_chain::convert): Call convert_registers.
2785 (convert_scalars_to_vector): Change to scalar_chain pointer to
2786 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
2787 in 32-bit mode. Delete scalar_chain pointer. Call
2788 free_dominance_info in 64-bit mode.
2789 (pass_stv::gate): Remove TARGET_64BIT check.
2790 (ix86_option_override): Put the 64-bit STV pass before the CSE
2793 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
2795 * dwarf2out.h (struct dw_loc_descr_node): Remove the
2796 dw_loc_frame_offset field.
2797 * dwarf2out.c (new_loc_descr): Likewise.
2798 (resolve_args_picking_1): Turn the VISITED hash set into a
2799 FRAME_OFFSET hash map. Use it to associate a frame offset to
2800 visited nodes. Remove uses of the CHECKING_P macro.
2801 (resolve_args_picking): Update call to resolve_args_picking_1.
2803 2016-04-27 Martin Liska <mliska@suse.cz>
2805 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
2806 (free_loop_data): Release vuses of groups.
2808 2016-04-27 Bin Cheng <bin.cheng@arm.com>
2810 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
2811 instead of redundant use_id and boolean have_use_for.
2812 (struct iv_use): Change sub_id into group_id. Remove field next.
2813 Move fields: related_cands, n_map_members, cost_map and selected
2815 (struct iv_group): ... here. New structure.
2816 (struct iv_common_cand): Use structure declaration directly.
2817 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
2818 (MAX_CONSIDERED_USES): Rename macro to ...
2819 (MAX_CONSIDERED_GROUPS): ... here.
2820 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
2821 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
2822 (dump_uses): Rename to ...
2823 (dump_groups): ... here. Update all uses.
2824 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
2825 (find_induction_variables): Refactor format of dump information.
2826 (record_sub_use): Delete.
2827 (record_use): Update all uses.
2828 (record_group): New function.
2829 (record_group_use, find_interesting_uses_op): Call above functions.
2831 (find_interesting_uses_cond): Ditto.
2832 (group_compare_offset): New function.
2833 (split_all_small_groups): Rename to ...
2834 (split_small_address_groups_p): ... here. Update all uses.
2835 (split_address_groups): Update all uses.
2836 (find_interesting_uses): Refactor format of dump information.
2837 (add_candidate_1): Update all uses. Remove redundant check on iv,
2839 (add_candidate, record_common_cand): Remove redundant assert.
2840 (add_iv_candidate_for_biv): Update use.
2841 (add_iv_candidate_derived_from_uses): Update all uses.
2842 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
2843 (alloc_use_cost_map): Ditto.
2844 (set_use_iv_cost, get_use_iv_cost): Rename to ...
2845 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
2846 (determine_use_iv_cost_generic): Ditto.
2847 (determine_group_iv_cost_generic): Ditto.
2848 (determine_use_iv_cost_address): Ditto.
2849 (determine_group_iv_cost_address): Ditto.
2850 (determine_use_iv_cost_condition): Ditto.
2851 (determine_group_iv_cost_cond): Ditto.
2852 (determine_use_iv_cost): Ditto.
2853 (determine_group_iv_cost): Ditto.
2854 (set_autoinc_for_original_candidates): Update all uses.
2855 (find_iv_candidates): Update all uses. Refactor dump information.
2856 (determine_use_iv_costs): Ditto.
2857 (determine_iv_costs): Ditto.
2858 (iv_ca_cand_for_use): Rename to ...
2859 (iv_ca_cand_for_group): ... here. Update all uses.
2860 (iv_ca_add_use, iv_ca_add_group): Ditto.
2861 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
2862 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
2863 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
2864 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
2865 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
2866 (create_new_iv, adjust_iv_update_pos): Ditto.
2867 (rewrite_use_address): Delete.
2868 (rewrite_use_address_1): Rename to ...
2869 (rewrite_use_address): ... here.
2870 (rewrite_use_compare): Update all uses.
2871 (rewrite_use): Delete.
2872 (rewrite_uses): Rename to ...
2873 (rewrite_groups): ... here. Update all uses.
2874 (remove_unused_ivs, free_loop_data): Update all uses.
2875 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
2877 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2879 * rtlanal.c (nonzero_bits1): Convert preprocessor check
2880 for WORD_REGISTER_OPERATIONS to runtime check.
2882 2016-04-27 Richard Biener <rguenther@suse.de>
2885 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
2886 aggregate_value_p to determine if a function result is
2887 returned by reference.
2888 (ipa_pta_execute): Functions having their address taken are
2889 not automatically nonlocal.
2891 2016-04-27 Jakub Jelinek <jakub@redhat.com>
2894 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
2895 * fold-const.c (operand_equal_p): If flag_checking and
2896 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
2897 and if it returns non-zero, assert iterative_hash_expr on both
2900 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
2902 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
2904 2016-04-27 Nick Clifton <nickc@redhat.com>
2907 * varasm.c (merge_weak): Generate an error if an attempt is made
2908 to convert a non-weak static function into a weak, public function.
2910 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2912 * params.def (MAX_PARTITION_SIZE): New param.
2913 * doc/invoke.texi: Document lto-max-partition.
2915 2016-04-27 Richard Biener <rguenther@suse.de>
2918 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
2919 function cummulating used_from_other_partition, externally_visible
2920 and force_output from aliases.
2921 (refered_from_nonlocal_var): Likewise.
2922 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
2923 node flags properly.
2925 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
2927 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
2928 (-Wmemset-elt-size): New item.
2930 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
2933 * stor-layout.h (internal_reference_types): Delete.
2934 * stor-layout.c (reference_types_internal): Likewise.
2935 (internal_reference_types): Likewise.
2936 (layout_type) <REFERENCE_TYPE>: Adjust.
2938 2016-04-27 Jakub Jelinek <jakub@redhat.com>
2941 * tree.h (inchash::add_expr): Add FLAGS argument.
2942 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
2943 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
2944 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
2945 Formatting fix. Adjust recursive calls. For tcc_comparison,
2946 if swap_tree_comparison (code) is smaller than code, hash that
2947 and arguments in the other order. Hash CONVERT_EXPR the same
2948 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
2949 of ADDR_EXPR of decl as the decl itself. Add or remove
2950 OEP_ADDRESS_OF from recursive flags as needed. For
2951 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
2952 operands commutatively and only the third one normally.
2953 For internal CALL_EXPR hash in CALL_EXPR_IFN.
2955 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
2957 * config/rtems.h (LIB_SPEC): Add -latomic.
2959 2016-04-27 Joel Sherrill <joel@rtems.org>
2961 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
2962 xilink.ld and flags not relevant to RTEMS.
2964 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
2966 * toplev.c (backend_init_target): Avoid calling init_reload when using
2969 2016-04-26 Jakub Jelinek <jakub@redhat.com>
2971 * reorg.c (try_merge_delay_insns): Declare i and j inside the
2972 for loops rather than one for the whole function.
2974 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
2976 * match.pd (X + CST CMP X): New transformation.
2978 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
2980 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
2981 * fold-const.c (fold_binary_loc): Remove 2 transformations
2982 superseded by match.pd.
2983 * match.pd (x+x -> x*2): Generalize to integers.
2985 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
2987 * config/i386/i386.md (operation on memory peephole): Duplicate an
2988 existing peephole and adapt it to match lea rather than an operation
2991 PR rtl-optimization/57193
2992 * opts.c (default_options_table): Add OPT_frename_registers at -O2
2994 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
2996 2016-04-26 Bin Cheng <bin.cheng@arm.com>
2998 * tree-if-conv.c (any_pred_load_store): New static variable.
2999 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
3000 any_pred_load_store instead of and_mask_load_store.
3001 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
3002 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
3003 (combine_blocks, tree_if_conversion): Ditto.
3005 2016-04-26 Bin Cheng <bin.cheng@arm.com>
3007 PR tree-optimization/70771
3008 PR tree-optimization/70775
3009 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
3010 virtual PHI nodes. Delete parameter.
3011 (if_convertible_loop_p_1): Delete argument to above function.
3012 (predicate_all_scalar_phis): Delete code handling single-argument
3014 (tree_if_conversion): Mark and update virtual SSA.
3016 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3019 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
3020 (x86_elf_aligned_common): Rename to ...
3021 (x86_elf_aligned_decl_common): ... this.
3022 Add decl arg. Switch to .lbss for largecomm object. Use
3023 LARGECOMM_SECTION_ASM_OP.
3024 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
3026 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
3027 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
3029 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
3030 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
3032 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3035 * config/i386/i386.c (SECTION_LARGE): Define.
3036 (x86_64_elf_select_section): Set it for large data/bss sections.
3037 Only clear SECTION_WRITE for .lrodata.
3038 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
3040 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
3041 * varasm.c (default_elf_asm_named_section): Grow flagchars.
3042 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
3044 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
3045 * doc/tm.texi: Regenerate.
3047 2016-04-26 Jakub Jelinek <jakub@redhat.com>
3050 * configure.ac (--enable-checking): Document extra flag, for
3051 non-release builds default to --enable-checking=yes,extra.
3052 If misc checking and extra checking, define CHECKING_P to 2 instead
3054 * common.opt (fchecking=): Add.
3055 * doc/invoke.texi (-fchecking=): Document.
3056 * doc/install.texi: Document --enable-checking changes.
3057 * configure: Regenerated.
3058 * config.in: Regenerated.
3060 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
3062 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
3063 attribute instead of which_alternative.
3064 * config/i386/sse.md (*mov<mode>_internal): Ditto.
3065 Use EXT_REX_SSE_REG_P where appropriate.
3067 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
3069 * config/i386/predicates.md (const0_operand): Do not match
3070 const_wide_int code.
3071 (const1_operand): Ditto.
3073 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
3075 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
3076 for SSE constm1 operands and TARGET_AVX512VL.
3077 (*movti_internal): Ditto.
3078 (*mov<mode>_or): Use constm1_operand predicate.
3079 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
3080 for SSE vector_all_ones operands and TARGET_AVX512VL.
3081 * config/i386/predicates.md (constm1_operand): New predicate.
3082 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
3083 emission of constant -1 load.
3085 2016-04-25 Jason Merrill <jason@redhat.com>
3087 * gdbinit.in: Skip is-a.h.
3089 * attribs.c (register_scoped_attributes): Fix logic.
3090 * attribs.h: Declare register_scoped_attributes.
3092 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3094 * config/rs6000/rs6000-builtin.def: Correct pasto error for
3095 stxvd2x and stxvw4x built-in functions.
3097 2016-04-25 DJ Delorie <dj@redhat.com>
3099 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
3100 (ashrhi3): Likewise.
3101 (lshrhi3): Likewise.
3103 2016-04-25 Richard Biener <rguenther@suse.de>
3105 PR tree-optimization/70780
3106 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
3108 (compute_antic): Mark blocks with abnormal preds as visited as
3109 they have a final empty antic-in solution already.
3111 2016-04-25 Michael Collison <michael.collison@linaro.org>
3113 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
3115 2016-04-25 Michael Collison <michael.collison@linaro.org>
3117 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
3118 mode is VQI to improve mixed mode vectorization.
3119 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
3120 define_insn to match low half of signed vaddw.
3121 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
3122 define_insn to match high half of signed vaddw.
3123 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
3124 define_insn to match low half of unsigned vaddw.
3125 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
3126 define_insn to match high half of unsigned vaddw.
3127 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
3128 (arm_simd_check_vect_par_cnst_half_p): Likewise.
3129 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
3131 (arm_simd_check_vect_par_cnst_half_p): Likewise.
3132 * config/arm/predicates.md (vect_par_constant_high): Support
3133 big endian and simplify by calling
3134 arm_simd_check_vect_par_cnst_half
3135 (vect_par_constant_low): Likewise.
3137 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
3139 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
3140 predicate for operand 2.
3142 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
3143 H.J. Lu <hongjiu.lu@intel.com>
3145 * config/i386/i386-protos.h (standard_sse_constant_p): Add
3146 machine_mode argument.
3147 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
3148 constm1_rtx operands. For VOIDmode constants, get mode from
3149 pred_mode. Check mode size if the mode is supported by ABI.
3150 (standard_sse_constant_opcode): Do not use standard_constant_p.
3151 Strictly check ABI support for all-ones operands.
3152 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
3153 immediates. Update calls to standard_sse_constant_p.
3154 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
3155 (ix86_rtx_costs): Ditto.
3156 * config/i386/i386.md (*movxi_internal_avx512f): Use
3157 nonimmediate_or_sse_const_operand instead of vector_move_operand.
3158 Use (v,BC) alternative instead of (v,C). Use register_operand
3159 checks instead of MEM_P.
3160 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
3161 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
3162 isa attribute. Use register_operand checks instead of MEM_P.
3163 (*movti_internal): Use nonimmediate_or_sse_const_operand for
3164 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
3165 alternative and corresponding sse2 isa attribute.
3166 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
3167 to standard_sse_constant_p.
3168 (FP constant splitters): Ditto.
3169 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
3171 * config/i386/predicates.md (constm1_operand): Remove.
3172 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
3173 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
3174 vector_all_ones_operand instead of constm1_operand.
3176 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3178 * print-rtl.c (print_rtx_insn_vec): New function.
3179 * print-rtl.h: New prototype.
3180 * store-motion.c (struct st_expr): Make avail_stores a vector.
3181 (st_expr_entry): Adjust.
3182 (free_st_expr_entry): Likewise.
3183 (print_store_motion_mems): Likewise.
3184 (find_moveable_store): Likewise.
3185 (compute_store_table): Likewise.
3186 (delete_store): Likewise.
3187 (build_store_vectors): Likewise.
3189 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3191 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
3193 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3195 * vec.h (vec_safe_contains): New function.
3196 (vec::contains): Likewise.
3197 (vec::begin): Likewise.
3198 (vec::end): Likewise.
3200 2016-04-23 Jakub Jelinek <jakub@redhat.com>
3203 * cfgexpand.c (expand_stack_vars): Fix typo.
3205 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
3207 * system.h (list, map, set, vector): Include conditionally.
3208 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
3209 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
3210 * ipa-icf.c (INCLUDE_LIST): Define.
3211 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
3212 * config/sh/sh.c (INCLUDE_VECTOR): Define.
3213 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
3214 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
3215 * cp/logic.cc (INCLUDE_LIST): Define.
3216 * fortran/trans-common.c (INCLUDE_MAP): Define.
3218 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
3220 * auto-profile.c: Remove <string.h> include.
3221 * ipa-icf-gimple.c: Remove <list> include.
3222 * diagnostic.c: Remove <new> include.
3223 * genmatch.c: Likewise.
3224 * pretty-print.c: Likewise.
3225 * toplev.c: Likewise
3226 * c/c-objc-common.c: Likewise.
3227 * cp/error.c: Likewise.
3228 * fortran/error.c: Likewise.
3230 2016-04-22 Richard Biener <rguenther@suse.de>
3232 * lto-streamer-in.c (input_ssa_names): Do not allocate
3233 GIMPLE_NOP for all SSA names.
3234 * lto-streamer-out.c (output_ssa_names): Do not output
3235 SSA names that should have been released.
3237 2016-04-22 Richard Biener <rguenther@suse.de>
3239 PR tree-optimization/70740
3240 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
3243 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
3246 * config/i386/predicates.md (call_insn_operand): Replace
3247 sibcall_memory_operand with memory_operand.
3249 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
3251 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
3252 has_single_use() tests.
3253 (register_edge_assert_for_1): Likewise.
3254 (find_assert_locations_1): Check the liveness bitmap instead of
3255 checking has_single_use().
3257 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
3260 * gcc/config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
3261 Extract AVX-512BW constraint from AVX.
3263 2016-04-21 Richard Biener <rguenther@suse.de>
3265 PR tree-optimization/70725
3266 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
3267 for phi_convertible_by_degenerating_args.
3268 (predicate_all_scalar_phis): Handle single-argument PHIs.
3270 2016-04-21 Richard Biener <rguenther@suse.de>
3273 * fold-const.c (fold_comparison): Return properly typed
3276 2016-04-21 Bin Cheng <bin.cheng@arm.com>
3278 PR tree-optimization/70715
3279 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
3280 after expanding BASE using expand_simple_operations.
3282 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
3284 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
3285 New transformations.
3287 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
3289 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
3291 2016-04-20 Jan Hubicka <jh@suse.cz>
3293 * ipa-inline.c (can_inline_edge_p): Pass caller info to
3294 ultiimate_alias_target.
3295 (update_callee_keys): Likewise.
3296 (lookup_recursive_calls): Likewise.
3297 (speculation_useful_p): Likewise.
3299 2016-04-20 Jan Hubicka <jh@suse.cz>
3302 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
3303 (set_nothrow_flag_1): ... this; handle interposition correctly;
3304 recurse on aliases and thunks.
3305 (cgraph_node::set_nothrow_flag): New.
3306 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
3307 functions compiled with non-call exceptions that binds to current
3309 (propagate_nothrow): Be safe WRT interposition.
3310 * cgraph.h (set_nothrow_flag): Update prototype.
3312 2016-04-18 Jan Hubicka <jh@suse.cz>
3314 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
3315 max_loop_iterations_int.
3316 (tree_unswitch_outer_loop): Likewise.
3318 2016-04-20 Bin Cheng <bin.cheng@arm.com>
3320 PR tree-optimization/69489
3321 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
3322 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
3323 Revise dump message.
3324 (if_convertible_bb_p): Remove check on edge count of basic block's
3327 2016-04-20 Bin Cheng <bin.cheng@arm.com>
3329 PR tree-optimization/56625
3330 PR tree-optimization/69489
3331 * tree-data-ref.h (DR_INNERMOST): New macro.
3332 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
3333 hashing struct innermost_loop_behavior.
3334 (ref_DR_map): Remove.
3335 (innermost_DR_map): New map.
3336 (baseref_DR_map): Revise comment.
3337 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
3338 to innermost_DR_map accroding to its innermost loop behavior.
3339 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
3340 to its innermost loop behavior.
3341 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
3342 Add initialization for innermost_DR_map. Record memory reference
3343 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
3344 have innermost loop behavior.
3345 (if_convertible_loop_p): Remove release for ref_DR_map. Release
3348 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
3350 * config/i386/i386.md (*lea<mode>_general_1): Rename from
3351 *lea_general_1. Use explicit SWI12 mode interator.
3352 (*lea<mode>_general_2): Rename from *lea_general_2.
3353 Use explicit SWI12 mode interator.
3354 (*lea<mode>_general_3): Rename from *lea_general_3.
3355 Use explicit SWI12 mode interator.
3356 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
3357 Use explicit SWI12 mode interator.
3358 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
3359 Use explicit SWI48 mode interator.
3361 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
3363 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
3364 Short-cut unaligned load and store cases. Handle all integer
3366 (ix86_expand_vector_move_misalign): Short-cut unaligned load
3367 and store cases. Call ix86_avx256_split_vector_move_misalign
3368 directly without checking mode class.
3370 2016-04-20 Andrew Pinski <apinski@cavium.com>
3371 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3374 * config/aarch64/aarch64.md (sibcall): Force call
3375 address to be DImode for ILP32.
3376 (sibcall_value): Likewise.
3378 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
3380 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
3382 2016-04-20 Richard Biener <rguenther@suse.de>
3384 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
3385 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
3386 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
3387 (maybe_push_res_to_seq): Adjust.
3388 * gimple-fold.c (maybe_build_generic_op): Likewise.
3390 2016-04-20 Marek Polacek <polacek@redhat.com>
3392 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
3395 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
3397 * config/i386/sse.md (vec_unpacks_lo_hi): Always
3398 use kmovw to support AVX512F target.
3400 2016-04-20 Bin Cheng <bin.cheng@arm.com>
3402 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
3404 2016-04-20 Marek Polacek <polacek@redhat.com>
3406 PR tree-optimization/70725
3407 * tree-if-conv.c (is_false_predicate): New function.
3408 (predicate_mem_writes): Use it.
3410 2016-04-20 Richard Biener <rguenther@suse.de>
3412 PR tree-optimization/70726
3413 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
3414 shift amounts from a pattern stmt operand.
3416 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3419 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
3420 stack_restore_from_fpr pattern when restoring r15.
3421 (s390_optimize_prologue): Strip away the memory barrier in the
3422 parallel when trying to get rid of restore insns.
3423 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
3424 definition for loading the stack pointer from an FPR. Compared to
3425 the normal move insn this pattern includes a full memory barrier.
3427 2016-04-19 Jakub Jelinek <jakub@redhat.com>
3430 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
3431 implicitly linear or lastprivate iterator on the outer context.
3433 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
3435 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
3437 * config/i386/i386.md (ssememalign): Removed.
3438 * config/i386/sse.md: Remove ssememalign attribute from patterns.
3440 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
3443 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
3444 const short * to __builtin_ia32_loaddquhi512_mask.
3445 (_mm512_maskz_loadu_epi16): Likewise.
3446 (_mm512_mask_storeu_epi16): Pass short * to
3447 __builtin_ia32_storedquhi512_mask.
3448 (_mm512_mask_loadu_epi8): Pass const char * to
3449 __builtin_ia32_loaddquqi512_mask.
3450 (_mm512_maskz_loadu_epi8): Likewise.
3451 (_mm512_mask_storeu_epi8): Pass char * to
3452 __builtin_ia32_storedquqi512_mask.
3453 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
3454 const double * to __builtin_ia32_loadupd512_mask.
3455 (_mm512_mask_loadu_pd): Likewise.
3456 (_mm512_maskz_loadu_pd): Likewise.
3457 (_mm512_storeu_pd): Pass double * to
3458 __builtin_ia32_storeupd512_mask.
3459 (_mm512_mask_storeu_pd): Likewise.
3460 (_mm512_loadu_ps): Pass const float * to
3461 __builtin_ia32_loadups512_mask.
3462 (_mm512_mask_loadu_ps): Likewise.
3463 (_mm512_maskz_loadu_ps): Likewise.
3464 (_mm512_storeu_ps): Pass float * to
3465 __builtin_ia32_storeups512_mask.
3466 (_mm512_mask_storeu_ps): Likewise.
3467 (_mm512_mask_loadu_epi64): Pass const long long * to
3468 __builtin_ia32_loaddqudi512_mask.
3469 (_mm512_maskz_loadu_epi64): Likewise.
3470 (_mm512_mask_storeu_epi64): Pass long long *
3471 to __builtin_ia32_storedqudi512_mask.
3472 (_mm512_loadu_si512): Pass const int * to
3473 __builtin_ia32_loaddqusi512_mask.
3474 (_mm512_mask_loadu_epi32): Likewise.
3475 (_mm512_maskz_loadu_epi32): Likewise.
3476 (_mm512_storeu_si512): Pass int * to
3477 __builtin_ia32_storedqusi512_mask.
3478 (_mm512_mask_storeu_epi32): Likewise.
3479 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
3480 char * to __builtin_ia32_storedquqi256_mask.
3481 (_mm_mask_storeu_epi8): Likewise.
3482 (_mm256_mask_loadu_epi16): Pass const short * to
3483 __builtin_ia32_loaddquhi256_mask.
3484 (_mm256_maskz_loadu_epi16): Likewise.
3485 (_mm_mask_loadu_epi16): Pass const short * to
3486 __builtin_ia32_loaddquhi128_mask.
3487 (_mm_maskz_loadu_epi16): Likewise.
3488 (_mm256_mask_loadu_epi8): Pass const char * to
3489 __builtin_ia32_loaddquqi256_mask.
3490 (_mm256_maskz_loadu_epi8): Likewise.
3491 (_mm_mask_loadu_epi8): Pass const char * to
3492 __builtin_ia32_loaddquqi128_mask.
3493 (_mm_maskz_loadu_epi8): Likewise.
3494 (_mm256_mask_storeu_epi16): Pass short * to.
3495 __builtin_ia32_storedquhi256_mask.
3496 (_mm_mask_storeu_epi16): Pass short * to.
3497 __builtin_ia32_storedquhi128_mask.
3498 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
3499 const double * to __builtin_ia32_loadupd256_mask.
3500 (_mm256_maskz_loadu_pd): Likewise.
3501 (_mm_mask_loadu_pd): Pass onst double * to
3502 __builtin_ia32_loadupd128_mask.
3503 (_mm_maskz_loadu_pd): Likewise.
3504 (_mm256_mask_storeu_pd): Pass double * to
3505 __builtin_ia32_storeupd256_mask.
3506 (_mm_mask_storeu_pd): Pass double * to
3507 __builtin_ia32_storeupd128_mask.
3508 (_mm256_mask_loadu_ps): Pass const float * to
3509 __builtin_ia32_loadups256_mask.
3510 (_mm256_maskz_loadu_ps): Likewise.
3511 (_mm_mask_loadu_ps): Pass const float * to
3512 __builtin_ia32_loadups128_mask.
3513 (_mm_maskz_loadu_ps): Likewise.
3514 (_mm256_mask_storeu_ps): Pass float * to
3515 __builtin_ia32_storeups256_mask.
3516 (_mm_mask_storeu_ps): ass float * to
3517 __builtin_ia32_storeups128_mask.
3518 (_mm256_mask_loadu_epi64): Pass const long long * to
3519 __builtin_ia32_loaddqudi256_mask.
3520 (_mm256_maskz_loadu_epi64): Likewise.
3521 (_mm_mask_loadu_epi64): Pass const long long * to
3522 __builtin_ia32_loaddqudi128_mask.
3523 (_mm_maskz_loadu_epi64): Likewise.
3524 (_mm256_mask_storeu_epi64): Pass long long * to
3525 __builtin_ia32_storedqudi256_mask.
3526 (_mm_mask_storeu_epi64): Pass long long * to
3527 __builtin_ia32_storedqudi128_mask.
3528 (_mm256_mask_loadu_epi32): Pass const int * to
3529 __builtin_ia32_loaddqusi256_mask.
3530 (_mm256_maskz_loadu_epi32): Likewise.
3531 (_mm_mask_loadu_epi32): Pass const int * to
3532 __builtin_ia32_loaddqusi128_mask.
3533 (_mm_maskz_loadu_epi32): Likewise.
3534 (_mm256_mask_storeu_epi32): Pass int * to
3535 __builtin_ia32_storedqusi256_mask.
3536 (_mm_mask_storeu_epi32): Pass int * to
3537 __builtin_ia32_storedqusi128_mask.
3538 * config/i386/i386-builtin-types.def (PCSHORT): New.
3540 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
3541 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
3542 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
3543 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
3544 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
3545 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
3546 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
3547 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
3548 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
3549 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
3550 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
3551 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
3552 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
3553 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
3554 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
3555 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
3556 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
3557 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
3558 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
3559 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
3560 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
3561 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
3562 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
3563 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
3564 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
3565 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
3566 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
3567 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
3568 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
3569 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
3570 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
3571 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
3572 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
3573 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
3574 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
3575 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
3576 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
3577 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
3578 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
3579 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
3580 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
3581 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
3582 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
3583 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
3584 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
3585 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
3586 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
3587 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
3588 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
3590 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
3591 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
3593 (ix86_expand_vector_move_misalign): Likewise.
3594 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
3595 to scalar function prototype for unaligned load/store builtins.
3596 (ix86_expand_special_args_builtin): Updated.
3597 * config/i386/sse.md (UNSPEC_LOADU): Removed.
3598 (UNSPEC_STOREU): Likewise.
3599 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
3600 (VI_ULOADSTORE_F_AVX512VL): Likewise.
3601 (ssescalarsize): Handle V4TI, V2TI and V1TI.
3602 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
3603 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
3604 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
3605 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
3606 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
3607 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
3608 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
3609 (<avx512>_storedqu<mode>_mask): Likewise.
3610 (*sse4_2_pcmpestr_unaligned): Likewise.
3611 (*sse4_2_pcmpistr_unaligned): Likewise.
3612 (*mov<mode>_internal): Renamed to ...
3613 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
3614 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
3615 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
3616 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
3618 2016-04-19 Richard Biener <rguenther@suse.de>
3620 PR tree-optimization/70171
3621 * tree-ssa-phiprop.c: Include stor-layout.h.
3622 (phiprop_insert_phi): Handle the aggregate copy case.
3623 (propagate_with_phi): Likewise.
3625 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
3627 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
3628 instead of simplify_gen_subreg (... , 0).
3629 (ix86_delegitimize_address): Ditto.
3630 (ix86_split_divmod): Ditto.
3631 (ix86_split_copysign_const): Ditto.
3632 (ix86_split_copysign_var): Ditto.
3633 (ix86_expand_args_builtin): Ditto.
3634 (ix86_expand_round_builtin): Ditto.
3635 (ix86_expand_special_args_builtin): Ditto.
3636 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
3637 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
3638 (udivmodqi4): Ditto.
3639 (absneg splitters): Ditto.
3640 (*jcc_bt<mode>_1): Ditto.
3642 2016-04-19 Richard Biener <rguenther@suse.de>
3644 PR tree-optimization/70724
3645 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
3646 restoring out from ...
3647 (free_scc_vn): ... here.
3648 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
3649 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
3651 (pass_fre::execute): Restore SSA info.
3653 2016-04-19 Richard Biener <rguenther@suse.de>
3655 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
3656 * gimple-walk.c (walk_gimple_op): Initialize it.
3657 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
3658 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
3659 remapping SSA names of defs.
3660 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
3663 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
3666 * lra-constraints.c (equiv_substition_p): New.
3667 (process_alt_operands): Use it.
3668 (swap_operands): Swap it.
3669 (curr_insn_transform): Update it.
3671 2016-04-18 Michael Matz <matz@suse.de>
3673 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
3674 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
3675 * tree-core.h (tree_type_common.align): Use bit-field.
3676 (tree_type_common.spare): New.
3677 (tree_decl_common.off_align): Make smaller.
3678 (tree_decl_common.align): Use bit-field.
3680 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
3681 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
3682 (scan_sharing_clauses): Ditto.
3683 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
3684 (omp_finish_file): Ditto.
3685 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
3686 (layout_decl): Ditto.
3687 (relayout_decl): Ditto.
3688 (finalize_record_size): Use SET_TYPE_ALIGN.
3689 (finalize_type_size): Ditto.
3690 (finish_builtin_struct): Ditto.
3691 (layout_type): Ditto.
3692 (initialize_sizetypes): Ditto.
3693 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
3694 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
3695 (lookup_field_for_decl): Use SET_DECL_ALIGN.
3696 (get_chain_field): Ditto.
3697 (get_trampoline_type): Ditto.
3698 (get_nl_goto_field): Ditto.
3699 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
3701 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
3702 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
3703 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
3704 (build_qualified_type): Use SET_TYPE_ALIGN.
3705 (build_aligned_type, build_range_type_1): Ditto.
3706 (build_atomic_base): Ditto.
3707 (build_common_tree_nodes): Ditto.
3708 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
3709 (expand_one_stack_var_at): Ditto.
3710 * coverage.c (build_var): Use SET_DECL_ALIGN.
3711 * except.c (init_eh): Ditto.
3712 * function.c (assign_parm_setup_block): Ditto.
3713 * symtab.c (increase_alignment_1): Ditto.
3714 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
3715 * tree-vect-stmts.c (ensure_base_align): Ditto.
3716 * varasm.c (align_variable): Ditto.
3717 (assemble_variable): Ditto.
3718 (build_constant_desc): Ditto.
3719 (output_constant_def_contents): Ditto.
3721 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
3722 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
3723 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
3724 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
3725 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
3727 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
3730 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
3731 replace %vmovsd with "%vmovq".
3732 (vec_concatv2df): Likewise.
3734 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
3736 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
3737 (*vec_extractv2si_0): Ditto.
3738 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
3739 (zero_extended_scalar_load_operand splitters): Ditto.
3740 (vec_extract splitters): Ditto.
3741 (*vec_extractv4si_0_zext): Ditto.
3742 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
3744 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
3745 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
3746 (*sse4_1_extractps): Use lowpart_subreg.
3747 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
3749 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3751 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
3753 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
3754 Mention Solaris 11 packaging changes.
3755 Update gas and gld requirements.
3756 Remove reference to pre-Solaris 10 bug.
3757 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
3759 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
3762 2016-04-17 Jan Hubicka <jh@suse.cz>
3764 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
3765 max_loop_iterations_int.
3767 2016-04-18 Richard Biener <rguenther@suse.de>
3769 PR tree-optimization/43434
3770 * tree-ssa-structalias.c (struct vls_data): New.
3771 (visit_loadstore): Handle all pointer-based accesses.
3772 (compute_dependence_clique): Compute a bitmap of restrict tags
3773 assigned bases and pass it to visit_loadstore.
3775 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
3778 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
3779 armv8.1-a and armv8.1-a+crc.
3781 2016-04-18 Richard Biener <rguenther@suse.de>
3783 PR tree-optimization/70701
3784 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
3785 references after translating through a memcpy.
3787 2016-04-18 Richard Biener <rguenther@suse.de>
3789 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
3790 (compute_antic): ... here. For partial antic use regular
3791 postorder and scrap iteration.
3792 (compute_partial_antic_aux): Remove unused return value.
3793 (init_pre): Do not allocate postorder.
3794 (fini_pre): Do not free postorder.
3796 2016-04-18 Richard Biener <rguenther@suse.de>
3799 * expmed.c (extract_bit_field_1): Remove broken case
3800 using a wider MODE_INT mode.
3802 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
3804 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
3805 unless compiling with at least GCC-4.8.
3807 2016-04-17 Jan Hubicka <jh@suse.cz>
3810 * graphite.c (graphite_finalize): Update call to
3811 tree_estimate_probability.
3812 * predict.h (tree_estimate_probability): Update prototype.
3814 2016-04-17 Jan Hubicka <jh@suse.cz>
3816 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
3817 (tree_estimate_probability): Likewise.
3818 (pass_profile::execute): Update.
3819 (report_predictor_hitrates): New function.
3820 * profile.c (compute_branch_probabilities): Use it.
3821 * predict.h (report_predictor_hitrates): Declare.
3823 2016-04-17 Jan Hubicka <jh@suse.cz>
3826 * cgraph.h (cgraph_node::set_const_flag,
3827 cgraph_node::set_pure_flag): Update prototype to return bool;
3829 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
3830 of interposable symbol are interposable, too.
3831 (cgraph_set_const_flag_1): Rename to ...
3832 (set_const_flag_1): ... this one; change to self recursive function
3833 instead of call_for_symbol_thunks_and_aliases. Handle correctly
3834 clearnig the flag in all variants and also virtual thunks of const
3835 functions are pure; track if any change was done.
3836 (cgraph_node::set_const_flag): Update.
3837 (struct set_pure_flag_info): New struct.
3838 (cgraph_set_pure_flag_1): Rename to ...
3839 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
3840 rather than pointer encoded flags; track if any changes was done;
3841 handle correctly clearning flag and setting flag of aliases already
3843 (cgraph_node::set_pure_flag): Update.
3844 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
3846 2016-04-17 Tom de Vries <tom@codesourcery.com>
3849 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
3852 2016-04-17 Tom de Vries <tom@codesourcery.com>
3854 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
3855 '{}<> ' as escape-for-record.
3857 2016-04-17 Tom de Vries <tom@codesourcery.com>
3859 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
3862 2016-04-17 Tom de Vries <tom@codesourcery.com>
3865 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
3866 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
3867 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
3868 * passes.c (finish_optimization_passes): Only call
3869 finish_graph_dump_file if dfi->graph_dump_initialized.
3870 (execute_function_dump, pass_init_dump_file): Use
3871 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
3873 2016-04-17 Tom de Vries <tom@codesourcery.com>
3875 PR tree-optimization/70256
3876 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
3877 (debug_varmap): New function.
3879 2016-04-17 Tom de Vries <tom@codesourcery.com>
3882 * passes.c (pass_manager::register_pass): Propagate pflags.
3884 2016-04-17 Tom de Vries <tom@codesourcery.com>
3887 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
3888 * passes.c (pass_manager::pass_manager): Declare and init p_start in
3889 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
3890 check if it's equal to p_start.
3891 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
3893 2016-04-15 Jan Hubicka <jh@suse.cz>
3896 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
3897 function does not bind to current def.
3898 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
3899 handle conservatively calls to functions that does not need to bind
3901 (check_call): Update call of worse_state.
3902 (ignore_edge_for_nothrow): Update.
3903 (ignore_edge_for_pure_const): Likewise.
3904 (propagate_pure_const): Update calls to worse_state.
3905 (skip_function_for_local_pure_const): Reformat comments.
3907 2016-04-15 Jan Hubicka <jh@suse.cz>
3910 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
3911 (cgraph_node::function_symbol): Likewise.
3912 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
3913 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
3914 (symtab_node::ultimate_alias_target): Add REF parameter.
3915 (symtab_node::binds_to_current_def_p): Declare.
3916 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
3917 (cgraph_node::function_symbol): Likewise.
3918 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
3919 (cgraph_node::get_availability): Likewise.
3920 (cgraph_edge::binds_to_current_def_p): New inline function.
3921 (varpool_node::get_availability): Add REF parameter.
3922 (varpool_node::ultimate_alias_target): Likewise.
3923 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
3924 (symtab_node::binds_to_current_def_p): Likewise.
3925 * varpool.c (varpool_node::get_availability): Likewise.
3927 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
3930 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
3931 Fix mode size check.
3933 2016-04-15 Jakub Jelinek <jakub@redhat.com>
3935 * BASE-VER: Set to 7.0.0.
3937 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
3939 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
3941 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3943 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
3944 architecture revisions.
3946 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
3948 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
3949 * config/i386/i386.c (ix86_using_red_zone): No longer static.
3950 * config/i386/i386.md (stack decrement to push peepholes): Guard
3951 with !x86_using_red_zone ().
3953 2016-04-15 Jakub Jelinek <jakub@redhat.com>
3956 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
3957 to dump_generic_node.
3958 (NIY): Pass also flags to do_niy.
3960 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
3962 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
3963 (simd_clone_vector_of_formal_parm_types)
3964 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
3965 (simd_clone_mangle, simd_clone_create)
3966 (simd_clone_adjust_return_type, create_tmp_simd_array)
3967 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
3968 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
3969 (ipa_simd_modify_function_body, simd_clone_linear_addend)
3970 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
3971 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
3972 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
3973 * omp-simd-clone.c: ... this new file.
3974 (simd_clone_vector_of_formal_parm_types): Make it static.
3975 * Makefile.in (OBJS): Add omp-simd-clone.o.
3977 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
3980 * config/i386/sse.md: Use proper memory operand modifiers.
3983 2016-04-15 Richard Biener <rguenther@suse.de>
3984 Alan Modra <amodra@gmail.com>
3986 PR tree-optimization/70130
3987 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
3988 when alignment stays not the same and no not use the realign
3991 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3994 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
3995 direct move handlers for KFmode. Change TFmode handlers test from
3996 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
3998 2016-04-14 Jakub Jelinek <jakub@redhat.com>
4001 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
4002 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
4003 (inlined_polymorphic_ctor_dtor_block_p): Use it.
4004 * tree-ssa-live.c (remove_unused_scope_block_p): When
4005 in_ctor_dtor_block, avoid discarding not just BLOCKs with
4006 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
4007 block_ultimate_origin is FUNCTION_DECL.
4008 (remove_unused_locals): If current_function_decl is
4009 polymorphic_ctor_dtor_p, pass initial true to
4010 remove_unused_scope_block_p' is_ctor_dtor_block.
4012 2016-04-14 Martin Sebor <msebor@redhat.com>
4017 * doc/extend.texi (Variable Length): Revert.
4019 2016-04-14 Marek Polacek <polacek@redhat.com>
4020 Jan Hubicka <hubicka@ucw.cz>
4023 * tree.c (verify_type): Disable the canonical type of main variant
4026 2016-04-14 Jason Merrill <jason@redhat.com>
4028 * cfgexpand.c, expr.c: Revert previous change.
4030 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
4033 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
4034 when building a mem ref for the incoming reduction variable.
4036 2016-04-14 Richard Biener <rguenther@suse.de>
4038 PR tree-optimization/70614
4039 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
4040 loop if the evolution dropped to chrec_dont_know.
4041 (interpret_condition_phi): Likewise.
4043 2016-04-14 Richard Biener <rguenther@suse.de>
4045 PR tree-optimization/70623
4046 * tree-ssa-pre.c (changed_blocks): Make global ...
4047 (compute_antic): ... local here. Move and fix worklist
4048 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
4049 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
4050 worklist handling, dump when ANTIC_IN changed.
4051 (compute_partial_antic_aux): Remove worklist handling.
4052 (init_pre): Do not compute post dominators. Add a comment about
4053 the CFG order chosen.
4054 (fini_pre): Do not free post dominators.
4056 2016-04-13 Martin Sebor <msebor@redhat.com>
4061 * doc/extend.texi (Variable Length): Document C++ specifics.
4063 2016-04-13 Jakub Jelinek <jakub@redhat.com>
4066 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
4067 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
4068 eh edges have been purged.
4071 * tree-sra.c (create_access_replacement,
4072 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
4074 * tree-pretty-print.c (dump_fancy_name): New function.
4075 (dump_decl_name, dump_generic_node): Use it.
4077 2016-04-13 Jason Merrill <jason@redhat.com>
4079 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
4080 * expr.c (expand_expr_real_1): Likewise.
4082 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
4084 * config/i386/i386.md (kunpckhi): Swap operands.
4085 (kunpcksi): Likewise.
4086 (kunpckdi): Likewise.
4087 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
4088 (vec_pack_trunc_<mode>): Likewise.
4090 2016-04-13 Jakub Jelinek <jakub@redhat.com>
4093 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
4096 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
4097 gimplification turns some element into non-constant.
4100 * rtl.h (convert_memory_address_addr_space_1): New prototype.
4101 * explow.c (convert_memory_address_addr_space_1): No longer static,
4102 add NO_EMIT argument and don't call convert_modes if true, pass
4103 it down recursively, remove break after return.
4104 (convert_memory_address_addr_space): Adjust caller.
4105 * simplify-rtx.c (simplify_unary_operation_1): Call
4106 convert_memory_address_addr_space_1 instead of convert_memory_address,
4107 if it returns NULL, don't simplify.
4109 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
4112 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
4114 2016-04-12 Jakub Jelinek <jakub@redhat.com>
4116 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
4117 Bump the upper SIMDLEN limits, so that if the return type or
4118 characteristic type if the return type is void can be passed in
4119 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
4122 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4125 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
4126 Do not use "=" constraint on an input constraint.
4127 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
4128 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
4129 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
4130 generates (neg (abs ...)) instead of (abs ...).
4132 2016-04-12 Jakub Jelinek <jakub@redhat.com>
4134 PR rtl-optimization/70596
4135 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
4136 just invalidate LRA data and reset them. Adjust dump wording.
4138 2016-04-12 Martin Liska <mliska@suse.cz>
4141 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
4143 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
4145 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
4146 max_loop_iterations_int.
4147 (tree_unswitch_outer_loop): Likewise.
4148 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
4149 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
4151 2016-04-12 Tom de Vries <tom@codesourcery.com>
4153 PR tree-optimization/68756
4154 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
4155 instead of new_name.
4157 2016-04-12 Jakub Jelinek <jakub@redhat.com>
4159 PR tree-optimization/70602
4160 * tree-sra.c (generate_subtree_copies): Don't write anything into
4161 constant pool decls.
4163 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
4164 regardless whether there are depend clauses or not.
4166 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
4169 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
4170 target attribute and pragma from changing the -mfloat128
4171 and -mfloat128-hardware options.
4173 * doc/extend.texi (Additional Floating Types): Document PowerPC
4174 __float128 restrictions.
4176 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
4179 * config/aarch64/driver-aarch64.c
4180 (aarch64_get_extension_string_for_isa_flags): New.
4181 (arch_extension): Rename to...
4182 (aarch64_arch_extension): ...This.
4183 (ext_to_feat_string): Rename to...
4184 (aarch64_extensions): ...This.
4185 (aarch64_core_data): Keep track of architecture extension flags.
4186 (cpu_data): Rename to...
4187 (aarch64_cpu_data): ...This.
4188 (aarch64_arch_driver_info): Keep track of architecture extension
4190 (get_arch_name_from_id): Rename to...
4191 (get_arch_from_id): ...This, change return type.
4192 (host_detect_local_cpu): Update and reformat for renames, handle
4193 extensions through common infrastructure.
4195 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
4198 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
4199 track of a canonical flag name.
4200 (all_extensions): Likewise.
4201 (arch_to_arch_name): Also track extension flags enabled by the arch.
4202 (all_architectures): Likewise.
4203 (aarch64_parse_extension): Move to here.
4204 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
4206 (aarch64_rewrite_selected_cpu): Update for above change.
4207 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
4208 are handled, such that the single explicit value enabled by an
4209 extension is kept seperate from the implicit values it also enables.
4210 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
4212 (aarch64_parse_extension): New.
4213 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
4214 here to config/aarch64/aarch64-protos.h.
4215 (aarch64_parse_extension): Move from here to
4216 common/config/aarch64/aarch64-common.c.
4217 (aarch64_option_print): Update.
4218 (aarch64_declare_function_name): Likewise.
4219 (aarch64_start_file): Likewise.
4220 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
4221 the canonical flag for extensions.
4222 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
4225 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
4227 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
4230 2016-04-09 Tom de Vries <tom@codesourcery.com>
4232 PR tree-optimization/68953
4233 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
4234 first to last subscript.
4236 2016-04-09 Jakub Jelinek <jakub@redhat.com>
4238 PR tree-optimization/70586
4239 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
4242 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
4246 PR tree-optimization/70373
4250 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
4251 clauses for acc parallel reductions as necessary. Error on those
4253 * omp-low.c (scan_sharing_clauses): Don't install variables which
4254 are used in acc parallel reductions.
4255 (lower_rec_input_clauses): Remove dead code.
4256 (lower_oacc_reductions): Add support for reference reductions.
4257 (lower_reduction_clauses): Remove dead code.
4258 (lower_omp_target): Don't remap variables appearing in acc parallel
4260 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
4262 2016-04-08 Jakub Jelinek <jakub@redhat.com>
4265 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
4266 with multiple SSA_NAME defs, force the outputs other than first
4267 to be live before calling live_track_process_def on each output.
4269 PR rtl-optimization/70574
4270 * fwprop.c (forward_propagate_and_simplify): Don't add
4271 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
4272 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
4273 paradoxical subregs within *loc.
4275 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
4277 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
4278 -ftree-parallelize-loops={0,1}.
4279 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
4280 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
4281 * config/ia64/hpux.h (LIB_SPEC): Likewise.
4282 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
4283 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
4285 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
4288 * asan.c (instrument_derefs): If we get unknown location, extract it
4290 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
4292 2016-04-08 Tom de Vries <tom@codesourcery.com>
4294 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
4295 implicit firstprivate clause.
4297 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4300 * config/arm/thumb2.md (tst + branch-> lsls + branch
4301 peephole below *orsi_not_shiftsi_si): Require that condition
4302 register is dead after the peephole.
4303 (second peephole after the above): Likewise.
4305 2016-04-08 Alan Modra <amodra@gmail.com>
4308 * builtins.c (fold_builtin_classify): For IBM extended precision,
4309 look at just the high-order double to test for NaN.
4310 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
4311 test just the high double for Inf but both doubles for subnormal
4314 2016-04-07 Jakub Jelinek <jakub@redhat.com>
4316 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
4317 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
4318 node->simdclone->mask_mode != VOIDmode masks.
4319 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
4320 earlier, use it instead of node->simdclone.
4321 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
4322 Set clonei->mask_mode.
4324 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
4327 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
4328 Pass it through to cp_parser_already_scoped_statement.
4329 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
4330 it through to cp_parser_statement.
4331 (cp_parser_statement): Pass IF_P through to
4332 cp_parser_iteration_statement.
4333 (cp_parser_pragma): Adjust call to
4334 cp_parser_iteration_statement.
4336 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
4339 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
4340 resolve a future -Wparentheses warning.
4341 * omp-low.c (scan_sharing_clauses): Likewise.
4342 * tree-parloops.c (eliminate_local_variables): Likewise.
4344 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
4346 PR rtl-optimization/70398
4347 * lra-constraints.c (process_address_1): Check zero scale and code
4348 for reloading with zero scale.
4350 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
4352 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
4353 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
4355 2016-04-06 Jakub Jelinek <jakub@redhat.com>
4357 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
4358 Add support for AVX512F clones, include them by default for
4359 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
4360 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
4364 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
4365 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
4366 firstprivate clauses.
4367 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
4368 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
4369 (lower_omp_target): Set TREE_NO_WARNING for
4370 non-addressable possibly uninitialized vars which are copied into
4371 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
4373 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
4375 * config/pa/predicates.md (integer_store_memory_operand): Accept
4376 REG+D operands with a large offset when reload_in_progress is true.
4377 (floating_point_store_memory_operand): Likewise.
4379 2016-04-05 Jakub Jelinek <jakub@redhat.com>
4382 * match.pd (nested int casts): Limit to GIMPLE.
4384 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
4387 * ipa-devirt.c (maybe_record_node): Fix comment; use
4388 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
4390 2016-04-05 Jakub Jelinek <jakub@redhat.com>
4392 PR rtl-optimization/70542
4393 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
4394 if there are any uses other than insn or debug insns.
4396 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
4397 Jakub Jelinek <jakub@redhat.com>
4399 PR tree-optimization/70509
4400 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
4401 Shift HOST_WIDE_INT_1U instead of 1.
4403 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
4405 PR tree-optimization/70509
4406 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
4407 of the vector base type for index.
4409 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
4412 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
4414 2016-04-05 Richard Biener <rguenther@suse.de>
4416 PR tree-optimization/70526
4417 * tree-sra.c (build_ref_for_offset): Use prev_base to
4418 extract the alias pointer type.
4420 2016-04-05 Richard Biener <rguenther@suse.de>
4422 * dse.c (struct store_info): Remove alias_set member.
4423 (struct read_info_type): Likewise.
4424 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
4425 spill_deleted, clear_alias_set_lookup): Remove.
4426 (get_group_info): Remove dead base == NULL_RTX case.
4427 (dse_step0): Remove initialization of removed variables.
4428 (delete_dead_store_insn): Reomve alias set dumping.
4429 (free_read_records): Remove alias_set handling.
4430 (canon_address): Remove alias_set_out parameter.
4431 (record_store): Remove spill_alias_set, it's always zero.
4432 (check_mem_read_rtx): Likewise.
4433 (dse_step2): Rename from ...
4434 (dse_step2_nospill): ... this. Adjust.
4435 (scan_stores): Rename from ...
4436 (scan_stores_nospill): ... this.
4437 (scan_reads): Rename from ...
4438 (scan_reads_nospill): ... this.
4439 (scan_stores_spill, scan_reads_spill): Remove.
4440 (dse_step3_scan): Remove for_spills argument which is always false.
4441 (dse_step3): Likewise.
4442 (dse_step5): Rename from ...
4443 (dse_step5_nospill): ... this. Remove alias_set handling.
4444 (rest_of_handle_dse): Adjust.
4446 2016-04-05 Jakub Jelinek <jakub@redhat.com>
4449 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
4450 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
4451 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
4452 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
4454 2016-04-05 Richard Biener <rguenther@suse.de>
4457 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
4458 non-register type temporaries into SSA.
4460 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
4463 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
4464 calls when sanitizing.
4465 (possible_polymorphic_call_target_p): Fix formatting.
4467 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4468 Jakub Jelinek <jakub@redhat.com>
4471 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
4472 to ensure a call statement is compatible with a built-in's
4474 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
4477 2016-04-04 Richard Biener <rguenther@suse.de>
4479 PR rtl-optimization/70484
4480 * rtl.h (canon_output_dependence): Declare.
4481 * alias.c (canon_output_dependence): New function.
4482 * dse.c (record_store): Use canon_output_dependence rather
4483 than canon_true_dependence.
4485 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
4488 * cgraph.h (symtab_node::copy_visibility_from): New function.
4489 * symtab.c (symtab_node::copy_visibility_from): New function.
4490 * ipa-visibility.c (optimize_weakref): New function.
4491 (function_and_variable_visibility): Use it.
4493 2016-04-04 Martin Liska <mliska@suse.cz>
4496 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
4497 value that is really in range handled by SBR instruction.
4498 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
4499 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
4500 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
4502 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
4506 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
4507 set, but not for SP_REG operands.
4509 2016-04-02 Martin Sebor <msebor@redhat.com>
4512 * fold-const.c (maybe_nonzero_address): New function.
4513 (fold_comparison): Call it. Fold equality and relational
4514 expressions involving null pointers.
4515 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
4517 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
4519 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
4520 the "Y" constraint (scalar FP 0.0 immediate).
4522 * gcc/config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
4523 Add the "const_double" to the list of operand constraints.
4525 2016-04-01 Jakub Jelinek <jakub@redhat.com>
4527 PR rtl-optimization/70467
4528 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
4529 If low word of the last operand is 0, just emit addition/subtraction
4532 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4535 * config/s390/s390.c (s390_expand_insv): Check for everything
4536 constant instead of just VOIDmode stuff.
4538 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4541 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
4543 2016-04-01 Nathan Sidwell <nathan@acm.org>
4545 * tree.def (TRY_CATCH_EXPR): Correct documentation.
4547 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
4549 PR rtl-optimization/70461
4550 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
4553 2016-03-31 Martin Liska <mliska@suse.cz>
4556 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
4557 a tree value or an immediate integer value to a buffer
4558 that is eventually copied to a BRIG section.
4559 (emit_immediate_operand): Call the function here.
4560 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
4561 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
4562 of class' fields that are removed.
4563 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
4564 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
4565 m_brig_repr_size fields.
4567 2016-03-31 Martin Liska <mliska@suse.cz>
4570 * hsa-gen.c (hsa_function_representation::update_dominance): New
4572 (convert_addr_to_flat_segment): Likewise.
4573 (gen_hsa_memory_set): New alignment argument.
4574 (gen_hsa_ctor_assignment): Likewise.
4575 (gen_hsa_insns_for_single_assignment): Provide alignment
4576 to gen_hsa_ctor_assignment.
4577 (gen_hsa_insns_for_direct_call): Add new argument.
4578 (expand_lhs_of_string_op): New function.
4579 (expand_string_operation_builtin): Likewise.
4580 (expand_memory_copy): New function.
4581 (expand_memory_set): New function.
4582 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
4583 (convert_switch_statements): Change signature.
4584 (generate_hsa): Use a return value of the function.
4585 (pass_gen_hsail::execute): Do not call
4586 convert_switch_statements here.
4587 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
4588 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
4589 (hsa_function_representation::update_dominance): New function.
4591 2016-03-31 Martin Liska <mliska@suse.cz>
4594 * hsa-brig.c (emit_directive_variable): Emit alignment
4595 according to hsa_symbol::m_align.
4596 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
4597 (dump_hsa_symbol): Dump alignment of HSA symbols.
4598 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
4599 (gen_hsa_addr_with_align): New function.
4600 (hsa_bitmemref_alignment): Use newly added function.
4601 (gen_hsa_insns_for_load): Likewise.
4602 (gen_hsa_insns_for_store): Likewise.
4603 (gen_hsa_memory_copy): New argument added.
4604 (gen_hsa_insns_for_single_assignment): Respect
4605 alignment for assignments processed via gen_hsa_memory_copy.
4606 (gen_hsa_insns_for_direct_call): Likewise.
4607 (gen_hsa_insns_for_return): Likewise.
4608 (gen_function_def_parameters): Set default alignment.
4609 * hsa.c (hsa_object_alignment): New function.
4610 (hsa_byte_alignment): Pasted function.
4611 * hsa.h (hsa_symbol::m_align): New field.
4613 2016-03-31 Bin Cheng <bin.cheng@arm.com>
4615 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
4616 scratch field for goto case.
4618 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
4620 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
4622 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
4625 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
4626 (scalar_chain::convert_insn): Call convert_op for reg
4627 moves to handle undefined registers.
4629 2016-03-31 Nathan Sidwell <nathan@acm.org>
4632 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
4633 Assert we don't want to move backwards.
4635 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
4638 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
4640 2016-03-31 Jakub Jelinek <jakub@redhat.com>
4642 PR rtl-optimization/70460
4643 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
4644 with operand from REG_LABEL_OPERAND, instead substitute
4645 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
4646 Don't do anything for REG_NON_LOCAL_GOTO jumps.
4648 2016-03-31 Martin Liska <mliska@suse.cz>
4650 * passes.c (execute_one_pass): Do not call
4651 todo_after for a discarded function.
4653 2016-03-31 Bin Cheng <bin.cheng@arm.com>
4655 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
4656 (no_cost, infinite_cost): Initialize the new field.
4657 (get_computation_cost_at): Record setup cost.
4658 (determine_use_iv_cost_address): Skip cost computation for sub
4659 uses if we can estimate it without losing accuracy.
4661 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
4663 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
4665 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
4666 max_loop_iterations_int.
4667 (tree_unswitch_outer_loop): Likewise.
4668 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
4669 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
4671 2016-03-30 Richard Biener <rguenther@suse.de>
4674 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
4676 2016-03-30 Jakub Jelinek <jakub@redhat.com>
4679 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
4680 in gen_blendm expander.
4682 2016-03-30 Nick Clifton <nickc@redhat.com>
4685 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
4686 case where we are already provided with an SImode SUBREG.
4688 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
4691 * config/i386/i386.c (ix86_expand_epilogue): Properly check
4692 conflict between DRAP register and __builtin_eh_return.
4694 2016-03-30 Michael Matz <matz@suse.de>
4695 Richard Biener <rguenther@suse.de>
4698 * ipa-polymorphic-call.c (struct type_change_info): Change
4699 speculative to an unsigned allowing to limit the work we do.
4700 (csftc_abort_walking_p): New inline function..
4701 (check_stmt_for_type_change): Limit the number of may-defs
4702 skipped for speculative devirtualization to
4703 max-speculative-devirt-maydefs.
4704 * params.def (max-speculative-devirt-maydefs): New param.
4705 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
4707 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
4710 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
4713 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
4715 PR tree-optimization/59124
4716 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
4717 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
4719 2016-03-29 Jeff Law <law@redhat.com>
4721 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
4723 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
4725 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
4728 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
4730 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
4731 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
4732 gcrt0.o if linking dynamically.
4734 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
4737 * ipa-devirt.c (methods_equal_p): New function.
4738 (compare_virtual_tables): Use it.
4739 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
4740 * cgraphclones.c (clone_function_name_1): Use
4741 symbol_table::symbol_suffix_separator.
4742 * coverage.c (build_var): Likewise.
4743 * symtab.c (symbol_table::symbol_suffix_separator): New.
4745 2016-03-29 Jakub Jelinek <jakub@redhat.com>
4747 PR rtl-optimization/70429
4748 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
4749 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
4750 mode != result_mode.
4753 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
4755 PR tree-optimization/70405
4756 * ssa-iterators.h (num_imm_uses): Add missing braces.
4758 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
4760 PR rtl-optimization/68695
4761 * ira-color.c (allocno_copy_cost_saving): New.
4762 (improve_allocation): Use it.
4764 2016-03-29 Richard Henderson <rth@redhat.com>
4767 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
4769 2016-03-29 Richard Biener <rguenther@suse.de>
4772 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
4773 use alignment returned by get_pointer_alignment_1 if it is
4774 bigger than BITS_PER_UNIT.
4775 * builtins.c (get_pointer_alignment_1): Do not return true
4776 for alignment extracted from SSA info.
4778 2016-03-28 James Bowman <james.bowman@ftdichip.com>
4780 * config/ft32/ft32.opt (mnodiv): New.
4781 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
4782 * doc/invoke.texi (FT32 Options -mnodiv): New.
4784 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
4787 * config/i386/i386.md (define_split, andn): Fix modes.
4789 2016-03-26 Richard Biener <rguenther@suse.de>
4790 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4793 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
4795 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
4796 as 2nd argument to cl_optimization_restore().
4798 2016-03-25 Richard Henderson <rth@redhat.com>
4801 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
4802 * config/aarch64/aarch64-protos.h: Declare it.
4803 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
4805 2016-03-25 Alan Modra <amodra@gmail.com>
4808 * config/rs6000/constraints.md (j): Simplify.
4809 * config/rs6000/predicates.md (easy_fp_constant): Exclude
4811 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
4812 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
4813 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
4814 in all constraint alternatives.
4815 (movtd_64bit_nodm): Delete "j" constraint alternative.
4817 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
4819 * tree-ssa-propagate.c: Enhance docs for
4820 SSA_PROP_NOT_INTERESTING.
4822 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
4824 * doc/extend.texi: Fix typo in documentation to pure attribute.
4826 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
4829 * config/pa/pa.md (bswapdi2): Use a scratch register.
4831 2016-03-24 Richard Henderson <rth@redhat.com>
4834 * fold-const.c (extract_muldiv_1): Correct test for multiplication
4837 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
4839 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
4840 using ix86_expand_binary_operator instead of gen_andsi3.
4842 2016-03-24 Richard Biener <rguenther@suse.de>
4844 PR tree-optimization/70396
4845 * tree-vect-stmts.c (vectorizable_comparison): Use
4846 get_vectype_for_scalar_type.
4848 2016-03-24 Richard Biener <rguenther@suse.de>
4851 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
4852 with register bases.
4854 2016-03-24 Richard Biener <rguenther@suse.de>
4856 PR tree-optimization/70372
4857 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
4858 build_all_ones_cst to also handle vector types correctly.
4860 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4863 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
4866 2016-03-23 Marek Polacek <polacek@redhat.com>
4869 * doc/invoke.texi: Document -Wignored-attributes.
4871 2016-03-23 Bin Cheng <bin.cheng@arm.com>
4873 PR tree-optimization/69042
4874 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
4875 parameter from 30 to 40.
4877 2016-03-23 Bin Cheng <bin.cheng@arm.com>
4879 PR tree-optimization/69042
4880 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
4881 for use with constant offset stripped in base.
4883 2016-03-23 Richard Biener <rguenther@suse.de>
4886 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
4887 mode compatibility check.
4888 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
4890 2016-03-23 Jeff Law <law@redhat.com>
4892 PR tree-optimization/64058
4893 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
4895 (struct ssa_conflicts): Move up earlier in the file.
4896 (conflicts_, var_map_): New static variables.
4897 (initialize_conflict_count): New function to initialize the
4898 CONFLICT_COUNT field for each conflict pair.
4899 (compare_pairs): Lazily initialize the conflict count and use it
4900 as the first tie-breaker.
4901 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
4902 and wipe conflicts_ and map_ around the call to qsort. Remove
4903 special case for 2 coalesce pairs.
4904 * bitmap.c (bitmap_count_unique_bits): New function.
4905 (bitmap_count_bits_in_word): New function, extracted from
4907 (bitmap_count_bits): Use bitmap_count_bits_in_word.
4908 * bitmap.h (bitmap_count_unique_bits): Declare it.
4910 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
4913 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
4914 transparent alias chain for decl assembler name.
4915 * config/sol2.c (solaris_assemble_visibility): Likewise.
4917 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4919 * config/arm/arm1020e.md (1020call_op): Reduce reservation
4921 (v10_fdivs): Likewise.
4922 (v10_fdivd): Likewise.
4924 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4927 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
4928 to not call fclose twice on file.
4930 2016-03-23 Jakub Jelinek <jakub@redhat.com>
4932 PR tree-optimization/70354
4933 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
4934 oprnd0 is wider than oprnd1 and there is a cast from the wider
4935 type to oprnd1, mask it with the mask of the narrower type.
4938 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
4939 Optimize TARGET_STV splitters, if high or low word of last argument
4942 2016-03-22 Jeff Law <law@redhat.com>
4945 tree-ssa-threadbackward.c
4946 (fsm_find_control_statement_thread_paths): Correctly distinguish
4947 between old style jump threads vs FSM jump threads.
4949 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
4952 * config/i386/i386.c (scalar_chain::convert_op): Support
4953 uninitialized register usage case.
4955 2016-03-22 Richard Biener <rguenther@suse.de>
4958 * genmatch.c (gen_transform): Adjust last parameter to a three-state
4960 (capture::gen_transform): ... to change behavior when substituting
4961 a condition into cond or not-cond expr context.
4962 (dt_simplify::gen_1): Adjust.
4963 * gimple-match-head.c: Include gimplify.h for unshare_expr.
4964 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
4965 last change and instead change to
4966 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
4967 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
4969 2016-03-22 Anthony Green <green@moxielogic.com>
4971 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
4972 issue for moxiebox targets.
4973 (CC1PLUS_SPEC): Ditto.
4975 2016-03-22 Richard Biener <rguenther@suse.de>
4978 * fold-const.c (extract_muldiv_1): Properly perform multiplication
4981 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
4983 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
4985 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
4988 * config/i386/i386.c (def_builtin): Handle
4989 OPTION_MASK_ISA_AVX512VL to be and-ed with other
4991 (const struct builtin_description bdesc_special_args[]):
4992 Remove duplicate ISA bits.
4994 2016-03-22 Jakub Jelinek <jakub@redhat.com>
4997 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
4998 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
4999 in a way that works also for AVX512BW.
5002 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
5003 instead of source if operands[1] is xmm16 and above and
5004 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
5005 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
5008 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
5009 on assign if (*from_p) is a comparison, set it to
5010 TREE_NO_WARNING (*from_p).
5012 2016-03-21 Jakub Jelinek <jakub@redhat.com>
5015 * lra.c (restore_scratches): Ignore deleted insns.
5017 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
5018 Jakub Jelinek <jakub@redhat.com>
5020 PR tree-optimization/70317
5021 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
5024 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
5027 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
5028 of ix86_expand_move.
5030 (movti): Use general_operand for operand 1 predicate.
5032 2016-03-21 Martin Liska <mliska@suse.cz>
5034 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
5036 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
5038 2016-03-21 Martin Liska <mliska@suse.cz>
5041 * ipa-icf.c (sem_function::parse): Skip static
5042 constructors and destructors.
5044 2016-03-21 Jakub Jelinek <jakub@redhat.com>
5047 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
5048 function-like macro, peek following token(s) if it is followed
5049 by CPP_OPEN_PAREN token with optional padding in between, and
5050 if not, don't treat it like a macro.
5052 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
5053 Alexander Monakov <amonakov@ispras.ru>
5055 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
5056 for the stabs debug format.
5058 2016-03-21 Richard Biener <rguenther@suse.de>
5060 PR tree-optimization/70310
5061 * tree-vect-generic.c (expand_vector_condition): Fold the built
5064 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
5067 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
5068 Block third alternative for AVX-512VL target,
5070 2016-03-21 Martin Liska <mliska@suse.cz>
5073 * hsa-brig.c (emit_function_directives): Mark unemitted
5074 global variables for emission.
5075 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
5076 (get_symbol_for_decl): Likewise.
5077 * hsa.h (struct hsa_symbol): New flag.
5079 2016-03-21 Richard Biener <rguenther@suse.de>
5081 PR tree-optimization/70288
5082 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
5083 we do not estimate unsimplified all-constant conditionals or
5084 switches as optimized away.
5086 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
5088 PR rtl-optimization/69102
5089 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
5090 when we have a readonly dependency context.
5092 2016-03-18 Jeff Law <law@redhat.com>
5094 PR rtl-optimization/70263
5095 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
5096 (update_equiv_regs): When trying to move a store to after the insn
5097 that sets the source of the store, make sure the store occurs after
5098 the insn that sets the source of the store. When successful note
5099 the REG_EQUIV note created in the dump file.
5101 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
5102 Bernd Schmidt <bschmidt@redhat.com>
5104 * doc/extend.texi: Document more potential problems with basic asms.
5106 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
5108 PR rtl-optimization/70278
5109 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
5112 2016-03-18 Jason Merrill <jason@redhat.com>
5114 * calls.c (load_register_parameters): Fix zero size sibcall logic.
5116 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
5118 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
5119 values to 128b regs.
5121 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
5123 PR tree-optimization/70252
5124 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
5125 boolean vector has a proper number of elements.
5126 (supportable_narrowing_operation): Likewise.
5128 2016-03-18 Tom de Vries <tom@codesourcery.com>
5131 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
5133 2016-03-18 Jakub Jelinek <jakub@redhat.com>
5135 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
5136 instead of replace_rtx for DEBUG_INSNs.
5138 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5140 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
5141 load type reservations.
5143 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
5146 * config/pa/constraints.md: Revert 2015-02-13 change. Use
5147 define_constraint for "Q" and "T" constraints.
5149 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
5151 Tweak the pipeline model for Exynos M1
5153 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
5156 2016-03-17 David Malcolm <dmalcolm@redhat.com>
5159 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
5160 where one or both locations aren't within a line_map.
5162 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
5165 * opts.c (finish_options): Don't set flag_pie to the default if
5166 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
5169 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
5171 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
5172 true as ALL_REGS argument to replace_rtx.
5174 2016-03-17 Richard Biener <rguenther@suse.de>
5177 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
5180 2016-03-17 Jakub Jelinek <jakub@redhat.com>
5183 * rtl.h (replace_rtx): Add ALL_REGS argument.
5184 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
5185 equality and assert mode is the same, instead of just rtx pointer
5187 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
5188 true as ALL_REGS argument to replace_rtx.
5190 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
5192 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
5193 for boolean vector with vector mode only.
5194 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
5196 2016-03-17 Nick Clifton <nickc@redhat.com>
5199 * config/rx/rx.c (rx_print_integer): Print negative constants in
5202 2016-03-17 Jakub Jelinek <jakub@redhat.com>
5205 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
5207 2016-03-16 Richard Henderson <rth@redhat.com>
5208 Richard Biener <rguenth@suse.de>
5213 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
5214 first operand as is_gimple_condexpr.
5219 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
5220 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
5221 Do not gimplify the result.
5222 (do_unop): Adjust call to tree_vec_extract.
5223 (do_binop): Likewise.
5224 (do_compare): Likewise.
5225 (do_plus_minus): Likewise.
5226 (do_negate): Likewise.
5227 (expand_vector_condition): Likewise.
5228 (do_cond): Likewise.
5230 2016-03-16 Richard Henderson <rth@redhat.com>
5233 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
5234 (aarch64_classify_address): Use it.
5235 (aarch64_legitimize_address): Force all subexpressions of PLUS
5236 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
5238 2016-03-16 Jakub Jelinek <jakub@redhat.com>
5239 Richard Biener <rguenth@suse.de>
5242 * rtlanal.c (replace_rtx): For REG, if from is a REG,
5243 return to even if only REGNO is equal, and assert
5246 2016-03-11 Jeff Law <law@redhat.com>
5248 PR rtl-optimization/70224
5249 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
5251 2016-03-16 Richard Henderson <rth@redhat.com>
5254 * function.h (struct function): Add has_forced_label_in_static.
5255 * gimplify.c (force_labels_r): Set it.
5256 * lto-streamer-in.c (input_struct_function_base): Read it.
5257 * lto-streamer-out.c (output_struct_function_base): Write it.
5258 * tree-inline.c (has_label_address_in_static_1): Remove.
5259 (copy_forbidden): Remove fndecl parameter; test
5260 has_forced_label_in_static.
5261 (inline_forbidden_p): Update call to copy_forbidden.
5262 (tree_versionable_function_p): Likewise.
5263 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
5264 (chkp_versioning): Likewise.
5265 * tree-inline.h (copy_forbidden): Update decl.
5267 2016-03-16 Marek Polacek <polacek@redhat.com>
5270 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
5271 function being thunked if the result type doesn't have fixed size.
5272 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
5273 doesn't have fixed size.
5275 2016-03-16 Bin Cheng <bin.cheng@arm.com>
5277 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
5278 reporting malformed loop nest.
5280 2016-03-16 Tom de Vries <tom@codesourcery.com>
5283 * ipa-devirt.c (possible_polymorphic_call_targets): Move
5284 nodes.length () == 1 test to before first nodes[0] access.
5286 2016-03-16 Tom de Vries <tom@codesourcery.com>
5288 PR tree-optimization/68715
5289 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
5292 2016-03-16 Tom de Vries <tom@codesourcery.com>
5294 PR tree-optimization/68809
5295 * graphite-scop-detection.c (same_close_phi_node): Test if result types
5298 2016-03-16 Carlos O'Donell <carlos@redhat.com>
5299 Sandra Loosemore <sandra@codesourcery.com>
5301 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
5302 on leaf attribute. Mention ELF interposition problems.
5304 2016-03-16 Alan Modra <amodra@gmail.com>
5306 PR rtl-optimization/69195
5307 PR rtl-optimization/47992
5308 * ira.c (indirect_jump_optimize): Ignore artificial defs.
5311 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
5314 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
5316 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
5318 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
5320 2016-03-15 Jakub Jelinek <jakub@redhat.com>
5322 PR rtl-optimization/70222
5323 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
5324 optimization if mode is different from result_mode, queue up masking
5325 of the result in outer_op. Formatting fix.
5328 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
5331 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
5333 PR rtl-optimization/69032
5334 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
5335 looping backwards over basic block insns.
5337 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
5340 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
5341 to non-speculative when propagating trap bits.
5343 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
5345 PR rtl-optimization/63384
5346 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
5349 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
5352 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
5353 factored out from ...
5354 (sched_analyze_insn): ... here.
5355 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
5356 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
5357 get_implicit_reg_pending_clobbers in it.
5358 (setup_id_reg_sets): Use setup_id_implicit_regs.
5359 (deps_init_id): Ditto.
5361 2016-03-15 Tom de Vries <tom@codesourcery.com>
5364 * cgraph.c (cgraph_node::get_body): Save, reset and restore
5366 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
5367 execute_function_dump.
5368 (execute_one_pass): Don't dump function if it will be dumped after ipa
5371 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
5373 * genrecog.c (match_pattern_2): If pred is NULL don't call
5374 safe_predicate_mode on it.
5376 2016-03-14 Jakub Jelinek <jakub@redhat.com>
5379 * lra-constraints.c (delete_move_and_clobber): Change assertion
5380 to also allow dregno == 0.
5382 2016-03-14 Richard Henderson <rth@redhat.com>
5385 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
5386 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
5387 (reassociate_bb): Use optimize_vec_cond_expr; avoid
5388 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
5391 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
5394 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
5396 (lra_create_live_ranges_1): initialize hard register biggest_mode to
5398 * lra-constraints.c (split_reg): For hard regs, try to find the
5399 biggest single-register mode used in the function.
5401 2016-03-14 Richard Biener <rguenther@suse.de>
5403 PR tree-optimization/56365
5404 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
5405 constants to compare against.
5407 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
5410 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
5411 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
5412 (define_split for the GPR case): Use int_reg_operand instead of
5413 gpc_reg_operand for the output.
5415 2016-03-14 Tom de Vries <tom@codesourcery.com>
5417 PR tree-optimization/70045
5418 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
5419 create_empty_if_region_on_edge argument.
5421 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
5423 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
5424 (STACK_CHECK_PROTECT): Likewise.
5425 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
5426 (STACK_CHECK_PROTECT): Likewise.
5427 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
5428 (STACK_CHECK_PROTECT): Likewise.
5429 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
5430 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
5431 (STACK_CHECK_PROTECT): Likewise.
5433 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
5435 PR rtl-optimization/69307
5436 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
5437 registers in modes that span more than one register.
5439 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
5442 * lra-constraints.c (delete_move_and_clobber): New.
5443 (remove_inheritance_pseudos): Use it.
5445 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
5448 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
5449 the libcall is LCT_THROW.
5450 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
5451 for the checking routine.
5453 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
5456 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
5457 optimization if we have direct move.
5458 (roundu32<mode>2_fprs): Likewise.
5460 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
5463 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
5465 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
5466 Arguments swapped. All callers changed. Take reg_renumber into
5467 account, and Calculate and compare register ranges for hard regs.
5469 2016-03-11 Jeff Law <law@redhat.com>
5471 PR tree-optimization/70190
5472 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
5473 Handle cases where we can not extract the taken edge, even though we
5474 found a constant value.
5476 PR tree-optimization/64058
5477 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
5478 (num_coalesce_pairs): Move up earlier in file.
5479 (find_coalesce_pair): Initialize the INDEX field for each pair
5481 (compare_pairs): No longer sort on the elements in each pair.
5482 Instead break ties with the index of the coalesce pair.
5484 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5487 * config/aarch64/aarch64-protos.h
5488 (aarch64_save_restore_target_globals): New prototype.
5489 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
5490 Call the above when popping pragma.
5491 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
5493 (aarch64_set_current_function): Rewrite using the above.
5495 2016-03-11 Jakub Jelinek <jakub@redhat.com>
5497 PR tree-optimization/70177
5498 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
5499 (extract_ops_from_tree): ... this. In the 2 argument
5500 overload remove _1 suffix.
5501 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
5502 (extract_ops_from_tree): ... this.
5503 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
5505 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
5506 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
5507 extract_ops_from_tree instead of 2 operand one.
5509 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
5511 PR tree-optimization/70013
5512 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
5513 for constant-pool entries.
5515 2016-03-11 Jakub Jelinek <jakub@redhat.com>
5517 PR rtl-optimization/70174
5518 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
5519 followed by gen_lowpart on force_reg instead of just gen_lowpart.
5521 PR tree-optimization/70169
5522 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
5523 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
5526 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
5527 Jakub Jelinek <jakub@redhat.com>
5530 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
5531 of uninitialized values.
5533 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5535 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
5537 ("*trunctddd2"): New pattern definition.
5538 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
5541 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5543 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
5544 definitions for BFP and DFP rounding modes.
5545 ("fixuns_truncdddi2", "fixuns_trunctddi2")
5546 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
5547 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
5548 ("fix_trunctf<mode>2"): Use the new constants instead of magic
5551 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5553 * config/s390/constraints.md: Adjust comment.
5554 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
5555 s390_decompose_addrstyle_without_index.
5556 * config/s390/predicates.md (shift_count_or_setmem_operand):
5557 Rename to setmem_operand.
5558 * config/s390/s390-protos.h
5559 (s390_decompose_shift_count): Rename to
5560 s390_decompose_addrstyle_without_index.
5561 * config/s390/s390.c (s390_decompose_shift_count)
5562 (s390_mem_constraint, print_shift_count_operand)
5563 (print_operand_address, print_operand): Rename
5564 s390_decompose_shift_count to
5565 s390_decompose_addrstyle_without_index and rename
5566 print_shift_count_operand to print_addrstyle_operand troughout the
5568 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
5569 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
5570 Rename shift_count_or_setmem_operand to setmem_operand.
5571 * config/s390/vx-builtins.md ("vec_insert<mode>")
5572 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
5575 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5578 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
5579 Handle overlapping retval and newval.
5581 2016-03-10 Nick Clifton <nickc@redhat.com>
5584 * config/aarch64/aarch64.c
5585 (aarch64_override_options_after_change_1): When forcing
5586 flag_omit_frame_pointer to be true, use a special value that can
5587 be detected if this function is called again, thus preventing
5588 flag_omit_leaf_frame_pointer from being forced to be false.
5590 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5592 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
5593 Set x_flag_omit_leaf_frame_pointer when handling
5594 -momit-leaf-frame-pointer.
5596 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5599 * cgraph.c (cgraph_node::dump): Dump split_part and
5600 indirect_call_target.
5601 * cgraph.h (cgraph_node): Add indirect_call_target flag.
5602 * ipa.c (has_addr_references_p): Cleanup.
5603 (is_indirect_call_target_p): New.
5604 (walk_polymorphic_call_targets): Do not mark virtuals that may be
5605 called indirectly as local.
5606 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
5608 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5611 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
5612 on cxa_pure_virtual.
5614 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5617 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
5619 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5622 * tree.c (need_assembler_name_p): Only record main variant type names.
5624 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
5627 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
5628 Always define to 0 or 1.
5629 (TARGET_FIX_ERR_A53_843419): New macro.
5630 * config/aarch64/aarch64-elf-raw.h
5631 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
5632 * config/aarch64/aarch64-linux.h: Likewise.
5633 * config/aarch64/aarch64.c
5634 (aarch64_override_options_after_change_1): Do not default
5635 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
5637 (aarch64_attributes): Handle fix-cortex-a53-843419.
5638 (aarch64_can_inline_p): Likewise.
5639 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
5641 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
5642 Jakub Jelinek <jakub@redhat.com>
5644 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
5645 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
5646 DECL_COMMONS if flag_unconstrained_commons is set.
5647 * tree-dfa.c (get_ref_base_and_extent): Likewise.
5648 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
5649 (funconstrained-commons): Document.
5651 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
5653 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
5654 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
5656 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
5658 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
5659 has a proper number of elements.
5661 2016-03-10 Alan Modra <amodra@gmail.com>
5663 PR rtl-optimization/69195
5664 PR rtl-optimization/47992
5665 * ira.c (recorded_label_ref): Delete.
5666 (update_equiv_regs): Return void.
5667 (indirect_jump_optimize): New function.
5668 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
5669 before regstat_compute_ri. Don't rebuild_jump_labels here.
5670 Delete update_regstat.
5672 2016-03-10 Richard Biener <rguenther@suse.de>
5674 PR tree-optimization/70128
5675 * tree-ssa-structalias.c (set_uids_in_ptset): Set
5676 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
5678 2016-03-09 Jakub Jelinek <jakub@redhat.com>
5680 PR tree-optimization/70152
5681 * tree-sra.c (replace_removed_params_ssa_names): Copy over
5682 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
5685 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
5686 instead of gen_sse2_loadlpd.
5687 * config/i386/sse.md (*vec_concatv2df): Rename to...
5688 (vec_concatv2df): ... this.
5690 PR tree-optimization/70127
5691 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
5693 2016-03-09 David Malcolm <dmalcolm@redhat.com>
5697 * diagnostic-show-locus.c (compatible_locations_p): New function.
5698 (layout::layout): Sanitize ranges using compatible_locations_p.
5700 2016-03-09 David Malcolm <dmalcolm@redhat.com>
5704 * diagnostic-show-locus.c (layout_range::layout_range): Replace
5705 location_range param with three const expanded_locations * and a
5707 (layout::layout): Replace call to
5708 rich_location::lazily_expand_location with get_expanded_location.
5709 Extract the range and perform location expansion here, passing
5710 the results to the layout_range ctor.
5711 * diagnostic.c (source_range::debug): Delete.
5712 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
5713 of rich_location::get_expanded_location.
5714 * gcc-rich-location.c (get_range_for_expr): Delete.
5715 (gcc_rich_location::add_expr): Reimplement to avoid the
5716 rich_location::add_range overload that took a location_range,
5717 passing a location_t instead.
5719 2016-03-09 Richard Biener <rguenther@suse.de>
5720 Jakub Jelinek <jakub@redhat.com>
5722 PR tree-optimization/70138
5723 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
5724 Also skip vect_double_reduction_def.
5726 2016-03-09 Jakub Jelinek <jakub@redhat.com>
5729 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
5730 if the operand is "m".
5732 2016-03-09 Nathan Sidwell <nathan@acm.org>
5734 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
5736 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5738 * config/i386/i386.c (processor_target_table): Fix cost table
5739 intialization order for znver1.
5741 2016-03-08 Jakub Jelinek <jakub@redhat.com>
5743 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
5744 - becuase -> because.
5745 * ipa-reference.c (ignore_module_statics): Likewise.
5746 * cgraph.c (cgraph_node::get_body): Likewise.
5747 * ipa-inline.c (early_inliner): Likewise.
5748 * ipa-devirt.c (types_same_for_odr): Likewise.
5749 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
5750 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
5752 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5754 * tree-ssa-math-opts.c: Fix typo in comment.
5756 2016-03-08 Jakub Jelinek <jakub@redhat.com>
5759 * config/i386/i386.c (scalar_chain::make_vector_copies,
5760 scalar_chain::convert_reg): Call end_sequence in between
5761 get_insns and emit_conversion_insns rather than after both
5764 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
5767 * config/i386/i386.h (machine_function): Add
5768 pc_thunk_call_expanded flag.
5769 (ix86_pc_thunk_call_expanded): New define.
5770 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
5771 (*set_got): Rename insn pattern from set_got.
5772 (*set_got_labelled): Rename inst pattern from set_got_labelled.
5773 * config/i386/i386.c (ix86_compute_frame_layout): Use
5774 ix86_pc_thunk_call_expanded to prevent red-zone.
5776 2016-03-07 Martin Jambor <mjambor@suse.cz>
5778 * hsa.h (hsa_get_ctor_statements): Declare.
5779 (hsa_get_dtor_statements): Likewise.
5780 (hsa_get_kernel_dispatch_type): Likewise.
5781 * hsa.c (hsa_get_ctor_statements): New function.
5782 (hsa_get_dtor_statements): Likewise.
5783 (hsa_get_kernel_dispatch_type): Likewise.
5784 * hsa-brig.c (hsa_cdtor_statements): Removed.
5785 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
5786 hsa_get_dtor_statements.
5787 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
5788 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
5790 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
5792 * config/arm/arm-cores.def (cortex-r8): New.
5793 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
5794 * config/arm/arm-tune.md: Likewise.
5795 * gcc/doc/invoke.texi: Add cortex-r8 to list of cpu values.
5797 2016-03-07 Martin Sebor <msebor@redhat.com>
5799 PR rtl-optimization/19705
5800 * doc/invoke.texi (Options That Control Optimization): Clarify
5801 -fno-branch-count-reg.
5803 2016-02-26 Richard Biener <rguenther@suse.de>
5804 Jeff Law <law@redhat.com>
5806 PR tree-optimization/69740
5807 * cfghooks.c (remove_edge): Request loop fixups if we delete
5808 an edge that might turn an irreducible loop into a natural
5810 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
5811 Move after definition of loops_state_clear.
5813 2016-03-07 Bin Cheng <bin.cheng@arm.com>
5815 PR rtl-optimization/69052
5816 * rtlanal.c (commutative_operand_precedence): Set higher precedence
5819 2016-03-07 Tom de Vries <tom@codesourcery.com>
5821 PR tree-optimization/70116
5822 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
5823 is_tm_ending stmts and ubsan/asan internal functions.
5824 (find_duplicate): Use it. Don't test is_tm_ending here.
5826 2016-03-07 Richard Biener <rguenther@suse.de>
5828 PR tree-optimization/70115
5829 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
5830 (propagate_constants_for_unrolling): Use replace_uses_by.
5832 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
5835 * omp-low.c (struct oacc_loop): Add ifns.
5836 (new_oacc_loop_raw): Initialize it.
5837 (finish_oacc_loop): Clear mask & flags if no ifns.
5838 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
5839 (oacc_loop_xform_loop): Add ifns arg & adjust.
5840 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
5842 2016-03-07 Richard Henderson <rth@redhat.com>
5845 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
5846 (insert_value_copy_on_edge): Likewise.
5848 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5850 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
5852 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5855 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
5857 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
5859 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
5861 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
5863 Fix sseimul type attribute.
5864 * config/i386/znver1.md
5865 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
5866 znver1_sseimul_avx256_load) : Fix the type attribute.
5867 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
5868 pipe usage and latency.
5870 2016-03-05 Jakub Jelinek <jakub@redhat.com>
5873 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
5874 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
5877 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
5880 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
5882 PR rtl-optimization/69941
5883 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
5884 the reg share its mode.
5886 2016-03-04 Jeff Law <law@redhat.com>
5888 PR tree-optimization/69196
5889 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
5890 If the both SSA_NAMEs are anonymous, then consider them unassociated
5891 and include the PHI in the statement count.
5893 2016-03-05 Tom de Vries <tom@codesourcery.com>
5895 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
5896 construct in oacc routine. Check for oacc region in oacc routine.
5898 2016-03-04 Jakub Jelinek <jakub@redhat.com>
5901 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
5902 2016-02-22 changes, instead don't recurse if RECUR is already true.
5903 Don't change *dynamic_check if RECUR. Adjust recursive caller
5904 to pass true to the new argument.
5905 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
5908 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
5909 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
5911 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
5913 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
5915 PR rtl-optimization/57676
5916 * lra-assigns.c (lra_assign): Guard test for maximum iterations
5919 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
5921 * tree-vect-patterns.c (search_type_for_mask): Handle
5922 comparison of booleans.
5924 2016-03-04 Jakub Jelinek <jakub@redhat.com>
5926 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
5930 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
5931 all other ops that have dw_val_class_die_ref operands,
5932 and DW_OP_GNU_entry_value.
5934 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5936 PR rtl-optimization/69904
5937 * config/arm/arm.c (arm_cannot_copy_insn_p):
5938 Return true for load-exclusive instructions.
5940 2016-03-03 Jakub Jelinek <jakub@redhat.com>
5943 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
5944 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
5945 the pattern no matter if it is used just by non-pattern, pattern
5947 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
5948 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
5949 oprnd1 def_stmt is in pattern, don't look through it.
5951 2016-03-03 Marek Polacek <polacek@redhat.com>
5954 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
5956 2016-03-03 Martin Liska <mliska@suse.cz>
5958 PR tree-optimization/70043
5959 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
5960 previous statement if we see a debug statement.
5962 2016-03-03 Richard Biener <rguenther@suse.de>
5964 PR tree-optimization/55936
5965 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
5966 parameter and guard unsafe equivalence use.
5967 (vrp_evaluate_conditional_warnv_with_ops): Always use
5968 safe equivalences but not via the quadratic compare_names
5971 2016-03-03 Michael Collison <michael.collison@linaro.org>
5974 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
5975 for operand 1 to s_register_operand. Change predicate for operand
5976 2 to arm_not_immediate_operand.
5978 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
5980 * doc/tm.texi: Regenerated.
5982 2016-03-02 Richard Henderson <rth@redhat.com>
5985 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
5986 simplification when all args are positive non-fixed registers.
5988 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5990 * target.def (lra_p): Specify that new ports should use LRA.
5992 2016-03-02 Jakub Jelinek <jakub@redhat.com>
5995 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
5996 gimplify_type_sizes the type they refer to.
5997 (omp_notice_variable): Handle reference vars to VLAs.
5998 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
5999 reference to VLA decls in the second pass instead of first pass.
6001 2016-03-02 Tom de Vries <tom@codesourcery.com>
6003 PR tree-optimization/68659
6004 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
6005 new_expr == NULL_TREE.
6006 (get_new_name): Handle ADDR_EXPR.
6008 2016-03-02 Bin Cheng <bin.cheng@arm.com>
6010 PR rtl-optimization/69052
6011 * loop-invariant.c (canonicalize_address): New function.
6012 (inv_can_prop_to_addr_use): Check validity of address expression
6013 which is canonicalized by above function.
6015 2016-03-02 Alan Modra <amodra@gmail.com>
6018 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
6021 2016-03-02 Jakub Jelinek <jakub@redhat.com>
6024 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
6025 (*movhi_internal): Put mask moves from and to memory separately
6026 from moves from/to GPRs.
6028 2016-03-02 Richard Biener <rguenther@suse.de>
6030 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
6031 GENERIC expressions in GIMPLE.
6033 2016-03-02 Richard Biener <rguenther@suse.de>
6035 * config/i386/i386.c (type_natural_mode): Fix typo.
6037 2016-03-02 Nick Clifton <nickc@redhat.com>
6039 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
6041 2016-03-02 Richard Biener <rguenther@suse.de>
6042 Uros Bizjak <ubizjak@gmail.com>
6045 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
6047 2016-03-02 Richard Biener <rguenther@suse.de>
6050 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
6052 2016-03-02 Marek Polacek <polacek@redhat.com>
6055 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
6056 "is promoted to" warning.
6058 2016-03-01 DJ Delorie <dj@redhat.com>
6060 * config.gcc: Deprecate mep-*.
6062 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
6065 * lra-constraints.c (regno_val_use_in): New.
6066 (match_reload): Use it instead of regno_use_in.
6068 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
6070 PR rtl-optimization/70007
6071 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
6072 references present in REG_EQUAL notes attached to non-SET patterns.
6074 2016-03-01 Jeff Law <law@redhat.com>
6076 PR tree-optimization/69196
6077 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6078 Appropriately clamp the number of statements to copy when the
6079 thread path does not traverse a loop backedge.
6081 PR tree-optimization/69196
6082 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6083 Do count some PHIs in the thread path against the insn count. Decrease
6084 final statement count by one as the control statement in the last
6085 block will get removed. Remove special cased code for handling PHIs
6088 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
6091 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
6092 asm dialect alternatives to explicit GOTPCREL calls.
6094 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
6097 * ira.c (do_reload): Issue warning for generic stack checking here...
6098 * reload1.c (reload): ...instead of here and streamline it.
6100 2016-03-01 Nick Clifton <nickc@redhat.com>
6102 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
6104 2016-03-01 Richard Biener <rguenther@suse.de>
6106 PR tree-optimization/69983
6107 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
6108 types and fall back to operand_equal_p.
6110 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6113 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6115 * config/s390/constraints.md ("jm8"): New constraint.
6116 * config/s390/predicates.md ("const_int_8bitset_operand"): New
6118 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
6120 ("*setmem_long<setmem_and>"): New pattern.
6121 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
6123 ("*setmem_long_31z<setmem_and>"): New pattern.
6124 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
6125 New substitution rules with the required attributes.
6128 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6131 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6133 * gensupport.c (process_substs_on_one_elem): Split loop to
6134 complete mark_operands_used_in_match_dup on all expressions in the
6136 (adjust_operands_numbers): Inline into process_substs_on_one_elem
6137 and remove function.
6139 2016-03-01 Richard Biener <rguenther@suse.de>
6142 * fold-const.c (fold_indirect_ref_1): Fix range checking for
6143 vector BIT_FIELD_REF extract.
6145 2016-03-01 Richard Biener <rguenther@suse.de>
6147 PR tree-optimization/69994
6148 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
6150 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
6152 PR tree-optimization/69956
6153 * tree-vect-stmts.c (supportable_widening_operation): Support
6154 multi-step conversion of boolean vectors.
6155 (supportable_narrowing_operation): Likewise.
6157 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6159 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
6162 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6164 * config/s390/subst.md (DSI_VI): New mode iterator.
6165 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
6166 * config/s390/vector.md ("vec_set<mode>"): Move expander before
6167 the insn definition.
6168 ("*vec_set<mode>"): Change predicate and add alternative to
6169 support only either register or const_int operands as element
6171 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
6173 ("vec_extract<mode>"): New expander.
6174 ("*vec_extract<mode>"): New insn definition supporting reg and
6175 const_int element selectors.
6176 ("*vec_extract<mode>_plus"): New insn definition supporting
6177 reg+const_int element selectors.
6178 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
6179 following expander+insn definition.
6180 ("<vec_shifts_name><mode>3"): New expander.
6181 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
6183 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6185 * config/s390/s390.md ("*tabort_1"): Change predicate to
6186 nonmemory_operand. Add a second alternative to cover
6187 register as well as const int operands.
6188 ("*tabort_1_plus"): New pattern definition.
6190 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6192 * config/s390/s390.md ("*ashrdi3_cc_31")
6193 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
6194 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
6195 Merge insn definitions into ...
6196 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
6197 New pattern definition.
6198 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
6199 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
6200 ("*ashr<mode>3_and"): Merge insn definitions into ...
6201 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
6202 New pattern definition.
6203 * config/s390/subst.md ("addr_style_op_cc_subst")
6204 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
6205 substitutions patterns plus attributes.
6206 Add ashiftrt to SUBST iterator.
6208 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6210 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
6211 op2 to nonmemory_operand.
6212 ("*<shift>di3_31", "*<shift>di3_31_and"):
6213 Merge into single pattern definition ...
6214 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
6215 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
6216 pattern definition ...
6217 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
6218 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
6221 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6223 * config/s390/predicates.md (const_int_6bitset_operand): New
6225 * config/s390/s390.md: Include subst.md.
6226 ("rotl<mode>3"): New expander.
6227 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
6229 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
6230 * config/s390/subst.md: New file.
6232 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6234 * config/s390/s390.md ("op_type", "atype", "length" attributes):
6235 Remove RRR type. It doesn't really exist.
6236 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
6238 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
6239 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
6240 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
6241 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
6242 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
6243 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
6244 `enabled' attribute.
6246 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6248 * gensupport.c (process_substs_on_one_elem): Split loop to
6249 complete mark_operands_used_in_match_dup on all expressions in the
6251 (adjust_operands_numbers): Inline into process_substs_on_one_elem
6252 and remove function.
6254 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
6257 * config/sparc/sparc.c (NWORDS_UP): Rename to...
6258 (CEIL_NWORDS): ...this. Use CEIL macro.
6259 (compute_fp_layout): Adjust to above renaming.
6260 (function_arg_union_value): Likewise.
6261 (sparc_arg_partial_bytes): Likewise.
6262 (sparc_function_arg_advance): Likewise.
6264 2016-02-29 Jeff Law <law@redhat.com>
6266 PR tree-optimization/70005
6267 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
6268 where an object with a boolean range is compared against a value
6271 PR tree-optimization/69999
6272 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
6273 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
6276 2016-02-29 Richard Biener <rguenther@suse.de>
6278 PR tree-optimization/69994
6279 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
6280 (get_unary_op): Look through nop conversions.
6281 (ops_equal_values_p): New function, look for equality diregarding
6283 (eliminate_plus_minus_pair): Use ops_equal_values_p
6284 (repropagate_negates): Do not use get_unary_op here.
6286 2016-02-29 Martin Liska <mliska@suse.cz>
6288 * system.h: Poison ENABLE_CHECKING macro.
6290 2016-02-29 Martin Liska <mliska@suse.cz>
6292 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
6293 is presented in dump flags.
6294 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
6295 (hsa_regalloc): Likewise.
6297 2016-02-19 Richard Biener <rguenther@suse.de>
6299 PR tree-optimization/69980
6300 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
6301 permutation of those we need to keep.
6303 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
6306 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
6307 (NWORDS_UP): ...this
6308 (init_cumulative_args): Minor tweaks.
6309 (sparc_promote_function_mode): Likewise.
6310 (scan_record_type): Delete.
6311 (traverse_record_type): New function template.
6312 (classify_data_t): New structure type.
6313 (classify_registers): New inline function.
6314 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
6315 exhausted. Instantiate traverse_record_type on classify_registers and
6316 deal with the case of a structure passed in slot #15 with no FP field
6318 (assign_data_t): New structure type.
6319 (compute_int_layout): New static function.
6320 (compute_fp_layout): Likewise.
6321 (count_registers): New inline function.
6322 (assign_int_registers): New static function.
6323 (assign_fp_registers): Likewise.
6324 (assign_registers): New inline function.
6325 (function_arg_record_value_1): Delete.
6326 (function_arg_record_value_2): Likewise.
6327 (function_arg_record_value_3): Likewise.
6328 (function_arg_record_value): Adjust to above changes. Instantiate
6329 traverse_record_type on count_registers to first count the number of
6330 registers to be used and then on assign_registers to assign them.
6331 (function_arg_union_value): Adjust to above renaming.
6332 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
6333 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
6334 case of a structure passed in slot #15
6335 (sparc_function_arg_advance): Likewise.
6336 (function_arg_padding): Minor tweak.
6338 2016-02-29 Richard Biener <rguenther@suse.de>
6340 PR tree-optimization/69720
6341 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
6342 the adjustment_def path for possibly vectorized defs.
6343 (vect_create_epilog_for_reduction): Handle vectorized initial
6346 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
6348 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
6350 2016-02-27 Jeff Law <law@redhat.com>
6353 2016-02-26 Richard Biener <rguenther@suse.de>
6354 Jeff Law <law@redhat.com>
6356 PR tree-optimization/69740
6357 * cfghooks.c (remove_edge): Request loop fixups if we delete
6358 an edge that might turn an irreducible loop into a natural
6361 2016-02-27 Jakub Jelinek <jakub@redhat.com>
6363 PR rtl-optimization/69896
6364 * tree-vect-generic.c (get_compute_type): Avoid single element
6367 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
6369 Rename the AArch64 tuning option and related functions to enable the
6370 Newton series for the reciprocal square root to reflect its
6371 approximative characteristic.
6373 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
6374 function to "aarch64_emit_approx_rsqrt".
6375 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
6376 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
6377 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
6378 (xgene1_tunings): Likewise.
6379 (use_rsqrt_p): Likewise.
6380 (aarch64_emit_swrsqrt): Use new function name.
6381 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
6382 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
6383 text explaining this option.
6384 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
6386 2016-02-26 Jakub Jelinek <jakub@redhat.com>
6389 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
6390 complain about -mallow-movmisalign without -mvsx if
6391 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
6393 2016-02-26 Joel Sherrill <joel@rtems.org>
6395 * config.gcc: Add x86_64-*-rtems*.
6396 * gcc/config/i386/rtems-64.h: New file.
6398 2016-02-26 Joel Sherrill <joel@rtems.org>
6400 * config.gcc: Add aarch64-*-rtems*.
6401 * gcc/config/aarch64/rtems.h: New file.
6403 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
6406 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
6407 shift amount using %h. Add comment.
6409 2016-02-26 Richard Biener <rguenther@suse.de>
6410 Jeff Law <law@redhat.com>
6412 PR tree-optimization/69740
6413 * cfghooks.c (remove_edge): Request loop fixups if we delete
6414 an edge that might turn an irreducible loop into a natural
6417 2016-02-26 Martin Jambor <mjambor@suse.cz>
6420 * tree-sra.c (sra_modify_assign): Do not remove loads of
6421 uninitialized aggregates to SSA_NAMEs.
6423 2016-02-26 Richard Henderson <rth@redhat.com>
6426 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
6427 pseudo in case the target rtx matches the source of the left
6430 2016-02-26 Martin Jambor <mjambor@suse.cz>
6433 * hsa.h (hsa_type_packed_p): Declare.
6434 * hsa.c (hsa_type_packed_p): New function.
6435 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
6437 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
6438 * hsa-brig.c (emit_basic_insn): Likewise.
6440 2016-02-26 Martin Jambor <mjambor@suse.cz>
6443 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
6445 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
6447 2016-02-26 Martin Jambor <mjambor@suse.cz>
6449 * hsa.h (is_a_helper): New overload for hsa_op_immed for
6450 hsa_op_with_type operands.
6451 (hsa_unsigned_type_for_type): Declare.
6452 * hsa.c (hsa_unsigned_type_for_type): New function.
6453 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
6454 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
6455 the finalizer. Do not emit extra move.
6457 2016-02-26 Martin Jambor <mjambor@suse.cz>
6459 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
6460 atomic operations in private segment.
6462 2016-02-26 Martin Jambor <mjambor@suse.cz>
6464 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
6465 statements to wi->info. Also disallow omp simd constructs.
6466 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
6467 for not gridifying. Dump special string for omp_for.
6469 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6472 * config/aarch64/aarch64.c (aarch64_set_current_function):
6473 Save/restore target globals when switching to
6474 target_option_default_node.
6476 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6479 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
6480 Return 0 if !SHIFT_COUNT_TRUNCATED.
6482 2016-02-26 Jakub Jelinek <jakub@redhat.com>
6483 Eric Botcazou <ebotcazou@adacore.com>
6485 PR rtl-optimization/69891
6486 * dse.c (scan_insn): If we can't figure out memset arguments
6487 or they are non-constant, call clear_rhs_from_active_local_stores.
6489 2016-02-26 Martin Liska <mliska@suse.cz>
6491 * doc/extend.texi: Mention clog10, clog10f an clog10l
6492 in Builtins section.
6494 2016-02-26 Martin Liska <mliska@suse.cz>
6496 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
6498 (resolve_args_picking_1): Likewise.
6499 * dwarf2out.h (struct GTY): Likewise.
6501 2016-02-26 Martin Liska <mliska@suse.cz>
6503 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
6505 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
6507 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
6508 Martin Liska <mliska@suse.cz>
6510 * doc/install.texi: Mention --enable-valgrind-annotations.
6512 2016-02-26 Richard Biener <rguenther@suse.de>
6514 PR tree-optimization/69551
6515 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
6516 looking through aliases adjust DECL_PT_UID to refer to the
6517 ultimate alias target.
6519 2016-02-25 Martin Liska <mliska@suse.cz>
6522 * alloc-pool.c (after_memory_report): New variable.
6523 * alloc-pool.h (base_pool_allocator ::release): Do not use
6524 the infrastructure if after_memory_report.
6525 * toplev.c (toplev::main): Mark after memory report.
6527 2016-02-25 Richard Biener <rguenther@suse.de>
6529 PR tree-optimization/48795
6530 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
6532 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
6535 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
6536 offloading is enabled and -fopenacc or -fopenmp is specified.
6537 (CRTOFFLOADEND): Likewise.
6538 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
6539 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
6540 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
6541 (offload_objects_file_name): New static var.
6542 (tool_cleanup): Remove offload_objects_file_name file.
6543 (find_offloadbeginend): Replace with ...
6544 (find_crtoffloadtable): ... this.
6545 (run_gcc): Remove offload_argc and offload_argv.
6546 Get offload_objects_file_name from -foffload-objects=... option.
6547 Read names of object files with offload from this file, pass them to
6548 compile_images_for_offload_targets. Don't call find_offloadbeginend and
6549 don't pass offloadbegin and offloadend to the linker. Don't pass
6550 offload non-LTO files to the linker, because now they're not claimed.
6552 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
6555 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
6556 on builtin_unreachable.
6558 2016-02-25 Jakub Jelinek <jakub@redhat.com>
6560 PR rtl-optimization/69896
6561 * regcprop.c: Include cfgrtl.h.
6562 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
6563 than remembered mode, either delete it (if noop_move_p), or
6564 treat like copy_p but not noop_p instruction.
6566 2016-02-24 Jakub Jelinek <jakub@redhat.com>
6569 * dwarf2out.c (gen_variable_die): Work around buggy LTO
6570 - allow NULL decl for Fortran DW_TAG_common_block variables.
6572 2016-02-24 Jason Merrill <jason@redhat.com>
6574 * common.opt (flifetime-dse): Add -flifetime-dse=1.
6576 2016-02-24 Richard Biener <rguenther@suse.de>
6577 Jakub Jelinek <jakub@redhat.com>
6580 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
6581 conditionally executed ops to well-defined overflow behavior.
6583 2016-02-24 Jakub Jelinek <jakub@redhat.com>
6586 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
6589 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6591 PR rtl-optimization/69886
6592 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
6593 argument. Use it when checking validity of set instructions.
6594 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
6595 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
6597 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
6598 * store-motion.c (find_moveable_store): Update
6599 can_assign_to_reg_without_clobbers_p callsite.
6601 2016-02-24 Richard Biener <rguenther@suse.de>
6604 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
6606 (record_nonwrapping_iv): Do not fall back to the low/high bound
6607 for non-constant IV bases if the stmt is not always executed.
6609 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6611 * config/arm/arm-cores.def (cortex-a32): New entry.
6612 * config/arm/arm-tables.opt: Regenerate.
6613 * config/arm/arm-tune.md: Regenerate.
6614 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
6615 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
6616 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
6617 for -mcpu and -mtune.
6619 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6622 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
6623 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
6624 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
6625 (atomic_loaddi_1): Delete.
6626 (atomic_loaddi): Rewrite expander using the above changes.
6628 2016-02-24 Jakub Jelinek <jakub@redhat.com>
6631 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
6634 2016-02-24 Jakub Jelinek <jakub@redhat.com>
6635 Richard Biener <rguenth@suse.de>
6638 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
6639 set_mem_attributes if tem is SSA_NAME which got expanded
6642 2016-02-24 Richard Biener <rguenther@suse.de>
6644 PR tree-optimization/69907
6645 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
6646 end of permutations for BB vectorization.
6648 2016-02-24 Christian Bruel <christian.bruel@st.com>
6650 * config/arm/arm-c.c (arm_option_override): Initialize
6651 target_option_current_node.
6652 * config/arm/arm.c (arm_pragma_target_parse): Replace
6653 build_target_option_node call by target_option_current_node.
6654 Set target_option_current_node.
6657 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
6660 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
6661 define_insn_and_split to define_insn.
6662 (zero_extendqi<mode>2_dot2): Same.
6663 (extendqi<mode>2_dot): Same.
6664 (extendqi<mode>2_dot2): Same.
6666 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
6668 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
6669 and add bypass for AES{D,E} and AESMC pairs.
6670 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
6673 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
6675 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
6676 series for reciprocal square root in Exynos M1.
6678 2016-02-23 Martin Sebor <msebor@redhat.com>
6681 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
6682 __builtin_alloca_with_align.
6684 2016-02-23 Richard Henderson <rth@redhat.com>
6686 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
6687 (ix86_register_pragmas): Remove __seg_tls.
6688 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
6689 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
6690 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
6691 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
6692 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
6693 * doc/extend.texi (__seg_tls): Remove item.
6695 2016-02-23 Richard Biener <rguenther@suse.de>
6697 * alloc-pool.h (struct allocation_object): Make id member
6698 conditional on CHECKING_P again.
6699 (get_instance): Adjust.
6700 (base_pool_allocator): Likewise.
6702 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
6704 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
6705 (parallelize_loops): In OpenACC kernels mode, set n_threads to
6707 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
6709 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
6711 2016-02-23 Richard Biener <rguenther@suse.de>
6713 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
6714 * bitmap.h (struct bitmap_usage): Likewise.
6715 (bitmap_move): Declare.
6716 * bitmap.c (register_overhead): Take size_t argument.
6717 (bitmap_move): New function.
6718 * df-problems.c (df_rd_transfer_function): Use bitmap_move
6719 to properly account overhead.
6720 * tree.c (free_node): Use tree_size.
6722 2016-02-23 Jakub Jelinek <jakub@redhat.com>
6725 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
6726 when inverting comparison.
6729 * common.opt (Wunreachable-code): Add Warning flag.
6731 2016-02-23 Mark Wielaard <mjw@redhat.com>
6732 Jakub Jelinek <jakub@redhat.com>
6735 * cgraphunit.c (check_global_declaration): Check main_input_filename
6736 and DECL_SOURCE_FILE are not NULL.
6738 2016-02-23 Martin Jambor <mjambor@suse.cz>
6740 PR tree-optimization/69666
6741 * tree-sra.c (sra_modify_assign): Do not attempt to create
6742 default_def replacements for unscalarizable regions.
6744 2016-02-20 Mark Wielaard <mjw@redhat.com>
6747 * cgraphunit.c (check_global_declaration): Check level of
6748 warn_unused_const_variable and main_input_filename.
6749 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
6750 (-Wunused-variable): For C implies -Wunused-const-variable=1.
6751 (-Wunused-const-variable): Explain levels 1 and 2.
6753 2016-02-22 Jakub Jelinek <jakub@redhat.com>
6756 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
6757 identical arguments. Formatting and spelling fixes.
6760 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
6765 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
6766 and m68k-devices.def.
6767 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
6768 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
6770 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
6772 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
6773 and HImode registers.
6775 2016-02-22 Richard Biener <rguenther@suse.de>
6777 PR tree-optimization/69882
6778 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
6779 preserve permutations present because of gaps.
6780 (vect_supported_load_permutation_p): Always continue checking
6781 permutations after vect_attempt_slp_rearrange_stmts.
6783 2016-02-22 Bin Cheng <bin.cheng@arm.com>
6785 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
6786 min_profitable_estimate, rather than min_profitable_iters.
6788 2016-02-22 Jakub Jelinek <jakub@redhat.com>
6791 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
6792 SImode for last match_operand.
6794 2016-02-22 Martin Liska <mliska@suse.cz>
6796 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
6797 return bitsize - 1 as the return value.
6799 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
6803 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
6804 Handle negative shift counts.
6805 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
6806 force_reg on the shift constant.
6807 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
6808 (lshrsi3_d): Handle negative shift counts.
6810 2016-02-22 Richard Biener <rguenther@suse.de>
6811 Tom de Vries <tom@codesourcery.com>
6813 * graph.c: Include dumpfile.h.
6814 (print_graph_cfg): Split into three overloads.
6815 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
6817 2016-02-22 Tom de Vries <tom@codesourcery.com>
6819 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
6822 2016-02-22 Richard Biener <rguenther@suse.de>
6825 * ipa-inline-transform.c (inline_call): When not updating
6826 overall summaries adjust self size by the growth estimate.
6827 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
6828 hash-set, do not update overall summaries here. Renamed from ...
6829 (inline_to_all_callers): ... this which is now wrapping the
6830 above and performing delayed overall summary update.
6831 (early_inline_small_functions): Delay updating of the overall
6834 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
6836 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
6839 2016-02-19 Jakub Jelinek <jakub@redhat.com>
6842 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
6843 :%* in %:gt() argument.
6844 (greater_than_spec_func): Adjust for expecting only numbers,
6845 if there are more than two numbers, compare the last two.
6847 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
6849 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
6850 -Wnarrowing with -std.
6852 2016-02-19 Jakub Jelinek <jakub@redhat.com>
6855 * expr.c (store_field): Don't use bit-field path if exp is
6856 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
6857 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
6858 and the assignment can be performed by bitwise copy. Formatting
6862 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
6863 call copy_reg_eh_region_note_forward on before and/or after sequences
6864 and remove note from insn if it no longer can throw.
6867 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
6870 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6872 * config/s390/vector.md: Add missing commutative operand markers
6873 to the patterns which qualify for one.
6874 * config/s390/vx-builtins.md: Likewise.
6876 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6878 * config/s390/vector.md (VI, VI_QHS): Add single element vector
6879 types to mode iterators.
6880 (vec_double): ... and mode attribute.
6881 * config/s390/vx-builtins.md (non_vec_int): Likewise.
6883 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6885 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
6886 Change the predicate of op2 from nonimmediate to general and let
6887 reload fix it if necessary.
6889 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6891 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
6893 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6895 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
6898 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6900 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
6901 * config/s390/s390.c (s390_expand_vec_movstr): New function.
6902 * config/s390/s390.md ("movstr<P:mode>"): Call
6903 s390_expand_vec_movstr.
6905 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6907 * config/s390/s390.md: Add missing output modifier for operand 1
6908 to print it as address properly.
6910 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6912 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
6913 * config/s390/2964.md: New file.
6914 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
6915 of insn grouping attributes depending on the CPU level.
6916 (s390_get_unit_mask): New function.
6917 (s390_sched_score): Remove the OOO from the scheduling macros.
6918 Add loop to calculate a score for the instruction mix.
6919 (s390_sched_reorder): Likewise plus improve debug output.
6920 (s390_sched_variable_issue): Rename macros as above. Calculate
6921 the unit distances after actually scheduling an insn. Improve
6923 (s390_sched_init): Clear last_scheduled_unit_distance array.
6924 * config/s390/s390.md: Include 2964.md.
6926 2016-02-18 Jakub Jelinek <jakub@redhat.com>
6929 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
6930 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
6931 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
6932 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
6933 *avx512f_<code>v8div16qi2_mask_1): New insns.
6935 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
6938 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
6941 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
6942 earlyclobber from target. Use wF constraint for fused memory
6944 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
6946 2016-02-18 Jakub Jelinek <jakub@redhat.com>
6947 Martin Liska <mliska@suse.cz>
6950 * cfgexpand.c (asan_sanitize_stack_p): New function.
6951 (partition_stack_vars): Use the function.
6952 (expand_stack_vars): Likewise.
6953 (defer_stack_allocation): Likewise.
6954 (expand_used_vars): Likewise.
6956 2016-02-18 Richard Biener <rguenther@suse.de>
6959 * fold-const.c (operand_equal_p): Properly compare offsets for
6960 IMAGPART_EXPR and ARRAY_REF.
6962 2016-02-18 Nick Clifton <nickc@redhat.com>
6966 * config/arm/arm.c (arm_option_override_internal): Disable
6967 interworking if the target does not support thumb instructions.
6968 (arm_reload_in_hi): Handle the case where a register to register
6969 move needs reloading because there is no simple pattern to handle
6971 (arm_reload_out_hi): Likewise.
6973 2016-02-18 Richard Biener <rguenther@suse.de>
6976 * match.pd: Don't use fold_binary or fold_unary for folding
6979 2016-02-17 Jakub Jelinek <jakub@redhat.com>
6982 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
6983 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
6984 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
6985 warn on gimple_no_warning_p statements.
6987 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
6989 * doc/extend.texi (C++ Attributes): Correct description of
6990 warn_unused type attribute.
6992 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6994 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
6995 correct instruction.
6997 2016-02-17 Richard Biener <rguenther@suse.de>
6999 PR rtl-optimization/69609
7000 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
7001 (find_traces_1_round): When ending a trace update cached priority
7003 (bb_to_key): Use cached priority when available.
7004 (copy_bb): Initialize cached priority.
7005 (reorder_basic_blocks_software_trace_cache): Likewise.
7007 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7010 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
7012 (aarch64_comparison_operator): Break overly long line into two.
7013 (aarch64_comparison_operation): Likewise.
7014 * config/aarch64/aarch64.md (cstorecc4): Use
7015 aarch64_comparison_operator_mode instead of
7016 aarch64_comparison_operator.
7017 (cstore<mode>4): Likewise.
7018 (aarch64_cstore<mode>): Likewise.
7019 (*cstoresi_insn_uxtw): Likewise.
7020 (cstore<mode>_neg): Likewise.
7021 (*cstoresi_neg_uxtw): Likewise.
7023 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7026 * config/arm/predicates.md (arm_comparison_operator_mode):
7028 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
7029 instead of arm_comparison_operator.
7030 (*mov_negscc): Likewise.
7031 (*mov_notscc): Likewise.
7032 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
7033 (*thumb2_mov_negscc): Likewise.
7034 (*thumb2_mov_negscc_strict_it): Likewise.
7035 (*thumb2_mov_notscc): Likewise.
7036 (*thumb2_mov_notscc_strict_it): Likewise.
7038 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
7040 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
7043 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
7045 * config/visium/visium.c (machine_libfunc_index): New enum.
7046 (machine_libfuncs): New structure.
7047 (visium_libfuncs): New static variable.
7048 (TARGET_INIT_LIBFUNCS): Define to...
7049 (visium_init_libfuncs): ...this. New function.
7050 (expand_block_move_4): Use the appropriate libfunc.
7051 (expand_block_move_2): Likewise.
7052 (expand_block_move_1): Likewise.
7053 (expand_block_set_4): Likewise.
7054 (expand_block_set_2): Likewise.
7055 (expand_block_set_1): Likewise.
7056 (visium_trampoline_init): Likewise.
7058 2016-02-17 Nick Clifton <nickc@redhat.com>
7060 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
7061 TI's devices.csv file as of March 2016.
7063 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
7066 * opts-global.c (handle_common_deferred_options): Introduce and
7067 initialize two global variables to remember command-line options
7068 specifying a stack-limiting register.
7069 * opts.h: Add extern declarations of the two new global variables.
7070 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
7071 variable based on the values of the two new global variables.
7073 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7076 * common.opt (Wnonnull-compare): New warning.
7077 * doc/invoke.texi (-Wnonnull): Remove text about comparison
7078 of arguments against NULL.
7079 (-Wnonnull-compare): Document.
7080 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
7081 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
7082 * passes.def (pass_warn_nonnull_compare): Add.
7083 * gimple-ssa-nonnull-compare.c: New file.
7085 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7087 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
7088 AARCH64_EXTRA_TUNE_RECIP_SQRT.
7090 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7092 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
7093 reciprocal sqrt for -mlow-precision-recip-sqrt.
7095 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7096 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7098 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
7099 always use lane loads to construct non-constant vectors.
7101 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7103 * config/aarch64/aarch64.md
7104 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
7105 constraints for operand 3.
7106 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
7108 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7109 Richard Biener <rguenther@suse.de>
7111 PR tree-optimization/69820
7112 * tree-vect-patterns.c (type_conversion_p): Return false if
7113 *orig_type is unsigned single precision or boolean.
7114 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
7117 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7119 PR rtl-optimization/69764
7120 PR rtl-optimization/69771
7121 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
7122 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
7124 2016-02-16 Richard Biener <rguenther@suse.de>
7126 PR tree-optimization/69776
7127 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
7129 (indirect_refs_may_alias_p): Likewise.
7130 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
7131 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
7132 according to tbaa_p.
7133 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
7134 (optimize_stmt): For redundant store discovery do not allow tbaa.
7136 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
7138 PR tree-optimization/69714
7139 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
7140 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
7142 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
7144 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
7145 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
7146 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
7147 * config/arc/arc.c (arc_init): Check FPU options.
7148 (get_arc_condition_code): Handle new CC_FPU* modes.
7149 (arc_select_cc_mode): Likewise.
7150 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
7151 register pair only. Allow access for ARCv2 accumulator.
7152 (gen_compare_reg): Whenever we have FPU support use FPU compare
7154 (arc_reorg): Don't generate brcc insns when FPU compare
7155 instructions are involved.
7156 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
7157 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
7158 floating point emulation.
7159 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
7160 (REVERSE_CONDITION): Add new CC_FPU* modes.
7161 (TARGET_FP_SP_BASE): Define.
7162 (TARGET_FP_DP_BASE): Likewise.
7163 (TARGET_FP_SP_FUSED): Likewise.
7164 (TARGET_FP_DP_FUSED): Likewise.
7165 (TARGET_FP_SP_CONV): Likewise.
7166 (TARGET_FP_DP_CONV): Likewise.
7167 (TARGET_FP_SP_SQRT): Likewise.
7168 (TARGET_FP_DP_SQRT): Likewise.
7169 (TARGET_FP_DP_AX): Likewise.
7170 * config/arc/arc.md (ARCV2_ACC): New constant.
7171 (type): New fpu type attribute.
7172 (SDF): Conditional iterator.
7173 (cstore<mode>, cbranch<mode>): Change expand condition.
7174 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
7175 handles FPU/FPX cases as well.
7176 * config/arc/arc.opt (mfpu): New option.
7177 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
7179 (adddf3, muldf3, subdf3): Removed.
7180 * config/arc/predicates.md (proper_comparison_operator): Recognize
7182 * config/arc/fpu.md: New file.
7183 * doc/invoke.texi (ARC Options): Document mfpu option.
7185 2016-02-16 Richard Biener <rguenther@suse.de>
7187 PR rtl-optimization/69291
7188 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
7189 noce_operand_ok check.
7191 2016-02-16 Tom de Vries <tom@codesourcery.com>
7194 * omp-low.c (simd_clone_create): Remove call to
7195 symtab->call_cgraph_insertion_hooks.
7197 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7199 PR tree-optimization/69802
7200 * tree-ssa-reassoc.c (update_range_test): If op is
7201 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
7202 op == 1 test of precision 1 integral op, otherwise handle
7203 that case as op itself. Fix up formatting.
7204 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
7207 2016-02-16 Richard Biener <rguenther@suse.de>
7209 PR tree-optimization/69586
7210 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
7211 types for conversion sources.
7213 2016-02-16 Richard Biener <rguenther@suse.de>
7216 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
7217 mask OEP_ADDRESS_OF.
7219 2016-02-16 Alan Modra <amodra@gmail.com>
7222 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
7223 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
7224 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
7226 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
7227 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
7228 (p8_fmrgow_<mode>): Likewise.
7229 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
7231 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
7232 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
7233 to use movdi_internal64. Remove op0_di.
7234 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
7236 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
7238 Add support for the FCCMP insn types
7240 * config/aarch64/aarch64.md (fccmp): Change insn type.
7242 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
7243 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
7244 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
7245 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
7246 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
7247 * config/arm/types.md (fccmps): Add new insn type.
7250 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
7252 * alias.c (get_alias_set): Fix a typo in comment.
7254 2016-02-15 Richard Biener <rguenther@suse.de>
7256 PR tree-optimization/69595
7257 * match.pd: Complete range test simplification to true.
7259 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
7261 PR rtl-optimization/69648
7262 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
7263 pic_offset_table_rtx.
7265 PR rtl-optimization/69752
7266 * ira.c (update_equiv_regs): When looking for more than a single SET,
7267 also take other side effects into account.
7269 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
7271 * config/s390/s390.c (s390_function_profiler): Add a new sequence
7272 for z900+ CPUs in 31-bit mode.
7274 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
7276 * common/config/s390/s390-common.c (s390_supports_split_stack):
7278 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
7279 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
7280 * config/s390/s390.c (struct machine_function): New field
7281 split_stack_varargs_pointer.
7282 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
7283 in s390_emit_prologue.
7284 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
7286 (morestack_ref): New global.
7287 (SPLIT_STACK_AVAILABLE): New macro.
7288 (s390_expand_split_stack_prologue): New function.
7289 (s390_live_on_entry): New function.
7290 (s390_va_start): Use split-stack vararg pointer if appropriate.
7291 (s390_asm_file_end): Emit the split-stack note sections.
7292 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
7293 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
7294 (UNSPECV_SPLIT_STACK_CALL): New unspec.
7295 (UNSPECV_SPLIT_STACK_DATA): New unspec.
7296 (split_stack_prologue): New expand.
7297 (split_stack_space_check): New expand.
7298 (split_stack_data): New insn.
7299 (split_stack_call): New expand.
7300 (split_stack_call_*): New insn.
7301 (split_stack_cond_call): New expand.
7302 (split_stack_cond_call_*): New insn.
7304 2016-02-15 Richard Biener <rguenther@suse.de>
7306 PR tree-optimization/69783
7307 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
7308 Add trivially correct cases.
7310 2016-02-15 Tom de Vries <tom@codesourcery.com>
7313 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
7315 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
7317 2016-02-15 Richard Biener <rguenther@suse.de>
7319 PR tree-optimization/69776
7320 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
7321 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
7322 indicate whether we can use TBAA to disambiguate against stores.
7323 Use alias-set zero if not.
7324 (visit_reference_op_store): Do not use TBAA when looking up
7326 * tree-ssa-pre.c (compute_avail): Use TBAA here.
7327 (eliminate_dom_walker::before_dom_children): But not when looking
7328 up redundant stores.
7330 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
7332 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
7334 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
7336 * config/i386/znver1.md
7337 (znver1_pop, znver1_pop_mem,
7338 znver1_load_imov_double_store,
7339 znver1_load_imov_direct_store,
7340 znver1_load_imov_direct_load,
7341 znver1_load_imov_double_load): Add new.
7342 (znver1_insn, znver1_insn_load): Add icmov type.
7344 znver1_sseavx_fma_load,
7346 znver1_avx256_fma_load): Fix pipe usage.
7348 2016-02-14 Alan Modra <amodra@gmail.com>
7351 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
7352 with an invalid hard reg, reload just the reg not the entire
7353 pre/post-inc/dec address expression.
7355 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
7358 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
7359 fixed R1_REG scratch reg.
7360 (sibcall_value_pcrel_fdpic): Likewise.
7362 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
7366 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
7368 2016-02-12 Walter Lee <walt@tilera.com>
7370 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
7371 * config/tilegx/t-tilegx: Likewise.
7373 2016-02-12 David Malcolm <dmalcolm@redhat.com>
7376 * diagnostic-show-locus.c (struct line_span): New struct.
7377 (layout::get_first_line): Delete.
7378 (layout::get_last_line): Delete.
7379 (layout::get_num_line_spans): New member function.
7380 (layout::get_line_span): Likewise.
7381 (layout::print_heading_for_line_span_index_p): Likewise.
7382 (layout::get_expanded_location): Likewise.
7383 (layout::calculate_line_spans): Likewise.
7384 (layout::m_first_line): Delete.
7385 (layout::m_last_line): Delete.
7386 (layout::m_line_spans): New field.
7387 (layout::layout): Update comment. Replace m_first_line and
7388 m_last_line with m_line_spans, replacing their initialization
7389 with a call to calculate_line_spans.
7390 (diagnostic_show_locus): When printing source lines and
7391 annotations, rather than looping over a single span
7392 of lines, instead loop over each line_span within
7393 the layout, with an inner loop over the lines within them.
7394 Call the context's start_span callback when changing line spans.
7395 * diagnostic.c (diagnostic_initialize): Initialize start_span.
7396 (diagnostic_build_prefix): Break out the building of the location
7397 part of the string into...
7398 (diagnostic_get_location_text): ...this new function, rewriting
7399 it from nested ternary expressions to a sequence of "if"
7401 (default_diagnostic_start_span_fn): New function.
7402 * diagnostic.h (diagnostic_start_span_fn): New typedef.
7403 (diagnostic_context::start_span): New field.
7404 (default_diagnostic_start_span_fn): New prototype.
7406 2016-02-12 David Malcolm <dmalcolm@redhat.com>
7409 * gcc.c (driver::finalize): Fix cleanup of "specs".
7411 2016-02-12 David Malcolm <dmalcolm@redhat.com>
7415 * gcc.c (driver::driver): Initialize m_option_suggestions.
7416 (driver::~driver): Clean up m_option_suggestions.
7417 (suggest_option): Convert to...
7418 (driver::suggest_option): ...this, and split out into
7419 driver::build_option_suggestions and find_closest_string.
7420 (driver::build_option_suggestions): New function, from
7421 first half of suggest_option. Special-case
7422 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
7423 the sanitizer_opts array. For options of enum types, add the
7424 various enum values to the candidate strings.
7425 (driver::handle_unrecognized_options): Remove "const".
7426 * gcc.h (driver::handle_unrecognized_options): Likewise.
7427 (driver::build_option_suggestions): New decl.
7428 (driver::suggest_option): New decl.
7429 (driver::m_option_suggestions): New field.
7430 * opts-common.c (add_misspelling_candidates): New function.
7431 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
7432 and make non-static.
7433 * opts.h (sanitizer_opts): New array decl.
7434 (add_misspelling_candidates): New function decl.
7435 * spellcheck.c (find_closest_string): New function.
7436 * spellcheck.h (find_closest_string): New function decl.
7438 2016-02-12 Jakub Jelinek <jakub@redhat.com>
7440 PR rtl-optimization/69764
7441 PR rtl-optimization/69771
7442 * optabs.c (expand_binop_directly): For shift_optab_p, force
7443 convert_modes with VOIDmode if xop1 has VOIDmode.
7445 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
7448 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
7449 to correctly determine instrumentation thunks.
7451 2016-02-12 Jakub Jelinek <jakub@redhat.com>
7454 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
7455 type by reference, force lhs on the call.
7458 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
7459 Compute retval and retbnd early in all cases if split_part_return_p
7460 and return_bb is not EXIT. Remove all clobber stmts and reset
7461 all debug stmts that refer to SSA_NAMEs defined in split part,
7462 except if it is retval, in that case replace the old retval with the
7463 lhs of the call to the split part.
7465 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
7468 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
7471 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
7472 whose result is used in PHI.
7473 (maybe_optimize_range_tests): Likewise.
7474 (final_range_test_p): Likweise.
7476 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
7479 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
7480 whose result is used in PHI.
7481 (maybe_optimize_range_tests): Likewise.
7482 (final_range_test_p): Likweise.
7484 2016-02-12 Jakub Jelinek <jakub@redhat.com>
7486 * cgraph.c: Spelling fixes - behaviour -> behavior and
7487 neighbour -> neighbor.
7488 * target.def: Likewise.
7489 * sel-sched.c: Likewise.
7490 * config/mips/mips.c: Likewise.
7491 * config/arc/arc.md: Likewise.
7492 * config/arm/cortex-a57.md: Likewise.
7493 * config/arm/arm.c: Likewise.
7494 * config/arm/neon.md: Likewise.
7495 * config/arm/arm-c.c: Likewise.
7496 * config/vms/vms-c.c: Likewise.
7497 * config/s390/s390.c: Likewise.
7498 * config/i386/znver1.md: Likewise.
7499 * config/i386/i386.c: Likewise.
7500 * config/ia64/hpux-unix2003.h: Likewise.
7501 * config/msp430/msp430.md: Likewise.
7502 * config/rx/rx.c: Likewise.
7503 * config/rx/rx.md: Likewise.
7504 * config/aarch64/aarch64-simd.md: Likewise.
7505 * config/aarch64/aarch64.c: Likewise.
7506 * config/nvptx/nvptx.c: Likewise.
7507 * config/bfin/bfin.c: Likewise.
7508 * config/cris/cris.opt: Likewise.
7509 * config/rs6000/rs6000.c: Likewise.
7510 * target.h: Likewise.
7511 * spellcheck.c: Likewise.
7512 * ira-build.c: Likewise.
7513 * tree-inline.c: Likewise.
7514 * builtins.c: Likewise.
7515 * lra-constraints.c: Likewise.
7516 * explow.c: Likewise.
7517 * hwint.h: Likewise.
7518 * targhooks.c: Likewise.
7519 * tree-vect-data-refs.c: Likewise.
7521 * doc/tm.texi: Likewise.
7522 * doc/extend.texi: Likewise.
7523 * doc/install.texi: Likewise.
7524 * doc/md.texi: Likewise.
7525 * tree-ssa-tail-merge.c: Likewise.
7526 * sched-int.h: Likewise.
7527 * match.pd: Likewise.
7528 * sched-ebb.c: Likewise.
7529 * target.def (omit_struct_return_reg): Likewise.
7530 * gimple-ssa-isolate-paths.c: Likewise.
7531 (find_implicit_erroneous_behaviour): Renamed to...
7532 (find_implicit_erroneous_behavior): ... this.
7533 (find_explicit_erroneous_behaviour): Renamed to...
7534 (find_explicit_erroneous_behavior): ... this.
7535 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
7537 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
7539 PR rtl-optimization/64682
7540 PR rtl-optimization/69567
7541 PR rtl-optimization/69737
7542 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
7543 in I2 as well, just lose it.
7545 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7547 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
7549 (aarch64_last_printed_tune_string): Likewise.
7550 (aarch64_declare_function_name): Only output .arch assembler
7551 directive if it will be different from the previously output
7552 directive. Same for .tune comment but only if -dA is set.
7553 (aarch64_start_file): New function.
7554 (TARGET_ASM_FILE_START): Define.
7556 2016-02-11 David Malcolm <dmalcolm@redhat.com>
7559 * Makefile.in (PLUGIN_HEADERS): Add params.list.
7561 2016-02-11 Jakub Jelinek <jakub@redhat.com>
7564 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
7565 -Wmaybe-uninitialized warning.
7567 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
7570 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
7572 2016-02-11 Richard Biener <rguenther@suse.de>
7574 PR rtl-optimization/69291
7575 * ifcvt.c (noce_try_store_flag_constants): Do not allow
7576 subexpressions affected by changing the result.
7578 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
7581 * lra-constraints.c (curr_insn_transform): Find in/out operands
7582 for secondary memory moves. Update dups.
7584 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
7586 PR tree-optimization/69652
7587 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
7588 to nested loop, did source re-formatting, skip debug statements,
7589 add check on statement with volatile operand, remove dead scalar
7592 2016-02-10 Jakub Jelinek <jakub@redhat.com>
7593 Patrick Palka <ppalka@gcc.gnu.org>
7597 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
7598 calls if the return type is TREE_ADDRESSABLE.
7599 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
7600 * ipa-split.c (split_function): Fix doubled "we" in comment.
7601 Use void return type for the split part even if
7602 !split_point->split_part_set_retval.
7604 2016-02-10 Bin Cheng <bin.cheng@arm.com>
7606 PR tree-optimization/68021
7607 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
7608 when computing the value of biv cand by itself.
7610 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
7612 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
7613 (cortexa57_tunings): Likewise.
7614 (cortexa72_tunings): Likewise.
7615 (arch_macro_fusion_pair_p): Add support for AES fusion.
7616 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
7617 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
7618 Allow virtual registers before reload so early scheduling works.
7619 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
7620 correct latency and pipeline.
7621 (cortex_a57_crypto_complex): Likewise.
7622 (cortex_a57_crypto_xor): Likewise.
7623 (define_bypass): Add AES bypass.
7625 2016-02-10 Richard Biener <rguenther@suse.de>
7627 PR tree-optimization/69726
7628 * passes.def: Add DCE pass before late uninit.
7629 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
7630 really fixup if-conversions job.
7632 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
7634 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
7635 (arm_cortex_a57_tune): Likewise.
7636 (aarch_macro_fusion_pair_p): Add support for AES fusion.
7637 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
7639 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
7641 * timevar.def (TV_PHASE_DBGINFO): Delete.
7642 (TV_PHASE_CHECK_DBGINFO): Likewise.
7643 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
7645 2016-02-10 Richard Biener <rguenther@suse.de>
7647 PR tree-optimization/69719
7648 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
7649 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
7651 2016-02-09 Andrew Pinski <apinski@cavium.com>
7654 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
7655 get_vcond_mask_icode returns false.
7657 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
7660 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
7661 an ADDIS that adds a pointer to a large constant that sets the
7662 upper16 bits with a load operation.
7664 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
7667 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
7669 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
7671 (vzipq_s16): Likewise.
7672 (vzipq_s32): Likewise.
7673 (vzipq_f32): Likewise.
7674 (vzipq_u8): Likewise.
7675 (vzipq_u16): Likewise.
7676 (vzipq_u32): Likewise.
7677 (vzipq_p8): Likewise.
7678 (vzipq_p16): Likewise.
7680 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
7683 * config/arm/arm.c (neon_endian_lane_map): New function.
7684 (neon_vector_pair_endian_lane_map): New function.
7685 (arm_evpc_neon_vuzp): Allow for big endian lane order.
7686 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
7688 (vuzpq_s16): Likewise.
7689 (vuzpq_s32): Likewise.
7690 (vuzpq_f32): Likewise.
7691 (vuzpq_u8): Likewise.
7692 (vuzpq_u16): Likewise.
7693 (vuzpq_u32): Likewise.
7694 (vuzpq_p8): Likewise.
7695 (vuzpq_p16): Likewise.
7697 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
7700 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
7703 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
7705 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
7706 truncate const_int operand 1 to QImode.
7708 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
7710 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
7711 corresponding to an abnormal edge.
7713 2016-02-09 Tom de Vries <tom@codesourcery.com>
7715 PR tree-optimization/69599
7716 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
7718 (find_func_aliases_for_builtin_call, find_func_clobbers)
7719 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
7722 2016-02-09 Richard Biener <rguenther@suse.de>
7724 PR tree-optimization/69715
7725 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
7726 LHS on calls as non-rewritable.
7728 2016-02-09 Tom de Vries <tom@codesourcery.com>
7731 * lto-wrapper.c (append_diag_options): New function.
7732 (compile_offload_image): Call append_diag_options.
7734 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
7737 * doc/extend.texi (Flag Output Operands): Correct sectioning.
7738 Minor copy-edit to fix verb tenses.
7740 2016-02-08 Jakub Jelinek <jakub@redhat.com>
7742 PR tree-optimization/69209
7743 * ipa-split.c (split_function): If split part is not
7744 returning retval, retval has gimple type but is not
7745 gimple value, force it into a SSA_NAME first.
7747 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
7749 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
7752 2016-02-08 Jason Merrill <jason@redhat.com>
7755 * convert.c (convert_to_integer_1): Check dofold on truncation
7757 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
7758 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
7759 Rename from *_nofold.
7760 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
7761 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
7763 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
7766 * tree.c (build_common_tree_nodes): Remove short_double argument.
7767 All callers changed.
7768 * tree.h (build_common_tree_nodes): Adjust declaration.
7769 * doc/invoke.texi (-fshort-double): Remove documentation.
7770 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
7771 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
7772 * lto-wrapper.c (merge_and_complain, append_compiler_options)
7773 (append_linker_options): Don't handle OPT_fshort_double.
7775 PR rtl-optimization/68730
7776 * lra-remat.c (insn_to_cand_activation): New static variable.
7777 (lra_remat): Allocate and free it.
7778 (create_cand): New arg activation. Initialize a field in
7779 insn_to_cand_activation if it is nonnull.
7780 (create_cands): Pass the activation insn to create_cand when making
7781 a candidate involving an output reload. Reorganize code a little.
7782 (do_remat): Keep track of active status of candidates in a separate
7785 2016-02-08 Richard Biener <rguenther@suse.de>
7787 PR tree-optimization/69719
7788 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
7789 Properly use absolute of the difference of the two offsets to
7790 compare or adjust the segment length.
7792 2016-02-08 Richard Biener <rguenther@suse.de>
7793 Jeff Law <law@redhat.com>
7796 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
7797 types for anonymous SSA names.
7799 2016-02-08 Richard Biener <rguenther@suse.de>
7801 PR rtl-optimization/69274
7802 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
7804 2016-02-08 Jeff Law <law@redhat.com>
7806 PR tree-optimization/65917
7807 * tree-ssa-dom.c (record_temporary_equivalences): Record both
7808 equivalences from if (x == y) style conditionals.
7809 (loop_depth_of_name): Remove.
7810 (record_equality): Remove loop depth check.
7811 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
7812 (const_and_copies::record_const_or_copy_raw): New member function.
7813 * tree-ssa-scopedtables.c
7814 (const_and_copies::record_const_or_copy_raw): New, factored out of
7815 (const_and_copies::record_const_or_copy): Call new member function.
7817 2016-02-05 Jeff Law <law@redhat.com>
7819 PR tree-optimization/68541
7820 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
7821 (count_stmts_in_block): New function.
7822 (poor_ifcvt_candidate_code): Likewise.
7823 (is_feasible_trace): Add some heuristics to determine when path
7824 splitting is profitable.
7825 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
7826 is a diamond with a single exit.
7828 2016-02-05 Martin Sebor <msebor@redhat.com>
7831 * doc/invoke.texi: Update -Wplacement-new to take an optional
7834 2016-02-06 Richard Henderson <rth@redhat.com>
7837 * tree.c (tree_nop_conversion_p): Do not strip casts into or
7838 out of non-standard address spaces.
7840 2016-02-05 Jakub Jelinek <jakub@redhat.com>
7842 PR rtl-optimization/69691
7843 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
7845 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
7847 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
7848 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
7849 (*ieee128_mfvsrd_64bit): Likewise.
7850 (*ieee128_mfvsrd_32bit): Likewise.
7852 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
7856 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
7858 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
7859 instrumented_version.
7861 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
7863 * doc/invoke.texi (Optimize Options): In table of --param options
7864 rename second occurrence of tracer-min-branch-ratio to
7865 tracer-min-branch-probability, rename
7866 tracer-min-branch-ratio-feedback to
7867 tracer-min-branch-probability-feedback and clarify description,
7868 rename sched-spec-state-edge-prob-cutoff to
7869 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
7870 to selsched-insns-to-rename, rename lto-minpartition to
7871 lto-min-partition, delete reorder-blocks-duplicate and
7872 reorder-blocks-duplicate-feedback.
7874 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7876 * config/s390/s390.c (s390_register_info_set_ranges): Remove
7879 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
7881 * doc/extend.texi: S/390: Correct some typos.
7883 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7885 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
7887 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7890 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
7891 (s390_register_info_gprtofpr): Use new macros above.
7892 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
7894 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
7895 its name. Adjust restore and save gpr ranges.
7896 (s390_register_info_set_ranges): New function.
7897 (s390_register_info): Use new macros above. Call
7898 s390_register_info_set_ranges.
7899 (s390_optimize_register_info): Likewise.
7900 (s390_hard_regno_rename_ok): Use new macros.
7901 (s390_hard_regno_scratch_ok): Likewise.
7902 (s390_emit_epilogue): Likewise.
7903 (s390_can_use_return_insn): Likewise.
7904 (s390_optimize_prologue): Likewise.
7905 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
7907 2016-02-05 Jakub Jelinek <jakub@redhat.com>
7910 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
7912 (ix86_option_override_internal): Disable TARGET_STV even for
7913 -m{incoming,preferred}-stack-boundary=3.
7915 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7917 * config.gcc: Mark deprecated rtems targets as obsolete.
7919 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
7921 PR rtl-optimization/64682
7922 PR rtl-optimization/69567
7923 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
7924 before I2 only if the register is both used and set in I2.
7926 2016-02-04 DJ Delorie <dj@redhat.com>
7928 * config/msp430/msp430.c (msp430_start_function): Add function type.
7930 2016-02-04 Jakub Jelinek <jakub@redhat.com>
7933 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
7935 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
7937 PR rtl-optimization/69577
7939 2015-10-29 Richard Henderson <rth@redhat.com>
7943 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
7944 sse check to the exact conditions of PR 67609.
7946 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
7949 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
7950 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
7951 not allowed into the traditional Altivec registers.
7952 (movtd_64bit_nodm): Likewise.
7953 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
7955 2016-02-04 David Malcolm <dmalcolm@redhat.com>
7957 * config/aarch64/cortex-a57-fma-steering.c
7958 (aarch64_register_fma_steering): Remove "static" from arguments
7961 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
7964 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
7967 2016-02-04 Mike Frysinger <vapier@gentoo.org>
7969 * doc/invoke.texi: Delete -mno-fma4.
7971 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
7973 PR rtl-optimization/69577
7974 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
7975 (find_subregs_of_mode): Update accordingly. Iterate over partial
7978 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
7980 * config/arm/arm-protos.h (neon_reinterpret): Remove.
7981 * config/arm/arm.c (neon_reinterpret): Remove.
7982 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
7983 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
7984 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
7985 vreinterpretti): Remove.
7986 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
7987 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
7988 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
7989 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
7990 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
7991 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
7992 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
7993 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
7994 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
7995 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
7996 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
7997 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
7998 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
7999 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
8000 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
8001 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
8002 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
8003 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
8004 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
8005 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
8006 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
8007 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
8008 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
8009 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
8010 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
8011 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
8012 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
8013 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
8014 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
8015 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
8016 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
8017 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
8018 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
8019 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
8020 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
8021 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
8022 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
8023 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
8024 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
8025 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
8026 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
8027 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
8028 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
8029 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
8030 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
8031 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
8032 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
8033 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
8034 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
8035 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
8036 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
8037 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
8038 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
8039 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
8040 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
8041 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
8042 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
8043 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
8044 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
8045 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
8046 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
8047 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
8048 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
8049 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
8050 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
8051 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
8052 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
8053 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
8054 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
8055 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
8056 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
8057 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
8058 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
8059 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
8060 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
8061 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
8062 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
8063 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
8064 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
8065 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
8066 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
8067 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
8068 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
8069 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
8070 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
8071 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
8072 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
8073 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
8074 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
8075 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
8076 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
8077 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
8078 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
8079 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
8080 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
8081 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
8082 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
8083 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
8084 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
8085 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
8086 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
8087 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
8088 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
8090 2016-02-04 Martin Liska <mliska@suse.cz>
8093 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
8094 that are gimple_store_p.
8095 (maybe_instrument_call): Likewise.
8097 2016-02-04 Bin Cheng <bin.cheng@arm.com>
8099 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
8100 register scaling out of memory reference and comment why.
8102 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8106 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
8107 folding the source of a SET.
8109 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8113 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
8114 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
8116 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
8120 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
8123 2016-02-04 Christian Bruel <christian.bruel@st.com>
8125 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
8126 * config/arm/arm.c (arm_set_current_function): Likewise.
8128 2016-02-04 Jakub Jelinek <jakub@redhat.com>
8129 Ilya Enkovich <enkovich.gnu@gmail.com>
8130 H.J. Lu <hongjiu.lu@intel.com>
8133 * config/i386/i386.c (convert_scalars_to_vector): Remove
8134 stack alignment fixes.
8135 (ix86_option_override_internal): Disable TARGET_STV if stack
8136 might not be aligned enough.
8137 (ix86_minimum_alignment): Assert that TARGET_STV is false.
8139 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
8141 * gcc/config/i386/x86-tune.def: Disable default prefetching
8144 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
8145 Vladimir Makarov <vmakarov@redhat.com>
8148 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
8149 in validating fused toc addresses.
8151 2016-02-03 Jakub Jelinek <jakub@redhat.com>
8154 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
8155 range->m_caret fields if range->m_show_caret_p is false.
8158 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
8159 Force oldval into register if it does not satisfy reg_or_short_operand
8160 predicate. Fix up formatting.
8162 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
8163 Alexandre Oliva <aoliva@redhat.com>
8166 * lra-constraints.c (simplify_operand_subreg): Check additionally
8167 address validity after potential reloading.
8168 (process_address_1): Check insns validity. In case of failure do
8171 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
8174 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
8177 2016-02-02 Jakub Jelinek <jakub@redhat.com>
8179 * wide-int.cc (canonize_uhwi): New function.
8180 (wi::divmod_internal): Use it.
8182 2016-02-02 James Norris <jnorris@codesourcery.com
8184 * gimplify.c (omp_notice_variable): Add usage check.
8186 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
8188 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
8189 like LE, GE, LT, GT when emitting relational operator.
8191 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
8193 * ira-costs.c (find_costs_and_classes): Add extra argument.
8194 * target.def (ira_change_pseudo_allocno_class): Add parameter.
8195 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
8196 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
8197 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
8198 Add best_class parameter, and return it if not ALL_REGS.
8199 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
8201 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
8204 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
8206 * config/aarch64/aarch64.c
8207 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
8208 (aarch64_ira_change_pseudo_allocno_class): New function.
8210 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
8213 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
8215 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
8217 * config/avr/avr.c (avr_option_override): Set
8218 PARAM_ALLOW_STORE_DATA_RACES to 1.
8220 2016-02-02 Richard Biener <rguenther@suse.de>
8222 PR tree-optimization/69595
8223 * match.pd: Add range test simplifications to true/false.
8225 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
8227 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
8228 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
8231 2016-02-02 Richard Biener <rguenther@suse.de>
8233 PR tree-optimization/69606
8234 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
8235 info on the result before moving a stmt.
8237 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
8240 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
8241 branch with vector comparison.
8242 * config/i386/sse.md (VI48_AVX): New mode iterator.
8243 (define_expand "cbranch<mode>4): Add support for conditional branch
8244 with vector comparison.
8245 * tree-vect-loop.c (optimize_mask_stores): New function.
8246 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
8247 has_mask_store field of vect_info.
8248 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
8249 vectorized loops having masked stores after vec_info destroy.
8250 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
8251 correspondent macros.
8252 (optimize_mask_stores): Add prototype.
8254 2016-02-02 Alan Modra <amodra@gmail.com>
8257 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
8260 2016-02-02 Alan Modra <amodra@gmail.com>
8263 * config/rs6000/rs6000.c (need_toc_init): New var, set it
8264 whenever toc_label_name used.
8265 (rs6000_file_start): Don't set up toc section here,
8266 (rs6000_output_function_epilogue): do so here instead,
8267 (rs6000_xcoff_file_start): and here.
8268 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
8269 (load_toc_aix_di): Likewise.
8271 2016-02-01 Jakub Jelinek <jakub@redhat.com>
8273 PR rtl-optimization/69592
8274 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
8275 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
8276 (num_sign_bit_copies_binary_arith_p): New inline function.
8277 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
8279 2016-02-01 Jeff Law <law@redhat.com>
8281 PR tree-optimization/69580
8282 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
8283 * tree-ssa-threadbackward.c
8284 (fsm_find_control_statement_thread_paths): Do not try to walk
8285 through large PHI nodes.
8287 2016-02-01 Jakub Jelinek <jakub@redhat.com>
8289 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
8290 when count is incremented above limit, don't analyze further
8293 * omp-low.c (oacc_parse_default_dims): Avoid
8294 -Wsign-compare warning, make sure value fits into int
8295 rather than just unsigned int.
8297 2016-02-01 Bin Cheng <bin.cheng@arm.com>
8299 PR tree-optimization/67921
8300 * fold-const.c (split_tree): New parameters. Convert pointer
8301 type variable part to proper type before negating.
8302 (fold_binary_loc): Pass new arguments to split_tree.
8304 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
8306 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
8307 (nvptx_goacc_validate_dims): Extend to handle global defaults.
8308 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
8309 * doc/tm.texti: Rebuilt.
8310 * doc/invoke.texi (fopenacc-dim): Document.
8311 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
8312 (append_compiler_options): Likewise.
8313 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
8314 (oacc_parse_default_dims): New.
8315 (oacc_validate_dims): Add USED arg. Select non-unity default when
8317 (oacc_loop_fixed_partitions): Return mask of used partitions.
8318 (oacc_loop_auto_partitions): Emit dump info.
8319 (oacc_loop_partition): Return mask of used partitions.
8320 (execute_oacc_device_lower): Parse default dimension arg. Adjust
8321 loop partitioning and validation calls.
8323 2016-02-01 Richard Biener <rguenther@suse.de>
8326 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
8328 2016-02-01 Richard Biener <rguenther@suse.de>
8330 PR tree-optimization/69574
8331 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
8332 of asserting return chrec_dont_know.
8334 2016-02-01 Martin Liska <mliska@suse.cz>
8336 * mem-stats-traits.h: Add copyright header.
8337 * mem-stats.h: Likewise.
8339 2016-02-01 Richard Biener <rguenther@suse.de>
8341 PR tree-optimization/69579
8342 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
8343 Do not propagate through abnormal PHI results.
8345 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
8347 * postreload.c (reload_cse_simplify): Remove dead code.
8349 2016-02-01 Jakub Jelinek <jakub@redhat.com>
8351 PR rtl-optimization/69570
8352 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
8353 if there is more than one set, not if there is a single set.
8355 2016-02-01 Richard Henderson <rth@redhat.com>
8358 * combine.c (make_compound_operation): When looking through a
8359 subreg, make sure to re-extend to the width of the outer mode.
8361 2016-01-30 Jakub Jelinek <jakub@redhat.com>
8363 PR tree-optimization/69546
8364 * wide-int.cc (wi::divmod_internal): For unsigned division
8365 where both operands fit into uhwi, if o1 is 1 and o0 has
8366 msb set, if divident_prec is larger than bits per hwi,
8367 clear another quotient word and return 2 instead of 1.
8368 Similarly for remainder with msb in HWI set, if dividend_prec
8369 is larger than bits per hwi.
8371 2016-01-29 Martin Jambor <mjambor@suse.cz>
8373 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
8374 Use short lowercase names.
8375 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
8376 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
8377 acq_rel one. Protect warning agains segfaults if
8378 get_memory_order_name returns NULL.
8379 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
8380 with release semantics. Do not warn if get_memory_order already did.
8381 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
8382 semantics. Fix check for relaxed or acquire semantics. Do not warn
8383 if get_memory_order already did.
8385 2016-01-29 Sebastian Pop <s.pop@samsung.com>
8387 * doc/install.texi: Document that isl-0.16 is supported.
8389 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
8392 * config/i386/constraints.md (Bm): Describe as special memory
8394 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
8395 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
8396 * genpreds.c (struct constraint_data): Add is_special_memory.
8397 (have_special_memory_constraints, special_memory_start): New
8399 (special_memory_end): Ditto.
8400 (add_constraint): Add new arg is_special_memory. Add code to
8401 process its true value. Update have_special_memory_constraints.
8402 (process_define_constraint): Pass the new arg.
8403 (process_define_register_constraint): Ditto.
8404 (choose_enum_order): Process special memory.
8405 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
8406 function insn_extra_special_memory_constraint.
8407 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
8408 * gensupport.c (process_rtx): Process
8409 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
8410 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
8411 * ira-lives.c (single_reg_class): Use
8412 insn_extra_special_memory_constraint.
8413 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
8414 * lra-constraints.c (process_alt_operands): Ditto.
8415 (curr_insn_transform): Use insn_extra_special_memory_constraint.
8416 * recog.c (asm_operand_ok, preprocess_constraints): Process
8418 * reload.c (find_reloads): Ditto.
8419 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
8420 * stmt.c (parse_input_constraint): Use
8421 insn_extra_special_memory_constraint.
8423 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
8426 * lra-splill.c (lra_final_code_change): Revert r229087 by
8427 removing all sub-registers.
8429 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
8432 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
8434 2016-01-29 Jakub Jelinek <jakub@redhat.com>
8437 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
8438 SSE1, copy target into the temporary reg first before recursing
8441 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
8443 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
8446 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
8448 * ginclude/stdarg.h: Test __cplusplus instead of
8449 __GXX_EXPERIMENTAL_CXX0X__.
8451 2016-01-29 Richard Biener <rguenther@suse.de>
8453 PR tree-optimization/69547
8454 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
8455 Do not mark clobbers necessary.
8456 (mark_all_reaching_defs_necessary_1): Likewise.
8458 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
8460 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
8461 declaration name with %qs and print it in both error messages.
8462 Also fix indentation.
8464 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
8467 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
8468 trailing blank line from error message.
8470 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
8473 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
8476 2016-01-29 Richard Biener <rguenther@suse.de>
8479 * match.pd: Allow all integral types when simplifying a
8480 widening or sign-changing conversion.
8482 2016-01-28 Sebastian Pop <s.pop@samsung.com>
8484 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
8485 back to setting codegen_error to fail codegen.
8487 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
8490 * config/i386/constraints.md (C): Only accept constant zero operand.
8491 (BC): New constraint.
8492 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
8493 instead of C constraint.
8494 * doc/md.texi (Machine Constraints): Update description
8497 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
8500 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
8502 2016-01-28 Jakub Jelinek <jakub@redhat.com>
8505 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
8508 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
8510 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
8511 branches if using guessed profile.
8513 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
8515 * graphite-optimize-isl.c (optimize_isl): Fix dump.
8517 2016-01-28 Richard Henderson <rth@redhat.com>
8520 * config/aarch64/aarch64-modes.def (CC_Cmode): New
8521 * config/aarch64/aarch64-protos.h: Update.
8522 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
8523 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
8524 (aarch64_get_condition_code_1): Handle CC_Cmode.
8525 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
8526 (*add<mode>3_compareC_cconly_imm): New.
8527 (*add<mode>3_compareC_cconly): New.
8528 (*add<mode>3_compareC_imm): New.
8529 (add<mode>3_compareC): New.
8530 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
8531 to be first. Use aarch64_carry_operation.
8532 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
8533 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
8534 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
8535 (subti3): Use subdi3_compare1.
8536 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
8537 (sub<mode>3_compare1): New.
8538 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
8539 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
8540 (*subsi3_carryin_uxtw): Likewise.
8541 (*ngc<mode>, *ngcsi_uxtw): Likewise.
8542 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
8543 * config/aarch64/iterators.md (DWI): New.
8544 * config/aarch64/predicates.md (aarch64_carry_operation): New.
8545 (aarch64_borrow_operation): New.
8547 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
8549 * graphite-optimize-isl.c (optimize_isl): Print a different debug
8550 message when isl does not return a valid schedule.
8552 2016-01-28 Sebastian Pop <s.pop@samsung.com>
8554 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
8555 Remove comments from class declarations: they are already in the code
8558 2016-01-28 Sebastian Pop <s.pop@samsung.com>
8560 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
8562 (ternary_op_to_tree): Same.
8563 (unary_op_to_tree): Same.
8564 (nary_op_to_tree): Same.
8565 (gcc_expression_from_isl_expr_op): Same.
8566 (gcc_expression_from_isl_expression): Same.
8567 (graphite_create_new_loop): Same.
8568 (graphite_create_new_loop_guard): Same.
8569 (build_iv_mapping): Same.
8570 (graphite_create_new_guard): Same.
8571 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
8572 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
8574 2016-01-28 Sebastian Pop <s.pop@samsung.com>
8576 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
8577 instead of setting codegen_error to fail codegen.
8579 2016-01-28 Jason Merrill <jason@redhat.com>
8581 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
8583 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
8585 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
8586 Remove CONST_INT_P check in CCMP cost calculation.
8588 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
8590 * config/aarch64/aarch64.c (generic_vector_cost):
8591 Set vec_permute_cost.
8592 (cortexa57_vector_cost): Likewise.
8593 (exynosm1_vector_cost): Likewise.
8594 (xgene1_vector_cost): Likewise.
8595 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
8596 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
8597 Add vec_permute_cost entry.
8599 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
8601 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
8603 (add<mode>3_compare0): Likewise.
8604 (addsi3_compare0_uxtw): Likewise.
8605 (add<mode>3nr_compare0): Likewise.
8606 (compare_neg<mode>): Likewise.
8607 (<optab><mode>3): Likewise.
8609 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
8611 * tree-vect-stmts.c (vectorizable_comparison): Add
8612 NULL check for vectype.
8614 2016-01-28 Richard Biener <rguenther@suse.de>
8616 PR tree-optimization/69466
8617 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
8618 Account for PHIs we couldn't duplicate.
8620 2016-01-28 Martin Liska <mliska@suse.cz>
8623 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
8624 instead of ENABLE_VALGRIND_CHECKING.
8626 2016-01-27 Richard Henderson <rth@redhat.com>
8629 * lra-remat.c (subreg_regs): New.
8630 (dump_candidates_and_remat_bb_data): Dump it.
8631 (operand_to_remat): Reject if operand in subreg_regs.
8632 (set_bb_regs): Collect subreg_regs.
8633 (lra_remat): Init and free subreg_regs. Compute
8634 calculate_local_reg_remat_bb_data before create_cands.
8636 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
8639 * config/i386/i386.c (ix86_update_stack_boundary): Don't
8640 change stack_alignment_needed for __tls_get_addr call.
8642 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
8644 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
8646 2016-01-27 Jeff Law <law@redhat.com>
8648 PR tree-optimization/68398
8649 PR tree-optimization/69196
8650 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
8651 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
8652 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
8653 Only count PHIs in the last block in the path. The others will
8654 const/copy propagate away. Add heuristic to allow more irreducible
8655 subloops to be created when it is likely profitable to do so.
8657 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
8658 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
8659 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
8661 2016-01-27 Jakub Jelinek <jakub@redhat.com>
8664 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
8665 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
8666 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
8667 * tree-streamer-in.c: Include asan.h.
8668 (streamer_get_builtin_tree): For builtins in sanitizer
8669 range call initialize_sanitizer_builtins and retry.
8671 2016-01-27 Ian Lance Taylor <iant@google.com>
8673 * common.opt (fkeep-gc-roots-live): New undocumented option.
8674 * tree-ssa-loop-ivopts.c (add_candidate_1): If
8675 -fkeep-gc-roots-live, skip pointers.
8676 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
8679 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
8682 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
8683 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
8685 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
8688 * configure.ac: NetBSD provides SSP in its C library.
8689 * configure: Updated.
8691 2016-01-27 Richard Biener <rguenther@suse.de>
8693 PR tree-optimization/69166
8694 * tree-vect-loop.c (vect_is_simple_reduction): Always check
8695 reduction code for commutativity / associativity.
8697 2016-01-27 Martin Jambor <mjambor@suse.cz>
8699 PR tree-optimization/69355
8700 * tree-sra.c (analyze_access_subtree): Correct hole detection when
8701 total_scalarization fails.
8703 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
8705 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
8708 2016-01-27 Christian Bruel <christian.bruel@st.com>
8711 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
8712 Move arm_reset_previous_fndecl and set_target_option_current_node in
8713 the conditional part. Call save_restore_target_globals.
8714 * config/arm/arm.c (arm_set_current_function):
8715 Refactor to better support #pragma target and attribute mix.
8716 Call save_restore_target_globals.
8717 * config/arm/arm-protos.h (save_restore_target_globals): New function.
8719 2016-01-27 Martin Liska <mliska@suse.cz>
8721 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
8722 reference for an HSA kernel and its host function.
8724 2016-01-27 Jakub Jelinek <jakub@redhat.com>
8726 PR tree-optimization/69399
8727 * wide-int.h (wi::lrshift): For larger precisions, only
8728 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
8730 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
8732 * config/arc/predicates.md (proper_comparison_operator): Reject
8733 constant-constant comparison.
8735 2016-01-26 Tom de Vries <tom@codesourcery.com>
8737 PR tree-optimization/69110
8738 * tree-data-ref.c (initialize_data_dependence_relation): Handle
8739 DR_NUM_DIMENSIONS == 0.
8741 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
8742 Sebastian Pop <s.pop@samsung.com>
8744 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
8745 isl_ast_op_cond and isl_ast_op_select.
8746 (gcc_expression_from_isl_expr_op): Same.
8748 2016-01-26 Jason Merrill <jason@redhat.com>
8751 * tree.c (recompute_constructor_flags): Split out from
8753 (verify_constructor_flags): New.
8754 * tree.h: Declare them.
8756 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
8758 PR rtl-optimization/69217
8759 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
8760 are no TYPE_FIELDS set for the record type.
8762 2016-01-26 Jakub Jelinek <jakub@redhat.com>
8765 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
8766 toc_label_name unconditionally.
8767 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
8768 SYMBOL_REF string. Use toc_label_name instead of constructing
8770 (rs6000_elf_declare_function_name): Use toc_label_name instead of
8771 constructing LCTOC1.
8773 2016-01-26 Martin Sebor <msebor@redhat.com>
8776 * doc/extend.texi (Common Type Attributes): Move text that talks about
8777 attribute packed from attribute aligned to the section discussing
8778 the former attribute for clarity.
8780 2016-01-26 Richard Henderson <rth@redhat.com>
8783 * trans-mem.c (tm_region_init): Mark entry block as visited.
8785 2016-01-26 David Malcolm <dmalcolm@redhat.com>
8788 * diagnostic-show-locus.c (layout::print_source_line): Replace
8789 call to pp_newline with call to layout::print_newline.
8790 (layout::print_annotation_line): Likewise.
8791 (layout::move_to_column): Likewise.
8792 (layout::print_any_fixits): After printing any fixits, print a
8793 trailing newline, if necessary.
8794 (layout::print_newline): New method, resetting any colorization
8796 (diagnostic_show_locus): Move the pp_newline to before the
8797 early bailout. Remove dummy block enclosing the layout instance.
8798 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
8799 of pp_newline_and_flush with pp_flush.
8800 (diagnostic_append_note): Delete use of pp_newline.
8801 (diagnostic_append_note_at_rich_loc): Delete.
8802 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
8803 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
8804 when newline characters are added to the buffer.
8806 2016-01-26 Michael Matz <matz@suse.de>
8808 * configure.ac (ac_cv_std_swap_in_utility): New test.
8809 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
8810 * configure: Regenerate.
8811 * config.in: Regenerate.
8813 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
8815 * config/arc/arc.md (cstoresi4): Force operand into register.
8816 (arcset<code>): Fix predicate.
8817 (arcsetltu): Likewise.
8818 (arcsetgeu): Likewise.
8819 (arcsethi): Likewise.
8820 (arcsetls): Likewise.
8822 2016-01-26 Jakub Jelinek <jakub@redhat.com>
8824 PR tree-optimization/69483
8825 * gimple-fold.c (canonicalize_constructor_val): Return NULL
8826 if base has error_mark_node type.
8828 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
8831 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
8832 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
8834 (vget_lane_f16): Handle big-endian.
8835 (vgetq_lane_f16): Likewise.
8836 (vset_lane_f16): Likewise.
8837 (vsetq_lane_f16): Likewise.
8838 * config/arm/iterators.md (VQXMOV): Add V8HF.
8839 (VDQ): Add V4HF and V8HF.
8840 (V_reg): Handle V4HF and V8HF.
8841 (Is_float_mode): Likewise.
8842 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
8843 neon_vdup_nv8hf): New patterns.
8844 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
8845 Use VD_LANE iterator.
8846 (neon_vld1_dup<mode>): Use VQ2 iterator.
8848 2016-01-26 Nathan Sidwell <nathan@acm.org>
8850 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
8851 (set_oacc_fn_attrib): Add IS_KERNEL arg.
8852 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
8853 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
8854 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
8855 (oacc_validate_dims): Add LEVEL arg, don't return level.
8856 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
8858 (execute_oacc_device_lower): Adjust, add more dump output.
8859 * tree-ssa-loop.c (gate_oacc_kernels): Use
8860 oacc_fn_attrib_kernels_p.
8861 * tree-parloops.c (create_parallel_loop): Adjust
8862 set_oacc_fn_attrib call.
8864 2016-01-26 Jakub Jelinek <jakub@redhat.com>
8867 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
8868 (append_compiler_options): Handle -fcilkplus.
8869 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
8871 2016-01-26 Nick Clifton <nickc@redhat.com>
8874 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
8875 been marked as DECL_ONE_ONLY but we do not the means to make it
8876 so, then do not allow it to bind locally.
8878 2016-01-26 Jakub Jelinek <jakub@redhat.com>
8881 * opts.h (parse_sanitizer_options): New prototype.
8882 * opts.c (sanitizer_opts): New array.
8883 (parse_sanitizer_options): New function.
8884 (common_handle_option): Use parse_sanitizer_options.
8886 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
8889 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
8890 alignment adjustment to ...
8891 (ix86_update_stack_boundary): Here. Don't over-align stack for
8893 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
8894 if __tls_get_addr is called.
8896 2016-01-26 Christian Bruel <christian.bruel@st.com>
8898 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
8900 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
8902 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
8904 2016-01-26 Richard Biener <rguenther@suse.de>
8907 * match.pd: Guard X * CST CMP 0 pattern with single_use.
8909 2016-01-26 Richard Biener <rguenther@suse.de>
8911 PR tree-optimization/69452
8912 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
8913 (move_computations_dom_walker::before_dom_children): Rename
8915 (move_computations_worker): This.
8916 (move_computations): Perform an RPO rather than a DOM walk.
8918 2016-01-26 Jakub Jelinek <jakub@redhat.com>
8921 * combine.c (combine_instructions): For REG_EQUAL note with
8922 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
8923 to the underlying register.
8924 * doc/rtl.texi (REG_EQUAL): Document the behavior of
8925 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
8927 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
8930 * config/aarch64/aarch64-builtins.c
8931 (aarch64_init_simd_builtin_types): Do not set structural
8932 equality to __Poly{8,16,64,128}_t types.
8934 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
8936 PR tree-optimization/69400
8937 * wide-int.cc (wi_pack): Take the precision as argument and
8938 perform canonicalization here rather than in the callers.
8939 Use the main loop to handle all full-width HWIs. Add a
8940 zero HWI if in_len isn't a full result.
8941 (wi::divmod_internal): Update accordingly.
8942 (wi::mul_internal): Likewise. Simplify.
8944 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
8945 Sebastian Pop <s.pop@samsung.com>
8947 * graphite-poly.c (apply_poly_transforms): Simplify.
8948 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
8949 (print_isl_map): Same.
8950 (print_isl_union_map): Same.
8951 (print_isl_schedule): New.
8952 (debug_isl_schedule): New.
8953 * graphite-dependences.c (scop_get_reads): Do not call
8954 isl_union_map_add_map that is undocumented isl functionality.
8955 (scop_get_must_writes): Same.
8956 (scop_get_may_writes): Same.
8957 (scop_get_original_schedule): Remove.
8958 (scop_get_dependences): Do not call isl_union_map_compute_flow that
8959 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
8960 (compute_deps): Remove.
8961 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
8962 (debug_schedule_ast): New.
8963 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
8964 set_separate_option.
8965 (graphite_regenerate_ast_isl): Add dump.
8966 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
8967 from scop->transformed_schedule.
8968 (graphite_regenerate_ast_isl): Add more dump.
8969 * graphite-optimize-isl.c (optimize_isl): Set
8970 scop->transformed_schedule. Check whether schedules are equal.
8971 (apply_poly_transforms): Move here.
8972 * graphite-poly.c (apply_poly_transforms): ... from here.
8973 (free_poly_bb): Static.
8974 (free_scop): Static.
8975 (pbb_number_of_iterations_at_time): Remove.
8976 (print_isl_ast): New.
8977 (debug_isl_ast): New.
8978 (debug_scop_pbb): New.
8979 * graphite-scop-detection.c (print_edge): Move.
8981 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
8982 (build_scop_scattering): Remove.
8983 (create_pw_aff_from_tree): Assert instead of bailing out.
8984 (add_condition_to_pbb): Remove unused code, do not fail.
8985 (add_conditions_to_domain): Same.
8986 (add_conditions_to_constraints): Remove.
8987 (build_scop_context): New.
8988 (add_iter_domain_dimension): New.
8989 (build_iteration_domains): Initialize pbb->iterators.
8990 Call add_conditions_to_domain.
8993 (index_outermost_in_loop): New.
8994 (index_pbb_in_loop): New.
8995 (outermost_pbb_in): New.
8996 (add_in_sequence): New.
8997 (add_outer_projection): New.
8998 (outer_projection_mupa): New.
8999 (add_loop_schedule): New.
9000 (build_schedule_pbb): New.
9001 (build_schedule_loop): New.
9002 (embed_in_surrounding_loops): New.
9003 (build_schedule_loop_nest): New.
9004 (build_original_schedule): New.
9005 (build_poly_scop): Call build_original_schedule.
9006 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
9007 (free_poly_dr): Remove.
9008 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
9009 (free_poly_bb): Remove.
9010 (debug_loop_vec): Remove.
9011 (print_isl_ast): Declare.
9012 (debug_isl_ast): Declare.
9013 (scop_do_interchange): Remove.
9014 (scop_do_strip_mine): Remove.
9015 (scop_do_block): Remove.
9016 (flatten_all_loops): Remove.
9017 (optimize_isl): Remove.
9018 (pbb_number_of_iterations_at_time): Remove.
9019 (debug_scop_pbb): Declare.
9020 (print_schedule_ast): Declare.
9021 (debug_schedule_ast): Declare.
9022 (struct scop): Remove schedule. Add original_schedule,
9023 transformed_schedule.
9024 (free_gimple_poly_bb): Remove.
9025 (print_generated_program): Remove.
9026 (debug_generated_program): Remove.
9027 (unify_scattering_dimensions): Remove.
9028 * sese.c (print_edge): ... here.
9029 (print_sese): ... here.
9030 (debug_edge): ... here.
9031 (debug_sese): ... here.
9032 * sese.h (print_edge): Declare.
9033 (print_sese): Declare.
9034 (dump_edge): Declare.
9035 (dump_sese): Declare.
9037 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
9038 Sebastian Pop <s.pop@samsung.com>
9040 * Makefile.in: Set ISLVER in site.exp.
9042 2016-01-25 Jakub Jelinek <jakub@redhat.com>
9044 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
9045 DECL_VALUE_EXPR of new_var even for the non-array case. Look
9046 through DECL_VALUE_EXPR for expansion.
9048 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
9050 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
9051 the frame info after reload completed.
9053 2016-01-25 Jeff Law <law@redhat.com>
9055 PR tree-optimization/69196
9056 PR tree-optimization/68398
9057 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
9058 tree-ssa-threadupdate.c.
9059 (determine_bb_domination_status): Prototype
9060 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
9061 (determine_bb_domination_status): No longer static.
9062 (valid_jump_thread_path): Remove code to detect characteristics
9063 of the jump thread path not associated with correctness.
9064 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
9065 Correct test for thread path length. Count PHIs for real operands as
9066 statements that need to be copied. Do not count ASSERT_EXPRs.
9067 Look at all the blocks in the thread path. Compute and selectively
9068 filter thread paths based on threading through the latch, threading
9069 a multiway branch or crossing a multiway branch.
9071 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9073 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
9074 decl with __attribute__ ((unused)) annotation.
9076 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
9079 * tree-vect-stmts.c (vectorizable_condition): Check vectype
9080 of operands is compatible with a statement vectype.
9082 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
9084 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
9085 improve wording for mixed storage order support.
9087 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
9089 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
9090 (vcvt_u64_f64): Likewise.
9091 (vcvta_s64_f64): Likewise.
9092 (vcvta_u64_f64): Likewise.
9093 (vcvtm_s64_f64): Likewise.
9094 (vcvtm_u64_f64): Likewise.
9095 (vcvtn_s64_f64): Likewise.
9096 (vcvtn_u64_f64): Likewise.
9097 (vcvtp_s64_f64): Likewise.
9098 (vcvtp_u64_f64): Likewise.
9100 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
9102 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
9103 (arc_init): Check validity mll64 option.
9104 (arc_save_restore): Use double load/store instruction.
9105 (arc_expand_movmem): Likewise.
9106 (arc_split_move): Don't split if we have double load/store
9107 instructions. Returns a boolean.
9108 (arc_process_double_reg_moves): Change function to return boolean
9109 instead of a sequence of instructions.
9110 (arc_dwarf_register_span): New function.
9111 * config/arc/arc-protos.h (arc_split_move): Change prototype.
9112 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
9113 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
9114 (*movdf_insn): Likewise.
9115 * config/arc/arc.opt (mll64): New option.
9116 * config/arc/predicates.md (even_register_operand): New predicate.
9117 * doc/invoke.texi (ARC Options): Add mll64 documentation.
9119 2016-01-25 Richard Biener <rguenther@suse.de>
9122 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
9123 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
9125 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
9127 2016-01-25 Richard Biener <rguenther@suse.de>
9129 PR tree-optimization/69376
9130 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
9132 (VN_INFO_ANTI_RANGE_P): New inline.
9133 (VN_INFO_RANGE_TYPE): Likewise.
9134 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
9135 SSA_NAME_ANTI_RANGE_P.
9136 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
9137 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
9138 Properly query VN_INFO_RANGE_TYPE.
9140 2016-01-25 Nick Clifton <nickc@redhat.com>
9143 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
9145 2016-01-23 Tom de Vries <tom@codesourcery.com>
9147 PR tree-optimization/69426
9148 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
9151 2016-01-23 Jakub Jelinek <jakub@redhat.com>
9153 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
9154 "the the" with "the" in the comments.
9155 * ipa-devirt.c (build_type_inheritance_graph,
9156 update_type_inheritance_graph): Likewise.
9157 * tree.c (build_function_type_list_1): Likewise.
9158 * cfgloopmanip.c (scale_loop_profile): Likewise.
9159 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
9160 * gimple-ssa-split-paths.c
9161 (find_block_to_duplicate_for_splitting_paths): Likewise.
9162 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
9163 * expr.c (convert_move): Likewise.
9164 * var-tracking.c (vt_stack_adjustments): Likewise.
9165 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
9166 * tree-vrp.c (test_for_singularity): Likewise.
9168 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
9169 directly instead of building a temporary tree.
9172 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
9173 remove <algorithm> include.
9175 2016-01-22 Jakub Jelinek <jakub@redhat.com>
9178 * config/i386/i386.c: Include dojump.h.
9179 (expand_small_movmem_or_setmem,
9180 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
9182 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
9183 if dynamic_check != -1.
9185 2016-01-21 Jeff Law <law@redhat.com>
9188 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
9189 record_temporary_equivalences. Rewritten to avoid unnecessary calls
9190 into dominated_by_p.
9191 (cprop_into_successor_phis): Avoid unnecessary tests.
9193 2016-01-22 Richard Henderson <rth@redhat.com>
9196 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
9197 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
9199 2016-01-22 Michael Matz <matz@suse.de>
9201 * system.h (string, algorithm): Include only conditionally.
9202 (new): Include always under C++.
9203 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
9204 * final.c (toplevel): Ditto.
9205 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
9206 * genconditions.c (write_header): Make gencondmd.c define
9208 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
9210 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
9211 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
9213 2016-01-22 Christian Bruel <christian.bruel@st.com>
9216 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
9218 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9221 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
9222 define_insn_and_split. Ensure operands[1] and operands[0] do not
9223 get assigned the same register.
9225 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
9227 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
9229 2016-01-22 Christian Bruel <christian.bruel@st.com>
9231 * config/arm/arm-c.c (arm_pragma_target_parse):
9232 Remove warn_builtin_macro_redefined overwrite.
9234 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
9236 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
9237 flag_non_call_exceptions compatibility.
9239 2016-01-22 Jakub Jelinek <jakub@redhat.com>
9242 * dwarf2out.c (add_child_die_after): New function.
9243 (dwarf_qual_info_t): New type.
9244 (dwarf_qual_info): New variable.
9245 (qualified_die_p): New function.
9246 (modified_type_die): For -fdebug-types-section, ensure
9247 canonical order of qualifiers. Put qualified DIEs adjacent
9248 to the corresponding non-qualified type DIE and search there
9249 for existing qualified DIEs.
9251 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
9253 * doc/extend.texi (scalar_storage_order type attribute): Document
9254 restriction on type punning and aliasing, and remove future tense.
9256 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
9259 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
9262 2016-01-21 Jeff Law <law@redhat.com>
9265 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
9266 useless call to record_temporary_equivalences.
9267 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
9268 allocate 10 slots in the bb_path vector and let it grow as needed.
9269 (fsm_find_control_statement_thread_paths): Similarly for the next_path
9272 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
9274 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
9276 * configure: Regenerate.
9278 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
9280 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
9281 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
9283 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
9286 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
9287 drop EXPAND_INITIALIZER.
9288 * rtl.h (contains_symbolic_reference_p): Declare.
9289 * rtlanal.c (contains_symbolic_reference_p): New function.
9290 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
9291 a subtraction into a NOT if symbolic constants are involved.
9293 2016-01-21 Anton Blanchard <anton@samba.org>
9294 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9297 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
9299 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
9302 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
9304 * config/microblaze/microblaze.c
9305 (get_branch_target): New.
9306 (insert_wic_for_ilb_runout): New.
9308 (microblaze_machine_dependent_reorg): New.
9309 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
9310 * config/microblaze/microblaze.md
9311 (UNSPEC_IPREFETCH): Define.
9312 (iprefetch): New pattern
9313 * config/microblaze/microblaze.opt
9314 (mxl-prefetch): New flag.
9316 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
9318 * config/microblaze/microblaze.h
9319 (FIXED_REGISTERS): Update in macro.
9320 (CALL_USED_REGISTERS): Update in macro.
9322 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
9324 PR rtl-optimization/68920
9325 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
9328 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
9330 PR rtl-optimization/68990
9331 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
9332 pseudo instead of inheritance ones.
9334 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
9335 Nick Clifton <nickc@redhat.com>
9339 * config/mips/mips.c (mips_compute_frame_info): Initialise
9340 args_size and hard_frame_pointer_offset fields of the frame
9341 structure before calling mips_global_pointer.
9343 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
9345 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
9347 * configure: Regenerate.
9349 2016-01-21 Richard Biener <rguenther@suse.de>
9351 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
9353 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
9355 * config/s390/s390.c (s390_asm_declare_function_size): Add code
9356 to actually emit the .size directive.
9358 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
9359 Jakub Jelinek <jakub@redhat.com>
9363 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
9364 args array size by one to avoid buffer overflow.
9366 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
9368 * config/s390/s390.md (pool_section_start): Use switch_to_section
9369 to select proper read-only data section instead of hardcoding
9371 (pool_section_end): Use switch_to_section to match the above.
9373 2016-01-21 Richard Biener <rguenther@suse.de>
9375 PR tree-optimization/69378
9376 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
9377 (set_ssa_val_to): Use it for dominance checks taking into
9378 account not executable edges.
9380 2016-01-21 Jakub Jelinek <jakub@redhat.com>
9383 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
9384 for bitsize instead of GET_MODE_PRECISION (mode).
9386 2016-01-20 Martin Sebor <msebor@redhat.com>
9389 * extend.texi (__sync Builtins): Clarify the semantics of
9390 __sync_fetch_and_OP built-ins on pointers.
9391 (__atomic Builtins): Same.
9393 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9394 Sebastian Pop <s.pop@samsung.com>
9396 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
9397 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
9398 (is_valid_rename): Same.
9399 (translate_isl_ast_to_gimple::get_rename): Same.
9400 (translate_isl_ast_to_gimple::rename_all_uses): Same.
9401 (translate_isl_ast_to_gimple::rename_uses): Same.
9402 (get_new_name): Check for close_phi nodes.
9403 (copy_loop_phi_args): Use phi_node_kind.
9404 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
9405 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
9407 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9408 Sebastian Pop <s.pop@samsung.com>
9410 Revert commit r229783.
9411 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
9412 Remove use of parameter_rename_map.
9414 (copy_internal_parameters): Remove.
9415 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
9416 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
9417 (free_sese_info): Do not free parameter_rename_map.
9418 (set_rename): Do not use parameter_rename_map.
9419 (rename_uses): Update call to set_rename.
9420 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
9421 * sese.h (parameter_rename_map_t): Remove.
9422 (struct sese_info_t): Remove field parameter_rename_map.
9424 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9425 Sebastian Pop <s.pop@samsung.com>
9427 * graphite-isl-ast-to-gimple.c: Fix comment.
9428 * graphite-scop-detection.c (defined_in_loop_p): New.
9429 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
9430 names defined in loop.
9432 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9433 Sebastian Pop <s.pop@samsung.com>
9435 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
9436 Discard unstructured if-then-else regions.
9438 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9439 Sebastian Pop <s.pop@samsung.com>
9441 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
9442 (cleanup_loop_iter_dom): Remove.
9443 (build_loop_iteration_domains): Remove.
9444 (build_scop_context): Remove.
9445 (build_scop_iteration_domain): Remove.
9446 (add_loop_constraints): New.
9447 (build_iteration_domains): New.
9448 (build_poly_scop): Call build_iteration_domains.
9450 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9451 Sebastian Pop <s.pop@samsung.com>
9453 * graphite-scop-detection.c
9454 (scop_detection::harmful_loop_in_region): Free dom and loops.
9455 (scop_detection::loop_body_is_valid_scop): Free bbs.
9457 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9458 Sebastian Pop <s.pop@samsung.com>
9460 * graphite-scop-detection.c (record_loop_in_sese): New.
9461 (gather_bbs::before_dom_children): Call record_loop_in_sese.
9462 (build_scops): Remove call to build_sese_loop_nests.
9463 * sese.c (sese_record_loop): Remove.
9464 (build_sese_loop_nests): Remove.
9465 (new_sese_info): Remove region->loops.
9466 (free_sese_info): Same.
9467 * sese.h (sese_contains_loop): Same.
9468 (build_sese_loop_nests): Remove.
9469 (sese_contains_loop): Remove.
9471 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9472 Sebastian Pop <s.pop@samsung.com>
9474 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
9475 loop_is_valid_in_scop.
9476 (scop_detection::harmful_stmt_in_region): Renamed
9477 harmful_loop_in_region.
9478 Call loop_is_valid_in_scop.
9480 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9481 Sebastian Pop <s.pop@samsung.com>
9483 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
9486 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9487 Sebastian Pop <s.pop@samsung.com>
9489 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
9490 * graphite.h (struct poly_bb): Remove field is_reduction.
9491 (PBB_IS_REDUCTION): Remove.
9493 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9494 Sebastian Pop <s.pop@samsung.com>
9496 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
9497 (add_pdr_constraints): Same.
9498 (scop_get_reads): Same.
9499 (scop_get_must_writes): Same.
9500 (scop_get_may_writes): Same.
9501 (scop_get_original_schedule): Same.
9502 (extend_schedule): Same.
9503 (apply_schedule_on_deps): Same.
9504 (carries_deps): Same.
9505 (compute_deps): Same.
9506 (scop_get_dependences): Same.
9507 * graphite-isl-ast-to-gimple.c
9508 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
9509 * graphite-optimize-isl.c (get_schedule_for_band): Same.
9510 (get_schedule_for_band_list): Same.
9511 (get_schedule_map): Same.
9512 (apply_schedule_map_to_scop): Same.
9513 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
9514 (build_loop_iteration_domains): Same.
9515 (add_condition_to_pbb): Same.
9516 (add_param_constraints): Same.
9517 (pdr_add_memory_accesses): Same.
9518 (pdr_add_data_dimensions): Same.
9520 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
9522 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
9525 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
9527 * common.opt (feliminate-dwarf2-dups): Replace references to
9528 "DWARF 2" with just "DWARF".
9529 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
9530 * doc/extend.texi: Likewise.
9531 * doc/cpp.texi: Likewise.
9532 * doc/invoke.texi: Likewise.
9533 (Option Summary): Add -gdwarf to list of Debugging Options.
9534 (Debugging Options): Document -gdwarf.
9535 * doc/contrib.texi: Spell "DWARF" like that.
9537 2016-01-21 Jakub Jelinek <jakub@redhat.com>
9539 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
9540 warning. Fix up formatting.
9543 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
9544 attempt to mark memory input operand addressable and
9545 call prepare_gimple_addressable in that case. Don't adjust
9546 input_location for diagnostics, use error_at instead.
9548 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
9550 * config/rs6000/ppc-auxv.h: New file.
9551 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
9553 (cpu_supports): Likewise.
9554 * config/rs6000/rs6000.c: include "ppc-auxv.h".
9555 (cpu_is_info): New variable.
9556 (cpu_supports_info): Likewise.
9557 (tcb_verification_symbol): Likewise.
9558 (cpu_builtin_p): Likewise.
9559 (cpu_expand_builtin): New function.
9560 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
9561 (rs6000_init_builtins): Likewise.
9562 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
9563 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
9564 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
9565 * configure: Regenerate.
9566 * config.in: Likewise.
9567 * doc/extend.texi (PowerPC Built-in Functions): Document
9568 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
9570 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
9573 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
9575 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
9578 2016-01-20 Richard Henderson <rth@redhat.com>
9584 * tree.c (tm_define_builtin): New.
9585 (find_tm_vector_type): New.
9586 (build_tm_vector_builtins): New.
9587 (build_common_builtin_nodes): Call it.
9589 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
9591 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
9592 (arm_fp_ok): Likewise.
9594 (arm_crypto): Likewise.
9596 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
9597 Richard Biener <rguenther@suse.de>
9599 PR tree-optimization/69328
9600 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
9601 vectors have same number of elements.
9602 (vectorizable_condition): Fix masked version recognition.
9604 2016-01-20 Richard Biener <rguenther@suse.de>
9606 PR tree-optimization/69345
9607 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
9608 (VN_INFO_PTR_INFO): Likewise.
9609 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
9610 info when it is equal between non-dominating SSA names.
9611 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
9612 Make sure to look at original SSA infos.
9614 2016-01-20 Jeff Law <law@redhat.com>
9617 * config/m68k/predicates.md (pow2_m1_operand): New predicate
9619 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
9620 (pc_or_label_operand): New predicate.
9621 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
9622 tests for small integers that are 2^n - 1.
9624 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
9626 * doc/invoke.texi (Options Summary): Add '.' after @xref.
9628 2016-01-19 Jeff Law <law@redhat.com>
9631 * tree-ssa-threadbackwards.c
9632 (fsm_find_control_statement_thread_paths): Do not try to lookup
9633 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
9635 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
9637 * doc/lto.texi: Remove text that says only Gold has linker plugin
9640 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
9642 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
9643 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
9644 the DIE accordingly.
9645 (modified_type_die): Add REVERSE parameter and pass it recursively,
9646 as well as to base_type_die. Adjust presence check accordingly.
9647 (base_type_for_mode): Adjust call to modified_type_die.
9648 (add_type_attribute): Add REVERSE parameter and pass it to
9650 (generic_parameter_die): Adjust call to add_type_attribute.
9651 (add_scalar_info): Likewise.
9652 (add_subscript_info): Likewise.
9653 (gen_array_type_die): Likewise.
9654 (gen_descr_array_type_die): Likewise.
9655 (gen_entry_point_die): Likewise.
9656 (gen_enumeration_type_die): Likewise.
9657 (gen_formal_parameter_die): Likewise.
9658 (gen_subprogram_die): Likewise.
9659 (gen_variable_die ): Likewise.
9660 (gen_const_die): Likewise.
9661 (gen_field_die): Likewise.
9662 (gen_pointer_type_die): Likewise.
9663 (gen_reference_type_die): Likewise.
9664 (gen_ptr_to_mbr_type_die): Likewise.
9665 (gen_inheritance_die): Likewise.
9666 (gen_subroutine_type_die): Likewise.
9667 (gen_typedef_die): Likewise.
9668 (force_type_die): Adjust call to modified_type_die.
9670 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
9672 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
9673 flow throughout the file. Fix broken link to Objective-C 2.0
9675 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
9678 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
9680 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
9682 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
9685 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
9686 (maybe_record_node): Record cxa_pure_virtual as the only possible
9687 target if there are not ohter candidates.
9688 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
9690 2016-01-19 Richard Biener <rguenther@suse.de>
9692 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
9693 (get_memory_order): Likewise.
9695 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
9697 * tree-vect-stmts.c (vectorizable_store): Check
9700 2016-01-19 David Malcolm <dmalcolm@redhat.com>
9703 * gcc.c (driver::decode_argv): Add call to
9704 init_opts_obstack before init_options_struct.
9705 * opts.c (init_opts_obstack): Remove idempotency.
9706 (init_options_struct): Replace call to init_opts_obstack
9707 with a gcc_assert to verify that it has already been called.
9708 * toplev.c (toplev::main): Add call to init_opts_obstack before
9709 calls to init_options_struct.
9710 (toplev::finalize): Move cleanup of opts_obstack next to
9711 cleanup of save_decoded_options, clearing the latter, and
9712 save_decoded_options_count.
9714 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9717 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
9718 attribute to unconditional. Remove %? from output template.
9720 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
9721 Jiong Wang <jiong.wang@arm.com>
9723 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
9724 generated from different expand order.
9726 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
9728 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
9729 Add support for CCMP costing.
9731 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
9733 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
9734 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
9735 (fccmpe<mode>): Likewise.
9736 (fcmp): Rename to fcmp and globalize pattern.
9738 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
9739 (aarch64_gen_ccmp_next): Add FP support.
9741 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
9743 * target.def (gen_ccmp_first): Update documentation.
9744 (gen_ccmp_next): Likewise.
9745 * doc/tm.texi (gen_ccmp_first): Update documentation.
9746 (gen_ccmp_next): Likewise.
9747 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
9748 expand_ccmp_expr_1. Improve comments.
9749 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
9750 (ccmp_ior<mode>): Remove pattern.
9751 (cmp<mode>): Remove expand.
9752 (cmp): Globalize pattern.
9753 (cstorecc4): Use cc_register.
9754 (mov<mode>cc): Remove ccmp_cc_register check.
9755 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
9756 Simplify after removal of CC_DNE/* modes.
9757 (aarch64_ccmp_mode_to_code): Remove.
9758 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
9759 In 'k' case use integer as condition.
9760 (aarch64_nzcv_codes): Remove inverted cases.
9761 (aarch64_code_to_ccmode): Remove.
9762 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
9763 comparison with CC register to be used in folowing CCMP/branch/CSEL.
9764 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
9765 pattern. Return the comparison with CC register. Invert conditions
9767 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
9768 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
9770 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
9772 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
9773 instrumented_version.
9775 2016-01-19 Richard Biener <rguenther@suse.de>
9777 PR tree-optimization/69336
9778 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
9779 handled components with get_ref_base_and_extent.
9780 (equal_mem_array_ref_p): Adjust.
9782 2016-01-19 Jakub Jelinek <jakub@redhat.com>
9785 * shrink-wrap.c: Include valtrack.h.
9786 (move_insn_for_shrink_wrap): Add DEBUG argument. If
9787 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
9788 in between insn and where it will be moved to. Call
9789 dead_debug_insert_temp.
9790 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
9791 first and dead_debug_local_finish at the end.
9792 For uses and defs bitmap, handle all regs in between REGNO and
9793 END_REGNO, not just the first one.
9795 2016-01-19 Richard Biener <rguenther@suse.de>
9797 PR tree-optimization/69352
9798 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
9799 (equal_mem_array_ref_p): Constrain size and max size properly.
9800 Compare the reverse flag.
9802 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
9804 * ira.c (ira): Update regstat data if we deleted insns.
9806 2016-01-19 Jakub Jelinek <jakub@redhat.com>
9808 PR rtl-optimization/68955
9809 PR rtl-optimization/64557
9810 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
9811 here. Fix up formatting.
9812 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
9814 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
9817 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
9818 assume that the node has body.
9819 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
9822 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
9824 * lto-streamer-out.c (lto_output): Do not stream instrumentation
9827 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
9829 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
9830 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
9832 2016-01-19 Martin Jambor <mjambor@suse.cz>
9833 Martin Liska <mliska@suse.cz>
9834 Michael Matz <matz@suse.de>
9836 * Makefile.in (OBJS): Add new source files.
9837 (GTFILES): Add hsa.c.
9838 * common.opt (disable_hsa): New variable.
9839 (-Whsa): New warning.
9840 * config.in (ENABLE_HSA): New.
9841 * configure.ac: Treat hsa differently from other accelerators.
9842 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
9844 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
9845 * doc/install.texi (Configuration): Document --with-hsa-runtime,
9846 --with-hsa-runtime-include, --with-hsa-runtime-lib and
9848 * doc/invoke.texi (-Whsa): Document.
9849 (hsa-gen-debug-stores): Likewise.
9850 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
9851 to invoke offload compiler for hsa acclerator.
9852 * opts.c (common_handle_option): Determine whether HSA offloading
9853 should be performed.
9854 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
9855 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
9856 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
9857 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
9858 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
9859 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
9860 GF_OMP_FOR_KIND_GRID_LOOP.
9861 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
9862 (pp_gimple_stmt_1): Likewise.
9863 * gimple-walk.c (walk_gimple_stmt): Likewise.
9864 * gimple.c (gimple_build_omp_grid_body): New function.
9865 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
9866 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
9867 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
9868 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
9869 GF_OMP_TEAMS_GRID_PHONY.
9870 (gimple_statement_omp_single_layout): Updated comments.
9871 (gimple_build_omp_grid_body): New function.
9872 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
9873 (gimple_omp_for_grid_phony): New function.
9874 (gimple_omp_for_set_grid_phony): Likewise.
9875 (gimple_omp_parallel_grid_phony): Likewise.
9876 (gimple_omp_parallel_set_grid_phony): Likewise.
9877 (gimple_omp_teams_grid_phony): Likewise.
9878 (gimple_omp_teams_set_grid_phony): Likewise.
9879 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
9880 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
9881 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
9882 (BUILT_IN_GOMP_TARGET): Updated type.
9883 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
9884 (adjust_for_condition): New function.
9885 (get_omp_for_step_from_incr): Likewise.
9886 (extract_omp_for_data): Moved parts to adjust_for_condition and
9887 get_omp_for_step_from_incr.
9888 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
9889 (fixup_child_record_type): Bail out if receiver_decl is NULL.
9890 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
9891 (scan_omp_parallel): Do not create child functions for phony
9893 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
9894 (scan_omp_1_op): Checking assert we are not remapping to
9895 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
9896 (parallel_needs_hsa_kernel_p): New function.
9897 (expand_parallel_call): Register apprpriate parallel child
9898 functions as HSA kernels.
9899 (grid_launch_attributes_trees): New type.
9900 (grid_attr_trees): New variable.
9901 (grid_create_kernel_launch_attr_types): New function.
9902 (grid_insert_store_range_dim): Likewise.
9903 (grid_get_kernel_launch_attributes): Likewise.
9904 (get_target_argument_identifier_1): Likewise.
9905 (get_target_argument_identifier): Likewise.
9906 (get_target_argument_value): Likewise.
9907 (push_target_argument_according_to_value): Likewise.
9908 (get_target_arguments): Likewise.
9909 (expand_omp_target): Call get_target_arguments instead of looking
9910 up for teams and thread limit.
9911 (grid_expand_omp_for_loop): New function.
9912 (grid_arg_decl_map): New type.
9913 (grid_remap_kernel_arg_accesses): New function.
9914 (grid_expand_target_kernel_body): New function.
9915 (expand_omp): Call it.
9916 (lower_omp_for): Do not emit phony constructs.
9917 (lower_omp_taskreg): Do not emit phony constructs but create for them
9918 a temporary variable receiver_decl.
9919 (lower_omp_taskreg): Do not emit phony constructs.
9920 (lower_omp_teams): Likewise.
9921 (lower_omp_grid_body): New function.
9922 (lower_omp_1): Call it.
9923 (grid_reg_assignment_to_local_var_p): New function.
9924 (grid_seq_only_contains_local_assignments): Likewise.
9925 (grid_find_single_omp_among_assignments_1): Likewise.
9926 (grid_find_single_omp_among_assignments): Likewise.
9927 (grid_find_ungridifiable_statement): Likewise.
9928 (grid_target_follows_gridifiable_pattern): Likewise.
9929 (grid_remap_prebody_decls): Likewise.
9930 (grid_copy_leading_local_assignments): Likewise.
9931 (grid_process_kernel_body_copy): Likewise.
9932 (grid_attempt_target_gridification): Likewise.
9933 (grid_gridify_all_targets_stmt): Likewise.
9934 (grid_gridify_all_targets): Likewise.
9935 (execute_lower_omp): Call grid_gridify_all_targets.
9936 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
9937 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
9938 (tree_omp_clause): Added union field dimension.
9939 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
9940 * tree.c (omp_clause_num_ops): Added number of arguments of
9941 OMP_CLAUSE__GRIDDIM_.
9942 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
9943 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
9944 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
9945 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
9946 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
9947 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
9948 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
9949 * tree-pass.h (make_pass_gen_hsail): Declare.
9950 (make_pass_ipa_hsa): Likewise.
9951 * ipa-hsa.c: New file.
9952 * lto-section-in.c (lto_section_name): Add hsa section name.
9953 * lto-streamer.h (lto_section_type): Add hsa section.
9954 * timevar.def (TV_IPA_HSA): New.
9955 * hsa-brig-format.h: New file.
9956 * hsa-brig.c: New file.
9957 * hsa-dump.c: Likewise.
9958 * hsa-gen.c: Likewise.
9961 * toplev.c (compile_file): Call hsa_output_brig.
9962 * hsa-regalloc.c: New file.
9964 2016-01-18 Jeff Law <law@redhat.com>
9966 PR tree-optimization/69320
9967 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
9968 ranged object, do nothing if the RHS constant is not [0..1].
9969 (optimize_stmt): Comparing a boolean ranged object against a
9970 constant outside [0..1] results in a compile-time constant.
9972 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
9975 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
9977 * doc/invoke.texi (Invoking GCC): Add new section to menu.
9978 (Option Summary): Update to reflect new section and moved options.
9979 (C++ Dialect Options): Move -fstats to new section.
9980 (Debugging Options): Move all dump, statistics, and other GCC
9981 developer options to new section. Rewrite section introduction
9982 and re-order remaining options to put the more basic ones first.
9983 (Optimization Options): Move -fira-verbose and -flto-report* to
9985 (Developer Options): New section incorporating moved options.
9986 * doc/cppopts.texi (-dM): Update cross-reference.
9988 2016-01-18 Richard Henderson <rth@redhat.com>
9991 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
9992 operands to pseudo only if CSE is expected. Split long immediate
9993 operands only after reload, and for the stack pointer.
9994 (*add<GPI>3_pluslong): Remove.
9995 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
9996 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
9997 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
9998 (*add<GPI>3 peepholes): New.
9999 (*add<GPI>3 splitters): New.
10000 * config/aarch64/constraints.md (Upl): New.
10001 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
10003 2016-01-18 Richard Biener <rguenther@suse.de>
10005 PR tree-optimization/69297
10006 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
10008 (vect_bb_vectorization_profitable_p): Clear visited flag again.
10010 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
10012 PR middle-end/68542
10013 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
10014 of mixind vector and scalar types.
10015 (fold_relational_const): Add handling of vector
10016 comparison with boolean result.
10017 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
10018 comparison of vector operands with boolean result for EQ/NE only.
10019 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
10020 (verify_gimple_cond): Likewise.
10021 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
10024 2016-01-18 Joseph Myers <joseph@codesourcery.com>
10026 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
10029 2016-01-18 Richard Biener <rguenther@suse.de>
10031 PR middle-end/69308
10032 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
10034 2016-01-18 Tom de Vries <tom@codesourcery.com>
10036 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
10038 2016-01-18 Tom de Vries <tom@codesourcery.com>
10040 * omp-low.c (set_oacc_fn_attrib): Make extern.
10041 * omp-low.h (set_oacc_fn_attrib): Declare.
10042 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
10043 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
10044 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
10045 Add and handle function parameter oacc_kernels_p.
10046 (find_reduc_addr, get_omp_data_i_param): New function.
10047 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
10048 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
10049 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
10050 Calculate dominance info. Skip loops that are not in a kernels region
10051 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
10052 (pass_parallelize_loops::execute): Call parallelize_loops with
10053 oacc_kernels_p argument.
10054 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
10055 New member function.
10056 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
10057 * passes.def: Add argument to pass_parallelize_loops instantation.
10059 2016-01-18 Tom de Vries <tom@codesourcery.com>
10061 * tree-parloops.c (pass_parallelize_loops::execute): Allow
10062 pass_parallelize_loops to be run outside the loop pipeline.
10064 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
10066 * tree-scalar-evolution.c (follow_copies_to_constant): New.
10067 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
10069 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
10072 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
10073 using get_ref_base_and_extent.
10074 (equal_mem_array_ref_p): New.
10075 (hashable_expr_equal_p): Add call to previous.
10077 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
10080 * tree-sra.c (disqualified_constants, constant_decl_p): New.
10081 (sra_initialize): Allocate disqualified_constants.
10082 (sra_deinitialize): Free disqualified_constants.
10083 (disqualify_candidate): Update disqualified_constants when appropriate.
10084 (create_access): Scan for constant-pool entries as we go along.
10085 (scalarizable_type_p): Add check against type_contains_placeholder_p.
10086 (maybe_add_sra_candidate): Allow constant-pool entries.
10087 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
10088 (initialize_constant_pool_replacements): New.
10089 (sra_modify_assign): Avoid mangling assignments created by previous,
10090 and don't generate writes into constant pool.
10091 (sra_modify_function_body): Call initialize_constant_pool_replacements.
10093 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
10095 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
10096 andnot instruction.
10097 (scalar_chain::convert_op): Likewise.
10098 * config/i386/i386.md (*andndi3_doubleword): New.
10100 2016-01-18 Richard Biener <rguenther@suse.de>
10102 PR tree-optimization/69170
10103 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
10104 building a vector from scalar results of a pattern stmt.
10106 2016-01-18 Jakub Jelinek <jakub@redhat.com>
10108 * haifa-sched.c (autopref_multipass_init): Work around
10109 -Wmaybe-uninitialized warning.
10111 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
10113 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
10114 against the constant 0.
10116 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10118 PR tree-optimization/68799
10119 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
10120 look up phi candidates in the statement-candidate map.
10121 (phi_add_costs): Likewise.
10122 (record_phi_increments): Likewise.
10123 (phi_incr_cost): Likewise.
10124 (ncd_with_phi): Likewise.
10125 (all_phi_incrs_profitable): Likewise.
10127 2016-01-17 Jakub Jelinek <jakub@redhat.com>
10129 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
10130 -Wmaybe-uninitialized warning.
10132 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
10134 * doc/invoke.texi (Invoking GCC): Add new section to menu.
10135 (Option Summary): Update to reflect new section and moved options.
10136 (C++ Dialect Options): Move -fvtable-verify and related options.
10137 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
10138 and profiling-related options.
10139 (Optimization Options): Move profile generation options and
10140 -fstack-protector and related options.
10141 (Instrumentation Options): New section incorporating moved options.
10142 (Code Generation Options): Move -finstrument-functions and
10143 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
10145 2016-01-16 Tom de Vries <tom@codesourcery.com>
10147 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
10149 2016-01-16 Tom de Vries <tom@codesourcery.com>
10151 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
10153 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
10155 * hash-table.h (hash_table::empty): Turn into an inline wrapper
10156 that checks whether the table is already empty. Rename the
10157 original implementation to...
10158 (hash_table::empty_slot): ...this new private function.
10160 2016-01-15 David Malcolm <dmalcolm@redhat.com>
10162 PR diagnostic/68899
10163 * diagnostic-show-locus.c (layout::print_source_line): Move x
10164 offset of line until after call to
10165 get_line_width_without_trailing_whitespace.
10167 2016-01-15 Jeff Law <law@redhat.com>
10169 PR tree-optimization/69270
10170 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
10171 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
10172 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
10173 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
10174 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
10175 ssa_name_has_boolean_range and constant_boolean_node.
10177 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
10179 PR rtl-optimization/69030
10180 * lra-spills.c (remove_pseudos): Check nrefs and make the function
10182 (spill_pseudos): Delete debug insn for dead pseudo.
10183 (lra_spill): Initiate spill_hard_reg and slots memory separately.
10185 2016-01-15 Jiong Wang <jiong.wang@arm.com>
10187 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
10189 (TYPES_UNOPUS): Likewise.
10190 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
10191 builtin type, from UNOP to UNOPUS.
10192 (lbtruncuv4sf): Likewise.
10193 (lbtruncuv2df): Likewise.
10194 (lrounduv2sf): Likewise.
10195 (lrounduv4sf): Likewise.
10196 (lrounduv2df): Likewise.
10197 (lroundusf): Likewise.
10198 (lroundusf): Likewise.
10199 (lceiluv2sf): Likewise.
10200 (lceiluv4sf): Likewise.
10201 (lceiluv2df): Likewise.
10202 (lceilusf): Likewise.
10203 (lceiludf): Likewise.
10204 (lflooruv2sf): Likewise.
10205 (lflooruv4sf): Likewise.
10206 (lflooruv2df): Likewise.
10207 (lfloorusf): Likewise.
10208 (lfloorudf): Likewise.
10209 (lfrintnuv2sf): Likewise.
10210 (lfrintnuv4sf): Likewise.
10211 (lfrintnuv2df): Likewise.
10212 (lfrintnusf): Likewise.
10213 (lfrintnudf): Likewise.
10214 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
10216 (vcvtq_u32_f32): Likewise.
10217 (vcvtq_u64_f64): Likewise.
10218 (vcvta_u32_f32): Likewise.
10219 (vcvtaq_u32_f32): Likewise.
10220 (vcvtaq_u64_f64): Likewise.
10221 (vcvtm_u32_f32): Likewise.
10222 (vcvtmq_u32_f32): Likewise.
10223 (vcvtmq_u64_f64): Likewise.
10224 (vcvtn_u32_f32): Likwise.
10225 (vcvtnq_u32_f32): Likewise.
10226 (vcvtnq_u64_f64): Likewise.
10227 (vcvtp_u32_f32): Likewise.
10228 (vcvtpq_u32_f32): Likewise.
10229 (vcvtpq_u64_f64): Likewise.
10230 (vcvtmd_u64_f64): Likewise.
10231 (vcvtms_u32_f32): Likewise.
10232 (vcvtad_u64_f64): Likewise.
10233 (vcvtas_u32_f32): Likewise.
10234 (vcvtnd_u64_f64): Likewise.
10235 (vcvtns_u32_f32): Likewise.
10236 (vcvtpd_u64_f64): Likewise.
10237 (vcvtps_u32_f32): Likewise.
10239 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10241 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
10242 CSEL of zero_extended registers.
10244 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10246 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
10247 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
10249 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10251 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
10252 false when argument string is not found in the attributes table
10255 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
10258 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
10259 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
10260 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
10261 precision estimate.
10263 2016-01-15 Richard Biener <rguenther@suse.de>
10265 PR tree-optimization/66856
10266 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
10267 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
10268 (vect_create_new_slp_node): Increment stmt reference count.
10269 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
10270 an SLP tree before swapping operands.
10271 (vect_build_slp_tree): Likewise.
10272 (destroy_bb_vec_info): Free stmt info after SLP instances.
10273 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
10274 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
10275 (STMT_VINFO_NUM_SLP_USES): New macro.
10277 2016-01-15 Richard Biener <rguenther@suse.de>
10280 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
10281 (add_linkage_name): ... here.
10282 (gen_typedef_die): Use add_linkage_name_raw instead of
10283 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
10286 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
10288 * gimplify.c (oacc_default_clause): Decode reference and pointer
10289 types for both kernels and parallel regions.
10291 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
10293 PR middle-end/69246
10294 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
10296 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
10298 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
10299 (convert_scalars_to_vector): Likewise.
10301 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
10303 * doc/extend.texi (Type Traits): Fix grammar.
10305 2016-01-15 Martin Jambor <mjambor@suse.cz>
10307 * tree-inline.c (remap_decl): Use existing dclarations if
10308 remapping a type and prevent_decl_creation_for_types.
10309 (replace_locals_stmt): Do an initial remapping of non-VLA typed
10310 decls first. Do real remapping with
10311 prevent_decl_creation_for_types set.
10312 * tree-inline.h (copy_body_data): New field
10313 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
10316 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
10318 * config/s390/s390.opt (mmvcle): More verbose help text.
10320 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
10322 * config/s390/s390.opt: Add period to -mzvector option text.
10324 2016-01-15 Richard Biener <rguenther@suse.de>
10326 PR tree-optimization/68961
10327 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
10328 of invariants in stores again.
10330 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
10332 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
10334 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
10336 * config/i386/i386.c (ix86_expand_branch): Don't split
10337 DI mode xor instruction to SI mode.
10339 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
10342 * ipa-icf.c (sem_function::merge): Virtual functions may become
10343 reachable even if they address is not taken and there are no
10346 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
10348 * lto-streamer-out.c (subtract_estimated_size): New function.
10349 (get_symbol_initial_value): Use it.
10351 2016-01-15 Christian Bruel <christian.bruel@st.com>
10354 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
10355 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
10356 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
10357 use add_builtin_function_ext_scope instead of add_builtin_function.
10358 (neon_set_p, neon_crypto_set_p): Remove.
10359 (arm_init_builtins): Always call arm_init_neon_builtins and
10360 arm_init_crypto_builtins.
10361 (arm_expand_builtin): Check that builtins are allowed for the arch.
10362 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
10363 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
10364 arm_init_neon_builtins call.
10366 2016-01-15 Richard Biener <rguenther@suse.de>
10368 PR tree-optimization/69117
10369 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
10370 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
10371 of the leader conservatively.
10372 (free_scc_vn): Restore original SSA name infos.
10374 2016-01-14 Jeff Law <law@redhat.com>
10376 PR tree-optimization/69270
10377 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
10378 single bit of precision, verify it's also unsigned.
10379 (record_edge_info): Use constant_boolean_node rather than fold_convert
10380 to convert boolean_true/boolean_false to the right type.
10382 2016-01-14 Richard Henderson <rth@redhat.com>
10385 * loop-doloop.c (record_reg_sets): New.
10386 (doloop_optimize): Reject the transform if the sequence
10387 clobbers registers live at the end of the loop block.
10388 (doloop_optimize_loops): Enable df_live if needed.
10390 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
10392 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
10393 * gcc/config/rs6000/rs6000.c: Likewise.
10394 * gcc/config/rs6000/rs6000.h: Likewise.
10395 * gcc/config/rs6000/rs6000.md: Likewise.
10396 * gcc/doc/extend.texi: Likewsie.
10398 2016-01-14 Jeff Law <law@redhat.com>
10400 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
10403 2016-01-14 Richard Henderson <rth@redhat.com>
10407 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
10408 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
10409 instead of builtin_decl_declared_p to test for declaration.
10411 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
10413 * doc/loop.texi (Loop Analysis and Representation): Document
10414 loop_depth function.
10416 2016-01-14 Tom de Vries <tom@codesourcery.com>
10418 PR tree-optimization/68773
10419 * omp-low.c (expand_omp_target): Don't set force_output.
10420 * varpool.c (varpool_node::get_create): Same.
10421 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
10422 offload_funcs with force_output.
10424 2016-01-14 Jakub Jelinek <jakub@redhat.com>
10427 * lra-eliminations.c (move_plus_up): Don't change anything if either
10428 the outer or inner subreg mode is not MODE_INT.
10429 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
10430 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
10432 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
10434 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
10435 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
10436 reduc_uplus_@var{m}): Remove.
10437 * expr.c (expand_expr_real_2): Remove expansion path for
10438 reduc_[us](min|max|plus) optabs.
10439 * optabs-tree.c (scalar_reduc_to_vector): Remove.
10440 * optabs-tree.h (scalar_reduc_to_vector): Remove.
10441 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
10442 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
10443 * tree-vect-loop.c (vectorizable_reduction): Remove test for
10444 reduc_[us](min|max|plus) optabs.
10446 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
10448 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
10449 (reduc_plus_scal_v2sf): New.
10450 (reduc_smax_v2sf): Rename to...
10451 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
10452 (reduc_smin_v2sf): Rename to...
10453 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
10455 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
10457 * alias.c (compare_base_symbol_refs): New function.
10458 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
10461 2016-01-14 Jakub Jelinek <jakub@redhat.com>
10463 PR middle-end/68146
10464 PR tree-optimization/69155
10465 * tree-complex.c: Include cfganal.h.
10466 (phis_to_revisit): New variable.
10467 (extract_component): Add phiarg_p argument. Assert that returned
10468 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
10469 (update_phi_components): Partly rewrite to use loop over real/imag
10470 components instead of code duplication. If extract_component returns
10471 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
10472 create_tmp_reg into the PHI node instead, and mention the phi triplet
10473 in phis_to_revisit.
10474 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
10475 in phis_to_revisit at the end.
10477 2016-01-14 Richard Biener <rguenther@suse.de>
10479 PR tree-optimization/68060
10480 * tree-vect-loop.c (vect_is_simple_reduction): Check the
10481 outer loop reduction is only used in the inner loop before
10482 detecting a double reduction.
10484 2016-01-14 Jakub Jelinek <jakub@redhat.com>
10487 * combine.c (expand_field_assignment): Punt if compute_mode is
10488 unsupported scalar mode.
10490 2016-01-14 Richard Biener <rguenther@suse.de>
10492 PR tree-optimization/66856
10493 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
10494 SLP node only if it built successfully.
10495 (vect_analyze_slp_instance): Adjust.
10497 2016-01-14 Jeff Law <law@redhat.com>
10499 PR tree-optimization/69270
10500 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
10501 (record_edge_info): Use it. Convert boolean_{true,false}_node
10502 to the type of op0.
10504 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
10507 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
10508 use block_ultimate_origin
10509 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
10511 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
10513 * doc/invoke.texi (Submodel Options): Rename section to
10514 "Machine-Dependent Options" to better reflect its content.
10515 Rewrite introductory text to remove archaic CPU names.
10518 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
10520 * doc/invoke.texi (Code Gen Options): Move section up in file,
10521 before target-specific options. Update menu and option summary
10522 to reflect the new section ordering.
10524 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
10526 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
10527 (C++ Dialect Options): Add cross-reference to -std option.
10528 * doc/standards.texi (C++ Language): Document C++14 support.
10530 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
10532 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
10533 for pack/unpack functions for __ibm128.
10534 (PACK_IF): Likewise.
10535 (UNPACK_IF): Likewise.
10537 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
10538 support for __ibm128 pack/unpack functions.
10539 (rs6000_invalid_builtin): Likewise.
10540 (rs6000_init_builtins): Likewise.
10541 (rs6000_opt_masks): Likewise.
10543 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
10544 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
10546 (RS6000_BTM_COMMON): Likewise.
10548 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
10549 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
10550 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
10551 128-bit floating point. Add support for the double values to be
10552 in Altivec registers for TF/IF packing and unpacking, but restrict
10553 TD packing sub-fields to be FPR registers. Don't allow overlapped
10554 register support for packing. Allow pack inputs to be memory
10555 locations. Don't build generator functions for unpack<mode>_dm
10556 and unpack<mode>_nodm.
10557 (unpack<mode>_dm): Likewise.
10558 (unpack<mode>_nodm): Likewise.
10559 (pack<mode>): Likewise.
10561 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
10562 built-in functions to pack/unpack explicit __ibm128 values.
10563 (__builtin_unpack_ibm128): Likewise.
10565 * doc/extend.texi (PowerPC Built-in Functions): Document
10566 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
10568 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
10571 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
10572 Add new arg loc and pass it down as context.
10573 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
10574 to the location to use for the warning.
10575 (check_function_arguments): New arg loc. All callers changed. Pass
10576 it to check_function_nonnull.
10577 * c-common.h (check_function_arguments): Adjust declaration.
10579 2016-01-13 Jakub Jelinek <jakub@redhat.com>
10581 PR tree-optimization/69156
10582 * gimple.c (validate_type): Removed.
10583 (gimple_builtin_call_types_compatible_p): Use
10584 useless_type_conversion_p instead of validate_type.
10585 * value-prof.c (gimple_stringop_fixed_value): Fold
10586 icall_size to correct type.
10588 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
10590 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
10593 2016-01-13 Richard Henderson <rth@redhat.com>
10596 * target.def (builtin_tm_load, builtin_tm_store): Remove.
10597 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
10598 (ix86_builtin_tm_store): Remove.
10599 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
10600 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
10601 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
10602 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
10603 * doc/tm.texi: Rebuild.
10605 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
10606 (BUILT_IN_TM_MEMCPY_RTWN): New.
10607 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
10608 fallback from vector to integer helpers.
10609 (build_tm_load): Handle vector types directly, instead of
10611 (build_tm_store): Likewise.
10612 (expand_assign_tm): Prepare for register types not handled by
10613 the above. Copy them to memory and use memcpy.
10614 * tree.c (tm_define_builtin): New.
10615 (find_tm_vector_type): New.
10616 (build_tm_vector_builtins): New.
10617 (build_common_builtin_nodes): Call it.
10619 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
10621 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
10622 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
10624 2016-01-13 Tom de Vries <tom@codesourcery.com>
10626 PR tree-optimization/69169
10627 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
10628 handled_struct_type param.
10629 (create_variable_info_for, intra_create_variable_infos): Call
10630 create_variable_info_for_1 with extra arg.
10632 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
10634 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
10635 and "armv8.1-a+crc" entries.
10637 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
10640 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
10641 Change first operand predicate from register_or_constm1_operand
10642 to register_operand.
10643 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
10644 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
10645 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
10646 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
10647 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
10648 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
10649 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
10650 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
10651 comparison with constm1_rtx from vec_prefetch_gen part.
10653 2016-01-13 Richard Biener <rguenther@suse.de>
10655 PR tree-optimization/69013
10656 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
10657 Exchange assert for a test.
10659 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10662 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
10664 2016-01-13 Richard Biener <rguenther@suse.de>
10666 PR tree-optimization/69242
10667 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
10668 assert with a check.
10670 2016-01-13 Richard Biener <rguenther@suse.de>
10672 PR tree-optimization/69186
10673 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
10674 Properly guard vect_update_misalignment_for_peel call.
10676 2016-01-12 Jeff Law <law@redhat.com>
10678 PR tree-optimization/pr67755
10679 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
10680 "need_profile_correction".
10681 (thread_block_1): Initialize new field to false by default. If we
10682 have multiple thread paths through a common joiner to different
10683 final targets, then set new field to true.
10684 (compute_path_counts): Only do count adjustment when it's really
10687 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
10689 * doc/invoke.texi (Spec Files): Move section down in file, past
10690 all command-line option descriptions.
10692 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10694 PR middle-end/54809
10695 * doc/gty.texi: Remove documentation of mark_hook.
10696 * gengtype.c (struct write_types_data): Remove code to support
10697 mark_hook attribute.
10698 (walk_type): Likewise.
10699 (write_func_for_structure): Likewise.
10701 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
10703 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
10704 Directory Options, and -specs= to Overall Options.
10705 (Overall Options): Adjust similarly. Reorder to group related
10706 options together. Make -specs= cross-reference the spec file details.
10707 (Directory Options): Adjust similarly.
10709 2016-01-12 Jeff Law <law@redhat.com>
10711 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
10713 2016-01-12 Olivier Hainque <hainque@adacore.com>
10715 * gcc.c (spec_undefvar_allowed): New global.
10716 (process_command): Set to true when running for --version or --help,
10718 (getenv_spec_function): When the variable is not defined, use the
10719 variable name as the variable value if we're allowed not to issue
10722 2016-01-12 Bin Cheng <bin.cheng@arm.com>
10724 PR tree-optimization/68911
10725 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
10726 information computed for expression "init + nit * step".
10728 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
10730 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
10731 about name of GCC executable. Remove deleted node from menu.
10732 (Directory Options) <-B>: Remove cross-reference to deleted node.
10733 (Target Options): Delete section.
10735 2016-01-12 Christian Bruel <christian.bruel@st.com>
10738 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
10739 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
10741 2016-01-12 Jakub Jelinek <jakub@redhat.com>
10744 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
10745 aligned_mem is properly set for AVX512-VL floating point masked
10749 * ifcvt.c (cond_exec_process_if_block): When removing the last
10750 insn from then_bb, remove also any possible barriers that follow it.
10752 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
10756 * config/i386/iamcu.h (SIZE_TYPE): New macro.
10757 (PTRDIFF_TYPE): Likewise.
10758 (WCHAR_TYPE): Likewise.
10759 (WCHAR_TYPE_SIZE): Likewise.
10760 (STDINT_LONG32): Likewise.
10762 2016-01-12 Richard Biener <rguenther@suse.de>
10764 PR tree-optimization/69053
10765 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
10766 convert initial value for cond reductions.
10768 2016-01-12 Richard Biener <rguenther@suse.de>
10770 PR tree-optimization/69007
10771 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
10772 widen_sum after dot_prod and sad.
10774 2016-01-12 Richard Biener <rguenther@suse.de>
10776 PR tree-optimization/69168
10777 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
10778 pattern stmt SLP type.
10779 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
10780 end up unused so cope with that case.
10782 2016-01-12 Richard Biener <rguenther@suse.de>
10784 PR tree-optimization/69157
10785 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
10786 stmts def type only during analyze phase.
10787 (vectorizable_call): Likewise.
10788 (vectorizable_simd_clone_call): Likewise.
10789 (vectorizable_conversion): Likewise.
10790 (vectorizable_assignment): Likewise.
10791 (vectorizable_shift): Likewise.
10792 (vectorizable_operation): Likewise.
10793 (vectorizable_store): Likewise.
10794 (vectorizable_load): Likewise.
10796 2016-01-12 Richard Biener <rguenther@suse.de>
10798 PR tree-optimization/69174
10799 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
10801 (vectorizable_load): Properly compute the number of loads needed
10802 for permuted strided SLP loads and do not spuriously assign
10803 to SLP_TREE_VEC_STMTS.
10805 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
10807 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
10808 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
10809 (MD_EXEC_PREFIX): Remove.
10810 (MD_STARTFILE_PREFIX) Removee.
10811 (FILE_NAME_ABSOLUTE_P): Remove.
10812 (CPP_SPEC): Do not read macros from sys/version.h.
10813 (LINK_COMMAND_SPEC): Remove.
10814 (LOCAL_INCLUDE_DIR): Remove.
10815 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
10816 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
10817 (POST_LINK_SPEC): Define to invoke stubify after linker
10818 (LIBSTDCXX): Remove define
10819 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
10820 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
10821 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
10822 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
10823 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
10824 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
10825 (i386_djgpp_asm_named_section): Add propotype of new procedure
10827 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
10828 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
10829 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
10830 in config/i386/djgpp.h).
10831 (STANDARD_STARTFILE_PREFIX_2): Define identical to
10832 STANDARD_STARTFILE_PREFIX_1.
10833 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
10834 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
10835 installation errors.
10836 (MAX_OFILE_ALIGNMENT): Define to 128.
10837 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
10839 * config/i386/djgpp.c: New file. Add implementation of
10840 i386_djgpp_asm_named_section.
10842 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
10844 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
10845 Add rule for building djgpp.o.
10847 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10849 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
10850 (rtx_is_swappable_p): Reductions are swappable.
10851 (insn_is_swappable_p): V2DF reductions are swappable.
10853 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
10855 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
10856 reloads for other unsupported memory operands.
10858 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
10859 Jim Wilson <jim.wilson@linaro.org>
10862 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
10863 copy_to_mode_reg instead of force_reg.
10865 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
10868 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
10869 TARGET_80387 is true.
10871 2016-01-11 Jakub Jelinek <jakub@redhat.com>
10874 * lra-eliminations.c (move_plus_up): Only move plus up
10875 if subreg of the constant can be simplified into constant
10876 and use the simplified subreg of the constant instead of
10877 the original constant.
10879 * fold-const.c (fold_convertible_p): Don't return true
10880 for conversion of VECTOR_TYPE to same sized integral type.
10881 (fold_convert_loc): Fix up formatting. Fold conversion of
10882 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
10883 instead of NOP_EXPR.
10885 PR tree-optimization/69214
10886 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
10887 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
10890 PR tree-optimization/69207
10891 * tree-vect-slp.c (vect_get_constant_vectors): For
10892 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
10893 fold_convertible_p to vector_type's element type, and always
10894 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
10896 2016-01-11 Richard Biener <rguenther@suse.de>
10898 PR tree-optimization/69173
10899 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
10900 fixup the cycle if all stmts are in a pattern.
10902 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
10904 PR middle-end/68999
10905 * alias.c (base_alias_check): Move check for addresses with
10906 alignment ANDs before the call for compare_base_decls.
10907 (memrefs_conflict_p): Return -1 for different decls
10908 that went through alignment adjustments.
10910 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10912 PR rtl-optimization/68796
10913 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
10914 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
10915 and QImode comparisons against zero with CC_NZmode.
10916 * config/aarch64/iterators.md (short_mask): New mode_attr.
10918 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
10920 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
10921 (<avx512>_store<mode>_mask): Likewise.
10923 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
10924 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10926 PR rtl-optimization/68841
10927 * ifcvt.c (struct noce_if_info): Add orig_x field.
10928 (bbs_ok_for_cmove_arith): Add to_rename parameter.
10929 Don't record conflicts on to_rename if it's present.
10930 Allow memory destinations in sets.
10931 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
10932 blocks, passing orig_x to the checks.
10933 (noce_process_if_block): Set if_info->orig_x appropriately.
10935 2016-01-11 Tom de Vries <tom@codesourcery.com>
10937 PR tree-optimization/69069
10938 * tree-parloops.c (create_parallel_loop): Add missing phi args.
10940 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
10942 PR rtl-optimization/68920
10943 * config/i386/i386.c (ix86_option_override_internal): Restrict number
10944 of conditional moves for RTL if-conversion to 1 for
10945 TARGET_ONE_IF_CONV_INSN.
10946 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
10947 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
10948 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
10949 parameter to restirct number of conditional moves for
10951 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
10952 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
10955 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
10958 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
10959 onepart vars. Fix typo in comment. Fix reversed condition in
10961 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
10964 * var-tracking.c (dump_onepart_variable_differences): New.
10965 (dataflow_set_different): If a detailed dump is requested,
10966 delay early returns and dump differences between onepart
10967 variables present before and after, and added variables.
10969 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
10972 * expr.c (expand_expr_real_1): For boolean vector constants
10973 with a scalar mode use const_scalar_mask_from_tree.
10974 (const_scalar_mask_from_tree): New.
10975 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
10976 assigned to a mask type to handle constants.
10978 2016-01-11 Martin Jambor <mjambor@suse.cz>
10981 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
10982 useless parameters if we cannot change function signature.
10984 2016-01-11 Martin Jambor <mjambor@suse.cz>
10987 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
10990 2016-01-11 Tom de Vries <tom@codesourcery.com>
10992 PR tree-optimization/69109
10993 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
10996 2016-01-11 Tom de Vries <tom@codesourcery.com>
10998 PR tree-optimization/69108
10999 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
11000 res is not used in a phi.
11002 2016-01-11 Yury Gribov <y.gribov@samsung.com>
11005 * common.opt (frandom-seed): Fix parameter name.
11006 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
11008 2016-01-11 Tom de Vries <tom@codesourcery.com>
11010 PR tree-optimization/69058
11011 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
11014 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
11016 * config/arc/arc.opt (mdiv-rem): Add period to the end.
11017 (mcode-density): Likewise.
11019 2016-01-10 Tom de Vries <tom@codesourcery.com>
11021 PR tree-optimization/69062
11022 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
11023 (parallelize_loops): Don't paralelize loop that has phi with address
11026 2016-01-10 Tom de Vries <tom@codesourcery.com>
11028 PR tree-optimization/69039
11029 * tree-parloops.c (try_create_reduction_list): Only allow single exit
11032 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
11034 PR middle-end/68743
11035 * match.pd: Require target has function_c99_misc before doing
11036 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
11038 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
11040 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
11042 * configure: Regenerate.
11044 2016-01-09 Jakub Jelinek <jakub@redhat.com>
11046 PR middle-end/50865
11047 PR tree-optimization/69097
11048 * fold-const.h (expr_not_equal_to): New prototype.
11049 * fold-const.c: Include stringpool.h and tree-ssanames.h.
11050 (expr_not_equal_to): New function.
11051 * match.pd (X % -Y is the same as X % Y): Don't optimize
11052 unless X is known not to be equal to minimum or Y is known
11053 not to be equal to -1.
11054 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
11055 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
11056 (simplify_stmt_using_ranges): Adjust caller.
11057 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
11058 substitute_and_fold.
11060 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
11062 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
11065 2016-01-08 Jakub Jelinek <jakub@redhat.com>
11067 PR tree-optimization/69167
11068 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
11069 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
11071 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
11073 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
11074 Richard Biener <rguenther@suse.de>
11076 PR tree-optimization/68707
11077 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
11078 instances that can be handled via vect_load_lanes.
11080 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
11082 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
11083 if we can't determine address equivalence.
11084 * alias.c (compare_base_decl): Update for changed return value of
11085 symtab_node::equal_address_to.
11087 2016-01-08 Jason Merrill <jason@redhat.com>
11091 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
11092 * expr.c (store_field): Not here.
11093 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
11094 call with TREE_ADDRESSABLE type.
11095 * tree-cfg.c (verify_gimple_call): Adjust.
11097 2016-01-08 Olivier Hainque <hainque@adacore.com>
11099 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
11102 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
11104 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
11105 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
11106 (reduc_smin_v2sf): Rename to...
11107 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
11108 (reduc_splus_v2sf): Rename to...
11109 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
11111 2016-01-08 Jakub Jelinek <jakub@redhat.com>
11113 PR tree-optimization/69162
11114 * gimplify.c (gimplify_va_arg_expr): Encode original type of
11115 valist argument in another argument.
11116 (gimplify_modify_expr): Adjust for the above change. Cleanup.
11117 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
11118 to determine the va_list type, build a MEM_REF instead of
11119 build_fold_indirect_ref.
11121 PR tree-optimization/69172
11122 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
11125 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
11127 PR tree-optimization/67781
11128 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
11129 and cmpnop in two steps: first the ones not accessed in original
11130 gimple expression in a endian independent way and then the ones not
11131 accessed in the final result in an endian-specific way.
11133 2016-01-08 Jakub Jelinek <jakub@redhat.com>
11135 PR tree-optimization/69083
11136 * tree-vect-slp.c (vect_get_constant_vectors): For
11137 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
11138 element type. If op is fold_convertible_p to vector_type's element
11139 type, use NOP_EXPR instead of VCE.
11141 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
11143 PR rtl-optimization/67778
11144 PR rtl-optimization/68634
11145 PR rtl-optimization/68909
11146 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
11147 block from the stack until done with it. Remove a superfluous
11148 bitmap set. Remove a superfluous bitmap test.
11150 2016-01-07 Martin Sebor <msebor@redhat.com>
11153 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
11154 constraint on the type of arguments.
11156 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
11158 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
11159 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
11160 unaligned_access on the gcc_options set.
11161 * config/arm/arm.c (arm_option_override_internal): Use
11162 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
11164 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
11167 * config/i386/i386.c (ix86_frame_pointer_required): Enable
11168 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
11170 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
11173 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
11176 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
11177 depending on frame_pointer_needed before remaining integer and SSE
11178 registers are saved.
11180 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
11183 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
11185 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
11188 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
11189 Use the "xBm" constraint.
11190 (float<sseintvecmodelower><mode>2<mask_name><round_name):
11192 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
11193 (sse_cvtsi2ssq<round_name>): Likewise.
11194 (sse_cvtss2si<round_name>): Likewise.
11195 (sse_cvtss2siq<round_name>): Likewise.
11196 (sse2_cvtsi2sdq<round_name>): Likewise.
11197 (sse2_cvtsd2si<round_name>): Likewise.
11198 (sse2_cvtsd2siq<round_name>): Likewise.
11199 * config/i386/subst.md (round_nimm_scalar_predicate): New
11202 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
11204 PR middle-end/67639
11205 * varasm.c (make_decl_rtl): Mark invalid register vars as
11208 PR rtl-optimization/66206
11209 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
11210 All callers changed.
11212 2016-01-07 Jakub Jelinek <jakub@redhat.com>
11214 PR tree-optimization/69141
11215 * tree-ssa-pre.c: Include langhooks.h.
11216 (eliminate_dom_walker::before_dom_children): Use
11217 lang_hooks.decl_printable_name instead of
11218 cgraph_node::get ()->name ().
11220 PR middle-end/68960
11221 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
11222 it and DECL_ALIGN too.
11224 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
11226 * config/mips/mips-ftypes.def: Sort to lexicographical order.
11228 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
11231 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
11232 depending on frame_pointer_needed before remaining integer and SSE
11233 registers are saved.
11235 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11237 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
11238 mode iterator with VSX_M2.
11239 (*p9_vecstore_<mode>): Likewise.
11240 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
11241 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
11242 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
11243 (define_split for VSX_LE128 stores): Likewise.
11244 (define_peephole2 for TImode LE swaps): Likewise.
11245 (define_split for VSX_LE128 post-reload stores): Likewise.
11247 2016-01-06 Marek Polacek <polacek@redhat.com>
11250 * convert.c (convert_to_integer_1): Adjust call to
11251 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
11252 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
11253 EXPR instead of ARG.
11254 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
11256 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
11259 * doc/extend.texi (RL78 Variable Attributes): New section.
11261 2016-01-05 Marek Polacek <polacek@redhat.com>
11264 * builtins.c (get_memmodel): Use expansion point location rather than
11265 the input location. Call warning_at rather than warning.
11266 (expand_builtin_atomic_compare_exchange): Likewise.
11267 (expand_builtin_atomic_load): Likewise.
11268 (expand_builtin_atomic_store): Likewise.
11269 (expand_builtin_atomic_clear): Likewise.
11271 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
11274 * config/i386/i386.c (ix86_expand_vector_logical_operator):
11275 Replace nonimmediate_operand with vector_operand.
11276 * config/i386/predicates.md (vector_operand): New predicate.
11277 (general_vector_operand): Replace nonimmediate_operand with
11279 * config/i386/sse.md: Replace nonimmediate_operand with
11280 vector_operand and m constraint with Bm constraint on SSE
11281 patterns with 16-byte memory operand.
11282 * config/i386/subst.md (round_nimm_predicate): Replace
11283 nonimmediate_operand with vector_operand.
11284 (round_saeonly_nimm_predicate): Likewise.
11285 (round_saeonly_nimm_scalar_predicate): New.
11287 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
11290 * config/i386/constraints.md (Bm): New constraint.
11291 * config/i386/predicates.md (vector_memory_operand): New
11293 * config/i386/sse.md: Replace xm with xBm in plusminus and
11294 any_logic patterns.
11296 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
11299 * doc/extend.texi (V850 Function Attributes): New section.
11300 (V850 Variable Attributes): New section.
11302 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
11305 * doc/extend.texi (MicroBlaze Function Attributes): Document
11306 interrupt_handler and fast_interrupt attributes.
11308 2016-01-05 Sergei Trofimovich <siarheit@google.com>
11311 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
11312 for local symbolic operands.
11313 * config/ia64/predicates.md (local_symbolic_operand64): New
11316 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11318 PR rtl-optimization/68651
11319 * combine.c (combine_simplify_rtx): Canonicalize x + x into
11322 2016-01-05 Nathan Sidwell <nathan@acm.org>
11324 * alias.c (compare_base_decls): Use symtab_node::get.
11326 2016-01-05 Nick Clifton <nickc@redhat.com>
11329 * ira-costs.c (copy_cost): Initialise the t_icode field of the
11330 secondary_reload_info structure.
11333 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
11334 decls if weak support is available.
11336 2016-01-04 Martin Sebor <msebor@redhat.com>
11338 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
11340 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
11342 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
11343 OPTION_MASK_P9_DFORM.
11345 * config/rs6000/constraints.md (wo constraint): New constraint for
11348 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
11350 (rs6000_init_hard_regno_mode_ok): Likewise.
11352 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
11355 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
11356 expanders not to have constraints. Add support for ISA 3.0 xxperm
11357 instruction. Add support for fusing xxlor with xxperm.
11358 (altivec_vperm_<mode>_internal): Likewise.
11359 (altivec_vperm_v8hiv16qi): Likewise.
11360 (altivec_vperm_<mode>v16q): Likewise.
11361 (altivec_vperm_<mode>_uns): Likewise.
11362 (vperm_v8hiv4si): Likewise.
11363 (vperm_v16qiv8hi): Likewise.
11365 * doc/md.texi (RS/6000 constraints): Document wo constraint.
11367 2016-01-04 Jakub Jelinek <jakub@redhat.com>
11369 Update copyright years.
11371 * gcc.c (process_command): Update copyright notice dates.
11372 * gcov-dump.c (print_version): Ditto.
11373 * gcov.c (print_version): Ditto.
11374 * gcov-tool.c (print_version): Ditto.
11375 * gengtype.c (create_file): Ditto.
11376 * doc/cpp.texi: Bump @copying's copyright year.
11377 * doc/cppinternals.texi: Ditto.
11378 * doc/gcc.texi: Ditto.
11379 * doc/gccint.texi: Ditto.
11380 * doc/gcov.texi: Ditto.
11381 * doc/install.texi: Ditto.
11382 * doc/invoke.texi: Ditto.
11384 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
11386 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
11387 modes larger than TImode as TImode if NEON is not enabled.
11389 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
11392 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
11393 mode for %f0-%f31 only if TARGET_FPU.
11395 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
11398 * config/sparc/sparc.c (scan_record_type): Take into account subfields
11399 to compute the PACKED_P predicate.
11400 (function_arg_record_value): Minor tweaks.
11402 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
11404 * doc/install.texi (--with-multilib-list): Describe the meaning of the
11405 option for arm*-*-* targets.
11407 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
11409 * doc/extend.texi (Common Function Attributes): Move docs for
11410 MSP430-specific attributes to....
11411 (MSP430 Function Attributes): ...here. Delete the redundant
11412 entries and copy-edit the remaining text.
11413 (MSP430 Variable Attributes): Use uniform format for index
11414 entries and add a cross-reference to the corresponding function
11417 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
11419 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
11421 (x86 Options): Likewise.
11423 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
11427 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
11428 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
11429 to corresponding attribute.
11431 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
11433 * doc/extend.texi (Common Function Attributes) <noplt>: Move
11434 to correct alphabetization of table. Copy-edit and correct
11436 <stack_protect>: Likewise.
11437 <target_clones>: Likewise.
11439 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
11440 Correct punctuation.
11441 (Code Gen Options) <-fno-plt>: Copy-edit.
11443 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
11446 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
11447 SI values. Explicitly convert SI to DI and vice-versa.
11449 2016-01-01 Jakub Jelinek <jakub@redhat.com>
11451 PR tree-optimization/69070
11452 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
11453 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
11456 * ubsan.c (ubsan_instrument_float_cast): Call
11457 initialize_sanitizer_builtins.
11460 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
11462 Copyright (C) 2016 Free Software Foundation, Inc.
11464 Copying and distribution of this file, with or without modification,
11465 are permitted in any medium without royalty provided the copyright
11466 notice and this notice are preserved.